openwrt-xburst/target/linux/brcm-2.6/patches/005-bcm43xx-dscape-060328.patch

diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,499 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  debugfs driver debugging code
+
+  Copyright (c) 2005 Michael Buesch <mbuesch@freenet.de>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+
+
+#include <linux/fs.h>
+#include <linux/debugfs.h>
+#include <linux/slab.h>
+#include <linux/netdevice.h>
+#include <linux/pci.h>
+#include <asm/io.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_debugfs.h"
+#include "bcm43xx_dma.h"
+#include "bcm43xx_pio.h"
+#include "bcm43xx_xmit.h"
+
+#define REALLY_BIG_BUFFER_SIZE	(1024*256)
+
+static struct bcm43xx_debugfs fs;
+static char really_big_buffer[REALLY_BIG_BUFFER_SIZE];
+static DECLARE_MUTEX(big_buffer_sem);
+
+
+static ssize_t write_file_dummy(struct file *file, const char __user *buf,
+				size_t count, loff_t *ppos)
+{
+	return count;
+}
+
+static int open_file_generic(struct inode *inode, struct file *file)
+{
+	file->private_data = inode->u.generic_ip;
+	return 0;
+}
+
+#define fappend(fmt, x...)	pos += snprintf(buf + pos, len - pos, fmt , ##x)
+
+static ssize_t devinfo_read_file(struct file *file, char __user *userbuf,
+				 size_t count, loff_t *ppos)
+{
+	const size_t len = REALLY_BIG_BUFFER_SIZE;
+
+	struct bcm43xx_private *bcm = file->private_data;
+	char *buf = really_big_buffer;
+	size_t pos = 0;
+	ssize_t res;
+	struct net_device *net_dev;
+	struct pci_dev *pci_dev;
+	unsigned long flags;
+	u16 tmp16;
+	int i;
+
+	down(&big_buffer_sem);
+
+	bcm43xx_lock_mmio(bcm, flags);
+	if (!bcm->initialized) {
+		fappend("Board not initialized.\n");
+		goto out;
+	}
+	net_dev = bcm->net_dev;
+	pci_dev = bcm->pci_dev;
+
+	/* This is where the information is written to the "devinfo" file */
+	fappend("*** %s devinfo ***\n", net_dev->name);
+	fappend("vendor:           0x%04x   device:           0x%04x\n",
+		pci_dev->vendor, pci_dev->device);
+	fappend("subsystem_vendor: 0x%04x   subsystem_device: 0x%04x\n",
+		pci_dev->subsystem_vendor, pci_dev->subsystem_device);
+	fappend("IRQ: %d\n", bcm->irq);
+	fappend("mmio_addr: 0x%p   mmio_len: %u\n", bcm->mmio_addr, bcm->mmio_len);
+	fappend("chip_id: 0x%04x   chip_rev: 0x%02x\n", bcm->chip_id, bcm->chip_rev);
+	if ((bcm->core_80211[0].rev >= 3) && (bcm43xx_read32(bcm, 0x0158) & (1 << 16)))
+		fappend("Radio disabled by hardware!\n");
+	if ((bcm->core_80211[0].rev < 3) && !(bcm43xx_read16(bcm, 0x049A) & (1 << 4)))
+		fappend("Radio disabled by hardware!\n");
+	fappend("board_vendor: 0x%04x   board_type: 0x%04x\n", bcm->board_vendor,
+	        bcm->board_type);
+
+	fappend("\nCores:\n");
+#define fappend_core(name, info) fappend("core \"" name "\" %s, %s, id: 0x%04x, "	\
+					 "rev: 0x%02x, index: 0x%02x\n",		\
+					 (info).available				\
+						? "available" : "nonavailable",		\
+					 (info).enabled					\
+						? "enabled" : "disabled",		\
+					 (info).id, (info).rev, (info).index)
+	fappend_core("CHIPCOMMON", bcm->core_chipcommon);
+	fappend_core("PCI", bcm->core_pci);
+	fappend_core("first 80211", bcm->core_80211[0]);
+	fappend_core("second 80211", bcm->core_80211[1]);
+#undef fappend_core
+	tmp16 = bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_CONTROL);
+	fappend("LEDs: ");
+	for (i = 0; i < BCM43xx_NR_LEDS; i++)
+		fappend("%d ", !!(tmp16 & (1 << i)));
+	fappend("\n");
+
+out:
+	bcm43xx_unlock_mmio(bcm, flags);
+	res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+	up(&big_buffer_sem);
+	return res;
+}
+
+static ssize_t drvinfo_read_file(struct file *file, char __user *userbuf,
+				 size_t count, loff_t *ppos)
+{
+	const size_t len = REALLY_BIG_BUFFER_SIZE;
+
+	char *buf = really_big_buffer;
+	size_t pos = 0;
+	ssize_t res;
+
+	down(&big_buffer_sem);
+
+	/* This is where the information is written to the "driver" file */
+	fappend(KBUILD_MODNAME " driver\n");
+	fappend("Compiled at: %s %s\n", __DATE__, __TIME__);
+
+	res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+	up(&big_buffer_sem);
+	return res;
+}
+
+static ssize_t spromdump_read_file(struct file *file, char __user *userbuf,
+				 size_t count, loff_t *ppos)
+{
+	const size_t len = REALLY_BIG_BUFFER_SIZE;
+
+	struct bcm43xx_private *bcm = file->private_data;
+	char *buf = really_big_buffer;
+	size_t pos = 0;
+	ssize_t res;
+	unsigned long flags;
+
+	down(&big_buffer_sem);
+	bcm43xx_lock_mmio(bcm, flags);
+	if (!bcm->initialized) {
+		fappend("Board not initialized.\n");
+		goto out;
+	}
+
+	/* This is where the information is written to the "sprom_dump" file */
+	fappend("boardflags: 0x%04x\n", bcm->sprom.boardflags);
+
+out:
+	bcm43xx_unlock_mmio(bcm, flags);
+	res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+	up(&big_buffer_sem);
+	return res;
+}
+
+static ssize_t tsf_read_file(struct file *file, char __user *userbuf,
+			     size_t count, loff_t *ppos)
+{
+	const size_t len = REALLY_BIG_BUFFER_SIZE;
+
+	struct bcm43xx_private *bcm = file->private_data;
+	char *buf = really_big_buffer;
+	size_t pos = 0;
+	ssize_t res;
+	unsigned long flags;
+	u64 tsf;
+
+	down(&big_buffer_sem);
+	bcm43xx_lock_mmio(bcm, flags);
+	if (!bcm->initialized) {
+		fappend("Board not initialized.\n");
+		goto out;
+	}
+	bcm43xx_tsf_read(bcm, &tsf);
+	fappend("0x%08x%08x\n",
+		(unsigned int)((tsf & 0xFFFFFFFF00000000ULL) >> 32),
+		(unsigned int)(tsf & 0xFFFFFFFFULL));
+
+out:
+	bcm43xx_unlock_mmio(bcm, flags);
+	res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+	up(&big_buffer_sem);
+	return res;
+}
+
+static ssize_t tsf_write_file(struct file *file, const char __user *user_buf,
+			      size_t count, loff_t *ppos)
+{
+	struct bcm43xx_private *bcm = file->private_data;
+	char *buf = really_big_buffer;
+	ssize_t buf_size;
+	ssize_t res;
+	unsigned long flags;
+	u64 tsf;
+
+	buf_size = min(count, sizeof (really_big_buffer) - 1);
+	down(&big_buffer_sem);
+	if (copy_from_user(buf, user_buf, buf_size)) {
+	        res = -EFAULT;
+		goto out_up;
+	}
+	bcm43xx_lock_mmio(bcm, flags);
+	if (!bcm->initialized) {
+		printk(KERN_INFO PFX "debugfs: Board not initialized.\n");
+		res = -EFAULT;
+		goto out_unlock;
+	}
+	if (sscanf(buf, "%lli", &tsf) != 1) {
+		printk(KERN_INFO PFX "debugfs: invalid values for \"tsf\"\n");
+		res = -EINVAL;
+		goto out_unlock;
+	}
+	bcm43xx_tsf_write(bcm, tsf);
+	res = buf_size;
+	
+out_unlock:
+	bcm43xx_unlock_mmio(bcm, flags);
+out_up:
+	up(&big_buffer_sem);
+	return res;
+}
+
+static ssize_t txstat_read_file(struct file *file, char __user *userbuf,
+				size_t count, loff_t *ppos)
+{
+	const size_t len = REALLY_BIG_BUFFER_SIZE;
+
+	struct bcm43xx_private *bcm = file->private_data;
+	char *buf = really_big_buffer;
+	size_t pos = 0;
+	ssize_t res;
+	unsigned long flags;
+	struct bcm43xx_dfsentry *e;
+	struct bcm43xx_xmitstatus *status;
+	int i, cnt, j = 0;
+
+	down(&big_buffer_sem);
+	bcm43xx_lock(bcm, flags);
+
+	fappend("Last %d logged xmitstatus blobs (Latest first):\n\n",
+		BCM43xx_NR_LOGGED_XMITSTATUS);
+	e = bcm->dfsentry;
+	if (e->xmitstatus_printing == 0) {
+		/* At the beginning, make a copy of all data to avoid
+		 * concurrency, as this function is called multiple
+		 * times for big logs. Without copying, the data might
+		 * change between reads. This would result in total trash.
+		 */
+		e->xmitstatus_printing = 1;
+		e->saved_xmitstatus_ptr = e->xmitstatus_ptr;
+		e->saved_xmitstatus_cnt = e->xmitstatus_cnt;
+		memcpy(e->xmitstatus_print_buffer, e->xmitstatus_buffer,
+		       BCM43xx_NR_LOGGED_XMITSTATUS * sizeof(*(e->xmitstatus_buffer)));
+	}
+	i = e->saved_xmitstatus_ptr - 1;
+	if (i < 0)
+		i = BCM43xx_NR_LOGGED_XMITSTATUS - 1;
+	cnt = e->saved_xmitstatus_cnt;
+	while (cnt) {
+		status = e->xmitstatus_print_buffer + i;
+		fappend("0x%02x:   cookie: 0x%04x,  flags: 0x%02x,  "
+			"cnt1: 0x%02x,  cnt2: 0x%02x,  seq: 0x%04x,  "
+			"unk: 0x%04x\n", j,
+			status->cookie, status->flags,
+			status->cnt1, status->cnt2, status->seq,
+			status->unknown);
+		j++;
+		cnt--;
+		i--;
+		if (i < 0)
+			i = BCM43xx_NR_LOGGED_XMITSTATUS - 1;
+	}
+
+	bcm43xx_unlock(bcm, flags);
+	res = simple_read_from_buffer(userbuf, count, ppos, buf, pos);
+	bcm43xx_lock(bcm, flags);
+	if (*ppos == pos) {
+		/* Done. Drop the copied data. */
+		e->xmitstatus_printing = 0;
+	}
+	bcm43xx_unlock(bcm, flags);
+	up(&big_buffer_sem);
+	return res;
+}
+
+#undef fappend
+
+
+static struct file_operations devinfo_fops = {
+	.read = devinfo_read_file,
+	.write = write_file_dummy,
+	.open = open_file_generic,
+};
+
+static struct file_operations spromdump_fops = {
+	.read = spromdump_read_file,
+	.write = write_file_dummy,
+	.open = open_file_generic,
+};
+
+static struct file_operations drvinfo_fops = {
+	.read = drvinfo_read_file,
+	.write = write_file_dummy,
+	.open = open_file_generic,
+};
+
+static struct file_operations tsf_fops = {
+	.read = tsf_read_file,
+	.write = tsf_write_file,
+	.open = open_file_generic,
+};
+
+static struct file_operations txstat_fops = {
+	.read = txstat_read_file,
+	.write = write_file_dummy,
+	.open = open_file_generic,
+};
+
+
+void bcm43xx_debugfs_add_device(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_dfsentry *e;
+	char devdir[IFNAMSIZ];
+
+	assert(bcm);
+	e = kzalloc(sizeof(*e), GFP_KERNEL);
+	if (!e) {
+		printk(KERN_ERR PFX "out of memory\n");
+		return;
+	}
+	e->bcm = bcm;
+	e->xmitstatus_buffer = kzalloc(BCM43xx_NR_LOGGED_XMITSTATUS
+				       * sizeof(*(e->xmitstatus_buffer)),
+				       GFP_KERNEL);
+	if (!e->xmitstatus_buffer) {
+		printk(KERN_ERR PFX "out of memory\n");
+		kfree(e);
+		return;
+	}
+	e->xmitstatus_print_buffer = kzalloc(BCM43xx_NR_LOGGED_XMITSTATUS
+					     * sizeof(*(e->xmitstatus_buffer)),
+					     GFP_KERNEL);
+	if (!e->xmitstatus_print_buffer) {
+		printk(KERN_ERR PFX "out of memory\n");
+		kfree(e);
+		return;
+	}
+
+
+	bcm->dfsentry = e;
+
+	strncpy(devdir, bcm->net_dev->name, ARRAY_SIZE(devdir));
+	e->subdir = debugfs_create_dir(devdir, fs.root);
+	e->dentry_devinfo = debugfs_create_file("devinfo", 0444, e->subdir,
+						bcm, &devinfo_fops);
+	if (!e->dentry_devinfo)
+		printk(KERN_ERR PFX "debugfs: creating \"devinfo\" for \"%s\" failed!\n", devdir);
+	e->dentry_spromdump = debugfs_create_file("sprom_dump", 0444, e->subdir,
+						  bcm, &spromdump_fops);
+	if (!e->dentry_spromdump)
+		printk(KERN_ERR PFX "debugfs: creating \"sprom_dump\" for \"%s\" failed!\n", devdir);
+	e->dentry_tsf = debugfs_create_file("tsf", 0666, e->subdir,
+	                                    bcm, &tsf_fops);
+	if (!e->dentry_tsf)
+		printk(KERN_ERR PFX "debugfs: creating \"tsf\" for \"%s\" failed!\n", devdir);
+	e->dentry_txstat = debugfs_create_file("tx_status", 0444, e->subdir,
+						bcm, &txstat_fops);
+	if (!e->dentry_txstat)
+		printk(KERN_ERR PFX "debugfs: creating \"tx_status\" for \"%s\" failed!\n", devdir);
+}
+
+void bcm43xx_debugfs_remove_device(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_dfsentry *e;
+
+	if (!bcm)
+		return;
+
+	e = bcm->dfsentry;
+	assert(e);
+	debugfs_remove(e->dentry_spromdump);
+	debugfs_remove(e->dentry_devinfo);
+	debugfs_remove(e->dentry_tsf);
+	debugfs_remove(e->dentry_txstat);
+	debugfs_remove(e->subdir);
+	kfree(e->xmitstatus_buffer);
+	kfree(e->xmitstatus_print_buffer);
+	kfree(e);
+}
+
+void bcm43xx_debugfs_log_txstat(struct bcm43xx_private *bcm,
+				struct bcm43xx_xmitstatus *status)
+{
+	struct bcm43xx_dfsentry *e;
+	struct bcm43xx_xmitstatus *savedstatus;
+
+	/* This is protected by bcm->_lock */
+	e = bcm->dfsentry;
+	assert(e);
+	savedstatus = e->xmitstatus_buffer + e->xmitstatus_ptr;
+	memcpy(savedstatus, status, sizeof(*status));
+	e->xmitstatus_ptr++;
+	if (e->xmitstatus_ptr >= BCM43xx_NR_LOGGED_XMITSTATUS)
+		e->xmitstatus_ptr = 0;
+	if (e->xmitstatus_cnt < BCM43xx_NR_LOGGED_XMITSTATUS)
+		e->xmitstatus_cnt++;
+}
+
+void bcm43xx_debugfs_init(void)
+{
+	memset(&fs, 0, sizeof(fs));
+	fs.root = debugfs_create_dir(KBUILD_MODNAME, NULL);
+	if (!fs.root)
+		printk(KERN_ERR PFX "debugfs: creating \"" KBUILD_MODNAME "\" subdir failed!\n");
+	fs.dentry_driverinfo = debugfs_create_file("driver", 0444, fs.root, NULL, &drvinfo_fops);
+	if (!fs.dentry_driverinfo)
+		printk(KERN_ERR PFX "debugfs: creating \"" KBUILD_MODNAME "/driver\" failed!\n");
+}
+
+void bcm43xx_debugfs_exit(void)
+{
+	debugfs_remove(fs.dentry_driverinfo);
+	debugfs_remove(fs.root);
+}
+
+void bcm43xx_printk_dump(const char *data,
+			 size_t size,
+			 const char *description)
+{
+	size_t i;
+	char c;
+
+	printk(KERN_INFO PFX "Data dump (%s, %u bytes):",
+	       description, size);
+	for (i = 0; i < size; i++) {
+		c = data[i];
+		if (i % 8 == 0)
+			printk("\n" KERN_INFO PFX "0x%08x:  0x%02x, ", i, c & 0xff);
+		else
+			printk("0x%02x, ", c & 0xff);
+	}
+	printk("\n");
+}
+
+void bcm43xx_printk_bitdump(const unsigned char *data,
+			    size_t bytes, int msb_to_lsb,
+			    const char *description)
+{
+	size_t i;
+	int j;
+	const unsigned char *d;
+
+	printk(KERN_INFO PFX "*** Bitdump (%s, %u bytes, %s) ***",
+	       description, bytes, msb_to_lsb ? "MSB to LSB" : "LSB to MSB");
+	for (i = 0; i < bytes; i++) {
+		d = data + i;
+		if (i % 8 == 0)
+			printk("\n" KERN_INFO PFX "0x%08x:  ", i);
+		if (msb_to_lsb) {
+			for (j = 7; j >= 0; j--) {
+				if (*d & (1 << j))
+					printk("1");
+				else
+					printk("0");
+			}
+		} else {
+			for (j = 0; j < 8; j++) {
+				if (*d & (1 << j))
+					printk("1");
+				else
+					printk("0");
+			}
+		}
+		printk(" ");
+	}
+	printk("\n");
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_debugfs.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,117 @@
+#ifndef BCM43xx_DEBUGFS_H_
+#define BCM43xx_DEBUGFS_H_
+
+struct bcm43xx_private;
+struct bcm43xx_xmitstatus;
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+
+#include <linux/list.h>
+#include <asm/semaphore.h>
+
+struct dentry;
+
+/* limited by the size of the "really_big_buffer" */
+#define BCM43xx_NR_LOGGED_XMITSTATUS	100
+
+struct bcm43xx_dfsentry {
+	struct dentry *subdir;
+	struct dentry *dentry_devinfo;
+	struct dentry *dentry_spromdump;
+	struct dentry *dentry_tsf;
+	struct dentry *dentry_txstat;
+
+	struct bcm43xx_private *bcm;
+
+	/* saved xmitstatus. */
+	struct bcm43xx_xmitstatus *xmitstatus_buffer;
+	int xmitstatus_ptr;
+	int xmitstatus_cnt;
+	/* We need a seperate buffer while printing to avoid
+	 * concurrency issues. (New xmitstatus can arrive
+	 * while we are printing).
+	 */
+	struct bcm43xx_xmitstatus *xmitstatus_print_buffer;
+	int saved_xmitstatus_ptr;
+	int saved_xmitstatus_cnt;
+	int xmitstatus_printing;
+};
+
+struct bcm43xx_debugfs {
+	struct dentry *root;
+	struct dentry *dentry_driverinfo;
+};
+
+void bcm43xx_debugfs_init(void);
+void bcm43xx_debugfs_exit(void);
+void bcm43xx_debugfs_add_device(struct bcm43xx_private *bcm);
+void bcm43xx_debugfs_remove_device(struct bcm43xx_private *bcm);
+void bcm43xx_debugfs_log_txstat(struct bcm43xx_private *bcm,
+				struct bcm43xx_xmitstatus *status);
+
+/* Debug helper: Dump binary data through printk. */
+void bcm43xx_printk_dump(const char *data,
+			 size_t size,
+			 const char *description);
+/* Debug helper: Dump bitwise binary data through printk. */
+void bcm43xx_printk_bitdump(const unsigned char *data,
+			    size_t bytes, int msb_to_lsb,
+			    const char *description);
+#define bcm43xx_printk_bitdumpt(pointer, msb_to_lsb, description) \
+	do {									\
+		bcm43xx_printk_bitdump((const unsigned char *)(pointer),	\
+				       sizeof(*(pointer)),			\
+				       (msb_to_lsb),				\
+				       (description));				\
+	} while (0)
+
+#else /* CONFIG_BCM43XX_D80211_DEBUG*/
+
+static inline
+void bcm43xx_debugfs_init(void) { }
+static inline
+void bcm43xx_debugfs_exit(void) { }
+static inline
+void bcm43xx_debugfs_add_device(struct bcm43xx_private *bcm) { }
+static inline
+void bcm43xx_debugfs_remove_device(struct bcm43xx_private *bcm) { }
+static inline
+void bcm43xx_debugfs_log_txstat(struct bcm43xx_private *bcm,
+				struct bcm43xx_xmitstatus *status) { }
+
+static inline
+void bcm43xx_printk_dump(const char *data,
+			 size_t size,
+			 const char *description)
+{
+}
+static inline
+void bcm43xx_printk_bitdump(const unsigned char *data,
+			    size_t bytes, int msb_to_lsb,
+			    const char *description)
+{
+}
+#define bcm43xx_printk_bitdumpt(pointer, msb_to_lsb, description)  do { /* nothing */ } while (0)
+
+#endif /* CONFIG_BCM43XX_D80211_DEBUG*/
+
+/* Ugly helper macros to make incomplete code more verbose on runtime */
+#ifdef TODO
+# undef TODO
+#endif
+#define TODO()  \
+	do {										\
+		printk(KERN_INFO PFX "TODO: Incomplete code in %s() at %s:%d\n",	\
+		       __FUNCTION__, __FILE__, __LINE__);				\
+	} while (0)
+
+#ifdef FIXME
+# undef FIXME
+#endif
+#define FIXME()  \
+	do {										\
+		printk(KERN_INFO PFX "FIXME: Possibly broken code in %s() at %s:%d\n",	\
+		       __FUNCTION__, __FILE__, __LINE__);				\
+	} while (0)
+
+#endif /* BCM43xx_DEBUGFS_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,991 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  DMA ringbuffer and descriptor allocation/management
+
+  Copyright (c) 2005 Michael Buesch <mbuesch@freenet.de>
+
+  Some code in this file is derived from the b44.c driver
+  Copyright (C) 2002 David S. Miller
+  Copyright (C) Pekka Pietikainen
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx.h"
+#include "bcm43xx_dma.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_debugfs.h"
+#include "bcm43xx_power.h"
+#include "bcm43xx_xmit.h"
+
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/skbuff.h>
+
+
+static inline int free_slots(struct bcm43xx_dmaring *ring)
+{
+	return (ring->nr_slots - ring->used_slots);
+}
+
+static inline int next_slot(struct bcm43xx_dmaring *ring, int slot)
+{
+	assert(slot >= -1 && slot <= ring->nr_slots - 1);
+	if (slot == ring->nr_slots - 1)
+		return 0;
+	return slot + 1;
+}
+
+static inline int prev_slot(struct bcm43xx_dmaring *ring, int slot)
+{
+	assert(slot >= 0 && slot <= ring->nr_slots - 1);
+	if (slot == 0)
+		return ring->nr_slots - 1;
+	return slot - 1;
+}
+
+/* Request a slot for usage. */
+static inline
+int request_slot(struct bcm43xx_dmaring *ring)
+{
+	int slot;
+
+	assert(ring->tx);
+	assert(!ring->suspended);
+	assert(free_slots(ring) != 0);
+
+	slot = next_slot(ring, ring->current_slot);
+	ring->current_slot = slot;
+	ring->used_slots++;
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	if (ring->used_slots > ring->max_used_slots)
+		ring->max_used_slots = ring->used_slots;
+#endif /* CONFIG_BCM43XX_D80211_DEBUG*/
+
+	return slot;
+}
+
+/* Return a slot to the free slots. */
+static inline
+void return_slot(struct bcm43xx_dmaring *ring, int slot)
+{
+	assert(ring->tx);
+
+	ring->used_slots--;
+}
+
+static inline
+dma_addr_t map_descbuffer(struct bcm43xx_dmaring *ring,
+			  unsigned char *buf,
+			  size_t len,
+			  int tx)
+{
+	dma_addr_t dmaaddr;
+
+	if (tx) {
+		dmaaddr = dma_map_single(&ring->bcm->pci_dev->dev,
+					 buf, len,
+					 DMA_TO_DEVICE);
+	} else {
+		dmaaddr = dma_map_single(&ring->bcm->pci_dev->dev,
+					 buf, len,
+					 DMA_FROM_DEVICE);
+	}
+
+	return dmaaddr;
+}
+
+static inline
+void unmap_descbuffer(struct bcm43xx_dmaring *ring,
+		      dma_addr_t addr,
+		      size_t len,
+		      int tx)
+{
+	if (tx) {
+		dma_unmap_single(&ring->bcm->pci_dev->dev,
+				 addr, len,
+				 DMA_TO_DEVICE);
+	} else {
+		dma_unmap_single(&ring->bcm->pci_dev->dev,
+				 addr, len,
+				 DMA_FROM_DEVICE);
+	}
+}
+
+static inline
+void sync_descbuffer_for_cpu(struct bcm43xx_dmaring *ring,
+			     dma_addr_t addr,
+			     size_t len)
+{
+	assert(!ring->tx);
+
+	dma_sync_single_for_cpu(&ring->bcm->pci_dev->dev,
+				addr, len, DMA_FROM_DEVICE);
+}
+
+static inline
+void sync_descbuffer_for_device(struct bcm43xx_dmaring *ring,
+				dma_addr_t addr,
+				size_t len)
+{
+	assert(!ring->tx);
+
+	dma_sync_single_for_device(&ring->bcm->pci_dev->dev,
+				   addr, len, DMA_FROM_DEVICE);
+}
+
+/* Unmap and free a descriptor buffer. */
+static inline
+void free_descriptor_buffer(struct bcm43xx_dmaring *ring,
+			    struct bcm43xx_dmadesc *desc,
+			    struct bcm43xx_dmadesc_meta *meta,
+			    int irq_context)
+{
+	assert(meta->skb);
+	if (irq_context)
+		dev_kfree_skb_irq(meta->skb);
+	else
+		dev_kfree_skb(meta->skb);
+	meta->skb = NULL;
+}
+
+static int alloc_ringmemory(struct bcm43xx_dmaring *ring)
+{
+	struct device *dev = &(ring->bcm->pci_dev->dev);
+
+	ring->vbase = dma_alloc_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
+					 &(ring->dmabase), GFP_KERNEL);
+	if (!ring->vbase) {
+		printk(KERN_ERR PFX "DMA ringmemory allocation failed\n");
+		return -ENOMEM;
+	}
+	if (ring->dmabase + BCM43xx_DMA_RINGMEMSIZE > BCM43xx_DMA_BUSADDRMAX) {
+		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA RINGMEMORY >1G "
+				    "(0x%08x, len: %lu)\n",
+		       ring->dmabase, BCM43xx_DMA_RINGMEMSIZE);
+		dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
+				  ring->vbase, ring->dmabase);
+		return -ENOMEM;
+	}
+	assert(!(ring->dmabase & 0x000003FF));
+	memset(ring->vbase, 0, BCM43xx_DMA_RINGMEMSIZE);
+
+	return 0;
+}
+
+static void free_ringmemory(struct bcm43xx_dmaring *ring)
+{
+	struct device *dev = &(ring->bcm->pci_dev->dev);
+
+	dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
+			  ring->vbase, ring->dmabase);
+}
+
+/* Reset the RX DMA channel */
+int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
+				   u16 mmio_base)
+{
+	int i;
+	u32 value;
+
+	bcm43xx_write32(bcm,
+			mmio_base + BCM43xx_DMA_RX_CONTROL,
+			0x00000000);
+	for (i = 0; i < 1000; i++) {
+		value = bcm43xx_read32(bcm,
+				       mmio_base + BCM43xx_DMA_RX_STATUS);
+		value &= BCM43xx_DMA_RXSTAT_STAT_MASK;
+		if (value == BCM43xx_DMA_RXSTAT_STAT_DISABLED) {
+			i = -1;
+			break;
+		}
+		udelay(10);
+	}
+	if (i != -1) {
+		printk(KERN_ERR PFX "Error: Wait on DMA RX status timed out.\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+/* Reset the RX DMA channel */
+int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
+				   u16 mmio_base)
+{
+	int i;
+	u32 value;
+
+	for (i = 0; i < 1000; i++) {
+		value = bcm43xx_read32(bcm,
+				       mmio_base + BCM43xx_DMA_TX_STATUS);
+		value &= BCM43xx_DMA_TXSTAT_STAT_MASK;
+		if (value == BCM43xx_DMA_TXSTAT_STAT_DISABLED ||
+		    value == BCM43xx_DMA_TXSTAT_STAT_IDLEWAIT ||
+		    value == BCM43xx_DMA_TXSTAT_STAT_STOPPED)
+			break;
+		udelay(10);
+	}
+	bcm43xx_write32(bcm,
+			mmio_base + BCM43xx_DMA_TX_CONTROL,
+			0x00000000);
+	for (i = 0; i < 1000; i++) {
+		value = bcm43xx_read32(bcm,
+				       mmio_base + BCM43xx_DMA_TX_STATUS);
+		value &= BCM43xx_DMA_TXSTAT_STAT_MASK;
+		if (value == BCM43xx_DMA_TXSTAT_STAT_DISABLED) {
+			i = -1;
+			break;
+		}
+		udelay(10);
+	}
+	if (i != -1) {
+		printk(KERN_ERR PFX "Error: Wait on DMA TX status timed out.\n");
+		return -ENODEV;
+	}
+	/* ensure the reset is completed. */
+	udelay(300);
+
+	return 0;
+}
+
+static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring,
+			       struct bcm43xx_dmadesc *desc,
+			       struct bcm43xx_dmadesc_meta *meta,
+			       gfp_t gfp_flags)
+{
+	struct bcm43xx_rxhdr *rxhdr;
+	dma_addr_t dmaaddr;
+	u32 desc_addr;
+	u32 desc_ctl;
+	const int slot = (int)(desc - ring->vbase);
+	struct sk_buff *skb;
+
+	assert(slot >= 0 && slot < ring->nr_slots);
+	assert(!ring->tx);
+
+	skb = __dev_alloc_skb(ring->rx_buffersize, gfp_flags);
+	if (unlikely(!skb))
+		return -ENOMEM;
+	dmaaddr = map_descbuffer(ring, skb->data,
+				 ring->rx_buffersize, 0);
+	if (unlikely(dmaaddr + ring->rx_buffersize > BCM43xx_DMA_BUSADDRMAX)) {
+		unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0);
+		dev_kfree_skb_any(skb);
+		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA RX SKB >1G "
+				    "(0x%08x, len: %u)\n",
+		       dmaaddr, ring->rx_buffersize);
+		return -ENOMEM;
+	}
+	meta->skb = skb;
+	meta->dmaaddr = dmaaddr;
+	skb->dev = ring->bcm->net_dev;
+	desc_addr = (u32)(dmaaddr + ring->memoffset);
+	desc_ctl = (BCM43xx_DMADTOR_BYTECNT_MASK &
+		    (u32)(ring->rx_buffersize - ring->frameoffset));
+	if (slot == ring->nr_slots - 1)
+		desc_ctl |= BCM43xx_DMADTOR_DTABLEEND;
+	set_desc_addr(desc, desc_addr);
+	set_desc_ctl(desc, desc_ctl);
+
+	rxhdr = (struct bcm43xx_rxhdr *)(skb->data);
+	rxhdr->frame_length = 0;
+	rxhdr->flags1 = 0;
+
+	return 0;
+}
+
+/* Allocate the initial descbuffers.
+ * This is used for an RX ring only.
+ */
+static int alloc_initial_descbuffers(struct bcm43xx_dmaring *ring)
+{
+	int i, err = -ENOMEM;
+	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_meta *meta;
+
+	for (i = 0; i < ring->nr_slots; i++) {
+		desc = ring->vbase + i;
+		meta = ring->meta + i;
+
+		err = setup_rx_descbuffer(ring, desc, meta, GFP_KERNEL);
+		if (err)
+			goto err_unwind;
+	}
+	ring->used_slots = ring->nr_slots;
+	err = 0;
+out:
+	return err;
+
+err_unwind:
+	for (i--; i >= 0; i--) {
+		desc = ring->vbase + i;
+		meta = ring->meta + i;
+
+		unmap_descbuffer(ring, meta->dmaaddr, ring->rx_buffersize, 0);
+		dev_kfree_skb(meta->skb);
+	}
+	goto out;
+}
+
+/* Do initial setup of the DMA controller.
+ * Reset the controller, write the ring busaddress
+ * and switch the "enable" bit on.
+ */
+static int dmacontroller_setup(struct bcm43xx_dmaring *ring)
+{
+	int err = 0;
+	u32 value;
+
+	if (ring->tx) {
+		/* Set Transmit Control register to "transmit enable" */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
+				  BCM43xx_DMA_TXCTRL_ENABLE);
+		/* Set Transmit Descriptor ring address. */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_RING,
+				  ring->dmabase + ring->memoffset);
+	} else {
+		err = alloc_initial_descbuffers(ring);
+		if (err)
+			goto out;
+		/* Set Receive Control "receive enable" and frame offset */
+		value = (ring->frameoffset << BCM43xx_DMA_RXCTRL_FRAMEOFF_SHIFT);
+		value |= BCM43xx_DMA_RXCTRL_ENABLE;
+		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_CONTROL, value);
+		/* Set Receive Descriptor ring address. */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_RING,
+				  ring->dmabase + ring->memoffset);
+		/* Init the descriptor pointer. */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_INDEX, 200);
+	}
+
+out:
+	return err;
+}
+
+/* Shutdown the DMA controller. */
+static void dmacontroller_cleanup(struct bcm43xx_dmaring *ring)
+{
+	if (ring->tx) {
+		bcm43xx_dmacontroller_tx_reset(ring->bcm, ring->mmio_base);
+		/* Zero out Transmit Descriptor ring address. */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_RING, 0);
+	} else {
+		bcm43xx_dmacontroller_rx_reset(ring->bcm, ring->mmio_base);
+		/* Zero out Receive Descriptor ring address. */
+		bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_RING, 0);
+	}
+}
+
+static void free_all_descbuffers(struct bcm43xx_dmaring *ring)
+{
+	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_meta *meta;
+	int i;
+
+	if (!ring->used_slots)
+		return;
+	for (i = 0; i < ring->nr_slots; i++) {
+		desc = ring->vbase + i;
+		meta = ring->meta + i;
+
+		if (!meta->skb) {
+			assert(ring->tx);
+			continue;
+		}
+		if (ring->tx) {
+			unmap_descbuffer(ring, meta->dmaaddr,
+					 meta->skb->len, 1);
+		} else {
+			unmap_descbuffer(ring, meta->dmaaddr,
+					 ring->rx_buffersize, 0);
+		}
+		free_descriptor_buffer(ring, desc, meta, 0);
+	}
+}
+
+/* Main initialization function. */
+static
+struct bcm43xx_dmaring * bcm43xx_setup_dmaring(struct bcm43xx_private *bcm,
+					       u16 dma_controller_base,
+					       int nr_descriptor_slots,
+					       int tx)
+{
+	struct bcm43xx_dmaring *ring;
+	int err;
+
+	ring = kzalloc(sizeof(*ring), GFP_KERNEL);
+	if (!ring)
+		goto out;
+
+	ring->meta = kzalloc(sizeof(*ring->meta) * nr_descriptor_slots,
+			     GFP_KERNEL);
+	if (!ring->meta)
+		goto err_kfree_ring;
+
+	ring->memoffset = BCM43xx_DMA_DMABUSADDROFFSET;
+#ifdef CONFIG_BCM947XX
+	if (bcm->pci_dev->bus->number == 0)
+		ring->memoffset = 0;
+#endif
+
+	ring->bcm = bcm;
+	ring->nr_slots = nr_descriptor_slots;
+	ring->mmio_base = dma_controller_base;
+	if (tx) {
+		ring->tx = 1;
+		ring->current_slot = -1;
+	} else {
+		switch (dma_controller_base) {
+		case BCM43xx_MMIO_DMA1_BASE:
+			ring->rx_buffersize = BCM43xx_DMA1_RXBUFFERSIZE;
+			ring->frameoffset = BCM43xx_DMA1_RX_FRAMEOFFSET;
+			break;
+		case BCM43xx_MMIO_DMA4_BASE:
+			ring->rx_buffersize = BCM43xx_DMA4_RXBUFFERSIZE;
+			ring->frameoffset = BCM43xx_DMA4_RX_FRAMEOFFSET;
+			break;
+		default:
+			assert(0);
+		}
+	}
+
+	err = alloc_ringmemory(ring);
+	if (err)
+		goto err_kfree_meta;
+	err = dmacontroller_setup(ring);
+	if (err)
+		goto err_free_ringmemory;
+
+out:
+	return ring;
+
+err_free_ringmemory:
+	free_ringmemory(ring);
+err_kfree_meta:
+	kfree(ring->meta);
+err_kfree_ring:
+	kfree(ring);
+	ring = NULL;
+	goto out;
+}
+
+/* Main cleanup function. */
+static void bcm43xx_destroy_dmaring(struct bcm43xx_dmaring *ring)
+{
+	if (!ring)
+		return;
+
+	dprintk(KERN_INFO PFX "DMA 0x%04x (%s) max used slots: %d/%d\n",
+		ring->mmio_base,
+		(ring->tx) ? "TX" : "RX",
+		ring->max_used_slots, ring->nr_slots);
+	/* Device IRQs are disabled prior entering this function,
+	 * so no need to take care of concurrency with rx handler stuff.
+	 */
+	dmacontroller_cleanup(ring);
+	free_all_descbuffers(ring);
+	free_ringmemory(ring);
+
+	kfree(ring->meta);
+	kfree(ring);
+}
+
+void bcm43xx_dma_free(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_dma *dma;
+
+	if (bcm43xx_using_pio(bcm))
+		return;
+	dma = bcm43xx_current_dma(bcm);
+
+	bcm43xx_destroy_dmaring(dma->rx_ring1);
+	dma->rx_ring1 = NULL;
+	bcm43xx_destroy_dmaring(dma->rx_ring0);
+	dma->rx_ring0 = NULL;
+	bcm43xx_destroy_dmaring(dma->tx_ring3);
+	dma->tx_ring3 = NULL;
+	bcm43xx_destroy_dmaring(dma->tx_ring2);
+	dma->tx_ring2 = NULL;
+	bcm43xx_destroy_dmaring(dma->tx_ring1);
+	dma->tx_ring1 = NULL;
+	bcm43xx_destroy_dmaring(dma->tx_ring0);
+	dma->tx_ring0 = NULL;
+}
+
+int bcm43xx_dma_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
+	struct bcm43xx_dmaring *ring;
+	int err = -ENOMEM;
+
+	/* setup TX DMA channels. */
+	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA1_BASE,
+				     BCM43xx_TXRING_SLOTS, 1);
+	if (!ring)
+		goto out;
+	dma->tx_ring0 = ring;
+
+	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA2_BASE,
+				     BCM43xx_TXRING_SLOTS, 1);
+	if (!ring)
+		goto err_destroy_tx0;
+	dma->tx_ring1 = ring;
+
+	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA3_BASE,
+				     BCM43xx_TXRING_SLOTS, 1);
+	if (!ring)
+		goto err_destroy_tx1;
+	dma->tx_ring2 = ring;
+
+	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA4_BASE,
+				     BCM43xx_TXRING_SLOTS, 1);
+	if (!ring)
+		goto err_destroy_tx2;
+	dma->tx_ring3 = ring;
+
+	/* setup RX DMA channels. */
+	ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA1_BASE,
+				     BCM43xx_RXRING_SLOTS, 0);
+	if (!ring)
+		goto err_destroy_tx3;
+	dma->rx_ring0 = ring;
+
+	if (bcm->current_core->rev < 5) {
+		ring = bcm43xx_setup_dmaring(bcm, BCM43xx_MMIO_DMA4_BASE,
+					     BCM43xx_RXRING_SLOTS, 0);
+		if (!ring)
+			goto err_destroy_rx0;
+		dma->rx_ring1 = ring;
+	}
+
+	dprintk(KERN_INFO PFX "DMA initialized\n");
+	err = 0;
+out:
+	return err;
+
+err_destroy_rx0:
+	bcm43xx_destroy_dmaring(dma->rx_ring0);
+	dma->rx_ring0 = NULL;
+err_destroy_tx3:
+	bcm43xx_destroy_dmaring(dma->tx_ring3);
+	dma->tx_ring3 = NULL;
+err_destroy_tx2:
+	bcm43xx_destroy_dmaring(dma->tx_ring2);
+	dma->tx_ring2 = NULL;
+err_destroy_tx1:
+	bcm43xx_destroy_dmaring(dma->tx_ring1);
+	dma->tx_ring1 = NULL;
+err_destroy_tx0:
+	bcm43xx_destroy_dmaring(dma->tx_ring0);
+	dma->tx_ring0 = NULL;
+	goto out;
+}
+
+/* Generate a cookie for the TX header. */
+static u16 generate_cookie(struct bcm43xx_dmaring *ring,
+			   int slot)
+{
+	u16 cookie = 0x0000;
+
+	/* Use the upper 4 bits of the cookie as
+	 * DMA controller ID and store the slot number
+	 * in the lower 12 bits
+	 */
+	switch (ring->mmio_base) {
+	default:
+		assert(0);
+	case BCM43xx_MMIO_DMA1_BASE:
+		break;
+	case BCM43xx_MMIO_DMA2_BASE:
+		cookie = 0x1000;
+		break;
+	case BCM43xx_MMIO_DMA3_BASE:
+		cookie = 0x2000;
+		break;
+	case BCM43xx_MMIO_DMA4_BASE:
+		cookie = 0x3000;
+		break;
+	}
+	assert(((u16)slot & 0xF000) == 0x0000);
+	cookie |= (u16)slot;
+
+	return cookie;
+}
+
+/* Inspect a cookie and find out to which controller/slot it belongs. */
+static
+struct bcm43xx_dmaring * parse_cookie(struct bcm43xx_private *bcm,
+				      u16 cookie, int *slot)
+{
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
+	struct bcm43xx_dmaring *ring = NULL;
+
+	switch (cookie & 0xF000) {
+	case 0x0000:
+		ring = dma->tx_ring0;
+		break;
+	case 0x1000:
+		ring = dma->tx_ring1;
+		break;
+	case 0x2000:
+		ring = dma->tx_ring2;
+		break;
+	case 0x3000:
+		ring = dma->tx_ring3;
+		break;
+	default:
+		assert(0);
+	}
+	*slot = (cookie & 0x0FFF);
+	assert(*slot >= 0 && *slot < ring->nr_slots);
+
+	return ring;
+}
+
+static void dmacontroller_poke_tx(struct bcm43xx_dmaring *ring,
+				  int slot)
+{
+	/* Everything is ready to start. Buffers are DMA mapped and
+	 * associated with slots.
+	 * "slot" is the last slot of the new frame we want to transmit.
+	 * Close your seat belts now, please.
+	 */
+	wmb();
+	slot = next_slot(ring, slot);
+	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_DESC_INDEX,
+			  (u32)(slot * sizeof(struct bcm43xx_dmadesc)));
+}
+
+static int dma_tx_fragment(struct bcm43xx_dmaring *ring,
+			   struct sk_buff *skb,
+			   struct ieee80211_tx_control *ctl)
+{
+	struct sk_buff *hdr_skb;
+	int slot;
+	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_meta *meta;
+	u32 desc_ctl;
+	u32 desc_addr;
+
+	assert(skb_shinfo(skb)->nr_frags == 0);
+
+	hdr_skb = dev_alloc_skb(sizeof(struct bcm43xx_txhdr));
+	if (unlikely(!hdr_skb))
+		return -ENOMEM;
+	skb_put(hdr_skb, sizeof(struct bcm43xx_txhdr));
+
+	slot = request_slot(ring);
+	desc = ring->vbase + slot;
+	meta = ring->meta + slot;
+
+	bcm43xx_generate_txhdr(ring->bcm,
+			       (struct bcm43xx_txhdr *)hdr_skb->data,
+			       skb->data, skb->len,
+			       1,//FIXME
+			       generate_cookie(ring, slot),
+			       ctl);
+
+	meta->skb = hdr_skb;
+	meta->dmaaddr = map_descbuffer(ring, hdr_skb->data, hdr_skb->len, 1);
+	if (unlikely(meta->dmaaddr + hdr_skb->len > BCM43xx_DMA_BUSADDRMAX)) {
+		return_slot(ring, slot);
+		dev_kfree_skb_irq(hdr_skb);
+		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA TX SKB >1G "
+				    "(0x%08x, len: %u)\n",
+		       meta->dmaaddr, hdr_skb->len);
+		return -ENOMEM;
+	}
+
+	desc_addr = (u32)(meta->dmaaddr + ring->memoffset);
+	desc_ctl = BCM43xx_DMADTOR_FRAMESTART |
+		   (BCM43xx_DMADTOR_BYTECNT_MASK & (u32)(hdr_skb->len));
+	if (slot == ring->nr_slots - 1)
+		desc_ctl |= BCM43xx_DMADTOR_DTABLEEND;
+	set_desc_ctl(desc, desc_ctl);
+	set_desc_addr(desc, desc_addr);
+
+	slot = request_slot(ring);
+	desc = ring->vbase + slot;
+	meta = ring->meta + slot;
+
+	/* We inspect the txstatus on the FRAMESTART descriptor later
+	 * on xmit-status IRQ.
+	 */
+	meta->must_xmit_txstat = 1;
+	memset(&meta->txstat, 0, sizeof(meta->txstat));
+	memcpy(&meta->txstat.control, ctl, sizeof(*ctl));
+
+	meta->skb = skb;
+	meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
+	if (unlikely(meta->dmaaddr + skb->len > BCM43xx_DMA_BUSADDRMAX)) {
+		return_slot(ring, prev_slot(ring, slot));
+		return_slot(ring, slot);
+		dev_kfree_skb_irq(hdr_skb);
+		printk(KERN_ERR PFX ">>>FATAL ERROR<<<  DMA TX SKB >1G "
+				    "(0x%08x, len: %u)\n",
+		       meta->dmaaddr, skb->len);
+		return -ENOMEM;
+	}
+
+	desc_addr = (u32)(meta->dmaaddr + ring->memoffset);
+	desc_ctl = (BCM43xx_DMADTOR_BYTECNT_MASK & (u32)(skb->len));
+	if (slot == ring->nr_slots - 1)
+		desc_ctl |= BCM43xx_DMADTOR_DTABLEEND;
+
+	desc_ctl |= BCM43xx_DMADTOR_FRAMEEND | BCM43xx_DMADTOR_COMPIRQ;
+	set_desc_ctl(desc, desc_ctl);
+	set_desc_addr(desc, desc_addr);
+	/* Now transfer the whole frame. */
+	dmacontroller_poke_tx(ring, slot);
+
+	return 0;
+}
+
+int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl)
+{
+	struct bcm43xx_dmaring *ring = bcm43xx_current_dma(bcm)->tx_ring1;
+	int err;
+
+	assert(ring->tx);
+
+#define SLOTS_PER_PACKET  2
+	if (unlikely(free_slots(ring) < SLOTS_PER_PACKET)) {
+		/* This should never trigger, as the ieee80211 stack
+		 * recognizes if the device queue is full and does
+		 * not send data anymore.
+		 */
+		printk(KERN_ERR PFX "DMA queue overflow\n");
+		return -ENOMEM;
+	}
+
+	err = dma_tx_fragment(ring, skb, ctl);
+	if (likely(!err))
+		ring->nr_tx_packets++;
+
+	return err;
+}
+
+void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status)
+{
+	struct bcm43xx_dmaring *ring;
+	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_meta *meta;
+	int is_last_fragment;
+	int slot;
+
+	ring = parse_cookie(bcm, status->cookie, &slot);
+	assert(ring);
+	assert(ring->tx);
+	assert(get_desc_ctl(ring->vbase + slot) & BCM43xx_DMADTOR_FRAMESTART);
+	while (1) {
+		assert(slot >= 0 && slot < ring->nr_slots);
+		desc = ring->vbase + slot;
+		meta = ring->meta + slot;
+
+		is_last_fragment = !!(get_desc_ctl(desc) & BCM43xx_DMADTOR_FRAMEEND);
+		unmap_descbuffer(ring, meta->dmaaddr, meta->skb->len, 1);
+
+		if (meta->must_xmit_txstat) {
+			meta->must_xmit_txstat = 0;
+			/* Call back to inform the ieee80211 subsystem about the
+			 * status of the transmission.
+			 * Some fields of txstat are already filled in dma_tx().
+			 */
+			meta->txstat.ack = !!(status->flags & BCM43xx_TXSTAT_FLAG_ACK);
+			meta->txstat.retry_count = status->cnt2 - 1;
+			//FIXME: Fill in more information?
+			ieee80211_tx_status_irqsafe(bcm->net_dev, meta->skb, &(meta->txstat));
+			meta->skb = NULL;
+		} else
+			free_descriptor_buffer(ring, desc, meta, 1);
+		/* Everything belonging to the slot is unmapped
+		 * and freed, so we can return it.
+		 */
+		return_slot(ring, slot);
+
+		if (is_last_fragment)
+			break;
+		slot = next_slot(ring, slot);
+	}
+	bcm->stats.last_tx = jiffies;
+}
+
+void bcm43xx_dma_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats)
+{
+	struct bcm43xx_dma *dma = bcm43xx_current_dma(bcm);
+	struct bcm43xx_dmaring *ring;
+	struct ieee80211_tx_queue_stats_data *data;
+
+	ring = dma->tx_ring1;
+	data = &(stats->data[0]);
+	data->len = ring->used_slots / SLOTS_PER_PACKET;
+	data->limit = ring->nr_slots / SLOTS_PER_PACKET;
+	data->count = ring->nr_tx_packets;
+}
+
+static void dma_rx(struct bcm43xx_dmaring *ring,
+		   int *slot)
+{
+	struct bcm43xx_dmadesc *desc;
+	struct bcm43xx_dmadesc_meta *meta;
+	struct bcm43xx_rxhdr *rxhdr;
+	struct sk_buff *skb;
+	u16 len;
+	int err;
+	dma_addr_t dmaaddr;
+
+	desc = ring->vbase + *slot;
+	meta = ring->meta + *slot;
+
+	sync_descbuffer_for_cpu(ring, meta->dmaaddr, ring->rx_buffersize);
+	skb = meta->skb;
+
+	if (ring->mmio_base == BCM43xx_MMIO_DMA4_BASE) {
+		/* We received an xmit status. */
+		struct bcm43xx_hwxmitstatus *hw = (struct bcm43xx_hwxmitstatus *)skb->data;
+		struct bcm43xx_xmitstatus stat;
+
+		stat.cookie = le16_to_cpu(hw->cookie);
+		stat.flags = hw->flags;
+		stat.cnt1 = hw->cnt1;
+		stat.cnt2 = hw->cnt2;
+		stat.seq = le16_to_cpu(hw->seq);
+		stat.unknown = le16_to_cpu(hw->unknown);
+
+		bcm43xx_debugfs_log_txstat(ring->bcm, &stat);
+		bcm43xx_dma_handle_xmitstatus(ring->bcm, &stat);
+		/* recycle the descriptor buffer. */
+		sync_descbuffer_for_device(ring, meta->dmaaddr, ring->rx_buffersize);
+
+		return;
+	}
+	rxhdr = (struct bcm43xx_rxhdr *)skb->data;
+	len = le16_to_cpu(rxhdr->frame_length);
+	if (len == 0) {
+		int i = 0;
+
+		do {
+			udelay(2);
+			barrier();
+			len = le16_to_cpu(rxhdr->frame_length);
+		} while (len == 0 && i++ < 5);
+		if (unlikely(len == 0)) {
+			/* recycle the descriptor buffer. */
+			sync_descbuffer_for_device(ring, meta->dmaaddr,
+						   ring->rx_buffersize);
+			goto drop;
+		}
+	}
+	if (unlikely(len > ring->rx_buffersize)) {
+		/* The data did not fit into one descriptor buffer
+		 * and is split over multiple buffers.
+		 * This should never happen, as we try to allocate buffers
+		 * big enough. So simply ignore this packet.
+		 */
+		int cnt = 0;
+		s32 tmp = len;
+
+		while (1) {
+			desc = ring->vbase + *slot;
+			meta = ring->meta + *slot;
+			/* recycle the descriptor buffer. */
+			sync_descbuffer_for_device(ring, meta->dmaaddr,
+						   ring->rx_buffersize);
+			*slot = next_slot(ring, *slot);
+			cnt++;
+			tmp -= ring->rx_buffersize;
+			if (tmp <= 0)
+				break;
+		}
+		printkl(KERN_ERR PFX "DMA RX buffer too small "
+				     "(len: %u, buffer: %u, nr-dropped: %d)\n",
+		        len, ring->rx_buffersize, cnt);
+		goto drop;
+	}
+
+	dmaaddr = meta->dmaaddr;
+	err = setup_rx_descbuffer(ring, desc, meta, GFP_ATOMIC);
+	if (unlikely(err)) {
+		dprintkl(KERN_ERR PFX "DMA RX: setup_rx_descbuffer() failed\n");
+		sync_descbuffer_for_device(ring, dmaaddr,
+					   ring->rx_buffersize);
+		goto drop;
+	}
+
+	unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0);
+	skb_put(skb, len + ring->frameoffset);
+	skb_pull(skb, ring->frameoffset);
+
+	bcm43xx_rx(ring->bcm, skb, rxhdr);
+drop:
+	return;
+}
+
+void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring)
+{
+	u32 status;
+	u16 descptr;
+	int slot, current_slot;
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	int used_slots = 0;
+#endif
+
+	assert(!ring->tx);
+	status = bcm43xx_dma_read(ring, BCM43xx_DMA_RX_STATUS);
+	descptr = (status & BCM43xx_DMA_RXSTAT_DPTR_MASK);
+	current_slot = descptr / sizeof(struct bcm43xx_dmadesc);
+	assert(current_slot >= 0 && current_slot < ring->nr_slots);
+
+	slot = ring->current_slot;
+	for ( ; slot != current_slot; slot = next_slot(ring, slot)) {
+		dma_rx(ring, &slot);
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+		if (++used_slots > ring->max_used_slots)
+			ring->max_used_slots = used_slots;
+#endif
+	}
+	bcm43xx_dma_write(ring, BCM43xx_DMA_RX_DESC_INDEX,
+			  (u32)(slot * sizeof(struct bcm43xx_dmadesc)));
+	ring->current_slot = slot;
+}
+
+void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring)
+{
+	assert(ring->tx);
+	bcm43xx_power_saving_ctl_bits(ring->bcm, -1, 1);
+	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
+			  bcm43xx_dma_read(ring, BCM43xx_DMA_TX_CONTROL)
+			  | BCM43xx_DMA_TXCTRL_SUSPEND);
+}
+
+void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring)
+{
+	assert(ring->tx);
+	bcm43xx_dma_write(ring, BCM43xx_DMA_TX_CONTROL,
+			  bcm43xx_dma_read(ring, BCM43xx_DMA_TX_CONTROL)
+			  & ~BCM43xx_DMA_TXCTRL_SUSPEND);
+	bcm43xx_power_saving_ctl_bits(ring->bcm, -1, -1);
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_dma.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,228 @@
+#ifndef BCM43xx_DMA_H_
+#define BCM43xx_DMA_H_
+
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+#include <linux/linkage.h>
+#include <asm/atomic.h>
+
+#include "bcm43xx.h"
+
+
+/* DMA-Interrupt reasons. */
+#define BCM43xx_DMAIRQ_FATALMASK	((1 << 10) | (1 << 11) | (1 << 12) \
+					 | (1 << 14) | (1 << 15))
+#define BCM43xx_DMAIRQ_NONFATALMASK	(1 << 13)
+#define BCM43xx_DMAIRQ_RX_DONE		(1 << 16)
+
+/* DMA controller register offsets. (relative to BCM43xx_DMA#_BASE) */
+#define BCM43xx_DMA_TX_CONTROL		0x00
+#define BCM43xx_DMA_TX_DESC_RING	0x04
+#define BCM43xx_DMA_TX_DESC_INDEX	0x08
+#define BCM43xx_DMA_TX_STATUS		0x0c
+#define BCM43xx_DMA_RX_CONTROL		0x10
+#define BCM43xx_DMA_RX_DESC_RING	0x14
+#define BCM43xx_DMA_RX_DESC_INDEX	0x18
+#define BCM43xx_DMA_RX_STATUS		0x1c
+
+/* DMA controller channel control word values. */
+#define BCM43xx_DMA_TXCTRL_ENABLE		(1 << 0)
+#define BCM43xx_DMA_TXCTRL_SUSPEND		(1 << 1)
+#define BCM43xx_DMA_TXCTRL_LOOPBACK		(1 << 2)
+#define BCM43xx_DMA_TXCTRL_FLUSH		(1 << 4)
+#define BCM43xx_DMA_RXCTRL_ENABLE		(1 << 0)
+#define BCM43xx_DMA_RXCTRL_FRAMEOFF_MASK	0x000000fe
+#define BCM43xx_DMA_RXCTRL_FRAMEOFF_SHIFT	1
+#define BCM43xx_DMA_RXCTRL_PIO			(1 << 8)
+/* DMA controller channel status word values. */
+#define BCM43xx_DMA_TXSTAT_DPTR_MASK		0x00000fff
+#define BCM43xx_DMA_TXSTAT_STAT_MASK		0x0000f000
+#define BCM43xx_DMA_TXSTAT_STAT_DISABLED	0x00000000
+#define BCM43xx_DMA_TXSTAT_STAT_ACTIVE		0x00001000
+#define BCM43xx_DMA_TXSTAT_STAT_IDLEWAIT	0x00002000
+#define BCM43xx_DMA_TXSTAT_STAT_STOPPED		0x00003000
+#define BCM43xx_DMA_TXSTAT_STAT_SUSP		0x00004000
+#define BCM43xx_DMA_TXSTAT_ERROR_MASK		0x000f0000
+#define BCM43xx_DMA_TXSTAT_FLUSHED		(1 << 20)
+#define BCM43xx_DMA_RXSTAT_DPTR_MASK		0x00000fff
+#define BCM43xx_DMA_RXSTAT_STAT_MASK		0x0000f000
+#define BCM43xx_DMA_RXSTAT_STAT_DISABLED	0x00000000
+#define BCM43xx_DMA_RXSTAT_STAT_ACTIVE		0x00001000
+#define BCM43xx_DMA_RXSTAT_STAT_IDLEWAIT	0x00002000
+#define BCM43xx_DMA_RXSTAT_STAT_RESERVED	0x00003000
+#define BCM43xx_DMA_RXSTAT_STAT_ERRORS		0x00004000
+#define BCM43xx_DMA_RXSTAT_ERROR_MASK		0x000f0000
+
+/* DMA descriptor control field values. */
+#define BCM43xx_DMADTOR_BYTECNT_MASK		0x00001fff
+#define BCM43xx_DMADTOR_DTABLEEND		(1 << 28) /* End of descriptor table */
+#define BCM43xx_DMADTOR_COMPIRQ			(1 << 29) /* IRQ on completion request */
+#define BCM43xx_DMADTOR_FRAMEEND		(1 << 30)
+#define BCM43xx_DMADTOR_FRAMESTART		(1 << 31)
+
+/* Misc DMA constants */
+#define BCM43xx_DMA_RINGMEMSIZE		PAGE_SIZE
+#define BCM43xx_DMA_BUSADDRMAX		0x3FFFFFFF
+#define BCM43xx_DMA_DMABUSADDROFFSET	(1 << 30)
+#define BCM43xx_DMA1_RX_FRAMEOFFSET	30
+#define BCM43xx_DMA4_RX_FRAMEOFFSET	0
+
+/* DMA engine tuning knobs */
+#define BCM43xx_TXRING_SLOTS		512
+#define BCM43xx_RXRING_SLOTS		64
+#define BCM43xx_DMA1_RXBUFFERSIZE	(2304 + 100)
+#define BCM43xx_DMA4_RXBUFFERSIZE	16
+
+
+
+#ifdef CONFIG_BCM43XX_D80211_DMA
+
+
+struct sk_buff;
+struct bcm43xx_private;
+struct bcm43xx_xmitstatus;
+
+
+struct bcm43xx_dmadesc {
+	__le32 _control;
+	__le32 _address;
+} __attribute__((__packed__));
+
+/* Macros to access the bcm43xx_dmadesc struct */
+#define get_desc_ctl(desc)		le32_to_cpu((desc)->_control)
+#define set_desc_ctl(desc, ctl)		do { (desc)->_control = cpu_to_le32(ctl); } while (0)
+#define get_desc_addr(desc)		le32_to_cpu((desc)->_address)
+#define set_desc_addr(desc, addr)	do { (desc)->_address = cpu_to_le32(addr); } while (0)
+
+struct bcm43xx_dmadesc_meta {
+	/* The kernel DMA-able buffer. */
+	struct sk_buff *skb;
+	/* DMA base bus-address of the descriptor buffer. */
+	dma_addr_t dmaaddr;
+	/* ieee80211 TX status. Only used once per 802.11 frag. */
+	u8 must_xmit_txstat:1;
+	struct ieee80211_tx_status txstat;
+};
+
+struct bcm43xx_dmaring {
+	struct bcm43xx_private *bcm;
+	/* Kernel virtual base address of the ring memory. */
+	struct bcm43xx_dmadesc *vbase;
+	/* DMA memory offset */
+	dma_addr_t memoffset;
+	/* (Unadjusted) DMA base bus-address of the ring memory. */
+	dma_addr_t dmabase;
+	/* Meta data about all descriptors. */
+	struct bcm43xx_dmadesc_meta *meta;
+	/* Number of descriptor slots in the ring. */
+	int nr_slots;
+	/* Number of used descriptor slots. */
+	int used_slots;
+	/* Currently used slot in the ring. */
+	int current_slot;
+	/* Total number of packets sent. Statistics only. */
+	unsigned int nr_tx_packets;
+	/* Frameoffset in octets. */
+	u32 frameoffset;
+	/* Descriptor buffer size. */
+	u16 rx_buffersize;
+	/* The MMIO base register of the DMA controller, this
+	 * ring is posted to.
+	 */
+	u16 mmio_base;
+	u8 tx:1,	/* TRUE, if this is a TX ring. */
+	   suspended:1;	/* TRUE, if transfers are suspended on this ring. */
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	/* Maximum number of used slots. */
+	int max_used_slots;
+#endif /* CONFIG_BCM43XX_D80211_DEBUG*/
+};
+
+
+static inline
+u32 bcm43xx_dma_read(struct bcm43xx_dmaring *ring,
+		     u16 offset)
+{
+	return bcm43xx_read32(ring->bcm, ring->mmio_base + offset);
+}
+
+static inline
+void bcm43xx_dma_write(struct bcm43xx_dmaring *ring,
+		       u16 offset, u32 value)
+{
+	bcm43xx_write32(ring->bcm, ring->mmio_base + offset, value);
+}
+
+
+int bcm43xx_dma_init(struct bcm43xx_private *bcm);
+void bcm43xx_dma_free(struct bcm43xx_private *bcm);
+
+int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
+				   u16 dmacontroller_mmio_base);
+int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
+				   u16 dmacontroller_mmio_base);
+
+void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring);
+void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring);
+
+void bcm43xx_dma_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats);
+
+int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl);
+void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status);
+
+void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring);
+
+
+#else /* CONFIG_BCM43XX_D80211_DMA */
+
+
+static inline
+int bcm43xx_dma_init(struct bcm43xx_private *bcm)
+{
+	return 0;
+}
+static inline
+void bcm43xx_dma_free(struct bcm43xx_private *bcm)
+{
+}
+static inline
+int bcm43xx_dmacontroller_rx_reset(struct bcm43xx_private *bcm,
+				   u16 dmacontroller_mmio_base)
+{
+	return 0;
+}
+static inline
+int bcm43xx_dmacontroller_tx_reset(struct bcm43xx_private *bcm,
+				   u16 dmacontroller_mmio_base)
+{
+	return 0;
+}
+static inline
+void bcm43xx_dma_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats)
+{
+}
+static inline
+int bcm43xx_dma_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl)
+{
+	return 0;
+}
+static inline
+void bcm43xx_dma_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status)
+{
+}
+static inline
+void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring)
+{
+}
+
+#endif /* CONFIG_BCM43XX_D80211_DMA */
+#endif /* BCM43xx_DMA_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,50 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  ethtool support
+
+  Copyright (c) 2006 Jason Lunz <lunz@falooley.org>
+
+  Some code in this file is derived from the 8139too.c driver
+  Copyright (C) 2002 Jeff Garzik
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx.h"
+#include "bcm43xx_ethtool.h"
+
+#include <linux/netdevice.h>
+#include <linux/pci.h>
+#include <linux/string.h>
+#include <linux/version.h>
+
+
+static void bcm43xx_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(dev);
+
+	strncpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
+	strncpy(info->version, UTS_RELEASE, sizeof(info->version));
+	strncpy(info->bus_info, pci_name(bcm->pci_dev), ETHTOOL_BUSINFO_LEN);
+}
+
+struct ethtool_ops bcm43xx_ethtool_ops = {
+	.get_drvinfo = bcm43xx_get_drvinfo,
+	.get_link = ethtool_op_get_link,
+};
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ethtool.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,8 @@
+#ifndef BCM43xx_ETHTOOL_H_
+#define BCM43xx_ETHTOOL_H_
+
+#include <linux/ethtool.h>
+
+extern struct ethtool_ops bcm43xx_ethtool_ops;
+
+#endif /* BCM43xx_ETHTOOL_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,917 @@
+#ifndef BCM43xx_H_
+#define BCM43xx_H_
+
+#include <linux/version.h>
+#include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/stringify.h>
+#include <linux/netdevice.h>
+#include <linux/pci.h>
+#include <asm/atomic.h>
+#include <asm/io.h>
+
+#include <linux/wireless.h>
+#include <net/d80211.h>
+#include <net/d80211_mgmt.h>
+#include <net/d80211_common.h>
+
+#include "bcm43xx_debugfs.h"
+#include "bcm43xx_leds.h"
+#include "bcm43xx_sysfs.h"
+
+
+#define PFX				KBUILD_MODNAME ": "
+
+#define BCM43xx_SWITCH_CORE_MAX_RETRIES	50
+#define BCM43xx_IRQWAIT_MAX_RETRIES	50
+
+#define BCM43xx_IO_SIZE			8192
+
+/* Active Core PCI Configuration Register. */
+#define BCM43xx_PCICFG_ACTIVE_CORE	0x80
+/* SPROM control register. */
+#define BCM43xx_PCICFG_SPROMCTL		0x88
+/* Interrupt Control PCI Configuration Register. (Only on PCI cores with rev >= 6) */
+#define BCM43xx_PCICFG_ICR		0x94
+
+/* MMIO offsets */
+#define BCM43xx_MMIO_DMA1_REASON	0x20
+#define BCM43xx_MMIO_DMA1_IRQ_MASK	0x24
+#define BCM43xx_MMIO_DMA2_REASON	0x28
+#define BCM43xx_MMIO_DMA2_IRQ_MASK	0x2C
+#define BCM43xx_MMIO_DMA3_REASON	0x30
+#define BCM43xx_MMIO_DMA3_IRQ_MASK	0x34
+#define BCM43xx_MMIO_DMA4_REASON	0x38
+#define BCM43xx_MMIO_DMA4_IRQ_MASK	0x3C
+#define BCM43xx_MMIO_STATUS_BITFIELD	0x120
+#define BCM43xx_MMIO_STATUS2_BITFIELD	0x124
+#define BCM43xx_MMIO_GEN_IRQ_REASON	0x128
+#define BCM43xx_MMIO_GEN_IRQ_MASK	0x12C
+#define BCM43xx_MMIO_RAM_CONTROL	0x130
+#define BCM43xx_MMIO_RAM_DATA		0x134
+#define BCM43xx_MMIO_PS_STATUS		0x140
+#define BCM43xx_MMIO_RADIO_HWENABLED_HI	0x158
+#define BCM43xx_MMIO_SHM_CONTROL	0x160
+#define BCM43xx_MMIO_SHM_DATA		0x164
+#define BCM43xx_MMIO_SHM_DATA_UNALIGNED	0x166
+#define BCM43xx_MMIO_XMITSTAT_0		0x170
+#define BCM43xx_MMIO_XMITSTAT_1		0x174
+#define BCM43xx_MMIO_REV3PLUS_TSF_LOW	0x180 /* core rev >= 3 only */
+#define BCM43xx_MMIO_REV3PLUS_TSF_HIGH	0x184 /* core rev >= 3 only */
+#define BCM43xx_MMIO_DMA1_BASE		0x200
+#define BCM43xx_MMIO_DMA2_BASE		0x220
+#define BCM43xx_MMIO_DMA3_BASE		0x240
+#define BCM43xx_MMIO_DMA4_BASE		0x260
+#define BCM43xx_MMIO_PIO1_BASE		0x300
+#define BCM43xx_MMIO_PIO2_BASE		0x310
+#define BCM43xx_MMIO_PIO3_BASE		0x320
+#define BCM43xx_MMIO_PIO4_BASE		0x330
+#define BCM43xx_MMIO_PHY_VER		0x3E0
+#define BCM43xx_MMIO_PHY_RADIO		0x3E2
+#define BCM43xx_MMIO_ANTENNA		0x3E8
+#define BCM43xx_MMIO_CHANNEL		0x3F0
+#define BCM43xx_MMIO_CHANNEL_EXT	0x3F4
+#define BCM43xx_MMIO_RADIO_CONTROL	0x3F6
+#define BCM43xx_MMIO_RADIO_DATA_HIGH	0x3F8
+#define BCM43xx_MMIO_RADIO_DATA_LOW	0x3FA
+#define BCM43xx_MMIO_PHY_CONTROL	0x3FC
+#define BCM43xx_MMIO_PHY_DATA		0x3FE
+#define BCM43xx_MMIO_MACFILTER_CONTROL	0x420
+#define BCM43xx_MMIO_MACFILTER_DATA	0x422
+#define BCM43xx_MMIO_RADIO_HWENABLED_LO	0x49A
+#define BCM43xx_MMIO_GPIO_CONTROL	0x49C
+#define BCM43xx_MMIO_GPIO_MASK		0x49E
+#define BCM43xx_MMIO_TSF_0		0x632 /* core rev < 3 only */
+#define BCM43xx_MMIO_TSF_1		0x634 /* core rev < 3 only */
+#define BCM43xx_MMIO_TSF_2		0x636 /* core rev < 3 only */
+#define BCM43xx_MMIO_TSF_3		0x638 /* core rev < 3 only */
+#define BCM43xx_MMIO_POWERUP_DELAY	0x6A8
+
+/* SPROM offsets. */
+#define BCM43xx_SPROM_BASE		0x1000
+#define BCM43xx_SPROM_BOARDFLAGS2	0x1c
+#define BCM43xx_SPROM_IL0MACADDR	0x24
+#define BCM43xx_SPROM_ET0MACADDR	0x27
+#define BCM43xx_SPROM_ET1MACADDR	0x2a
+#define BCM43xx_SPROM_ETHPHY		0x2d
+#define BCM43xx_SPROM_BOARDREV		0x2e
+#define BCM43xx_SPROM_PA0B0		0x2f
+#define BCM43xx_SPROM_PA0B1		0x30
+#define BCM43xx_SPROM_PA0B2		0x31
+#define BCM43xx_SPROM_WL0GPIO0		0x32
+#define BCM43xx_SPROM_WL0GPIO2		0x33
+#define BCM43xx_SPROM_MAXPWR		0x34
+#define BCM43xx_SPROM_PA1B0		0x35
+#define BCM43xx_SPROM_PA1B1		0x36
+#define BCM43xx_SPROM_PA1B2		0x37
+#define BCM43xx_SPROM_IDL_TSSI_TGT	0x38
+#define BCM43xx_SPROM_BOARDFLAGS	0x39
+#define BCM43xx_SPROM_ANTENNA_GAIN	0x3a
+#define BCM43xx_SPROM_VERSION		0x3f
+
+/* BCM43xx_SPROM_BOARDFLAGS values */
+#define BCM43xx_BFL_BTCOEXIST		0x0001 /* implements Bluetooth coexistance */
+#define BCM43xx_BFL_PACTRL		0x0002 /* GPIO 9 controlling the PA */
+#define BCM43xx_BFL_AIRLINEMODE		0x0004 /* implements GPIO 13 radio disable indication */
+#define BCM43xx_BFL_RSSI		0x0008 /* software calculates nrssi slope. */
+#define BCM43xx_BFL_ENETSPI		0x0010 /* has ephy roboswitch spi */
+#define BCM43xx_BFL_XTAL_NOSLOW		0x0020 /* no slow clock available */
+#define BCM43xx_BFL_CCKHIPWR		0x0040 /* can do high power CCK transmission */
+#define BCM43xx_BFL_ENETADM		0x0080 /* has ADMtek switch */
+#define BCM43xx_BFL_ENETVLAN		0x0100 /* can do vlan */
+#define BCM43xx_BFL_AFTERBURNER		0x0200 /* supports Afterburner mode */
+#define BCM43xx_BFL_NOPCI		0x0400 /* leaves PCI floating */
+#define BCM43xx_BFL_FEM			0x0800 /* supports the Front End Module */
+#define BCM43xx_BFL_EXTLNA		0x1000 /* has an external LNA */
+#define BCM43xx_BFL_HGPA		0x2000 /* had high gain PA */
+#define BCM43xx_BFL_BTCMOD		0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */
+#define BCM43xx_BFL_ALTIQ		0x8000 /* alternate I/Q settings */
+
+/* GPIO register offset, in both ChipCommon and PCI core. */
+#define BCM43xx_GPIO_CONTROL		0x6c
+
+/* SHM Routing */
+#define BCM43xx_SHM_SHARED		0x0001
+#define BCM43xx_SHM_WIRELESS		0x0002
+#define BCM43xx_SHM_PCM			0x0003
+#define BCM43xx_SHM_HWMAC		0x0004
+#define BCM43xx_SHM_UCODE		0x0300
+
+/* MacFilter offsets. */
+#define BCM43xx_MACFILTER_SELF		0x0000
+#define BCM43xx_MACFILTER_ASSOC		0x0003
+
+/* Chipcommon registers. */
+#define BCM43xx_CHIPCOMMON_CAPABILITIES 	0x04
+#define BCM43xx_CHIPCOMMON_PLLONDELAY		0xB0
+#define BCM43xx_CHIPCOMMON_FREFSELDELAY		0xB4
+#define BCM43xx_CHIPCOMMON_SLOWCLKCTL		0xB8
+#define BCM43xx_CHIPCOMMON_SYSCLKCTL		0xC0
+
+/* PCI core specific registers. */
+#define BCM43xx_PCICORE_BCAST_ADDR	0x50
+#define BCM43xx_PCICORE_BCAST_DATA	0x54
+#define BCM43xx_PCICORE_SBTOPCI2	0x108
+
+/* SBTOPCI2 values. */
+#define BCM43xx_SBTOPCI2_PREFETCH	0x4
+#define BCM43xx_SBTOPCI2_BURST		0x8
+
+/* Chipcommon capabilities. */
+#define BCM43xx_CAPABILITIES_PCTL		0x00040000
+#define BCM43xx_CAPABILITIES_PLLMASK		0x00030000
+#define BCM43xx_CAPABILITIES_PLLSHIFT		16
+#define BCM43xx_CAPABILITIES_FLASHMASK		0x00000700
+#define BCM43xx_CAPABILITIES_FLASHSHIFT		8
+#define BCM43xx_CAPABILITIES_EXTBUSPRESENT	0x00000040
+#define BCM43xx_CAPABILITIES_UARTGPIO		0x00000020
+#define BCM43xx_CAPABILITIES_UARTCLOCKMASK	0x00000018
+#define BCM43xx_CAPABILITIES_UARTCLOCKSHIFT	3
+#define BCM43xx_CAPABILITIES_MIPSBIGENDIAN	0x00000004
+#define BCM43xx_CAPABILITIES_NRUARTSMASK	0x00000003
+
+/* PowerControl */
+#define BCM43xx_PCTL_IN			0xB0
+#define BCM43xx_PCTL_OUT		0xB4
+#define BCM43xx_PCTL_OUTENABLE		0xB8
+#define BCM43xx_PCTL_XTAL_POWERUP	0x40
+#define BCM43xx_PCTL_PLL_POWERDOWN	0x80
+
+/* PowerControl Clock Modes */
+#define BCM43xx_PCTL_CLK_FAST		0x00
+#define BCM43xx_PCTL_CLK_SLOW		0x01
+#define BCM43xx_PCTL_CLK_DYNAMIC	0x02
+
+#define BCM43xx_PCTL_FORCE_SLOW		0x0800
+#define BCM43xx_PCTL_FORCE_PLL		0x1000
+#define BCM43xx_PCTL_DYN_XTAL		0x2000
+
+/* COREIDs */
+#define BCM43xx_COREID_CHIPCOMMON	0x800
+#define BCM43xx_COREID_ILINE20          0x801
+#define BCM43xx_COREID_SDRAM            0x803
+#define BCM43xx_COREID_PCI		0x804
+#define BCM43xx_COREID_MIPS             0x805
+#define BCM43xx_COREID_ETHERNET         0x806
+#define BCM43xx_COREID_V90		0x807
+#define BCM43xx_COREID_USB11_HOSTDEV    0x80a
+#define BCM43xx_COREID_IPSEC            0x80b
+#define BCM43xx_COREID_PCMCIA		0x80d
+#define BCM43xx_COREID_EXT_IF           0x80f
+#define BCM43xx_COREID_80211		0x812
+#define BCM43xx_COREID_MIPS_3302        0x816
+#define BCM43xx_COREID_USB11_HOST       0x817
+#define BCM43xx_COREID_USB11_DEV        0x818
+#define BCM43xx_COREID_USB20_HOST       0x819
+#define BCM43xx_COREID_USB20_DEV        0x81a
+#define BCM43xx_COREID_SDIO_HOST        0x81b
+
+/* Core Information Registers */
+#define BCM43xx_CIR_BASE		0xf00
+#define BCM43xx_CIR_SBTPSFLAG		(BCM43xx_CIR_BASE + 0x18)
+#define BCM43xx_CIR_SBIMSTATE		(BCM43xx_CIR_BASE + 0x90)
+#define BCM43xx_CIR_SBINTVEC		(BCM43xx_CIR_BASE + 0x94)
+#define BCM43xx_CIR_SBTMSTATELOW	(BCM43xx_CIR_BASE + 0x98)
+#define BCM43xx_CIR_SBTMSTATEHIGH	(BCM43xx_CIR_BASE + 0x9c)
+#define BCM43xx_CIR_SBIMCONFIGLOW	(BCM43xx_CIR_BASE + 0xa8)
+#define BCM43xx_CIR_SB_ID_HI		(BCM43xx_CIR_BASE + 0xfc)
+
+/* Mask to get the Backplane Flag Number from SBTPSFLAG. */
+#define BCM43xx_BACKPLANE_FLAG_NR_MASK	0x3f
+
+/* SBIMCONFIGLOW values/masks. */
+#define BCM43xx_SBIMCONFIGLOW_SERVICE_TOUT_MASK		0x00000007
+#define BCM43xx_SBIMCONFIGLOW_SERVICE_TOUT_SHIFT	0
+#define BCM43xx_SBIMCONFIGLOW_REQUEST_TOUT_MASK		0x00000070
+#define BCM43xx_SBIMCONFIGLOW_REQUEST_TOUT_SHIFT	4
+#define BCM43xx_SBIMCONFIGLOW_CONNID_MASK		0x00ff0000
+#define BCM43xx_SBIMCONFIGLOW_CONNID_SHIFT		16
+
+/* sbtmstatelow state flags */
+#define BCM43xx_SBTMSTATELOW_RESET		0x01
+#define BCM43xx_SBTMSTATELOW_REJECT		0x02
+#define BCM43xx_SBTMSTATELOW_CLOCK		0x10000
+#define BCM43xx_SBTMSTATELOW_FORCE_GATE_CLOCK	0x20000
+
+/* sbtmstatehigh state flags */
+#define BCM43xx_SBTMSTATEHIGH_SERROR		0x1
+#define BCM43xx_SBTMSTATEHIGH_BUSY		0x4
+
+/* sbimstate flags */
+#define BCM43xx_SBIMSTATE_IB_ERROR		0x20000
+#define BCM43xx_SBIMSTATE_TIMEOUT		0x40000
+
+/* PHYVersioning */
+#define BCM43xx_PHYTYPE_A		0x00
+#define BCM43xx_PHYTYPE_B		0x01
+#define BCM43xx_PHYTYPE_G		0x02
+
+/* PHYRegisters */
+#define BCM43xx_PHY_ILT_A_CTRL		0x0072
+#define BCM43xx_PHY_ILT_A_DATA1		0x0073
+#define BCM43xx_PHY_ILT_A_DATA2		0x0074
+#define BCM43xx_PHY_G_LO_CONTROL	0x0810
+#define BCM43xx_PHY_ILT_G_CTRL		0x0472
+#define BCM43xx_PHY_ILT_G_DATA1		0x0473
+#define BCM43xx_PHY_ILT_G_DATA2		0x0474
+#define BCM43xx_PHY_A_PCTL		0x007B
+#define BCM43xx_PHY_G_PCTL		0x0029
+#define BCM43xx_PHY_A_CRS		0x0029
+#define BCM43xx_PHY_RADIO_BITFIELD	0x0401
+#define BCM43xx_PHY_G_CRS		0x0429
+#define BCM43xx_PHY_NRSSILT_CTRL	0x0803
+#define BCM43xx_PHY_NRSSILT_DATA	0x0804
+
+/* RadioRegisters */
+#define BCM43xx_RADIOCTL_ID		0x01
+
+/* StatusBitField */
+#define BCM43xx_SBF_MAC_ENABLED		0x00000001
+#define BCM43xx_SBF_2			0x00000002 /*FIXME: fix name*/
+#define BCM43xx_SBF_CORE_READY		0x00000004
+#define BCM43xx_SBF_400			0x00000400 /*FIXME: fix name*/
+#define BCM43xx_SBF_4000		0x00004000 /*FIXME: fix name*/
+#define BCM43xx_SBF_8000		0x00008000 /*FIXME: fix name*/
+#define BCM43xx_SBF_XFER_REG_BYTESWAP	0x00010000
+#define BCM43xx_SBF_MODE_NOTADHOC	0x00020000
+#define BCM43xx_SBF_MODE_AP		0x00040000
+#define BCM43xx_SBF_RADIOREG_LOCK	0x00080000
+#define BCM43xx_SBF_MODE_MONITOR	0x00400000
+#define BCM43xx_SBF_MODE_PROMISC	0x01000000
+#define BCM43xx_SBF_PS1			0x02000000
+#define BCM43xx_SBF_PS2			0x04000000
+#define BCM43xx_SBF_NO_SSID_BCAST	0x08000000
+#define BCM43xx_SBF_TIME_UPDATE		0x10000000
+#define BCM43xx_SBF_80000000		0x80000000 /*FIXME: fix name*/
+
+/* MicrocodeFlagsBitfield (addr + lo-word values?)*/
+#define BCM43xx_UCODEFLAGS_OFFSET	0x005E
+
+#define BCM43xx_UCODEFLAG_AUTODIV	0x0001
+#define BCM43xx_UCODEFLAG_UNKBGPHY	0x0002
+#define BCM43xx_UCODEFLAG_UNKBPHY	0x0004
+#define BCM43xx_UCODEFLAG_UNKGPHY	0x0020
+#define BCM43xx_UCODEFLAG_UNKPACTRL	0x0040
+#define BCM43xx_UCODEFLAG_JAPAN		0x0080
+
+/* Generic-Interrupt reasons. */
+#define BCM43xx_IRQ_READY		(1 << 0)
+#define BCM43xx_IRQ_BEACON		(1 << 1)
+#define BCM43xx_IRQ_PS			(1 << 2)
+#define BCM43xx_IRQ_REG124		(1 << 5)
+#define BCM43xx_IRQ_PMQ			(1 << 6)
+#define BCM43xx_IRQ_PIO_WORKAROUND	(1 << 8)
+#define BCM43xx_IRQ_XMIT_ERROR		(1 << 11)
+#define BCM43xx_IRQ_RX			(1 << 15)
+#define BCM43xx_IRQ_SCAN		(1 << 16)
+#define BCM43xx_IRQ_NOISE		(1 << 18)
+#define BCM43xx_IRQ_XMIT_STATUS		(1 << 29)
+
+#define BCM43xx_IRQ_ALL			0xffffffff
+#define BCM43xx_IRQ_INITIAL		(BCM43xx_IRQ_PS |		\
+					 BCM43xx_IRQ_REG124 |		\
+					 BCM43xx_IRQ_PMQ |		\
+					 BCM43xx_IRQ_XMIT_ERROR |	\
+					 BCM43xx_IRQ_RX |		\
+					 BCM43xx_IRQ_SCAN |		\
+					 BCM43xx_IRQ_NOISE |		\
+					 BCM43xx_IRQ_XMIT_STATUS)
+
+/* Bus type PCI. */
+#define BCM43xx_BUSTYPE_PCI	0
+/* Bus type Silicone Backplane Bus. */
+#define BCM43xx_BUSTYPE_SB	1
+/* Bus type PCMCIA. */
+#define BCM43xx_BUSTYPE_PCMCIA	2
+
+/* Rate values. */
+#define BCM43xx_CCK_RATE_1MB		0x02
+#define BCM43xx_CCK_RATE_2MB		0x04
+#define BCM43xx_CCK_RATE_5MB		0x0B
+#define BCM43xx_CCK_RATE_11MB		0x16
+#define BCM43xx_OFDM_RATE_6MB		0x0C
+#define BCM43xx_OFDM_RATE_9MB		0x12
+#define BCM43xx_OFDM_RATE_12MB		0x18
+#define BCM43xx_OFDM_RATE_18MB		0x24
+#define BCM43xx_OFDM_RATE_24MB		0x30
+#define BCM43xx_OFDM_RATE_36MB		0x48
+#define BCM43xx_OFDM_RATE_48MB		0x60
+#define BCM43xx_OFDM_RATE_54MB		0x6C
+
+#define BCM43xx_DEFAULT_SHORT_RETRY_LIMIT	7
+#define BCM43xx_DEFAULT_LONG_RETRY_LIMIT	4
+
+/* Max size of a security key */
+#define BCM43xx_SEC_KEYSIZE			16
+/* Security algorithms. */
+enum {
+	BCM43xx_SEC_ALGO_NONE = 0, /* unencrypted, as of TX header. */
+	BCM43xx_SEC_ALGO_WEP,
+	BCM43xx_SEC_ALGO_UNKNOWN,
+	BCM43xx_SEC_ALGO_AES,
+	BCM43xx_SEC_ALGO_WEP104,
+	BCM43xx_SEC_ALGO_TKIP,
+};
+
+
+#ifdef assert
+# undef assert
+#endif
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+#define assert(expr) \
+	do {									\
+		if (unlikely(!(expr))) {					\
+		printk(KERN_ERR PFX "ASSERTION FAILED (%s) at: %s:%d:%s()\n",	\
+			#expr, __FILE__, __LINE__, __FUNCTION__);		\
+		}								\
+	} while (0)
+#else
+#define assert(expr)	do { /* nothing */ } while (0)
+#endif
+
+/* rate limited printk(). */
+#ifdef printkl
+# undef printkl
+#endif
+#define printkl(f, x...)  do { if (printk_ratelimit()) printk(f ,##x); } while (0)
+/* rate limited printk() for debugging */
+#ifdef dprintkl
+# undef dprintkl
+#endif
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+# define dprintkl		printkl
+#else
+# define dprintkl(f, x...)	do { /* nothing */ } while (0)
+#endif
+
+/* debugging printk() */
+#ifdef dprintk
+# undef dprintk
+#endif
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+# define dprintk(f, x...)  do { printk(f ,##x); } while (0)
+#else
+# define dprintk(f, x...)  do { /* nothing */ } while (0)
+#endif
+
+
+struct net_device;
+struct pci_dev;
+struct bcm43xx_dmaring;
+struct bcm43xx_pioqueue;
+
+struct bcm43xx_initval {
+	u16 offset;
+	u16 size;
+	u32 value;
+} __attribute__((__packed__));
+
+/* Values for bcm430x_sprominfo.locale */
+enum {
+	BCM43xx_LOCALE_WORLD = 0,
+	BCM43xx_LOCALE_THAILAND,
+	BCM43xx_LOCALE_ISRAEL,
+	BCM43xx_LOCALE_JORDAN,
+	BCM43xx_LOCALE_CHINA,
+	BCM43xx_LOCALE_JAPAN,
+	BCM43xx_LOCALE_USA_CANADA_ANZ,
+	BCM43xx_LOCALE_EUROPE,
+	BCM43xx_LOCALE_USA_LOW,
+	BCM43xx_LOCALE_JAPAN_HIGH,
+	BCM43xx_LOCALE_ALL,
+	BCM43xx_LOCALE_NONE,
+};
+
+#define BCM43xx_SPROM_SIZE	64 /* in 16-bit words. */
+struct bcm43xx_sprominfo {
+	u16 boardflags2;
+	u8 il0macaddr[6];
+	u8 et0macaddr[6];
+	u8 et1macaddr[6];
+	u8 et0phyaddr:5;
+	u8 et1phyaddr:5;
+	u8 et0mdcport:1;
+	u8 et1mdcport:1;
+	u8 boardrev;
+	u8 locale:4;
+	u8 antennas_aphy:2;
+	u8 antennas_bgphy:2;
+	u16 pa0b0;
+	u16 pa0b1;
+	u16 pa0b2;
+	u8 wl0gpio0;
+	u8 wl0gpio1;
+	u8 wl0gpio2;
+	u8 wl0gpio3;
+	u8 maxpower_aphy;
+	u8 maxpower_bgphy;
+	u16 pa1b0;
+	u16 pa1b1;
+	u16 pa1b2;
+	u8 idle_tssi_tgt_aphy;
+	u8 idle_tssi_tgt_bgphy;
+	u16 boardflags;
+	u16 antennagain_aphy;
+	u16 antennagain_bgphy;
+};
+
+/* Value pair to measure the LocalOscillator. */
+struct bcm43xx_lopair {
+	s8 low;
+	s8 high;
+	u8 used:1;
+};
+#define BCM43xx_LO_COUNT	(14*4)
+
+struct bcm43xx_phyinfo {
+	/* Hardware Data */
+	u8 version;
+	u8 type;
+	u8 rev;
+	u16 antenna_diversity;
+	u16 savedpctlreg;
+	u16 minlowsig[2];
+	u16 minlowsigpos[2];
+	u8 connected:1,
+	   calibrated:1,
+	   is_locked:1, /* used in bcm43xx_phy_{un}lock() */
+	   dyn_tssi_tbl:1; /* used in bcm43xx_phy_init_tssi2dbm_table() */
+	/* LO Measurement Data.
+	 * Use bcm43xx_get_lopair() to get a value.
+	 */
+	struct bcm43xx_lopair *_lo_pairs;
+
+	/* TSSI to dBm table in use */
+	const s8 *tssi2dbm;
+	/* idle TSSI value */
+	s8 idle_tssi;
+
+	/* Values from bcm43xx_calc_loopback_gain() */
+	u16 loopback_gain[2];
+
+	/* PHY lock for core.rev < 3
+	 * This lock is only used by bcm43xx_phy_{un}lock()
+	 */
+	spinlock_t lock;
+};
+
+
+struct bcm43xx_radioinfo {
+	u16 manufact;
+	u16 version;
+	u8 revision;
+
+	/* Desired TX power level (in dBm).
+	 * This is set by the user and adjusted in bcm43xx_phy_xmitpower(). */
+	u8 power_level;
+	/* TX Power control values. */
+	union {
+		/* B/G PHY */
+		struct {
+			u16 baseband_atten;
+			u16 radio_atten;
+			u16 txctl1;
+			u16 txctl2;
+		};
+		/* A PHY */
+		struct {
+			u16 txpwr_offset;
+		};
+	};
+
+	/* Current Interference Mitigation mode */
+	int interfmode;
+	/* Stack of saved values from the Interference Mitigation code.
+	 * Each value in the stack is layed out as follows:
+	 * bit 0-11:  offset
+	 * bit 12-15: register ID
+	 * bit 16-32: value
+	 * register ID is: 0x1 PHY, 0x2 Radio, 0x3 ILT
+	 */
+#define BCM43xx_INTERFSTACK_SIZE	26
+	u32 interfstack[BCM43xx_INTERFSTACK_SIZE];
+
+	/* Saved values from the NRSSI Slope calculation */
+	s16 nrssi[2];
+	s32 nrssislope;
+	/* In memory nrssi lookup table. */
+	s8 nrssi_lt[64];
+
+	/* current channel */
+	u8 channel;
+	u8 initial_channel;
+
+	u16 lofcal;
+
+	u16 initval;
+
+	u8 enabled:1;
+	/* ACI (adjacent channel interference) flags. */
+	u8 aci_enable:1,
+	   aci_wlan_automatic:1,
+	   aci_hw_rssi:1;
+};
+
+/* Data structures for DMA transmission, per 80211 core. */
+struct bcm43xx_dma {
+	struct bcm43xx_dmaring *tx_ring0;
+	struct bcm43xx_dmaring *tx_ring1;
+	struct bcm43xx_dmaring *tx_ring2;
+	struct bcm43xx_dmaring *tx_ring3;
+	struct bcm43xx_dmaring *rx_ring0;
+	struct bcm43xx_dmaring *rx_ring1; /* only available on core.rev < 5 */
+};
+
+/* Data structures for PIO transmission, per 80211 core. */
+struct bcm43xx_pio {
+	struct bcm43xx_pioqueue *queue0;
+	struct bcm43xx_pioqueue *queue1;
+	struct bcm43xx_pioqueue *queue2;
+	struct bcm43xx_pioqueue *queue3;
+};
+
+#define BCM43xx_MAX_80211_CORES		2
+
+#ifdef CONFIG_BCM947XX
+#define core_offset(bcm) (bcm)->current_core_offset
+#else
+#define core_offset(bcm) 0
+#endif
+
+/* Generic information about a core. */
+struct bcm43xx_coreinfo {
+	u8 available:1,
+	   enabled:1,
+	   initialized:1;
+	/** core_id ID number */
+	u16 id;
+	/** core_rev revision number */
+	u8 rev;
+	/** Index number for _switch_core() */
+	u8 index;
+};
+
+/* Additional information for each 80211 core. */
+struct bcm43xx_coreinfo_80211 {
+	/* PHY device. */
+	struct bcm43xx_phyinfo phy;
+	/* Radio device. */
+	struct bcm43xx_radioinfo radio;
+	union {
+		/* DMA context. */
+		struct bcm43xx_dma dma;
+		/* PIO context. */
+		struct bcm43xx_pio pio;
+	};
+};
+
+/* Context information for a noise calculation (Link Quality). */
+struct bcm43xx_noise_calculation {
+	struct bcm43xx_coreinfo *core_at_start;
+	u8 channel_at_start;
+	u8 calculation_running:1;
+	u8 nr_samples;
+	s8 samples[8][4];
+};
+
+struct bcm43xx_stats {
+	u8 link_quality;
+	/* Store the last TX/RX times here for updating the leds. */
+	unsigned long last_tx;
+	unsigned long last_rx;
+};
+
+struct bcm43xx_key {
+	u8 enabled:1;
+	u8 algorithm;
+};
+
+struct bcm43xx_private {
+	struct bcm43xx_sysfs sysfs;
+
+	struct ieee80211_hw *ieee;
+	struct ieee80211_low_level_stats ieee_stats;
+	int iw_mode;
+
+	struct net_device *net_dev;
+	struct pci_dev *pci_dev;
+	unsigned int irq;
+
+	void __iomem *mmio_addr;
+	unsigned int mmio_len;
+
+	/* Do not use the lock directly. Use the bcm43xx_lock* helper
+	 * functions, to be MMIO-safe. */
+	spinlock_t _lock;
+
+	/* Driver status flags. */
+	u32 initialized:1,		/* init_board() succeed */
+	    was_initialized:1,		/* for PCI suspend/resume. */
+	    shutting_down:1,		/* free_board() in progress */
+	    __using_pio:1,		/* Internal, use bcm43xx_using_pio(). */
+	    bad_frames_preempt:1,	/* Use "Bad Frames Preemption" (default off) */
+	    reg124_set_0x4:1,		/* Some variable to keep track of IRQ stuff. */
+	    powersaving:1,		/* TRUE if we are in PowerSaving mode. FALSE otherwise. */
+	    short_preamble:1,		/* TRUE, if short preamble is enabled. */
+	    short_slot:1,		/* TRUE, if short slot timing is enabled. */
+	    firmware_norelease:1;	/* Do not release the firmware. Used on suspend. */
+
+	struct bcm43xx_stats stats;
+
+	/* Bus type we are connected to.
+	 * This is currently always BCM43xx_BUSTYPE_PCI
+	 */
+	u8 bustype;
+
+	u16 board_vendor;
+	u16 board_type;
+	u16 board_revision;
+
+	u16 chip_id;
+	u8 chip_rev;
+	u8 chip_package;
+
+	struct bcm43xx_sprominfo sprom;
+#define BCM43xx_NR_LEDS		4
+	struct bcm43xx_led leds[BCM43xx_NR_LEDS];
+
+	/* The currently active core. */
+	struct bcm43xx_coreinfo *current_core;
+#ifdef CONFIG_BCM947XX
+	/** current core memory offset */
+	u32 current_core_offset;
+#endif
+	struct bcm43xx_coreinfo *active_80211_core;
+	/* coreinfo structs for all possible cores follow.
+	 * Note that a core might not exist.
+	 * So check the coreinfo flags before using it.
+	 */
+	struct bcm43xx_coreinfo core_chipcommon;
+	struct bcm43xx_coreinfo core_pci;
+	struct bcm43xx_coreinfo core_80211[ BCM43xx_MAX_80211_CORES ];
+	/* Additional information, specific to the 80211 cores. */
+	struct bcm43xx_coreinfo_80211 core_80211_ext[ BCM43xx_MAX_80211_CORES ];
+	/* Index of the current 80211 core. If current_core is not
+	 * an 80211 core, this is -1.
+	 */
+	int current_80211_core_idx;
+	/* Number of available 80211 cores. */
+	int nr_80211_available;
+
+	u32 chipcommon_capabilities;
+
+	/* Reason code of the last interrupt. */
+	u32 irq_reason;
+	u32 dma_reason[4];
+	/* saved irq enable/disable state bitfield. */
+	u32 irq_savedstate;
+	/* Link Quality calculation context. */
+	struct bcm43xx_noise_calculation noisecalc;
+
+	/* Interrupt Service Routine tasklet (bottom-half) */
+	struct tasklet_struct isr_tasklet;
+
+	/* Periodic tasks */
+	struct timer_list periodic_tasks;
+	unsigned int periodic_state;
+
+	struct work_struct restart_work;
+
+	/* Informational stuff. */
+	char nick[IW_ESSID_MAX_SIZE + 1];
+	u8 bssid[ETH_ALEN];
+
+	/* encryption/decryption */
+	u16 security_offset;
+	struct bcm43xx_key key[54];
+	u8 default_key_idx;
+
+	/* Firmware. */
+	const struct firmware *ucode;
+	const struct firmware *pcm;
+	const struct firmware *initvals0;
+	const struct firmware *initvals1;
+
+	/* Cached beacon template while uploading the template. */
+	struct sk_buff *cached_beacon;
+
+	/* Debugging stuff follows. */
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	struct bcm43xx_dfsentry *dfsentry;
+#endif
+};
+
+/* bcm43xx_(un)lock() protect struct bcm43xx_private.
+ * Note that _NO_ MMIO writes are allowed. If you want to
+ * write to the device through MMIO in the critical section, use
+ * the *_mmio lock functions.
+ * MMIO read-access is allowed, though.
+ */
+#define bcm43xx_lock(bcm, flags)	spin_lock_irqsave(&(bcm)->_lock, flags)
+#define bcm43xx_unlock(bcm, flags)	spin_unlock_irqrestore(&(bcm)->_lock, flags)
+/* bcm43xx_(un)lock_mmio() protect struct bcm43xx_private and MMIO.
+ * MMIO write-access to the device is allowed.
+ * All MMIO writes are flushed on unlock, so it is guaranteed to not
+ * interfere with other threads writing MMIO registers.
+ */
+#define bcm43xx_lock_mmio(bcm, flags)	bcm43xx_lock(bcm, flags)
+#define bcm43xx_unlock_mmio(bcm, flags)	do { mmiowb(); bcm43xx_unlock(bcm, flags); } while (0)
+
+static inline
+struct bcm43xx_private * bcm43xx_priv(struct net_device *dev)
+{
+	return ieee80211_dev_hw_data(dev);
+}
+
+/* Helper function, which returns a boolean.
+ * TRUE, if PIO is used; FALSE, if DMA is used.
+ */
+#if defined(CONFIG_BCM43XX_D80211_DMA) && defined(CONFIG_BCM43XX_D80211_PIO)
+static inline
+int bcm43xx_using_pio(struct bcm43xx_private *bcm)
+{
+	return bcm->__using_pio;
+}
+#elif defined(CONFIG_BCM43XX_D80211_DMA)
+static inline
+int bcm43xx_using_pio(struct bcm43xx_private *bcm)
+{
+	return 0;
+}
+#elif defined(CONFIG_BCM43XX_D80211_PIO)
+static inline
+int bcm43xx_using_pio(struct bcm43xx_private *bcm)
+{
+	return 1;
+}
+#else
+# error "Using neither DMA nor PIO? Confused..."
+#endif
+
+/* Helper functions to access data structures private to the 80211 cores.
+ * Note that we _must_ have an 80211 core mapped when calling
+ * any of these functions.
+ */
+static inline
+struct bcm43xx_pio * bcm43xx_current_pio(struct bcm43xx_private *bcm)
+{
+	assert(bcm43xx_using_pio(bcm));
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].pio);
+}
+static inline
+struct bcm43xx_dma * bcm43xx_current_dma(struct bcm43xx_private *bcm)
+{
+	assert(!bcm43xx_using_pio(bcm));
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].dma);
+}
+static inline
+struct bcm43xx_phyinfo * bcm43xx_current_phy(struct bcm43xx_private *bcm)
+{
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].phy);
+}
+static inline
+struct bcm43xx_radioinfo * bcm43xx_current_radio(struct bcm43xx_private *bcm)
+{
+	assert(bcm->current_80211_core_idx >= 0);
+	assert(bcm->current_80211_core_idx < BCM43xx_MAX_80211_CORES);
+	return &(bcm->core_80211_ext[bcm->current_80211_core_idx].radio);
+}
+
+/* Are we running in init_board() context? */
+static inline
+int bcm43xx_is_initializing(struct bcm43xx_private *bcm)
+{
+	if (bcm->initialized)
+		return 0;
+	if (bcm->shutting_down)
+		return 0;
+	return 1;
+}
+
+static inline
+struct bcm43xx_lopair * bcm43xx_get_lopair(struct bcm43xx_phyinfo *phy,
+					   u16 radio_attenuation,
+					   u16 baseband_attenuation)
+{
+	return phy->_lo_pairs + (radio_attenuation + 14 * (baseband_attenuation / 2));
+}
+
+
+static inline
+u16 bcm43xx_read16(struct bcm43xx_private *bcm, u16 offset)
+{
+	return ioread16(bcm->mmio_addr + core_offset(bcm) + offset);
+}
+
+static inline
+void bcm43xx_write16(struct bcm43xx_private *bcm, u16 offset, u16 value)
+{
+	iowrite16(value, bcm->mmio_addr + core_offset(bcm) + offset);
+}
+
+static inline
+u32 bcm43xx_read32(struct bcm43xx_private *bcm, u16 offset)
+{
+	return ioread32(bcm->mmio_addr + core_offset(bcm) + offset);
+}
+
+static inline
+void bcm43xx_write32(struct bcm43xx_private *bcm, u16 offset, u32 value)
+{
+	iowrite32(value, bcm->mmio_addr + core_offset(bcm) + offset);
+}
+
+static inline
+int bcm43xx_pci_read_config16(struct bcm43xx_private *bcm, int offset, u16 *value)
+{
+	return pci_read_config_word(bcm->pci_dev, offset, value);
+}
+
+static inline
+int bcm43xx_pci_read_config32(struct bcm43xx_private *bcm, int offset, u32 *value)
+{
+	return pci_read_config_dword(bcm->pci_dev, offset, value);
+}
+
+static inline
+int bcm43xx_pci_write_config16(struct bcm43xx_private *bcm, int offset, u16 value)
+{
+	return pci_write_config_word(bcm->pci_dev, offset, value);
+}
+
+static inline
+int bcm43xx_pci_write_config32(struct bcm43xx_private *bcm, int offset, u32 value)
+{
+	return pci_write_config_dword(bcm->pci_dev, offset, value);
+}
+
+/** Limit a value between two limits */
+#ifdef limit_value
+# undef limit_value
+#endif
+#define limit_value(value, min, max)  \
+	({						\
+		typeof(value) __value = (value);	\
+	 	typeof(value) __min = (min);		\
+	 	typeof(value) __max = (max);		\
+	 	if (__value < __min)			\
+	 		__value = __min;		\
+	 	else if (__value > __max)		\
+	 		__value = __max;		\
+	 	__value;				\
+	})
+
+/** Helpers to print MAC addresses. */
+#define BCM43xx_MACFMT		"%02x:%02x:%02x:%02x:%02x:%02x"
+#define BCM43xx_MACARG(x)	((u8*)(x))[0], ((u8*)(x))[1], \
+				((u8*)(x))[2], ((u8*)(x))[3], \
+				((u8*)(x))[4], ((u8*)(x))[5]
+
+#endif /* BCM43xx_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,337 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx.h"
+#include "bcm43xx_ilt.h"
+#include "bcm43xx_phy.h"
+
+
+/**** Initial Internal Lookup Tables ****/
+
+const u32 bcm43xx_ilt_rotor[BCM43xx_ILT_ROTOR_SIZE] = {
+	0xFEB93FFD, 0xFEC63FFD, /* 0 */
+	0xFED23FFD, 0xFEDF3FFD,
+	0xFEEC3FFE, 0xFEF83FFE,
+	0xFF053FFE, 0xFF113FFE,
+	0xFF1E3FFE, 0xFF2A3FFF, /* 8 */
+	0xFF373FFF, 0xFF443FFF,
+	0xFF503FFF, 0xFF5D3FFF,
+	0xFF693FFF, 0xFF763FFF,
+	0xFF824000, 0xFF8F4000, /* 16 */
+	0xFF9B4000, 0xFFA84000,
+	0xFFB54000, 0xFFC14000,
+	0xFFCE4000, 0xFFDA4000,
+	0xFFE74000, 0xFFF34000, /* 24 */
+	0x00004000, 0x000D4000,
+	0x00194000, 0x00264000,
+	0x00324000, 0x003F4000,
+	0x004B4000, 0x00584000, /* 32 */
+	0x00654000, 0x00714000,
+	0x007E4000, 0x008A3FFF,
+	0x00973FFF, 0x00A33FFF,
+	0x00B03FFF, 0x00BC3FFF, /* 40 */
+	0x00C93FFF, 0x00D63FFF,
+	0x00E23FFE, 0x00EF3FFE,
+	0x00FB3FFE, 0x01083FFE,
+	0x01143FFE, 0x01213FFD, /* 48 */
+	0x012E3FFD, 0x013A3FFD,
+	0x01473FFD,
+};
+
+const u32 bcm43xx_ilt_retard[BCM43xx_ILT_RETARD_SIZE] = {
+	0xDB93CB87, 0xD666CF64, /* 0 */
+	0xD1FDD358, 0xCDA6D826,
+	0xCA38DD9F, 0xC729E2B4,
+	0xC469E88E, 0xC26AEE2B,
+	0xC0DEF46C, 0xC073FA62, /* 8 */
+	0xC01D00D5, 0xC0760743,
+	0xC1560D1E, 0xC2E51369,
+	0xC4ED18FF, 0xC7AC1ED7,
+	0xCB2823B2, 0xCEFA28D9, /* 16 */
+	0xD2F62D3F, 0xD7BB3197,
+	0xDCE53568, 0xE1FE3875,
+	0xE7D13B35, 0xED663D35,
+	0xF39B3EC4, 0xF98E3FA7, /* 24 */
+	0x00004000, 0x06723FA7,
+	0x0C653EC4, 0x129A3D35,
+	0x182F3B35, 0x1E023875,
+	0x231B3568, 0x28453197, /* 32 */
+	0x2D0A2D3F, 0x310628D9,
+	0x34D823B2, 0x38541ED7,
+	0x3B1318FF, 0x3D1B1369,
+	0x3EAA0D1E, 0x3F8A0743, /* 40 */
+	0x3FE300D5, 0x3F8DFA62,
+	0x3F22F46C, 0x3D96EE2B,
+	0x3B97E88E, 0x38D7E2B4,
+	0x35C8DD9F, 0x325AD826, /* 48 */
+	0x2E03D358, 0x299ACF64,
+	0x246DCB87,
+};
+
+const u16 bcm43xx_ilt_finefreqa[BCM43xx_ILT_FINEFREQA_SIZE] = {
+	0x0082, 0x0082, 0x0102, 0x0182, /* 0 */
+ 	0x0202, 0x0282, 0x0302, 0x0382,
+ 	0x0402, 0x0482, 0x0502, 0x0582,
+ 	0x05E2, 0x0662, 0x06E2, 0x0762,
+ 	0x07E2, 0x0842, 0x08C2, 0x0942, /* 16 */
+ 	0x09C2, 0x0A22, 0x0AA2, 0x0B02,
+ 	0x0B82, 0x0BE2, 0x0C62, 0x0CC2,
+ 	0x0D42, 0x0DA2, 0x0E02, 0x0E62,
+ 	0x0EE2, 0x0F42, 0x0FA2, 0x1002, /* 32 */
+ 	0x1062, 0x10C2, 0x1122, 0x1182,
+ 	0x11E2, 0x1242, 0x12A2, 0x12E2,
+ 	0x1342, 0x13A2, 0x1402, 0x1442,
+ 	0x14A2, 0x14E2, 0x1542, 0x1582, /* 48 */
+ 	0x15E2, 0x1622, 0x1662, 0x16C1,
+ 	0x1701, 0x1741, 0x1781, 0x17E1,
+ 	0x1821, 0x1861, 0x18A1, 0x18E1,
+ 	0x1921, 0x1961, 0x19A1, 0x19E1, /* 64 */
+ 	0x1A21, 0x1A61, 0x1AA1, 0x1AC1,
+ 	0x1B01, 0x1B41, 0x1B81, 0x1BA1,
+ 	0x1BE1, 0x1C21, 0x1C41, 0x1C81,
+ 	0x1CA1, 0x1CE1, 0x1D01, 0x1D41, /* 80 */
+ 	0x1D61, 0x1DA1, 0x1DC1, 0x1E01,
+ 	0x1E21, 0x1E61, 0x1E81, 0x1EA1,
+ 	0x1EE1, 0x1F01, 0x1F21, 0x1F41,
+ 	0x1F81, 0x1FA1, 0x1FC1, 0x1FE1, /* 96 */
+ 	0x2001, 0x2041, 0x2061, 0x2081,
+ 	0x20A1, 0x20C1, 0x20E1, 0x2101,
+ 	0x2121, 0x2141, 0x2161, 0x2181,
+ 	0x21A1, 0x21C1, 0x21E1, 0x2201, /* 112 */
+ 	0x2221, 0x2241, 0x2261, 0x2281,
+ 	0x22A1, 0x22C1, 0x22C1, 0x22E1,
+ 	0x2301, 0x2321, 0x2341, 0x2361,
+ 	0x2361, 0x2381, 0x23A1, 0x23C1, /* 128 */
+ 	0x23E1, 0x23E1, 0x2401, 0x2421,
+ 	0x2441, 0x2441, 0x2461, 0x2481,
+ 	0x2481, 0x24A1, 0x24C1, 0x24C1,
+ 	0x24E1, 0x2501, 0x2501, 0x2521, /* 144 */
+ 	0x2541, 0x2541, 0x2561, 0x2561,
+ 	0x2581, 0x25A1, 0x25A1, 0x25C1,
+ 	0x25C1, 0x25E1, 0x2601, 0x2601,
+ 	0x2621, 0x2621, 0x2641, 0x2641, /* 160 */
+ 	0x2661, 0x2661, 0x2681, 0x2681,
+ 	0x26A1, 0x26A1, 0x26C1, 0x26C1,
+ 	0x26E1, 0x26E1, 0x2701, 0x2701,
+ 	0x2721, 0x2721, 0x2740, 0x2740, /* 176 */
+ 	0x2760, 0x2760, 0x2780, 0x2780,
+ 	0x2780, 0x27A0, 0x27A0, 0x27C0,
+ 	0x27C0, 0x27E0, 0x27E0, 0x27E0,
+ 	0x2800, 0x2800, 0x2820, 0x2820, /* 192 */
+ 	0x2820, 0x2840, 0x2840, 0x2840,
+ 	0x2860, 0x2860, 0x2880, 0x2880,
+ 	0x2880, 0x28A0, 0x28A0, 0x28A0,
+ 	0x28C0, 0x28C0, 0x28C0, 0x28E0, /* 208 */
+ 	0x28E0, 0x28E0, 0x2900, 0x2900,
+ 	0x2900, 0x2920, 0x2920, 0x2920,
+ 	0x2940, 0x2940, 0x2940, 0x2960,
+ 	0x2960, 0x2960, 0x2960, 0x2980, /* 224 */
+ 	0x2980, 0x2980, 0x29A0, 0x29A0,
+ 	0x29A0, 0x29A0, 0x29C0, 0x29C0,
+ 	0x29C0, 0x29E0, 0x29E0, 0x29E0,
+ 	0x29E0, 0x2A00, 0x2A00, 0x2A00, /* 240 */
+ 	0x2A00, 0x2A20, 0x2A20, 0x2A20,
+ 	0x2A20, 0x2A40, 0x2A40, 0x2A40,
+ 	0x2A40, 0x2A60, 0x2A60, 0x2A60,
+};
+
+const u16 bcm43xx_ilt_finefreqg[BCM43xx_ILT_FINEFREQG_SIZE] = {
+	0x0089, 0x02E9, 0x0409, 0x04E9, /* 0 */
+	0x05A9, 0x0669, 0x0709, 0x0789,
+	0x0829, 0x08A9, 0x0929, 0x0989,
+	0x0A09, 0x0A69, 0x0AC9, 0x0B29,
+	0x0BA9, 0x0BE9, 0x0C49, 0x0CA9, /* 16 */
+	0x0D09, 0x0D69, 0x0DA9, 0x0E09,
+	0x0E69, 0x0EA9, 0x0F09, 0x0F49,
+	0x0FA9, 0x0FE9, 0x1029, 0x1089,
+	0x10C9, 0x1109, 0x1169, 0x11A9, /* 32 */
+	0x11E9, 0x1229, 0x1289, 0x12C9,
+	0x1309, 0x1349, 0x1389, 0x13C9,
+	0x1409, 0x1449, 0x14A9, 0x14E9,
+	0x1529, 0x1569, 0x15A9, 0x15E9, /* 48 */
+	0x1629, 0x1669, 0x16A9, 0x16E8,
+	0x1728, 0x1768, 0x17A8, 0x17E8,
+	0x1828, 0x1868, 0x18A8, 0x18E8,
+	0x1928, 0x1968, 0x19A8, 0x19E8, /* 64 */
+	0x1A28, 0x1A68, 0x1AA8, 0x1AE8,
+	0x1B28, 0x1B68, 0x1BA8, 0x1BE8,
+	0x1C28, 0x1C68, 0x1CA8, 0x1CE8,
+	0x1D28, 0x1D68, 0x1DC8, 0x1E08, /* 80 */
+	0x1E48, 0x1E88, 0x1EC8, 0x1F08,
+	0x1F48, 0x1F88, 0x1FE8, 0x2028,
+	0x2068, 0x20A8, 0x2108, 0x2148,
+	0x2188, 0x21C8, 0x2228, 0x2268, /* 96 */
+	0x22C8, 0x2308, 0x2348, 0x23A8,
+	0x23E8, 0x2448, 0x24A8, 0x24E8,
+	0x2548, 0x25A8, 0x2608, 0x2668,
+	0x26C8, 0x2728, 0x2787, 0x27E7, /* 112 */
+	0x2847, 0x28C7, 0x2947, 0x29A7,
+	0x2A27, 0x2AC7, 0x2B47, 0x2BE7,
+	0x2CA7, 0x2D67, 0x2E47, 0x2F67,
+	0x3247, 0x3526, 0x3646, 0x3726, /* 128 */
+	0x3806, 0x38A6, 0x3946, 0x39E6,
+	0x3A66, 0x3AE6, 0x3B66, 0x3BC6,
+	0x3C45, 0x3CA5, 0x3D05, 0x3D85,
+	0x3DE5, 0x3E45, 0x3EA5, 0x3EE5, /* 144 */
+	0x3F45, 0x3FA5, 0x4005, 0x4045,
+	0x40A5, 0x40E5, 0x4145, 0x4185,
+	0x41E5, 0x4225, 0x4265, 0x42C5,
+	0x4305, 0x4345, 0x43A5, 0x43E5, /* 160 */
+	0x4424, 0x4464, 0x44C4, 0x4504,
+	0x4544, 0x4584, 0x45C4, 0x4604,
+	0x4644, 0x46A4, 0x46E4, 0x4724,
+	0x4764, 0x47A4, 0x47E4, 0x4824, /* 176 */
+	0x4864, 0x48A4, 0x48E4, 0x4924,
+	0x4964, 0x49A4, 0x49E4, 0x4A24,
+	0x4A64, 0x4AA4, 0x4AE4, 0x4B23,
+	0x4B63, 0x4BA3, 0x4BE3, 0x4C23, /* 192 */
+	0x4C63, 0x4CA3, 0x4CE3, 0x4D23,
+	0x4D63, 0x4DA3, 0x4DE3, 0x4E23,
+	0x4E63, 0x4EA3, 0x4EE3, 0x4F23,
+	0x4F63, 0x4FC3, 0x5003, 0x5043, /* 208 */
+	0x5083, 0x50C3, 0x5103, 0x5143,
+	0x5183, 0x51E2, 0x5222, 0x5262,
+	0x52A2, 0x52E2, 0x5342, 0x5382,
+	0x53C2, 0x5402, 0x5462, 0x54A2, /* 224 */
+	0x5502, 0x5542, 0x55A2, 0x55E2,
+	0x5642, 0x5682, 0x56E2, 0x5722,
+	0x5782, 0x57E1, 0x5841, 0x58A1,
+	0x5901, 0x5961, 0x59C1, 0x5A21, /* 240 */
+	0x5AA1, 0x5B01, 0x5B81, 0x5BE1,
+	0x5C61, 0x5D01, 0x5D80, 0x5E20,
+	0x5EE0, 0x5FA0, 0x6080, 0x61C0,
+};
+
+const u16 bcm43xx_ilt_noisea2[BCM43xx_ILT_NOISEA2_SIZE] = {
+	0x0001, 0x0001, 0x0001, 0xFFFE,
+	0xFFFE, 0x3FFF, 0x1000, 0x0393,
+};
+
+const u16 bcm43xx_ilt_noisea3[BCM43xx_ILT_NOISEA3_SIZE] = {
+	0x4C4C, 0x4C4C, 0x4C4C, 0x2D36,
+	0x4C4C, 0x4C4C, 0x4C4C, 0x2D36,
+};
+
+const u16 bcm43xx_ilt_noiseg1[BCM43xx_ILT_NOISEG1_SIZE] = {
+	0x013C, 0x01F5, 0x031A, 0x0631,
+	0x0001, 0x0001, 0x0001, 0x0001,
+};
+
+const u16 bcm43xx_ilt_noiseg2[BCM43xx_ILT_NOISEG2_SIZE] = {
+	0x5484, 0x3C40, 0x0000, 0x0000,
+	0x0000, 0x0000, 0x0000, 0x0000,
+};
+
+const u16 bcm43xx_ilt_noisescaleg1[BCM43xx_ILT_NOISESCALEG_SIZE] = {
+	0x6C77, 0x5162, 0x3B40, 0x3335, /* 0 */
+	0x2F2D, 0x2A2A, 0x2527, 0x1F21,
+	0x1A1D, 0x1719, 0x1616, 0x1414,
+	0x1414, 0x1400, 0x1414, 0x1614,
+	0x1716, 0x1A19, 0x1F1D, 0x2521, /* 16 */
+	0x2A27, 0x2F2A, 0x332D, 0x3B35,
+	0x5140, 0x6C62, 0x0077,
+};
+
+const u16 bcm43xx_ilt_noisescaleg2[BCM43xx_ILT_NOISESCALEG_SIZE] = {
+	0xD8DD, 0xCBD4, 0xBCC0, 0XB6B7, /* 0 */
+	0xB2B0, 0xADAD, 0xA7A9, 0x9FA1,
+	0x969B, 0x9195, 0x8F8F, 0x8A8A,
+	0x8A8A, 0x8A00, 0x8A8A, 0x8F8A,
+	0x918F, 0x9695, 0x9F9B, 0xA7A1, /* 16 */
+	0xADA9, 0xB2AD, 0xB6B0, 0xBCB7,
+	0xCBC0, 0xD8D4, 0x00DD,
+};
+
+const u16 bcm43xx_ilt_noisescaleg3[BCM43xx_ILT_NOISESCALEG_SIZE] = {
+	0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, /* 0 */
+	0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4,
+	0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4,
+	0xA4A4, 0xA400, 0xA4A4, 0xA4A4,
+	0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4, /* 16 */
+	0xA4A4, 0xA4A4, 0xA4A4, 0xA4A4,
+	0xA4A4, 0xA4A4, 0x00A4,
+};
+
+const u16 bcm43xx_ilt_sigmasqr1[BCM43xx_ILT_SIGMASQR_SIZE] = {
+	0x007A, 0x0075, 0x0071, 0x006C, /* 0 */
+	0x0067, 0x0063, 0x005E, 0x0059,
+	0x0054, 0x0050, 0x004B, 0x0046,
+	0x0042, 0x003D, 0x003D, 0x003D,
+	0x003D, 0x003D, 0x003D, 0x003D, /* 16 */
+	0x003D, 0x003D, 0x003D, 0x003D,
+	0x003D, 0x003D, 0x0000, 0x003D,
+	0x003D, 0x003D, 0x003D, 0x003D,
+	0x003D, 0x003D, 0x003D, 0x003D, /* 32 */
+	0x003D, 0x003D, 0x003D, 0x003D,
+	0x0042, 0x0046, 0x004B, 0x0050,
+	0x0054, 0x0059, 0x005E, 0x0063,
+	0x0067, 0x006C, 0x0071, 0x0075, /* 48 */
+	0x007A,
+};
+
+const u16 bcm43xx_ilt_sigmasqr2[BCM43xx_ILT_SIGMASQR_SIZE] = {
+	0x00DE, 0x00DC, 0x00DA, 0x00D8, /* 0 */
+	0x00D6, 0x00D4, 0x00D2, 0x00CF,
+	0x00CD, 0x00CA, 0x00C7, 0x00C4,
+	0x00C1, 0x00BE, 0x00BE, 0x00BE,
+	0x00BE, 0x00BE, 0x00BE, 0x00BE, /* 16 */
+	0x00BE, 0x00BE, 0x00BE, 0x00BE,
+	0x00BE, 0x00BE, 0x0000, 0x00BE,
+	0x00BE, 0x00BE, 0x00BE, 0x00BE,
+	0x00BE, 0x00BE, 0x00BE, 0x00BE, /* 32 */
+	0x00BE, 0x00BE, 0x00BE, 0x00BE,
+	0x00C1, 0x00C4, 0x00C7, 0x00CA,
+	0x00CD, 0x00CF, 0x00D2, 0x00D4,
+	0x00D6, 0x00D8, 0x00DA, 0x00DC, /* 48 */
+	0x00DE,
+};
+
+/**** Helper functions to access the device Internal Lookup Tables ****/
+
+void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
+{
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset);
+		mmiowb();
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, val);
+	} else {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_CTRL, offset);
+		mmiowb();
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_DATA1, val);
+	}
+}
+
+u16 bcm43xx_ilt_read(struct bcm43xx_private *bcm, u16 offset)
+{
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset);
+		return bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_A_DATA1);
+	} else {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_CTRL, offset);
+		return bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_G_DATA1);
+	}
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_ilt.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,32 @@
+#ifndef BCM43xx_ILT_H_
+#define BCM43xx_ILT_H_
+
+#define BCM43xx_ILT_ROTOR_SIZE		53
+extern const u32 bcm43xx_ilt_rotor[BCM43xx_ILT_ROTOR_SIZE];
+#define BCM43xx_ILT_RETARD_SIZE		53
+extern const u32 bcm43xx_ilt_retard[BCM43xx_ILT_RETARD_SIZE];
+#define BCM43xx_ILT_FINEFREQA_SIZE	256
+extern const u16 bcm43xx_ilt_finefreqa[BCM43xx_ILT_FINEFREQA_SIZE];
+#define BCM43xx_ILT_FINEFREQG_SIZE	256
+extern const u16 bcm43xx_ilt_finefreqg[BCM43xx_ILT_FINEFREQG_SIZE];
+#define BCM43xx_ILT_NOISEA2_SIZE	8
+extern const u16 bcm43xx_ilt_noisea2[BCM43xx_ILT_NOISEA2_SIZE];
+#define BCM43xx_ILT_NOISEA3_SIZE	8
+extern const u16 bcm43xx_ilt_noisea3[BCM43xx_ILT_NOISEA3_SIZE];
+#define BCM43xx_ILT_NOISEG1_SIZE	8
+extern const u16 bcm43xx_ilt_noiseg1[BCM43xx_ILT_NOISEG1_SIZE];
+#define BCM43xx_ILT_NOISEG2_SIZE	8
+extern const u16 bcm43xx_ilt_noiseg2[BCM43xx_ILT_NOISEG2_SIZE];
+#define BCM43xx_ILT_NOISESCALEG_SIZE	27
+extern const u16 bcm43xx_ilt_noisescaleg1[BCM43xx_ILT_NOISESCALEG_SIZE];
+extern const u16 bcm43xx_ilt_noisescaleg2[BCM43xx_ILT_NOISESCALEG_SIZE];
+extern const u16 bcm43xx_ilt_noisescaleg3[BCM43xx_ILT_NOISESCALEG_SIZE];
+#define BCM43xx_ILT_SIGMASQR_SIZE	53
+extern const u16 bcm43xx_ilt_sigmasqr1[BCM43xx_ILT_SIGMASQR_SIZE];
+extern const u16 bcm43xx_ilt_sigmasqr2[BCM43xx_ILT_SIGMASQR_SIZE];
+
+
+void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val);
+u16 bcm43xx_ilt_read(struct bcm43xx_private *bcm, u16 offset);
+
+#endif /* BCM43xx_ILT_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,293 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx_leds.h"
+#include "bcm43xx.h"
+
+#include <asm/bitops.h>
+
+
+static void bcm43xx_led_changestate(struct bcm43xx_led *led)
+{
+	struct bcm43xx_private *bcm = led->bcm;
+	const int index = bcm43xx_led_index(led);
+	const u16 mask = (1 << index);
+	u16 ledctl;
+
+	assert(index >= 0 && index < BCM43xx_NR_LEDS);
+	assert(led->blink_interval);
+	ledctl = bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_CONTROL);
+	ledctl = (ledctl & mask) ? (ledctl & ~mask) : (ledctl | mask);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_CONTROL, ledctl);
+}
+
+static void bcm43xx_led_blink(unsigned long d)
+{
+	struct bcm43xx_led *led = (struct bcm43xx_led *)d;
+	struct bcm43xx_private *bcm = led->bcm;
+	unsigned long flags;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	if (led->blink_interval) {
+		bcm43xx_led_changestate(led);
+		mod_timer(&led->blink_timer, jiffies + led->blink_interval);
+	}
+	bcm43xx_unlock_mmio(bcm, flags);
+}
+
+static void bcm43xx_led_blink_start(struct bcm43xx_led *led,
+				    unsigned long interval)
+{
+	if (led->blink_interval)
+		return;
+	led->blink_interval = interval;
+	bcm43xx_led_changestate(led);
+	led->blink_timer.expires = jiffies + interval;
+	add_timer(&led->blink_timer);
+}
+
+static void bcm43xx_led_blink_stop(struct bcm43xx_led *led, int sync)
+{
+	struct bcm43xx_private *bcm = led->bcm;
+	const int index = bcm43xx_led_index(led);
+	u16 ledctl;
+
+	if (!led->blink_interval)
+		return;
+	if (unlikely(sync))
+		del_timer_sync(&led->blink_timer);
+	else
+		del_timer(&led->blink_timer);
+	led->blink_interval = 0;
+
+	/* Make sure the LED is turned off. */
+	assert(index >= 0 && index < BCM43xx_NR_LEDS);
+	ledctl = bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_CONTROL);
+	if (led->activelow)
+		ledctl |= (1 << index);
+	else
+		ledctl &= ~(1 << index);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_CONTROL, ledctl);
+}
+
+static void bcm43xx_led_init_hardcoded(struct bcm43xx_private *bcm,
+				       struct bcm43xx_led *led,
+				       int led_index)
+{
+	/* This function is called, if the behaviour (and activelow)
+	 * information for a LED is missing in the SPROM.
+	 * We hardcode the behaviour values for various devices here.
+	 * Note that the BCM43xx_LED_TEST_XXX behaviour values can
+	 * be used to figure out which led is mapped to which index.
+	 */
+
+	switch (led_index) {
+	case 0:
+		led->behaviour = BCM43xx_LED_ACTIVITY;
+		if (bcm->board_vendor == PCI_VENDOR_ID_COMPAQ)
+			led->behaviour = BCM43xx_LED_RADIO_ALL;
+		break;
+	case 1:
+		led->behaviour = BCM43xx_LED_RADIO_B;
+		if (bcm->board_vendor == PCI_VENDOR_ID_ASUSTEK)
+			led->behaviour = BCM43xx_LED_ASSOC;
+		break;
+	case 2:
+		led->behaviour = BCM43xx_LED_RADIO_A;
+		break;
+	case 3:
+		led->behaviour = BCM43xx_LED_OFF;
+		break;
+	default:
+		assert(0);
+	}
+}
+
+int bcm43xx_leds_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_led *led;
+	u8 sprom[4];
+	int i;
+
+	sprom[0] = bcm->sprom.wl0gpio0;
+	sprom[1] = bcm->sprom.wl0gpio1;
+	sprom[2] = bcm->sprom.wl0gpio2;
+	sprom[3] = bcm->sprom.wl0gpio3;
+
+	for (i = 0; i < BCM43xx_NR_LEDS; i++) {
+		led = &(bcm->leds[i]);
+		led->bcm = bcm;
+		setup_timer(&led->blink_timer,
+			    bcm43xx_led_blink,
+			    (unsigned long)led);
+
+		if (sprom[i] == 0xFF) {
+			bcm43xx_led_init_hardcoded(bcm, led, i);
+		} else {
+			led->behaviour = sprom[i] & BCM43xx_LED_BEHAVIOUR;
+			led->activelow = !!(sprom[i] & BCM43xx_LED_ACTIVELOW);
+		}
+	}
+
+	return 0;
+}
+
+void bcm43xx_leds_exit(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_led *led;
+	int i;
+
+	for (i = 0; i < BCM43xx_NR_LEDS; i++) {
+		led = &(bcm->leds[i]);
+		bcm43xx_led_blink_stop(led, 1);
+	}
+	bcm43xx_leds_switch_all(bcm, 0);
+}
+
+void bcm43xx_leds_update(struct bcm43xx_private *bcm, int activity)
+{
+	struct bcm43xx_led *led;
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	const int transferring = (jiffies - bcm->stats.last_tx) < BCM43xx_LED_XFER_THRES;
+	int i, turn_on;
+	unsigned long interval = 0;
+	u16 ledctl;
+
+	ledctl = bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_CONTROL);
+	for (i = 0; i < BCM43xx_NR_LEDS; i++) {
+		led = &(bcm->leds[i]);
+
+		turn_on = 0;
+		switch (led->behaviour) {
+		case BCM43xx_LED_INACTIVE:
+			continue;
+		case BCM43xx_LED_OFF:
+			break;
+		case BCM43xx_LED_ON:
+			turn_on = 1;
+			break;
+		case BCM43xx_LED_ACTIVITY:
+			turn_on = activity;
+			break;
+		case BCM43xx_LED_RADIO_ALL:
+			turn_on = radio->enabled;
+			break;
+		case BCM43xx_LED_RADIO_A:
+			turn_on = (radio->enabled && phy->type == BCM43xx_PHYTYPE_A);
+			break;
+		case BCM43xx_LED_RADIO_B:
+			turn_on = (radio->enabled &&
+				   (phy->type == BCM43xx_PHYTYPE_B ||
+				    phy->type == BCM43xx_PHYTYPE_G));
+			break;
+		case BCM43xx_LED_MODE_BG:
+			if (phy->type == BCM43xx_PHYTYPE_G &&
+			    1/*FIXME: using G rates.*/)
+				turn_on = 1;
+			break;
+		case BCM43xx_LED_TRANSFER:
+			if (transferring)
+				bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_MEDIUM);
+			else
+				bcm43xx_led_blink_stop(led, 0);
+			continue;
+		case BCM43xx_LED_APTRANSFER:
+			if (bcm->iw_mode == IW_MODE_MASTER) {
+				if (transferring) {
+					interval = BCM43xx_LEDBLINK_FAST;
+					turn_on = 1;
+				}
+			} else {
+				turn_on = 1;
+				if (0/*TODO: not assoc*/)
+					interval = BCM43xx_LEDBLINK_SLOW;
+				else if (transferring)
+					interval = BCM43xx_LEDBLINK_FAST;
+				else
+					turn_on = 0;
+			}
+			if (turn_on)
+				bcm43xx_led_blink_start(led, interval);
+			else
+				bcm43xx_led_blink_stop(led, 0);
+			continue;
+		case BCM43xx_LED_WEIRD:
+			//TODO
+			break;
+		case BCM43xx_LED_ASSOC:
+			if (1/*bcm->softmac->associated*/)
+				turn_on = 1;
+			break;
+#ifdef CONFIG_BCM43XX_DEBUG
+		case BCM43xx_LED_TEST_BLINKSLOW:
+			bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_SLOW);
+			continue;
+		case BCM43xx_LED_TEST_BLINKMEDIUM:
+			bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_MEDIUM);
+			continue;
+		case BCM43xx_LED_TEST_BLINKFAST:
+			bcm43xx_led_blink_start(led, BCM43xx_LEDBLINK_FAST);
+			continue;
+#endif /* CONFIG_BCM43XX_DEBUG */
+		default:
+			assert(0);
+		};
+
+		if (led->activelow)
+			turn_on = !turn_on;
+		if (turn_on)
+			ledctl |= (1 << i);
+		else
+			ledctl &= ~(1 << i);
+	}
+	bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_CONTROL, ledctl);
+}
+
+void bcm43xx_leds_switch_all(struct bcm43xx_private *bcm, int on)
+{
+	struct bcm43xx_led *led;
+	u16 ledctl;
+	int i;
+	int bit_on;
+
+	ledctl = bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_CONTROL);
+	for (i = 0; i < BCM43xx_NR_LEDS; i++) {
+		led = &(bcm->leds[i]);
+		if (led->behaviour == BCM43xx_LED_INACTIVE)
+			continue;
+		if (on)
+			bit_on = led->activelow ? 0 : 1;
+		else
+			bit_on = led->activelow ? 1 : 0;
+		if (bit_on)
+			ledctl |= (1 << i);
+		else
+			ledctl &= ~(1 << i);
+	}
+	bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_CONTROL, ledctl);
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_leds.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,56 @@
+#ifndef BCM43xx_LEDS_H_
+#define BCM43xx_LEDS_H_
+
+#include <linux/types.h>
+#include <linux/timer.h>
+
+
+struct bcm43xx_led {
+	u8 behaviour:7;
+	u8 activelow:1;
+
+	struct bcm43xx_private *bcm;
+	struct timer_list blink_timer;
+	unsigned long blink_interval;
+};
+#define bcm43xx_led_index(led)	((int)((led) - (led)->bcm->leds))
+
+/* Delay between state changes when blinking in jiffies */
+#define BCM43xx_LEDBLINK_SLOW		(HZ / 1)
+#define BCM43xx_LEDBLINK_MEDIUM		(HZ / 4)
+#define BCM43xx_LEDBLINK_FAST		(HZ / 8)
+
+#define BCM43xx_LED_XFER_THRES		(HZ / 100)
+
+#define BCM43xx_LED_BEHAVIOUR		0x7F
+#define BCM43xx_LED_ACTIVELOW		0x80
+enum { /* LED behaviour values */
+	BCM43xx_LED_OFF,
+	BCM43xx_LED_ON,
+	BCM43xx_LED_ACTIVITY,
+	BCM43xx_LED_RADIO_ALL,
+	BCM43xx_LED_RADIO_A,
+	BCM43xx_LED_RADIO_B,
+	BCM43xx_LED_MODE_BG,
+	BCM43xx_LED_TRANSFER,
+	BCM43xx_LED_APTRANSFER,
+	BCM43xx_LED_WEIRD,//FIXME
+	BCM43xx_LED_ASSOC,
+	BCM43xx_LED_INACTIVE,
+
+	/* Behaviour values for testing.
+	 * With these values it is easier to figure out
+	 * the real behaviour of leds, in case the SPROM
+	 * is missing information.
+	 */
+	BCM43xx_LED_TEST_BLINKSLOW,
+	BCM43xx_LED_TEST_BLINKMEDIUM,
+	BCM43xx_LED_TEST_BLINKFAST,
+};
+
+int bcm43xx_leds_init(struct bcm43xx_private *bcm);
+void bcm43xx_leds_exit(struct bcm43xx_private *bcm);
+void bcm43xx_leds_update(struct bcm43xx_private *bcm, int activity);
+void bcm43xx_leds_switch_all(struct bcm43xx_private *bcm, int on);
+
+#endif /* BCM43xx_LEDS_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,4491 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
+  Copyright (c) 2005 Stefano Brivio <st3@riseup.net>
+  Copyright (c) 2005, 2006 Michael Buesch <mbuesch@freenet.de>
+  Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
+  Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/moduleparam.h>
+#include <linux/if_arp.h>
+#include <linux/etherdevice.h>
+#include <linux/version.h>
+#include <linux/firmware.h>
+#include <linux/wireless.h>
+#include <linux/workqueue.h>
+#include <linux/skbuff.h>
+#include <linux/dma-mapping.h>
+#include <net/iw_handler.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_debugfs.h"
+#include "bcm43xx_radio.h"
+#include "bcm43xx_phy.h"
+#include "bcm43xx_dma.h"
+#include "bcm43xx_pio.h"
+#include "bcm43xx_power.h"
+#include "bcm43xx_sysfs.h"
+#include "bcm43xx_ethtool.h"
+#include "bcm43xx_xmit.h"
+
+
+MODULE_DESCRIPTION("Broadcom BCM43xx wireless driver");
+MODULE_AUTHOR("Martin Langer");
+MODULE_AUTHOR("Stefano Brivio");
+MODULE_AUTHOR("Michael Buesch");
+MODULE_LICENSE("GPL");
+
+#ifdef CONFIG_BCM947XX
+extern char *nvram_get(char *name);
+#endif
+
+#if defined(CONFIG_BCM43XX_D80211_DMA) && defined(CONFIG_BCM43XX_D80211_PIO)
+static int modparam_pio;
+module_param_named(pio, modparam_pio, int, 0444);
+MODULE_PARM_DESC(pio, "enable(1) / disable(0) PIO mode");
+#elif defined(CONFIG_BCM43XX_D80211_DMA)
+# define modparam_pio	0
+#elif defined(CONFIG_BCM43XX_D80211_PIO)
+# define modparam_pio	1
+#endif
+
+static int modparam_bad_frames_preempt;
+module_param_named(bad_frames_preempt, modparam_bad_frames_preempt, int, 0444);
+MODULE_PARM_DESC(bad_frames_preempt, "enable(1) / disable(0) Bad Frames Preemption");
+
+static int modparam_short_retry = BCM43xx_DEFAULT_SHORT_RETRY_LIMIT;
+module_param_named(short_retry, modparam_short_retry, int, 0444);
+MODULE_PARM_DESC(short_retry, "Short-Retry-Limit (0 - 15)");
+
+static int modparam_long_retry = BCM43xx_DEFAULT_LONG_RETRY_LIMIT;
+module_param_named(long_retry, modparam_long_retry, int, 0444);
+MODULE_PARM_DESC(long_retry, "Long-Retry-Limit (0 - 15)");
+
+static int modparam_noleds;
+module_param_named(noleds, modparam_noleds, int, 0444);
+MODULE_PARM_DESC(noleds, "Turn off all LED activity");
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+static char modparam_fwpostfix[64];
+module_param_string(fwpostfix, modparam_fwpostfix, 64, 0444);
+MODULE_PARM_DESC(fwpostfix, "Postfix for .fw files. Useful for debugging.");
+#else
+# define modparam_fwpostfix  ""
+#endif /* CONFIG_BCM43XX_D80211_DEBUG*/
+
+
+/* If you want to debug with just a single device, enable this,
+ * where the string is the pci device ID (as given by the kernel's
+ * pci_name function) of the device to be used.
+ */
+//#define DEBUG_SINGLE_DEVICE_ONLY	"0001:11:00.0"
+
+/* If you want to enable printing of each MMIO access, enable this. */
+//#define DEBUG_ENABLE_MMIO_PRINT
+
+/* If you want to enable printing of MMIO access within
+ * ucode/pcm upload, initvals write, enable this.
+ */
+//#define DEBUG_ENABLE_UCODE_MMIO_PRINT
+
+/* If you want to enable printing of PCI Config Space access, enable this */
+//#define DEBUG_ENABLE_PCILOG
+
+
+/* Detailed list maintained at:
+ * http://openfacts.berlios.de/index-en.phtml?title=Bcm43xxDevices
+ */
+static struct pci_device_id bcm43xx_pci_tbl[] = {
+	/* Broadcom 4303 802.11b */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4301, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 4307 802.11b */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4307, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 4318 802.11b/g */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4318, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 4306 802.11b/g */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4320, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 4306 802.11a */
+//	{ PCI_VENDOR_ID_BROADCOM, 0x4321, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 4309 802.11a/b/g */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4324, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	/* Broadcom 43XG 802.11b/g */
+	{ PCI_VENDOR_ID_BROADCOM, 0x4325, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+#ifdef CONFIG_BCM947XX
+	/* SB bus on BCM947xx */
+	{ PCI_VENDOR_ID_BROADCOM, 0x0800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+#endif
+	{ 0 },
+};
+MODULE_DEVICE_TABLE(pci, bcm43xx_pci_tbl);
+
+
+static void bcm43xx_ram_write(struct bcm43xx_private *bcm, u16 offset, u32 val)
+{
+	u32 status;
+
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	if (!(status & BCM43xx_SBF_XFER_REG_BYTESWAP))
+		val = swab32(val);
+
+	bcm43xx_write32(bcm, BCM43xx_MMIO_RAM_CONTROL, offset);
+	mmiowb();
+	bcm43xx_write32(bcm, BCM43xx_MMIO_RAM_DATA, val);
+}
+
+static inline
+void bcm43xx_shm_control_word(struct bcm43xx_private *bcm,
+			      u16 routing, u16 offset)
+{
+	u32 control;
+
+	/* "offset" is the WORD offset. */
+
+	control = routing;
+	control <<= 16;
+	control |= offset;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_CONTROL, control);
+}
+
+u32 bcm43xx_shm_read32(struct bcm43xx_private *bcm,
+		       u16 routing, u16 offset)
+{
+	u32 ret;
+
+	if (routing == BCM43xx_SHM_SHARED) {
+		if (offset & 0x0003) {
+			/* Unaligned access */
+			bcm43xx_shm_control_word(bcm, routing, offset >> 2);
+			ret = bcm43xx_read16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED);
+			ret <<= 16;
+			bcm43xx_shm_control_word(bcm, routing, (offset >> 2) + 1);
+			ret |= bcm43xx_read16(bcm, BCM43xx_MMIO_SHM_DATA);
+
+			return ret;
+		}
+		offset >>= 2;
+	}
+	bcm43xx_shm_control_word(bcm, routing, offset);
+	ret = bcm43xx_read32(bcm, BCM43xx_MMIO_SHM_DATA);
+
+	return ret;
+}
+
+u16 bcm43xx_shm_read16(struct bcm43xx_private *bcm,
+		       u16 routing, u16 offset)
+{
+	u16 ret;
+
+	if (routing == BCM43xx_SHM_SHARED) {
+		if (offset & 0x0003) {
+			/* Unaligned access */
+			bcm43xx_shm_control_word(bcm, routing, offset >> 2);
+			ret = bcm43xx_read16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED);
+
+			return ret;
+		}
+		offset >>= 2;
+	}
+	bcm43xx_shm_control_word(bcm, routing, offset);
+	ret = bcm43xx_read16(bcm, BCM43xx_MMIO_SHM_DATA);
+
+	return ret;
+}
+
+void bcm43xx_shm_write32(struct bcm43xx_private *bcm,
+			 u16 routing, u16 offset,
+			 u32 value)
+{
+	if (routing == BCM43xx_SHM_SHARED) {
+		if (offset & 0x0003) {
+			/* Unaligned access */
+			bcm43xx_shm_control_word(bcm, routing, offset >> 2);
+			mmiowb();
+			bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED,
+					(value >> 16) & 0xffff);
+			mmiowb();
+			bcm43xx_shm_control_word(bcm, routing, (offset >> 2) + 1);
+			mmiowb();
+			bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA,
+					value & 0xffff);
+			return;
+		}
+		offset >>= 2;
+	}
+	bcm43xx_shm_control_word(bcm, routing, offset);
+	mmiowb();
+	bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_DATA, value);
+}
+
+void bcm43xx_shm_write16(struct bcm43xx_private *bcm,
+			 u16 routing, u16 offset,
+			 u16 value)
+{
+	if (routing == BCM43xx_SHM_SHARED) {
+		if (offset & 0x0003) {
+			/* Unaligned access */
+			bcm43xx_shm_control_word(bcm, routing, offset >> 2);
+			mmiowb();
+			bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED,
+					value);
+			return;
+		}
+		offset >>= 2;
+	}
+	bcm43xx_shm_control_word(bcm, routing, offset);
+	mmiowb();
+	bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA, value);
+}
+
+void bcm43xx_tsf_read(struct bcm43xx_private *bcm, u64 *tsf)
+{
+	/* We need to be careful. As we read the TSF from multiple
+	 * registers, we should take care of register overflows.
+	 * In theory, the whole tsf read process should be atomic.
+	 * We try to be atomic here, by restaring the read process,
+	 * if any of the high registers changed (overflew).
+	 */
+	if (bcm->current_core->rev >= 3) {
+		u32 low, high, high2;
+
+		do {
+			high = bcm43xx_read32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_HIGH);
+			low = bcm43xx_read32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_LOW);
+			high2 = bcm43xx_read32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_HIGH);
+		} while (unlikely(high != high2));
+
+		*tsf = high;
+		*tsf <<= 32;
+		*tsf |= low;
+	} else {
+		u64 tmp;
+		u16 v0, v1, v2, v3;
+		u16 test1, test2, test3;
+
+		do {
+			v3 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_3);
+			v2 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_2);
+			v1 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_1);
+			v0 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_0);
+
+			test3 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_3);
+			test2 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_2);
+			test1 = bcm43xx_read16(bcm, BCM43xx_MMIO_TSF_1);
+		} while (v3 != test3 || v2 != test2 || v1 != test1);
+
+		*tsf = v3;
+		*tsf <<= 48;
+		tmp = v2;
+		tmp <<= 32;
+		*tsf |= tmp;
+		tmp = v1;
+		tmp <<= 16;
+		*tsf |= tmp;
+		*tsf |= v0;
+	}
+}
+
+void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf)
+{
+	u32 status;
+
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	status |= BCM43xx_SBF_TIME_UPDATE;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+	mmiowb();
+
+	/* Be careful with the in-progress timer.
+	 * First zero out the low register, so we have a full
+	 * register-overflow duration to complete the operation.
+	 */
+	if (bcm->current_core->rev >= 3) {
+		u32 lo = (tsf & 0x00000000FFFFFFFFULL);
+		u32 hi = (tsf & 0xFFFFFFFF00000000ULL) >> 32;
+
+		bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_LOW, 0);
+		mmiowb();
+		bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_HIGH, hi);
+		mmiowb();
+		bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_LOW, lo);
+	} else {
+		u16 v0 = (tsf & 0x000000000000FFFFULL);
+		u16 v1 = (tsf & 0x00000000FFFF0000ULL) >> 16;
+		u16 v2 = (tsf & 0x0000FFFF00000000ULL) >> 32;
+		u16 v3 = (tsf & 0xFFFF000000000000ULL) >> 48;
+
+		bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_0, 0);
+		mmiowb();
+		bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_3, v3);
+		mmiowb();
+		bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_2, v2);
+		mmiowb();
+		bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_1, v1);
+		mmiowb();
+		bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_0, v0);
+	}
+
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	status &= ~BCM43xx_SBF_TIME_UPDATE;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+}
+
+static
+void bcm43xx_macfilter_set(struct bcm43xx_private *bcm,
+			   u16 offset,
+			   const u8 *mac)
+{
+	u16 data;
+
+	offset |= 0x0020;
+	bcm43xx_write16(bcm, BCM43xx_MMIO_MACFILTER_CONTROL, offset);
+
+	data = mac[0];
+	data |= mac[1] << 8;
+	bcm43xx_write16(bcm, BCM43xx_MMIO_MACFILTER_DATA, data);
+	data = mac[2];
+	data |= mac[3] << 8;
+	bcm43xx_write16(bcm, BCM43xx_MMIO_MACFILTER_DATA, data);
+	data = mac[4];
+	data |= mac[5] << 8;
+	bcm43xx_write16(bcm, BCM43xx_MMIO_MACFILTER_DATA, data);
+}
+
+static void bcm43xx_macfilter_clear(struct bcm43xx_private *bcm,
+				    u16 offset)
+{
+	const u8 zero_addr[ETH_ALEN] = { 0 };
+
+	bcm43xx_macfilter_set(bcm, offset, zero_addr);
+}
+
+static void bcm43xx_write_mac_bssid_templates(struct bcm43xx_private *bcm)
+{
+	const u8 *mac = (const u8 *)(bcm->net_dev->dev_addr);
+	const u8 *bssid = bcm->bssid;
+	u8 mac_bssid[ETH_ALEN * 2];
+	int i;
+
+	memcpy(mac_bssid, mac, ETH_ALEN);
+	memcpy(mac_bssid + ETH_ALEN, bssid, ETH_ALEN);
+
+	/* Write our MAC address and BSSID to template ram */
+	for (i = 0; i < ARRAY_SIZE(mac_bssid); i += sizeof(u32))
+		bcm43xx_ram_write(bcm, 0x20 + i, *((u32 *)(mac_bssid + i)));
+	for (i = 0; i < ARRAY_SIZE(mac_bssid); i += sizeof(u32))
+		bcm43xx_ram_write(bcm, 0x78 + i, *((u32 *)(mac_bssid + i)));
+	for (i = 0; i < ARRAY_SIZE(mac_bssid); i += sizeof(u32))
+		bcm43xx_ram_write(bcm, 0x478 + i, *((u32 *)(mac_bssid + i)));
+}
+
+static void bcm43xx_set_slot_time(struct bcm43xx_private *bcm, u16 slot_time)
+{
+	/* slot_time is in usec. */
+	if (bcm43xx_current_phy(bcm)->type != BCM43xx_PHYTYPE_G)
+		return;
+	bcm43xx_write16(bcm, 0x684, 510 + slot_time);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0010, slot_time);
+}
+
+static void bcm43xx_short_slot_timing_enable(struct bcm43xx_private *bcm)
+{
+	bcm43xx_set_slot_time(bcm, 9);
+	bcm->short_slot = 1;
+}
+
+static void bcm43xx_short_slot_timing_disable(struct bcm43xx_private *bcm)
+{
+	bcm43xx_set_slot_time(bcm, 20);
+	bcm->short_slot = 0;
+}
+
+/* FIXME: To get the MAC-filter working, we need to implement the
+ *        following functions (and rename them :)
+ */
+#if 0
+static void bcm43xx_disassociate(struct bcm43xx_private *bcm)
+{
+	bcm43xx_mac_suspend(bcm);
+	bcm43xx_macfilter_clear(bcm, BCM43xx_MACFILTER_ASSOC);
+
+	bcm43xx_ram_write(bcm, 0x0026, 0x0000);
+	bcm43xx_ram_write(bcm, 0x0028, 0x0000);
+	bcm43xx_ram_write(bcm, 0x007E, 0x0000);
+	bcm43xx_ram_write(bcm, 0x0080, 0x0000);
+	bcm43xx_ram_write(bcm, 0x047E, 0x0000);
+	bcm43xx_ram_write(bcm, 0x0480, 0x0000);
+
+	if (bcm->current_core->rev < 3) {
+		bcm43xx_write16(bcm, 0x0610, 0x8000);
+		bcm43xx_write16(bcm, 0x060E, 0x0000);
+	} else
+		bcm43xx_write32(bcm, 0x0188, 0x80000000);
+
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0004, 0x000003ff);
+
+#if 0
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G &&
+	    ieee80211_is_ofdm_rate(bcm->softmac->txrates.default_rate))
+		bcm43xx_short_slot_timing_enable(bcm);
+#endif
+
+	bcm43xx_mac_enable(bcm);
+}
+
+static void bcm43xx_associate(struct bcm43xx_private *bcm,
+			      const u8 *mac)
+{
+	bcm43xx_mac_suspend(bcm);
+	bcm43xx_macfilter_set(bcm, BCM43xx_MACFILTER_ASSOC, mac);
+	bcm43xx_write_mac_bssid_templates(bcm);
+	bcm43xx_mac_enable(bcm);
+}
+#endif
+
+/* Enable a Generic IRQ. "mask" is the mask of which IRQs to enable.
+ * Returns the _previously_ enabled IRQ mask.
+ */
+static inline u32 bcm43xx_interrupt_enable(struct bcm43xx_private *bcm, u32 mask)
+{
+	u32 old_mask;
+
+	old_mask = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_MASK);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_MASK, old_mask | mask);
+
+	return old_mask;
+}
+
+/* Disable a Generic IRQ. "mask" is the mask of which IRQs to disable.
+ * Returns the _previously_ enabled IRQ mask.
+ */
+static inline u32 bcm43xx_interrupt_disable(struct bcm43xx_private *bcm, u32 mask)
+{
+	u32 old_mask;
+
+	old_mask = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_MASK);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_MASK, old_mask & ~mask);
+
+	return old_mask;
+}
+
+/* Make sure we don't receive more data from the device. */
+static int bcm43xx_disable_interrupts_sync(struct bcm43xx_private *bcm, u32 *oldstate)
+{
+	u32 old;
+	unsigned long flags;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	if (bcm43xx_is_initializing(bcm) || bcm->shutting_down) {
+		bcm43xx_unlock_mmio(bcm, flags);
+		return -EBUSY;
+	}
+	old = bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+	tasklet_disable(&bcm->isr_tasklet);
+	bcm43xx_unlock_mmio(bcm, flags);
+	if (oldstate)
+		*oldstate = old;
+
+	return 0;
+}
+
+static int bcm43xx_read_radioinfo(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u32 radio_id;
+	u16 manufact;
+	u16 version;
+	u8 revision;
+	s8 i;
+
+	if (bcm->chip_id == 0x4317) {
+		if (bcm->chip_rev == 0x00)
+			radio_id = 0x3205017F;
+		else if (bcm->chip_rev == 0x01)
+			radio_id = 0x4205017F;
+		else
+			radio_id = 0x5205017F;
+	} else {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_CONTROL, BCM43xx_RADIOCTL_ID);
+		radio_id = bcm43xx_read16(bcm, BCM43xx_MMIO_RADIO_DATA_HIGH);
+		radio_id <<= 16;
+		bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_CONTROL, BCM43xx_RADIOCTL_ID);
+		radio_id |= bcm43xx_read16(bcm, BCM43xx_MMIO_RADIO_DATA_LOW);
+	}
+
+	manufact = (radio_id & 0x00000FFF);
+	version = (radio_id & 0x0FFFF000) >> 12;
+	revision = (radio_id & 0xF0000000) >> 28;
+
+	dprintk(KERN_INFO PFX "Detected Radio: ID: %x (Manuf: %x Ver: %x Rev: %x)\n",
+		radio_id, manufact, version, revision);
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		if ((version != 0x2060) || (revision != 1) || (manufact != 0x17f))
+			goto err_unsupported_radio;
+		break;
+	case BCM43xx_PHYTYPE_B:
+		if ((version & 0xFFF0) != 0x2050)
+			goto err_unsupported_radio;
+		break;
+	case BCM43xx_PHYTYPE_G:
+		if (version != 0x2050)
+			goto err_unsupported_radio;
+		break;
+	}
+
+	radio->manufact = manufact;
+	radio->version = version;
+	radio->revision = revision;
+
+	/* Set default attenuation values. */
+	radio->baseband_atten = bcm43xx_default_baseband_attenuation(bcm);
+	radio->radio_atten = bcm43xx_default_radio_attenuation(bcm);
+	radio->txctl1 = bcm43xx_default_txctl1(bcm);
+	radio->txctl2 = 0xFFFF;
+	radio->power_level = ~0;
+
+	/* Initialize the in-memory nrssi Lookup Table. */
+	for (i = 0; i < 64; i++)
+		radio->nrssi_lt[i] = i;
+
+	return 0;
+
+err_unsupported_radio:
+	printk(KERN_ERR PFX "Unsupported Radio connected to the PHY!\n");
+	return -ENODEV;
+}
+
+static inline u8 bcm43xx_crc8(u8 crc, u8 data)
+{
+	static const u8 t[] = {
+		0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
+		0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
+		0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
+		0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
+		0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
+		0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
+		0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
+		0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
+		0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
+		0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
+		0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
+		0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
+		0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
+		0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
+		0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
+		0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
+		0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
+		0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
+		0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
+		0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
+		0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
+		0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
+		0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
+		0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
+		0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
+		0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
+		0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
+		0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
+		0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
+		0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
+		0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
+		0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
+	};
+	return t[crc ^ data];
+}
+
+static u8 bcm43xx_sprom_crc(const u16 *sprom)
+{
+	int word;
+	u8 crc = 0xFF;
+
+	for (word = 0; word < BCM43xx_SPROM_SIZE - 1; word++) {
+		crc = bcm43xx_crc8(crc, sprom[word] & 0x00FF);
+		crc = bcm43xx_crc8(crc, (sprom[word] & 0xFF00) >> 8);
+	}
+	crc = bcm43xx_crc8(crc, sprom[BCM43xx_SPROM_VERSION] & 0x00FF);
+	crc ^= 0xFF;
+
+	return crc;
+}
+
+int bcm43xx_sprom_read(struct bcm43xx_private *bcm, u16 *sprom)
+{
+	int i;
+	u8 crc, expected_crc;
+
+	for (i = 0; i < BCM43xx_SPROM_SIZE; i++)
+		sprom[i] = bcm43xx_read16(bcm, BCM43xx_SPROM_BASE + (i * 2));
+	/* CRC-8 check. */
+	crc = bcm43xx_sprom_crc(sprom);
+	expected_crc = (sprom[BCM43xx_SPROM_VERSION] & 0xFF00) >> 8;
+	if (crc != expected_crc) {
+		printk(KERN_WARNING PFX "WARNING: Invalid SPROM checksum "
+					"(0x%02X, expected: 0x%02X)\n",
+		       crc, expected_crc);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+int bcm43xx_sprom_write(struct bcm43xx_private *bcm, const u16 *sprom)
+{
+	int i, err;
+	u8 crc, expected_crc;
+	u32 spromctl;
+
+	/* CRC-8 validation of the input data. */
+	crc = bcm43xx_sprom_crc(sprom);
+	expected_crc = (sprom[BCM43xx_SPROM_VERSION] & 0xFF00) >> 8;
+	if (crc != expected_crc) {
+		printk(KERN_ERR PFX "SPROM input data: Invalid CRC\n");
+		return -EINVAL;
+	}
+
+	printk(KERN_INFO PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
+	err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCICFG_SPROMCTL, &spromctl);
+	if (err)
+		goto err_ctlreg;
+	spromctl |= 0x10; /* SPROM WRITE enable. */
+	bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_SPROMCTL, spromctl);
+	if (err)
+		goto err_ctlreg;
+	/* We must burn lots of CPU cycles here, but that does not
+	 * really matter as one does not write the SPROM every other minute...
+	 */
+	printk(KERN_INFO PFX "[ 0%%");
+	mdelay(500);
+	for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
+		if (i == 16)
+			printk("25%%");
+		else if (i == 32)
+			printk("50%%");
+		else if (i == 48)
+			printk("75%%");
+		else if (i % 2)
+			printk(".");
+		bcm43xx_write16(bcm, BCM43xx_SPROM_BASE + (i * 2), sprom[i]);
+		mmiowb();
+		mdelay(20);
+	}
+	spromctl &= ~0x10; /* SPROM WRITE enable. */
+	bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_SPROMCTL, spromctl);
+	if (err)
+		goto err_ctlreg;
+	mdelay(500);
+	printk("100%% ]\n");
+	printk(KERN_INFO PFX "SPROM written.\n");
+	bcm43xx_controller_restart(bcm, "SPROM update");
+
+	return 0;
+err_ctlreg:
+	printk(KERN_ERR PFX "Could not access SPROM control register.\n");
+	return -ENODEV;
+}
+
+static int bcm43xx_sprom_extract(struct bcm43xx_private *bcm)
+{
+	u16 value;
+	u16 *sprom;
+#ifdef CONFIG_BCM947XX
+	char *c;
+#endif
+
+	sprom = kzalloc(BCM43xx_SPROM_SIZE * sizeof(u16),
+			GFP_KERNEL);
+	if (!sprom) {
+		printk(KERN_ERR PFX "sprom_extract OOM\n");
+		return -ENOMEM;
+	}
+#ifdef CONFIG_BCM947XX
+	sprom[BCM43xx_SPROM_BOARDFLAGS2] = atoi(nvram_get("boardflags2"));
+	sprom[BCM43xx_SPROM_BOARDFLAGS] = atoi(nvram_get("boardflags"));
+
+	if ((c = nvram_get("il0macaddr")) != NULL)
+		e_aton(c, (char *) &(sprom[BCM43xx_SPROM_IL0MACADDR]));
+
+	if ((c = nvram_get("et1macaddr")) != NULL)
+		e_aton(c, (char *) &(sprom[BCM43xx_SPROM_ET1MACADDR]));
+
+	sprom[BCM43xx_SPROM_PA0B0] = atoi(nvram_get("pa0b0"));
+	sprom[BCM43xx_SPROM_PA0B1] = atoi(nvram_get("pa0b1"));
+	sprom[BCM43xx_SPROM_PA0B2] = atoi(nvram_get("pa0b2"));
+
+	sprom[BCM43xx_SPROM_PA1B0] = atoi(nvram_get("pa1b0"));
+	sprom[BCM43xx_SPROM_PA1B1] = atoi(nvram_get("pa1b1"));
+	sprom[BCM43xx_SPROM_PA1B2] = atoi(nvram_get("pa1b2"));
+
+	sprom[BCM43xx_SPROM_BOARDREV] = atoi(nvram_get("boardrev"));
+#else
+	bcm43xx_sprom_read(bcm, sprom);
+#endif
+
+	/* boardflags2 */
+	value = sprom[BCM43xx_SPROM_BOARDFLAGS2];
+	bcm->sprom.boardflags2 = value;
+
+	/* il0macaddr */
+	value = sprom[BCM43xx_SPROM_IL0MACADDR + 0];
+	*(((u16 *)bcm->sprom.il0macaddr) + 0) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_IL0MACADDR + 1];
+	*(((u16 *)bcm->sprom.il0macaddr) + 1) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_IL0MACADDR + 2];
+	*(((u16 *)bcm->sprom.il0macaddr) + 2) = cpu_to_be16(value);
+
+	/* et0macaddr */
+	value = sprom[BCM43xx_SPROM_ET0MACADDR + 0];
+	*(((u16 *)bcm->sprom.et0macaddr) + 0) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_ET0MACADDR + 1];
+	*(((u16 *)bcm->sprom.et0macaddr) + 1) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_ET0MACADDR + 2];
+	*(((u16 *)bcm->sprom.et0macaddr) + 2) = cpu_to_be16(value);
+
+	/* et1macaddr */
+	value = sprom[BCM43xx_SPROM_ET1MACADDR + 0];
+	*(((u16 *)bcm->sprom.et1macaddr) + 0) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_ET1MACADDR + 1];
+	*(((u16 *)bcm->sprom.et1macaddr) + 1) = cpu_to_be16(value);
+	value = sprom[BCM43xx_SPROM_ET1MACADDR + 2];
+	*(((u16 *)bcm->sprom.et1macaddr) + 2) = cpu_to_be16(value);
+
+	/* ethernet phy settings */
+	value = sprom[BCM43xx_SPROM_ETHPHY];
+	bcm->sprom.et0phyaddr = (value & 0x001F);
+	bcm->sprom.et1phyaddr = (value & 0x03E0) >> 5;
+	bcm->sprom.et0mdcport = (value & (1 << 14)) >> 14;
+	bcm->sprom.et1mdcport = (value & (1 << 15)) >> 15;
+
+	/* boardrev, antennas, locale */
+	value = sprom[BCM43xx_SPROM_BOARDREV];
+	bcm->sprom.boardrev = (value & 0x00FF);
+	bcm->sprom.locale = (value & 0x0F00) >> 8;
+	bcm->sprom.antennas_aphy = (value & 0x3000) >> 12;
+	bcm->sprom.antennas_bgphy = (value & 0xC000) >> 14;
+
+	/* pa0b* */
+	value = sprom[BCM43xx_SPROM_PA0B0];
+	bcm->sprom.pa0b0 = value;
+	value = sprom[BCM43xx_SPROM_PA0B1];
+	bcm->sprom.pa0b1 = value;
+	value = sprom[BCM43xx_SPROM_PA0B2];
+	bcm->sprom.pa0b2 = value;
+
+	/* wl0gpio* */
+	value = sprom[BCM43xx_SPROM_WL0GPIO0];
+	if (value == 0x0000)
+		value = 0xFFFF;
+	bcm->sprom.wl0gpio0 = value & 0x00FF;
+	bcm->sprom.wl0gpio1 = (value & 0xFF00) >> 8;
+	value = sprom[BCM43xx_SPROM_WL0GPIO2];
+	if (value == 0x0000)
+		value = 0xFFFF;
+	bcm->sprom.wl0gpio2 = value & 0x00FF;
+	bcm->sprom.wl0gpio3 = (value & 0xFF00) >> 8;
+
+	/* maxpower */
+	value = sprom[BCM43xx_SPROM_MAXPWR];
+	bcm->sprom.maxpower_aphy = (value & 0xFF00) >> 8;
+	bcm->sprom.maxpower_bgphy = value & 0x00FF;
+
+	/* pa1b* */
+	value = sprom[BCM43xx_SPROM_PA1B0];
+	bcm->sprom.pa1b0 = value;
+	value = sprom[BCM43xx_SPROM_PA1B1];
+	bcm->sprom.pa1b1 = value;
+	value = sprom[BCM43xx_SPROM_PA1B2];
+	bcm->sprom.pa1b2 = value;
+
+	/* idle tssi target */
+	value = sprom[BCM43xx_SPROM_IDL_TSSI_TGT];
+	bcm->sprom.idle_tssi_tgt_aphy = value & 0x00FF;
+	bcm->sprom.idle_tssi_tgt_bgphy = (value & 0xFF00) >> 8;
+
+	/* boardflags */
+	value = sprom[BCM43xx_SPROM_BOARDFLAGS];
+	if (value == 0xFFFF)
+		value = 0x0000;
+	bcm->sprom.boardflags = value;
+	/* boardflags workarounds */
+	if (bcm->board_vendor == PCI_VENDOR_ID_DELL &&
+	    bcm->chip_id == 0x4301 &&
+	    bcm->board_revision == 0x74)
+		bcm->sprom.boardflags |= BCM43xx_BFL_BTCOEXIST;
+	if (bcm->board_vendor == PCI_VENDOR_ID_APPLE &&
+	    bcm->board_type == 0x4E &&
+	    bcm->board_revision > 0x40)
+		bcm->sprom.boardflags |= BCM43xx_BFL_PACTRL;
+
+	/* antenna gain */
+	value = sprom[BCM43xx_SPROM_ANTENNA_GAIN];
+	if (value == 0x0000 || value == 0xFFFF)
+		value = 0x0202;
+	/* convert values to Q5.2 */
+	bcm->sprom.antennagain_aphy = ((value & 0xFF00) >> 8) * 4;
+	bcm->sprom.antennagain_bgphy = (value & 0x00FF) * 4;
+
+	kfree(sprom);
+
+	return 0;
+}
+
+/* DummyTransmission function, as documented on 
+ * http://bcm-specs.sipsolutions.net/DummyTransmission
+ */
+void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	unsigned int i, max_loop;
+	u16 value = 0;
+	u32 buffer[5] = {
+		0x00000000,
+		0x0000D400,
+		0x00000000,
+		0x00000001,
+		0x00000000,
+	};
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		max_loop = 0x1E;
+		buffer[0] = 0xCC010200;
+		break;
+	case BCM43xx_PHYTYPE_B:
+	case BCM43xx_PHYTYPE_G:
+		max_loop = 0xFA;
+		buffer[0] = 0x6E840B00; 
+		break;
+	default:
+		assert(0);
+		return;
+	}
+
+	for (i = 0; i < 5; i++)
+		bcm43xx_ram_write(bcm, i * 4, buffer[i]);
+
+	bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */
+
+	bcm43xx_write16(bcm, 0x0568, 0x0000);
+	bcm43xx_write16(bcm, 0x07C0, 0x0000);
+	bcm43xx_write16(bcm, 0x050C, ((phy->type == BCM43xx_PHYTYPE_A) ? 1 : 0));
+	bcm43xx_write16(bcm, 0x0508, 0x0000);
+	bcm43xx_write16(bcm, 0x050A, 0x0000);
+	bcm43xx_write16(bcm, 0x054C, 0x0000);
+	bcm43xx_write16(bcm, 0x056A, 0x0014);
+	bcm43xx_write16(bcm, 0x0568, 0x0826);
+	bcm43xx_write16(bcm, 0x0500, 0x0000);
+	bcm43xx_write16(bcm, 0x0502, 0x0030);
+
+	if (radio->version == 0x2050 && radio->revision <= 0x5)
+		bcm43xx_radio_write16(bcm, 0x0051, 0x0017);
+	for (i = 0x00; i < max_loop; i++) {
+		value = bcm43xx_read16(bcm, 0x050E);
+		if (value & 0x0080)
+			break;
+		udelay(10);
+	}
+	for (i = 0x00; i < 0x0A; i++) {
+		value = bcm43xx_read16(bcm, 0x050E);
+		if (value & 0x0400)
+			break;
+		udelay(10);
+	}
+	for (i = 0x00; i < 0x0A; i++) {
+		value = bcm43xx_read16(bcm, 0x0690);
+		if (!(value & 0x0100))
+			break;
+		udelay(10);
+	}
+	if (radio->version == 0x2050 && radio->revision <= 0x5)
+		bcm43xx_radio_write16(bcm, 0x0051, 0x0037);
+}
+
+static void key_write(struct bcm43xx_private *bcm,
+		      u8 index, u8 algorithm, const u16 *key)
+{
+	unsigned int i, basic_wep = 0;
+	u32 offset;
+	u16 value;
+ 
+	/* Write associated key information */
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x100 + (index * 2),
+			    ((index << 4) | (algorithm & 0x0F)));
+ 
+	/* The first 4 WEP keys need extra love */
+	if (((algorithm == BCM43xx_SEC_ALGO_WEP) ||
+	    (algorithm == BCM43xx_SEC_ALGO_WEP104)) && (index < 4))
+		basic_wep = 1;
+ 
+	/* Write key payload, 8 little endian words */
+	offset = bcm->security_offset + (index * BCM43xx_SEC_KEYSIZE);
+	for (i = 0; i < (BCM43xx_SEC_KEYSIZE / sizeof(u16)); i++) {
+		value = cpu_to_le16(key[i]);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED,
+				    offset + (i * 2), value);
+ 
+		if (!basic_wep)
+			continue;
+ 
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED,
+				    offset + (i * 2) + 4 * BCM43xx_SEC_KEYSIZE,
+				    value);
+	}
+}
+
+static void keymac_write(struct bcm43xx_private *bcm,
+			 u8 index, const u32 *addr)
+{
+	/* for keys 0-3 there is no associated mac address */
+	if (index < 4)
+		return;
+
+	index -= 4;
+	if (bcm->current_core->rev >= 5) {
+		bcm43xx_shm_write32(bcm,
+				    BCM43xx_SHM_HWMAC,
+				    index * 2,
+				    cpu_to_be32(*addr));
+		bcm43xx_shm_write16(bcm,
+				    BCM43xx_SHM_HWMAC,
+				    (index * 2) + 1,
+				    cpu_to_be16(*((u16 *)(addr + 1))));
+	} else {
+		if (index < 8) {
+			TODO(); /* Put them in the macaddress filter */
+		} else {
+			TODO();
+			/* Put them BCM43xx_SHM_SHARED, stating index 0x0120.
+			   Keep in mind to update the count of keymacs in 0x003E as well! */
+		}
+	}
+}
+
+static int bcm43xx_key_write(struct bcm43xx_private *bcm,
+			     u8 index, u8 algorithm,
+			     const u8 *_key, int key_len,
+			     const u8 *mac_addr)
+{
+	u8 key[BCM43xx_SEC_KEYSIZE] = { 0 };
+
+	if (index >= ARRAY_SIZE(bcm->key))
+		return -EINVAL;
+	if (key_len > ARRAY_SIZE(key))
+		return -EINVAL;
+	if (algorithm < 1 || algorithm > 5)
+		return -EINVAL;
+
+	memcpy(key, _key, key_len);
+	key_write(bcm, index, algorithm, (const u16 *)key);
+	keymac_write(bcm, index, (const u32 *)mac_addr);
+
+	bcm->key[index].algorithm = algorithm;
+
+	return 0;
+}
+
+static void bcm43xx_clear_keys(struct bcm43xx_private *bcm)
+{
+	static const u32 zero_mac[2] = { 0 };
+	unsigned int i,j, nr_keys = 54;
+	u16 offset;
+
+	if (bcm->current_core->rev < 5)
+		nr_keys = 16;
+	assert(nr_keys <= ARRAY_SIZE(bcm->key));
+
+	for (i = 0; i < nr_keys; i++) {
+		bcm->key[i].enabled = 0;
+		/* returns for i < 4 immediately */
+		keymac_write(bcm, i, zero_mac);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED,
+				    0x100 + (i * 2), 0x0000);
+		for (j = 0; j < 8; j++) {
+			offset = bcm->security_offset + (j * 4) + (i * BCM43xx_SEC_KEYSIZE);
+			bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED,
+					    offset, 0x0000);
+		}
+	}
+	dprintk(KERN_INFO PFX "Keys cleared\n");
+}
+
+/* Lowlevel core-switch function. This is only to be used in
+ * bcm43xx_switch_core() and bcm43xx_probe_cores()
+ */
+static int _switch_core(struct bcm43xx_private *bcm, int core)
+{
+	int err;
+	int attempts = 0;
+	u32 current_core;
+
+	assert(core >= 0);
+	while (1) {
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_ACTIVE_CORE,
+						 (core * 0x1000) + 0x18000000);
+		if (unlikely(err))
+			goto error;
+		err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCICFG_ACTIVE_CORE,
+						&current_core);
+		if (unlikely(err))
+			goto error;
+		current_core = (current_core - 0x18000000) / 0x1000;
+		if (current_core == core)
+			break;
+
+		if (unlikely(attempts++ > BCM43xx_SWITCH_CORE_MAX_RETRIES))
+			goto error;
+		udelay(10);
+	}
+#ifdef CONFIG_BCM947XX
+	if (bcm->pci_dev->bus->number == 0)
+		bcm->current_core_offset = 0x1000 * core;
+	else
+		bcm->current_core_offset = 0;
+#endif
+
+	return 0;
+error:
+	printk(KERN_ERR PFX "Failed to switch to core %d\n", core);
+	return -ENODEV;
+}
+
+int bcm43xx_switch_core(struct bcm43xx_private *bcm, struct bcm43xx_coreinfo *new_core)
+{
+	int err;
+
+	if (unlikely(!new_core))
+		return 0;
+	if (!new_core->available)
+		return -ENODEV;
+	if (bcm->current_core == new_core)
+		return 0;
+	err = _switch_core(bcm, new_core->index);
+	if (unlikely(err))
+		goto out;
+
+	bcm->current_core = new_core;
+	bcm->current_80211_core_idx = -1;
+	if (new_core->id == BCM43xx_COREID_80211)
+		bcm->current_80211_core_idx = (int)(new_core - &(bcm->core_80211[0]));
+
+out:
+	return err;
+}
+
+static int bcm43xx_core_enabled(struct bcm43xx_private *bcm)
+{
+	u32 value;
+
+	value = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+	value &= BCM43xx_SBTMSTATELOW_CLOCK | BCM43xx_SBTMSTATELOW_RESET
+		 | BCM43xx_SBTMSTATELOW_REJECT;
+
+	return (value == BCM43xx_SBTMSTATELOW_CLOCK);
+}
+
+/* disable current core */
+static int bcm43xx_core_disable(struct bcm43xx_private *bcm, u32 core_flags)
+{
+	u32 sbtmstatelow;
+	u32 sbtmstatehigh;
+	int i;
+
+	/* fetch sbtmstatelow from core information registers */
+	sbtmstatelow = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+
+	/* core is already in reset */
+	if (sbtmstatelow & BCM43xx_SBTMSTATELOW_RESET)
+		goto out;
+
+	if (sbtmstatelow & BCM43xx_SBTMSTATELOW_CLOCK) {
+		sbtmstatelow = BCM43xx_SBTMSTATELOW_CLOCK |
+			       BCM43xx_SBTMSTATELOW_REJECT;
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+
+		for (i = 0; i < 1000; i++) {
+			sbtmstatelow = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+			if (sbtmstatelow & BCM43xx_SBTMSTATELOW_REJECT) {
+				i = -1;
+				break;
+			}
+			udelay(10);
+		}
+		if (i != -1) {
+			printk(KERN_ERR PFX "Error: core_disable() REJECT timeout!\n");
+			return -EBUSY;
+		}
+
+		for (i = 0; i < 1000; i++) {
+			sbtmstatehigh = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+			if (!(sbtmstatehigh & BCM43xx_SBTMSTATEHIGH_BUSY)) {
+				i = -1;
+				break;
+			}
+			udelay(10);
+		}
+		if (i != -1) {
+			printk(KERN_ERR PFX "Error: core_disable() BUSY timeout!\n");
+			return -EBUSY;
+		}
+
+		sbtmstatelow = BCM43xx_SBTMSTATELOW_FORCE_GATE_CLOCK |
+			       BCM43xx_SBTMSTATELOW_REJECT |
+			       BCM43xx_SBTMSTATELOW_RESET |
+			       BCM43xx_SBTMSTATELOW_CLOCK |
+			       core_flags;
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+		udelay(10);
+	}
+
+	sbtmstatelow = BCM43xx_SBTMSTATELOW_RESET |
+		       BCM43xx_SBTMSTATELOW_REJECT |
+		       core_flags;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+
+out:
+	bcm->current_core->enabled = 0;
+
+	return 0;
+}
+
+/* enable (reset) current core */
+static int bcm43xx_core_enable(struct bcm43xx_private *bcm, u32 core_flags)
+{
+	u32 sbtmstatelow;
+	u32 sbtmstatehigh;
+	u32 sbimstate;
+	int err;
+
+	err = bcm43xx_core_disable(bcm, core_flags);
+	if (err)
+		goto out;
+
+	sbtmstatelow = BCM43xx_SBTMSTATELOW_CLOCK |
+		       BCM43xx_SBTMSTATELOW_RESET |
+		       BCM43xx_SBTMSTATELOW_FORCE_GATE_CLOCK |
+		       core_flags;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+	udelay(1);
+
+	sbtmstatehigh = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+	if (sbtmstatehigh & BCM43xx_SBTMSTATEHIGH_SERROR) {
+		sbtmstatehigh = 0x00000000;
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATEHIGH, sbtmstatehigh);
+	}
+
+	sbimstate = bcm43xx_read32(bcm, BCM43xx_CIR_SBIMSTATE);
+	if (sbimstate & (BCM43xx_SBIMSTATE_IB_ERROR | BCM43xx_SBIMSTATE_TIMEOUT)) {
+		sbimstate &= ~(BCM43xx_SBIMSTATE_IB_ERROR | BCM43xx_SBIMSTATE_TIMEOUT);
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBIMSTATE, sbimstate);
+	}
+
+	sbtmstatelow = BCM43xx_SBTMSTATELOW_CLOCK |
+		       BCM43xx_SBTMSTATELOW_FORCE_GATE_CLOCK |
+		       core_flags;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+	udelay(1);
+
+	sbtmstatelow = BCM43xx_SBTMSTATELOW_CLOCK | core_flags;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+	udelay(1);
+
+	bcm->current_core->enabled = 1;
+	assert(err == 0);
+out:
+	return err;
+}
+
+/* http://bcm-specs.sipsolutions.net/80211CoreReset */
+void bcm43xx_wireless_core_reset(struct bcm43xx_private *bcm, int connect_phy)
+{
+	u32 flags = 0x00040000;
+
+	if ((bcm43xx_core_enabled(bcm)) &&
+	    !bcm43xx_using_pio(bcm)) {
+//FIXME: Do we _really_ want #ifndef CONFIG_BCM947XX here?
+#ifndef CONFIG_BCM947XX
+		/* reset all used DMA controllers. */
+		bcm43xx_dmacontroller_tx_reset(bcm, BCM43xx_MMIO_DMA1_BASE);
+		bcm43xx_dmacontroller_tx_reset(bcm, BCM43xx_MMIO_DMA2_BASE);
+		bcm43xx_dmacontroller_tx_reset(bcm, BCM43xx_MMIO_DMA3_BASE);
+		bcm43xx_dmacontroller_tx_reset(bcm, BCM43xx_MMIO_DMA4_BASE);
+		bcm43xx_dmacontroller_rx_reset(bcm, BCM43xx_MMIO_DMA1_BASE);
+		if (bcm->current_core->rev < 5)
+			bcm43xx_dmacontroller_rx_reset(bcm, BCM43xx_MMIO_DMA4_BASE);
+#endif
+	}
+	if (bcm->shutting_down) {
+		bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+		                bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD)
+				& ~(BCM43xx_SBF_MAC_ENABLED | 0x00000002));
+	} else {
+		if (connect_phy)
+			flags |= 0x20000000;
+		bcm43xx_phy_connect(bcm, connect_phy);
+		bcm43xx_core_enable(bcm, flags);
+		bcm43xx_write16(bcm, 0x03E6, 0x0000);
+		bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+				bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD)
+				| BCM43xx_SBF_400);
+	}
+}
+
+static void bcm43xx_wireless_core_disable(struct bcm43xx_private *bcm)
+{
+	bcm43xx_radio_turn_off(bcm);
+	bcm43xx_write16(bcm, 0x03E6, 0x00F4);
+	bcm43xx_core_disable(bcm, 0);
+}
+
+/* Mark the current 80211 core inactive.
+ * "active_80211_core" is the other 80211 core, which is used.
+ */
+static int bcm43xx_wireless_core_mark_inactive(struct bcm43xx_private *bcm,
+					       struct bcm43xx_coreinfo *active_80211_core)
+{
+	u32 sbtmstatelow;
+	struct bcm43xx_coreinfo *old_core;
+	int err = 0;
+
+	bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+	bcm43xx_radio_turn_off(bcm);
+	sbtmstatelow = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+	sbtmstatelow &= ~0x200a0000;
+	sbtmstatelow |= 0xa0000;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+	udelay(1);
+	sbtmstatelow = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+	sbtmstatelow &= ~0xa0000;
+	sbtmstatelow |= 0x80000;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+	udelay(1);
+
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G) {
+		old_core = bcm->current_core;
+		err = bcm43xx_switch_core(bcm, active_80211_core);
+		if (err)
+			goto out;
+		sbtmstatelow = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+		sbtmstatelow &= ~0x20000000;
+		sbtmstatelow |= 0x20000000;
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, sbtmstatelow);
+		err = bcm43xx_switch_core(bcm, old_core);
+	}
+
+out:
+	return err;
+}
+
+static void handle_irq_transmit_status(struct bcm43xx_private *bcm)
+{
+	u32 v0, v1;
+	u16 tmp;
+	struct bcm43xx_xmitstatus stat;
+
+	while (1) {
+		v0 = bcm43xx_read32(bcm, BCM43xx_MMIO_XMITSTAT_0);
+		if (!v0)
+			break;
+		v1 = bcm43xx_read32(bcm, BCM43xx_MMIO_XMITSTAT_1);
+
+		stat.cookie = (v0 >> 16) & 0x0000FFFF;
+		tmp = (u16)((v0 & 0xFFF0) | ((v0 & 0xF) >> 1));
+		stat.flags = tmp & 0xFF;
+		stat.cnt1 = (tmp & 0x0F00) >> 8;
+		stat.cnt2 = (tmp & 0xF000) >> 12;
+		stat.seq = (u16)(v1 & 0xFFFF);
+		stat.unknown = (u16)((v1 >> 16) & 0xFF);
+
+		bcm43xx_debugfs_log_txstat(bcm, &stat);
+
+		if (stat.flags & BCM43xx_TXSTAT_FLAG_IGNORE)
+			continue;
+		if (!(stat.flags & BCM43xx_TXSTAT_FLAG_ACK))
+			bcm->ieee_stats.dot11ACKFailureCount++;
+		//TODO: There are more (unknown) flags to test. see bcm43xx_main.h
+
+		if (bcm43xx_using_pio(bcm))
+			bcm43xx_pio_handle_xmitstatus(bcm, &stat);
+		else
+			bcm43xx_dma_handle_xmitstatus(bcm, &stat);
+	}
+}
+
+static void bcm43xx_generate_noise_sample(struct bcm43xx_private *bcm)
+{
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x408, 0x7F7F);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x40A, 0x7F7F);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD,
+			bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD) | (1 << 4));
+	assert(bcm->noisecalc.core_at_start == bcm->current_core);
+	assert(bcm->noisecalc.channel_at_start == bcm43xx_current_radio(bcm)->channel);
+}
+
+static void bcm43xx_calculate_link_quality(struct bcm43xx_private *bcm)
+{
+	/* Top half of Link Quality calculation. */
+
+	if (bcm->noisecalc.calculation_running)
+		return;
+	bcm->noisecalc.core_at_start = bcm->current_core;
+	bcm->noisecalc.channel_at_start = bcm43xx_current_radio(bcm)->channel;
+	bcm->noisecalc.calculation_running = 1;
+	bcm->noisecalc.nr_samples = 0;
+
+	bcm43xx_generate_noise_sample(bcm);
+}
+
+static void handle_irq_noise(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 tmp;
+	u8 noise[4];
+	u8 i, j;
+	s32 average;
+
+	/* Bottom half of Link Quality calculation. */
+
+	assert(bcm->noisecalc.calculation_running);
+	if (bcm->noisecalc.core_at_start != bcm->current_core ||
+	    bcm->noisecalc.channel_at_start != radio->channel)
+		goto drop_calculation;
+	tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x408);
+	noise[0] = (tmp & 0x00FF);
+	noise[1] = (tmp & 0xFF00) >> 8;
+	tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x40A);
+	noise[2] = (tmp & 0x00FF);
+	noise[3] = (tmp & 0xFF00) >> 8;
+	if (noise[0] == 0x7F || noise[1] == 0x7F ||
+	    noise[2] == 0x7F || noise[3] == 0x7F)
+		goto generate_new;
+
+	/* Get the noise samples. */
+	assert(bcm->noisecalc.nr_samples <= 8);
+	i = bcm->noisecalc.nr_samples;
+	noise[0] = limit_value(noise[0], 0, ARRAY_SIZE(radio->nrssi_lt) - 1);
+	noise[1] = limit_value(noise[1], 0, ARRAY_SIZE(radio->nrssi_lt) - 1);
+	noise[2] = limit_value(noise[2], 0, ARRAY_SIZE(radio->nrssi_lt) - 1);
+	noise[3] = limit_value(noise[3], 0, ARRAY_SIZE(radio->nrssi_lt) - 1);
+	bcm->noisecalc.samples[i][0] = radio->nrssi_lt[noise[0]];
+	bcm->noisecalc.samples[i][1] = radio->nrssi_lt[noise[1]];
+	bcm->noisecalc.samples[i][2] = radio->nrssi_lt[noise[2]];
+	bcm->noisecalc.samples[i][3] = radio->nrssi_lt[noise[3]];
+	bcm->noisecalc.nr_samples++;
+	if (bcm->noisecalc.nr_samples == 8) {
+		/* Calculate the Link Quality by the noise samples. */
+		average = 0;
+		for (i = 0; i < 8; i++) {
+			for (j = 0; j < 4; j++)
+				average += bcm->noisecalc.samples[i][j];
+		}
+		average /= (8 * 4);
+		average *= 125;
+		average += 64;
+		average /= 128;
+		tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x40C);
+		tmp = (tmp / 128) & 0x1F;
+		if (tmp >= 8)
+			average += 2;
+		else
+			average -= 25;
+		if (tmp == 8)
+			average -= 72;
+		else
+			average -= 48;
+
+		if (average > -65)
+			bcm->stats.link_quality = 0;
+		else if (average > -75)
+			bcm->stats.link_quality = 1;
+		else if (average > -85)
+			bcm->stats.link_quality = 2;
+		else
+			bcm->stats.link_quality = 3;
+//		dprintk(KERN_INFO PFX "Link Quality: %u (avg was %d)\n", bcm->stats.link_quality, average);
+drop_calculation:
+		bcm->noisecalc.calculation_running = 0;
+		return;
+	}
+generate_new:
+	bcm43xx_generate_noise_sample(bcm);
+}
+
+static void handle_irq_ps(struct bcm43xx_private *bcm)
+{
+	if (bcm->iw_mode == IW_MODE_MASTER) {
+		///TODO: PS TBTT
+	} else {
+		if (1/*FIXME: the last PSpoll frame was sent successfully */)
+			bcm43xx_power_saving_ctl_bits(bcm, -1, -1);
+	}
+	if (bcm->iw_mode == IW_MODE_ADHOC)
+		bcm->reg124_set_0x4 = 1;
+	//FIXME else set to false?
+}
+
+static void handle_irq_reg124(struct bcm43xx_private *bcm)
+{
+	if (!bcm->reg124_set_0x4)
+		return;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD,
+			bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD)
+			| 0x4);
+	//FIXME: reset reg124_set_0x4 to false?
+}
+
+static void handle_irq_pmq(struct bcm43xx_private *bcm)
+{
+	u32 tmp;
+
+	//TODO: AP mode.
+
+	while (1) {
+		tmp = bcm43xx_read32(bcm, BCM43xx_MMIO_PS_STATUS);
+		if (!(tmp & 0x00000008))
+			break;
+	}
+	/* 16bit write is odd, but correct. */
+	bcm43xx_write16(bcm, BCM43xx_MMIO_PS_STATUS, 0x0002);
+}
+
+static void bcm43xx_write_beacon_template(struct bcm43xx_private *bcm,
+					  u16 ram_offset,
+					  u16 shm_size_offset)
+{
+	u32 tmp;
+	u16 i, size;
+	const u8 *data;
+
+	data = (const u8 *)(bcm->cached_beacon->data);
+	size = min(bcm->cached_beacon->len, (unsigned int)17);
+
+	for (i = 0; i < size; i += sizeof(u32)) {
+		tmp = (u32)((data + i)[0]);
+		tmp |= (u32)((data + i)[1]) << 8;
+		tmp |= (u32)((data + i)[2]) << 16;
+		tmp |= (u32)((data + i)[3]) << 24;
+		bcm43xx_ram_write(bcm, ram_offset + i, tmp);
+	}
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, shm_size_offset, size);
+}
+
+static void handle_irq_beacon(struct bcm43xx_private *bcm)
+{
+	u32 status;
+
+	bcm->irq_savedstate &= ~BCM43xx_IRQ_BEACON;
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD);
+
+	if (!bcm->cached_beacon) {
+		struct ieee80211_tx_control control;
+
+		/* No cached template available, yet.
+		 * Request the 80211 subsystem to generate a new beacon
+		 * frame and use it as template.
+		 */
+		bcm->cached_beacon = ieee80211_beacon_get(bcm->net_dev, 0, &control);
+		if (unlikely(!bcm->cached_beacon)) {
+			dprintkl(KERN_WARNING PFX "Could not generate beacon template.\n");
+			goto ack;
+		}
+	}
+
+	if ((status & 0x1) && (status & 0x2)) {
+ack:
+		/* ACK beacon IRQ. */
+		bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON,
+				BCM43xx_IRQ_BEACON);
+		bcm->irq_savedstate |= BCM43xx_IRQ_BEACON;
+		if (likely(bcm->cached_beacon))
+			kfree_skb(bcm->cached_beacon);
+		bcm->cached_beacon = NULL;
+		return;
+	}
+	if (!(status & 0x1)) {
+		bcm43xx_write_beacon_template(bcm, 0x68, 0x18);
+		status |= 0x1;
+		bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD, status);
+	}
+	if (!(status & 0x2)) {
+		bcm43xx_write_beacon_template(bcm, 0x468, 0x1A);
+		status |= 0x2;
+		bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS2_BITFIELD, status);
+	}
+}
+
+/* Interrupt handler bottom-half */
+static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm)
+{
+	u32 reason;
+	u32 dma_reason[4];
+	int activity = 0;
+	unsigned long flags;
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	u32 _handled = 0x00000000;
+# define bcmirq_handled(irq)	do { _handled |= (irq); } while (0)
+#else
+# define bcmirq_handled(irq)	do { /* nothing */ } while (0)
+#endif /* CONFIG_BCM43XX_D80211_DEBUG*/
+
+	bcm43xx_lock_mmio(bcm, flags);
+	reason = bcm->irq_reason;
+	dma_reason[0] = bcm->dma_reason[0];
+	dma_reason[1] = bcm->dma_reason[1];
+	dma_reason[2] = bcm->dma_reason[2];
+	dma_reason[3] = bcm->dma_reason[3];
+
+	if (unlikely(reason & BCM43xx_IRQ_XMIT_ERROR)) {
+		/* TX error. We get this when Template Ram is written in wrong endianess
+		 * in dummy_tx(). We also get this if something is wrong with the TX header
+		 * on DMA or PIO queues.
+		 * Maybe we get this in other error conditions, too.
+		 */
+		printkl(KERN_ERR PFX "FATAL ERROR: BCM43xx_IRQ_XMIT_ERROR\n");
+		bcmirq_handled(BCM43xx_IRQ_XMIT_ERROR);
+	}
+	if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_FATALMASK) |
+		     (dma_reason[1] & BCM43xx_DMAIRQ_FATALMASK) |
+		     (dma_reason[2] & BCM43xx_DMAIRQ_FATALMASK) |
+		     (dma_reason[3] & BCM43xx_DMAIRQ_FATALMASK))) {
+		printkl(KERN_ERR PFX "FATAL ERROR: Fatal DMA error: "
+				     "0x%08X, 0x%08X, 0x%08X, 0x%08X\n",
+		        dma_reason[0], dma_reason[1],
+			dma_reason[2], dma_reason[3]);
+		bcm43xx_controller_restart(bcm, "DMA error");
+		bcm43xx_unlock_mmio(bcm, flags);
+		return;
+	}
+	if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_NONFATALMASK) |
+		     (dma_reason[1] & BCM43xx_DMAIRQ_NONFATALMASK) |
+		     (dma_reason[2] & BCM43xx_DMAIRQ_NONFATALMASK) |
+		     (dma_reason[3] & BCM43xx_DMAIRQ_NONFATALMASK))) {
+		printkl(KERN_ERR PFX "DMA error: "
+				     "0x%08X, 0x%08X, 0x%08X, 0x%08X\n",
+		        dma_reason[0], dma_reason[1],
+			dma_reason[2], dma_reason[3]);
+	}
+
+	if (reason & BCM43xx_IRQ_PS) {
+		handle_irq_ps(bcm);
+		bcmirq_handled(BCM43xx_IRQ_PS);
+	}
+
+	if (reason & BCM43xx_IRQ_REG124) {
+		handle_irq_reg124(bcm);
+		bcmirq_handled(BCM43xx_IRQ_REG124);
+	}
+
+	if (reason & BCM43xx_IRQ_BEACON) {
+		if (bcm->iw_mode == IW_MODE_MASTER)
+			handle_irq_beacon(bcm);
+		bcmirq_handled(BCM43xx_IRQ_BEACON);
+	}
+
+	if (reason & BCM43xx_IRQ_PMQ) {
+		handle_irq_pmq(bcm);
+		bcmirq_handled(BCM43xx_IRQ_PMQ);
+	}
+
+	if (reason & BCM43xx_IRQ_SCAN) {
+		/*TODO*/
+		//bcmirq_handled(BCM43xx_IRQ_SCAN);
+	}
+
+	if (reason & BCM43xx_IRQ_NOISE) {
+		handle_irq_noise(bcm);
+		bcmirq_handled(BCM43xx_IRQ_NOISE);
+	}
+
+	/* Check the DMA reason registers for received data. */
+	assert(!(dma_reason[1] & BCM43xx_DMAIRQ_RX_DONE));
+	assert(!(dma_reason[2] & BCM43xx_DMAIRQ_RX_DONE));
+	if (dma_reason[0] & BCM43xx_DMAIRQ_RX_DONE) {
+		if (bcm43xx_using_pio(bcm))
+			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue0);
+		else
+			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring0);
+		/* We intentionally don't set "activity" to 1, here. */
+	}
+	if (dma_reason[3] & BCM43xx_DMAIRQ_RX_DONE) {
+		if (bcm43xx_using_pio(bcm))
+			bcm43xx_pio_rx(bcm43xx_current_pio(bcm)->queue3);
+		else
+			bcm43xx_dma_rx(bcm43xx_current_dma(bcm)->rx_ring1);
+		activity = 1;
+	}
+	bcmirq_handled(BCM43xx_IRQ_RX);
+
+	if (reason & BCM43xx_IRQ_XMIT_STATUS) {
+		handle_irq_transmit_status(bcm);
+		activity = 1;
+		//TODO: In AP mode, this also causes sending of powersave responses.
+		bcmirq_handled(BCM43xx_IRQ_XMIT_STATUS);
+	}
+
+	/* IRQ_PIO_WORKAROUND is handled in the top-half. */
+	bcmirq_handled(BCM43xx_IRQ_PIO_WORKAROUND);
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	if (unlikely(reason & ~_handled)) {
+		printkl(KERN_WARNING PFX
+			"Unhandled IRQ! Reason: 0x%08x,  Unhandled: 0x%08x,  "
+			"DMA: 0x%08x, 0x%08x, 0x%08x, 0x%08x\n",
+			reason, (reason & ~_handled),
+			dma_reason[0], dma_reason[1],
+			dma_reason[2], dma_reason[3]);
+	}
+#endif
+#undef bcmirq_handled
+
+	if (!modparam_noleds)
+		bcm43xx_leds_update(bcm, activity);
+	bcm43xx_interrupt_enable(bcm, bcm->irq_savedstate);
+	bcm43xx_unlock_mmio(bcm, flags);
+}
+
+static void pio_irq_workaround(struct bcm43xx_private *bcm,
+			       u16 base, int queueidx)
+{
+	u16 rxctl;
+
+	rxctl = bcm43xx_read16(bcm, base + BCM43xx_PIO_RXCTL);
+	if (rxctl & BCM43xx_PIO_RXCTL_DATAAVAILABLE)
+		bcm->dma_reason[queueidx] |= BCM43xx_DMAIRQ_RX_DONE;
+	else
+		bcm->dma_reason[queueidx] &= ~BCM43xx_DMAIRQ_RX_DONE;
+}
+
+static void bcm43xx_interrupt_ack(struct bcm43xx_private *bcm, u32 reason)
+{
+	if (bcm43xx_using_pio(bcm) &&
+	    (bcm->current_core->rev < 3) &&
+	    (!(reason & BCM43xx_IRQ_PIO_WORKAROUND))) {
+		/* Apply a PIO specific workaround to the dma_reasons */
+		pio_irq_workaround(bcm, BCM43xx_MMIO_PIO1_BASE, 0);
+		pio_irq_workaround(bcm, BCM43xx_MMIO_PIO2_BASE, 1);
+		pio_irq_workaround(bcm, BCM43xx_MMIO_PIO3_BASE, 2);
+		pio_irq_workaround(bcm, BCM43xx_MMIO_PIO4_BASE, 3);
+	}
+
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, reason);
+
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_REASON,
+			bcm->dma_reason[0]);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA2_REASON,
+			bcm->dma_reason[1]);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_REASON,
+			bcm->dma_reason[2]);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_REASON,
+			bcm->dma_reason[3]);
+}
+
+/* Interrupt handler top-half */
+static irqreturn_t bcm43xx_interrupt_handler(int irq, void *dev_id, struct pt_regs *regs)
+{
+	irqreturn_t ret = IRQ_HANDLED;
+	struct bcm43xx_private *bcm = dev_id;
+	u32 reason;
+
+	if (!bcm)
+		return IRQ_NONE;
+
+	spin_lock(&bcm->_lock);
+
+	reason = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON);
+	if (reason == 0xffffffff) {
+		/* irq not for us (shared irq) */
+		ret = IRQ_NONE;
+		goto out;
+	}
+	reason &= bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_MASK);
+	if (!reason)
+		goto out;
+
+	bcm->dma_reason[0] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA1_REASON)
+			     & 0x0001dc00;
+	bcm->dma_reason[1] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA2_REASON)
+			     & 0x0000dc00;
+	bcm->dma_reason[2] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA3_REASON)
+			     & 0x0000dc00;
+	bcm->dma_reason[3] = bcm43xx_read32(bcm, BCM43xx_MMIO_DMA4_REASON)
+			     & 0x0001dc00;
+
+	bcm43xx_interrupt_ack(bcm, reason);
+
+	/* Only accept IRQs, if we are initialized properly.
+	 * This avoids an RX race while initializing.
+	 * We should probably not enable IRQs before we are initialized
+	 * completely, but some careful work is needed to fix this. I think it
+	 * is best to stay with this cheap workaround for now... .
+	 */
+	if (likely(bcm->initialized)) {
+		/* disable all IRQs. They are enabled again in the bottom half. */
+		bcm->irq_savedstate = bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+		/* save the reason code and call our bottom half. */
+		bcm->irq_reason = reason;
+		tasklet_schedule(&bcm->isr_tasklet);
+	}
+
+out:
+	mmiowb();
+	spin_unlock(&bcm->_lock);
+
+	return ret;
+}
+
+static void bcm43xx_release_firmware(struct bcm43xx_private *bcm, int force)
+{
+	if (bcm->firmware_norelease && !force)
+		return; /* Suspending or controller reset. */
+	release_firmware(bcm->ucode);
+	bcm->ucode = NULL;
+	release_firmware(bcm->pcm);
+	bcm->pcm = NULL;
+	release_firmware(bcm->initvals0);
+	bcm->initvals0 = NULL;
+	release_firmware(bcm->initvals1);
+	bcm->initvals1 = NULL;
+}
+
+static int bcm43xx_request_firmware(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u8 rev = bcm->current_core->rev;
+	int err = 0;
+	int nr;
+	char buf[22 + sizeof(modparam_fwpostfix) - 1] = { 0 };
+
+	if (!bcm->ucode) {
+		snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_microcode%d%s.fw",
+			 (rev >= 5 ? 5 : rev),
+			 modparam_fwpostfix);
+		err = request_firmware(&bcm->ucode, buf, &bcm->pci_dev->dev);
+		if (err) {
+			printk(KERN_ERR PFX 
+			       "Error: Microcode \"%s\" not available or load failed.\n",
+			        buf);
+			goto error;
+		}
+	}
+
+	if (!bcm->pcm) {
+		snprintf(buf, ARRAY_SIZE(buf),
+			 "bcm43xx_pcm%d%s.fw",
+			 (rev < 5 ? 4 : 5),
+			 modparam_fwpostfix);
+		err = request_firmware(&bcm->pcm, buf, &bcm->pci_dev->dev);
+		if (err) {
+			printk(KERN_ERR PFX
+			       "Error: PCM \"%s\" not available or load failed.\n",
+			       buf);
+			goto error;
+		}
+	}
+
+	if (!bcm->initvals0) {
+		if (rev == 2 || rev == 4) {
+			switch (phy->type) {
+			case BCM43xx_PHYTYPE_A:
+				nr = 3;
+				break;
+			case BCM43xx_PHYTYPE_B:
+			case BCM43xx_PHYTYPE_G:
+				nr = 1;
+				break;
+			default:
+				goto err_noinitval;
+			}
+		
+		} else if (rev >= 5) {
+			switch (phy->type) {
+			case BCM43xx_PHYTYPE_A:
+				nr = 7;
+				break;
+			case BCM43xx_PHYTYPE_B:
+			case BCM43xx_PHYTYPE_G:
+				nr = 5;
+				break;
+			default:
+				goto err_noinitval;
+			}
+		} else
+			goto err_noinitval;
+		snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_initval%02d%s.fw",
+			 nr, modparam_fwpostfix);
+
+		err = request_firmware(&bcm->initvals0, buf, &bcm->pci_dev->dev);
+		if (err) {
+			printk(KERN_ERR PFX 
+			       "Error: InitVals \"%s\" not available or load failed.\n",
+			        buf);
+			goto error;
+		}
+		if (bcm->initvals0->size % sizeof(struct bcm43xx_initval)) {
+			printk(KERN_ERR PFX "InitVals fileformat error.\n");
+			goto error;
+		}
+	}
+
+	if (!bcm->initvals1) {
+		if (rev >= 5) {
+			u32 sbtmstatehigh;
+
+			switch (phy->type) {
+			case BCM43xx_PHYTYPE_A:
+				sbtmstatehigh = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+				if (sbtmstatehigh & 0x00010000)
+					nr = 9;
+				else
+					nr = 10;
+				break;
+			case BCM43xx_PHYTYPE_B:
+			case BCM43xx_PHYTYPE_G:
+					nr = 6;
+				break;
+			default:
+				goto err_noinitval;
+			}
+			snprintf(buf, ARRAY_SIZE(buf), "bcm43xx_initval%02d%s.fw",
+				 nr, modparam_fwpostfix);
+
+			err = request_firmware(&bcm->initvals1, buf, &bcm->pci_dev->dev);
+			if (err) {
+				printk(KERN_ERR PFX 
+				       "Error: InitVals \"%s\" not available or load failed.\n",
+			        	buf);
+				goto error;
+			}
+			if (bcm->initvals1->size % sizeof(struct bcm43xx_initval)) {
+				printk(KERN_ERR PFX "InitVals fileformat error.\n");
+				goto error;
+			}
+		}
+	}
+
+out:
+	return err;
+error:
+	bcm43xx_release_firmware(bcm, 1);
+	goto out;
+err_noinitval:
+	printk(KERN_ERR PFX "Error: No InitVals available!\n");
+	err = -ENOENT;
+	goto error;
+}
+
+static void bcm43xx_upload_microcode(struct bcm43xx_private *bcm)
+{
+	const u32 *data;
+	unsigned int i, len;
+
+	/* Upload Microcode. */
+	data = (u32 *)(bcm->ucode->data);
+	len = bcm->ucode->size / sizeof(u32);
+	bcm43xx_shm_control_word(bcm, BCM43xx_SHM_UCODE, 0x0000);
+	for (i = 0; i < len; i++) {
+		bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_DATA,
+				be32_to_cpu(data[i]));
+		udelay(10);
+	}
+
+	/* Upload PCM data. */
+	data = (u32 *)(bcm->pcm->data);
+	len = bcm->pcm->size / sizeof(u32);
+	bcm43xx_shm_control_word(bcm, BCM43xx_SHM_PCM, 0x01ea);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_DATA, 0x00004000);
+	bcm43xx_shm_control_word(bcm, BCM43xx_SHM_PCM, 0x01eb);
+	for (i = 0; i < len; i++) {
+		bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_DATA,
+				be32_to_cpu(data[i]));
+		udelay(10);
+	}
+}
+
+static int bcm43xx_write_initvals(struct bcm43xx_private *bcm,
+				  const struct bcm43xx_initval *data,
+				  const unsigned int len)
+{
+	u16 offset, size;
+	u32 value;
+	unsigned int i;
+
+	for (i = 0; i < len; i++) {
+		offset = be16_to_cpu(data[i].offset);
+		size = be16_to_cpu(data[i].size);
+		value = be32_to_cpu(data[i].value);
+
+		if (unlikely(offset >= 0x1000))
+			goto err_format;
+		if (size == 2) {
+			if (unlikely(value & 0xFFFF0000))
+				goto err_format;
+			bcm43xx_write16(bcm, offset, (u16)value);
+		} else if (size == 4) {
+			bcm43xx_write32(bcm, offset, value);
+		} else
+			goto err_format;
+	}
+
+	return 0;
+
+err_format:
+	printk(KERN_ERR PFX "InitVals (bcm43xx_initvalXX.fw) file-format error. "
+			    "Please fix your bcm43xx firmware files.\n");
+	return -EPROTO;
+}
+
+static int bcm43xx_upload_initvals(struct bcm43xx_private *bcm)
+{
+	int err;
+
+	err = bcm43xx_write_initvals(bcm, (struct bcm43xx_initval *)bcm->initvals0->data,
+				     bcm->initvals0->size / sizeof(struct bcm43xx_initval));
+	if (err)
+		goto out;
+	if (bcm->initvals1) {
+		err = bcm43xx_write_initvals(bcm, (struct bcm43xx_initval *)bcm->initvals1->data,
+					     bcm->initvals1->size / sizeof(struct bcm43xx_initval));
+		if (err)
+			goto out;
+	}
+out:
+	return err;
+}
+
+static int bcm43xx_initialize_irq(struct bcm43xx_private *bcm)
+{
+	int res;
+	unsigned int i;
+	u32 data;
+
+	bcm->irq = bcm->pci_dev->irq;
+#ifdef CONFIG_BCM947XX
+	if (bcm->pci_dev->bus->number == 0) {
+		struct pci_dev *d = NULL;
+		/* FIXME: we will probably need more device IDs here... */
+		d = pci_find_device(PCI_VENDOR_ID_BROADCOM, 0x4324, NULL);
+		if (d != NULL) {
+			bcm->irq = d->irq;
+		}
+	}
+#endif
+	res = request_irq(bcm->irq, bcm43xx_interrupt_handler,
+			  SA_SHIRQ, KBUILD_MODNAME, bcm);
+	if (res) {
+		printk(KERN_ERR PFX "Cannot register IRQ%d\n", bcm->irq);
+		return -ENODEV;
+	}
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, 0xffffffff);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, 0x00020402);
+	i = 0;
+	while (1) {
+		data = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON);
+		if (data == BCM43xx_IRQ_READY)
+			break;
+		i++;
+		if (i >= BCM43xx_IRQWAIT_MAX_RETRIES) {
+			printk(KERN_ERR PFX "Card IRQ register not responding. "
+					    "Giving up.\n");
+			free_irq(bcm->irq, bcm);
+			return -ENODEV;
+		}
+		udelay(10);
+	}
+	// dummy read
+	bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON);
+
+	return 0;
+}
+
+/* Switch to the core used to write the GPIO register.
+ * This is either the ChipCommon, or the PCI core.
+ */
+static int switch_to_gpio_core(struct bcm43xx_private *bcm)
+{
+	int err;
+
+	/* Where to find the GPIO register depends on the chipset.
+	 * If it has a ChipCommon, its register at offset 0x6c is the GPIO
+	 * control register. Otherwise the register at offset 0x6c in the
+	 * PCI core is the GPIO control register.
+	 */
+	err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+	if (err == -ENODEV) {
+		err = bcm43xx_switch_core(bcm, &bcm->core_pci);
+		if (unlikely(err == -ENODEV)) {
+			printk(KERN_ERR PFX "gpio error: "
+			       "Neither ChipCommon nor PCI core available!\n");
+		}
+	}
+
+	return err;
+}
+
+/* Initialize the GPIOs
+ * http://bcm-specs.sipsolutions.net/GPIO
+ */
+static int bcm43xx_gpio_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_coreinfo *old_core;
+	int err;
+	u32 mask, set;
+
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+			bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD)
+			& 0xFFFF3FFF);
+
+	bcm43xx_leds_switch_all(bcm, 0);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_MASK,
+			bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_MASK) | 0x000F);
+
+	mask = 0x0000001F;
+	set = 0x0000000F;
+	if (bcm->chip_id == 0x4301) {
+		mask |= 0x0060;
+		set |= 0x0060;
+	}
+	if (0 /* FIXME: conditional unknown */) {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_MASK,
+				bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_MASK)
+				| 0x0100);
+		mask |= 0x0180;
+		set |= 0x0180;
+	}
+	if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL) {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_GPIO_MASK,
+				bcm43xx_read16(bcm, BCM43xx_MMIO_GPIO_MASK)
+				| 0x0200);
+		mask |= 0x0200;
+		set |= 0x0200;
+	}
+	if (bcm->current_core->rev >= 2)
+		mask  |= 0x0010; /* FIXME: This is redundant. */
+
+	old_core = bcm->current_core;
+	err = switch_to_gpio_core(bcm);
+	if (err)
+		goto out;
+	bcm43xx_write32(bcm, BCM43xx_GPIO_CONTROL,
+	                (bcm43xx_read32(bcm, BCM43xx_GPIO_CONTROL) & mask) | set);
+	err = bcm43xx_switch_core(bcm, old_core);
+out:
+	return err;
+}
+
+/* Turn off all GPIO stuff. Call this on module unload, for example. */
+static int bcm43xx_gpio_cleanup(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_coreinfo *old_core;
+	int err;
+
+	old_core = bcm->current_core;
+	err = switch_to_gpio_core(bcm);
+	if (err)
+		return err;
+	bcm43xx_write32(bcm, BCM43xx_GPIO_CONTROL, 0x00000000);
+	err = bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+
+	return 0;
+}
+
+/* http://bcm-specs.sipsolutions.net/EnableMac */
+void bcm43xx_mac_enable(struct bcm43xx_private *bcm)
+{
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+	                bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD)
+			| BCM43xx_SBF_MAC_ENABLED);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, BCM43xx_IRQ_READY);
+	bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */
+	bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON); /* dummy read */
+	bcm43xx_power_saving_ctl_bits(bcm, -1, -1);
+}
+
+/* http://bcm-specs.sipsolutions.net/SuspendMAC */
+void bcm43xx_mac_suspend(struct bcm43xx_private *bcm)
+{
+	int i;
+	u32 tmp;
+
+	bcm43xx_power_saving_ctl_bits(bcm, -1, 1);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+	                bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD)
+			& ~BCM43xx_SBF_MAC_ENABLED);
+	bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON); /* dummy read */
+	for (i = 100000; i; i--) {
+		tmp = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON);
+		if (tmp & BCM43xx_IRQ_READY)
+			return;
+		udelay(10);
+	}
+	printkl(KERN_ERR PFX "MAC suspend failed\n");
+}
+
+void bcm43xx_set_iwmode(struct bcm43xx_private *bcm,
+			int iw_mode)
+{
+	struct net_device *net_dev = bcm->net_dev;
+	u32 status;
+	u16 value;
+
+	bcm->iw_mode = iw_mode;
+	if (iw_mode == IW_MODE_MONITOR)
+		net_dev->type = ARPHRD_IEEE80211;
+	else
+		net_dev->type = ARPHRD_ETHER;
+
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	/* Reset status to infrastructured mode */
+	status &= ~(BCM43xx_SBF_MODE_AP | BCM43xx_SBF_MODE_MONITOR);
+	status &= ~BCM43xx_SBF_MODE_PROMISC;
+	status |= BCM43xx_SBF_MODE_NOTADHOC;
+
+/* FIXME: Always enable promisc mode, until we get the MAC filters working correctly. */
+status |= BCM43xx_SBF_MODE_PROMISC;
+
+	switch (iw_mode) {
+	case IW_MODE_MONITOR:
+		status |= BCM43xx_SBF_MODE_MONITOR;
+		status |= BCM43xx_SBF_MODE_PROMISC;
+		break;
+	case IW_MODE_ADHOC:
+		status &= ~BCM43xx_SBF_MODE_NOTADHOC;
+		break;
+	case IW_MODE_MASTER:
+		status |= BCM43xx_SBF_MODE_AP;
+		break;
+	case IW_MODE_SECOND:
+	case IW_MODE_REPEAT:
+		TODO(); /* TODO */
+		break;
+	case IW_MODE_INFRA:
+		/* nothing to be done here... */
+		break;
+	default:
+		dprintk(KERN_ERR PFX "Unknown mode in set_iwmode: %d\n", iw_mode);
+	}
+	if (net_dev->flags & IFF_PROMISC)
+		status |= BCM43xx_SBF_MODE_PROMISC;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+
+	value = 0x0002;
+	if (iw_mode != IW_MODE_ADHOC && iw_mode != IW_MODE_MASTER) {
+		if (bcm->chip_id == 0x4306 && bcm->chip_rev == 3)
+			value = 0x0064;
+		else
+			value = 0x0032;
+	}
+	bcm43xx_write16(bcm, 0x0612, value);
+}
+
+/* This is the opposite of bcm43xx_chip_init() */
+static void bcm43xx_chip_cleanup(struct bcm43xx_private *bcm)
+{
+	bcm43xx_radio_turn_off(bcm);
+	if (!modparam_noleds)
+		bcm43xx_leds_exit(bcm);
+	bcm43xx_gpio_cleanup(bcm);
+	free_irq(bcm->irq, bcm);
+	bcm43xx_release_firmware(bcm, 0);
+}
+
+/* Initialize the chip
+ * http://bcm-specs.sipsolutions.net/ChipInit
+ */
+static int bcm43xx_chip_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	int err;
+	int tmp;
+	u32 value32;
+	u16 value16;
+
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD,
+			BCM43xx_SBF_CORE_READY
+			| BCM43xx_SBF_400);
+
+	err = bcm43xx_request_firmware(bcm);
+	if (err)
+		goto out;
+	bcm43xx_upload_microcode(bcm);
+	err = bcm43xx_initialize_irq(bcm);
+	if (err)
+		goto err_release_fw;
+	err = bcm43xx_gpio_init(bcm);
+	if (err)
+		goto err_free_irq;
+	err = bcm43xx_upload_initvals(bcm);
+	if (err)
+		goto err_gpio_cleanup;
+	bcm43xx_radio_turn_on(bcm);
+
+	bcm43xx_write16(bcm, 0x03E6, 0x0000);
+	err = bcm43xx_phy_init(bcm);
+	if (err)
+		goto err_radio_off;
+
+	/* Select initial Interference Mitigation. */
+	tmp = radio->interfmode;
+	radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
+	bcm43xx_radio_set_interference_mitigation(bcm, tmp);
+
+	bcm43xx_phy_set_antenna_diversity(bcm);
+	bcm43xx_radio_set_txantenna(bcm, BCM43xx_RADIO_TXANTENNA_DEFAULT);
+	if (phy->type == BCM43xx_PHYTYPE_B) {
+		value16 = bcm43xx_read16(bcm, 0x005E);
+		value16 |= 0x0004;
+		bcm43xx_write16(bcm, 0x005E, value16);
+	}
+	bcm43xx_write32(bcm, 0x0100, 0x01000000);
+	if (bcm->current_core->rev < 5)
+		bcm43xx_write32(bcm, 0x010C, 0x01000000);
+
+	value32 = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	value32 &= ~ BCM43xx_SBF_MODE_NOTADHOC;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value32);
+	value32 = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	value32 |= BCM43xx_SBF_MODE_NOTADHOC;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value32);
+
+	value32 = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	value32 |= 0x100000;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value32);
+
+	if (bcm43xx_using_pio(bcm)) {
+		bcm43xx_write32(bcm, 0x0210, 0x00000100);
+		bcm43xx_write32(bcm, 0x0230, 0x00000100);
+		bcm43xx_write32(bcm, 0x0250, 0x00000100);
+		bcm43xx_write32(bcm, 0x0270, 0x00000100);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0034, 0x0000);
+	}
+
+	/* Probe Response Timeout value */
+	/* FIXME: Default to 0, has to be set by ioctl probably... :-/ */
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0074, 0x0000);
+
+	/* Initially set the wireless operation mode. */
+	bcm43xx_set_iwmode(bcm, bcm->iw_mode);
+
+	if (bcm->current_core->rev < 3) {
+		bcm43xx_write16(bcm, 0x060E, 0x0000);
+		bcm43xx_write16(bcm, 0x0610, 0x8000);
+		bcm43xx_write16(bcm, 0x0604, 0x0000);
+		bcm43xx_write16(bcm, 0x0606, 0x0200);
+	} else {
+		bcm43xx_write32(bcm, 0x0188, 0x80000000);
+		bcm43xx_write32(bcm, 0x018C, 0x02000000);
+	}
+	bcm43xx_write32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON, 0x00004000);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA1_IRQ_MASK, 0x0001DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA2_IRQ_MASK, 0x0000DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA3_IRQ_MASK, 0x0000DC00);
+	bcm43xx_write32(bcm, BCM43xx_MMIO_DMA4_IRQ_MASK, 0x0001DC00);
+
+	value32 = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+	value32 |= 0x00100000;
+	bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, value32);
+
+	bcm43xx_write16(bcm, BCM43xx_MMIO_POWERUP_DELAY, bcm43xx_pctl_powerup_delay(bcm));
+
+	assert(err == 0);
+	dprintk(KERN_INFO PFX "Chip initialized\n");
+out:
+	return err;
+
+err_radio_off:
+	bcm43xx_radio_turn_off(bcm);
+err_gpio_cleanup:
+	bcm43xx_gpio_cleanup(bcm);
+err_free_irq:
+	free_irq(bcm->irq, bcm);
+err_release_fw:
+	bcm43xx_release_firmware(bcm, 1);
+	goto out;
+}
+	
+/* Validate chip access
+ * http://bcm-specs.sipsolutions.net/ValidateChipAccess */
+static int bcm43xx_validate_chip(struct bcm43xx_private *bcm)
+{
+	u32 value;
+	u32 shm_backup;
+
+	shm_backup = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED, 0x0000);
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED, 0x0000, 0xAA5555AA);
+	if (bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED, 0x0000) != 0xAA5555AA)
+		goto error;
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED, 0x0000, 0x55AAAA55);
+	if (bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED, 0x0000) != 0x55AAAA55)
+		goto error;
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED, 0x0000, shm_backup);
+
+	value = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	if ((value | 0x80000000) != 0x80000400)
+		goto error;
+
+	value = bcm43xx_read32(bcm, BCM43xx_MMIO_GEN_IRQ_REASON);
+	if (value != 0x00000000)
+		goto error;
+
+	return 0;
+error:
+	printk(KERN_ERR PFX "Failed to validate the chipaccess\n");
+	return -ENODEV;
+}
+
+static void bcm43xx_init_struct_phyinfo(struct bcm43xx_phyinfo *phy)
+{
+	/* Initialize a "phyinfo" structure. The structure is already
+	 * zeroed out.
+	 */
+	phy->antenna_diversity = 0xFFFF;
+	phy->savedpctlreg = 0xFFFF;
+	phy->minlowsig[0] = 0xFFFF;
+	phy->minlowsig[1] = 0xFFFF;
+	spin_lock_init(&phy->lock);
+}
+
+static void bcm43xx_init_struct_radioinfo(struct bcm43xx_radioinfo *radio)
+{
+	/* Initialize a "radioinfo" structure. The structure is already
+	 * zeroed out.
+	 */
+	radio->interfmode = BCM43xx_RADIO_INTERFMODE_NONE;
+	radio->channel = 0xFF;
+	radio->initial_channel = 0xFF;
+	radio->lofcal = 0xFFFF;
+	radio->initval = 0xFFFF;
+	radio->nrssi[0] = -1000;
+	radio->nrssi[1] = -1000;
+}
+
+static int bcm43xx_probe_cores(struct bcm43xx_private *bcm)
+{
+	int err, i;
+	int current_core;
+	u32 core_vendor, core_id, core_rev;
+	u32 sb_id_hi, chip_id_32 = 0;
+	u16 pci_device, chip_id_16;
+	u8 core_count;
+
+	memset(&bcm->core_chipcommon, 0, sizeof(struct bcm43xx_coreinfo));
+	memset(&bcm->core_pci, 0, sizeof(struct bcm43xx_coreinfo));
+	memset(&bcm->core_80211, 0, sizeof(struct bcm43xx_coreinfo)
+				    * BCM43xx_MAX_80211_CORES);
+	memset(&bcm->core_80211_ext, 0, sizeof(struct bcm43xx_coreinfo_80211)
+					* BCM43xx_MAX_80211_CORES);
+	bcm->current_80211_core_idx = -1;
+	bcm->nr_80211_available = 0;
+	bcm->current_core = NULL;
+	bcm->active_80211_core = NULL;
+
+	/* map core 0 */
+	err = _switch_core(bcm, 0);
+	if (err)
+		goto out;
+
+	/* fetch sb_id_hi from core information registers */
+	sb_id_hi = bcm43xx_read32(bcm, BCM43xx_CIR_SB_ID_HI);
+
+	core_id = (sb_id_hi & 0xFFF0) >> 4;
+	core_rev = (sb_id_hi & 0xF);
+	core_vendor = (sb_id_hi & 0xFFFF0000) >> 16;
+
+	/* if present, chipcommon is always core 0; read the chipid from it */
+	if (core_id == BCM43xx_COREID_CHIPCOMMON) {
+		chip_id_32 = bcm43xx_read32(bcm, 0);
+		chip_id_16 = chip_id_32 & 0xFFFF;
+		bcm->core_chipcommon.available = 1;
+		bcm->core_chipcommon.id = core_id;
+		bcm->core_chipcommon.rev = core_rev;
+		bcm->core_chipcommon.index = 0;
+		/* While we are at it, also read the capabilities. */
+		bcm->chipcommon_capabilities = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_CAPABILITIES);
+	} else {
+		/* without a chipCommon, use a hard coded table. */
+		pci_device = bcm->pci_dev->device;
+		if (pci_device == 0x4301)
+			chip_id_16 = 0x4301;
+		else if ((pci_device >= 0x4305) && (pci_device <= 0x4307))
+			chip_id_16 = 0x4307;
+		else if ((pci_device >= 0x4402) && (pci_device <= 0x4403))
+			chip_id_16 = 0x4402;
+		else if ((pci_device >= 0x4610) && (pci_device <= 0x4615))
+			chip_id_16 = 0x4610;
+		else if ((pci_device >= 0x4710) && (pci_device <= 0x4715))
+			chip_id_16 = 0x4710;
+#ifdef CONFIG_BCM947XX
+		else if ((pci_device >= 0x4320) && (pci_device <= 0x4325))
+			chip_id_16 = 0x4309;
+#endif
+		else {
+			printk(KERN_ERR PFX "Could not determine Chip ID\n");
+			return -ENODEV;
+		}
+	}
+
+	/* ChipCommon with Core Rev >=4 encodes number of cores,
+	 * otherwise consult hardcoded table */
+	if ((core_id == BCM43xx_COREID_CHIPCOMMON) && (core_rev >= 4)) {
+		core_count = (chip_id_32 & 0x0F000000) >> 24;
+	} else {
+		switch (chip_id_16) {
+			case 0x4610:
+			case 0x4704:
+			case 0x4710:
+				core_count = 9;
+				break;
+			case 0x4310:
+				core_count = 8;
+				break;
+			case 0x5365:
+				core_count = 7;
+				break;
+			case 0x4306:
+				core_count = 6;
+				break;
+			case 0x4301:
+			case 0x4307:
+				core_count = 5;
+				break;
+			case 0x4402:
+				core_count = 3;
+				break;
+			default:
+				/* SOL if we get here */
+				assert(0);
+				core_count = 1;
+		}
+	}
+
+	bcm->chip_id = chip_id_16;
+	bcm->chip_rev = (chip_id_32 & 0x000F0000) >> 16;
+	bcm->chip_package = (chip_id_32 & 0x00F00000) >> 20;
+
+	dprintk(KERN_INFO PFX "Chip ID 0x%x, rev 0x%x\n",
+		bcm->chip_id, bcm->chip_rev);
+	dprintk(KERN_INFO PFX "Number of cores: %d\n", core_count);
+	if (bcm->core_chipcommon.available) {
+		dprintk(KERN_INFO PFX "Core 0: ID 0x%x, rev 0x%x, vendor 0x%x, %s\n",
+			core_id, core_rev, core_vendor,
+			bcm43xx_core_enabled(bcm) ? "enabled" : "disabled");
+	}
+
+	if (bcm->core_chipcommon.available)
+		current_core = 1;
+	else
+		current_core = 0;
+	for ( ; current_core < core_count; current_core++) {
+		struct bcm43xx_coreinfo *core;
+		struct bcm43xx_coreinfo_80211 *ext_80211;
+
+		err = _switch_core(bcm, current_core);
+		if (err)
+			goto out;
+		/* Gather information */
+		/* fetch sb_id_hi from core information registers */
+		sb_id_hi = bcm43xx_read32(bcm, BCM43xx_CIR_SB_ID_HI);
+
+		/* extract core_id, core_rev, core_vendor */
+		core_id = (sb_id_hi & 0xFFF0) >> 4;
+		core_rev = (sb_id_hi & 0xF);
+		core_vendor = (sb_id_hi & 0xFFFF0000) >> 16;
+
+		dprintk(KERN_INFO PFX "Core %d: ID 0x%x, rev 0x%x, vendor 0x%x, %s\n",
+			current_core, core_id, core_rev, core_vendor,
+			bcm43xx_core_enabled(bcm) ? "enabled" : "disabled" );
+
+		core = NULL;
+		switch (core_id) {
+		case BCM43xx_COREID_PCI:
+			core = &bcm->core_pci;
+			if (core->available) {
+				printk(KERN_WARNING PFX "Multiple PCI cores found.\n");
+				continue;
+			}
+			break;
+		case BCM43xx_COREID_80211:
+			for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
+				core = &(bcm->core_80211[i]);
+				ext_80211 = &(bcm->core_80211_ext[i]);
+				if (!core->available)
+					break;
+				core = NULL;
+			}
+			if (!core) {
+				printk(KERN_WARNING PFX "More than %d cores of type 802.11 found.\n",
+				       BCM43xx_MAX_80211_CORES);
+				continue;
+			}
+			if (i != 0) {
+				/* More than one 80211 core is only supported
+				 * by special chips.
+				 * There are chips with two 80211 cores, but with
+				 * dangling pins on the second core. Be careful
+				 * and ignore these cores here.
+				 */
+				if (bcm->pci_dev->device != 0x4324) {
+					dprintk(KERN_INFO PFX "Ignoring additional 802.11 core.\n");
+					continue;
+				}
+			}
+			switch (core_rev) {
+			case 2:
+			case 4:
+			case 5:
+			case 6:
+			case 7:
+			case 9:
+				break;
+			default:
+				printk(KERN_ERR PFX "Error: Unsupported 80211 core revision %u\n",
+				       core_rev);
+				err = -ENODEV;
+				goto out;
+			}
+			bcm->nr_80211_available++;
+			bcm43xx_init_struct_phyinfo(&ext_80211->phy);
+			bcm43xx_init_struct_radioinfo(&ext_80211->radio);
+			break;
+		case BCM43xx_COREID_CHIPCOMMON:
+			printk(KERN_WARNING PFX "Multiple CHIPCOMMON cores found.\n");
+			break;
+		}
+		if (core) {
+			core->available = 1;
+			core->id = core_id;
+			core->rev = core_rev;
+			core->index = current_core;
+		}
+	}
+
+	if (!bcm->core_80211[0].available) {
+		printk(KERN_ERR PFX "Error: No 80211 core found!\n");
+		err = -ENODEV;
+		goto out;
+	}
+
+	err = bcm43xx_switch_core(bcm, &bcm->core_80211[0]);
+
+	assert(err == 0);
+out:
+	return err;
+}
+
+static void bcm43xx_gen_bssid(struct bcm43xx_private *bcm)
+{
+	const u8 *mac = (const u8*)(bcm->net_dev->dev_addr);
+	u8 *bssid = bcm->bssid;
+
+	switch (bcm->iw_mode) {
+	case IW_MODE_ADHOC:
+		random_ether_addr(bssid);
+		break;
+	case IW_MODE_MASTER:
+	case IW_MODE_INFRA:
+	case IW_MODE_REPEAT:
+	case IW_MODE_SECOND:
+	case IW_MODE_MONITOR:
+		memcpy(bssid, mac, ETH_ALEN);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+static void bcm43xx_rate_memory_write(struct bcm43xx_private *bcm,
+				      u16 rate,
+				      int is_ofdm)
+{
+	u16 offset;
+
+	if (is_ofdm) {
+		offset = 0x480;
+		offset += (bcm43xx_plcp_get_ratecode_ofdm(rate) & 0x000F) * 2;
+	} else {
+		offset = 0x4C0;
+		offset += (bcm43xx_plcp_get_ratecode_cck(rate) & 0x000F) * 2;
+	}
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, offset + 0x20,
+			    bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, offset));
+}
+
+static void bcm43xx_rate_memory_init(struct bcm43xx_private *bcm)
+{
+	switch (bcm43xx_current_phy(bcm)->type) {
+	case BCM43xx_PHYTYPE_A:
+	case BCM43xx_PHYTYPE_G:
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_6MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_12MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_18MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_24MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_36MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_48MB, 1);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_OFDM_RATE_54MB, 1);
+	case BCM43xx_PHYTYPE_B:
+		bcm43xx_rate_memory_write(bcm, BCM43xx_CCK_RATE_1MB, 0);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_CCK_RATE_2MB, 0);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_CCK_RATE_5MB, 0);
+		bcm43xx_rate_memory_write(bcm, BCM43xx_CCK_RATE_11MB, 0);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+static void bcm43xx_wireless_core_cleanup(struct bcm43xx_private *bcm)
+{
+	bcm43xx_chip_cleanup(bcm);
+	bcm43xx_pio_free(bcm);
+	bcm43xx_dma_free(bcm);
+
+	bcm->current_core->initialized = 0;
+}
+
+/* http://bcm-specs.sipsolutions.net/80211Init */
+static int bcm43xx_wireless_core_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u32 ucodeflags;
+	int err;
+	u32 sbimconfiglow;
+	u8 limit;
+
+	if (bcm->chip_rev < 5) {
+		sbimconfiglow = bcm43xx_read32(bcm, BCM43xx_CIR_SBIMCONFIGLOW);
+		sbimconfiglow &= ~ BCM43xx_SBIMCONFIGLOW_REQUEST_TOUT_MASK;
+		sbimconfiglow &= ~ BCM43xx_SBIMCONFIGLOW_SERVICE_TOUT_MASK;
+		if (bcm->bustype == BCM43xx_BUSTYPE_PCI)
+			sbimconfiglow |= 0x32;
+		else if (bcm->bustype == BCM43xx_BUSTYPE_SB)
+			sbimconfiglow |= 0x53;
+		else
+			assert(0);
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBIMCONFIGLOW, sbimconfiglow);
+	}
+
+	bcm43xx_phy_calibrate(bcm);
+	err = bcm43xx_chip_init(bcm);
+	if (err)
+		goto out;
+
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0016, bcm->current_core->rev);
+	ucodeflags = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED, BCM43xx_UCODEFLAGS_OFFSET);
+
+	if (0 /*FIXME: which condition has to be used here? */)
+		ucodeflags |= 0x00000010;
+
+	/* HW decryption needs to be set now. */
+	ucodeflags |= 0x40000000;
+
+	if (phy->type == BCM43xx_PHYTYPE_G) {
+		ucodeflags |= BCM43xx_UCODEFLAG_UNKBGPHY;
+		if (phy->rev == 1)
+			ucodeflags |= BCM43xx_UCODEFLAG_UNKGPHY;
+		if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
+			ucodeflags |= BCM43xx_UCODEFLAG_UNKPACTRL;
+	} else if (phy->type == BCM43xx_PHYTYPE_B) {
+		ucodeflags |= BCM43xx_UCODEFLAG_UNKBGPHY;
+		if (phy->rev >= 2 && radio->version == 0x2050)
+			ucodeflags &= ~BCM43xx_UCODEFLAG_UNKGPHY;
+	}
+
+	if (ucodeflags != bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+					     BCM43xx_UCODEFLAGS_OFFSET)) {
+		bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+				    BCM43xx_UCODEFLAGS_OFFSET, ucodeflags);
+	}
+
+	/* Short/Long Retry Limit.
+	 * The retry-limit is a 4-bit counter. Enforce this to avoid overflowing
+	 * the chip-internal counter.
+	 */
+	limit = limit_value(modparam_short_retry, 0, 0xF);
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0006, limit);
+	limit = limit_value(modparam_long_retry, 0, 0xF);
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0007, limit);
+
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0044, 3);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0046, 2);
+
+	bcm43xx_rate_memory_init(bcm);
+
+	/* Minimum Contention Window */
+	if (phy->type == BCM43xx_PHYTYPE_B)
+		bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0003, 0x0000001f);
+	else
+		bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0003, 0x0000000f);
+	/* Maximum Contention Window */
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_WIRELESS, 0x0004, 0x000003ff);
+
+	bcm43xx_gen_bssid(bcm);
+	bcm43xx_write_mac_bssid_templates(bcm);
+
+	if (bcm->current_core->rev >= 5)
+		bcm43xx_write16(bcm, 0x043C, 0x000C);
+
+	if (bcm43xx_using_pio(bcm))
+		err = bcm43xx_pio_init(bcm);
+	else
+		err = bcm43xx_dma_init(bcm);
+	if (err)
+		goto err_chip_cleanup;
+	bcm43xx_write16(bcm, 0x0612, 0x0050);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0416, 0x0050);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0414, 0x01F4);
+
+	bcm43xx_mac_enable(bcm);
+	bcm43xx_interrupt_enable(bcm, bcm->irq_savedstate);
+
+	bcm->current_core->initialized = 1;
+out:
+	return err;
+
+err_chip_cleanup:
+	bcm43xx_chip_cleanup(bcm);
+	goto out;
+}
+
+static int bcm43xx_chipset_attach(struct bcm43xx_private *bcm)
+{
+	int err;
+	u16 pci_status;
+
+	err = bcm43xx_pctl_set_crystal(bcm, 1);
+	if (err)
+		goto out;
+	bcm43xx_pci_read_config16(bcm, PCI_STATUS, &pci_status);
+	bcm43xx_pci_write_config16(bcm, PCI_STATUS, pci_status & ~PCI_STATUS_SIG_TARGET_ABORT);
+
+out:
+	return err;
+}
+
+static void bcm43xx_chipset_detach(struct bcm43xx_private *bcm)
+{
+	bcm43xx_pctl_set_clock(bcm, BCM43xx_PCTL_CLK_SLOW);
+	bcm43xx_pctl_set_crystal(bcm, 0);
+}
+
+static void bcm43xx_pcicore_broadcast_value(struct bcm43xx_private *bcm,
+					    u32 address,
+					    u32 data)
+{
+	bcm43xx_write32(bcm, BCM43xx_PCICORE_BCAST_ADDR, address);
+	bcm43xx_write32(bcm, BCM43xx_PCICORE_BCAST_DATA, data);
+}
+
+static int bcm43xx_pcicore_commit_settings(struct bcm43xx_private *bcm)
+{
+	int err;
+	struct bcm43xx_coreinfo *old_core;
+
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_pci);
+	if (err)
+		goto out;
+
+	bcm43xx_pcicore_broadcast_value(bcm, 0xfd8, 0x00000000);
+
+	bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+out:
+	return err;
+}
+
+/* Make an I/O Core usable. "core_mask" is the bitmask of the cores to enable.
+ * To enable core 0, pass a core_mask of 1<<0
+ */
+static int bcm43xx_setup_backplane_pci_connection(struct bcm43xx_private *bcm,
+						  u32 core_mask)
+{
+	u32 backplane_flag_nr;
+	u32 value;
+	struct bcm43xx_coreinfo *old_core;
+	int err = 0;
+
+	value = bcm43xx_read32(bcm, BCM43xx_CIR_SBTPSFLAG);
+	backplane_flag_nr = value & BCM43xx_BACKPLANE_FLAG_NR_MASK;
+
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_pci);
+	if (err)
+		goto out;
+
+	if (bcm->core_pci.rev < 6) {
+		value = bcm43xx_read32(bcm, BCM43xx_CIR_SBINTVEC);
+		value |= (1 << backplane_flag_nr);
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBINTVEC, value);
+	} else {
+		err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCICFG_ICR, &value);
+		if (err) {
+			printk(KERN_ERR PFX "Error: ICR setup failure!\n");
+			goto out_switch_back;
+		}
+		value |= core_mask << 8;
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCICFG_ICR, value);
+		if (err) {
+			printk(KERN_ERR PFX "Error: ICR setup failure!\n");
+			goto out_switch_back;
+		}
+	}
+
+	value = bcm43xx_read32(bcm, BCM43xx_PCICORE_SBTOPCI2);
+	value |= BCM43xx_SBTOPCI2_PREFETCH | BCM43xx_SBTOPCI2_BURST;
+	bcm43xx_write32(bcm, BCM43xx_PCICORE_SBTOPCI2, value);
+
+	if (bcm->core_pci.rev < 5) {
+		value = bcm43xx_read32(bcm, BCM43xx_CIR_SBIMCONFIGLOW);
+		value |= (2 << BCM43xx_SBIMCONFIGLOW_SERVICE_TOUT_SHIFT)
+			 & BCM43xx_SBIMCONFIGLOW_SERVICE_TOUT_MASK;
+		value |= (3 << BCM43xx_SBIMCONFIGLOW_REQUEST_TOUT_SHIFT)
+			 & BCM43xx_SBIMCONFIGLOW_REQUEST_TOUT_MASK;
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBIMCONFIGLOW, value);
+		err = bcm43xx_pcicore_commit_settings(bcm);
+		assert(err == 0);
+	}
+
+out_switch_back:
+	err = bcm43xx_switch_core(bcm, old_core);
+out:
+	return err;
+}
+
+static void bcm43xx_periodic_every120sec(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	if (phy->type != BCM43xx_PHYTYPE_G || phy->rev < 2)
+		return;
+
+	bcm43xx_mac_suspend(bcm);
+	bcm43xx_phy_lo_g_measure(bcm);
+	bcm43xx_mac_enable(bcm);
+}
+
+static void bcm43xx_periodic_every60sec(struct bcm43xx_private *bcm)
+{
+	bcm43xx_phy_lo_mark_all_unused(bcm);
+	if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+		bcm43xx_mac_suspend(bcm);
+		bcm43xx_calc_nrssi_slope(bcm);
+		bcm43xx_mac_enable(bcm);
+	}
+}
+
+static void bcm43xx_periodic_every30sec(struct bcm43xx_private *bcm)
+{
+	/* Update device statistics. */
+	bcm43xx_calculate_link_quality(bcm);
+}
+
+static void bcm43xx_periodic_every15sec(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	if (phy->type == BCM43xx_PHYTYPE_G) {
+		//TODO: update_aci_moving_average
+		if (radio->aci_enable && radio->aci_wlan_automatic) {
+			bcm43xx_mac_suspend(bcm);
+			if (!radio->aci_enable && 1 /*TODO: not scanning? */) {
+				if (0 /*TODO: bunch of conditions*/) {
+					bcm43xx_radio_set_interference_mitigation(bcm,
+										  BCM43xx_RADIO_INTERFMODE_MANUALWLAN);
+				}
+			} else if (1/*TODO*/) {
+				/*
+				if ((aci_average > 1000) && !(bcm43xx_radio_aci_scan(bcm))) {
+					bcm43xx_radio_set_interference_mitigation(bcm,
+										  BCM43xx_RADIO_INTERFMODE_NONE);
+				}
+				*/
+			}
+			bcm43xx_mac_enable(bcm);
+		} else if (radio->interfmode == BCM43xx_RADIO_INTERFMODE_NONWLAN &&
+			   phy->rev == 1) {
+			//TODO: implement rev1 workaround
+		}
+	}
+	bcm43xx_phy_xmitpower(bcm); //FIXME: unless scanning?
+	//TODO for APHY (temperature?)
+}
+
+static void bcm43xx_periodic_task_handler(unsigned long d)
+{
+	struct bcm43xx_private *bcm = (struct bcm43xx_private *)d;
+	unsigned long flags;
+	unsigned int state;
+
+	bcm43xx_lock_mmio(bcm, flags);
+
+	assert(bcm->initialized);
+	state = bcm->periodic_state;
+	if (state % 8 == 0)
+		bcm43xx_periodic_every120sec(bcm);
+	if (state % 4 == 0)
+		bcm43xx_periodic_every60sec(bcm);
+	if (state % 2 == 0)
+		bcm43xx_periodic_every30sec(bcm);
+	bcm43xx_periodic_every15sec(bcm);
+	bcm->periodic_state = state + 1;
+
+	mod_timer(&bcm->periodic_tasks, jiffies + (HZ * 15));
+
+	bcm43xx_unlock_mmio(bcm, flags);
+}
+
+static void bcm43xx_periodic_tasks_delete(struct bcm43xx_private *bcm)
+{
+	del_timer_sync(&bcm->periodic_tasks);
+}
+
+static void bcm43xx_periodic_tasks_setup(struct bcm43xx_private *bcm)
+{
+	struct timer_list *timer = &(bcm->periodic_tasks);
+
+	assert(bcm->initialized);
+	setup_timer(timer,
+		    bcm43xx_periodic_task_handler,
+		    (unsigned long)bcm);
+	timer->expires = jiffies;
+	add_timer(timer);
+}
+
+static void bcm43xx_free_modes(struct bcm43xx_private *bcm)
+{
+	struct ieee80211_hw *ieee = bcm->ieee;
+	int i;
+
+	for (i = 0; i < ieee->num_modes; i++) {
+		kfree(ieee->modes[i].channels);
+		kfree(ieee->modes[i].rates);
+	}
+	kfree(ieee->modes);
+	ieee->modes = NULL;
+	ieee->num_modes = 0;
+}
+
+static int bcm43xx_append_mode(struct ieee80211_hw *ieee,
+			       int mode_id,
+			       int nr_channels,
+			       const struct ieee80211_channel *channels,
+			       int nr_rates,
+			       const struct ieee80211_rate *rates)
+{
+	struct ieee80211_hw_modes *mode;
+	int err = -ENOMEM;
+
+	mode = &(ieee->modes[ieee->num_modes]);
+
+	mode->mode = mode_id;
+	mode->num_channels = nr_channels;
+	mode->channels = kzalloc(sizeof(*channels) * nr_channels, GFP_KERNEL);
+	if (!mode->channels)
+		goto out;
+	memcpy(mode->channels, channels, sizeof(*channels) * nr_channels);
+
+	mode->num_rates = nr_rates;
+	mode->rates = kzalloc(sizeof(*rates) * nr_rates, GFP_KERNEL);
+	if (!mode->rates)
+		goto err_free_channels;
+	memcpy(mode->rates, rates, sizeof(*rates) * nr_rates);
+
+	ieee->num_modes++;
+	err = 0;
+out:
+	return err;
+
+err_free_channels:
+	kfree(mode->channels);
+	goto out;
+}
+
+static int bcm43xx_setup_modes_aphy(struct bcm43xx_private *bcm)
+{
+	int err = 0;
+
+	static const struct ieee80211_rate rates[] = {
+		{
+			.rate	= 60,
+			.val	= BCM43xx_OFDM_RATE_6MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_6MB,
+		}, {
+			.rate	= 90,
+			.val	= BCM43xx_OFDM_RATE_9MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_9MB,
+		}, {
+			.rate	= 120,
+			.val	= BCM43xx_OFDM_RATE_12MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_12MB,
+		}, {
+			.rate	= 180,
+			.val	= BCM43xx_OFDM_RATE_18MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_18MB,
+		}, {
+			.rate	= 240,
+			.val	= BCM43xx_OFDM_RATE_24MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_24MB,
+		}, {
+			.rate	= 360,
+			.val	= BCM43xx_OFDM_RATE_36MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_36MB,
+		}, {
+			.rate	= 480,
+			.val	= BCM43xx_OFDM_RATE_48MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_48MB,
+		}, {
+			.rate	= 540,
+			.val	= BCM43xx_OFDM_RATE_54MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_54MB,
+		},
+	};
+	static const struct ieee80211_channel channels[] = {
+		{
+			.chan		= 36,
+			.freq		= 5180,
+			.val		= 36,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 40,
+			.freq		= 5200,
+			.val		= 40,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 44,
+			.freq		= 5220,
+			.val		= 44,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 48,
+			.freq		= 5240,
+			.val		= 48,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 52,
+			.freq		= 5260,
+			.val		= 52,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 56,
+			.freq		= 5280,
+			.val		= 56,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 60,
+			.freq		= 5300,
+			.val		= 60,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 64,
+			.freq		= 5320,
+			.val		= 64,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 149,
+			.freq		= 5745,
+			.val		= 149,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 153,
+			.freq		= 5765,
+			.val		= 153,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 157,
+			.freq		= 5785,
+			.val		= 157,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 161,
+			.freq		= 5805,
+			.val		= 161,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 165,
+			.freq		= 5825,
+			.val		= 165,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		},
+	};
+
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A) {
+		err = bcm43xx_append_mode(bcm->ieee, MODE_IEEE80211A,
+					  ARRAY_SIZE(channels), channels,
+					  ARRAY_SIZE(rates), rates);
+	}
+
+	return err;
+}
+
+static int bcm43xx_setup_modes_bphy(struct bcm43xx_private *bcm)
+{
+	int err = 0;
+
+	static const struct ieee80211_rate rates[] = {
+		{
+			.rate	= 10,
+			.val	= BCM43xx_CCK_RATE_1MB,
+			.flags	= IEEE80211_RATE_CCK,
+			.val2	= BCM43xx_CCK_RATE_1MB,
+		}, {
+			.rate	= 20,
+			.val	= BCM43xx_CCK_RATE_2MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_2MB,
+		}, {
+			.rate	= 55,
+			.val	= BCM43xx_CCK_RATE_5MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_5MB,
+		}, {
+			.rate	= 110,
+			.val	= BCM43xx_CCK_RATE_11MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_11MB,
+		},
+	};
+	static const struct ieee80211_channel channels[] = {
+		{
+			.chan		= 1,
+			.freq		= 2412,
+			.val		= 1,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 2,
+			.freq		= 2417,
+			.val		= 2,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 3,
+			.freq		= 2422,
+			.val		= 3,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 4,
+			.freq		= 2427,
+			.val		= 4,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 5,
+			.freq		= 2432,
+			.val		= 5,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 6,
+			.freq		= 2437,
+			.val		= 6,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 7,
+			.freq		= 2442,
+			.val		= 7,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 8,
+			.freq		= 2447,
+			.val		= 8,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 9,
+			.freq		= 2452,
+			.val		= 9,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 10,
+			.freq		= 2457,
+			.val		= 10,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 11,
+			.freq		= 2462,
+			.val		= 11,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 12,
+			.freq		= 2467,
+			.val		= 12,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 13,
+			.freq		= 2472,
+			.val		= 13,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, /*{
+			.chan		= 14,
+			.freq		= 2484,
+			.val		= 14,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		},*/
+	};
+
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_B ||
+	    bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G) {
+		err = bcm43xx_append_mode(bcm->ieee, MODE_IEEE80211B,
+					  ARRAY_SIZE(channels), channels,
+					  ARRAY_SIZE(rates), rates);
+	}
+
+	return err;
+}
+
+static int bcm43xx_setup_modes_gphy(struct bcm43xx_private *bcm)
+{
+	int err = 0;
+
+	static const struct ieee80211_rate rates[] = {
+		{
+			.rate	= 10,
+			.val	= BCM43xx_CCK_RATE_1MB,
+			.flags	= IEEE80211_RATE_CCK,
+			.val2	= BCM43xx_CCK_RATE_1MB,
+		}, {
+			.rate	= 20,
+			.val	= BCM43xx_CCK_RATE_2MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_2MB,
+		}, {
+			.rate	= 55,
+			.val	= BCM43xx_CCK_RATE_5MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_5MB,
+		}, {
+			.rate	= 60,
+			.val	= BCM43xx_OFDM_RATE_6MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_6MB,
+		}, {
+			.rate	= 90,
+			.val	= BCM43xx_OFDM_RATE_9MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_9MB,
+		}, {
+			.rate	= 110,
+			.val	= BCM43xx_CCK_RATE_11MB,
+			.flags	= IEEE80211_RATE_CCK_2,
+			.val2	= BCM43xx_CCK_RATE_11MB,
+		}, {
+			.rate	= 120,
+			.val	= BCM43xx_OFDM_RATE_12MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_12MB,
+		}, {
+			.rate	= 180,
+			.val	= BCM43xx_OFDM_RATE_18MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_18MB,
+		}, {
+			.rate	= 240,
+			.val	= BCM43xx_OFDM_RATE_24MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_24MB,
+		}, {
+			.rate	= 360,
+			.val	= BCM43xx_OFDM_RATE_36MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_36MB,
+		}, {
+			.rate	= 480,
+			.val	= BCM43xx_OFDM_RATE_48MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_48MB,
+		}, {
+			.rate	= 540,
+			.val	= BCM43xx_OFDM_RATE_54MB,
+			.flags	= IEEE80211_RATE_OFDM,
+			.val2	= BCM43xx_OFDM_RATE_54MB,
+		},
+	};
+	static const struct ieee80211_channel channels[] = {
+		{
+			.chan		= 1,
+			.freq		= 2412,
+			.val		= 1,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 2,
+			.freq		= 2417,
+			.val		= 2,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 3,
+			.freq		= 2422,
+			.val		= 3,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 4,
+			.freq		= 2427,
+			.val		= 4,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 5,
+			.freq		= 2432,
+			.val		= 5,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 6,
+			.freq		= 2437,
+			.val		= 6,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 7,
+			.freq		= 2442,
+			.val		= 7,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 8,
+			.freq		= 2447,
+			.val		= 8,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 9,
+			.freq		= 2452,
+			.val		= 9,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 10,
+			.freq		= 2457,
+			.val		= 10,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 11,
+			.freq		= 2462,
+			.val		= 11,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 12,
+			.freq		= 2467,
+			.val		= 12,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, {
+			.chan		= 13,
+			.freq		= 2472,
+			.val		= 13,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		}, /*{
+			.chan		= 14,
+			.freq		= 2484,
+			.val		= 14,
+			.flag		= IEEE80211_CHAN_W_SCAN |
+					  IEEE80211_CHAN_W_ACTIVE_SCAN |
+					  IEEE80211_CHAN_W_IBSS,
+			.power_level	= 0xFF,
+			.antenna_max	= 0xFF,
+		},*/
+	};
+
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_G) {
+		err = bcm43xx_append_mode(bcm->ieee, MODE_IEEE80211G,
+					  ARRAY_SIZE(channels), channels,
+					  ARRAY_SIZE(rates), rates);
+	}
+
+	return err;
+}
+
+static int bcm43xx_setup_modes(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	int err = -ENOMEM;
+	int nr;
+	struct ieee80211_hw *ieee = bcm->ieee;
+
+	if (phy->type == BCM43xx_PHYTYPE_A)
+		nr = 1;
+	else if (phy->type == BCM43xx_PHYTYPE_B)
+		nr = 1;
+	else
+		nr = 2;
+	ieee->modes = kzalloc(sizeof(*(ieee->modes)) * nr, GFP_KERNEL);
+	if (!ieee->modes)
+		goto out;
+	ieee->num_modes = 0;
+
+	err = bcm43xx_setup_modes_aphy(bcm);
+	if (err)
+		goto error;
+	err = bcm43xx_setup_modes_gphy(bcm);
+	if (err)
+		goto error;
+	err = bcm43xx_setup_modes_bphy(bcm);
+	if (err)
+		goto error;
+
+	assert(ieee->num_modes == nr && nr > 0);
+out:
+	return err;
+
+error:
+	bcm43xx_free_modes(bcm);
+	goto out;
+}
+
+static void bcm43xx_security_init(struct bcm43xx_private *bcm)
+{
+	bcm->security_offset = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED,
+						  0x0056) * 2;
+	bcm43xx_clear_keys(bcm);
+}
+
+/* This is the opposite of bcm43xx_init_board() */
+static void bcm43xx_free_board(struct bcm43xx_private *bcm)
+{
+	int i, err;
+	unsigned long flags;
+
+	bcm43xx_sysfs_unregister(bcm);
+
+	bcm43xx_periodic_tasks_delete(bcm);
+
+	bcm43xx_lock(bcm, flags);
+	bcm->initialized = 0;
+	bcm->shutting_down = 1;
+	bcm43xx_unlock(bcm, flags);
+
+	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
+		if (!bcm->core_80211[i].available)
+			continue;
+		if (!bcm->core_80211[i].initialized)
+			continue;
+
+		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
+		assert(err == 0);
+		bcm43xx_wireless_core_cleanup(bcm);
+	}
+
+	bcm43xx_pctl_set_crystal(bcm, 0);
+	bcm43xx_free_modes(bcm);
+
+	bcm43xx_lock(bcm, flags);
+	bcm->shutting_down = 0;
+	bcm43xx_unlock(bcm, flags);
+}
+
+static int bcm43xx_init_board(struct bcm43xx_private *bcm)
+{
+	int i, err;
+	int connect_phy;
+	unsigned long flags;
+
+	might_sleep();
+
+	bcm43xx_lock(bcm, flags);
+	bcm->initialized = 0;
+	bcm->shutting_down = 0;
+	bcm43xx_unlock(bcm, flags);
+
+	err = bcm43xx_pctl_set_crystal(bcm, 1);
+	if (err)
+		goto out;
+	err = bcm43xx_pctl_init(bcm);
+	if (err)
+		goto err_crystal_off;
+	err = bcm43xx_pctl_set_clock(bcm, BCM43xx_PCTL_CLK_FAST);
+	if (err)
+		goto err_crystal_off;
+
+	tasklet_enable(&bcm->isr_tasklet);
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
+		assert(err != -ENODEV);
+		if (err)
+			goto err_80211_unwind;
+
+		/* Enable the selected wireless core.
+		 * Connect PHY only on the first core.
+		 */
+		if (!bcm43xx_core_enabled(bcm)) {
+			if (bcm->nr_80211_available == 1) {
+				connect_phy = bcm43xx_current_phy(bcm)->connected;
+			} else {
+				if (i == 0)
+					connect_phy = 1;
+				else
+					connect_phy = 0;
+			}
+			bcm43xx_wireless_core_reset(bcm, connect_phy);
+		}
+
+		if (i != 0)
+			bcm43xx_wireless_core_mark_inactive(bcm, &bcm->core_80211[0]);
+
+		err = bcm43xx_wireless_core_init(bcm);
+		if (err)
+			goto err_80211_unwind;
+
+		if (i != 0) {
+			bcm43xx_mac_suspend(bcm);
+			bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+			bcm43xx_radio_turn_off(bcm);
+		}
+	}
+	bcm->active_80211_core = &bcm->core_80211[0];
+	if (bcm->nr_80211_available >= 2) {
+		bcm43xx_switch_core(bcm, &bcm->core_80211[0]);
+		bcm43xx_mac_enable(bcm);
+	}
+	bcm43xx_macfilter_clear(bcm, BCM43xx_MACFILTER_ASSOC);
+	bcm43xx_macfilter_set(bcm, BCM43xx_MACFILTER_SELF, (u8 *)(bcm->net_dev->dev_addr));
+	dprintk(KERN_INFO PFX "80211 cores initialized\n");
+	bcm43xx_setup_modes(bcm);
+	bcm43xx_security_init(bcm);
+	ieee80211_update_hw(bcm->net_dev, bcm->ieee);
+	ieee80211_netif_oper(bcm->net_dev, NETIF_ATTACH);
+	ieee80211_netif_oper(bcm->net_dev, NETIF_START);
+	ieee80211_netif_oper(bcm->net_dev, NETIF_WAKE);
+
+	bcm43xx_pctl_set_clock(bcm, BCM43xx_PCTL_CLK_DYNAMIC);
+
+	if (bcm43xx_current_radio(bcm)->initial_channel != 0xFF) {
+		bcm43xx_mac_suspend(bcm);
+		bcm43xx_radio_selectchannel(bcm, bcm43xx_current_radio(bcm)->initial_channel, 0);
+		bcm43xx_mac_enable(bcm);
+	}
+
+	/* Initialization of the board is done. Flag it as such. */
+	bcm43xx_lock(bcm, flags);
+	bcm->initialized = 1;
+	bcm43xx_unlock(bcm, flags);
+
+	bcm43xx_periodic_tasks_setup(bcm);
+	bcm43xx_sysfs_register(bcm);
+
+	assert(err == 0);
+out:
+	return err;
+
+err_80211_unwind:
+	tasklet_disable(&bcm->isr_tasklet);
+	/* unwind all 80211 initialization */
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		if (!bcm->core_80211[i].initialized)
+			continue;
+		bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+		bcm43xx_wireless_core_cleanup(bcm);
+	}
+err_crystal_off:
+	bcm43xx_pctl_set_crystal(bcm, 0);
+	goto out;
+}
+
+static void bcm43xx_detach_board(struct bcm43xx_private *bcm)
+{
+	struct pci_dev *pci_dev = bcm->pci_dev;
+	int i;
+
+	bcm43xx_chipset_detach(bcm);
+	/* Do _not_ access the chip, after it is detached. */
+	iounmap(bcm->mmio_addr);
+
+	pci_release_regions(pci_dev);
+	pci_disable_device(pci_dev);
+
+	/* Free allocated structures/fields */
+	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
+		kfree(bcm->core_80211_ext[i].phy._lo_pairs);
+		if (bcm->core_80211_ext[i].phy.dyn_tssi_tbl)
+			kfree(bcm->core_80211_ext[i].phy.tssi2dbm);
+	}
+}
+
+static int bcm43xx_read_phyinfo(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 value;
+	u8 phy_version;
+	u8 phy_type;
+	u8 phy_rev;
+	int phy_rev_ok = 1;
+	void *p;
+
+	value = bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_VER);
+
+	phy_version = (value & 0xF000) >> 12;
+	phy_type = (value & 0x0F00) >> 8;
+	phy_rev = (value & 0x000F);
+
+	dprintk(KERN_INFO PFX "Detected PHY: Version: %x, Type %x, Revision %x\n",
+		phy_version, phy_type, phy_rev);
+
+	switch (phy_type) {
+	case BCM43xx_PHYTYPE_A:
+		if (phy_rev >= 4)
+			phy_rev_ok = 0;
+		break;
+	case BCM43xx_PHYTYPE_B:
+		if (phy_rev != 2 && phy_rev != 4 && phy_rev != 6 && phy_rev != 7)
+			phy_rev_ok = 0;
+		break;
+	case BCM43xx_PHYTYPE_G:
+		if (phy_rev > 7)
+			phy_rev_ok = 0;
+		break;
+	default:
+		printk(KERN_ERR PFX "Error: Unknown PHY Type %x\n",
+		       phy_type);
+		return -ENODEV;
+	};
+	if (!phy_rev_ok) {
+		printk(KERN_WARNING PFX "Invalid PHY Revision %x\n",
+		       phy_rev);
+	}
+
+	phy->version = phy_version;
+	phy->type = phy_type;
+	phy->rev = phy_rev;
+	if ((phy_type == BCM43xx_PHYTYPE_B) || (phy_type == BCM43xx_PHYTYPE_G)) {
+		p = kzalloc(sizeof(struct bcm43xx_lopair) * BCM43xx_LO_COUNT,
+			    GFP_KERNEL);
+		if (!p)
+			return -ENOMEM;
+		phy->_lo_pairs = p;
+	}
+
+	return 0;
+}
+
+static int bcm43xx_attach_board(struct bcm43xx_private *bcm)
+{
+	struct pci_dev *pci_dev = bcm->pci_dev;
+	struct net_device *net_dev = bcm->net_dev;
+	int err;
+	int i;
+	unsigned long mmio_start, mmio_flags, mmio_len;
+	u32 coremask;
+
+	err = pci_enable_device(pci_dev);
+	if (err) {
+		printk(KERN_ERR PFX "unable to wake up pci device (%i)\n", err);
+		goto out;
+	}
+	mmio_start = pci_resource_start(pci_dev, 0);
+	mmio_flags = pci_resource_flags(pci_dev, 0);
+	mmio_len = pci_resource_len(pci_dev, 0);
+	if (!(mmio_flags & IORESOURCE_MEM)) {
+		printk(KERN_ERR PFX
+		       "%s, region #0 not an MMIO resource, aborting\n",
+		       pci_name(pci_dev));
+		err = -ENODEV;
+		goto err_pci_disable;
+	}
+	err = pci_request_regions(pci_dev, KBUILD_MODNAME);
+	if (err) {
+		printk(KERN_ERR PFX
+		       "could not access PCI resources (%i)\n", err);
+		goto err_pci_disable;
+	}
+	/* enable PCI bus-mastering */
+	pci_set_master(pci_dev);
+	bcm->mmio_addr = ioremap(mmio_start, mmio_len);
+	if (!bcm->mmio_addr) {
+		printk(KERN_ERR PFX "%s: cannot remap MMIO, aborting\n",
+		       pci_name(pci_dev));
+		err = -EIO;
+		goto err_pci_release;
+	}
+	bcm->mmio_len = mmio_len;
+	net_dev->base_addr = (unsigned long)bcm->mmio_addr;
+
+	bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_VENDOR_ID,
+	                          &bcm->board_vendor);
+	bcm43xx_pci_read_config16(bcm, PCI_SUBSYSTEM_ID,
+	                          &bcm->board_type);
+	bcm43xx_pci_read_config16(bcm, PCI_REVISION_ID,
+	                          &bcm->board_revision);
+
+	err = bcm43xx_chipset_attach(bcm);
+	if (err)
+		goto err_iounmap;
+	err = bcm43xx_pctl_init(bcm);
+	if (err)
+		goto err_chipset_detach;
+	err = bcm43xx_probe_cores(bcm);
+	if (err)
+		goto err_chipset_detach;
+	
+	/* Attach all IO cores to the backplane. */
+	coremask = 0;
+	for (i = 0; i < bcm->nr_80211_available; i++)
+		coremask |= (1 << bcm->core_80211[i].index);
+	//FIXME: Also attach some non80211 cores?
+	err = bcm43xx_setup_backplane_pci_connection(bcm, coremask);
+	if (err) {
+		printk(KERN_ERR PFX "Backplane->PCI connection failed!\n");
+		goto err_chipset_detach;
+	}
+
+	err = bcm43xx_sprom_extract(bcm);
+	if (err)
+		goto err_chipset_detach;
+	err = bcm43xx_leds_init(bcm);
+	if (err)
+		goto err_chipset_detach;
+
+	for (i = 0; i < bcm->nr_80211_available; i++) {
+		err = bcm43xx_switch_core(bcm, &bcm->core_80211[i]);
+		assert(err != -ENODEV);
+		if (err)
+			goto err_80211_unwind;
+
+		/* Enable the selected wireless core.
+		 * Connect PHY only on the first core.
+		 */
+		bcm43xx_wireless_core_reset(bcm, (i == 0));
+
+		err = bcm43xx_read_phyinfo(bcm);
+		if (err && (i == 0))
+			goto err_80211_unwind;
+
+		err = bcm43xx_read_radioinfo(bcm);
+		if (err && (i == 0))
+			goto err_80211_unwind;
+
+		err = bcm43xx_validate_chip(bcm);
+		if (err && (i == 0))
+			goto err_80211_unwind;
+
+		bcm43xx_radio_turn_off(bcm);
+		err = bcm43xx_phy_init_tssi2dbm_table(bcm);
+		if (err)
+			goto err_80211_unwind;
+		bcm43xx_wireless_core_disable(bcm);
+	}
+	bcm43xx_pctl_set_crystal(bcm, 0);
+
+	/* Set the MAC address in the networking subsystem */
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
+		memcpy(bcm->net_dev->dev_addr, bcm->sprom.et1macaddr, 6);
+	else
+		memcpy(bcm->net_dev->dev_addr, bcm->sprom.il0macaddr, 6);
+
+	snprintf(bcm->nick, IW_ESSID_MAX_SIZE,
+		 "Broadcom %04X", bcm->chip_id);
+
+	assert(err == 0);
+out:
+	return err;
+
+err_80211_unwind:
+	for (i = 0; i < BCM43xx_MAX_80211_CORES; i++) {
+		kfree(bcm->core_80211_ext[i].phy._lo_pairs);
+		if (bcm->core_80211_ext[i].phy.dyn_tssi_tbl)
+			kfree(bcm->core_80211_ext[i].phy.tssi2dbm);
+	}
+err_chipset_detach:
+	bcm43xx_chipset_detach(bcm);
+err_iounmap:
+	iounmap(bcm->mmio_addr);
+err_pci_release:
+	pci_release_regions(pci_dev);
+err_pci_disable:
+	pci_disable_device(pci_dev);
+	goto out;
+}
+
+/* hard_start_xmit() callback in struct ieee80211_device */
+static int bcm43xx_net_hard_start_xmit(struct net_device *net_dev,
+				       struct sk_buff *skb,
+				       struct ieee80211_tx_control *ctl)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	int err = -ENODEV;
+	unsigned long flags;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	if (likely(bcm->initialized)) {
+		if (bcm43xx_using_pio(bcm))
+			err = bcm43xx_pio_tx(bcm, skb, ctl);
+		else
+			err = bcm43xx_dma_tx(bcm, skb, ctl);
+	}
+	bcm43xx_unlock_mmio(bcm, flags);
+
+	return err;
+}
+
+static int bcm43xx_net_reset(struct net_device *net_dev)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	bcm43xx_controller_restart(bcm, "IEEE reset");
+	bcm43xx_unlock_mmio(bcm, flags);
+
+	return 0;
+}
+
+static int bcm43xx_net_config(struct net_device *net_dev,
+			      struct ieee80211_conf *conf)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	struct bcm43xx_radioinfo *radio;
+	struct bcm43xx_phyinfo *phy;
+	unsigned long flags;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	if (!bcm->initialized) {
+		bcm43xx_unlock_mmio(bcm, flags);
+		return 0;
+	}
+	radio = bcm43xx_current_radio(bcm);
+	phy = bcm43xx_current_phy(bcm);
+
+	if (conf->channel != radio->channel)
+		bcm43xx_radio_selectchannel(bcm, conf->channel, 0);
+
+	if (conf->mode != bcm->iw_mode)
+		bcm43xx_set_iwmode(bcm, conf->mode);
+
+	if (conf->short_slot_time != bcm->short_slot) {
+		assert(phy->type == BCM43xx_PHYTYPE_G);
+		if (conf->short_slot_time)
+			bcm43xx_short_slot_timing_enable(bcm);
+		else
+			bcm43xx_short_slot_timing_disable(bcm);
+	}
+
+	if (conf->power_level != 0) {
+		radio->power_level = conf->power_level;
+		bcm43xx_phy_xmitpower(bcm);
+	}
+//FIXME: This does not seem to wake up:
+#if 0
+	if (conf->power_level == 0) {
+		if (radio->enabled)
+			bcm43xx_radio_turn_off(bcm);
+	} else {
+		if (!radio->enabled)
+			bcm43xx_radio_turn_on(bcm);
+	}
+#endif
+
+	//TODO: phymode
+	//TODO: antennas
+
+	bcm43xx_unlock_mmio(bcm, flags);
+
+	return 0;
+}
+
+static int bcm43xx_net_set_key(struct net_device *net_dev,
+			       set_key_cmd cmd,
+			       u8 *addr,
+			       struct ieee80211_key_conf *key,
+			       int aid)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+	u8 algorithm;
+	u8 index;
+	int err = -EINVAL;
+
+	switch (key->alg) {
+	default:
+	case ALG_NONE:
+	case ALG_NULL:
+		algorithm = BCM43xx_SEC_ALGO_NONE;
+		break;
+	case ALG_WEP:
+		if (key->keylen == 5)
+			algorithm = BCM43xx_SEC_ALGO_WEP;
+		else
+			algorithm = BCM43xx_SEC_ALGO_WEP104;
+		break;
+	case ALG_TKIP:
+		algorithm = BCM43xx_SEC_ALGO_TKIP;
+		break;
+	case ALG_CCMP:
+		algorithm = BCM43xx_SEC_ALGO_AES;
+		break;
+	}
+
+	index = (u8)(key->keyidx);
+	if (index >= ARRAY_SIZE(bcm->key))
+		goto out;
+	bcm43xx_lock_mmio(bcm, flags);
+	switch (cmd) {
+	case SET_KEY:
+		err = bcm43xx_key_write(bcm, index, algorithm,
+					key->key, key->keylen,
+					addr);
+		if (err)
+			goto out_unlock;
+		key->hw_key_idx = index;
+		key->force_sw_encrypt = 0;
+		if (key->default_tx_key)
+			bcm->default_key_idx = index;
+		bcm->key[index].enabled = 1;
+		break;
+	case DISABLE_KEY:
+		bcm->key[index].enabled = 0;
+		err = 0;
+		break;
+	case REMOVE_ALL_KEYS:
+		bcm43xx_clear_keys(bcm);
+		err = 0;
+		break;
+	case ENABLE_COMPRESSION:
+	case DISABLE_COMPRESSION:
+		err = 0;
+		break;
+	}
+out_unlock:
+	bcm43xx_unlock_mmio(bcm, flags);
+out:
+	return err;
+}
+
+static int bcm43xx_net_conf_tx(struct net_device *net_dev,
+			       int queue,
+			       const struct ieee80211_tx_queue_params *params)
+{
+	return 0;
+}
+
+static int bcm43xx_net_get_tx_stats(struct net_device *net_dev,
+				    struct ieee80211_tx_queue_stats *stats)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+
+	bcm43xx_lock(bcm, flags);
+	if (bcm43xx_using_pio(bcm))
+		bcm43xx_pio_get_tx_stats(bcm, stats);
+	else
+		bcm43xx_dma_get_tx_stats(bcm, stats);
+	bcm43xx_unlock(bcm, flags);
+
+	return 0;
+}
+
+static int bcm43xx_net_get_stats(struct net_device *net_dev,
+				 struct ieee80211_low_level_stats *stats)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+
+	bcm43xx_lock(bcm, flags);
+	memcpy(stats, &bcm->ieee_stats, sizeof(*stats));
+	bcm43xx_unlock(bcm, flags);
+
+	return 0;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void bcm43xx_net_poll_controller(struct net_device *net_dev)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+
+	local_irq_save(flags);
+	bcm43xx_interrupt_handler(bcm->irq, bcm, NULL);
+	local_irq_restore(flags);
+}
+#endif /* CONFIG_NET_POLL_CONTROLLER */
+
+static int bcm43xx_net_open(struct net_device *net_dev)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+
+	return bcm43xx_init_board(bcm);
+}
+
+static int bcm43xx_net_stop(struct net_device *net_dev)
+{
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+
+	if (bcm->initialized) {
+		bcm43xx_disable_interrupts_sync(bcm, NULL);
+		bcm43xx_free_board(bcm);
+	}
+
+	return 0;
+}
+
+/* Initialization of struct net_device, just after allocation. */
+static void bcm43xx_netdev_setup(struct net_device *net_dev)
+{
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	net_dev->poll_controller = bcm43xx_net_poll_controller;
+#endif
+	SET_ETHTOOL_OPS(net_dev, &bcm43xx_ethtool_ops);
+}
+
+static int bcm43xx_init_private(struct bcm43xx_private *bcm,
+				struct net_device *net_dev,
+				struct pci_dev *pci_dev,
+				struct ieee80211_hw *ieee)
+{
+	int err;
+
+	bcm->ieee = ieee;
+	bcm->irq_savedstate = BCM43xx_IRQ_INITIAL;
+	bcm->pci_dev = pci_dev;
+	bcm->net_dev = net_dev;
+	bcm->bad_frames_preempt = modparam_bad_frames_preempt;
+	spin_lock_init(&bcm->_lock);
+	tasklet_init(&bcm->isr_tasklet,
+		     (void (*)(unsigned long))bcm43xx_interrupt_tasklet,
+		     (unsigned long)bcm);
+	tasklet_disable_nosync(&bcm->isr_tasklet);
+	if (modparam_pio) {
+		bcm->__using_pio = 1;
+	} else {
+		err = pci_set_dma_mask(pci_dev, DMA_30BIT_MASK);
+		err |= pci_set_consistent_dma_mask(pci_dev, DMA_30BIT_MASK);
+		if (err) {
+#ifdef CONFIG_BCM43XX_D80211_PIO
+			printk(KERN_WARNING PFX "DMA not supported. Falling back to PIO.\n");
+			bcm->__using_pio = 1;
+#else
+			printk(KERN_ERR PFX "FATAL: DMA not supported and PIO not configured. "
+					    "Recompile the driver with PIO support, please.\n");
+			return -ENODEV;
+#endif /* CONFIG_BCM43XX_D80211_PIO */
+		}
+	}
+
+	return 0;
+}
+
+static int __devinit bcm43xx_init_one(struct pci_dev *pdev,
+				      const struct pci_device_id *ent)
+{
+	struct net_device *net_dev;
+	struct bcm43xx_private *bcm;
+	struct ieee80211_hw *ieee;
+	int err = -ENOMEM;
+
+#ifdef CONFIG_BCM947XX
+	if ((pdev->bus->number == 0) && (pdev->device != 0x0800))
+		return -ENODEV;
+#endif
+	
+#ifdef DEBUG_SINGLE_DEVICE_ONLY
+	if (strcmp(pci_name(pdev), DEBUG_SINGLE_DEVICE_ONLY))
+		return -ENODEV;
+#endif
+
+	ieee = kzalloc(sizeof(*ieee), GFP_KERNEL);
+	if (!ieee)
+		goto out;
+	ieee->version = IEEE80211_VERSION;
+	ieee->name = KBUILD_MODNAME;
+	ieee->host_gen_beacon = 1;
+	ieee->rx_includes_fcs = 1;
+	ieee->tx = bcm43xx_net_hard_start_xmit;
+	ieee->open = bcm43xx_net_open;
+	ieee->stop = bcm43xx_net_stop;
+	ieee->reset = bcm43xx_net_reset;
+	ieee->config = bcm43xx_net_config;
+//TODO	ieee->set_key = bcm43xx_net_set_key;
+	ieee->get_stats = bcm43xx_net_get_stats;
+	ieee->queues = 1;
+	ieee->get_tx_stats = bcm43xx_net_get_tx_stats;
+	ieee->conf_tx = bcm43xx_net_conf_tx;
+	ieee->wep_include_iv = 1;
+
+	net_dev = ieee80211_alloc_hw(sizeof(*bcm), bcm43xx_netdev_setup);
+	if (!net_dev) {
+		printk(KERN_ERR PFX
+		       "could not allocate ieee80211 device %s\n",
+		       pci_name(pdev));
+		goto err_free_ieee;
+	}
+	/* initialize the bcm43xx_private struct */
+	bcm = bcm43xx_priv(net_dev);
+	memset(bcm, 0, sizeof(*bcm));
+	err = bcm43xx_init_private(bcm, net_dev, pdev, ieee);
+	if (err)
+		goto err_free_netdev;
+
+	pci_set_drvdata(pdev, net_dev);
+
+	err = bcm43xx_attach_board(bcm);
+	if (err)
+		goto err_free_netdev;
+	err = ieee80211_register_hw(net_dev, ieee);
+	if (err)
+		goto err_detach_board;
+
+	bcm43xx_debugfs_add_device(bcm);
+
+	assert(err == 0);
+out:
+	return err;
+
+err_detach_board:
+	bcm43xx_detach_board(bcm);
+err_free_netdev:
+	ieee80211_free_hw(net_dev);
+err_free_ieee:
+	kfree(ieee);
+	goto out;
+}
+
+static void __devexit bcm43xx_remove_one(struct pci_dev *pdev)
+{
+	struct net_device *net_dev = pci_get_drvdata(pdev);
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	struct ieee80211_hw *ieee = bcm->ieee;
+
+	bcm43xx_debugfs_remove_device(bcm);
+
+	/* Bring down the device early to stop all TX and RX operation. */
+	ieee80211_netif_oper(net_dev, NETIF_DETACH);
+	bcm43xx_net_stop(net_dev);
+
+	ieee80211_unregister_hw(net_dev);
+	bcm43xx_detach_board(bcm);
+	if (bcm->cached_beacon)
+		kfree_skb(bcm->cached_beacon);
+	bcm->cached_beacon = NULL;
+	assert(bcm->ucode == NULL);
+	ieee80211_free_hw(net_dev);
+	kfree(ieee);
+}
+
+/* Hard-reset the chip. Do not call this directly.
+ * Use bcm43xx_controller_restart()
+ */
+static void bcm43xx_chip_reset(void *_bcm)
+{
+	struct bcm43xx_private *bcm = _bcm;
+	struct net_device *net_dev = bcm->net_dev;
+	struct pci_dev *pci_dev = bcm->pci_dev;
+	struct ieee80211_hw *ieee = bcm->ieee;
+	int err;
+	int was_initialized = bcm->initialized;
+
+	ieee80211_netif_oper(bcm->net_dev, NETIF_DETACH);
+	tasklet_disable(&bcm->isr_tasklet);
+
+	bcm->firmware_norelease = 1;
+	if (was_initialized)
+		bcm43xx_free_board(bcm);
+	bcm->firmware_norelease = 0;
+	bcm43xx_detach_board(bcm);
+	err = bcm43xx_init_private(bcm, net_dev, pci_dev, ieee);
+	if (err)
+		goto failure;
+	err = bcm43xx_attach_board(bcm);
+	if (err)
+		goto failure;
+	if (was_initialized) {
+		err = bcm43xx_init_board(bcm);
+		if (err)
+			goto failure;
+	}
+	ieee80211_netif_oper(bcm->net_dev, NETIF_ATTACH);
+	printk(KERN_INFO PFX "Controller restarted\n");
+
+	return;
+failure:
+	printk(KERN_ERR PFX "Controller restart failed\n");
+}
+
+/* Hard-reset the chip.
+ * This can be called from interrupt or process context.
+ * Make sure to _not_ re-enable device interrupts after this has been called.
+ */
+void bcm43xx_controller_restart(struct bcm43xx_private *bcm, const char *reason)
+{
+	bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL);
+	bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */
+	printk(KERN_ERR PFX "Controller RESET (%s) ...\n", reason);
+	INIT_WORK(&bcm->restart_work, bcm43xx_chip_reset, bcm);
+	schedule_work(&bcm->restart_work);
+}
+
+#ifdef CONFIG_PM
+
+static int bcm43xx_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+	struct net_device *net_dev = pci_get_drvdata(pdev);
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	unsigned long flags;
+	int try_to_shutdown = 0, err;
+
+	dprintk(KERN_INFO PFX "Suspending...\n");
+
+	bcm43xx_lock(bcm, flags);
+	bcm->was_initialized = bcm->initialized;
+	if (bcm->initialized)
+		try_to_shutdown = 1;
+	bcm43xx_unlock(bcm, flags);
+
+	ieee80211_netif_oper(bcm->net_dev, NETIF_DETACH);
+	if (try_to_shutdown) {
+		err = bcm43xx_disable_interrupts_sync(bcm, &bcm->irq_savedstate);
+		if (unlikely(err)) {
+			dprintk(KERN_ERR PFX "Suspend failed.\n");
+			return -EAGAIN;
+		}
+		bcm->firmware_norelease = 1;
+		bcm43xx_free_board(bcm);
+		bcm->firmware_norelease = 0;
+	}
+	bcm43xx_chipset_detach(bcm);
+
+	pci_save_state(pdev);
+	pci_disable_device(pdev);
+	pci_set_power_state(pdev, pci_choose_state(pdev, state));
+
+	dprintk(KERN_INFO PFX "Device suspended.\n");
+
+	return 0;
+}
+
+static int bcm43xx_resume(struct pci_dev *pdev)
+{
+	struct net_device *net_dev = pci_get_drvdata(pdev);
+	struct bcm43xx_private *bcm = bcm43xx_priv(net_dev);
+	int err = 0;
+
+	dprintk(KERN_INFO PFX "Resuming...\n");
+
+	pci_set_power_state(pdev, 0);
+	pci_enable_device(pdev);
+	pci_restore_state(pdev);
+
+	bcm43xx_chipset_attach(bcm);
+	if (bcm->was_initialized) {
+		bcm->irq_savedstate = BCM43xx_IRQ_INITIAL;
+		err = bcm43xx_init_board(bcm);
+	}
+	if (err) {
+		printk(KERN_ERR PFX "Resume failed!\n");
+		return err;
+	}
+
+	ieee80211_netif_oper(bcm->net_dev, NETIF_ATTACH);
+
+	dprintk(KERN_INFO PFX "Device resumed.\n");
+
+	return 0;
+}
+
+#endif				/* CONFIG_PM */
+
+static struct pci_driver bcm43xx_pci_driver = {
+	.name = KBUILD_MODNAME,
+	.id_table = bcm43xx_pci_tbl,
+	.probe = bcm43xx_init_one,
+	.remove = __devexit_p(bcm43xx_remove_one),
+#ifdef CONFIG_PM
+	.suspend = bcm43xx_suspend,
+	.resume = bcm43xx_resume,
+#endif				/* CONFIG_PM */
+};
+
+static int __init bcm43xx_init(void)
+{
+	printk(KERN_INFO KBUILD_MODNAME " driver\n");
+	bcm43xx_debugfs_init();
+	return pci_register_driver(&bcm43xx_pci_driver);
+}
+
+static void __exit bcm43xx_exit(void)
+{
+	pci_unregister_driver(&bcm43xx_pci_driver);
+	bcm43xx_debugfs_exit();
+}
+
+module_init(bcm43xx_init)
+module_exit(bcm43xx_exit)
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_main.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,177 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#ifndef BCM43xx_MAIN_H_
+#define BCM43xx_MAIN_H_
+
+#include "bcm43xx.h"
+
+#ifdef CONFIG_BCM947XX
+#define atoi(str) simple_strtoul(((str != NULL) ? str : ""), NULL, 0)
+
+static inline void e_aton(char *str, char *dest)
+{
+	int i = 0;
+	u16 *d = (u16 *) dest;
+
+	for (;;) {
+		dest[i++] = (char) simple_strtoul(str, NULL, 16);
+		str += 2;
+		if (!*str++ || i == 6)
+			break;
+	}
+	for (i = 0; i < 3; i++)
+		d[i] = cpu_to_be16(d[i]);
+}
+#endif
+
+#define P4D_BYT3S(magic, nr_bytes)	u8 __p4dding##magic[nr_bytes]
+#define P4D_BYTES(line, nr_bytes)	P4D_BYT3S(line, nr_bytes)
+/* Magic helper macro to pad structures. Ignore those above. It's magic. */
+#define PAD_BYTES(nr_bytes)		P4D_BYTES( __LINE__ , (nr_bytes))
+
+
+/* Lightweight function to convert a frequency (in Mhz) to a channel number. */
+static inline
+u8 bcm43xx_freq_to_channel_a(int freq)
+{
+	return ((freq - 5000) / 5);
+}
+static inline
+u8 bcm43xx_freq_to_channel_bg(int freq)
+{
+	u8 channel;
+
+	if (freq == 2484)
+		channel = 14;
+	else
+		channel = (freq - 2407) / 5;
+
+	return channel;
+}
+static inline
+u8 bcm43xx_freq_to_channel(struct bcm43xx_private *bcm,
+			   int freq)
+{
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
+		return bcm43xx_freq_to_channel_a(freq);
+	return bcm43xx_freq_to_channel_bg(freq);
+}
+
+/* Lightweight function to convert a channel number to a frequency (in Mhz). */
+static inline
+int bcm43xx_channel_to_freq_a(u8 channel)
+{
+	return (5000 + (5 * channel));
+}
+static inline
+int bcm43xx_channel_to_freq_bg(u8 channel)
+{
+	int freq;
+
+	if (channel == 14)
+		freq = 2484;
+	else
+		freq = 2407 + (5 * channel);
+
+	return freq;
+}
+static inline
+int bcm43xx_channel_to_freq(struct bcm43xx_private *bcm,
+			    u8 channel)
+{
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
+		return bcm43xx_channel_to_freq_a(channel);
+	return bcm43xx_channel_to_freq_bg(channel);
+}
+
+/* Lightweight function to check if a channel number is valid.
+ * Note that this does _NOT_ check for geographical restrictions!
+ */
+static inline
+int bcm43xx_is_valid_channel_a(u8 channel)
+{
+	return (channel <= 200);
+}
+static inline
+int bcm43xx_is_valid_channel_bg(u8 channel)
+{
+	return (channel >= 1 && channel <= 14);
+}
+static inline
+int bcm43xx_is_valid_channel(struct bcm43xx_private *bcm,
+			     u8 channel)
+{
+	if (bcm43xx_current_phy(bcm)->type == BCM43xx_PHYTYPE_A)
+		return bcm43xx_is_valid_channel_a(channel);
+	return bcm43xx_is_valid_channel_bg(channel);
+}
+
+static inline
+int bcm43xx_is_cck_rate(int rate)
+{
+	return (rate == BCM43xx_CCK_RATE_1MB ||
+		rate == BCM43xx_CCK_RATE_2MB ||
+		rate == BCM43xx_CCK_RATE_5MB ||
+		rate == BCM43xx_CCK_RATE_11MB);
+}
+
+void bcm43xx_tsf_read(struct bcm43xx_private *bcm, u64 *tsf);
+void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf);
+
+void bcm43xx_set_iwmode(struct bcm43xx_private *bcm,
+			int iw_mode);
+
+u32 bcm43xx_shm_read32(struct bcm43xx_private *bcm,
+		       u16 routing, u16 offset);
+u16 bcm43xx_shm_read16(struct bcm43xx_private *bcm,
+		       u16 routing, u16 offset);
+void bcm43xx_shm_write32(struct bcm43xx_private *bcm,
+			 u16 routing, u16 offset,
+			 u32 value);
+void bcm43xx_shm_write16(struct bcm43xx_private *bcm,
+			 u16 routing, u16 offset,
+			 u16 value);
+
+void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm);
+
+int bcm43xx_switch_core(struct bcm43xx_private *bcm, struct bcm43xx_coreinfo *new_core);
+
+void bcm43xx_wireless_core_reset(struct bcm43xx_private *bcm, int connect_phy);
+
+void bcm43xx_mac_suspend(struct bcm43xx_private *bcm);
+void bcm43xx_mac_enable(struct bcm43xx_private *bcm);
+
+void bcm43xx_controller_restart(struct bcm43xx_private *bcm, const char *reason);
+
+int bcm43xx_sprom_read(struct bcm43xx_private *bcm, u16 *sprom);
+int bcm43xx_sprom_write(struct bcm43xx_private *bcm, const u16 *sprom);
+
+#endif /* BCM43xx_MAIN_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,2347 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_phy.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_radio.h"
+#include "bcm43xx_ilt.h"
+#include "bcm43xx_power.h"
+
+
+static const s8 bcm43xx_tssi2dbm_b_table[] = {
+	0x4D, 0x4C, 0x4B, 0x4A,
+	0x4A, 0x49, 0x48, 0x47,
+	0x47, 0x46, 0x45, 0x45,
+	0x44, 0x43, 0x42, 0x42,
+	0x41, 0x40, 0x3F, 0x3E,
+	0x3D, 0x3C, 0x3B, 0x3A,
+	0x39, 0x38, 0x37, 0x36,
+	0x35, 0x34, 0x32, 0x31,
+	0x30, 0x2F, 0x2D, 0x2C,
+	0x2B, 0x29, 0x28, 0x26,
+	0x25, 0x23, 0x21, 0x1F,
+	0x1D, 0x1A, 0x17, 0x14,
+	0x10, 0x0C, 0x06, 0x00,
+	  -7,   -7,   -7,   -7,
+	  -7,   -7,   -7,   -7,
+	  -7,   -7,   -7,   -7,
+};
+
+static const s8 bcm43xx_tssi2dbm_g_table[] = {
+	 77,  77,  77,  76,
+	 76,  76,  75,  75,
+	 74,  74,  73,  73,
+	 73,  72,  72,  71,
+	 71,  70,  70,  69,
+	 68,  68,  67,  67,
+	 66,  65,  65,  64,
+	 63,  63,  62,  61,
+	 60,  59,  58,  57,
+	 56,  55,  54,  53,
+	 52,  50,  49,  47,
+	 45,  43,  40,  37,
+	 33,  28,  22,  14,
+	  5,  -7, -20, -20,
+	-20, -20, -20, -20,
+	-20, -20, -20, -20,
+};
+
+static void bcm43xx_phy_initg(struct bcm43xx_private *bcm);
+
+
+void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	assert(irqs_disabled());
+	if (bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD) == 0x00000000) {
+		phy->is_locked = 0;
+		return;
+	}
+	if (bcm->current_core->rev < 3) {
+		bcm43xx_mac_suspend(bcm);
+		spin_lock(&phy->lock);
+	} else {
+		if (bcm->iw_mode != IW_MODE_MASTER)
+			bcm43xx_power_saving_ctl_bits(bcm, -1, 1);
+	}
+	phy->is_locked = 1;
+}
+
+void bcm43xx_raw_phy_unlock(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	assert(irqs_disabled());
+	if (bcm->current_core->rev < 3) {
+		if (phy->is_locked) {
+			spin_unlock(&phy->lock);
+			bcm43xx_mac_enable(bcm);
+		}
+	} else {
+		if (bcm->iw_mode != IW_MODE_MASTER)
+			bcm43xx_power_saving_ctl_bits(bcm, -1, -1);
+	}
+	phy->is_locked = 0;
+}
+
+u16 bcm43xx_phy_read(struct bcm43xx_private *bcm, u16 offset)
+{
+	bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_CONTROL, offset);
+	return bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_DATA);
+}
+
+void bcm43xx_phy_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
+{
+	bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_CONTROL, offset);
+	mmiowb();
+	bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_DATA, val);
+}
+
+void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	unsigned long flags;
+
+	bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* Dummy read. */
+	if (phy->calibrated)
+		return;
+	if (phy->type == BCM43xx_PHYTYPE_G && phy->rev == 1) {
+		/* We do not want to be preempted while calibrating
+		 * the hardware.
+		 */
+		local_irq_save(flags);
+
+		bcm43xx_wireless_core_reset(bcm, 0);
+		bcm43xx_phy_initg(bcm);
+		bcm43xx_wireless_core_reset(bcm, 1);
+
+		local_irq_restore(flags);
+	}
+	phy->calibrated = 1;
+}
+
+/* Connect the PHY 
+ * http://bcm-specs.sipsolutions.net/SetPHY
+ */
+int bcm43xx_phy_connect(struct bcm43xx_private *bcm, int connect)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u32 flags;
+
+	if (bcm->current_core->rev < 5)
+		goto out;
+
+	flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+	if (connect) {
+		if (!(flags & 0x00010000))
+			return -ENODEV;
+		flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+		flags |= (0x800 << 18);
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
+	} else {
+		if (!(flags & 0x00020000))
+			return -ENODEV;
+		flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+		flags &= ~(0x800 << 18);
+		bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
+	}
+out:
+	phy->connected = connect;
+	if (connect)
+		dprintk(KERN_INFO PFX "PHY connected\n");
+	else
+		dprintk(KERN_INFO PFX "PHY disconnected\n");
+
+	return 0;
+}
+
+/* intialize B PHY power control
+ * as described in http://bcm-specs.sipsolutions.net/InitPowerControl
+ */
+static void bcm43xx_phy_init_pctl(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 saved_batt = 0, saved_ratt = 0, saved_txctl1 = 0;
+	int must_reset_txpower = 0;
+
+	assert(phy->type != BCM43xx_PHYTYPE_A);
+	if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+	    (bcm->board_type == 0x0416))
+		return;
+
+	bcm43xx_write16(bcm, 0x03E6, bcm43xx_read16(bcm, 0x03E6) & 0xFFDF);
+	bcm43xx_phy_write(bcm, 0x0028, 0x8018);
+
+	if (phy->type == BCM43xx_PHYTYPE_G) {
+		if (!phy->connected)
+			return;
+		bcm43xx_phy_write(bcm, 0x047A, 0xC111);
+	}
+	if (phy->savedpctlreg != 0xFFFF)
+		return;
+
+	if (phy->type == BCM43xx_PHYTYPE_B &&
+	    phy->rev >= 2 &&
+	    radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0076,
+				      bcm43xx_radio_read16(bcm, 0x0076) | 0x0084);
+	} else {
+		saved_batt = radio->baseband_atten;
+		saved_ratt = radio->radio_atten;
+		saved_txctl1 = radio->txctl1;
+		if ((radio->revision >= 6) && (radio->revision <= 8)
+		    && /*FIXME: incomplete specs for 5 < revision < 9 */ 0)
+			bcm43xx_radio_set_txpower_bg(bcm, 0xB, 0x1F, 0);
+		else
+			bcm43xx_radio_set_txpower_bg(bcm, 0xB, 9, 0);
+		must_reset_txpower = 1;
+	}
+	bcm43xx_dummy_transmission(bcm);
+
+	phy->savedpctlreg = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_PCTL);
+
+	if (must_reset_txpower)
+		bcm43xx_radio_set_txpower_bg(bcm, saved_batt, saved_ratt, saved_txctl1);
+	else
+		bcm43xx_radio_write16(bcm, 0x0076, bcm43xx_radio_read16(bcm, 0x0076) & 0xFF7B);
+	bcm43xx_radio_clear_tssi(bcm);
+}
+
+static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 offset = 0x0000;
+
+	if (phy->rev == 1)
+		offset = 0x4C00;
+
+	bcm43xx_ilt_write(bcm, offset, 0x00FE);
+	bcm43xx_ilt_write(bcm, offset + 1, 0x000D);
+	bcm43xx_ilt_write(bcm, offset + 2, 0x0013);
+	bcm43xx_ilt_write(bcm, offset + 3, 0x0019);
+
+	if (phy->rev == 1) {
+		bcm43xx_ilt_write(bcm, 0x1800, 0x2710);
+		bcm43xx_ilt_write(bcm, 0x1801, 0x9B83);
+		bcm43xx_ilt_write(bcm, 0x1802, 0x9B83);
+		bcm43xx_ilt_write(bcm, 0x1803, 0x0F8D);
+		bcm43xx_phy_write(bcm, 0x0455, 0x0004);
+	}
+
+	bcm43xx_phy_write(bcm, 0x04A5, (bcm43xx_phy_read(bcm, 0x04A5) & 0x00FF) | 0x5700);
+	bcm43xx_phy_write(bcm, 0x041A, (bcm43xx_phy_read(bcm, 0x041A) & 0xFF80) | 0x000F);
+	bcm43xx_phy_write(bcm, 0x041A, (bcm43xx_phy_read(bcm, 0x041A) & 0xC07F) | 0x2B80);
+	bcm43xx_phy_write(bcm, 0x048C, (bcm43xx_phy_read(bcm, 0x048C) & 0xF0FF) | 0x0300);
+
+	bcm43xx_radio_write16(bcm, 0x007A, bcm43xx_radio_read16(bcm, 0x007A) | 0x0008);
+
+	bcm43xx_phy_write(bcm, 0x04A0, (bcm43xx_phy_read(bcm, 0x04A0) & 0xFFF0) | 0x0008);
+	bcm43xx_phy_write(bcm, 0x04A1, (bcm43xx_phy_read(bcm, 0x04A1) & 0xF0FF) | 0x0600);
+	bcm43xx_phy_write(bcm, 0x04A2, (bcm43xx_phy_read(bcm, 0x04A2) & 0xF0FF) | 0x0700);
+	bcm43xx_phy_write(bcm, 0x04A0, (bcm43xx_phy_read(bcm, 0x04A0) & 0xF0FF) | 0x0100);
+
+	if (phy->rev == 1)
+		bcm43xx_phy_write(bcm, 0x04A2, (bcm43xx_phy_read(bcm, 0x04A2) & 0xFFF0) | 0x0007);
+
+	bcm43xx_phy_write(bcm, 0x0488, (bcm43xx_phy_read(bcm, 0x0488) & 0xFF00) | 0x001C);
+	bcm43xx_phy_write(bcm, 0x0488, (bcm43xx_phy_read(bcm, 0x0488) & 0xC0FF) | 0x0200);
+	bcm43xx_phy_write(bcm, 0x0496, (bcm43xx_phy_read(bcm, 0x0496) & 0xFF00) | 0x001C);
+	bcm43xx_phy_write(bcm, 0x0489, (bcm43xx_phy_read(bcm, 0x0489) & 0xFF00) | 0x0020);
+	bcm43xx_phy_write(bcm, 0x0489, (bcm43xx_phy_read(bcm, 0x0489) & 0xC0FF) | 0x0200);
+	bcm43xx_phy_write(bcm, 0x0482, (bcm43xx_phy_read(bcm, 0x0482) & 0xFF00) | 0x002E);
+	bcm43xx_phy_write(bcm, 0x0496, (bcm43xx_phy_read(bcm, 0x0496) & 0x00FF) | 0x1A00);
+	bcm43xx_phy_write(bcm, 0x0481, (bcm43xx_phy_read(bcm, 0x0481) & 0xFF00) | 0x0028);
+	bcm43xx_phy_write(bcm, 0x0481, (bcm43xx_phy_read(bcm, 0x0481) & 0x00FF) | 0x2C00);
+
+	if (phy->rev == 1) {
+		bcm43xx_phy_write(bcm, 0x0430, 0x092B);
+		bcm43xx_phy_write(bcm, 0x041B, (bcm43xx_phy_read(bcm, 0x041B) & 0xFFE1) | 0x0002);
+	} else {
+		bcm43xx_phy_write(bcm, 0x041B, bcm43xx_phy_read(bcm, 0x041B) & 0xFFE1);
+		bcm43xx_phy_write(bcm, 0x041F, 0x287A);
+		bcm43xx_phy_write(bcm, 0x0420, (bcm43xx_phy_read(bcm, 0x0420) & 0xFFF0) | 0x0004);
+	}
+
+	if (phy->rev > 2) {
+		bcm43xx_phy_write(bcm, 0x0422, 0x287A);
+		bcm43xx_phy_write(bcm, 0x0420, (bcm43xx_phy_read(bcm, 0x0420) & 0x0FFF) | 0x3000); 
+	}
+		
+	bcm43xx_phy_write(bcm, 0x04A8, (bcm43xx_phy_read(bcm, 0x04A8) & 0x8080) | 0x7874);
+	bcm43xx_phy_write(bcm, 0x048E, 0x1C00);
+
+	if (phy->rev == 1) {
+		bcm43xx_phy_write(bcm, 0x04AB, (bcm43xx_phy_read(bcm, 0x04AB) & 0xF0FF) | 0x0600);
+		bcm43xx_phy_write(bcm, 0x048B, 0x005E);
+		bcm43xx_phy_write(bcm, 0x048C, (bcm43xx_phy_read(bcm, 0x048C) & 0xFF00) | 0x001E);
+		bcm43xx_phy_write(bcm, 0x048D, 0x0002);
+	}
+
+	bcm43xx_ilt_write(bcm, offset + 0x0800, 0);
+	bcm43xx_ilt_write(bcm, offset + 0x0801, 7);
+	bcm43xx_ilt_write(bcm, offset + 0x0802, 16);
+	bcm43xx_ilt_write(bcm, offset + 0x0803, 28);
+}
+
+static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 i;
+
+	assert(phy->type == BCM43xx_PHYTYPE_G);
+	if (phy->rev == 1) {
+		bcm43xx_phy_write(bcm, 0x0406, 0x4F19);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+				  (bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & 0xFC3F) | 0x0340);
+		bcm43xx_phy_write(bcm, 0x042C, 0x005A);
+		bcm43xx_phy_write(bcm, 0x0427, 0x001A);
+
+		for (i = 0; i < BCM43xx_ILT_FINEFREQG_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqg[i]);
+		for (i = 0; i < BCM43xx_ILT_NOISEG1_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg1[i]);
+		for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]);
+	} else {
+		/* nrssi values are signed 6-bit values. Not sure why we write 0x7654 here... */
+		bcm43xx_nrssi_hw_write(bcm, 0xBA98, (s16)0x7654);
+
+		if (phy->rev == 2) {
+			bcm43xx_phy_write(bcm, 0x04C0, 0x1861);
+			bcm43xx_phy_write(bcm, 0x04C1, 0x0271);
+		} else if (phy->rev > 2) {
+			bcm43xx_phy_write(bcm, 0x04C0, 0x0098);
+			bcm43xx_phy_write(bcm, 0x04C1, 0x0070);
+			bcm43xx_phy_write(bcm, 0x04C9, 0x0080);
+		}
+		bcm43xx_phy_write(bcm, 0x042B, bcm43xx_phy_read(bcm, 0x042B) | 0x800);
+
+		for (i = 0; i < 64; i++)
+			bcm43xx_ilt_write(bcm, 0x4000 + i, i);
+		for (i = 0; i < BCM43xx_ILT_NOISEG2_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg2[i]);
+	}
+	
+	if (phy->rev <= 2)
+		for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg1[i]);
+	else if ((phy->rev == 7) && (bcm43xx_phy_read(bcm, 0x0449) & 0x0200))
+		for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg3[i]);
+	else
+		for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg2[i]);
+	
+	if (phy->rev == 2)
+		for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]);
+	else if ((phy->rev > 2) && (phy->rev <= 7))
+		for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr2[i]);
+	
+	if (phy->rev == 1) {
+		for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]);
+		for (i = 0; i < 4; i++) {
+			bcm43xx_ilt_write(bcm, 0x5404 + i, 0x0020);
+			bcm43xx_ilt_write(bcm, 0x5408 + i, 0x0020);
+			bcm43xx_ilt_write(bcm, 0x540C + i, 0x0020);
+			bcm43xx_ilt_write(bcm, 0x5410 + i, 0x0020);
+		}
+		bcm43xx_phy_agcsetup(bcm);
+
+		if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+		    (bcm->board_type == 0x0416) &&
+		    (bcm->board_revision == 0x0017))
+			return;
+
+		bcm43xx_ilt_write(bcm, 0x5001, 0x0002);
+		bcm43xx_ilt_write(bcm, 0x5002, 0x0001);
+	} else {
+		for (i = 0; i <= 0x2F; i++)
+			bcm43xx_ilt_write(bcm, 0x1000 + i, 0x0820);
+		bcm43xx_phy_agcsetup(bcm);
+		bcm43xx_phy_read(bcm, 0x0400); /* dummy read */
+		bcm43xx_phy_write(bcm, 0x0403, 0x1000);
+		bcm43xx_ilt_write(bcm, 0x3C02, 0x000F);
+		bcm43xx_ilt_write(bcm, 0x3C03, 0x0014);
+
+		if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+		    (bcm->board_type == 0x0416) &&
+		    (bcm->board_revision == 0x0017))
+			return;
+
+		bcm43xx_ilt_write(bcm, 0x0401, 0x0002);
+		bcm43xx_ilt_write(bcm, 0x0402, 0x0001);
+	}
+}
+
+/* Initialize the noisescaletable for APHY */
+static void bcm43xx_phy_init_noisescaletbl(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	int i;
+
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, 0x1400);
+	for (i = 0; i < 12; i++) {
+		if (phy->rev == 2)
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6767);
+		else
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2323);
+	}
+	if (phy->rev == 2)
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6700);
+	else
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2300);
+	for (i = 0; i < 11; i++) {
+		if (phy->rev == 2)
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6767);
+		else
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2323);
+	}
+	if (phy->rev == 2)
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x0067);
+	else
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x0023);
+}
+
+static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 i;
+
+	assert(phy->type == BCM43xx_PHYTYPE_A);
+	switch (phy->rev) {
+	case 2:
+		bcm43xx_phy_write(bcm, 0x008E, 0x3800);
+		bcm43xx_phy_write(bcm, 0x0035, 0x03FF);
+		bcm43xx_phy_write(bcm, 0x0036, 0x0400);
+
+		bcm43xx_ilt_write(bcm, 0x3807, 0x0051);
+
+		bcm43xx_phy_write(bcm, 0x001C, 0x0FF9);
+		bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F);
+		bcm43xx_ilt_write(bcm, 0x3C0C, 0x07BF);
+		bcm43xx_radio_write16(bcm, 0x0002, 0x07BF);
+
+		bcm43xx_phy_write(bcm, 0x0024, 0x4680);
+		bcm43xx_phy_write(bcm, 0x0020, 0x0003);
+		bcm43xx_phy_write(bcm, 0x001D, 0x0F40);
+		bcm43xx_phy_write(bcm, 0x001F, 0x1C00);
+
+		bcm43xx_phy_write(bcm, 0x002A, (bcm43xx_phy_read(bcm, 0x002A) & 0x00FF) | 0x0400);
+		bcm43xx_phy_write(bcm, 0x002B, bcm43xx_phy_read(bcm, 0x002B) & 0xFBFF);
+		bcm43xx_phy_write(bcm, 0x008E, 0x58C1);
+
+		bcm43xx_ilt_write(bcm, 0x0803, 0x000F);
+		bcm43xx_ilt_write(bcm, 0x0804, 0x001F);
+		bcm43xx_ilt_write(bcm, 0x0805, 0x002A);
+		bcm43xx_ilt_write(bcm, 0x0805, 0x0030);
+		bcm43xx_ilt_write(bcm, 0x0807, 0x003A);
+
+		bcm43xx_ilt_write(bcm, 0x0000, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0001, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0002, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0003, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0004, 0x0015);
+		bcm43xx_ilt_write(bcm, 0x0005, 0x0015);
+		bcm43xx_ilt_write(bcm, 0x0006, 0x0019);
+
+		bcm43xx_ilt_write(bcm, 0x0404, 0x0003);
+		bcm43xx_ilt_write(bcm, 0x0405, 0x0003);
+		bcm43xx_ilt_write(bcm, 0x0406, 0x0007);
+
+		for (i = 0; i < 16; i++)
+			bcm43xx_ilt_write(bcm, 0x4000 + i, (0x8 + i) & 0x000F);
+
+		bcm43xx_ilt_write(bcm, 0x3003, 0x1044);
+		bcm43xx_ilt_write(bcm, 0x3004, 0x7201);
+		bcm43xx_ilt_write(bcm, 0x3006, 0x0040);
+		bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008);
+
+		for (i = 0; i < BCM43xx_ILT_FINEFREQA_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqa[i]);
+		for (i = 0; i < BCM43xx_ILT_NOISEA2_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea2[i]);
+		for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]);
+		bcm43xx_phy_init_noisescaletbl(bcm);
+		for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]);
+		break;
+	case 3:
+		for (i = 0; i < 64; i++)
+			bcm43xx_ilt_write(bcm, 0x4000 + i, i);
+
+		bcm43xx_ilt_write(bcm, 0x3807, 0x0051);
+
+		bcm43xx_phy_write(bcm, 0x001C, 0x0FF9);
+		bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F);
+		bcm43xx_radio_write16(bcm, 0x0002, 0x07BF);
+
+		bcm43xx_phy_write(bcm, 0x0024, 0x4680);
+		bcm43xx_phy_write(bcm, 0x0020, 0x0003);
+		bcm43xx_phy_write(bcm, 0x001D, 0x0F40);
+		bcm43xx_phy_write(bcm, 0x001F, 0x1C00);
+		bcm43xx_phy_write(bcm, 0x002A, (bcm43xx_phy_read(bcm, 0x002A) & 0x00FF) | 0x0400);
+
+		bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008);
+		for (i = 0; i < BCM43xx_ILT_NOISEA3_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea3[i]);
+		bcm43xx_phy_init_noisescaletbl(bcm);
+		for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+			bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]);
+
+		bcm43xx_phy_write(bcm, 0x0003, 0x1808);
+
+		bcm43xx_ilt_write(bcm, 0x0803, 0x000F);
+		bcm43xx_ilt_write(bcm, 0x0804, 0x001F);
+		bcm43xx_ilt_write(bcm, 0x0805, 0x002A);
+		bcm43xx_ilt_write(bcm, 0x0805, 0x0030);
+		bcm43xx_ilt_write(bcm, 0x0807, 0x003A);
+
+		bcm43xx_ilt_write(bcm, 0x0000, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0001, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0002, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0003, 0x0013);
+		bcm43xx_ilt_write(bcm, 0x0004, 0x0015);
+		bcm43xx_ilt_write(bcm, 0x0005, 0x0015);
+		bcm43xx_ilt_write(bcm, 0x0006, 0x0019);
+
+		bcm43xx_ilt_write(bcm, 0x0404, 0x0003);
+		bcm43xx_ilt_write(bcm, 0x0405, 0x0003);
+		bcm43xx_ilt_write(bcm, 0x0406, 0x0007);
+
+		bcm43xx_ilt_write(bcm, 0x3C02, 0x000F);
+		bcm43xx_ilt_write(bcm, 0x3C03, 0x0014);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+/* Initialize APHY. This is also called for the GPHY in some cases. */
+static void bcm43xx_phy_inita(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 tval;
+
+	if (phy->type == BCM43xx_PHYTYPE_A) {
+		bcm43xx_phy_setupa(bcm);
+	} else {
+		bcm43xx_phy_setupg(bcm);
+		if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
+			bcm43xx_phy_write(bcm, 0x046E, 0x03CF);
+		return;
+	}
+
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_A_CRS,
+	                  (bcm43xx_phy_read(bcm, BCM43xx_PHY_A_CRS) & 0xF83C) | 0x0340);
+	bcm43xx_phy_write(bcm, 0x0034, 0x0001);
+
+	TODO();//TODO: RSSI AGC
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_A_CRS,
+	                  bcm43xx_phy_read(bcm, BCM43xx_PHY_A_CRS) | (1 << 14));
+	bcm43xx_radio_init2060(bcm);
+
+	if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM)
+	    && ((bcm->board_type == 0x0416) || (bcm->board_type == 0x040A))) {
+		if (radio->lofcal == 0xFFFF) {
+			TODO();//TODO: LOF Cal
+			bcm43xx_radio_set_tx_iq(bcm);
+		} else
+			bcm43xx_radio_write16(bcm, 0x001E, radio->lofcal);
+	}
+
+	bcm43xx_phy_write(bcm, 0x007A, 0xF111);
+
+	if (phy->savedpctlreg == 0xFFFF) {
+		bcm43xx_radio_write16(bcm, 0x0019, 0x0000);
+		bcm43xx_radio_write16(bcm, 0x0017, 0x0020);
+
+		tval = bcm43xx_ilt_read(bcm, 0x3001);
+		if (phy->rev == 1) {
+			bcm43xx_ilt_write(bcm, 0x3001,
+					  (bcm43xx_ilt_read(bcm, 0x3001) & 0xFF87)
+					  | 0x0058);
+		} else {
+			bcm43xx_ilt_write(bcm, 0x3001,
+					  (bcm43xx_ilt_read(bcm, 0x3001) & 0xFFC3)
+					  | 0x002C);
+		}
+		bcm43xx_dummy_transmission(bcm);
+		phy->savedpctlreg = bcm43xx_phy_read(bcm, BCM43xx_PHY_A_PCTL);
+		bcm43xx_ilt_write(bcm, 0x3001, tval);
+
+		bcm43xx_radio_set_txpower_a(bcm, 0x0018);
+	}
+	bcm43xx_radio_clear_tssi(bcm);
+}
+
+static void bcm43xx_phy_initb2(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 offset, val;
+
+	bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+	bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+	bcm43xx_phy_write(bcm, 0x0026, 0x0000);
+	bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+	bcm43xx_phy_write(bcm, 0x0088, 0x3E00);
+	val = 0x3C3D;
+	for (offset = 0x0089; offset < 0x00A7; offset++) {
+		bcm43xx_phy_write(bcm, offset, val);
+		val -= 0x0202;
+	}
+	bcm43xx_phy_write(bcm, 0x03E4, 0x3000);
+	if (radio->channel == 0xFF)
+		bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+	else
+		bcm43xx_radio_selectchannel(bcm, radio->channel, 0);
+	if (radio->version != 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+		bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+	}
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+	if (radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+		bcm43xx_radio_write16(bcm, 0x007A, 0x000F);
+		bcm43xx_phy_write(bcm, 0x0038, 0x0677);
+		bcm43xx_radio_init2050(bcm);
+	}
+	bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+	bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+	bcm43xx_phy_write(bcm, 0x0032, 0x00CC);
+	bcm43xx_phy_write(bcm, 0x0035, 0x07C2);
+	bcm43xx_phy_lo_b_measure(bcm);
+	bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+	if (radio->version != 0x2050)
+		bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x1000);
+	bcm43xx_phy_write(bcm, 0x002A, 0x88A3);
+	if (radio->version != 0x2050)
+		bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+	bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+	bcm43xx_phy_init_pctl(bcm);
+}
+
+static void bcm43xx_phy_initb4(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 offset, val;
+
+	bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+	bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+	bcm43xx_phy_write(bcm, 0x0026, 0x0000);
+	bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+	bcm43xx_phy_write(bcm, 0x0088, 0x3E00);
+	val = 0x3C3D;
+	for (offset = 0x0089; offset < 0x00A7; offset++) {
+		bcm43xx_phy_write(bcm, offset, val);
+		val -= 0x0202;
+	}
+	bcm43xx_phy_write(bcm, 0x03E4, 0x3000);
+	if (radio->channel == 0xFF)
+		bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+	else
+		bcm43xx_radio_selectchannel(bcm, radio->channel, 0);
+	if (radio->version != 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+		bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+	}
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+	if (radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+		bcm43xx_radio_write16(bcm, 0x007A, 0x000F);
+		bcm43xx_phy_write(bcm, 0x0038, 0x0677);
+		bcm43xx_radio_init2050(bcm);
+	}
+	bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+	bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+	if (radio->version == 0x2050)
+		bcm43xx_phy_write(bcm, 0x0032, 0x00E0);
+	bcm43xx_phy_write(bcm, 0x0035, 0x07C2);
+
+	bcm43xx_phy_lo_b_measure(bcm);
+
+	bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+	if (radio->version == 0x2050)
+		bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x1100);
+	bcm43xx_phy_write(bcm, 0x002A, 0x88A3);
+	if (radio->version == 0x2050)
+		bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+	bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+	if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+		bcm43xx_calc_nrssi_slope(bcm);
+		bcm43xx_calc_nrssi_threshold(bcm);
+	}
+	bcm43xx_phy_init_pctl(bcm);
+}
+
+static void bcm43xx_phy_initb5(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 offset;
+
+	if (phy->version == 1 &&
+	    radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A)
+				      | 0x0050);
+	}
+	if ((bcm->board_vendor != PCI_VENDOR_ID_BROADCOM) &&
+	    (bcm->board_type != 0x0416)) {
+		for (offset = 0x00A8 ; offset < 0x00C7; offset++) {
+			bcm43xx_phy_write(bcm, offset,
+					  (bcm43xx_phy_read(bcm, offset) + 0x2020)
+					  & 0x3F3F);
+		}
+	}
+	bcm43xx_phy_write(bcm, 0x0035,
+			  (bcm43xx_phy_read(bcm, 0x0035) & 0xF0FF)
+			  | 0x0700);
+	if (radio->version == 0x2050)
+		bcm43xx_phy_write(bcm, 0x0038, 0x0667);
+
+	if (phy->connected) {
+		if (radio->version == 0x2050) {
+			bcm43xx_radio_write16(bcm, 0x007A,
+					      bcm43xx_radio_read16(bcm, 0x007A)
+					      | 0x0020);
+			bcm43xx_radio_write16(bcm, 0x0051,
+					      bcm43xx_radio_read16(bcm, 0x0051)
+					      | 0x0004);
+		}
+		bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_RADIO, 0x0000);
+
+		bcm43xx_phy_write(bcm, 0x0802, bcm43xx_phy_read(bcm, 0x0802) | 0x0100);
+		bcm43xx_phy_write(bcm, 0x042B, bcm43xx_phy_read(bcm, 0x042B) | 0x2000);
+
+		bcm43xx_phy_write(bcm, 0x001C, 0x186A);
+
+		bcm43xx_phy_write(bcm, 0x0013, (bcm43xx_phy_read(bcm, 0x0013) & 0x00FF) | 0x1900);
+		bcm43xx_phy_write(bcm, 0x0035, (bcm43xx_phy_read(bcm, 0x0035) & 0xFFC0) | 0x0064);
+		bcm43xx_phy_write(bcm, 0x005D, (bcm43xx_phy_read(bcm, 0x005D) & 0xFF80) | 0x000A);
+	}
+
+	if (bcm->bad_frames_preempt) {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_RADIO_BITFIELD,
+				  bcm43xx_phy_read(bcm, BCM43xx_PHY_RADIO_BITFIELD) | (1 << 11));
+	}
+
+	if (phy->version == 1 && radio->version == 0x2050) {
+		bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+		bcm43xx_phy_write(bcm, 0x0021, 0x3763);
+		bcm43xx_phy_write(bcm, 0x0022, 0x1BC3);
+		bcm43xx_phy_write(bcm, 0x0023, 0x06F9);
+		bcm43xx_phy_write(bcm, 0x0024, 0x037E);
+	} else
+		bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+	bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+	bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+
+	if (phy->version == 1 && radio->version == 0x2050)
+		bcm43xx_phy_write(bcm, 0x0020, 0x3E1C);
+	else
+		bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+
+	if (phy->version == 0)
+		bcm43xx_write16(bcm, 0x03E4, 0x3000);
+
+	/* Force to channel 7, even if not supported. */
+	bcm43xx_radio_selectchannel(bcm, 7, 0);
+
+	if (radio->version != 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+		bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+	}
+
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+
+	if (radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+	}
+
+	bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+	bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+
+	bcm43xx_radio_write16(bcm, 0x007A, bcm43xx_radio_read16(bcm, 0x007A) | 0x0007);
+
+	bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+
+	bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+	bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+	bcm43xx_phy_write(bcm, 0x88A3, 0x002A);
+
+	bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+
+	if (radio->version == 0x2050)
+		bcm43xx_radio_write16(bcm, 0x005D, 0x000D);
+
+	bcm43xx_write16(bcm, 0x03E4, (bcm43xx_read16(bcm, 0x03E4) & 0xFFC0) | 0x0004);
+}
+
+static void bcm43xx_phy_initb6(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 offset, val;
+
+	bcm43xx_phy_write(bcm, 0x003E, 0x817A);
+	bcm43xx_radio_write16(bcm, 0x007A,
+	                      (bcm43xx_radio_read16(bcm, 0x007A) | 0x0058));
+	if ((radio->manufact == 0x17F) &&
+	    (radio->version == 0x2050) &&
+	    (radio->revision == 3 ||
+	     radio->revision == 4 ||
+	     radio->revision == 5)) {
+		bcm43xx_radio_write16(bcm, 0x0051, 0x001F);
+		bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+		bcm43xx_radio_write16(bcm, 0x0053, 0x005B);
+		bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005D, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005E, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x007D, 0x0088);
+	}
+	if ((radio->manufact == 0x17F) &&
+	    (radio->version == 0x2050) &&
+	    (radio->revision == 6)) {
+		bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+		bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+		bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+		bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x008B);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x00B5);
+		bcm43xx_radio_write16(bcm, 0x005D, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005E, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x007D, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+		bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+	}
+	if ((radio->manufact == 0x17F) &&
+	    (radio->version == 0x2050) &&
+	    (radio->revision == 7)) {
+		bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+		bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+		bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+		bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x00A8);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x0075);
+		bcm43xx_radio_write16(bcm, 0x005D, 0x00F5);
+		bcm43xx_radio_write16(bcm, 0x005E, 0x00B8);
+		bcm43xx_radio_write16(bcm, 0x007D, 0x00E8);
+		bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+		bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+		bcm43xx_radio_write16(bcm, 0x007B, 0x0000);
+	}
+	if ((radio->manufact == 0x17F) &&
+	    (radio->version == 0x2050) &&
+	    (radio->revision == 8)) {
+		bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+		bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+		bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+		bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x006B);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x000F);
+		if (bcm->sprom.boardflags & 0x8000) {
+			bcm43xx_radio_write16(bcm, 0x005D, 0x00FA);
+			bcm43xx_radio_write16(bcm, 0x005E, 0x00D8);
+		} else {
+			bcm43xx_radio_write16(bcm, 0x005D, 0x00F5);
+			bcm43xx_radio_write16(bcm, 0x005E, 0x00B8);
+		}
+		bcm43xx_radio_write16(bcm, 0x0073, 0x0003);
+		bcm43xx_radio_write16(bcm, 0x007D, 0x00A8);
+		bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+		bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+	}
+	val = 0x1E1F;
+	for (offset = 0x0088; offset < 0x0098; offset++) {
+		bcm43xx_phy_write(bcm, offset, val);
+		val -= 0x0202;
+	}
+	val = 0x3E3F;
+	for (offset = 0x0098; offset < 0x00A8; offset++) {
+		bcm43xx_phy_write(bcm, offset, val);
+		val -= 0x0202;
+	}
+	val = 0x2120;
+	for (offset = 0x00A8; offset < 0x00C8; offset++) {
+		bcm43xx_phy_write(bcm, offset, (val & 0x3F3F));
+		val += 0x0202;
+	}
+	if (phy->type == BCM43xx_PHYTYPE_G) {
+		bcm43xx_radio_write16(bcm, 0x007A,
+		                      bcm43xx_radio_read16(bcm, 0x007A) | 0x0020);
+		bcm43xx_radio_write16(bcm, 0x0051,
+		                      bcm43xx_radio_read16(bcm, 0x0051) | 0x0004);
+		bcm43xx_phy_write(bcm, 0x0802,
+		                  bcm43xx_phy_read(bcm, 0x0802) | 0x0100);
+		bcm43xx_phy_write(bcm, 0x042B,
+		                  bcm43xx_phy_read(bcm, 0x042B) | 0x2000);
+	}
+
+	/* Force to channel 7, even if not supported. */
+	bcm43xx_radio_selectchannel(bcm, 7, 0);
+
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+	udelay(40);
+	bcm43xx_radio_write16(bcm, 0x007C, (bcm43xx_radio_read16(bcm, 0x007C) | 0x0002));
+	bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+	if (radio->manufact == 0x17F &&
+	    radio->version == 0x2050 &&
+	    radio->revision <= 2) {
+		bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+		bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+		bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+	}
+	bcm43xx_radio_write16(bcm, 0x007A,
+	                      (bcm43xx_radio_read16(bcm, 0x007A) & 0x00F8) | 0x0007);
+
+	bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+
+	bcm43xx_phy_write(bcm, 0x0014, 0x0200);
+	if (radio->version == 0x2050){
+		if (radio->revision == 3 ||
+		    radio->revision == 4 ||
+		    radio->revision == 5)
+			bcm43xx_phy_write(bcm, 0x002A, 0x8AC0);
+		else
+			bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+	}
+	bcm43xx_phy_write(bcm, 0x0038, 0x0668);
+	bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+	if (radio->version == 0x2050) {
+		if (radio->revision == 3 ||
+		    radio->revision == 4 ||
+		    radio->revision == 5)
+			bcm43xx_phy_write(bcm, 0x005D, bcm43xx_phy_read(bcm, 0x005D) | 0x0003);
+		else if (radio->revision <= 2)
+			bcm43xx_radio_write16(bcm, 0x005D, 0x000D);
+	}
+	
+	if (phy->rev == 4)
+		bcm43xx_phy_write(bcm, 0x0002, (bcm43xx_phy_read(bcm, 0x0002) & 0xFFC0) | 0x0004);
+	else
+		bcm43xx_write16(bcm, 0x03E4, 0x0009);
+	if (phy->type == BCM43xx_PHYTYPE_B) {
+		bcm43xx_write16(bcm, 0x03E6, 0x8140);
+		bcm43xx_phy_write(bcm, 0x0016, 0x0410);
+		bcm43xx_phy_write(bcm, 0x0017, 0x0820);
+		bcm43xx_phy_write(bcm, 0x0062, 0x0007);
+		(void) bcm43xx_radio_calibrationvalue(bcm);
+		bcm43xx_phy_lo_b_measure(bcm);
+		if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+			bcm43xx_calc_nrssi_slope(bcm);
+			bcm43xx_calc_nrssi_threshold(bcm);
+		}
+		bcm43xx_phy_init_pctl(bcm);
+	} else
+		bcm43xx_write16(bcm, 0x03E6, 0x0);
+}
+
+static void bcm43xx_calc_loopback_gain(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 backup_phy[15];
+	u16 backup_radio[3];
+	u16 backup_bband;
+	u16 i;
+	u16 loop1_cnt, loop1_done, loop1_omitted;
+	u16 loop2_done;
+
+	backup_phy[0] = bcm43xx_phy_read(bcm, 0x0429);
+	backup_phy[1] = bcm43xx_phy_read(bcm, 0x0001);
+	backup_phy[2] = bcm43xx_phy_read(bcm, 0x0811);
+	backup_phy[3] = bcm43xx_phy_read(bcm, 0x0812);
+	backup_phy[4] = bcm43xx_phy_read(bcm, 0x0814);
+	backup_phy[5] = bcm43xx_phy_read(bcm, 0x0815);
+	backup_phy[6] = bcm43xx_phy_read(bcm, 0x005A);
+	backup_phy[7] = bcm43xx_phy_read(bcm, 0x0059);
+	backup_phy[8] = bcm43xx_phy_read(bcm, 0x0058);
+	backup_phy[9] = bcm43xx_phy_read(bcm, 0x000A);
+	backup_phy[10] = bcm43xx_phy_read(bcm, 0x0003);
+	backup_phy[11] = bcm43xx_phy_read(bcm, 0x080F);
+	backup_phy[12] = bcm43xx_phy_read(bcm, 0x0810);
+	backup_phy[13] = bcm43xx_phy_read(bcm, 0x002B);
+	backup_phy[14] = bcm43xx_phy_read(bcm, 0x0015);
+	bcm43xx_phy_read(bcm, 0x002D); /* dummy read */
+	backup_bband = radio->baseband_atten;
+	backup_radio[0] = bcm43xx_radio_read16(bcm, 0x0052);
+	backup_radio[1] = bcm43xx_radio_read16(bcm, 0x0043);
+	backup_radio[2] = bcm43xx_radio_read16(bcm, 0x007A);
+
+	bcm43xx_phy_write(bcm, 0x0429,
+			  bcm43xx_phy_read(bcm, 0x0429) & 0x3FFF);
+	bcm43xx_phy_write(bcm, 0x0001,
+			  bcm43xx_phy_read(bcm, 0x0001) & 0x8000);
+	bcm43xx_phy_write(bcm, 0x0811,
+			  bcm43xx_phy_read(bcm, 0x0811) | 0x0002);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  bcm43xx_phy_read(bcm, 0x0812) & 0xFFFD);
+	bcm43xx_phy_write(bcm, 0x0811,
+			  bcm43xx_phy_read(bcm, 0x0811) | 0x0001);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  bcm43xx_phy_read(bcm, 0x0812) & 0xFFFE);
+	bcm43xx_phy_write(bcm, 0x0814,
+			  bcm43xx_phy_read(bcm, 0x0814) | 0x0001);
+	bcm43xx_phy_write(bcm, 0x0815,
+			  bcm43xx_phy_read(bcm, 0x0815) & 0xFFFE);
+	bcm43xx_phy_write(bcm, 0x0814,
+			  bcm43xx_phy_read(bcm, 0x0814) | 0x0002);
+	bcm43xx_phy_write(bcm, 0x0815,
+			  bcm43xx_phy_read(bcm, 0x0815) & 0xFFFD);
+	bcm43xx_phy_write(bcm, 0x0811,
+			  bcm43xx_phy_read(bcm, 0x0811) | 0x000C);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  bcm43xx_phy_read(bcm, 0x0812) | 0x000C);
+
+	bcm43xx_phy_write(bcm, 0x0811,
+			  (bcm43xx_phy_read(bcm, 0x0811)
+			   & 0xFFCF) | 0x0030);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  (bcm43xx_phy_read(bcm, 0x0812)
+			   & 0xFFCF) | 0x0010);
+
+	bcm43xx_phy_write(bcm, 0x005A, 0x0780);
+	bcm43xx_phy_write(bcm, 0x0059, 0xC810);
+	bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+	if (phy->version == 0) {
+		bcm43xx_phy_write(bcm, 0x0003, 0x0122);
+	} else {
+		bcm43xx_phy_write(bcm, 0x000A,
+				  bcm43xx_phy_read(bcm, 0x000A)
+				  | 0x2000);
+	}
+	bcm43xx_phy_write(bcm, 0x0814,
+			  bcm43xx_phy_read(bcm, 0x0814) | 0x0004);
+	bcm43xx_phy_write(bcm, 0x0815,
+			  bcm43xx_phy_read(bcm, 0x0815) & 0xFFFB);
+	bcm43xx_phy_write(bcm, 0x0003,
+			  (bcm43xx_phy_read(bcm, 0x0003)
+			   & 0xFF9F) | 0x0040);
+	if (radio->version == 0x2050 && radio->revision == 2) {
+		bcm43xx_radio_write16(bcm, 0x0052, 0x0000);
+		bcm43xx_radio_write16(bcm, 0x0043,
+				      (bcm43xx_radio_read16(bcm, 0x0043)
+				       & 0xFFF0) | 0x0009);
+		loop1_cnt = 9;
+	} else if (radio->revision == 8) {
+		bcm43xx_radio_write16(bcm, 0x0043, 0x000F);
+		loop1_cnt = 15;
+	} else
+		loop1_cnt = 0;
+
+	bcm43xx_phy_set_baseband_attenuation(bcm, 11);
+
+	if (phy->rev >= 3)
+		bcm43xx_phy_write(bcm, 0x080F, 0xC020);
+	else
+		bcm43xx_phy_write(bcm, 0x080F, 0x8020);
+	bcm43xx_phy_write(bcm, 0x0810, 0x0000);
+
+	bcm43xx_phy_write(bcm, 0x002B,
+			  (bcm43xx_phy_read(bcm, 0x002B)
+			   & 0xFFC0) | 0x0001);
+	bcm43xx_phy_write(bcm, 0x002B,
+			  (bcm43xx_phy_read(bcm, 0x002B)
+			   & 0xC0FF) | 0x0800);
+	bcm43xx_phy_write(bcm, 0x0811,
+			  bcm43xx_phy_read(bcm, 0x0811) | 0x0100);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  bcm43xx_phy_read(bcm, 0x0812) & 0xCFFF);
+	if (bcm->sprom.boardflags & BCM43xx_BFL_EXTLNA) {
+		if (phy->rev >= 7) {
+			bcm43xx_phy_write(bcm, 0x0811,
+					  bcm43xx_phy_read(bcm, 0x0811)
+					  | 0x0800);
+			bcm43xx_phy_write(bcm, 0x0812,
+					  bcm43xx_phy_read(bcm, 0x0812)
+					  | 0x8000);
+		}
+	}
+	bcm43xx_radio_write16(bcm, 0x007A,
+			      bcm43xx_radio_read16(bcm, 0x007A)
+			      & 0x00F7);
+
+	for (i = 0; i < loop1_cnt; i++) {
+		bcm43xx_radio_write16(bcm, 0x0043, loop1_cnt);
+		bcm43xx_phy_write(bcm, 0x0812,
+				  (bcm43xx_phy_read(bcm, 0x0812)
+				   & 0xF0FF) | (i << 8));
+		bcm43xx_phy_write(bcm, 0x0015,
+				  (bcm43xx_phy_read(bcm, 0x0015)
+				   & 0x0FFF) | 0xA000);
+		bcm43xx_phy_write(bcm, 0x0015,
+				  (bcm43xx_phy_read(bcm, 0x0015)
+				   & 0x0FFF) | 0xF000);
+		udelay(20);
+		if (bcm43xx_phy_read(bcm, 0x002D) >= 0x0DFC)
+			break;
+	}
+	loop1_done = i;
+	loop1_omitted = loop1_cnt - loop1_done;
+
+	loop2_done = 0;
+	if (loop1_done >= 8) {
+		bcm43xx_phy_write(bcm, 0x0812,
+				  bcm43xx_phy_read(bcm, 0x0812)
+				  | 0x0030);
+		for (i = loop1_done - 8; i < 16; i++) {
+			bcm43xx_phy_write(bcm, 0x0812,
+					  (bcm43xx_phy_read(bcm, 0x0812)
+					   & 0xF0FF) | (i << 8));
+			bcm43xx_phy_write(bcm, 0x0015,
+					  (bcm43xx_phy_read(bcm, 0x0015)
+					   & 0x0FFF) | 0xA000);
+			bcm43xx_phy_write(bcm, 0x0015,
+					  (bcm43xx_phy_read(bcm, 0x0015)
+					   & 0x0FFF) | 0xF000);
+			udelay(20);
+			if (bcm43xx_phy_read(bcm, 0x002D) >= 0x0DFC)
+				break;
+		}
+	}
+
+	bcm43xx_phy_write(bcm, 0x0814, backup_phy[4]);
+	bcm43xx_phy_write(bcm, 0x0815, backup_phy[5]);
+	bcm43xx_phy_write(bcm, 0x005A, backup_phy[6]);
+	bcm43xx_phy_write(bcm, 0x0059, backup_phy[7]);
+	bcm43xx_phy_write(bcm, 0x0058, backup_phy[8]);
+	bcm43xx_phy_write(bcm, 0x000A, backup_phy[9]);
+	bcm43xx_phy_write(bcm, 0x0003, backup_phy[10]);
+	bcm43xx_phy_write(bcm, 0x080F, backup_phy[11]);
+	bcm43xx_phy_write(bcm, 0x0810, backup_phy[12]);
+	bcm43xx_phy_write(bcm, 0x002B, backup_phy[13]);
+	bcm43xx_phy_write(bcm, 0x0015, backup_phy[14]);
+
+	bcm43xx_phy_set_baseband_attenuation(bcm, backup_bband);
+
+	bcm43xx_radio_write16(bcm, 0x0052, backup_radio[0]);
+	bcm43xx_radio_write16(bcm, 0x0043, backup_radio[1]);
+	bcm43xx_radio_write16(bcm, 0x007A, backup_radio[2]);
+
+	bcm43xx_phy_write(bcm, 0x0811, backup_phy[2] | 0x0003);
+	udelay(10);
+	bcm43xx_phy_write(bcm, 0x0811, backup_phy[2]);
+	bcm43xx_phy_write(bcm, 0x0812, backup_phy[3]);
+	bcm43xx_phy_write(bcm, 0x0429, backup_phy[0]);
+	bcm43xx_phy_write(bcm, 0x0001, backup_phy[1]);
+
+	phy->loopback_gain[0] = ((loop1_done * 6) - (loop1_omitted * 4)) - 11;
+	phy->loopback_gain[1] = (24 - (3 * loop2_done)) * 2;
+}
+
+static void bcm43xx_phy_initg(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 tmp;
+
+	if (phy->rev == 1)
+		bcm43xx_phy_initb5(bcm);
+	else if (phy->rev >= 2 && phy->rev <= 7)
+		bcm43xx_phy_initb6(bcm);
+	if (phy->rev >= 2 || phy->connected)
+		bcm43xx_phy_inita(bcm);
+
+	if (phy->rev >= 2) {
+		bcm43xx_phy_write(bcm, 0x0814, 0x0000);
+		bcm43xx_phy_write(bcm, 0x0815, 0x0000);
+		if (phy->rev == 2)
+			bcm43xx_phy_write(bcm, 0x0811, 0x0000);
+		else if (phy->rev >= 3)
+			bcm43xx_phy_write(bcm, 0x0811, 0x0400);
+		bcm43xx_phy_write(bcm, 0x0015, 0x00C0);
+		if (phy->connected) {
+			tmp = bcm43xx_phy_read(bcm, 0x0400) & 0xFF;
+			if (tmp < 6) {
+				bcm43xx_phy_write(bcm, 0x04C2, 0x1816);
+				bcm43xx_phy_write(bcm, 0x04C3, 0x8006);
+				if (tmp != 3) {
+					bcm43xx_phy_write(bcm, 0x04CC,
+							  (bcm43xx_phy_read(bcm, 0x04CC)
+							   & 0x00FF) | 0x1F00);
+				}
+			}
+		}
+	}
+	if (phy->rev < 3 && phy->connected)
+		bcm43xx_phy_write(bcm, 0x047E, 0x0078);
+	if (phy->rev >= 6 && phy->rev <= 8) {
+		bcm43xx_phy_write(bcm, 0x0801, bcm43xx_phy_read(bcm, 0x0801) | 0x0080);
+		bcm43xx_phy_write(bcm, 0x043E, bcm43xx_phy_read(bcm, 0x043E) | 0x0004);
+	}
+	if (phy->rev >= 2 && phy->connected)
+		bcm43xx_calc_loopback_gain(bcm);
+	if (radio->revision != 8) {
+		if (radio->initval == 0xFFFF)
+			radio->initval = bcm43xx_radio_init2050(bcm);
+		else
+			bcm43xx_radio_write16(bcm, 0x0078, radio->initval);
+	}
+	if (radio->txctl2 == 0xFFFF) {
+		bcm43xx_phy_lo_g_measure(bcm);
+	} else {
+		if (radio->version == 0x2050 && radio->revision == 8) {
+			//FIXME
+		} else {
+			bcm43xx_radio_write16(bcm, 0x0052,
+					      (bcm43xx_radio_read16(bcm, 0x0052)
+					       & 0xFFF0) | radio->txctl1);
+		}
+		if (phy->rev >= 6) {
+			/*
+			bcm43xx_phy_write(bcm, 0x0036,
+					  (bcm43xx_phy_read(bcm, 0x0036)
+					   & 0xF000) | (FIXME << 12));
+			*/
+		}
+		if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
+			bcm43xx_phy_write(bcm, 0x002E, 0x8075);
+		else
+			bcm43xx_phy_write(bcm, 0x003E, 0x807F);
+		if (phy->rev < 2)
+			bcm43xx_phy_write(bcm, 0x002F, 0x0101);
+		else
+			bcm43xx_phy_write(bcm, 0x002F, 0x0202);
+	}
+	if (phy->connected) {
+		bcm43xx_phy_lo_adjust(bcm, 0);
+		bcm43xx_phy_write(bcm, 0x080F, 0x8078);
+	}
+
+	if (!(bcm->sprom.boardflags & BCM43xx_BFL_RSSI)) {
+		/* The specs state to update the NRSSI LT with
+		 * the value 0x7FFFFFFF here. I think that is some weird
+		 * compiler optimization in the original driver.
+		 * Essentially, what we do here is resetting all NRSSI LT
+		 * entries to -32 (see the limit_value() in nrssi_hw_update())
+		 */
+		bcm43xx_nrssi_hw_update(bcm, 0xFFFF);
+		bcm43xx_calc_nrssi_threshold(bcm);
+	} else if (phy->connected) {
+		if (radio->nrssi[0] == -1000) {
+			assert(radio->nrssi[1] == -1000);
+			bcm43xx_calc_nrssi_slope(bcm);
+		} else {
+			assert(radio->nrssi[1] != -1000);
+			bcm43xx_calc_nrssi_threshold(bcm);
+		}
+	}
+	if (radio->revision == 8)
+		bcm43xx_phy_write(bcm, 0x0805, 0x3230);
+	bcm43xx_phy_init_pctl(bcm);
+	if (bcm->chip_id == 0x4306 && bcm->chip_package != 2) {
+		bcm43xx_phy_write(bcm, 0x0429,
+				  bcm43xx_phy_read(bcm, 0x0429) & 0xBFFF);
+		bcm43xx_phy_write(bcm, 0x04C3,
+				  bcm43xx_phy_read(bcm, 0x04C3) & 0x7FFF);
+	}
+}
+
+static u16 bcm43xx_phy_lo_b_r15_loop(struct bcm43xx_private *bcm)
+{
+	int i;
+	u16 ret = 0;
+
+	for (i = 0; i < 10; i++){
+		bcm43xx_phy_write(bcm, 0x0015, 0xAFA0);
+		udelay(1);
+		bcm43xx_phy_write(bcm, 0x0015, 0xEFA0);
+		udelay(10);
+		bcm43xx_phy_write(bcm, 0x0015, 0xFFA0);
+		udelay(40);
+		ret += bcm43xx_phy_read(bcm, 0x002C);
+	}
+
+	return ret;
+}
+
+void bcm43xx_phy_lo_b_measure(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 regstack[12] = { 0 };
+	u16 mls;
+	u16 fval;
+	int i, j;
+
+	regstack[0] = bcm43xx_phy_read(bcm, 0x0015);
+	regstack[1] = bcm43xx_radio_read16(bcm, 0x0052) & 0xFFF0;
+
+	if (radio->version == 0x2053) {
+		regstack[2] = bcm43xx_phy_read(bcm, 0x000A);
+		regstack[3] = bcm43xx_phy_read(bcm, 0x002A);
+		regstack[4] = bcm43xx_phy_read(bcm, 0x0035);
+		regstack[5] = bcm43xx_phy_read(bcm, 0x0003);
+		regstack[6] = bcm43xx_phy_read(bcm, 0x0001);
+		regstack[7] = bcm43xx_phy_read(bcm, 0x0030);
+
+		regstack[8] = bcm43xx_radio_read16(bcm, 0x0043);
+		regstack[9] = bcm43xx_radio_read16(bcm, 0x007A);
+		regstack[10] = bcm43xx_read16(bcm, 0x03EC);
+		regstack[11] = bcm43xx_radio_read16(bcm, 0x0052) & 0x00F0;
+
+		bcm43xx_phy_write(bcm, 0x0030, 0x00FF);
+		bcm43xx_write16(bcm, 0x03EC, 0x3F3F);
+		bcm43xx_phy_write(bcm, 0x0035, regstack[4] & 0xFF7F);
+		bcm43xx_radio_write16(bcm, 0x007A, regstack[9] & 0xFFF0);
+	}
+	bcm43xx_phy_write(bcm, 0x0015, 0xB000);
+	bcm43xx_phy_write(bcm, 0x002B, 0x0004);
+
+	if (radio->version == 0x2053) {
+		bcm43xx_phy_write(bcm, 0x002B, 0x0203);
+		bcm43xx_phy_write(bcm, 0x002A, 0x08A3);
+	}
+
+	phy->minlowsig[0] = 0xFFFF;
+
+	for (i = 0; i < 4; i++) {
+		bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | i);
+		bcm43xx_phy_lo_b_r15_loop(bcm);
+	}
+	for (i = 0; i < 10; i++) {
+		bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | i);
+		mls = bcm43xx_phy_lo_b_r15_loop(bcm) / 10;
+		if (mls < phy->minlowsig[0]) {
+			phy->minlowsig[0] = mls;
+			phy->minlowsigpos[0] = i;
+		}
+	}
+	bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | phy->minlowsigpos[0]);
+
+	phy->minlowsig[1] = 0xFFFF;
+
+	for (i = -4; i < 5; i += 2) {
+		for (j = -4; j < 5; j += 2) {
+			if (j < 0)
+				fval = (0x0100 * i) + j + 0x0100;
+			else
+				fval = (0x0100 * i) + j;
+			bcm43xx_phy_write(bcm, 0x002F, fval);
+			mls = bcm43xx_phy_lo_b_r15_loop(bcm) / 10;
+			if (mls < phy->minlowsig[1]) {
+				phy->minlowsig[1] = mls;
+				phy->minlowsigpos[1] = fval;
+			}
+		}
+	}
+	phy->minlowsigpos[1] += 0x0101;
+
+	bcm43xx_phy_write(bcm, 0x002F, phy->minlowsigpos[1]);
+	if (radio->version == 0x2053) {
+		bcm43xx_phy_write(bcm, 0x000A, regstack[2]);
+		bcm43xx_phy_write(bcm, 0x002A, regstack[3]);
+		bcm43xx_phy_write(bcm, 0x0035, regstack[4]);
+		bcm43xx_phy_write(bcm, 0x0003, regstack[5]);
+		bcm43xx_phy_write(bcm, 0x0001, regstack[6]);
+		bcm43xx_phy_write(bcm, 0x0030, regstack[7]);
+
+		bcm43xx_radio_write16(bcm, 0x0043, regstack[8]);
+		bcm43xx_radio_write16(bcm, 0x007A, regstack[9]);
+
+		bcm43xx_radio_write16(bcm, 0x0052,
+		                      (bcm43xx_radio_read16(bcm, 0x0052) & 0x000F)
+				      | regstack[11]);
+
+		bcm43xx_write16(bcm, 0x03EC, regstack[10]);
+	}
+	bcm43xx_phy_write(bcm, 0x0015, regstack[0]);
+}
+
+static inline
+u16 bcm43xx_phy_lo_g_deviation_subval(struct bcm43xx_private *bcm, u16 control)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	if (phy->connected) {
+		bcm43xx_phy_write(bcm, 0x15, 0xE300);
+		control <<= 8;
+		bcm43xx_phy_write(bcm, 0x0812, control | 0x00B0);
+		udelay(5);
+		bcm43xx_phy_write(bcm, 0x0812, control | 0x00B2);
+		udelay(2);
+		bcm43xx_phy_write(bcm, 0x0812, control | 0x00B3);
+		udelay(4);
+		bcm43xx_phy_write(bcm, 0x0015, 0xF300);
+		udelay(8);
+	} else {
+		bcm43xx_phy_write(bcm, 0x0015, control | 0xEFA0);
+		udelay(2);
+		bcm43xx_phy_write(bcm, 0x0015, control | 0xEFE0);
+		udelay(4);
+		bcm43xx_phy_write(bcm, 0x0015, control | 0xFFE0);
+		udelay(8);
+	}
+
+	return bcm43xx_phy_read(bcm, 0x002D);
+}
+
+static u32 bcm43xx_phy_lo_g_singledeviation(struct bcm43xx_private *bcm, u16 control)
+{
+	int i;
+	u32 ret = 0;
+
+	for (i = 0; i < 8; i++)
+		ret += bcm43xx_phy_lo_g_deviation_subval(bcm, control);
+
+	return ret;
+}
+
+/* Write the LocalOscillator CONTROL */
+static inline
+void bcm43xx_lo_write(struct bcm43xx_private *bcm,
+		      struct bcm43xx_lopair *pair)
+{
+	u16 value;
+
+	value = (u8)(pair->low);
+	value |= ((u8)(pair->high)) << 8;
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	/* Sanity check. */
+	if (pair->low < -8 || pair->low > 8 ||
+	    pair->high < -8 || pair->high > 8) {
+		printk(KERN_WARNING PFX
+		       "WARNING: Writing invalid LOpair "
+		       "(low: %d, high: %d, index: %lu)\n",
+		       pair->low, pair->high,
+		       (unsigned long)(pair - bcm43xx_current_phy(bcm)->_lo_pairs));
+		dump_stack();
+	}
+#endif
+
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_G_LO_CONTROL, value);
+}
+
+static inline
+struct bcm43xx_lopair * bcm43xx_find_lopair(struct bcm43xx_private *bcm,
+					    u16 baseband_attenuation,
+					    u16 radio_attenuation,
+					    u16 tx)
+{
+	static const u8 dict[10] = { 11, 10, 11, 12, 13, 12, 13, 12, 13, 12 };
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	if (baseband_attenuation > 6)
+		baseband_attenuation = 6;
+	assert(radio_attenuation < 10);
+
+	if (tx == 3) {
+		return bcm43xx_get_lopair(phy,
+					  radio_attenuation,
+					  baseband_attenuation);
+	}
+	return bcm43xx_get_lopair(phy, dict[radio_attenuation], baseband_attenuation);
+}
+
+static inline
+struct bcm43xx_lopair * bcm43xx_current_lopair(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	return bcm43xx_find_lopair(bcm,
+				   radio->baseband_atten,
+				   radio->radio_atten,
+				   radio->txctl1);
+}
+
+/* Adjust B/G LO */
+void bcm43xx_phy_lo_adjust(struct bcm43xx_private *bcm, int fixed)
+{
+	struct bcm43xx_lopair *pair;
+
+	if (fixed) {
+		/* Use fixed values. Only for initialization. */
+		pair = bcm43xx_find_lopair(bcm, 2, 3, 0);
+	} else
+		pair = bcm43xx_current_lopair(bcm);
+	bcm43xx_lo_write(bcm, pair);
+}
+
+static void bcm43xx_phy_lo_g_measure_txctl2(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 txctl2 = 0, i;
+	u32 smallest, tmp;
+
+	bcm43xx_radio_write16(bcm, 0x0052, 0x0000);
+	udelay(10);
+	smallest = bcm43xx_phy_lo_g_singledeviation(bcm, 0);
+	for (i = 0; i < 16; i++) {
+		bcm43xx_radio_write16(bcm, 0x0052, i);
+		udelay(10);
+		tmp = bcm43xx_phy_lo_g_singledeviation(bcm, 0);
+		if (tmp < smallest) {
+			smallest = tmp;
+			txctl2 = i;
+		}
+	}
+	radio->txctl2 = txctl2;
+}
+
+static
+void bcm43xx_phy_lo_g_state(struct bcm43xx_private *bcm,
+			    const struct bcm43xx_lopair *in_pair,
+			    struct bcm43xx_lopair *out_pair,
+			    u16 r27)
+{
+	static const struct bcm43xx_lopair transitions[8] = {
+		{ .high =  1,  .low =  1, },
+		{ .high =  1,  .low =  0, },
+		{ .high =  1,  .low = -1, },
+		{ .high =  0,  .low = -1, },
+		{ .high = -1,  .low = -1, },
+		{ .high = -1,  .low =  0, },
+		{ .high = -1,  .low =  1, },
+		{ .high =  0,  .low =  1, },
+	};
+	struct bcm43xx_lopair lowest_transition = {
+		.high = in_pair->high,
+		.low = in_pair->low,
+	};
+	struct bcm43xx_lopair tmp_pair;
+	struct bcm43xx_lopair transition;
+	int i = 12;
+	int state = 0;
+	int found_lower;
+	int j, begin, end;
+	u32 lowest_deviation;
+	u32 tmp;
+
+	/* Note that in_pair and out_pair can point to the same pair. Be careful. */
+
+	bcm43xx_lo_write(bcm, &lowest_transition);
+	lowest_deviation = bcm43xx_phy_lo_g_singledeviation(bcm, r27);
+	do {
+		found_lower = 0;
+		assert(state >= 0 && state <= 8);
+		if (state == 0) {
+			begin = 1;
+			end = 8;
+		} else if (state % 2 == 0) {
+			begin = state - 1;
+			end = state + 1;
+		} else {
+			begin = state - 2;
+			end = state + 2;
+		}
+		if (begin < 1)
+			begin += 8;
+		if (end > 8)
+			end -= 8;
+
+		j = begin;
+		tmp_pair.high = lowest_transition.high;
+		tmp_pair.low = lowest_transition.low;
+		while (1) {
+			assert(j >= 1 && j <= 8);
+			transition.high = tmp_pair.high + transitions[j - 1].high;
+			transition.low = tmp_pair.low + transitions[j - 1].low;
+			if ((abs(transition.low) < 9) && (abs(transition.high) < 9)) {
+				bcm43xx_lo_write(bcm, &transition);
+				tmp = bcm43xx_phy_lo_g_singledeviation(bcm, r27);
+				if (tmp < lowest_deviation) {
+					lowest_deviation = tmp;
+					state = j;
+					found_lower = 1;
+
+					lowest_transition.high = transition.high;
+					lowest_transition.low = transition.low;
+				}
+			}
+			if (j == end)
+				break;
+			if (j == 8)
+				j = 1;
+			else
+				j++;
+		}
+	} while (i-- && found_lower);
+
+	out_pair->high = lowest_transition.high;
+	out_pair->low = lowest_transition.low;
+}
+
+/* Set the baseband attenuation value on chip. */
+void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_private *bcm,
+					  u16 baseband_attenuation)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 value;
+
+	if (phy->version == 0) {
+		value = (bcm43xx_read16(bcm, 0x03E6) & 0xFFF0);
+		value |= (baseband_attenuation & 0x000F);
+		bcm43xx_write16(bcm, 0x03E6, value);
+		return;
+	}
+
+	if (phy->version > 1) {
+		value = bcm43xx_phy_read(bcm, 0x0060) & ~0x003C;
+		value |= (baseband_attenuation << 2) & 0x003C;
+	} else {
+		value = bcm43xx_phy_read(bcm, 0x0060) & ~0x0078;
+		value |= (baseband_attenuation << 3) & 0x0078;
+	}
+	bcm43xx_phy_write(bcm, 0x0060, value);
+}
+
+/* http://bcm-specs.sipsolutions.net/LocalOscillator/Measure */
+void bcm43xx_phy_lo_g_measure(struct bcm43xx_private *bcm)
+{
+	static const u8 pairorder[10] = { 3, 1, 5, 7, 9, 2, 0, 4, 6, 8 };
+	const int is_initializing = bcm43xx_is_initializing(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 h, i, oldi = 0, j;
+	struct bcm43xx_lopair control;
+	struct bcm43xx_lopair *tmp_control;
+	u16 tmp;
+	u16 regstack[16] = { 0 };
+	u8 oldchannel;
+
+	//XXX: What are these?
+	u8 r27 = 0, r31;
+
+	oldchannel = radio->channel;
+	/* Setup */
+	if (phy->connected) {
+		regstack[0] = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS);
+		regstack[1] = bcm43xx_phy_read(bcm, 0x0802);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0] & 0x7FFF);
+		bcm43xx_phy_write(bcm, 0x0802, regstack[1] & 0xFFFC);
+	}
+	regstack[3] = bcm43xx_read16(bcm, 0x03E2);
+	bcm43xx_write16(bcm, 0x03E2, regstack[3] | 0x8000);
+	regstack[4] = bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT);
+	regstack[5] = bcm43xx_phy_read(bcm, 0x15);
+	regstack[6] = bcm43xx_phy_read(bcm, 0x2A);
+	regstack[7] = bcm43xx_phy_read(bcm, 0x35);
+	regstack[8] = bcm43xx_phy_read(bcm, 0x60);
+	regstack[9] = bcm43xx_radio_read16(bcm, 0x43);
+	regstack[10] = bcm43xx_radio_read16(bcm, 0x7A);
+	regstack[11] = bcm43xx_radio_read16(bcm, 0x52);
+	if (phy->connected) {
+		regstack[12] = bcm43xx_phy_read(bcm, 0x0811);
+		regstack[13] = bcm43xx_phy_read(bcm, 0x0812);
+		regstack[14] = bcm43xx_phy_read(bcm, 0x0814);
+		regstack[15] = bcm43xx_phy_read(bcm, 0x0815);
+	}
+	bcm43xx_radio_selectchannel(bcm, 6, 0);
+	if (phy->connected) {
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0] & 0x7FFF);
+		bcm43xx_phy_write(bcm, 0x0802, regstack[1] & 0xFFFC);
+		bcm43xx_dummy_transmission(bcm);
+	}
+	bcm43xx_radio_write16(bcm, 0x0043, 0x0006);
+
+	bcm43xx_phy_set_baseband_attenuation(bcm, 2);
+
+	bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x0000);
+	bcm43xx_phy_write(bcm, 0x002E, 0x007F);
+	bcm43xx_phy_write(bcm, 0x080F, 0x0078);
+	bcm43xx_phy_write(bcm, 0x0035, regstack[7] & ~(1 << 7));
+	bcm43xx_radio_write16(bcm, 0x007A, regstack[10] & 0xFFF0);
+	bcm43xx_phy_write(bcm, 0x002B, 0x0203);
+	bcm43xx_phy_write(bcm, 0x002A, 0x08A3);
+	if (phy->connected) {
+		bcm43xx_phy_write(bcm, 0x0814, regstack[14] | 0x0003);
+		bcm43xx_phy_write(bcm, 0x0815, regstack[15] & 0xFFFC);
+		bcm43xx_phy_write(bcm, 0x0811, 0x01B3);
+		bcm43xx_phy_write(bcm, 0x0812, 0x00B2);
+	}
+	if (is_initializing)
+		bcm43xx_phy_lo_g_measure_txctl2(bcm);
+	bcm43xx_phy_write(bcm, 0x080F, 0x8078);
+
+	/* Measure */
+	control.low = 0;
+	control.high = 0;
+	for (h = 0; h < 10; h++) {
+		/* Loop over each possible RadioAttenuation (0-9) */
+		i = pairorder[h];
+		if (is_initializing) {
+			if (i == 3) {
+				control.low = 0;
+				control.high = 0;
+			} else if (((i % 2 == 1) && (oldi % 2 == 1)) ||
+				  ((i % 2 == 0) && (oldi % 2 == 0))) {
+				tmp_control = bcm43xx_get_lopair(phy, oldi, 0);
+				memcpy(&control, tmp_control, sizeof(control));
+			} else {
+				tmp_control = bcm43xx_get_lopair(phy, 3, 0);
+				memcpy(&control, tmp_control, sizeof(control));
+			}
+		}
+		/* Loop over each possible BasebandAttenuation/2 */
+		for (j = 0; j < 4; j++) {
+			if (is_initializing) {
+				tmp = i * 2 + j;
+				r27 = 0;
+				r31 = 0;
+				if (tmp > 14) {
+					r31 = 1;
+					if (tmp > 17)
+						r27 = 1;
+					if (tmp > 19)
+						r27 = 2;
+				}
+			} else {
+				tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+				if (!tmp_control->used)
+					continue;
+				memcpy(&control, tmp_control, sizeof(control));
+				r27 = 3;
+				r31 = 0;
+			}
+			bcm43xx_radio_write16(bcm, 0x43, i);
+			bcm43xx_radio_write16(bcm, 0x52, radio->txctl2);
+			udelay(10);
+
+			bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
+
+			tmp = (regstack[10] & 0xFFF0);
+			if (r31)
+				tmp |= 0x0008;
+			bcm43xx_radio_write16(bcm, 0x007A, tmp);
+
+			tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+			bcm43xx_phy_lo_g_state(bcm, &control, tmp_control, r27);
+		}
+		oldi = i;
+	}
+	/* Loop over each possible RadioAttenuation (10-13) */
+	for (i = 10; i < 14; i++) {
+		/* Loop over each possible BasebandAttenuation/2 */
+		for (j = 0; j < 4; j++) {
+			if (is_initializing) {
+				tmp_control = bcm43xx_get_lopair(phy, i - 9, j * 2);
+				memcpy(&control, tmp_control, sizeof(control));
+				tmp = (i - 9) * 2 + j - 5;//FIXME: This is wrong, as the following if statement can never trigger.
+				r27 = 0;
+				r31 = 0;
+				if (tmp > 14) {
+					r31 = 1;
+					if (tmp > 17)
+						r27 = 1;
+					if (tmp > 19)
+						r27 = 2;
+				}
+			} else {
+				tmp_control = bcm43xx_get_lopair(phy, i - 9, j * 2);
+				if (!tmp_control->used)
+					continue;
+				memcpy(&control, tmp_control, sizeof(control));
+				r27 = 3;
+				r31 = 0;
+			}
+			bcm43xx_radio_write16(bcm, 0x43, i - 9);
+			bcm43xx_radio_write16(bcm, 0x52,
+					      radio->txctl2
+					      | (3/*txctl1*/ << 4));//FIXME: shouldn't txctl1 be zero here and 3 in the loop above?
+			udelay(10);
+
+			bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
+
+			tmp = (regstack[10] & 0xFFF0);
+			if (r31)
+				tmp |= 0x0008;
+			bcm43xx_radio_write16(bcm, 0x7A, tmp);
+
+			tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+			bcm43xx_phy_lo_g_state(bcm, &control, tmp_control, r27);
+		}
+	}
+
+	/* Restoration */
+	if (phy->connected) {
+		bcm43xx_phy_write(bcm, 0x0015, 0xE300);
+		bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA0);
+		udelay(5);
+		bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA2);
+		udelay(2);
+		bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA3);
+	} else
+		bcm43xx_phy_write(bcm, 0x0015, r27 | 0xEFA0);
+	bcm43xx_phy_lo_adjust(bcm, is_initializing);
+	bcm43xx_phy_write(bcm, 0x002E, 0x807F);
+	if (phy->connected)
+		bcm43xx_phy_write(bcm, 0x002F, 0x0202);
+	else
+		bcm43xx_phy_write(bcm, 0x002F, 0x0101);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, regstack[4]);
+	bcm43xx_phy_write(bcm, 0x0015, regstack[5]);
+	bcm43xx_phy_write(bcm, 0x002A, regstack[6]);
+	bcm43xx_phy_write(bcm, 0x0035, regstack[7]);
+	bcm43xx_phy_write(bcm, 0x0060, regstack[8]);
+	bcm43xx_radio_write16(bcm, 0x0043, regstack[9]);
+	bcm43xx_radio_write16(bcm, 0x007A, regstack[10]);
+	regstack[11] &= 0x00F0;
+	regstack[11] |= (bcm43xx_radio_read16(bcm, 0x52) & 0x000F);
+	bcm43xx_radio_write16(bcm, 0x52, regstack[11]);
+	bcm43xx_write16(bcm, 0x03E2, regstack[3]);
+	if (phy->connected) {
+		bcm43xx_phy_write(bcm, 0x0811, regstack[12]);
+		bcm43xx_phy_write(bcm, 0x0812, regstack[13]);
+		bcm43xx_phy_write(bcm, 0x0814, regstack[14]);
+		bcm43xx_phy_write(bcm, 0x0815, regstack[15]);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0]);
+		bcm43xx_phy_write(bcm, 0x0802, regstack[1]);
+	}
+	bcm43xx_radio_selectchannel(bcm, oldchannel, 1);
+
+#ifdef CONFIG_BCM43XX_D80211_DEBUG
+	{
+		/* Sanity check for all lopairs. */
+		for (i = 0; i < BCM43xx_LO_COUNT; i++) {
+			tmp_control = phy->_lo_pairs + i;
+			if (tmp_control->low < -8 || tmp_control->low > 8 ||
+			    tmp_control->high < -8 || tmp_control->high > 8) {
+				printk(KERN_WARNING PFX
+				       "WARNING: Invalid LOpair (low: %d, high: %d, index: %d)\n",
+				       tmp_control->low, tmp_control->high, i);
+			}
+		}
+	}
+#endif /* CONFIG_BCM43XX_D80211_DEBUG */
+}
+
+static
+void bcm43xx_phy_lo_mark_current_used(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_lopair *pair;
+
+	pair = bcm43xx_current_lopair(bcm);
+	pair->used = 1;
+}
+
+void bcm43xx_phy_lo_mark_all_unused(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_lopair *pair;
+	int i;
+
+	for (i = 0; i < BCM43xx_LO_COUNT; i++) {
+		pair = phy->_lo_pairs + i;
+		pair->used = 0;
+	}
+}
+
+/* http://bcm-specs.sipsolutions.net/EstimatePowerOut
+ * This function converts a TSSI value to dBm in Q5.2
+ */
+static s8 bcm43xx_phy_estimate_power_out(struct bcm43xx_private *bcm, s8 tssi)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	s8 dbm = 0;
+	s32 tmp;
+
+	tmp = phy->idle_tssi;
+	tmp += tssi;
+	tmp -= phy->savedpctlreg;
+
+	switch (phy->type) {
+		case BCM43xx_PHYTYPE_A:
+			tmp += 0x80;
+			tmp = limit_value(tmp, 0x00, 0xFF);
+			dbm = phy->tssi2dbm[tmp];
+			TODO(); //TODO: There's a FIXME on the specs
+			break;
+		case BCM43xx_PHYTYPE_B:
+		case BCM43xx_PHYTYPE_G:
+			tmp = limit_value(tmp, 0x00, 0x3F);
+			dbm = phy->tssi2dbm[tmp];
+			break;
+		default:
+			assert(0);
+	}
+
+	return dbm;
+}
+
+/* http://bcm-specs.sipsolutions.net/RecalculateTransmissionPower */
+void bcm43xx_phy_xmitpower(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	
+	if (phy->savedpctlreg == 0xFFFF)
+		return;
+	if ((bcm->board_type == 0x0416) &&
+	    (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM))
+		return;
+	
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A: {
+
+		TODO(); //TODO: Nothing for A PHYs yet :-/
+
+		break;
+	}
+	case BCM43xx_PHYTYPE_B:
+	case BCM43xx_PHYTYPE_G: {
+		u16 tmp;
+		u16 txpower;
+		s8 v0, v1, v2, v3;
+		s8 average;
+		u8 max_pwr;
+		s16 desired_pwr, estimated_pwr, pwr_adjust;
+		s16 radio_att_delta, baseband_att_delta;
+		s16 radio_attenuation, baseband_attenuation;
+		unsigned long phylock_flags;
+
+		tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0058);
+		v0 = (s8)(tmp & 0x00FF);
+		v1 = (s8)((tmp & 0xFF00) >> 8);
+		tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x005A);
+		v2 = (s8)(tmp & 0x00FF);
+		v3 = (s8)((tmp & 0xFF00) >> 8);
+		tmp = 0;
+
+		if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F) {
+			tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0070);
+			v0 = (s8)(tmp & 0x00FF);
+			v1 = (s8)((tmp & 0xFF00) >> 8);
+			tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0072);
+			v2 = (s8)(tmp & 0x00FF);
+			v3 = (s8)((tmp & 0xFF00) >> 8);
+			if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F)
+				return;
+			v0 = (v0 + 0x20) & 0x3F;
+			v1 = (v1 + 0x20) & 0x3F;
+			v2 = (v2 + 0x20) & 0x3F;
+			v3 = (v3 + 0x20) & 0x3F;
+			tmp = 1;
+		}
+		bcm43xx_radio_clear_tssi(bcm);
+
+		average = (v0 + v1 + v2 + v3 + 2) / 4;
+
+		if (tmp && (bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x005E) & 0x8))
+			average -= 13;
+
+		estimated_pwr = bcm43xx_phy_estimate_power_out(bcm, average);
+
+		max_pwr = bcm->sprom.maxpower_bgphy;
+
+		if ((bcm->sprom.boardflags & BCM43xx_BFL_PACTRL) &&
+		    (phy->type == BCM43xx_PHYTYPE_G))
+			max_pwr -= 0x3;
+
+		/*TODO:
+		max_pwr = min(REG - bcm->sprom.antennagain_bgphy - 0x6, max_pwr)
+			where REG is the max power as per the regulatory domain
+		*/
+
+		desired_pwr = radio->power_level;
+		/* Convert the desired_pwr to Q5.2 and limit it. */
+		desired_pwr = limit_value((desired_pwr << 2), 0, max_pwr);
+
+		pwr_adjust = desired_pwr - estimated_pwr;
+		radio_att_delta = -(pwr_adjust + 7) >> 3;
+		baseband_att_delta = -(pwr_adjust >> 1) - (4 * radio_att_delta);
+		if ((radio_att_delta == 0) && (baseband_att_delta == 0)) {
+			bcm43xx_phy_lo_mark_current_used(bcm);
+			return;
+		}
+
+		/* Calculate the new attenuation values. */
+		baseband_attenuation = radio->baseband_atten;
+		baseband_attenuation += baseband_att_delta;
+		radio_attenuation = radio->radio_atten;
+		radio_attenuation += radio_att_delta;
+
+		/* Get baseband and radio attenuation values into their permitted ranges.
+		 * baseband 0-11, radio 0-9.
+		 * Radio attenuation affects power level 4 times as much as baseband.
+		 */
+		if (radio_attenuation < 0) {
+			baseband_attenuation -= (4 * -radio_attenuation);
+			radio_attenuation = 0;
+		} else if (radio_attenuation > 9) {
+			baseband_attenuation += (4 * (radio_attenuation - 9));
+			radio_attenuation = 9;
+		} else {
+			while (baseband_attenuation < 0 && radio_attenuation > 0) {
+				baseband_attenuation += 4;
+				radio_attenuation--;
+			}
+			while (baseband_attenuation > 11 && radio_attenuation < 9) {
+				baseband_attenuation -= 4;
+				radio_attenuation++;
+			}
+		}
+		baseband_attenuation = limit_value(baseband_attenuation, 0, 11);
+
+		txpower = radio->txctl1;
+		if ((radio->version == 0x2050) && (radio->revision == 2)) {
+			if (radio_attenuation <= 1) {
+				if (txpower == 0) {
+					txpower = 3;
+					radio_attenuation += 2;
+					baseband_attenuation += 2;
+				} else if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL) {
+					baseband_attenuation += 4 * (radio_attenuation - 2);
+					radio_attenuation = 2;
+				}
+			} else if (radio_attenuation > 4 && txpower != 0) {
+				txpower = 0;
+				if (baseband_attenuation < 3) {
+					radio_attenuation -= 3;
+					baseband_attenuation += 2;
+				} else {
+					radio_attenuation -= 2;
+					baseband_attenuation -= 2;
+				}
+			}
+		}
+		radio->txctl1 = txpower;
+		baseband_attenuation = limit_value(baseband_attenuation, 0, 11);
+		radio_attenuation = limit_value(radio_attenuation, 0, 9);
+
+		bcm43xx_phy_lock(bcm, phylock_flags);
+		bcm43xx_radio_lock(bcm);
+		bcm43xx_radio_set_txpower_bg(bcm, baseband_attenuation,
+					     radio_attenuation, txpower);
+		bcm43xx_phy_lo_mark_current_used(bcm);
+		bcm43xx_radio_unlock(bcm);
+		bcm43xx_phy_unlock(bcm, phylock_flags);
+		break;
+	}
+	default:
+		assert(0);
+	}
+}
+
+static inline
+s32 bcm43xx_tssi2dbm_ad(s32 num, s32 den)
+{
+	if (num < 0)
+		return num/den;
+	else
+		return (num+den/2)/den;
+}
+
+static inline
+s8 bcm43xx_tssi2dbm_entry(s8 entry [], u8 index, s16 pab0, s16 pab1, s16 pab2)
+{
+	s32 m1, m2, f = 256, q, delta;
+	s8 i = 0;
+	
+	m1 = bcm43xx_tssi2dbm_ad(16 * pab0 + index * pab1, 32);
+	m2 = max(bcm43xx_tssi2dbm_ad(32768 + index * pab2, 256), 1);
+	do {
+		if (i > 15)
+			return -EINVAL;
+		q = bcm43xx_tssi2dbm_ad(f * 4096 -
+					bcm43xx_tssi2dbm_ad(m2 * f, 16) * f, 2048);
+		delta = abs(q - f);
+		f = q;
+		i++;
+	} while (delta >= 2);
+	entry[index] = limit_value(bcm43xx_tssi2dbm_ad(m1 * f, 8192), -127, 128);
+	return 0;
+}
+
+/* http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table */
+int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	s16 pab0, pab1, pab2;
+	u8 idx;
+	s8 *dyn_tssi2dbm;
+	
+	if (phy->type == BCM43xx_PHYTYPE_A) {
+		pab0 = (s16)(bcm->sprom.pa1b0);
+		pab1 = (s16)(bcm->sprom.pa1b1);
+		pab2 = (s16)(bcm->sprom.pa1b2);
+	} else {
+		pab0 = (s16)(bcm->sprom.pa0b0);
+		pab1 = (s16)(bcm->sprom.pa0b1);
+		pab2 = (s16)(bcm->sprom.pa0b2);
+	}
+
+	if ((bcm->chip_id == 0x4301) && (radio->version != 0x2050)) {
+		phy->idle_tssi = 0x34;
+		phy->tssi2dbm = bcm43xx_tssi2dbm_b_table;
+		return 0;
+	}
+
+	if (pab0 != 0 && pab1 != 0 && pab2 != 0 &&
+	    pab0 != -1 && pab1 != -1 && pab2 != -1) {
+		/* The pabX values are set in SPROM. Use them. */
+		if (phy->type == BCM43xx_PHYTYPE_A) {
+			if ((s8)bcm->sprom.idle_tssi_tgt_aphy != 0 &&
+			    (s8)bcm->sprom.idle_tssi_tgt_aphy != -1)
+				phy->idle_tssi = (s8)(bcm->sprom.idle_tssi_tgt_aphy);
+			else
+				phy->idle_tssi = 62;
+		} else {
+			if ((s8)bcm->sprom.idle_tssi_tgt_bgphy != 0 &&
+			    (s8)bcm->sprom.idle_tssi_tgt_bgphy != -1)
+				phy->idle_tssi = (s8)(bcm->sprom.idle_tssi_tgt_bgphy);
+			else
+				phy->idle_tssi = 62;
+		}
+		dyn_tssi2dbm = kmalloc(64, GFP_KERNEL);
+		if (dyn_tssi2dbm == NULL) {
+			printk(KERN_ERR PFX "Could not allocate memory"
+					    "for tssi2dbm table\n");
+			return -ENOMEM;
+		}
+		for (idx = 0; idx < 64; idx++)
+			if (bcm43xx_tssi2dbm_entry(dyn_tssi2dbm, idx, pab0, pab1, pab2)) {
+				phy->tssi2dbm = NULL;
+				printk(KERN_ERR PFX "Could not generate "
+						    "tssi2dBm table\n");
+				return -ENODEV;
+			}
+		phy->tssi2dbm = dyn_tssi2dbm;
+		phy->dyn_tssi_tbl = 1;
+	} else {
+		/* pabX values not set in SPROM. */
+		switch (phy->type) {
+		case BCM43xx_PHYTYPE_A:
+			/* APHY needs a generated table. */
+			phy->tssi2dbm = NULL;
+			printk(KERN_ERR PFX "Could not generate tssi2dBm "
+					    "table (wrong SPROM info)!\n");
+			return -ENODEV;
+		case BCM43xx_PHYTYPE_B:
+			phy->idle_tssi = 0x34;
+			phy->tssi2dbm = bcm43xx_tssi2dbm_b_table;
+			break;
+		case BCM43xx_PHYTYPE_G:
+			phy->idle_tssi = 0x34;
+			phy->tssi2dbm = bcm43xx_tssi2dbm_g_table;
+			break;
+		}
+	}
+
+	return 0;
+}
+
+int bcm43xx_phy_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	int err = -ENODEV;
+	unsigned long flags;
+
+	/* We do not want to be preempted while calibrating
+	 * the hardware.
+	 */
+	local_irq_save(flags);
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		if (phy->rev == 2 || phy->rev == 3) {
+			bcm43xx_phy_inita(bcm);
+			err = 0;
+		}
+		break;
+	case BCM43xx_PHYTYPE_B:
+		switch (phy->rev) {
+		case 2:
+			bcm43xx_phy_initb2(bcm);
+			err = 0;
+			break;
+		case 4:
+			bcm43xx_phy_initb4(bcm);
+			err = 0;
+			break;
+		case 5:
+			bcm43xx_phy_initb5(bcm);
+			err = 0;
+			break;
+		case 6:
+			bcm43xx_phy_initb6(bcm);
+			err = 0;
+			break;
+		}
+		break;
+	case BCM43xx_PHYTYPE_G:
+		bcm43xx_phy_initg(bcm);
+		err = 0;
+		break;
+	}
+	local_irq_restore(flags);
+	if (err)
+		printk(KERN_WARNING PFX "Unknown PHYTYPE found!\n");
+
+	return err;
+}
+
+void bcm43xx_phy_set_antenna_diversity(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 antennadiv;
+	u16 offset;
+	u16 value;
+	u32 ucodeflags;
+
+	antennadiv = phy->antenna_diversity;
+
+	if (antennadiv == 0xFFFF)
+		antennadiv = 3;
+	assert(antennadiv <= 3);
+
+	ucodeflags = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+					BCM43xx_UCODEFLAGS_OFFSET);
+	bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+			    BCM43xx_UCODEFLAGS_OFFSET,
+			    ucodeflags & ~BCM43xx_UCODEFLAG_AUTODIV);
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+	case BCM43xx_PHYTYPE_G:
+		if (phy->type == BCM43xx_PHYTYPE_A)
+			offset = 0x0000;
+		else
+			offset = 0x0400;
+
+		if (antennadiv == 2)
+			value = (3/*automatic*/ << 7);
+		else
+			value = (antennadiv << 7);
+		bcm43xx_phy_write(bcm, offset + 1,
+				  (bcm43xx_phy_read(bcm, offset + 1)
+				   & 0x7E7F) | value);
+
+		if (antennadiv >= 2) {
+			if (antennadiv == 2)
+				value = (antennadiv << 7);
+			else
+				value = (0/*force0*/ << 7);
+			bcm43xx_phy_write(bcm, offset + 0x2B,
+					  (bcm43xx_phy_read(bcm, offset + 0x2B)
+					   & 0xFEFF) | value);
+		}
+
+		if (phy->type == BCM43xx_PHYTYPE_G) {
+			if (antennadiv >= 2)
+				bcm43xx_phy_write(bcm, 0x048C,
+						  bcm43xx_phy_read(bcm, 0x048C)
+						   | 0x2000);
+			else
+				bcm43xx_phy_write(bcm, 0x048C,
+						  bcm43xx_phy_read(bcm, 0x048C)
+						   & ~0x2000);
+			if (phy->rev >= 2) {
+				bcm43xx_phy_write(bcm, 0x0461,
+						  bcm43xx_phy_read(bcm, 0x0461)
+						   | 0x0010);
+				bcm43xx_phy_write(bcm, 0x04AD,
+						  (bcm43xx_phy_read(bcm, 0x04AD)
+						   & 0x00FF) | 0x0015);
+				if (phy->rev == 2)
+					bcm43xx_phy_write(bcm, 0x0427, 0x0008);
+				else
+					bcm43xx_phy_write(bcm, 0x0427,
+						(bcm43xx_phy_read(bcm, 0x0427)
+						 & 0x00FF) | 0x0008);
+			}
+			else if (phy->rev >= 6)
+				bcm43xx_phy_write(bcm, 0x049B, 0x00DC);
+		} else {
+			if (phy->rev < 3)
+				bcm43xx_phy_write(bcm, 0x002B,
+						  (bcm43xx_phy_read(bcm, 0x002B)
+						   & 0x00FF) | 0x0024);
+			else {
+				bcm43xx_phy_write(bcm, 0x0061,
+						  bcm43xx_phy_read(bcm, 0x0061)
+						   | 0x0010);
+				if (phy->rev == 3) {
+					bcm43xx_phy_write(bcm, 0x0093, 0x001D);
+					bcm43xx_phy_write(bcm, 0x0027, 0x0008);
+				} else {
+					bcm43xx_phy_write(bcm, 0x0093, 0x003A);
+					bcm43xx_phy_write(bcm, 0x0027,
+						(bcm43xx_phy_read(bcm, 0x0027)
+						 & 0x00FF) | 0x0008);
+				}
+			}
+		}
+		break;
+	case BCM43xx_PHYTYPE_B:
+		if (bcm->current_core->rev == 2)
+			value = (3/*automatic*/ << 7);
+		else
+			value = (antennadiv << 7);
+		bcm43xx_phy_write(bcm, 0x03E2,
+				  (bcm43xx_phy_read(bcm, 0x03E2)
+				   & 0xFE7F) | value);
+		break;
+	default:
+		assert(0);
+	}
+
+	if (antennadiv >= 2) {
+		ucodeflags = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+						BCM43xx_UCODEFLAGS_OFFSET);
+		bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+				    BCM43xx_UCODEFLAGS_OFFSET,
+				    ucodeflags | BCM43xx_UCODEFLAG_AUTODIV);
+	}
+
+	phy->antenna_diversity = antennadiv;
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_phy.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,74 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#ifndef BCM43xx_PHY_H_
+#define BCM43xx_PHY_H_
+
+#include <linux/types.h>
+
+struct bcm43xx_private;
+
+void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm);
+#define bcm43xx_phy_lock(bcm, flags) \
+	do {					\
+		local_irq_save(flags);		\
+		bcm43xx_raw_phy_lock(bcm);	\
+	} while (0)
+void bcm43xx_raw_phy_unlock(struct bcm43xx_private *bcm);
+#define bcm43xx_phy_unlock(bcm, flags) \
+	do {					\
+		bcm43xx_raw_phy_unlock(bcm);	\
+		local_irq_restore(flags);	\
+	} while (0)
+
+u16 bcm43xx_phy_read(struct bcm43xx_private *bcm, u16 offset);
+void bcm43xx_phy_write(struct bcm43xx_private *bcm, u16 offset, u16 val);
+
+int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm);
+int bcm43xx_phy_init(struct bcm43xx_private *bcm);
+
+void bcm43xx_phy_set_antenna_diversity(struct bcm43xx_private *bcm);
+void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm);
+int bcm43xx_phy_connect(struct bcm43xx_private *bcm, int connect);
+
+void bcm43xx_phy_lo_b_measure(struct bcm43xx_private *bcm);
+void bcm43xx_phy_lo_g_measure(struct bcm43xx_private *bcm);
+void bcm43xx_phy_xmitpower(struct bcm43xx_private *bcm);
+
+/* Adjust the LocalOscillator to the saved values.
+ * "fixed" is only set to 1 once in initialization. Set to 0 otherwise.
+ */
+void bcm43xx_phy_lo_adjust(struct bcm43xx_private *bcm, int fixed);
+void bcm43xx_phy_lo_mark_all_unused(struct bcm43xx_private *bcm);
+
+void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_private *bcm,
+					  u16 baseband_attenuation);
+
+#endif /* BCM43xx_PHY_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,592 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  PIO Transmission
+
+  Copyright (c) 2005 Michael Buesch <mbuesch@freenet.de>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx.h"
+#include "bcm43xx_pio.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_xmit.h"
+
+#include <linux/delay.h>
+
+
+static void tx_start(struct bcm43xx_pioqueue *queue)
+{
+	bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+			  BCM43xx_PIO_TXCTL_INIT);
+}
+
+static void tx_octet(struct bcm43xx_pioqueue *queue,
+		     u8 octet)
+{
+	if (queue->need_workarounds) {
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
+				  octet);
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+				  BCM43xx_PIO_TXCTL_WRITEHI);
+	} else {
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+				  BCM43xx_PIO_TXCTL_WRITEHI);
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
+				  octet);
+	}
+}
+
+static u16 tx_get_next_word(struct bcm43xx_txhdr *txhdr,
+			    const u8 *packet,
+			    unsigned int *pos)
+{
+	const u8 *source;
+	unsigned int i = *pos;
+	u16 ret;
+
+	if (i < sizeof(*txhdr)) {
+		source = (const u8 *)txhdr;
+	} else {
+		source = packet;
+		i -= sizeof(*txhdr);
+	}
+	ret = le16_to_cpu( *((u16 *)(source + i)) );
+	*pos += 2;
+
+	return ret;
+}
+
+static void tx_data(struct bcm43xx_pioqueue *queue,
+		    struct bcm43xx_txhdr *txhdr,
+		    const u8 *packet,
+		    unsigned int octets)
+{
+	u16 data;
+	unsigned int i = 0;
+
+	if (queue->need_workarounds) {
+		data = tx_get_next_word(txhdr, packet, &i);
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, data);
+	}
+	bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+			  BCM43xx_PIO_TXCTL_WRITELO |
+			  BCM43xx_PIO_TXCTL_WRITEHI);
+	while (i < octets - 1) {
+		data = tx_get_next_word(txhdr, packet, &i);
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, data);
+	}
+	if (octets % 2)
+		tx_octet(queue, packet[octets - sizeof(*txhdr) - 1]);
+}
+
+static void tx_complete(struct bcm43xx_pioqueue *queue,
+			struct sk_buff *skb)
+{
+	if (queue->need_workarounds) {
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
+				  skb->data[skb->len - 1]);
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+				  BCM43xx_PIO_TXCTL_WRITEHI |
+				  BCM43xx_PIO_TXCTL_COMPLETE);
+	} else {
+		bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
+				  BCM43xx_PIO_TXCTL_COMPLETE);
+	}
+}
+
+static u16 generate_cookie(struct bcm43xx_pioqueue *queue,
+			   int packetindex)
+{
+	u16 cookie = 0x0000;
+
+	/* We use the upper 4 bits for the PIO
+	 * controller ID and the lower 12 bits
+	 * for the packet index (in the cache).
+	 */
+	switch (queue->mmio_base) {
+	case BCM43xx_MMIO_PIO1_BASE:
+		break;
+	case BCM43xx_MMIO_PIO2_BASE:
+		cookie = 0x1000;
+		break;
+	case BCM43xx_MMIO_PIO3_BASE:
+		cookie = 0x2000;
+		break;
+	case BCM43xx_MMIO_PIO4_BASE:
+		cookie = 0x3000;
+		break;
+	default:
+		assert(0);
+	}
+	assert(((u16)packetindex & 0xF000) == 0x0000);
+	cookie |= (u16)packetindex;
+
+	return cookie;
+}
+
+static
+struct bcm43xx_pioqueue * parse_cookie(struct bcm43xx_private *bcm,
+				       u16 cookie,
+				       struct bcm43xx_pio_txpacket **packet)
+{
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
+	struct bcm43xx_pioqueue *queue = NULL;
+	int packetindex;
+
+	switch (cookie & 0xF000) {
+	case 0x0000:
+		queue = pio->queue0;
+		break;
+	case 0x1000:
+		queue = pio->queue1;
+		break;
+	case 0x2000:
+		queue = pio->queue2;
+		break;
+	case 0x3000:
+		queue = pio->queue3;
+		break;
+	default:
+		assert(0);
+	}
+	packetindex = (cookie & 0x0FFF);
+	assert(packetindex >= 0 && packetindex < BCM43xx_PIO_MAXTXPACKETS);
+	*packet = &(queue->tx_packets_cache[packetindex]);
+
+	return queue;
+}
+
+static void pio_tx_write_fragment(struct bcm43xx_pioqueue *queue,
+				  struct sk_buff *skb,
+				  struct bcm43xx_pio_txpacket *packet)
+{
+	struct bcm43xx_txhdr txhdr;
+	unsigned int octets;
+
+	assert(skb_shinfo(skb)->nr_frags == 0);
+	bcm43xx_generate_txhdr(queue->bcm,
+			       &txhdr, skb->data, skb->len,
+			       1,//FIXME
+			       generate_cookie(queue, pio_txpacket_getindex(packet)),
+			       packet->ctl);
+
+	tx_start(queue);
+	octets = skb->len + sizeof(txhdr);
+	if (queue->need_workarounds)
+		octets--;
+	tx_data(queue, &txhdr, (u8 *)skb->data, octets);
+	tx_complete(queue, skb);
+}
+
+static void free_txpacket(struct bcm43xx_pio_txpacket *packet,
+			  int irq_context)
+{
+	struct bcm43xx_pioqueue *queue = packet->queue;
+
+	if (irq_context)
+		dev_kfree_skb_irq(packet->skb);
+	else
+		dev_kfree_skb(packet->skb);
+	list_move(&packet->list, &queue->txfree);
+	queue->nr_txfree++;
+}
+
+static int pio_tx_packet(struct bcm43xx_pio_txpacket *packet)
+{
+	struct bcm43xx_pioqueue *queue = packet->queue;
+	struct sk_buff *skb = packet->skb;
+	u16 octets;
+
+	octets = (u16)skb->len + sizeof(struct bcm43xx_txhdr);
+	if (queue->tx_devq_size < octets) {
+		dprintkl(KERN_WARNING PFX "PIO queue too small. "
+					  "Dropping packet.\n");
+		/* Drop it silently (return success) */
+		free_txpacket(packet, 1);
+		return 0;
+	}
+	assert(queue->tx_devq_packets <= BCM43xx_PIO_MAXTXDEVQPACKETS);
+	assert(queue->tx_devq_used <= queue->tx_devq_size);
+	/* Check if there is sufficient free space on the device
+	 * TX queue. If not, return and let the TX tasklet
+	 * retry later.
+	 */
+	if (queue->tx_devq_packets == BCM43xx_PIO_MAXTXDEVQPACKETS)
+		return -EBUSY;
+	if (queue->tx_devq_used + octets > queue->tx_devq_size)
+		return -EBUSY;
+	/* Now poke the device. */
+	pio_tx_write_fragment(queue, skb, packet);
+
+	/* Account for the packet size.
+	 * (We must not overflow the device TX queue)
+	 */
+	queue->tx_devq_packets++;
+	queue->tx_devq_used += octets;
+
+	/* Transmission started, everything ok, move the
+	 * packet to the txrunning list.
+	 */
+	list_move_tail(&packet->list, &queue->txrunning);
+
+	return 0;
+}
+
+static void tx_tasklet(unsigned long d)
+{
+	struct bcm43xx_pioqueue *queue = (struct bcm43xx_pioqueue *)d;
+	struct bcm43xx_private *bcm = queue->bcm;
+	unsigned long flags;
+	struct bcm43xx_pio_txpacket *packet, *tmp_packet;
+	int err;
+
+	bcm43xx_lock_mmio(bcm, flags);
+	list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) {
+		/* Try to transmit the packet. This can fail, if
+		 * the device queue is full. In case of failure, the
+		 * packet is left in the txqueue.
+		 * If transmission succeed, the packet is moved to txrunning.
+		 * If it is impossible to transmit the packet, it
+		 * is dropped.
+		 */
+		err = pio_tx_packet(packet);
+		if (err)
+			break;
+	}
+	bcm43xx_unlock_mmio(bcm, flags);
+}
+
+static void setup_txqueues(struct bcm43xx_pioqueue *queue)
+{
+	struct bcm43xx_pio_txpacket *packet;
+	int i;
+
+	queue->nr_txfree = BCM43xx_PIO_MAXTXPACKETS;
+	for (i = 0; i < BCM43xx_PIO_MAXTXPACKETS; i++) {
+		packet = &(queue->tx_packets_cache[i]);
+
+		packet->queue = queue;
+		INIT_LIST_HEAD(&packet->list);
+
+		list_add(&packet->list, &queue->txfree);
+	}
+}
+
+static
+struct bcm43xx_pioqueue * bcm43xx_setup_pioqueue(struct bcm43xx_private *bcm,
+						 u16 pio_mmio_base)
+{
+	struct bcm43xx_pioqueue *queue;
+	u32 value;
+	u16 qsize;
+
+	queue = kzalloc(sizeof(*queue), GFP_KERNEL);
+	if (!queue)
+		goto out;
+
+	queue->bcm = bcm;
+	queue->mmio_base = pio_mmio_base;
+	queue->need_workarounds = (bcm->current_core->rev < 3);
+
+	INIT_LIST_HEAD(&queue->txfree);
+	INIT_LIST_HEAD(&queue->txqueue);
+	INIT_LIST_HEAD(&queue->txrunning);
+	tasklet_init(&queue->txtask, tx_tasklet,
+		     (unsigned long)queue);
+
+	value = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	value |= BCM43xx_SBF_XFER_REG_BYTESWAP;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value);
+
+	qsize = bcm43xx_read16(bcm, queue->mmio_base + BCM43xx_PIO_TXQBUFSIZE);
+	if (qsize <= BCM43xx_PIO_TXQADJUST) {
+		printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n", qsize);
+		goto err_freequeue;
+	}
+	qsize -= BCM43xx_PIO_TXQADJUST;
+	queue->tx_devq_size = qsize;
+
+	setup_txqueues(queue);
+
+out:
+	return queue;
+
+err_freequeue:
+	kfree(queue);
+	queue = NULL;
+	goto out;
+}
+
+static void cancel_transfers(struct bcm43xx_pioqueue *queue)
+{
+	struct bcm43xx_pio_txpacket *packet, *tmp_packet;
+
+	ieee80211_netif_oper(queue->bcm->net_dev, NETIF_DETACH);
+	assert(queue->bcm->shutting_down);
+	tasklet_disable(&queue->txtask);
+
+	list_for_each_entry_safe(packet, tmp_packet, &queue->txrunning, list)
+		free_txpacket(packet, 0);
+	list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list)
+		free_txpacket(packet, 0);
+}
+
+static void bcm43xx_destroy_pioqueue(struct bcm43xx_pioqueue *queue)
+{
+	if (!queue)
+		return;
+
+	cancel_transfers(queue);
+	kfree(queue);
+}
+
+void bcm43xx_pio_free(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_pio *pio;
+
+	if (!bcm43xx_using_pio(bcm))
+		return;
+	pio = bcm43xx_current_pio(bcm);
+
+	bcm43xx_destroy_pioqueue(pio->queue3);
+	pio->queue3 = NULL;
+	bcm43xx_destroy_pioqueue(pio->queue2);
+	pio->queue2 = NULL;
+	bcm43xx_destroy_pioqueue(pio->queue1);
+	pio->queue1 = NULL;
+	bcm43xx_destroy_pioqueue(pio->queue0);
+	pio->queue0 = NULL;
+}
+
+int bcm43xx_pio_init(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
+	struct bcm43xx_pioqueue *queue;
+	int err = -ENOMEM;
+
+	queue = bcm43xx_setup_pioqueue(bcm, BCM43xx_MMIO_PIO1_BASE);
+	if (!queue)
+		goto out;
+	pio->queue0 = queue;
+
+	queue = bcm43xx_setup_pioqueue(bcm, BCM43xx_MMIO_PIO2_BASE);
+	if (!queue)
+		goto err_destroy0;
+	pio->queue1 = queue;
+
+	queue = bcm43xx_setup_pioqueue(bcm, BCM43xx_MMIO_PIO3_BASE);
+	if (!queue)
+		goto err_destroy1;
+	pio->queue2 = queue;
+
+	queue = bcm43xx_setup_pioqueue(bcm, BCM43xx_MMIO_PIO4_BASE);
+	if (!queue)
+		goto err_destroy2;
+	pio->queue3 = queue;
+
+	if (bcm->current_core->rev < 3)
+		bcm->irq_savedstate |= BCM43xx_IRQ_PIO_WORKAROUND;
+
+	dprintk(KERN_INFO PFX "PIO initialized\n");
+	err = 0;
+out:
+	return err;
+
+err_destroy2:
+	bcm43xx_destroy_pioqueue(pio->queue2);
+	pio->queue2 = NULL;
+err_destroy1:
+	bcm43xx_destroy_pioqueue(pio->queue1);
+	pio->queue1 = NULL;
+err_destroy0:
+	bcm43xx_destroy_pioqueue(pio->queue0);
+	pio->queue0 = NULL;
+	goto out;
+}
+
+int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl)
+{
+	struct bcm43xx_pioqueue *queue = bcm43xx_current_pio(bcm)->queue1;
+	struct bcm43xx_pio_txpacket *packet;
+	u16 tmp;
+
+	assert(!queue->tx_suspended);
+	assert(!list_empty(&queue->txfree));
+
+	tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL);
+	if (tmp & BCM43xx_PIO_TXCTL_SUSPEND)
+		return -EBUSY;
+
+	packet = list_entry(queue->txfree.next, struct bcm43xx_pio_txpacket, list);
+	packet->skb = skb;
+	packet->ctl = ctl;
+	list_move_tail(&packet->list, &queue->txqueue);
+	queue->nr_txfree--;
+	assert(queue->nr_txfree < BCM43xx_PIO_MAXTXPACKETS);
+
+	tasklet_schedule(&queue->txtask);
+
+	return 0;
+}
+
+void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status)
+{
+	struct bcm43xx_pioqueue *queue;
+	struct bcm43xx_pio_txpacket *packet;
+
+	queue = parse_cookie(bcm, status->cookie, &packet);
+	assert(queue);
+//TODO
+if (!queue)
+return;
+	free_txpacket(packet, 1);
+	/* If there are packets on the txqueue, poke the tasklet. */
+	if (!list_empty(&queue->txqueue))
+		tasklet_schedule(&queue->txtask);
+}
+
+void bcm43xx_pio_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats)
+{
+	struct bcm43xx_pio *pio = bcm43xx_current_pio(bcm);
+	struct bcm43xx_pioqueue *queue;
+	struct ieee80211_tx_queue_stats_data *data;
+
+	queue = pio->queue1;
+	data = &(stats->data[0]);
+	data->len = BCM43xx_PIO_MAXTXPACKETS - queue->nr_txfree;
+	data->limit = BCM43xx_PIO_MAXTXPACKETS;
+	data->count = queue->nr_tx_packets;
+}
+
+static void pio_rx_error(struct bcm43xx_pioqueue *queue,
+			 int clear_buffers,
+			 const char *error)
+{
+	int i;
+
+	printkl("PIO RX error: %s\n", error);
+	bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL,
+			  BCM43xx_PIO_RXCTL_READY);
+	if (clear_buffers) {
+		assert(queue->mmio_base == BCM43xx_MMIO_PIO1_BASE);
+		for (i = 0; i < 15; i++) {
+			/* Dummy read. */
+			bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
+		}
+	}
+}
+
+void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue)
+{
+	u16 preamble[21] = { 0 };
+	struct bcm43xx_rxhdr *rxhdr;
+	u16 tmp, len, rxflags2;
+	int i, preamble_readwords;
+	struct sk_buff *skb;
+
+return;
+	tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL);
+	if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE)) {
+		dprintkl(KERN_ERR PFX "PIO RX: No data available\n");//TODO: remove this printk.
+		return;
+	}
+	bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL,
+			  BCM43xx_PIO_RXCTL_DATAAVAILABLE);
+
+	for (i = 0; i < 10; i++) {
+		tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL);
+		if (tmp & BCM43xx_PIO_RXCTL_READY)
+			goto data_ready;
+		udelay(10);
+	}
+	dprintkl(KERN_ERR PFX "PIO RX timed out\n");
+	return;
+data_ready:
+
+//FIXME: endianess in this function.
+	len = le16_to_cpu(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA));
+	if (unlikely(len > 0x700)) {
+		pio_rx_error(queue, 0, "len > 0x700");
+		return;
+	}
+	if (unlikely(len == 0 && queue->mmio_base != BCM43xx_MMIO_PIO4_BASE)) {
+		pio_rx_error(queue, 0, "len == 0");
+		return;
+	}
+	preamble[0] = cpu_to_le16(len);
+	if (queue->mmio_base == BCM43xx_MMIO_PIO4_BASE)
+		preamble_readwords = 14 / sizeof(u16);
+	else
+		preamble_readwords = 18 / sizeof(u16);
+	for (i = 0; i < preamble_readwords; i++) {
+		tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
+		preamble[i + 1] = cpu_to_be16(tmp);//FIXME?
+	}
+	rxhdr = (struct bcm43xx_rxhdr *)preamble;
+	rxflags2 = le16_to_cpu(rxhdr->flags2);
+	if (unlikely(rxflags2 & BCM43xx_RXHDR_FLAGS2_INVALIDFRAME)) {
+		pio_rx_error(queue,
+			     (queue->mmio_base == BCM43xx_MMIO_PIO1_BASE),
+			     "invalid frame");
+		return;
+	}
+	if (queue->mmio_base == BCM43xx_MMIO_PIO4_BASE) {
+		/* We received an xmit status. */
+		struct bcm43xx_hwxmitstatus *hw;
+		struct bcm43xx_xmitstatus stat;
+
+		hw = (struct bcm43xx_hwxmitstatus *)(preamble + 1);
+		stat.cookie = le16_to_cpu(hw->cookie);
+		stat.flags = hw->flags;
+		stat.cnt1 = hw->cnt1;
+		stat.cnt2 = hw->cnt2;
+		stat.seq = le16_to_cpu(hw->seq);
+		stat.unknown = le16_to_cpu(hw->unknown);
+
+		bcm43xx_debugfs_log_txstat(queue->bcm, &stat);
+		bcm43xx_pio_handle_xmitstatus(queue->bcm, &stat);
+
+		return;
+	}
+
+	skb = dev_alloc_skb(len);
+	if (unlikely(!skb)) {
+		pio_rx_error(queue, 1, "OOM");
+		return;
+	}
+	skb_put(skb, len);
+	for (i = 0; i < len - 1; i += 2) {
+		tmp = cpu_to_be16(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA));
+		*((u16 *)(skb->data + i)) = tmp;
+	}
+	if (len % 2) {
+		tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
+		skb->data[len - 1] = (tmp & 0x00FF);
+		if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME)
+			skb->data[0x20] = (tmp & 0xFF00) >> 8;
+		else
+			skb->data[0x1E] = (tmp & 0xFF00) >> 8;
+	}
+	bcm43xx_rx(queue->bcm, skb, rxhdr);
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_pio.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,146 @@
+#ifndef BCM43xx_PIO_H_
+#define BCM43xx_PIO_H_
+
+#include "bcm43xx.h"
+
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/skbuff.h>
+
+
+#define BCM43xx_PIO_TXCTL		0x00
+#define BCM43xx_PIO_TXDATA		0x02
+#define BCM43xx_PIO_TXQBUFSIZE		0x04
+#define BCM43xx_PIO_RXCTL		0x08
+#define BCM43xx_PIO_RXDATA		0x0A
+
+#define BCM43xx_PIO_TXCTL_WRITEHI	(1 << 0)
+#define BCM43xx_PIO_TXCTL_WRITELO	(1 << 1)
+#define BCM43xx_PIO_TXCTL_COMPLETE	(1 << 2)
+#define BCM43xx_PIO_TXCTL_INIT		(1 << 3)
+#define BCM43xx_PIO_TXCTL_SUSPEND	(1 << 7)
+
+#define BCM43xx_PIO_RXCTL_DATAAVAILABLE	(1 << 0)
+#define BCM43xx_PIO_RXCTL_READY		(1 << 1)
+
+/* PIO constants */
+#define BCM43xx_PIO_MAXTXDEVQPACKETS	31
+#define BCM43xx_PIO_TXQADJUST		80
+
+/* PIO tuning knobs */
+#define BCM43xx_PIO_MAXTXPACKETS	256
+
+
+
+#ifdef CONFIG_BCM43XX_D80211_PIO
+
+
+struct bcm43xx_pioqueue;
+struct bcm43xx_xmitstatus;
+
+struct bcm43xx_pio_txpacket {
+	struct bcm43xx_pioqueue *queue;
+	struct sk_buff *skb;
+	struct ieee80211_tx_control *ctl;
+	struct list_head list;
+};
+
+#define pio_txpacket_getindex(packet) ((int)((packet) - (packet)->queue->tx_packets_cache)) 
+
+struct bcm43xx_pioqueue {
+	struct bcm43xx_private *bcm;
+	u16 mmio_base;
+
+	u8 tx_suspended:1,
+	   need_workarounds:1; /* Workarounds needed for core.rev < 3 */
+
+	/* Adjusted size of the device internal TX buffer. */
+	u16 tx_devq_size;
+	/* Used octets of the device internal TX buffer. */
+	u16 tx_devq_used;
+	/* Used packet slots in the device internal TX buffer. */
+	u8 tx_devq_packets;
+	/* Packets from the txfree list can
+	 * be taken on incoming TX requests.
+	 */
+	struct list_head txfree;
+	unsigned int nr_txfree;
+	/* Packets on the txqueue are queued,
+	 * but not completely written to the chip, yet.
+	 */
+	struct list_head txqueue;
+	/* Packets on the txrunning queue are completely
+	 * posted to the device. We are waiting for the txstatus.
+	 */
+	struct list_head txrunning;
+	/* Total number or packets sent.
+	 * (This counter can obviously wrap).
+	 */
+	unsigned int nr_tx_packets;
+	struct tasklet_struct txtask;
+	struct bcm43xx_pio_txpacket tx_packets_cache[BCM43xx_PIO_MAXTXPACKETS];
+};
+
+static inline
+u16 bcm43xx_pio_read(struct bcm43xx_pioqueue *queue,
+		     u16 offset)
+{
+	return bcm43xx_read16(queue->bcm, queue->mmio_base + offset);
+}
+
+static inline
+void bcm43xx_pio_write(struct bcm43xx_pioqueue *queue,
+		       u16 offset, u16 value)
+{
+	bcm43xx_write16(queue->bcm, queue->mmio_base + offset, value);
+}
+
+
+int bcm43xx_pio_init(struct bcm43xx_private *bcm);
+void bcm43xx_pio_free(struct bcm43xx_private *bcm);
+
+int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl);
+void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status);
+void bcm43xx_pio_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats);
+
+void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue);
+
+#else /* CONFIG_BCM43XX_D80211_PIO */
+
+static inline
+int bcm43xx_pio_init(struct bcm43xx_private *bcm)
+{
+	return 0;
+}
+static inline
+void bcm43xx_pio_free(struct bcm43xx_private *bcm)
+{
+}
+static inline
+int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
+		   struct sk_buff *skb,
+		   struct ieee80211_tx_control *ctl)
+{
+	return 0;
+}
+static inline
+void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm,
+				   struct bcm43xx_xmitstatus *status)
+{
+}
+static inline
+void bcm43xx_pio_get_tx_stats(struct bcm43xx_private *bcm,
+			      struct ieee80211_tx_queue_stats *stats)
+{
+}
+static inline
+void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue)
+{
+}
+
+#endif /* CONFIG_BCM43XX_D80211_PIO */
+#endif /* BCM43xx_PIO_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,358 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_power.h"
+#include "bcm43xx_main.h"
+
+
+/* Get max/min slowclock frequency
+ * as described in http://bcm-specs.sipsolutions.net/PowerControl
+ */
+static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm,
+				       int get_max)
+{
+	int limit = 0;
+	int divisor;
+	int selection;
+	int err;
+	u32 tmp;
+	struct bcm43xx_coreinfo *old_core;
+
+	if (!(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL))
+		goto out;
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+	if (err)
+		goto out;
+
+	if (bcm->current_core->rev < 6) {
+		if ((bcm->bustype == BCM43xx_BUSTYPE_PCMCIA) ||
+			(bcm->bustype == BCM43xx_BUSTYPE_SB)) {
+			selection = 1;
+			divisor = 32;
+		} else {
+			err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &tmp);
+			if (err) {
+				printk(KERN_ERR PFX "clockfreqlimit pcicfg read failure\n");
+				goto out_switchback;
+			}
+			if (tmp & 0x10) {
+				/* PCI */
+				selection = 2;
+				divisor = 64;
+			} else {
+				/* XTAL */
+				selection = 1;
+				divisor = 32;
+			}
+		}
+	} else if (bcm->current_core->rev < 10) {
+		selection = (tmp & 0x07);
+		if (selection) {
+			tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
+			divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16));
+		} else
+			divisor = 1;
+	} else {
+		tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SYSCLKCTL);
+		divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16));
+		selection = 1;
+	}
+	
+	switch (selection) {
+	case 0:
+		/* LPO */
+		if (get_max)
+			limit = 43000;
+		else
+			limit = 25000;
+		break;
+	case 1:
+		/* XTAL */
+		if (get_max)
+			limit = 20200000;
+		else
+			limit = 19800000;
+		break;
+	case 2:
+		/* PCI */
+		if (get_max)
+			limit = 34000000;
+		else
+			limit = 25000000;
+		break;
+	default:
+		assert(0);
+	}
+	limit /= divisor;
+
+out_switchback:
+	err = bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+
+out:
+	return limit;
+}
+
+/* init power control
+ * as described in http://bcm-specs.sipsolutions.net/PowerControl
+ */
+int bcm43xx_pctl_init(struct bcm43xx_private *bcm)
+{
+	int err, maxfreq;
+	struct bcm43xx_coreinfo *old_core;
+
+	if (!(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL))
+		return 0;
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+	if (err == -ENODEV)
+		return 0;
+	if (err)
+		goto out;
+
+	maxfreq = bcm43xx_pctl_clockfreqlimit(bcm, 1);
+	bcm43xx_write32(bcm, BCM43xx_CHIPCOMMON_PLLONDELAY,
+			(maxfreq * 150 + 999999) / 1000000);
+	bcm43xx_write32(bcm, BCM43xx_CHIPCOMMON_FREFSELDELAY,
+			(maxfreq * 15 + 999999) / 1000000);
+
+	err = bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+
+out:
+	return err;
+}
+
+u16 bcm43xx_pctl_powerup_delay(struct bcm43xx_private *bcm)
+{
+	u16 delay = 0;
+	int err;
+	u32 pll_on_delay;
+	struct bcm43xx_coreinfo *old_core;
+	int minfreq;
+
+	if (bcm->bustype != BCM43xx_BUSTYPE_PCI)
+		goto out;
+	if (!(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL))
+		goto out;
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+	if (err == -ENODEV)
+		goto out;
+
+	minfreq = bcm43xx_pctl_clockfreqlimit(bcm, 0);
+	pll_on_delay = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_PLLONDELAY);
+	delay = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq;
+
+	err = bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+
+out:
+	return delay;
+}
+
+/* set the powercontrol clock
+ * as described in http://bcm-specs.sipsolutions.net/PowerControl
+ */
+int bcm43xx_pctl_set_clock(struct bcm43xx_private *bcm, u16 mode)
+{
+	int err;
+	struct bcm43xx_coreinfo *old_core;
+	u32 tmp;
+
+	old_core = bcm->current_core;
+	err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+	if (err == -ENODEV)
+		return 0;
+	if (err)
+		goto out;
+	
+	if (bcm->core_chipcommon.rev < 6) {
+		if (mode == BCM43xx_PCTL_CLK_FAST) {
+			err = bcm43xx_pctl_set_crystal(bcm, 1);
+			if (err)
+				goto out;
+		}
+	} else {
+		if ((bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL) &&
+			(bcm->core_chipcommon.rev < 10)) {
+			switch (mode) {
+			case BCM43xx_PCTL_CLK_FAST:
+				tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
+				tmp = (tmp & ~BCM43xx_PCTL_FORCE_SLOW) | BCM43xx_PCTL_FORCE_PLL;
+				bcm43xx_write32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL, tmp);
+				break;
+			case BCM43xx_PCTL_CLK_SLOW:
+				tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
+				tmp |= BCM43xx_PCTL_FORCE_SLOW;
+				bcm43xx_write32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL, tmp);
+				break;
+			case BCM43xx_PCTL_CLK_DYNAMIC:
+				tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
+				tmp &= ~BCM43xx_PCTL_FORCE_SLOW;
+				tmp |= BCM43xx_PCTL_FORCE_PLL;
+				tmp &= ~BCM43xx_PCTL_DYN_XTAL;
+				bcm43xx_write32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL, tmp);
+			}
+		}
+	}
+	
+	err = bcm43xx_switch_core(bcm, old_core);
+	assert(err == 0);
+
+out:
+	return err;
+}
+
+int bcm43xx_pctl_set_crystal(struct bcm43xx_private *bcm, int on)
+{
+	int err;
+	u32 in, out, outenable;
+
+	err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_IN, &in);
+	if (err)
+		goto err_pci;
+	err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &out);
+	if (err)
+		goto err_pci;
+	err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUTENABLE, &outenable);
+	if (err)
+		goto err_pci;
+
+	outenable |= (BCM43xx_PCTL_XTAL_POWERUP | BCM43xx_PCTL_PLL_POWERDOWN);
+
+	if (on) {
+		if (in & 0x40)
+			return 0;
+
+		out |= (BCM43xx_PCTL_XTAL_POWERUP | BCM43xx_PCTL_PLL_POWERDOWN);
+
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCTL_OUT, out);
+		if (err)
+			goto err_pci;
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCTL_OUTENABLE, outenable);
+		if (err)
+			goto err_pci;
+		udelay(1000);
+
+		out &= ~BCM43xx_PCTL_PLL_POWERDOWN;
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCTL_OUT, out);
+		if (err)
+			goto err_pci;
+		udelay(5000);
+	} else {
+		if (bcm->current_core->rev < 5)
+			return 0;
+		if (bcm->sprom.boardflags & BCM43xx_BFL_XTAL_NOSLOW)
+			return 0;
+
+/*		XXX: Why BCM43xx_MMIO_RADIO_HWENABLED_xx can't be read at this time?
+ *		err = bcm43xx_switch_core(bcm, bcm->active_80211_core);
+ *		if (err)
+ *			return err;
+ *		if (((bcm->current_core->rev >= 3) &&
+ *			(bcm43xx_read32(bcm, BCM43xx_MMIO_RADIO_HWENABLED_HI) & (1 << 16))) ||
+ *		      ((bcm->current_core->rev < 3) &&
+ *			!(bcm43xx_read16(bcm, BCM43xx_MMIO_RADIO_HWENABLED_LO) & (1 << 4))))
+ *			return 0;
+ *		err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
+ *		if (err)
+ *			return err;
+ */
+		
+		err = bcm43xx_pctl_set_clock(bcm, BCM43xx_PCTL_CLK_SLOW);
+		if (err)
+			goto out;
+		out &= ~BCM43xx_PCTL_XTAL_POWERUP;
+		out |= BCM43xx_PCTL_PLL_POWERDOWN;
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCTL_OUT, out);
+		if (err)
+			goto err_pci;
+		err = bcm43xx_pci_write_config32(bcm, BCM43xx_PCTL_OUTENABLE, outenable);
+		if (err)
+			goto err_pci;
+	}
+
+out:
+	return err;
+
+err_pci:
+	printk(KERN_ERR PFX "Error: pctl_set_clock() could not access PCI config space!\n");
+	err = -EBUSY;
+	goto out;
+}
+
+/* Set the PowerSavingControlBits.
+ * Bitvalues:
+ *   0  => unset the bit
+ *   1  => set the bit
+ *   -1 => calculate the bit
+ */
+void bcm43xx_power_saving_ctl_bits(struct bcm43xx_private *bcm,
+				   int bit25, int bit26)
+{
+	int i;
+	u32 status;
+
+//FIXME: Force 25 to off and 26 to on for now:
+bit25 = 0;
+bit26 = 1;
+
+	if (bit25 == -1) {
+		//TODO: If powersave is not off and FIXME is not set and we are not in adhoc
+		//	and thus is not an AP and we are associated, set bit 25
+	}
+	if (bit26 == -1) {
+		//TODO: If the device is awake or this is an AP, or we are scanning, or FIXME,
+		//	or we are associated, or FIXME, or the latest PS-Poll packet sent was
+		//	successful, set bit26
+	}
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	if (bit25)
+		status |= BCM43xx_SBF_PS1;
+	else
+		status &= ~BCM43xx_SBF_PS1;
+	if (bit26)
+		status |= BCM43xx_SBF_PS2;
+	else
+		status &= ~BCM43xx_SBF_PS2;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+	if (bit26 && bcm->current_core->rev >= 5) {
+		for (i = 0; i < 100; i++) {
+			if (bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED, 0x0040) != 4)
+				break;
+			udelay(10);
+		}
+	}
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_power.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,47 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#ifndef BCM43xx_POWER_H_
+#define BCM43xx_POWER_H_
+
+#include <linux/types.h>
+
+
+struct bcm43xx_private;
+
+int bcm43xx_pctl_init(struct bcm43xx_private *bcm);
+int bcm43xx_pctl_set_clock(struct bcm43xx_private *bcm, u16 mode);
+int bcm43xx_pctl_set_crystal(struct bcm43xx_private *bcm, int on);
+u16 bcm43xx_pctl_powerup_delay(struct bcm43xx_private *bcm);
+
+void bcm43xx_power_saving_ctl_bits(struct bcm43xx_private *bcm,
+				   int bit25, int bit26);
+
+#endif /* BCM43xx_POWER_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,2026 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_phy.h"
+#include "bcm43xx_radio.h"
+#include "bcm43xx_ilt.h"
+
+
+/* Table for bcm43xx_radio_calibrationvalue() */
+static const u16 rcc_table[16] = {
+	0x0002, 0x0003, 0x0001, 0x000F,
+	0x0006, 0x0007, 0x0005, 0x000F,
+	0x000A, 0x000B, 0x0009, 0x000F,
+	0x000E, 0x000F, 0x000D, 0x000F,
+};
+
+/* Reverse the bits of a 4bit value.
+ * Example:  1101 is flipped 1011
+ */
+static u16 flip_4bit(u16 value)
+{
+	u16 flipped = 0x0000;
+
+	assert((value & ~0x000F) == 0x0000);
+
+	flipped |= (value & 0x0001) << 3;
+	flipped |= (value & 0x0002) << 1;
+	flipped |= (value & 0x0004) >> 1;
+	flipped |= (value & 0x0008) >> 3;
+
+	return flipped;
+}
+
+/* Get the freq, as it has to be written to the device. */
+static inline
+u16 channel2freq_bg(u8 channel)
+{
+	/* Frequencies are given as frequencies_bg[index] + 2.4GHz
+	 * Starting with channel 1
+	 */
+	static const u16 frequencies_bg[14] = {
+		12, 17, 22, 27,
+		32, 37, 42, 47,
+		52, 57, 62, 67,
+		72, 84,
+	};
+
+	assert(channel >= 1 && channel <= 14);
+
+	return frequencies_bg[channel - 1];
+}
+
+/* Get the freq, as it has to be written to the device. */
+static inline
+u16 channel2freq_a(u8 channel)
+{
+	assert(channel <= 200);
+
+	return (5000 + 5 * channel);
+}
+
+void bcm43xx_radio_lock(struct bcm43xx_private *bcm)
+{
+	u32 status;
+
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	status |= BCM43xx_SBF_RADIOREG_LOCK;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+	mmiowb();
+	udelay(10);
+}
+
+void bcm43xx_radio_unlock(struct bcm43xx_private *bcm)
+{
+	u32 status;
+
+	bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_VER); /* dummy read */
+	status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
+	status &= ~BCM43xx_SBF_RADIOREG_LOCK;
+	bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status);
+	mmiowb();
+}
+
+u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		offset |= 0x0040;
+		break;
+	case BCM43xx_PHYTYPE_B:
+		if (radio->version == 0x2053) {
+			if (offset < 0x70)
+				offset += 0x80;
+			else if (offset < 0x80)
+				offset += 0x70;
+		} else if (radio->version == 0x2050) {
+			offset |= 0x80;
+		} else
+			assert(0);
+		break;
+	case BCM43xx_PHYTYPE_G:
+		offset |= 0x80;
+		break;
+	}
+
+	bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_CONTROL, offset);
+	return bcm43xx_read16(bcm, BCM43xx_MMIO_RADIO_DATA_LOW);
+}
+
+void bcm43xx_radio_write16(struct bcm43xx_private *bcm, u16 offset, u16 val)
+{
+	bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_CONTROL, offset);
+	mmiowb();
+	bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_DATA_LOW, val);
+}
+
+static void bcm43xx_set_all_gains(struct bcm43xx_private *bcm,
+				  s16 first, s16 second, s16 third)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 i;
+	u16 start = 0x08, end = 0x18;
+	u16 offset = 0x0400;
+	u16 tmp;
+
+	if (phy->rev <= 1) {
+		offset = 0x5000;
+		start = 0x10;
+		end = 0x20;
+	}
+
+	for (i = 0; i < 4; i++)
+		bcm43xx_ilt_write(bcm, offset + i, first);
+
+	for (i = start; i < end; i++)
+		bcm43xx_ilt_write(bcm, offset + i, second);
+
+	if (third != -1) {
+		tmp = ((u16)third << 14) | ((u16)third << 6);
+		bcm43xx_phy_write(bcm, 0x04A0,
+		                  (bcm43xx_phy_read(bcm, 0x04A0) & 0xBFBF) | tmp);
+		bcm43xx_phy_write(bcm, 0x04A1,
+		                  (bcm43xx_phy_read(bcm, 0x04A1) & 0xBFBF) | tmp);
+		bcm43xx_phy_write(bcm, 0x04A2,
+		                  (bcm43xx_phy_read(bcm, 0x04A2) & 0xBFBF) | tmp);
+	}
+	bcm43xx_dummy_transmission(bcm);
+}
+
+static void bcm43xx_set_original_gains(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 i, tmp;
+	u16 offset = 0x0400;
+	u16 start = 0x0008, end = 0x0018;
+
+	if (phy->rev <= 1) {
+		offset = 0x5000;
+		start = 0x0010;
+		end = 0x0020;
+	}
+
+	for (i = 0; i < 4; i++) {
+		tmp = (i & 0xFFFC);
+		tmp |= (i & 0x0001) << 1;
+		tmp |= (i & 0x0002) >> 1;
+
+		bcm43xx_ilt_write(bcm, offset + i, tmp);
+	}
+
+	for (i = start; i < end; i++)
+		bcm43xx_ilt_write(bcm, offset + i, i - start);
+
+	bcm43xx_phy_write(bcm, 0x04A0,
+	                  (bcm43xx_phy_read(bcm, 0x04A0) & 0xBFBF) | 0x4040);
+	bcm43xx_phy_write(bcm, 0x04A1,
+	                  (bcm43xx_phy_read(bcm, 0x04A1) & 0xBFBF) | 0x4040);
+	bcm43xx_phy_write(bcm, 0x04A2,
+	                  (bcm43xx_phy_read(bcm, 0x04A2) & 0xBFBF) | 0x4000);
+	bcm43xx_dummy_transmission(bcm);
+}
+
+/* Synthetic PU workaround */
+static void bcm43xx_synth_pu_workaround(struct bcm43xx_private *bcm, u8 channel)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	
+	if (radio->version != 0x2050 || radio->revision >= 6) {
+		/* We do not need the workaround. */
+		return;
+	}
+
+	if (channel <= 10) {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL,
+				channel2freq_bg(channel + 4));
+	} else {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL,
+				channel2freq_bg(1));
+	}
+	udelay(100);
+	bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL,
+			channel2freq_bg(channel));
+}
+
+u8 bcm43xx_radio_aci_detect(struct bcm43xx_private *bcm, u8 channel)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u8 ret = 0;
+	u16 saved, rssi, temp;
+	int i, j = 0;
+
+	saved = bcm43xx_phy_read(bcm, 0x0403);
+	bcm43xx_radio_selectchannel(bcm, channel, 0);
+	bcm43xx_phy_write(bcm, 0x0403, (saved & 0xFFF8) | 5);
+	if (radio->aci_hw_rssi)
+		rssi = bcm43xx_phy_read(bcm, 0x048A) & 0x3F;
+	else
+		rssi = saved & 0x3F;
+	/* clamp temp to signed 5bit */
+	if (rssi > 32)
+		rssi -= 64;
+	for (i = 0;i < 100; i++) {
+		temp = (bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x3F;
+		if (temp > 32)
+			temp -= 64;
+		if (temp < rssi)
+			j++;
+		if (j >= 20)
+			ret = 1;
+	}
+	bcm43xx_phy_write(bcm, 0x0403, saved);
+
+	return ret;
+}
+
+u8 bcm43xx_radio_aci_scan(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u8 ret[13];
+	unsigned int channel = radio->channel;
+	unsigned int i, j, start, end;
+	unsigned long phylock_flags;
+
+	if (!((phy->type == BCM43xx_PHYTYPE_G) && (phy->rev > 0)))
+		return 0;
+
+	bcm43xx_phy_lock(bcm, phylock_flags);
+	bcm43xx_radio_lock(bcm);
+	bcm43xx_phy_write(bcm, 0x0802,
+	                  bcm43xx_phy_read(bcm, 0x0802) & 0xFFFC);
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+	                  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & 0x7FFF);
+	bcm43xx_set_all_gains(bcm, 3, 8, 1);
+
+	start = (channel - 5 > 0) ? channel - 5 : 1;
+	end = (channel + 5 < 14) ? channel + 5 : 13;
+
+	for (i = start; i <= end; i++) {
+		if (abs(channel - i) > 2)
+			ret[i-1] = bcm43xx_radio_aci_detect(bcm, i);
+	}
+	bcm43xx_radio_selectchannel(bcm, channel, 0);
+	bcm43xx_phy_write(bcm, 0x0802,
+	                  (bcm43xx_phy_read(bcm, 0x0802) & 0xFFFC) | 0x0003);
+	bcm43xx_phy_write(bcm, 0x0403,
+	                  bcm43xx_phy_read(bcm, 0x0403) & 0xFFF8);
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+	                  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) | 0x8000);
+	bcm43xx_set_original_gains(bcm);
+	for (i = 0; i < 13; i++) {
+		if (!ret[i])
+			continue;
+		end = (i + 5 < 13) ? i + 5 : 13;
+		for (j = i; j < end; j++)
+			ret[j] = 1;
+	}
+	bcm43xx_radio_unlock(bcm);
+	bcm43xx_phy_unlock(bcm, phylock_flags);
+
+	return ret[channel - 1];
+}
+
+/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */
+void bcm43xx_nrssi_hw_write(struct bcm43xx_private *bcm, u16 offset, s16 val)
+{
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_NRSSILT_CTRL, offset);
+	mmiowb();
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_NRSSILT_DATA, (u16)val);
+}
+
+/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */
+s16 bcm43xx_nrssi_hw_read(struct bcm43xx_private *bcm, u16 offset)
+{
+	u16 val;
+
+	bcm43xx_phy_write(bcm, BCM43xx_PHY_NRSSILT_CTRL, offset);
+	val = bcm43xx_phy_read(bcm, BCM43xx_PHY_NRSSILT_DATA);
+
+	return (s16)val;
+}
+
+/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */
+void bcm43xx_nrssi_hw_update(struct bcm43xx_private *bcm, u16 val)
+{
+	u16 i;
+	s16 tmp;
+
+	for (i = 0; i < 64; i++) {
+		tmp = bcm43xx_nrssi_hw_read(bcm, i);
+		tmp -= val;
+		tmp = limit_value(tmp, -32, 31);
+		bcm43xx_nrssi_hw_write(bcm, i, tmp);
+	}
+}
+
+/* http://bcm-specs.sipsolutions.net/NRSSILookupTable */
+void bcm43xx_nrssi_mem_update(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	s16 i, delta;
+	s32 tmp;
+
+	delta = 0x1F - radio->nrssi[0];
+	for (i = 0; i < 64; i++) {
+		tmp = (i - delta) * radio->nrssislope;
+		tmp /= 0x10000;
+		tmp += 0x3A;
+		tmp = limit_value(tmp, 0, 0x3F);
+		radio->nrssi_lt[i] = tmp;
+	}
+}
+
+static void bcm43xx_calc_nrssi_offset(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	u16 backup[20] = { 0 };
+	s16 v47F;
+	u16 i;
+	u16 saved = 0xFFFF;
+
+	backup[0] = bcm43xx_phy_read(bcm, 0x0001);
+	backup[1] = bcm43xx_phy_read(bcm, 0x0811);
+	backup[2] = bcm43xx_phy_read(bcm, 0x0812);
+	backup[3] = bcm43xx_phy_read(bcm, 0x0814);
+	backup[4] = bcm43xx_phy_read(bcm, 0x0815);
+	backup[5] = bcm43xx_phy_read(bcm, 0x005A);
+	backup[6] = bcm43xx_phy_read(bcm, 0x0059);
+	backup[7] = bcm43xx_phy_read(bcm, 0x0058);
+	backup[8] = bcm43xx_phy_read(bcm, 0x000A);
+	backup[9] = bcm43xx_phy_read(bcm, 0x0003);
+	backup[10] = bcm43xx_radio_read16(bcm, 0x007A);
+	backup[11] = bcm43xx_radio_read16(bcm, 0x0043);
+
+	bcm43xx_phy_write(bcm, 0x0429,
+			  bcm43xx_phy_read(bcm, 0x0429) & 0x7FFF);
+	bcm43xx_phy_write(bcm, 0x0001,
+			  (bcm43xx_phy_read(bcm, 0x0001) & 0x3FFF) | 0x4000);
+	bcm43xx_phy_write(bcm, 0x0811,
+			  bcm43xx_phy_read(bcm, 0x0811) | 0x000C);
+	bcm43xx_phy_write(bcm, 0x0812,
+			  (bcm43xx_phy_read(bcm, 0x0812) & 0xFFF3) | 0x0004);
+	bcm43xx_phy_write(bcm, 0x0802,
+			  bcm43xx_phy_read(bcm, 0x0802) & ~(0x1 | 0x2));
+	if (phy->rev >= 6) {
+		backup[12] = bcm43xx_phy_read(bcm, 0x002E);
+		backup[13] = bcm43xx_phy_read(bcm, 0x002F);
+		backup[14] = bcm43xx_phy_read(bcm, 0x080F);
+		backup[15] = bcm43xx_phy_read(bcm, 0x0810);
+		backup[16] = bcm43xx_phy_read(bcm, 0x0801);
+		backup[17] = bcm43xx_phy_read(bcm, 0x0060);
+		backup[18] = bcm43xx_phy_read(bcm, 0x0014);
+		backup[19] = bcm43xx_phy_read(bcm, 0x0478);
+
+		bcm43xx_phy_write(bcm, 0x002E, 0);
+		bcm43xx_phy_write(bcm, 0x002F, 0);
+		bcm43xx_phy_write(bcm, 0x080F, 0);
+		bcm43xx_phy_write(bcm, 0x0810, 0);
+		bcm43xx_phy_write(bcm, 0x0478,
+				  bcm43xx_phy_read(bcm, 0x0478) | 0x0100);
+		bcm43xx_phy_write(bcm, 0x0801,
+				  bcm43xx_phy_read(bcm, 0x0801) | 0x0040);
+		bcm43xx_phy_write(bcm, 0x0060,
+				  bcm43xx_phy_read(bcm, 0x0060) | 0x0040);
+		bcm43xx_phy_write(bcm, 0x0014,
+				  bcm43xx_phy_read(bcm, 0x0014) | 0x0200);
+	}
+	bcm43xx_radio_write16(bcm, 0x007A,
+			      bcm43xx_radio_read16(bcm, 0x007A) | 0x0070);
+	bcm43xx_radio_write16(bcm, 0x007A,
+			      bcm43xx_radio_read16(bcm, 0x007A) | 0x0080);
+	udelay(30);
+
+	v47F = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+	if (v47F >= 0x20)
+		v47F -= 0x40;
+	if (v47F == 31) {
+		for (i = 7; i >= 4; i--) {
+			bcm43xx_radio_write16(bcm, 0x007B, i);
+			udelay(20);
+			v47F = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+			if (v47F >= 0x20)
+				v47F -= 0x40;
+			if (v47F < 31 && saved == 0xFFFF)
+				saved = i;
+		}
+		if (saved == 0xFFFF)
+			saved = 4;
+	} else {
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) & 0x007F);
+		bcm43xx_phy_write(bcm, 0x0814,
+				  bcm43xx_phy_read(bcm, 0x0814) | 0x0001);
+		bcm43xx_phy_write(bcm, 0x0815,
+				  bcm43xx_phy_read(bcm, 0x0815) & 0xFFFE);
+		bcm43xx_phy_write(bcm, 0x0811,
+				  bcm43xx_phy_read(bcm, 0x0811) | 0x000C);
+		bcm43xx_phy_write(bcm, 0x0812,
+				  bcm43xx_phy_read(bcm, 0x0812) | 0x000C);
+		bcm43xx_phy_write(bcm, 0x0811,
+				  bcm43xx_phy_read(bcm, 0x0811) | 0x0030);
+		bcm43xx_phy_write(bcm, 0x0812,
+				  bcm43xx_phy_read(bcm, 0x0812) | 0x0030);
+		bcm43xx_phy_write(bcm, 0x005A, 0x0480);
+		bcm43xx_phy_write(bcm, 0x0059, 0x0810);
+		bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+		if (phy->rev == 0) {
+			bcm43xx_phy_write(bcm, 0x0003, 0x0122);
+		} else {
+			bcm43xx_phy_write(bcm, 0x000A,
+					  bcm43xx_phy_read(bcm, 0x000A)
+					  | 0x2000);
+		}
+		bcm43xx_phy_write(bcm, 0x0814,
+				  bcm43xx_phy_read(bcm, 0x0814) | 0x0004);
+		bcm43xx_phy_write(bcm, 0x0815,
+				  bcm43xx_phy_read(bcm, 0x0815) & 0xFFFB);
+		bcm43xx_phy_write(bcm, 0x0003,
+				  (bcm43xx_phy_read(bcm, 0x0003) & 0xFF9F)
+				  | 0x0040);
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) | 0x000F);
+		bcm43xx_set_all_gains(bcm, 3, 0, 1);
+		bcm43xx_radio_write16(bcm, 0x0043,
+				      (bcm43xx_radio_read16(bcm, 0x0043)
+				       & 0x00F0) | 0x000F);
+		udelay(30);
+		v47F = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+		if (v47F >= 0x20)
+			v47F -= 0x40;
+		if (v47F == -32) {
+			for (i = 0; i < 4; i++) {
+				bcm43xx_radio_write16(bcm, 0x007B, i);
+				udelay(20);
+				v47F = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+				if (v47F >= 0x20)
+					v47F -= 0x40;
+				if (v47F > -31 && saved == 0xFFFF)
+					saved = i;
+			}
+			if (saved == 0xFFFF)
+				saved = 3;
+		} else
+			saved = 0;
+	}
+	bcm43xx_radio_write16(bcm, 0x007B, saved);
+
+	if (phy->rev >= 6) {
+		bcm43xx_phy_write(bcm, 0x002E, backup[12]);
+		bcm43xx_phy_write(bcm, 0x002F, backup[13]);
+		bcm43xx_phy_write(bcm, 0x080F, backup[14]);
+		bcm43xx_phy_write(bcm, 0x0810, backup[15]);
+	}
+	bcm43xx_phy_write(bcm, 0x0814, backup[3]);
+	bcm43xx_phy_write(bcm, 0x0815, backup[4]);
+	bcm43xx_phy_write(bcm, 0x005A, backup[5]);
+	bcm43xx_phy_write(bcm, 0x0059, backup[6]);
+	bcm43xx_phy_write(bcm, 0x0058, backup[7]);
+	bcm43xx_phy_write(bcm, 0x000A, backup[8]);
+	bcm43xx_phy_write(bcm, 0x0003, backup[9]);
+	bcm43xx_radio_write16(bcm, 0x0043, backup[11]);
+	bcm43xx_radio_write16(bcm, 0x007A, backup[10]);
+	bcm43xx_phy_write(bcm, 0x0802,
+			  bcm43xx_phy_read(bcm, 0x0802) | 0x1 | 0x2);
+	bcm43xx_phy_write(bcm, 0x0429,
+			  bcm43xx_phy_read(bcm, 0x0429) | 0x8000);
+	bcm43xx_set_original_gains(bcm);
+	if (phy->rev >= 6) {
+		bcm43xx_phy_write(bcm, 0x0801, backup[16]);
+		bcm43xx_phy_write(bcm, 0x0060, backup[17]);
+		bcm43xx_phy_write(bcm, 0x0014, backup[18]);
+		bcm43xx_phy_write(bcm, 0x0478, backup[19]);
+	}
+	bcm43xx_phy_write(bcm, 0x0001, backup[0]);
+	bcm43xx_phy_write(bcm, 0x0812, backup[2]);
+	bcm43xx_phy_write(bcm, 0x0811, backup[1]);
+}
+
+void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 backup[18] = { 0 };
+	u16 tmp;
+	s16 nrssi0, nrssi1;
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_B:
+		backup[0] = bcm43xx_radio_read16(bcm, 0x007A);
+		backup[1] = bcm43xx_radio_read16(bcm, 0x0052);
+		backup[2] = bcm43xx_radio_read16(bcm, 0x0043);
+		backup[3] = bcm43xx_phy_read(bcm, 0x0030);
+		backup[4] = bcm43xx_phy_read(bcm, 0x0026);
+		backup[5] = bcm43xx_phy_read(bcm, 0x0015);
+		backup[6] = bcm43xx_phy_read(bcm, 0x002A);
+		backup[7] = bcm43xx_phy_read(bcm, 0x0020);
+		backup[8] = bcm43xx_phy_read(bcm, 0x005A);
+		backup[9] = bcm43xx_phy_read(bcm, 0x0059);
+		backup[10] = bcm43xx_phy_read(bcm, 0x0058);
+		backup[11] = bcm43xx_read16(bcm, 0x03E2);
+		backup[12] = bcm43xx_read16(bcm, 0x03E6);
+		backup[13] = bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT);
+
+		tmp  = bcm43xx_radio_read16(bcm, 0x007A);
+		tmp &= (phy->rev >= 5) ? 0x007F : 0x000F;
+		bcm43xx_radio_write16(bcm, 0x007A, tmp);
+		bcm43xx_phy_write(bcm, 0x0030, 0x00FF);
+		bcm43xx_write16(bcm, 0x03EC, 0x7F7F);
+		bcm43xx_phy_write(bcm, 0x0026, 0x0000);
+		bcm43xx_phy_write(bcm, 0x0015,
+				  bcm43xx_phy_read(bcm, 0x0015) | 0x0020);
+		bcm43xx_phy_write(bcm, 0x002A, 0x08A3);
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) | 0x0080);
+
+		nrssi0 = (s16)bcm43xx_phy_read(bcm, 0x0027);
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) & 0x007F);
+		if (phy->rev >= 2) {
+			bcm43xx_write16(bcm, 0x03E6, 0x0040);
+		} else if (phy->rev == 0) {
+			bcm43xx_write16(bcm, 0x03E6, 0x0122);
+		} else {
+			bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT,
+					bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT) & 0x2000);
+		}
+		bcm43xx_phy_write(bcm, 0x0020, 0x3F3F);
+		bcm43xx_phy_write(bcm, 0x0015, 0xF330);
+		bcm43xx_radio_write16(bcm, 0x005A, 0x0060);
+		bcm43xx_radio_write16(bcm, 0x0043,
+				      bcm43xx_radio_read16(bcm, 0x0043) & 0x00F0);
+		bcm43xx_phy_write(bcm, 0x005A, 0x0480);
+		bcm43xx_phy_write(bcm, 0x0059, 0x0810);
+		bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+		udelay(20);
+
+		nrssi1 = (s16)bcm43xx_phy_read(bcm, 0x0027);
+		bcm43xx_phy_write(bcm, 0x0030, backup[3]);
+		bcm43xx_radio_write16(bcm, 0x007A, backup[0]);
+		bcm43xx_write16(bcm, 0x03E2, backup[11]);
+		bcm43xx_phy_write(bcm, 0x0026, backup[4]);
+		bcm43xx_phy_write(bcm, 0x0015, backup[5]);
+		bcm43xx_phy_write(bcm, 0x002A, backup[6]);
+		bcm43xx_synth_pu_workaround(bcm, radio->channel);
+		if (phy->rev != 0)
+			bcm43xx_write16(bcm, 0x03F4, backup[13]);
+
+		bcm43xx_phy_write(bcm, 0x0020, backup[7]);
+		bcm43xx_phy_write(bcm, 0x005A, backup[8]);
+		bcm43xx_phy_write(bcm, 0x0059, backup[9]);
+		bcm43xx_phy_write(bcm, 0x0058, backup[10]);
+		bcm43xx_radio_write16(bcm, 0x0052, backup[1]);
+		bcm43xx_radio_write16(bcm, 0x0043, backup[2]);
+
+		if (nrssi0 == nrssi1)
+			radio->nrssislope = 0x00010000;
+		else 
+			radio->nrssislope = 0x00400000 / (nrssi0 - nrssi1);
+
+		if (nrssi0 <= -4) {
+			radio->nrssi[0] = nrssi0;
+			radio->nrssi[1] = nrssi1;
+		}
+		break;
+	case BCM43xx_PHYTYPE_G:
+		if (radio->revision >= 9)
+			return;
+		if (radio->revision == 8)
+			bcm43xx_calc_nrssi_offset(bcm);
+
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+				  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & 0x7FFF);
+		bcm43xx_phy_write(bcm, 0x0802,
+				  bcm43xx_phy_read(bcm, 0x0802) & 0xFFFC);
+		backup[7] = bcm43xx_read16(bcm, 0x03E2);
+		bcm43xx_write16(bcm, 0x03E2,
+				bcm43xx_read16(bcm, 0x03E2) | 0x8000);
+		backup[0] = bcm43xx_radio_read16(bcm, 0x007A);
+		backup[1] = bcm43xx_radio_read16(bcm, 0x0052);
+		backup[2] = bcm43xx_radio_read16(bcm, 0x0043);
+		backup[3] = bcm43xx_phy_read(bcm, 0x0015);
+		backup[4] = bcm43xx_phy_read(bcm, 0x005A);
+		backup[5] = bcm43xx_phy_read(bcm, 0x0059);
+		backup[6] = bcm43xx_phy_read(bcm, 0x0058);
+		backup[8] = bcm43xx_read16(bcm, 0x03E6);
+		backup[9] = bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT);
+		if (phy->rev >= 3) {
+			backup[10] = bcm43xx_phy_read(bcm, 0x002E);
+			backup[11] = bcm43xx_phy_read(bcm, 0x002F);
+			backup[12] = bcm43xx_phy_read(bcm, 0x080F);
+			backup[13] = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_LO_CONTROL);
+			backup[14] = bcm43xx_phy_read(bcm, 0x0801);
+			backup[15] = bcm43xx_phy_read(bcm, 0x0060);
+			backup[16] = bcm43xx_phy_read(bcm, 0x0014);
+			backup[17] = bcm43xx_phy_read(bcm, 0x0478);
+			bcm43xx_phy_write(bcm, 0x002E, 0);
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_LO_CONTROL, 0);
+			switch (phy->rev) {
+			case 4: case 6: case 7:
+				bcm43xx_phy_write(bcm, 0x0478,
+						  bcm43xx_phy_read(bcm, 0x0478)
+						  | 0x0100);
+				bcm43xx_phy_write(bcm, 0x0801,
+						  bcm43xx_phy_read(bcm, 0x0801)
+						  | 0x0040);
+				break;
+			case 3: case 5:
+				bcm43xx_phy_write(bcm, 0x0801,
+						  bcm43xx_phy_read(bcm, 0x0801)
+						  & 0xFFBF);
+				break;
+			}
+			bcm43xx_phy_write(bcm, 0x0060,
+					  bcm43xx_phy_read(bcm, 0x0060)
+					  | 0x0040);
+			bcm43xx_phy_write(bcm, 0x0014,
+					  bcm43xx_phy_read(bcm, 0x0014)
+					  | 0x0200);
+		}
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) | 0x0070);
+		bcm43xx_set_all_gains(bcm, 0, 8, 0);
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) & 0x00F7);
+		if (phy->rev >= 2) {
+			bcm43xx_phy_write(bcm, 0x0811,
+					  (bcm43xx_phy_read(bcm, 0x0811) & 0xFFCF) | 0x0030);
+			bcm43xx_phy_write(bcm, 0x0812,
+					  (bcm43xx_phy_read(bcm, 0x0812) & 0xFFCF) | 0x0010);
+		}
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) | 0x0080);
+		udelay(20);
+
+		nrssi0 = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+		if (nrssi0 >= 0x0020)
+			nrssi0 -= 0x0040;
+
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) & 0x007F);
+		if (phy->rev >= 2) {
+			bcm43xx_phy_write(bcm, 0x0003,
+					  (bcm43xx_phy_read(bcm, 0x0003)
+					   & 0xFF9F) | 0x0040);
+		}
+
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT,
+				bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT)
+				| 0x2000);
+		bcm43xx_radio_write16(bcm, 0x007A,
+				      bcm43xx_radio_read16(bcm, 0x007A) | 0x000F);
+		bcm43xx_phy_write(bcm, 0x0015, 0xF330);
+		if (phy->rev >= 2) {
+			bcm43xx_phy_write(bcm, 0x0812,
+					  (bcm43xx_phy_read(bcm, 0x0812) & 0xFFCF) | 0x0020);
+			bcm43xx_phy_write(bcm, 0x0811,
+					  (bcm43xx_phy_read(bcm, 0x0811) & 0xFFCF) | 0x0020);
+		}
+
+		bcm43xx_set_all_gains(bcm, 3, 0, 1);
+		if (radio->revision == 8) {
+			bcm43xx_radio_write16(bcm, 0x0043, 0x001F);
+		} else {
+			tmp = bcm43xx_radio_read16(bcm, 0x0052) & 0xFF0F;
+			bcm43xx_radio_write16(bcm, 0x0052, tmp | 0x0060);
+			tmp = bcm43xx_radio_read16(bcm, 0x0043) & 0xFFF0;
+			bcm43xx_radio_write16(bcm, 0x0043, tmp | 0x0009);
+		}
+		bcm43xx_phy_write(bcm, 0x005A, 0x0480);
+		bcm43xx_phy_write(bcm, 0x0059, 0x0810);
+		bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+		udelay(20);
+		nrssi1 = (s16)((bcm43xx_phy_read(bcm, 0x047F) >> 8) & 0x003F);
+		if (nrssi1 >= 0x0020)
+			nrssi1 -= 0x0040;
+		if (nrssi0 == nrssi1)
+			radio->nrssislope = 0x00010000;
+		else
+			radio->nrssislope = 0x00400000 / (nrssi0 - nrssi1);
+		if (nrssi0 >= -4) {
+			radio->nrssi[0] = nrssi1;
+			radio->nrssi[1] = nrssi0;
+		}
+		if (phy->rev >= 3) {
+			bcm43xx_phy_write(bcm, 0x002E, backup[10]);
+			bcm43xx_phy_write(bcm, 0x002F, backup[11]);
+			bcm43xx_phy_write(bcm, 0x080F, backup[12]);
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_LO_CONTROL, backup[13]);
+		}
+		if (phy->rev >= 2) {
+			bcm43xx_phy_write(bcm, 0x0812,
+					  bcm43xx_phy_read(bcm, 0x0812) & 0xFFCF);
+			bcm43xx_phy_write(bcm, 0x0811,
+					  bcm43xx_phy_read(bcm, 0x0811) & 0xFFCF);
+		}
+
+		bcm43xx_radio_write16(bcm, 0x007A, backup[0]);
+		bcm43xx_radio_write16(bcm, 0x0052, backup[1]);
+		bcm43xx_radio_write16(bcm, 0x0043, backup[2]);
+		bcm43xx_write16(bcm, 0x03E2, backup[7]);
+		bcm43xx_write16(bcm, 0x03E6, backup[8]);
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, backup[9]);
+		bcm43xx_phy_write(bcm, 0x0015, backup[3]);
+		bcm43xx_phy_write(bcm, 0x005A, backup[4]);
+		bcm43xx_phy_write(bcm, 0x0059, backup[5]);
+		bcm43xx_phy_write(bcm, 0x0058, backup[6]);
+		bcm43xx_synth_pu_workaround(bcm, radio->channel);
+		bcm43xx_phy_write(bcm, 0x0802,
+				  bcm43xx_phy_read(bcm, 0x0802) | (0x0001 | 0x0002));
+		bcm43xx_set_original_gains(bcm);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+				  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) | 0x8000);
+		if (phy->rev >= 3) {
+			bcm43xx_phy_write(bcm, 0x0801, backup[14]);
+			bcm43xx_phy_write(bcm, 0x0060, backup[15]);
+			bcm43xx_phy_write(bcm, 0x0014, backup[16]);
+			bcm43xx_phy_write(bcm, 0x0478, backup[17]);
+		}
+		bcm43xx_nrssi_mem_update(bcm);
+		bcm43xx_calc_nrssi_threshold(bcm);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+void bcm43xx_calc_nrssi_threshold(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	s32 threshold;
+	s32 a, b;
+	s16 tmp16;
+	u16 tmp_u16;
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_B: {
+		if (radio->version != 0x2050)
+			return;
+		if (!(bcm->sprom.boardflags & BCM43xx_BFL_RSSI))
+			return;
+
+		if (radio->revision >= 6) {
+			threshold = (radio->nrssi[1] - radio->nrssi[0]) * 32;
+			threshold += 20 * (radio->nrssi[0] + 1);
+			threshold /= 40;
+		} else
+			threshold = radio->nrssi[1] - 5;
+
+		threshold = limit_value(threshold, 0, 0x3E);
+		bcm43xx_phy_read(bcm, 0x0020); /* dummy read */
+		bcm43xx_phy_write(bcm, 0x0020, (((u16)threshold) << 8) | 0x001C);
+
+		if (radio->revision >= 6) {
+			bcm43xx_phy_write(bcm, 0x0087, 0x0E0D);
+			bcm43xx_phy_write(bcm, 0x0086, 0x0C0B);
+			bcm43xx_phy_write(bcm, 0x0085, 0x0A09);
+			bcm43xx_phy_write(bcm, 0x0084, 0x0808);
+			bcm43xx_phy_write(bcm, 0x0083, 0x0808);
+			bcm43xx_phy_write(bcm, 0x0082, 0x0604);
+			bcm43xx_phy_write(bcm, 0x0081, 0x0302);
+			bcm43xx_phy_write(bcm, 0x0080, 0x0100);
+		}
+		break;
+	}
+	case BCM43xx_PHYTYPE_G:
+		if (!phy->connected ||
+		    !(bcm->sprom.boardflags & BCM43xx_BFL_RSSI)) {
+			tmp16 = bcm43xx_nrssi_hw_read(bcm, 0x20);
+			if (tmp16 >= 0x20)
+				tmp16 -= 0x40;
+			if (tmp16 < 3) {
+				bcm43xx_phy_write(bcm, 0x048A,
+						  (bcm43xx_phy_read(bcm, 0x048A)
+						   & 0xF000) | 0x09EB);
+			} else {
+				bcm43xx_phy_write(bcm, 0x048A,
+						  (bcm43xx_phy_read(bcm, 0x048A)
+						   & 0xF000) | 0x0AED);
+			}
+		} else {
+			if (radio->interfmode == BCM43xx_RADIO_INTERFMODE_NONWLAN) {
+				a = 0xE;
+				b = 0xA;
+			} else if (!radio->aci_wlan_automatic && radio->aci_enable) {
+				a = 0x13;
+				b = 0x12;
+			} else {
+				a = 0xE;
+				b = 0x11;
+			}
+
+			a = a * (radio->nrssi[1] - radio->nrssi[0]);
+			a += (radio->nrssi[0] << 6);
+			if (a < 32)
+				a += 31;
+			else
+				a += 32;
+			a = a >> 6;
+			a = limit_value(a, -31, 31);
+
+			b = b * (radio->nrssi[1] - radio->nrssi[0]);
+			b += (radio->nrssi[0] << 6);
+			if (b < 32)
+				b += 31;
+			else
+				b += 32;
+			b = b >> 6;
+			b = limit_value(b, -31, 31);
+
+			tmp_u16 = bcm43xx_phy_read(bcm, 0x048A) & 0xF000;
+			tmp_u16 |= ((u32)b & 0x0000003F);
+			tmp_u16 |= (((u32)a & 0x0000003F) << 6);
+			bcm43xx_phy_write(bcm, 0x048A, tmp_u16);
+		}
+		break;
+	default:
+		assert(0);
+	}
+}
+
+/* Stack implementation to save/restore values from the
+ * interference mitigation code.
+ * It is save to restore values in random order.
+ */
+static void _stack_save(u32 *_stackptr, size_t *stackidx,
+			u8 id, u16 offset, u16 value)
+{
+	u32 *stackptr = &(_stackptr[*stackidx]);
+
+	assert((offset & 0xF000) == 0x0000);
+	assert((id & 0xF0) == 0x00);
+	*stackptr = offset;
+	*stackptr |= ((u32)id) << 12;
+	*stackptr |= ((u32)value) << 16;
+	(*stackidx)++;
+	assert(*stackidx < BCM43xx_INTERFSTACK_SIZE);
+}
+
+static u16 _stack_restore(u32 *stackptr,
+			  u8 id, u16 offset)
+{
+	size_t i;
+
+	assert((offset & 0xF000) == 0x0000);
+	assert((id & 0xF0) == 0x00);
+	for (i = 0; i < BCM43xx_INTERFSTACK_SIZE; i++, stackptr++) {
+		if ((*stackptr & 0x00000FFF) != offset)
+			continue;
+		if (((*stackptr & 0x0000F000) >> 12) != id)
+			continue;
+		return ((*stackptr & 0xFFFF0000) >> 16);
+	}
+	assert(0);
+
+	return 0;
+}
+
+#define phy_stacksave(offset)					\
+	do {							\
+		_stack_save(stack, &stackidx, 0x1, (offset),	\
+			    bcm43xx_phy_read(bcm, (offset)));	\
+	} while (0)
+#define phy_stackrestore(offset)				\
+	do {							\
+		bcm43xx_phy_write(bcm, (offset),		\
+				  _stack_restore(stack, 0x1,	\
+					  	 (offset)));	\
+	} while (0)
+#define radio_stacksave(offset)						\
+	do {								\
+		_stack_save(stack, &stackidx, 0x2, (offset),		\
+			    bcm43xx_radio_read16(bcm, (offset)));	\
+	} while (0)
+#define radio_stackrestore(offset)					\
+	do {								\
+		bcm43xx_radio_write16(bcm, (offset),			\
+				      _stack_restore(stack, 0x2,	\
+						     (offset)));	\
+	} while (0)
+#define ilt_stacksave(offset)					\
+	do {							\
+		_stack_save(stack, &stackidx, 0x3, (offset),	\
+			    bcm43xx_ilt_read(bcm, (offset)));	\
+	} while (0)
+#define ilt_stackrestore(offset)				\
+	do {							\
+		bcm43xx_ilt_write(bcm, (offset),		\
+				  _stack_restore(stack, 0x3,	\
+						 (offset)));	\
+	} while (0)
+
+static void
+bcm43xx_radio_interference_mitigation_enable(struct bcm43xx_private *bcm,
+					     int mode)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 tmp, flipped;
+	u32 tmp32;
+	size_t stackidx = 0;
+	u32 *stack = radio->interfstack;
+
+	switch (mode) {
+	case BCM43xx_RADIO_INTERFMODE_NONWLAN:
+		if (phy->rev != 1) {
+			bcm43xx_phy_write(bcm, 0x042B,
+			                  bcm43xx_phy_read(bcm, 0x042B) | 0x0800);
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+			                  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & ~0x4000);
+			break;
+		}
+		radio_stacksave(0x0078);
+		tmp = (bcm43xx_radio_read16(bcm, 0x0078) & 0x001E);
+		flipped = flip_4bit(tmp);
+		if (flipped < 10 && flipped >= 8)
+			flipped = 7;
+		else if (flipped >= 10)
+			flipped -= 3;
+		flipped = flip_4bit(flipped);
+		flipped = (flipped << 1) | 0x0020;
+		bcm43xx_radio_write16(bcm, 0x0078, flipped);
+
+		bcm43xx_calc_nrssi_threshold(bcm);
+
+		phy_stacksave(0x0406);
+		bcm43xx_phy_write(bcm, 0x0406, 0x7E28);
+
+		bcm43xx_phy_write(bcm, 0x042B,
+		                  bcm43xx_phy_read(bcm, 0x042B) | 0x0800);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_RADIO_BITFIELD,
+		                  bcm43xx_phy_read(bcm, BCM43xx_PHY_RADIO_BITFIELD) | 0x1000);
+
+		phy_stacksave(0x04A0);
+		bcm43xx_phy_write(bcm, 0x04A0,
+		                  (bcm43xx_phy_read(bcm, 0x04A0) & 0xC0C0) | 0x0008);
+		phy_stacksave(0x04A1);
+		bcm43xx_phy_write(bcm, 0x04A1,
+				  (bcm43xx_phy_read(bcm, 0x04A1) & 0xC0C0) | 0x0605);
+		phy_stacksave(0x04A2);
+		bcm43xx_phy_write(bcm, 0x04A2,
+				  (bcm43xx_phy_read(bcm, 0x04A2) & 0xC0C0) | 0x0204);
+		phy_stacksave(0x04A8);
+		bcm43xx_phy_write(bcm, 0x04A8,
+				  (bcm43xx_phy_read(bcm, 0x04A8) & 0xC0C0) | 0x0803);
+		phy_stacksave(0x04AB);
+		bcm43xx_phy_write(bcm, 0x04AB,
+				  (bcm43xx_phy_read(bcm, 0x04AB) & 0xC0C0) | 0x0605);
+
+		phy_stacksave(0x04A7);
+		bcm43xx_phy_write(bcm, 0x04A7, 0x0002);
+		phy_stacksave(0x04A3);
+		bcm43xx_phy_write(bcm, 0x04A3, 0x287A);
+		phy_stacksave(0x04A9);
+		bcm43xx_phy_write(bcm, 0x04A9, 0x2027);
+		phy_stacksave(0x0493);
+		bcm43xx_phy_write(bcm, 0x0493, 0x32F5);
+		phy_stacksave(0x04AA);
+		bcm43xx_phy_write(bcm, 0x04AA, 0x2027);
+		phy_stacksave(0x04AC);
+		bcm43xx_phy_write(bcm, 0x04AC, 0x32F5);
+		break;
+	case BCM43xx_RADIO_INTERFMODE_MANUALWLAN:
+		if (bcm43xx_phy_read(bcm, 0x0033) & 0x0800)
+			break;
+
+		radio->aci_enable = 1;
+
+		phy_stacksave(BCM43xx_PHY_RADIO_BITFIELD);
+		phy_stacksave(BCM43xx_PHY_G_CRS);
+		if (phy->rev < 2) {
+			phy_stacksave(0x0406);
+		} else {
+			phy_stacksave(0x04C0);
+			phy_stacksave(0x04C1);
+		}
+		phy_stacksave(0x0033);
+		phy_stacksave(0x04A7);
+		phy_stacksave(0x04A3);
+		phy_stacksave(0x04A9);
+		phy_stacksave(0x04AA);
+		phy_stacksave(0x04AC);
+		phy_stacksave(0x0493);
+		phy_stacksave(0x04A1);
+		phy_stacksave(0x04A0);
+		phy_stacksave(0x04A2);
+		phy_stacksave(0x048A);
+		phy_stacksave(0x04A8);
+		phy_stacksave(0x04AB);
+		if (phy->rev == 2) {
+			phy_stacksave(0x04AD);
+			phy_stacksave(0x04AE);
+		} else if (phy->rev >= 3) {
+			phy_stacksave(0x04AD);
+			phy_stacksave(0x0415);
+			phy_stacksave(0x0416);
+			phy_stacksave(0x0417);
+			ilt_stacksave(0x1A00 + 0x2);
+			ilt_stacksave(0x1A00 + 0x3);
+		}
+		phy_stacksave(0x042B);
+		phy_stacksave(0x048C);
+
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_RADIO_BITFIELD,
+				  bcm43xx_phy_read(bcm, BCM43xx_PHY_RADIO_BITFIELD)
+				  & ~0x1000);
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+				  (bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS)
+				   & 0xFFFC) | 0x0002);
+
+		bcm43xx_phy_write(bcm, 0x0033, 0x0800);
+		bcm43xx_phy_write(bcm, 0x04A3, 0x2027);
+		bcm43xx_phy_write(bcm, 0x04A9, 0x1CA8);
+		bcm43xx_phy_write(bcm, 0x0493, 0x287A);
+		bcm43xx_phy_write(bcm, 0x04AA, 0x1CA8);
+		bcm43xx_phy_write(bcm, 0x04AC, 0x287A);
+
+		bcm43xx_phy_write(bcm, 0x04A0,
+				  (bcm43xx_phy_read(bcm, 0x04A0)
+				   & 0xFFC0) | 0x001A);
+		bcm43xx_phy_write(bcm, 0x04A7, 0x000D);
+
+		if (phy->rev < 2) {
+			bcm43xx_phy_write(bcm, 0x0406, 0xFF0D);
+		} else if (phy->rev == 2) {
+			bcm43xx_phy_write(bcm, 0x04C0, 0xFFFF);
+			bcm43xx_phy_write(bcm, 0x04C1, 0x00A9);
+		} else {
+			bcm43xx_phy_write(bcm, 0x04C0, 0x00C1);
+			bcm43xx_phy_write(bcm, 0x04C1, 0x0059);
+		}
+
+		bcm43xx_phy_write(bcm, 0x04A1,
+		                  (bcm43xx_phy_read(bcm, 0x04A1)
+				   & 0xC0FF) | 0x1800);
+		bcm43xx_phy_write(bcm, 0x04A1,
+		                  (bcm43xx_phy_read(bcm, 0x04A1)
+				   & 0xFFC0) | 0x0015);
+		bcm43xx_phy_write(bcm, 0x04A8,
+		                  (bcm43xx_phy_read(bcm, 0x04A8)
+				   & 0xCFFF) | 0x1000);
+		bcm43xx_phy_write(bcm, 0x04A8,
+		                  (bcm43xx_phy_read(bcm, 0x04A8)
+				   & 0xF0FF) | 0x0A00);
+		bcm43xx_phy_write(bcm, 0x04AB,
+		                  (bcm43xx_phy_read(bcm, 0x04AB)
+				   & 0xCFFF) | 0x1000);
+		bcm43xx_phy_write(bcm, 0x04AB,
+		                  (bcm43xx_phy_read(bcm, 0x04AB)
+				   & 0xF0FF) | 0x0800);
+		bcm43xx_phy_write(bcm, 0x04AB,
+		                  (bcm43xx_phy_read(bcm, 0x04AB)
+				   & 0xFFCF) | 0x0010);
+		bcm43xx_phy_write(bcm, 0x04AB,
+		                  (bcm43xx_phy_read(bcm, 0x04AB)
+				   & 0xFFF0) | 0x0005);
+		bcm43xx_phy_write(bcm, 0x04A8,
+		                  (bcm43xx_phy_read(bcm, 0x04A8)
+				   & 0xFFCF) | 0x0010);
+		bcm43xx_phy_write(bcm, 0x04A8,
+		                  (bcm43xx_phy_read(bcm, 0x04A8)
+				   & 0xFFF0) | 0x0006);
+		bcm43xx_phy_write(bcm, 0x04A2,
+		                  (bcm43xx_phy_read(bcm, 0x04A2)
+				   & 0xF0FF) | 0x0800);
+		bcm43xx_phy_write(bcm, 0x04A0,
+				  (bcm43xx_phy_read(bcm, 0x04A0)
+				   & 0xF0FF) | 0x0500);
+		bcm43xx_phy_write(bcm, 0x04A2,
+				  (bcm43xx_phy_read(bcm, 0x04A2)
+				   & 0xFFF0) | 0x000B);
+
+		if (phy->rev >= 3) {
+			bcm43xx_phy_write(bcm, 0x048A,
+					  bcm43xx_phy_read(bcm, 0x048A)
+					  & ~0x8000);
+			bcm43xx_phy_write(bcm, 0x0415,
+					  (bcm43xx_phy_read(bcm, 0x0415)
+					   & 0x8000) | 0x36D8);
+			bcm43xx_phy_write(bcm, 0x0416,
+					  (bcm43xx_phy_read(bcm, 0x0416)
+					   & 0x8000) | 0x36D8);
+			bcm43xx_phy_write(bcm, 0x0417,
+					  (bcm43xx_phy_read(bcm, 0x0417)
+					   & 0xFE00) | 0x016D);
+		} else {
+			bcm43xx_phy_write(bcm, 0x048A,
+					  bcm43xx_phy_read(bcm, 0x048A)
+					  | 0x1000);
+			bcm43xx_phy_write(bcm, 0x048A,
+					  (bcm43xx_phy_read(bcm, 0x048A)
+					   & 0x9FFF) | 0x2000);
+			tmp32 = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+						   BCM43xx_UCODEFLAGS_OFFSET);
+			if (!(tmp32 & 0x800)) {
+				tmp32 |= 0x800;
+				bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+						    BCM43xx_UCODEFLAGS_OFFSET,
+						    tmp32);
+			}
+		}
+		if (phy->rev >= 2) {
+			bcm43xx_phy_write(bcm, 0x042B,
+					  bcm43xx_phy_read(bcm, 0x042B)
+					  | 0x0800);
+		}
+		bcm43xx_phy_write(bcm, 0x048C,
+				  (bcm43xx_phy_read(bcm, 0x048C)
+				   & 0xF0FF) | 0x0200);
+		if (phy->rev == 2) {
+			bcm43xx_phy_write(bcm, 0x04AE,
+					  (bcm43xx_phy_read(bcm, 0x04AE)
+					   & 0xFF00) | 0x007F);
+			bcm43xx_phy_write(bcm, 0x04AD,
+					  (bcm43xx_phy_read(bcm, 0x04AD)
+					   & 0x00FF) | 0x1300);
+		} else if (phy->rev >= 6) {
+			bcm43xx_ilt_write(bcm, 0x1A00 + 0x3, 0x007F);
+			bcm43xx_ilt_write(bcm, 0x1A00 + 0x2, 0x007F);
+			bcm43xx_phy_write(bcm, 0x04AD,
+					  bcm43xx_phy_read(bcm, 0x04AD)
+					  & 0x00FF);
+		}
+		bcm43xx_calc_nrssi_slope(bcm);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+static void
+bcm43xx_radio_interference_mitigation_disable(struct bcm43xx_private *bcm,
+					      int mode)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u32 tmp32;
+	u32 *stack = radio->interfstack;
+
+	switch (mode) {
+	case BCM43xx_RADIO_INTERFMODE_NONWLAN:
+		if (phy->rev != 1) {
+			bcm43xx_phy_write(bcm, 0x042B,
+			                  bcm43xx_phy_read(bcm, 0x042B) & ~0x0800);
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+			                  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) | 0x4000);
+			break;
+		}
+		phy_stackrestore(0x0078);
+		bcm43xx_calc_nrssi_threshold(bcm);
+		phy_stackrestore(0x0406);
+		bcm43xx_phy_write(bcm, 0x042B,
+				  bcm43xx_phy_read(bcm, 0x042B) & ~0x0800);
+		if (!bcm->bad_frames_preempt) {
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_RADIO_BITFIELD,
+					  bcm43xx_phy_read(bcm, BCM43xx_PHY_RADIO_BITFIELD)
+					  & ~(1 << 11));
+		}
+		bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+				  bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) | 0x4000);
+		phy_stackrestore(0x04A0);
+		phy_stackrestore(0x04A1);
+		phy_stackrestore(0x04A2);
+		phy_stackrestore(0x04A8);
+		phy_stackrestore(0x04AB);
+		phy_stackrestore(0x04A7);
+		phy_stackrestore(0x04A3);
+		phy_stackrestore(0x04A9);
+		phy_stackrestore(0x0493);
+		phy_stackrestore(0x04AA);
+		phy_stackrestore(0x04AC);
+		break;
+	case BCM43xx_RADIO_INTERFMODE_MANUALWLAN:
+		if (!(bcm43xx_phy_read(bcm, 0x0033) & 0x0800))
+			break;
+
+		radio->aci_enable = 0;
+
+		phy_stackrestore(BCM43xx_PHY_RADIO_BITFIELD);
+		phy_stackrestore(BCM43xx_PHY_G_CRS);
+		phy_stackrestore(0x0033);
+		phy_stackrestore(0x04A3);
+		phy_stackrestore(0x04A9);
+		phy_stackrestore(0x0493);
+		phy_stackrestore(0x04AA);
+		phy_stackrestore(0x04AC);
+		phy_stackrestore(0x04A0);
+		phy_stackrestore(0x04A7);
+		if (phy->rev >= 2) {
+			phy_stackrestore(0x04C0);
+			phy_stackrestore(0x04C1);
+		} else
+			phy_stackrestore(0x0406);
+		phy_stackrestore(0x04A1);
+		phy_stackrestore(0x04AB);
+		phy_stackrestore(0x04A8);
+		if (phy->rev == 2) {
+			phy_stackrestore(0x04AD);
+			phy_stackrestore(0x04AE);
+		} else if (phy->rev >= 3) {
+			phy_stackrestore(0x04AD);
+			phy_stackrestore(0x0415);
+			phy_stackrestore(0x0416);
+			phy_stackrestore(0x0417);
+			ilt_stackrestore(0x1A00 + 0x2);
+			ilt_stackrestore(0x1A00 + 0x3);
+		}
+		phy_stackrestore(0x04A2);
+		phy_stackrestore(0x04A8);
+		phy_stackrestore(0x042B);
+		phy_stackrestore(0x048C);
+		tmp32 = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+					   BCM43xx_UCODEFLAGS_OFFSET);
+		if (tmp32 & 0x800) {
+			tmp32 &= ~0x800;
+			bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+					    BCM43xx_UCODEFLAGS_OFFSET,
+					    tmp32);
+		}
+		bcm43xx_calc_nrssi_slope(bcm);
+		break;
+	default:
+		assert(0);
+	}
+}
+
+#undef phy_stacksave
+#undef phy_stackrestore
+#undef radio_stacksave
+#undef radio_stackrestore
+#undef ilt_stacksave
+#undef ilt_stackrestore
+
+int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_private *bcm,
+					      int mode)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	int currentmode;
+
+	if ((phy->type != BCM43xx_PHYTYPE_G) ||
+	    (phy->rev == 0) ||
+	    (!phy->connected))
+		return -ENODEV;
+
+	radio->aci_wlan_automatic = 0;
+	switch (mode) {
+	case BCM43xx_RADIO_INTERFMODE_AUTOWLAN:
+		radio->aci_wlan_automatic = 1;
+		if (radio->aci_enable)
+			mode = BCM43xx_RADIO_INTERFMODE_MANUALWLAN;
+		else
+			mode = BCM43xx_RADIO_INTERFMODE_NONE;
+		break;
+	case BCM43xx_RADIO_INTERFMODE_NONE:
+	case BCM43xx_RADIO_INTERFMODE_NONWLAN:
+	case BCM43xx_RADIO_INTERFMODE_MANUALWLAN:
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	currentmode = radio->interfmode;
+	if (currentmode == mode)
+		return 0;
+	if (currentmode != BCM43xx_RADIO_INTERFMODE_NONE)
+		bcm43xx_radio_interference_mitigation_disable(bcm, currentmode);
+
+	if (mode == BCM43xx_RADIO_INTERFMODE_NONE) {
+		radio->aci_enable = 0;
+		radio->aci_hw_rssi = 0;
+	} else
+		bcm43xx_radio_interference_mitigation_enable(bcm, mode);
+	radio->interfmode = mode;
+
+	return 0;
+}
+
+u16 bcm43xx_radio_calibrationvalue(struct bcm43xx_private *bcm)
+{
+	u16 reg, index, ret;
+
+	reg = bcm43xx_radio_read16(bcm, 0x0060);
+	index = (reg & 0x001E) >> 1;
+	ret = rcc_table[index] << 1;
+	ret |= (reg & 0x0001);
+	ret |= 0x0020;
+
+	return ret;
+}
+
+u16 bcm43xx_radio_init2050(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 backup[19] = { 0 };
+	u16 ret;
+	u16 i, j;
+	u32 tmp1 = 0, tmp2 = 0;
+
+	backup[0] = bcm43xx_radio_read16(bcm, 0x0043);
+	backup[14] = bcm43xx_radio_read16(bcm, 0x0051);
+	backup[15] = bcm43xx_radio_read16(bcm, 0x0052);
+	backup[1] = bcm43xx_phy_read(bcm, 0x0015);
+	backup[16] = bcm43xx_phy_read(bcm, 0x005A);
+	backup[17] = bcm43xx_phy_read(bcm, 0x0059);
+	backup[18] = bcm43xx_phy_read(bcm, 0x0058);
+	if (phy->type == BCM43xx_PHYTYPE_B) {
+		backup[2] = bcm43xx_phy_read(bcm, 0x0030);
+		backup[3] = bcm43xx_read16(bcm, 0x03EC);
+		bcm43xx_phy_write(bcm, 0x0030, 0x00FF);
+		bcm43xx_write16(bcm, 0x03EC, 0x3F3F);
+	} else {
+		if (phy->connected) {
+			backup[4] = bcm43xx_phy_read(bcm, 0x0811);
+			backup[5] = bcm43xx_phy_read(bcm, 0x0812);
+			backup[6] = bcm43xx_phy_read(bcm, 0x0814);
+			backup[7] = bcm43xx_phy_read(bcm, 0x0815);
+			backup[8] = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS);
+			backup[9] = bcm43xx_phy_read(bcm, 0x0802);
+			bcm43xx_phy_write(bcm, 0x0814,
+			                  (bcm43xx_phy_read(bcm, 0x0814) | 0x0003));
+			bcm43xx_phy_write(bcm, 0x0815,
+			                  (bcm43xx_phy_read(bcm, 0x0815) & 0xFFFC));	
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+			                  (bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & 0x7FFF));
+			bcm43xx_phy_write(bcm, 0x0802,
+			                  (bcm43xx_phy_read(bcm, 0x0802) & 0xFFFC));
+			bcm43xx_phy_write(bcm, 0x0811, 0x01B3);
+			bcm43xx_phy_write(bcm, 0x0812, 0x0FB2);
+		}
+		bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_RADIO,
+		                (bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_RADIO) | 0x8000));
+	}
+	backup[10] = bcm43xx_phy_read(bcm, 0x0035);
+	bcm43xx_phy_write(bcm, 0x0035,
+	                  (bcm43xx_phy_read(bcm, 0x0035) & 0xFF7F));
+	backup[11] = bcm43xx_read16(bcm, 0x03E6);
+	backup[12] = bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT);
+
+	// Initialization
+	if (phy->version == 0) {
+		bcm43xx_write16(bcm, 0x03E6, 0x0122);
+	} else {
+		if (phy->version >= 2)
+			bcm43xx_write16(bcm, 0x03E6, 0x0040);
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT,
+		                (bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT) | 0x2000));
+	}
+
+	ret = bcm43xx_radio_calibrationvalue(bcm);
+
+	if (phy->type == BCM43xx_PHYTYPE_B)
+		bcm43xx_radio_write16(bcm, 0x0078, 0x0003);
+
+	bcm43xx_phy_write(bcm, 0x0015, 0xBFAF);
+	bcm43xx_phy_write(bcm, 0x002B, 0x1403);
+	if (phy->connected)
+		bcm43xx_phy_write(bcm, 0x0812, 0x00B2);
+	bcm43xx_phy_write(bcm, 0x0015, 0xBFA0);
+	bcm43xx_radio_write16(bcm, 0x0051,
+	                      (bcm43xx_radio_read16(bcm, 0x0051) | 0x0004));
+	bcm43xx_radio_write16(bcm, 0x0052, 0x0000);
+	bcm43xx_radio_write16(bcm, 0x0043,
+			      bcm43xx_radio_read16(bcm, 0x0043) | 0x0009);
+	bcm43xx_phy_write(bcm, 0x0058, 0x0000);
+
+	for (i = 0; i < 16; i++) {
+		bcm43xx_phy_write(bcm, 0x005A, 0x0480);
+		bcm43xx_phy_write(bcm, 0x0059, 0xC810);
+		bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+		if (phy->connected)
+			bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+		bcm43xx_phy_write(bcm, 0x0015, 0xAFB0);
+		udelay(10);
+		if (phy->connected)
+			bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+		bcm43xx_phy_write(bcm, 0x0015, 0xEFB0);
+		udelay(10);
+		if (phy->connected)
+			bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+		bcm43xx_phy_write(bcm, 0x0015, 0xFFF0);
+		udelay(10);
+		tmp1 += bcm43xx_phy_read(bcm, 0x002D);
+		bcm43xx_phy_write(bcm, 0x0058, 0x0000);
+		if (phy->connected)
+			bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+		bcm43xx_phy_write(bcm, 0x0015, 0xAFB0);
+	}
+
+	tmp1++;
+	tmp1 >>= 9;
+	udelay(10);
+	bcm43xx_phy_write(bcm, 0x0058, 0x0000);
+
+	for (i = 0; i < 16; i++) {
+		bcm43xx_radio_write16(bcm, 0x0078, (flip_4bit(i) << 1) | 0x0020);
+		backup[13] = bcm43xx_radio_read16(bcm, 0x0078);
+		udelay(10);
+		for (j = 0; j < 16; j++) {
+			bcm43xx_phy_write(bcm, 0x005A, 0x0D80);
+			bcm43xx_phy_write(bcm, 0x0059, 0xC810);
+			bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+			if (phy->connected)
+				bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+			bcm43xx_phy_write(bcm, 0x0015, 0xAFB0);
+			udelay(10);
+			if (phy->connected)
+				bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+			bcm43xx_phy_write(bcm, 0x0015, 0xEFB0);
+			udelay(10);
+			if (phy->connected)
+				bcm43xx_phy_write(bcm, 0x0812, 0x30B3); /* 0x30B3 is not a typo */
+			bcm43xx_phy_write(bcm, 0x0015, 0xFFF0);
+			udelay(10);
+			tmp2 += bcm43xx_phy_read(bcm, 0x002D);
+			bcm43xx_phy_write(bcm, 0x0058, 0x0000);
+			if (phy->connected)
+				bcm43xx_phy_write(bcm, 0x0812, 0x30B2);
+			bcm43xx_phy_write(bcm, 0x0015, 0xAFB0);
+		}
+		tmp2++;
+		tmp2 >>= 8;
+		if (tmp1 < tmp2)
+			break;
+	}
+
+	/* Restore the registers */
+	bcm43xx_phy_write(bcm, 0x0015, backup[1]);
+	bcm43xx_radio_write16(bcm, 0x0051, backup[14]);
+	bcm43xx_radio_write16(bcm, 0x0052, backup[15]);
+	bcm43xx_radio_write16(bcm, 0x0043, backup[0]);
+	bcm43xx_phy_write(bcm, 0x005A, backup[16]);
+	bcm43xx_phy_write(bcm, 0x0059, backup[17]);
+	bcm43xx_phy_write(bcm, 0x0058, backup[18]);
+	bcm43xx_write16(bcm, 0x03E6, backup[11]);
+	if (phy->version != 0)
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, backup[12]);
+	bcm43xx_phy_write(bcm, 0x0035, backup[10]);
+	bcm43xx_radio_selectchannel(bcm, radio->channel, 1);
+	if (phy->type == BCM43xx_PHYTYPE_B) {
+		bcm43xx_phy_write(bcm, 0x0030, backup[2]);
+		bcm43xx_write16(bcm, 0x03EC, backup[3]);
+	} else {
+		bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_RADIO,
+				(bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_RADIO) & 0x7FFF));
+		if (phy->connected) {
+			bcm43xx_phy_write(bcm, 0x0811, backup[4]);
+			bcm43xx_phy_write(bcm, 0x0812, backup[5]);
+			bcm43xx_phy_write(bcm, 0x0814, backup[6]);
+			bcm43xx_phy_write(bcm, 0x0815, backup[7]);
+			bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, backup[8]);
+			bcm43xx_phy_write(bcm, 0x0802, backup[9]);
+		}
+	}
+	if (i >= 15)
+		ret = backup[13];
+
+	return ret;
+}
+
+void bcm43xx_radio_init2060(struct bcm43xx_private *bcm)
+{
+	int err;
+
+	bcm43xx_radio_write16(bcm, 0x0004, 0x00C0);
+	bcm43xx_radio_write16(bcm, 0x0005, 0x0008);
+	bcm43xx_radio_write16(bcm, 0x0009, 0x0040);
+	bcm43xx_radio_write16(bcm, 0x0005, 0x00AA);
+	bcm43xx_radio_write16(bcm, 0x0032, 0x008F);
+	bcm43xx_radio_write16(bcm, 0x0006, 0x008F);
+	bcm43xx_radio_write16(bcm, 0x0034, 0x008F);
+	bcm43xx_radio_write16(bcm, 0x002C, 0x0007);
+	bcm43xx_radio_write16(bcm, 0x0082, 0x0080);
+	bcm43xx_radio_write16(bcm, 0x0080, 0x0000);
+	bcm43xx_radio_write16(bcm, 0x003F, 0x00DA);
+	bcm43xx_radio_write16(bcm, 0x0005, bcm43xx_radio_read16(bcm, 0x0005) & ~0x0008);
+	bcm43xx_radio_write16(bcm, 0x0081, bcm43xx_radio_read16(bcm, 0x0081) & ~0x0010);
+	bcm43xx_radio_write16(bcm, 0x0081, bcm43xx_radio_read16(bcm, 0x0081) & ~0x0020);
+	bcm43xx_radio_write16(bcm, 0x0081, bcm43xx_radio_read16(bcm, 0x0081) & ~0x0020);
+	udelay(400);
+
+	bcm43xx_radio_write16(bcm, 0x0081, (bcm43xx_radio_read16(bcm, 0x0081) & ~0x0020) | 0x0010);
+	udelay(400);
+
+	bcm43xx_radio_write16(bcm, 0x0005, (bcm43xx_radio_read16(bcm, 0x0005) & ~0x0008) | 0x0008);
+	bcm43xx_radio_write16(bcm, 0x0085, bcm43xx_radio_read16(bcm, 0x0085) & ~0x0010);
+	bcm43xx_radio_write16(bcm, 0x0005, bcm43xx_radio_read16(bcm, 0x0005) & ~0x0008);
+	bcm43xx_radio_write16(bcm, 0x0081, bcm43xx_radio_read16(bcm, 0x0081) & ~0x0040);
+	bcm43xx_radio_write16(bcm, 0x0081, (bcm43xx_radio_read16(bcm, 0x0081) & ~0x0040) | 0x0040);
+	bcm43xx_radio_write16(bcm, 0x0005, (bcm43xx_radio_read16(bcm, 0x0081) & ~0x0008) | 0x0008);
+	bcm43xx_phy_write(bcm, 0x0063, 0xDDC6);
+	bcm43xx_phy_write(bcm, 0x0069, 0x07BE);
+	bcm43xx_phy_write(bcm, 0x006A, 0x0000);
+
+	err = bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_A, 0);
+	assert(err == 0);
+	udelay(1000);
+}
+
+static inline
+u16 freq_r3A_value(u16 frequency)
+{
+	u16 value;
+
+	if (frequency < 5091)
+		value = 0x0040;
+	else if (frequency < 5321)
+		value = 0x0000;
+	else if (frequency < 5806)
+		value = 0x0080;
+	else
+		value = 0x0040;
+
+	return value;
+}
+
+void bcm43xx_radio_set_tx_iq(struct bcm43xx_private *bcm)
+{
+	static const u8 data_high[5] = { 0x00, 0x40, 0x80, 0x90, 0xD0 };
+	static const u8 data_low[5]  = { 0x00, 0x01, 0x05, 0x06, 0x0A };
+	u16 tmp = bcm43xx_radio_read16(bcm, 0x001E);
+	int i, j;
+	
+	for (i = 0; i < 5; i++) {
+		for (j = 0; j < 5; j++) {
+			if (tmp == (data_high[i] << 4 | data_low[j])) {
+				bcm43xx_phy_write(bcm, 0x0069, (i - j) << 8 | 0x00C0);
+				return;
+			}
+		}
+	}
+}
+
+int bcm43xx_radio_selectchannel(struct bcm43xx_private *bcm,
+				u8 channel,
+				int synthetic_pu_workaround)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 r8, tmp;
+	u16 freq;
+
+	if ((radio->manufact == 0x17F) &&
+	    (radio->version == 0x2060) &&
+	    (radio->revision == 1)) {
+		if (channel > 200)
+			return -EINVAL;
+		freq = channel2freq_a(channel);
+
+		r8 = bcm43xx_radio_read16(bcm, 0x0008);
+		bcm43xx_write16(bcm, 0x03F0, freq);
+		bcm43xx_radio_write16(bcm, 0x0008, r8);
+
+		TODO();//TODO: write max channel TX power? to Radio 0x2D
+		tmp = bcm43xx_radio_read16(bcm, 0x002E);
+		tmp &= 0x0080;
+		TODO();//TODO: OR tmp with the Power out estimation for this channel?
+		bcm43xx_radio_write16(bcm, 0x002E, tmp);
+
+		if (freq >= 4920 && freq <= 5500) {
+			/* 
+			 * r8 = (((freq * 15 * 0xE1FC780F) >> 32) / 29) & 0x0F;
+			 *    = (freq * 0.025862069
+			 */
+			r8 = 3 * freq / 116; /* is equal to r8 = freq * 0.025862 */
+		}
+		bcm43xx_radio_write16(bcm, 0x0007, (r8 << 4) | r8);
+		bcm43xx_radio_write16(bcm, 0x0020, (r8 << 4) | r8);
+		bcm43xx_radio_write16(bcm, 0x0021, (r8 << 4) | r8);
+		bcm43xx_radio_write16(bcm, 0x0022,
+				      (bcm43xx_radio_read16(bcm, 0x0022)
+				       & 0x000F) | (r8 << 4));
+		bcm43xx_radio_write16(bcm, 0x002A, (r8 << 4));
+		bcm43xx_radio_write16(bcm, 0x002B, (r8 << 4));
+		bcm43xx_radio_write16(bcm, 0x0008,
+				      (bcm43xx_radio_read16(bcm, 0x0008)
+				       & 0x00F0) | (r8 << 4));
+		bcm43xx_radio_write16(bcm, 0x0029,
+				      (bcm43xx_radio_read16(bcm, 0x0029)
+				       & 0xFF0F) | 0x00B0);
+		bcm43xx_radio_write16(bcm, 0x0035, 0x00AA);
+		bcm43xx_radio_write16(bcm, 0x0036, 0x0085);
+		bcm43xx_radio_write16(bcm, 0x003A,
+				      (bcm43xx_radio_read16(bcm, 0x003A)
+				       & 0xFF20) | freq_r3A_value(freq));
+		bcm43xx_radio_write16(bcm, 0x003D,
+				      bcm43xx_radio_read16(bcm, 0x003D) & 0x00FF);
+		bcm43xx_radio_write16(bcm, 0x0081,
+				      (bcm43xx_radio_read16(bcm, 0x0081)
+				       & 0xFF7F) | 0x0080);
+		bcm43xx_radio_write16(bcm, 0x0035,
+				      bcm43xx_radio_read16(bcm, 0x0035) & 0xFFEF);
+		bcm43xx_radio_write16(bcm, 0x0035,
+				      (bcm43xx_radio_read16(bcm, 0x0035)
+				       & 0xFFEF) | 0x0010);
+		bcm43xx_radio_set_tx_iq(bcm);
+		TODO();	//TODO:	TSSI2dbm workaround
+		bcm43xx_phy_xmitpower(bcm);//FIXME correct?
+	} else {
+		if ((channel < 1) || (channel > 14))
+			return -EINVAL;
+
+		if (synthetic_pu_workaround)
+			bcm43xx_synth_pu_workaround(bcm, channel);
+
+		bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL,
+				channel2freq_bg(channel));
+
+		if (channel == 14) {
+			if (bcm->sprom.locale == BCM43xx_LOCALE_JAPAN) {
+				bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+						    BCM43xx_UCODEFLAGS_OFFSET,
+						    bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+								       BCM43xx_UCODEFLAGS_OFFSET)
+						    & ~(1 << 7));
+			} else {
+				bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+						    BCM43xx_UCODEFLAGS_OFFSET,
+						    bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+								       BCM43xx_UCODEFLAGS_OFFSET)
+						    | (1 << 7));
+			}
+			bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT,
+					bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT)
+					| (1 << 11));
+		} else {
+			bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT,
+					bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT)
+					& 0xF7BF);
+		}
+	}
+
+	radio->channel = channel;
+	//XXX: Using the longer of 2 timeouts (8000 vs 2000 usecs). Specs states
+	//     that 2000 usecs might suffice.
+	udelay(8000);
+
+	return 0;
+}
+
+void bcm43xx_radio_set_txantenna(struct bcm43xx_private *bcm, u32 val)
+{
+	u16 tmp;
+
+	val <<= 8;
+	tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0022) & 0xFCFF;
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0022, tmp | val);
+	tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x03A8) & 0xFCFF;
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x03A8, tmp | val);
+	tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0054) & 0xFCFF;
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0054, tmp | val);
+}
+
+/* http://bcm-specs.sipsolutions.net/TX_Gain_Base_Band */
+static u16 bcm43xx_get_txgain_base_band(u16 txpower)
+{
+	u16 ret;
+
+	assert(txpower <= 63);
+
+	if (txpower >= 54)
+		ret = 2;
+	else if (txpower >= 49)
+		ret = 4;
+	else if (txpower >= 44)
+		ret = 5;
+	else
+		ret = 6;
+
+	return ret;
+}
+
+/* http://bcm-specs.sipsolutions.net/TX_Gain_Radio_Frequency_Power_Amplifier */
+static u16 bcm43xx_get_txgain_freq_power_amp(u16 txpower)
+{
+	u16 ret;
+
+	assert(txpower <= 63);
+
+	if (txpower >= 32)
+		ret = 0;
+	else if (txpower >= 25)
+		ret = 1;
+	else if (txpower >= 20)
+		ret = 2;
+	else if (txpower >= 12)
+		ret = 3;
+	else
+		ret = 4;
+
+	return ret;
+}
+
+/* http://bcm-specs.sipsolutions.net/TX_Gain_Digital_Analog_Converter */
+static u16 bcm43xx_get_txgain_dac(u16 txpower)
+{
+	u16 ret;
+
+	assert(txpower <= 63);
+
+	if (txpower >= 54)
+		ret = txpower - 53;
+	else if (txpower >= 49)
+		ret = txpower - 42;
+	else if (txpower >= 44)
+		ret = txpower - 37;
+	else if (txpower >= 32)
+		ret = txpower - 32;
+	else if (txpower >= 25)
+		ret = txpower - 20;
+	else if (txpower >= 20)
+		ret = txpower - 13;
+	else if (txpower >= 12)
+		ret = txpower - 8;
+	else
+		ret = txpower;
+
+	return ret;
+}
+
+void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 pamp, base, dac, ilt;
+
+	txpower = limit_value(txpower, 0, 63);
+
+	pamp = bcm43xx_get_txgain_freq_power_amp(txpower);
+	pamp <<= 5;
+	pamp &= 0x00E0;
+	bcm43xx_phy_write(bcm, 0x0019, pamp);
+
+	base = bcm43xx_get_txgain_base_band(txpower);
+	base &= 0x000F;
+	bcm43xx_phy_write(bcm, 0x0017, base | 0x0020);
+
+	ilt = bcm43xx_ilt_read(bcm, 0x3001);
+	ilt &= 0x0007;
+
+	dac = bcm43xx_get_txgain_dac(txpower);
+	dac <<= 3;
+	dac |= ilt;
+
+	bcm43xx_ilt_write(bcm, 0x3001, dac);
+
+	radio->txpwr_offset = txpower;
+
+	TODO();
+	//TODO: FuncPlaceholder (Adjust BB loft cancel)
+}
+
+void bcm43xx_radio_set_txpower_bg(struct bcm43xx_private *bcm,
+                                 u16 baseband_attenuation, u16 radio_attenuation,
+                                 u16 txpower)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	if (baseband_attenuation == 0xFFFF)
+		baseband_attenuation = radio->baseband_atten;
+	if (radio_attenuation == 0xFFFF)
+		radio_attenuation = radio->radio_atten;
+	if (txpower == 0xFFFF)
+		txpower = radio->txctl1;
+	radio->baseband_atten = baseband_attenuation;
+	radio->radio_atten = radio_attenuation;
+	radio->txctl1 = txpower;
+
+	assert(/*baseband_attenuation >= 0 &&*/ baseband_attenuation <= 11);
+	if (radio->revision < 6)
+		assert(/*radio_attenuation >= 0 &&*/ radio_attenuation <= 9);
+	else
+		assert(/* radio_attenuation >= 0 &&*/ radio_attenuation <= 31);
+	assert(/*txpower >= 0 &&*/ txpower <= 7);
+
+	bcm43xx_phy_set_baseband_attenuation(bcm, baseband_attenuation);
+	bcm43xx_radio_write16(bcm, 0x0043, radio_attenuation);
+	bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0064, radio_attenuation);
+	if (radio->version == 0x2050) {
+		bcm43xx_radio_write16(bcm, 0x0052,
+		                      (bcm43xx_radio_read16(bcm, 0x0052) & ~0x0070)
+				       | ((txpower << 4) & 0x0070));
+	}
+	//FIXME: The spec is very weird and unclear here.
+	if (phy->type == BCM43xx_PHYTYPE_G)
+		bcm43xx_phy_lo_adjust(bcm, 0);
+}
+
+u16 bcm43xx_default_baseband_attenuation(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	if (radio->version == 0x2050 && radio->revision < 6)
+		return 0;
+	return 2;
+}
+
+u16 bcm43xx_default_radio_attenuation(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	u16 att = 0xFFFF;
+
+	if (phy->type == BCM43xx_PHYTYPE_A)
+		return 0x60;
+
+	switch (radio->version) {
+	case 0x2053:
+		switch (radio->revision) {
+		case 1:
+			att = 6;
+			break;
+		}
+		break;
+	case 0x2050:
+		switch (radio->revision) {
+		case 0:
+			att = 5;
+			break;
+		case 1:
+			if (phy->type == BCM43xx_PHYTYPE_G) {
+				if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+				    bcm->board_type == 0x421 &&
+				    bcm->board_revision >= 30)
+					att = 3;
+				else if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+					 bcm->board_type == 0x416)
+					att = 3;
+				else
+					att = 1;
+			} else {
+				if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+				    bcm->board_type == 0x421 &&
+				    bcm->board_revision >= 30)
+					att = 7;
+				else
+					att = 6;
+			}
+			break;
+		case 2:
+			if (phy->type == BCM43xx_PHYTYPE_G) {
+				if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+				    bcm->board_type == 0x421 &&
+				    bcm->board_revision >= 30)
+					att = 3;
+				else if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+					 bcm->board_type == 0x416)
+					att = 5;
+				else if (bcm->chip_id == 0x4320)
+					att = 4;
+				else
+					att = 3;
+			} else
+				att = 6;
+			break;
+		case 3:
+			att = 5;
+			break;
+		case 4:
+		case 5:
+			att = 1;
+			break;
+		case 6:
+		case 7:
+			att = 5;
+			break;
+		case 8:
+			att = 0x1A;
+			break;
+		case 9:
+		default:
+			att = 5;
+		}
+	}
+	if (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM &&
+	    bcm->board_type == 0x421) {
+		if (bcm->board_revision < 0x43)
+			att = 2;
+		else if (bcm->board_revision < 0x51)
+			att = 3;
+	}
+	if (att == 0xFFFF)
+		att = 5;
+
+	return att;
+}
+
+u16 bcm43xx_default_txctl1(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	if (radio->version != 0x2050)
+		return 0;
+	if (radio->revision == 1)
+		return 3;
+	if (radio->revision < 6)
+		return 2;
+	if (radio->revision == 8)
+		return 1;
+	return 0;
+}
+
+void bcm43xx_radio_turn_on(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	int err;
+
+	if (radio->enabled)
+		return;
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		bcm43xx_radio_write16(bcm, 0x0004, 0x00C0);
+		bcm43xx_radio_write16(bcm, 0x0005, 0x0008);
+		bcm43xx_phy_write(bcm, 0x0010, bcm43xx_phy_read(bcm, 0x0010) & 0xFFF7);
+		bcm43xx_phy_write(bcm, 0x0011, bcm43xx_phy_read(bcm, 0x0011) & 0xFFF7);
+		bcm43xx_radio_init2060(bcm);	
+		break;
+	case BCM43xx_PHYTYPE_B:
+	case BCM43xx_PHYTYPE_G:
+		bcm43xx_phy_write(bcm, 0x0015, 0x8000);
+		bcm43xx_phy_write(bcm, 0x0015, 0xCC00);
+		bcm43xx_phy_write(bcm, 0x0015, (phy->connected ? 0x00C0 : 0x0000));
+		err = bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 1);
+		assert(err == 0);
+		break;
+	default:
+		assert(0);
+	}
+	radio->enabled = 1;
+	dprintk(KERN_INFO PFX "Radio turned on\n");
+}
+	
+void bcm43xx_radio_turn_off(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+	if (phy->type == BCM43xx_PHYTYPE_A) {
+		bcm43xx_radio_write16(bcm, 0x0004, 0x00FF);
+		bcm43xx_radio_write16(bcm, 0x0005, 0x00FB);
+		bcm43xx_phy_write(bcm, 0x0010, bcm43xx_phy_read(bcm, 0x0010) | 0x0008);
+		bcm43xx_phy_write(bcm, 0x0011, bcm43xx_phy_read(bcm, 0x0011) | 0x0008);
+	}
+	if (phy->type == BCM43xx_PHYTYPE_G && bcm->current_core->rev >= 5) {
+		bcm43xx_phy_write(bcm, 0x0811, bcm43xx_phy_read(bcm, 0x0811) | 0x008C);
+		bcm43xx_phy_write(bcm, 0x0812, bcm43xx_phy_read(bcm, 0x0812) & 0xFF73);
+	} else
+		bcm43xx_phy_write(bcm, 0x0015, 0xAA00);
+	radio->enabled = 0;
+	dprintk(KERN_INFO PFX "Radio turned off\n");
+}
+
+void bcm43xx_radio_clear_tssi(struct bcm43xx_private *bcm)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+	switch (phy->type) {
+	case BCM43xx_PHYTYPE_A:
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0068, 0x7F7F);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x006a, 0x7F7F);
+		break;
+	case BCM43xx_PHYTYPE_B:
+	case BCM43xx_PHYTYPE_G:
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0058, 0x7F7F);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x005a, 0x7F7F);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0070, 0x7F7F);
+		bcm43xx_shm_write16(bcm, BCM43xx_SHM_SHARED, 0x0072, 0x7F7F);
+		break;
+	}
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_radio.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,99 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  Some parts of the code in this file are derived from the ipw2200
+  driver  Copyright(c) 2003 - 2004 Intel Corporation.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#ifndef BCM43xx_RADIO_H_
+#define BCM43xx_RADIO_H_
+
+#include "bcm43xx.h"
+
+
+#define BCM43xx_RADIO_DEFAULT_CHANNEL_A		36
+#define BCM43xx_RADIO_DEFAULT_CHANNEL_BG	6
+
+/* Force antenna 0. */
+#define BCM43xx_RADIO_TXANTENNA_0		0
+/* Force antenna 1. */
+#define BCM43xx_RADIO_TXANTENNA_1		1
+/* Use the RX antenna, that was selected for the most recently
+ * received good PLCP header.
+ */
+#define BCM43xx_RADIO_TXANTENNA_LASTPLCP	3
+#define BCM43xx_RADIO_TXANTENNA_DEFAULT		BCM43xx_RADIO_TXANTENNA_LASTPLCP
+
+#define BCM43xx_RADIO_INTERFMODE_NONE		0
+#define BCM43xx_RADIO_INTERFMODE_NONWLAN	1
+#define BCM43xx_RADIO_INTERFMODE_MANUALWLAN	2
+#define BCM43xx_RADIO_INTERFMODE_AUTOWLAN	3
+
+
+void bcm43xx_radio_lock(struct bcm43xx_private *bcm);
+void bcm43xx_radio_unlock(struct bcm43xx_private *bcm);
+
+u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset);
+void bcm43xx_radio_write16(struct bcm43xx_private *bcm, u16 offset, u16 val);
+
+u16 bcm43xx_radio_init2050(struct bcm43xx_private *bcm);
+void bcm43xx_radio_init2060(struct bcm43xx_private *bcm);
+
+void bcm43xx_radio_turn_on(struct bcm43xx_private *bcm);
+void bcm43xx_radio_turn_off(struct bcm43xx_private *bcm);
+
+int bcm43xx_radio_selectchannel(struct bcm43xx_private *bcm, u8 channel,
+				int synthetic_pu_workaround);
+
+void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower);
+void bcm43xx_radio_set_txpower_bg(struct bcm43xx_private *bcm,
+                               u16 baseband_attenuation, u16 attenuation,
+			       u16 txpower);
+
+u16 bcm43xx_default_baseband_attenuation(struct bcm43xx_private *bcm);
+u16 bcm43xx_default_radio_attenuation(struct bcm43xx_private *bcm);
+u16 bcm43xx_default_txctl1(struct bcm43xx_private *bcm);
+
+void bcm43xx_radio_set_txantenna(struct bcm43xx_private *bcm, u32 val);
+
+void bcm43xx_radio_clear_tssi(struct bcm43xx_private *bcm);
+
+u8 bcm43xx_radio_aci_detect(struct bcm43xx_private *bcm, u8 channel);
+u8 bcm43xx_radio_aci_scan(struct bcm43xx_private *bcm);
+
+int bcm43xx_radio_set_interference_mitigation(struct bcm43xx_private *bcm, int mode);
+
+void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm);
+void bcm43xx_calc_nrssi_threshold(struct bcm43xx_private *bcm);
+s16 bcm43xx_nrssi_hw_read(struct bcm43xx_private *bcm, u16 offset);
+void bcm43xx_nrssi_hw_write(struct bcm43xx_private *bcm, u16 offset, s16 val);
+void bcm43xx_nrssi_hw_update(struct bcm43xx_private *bcm, u16 val);
+void bcm43xx_nrssi_mem_update(struct bcm43xx_private *bcm);
+
+void bcm43xx_radio_set_tx_iq(struct bcm43xx_private *bcm);
+u16 bcm43xx_radio_calibrationvalue(struct bcm43xx_private *bcm);
+
+#endif /* BCM43xx_RADIO_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,322 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  SYSFS support routines
+
+  Copyright (c) 2006 Michael Buesch <mbuesch@freenet.de>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx_sysfs.h"
+#include "bcm43xx.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_radio.h"
+
+#include <linux/capability.h>
+
+
+#define GENERIC_FILESIZE	64
+
+
+static int get_integer(const char *buf, size_t count)
+{
+	char tmp[10 + 1] = { 0 };
+	int ret = -EINVAL;
+
+	if (count == 0)
+		goto out;
+	count = min(count, (size_t)10);
+	memcpy(tmp, buf, count);
+	ret = simple_strtol(tmp, NULL, 10);
+out:
+	return ret;
+}
+
+static int get_boolean(const char *buf, size_t count)
+{
+	if (count != 0) {
+		if (buf[0] == '1')
+			return 1;
+		if (buf[0] == '0')
+			return 0;
+		if (count >= 4 && memcmp(buf, "true", 4) == 0)
+			return 1;
+		if (count >= 5 && memcmp(buf, "false", 5) == 0)
+			return 0;
+		if (count >= 3 && memcmp(buf, "yes", 3) == 0)
+			return 1;
+		if (count >= 2 && memcmp(buf, "no", 2) == 0)
+			return 0;
+		if (count >= 2 && memcmp(buf, "on", 2) == 0)
+			return 1;
+		if (count >= 3 && memcmp(buf, "off", 3) == 0)
+			return 0;
+	}
+	return -EINVAL;
+}
+
+static ssize_t bcm43xx_attr_sprom_show(struct device *dev,
+				       struct device_attribute *attr,
+				       char *buf)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom);
+	u16 *sprom;
+	unsigned long flags;
+	int i, err;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	assert(BCM43xx_SPROM_SIZE * sizeof(u16) <= PAGE_SIZE);
+	sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom),
+			GFP_KERNEL);
+	if (!sprom)
+		return -ENOMEM;
+	bcm43xx_lock_mmio(bcm, flags);
+	assert(bcm->initialized);
+	err = bcm43xx_sprom_read(bcm, sprom);
+	if (!err) {
+		for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
+			buf[i * 2] = sprom[i] & 0x00FF;
+			buf[i * 2 + 1] = (sprom[i] & 0xFF00) >> 8;
+		}
+	}
+	bcm43xx_unlock_mmio(bcm, flags);
+	kfree(sprom);
+
+	return err ? err : BCM43xx_SPROM_SIZE * sizeof(u16);
+}
+
+static ssize_t bcm43xx_attr_sprom_store(struct device *dev,
+					struct device_attribute *attr,
+					const char *buf, size_t count)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom);
+	u16 *sprom;
+	unsigned long flags;
+	int i, err;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	if (count != BCM43xx_SPROM_SIZE * sizeof(u16))
+		return -EINVAL;
+	sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom),
+			GFP_KERNEL);
+	if (!sprom)
+		return -ENOMEM;
+	for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
+		sprom[i] = buf[i * 2] & 0xFF;
+		sprom[i] |= ((u16)(buf[i * 2 + 1] & 0xFF)) << 8;
+	}
+	bcm43xx_lock_mmio(bcm, flags);
+	assert(bcm->initialized);
+	err = bcm43xx_sprom_write(bcm, sprom);
+	bcm43xx_unlock_mmio(bcm, flags);
+	kfree(sprom);
+
+	return err ? err : count;
+
+}
+
+static ssize_t bcm43xx_attr_interfmode_show(struct device *dev,
+					    struct device_attribute *attr,
+					    char *buf)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode);
+	unsigned long flags;
+	int err;
+	ssize_t count = 0;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	bcm43xx_lock(bcm, flags);
+	assert(bcm->initialized);
+
+	switch (bcm43xx_current_radio(bcm)->interfmode) {
+	case BCM43xx_RADIO_INTERFMODE_NONE:
+		count = snprintf(buf, PAGE_SIZE, "0 (No Interference Mitigation)\n");
+		break;
+	case BCM43xx_RADIO_INTERFMODE_NONWLAN:
+		count = snprintf(buf, PAGE_SIZE, "1 (Non-WLAN Interference Mitigation)\n");
+		break;
+	case BCM43xx_RADIO_INTERFMODE_MANUALWLAN:
+		count = snprintf(buf, PAGE_SIZE, "2 (WLAN Interference Mitigation)\n");
+		break;
+	default:
+		assert(0);
+	}
+	err = 0;
+
+	bcm43xx_unlock(bcm, flags);
+
+	return err ? err : count;
+
+}
+
+static ssize_t bcm43xx_attr_interfmode_store(struct device *dev,
+					     struct device_attribute *attr,
+					     const char *buf, size_t count)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode);
+	unsigned long flags;
+	int err;
+	int mode;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	mode = get_integer(buf, count);
+	switch (mode) {
+	case 0:
+		mode = BCM43xx_RADIO_INTERFMODE_NONE;
+		break;
+	case 1:
+		mode = BCM43xx_RADIO_INTERFMODE_NONWLAN;
+		break;
+	case 2:
+		mode = BCM43xx_RADIO_INTERFMODE_MANUALWLAN;
+		break;
+	case 3:
+		mode = BCM43xx_RADIO_INTERFMODE_AUTOWLAN;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	bcm43xx_lock_mmio(bcm, flags);
+	assert(bcm->initialized);
+
+	err = bcm43xx_radio_set_interference_mitigation(bcm, mode);
+	if (err) {
+		printk(KERN_ERR PFX "Interference Mitigation not "
+				    "supported by device\n");
+	}
+
+	bcm43xx_unlock_mmio(bcm, flags);
+
+	return err ? err : count;
+}
+
+static ssize_t bcm43xx_attr_preamble_show(struct device *dev,
+					  struct device_attribute *attr,
+					  char *buf)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble);
+	unsigned long flags;
+	int err;
+	ssize_t count;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	bcm43xx_lock(bcm, flags);
+	assert(bcm->initialized);
+
+	if (bcm->short_preamble)
+		count = snprintf(buf, PAGE_SIZE, "1 (Short Preamble enabled)\n");
+	else
+		count = snprintf(buf, PAGE_SIZE, "0 (Short Preamble disabled)\n");
+
+	err = 0;
+	bcm43xx_unlock(bcm, flags);
+
+	return err ? err : count;
+}
+
+static ssize_t bcm43xx_attr_preamble_store(struct device *dev,
+					   struct device_attribute *attr,
+					   const char *buf, size_t count)
+{
+	struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble);
+	unsigned long flags;
+	int err;
+	int value;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	value = get_boolean(buf, count);
+	if (value < 0)
+		return value;
+	bcm43xx_lock(bcm, flags);
+	assert(bcm->initialized);
+
+	bcm->short_preamble = !!value;
+
+	err = 0;
+	bcm43xx_unlock(bcm, flags);
+
+	return err ? err : count;
+}
+
+int bcm43xx_sysfs_register(struct bcm43xx_private *bcm)
+{
+	struct device *dev = &bcm->pci_dev->dev;
+	struct bcm43xx_sysfs *sysfs = &bcm->sysfs;
+	int err;
+
+	assert(bcm->initialized);
+
+	sysfs->attr_sprom.attr.name = "sprom";
+	sysfs->attr_sprom.attr.owner = THIS_MODULE;
+	sysfs->attr_sprom.attr.mode = 0600;
+	sysfs->attr_sprom.show = bcm43xx_attr_sprom_show;
+	sysfs->attr_sprom.store = bcm43xx_attr_sprom_store;
+	err = device_create_file(dev, &sysfs->attr_sprom);
+	if (err)
+		goto out;
+
+	sysfs->attr_interfmode.attr.name = "interference";
+	sysfs->attr_interfmode.attr.owner = THIS_MODULE;
+	sysfs->attr_interfmode.attr.mode = 0600;
+	sysfs->attr_interfmode.show = bcm43xx_attr_interfmode_show;
+	sysfs->attr_interfmode.store = bcm43xx_attr_interfmode_store;
+	err = device_create_file(dev, &sysfs->attr_interfmode);
+	if (err)
+		goto err_remove_sprom;
+
+	sysfs->attr_preamble.attr.name = "shortpreamble";
+	sysfs->attr_preamble.attr.owner = THIS_MODULE;
+	sysfs->attr_preamble.attr.mode = 0600;
+	sysfs->attr_preamble.show = bcm43xx_attr_preamble_show;
+	sysfs->attr_preamble.store = bcm43xx_attr_preamble_store;
+	err = device_create_file(dev, &sysfs->attr_preamble);
+	if (err)
+		goto err_remove_interfmode;
+
+out:
+	return err;
+err_remove_interfmode:
+	device_remove_file(dev, &sysfs->attr_interfmode);
+err_remove_sprom:
+	device_remove_file(dev, &sysfs->attr_sprom);
+	goto out;
+}
+
+void bcm43xx_sysfs_unregister(struct bcm43xx_private *bcm)
+{
+	struct device *dev = &bcm->pci_dev->dev;
+	struct bcm43xx_sysfs *sysfs = &bcm->sysfs;
+
+	device_remove_file(dev, &sysfs->attr_preamble);
+	device_remove_file(dev, &sysfs->attr_interfmode);
+	device_remove_file(dev, &sysfs->attr_sprom);
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_sysfs.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,25 @@
+#ifndef BCM43xx_SYSFS_H_
+#define BCM43xx_SYSFS_H_
+
+#include <linux/device.h>
+
+
+struct bcm43xx_sysfs {
+	struct device_attribute attr_sprom;
+	struct device_attribute attr_interfmode;
+	struct device_attribute attr_preamble;
+};
+
+#define devattr_to_bcm(attr, attr_name)	({				\
+	struct bcm43xx_sysfs *__s; struct bcm43xx_private *__p;		\
+	__s = container_of((attr), struct bcm43xx_sysfs, attr_name);	\
+	__p = container_of(__s, struct bcm43xx_private, sysfs);		\
+	__p;								\
+					})
+
+struct bcm43xx_private;
+
+int bcm43xx_sysfs_register(struct bcm43xx_private *bcm);
+void bcm43xx_sysfs_unregister(struct bcm43xx_private *bcm);
+
+#endif /* BCM43xx_SYSFS_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.c linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.c
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,494 @@
+/*
+
+  Broadcom BCM43xx wireless driver
+
+  Transmission (TX/RX) related functions.
+
+  Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+                     Stefano Brivio <st3@riseup.net>
+                     Michael Buesch <mbuesch@freenet.de>
+                     Danny van Dyk <kugelfang@gentoo.org>
+                     Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; see the file COPYING.  If not, write to
+  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+  Boston, MA 02110-1301, USA.
+
+*/
+
+#include "bcm43xx_xmit.h"
+
+
+/* Extract the bitrate out of a CCK PLCP header. */
+static u8 bcm43xx_plcp_get_bitrate_cck(struct bcm43xx_plcp_hdr4 *plcp)
+{
+	switch (plcp->raw[0]) {
+	case 0x0A:
+		return BCM43xx_CCK_RATE_1MB;
+	case 0x14:
+		return BCM43xx_CCK_RATE_2MB;
+	case 0x37:
+		return BCM43xx_CCK_RATE_5MB;
+	case 0x6E:
+		return BCM43xx_CCK_RATE_11MB;
+	}
+	assert(0);
+	return 0;
+}
+
+/* Extract the bitrate out of an OFDM PLCP header. */
+static u8 bcm43xx_plcp_get_bitrate_ofdm(struct bcm43xx_plcp_hdr4 *plcp)
+{
+	switch (plcp->raw[0] & 0xF) {
+	case 0xB:
+		return BCM43xx_OFDM_RATE_6MB;
+	case 0xF:
+		return BCM43xx_OFDM_RATE_9MB;
+	case 0xA:
+		return BCM43xx_OFDM_RATE_12MB;
+	case 0xE:
+		return BCM43xx_OFDM_RATE_18MB;
+	case 0x9:
+		return BCM43xx_OFDM_RATE_24MB;
+	case 0xD:
+		return BCM43xx_OFDM_RATE_36MB;
+	case 0x8:
+		return BCM43xx_OFDM_RATE_48MB;
+	case 0xC:
+		return BCM43xx_OFDM_RATE_54MB;
+	}
+	assert(0);
+	return 0;
+}
+
+u8 bcm43xx_plcp_get_ratecode_cck(const u8 bitrate)
+{
+	switch (bitrate) {
+	case BCM43xx_CCK_RATE_1MB:
+		return 0x0A;
+	case BCM43xx_CCK_RATE_2MB:
+		return 0x14;
+	case BCM43xx_CCK_RATE_5MB:
+		return 0x37;
+	case BCM43xx_CCK_RATE_11MB:
+		return 0x6E;
+	}
+	assert(0);
+	return 0;
+}
+
+u8 bcm43xx_plcp_get_ratecode_ofdm(const u8 bitrate)
+{
+	switch (bitrate) {
+	case BCM43xx_OFDM_RATE_6MB:
+		return 0xB;
+	case BCM43xx_OFDM_RATE_9MB:
+		return 0xF;
+	case BCM43xx_OFDM_RATE_12MB:
+		return 0xA;
+	case BCM43xx_OFDM_RATE_18MB:
+		return 0xE;
+	case BCM43xx_OFDM_RATE_24MB:
+		return 0x9;
+	case BCM43xx_OFDM_RATE_36MB:
+		return 0xD;
+	case BCM43xx_OFDM_RATE_48MB:
+		return 0x8;
+	case BCM43xx_OFDM_RATE_54MB:
+		return 0xC;
+	}
+	assert(0);
+	return 0;
+}
+
+static void bcm43xx_generate_plcp_hdr(struct bcm43xx_plcp_hdr4 *plcp,
+				      const u16 octets, const u8 bitrate,
+				      const int ofdm_modulation)
+{
+	__le32 *data = &(plcp->data);
+	__u8 *raw = plcp->raw;
+
+	if (ofdm_modulation) {
+		*data = bcm43xx_plcp_get_ratecode_ofdm(bitrate);
+		assert(!(octets & 0xF000));
+		*data |= (octets << 5);
+		*data = cpu_to_le32(*data);
+	} else {
+		u32 plen;
+
+		plen = octets * 16 / bitrate;
+		if ((octets * 16 % bitrate) > 0) {
+			plen++;
+			if ((bitrate == BCM43xx_CCK_RATE_11MB)
+			    && ((octets * 8 % 11) < 4)) {
+				raw[1] = 0x84;
+			} else
+				raw[1] = 0x04;
+		} else
+			raw[1] = 0x04;
+		*data |= cpu_to_le32(plen << 16);
+		raw[0] = bcm43xx_plcp_get_ratecode_cck(bitrate);
+	}
+}
+
+static u8 bcm43xx_calc_fallback_rate(u8 bitrate)
+{
+	switch (bitrate) {
+	case BCM43xx_CCK_RATE_1MB:
+		return BCM43xx_CCK_RATE_1MB;
+	case BCM43xx_CCK_RATE_2MB:
+		return BCM43xx_CCK_RATE_1MB;
+	case BCM43xx_CCK_RATE_5MB:
+		return BCM43xx_CCK_RATE_2MB;
+	case BCM43xx_CCK_RATE_11MB:
+		return BCM43xx_CCK_RATE_5MB;
+	case BCM43xx_OFDM_RATE_6MB:
+		return BCM43xx_CCK_RATE_5MB;
+	case BCM43xx_OFDM_RATE_9MB:
+		return BCM43xx_OFDM_RATE_6MB;
+	case BCM43xx_OFDM_RATE_12MB:
+		return BCM43xx_OFDM_RATE_9MB;
+	case BCM43xx_OFDM_RATE_18MB:
+		return BCM43xx_OFDM_RATE_12MB;
+	case BCM43xx_OFDM_RATE_24MB:
+		return BCM43xx_OFDM_RATE_18MB;
+	case BCM43xx_OFDM_RATE_36MB:
+		return BCM43xx_OFDM_RATE_24MB;
+	case BCM43xx_OFDM_RATE_48MB:
+		return BCM43xx_OFDM_RATE_36MB;
+	case BCM43xx_OFDM_RATE_54MB:
+		return BCM43xx_OFDM_RATE_48MB;
+	}
+	assert(0);
+	return 0;
+}
+
+static
+__le16 bcm43xx_calc_duration_id(const struct ieee80211_hdr *wireless_header,
+				u8 bitrate)
+{
+	const u16 frame_ctl = le16_to_cpu(wireless_header->frame_control);
+	__le16 duration_id = wireless_header->duration_id;
+
+	switch (WLAN_FC_GET_TYPE(frame_ctl)) {
+	case WLAN_FC_TYPE_DATA:
+	case WLAN_FC_TYPE_MGMT:
+		//TODO: Steal the code from ieee80211, once it is completed there.
+		break;
+	case WLAN_FC_TYPE_CTRL:
+		/* Use the original duration/id. */
+		break;
+	default:
+		assert(0);
+	}
+
+	return duration_id;
+}
+
+static inline
+u16 ceiling_div(u16 dividend, u16 divisor)
+{
+	return ((dividend + divisor - 1) / divisor);
+}
+
+static void bcm43xx_generate_rts(const struct bcm43xx_phyinfo *phy,
+				 struct bcm43xx_txhdr *txhdr,
+				 u16 *flags,
+				 u8 bitrate,
+				 const struct ieee80211_hdr *wlhdr)
+{
+	u16 fctl;
+	u16 dur;
+	u8 fallback_bitrate;
+	int ofdm_modulation;
+	int fallback_ofdm_modulation;
+	u8 *sa, *da;
+	u16 flen;
+
+	sa = ieee80211_get_SA((struct ieee80211_hdr *)wlhdr);
+	da = ieee80211_get_DA((struct ieee80211_hdr *)wlhdr);
+	fallback_bitrate = bcm43xx_calc_fallback_rate(bitrate);
+	ofdm_modulation = !(bcm43xx_is_cck_rate(bitrate));
+	fallback_ofdm_modulation = !(bcm43xx_is_cck_rate(fallback_bitrate));
+
+	flen = sizeof(u16) + sizeof(u16) + ETH_ALEN + ETH_ALEN + FCS_LEN,
+	bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->rts_cts_plcp),
+				  flen, bitrate,
+				  !bcm43xx_is_cck_rate(bitrate));
+	bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->rts_cts_fallback_plcp),
+				  flen, fallback_bitrate,
+				  !bcm43xx_is_cck_rate(fallback_bitrate));
+	fctl = WLAN_FC_TYPE_CTRL << 2;
+	fctl |= WLAN_FC_STYPE_RTS << 4;
+	dur = le16_to_cpu(wlhdr->duration_id);
+/*FIXME: should we test for dur==0 here and let it unmodified in this case?
+ *       The following assert checks for this case...
+ */
+assert(dur);
+/*FIXME: The duration calculation is not really correct.
+ *       I am not 100% sure which bitrate to use. We use the RTS rate here,
+ *       but this is likely to be wrong.
+ */
+	if (phy->type == BCM43xx_PHYTYPE_A) {
+		/* Three times SIFS */
+		dur += 16 * 3;
+		/* Add ACK duration. */
+		dur += ceiling_div((16 + 8 * (14 /*bytes*/) + 6) * 10,
+				   bitrate * 4);
+		/* Add CTS duration. */
+		dur += ceiling_div((16 + 8 * (14 /*bytes*/) + 6) * 10,
+				   bitrate * 4);
+	} else {
+		/* Three times SIFS */
+		dur += 10 * 3;
+		/* Add ACK duration. */
+		dur += ceiling_div(8 * (14 /*bytes*/) * 10,
+				   bitrate);
+		/* Add CTS duration. */
+		dur += ceiling_div(8 * (14 /*bytes*/) * 10,
+				   bitrate);
+	}
+
+	txhdr->rts_cts_frame_control = cpu_to_le16(fctl);
+	txhdr->rts_cts_dur = cpu_to_le16(dur);
+//printk(BCM43xx_MACFMT "  " BCM43xx_MACFMT "  " BCM43xx_MACFMT "\n", BCM43xx_MACARG(wlhdr->addr1), BCM43xx_MACARG(wlhdr->addr2), BCM43xx_MACARG(wlhdr->addr3));
+//printk(BCM43xx_MACFMT "  " BCM43xx_MACFMT "\n", BCM43xx_MACARG(sa), BCM43xx_MACARG(da));
+	memcpy(txhdr->rts_cts_mac1, wlhdr->addr1, ETH_ALEN);//FIXME!
+	memcpy(txhdr->rts_cts_mac2, sa, ETH_ALEN);
+
+	*flags |= BCM43xx_TXHDRFLAG_RTSCTS;
+	*flags |= BCM43xx_TXHDRFLAG_RTS;
+	if (ofdm_modulation)
+		*flags |= BCM43xx_TXHDRFLAG_RTSCTS_OFDM;
+	if (fallback_ofdm_modulation)
+		*flags |= BCM43xx_TXHDRFLAG_RTSCTSFALLBACK_OFDM;
+}
+				 
+void bcm43xx_generate_txhdr(struct bcm43xx_private *bcm,
+			    struct bcm43xx_txhdr *txhdr,
+			    const unsigned char *fragment_data,
+			    const unsigned int fragment_len,
+			    const int is_first_fragment,
+			    const u16 cookie,
+			    struct ieee80211_tx_control *txctl)
+{
+	const struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	const struct ieee80211_hdr *wireless_header = (const struct ieee80211_hdr *)fragment_data;
+	const int use_encryption = (!txctl->do_not_encrypt && txctl->key_idx >= 0);
+	u8 bitrate;
+	u8 fallback_bitrate;
+	int ofdm_modulation;
+	int fallback_ofdm_modulation;
+	u16 plcp_fragment_len = fragment_len;
+	u16 flags = 0;
+	u16 control = 0;
+	u16 wsec_rate = 0;
+
+	/* Now construct the TX header. */
+	memset(txhdr, 0, sizeof(*txhdr));
+
+	bitrate = txctl->tx_rate;
+	ofdm_modulation = !(bcm43xx_is_cck_rate(bitrate));
+	fallback_bitrate = bcm43xx_calc_fallback_rate(bitrate);
+	fallback_ofdm_modulation = !(bcm43xx_is_cck_rate(fallback_bitrate));
+
+	/* Set Frame Control from 80211 header. */
+	txhdr->frame_control = wireless_header->frame_control;
+	/* Copy address1 from 80211 header. */
+	memcpy(txhdr->mac1, wireless_header->addr1, 6);
+	/* Set the fallback duration ID. */
+	txhdr->fallback_dur_id = bcm43xx_calc_duration_id(wireless_header,
+							  fallback_bitrate);
+	/* Set the cookie (used as driver internal ID for the frame) */
+	txhdr->cookie = cpu_to_le16(cookie);
+
+	/* Hardware appends FCS. */
+	plcp_fragment_len += FCS_LEN;
+	if (use_encryption) {
+		u16 key_idx = (u16)(txctl->key_idx);
+		struct bcm43xx_key *key = &(bcm->key[key_idx]);
+		int wlhdr_len;
+
+		if (key->enabled) {
+			/* Hardware appends ICV. */
+			plcp_fragment_len += txctl->icv_len;
+
+			wsec_rate |= ((key_idx & 0x000F) << 4);
+			wsec_rate |= key->algorithm;
+			wlhdr_len = ieee80211_get_hdrlen(le16_to_cpu(wireless_header->frame_control));
+			memcpy(txhdr->wep_iv, ((u8 *)wireless_header) + wlhdr_len, 4);
+		}
+	}
+	/* Generate the PLCP header and the fallback PLCP header. */
+	bcm43xx_generate_plcp_hdr((struct bcm43xx_plcp_hdr4 *)(&txhdr->plcp),
+				  plcp_fragment_len,
+				  bitrate, ofdm_modulation);
+	bcm43xx_generate_plcp_hdr(&txhdr->fallback_plcp, plcp_fragment_len,
+				  fallback_bitrate, fallback_ofdm_modulation);
+
+	/* Set the CONTROL field */
+	if (ofdm_modulation)
+		control |= BCM43xx_TXHDRCTL_OFDM;
+	if (bcm->short_preamble) //FIXME: could be the other way around, please test
+		control |= BCM43xx_TXHDRCTL_SHORT_PREAMBLE;
+	control |= (phy->antenna_diversity << BCM43xx_TXHDRCTL_ANTENNADIV_SHIFT)
+		   & BCM43xx_TXHDRCTL_ANTENNADIV_MASK;
+
+	/* Set the FLAGS field */
+	if (!txctl->no_ack)
+		flags |= BCM43xx_TXHDRFLAG_EXPECTACK;
+	if (1 /* FIXME: PS poll?? */)
+		flags |= 0x10; // FIXME: unknown meaning.
+	if (fallback_ofdm_modulation)
+		flags |= BCM43xx_TXHDRFLAG_FALLBACKOFDM;
+	if (is_first_fragment)
+		flags |= BCM43xx_TXHDRFLAG_FIRSTFRAGMENT;
+
+	/* Set WSEC/RATE field */
+	wsec_rate |= (txhdr->plcp.raw[0] << BCM43xx_TXHDR_RATE_SHIFT)
+		     & BCM43xx_TXHDR_RATE_MASK;
+
+	/* Generate the RTS/CTS packet, if required. */
+	/* FIXME: We should first try with CTS-to-self,
+	 *        if we are on 80211g. If we get too many
+	 *        failures (hidden nodes), we should switch back to RTS/CTS.
+	 */
+	if (txctl->use_rts_cts) {
+		bcm43xx_generate_rts(phy, txhdr, &flags,
+				     txctl->rts_cts_rate,
+				     wireless_header);
+	}
+
+	txhdr->flags = cpu_to_le16(flags);
+	txhdr->control = cpu_to_le16(control);
+	txhdr->wsec_rate = cpu_to_le16(wsec_rate);
+}
+
+static s8 bcm43xx_rssi_postprocess(struct bcm43xx_private *bcm,
+				   u8 in_rssi, int ofdm,
+				   int adjust_2053, int adjust_2050)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	s32 tmp;
+
+	switch (radio->version) {
+	case 0x2050:
+		if (ofdm) {
+			tmp = in_rssi;
+			if (tmp > 127)
+				tmp -= 256;
+			tmp *= 73;
+			tmp /= 64;
+			if (adjust_2050)
+				tmp += 25;
+			else
+				tmp -= 3;
+		} else {
+			if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+				if (in_rssi > 63)
+					in_rssi = 63;
+				tmp = radio->nrssi_lt[in_rssi];
+				tmp = 31 - tmp;
+				tmp *= -131;
+				tmp /= 128;
+				tmp -= 57;
+			} else {
+				tmp = in_rssi;
+				tmp = 31 - tmp;
+				tmp *= -149;
+				tmp /= 128;
+				tmp -= 68;
+			}
+			if (phy->type == BCM43xx_PHYTYPE_G &&
+			    adjust_2050)
+				tmp += 25;
+		}
+		break;
+	case 0x2060:
+		if (in_rssi > 127)
+			tmp = in_rssi - 256;
+		else
+			tmp = in_rssi;
+		break;
+	default:
+		tmp = in_rssi;
+		tmp -= 11;
+		tmp *= 103;
+		tmp /= 64;
+		if (adjust_2053)
+			tmp -= 109;
+		else
+			tmp -= 83;
+	}
+
+	return (s8)tmp;
+}
+
+//TODO
+#if 0
+static s8 bcm43xx_rssinoise_postprocess(struct bcm43xx_private *bcm,
+					u8 in_rssi)
+{
+	struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+	s8 ret;
+
+	if (phy->type == BCM43xx_PHYTYPE_A) {
+		//TODO: Incomplete specs.
+		ret = 0;
+	} else
+		ret = bcm43xx_rssi_postprocess(bcm, in_rssi, 0, 1, 1);
+
+	return ret;
+}
+#endif
+
+void bcm43xx_rx(struct bcm43xx_private *bcm,
+		struct sk_buff *skb,
+		struct bcm43xx_rxhdr *rxhdr)
+{
+	struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+	struct bcm43xx_plcp_hdr4 *plcp;
+	struct ieee80211_rx_status status;
+	const u16 rxflags1 = le16_to_cpu(rxhdr->flags1);
+	const u16 rxflags2 = le16_to_cpu(rxhdr->flags2);
+	const u16 rxflags3 = le16_to_cpu(rxhdr->flags3);
+	const int is_ofdm = !!(rxflags1 & BCM43xx_RXHDR_FLAGS1_OFDM);
+
+	if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME) {
+		plcp = (struct bcm43xx_plcp_hdr4 *)(skb->data + 2);
+		/* Skip two unknown bytes and the PLCP header. */
+		skb_pull(skb, 2 + sizeof(struct bcm43xx_plcp_hdr6));
+	} else {
+		plcp = (struct bcm43xx_plcp_hdr4 *)(skb->data);
+		/* Skip the PLCP header. */
+		skb_pull(skb, sizeof(struct bcm43xx_plcp_hdr6));
+	}
+	/* The SKB contains the PAYLOAD (wireless header + data)
+	 * at this point.
+	 */
+
+	memset(&status, 0, sizeof(status));
+	status.ssi = bcm43xx_rssi_postprocess(bcm, rxhdr->rssi, is_ofdm,
+					      !!(rxflags1 & BCM43xx_RXHDR_FLAGS1_2053RSSIADJ),
+					      !!(rxflags3 & BCM43xx_RXHDR_FLAGS3_2050RSSIADJ));
+	if (is_ofdm)
+		status.rate = bcm43xx_plcp_get_bitrate_ofdm(plcp);
+	else
+		status.rate = bcm43xx_plcp_get_bitrate_cck(plcp);
+	status.channel = radio->channel;
+
+	bcm->stats.last_rx = jiffies;
+	ieee80211_rx_irqsafe(bcm->net_dev, skb, &status);
+}
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.h linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.h
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/bcm43xx_xmit.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,157 @@
+#ifndef BCM43xx_XMIT_H_
+#define BCM43xx_XMIT_H_
+
+#include "bcm43xx_main.h"
+
+
+#define _bcm43xx_declare_plcp_hdr(size) \
+	struct bcm43xx_plcp_hdr##size {		\
+		union {				\
+			__le32 data;		\
+			__u8 raw[size];		\
+		} __attribute__((__packed__));	\
+	} __attribute__((__packed__))
+
+/* struct bcm43xx_plcp_hdr4 */
+_bcm43xx_declare_plcp_hdr(4);
+/* struct bcm43xx_plcp_hdr6 */
+_bcm43xx_declare_plcp_hdr(6);
+
+#undef _bcm43xx_declare_plcp_hdr
+
+/* Device specific TX header. To be prepended to TX frames. */
+struct bcm43xx_txhdr {
+	union {
+		struct {
+			__le16 flags;
+			__le16 wsec_rate;
+			__le16 frame_control;
+			u16 unknown_zeroed_0;
+			__le16 control;
+			u8 wep_iv[10];
+			u8 unknown_wsec_tkip_data[3]; //FIXME
+			PAD_BYTES(3);
+			u8 mac1[6];
+			u16 unknown_zeroed_1;
+			struct bcm43xx_plcp_hdr4 rts_cts_fallback_plcp;
+			__le16 rts_cts_dur_fallback;
+			struct bcm43xx_plcp_hdr4 fallback_plcp;
+			__le16 fallback_dur_id;
+			PAD_BYTES(2);
+			__le16 cookie;
+			__le16 unknown_scb_stuff; //FIXME
+			struct bcm43xx_plcp_hdr6 rts_cts_plcp;
+			__le16 rts_cts_frame_control;
+			__le16 rts_cts_dur;
+			u8 rts_cts_mac1[6];
+			u8 rts_cts_mac2[6];
+			PAD_BYTES(2);
+			struct bcm43xx_plcp_hdr6 plcp;
+		} __attribute__((__packed__));
+		u8 raw[82];
+	} __attribute__((__packed__));
+} __attribute__((__packed__));
+
+/* Values/Masks for the device TX header */
+#define BCM43xx_TXHDRFLAG_EXPECTACK		0x0001
+#define BCM43xx_TXHDRFLAG_RTSCTS		0x0002
+#define BCM43xx_TXHDRFLAG_RTS			0x0004
+#define BCM43xx_TXHDRFLAG_FIRSTFRAGMENT		0x0008
+#define BCM43xx_TXHDRFLAG_DESTPSMODE		0x0020
+#define BCM43xx_TXHDRFLAG_RTSCTS_OFDM		0x0080
+#define BCM43xx_TXHDRFLAG_FALLBACKOFDM		0x0100
+#define BCM43xx_TXHDRFLAG_RTSCTSFALLBACK_OFDM	0x0200
+#define BCM43xx_TXHDRFLAG_CTS			0x0400
+#define BCM43xx_TXHDRFLAG_FRAMEBURST		0x0800
+
+#define BCM43xx_TXHDRCTL_OFDM			0x0001
+#define BCM43xx_TXHDRCTL_SHORT_PREAMBLE		0x0010
+#define BCM43xx_TXHDRCTL_ANTENNADIV_MASK	0x0030
+#define BCM43xx_TXHDRCTL_ANTENNADIV_SHIFT	8
+
+#define BCM43xx_TXHDR_RATE_MASK			0x0F00
+#define BCM43xx_TXHDR_RATE_SHIFT		8
+#define BCM43xx_TXHDR_RTSRATE_MASK		0xF000
+#define BCM43xx_TXHDR_RTSRATE_SHIFT		12
+#define BCM43xx_TXHDR_WSEC_KEYINDEX_MASK	0x00F0
+#define BCM43xx_TXHDR_WSEC_KEYINDEX_SHIFT	4
+#define BCM43xx_TXHDR_WSEC_ALGO_MASK		0x0003
+#define BCM43xx_TXHDR_WSEC_ALGO_SHIFT		0
+
+void bcm43xx_generate_txhdr(struct bcm43xx_private *bcm,
+			    struct bcm43xx_txhdr *txhdr,
+			    const unsigned char *fragment_data,
+			    const unsigned int fragment_len,
+			    const int is_first_fragment,
+			    const u16 cookie,
+			    struct ieee80211_tx_control *txctl);
+
+/* RX header as received from the hardware. */
+struct bcm43xx_rxhdr {
+	/* Frame Length. Must be generated explicitely in PIO mode. */
+	__le16 frame_length;
+	PAD_BYTES(2);
+	/* Flags field 1 */
+	__le16 flags1;
+	u8 rssi;
+	u8 signal_quality;
+	PAD_BYTES(2);
+	/* Flags field 3 */
+	__le16 flags3;
+	/* Flags field 2 */
+	__le16 flags2;
+	/* Lower 16bits of the TSF at the time the frame started. */
+	__le16 mactime;
+	PAD_BYTES(14);
+} __attribute__((__packed__));
+
+#define BCM43xx_RXHDR_FLAGS1_OFDM		(1 << 0)
+/*#define BCM43xx_RXHDR_FLAGS1_SIGNAL???	(1 << 3) FIXME */
+#define BCM43xx_RXHDR_FLAGS1_SHORTPREAMBLE	(1 << 7)
+#define BCM43xx_RXHDR_FLAGS1_2053RSSIADJ	(1 << 14)
+
+#define BCM43xx_RXHDR_FLAGS2_INVALIDFRAME	(1 << 0)
+#define BCM43xx_RXHDR_FLAGS2_TYPE2FRAME		(1 << 2)
+/*FIXME: WEP related flags */
+
+#define BCM43xx_RXHDR_FLAGS3_2050RSSIADJ	(1 << 10)
+
+/* Transmit Status as received from the hardware. */
+struct bcm43xx_hwxmitstatus {
+	PAD_BYTES(4);
+	__le16 cookie;
+	u8 flags;
+	u8 cnt1:4,
+	   cnt2:4;
+	PAD_BYTES(2);
+	__le16 seq;
+	__le16 unknown; //FIXME
+} __attribute__((__packed__));
+
+/* Transmit Status in CPU byteorder. */
+struct bcm43xx_xmitstatus {
+	u16 cookie;
+	u8 flags;
+	u8 cnt1:4,
+	   cnt2:4;
+	u16 seq;
+	u16 unknown; //FIXME
+};
+
+#define BCM43xx_TXSTAT_FLAG_ACK		0x01
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x02
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x04
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x08
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x10
+#define BCM43xx_TXSTAT_FLAG_IGNORE	0x20
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x40
+//TODO #define BCM43xx_TXSTAT_FLAG_???	0x80
+
+u8 bcm43xx_plcp_get_ratecode_cck(const u8 bitrate);
+u8 bcm43xx_plcp_get_ratecode_ofdm(const u8 bitrate);
+
+void bcm43xx_rx(struct bcm43xx_private *bcm,
+		struct sk_buff *skb,
+		struct bcm43xx_rxhdr *rxhdr);
+
+#endif /* BCM43xx_XMIT_H_ */
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/Kconfig linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/Kconfig
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/Kconfig	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/Kconfig	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,62 @@
+config BCM43XX_D80211
+	tristate "Broadcom BCM43xx wireless support (DeviceScape stack)"
+	depends on PCI && D80211 && NET_RADIO && EXPERIMENTAL
+	select FW_LOADER
+	---help---
+	  This is an experimental driver for the Broadcom 43xx wireless chip,
+	  found in the Apple Airport Extreme and various other devices.
+
+config BCM43XX_D80211_DEBUG
+	bool "Broadcom BCM43xx debugging (RECOMMENDED)"
+	depends on BCM43XX_D80211
+	default y
+	---help---
+	  Broadcom 43xx debugging messages.
+	  Say Y, because the driver is still very experimental and
+	  this will help you get it running.
+
+config BCM43XX_D80211_DMA
+	bool
+config BCM43XX_D80211_PIO
+	bool
+
+choice
+	prompt "BCM43xx data transfer mode"
+	depends on BCM43XX_D80211
+	default BCM43XX_D80211_DMA_AND_PIO_MODE
+
+config BCM43XX_D80211_DMA_AND_PIO_MODE
+	bool "DMA + PIO"
+	select BCM43XX_D80211_DMA
+	select BCM43XX_D80211_PIO
+	---help---
+	  Include both, Direct Memory Access (DMA) and Programmed I/O (PIO)
+	  data transfer modes.
+	  The actually used mode is selectable through the module
+	  parameter "pio". If the module parameter is pio=0, DMA is used.
+	  Otherwise PIO is used. DMA is default.
+
+	  If unsure, choose this option.
+
+config BCM43XX_D80211_DMA_MODE
+	bool "DMA (Direct Memory Access) only"
+	select BCM43XX_D80211_DMA
+	---help---
+	  Only include Direct Memory Access (DMA).
+	  This reduces the size of the driver module, by omitting the PIO code.
+
+config BCM43XX_D80211_PIO_MODE
+	bool "PIO (Programmed I/O) only"
+	select BCM43XX_D80211_PIO
+	---help---
+	  Only include Programmed I/O (PIO).
+	  This reduces the size of the driver module, by omitting the DMA code.
+	  Please note that PIO transfers are slow (compared to DMA).
+
+	  Also note that not all devices of the 43xx series support PIO.
+	  The 4306 (Apple Airport Extreme and others) supports PIO, while
+	  the 4318 is known to _not_ support PIO.
+
+	  Only use PIO, if DMA does not work for you.
+
+endchoice
diff -Nur linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/Makefile linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/Makefile
--- linux-2.6.16/drivers/net/wireless/bcm43xx-d80211/Makefile	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/bcm43xx-d80211/Makefile	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,12 @@
+obj-$(CONFIG_BCM43XX_D80211) += bcm43xx-d80211.o
+bcm43xx-d80211-obj-$(CONFIG_BCM43XX_D80211_DEBUG) += bcm43xx_debugfs.o
+
+bcm43xx-d80211-obj-$(CONFIG_BCM43XX_D80211_DMA) += bcm43xx_dma.o
+bcm43xx-d80211-obj-$(CONFIG_BCM43XX_D80211_PIO) += bcm43xx_pio.o
+
+bcm43xx-d80211-objs := bcm43xx_main.o bcm43xx_ilt.o \
+		       bcm43xx_radio.o bcm43xx_phy.o \
+		       bcm43xx_power.o bcm43xx_sysfs.o \
+		       bcm43xx_leds.o bcm43xx_ethtool.o \
+		       bcm43xx_xmit.o \
+		       $(bcm43xx-d80211-obj-y)
diff -Nur linux-2.6.16/drivers/net/wireless/Kconfig linux-2.6.16-bcm43xx/drivers/net/wireless/Kconfig
--- linux-2.6.16/drivers/net/wireless/Kconfig	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/Kconfig	2006-03-28 22:16:38.000000000 +0200
@@ -472,6 +472,7 @@
 	  will be called prism54.ko.
 
 source "drivers/net/wireless/hostap/Kconfig"
+source "drivers/net/wireless/bcm43xx-d80211/Kconfig"
 
 # yes, this works even when no drivers are selected
 config NET_WIRELESS
diff -Nur linux-2.6.16/drivers/net/wireless/Makefile linux-2.6.16-bcm43xx/drivers/net/wireless/Makefile
--- linux-2.6.16/drivers/net/wireless/Makefile	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/drivers/net/wireless/Makefile	2006-03-28 22:16:46.000000000 +0200
@@ -35,6 +35,7 @@
 obj-$(CONFIG_PRISM54)		+= prism54/
 
 obj-$(CONFIG_HOSTAP)		+= hostap/
+obj-$(CONFIG_BCM43XX_D80211)	+= bcm43xx-d80211/
 
 # 16-bit wireless PCMCIA client drivers
 obj-$(CONFIG_PCMCIA_RAYCS)	+= ray_cs.o
diff -Nur linux-2.6.16/include/net/d80211_common.h linux-2.6.16-bcm43xx/include/net/d80211_common.h
--- linux-2.6.16/include/net/d80211_common.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/d80211_common.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,98 @@
+/*
+ * IEEE 802.11 driver (80211.o) -- hostapd interface
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef D80211_COMMON_H
+#define D80211_COMMON_H
+
+#include <linux/types.h>
+
+/*
+ * This is common header information with user space. It is used on all
+ * frames sent to wlan#ap interface.
+ */
+
+#define IEEE80211_FI_VERSION 0x80211001
+
+struct ieee80211_frame_info {
+        u32 version;
+        u32 length;
+        u64 mactime;
+        u64 hosttime;
+        u32 phytype;
+        u32 channel;
+        u32 datarate;
+        u32 antenna;
+        u32 priority;
+        u32 ssi_type;
+        u32 ssi_signal;
+        u32 ssi_noise;
+        u32 preamble;
+        u32 encoding;
+
+	/* Note: this structure is otherwise identical to capture format used
+	 * in linux-wlan-ng, but this additional field is used to provide meta
+	 * data about the frame to hostapd. This was the easiest method for
+	 * providing this information, but this might change in the future. */
+	u32 msg_type;
+} __attribute__ ((packed));
+
+
+enum ieee80211_msg_type {
+	ieee80211_msg_normal = 0,
+	ieee80211_msg_tx_callback_ack = 1,
+	ieee80211_msg_tx_callback_fail = 2,
+	ieee80211_msg_passive_scan = 3,
+	ieee80211_msg_wep_frame_unknown_key = 4,
+	ieee80211_msg_michael_mic_failure = 5,
+	ieee80211_msg_monitor = 6,
+	ieee80211_msg_sta_not_assoc = 7,
+	ieee80211_msg_set_aid_for_sta = 8 /* used by Intersil MVC driver */,
+	ieee80211_msg_key_threshold_notification = 9,
+	ieee80211_msg_radar = 11,
+};
+
+struct ieee80211_msg_set_aid_for_sta {
+	char	sta_address[ETH_ALEN];
+	u16	aid;
+};
+
+struct ieee80211_msg_key_notification {
+	int tx_rx_count;
+	char ifname[IFNAMSIZ];
+	u8 addr[ETH_ALEN]; /* ff:ff:ff:ff:ff:ff for broadcast keys */
+};
+
+
+enum ieee80211_phytype {
+        ieee80211_phytype_fhss_dot11_97  = 1,
+        ieee80211_phytype_dsss_dot11_97  = 2,
+        ieee80211_phytype_irbaseband     = 3,
+        ieee80211_phytype_dsss_dot11_b   = 4,
+        ieee80211_phytype_pbcc_dot11_b   = 5,
+        ieee80211_phytype_ofdm_dot11_g   = 6,
+        ieee80211_phytype_pbcc_dot11_g   = 7,
+        ieee80211_phytype_ofdm_dot11_a   = 8,
+        ieee80211_phytype_dsss_dot11_turbog = 255,
+        ieee80211_phytype_dsss_dot11_turbo = 256,
+};
+
+enum ieee80211_ssi_type {
+        ieee80211_ssi_none = 0,
+        ieee80211_ssi_norm = 1, /* normalized, 0-1000 */
+        ieee80211_ssi_dbm = 2,
+        ieee80211_ssi_raw = 3, /* raw SSI */
+};
+
+struct ieee80211_radar_info {
+		int channel;
+		int radar;
+		int radar_type;
+};
+
+#endif /* D80211_COMMON_H */
diff -Nur linux-2.6.16/include/net/d80211.h linux-2.6.16-bcm43xx/include/net/d80211.h
--- linux-2.6.16/include/net/d80211.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/d80211.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,870 @@
+/*
+ * Low-level hardware driver -- IEEE 802.11 driver (80211.o) interface
+ * Copyright 2002-2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef D80211_H
+#define D80211_H
+
+#include <linux/kernel.h>
+#include <linux/if_ether.h>
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include <linux/wireless.h>
+#include "d80211_shared.h"
+
+/* Note! Only ieee80211_tx_status_irqsafe() and ieee80211_rx_irqsave() can be
+ * called in hardware interrupt context. The low-level driver must not call any
+ * other functions in hardware interrupt context. If there is a need for such
+ * call, the low-level driver should first ACK the interrupt and perform the
+ * IEEE 802.11 code call after this, e.g., from a scheduled tasklet (in
+ * software interrupt context).
+ */
+
+/*
+ * Frame format used when passing frame between low-level hardware drivers
+ * and IEEE 802.11 driver the same as used in the wireless media, i.e.,
+ * buffers start with IEEE 802.11 header and include the same octets that
+ * are sent over air.
+ *
+ * If hardware uses IEEE 802.3 headers (and perform 802.3 <-> 802.11
+ * conversion in firmware), upper layer 802.11 code needs to be changed to
+ * support this.
+ *
+ * If the receive frame format is not the same as the real frame sent
+ * on the wireless media (e.g., due to padding etc.), upper layer 802.11 code
+ * could be updated to provide support for such format assuming this would
+ * optimize the performance, e.g., by removing need to re-allocation and
+ * copying of the data.
+ */
+
+/* Interface version (used for compatibility verification) */
+#define IEEE80211_VERSION 2
+
+
+/* Channel information structure. Low-level driver is expected to fill in chan,
+ * freq, and val fields. Other fields will be filled in by 80211.o based on
+ * hostapd information and low-level driver does not need to use them. The
+ * limits for each channel will be provided in 'struct ieee80211_conf' when
+ * configuring the low-level driver with hw->config callback. */
+struct ieee80211_channel {
+	short chan; /* channel number (IEEE 802.11) */
+	short freq; /* frequency in MHz */
+	int val; /* hw specific value for the channel */
+	int flag; /* flag for hostapd use (IEEE80211_CHAN_*) */
+        unsigned char power_level;
+        unsigned char antenna_max;
+};
+
+struct ieee80211_rate {
+	int rate; /* rate in 100 kbps */
+	int val; /* hw specific value for the rate */
+	int flags; /* IEEE80211_RATE_ flags */
+	int val2; /* hw specific value for the rate when using short preamble
+		   * (only when IEEE80211_RATE_PREAMBLE2 flag is set, i.e., for
+		   * 2, 5.5, and 11 Mbps) */
+	signed char min_rssi_ack;
+	unsigned char min_rssi_ack_delta;
+
+	/* following fields are set by 80211.o and need not be filled by the
+	 * low-level driver */
+	int rate_inv; /* inverse of the rate (LCM(all rates) / rate) for
+		       * optimizing channel utilization estimates */
+};
+
+struct ieee80211_hw_modes {
+	int mode;
+	int num_channels;
+	struct ieee80211_channel *channels;
+	int num_rates;
+        struct ieee80211_rate *rates;
+	int xr_end; /* only used with Atheros XR */
+};
+
+struct ieee80211_tx_queue_params {
+	int aifs; /* 0 .. 255; -1 = use default */
+	int cw_min; /* 2^n-1: 1, 3, 7, .. , 1023; 0 = use default */
+	int cw_max; /* 2^n-1: 1, 3, 7, .. , 1023; 0 = use default */
+	int burst_time; /* maximum burst time in 0.1 ms (i.e., 10 = 1 ms);
+			 * 0 = disabled */
+};
+
+#define NUM_TX_DATA_QUEUES 6
+
+struct ieee80211_tx_queue_stats_data {
+	unsigned int len; /* num packets in queue */
+	unsigned int limit; /* queue len (soft) limit */
+	unsigned int count; /* total num frames sent */
+};
+
+struct ieee80211_tx_queue_stats {
+	struct ieee80211_tx_queue_stats_data data[NUM_TX_DATA_QUEUES];
+};
+
+#ifndef IEEE80211_TX_QUEUE_NUMS
+#define IEEE80211_TX_QUEUE_NUMS
+/* TODO: these need to be synchronized with hostapd_ioctl.h; make a shared
+ * header file that can be included into low-level drivers, 80211.o, and
+ * hostapd */
+enum {
+	IEEE80211_TX_QUEUE_DATA0 = 0,
+	IEEE80211_TX_QUEUE_DATA1 = 1,
+	IEEE80211_TX_QUEUE_DATA2 = 2,
+	IEEE80211_TX_QUEUE_DATA3 = 3,
+	IEEE80211_TX_QUEUE_DATA4 = 4,
+	IEEE80211_TX_QUEUE_SVP = 5,
+	IEEE80211_TX_QUEUE_AFTER_BEACON = 6,
+	IEEE80211_TX_QUEUE_BEACON = 7
+};
+#endif /* IEEE80211_TX_QUEUE_NUMS */
+
+
+struct ieee80211_low_level_stats {
+	unsigned int dot11ACKFailureCount;
+	unsigned int dot11RTSFailureCount;
+        unsigned int dot11FCSErrorCount;
+	unsigned int dot11RTSSuccessCount;
+};
+
+/* Transmit control fields. This data structure is passed to low-level driver
+ * with each TX frame. The low-level driver is responsible of configuring
+ * hardware to use given values (depending on what is supported). */
+#define HW_KEY_IDX_INVALID -1
+
+struct ieee80211_tx_control {
+	enum { PKT_NORMAL = 0, PKT_PROBE_RESP } pkt_type;
+	int tx_rate; /* Transmit rate, given as the hw specific value for the
+		      * rate (from struct ieee80211_rate) */
+	int rts_cts_rate; /* Transmit rate for RTS/CTS frame, given as the hw
+			   * specific value for the rate (from
+			   * struct ieee80211_rate) */
+	/* 1 = only first attempt, 2 = one retry, .. */
+	unsigned int retry_limit:8;
+	/* duration field for RTS/CTS frame */
+	unsigned int rts_cts_duration:16;
+	unsigned int req_tx_status:1; /* request TX status callback for this
+				       * frame */
+	unsigned int do_not_encrypt:1; /* send this frame without encryption;
+			       * e.g., for EAPOL frames */
+	unsigned int use_rts_cts:1; /* Use RTS-CTS before sending frame. */
+	unsigned int use_cts_protect:1; /* Use CTS protection for the frame
+					 * (e.g., for combined 802.11g /
+					 * 802.11b networks) */
+        unsigned int no_ack:1; /* Tell the low level not to wait for an ack */
+	unsigned int rate_ctrl_probe:1;
+	unsigned int clear_dst_mask:1;
+	unsigned int requeue:1;
+	 /* following three flags are only used with Atheros Super A/G */
+	unsigned int compress:1;
+	unsigned int turbo_prime_notify:1; /* notify HostaAPd after frame
+					    * transmission */
+	unsigned int fast_frame:1;
+
+	unsigned int atheros_xr:1; /* only used with Atheros XR */
+
+        unsigned int power_level:8; /* per-packet transmit power level, in dBm
+				     */
+	unsigned int antenna_sel:4; /* 0 = default/diversity,
+				     * 1 = Ant0, 2 = Ant1 */
+	int key_idx:8; /* -1 = do not encrypt, >= 0 keyidx from hw->set_key()
+			*/
+	int icv_len:8; /* Length of the ICV/MIC field in octets */
+	int iv_len:8; /* Length of the IV field in octets */
+	unsigned int queue:4; /* hardware queue to use for this frame;
+		      * 0 = highest, hw->queues-1 = lowest */
+	unsigned int sw_retry_attempt:4; /* no. of times hw has tried to
+		      * transmit frame (not incl. hw retries) */
+
+	int rateidx; /* internal 80211.o rateidx */
+	int alt_retry_rate; /* retry rate for the last retries, given as the
+			     * hw specific value for the rate (from
+			     * struct ieee80211_rate). To be used to limit
+			     * packet dropping when probing higher rates, if hw
+			     * supports multiple retry rates. -1 = not used */
+	struct ieee80211_sub_if_data *sdata; /* internal */
+};
+
+/* Stored in sk_buff->cb */
+struct ieee80211_tx_packet_data {
+        struct ieee80211_sub_if_data *sdata;
+	unsigned long jiffies;
+	unsigned int req_tx_status:1;
+	unsigned int do_not_encrypt:1;
+	unsigned int pkt_probe_resp:1;
+	unsigned int requeue:1;
+	unsigned int queue:4;
+};
+
+#define RX_FLAG_MMIC_ERROR       0x1
+#define RX_FLAG_DECRYPTED        0x2
+#define RX_FLAG_XR_DOUBLE_CHIRP  0x4
+
+/* Receive status. The low-level driver should provide this information
+ * (the subset supported by hardware) to the 802.11 code with each received
+ * frame. */
+struct ieee80211_rx_status {
+        u64 hosttime;
+	u64 mactime;
+        int freq; /* receive frequency in Mhz */
+        int channel;
+        int phymode;
+        int ssi;
+        int antenna;
+        int rate;
+        int flag;
+};
+
+/* Transmit status. The low-level driver should provide this information
+ * (the subset supported by hardware) to the 802.11 code for each transmit
+ * frame. */
+struct ieee80211_tx_status {
+	/* copied ieee80211_tx_control structure */
+	struct ieee80211_tx_control control;
+
+	unsigned int tx_filtered:1;
+	unsigned int ack:1; /* whether the TX frame was ACKed */
+	int ack_signal; /* measured signal strength of the ACK frame */
+	int excessive_retries;
+	int retry_count;
+
+	/* following two fields are only used with Atheros Super A/G */
+	int queue_length;      /* information about TX queue */
+	int queue_number;
+};
+
+
+struct ieee80211_conf {
+	int channel;			/* IEEE 802.11 channel number */
+	int freq;			/* MHz */
+	int channel_val;		/* hw specific value for the channel */
+
+	int mode;			/* IW_MODE_ */
+
+	int phymode;			/* MODE_IEEE80211A, .. */
+        unsigned int regulatory_domain;
+        int adm_status;
+
+        int beacon_int;
+
+	/* Bitfields, grouped together */
+
+	int sw_encrypt:1;
+	int sw_decrypt:1;
+	int short_slot_time:1;		/* use IEEE 802.11g Short Slot Time */
+        int ssid_hidden:1;		/* do not broadcast the ssid */
+
+        /* these fields are used by low level drivers for hardware
+         * that generate beacons independently */
+        u8 *ssid;
+	size_t ssid_len;
+	u8 *generic_elem;
+	size_t generic_elem_len;
+
+        u8 power_level;			/* transmit power limit for current
+					 * regulatory domain; in dBm */
+        u8 antenna_max;			/* maximum antenna gain */
+	short tx_power_reduction; /* in 0.1 dBm */
+
+	int antenna_sel;		/* default antenna conf:
+					 *	0 = default/diversity,
+			  		 *	1 = Ant0,
+					 *	2 = Ant1 */
+
+	int calib_int;			/* hw/radio calibration interval in
+					 * seconds */
+        int antenna_def;
+        int antenna_mode;
+
+	u8 bssid_mask[ETH_ALEN];	/* ff:ff:ff:ff:ff:ff = 1 BSSID */
+	int bss_count;
+
+	int atheros_super_ag_compression;
+	int atheros_super_ag_fast_frame;
+	int atheros_super_ag_burst;
+	int atheros_super_ag_wme_ele;
+	int atheros_super_ag_turbo_g;
+	int atheros_super_ag_turbo_prime;
+
+	int atheros_xr;
+
+	u8 client_bssid[ETH_ALEN];
+
+	/* Following five fields are used for IEEE 802.11H */
+	unsigned int radar_detect;
+	unsigned int spect_mgmt;
+	unsigned int quiet_duration; /* duration of quiet period */
+	unsigned int quiet_offset; /* how far into the beacon is the quiet
+				    * period */
+	unsigned int quiet_period;
+	u8 radar_firpwr_threshold;
+	u8 radar_rssi_threshold;
+	u8 pulse_height_threshold;
+	u8 pulse_rssi_threshold;
+	u8 pulse_inband_threshold;
+};
+
+
+typedef enum { ALG_NONE, ALG_WEP, ALG_TKIP, ALG_CCMP, ALG_NULL }
+ieee80211_key_alg;
+
+
+struct ieee80211_key_conf {
+
+	int hw_key_idx;			/* filled + used by low-level driver */
+	ieee80211_key_alg alg;
+	int keylen;
+
+        int force_sw_encrypt:1;		/* to be cleared by low-level driver */
+	int keyidx:8;			/* WEP key index */
+	int default_tx_key:1;		/* This key is the new default TX key
+			       		 * (used only for broadcast keys). */
+	int default_wep_only:1; /* static WEP is the only configured security
+				 * policy; this allows some low-level drivers
+				 * to determine when hwaccel can be used */
+        u8 key[0];
+};
+
+#define IEEE80211_SCAN_START 1
+#define IEEE80211_SCAN_END   2
+
+struct ieee80211_scan_conf {
+        int scan_channel;     /* IEEE 802.11 channel number to do passive scan
+			       * on */
+        int scan_freq;        /* new freq in MHz to switch to for passive scan
+			       */
+	int scan_channel_val; /* hw specific value for the channel */
+        int scan_phymode;     /* MODE_IEEE80211A, .. */
+        unsigned char scan_power_level;
+        unsigned char scan_antenna_max;
+
+
+        int running_channel; /* IEEE 802.11 channel number we operate on
+			      * normally */
+        int running_freq;    /* freq in MHz we're operating on normally */
+	int running_channel_val; /* hw specific value for the channel */
+        int running_phymode;
+        unsigned char running_power_level;
+        unsigned char running_antenna_max;
+
+        int scan_time;       /* time a scan will take in us */
+        int tries;
+
+        struct sk_buff *skb; /* skb to transmit before changing channels, maybe
+			      * NULL for none */
+        struct ieee80211_tx_control *tx_control;
+
+};
+
+#ifndef IW_MODE_ADHOC
+#define IW_MODE_ADHOC 1
+#endif
+
+#ifndef IW_MODE_INFRA
+#define IW_MODE_INFRA 2
+#endif
+
+#ifndef IW_MODE_MASTER
+#define IW_MODE_MASTER 3
+#endif
+
+#ifndef IW_MODE_MONITOR
+#define IW_MODE_MONITOR 6
+#endif
+
+#define IEEE80211_SEQ_COUNTER_RX	0
+#define IEEE80211_SEQ_COUNTER_TX	1
+
+typedef enum {
+	SET_KEY, DISABLE_KEY, REMOVE_ALL_KEYS,
+	ENABLE_COMPRESSION, DISABLE_COMPRESSION
+} set_key_cmd;
+
+/* Configuration block used by the low-level driver to tell 802.11 code about
+ * supported hardware features and to pass function pointers for callback
+ * functions. */
+struct ieee80211_hw {
+	int version; /* IEEE80211_VERSION */
+
+	/* Driver name */
+	char *name;
+
+	/* TODO: frame_type 802.11/802.3, sw_encryption requirements */
+
+	/* Some wireless LAN chipsets generate beacons in the hardware/firmware
+	 * and others rely on host generated beacons. This option is used to
+	 * configure upper layer IEEE 802.11 module to generate beacons. The
+	 * low-level driver can use ieee80211_beacon_get() to fetch next
+	 * beacon frame. */
+	int host_gen_beacon:1;
+
+
+	/* Some devices handle decryption internally and do not
+	 * indicate whether the frame was encrypted (unencrypted frames
+	 * will be dropped by the hardware, unless specifically allowed
+	 * through) */
+        int device_hides_wep:1;
+
+	/* Whether RX frames passed to ieee80211_rx() include FCS in the end
+	 */
+	int rx_includes_fcs:1;
+
+	/* Some wireless LAN chipsets buffer broadcast/multicast frames for
+	 * power saving stations in the hardware/firmware and others rely on
+	 * the host system for such buffering. This option is used to
+	 * configure upper layer IEEE 802.11 to buffer broadcast/multicast
+	 * frames when there are power saving stations so that low-level driver
+	 * can fetch them with ieee80211_get_buffered_bc(). */
+	int host_broadcast_ps_buffering:1;
+
+	int wep_include_iv:1;
+	int data_nullfunc_ack:1; /* will data nullfunc frames get proper
+                                  * TX status callback */
+
+	/* Force sw version of encryption for TKIP packets if WMM is enabled.
+	 */
+	int no_tkip_wmm_hwaccel:1;
+
+        /* 1 if the payload needs to be padded at even boundaries after the
+	 * header */
+        unsigned int extra_hdr_room:1;
+
+	/* Some devices handle Michael MIC internally and do not include MIC in
+	 * the received packets given to 80211.o. device_strips_mic must be set
+	 * for such devices. ISWEP bit is still expected to be set in the IEEE
+	 * 802.11 header with this option unlike with device_hides_wep option.
+	 */
+	unsigned int device_strips_mic:1;
+
+	/* 1 = low-level driver supports skb fraglist (NETIF_F_FRAGLIST), i.e.,
+	 * more than one skb per frame */
+	unsigned int fraglist;
+
+        /* This is the time in us to change channels
+         */
+        int channel_change_time;
+
+	int num_modes;
+	struct ieee80211_hw_modes *modes;
+
+	/* Handler that 802.11 module calls for each transmitted frame.
+	 * skb contains the buffer starting from the IEEE 802.11 header.
+	 * The low-level driver should send the frame out based on
+	 * configuration in the TX control data. */
+	int (*tx)(struct net_device *dev, struct sk_buff *skb,
+		  struct ieee80211_tx_control *control);
+
+	/* Handler for performing hardware reset. */
+	int (*reset)(struct net_device *dev);
+
+	/* Handler that is called when any netdevice attached to the hardware
+	 * device is set UP for the first time. This can be used, e.g., to
+	 * enable interrupts and beacon sending. */
+	int (*open)(struct net_device *dev);
+
+	/* Handler that is called when the last netdevice attached to the
+	 * hardware device is set DOWN. This can be used, e.g., to disable
+	 * interrupts and beacon sending. */
+	int (*stop)(struct net_device *dev);
+
+	/* Handler for configuration requests. IEEE 802.11 code calls this
+	 * function to change hardware configuration, e.g., channel. */
+	int (*config)(struct net_device *dev, struct ieee80211_conf *conf);
+
+	/* Set TIM bit handler. If the hardware/firmware takes care of beacon
+	 * generation, IEEE 802.11 code uses this function to tell the
+	 * low-level to set (or clear if set==0) TIM bit for the given aid. If
+	 * host system is used to generate beacons, this handler is not used
+	 * and low-level driver should set it to NULL. */
+	int (*set_tim)(struct net_device *dev, int aid, int set);
+
+	/* Set encryption key. IEEE 802.11 module calls this function to set
+	 * encryption keys. addr is ff:ff:ff:ff:ff:ff for default keys and
+	 * station hwaddr for individual keys. aid of the station is given
+	 * to help low-level driver in selecting which key->hw_key_idx to use
+	 * for this key. TX control data will use the hw_key_idx selected by
+	 * the low-level driver. */
+	int (*set_key)(struct net_device *dev, set_key_cmd cmd, u8 *addr,
+                       struct ieee80211_key_conf *key, int aid);
+
+	/* Set TX key index for default/broadcast keys. This is needed in cases
+	 * where wlan card is doing full WEP/TKIP encapsulation (wep_include_iv
+	 * is not set), in other cases, this function pointer can be set to
+	 * NULL since 80211.o takes care of selecting the key index for each
+	 * TX frame. */
+	int (*set_key_idx)(struct net_device *dev, int idx);
+
+	/* Enable/disable IEEE 802.1X. This item requests wlan card to pass
+	 * unencrypted EAPOL-Key frames even when encryption is configured.
+	 * If the wlan card does not require such a configuration, this
+	 * function pointer can be set to NULL. 80211.o */
+	int (*set_ieee8021x)(struct net_device *dev, int use_ieee8021x);
+
+	/* Set port authorization state (IEEE 802.1X PAE) to be authorized
+	 * (authorized=1) or unauthorized (authorized=0). This function can be
+	 * used if the wlan hardware or low-level driver implements PAE.
+	 * 80211.o module will anyway filter frames based on authorization
+	 * state, so this function pointer can be NULL if low-level driver does
+	 * not require event notification about port state changes. */
+	int (*set_port_auth)(struct net_device *dev, u8 *addr, int authorized);
+
+        /* Ask the hardware to do a passive scan on a new channel. The hardware
+         * will do what ever is required to nicely leave the current channel
+         * including transmit any CTS packets, etc. */
+        int (*passive_scan)(struct net_device *dev, int state,
+                            struct ieee80211_scan_conf *conf);
+
+        /* return low-level statistics */
+	int (*get_stats)(struct net_device *dev,
+			 struct ieee80211_low_level_stats *stats);
+
+        /* Enable/disable test modes; mode = IEEE80211_TEST_* */
+	int (*test_mode)(struct net_device *dev, int mode);
+
+	/* Configuration of test parameters */
+	int (*test_param)(struct net_device *dev, int param, int value);
+
+	/* Change MAC address. addr is pointer to struct sockaddr. */
+	int (*set_mac_address)(struct net_device *dev, void *addr);
+
+        /* For devices that generate their own beacons and probe response
+         * or association responses this updates the state of privacy_invoked
+         * returns 0 for success or an error number */
+
+        int (*set_privacy_invoked)(struct net_device *dev,
+                                   int privacy_invoked);
+
+	/* For devices that have internal sequence counters, allow 802.11
+	 * code to access the current value of a counter */
+	int (*get_sequence_counter)(struct net_device *dev,
+	                            u8* addr, u8 keyidx, u8 txrx,
+				    u32* iv32, u16* iv16);
+
+	/* Configuration of RTS threshold (if device needs it) */
+	int (*set_rts_threshold)(struct net_device *dev, u32 value);
+
+	/* Configuration of fragmentation threshold (if device needs it) */
+	int (*set_frag_threshold)(struct net_device *dev, u32 value);
+
+	/* Configuration of retry limits (if device needs it) */
+	int (*set_retry_limit)(struct net_device *dev, u32 short_retry,
+			       u32 long_retr);
+
+	/* Number of STAs in STA table notification (NULL = disabled) */
+	void (*sta_table_notification)(struct net_device *dev, int num_sta);
+
+	/* Configure TX queue parameters (EDCF (aifs, cw_min, cw_max),
+	 * bursting) for a hardware TX queue.
+	 * queue = IEEE80211_TX_QUEUE_*. */
+	int (*conf_tx)(struct net_device *dev, int queue,
+		       const struct ieee80211_tx_queue_params *params);
+
+	/* Get statistics of the current TX queue status. This is used to get
+	 * number of currently queued packets (queue length), maximum queue
+	 * size (limit), and total number of packets sent using each TX queue
+	 * (count). This information is used for WMM to find out which TX
+	 * queues have room for more packets and by hostapd to provide
+	 * statistics about the current queueing state to external programs. */
+	int (*get_tx_stats)(struct net_device *dev,
+			    struct ieee80211_tx_queue_stats *stats);
+
+	/* Number of available hardware TX queues for data packets.
+	 * WMM requires at least four queues. */
+	int queues;
+
+	/* Get the current TSF timer value from firmware/hardware. Currently,
+	 * this is only used for IBSS mode debugging and, as such, is not a
+	 * required function. */
+	u64 (*get_tsf)(struct net_device *dev);
+
+	/* Reset the TSF timer and allow firmware/hardware to synchronize with
+	 * other STAs in the IBSS. This is only used in IBSS mode. This
+	 * function is optional if the firmware/hardware takes full care of
+	 * TSF synchronization. */
+	void (*reset_tsf)(struct net_device *dev);
+
+	/* Setup beacon data for IBSS beacons. Unlike access point (Master),
+	 * IBSS uses a fixed beacon frame which is configured using this
+	 * function. This handler is required only for IBSS mode. */
+	int (*beacon_update)(struct net_device *dev, struct sk_buff *skb,
+			     struct ieee80211_tx_control *control);
+
+	/* Determine whether the last IBSS beacon was sent by us. This is
+	 * needed only for IBSS mode and the result of this function is used to
+	 * determine whether to reply to Probe Requests. */
+	int (*tx_last_beacon)(struct net_device *dev);
+
+	/* Optional handler for XR-in-use notification. */
+	int (*atheros_xr_in_use)(struct net_device *dev, int in_use);
+};
+
+/* Allocate a new hardware device. This must be called once for each
+ * hardware device. The returned pointer must be used to refer to this
+ * device when calling other functions. 802.11 code allocates a private data
+ * area for the low-level driver. The size of this area is given as
+ * priv_data_len. ieee80211_dev_hw_data() is used to get a pointer to the
+ * private data area.
+ *
+ * Note: in this version of the interface the returned pointer is struct
+ * net_device *. This may change in the future and low-level driver should
+ * not refer the device data directly to remain compatible with the future
+ * versions of the interface. */
+struct net_device *ieee80211_alloc_hw(size_t priv_data_len,
+				      void (*setup)(struct net_device *));
+
+/* Register hardware device to the IEEE 802.11 code and kernel. Low-level
+ * drivers must call this function before using any other IEEE 802.11
+ * function. */
+int ieee80211_register_hw(struct net_device *dev, struct ieee80211_hw *hw);
+
+/* This function is allowed to update hardware configuration (e.g., list of
+ * supported operation modes and rates). */
+int ieee80211_update_hw(struct net_device *dev, struct ieee80211_hw *hw);
+
+/* Unregister a hardware device. This function instructs 802.11 code to free
+ * allocated resources and unregister netdevices from the kernel. */
+void ieee80211_unregister_hw(struct net_device *dev);
+
+/* Free allocated net_device including private data of a driver. */
+void ieee80211_free_hw(struct net_device *dev);
+
+/* Receive frame callback function. The low-level driver uses this function to
+ * send received frames to the IEEE 802.11 code. Receive buffer (skb) must
+ * start with IEEE 802.11 header. */
+void __ieee80211_rx(struct net_device *dev, struct sk_buff *skb,
+		    struct ieee80211_rx_status *status);
+void ieee80211_rx_irqsafe(struct net_device *dev, struct sk_buff *skb,
+			  struct ieee80211_rx_status *status);
+
+/* Transmit status callback function. The low-level driver must call this
+ * function to report transmit status for all the TX frames that had
+ * req_tx_status set in the transmit control fields. In addition, this should
+ * be called at least for all unicast frames to provide information for TX rate
+ * control algorithm. In order to maintain all statistics, this function is
+ * recommended to be called after each frame, including multicast/broadcast, is
+ * sent. */
+void ieee80211_tx_status(struct net_device *dev, struct sk_buff *skb,
+			 struct ieee80211_tx_status *status);
+void ieee80211_tx_status_irqsafe(struct net_device *dev, struct sk_buff *skb,
+				 struct ieee80211_tx_status *status);
+
+/* Beacon generation function. If the beacon frames are generated by the host
+ * system (i.e., not in hardware/firmware), the low-level driver uses this
+ * function to receive the next beacon frame from the 802.11 code. The
+ * low-level is responsible for calling this function before beacon data is
+ * needed (e.g., based on hardware interrupt). Returned skb is used only once
+ * and low-level driver is responsible of freeing it. */
+struct sk_buff * ieee80211_beacon_get(struct net_device *dev, int bss_idx,
+				      struct ieee80211_tx_control *control);
+
+/* Function for accessing buffered broadcast and multicast frames. If
+ * hardware/firmware does not implement buffering of broadcast/multicast
+ * frames when power saving is used, 802.11 code buffers them in the host
+ * memory. The low-level driver uses this function to fetch next buffered
+ * frame. In most cases, this is used when generating beacon frame. This
+ * function returns a pointer to the next buffered skb or NULL if no more
+ * buffered frames are available.
+ *
+ * Note: buffered frames are returned only after DTIM beacon frame was
+ * generated with ieee80211_beacon_get() and the low-level driver must thus
+ * call ieee80211_beacon_get() first. ieee80211_get_buffered_bc() returns
+ * NULL if the previous generated beacon was not DTIM, so the low-level driver
+ * does not need to check for DTIM beacons separately and should be able to
+ * use common code for all beacons. */
+struct sk_buff *
+ieee80211_get_buffered_bc(struct net_device *dev, int bss_idx,
+			  struct ieee80211_tx_control *control);
+
+/* Low level drivers that have their own MLME and MAC indicate
+ * the aid for an associating station with this call */
+int ieee80211_set_aid_for_sta(struct net_device *dev, u8 *peer_address,
+			      u16 aid);
+
+
+/* Given an sk_buff with a raw 802.11 header at the data pointer this function
+ * returns the 802.11 header length in bytes (not including encryption
+ * headers). If the data in the sk_buff is too short to contain a valid 802.11
+ * header the function returns 0.
+ */
+int ieee80211_get_hdrlen_from_skb(struct sk_buff *skb);
+
+/* Like ieee80211_get_hdrlen_from_skb() but takes a FC in CPU order. */
+int ieee80211_get_hdrlen(u16 fc);
+
+/* Function for net interface operation. IEEE 802.11 may use multiple kernel
+ * netdevices for each hardware device. The low-level driver does not "see"
+ * these interfaces, so it should use this function to perform netif
+ * operations on all interface. */
+typedef enum {
+	NETIF_ATTACH, NETIF_DETACH, NETIF_START, NETIF_STOP, NETIF_WAKE,
+	NETIF_IS_STOPPED, NETIF_UPDATE_TX_START
+} Netif_Oper;
+int ieee80211_netif_oper(struct net_device *dev, Netif_Oper op);
+
+
+/*
+ * Function to get hardware configuration information
+ * by the low level driver should it need it.
+ */
+struct ieee80211_conf *
+ieee80211_get_hw_conf(struct net_device *dev);
+
+
+/* Return a pointer to the low-level private data area for the given device. */
+void * ieee80211_dev_hw_data(struct net_device *dev);
+/* Return a pointer to network statistics data area for the given device. */
+void * ieee80211_dev_stats(struct net_device *dev);
+
+/* Function to indicate Radar Detection. The low level driver must call this
+ * function to indicate the presence of radar in the current channel.
+ * Additionally the radar type also could be sent */
+int  ieee80211_radar_status(struct net_device *dev, int channel, int radar,
+			    int radar_type);
+
+/* Test modes */
+enum {
+	IEEE80211_TEST_DISABLE = 0 /* terminate testing */,
+	IEEE80211_TEST_UNMASK_CHANNELS = 1 /* allow all channels to be used */,
+	IEEE80211_TEST_CONTINUOUS_TX = 2,
+};
+
+/* Test parameters */
+enum {
+	/* TX power in hardware specific raw value */
+	IEEE80211_TEST_PARAM_TX_POWER_RAW = 0,
+	/* TX rate in hardware specific raw value */
+	IEEE80211_TEST_PARAM_TX_RATE_RAW = 1,
+	/* Continuous TX pattern (32-bit) */
+	IEEE80211_TEST_PARAM_TX_PATTERN = 2,
+	/* TX power in 0.1 dBm, 100 = 10 dBm */
+	IEEE80211_TEST_PARAM_TX_POWER = 3,
+	/* TX rate in 100 kbps, 540 = 54 Mbps */
+	IEEE80211_TEST_PARAM_TX_RATE = 4,
+	IEEE80211_TEST_PARAM_TX_ANT_SEL_RAW = 5,
+};
+
+/* ieee80211_tx_led called with state == 1 when the first frame is queued
+ *   with state == 0 when the last frame is transmitted and tx queue is empty
+ */
+void ieee80211_tx_led(int state, struct net_device *dev);
+/* ieee80211_rx_led is called each time frame is received, state is not used
+ * (== 2)
+ */
+void ieee80211_rx_led(int state, struct net_device *dev);
+
+
+/* IEEE 802.11 defines */
+
+#define FCS_LEN 4
+
+#define WLAN_FC_PVER		0x0003
+#define WLAN_FC_TODS		0x0100
+#define WLAN_FC_FROMDS		0x0200
+#define WLAN_FC_MOREFRAG	0x0400
+#define WLAN_FC_RETRY		0x0800
+#define WLAN_FC_PWRMGT		0x1000
+#define WLAN_FC_MOREDATA	0x2000
+#define WLAN_FC_ISWEP		0x4000
+#define WLAN_FC_ORDER		0x8000
+
+#define WLAN_FC_GET_TYPE(fc)	(((fc) & 0x000c) >> 2)
+#define WLAN_FC_GET_STYPE(fc)	(((fc) & 0x00f0) >> 4)
+
+#define WLAN_GET_SEQ_FRAG(seq)	((seq) & 0x000f)
+#define WLAN_GET_SEQ_SEQ(seq)	((seq) >> 4)
+
+#define WLAN_FC_DATA_PRESENT(fc) (((fc) & 0x4c) == 0x08)
+
+#define WLAN_FC_TYPE_MGMT	0
+#define WLAN_FC_TYPE_CTRL	1
+#define WLAN_FC_TYPE_DATA	2
+
+/* management */
+#define WLAN_FC_STYPE_ASSOC_REQ		0
+#define WLAN_FC_STYPE_ASSOC_RESP	1
+#define WLAN_FC_STYPE_REASSOC_REQ	2
+#define WLAN_FC_STYPE_REASSOC_RESP	3
+#define WLAN_FC_STYPE_PROBE_REQ		4
+#define WLAN_FC_STYPE_PROBE_RESP	5
+#define WLAN_FC_STYPE_BEACON		8
+#define WLAN_FC_STYPE_ATIM		9
+#define WLAN_FC_STYPE_DISASSOC		10
+#define WLAN_FC_STYPE_AUTH		11
+#define WLAN_FC_STYPE_DEAUTH		12
+#define WLAN_FC_STYPE_ACTION		13
+
+/* control */
+#define WLAN_FC_STYPE_PSPOLL		10
+#define WLAN_FC_STYPE_RTS		11
+#define WLAN_FC_STYPE_CTS		12
+#define WLAN_FC_STYPE_ACK		13
+#define WLAN_FC_STYPE_CFEND		14
+#define WLAN_FC_STYPE_CFENDACK		15
+
+/* data */
+#define WLAN_FC_STYPE_DATA		0
+#define WLAN_FC_STYPE_DATA_CFACK	1
+#define WLAN_FC_STYPE_DATA_CFPOLL	2
+#define WLAN_FC_STYPE_DATA_CFACKPOLL	3
+#define WLAN_FC_STYPE_NULLFUNC		4
+#define WLAN_FC_STYPE_CFACK		5
+#define WLAN_FC_STYPE_CFPOLL		6
+#define WLAN_FC_STYPE_CFACKPOLL		7
+#define WLAN_FC_STYPE_QOS_DATA		8
+#define WLAN_FC_STYPE_QOS_DATA_CFACK	9
+#define WLAN_FC_STYPE_QOS_DATA_CFPOLL	10
+#define WLAN_FC_STYPE_QOS_DATA_CFACKPOLL 11
+#define WLAN_FC_STYPE_QOS_NULLFUNC	12
+#define WLAN_FC_STYPE_QOS_CFACK		13
+#define WLAN_FC_STYPE_QOS_CFPOLL	14
+#define WLAN_FC_STYPE_QOS_CFACKPOLL	15
+
+
+#define IEEE80211_MAX_FRAG_THRESHOLD 2346
+#define IEEE80211_MAX_RTS_THRESHOLD 2347
+
+struct ieee80211_hdr {
+	u16 frame_control;
+	u16 duration_id;
+	u8 addr1[6];
+	u8 addr2[6];
+	u8 addr3[6];
+	u16 seq_ctrl;
+	u8 addr4[6];
+} __attribute__ ((packed));
+
+/* return a pointer to the source address (SA) */
+static inline u8 *ieee80211_get_SA(struct ieee80211_hdr *hdr)
+{
+	u8 *raw = (u8 *) hdr;
+	u8 tofrom = (*(raw+1)) & 3; /* get the TODS and FROMDS bits */
+
+	switch (tofrom) {
+		case 2:
+			return hdr->addr3;
+		case 3:
+			return hdr->addr4;
+	}
+	return hdr->addr2;
+}
+
+/* return a pointer to the destination address (DA) */
+static inline u8 *ieee80211_get_DA(struct ieee80211_hdr *hdr)
+{
+	u8 *raw = (u8 *) hdr;
+	u8 to_ds = (*(raw+1)) & 1; /* get the TODS bit */
+
+	if (to_ds)
+		return hdr->addr3;
+	return hdr->addr1;
+}
+
+static inline int ieee80211_get_morefrag(struct ieee80211_hdr *hdr)
+{
+	return (le16_to_cpu(hdr->frame_control) & WLAN_FC_MOREFRAG) != 0;
+}
+
+#endif /* D80211_H */
diff -Nur linux-2.6.16/include/net/d80211_mgmt.h linux-2.6.16-bcm43xx/include/net/d80211_mgmt.h
--- linux-2.6.16/include/net/d80211_mgmt.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/d80211_mgmt.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,197 @@
+/*
+ * IEEE 802.11 -- shared defines for 80211.o and hostapd
+ * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi>
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef D802_11_MGMT_H
+#define D802_11_MGMT_H
+
+#include <linux/types.h>
+
+struct ieee80211_mgmt {
+	u16 frame_control;
+	u16 duration;
+	u8 da[6];
+	u8 sa[6];
+	u8 bssid[6];
+	u16 seq_ctrl;
+	union {
+		struct {
+			u16 auth_alg;
+			u16 auth_transaction;
+			u16 status_code;
+			/* possibly followed by Challenge text */
+			u8 variable[0];
+		} __attribute__ ((packed)) auth;
+		struct {
+			u16 reason_code;
+		} __attribute__ ((packed)) deauth;
+		struct {
+			u16 capab_info;
+			u16 listen_interval;
+			/* followed by SSID and Supported rates */
+			u8 variable[0];
+		} __attribute__ ((packed)) assoc_req;
+		struct {
+			u16 capab_info;
+			u16 status_code;
+			u16 aid;
+			/* followed by Supported rates */
+			u8 variable[0];
+		} __attribute__ ((packed)) assoc_resp, reassoc_resp;
+		struct {
+			u16 capab_info;
+			u16 listen_interval;
+			u8 current_ap[6];
+			/* followed by SSID and Supported rates */
+			u8 variable[0];
+		} __attribute__ ((packed)) reassoc_req;
+		struct {
+			u16 reason_code;
+		} __attribute__ ((packed)) disassoc;
+		struct {
+			u8 timestamp[8];
+			u16 beacon_int;
+			u16 capab_info;
+			/* followed by some of SSID, Supported rates,
+			 * FH Params, DS Params, CF Params, IBSS Params, TIM */
+			u8 variable[0];
+		} __attribute__ ((packed)) beacon;
+		struct {
+			/* only variable items: SSID, Supported rates */
+			u8 variable[0];
+		} __attribute__ ((packed)) probe_req;
+		struct {
+			u8 timestamp[8];
+			u16 beacon_int;
+			u16 capab_info;
+			/* followed by some of SSID, Supported rates,
+			 * FH Params, DS Params, CF Params, IBSS Params */
+			u8 variable[0];
+		} __attribute__ ((packed)) probe_resp;
+		struct {
+			u8 category;
+			union {
+				struct {
+					u8 action_code;
+					u8 dialog_token;
+					u8 status_code;
+					u8 variable[0];
+				} __attribute__ ((packed)) wme_action;
+				struct{
+					u8 action_code;
+					u8 element_id;
+					u8 length;
+					u8 switch_mode;
+					u8 new_chan;
+					u8 switch_count;
+				} __attribute__((packed)) chan_switch;
+			} u;
+		} __attribute__ ((packed)) action;
+	} u;
+} __attribute__ ((packed));
+
+
+/* Authentication algorithms */
+#define WLAN_AUTH_OPEN 0
+#define WLAN_AUTH_SHARED_KEY 1
+#define WLAN_AUTH_LEAP 128
+
+#define WLAN_AUTH_CHALLENGE_LEN 128
+
+#define WLAN_CAPABILITY_ESS BIT(0)
+#define WLAN_CAPABILITY_IBSS BIT(1)
+#define WLAN_CAPABILITY_CF_POLLABLE BIT(2)
+#define WLAN_CAPABILITY_CF_POLL_REQUEST BIT(3)
+#define WLAN_CAPABILITY_PRIVACY BIT(4)
+#define WLAN_CAPABILITY_SHORT_PREAMBLE BIT(5)
+#define WLAN_CAPABILITY_PBCC BIT(6)
+#define WLAN_CAPABILITY_CHANNEL_AGILITY BIT(7)
+/* 802.11h */
+#define WLAN_CAPABILITY_SPECTRUM_MGMT BIT(8)
+#define WLAN_CAPABILITY_SHORT_SLOT_TIME BIT(10)
+#define WLAN_CAPABILITY_DSSS_OFDM BIT(13)
+
+/* Status codes */
+#define WLAN_STATUS_SUCCESS 0
+#define WLAN_STATUS_UNSPECIFIED_FAILURE 1
+#define WLAN_STATUS_CAPS_UNSUPPORTED 10
+#define WLAN_STATUS_REASSOC_NO_ASSOC 11
+#define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
+#define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
+#define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
+#define WLAN_STATUS_CHALLENGE_FAIL 15
+#define WLAN_STATUS_AUTH_TIMEOUT 16
+#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
+#define WLAN_STATUS_ASSOC_DENIED_RATES 18
+/* 802.11b */
+#define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
+#define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
+#define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
+/* 802.11h */
+#define WLAN_STATUS_SPEC_MGMT_REQUIRED 22
+#define WLAN_STATUS_PWR_CAPABILITY_NOT_VALID 23
+#define WLAN_STATUS_SUPPORTED_CHANNEL_NOT_VALID 24
+/* 802.11g */
+#define WLAN_STATUS_ASSOC_DENOED_NO_SHORT_SLOT_TIME 25
+#define WLAN_STATUS_ASSOC_DENOED_NO_ER_PBCC 26
+#define WLAN_STATUS_ASSOC_DENOED_NO_DSSS_OFDM 27
+
+
+/* Reason codes */
+#define WLAN_REASON_UNSPECIFIED 1
+#define WLAN_REASON_PREV_AUTH_NOT_VALID 2
+#define WLAN_REASON_DEAUTH_LEAVING 3
+#define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
+#define WLAN_REASON_DISASSOC_AP_BUSY 5
+#define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
+#define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
+#define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
+#define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
+/* 802.11h */
+#define WLAN_REASON_PWR_CAPABILITY_NOT_VALID 10
+#define WLAN_REASON_SUPPORTED_CHANNEL_NOT_VALID 11
+
+#define WLAN_REASON_MIC_FAILURE 14
+
+
+/* Information Element IDs */
+#define WLAN_EID_SSID 0
+#define WLAN_EID_SUPP_RATES 1
+#define WLAN_EID_FH_PARAMS 2
+#define WLAN_EID_DS_PARAMS 3
+#define WLAN_EID_CF_PARAMS 4
+#define WLAN_EID_TIM 5
+#define WLAN_EID_IBSS_PARAMS 6
+#define WLAN_EID_COUNTRY 7
+#define WLAN_EID_CHALLENGE 16
+/* EIDs defined as part fo 11h - starts */
+#define WLAN_EID_PWR_CONSTRAINT	32
+#define WLAN_EID_PWR_CAPABILITY	33
+#define WLAN_EID_TPC_REQUEST	34
+#define WLAN_EID_TPC_REPORT	35
+#define WLAN_EID_SUPPORTED_CHANNELS	36
+#define WLAN_EID_CHANNEL_SWITCH	37
+#define WLAN_EID_MEASURE_REQUEST	38
+#define WLAN_EID_MEASURE_REPORT	39
+#define WLAN_EID_QUITE	40
+#define WLAN_EID_IBSS_DFS	41
+/* EIDs defined as part fo 11h - ends */
+#define WLAN_EID_ERP_INFO 42
+#define WLAN_EID_RSN 48
+#define WLAN_EID_EXT_SUPP_RATES 50
+#define WLAN_EID_WPA 221
+#define WLAN_EID_GENERIC 221
+#define WLAN_EID_VENDOR_SPECIFIC 221
+
+
+
+#define ATHEROS_INFO_USEXR BIT(3)
+
+#endif /* D802_11_MGMT_H */
diff -Nur linux-2.6.16/include/net/d80211_shared.h linux-2.6.16-bcm43xx/include/net/d80211_shared.h
--- linux-2.6.16/include/net/d80211_shared.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/d80211_shared.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,50 @@
+/*
+ * IEEE 802.11 -- shared defines for low-level drivers, 80211.o, and hostapd
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef D80211_SHARED_H
+#define D80211_SHARED_H
+
+/* 802.11g is backwards-compatible with 802.11b, so a wlan card can
+ * actually be both in 11b and 11g modes at the same time. */
+enum {
+	MODE_IEEE80211A = 0 /* IEEE 802.11a */,
+	MODE_IEEE80211B = 1 /* IEEE 802.11b only */,
+	MODE_ATHEROS_TURBO = 2 /* Atheros Turbo mode (2x.11a at 5 GHz) */,
+	MODE_IEEE80211G = 3 /* IEEE 802.11g (and 802.11b compatibility) */,
+	MODE_ATHEROS_TURBOG = 4 /* Atheros Turbo mode (2x.11g at 2.4 GHz) */,
+	MODE_ATHEROS_PRIME = 5 /* Atheros Dynamic Turbo mode */,
+	MODE_ATHEROS_PRIMEG = 6 /* Atheros Dynamic Turbo mode G */,
+	MODE_ATHEROS_XR = 7 /* Atheros XR mode  */,
+	NUM_IEEE80211_MODES = 8
+};
+
+#define IEEE80211_CHAN_W_SCAN 0x00000001
+#define IEEE80211_CHAN_W_ACTIVE_SCAN 0x00000002
+#define IEEE80211_CHAN_W_IBSS 0x00000004
+
+/* Low-level driver should set PREAMBLE2, OFDM, CCK, and TURBO flags.
+ * BASIC, SUPPORTED, ERP, and MANDATORY flags are set in 80211.o based on the
+ * configuration. */
+#define IEEE80211_RATE_ERP 0x00000001
+#define IEEE80211_RATE_BASIC 0x00000002
+#define IEEE80211_RATE_PREAMBLE2 0x00000004
+#define IEEE80211_RATE_SUPPORTED 0x00000010
+#define IEEE80211_RATE_OFDM 0x00000020
+#define IEEE80211_RATE_CCK 0x00000040
+#define IEEE80211_RATE_TURBO 0x00000080
+#define IEEE80211_RATE_MANDATORY 0x00000100
+#define IEEE80211_RATE_XR 0x00000200
+
+#define IEEE80211_RATE_CCK_2 (IEEE80211_RATE_CCK | IEEE80211_RATE_PREAMBLE2)
+#define IEEE80211_RATE_MODULATION(f) \
+(f & (IEEE80211_RATE_CCK | IEEE80211_RATE_OFDM))
+
+
+#endif /* D80211_SHARED_H */
diff -Nur linux-2.6.16/include/net/ieee80211_crypt.h linux-2.6.16-bcm43xx/include/net/ieee80211_crypt.h
--- linux-2.6.16/include/net/ieee80211_crypt.h	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/ieee80211_crypt.h	2006-03-28 22:16:14.000000000 +0200
@@ -47,7 +47,8 @@
 	/* deinitialize crypto context and free allocated private data */
 	void (*deinit) (void *priv);
 
-	int (*build_iv) (struct sk_buff * skb, int hdr_len, void *priv);
+	int (*build_iv) (struct sk_buff * skb, int hdr_len,
+			 u8 *key, int keylen, void *priv);
 
 	/* encrypt/decrypt return < 0 on error or >= 0 on success. The return
 	 * value from decrypt_mpdu is passed as the keyidx value for
diff -Nur linux-2.6.16/include/net/ieee80211.h linux-2.6.16-bcm43xx/include/net/ieee80211.h
--- linux-2.6.16/include/net/ieee80211.h	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/ieee80211.h	2006-03-28 22:16:14.000000000 +0200
@@ -220,6 +220,7 @@
 /* Authentication algorithms */
 #define WLAN_AUTH_OPEN 0
 #define WLAN_AUTH_SHARED_KEY 1
+#define WLAN_AUTH_LEAP 2
 
 #define WLAN_AUTH_CHALLENGE_LEN 128
 
@@ -299,6 +300,23 @@
 	WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
 };
 
+/* Action categories - 802.11h */
+enum ieee80211_actioncategories {
+	WLAN_ACTION_SPECTRUM_MGMT = 0,
+	/* Reserved 1-127  */
+	/* Error    128-255 */
+};
+
+/* Action details - 802.11h */
+enum ieee80211_actiondetails {
+	WLAN_ACTION_CATEGORY_MEASURE_REQUEST = 0,
+	WLAN_ACTION_CATEGORY_MEASURE_REPORT = 1,
+	WLAN_ACTION_CATEGORY_TPC_REQUEST = 2,
+	WLAN_ACTION_CATEGORY_TPC_REPORT = 3,
+	WLAN_ACTION_CATEGORY_CHANNEL_SWITCH = 4,
+	/* 5 - 255 Reserved */
+};
+
 #define IEEE80211_STATMASK_SIGNAL (1<<0)
 #define IEEE80211_STATMASK_RSSI (1<<1)
 #define IEEE80211_STATMASK_NOISE (1<<2)
@@ -377,6 +395,8 @@
 	u8 mask;
 	u8 freq;
 	u16 len;
+	u64 tsf;
+	u32 beacon_time;
 };
 
 /* IEEE 802.11 requires that STA supports concurrent reception of at least
@@ -608,6 +628,28 @@
 	struct ieee80211_info_element info_element[0];
 } __attribute__ ((packed));
 
+struct ieee80211_channel_switch {
+	u8 id;
+	u8 len;
+	u8 mode;
+	u8 channel;
+	u8 count;
+} __attribute__ ((packed));
+
+struct ieee80211_action {
+	struct ieee80211_hdr_3addr header;
+	u8 category;
+	u8 action;
+	union {
+		struct ieee80211_action_exchange {
+			u8 token;
+			struct ieee80211_info_element info_element[0];
+		} exchange;
+		struct ieee80211_channel_switch channel_switch;
+
+	} format;
+} __attribute__ ((packed));
+
 struct ieee80211_disassoc {
 	struct ieee80211_hdr_3addr header;
 	__le16 reason;
@@ -692,7 +734,15 @@
 /* QoS structure */
 #define NETWORK_HAS_QOS_PARAMETERS      (1<<3)
 #define NETWORK_HAS_QOS_INFORMATION     (1<<4)
-#define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | NETWORK_HAS_QOS_INFORMATION)
+#define NETWORK_HAS_QOS_MASK            (NETWORK_HAS_QOS_PARAMETERS | \
+					 NETWORK_HAS_QOS_INFORMATION)
+
+/* 802.11h */
+#define NETWORK_HAS_POWER_CONSTRAINT    (1<<5)
+#define NETWORK_HAS_CSA                 (1<<6)
+#define NETWORK_HAS_QUIET               (1<<7)
+#define NETWORK_HAS_IBSS_DFS            (1<<8)
+#define NETWORK_HAS_TPC_REPORT          (1<<9)
 
 #define QOS_QUEUE_NUM                   4
 #define QOS_OUI_LEN                     3
@@ -748,6 +798,91 @@
 
 /*******************************************************/
 
+enum {				/* ieee80211_basic_report.map */
+	IEEE80211_BASIC_MAP_BSS = (1 << 0),
+	IEEE80211_BASIC_MAP_OFDM = (1 << 1),
+	IEEE80211_BASIC_MAP_UNIDENTIFIED = (1 << 2),
+	IEEE80211_BASIC_MAP_RADAR = (1 << 3),
+	IEEE80211_BASIC_MAP_UNMEASURED = (1 << 4),
+	/* Bits 5-7 are reserved */
+
+};
+struct ieee80211_basic_report {
+	u8 channel;
+	__le64 start_time;
+	__le16 duration;
+	u8 map;
+} __attribute__ ((packed));
+
+enum {				/* ieee80211_measurement_request.mode */
+	/* Bit 0 is reserved */
+	IEEE80211_MEASUREMENT_ENABLE = (1 << 1),
+	IEEE80211_MEASUREMENT_REQUEST = (1 << 2),
+	IEEE80211_MEASUREMENT_REPORT = (1 << 3),
+	/* Bits 4-7 are reserved */
+};
+
+enum {
+	IEEE80211_REPORT_BASIC = 0,	/* required */
+	IEEE80211_REPORT_CCA = 1,	/* optional */
+	IEEE80211_REPORT_RPI = 2,	/* optional */
+	/* 3-255 reserved */
+};
+
+struct ieee80211_measurement_params {
+	u8 channel;
+	__le64 start_time;
+	__le16 duration;
+} __attribute__ ((packed));
+
+struct ieee80211_measurement_request {
+	struct ieee80211_info_element ie;
+	u8 token;
+	u8 mode;
+	u8 type;
+	struct ieee80211_measurement_params params[0];
+} __attribute__ ((packed));
+
+struct ieee80211_measurement_report {
+	struct ieee80211_info_element ie;
+	u8 token;
+	u8 mode;
+	u8 type;
+	union {
+		struct ieee80211_basic_report basic[0];
+	} u;
+} __attribute__ ((packed));
+
+struct ieee80211_tpc_report {
+	u8 transmit_power;
+	u8 link_margin;
+} __attribute__ ((packed));
+
+struct ieee80211_channel_map {
+	u8 channel;
+	u8 map;
+} __attribute__ ((packed));
+
+struct ieee80211_ibss_dfs {
+	struct ieee80211_info_element ie;
+	u8 owner[ETH_ALEN];
+	u8 recovery_interval;
+	struct ieee80211_channel_map channel_map[0];
+};
+
+struct ieee80211_csa {
+	u8 mode;
+	u8 channel;
+	u8 count;
+} __attribute__ ((packed));
+
+struct ieee80211_quiet {
+	u8 count;
+	u8 period;
+	u8 duration;
+	u8 offset;
+} __attribute__ ((packed));
+
 struct ieee80211_network {
 	/* These entries are used to identify a unique network */
 	u8 bssid[ETH_ALEN];
@@ -767,7 +902,7 @@
 	u8 rates_ex_len;
 	unsigned long last_scanned;
 	u8 mode;
-	u8 flags;
+	u32 flags;
 	u32 last_associate;
 	u32 time_stamp[2];
 	u16 beacon_interval;
@@ -779,6 +914,25 @@
 	u8 rsn_ie[MAX_WPA_IE_LEN];
 	size_t rsn_ie_len;
 	struct ieee80211_tim_parameters tim;
+
+	/* 802.11h info */
+
+	/* Power Constraint - mandatory if spctrm mgmt required */
+	u8 power_constraint;
+
+	/* TPC Report - mandatory if spctrm mgmt required */
+	struct ieee80211_tpc_report tpc_report;
+
+	/* IBSS DFS - mandatory if spctrm mgmt required and IBSS
+	 * NOTE: This is variable length and so must be allocated dynamically */
+	struct ieee80211_ibss_dfs *ibss_dfs;
+
+	/* Channel Switch Announcement - optional if spctrm mgmt required */
+	struct ieee80211_csa csa;
+
+	/* Quiet - optional if spctrm mgmt required */
+	struct ieee80211_quiet quiet;
+
 	struct list_head list;
 };
 
@@ -924,7 +1078,10 @@
 	int (*handle_auth) (struct net_device * dev,
 			    struct ieee80211_auth * auth);
 	int (*handle_deauth) (struct net_device * dev,
-			      struct ieee80211_auth * auth);
+			      struct ieee80211_deauth * auth);
+	int (*handle_action) (struct net_device * dev,
+			      struct ieee80211_action * action,
+			      struct ieee80211_rx_stats * stats);
 	int (*handle_disassoc) (struct net_device * dev,
 				struct ieee80211_disassoc * assoc);
 	int (*handle_beacon) (struct net_device * dev,
@@ -1093,6 +1250,7 @@
 extern void ieee80211_rx_mgt(struct ieee80211_device *ieee,
 			     struct ieee80211_hdr_4addr *header,
 			     struct ieee80211_rx_stats *stats);
+extern void ieee80211_network_reset(struct ieee80211_network *network);
 
 /* ieee80211_geo.c */
 extern const struct ieee80211_geo *ieee80211_get_geo(struct ieee80211_device
@@ -1105,6 +1263,11 @@
 extern int ieee80211_channel_to_index(struct ieee80211_device *ieee,
 				      u8 channel);
 extern u8 ieee80211_freq_to_channel(struct ieee80211_device *ieee, u32 freq);
+extern u8 ieee80211_get_channel_flags(struct ieee80211_device *ieee,
+				      u8 channel);
+extern const struct ieee80211_channel *ieee80211_get_channel(struct
+							     ieee80211_device
+							     *ieee, u8 channel);
 
 /* ieee80211_wx.c */
 extern int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
@@ -1122,6 +1285,14 @@
 extern int ieee80211_wx_get_encodeext(struct ieee80211_device *ieee,
 				      struct iw_request_info *info,
 				      union iwreq_data *wrqu, char *extra);
+extern int ieee80211_wx_set_auth(struct net_device *dev,
+				 struct iw_request_info *info,
+				 union iwreq_data *wrqu,
+				 char *extra);
+extern int ieee80211_wx_get_auth(struct net_device *dev,
+				 struct iw_request_info *info,
+				 union iwreq_data *wrqu,
+				 char *extra);
 
 static inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
 {
diff -Nur linux-2.6.16/include/net/sock.h linux-2.6.16-bcm43xx/include/net/sock.h
--- linux-2.6.16/include/net/sock.h	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/include/net/sock.h	2006-03-28 22:16:14.000000000 +0200
@@ -478,9 +478,9 @@
 	rc = __condition;					\
 	if (!rc) {						\
 		*(__timeo) = schedule_timeout(*(__timeo));	\
+		rc = __condition;				\
 	}							\
 	lock_sock(__sk);					\
-	rc = __condition;					\
 	rc;							\
 })
 
diff -Nur linux-2.6.16/net/core/dev.c linux-2.6.16-bcm43xx/net/core/dev.c
--- linux-2.6.16/net/core/dev.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/core/dev.c	2006-03-28 22:16:14.000000000 +0200
@@ -110,10 +110,8 @@
 #include <linux/netpoll.h>
 #include <linux/rcupdate.h>
 #include <linux/delay.h>
-#ifdef CONFIG_NET_RADIO
-#include <linux/wireless.h>		/* Note : will define WIRELESS_EXT */
+#include <linux/wireless.h>
 #include <net/iw_handler.h>
-#endif	/* CONFIG_NET_RADIO */
 #include <asm/current.h>
 
 /*
@@ -1448,8 +1446,29 @@
 {
 	struct net_device *dev = skb->dev;
 
-	if (dev->master)
+	if (dev->master) {
+		/*
+		 * On bonding slaves other than the currently active
+		 * slave, suppress duplicates except for 802.3ad
+		 * ETH_P_SLOW and alb non-mcast/bcast.
+		 */
+		if (dev->priv_flags & IFF_SLAVE_INACTIVE) {
+			if (dev->master->priv_flags & IFF_MASTER_ALB) {
+				if (skb->pkt_type != PACKET_BROADCAST &&
+				    skb->pkt_type != PACKET_MULTICAST)
+					goto keep;
+			}
+
+			if (dev->master->priv_flags & IFF_MASTER_8023AD &&
+			    skb->protocol == __constant_htons(ETH_P_SLOW))
+				goto keep;
+		
+			kfree_skb(skb);
+			return NULL;
+		}
+keep:
 		skb->dev = dev->master;
+	}
 
 	return dev;
 }
@@ -1593,6 +1612,9 @@
 
 	orig_dev = skb_bond(skb);
 
+	if (!orig_dev)
+		return NET_RX_DROP;
+
 	__get_cpu_var(netdev_rx_stat).total++;
 
 	skb->h.raw = skb->nh.raw = skb->data;
@@ -2028,7 +2050,7 @@
 	.release = seq_release,
 };
 
-#ifdef WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT
 extern int wireless_proc_init(void);
 #else
 #define wireless_proc_init() 0
@@ -2582,7 +2604,7 @@
 					ret = -EFAULT;
 				return ret;
 			}
-#ifdef WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT
 			/* Take care of Wireless Extensions */
 			if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
 				/* If command is `set a parameter', or
@@ -2603,7 +2625,7 @@
 					ret = -EFAULT;
 				return ret;
 			}
-#endif	/* WIRELESS_EXT */
+#endif	/* CONFIG_WIRELESS_EXT */
 			return -EINVAL;
 	}
 }
diff -Nur linux-2.6.16/net/core/Makefile linux-2.6.16-bcm43xx/net/core/Makefile
--- linux-2.6.16/net/core/Makefile	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/core/Makefile	2006-03-28 22:16:14.000000000 +0200
@@ -14,5 +14,5 @@
 obj-$(CONFIG_SYSFS) += net-sysfs.o
 obj-$(CONFIG_NET_DIVERT) += dv.o
 obj-$(CONFIG_NET_PKTGEN) += pktgen.o
-obj-$(CONFIG_NET_RADIO) += wireless.o
+obj-$(CONFIG_WIRELESS_EXT) += wireless.o
 obj-$(CONFIG_NETPOLL) += netpoll.o
diff -Nur linux-2.6.16/net/d80211/aes.c linux-2.6.16-bcm43xx/net/d80211/aes.c
--- linux-2.6.16/net/d80211/aes.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/aes.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,564 @@
+/* Based on Rijndael implementation that has been placed in the public domain,
+ * although heavily modified.
+ *
+ * Modifications Copyright 2003, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Optimized both speed and size by removing not used key lengths (only
+ * 128-bit is used in IEEE 802.11i).
+ */
+
+/* Use 256-byte Te4 table instead of larger 1024-byte */
+#define SMALL_TE4
+
+/* Save data size by using only one 1k table, but with a drawback of having to
+ * rotate entries at lookup. This can be useful, if the CPU supports free
+ * rotate on memory read. However, if this is not the case, this is much slower
+ * than four-table implementation. */
+/* #define ONLY_ONE_TABLE */
+
+
+/* --- start of code that is based on public domain AES implementation --- */
+
+/**
+ * rijndael-alg-fst.c
+ *
+ * @version 3.0 (December 2000)
+ *
+ * Optimised ANSI C code for the Rijndael cipher (now AES)
+ *
+ * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
+ * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
+ * @author Paulo Barreto <paulo.barreto@terra.com.br>
+ *
+ * This code is hereby placed in the public domain.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+Te0[x] = S [x].[02, 01, 01, 03];
+Te1[x] = S [x].[03, 02, 01, 01];
+Te2[x] = S [x].[01, 03, 02, 01];
+Te3[x] = S [x].[01, 01, 03, 02];
+Te4[x] = S [x].[01, 01, 01, 01];
+*/
+
+static const u32 Te0[256] =
+{
+	0xc66363a5U, 0xf87c7c84U, 0xee777799U, 0xf67b7b8dU,
+	0xfff2f20dU, 0xd66b6bbdU, 0xde6f6fb1U, 0x91c5c554U,
+	0x60303050U, 0x02010103U, 0xce6767a9U, 0x562b2b7dU,
+	0xe7fefe19U, 0xb5d7d762U, 0x4dababe6U, 0xec76769aU,
+	0x8fcaca45U, 0x1f82829dU, 0x89c9c940U, 0xfa7d7d87U,
+	0xeffafa15U, 0xb25959ebU, 0x8e4747c9U, 0xfbf0f00bU,
+	0x41adadecU, 0xb3d4d467U, 0x5fa2a2fdU, 0x45afafeaU,
+	0x239c9cbfU, 0x53a4a4f7U, 0xe4727296U, 0x9bc0c05bU,
+	0x75b7b7c2U, 0xe1fdfd1cU, 0x3d9393aeU, 0x4c26266aU,
+	0x6c36365aU, 0x7e3f3f41U, 0xf5f7f702U, 0x83cccc4fU,
+	0x6834345cU, 0x51a5a5f4U, 0xd1e5e534U, 0xf9f1f108U,
+	0xe2717193U, 0xabd8d873U, 0x62313153U, 0x2a15153fU,
+	0x0804040cU, 0x95c7c752U, 0x46232365U, 0x9dc3c35eU,
+	0x30181828U, 0x379696a1U, 0x0a05050fU, 0x2f9a9ab5U,
+	0x0e070709U, 0x24121236U, 0x1b80809bU, 0xdfe2e23dU,
+	0xcdebeb26U, 0x4e272769U, 0x7fb2b2cdU, 0xea75759fU,
+	0x1209091bU, 0x1d83839eU, 0x582c2c74U, 0x341a1a2eU,
+	0x361b1b2dU, 0xdc6e6eb2U, 0xb45a5aeeU, 0x5ba0a0fbU,
+	0xa45252f6U, 0x763b3b4dU, 0xb7d6d661U, 0x7db3b3ceU,
+	0x5229297bU, 0xdde3e33eU, 0x5e2f2f71U, 0x13848497U,
+	0xa65353f5U, 0xb9d1d168U, 0x00000000U, 0xc1eded2cU,
+	0x40202060U, 0xe3fcfc1fU, 0x79b1b1c8U, 0xb65b5bedU,
+	0xd46a6abeU, 0x8dcbcb46U, 0x67bebed9U, 0x7239394bU,
+	0x944a4adeU, 0x984c4cd4U, 0xb05858e8U, 0x85cfcf4aU,
+	0xbbd0d06bU, 0xc5efef2aU, 0x4faaaae5U, 0xedfbfb16U,
+	0x864343c5U, 0x9a4d4dd7U, 0x66333355U, 0x11858594U,
+	0x8a4545cfU, 0xe9f9f910U, 0x04020206U, 0xfe7f7f81U,
+	0xa05050f0U, 0x783c3c44U, 0x259f9fbaU, 0x4ba8a8e3U,
+	0xa25151f3U, 0x5da3a3feU, 0x804040c0U, 0x058f8f8aU,
+	0x3f9292adU, 0x219d9dbcU, 0x70383848U, 0xf1f5f504U,
+	0x63bcbcdfU, 0x77b6b6c1U, 0xafdada75U, 0x42212163U,
+	0x20101030U, 0xe5ffff1aU, 0xfdf3f30eU, 0xbfd2d26dU,
+	0x81cdcd4cU, 0x180c0c14U, 0x26131335U, 0xc3ecec2fU,
+	0xbe5f5fe1U, 0x359797a2U, 0x884444ccU, 0x2e171739U,
+	0x93c4c457U, 0x55a7a7f2U, 0xfc7e7e82U, 0x7a3d3d47U,
+	0xc86464acU, 0xba5d5de7U, 0x3219192bU, 0xe6737395U,
+	0xc06060a0U, 0x19818198U, 0x9e4f4fd1U, 0xa3dcdc7fU,
+	0x44222266U, 0x542a2a7eU, 0x3b9090abU, 0x0b888883U,
+	0x8c4646caU, 0xc7eeee29U, 0x6bb8b8d3U, 0x2814143cU,
+	0xa7dede79U, 0xbc5e5ee2U, 0x160b0b1dU, 0xaddbdb76U,
+	0xdbe0e03bU, 0x64323256U, 0x743a3a4eU, 0x140a0a1eU,
+	0x924949dbU, 0x0c06060aU, 0x4824246cU, 0xb85c5ce4U,
+	0x9fc2c25dU, 0xbdd3d36eU, 0x43acacefU, 0xc46262a6U,
+	0x399191a8U, 0x319595a4U, 0xd3e4e437U, 0xf279798bU,
+	0xd5e7e732U, 0x8bc8c843U, 0x6e373759U, 0xda6d6db7U,
+	0x018d8d8cU, 0xb1d5d564U, 0x9c4e4ed2U, 0x49a9a9e0U,
+	0xd86c6cb4U, 0xac5656faU, 0xf3f4f407U, 0xcfeaea25U,
+	0xca6565afU, 0xf47a7a8eU, 0x47aeaee9U, 0x10080818U,
+	0x6fbabad5U, 0xf0787888U, 0x4a25256fU, 0x5c2e2e72U,
+	0x381c1c24U, 0x57a6a6f1U, 0x73b4b4c7U, 0x97c6c651U,
+	0xcbe8e823U, 0xa1dddd7cU, 0xe874749cU, 0x3e1f1f21U,
+	0x964b4bddU, 0x61bdbddcU, 0x0d8b8b86U, 0x0f8a8a85U,
+	0xe0707090U, 0x7c3e3e42U, 0x71b5b5c4U, 0xcc6666aaU,
+	0x904848d8U, 0x06030305U, 0xf7f6f601U, 0x1c0e0e12U,
+	0xc26161a3U, 0x6a35355fU, 0xae5757f9U, 0x69b9b9d0U,
+	0x17868691U, 0x99c1c158U, 0x3a1d1d27U, 0x279e9eb9U,
+	0xd9e1e138U, 0xebf8f813U, 0x2b9898b3U, 0x22111133U,
+	0xd26969bbU, 0xa9d9d970U, 0x078e8e89U, 0x339494a7U,
+	0x2d9b9bb6U, 0x3c1e1e22U, 0x15878792U, 0xc9e9e920U,
+	0x87cece49U, 0xaa5555ffU, 0x50282878U, 0xa5dfdf7aU,
+	0x038c8c8fU, 0x59a1a1f8U, 0x09898980U, 0x1a0d0d17U,
+	0x65bfbfdaU, 0xd7e6e631U, 0x844242c6U, 0xd06868b8U,
+	0x824141c3U, 0x299999b0U, 0x5a2d2d77U, 0x1e0f0f11U,
+	0x7bb0b0cbU, 0xa85454fcU, 0x6dbbbbd6U, 0x2c16163aU,
+};
+
+#ifndef ONLY_ONE_TABLE
+static const u32 Te1[256] =
+{
+	0xa5c66363U, 0x84f87c7cU, 0x99ee7777U, 0x8df67b7bU,
+	0x0dfff2f2U, 0xbdd66b6bU, 0xb1de6f6fU, 0x5491c5c5U,
+	0x50603030U, 0x03020101U, 0xa9ce6767U, 0x7d562b2bU,
+	0x19e7fefeU, 0x62b5d7d7U, 0xe64dababU, 0x9aec7676U,
+	0x458fcacaU, 0x9d1f8282U, 0x4089c9c9U, 0x87fa7d7dU,
+	0x15effafaU, 0xebb25959U, 0xc98e4747U, 0x0bfbf0f0U,
+	0xec41adadU, 0x67b3d4d4U, 0xfd5fa2a2U, 0xea45afafU,
+	0xbf239c9cU, 0xf753a4a4U, 0x96e47272U, 0x5b9bc0c0U,
+	0xc275b7b7U, 0x1ce1fdfdU, 0xae3d9393U, 0x6a4c2626U,
+	0x5a6c3636U, 0x417e3f3fU, 0x02f5f7f7U, 0x4f83ccccU,
+	0x5c683434U, 0xf451a5a5U, 0x34d1e5e5U, 0x08f9f1f1U,
+	0x93e27171U, 0x73abd8d8U, 0x53623131U, 0x3f2a1515U,
+	0x0c080404U, 0x5295c7c7U, 0x65462323U, 0x5e9dc3c3U,
+	0x28301818U, 0xa1379696U, 0x0f0a0505U, 0xb52f9a9aU,
+	0x090e0707U, 0x36241212U, 0x9b1b8080U, 0x3ddfe2e2U,
+	0x26cdebebU, 0x694e2727U, 0xcd7fb2b2U, 0x9fea7575U,
+	0x1b120909U, 0x9e1d8383U, 0x74582c2cU, 0x2e341a1aU,
+	0x2d361b1bU, 0xb2dc6e6eU, 0xeeb45a5aU, 0xfb5ba0a0U,
+	0xf6a45252U, 0x4d763b3bU, 0x61b7d6d6U, 0xce7db3b3U,
+	0x7b522929U, 0x3edde3e3U, 0x715e2f2fU, 0x97138484U,
+	0xf5a65353U, 0x68b9d1d1U, 0x00000000U, 0x2cc1ededU,
+	0x60402020U, 0x1fe3fcfcU, 0xc879b1b1U, 0xedb65b5bU,
+	0xbed46a6aU, 0x468dcbcbU, 0xd967bebeU, 0x4b723939U,
+	0xde944a4aU, 0xd4984c4cU, 0xe8b05858U, 0x4a85cfcfU,
+	0x6bbbd0d0U, 0x2ac5efefU, 0xe54faaaaU, 0x16edfbfbU,
+	0xc5864343U, 0xd79a4d4dU, 0x55663333U, 0x94118585U,
+	0xcf8a4545U, 0x10e9f9f9U, 0x06040202U, 0x81fe7f7fU,
+	0xf0a05050U, 0x44783c3cU, 0xba259f9fU, 0xe34ba8a8U,
+	0xf3a25151U, 0xfe5da3a3U, 0xc0804040U, 0x8a058f8fU,
+	0xad3f9292U, 0xbc219d9dU, 0x48703838U, 0x04f1f5f5U,
+	0xdf63bcbcU, 0xc177b6b6U, 0x75afdadaU, 0x63422121U,
+	0x30201010U, 0x1ae5ffffU, 0x0efdf3f3U, 0x6dbfd2d2U,
+	0x4c81cdcdU, 0x14180c0cU, 0x35261313U, 0x2fc3ececU,
+	0xe1be5f5fU, 0xa2359797U, 0xcc884444U, 0x392e1717U,
+	0x5793c4c4U, 0xf255a7a7U, 0x82fc7e7eU, 0x477a3d3dU,
+	0xacc86464U, 0xe7ba5d5dU, 0x2b321919U, 0x95e67373U,
+	0xa0c06060U, 0x98198181U, 0xd19e4f4fU, 0x7fa3dcdcU,
+	0x66442222U, 0x7e542a2aU, 0xab3b9090U, 0x830b8888U,
+	0xca8c4646U, 0x29c7eeeeU, 0xd36bb8b8U, 0x3c281414U,
+	0x79a7dedeU, 0xe2bc5e5eU, 0x1d160b0bU, 0x76addbdbU,
+	0x3bdbe0e0U, 0x56643232U, 0x4e743a3aU, 0x1e140a0aU,
+	0xdb924949U, 0x0a0c0606U, 0x6c482424U, 0xe4b85c5cU,
+	0x5d9fc2c2U, 0x6ebdd3d3U, 0xef43acacU, 0xa6c46262U,
+	0xa8399191U, 0xa4319595U, 0x37d3e4e4U, 0x8bf27979U,
+	0x32d5e7e7U, 0x438bc8c8U, 0x596e3737U, 0xb7da6d6dU,
+	0x8c018d8dU, 0x64b1d5d5U, 0xd29c4e4eU, 0xe049a9a9U,
+	0xb4d86c6cU, 0xfaac5656U, 0x07f3f4f4U, 0x25cfeaeaU,
+	0xafca6565U, 0x8ef47a7aU, 0xe947aeaeU, 0x18100808U,
+	0xd56fbabaU, 0x88f07878U, 0x6f4a2525U, 0x725c2e2eU,
+	0x24381c1cU, 0xf157a6a6U, 0xc773b4b4U, 0x5197c6c6U,
+	0x23cbe8e8U, 0x7ca1ddddU, 0x9ce87474U, 0x213e1f1fU,
+	0xdd964b4bU, 0xdc61bdbdU, 0x860d8b8bU, 0x850f8a8aU,
+	0x90e07070U, 0x427c3e3eU, 0xc471b5b5U, 0xaacc6666U,
+	0xd8904848U, 0x05060303U, 0x01f7f6f6U, 0x121c0e0eU,
+	0xa3c26161U, 0x5f6a3535U, 0xf9ae5757U, 0xd069b9b9U,
+	0x91178686U, 0x5899c1c1U, 0x273a1d1dU, 0xb9279e9eU,
+	0x38d9e1e1U, 0x13ebf8f8U, 0xb32b9898U, 0x33221111U,
+	0xbbd26969U, 0x70a9d9d9U, 0x89078e8eU, 0xa7339494U,
+	0xb62d9b9bU, 0x223c1e1eU, 0x92158787U, 0x20c9e9e9U,
+	0x4987ceceU, 0xffaa5555U, 0x78502828U, 0x7aa5dfdfU,
+	0x8f038c8cU, 0xf859a1a1U, 0x80098989U, 0x171a0d0dU,
+	0xda65bfbfU, 0x31d7e6e6U, 0xc6844242U, 0xb8d06868U,
+	0xc3824141U, 0xb0299999U, 0x775a2d2dU, 0x111e0f0fU,
+	0xcb7bb0b0U, 0xfca85454U, 0xd66dbbbbU, 0x3a2c1616U,
+};
+
+static const u32 Te2[256] =
+{
+	0x63a5c663U, 0x7c84f87cU, 0x7799ee77U, 0x7b8df67bU,
+	0xf20dfff2U, 0x6bbdd66bU, 0x6fb1de6fU, 0xc55491c5U,
+	0x30506030U, 0x01030201U, 0x67a9ce67U, 0x2b7d562bU,
+	0xfe19e7feU, 0xd762b5d7U, 0xabe64dabU, 0x769aec76U,
+	0xca458fcaU, 0x829d1f82U, 0xc94089c9U, 0x7d87fa7dU,
+	0xfa15effaU, 0x59ebb259U, 0x47c98e47U, 0xf00bfbf0U,
+	0xadec41adU, 0xd467b3d4U, 0xa2fd5fa2U, 0xafea45afU,
+	0x9cbf239cU, 0xa4f753a4U, 0x7296e472U, 0xc05b9bc0U,
+	0xb7c275b7U, 0xfd1ce1fdU, 0x93ae3d93U, 0x266a4c26U,
+	0x365a6c36U, 0x3f417e3fU, 0xf702f5f7U, 0xcc4f83ccU,
+	0x345c6834U, 0xa5f451a5U, 0xe534d1e5U, 0xf108f9f1U,
+	0x7193e271U, 0xd873abd8U, 0x31536231U, 0x153f2a15U,
+	0x040c0804U, 0xc75295c7U, 0x23654623U, 0xc35e9dc3U,
+	0x18283018U, 0x96a13796U, 0x050f0a05U, 0x9ab52f9aU,
+	0x07090e07U, 0x12362412U, 0x809b1b80U, 0xe23ddfe2U,
+	0xeb26cdebU, 0x27694e27U, 0xb2cd7fb2U, 0x759fea75U,
+	0x091b1209U, 0x839e1d83U, 0x2c74582cU, 0x1a2e341aU,
+	0x1b2d361bU, 0x6eb2dc6eU, 0x5aeeb45aU, 0xa0fb5ba0U,
+	0x52f6a452U, 0x3b4d763bU, 0xd661b7d6U, 0xb3ce7db3U,
+	0x297b5229U, 0xe33edde3U, 0x2f715e2fU, 0x84971384U,
+	0x53f5a653U, 0xd168b9d1U, 0x00000000U, 0xed2cc1edU,
+	0x20604020U, 0xfc1fe3fcU, 0xb1c879b1U, 0x5bedb65bU,
+	0x6abed46aU, 0xcb468dcbU, 0xbed967beU, 0x394b7239U,
+	0x4ade944aU, 0x4cd4984cU, 0x58e8b058U, 0xcf4a85cfU,
+	0xd06bbbd0U, 0xef2ac5efU, 0xaae54faaU, 0xfb16edfbU,
+	0x43c58643U, 0x4dd79a4dU, 0x33556633U, 0x85941185U,
+	0x45cf8a45U, 0xf910e9f9U, 0x02060402U, 0x7f81fe7fU,
+	0x50f0a050U, 0x3c44783cU, 0x9fba259fU, 0xa8e34ba8U,
+	0x51f3a251U, 0xa3fe5da3U, 0x40c08040U, 0x8f8a058fU,
+	0x92ad3f92U, 0x9dbc219dU, 0x38487038U, 0xf504f1f5U,
+	0xbcdf63bcU, 0xb6c177b6U, 0xda75afdaU, 0x21634221U,
+	0x10302010U, 0xff1ae5ffU, 0xf30efdf3U, 0xd26dbfd2U,
+	0xcd4c81cdU, 0x0c14180cU, 0x13352613U, 0xec2fc3ecU,
+	0x5fe1be5fU, 0x97a23597U, 0x44cc8844U, 0x17392e17U,
+	0xc45793c4U, 0xa7f255a7U, 0x7e82fc7eU, 0x3d477a3dU,
+	0x64acc864U, 0x5de7ba5dU, 0x192b3219U, 0x7395e673U,
+	0x60a0c060U, 0x81981981U, 0x4fd19e4fU, 0xdc7fa3dcU,
+	0x22664422U, 0x2a7e542aU, 0x90ab3b90U, 0x88830b88U,
+	0x46ca8c46U, 0xee29c7eeU, 0xb8d36bb8U, 0x143c2814U,
+	0xde79a7deU, 0x5ee2bc5eU, 0x0b1d160bU, 0xdb76addbU,
+	0xe03bdbe0U, 0x32566432U, 0x3a4e743aU, 0x0a1e140aU,
+	0x49db9249U, 0x060a0c06U, 0x246c4824U, 0x5ce4b85cU,
+	0xc25d9fc2U, 0xd36ebdd3U, 0xacef43acU, 0x62a6c462U,
+	0x91a83991U, 0x95a43195U, 0xe437d3e4U, 0x798bf279U,
+	0xe732d5e7U, 0xc8438bc8U, 0x37596e37U, 0x6db7da6dU,
+	0x8d8c018dU, 0xd564b1d5U, 0x4ed29c4eU, 0xa9e049a9U,
+	0x6cb4d86cU, 0x56faac56U, 0xf407f3f4U, 0xea25cfeaU,
+	0x65afca65U, 0x7a8ef47aU, 0xaee947aeU, 0x08181008U,
+	0xbad56fbaU, 0x7888f078U, 0x256f4a25U, 0x2e725c2eU,
+	0x1c24381cU, 0xa6f157a6U, 0xb4c773b4U, 0xc65197c6U,
+	0xe823cbe8U, 0xdd7ca1ddU, 0x749ce874U, 0x1f213e1fU,
+	0x4bdd964bU, 0xbddc61bdU, 0x8b860d8bU, 0x8a850f8aU,
+	0x7090e070U, 0x3e427c3eU, 0xb5c471b5U, 0x66aacc66U,
+	0x48d89048U, 0x03050603U, 0xf601f7f6U, 0x0e121c0eU,
+	0x61a3c261U, 0x355f6a35U, 0x57f9ae57U, 0xb9d069b9U,
+	0x86911786U, 0xc15899c1U, 0x1d273a1dU, 0x9eb9279eU,
+	0xe138d9e1U, 0xf813ebf8U, 0x98b32b98U, 0x11332211U,
+	0x69bbd269U, 0xd970a9d9U, 0x8e89078eU, 0x94a73394U,
+	0x9bb62d9bU, 0x1e223c1eU, 0x87921587U, 0xe920c9e9U,
+	0xce4987ceU, 0x55ffaa55U, 0x28785028U, 0xdf7aa5dfU,
+	0x8c8f038cU, 0xa1f859a1U, 0x89800989U, 0x0d171a0dU,
+	0xbfda65bfU, 0xe631d7e6U, 0x42c68442U, 0x68b8d068U,
+	0x41c38241U, 0x99b02999U, 0x2d775a2dU, 0x0f111e0fU,
+	0xb0cb7bb0U, 0x54fca854U, 0xbbd66dbbU, 0x163a2c16U,
+};
+
+static const u32 Te3[256] =
+{
+	0x6363a5c6U, 0x7c7c84f8U, 0x777799eeU, 0x7b7b8df6U,
+	0xf2f20dffU, 0x6b6bbdd6U, 0x6f6fb1deU, 0xc5c55491U,
+	0x30305060U, 0x01010302U, 0x6767a9ceU, 0x2b2b7d56U,
+	0xfefe19e7U, 0xd7d762b5U, 0xababe64dU, 0x76769aecU,
+	0xcaca458fU, 0x82829d1fU, 0xc9c94089U, 0x7d7d87faU,
+	0xfafa15efU, 0x5959ebb2U, 0x4747c98eU, 0xf0f00bfbU,
+	0xadadec41U, 0xd4d467b3U, 0xa2a2fd5fU, 0xafafea45U,
+	0x9c9cbf23U, 0xa4a4f753U, 0x727296e4U, 0xc0c05b9bU,
+	0xb7b7c275U, 0xfdfd1ce1U, 0x9393ae3dU, 0x26266a4cU,
+	0x36365a6cU, 0x3f3f417eU, 0xf7f702f5U, 0xcccc4f83U,
+	0x34345c68U, 0xa5a5f451U, 0xe5e534d1U, 0xf1f108f9U,
+	0x717193e2U, 0xd8d873abU, 0x31315362U, 0x15153f2aU,
+	0x04040c08U, 0xc7c75295U, 0x23236546U, 0xc3c35e9dU,
+	0x18182830U, 0x9696a137U, 0x05050f0aU, 0x9a9ab52fU,
+	0x0707090eU, 0x12123624U, 0x80809b1bU, 0xe2e23ddfU,
+	0xebeb26cdU, 0x2727694eU, 0xb2b2cd7fU, 0x75759feaU,
+	0x09091b12U, 0x83839e1dU, 0x2c2c7458U, 0x1a1a2e34U,
+	0x1b1b2d36U, 0x6e6eb2dcU, 0x5a5aeeb4U, 0xa0a0fb5bU,
+	0x5252f6a4U, 0x3b3b4d76U, 0xd6d661b7U, 0xb3b3ce7dU,
+	0x29297b52U, 0xe3e33eddU, 0x2f2f715eU, 0x84849713U,
+	0x5353f5a6U, 0xd1d168b9U, 0x00000000U, 0xeded2cc1U,
+	0x20206040U, 0xfcfc1fe3U, 0xb1b1c879U, 0x5b5bedb6U,
+	0x6a6abed4U, 0xcbcb468dU, 0xbebed967U, 0x39394b72U,
+	0x4a4ade94U, 0x4c4cd498U, 0x5858e8b0U, 0xcfcf4a85U,
+	0xd0d06bbbU, 0xefef2ac5U, 0xaaaae54fU, 0xfbfb16edU,
+	0x4343c586U, 0x4d4dd79aU, 0x33335566U, 0x85859411U,
+	0x4545cf8aU, 0xf9f910e9U, 0x02020604U, 0x7f7f81feU,
+	0x5050f0a0U, 0x3c3c4478U, 0x9f9fba25U, 0xa8a8e34bU,
+	0x5151f3a2U, 0xa3a3fe5dU, 0x4040c080U, 0x8f8f8a05U,
+	0x9292ad3fU, 0x9d9dbc21U, 0x38384870U, 0xf5f504f1U,
+	0xbcbcdf63U, 0xb6b6c177U, 0xdada75afU, 0x21216342U,
+	0x10103020U, 0xffff1ae5U, 0xf3f30efdU, 0xd2d26dbfU,
+	0xcdcd4c81U, 0x0c0c1418U, 0x13133526U, 0xecec2fc3U,
+	0x5f5fe1beU, 0x9797a235U, 0x4444cc88U, 0x1717392eU,
+	0xc4c45793U, 0xa7a7f255U, 0x7e7e82fcU, 0x3d3d477aU,
+	0x6464acc8U, 0x5d5de7baU, 0x19192b32U, 0x737395e6U,
+	0x6060a0c0U, 0x81819819U, 0x4f4fd19eU, 0xdcdc7fa3U,
+	0x22226644U, 0x2a2a7e54U, 0x9090ab3bU, 0x8888830bU,
+	0x4646ca8cU, 0xeeee29c7U, 0xb8b8d36bU, 0x14143c28U,
+	0xdede79a7U, 0x5e5ee2bcU, 0x0b0b1d16U, 0xdbdb76adU,
+	0xe0e03bdbU, 0x32325664U, 0x3a3a4e74U, 0x0a0a1e14U,
+	0x4949db92U, 0x06060a0cU, 0x24246c48U, 0x5c5ce4b8U,
+	0xc2c25d9fU, 0xd3d36ebdU, 0xacacef43U, 0x6262a6c4U,
+	0x9191a839U, 0x9595a431U, 0xe4e437d3U, 0x79798bf2U,
+	0xe7e732d5U, 0xc8c8438bU, 0x3737596eU, 0x6d6db7daU,
+	0x8d8d8c01U, 0xd5d564b1U, 0x4e4ed29cU, 0xa9a9e049U,
+	0x6c6cb4d8U, 0x5656faacU, 0xf4f407f3U, 0xeaea25cfU,
+	0x6565afcaU, 0x7a7a8ef4U, 0xaeaee947U, 0x08081810U,
+	0xbabad56fU, 0x787888f0U, 0x25256f4aU, 0x2e2e725cU,
+	0x1c1c2438U, 0xa6a6f157U, 0xb4b4c773U, 0xc6c65197U,
+	0xe8e823cbU, 0xdddd7ca1U, 0x74749ce8U, 0x1f1f213eU,
+	0x4b4bdd96U, 0xbdbddc61U, 0x8b8b860dU, 0x8a8a850fU,
+	0x707090e0U, 0x3e3e427cU, 0xb5b5c471U, 0x6666aaccU,
+	0x4848d890U, 0x03030506U, 0xf6f601f7U, 0x0e0e121cU,
+	0x6161a3c2U, 0x35355f6aU, 0x5757f9aeU, 0xb9b9d069U,
+	0x86869117U, 0xc1c15899U, 0x1d1d273aU, 0x9e9eb927U,
+	0xe1e138d9U, 0xf8f813ebU, 0x9898b32bU, 0x11113322U,
+	0x6969bbd2U, 0xd9d970a9U, 0x8e8e8907U, 0x9494a733U,
+	0x9b9bb62dU, 0x1e1e223cU, 0x87879215U, 0xe9e920c9U,
+	0xcece4987U, 0x5555ffaaU, 0x28287850U, 0xdfdf7aa5U,
+	0x8c8c8f03U, 0xa1a1f859U, 0x89898009U, 0x0d0d171aU,
+	0xbfbfda65U, 0xe6e631d7U, 0x4242c684U, 0x6868b8d0U,
+	0x4141c382U, 0x9999b029U, 0x2d2d775aU, 0x0f0f111eU,
+	0xb0b0cb7bU, 0x5454fca8U, 0xbbbbd66dU, 0x16163a2cU,
+};
+
+#define TE0(v) (Te0[(v) >> 24])
+#define TE1(v) (Te1[((v) >> 16) & 0xff])
+#define TE2(v) (Te2[((v) >> 8) & 0xff])
+#define TE3(v) (Te3[(v) & 0xff])
+
+#else /* ONLY_ONE_TABLE */
+
+
+static inline u32 ROR8(u32 v)
+{
+	return (v >> 8) | (v << 24);
+}
+
+static inline u32 ROR16(u32 v)
+{
+	return (v >> 16) | (v << 16);
+}
+
+static inline u32 ROR24(u32 v)
+{
+	return (v >> 24) | (v << 8);
+}
+
+#define TE0(v) (Te0[(v) >> 24])
+#define TE1(v) (ROR8(Te0[((v) >> 16) & 0xff]))
+#define TE2(v) (ROR16(Te0[((v) >> 8) & 0xff]))
+#define TE3(v) (ROR24(Te0[(v) & 0xff]))
+
+#endif /* ONLY_ONE_TABLE */
+
+
+
+#ifdef SMALL_TE4
+static const u8 Te4s[256] = {
+	0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5,
+	0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
+	0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0,
+	0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
+	0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc,
+	0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
+	0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a,
+	0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
+	0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0,
+	0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
+	0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b,
+	0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
+	0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85,
+	0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
+	0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5,
+	0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
+	0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17,
+	0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
+	0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88,
+	0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
+	0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c,
+	0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
+	0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9,
+	0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
+	0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6,
+	0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
+	0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e,
+	0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
+	0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94,
+	0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
+	0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68,
+	0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16,
+};
+
+#define TE4_1(v) (Te4s[(v) & 0xff] << 24)
+#define TE4_2(v) (Te4s[(v) & 0xff] << 16)
+#define TE4_3(v) (Te4s[(v) & 0xff] << 8)
+#define TE4_4(v) (Te4s[(v) & 0xff])
+
+#else /* SMALL_TE4 */
+
+static const u32 Te4[256] =
+{
+	0x63636363U, 0x7c7c7c7cU, 0x77777777U, 0x7b7b7b7bU,
+	0xf2f2f2f2U, 0x6b6b6b6bU, 0x6f6f6f6fU, 0xc5c5c5c5U,
+	0x30303030U, 0x01010101U, 0x67676767U, 0x2b2b2b2bU,
+	0xfefefefeU, 0xd7d7d7d7U, 0xababababU, 0x76767676U,
+	0xcacacacaU, 0x82828282U, 0xc9c9c9c9U, 0x7d7d7d7dU,
+	0xfafafafaU, 0x59595959U, 0x47474747U, 0xf0f0f0f0U,
+	0xadadadadU, 0xd4d4d4d4U, 0xa2a2a2a2U, 0xafafafafU,
+	0x9c9c9c9cU, 0xa4a4a4a4U, 0x72727272U, 0xc0c0c0c0U,
+	0xb7b7b7b7U, 0xfdfdfdfdU, 0x93939393U, 0x26262626U,
+	0x36363636U, 0x3f3f3f3fU, 0xf7f7f7f7U, 0xccccccccU,
+	0x34343434U, 0xa5a5a5a5U, 0xe5e5e5e5U, 0xf1f1f1f1U,
+	0x71717171U, 0xd8d8d8d8U, 0x31313131U, 0x15151515U,
+	0x04040404U, 0xc7c7c7c7U, 0x23232323U, 0xc3c3c3c3U,
+	0x18181818U, 0x96969696U, 0x05050505U, 0x9a9a9a9aU,
+	0x07070707U, 0x12121212U, 0x80808080U, 0xe2e2e2e2U,
+	0xebebebebU, 0x27272727U, 0xb2b2b2b2U, 0x75757575U,
+	0x09090909U, 0x83838383U, 0x2c2c2c2cU, 0x1a1a1a1aU,
+	0x1b1b1b1bU, 0x6e6e6e6eU, 0x5a5a5a5aU, 0xa0a0a0a0U,
+	0x52525252U, 0x3b3b3b3bU, 0xd6d6d6d6U, 0xb3b3b3b3U,
+	0x29292929U, 0xe3e3e3e3U, 0x2f2f2f2fU, 0x84848484U,
+	0x53535353U, 0xd1d1d1d1U, 0x00000000U, 0xededededU,
+	0x20202020U, 0xfcfcfcfcU, 0xb1b1b1b1U, 0x5b5b5b5bU,
+	0x6a6a6a6aU, 0xcbcbcbcbU, 0xbebebebeU, 0x39393939U,
+	0x4a4a4a4aU, 0x4c4c4c4cU, 0x58585858U, 0xcfcfcfcfU,
+	0xd0d0d0d0U, 0xefefefefU, 0xaaaaaaaaU, 0xfbfbfbfbU,
+	0x43434343U, 0x4d4d4d4dU, 0x33333333U, 0x85858585U,
+	0x45454545U, 0xf9f9f9f9U, 0x02020202U, 0x7f7f7f7fU,
+	0x50505050U, 0x3c3c3c3cU, 0x9f9f9f9fU, 0xa8a8a8a8U,
+	0x51515151U, 0xa3a3a3a3U, 0x40404040U, 0x8f8f8f8fU,
+	0x92929292U, 0x9d9d9d9dU, 0x38383838U, 0xf5f5f5f5U,
+	0xbcbcbcbcU, 0xb6b6b6b6U, 0xdadadadaU, 0x21212121U,
+	0x10101010U, 0xffffffffU, 0xf3f3f3f3U, 0xd2d2d2d2U,
+	0xcdcdcdcdU, 0x0c0c0c0cU, 0x13131313U, 0xececececU,
+	0x5f5f5f5fU, 0x97979797U, 0x44444444U, 0x17171717U,
+	0xc4c4c4c4U, 0xa7a7a7a7U, 0x7e7e7e7eU, 0x3d3d3d3dU,
+	0x64646464U, 0x5d5d5d5dU, 0x19191919U, 0x73737373U,
+	0x60606060U, 0x81818181U, 0x4f4f4f4fU, 0xdcdcdcdcU,
+	0x22222222U, 0x2a2a2a2aU, 0x90909090U, 0x88888888U,
+	0x46464646U, 0xeeeeeeeeU, 0xb8b8b8b8U, 0x14141414U,
+	0xdedededeU, 0x5e5e5e5eU, 0x0b0b0b0bU, 0xdbdbdbdbU,
+	0xe0e0e0e0U, 0x32323232U, 0x3a3a3a3aU, 0x0a0a0a0aU,
+	0x49494949U, 0x06060606U, 0x24242424U, 0x5c5c5c5cU,
+	0xc2c2c2c2U, 0xd3d3d3d3U, 0xacacacacU, 0x62626262U,
+	0x91919191U, 0x95959595U, 0xe4e4e4e4U, 0x79797979U,
+	0xe7e7e7e7U, 0xc8c8c8c8U, 0x37373737U, 0x6d6d6d6dU,
+	0x8d8d8d8dU, 0xd5d5d5d5U, 0x4e4e4e4eU, 0xa9a9a9a9U,
+	0x6c6c6c6cU, 0x56565656U, 0xf4f4f4f4U, 0xeaeaeaeaU,
+	0x65656565U, 0x7a7a7a7aU, 0xaeaeaeaeU, 0x08080808U,
+	0xbabababaU, 0x78787878U, 0x25252525U, 0x2e2e2e2eU,
+	0x1c1c1c1cU, 0xa6a6a6a6U, 0xb4b4b4b4U, 0xc6c6c6c6U,
+	0xe8e8e8e8U, 0xddddddddU, 0x74747474U, 0x1f1f1f1fU,
+	0x4b4b4b4bU, 0xbdbdbdbdU, 0x8b8b8b8bU, 0x8a8a8a8aU,
+	0x70707070U, 0x3e3e3e3eU, 0xb5b5b5b5U, 0x66666666U,
+	0x48484848U, 0x03030303U, 0xf6f6f6f6U, 0x0e0e0e0eU,
+	0x61616161U, 0x35353535U, 0x57575757U, 0xb9b9b9b9U,
+	0x86868686U, 0xc1c1c1c1U, 0x1d1d1d1dU, 0x9e9e9e9eU,
+	0xe1e1e1e1U, 0xf8f8f8f8U, 0x98989898U, 0x11111111U,
+	0x69696969U, 0xd9d9d9d9U, 0x8e8e8e8eU, 0x94949494U,
+	0x9b9b9b9bU, 0x1e1e1e1eU, 0x87878787U, 0xe9e9e9e9U,
+	0xcecececeU, 0x55555555U, 0x28282828U, 0xdfdfdfdfU,
+	0x8c8c8c8cU, 0xa1a1a1a1U, 0x89898989U, 0x0d0d0d0dU,
+	0xbfbfbfbfU, 0xe6e6e6e6U, 0x42424242U, 0x68686868U,
+	0x41414141U, 0x99999999U, 0x2d2d2d2dU, 0x0f0f0f0fU,
+	0xb0b0b0b0U, 0x54545454U, 0xbbbbbbbbU, 0x16161616U,
+};
+
+#define TE4_1(v) (Te4[(v) & 0xff] & 0xff000000)
+#define TE4_2(v) (Te4[(v) & 0xff] & 0x00ff0000)
+#define TE4_3(v) (Te4[(v) & 0xff] & 0x0000ff00)
+#define TE4_4(v) (Te4[(v) & 0xff] & 0x000000ff)
+
+#endif /* SMALL_TE4 */
+
+
+static const u32 rcon[] = {
+	0x01000000, 0x02000000, 0x04000000, 0x08000000,	0x10000000,
+	0x20000000, 0x40000000, 0x80000000, 0x1B000000, 0x36000000,
+};
+
+#define GETU32(pt) \
+(((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] <<  8) ^ \
+((u32)(pt)[3]))
+#define PUTU32(ct, st) \
+{ (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); \
+(ct)[2] = (u8)((st) >>  8); (ct)[3] = (u8)(st); }
+
+
+/* Expand the cipher key into the encryption key schedule. */
+void ieee80211_aes_key_setup_encrypt(u32 rk[/*44*/], const u8 key[])
+{
+   	int i;
+	u32 temp;
+
+	rk[0] = GETU32(key     );
+	rk[1] = GETU32(key +  4);
+	rk[2] = GETU32(key +  8);
+	rk[3] = GETU32(key + 12);
+
+	for (i = 0; i < 10; i++) {
+		temp = rk[3];
+		rk[4] = rk[0] ^ TE4_1(temp >> 16) ^ TE4_2(temp >>  8) ^
+			TE4_3(temp) ^ TE4_4(temp >> 24) ^ rcon[i];
+		rk[5] = rk[1] ^ rk[4];
+		rk[6] = rk[2] ^ rk[5];
+		rk[7] = rk[3] ^ rk[6];
+		rk += 4;
+	}
+}
+
+
+void ieee80211_aes_encrypt(const u32 rk[/*44*/], const u8 pt[16], u8 ct[16])
+{
+	const int Nr = 10;
+	u32 s0, s1, s2, s3, t0, t1, t2, t3;
+
+	/* Map byte array block to cipher state and add initial round key */
+	s0 = GETU32(pt     ) ^ rk[0];
+	s1 = GETU32(pt +  4) ^ rk[1];
+	s2 = GETU32(pt +  8) ^ rk[2];
+	s3 = GETU32(pt + 12) ^ rk[3];
+
+#define ROUND(r,d,s,i) \
+d##0 = TE0(s##0) ^ TE1(s##1) ^ TE2(s##2) ^ TE3(s##3) ^ rk[i]; \
+d##1 = TE0(s##1) ^ TE1(s##2) ^ TE2(s##3) ^ TE3(s##0) ^ rk[i + 1]; \
+d##2 = TE0(s##2) ^ TE1(s##3) ^ TE2(s##0) ^ TE3(s##1) ^ rk[i + 2]; \
+d##3 = TE0(s##3) ^ TE1(s##0) ^ TE2(s##1) ^ TE3(s##2) ^ rk[i + 3]
+	ROUND(1,t,s,4);
+	ROUND(2,s,t,8);
+	ROUND(3,t,s,12);
+	ROUND(4,s,t,16);
+	ROUND(5,t,s,20);
+	ROUND(6,s,t,24);
+	ROUND(7,t,s,28);
+	ROUND(8,s,t,32);
+	ROUND(9,t,s,36);
+#undef ROUND
+
+	rk += Nr << 2;
+
+	/* Apply the last round and map cipher state to byte array block */
+	s0 = TE4_1(t0 >> 24) ^ TE4_2(t1 >> 16) ^ TE4_3(t2 >> 8) ^ TE4_4(t3) ^
+		rk[0];
+	PUTU32(ct, s0);
+	s0 = TE4_1(t1 >> 24) ^ TE4_2(t2 >> 16) ^ TE4_3(t3 >> 8) ^ TE4_4(t0) ^
+		rk[1];
+	PUTU32(ct + 4, s0);
+	s0 = TE4_1(t2 >> 24) ^ TE4_2(t3 >> 16) ^ TE4_3(t0 >> 8) ^ TE4_4(t1) ^
+		rk[2];
+	PUTU32(ct + 8, s0);
+	s0 = TE4_1(t3 >> 24) ^ TE4_2(t0 >> 16) ^ TE4_3(t1 >> 8) ^ TE4_4(t2) ^
+		rk[3];
+	PUTU32(ct + 12, s0);
+}
+
+/* --- end of code that is based on public domain AES implementation --- */
diff -Nur linux-2.6.16/net/d80211/aes_ccm.c linux-2.6.16-bcm43xx/net/d80211/aes_ccm.c
--- linux-2.6.16/net/d80211/aes_ccm.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/aes_ccm.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,119 @@
+/*
+ * Copyright 2003-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/types.h>
+#include <linux/netdevice.h>
+
+#include <net/d80211.h>
+#include "ieee80211_key.h"
+#include "aes_ccm.h"
+
+#include "aes.c"
+
+static inline void aes_ccm_prepare(u32 *rk, u8 *b_0, u8 *aad, u8 *b,
+				   u8 *s_0, u8 *a)
+{
+	int i;
+
+	ieee80211_aes_encrypt(rk, b_0, b);
+
+	/* Extra Authenticate-only data (always two AES blocks) */
+	for (i = 0; i < AES_BLOCK_LEN; i++)
+		aad[i] ^= b[i];
+	ieee80211_aes_encrypt(rk, aad, b);
+
+	aad += AES_BLOCK_LEN;
+
+	for (i = 0; i < AES_BLOCK_LEN; i++)
+		aad[i] ^= b[i];
+	ieee80211_aes_encrypt(rk, aad, a);
+
+	/* Mask out bits from auth-only-b_0 */
+	b_0[0] &= 0x07;
+
+	/* S_0 is used to encrypt T (= MIC) */
+	b_0[14] = 0;
+	b_0[15] = 0;
+	ieee80211_aes_encrypt(rk, b_0, s_0);
+}
+
+
+void ieee80211_aes_ccm_encrypt(u32 *rk, u8 *b_0, u8 *aad, u8 *data,
+			       size_t data_len, u8 *cdata, u8 *mic)
+{
+	int i, j, last_len, num_blocks;
+	u8 *pos, *cpos;
+	u8 b[AES_BLOCK_LEN], s_0[AES_BLOCK_LEN], e[AES_BLOCK_LEN];
+
+	num_blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN;
+	last_len = data_len % AES_BLOCK_LEN;
+	aes_ccm_prepare(rk, b_0, aad, b, s_0, b);
+
+	/* Process payload blocks */
+	pos = data;
+	cpos = cdata;
+	for (j = 1; j <= num_blocks; j++) {
+		int blen = (j == num_blocks && last_len) ?
+			last_len : AES_BLOCK_LEN;
+
+		/* Authentication followed by encryption */
+		for (i = 0; i < blen; i++)
+			b[i] ^= pos[i];
+		ieee80211_aes_encrypt(rk, b, b);
+
+		b_0[14] = (j >> 8) & 0xff;
+		b_0[15] = j & 0xff;
+		ieee80211_aes_encrypt(rk, b_0, e);
+		for (i = 0; i < blen; i++)
+			*cpos++ = *pos++ ^ e[i];
+	}
+
+	for (i = 0; i < CCMP_MIC_LEN; i++)
+		mic[i] = b[i] ^ s_0[i];
+}
+
+
+int ieee80211_aes_ccm_decrypt(u32 *rk, u8 *b_0, u8 *aad, u8 *cdata,
+			      size_t data_len, u8 *mic, u8 *data)
+{
+	int i, j, last_len, num_blocks;
+	u8 *pos, *cpos;
+	u8 b[AES_BLOCK_LEN], s_0[AES_BLOCK_LEN], a[AES_BLOCK_LEN];
+
+	num_blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN;
+	last_len = data_len % AES_BLOCK_LEN;
+	aes_ccm_prepare(rk, b_0, aad, b, s_0, a);
+
+	/* Process payload blocks */
+	cpos = cdata;
+	pos = data;
+	for (j = 1; j <= num_blocks; j++) {
+		int blen = (j == num_blocks && last_len) ?
+			last_len : AES_BLOCK_LEN;
+
+		/* Decryption followed by authentication */
+		b_0[14] = (j >> 8) & 0xff;
+		b_0[15] = j & 0xff;
+		ieee80211_aes_encrypt(rk, b_0, b);
+		for (i = 0; i < blen; i++) {
+			*pos = *cpos++ ^ b[i];
+			a[i] ^= *pos++;
+		}
+
+		ieee80211_aes_encrypt(rk, a, a);
+	}
+
+	for (i = 0; i < CCMP_MIC_LEN; i++) {
+		if ((mic[i] ^ s_0[i]) != a[i])
+			return -1;
+	}
+
+	return 0;
+}
+
diff -Nur linux-2.6.16/net/d80211/aes_ccm.h linux-2.6.16-bcm43xx/net/d80211/aes_ccm.h
--- linux-2.6.16/net/d80211/aes_ccm.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/aes_ccm.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2003-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef AES_CCM_H
+#define AES_CCM_H
+
+#include <linux/types.h>
+
+#define AES_BLOCK_LEN 16
+#define AES_STATE_LEN 44
+
+void ieee80211_aes_key_setup_encrypt(u32 rk[/*44*/], const u8 key[]);
+void ieee80211_aes_encrypt(const u32 rk[/*44*/], const u8 pt[16], u8 ct[16]);
+void ieee80211_aes_ccm_encrypt(u32 rk[/*44*/], u8 *b_0, u8 *aad, u8 *data,
+			       size_t data_len, u8 *cdata, u8 *mic);
+int ieee80211_aes_ccm_decrypt(u32 rk[/*44*/], u8 *b_0, u8 *aad, u8 *cdata,
+			      size_t data_len, u8 *mic, u8 *data);
+
+#endif /* AES_CCM_H */
diff -Nur linux-2.6.16/net/d80211/fifo_qdisc.c linux-2.6.16-bcm43xx/net/d80211/fifo_qdisc.c
--- linux-2.6.16/net/d80211/fifo_qdisc.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/fifo_qdisc.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * If building without CONFIG_NET_SCHED we need a simple
+ * fifo qdisc to install by default as the sub-qdisc.
+ * This is a simple replacement for sch_fifo.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/netdevice.h>
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "wme.h"
+
+static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc* qd)
+{
+	struct sk_buff_head *q = qdisc_priv(qd);
+
+	if (skb_queue_len(q) > qd->dev->tx_queue_len) {
+		qd->qstats.drops++;
+		kfree_skb(skb);
+		return NET_XMIT_DROP;
+	}
+
+	skb_queue_tail(q, skb);
+	qd->q.qlen++;
+	qd->bstats.bytes += skb->len;
+	qd->bstats.packets++;
+
+	return NET_XMIT_SUCCESS;
+}
+
+
+static int pfifo_requeue(struct sk_buff *skb, struct Qdisc* qd)
+{
+	struct sk_buff_head *q = qdisc_priv(qd);
+
+	skb_queue_head(q, skb);
+	qd->q.qlen++;
+	qd->bstats.bytes += skb->len;
+	qd->bstats.packets++;
+
+	return NET_XMIT_SUCCESS;
+}
+
+
+static struct sk_buff *pfifo_dequeue(struct Qdisc* qd)
+{
+	struct sk_buff_head *q = qdisc_priv(qd);
+
+	return skb_dequeue(q);
+}
+
+
+static int pfifo_init(struct Qdisc* qd, struct rtattr *opt)
+{
+	struct sk_buff_head *q = qdisc_priv(qd);
+
+	skb_queue_head_init(q);
+	return 0;
+}
+
+
+static void pfifo_reset(struct Qdisc* qd)
+{
+	struct sk_buff_head *q = qdisc_priv(qd);
+
+	skb_queue_purge(q);
+	qd->q.qlen = 0;
+}
+
+
+static int pfifo_dump(struct Qdisc *qd, struct sk_buff *skb)
+{
+	return skb->len;
+}
+
+
+struct Qdisc_ops pfifo_qdisc_ops =
+{
+	.next = NULL,
+	.cl_ops = NULL,
+	.id = "ieee80211_pfifo",
+	.priv_size = sizeof(struct sk_buff_head),
+
+	.enqueue = pfifo_enqueue,
+	.dequeue = pfifo_dequeue,
+	.requeue = pfifo_requeue,
+	.drop = NULL,
+
+	.init = pfifo_init,
+	.reset = pfifo_reset,
+	.destroy = NULL,
+	.change = NULL,
+
+	.dump = pfifo_dump,
+};
+
diff -Nur linux-2.6.16/net/d80211/hostapd_ioctl.h linux-2.6.16-bcm43xx/net/d80211/hostapd_ioctl.h
--- linux-2.6.16/net/d80211/hostapd_ioctl.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/hostapd_ioctl.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,439 @@
+/*
+ * Host AP (software wireless LAN access point) user space daemon for
+ * Host AP kernel driver
+ * Copyright 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef HOSTAPD_IOCTL_H
+#define HOSTAPD_IOCTL_H
+
+#include <linux/types.h>
+
+#ifndef __KERNEL__
+#include "ieee80211_shared.h"
+#endif /* __KERNEL__ */
+
+#define PRISM2_IOCTL_PRISM2_PARAM (SIOCIWFIRSTPRIV + 0)
+#define PRISM2_IOCTL_GET_PRISM2_PARAM (SIOCIWFIRSTPRIV + 1)
+#define PRISM2_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 3)
+#define PRISM2_IOCTL_TEST_PARAM (SIOCIWFIRSTPRIV + 4)
+
+/* PRISM2_IOCTL_PRISM2_PARAM ioctl() subtypes: */
+enum {
+	PRISM2_PARAM_PTYPE = 1,
+	PRISM2_PARAM_TXRATECTRL = 2,
+	PRISM2_PARAM_BEACON_INT = 3,
+	PRISM2_PARAM_PSEUDO_IBSS = 4,
+	PRISM2_PARAM_ALC = 5,
+	PRISM2_PARAM_TXPOWER = 6,
+	PRISM2_PARAM_DUMP = 7,
+	PRISM2_PARAM_OTHER_AP_POLICY = 8,
+	PRISM2_PARAM_AP_MAX_INACTIVITY = 9,
+	PRISM2_PARAM_AP_BRIDGE_PACKETS = 10,
+	PRISM2_PARAM_DTIM_PERIOD = 11,
+	PRISM2_PARAM_AP_NULLFUNC_ACK = 12,
+	PRISM2_PARAM_MAX_WDS = 13,
+	PRISM2_PARAM_AP_AUTOM_AP_WDS = 14,
+	PRISM2_PARAM_AP_AUTH_ALGS = 15,
+	PRISM2_PARAM_MONITOR_ALLOW_FCSERR = 16,
+	PRISM2_PARAM_HOST_ENCRYPT = 17,
+	PRISM2_PARAM_HOST_DECRYPT = 18,
+	PRISM2_PARAM_BUS_MASTER_THRESHOLD_RX = 19,
+	PRISM2_PARAM_BUS_MASTER_THRESHOLD_TX = 20,
+	PRISM2_PARAM_HOST_ROAMING = 21,
+	PRISM2_PARAM_BCRX_STA_KEY = 22,
+	PRISM2_PARAM_IEEE_802_1X = 23,
+	PRISM2_PARAM_ANTSEL_TX = 24,
+	PRISM2_PARAM_ANTSEL_RX = 25,
+	PRISM2_PARAM_MONITOR_TYPE = 26,
+	PRISM2_PARAM_WDS_TYPE = 27,
+	PRISM2_PARAM_HOSTSCAN = 28,
+	PRISM2_PARAM_AP_SCAN = 29,
+
+	/* Instant802 additions */
+	PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES = 1001,
+	PRISM2_PARAM_DROP_UNENCRYPTED = 1002,
+	PRISM2_PARAM_PREAMBLE = 1003,
+	PRISM2_PARAM_RATE_LIMIT = 1004,
+	PRISM2_PARAM_RATE_LIMIT_BURST = 1005,
+	PRISM2_PARAM_SHORT_SLOT_TIME = 1006,
+	PRISM2_PARAM_TEST_MODE = 1007,
+	PRISM2_PARAM_NEXT_MODE = 1008,
+	PRISM2_PARAM_CLEAR_KEYS = 1009,
+	PRISM2_PARAM_ADM_STATUS = 1010,
+	PRISM2_PARAM_ANTENNA_SEL = 1011,
+	PRISM2_PARAM_CALIB_INT = 1012,
+        PRISM2_PARAM_ANTENNA_MODE = 1013,
+	PRISM2_PARAM_PRIVACY_INVOKED = 1014,
+	PRISM2_PARAM_BROADCAST_SSID = 1015,
+        PRISM2_PARAM_STAT_TIME = 1016,
+	PRISM2_PARAM_STA_ANTENNA_SEL = 1017,
+	PRISM2_PARAM_FORCE_UNICAST_RATE = 1018,
+	PRISM2_PARAM_RATE_CTRL_NUM_UP = 1019,
+	PRISM2_PARAM_RATE_CTRL_NUM_DOWN = 1020,
+	PRISM2_PARAM_MAX_RATECTRL_RATE = 1021,
+	PRISM2_PARAM_TX_POWER_REDUCTION = 1022,
+	PRISM2_PARAM_EAPOL = 1023,
+	PRISM2_PARAM_KEY_TX_RX_THRESHOLD = 1024,
+	PRISM2_PARAM_KEY_INDEX = 1025,
+	PRISM2_PARAM_DEFAULT_WEP_ONLY = 1026,
+	PRISM2_PARAM_WIFI_WME_NOACK_TEST = 1033,
+	PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS = 1034,
+	PRISM2_PARAM_SCAN_FLAGS = 1035,
+	PRISM2_PARAM_HW_MODES = 1036,
+	PRISM2_PARAM_CREATE_IBSS = 1037,
+	PRISM2_PARAM_WMM_ENABLED = 1038,
+	PRISM2_PARAM_MIXED_CELL = 1039,
+	PRISM2_PARAM_KEY_MGMT = 1040,
+	PRISM2_PARAM_RADAR_DETECT = 1043,
+	PRISM2_PARAM_SPECTRUM_MGMT = 1044,
+	/* NOTE: Please try to coordinate with other active development
+	 * branches before allocating new param numbers so that each new param
+	 * will be unique within all branches and the allocated number will not
+	 * need to be changed when merging new features. Existing numbers in
+	 * the mainline (or main devel branch) must not be changed when merging
+	 * in new features. */
+};
+
+/* PRISM2_IOCTL_HOSTAPD ioctl() cmd: */
+enum {
+	PRISM2_HOSTAPD_FLUSH = 1,
+	PRISM2_HOSTAPD_ADD_STA = 2,
+	PRISM2_HOSTAPD_REMOVE_STA = 3,
+	PRISM2_HOSTAPD_GET_INFO_STA = 4,
+	/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
+	PRISM2_SET_ENCRYPTION = 6,
+	PRISM2_GET_ENCRYPTION = 7,
+	PRISM2_HOSTAPD_SET_FLAGS_STA = 8,
+	PRISM2_HOSTAPD_GET_RID = 9,
+	PRISM2_HOSTAPD_SET_RID = 10,
+	PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
+	PRISM2_HOSTAPD_MLME = 13,
+
+	/* Instant802 additions */
+	PRISM2_HOSTAPD_SET_BEACON = 1001,
+        PRISM2_HOSTAPD_GET_HW_FEATURES = 1002,
+        PRISM2_HOSTAPD_SCAN = 1003,
+	PRISM2_HOSTAPD_WPA_TRIGGER = 1004,
+	PRISM2_HOSTAPD_SET_RATE_SETS = 1005,
+        PRISM2_HOSTAPD_ADD_IF = 1006,
+        PRISM2_HOSTAPD_REMOVE_IF = 1007,
+        PRISM2_HOSTAPD_GET_DOT11COUNTERSTABLE = 1008,
+        PRISM2_HOSTAPD_GET_LOAD_STATS = 1009,
+        PRISM2_HOSTAPD_SET_STA_VLAN = 1010,
+	PRISM2_HOSTAPD_SET_GENERIC_INFO_ELEM = 1011,
+	PRISM2_HOSTAPD_SET_CHANNEL_FLAG = 1012,
+	PRISM2_HOSTAPD_SET_REGULATORY_DOMAIN = 1013,
+	PRISM2_HOSTAPD_SET_TX_QUEUE_PARAMS = 1014,
+	PRISM2_HOSTAPD_SET_BSS = 1015,
+	PRISM2_HOSTAPD_GET_TX_STATS = 1016,
+	PRISM2_HOSTAPD_UPDATE_IF = 1017,
+	PRISM2_HOSTAPD_SCAN_REQ = 1019,
+	PRISM2_STA_GET_STATE = 1020,
+	PRISM2_HOSTAPD_FLUSH_IFS = 1021,
+	PRISM2_HOSTAPD_SET_RADAR_PARAMS = 1023,
+	PRISM2_HOSTAPD_SET_QUIET_PARAMS = 1024,
+	PRISM2_HOSTAPD_GET_TX_POWER = 1025,
+	/* NOTE: Please try to coordinate with other active development
+	 * branches before allocating new param numbers so that each new param
+	 * will be unique within all branches and the allocated number will not
+	 * need to be changed when merging new features. Existing numbers in
+	 * the mainline (or main devel branch) must not be changed when merging
+	 * in new features. */
+};
+
+	/* these definitions mirror the ieee80211_i.h
+	 * IEEE80211_DISABLED, ... IEEE80211_ASSOCIATED enumeration */
+enum {
+	PRISM2_PARAM_STA_DISABLED,
+	PRISM2_PARAM_STA_AUTHENTICATE,
+	PRISM2_PARAM_STA_ASSOCIATE,
+	PRISM2_PARAM_STA_ASSOCIATED,
+};
+
+#define PRISM2_HOSTAPD_MAX_BUF_SIZE 2048
+#define HOSTAP_CRYPT_ALG_NAME_LEN 16
+
+/* Use this to make sure that structure elements are correctly aligned
+ * for access as other types. Most commonly, this affects the placeholder
+ * types used for data at the end of a structure in this union.
+ */
+#ifdef __GNUC__
+#undef	ALIGNED
+#define ALIGNED __attribute__ ((aligned))
+#else
+/* Check if it has been defined elsewhere */
+#ifndef ALIGNED
+#error "Must define ALIGNED to generate aligned structure elements"
+#endif
+#endif
+
+struct prism2_hostapd_param {
+	u32 cmd;
+	u8 sta_addr[ETH_ALEN];
+	u8 pad[2];
+	union {
+		struct {
+			u16 aid;
+			u16 capability;
+			u8 supp_rates[32];
+			/* atheros_super_ag and enc_flags are only used with
+			 * IEEE80211_ATHEROS_SUPER_AG
+			 */
+			u8 atheros_super_ag;
+			u8 atheros_xr_mode;
+			u8 wds_flags;
+#define IEEE80211_STA_DYNAMIC_ENC BIT(0)
+			u8 enc_flags;
+		} add_sta;
+		struct {
+			u32 inactive_msec;
+			u32 rx_packets;
+			u32 tx_packets;
+			u32 rx_bytes;
+			u32 tx_bytes;
+			u32 current_tx_rate; /* in 100 kbps */
+                        u32 channel_use;
+                        u32 flags;
+			u32 num_ps_buf_frames;
+			u32 tx_retry_failed;
+			u32 tx_retry_count;
+			u32 last_rssi;
+			u32 last_ack_rssi;
+		} get_info_sta;
+		struct {
+			u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN];
+			u32 flags;
+			u32 err;
+			u8 idx;
+#define HOSTAP_SEQ_COUNTER_SIZE 8
+			u8 seq_counter[HOSTAP_SEQ_COUNTER_SIZE];
+			u16 key_len;
+			u8 key[0] ALIGNED;
+		} crypt;
+		struct {
+			u32 flags_and;
+			u32 flags_or;
+		} set_flags_sta;
+		struct {
+			u16 rid;
+			u16 len;
+			u8 data[0] ALIGNED;
+		} rid;
+		struct {
+			u16 head_len;
+			u16 tail_len;
+			u8 data[0] ALIGNED; /* head_len + tail_len bytes */
+		} beacon;
+		struct {
+			u16 num_modes;
+			u16 flags;
+			u8 data[0] ALIGNED; /* num_modes * feature data */
+                } hw_features;
+                struct {
+                        u8  now;
+                        s8  our_mode_only;
+                        s16 last_rx;
+                        u16 channel;
+                        s16 interval; /* seconds */
+                        s32 listen;   /* microseconds */
+                } scan;
+		struct {
+#define WPA_TRIGGER_FAIL_TX_MIC BIT(0)
+#define WPA_TRIGGER_FAIL_TX_ICV BIT(1)
+#define WPA_TRIGGER_FAIL_RX_MIC BIT(2)
+#define WPA_TRIGGER_FAIL_RX_ICV BIT(3)
+#define WPA_TRIGGER_TX_REPLAY BIT(4)
+#define WPA_TRIGGER_TX_REPLAY_FRAG BIT(5)
+#define WPA_TRIGGER_TX_SKIP_SEQ BIT(6)
+			u32 trigger;
+		} wpa_trigger;
+		struct {
+			u16 mode; /* MODE_* */
+			u16 num_supported_rates;
+			u16 num_basic_rates;
+			u8 data[0] ALIGNED; /* num_supported_rates * u16 +
+				             * num_basic_rates * u16 */
+                } set_rate_sets;
+                struct {
+			u8 type; /* WDS, VLAN, etc */
+			u8 name[IFNAMSIZ];
+                        u8 data[0] ALIGNED;
+                } if_info;
+                struct dot11_counters {
+                        u32 dot11TransmittedFragmentCount;
+                        u32 dot11MulticastTransmittedFrameCount;
+                        u32 dot11FailedCount;
+                        u32 dot11ReceivedFragmentCount;
+                        u32 dot11MulticastReceivedFrameCount;
+                        u32 dot11FCSErrorCount;
+                        u32 dot11TransmittedFrameCount;
+                        u32 dot11WEPUndecryptableCount;
+			u32 dot11ACKFailureCount;
+			u32 dot11RTSFailureCount;
+			u32 dot11RTSSuccessCount;
+                } dot11CountersTable;
+		struct {
+#define LOAD_STATS_CLEAR BIT(1)
+			u32 flags;
+			u32 channel_use;
+                } get_load_stats;
+                struct {
+                        char vlan_name[IFNAMSIZ];
+			int vlan_id;
+                } set_sta_vlan;
+		struct {
+			u8 len;
+			u8 data[0] ALIGNED;
+		} set_generic_info_elem;
+		struct {
+			u16 mode; /* MODE_* */
+			u16 chan;
+			u32 flag;
+			u8 power_level; /* regulatory limit in dBm */
+			u8 antenna_max;
+		} set_channel_flag;
+                struct {
+                        u32 rd;
+                } set_regulatory_domain;
+		struct {
+			u32 queue;
+			s32 aifs;
+			u32 cw_min;
+			u32 cw_max;
+			u32 burst_time; /* maximum burst time in 0.1 ms, i.e.,
+					 * 10 = 1 ms */
+		} tx_queue_params;
+		struct {
+			u32 bss_count;
+			u8 bssid_mask[ETH_ALEN];
+		} set_bss;
+		struct ieee80211_tx_stats {
+			struct {
+				unsigned int len; /* num packets in queue */
+				unsigned int limit; /* queue len (soft) limit
+						     */
+				unsigned int count; /* total num frames sent */
+			} data[4];
+		} get_tx_stats;
+		struct {
+			u8 ssid_len;
+			u8 ssid[0] ALIGNED;
+		} scan_req;
+		struct {
+			u32 state;
+		} sta_get_state;
+		struct {
+#define MLME_STA_DEAUTH 0
+#define MLME_STA_DISASSOC 1
+			u16 cmd;
+			u16 reason_code;
+		} mlme;
+		struct {
+			u8 radar_firpwr_threshold;
+			u8 radar_rssi_threshold;
+			u8 pulse_height_threshold;
+			u8 pulse_rssi_threshold;
+			u8 pulse_inband_threshold;
+		} radar;
+		struct {
+			unsigned int period;
+			unsigned int offset;
+			unsigned int duration;
+		} quiet;
+		struct {
+			unsigned int tx_power_min;
+			unsigned int tx_power_max;
+		} tx_power;
+		struct {
+			u8 dummy[80]; /* Make sizeof() this struct large enough
+				       * with some compiler versions. */
+		} dummy;
+	} u;
+};
+
+
+#ifndef IEEE80211_TX_QUEUE_NUMS
+#define IEEE80211_TX_QUEUE_NUMS
+/* TODO: these need to be synchronized with ieee80211.h; make a shared header
+ * file that can be included into low-level drivers, 80211.o, and hostapd */
+/* tx_queue_params - queue */
+enum {
+	IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
+	IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
+	IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
+	IEEE80211_TX_QUEUE_DATA3 = 3, /* used for EDCA AC_BK data */
+	IEEE80211_TX_QUEUE_DATA4 = 4,
+	IEEE80211_TX_QUEUE_AFTER_BEACON = 6,
+	IEEE80211_TX_QUEUE_BEACON = 7
+};
+#endif /* IEEE80211_TX_QUEUE_NUMS */
+
+
+#define HOSTAP_CRYPT_FLAG_SET_TX_KEY BIT(0)
+#define HOSTAP_CRYPT_FLAG_PERMANENT BIT(1)
+
+#define HOSTAP_CRYPT_ERR_UNKNOWN_ALG 2
+#define HOSTAP_CRYPT_ERR_UNKNOWN_ADDR 3
+#define HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED 4
+#define HOSTAP_CRYPT_ERR_KEY_SET_FAILED 5
+#define HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED 6
+#define HOSTAP_CRYPT_ERR_CARD_CONF_FAILED 7
+
+#define HOSTAP_HW_FLAG_NULLFUNC_OK BIT(0)
+
+enum {
+	IEEE80211_KEY_MGMT_NONE = 0,
+	IEEE80211_KEY_MGMT_IEEE8021X = 1,
+	IEEE80211_KEY_MGMT_WPA_PSK = 2,
+	IEEE80211_KEY_MGMT_WPA_EAP = 3,
+};
+
+
+/* Data structures used for get_hw_features ioctl */
+struct hostapd_ioctl_hw_modes_hdr {
+	int mode;
+	int num_channels;
+	int num_rates;
+};
+
+struct ieee80211_channel_data {
+	short chan; /* channel number (IEEE 802.11) */
+	short freq; /* frequency in MHz */
+	int flag; /* flag for hostapd use (IEEE80211_CHAN_*) */
+};
+
+struct ieee80211_rate_data {
+	int rate; /* rate in 100 kbps */
+	int flags; /* IEEE80211_RATE_ flags */
+};
+
+
+/* ADD_IF, REMOVE_IF, and UPDATE_IF 'type' argument */
+enum {
+	HOSTAP_IF_WDS = 1, HOSTAP_IF_VLAN = 2, HOSTAP_IF_BSS = 3,
+	HOSTAP_IF_STA = 4
+};
+
+struct hostapd_if_wds {
+        u8 remote_addr[ETH_ALEN];
+};
+
+struct hostapd_if_vlan {
+        u8 id;
+};
+
+struct hostapd_if_bss {
+        u8 bssid[ETH_ALEN];
+};
+
+struct hostapd_if_sta {
+};
+
+#endif /* HOSTAPD_IOCTL_H */
diff -Nur linux-2.6.16/net/d80211/ieee80211.c linux-2.6.16-bcm43xx/net/d80211/ieee80211.c
--- linux-2.6.16/net/d80211/ieee80211.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,4896 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ * Copyright 2005-2006, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/etherdevice.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <net/iw_handler.h>
+#include <linux/compiler.h>
+
+#include <net/d80211.h>
+#include <net/d80211_common.h>
+#include <net/d80211_mgmt.h>
+#include "ieee80211_i.h"
+#include "ieee80211_proc.h"
+#include "rate_control.h"
+#include "wep.h"
+#include "wpa.h"
+#include "tkip.h"
+#include "wme.h"
+
+
+/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
+/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
+static unsigned char rfc1042_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
+/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
+static unsigned char bridge_tunnel_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
+/* No encapsulation header if EtherType < 0x600 (=length) */
+
+static unsigned char eapol_header[] =
+{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00, 0x88, 0x8e };
+
+
+struct rate_control_algs {
+	struct rate_control_algs *next;
+	struct rate_control_ops *ops;
+};
+
+static struct rate_control_algs *ieee80211_rate_ctrl_algs;
+
+static int rate_control_initialize(struct ieee80211_local *local);
+
+
+static u8 * ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len);
+
+
+struct ieee80211_key_conf *
+ieee80211_key_data2conf(struct ieee80211_local *local,
+			struct ieee80211_key *data)
+{
+	struct ieee80211_key_conf *conf;
+
+	conf = kmalloc(sizeof(*conf) + data->keylen, GFP_ATOMIC);
+	if (conf == NULL)
+		return NULL;
+
+	conf->hw_key_idx = data->hw_key_idx;
+	conf->alg = data->alg;
+	conf->keylen = data->keylen;
+	conf->force_sw_encrypt = data->force_sw_encrypt;
+	conf->keyidx = data->keyidx;
+	conf->default_tx_key = data->default_tx_key;
+	conf->default_wep_only = local->default_wep_only;
+	memcpy(conf->key, data->key, data->keylen);
+
+	return conf;
+}
+
+
+static int rate_list_match(int *rate_list, int rate)
+{
+	int i;
+
+	if (rate_list == NULL)
+		return 0;
+
+	for (i = 0; rate_list[i] >= 0; i++)
+		if (rate_list[i] == rate)
+			return 1;
+
+	return 0;
+}
+
+
+void ieee80211_prepare_rates(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	int i;
+
+	for (i = 0; i < local->num_curr_rates; i++) {
+		struct ieee80211_rate *rate = &local->curr_rates[i];
+
+		rate->flags &= ~(IEEE80211_RATE_SUPPORTED |
+				 IEEE80211_RATE_BASIC);
+
+		if (local->supp_rates[local->conf.phymode]) {
+			if (!rate_list_match(local->supp_rates
+					     [local->conf.phymode],
+					     rate->rate))
+				continue;
+		}
+
+		rate->flags |= IEEE80211_RATE_SUPPORTED;
+
+		/* Use configured basic rate set if it is available. If not,
+		 * use defaults that are sane for most cases. */
+		if (local->basic_rates[local->conf.phymode]) {
+			if (rate_list_match(local->basic_rates
+					    [local->conf.phymode],
+					    rate->rate))
+				rate->flags |= IEEE80211_RATE_BASIC;
+		} else switch (local->conf.phymode) {
+		case MODE_IEEE80211A:
+			if (rate->rate == 60 || rate->rate == 120 ||
+			    rate->rate == 240)
+				rate->flags |= IEEE80211_RATE_BASIC;
+			break;
+		case MODE_IEEE80211B:
+			if (rate->rate == 10 || rate->rate == 20)
+				rate->flags |= IEEE80211_RATE_BASIC;
+			break;
+		case MODE_ATHEROS_TURBO:
+			if (rate->rate == 120 || rate->rate == 240 ||
+			    rate->rate == 480)
+				rate->flags |= IEEE80211_RATE_BASIC;
+			break;
+		case MODE_IEEE80211G:
+			if (rate->rate == 10 || rate->rate == 20 ||
+			    rate->rate == 55 || rate->rate == 110)
+				rate->flags |= IEEE80211_RATE_BASIC;
+			break;
+		}
+
+		/* Set ERP and MANDATORY flags based on phymode */
+		switch (local->conf.phymode) {
+		case MODE_IEEE80211A:
+			if (rate->rate == 60 || rate->rate == 120 ||
+			    rate->rate == 240)
+				rate->flags |= IEEE80211_RATE_MANDATORY;
+			break;
+		case MODE_IEEE80211B:
+			if (rate->rate == 10)
+				rate->flags |= IEEE80211_RATE_MANDATORY;
+			break;
+		case MODE_ATHEROS_TURBO:
+			break;
+		case MODE_IEEE80211G:
+			if (rate->rate == 10 || rate->rate == 20 ||
+			    rate->rate == 55 || rate->rate == 110 ||
+			    rate->rate == 60 || rate->rate == 120 ||
+			    rate->rate == 240)
+				rate->flags |= IEEE80211_RATE_MANDATORY;
+			if (rate->rate != 10 && rate->rate != 20 &&
+			    rate->rate != 55 && rate->rate != 110)
+				rate->flags |= IEEE80211_RATE_ERP;
+			break;
+		}
+	}
+}
+
+
+static void ieee80211_key_threshold_notify(struct net_device *dev,
+					   struct ieee80211_key *key,
+					   struct sta_info *sta)
+{
+	struct sk_buff *skb;
+	struct ieee80211_msg_key_notification *msg;
+
+	skb = dev_alloc_skb(sizeof(struct ieee80211_frame_info) +
+			    sizeof(struct ieee80211_msg_key_notification));
+	if (skb == NULL)
+		return;
+
+	skb_reserve(skb, sizeof(struct ieee80211_frame_info));
+	msg = (struct ieee80211_msg_key_notification *)
+		skb_put(skb, sizeof(struct ieee80211_msg_key_notification));
+	msg->tx_rx_count = key->tx_rx_count;
+	memcpy(msg->ifname, dev->name, IFNAMSIZ);
+	if (sta)
+		memcpy(msg->addr, sta->addr, ETH_ALEN);
+	else
+		memset(msg->addr, 0xff, ETH_ALEN);
+
+	key->tx_rx_count = 0;
+
+	ieee80211_rx_mgmt(dev, skb, 0,
+			  ieee80211_msg_key_threshold_notification);
+}
+
+
+int ieee80211_get_hdrlen(u16 fc)
+{
+	int hdrlen = 24;
+
+	switch (WLAN_FC_GET_TYPE(fc)) {
+	case WLAN_FC_TYPE_DATA:
+		if ((fc & WLAN_FC_FROMDS) && (fc & WLAN_FC_TODS))
+			hdrlen = 30; /* Addr4 */
+		if (WLAN_FC_GET_STYPE(fc) & 0x08)
+			hdrlen += 2; /* QoS Control Field */
+		break;
+	case WLAN_FC_TYPE_CTRL:
+		switch (WLAN_FC_GET_STYPE(fc)) {
+		case WLAN_FC_STYPE_CTS:
+		case WLAN_FC_STYPE_ACK:
+			hdrlen = 10;
+			break;
+		default:
+			hdrlen = 16;
+			break;
+		}
+		break;
+	}
+
+	return hdrlen;
+}
+
+
+int ieee80211_get_hdrlen_from_skb(struct sk_buff *skb)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	int hdrlen;
+
+	if (unlikely(skb->len < 10))
+		return 0;
+	hdrlen = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_control));
+	if (unlikely(hdrlen > skb->len))
+		return 0;
+	return hdrlen;
+}
+
+
+#ifdef IEEE80211_VERBOSE_DEBUG_FRAME_DUMP
+static void ieee80211_dump_frame(const char *ifname, const char *title,
+				 struct sk_buff *skb)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+
+	printk(KERN_DEBUG "%s: %s (len=%d)", ifname, title, skb->len);
+	if (skb->len < 4) {
+		printk("\n");
+		return;
+	}
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+	if (hdrlen > skb->len)
+		hdrlen = skb->len;
+	if (hdrlen >= 4)
+		printk(" FC=0x%04x DUR=0x%04x",
+		       fc, le16_to_cpu(hdr->duration_id));
+	if (hdrlen >= 10)
+		printk(" A1=" MACSTR, MAC2STR(hdr->addr1));
+	if (hdrlen >= 16)
+		printk(" A2=" MACSTR, MAC2STR(hdr->addr2));
+	if (hdrlen >= 24)
+		printk(" A3=" MACSTR, MAC2STR(hdr->addr3));
+	if (hdrlen >= 30)
+		printk(" A4=" MACSTR, MAC2STR(hdr->addr4));
+	printk("\n");
+}
+#else /* IEEE80211_VERBOSE_DEBUG_FRAME_DUMP */
+static inline void ieee80211_dump_frame(const char *ifname, const char *title,
+					struct sk_buff *skb)
+{
+}
+#endif /* IEEE80211_VERBOSE_DEBUG_FRAME_DUMP */
+
+
+static int ieee80211_is_eapol(struct sk_buff *skb)
+{
+	struct ieee80211_hdr *hdr;
+	u16 fc;
+	int hdrlen;
+
+	if (unlikely(skb->len < 10))
+		return 0;
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	fc = le16_to_cpu(hdr->frame_control);
+
+	if (unlikely(!WLAN_FC_DATA_PRESENT(fc)))
+		return 0;
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	if (unlikely(skb->len >= hdrlen + sizeof(eapol_header) &&
+		     memcmp(skb->data + hdrlen, eapol_header,
+			    sizeof(eapol_header)) == 0))
+		return 1;
+
+	return 0;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_rate_ctrl(struct ieee80211_txrx_data *tx)
+{
+	struct rate_control_extra extra;
+
+	memset(&extra, 0, sizeof(extra));
+	extra.mgmt_data = tx->sdata &&
+		tx->sdata->type == IEEE80211_SUB_IF_TYPE_MGMT;
+	extra.ethertype = tx->ethertype;
+	extra.startidx  = 0;
+	extra.endidx    = tx->local->num_curr_rates;
+
+	tx->u.tx.rate = rate_control_get_rate(tx->dev, tx->skb, &extra);
+	if (unlikely(extra.probe != NULL)) {
+		tx->u.tx.control->rate_ctrl_probe = 1;
+		tx->u.tx.probe_last_frag = 1;
+		tx->u.tx.control->alt_retry_rate = tx->u.tx.rate->val;
+		tx->u.tx.rate = extra.probe;
+	} else {
+		tx->u.tx.control->alt_retry_rate = -1;
+	}
+	if (!tx->u.tx.rate)
+		return TXRX_DROP;
+	if (tx->local->conf.phymode == MODE_IEEE80211G &&
+	    tx->local->cts_protect_erp_frames && tx->fragmented &&
+	    extra.nonerp) {
+		tx->u.tx.last_frag_rate = tx->u.tx.rate;
+		tx->u.tx.last_frag_rateidx = extra.rateidx;
+		tx->u.tx.probe_last_frag = extra.probe ? 1 : 0;
+
+		tx->u.tx.rate = extra.nonerp;
+		tx->u.tx.control->rateidx = extra.nonerp_idx;
+		tx->u.tx.control->rate_ctrl_probe = 0;
+	} else {
+		tx->u.tx.last_frag_rate = tx->u.tx.rate;
+		tx->u.tx.last_frag_rateidx = extra.rateidx;
+		tx->u.tx.control->rateidx = extra.rateidx;
+	}
+	tx->u.tx.control->tx_rate = tx->u.tx.rate->val;
+	if ((tx->u.tx.rate->flags & IEEE80211_RATE_PREAMBLE2) &&
+	    tx->local->short_preamble &&
+	    (!tx->sta || (tx->sta->flags & WLAN_STA_SHORT_PREAMBLE))) {
+		tx->u.tx.short_preamble = 1;
+		tx->u.tx.control->tx_rate = tx->u.tx.rate->val2;
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_select_key(struct ieee80211_txrx_data *tx)
+{
+	if (tx->sta)
+		tx->u.tx.control->key_idx = tx->sta->key_idx_compression;
+	else
+		tx->u.tx.control->key_idx = HW_KEY_IDX_INVALID;
+
+	if (unlikely(tx->u.tx.control->do_not_encrypt))
+		tx->key = NULL;
+	else if (tx->sta && tx->sta->key)
+		tx->key = tx->sta->key;
+	else if (tx->sdata->default_key)
+		tx->key = tx->sdata->default_key;
+	else if (tx->sdata->drop_unencrypted &&
+		 !(tx->sdata->eapol && ieee80211_is_eapol(tx->skb))) {
+		I802_DEBUG_INC(tx->local->tx_handlers_drop_unencrypted);
+		return TXRX_DROP;
+	} else
+		tx->key = NULL;
+
+	if (tx->key) {
+		tx->key->tx_rx_count++;
+		if (unlikely(tx->local->key_tx_rx_threshold &&
+			     tx->key->tx_rx_count >
+			     tx->local->key_tx_rx_threshold)) {
+			ieee80211_key_threshold_notify(tx->dev, tx->key,
+						       tx->sta);
+		}
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_fragment(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+	size_t hdrlen, per_fragm, num_fragm, payload_len, left;
+	struct sk_buff **frags, *first, *frag;
+	int i;
+        u8 *pos;
+	int frag_threshold = tx->local->fragmentation_threshold;
+
+	if (!tx->fragmented)
+		return TXRX_CONTINUE;
+
+	first = tx->skb;
+
+	hdrlen = ieee80211_get_hdrlen(tx->fc);
+	payload_len = first->len - hdrlen;
+	per_fragm = frag_threshold - hdrlen - 4 /* FCS */;
+	num_fragm = (payload_len + per_fragm - 1) / per_fragm;
+
+	frags = (struct sk_buff **)
+		kmalloc(num_fragm * sizeof(struct sk_buff *), GFP_ATOMIC);
+	if (frags == NULL)
+		goto fail;
+	memset(frags, 0, num_fragm * sizeof(struct sk_buff *));
+
+	hdr->frame_control |= cpu_to_le16(WLAN_FC_MOREFRAG);
+	pos = first->data + hdrlen + per_fragm;
+	left = payload_len - per_fragm;
+	for (i = 0; i < num_fragm - 1; i++) {
+		struct ieee80211_hdr *fhdr;
+		size_t copylen;
+
+		if (left <= 0)
+			goto fail;
+
+		/* reserve enough extra head and tail room for possible
+		 * encryption */
+#define IEEE80211_ENCRYPT_HEADROOM 8
+#define IEEE80211_ENCRYPT_TAILROOM 12
+		frag = frags[i] =
+			dev_alloc_skb(frag_threshold +
+				      IEEE80211_ENCRYPT_HEADROOM +
+				      IEEE80211_ENCRYPT_TAILROOM);
+		if (!frag)
+			goto fail;
+		/* Make sure that all fragments use the same priority so
+		 * that they end up using the same TX queue */
+		frag->priority = first->priority;
+		skb_reserve(frag, IEEE80211_ENCRYPT_HEADROOM);
+		fhdr = (struct ieee80211_hdr *) skb_put(frag, hdrlen);
+		memcpy(fhdr, first->data, hdrlen);
+		if (i == num_fragm - 2)
+			fhdr->frame_control &= cpu_to_le16(~WLAN_FC_MOREFRAG);
+		fhdr->seq_ctrl = cpu_to_le16(i + 1);
+		copylen = left > per_fragm ? per_fragm : left;
+		memcpy(skb_put(frag, copylen), pos, copylen);
+
+		pos += copylen;
+		left -= copylen;
+	}
+	skb_trim(first, hdrlen + per_fragm);
+
+	tx->u.tx.num_extra_frag = num_fragm - 1;
+	tx->u.tx.extra_frag = frags;
+
+	return TXRX_CONTINUE;
+
+ fail:
+	printk(KERN_DEBUG "%s: failed to fragment frame\n", tx->dev->name);
+	if (frags) {
+		for (i = 0; i < num_fragm - 1; i++)
+			if (frags[i])
+				dev_kfree_skb(frags[i]);
+		kfree(frags);
+	}
+	I802_DEBUG_INC(tx->local->tx_handlers_drop_fragment);
+	return TXRX_DROP;
+}
+
+
+static int wep_encrypt_skb(struct ieee80211_txrx_data *tx, struct sk_buff *skb)
+{
+	if (tx->key->force_sw_encrypt || tx->local->conf.sw_encrypt) {
+		if (ieee80211_wep_encrypt(tx->local, skb, tx->key))
+			return -1;
+	} else {
+		tx->u.tx.control->key_idx = tx->key->hw_key_idx;
+		if (tx->local->hw->wep_include_iv) {
+			if (ieee80211_wep_add_iv(tx->local, skb, tx->key) ==
+			    NULL)
+				return -1;
+		}
+        }
+	return 0;
+}
+
+
+void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+
+	hdr->frame_control |= cpu_to_le16(WLAN_FC_ISWEP);
+	if (tx->u.tx.extra_frag) {
+		struct ieee80211_hdr *fhdr;
+		int i;
+		for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+			fhdr = (struct ieee80211_hdr *)
+				tx->u.tx.extra_frag[i]->data;
+			fhdr->frame_control |= cpu_to_le16(WLAN_FC_ISWEP);
+		}
+	}
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_wep_encrypt(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+	u16 fc;
+
+        fc = le16_to_cpu(hdr->frame_control);
+
+	if (!tx->key || tx->key->alg != ALG_WEP ||
+	    (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_DATA &&
+	     (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
+	      WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_AUTH)))
+		return TXRX_CONTINUE;
+
+	tx->u.tx.control->iv_len = WEP_IV_LEN;
+	tx->u.tx.control->icv_len = WEP_ICV_LEN;
+	ieee80211_tx_set_iswep(tx);
+
+	if (wep_encrypt_skb(tx, tx->skb) < 0) {
+		I802_DEBUG_INC(tx->local->tx_handlers_drop_wep);
+		return TXRX_DROP;
+	}
+
+	if (tx->u.tx.extra_frag) {
+		int i;
+		for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+                        if (wep_encrypt_skb(tx, tx->u.tx.extra_frag[i]) < 0) {
+				I802_DEBUG_INC(tx->local->
+					       tx_handlers_drop_wep);
+                                return TXRX_DROP;
+			}
+		}
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static inline int ceiling_div(int dividend, int divisor)
+{
+	return ((dividend + divisor - 1) / divisor);
+}
+
+
+static int ieee80211_frame_duration(struct ieee80211_local *local, size_t len,
+				    int rate, int erp, int short_preamble)
+{
+	int dur;
+
+	/* calculate duration (in microseconds, rounded up to next higher
+	 * integer if it includes a fractional microsecond) to send frame of
+	 * len bytes (does not include FCS) at the given rate. Duration will
+	 * also include SIFS.
+	 *
+	 * rate is in 100 kbps, so divident is multiplied by 10 in the
+	 * ceiling_div() operations.
+	 */
+
+	if (local->conf.phymode == MODE_IEEE80211A || erp ||
+	    local->conf.phymode == MODE_ATHEROS_TURBO) {
+		/*
+		 * OFDM:
+		 *
+		 * N_DBPS = DATARATE x 4
+		 * N_SYM = Ceiling((16+8xLENGTH+6) / N_DBPS)
+		 *	(16 = SIGNAL time, 6 = tail bits)
+		 * TXTIME = T_PREAMBLE + T_SIGNAL + T_SYM x N_SYM + Signal Ext
+		 *
+		 * T_SYM = 4 usec
+		 * 802.11a - 17.5.2: aSIFSTime = 16 usec
+		 * 802.11g - 19.8.4: aSIFSTime = 10 usec +
+		 *	signal ext = 6 usec
+		 */
+		/* FIX: Atheros Turbo may have different (shorter) duration? */
+		dur = 16; /* SIFS + signal ext */
+		dur += 16; /* 17.3.2.3: T_PREAMBLE = 16 usec */
+		dur += 4; /* 17.3.2.3: T_SIGNAL = 4 usec */
+		dur += 4 * ceiling_div((16 + 8 * (len + 4) + 6) * 10,
+				       4 * rate); /* T_SYM x N_SYM */
+	} else {
+		/*
+		 * 802.11b or 802.11g with 802.11b compatibility:
+		 * 18.3.4: TXTIME = PreambleLength + PLCPHeaderTime +
+		 * Ceiling(((LENGTH+PBCC)x8)/DATARATE). PBCC=0.
+		 *
+		 * 802.11 (DS): 15.3.3, 802.11b: 18.3.4
+		 * aSIFSTime = 10 usec
+		 * aPreambleLength = 144 usec or 72 usec with short preamble
+		 * aPLCPHeaderLength = 48 ms or 24 ms with short preamble
+		 */
+		dur = 10; /* aSIFSTime = 10 usec */
+		dur += short_preamble ? (72 + 24) : (144 + 48);
+
+		dur += ceiling_div(8 * (len + 4) * 10, rate);
+	}
+
+	return dur;
+}
+
+
+static u16 ieee80211_duration(struct ieee80211_txrx_data *tx, int group_addr,
+			      int next_frag_len)
+{
+	int rate, mrate, erp, dur, i;
+	struct ieee80211_rate *txrate = tx->u.tx.rate;
+	struct ieee80211_local *local = tx->local;
+
+	erp = txrate->flags & IEEE80211_RATE_ERP;
+
+	/*
+	 * data and mgmt (except PS Poll):
+	 * - during CFP: 32768
+	 * - during contention period:
+	 *   if addr1 is group address: 0
+	 *   if more fragments = 0 and addr1 is individual address: time to
+	 *      transmit one ACK plus SIFS
+	 *   if more fragments = 1 and addr1 is individual address: time to
+	 *      transmit next fragment plus 2 x ACK plus 3 x SIFS
+	 *
+	 * IEEE 802.11, 9.6:
+	 * - control response frame (CTS or ACK) shall be transmitted using the
+	 *   same rate as the immediately previous frame in the frame exchange
+	 *   sequence, if this rate belongs to the PHY mandatory rates, or else
+	 *   at the highest possible rate belonging to the PHY rates in the
+	 *   BSSBasicRateSet
+	 */
+
+	if (WLAN_FC_GET_TYPE(tx->fc) == WLAN_FC_TYPE_CTRL) {
+		/* TODO: These control frames are not currently sent by
+		 * 80211.o, but should they be implemented, this function
+		 * needs to be updated to support duration field calculation.
+		 *
+		 * RTS: time needed to transmit pending data/mgmt frame plus
+		 *    one CTS frame plus one ACK frame plus 3 x SIFS
+		 * CTS: duration of immediately previous RTS minus time
+		 *    required to transmit CTS and its SIFS
+		 * ACK: 0 if immediately previous directed data/mgmt had
+		 *    more=0, with more=1 duration in ACK frame is duration
+		 *    from previous frame minus time needed to transmit ACK
+		 *    and its SIFS
+		 * PS Poll: BIT(15) | BIT(14) | aid
+		 */
+		return 0;
+	}
+
+	/* data/mgmt */
+	if (0 /* FIX: data/mgmt during CFP */)
+		return 32768;
+
+	if (group_addr) /* Group address as the destination - no ACK */
+		return 0;
+
+	/* Individual destination address:
+	 * IEEE 802.11, Ch. 9.6 (after IEEE 802.11g changes)
+	 * CTS and ACK frames shall be transmitted using the highest rate in
+	 * basic rate set that is less than or equal to the rate of the
+	 * immediately previous frame and that is using the same modulation
+	 * (CCK or OFDM). If no basic rate set matches with these requirements,
+	 * the highest mandatory rate of the PHY that is less than or equal to
+	 * the rate of the previous frame is used.
+	 * Mandatory rates for IEEE 802.11g PHY: 1, 2, 5.5, 11, 6, 12, 24 Mbps
+	 */
+	rate = -1;
+	mrate = 10; /* use 1 Mbps if everything fails */
+	for (i = 0; i < local->num_curr_rates; i++) {
+		struct ieee80211_rate *r = &local->curr_rates[i];
+		if (r->rate > txrate->rate)
+			break;
+
+		if (IEEE80211_RATE_MODULATION(txrate->flags) !=
+		    IEEE80211_RATE_MODULATION(r->flags))
+			continue;
+
+		if (r->flags & IEEE80211_RATE_BASIC)
+			rate = r->rate;
+		else if (r->flags & IEEE80211_RATE_MANDATORY)
+			mrate = r->rate;
+	}
+	if (rate == -1) {
+		/* No matching basic rate found; use highest suitable mandatory
+		 * PHY rate */
+		rate = mrate;
+	}
+
+	/* Time needed to transmit ACK
+	 * (10 bytes + 4-byte FCS = 112 bits) plus SIFS; rounded up
+	 * to closest integer */
+
+	dur = ieee80211_frame_duration(local, 10, rate, erp,
+                                       local->short_preamble);
+
+	if (next_frag_len) {
+		/* Frame is fragmented: duration increases with time needed to
+		 * transmit next fragment plus ACK and 2 x SIFS. */
+		dur *= 2; /* ACK + SIFS */
+		/* next fragment */
+		dur += ieee80211_frame_duration(local, next_frag_len,
+						txrate->rate, erp,
+						local->short_preamble);
+	}
+
+        return dur;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_misc(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+	u16 dur;
+	struct ieee80211_tx_control *control = tx->u.tx.control;
+
+	if (!MULTICAST_ADDR(hdr->addr1)) {
+		if (tx->skb->len >= tx->local->rts_threshold &&
+		    tx->local->rts_threshold < IEEE80211_MAX_RTS_THRESHOLD) {
+			control->use_rts_cts = 1;
+			control->retry_limit =
+				tx->local->long_retry_limit;
+		} else {
+			control->retry_limit =
+				tx->local->short_retry_limit;
+		}
+	} else {
+		control->retry_limit = 1;
+	}
+
+	if (tx->fragmented) {
+		/* Do not use multiple retry rates when sending fragmented
+		 * frames.
+		 * TODO: The last fragment could still use multiple retry
+		 * rates. */
+		control->alt_retry_rate = -1;
+	}
+
+	/* Use CTS protection for unicast frames sent using extended rates if
+	 * there are associated non-ERP stations and RTS/CTS is not configured
+	 * for the frame. */
+	if (tx->local->conf.phymode == MODE_IEEE80211G &&
+	    (tx->u.tx.rate->flags & IEEE80211_RATE_ERP) &&
+	    tx->u.tx.unicast &&
+	    tx->local->cts_protect_erp_frames &&
+	    !control->use_rts_cts)
+		control->use_cts_protect = 1;
+
+	/* Setup duration field for the first fragment of the frame. Duration
+	 * for remaining fragments will be updated when they are being sent
+	 * to low-level driver in ieee80211_tx(). */
+	dur = ieee80211_duration(tx, MULTICAST_ADDR(hdr->addr1),
+				 tx->fragmented ? tx->u.tx.extra_frag[0]->len :
+				 0);
+	hdr->duration_id = cpu_to_le16(dur);
+
+	if (control->use_rts_cts || control->use_cts_protect) {
+		struct ieee80211_rate *rate;
+		int erp = tx->u.tx.rate->flags & IEEE80211_RATE_ERP;
+
+		/* Do not use multiple retry rates when using RTS/CTS */
+		control->alt_retry_rate = -1;
+
+		/* Use min(data rate, max base rate) as CTS/RTS rate */
+		rate = tx->u.tx.rate;
+		while (rate > tx->local->curr_rates &&
+		       !(rate->flags & IEEE80211_RATE_BASIC))
+			rate--;
+
+		if (control->use_rts_cts)
+			dur += ieee80211_frame_duration(tx->local, 10,
+							rate->rate, erp,
+							tx->local->
+							short_preamble);
+		dur += ieee80211_frame_duration(tx->local, tx->skb->len,
+						tx->u.tx.rate->rate, erp,
+						tx->u.tx.short_preamble);
+		control->rts_cts_duration = dur;
+		control->rts_cts_rate = rate->val;
+	}
+
+	if (tx->sta) {
+		tx->sta->tx_packets++;
+		tx->sta->tx_fragments++;
+		tx->sta->tx_bytes += tx->skb->len;
+		if (tx->u.tx.extra_frag) {
+			int i;
+			tx->sta->tx_fragments += tx->u.tx.num_extra_frag;
+			for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+				tx->sta->tx_bytes +=
+					tx->u.tx.extra_frag[i]->len;
+			}
+		}
+        }
+	tx->local->scan.txrx_count++;
+
+	return TXRX_CONTINUE;
+}
+
+
+static void ieee80211_rate_limit(unsigned long data)
+{
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+
+	if (local->rate_limit) {
+                local->rate_limit_bucket += local->rate_limit;
+                if (local->rate_limit_bucket > local->rate_limit_burst)
+                        local->rate_limit_bucket = local->rate_limit_burst;
+		local->rate_limit_timer.expires = jiffies + HZ;
+		add_timer(&local->rate_limit_timer);
+	}
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_rate_limit(struct ieee80211_txrx_data *tx)
+{
+
+	if (likely(!tx->local->rate_limit || tx->u.tx.unicast))
+                return TXRX_CONTINUE;
+
+	/* rate limit */
+        if (tx->local->rate_limit_bucket) {
+                tx->local->rate_limit_bucket--;
+                return TXRX_CONTINUE;
+        }
+
+	I802_DEBUG_INC(tx->local->tx_handlers_drop_rate_limit);
+	return TXRX_DROP;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_check_assoc(struct ieee80211_txrx_data *tx)
+{
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	struct sk_buff *skb = tx->skb;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+	u32 sta_flags;
+
+	if (unlikely(tx->local->sta_scanning != 0) &&
+	    (WLAN_FC_GET_TYPE(tx->fc) != WLAN_FC_TYPE_MGMT ||
+	     WLAN_FC_GET_STYPE(tx->fc) != WLAN_FC_STYPE_PROBE_REQ))
+		return TXRX_DROP;
+
+	if (tx->u.tx.ps_buffered)
+		return TXRX_CONTINUE;
+
+	sta_flags = tx->sta ? tx->sta->flags : 0;
+
+	if (likely(tx->u.tx.unicast)) {
+		if (unlikely(!(sta_flags & WLAN_STA_ASSOC) &&
+			     tx->local->conf.mode != IW_MODE_ADHOC &&
+			     WLAN_FC_GET_TYPE(tx->fc) == WLAN_FC_TYPE_DATA)) {
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+			printk(KERN_DEBUG "%s: dropped data frame to not "
+			       "associated station " MACSTR "\n",
+			       tx->dev->name, MAC2STR(hdr->addr1));
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+			I802_DEBUG_INC(tx->local->tx_handlers_drop_not_assoc);
+			return TXRX_DROP;
+		}
+	} else {
+		if (unlikely(WLAN_FC_GET_TYPE(tx->fc) == WLAN_FC_TYPE_DATA &&
+			     tx->local->num_sta == 0 &&
+			     !tx->local->allow_broadcast_always &&
+			     tx->local->conf.mode != IW_MODE_ADHOC)) {
+			/*
+			 * No associated STAs - no need to send multicast
+			 * frames.
+			 */
+			return TXRX_DROP;
+		}
+		return TXRX_CONTINUE;
+	}
+
+	if (unlikely(!tx->u.tx.mgmt_interface && tx->sdata->ieee802_1x &&
+		     !(sta_flags & WLAN_STA_AUTHORIZED))) {
+#ifdef CONFIG_D80211_DEBUG
+		struct ieee80211_hdr *hdr =
+			(struct ieee80211_hdr *) tx->skb->data;
+		printk(KERN_DEBUG "%s: dropped frame to " MACSTR
+		       " (unauthorized port)\n", tx->dev->name,
+		       MAC2STR(hdr->addr1));
+#endif
+		I802_DEBUG_INC(tx->local->tx_handlers_drop_unauth_port);
+		return TXRX_DROP;
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+/* This function is called whenever the AP is about to exceed the maximum limit
+ * of buffered frames for power saving STAs. This situation should not really
+ * happen often during normal operation, so dropping the oldest buffered packet
+ * from each queue should be OK to make some room for new frames. */
+static void purge_old_ps_buffers(struct ieee80211_local *local)
+{
+	int total = 0, purged = 0;
+	struct sk_buff *skb;
+	struct list_head *ptr;
+
+	spin_lock_bh(&local->sub_if_lock);
+	list_for_each(ptr, &local->sub_if_list)	{
+		struct ieee80211_if_ap *ap;
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (sdata->dev == local->mdev ||
+		    sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+			continue;
+		ap = &sdata->u.ap;
+		skb = skb_dequeue(&ap->ps_bc_buf);
+		if (skb) {
+			purged++;
+			dev_kfree_skb(skb);
+		}
+		total += skb_queue_len(&ap->ps_bc_buf);
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+
+	spin_lock_bh(&local->sta_lock);
+	list_for_each(ptr, &local->sta_list) {
+		struct sta_info *sta =
+			list_entry(ptr, struct sta_info, list);
+		skb = skb_dequeue(&sta->ps_tx_buf);
+		if (skb) {
+			purged++;
+			dev_kfree_skb(skb);
+		}
+		total += skb_queue_len(&sta->ps_tx_buf);
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	local->total_ps_buffered = total;
+	printk(KERN_DEBUG "%s: PS buffers full - purged %d frames\n",
+	       local->mdev->name, purged);
+}
+
+
+static inline ieee80211_txrx_result
+ieee80211_tx_h_multicast_ps_buf(struct ieee80211_txrx_data *tx)
+{
+	/* broadcast/multicast frame */
+	/* If any of the associated stations is in power save mode,
+	 * the frame is buffered to be sent after DTIM beacon frame */
+	if (tx->local->hw->host_broadcast_ps_buffering &&
+	    tx->sdata->type != IEEE80211_SUB_IF_TYPE_WDS &&
+	    tx->sdata->bss && atomic_read(&tx->sdata->bss->num_sta_ps) &&
+	    !(tx->fc & WLAN_FC_ORDER)) {
+		if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
+			purge_old_ps_buffers(tx->local);
+		if (skb_queue_len(&tx->sdata->bss->ps_bc_buf) >=
+		    AP_MAX_BC_BUFFER) {
+			if (net_ratelimit()) {
+				printk(KERN_DEBUG "%s: BC TX buffer full - "
+				       "dropping the oldest frame\n",
+				       tx->dev->name);
+			}
+			dev_kfree_skb(skb_dequeue(&tx->sdata->bss->ps_bc_buf));
+		} else
+			tx->local->total_ps_buffered++;
+                skb_queue_tail(&tx->sdata->bss->ps_bc_buf, tx->skb);
+		return TXRX_QUEUED;
+        }
+
+	return TXRX_CONTINUE;
+}
+
+
+static inline ieee80211_txrx_result
+ieee80211_tx_h_unicast_ps_buf(struct ieee80211_txrx_data *tx)
+{
+	struct sta_info *sta = tx->sta;
+
+	if (unlikely(!sta ||
+		     (WLAN_FC_GET_TYPE(tx->fc) == WLAN_FC_TYPE_MGMT &&
+		      WLAN_FC_GET_STYPE(tx->fc) == WLAN_FC_STYPE_PROBE_RESP)))
+		return TXRX_CONTINUE;
+
+	if (unlikely((sta->flags & WLAN_STA_PS) && !sta->pspoll)) {
+		struct ieee80211_tx_packet_data *pkt_data;
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+		printk(KERN_DEBUG "STA " MACSTR " aid %d: PS buffer (entries "
+		       "before %d)\n",
+		       MAC2STR(sta->addr), sta->aid,
+		       skb_queue_len(&sta->ps_tx_buf));
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+		sta->flags |= WLAN_STA_TIM;
+		if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
+			purge_old_ps_buffers(tx->local);
+		if (skb_queue_len(&sta->ps_tx_buf) >= STA_MAX_TX_BUFFER) {
+			struct sk_buff *old = skb_dequeue(&sta->ps_tx_buf);
+			if (net_ratelimit()) {
+				printk(KERN_DEBUG "%s: STA " MACSTR " TX "
+				       "buffer full - dropping oldest frame\n",
+				       tx->dev->name, MAC2STR(sta->addr));
+			}
+			dev_kfree_skb(old);
+		} else
+			tx->local->total_ps_buffered++;
+		/* Queue frame to be sent after STA sends an PS Poll frame */
+		if (skb_queue_empty(&sta->ps_tx_buf) && tx->local->hw->set_tim)
+			tx->local->hw->set_tim(tx->dev, sta->aid, 1);
+		pkt_data = (struct ieee80211_tx_packet_data *)tx->skb->cb;
+		pkt_data->jiffies = jiffies;
+                skb_queue_tail(&sta->ps_tx_buf, tx->skb);
+		return TXRX_QUEUED;
+	}
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+	else if (unlikely(sta->flags & WLAN_STA_PS)) {
+		printk(KERN_DEBUG "%s: STA " MACSTR " in PS mode, but pspoll "
+		       "set -> send frame\n", tx->dev->name,
+		       MAC2STR(sta->addr));
+	}
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+	sta->pspoll = 0;
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_ps_buf(struct ieee80211_txrx_data *tx)
+{
+	if (unlikely(tx->u.tx.ps_buffered))
+		return TXRX_CONTINUE;
+
+	if (tx->u.tx.unicast)
+		return ieee80211_tx_h_unicast_ps_buf(tx);
+	else
+		return ieee80211_tx_h_multicast_ps_buf(tx);
+}
+
+
+static void inline ieee80211_tx_prepare(struct ieee80211_txrx_data *tx,
+					struct sk_buff *skb,
+					struct net_device *dev,
+					struct ieee80211_tx_control *control)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+        struct ieee80211_tx_packet_data *pkt_data;
+	int hdrlen;
+
+        pkt_data = (struct ieee80211_tx_packet_data *)skb->cb;
+
+	memset(tx, 0, sizeof(*tx));
+	tx->skb = skb;
+	tx->dev = pkt_data->sdata->dev; /* use original interface */
+	tx->local = local;
+        tx->sdata = pkt_data->sdata;
+	tx->sta = sta_info_get(local, hdr->addr1);
+	tx->fc = le16_to_cpu(hdr->frame_control);
+        control->power_level = local->conf.power_level;
+	tx->u.tx.control = control;
+        tx->u.tx.unicast = !MULTICAST_ADDR(hdr->addr1);
+        control->no_ack = MULTICAST_ADDR(hdr->addr1);
+	tx->fragmented = local->fragmentation_threshold <
+		IEEE80211_MAX_FRAG_THRESHOLD && tx->u.tx.unicast &&
+		skb->len + 4 /* FCS */ > local->fragmentation_threshold &&
+		(local->hw->set_frag_threshold == NULL);
+	if (tx->sta == NULL)
+		control->clear_dst_mask = 1;
+	else if (tx->sta->clear_dst_mask) {
+		control->clear_dst_mask = 1;
+		tx->sta->clear_dst_mask = 0;
+	}
+	control->antenna_sel = local->conf.antenna_sel;
+	if (local->sta_antenna_sel != STA_ANTENNA_SEL_AUTO && tx->sta)
+		control->antenna_sel = tx->sta->antenna_sel;
+	hdrlen = ieee80211_get_hdrlen(tx->fc);
+	if (skb->len > hdrlen + sizeof(rfc1042_header) + 2) {
+		u8 *pos = &skb->data[hdrlen + sizeof(rfc1042_header)];
+		tx->ethertype = (pos[0] << 8) | pos[1];
+	}
+
+}
+
+
+static int ieee80211_tx(struct net_device *dev, struct sk_buff *skb,
+			struct ieee80211_tx_control *control, int mgmt)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+	ieee80211_tx_handler *handler;
+	struct ieee80211_txrx_data tx;
+	ieee80211_txrx_result res = TXRX_DROP;
+        int ret, i;
+
+	if (unlikely(skb->len < 10)) {
+		dev_kfree_skb(skb);
+		return 0;
+	}
+
+	ieee80211_tx_prepare(&tx, skb, dev, control);
+	sta = tx.sta;
+	tx.u.tx.mgmt_interface = mgmt;
+
+	for (handler = local->tx_handlers; *handler != NULL; handler++) {
+		res = (*handler)(&tx);
+		if (res != TXRX_CONTINUE)
+			break;
+	}
+
+	skb = tx.skb; /* handlers are allowed to change skb */
+
+	if (sta)
+		sta_info_release(local, sta);
+
+	if (unlikely(res == TXRX_DROP)) {
+		I802_DEBUG_INC(local->tx_handlers_drop);
+		goto drop;
+	}
+
+	if (unlikely(res == TXRX_QUEUED)) {
+		I802_DEBUG_INC(local->tx_handlers_queued);
+		return 0;
+	}
+
+	ieee80211_dump_frame(dev->name, "TX to low-level driver", skb);
+	ret = local->hw->tx(dev, skb, control);
+#ifdef IEEE80211_LEDS
+	if (!ret && local->tx_led_counter++ == 0) {
+                ieee80211_tx_led(1, dev);
+        }
+#endif /* IEEE80211_LEDS */
+	if (tx.u.tx.extra_frag) {
+		if (ret > 0) {
+			/* Must free all fragments and return 0 since skb data
+			 * has been fragmented into multiple buffers.
+			 * TODO: could free extra fragments and restore skb to
+			 * the original form since the data is still there and
+			 * then return nonzero so that Linux netif would
+			 * retry. */
+			goto drop;
+		}
+
+		skb = NULL; /* skb is now owned by low-level driver */
+		control->use_rts_cts = 0;
+		control->use_cts_protect = 0;
+		control->clear_dst_mask = 0;
+		for (i = 0; i < tx.u.tx.num_extra_frag; i++) {
+			int next_len, dur;
+			struct ieee80211_hdr *hdr =
+				(struct ieee80211_hdr *)
+				tx.u.tx.extra_frag[i]->data;
+			if (i + 1 < tx.u.tx.num_extra_frag)
+				next_len = tx.u.tx.extra_frag[i + 1]->len;
+			else {
+				next_len = 0;
+				tx.u.tx.rate = tx.u.tx.last_frag_rate;
+				tx.u.tx.control->tx_rate = tx.u.tx.rate->val;
+				tx.u.tx.control->rateidx =
+					tx.u.tx.last_frag_rateidx;
+				tx.u.tx.control->rate_ctrl_probe =
+					tx.u.tx.probe_last_frag;
+			}
+			dur = ieee80211_duration(&tx, 0, next_len);
+			hdr->duration_id = cpu_to_le16(dur);
+
+			ieee80211_dump_frame(dev->name,
+					     "TX to low-level driver", skb);
+			ret = local->hw->tx(dev, tx.u.tx.extra_frag[i],
+					    control);
+			if (ret > 0)
+				goto drop;
+#ifdef IEEE80211_LEDS
+			if (local->tx_led_counter++ == 0) {
+                                ieee80211_tx_led(1, dev);
+                        }
+#endif /* IEEE80211_LEDS */
+			tx.u.tx.extra_frag[i] = NULL;
+		}
+		kfree(tx.u.tx.extra_frag);
+        }
+        if (ret == -1)
+		ret = 0;
+	return ret;
+
+ drop:
+	if (skb)
+		dev_kfree_skb(skb);
+	for (i = 0; i < tx.u.tx.num_extra_frag; i++)
+		if (tx.u.tx.extra_frag[i])
+			dev_kfree_skb(tx.u.tx.extra_frag[i]);
+        kfree(tx.u.tx.extra_frag);
+	return 0;
+}
+
+
+static int ieee80211_master_start_xmit(struct sk_buff *skb,
+				       struct net_device *dev)
+{
+	struct ieee80211_tx_control control;
+	struct ieee80211_tx_packet_data *pkt_data;
+	struct ieee80211_sub_if_data *sdata;
+	int ret;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	/*
+	 * copy control out of the skb so other people can use skb->cb
+	 */
+	pkt_data = (struct ieee80211_tx_packet_data *)skb->cb;
+	memset(&control, 0, sizeof(struct ieee80211_tx_control));
+	control.sdata = pkt_data->sdata;
+	control.req_tx_status = pkt_data->req_tx_status;
+	control.do_not_encrypt = pkt_data->do_not_encrypt;
+	control.pkt_type =
+		pkt_data->pkt_probe_resp ? PKT_PROBE_RESP : PKT_NORMAL;
+	control.requeue = pkt_data->requeue;
+	control.queue = pkt_data->queue;
+
+	ret = ieee80211_tx(dev, skb, &control,
+			   control.sdata->type == IEEE80211_SUB_IF_TYPE_MGMT);
+
+        return ret;
+}
+
+
+/**
+ * ieee80211_subif_start_xmit - netif start_xmit function for Ethernet-type
+ * subinterfaces (wlan#, WDS, and VLAN interfaces)
+ * @skb: packet to be sent
+ * @dev: incoming interface
+ *
+ * Returns: 0 on success (and frees skb in this case) or 1 on failure (skb will
+ * not be freed, and caller is responsible for either retrying later or freeing
+ * skb).
+ *
+ * This function takes in an Ethernet header and encapsulates it with suitable
+ * IEEE 802.11 header based on which interface the packet is coming in. The
+ * encapsulated packet will then be passed to master interface, wlan#.11, for
+ * transmission (through low-level driver).
+ */
+static int ieee80211_subif_start_xmit(struct sk_buff *skb,
+				      struct net_device *dev)
+{
+        struct ieee80211_local *local = (struct ieee80211_local *) dev->priv;
+	struct ieee80211_tx_packet_data *pkt_data;
+        struct ieee80211_sub_if_data *sdata;
+	int ret = 1, head_need;
+	u16 ethertype, hdrlen, fc;
+	struct ieee80211_hdr hdr;
+	u8 *encaps_data;
+        int encaps_len, skip_header_bytes;
+	int nh_pos, h_pos, no_encrypt = 0;
+	struct sta_info *sta;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (unlikely(skb->len < ETH_HLEN)) {
+		printk(KERN_DEBUG "%s: short skb (len=%d)\n",
+		       dev->name, skb->len);
+		ret = 0;
+		goto fail;
+	}
+
+	nh_pos = skb->nh.raw - skb->data;
+	h_pos = skb->h.raw - skb->data;
+
+	/* convert Ethernet header to proper 802.11 header (based on
+	 * operation mode) */
+	ethertype = (skb->data[12] << 8) | skb->data[13];
+	/* TODO: handling for 802.1x authorized/unauthorized port */
+	fc = (WLAN_FC_TYPE_DATA << 2) | (WLAN_FC_STYPE_DATA << 4);
+
+	if (likely(sdata->type == IEEE80211_SUB_IF_TYPE_AP ||
+		   sdata->type == IEEE80211_SUB_IF_TYPE_VLAN)) {
+		if (local->conf.mode == IW_MODE_MASTER) {
+			fc |= WLAN_FC_FROMDS;
+			/* DA BSSID SA */
+			memcpy(hdr.addr1, skb->data, ETH_ALEN);
+			memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN);
+			memcpy(hdr.addr3, skb->data + ETH_ALEN, ETH_ALEN);
+		} else if (local->conf.mode == IW_MODE_INFRA) {
+			fc |= WLAN_FC_TODS;
+			/* BSSID SA DA */
+			memcpy(hdr.addr1, local->bssid, ETH_ALEN);
+			memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN);
+			memcpy(hdr.addr3, skb->data, ETH_ALEN);
+		} else if (local->conf.mode == IW_MODE_ADHOC) {
+			/* DA SA BSSID */
+			memcpy(hdr.addr1, skb->data, ETH_ALEN);
+			memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN);
+			memcpy(hdr.addr3, local->bssid, ETH_ALEN);
+		}
+                hdrlen = 24;
+        } else if (sdata->type == IEEE80211_SUB_IF_TYPE_WDS) {
+                fc |= WLAN_FC_FROMDS | WLAN_FC_TODS;
+		/* RA TA DA SA */
+                memcpy(hdr.addr1, sdata->u.wds.remote_addr, ETH_ALEN);
+                memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN);
+                memcpy(hdr.addr3, skb->data, ETH_ALEN);
+                memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN);
+                hdrlen = 30;
+        } else if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		if (local->conf.mode == IW_MODE_INFRA) {
+			fc |= WLAN_FC_TODS;
+			/* BSSID SA DA */
+			memcpy(hdr.addr1, sdata->u.sta.bssid, ETH_ALEN);
+			memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN);
+			memcpy(hdr.addr3, skb->data, ETH_ALEN);
+		} else {
+			/* DA SA BSSID */
+			memcpy(hdr.addr1, skb->data, ETH_ALEN);
+			memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN);
+			memcpy(hdr.addr3, sdata->u.sta.bssid, ETH_ALEN);
+		}
+		hdrlen = 24;
+        } else {
+                ret = 0;
+                goto fail;
+        }
+
+	/* receiver is QoS enabled, use a QoS type frame */
+	sta = sta_info_get(local, hdr.addr1);
+	if (sta) {
+		if (sta->flags & WLAN_STA_WME) {
+			fc |= WLAN_FC_STYPE_QOS_DATA << 4;
+			hdrlen += 2;
+		}
+		sta_info_release(local, sta);
+	}
+
+	hdr.frame_control = cpu_to_le16(fc);
+	hdr.duration_id = 0;
+	hdr.seq_ctrl = 0;
+
+	skip_header_bytes = ETH_HLEN;
+	if (ethertype == ETH_P_AARP || ethertype == ETH_P_IPX) {
+		encaps_data = bridge_tunnel_header;
+		encaps_len = sizeof(bridge_tunnel_header);
+		skip_header_bytes -= 2;
+	} else if (ethertype >= 0x600) {
+		encaps_data = rfc1042_header;
+		encaps_len = sizeof(rfc1042_header);
+		skip_header_bytes -= 2;
+	} else {
+		encaps_data = NULL;
+		encaps_len = 0;
+	}
+
+	skb_pull(skb, skip_header_bytes);
+	nh_pos -= skip_header_bytes;
+	h_pos -= skip_header_bytes;
+
+	/* TODO: implement support for fragments so that there is no need to
+	 * reallocate and copy payload; it might be enough to support one
+	 * extra fragment that would be copied in the beginning of the frame
+	 * data.. anyway, it would be nice to include this into skb structure
+	 * somehow
+	 *
+	 * There are few options for this:
+	 * use skb->cb as an extra space for 802.11 header
+	 * allocate new buffer if not enough headroom
+	 * make sure that there is enough headroom in every skb by increasing
+	 * build in headroom in __dev_alloc_skb() (linux/skbuff.h) and
+	 * alloc_skb() (net/core/skbuff.c)
+	 */
+	head_need = hdrlen + encaps_len + (local->hw->extra_hdr_room ? 2 : 0);
+	head_need -= skb_headroom(skb);
+
+	/* We are going to modify skb data, so make a copy of it if happens to
+	 * be cloned. This could happen, e.g., with Linux bridge code passing
+	 * us broadcast frames. */
+
+	if (head_need > 0 || skb_cloned(skb)) {
+#if 0
+		printk(KERN_DEBUG "%s: need to reallocate buffer for %d bytes "
+		       "of headroom\n", dev->name, head_need);
+#endif
+
+		if (skb_cloned(skb))
+			I802_DEBUG_INC(local->tx_expand_skb_head_cloned);
+		else
+			I802_DEBUG_INC(local->tx_expand_skb_head);
+		/* Since we have to reallocate the buffer, make sure that there
+		 * is enough room for possible WEP IV/ICV and TKIP (8 bytes
+		 * before payload and 12 after). */
+		if (pskb_expand_head(skb, (head_need > 0 ? head_need + 8 : 8),
+				     12, GFP_ATOMIC)) {
+			printk(KERN_DEBUG "%s: failed to reallocate TX buffer"
+			       "\n", dev->name);
+			goto fail;
+		}
+	}
+
+	if (encaps_data) {
+		memcpy(skb_push(skb, encaps_len), encaps_data, encaps_len);
+		nh_pos += encaps_len;
+		h_pos += encaps_len;
+	}
+	memcpy(skb_push(skb, hdrlen), &hdr, hdrlen);
+	nh_pos += hdrlen;
+	h_pos += hdrlen;
+
+	pkt_data = (struct ieee80211_tx_packet_data *)skb->cb;
+	memset(pkt_data, 0, sizeof(struct ieee80211_tx_packet_data));
+	pkt_data->sdata = sdata;
+	pkt_data->do_not_encrypt = no_encrypt;
+
+	skb->dev = sdata->master;
+	sdata->stats.tx_packets++;
+	sdata->stats.tx_bytes += skb->len;
+
+	/* Update skb pointers to various headers since this modified frame
+	 * is going to go through Linux networking code that may potentially
+	 * need things like pointer to IP header. */
+	skb->mac.raw = skb->data;
+	skb->nh.raw = skb->data + nh_pos;
+	skb->h.raw = skb->data + h_pos;
+
+	dev_queue_xmit(skb);
+
+	return 0;
+
+ fail:
+	if (!ret)
+                dev_kfree_skb(skb);
+
+	return ret;
+}
+
+
+/*
+ * This is the transmit routine for the 802.11 type interfaces
+ * called by upper layers of the linux networking
+ * stack when it has a frame to transmit
+ */
+static int
+ieee80211_mgmt_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_tx_packet_data *pkt_data;
+	struct ieee80211_hdr *hdr;
+	u16 fc;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	if (skb->len < 10) {
+		dev_kfree_skb(skb);
+		return 0;
+	}
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	fc = le16_to_cpu(hdr->frame_control);
+
+	pkt_data = (struct ieee80211_tx_packet_data *) skb->cb;
+	memset(pkt_data, 0, sizeof(struct ieee80211_tx_packet_data));
+        pkt_data->sdata = sdata;
+
+	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+	    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP)
+		pkt_data->pkt_probe_resp = 1;
+
+	skb->priority = 20; /* use hardcoded priority for mgmt TX queue */
+	skb->dev = sdata->master;
+
+	/*
+	 * We're using the protocol field of the the frame control header
+	 * to request TX callback for hostapd. BIT(1) is checked.
+	 */
+	if ((fc & BIT(1)) == BIT(1)) {
+		pkt_data->req_tx_status = 1;
+		fc &= ~BIT(1);
+		hdr->frame_control = cpu_to_le16(fc);
+	}
+
+	pkt_data->do_not_encrypt = !(fc & WLAN_FC_ISWEP);
+
+	sdata->stats.tx_packets++;
+        sdata->stats.tx_bytes += skb->len;
+
+        dev_queue_xmit(skb);
+
+	return 0;
+}
+
+
+static void ieee80211_beacon_add_tim(struct ieee80211_local *local,
+				     struct ieee80211_if_ap *bss,
+				     struct sk_buff *skb)
+{
+	u8 *pos, *tim;
+	int aid0 = 0;
+	int i, num_bits = 0, n1, n2;
+	u8 bitmap[251];
+
+	/* Generate bitmap for TIM only if there are any STAs in power save
+	 * mode. */
+	if (atomic_read(&bss->num_sta_ps) > 0 && bss->max_aid > 0) {
+		memset(bitmap, 0, sizeof(bitmap));
+		spin_lock_bh(&local->sta_lock);
+		for (i = 0; i < bss->max_aid; i++) {
+			if (bss->sta_aid[i] &&
+			    (!skb_queue_empty(&bss->sta_aid[i]->ps_tx_buf) ||
+			     !skb_queue_empty(&bss->sta_aid[i]->tx_filtered)))
+			{
+				bitmap[(i + 1) / 8] |= 1 << (i + 1) % 8;
+				num_bits++;
+			}
+		}
+		spin_unlock_bh(&local->sta_lock);
+	}
+
+	if (bss->dtim_count == 0)
+		bss->dtim_count = bss->dtim_period - 1;
+	else
+		bss->dtim_count--;
+
+	tim = pos = (u8 *) skb_put(skb, 6);
+	*pos++ = WLAN_EID_TIM;
+	*pos++ = 4;
+	*pos++ = bss->dtim_count;
+	*pos++ = bss->dtim_period;
+
+	if (bss->dtim_count == 0 && !skb_queue_empty(&bss->ps_bc_buf)) {
+		aid0 = 1;
+	}
+
+	if (num_bits) {
+		/* Find largest even number N1 so that bits numbered 1 through
+		 * (N1 x 8) - 1 in the bitmap are 0 and number N2 so that bits
+		 * (N2 + 1) x 8 through 2007 are 0. */
+		n1 = 0;
+		for (i = 0; i < sizeof(bitmap); i++) {
+			if (bitmap[i]) {
+				n1 = i & 0xfe;
+				break;
+			}
+		}
+		n2 = n1;
+		for (i = sizeof(bitmap) - 1; i >= n1; i--) {
+			if (bitmap[i]) {
+				n2 = i;
+				break;
+			}
+		}
+
+		/* Bitmap control */
+		*pos++ = n1 | (aid0 ? 1 : 0);
+		/* Part Virt Bitmap */
+		memcpy(pos, bitmap + n1, n2 - n1 + 1);
+
+		tim[1] = n2 - n1 + 4;
+		skb_put(skb, n2 - n1);
+	} else {
+		*pos++ = aid0 ? 1 : 0; /* Bitmap control */
+		*pos++ = 0; /* Part Virt Bitmap */
+	}
+}
+
+
+struct sk_buff * ieee80211_beacon_get(struct net_device *dev, int bss_idx,
+				      struct ieee80211_tx_control *control)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sk_buff *skb;
+	struct net_device *bdev;
+	struct ieee80211_sub_if_data *sdata = NULL;
+	struct ieee80211_if_ap *ap = NULL;
+	struct ieee80211_rate *rate;
+	struct rate_control_extra extra;
+	u8 *b_head, *b_tail;
+	int bh_len, bt_len;
+
+	spin_lock_bh(&local->sub_if_lock);
+	if (bss_idx < 0 || bss_idx >= local->bss_dev_count)
+		bdev = NULL;
+	else {
+		bdev = local->bss_devs[bss_idx];
+		sdata = IEEE80211_DEV_TO_SUB_IF(bdev);
+		ap = &sdata->u.ap;
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+
+	if (bdev == NULL || ap == NULL || ap->beacon_head == NULL) {
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+		if (net_ratelimit())
+			printk(KERN_DEBUG "no beacon data avail for idx=%d "
+			       "(%s)\n", bss_idx, bdev ? bdev->name : "N/A");
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+		return NULL;
+	}
+
+	/* Assume we are generating the normal beacon locally */
+	b_head = ap->beacon_head;
+	b_tail = ap->beacon_tail;
+	bh_len = ap->beacon_head_len;
+	bt_len = ap->beacon_tail_len;
+
+	skb = dev_alloc_skb(bh_len + bt_len + 256 /* maximum TIM len */);
+	if (!skb)
+		return NULL;
+
+	memcpy(skb_put(skb, bh_len), b_head, bh_len);
+
+	ieee80211_beacon_add_tim(local, ap, skb);
+
+	if (b_tail) {
+		memcpy(skb_put(skb, bt_len), b_tail, bt_len);
+	}
+
+	memset(&extra, 0, sizeof(extra));
+	extra.endidx = local->num_curr_rates;
+
+	rate = rate_control_get_rate(dev, skb, &extra);
+	if (rate == NULL) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s: ieee80211_beacon_get: no rate "
+			       "found\n", dev->name);
+		}
+		dev_kfree_skb(skb);
+		return NULL;
+	}
+
+	control->tx_rate = (local->short_preamble &&
+			    (rate->flags & IEEE80211_RATE_PREAMBLE2)) ?
+		rate->val2 : rate->val;
+	control->antenna_sel = local->conf.antenna_sel;
+	control->power_level = local->conf.power_level;
+	control->no_ack = 1;
+	control->retry_limit = 1;
+	control->rts_cts_duration = 0;
+	control->clear_dst_mask = 1;
+
+	ap->num_beacons++;
+	return skb;
+}
+
+
+struct sk_buff *
+ieee80211_get_buffered_bc(struct net_device *dev, int bss_idx,
+			  struct ieee80211_tx_control *control)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sk_buff *skb;
+	struct sta_info *sta;
+	ieee80211_tx_handler *handler;
+	struct ieee80211_txrx_data tx;
+	ieee80211_txrx_result res = TXRX_DROP;
+	struct net_device *bdev;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_ap *bss;
+
+	spin_lock_bh(&local->sub_if_lock);
+	if (bss_idx < 0 || bss_idx >= local->bss_dev_count) {
+		bdev = NULL;
+		bss = NULL;
+	} else {
+		bdev = local->bss_devs[bss_idx];
+		sdata = IEEE80211_DEV_TO_SUB_IF(bdev);
+		bss = &sdata->u.ap;
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+	if (bdev == NULL || bss == NULL || bss->beacon_head == NULL)
+		return NULL;
+
+	if (bss->dtim_count != 0)
+		return NULL; /* send buffered bc/mc only after DTIM beacon */
+	skb = skb_dequeue(&bss->ps_bc_buf);
+	memset(control, 0, sizeof(*control));
+	if (skb == NULL)
+		return NULL;
+	local->total_ps_buffered--;
+
+	if (!skb_queue_empty(&bss->ps_bc_buf) && skb->len >= 2) {
+		struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+		/* more buffered multicast/broadcast frames ==> set MoreData
+		 * flag in IEEE 802.11 header to inform PS STAs */
+		hdr->frame_control |= cpu_to_le16(WLAN_FC_MOREDATA);
+	}
+
+	ieee80211_tx_prepare(&tx, skb, dev, control);
+	sta = tx.sta;
+	tx.u.tx.ps_buffered = 1;
+
+	for (handler = local->tx_handlers; *handler != NULL; handler++) {
+		res = (*handler)(&tx);
+		if (res == TXRX_DROP || res == TXRX_QUEUED)
+			break;
+	}
+
+	if (res == TXRX_DROP) {
+		I802_DEBUG_INC(local->tx_handlers_drop);
+		dev_kfree_skb(skb);
+		skb = NULL;
+	} else if (res == TXRX_QUEUED) {
+		I802_DEBUG_INC(local->tx_handlers_queued);
+		skb = NULL;
+	}
+
+	if (sta)
+		sta_info_release(local, sta);
+
+	return skb;
+}
+
+
+int ieee80211_hw_config(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	int i, ret = 0;
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "HW CONFIG: channel=%d freq=%d mode=%d "
+	       "phymode=%d\n", local->conf.channel, local->conf.freq,
+	       local->conf.mode, local->conf.phymode);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+
+	if (local->hw->config)
+		ret = local->hw->config(dev, &local->conf);
+
+	for (i = 0; i < local->hw->num_modes; i++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[i];
+		if (mode->mode == local->conf.phymode) {
+			if (local->curr_rates != mode->rates) {
+				rate_control_clear(local);
+			}
+			local->curr_rates = mode->rates;
+			local->num_curr_rates = mode->num_rates;
+			ieee80211_prepare_rates(dev);
+			break;
+		}
+	}
+
+	return ret;
+}
+
+
+struct ieee80211_conf *ieee80211_get_hw_conf(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+        return &local->conf;
+}
+
+
+static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
+{
+	/* FIX: what would be proper limits for MTU?
+	 * This interface uses 802.3 frames. */
+	if (new_mtu < 256 || new_mtu > 2304 - 24 - 6) {
+		printk(KERN_WARNING "%s: invalid MTU %d\n",
+		       dev->name, new_mtu);
+		return -EINVAL;
+	}
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "%s: setting MTU %d\n", dev->name, new_mtu);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+	dev->mtu = new_mtu;
+	return 0;
+}
+
+
+static int ieee80211_change_mtu_apdev(struct net_device *dev, int new_mtu)
+{
+	/* FIX: what would be proper limits for MTU?
+	 * This interface uses 802.11 frames. */
+	if (new_mtu < 256 || new_mtu > 2304) {
+		printk(KERN_WARNING "%s: invalid MTU %d\n",
+		       dev->name, new_mtu);
+		return -EINVAL;
+	}
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "%s: setting MTU %d\n", dev->name, new_mtu);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+	dev->mtu = new_mtu;
+	return 0;
+}
+
+
+static void ieee80211_tx_timeout(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	printk(KERN_WARNING "%s: resetting interface.\n", dev->name);
+
+	if (local->hw->reset(dev))
+		printk(KERN_ERR "%s: failed to reset interface.\n", dev->name);
+	else
+		netif_wake_queue(dev);
+}
+
+
+static int ieee80211_set_mac_address(struct net_device *dev, void *addr)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sockaddr *a = addr;
+	struct list_head *ptr;
+	int res;
+
+	if (!local->hw->set_mac_address)
+		return -EOPNOTSUPP;
+
+	res = local->hw->set_mac_address(dev, addr);
+	if (res)
+		return res;
+
+	list_for_each(ptr, &local->sub_if_list)	{
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		memcpy(sdata->dev->dev_addr, a->sa_data, ETH_ALEN);
+	}
+
+	return 0;
+}
+
+
+static struct net_device_stats *ieee80211_get_stats(struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata;
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	return &(sdata->stats);
+}
+
+
+static int ieee80211_open(struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_local *local = dev->priv;
+	int res;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+        if (local->open_count == 0) {
+		res = local->hw->open(sdata->master);
+		if (res)
+			return res;
+		ieee80211_init_scan(sdata->master);
+	}
+        local->open_count++;
+
+	netif_start_queue(dev);
+	return 0;
+}
+
+
+static int ieee80211_stop(struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_local *local = dev->priv;
+	int res;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+        netif_stop_queue(dev);
+
+	local->open_count--;
+        if (local->open_count == 0) {
+		ieee80211_stop_scan(sdata->master);
+		res = local->hw->stop(sdata->master);
+		if (res)
+			return res;
+        }
+
+	return 0;
+}
+
+
+static int header_parse_80211(struct sk_buff *skb, unsigned char *haddr)
+{
+	memcpy(haddr, skb->mac.raw + 10, ETH_ALEN); /* addr2 */
+	return ETH_ALEN;
+}
+
+
+static struct net_device *
+ieee80211_get_wds_dev(struct ieee80211_local *local, u8 *addr)
+{
+	struct list_head *ptr;
+
+	list_for_each(ptr, &local->sub_if_list)	{
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_WDS &&
+		    memcmp(addr, sdata->u.wds.remote_addr, ETH_ALEN) == 0)
+			return sdata->dev;
+	}
+
+	return NULL;
+}
+
+
+static struct net_device * ieee80211_own_bssid(struct ieee80211_local *local,
+					       u8 *addr)
+{
+	int i;
+	struct net_device *dev = NULL;
+
+	spin_lock_bh(&local->sub_if_lock);
+	for (i = 0; i < local->bss_dev_count; i++) {
+		if ((memcmp(local->bss_devs[i]->dev_addr, addr, ETH_ALEN) == 0)
+		) {
+			dev = local->bss_devs[i];
+			break;
+		}
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+
+	return dev;
+}
+
+
+static struct net_device * ieee80211_sta_bssid(struct ieee80211_local *local,
+					       u8 *addr, u8 *a1,
+					       int *sta_multicast)
+{
+	struct list_head *ptr;
+	int multicast;
+	u8 *own_addr = local->mdev->dev_addr;
+
+	multicast = a1[0] & 0x01;
+
+	/* Try O(1) lookup for a common case of only one AP being used. */
+	if (own_addr[0] == a1[0] && own_addr[1] == a1[1] &&
+	    own_addr[2] == a1[2]) {
+		int index = (((int) a1[3] << 16) | ((int) a1[4] << 8) | a1[5])
+			- (((int) own_addr[3] << 16) |
+			   ((int) own_addr[4] << 8) | own_addr[5]);
+		if (index >= 0 && index < local->conf.bss_count &&
+		    local->sta_devs[index]) {
+			struct net_device *dev = local->sta_devs[index];
+			struct ieee80211_sub_if_data *sdata;
+			sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+			if (memcmp(addr, sdata->u.sta.bssid, ETH_ALEN) == 0) {
+				*sta_multicast = multicast;
+				return dev;
+			}
+		}
+	}
+
+	if (!multicast)
+		return NULL;
+
+	/* Could not find station interface, resort to O(n) lookup. */
+	list_for_each(ptr, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			continue;
+		if (!multicast &&
+		    memcmp(a1, sdata->dev->dev_addr, ETH_ALEN) != 0)
+			continue;
+
+		if (memcmp(addr, sdata->u.sta.bssid, ETH_ALEN) == 0 ||
+		    (memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) == 0 &&
+		     local->conf.mode == IW_MODE_ADHOC)) {
+			*sta_multicast = multicast;
+			return sdata->dev;
+		}
+	}
+
+	return NULL;
+}
+
+
+static int ieee80211_own_addr(struct net_device *dev, u8 *addr)
+{
+	struct ieee80211_local *local = dev->priv;
+	u8 *own = dev->dev_addr;
+	int index;
+
+	/* Optimization: assume that BSSID mask does not change for first
+	 * three octets. */
+	if (own[0] != addr[0] || own[1] != addr[1] || own[2] != addr[2])
+		return 0;
+
+	index = (((int) addr[3] << 16) | ((int) addr[4] << 8) | addr[5]) -
+		(((int) own[3] << 16) | ((int) own[4] << 8) | own[5]);
+	if (index >= 0 && index < local->conf.bss_count &&
+	    local->sta_devs[index])
+		return 1;
+
+	return 0;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_data(struct ieee80211_txrx_data *rx)
+{
+	struct net_device *dev = rx->dev;
+	struct ieee80211_local *local = rx->local;
+        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
+	u16 fc, hdrlen, ethertype;
+	u8 *payload;
+	u8 dst[ETH_ALEN];
+	u8 src[ETH_ALEN];
+        struct sk_buff *skb = rx->skb, *skb2;
+        struct ieee80211_sub_if_data *sdata;
+
+	fc = rx->fc;
+	if (unlikely(WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_DATA))
+		return TXRX_CONTINUE;
+
+	if (unlikely(!WLAN_FC_DATA_PRESENT(fc)))
+		return TXRX_DROP;
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	/* convert IEEE 802.11 header + possible LLC headers into Ethernet
+	 * header
+	 * IEEE 802.11 address fields:
+	 * ToDS FromDS Addr1 Addr2 Addr3 Addr4
+	 *   0     0   DA    SA    BSSID n/a
+	 *   0     1   DA    BSSID SA    n/a
+	 *   1     0   BSSID SA    DA    n/a
+	 *   1     1   RA    TA    DA    SA
+	 */
+
+	switch (fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) {
+	case WLAN_FC_TODS:
+		/* BSSID SA DA */
+		memcpy(dst, hdr->addr3, ETH_ALEN);
+		memcpy(src, hdr->addr2, ETH_ALEN);
+
+		if (unlikely(local->conf.mode != IW_MODE_MASTER ||
+			     !ieee80211_own_bssid(local, hdr->addr1))) {
+			printk(KERN_DEBUG "%s: dropped ToDS frame (BSSID="
+			       MACSTR " SA=" MACSTR " DA=" MACSTR ")\n",
+			       dev->name, MAC2STR(hdr->addr1),
+			       MAC2STR(hdr->addr2), MAC2STR(hdr->addr3));
+			return TXRX_DROP;
+		}
+		break;
+	case (WLAN_FC_TODS | WLAN_FC_FROMDS):
+		/* RA TA DA SA */
+		memcpy(dst, hdr->addr3, ETH_ALEN);
+		memcpy(src, hdr->addr4, ETH_ALEN);
+
+		dev = ieee80211_get_wds_dev(local, hdr->addr2);
+		if (!dev || memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) != 0) {
+			printk(KERN_DEBUG "%s: dropped FromDS&ToDS frame (RA="
+			       MACSTR " TA=" MACSTR " DA=" MACSTR " SA="
+			       MACSTR ")\n",
+			       rx->dev->name, MAC2STR(hdr->addr1),
+			       MAC2STR(hdr->addr2), MAC2STR(hdr->addr3),
+			       MAC2STR(hdr->addr4));
+			return TXRX_DROP;
+		}
+		break;
+	case WLAN_FC_FROMDS:
+		/* DA BSSID SA */
+		memcpy(dst, hdr->addr1, ETH_ALEN);
+		memcpy(src, hdr->addr3, ETH_ALEN);
+
+		sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA ||
+		    memcmp(hdr->addr3, dev->dev_addr, ETH_ALEN) == 0 ||
+		    memcmp(hdr->addr2, sdata->u.sta.bssid, ETH_ALEN) != 0) {
+			return TXRX_DROP;
+		}
+		break;
+	case 0:
+		/* DA SA BSSID */
+		memcpy(dst, hdr->addr1, ETH_ALEN);
+		memcpy(src, hdr->addr2, ETH_ALEN);
+
+		if (local->conf.mode != IW_MODE_ADHOC ||
+		    memcmp(hdr->addr3, local->bssid, ETH_ALEN) != 0) {
+			if (net_ratelimit()) {
+				printk(KERN_DEBUG "%s: dropped IBSS frame (DA="
+				       MACSTR " SA=" MACSTR " BSSID=" MACSTR
+				       ")\n",
+				       dev->name, MAC2STR(hdr->addr1),
+				       MAC2STR(hdr->addr2),
+				       MAC2STR(hdr->addr3));
+			}
+			return TXRX_DROP;
+		}
+		break;
+	}
+
+	payload = skb->data + hdrlen;
+
+	if (unlikely(skb->len - hdrlen < 8)) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s: RX too short data frame "
+			       "payload\n", dev->name);
+		}
+		return TXRX_DROP;
+	}
+
+	ethertype = (payload[6] << 8) | payload[7];
+
+	if (likely((memcmp(payload, rfc1042_header, 6) == 0 &&
+		    ethertype != ETH_P_AARP && ethertype != ETH_P_IPX) ||
+		   memcmp(payload, bridge_tunnel_header, 6) == 0)) {
+		/* remove RFC1042 or Bridge-Tunnel encapsulation and
+		 * replace EtherType */
+		skb_pull(skb, hdrlen + 6);
+		memcpy(skb_push(skb, ETH_ALEN), src, ETH_ALEN);
+		memcpy(skb_push(skb, ETH_ALEN), dst, ETH_ALEN);
+	} else {
+		struct ethhdr *ehdr;
+                unsigned short len;
+		skb_pull(skb, hdrlen);
+		len = htons(skb->len);
+		ehdr = (struct ethhdr *) skb_push(skb, sizeof(struct ethhdr));
+		memcpy(ehdr->h_dest, dst, ETH_ALEN);
+		memcpy(ehdr->h_source, src, ETH_ALEN);
+                ehdr->h_proto = len;
+	}
+
+        if (rx->sta && !rx->sta->assoc_ap &&
+	    !(rx->sta && (rx->sta->flags & WLAN_STA_WDS)))
+                skb->dev = rx->sta->dev;
+        else
+                skb->dev = dev;
+
+        skb2 = NULL;
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+        /*
+         * don't count the master since the low level code
+         * counts it already for us.
+         */
+        if (skb->dev != sdata->master) {
+		sdata->stats.rx_packets++;
+		sdata->stats.rx_bytes += skb->len;
+        }
+
+	if (local->bridge_packets && sdata->type != IEEE80211_SUB_IF_TYPE_WDS
+	    && sdata->type != IEEE80211_SUB_IF_TYPE_STA) {
+		if (MULTICAST_ADDR(skb->data)) {
+			/* send multicast frames both to higher layers in
+			 * local net stack and back to the wireless media */
+			skb2 = skb_copy(skb, GFP_ATOMIC);
+			if (skb2 == NULL)
+				printk(KERN_DEBUG "%s: failed to clone "
+				       "multicast frame\n", dev->name);
+		} else {
+			struct sta_info *dsta;
+                        dsta = sta_info_get(local, skb->data);
+                        if (dsta && dsta->dev == NULL) {
+                                printk(KERN_DEBUG "Station with null dev "
+				       "structure!\n");
+                        } else if (dsta && dsta->dev == dev) {
+				/* Destination station is associated to this
+				 * AP, so send the frame directly to it and
+				 * do not pass the frame to local net stack.
+                                 */
+				skb2 = skb;
+				skb = NULL;
+			}
+			if (dsta)
+				sta_info_release(local, dsta);
+		}
+	}
+
+	if (skb) {
+		/* deliver to local stack */
+		skb->protocol = eth_type_trans(skb, dev);
+		memset(skb->cb, 0, sizeof(skb->cb));
+		netif_rx(skb);
+	}
+
+	if (skb2) {
+		/* send to wireless media */
+		skb2->protocol = __constant_htons(ETH_P_802_3);
+		skb2->mac.raw = skb2->nh.raw = skb2->data;
+		dev_queue_xmit(skb2);
+        }
+
+	return TXRX_QUEUED;
+}
+
+
+static struct ieee80211_rate *
+ieee80211_get_rate(struct ieee80211_local *local, int phymode, int hw_rate)
+{
+	int m, r;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		if (mode->mode != phymode)
+			continue;
+		for (r = 0; r < mode->num_rates; r++) {
+			struct ieee80211_rate *rate = &mode->rates[r];
+			if (rate->val == hw_rate ||
+			    (rate->flags & IEEE80211_RATE_PREAMBLE2 &&
+			     rate->val2 == hw_rate))
+				return rate;
+		}
+	}
+
+	return NULL;
+}
+
+
+void
+ieee80211_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
+		  struct ieee80211_rx_status *status, u32 msg_type)
+{
+        struct ieee80211_local *local = dev->priv;
+        struct ieee80211_frame_info *fi;
+        size_t hlen;
+        struct ieee80211_sub_if_data *sdata;
+
+        dev = local->apdev;
+        skb->dev = dev;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	if (skb_headroom(skb) < sizeof(struct ieee80211_frame_info)) {
+		I802_DEBUG_INC(local->rx_expand_skb_head);
+		if (pskb_expand_head(skb, sizeof(struct ieee80211_frame_info),
+				     0, GFP_ATOMIC)) {
+			dev_kfree_skb(skb);
+                        return;
+		}
+	}
+
+	hlen = sizeof(struct ieee80211_frame_info);
+	if (msg_type == ieee80211_msg_monitor)
+		hlen -= sizeof(fi->msg_type);
+
+	fi = (struct ieee80211_frame_info *) skb_push(skb, hlen);
+        memset(fi, 0, hlen);
+	if (msg_type != ieee80211_msg_monitor)
+		fi->msg_type = htonl(msg_type);
+	fi->version = htonl(IEEE80211_FI_VERSION);
+        fi->length = htonl(hlen);
+        if (status) {
+                struct timespec ts;
+		struct ieee80211_rate *rate;
+
+                jiffies_to_timespec(status->hosttime, &ts);
+		fi->hosttime = cpu_to_be64(ts.tv_sec * 1000000 +
+					   ts.tv_nsec / 1000);
+		fi->mactime = cpu_to_be64(status->mactime);
+		switch (status->phymode) {
+                case MODE_IEEE80211A:
+                        fi->phytype = htonl(ieee80211_phytype_ofdm_dot11_a);
+                        break;
+                case MODE_IEEE80211B:
+                        fi->phytype = htonl(ieee80211_phytype_dsss_dot11_b);
+                        break;
+                case MODE_IEEE80211G:
+                        fi->phytype = htonl(ieee80211_phytype_pbcc_dot11_g);
+                        break;
+                case MODE_ATHEROS_TURBO:
+			fi->phytype =
+				htonl(ieee80211_phytype_dsss_dot11_turbo);
+                        break;
+                default:
+                        fi->phytype = 0xAAAAAAAA;
+			break;
+                }
+                fi->channel = htonl(status->channel);
+		rate = ieee80211_get_rate(local, status->phymode,
+					  status->rate);
+		if (rate) {
+			fi->datarate = htonl(rate->rate);
+			if (rate->flags & IEEE80211_RATE_PREAMBLE2) {
+				if (status->rate == rate->val)
+					fi->preamble = htonl(2); /* long */
+				else if (status->rate == rate->val2)
+					fi->preamble = htonl(1); /* short */
+			} else
+				fi->preamble = htonl(0);
+		} else {
+			fi->datarate = htonl(0);
+			fi->preamble = htonl(0);
+		}
+
+                fi->antenna = htonl(status->antenna);
+                fi->priority = 0xffffffff; /* no clue */
+                fi->ssi_type = htonl(ieee80211_ssi_raw);
+                fi->ssi_signal = htonl(status->ssi);
+                fi->ssi_noise = 0x00000000;
+                fi->encoding = 0;
+	} else {
+                fi->ssi_type = htonl(ieee80211_ssi_none);
+        }
+
+        sdata->stats.rx_packets++;
+        sdata->stats.rx_bytes += skb->len;
+
+        skb->mac.raw = skb->data;
+	skb->ip_summed = CHECKSUM_UNNECESSARY;
+	skb->pkt_type = PACKET_OTHERHOST;
+	skb->protocol = __constant_htons(ETH_P_802_2);
+	memset(skb->cb, 0, sizeof(skb->cb));
+        netif_rx(skb);
+}
+
+
+int ieee80211_radar_status(struct net_device *dev, int channel, int radar,
+			   int radar_type)
+{
+	struct sk_buff *skb;
+	struct ieee80211_radar_info *msg;
+
+	skb = dev_alloc_skb(sizeof(struct ieee80211_frame_info) +
+			    sizeof(struct ieee80211_radar_info));
+
+	if (skb == NULL)
+		return -ENOMEM;
+	skb_reserve(skb, sizeof(struct ieee80211_frame_info));
+
+	msg = (struct ieee80211_radar_info *)
+		skb_put(skb, sizeof(struct ieee80211_radar_info));
+	msg->channel = channel;
+	msg->radar = radar;
+	msg->radar_type = radar_type;
+
+	ieee80211_rx_mgmt(dev, skb, 0, ieee80211_msg_radar);
+	return 0;
+}
+
+
+int ieee80211_set_aid_for_sta(struct net_device *dev, u8 *peer_address,
+			      u16 aid)
+{
+        struct sk_buff *skb;
+        struct ieee80211_msg_set_aid_for_sta *msg;
+
+	skb = dev_alloc_skb(sizeof(struct ieee80211_frame_info) +
+			    sizeof(struct ieee80211_msg_set_aid_for_sta));
+
+        if (skb == NULL)
+		return -ENOMEM;
+	skb_reserve(skb, sizeof(struct ieee80211_frame_info));
+
+        msg = (struct ieee80211_msg_set_aid_for_sta *)
+		skb_put(skb, sizeof(struct ieee80211_msg_set_aid_for_sta));
+	memcpy(msg->sta_address, peer_address, ETH_ALEN);
+        msg->aid = aid;
+
+        ieee80211_rx_mgmt(dev, skb, 0, ieee80211_msg_set_aid_for_sta);
+        return 0;
+}
+
+
+static void ap_sta_ps_start(struct net_device *dev, struct sta_info *sta)
+{
+	struct ieee80211_sub_if_data *sdata;
+	sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+
+	if (sdata->bss)
+		atomic_inc(&sdata->bss->num_sta_ps);
+	sta->flags |= WLAN_STA_PS;
+	sta->pspoll = 0;
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+	printk(KERN_DEBUG "%s: STA " MACSTR " aid %d enters power "
+	       "save mode\n", dev->name, MAC2STR(sta->addr), sta->aid);
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+}
+
+
+static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sk_buff *skb;
+	int sent = 0;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_tx_packet_data *pkt_data;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+	if (sdata->bss)
+		atomic_dec(&sdata->bss->num_sta_ps);
+	sta->flags &= ~(WLAN_STA_PS | WLAN_STA_TIM);
+	sta->pspoll = 0;
+	if (!skb_queue_empty(&sta->ps_tx_buf) && local->hw->set_tim)
+		local->hw->set_tim(dev, sta->aid, 0);
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+	printk(KERN_DEBUG "%s: STA " MACSTR " aid %d exits power "
+	       "save mode\n", dev->name, MAC2STR(sta->addr), sta->aid);
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+	/* Send all buffered frames to the station */
+	while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
+		pkt_data = (struct ieee80211_tx_packet_data *) skb->cb;
+		sent++;
+		pkt_data->requeue = 1;
+		dev_queue_xmit(skb);
+	}
+	while ((skb = skb_dequeue(&sta->ps_tx_buf)) != NULL) {
+		pkt_data = (struct ieee80211_tx_packet_data *) skb->cb;
+		local->total_ps_buffered--;
+		sent++;
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+		printk(KERN_DEBUG "%s: STA " MACSTR " aid %d send PS frame "
+		       "since STA not sleeping anymore\n", dev->name,
+		       MAC2STR(sta->addr), sta->aid);
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+		pkt_data->requeue = 1;
+		dev_queue_xmit(skb);
+	}
+
+	return sent;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_ieee80211_rx_h_ps_poll(struct ieee80211_txrx_data *rx)
+{
+	struct sk_buff *skb;
+	int no_pending_pkts;
+
+	if (likely(!rx->sta || WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_CTRL ||
+		   WLAN_FC_GET_STYPE(rx->fc) != WLAN_FC_STYPE_PSPOLL))
+		return TXRX_CONTINUE;
+
+	skb = skb_dequeue(&rx->sta->tx_filtered);
+	if (skb == NULL) {
+		skb = skb_dequeue(&rx->sta->ps_tx_buf);
+		if (skb)
+			rx->local->total_ps_buffered--;
+	}
+	no_pending_pkts = skb_queue_empty(&rx->sta->tx_filtered) &&
+		skb_queue_empty(&rx->sta->ps_tx_buf);
+
+	if (skb) {
+		struct ieee80211_hdr *hdr =
+			(struct ieee80211_hdr *) skb->data;
+
+		/* tell TX path to send one frame even though the STA may
+		 * still remain is PS mode after this frame exchange */
+		rx->sta->pspoll = 1;
+
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+		printk(KERN_DEBUG "STA " MACSTR " aid %d: PS Poll (entries "
+		       "after %d)\n",
+		       MAC2STR(rx->sta->addr), rx->sta->aid,
+		       skb_queue_len(&rx->sta->ps_tx_buf));
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+
+		/* Use MoreData flag to indicate whether there are more
+		 * buffered frames for this STA */
+		if (no_pending_pkts) {
+			hdr->frame_control &= cpu_to_le16(~WLAN_FC_MOREDATA);
+			rx->sta->flags &= ~WLAN_STA_TIM;
+		} else
+			hdr->frame_control |= cpu_to_le16(WLAN_FC_MOREDATA);
+
+		dev_queue_xmit(skb);
+
+		if (no_pending_pkts && rx->local->hw->set_tim)
+			rx->local->hw->set_tim(rx->dev, rx->sta->aid, 0);
+#ifdef IEEE80211_VERBOSE_DEBUG_PS
+	} else if (!rx->u.rx.sent_ps_buffered) {
+		printk(KERN_DEBUG "%s: STA " MACSTR " sent PS Poll even "
+		       "though there is no buffered frames for it\n",
+		       rx->dev->name, MAC2STR(rx->sta->addr));
+#endif /* IEEE80211_VERBOSE_DEBUG_PS */
+
+	}
+
+	/* Free PS Poll skb here instead of returning TXRX_DROP that would
+	 * count as an dropped frame. */
+        dev_kfree_skb(rx->skb);
+
+	return TXRX_QUEUED;
+}
+
+
+static inline struct ieee80211_fragment_entry *
+ieee80211_reassemble_add(struct ieee80211_local *local,
+			 unsigned int frag, unsigned int seq, int rx_queue,
+			 struct sk_buff **skb)
+{
+        struct ieee80211_fragment_entry *entry;
+	int idx;
+
+	idx = local->fragment_next;
+	entry = &local->fragments[local->fragment_next++];
+	if (local->fragment_next >= IEEE80211_FRAGMENT_MAX)
+		local->fragment_next = 0;
+
+	if (entry->skb) {
+#ifdef CONFIG_D80211_DEBUG
+		struct ieee80211_hdr *hdr =
+			(struct ieee80211_hdr *) entry->skb->data;
+		printk(KERN_DEBUG "%s: RX reassembly removed oldest "
+		       "fragment entry (idx=%d age=%lu seq=%d last_frag=%d "
+		       "addr1=" MACSTR " addr2=" MACSTR "\n",
+		       local->mdev->name, idx,
+		       jiffies - entry->first_frag_time, entry->seq,
+		       entry->last_frag, MAC2STR(hdr->addr1),
+		       MAC2STR(hdr->addr2));
+#endif /* CONFIG_D80211_DEBUG */
+		dev_kfree_skb(entry->skb);
+	}
+
+	entry->skb = *skb;
+	*skb = NULL;
+	entry->first_frag_time = jiffies;
+	entry->seq = seq;
+	entry->rx_queue = rx_queue;
+        entry->last_frag = frag;
+	entry->ccmp = 0;
+
+	return entry;
+}
+
+
+static inline struct ieee80211_fragment_entry *
+ieee80211_reassemble_find(struct ieee80211_local *local,
+			  u16 fc, unsigned int frag, unsigned int seq,
+			  int rx_queue, struct ieee80211_hdr *hdr)
+{
+	struct ieee80211_fragment_entry *entry;
+        int i, idx;
+
+	idx = local->fragment_next;
+	for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++) {
+		struct ieee80211_hdr *f_hdr;
+		u16 f_fc;
+
+		idx--;
+		if (idx < 0)
+			idx = IEEE80211_FRAGMENT_MAX - 1;
+
+		entry = &local->fragments[idx];
+		if (!entry->skb || entry->seq != seq ||
+		    entry->rx_queue != rx_queue ||
+		    entry->last_frag + 1 != frag)
+			continue;
+
+		f_hdr = (struct ieee80211_hdr *) entry->skb->data;
+		f_fc = le16_to_cpu(f_hdr->frame_control);
+
+		if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_GET_TYPE(f_fc) ||
+		    memcmp(hdr->addr1, f_hdr->addr1, ETH_ALEN) != 0 ||
+		    memcmp(hdr->addr2, f_hdr->addr2, ETH_ALEN) != 0)
+			continue;
+
+		if (entry->first_frag_time + 2 * HZ < jiffies) {
+			dev_kfree_skb(entry->skb);
+			entry->skb = NULL;
+			continue;
+		}
+		return entry;
+        }
+
+	return NULL;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_hdr *hdr;
+	u16 sc;
+	unsigned int frag, seq;
+	struct ieee80211_fragment_entry *entry;
+
+	hdr = (struct ieee80211_hdr *) rx->skb->data;
+	sc = le16_to_cpu(hdr->seq_ctrl);
+	frag = WLAN_GET_SEQ_FRAG(sc);
+
+	if (likely((!(rx->fc & WLAN_FC_MOREFRAG) && frag == 0) ||
+		   (rx->skb)->len < 24 || MULTICAST_ADDR(hdr->addr1))) {
+		/* not fragmented */
+		goto out;
+	}
+	I802_DEBUG_INC(rx->local->rx_handlers_fragments);
+
+	seq = WLAN_GET_SEQ_SEQ(sc);
+
+	if (frag == 0) {
+		/* This is the first fragment of a new frame. */
+		entry = ieee80211_reassemble_add(rx->local, frag, seq,
+						 rx->u.rx.queue, &(rx->skb));
+		if (rx->key && rx->key->alg == ALG_CCMP &&
+		    (rx->fc & WLAN_FC_ISWEP)) {
+			/* Store CCMP PN so that we can verify that the next
+			 * fragment has a sequential PN value. */
+			entry->ccmp = 1;
+			memcpy(entry->last_pn,
+			       rx->key->u.ccmp.rx_pn[rx->u.rx.queue],
+			       CCMP_PN_LEN);
+		}
+		return TXRX_QUEUED;
+	}
+
+	/* This is a fragment for a frame that should already be pending in
+	 * fragment cache. Add this fragment to the end of the pending entry.
+	 */
+	entry = ieee80211_reassemble_find(rx->local, rx->fc, frag, seq,
+					  rx->u.rx.queue, hdr);
+	if (!entry) {
+		I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
+		return TXRX_DROP;
+	}
+
+	/* Verify that MPDUs within one MSDU have sequential PN values.
+	 * (IEEE 802.11i, 8.3.3.4.5) */
+	if (entry->ccmp) {
+		int i;
+		u8 pn[CCMP_PN_LEN], *rpn;
+		if (rx->key == NULL || rx->key->alg != ALG_CCMP)
+			return TXRX_DROP;
+		memcpy(pn, entry->last_pn, CCMP_PN_LEN);
+		for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
+			pn[i]++;
+			if (pn[i])
+				break;
+		}
+		rpn = rx->key->u.ccmp.rx_pn[rx->u.rx.queue];
+		if (memcmp(pn, rpn, CCMP_PN_LEN) != 0) {
+			printk(KERN_DEBUG "%s: defrag: CCMP PN not sequential"
+			       " A2=" MACSTR " PN=%02x%02x%02x%02x%02x%02x "
+			       "(expected %02x%02x%02x%02x%02x%02x)\n",
+			       rx->dev->name, MAC2STR(hdr->addr2),
+			       rpn[0], rpn[1], rpn[2], rpn[3], rpn[4], rpn[5],
+			       pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
+			return TXRX_DROP;
+		}
+		memcpy(entry->last_pn, pn, CCMP_PN_LEN);
+	}
+
+	/* TODO: could gather list of skb's and reallocate data buffer only
+	 * after finding out the total length of the frame */
+	skb_pull(rx->skb, ieee80211_get_hdrlen(rx->fc));
+	if (skb_tailroom(entry->skb) < rx->skb->len) {
+		I802_DEBUG_INC(rx->local->rx_expand_skb_head2);
+		if (unlikely(pskb_expand_head(entry->skb, 0, rx->skb->len,
+					      GFP_ATOMIC))) {
+			I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
+			return TXRX_DROP;
+		}
+	}
+	memcpy(skb_put(entry->skb, rx->skb->len), rx->skb->data, rx->skb->len);
+	entry->last_frag = frag;
+	dev_kfree_skb(rx->skb);
+
+	if (rx->fc & WLAN_FC_MOREFRAG) {
+                rx->skb = NULL;
+		return TXRX_QUEUED;
+	}
+
+	/* Complete frame has been reassembled - process it now */
+	rx->skb = entry->skb;
+	rx->fragmented = 1;
+        entry->skb = NULL;
+
+ out:
+	if (rx->sta)
+		rx->sta->rx_packets++;
+	if (MULTICAST_ADDR(hdr->addr1))
+		rx->local->dot11MulticastReceivedFrameCount++;
+#ifdef IEEE80211_LEDS
+        else
+		ieee80211_rx_led(2, rx->dev);
+#endif /* IEEE80211_LEDS */
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_monitor(struct ieee80211_txrx_data *rx)
+{
+	if (rx->local->conf.mode == IW_MODE_MONITOR) {
+		ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+                                  ieee80211_msg_monitor);
+		return TXRX_QUEUED;
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_check(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_hdr *hdr;
+	int always_sta_key;
+	hdr = (struct ieee80211_hdr *) rx->skb->data;
+
+	/* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */
+	if (rx->sta && !MULTICAST_ADDR(hdr->addr1)) {
+		if (unlikely(rx->fc & WLAN_FC_RETRY &&
+			     rx->sta->last_seq_ctrl[rx->u.rx.queue] ==
+			     hdr->seq_ctrl)) {
+			rx->local->dot11FrameDuplicateCount++;
+			rx->sta->num_duplicates++;
+			return TXRX_DROP;
+		} else
+			rx->sta->last_seq_ctrl[rx->u.rx.queue] = hdr->seq_ctrl;
+	}
+
+	if (rx->local->hw->rx_includes_fcs && rx->skb->len > FCS_LEN)
+		skb_trim(rx->skb, rx->skb->len - FCS_LEN);
+
+	if (unlikely(rx->skb->len < 16)) {
+		I802_DEBUG_INC(rx->local->rx_handlers_drop_short);
+		return TXRX_DROP;
+	}
+
+	/* Filter out foreign unicast packets when in promiscuous mode.
+	 * FIX: Filter out multicast to foreign BSSID. */
+	if (rx->local->conf.mode == IW_MODE_INFRA &&
+	    !MULTICAST_ADDR(hdr->addr1) &&
+	    !ieee80211_own_addr(rx->dev, hdr->addr1))
+		return TXRX_DROP;
+
+	/* Drop disallowed frame classes based on STA auth/assoc state;
+	 * IEEE 802.11, Chap 5.5.
+	 *
+	 * 80211.o does filtering only based on association state, i.e., it
+	 * drops Class 3 frames from not associated stations. hostapd sends
+	 * deauth/disassoc frames when needed. In addition, hostapd is
+	 * responsible for filtering on both auth and assoc states.
+	 */
+	if (unlikely((WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_DATA ||
+		      (WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_CTRL &&
+		       WLAN_FC_GET_STYPE(rx->fc) == WLAN_FC_STYPE_PSPOLL)) &&
+		     rx->local->conf.mode != IW_MODE_ADHOC &&
+		     (!rx->sta || !(rx->sta->flags & WLAN_STA_ASSOC)))) {
+		if (!(rx->fc & WLAN_FC_FROMDS) && !(rx->fc & WLAN_FC_TODS)) {
+			/* Drop IBSS frames silently. */
+			return TXRX_DROP;
+		}
+
+		ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+				  ieee80211_msg_sta_not_assoc);
+		return TXRX_QUEUED;
+	}
+
+	if (rx->local->conf.mode == IW_MODE_INFRA)
+		always_sta_key = 0;
+	else
+		always_sta_key = 1;
+
+	if (rx->sta && rx->sta->key && always_sta_key) {
+		rx->key = rx->sta->key;
+        } else {
+		if (!rx->sdata) {
+			printk(KERN_DEBUG "%s: sdata was null in packet!!\n",
+			       rx->dev->name);
+			printk(KERN_DEBUG "%s: Addr1: " MACSTR "\n",
+			       rx->dev->name, MAC2STR(hdr->addr1));
+			printk(KERN_DEBUG "%s: Addr2: " MACSTR "\n",
+			       rx->dev->name, MAC2STR(hdr->addr2));
+			printk(KERN_DEBUG "%s: Addr3: " MACSTR "\n",
+			       rx->dev->name, MAC2STR(hdr->addr3));
+			return TXRX_DROP;
+		}
+		if (rx->sta && rx->sta->key)
+			rx->key = rx->sta->key;
+		else
+			rx->key = rx->sdata->default_key;
+
+		if (rx->local->hw->wep_include_iv &&
+		    rx->fc & WLAN_FC_ISWEP) {
+			int keyidx = ieee80211_wep_get_keyidx(rx->skb);
+
+			if (keyidx >= 0 && keyidx < NUM_DEFAULT_KEYS &&
+			    (rx->sta == NULL || rx->sta->key == NULL ||
+			     keyidx > 0)) {
+				rx->key = rx->sdata->keys[keyidx];
+			}
+			if (!rx->key) {
+				printk(KERN_DEBUG "%s: RX WEP frame with "
+				       "unknown keyidx %d (A1=" MACSTR " A2="
+				       MACSTR " A3=" MACSTR ")\n",
+				       rx->dev->name, keyidx,
+				       MAC2STR(hdr->addr1),
+				       MAC2STR(hdr->addr2),
+				       MAC2STR(hdr->addr3));
+				ieee80211_rx_mgmt(
+					rx->dev, rx->skb, rx->u.rx.status,
+					ieee80211_msg_wep_frame_unknown_key);
+				return TXRX_QUEUED;
+			}
+		}
+        }
+
+	if (rx->fc & WLAN_FC_ISWEP && rx->key) {
+		rx->key->tx_rx_count++;
+		if (unlikely(rx->local->key_tx_rx_threshold &&
+			     rx->key->tx_rx_count >
+			     rx->local->key_tx_rx_threshold)) {
+			ieee80211_key_threshold_notify(rx->dev, rx->key,
+						       rx->sta);
+		}
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_sta_process(struct ieee80211_txrx_data *rx)
+{
+	struct sta_info *sta = rx->sta;
+	struct net_device *dev = rx->dev;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
+
+	if (!sta)
+		return TXRX_CONTINUE;
+
+	/* Update last_rx only for IBSS packets which are for the current
+	 * BSSID to avoid keeping the current IBSS network alive in cases where
+	 * other STAs are using different BSSID. */
+	if (rx->local->conf.mode == IW_MODE_ADHOC) {
+		u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len);
+		if (memcmp(bssid, rx->local->bssid, ETH_ALEN) == 0)
+			sta->last_rx = jiffies;
+	} else
+	if (!MULTICAST_ADDR(hdr->addr1) ||
+	    rx->local->conf.mode == IW_MODE_INFRA) {
+		/* Update last_rx only for unicast frames in order to prevent
+		 * the Probe Request frames (the only broadcast frames from a
+		 * STA in infrastructure mode) from keeping a connection alive.
+		 */
+		sta->last_rx = jiffies;
+	}
+	sta->rx_fragments++;
+	sta->rx_bytes += rx->skb->len;
+	sta->last_rssi = rx->u.rx.status->ssi;
+
+	if (!(rx->fc & WLAN_FC_MOREFRAG)) {
+		/* Change STA power saving mode only in the end of a frame
+		 * exchange sequence */
+		if ((sta->flags & WLAN_STA_PS) && !(rx->fc & WLAN_FC_PWRMGT))
+			rx->u.rx.sent_ps_buffered += ap_sta_ps_end(dev, sta);
+		else if (!(sta->flags & WLAN_STA_PS) &&
+			 (rx->fc & WLAN_FC_PWRMGT))
+			ap_sta_ps_start(dev, sta);
+	}
+
+	/* Drop data::nullfunc frames silently, since they are used only to
+	 * control station power saving mode. */
+	if (WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_DATA &&
+	    WLAN_FC_GET_STYPE(rx->fc) == WLAN_FC_STYPE_NULLFUNC) {
+		I802_DEBUG_INC(rx->local->rx_handlers_drop_nullfunc);
+		/* Update counter and free packet here to avoid counting this
+		 * as a dropped packed. */
+		sta->rx_packets++;
+		dev_kfree_skb(rx->skb);
+		return TXRX_QUEUED;
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_wep_weak_iv_detection(struct ieee80211_txrx_data *rx)
+{
+	if (!rx->sta || !(rx->fc & WLAN_FC_ISWEP) ||
+	    WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_DATA || !rx->key ||
+	    rx->key->alg != ALG_WEP)
+		return TXRX_CONTINUE;
+
+	/* Check for weak IVs, if hwaccel did not remove IV from the frame */
+	if (rx->local->hw->wep_include_iv ||
+	    rx->key->force_sw_encrypt || rx->local->conf.sw_decrypt) {
+		u8 *iv = ieee80211_wep_is_weak_iv(rx->skb, rx->key);
+		if (iv) {
+			rx->sta->wep_weak_iv_count++;
+		}
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_wep_decrypt(struct ieee80211_txrx_data *rx)
+{
+	/* If the device handles decryption totally, skip this test */
+	if (rx->local->hw->device_hides_wep)
+		return TXRX_CONTINUE;
+
+	if ((rx->key && rx->key->alg != ALG_WEP) ||
+	    !(rx->fc & WLAN_FC_ISWEP) ||
+	    (WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_DATA &&
+	     (WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_MGMT ||
+	      WLAN_FC_GET_STYPE(rx->fc) != WLAN_FC_STYPE_AUTH)))
+		return TXRX_CONTINUE;
+
+	if (!rx->key) {
+		printk(KERN_DEBUG "%s: RX WEP frame, but no key set\n",
+		       rx->dev->name);
+		return TXRX_DROP;
+	}
+
+	if (!(rx->u.rx.status->flag & RX_FLAG_DECRYPTED) ||
+	    rx->key->force_sw_encrypt || rx->local->conf.sw_decrypt) {
+		if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key)) {
+			printk(KERN_DEBUG "%s: RX WEP frame, decrypt "
+			       "failed\n", rx->dev->name);
+			return TXRX_DROP;
+		}
+	} else if (rx->local->hw->wep_include_iv) {
+		ieee80211_wep_remove_iv(rx->local, rx->skb, rx->key);
+		/* remove ICV */
+		skb_trim(rx->skb, rx->skb->len - 4);
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_802_1x_pae(struct ieee80211_txrx_data *rx)
+{
+	if (rx->sdata->eapol && ieee80211_is_eapol(rx->skb) &&
+	    rx->local->conf.mode != IW_MODE_INFRA) {
+		/* Pass both encrypted and unencrypted EAPOL frames to user
+		 * space for processing. */
+		ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+                                  ieee80211_msg_normal);
+		return TXRX_QUEUED;
+	}
+
+	if (unlikely(rx->sdata->ieee802_1x &&
+		     WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_DATA &&
+		     WLAN_FC_GET_STYPE(rx->fc) != WLAN_FC_STYPE_NULLFUNC &&
+		     (!rx->sta || !(rx->sta->flags & WLAN_STA_AUTHORIZED)) &&
+		     !ieee80211_is_eapol(rx->skb))) {
+#ifdef CONFIG_D80211_DEBUG
+		struct ieee80211_hdr *hdr =
+			(struct ieee80211_hdr *) rx->skb->data;
+		printk(KERN_DEBUG "%s: dropped frame from " MACSTR
+		       " (unauthorized port)\n", rx->dev->name,
+		       MAC2STR(hdr->addr2));
+#endif /* CONFIG_D80211_DEBUG */
+		return TXRX_DROP;
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_drop_unencrypted(struct ieee80211_txrx_data *rx)
+{
+	/*  If the device handles decryption totally, skip this test */
+	if (rx->local->hw->device_hides_wep)
+		return TXRX_CONTINUE;
+
+	/* Drop unencrypted frames if key is set. */
+	if (unlikely(!(rx->fc & WLAN_FC_ISWEP) &&
+		     WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_DATA &&
+		     WLAN_FC_GET_STYPE(rx->fc) != WLAN_FC_STYPE_NULLFUNC &&
+		     (rx->key || rx->sdata->drop_unencrypted) &&
+		     (rx->sdata->eapol == 0 ||
+		      !ieee80211_is_eapol(rx->skb)))) {
+		printk(KERN_DEBUG "%s: RX non-WEP frame, but expected "
+		       "encryption\n", rx->dev->name);
+		return TXRX_DROP;
+	}
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_mgmt(struct ieee80211_txrx_data *rx)
+{
+        struct ieee80211_sub_if_data *sdata;
+	sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		ieee80211_sta_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status);
+	} else {
+		/* Management frames are sent to hostapd for processing */
+		ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+				  ieee80211_msg_normal);
+	}
+	return TXRX_QUEUED;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_local *local = rx->local;
+        struct sk_buff *skb = rx->skb;
+
+	if (unlikely(local->sta_scanning != 0)) {
+		ieee80211_sta_rx_scan(rx->dev, skb, rx->u.rx.status);
+		return TXRX_QUEUED;
+	}
+
+	if (WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_DATA)
+		local->scan.txrx_count++;
+        if (unlikely(local->scan.in_scan != 0 &&
+		     rx->u.rx.status->freq == local->scan.freq)) {
+                struct ieee80211_hdr *hdr;
+                u16 fc;
+
+                local->scan.rx_packets++;
+
+                hdr = (struct ieee80211_hdr *) skb->data;
+                fc = le16_to_cpu(hdr->frame_control);
+
+                if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+		    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) {
+			local->scan.rx_beacon++;
+			/* Need to trim FCS here because it is normally
+			 * removed only after this passive scan handler. */
+			if (rx->local->hw->rx_includes_fcs &&
+			    rx->skb->len > FCS_LEN)
+				skb_trim(rx->skb, rx->skb->len - FCS_LEN);
+
+                        ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+                                          ieee80211_msg_passive_scan);
+                        return TXRX_QUEUED;
+                } else {
+			I802_DEBUG_INC(local->rx_handlers_drop_passive_scan);
+                        return TXRX_DROP;
+                }
+        }
+
+        return TXRX_CONTINUE;
+}
+
+
+static u8 * ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len)
+{
+	u16 fc;
+
+	if (len < 24)
+		return NULL;
+
+	fc = le16_to_cpu(hdr->frame_control);
+
+	switch (WLAN_FC_GET_TYPE(fc)) {
+	case WLAN_FC_TYPE_DATA:
+		switch (fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) {
+		case WLAN_FC_TODS:
+			return hdr->addr1;
+		case (WLAN_FC_TODS | WLAN_FC_FROMDS):
+			return NULL;
+		case WLAN_FC_FROMDS:
+			return hdr->addr2;
+		case 0:
+			return hdr->addr3;
+		}
+		break;
+	case WLAN_FC_TYPE_MGMT:
+		return hdr->addr3;
+	case WLAN_FC_TYPE_CTRL:
+		if (WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PSPOLL)
+			return hdr->addr1;
+		else
+			return NULL;
+	}
+
+	return NULL;
+}
+
+
+static struct net_device * ieee80211_get_rx_dev(struct ieee80211_local *local,
+						struct ieee80211_hdr *hdr,
+						size_t len, int *sta_broadcast)
+{
+	u8 *bssid;
+	struct net_device *dev;
+	u16 fc;
+
+	bssid = ieee80211_get_bssid(hdr, len);
+	if (bssid) {
+		dev = ieee80211_own_bssid(local, bssid);
+		if (!dev && (local->conf.mode == IW_MODE_INFRA ||
+			     local->conf.mode == IW_MODE_ADHOC))
+			dev = ieee80211_sta_bssid(local, bssid, hdr->addr1,
+						  sta_broadcast);
+		if (dev)
+			return dev;
+	}
+
+	if (len >= 30) {
+		fc = le16_to_cpu(hdr->frame_control);
+		if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_DATA &&
+		    (fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) ==
+		    (WLAN_FC_TODS | WLAN_FC_FROMDS)) {
+			dev = ieee80211_get_wds_dev(local, hdr->addr2);
+			if (dev)
+				return dev;
+		}
+	}
+
+	/* Default to default device if nothing else matches */
+	return local->wdev;
+}
+
+
+static void ieee80211_rx_michael_mic_report(struct net_device *dev,
+					    struct ieee80211_hdr *hdr,
+					    struct sta_info *sta,
+					    struct ieee80211_txrx_data *rx)
+{
+	int keyidx, hdrlen;
+
+	hdrlen = ieee80211_get_hdrlen_from_skb(rx->skb);
+	if (rx->skb->len >= hdrlen + 4)
+		keyidx = rx->skb->data[hdrlen + 3] >> 6;
+	else
+		keyidx = -1;
+
+	/* TODO: verify that this is not triggered by fragmented
+	 * frames (hw does not verify MIC for them). */
+	printk(KERN_DEBUG "%s: TKIP hwaccel reported Michael MIC "
+	       "failure from " MACSTR " to " MACSTR " keyidx=%d\n",
+	       dev->name, MAC2STR(hdr->addr2), MAC2STR(hdr->addr1), keyidx);
+
+	if (sta == NULL) {
+		/* Some hardware versions seem to generate incorrect
+		 * Michael MIC reports; ignore them to avoid triggering
+		 * countermeasures. */
+		printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
+		       "error for unknown address " MACSTR "\n",
+		       dev->name, MAC2STR(hdr->addr2));
+		goto ignore;
+	}
+
+	if (!(rx->fc & WLAN_FC_ISWEP)) {
+		printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
+		       "error for a frame with no ISWEP flag (src "
+		       MACSTR ")\n", dev->name, MAC2STR(hdr->addr2));
+		goto ignore;
+	}
+
+	if (rx->local->hw->wep_include_iv &&
+	    rx->local->conf.mode == IW_MODE_MASTER) {
+		int keyidx = ieee80211_wep_get_keyidx(rx->skb);
+		/* AP with Pairwise keys support should never receive Michael
+		 * MIC errors for non-zero keyidx because these are reserved
+		 * for group keys and only the AP is sending real multicast
+		 * frames in BSS. */
+		if (keyidx) {
+			printk(KERN_DEBUG "%s: ignored Michael MIC error for "
+			       "a frame with non-zero keyidx (%d) (src " MACSTR
+			       ")\n", dev->name, keyidx, MAC2STR(hdr->addr2));
+			goto ignore;
+		}
+	}
+
+	if (WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_DATA &&
+	    (WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_MGMT ||
+	     WLAN_FC_GET_STYPE(rx->fc) != WLAN_FC_STYPE_AUTH)) {
+		printk(KERN_DEBUG "%s: ignored spurious Michael MIC "
+		       "error for a frame that cannot be encrypted "
+		       "(fc=0x%04x) (src " MACSTR ")\n",
+		       dev->name, rx->fc, MAC2STR(hdr->addr2));
+		goto ignore;
+	}
+
+	do {
+		union iwreq_data wrqu;
+		char *buf = kmalloc(128, GFP_ATOMIC);
+		if (buf == NULL)
+			break;
+
+		/* TODO: needed parameters: count, key type, TSC */
+		sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
+			"keyid=%d %scast addr=" MACSTR ")",
+			keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni",
+			MAC2STR(hdr->addr2));
+		memset(&wrqu, 0, sizeof(wrqu));
+		wrqu.data.length = strlen(buf);
+		wireless_send_event(rx->dev, IWEVCUSTOM, &wrqu, buf);
+		kfree(buf);
+	} while (0);
+
+	/* TODO: consider verifying the MIC error report with software
+	 * implementation if we get too many spurious reports from the
+	 * hardware. */
+	ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+			  ieee80211_msg_michael_mic_failure);
+	return;
+
+ ignore:
+	dev_kfree_skb(rx->skb);
+	rx->skb = NULL;
+}
+
+
+static void ieee80211_sta_rx_broadcast(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_local *local = rx->dev->priv;
+	u8 *_bssid, bssid[ETH_ALEN];
+	struct sk_buff *orig_skb = rx->skb, *skb;
+	struct ieee80211_hdr *hdr;
+	ieee80211_rx_handler *handler;
+	ieee80211_txrx_result res;
+	struct list_head *ptr;
+
+	hdr = (struct ieee80211_hdr *) orig_skb->data;
+	_bssid = ieee80211_get_bssid(hdr, orig_skb->len);
+	if (_bssid == NULL) {
+		dev_kfree_skb(orig_skb);
+		return;
+	}
+	memcpy(bssid, _bssid, ETH_ALEN);
+
+	list_for_each(ptr, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA ||
+		    (memcmp(bssid, sdata->u.sta.bssid, ETH_ALEN) != 0 &&
+		     !(bssid[0] & 0x01)))
+			continue;
+
+		skb = skb_copy(orig_skb, GFP_ATOMIC);
+		if (skb == NULL) {
+			if (net_ratelimit()) {
+				printk(KERN_DEBUG "%s: failed to copy "
+				       "multicast frame for %s",
+				       rx->dev->name, sdata->dev->name);
+			}
+			continue;
+		}
+
+		hdr = (struct ieee80211_hdr *) skb->data;
+		rx->skb = skb;
+		rx->dev = sdata->dev;
+		rx->sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
+
+		res = TXRX_DROP;
+		for (handler = local->rx_handlers; *handler != NULL; handler++)
+		{
+			res = (*handler)(rx);
+			if (res == TXRX_DROP || res == TXRX_QUEUED)
+				break;
+		}
+
+		if (res == TXRX_DROP || *handler == NULL)
+			dev_kfree_skb(skb);
+	}
+
+	dev_kfree_skb(orig_skb);
+}
+
+
+/*
+ * This is the receive path handler. It is called by a low level driver when an
+ * 802.11 MPDU is received from the hardware.
+ */
+void __ieee80211_rx(struct net_device *dev, struct sk_buff *skb,
+		    struct ieee80211_rx_status *status)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+	struct ieee80211_hdr *hdr;
+	ieee80211_rx_handler *handler;
+	struct ieee80211_txrx_data rx;
+        ieee80211_txrx_result res = TXRX_DROP;
+	u16 type;
+	int sta_broadcast = 0;
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	memset(&rx, 0, sizeof(rx));
+	rx.skb = skb;
+	rx.local = local;
+	if (skb->len >= 16) {
+		sta = rx.sta = sta_info_get(local, hdr->addr2);
+		if (unlikely(sta == NULL &&
+			     local->conf.mode == IW_MODE_ADHOC)) {
+			u8 *bssid = ieee80211_get_bssid(hdr, skb->len);
+			if (bssid &&
+			    memcmp(bssid, local->bssid, ETH_ALEN) == 0)
+				sta = rx.sta =
+					ieee80211_ibss_add_sta(dev, skb, bssid,
+							       hdr->addr2);
+		}
+	} else
+		sta = rx.sta = NULL;
+        if (sta && !sta->assoc_ap && !(sta->flags & WLAN_STA_WDS))
+		rx.dev = sta->dev;
+	else
+		rx.dev = ieee80211_get_rx_dev(local, hdr, skb->len,
+					      &sta_broadcast);
+
+	rx.sdata = IEEE80211_DEV_TO_SUB_IF(rx.dev);
+	rx.u.rx.status = status;
+	rx.fc = skb->len >= 2 ? le16_to_cpu(hdr->frame_control) : 0;
+	type = WLAN_FC_GET_TYPE(rx.fc);
+	if (type == WLAN_FC_TYPE_DATA || type == WLAN_FC_TYPE_MGMT)
+		local->dot11ReceivedFragmentCount++;
+	if (sta_broadcast) {
+		ieee80211_sta_rx_broadcast(&rx);
+		goto end;
+	}
+
+        if ((status->flag & RX_FLAG_MMIC_ERROR)) {
+		ieee80211_rx_michael_mic_report(dev, hdr, sta, &rx);
+		goto end;
+        }
+
+	for (handler = local->rx_handlers; *handler != NULL; handler++) {
+		res = (*handler)(&rx);
+		if (res != TXRX_CONTINUE) {
+			if (res == TXRX_DROP) {
+				I802_DEBUG_INC(local->rx_handlers_drop);
+				if (sta)
+					sta->rx_dropped++;
+			}
+			if (res == TXRX_QUEUED)
+				I802_DEBUG_INC(local->rx_handlers_queued);
+			break;
+		}
+	}
+	skb = rx.skb; /* handlers are allowed to change skb */
+
+	if (res == TXRX_DROP || *handler == NULL)
+		dev_kfree_skb(skb);
+
+  end:
+	if (sta)
+                sta_info_release(local, sta);
+}
+
+
+static ieee80211_txrx_result
+ieee80211_tx_h_load_stats(struct ieee80211_txrx_data *tx)
+{
+        struct ieee80211_local *local = tx->local;
+	struct sk_buff *skb = tx->skb;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u32 load = 0, hdrtime;
+
+	/* TODO: this could be part of tx_status handling, so that the number
+	 * of retries would be known; TX rate should in that case be stored
+	 * somewhere with the packet */
+
+	/* Estimate total channel use caused by this frame */
+
+	/* 1 bit at 1 Mbit/s takes 1 usec; in channel_use values,
+	 * 1 usec = 1/8 * (1080 / 10) = 13.5 */
+
+	if (local->conf.phymode == MODE_IEEE80211A ||
+	    local->conf.phymode == MODE_ATHEROS_TURBO ||
+            local->conf.phymode == MODE_ATHEROS_TURBOG ||
+	    (local->conf.phymode == MODE_IEEE80211G &&
+	     tx->u.tx.rate->flags & IEEE80211_RATE_ERP))
+		hdrtime = CHAN_UTIL_HDR_SHORT;
+	else
+		hdrtime = CHAN_UTIL_HDR_LONG;
+
+	load = hdrtime;
+	if (!MULTICAST_ADDR(hdr->addr1))
+		load += hdrtime;
+
+	if (tx->u.tx.control->use_rts_cts)
+		load += 2 * hdrtime;
+	else if (tx->u.tx.control->use_cts_protect)
+		load += hdrtime;
+
+	load += skb->len * tx->u.tx.rate->rate_inv;
+
+	if (tx->u.tx.extra_frag) {
+		int i;
+		for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+			load += 2 * hdrtime;
+			load += tx->u.tx.extra_frag[i]->len *
+				tx->u.tx.rate->rate;
+		}
+	}
+
+	/* Divide channel_use by 8 to avoid wrapping around the counter */
+        load >>= CHAN_UTIL_SHIFT;
+        local->channel_use_raw += load;
+	if (tx->sta)
+		tx->sta->channel_use_raw += load;
+        tx->sdata->channel_use_raw += load;
+
+	return TXRX_CONTINUE;
+}
+
+
+static ieee80211_txrx_result
+ieee80211_rx_h_load_stats(struct ieee80211_txrx_data *rx)
+{
+        struct ieee80211_local *local = rx->local;
+	struct sk_buff *skb = rx->skb;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u32 load = 0, hdrtime;
+	struct ieee80211_rate *rate;
+	int i;
+
+	/* Estimate total channel use caused by this frame */
+
+	if (unlikely(local->num_curr_rates < 0))
+		return TXRX_CONTINUE;
+
+	rate = &local->curr_rates[0];
+	for (i = 0; i < local->num_curr_rates; i++) {
+		if (local->curr_rates[i].val == rx->u.rx.status->rate) {
+			rate = &local->curr_rates[i];
+			break;
+		}
+	}
+
+	/* 1 bit at 1 Mbit/s takes 1 usec; in channel_use values,
+	 * 1 usec = 1/8 * (1080 / 10) = 13.5 */
+
+	if (local->conf.phymode == MODE_IEEE80211A ||
+	    local->conf.phymode == MODE_ATHEROS_TURBO ||
+            local->conf.phymode == MODE_ATHEROS_TURBOG ||
+	    (local->conf.phymode == MODE_IEEE80211G &&
+	     rate->flags & IEEE80211_RATE_ERP))
+		hdrtime = CHAN_UTIL_HDR_SHORT;
+	else
+		hdrtime = CHAN_UTIL_HDR_LONG;
+
+	load = hdrtime;
+	if (!MULTICAST_ADDR(hdr->addr1))
+		load += hdrtime;
+
+	load += skb->len * rate->rate_inv;
+
+	/* Divide channel_use by 8 to avoid wrapping around the counter */
+        load >>= CHAN_UTIL_SHIFT;
+        local->channel_use_raw += load;
+	if (rx->sta)
+		rx->sta->channel_use_raw += load;
+        rx->sdata->channel_use_raw += load;
+
+	return TXRX_CONTINUE;
+}
+
+
+static void ieee80211_stat_refresh(unsigned long data)
+{
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+        struct list_head *ptr, *n;
+
+	if (!local->stat_time)
+		return;
+
+	/* go through all stations */
+	spin_lock_bh(&local->sta_lock);
+	list_for_each(ptr, &local->sta_list) {
+		struct sta_info *sta =
+			list_entry(ptr, struct sta_info, list);
+		sta->channel_use = (sta->channel_use_raw / local->stat_time) /
+			CHAN_UTIL_PER_10MS;
+		sta->channel_use_raw = 0;
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	/* go through all subinterfaces */
+	list_for_each_safe(ptr, n, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+                sdata->channel_use = (sdata->channel_use_raw /
+				      local->stat_time) / CHAN_UTIL_PER_10MS;
+                sdata->channel_use_raw = 0;
+
+        }
+
+	/* hardware interface */
+	local->channel_use = (local->channel_use_raw /
+			      local->stat_time) / CHAN_UTIL_PER_10MS;
+	local->channel_use_raw = 0;
+
+	local->stat_timer.expires = jiffies + HZ * local->stat_time / 100;
+	add_timer(&local->stat_timer);
+}
+
+
+/* This is a version of the rx handler that can be called from hard irq
+ * context. Post the skb on the queue and schedule the tasklet */
+void ieee80211_rx_irqsafe(struct net_device *dev, struct sk_buff *skb,
+			  struct ieee80211_rx_status *status)
+{
+        struct ieee80211_local *local = dev->priv;
+	struct ieee80211_rx_status *saved;
+
+        skb->dev = dev;
+	saved = kmalloc(sizeof(struct ieee80211_rx_status), GFP_ATOMIC);
+	if (saved)
+		memcpy(saved, status, sizeof(struct ieee80211_rx_status));
+	memcpy(skb->cb, &saved, sizeof(saved));
+        skb->pkt_type = ieee80211_rx_msg;
+        skb_queue_tail(&local->skb_queue, skb);
+        tasklet_schedule(&local->tasklet);
+}
+
+
+void ieee80211_tx_status_irqsafe(struct net_device *dev, struct sk_buff *skb,
+				 struct ieee80211_tx_status *status)
+{
+        struct ieee80211_local *local = dev->priv;
+	struct ieee80211_tx_status *saved;
+	int tmp;
+
+        skb->dev = dev;
+	saved = kmalloc(sizeof(struct ieee80211_tx_status), GFP_ATOMIC);
+	if (saved)
+		memcpy(saved, status, sizeof(struct ieee80211_tx_status));
+	memcpy(skb->cb, &saved, sizeof(saved));
+        skb->pkt_type = ieee80211_tx_status_msg;
+	skb_queue_tail(status->control.req_tx_status ?
+		       &local->skb_queue : &local->skb_queue_unreliable, skb);
+	tmp = skb_queue_len(&local->skb_queue) +
+		skb_queue_len(&local->skb_queue_unreliable);
+	while (tmp > IEEE80211_IRQSAFE_QUEUE_LIMIT &&
+	       (skb = skb_dequeue(&local->skb_queue_unreliable))) {
+		memcpy(&saved, skb->cb, sizeof(saved));
+		kfree(saved);
+		dev_kfree_skb_irq(skb);
+		tmp--;
+		I802_DEBUG_INC(local->tx_status_drop);
+	}
+        tasklet_schedule(&local->tasklet);
+}
+
+
+static void ieee80211_tasklet_handler(unsigned long data)
+{
+        struct ieee80211_local *local = (struct ieee80211_local *) data;
+        struct sk_buff *skb;
+	struct ieee80211_rx_status *rx_status;
+	struct ieee80211_tx_status *tx_status;
+
+	while ((skb = skb_dequeue(&local->skb_queue)) ||
+	       (skb = skb_dequeue(&local->skb_queue_unreliable))) {
+                switch (skb->pkt_type) {
+		case ieee80211_rx_msg:
+			memcpy(&rx_status, skb->cb, sizeof(rx_status));
+			if (!rx_status) {
+				if (net_ratelimit())
+					printk(KERN_WARNING "%s: Not enough "
+					       "memory, dropping packet",
+					       skb->dev->name);
+				dev_kfree_skb(skb);
+				return;
+			}
+			/* Clear skb->type in order to not confuse kernel
+			 * netstack. */
+			skb->pkt_type = 0;
+			__ieee80211_rx(skb->dev, skb, rx_status);
+			kfree(rx_status);
+			break;
+		case ieee80211_tx_status_msg:
+			memcpy(&tx_status, skb->cb, sizeof(tx_status));
+			if (!tx_status) {
+				dev_kfree_skb(skb);
+				return;
+			}
+			skb->pkt_type = 0;
+			ieee80211_tx_status(skb->dev, skb, tx_status);
+			kfree(tx_status);
+			break;
+		default: /* should never get here! */
+			printk(KERN_ERR "%s: Unknown message type (%d)\n",
+			       local->wdev->name, skb->pkt_type);
+			dev_kfree_skb(skb);
+			break;
+                }
+        }
+}
+
+
+/* Remove added headers (e.g., QoS control), encryption header/MIC, etc. to
+ * make a prepared TX frame (one that has been given to hw) to look like brand
+ * new IEEE 802.11 frame that is ready to go through TX processing again.
+ * Also, tx_packet_data in cb is restored from tx_control. */
+static void ieee80211_remove_tx_extra(struct ieee80211_local *local,
+				      struct ieee80211_key *key,
+				      struct sk_buff *skb,
+				      struct ieee80211_tx_control *control)
+{
+	int hdrlen, iv_len, mic_len;
+	struct ieee80211_tx_packet_data *pkt_data;
+
+	pkt_data = (struct ieee80211_tx_packet_data *)skb->cb;
+	pkt_data->sdata = control->sdata;
+	pkt_data->req_tx_status = control->req_tx_status;
+	pkt_data->do_not_encrypt = control->do_not_encrypt;
+	pkt_data->pkt_probe_resp = (control->pkt_type == PKT_PROBE_RESP);
+	pkt_data->requeue = control->requeue;
+	pkt_data->queue = control->queue;
+
+	if (key == NULL)
+		return;
+
+	hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+
+	switch (key->alg) {
+	case ALG_WEP:
+		iv_len = WEP_IV_LEN;
+		mic_len = WEP_ICV_LEN;
+		break;
+	case ALG_TKIP:
+		iv_len = TKIP_IV_LEN;
+		mic_len = TKIP_ICV_LEN;
+		break;
+	case ALG_CCMP:
+		iv_len = CCMP_HDR_LEN;
+		mic_len = CCMP_MIC_LEN;
+		break;
+	default:
+		return;
+	}
+
+	if (skb->len >= mic_len && key->force_sw_encrypt)
+		skb_trim(skb, skb->len - mic_len);
+	if (skb->len >= iv_len && skb->len > hdrlen) {
+		memmove(skb->data + iv_len, skb->data, hdrlen);
+		skb_pull(skb, iv_len);
+	}
+
+	{
+		struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+		u16 fc = le16_to_cpu(hdr->frame_control);
+		if ((fc & 0x8C) == 0x88) /* QoS Control Field */ {
+			fc &= ~(WLAN_FC_STYPE_QOS_DATA << 4);
+			hdr->frame_control = cpu_to_le16(fc);
+			memmove(skb->data + 2, skb->data, hdrlen - 2);
+			skb_pull(skb, 2);
+		}
+	}
+}
+
+
+void ieee80211_tx_status(struct net_device *dev, struct sk_buff *skb,
+			 struct ieee80211_tx_status *status)
+{
+	struct sk_buff *skb2;
+        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+        struct ieee80211_local *local = dev->priv;
+	u16 frag, type;
+	u32 msg_type;
+
+	if (!status) {
+                printk(KERN_ERR
+		       "%s: ieee80211_tx_status called with NULL status\n",
+		       dev->name);
+		dev_kfree_skb(skb);
+		return;
+	}
+
+	if (status->excessive_retries) {
+		struct sta_info *sta;
+		sta = sta_info_get(local, hdr->addr1);
+		if (sta) {
+			if (sta->flags & WLAN_STA_PS) {
+				/* The STA is in power save mode, so assume
+				 * that this TX packet failed because of that.
+				 */
+				status->excessive_retries = 0;
+				status->tx_filtered = 1;
+			}
+			sta_info_release(local, sta);
+		}
+	}
+
+	if (status->tx_filtered) {
+		struct sta_info *sta;
+		sta = sta_info_get(local, hdr->addr1);
+		if (sta) {
+			sta->tx_filtered_count++;
+
+			/* Clear the TX filter mask for this STA when sending
+			 * the next packet. If the STA went to power save mode,
+			 * this will happen when it is waking up for the next
+			 * time. */
+			sta->clear_dst_mask = 1;
+
+			/* TODO: Is the WLAN_STA_PS flag always set here or is
+			 * the race between RX and TX status causing some
+			 * packets to be filtered out before 80211.o gets an
+			 * update for PS status? This seems to be the case, so
+			 * no changes are likely to be needed. */
+			if (sta->flags & WLAN_STA_PS &&
+			    skb_queue_len(&sta->tx_filtered) <
+			    STA_MAX_TX_BUFFER) {
+				ieee80211_remove_tx_extra(local, sta->key,
+							  skb,
+							  &status->control);
+				skb_queue_tail(&sta->tx_filtered, skb);
+			} else if (!(sta->flags & WLAN_STA_PS) &&
+				   !status->control.requeue) {
+				/* Software retry the packet once */
+				status->control.requeue = 1;
+				ieee80211_remove_tx_extra(local, sta->key,
+							  skb,
+							  &status->control);
+				dev_queue_xmit(skb);
+			} else {
+				if (net_ratelimit()) {
+					printk(KERN_DEBUG "%s: dropped TX "
+					       "filtered frame queue_len=%d "
+					       "PS=%d @%lu\n",
+					       dev->name,
+					       skb_queue_len(
+						       &sta->tx_filtered),
+					       !!(sta->flags & WLAN_STA_PS),
+					       jiffies);
+				}
+				dev_kfree_skb(skb);
+			}
+			sta_info_release(local, sta);
+			return;
+		}
+	} else {
+		rate_control_tx_status(dev, skb, status);
+	}
+
+#ifdef IEEE80211_LEDS
+        if (local->tx_led_counter && (local->tx_led_counter-- == 1)) {
+                ieee80211_tx_led(0, dev);
+        }
+#endif /* IEEE80211_LEDS */
+        /* SNMP counters
+	 * Fragments are passed to low-level drivers as separate skbs, so these
+	 * are actually fragments, not frames. Update frame counters only for
+	 * the first fragment of the frame. */
+
+	frag = WLAN_GET_SEQ_FRAG(le16_to_cpu(hdr->seq_ctrl));
+	type = WLAN_FC_GET_TYPE(le16_to_cpu(hdr->frame_control));
+
+        if (status->ack) {
+		if (frag == 0) {
+			local->dot11TransmittedFrameCount++;
+			if (MULTICAST_ADDR(hdr->addr1))
+				local->dot11MulticastTransmittedFrameCount++;
+			if (status->retry_count > 0)
+				local->dot11RetryCount++;
+			if (status->retry_count > 1)
+				local->dot11MultipleRetryCount++;
+		}
+
+		/* This counter shall be incremented for an acknowledged MPDU
+		 * with an individual address in the address 1 field or an MPDU
+		 * with a multicast address in the address 1 field of type Data
+		 * or Management. */
+		if (!MULTICAST_ADDR(hdr->addr1) || type == WLAN_FC_TYPE_DATA ||
+		    type == WLAN_FC_TYPE_MGMT)
+			local->dot11TransmittedFragmentCount++;
+        } else {
+		if (frag == 0)
+			local->dot11FailedCount++;
+        }
+
+        if (!status->control.req_tx_status) {
+		dev_kfree_skb(skb);
+		return;
+	}
+
+	msg_type = status->ack ? ieee80211_msg_tx_callback_ack :
+		ieee80211_msg_tx_callback_fail;
+
+	/* skb was the original skb used for TX. Clone it and give the clone
+	 * to netif_rx(). Free original skb. */
+	skb2 = skb_copy(skb, GFP_ATOMIC);
+        if (!skb2) {
+		dev_kfree_skb(skb);
+		return;
+	}
+	dev_kfree_skb(skb);
+	skb = skb2;
+
+        /* Send frame to hostapd */
+        ieee80211_rx_mgmt(dev, skb, NULL, msg_type);
+}
+
+
+/* TODO: implement register/unregister functions for adding TX/RX handlers
+ * into ordered list */
+
+static ieee80211_rx_handler ieee80211_rx_handlers[] =
+{
+	ieee80211_rx_h_parse_qos,
+	ieee80211_rx_h_load_stats,
+	ieee80211_rx_h_monitor,
+	ieee80211_rx_h_passive_scan,
+	ieee80211_rx_h_check,
+	ieee80211_rx_h_sta_process,
+	ieee80211_rx_h_ccmp_decrypt,
+	ieee80211_rx_h_tkip_decrypt,
+	ieee80211_rx_h_wep_weak_iv_detection,
+	ieee80211_rx_h_wep_decrypt,
+	ieee80211_rx_h_defragment,
+	ieee80211_rx_h_ieee80211_rx_h_ps_poll,
+	ieee80211_rx_h_michael_mic_verify,
+	/* this must be after decryption - so header is counted in MPDU mic
+	 * must be before pae and data, so QOS_DATA format frames
+	 * are not passed to user space by these functions
+	 */
+	ieee80211_rx_h_remove_qos_control,
+	ieee80211_rx_h_802_1x_pae,
+	ieee80211_rx_h_drop_unencrypted,
+	ieee80211_rx_h_data,
+	ieee80211_rx_h_mgmt,
+	NULL
+};
+
+static ieee80211_tx_handler ieee80211_tx_handlers[] =
+{
+	ieee80211_tx_h_rate_limit,
+	ieee80211_tx_h_check_assoc,
+	ieee80211_tx_h_ps_buf,
+	ieee80211_tx_h_select_key,
+	ieee80211_tx_h_michael_mic_add,
+	ieee80211_tx_h_fragment,
+	ieee80211_tx_h_tkip_encrypt,
+	ieee80211_tx_h_ccmp_encrypt,
+	ieee80211_tx_h_wep_encrypt,
+	ieee80211_tx_h_rate_ctrl,
+	ieee80211_tx_h_misc,
+	ieee80211_tx_h_load_stats,
+	NULL
+};
+
+
+static void ieee80211_if_sdata_init(struct ieee80211_sub_if_data *sdata)
+{
+	/* Default values for sub-interface parameters */
+	sdata->drop_unencrypted = 0;
+	sdata->eapol = 1;
+}
+
+
+static struct net_device *ieee80211_if_add(struct net_device *dev,
+					   const char *name, int locked)
+{
+	struct net_device *wds_dev = NULL, *tmp_dev;
+        struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata = NULL, *sdata_parent;
+        int alloc_size;
+	int ret;
+	int i;
+
+	/* ensure 32-bit alignment of our private data and hw private data */
+	alloc_size = sizeof(struct net_device) + 3 +
+		sizeof(struct ieee80211_sub_if_data) + 3;
+
+        wds_dev = (struct net_device *) kmalloc(alloc_size, GFP_KERNEL);
+        if (wds_dev == NULL)
+		return NULL;
+
+	memset(wds_dev, 0, alloc_size);
+	wds_dev->priv = local;
+	ether_setup(wds_dev);
+	if (strlen(name) == 0) {
+		i = 0;
+		do {
+			sprintf(wds_dev->name, "%s.%d", dev->name, i++);
+			tmp_dev = dev_get_by_name(wds_dev->name);
+			if (tmp_dev == NULL)
+				break;
+			dev_put(tmp_dev);
+		} while (i < 10000);
+	} else {
+                snprintf(wds_dev->name, IFNAMSIZ, "%s", name);
+	}
+
+	memcpy(wds_dev->dev_addr, dev->dev_addr, ETH_ALEN);
+	wds_dev->hard_start_xmit = ieee80211_subif_start_xmit;
+	wds_dev->wireless_handlers =
+		(struct iw_handler_def *) &ieee80211_iw_handler_def;
+        wds_dev->do_ioctl = ieee80211_ioctl;
+	wds_dev->change_mtu = ieee80211_change_mtu;
+        wds_dev->tx_timeout = ieee80211_tx_timeout;
+        wds_dev->get_stats = ieee80211_get_stats;
+        wds_dev->open = ieee80211_open;
+	wds_dev->stop = ieee80211_stop;
+	wds_dev->base_addr = dev->base_addr;
+	wds_dev->irq = dev->irq;
+	wds_dev->mem_start = dev->mem_start;
+	wds_dev->mem_end = dev->mem_end;
+	wds_dev->tx_queue_len = 0;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(wds_dev);
+	sdata->type = IEEE80211_SUB_IF_TYPE_AP;
+        sdata->master = local->mdev;
+        sdata->dev = wds_dev;
+	sdata->local = local;
+	memset(&sdata->stats, 0, sizeof(struct net_device_stats));
+	sdata_parent = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata_parent->type == IEEE80211_SUB_IF_TYPE_AP)
+		sdata->bss = &sdata_parent->u.ap;
+	else {
+		printk(KERN_DEBUG "%s: could not set BSS pointer for new "
+		       "interface %s\n", dev->name, wds_dev->name);
+	}
+	ieee80211_if_sdata_init(sdata);
+
+        if (locked)
+		ret = register_netdevice(wds_dev);
+	else
+		ret = register_netdev(wds_dev);
+	if (ret) {
+		kfree(wds_dev);
+		return NULL;
+	}
+
+        list_add(&sdata->list, &local->sub_if_list);
+
+        return wds_dev;
+}
+
+
+int ieee80211_if_add_wds(struct net_device *dev, const char *name,
+                         struct ieee80211_if_wds *wds, int locked)
+{
+        struct net_device *wds_dev = NULL;
+	struct ieee80211_sub_if_data *sdata = NULL;
+
+        if (strlen(name) != 0) {
+                wds_dev = dev_get_by_name(name);
+                if (wds_dev) {
+                        dev_put(wds_dev);
+                        return -EEXIST;
+                }
+        }
+
+        wds_dev = ieee80211_if_add(dev, name, locked);
+        if (wds_dev == NULL)
+                return -ENOANO;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(wds_dev);
+        sdata->type = IEEE80211_SUB_IF_TYPE_WDS;
+        memcpy(&sdata->u.wds, wds, sizeof(struct ieee80211_if_wds));
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG
+	       "%s: Added WDS Link to " MACSTR "\n",
+	       wds_dev->name, MAC2STR(sdata->u.wds.remote_addr));
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+
+	ieee80211_proc_init_virtual(wds_dev);
+
+        return 0;
+}
+
+
+int ieee80211_if_update_wds(struct net_device *dev, char *name,
+			    struct ieee80211_if_wds *wds, int locked)
+{
+	struct net_device *wds_dev = NULL;
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata = NULL;
+	struct sta_info *sta;
+	struct list_head *ptr;
+
+	list_for_each(ptr, &local->sub_if_list) {
+		sdata = list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (strcmp(name, sdata->dev->name) == 0) {
+			wds_dev = sdata->dev;
+			break;
+		}
+	}
+
+	if (wds_dev == NULL || sdata->type != IEEE80211_SUB_IF_TYPE_WDS)
+		return -ENODEV;
+
+	/* Remove STA entry for the old peer */
+	sta = sta_info_get(local, sdata->u.wds.remote_addr);
+	if (sta) {
+		sta_info_release(local, sta);
+		sta_info_free(local, sta, 0);
+	} else {
+		printk(KERN_DEBUG "%s: could not find STA entry for WDS link "
+		       "%s peer " MACSTR "\n",
+		       dev->name, wds_dev->name,
+		       MAC2STR(sdata->u.wds.remote_addr));
+	}
+
+	/* Update WDS link data */
+        memcpy(&sdata->u.wds, wds, sizeof(struct ieee80211_if_wds));
+
+	return 0;
+}
+
+
+static void ieee80211_if_init(struct net_device *dev)
+{
+        struct ieee80211_local *local = dev->priv;
+
+        spin_lock_init(&local->sub_if_lock);
+        INIT_LIST_HEAD(&local->sub_if_list);
+}
+
+
+int ieee80211_if_add_vlan(struct net_device *dev, const char *name,
+			  struct ieee80211_if_vlan *vlan, int locked)
+{
+        struct net_device *vlan_dev = NULL;
+        struct ieee80211_sub_if_data *sdata = NULL;
+
+        if (strlen(name) != 0) {
+                vlan_dev = dev_get_by_name(name);
+                if (vlan_dev) {
+                        dev_put(vlan_dev);
+                        return -EEXIST;
+                }
+        }
+
+        vlan_dev = ieee80211_if_add(dev, name, locked);
+        if (vlan_dev == NULL)
+                return -ENOANO;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(vlan_dev);
+        sdata->type = IEEE80211_SUB_IF_TYPE_VLAN;
+	ieee80211_proc_init_virtual(vlan_dev);
+        return 0;
+}
+
+
+static void ieee80211_if_ap_init(struct ieee80211_sub_if_data *sdata)
+{
+	sdata->type = IEEE80211_SUB_IF_TYPE_AP;
+	sdata->u.ap.dtim_period = 2;
+	sdata->u.ap.force_unicast_rateidx = -1;
+	sdata->u.ap.max_ratectrl_rateidx = -1;
+	skb_queue_head_init(&sdata->u.ap.ps_bc_buf);
+	sdata->bss = &sdata->u.ap;
+}
+
+
+int ieee80211_if_add_ap(struct net_device *dev, const char *name, u8 *bssid,
+			  int locked)
+{
+        struct ieee80211_local *local = dev->priv;
+	struct net_device *ap_dev = NULL;
+        struct ieee80211_sub_if_data *sdata = NULL;
+
+	if (local->bss_dev_count >= local->conf.bss_count)
+		return -ENOBUFS;
+
+        if (strlen(name) != 0) {
+		ap_dev = dev_get_by_name(name);
+		if (ap_dev) {
+			dev_put(ap_dev);
+                        return -EEXIST;
+                }
+        }
+
+	ap_dev = ieee80211_if_add(dev, name, locked);
+	if (ap_dev == NULL)
+                return -ENOANO;
+
+	memcpy(ap_dev->dev_addr, bssid, ETH_ALEN);
+	sdata = IEEE80211_DEV_TO_SUB_IF(ap_dev);
+	ieee80211_if_ap_init(sdata);
+	ieee80211_proc_init_virtual(ap_dev);
+	spin_lock_bh(&local->sub_if_lock);
+	local->bss_devs[local->bss_dev_count] = ap_dev;
+	local->bss_dev_count++;
+	spin_unlock_bh(&local->sub_if_lock);
+
+        return 0;
+}
+
+
+static void ieee80211_addr_inc(u8 *addr)
+{
+	int pos = 5;
+	while (pos >= 0) {
+		addr[pos]++;
+		if (addr[pos] != 0)
+			break;
+		pos--;
+	}
+}
+
+
+int ieee80211_if_add_sta(struct net_device *dev, const char *name, int locked)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct net_device *sta_dev;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+	int i;
+
+	if (local->sta_dev_count >= local->conf.bss_count)
+		return -ENOBUFS;
+
+	if (strlen(name) != 0) {
+		sta_dev = dev_get_by_name(name);
+		if (sta_dev) {
+			dev_put(sta_dev);
+			return -EEXIST;
+		}
+	}
+
+	sta_dev = ieee80211_if_add(dev, name, locked);
+	if (sta_dev == NULL)
+		return -ENOANO;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(sta_dev);
+	ifsta = &sdata->u.sta;
+	sdata->type = IEEE80211_SUB_IF_TYPE_STA;
+	ieee80211_proc_init_virtual(sta_dev);
+
+	spin_lock_bh(&local->sub_if_lock);
+	for (i = 0; i < local->conf.bss_count; i++) {
+		if (local->sta_devs[i] == NULL) {
+			local->sta_devs[i] = sta_dev;
+			local->sta_dev_count++;
+			printk(KERN_DEBUG "%s: using STA entry %d\n",
+			       sta_dev->name, i);
+			while (i > 0) {
+				ieee80211_addr_inc(sta_dev->dev_addr);
+				i--;
+			}
+			printk(KERN_DEBUG "%s: MAC address " MACSTR "\n",
+			       sta_dev->name, MAC2STR(sta_dev->dev_addr));
+			break;
+		}
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+
+	init_timer(&ifsta->timer);
+	ifsta->timer.data = (unsigned long) sta_dev;
+	ifsta->timer.function = ieee80211_sta_timer;
+
+	ifsta->capab = WLAN_CAPABILITY_ESS;
+	ifsta->auth_algs = IEEE80211_AUTH_ALG_OPEN |
+		IEEE80211_AUTH_ALG_SHARED_KEY;
+	ifsta->create_ibss = 1;
+	ifsta->wmm_enabled = 1;
+
+	return 0;
+}
+
+
+static void ieee80211_if_del(struct ieee80211_local *local,
+			     struct ieee80211_sub_if_data *sdata, int locked)
+{
+        struct sta_info *sta;
+	u8 addr[ETH_ALEN];
+	int i, j;
+        struct list_head *ptr, *n;
+
+	memset(addr, 0xff, ETH_ALEN);
+	for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+		if (!sdata->keys[i])
+			continue;
+#if 0
+		/* Low-level driver has probably disabled hw
+		 * already, so there is not really much point
+		 * in disabling the keys at this point. */
+		if (local->hw->set_key)
+			local->hw->set_key(dev, DISABLE_KEY, addr,
+					   local->keys[i], 0);
+#endif
+		kfree(sdata->keys[i]);
+	}
+
+	switch (sdata->type) {
+	case IEEE80211_SUB_IF_TYPE_AP:
+		/* Remove all virtual interfaces that use this BSS
+		 * as their sdata->bss */
+		list_for_each_safe(ptr, n, &local->sub_if_list) {
+			struct ieee80211_sub_if_data *tsdata =
+				list_entry(ptr, struct ieee80211_sub_if_data,
+					   list);
+
+			if (tsdata != sdata && tsdata->bss == &sdata->u.ap) {
+				printk(KERN_DEBUG "%s: removing virtual "
+				       "interface %s because its BSS interface"
+				       " is being removed\n",
+				       sdata->dev->name, tsdata->dev->name);
+				ieee80211_if_del(local, tsdata, locked);
+			}
+		}
+
+		kfree(sdata->u.ap.beacon_head);
+		kfree(sdata->u.ap.beacon_tail);
+		spin_lock_bh(&local->sub_if_lock);
+		for (j = 0; j < local->bss_dev_count; j++) {
+			if (sdata->dev == local->bss_devs[j]) {
+				if (j + 1 < local->bss_dev_count) {
+					memcpy(&local->bss_devs[j],
+					       &local->bss_devs[j + 1],
+					       (local->bss_dev_count - j - 1) *
+					       sizeof(local->bss_devs[0]));
+					local->bss_devs[local->bss_dev_count -
+							1] = NULL;
+				} else
+					local->bss_devs[j] = NULL;
+				local->bss_dev_count--;
+				break;
+			}
+		}
+		spin_unlock_bh(&local->sub_if_lock);
+
+		if (sdata->dev != local->mdev) {
+			struct sk_buff *skb;
+			while ((skb = skb_dequeue(&sdata->u.ap.ps_bc_buf))) {
+				local->total_ps_buffered--;
+				dev_kfree_skb(skb);
+			}
+		}
+
+		break;
+	case IEEE80211_SUB_IF_TYPE_WDS:
+		sta = sta_info_get(local, sdata->u.wds.remote_addr);
+		if (sta) {
+			sta_info_release(local, sta);
+			sta_info_free(local, sta, 0);
+		} else {
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+			printk(KERN_DEBUG "%s: Someone had deleted my STA "
+			       "entry for the WDS link\n", local->mdev->name);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+		}
+		break;
+	case IEEE80211_SUB_IF_TYPE_STA:
+		del_timer_sync(&sdata->u.sta.timer);
+		if (local->scan_timer.data == (unsigned long) sdata->dev)
+			del_timer_sync(&local->scan_timer);
+		kfree(sdata->u.sta.extra_ie);
+		sdata->u.sta.extra_ie = NULL;
+		kfree(sdata->u.sta.assocreq_ies);
+		sdata->u.sta.assocreq_ies = NULL;
+		kfree(sdata->u.sta.assocresp_ies);
+		sdata->u.sta.assocresp_ies = NULL;
+		if (sdata->u.sta.probe_resp) {
+			dev_kfree_skb(sdata->u.sta.probe_resp);
+			sdata->u.sta.probe_resp = NULL;
+		}
+		for (i = 0; i < local->conf.bss_count; i++) {
+			if (local->sta_devs[i] == sdata->dev) {
+				local->sta_devs[i] = NULL;
+				local->sta_dev_count--;
+				break;
+			}
+		}
+
+		break;
+	}
+
+	/* remove all STAs that are bound to this virtual interface */
+	sta_info_flush(local, sdata->dev);
+
+	list_del(&sdata->list);
+	ieee80211_proc_deinit_virtual(sdata->dev);
+	if (locked)
+		unregister_netdevice(sdata->dev);
+	else
+		unregister_netdev(sdata->dev);
+	/* Default data device and management device are allocated with the
+	 * master device. All other devices are separately allocated and will
+	 * be freed here. */
+	if (sdata->dev != local->mdev && sdata->dev != local->wdev &&
+	    sdata->dev != local->apdev)
+		kfree(sdata->dev);
+}
+
+
+static int ieee80211_if_remove(struct net_device *dev, const char *name,
+			       int id, int locked)
+{
+        struct ieee80211_local *local = dev->priv;
+        struct list_head *ptr, *n;
+
+	/* Make sure not to touch sdata->master since it may
+	 * have already been deleted, etc. */
+
+	list_for_each_safe(ptr, n, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+
+		if (sdata->type == id && strcmp(name, sdata->dev->name) == 0) {
+			ieee80211_if_del(local, sdata, locked);
+			break;
+		}
+	}
+
+        return 0;
+}
+
+
+int ieee80211_if_remove_wds(struct net_device *dev, const char *name,
+			    int locked)
+{
+        return ieee80211_if_remove(dev, name, IEEE80211_SUB_IF_TYPE_WDS,
+				   locked);
+}
+
+
+int ieee80211_if_remove_vlan(struct net_device *dev, const char *name,
+			     int locked)
+{
+        return ieee80211_if_remove(dev, name, IEEE80211_SUB_IF_TYPE_VLAN,
+				   locked);
+}
+
+
+int ieee80211_if_remove_ap(struct net_device *dev, const char *name,
+			   int locked)
+{
+	return ieee80211_if_remove(dev, name, IEEE80211_SUB_IF_TYPE_AP,
+				   locked);
+}
+
+
+int ieee80211_if_remove_sta(struct net_device *dev, const char *name,
+			    int locked)
+{
+	return ieee80211_if_remove(dev, name, IEEE80211_SUB_IF_TYPE_STA,
+				   locked);
+}
+
+
+int ieee80211_if_flush(struct net_device *dev, int locked)
+{
+        struct ieee80211_local *local = dev->priv;
+        struct list_head *ptr, *n;
+
+	list_for_each_safe(ptr, n, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+
+		if (sdata->dev != local->mdev &&
+		    sdata->dev != local->wdev &&
+		    sdata->dev != local->apdev)
+			ieee80211_if_del(local, sdata, locked);
+	}
+
+        return 0;
+}
+
+
+static void ieee80211_precalc_rates(struct ieee80211_hw *hw)
+{
+	struct ieee80211_hw_modes *mode;
+	struct ieee80211_rate *rate;
+	int m, r;
+
+	for (m = 0; m < hw->num_modes; m++) {
+		mode = &hw->modes[m];
+		for (r = 0; r < mode->num_rates; r++) {
+			rate = &mode->rates[r];
+			rate->rate_inv = CHAN_UTIL_RATE_LCM / rate->rate;
+		}
+	}
+}
+
+
+struct net_device *ieee80211_alloc_hw(size_t priv_data_len,
+				      void (*setup)(struct net_device *))
+{
+	struct net_device *dev, *apdev, *mdev;
+        struct ieee80211_local *local;
+        struct ieee80211_sub_if_data *sdata;
+	int alloc_size;
+
+	/* Ensure 32-bit alignment of our private data and hw private data.
+	 * Each net_device is followed by a sub_if_data which which is used
+	 * for wds/vlan information; it is aligned as well.
+	 *
+         * Sample memory map looks something like:
+         *
+         * 0000 *****************
+         *      * net_dev       *
+         * 015c *****************
+         *      * sub_if        *
+         * 017c *****************
+         *      * local         *
+         * 0b84 *****************
+         *      * hw_priv       *
+         * 1664 *****************
+         *      * ap net_dev    *
+         * 17c0 *****************
+         *      * sub_if        *
+	 *      *****************
+	 *      * master net_dev*
+	 *      *****************
+	 *      * sub_if        *
+         *      *****************
+         */
+        alloc_size = sizeof(struct net_device) +
+                sizeof(struct ieee80211_sub_if_data) + 3 +
+                sizeof(struct ieee80211_local) + 3 +
+                priv_data_len + 3 +
+                sizeof(struct net_device) + 3 +
+		sizeof(struct ieee80211_sub_if_data) + 3 +
+                sizeof(struct net_device) + 3 +
+		sizeof(struct ieee80211_sub_if_data) + 3 +
+		4096;
+        mdev = (struct net_device *) kzalloc(alloc_size, GFP_KERNEL);
+	if (mdev == NULL)
+		return NULL;
+
+        mdev->priv = (struct net_device *)
+		((char *) mdev +
+		 ((sizeof(struct net_device) + 3) & ~3) +
+		 ((sizeof(struct ieee80211_sub_if_data) + 3) & ~3));
+	local = mdev->priv;
+	local->hw_priv = (void *)
+		((char *) local + ((sizeof(struct ieee80211_local) + 3) & ~3));
+	apdev = (struct net_device *)
+		((char *) local->hw_priv + ((priv_data_len + 3) & ~3));
+        dev = (struct net_device *)
+		((char *) apdev +
+		 ((sizeof(struct net_device) + 3) & ~3) +
+		 ((sizeof(struct ieee80211_sub_if_data) + 3) & ~3));
+        dev->priv = local;
+
+	ether_setup(dev);
+	memcpy(dev->name, "wlan%d", 7);
+
+        dev->hard_start_xmit = ieee80211_subif_start_xmit;
+	dev->wireless_handlers =
+		(struct iw_handler_def *) &ieee80211_iw_handler_def;
+        dev->do_ioctl = ieee80211_ioctl;
+	dev->change_mtu = ieee80211_change_mtu;
+        dev->tx_timeout = ieee80211_tx_timeout;
+        dev->get_stats = ieee80211_get_stats;
+        dev->open = ieee80211_open;
+        dev->stop = ieee80211_stop;
+	dev->tx_queue_len = 0;
+	dev->set_mac_address = ieee80211_set_mac_address;
+
+	local->dev_index = -1;
+        local->wdev = dev;
+	local->mdev = mdev;
+        local->rx_handlers = ieee80211_rx_handlers;
+        local->tx_handlers = ieee80211_tx_handlers;
+
+	local->bridge_packets = 1;
+
+	local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
+	local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
+	local->short_retry_limit = 7;
+	local->long_retry_limit = 4;
+	local->conf.calib_int = 60;
+	local->rate_ctrl_num_up = RATE_CONTROL_NUM_UP;
+	local->rate_ctrl_num_down = RATE_CONTROL_NUM_DOWN;
+	local->conf.bss_count = 1;
+	memset(local->conf.bssid_mask, 0xff, ETH_ALEN);
+	local->bss_devs = kmalloc(sizeof(struct net_device *), GFP_KERNEL);
+	if (local->bss_devs == NULL)
+		goto fail;
+	local->bss_devs[0] = local->wdev;
+	local->bss_dev_count = 1;
+	local->sta_devs = kmalloc(sizeof(struct net_device *), GFP_KERNEL);
+	if (local->sta_devs == NULL)
+		goto fail;
+	local->sta_devs[0] = NULL;
+
+        local->scan.in_scan = 0;
+	local->hw_modes = (unsigned int) -1;
+
+        init_timer(&local->scan.timer); /* clear it out */
+
+        spin_lock_init(&local->generic_lock);
+	init_timer(&local->rate_limit_timer);
+	local->rate_limit_timer.function = ieee80211_rate_limit;
+	local->rate_limit_timer.data = (unsigned long) local;
+	init_timer(&local->stat_timer);
+	local->stat_timer.function = ieee80211_stat_refresh;
+	local->stat_timer.data = (unsigned long) local;
+	ieee80211_rx_bss_list_init(dev);
+
+        sta_info_init(local);
+
+        ieee80211_if_init(dev);
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+        sdata->dev = dev;
+        sdata->master = mdev;
+        sdata->local = local;
+	ieee80211_if_sdata_init(sdata);
+	ieee80211_if_ap_init(sdata);
+	list_add_tail(&sdata->list, &local->sub_if_list);
+
+	if (strlen(dev->name) + 2 >= sizeof(dev->name))
+		goto fail;
+
+        apdev = (struct net_device *)
+		((char *) local->hw_priv + ((priv_data_len + 3) & ~3));
+        local->apdev = apdev;
+	ether_setup(apdev);
+	apdev->priv = local;
+	apdev->hard_start_xmit = ieee80211_mgmt_start_xmit;
+	apdev->change_mtu = ieee80211_change_mtu_apdev;
+	apdev->get_stats = ieee80211_get_stats;
+        apdev->open = ieee80211_open;
+        apdev->stop = ieee80211_stop;
+	apdev->type = ARPHRD_IEEE80211_PRISM;
+        apdev->hard_header_parse = header_parse_80211;
+	apdev->tx_queue_len = 0;
+	sprintf(apdev->name, "%sap", dev->name);
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(apdev);
+        sdata->type = IEEE80211_SUB_IF_TYPE_MGMT;
+        sdata->dev = apdev;
+        sdata->master = mdev;
+        sdata->local = local;
+        list_add_tail(&sdata->list, &local->sub_if_list);
+
+	ether_setup(mdev);
+	mdev->hard_start_xmit = ieee80211_master_start_xmit;
+	mdev->wireless_handlers =
+		(struct iw_handler_def *) &ieee80211_iw_handler_def;
+        mdev->do_ioctl = ieee80211_ioctl;
+	mdev->change_mtu = ieee80211_change_mtu;
+        mdev->tx_timeout = ieee80211_tx_timeout;
+        mdev->get_stats = ieee80211_get_stats;
+        mdev->open = ieee80211_open;
+	mdev->stop = ieee80211_stop;
+	mdev->type = ARPHRD_IEEE80211;
+        mdev->hard_header_parse = header_parse_80211;
+	sprintf(mdev->name, "%s.11", dev->name);
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(mdev);
+	sdata->type = IEEE80211_SUB_IF_TYPE_AP;
+        sdata->dev = mdev;
+        sdata->master = mdev;
+        sdata->local = local;
+        list_add_tail(&sdata->list, &local->sub_if_list);
+
+        tasklet_init(&local->tasklet,
+		     ieee80211_tasklet_handler,
+		     (unsigned long) local);
+        skb_queue_head_init(&local->skb_queue);
+        skb_queue_head_init(&local->skb_queue_unreliable);
+
+	if (setup)
+		setup(mdev);
+
+	return mdev;
+
+ fail:
+	ieee80211_free_hw(mdev);
+	return NULL;
+}
+
+
+int ieee80211_register_hw(struct net_device *dev, struct ieee80211_hw *hw)
+{
+        struct ieee80211_local *local = dev->priv;
+	int result;
+
+	if (!hw)
+		return -1;
+
+	if (hw->version != IEEE80211_VERSION) {
+		printk("ieee80211_register_hw - version mismatch: 80211.o "
+		       "version %d, low-level driver version %d\n",
+		       IEEE80211_VERSION, hw->version);
+		return -1;
+	}
+
+	result = ieee80211_dev_alloc_index(local);
+	if (result < 0)
+		return -1;
+
+	local->class_dev.dev = dev->class_dev.dev;
+	result = ieee80211_register_sysfs(local);
+	if (result < 0)
+		goto fail_sysfs;
+
+	local->conf.mode = IW_MODE_MASTER;
+	local->conf.beacon_int = 1000;
+
+	ieee80211_update_hw(dev, hw);	/* Don't care about the result. */
+
+	sta_info_start(local);
+
+	result = register_netdev(local->wdev);
+	if (result < 0)
+		goto fail_1st_dev;
+
+	result = register_netdev(local->apdev);
+	if (result < 0)
+		goto fail_2nd_dev;
+
+	if (hw->fraglist)
+		dev->features |= NETIF_F_FRAGLIST;
+	result = register_netdev(dev);
+	if (result < 0)
+		goto fail_3rd_dev;
+
+	if (rate_control_initialize(local) < 0) {
+		printk(KERN_DEBUG "%s: Failed to initialize rate control "
+		       "algorithm\n", dev->name);
+		goto fail_rate;
+	}
+
+	/* TODO: add rtnl locking around device creation and qdisc install */
+	ieee80211_install_qdisc(dev);
+
+        ieee80211_wep_init(local);
+	ieee80211_proc_init_interface(local);
+	return 0;
+
+fail_rate:
+	unregister_netdev(dev);
+fail_3rd_dev:
+	unregister_netdev(local->apdev);
+fail_2nd_dev:
+	unregister_netdev(local->wdev);
+fail_1st_dev:
+	sta_info_stop(local);
+	ieee80211_unregister_sysfs(local);
+fail_sysfs:
+	ieee80211_dev_free_index(local);
+	return result;
+}
+
+int ieee80211_update_hw(struct net_device *dev, struct ieee80211_hw *hw)
+{
+        struct ieee80211_local *local = dev->priv;
+
+	local->hw = hw;
+
+	/* Backwards compatibility for low-level drivers that do not set number
+	 * of TX queues. */
+	if (hw->queues == 0)
+		hw->queues = 1;
+
+	memcpy(local->apdev->dev_addr, dev->dev_addr, ETH_ALEN);
+	local->apdev->base_addr = dev->base_addr;
+	local->apdev->irq = dev->irq;
+	local->apdev->mem_start = dev->mem_start;
+	local->apdev->mem_end = dev->mem_end;
+
+        memcpy(local->wdev->dev_addr, dev->dev_addr, ETH_ALEN);
+	local->wdev->base_addr = dev->base_addr;
+	local->wdev->irq = dev->irq;
+	local->wdev->mem_start = dev->mem_start;
+	local->wdev->mem_end = dev->mem_end;
+
+	if (!hw->modes || !hw->modes->channels || !hw->modes->rates ||
+	    !hw->modes->num_channels || !hw->modes->num_rates)
+		return -1;
+
+	ieee80211_precalc_rates(hw);
+	local->conf.phymode = hw->modes[0].mode;
+	local->curr_rates = hw->modes[0].rates;
+	local->num_curr_rates = hw->modes[0].num_rates;
+	ieee80211_prepare_rates(dev);
+
+	local->conf.freq = local->hw->modes[0].channels[0].freq;
+	local->conf.channel = local->hw->modes[0].channels[0].chan;
+	local->conf.channel_val = local->hw->modes[0].channels[0].val;
+	/* FIXME: Invoke config to allow driver to set the channel. */
+
+	return 0;
+}
+
+
+void ieee80211_unregister_hw(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+        struct list_head *ptr, *n;
+	int i;
+
+        tasklet_disable(&local->tasklet);
+        /* TODO: skb_queue should be empty here, no need to do anything? */
+
+	if (local->rate_limit)
+		del_timer_sync(&local->rate_limit_timer);
+	if (local->stat_time)
+		del_timer_sync(&local->stat_timer);
+	if (local->scan_timer.data)
+		del_timer_sync(&local->scan_timer);
+	ieee80211_rx_bss_list_deinit(dev);
+
+	list_for_each_safe(ptr, n, &local->sub_if_list) {
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		ieee80211_if_del(local, sdata, 0);
+	}
+
+	sta_info_stop(local);
+	ieee80211_unregister_sysfs(local);
+
+	for (i = 0; i < IEEE80211_FRAGMENT_MAX; i++)
+		if (local->fragments[i].skb)
+			dev_kfree_skb(local->fragments[i].skb);
+
+	for (i = 0; i < NUM_IEEE80211_MODES; i++) {
+		kfree(local->supp_rates[i]);
+		kfree(local->basic_rates[i]);
+        }
+
+	kfree(local->conf.ssid);
+	kfree(local->conf.generic_elem);
+
+	ieee80211_proc_deinit_interface(local);
+
+	if (skb_queue_len(&local->skb_queue)
+			|| skb_queue_len(&local->skb_queue_unreliable))
+		printk(KERN_WARNING "%s: skb_queue not empty", dev->name);
+	skb_queue_purge(&local->skb_queue);
+	skb_queue_purge(&local->skb_queue_unreliable);
+
+	rate_control_free(local);
+	ieee80211_dev_free_index(local);
+}
+
+void ieee80211_free_hw(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	kfree(local->sta_devs);
+	kfree(local->bss_devs);
+	kfree(dev);
+}
+
+
+/* Perform netif operations on all configured interfaces */
+int ieee80211_netif_oper(struct net_device *sdev, Netif_Oper op)
+{
+        struct ieee80211_local *local = sdev->priv;
+        struct ieee80211_sub_if_data *sdata =  IEEE80211_DEV_TO_SUB_IF(sdev);
+        struct net_device *dev = sdata->master;
+
+	switch (op) {
+	case NETIF_ATTACH:
+		netif_device_attach(dev);
+		break;
+	case NETIF_DETACH:
+		netif_device_detach(dev);
+		break;
+	case NETIF_START:
+		netif_start_queue(dev);
+		break;
+	case NETIF_STOP:
+		break;
+	case NETIF_WAKE:
+		if (local->scan.in_scan == 0) {
+			netif_wake_queue(dev);
+#if 1
+			if (/* FIX: 802.11 qdisc in use */ 1)
+				__netif_schedule(dev);
+#endif
+		}
+		break;
+	case NETIF_IS_STOPPED:
+		if (netif_queue_stopped(dev))
+			return 1;
+		break;
+	case NETIF_UPDATE_TX_START:
+		dev->trans_start = jiffies;
+		break;
+	}
+
+        return 0;
+}
+
+
+void * ieee80211_dev_hw_data(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	return local->hw_priv;
+}
+
+
+void * ieee80211_dev_stats(struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata;
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	return &(sdata->stats);
+}
+
+
+int ieee80211_rate_control_register(struct rate_control_ops *ops)
+{
+	struct rate_control_algs *alg;
+
+	alg = kmalloc(sizeof(*alg), GFP_KERNEL);
+	if (alg == NULL) {
+		return -1;
+	}
+	memset(alg, 0, sizeof(*alg));
+	alg->next = ieee80211_rate_ctrl_algs;
+	alg->ops = ops;
+	ieee80211_rate_ctrl_algs = alg;
+
+	return 0;
+}
+
+
+void ieee80211_rate_control_unregister(struct rate_control_ops *ops)
+{
+	struct rate_control_algs *alg, *prev;
+
+	prev = NULL;
+	alg = ieee80211_rate_ctrl_algs;
+	while (alg) {
+		if (alg->ops == ops) {
+			if (prev)
+				prev->next = alg->next;
+			else
+				ieee80211_rate_ctrl_algs = alg->next;
+			kfree(alg);
+			break;
+		}
+		prev = alg;
+		alg = alg->next;
+	}
+}
+
+
+static int rate_control_initialize(struct ieee80211_local *local)
+{
+	struct rate_control_algs *algs;
+
+	if (!ieee80211_rate_ctrl_algs)
+		request_module("ieee80211_rate_control");
+
+	for (algs = ieee80211_rate_ctrl_algs; algs; algs = algs->next) {
+		local->rate_ctrl = algs->ops;
+		local->rate_ctrl_priv = rate_control_alloc(local);
+		if (local->rate_ctrl_priv) {
+			printk(KERN_DEBUG "%s: Selected rate control "
+			       "algorithm '%s'\n", local->wdev->name,
+			       local->rate_ctrl->name);
+			return 0;
+		}
+	}
+
+	printk(KERN_WARNING "%s: Failed to select rate control algorithm\n",
+	       local->wdev->name);
+	return -1;
+}
+
+
+static int __init ieee80211_init(void)
+{
+	struct sk_buff *skb;
+	int ret;
+
+	if (sizeof(struct ieee80211_tx_packet_data) > (sizeof(skb->cb))) {
+		printk("80211: ieee80211_tx_packet_data is bigger "
+		       "than the skb->cb (%d > %d)\n",
+		       (int) sizeof(struct ieee80211_tx_packet_data),
+		       (int) sizeof(skb->cb));
+		return -EINVAL;
+	}
+	if ((ret = ieee80211_sysfs_init())) {
+		printk(KERN_WARNING "ieee80211_init: sysfs initialization "
+		       "failed\n");
+		return ret;
+	}
+
+	ieee80211_proc_init();
+	{
+		ret = ieee80211_wme_register();
+		if (ret) {
+			printk(KERN_DEBUG "ieee80211_init: failed to "
+			       "initialize WME (err=%d)\n", ret);
+			ieee80211_proc_deinit();
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+
+static void __exit ieee80211_exit(void)
+{
+	ieee80211_wme_unregister();
+	ieee80211_proc_deinit();
+	ieee80211_sysfs_deinit();
+}
+
+
+EXPORT_SYMBOL(ieee80211_alloc_hw);
+EXPORT_SYMBOL(ieee80211_register_hw);
+EXPORT_SYMBOL(ieee80211_update_hw);
+EXPORT_SYMBOL(ieee80211_unregister_hw);
+EXPORT_SYMBOL(ieee80211_free_hw);
+EXPORT_SYMBOL(__ieee80211_rx);
+EXPORT_SYMBOL(ieee80211_tx_status);
+EXPORT_SYMBOL(ieee80211_beacon_get);
+EXPORT_SYMBOL(ieee80211_get_buffered_bc);
+EXPORT_SYMBOL(ieee80211_netif_oper);
+EXPORT_SYMBOL(ieee80211_dev_hw_data);
+EXPORT_SYMBOL(ieee80211_dev_stats);
+EXPORT_SYMBOL(ieee80211_get_hw_conf);
+EXPORT_SYMBOL(ieee80211_set_aid_for_sta);
+EXPORT_SYMBOL(ieee80211_rx_irqsafe);
+EXPORT_SYMBOL(ieee80211_tx_status_irqsafe);
+EXPORT_SYMBOL(ieee80211_get_hdrlen);
+EXPORT_SYMBOL(ieee80211_get_hdrlen_from_skb);
+EXPORT_SYMBOL(ieee80211_rate_control_register);
+EXPORT_SYMBOL(ieee80211_rate_control_unregister);
+EXPORT_SYMBOL(sta_info_get);
+EXPORT_SYMBOL(sta_info_release);
+EXPORT_SYMBOL(ieee80211_radar_status);
+
+module_init(ieee80211_init);
+module_exit(ieee80211_exit);
+
+MODULE_DESCRIPTION("IEEE 802.11 subsystem");
+MODULE_LICENSE("GPL");
diff -Nur linux-2.6.16/net/d80211/ieee80211_dev.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_dev.c
--- linux-2.6.16/net/d80211/ieee80211_dev.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_dev.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/if.h>
+#include <linux/if_ether.h>
+#include <linux/netdevice.h>
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+
+struct ieee80211_dev_list {
+	struct list_head list;
+	int dev_index;
+	struct ieee80211_local *local;
+};
+
+static LIST_HEAD(dev_list);
+static DEFINE_SPINLOCK(dev_list_lock);
+
+
+/* Caller must hold dev_list_lock */
+static struct ieee80211_dev_list *__ieee80211_dev_find(int index)
+{
+	struct ieee80211_dev_list *dev_item;
+
+	list_for_each_entry(dev_item, &dev_list, list) {
+		if (dev_item->dev_index == index)
+			return dev_item;
+	}
+	return NULL;
+}
+
+int ieee80211_dev_alloc_index(struct ieee80211_local *local)
+{
+	struct list_head *i;
+	struct ieee80211_dev_list *dev_item, *new;
+	int index = 0;
+
+	new = kmalloc(sizeof(struct ieee80211_dev_list), GFP_KERNEL);
+	if (!new)
+		return -ENOMEM;
+	new->local = local;
+	spin_lock(&dev_list_lock);
+	list_for_each(i, &dev_list) {
+		dev_item = list_entry(i, struct ieee80211_dev_list, list);
+		if (index < dev_item->dev_index)
+			break;
+		index++;
+	}
+	new->dev_index = index;
+	list_add_tail(&new->list, i);
+	spin_unlock(&dev_list_lock);
+	local->dev_index = index;
+	return index;
+}
+
+void ieee80211_dev_free_index(struct ieee80211_local *local)
+{
+	struct ieee80211_dev_list *dev_item;
+
+	spin_lock(&dev_list_lock);
+	dev_item = __ieee80211_dev_find(local->dev_index);
+	if (dev_item)
+		list_del(&dev_item->list);
+	spin_unlock(&dev_list_lock);
+	if (dev_item)
+		kfree(dev_item);
+	local->dev_index = -1;
+}
+
+struct ieee80211_local *ieee80211_dev_find(int index)
+{
+	struct ieee80211_dev_list *dev_item;
+
+	spin_lock(&dev_list_lock);
+	dev_item = __ieee80211_dev_find(index);
+	spin_unlock(&dev_list_lock);
+	return dev_item ? dev_item->local : NULL;
+}
diff -Nur linux-2.6.16/net/d80211/ieee80211_i.h linux-2.6.16-bcm43xx/net/d80211/ieee80211_i.h
--- linux-2.6.16/net/d80211/ieee80211_i.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_i.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,596 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef IEEE80211_I_H
+#define IEEE80211_I_H
+
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/if_ether.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include "ieee80211_key.h"
+#include "sta_info.h"
+
+/* ieee80211.o internal definitions, etc. These are not included into
+ * low-level drivers. */
+
+#ifndef ETH_P_PAE
+#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
+#endif /* ETH_P_PAE */
+
+#define IEEE80211_MAX_SSID_LEN 32
+
+struct ieee80211_local;
+
+#define BIT(x) (1 << (x))
+
+#define IEEE80211_ALIGN32_PAD(a) ((4 - ((a) & 3)) & 3)
+
+
+/* Maximum number of broadcast/multicast frames to buffer when some of the
+ * associated stations are using power saving. */
+#define AP_MAX_BC_BUFFER 128
+
+/* Maximum number of frames buffered to all STAs, including multicast frames.
+ * Note: increasing this limit increases the potential memory requirement. Each
+ * frame can be up to about 2 kB long. */
+#define TOTAL_MAX_TX_BUFFER 512
+
+
+#define MAC2STR(a) ((a)[0] & 0xff), ((a)[1] & 0xff), ((a)[2] & 0xff), \
+		   ((a)[3] & 0xff), ((a)[4] & 0xff), ((a)[5] & 0xff)
+#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
+
+#define MULTICAST_ADDR(a) ((a)[0] & 0x01)
+
+
+/* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent
+ * reception of at least three fragmented frames. This limit can be increased
+ * by changing this define, at the cost of slower frame reassembly and
+ * increased memory use (about 2 kB of RAM per entry). */
+#define IEEE80211_FRAGMENT_MAX 4
+
+struct ieee80211_fragment_entry {
+	unsigned long first_frag_time;
+	unsigned int seq;
+	unsigned int rx_queue;
+	unsigned int last_frag;
+	struct sk_buff *skb;
+	int ccmp; /* Whether fragments were encrypted with CCMP */
+	u8 last_pn[6]; /* PN of the last fragment if CCMP was used */
+};
+
+
+struct ieee80211_sta_bss {
+	struct list_head list;
+	struct ieee80211_sta_bss *hnext;
+	atomic_t users;
+
+	u8 bssid[ETH_ALEN];
+	u8 ssid[IEEE80211_MAX_SSID_LEN];
+	size_t ssid_len;
+	u16 capability; /* host byte order */
+	int hw_mode;
+	int channel;
+	int freq;
+	int rssi;
+	u8 *wpa_ie;
+	size_t wpa_ie_len;
+	u8 *rsn_ie;
+	size_t rsn_ie_len;
+	u8 *wmm_ie;
+	size_t wmm_ie_len;
+#define IEEE80211_MAX_SUPP_RATES 32
+	u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
+	size_t supp_rates_len;
+	int beacon_int;
+	u64 timestamp;
+
+	int probe_resp;
+	unsigned long last_update;
+
+};
+
+
+typedef enum {
+	TXRX_CONTINUE, TXRX_DROP, TXRX_QUEUED
+} ieee80211_txrx_result;
+
+struct ieee80211_txrx_data {
+	struct sk_buff *skb;
+	struct net_device *dev;
+        struct ieee80211_local *local;
+        struct ieee80211_sub_if_data *sdata;
+	struct sta_info *sta;
+	u16 fc, ethertype;
+	struct ieee80211_key *key;
+	unsigned int fragmented:1; /* whether the MSDU was fragmented */
+	union {
+		struct {
+			struct ieee80211_tx_control *control;
+			int unicast:1;
+			int ps_buffered:1;
+			int short_preamble:1;
+			int probe_last_frag:1;
+			struct ieee80211_rate *rate;
+			/* use this rate (if set) for last fragment; rate can
+			 * be set to lower rate for the first fragments, e.g.,
+			 * when using CTS protection with IEEE 802.11g. */
+			struct ieee80211_rate *last_frag_rate;
+			int last_frag_rateidx;
+			int mgmt_interface;
+
+			/* Extra fragments (in addition to the first fragment
+			 * in skb) */
+			int num_extra_frag;
+			struct sk_buff **extra_frag;
+		} tx;
+		struct {
+			struct ieee80211_rx_status *status;
+			int sent_ps_buffered;
+			int queue;
+		} rx;
+	} u;
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	int wpa_test;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+};
+
+struct ieee80211_passive_scan {
+        unsigned int in_scan:1; /* this must be cleared before calling
+				 * netif_oper(WAKEUP) */
+        unsigned int our_mode_only:1; /* only scan our physical mode a/b/g/etc
+				       */
+        int interval; /* time in seconds between scans */
+        int time; /* time in microseconds to scan for */
+	int channel; /* channel to be scanned */
+        int tries;
+
+        int mode_idx;
+        int chan_idx;
+
+	int freq;
+        int rx_packets;
+        int rx_beacon;
+	int txrx_count;
+
+        struct timer_list timer;
+
+        struct sk_buff *skb; /* skb to transmit before changing channels,
+			      * maybe null for none */
+        struct ieee80211_tx_control tx_control;
+
+	unsigned int num_scans;
+};
+
+typedef ieee80211_txrx_result (*ieee80211_tx_handler)
+(struct ieee80211_txrx_data *tx);
+
+typedef ieee80211_txrx_result (*ieee80211_rx_handler)
+(struct ieee80211_txrx_data *rx);
+
+struct ieee80211_if_ap {
+	u8 *beacon_head, *beacon_tail;
+	int beacon_head_len, beacon_tail_len;
+
+	/* TODO: sta_aid could be replaced by 2008-bit large bitfield of
+	 * that could be used in TIM element generation. This would also
+	 * make TIM element generation a bit faster. */
+	/* AID mapping to station data. NULL, if AID is free. AID is in the
+	 * range 1..2007 and sta_aid[i] corresponds to AID i+1. */
+	struct sta_info *sta_aid[MAX_AID_TABLE_SIZE];
+	int max_aid; /* largest aid currently in use */
+	atomic_t num_sta_ps; /* number of stations in PS mode */
+	struct sk_buff_head ps_bc_buf;
+	int dtim_period, dtim_count;
+	int force_unicast_rateidx; /* forced TX rateidx for unicast frames */
+	int max_ratectrl_rateidx; /* max TX rateidx for rate control */
+	int num_beacons; /* number of TXed beacon frames for this BSS */
+};
+
+struct ieee80211_if_wds {
+        u8 remote_addr[ETH_ALEN];
+        struct sta_info *sta;
+};
+
+struct ieee80211_if_vlan {
+        u8 id;
+};
+
+struct ieee80211_if_sta {
+	enum {
+		IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
+		IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
+		IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
+	} state;
+	struct timer_list timer;
+	u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
+	u8 ssid[IEEE80211_MAX_SSID_LEN];
+	size_t ssid_len;
+	u16 aid;
+	u16 ap_capab, capab;
+	u8 *extra_ie; /* to be added to the end of AssocReq */
+	size_t extra_ie_len;
+
+	/* The last AssocReq/Resp IEs */
+	u8 *assocreq_ies, *assocresp_ies;
+	size_t assocreq_ies_len, assocresp_ies_len;
+
+	int auth_tries, assoc_tries;
+
+	int ssid_set:1;
+	int bssid_set:1;
+	int prev_bssid_set:1;
+	int authenticated:1;
+	int associated:1;
+	int probereq_poll:1;
+	int use_protection:1;
+	int create_ibss:1;
+	int mixed_cell:1;
+	int wmm_enabled:1;
+
+	int key_mgmt;
+	unsigned long last_probe;
+
+#define IEEE80211_AUTH_ALG_OPEN BIT(0)
+#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
+#define IEEE80211_AUTH_ALG_LEAP BIT(2)
+	unsigned int auth_algs; /* bitfield of allowed auth algs */
+	int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
+	int auth_transaction;
+
+	unsigned long ibss_join_req;
+	struct sk_buff *probe_resp; /* ProbeResp template for IBSS */
+	u32 supp_rates_bits;
+
+	int wmm_last_param_set;
+};
+
+
+#define IEEE80211_SUB_IF_TYPE_AP   0x00000000
+#define IEEE80211_SUB_IF_TYPE_MGMT 0x00000001
+#define IEEE80211_SUB_IF_TYPE_STA  0x00000002
+#define IEEE80211_SUB_IF_TYPE_WDS  0x5A580211
+#define IEEE80211_SUB_IF_TYPE_VLAN 0x00080211
+
+struct ieee80211_sub_if_data {
+        struct list_head list;
+        unsigned int type;
+
+        struct net_device *dev;
+        struct net_device *master;
+        struct ieee80211_local *local;
+
+        struct net_device_stats stats;
+	int drop_unencrypted;
+	int eapol; /* 0 = process EAPOL frames as normal data frames,
+		    * 1 = send EAPOL frames through wlan#ap to hostapd
+		    *     (default) */
+	int ieee802_1x; /* IEEE 802.1X PAE - drop packet to/from unauthorized
+			 * port */
+
+#define NUM_DEFAULT_KEYS 4
+        struct ieee80211_key *keys[NUM_DEFAULT_KEYS];
+        struct ieee80211_key *default_key;
+
+	struct ieee80211_if_ap *bss; /* BSS that this device belongs to */
+
+        union {
+		struct ieee80211_if_ap ap;
+                struct ieee80211_if_wds wds;
+                struct ieee80211_if_vlan vlan;
+                struct ieee80211_if_sta sta;
+        } u;
+        int channel_use;
+        int channel_use_raw;
+};
+
+#define IEEE80211_DEV_TO_SUB_IF(dev) ((struct ieee80211_sub_if_data *) \
+		((char *)(dev) + ((sizeof(struct net_device) + 3) & ~3)))
+#define IEEE80211_SUB_IF_TO_DEV(sub_if) ((struct net_device *) \
+		((char *)(sub_if) - ((sizeof(struct net_device) + 3) & ~3)))
+
+
+struct ieee80211_local {
+	struct ieee80211_hw *hw;
+	void *hw_priv;
+	struct net_device *mdev; /* wlan#.11 - "master" 802.11 device */
+        struct net_device *wdev; /* wlan# - default Ethernet (data) devide */
+	struct net_device *apdev; /* wlan#ap - management frames (hostapd) */
+	int open_count;
+	struct ieee80211_conf conf;
+
+	int dev_index;
+	struct class_device class_dev;
+
+	/* Tasklet and skb queue to process calls from IRQ mode. All frames
+	 * added to skb_queue will be processed, but frames in
+	 * skb_queue_unreliable may be dropped if the total length of these
+	 * queues increases over the limit. */
+#define IEEE80211_IRQSAFE_QUEUE_LIMIT 128
+	struct tasklet_struct tasklet;
+	struct sk_buff_head skb_queue;
+	struct sk_buff_head skb_queue_unreliable;
+	enum {
+		ieee80211_rx_msg = 1,
+		ieee80211_tx_status_msg = 2
+	} ieee80211_msg_enum;
+
+        spinlock_t generic_lock;
+	/* Station data structures */
+	spinlock_t sta_lock; /* mutex for STA data structures */
+	int num_sta; /* number of stations in sta_list */
+	struct list_head sta_list;
+	struct sta_info *sta_hash[STA_HASH_SIZE];
+	struct timer_list sta_cleanup;
+
+	/* Current rate table. This is a pointer to hw->modes structure. */
+	struct ieee80211_rate *curr_rates;
+	int num_curr_rates;
+
+	void *rate_ctrl_priv;
+	struct rate_control_ops *rate_ctrl;
+
+	int next_mode; /* MODE_IEEE80211*
+			* The mode preference for next channel change. This is
+			* used to select .11g vs. .11b channels (or 4.9 GHz vs.
+			* .11a) when the channel number is not unique. */
+
+	/* Supported and basic rate filters for different modes. These are
+	 * pointers to -1 terminated lists and rates in 100 kbps units. */
+	int *supp_rates[NUM_IEEE80211_MODES];
+	int *basic_rates[NUM_IEEE80211_MODES];
+
+	int rts_threshold;
+	int cts_protect_erp_frames;
+	int fragmentation_threshold;
+	int short_retry_limit; /* dot11ShortRetryLimit */
+	int long_retry_limit; /* dot11LongRetryLimit */
+	int short_preamble; /* use short preamble with IEEE 802.11b */
+
+	u32 wep_iv;
+	int key_tx_rx_threshold; /* number of times any key can be used in TX
+				  * or RX before generating a rekey
+				  * notification; 0 = notification disabled. */
+
+	/* Fragment table for host-based reassembly */
+	struct ieee80211_fragment_entry	fragments[IEEE80211_FRAGMENT_MAX];
+	unsigned int fragment_next;
+
+	int bridge_packets; /* bridge packets between associated stations and
+			     * deliver multicast frames both back to wireless
+			     * media and to the local net stack */
+
+	struct ieee80211_passive_scan scan;
+
+
+	ieee80211_rx_handler *rx_handlers;
+        ieee80211_tx_handler *tx_handlers;
+
+        spinlock_t sub_if_lock; /* mutex for STA data structures */
+        struct list_head sub_if_list;
+	struct net_device **bss_devs; /* pointer to IF_TYPE_AP devices for
+				       * quick access to BSS data */
+	int bss_dev_count; /* number of used entries in bss_devs; note: the
+			    * total size of bss_devs array is stored in
+			    * conf.bss_count */
+	struct net_device **sta_devs; /* pointer to IF_TYPE_STA devices */
+	int sta_dev_count; /* number of used entries in sta_devs */
+	int sta_scanning;
+	int scan_hw_mode_idx;
+	int scan_channel_idx;
+	enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
+	unsigned long last_scan_completed;
+	struct timer_list scan_timer;
+	int scan_oper_channel;
+	int scan_oper_channel_val;
+	int scan_oper_power_level;
+	int scan_oper_freq;
+	int scan_oper_phymode;
+	int scan_oper_antenna_max;
+	u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
+	size_t scan_ssid_len;
+	int scan_skip_11b;
+	struct list_head sta_bss_list;
+	struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
+	spinlock_t sta_bss_lock;
+#define IEEE80211_SCAN_MATCH_SSID BIT(0)
+#define IEEE80211_SCAN_WPA_ONLY BIT(1)
+#define IEEE80211_SCAN_EXTRA_INFO BIT(2)
+	int scan_flags;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	u32 wpa_trigger;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+        /* SNMP counters */
+        /* dot11CountersTable */
+        u32 dot11TransmittedFragmentCount;
+        u32 dot11MulticastTransmittedFrameCount;
+        u32 dot11FailedCount;
+	u32 dot11RetryCount;
+	u32 dot11MultipleRetryCount;
+	u32 dot11FrameDuplicateCount;
+        u32 dot11ReceivedFragmentCount;
+        u32 dot11MulticastReceivedFrameCount;
+        u32 dot11TransmittedFrameCount;
+        u32 dot11WEPUndecryptableCount;
+
+        int tx_led_counter;
+
+	u32 channel_use;
+	u32 channel_use_raw;
+        u32 stat_time;
+        struct timer_list stat_timer;
+
+	u8 bssid[ETH_ALEN]; /* BSSID for STA modes (Adhoc/Managed) */
+        struct timer_list rate_limit_timer;
+        u32 rate_limit;
+        u32 rate_limit_burst;
+        u32 rate_limit_bucket;
+        struct proc_dir_entry *proc, *proc_sta, *proc_iface;
+
+	struct work_struct sta_proc_add;
+
+	enum {
+		STA_ANTENNA_SEL_AUTO = 0,
+		STA_ANTENNA_SEL_SW_CTRL = 1,
+		STA_ANTENNA_SEL_SW_CTRL_DEBUG = 2
+	} sta_antenna_sel;
+
+	int rate_ctrl_num_up, rate_ctrl_num_down;
+
+#ifdef CONFIG_D80211_DEBUG_COUNTERS
+	/* TX/RX handler statistics */
+	unsigned int tx_handlers_drop;
+	unsigned int tx_handlers_queued;
+	unsigned int tx_handlers_drop_unencrypted;
+	unsigned int tx_handlers_drop_fragment;
+	unsigned int tx_handlers_drop_wep;
+	unsigned int tx_handlers_drop_rate_limit;
+	unsigned int tx_handlers_drop_not_assoc;
+	unsigned int tx_handlers_drop_unauth_port;
+	unsigned int rx_handlers_drop;
+	unsigned int rx_handlers_queued;
+	unsigned int rx_handlers_drop_nullfunc;
+	unsigned int rx_handlers_drop_defrag;
+	unsigned int rx_handlers_drop_short;
+	unsigned int rx_handlers_drop_passive_scan;
+	unsigned int tx_expand_skb_head;
+	unsigned int tx_expand_skb_head_cloned;
+	unsigned int rx_expand_skb_head;
+	unsigned int rx_expand_skb_head2;
+	unsigned int rx_handlers_fragments;
+	unsigned int tx_status_drop;
+	unsigned int wme_rx_queue[NUM_RX_DATA_QUEUES];
+	unsigned int wme_tx_queue[NUM_RX_DATA_QUEUES];
+#define I802_DEBUG_INC(c) (c)++
+#else /* CONFIG_D80211_DEBUG_COUNTERS */
+#define I802_DEBUG_INC(c) do { } while (0)
+#endif /* CONFIG_D80211_DEBUG_COUNTERS */
+
+
+	int default_wep_only; /* only default WEP keys are used with this
+			       * interface; this is used to decide when hwaccel
+			       * can be used with default keys */
+	int total_ps_buffered; /* total number of all buffered unicast and
+				* multicast packets for power saving stations
+				*/
+	int allow_broadcast_always; /* whether to allow TX of broadcast frames
+				     * even when there are no associated STAs
+				     */
+
+	int wifi_wme_noack_test;
+	unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
+
+	unsigned int hw_modes; /* bitfield of allowed hardware modes;
+				* (1 << MODE_*) */
+};
+
+
+/* ieee80211.c */
+int ieee80211_hw_config(struct net_device *dev);
+struct ieee80211_key_conf *
+ieee80211_key_data2conf(struct ieee80211_local *local,
+			struct ieee80211_key *data);
+void ieee80211_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
+		       struct ieee80211_rx_status *status, u32 msg_type);
+void ieee80211_prepare_rates(struct net_device *dev);
+void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx);
+int ieee80211_if_add_wds(struct net_device *dev, const char *name,
+			 struct ieee80211_if_wds *wds, int locked);
+int ieee80211_if_add_vlan(struct net_device *dev, const char *name,
+			  struct ieee80211_if_vlan *vlan, int locked);
+int ieee80211_if_add_ap(struct net_device *dev, const char *name, u8 *bssid,
+			int locked);
+
+int ieee80211_if_remove_wds(struct net_device *dev, const char *name, int locked);
+int ieee80211_if_remove_vlan(struct net_device *dev, const char *name, int locked);
+int ieee80211_if_remove_ap(struct net_device *dev, const char *name, int locked);
+int ieee80211_if_flush(struct net_device *dev, int locked);
+int ieee80211_if_update_wds(struct net_device *dev, char *name,
+			    struct ieee80211_if_wds *wds, int locked);
+
+/* ieee80211_ioctl.c */
+int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
+extern const struct iw_handler_def ieee80211_iw_handler_def;
+
+/* Set hw encryption from ieee80211 */
+int ieee80211_set_hw_encryption(struct net_device *dev,
+				struct sta_info *sta, u8 addr[ETH_ALEN],
+				struct ieee80211_key *key);
+
+/* ieee80211_scan.c */
+void ieee80211_init_scan(struct net_device *dev);
+void ieee80211_stop_scan(struct net_device *dev);
+
+
+
+/* Least common multiple of the used rates (in 100 kbps). This is used to
+ * calculate rate_inv values for each rate so that only integers are needed. */
+#define CHAN_UTIL_RATE_LCM 95040
+/* 1 usec is 1/8 * (95040/10) = 1188 */
+#define CHAN_UTIL_PER_USEC 1188
+/* Amount of bits to shift the result right to scale the total utilization
+ * to values that will not wrap around 32-bit integers. */
+#define CHAN_UTIL_SHIFT 9
+/* Theoretical maximum of channel utilization counter in 10 ms (stat_time=1):
+ * (CHAN_UTIL_PER_USEC * 10000) >> CHAN_UTIL_SHIFT = 23203. So dividing the
+ * raw value with about 23 should give utilization in 10th of a percentage
+ * (1/1000). However, utilization is only estimated and not all intervals
+ * between frames etc. are calculated. 18 seems to give numbers that are closer
+ * to the real maximum. */
+#define CHAN_UTIL_PER_10MS 18
+#define CHAN_UTIL_HDR_LONG (202 * CHAN_UTIL_PER_USEC)
+#define CHAN_UTIL_HDR_SHORT (40 * CHAN_UTIL_PER_USEC)
+
+
+
+/* ieee80211.c */
+int ieee80211_if_add_sta(struct net_device *dev, const char *name, int locked);
+int ieee80211_if_remove_sta(struct net_device *dev, const char *name, int locked);
+/* ieee80211_ioctl.c */
+int ieee80211_set_compression(struct ieee80211_local *local,
+			      struct net_device *dev, struct sta_info *sta);
+int ieee80211_set_bss_count(struct net_device *dev, int new_count,
+			    u8 *bssid_mask);
+/* ieee80211_sta.c */
+void ieee80211_sta_timer(unsigned long ptr);
+void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
+			   struct ieee80211_rx_status *rx_status);
+int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len);
+int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len);
+int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid);
+int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len);
+int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len);
+void ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb,
+			   struct ieee80211_rx_status *rx_status);
+void ieee80211_rx_bss_list_init(struct net_device *dev);
+void ieee80211_rx_bss_list_deinit(struct net_device *dev);
+int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len);
+struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev,
+					 struct sk_buff *skb, u8 *bssid,
+					 u8 *addr);
+int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason);
+int ieee80211_sta_disassociate(struct net_device *dev, u16 reason);
+
+/* ieee80211_dev.c */
+int ieee80211_dev_alloc_index(struct ieee80211_local *local);
+void ieee80211_dev_free_index(struct ieee80211_local *local);
+struct ieee80211_local *ieee80211_dev_find(int index);
+
+/* ieee80211_sysfs.c */
+int ieee80211_register_sysfs(struct ieee80211_local *local);
+void ieee80211_unregister_sysfs(struct ieee80211_local *local);
+int ieee80211_sysfs_init(void);
+void ieee80211_sysfs_deinit(void);
+
+#endif /* IEEE80211_I_H */
diff -Nur linux-2.6.16/net/d80211/ieee80211_ioctl.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_ioctl.c
--- linux-2.6.16/net/d80211/ieee80211_ioctl.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_ioctl.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,3040 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ * Copyright 2005-2006, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <net/iw_handler.h>
+#include <asm/uaccess.h>
+
+#include <net/d80211.h>
+#include <net/d80211_mgmt.h>
+#include "ieee80211_i.h"
+#include "hostapd_ioctl.h"
+#include "rate_control.h"
+#include "wpa.h"
+#include "aes_ccm.h"
+
+
+static int ieee80211_regdom = 0x10; /* FCC */
+MODULE_PARM(ieee80211_regdom, "i");
+MODULE_PARM_DESC(ieee80211_regdom, "IEEE 802.11 regulatory domain; 64=MKK");
+
+/*
+ * If firmware is upgraded by the vendor, additional channels can be used based
+ * on the new Japanese regulatory rules. This is indicated by setting
+ * ieee80211_japan_5ghz module parameter to one when loading the 80211 kernel
+ * module.
+ */
+static int ieee80211_japan_5ghz /* = 0 */;
+MODULE_PARM(ieee80211_japan_5ghz, "i");
+MODULE_PARM_DESC(ieee80211_japan_5ghz, "Vendor-updated firmware for 5 GHz");
+
+
+static int ieee80211_ioctl_set_beacon(struct net_device *dev,
+				      struct prism2_hostapd_param *param,
+				      int param_len,
+				      int flag)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_ap *ap;
+	u8 **b_head, **b_tail;
+	int *b_head_len, *b_tail_len;
+	int len;
+
+	len = ((char *) param->u.beacon.data - (char *) param) +
+		param->u.beacon.head_len + param->u.beacon.tail_len;
+
+	if (param_len > len)
+		param_len = len;
+	else if (param_len != len)
+		return -EINVAL;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+		return -EINVAL;
+	ap = &sdata->u.ap;
+
+	switch (flag) {
+	case 0:
+		b_head = &ap->beacon_head;
+		b_tail = &ap->beacon_tail;
+		b_head_len = &ap->beacon_head_len;
+		b_tail_len = &ap->beacon_tail_len;
+		break;
+	default:
+		printk(KERN_DEBUG "%s: unknown beacon flag %d\n",
+		       dev->name, flag);
+		return -EINVAL;
+	}
+
+	kfree(*b_head);
+	kfree(*b_tail);
+	*b_head = NULL;
+	*b_tail = NULL;
+
+	*b_head_len = param->u.beacon.head_len;
+	*b_tail_len = param->u.beacon.tail_len;
+
+	*b_head = kmalloc(*b_head_len, GFP_KERNEL);
+	if (*b_head)
+		memcpy(*b_head, param->u.beacon.data, *b_head_len);
+	else {
+		printk(KERN_DEBUG "%s: failed to allocate beacon_head\n",
+		       dev->name);
+		return -ENOMEM;
+	}
+
+	if (*b_tail_len > 0) {
+		*b_tail = kmalloc(*b_tail_len, GFP_KERNEL);
+		if (*b_tail)
+			memcpy(*b_tail, param->u.beacon.data + (*b_head_len),
+			       (*b_tail_len));
+		else {
+			printk(KERN_DEBUG "%s: failed to allocate "
+			       "beacon_tail\n", dev->name);
+			return -ENOMEM;
+		}
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_get_hw_features(struct net_device *dev,
+					   struct prism2_hostapd_param *param,
+					   int param_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	u8 *pos = param->u.hw_features.data;
+	int left = param_len - (pos - (u8 *) param);
+	int mode, i;
+	struct hostapd_ioctl_hw_modes_hdr *hdr;
+	struct ieee80211_rate_data *rate;
+	struct ieee80211_channel_data *chan;
+
+	param->u.hw_features.flags = 0;
+	if (local->hw->data_nullfunc_ack)
+		param->u.hw_features.flags |= HOSTAP_HW_FLAG_NULLFUNC_OK;
+
+	param->u.hw_features.num_modes = local->hw->num_modes;
+	for (mode = 0; mode < local->hw->num_modes; mode++) {
+		int clen, rlen;
+		struct ieee80211_hw_modes *m = &local->hw->modes[mode];
+		clen = m->num_channels * sizeof(struct ieee80211_channel_data);
+		rlen = m->num_rates * sizeof(struct ieee80211_rate_data);
+		if (left < sizeof(*hdr) + clen + rlen)
+			return -E2BIG;
+		left -= sizeof(*hdr) + clen + rlen;
+
+		hdr = (struct hostapd_ioctl_hw_modes_hdr *) pos;
+		hdr->mode = m->mode;
+		hdr->num_channels = m->num_channels;
+		hdr->num_rates = m->num_rates;
+
+		pos = (u8 *) (hdr + 1);
+		chan = (struct ieee80211_channel_data *) pos;
+		for (i = 0; i < m->num_channels; i++) {
+			chan[i].chan = m->channels[i].chan;
+			chan[i].freq = m->channels[i].freq;
+			chan[i].flag = m->channels[i].flag;
+		}
+		pos += clen;
+
+		rate = (struct ieee80211_rate_data *) pos;
+		for (i = 0; i < m->num_rates; i++) {
+			rate[i].rate = m->rates[i].rate;
+			rate[i].flags = m->rates[i].flags;
+		}
+		pos += rlen;
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_scan(struct net_device *dev,
+                                struct prism2_hostapd_param *param)
+{
+        struct ieee80211_local *local = dev->priv;
+
+	if (local->hw->passive_scan == NULL)
+		return -EOPNOTSUPP;
+
+	if ((param->u.scan.now == 1) && (local->scan.in_scan == 1))
+		return -EBUSY;
+
+        if (param->u.scan.our_mode_only >= 0)
+                local->scan.our_mode_only = param->u.scan.our_mode_only;
+        if (param->u.scan.interval >= 0)
+                local->scan.interval = param->u.scan.interval;
+        if (param->u.scan.listen >= 0)
+                local->scan.time = param->u.scan.listen;
+		if (param->u.scan.channel > 0)
+			local->scan.channel = param->u.scan.channel;
+        if (param->u.scan.now == 1) {
+                local->scan.in_scan = 0;
+                mod_timer(&local->scan.timer, jiffies);
+        }
+
+        param->u.scan.our_mode_only = local->scan.our_mode_only;
+        param->u.scan.interval = local->scan.interval;
+        param->u.scan.listen = local->scan.time;
+	if (local->scan.in_scan == 1)
+		param->u.scan.last_rx = -1;
+	else {
+		param->u.scan.last_rx = local->scan.rx_packets;
+		local->scan.rx_packets = -1;
+	}
+        param->u.scan.channel = local->hw->modes[local->scan.mode_idx].
+		channels[local->scan.chan_idx].chan;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_flush(struct net_device *dev,
+				 struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	sta_info_flush(local, NULL);
+	return 0;
+}
+
+
+static int ieee80211_ioctl_add_sta(struct net_device *dev,
+				   struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+	u32 rates;
+	int i, j;
+        struct ieee80211_sub_if_data *sdata;
+	int add_key_entry = 1;
+
+	sta = sta_info_get(local, param->sta_addr);
+
+        if (sta == NULL) {
+		sta = sta_info_add(local, dev, param->sta_addr);
+		if (sta == NULL)
+			return -ENOMEM;
+        }
+
+	if (sta->dev != dev) {
+		/* Binding STA to a new interface, so remove all references to
+		 * the old BSS. */
+		sta_info_remove_aid_ptr(sta);
+	}
+
+        /* TODO
+         * We "steal" the device in case someone owns it
+         * This will hurt WDS links and such when we have a
+         * WDS link and a client associating from the same station
+         */
+        sta->dev = dev;
+        sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+
+	sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
+	sta->aid = param->u.add_sta.aid;
+	if (sta->aid > MAX_AID_TABLE_SIZE)
+		sta->aid = 0;
+	if (sta->aid > 0 && sdata->bss)
+		sdata->bss->sta_aid[sta->aid - 1] = sta;
+	if (sdata->bss && sta->aid > sdata->bss->max_aid)
+		sdata->bss->max_aid = sta->aid;
+
+	rates = 0;
+	for (i = 0; i < sizeof(param->u.add_sta.supp_rates); i++) {
+		int rate = (param->u.add_sta.supp_rates[i] & 0x7f) * 5;
+		if (local->conf.phymode == MODE_ATHEROS_TURBO ||
+		    local->conf.phymode == MODE_ATHEROS_TURBOG)
+			rate *= 2;
+		for (j = 0; j < local->num_curr_rates; j++) {
+			if (local->curr_rates[j].rate == rate)
+				rates |= BIT(j);
+		}
+
+	}
+	sta->supp_rates = rates;
+
+	rate_control_rate_init(local, sta);
+
+	if (param->u.add_sta.wds_flags & 0x01)
+		sta->flags |= WLAN_STA_WDS;
+	else
+		sta->flags &= ~WLAN_STA_WDS;
+
+	if (add_key_entry && sta->key == NULL && sdata->default_key == NULL &&
+	    local->hw->set_key) {
+		struct ieee80211_key_conf conf;
+		/* Add key cache entry with NULL key type because this may used
+		 * for TX filtering. */
+		memset(&conf, 0, sizeof(conf));
+		conf.hw_key_idx = HW_KEY_IDX_INVALID;
+		conf.alg = ALG_NULL;
+		conf.force_sw_encrypt = 1;
+		if (local->hw->set_key(dev, SET_KEY, sta->addr, &conf,
+				       sta->aid)) {
+			sta->key_idx_compression = HW_KEY_IDX_INVALID;
+		} else {
+			sta->key_idx_compression = conf.hw_key_idx;
+		}
+	}
+
+	sta_info_release(local, sta);
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_remove_sta(struct net_device *dev,
+				      struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+
+	sta = sta_info_get(local, param->sta_addr);
+	if (sta) {
+		sta_info_release(local, sta);
+		sta_info_free(local, sta, 1);
+	}
+
+	return sta ? 0 : -ENOENT;
+}
+
+
+static int ieee80211_ioctl_get_dot11counterstable(struct net_device *dev,
+					struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+        struct ieee80211_low_level_stats stats;
+
+	memset(&stats, 0, sizeof(stats));
+	if (local->hw->get_stats)
+		local->hw->get_stats(dev, &stats);
+        param->u.dot11CountersTable.dot11TransmittedFragmentCount =
+                local->dot11TransmittedFragmentCount;
+        param->u.dot11CountersTable.dot11MulticastTransmittedFrameCount =
+                local->dot11MulticastTransmittedFrameCount;
+        param->u.dot11CountersTable.dot11ReceivedFragmentCount =
+                local->dot11ReceivedFragmentCount;
+        param->u.dot11CountersTable.dot11MulticastReceivedFrameCount =
+                local->dot11MulticastReceivedFrameCount;
+        param->u.dot11CountersTable.dot11TransmittedFrameCount =
+                local->dot11TransmittedFrameCount;
+        param->u.dot11CountersTable.dot11FCSErrorCount =
+                stats.dot11FCSErrorCount;
+        param->u.dot11CountersTable.dot11ACKFailureCount =
+                stats.dot11ACKFailureCount;
+        param->u.dot11CountersTable.dot11RTSFailureCount =
+                stats.dot11RTSFailureCount;
+        param->u.dot11CountersTable.dot11RTSSuccessCount =
+                stats.dot11RTSSuccessCount;
+
+        return 0;
+}
+
+
+static int ieee80211_ioctl_get_info_sta(struct net_device *dev,
+					struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+
+	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+		struct ieee80211_sub_if_data *sdata;
+		struct net_device_stats *stats;
+
+		sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+		stats = ieee80211_dev_stats(sdata->master);
+		param->u.get_info_sta.rx_bytes = stats->rx_bytes;
+		param->u.get_info_sta.tx_bytes = stats->tx_bytes;
+		/* go through all STAs and get STA with lowest max. rate */
+		param->u.get_info_sta.current_tx_rate =
+			local->curr_rates[sta_info_min_txrate_get(local)].rate;
+		return 0;
+	}
+
+	sta = sta_info_get(local, param->sta_addr);
+
+	if (!sta)
+		return -ENOENT;
+
+	param->u.get_info_sta.inactive_msec =
+		jiffies_to_msecs(jiffies - sta->last_rx);
+	param->u.get_info_sta.rx_packets = sta->rx_packets;
+	param->u.get_info_sta.tx_packets = sta->tx_packets;
+	param->u.get_info_sta.rx_bytes = sta->rx_bytes;
+	param->u.get_info_sta.tx_bytes = sta->tx_bytes;
+	param->u.get_info_sta.channel_use = sta->channel_use;
+        param->u.get_info_sta.flags = sta->flags;
+	if (sta->txrate >= 0 && sta->txrate < local->num_curr_rates)
+		param->u.get_info_sta.current_tx_rate =
+			local->curr_rates[sta->txrate].rate;
+	param->u.get_info_sta.num_ps_buf_frames =
+		skb_queue_len(&sta->ps_tx_buf);
+	param->u.get_info_sta.tx_retry_failed = sta->tx_retry_failed;
+	param->u.get_info_sta.tx_retry_count = sta->tx_retry_count;
+	param->u.get_info_sta.last_rssi = sta->last_rssi;
+	param->u.get_info_sta.last_ack_rssi = sta->last_ack_rssi[2];
+
+	sta_info_release(local, sta);
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_set_flags_sta(struct net_device *dev,
+					 struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+
+	sta = sta_info_get(local, param->sta_addr);
+	if (sta) {
+		sta->flags |= param->u.set_flags_sta.flags_or;
+		sta->flags &= param->u.set_flags_sta.flags_and;
+		if (local->hw->set_port_auth &&
+		    (param->u.set_flags_sta.flags_or & WLAN_STA_AUTHORIZED) &&
+		    local->hw->set_port_auth(local->mdev, sta->addr, 1))
+			printk(KERN_DEBUG "%s: failed to set low-level driver "
+			       "PAE state (authorized) for " MACSTR "\n",
+			       dev->name, MAC2STR(sta->addr));
+		if (local->hw->set_port_auth &&
+		    !(param->u.set_flags_sta.flags_and & WLAN_STA_AUTHORIZED)
+		    && local->hw->set_port_auth(local->mdev, sta->addr, 0))
+			printk(KERN_DEBUG "%s: failed to set low-level driver "
+			       "PAE state (unauthorized) for " MACSTR "\n",
+			       dev->name, MAC2STR(sta->addr));
+		sta_info_release(local, sta);
+	}
+
+	return sta ? 0 : -ENOENT;
+}
+
+
+int ieee80211_set_hw_encryption(struct net_device *dev,
+				struct sta_info *sta, u8 addr[ETH_ALEN],
+				struct ieee80211_key *key)
+{
+	struct ieee80211_key_conf *keyconf = NULL;
+	struct ieee80211_local *local = dev->priv;
+	int rc = 0;
+
+	/* default to sw encryption; this will be cleared by low-level
+	 * driver if the hw supports requested encryption */
+	if (key)
+		key->force_sw_encrypt = 1;
+
+	if (key && local->hw->set_key &&
+	    (!local->conf.sw_encrypt || !local->conf.sw_decrypt) &&
+	    (keyconf = ieee80211_key_data2conf(local, key)) != NULL) {
+		if (local->hw->set_key(dev, SET_KEY, addr,
+				       keyconf, sta ? sta->aid : 0)) {
+			rc = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
+			key->force_sw_encrypt = 1;
+			key->hw_key_idx = HW_KEY_IDX_INVALID;
+		} else {
+			key->force_sw_encrypt =
+				keyconf->force_sw_encrypt;
+			key->hw_key_idx =
+				keyconf->hw_key_idx;
+
+		}
+	}
+	kfree(keyconf);
+
+	return rc;
+}
+
+
+static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
+				    int idx, int alg, int set_tx_key, int *err,
+				    const u8 *_key, size_t key_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	int ret = 0;
+	struct sta_info *sta;
+	struct ieee80211_key **key;
+	int try_hwaccel = 1;
+        struct ieee80211_key_conf *keyconf;
+        struct ieee80211_sub_if_data *sdata;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	if (sta_addr[0] == 0xff && sta_addr[1] == 0xff &&
+	    sta_addr[2] == 0xff && sta_addr[3] == 0xff &&
+	    sta_addr[4] == 0xff && sta_addr[5] == 0xff) {
+		sta = NULL;
+		if (idx >= NUM_DEFAULT_KEYS) {
+			printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
+			       dev->name, idx);
+			return -EINVAL;
+		}
+		key = &sdata->keys[idx];
+
+		/* Disable hwaccel for default keys when the interface is not
+		 * the default one.
+		 * TODO: consider adding hwaccel support for these; at least
+		 * Atheros key cache should be able to handle this since AP is
+		 * only transmitting frames with default keys. */
+		/* FIX: hw key cache can be used when only one virtual
+		 * STA is associated with each AP. If more than one STA
+		 * is associated to the same AP, software encryption
+		 * must be used. This should be done automatically
+		 * based on configured station devices. For the time
+		 * being, this can be only set at compile time. */
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+			if (0 /* FIX: more than one STA per AP */)
+				try_hwaccel = 0;
+		} else
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_AP ||
+		    dev != local->wdev)
+			try_hwaccel = 0;
+	} else {
+		set_tx_key = 0;
+		if (idx != 0) {
+			printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for "
+			       "individual key\n", dev->name);
+			return -EINVAL;
+		}
+
+		sta = sta_info_get(local, sta_addr);
+		if (sta == NULL) {
+			if (err)
+				*err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+			printk(KERN_DEBUG "%s: set_encrypt - unknown addr "
+			       MACSTR "\n",
+			       dev->name, MAC2STR(sta_addr));
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+
+			return -ENOENT;
+		}
+
+		key = &sta->key;
+	}
+
+	/* FIX:
+	 * Cannot configure default hwaccel keys with WEP algorithm, if
+	 * any of the virtual interfaces is using static WEP
+	 * configuration because hwaccel would otherwise try to decrypt
+	 * these frames.
+	 *
+	 * For now, just disable WEP hwaccel for broadcast when there is
+	 * possibility of conflict with default keys. This can maybe later be
+	 * optimized by using non-default keys (at least with Atheros ar521x).
+	 */
+	if (!sta && alg == ALG_WEP && !local->default_wep_only &&
+	    local->conf.mode != IW_MODE_ADHOC &&
+	    local->conf.mode != IW_MODE_INFRA) {
+		try_hwaccel = 0;
+	}
+
+	if (local->hw->device_hides_wep) {
+		/* Software encryption cannot be used with devices that hide
+		 * encryption from the host system, so always try to use
+		 * hardware acceleration with such devices. */
+		try_hwaccel = 1;
+	}
+
+	if (local->hw->no_tkip_wmm_hwaccel && alg == ALG_TKIP) {
+		if (sta && (sta->flags & WLAN_STA_WME)) {
+		/* Hardware does not support hwaccel with TKIP when using WMM.
+		 */
+			try_hwaccel = 0;
+		}
+		else if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+			sta = sta_info_get(local, sdata->u.sta.bssid);
+			if (sta) {
+				if (sta->flags & WLAN_STA_WME) {
+					try_hwaccel = 0;
+				}
+				sta_info_release(local, sta);
+				sta = NULL;
+			}
+		}
+	}
+
+	if (alg == ALG_NONE) {
+		keyconf = NULL;
+		if (try_hwaccel && *key && local->hw->set_key &&
+		    (keyconf = ieee80211_key_data2conf(local, *key)) != NULL &&
+		    local->hw->set_key(dev, DISABLE_KEY, sta_addr,
+				       keyconf, sta ? sta->aid : 0)) {
+			if (err)
+				*err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
+			printk(KERN_DEBUG "%s: set_encrypt - low-level disable"
+			       " failed\n", dev->name);
+			ret = -EINVAL;
+		}
+		kfree(keyconf);
+
+		if (sdata->default_key == *key)
+			sdata->default_key = NULL;
+		kfree(*key);
+		*key = NULL;
+	} else {
+		if (*key == NULL || (*key)->keylen < key_len) {
+			kfree(*key);
+			*key = kmalloc(sizeof(struct ieee80211_key) +
+				       key_len, GFP_ATOMIC);
+			if (*key == NULL) {
+				ret = -ENOMEM;
+				goto done;
+			}
+		}
+		memset(*key, 0, sizeof(struct ieee80211_key) + key_len);
+		/* default to sw encryption; low-level driver sets these if the
+		 * requested encryption is supported */
+		(*key)->hw_key_idx = HW_KEY_IDX_INVALID;
+		(*key)->force_sw_encrypt = 1;
+
+		(*key)->alg = alg;
+		(*key)->keyidx = idx;
+		(*key)->keylen = key_len;
+		memcpy((*key)->key, _key, key_len);
+		if (set_tx_key)
+			(*key)->default_tx_key = 1;
+
+		if (alg == ALG_CCMP) {
+			/* Initialize AES key state here as an optimization
+			 * so that it does not need to be initialized for every
+			 * packet. */
+			ieee80211_aes_key_setup_encrypt(
+				(*key)->u.ccmp.aes_state, (*key)->key);
+		}
+
+		if (try_hwaccel &&
+		    (alg == ALG_WEP || alg == ALG_TKIP || alg == ALG_CCMP)) {
+			int e = ieee80211_set_hw_encryption(dev, sta, sta_addr,
+							    *key);
+			if (err)
+				*err = e;
+		}
+	}
+
+	if (set_tx_key || (sta == NULL && sdata->default_key == NULL)) {
+                sdata->default_key = *key;
+		if (local->hw->set_key_idx &&
+		    local->hw->set_key_idx(dev, idx))
+			printk(KERN_DEBUG "%s: failed to set TX key idx for "
+			       "low-level driver\n", dev->name);
+	}
+
+ done:
+	if (sta)
+		sta_info_release(local, sta);
+
+	return ret;
+}
+
+
+static int ieee80211_ioctl_set_encryption(struct net_device *dev,
+					  struct prism2_hostapd_param *param,
+					  int param_len)
+{
+	int alg;
+
+	param->u.crypt.err = 0;
+	param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
+
+	if (param_len <
+	    (int) ((char *) param->u.crypt.key - (char *) param) +
+	    param->u.crypt.key_len) {
+		printk(KERN_DEBUG "%s: set_encrypt - invalid param_lem\n",
+		       dev->name);
+		return -EINVAL;
+        }
+
+	if (strcmp(param->u.crypt.alg, "none") == 0)
+		alg = ALG_NONE;
+	else if (strcmp(param->u.crypt.alg, "WEP") == 0)
+		alg = ALG_WEP;
+	else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
+		if (param->u.crypt.key_len != ALG_TKIP_KEY_LEN) {
+			printk(KERN_DEBUG "%s: set_encrypt - invalid TKIP key "
+			       "length %d\n", dev->name,
+			       param->u.crypt.key_len);
+			return -EINVAL;
+		}
+		alg = ALG_TKIP;
+	} else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
+		if (param->u.crypt.key_len != ALG_CCMP_KEY_LEN) {
+			printk(KERN_DEBUG "%s: set_encrypt - invalid CCMP key "
+			       "length %d\n", dev->name,
+			       param->u.crypt.key_len);
+			return -EINVAL;
+		}
+		alg = ALG_CCMP;
+	} else {
+		param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
+		printk(KERN_DEBUG "%s: set_encrypt - unknown alg\n",
+		       dev->name);
+		return -EINVAL;
+	}
+
+	return ieee80211_set_encryption(
+		dev, param->sta_addr,
+		param->u.crypt.idx, alg,
+		param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY,
+		&param->u.crypt.err, param->u.crypt.key,
+		param->u.crypt.key_len);
+}
+
+
+static int ieee80211_ioctl_get_encryption(struct net_device *dev,
+					  struct prism2_hostapd_param *param,
+					  int param_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	int ret = 0;
+	struct sta_info *sta;
+	struct ieee80211_key **key;
+	int max_key_len;
+        struct ieee80211_sub_if_data *sdata;
+	u8 *pos;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	param->u.crypt.err = 0;
+
+	max_key_len = param_len -
+		(int) ((char *) param->u.crypt.key - (char *) param);
+	if (max_key_len < 0)
+		return -EINVAL;
+
+	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+		sta = NULL;
+		if (param->u.crypt.idx > NUM_DEFAULT_KEYS) {
+			param->u.crypt.idx = sdata->default_key ?
+				sdata->default_key->keyidx : 0;
+			return 0;
+		} else
+			key = &sdata->keys[param->u.crypt.idx];
+	} else {
+		sta = sta_info_get(local, param->sta_addr);
+		if (sta == NULL) {
+			param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
+			return -EINVAL;
+		}
+
+		key = &sta->key;
+	}
+
+	memset(param->u.crypt.seq_counter, 0, HOSTAP_SEQ_COUNTER_SIZE);
+	if (*key == NULL) {
+		memcpy(param->u.crypt.alg, "none", 5);
+		param->u.crypt.key_len = 0;
+		param->u.crypt.idx = 0xff;
+	} else {
+		switch ((*key)->alg) {
+		case ALG_WEP:
+			memcpy(param->u.crypt.alg, "WEP", 4);
+			break;
+		case ALG_TKIP:
+		{
+			u32 iv32;
+			u16 iv16;
+
+			memcpy(param->u.crypt.alg, "TKIP", 5);
+			if (local->hw->get_sequence_counter) {
+			/* Get transmit counter from low level driver */
+				if (local->hw->get_sequence_counter(dev,
+						param->sta_addr,
+						(*key)->keyidx,
+						IEEE80211_SEQ_COUNTER_TX,
+						&iv32,
+						&iv16)) {
+					/* Error getting value from device */
+					return -EIO;
+				}
+			} else {
+				/* Get it from our own local data */
+				iv32 = (*key)->u.tkip.iv32;
+				iv16 = (*key)->u.tkip.iv16;
+			}
+			pos = param->u.crypt.seq_counter;
+			*pos++ = iv16 & 0xff;
+			*pos++ = (iv16 >> 8) & 0xff;
+			*pos++ = iv32 & 0xff;
+			*pos++ = (iv32 >> 8) & 0xff;
+			*pos++ = (iv32 >> 16) & 0xff;
+			*pos++ = (iv32 >> 24) & 0xff;
+			break;
+			}
+		case ALG_CCMP:
+		{
+			u8 *pn;
+			memcpy(param->u.crypt.alg, "CCMP", 5);
+			pos = param->u.crypt.seq_counter;
+			pn = (*key)->u.ccmp.tx_pn;
+			*pos++ = pn[5];
+			*pos++ = pn[4];
+			*pos++ = pn[3];
+			*pos++ = pn[2];
+			*pos++ = pn[1];
+			*pos++ = pn[0];
+			break;
+		}
+		default:
+			memcpy(param->u.crypt.alg, "unknown", 8);
+			break;
+		}
+
+		if (max_key_len < (*key)->keylen)
+			ret = -E2BIG;
+		else {
+			param->u.crypt.key_len = (*key)->keylen;
+			memcpy(param->u.crypt.key, (*key)->key,
+			       (*key)->keylen);
+		}
+	}
+
+	if (sta)
+		sta_info_release(local, sta);
+
+	return ret;
+}
+
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+static int ieee80211_ioctl_wpa_trigger(struct net_device *dev,
+				       struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+
+	if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+	    param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+	    param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
+		local->wpa_trigger = param->u.wpa_trigger.trigger;
+		return 0;
+	}
+
+	sta = sta_info_get(local, param->sta_addr);
+	if (sta == NULL) {
+		printk(KERN_DEBUG "%s: wpa_trigger - unknown addr\n",
+		       dev->name);
+		return -EINVAL;
+	}
+
+	sta->wpa_trigger = param->u.wpa_trigger.trigger;
+
+	sta_info_release(local, sta);
+	return 0;
+}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+
+static int ieee80211_ioctl_set_rate_sets(struct net_device *dev,
+					 struct prism2_hostapd_param *param,
+					 int param_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	u16 *pos = (u16 *) param->u.set_rate_sets.data;
+	int left = param_len - ((u8 *) pos - (u8 *) param);
+	int i, mode, num_supp, num_basic, *supp, *basic, *prev;
+
+	mode = param->u.set_rate_sets.mode;
+	num_supp = param->u.set_rate_sets.num_supported_rates;
+	num_basic = param->u.set_rate_sets.num_basic_rates;
+
+	if (left < (num_supp + num_basic) * 2) {
+		printk(KERN_WARNING "%s: invalid length in hostapd set rate "
+		       "sets ioctl (%d != %d)\n", dev->name, left,
+		       (num_supp + num_basic) * 2);
+		return -EINVAL;
+	}
+
+	supp = (int *) kmalloc((num_supp + 1) * sizeof(int), GFP_KERNEL);
+	basic = (int *) kmalloc((num_basic + 1) * sizeof(int), GFP_KERNEL);
+
+	if (!supp || !basic) {
+		kfree(supp);
+		kfree(basic);
+		return -ENOMEM;
+	}
+
+	for (i = 0; i < num_supp; i++)
+		supp[i] = *pos++;
+	supp[i] = -1;
+
+	for (i = 0; i < num_basic; i++)
+		basic[i] = *pos++;
+	basic[i] = -1;
+
+	if (num_supp == 0) {
+		kfree(supp);
+		supp = NULL;
+	}
+
+	if (num_basic == 0) {
+		kfree(basic);
+		basic = NULL;
+	}
+
+	prev = local->supp_rates[mode];
+	local->supp_rates[mode] = supp;
+	kfree(prev);
+
+	prev = local->basic_rates[mode];
+	local->basic_rates[mode] = basic;
+	kfree(prev);
+
+	if (mode == local->conf.phymode) {
+		/* TODO: should update STA TX rates and remove STAs if they
+		 * do not have any remaining supported rates after the change
+		 */
+		ieee80211_prepare_rates(dev);
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_add_if(struct net_device *dev,
+				  struct prism2_hostapd_param *param,
+				  int param_len)
+{
+	u8 *pos = param->u.if_info.data;
+        int left = param_len - ((u8 *) pos - (u8 *) param);
+
+        if (param->u.if_info.type == HOSTAP_IF_WDS) {
+                struct ieee80211_if_wds iwds;
+                struct hostapd_if_wds *wds =
+			(struct hostapd_if_wds *) param->u.if_info.data;
+
+                if (left < sizeof(struct ieee80211_if_wds))
+                        return -EPROTO;
+
+		memcpy(iwds.remote_addr, wds->remote_addr, ETH_ALEN);
+
+		return ieee80211_if_add_wds(dev, param->u.if_info.name,
+					    &iwds, 1);
+	} else if (param->u.if_info.type == HOSTAP_IF_VLAN) {
+		struct hostapd_if_vlan *vlan = (struct hostapd_if_vlan *) pos;
+		struct ieee80211_if_vlan ivlan;
+
+		if (left < sizeof(struct hostapd_if_vlan))
+			return -EPROTO;
+
+                ivlan.id = vlan->id;
+
+		return ieee80211_if_add_vlan(dev, param->u.if_info.name,
+					     &ivlan, 1);
+        } else if (param->u.if_info.type == HOSTAP_IF_BSS) {
+                struct hostapd_if_bss *bss =
+			(struct hostapd_if_bss *) param->u.if_info.data;
+
+                if (left < sizeof(struct hostapd_if_bss))
+                        return -EPROTO;
+
+		return ieee80211_if_add_ap(dev, param->u.if_info.name,
+					     bss->bssid, 1);
+        } else if (param->u.if_info.type == HOSTAP_IF_STA) {
+#if 0
+                struct hostapd_if_sta *sta =
+			(struct hostapd_if_sta *) param->u.if_info.data;
+#endif
+
+                if (left < sizeof(struct hostapd_if_sta))
+                        return -EPROTO;
+
+		return ieee80211_if_add_sta(dev, param->u.if_info.name, 1);
+	} else
+                return -EINVAL;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_remove_if(struct net_device *dev,
+				     struct prism2_hostapd_param *param)
+{
+	if (param->u.if_info.type == HOSTAP_IF_WDS) {
+		return ieee80211_if_remove_wds(dev, param->u.if_info.name, 1);
+	} else if (param->u.if_info.type == HOSTAP_IF_VLAN) {
+		return ieee80211_if_remove_vlan(dev, param->u.if_info.name, 1);
+	} else if (param->u.if_info.type == HOSTAP_IF_BSS) {
+		return ieee80211_if_remove_ap(dev, param->u.if_info.name, 1);
+	} else if (param->u.if_info.type == HOSTAP_IF_STA) {
+		return ieee80211_if_remove_sta(dev, param->u.if_info.name, 1);
+	} else {
+                return -EINVAL;
+	}
+}
+
+
+static int ieee80211_ioctl_update_if(struct net_device *dev,
+				     struct prism2_hostapd_param *param,
+				     int param_len)
+{
+	u8 *pos = param->u.if_info.data;
+        int left = param_len - ((u8 *) pos - (u8 *) param);
+
+	if (param->u.if_info.type == HOSTAP_IF_WDS) {
+		struct ieee80211_if_wds iwds;
+		struct hostapd_if_wds *wds =
+			(struct hostapd_if_wds *) param->u.if_info.data;
+
+		if (left < sizeof(struct ieee80211_if_wds))
+			return -EPROTO;
+
+		memcpy(iwds.remote_addr, wds->remote_addr, ETH_ALEN);
+
+		return ieee80211_if_update_wds(dev, param->u.if_info.name,
+					       &iwds, 1);
+	} else {
+		return -EOPNOTSUPP;
+	}
+}
+
+
+static int ieee80211_ioctl_flush_ifs(struct net_device *dev,
+				     struct prism2_hostapd_param *param)
+{
+	return ieee80211_if_flush(dev, 1);
+}
+
+
+static int ieee80211_ioctl_scan_req(struct net_device *dev,
+				    struct prism2_hostapd_param *param,
+				    int param_len)
+{
+	u8 *pos = param->u.scan_req.ssid;
+	int left = param_len - ((u8 *) pos - (u8 *) param);
+	int len = param->u.scan_req.ssid_len;
+
+	if (left < len || len > IEEE80211_MAX_SSID_LEN)
+		return -EINVAL;
+
+	return ieee80211_sta_req_scan(dev, pos, len);
+}
+
+
+static int ieee80211_ioctl_sta_get_state(struct net_device *dev,
+					 struct prism2_hostapd_param *param)
+{
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return -EINVAL;
+	param->u.sta_get_state.state = sdata->u.sta.state;
+	return 0;
+}
+
+
+static int ieee80211_ioctl_mlme(struct net_device *dev,
+				struct prism2_hostapd_param *param)
+{
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return -EINVAL;
+	switch (param->u.mlme.cmd) {
+	case MLME_STA_DEAUTH:
+		ieee80211_sta_deauthenticate(dev, param->u.mlme.reason_code);
+		break;
+	case MLME_STA_DISASSOC:
+		ieee80211_sta_disassociate(dev, param->u.mlme.reason_code);
+		break;
+	}
+	return 0;
+}
+
+
+static int ieee80211_ioctl_get_load_stats(struct net_device *dev,
+					  struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	param->u.get_load_stats.channel_use = local->channel_use;
+/*	if (param->u.get_load_stats.flags & LOAD_STATS_CLEAR)
+		local->channel_use = 0; */ /* now it's not raw counter */
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_set_sta_vlan(struct net_device *dev,
+                                        struct prism2_hostapd_param *param)
+{
+        struct ieee80211_local *local = dev->priv;
+        struct sta_info *sta;
+
+        sta = sta_info_get(local, param->sta_addr);
+        if (sta) {
+                struct net_device *new_vlan_dev;
+                new_vlan_dev =
+			dev_get_by_name(param->u.set_sta_vlan.vlan_name);
+                if (new_vlan_dev) {
+#if 0
+                        printk("%s: Station " MACSTR " moved to vlan: %s\n",
+                               dev->name, MAC2STR(param->sta_addr),
+                               new_vlan_dev->name);
+#endif
+                        sta->dev = new_vlan_dev;
+			sta->vlan_id = param->u.set_sta_vlan.vlan_id;
+                        dev_put(new_vlan_dev);
+                }
+		sta_info_release(local, sta);
+	}
+
+	return sta ? 0 : -ENOENT;
+}
+
+
+static int ieee80211_set_gen_ie(struct net_device *dev, u8 *ie, size_t len)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA)
+		return ieee80211_sta_set_extra_ie(dev, ie, len);
+
+	kfree(local->conf.generic_elem);
+	local->conf.generic_elem = kmalloc(len, GFP_KERNEL);
+	if (local->conf.generic_elem == NULL)
+		return -ENOMEM;
+	memcpy(local->conf.generic_elem, ie, len);
+	local->conf.generic_elem_len = len;
+
+	return ieee80211_hw_config(dev);
+}
+
+
+static int
+ieee80211_ioctl_set_generic_info_elem(struct net_device *dev,
+				      struct prism2_hostapd_param *param,
+				      int param_len)
+{
+	u8 *pos = param->u.set_generic_info_elem.data;
+        int left = param_len - ((u8 *) pos - (u8 *) param);
+	int len = param->u.set_generic_info_elem.len;
+
+	if (left < len)
+		return -EINVAL;
+
+	return ieee80211_set_gen_ie(dev, pos, len);
+}
+
+
+static int ieee80211_ioctl_set_regulatory_domain(struct net_device *dev,
+					    struct prism2_hostapd_param *param)
+{
+        struct ieee80211_conf *conf = ieee80211_get_hw_conf(dev);
+        conf->regulatory_domain = param->u.set_regulatory_domain.rd;
+        return 0;
+}
+
+
+static int ieee80211_ioctl_set_adm_status(struct net_device *dev,
+					  int val)
+{
+        struct ieee80211_conf *conf = ieee80211_get_hw_conf(dev);
+        conf->adm_status = val;
+        return ieee80211_hw_config(dev);
+}
+
+static int
+ieee80211_ioctl_set_tx_queue_params(struct net_device *dev,
+				    struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_tx_queue_params qparam;
+
+	if (!local->hw->conf_tx) {
+		printk(KERN_DEBUG "%s: low-level driver does not support TX "
+		       "queue configuration\n", dev->name);
+		return -EOPNOTSUPP;
+	}
+
+	memset(&qparam, 0, sizeof(qparam));
+	qparam.aifs = param->u.tx_queue_params.aifs;
+	qparam.cw_min = param->u.tx_queue_params.cw_min;
+	qparam.cw_max = param->u.tx_queue_params.cw_max;
+	qparam.burst_time = param->u.tx_queue_params.burst_time;
+
+	return local->hw->conf_tx(dev, param->u.tx_queue_params.queue,
+				  &qparam);
+}
+
+
+static int ieee80211_ioctl_get_tx_stats(struct net_device *dev,
+					struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_tx_queue_stats stats;
+	int ret, i;
+
+	if (!local->hw->get_tx_stats)
+		return -EOPNOTSUPP;
+
+	memset(&stats, 0, sizeof(stats));
+	ret = local->hw->get_tx_stats(dev, &stats);
+	if (ret)
+		return ret;
+
+	for (i = 0; i < 4; i++) {
+		param->u.get_tx_stats.data[i].len = stats.data[i].len;
+		param->u.get_tx_stats.data[i].limit = stats.data[i].limit;
+		param->u.get_tx_stats.data[i].count = stats.data[i].count;
+	}
+
+	return 0;
+}
+
+
+int ieee80211_set_bss_count(struct net_device *dev, int new_count,
+			    u8 *bssid_mask)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_conf *conf = ieee80211_get_hw_conf(dev);
+	int i, bss_count;
+	struct net_device **bss_devs, **prev;
+	struct net_device **sta_devs, **prev_sta_devs;
+
+	bss_count = 0;
+	for (i = 0; i < conf->bss_count; i++) {
+		if (local->bss_devs[i])
+			bss_count++;
+	}
+
+	if (new_count < bss_count) {
+		printk(KERN_DEBUG "%s: invalid BSS count %d (in use: %d)\n",
+		       dev->name, new_count, bss_count);
+		return -EINVAL;
+	}
+
+	bss_devs = kmalloc(new_count * sizeof(struct net_device *),
+			   GFP_KERNEL);
+	if (bss_devs == NULL)
+		return -ENOMEM;
+	sta_devs = kmalloc(new_count * sizeof(struct net_device *),
+			   GFP_KERNEL);
+	if (sta_devs == NULL) {
+		kfree(bss_devs);
+		return -ENOMEM;
+	}
+
+	spin_lock_bh(&local->sub_if_lock);
+	memcpy(bss_devs, local->bss_devs,
+	       bss_count * sizeof(struct net_device *));
+	memset(&bss_devs[bss_count], 0,
+	       (new_count - bss_count) * sizeof(struct net_device *));
+
+	if (bssid_mask)
+		memcpy(conf->bssid_mask, bssid_mask, ETH_ALEN);
+
+	prev = local->bss_devs;
+	local->bss_devs = bss_devs;
+	conf->bss_count = new_count;
+
+	memcpy(sta_devs, local->sta_devs,
+	       bss_count * sizeof(struct net_device *));
+	memset(&sta_devs[bss_count], 0,
+	       (new_count - bss_count) * sizeof(struct net_device *));
+	prev_sta_devs = local->sta_devs;
+	local->sta_devs = sta_devs;
+
+	spin_unlock_bh(&local->sub_if_lock);
+	kfree(prev);
+	kfree(prev_sta_devs);
+
+	return ieee80211_hw_config(dev);
+}
+
+static int ieee80211_ioctl_set_bss(struct net_device *dev,
+				   struct prism2_hostapd_param *param)
+{
+	return ieee80211_set_bss_count(dev, param->u.set_bss.bss_count,
+				       param->u.set_bss.bssid_mask);
+}
+
+
+static int ieee80211_ioctl_set_channel_flag(struct net_device *dev,
+					    struct prism2_hostapd_param *param)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hw_modes *mode = NULL;
+	struct ieee80211_channel *chan = NULL;
+	int i;
+
+	for (i = 0; i < local->hw->num_modes; i++) {
+		mode = &local->hw->modes[i];
+		if (mode->mode == param->u.set_channel_flag.mode)
+			break;
+		mode = NULL;
+	}
+
+	if (!mode)
+		return -ENOENT;
+
+	for (i = 0; i < mode->num_channels; i++) {
+		chan = &mode->channels[i];
+		if (chan->chan == param->u.set_channel_flag.chan)
+			break;
+		chan = NULL;
+	}
+
+	if (!chan)
+		return -ENOENT;
+
+	chan->flag = param->u.set_channel_flag.flag;
+        chan->power_level = param->u.set_channel_flag.power_level;
+        chan->antenna_max = param->u.set_channel_flag.antenna_max;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_set_quiet_params(struct net_device *dev,
+					    struct prism2_hostapd_param *param)
+{
+	struct ieee80211_conf *conf = ieee80211_get_hw_conf(dev);
+	conf->quiet_duration = param->u.quiet.duration;
+	conf->quiet_offset = param->u.quiet.offset;
+	conf->quiet_period = param->u.quiet.period;
+	return 0;
+}
+
+
+static int ieee80211_ioctl_set_radar_params(struct net_device *dev,
+					    struct prism2_hostapd_param *param)
+{
+	struct ieee80211_conf *conf = ieee80211_get_hw_conf(dev);
+	conf->radar_firpwr_threshold = param->u.radar.radar_firpwr_threshold;
+	conf->radar_rssi_threshold = param->u.radar.radar_rssi_threshold;
+	conf->pulse_height_threshold = param->u.radar.pulse_height_threshold;
+	conf->pulse_rssi_threshold = param->u.radar.pulse_rssi_threshold;
+	conf->pulse_inband_threshold = param->u.radar.pulse_inband_threshold;
+	return 0;
+}
+
+
+static int ieee80211_ioctl_priv_hostapd(struct net_device *dev,
+					struct iw_point *p)
+{
+	struct prism2_hostapd_param *param;
+	int ret = 0;
+
+	if (p->length < sizeof(struct prism2_hostapd_param) ||
+	    p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) {
+		printk(KERN_DEBUG "%s: hostapd ioctl: ptr=%p len=%d min=%d "
+		       "max=%d\n", dev->name, p->pointer, p->length,
+		       (int)sizeof(struct prism2_hostapd_param),
+		       PRISM2_HOSTAPD_MAX_BUF_SIZE);
+		return -EINVAL;
+	}
+
+	param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL);
+	if (param == NULL)
+		return -ENOMEM;
+
+	if (copy_from_user(param, p->pointer, p->length)) {
+		ret = -EFAULT;
+		goto out;
+	}
+
+	switch (param->cmd) {
+	case PRISM2_HOSTAPD_FLUSH:
+		ret = ieee80211_ioctl_flush(dev, param);
+		break;
+	case PRISM2_HOSTAPD_ADD_STA:
+		ret = ieee80211_ioctl_add_sta(dev, param);
+		break;
+	case PRISM2_HOSTAPD_REMOVE_STA:
+		ret = ieee80211_ioctl_remove_sta(dev, param);
+		break;
+	case PRISM2_HOSTAPD_GET_INFO_STA:
+		ret = ieee80211_ioctl_get_info_sta(dev, param);
+		break;
+	case PRISM2_SET_ENCRYPTION:
+		ret = ieee80211_ioctl_set_encryption(dev, param, p->length);
+		break;
+	case PRISM2_GET_ENCRYPTION:
+		ret = ieee80211_ioctl_get_encryption(dev, param, p->length);
+		break;
+	case PRISM2_HOSTAPD_SET_FLAGS_STA:
+		ret = ieee80211_ioctl_set_flags_sta(dev, param);
+		break;
+	case PRISM2_HOSTAPD_SET_BEACON:
+		ret = ieee80211_ioctl_set_beacon(dev, param, p->length, 0);
+		break;
+	case PRISM2_HOSTAPD_GET_HW_FEATURES:
+		ret = ieee80211_ioctl_get_hw_features(dev, param, p->length);
+		break;
+        case PRISM2_HOSTAPD_SCAN:
+		ret = ieee80211_ioctl_scan(dev, param);
+		break;
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+        case PRISM2_HOSTAPD_WPA_TRIGGER:
+		ret = ieee80211_ioctl_wpa_trigger(dev, param);
+		break;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+        case PRISM2_HOSTAPD_SET_RATE_SETS:
+		ret = ieee80211_ioctl_set_rate_sets(dev, param, p->length);
+		break;
+	case PRISM2_HOSTAPD_ADD_IF:
+                ret = ieee80211_ioctl_add_if(dev, param, p->length);
+                break;
+	case PRISM2_HOSTAPD_REMOVE_IF:
+                ret = ieee80211_ioctl_remove_if(dev, param);
+                break;
+	case PRISM2_HOSTAPD_GET_DOT11COUNTERSTABLE:
+		ret = ieee80211_ioctl_get_dot11counterstable(dev, param);
+		break;
+        case PRISM2_HOSTAPD_GET_LOAD_STATS:
+		ret = ieee80211_ioctl_get_load_stats(dev, param);
+		break;
+        case PRISM2_HOSTAPD_SET_STA_VLAN:
+                ret = ieee80211_ioctl_set_sta_vlan(dev, param);
+		break;
+        case PRISM2_HOSTAPD_SET_GENERIC_INFO_ELEM:
+                ret = ieee80211_ioctl_set_generic_info_elem(dev, param,
+							    p->length);
+		break;
+        case PRISM2_HOSTAPD_SET_CHANNEL_FLAG:
+		ret = ieee80211_ioctl_set_channel_flag(dev, param);
+		break;
+        case PRISM2_HOSTAPD_SET_REGULATORY_DOMAIN:
+		ret = ieee80211_ioctl_set_regulatory_domain(dev, param);
+		break;
+	case PRISM2_HOSTAPD_SET_TX_QUEUE_PARAMS:
+		ret = ieee80211_ioctl_set_tx_queue_params(dev, param);
+		break;
+	case PRISM2_HOSTAPD_SET_BSS:
+		ret = ieee80211_ioctl_set_bss(dev, param);
+		break;
+	case PRISM2_HOSTAPD_GET_TX_STATS:
+		ret = ieee80211_ioctl_get_tx_stats(dev, param);
+		break;
+	case PRISM2_HOSTAPD_UPDATE_IF:
+                ret = ieee80211_ioctl_update_if(dev, param, p->length);
+                break;
+	case PRISM2_HOSTAPD_SCAN_REQ:
+                ret = ieee80211_ioctl_scan_req(dev, param, p->length);
+                break;
+	case PRISM2_STA_GET_STATE:
+		ret = ieee80211_ioctl_sta_get_state(dev, param);
+		break;
+	case PRISM2_HOSTAPD_MLME:
+		ret = ieee80211_ioctl_mlme(dev, param);
+		break;
+	case PRISM2_HOSTAPD_FLUSH_IFS:
+		ret = ieee80211_ioctl_flush_ifs(dev, param);
+		break;
+	case PRISM2_HOSTAPD_SET_RADAR_PARAMS:
+		ret = ieee80211_ioctl_set_radar_params(dev, param);
+		break;
+	case PRISM2_HOSTAPD_SET_QUIET_PARAMS:
+		ret = ieee80211_ioctl_set_quiet_params(dev, param);
+		break;
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+
+	if (copy_to_user(p->pointer, param, p->length))
+		ret = -EFAULT;
+
+ out:
+	kfree(param);
+
+	return ret;
+}
+
+
+static int ieee80211_ioctl_giwname(struct net_device *dev,
+				   struct iw_request_info *info,
+				   char *name, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	switch (local->conf.phymode) {
+	case MODE_IEEE80211A:
+		strcpy(name, "IEEE 802.11a");
+		break;
+	case MODE_IEEE80211B:
+		strcpy(name, "IEEE 802.11b");
+		break;
+	case MODE_IEEE80211G:
+		strcpy(name, "IEEE 802.11g");
+		break;
+	case MODE_ATHEROS_TURBO:
+		strcpy(name, "5GHz Turbo");
+		break;
+	default:
+		strcpy(name, "IEEE 802.11");
+		break;
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_giwrange(struct net_device *dev,
+				 struct iw_request_info *info,
+				 struct iw_point *data, char *extra)
+{
+	struct iw_range *range = (struct iw_range *) extra;
+
+	data->length = sizeof(struct iw_range);
+	memset(range, 0, sizeof(struct iw_range));
+
+	range->we_version_compiled = WIRELESS_EXT;
+	range->we_version_source = 14;
+	range->retry_capa = IW_RETRY_LIMIT;
+	range->retry_flags = IW_RETRY_LIMIT;
+	range->min_retry = 0;
+	range->max_retry = 255;
+	range->min_rts = 0;
+	range->max_rts = 2347;
+	range->min_frag = 256;
+	range->max_frag = 2346;
+
+	return 0;
+}
+
+
+struct ieee80211_channel_range {
+	short start_freq;
+	short end_freq;
+	unsigned char power_level;
+	unsigned char antenna_max;
+};
+
+static const struct ieee80211_channel_range ieee80211_fcc_channels[] = {
+	{ 2412, 2462, 27, 6 } /* IEEE 802.11b/g, channels 1..11 */,
+	{ 5180, 5240, 17, 6 } /* IEEE 802.11a, channels 36..48 */,
+	{ 5260, 5320, 23, 6 } /* IEEE 802.11a, channels 52..64 */,
+	{ 5745, 5825, 30, 6 } /* IEEE 802.11a, channels 149..165, outdoor */,
+	{ 0 }
+};
+
+static const struct ieee80211_channel_range ieee80211_mkk_channels[] = {
+	{ 2412, 2472, 20, 6 } /* IEEE 802.11b/g, channels 1..13 */,
+	{ 5170, 5240, 20, 6 } /* IEEE 802.11a, channels 34..48 */,
+	{ 5260, 5320, 20, 6 } /* IEEE 802.11a, channels 52..64 */,
+	{ 0 }
+};
+
+
+static const struct ieee80211_channel_range *channel_range =
+	ieee80211_fcc_channels;
+
+
+static void ieee80211_unmask_channel(struct net_device *dev, int mode,
+				     struct ieee80211_channel *chan)
+{
+	int i;
+
+	chan->flag = 0;
+
+	if (ieee80211_regdom == 64 &&
+	    (mode == MODE_ATHEROS_TURBO || mode == MODE_ATHEROS_TURBOG)) {
+		/* Do not allow Turbo modes in Japan. */
+		return;
+	}
+
+	for (i = 0; channel_range[i].start_freq; i++) {
+		const struct ieee80211_channel_range *r = &channel_range[i];
+		if (r->start_freq <= chan->freq && r->end_freq >= chan->freq) {
+			if (ieee80211_regdom == 64 && !ieee80211_japan_5ghz &&
+			    chan->freq >= 5260 && chan->freq <= 5320) {
+				/*
+				 * Skip new channels in Japan since the
+				 * firmware was not marked having been upgraded
+				 * by the vendor.
+				 */
+				continue;
+			}
+
+			if (ieee80211_regdom == 0x10 &&
+			    (chan->freq == 5190 || chan->freq == 5210 ||
+			     chan->freq == 5230)) {
+				    /* Skip MKK channels when in FCC domain. */
+				    continue;
+			}
+
+			chan->flag |= IEEE80211_CHAN_W_SCAN |
+				IEEE80211_CHAN_W_ACTIVE_SCAN |
+				IEEE80211_CHAN_W_IBSS;
+			chan->power_level = r->power_level;
+			chan->antenna_max = r->antenna_max;
+
+			if (ieee80211_regdom == 64 &&
+			    (chan->freq == 5170 || chan->freq == 5190 ||
+			     chan->freq == 5210 || chan->freq == 5230)) {
+				/*
+				 * New regulatory rules in Japan have backwards
+				 * compatibility with old channels in 5.15-5.25
+				 * GHz band, but the station is not allowed to
+				 * use active scan on these old channels.
+				 */
+				chan->flag &= ~IEEE80211_CHAN_W_ACTIVE_SCAN;
+			}
+
+			if (ieee80211_regdom == 64 &&
+			    (chan->freq == 5260 || chan->freq == 5280 ||
+			     chan->freq == 5300 || chan->freq == 5320)) {
+				/*
+				 * IBSS is not allowed on 5.25-5.35 GHz band
+				 * due to radar detection requirements.
+				 */
+				chan->flag &= ~IEEE80211_CHAN_W_IBSS;
+			}
+
+			break;
+		}
+	}
+}
+
+
+static int ieee80211_unmask_channels(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	int m, c;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		for (c = 0; c < mode->num_channels; c++) {
+			ieee80211_unmask_channel(dev, mode->mode,
+						 &mode->channels[c]);
+		}
+	}
+	return 0;
+}
+
+
+static int ieee80211_init_client(struct net_device *dev)
+{
+	if (ieee80211_regdom == 0x40)
+		channel_range = ieee80211_mkk_channels;
+	ieee80211_unmask_channels(dev);
+	ieee80211_ioctl_set_adm_status(dev, 1);
+	return 0;
+}
+
+
+static int ieee80211_is_client_mode(int iw_mode)
+{
+	return (iw_mode == IW_MODE_INFRA || iw_mode == IW_MODE_ADHOC);
+}
+
+
+static int ieee80211_ioctl_siwmode(struct net_device *dev,
+				   struct iw_request_info *info,
+				   __u32 *mode, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (!ieee80211_is_client_mode(local->conf.mode) &&
+	    ieee80211_is_client_mode(*mode)) {
+		ieee80211_init_client(dev);
+	}
+	if (local->conf.mode != *mode) {
+		struct ieee80211_sub_if_data *sdata =
+			IEEE80211_DEV_TO_SUB_IF(dev);
+		sta_info_flush(local, NULL);
+		if (local->conf.mode == IW_MODE_ADHOC &&
+		    sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+			/* Clear drop_unencrypted when leaving adhoc mode since
+			 * only adhoc mode is using automatic setting for this
+			 * in 80211.o. */
+			sdata->drop_unencrypted = 0;
+		}
+		if (*mode == IW_MODE_MASTER) {
+			/* AP mode does not currently use ACM bits to limit
+			 * TX, so clear the bitfield here. */
+			local->wmm_acm = 0;
+		}
+	}
+	local->conf.mode = *mode;
+	return ieee80211_hw_config(dev);
+}
+
+
+static int ieee80211_ioctl_giwmode(struct net_device *dev,
+				   struct iw_request_info *info,
+				   __u32 *mode, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		if (local->conf.mode == IW_MODE_ADHOC)
+			*mode = IW_MODE_ADHOC;
+		else
+			*mode = IW_MODE_INFRA;
+	} else
+		*mode = local->conf.mode;
+	return 0;
+}
+
+
+int ieee80211_ioctl_siwfreq(struct net_device *dev,
+			    struct iw_request_info *info,
+			    struct iw_freq *freq, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	int m, c, nfreq, set = 0;
+
+	/* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
+	if (freq->e == 0)
+		nfreq = -1;
+	else {
+		int i, div = 1000000;
+		for (i = 0; i < freq->e; i++)
+			div /= 10;
+		if (div > 0)
+			nfreq = freq->m / div;
+		else
+			return -EINVAL;
+	}
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		for (c = 0; c < mode->num_channels; c++) {
+			struct ieee80211_channel *chan = &mode->channels[c];
+			if (chan->flag & IEEE80211_CHAN_W_SCAN &&
+			    ((freq->e == 0 && chan->chan == freq->m) ||
+			     (freq->e > 0 && nfreq == chan->freq)) &&
+			    (local->hw_modes & (1 << mode->mode))) {
+				/* Use next_mode as the mode preference to
+				 * resolve non-unique channel numbers. */
+				if (set && mode->mode != local->next_mode)
+					continue;
+
+				local->conf.channel = chan->chan;
+				local->conf.channel_val = chan->val;
+                                local->conf.power_level = chan->power_level;
+				local->conf.freq = chan->freq;
+				local->conf.phymode = mode->mode;
+                                local->conf.antenna_max = chan->antenna_max;
+				set++;
+			}
+		}
+	}
+
+	if (set) {
+		local->sta_scanning = 0; /* Abort possible scan */
+		return ieee80211_hw_config(dev);
+	}
+
+	return -EINVAL;
+}
+
+
+static int ieee80211_ioctl_giwfreq(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_freq *freq, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	/* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level
+	 * driver for the current channel with firmware-based management */
+
+	freq->m = local->conf.freq;
+	freq->e = 6;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_siwessid(struct net_device *dev,
+				    struct iw_request_info *info,
+				    struct iw_point *data, char *ssid)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+        size_t len = data->length;
+
+	/* iwconfig uses nul termination in SSID.. */
+	if (len > 0 && ssid[len - 1] == '\0')
+		len--;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA)
+		return ieee80211_sta_set_ssid(dev, ssid, len);
+
+	kfree(local->conf.ssid);
+	local->conf.ssid = kmalloc(len + 1, GFP_KERNEL);
+	if (local->conf.ssid == NULL)
+		return -ENOMEM;
+	memcpy(local->conf.ssid, ssid, len);
+	local->conf.ssid[len] = '\0';
+	local->conf.ssid_len = len;
+	return ieee80211_hw_config(dev);
+}
+
+
+static int ieee80211_ioctl_giwessid(struct net_device *dev,
+				    struct iw_request_info *info,
+				    struct iw_point *data, char *ssid)
+{
+	struct ieee80211_local *local = dev->priv;
+	size_t len;
+
+	struct ieee80211_sub_if_data *sdata;
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		int res = ieee80211_sta_get_ssid(dev, ssid, &len);
+		if (res == 0)
+			data->length = len;
+		return res;
+	}
+
+	len = local->conf.ssid_len;
+	if (len > IW_ESSID_MAX_SIZE)
+		len = IW_ESSID_MAX_SIZE;
+	memcpy(ssid, local->conf.ssid, len);
+	data->length = len;
+	return 0;
+}
+
+
+static int ieee80211_ioctl_siwap(struct net_device *dev,
+				 struct iw_request_info *info,
+				 struct sockaddr *ap_addr, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		int changed_bssid = 0;
+		if (memcmp(local->conf.client_bssid, (u8 *) &ap_addr->sa_data,
+			   ETH_ALEN) != 0)
+			changed_bssid = 1;
+		memcpy(local->conf.client_bssid, (u8 *) &ap_addr->sa_data,
+		       ETH_ALEN);
+		if (changed_bssid && ieee80211_hw_config(dev)) {
+			printk(KERN_DEBUG "%s: Failed to config new BSSID to "
+			       "the low-level driver\n", dev->name);
+		}
+		return ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data);
+	}
+
+	return -EOPNOTSUPP;
+}
+
+
+static int ieee80211_ioctl_giwap(struct net_device *dev,
+				 struct iw_request_info *info,
+				 struct sockaddr *ap_addr, char *extra)
+{
+        struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		ap_addr->sa_family = ARPHRD_ETHER;
+		memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
+		return 0;
+	}
+
+	return -EOPNOTSUPP;
+}
+
+
+static int ieee80211_ioctl_siwscan(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_point *data, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	u8 *ssid = NULL;
+	size_t ssid_len = 0;
+
+	if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
+		ssid = local->conf.ssid;
+		ssid_len = local->conf.ssid_len;
+	}
+	return ieee80211_sta_req_scan(dev, ssid, ssid_len);
+}
+
+
+static int ieee80211_ioctl_giwscan(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_point *data, char *extra)
+{
+	int res;
+	struct ieee80211_local *local = dev->priv;
+	if (local->sta_scanning)
+		return -EAGAIN;
+	res = ieee80211_sta_scan_results(dev, extra, IW_SCAN_MAX_DATA);
+	if (res >= 0) {
+		data->length = res;
+		return 0;
+	}
+	data->length = 0;
+	return res;
+}
+
+
+static int ieee80211_ioctl_siwrts(struct net_device *dev,
+				  struct iw_request_info *info,
+				  struct iw_param *rts, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (rts->disabled)
+		local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
+	else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD)
+		return -EINVAL;
+	else
+		local->rts_threshold = rts->value;
+
+	/* If the wlan card performs RTS/CTS in hardware/firmware,
+	 * configure it here */
+
+	if (local->hw->set_rts_threshold) {
+		local->hw->set_rts_threshold(dev, local->rts_threshold);
+	}
+
+	return 0;
+}
+
+static int ieee80211_ioctl_giwrts(struct net_device *dev,
+				  struct iw_request_info *info,
+				  struct iw_param *rts, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	rts->value = local->rts_threshold;
+	rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD);
+	rts->fixed = 1;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_siwfrag(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_param *frag, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (frag->disabled)
+		local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
+	else if (frag->value < 256 ||
+		 frag->value > IEEE80211_MAX_FRAG_THRESHOLD)
+		return -EINVAL;
+	else {
+		/* Fragment length must be even, so strip LSB. */
+		local->fragmentation_threshold = frag->value & ~0x1;
+	}
+
+	/* If the wlan card performs fragmentation in hardware/firmware,
+	 * configure it here */
+
+	if (local->hw->set_frag_threshold) {
+		local->hw->set_frag_threshold(
+			dev, local->fragmentation_threshold);
+	}
+
+	return 0;
+}
+
+static int ieee80211_ioctl_giwfrag(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_param *frag, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	frag->value = local->fragmentation_threshold;
+	frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD);
+	frag->fixed = 1;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_siwretry(struct net_device *dev,
+				    struct iw_request_info *info,
+				    struct iw_param *retry, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (retry->disabled ||
+	    (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
+		return -EINVAL;
+
+	if (retry->flags & IW_RETRY_MAX)
+		local->long_retry_limit = retry->value;
+	else if (retry->flags & IW_RETRY_MIN)
+		local->short_retry_limit = retry->value;
+	else {
+		local->long_retry_limit = retry->value;
+		local->short_retry_limit = retry->value;
+	}
+
+	if (local->hw->set_retry_limit) {
+		return local->hw->set_retry_limit(
+			dev, local->short_retry_limit,
+			local->long_retry_limit);
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_giwretry(struct net_device *dev,
+				    struct iw_request_info *info,
+				    struct iw_param *retry, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	retry->disabled = 0;
+	if ((retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
+		return -EINVAL;
+	if (retry->flags & IW_RETRY_MAX) {
+		retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+		retry->value = local->long_retry_limit;
+	} else {
+		retry->flags = IW_RETRY_LIMIT;
+		retry->value = local->short_retry_limit;
+		if (local->long_retry_limit != local->short_retry_limit)
+			retry->flags |= IW_RETRY_MIN;
+	}
+
+	return 0;
+}
+
+
+static void ieee80211_ioctl_unmask_channels(struct ieee80211_local *local)
+{
+	int m, c;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		for (c = 0; c < mode->num_channels; c++) {
+			struct ieee80211_channel *chan = &mode->channels[c];
+			chan->flag |= IEEE80211_CHAN_W_SCAN;
+		}
+	}
+}
+
+
+static int ieee80211_ioctl_test_mode(struct net_device *dev, int mode)
+{
+	struct ieee80211_local *local = dev->priv;
+	int ret = -EOPNOTSUPP;
+
+	if (mode == IEEE80211_TEST_UNMASK_CHANNELS) {
+		ieee80211_ioctl_unmask_channels(local);
+		ret = 0;
+	}
+
+	if (local->hw->test_mode)
+		ret = local->hw->test_mode(dev, mode);
+
+	return ret;
+}
+
+
+static int ieee80211_ioctl_clear_keys(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_key_conf key;
+	struct list_head *ptr;
+	int i;
+	u8 addr[ETH_ALEN];
+	struct ieee80211_key_conf *keyconf;
+
+	memset(addr, 0xff, ETH_ALEN);
+	list_for_each(ptr, &local->sub_if_list)	{
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+			keyconf = NULL;
+			if (sdata->keys[i] &&
+			    !sdata->keys[i]->force_sw_encrypt &&
+			    local->hw->set_key &&
+			    (keyconf = ieee80211_key_data2conf(local,
+							       sdata->keys[i]))
+			    != NULL)
+				local->hw->set_key(dev, DISABLE_KEY, addr,
+						   keyconf, 0);
+			kfree(keyconf);
+			kfree(sdata->keys[i]);
+			sdata->keys[i] = NULL;
+		}
+		sdata->default_key = NULL;
+	}
+
+	spin_lock_bh(&local->sta_lock);
+	list_for_each(ptr, &local->sta_list) {
+		struct sta_info *sta =
+			list_entry(ptr, struct sta_info, list);
+		keyconf = NULL;
+		if (sta->key && !sta->key->force_sw_encrypt &&
+		    local->hw->set_key &&
+		    (keyconf = ieee80211_key_data2conf(local, sta->key))
+		    != NULL)
+			local->hw->set_key(dev, DISABLE_KEY, sta->addr,
+					   keyconf, sta->aid);
+		kfree(keyconf);
+		kfree(sta->key);
+		sta->key = NULL;
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	memset(&key, 0, sizeof(key));
+	if (local->hw->set_key &&
+		    local->hw->set_key(dev, REMOVE_ALL_KEYS, NULL,
+				       &key, 0))
+		printk(KERN_DEBUG "%s: failed to remove hwaccel keys\n",
+		       dev->name);
+
+	return 0;
+}
+
+
+static int
+ieee80211_ioctl_force_unicast_rate(struct net_device *dev,
+				   struct ieee80211_sub_if_data *sdata,
+				   int rate)
+{
+	struct ieee80211_local *local = dev->priv;
+	int i;
+
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+		return -ENOENT;
+
+	if (rate == 0) {
+		sdata->u.ap.force_unicast_rateidx = -1;
+		return 0;
+	}
+
+	for (i = 0; i < local->num_curr_rates; i++) {
+		if (local->curr_rates[i].rate == rate) {
+			sdata->u.ap.force_unicast_rateidx = i;
+			return 0;
+		}
+	}
+	return -EINVAL;
+}
+
+
+static int
+ieee80211_ioctl_max_ratectrl_rate(struct net_device *dev,
+				  struct ieee80211_sub_if_data *sdata,
+				  int rate)
+{
+	struct ieee80211_local *local = dev->priv;
+	int i;
+
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+		return -ENOENT;
+
+	if (rate == 0) {
+		sdata->u.ap.max_ratectrl_rateidx = -1;
+		return 0;
+	}
+
+	for (i = 0; i < local->num_curr_rates; i++) {
+		if (local->curr_rates[i].rate == rate) {
+			sdata->u.ap.max_ratectrl_rateidx = i;
+			return 0;
+		}
+	}
+	return -EINVAL;
+}
+
+
+static void ieee80211_key_enable_hwaccel(struct ieee80211_local *local,
+					 struct ieee80211_key *key)
+{
+	struct ieee80211_key_conf *keyconf;
+	u8 addr[ETH_ALEN];
+
+	if (key == NULL || key->alg != ALG_WEP || !key->force_sw_encrypt ||
+	    local->hw->device_hides_wep)
+		return;
+
+	memset(addr, 0xff, ETH_ALEN);
+	keyconf = ieee80211_key_data2conf(local, key);
+	if (keyconf && local->hw->set_key &&
+	    local->hw->set_key(local->mdev, SET_KEY, addr, keyconf, 0) == 0) {
+		key->force_sw_encrypt = keyconf->force_sw_encrypt;
+		key->hw_key_idx = keyconf->hw_key_idx;
+	}
+	kfree(keyconf);
+}
+
+
+static void ieee80211_key_disable_hwaccel(struct ieee80211_local *local,
+					  struct ieee80211_key *key)
+{
+	struct ieee80211_key_conf *keyconf;
+	u8 addr[ETH_ALEN];
+
+	if (key == NULL || key->alg != ALG_WEP || key->force_sw_encrypt ||
+	    local->hw->device_hides_wep)
+		return;
+
+	memset(addr, 0xff, ETH_ALEN);
+	keyconf = ieee80211_key_data2conf(local, key);
+	if (keyconf && local->hw->set_key)
+		local->hw->set_key(local->mdev, DISABLE_KEY, addr, keyconf, 0);
+	kfree(keyconf);
+	key->force_sw_encrypt = 1;
+}
+
+
+static int ieee80211_ioctl_default_wep_only(struct ieee80211_local *local,
+					    int value)
+{
+	int i;
+	struct list_head *ptr;
+
+	local->default_wep_only = value;
+	list_for_each(ptr, &local->sub_if_list)	{
+		struct ieee80211_sub_if_data *sdata =
+			list_entry(ptr, struct ieee80211_sub_if_data, list);
+		for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+			if (value) {
+				ieee80211_key_enable_hwaccel(local,
+							     sdata->keys[i]);
+			} else {
+				ieee80211_key_disable_hwaccel(local,
+							      sdata->keys[i]);
+			}
+		}
+	}
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_prism2_param(struct net_device *dev,
+					struct iw_request_info *info,
+					void *wrqu, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+	int *i = (int *) extra;
+	int param = *i;
+	int value = *(i + 1);
+	int ret = 0;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	switch (param) {
+	case PRISM2_PARAM_HOST_ENCRYPT:
+	case PRISM2_PARAM_HOST_DECRYPT:
+		/* TODO: implement these; return success now to prevent
+		 * hostapd from aborting */
+		break;
+
+	case PRISM2_PARAM_BEACON_INT:
+		local->conf.beacon_int = value;
+		if (ieee80211_hw_config(dev))
+			ret = -EINVAL;
+		break;
+
+	case PRISM2_PARAM_AP_BRIDGE_PACKETS:
+		local->bridge_packets = value;
+		break;
+
+	case PRISM2_PARAM_AP_AUTH_ALGS:
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+			sdata->u.sta.auth_algs = value;
+		} else
+			ret = -EOPNOTSUPP;
+		break;
+
+	case PRISM2_PARAM_DTIM_PERIOD:
+		if (value < 1)
+			ret = -EINVAL;
+		else if (sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+			ret = -ENOENT;
+		else
+			sdata->u.ap.dtim_period = value;
+		break;
+
+	case PRISM2_PARAM_IEEE_802_1X:
+		sdata->ieee802_1x = value;
+		if (local->hw->set_ieee8021x &&
+		    local->hw->set_ieee8021x(dev, value))
+			printk(KERN_DEBUG "%s: failed to set IEEE 802.1X (%d) "
+			       "for low-level driver\n", dev->name, value);
+		break;
+
+	case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
+		local->cts_protect_erp_frames = value;
+		break;
+
+	case PRISM2_PARAM_DROP_UNENCRYPTED:
+		sdata->drop_unencrypted = value;
+		break;
+
+	case PRISM2_PARAM_PREAMBLE:
+		local->short_preamble = value;
+		break;
+
+	case PRISM2_PARAM_RATE_LIMIT_BURST:
+		local->rate_limit_burst = value;
+                local->rate_limit_bucket = value;
+		break;
+
+	case PRISM2_PARAM_RATE_LIMIT:
+		/* number of packets (tokens) allowed per second */
+		if (!local->rate_limit && value) {
+                        if (!local->rate_limit_burst) local->rate_limit_burst =
+				value;
+                        local->rate_limit_bucket = local->rate_limit_burst;
+			local->rate_limit_timer.expires = jiffies + HZ;
+			add_timer(&local->rate_limit_timer);
+		} else if (local->rate_limit && !value) {
+			del_timer_sync(&local->rate_limit_timer);
+		}
+		local->rate_limit = value;
+		break;
+
+        case PRISM2_PARAM_STAT_TIME:
+                if (!local->stat_time && value) {
+                        local->stat_timer.expires = jiffies + HZ * value / 100;
+                        add_timer(&local->stat_timer);
+                } else if (local->stat_time && !value) {
+                        del_timer_sync(&local->stat_timer);
+                }
+                local->stat_time = value;
+                break;
+	case PRISM2_PARAM_SHORT_SLOT_TIME:
+		local->conf.short_slot_time = value;
+		if (ieee80211_hw_config(dev))
+			ret = -EINVAL;
+		break;
+
+        case PRISM2_PARAM_PRIVACY_INVOKED:
+		if (local->hw->set_privacy_invoked)
+			ret = local->hw->set_privacy_invoked(dev, value);
+		break;
+
+	case PRISM2_PARAM_TEST_MODE:
+		ret = ieee80211_ioctl_test_mode(dev, value);
+		break;
+
+	case PRISM2_PARAM_NEXT_MODE:
+		local->next_mode = value;
+		break;
+
+	case PRISM2_PARAM_CLEAR_KEYS:
+		ret = ieee80211_ioctl_clear_keys(dev);
+		break;
+
+	case PRISM2_PARAM_ADM_STATUS:
+                ret = ieee80211_ioctl_set_adm_status(dev, value);
+		break;
+
+	case PRISM2_PARAM_ANTENNA_SEL:
+		local->conf.antenna_sel = value;
+		if (ieee80211_hw_config(dev))
+			ret = -EINVAL;
+		break;
+
+	case PRISM2_PARAM_CALIB_INT:
+		local->conf.calib_int = value;
+		if (ieee80211_hw_config(dev))
+			ret = -EINVAL;
+		break;
+
+	case PRISM2_PARAM_ANTENNA_MODE:
+		local->conf.antenna_mode = value;
+		if (ieee80211_hw_config(dev))
+			ret = -EINVAL;
+		break;
+
+	case PRISM2_PARAM_BROADCAST_SSID:
+		if ((value < 0) || (value > 1))
+			ret = -EINVAL;
+		else
+			local->conf.ssid_hidden = value;
+		break;
+
+	case PRISM2_PARAM_STA_ANTENNA_SEL:
+		local->sta_antenna_sel = value;
+		break;
+
+	case PRISM2_PARAM_FORCE_UNICAST_RATE:
+		ret = ieee80211_ioctl_force_unicast_rate(dev, sdata, value);
+		break;
+
+	case PRISM2_PARAM_MAX_RATECTRL_RATE:
+		ret = ieee80211_ioctl_max_ratectrl_rate(dev, sdata, value);
+		break;
+
+	case PRISM2_PARAM_RATE_CTRL_NUM_UP:
+		local->rate_ctrl_num_up = value;
+		break;
+
+	case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
+		local->rate_ctrl_num_down = value;
+		break;
+
+	case PRISM2_PARAM_TX_POWER_REDUCTION:
+		if (value < 0)
+			ret = -EINVAL;
+		else
+			local->conf.tx_power_reduction = value;
+		break;
+
+	case PRISM2_PARAM_EAPOL:
+		sdata->eapol = value;
+		break;
+
+	case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
+		local->key_tx_rx_threshold = value;
+		break;
+
+	case PRISM2_PARAM_KEY_INDEX:
+		if (value < 0 || value >= NUM_DEFAULT_KEYS)
+			ret = -EINVAL;
+		else if (sdata->keys[value] == NULL)
+			ret = -ENOENT;
+		else
+			sdata->default_key = sdata->keys[value];
+		break;
+
+	case PRISM2_PARAM_DEFAULT_WEP_ONLY:
+		ret = ieee80211_ioctl_default_wep_only(local, value);
+		break;
+
+	case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
+		local->wifi_wme_noack_test = value;
+		break;
+
+	case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
+		local->allow_broadcast_always = value;
+		break;
+
+	case PRISM2_PARAM_SCAN_FLAGS:
+		local->scan_flags = value;
+		break;
+
+	case PRISM2_PARAM_MIXED_CELL:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			sdata->u.sta.mixed_cell = !!value;
+		break;
+
+	case PRISM2_PARAM_KEY_MGMT:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			sdata->u.sta.key_mgmt = value;
+		break;
+
+	case PRISM2_PARAM_HW_MODES:
+		local->hw_modes = value;
+		break;
+
+	case PRISM2_PARAM_CREATE_IBSS:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			sdata->u.sta.create_ibss = !!value;
+		break;
+	case PRISM2_PARAM_WMM_ENABLED:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			sdata->u.sta.wmm_enabled = !!value;
+		break;
+	case PRISM2_PARAM_RADAR_DETECT:
+		local->conf.radar_detect = value;
+		break;
+	case PRISM2_PARAM_SPECTRUM_MGMT:
+		local->conf.spect_mgmt = value;
+		break;
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+
+	return ret;
+}
+
+
+static int ieee80211_ioctl_get_prism2_param(struct net_device *dev,
+					    struct iw_request_info *info,
+					    void *wrqu, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+	int *param = (int *) extra;
+	int ret = 0;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	switch (*param) {
+	case PRISM2_PARAM_BEACON_INT:
+		*param = local->conf.beacon_int;
+		break;
+
+	case PRISM2_PARAM_AP_BRIDGE_PACKETS:
+		*param = local->bridge_packets;
+		break;
+
+	case PRISM2_PARAM_AP_AUTH_ALGS:
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+			*param = sdata->u.sta.auth_algs;
+		} else
+			ret = -EOPNOTSUPP;
+		break;
+
+	case PRISM2_PARAM_DTIM_PERIOD:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_AP)
+			ret = -ENOENT;
+		else
+			*param = sdata->u.ap.dtim_period;
+		break;
+
+	case PRISM2_PARAM_IEEE_802_1X:
+		*param = sdata->ieee802_1x;
+		break;
+
+	case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
+		*param = local->cts_protect_erp_frames;
+		break;
+
+	case PRISM2_PARAM_DROP_UNENCRYPTED:
+		*param = sdata->drop_unencrypted;
+		break;
+
+	case PRISM2_PARAM_PREAMBLE:
+		*param = local->short_preamble;
+		break;
+
+	case PRISM2_PARAM_RATE_LIMIT_BURST:
+		*param = local->rate_limit_burst;
+		break;
+
+	case PRISM2_PARAM_RATE_LIMIT:
+		*param = local->rate_limit;
+		break;
+
+        case PRISM2_PARAM_STAT_TIME:
+                *param = local->stat_time;
+                break;
+	case PRISM2_PARAM_SHORT_SLOT_TIME:
+		*param = local->conf.short_slot_time;
+		break;
+
+	case PRISM2_PARAM_NEXT_MODE:
+		*param = local->next_mode;
+		break;
+
+	case PRISM2_PARAM_ANTENNA_SEL:
+		*param = local->conf.antenna_sel;
+		break;
+
+	case PRISM2_PARAM_CALIB_INT:
+		*param = local->conf.calib_int;
+		break;
+
+	case PRISM2_PARAM_ANTENNA_MODE:
+		*param = local->conf.antenna_mode;
+		break;
+
+	case PRISM2_PARAM_BROADCAST_SSID:
+		*param = local->conf.ssid_hidden;
+		break;
+
+	case PRISM2_PARAM_STA_ANTENNA_SEL:
+		*param = local->sta_antenna_sel;
+		break;
+
+	case PRISM2_PARAM_RATE_CTRL_NUM_UP:
+		*param = local->rate_ctrl_num_up;
+		break;
+
+	case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
+		*param = local->rate_ctrl_num_down;
+		break;
+
+	case PRISM2_PARAM_TX_POWER_REDUCTION:
+		*param = local->conf.tx_power_reduction;
+		break;
+
+	case PRISM2_PARAM_EAPOL:
+		*param = sdata->eapol;
+		break;
+
+	case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
+		*param = local->key_tx_rx_threshold;
+		break;
+
+	case PRISM2_PARAM_KEY_INDEX:
+		if (sdata->default_key == NULL)
+			ret = -ENOENT;
+		else if (sdata->default_key == sdata->keys[0])
+			*param = 0;
+		else if (sdata->default_key == sdata->keys[1])
+			*param = 1;
+		else if (sdata->default_key == sdata->keys[2])
+			*param = 2;
+		else if (sdata->default_key == sdata->keys[3])
+			*param = 3;
+		else
+			ret = -ENOENT;
+		break;
+
+	case PRISM2_PARAM_DEFAULT_WEP_ONLY:
+		*param = local->default_wep_only;
+		break;
+
+	case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
+		*param = local->wifi_wme_noack_test;
+		break;
+
+	case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
+		*param = local->allow_broadcast_always;
+		break;
+
+	case PRISM2_PARAM_SCAN_FLAGS:
+		*param = local->scan_flags;
+		break;
+
+	case PRISM2_PARAM_HW_MODES:
+		*param = local->hw_modes;
+		break;
+
+	case PRISM2_PARAM_CREATE_IBSS:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			*param = !!sdata->u.sta.create_ibss;
+		break;
+
+	case PRISM2_PARAM_MIXED_CELL:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			*param = !!sdata->u.sta.mixed_cell;
+		break;
+
+	case PRISM2_PARAM_KEY_MGMT:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			*param = sdata->u.sta.key_mgmt;
+		break;
+	case PRISM2_PARAM_WMM_ENABLED:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else
+			*param = !!sdata->u.sta.wmm_enabled;
+		break;
+
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+
+	return ret;
+}
+
+
+static int ieee80211_ioctl_test_param(struct net_device *dev,
+				      struct iw_request_info *info,
+				      void *wrqu, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	int *i = (int *) extra;
+	int param = *i;
+	int value = *(i + 1);
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+
+	if (local->hw->test_param)
+		return local->hw->test_param(local->mdev, param, value);
+
+	return -EOPNOTSUPP;
+}
+
+
+static int ieee80211_ioctl_siwmlme(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_point *data, char *extra)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct iw_mlme *mlme = (struct iw_mlme *) extra;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return -EINVAL;
+
+	switch (mlme->cmd) {
+	case IW_MLME_DEAUTH:
+		/* TODO: mlme->addr.sa_data */
+		return ieee80211_sta_deauthenticate(dev, mlme->reason_code);
+	case IW_MLME_DISASSOC:
+		/* TODO: mlme->addr.sa_data */
+		return ieee80211_sta_disassociate(dev, mlme->reason_code);
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+
+static int ieee80211_ioctl_siwencode(struct net_device *dev,
+				     struct iw_request_info *info,
+				     struct iw_point *erq, char *keybuf)
+{
+	struct ieee80211_sub_if_data *sdata;
+	int idx, i, alg = ALG_WEP;
+	u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	idx = erq->flags & IW_ENCODE_INDEX;
+	if (idx < 1 || idx > 4) {
+		idx = -1;
+		if (sdata->default_key == NULL)
+			idx = 0;
+		else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+			if (sdata->default_key == sdata->keys[i])
+				idx = i;
+			break;
+		}
+		if (idx < 0)
+			return -EINVAL;
+	} else
+		idx--;
+
+	if (erq->flags & IW_ENCODE_DISABLED)
+		alg = ALG_NONE;
+	else if (erq->length == 0) {
+		/* No key data - just set the default TX key index */
+		sdata->default_key = sdata->keys[idx];
+	}
+
+	return ieee80211_set_encryption(
+		dev, bcaddr,
+		idx, erq->length == 0 ? ALG_NONE : ALG_WEP,
+		sdata->default_key == NULL,
+		NULL, keybuf, erq->length);
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_giwencode(struct net_device *dev,
+				     struct iw_request_info *info,
+				     struct iw_point *erq, char *key)
+{
+	struct ieee80211_sub_if_data *sdata;
+	int idx, i;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	idx = erq->flags & IW_ENCODE_INDEX;
+	if (idx < 1 || idx > 4) {
+		idx = -1;
+		if (sdata->default_key == NULL)
+			idx = 0;
+		else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+			if (sdata->default_key == sdata->keys[i])
+				idx = i;
+			break;
+		}
+		if (idx < 0)
+			return -EINVAL;
+	} else
+		idx--;
+
+	erq->flags = idx + 1;
+
+	if (sdata->keys[idx] == NULL) {
+		erq->length = 0;
+		erq->flags |= IW_ENCODE_DISABLED;
+		return 0;
+	}
+
+	erq->length = 0;
+	erq->flags |= IW_ENCODE_ENABLED;
+
+	return 0;
+}
+
+
+static int ieee80211_ioctl_siwgenie(struct net_device *dev,
+				    struct iw_request_info *info,
+				    struct iw_point *data, char *extra)
+{
+	return ieee80211_set_gen_ie(dev, extra, data->length);
+}
+
+
+static int ieee80211_ioctl_siwauth(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_param *data, char *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	int ret = 0;
+
+	switch (data->flags & IW_AUTH_INDEX) {
+	case IW_AUTH_WPA_VERSION:
+	case IW_AUTH_CIPHER_PAIRWISE:
+	case IW_AUTH_CIPHER_GROUP:
+	case IW_AUTH_WPA_ENABLED:
+	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+		break;
+	case IW_AUTH_KEY_MGMT:
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			ret = -EINVAL;
+		else {
+			/*
+			 * TODO: sdata->u.sta.key_mgmt does not match with WE18
+			 * value completely; could consider modifying this to
+			 * be closer to WE18. For now, this value is not really
+			 * used for anything else than Privacy matching, so the
+			 * current code here should be more or less OK.
+			 */
+			if (data->value & IW_AUTH_KEY_MGMT_802_1X) {
+				sdata->u.sta.key_mgmt =
+					IEEE80211_KEY_MGMT_WPA_EAP;
+			} else if (data->value & IW_AUTH_KEY_MGMT_PSK) {
+				sdata->u.sta.key_mgmt =
+					IEEE80211_KEY_MGMT_WPA_PSK;
+			} else {
+				sdata->u.sta.key_mgmt =
+					IEEE80211_KEY_MGMT_NONE;
+			}
+		}
+		break;
+	case IW_AUTH_80211_AUTH_ALG:
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA)
+			sdata->u.sta.auth_algs = data->value;
+		else
+			ret = -EOPNOTSUPP;
+		break;
+	case IW_AUTH_PRIVACY_INVOKED:
+		if (local->hw->set_privacy_invoked)
+			ret = local->hw->set_privacy_invoked(dev, data->value);
+		break;
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+	return ret;
+}
+
+
+static int ieee80211_ioctl_giwauth(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_param *data, char *extra)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	int ret = 0;
+
+	switch (data->flags & IW_AUTH_INDEX) {
+	case IW_AUTH_80211_AUTH_ALG:
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA)
+			data->value = sdata->u.sta.auth_algs;
+		else
+			ret = -EOPNOTSUPP;
+		break;
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+	return ret;
+}
+
+
+static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
+					struct iw_request_info *info,
+					struct iw_point *erq, char *extra)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
+	int alg, idx, i;
+
+	switch (ext->alg) {
+	case IW_ENCODE_ALG_NONE:
+		alg = ALG_NONE;
+		break;
+	case IW_ENCODE_ALG_WEP:
+		alg = ALG_WEP;
+		break;
+	case IW_ENCODE_ALG_TKIP:
+		alg = ALG_TKIP;
+		break;
+	case IW_ENCODE_ALG_CCMP:
+		alg = ALG_CCMP;
+		break;
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	if (erq->flags & IW_ENCODE_DISABLED)
+		alg = ALG_NONE;
+
+	idx = erq->flags & IW_ENCODE_INDEX;
+	if (idx < 1 || idx > 4) {
+		idx = -1;
+		if (sdata->default_key == NULL)
+			idx = 0;
+		else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+			if (sdata->default_key == sdata->keys[i])
+				idx = i;
+			break;
+		}
+		if (idx < 0)
+			return -EINVAL;
+	} else
+		idx--;
+
+	return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg,
+					ext->ext_flags &
+					IW_ENCODE_EXT_SET_TX_KEY,
+					NULL, ext->key, ext->key_len);
+}
+
+
+static const struct iw_priv_args ieee80211_ioctl_priv[] = {
+	{ PRISM2_IOCTL_PRISM2_PARAM,
+	  IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "param" },
+	{ PRISM2_IOCTL_GET_PRISM2_PARAM,
+	  IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+	  IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_param" },
+	{ PRISM2_IOCTL_TEST_PARAM,
+	  IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "test_param" },
+};
+
+
+int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+	struct iwreq *wrq = (struct iwreq *) rq;
+	int ret = 0;
+
+	switch (cmd) {
+		/* Private ioctls (iwpriv) that have not yet been converted
+		 * into new wireless extensions API */
+	case PRISM2_IOCTL_TEST_PARAM:
+		ret = ieee80211_ioctl_test_param(dev, NULL, &wrq->u,
+						 (char *) &wrq->u);
+		break;
+	case PRISM2_IOCTL_HOSTAPD:
+		if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
+		else ret = ieee80211_ioctl_priv_hostapd(dev, &wrq->u.data);
+		break;
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+
+	return ret;
+}
+
+
+/* Structures to export the Wireless Handlers */
+
+static const iw_handler ieee80211_handler[] =
+{
+	(iw_handler) NULL,				/* SIOCSIWCOMMIT */
+	(iw_handler) ieee80211_ioctl_giwname,		/* SIOCGIWNAME */
+	(iw_handler) NULL,				/* SIOCSIWNWID */
+	(iw_handler) NULL,				/* SIOCGIWNWID */
+	(iw_handler) ieee80211_ioctl_siwfreq,		/* SIOCSIWFREQ */
+	(iw_handler) ieee80211_ioctl_giwfreq,		/* SIOCGIWFREQ */
+	(iw_handler) ieee80211_ioctl_siwmode,		/* SIOCSIWMODE */
+	(iw_handler) ieee80211_ioctl_giwmode,		/* SIOCGIWMODE */
+	(iw_handler) NULL,				/* SIOCSIWSENS */
+	(iw_handler) NULL,				/* SIOCGIWSENS */
+	(iw_handler) NULL /* not used */,		/* SIOCSIWRANGE */
+	(iw_handler) ieee80211_ioctl_giwrange,		/* SIOCGIWRANGE */
+	(iw_handler) NULL /* not used */,		/* SIOCSIWPRIV */
+	(iw_handler) NULL /* kernel code */,		/* SIOCGIWPRIV */
+	(iw_handler) NULL /* not used */,		/* SIOCSIWSTATS */
+	(iw_handler) NULL /* kernel code */,		/* SIOCGIWSTATS */
+	iw_handler_set_spy,				/* SIOCSIWSPY */
+	iw_handler_get_spy,				/* SIOCGIWSPY */
+	iw_handler_set_thrspy,				/* SIOCSIWTHRSPY */
+	iw_handler_get_thrspy,				/* SIOCGIWTHRSPY */
+	(iw_handler) ieee80211_ioctl_siwap,		/* SIOCSIWAP */
+	(iw_handler) ieee80211_ioctl_giwap,		/* SIOCGIWAP */
+	(iw_handler) ieee80211_ioctl_siwmlme,		/* SIOCSIWMLME */
+	(iw_handler) NULL,				/* SIOCGIWAPLIST */
+	(iw_handler) ieee80211_ioctl_siwscan,		/* SIOCSIWSCAN */
+	(iw_handler) ieee80211_ioctl_giwscan,		/* SIOCGIWSCAN */
+	(iw_handler) ieee80211_ioctl_siwessid,		/* SIOCSIWESSID */
+	(iw_handler) ieee80211_ioctl_giwessid,		/* SIOCGIWESSID */
+	(iw_handler) NULL,				/* SIOCSIWNICKN */
+	(iw_handler) NULL,				/* SIOCGIWNICKN */
+	(iw_handler) NULL,				/* -- hole -- */
+	(iw_handler) NULL,				/* -- hole -- */
+	(iw_handler) NULL,				/* SIOCSIWRATE */
+	(iw_handler) NULL,				/* SIOCGIWRATE */
+	(iw_handler) ieee80211_ioctl_siwrts,		/* SIOCSIWRTS */
+	(iw_handler) ieee80211_ioctl_giwrts,		/* SIOCGIWRTS */
+	(iw_handler) ieee80211_ioctl_siwfrag,		/* SIOCSIWFRAG */
+	(iw_handler) ieee80211_ioctl_giwfrag,		/* SIOCGIWFRAG */
+	(iw_handler) NULL,				/* SIOCSIWTXPOW */
+	(iw_handler) NULL,				/* SIOCGIWTXPOW */
+	(iw_handler) ieee80211_ioctl_siwretry,		/* SIOCSIWRETRY */
+	(iw_handler) ieee80211_ioctl_giwretry,		/* SIOCGIWRETRY */
+	(iw_handler) ieee80211_ioctl_siwencode,		/* SIOCSIWENCODE */
+	(iw_handler) ieee80211_ioctl_giwencode,		/* SIOCGIWENCODE */
+	(iw_handler) NULL,				/* SIOCSIWPOWER */
+	(iw_handler) NULL,				/* SIOCGIWPOWER */
+	(iw_handler) NULL,				/* -- hole -- */
+	(iw_handler) NULL,				/* -- hole -- */
+	(iw_handler) ieee80211_ioctl_siwgenie,		/* SIOCSIWGENIE */
+	(iw_handler) NULL,				/* SIOCGIWGENIE */
+	(iw_handler) ieee80211_ioctl_siwauth,		/* SIOCSIWAUTH */
+	(iw_handler) ieee80211_ioctl_giwauth,		/* SIOCGIWAUTH */
+	(iw_handler) ieee80211_ioctl_siwencodeext,	/* SIOCSIWENCODEEXT */
+	(iw_handler) NULL,				/* SIOCGIWENCODEEXT */
+	(iw_handler) NULL,				/* SIOCSIWPMKSA */
+	(iw_handler) NULL,				/* -- hole -- */
+};
+
+static const iw_handler ieee80211_private_handler[] =
+{							/* SIOCIWFIRSTPRIV + */
+	(iw_handler) ieee80211_ioctl_prism2_param,	/* 0 */
+	(iw_handler) ieee80211_ioctl_get_prism2_param,	/* 1 */
+};
+
+const struct iw_handler_def ieee80211_iw_handler_def =
+{
+	.num_standard	= sizeof(ieee80211_handler) / sizeof(iw_handler),
+	.num_private	= sizeof(ieee80211_private_handler) /
+			  sizeof(iw_handler),
+	.num_private_args = sizeof(ieee80211_ioctl_priv) /
+			    sizeof(struct iw_priv_args),
+	.standard	= (iw_handler *) ieee80211_handler,
+	.private	= (iw_handler *) ieee80211_private_handler,
+	.private_args	= (struct iw_priv_args *) ieee80211_ioctl_priv,
+};
diff -Nur linux-2.6.16/net/d80211/ieee80211_key.h linux-2.6.16-bcm43xx/net/d80211/ieee80211_key.h
--- linux-2.6.16/net/d80211/ieee80211_key.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_key.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef IEEE80211_KEY_H
+#define IEEE80211_KEY_H
+
+#include <linux/types.h>
+#include <net/d80211.h>
+
+/* ALG_TKIP
+ * struct ieee80211_key::key is encoded as a 256-bit (32 byte) data block:
+ * Temporal Encryption Key (128 bits)
+ * Temporal Authenticator Tx MIC Key (64 bits)
+ * Temporal Authenticator Rx MIC Key (64 bits)
+ */
+
+#define WEP_IV_LEN 4
+#define WEP_ICV_LEN 4
+
+#define ALG_TKIP_KEY_LEN 32
+/* Starting offsets for each key */
+#define ALG_TKIP_TEMP_ENCR_KEY 0
+#define ALG_TKIP_TEMP_AUTH_TX_MIC_KEY 16
+#define ALG_TKIP_TEMP_AUTH_RX_MIC_KEY 24
+#define TKIP_IV_LEN 8
+#define TKIP_ICV_LEN 4
+
+#define ALG_CCMP_KEY_LEN 16
+#define CCMP_HDR_LEN 8
+#define CCMP_MIC_LEN 8
+#define CCMP_TK_LEN 16
+#define CCMP_PN_LEN 6
+
+#define NUM_RX_DATA_QUEUES 17
+
+struct ieee80211_key {
+	int hw_key_idx; /* filled and used by low-level driver */
+	ieee80211_key_alg alg;
+	union {
+		struct {
+			/* last used TSC */
+			u32 iv32;
+			u16 iv16;
+			u16 p1k[5];
+			int tx_initialized;
+
+			/* last received RSC */
+			u32 iv32_rx[NUM_RX_DATA_QUEUES];
+			u16 iv16_rx[NUM_RX_DATA_QUEUES];
+			u16 p1k_rx[NUM_RX_DATA_QUEUES][5];
+			int rx_initialized[NUM_RX_DATA_QUEUES];
+		} tkip;
+		struct {
+			u8 tx_pn[6];
+			/* TODO: for WME make this replay counter per AC */
+			u8 rx_pn[NUM_RX_DATA_QUEUES][6];
+#ifndef AES_STATE_LEN
+#define AES_STATE_LEN 44
+#endif
+			u32 aes_state[AES_STATE_LEN];
+			u32 replays; /* dot11RSNAStatsCCMPReplays */
+		} ccmp;
+	} u;
+	int tx_rx_count; /* number of times this key has been used */
+	int keylen;
+
+	/* if the low level driver can provide hardware acceleration it should
+	 * clear this flag */
+	int force_sw_encrypt:1;
+	int keyidx:8; /* WEP key index */
+	int default_tx_key:1; /* This key is the new default TX key
+			       * (used only for broadcast keys). */
+
+	u8 key[0];
+};
+
+#endif /* IEEE80211_KEY_H */
diff -Nur linux-2.6.16/net/d80211/ieee80211_led.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_led.c
--- linux-2.6.16/net/d80211/ieee80211_led.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_led.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+
+#ifdef CONFIG_OAP_LEDS_WLAN
+extern void leds_wlan_set(int unit, int tx, int state);
+#endif
+
+void ieee80211_rx_led(int state, struct net_device *dev) {
+#ifdef CONFIG_OAP_LEDS_WLAN
+	static unsigned int count = 0;
+
+	if (state == 2) {
+		leds_wlan_set(0, 0, (++count) & 1);
+	}
+#endif
+}
+
+void ieee80211_tx_led(int state, struct net_device *dev) {
+#ifdef CONFIG_OAP_LEDS_WLAN
+        leds_wlan_set(0, 1, state);
+#endif
+}
+
diff -Nur linux-2.6.16/net/d80211/ieee80211_proc.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_proc.c
--- linux-2.6.16/net/d80211/ieee80211_proc.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_proc.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,777 @@
+/*
+ * Copyright 2003-2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/proc_fs.h>
+#include <linux/delay.h>
+
+#ifdef CONFIG_PROC_FS
+
+#include <net/d80211.h>
+#include <net/d80211_common.h>
+#include <net/d80211_mgmt.h>
+#include "ieee80211_i.h"
+#include "sta_info.h"
+#include "ieee80211_proc.h"
+#include "rate_control.h"
+
+
+static struct proc_dir_entry *ieee80211_proc;
+
+#define PROC_LIMIT (PAGE_SIZE - 80)
+
+
+static char * ieee80211_proc_key(char *p, struct ieee80211_key *key,
+				 int idx, int def_key)
+{
+	int i;
+	u8 *tpn, *rpn;
+
+	if (!key)
+		return p;
+
+	p += sprintf(p, "key[%d]%s len=%d sw_encrypt=%d idx=%d hwidx=%d "
+		     "tx_rx_count=%d",
+		     idx, def_key ? "*" : "", key->keylen,
+		     key->force_sw_encrypt, key->keyidx, key->hw_key_idx,
+		     key->tx_rx_count);
+	switch (key->alg) {
+	case ALG_WEP:
+		p += sprintf(p, " alg=WEP");
+		break;
+	case ALG_TKIP:
+		p += sprintf(p, " alg=TKIP iv(tx)=%08x %04x",
+			     key->u.tkip.iv32, key->u.tkip.iv16);
+		for (i = 0; i < NUM_RX_DATA_QUEUES; i++) {
+			if (key->u.tkip.iv32_rx[i] == 0 &&
+			    key->u.tkip.iv16_rx[i] == 0)
+				continue;
+			p += sprintf(p, " iv(rx %d)=%08x %04x", i,
+				     key->u.tkip.iv32_rx[i],
+				     key->u.tkip.iv16_rx[i]);
+		}
+		break;
+	case ALG_CCMP:
+		tpn = key->u.ccmp.tx_pn;
+		p += sprintf(p, " alg=CCMP PN(tx)=%02x%02x%02x%02x%02x%02x",
+			     tpn[0], tpn[1], tpn[2], tpn[3], tpn[4], tpn[5]);
+		for (i = 0; i < NUM_RX_DATA_QUEUES; i++) {
+			rpn = key->u.ccmp.rx_pn[i];
+			if (memcmp(rpn, "\x00\x00\x00\x00\x00\x00", 6) == 0)
+				continue;
+			p += sprintf(p, " PN(rx %d)=%02x%02x%02x%02x%02x%02x",
+				     i, rpn[0], rpn[1], rpn[2], rpn[3], rpn[4],
+				     rpn[5]);
+		}
+		p += sprintf(p, " replays=%u", key->u.ccmp.replays);
+		break;
+	default:
+		break;
+	}
+
+	p += sprintf(p, " key=");
+	for (i = 0; i < key->keylen; i++)
+		p += sprintf(p, "%02x", key->key[i]);
+	p += sprintf(p, "\n");
+	return p;
+}
+
+
+static char * ieee80211_proc_sub_if_ap(char *p,
+				       struct ieee80211_if_ap *ap)
+{
+	p += sprintf(p, "type=ap\n");
+	if (ap->beacon_head)
+		p += sprintf(p, "beacon_head_len=%d\n", ap->beacon_head_len);
+	if (ap->beacon_tail)
+		p += sprintf(p, "beacon_tail_len=%d\n", ap->beacon_tail_len);
+	p += sprintf(p,
+		     "max_aid=%d\n"
+		     "num_sta_ps=%d\n"
+		     "num_buffered_multicast=%u\n"
+		     "dtim_period=%d\n"
+		     "dtim_count=%d\n"
+		     "num_beacons=%d\n"
+		     "force_unicast_rateidx=%d\n"
+		     "max_ratectrl_rateidx=%d\n",
+		     ap->max_aid, atomic_read(&ap->num_sta_ps),
+		     skb_queue_len(&ap->ps_bc_buf),
+		     ap->dtim_period, ap->dtim_count, ap->num_beacons,
+		     ap->force_unicast_rateidx, ap->max_ratectrl_rateidx);
+	return p;
+}
+
+
+static char * ieee80211_proc_sub_if_sta(char *p,
+					struct ieee80211_if_sta *ifsta)
+{
+	p += sprintf(p, "type=sta\n");
+	p += sprintf(p,
+		     "state=%d\n"
+		     "bssid=" MACSTR "\n"
+		     "prev_bssid=" MACSTR "\n"
+		     "ssid_len=%zd\n"
+		     "aid=%d\n"
+		     "ap_capab=0x%x\n"
+		     "capab=0x%x\n"
+		     "extra_ie_len=%zd\n"
+		     "auth_tries=%d\n"
+		     "assoc_tries=%d\n"
+		     "flags=%s%s%s%s%s%s%s\n"
+		     "auth_algs=0x%x\n"
+		     "auth_alg=%d\n"
+		     "auth_transaction=%d\n",
+		     ifsta->state,
+		     MAC2STR(ifsta->bssid),
+		     MAC2STR(ifsta->prev_bssid),
+		     ifsta->ssid_len,
+		     ifsta->aid,
+		     ifsta->ap_capab,
+		     ifsta->capab,
+		     ifsta->extra_ie_len,
+		     ifsta->auth_tries,
+		     ifsta->assoc_tries,
+		     ifsta->ssid_set ? "[SSID]" : "",
+		     ifsta->bssid_set ? "[BSSID]" : "",
+		     ifsta->prev_bssid_set ? "[prev BSSID" : "",
+		     ifsta->authenticated ? "[AUTH]" : "",
+		     ifsta->associated ? "[ASSOC]" : "",
+		     ifsta->probereq_poll ? "[PROBEREQ POLL]" : "",
+		     ifsta->use_protection ? "[CTS prot]" : "",
+		     ifsta->auth_algs,
+		     ifsta->auth_alg,
+		     ifsta->auth_transaction);
+	return p;
+}
+
+
+static char * ieee80211_proc_sub_if(char *p,
+				    struct ieee80211_sub_if_data *sdata)
+{
+	if (sdata == NULL)
+		return p;
+
+	if (sdata->bss)
+		p += sprintf(p, "bss=%p\n", sdata->bss);
+
+	switch (sdata->type) {
+	case IEEE80211_SUB_IF_TYPE_AP:
+		p = ieee80211_proc_sub_if_ap(p, &sdata->u.ap);
+		break;
+	case IEEE80211_SUB_IF_TYPE_WDS:
+		p += sprintf(p, "type=wds\n");
+		p += sprintf(p, "wds.peer=" MACSTR "\n",
+			     MAC2STR(sdata->u.wds.remote_addr));
+		break;
+	case IEEE80211_SUB_IF_TYPE_VLAN:
+		p += sprintf(p, "type=vlan\n");
+		p += sprintf(p, "vlan.id=%d\n", sdata->u.vlan.id);
+		break;
+	case IEEE80211_SUB_IF_TYPE_STA:
+		p = ieee80211_proc_sub_if_sta(p, &sdata->u.sta);
+		break;
+	}
+	p += sprintf(p, "channel_use=%d\n", sdata->channel_use);
+	p += sprintf(p, "drop_unencrypted=%d\n", sdata->drop_unencrypted);
+	p += sprintf(p, "eapol=%d\n", sdata->eapol);
+	p += sprintf(p, "ieee802_1x=%d\n", sdata->ieee802_1x);
+
+	return p;
+}
+
+
+static int ieee80211_proc_iface_read(char *page, char **start, off_t off,
+				     int count, int *eof, void *data)
+{
+	char *p = page;
+	struct net_device *dev = (struct net_device *) data;
+	struct ieee80211_sub_if_data *sdata;
+	int i;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (!sdata)
+		return -1;
+
+        p = ieee80211_proc_sub_if(p, sdata);
+
+	for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
+		if (sdata->keys[i] == NULL)
+			continue;
+
+		p = ieee80211_proc_key(p, sdata->keys[i], i,
+				       sdata->keys[i] == sdata->default_key);
+	}
+
+	return (p - page);
+}
+
+
+static int ieee80211_proc_sta_read(char *page, char **start, off_t off,
+				   int count, int *eof, void *data)
+{
+	char *p = page;
+	struct sta_info *sta = (struct sta_info *) data;
+	struct ieee80211_local *local;
+	int inactive, i;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	if (!sta || !sta->dev)
+		return -1;
+
+	p += sprintf(p, "users=%d\n", atomic_read(&sta->users));
+	p += sprintf(p, "aid=%d\n", sta->aid);
+	p += sprintf(p, "flags=0x%x %s%s%s%s%s%s%s%s%s%s\n", sta->flags,
+		     sta->flags & WLAN_STA_AUTH ? "[AUTH]" : "",
+		     sta->flags & WLAN_STA_ASSOC ? "[ASSOC]" : "",
+		     sta->flags & WLAN_STA_PS ? "[PS]" : "",
+		     sta->flags & WLAN_STA_TIM ? "[TIM]" : "",
+		     sta->flags & WLAN_STA_PERM ? "[PERM]" : "",
+		     sta->flags & WLAN_STA_AUTHORIZED ? "[AUTHORIZED]" : "",
+		     sta->flags & WLAN_STA_SHORT_PREAMBLE ?
+		     "[SHORT PREAMBLE]" : "",
+		     sta->flags & WLAN_STA_WME ? "[WME]" : "",
+		     sta->flags & WLAN_STA_WDS ? "[WDS]" : "",
+		     sta->flags & WLAN_STA_XR ? "[XR]" : "");
+	p += sprintf(p, "key_idx_compression=%d\n",
+		     sta->key_idx_compression);
+	p += sprintf(p, "dev=%s\n", sta->dev->name);
+	if (sta->vlan_id > 0)
+		p += sprintf(p, "vlan_id=%d\n", sta->vlan_id);
+	p += sprintf(p, "rx_packets=%lu\ntx_packets=%lu\nrx_bytes=%lu\n"
+		     "tx_bytes=%lu\nrx_duplicates=%lu\nrx_fragments=%lu\n"
+		     "rx_dropped=%lu\ntx_fragments=%lu\ntx_filtered=%lu\n",
+		     sta->rx_packets, sta->tx_packets,
+		     sta->rx_bytes, sta->tx_bytes,
+		     sta->num_duplicates, sta->rx_fragments, sta->rx_dropped,
+		     sta->tx_fragments, sta->tx_filtered_count);
+	p = ieee80211_proc_key(p, sta->key, 0, 1);
+
+	local = (struct ieee80211_local *) sta->dev->priv;
+	if (sta->txrate >= 0 && sta->txrate < local->num_curr_rates) {
+		p += sprintf(p, "txrate=%d\n",
+			     local->curr_rates[sta->txrate].rate);
+	}
+	if (sta->last_txrate >= 0 &&
+	    sta->last_txrate < local->num_curr_rates) {
+		p += sprintf(p, "last_txrate=%d\n",
+			     local->curr_rates[sta->last_txrate].rate);
+	}
+	p += sprintf(p, "num_ps_buf_frames=%u\n",
+		     skb_queue_len(&sta->ps_tx_buf));
+	p += sprintf(p, "tx_retry_failed=%lu\n", sta->tx_retry_failed);
+	p += sprintf(p, "tx_retry_count=%lu\n", sta->tx_retry_count);
+	p += sprintf(p, "last_rssi=%d\n", sta->last_rssi);
+	p += sprintf(p, "last_ack_rssi=%d %d %d\n",
+		     sta->last_ack_rssi[0], sta->last_ack_rssi[1],
+		     sta->last_ack_rssi[2]);
+	if (sta->last_ack)
+		p += sprintf(p, "last_ack_ms=%d\n",
+			     jiffies_to_msecs(jiffies - sta->last_ack));
+	inactive = jiffies - sta->last_rx;
+	p += sprintf(p, "inactive_msec=%d\n", jiffies_to_msecs(inactive));
+	p += sprintf(p, "channel_use=%d\n", sta->channel_use);
+	p += sprintf(p, "wep_weak_iv_count=%d\n", sta->wep_weak_iv_count);
+#ifdef CONFIG_D80211_DEBUG_COUNTERS
+	p += sprintf(p, "wme_rx_queue=");
+	for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
+		p += sprintf(p, "%u ", sta->wme_rx_queue[i]);
+	p += sprintf(p, "\n");
+
+	p += sprintf(p, "wme_tx_queue=");
+	for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
+		p += sprintf(p, "%u ", sta->wme_tx_queue[i]);
+	p += sprintf(p, "\n");
+#endif /* CONFIG_D80211_DEBUG_COUNTERS */
+	p += sprintf(p, "last_seq_ctrl=");
+	for (i = 0; i < NUM_RX_DATA_QUEUES; i++) {
+			p += sprintf(p, "%x ", sta->last_seq_ctrl[i]);
+	}
+	p += sprintf(p, "\n");
+
+	p += rate_control_status_sta(local, sta, p);
+
+	return (p - page);
+}
+
+
+static int ieee80211_proc_counters_read(char *page, char **start, off_t off,
+					int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+        struct ieee80211_low_level_stats stats;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	p += sprintf(p,
+		     "TransmittedFragmentCount=%u\n"
+		     "MulticastTransmittedFrameCount=%u\n"
+		     "FailedCount=%u\n"
+		     "RetryCount=%u\n"
+		     "MultipleRetryCount=%d\n"
+		     "FrameDuplicateCount=%d\n"
+		     "ReceivedFragmentCount=%u\n"
+		     "MulticastReceivedFrameCount=%u\n"
+		     "TransmittedFrameCount=%u\n"
+		     "WEPUndecryptableCount=%u\n",
+		     local->dot11TransmittedFragmentCount,
+		     local->dot11MulticastTransmittedFrameCount,
+		     local->dot11FailedCount,
+		     local->dot11RetryCount,
+		     local->dot11MultipleRetryCount,
+		     local->dot11FrameDuplicateCount,
+		     local->dot11ReceivedFragmentCount,
+		     local->dot11MulticastReceivedFrameCount,
+		     local->dot11TransmittedFrameCount,
+		     local->dot11WEPUndecryptableCount);
+
+	memset(&stats, 0, sizeof(stats));
+	if (local->hw->get_stats &&
+	    local->hw->get_stats(local->mdev, &stats) == 0) {
+		p += sprintf(p,
+			     "ACKFailureCount=%u\n"
+			     "RTSFailureCount=%u\n"
+			     "FCSErrorCount=%u\n"
+			     "RTSSuccessCount=%u\n",
+			     stats.dot11ACKFailureCount,
+			     stats.dot11RTSFailureCount,
+			     stats.dot11FCSErrorCount,
+			     stats.dot11RTSSuccessCount);
+	}
+
+	return (p - page);
+}
+
+
+static int ieee80211_proc_debug_read(char *page, char **start, off_t off,
+				     int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+	int i;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+#ifdef CONFIG_D80211_DEBUG_COUNTERS
+	p += sprintf(p,
+		     "tx_handlers_drop=%u\n"
+		     "tx_handlers_queued=%u\n"
+		     "tx_handlers_drop_unencrypted=%u\n"
+		     "tx_handlers_drop_fragment=%u\n"
+		     "tx_handlers_drop_wep=%u\n"
+		     "tx_handlers_drop_rate_limit=%u\n"
+		     "tx_handlers_drop_not_assoc=%u\n"
+		     "tx_handlers_drop_unauth_port=%u\n"
+		     "rx_handlers_drop=%u\n"
+		     "rx_handlers_queued=%u\n"
+		     "rx_handlers_drop_nullfunc=%u\n"
+		     "rx_handlers_drop_defrag=%u\n"
+		     "rx_handlers_drop_short=%u\n"
+		     "rx_handlers_drop_passive_scan=%u\n"
+		     "tx_expand_skb_head=%u\n"
+		     "tx_expand_skb_head_cloned=%u\n"
+		     "rx_expand_skb_head=%u\n"
+		     "rx_expand_skb_head2=%u\n"
+		     "rx_handlers_fragments=%u\n"
+		     "tx_status_drop=%u\n",
+		     local->tx_handlers_drop,
+		     local->tx_handlers_queued,
+		     local->tx_handlers_drop_unencrypted,
+		     local->tx_handlers_drop_fragment,
+		     local->tx_handlers_drop_wep,
+		     local->tx_handlers_drop_rate_limit,
+		     local->tx_handlers_drop_not_assoc,
+		     local->tx_handlers_drop_unauth_port,
+		     local->rx_handlers_drop,
+		     local->rx_handlers_queued,
+		     local->rx_handlers_drop_nullfunc,
+		     local->rx_handlers_drop_defrag,
+		     local->rx_handlers_drop_short,
+		     local->rx_handlers_drop_passive_scan,
+		     local->tx_expand_skb_head,
+		     local->tx_expand_skb_head_cloned,
+		     local->rx_expand_skb_head,
+		     local->rx_expand_skb_head2,
+		     local->rx_handlers_fragments,
+		     local->tx_status_drop);
+	{
+		int i;
+		p += sprintf(p, "wme_rx_queue=");
+		for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
+			p += sprintf(p, " %u", local->wme_rx_queue[i]);
+		p += sprintf(p, "\n");
+
+		p += sprintf(p, "wme_tx_queue=");
+		for (i = 0; i < NUM_RX_DATA_QUEUES; i++)
+			p += sprintf(p, " %u", local->wme_tx_queue[i]);
+		p += sprintf(p, "\n");
+	}
+#endif /* CONFIG_D80211_DEBUG_COUNTERS */
+
+	p += sprintf(p, "num_scans=%u\n", local->scan.num_scans);
+
+	p += sprintf(p,
+		     "conf.bss_count=%d\n"
+		     "bss_dev_count=%u\n",
+		     local->conf.bss_count, local->bss_dev_count);
+	for (i = 0; i < local->conf.bss_count; i++) {
+		p += sprintf(p, "bss_dev[%d]=%p (%s)\n",
+			     i, local->bss_devs[i],
+			     (i < local->bss_dev_count && local->bss_devs[i]) ?
+			     local->bss_devs[i]->name : "N/A");
+	}
+
+	return (p - page);
+}
+
+
+static const char * ieee80211_mode_str_short(int mode)
+{
+	switch (mode) {
+	case MODE_IEEE80211A:
+		return "802.11a";
+	case MODE_IEEE80211B:
+		return "802.11b";
+	case MODE_IEEE80211G:
+		return "802.11g";
+	case MODE_ATHEROS_TURBO:
+		return "AtherosTurbo";
+	default:
+		return "UNKNOWN";
+	}
+}
+
+
+static const char * ieee80211_mode_str(int mode)
+{
+	switch (mode) {
+	case MODE_IEEE80211A:
+		return "IEEE 802.11a";
+	case MODE_IEEE80211B:
+		return "IEEE 802.11b";
+	case MODE_IEEE80211G:
+		return "IEEE 802.11g";
+	case MODE_ATHEROS_TURBO:
+		return "Atheros Turbo (5 GHz)";
+	default:
+		return "UNKNOWN";
+	}
+}
+
+
+static int ieee80211_proc_info_read(char *page, char **start, off_t off,
+				    int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+	int m;
+	struct ieee80211_hw_modes *mode;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	p += sprintf(p, "hw_name=%s\n", local->hw->name);
+	p += sprintf(p, "modes=");
+	for (m = 0; m < local->hw->num_modes; m++) {
+		mode = &local->hw->modes[m];
+		p += sprintf(p, "[%s]", ieee80211_mode_str_short(mode->mode));
+	}
+	p += sprintf(p, "\n");
+	if (local->rate_ctrl && local->rate_ctrl_priv)
+		p+= sprintf(p, "rate_ctrl_alg=%s\n", local->rate_ctrl->name);
+	return (p - page);
+}
+
+
+static int ieee80211_proc_config_read(char *page, char **start, off_t off,
+				      int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	p += sprintf(p,
+		     "low_level_driver=%s\n"
+		     "channel=%d\n"
+		     "freq=%d\n"
+		     "mode=%s\n"
+			 "802.11h=%d\n"
+		     "wep_iv=0x%06x\n"
+		     "antenna_sel=%d\n"
+		     "calib_int=%d\n"
+		     "tx_power_reduction=%d.%d dBm\n"
+		     "bridge_packets=%d\n"
+		     "key_tx_rx_threshold=%d\n"
+		     "rts_threshold=%d\n"
+		     "fragmentation_threshold=%d\n"
+		     "short_retry_limit=%d\n"
+		     "long_retry_limit=%d\n"
+		     "total_ps_buffered=%d\n",
+		     local->hw->name ? local->hw->name : "N/A",
+		     local->conf.channel,
+		     local->conf.freq,
+		     ieee80211_mode_str(local->conf.phymode),
+			 local->conf.radar_detect,
+		     local->wep_iv & 0xffffff,
+		     local->conf.antenna_sel,
+		     local->conf.calib_int,
+		     local->conf.tx_power_reduction / 10,
+		     local->conf.tx_power_reduction % 10,
+		     local->bridge_packets,
+		     local->key_tx_rx_threshold,
+		     local->rts_threshold,
+		     local->fragmentation_threshold,
+		     local->short_retry_limit,
+		     local->long_retry_limit,
+		     local->total_ps_buffered);
+
+	return (p - page);
+}
+
+
+static int ieee80211_proc_channels_read(char *page, char **start, off_t off,
+					int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+	int m, c;
+	struct ieee80211_hw_modes *mode;
+	struct ieee80211_channel *chan;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	p += sprintf(p, "MODE CHAN FREQ TXPOWER ANTMAX FLAGS\n");
+	for (m = 0; m < local->hw->num_modes; m++) {
+		mode = &local->hw->modes[m];
+		for (c = 0; c < mode->num_channels; c++) {
+			chan = &mode->channels[c];
+			p += sprintf(p, "%d %d %d %d %d %s%s%s\n",
+				     mode->mode, chan->chan, chan->freq,
+				     chan->power_level, chan->antenna_max,
+				     chan->flag & IEEE80211_CHAN_W_SCAN ?
+				     "[W_SCAN]" : "",
+				     chan->flag & IEEE80211_CHAN_W_ACTIVE_SCAN
+				     ? "[W_ACTIVE_SCAN]" : "",
+				     chan->flag & IEEE80211_CHAN_W_IBSS ?
+				     "[W_IBSS]" : "");
+		}
+	}
+	return (p - page);
+}
+
+
+static int ieee80211_proc_rates_read(char *page, char **start, off_t off,
+				     int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+	int r;
+	struct ieee80211_rate *rate;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	p += sprintf(p, "RATE VAL VAL2 MIN_RSSI_ACK MIN_RSSI_ACK_DELTA "
+		     "FLAGS\n");
+	for (r = 0; r < local->num_curr_rates; r++) {
+		rate = &local->curr_rates[r];
+		p += sprintf(p, "%d %d %d %d %d 0x%x %s%s%s%s%s%s%s%s\n",
+			     rate->rate, rate->val, rate->val2,
+			     rate->min_rssi_ack, rate->min_rssi_ack_delta,
+			     rate->flags,
+			     rate->flags & IEEE80211_RATE_ERP ? "[ERP]" : "",
+			     rate->flags & IEEE80211_RATE_BASIC ?
+			     "[BASIC]" : "",
+			     rate->flags & IEEE80211_RATE_PREAMBLE2 ?
+			     "[PREAMBLE2]" : "",
+			     rate->flags & IEEE80211_RATE_SUPPORTED ?
+			     "[SUPPORTED]" : "",
+			     rate->flags & IEEE80211_RATE_OFDM ? "[OFDM]" : "",
+			     rate->flags & IEEE80211_RATE_CCK ? "[CCK]" : "",
+			     rate->flags & IEEE80211_RATE_TURBO ?
+			     "[TURBO]" : "",
+			     rate->flags & IEEE80211_RATE_MANDATORY ?
+			     "[MANDATORY]" : "");
+	}
+	return (p - page);
+}
+
+
+static int ieee80211_proc_multicast_read(char *page, char **start, off_t off,
+					 int count, int *eof, void *data)
+{
+	char *p = page;
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+
+	if (off != 0) {
+		*eof = 1;
+		return 0;
+	}
+
+	return rate_control_status_global(local, p);
+
+}
+
+
+void ieee80211_proc_init_sta(struct ieee80211_local *local,
+			     struct sta_info *sta)
+{
+	char buf[30];
+	struct proc_dir_entry *entry;
+
+	sprintf(buf, MACSTR, MAC2STR(sta->addr));
+
+	if (!local->proc_sta)
+		return;
+
+	entry = create_proc_read_entry(buf, 0, local->proc_sta,
+				       ieee80211_proc_sta_read, sta);
+	if (entry) {
+		entry->mode &= ~(S_IRWXG | S_IRWXO);
+		sta->proc_entry_added = 1;
+	}
+}
+
+
+void ieee80211_proc_deinit_sta(struct ieee80211_local *local,
+			       struct sta_info *sta)
+{
+	char buf[30];
+	sprintf(buf, MACSTR, MAC2STR(sta->addr));
+	if (local->proc_sta) {
+		remove_proc_entry(buf, local->proc_sta);
+		sta->proc_entry_added = 0;
+	}
+}
+
+
+void ieee80211_proc_init_virtual(struct net_device *dev)
+{
+	struct proc_dir_entry *entry;
+	struct ieee80211_local *local = (struct ieee80211_local *) dev->priv;
+
+	if (!local->proc_iface)
+		return;
+
+	entry = create_proc_read_entry(dev->name, 0, local->proc_iface,
+				       ieee80211_proc_iface_read, dev);
+	if (entry)
+		entry->mode &= ~(S_IRWXG | S_IRWXO);
+}
+
+
+void ieee80211_proc_deinit_virtual(struct net_device *dev)
+{
+	struct ieee80211_local *local = (struct ieee80211_local *) dev->priv;
+
+	if (local->proc_iface)
+		remove_proc_entry(dev->name, local->proc_iface);
+}
+
+
+void ieee80211_proc_init_interface(struct ieee80211_local *local)
+{
+	if (!ieee80211_proc)
+		return;
+
+	local->proc = proc_mkdir(local->wdev->name, ieee80211_proc);
+	if (!local->proc)
+		return;
+
+	local->proc_sta = proc_mkdir("sta", local->proc);
+	local->proc_iface = proc_mkdir("iface", local->proc);
+	create_proc_read_entry("counters", 0, local->proc,
+                               ieee80211_proc_counters_read, local);
+	create_proc_read_entry("config", 0, local->proc,
+                               ieee80211_proc_config_read, local);
+	create_proc_read_entry("channels", 0, local->proc,
+                               ieee80211_proc_channels_read, local);
+	create_proc_read_entry("rates", 0, local->proc,
+			       ieee80211_proc_rates_read, local);
+	create_proc_read_entry("multicast", 0, local->proc,
+			       ieee80211_proc_multicast_read, local);
+	create_proc_read_entry("debug", 0, local->proc,
+                               ieee80211_proc_debug_read, local);
+	create_proc_read_entry("info", 0, local->proc,
+			       ieee80211_proc_info_read, local);
+	ieee80211_proc_init_virtual(local->wdev);
+}
+
+
+void ieee80211_proc_deinit_interface(struct ieee80211_local *local)
+{
+	if (!local->proc)
+		return;
+
+	ieee80211_proc_deinit_virtual(local->wdev);
+	remove_proc_entry("iface", local->proc);
+	remove_proc_entry("sta", local->proc);
+        remove_proc_entry("counters", local->proc);
+        remove_proc_entry("debug", local->proc);
+        remove_proc_entry("config", local->proc);
+        remove_proc_entry("channels", local->proc);
+	remove_proc_entry("rates", local->proc);
+	remove_proc_entry("multicast", local->proc);
+	remove_proc_entry("info", local->proc);
+	local->proc = NULL;
+	remove_proc_entry(local->wdev->name, ieee80211_proc);
+}
+
+
+void ieee80211_proc_init(void)
+{
+	if (proc_net == NULL) {
+		ieee80211_proc = NULL;
+		return;
+	}
+
+	ieee80211_proc = proc_mkdir("ieee80211", proc_net);
+	if (!ieee80211_proc)
+		printk(KERN_WARNING "Failed to mkdir /proc/net/ieee80211\n");
+}
+
+
+void ieee80211_proc_deinit(void)
+{
+	if (!ieee80211_proc)
+		return;
+
+	ieee80211_proc = NULL;
+	remove_proc_entry("ieee80211", proc_net);
+}
+
+#endif /* CONFIG_PROC_FS */
diff -Nur linux-2.6.16/net/d80211/ieee80211_proc.h linux-2.6.16-bcm43xx/net/d80211/ieee80211_proc.h
--- linux-2.6.16/net/d80211/ieee80211_proc.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_proc.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2003-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef IEEE80211_PROC_H
+#define IEEE80211_PROC_H
+
+#include <linux/netdevice.h>
+#include "ieee80211_i.h"
+#include "sta_info.h"
+
+#ifdef CONFIG_PROC_FS
+
+void ieee80211_proc_init_sta(struct ieee80211_local *local,
+			     struct sta_info *sta);
+void ieee80211_proc_deinit_sta(struct ieee80211_local *local,
+			       struct sta_info *sta);
+void ieee80211_proc_init_virtual(struct net_device *dev);
+void ieee80211_proc_deinit_virtual(struct net_device *dev);
+void ieee80211_proc_init_interface(struct ieee80211_local *local);
+void ieee80211_proc_deinit_interface(struct ieee80211_local *local);
+void ieee80211_proc_init(void);
+void ieee80211_proc_deinit(void);
+
+#else /* CONFIG_PROC_FS */
+
+static inline void ieee80211_proc_init_sta(struct ieee80211_local *local,
+					   struct sta_info *sta) {}
+static inline void ieee80211_proc_deinit_sta(struct ieee80211_local *local,
+					     struct sta_info *sta) {}
+static inline void ieee80211_proc_init_virtual(struct net_device *dev) {}
+static inline void ieee80211_proc_deinit_virtual(struct net_device *dev) {}
+static inline void
+ieee80211_proc_init_interface(struct ieee80211_local *local) {}
+static inline void
+ieee80211_proc_deinit_interface(struct ieee80211_local *local) {}
+static inline void ieee80211_proc_init(void) {}
+static inline void ieee80211_proc_deinit(void) {}
+#endif /* CONFIG_PROC_FS */
+
+#endif /* IEEE80211_PROC_H */
diff -Nur linux-2.6.16/net/d80211/ieee80211_scan.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_scan.c
--- linux-2.6.16/net/d80211/ieee80211_scan.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_scan.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,352 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "rate_control.h"
+
+
+/* Maximum number of seconds to wait for the traffic load to get below
+ * threshold before forcing a passive scan. */
+#define MAX_SCAN_WAIT 60
+/* Threshold (pkts/sec TX or RX) for delaying passive scan */
+#define SCAN_TXRX_THRESHOLD 75
+
+static void get_channel_params(struct ieee80211_local *local, int channel,
+				struct ieee80211_hw_modes **mode,
+				struct ieee80211_channel **chan)
+{
+	int m;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		*mode = &local->hw->modes[m];
+		if ((*mode)->mode == local->conf.phymode)
+			break;
+	}
+	local->scan.mode_idx = m;
+	local->scan.chan_idx = 0;
+	do {
+		*chan = &(*mode)->channels[local->scan.chan_idx];
+		if ((*chan)->chan == channel) {
+			return;
+		}
+		local->scan.chan_idx++;
+	} while (local->scan.chan_idx < (*mode)->num_channels);
+	*chan = NULL;
+}
+
+
+static void next_chan_same_mode(struct ieee80211_local *local,
+				struct ieee80211_hw_modes **mode,
+				struct ieee80211_channel **chan)
+{
+	int m, prev;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		*mode = &local->hw->modes[m];
+		if ((*mode)->mode == local->conf.phymode)
+			break;
+	}
+	local->scan.mode_idx = m;
+
+	/* Select next channel - scan only channels marked with W_SCAN flag */
+	prev = local->scan.chan_idx;
+	do {
+		local->scan.chan_idx++;
+		if (local->scan.chan_idx >= (*mode)->num_channels)
+			local->scan.chan_idx = 0;
+		*chan = &(*mode)->channels[local->scan.chan_idx];
+		if ((*chan)->flag & IEEE80211_CHAN_W_SCAN)
+			break;
+	} while (local->scan.chan_idx != prev);
+}
+
+
+static void next_chan_all_modes(struct ieee80211_local *local,
+				struct ieee80211_hw_modes **mode,
+				struct ieee80211_channel **chan)
+{
+	int prev, prev_m;
+
+	if (local->scan.mode_idx >= local->hw->num_modes) {
+		local->scan.mode_idx = 0;
+		local->scan.chan_idx = 0;
+	}
+
+	/* Select next channel - scan only channels marked with W_SCAN flag */
+	prev = local->scan.chan_idx;
+	prev_m = local->scan.mode_idx;
+	do {
+		*mode = &local->hw->modes[local->scan.mode_idx];
+		local->scan.chan_idx++;
+		if (local->scan.chan_idx >= (*mode)->num_channels) {
+			local->scan.chan_idx = 0;
+			local->scan.mode_idx++;
+			if (local->scan.mode_idx >= local->hw->num_modes)
+				local->scan.mode_idx = 0;
+			*mode = &local->hw->modes[local->scan.mode_idx];
+		}
+		*chan = &(*mode)->channels[local->scan.chan_idx];
+		if ((*chan)->flag & IEEE80211_CHAN_W_SCAN)
+			break;
+	} while (local->scan.chan_idx != prev ||
+		 local->scan.mode_idx != prev_m);
+}
+
+
+static void ieee80211_scan_start(struct net_device *dev,
+				 struct ieee80211_scan_conf *conf)
+{
+	struct ieee80211_local *local = dev->priv;
+	int old_mode_idx = local->scan.mode_idx;
+	int old_chan_idx = local->scan.chan_idx;
+	struct ieee80211_hw_modes *mode = NULL;
+	struct ieee80211_channel *chan = NULL;
+	int ret;
+
+	if (local->hw->passive_scan == 0) {
+		printk(KERN_DEBUG "%s: Scan handler called, yet the hardware "
+		       "does not support passive scanning. Disabled.\n",
+		       dev->name);
+		return;
+	}
+
+	if ((local->scan.tries < MAX_SCAN_WAIT &&
+	     local->scan.txrx_count > SCAN_TXRX_THRESHOLD)) {
+		local->scan.tries++;
+		/* Count TX/RX packets during one second interval and allow
+		 * scan to start only if the number of packets is below the
+		 * threshold. */
+		local->scan.txrx_count = 0;
+		local->scan.timer.expires = jiffies + HZ;
+		add_timer(&local->scan.timer);
+		return;
+	}
+
+	if (local->scan.skb == NULL) {
+		printk(KERN_DEBUG "%s: Scan start called even though scan.skb "
+		       "is not set\n", dev->name);
+	}
+
+	if (local->scan.our_mode_only) {
+		if (local->scan.channel > 0) {
+			get_channel_params(local, local->scan.channel, &mode,
+					   &chan);
+		} else
+			next_chan_same_mode(local, &mode, &chan);
+	}
+	else
+		next_chan_all_modes(local, &mode, &chan);
+
+	conf->scan_channel = chan->chan;
+	conf->scan_freq = chan->freq;
+	conf->scan_channel_val = chan->val;
+	conf->scan_phymode = mode->mode;
+	conf->scan_power_level = chan->power_level;
+	conf->scan_antenna_max = chan->antenna_max;
+	conf->scan_time = 2 * local->hw->channel_change_time +
+		local->scan.time; /* 10ms scan time+hardware changes */
+	conf->skb = local->scan.skb ?
+		skb_clone(local->scan.skb, GFP_ATOMIC) : NULL;
+	conf->tx_control = &local->scan.tx_control;
+#if 0
+	printk(KERN_DEBUG "%s: Doing scan on mode: %d freq: %d chan: %d "
+	       "for %d ms\n",
+	       dev->name, conf->scan_phymode, conf->scan_freq,
+	       conf->scan_channel, conf->scan_time);
+#endif
+	local->scan.rx_packets = 0;
+	local->scan.rx_beacon = 0;
+	local->scan.freq = chan->freq;
+	local->scan.in_scan = 1;
+
+	ieee80211_netif_oper(dev, NETIF_STOP);
+
+	ret = local->hw->passive_scan(dev, IEEE80211_SCAN_START, conf);
+
+	if (ret == 0) {
+		long usec = local->hw->channel_change_time +
+			local->scan.time;
+		usec += 1000000L / HZ - 1;
+		usec /= 1000000L / HZ;
+		local->scan.timer.expires = jiffies + usec;
+	} else {
+		local->scan.in_scan = 0;
+		if (conf->skb)
+			dev_kfree_skb(conf->skb);
+		ieee80211_netif_oper(dev, NETIF_WAKE);
+		if (ret == -EAGAIN) {
+			local->scan.timer.expires = jiffies +
+				(local->scan.interval * HZ / 100);
+			local->scan.mode_idx = old_mode_idx;
+			local->scan.chan_idx = old_chan_idx;
+		} else {
+			printk(KERN_DEBUG "%s: Got unknown error from "
+			       "passive_scan %d\n", dev->name, ret);
+			local->scan.timer.expires = jiffies +
+				(local->scan.interval * HZ);
+		}
+		local->scan.in_scan = 0;
+	}
+
+	add_timer(&local->scan.timer);
+}
+
+
+static void ieee80211_scan_stop(struct net_device *dev,
+				struct ieee80211_scan_conf *conf)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hw_modes *mode;
+	struct ieee80211_channel *chan;
+	int wait;
+
+	if (local->hw->passive_scan == NULL)
+		return;
+
+	if (local->scan.mode_idx >= local->hw->num_modes) {
+		local->scan.mode_idx = 0;
+		local->scan.chan_idx = 0;
+	}
+
+	mode = &local->hw->modes[local->scan.mode_idx];
+
+	if (local->scan.chan_idx >= mode->num_channels) {
+		local->scan.chan_idx = 0;
+	}
+
+	chan = &mode->channels[local->scan.chan_idx];
+
+	local->hw->passive_scan(dev, IEEE80211_SCAN_END, conf);
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "%s: Did scan on mode: %d freq: %d chan: %d "
+	       "GOT: %d Beacon: %d (%d)\n",
+	       dev->name,
+	       mode->mode, chan->freq, chan->chan,
+	       local->scan.rx_packets, local->scan.rx_beacon,
+	       local->scan.tries);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+	local->scan.num_scans++;
+
+	local->scan.in_scan = 0;
+	ieee80211_netif_oper(dev, NETIF_WAKE);
+
+	local->scan.tries = 0;
+	/* Use random interval of scan.interval .. 2 * scan.interval */
+	wait = (local->scan.interval * HZ * ((net_random() & 127) + 128)) /
+		128;
+	local->scan.timer.expires = jiffies + wait;
+
+	add_timer(&local->scan.timer);
+}
+
+
+static void ieee80211_scan_handler(unsigned long uldev)
+{
+        struct net_device *dev = (struct net_device *) uldev;
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_scan_conf conf;
+
+	if (local->scan.interval == 0 && !local->scan.in_scan) {
+		/* Passive scanning is disabled - keep the timer always
+		 * running to make code cleaner. */
+		local->scan.timer.expires = jiffies + 10 * HZ;
+		add_timer(&local->scan.timer);
+		return;
+	}
+
+	memset(&conf, 0, sizeof(struct ieee80211_scan_conf));
+	conf.running_freq = local->conf.freq;
+	conf.running_channel = local->conf.channel;
+        conf.running_phymode = local->conf.phymode;
+	conf.running_channel_val = local->conf.channel_val;
+        conf.running_power_level = local->conf.power_level;
+        conf.running_antenna_max = local->conf.antenna_max;
+
+	if (local->scan.in_scan == 0)
+		ieee80211_scan_start(dev, &conf);
+	else
+		ieee80211_scan_stop(dev, &conf);
+}
+
+
+void ieee80211_init_scan(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hdr hdr;
+	u16 fc;
+	int len = 10;
+	struct rate_control_extra extra;
+
+	/* Only initialize passive scanning if the hardware supports it */
+	if (!local->hw->passive_scan) {
+		local->scan.skb = NULL;
+		memset(&local->scan.tx_control, 0,
+		       sizeof(local->scan.tx_control));
+		printk(KERN_DEBUG "%s: Does not support passive scan, "
+		       "disabled\n", dev->name);
+		return;
+	}
+
+	local->scan.interval = 0;
+	local->scan.our_mode_only = 1;
+	local->scan.time = 10000;
+	local->scan.timer.function = ieee80211_scan_handler;
+	local->scan.timer.data = (unsigned long) dev;
+	local->scan.timer.expires = jiffies + local->scan.interval * HZ;
+	add_timer(&local->scan.timer);
+
+	/* Create a CTS from for broadcasting before
+	 * the low level changes channels */
+	local->scan.skb = alloc_skb(len, GFP_KERNEL);
+	if (local->scan.skb == NULL) {
+		printk(KERN_WARNING "%s: Failed to allocate CTS packet for "
+		       "passive scan\n", dev->name);
+		return;
+	}
+
+	fc = (WLAN_FC_TYPE_CTRL << 2) | (WLAN_FC_STYPE_CTS << 4);
+	hdr.frame_control = cpu_to_le16(fc);
+	hdr.duration_id =
+		cpu_to_le16(2 * local->hw->channel_change_time +
+			    local->scan.time);
+	memcpy(hdr.addr1, dev->dev_addr, ETH_ALEN); /* DA */
+	hdr.seq_ctrl = 0;
+
+	memcpy(skb_put(local->scan.skb, len), &hdr, len);
+
+	memset(&local->scan.tx_control, 0, sizeof(local->scan.tx_control));
+	local->scan.tx_control.key_idx = HW_KEY_IDX_INVALID;
+	local->scan.tx_control.do_not_encrypt = 1;
+	memset(&extra, 0, sizeof(extra));
+	extra.endidx = local->num_curr_rates;
+	local->scan.tx_control.tx_rate =
+		rate_control_get_rate(dev, local->scan.skb, &extra)->val;
+	local->scan.tx_control.no_ack = 1;
+}
+
+
+void ieee80211_stop_scan(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (local->hw->passive_scan != 0) {
+		del_timer_sync(&local->scan.timer);
+		dev_kfree_skb(local->scan.skb);
+		local->scan.skb = NULL;
+	}
+}
diff -Nur linux-2.6.16/net/d80211/ieee80211_sta.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_sta.c
--- linux-2.6.16/net/d80211/ieee80211_sta.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_sta.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,2866 @@
+/*
+ * BSS client mode implementation
+ * Copyright 2003, Jouni Malinen <jkmaline@cc.hut.fi>
+ * Copyright 2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/* TODO:
+ * BSS table: use <BSSID,SSID> as the key to support multi-SSID APs
+ * order BSS list by RSSI(?) ("quality of AP")
+ * scan result table filtering (by capability (privacy, IBSS/BSS, WPA/RSN IE,
+ *    SSID)
+ */
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/if_ether.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#include <linux/random.h>
+#include <net/iw_handler.h>
+#include <asm/types.h>
+#include <asm/delay.h>
+
+#include <net/d80211.h>
+#include <net/d80211_mgmt.h>
+#include "ieee80211_i.h"
+#include "rate_control.h"
+#include "hostapd_ioctl.h"
+
+/* #define IEEE80211_IBSS_DEBUG */
+
+#define IEEE80211_AUTH_TIMEOUT (HZ / 5)
+#define IEEE80211_AUTH_MAX_TRIES 3
+#define IEEE80211_ASSOC_TIMEOUT (HZ / 5)
+#define IEEE80211_ASSOC_MAX_TRIES 3
+#define IEEE80211_MONITORING_INTERVAL (2 * HZ)
+#define IEEE80211_PROBE_INTERVAL (60 * HZ)
+#define IEEE80211_RETRY_AUTH_INTERVAL (1 * HZ)
+#define IEEE80211_SCAN_INTERVAL (2 * HZ)
+#define IEEE80211_SCAN_INTERVAL_SLOW (15 * HZ)
+#define IEEE80211_IBSS_JOIN_TIMEOUT (20 * HZ)
+
+#define IEEE80211_PROBE_DELAY (HZ / 33)
+#define IEEE80211_CHANNEL_TIME (HZ / 33)
+#define IEEE80211_PASSIVE_CHANNEL_TIME (HZ / 5)
+#define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ)
+#define IEEE80211_IBSS_MERGE_INTERVAL (30 * HZ)
+#define IEEE80211_IBSS_INACTIVITY_LIMIT (60 * HZ)
+
+#define IEEE80211_IBSS_MAX_STA_ENTRIES 128
+
+
+#define IEEE80211_FC(type, stype) cpu_to_le16((type << 2) | (stype << 4))
+
+#define ERP_INFO_USE_PROTECTION BIT(1)
+
+static void ieee80211_send_probe_req(struct net_device *dev, u8 *dst,
+				     u8 *ssid, size_t ssid_len);
+static struct ieee80211_sta_bss *
+ieee80211_rx_bss_get(struct net_device *dev, u8 *bssid);
+static void ieee80211_rx_bss_put(struct net_device *dev,
+				 struct ieee80211_sta_bss *bss);
+static int ieee80211_sta_find_ibss(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta);
+static int ieee80211_sta_wep_configured(struct net_device *dev);
+
+
+/* Parsed Information Elements */
+struct ieee802_11_elems {
+	u8 *ssid;
+	u8 ssid_len;
+	u8 *supp_rates;
+	u8 supp_rates_len;
+	u8 *fh_params;
+	u8 fh_params_len;
+	u8 *ds_params;
+	u8 ds_params_len;
+	u8 *cf_params;
+	u8 cf_params_len;
+	u8 *tim;
+	u8 tim_len;
+	u8 *ibss_params;
+	u8 ibss_params_len;
+	u8 *challenge;
+	u8 challenge_len;
+	u8 *wpa;
+	u8 wpa_len;
+	u8 *rsn;
+	u8 rsn_len;
+	u8 *erp_info;
+	u8 erp_info_len;
+	u8 *ext_supp_rates;
+	u8 ext_supp_rates_len;
+	u8 *wmm_info;
+	u8 wmm_info_len;
+	u8 *wmm_param;
+	u8 wmm_param_len;
+};
+
+typedef enum { ParseOK = 0, ParseUnknown = 1, ParseFailed = -1 } ParseRes;
+
+
+static ParseRes ieee802_11_parse_elems(u8 *start, size_t len,
+				       struct ieee802_11_elems *elems)
+{
+	size_t left = len;
+	u8 *pos = start;
+	int unknown = 0;
+
+	memset(elems, 0, sizeof(*elems));
+
+	while (left >= 2) {
+		u8 id, elen;
+
+		id = *pos++;
+		elen = *pos++;
+		left -= 2;
+
+		if (elen > left) {
+#if 0
+			if (net_ratelimit())
+				printk(KERN_DEBUG "IEEE 802.11 element parse "
+				       "failed (id=%d elen=%d left=%d)\n",
+				       id, elen, left);
+#endif
+			return ParseFailed;
+		}
+
+		switch (id) {
+		case WLAN_EID_SSID:
+			elems->ssid = pos;
+			elems->ssid_len = elen;
+			break;
+		case WLAN_EID_SUPP_RATES:
+			elems->supp_rates = pos;
+			elems->supp_rates_len = elen;
+			break;
+		case WLAN_EID_FH_PARAMS:
+			elems->fh_params = pos;
+			elems->fh_params_len = elen;
+			break;
+		case WLAN_EID_DS_PARAMS:
+			elems->ds_params = pos;
+			elems->ds_params_len = elen;
+			break;
+		case WLAN_EID_CF_PARAMS:
+			elems->cf_params = pos;
+			elems->cf_params_len = elen;
+			break;
+		case WLAN_EID_TIM:
+			elems->tim = pos;
+			elems->tim_len = elen;
+			break;
+		case WLAN_EID_IBSS_PARAMS:
+			elems->ibss_params = pos;
+			elems->ibss_params_len = elen;
+			break;
+		case WLAN_EID_CHALLENGE:
+			elems->challenge = pos;
+			elems->challenge_len = elen;
+			break;
+		case WLAN_EID_WPA:
+			if (elen >= 4 && pos[0] == 0x00 && pos[1] == 0x50 &&
+			    pos[2] == 0xf2) {
+				/* Microsoft OUI (00:50:F2) */
+				if (pos[3] == 1) {
+					/* OUI Type 1 - WPA IE */
+					elems->wpa = pos;
+					elems->wpa_len = elen;
+				} else if (elen >= 5 && pos[3] == 2) {
+					if (pos[4] == 0) {
+						elems->wmm_info = pos;
+						elems->wmm_info_len = elen;
+					} else if (pos[4] == 1) {
+						elems->wmm_param = pos;
+						elems->wmm_param_len = elen;
+					}
+				}
+			}
+			break;
+		case WLAN_EID_RSN:
+			elems->rsn = pos;
+			elems->rsn_len = elen;
+			break;
+		case WLAN_EID_ERP_INFO:
+			elems->erp_info = pos;
+			elems->erp_info_len = elen;
+			break;
+		case WLAN_EID_EXT_SUPP_RATES:
+			elems->ext_supp_rates = pos;
+			elems->ext_supp_rates_len = elen;
+			break;
+		default:
+#if 0
+			printk(KERN_DEBUG "IEEE 802.11 element parse ignored "
+				      "unknown element (id=%d elen=%d)\n",
+				      id, elen);
+#endif
+			unknown++;
+			break;
+		}
+
+		left -= elen;
+		pos += elen;
+	}
+
+	/* Do not trigger error if left == 1 as Apple Airport base stations
+	 * send AssocResps that are one spurious byte too long. */
+
+	return unknown ? ParseUnknown : ParseOK;
+}
+
+
+
+
+static int ecw2cw(int ecw)
+{
+	int cw = 1;
+	while (ecw > 0) {
+		cw <<= 1;
+		ecw--;
+	}
+	return cw - 1;
+}
+
+
+static void ieee80211_sta_wmm_params(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta,
+				     u8 *wmm_param, size_t wmm_param_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_tx_queue_params params;
+	size_t left;
+	int count;
+	u8 *pos;
+
+	if (wmm_param_len < 8 || wmm_param[5] /* version */ != 1)
+		return;
+	count = wmm_param[6] & 0x0f;
+	if (count == ifsta->wmm_last_param_set)
+		return;
+	ifsta->wmm_last_param_set = count;
+
+	pos = wmm_param + 8;
+	left = wmm_param_len - 8;
+
+	memset(&params, 0, sizeof(params));
+
+	if (local->hw->conf_tx == NULL)
+		return;
+
+	local->wmm_acm = 0;
+	for (; left >= 4; left -= 4, pos += 4) {
+		int aci = (pos[0] >> 5) & 0x03;
+		int acm = (pos[0] >> 4) & 0x01;
+		int queue;
+
+		switch (aci) {
+		case 1:
+			queue = IEEE80211_TX_QUEUE_DATA3;
+			if (acm) {
+				local->wmm_acm |= BIT(1) | BIT(2);
+			}
+			break;
+		case 2:
+			queue = IEEE80211_TX_QUEUE_DATA1;
+			if (acm) {
+				local->wmm_acm |= BIT(4) | BIT(5);
+			}
+			break;
+		case 3:
+			queue = IEEE80211_TX_QUEUE_DATA0;
+			if (acm) {
+				local->wmm_acm |= BIT(6) | BIT(7);
+			}
+			break;
+		case 0:
+		default:
+			queue = IEEE80211_TX_QUEUE_DATA2;
+			if (acm) {
+				local->wmm_acm |= BIT(0) | BIT(3);
+			}
+			break;
+		}
+
+		params.aifs = pos[0] & 0x0f;
+		params.cw_max = ecw2cw((pos[1] & 0xf0) >> 4);
+		params.cw_min = ecw2cw(pos[1] & 0x0f);
+		/* TXOP is in units of 32 usec; burst_time in 0.1 ms */
+		params.burst_time = (pos[2] | (pos[3] << 8)) * 32 / 100;
+		printk(KERN_DEBUG "%s: WMM queue=%d aci=%d acm=%d aifs=%d "
+		       "cWmin=%d cWmax=%d burst=%d\n",
+		       dev->name, queue, aci, acm, params.aifs, params.cw_min,
+		       params.cw_max, params.burst_time);
+		/* TODO: handle ACM (block TX, fallback to next lowest allowed
+		 * AC for now) */
+		if (local->hw->conf_tx(local->mdev, queue, &params)) {
+			printk(KERN_DEBUG "%s: failed to set TX queue "
+			       "parameters for queue %d\n", dev->name, queue);
+		}
+	}
+}
+
+
+static void ieee80211_sta_send_associnfo(struct net_device *dev,
+					 struct ieee80211_if_sta *ifsta)
+{
+	char *buf;
+	size_t len;
+	int i;
+	union iwreq_data wrqu;
+
+	if (ifsta->assocreq_ies == NULL && ifsta->assocresp_ies == NULL)
+		return;
+
+	buf = kmalloc(50 + 2 * (ifsta->assocreq_ies_len +
+				ifsta->assocresp_ies_len), GFP_ATOMIC);
+	if (buf == NULL)
+		return;
+
+	len = sprintf(buf, "ASSOCINFO(");
+	if (ifsta->assocreq_ies) {
+		len += sprintf(buf + len, "ReqIEs=");
+		for (i = 0; i < ifsta->assocreq_ies_len; i++) {
+			len += sprintf(buf + len, "%02x",
+				       ifsta->assocreq_ies[i]);
+		}
+	}
+	if (ifsta->assocresp_ies) {
+		if (ifsta->assocreq_ies)
+			len += sprintf(buf + len, " ");
+		len += sprintf(buf + len, "RespIEs=");
+		for (i = 0; i < ifsta->assocresp_ies_len; i++) {
+			len += sprintf(buf + len, "%02x",
+				       ifsta->assocresp_ies[i]);
+		}
+	}
+	len += sprintf(buf + len, ")");
+
+	if (len > IW_CUSTOM_MAX) {
+		len = sprintf(buf, "ASSOCRESPIE=");
+		for (i = 0; i < ifsta->assocresp_ies_len; i++) {
+			len += sprintf(buf + len, "%02x",
+				       ifsta->assocresp_ies[i]);
+		}
+	}
+
+	memset(&wrqu, 0, sizeof(wrqu));
+	wrqu.data.length = len;
+	wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
+
+	kfree(buf);
+}
+
+
+static void ieee80211_set_associated(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta, int assoc)
+{
+	union iwreq_data wrqu;
+
+	if (ifsta->associated == assoc)
+		return;
+
+	ifsta->associated = assoc;
+
+	if (assoc) {
+		struct ieee80211_sub_if_data *sdata;
+		sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+		if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+			return;
+		ifsta->prev_bssid_set = 1;
+		memcpy(ifsta->prev_bssid, sdata->u.sta.bssid, ETH_ALEN);
+		memcpy(wrqu.ap_addr.sa_data, sdata->u.sta.bssid, ETH_ALEN);
+		ieee80211_sta_send_associnfo(dev, ifsta);
+	} else {
+		memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
+	}
+	wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+	wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
+	ifsta->last_probe = jiffies;
+}
+
+
+static void ieee80211_sta_tx(struct net_device *dev, struct sk_buff *skb,
+			     int encrypt, int probe_resp)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_tx_packet_data *pkt_data;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	skb->dev = sdata->master;
+	skb->mac.raw = skb->nh.raw = skb->h.raw = skb->data;
+
+	pkt_data = (struct ieee80211_tx_packet_data *) skb->cb;
+	memset(pkt_data, 0, sizeof(struct ieee80211_tx_packet_data));
+	pkt_data->sdata = sdata;
+	pkt_data->do_not_encrypt = !encrypt;
+	if (probe_resp)
+		pkt_data->pkt_probe_resp = 1;
+
+	dev_queue_xmit(skb);
+}
+
+
+static void ieee80211_send_auth(struct net_device *dev,
+				struct ieee80211_if_sta *ifsta,
+				int transaction, u8 *extra, size_t extra_len,
+				int encrypt)
+{
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+
+	skb = dev_alloc_skb(sizeof(*mgmt) + 6 + extra_len);
+	if (skb == NULL) {
+		printk(KERN_DEBUG "%s: failed to allocate buffer for auth "
+		       "frame\n", dev->name);
+		return;
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
+	memset(mgmt, 0, 24 + 6);
+	mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					   WLAN_FC_STYPE_AUTH);
+	if (encrypt)
+		mgmt->frame_control |= cpu_to_le16(WLAN_FC_ISWEP);
+	memcpy(mgmt->da, ifsta->bssid, ETH_ALEN);
+	memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+	memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+	mgmt->u.auth.auth_alg = cpu_to_le16(ifsta->auth_alg);
+	mgmt->u.auth.auth_transaction = cpu_to_le16(transaction);
+	ifsta->auth_transaction = transaction + 1;
+	mgmt->u.auth.status_code = cpu_to_le16(0);
+	if (extra)
+		memcpy(skb_put(skb, extra_len), extra, extra_len);
+
+	ieee80211_sta_tx(dev, skb, encrypt, 0);
+}
+
+
+static void ieee80211_authenticate(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta)
+{
+	ifsta->auth_tries++;
+	if (ifsta->auth_tries > IEEE80211_AUTH_MAX_TRIES) {
+		printk(KERN_DEBUG "%s: authentication with AP " MACSTR
+		       " timed out\n",
+		       dev->name, MAC2STR(ifsta->bssid));
+		return;
+	}
+
+	ifsta->state = IEEE80211_AUTHENTICATE;
+	printk(KERN_DEBUG "%s: authenticate with AP " MACSTR "\n",
+	       dev->name, MAC2STR(ifsta->bssid));
+
+	ieee80211_send_auth(dev, ifsta, 1, NULL, 0, 0);
+
+	mod_timer(&ifsta->timer, jiffies + IEEE80211_AUTH_TIMEOUT);
+}
+
+
+static void ieee80211_send_assoc(struct net_device *dev,
+				 struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+	u8 *pos, *ies;
+	int i, len;
+	u16 capab;
+	struct ieee80211_sta_bss *bss;
+	int wmm = 0;
+
+	skb = dev_alloc_skb(sizeof(*mgmt) + 200 + ifsta->extra_ie_len +
+			    ifsta->ssid_len);
+	if (skb == NULL) {
+		printk(KERN_DEBUG "%s: failed to allocate buffer for assoc "
+		       "frame\n", dev->name);
+		return;
+	}
+
+	capab = ifsta->capab;
+	if (local->conf.phymode == MODE_IEEE80211G) {
+		capab |= WLAN_CAPABILITY_SHORT_SLOT_TIME |
+			WLAN_CAPABILITY_SHORT_PREAMBLE;
+	}
+	bss = ieee80211_rx_bss_get(dev, ifsta->bssid);
+	if (bss) {
+		if (bss->capability & WLAN_CAPABILITY_PRIVACY)
+			capab |= WLAN_CAPABILITY_PRIVACY;
+		if (bss->wmm_ie) {
+			wmm = 1;
+		}
+		ieee80211_rx_bss_put(dev, bss);
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
+	memset(mgmt, 0, 24);
+	memcpy(mgmt->da, ifsta->bssid, ETH_ALEN);
+	memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+	memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+
+	if (ifsta->prev_bssid_set) {
+		skb_put(skb, 10);
+		mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+						   WLAN_FC_STYPE_REASSOC_REQ);
+		mgmt->u.reassoc_req.capab_info = cpu_to_le16(capab);
+		mgmt->u.reassoc_req.listen_interval = cpu_to_le16(1);
+		memcpy(mgmt->u.reassoc_req.current_ap, ifsta->prev_bssid,
+		       ETH_ALEN);
+	} else {
+		skb_put(skb, 4);
+		mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+						   WLAN_FC_STYPE_ASSOC_REQ);
+		mgmt->u.assoc_req.capab_info = cpu_to_le16(capab);
+		mgmt->u.assoc_req.listen_interval = cpu_to_le16(1);
+	}
+
+	/* SSID */
+	ies = pos = skb_put(skb, 2 + ifsta->ssid_len);
+	*pos++ = WLAN_EID_SSID;
+	*pos++ = ifsta->ssid_len;
+	memcpy(pos, ifsta->ssid, ifsta->ssid_len);
+
+	len = local->num_curr_rates;
+	if (len > 8)
+		len = 8;
+	pos = skb_put(skb, len + 2);
+	*pos++ = WLAN_EID_SUPP_RATES;
+	*pos++ = len;
+	for (i = 0; i < len; i++) {
+		int rate = local->curr_rates[i].rate;
+		if (local->conf.phymode == MODE_ATHEROS_TURBO)
+			rate /= 2;
+		*pos++ = (u8) (rate / 5);
+	}
+
+	if (local->num_curr_rates > len) {
+		pos = skb_put(skb, local->num_curr_rates - len + 2);
+		*pos++ = WLAN_EID_EXT_SUPP_RATES;
+		*pos++ = local->num_curr_rates - len;
+		for (i = len; i < local->num_curr_rates; i++) {
+			int rate = local->curr_rates[i].rate;
+			if (local->conf.phymode == MODE_ATHEROS_TURBO)
+				rate /= 2;
+			*pos++ = (u8) (rate / 5);
+		}
+	}
+
+	if (ifsta->extra_ie) {
+		pos = skb_put(skb, ifsta->extra_ie_len);
+		memcpy(pos, ifsta->extra_ie, ifsta->extra_ie_len);
+	}
+
+	if (wmm && ifsta->wmm_enabled) {
+		pos = skb_put(skb, 9);
+		*pos++ = WLAN_EID_VENDOR_SPECIFIC;
+		*pos++ = 7; /* len */
+		*pos++ = 0x00; /* Microsoft OUI 00:50:F2 */
+		*pos++ = 0x50;
+		*pos++ = 0xf2;
+		*pos++ = 2; /* WME */
+		*pos++ = 0; /* WME info */
+		*pos++ = 1; /* WME ver */
+		*pos++ = 0;
+	}
+
+	kfree(ifsta->assocreq_ies);
+	ifsta->assocreq_ies_len = (skb->data + skb->len) - ies;
+	ifsta->assocreq_ies = kmalloc(ifsta->assocreq_ies_len, GFP_ATOMIC);
+	if (ifsta->assocreq_ies)
+		memcpy(ifsta->assocreq_ies, ies, ifsta->assocreq_ies_len);
+
+	ieee80211_sta_tx(dev, skb, 0, 0);
+}
+
+
+static void ieee80211_send_deauth(struct net_device *dev,
+				  struct ieee80211_if_sta *ifsta, u16 reason)
+{
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+
+	skb = dev_alloc_skb(sizeof(*mgmt));
+	if (skb == NULL) {
+		printk(KERN_DEBUG "%s: failed to allocate buffer for deauth "
+		       "frame\n", dev->name);
+		return;
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
+	memset(mgmt, 0, 24);
+	memcpy(mgmt->da, ifsta->bssid, ETH_ALEN);
+	memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+	memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+	mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					   WLAN_FC_STYPE_DEAUTH);
+	skb_put(skb, 2);
+	mgmt->u.deauth.reason_code = cpu_to_le16(reason);
+
+	ieee80211_sta_tx(dev, skb, 0, 0);
+}
+
+
+static void ieee80211_send_disassoc(struct net_device *dev,
+				    struct ieee80211_if_sta *ifsta, u16 reason)
+{
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+
+	skb = dev_alloc_skb(sizeof(*mgmt));
+	if (skb == NULL) {
+		printk(KERN_DEBUG "%s: failed to allocate buffer for disassoc "
+		       "frame\n", dev->name);
+		return;
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
+	memset(mgmt, 0, 24);
+	memcpy(mgmt->da, ifsta->bssid, ETH_ALEN);
+	memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+	memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+	mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					   WLAN_FC_STYPE_DISASSOC);
+	skb_put(skb, 2);
+	mgmt->u.disassoc.reason_code = cpu_to_le16(reason);
+
+	ieee80211_sta_tx(dev, skb, 0, 0);
+}
+
+
+static int ieee80211_privacy_mismatch(struct net_device *dev,
+				      struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_sta_bss *bss;
+	int res = 0;
+
+	if (ifsta == NULL || ifsta->mixed_cell ||
+	    ifsta->key_mgmt != IEEE80211_KEY_MGMT_NONE)
+		return 0;
+
+	bss = ieee80211_rx_bss_get(dev, ifsta->bssid);
+	if (bss == NULL)
+		return 0;
+
+	if (ieee80211_sta_wep_configured(dev) !=
+	    !!(bss->capability & WLAN_CAPABILITY_PRIVACY))
+		res = 1;
+
+	ieee80211_rx_bss_put(dev, bss);
+
+	return res;
+}
+
+
+static void ieee80211_associate(struct net_device *dev,
+				struct ieee80211_if_sta *ifsta)
+{
+	ifsta->assoc_tries++;
+	if (ifsta->assoc_tries > IEEE80211_ASSOC_MAX_TRIES) {
+		printk(KERN_DEBUG "%s: association with AP " MACSTR
+		       " timed out\n",
+		       dev->name, MAC2STR(ifsta->bssid));
+		return;
+	}
+
+	ifsta->state = IEEE80211_ASSOCIATE;
+	printk(KERN_DEBUG "%s: associate with AP " MACSTR "\n",
+	       dev->name, MAC2STR(ifsta->bssid));
+	if (ieee80211_privacy_mismatch(dev, ifsta)) {
+		printk(KERN_DEBUG "%s: mismatch in privacy configuration and "
+		       "mixed-cell disabled - abort association\n", dev->name);
+		return;
+	}
+
+	ieee80211_send_assoc(dev, ifsta);
+
+	mod_timer(&ifsta->timer, jiffies + IEEE80211_ASSOC_TIMEOUT);
+}
+
+
+static void ieee80211_associated(struct net_device *dev,
+				 struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+	int disassoc;
+
+	/* TODO: start monitoring current AP signal quality and number of
+	 * missed beacons. Scan other channels every now and then and search
+	 * for better APs. */
+	/* TODO: remove expired BSSes */
+
+	ifsta->state = IEEE80211_ASSOCIATED;
+
+	sta = sta_info_get(local, ifsta->bssid);
+	if (sta == NULL) {
+		printk(KERN_DEBUG "%s: No STA entry for own AP " MACSTR "\n",
+		       dev->name, MAC2STR(ifsta->bssid));
+		disassoc = 1;
+	} else {
+		disassoc = 0;
+		if (time_after(jiffies,
+			       sta->last_rx + IEEE80211_MONITORING_INTERVAL)) {
+			if (ifsta->probereq_poll) {
+				printk(KERN_DEBUG "%s: No ProbeResp from "
+				       "current AP " MACSTR " - assume out of "
+				       "range\n",
+				       dev->name, MAC2STR(ifsta->bssid));
+				disassoc = 1;
+			} else {
+				ieee80211_send_probe_req(dev, ifsta->bssid,
+							 local->scan_ssid,
+							 local->scan_ssid_len);
+				ifsta->probereq_poll = 1;
+			}
+		} else {
+			ifsta->probereq_poll = 0;
+			if (time_after(jiffies, ifsta->last_probe +
+				       IEEE80211_PROBE_INTERVAL)) {
+				ifsta->last_probe = jiffies;
+				ieee80211_send_probe_req(dev, ifsta->bssid,
+							 ifsta->ssid,
+							 ifsta->ssid_len);
+			}
+		}
+		sta_info_release(local, sta);
+	}
+	if (disassoc) {
+		union iwreq_data wrqu;
+		memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
+		wrqu.ap_addr.sa_family = ARPHRD_ETHER;
+		wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
+		mod_timer(&ifsta->timer,
+			  jiffies + IEEE80211_MONITORING_INTERVAL + 30 * HZ);
+	} else {
+		mod_timer(&ifsta->timer,
+			  jiffies + IEEE80211_MONITORING_INTERVAL);
+	}
+}
+
+
+static void ieee80211_send_probe_req(struct net_device *dev, u8 *dst,
+				     u8 *ssid, size_t ssid_len)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+	u8 *pos, *supp_rates, *esupp_rates = NULL;
+	int i;
+
+	skb = dev_alloc_skb(sizeof(*mgmt) + 200);
+	if (skb == NULL) {
+		printk(KERN_DEBUG "%s: failed to allocate buffer for probe "
+		       "request\n", dev->name);
+		return;
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
+	memset(mgmt, 0, 24);
+	mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					   WLAN_FC_STYPE_PROBE_REQ);
+	memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+	if (dst) {
+		memcpy(mgmt->da, dst, ETH_ALEN);
+		memcpy(mgmt->bssid, dst, ETH_ALEN);
+	} else {
+		memset(mgmt->da, 0xff, ETH_ALEN);
+		memset(mgmt->bssid, 0xff, ETH_ALEN);
+	}
+	pos = skb_put(skb, 2 + ssid_len);
+	*pos++ = WLAN_EID_SSID;
+	*pos++ = ssid_len;
+	memcpy(pos, ssid, ssid_len);
+
+	supp_rates = skb_put(skb, 2);
+	supp_rates[0] = WLAN_EID_SUPP_RATES;
+	supp_rates[1] = 0;
+	for (i = 0; i < local->num_curr_rates; i++) {
+		struct ieee80211_rate *rate = &local->curr_rates[i];
+		if (!(rate->flags & IEEE80211_RATE_SUPPORTED))
+			continue;
+		if (esupp_rates) {
+			pos = skb_put(skb, 1);
+			esupp_rates[1]++;
+		} else if (supp_rates[1] == 8) {
+			esupp_rates = skb_put(skb, 3);
+			esupp_rates[0] = WLAN_EID_EXT_SUPP_RATES;
+			esupp_rates[1] = 1;
+			pos = &esupp_rates[2];
+		} else {
+			pos = skb_put(skb, 1);
+			supp_rates[1]++;
+		}
+		if (local->conf.phymode == MODE_ATHEROS_TURBO)
+			*pos = rate->rate / 10;
+		else
+			*pos = rate->rate / 5;
+	}
+
+	ieee80211_sta_tx(dev, skb, 0, 0);
+}
+
+
+static int ieee80211_sta_wep_configured(struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata == NULL || sdata->default_key == NULL ||
+	    sdata->default_key->alg != ALG_WEP)
+		return 0;
+	return 1;
+}
+
+
+static void ieee80211_auth_completed(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta)
+{
+	printk(KERN_DEBUG "%s: authenticated\n", dev->name);
+	ifsta->authenticated = 1;
+	ieee80211_associate(dev, ifsta);
+}
+
+
+static void ieee80211_auth_challenge(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta,
+				     struct ieee80211_mgmt *mgmt,
+				     size_t len,
+				     struct ieee80211_rx_status *rx_status)
+{
+	u8 *pos;
+	struct ieee802_11_elems elems;
+
+	printk(KERN_DEBUG "%s: replying to auth challenge\n", dev->name);
+	pos = mgmt->u.auth.variable;
+	if (ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems)
+	    == ParseFailed) {
+		printk(KERN_DEBUG "%s: failed to parse Auth(challenge)\n",
+		       dev->name);
+		return;
+	}
+	if (elems.challenge == NULL) {
+		printk(KERN_DEBUG "%s: no challenge IE in shared key auth "
+		       "frame\n", dev->name);
+		return;
+	}
+	ieee80211_send_auth(dev, ifsta, 3, elems.challenge - 2,
+			    elems.challenge_len + 2, 1);
+}
+
+
+static void ieee80211_rx_mgmt_auth(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta,
+				   struct ieee80211_mgmt *mgmt,
+				   size_t len,
+				   struct ieee80211_rx_status *rx_status)
+{
+	struct ieee80211_local *local = dev->priv;
+	u16 auth_alg, auth_transaction, status_code;
+
+	if (ifsta->state != IEEE80211_AUTHENTICATE &&
+	    local->conf.mode != IW_MODE_ADHOC) {
+		printk(KERN_DEBUG "%s: authentication frame received from "
+		       MACSTR ", but not in authenticate state - ignored\n",
+		       dev->name, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (len < 24 + 6) {
+		printk(KERN_DEBUG "%s: too short (%zd) authentication frame "
+		       "received from " MACSTR " - ignored\n",
+		       dev->name, len, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (local->conf.mode != IW_MODE_ADHOC &&
+	    memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
+		printk(KERN_DEBUG "%s: authentication frame received from "
+		       "unknown AP (SA=" MACSTR " BSSID=" MACSTR ") - "
+		       "ignored\n", dev->name, MAC2STR(mgmt->sa),
+		       MAC2STR(mgmt->bssid));
+		return;
+	}
+
+	if (local->conf.mode == IW_MODE_ADHOC &&
+	    memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) {
+		printk(KERN_DEBUG "%s: authentication frame received from "
+		       "unknown BSSID (SA=" MACSTR " BSSID=" MACSTR ") - "
+		       "ignored\n", dev->name, MAC2STR(mgmt->sa),
+		       MAC2STR(mgmt->bssid));
+		return;
+	}
+
+	auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
+	auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction);
+	status_code = le16_to_cpu(mgmt->u.auth.status_code);
+
+	printk(KERN_DEBUG "%s: RX authentication from " MACSTR " (alg=%d "
+	       "transaction=%d status=%d)\n",
+	       dev->name, MAC2STR(mgmt->sa), auth_alg,
+	       auth_transaction, status_code);
+
+	if (local->conf.mode == IW_MODE_ADHOC) {
+		/* IEEE 802.11 standard does not require authentication in IBSS
+		 * networks and most implementations do not seem to use it.
+		 * However, try to reply to authentication attempts if someone
+		 * has actually implemented this.
+		 * TODO: Could implement shared key authentication. */
+		if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1) {
+			printk(KERN_DEBUG "%s: unexpected IBSS authentication "
+			       "frame (alg=%d transaction=%d)\n",
+			       dev->name, auth_alg, auth_transaction);
+			return;
+		}
+		ieee80211_send_auth(dev, ifsta, 2, NULL, 0, 0);
+	}
+
+	if (auth_alg != ifsta->auth_alg ||
+	    auth_transaction != ifsta->auth_transaction) {
+		printk(KERN_DEBUG "%s: unexpected authentication frame "
+		       "(alg=%d transaction=%d)\n",
+		       dev->name, auth_alg, auth_transaction);
+		return;
+	}
+
+	if (status_code != WLAN_STATUS_SUCCESS) {
+		printk(KERN_DEBUG "%s: AP denied authentication (auth_alg=%d "
+		       "code=%d)\n", dev->name, ifsta->auth_alg, status_code);
+		if (status_code == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
+			const int num_algs = 3;
+			u8 algs[num_algs];
+			int i, pos;
+			algs[0] = algs[1] = algs[2] = 0xff;
+			if (ifsta->auth_algs & IEEE80211_AUTH_ALG_OPEN)
+				algs[0] = WLAN_AUTH_OPEN;
+			if (ifsta->auth_algs & IEEE80211_AUTH_ALG_SHARED_KEY)
+				algs[1] = WLAN_AUTH_SHARED_KEY;
+			if (ifsta->auth_algs & IEEE80211_AUTH_ALG_LEAP)
+				algs[2] = WLAN_AUTH_LEAP;
+			if (ifsta->auth_alg == WLAN_AUTH_OPEN)
+				pos = 0;
+			else if (ifsta->auth_alg == WLAN_AUTH_SHARED_KEY)
+				pos = 1;
+			else
+				pos = 2;
+			for (i = 0; i < num_algs; i++) {
+				pos++;
+				if (pos >= num_algs)
+					pos = 0;
+				if (algs[pos] == ifsta->auth_alg ||
+				    algs[pos] == 0xff)
+					continue;
+				if (algs[pos] == WLAN_AUTH_SHARED_KEY &&
+				    !ieee80211_sta_wep_configured(dev))
+					continue;
+				ifsta->auth_alg = algs[pos];
+				printk(KERN_DEBUG "%s: set auth_alg=%d for "
+				       "next try\n",
+				       dev->name, ifsta->auth_alg);
+				break;
+			}
+		}
+		return;
+	}
+
+	switch (ifsta->auth_alg) {
+	case WLAN_AUTH_OPEN:
+	case WLAN_AUTH_LEAP:
+		ieee80211_auth_completed(dev, ifsta);
+		break;
+	case WLAN_AUTH_SHARED_KEY:
+		if (ifsta->auth_transaction == 4)
+			ieee80211_auth_completed(dev, ifsta);
+		else
+			ieee80211_auth_challenge(dev, ifsta, mgmt, len,
+						 rx_status);
+		break;
+	}
+}
+
+
+static void ieee80211_rx_mgmt_deauth(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta,
+				     struct ieee80211_mgmt *mgmt,
+				     size_t len,
+				     struct ieee80211_rx_status *rx_status)
+{
+	u16 reason_code;
+
+	if (len < 24 + 2) {
+		printk(KERN_DEBUG "%s: too short (%zd) deauthentication frame "
+		       "received from " MACSTR " - ignored\n",
+		       dev->name, len, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
+		printk(KERN_DEBUG "%s: deauthentication frame received from "
+		       "unknown AP (SA=" MACSTR " BSSID=" MACSTR ") - "
+		       "ignored\n", dev->name, MAC2STR(mgmt->sa),
+		       MAC2STR(mgmt->bssid));
+		return;
+	}
+
+	reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
+
+	printk(KERN_DEBUG "%s: RX deauthentication from " MACSTR
+	       " (reason=%d)\n",
+	       dev->name, MAC2STR(mgmt->sa), reason_code);
+
+	if (ifsta->authenticated) {
+		printk(KERN_DEBUG "%s: deauthenticated\n", dev->name);
+	}
+
+	if (ifsta->state == IEEE80211_AUTHENTICATE ||
+	    ifsta->state == IEEE80211_ASSOCIATE ||
+	    ifsta->state == IEEE80211_ASSOCIATED) {
+		ifsta->state = IEEE80211_AUTHENTICATE;
+		mod_timer(&ifsta->timer,
+			  jiffies + IEEE80211_RETRY_AUTH_INTERVAL);
+	}
+
+	ieee80211_set_associated(dev, ifsta, 0);
+	ifsta->authenticated = 0;
+}
+
+
+static void ieee80211_rx_mgmt_disassoc(struct net_device *dev,
+				       struct ieee80211_if_sta *ifsta,
+				       struct ieee80211_mgmt *mgmt,
+				       size_t len,
+				       struct ieee80211_rx_status *rx_status)
+{
+	u16 reason_code;
+
+	if (len < 24 + 2) {
+		printk(KERN_DEBUG "%s: too short (%zd) disassociation frame "
+		       "received from " MACSTR " - ignored\n",
+		       dev->name, len, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
+		printk(KERN_DEBUG "%s: disassociation frame received from "
+		       "unknown AP (SA=" MACSTR " BSSID=" MACSTR ") - "
+		       "ignored\n", dev->name, MAC2STR(mgmt->sa),
+		       MAC2STR(mgmt->bssid));
+		return;
+	}
+
+	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
+
+	printk(KERN_DEBUG "%s: RX disassociation from " MACSTR
+	       " (reason=%d)\n",
+	       dev->name, MAC2STR(mgmt->sa), reason_code);
+
+	if (ifsta->associated)
+		printk(KERN_DEBUG "%s: disassociated\n", dev->name);
+
+	if (ifsta->state == IEEE80211_ASSOCIATED) {
+		ifsta->state = IEEE80211_ASSOCIATE;
+		mod_timer(&ifsta->timer,
+			  jiffies + IEEE80211_RETRY_AUTH_INTERVAL);
+	}
+
+	ieee80211_set_associated(dev, ifsta, 0);
+}
+
+
+static void ieee80211_rx_mgmt_assoc_resp(struct net_device *dev,
+					 struct ieee80211_if_sta *ifsta,
+					 struct ieee80211_mgmt *mgmt,
+					 size_t len,
+					 struct ieee80211_rx_status *rx_status,
+					 int reassoc)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct sta_info *sta;
+	u32 rates;
+	u16 capab_info, status_code, aid;
+	struct ieee802_11_elems elems;
+	u8 *pos;
+	int i, j;
+
+	/* AssocResp and ReassocResp have identical structure, so process both
+	 * of them in this function. */
+
+	if (ifsta->state != IEEE80211_ASSOCIATE) {
+		printk(KERN_DEBUG "%s: association frame received from "
+		       MACSTR ", but not in associate state - ignored\n",
+		       dev->name, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (len < 24 + 6) {
+		printk(KERN_DEBUG "%s: too short (%zd) association frame "
+		       "received from " MACSTR " - ignored\n",
+		       dev->name, len, MAC2STR(mgmt->sa));
+		return;
+	}
+
+	if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
+		printk(KERN_DEBUG "%s: association frame received from "
+		       "unknown AP (SA=" MACSTR " BSSID=" MACSTR ") - "
+		       "ignored\n", dev->name, MAC2STR(mgmt->sa),
+		       MAC2STR(mgmt->bssid));
+		return;
+	}
+
+	capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info);
+	status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code);
+	aid = le16_to_cpu(mgmt->u.assoc_resp.aid);
+	if ((aid & (BIT(15) | BIT(14))) != (BIT(15) | BIT(14)))
+		printk(KERN_DEBUG "%s: invalid aid value %d; bits 15:14 not "
+		       "set\n", dev->name, aid);
+	aid &= ~(BIT(15) | BIT(14));
+
+	printk(KERN_DEBUG "%s: RX %sssocResp from " MACSTR " (capab=0x%x "
+	       "status=%d aid=%d)\n",
+	       dev->name, reassoc ? "Rea" : "A", MAC2STR(mgmt->sa),
+	       capab_info, status_code, aid);
+
+	if (status_code != WLAN_STATUS_SUCCESS) {
+		printk(KERN_DEBUG "%s: AP denied association (code=%d)\n",
+		       dev->name, status_code);
+		return;
+	}
+
+	pos = mgmt->u.assoc_resp.variable;
+	if (ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems)
+	    == ParseFailed) {
+		printk(KERN_DEBUG "%s: failed to parse AssocResp\n",
+		       dev->name);
+		return;
+	}
+
+	if (elems.supp_rates == NULL) {
+		printk(KERN_DEBUG "%s: no SuppRates element in AssocResp\n",
+		       dev->name);
+		return;
+	}
+
+	printk(KERN_DEBUG "%s: associated\n", dev->name);
+	ifsta->aid = aid;
+	ifsta->ap_capab = capab_info;
+
+	kfree(ifsta->assocresp_ies);
+	ifsta->assocresp_ies_len = len - (pos - (u8 *) mgmt);
+	ifsta->assocresp_ies = kmalloc(ifsta->assocresp_ies_len, GFP_ATOMIC);
+	if (ifsta->assocresp_ies)
+		memcpy(ifsta->assocresp_ies, pos, ifsta->assocresp_ies_len);
+
+	ieee80211_set_associated(dev, ifsta, 1);
+
+	/* Add STA entry for the AP */
+	sta = sta_info_get(local, ifsta->bssid);
+	if (sta == NULL) {
+		sta = sta_info_add(local, dev, ifsta->bssid);
+		if (sta == NULL) {
+			printk(KERN_DEBUG "%s: failed to add STA entry for the"
+			       " AP\n", dev->name);
+			return;
+		}
+	}
+
+	sta->dev = dev;
+	sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
+	sta->assoc_ap = 1;
+
+	rates = 0;
+	for (i = 0; i < elems.supp_rates_len; i++) {
+		int rate = (elems.supp_rates[i] & 0x7f) * 5;
+		if (local->conf.phymode == MODE_ATHEROS_TURBO)
+			rate *= 2;
+		for (j = 0; j < local->num_curr_rates; j++)
+			if (local->curr_rates[j].rate == rate)
+				rates |= BIT(j);
+	}
+	for (i = 0; i < elems.ext_supp_rates_len; i++) {
+		int rate = (elems.ext_supp_rates[i] & 0x7f) * 5;
+		if (local->conf.phymode == MODE_ATHEROS_TURBO)
+			rate *= 2;
+		for (j = 0; j < local->num_curr_rates; j++)
+			if (local->curr_rates[j].rate == rate)
+				rates |= BIT(j);
+	}
+	sta->supp_rates = rates;
+
+	rate_control_rate_init(local, sta);
+
+	if (elems.wmm_param && ifsta->wmm_enabled) {
+		sta->flags |= WLAN_STA_WME;
+		ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
+					 elems.wmm_param_len);
+	}
+
+
+	sta_info_release(local, sta);
+
+	ieee80211_associated(dev, ifsta);
+}
+
+
+/* Caller must hold local->sta_bss_lock */
+static void __ieee80211_rx_bss_hash_add(struct net_device *dev,
+					struct ieee80211_sta_bss *bss)
+{
+	struct ieee80211_local *local = dev->priv;
+	bss->hnext = local->sta_bss_hash[STA_HASH(bss->bssid)];
+	local->sta_bss_hash[STA_HASH(bss->bssid)] = bss;
+}
+
+
+/* Caller must hold local->sta_bss_lock */
+static void __ieee80211_rx_bss_hash_del(struct net_device *dev,
+					struct ieee80211_sta_bss *bss)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *b, *prev = NULL;
+	b = local->sta_bss_hash[STA_HASH(bss->bssid)];
+	while (b) {
+		if (b == bss) {
+			if (prev == NULL) {
+				local->sta_bss_hash[STA_HASH(bss->bssid)] =
+					bss->hnext;
+			} else {
+				prev->hnext = bss->hnext;
+			}
+			break;
+		}
+		prev = b;
+		b = b->hnext;
+	}
+}
+
+
+static struct ieee80211_sta_bss *
+ieee80211_rx_bss_add(struct net_device *dev, u8 *bssid)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *bss;
+
+	bss = kmalloc(sizeof(*bss), GFP_ATOMIC);
+	if (bss == NULL)
+		return NULL;
+	memset(bss, 0, sizeof(*bss));
+	atomic_inc(&bss->users);
+	atomic_inc(&bss->users);
+	memcpy(bss->bssid, bssid, ETH_ALEN);
+
+	spin_lock_bh(&local->sta_bss_lock);
+	/* TODO: order by RSSI? */
+	list_add_tail(&bss->list, &local->sta_bss_list);
+	__ieee80211_rx_bss_hash_add(dev, bss);
+	spin_unlock_bh(&local->sta_bss_lock);
+	return bss;
+}
+
+
+static struct ieee80211_sta_bss *
+ieee80211_rx_bss_get(struct net_device *dev, u8 *bssid)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *bss;
+
+	spin_lock_bh(&local->sta_bss_lock);
+	bss = local->sta_bss_hash[STA_HASH(bssid)];
+	while (bss) {
+		if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) {
+			atomic_inc(&bss->users);
+			break;
+		}
+		bss = bss->hnext;
+	}
+	spin_unlock_bh(&local->sta_bss_lock);
+	return bss;
+}
+
+
+static void ieee80211_rx_bss_free(struct ieee80211_sta_bss *bss)
+{
+	kfree(bss->wpa_ie);
+	kfree(bss->rsn_ie);
+	kfree(bss->wmm_ie);
+	kfree(bss);
+}
+
+
+static void ieee80211_rx_bss_put(struct net_device *dev,
+				 struct ieee80211_sta_bss *bss)
+{
+	struct ieee80211_local *local = dev->priv;
+	if (!atomic_dec_and_test(&bss->users))
+		return;
+
+	spin_lock_bh(&local->sta_bss_lock);
+	__ieee80211_rx_bss_hash_del(dev, bss);
+	list_del(&bss->list);
+	spin_unlock_bh(&local->sta_bss_lock);
+	ieee80211_rx_bss_free(bss);
+}
+
+
+void ieee80211_rx_bss_list_init(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	spin_lock_init(&local->sta_bss_lock);
+	INIT_LIST_HEAD(&local->sta_bss_list);
+}
+
+
+void ieee80211_rx_bss_list_deinit(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *bss;
+	struct list_head *ptr;
+
+	for (;;) {
+		ptr = local->sta_bss_list.next;
+		if (!ptr || ptr == &local->sta_bss_list)
+			break;
+		bss = list_entry(ptr, struct ieee80211_sta_bss, list);
+		ieee80211_rx_bss_put(dev, bss);
+	}
+}
+
+
+static void ieee80211_rx_bss_info(struct net_device *dev,
+				  struct ieee80211_mgmt *mgmt,
+				  size_t len,
+				  struct ieee80211_rx_status *rx_status,
+				  int beacon)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee802_11_elems elems;
+	size_t baselen;
+	int channel, invalid = 0, clen;
+	struct ieee80211_sta_bss *bss;
+	struct sta_info *sta;
+	struct ieee80211_sub_if_data *sdata;
+	u64 timestamp;
+	u8 *pos;
+
+	if (!beacon && memcmp(mgmt->da, dev->dev_addr, ETH_ALEN))
+		return; /* ignore ProbeResp to foreign address */
+
+#if 0
+	printk(KERN_DEBUG "%s: RX %s from " MACSTR " to " MACSTR "\n",
+	       dev->name, beacon ? "Beacon" : "Probe Response",
+	       MAC2STR(mgmt->sa), MAC2STR(mgmt->da));
+#endif
+
+	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
+	if (baselen > len)
+		return;
+
+	pos = mgmt->u.beacon.timestamp;
+	timestamp = ((u64) pos[7] << 56) | ((u64) pos[6] << 48) |
+		((u64) pos[5] << 40) | ((u64) pos[4] << 32) |
+		((u64) pos[3] << 24) | ((u64) pos[2] << 16) |
+		((u64) pos[1] << 8) | ((u64) pos[0]);
+
+	if (local->conf.mode == IW_MODE_ADHOC && beacon &&
+	    memcmp(mgmt->bssid, local->bssid, ETH_ALEN) == 0) {
+#ifdef IEEE80211_IBSS_DEBUG
+		static unsigned long last_tsf_debug = 0;
+		u64 tsf;
+		if (local->hw->get_tsf)
+			tsf = local->hw->get_tsf(local->mdev);
+		else
+			tsf = -1LLU;
+		if (time_after(jiffies, last_tsf_debug + 5 * HZ)) {
+			printk(KERN_DEBUG "RX beacon SA=" MACSTR " BSSID="
+			       MACSTR " TSF=0x%llx BCN=0x%llx diff=%lld "
+			       "@%ld\n",
+			       MAC2STR(mgmt->sa), MAC2STR(mgmt->bssid),
+			       tsf, timestamp, tsf - timestamp, jiffies);
+			last_tsf_debug = jiffies;
+		}
+#endif /* IEEE80211_IBSS_DEBUG */
+	}
+
+	if (ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen,
+				   &elems) == ParseFailed)
+		invalid = 1;
+
+	if (local->conf.mode == IW_MODE_ADHOC && elems.supp_rates &&
+	    memcmp(mgmt->bssid, local->bssid, ETH_ALEN) == 0 &&
+	    (sta = sta_info_get(local, mgmt->sa)) &&
+	    (sdata = IEEE80211_DEV_TO_SUB_IF(dev)) &&
+	    sdata->type == IEEE80211_SUB_IF_TYPE_STA) {
+		struct ieee80211_rate *rates;
+		size_t num_rates;
+		u32 supp_rates, prev_rates;
+		int i, j, oper_mode;
+
+		rates = local->curr_rates;
+		num_rates = local->num_curr_rates;
+		oper_mode = local->sta_scanning ? local->scan_oper_phymode :
+			local->conf.phymode;
+		for (i = 0; i < local->hw->num_modes; i++) {
+			struct ieee80211_hw_modes *mode = &local->hw->modes[i];
+			if (oper_mode == mode->mode) {
+				rates = mode->rates;
+				num_rates = mode->num_rates;
+				break;
+			}
+		}
+
+		supp_rates = 0;
+		for (i = 0; i < elems.supp_rates_len +
+			     elems.ext_supp_rates_len; i++) {
+			u8 rate = 0;
+			int own_rate;
+			if (i < elems.supp_rates_len)
+				rate = elems.supp_rates[i];
+			else if (elems.ext_supp_rates)
+				rate = elems.ext_supp_rates
+					[i - elems.supp_rates_len];
+			own_rate = 5 * (rate & 0x7f);
+			if (oper_mode == MODE_ATHEROS_TURBO)
+				own_rate *= 2;
+			for (j = 0; j < num_rates; j++)
+				if (rates[j].rate == own_rate)
+					supp_rates |= BIT(j);
+		}
+
+		prev_rates = sta->supp_rates;
+		sta->supp_rates &= supp_rates;
+		if (sta->supp_rates == 0) {
+			/* No matching rates - this should not really happen.
+			 * Make sure that at least one rate is marked
+			 * supported to avoid issues with TX rate ctrl. */
+			sta->supp_rates = sdata->u.sta.supp_rates_bits;
+		}
+		if (sta->supp_rates != prev_rates) {
+			printk(KERN_DEBUG "%s: updated supp_rates set for "
+			       MACSTR " based on beacon info (0x%x & 0x%x -> "
+			       "0x%x)\n",
+			       dev->name, MAC2STR(sta->addr), prev_rates,
+			       supp_rates, sta->supp_rates);
+		}
+		sta_info_release(local, sta);
+	}
+
+	if (elems.ssid == NULL)
+		return;
+
+	if (elems.ds_params && elems.ds_params_len == 1)
+		channel = elems.ds_params[0];
+	else
+		channel = rx_status->channel;
+
+	bss = ieee80211_rx_bss_get(dev, mgmt->bssid);
+	if (bss == NULL) {
+		bss = ieee80211_rx_bss_add(dev, mgmt->bssid);
+		if (bss == NULL)
+			return;
+	} else {
+#if 0
+		/* TODO: order by RSSI? */
+		spin_lock_bh(&local->sta_bss_lock);
+		list_move_tail(&bss->list, &local->sta_bss_list);
+		spin_unlock_bh(&local->sta_bss_lock);
+#endif
+	}
+
+	if (bss->probe_resp && beacon) {
+		/* Do not allow beacon to override data from Probe Response. */
+		ieee80211_rx_bss_put(dev, bss);
+		return;
+	}
+
+	bss->beacon_int = le16_to_cpu(mgmt->u.beacon.beacon_int);
+	bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info);
+	if (elems.ssid && elems.ssid_len <= IEEE80211_MAX_SSID_LEN) {
+		memcpy(bss->ssid, elems.ssid, elems.ssid_len);
+		bss->ssid_len = elems.ssid_len;
+	}
+
+	bss->supp_rates_len = 0;
+	if (elems.supp_rates) {
+		clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
+		if (clen > elems.supp_rates_len)
+			clen = elems.supp_rates_len;
+		memcpy(&bss->supp_rates[bss->supp_rates_len], elems.supp_rates,
+		       clen);
+		bss->supp_rates_len += clen;
+	}
+	if (elems.ext_supp_rates) {
+		clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
+		if (clen > elems.ext_supp_rates_len)
+			clen = elems.ext_supp_rates_len;
+		memcpy(&bss->supp_rates[bss->supp_rates_len],
+		       elems.ext_supp_rates, clen);
+		bss->supp_rates_len += clen;
+	}
+
+	if (elems.wpa &&
+	    (bss->wpa_ie == NULL || bss->wpa_ie_len != elems.wpa_len ||
+	     memcmp(bss->wpa_ie, elems.wpa, elems.wpa_len))) {
+		kfree(bss->wpa_ie);
+		bss->wpa_ie = kmalloc(elems.wpa_len + 2, GFP_ATOMIC);
+		if (bss->wpa_ie) {
+			memcpy(bss->wpa_ie, elems.wpa - 2, elems.wpa_len + 2);
+			bss->wpa_ie_len = elems.wpa_len + 2;
+		} else
+			bss->wpa_ie_len = 0;
+	} else if (!elems.wpa && bss->wpa_ie) {
+		kfree(bss->wpa_ie);
+		bss->wpa_ie = NULL;
+		bss->wpa_ie_len = 0;
+	}
+
+	if (elems.rsn &&
+	    (bss->rsn_ie == NULL || bss->rsn_ie_len != elems.rsn_len ||
+	     memcmp(bss->rsn_ie, elems.rsn, elems.rsn_len))) {
+		kfree(bss->rsn_ie);
+		bss->rsn_ie = kmalloc(elems.rsn_len + 2, GFP_ATOMIC);
+		if (bss->rsn_ie) {
+			memcpy(bss->rsn_ie, elems.rsn - 2, elems.rsn_len + 2);
+			bss->rsn_ie_len = elems.rsn_len + 2;
+		} else
+			bss->rsn_ie_len = 0;
+	} else if (!elems.rsn && bss->rsn_ie) {
+		kfree(bss->rsn_ie);
+		bss->rsn_ie = NULL;
+		bss->rsn_ie_len = 0;
+	}
+
+	if (elems.wmm_param &&
+	    (bss->wmm_ie == NULL || bss->wmm_ie_len != elems.wmm_param_len ||
+	     memcmp(bss->wmm_ie, elems.wmm_param, elems.wmm_param_len))) {
+		kfree(bss->wmm_ie);
+		bss->wmm_ie = kmalloc(elems.wmm_param_len + 2, GFP_ATOMIC);
+		if (bss->wmm_ie) {
+			memcpy(bss->wmm_ie, elems.wmm_param - 2,
+			       elems.wmm_param_len + 2);
+			bss->wmm_ie_len = elems.wmm_param_len + 2;
+		} else
+			bss->wmm_ie_len = 0;
+	} else if (!elems.wmm_param && bss->wmm_ie) {
+		kfree(bss->wmm_ie);
+		bss->wmm_ie = NULL;
+		bss->wmm_ie_len = 0;
+	}
+
+
+	bss->hw_mode = local->conf.phymode;
+	bss->channel = channel;
+	bss->freq = local->conf.freq;
+	if (channel != local->conf.channel &&
+	    (local->conf.phymode == MODE_IEEE80211G ||
+	     local->conf.phymode == MODE_IEEE80211B) &&
+	    channel >= 1 && channel <= 14) {
+		static const int freq_list[] = {
+			2412, 2417, 2422, 2427, 2432, 2437, 2442,
+			2447, 2452, 2457, 2462, 2467, 2472, 2484
+		};
+		/* IEEE 802.11g/b mode can receive packets from neighboring
+		 * channels, so map the channel into frequency. */
+		bss->freq = freq_list[channel - 1];
+	}
+	bss->timestamp = timestamp;
+	bss->last_update = jiffies;
+	bss->rssi = rx_status->ssi;
+	if (!beacon)
+		bss->probe_resp++;
+	ieee80211_rx_bss_put(dev, bss);
+}
+
+
+static void ieee80211_rx_mgmt_probe_resp(struct net_device *dev,
+					 struct ieee80211_mgmt *mgmt,
+					 size_t len,
+					 struct ieee80211_rx_status *rx_status)
+{
+	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 0);
+}
+
+
+static void ieee80211_rx_mgmt_beacon(struct net_device *dev,
+				     struct ieee80211_mgmt *mgmt,
+				     size_t len,
+				     struct ieee80211_rx_status *rx_status)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+	int use_protection;
+	size_t baselen;
+	struct ieee802_11_elems elems;
+
+	ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 1);
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return;
+	ifsta = &sdata->u.sta;
+
+	if (!ifsta->associated ||
+	    memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0)
+		return;
+
+	/* Process beacon from the current BSS */
+	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
+	if (baselen > len)
+		return;
+
+	if (ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen,
+				   &elems) == ParseFailed)
+		return;
+
+	use_protection = 0;
+	if (elems.erp_info && elems.erp_info_len >= 1) {
+		use_protection =
+			(elems.erp_info[0] & ERP_INFO_USE_PROTECTION) != 0;
+	}
+
+	if (use_protection != !!ifsta->use_protection) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s: CTS protection %s (BSSID="
+			       MACSTR ")\n",
+			       dev->name,
+			       use_protection ? "enabled" : "disabled",
+			       MAC2STR(ifsta->bssid));
+		}
+		ifsta->use_protection = use_protection ? 1 : 0;
+		local->cts_protect_erp_frames = use_protection;
+	}
+
+	if (elems.wmm_param && ifsta->wmm_enabled) {
+		ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
+					 elems.wmm_param_len);
+	}
+}
+
+
+static void ieee80211_rx_mgmt_probe_req(struct net_device *dev,
+					struct ieee80211_if_sta *ifsta,
+					struct ieee80211_mgmt *mgmt,
+					size_t len,
+					struct ieee80211_rx_status *rx_status)
+{
+	struct ieee80211_local *local = dev->priv;
+	int tx_last_beacon;
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *resp;
+	u8 *pos, *end;
+
+	if (local->conf.mode != IW_MODE_ADHOC ||
+	    ifsta->state != IEEE80211_IBSS_JOINED ||
+	    len < 24 + 2 || ifsta->probe_resp == NULL)
+		return;
+
+	if (local->hw->tx_last_beacon)
+		tx_last_beacon = local->hw->tx_last_beacon(local->mdev);
+	else
+		tx_last_beacon = 1;
+
+#ifdef IEEE80211_IBSS_DEBUG
+	printk(KERN_DEBUG "%s: RX ProbeReq SA=" MACSTR " DA=" MACSTR " BSSID="
+	       MACSTR " (tx_last_beacon=%d)\n",
+	       dev->name, MAC2STR(mgmt->sa), MAC2STR(mgmt->da),
+	       MAC2STR(mgmt->bssid), tx_last_beacon);
+#endif /* IEEE80211_IBSS_DEBUG */
+
+	if (!tx_last_beacon)
+		return;
+
+	if (memcmp(mgmt->bssid, ifsta->bssid, ETH_ALEN) != 0 &&
+	    memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
+		return;
+
+	end = ((u8 *) mgmt) + len;
+	pos = mgmt->u.probe_req.variable;
+	if (pos[0] != WLAN_EID_SSID ||
+	    pos + 2 + pos[1] > end) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
+			       "from " MACSTR "\n",
+			       dev->name, MAC2STR(mgmt->sa));
+		}
+		return;
+	}
+	if (pos[1] != 0 &&
+	    (pos[1] != ifsta->ssid_len ||
+	     memcmp(pos + 2, ifsta->ssid, ifsta->ssid_len) != 0)) {
+		/* Ignore ProbeReq for foreign SSID */
+		return;
+	}
+
+	/* Reply with ProbeResp */
+	skb = skb_copy(ifsta->probe_resp, GFP_ATOMIC);
+	if (skb == NULL)
+		return;
+
+	resp = (struct ieee80211_mgmt *) skb->data;
+	memcpy(resp->da, mgmt->sa, ETH_ALEN);
+#ifdef IEEE80211_IBSS_DEBUG
+	printk(KERN_DEBUG "%s: Sending ProbeResp to " MACSTR "\n",
+	       dev->name, MAC2STR(resp->da));
+#endif /* IEEE80211_IBSS_DEBUG */
+	ieee80211_sta_tx(dev, skb, 0, 1);
+}
+
+
+void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb,
+			   struct ieee80211_rx_status *rx_status)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+	struct ieee80211_mgmt *mgmt;
+	u16 fc;
+
+	if (skb->len < 24)
+		goto fail;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA) {
+		printk(KERN_DEBUG "%s: ieee80211_sta_rx_mgmt: non-STA "
+		       "interface (type=%d)\n", dev->name, sdata->type);
+		goto fail;
+	}
+	ifsta = &sdata->u.sta;
+
+	mgmt = (struct ieee80211_mgmt *) skb->data;
+	fc = le16_to_cpu(mgmt->frame_control);
+
+	switch (WLAN_FC_GET_STYPE(fc)) {
+	case WLAN_FC_STYPE_PROBE_REQ:
+		ieee80211_rx_mgmt_probe_req(dev, ifsta, mgmt, skb->len,
+					    rx_status);
+		break;
+	case WLAN_FC_STYPE_PROBE_RESP:
+		ieee80211_rx_mgmt_probe_resp(dev, mgmt, skb->len, rx_status);
+		break;
+	case WLAN_FC_STYPE_BEACON:
+		ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len, rx_status);
+		break;
+	case WLAN_FC_STYPE_AUTH:
+		ieee80211_rx_mgmt_auth(dev, ifsta, mgmt, skb->len, rx_status);
+		break;
+	case WLAN_FC_STYPE_ASSOC_RESP:
+		ieee80211_rx_mgmt_assoc_resp(dev, ifsta, mgmt, skb->len,
+					     rx_status, 0);
+		break;
+	case WLAN_FC_STYPE_REASSOC_RESP:
+		ieee80211_rx_mgmt_assoc_resp(dev, ifsta, mgmt, skb->len,
+					     rx_status, 1);
+		break;
+	case WLAN_FC_STYPE_DEAUTH:
+		ieee80211_rx_mgmt_deauth(dev, ifsta, mgmt, skb->len,
+					 rx_status);
+		break;
+	case WLAN_FC_STYPE_DISASSOC:
+		ieee80211_rx_mgmt_disassoc(dev, ifsta, mgmt, skb->len,
+					   rx_status);
+		break;
+	default:
+		printk(KERN_DEBUG "%s: received unknown management frame - "
+		       "stype=%d\n", dev->name, WLAN_FC_GET_STYPE(fc));
+		break;
+	}
+
+ fail:
+	dev_kfree_skb(skb);
+}
+
+
+void ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb,
+			   struct ieee80211_rx_status *rx_status)
+{
+	struct ieee80211_mgmt *mgmt;
+	u16 fc;
+
+	if (skb->len < 24) {
+		dev_kfree_skb(skb);
+		return;
+	}
+
+	mgmt = (struct ieee80211_mgmt *) skb->data;
+	fc = le16_to_cpu(mgmt->frame_control);
+
+	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT) {
+		if (WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP) {
+			ieee80211_rx_mgmt_probe_resp(dev, mgmt,
+						     skb->len, rx_status);
+		} else if (WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) {
+			ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len,
+						 rx_status);
+		}
+	}
+
+	dev_kfree_skb(skb);
+}
+
+
+static int ieee80211_sta_active_ibss(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct list_head *ptr;
+	int active = 0;
+	struct sta_info *sta;
+
+	spin_lock_bh(&local->sta_lock);
+	list_for_each(ptr, &local->sta_list) {
+		sta = list_entry(ptr, struct sta_info, list);
+		if (sta->dev == dev &&
+		    time_after(sta->last_rx + IEEE80211_IBSS_MERGE_INTERVAL,
+			       jiffies)) {
+			active++;
+			break;
+		}
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	return active;
+}
+
+
+static void ieee80211_sta_expire(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct list_head *ptr, *n;
+	struct sta_info *sta;
+
+	spin_lock_bh(&local->sta_lock);
+	list_for_each_safe(ptr, n, &local->sta_list) {
+		sta = list_entry(ptr, struct sta_info, list);
+		if (time_after(jiffies, sta->last_rx +
+			       IEEE80211_IBSS_INACTIVITY_LIMIT)) {
+			printk(KERN_DEBUG "%s: expiring inactive STA " MACSTR
+			       "\n", dev->name, MAC2STR(sta->addr));
+			sta_info_free(local, sta, 1);
+		}
+	}
+	spin_unlock_bh(&local->sta_lock);
+}
+
+
+static void ieee80211_sta_merge_ibss(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta)
+{
+	mod_timer(&ifsta->timer, jiffies + IEEE80211_IBSS_MERGE_INTERVAL);
+
+	ieee80211_sta_expire(dev);
+	if (ieee80211_sta_active_ibss(dev))
+		return;
+
+	printk(KERN_DEBUG "%s: No active IBSS STAs - trying to scan for other "
+	       "IBSS networks with same SSID (merge)\n", dev->name);
+	ieee80211_sta_req_scan(dev, ifsta->ssid, ifsta->ssid_len);
+}
+
+
+void ieee80211_sta_timer(unsigned long ptr)
+{
+	struct net_device *dev;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+
+	dev = (struct net_device *) ptr;
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA) {
+		printk(KERN_DEBUG "%s: ieee80211_sta_timer: non-STA interface "
+		       "(type=%d)\n", dev->name, sdata->type);
+		return;
+	}
+	ifsta = &sdata->u.sta;
+
+	switch (ifsta->state) {
+	case IEEE80211_DISABLED:
+		break;
+	case IEEE80211_AUTHENTICATE:
+		ieee80211_authenticate(dev, ifsta);
+		break;
+	case IEEE80211_ASSOCIATE:
+		ieee80211_associate(dev, ifsta);
+		break;
+	case IEEE80211_ASSOCIATED:
+		ieee80211_associated(dev, ifsta);
+		break;
+	case IEEE80211_IBSS_SEARCH:
+		ieee80211_sta_find_ibss(dev, ifsta);
+		break;
+	case IEEE80211_IBSS_JOINED:
+		ieee80211_sta_merge_ibss(dev, ifsta);
+		break;
+	default:
+		printk(KERN_DEBUG "ieee80211_sta_timer: Unknown state %d\n",
+		       ifsta->state);
+		break;
+	}
+
+	if (ieee80211_privacy_mismatch(dev, ifsta)) {
+		printk(KERN_DEBUG "%s: privacy configuration mismatch and "
+		       "mixed-cell disabled - disassociate\n", dev->name);
+
+		ieee80211_send_disassoc(dev, ifsta, WLAN_REASON_UNSPECIFIED);
+		ieee80211_set_associated(dev, ifsta, 0);
+	}
+}
+
+
+static void ieee80211_sta_new_auth(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (local->conf.mode != IW_MODE_INFRA)
+		return;
+
+	if (local->hw->reset_tsf) {
+		/* Reset own TSF to allow time synchronization work. */
+		local->hw->reset_tsf(local->mdev);
+	}
+
+	ifsta->wmm_last_param_set = -1; /* allow any WMM update */
+
+
+	if (ifsta->auth_algs & IEEE80211_AUTH_ALG_OPEN)
+		ifsta->auth_alg = WLAN_AUTH_OPEN;
+	else if (ifsta->auth_algs & IEEE80211_AUTH_ALG_SHARED_KEY)
+		ifsta->auth_alg = WLAN_AUTH_SHARED_KEY;
+	else if (ifsta->auth_algs & IEEE80211_AUTH_ALG_LEAP)
+		ifsta->auth_alg = WLAN_AUTH_LEAP;
+	else
+		ifsta->auth_alg = WLAN_AUTH_OPEN;
+	printk(KERN_DEBUG "%s: Initial auth_alg=%d\n", dev->name,
+	       ifsta->auth_alg);
+	ifsta->auth_transaction = -1;
+	ifsta->auth_tries = ifsta->assoc_tries = 0;
+	ieee80211_authenticate(dev, ifsta);
+}
+
+
+static int ieee80211_ibss_allowed(struct ieee80211_local *local)
+{
+	int m, c;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		if (mode->mode != local->conf.phymode)
+			continue;
+		for (c = 0; c < mode->num_channels; c++) {
+			struct ieee80211_channel *chan = &mode->channels[c];
+			if (chan->flag & IEEE80211_CHAN_W_SCAN &&
+			    chan->chan == local->conf.channel) {
+				if (chan->flag & IEEE80211_CHAN_W_IBSS)
+					return 1;
+				break;
+			}
+		}
+	}
+
+	return 0;
+}
+
+
+extern int ieee80211_ioctl_siwfreq(struct net_device *dev,
+				   struct iw_request_info *info,
+				   struct iw_freq *freq, char *extra);
+
+static int ieee80211_sta_join_ibss(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta,
+				   struct ieee80211_sta_bss *bss)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct iw_freq rq;
+	int res, rates, i, j;
+	struct sk_buff *skb;
+	struct ieee80211_mgmt *mgmt;
+	struct ieee80211_tx_control control;
+	struct ieee80211_rate *rate;
+	struct rate_control_extra extra;
+	u8 *pos;
+	struct ieee80211_sub_if_data *sdata;
+
+	/* Remove possible STA entries from other IBSS networks. */
+	sta_info_flush(local, NULL);
+
+	if (local->hw->reset_tsf) {
+		/* Reset own TSF to allow time synchronization work. */
+		local->hw->reset_tsf(local->mdev);
+	}
+	memcpy(ifsta->bssid, bss->bssid, ETH_ALEN);
+	memcpy(local->bssid, bss->bssid, ETH_ALEN);
+	memcpy(local->conf.client_bssid, bss->bssid, ETH_ALEN);
+
+	local->conf.beacon_int = bss->beacon_int >= 10 ? bss->beacon_int : 10;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	sdata->drop_unencrypted = bss->capability &
+		cpu_to_le16(WLAN_CAPABILITY_PRIVACY) ? 1 : 0;
+
+	memset(&rq, 0, sizeof(rq));
+	rq.m = bss->freq * 100000;
+	rq.e = 1;
+	res = ieee80211_ioctl_siwfreq(dev, NULL, &rq, NULL);
+
+	if (!ieee80211_ibss_allowed(local)) {
+		printk(KERN_DEBUG "%s: IBSS not allowed on channel %d "
+		       "(%d MHz)\n", dev->name, local->conf.channel,
+		       local->conf.freq);
+		return -1;
+	}
+
+	/* Set beacon template based on scan results */
+	skb = dev_alloc_skb(400);
+	do {
+		if (skb == NULL)
+			break;
+
+		mgmt = (struct ieee80211_mgmt *)
+			skb_put(skb, 24 + sizeof(mgmt->u.beacon));
+		memset(mgmt, 0, 24 + sizeof(mgmt->u.beacon));
+		mgmt->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+						   WLAN_FC_STYPE_BEACON);
+		memset(mgmt->da, 0xff, ETH_ALEN);
+		memcpy(mgmt->sa, dev->dev_addr, ETH_ALEN);
+		memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+		mgmt->u.beacon.beacon_int =
+			cpu_to_le16(local->conf.beacon_int);
+		mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
+
+		pos = skb_put(skb, 2 + ifsta->ssid_len);
+		*pos++ = WLAN_EID_SSID;
+		*pos++ = ifsta->ssid_len;
+		memcpy(pos, ifsta->ssid, ifsta->ssid_len);
+
+		rates = bss->supp_rates_len;
+		if (rates > 8)
+			rates = 8;
+		pos = skb_put(skb, 2 + rates);
+		*pos++ = WLAN_EID_SUPP_RATES;
+		*pos++ = rates;
+		memcpy(pos, bss->supp_rates, rates);
+
+		pos = skb_put(skb, 2 + 1);
+		*pos++ = WLAN_EID_DS_PARAMS;
+		*pos++ = 1;
+		*pos++ = bss->channel;
+
+		pos = skb_put(skb, 2 + 2);
+		*pos++ = WLAN_EID_IBSS_PARAMS;
+		*pos++ = 2;
+		/* FIX: set ATIM window based on scan results */
+		*pos++ = 0;
+		*pos++ = 0;
+
+		if (bss->supp_rates_len > 8) {
+			rates = bss->supp_rates_len - 8;
+			pos = skb_put(skb, 2 + rates);
+			*pos++ = WLAN_EID_EXT_SUPP_RATES;
+			*pos++ = rates;
+			memcpy(pos, &bss->supp_rates[8], rates);
+		}
+
+		memset(&control, 0, sizeof(control));
+		control.pkt_type = PKT_PROBE_RESP;
+		memset(&extra, 0, sizeof(extra));
+		extra.endidx = local->num_curr_rates;
+		rate = rate_control_get_rate(dev, skb, &extra);
+		if (rate == NULL) {
+			printk(KERN_DEBUG "%s: Failed to determine TX rate "
+			       "for IBSS beacon\n", dev->name);
+			break;
+		}
+		control.tx_rate = (local->short_preamble &&
+				   (rate->flags & IEEE80211_RATE_PREAMBLE2)) ?
+			rate->val2 : rate->val;
+		control.antenna_sel = local->conf.antenna_sel;
+		control.power_level = local->conf.power_level;
+		control.no_ack = 1;
+		control.retry_limit = 1;
+		control.rts_cts_duration = 0;
+
+		ifsta->probe_resp = skb_copy(skb, GFP_ATOMIC);
+		if (ifsta->probe_resp) {
+			mgmt = (struct ieee80211_mgmt *)
+				ifsta->probe_resp->data;
+			mgmt->frame_control =
+				IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					     WLAN_FC_STYPE_PROBE_RESP);
+		} else {
+			printk(KERN_DEBUG "%s: Could not allocate ProbeResp "
+			       "template for IBSS\n", dev->name);
+		}
+
+		if (local->hw->beacon_update &&
+		    local->hw->beacon_update(dev, skb, &control) == 0) {
+			printk(KERN_DEBUG "%s: Configured IBSS beacon "
+			       "template based on scan results\n", dev->name);
+			skb = NULL;
+		}
+
+		rates = 0;
+		for (i = 0; i < bss->supp_rates_len; i++) {
+			int rate = (bss->supp_rates[i] & 0x7f) * 5;
+			if (local->conf.phymode == MODE_ATHEROS_TURBO)
+				rate *= 2;
+			for (j = 0; j < local->num_curr_rates; j++)
+				if (local->curr_rates[j].rate == rate)
+					rates |= BIT(j);
+		}
+		ifsta->supp_rates_bits = rates;
+	} while (0);
+
+	if (skb) {
+		printk(KERN_DEBUG "%s: Failed to configure IBSS beacon "
+		       "template\n", dev->name);
+		dev_kfree_skb(skb);
+	}
+
+	ifsta->state = IEEE80211_IBSS_JOINED;
+	mod_timer(&ifsta->timer, jiffies + IEEE80211_IBSS_MERGE_INTERVAL);
+
+	ieee80211_rx_bss_put(dev, bss);
+
+	return res;
+}
+
+
+static int ieee80211_sta_create_ibss(struct net_device *dev,
+				     struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *bss;
+	struct ieee80211_sub_if_data *sdata;
+	u8 bssid[ETH_ALEN], *pos;
+	int i;
+
+#if 0
+	/* Easier testing, use fixed BSSID. */
+	memset(bssid, 0xfe, ETH_ALEN);
+#else
+	/* Generate random, not broadcast, locally administered BSSID. Mix in
+	 * own MAC address to make sure that devices that do not have proper
+	 * random number generator get different BSSID. */
+	get_random_bytes(bssid, ETH_ALEN);
+	for (i = 0; i < ETH_ALEN; i++)
+		bssid[i] ^= dev->dev_addr[i];
+	bssid[0] &= ~0x01;
+	bssid[0] |= 0x02;
+#endif
+
+	printk(KERN_DEBUG "%s: Creating new IBSS network, BSSID " MACSTR "\n",
+	       dev->name, MAC2STR(bssid));
+
+	bss = ieee80211_rx_bss_add(dev, bssid);
+	if (bss == NULL)
+		return -ENOMEM;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+	if (local->conf.beacon_int == 0)
+		local->conf.beacon_int = 100;
+	bss->beacon_int = local->conf.beacon_int;
+	bss->hw_mode = local->conf.phymode;
+	bss->channel = local->conf.channel;
+	bss->freq = local->conf.freq;
+	bss->last_update = jiffies;
+	bss->capability = cpu_to_le16(WLAN_CAPABILITY_IBSS);
+	if (sdata->default_key) {
+		bss->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY);
+	} else
+		sdata->drop_unencrypted = 0;
+	bss->supp_rates_len = local->num_curr_rates;
+	pos = bss->supp_rates;
+	for (i = 0; i < local->num_curr_rates; i++) {
+		int rate = local->curr_rates[i].rate;
+		if (local->conf.phymode == MODE_ATHEROS_TURBO)
+			rate /= 2;
+		*pos++ = (u8) (rate / 5);
+	}
+
+	return ieee80211_sta_join_ibss(dev, ifsta, bss);
+}
+
+
+static int ieee80211_sta_find_ibss(struct net_device *dev,
+				   struct ieee80211_if_sta *ifsta)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sta_bss *bss;
+	int found = 0;
+	u8 bssid[ETH_ALEN];
+	struct list_head *ptr;
+	int active_ibss;
+
+	if (ifsta->ssid_len == 0)
+		return -EINVAL;
+
+	active_ibss = ieee80211_sta_active_ibss(dev);
+#ifdef IEEE80211_IBSS_DEBUG
+	printk(KERN_DEBUG "%s: sta_find_ibss (active_ibss=%d)\n",
+	       dev->name, active_ibss);
+#endif /* IEEE80211_IBSS_DEBUG */
+	spin_lock_bh(&local->sta_bss_lock);
+	list_for_each(ptr, &local->sta_bss_list) {
+		bss = list_entry(ptr, struct ieee80211_sta_bss, list);
+		if (ifsta->ssid_len != bss->ssid_len ||
+		    memcmp(ifsta->ssid, bss->ssid, bss->ssid_len) != 0
+		    || !(bss->capability & WLAN_CAPABILITY_IBSS))
+			continue;
+#ifdef IEEE80211_IBSS_DEBUG
+		printk(KERN_DEBUG "   bssid=" MACSTR " found\n",
+		       MAC2STR(bss->bssid));
+#endif /* IEEE80211_IBSS_DEBUG */
+		memcpy(bssid, bss->bssid, ETH_ALEN);
+		found = 1;
+		if (active_ibss || memcmp(bssid, ifsta->bssid, ETH_ALEN) != 0)
+			break;
+	}
+	spin_unlock_bh(&local->sta_bss_lock);
+
+#ifdef IEEE80211_IBSS_DEBUG
+	printk(KERN_DEBUG "   sta_find_ibss: selected " MACSTR " current "
+	       MACSTR "\n", MAC2STR(bssid), MAC2STR(ifsta->bssid));
+#endif /* IEEE80211_IBSS_DEBUG */
+	if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0 &&
+	    (bss = ieee80211_rx_bss_get(dev, bssid))) {
+		printk(KERN_DEBUG "%s: Selected IBSS BSSID " MACSTR
+		       " based on configured SSID\n",
+		       dev->name, MAC2STR(bssid));
+		return ieee80211_sta_join_ibss(dev, ifsta, bss);
+	}
+#ifdef IEEE80211_IBSS_DEBUG
+	printk(KERN_DEBUG "   did not try to join ibss\n");
+#endif /* IEEE80211_IBSS_DEBUG */
+
+	/* Selected IBSS not found in current scan results - try to scan */
+	if (ifsta->state == IEEE80211_IBSS_JOINED &&
+	    !ieee80211_sta_active_ibss(dev)) {
+		mod_timer(&ifsta->timer,
+			  jiffies + IEEE80211_IBSS_MERGE_INTERVAL);
+	} else if (time_after(jiffies, local->last_scan_completed +
+			      IEEE80211_SCAN_INTERVAL)) {
+		printk(KERN_DEBUG "%s: Trigger new scan to find an IBSS to "
+		       "join\n", dev->name);
+		return ieee80211_sta_req_scan(dev, ifsta->ssid,
+					      ifsta->ssid_len);
+	} else if (ifsta->state != IEEE80211_IBSS_JOINED) {
+		int interval = IEEE80211_SCAN_INTERVAL;
+
+		if (time_after(jiffies, ifsta->ibss_join_req +
+			       IEEE80211_IBSS_JOIN_TIMEOUT)) {
+			if (ifsta->create_ibss &&
+			    ieee80211_ibss_allowed(local))
+				return ieee80211_sta_create_ibss(dev, ifsta);
+			if (ifsta->create_ibss) {
+				printk(KERN_DEBUG "%s: IBSS not allowed on the"
+				       " configured channel %d (%d MHz)\n",
+				       dev->name, local->conf.channel,
+				       local->conf.freq);
+			}
+
+			/* No IBSS found - decrease scan interval and continue
+			 * scanning. */
+			interval = IEEE80211_SCAN_INTERVAL_SLOW;
+		}
+
+		ifsta->state = IEEE80211_IBSS_SEARCH;
+		mod_timer(&ifsta->timer, jiffies + interval);
+		return 0;
+	}
+
+	return 0;
+}
+
+
+int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len)
+{
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+	struct ieee80211_local *local = dev->priv;
+
+	if (len > IEEE80211_MAX_SSID_LEN)
+		return -EINVAL;
+
+	/* TODO: This should always be done for IBSS, even if IEEE80211_QOS is
+	 * not defined. */
+	if (local->hw->conf_tx) {
+		struct ieee80211_tx_queue_params qparam;
+		int i;
+
+		memset(&qparam, 0, sizeof(qparam));
+		/* TODO: are these ok defaults for all hw_modes? */
+		qparam.aifs = 2;
+		qparam.cw_min =
+			local->conf.phymode == MODE_IEEE80211B ? 31 : 15;
+		qparam.cw_max = 1023;
+		qparam.burst_time = 0;
+		for (i = IEEE80211_TX_QUEUE_DATA0; i < NUM_TX_DATA_QUEUES; i++)
+		{
+			local->hw->conf_tx(dev, i + IEEE80211_TX_QUEUE_DATA0,
+					   &qparam);
+		}
+		/* IBSS uses different parameters for Beacon sending */
+		qparam.cw_min++;
+		qparam.cw_min *= 2;
+		qparam.cw_min--;
+		local->hw->conf_tx(dev, IEEE80211_TX_QUEUE_BEACON, &qparam);
+	}
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	ifsta = &sdata->u.sta;
+
+	if (ifsta->ssid_len != len || memcmp(ifsta->ssid, ssid, len) != 0)
+		ifsta->prev_bssid_set = 0;
+	memcpy(ifsta->ssid, ssid, len);
+	memset(ifsta->ssid + len, 0, IEEE80211_MAX_SSID_LEN - len);
+	ifsta->ssid_len = len;
+
+	ifsta->ssid_set = 1;
+	if (local->conf.mode == IW_MODE_ADHOC && !ifsta->bssid_set) {
+		ifsta->ibss_join_req = jiffies;
+		ifsta->state = IEEE80211_IBSS_SEARCH;
+		return ieee80211_sta_find_ibss(dev, ifsta);
+	}
+
+	if (ifsta->bssid_set && ifsta->state != IEEE80211_AUTHENTICATE)
+		ieee80211_sta_new_auth(dev, ifsta);
+
+	return 0;
+}
+
+
+int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
+	memcpy(ssid, ifsta->ssid, ifsta->ssid_len);
+	*len = ifsta->ssid_len;
+	return 0;
+}
+
+
+int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_if_sta *ifsta;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	ifsta = &sdata->u.sta;
+
+	memcpy(ifsta->bssid, bssid, ETH_ALEN);
+	if (local->conf.mode == IW_MODE_ADHOC)
+		memcpy(local->bssid, bssid, ETH_ALEN);
+
+	if (memcmp(bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) == 0)
+		ifsta->bssid_set = 0;
+	else
+		ifsta->bssid_set = 1;
+	if (ifsta->ssid_set)
+		ieee80211_sta_new_auth(dev, ifsta);
+
+	return 0;
+}
+
+
+static void ieee80211_sta_save_oper_chan(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	local->scan_oper_channel = local->conf.channel;
+	local->scan_oper_channel_val = local->conf.channel_val;
+	local->scan_oper_power_level = local->conf.power_level;
+	local->scan_oper_freq = local->conf.freq;
+	local->scan_oper_phymode = local->conf.phymode;
+	local->scan_oper_antenna_max = local->conf.antenna_max;
+}
+
+
+static int ieee80211_sta_restore_oper_chan(struct net_device *dev)
+{
+	struct ieee80211_local *local = dev->priv;
+	local->conf.channel = local->scan_oper_channel;
+	local->conf.channel_val = local->scan_oper_channel_val;
+	local->conf.power_level = local->scan_oper_power_level;
+	local->conf.freq = local->scan_oper_freq;
+	local->conf.phymode = local->scan_oper_phymode;
+	local->conf.antenna_max = local->scan_oper_antenna_max;
+	return ieee80211_hw_config(dev);
+}
+
+
+static int ieee80211_active_scan(struct ieee80211_local *local)
+{
+	int m, c;
+
+	for (m = 0; m < local->hw->num_modes; m++) {
+		struct ieee80211_hw_modes *mode = &local->hw->modes[m];
+		if (mode->mode != local->conf.phymode)
+			continue;
+		for (c = 0; c < mode->num_channels; c++) {
+			struct ieee80211_channel *chan = &mode->channels[c];
+			if (chan->flag & IEEE80211_CHAN_W_SCAN &&
+			    chan->chan == local->conf.channel) {
+				if (chan->flag & IEEE80211_CHAN_W_ACTIVE_SCAN)
+					return 1;
+				break;
+			}
+		}
+	}
+
+	return 0;
+}
+
+
+static void ieee80211_sta_scan_timer(unsigned long ptr)
+{
+	struct net_device *dev = (struct net_device *) ptr;
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hw_modes *mode;
+	struct ieee80211_channel *chan;
+	int skip;
+	union iwreq_data wrqu;
+
+	if (!local->sta_scanning)
+		return;
+
+	switch (local->scan_state) {
+	case SCAN_SET_CHANNEL:
+		mode = &local->hw->modes[local->scan_hw_mode_idx];
+		if (local->scan_hw_mode_idx >= local->hw->num_modes ||
+		    (local->scan_hw_mode_idx + 1 == local->hw->num_modes &&
+		     local->scan_channel_idx >= mode->num_channels)) {
+			if (ieee80211_sta_restore_oper_chan(dev)) {
+				printk(KERN_DEBUG "%s: failed to restore "
+				       "operational channel after scan\n",
+				       dev->name);
+			}
+			printk(KERN_DEBUG "%s: scan completed\n", dev->name);
+			local->sta_scanning = 0;
+			local->last_scan_completed = jiffies;
+			memset(&wrqu, 0, sizeof(wrqu));
+			wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL);
+			if (local->conf.mode == IW_MODE_ADHOC) {
+				struct ieee80211_sub_if_data *sdata =
+					IEEE80211_DEV_TO_SUB_IF(dev);
+				struct ieee80211_if_sta *ifsta = &sdata->u.sta;
+				if (!ifsta->bssid_set ||
+				    (ifsta->state == IEEE80211_IBSS_JOINED &&
+				     !ieee80211_sta_active_ibss(dev)))
+					ieee80211_sta_find_ibss(dev, ifsta);
+			}
+			return;
+		}
+		skip = !(local->hw_modes & (1 << mode->mode));
+		chan = &mode->channels[local->scan_channel_idx];
+		if (!(chan->flag & IEEE80211_CHAN_W_SCAN) ||
+		    (local->conf.mode == IW_MODE_ADHOC &&
+		     !(chan->flag & IEEE80211_CHAN_W_IBSS)) ||
+		    (local->hw_modes & (1 << MODE_IEEE80211G) &&
+		     mode->mode == MODE_IEEE80211B && local->scan_skip_11b))
+			skip = 1;
+
+		if (!skip) {
+#if 0
+			printk(KERN_DEBUG "%s: scan channel %d (%d MHz)\n",
+			       dev->name, chan->chan, chan->freq);
+#endif
+
+			local->conf.channel = chan->chan;
+			local->conf.channel_val = chan->val;
+			local->conf.power_level = chan->power_level;
+			local->conf.freq = chan->freq;
+			local->conf.phymode = mode->mode;
+			local->conf.antenna_max = chan->antenna_max;
+			if (ieee80211_hw_config(dev)) {
+				printk(KERN_DEBUG "%s: failed to set channel "
+				       "%d (%d MHz) for scan\n", dev->name,
+				       chan->chan, chan->freq);
+				skip = 1;
+			}
+		}
+
+		local->scan_channel_idx++;
+		if (local->scan_channel_idx >=
+		    local->hw->modes[local->scan_hw_mode_idx].num_channels) {
+			local->scan_hw_mode_idx++;
+			local->scan_channel_idx = 0;
+		}
+
+		if (skip) {
+			local->scan_timer.expires = jiffies;
+			break;
+		}
+
+		local->scan_timer.expires = jiffies + IEEE80211_PROBE_DELAY;
+		local->scan_state = SCAN_SEND_PROBE;
+		break;
+	case SCAN_SEND_PROBE:
+		if (ieee80211_active_scan(local)) {
+			ieee80211_send_probe_req(dev, NULL, local->scan_ssid,
+						 local->scan_ssid_len);
+			local->scan_timer.expires =
+				jiffies + IEEE80211_CHANNEL_TIME;
+		} else {
+			local->scan_timer.expires =
+				jiffies + IEEE80211_PASSIVE_CHANNEL_TIME;
+		}
+		local->scan_state = SCAN_SET_CHANNEL;
+		break;
+	}
+
+	add_timer(&local->scan_timer);
+}
+
+
+int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len)
+{
+	struct ieee80211_local *local = dev->priv;
+
+	if (ssid_len > IEEE80211_MAX_SSID_LEN)
+		return -EINVAL;
+
+	/* MLME-SCAN.request (page 118)  page 144 (11.1.3.1)
+	 * BSSType: INFRASTRUCTURE, INDEPENDENT, ANY_BSS
+	 * BSSID: MACAddress
+	 * SSID
+	 * ScanType: ACTIVE, PASSIVE
+	 * ProbeDelay: delay (in microseconds) to be used prior to transmitting
+	 *    a Probe frame during active scanning
+	 * ChannelList
+	 * MinChannelTime (>= ProbeDelay), in TU
+	 * MaxChannelTime: (>= MinChannelTime), in TU
+	 */
+
+	 /* MLME-SCAN.confirm
+	  * BSSDescriptionSet
+	  * ResultCode: SUCCESS, INVALID_PARAMETERS
+	 */
+
+	/* TODO: if assoc, move to power save mode for the duration of the
+	 * scan */
+
+	if (local->sta_scanning)
+		return -EBUSY;
+
+	printk(KERN_DEBUG "%s: starting scan\n", dev->name);
+
+	ieee80211_sta_save_oper_chan(dev);
+
+	local->sta_scanning = 1;
+	/* TODO: stop TX queue? */
+
+	if (ssid) {
+		local->scan_ssid_len = ssid_len;
+		memcpy(local->scan_ssid, ssid, ssid_len);
+	} else
+		local->scan_ssid_len = 0;
+	local->scan_skip_11b = 1; /* FIX: clear this is 11g is not supported */
+	local->scan_state = SCAN_SET_CHANNEL;
+	local->scan_hw_mode_idx = 0;
+	local->scan_channel_idx = 0;
+	init_timer(&local->scan_timer);
+	local->scan_timer.data = (unsigned long) dev;
+	local->scan_timer.function = ieee80211_sta_scan_timer;
+	local->scan_timer.expires = jiffies + 1;
+	add_timer(&local->scan_timer);
+
+	return 0;
+}
+
+
+static char *
+ieee80211_sta_scan_result(struct net_device *dev,
+			  struct ieee80211_sta_bss *bss,
+			  char *current_ev, char *end_buf)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct iw_event iwe;
+
+	if (time_after(jiffies,
+		       bss->last_update + IEEE80211_SCAN_RESULT_EXPIRE))
+		return current_ev;
+
+	if (!(local->hw_modes & (1 << bss->hw_mode)))
+		return current_ev;
+
+	if (local->scan_flags & IEEE80211_SCAN_WPA_ONLY &&
+	    bss->wpa_ie == NULL && bss->rsn_ie == NULL)
+		return current_ev;
+
+	if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID &&
+	    (local->scan_ssid_len != bss->ssid_len ||
+	     memcmp(local->scan_ssid, bss->ssid, bss->ssid_len) != 0))
+		return current_ev;
+
+	memset(&iwe, 0, sizeof(iwe));
+	iwe.cmd = SIOCGIWAP;
+	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
+	memcpy(iwe.u.ap_addr.sa_data, bss->bssid, ETH_ALEN);
+	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
+					  IW_EV_ADDR_LEN);
+
+	memset(&iwe, 0, sizeof(iwe));
+	iwe.cmd = SIOCGIWESSID;
+	iwe.u.data.length = bss->ssid_len;
+	iwe.u.data.flags = 1;
+	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
+					  bss->ssid);
+
+	if (bss->capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
+		memset(&iwe, 0, sizeof(iwe));
+		iwe.cmd = SIOCGIWMODE;
+		if (bss->capability & WLAN_CAPABILITY_ESS)
+			iwe.u.mode = IW_MODE_MASTER;
+		else
+			iwe.u.mode = IW_MODE_ADHOC;
+		current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
+						  IW_EV_UINT_LEN);
+	}
+
+	memset(&iwe, 0, sizeof(iwe));
+	iwe.cmd = SIOCGIWFREQ;
+	iwe.u.freq.m = bss->freq * 100000;
+	iwe.u.freq.e = 1;
+	current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
+					  IW_EV_FREQ_LEN);
+
+	memset(&iwe, 0, sizeof(iwe));
+	iwe.cmd = SIOCGIWENCODE;
+	if (bss->capability & WLAN_CAPABILITY_PRIVACY)
+		iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
+	else
+		iwe.u.data.flags = IW_ENCODE_DISABLED;
+	iwe.u.data.length = 0;
+	current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, "");
+
+	if (bss && bss->wpa_ie) {
+		char *buf, *p;
+		int i;
+		buf = kmalloc(30 + bss->wpa_ie_len * 2, GFP_ATOMIC);
+		if (buf) {
+			p = buf;
+			p += sprintf(p, "wpa_ie=");
+			for (i = 0; i < bss->wpa_ie_len; i++)
+				p+= sprintf(p, "%02x", bss->wpa_ie[i]);
+			memset(&iwe, 0, sizeof(iwe));
+			iwe.cmd = IWEVCUSTOM;
+			iwe.u.data.length = strlen(buf);
+			current_ev = iwe_stream_add_point(current_ev, end_buf,
+							  &iwe, buf);
+			kfree(buf);
+		}
+	}
+
+	if (bss && bss->rsn_ie) {
+		char *buf, *p;
+		int i;
+		buf = kmalloc(30 + bss->rsn_ie_len * 2, GFP_ATOMIC);
+		if (buf) {
+			p = buf;
+			p += sprintf(p, "rsn_ie=");
+			for (i = 0; i < bss->rsn_ie_len; i++)
+				p+= sprintf(p, "%02x", bss->rsn_ie[i]);
+			memset(&iwe, 0, sizeof(iwe));
+			iwe.cmd = IWEVCUSTOM;
+			iwe.u.data.length = strlen(buf);
+			current_ev = iwe_stream_add_point(current_ev, end_buf,
+							  &iwe, buf);
+			kfree(buf);
+		}
+	}
+
+	if (bss) {
+		char *buf;
+		buf = kmalloc(30, GFP_ATOMIC);
+		if (buf) {
+			memset(&iwe, 0, sizeof(iwe));
+			iwe.cmd = IWEVCUSTOM;
+			sprintf(buf, "tsf=%016llx", bss->timestamp);
+			iwe.u.data.length = strlen(buf);
+			current_ev = iwe_stream_add_point(current_ev, end_buf,
+							  &iwe, buf);
+			kfree(buf);
+		}
+	}
+
+	do {
+		char *buf, *p;
+		int i;
+
+		if (!(local->scan_flags & IEEE80211_SCAN_EXTRA_INFO))
+			break;
+
+		buf = kmalloc(100, GFP_ATOMIC);
+		if (buf == NULL)
+			break;
+
+		memset(&iwe, 0, sizeof(iwe));
+		iwe.cmd = IWEVCUSTOM;
+		sprintf(buf, "bcn_int=%d", bss->beacon_int);
+		iwe.u.data.length = strlen(buf);
+		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
+						  buf);
+
+		memset(&iwe, 0, sizeof(iwe));
+		iwe.cmd = IWEVCUSTOM;
+		sprintf(buf, "rssi=%d", bss->rssi);
+		iwe.u.data.length = strlen(buf);
+		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
+						  buf);
+
+		memset(&iwe, 0, sizeof(iwe));
+		iwe.cmd = IWEVCUSTOM;
+		sprintf(buf, "capab=0x%04x", bss->capability);
+		iwe.u.data.length = strlen(buf);
+		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
+						  buf);
+
+		p = buf;
+		p += sprintf(p, "supp_rates=");
+		for (i = 0; i < bss->supp_rates_len; i++)
+			p+= sprintf(p, "%02x", bss->supp_rates[i]);
+		memset(&iwe, 0, sizeof(iwe));
+		iwe.cmd = IWEVCUSTOM;
+		iwe.u.data.length = strlen(buf);
+		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe,
+						  buf);
+
+		kfree(buf);
+		break;
+	} while (0);
+
+	return current_ev;
+}
+
+
+int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct list_head *ptr;
+	char *current_ev = buf;
+	char *end_buf = buf + len;
+	struct ieee80211_sta_bss *bss;
+
+	spin_lock_bh(&local->sta_bss_lock);
+	list_for_each(ptr, &local->sta_bss_list) {
+		bss = list_entry(ptr, struct ieee80211_sta_bss, list);
+		current_ev = ieee80211_sta_scan_result(dev, bss, current_ev,
+						       end_buf);
+	}
+	spin_unlock_bh(&local->sta_bss_lock);
+	return current_ev - buf;
+}
+
+
+int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
+	kfree(ifsta->extra_ie);
+	if (len == 0) {
+		ifsta->extra_ie = NULL;
+		ifsta->extra_ie_len = 0;
+		return 0;
+	}
+	ifsta->extra_ie = kmalloc(len, GFP_KERNEL);
+	if (ifsta->extra_ie == NULL) {
+		ifsta->extra_ie_len = 0;
+		return -ENOMEM;
+	}
+	memcpy(ifsta->extra_ie, ie, len);
+	ifsta->extra_ie_len = len;
+	if (ifsta->bssid_set && ifsta->ssid_set &&
+	    ifsta->state != IEEE80211_AUTHENTICATE)
+		ieee80211_sta_new_auth(dev, ifsta);
+	return 0;
+}
+
+
+struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev,
+					 struct sk_buff *skb, u8 *bssid,
+					 u8 *addr)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct list_head *ptr;
+	struct sta_info *sta;
+	struct ieee80211_sub_if_data *sdata = NULL;
+	struct net_device *sta_dev = NULL;
+
+	/* TODO: Could consider removing the least recently used entry and
+	 * allow new one to be added. */
+	if (local->num_sta >= IEEE80211_IBSS_MAX_STA_ENTRIES) {
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s: No room for a new IBSS STA "
+			       "entry " MACSTR "\n", dev->name, MAC2STR(addr));
+		}
+		return NULL;
+	}
+
+	spin_lock_bh(&local->sub_if_lock);
+	list_for_each(ptr, &local->sub_if_list) {
+		sdata = list_entry(ptr, struct ieee80211_sub_if_data, list);
+		if (sdata->type == IEEE80211_SUB_IF_TYPE_STA &&
+		    memcmp(bssid, sdata->u.sta.bssid, ETH_ALEN) == 0) {
+			sta_dev = sdata->dev;
+			break;
+		}
+	}
+	spin_unlock_bh(&local->sub_if_lock);
+
+	if (sta_dev == NULL)
+		return NULL;
+
+	printk(KERN_DEBUG "%s: Adding new IBSS station " MACSTR " (dev=%s)\n",
+	       dev->name, MAC2STR(addr), sta_dev->name);
+
+	sta = sta_info_add(local, dev, addr);
+	if (sta == NULL) {
+		return NULL;
+	}
+
+	sta->dev = sta_dev;
+	sta->supp_rates = sdata->u.sta.supp_rates_bits;
+
+	rate_control_rate_init(local, sta);
+
+	return sta; /* caller will call sta_info_release() */
+}
+
+
+int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
+
+	printk(KERN_DEBUG "%s: deauthenticate(reason=%d)\n",
+	       dev->name, reason);
+
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return -EINVAL;
+
+	ieee80211_send_deauth(dev, ifsta, reason);
+	ieee80211_set_associated(dev, ifsta, 0);
+	return 0;
+}
+
+
+int ieee80211_sta_disassociate(struct net_device *dev, u16 reason)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_if_sta *ifsta = &sdata->u.sta;
+
+	printk(KERN_DEBUG "%s: disassociate(reason=%d)\n",
+	       dev->name, reason);
+
+	if (sdata->type != IEEE80211_SUB_IF_TYPE_STA)
+		return -EINVAL;
+
+	if (!ifsta->associated)
+		return -1;
+
+	ieee80211_send_disassoc(dev, ifsta, reason);
+	ieee80211_set_associated(dev, ifsta, 0);
+	return 0;
+}
diff -Nur linux-2.6.16/net/d80211/ieee80211_sysfs.c linux-2.6.16-bcm43xx/net/d80211/ieee80211_sysfs.c
--- linux-2.6.16/net/d80211/ieee80211_sysfs.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/ieee80211_sysfs.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2006 Jiri Benc <jbenc@suse.cz>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/if.h>
+#include <linux/interrupt.h>
+#include <linux/rtnetlink.h>
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+
+#define to_ieee80211_local(class)	container_of(class, struct ieee80211_local, class_dev)
+
+
+static ssize_t store_add_iface(struct class_device *dev,
+			       const char *buf, size_t len)
+{
+	struct ieee80211_local *local = to_ieee80211_local(dev);
+	int res;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+	if (len > IFNAMSIZ)
+		return -EINVAL;
+	/* Cannot call ieee80211_if_add_sta() with 'locked' parameter equal
+	 * to zero as it would lead to call to register_netdev() and
+	 * interpreting '%d' character in an interface name. */
+	rtnl_lock();
+	res = ieee80211_if_add_sta(local->mdev, buf, 1);
+	rtnl_unlock();
+	return res < 0 ? res : len;
+}
+
+static ssize_t store_remove_iface(struct class_device *dev,
+				  const char *buf, size_t len)
+{
+	struct ieee80211_local *local = to_ieee80211_local(dev);
+	int res;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+	if (len > IFNAMSIZ)
+		return -EINVAL;
+	res = ieee80211_if_remove_sta(local->mdev, buf, 0);
+	return res < 0 ? res : len;
+}
+
+static ssize_t show_max_iface_count(struct class_device *dev,
+				    char *buf)
+{
+	struct ieee80211_local *local = to_ieee80211_local(dev);
+
+	return sprintf(buf, "%d\n", local->conf.bss_count);
+}
+
+static ssize_t store_max_iface_count(struct class_device *dev,
+				     const char *buf, size_t len)
+{
+	struct ieee80211_local *local = to_ieee80211_local(dev);
+	unsigned long new_count;
+	char *endp;
+	int res;
+
+	if (!capable(CAP_NET_ADMIN))
+		return -EPERM;
+	new_count = simple_strtoul(buf, &endp, 0);
+	if (endp == buf)
+		return -EINVAL;
+	rtnl_lock();
+	res = ieee80211_set_bss_count(local->mdev, new_count, NULL);
+	rtnl_unlock();
+	return res < 0 ? res : len;
+}
+
+#ifdef CONFIG_HOTPLUG
+static int ieee80211_uevent(struct class_device *cd, char **envp,
+			    int num_envp, char *buf, int size)
+{
+	struct ieee80211_local *local = to_ieee80211_local(cd);
+
+	if (num_envp < 2)
+		return -ENOMEM;
+	envp[0] = buf;
+	if (snprintf(buf, size, "IEEE80211_DEV=phy%d",
+		     local->dev_index) + 1 >= size)
+		return -ENOMEM;
+	envp[1] = NULL;
+	return 0;
+}
+#endif
+
+static struct class_device_attribute ieee80211_class_dev_attrs[] = {
+	__ATTR(add_iface, S_IWUSR, NULL, store_add_iface),
+	__ATTR(remove_iface, S_IWUSR, NULL, store_remove_iface),
+	__ATTR(max_iface_count, S_IRUGO | S_IWUSR,
+	       show_max_iface_count, store_max_iface_count),
+	{}
+};
+
+static struct class ieee80211_class = {
+	.name = "ieee80211",
+	.class_dev_attrs = ieee80211_class_dev_attrs,
+#ifdef CONFIG_HOTPLUG
+	.uevent = ieee80211_uevent,
+#endif
+};
+
+int ieee80211_register_sysfs(struct ieee80211_local *local)
+{
+	local->class_dev.class = &ieee80211_class;
+	local->class_dev.class_data = local;
+	snprintf(local->class_dev.class_id, BUS_ID_SIZE,
+		 "phy%d", local->dev_index);
+	return class_device_register(&local->class_dev);
+}
+
+void ieee80211_unregister_sysfs(struct ieee80211_local *local)
+{
+	class_device_del(&local->class_dev);
+}
+
+int ieee80211_sysfs_init(void)
+{
+	return class_register(&ieee80211_class);
+}
+
+void ieee80211_sysfs_deinit(void)
+{
+	class_unregister(&ieee80211_class);
+}
diff -Nur linux-2.6.16/net/d80211/Kconfig linux-2.6.16-bcm43xx/net/d80211/Kconfig
--- linux-2.6.16/net/d80211/Kconfig	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/Kconfig	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,31 @@
+config D80211
+	tristate "Generic IEEE 802.11 Networking Stack (dscape)"
+	---help---
+	This option enables the hardware independent IEEE 802.11
+	networking stack.
+
+config D80211_DEBUG
+	bool "Enable debugging output"
+	depends on D80211
+	---help---
+	  This option will enable debug tracing output for the
+	  ieee80211 network stack.
+
+	  If you are not trying to debug or develop the ieee80211
+	  subsystem, you most likely want to say N here.
+
+config D80211_VERBOSE_DEBUG
+	bool "Verbose debugging output"
+	depends on D80211_DEBUG
+
+config TKIP_DEBUG
+	bool "TKIP debugging"
+	depends on D80211_DEBUG
+
+config D80211_DEBUG_COUNTERS
+	bool "Extra statistics for TX/RX debugging"
+	depends on D80211_DEBUG
+
+config HOSTAPD_WPA_TESTING
+	bool "Support for TKIP countermeasures testing"
+	depends on D80211_DEBUG
diff -Nur linux-2.6.16/net/d80211/Makefile linux-2.6.16-bcm43xx/net/d80211/Makefile
--- linux-2.6.16/net/d80211/Makefile	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/Makefile	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,26 @@
+obj-$(CONFIG_D80211) += 80211.o rate_control.o
+
+80211-objs := \
+	ieee80211.o \
+	ieee80211_ioctl.o \
+	sta_info.o \
+	wep.o \
+	wpa.o \
+	ieee80211_proc.o \
+	ieee80211_scan.o \
+	ieee80211_sta.o \
+	ieee80211_dev.o \
+	ieee80211_sysfs.o \
+	michael.o \
+	tkip.o \
+	aes_ccm.o \
+	wme.o
+
+ifeq ($(CONFIG_NET_SCHED),)
+  80211-objs += fifo_qdisc.o
+endif
+
+ifeq ($(CONFIG_D80211_LEDS),y)
+  80211-objs += ieee80211_led.o
+endif
+
diff -Nur linux-2.6.16/net/d80211/michael.c linux-2.6.16-bcm43xx/net/d80211/michael.c
--- linux-2.6.16/net/d80211/michael.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/michael.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,104 @@
+/*
+ * Michael MIC implementation - optimized for TKIP MIC operations
+ * Copyright 2002-2003, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/types.h>
+
+#include "michael.h"
+
+static inline u32 rotr(u32 val, int bits)
+{
+	return (val >> bits) | (val << (32 - bits));
+}
+
+
+static inline u32 rotl(u32 val, int bits)
+{
+	return (val << bits) | (val >> (32 - bits));
+}
+
+
+static inline u32 xswap(u32 val)
+{
+	return ((val & 0xff00ff00) >> 8) | ((val & 0x00ff00ff) << 8);
+}
+
+
+#define michael_block(l, r) \
+do { \
+	r ^= rotl(l, 17); \
+	l += r; \
+	r ^= xswap(l); \
+	l += r; \
+	r ^= rotl(l, 3); \
+	l += r; \
+	r ^= rotr(l, 2); \
+	l += r; \
+} while (0)
+
+
+static inline u32 michael_get32(u8 *data)
+{
+	return data[0] | (data[1] << 8) | (data[2] << 16) | (data[3] << 24);
+}
+
+
+static inline void michael_put32(u32 val, u8 *data)
+{
+	data[0] = val & 0xff;
+	data[1] = (val >> 8) & 0xff;
+	data[2] = (val >> 16) & 0xff;
+	data[3] = (val >> 24) & 0xff;
+}
+
+
+void michael_mic(u8 *key, u8 *da, u8 *sa, u8 priority,
+		 u8 *data, size_t data_len, u8 *mic)
+{
+	u32 l, r, val;
+	size_t block, blocks, left;
+
+	l = michael_get32(key);
+	r = michael_get32(key + 4);
+
+	/* A pseudo header (DA, SA, Priority, 0, 0, 0) is used in Michael MIC
+	 * calculation, but it is _not_ transmitted */
+	l ^= michael_get32(da);
+	michael_block(l, r);
+	l ^= da[4] | (da[5] << 8) | (sa[0] << 16) | (sa[1] << 24);
+	michael_block(l, r);
+	l ^= michael_get32(&sa[2]);
+	michael_block(l, r);
+	l ^= priority;
+	michael_block(l, r);
+
+	/* Real data */
+	blocks = data_len / 4;
+	left = data_len % 4;
+
+	for (block = 0; block < blocks; block++) {
+		l ^= michael_get32(&data[block * 4]);
+		michael_block(l, r);
+	}
+
+	/* Partial block of 0..3 bytes and padding: 0x5a + 4..7 zeros to make
+	 * total length a multiple of 4. */
+	val = 0x5a;
+	while (left > 0) {
+		val <<= 8;
+		left--;
+		val |= data[blocks * 4 + left];
+	}
+	l ^= val;
+	michael_block(l, r);
+	/* last block is zero, so l ^ 0 = l */
+	michael_block(l, r);
+
+	michael_put32(l, mic);
+	michael_put32(r, mic + 4);
+}
diff -Nur linux-2.6.16/net/d80211/michael.h linux-2.6.16-bcm43xx/net/d80211/michael.h
--- linux-2.6.16/net/d80211/michael.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/michael.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,20 @@
+/*
+ * Michael MIC implementation - optimized for TKIP MIC operations
+ * Copyright 2002-2003, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef MICHAEL_H
+#define MICHAEL_H
+
+#include <linux/types.h>
+
+#define MICHAEL_MIC_LEN 8
+
+void michael_mic(u8 *key, u8 *da, u8 *sa, u8 priority,
+		 u8 *data, size_t data_len, u8 *mic);
+
+#endif /* MICHAEL_H */
diff -Nur linux-2.6.16/net/d80211/rate_control.c linux-2.6.16-bcm43xx/net/d80211/rate_control.c
--- linux-2.6.16/net/d80211/rate_control.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/rate_control.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,385 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/compiler.h>
+
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "rate_control.h"
+
+
+/* This is a minimal implementation of TX rate controlling that can be used
+ * as the default when no improved mechanisms are available. */
+
+
+#define RATE_CONTROL_EMERG_DEC 2
+#define RATE_CONTROL_INTERVAL (HZ / 20)
+#define RATE_CONTROL_MIN_TX 10
+
+MODULE_ALIAS("ieee80211_rate_control");
+
+static void rate_control_rate_inc(struct ieee80211_local *local,
+				  struct sta_info *sta)
+{
+        struct ieee80211_sub_if_data *sdata;
+	int i = sta->txrate;
+	int maxrate;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+	if (sdata->bss && sdata->bss->force_unicast_rateidx > -1) {
+		/* forced unicast rate - do not change STA rate */
+		return;
+	}
+
+	maxrate = sdata->bss ? sdata->bss->max_ratectrl_rateidx : -1;
+
+	if (i > local->num_curr_rates)
+		i = local->num_curr_rates - 2;
+
+	while (i + 1 < local->num_curr_rates) {
+		i++;
+		if (sta->supp_rates & BIT(i) &&
+		    local->curr_rates[i].flags & IEEE80211_RATE_SUPPORTED &&
+		    (maxrate < 0 || i <= maxrate)) {
+			sta->txrate = i;
+			break;
+		}
+	}
+}
+
+
+static void rate_control_rate_dec(struct ieee80211_local *local,
+				  struct sta_info *sta)
+{
+        struct ieee80211_sub_if_data *sdata;
+	int i = sta->txrate;
+
+        sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+	if (sdata->bss && sdata->bss->force_unicast_rateidx > -1) {
+		/* forced unicast rate - do not change STA rate */
+		return;
+	}
+
+	if (i > local->num_curr_rates)
+		i = local->num_curr_rates;
+
+	while (i > 0) {
+		i--;
+		if (sta->supp_rates & BIT(i) &&
+		    local->curr_rates[i].flags & IEEE80211_RATE_SUPPORTED) {
+			sta->txrate = i;
+			break;
+		}
+	}
+}
+
+
+static struct ieee80211_rate *
+rate_control_lowest_rate(struct ieee80211_local *local)
+{
+	int i;
+
+	for (i = 0; i < local->num_curr_rates; i++) {
+		struct ieee80211_rate *rate = &local->curr_rates[i];
+
+		if (rate->flags & IEEE80211_RATE_SUPPORTED
+			)
+			return rate;
+	}
+
+	printk(KERN_DEBUG "rate_control_lowest_rate - no supported rates "
+	       "found\n");
+	return &local->curr_rates[0];
+}
+
+
+struct global_rate_control {
+	int dummy;
+};
+
+struct sta_rate_control {
+        unsigned long last_rate_change;
+        u32 tx_num_failures;
+        u32 tx_num_xmit;
+
+        unsigned long avg_rate_update;
+        u32 tx_avg_rate_sum;
+        u32 tx_avg_rate_num;
+};
+
+
+static void rate_control_simple_tx_status(struct net_device *dev,
+					  struct sk_buff *skb,
+					  struct ieee80211_tx_status *status)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct sta_info *sta;
+	struct sta_rate_control *srctrl;
+
+        sta = sta_info_get(local, hdr->addr1);
+
+	if (!sta)
+            return;
+
+	srctrl = sta->rate_ctrl_priv;
+	srctrl->tx_num_xmit++;
+	if (status->excessive_retries) {
+		sta->antenna_sel = sta->antenna_sel == 1 ? 2 : 1;
+		if (local->sta_antenna_sel == STA_ANTENNA_SEL_SW_CTRL_DEBUG) {
+			printk(KERN_DEBUG "%s: " MACSTR " TX antenna --> %d "
+			       "(@%lu)\n",
+			       dev->name, MAC2STR(hdr->addr1),
+			       sta->antenna_sel, jiffies);
+		}
+		srctrl->tx_num_failures++;
+		sta->tx_retry_failed++;
+		sta->tx_num_consecutive_failures++;
+		sta->tx_num_mpdu_fail++;
+	} else {
+		sta->last_ack_rssi[0] = sta->last_ack_rssi[1];
+		sta->last_ack_rssi[1] = sta->last_ack_rssi[2];
+		sta->last_ack_rssi[2] = status->ack_signal;
+		sta->tx_num_consecutive_failures = 0;
+		sta->tx_num_mpdu_ok++;
+	}
+	sta->tx_retry_count += status->retry_count;
+	sta->tx_num_mpdu_fail += status->retry_count;
+
+	if (time_after(jiffies,
+		       srctrl->last_rate_change + RATE_CONTROL_INTERVAL) &&
+		srctrl->tx_num_xmit > RATE_CONTROL_MIN_TX) {
+		u32 per_failed;
+		srctrl->last_rate_change = jiffies;
+
+		per_failed = (100 * sta->tx_num_mpdu_fail) /
+			(sta->tx_num_mpdu_fail + sta->tx_num_mpdu_ok);
+		/* TODO: calculate average per_failed to make adjusting
+		 * parameters easier */
+#if 0
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "MPDU fail=%d ok=%d per_failed=%d\n",
+			       sta->tx_num_mpdu_fail, sta->tx_num_mpdu_ok,
+			       per_failed);
+		}
+#endif
+
+		if (per_failed > local->rate_ctrl_num_down) {
+			rate_control_rate_dec(local, sta);
+		} else if (per_failed < local->rate_ctrl_num_up) {
+			rate_control_rate_inc(local, sta);
+		}
+		srctrl->tx_avg_rate_sum += local->curr_rates[sta->txrate].rate;
+		srctrl->tx_avg_rate_num++;
+		srctrl->tx_num_failures = 0;
+		srctrl->tx_num_xmit = 0;
+	} else if (sta->tx_num_consecutive_failures >=
+		   RATE_CONTROL_EMERG_DEC) {
+		rate_control_rate_dec(local, sta);
+	}
+
+	if (srctrl->avg_rate_update + 60 * HZ < jiffies) {
+		srctrl->avg_rate_update = jiffies;
+		if (srctrl->tx_avg_rate_num > 0) {
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+			printk(KERN_DEBUG "%s: STA " MACSTR " Average rate: "
+			       "%d (%d/%d)\n",
+                               dev->name, MAC2STR(sta->addr),
+			       srctrl->tx_avg_rate_sum /
+			       srctrl->tx_avg_rate_num,
+			       srctrl->tx_avg_rate_sum,
+			       srctrl->tx_avg_rate_num);
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+			srctrl->tx_avg_rate_sum = 0;
+			srctrl->tx_avg_rate_num = 0;
+		}
+	}
+
+	sta_info_release(local, sta);
+}
+
+
+static struct ieee80211_rate *
+rate_control_simple_get_rate(struct net_device *dev, struct sk_buff *skb,
+			     struct rate_control_extra *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_sub_if_data *sdata;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct sta_info *sta;
+	int rateidx, nonerp_idx;
+	u16 fc;
+
+	memset(extra, 0, sizeof(*extra));
+
+	fc = le16_to_cpu(hdr->frame_control);
+	if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_DATA ||
+	    (hdr->addr1[0] & 0x01)) {
+		/* Send management frames and broadcast/multicast data using
+		 * lowest rate. */
+		/* TODO: this could probably be improved.. */
+		return rate_control_lowest_rate(local);
+	}
+
+	sta = sta_info_get(local, hdr->addr1);
+
+	if (!sta)
+		return rate_control_lowest_rate(local);
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	if (sdata->bss && sdata->bss->force_unicast_rateidx > -1)
+		sta->txrate = sdata->bss->force_unicast_rateidx;
+
+	rateidx = sta->txrate;
+
+	if (rateidx >= local->num_curr_rates)
+		rateidx = local->num_curr_rates - 1;
+
+	sta->last_txrate = rateidx;
+	nonerp_idx = rateidx;
+	while (nonerp_idx > 0 &&
+	       ((local->curr_rates[nonerp_idx].flags & IEEE80211_RATE_ERP) ||
+		!(local->curr_rates[nonerp_idx].flags &
+		  IEEE80211_RATE_SUPPORTED) ||
+		!(sta->supp_rates & BIT(nonerp_idx))))
+		nonerp_idx--;
+	extra->nonerp_idx = nonerp_idx;
+	extra->nonerp = &local->curr_rates[extra->nonerp_idx];
+
+	sta_info_release(local, sta);
+
+	return &local->curr_rates[rateidx];
+}
+
+
+static void rate_control_simple_rate_init(struct ieee80211_local *local,
+					  struct sta_info *sta)
+{
+	int i;
+	sta->txrate = 0;
+	/* TODO: what is a good starting rate for STA? About middle? Maybe not
+	 * the lowest or the highest rate.. Could consider using RSSI from
+	 * previous packets? Need to have IEEE 802.1X auth succeed immediately
+	 * after assoc.. */
+	for (i = 0; i < local->num_curr_rates; i++) {
+		if ((sta->supp_rates & BIT(i)) &&
+		    (local->curr_rates[i].flags & IEEE80211_RATE_SUPPORTED))
+			sta->txrate = i;
+	}
+}
+
+
+static void * rate_control_simple_alloc(struct ieee80211_local *local)
+{
+	struct global_rate_control *rctrl;
+
+	rctrl = kmalloc(sizeof(*rctrl), GFP_ATOMIC);
+	if (rctrl == NULL) {
+		return NULL;
+	}
+	memset(rctrl, 0, sizeof(*rctrl));
+	return rctrl;
+}
+
+
+static void rate_control_simple_free(void *priv)
+{
+	struct global_rate_control *rctrl = priv;
+	kfree(rctrl);
+}
+
+
+static void rate_control_simple_clear(void *priv)
+{
+}
+
+
+static void * rate_control_simple_alloc_sta(void)
+{
+	struct sta_rate_control *rctrl;
+
+	rctrl = kmalloc(sizeof(*rctrl), GFP_ATOMIC);
+	if (rctrl == NULL) {
+		return NULL;
+	}
+	memset(rctrl, 0, sizeof(*rctrl));
+	return rctrl;
+}
+
+
+static void rate_control_simple_free_sta(void *priv)
+{
+	struct sta_rate_control *rctrl = priv;
+	kfree(rctrl);
+}
+
+
+static int rate_control_simple_status_sta(struct ieee80211_local *local,
+					  struct sta_info *sta, char *buf)
+{
+	char *p = buf;
+	struct sta_rate_control *srctrl = sta->rate_ctrl_priv;
+
+	p += sprintf(p, "tx_avg_rate_sum=%d\n", srctrl->tx_avg_rate_sum);
+	p += sprintf(p, "tx_avg_rate_num=%d\n", srctrl->tx_avg_rate_num);
+	if (srctrl->tx_avg_rate_num)
+		p += sprintf(p, "tx_avg_rate_avg=%d\n",
+			     srctrl->tx_avg_rate_sum /
+			     srctrl->tx_avg_rate_num);
+	return p - buf;
+}
+
+
+static int rate_control_simple_status_global(struct ieee80211_local *local,
+					     char *buf)
+{
+	return 0;
+}
+
+
+static struct rate_control_ops rate_control_simple = {
+	.name = "simple",
+	.tx_status = rate_control_simple_tx_status,
+	.get_rate = rate_control_simple_get_rate,
+	.rate_init = rate_control_simple_rate_init,
+	.clear = rate_control_simple_clear,
+	.status_sta = rate_control_simple_status_sta,
+	.status_global = rate_control_simple_status_global,
+	.alloc = rate_control_simple_alloc,
+	.free = rate_control_simple_free,
+	.alloc_sta = rate_control_simple_alloc_sta,
+	.free_sta = rate_control_simple_free_sta,
+};
+
+
+int __init rate_control_simple_init(void)
+{
+	return ieee80211_rate_control_register(&rate_control_simple);
+}
+
+
+static void __exit rate_control_simple_exit(void)
+{
+	ieee80211_rate_control_unregister(&rate_control_simple);
+}
+
+
+module_init(rate_control_simple_init);
+module_exit(rate_control_simple_exit);
+
+MODULE_DESCRIPTION("Simple rate control algorithm for ieee80211");
+MODULE_LICENSE("GPL");
diff -Nur linux-2.6.16/net/d80211/rate_control.h linux-2.6.16-bcm43xx/net/d80211/rate_control.h
--- linux-2.6.16/net/d80211/rate_control.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/rate_control.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef RATE_CONTROL
+#define RATE_CONTROL
+
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include <linux/types.h>
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "sta_info.h"
+
+#define RATE_CONTROL_NUM_DOWN 20
+#define RATE_CONTROL_NUM_UP   15
+
+
+struct rate_control_extra {
+	/* values from rate_control_get_rate() to the caller: */
+	struct ieee80211_rate *probe; /* probe with this rate, or NULL for no
+				       * probing */
+	int startidx, endidx, rateidx;
+	struct ieee80211_rate *nonerp;
+	int nonerp_idx;
+
+	/* parameters from the caller to rate_control_get_rate(): */
+	int mgmt_data; /* this is data frame that is used for management
+			* (e.g., IEEE 802.1X EAPOL) */
+	u16 ethertype;
+};
+
+
+struct rate_control_ops {
+	const char *name;
+	void (*tx_status)(struct net_device *dev, struct sk_buff *skb,
+			  struct ieee80211_tx_status *status);
+	struct ieee80211_rate *
+	(*get_rate)(struct net_device *dev, struct sk_buff *skb,
+		    struct rate_control_extra *extra);
+	void (*rate_init)(struct ieee80211_local *local, struct sta_info *sta);
+	void (*clear)(void *priv);
+	int (*status_sta)(struct ieee80211_local *local,
+			  struct sta_info *sta, char *buf);
+	int (*status_global)(struct ieee80211_local *local, char *buf);
+
+	void * (*alloc)(struct ieee80211_local *local);
+	void (*free)(void *priv);
+	void * (*alloc_sta)(void);
+	void (*free_sta)(void *priv);
+};
+
+
+int ieee80211_rate_control_register(struct rate_control_ops *ops);
+void ieee80211_rate_control_unregister(struct rate_control_ops *ops);
+
+
+static inline void rate_control_tx_status(struct net_device *dev,
+					  struct sk_buff *skb,
+					  struct ieee80211_tx_status *status)
+{
+	struct ieee80211_local *local = dev->priv;
+	local->rate_ctrl->tx_status(dev, skb, status);
+}
+
+
+static inline struct ieee80211_rate *
+rate_control_get_rate(struct net_device *dev, struct sk_buff *skb,
+		      struct rate_control_extra *extra)
+{
+	struct ieee80211_local *local = dev->priv;
+	return local->rate_ctrl->get_rate(dev, skb, extra);
+}
+
+
+static inline void rate_control_rate_init(struct ieee80211_local *local,
+					  struct sta_info *sta)
+{
+	local->rate_ctrl->rate_init(local, sta);
+}
+
+
+static inline void rate_control_clear(struct ieee80211_local *local)
+{
+	local->rate_ctrl->clear(local->rate_ctrl_priv);
+}
+
+
+static inline int rate_control_status_sta(struct ieee80211_local *local,
+					  struct sta_info *sta, char *buf)
+{
+	return local->rate_ctrl->status_sta(local, sta, buf);
+}
+
+
+static inline int rate_control_status_global(struct ieee80211_local *local,
+					     char *buf)
+{
+	return local->rate_ctrl->status_global(local, buf);
+}
+
+
+static inline void * rate_control_alloc(struct ieee80211_local *local)
+{
+	return local->rate_ctrl->alloc(local);
+}
+
+
+static inline void rate_control_free(struct ieee80211_local *local)
+{
+	if (local->rate_ctrl == NULL || local->rate_ctrl_priv == NULL)
+		return;
+	local->rate_ctrl->free(local->rate_ctrl_priv);
+	local->rate_ctrl_priv = NULL;
+}
+
+
+static inline void * rate_control_alloc_sta(struct ieee80211_local *local)
+{
+	return local->rate_ctrl->alloc_sta();
+}
+
+
+static inline void rate_control_free_sta(struct ieee80211_local *local,
+					 void *priv)
+{
+	local->rate_ctrl->free_sta(priv);
+}
+
+#endif /* RATE_CONTROL */
diff -Nur linux-2.6.16/net/d80211/sta_info.c linux-2.6.16-bcm43xx/net/d80211/sta_info.c
--- linux-2.6.16/net/d80211/sta_info.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/sta_info.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,413 @@
+/*
+ * Copyright 2002-2005, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/if_arp.h>
+
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "ieee80211_proc.h"
+#include "rate_control.h"
+
+
+/* Caller must hold local->sta_lock */
+static void sta_info_hash_add(struct ieee80211_local *local,
+			      struct sta_info *sta)
+{
+	sta->hnext = local->sta_hash[STA_HASH(sta->addr)];
+	local->sta_hash[STA_HASH(sta->addr)] = sta;
+}
+
+
+/* Caller must hold local->sta_lock */
+static void sta_info_hash_del(struct ieee80211_local *local,
+			      struct sta_info *sta)
+{
+	struct sta_info *s;
+
+	s = local->sta_hash[STA_HASH(sta->addr)];
+	if (s == NULL)
+		return;
+	if (memcmp(s->addr, sta->addr, ETH_ALEN) == 0) {
+		local->sta_hash[STA_HASH(sta->addr)] = s->hnext;
+		return;
+	}
+
+	while (s->hnext != NULL &&
+	       memcmp(s->hnext->addr, sta->addr, ETH_ALEN) != 0)
+		s = s->hnext;
+	if (s->hnext != NULL)
+		s->hnext = s->hnext->hnext;
+	else
+		printk(KERN_ERR "%s: could not remove STA " MACSTR " from "
+		       "hash table\n", local->mdev->name, MAC2STR(sta->addr));
+}
+
+
+struct sta_info * sta_info_get(struct ieee80211_local *local, u8 *addr)
+{
+	struct sta_info *sta;
+
+	spin_lock_bh(&local->sta_lock);
+	sta = local->sta_hash[STA_HASH(addr)];
+	while (sta) {
+		if (memcmp(sta->addr, addr, ETH_ALEN) == 0) {
+			atomic_inc(&sta->users);
+			break;
+		}
+		sta = sta->hnext;
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	return sta;
+}
+
+
+int sta_info_min_txrate_get(struct ieee80211_local *local)
+{
+	struct sta_info *sta;
+        int min_txrate = 9999999;
+        int i;
+
+	spin_lock_bh(&local->sta_lock);
+	for (i = 0; i < STA_HASH_SIZE; i++) {
+		sta = local->sta_hash[i];
+		while (sta) {
+			if (sta->txrate < min_txrate)
+				min_txrate = sta->txrate;
+			sta = sta->hnext;
+		}
+	}
+	spin_unlock_bh(&local->sta_lock);
+	if (min_txrate == 9999999)
+		min_txrate = 0;
+
+	return min_txrate;
+}
+
+
+void sta_info_release(struct ieee80211_local *local, struct sta_info *sta)
+{
+	struct sk_buff *skb;
+
+	if (!atomic_dec_and_test(&sta->users))
+		return;
+
+	/* free sta structure; it has already been removed from
+	 * hash table etc. external structures. Make sure that all
+	 * buffered frames are release (one might have been added
+	 * after sta_info_free() was called). */
+	while ((skb = skb_dequeue(&sta->ps_tx_buf)) != NULL) {
+		local->total_ps_buffered--;
+		dev_kfree_skb_any(skb);
+	}
+	while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
+		dev_kfree_skb_any(skb);
+	}
+	rate_control_free_sta(local, sta->rate_ctrl_priv);
+	kfree(sta);
+}
+
+
+struct sta_info * sta_info_add(struct ieee80211_local *local,
+			       struct net_device *dev, u8 *addr)
+{
+	struct sta_info *sta;
+
+	sta = kmalloc(sizeof(*sta), GFP_ATOMIC);
+	if (!sta)
+		return NULL;
+
+	memset(sta, 0, sizeof(*sta));
+
+	sta->rate_ctrl_priv = rate_control_alloc_sta(local);
+	if (sta->rate_ctrl_priv == NULL) {
+		kfree(sta);
+		return NULL;
+	}
+
+        memcpy(sta->addr, addr, ETH_ALEN);
+        sta->dev = dev;
+	skb_queue_head_init(&sta->ps_tx_buf);
+	skb_queue_head_init(&sta->tx_filtered);
+	atomic_inc(&sta->users); /* sta in hashlist etc, decremented by
+				  * sta_info_free() */
+	atomic_inc(&sta->users); /* sta used by caller, decremented by
+				  * sta_info_release() */
+	spin_lock_bh(&local->sta_lock);
+	list_add(&sta->list, &local->sta_list);
+	local->num_sta++;
+        sta_info_hash_add(local, sta);
+	spin_unlock_bh(&local->sta_lock);
+	if (local->hw->sta_table_notification)
+		local->hw->sta_table_notification(local->mdev, local->num_sta);
+	sta->key_idx_compression = HW_KEY_IDX_INVALID;
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "%s: Added STA " MACSTR "\n",
+	       local->mdev->name, MAC2STR(addr));
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+
+	if (!in_interrupt()) {
+		ieee80211_proc_init_sta(local, sta);
+	} else {
+		/* procfs entry adding might sleep, so schedule process context
+		 * task for adding proc entry for STAs that do not yet have
+		 * one. */
+		schedule_work(&local->sta_proc_add);
+	}
+
+	return sta;
+}
+
+
+void sta_info_free(struct ieee80211_local *local, struct sta_info *sta,
+		   int locked)
+{
+	struct sk_buff *skb;
+	struct ieee80211_sub_if_data *sdata;
+
+	if (!locked)
+		spin_lock_bh(&local->sta_lock);
+	sta_info_hash_del(local, sta);
+	list_del(&sta->list);
+	sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+	if (sta->flags & WLAN_STA_PS) {
+		sta->flags &= ~WLAN_STA_PS;
+		if (sdata->bss)
+			atomic_dec(&sdata->bss->num_sta_ps);
+	}
+	local->num_sta--;
+	sta_info_remove_aid_ptr(sta);
+	if (!locked)
+		spin_unlock_bh(&local->sta_lock);
+	if (local->hw->sta_table_notification)
+		local->hw->sta_table_notification(local->mdev, local->num_sta);
+
+	while ((skb = skb_dequeue(&sta->ps_tx_buf)) != NULL) {
+		local->total_ps_buffered--;
+		dev_kfree_skb_any(skb);
+	}
+	while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
+		dev_kfree_skb_any(skb);
+	}
+
+	if (sta->key) {
+		if (local->hw->set_key) {
+			struct ieee80211_key_conf *key;
+			key = ieee80211_key_data2conf(local, sta->key);
+			if (key) {
+				local->hw->set_key(local->mdev, DISABLE_KEY,
+						   sta->addr, key, sta->aid);
+				kfree(key);
+			}
+		}
+		kfree(sta->key);
+		sta->key = NULL;
+	} else if (sta->key_idx_compression != HW_KEY_IDX_INVALID) {
+		struct ieee80211_key_conf conf;
+		memset(&conf, 0, sizeof(conf));
+		conf.hw_key_idx = sta->key_idx_compression;
+		conf.alg = ALG_NULL;
+		conf.force_sw_encrypt = 1;
+		local->hw->set_key(local->mdev, DISABLE_KEY, sta->addr, &conf,
+				   sta->aid);
+		sta->key_idx_compression = HW_KEY_IDX_INVALID;
+	}
+
+#ifdef CONFIG_D80211_VERBOSE_DEBUG
+	printk(KERN_DEBUG "%s: Removed STA " MACSTR "\n",
+	       local->mdev->name, MAC2STR(sta->addr));
+#endif /* CONFIG_D80211_VERBOSE_DEBUG */
+
+	ieee80211_proc_deinit_sta(local, sta);
+
+	if (atomic_read(&sta->users) != 1) {
+		/* This is OK, but printed for debugging. The station structure
+		 * will be removed when the other user of the data calls
+		 * sta_info_release(). */
+		printk(KERN_DEBUG "%s: STA " MACSTR " users count %d when "
+		       "removing it\n", local->mdev->name, MAC2STR(sta->addr),
+		       atomic_read(&sta->users));
+	}
+
+	sta_info_release(local, sta);
+}
+
+
+static inline int sta_info_buffer_expired(struct sk_buff *skb)
+{
+        struct ieee80211_tx_packet_data *pkt_data;
+	if (!skb)
+		return 0;
+
+	/* TODO: this could be improved by passing STA listen interval into
+	 * the kernel driver and expiring frames after 2 x listen_interval x
+         * beacon interval */
+
+        pkt_data = (struct ieee80211_tx_packet_data *) skb->cb;
+	return time_after(jiffies, pkt_data->jiffies + STA_TX_BUFFER_EXPIRE);
+}
+
+
+static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
+					     struct sta_info *sta)
+{
+	unsigned long flags;
+	struct sk_buff *skb;
+
+	if (skb_queue_empty(&sta->ps_tx_buf))
+		return;
+
+	for (;;) {
+		spin_lock_irqsave(&sta->ps_tx_buf.lock, flags);
+		skb = skb_peek(&sta->ps_tx_buf);
+		if (sta_info_buffer_expired(skb))
+			skb = __skb_dequeue(&sta->ps_tx_buf);
+		else
+			skb = NULL;
+		spin_unlock_irqrestore(&sta->ps_tx_buf.lock, flags);
+
+		if (skb) {
+			local->total_ps_buffered--;
+			printk(KERN_DEBUG "Buffered frame expired (STA "
+			       MACSTR ")\n", MAC2STR(sta->addr));
+			dev_kfree_skb(skb);
+		} else
+			break;
+	}
+}
+
+
+static void sta_info_cleanup(unsigned long data)
+{
+	struct ieee80211_local *local = (struct ieee80211_local *) data;
+	struct list_head *ptr;
+
+	spin_lock_bh(&local->sta_lock);
+	ptr = local->sta_list.next;
+	while (ptr && ptr != &local->sta_list) {
+		struct sta_info *sta = (struct sta_info *) ptr;
+		atomic_inc(&sta->users);
+		sta_info_cleanup_expire_buffered(local, sta);
+		sta_info_release(local, sta);
+		ptr = ptr->next;
+	}
+	spin_unlock_bh(&local->sta_lock);
+
+	local->sta_cleanup.expires = jiffies + STA_INFO_CLEANUP_INTERVAL;
+	add_timer(&local->sta_cleanup);
+}
+
+
+static void sta_info_proc_add_task(void *data)
+{
+	struct ieee80211_local *local = data;
+	struct list_head *ptr;
+	struct sta_info *sta;
+	int max_adds = 100;
+
+	while (max_adds > 0) {
+		sta = NULL;
+		spin_lock_bh(&local->sta_lock);
+		list_for_each(ptr, &local->sta_list) {
+			sta = list_entry(ptr, struct sta_info, list);
+			if (!sta->proc_entry_added) {
+				atomic_inc(&sta->users);
+				break;
+			}
+			sta = NULL;
+		}
+		spin_unlock_bh(&local->sta_lock);
+
+		if (!sta)
+			break;
+
+		ieee80211_proc_init_sta(local, sta);
+		atomic_dec(&sta->users);
+
+		max_adds--;
+	}
+}
+
+
+void sta_info_init(struct ieee80211_local *local)
+{
+	spin_lock_init(&local->sta_lock);
+	INIT_LIST_HEAD(&local->sta_list);
+
+	init_timer(&local->sta_cleanup);
+	local->sta_cleanup.expires = jiffies + STA_INFO_CLEANUP_INTERVAL;
+	local->sta_cleanup.data = (unsigned long) local;
+	local->sta_cleanup.function = sta_info_cleanup;
+
+	INIT_WORK(&local->sta_proc_add, sta_info_proc_add_task, local);
+}
+
+void sta_info_start(struct ieee80211_local *local)
+{
+	add_timer(&local->sta_cleanup);
+}
+
+void sta_info_stop(struct ieee80211_local *local)
+{
+	struct list_head *ptr;
+
+	del_timer(&local->sta_cleanup);
+
+	ptr = local->sta_list.next;
+	while (ptr && ptr != &local->sta_list) {
+		struct sta_info *sta = (struct sta_info *) ptr;
+		ptr = ptr->next;
+		sta_info_free(local, sta, 0);
+	}
+}
+
+
+void sta_info_remove_aid_ptr(struct sta_info *sta)
+{
+	struct ieee80211_sub_if_data *sdata;
+
+	sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
+	if (sta->aid <= 0 || !sdata->bss)
+		return;
+
+	sdata->bss->sta_aid[sta->aid - 1] = NULL;
+	if (sta->aid == sdata->bss->max_aid) {
+		while (sdata->bss->max_aid > 0 &&
+		       sdata->bss->sta_aid[sdata->bss->max_aid - 1] == NULL)
+			sdata->bss->max_aid--;
+	}
+}
+
+
+/**
+ * sta_info_flush - flush matching STA entries from the STA table
+ * @local: local interface data
+ * @dev: matching rule for the net device (sta->dev) or %NULL to match all STAs
+ */
+void sta_info_flush(struct ieee80211_local *local, struct net_device *dev)
+{
+        struct list_head *ptr, *n;
+
+	spin_lock_bh(&local->sta_lock);
+
+	list_for_each_safe(ptr, n, &local->sta_list) {
+		struct sta_info *sta = list_entry(ptr, struct sta_info, list);
+		if (dev == NULL || dev == sta->dev)
+			sta_info_free(local, sta, 1);
+	}
+	spin_unlock_bh(&local->sta_lock);
+}
diff -Nur linux-2.6.16/net/d80211/sta_info.h linux-2.6.16-bcm43xx/net/d80211/sta_info.h
--- linux-2.6.16/net/d80211/sta_info.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/sta_info.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,148 @@
+/*
+ * Copyright 2002-2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef STA_INFO_H
+#define STA_INFO_H
+
+#include <linux/if_ether.h>
+#include <linux/types.h>
+#include "ieee80211_i.h"
+#include "ieee80211_key.h"
+
+/* Stations flags (struct sta_info::flags) */
+#define WLAN_STA_AUTH BIT(0)
+#define WLAN_STA_ASSOC BIT(1)
+#define WLAN_STA_PS BIT(2)
+#define WLAN_STA_TIM BIT(3) /* TIM bit is on for PS stations */
+#define WLAN_STA_PERM BIT(4) /* permanent; do not remove entry on expiration */
+#define WLAN_STA_AUTHORIZED BIT(5) /* If 802.1X is used, this flag is
+				    * controlling whether STA is authorized to
+				    * send and receive non-IEEE 802.1X frames
+				    */
+#define WLAN_STA_SHORT_PREAMBLE BIT(7)
+#define WLAN_STA_WME BIT(9)
+#define WLAN_STA_XR BIT(26)
+#define WLAN_STA_WDS BIT(27)
+
+
+struct sta_info {
+	struct list_head list;
+	struct sta_info *hnext; /* next entry in hash table list */
+	atomic_t users; /* number of users (do not remove if > 0) */
+
+	u8 addr[ETH_ALEN];
+	u16 aid; /* STA's unique AID (1..2007), 0 = not yet assigned */
+	u32 flags; /* WLAN_STA_ */
+
+	struct sk_buff_head ps_tx_buf; /* buffer of TX frames for station in
+					* power saving state */
+	int pspoll; /* whether STA has send a PS Poll frame */
+	struct sk_buff_head tx_filtered; /* buffer of TX frames that were
+					  * already given to low-level driver,
+					  * but were filtered */
+	int clear_dst_mask;
+
+	unsigned long rx_packets, tx_packets; /* number of RX/TX MSDUs */
+	unsigned long rx_bytes, tx_bytes;
+	unsigned long tx_retry_failed, tx_retry_count;
+	unsigned long tx_filtered_count;
+
+	unsigned int wep_weak_iv_count; /* number of RX frames with weak IV */
+
+	unsigned long last_rx;
+	u32 supp_rates; /* bitmap of supported rates in local->curr_rates */
+        int txrate; /* index in local->curr_rates */
+	int last_txrate; /* last rate used to send a frame to this STA */
+	int last_nonerp_idx;
+
+        struct net_device *dev; /* which net device is this station associated
+				 * to */
+
+	struct ieee80211_key *key;
+
+	u32 tx_num_consecutive_failures;
+	u32 tx_num_mpdu_ok;
+	u32 tx_num_mpdu_fail;
+
+	void *rate_ctrl_priv;
+
+	/* last received seq/frag number from this STA (per RX queue) */
+	u16 last_seq_ctrl[NUM_RX_DATA_QUEUES];
+	unsigned long num_duplicates; /* number of duplicate frames received
+				       * from this STA */
+	unsigned long tx_fragments; /* number of transmitted MPDUs */
+	unsigned long rx_fragments; /* number of received MPDUs */
+	unsigned long rx_dropped; /* number of dropped MPDUs from this STA */
+
+	int last_rssi; /* RSSI of last received frame from this STA */
+	int last_ack_rssi[3]; /* RSSI of last received ACKs from this STA */
+	unsigned long last_ack;
+        int channel_use;
+        int channel_use_raw;
+
+	int antenna_sel;
+
+
+	int key_idx_compression; /* key table index for compression and TX
+				  * filtering; used only if sta->key is not
+				  * set */
+
+	int proc_entry_added:1;
+	int assoc_ap:1; /* whether this is an AP that we are associated with
+			 * as a client */
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	u32 wpa_trigger;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+#ifdef CONFIG_D80211_DEBUG_COUNTERS
+	unsigned int wme_rx_queue[NUM_RX_DATA_QUEUES];
+	unsigned int wme_tx_queue[NUM_RX_DATA_QUEUES];
+#endif /* CONFIG_D80211_DEBUG_COUNTERS */
+
+	int vlan_id;
+};
+
+
+/* Maximum number of concurrently registered stations */
+#define MAX_STA_COUNT 2007
+
+/* Maximum number of AIDs to use for STAs; must be 2007 or lower
+ * (IEEE 802.11 beacon format limitation) */
+#define MAX_AID_TABLE_SIZE 2007
+
+#define STA_HASH_SIZE 256
+#define STA_HASH(sta) (sta[5])
+
+
+/* Maximum number of frames to buffer per power saving station */
+#define STA_MAX_TX_BUFFER 128
+
+/* Buffered frame expiry time */
+#define STA_TX_BUFFER_EXPIRE (10 * HZ)
+
+/* How often station data is cleaned up (e.g., expiration of buffered frames)
+ */
+#define STA_INFO_CLEANUP_INTERVAL (10 * HZ)
+
+struct ieee80211_local;
+
+struct sta_info * sta_info_get(struct ieee80211_local *local, u8 *addr);
+int sta_info_min_txrate_get(struct ieee80211_local *local);
+void sta_info_release(struct ieee80211_local *local, struct sta_info *sta);
+struct sta_info * sta_info_add(struct ieee80211_local *local,
+			       struct net_device *dev, u8 *addr);
+void sta_info_free(struct ieee80211_local *local, struct sta_info *sta,
+		   int locked);
+void sta_info_init(struct ieee80211_local *local);
+void sta_info_start(struct ieee80211_local *local);
+void sta_info_stop(struct ieee80211_local *local);
+void sta_info_remove_aid_ptr(struct sta_info *sta);
+void sta_info_flush(struct ieee80211_local *local, struct net_device *dev);
+
+#endif /* STA_INFO_H */
diff -Nur linux-2.6.16/net/d80211/tkip.c linux-2.6.16-bcm43xx/net/d80211/tkip.c
--- linux-2.6.16/net/d80211/tkip.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/tkip.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,341 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifdef CONFIG_TKIP_DEBUG
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/skbuff.h>
+#endif /* CONFIG_TKIP_DEBUG */
+
+#include <linux/types.h>
+#include <linux/netdevice.h>
+
+#include <net/d80211.h>
+#include "ieee80211_key.h"
+#ifdef CONFIG_TKIP_DEBUG
+#include "ieee80211_i.h"
+#endif /* CONFIG_TKIP_DEBUG */
+#include "tkip.h"
+
+/* Dummy prototypes for structures used in wep.h, but not really needed for
+ * TKIP. */
+struct ieee80211_local;
+struct sk_buff;
+#include "wep.h"
+
+
+/* TKIP key mixing functions */
+
+
+#define PHASE1_LOOP_COUNT 8
+
+
+/* 2-byte by 2-byte subset of the full AES S-box table; second part of this
+ * table is identical to first part but byte-swapped */
+static const u16 tkip_sbox[256] =
+{
+	0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154,
+	0x6050, 0x0203, 0xCEA9, 0x567D, 0xE719, 0xB562, 0x4DE6, 0xEC9A,
+	0x8F45, 0x1F9D, 0x8940, 0xFA87, 0xEF15, 0xB2EB, 0x8EC9, 0xFB0B,
+	0x41EC, 0xB367, 0x5FFD, 0x45EA, 0x23BF, 0x53F7, 0xE496, 0x9B5B,
+	0x75C2, 0xE11C, 0x3DAE, 0x4C6A, 0x6C5A, 0x7E41, 0xF502, 0x834F,
+	0x685C, 0x51F4, 0xD134, 0xF908, 0xE293, 0xAB73, 0x6253, 0x2A3F,
+	0x080C, 0x9552, 0x4665, 0x9D5E, 0x3028, 0x37A1, 0x0A0F, 0x2FB5,
+	0x0E09, 0x2436, 0x1B9B, 0xDF3D, 0xCD26, 0x4E69, 0x7FCD, 0xEA9F,
+	0x121B, 0x1D9E, 0x5874, 0x342E, 0x362D, 0xDCB2, 0xB4EE, 0x5BFB,
+	0xA4F6, 0x764D, 0xB761, 0x7DCE, 0x527B, 0xDD3E, 0x5E71, 0x1397,
+	0xA6F5, 0xB968, 0x0000, 0xC12C, 0x4060, 0xE31F, 0x79C8, 0xB6ED,
+	0xD4BE, 0x8D46, 0x67D9, 0x724B, 0x94DE, 0x98D4, 0xB0E8, 0x854A,
+	0xBB6B, 0xC52A, 0x4FE5, 0xED16, 0x86C5, 0x9AD7, 0x6655, 0x1194,
+	0x8ACF, 0xE910, 0x0406, 0xFE81, 0xA0F0, 0x7844, 0x25BA, 0x4BE3,
+	0xA2F3, 0x5DFE, 0x80C0, 0x058A, 0x3FAD, 0x21BC, 0x7048, 0xF104,
+	0x63DF, 0x77C1, 0xAF75, 0x4263, 0x2030, 0xE51A, 0xFD0E, 0xBF6D,
+	0x814C, 0x1814, 0x2635, 0xC32F, 0xBEE1, 0x35A2, 0x88CC, 0x2E39,
+	0x9357, 0x55F2, 0xFC82, 0x7A47, 0xC8AC, 0xBAE7, 0x322B, 0xE695,
+	0xC0A0, 0x1998, 0x9ED1, 0xA37F, 0x4466, 0x547E, 0x3BAB, 0x0B83,
+	0x8CCA, 0xC729, 0x6BD3, 0x283C, 0xA779, 0xBCE2, 0x161D, 0xAD76,
+	0xDB3B, 0x6456, 0x744E, 0x141E, 0x92DB, 0x0C0A, 0x486C, 0xB8E4,
+	0x9F5D, 0xBD6E, 0x43EF, 0xC4A6, 0x39A8, 0x31A4, 0xD337, 0xF28B,
+	0xD532, 0x8B43, 0x6E59, 0xDAB7, 0x018C, 0xB164, 0x9CD2, 0x49E0,
+	0xD8B4, 0xACFA, 0xF307, 0xCF25, 0xCAAF, 0xF48E, 0x47E9, 0x1018,
+	0x6FD5, 0xF088, 0x4A6F, 0x5C72, 0x3824, 0x57F1, 0x73C7, 0x9751,
+	0xCB23, 0xA17C, 0xE89C, 0x3E21, 0x96DD, 0x61DC, 0x0D86, 0x0F85,
+	0xE090, 0x7C42, 0x71C4, 0xCCAA, 0x90D8, 0x0605, 0xF701, 0x1C12,
+	0xC2A3, 0x6A5F, 0xAEF9, 0x69D0, 0x1791, 0x9958, 0x3A27, 0x27B9,
+	0xD938, 0xEB13, 0x2BB3, 0x2233, 0xD2BB, 0xA970, 0x0789, 0x33A7,
+	0x2DB6, 0x3C22, 0x1592, 0xC920, 0x8749, 0xAAFF, 0x5078, 0xA57A,
+	0x038F, 0x59F8, 0x0980, 0x1A17, 0x65DA, 0xD731, 0x84C6, 0xD0B8,
+	0x82C3, 0x29B0, 0x5A77, 0x1E11, 0x7BCB, 0xA8FC, 0x6DD6, 0x2C3A,
+};
+
+
+static inline u16 Mk16(u8 x, u8 y)
+{
+	return ((u16) x << 8) | (u16) y;
+}
+
+
+static inline u8 Hi8(u16 v)
+{
+	return v >> 8;
+}
+
+
+static inline u8 Lo8(u16 v)
+{
+	return v & 0xff;
+}
+
+
+static inline u16 Hi16(u32 v)
+{
+	return v >> 16;
+}
+
+
+static inline u16 Lo16(u32 v)
+{
+	return v & 0xffff;
+}
+
+
+static inline u16 RotR1(u16 v)
+{
+	return (v >> 1) | ((v & 0x0001) << 15);
+}
+
+
+static inline u16 tkip_S(u16 val)
+{
+	u16 a = tkip_sbox[Hi8(val)];
+
+	return tkip_sbox[Lo8(val)] ^ Hi8(a) ^ (Lo8(a) << 8);
+}
+
+
+
+/* P1K := Phase1(TA, TK, TSC)
+ * TA = transmitter address (48 bits)
+ * TK = dot11DefaultKeyValue or dot11KeyMappingValue (128 bits)
+ * TSC = TKIP sequence counter (48 bits, only 32 msb bits used)
+ * P1K: 80 bits
+ */
+static void tkip_mixing_phase1(const u8 *ta, const u8 *tk, u32 tsc_IV32,
+			       u16 *p1k)
+{
+	int i, j;
+
+	p1k[0] = Lo16(tsc_IV32);
+	p1k[1] = Hi16(tsc_IV32);
+	p1k[2] = Mk16(ta[1], ta[0]);
+	p1k[3] = Mk16(ta[3], ta[2]);
+	p1k[4] = Mk16(ta[5], ta[4]);
+
+	for (i = 0; i < PHASE1_LOOP_COUNT; i++) {
+		j = 2 * (i & 1);
+		p1k[0] += tkip_S(p1k[4] ^ Mk16(tk[ 1 + j], tk[ 0 + j]));
+		p1k[1] += tkip_S(p1k[0] ^ Mk16(tk[ 5 + j], tk[ 4 + j]));
+		p1k[2] += tkip_S(p1k[1] ^ Mk16(tk[ 9 + j], tk[ 8 + j]));
+		p1k[3] += tkip_S(p1k[2] ^ Mk16(tk[13 + j], tk[12 + j]));
+		p1k[4] += tkip_S(p1k[3] ^ Mk16(tk[ 1 + j], tk[ 0 + j])) + i;
+	}
+}
+
+
+static void tkip_mixing_phase2(const u16 *p1k, const u8 *tk, u16 tsc_IV16,
+			       u8 *rc4key)
+{
+	u16 ppk[6];
+	int i;
+
+	ppk[0] = p1k[0];
+	ppk[1] = p1k[1];
+	ppk[2] = p1k[2];
+	ppk[3] = p1k[3];
+	ppk[4] = p1k[4];
+	ppk[5] = p1k[4] + tsc_IV16;
+
+	ppk[0] += tkip_S(ppk[5] ^ Mk16(tk[ 1], tk[ 0]));
+	ppk[1] += tkip_S(ppk[0] ^ Mk16(tk[ 3], tk[ 2]));
+	ppk[2] += tkip_S(ppk[1] ^ Mk16(tk[ 5], tk[ 4]));
+	ppk[3] += tkip_S(ppk[2] ^ Mk16(tk[ 7], tk[ 6]));
+	ppk[4] += tkip_S(ppk[3] ^ Mk16(tk[ 9], tk[ 8]));
+	ppk[5] += tkip_S(ppk[4] ^ Mk16(tk[11], tk[10]));
+	ppk[0] +=  RotR1(ppk[5] ^ Mk16(tk[13], tk[12]));
+	ppk[1] +=  RotR1(ppk[0] ^ Mk16(tk[15], tk[14]));
+	ppk[2] +=  RotR1(ppk[1]);
+	ppk[3] +=  RotR1(ppk[2]);
+	ppk[4] +=  RotR1(ppk[3]);
+	ppk[5] +=  RotR1(ppk[4]);
+
+	rc4key[0] = Hi8(tsc_IV16);
+	rc4key[1] = (Hi8(tsc_IV16) | 0x20) & 0x7f;
+	rc4key[2] = Lo8(tsc_IV16);
+	rc4key[3] = Lo8((ppk[5] ^ Mk16(tk[1], tk[0])) >> 1);
+
+	for (i = 0; i < 6; i++) {
+		rc4key[4 + 2 * i] = Lo8(ppk[i]);
+		rc4key[5 + 2 * i] = Hi8(ppk[i]);
+	}
+}
+
+
+/* Add TKIP IV and Ext. IV at @pos. @iv0, @iv1, and @iv2 are the first octets
+ * of the IV. Returns pointer to the octet following IVs (i.e., beginning of
+ * the packet payload). */
+u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
+			   u8 iv0, u8 iv1, u8 iv2)
+{
+	*pos++ = iv0;
+	*pos++ = iv1;
+	*pos++ = iv2;
+	*pos++ = (key->keyidx << 6) | (1 << 5) /* Ext IV */;
+	*pos++ = key->u.tkip.iv32 & 0xff;
+	*pos++ = (key->u.tkip.iv32 >> 8) & 0xff;
+	*pos++ = (key->u.tkip.iv32 >> 16) & 0xff;
+	*pos++ = (key->u.tkip.iv32 >> 24) & 0xff;
+	return pos;
+}
+
+
+/* Encrypt packet payload with TKIP using @key. @pos is a pointer to the
+ * beginning of the buffer containing payload. This payload must include
+ * headroom of eight octets for IV and Ext. IV and taildroom of four octets
+ * for ICV. @payload_len is the length of payload (_not_ including extra
+ * headroom and tailroom). @ta is the transmitter addresses. */
+void ieee80211_tkip_encrypt_data(struct ieee80211_key *key, u8 *pos,
+				 size_t payload_len, u8 *ta)
+{
+	u8 rc4key[16];
+
+	/* Calculate per-packet key */
+	if (key->u.tkip.iv16 == 0 || !key->u.tkip.tx_initialized) {
+		/* IV16 wrapped around - perform TKIP phase 1 */
+		tkip_mixing_phase1(ta, &key->key[ALG_TKIP_TEMP_ENCR_KEY],
+				   key->u.tkip.iv32, key->u.tkip.p1k);
+		key->u.tkip.tx_initialized = 1;
+	}
+
+	tkip_mixing_phase2(key->u.tkip.p1k, &key->key[ALG_TKIP_TEMP_ENCR_KEY],
+			   key->u.tkip.iv16, rc4key);
+
+	pos = ieee80211_tkip_add_iv(pos, key, rc4key[0], rc4key[1], rc4key[2]);
+	ieee80211_wep_encrypt_data(rc4key, 16, pos, payload_len);
+}
+
+
+/* Decrypt packet payload with TKIP using @key. @pos is a pointer to the
+ * beginning of the buffer containing IEEE 802.11 header payload, i.e.,
+ * including IV, Ext. IV, real data, Michael MIC, ICV. @payload_len is the
+ * length of payload, including IV, Ext. IV, MIC, ICV.  */
+int ieee80211_tkip_decrypt_data(struct ieee80211_key *key, u8 *payload,
+				size_t payload_len, u8 *ta, int only_iv,
+				int queue)
+{
+	u32 iv32;
+	u32 iv16;
+	u8 rc4key[16], keyid, *pos = payload;
+	int res;
+
+	if (payload_len < 12)
+		return -1;
+
+	iv16 = (pos[0] << 8) | pos[2];
+	keyid = pos[3];
+	iv32 = pos[4] | (pos[5] << 8) | (pos[6] << 16) | (pos[7] << 24);
+	pos += 8;
+#ifdef CONFIG_TKIP_DEBUG
+	{
+		int i;
+		printk(KERN_DEBUG "TKIP decrypt: data(len=%zd)", payload_len);
+		for (i = 0; i < payload_len; i++)
+			printk(" %02x", payload[i]);
+		printk("\n");
+		printk(KERN_DEBUG "TKIP decrypt: iv16=%04x iv32=%08x\n",
+		       iv16, iv32);
+	}
+#endif /* CONFIG_TKIP_DEBUG */
+
+	if (!(keyid & (1 << 5)))
+		return TKIP_DECRYPT_NO_EXT_IV;
+
+	if ((keyid >> 6) != key->keyidx)
+		return TKIP_DECRYPT_INVALID_KEYIDX;
+
+	if (key->u.tkip.rx_initialized[queue] &&
+	    (iv32 < key->u.tkip.iv32_rx[queue] ||
+	     (iv32 == key->u.tkip.iv32_rx[queue] &&
+	      iv16 <= key->u.tkip.iv16_rx[queue]))) {
+#ifdef CONFIG_TKIP_DEBUG
+		printk(KERN_DEBUG "TKIP replay detected for RX frame from "
+		       MACSTR " (RX IV (%04x,%02x) <= prev. IV (%04x,%02x)\n",
+		       MAC2STR(ta),
+		       iv32, iv16, key->u.tkip.iv32_rx[queue],
+		       key->u.tkip.iv16_rx[queue]);
+#endif /* CONFIG_TKIP_DEBUG */
+		return TKIP_DECRYPT_REPLAY;
+	}
+
+	if (only_iv) {
+		res = TKIP_DECRYPT_OK;
+		goto done;
+	}
+
+	if (!key->u.tkip.rx_initialized[queue] ||
+	    key->u.tkip.iv32_rx[queue] != iv32) {
+		key->u.tkip.rx_initialized[queue] = 1;
+		/* IV16 wrapped around - perform TKIP phase 1 */
+		tkip_mixing_phase1(ta, &key->key[ALG_TKIP_TEMP_ENCR_KEY],
+				   iv32, key->u.tkip.p1k_rx[queue]);
+#ifdef CONFIG_TKIP_DEBUG
+		{
+			int i;
+			printk(KERN_DEBUG "TKIP decrypt: Phase1 TA=" MACSTR
+			       " TK=", MAC2STR(ta));
+			for (i = 0; i < 16; i++)
+				printk("%02x ",
+				       key->key[ALG_TKIP_TEMP_ENCR_KEY + i]);
+			printk("\n");
+			printk(KERN_DEBUG "TKIP decrypt: P1K=");
+			for (i = 0; i < 5; i++)
+				printk("%04x ", key->u.tkip.p1k_rx[queue][i]);
+			printk("\n");
+		}
+#endif /* CONFIG_TKIP_DEBUG */
+	}
+
+	tkip_mixing_phase2(key->u.tkip.p1k_rx[queue],
+			   &key->key[ALG_TKIP_TEMP_ENCR_KEY],
+			   iv16, rc4key);
+#ifdef CONFIG_TKIP_DEBUG
+	{
+		int i;
+		printk(KERN_DEBUG "TKIP decrypt: Phase2 rc4key=");
+		for (i = 0; i < 16; i++)
+			printk("%02x ", rc4key[i]);
+		printk("\n");
+	}
+#endif /* CONFIG_TKIP_DEBUG */
+
+	res = ieee80211_wep_decrypt_data(rc4key, 16, pos, payload_len - 12);
+ done:
+	if (res == TKIP_DECRYPT_OK) {
+		/* FIX: these should be updated only after Michael MIC has been
+		 * verified */
+		/* Record previously received IV */
+		key->u.tkip.iv32_rx[queue] = iv32;
+		key->u.tkip.iv16_rx[queue] = iv16;
+	}
+
+	return res;
+}
+
+
diff -Nur linux-2.6.16/net/d80211/tkip.h linux-2.6.16-bcm43xx/net/d80211/tkip.h
--- linux-2.6.16/net/d80211/tkip.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/tkip.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef TKIP_H
+#define TKIP_H
+
+#include <linux/types.h>
+#include "ieee80211_key.h"
+
+u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
+			   u8 iv0, u8 iv1, u8 iv2);
+void ieee80211_tkip_encrypt_data(struct ieee80211_key *key, u8 *pos,
+				 size_t payload_len, u8 *ta);
+enum {
+	TKIP_DECRYPT_OK = 0,
+	TKIP_DECRYPT_NO_EXT_IV = -1,
+	TKIP_DECRYPT_INVALID_KEYIDX = -2,
+	TKIP_DECRYPT_REPLAY = -3,
+};
+int ieee80211_tkip_decrypt_data(struct ieee80211_key *key, u8 *payload,
+				size_t payload_len, u8 *ta, int only_iv,
+				int queue);
+
+#endif /* TKIP_H */
diff -Nur linux-2.6.16/net/d80211/wep.c linux-2.6.16-bcm43xx/net/d80211/wep.c
--- linux-2.6.16/net/d80211/wep.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wep.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,423 @@
+/*
+ * Software WEP encryption implementation
+ * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi>
+ * Copyright 2003, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/random.h>
+#include <linux/compiler.h>
+
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "wep.h"
+
+
+static const __u32 crc32_table[256] = {
+	0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
+	0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
+	0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
+	0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
+	0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
+	0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
+	0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
+	0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
+	0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
+	0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
+	0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
+	0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
+	0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
+	0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
+	0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
+	0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
+	0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
+	0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
+	0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
+	0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
+	0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
+	0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
+	0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
+	0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
+	0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
+	0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
+	0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
+	0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
+	0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
+	0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
+	0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
+	0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
+	0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
+	0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
+	0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
+	0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
+	0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
+	0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
+	0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
+	0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
+	0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
+	0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
+	0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
+	0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
+	0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
+	0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
+	0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
+	0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
+	0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
+	0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
+	0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
+	0x2d02ef8dL
+};
+
+
+void ieee80211_wep_init(struct ieee80211_local *local)
+{
+	/* start WEP IV from a random value */
+	get_random_bytes(&local->wep_iv, WEP_IV_LEN);
+}
+
+
+static inline int ieee80211_wep_weak_iv(u32 iv, int keylen)
+{
+	/* Fluhrer, Mantin, and Shamir have reported weaknesses in the
+	 * key scheduling algorithm of RC4. At least IVs (KeyByte + 3,
+	 * 0xff, N) can be used to speedup attacks, so avoid using them. */
+	if ((iv & 0xff00) == 0xff00) {
+		u8 B = (iv >> 16) & 0xff;
+		if (B >= 3 && B < 3 + keylen)
+			return 1;
+	}
+	return 0;
+}
+
+
+void ieee80211_wep_get_iv(struct ieee80211_local *local,
+			  struct ieee80211_key *key, u8 *iv)
+{
+	local->wep_iv++;
+	if (ieee80211_wep_weak_iv(local->wep_iv, key->keylen))
+		local->wep_iv += 0x0100;
+
+	if (iv == NULL)
+		return;
+
+	*iv++ = (local->wep_iv >> 16) & 0xff;
+	*iv++ = (local->wep_iv >> 8) & 0xff;
+	*iv++ = local->wep_iv & 0xff;
+	*iv++ = key->keyidx << 6;
+}
+
+
+u8 * ieee80211_wep_add_iv(struct ieee80211_local *local,
+			  struct sk_buff *skb,
+			  struct ieee80211_key *key)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+	u8 *newhdr;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	fc |= WLAN_FC_ISWEP;
+	hdr->frame_control = cpu_to_le16(fc);
+
+	if ((skb_headroom(skb) < WEP_IV_LEN ||
+	     skb_tailroom(skb) < WEP_ICV_LEN)) {
+		I802_DEBUG_INC(local->tx_expand_skb_head);
+		if (unlikely(pskb_expand_head(skb, WEP_IV_LEN, WEP_ICV_LEN,
+					      GFP_ATOMIC)))
+			return NULL;
+	}
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+	newhdr = skb_push(skb, WEP_IV_LEN);
+	memmove(newhdr, newhdr + WEP_IV_LEN, hdrlen);
+	ieee80211_wep_get_iv(local, key, newhdr + hdrlen);
+	return newhdr + hdrlen;
+}
+
+
+void ieee80211_wep_remove_iv(struct ieee80211_local *local,
+			     struct sk_buff *skb,
+			     struct ieee80211_key *key)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+	memmove(skb->data + WEP_IV_LEN, skb->data, hdrlen);
+	skb_pull(skb, WEP_IV_LEN);
+}
+
+
+/* Perform WEP encryption using given key. data buffer must have tailroom
+ * for 4-byte ICV. data_len must not include this ICV. Note: this function
+ * does _not_ add IV. data = RC4(data | CRC32(data)) */
+void ieee80211_wep_encrypt_data(u8 *rc4key, size_t klen, u8 *data,
+				size_t data_len)
+{
+	u32 i, j, k, crc;
+	u8 S[256];
+	u8 kpos, *pos;
+#define S_SWAP(a,b) do { u8 t = S[a]; S[a] = S[b]; S[b] = t; } while(0)
+
+	/* Setup RC4 state */
+	for (i = 0; i < 256; i++)
+		S[i] = i;
+	j = 0;
+	kpos = 0;
+	for (i = 0; i < 256; i++) {
+		j = (j + S[i] + rc4key[kpos]) & 0xff;
+		kpos++;
+		if (kpos >= klen)
+			kpos = 0;
+		S_SWAP(i, j);
+	}
+
+	/* Compute CRC32 over unencrypted data and apply RC4 to data */
+	pos = data;
+	crc = ~0;
+	i = j = 0;
+	for (k = 0; k < data_len; k++) {
+		crc = crc32_table[(crc ^ *pos) & 0xff] ^ (crc >> 8);
+		i = (i + 1) & 0xff;
+		j = (j + S[i]) & 0xff;
+		S_SWAP(i, j);
+		*pos++ ^= S[(S[i] + S[j]) & 0xff];
+	}
+	crc = ~crc;
+
+	/* Append little-endian CRC32 and encrypt it to produce ICV */
+	pos[0] = crc;
+	pos[1] = crc >> 8;
+	pos[2] = crc >> 16;
+	pos[3] = crc >> 24;
+	for (k = 0; k < 4; k++) {
+		i = (i + 1) & 0xff;
+		j = (j + S[i]) & 0xff;
+		S_SWAP(i, j);
+		*pos++ ^= S[(S[i] + S[j]) & 0xff];
+	}
+}
+
+
+/* Perform WEP encryption on given skb. 4 bytes of extra space (IV) in the
+ * beginning of the buffer 4 bytes of extra space (ICV) in the end of the
+ * buffer will be added. Both IV and ICV will be transmitted, so the
+ * payload length increases with 8 bytes.
+ *
+ * WEP frame payload: IV + TX key idx, RC4(data), ICV = RC4(CRC32(data))
+ */
+int ieee80211_wep_encrypt(struct ieee80211_local *local, struct sk_buff *skb,
+			  struct ieee80211_key *key)
+{
+	u32 klen;
+	u8 *rc4key, *iv;
+	size_t len;
+
+	if (key == NULL || key->alg != ALG_WEP)
+		return -1;
+
+	klen = 3 + key->keylen;
+	rc4key = kmalloc(klen, GFP_ATOMIC);
+	if (rc4key == NULL)
+		return -1;
+
+	iv = ieee80211_wep_add_iv(local, skb, key);
+	if (iv == NULL) {
+		kfree(rc4key);
+		return -1;
+	}
+
+	len = skb->len - (iv + WEP_IV_LEN - skb->data);
+
+	/* Prepend 24-bit IV to RC4 key */
+	memcpy(rc4key, iv, 3);
+
+	/* Copy rest of the WEP key (the secret part) */
+	memcpy(rc4key + 3, key->key, key->keylen);
+
+	/* Add room for ICV */
+	skb_put(skb, WEP_ICV_LEN);
+
+	ieee80211_wep_encrypt_data(rc4key, klen, iv + WEP_IV_LEN, len);
+
+	kfree(rc4key);
+
+	return 0;
+}
+
+
+/* Perform WEP decryption using given key. data buffer includes encrypted
+ * payload, including 4-byte ICV, but _not_ IV. data_len must not include ICV.
+ * Return 0 on success and -1 on ICV mismatch. */
+int ieee80211_wep_decrypt_data(u8 *rc4key, size_t klen, u8 *data,
+			       size_t data_len)
+{
+	u32 i, j, k, crc;
+	u8 S[256];
+	u8 kpos, *pos, crcbuf[WEP_ICV_LEN], *cpos;
+
+	/* Setup RC4 state */
+	for (i = 0; i < 256; i++)
+		S[i] = i;
+	j = 0;
+	kpos = 0;
+	for (i = 0; i < 256; i++) {
+		j = (j + S[i] + rc4key[kpos]) & 0xff;
+		kpos++;
+		if (kpos >= klen)
+			kpos = 0;
+		S_SWAP(i, j);
+	}
+
+	/* Apply RC4 to data and compute CRC32 over decrypted data */
+	pos = data;
+	crc = ~0;
+	i = j = 0;
+	for (k = 0; k < data_len; k++) {
+		i = (i + 1) & 0xff;
+		j = (j + S[i]) & 0xff;
+		S_SWAP(i, j);
+		*pos ^= S[(S[i] + S[j]) & 0xff];
+		crc = crc32_table[(crc ^ *pos++) & 0xff] ^ (crc >> 8);
+	}
+	crc = ~crc;
+
+	/* Decrypt little-endian CRC32 and verify that it matches with the
+	 * received ICV */
+	cpos = crcbuf;
+	crcbuf[0] = crc;
+	crcbuf[1] = crc >> 8;
+	crcbuf[2] = crc >> 16;
+	crcbuf[3] = crc >> 24;
+	for (k = 0; k < WEP_ICV_LEN; k++) {
+		i = (i + 1) & 0xff;
+		j = (j + S[i]) & 0xff;
+		S_SWAP(i, j);
+		if (*cpos++ != (*pos++ ^ S[(S[i] + S[j]) & 0xff])) {
+			/* ICV mismatch */
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+
+/* Perform WEP decryption on given skb. Buffer includes whole WEP part of
+ * the frame: IV (4 bytes), encrypted payload (including SNAP header),
+ * ICV (4 bytes). skb->len includes both IV and ICV.
+ *
+ * Returns 0 if frame was decrypted successfully and ICV was correct and -1 on
+ * failure. If frame is OK, IV and ICV will be removed, i.e., decrypted payload
+ * is moved to the beginning of the skb and skb length will be reduced.
+ */
+int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
+			  struct ieee80211_key *key)
+{
+	u32 klen;
+	u8 *rc4key;
+	u8 keyidx;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+	size_t len;
+	int ret = 0;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	if (!(fc & WLAN_FC_ISWEP))
+		return -1;
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	if (skb->len < 8 + hdrlen)
+		return -1;
+
+	len = skb->len - hdrlen - 8;
+
+	keyidx = skb->data[hdrlen + 3] >> 6;
+
+	if (key == NULL || keyidx != key->keyidx || key->alg != ALG_WEP)
+		return -1;
+
+	klen = 3 + key->keylen;
+
+	rc4key = kmalloc(klen, GFP_ATOMIC);
+	if (rc4key == NULL)
+		return -1;
+
+	/* Prepend 24-bit IV to RC4 key */
+	memcpy(rc4key, skb->data + hdrlen, 3);
+
+	/* Copy rest of the WEP key (the secret part) */
+	memcpy(rc4key + 3, key->key, key->keylen);
+
+	if (ieee80211_wep_decrypt_data(rc4key, klen,
+				       skb->data + hdrlen + WEP_IV_LEN,
+				       len)) {
+		printk(KERN_DEBUG "WEP decrypt failed (ICV)\n");
+		ret = -1;
+	}
+
+	kfree(rc4key);
+
+	/* Trim ICV */
+	skb_trim(skb, skb->len - WEP_ICV_LEN);
+
+	/* Remove IV */
+	memmove(skb->data + WEP_IV_LEN, skb->data, hdrlen);
+	skb_pull(skb, WEP_IV_LEN);
+
+	return ret;
+}
+
+
+int ieee80211_wep_get_keyidx(struct sk_buff *skb)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	if (!(fc & WLAN_FC_ISWEP))
+		return -1;
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	if (skb->len < 8 + hdrlen)
+		return -1;
+
+	return skb->data[hdrlen + 3] >> 6;
+}
+
+
+u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	u16 fc;
+	int hdrlen;
+	u8 *ivpos;
+	u32 iv;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	if (!(fc & WLAN_FC_ISWEP))
+		return NULL;
+
+	hdrlen = ieee80211_get_hdrlen(fc);
+	ivpos = skb->data + hdrlen;
+	iv = (ivpos[0] << 16) | (ivpos[1] << 8) | ivpos[2];
+
+	if (ieee80211_wep_weak_iv(iv, key->keylen))
+		return ivpos;
+
+	return NULL;
+}
diff -Nur linux-2.6.16/net/d80211/wep.h linux-2.6.16-bcm43xx/net/d80211/wep.h
--- linux-2.6.16/net/d80211/wep.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wep.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,39 @@
+/*
+ * Software WEP encryption implementation
+ * Copyright 2002, Jouni Malinen <jkmaline@cc.hut.fi>
+ * Copyright 2003, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef WEP_H
+#define WEP_H
+
+#include <linux/skbuff.h>
+#include <linux/types.h>
+#include "ieee80211_i.h"
+#include "ieee80211_key.h"
+
+void ieee80211_wep_init(struct ieee80211_local *local);
+void ieee80211_wep_get_iv(struct ieee80211_local *local,
+			  struct ieee80211_key *key, u8 *iv);
+u8 * ieee80211_wep_add_iv(struct ieee80211_local *local,
+			  struct sk_buff *skb,
+			  struct ieee80211_key *key);
+void ieee80211_wep_remove_iv(struct ieee80211_local *local,
+			     struct sk_buff *skb,
+			     struct ieee80211_key *key);
+void ieee80211_wep_encrypt_data(u8 *rc4key, size_t klen, u8 *data,
+				size_t data_len);
+int ieee80211_wep_decrypt_data(u8 *rc4key, size_t klen, u8 *data,
+			       size_t data_len);
+int ieee80211_wep_encrypt(struct ieee80211_local *local, struct sk_buff *skb,
+			  struct ieee80211_key *key);
+int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
+			  struct ieee80211_key *key);
+int ieee80211_wep_get_keyidx(struct sk_buff *skb);
+u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key);
+
+#endif /* WEP_H */
diff -Nur linux-2.6.16/net/d80211/wme.c linux-2.6.16-bcm43xx/net/d80211/wme.c
--- linux-2.6.16/net/d80211/wme.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wme.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,695 @@
+/*
+ * Copyright 2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/netdevice.h>
+#include <linux/skbuff.h>
+#include <linux/module.h>
+#include <linux/if_arp.h>
+#include <net/ip.h>
+
+#include <net/d80211.h>
+#include "ieee80211_i.h"
+#include "wme.h"
+
+#define CHILD_QDISC_OPS pfifo_qdisc_ops
+
+static inline int WLAN_FC_IS_QOS_DATA(u16 fc)
+{
+	return (fc & 0x8C) == 0x88;
+}
+
+
+ieee80211_txrx_result
+ieee80211_rx_h_parse_qos(struct ieee80211_txrx_data *rx)
+{
+	u8 *data = rx->skb->data;
+	int tid;
+
+	/* does the frame have a qos control field? */
+	if (WLAN_FC_IS_QOS_DATA(rx->fc)) {
+		u8 *qc = data + ieee80211_get_hdrlen(rx->fc) - QOS_CONTROL_LEN;
+		/* frame has qos control */
+		tid = qc[0] & QOS_CONTROL_TID_MASK;
+	} else {
+		if (unlikely(WLAN_FC_GET_TYPE(rx->fc) == WLAN_FC_TYPE_MGMT)) {
+			/* Separate TID for management frames */
+			tid = NUM_RX_DATA_QUEUES - 1;
+		} else {
+			/* no qos control present */
+			tid = 0; /* 802.1d - Best Effort */
+		}
+	}
+#ifdef CONFIG_D80211_DEBUG_COUNTERS
+	I802_DEBUG_INC(rx->local->wme_rx_queue[tid]);
+	if (rx->sta) {
+		I802_DEBUG_INC(rx->sta->wme_rx_queue[tid]);
+	}
+#endif /* CONFIG_D80211_DEBUG_COUNTERS */
+
+	rx->u.rx.queue = tid;
+	/* Set skb->priority to 1d tag if highest order bit of TID is not set.
+	 * For now, set skb->priority to 0 for other cases. */
+	rx->skb->priority = (tid > 7) ? 0 : tid;
+
+	return TXRX_CONTINUE;
+}
+
+
+ieee80211_txrx_result
+ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx)
+{
+	u16 fc = rx->fc;
+	u8 *data = rx->skb->data;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) data;
+
+	if (!WLAN_FC_IS_QOS_DATA(fc))
+		return TXRX_CONTINUE;
+
+	/* remove the qos control field, update frame type and meta-data */
+	memmove(data + 2, data, ieee80211_get_hdrlen(fc) - 2);
+	hdr = (struct ieee80211_hdr *) skb_pull(rx->skb, 2);
+	/* change frame type to non QOS */
+	rx->fc = fc &= ~(WLAN_FC_STYPE_QOS_DATA << 4);
+	hdr->frame_control = cpu_to_le16(fc);
+
+	return TXRX_CONTINUE;
+}
+
+
+/* maximum number of hardware queues we support. */
+#define TC_80211_MAX_QUEUES 8
+
+struct ieee80211_sched_data
+{
+	struct tcf_proto *filter_list;
+	struct Qdisc *queues[TC_80211_MAX_QUEUES];
+	struct sk_buff_head requeued[TC_80211_MAX_QUEUES];
+};
+
+
+/* given a data frame determine the 802.1p/1d tag to use */
+static inline unsigned classify_1d(struct sk_buff *skb, struct Qdisc *qd)
+{
+	struct iphdr *ip;
+	int dscp;
+	int offset;
+
+#ifdef CONFIG_NET_SCHED
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct tcf_result res = { -1, 0 };
+
+	/* if there is a user set filter list, call out to that */
+	if (q->filter_list) {
+		tc_classify(skb, q->filter_list, &res);
+		if (res.class != -1)
+			return res.class;
+	}
+#endif /* CONFIG_NET_SCHED */
+
+	/* skb->priority values from 256->263 are magic values to
+	 * directly indicate a specific 802.1d priority.
+	 * This is used to allow 802.1d priority to be passed directly in
+	 * from VLAN tags, etc. */
+	if (skb->priority >= 256 && skb->priority <= 263)
+		return skb->priority - 256;
+
+	/* check there is a valid IP header present */
+	offset = ieee80211_get_hdrlen_from_skb(skb) + 8 /* LLC + proto */;
+	if (skb->protocol != __constant_htons(ETH_P_IP) ||
+	    skb->len < offset + sizeof(*ip))
+		return 0;
+
+	ip = (struct iphdr *) (skb->data + offset);
+
+	dscp = ip->tos & 0xfc;
+	switch (dscp) {
+	case 0x20:
+		return 2;
+	case 0x40:
+		return 1;
+	case 0x60:
+		return 3;
+	case 0x80:
+		return 4;
+	case 0xa0:
+		return 5;
+	case 0xc0:
+		return 6;
+	case 0xe0:
+		return 7;
+	default:
+		return 0;
+	}
+}
+
+
+static inline int wme_downgrade_ac(struct sk_buff *skb)
+{
+	switch (skb->priority) {
+	case 6:
+	case 7:
+		skb->priority = 5; /* VO -> VI */
+		return 0;
+	case 4:
+	case 5:
+		skb->priority = 3; /* VI -> BE */
+		return 0;
+	case 0:
+	case 3:
+		skb->priority = 2; /* BE -> BK */
+		return 0;
+	default:
+		return -1;
+	}
+}
+
+
+/* positive return value indicates which queue to use
+ * negative return value indicates to drop the frame */
+static inline int classify80211(struct sk_buff *skb, struct Qdisc *qd)
+{
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_tx_packet_data *pkt_data =
+		(struct ieee80211_tx_packet_data *) skb->cb;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	unsigned short fc = le16_to_cpu(hdr->frame_control);
+	int qos;
+	const int ieee802_1d_to_ac[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
+
+	/* see if frame is data or non data frame */
+	if (unlikely(WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_DATA)) {
+		/* management frames go on AC_VO queue, but are sent
+		* without QoS control fields */
+		return IEEE80211_TX_QUEUE_DATA0;
+	}
+
+	if (unlikely(pkt_data->sdata->type == IEEE80211_SUB_IF_TYPE_MGMT)) {
+		/* Data frames from hostapd (mainly, EAPOL) use AC_VO
+		* and they will include QoS control fields if
+		* the target STA is using WME. */
+		skb->priority = 7;
+		return ieee802_1d_to_ac[skb->priority];
+	}
+
+	/* is this a QoS frame? */
+	qos = fc & (WLAN_FC_STYPE_QOS_DATA << 4);
+
+	if (!qos) {
+		skb->priority = 0; /* required for correct WPA/11i MIC */
+		return ieee802_1d_to_ac[skb->priority];
+	}
+
+	/* use the data classifier to determine what 802.1d tag the
+	* data frame has */
+	skb->priority = classify_1d(skb, qd);
+
+	/* incase we are a client verify acm is not set for this ac */
+	for (; unlikely(local->wmm_acm & BIT(skb->priority)); )
+	{
+		if (wme_downgrade_ac(skb)) {
+			/* No AC with lower priority has acm=0,
+			* drop packet. */
+			return -1;
+		}
+	}
+
+	/* look up which queue to use for frames with this 1d tag */
+	return ieee802_1d_to_ac[skb->priority];
+}
+
+
+static int wme_qdiscop_enqueue(struct sk_buff *skb, struct Qdisc* qd)
+{
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_tx_packet_data *pkt_data =
+		(struct ieee80211_tx_packet_data *) skb->cb;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	unsigned short fc = le16_to_cpu(hdr->frame_control);
+	struct Qdisc *qdisc;
+	int err, queue;
+
+	if (pkt_data->requeue) {
+		skb_queue_tail(&q->requeued[pkt_data->queue], skb);
+		return 0;
+	}
+
+	queue = classify80211(skb, qd);
+
+	/* now we know the 1d priority, fill in the QoS header if there is one
+	 */
+	if (WLAN_FC_IS_QOS_DATA(fc)) {
+		struct qos_control *qc = (struct qos_control *)
+			(skb->data + ieee80211_get_hdrlen(fc) - 2);
+		u8 *p = (u8 *) qc;
+		*p++ = 0; /* do this due to gcc's lack of optimization on
+			   * bitfield ops */
+		*p = 0;
+		qc->tag1d = skb->priority;
+		if (local->wifi_wme_noack_test)
+			qc->ack_policy = 1;
+	}
+
+	if (unlikely(queue >= local->hw->queues)) {
+#if 0
+		if (net_ratelimit()) {
+			printk(KERN_DEBUG "%s - queue=%d (hw does not "
+			       "support) -> %d\n",
+			       __func__, queue, local->hw->queues - 1);
+		}
+#endif
+		queue = local->hw->queues - 1;
+	}
+
+	if (unlikely(queue < 0)) {
+			kfree_skb(skb);
+			err = NET_XMIT_DROP;
+	} else {
+		pkt_data->queue = (unsigned int) queue;
+		qdisc = q->queues[queue];
+		err = qdisc->enqueue(skb, qdisc);
+		if (err == NET_XMIT_SUCCESS) {
+			qd->q.qlen++;
+			qd->bstats.bytes += skb->len;
+			qd->bstats.packets++;
+			return NET_XMIT_SUCCESS;
+		}
+	}
+	qd->qstats.drops++;
+	return err;
+}
+
+
+/* TODO: clean up the cases where master_hard_start_xmit
+ * returns non 0 - it shouldn't ever do that. Once done we
+ * can remove this function */
+static int wme_qdiscop_requeue(struct sk_buff *skb, struct Qdisc* qd)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_tx_packet_data *pkt_data =
+		(struct ieee80211_tx_packet_data *) skb->cb;
+	struct Qdisc *qdisc;
+	int err;
+
+	/* we recorded which queue to use earlier! */
+	qdisc = q->queues[pkt_data->queue];
+
+	if ((err = qdisc->ops->requeue(skb, qdisc)) == 0) {
+		qd->q.qlen++;
+		return 0;
+	}
+	qd->qstats.drops++;
+	return err;
+}
+
+
+static struct sk_buff *wme_qdiscop_dequeue(struct Qdisc* qd)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct net_device *dev = qd->dev;
+	struct ieee80211_local *local = dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	struct ieee80211_tx_queue_stats stats;
+	struct sk_buff *skb;
+	struct Qdisc *qdisc;
+	int queue;
+
+	/* find which hardware queues have space in them */
+	hw->get_tx_stats(dev, &stats);
+
+	/* check all the h/w queues in numeric/priority order */
+	for (queue = 0; queue < hw->queues; queue++) {
+		/* see if there is room in this hardware queue */
+		if (stats.data[queue].len >= stats.data[queue].limit)
+			continue;
+
+		/* there is space - try and get a frame */
+		skb = skb_dequeue(&q->requeued[queue]);
+		if (skb)
+			return skb;
+
+		qdisc = q->queues[queue];
+		skb = qdisc->dequeue(qdisc);
+		if (skb) {
+			qd->q.qlen--;
+			return skb;
+		}
+	}
+	/* returning a NULL here when all the h/w queues are full means we
+	 * never need to call netif_stop_queue in the driver */
+	return NULL;
+}
+
+
+static void wme_qdiscop_reset(struct Qdisc* qd)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	int queue;
+
+	/* QUESTION: should we have some hardware flush functionality here? */
+
+	for (queue = 0; queue < hw->queues; queue++) {
+		skb_queue_purge(&q->requeued[queue]);
+		qdisc_reset(q->queues[queue]);
+	}
+	qd->q.qlen = 0;
+}
+
+
+static void wme_qdiscop_destroy(struct Qdisc* qd)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	struct tcf_proto *tp;
+	int queue;
+
+	while ((tp = q->filter_list) != NULL) {
+		q->filter_list = tp->next;
+		tp->ops->destroy(tp);
+	}
+
+	for (queue=0; queue < hw->queues; queue++) {
+		skb_queue_purge(&q->requeued[queue]);
+		qdisc_destroy(q->queues[queue]);
+		q->queues[queue] = &noop_qdisc;
+	}
+}
+
+
+/* called whenever parameters are updated on existing qdisc */
+static int wme_qdiscop_tune(struct Qdisc *qd, struct rtattr *opt)
+{
+/*	struct ieee80211_sched_data *q = qdisc_priv(qd);
+*/
+	/* check our options block is the right size */
+	/* copy any options to our local structure */
+/*	Ignore options block for now - always use static mapping
+	struct tc_ieee80211_qopt *qopt = RTA_DATA(opt);
+
+	if (opt->rta_len < RTA_LENGTH(sizeof(*qopt)))
+		return -EINVAL;
+	memcpy(q->tag2queue, qopt->tag2queue, sizeof(qopt->tag2queue));
+*/
+	return 0;
+}
+
+
+/* called during initial creation of qdisc on device */
+static int wme_qdiscop_init(struct Qdisc *qd, struct rtattr *opt)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct net_device *dev = qd->dev;
+	struct ieee80211_local *local = dev->priv;
+	int queues = local->hw->queues;
+	int err = 0, i;
+
+	/* check this device is an ieee80211 master type device */
+	if (dev->type != ARPHRD_IEEE80211)
+		return -EINVAL;
+
+	/* check that there is no qdisc currently attached to device
+	 * this ensures that we will be the root qdisc. (I can't find a better
+	 * way to test this explicitly) */
+	if (dev->qdisc_sleeping != &noop_qdisc)
+		return -EINVAL;
+
+	if (qd->flags & TCQ_F_INGRESS)
+		return -EINVAL;
+
+	/* if options were passed in, set them */
+	if (opt) {
+		err = wme_qdiscop_tune(qd, opt);
+	}
+
+	/* create child queues */
+	for (i = 0; i < queues; i++) {
+		skb_queue_head_init(&q->requeued[i]);
+		q->queues[i] = qdisc_create_dflt(qd->dev, &CHILD_QDISC_OPS);
+		if (q->queues[i] == 0) {
+			q->queues[i] = &noop_qdisc;
+			printk(KERN_ERR "%s child qdisc %i creation failed", dev->name, i);
+		}
+	}
+
+	return err;
+}
+
+static int wme_qdiscop_dump(struct Qdisc *qd, struct sk_buff *skb)
+{
+/*	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	unsigned char *p = skb->tail;
+	struct tc_ieee80211_qopt opt;
+
+	memcpy(&opt.tag2queue, q->tag2queue, TC_80211_MAX_TAG + 1);
+	RTA_PUT(skb, TCA_OPTIONS, sizeof(opt), &opt);
+*/	return skb->len;
+/*
+rtattr_failure:
+	skb_trim(skb, p - skb->data);*/
+	return -1;
+}
+
+
+static int wme_classop_graft(struct Qdisc *qd, unsigned long arg,
+			     struct Qdisc *new, struct Qdisc **old)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	unsigned long queue = arg - 1;
+
+	if (queue >= hw->queues)
+		return -EINVAL;
+
+	if (new == NULL)
+		new = &noop_qdisc;
+
+	sch_tree_lock(qd);
+	*old = q->queues[queue];
+	q->queues[queue] = new;
+	qdisc_reset(*old);
+	sch_tree_unlock(qd);
+
+	return 0;
+}
+
+
+static struct Qdisc *
+wme_classop_leaf(struct Qdisc *qd, unsigned long arg)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	unsigned long queue = arg - 1;
+
+	if (queue >= hw->queues)
+		return NULL;
+
+	return q->queues[queue];
+}
+
+
+static unsigned long wme_classop_get(struct Qdisc *qd, u32 classid)
+{
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	unsigned long queue = TC_H_MIN(classid);
+
+	if (queue - 1 >= hw->queues)
+		return 0;
+
+	return queue;
+}
+
+
+static unsigned long wme_classop_bind(struct Qdisc *qd, unsigned long parent,
+				      u32 classid)
+{
+	return wme_classop_get(qd, classid);
+}
+
+
+static void wme_classop_put(struct Qdisc *q, unsigned long cl)
+{
+	/* printk(KERN_DEBUG "entering %s\n", __func__); */
+}
+
+
+static int wme_classop_change(struct Qdisc *qd, u32 handle, u32 parent,
+			      struct rtattr **tca, unsigned long *arg)
+{
+	unsigned long cl = *arg;
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	/* printk(KERN_DEBUG "entering %s\n", __func__); */
+
+	if (cl - 1 > hw->queues)
+		return -ENOENT;
+
+	/* TODO: put code to program hardware queue parameters here,
+	 * to allow programming from tc command line */
+
+	return 0;
+}
+
+
+/* we don't support deleting hardware queues
+ * when we add WMM-SA support - TSPECs may be deleted here */
+static int wme_classop_delete(struct Qdisc *qd, unsigned long cl)
+{
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	/* printk(KERN_DEBUG "entering %s\n", __func__); */
+
+	if (cl - 1 > hw->queues)
+		return -ENOENT;
+	return 0;
+}
+
+
+static int wme_classop_dump_class(struct Qdisc *qd, unsigned long cl,
+				  struct sk_buff *skb, struct tcmsg *tcm)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	/* printk(KERN_DEBUG "entering %s\n", __func__); */
+
+	if (cl - 1 > hw->queues)
+		return -ENOENT;
+	tcm->tcm_handle = TC_H_MIN(cl);
+	tcm->tcm_parent = qd->handle;
+	tcm->tcm_info = q->queues[cl-1]->handle; /* do we need this? */
+	return 0;
+}
+
+
+static void wme_classop_walk(struct Qdisc *qd, struct qdisc_walker *arg)
+{
+	struct ieee80211_local *local = qd->dev->priv;
+	struct ieee80211_hw *hw = local->hw;
+	int queue;
+	/* printk(KERN_DEBUG "entering %s\n", __func__); */
+
+	if (arg->stop)
+		return;
+
+	for (queue = 0; queue < hw->queues; queue++) {
+		if (arg->count < arg->skip) {
+			arg->count++;
+			continue;
+		}
+		/* we should return classids for our internal queues here
+		 * as well as the external ones */
+		if (arg->fn(qd, queue+1, arg) < 0) {
+			arg->stop = 1;
+			break;
+		}
+		arg->count++;
+	}
+}
+
+
+static struct tcf_proto ** wme_classop_find_tcf(struct Qdisc *qd,
+						unsigned long cl)
+{
+	struct ieee80211_sched_data *q = qdisc_priv(qd);
+	/* printk("entering %s\n", __func__); */
+
+	if (cl)
+		return NULL;
+
+	return &q->filter_list;
+}
+
+
+/* this qdisc is classful (i.e. has classes, some of which may have leaf qdiscs attached)
+ * - these are the operations on the classes */
+static struct Qdisc_class_ops class_ops =
+{
+	.graft = wme_classop_graft,
+	.leaf = wme_classop_leaf,
+
+	.get = wme_classop_get,
+	.put = wme_classop_put,
+	.change = wme_classop_change,
+	.delete = wme_classop_delete,
+	.walk = wme_classop_walk,
+
+	.tcf_chain = wme_classop_find_tcf,
+	.bind_tcf = wme_classop_bind,
+	.unbind_tcf = wme_classop_put,
+
+	.dump = wme_classop_dump_class,
+};
+
+
+/* queueing discipline operations */
+static struct Qdisc_ops wme_qdisc_ops =
+{
+	.next = NULL,
+	.cl_ops = &class_ops,
+	.id = "ieee80211",
+	.priv_size = sizeof(struct ieee80211_sched_data),
+
+	.enqueue = wme_qdiscop_enqueue,
+	.dequeue = wme_qdiscop_dequeue,
+	.requeue = wme_qdiscop_requeue,
+	.drop = NULL, /* drop not needed since we are always the root qdisc */
+
+	.init = wme_qdiscop_init,
+	.reset = wme_qdiscop_reset,
+	.destroy = wme_qdiscop_destroy,
+	.change = wme_qdiscop_tune,
+
+	.dump = wme_qdiscop_dump,
+};
+
+
+void ieee80211_install_qdisc(struct net_device *dev)
+{
+	struct Qdisc *qdisc;
+
+	qdisc = qdisc_create_dflt(dev, &wme_qdisc_ops);
+	if (qdisc == NULL) {
+		printk(KERN_ERR "%s: qdisc installation failed\n", dev->name);
+		return;
+	}
+
+	/* same handle as would be allocated by qdisc_alloc_handle() */
+	qdisc->handle = 0x80010000;
+
+	qdisc_lock_tree(dev);
+	list_add_tail(&qdisc->list, &dev->qdisc_list);
+	dev->qdisc_sleeping = qdisc;
+	qdisc_unlock_tree(dev);
+}
+
+
+int ieee80211_wme_register(void)
+{
+	int err = 0;
+
+#ifdef CONFIG_NET_SCHED
+	err = register_qdisc(&wme_qdisc_ops);
+#endif
+	return err;
+}
+
+
+void ieee80211_wme_unregister(void)
+{
+#ifdef CONFIG_NET_SCHED
+	unregister_qdisc(&wme_qdisc_ops);
+#endif
+}
diff -Nur linux-2.6.16/net/d80211/wme.h linux-2.6.16-bcm43xx/net/d80211/wme.h
--- linux-2.6.16/net/d80211/wme.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wme.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,59 @@
+/*
+ * IEEE 802.11 driver (80211.o) - QoS datatypes
+ * Copyright 2004, Instant802 Networks, Inc.
+ * Copyright 2005, Devicescape Software, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _WME_H
+#define _WME_H
+
+#include <asm/byteorder.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <net/pkt_sched.h>
+
+#define QOS_CONTROL_LEN 2
+
+#define QOS_CONTROL_ACK_POLICY_NORMAL 0
+#define QOS_CONTROL_ACK_POLICY_NOACK 1
+
+#define QOS_CONTROL_TID_MASK 0x0f
+#define QOS_CONTROL_ACK_POLICY_SHIFT 5
+
+/* This bit field structure should not be used; it can cause compiler to
+ * generate unaligned accesses and inefficient code. */
+struct qos_control {
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	u8	tag1d:3, /* bits 0-2 */
+  		reserved1:1,
+		eosp:1,
+		ack_policy:2,
+  		reserved2:1;
+#elif defined (__BIG_ENDIAN_BITFIELD)
+	u8	reserved2:1,
+		ack_policy:2,
+		eosp:1,
+		reserved1:1,
+		tag1d:3; /* bits 0-2 */
+#else
+#error	"Please fix <asm/byteorder.h>"
+#endif
+	u8 reserved;
+} __attribute__ ((packed));
+
+ieee80211_txrx_result
+ieee80211_rx_h_parse_qos(struct ieee80211_txrx_data *rx);
+
+ieee80211_txrx_result
+ieee80211_rx_h_remove_qos_control(struct ieee80211_txrx_data *rx);
+
+void ieee80211_install_qdisc(struct net_device *dev);
+
+int ieee80211_wme_register(void);
+void ieee80211_wme_unregister(void);
+
+#endif
diff -Nur linux-2.6.16/net/d80211/wpa.c linux-2.6.16-bcm43xx/net/d80211/wpa.c
--- linux-2.6.16/net/d80211/wpa.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wpa.c	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,825 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/config.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/types.h>
+#include <linux/slab.h>
+#include <linux/skbuff.h>
+#include <linux/compiler.h>
+#include <linux/wireless.h>
+#include <net/iw_handler.h>
+
+#include <net/d80211.h>
+#include <net/d80211_common.h>
+#include "ieee80211_i.h"
+#include "michael.h"
+#include "tkip.h"
+#include "aes_ccm.h"
+#include "wpa.h"
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+#include "hostapd_ioctl.h"
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+
+#define MICHAEL_MIC_HWACCEL
+
+
+int ieee80211_get_hdr_info(const struct sk_buff *skb, u8 **sa, u8 **da,
+			   u8 *qos_tid, u8 **data, size_t *data_len)
+{
+	struct ieee80211_hdr *hdr;
+	size_t hdrlen;
+	u16 fc;
+	int a4_included;
+	u8 *pos;
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	fc = le16_to_cpu(hdr->frame_control);
+
+	hdrlen = 24;
+	if ((fc & (WLAN_FC_FROMDS | WLAN_FC_TODS)) ==
+	    (WLAN_FC_FROMDS | WLAN_FC_TODS)) {
+		hdrlen += ETH_ALEN;
+		*sa = hdr->addr4;
+		*da = hdr->addr3;
+	} else if (fc & WLAN_FC_FROMDS) {
+		*sa = hdr->addr3;
+		*da = hdr->addr1;
+	} else if (fc & WLAN_FC_TODS) {
+		*sa = hdr->addr2;
+		*da = hdr->addr3;
+	} else {
+		*sa = hdr->addr2;
+		*da = hdr->addr1;
+	}
+
+	if (fc & 0x80)
+		hdrlen += 2;
+
+	*data = skb->data + hdrlen;
+	*data_len = skb->len - hdrlen;
+
+	a4_included = (fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) ==
+		(WLAN_FC_TODS | WLAN_FC_FROMDS);
+	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_DATA &&
+	    WLAN_FC_GET_STYPE(fc) & 0x08) {
+		pos = (u8 *) &hdr->addr4;
+		if (a4_included)
+			pos += 6;
+		*qos_tid = pos[0] & 0x0f;
+		*qos_tid |= 0x80; /* qos_included flag */
+	} else
+		*qos_tid = 0;
+
+	return skb->len < hdrlen ? -1 : 0;
+}
+
+
+ieee80211_txrx_result
+ieee80211_tx_h_michael_mic_add(struct ieee80211_txrx_data *tx)
+{
+	u8 *data, *sa, *da, *key, *mic, qos_tid;
+	size_t data_len;
+	u16 fc;
+	struct sk_buff *skb = tx->skb;
+	int authenticator;
+#if defined(CONFIG_HOSTAPD_WPA_TESTING) || defined(MICHAEL_MIC_HWACCEL)
+	int wpa_test = 0;
+#endif
+
+	fc = tx->fc;
+
+	if (!tx->key || tx->key->alg != ALG_TKIP || skb->len < 24 ||
+	    !WLAN_FC_DATA_PRESENT(fc))
+		return TXRX_CONTINUE;
+
+	if (ieee80211_get_hdr_info(skb, &sa, &da, &qos_tid, &data, &data_len))
+		return TXRX_DROP;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if ((tx->sta && tx->sta->wpa_trigger & WPA_TRIGGER_FAIL_TX_MIC) ||
+	    (!tx->u.tx.unicast &&
+	     tx->local->wpa_trigger & WPA_TRIGGER_FAIL_TX_MIC)) {
+		wpa_test = 1;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+#ifdef MICHAEL_MIC_HWACCEL
+	if (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt &&
+	    !tx->fragmented && !wpa_test) {
+		/* hwaccel - with no need for preallocated room for Michael MIC
+		 */
+		return TXRX_CONTINUE;
+	}
+#endif /* MICHAEL_MIC_HWACCEL */
+
+	if (skb_tailroom(skb) < MICHAEL_MIC_LEN) {
+		I802_DEBUG_INC(tx->local->tx_expand_skb_head);
+		if (unlikely(pskb_expand_head(skb, TKIP_IV_LEN,
+					      MICHAEL_MIC_LEN + TKIP_ICV_LEN,
+					      GFP_ATOMIC))) {
+			printk(KERN_DEBUG "%s: failed to allocate more memory "
+			       "for Michael MIC\n", tx->dev->name);
+			return TXRX_DROP;
+		}
+	}
+
+#if 0
+	authenticator = fc & WLAN_FC_FROMDS; /* FIX */
+#else
+	authenticator = 1;
+#endif
+	key = &tx->key->key[authenticator ? ALG_TKIP_TEMP_AUTH_TX_MIC_KEY :
+			    ALG_TKIP_TEMP_AUTH_RX_MIC_KEY];
+	mic = skb_put(skb, MICHAEL_MIC_LEN);
+	michael_mic(key, da, sa, qos_tid & 0x0f, data, data_len, mic);
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (tx->sta && tx->sta->wpa_trigger & WPA_TRIGGER_FAIL_TX_MIC) {
+		printk(KERN_INFO "%s: WPA testing - corrupting TX Michael MIC "
+		       "for STA " MACSTR "\n",
+		       tx->dev->name, MAC2STR(tx->sta->addr));
+		tx->u.tx.control->key_idx = HW_KEY_IDX_INVALID;
+		tx->sta->wpa_trigger &= ~WPA_TRIGGER_FAIL_TX_MIC;
+		tx->wpa_test = 1;
+		mic[0]++;
+	} else if (!tx->u.tx.unicast &&
+		   tx->local->wpa_trigger & WPA_TRIGGER_FAIL_TX_MIC) {
+		printk(KERN_INFO "%s: WPA testing - corrupting TX Michael MIC "
+		       "for Group Key\n", tx->dev->name);
+		tx->u.tx.control->key_idx = HW_KEY_IDX_INVALID;
+		tx->local->wpa_trigger &= ~WPA_TRIGGER_FAIL_TX_MIC;
+		tx->wpa_test = 1;
+		mic[0]++;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	return TXRX_CONTINUE;
+}
+
+
+ieee80211_txrx_result
+ieee80211_rx_h_michael_mic_verify(struct ieee80211_txrx_data *rx)
+{
+	u8 *data, *sa, *da, *key = NULL, qos_tid;
+	size_t data_len;
+	u16 fc;
+	u8 mic[MICHAEL_MIC_LEN];
+	struct sk_buff *skb = rx->skb;
+	int authenticator = 1, wpa_test = 0;
+
+	fc = rx->fc;
+
+	/* If device handles decryption totally, skip this check */
+	if (rx->local->hw->device_hides_wep ||
+	    rx->local->hw->device_strips_mic)
+		return TXRX_CONTINUE;
+
+	if (!rx->key || rx->key->alg != ALG_TKIP ||
+	    !(rx->fc & WLAN_FC_ISWEP) || !WLAN_FC_DATA_PRESENT(fc))
+		return TXRX_CONTINUE;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (rx->sta && rx->sta->wpa_trigger & WPA_TRIGGER_FAIL_RX_MIC) {
+		wpa_test = 1;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+#ifdef MICHAEL_MIC_HWACCEL
+	if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
+	    !rx->key->force_sw_encrypt && !rx->local->conf.sw_decrypt) {
+		if (rx->local->hw->wep_include_iv) {
+			if (skb->len < MICHAEL_MIC_LEN)
+				return TXRX_DROP;
+		}
+		/* Need to verify Michael MIC sometimes in software even when
+		 * hwaccel is used. Atheros ar5212: fragmented frames and QoS
+		 * frames. */
+		if (!rx->fragmented && !wpa_test)
+			goto remove_mic;
+	}
+#endif /* MICHAEL_MIC_HWACCEL */
+
+	if (ieee80211_get_hdr_info(skb, &sa, &da, &qos_tid, &data, &data_len)
+	    || data_len < MICHAEL_MIC_LEN)
+		return TXRX_DROP;
+
+	data_len -= MICHAEL_MIC_LEN;
+
+#if 0
+	authenticator = fc & WLAN_FC_TODS; /* FIX */
+#else
+	authenticator = 1;
+#endif
+	key = &rx->key->key[authenticator ? ALG_TKIP_TEMP_AUTH_RX_MIC_KEY :
+			    ALG_TKIP_TEMP_AUTH_TX_MIC_KEY];
+	michael_mic(key, da, sa, qos_tid & 0x0f, data, data_len, mic);
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (rx->sta && rx->sta->wpa_trigger & WPA_TRIGGER_FAIL_RX_MIC) {
+		printk(KERN_INFO "%s: WPA testing - corrupting RX Michael MIC "
+		       "for STA " MACSTR "\n",
+		       rx->dev->name, MAC2STR(rx->sta->addr));
+		rx->sta->wpa_trigger &= ~WPA_TRIGGER_FAIL_RX_MIC;
+		mic[0]++;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+	if (memcmp(mic, data + data_len, MICHAEL_MIC_LEN) != 0 || wpa_test) {
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+		int i;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+		printk(KERN_DEBUG "%s: invalid Michael MIC in data frame from "
+		       MACSTR "\n", rx->dev->name, MAC2STR(sa));
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+		printk(KERN_DEBUG "   received");
+		for (i = 0; i < MICHAEL_MIC_LEN; i++)
+			printk(" %02x", data[data_len + i]);
+		printk(" expected");
+		for (i = 0; i < MICHAEL_MIC_LEN; i++)
+			printk(" %02x", mic[i]);
+		printk("\n");
+		printk(KERN_DEBUG "   SA=" MACSTR " DA=" MACSTR " key",
+		       MAC2STR(sa), MAC2STR(da));
+		for (i = 0; i < 8; i++)
+			printk(" %02x", key[i]);
+		printk(" (%d)\n", authenticator);
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+		do {
+			struct ieee80211_hdr *hdr;
+			union iwreq_data wrqu;
+			char *buf = kmalloc(128, GFP_ATOMIC);
+			if (buf == NULL)
+				break;
+
+			/* TODO: needed parameters: count, key type, TSC */
+			hdr = (struct ieee80211_hdr *) skb->data;
+			sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
+				"keyid=%d %scast addr=" MACSTR ")",
+				rx->key->keyidx,
+				hdr->addr1[0] & 0x01 ? "broad" : "uni",
+				MAC2STR(hdr->addr2));
+			memset(&wrqu, 0, sizeof(wrqu));
+			wrqu.data.length = strlen(buf);
+			wireless_send_event(rx->dev, IWEVCUSTOM, &wrqu, buf);
+			kfree(buf);
+		} while (0);
+
+		ieee80211_rx_mgmt(rx->dev, rx->skb, rx->u.rx.status,
+				  ieee80211_msg_michael_mic_failure);
+
+		return TXRX_QUEUED;
+	}
+
+#ifdef MICHAEL_MIC_HWACCEL
+ remove_mic:
+#endif /* MICHAEL_MIC_HWACCEL */
+	/* remove Michael MIC from payload */
+	skb_trim(skb, skb->len - MICHAEL_MIC_LEN);
+
+	return TXRX_CONTINUE;
+}
+
+
+static int tkip_encrypt_skb(struct ieee80211_txrx_data *tx,
+			    struct sk_buff *skb, int test)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct ieee80211_key *key = tx->key;
+	int hdrlen, len, tailneed;
+	u16 fc;
+	u8 *pos;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+	len = skb->len - hdrlen;
+
+	tailneed = (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt)
+		? 0 : TKIP_ICV_LEN;
+	if ((skb_headroom(skb) < TKIP_IV_LEN ||
+	     skb_tailroom(skb) < tailneed)) {
+		I802_DEBUG_INC(tx->local->tx_expand_skb_head);
+		if (unlikely(pskb_expand_head(skb, TKIP_IV_LEN, tailneed,
+					      GFP_ATOMIC)))
+			return -1;
+	}
+
+	pos = skb_push(skb, TKIP_IV_LEN);
+	memmove(pos, pos + TKIP_IV_LEN, hdrlen);
+	pos += hdrlen;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (test & WPA_TRIGGER_TX_REPLAY)
+		goto skip_iv_inc;
+iv_inc:
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	/* Increase IV for the frame */
+	key->u.tkip.iv16++;
+	if (key->u.tkip.iv16 == 0)
+		key->u.tkip.iv32++;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (test & WPA_TRIGGER_TX_SKIP_SEQ) {
+		test = 0;
+		goto iv_inc;
+	}
+skip_iv_inc:
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	if (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	    && !tx->wpa_test
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+		) {
+		/* hwaccel - with preallocated room for IV */
+
+		ieee80211_tkip_add_iv(pos, key,
+				      (u8) (key->u.tkip.iv16 >> 8),
+				      (u8) (((key->u.tkip.iv16 >> 8) | 0x20) &
+					    0x7f),
+				      (u8) key->u.tkip.iv16);
+
+		tx->u.tx.control->key_idx = tx->key->hw_key_idx;
+		return 0;
+	}
+
+	/* Add room for ICV */
+	skb_put(skb, TKIP_ICV_LEN);
+
+	hdr = (struct ieee80211_hdr *) skb->data;
+	ieee80211_tkip_encrypt_data(key, pos, len, hdr->addr2);
+	return 0;
+}
+
+
+ieee80211_txrx_result
+ieee80211_tx_h_tkip_encrypt(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+	u16 fc;
+	struct ieee80211_key *key = tx->key;
+	struct sk_buff *skb = tx->skb;
+	int wpa_test = 0, test = 0;
+
+	fc = le16_to_cpu(hdr->frame_control);
+
+	if (!key || key->alg != ALG_TKIP || !WLAN_FC_DATA_PRESENT(fc))
+		return TXRX_CONTINUE;
+
+	tx->u.tx.control->icv_len = TKIP_ICV_LEN;
+	tx->u.tx.control->iv_len = TKIP_IV_LEN;
+	ieee80211_tx_set_iswep(tx);
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if ((tx->sta && tx->sta->wpa_trigger & WPA_TRIGGER_FAIL_TX_ICV) ||
+	    (!tx->u.tx.unicast &&
+	     tx->local->wpa_trigger & WPA_TRIGGER_FAIL_TX_ICV)) {
+		wpa_test = 1;
+	}
+
+	if (tx->sta) {
+		test = tx->sta->wpa_trigger;
+		tx->sta->wpa_trigger &=
+			~(WPA_TRIGGER_TX_REPLAY | WPA_TRIGGER_TX_REPLAY_FRAG |
+			  WPA_TRIGGER_TX_SKIP_SEQ);
+	} else {
+		test = tx->local->wpa_trigger;
+		tx->local->wpa_trigger &=
+			~(WPA_TRIGGER_TX_REPLAY | WPA_TRIGGER_TX_REPLAY_FRAG |
+			  WPA_TRIGGER_TX_SKIP_SEQ);
+	}
+	if (test &
+	    (WPA_TRIGGER_TX_REPLAY | WPA_TRIGGER_TX_REPLAY_FRAG |
+	     WPA_TRIGGER_TX_SKIP_SEQ)) {
+		printk(KERN_INFO "%s: WPA testing - TKIP TX packet number "
+		       "%s%s%s%s\n", tx->dev->name,
+		       tx->sta ? "[UNICAST]" : "[MULTICAST]",
+		       test & WPA_TRIGGER_TX_REPLAY ? "[REPLAY]" : "",
+		       test & WPA_TRIGGER_TX_REPLAY_FRAG ?
+		       "[REPLAY FRAG]" : "",
+		       test & WPA_TRIGGER_TX_SKIP_SEQ ? "[SKIP SEQ]" : "");
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	if (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt &&
+	    !tx->local->hw->wep_include_iv && !wpa_test) {
+		/* hwaccel - with no need for preallocated room for IV/ICV */
+		tx->u.tx.control->key_idx = tx->key->hw_key_idx;
+		return TXRX_CONTINUE;
+	}
+
+	if (tkip_encrypt_skb(tx, skb, test) < 0)
+		return TXRX_DROP;
+
+	if (tx->u.tx.extra_frag) {
+		int i;
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+		if (test & WPA_TRIGGER_TX_REPLAY_FRAG)
+			test |= WPA_TRIGGER_TX_REPLAY;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+		for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+			if (tkip_encrypt_skb(tx, tx->u.tx.extra_frag[i], test)
+			    < 0)
+				return TXRX_DROP;
+		}
+	}
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (tx->sta && tx->sta->wpa_trigger & WPA_TRIGGER_FAIL_TX_ICV) {
+		printk(KERN_INFO "%s: WPA testing - corrupting TX TKIP ICV "
+		       "for STA " MACSTR "\n",
+		       tx->dev->name, MAC2STR(tx->sta->addr));
+		tx->u.tx.control->key_idx = HW_KEY_IDX_INVALID;
+		tx->sta->wpa_trigger &= ~WPA_TRIGGER_FAIL_TX_ICV;
+		skb->data[skb->len - 1]++;
+	} else if (!tx->u.tx.unicast &&
+		   tx->local->wpa_trigger & WPA_TRIGGER_FAIL_TX_ICV) {
+		printk(KERN_INFO "%s: WPA testing - corrupting TX TKIP ICV "
+		       "for Group Key\n",
+		       tx->dev->name);
+		tx->u.tx.control->key_idx = HW_KEY_IDX_INVALID;
+		tx->local->wpa_trigger &= ~WPA_TRIGGER_FAIL_TX_ICV;
+		skb->data[skb->len - 1]++;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	return TXRX_CONTINUE;
+}
+
+
+ieee80211_txrx_result
+ieee80211_rx_h_tkip_decrypt(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
+	u16 fc;
+	int hdrlen, res, hwaccel = 0, wpa_test = 0;
+	struct ieee80211_key *key = rx->key;
+	struct sk_buff *skb = rx->skb;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	if (!rx->key || rx->key->alg != ALG_TKIP ||
+	    !(rx->fc & WLAN_FC_ISWEP) ||
+	    WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_DATA)
+		return TXRX_CONTINUE;
+
+	if (!rx->sta || skb->len - hdrlen < 12)
+		return TXRX_DROP;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (rx->sta && rx->sta->wpa_trigger & WPA_TRIGGER_FAIL_RX_ICV) {
+		printk(KERN_INFO "%s: WPA testing - corrupting RX TKIP ICV "
+		       "for STA " MACSTR "\n",
+		       rx->dev->name, MAC2STR(rx->sta->addr));
+		rx->sta->wpa_trigger &= ~WPA_TRIGGER_FAIL_RX_ICV;
+		skb->data[skb->len - 1]++;
+		wpa_test = 1;
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
+	    !rx->key->force_sw_encrypt && !rx->local->conf.sw_decrypt) {
+		if (!rx->local->hw->wep_include_iv) {
+			/* Hardware takes care of all processing, including
+			 * replay protection, so no need to continue here. */
+			return TXRX_CONTINUE;
+		}
+
+		/* let TKIP code verify IV, but skip decryption */
+		hwaccel = 1;
+	}
+
+	res = ieee80211_tkip_decrypt_data(key, skb->data + hdrlen,
+					  skb->len - hdrlen, rx->sta->addr,
+					  hwaccel, rx->u.rx.queue);
+	if (res != TKIP_DECRYPT_OK || wpa_test) {
+		printk(KERN_DEBUG "%s: TKIP decrypt failed for RX frame from "
+		       MACSTR " (res=%d)\n",
+		       rx->dev->name, MAC2STR(rx->sta->addr), res);
+		return TXRX_DROP;
+	}
+
+	/* Trim ICV */
+	skb_trim(skb, skb->len - TKIP_ICV_LEN);
+
+	/* Remove IV */
+	memmove(skb->data + TKIP_IV_LEN, skb->data, hdrlen);
+	skb_pull(skb, TKIP_IV_LEN);
+
+	return TXRX_CONTINUE;
+}
+
+
+static void ccmp_special_blocks(struct sk_buff *skb, u8 *pn, u8 *b_0, u8 *aad,
+				int encrypted)
+{
+	u16 fc;
+	int a4_included, qos_included;
+	u8 qos_tid, *fc_pos, *data, *sa, *da;
+	int len_a;
+	size_t data_len;
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+
+	fc_pos = (u8 *) &hdr->frame_control;
+	fc = fc_pos[0] ^ (fc_pos[1] << 8);
+	a4_included = (fc & (WLAN_FC_TODS | WLAN_FC_FROMDS)) ==
+		(WLAN_FC_TODS | WLAN_FC_FROMDS);
+
+	ieee80211_get_hdr_info(skb, &sa, &da, &qos_tid, &data, &data_len);
+	data_len -= CCMP_HDR_LEN + (encrypted ? CCMP_MIC_LEN : 0);
+	if (qos_tid & 0x80) {
+		qos_included = 1;
+		qos_tid &= 0x0f;
+	} else
+		qos_included = 0;
+	/* First block, b_0 */
+
+	b_0[0] = 0x59; /* flags: Adata: 1, M: 011, L: 001 */
+	/* Nonce: QoS Priority | A2 | PN */
+	b_0[1] = qos_tid;
+	memcpy(&b_0[2], hdr->addr2, 6);
+	memcpy(&b_0[8], pn, CCMP_PN_LEN);
+	/* l(m) */
+	b_0[14] = (data_len >> 8) & 0xff;
+	b_0[15] = data_len & 0xff;
+
+
+	/* AAD (extra authenticate-only data) / masked 802.11 header
+	 * FC | A1 | A2 | A3 | SC | [A4] | [QC] */
+
+	len_a = a4_included ? 28 : 22;
+	if (qos_included)
+		len_a += 2;
+
+	aad[0] = 0; /* (len_a >> 8) & 0xff; */
+	aad[1] = len_a & 0xff;
+	/* Mask FC: zero subtype b4 b5 b6 */
+	aad[2] = fc_pos[0] & ~(BIT(4) | BIT(5) | BIT(6));
+	/* Retry, PwrMgt, MoreData; set Protected */
+	aad[3] = (fc_pos[1] & ~(BIT(3) | BIT(4) | BIT(5))) | BIT(6);
+	memcpy(&aad[4], &hdr->addr1, 18);
+
+	/* Mask Seq#, leave Frag# */
+	aad[22] = *((u8 *) &hdr->seq_ctrl) & 0x0f;
+	aad[23] = 0;
+	if (a4_included) {
+		memcpy(&aad[24], hdr->addr4, 6);
+		aad[30] = 0;
+		aad[31] = 0;
+	} else
+		memset(&aad[24], 0, 8);
+	if (qos_included) {
+		u8 *dpos = &aad[a4_included ? 30 : 24];
+
+		/* Mask QoS Control field */
+		dpos[0] = qos_tid;
+		dpos[1] = 0;
+	}
+}
+
+
+static inline void ccmp_pn2hdr(u8 *hdr, u8 *pn, int key_id)
+{
+	hdr[0] = pn[5];
+	hdr[1] = pn[4];
+	hdr[2] = 0;
+	hdr[3] = 0x20 | (key_id << 6);
+	hdr[4] = pn[3];
+	hdr[5] = pn[2];
+	hdr[6] = pn[1];
+	hdr[7] = pn[0];
+}
+
+
+static inline int ccmp_hdr2pn(u8 *pn, u8 *hdr)
+{
+	pn[0] = hdr[7];
+	pn[1] = hdr[6];
+	pn[2] = hdr[5];
+	pn[3] = hdr[4];
+	pn[4] = hdr[1];
+	pn[5] = hdr[0];
+	return (hdr[3] >> 6) & 0x03;
+}
+
+
+static int ccmp_encrypt_skb(struct ieee80211_txrx_data *tx,
+			    struct sk_buff *skb, int test)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+	struct ieee80211_key *key = tx->key;
+	int hdrlen, len, tailneed;
+	u16 fc;
+	u8 *pos, *pn;
+	u8 b_0[AES_BLOCK_LEN], aad[2 * AES_BLOCK_LEN];
+	int i;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+	len = skb->len - hdrlen;
+
+	tailneed = (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt)
+		? 0 : CCMP_MIC_LEN;
+
+	if ((skb_headroom(skb) < CCMP_HDR_LEN ||
+	     skb_tailroom(skb) < tailneed)) {
+		I802_DEBUG_INC(tx->local->tx_expand_skb_head);
+		if (unlikely(pskb_expand_head(skb, CCMP_HDR_LEN, tailneed,
+					      GFP_ATOMIC)))
+			return -1;
+	}
+
+	pos = skb_push(skb, CCMP_HDR_LEN);
+	memmove(pos, pos + CCMP_HDR_LEN, hdrlen);
+	hdr = (struct ieee80211_hdr *) pos;
+	pos += hdrlen;
+
+	/* PN = PN + 1 */
+	pn = key->u.ccmp.tx_pn;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (test & WPA_TRIGGER_TX_REPLAY)
+		goto skip_pn_inc;
+pn_inc:
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
+		pn[i]++;
+		if (pn[i])
+			break;
+	}
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (test & WPA_TRIGGER_TX_SKIP_SEQ) {
+		test = 0;
+		goto pn_inc;
+	}
+skip_pn_inc:
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	ccmp_pn2hdr(pos, pn, key->keyidx);
+
+	if (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt) {
+		/* hwaccel - with preallocated room for CCMP header */
+		tx->u.tx.control->key_idx = tx->key->hw_key_idx;
+		return 0;
+	}
+
+	pos += CCMP_HDR_LEN;
+	ccmp_special_blocks(skb, pn, b_0, aad, 0);
+	ieee80211_aes_ccm_encrypt(key->u.ccmp.aes_state, b_0, aad, pos, len,
+				  pos, skb_put(skb, CCMP_MIC_LEN));
+
+	return 0;
+}
+
+
+ieee80211_txrx_result
+ieee80211_tx_h_ccmp_encrypt(struct ieee80211_txrx_data *tx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
+	struct ieee80211_key *key = tx->key;
+	u16 fc;
+	struct sk_buff *skb = tx->skb;
+	int test = 0;
+
+	fc = le16_to_cpu(hdr->frame_control);
+
+	if (!key || key->alg != ALG_CCMP || !WLAN_FC_DATA_PRESENT(fc))
+		return TXRX_CONTINUE;
+
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+	if (tx->sta) {
+		test = tx->sta->wpa_trigger;
+		tx->sta->wpa_trigger = 0;
+	} else {
+		test = tx->local->wpa_trigger;
+		tx->local->wpa_trigger = 0;
+	}
+	if (test &
+	    (WPA_TRIGGER_TX_REPLAY | WPA_TRIGGER_TX_REPLAY_FRAG |
+	     WPA_TRIGGER_TX_SKIP_SEQ)) {
+		printk(KERN_INFO "%s: WPA testing - CCMP TX packet number "
+		       "%s%s%s%s\n", tx->dev->name,
+		       tx->sta ? "[UNICAST]" : "[MULTICAST]",
+		       test & WPA_TRIGGER_TX_REPLAY ? "[REPLAY]" : "",
+		       test & WPA_TRIGGER_TX_REPLAY_FRAG ?
+		       "[REPLAY FRAG]" : "",
+		       test & WPA_TRIGGER_TX_SKIP_SEQ ? "[SKIP SEQ]" : "");
+	}
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+
+	tx->u.tx.control->icv_len = CCMP_MIC_LEN;
+	tx->u.tx.control->iv_len = CCMP_HDR_LEN;
+	ieee80211_tx_set_iswep(tx);
+
+	if (!tx->key->force_sw_encrypt && !tx->local->conf.sw_decrypt &&
+	    !tx->local->hw->wep_include_iv) {
+		/* hwaccel - with no need for preallocated room for CCMP "
+		 * header or MIC fields */
+		tx->u.tx.control->key_idx = tx->key->hw_key_idx;
+		return TXRX_CONTINUE;
+	}
+
+	if (ccmp_encrypt_skb(tx, skb, test) < 0)
+		return TXRX_DROP;
+
+	if (tx->u.tx.extra_frag) {
+		int i;
+#ifdef CONFIG_HOSTAPD_WPA_TESTING
+		if (test & WPA_TRIGGER_TX_REPLAY_FRAG)
+			test |= WPA_TRIGGER_TX_REPLAY;
+#endif /* CONFIG_HOSTAPD_WPA_TESTING */
+		for (i = 0; i < tx->u.tx.num_extra_frag; i++) {
+			if (ccmp_encrypt_skb(tx, tx->u.tx.extra_frag[i], test)
+			    < 0)
+				return TXRX_DROP;
+		}
+	}
+
+	return TXRX_CONTINUE;
+}
+
+
+ieee80211_txrx_result
+ieee80211_rx_h_ccmp_decrypt(struct ieee80211_txrx_data *rx)
+{
+	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
+	u16 fc;
+	int hdrlen;
+	struct ieee80211_key *key = rx->key;
+	struct sk_buff *skb = rx->skb;
+	u8 b_0[AES_BLOCK_LEN], aad[2 * AES_BLOCK_LEN];
+	u8 pn[CCMP_PN_LEN];
+	int data_len;
+
+	fc = le16_to_cpu(hdr->frame_control);
+	hdrlen = ieee80211_get_hdrlen(fc);
+
+	if (!rx->key || rx->key->alg != ALG_CCMP ||
+	    !(rx->fc & WLAN_FC_ISWEP) ||
+	    WLAN_FC_GET_TYPE(rx->fc) != WLAN_FC_TYPE_DATA)
+		return TXRX_CONTINUE;
+
+	data_len = skb->len - hdrlen - CCMP_HDR_LEN - CCMP_MIC_LEN;
+	if (!rx->sta || data_len < 0)
+		return TXRX_DROP;
+
+	if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
+	    !rx->key->force_sw_encrypt && !rx->local->conf.sw_decrypt &&
+	    !rx->local->hw->wep_include_iv)
+		return TXRX_CONTINUE;
+
+	(void) ccmp_hdr2pn(pn, skb->data + hdrlen);
+
+	if (memcmp(pn, key->u.ccmp.rx_pn[rx->u.rx.queue], CCMP_PN_LEN) <= 0) {
+#ifdef CONFIG_D80211_DEBUG
+		u8 *ppn = key->u.ccmp.rx_pn[rx->u.rx.queue];
+		printk(KERN_DEBUG "%s: CCMP replay detected for RX frame from "
+		       MACSTR " (RX PN %02x%02x%02x%02x%02x%02x <= prev. PN "
+		       "%02x%02x%02x%02x%02x%02x)\n", rx->dev->name,
+		       MAC2STR(rx->sta->addr),
+		       pn[0], pn[1], pn[2], pn[3], pn[4], pn[5],
+		       ppn[0], ppn[1], ppn[2], ppn[3], ppn[4], ppn[5]);
+#endif /* CONFIG_D80211_DEBUG */
+		key->u.ccmp.replays++;
+		return TXRX_DROP;
+	}
+
+	if ((rx->u.rx.status->flag & RX_FLAG_DECRYPTED) &&
+	    !rx->key->force_sw_encrypt && !rx->local->conf.sw_decrypt) {
+		/* hwaccel has already decrypted frame and verified MIC */
+	} else {
+		ccmp_special_blocks(skb, pn, b_0, aad, 1);
+
+		if (ieee80211_aes_ccm_decrypt(
+			    key->u.ccmp.aes_state, b_0, aad,
+			    skb->data + hdrlen + CCMP_HDR_LEN, data_len,
+			    skb->data + skb->len - CCMP_MIC_LEN,
+			    skb->data + hdrlen + CCMP_HDR_LEN)) {
+			printk(KERN_DEBUG "%s: CCMP decrypt failed for RX "
+			       "frame from " MACSTR "\n", rx->dev->name,
+			       MAC2STR(rx->sta->addr));
+			return TXRX_DROP;
+		}
+	}
+
+	memcpy(key->u.ccmp.rx_pn[rx->u.rx.queue], pn, CCMP_PN_LEN);
+
+	/* Remove CCMP header and MIC */
+	skb_trim(skb, skb->len - CCMP_MIC_LEN);
+	memmove(skb->data + CCMP_HDR_LEN, skb->data, hdrlen);
+	skb_pull(skb, CCMP_HDR_LEN);
+
+	return TXRX_CONTINUE;
+}
+
diff -Nur linux-2.6.16/net/d80211/wpa.h linux-2.6.16-bcm43xx/net/d80211/wpa.h
--- linux-2.6.16/net/d80211/wpa.h	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/d80211/wpa.h	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2002-2004, Instant802 Networks, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef WPA_H
+#define WPA_H
+
+#include <linux/skbuff.h>
+#include <linux/types.h>
+#include "ieee80211_i.h"
+
+ieee80211_txrx_result
+ieee80211_tx_h_michael_mic_add(struct ieee80211_txrx_data *tx);
+ieee80211_txrx_result
+ieee80211_rx_h_michael_mic_verify(struct ieee80211_txrx_data *rx);
+
+ieee80211_txrx_result
+ieee80211_tx_h_tkip_encrypt(struct ieee80211_txrx_data *tx);
+ieee80211_txrx_result
+ieee80211_rx_h_tkip_decrypt(struct ieee80211_txrx_data *rx);
+
+ieee80211_txrx_result
+ieee80211_tx_h_ccmp_encrypt(struct ieee80211_txrx_data *tx);
+ieee80211_txrx_result
+ieee80211_rx_h_ccmp_decrypt(struct ieee80211_txrx_data *rx);
+
+int ieee80211_get_hdr_info(const struct sk_buff *skb, u8 **sa, u8 **da,
+			   u8 *qos_tid, u8 **data, size_t *data_len);
+
+#endif /* WPA_H */
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_crypt.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt.c
--- linux-2.6.16/net/ieee80211/ieee80211_crypt.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt.c	2006-03-28 22:16:14.000000000 +0200
@@ -18,7 +18,6 @@
 #include <linux/string.h>
 #include <net/ieee80211.h>
 
-
 MODULE_AUTHOR("Jouni Malinen");
 MODULE_DESCRIPTION("HostAP crypto");
 MODULE_LICENSE("GPL");
@@ -33,11 +32,11 @@
 
 void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, int force)
 {
- 	struct ieee80211_crypt_data *entry, *next;
+	struct ieee80211_crypt_data *entry, *next;
 	unsigned long flags;
 
 	spin_lock_irqsave(&ieee->lock, flags);
- 	list_for_each_entry_safe(entry, next, &ieee->crypt_deinit_list, list) {
+	list_for_each_entry_safe(entry, next, &ieee->crypt_deinit_list, list) {
 		if (atomic_read(&entry->refcnt) != 0 && !force)
 			continue;
 
@@ -141,9 +140,9 @@
 	spin_unlock_irqrestore(&ieee80211_crypto_lock, flags);
 	return -EINVAL;
 
- found:
+      found:
 	printk(KERN_DEBUG "ieee80211_crypt: unregistered algorithm "
-			  "'%s'\n", ops->name);
+	       "'%s'\n", ops->name);
 	list_del(&alg->list);
 	spin_unlock_irqrestore(&ieee80211_crypto_lock, flags);
 	kfree(alg);
@@ -163,7 +162,7 @@
 	spin_unlock_irqrestore(&ieee80211_crypto_lock, flags);
 	return NULL;
 
- found:
+      found:
 	spin_unlock_irqrestore(&ieee80211_crypto_lock, flags);
 	return alg->ops;
 }
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_crypt_ccmp.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_ccmp.c
--- linux-2.6.16/net/ieee80211/ieee80211_crypt_ccmp.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_ccmp.c	2006-03-28 22:16:14.000000000 +0200
@@ -190,7 +190,8 @@
 	ieee80211_ccmp_aes_encrypt(tfm, b0, s0);
 }
 
-static int ieee80211_ccmp_hdr(struct sk_buff *skb, int hdr_len, void *priv)
+static int ieee80211_ccmp_hdr(struct sk_buff *skb, int hdr_len,
+			      u8 *aeskey, int keylen, void *priv)
 {
 	struct ieee80211_ccmp_data *key = priv;
 	int i;
@@ -199,6 +200,9 @@
 	if (skb_headroom(skb) < CCMP_HDR_LEN || skb->len < hdr_len)
 		return -1;
 
+	if (aeskey != NULL && keylen >= CCMP_TK_LEN)
+		memcpy(aeskey, key->key, CCMP_TK_LEN);
+
 	pos = skb_push(skb, CCMP_HDR_LEN);
 	memmove(pos, pos + CCMP_HDR_LEN, hdr_len);
 	pos += hdr_len;
@@ -238,7 +242,7 @@
 		return -1;
 
 	data_len = skb->len - hdr_len;
-	len = ieee80211_ccmp_hdr(skb, hdr_len, priv);
+	len = ieee80211_ccmp_hdr(skb, hdr_len, NULL, 0, priv);
 	if (len < 0)
 		return -1;
 
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_crypt_tkip.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_tkip.c
--- linux-2.6.16/net/ieee80211/ieee80211_crypt_tkip.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_tkip.c	2006-03-28 22:16:14.000000000 +0200
@@ -80,10 +80,9 @@
 {
 	struct ieee80211_tkip_data *priv;
 
-	priv = kmalloc(sizeof(*priv), GFP_ATOMIC);
+	priv = kzalloc(sizeof(*priv), GFP_ATOMIC);
 	if (priv == NULL)
 		goto fail;
-	memset(priv, 0, sizeof(*priv));
 
 	priv->key_idx = key_idx;
 
@@ -271,34 +270,33 @@
 #endif
 }
 
-static u8 *ieee80211_tkip_hdr(struct sk_buff *skb, int hdr_len, void *priv)
+static int ieee80211_tkip_hdr(struct sk_buff *skb, int hdr_len,
+			      u8 * rc4key, int keylen, void *priv)
 {
 	struct ieee80211_tkip_data *tkey = priv;
 	int len;
-	u8 *rc4key, *pos, *icv;
+	u8 *pos;
 	struct ieee80211_hdr_4addr *hdr;
-	u32 crc;
 
 	hdr = (struct ieee80211_hdr_4addr *)skb->data;
 
 	if (skb_headroom(skb) < 8 || skb->len < hdr_len)
-		return NULL;
+		return -1;
+
+	if (rc4key == NULL || keylen < 16)
+		return -1;
 
 	if (!tkey->tx_phase1_done) {
 		tkip_mixing_phase1(tkey->tx_ttak, tkey->key, hdr->addr2,
 				   tkey->tx_iv32);
 		tkey->tx_phase1_done = 1;
 	}
-	rc4key = kmalloc(16, GFP_ATOMIC);
-	if (!rc4key)
-		return NULL;
 	tkip_mixing_phase2(rc4key, tkey->key, tkey->tx_ttak, tkey->tx_iv16);
 
 	len = skb->len - hdr_len;
 	pos = skb_push(skb, 8);
 	memmove(pos, pos + 8, hdr_len);
 	pos += hdr_len;
-	icv = skb_put(skb, 4);
 
 	*pos++ = *rc4key;
 	*pos++ = *(rc4key + 1);
@@ -309,28 +307,28 @@
 	*pos++ = (tkey->tx_iv32 >> 16) & 0xff;
 	*pos++ = (tkey->tx_iv32 >> 24) & 0xff;
 
-	crc = ~crc32_le(~0, pos, len);
-	icv[0] = crc;
-	icv[1] = crc >> 8;
-	icv[2] = crc >> 16;
-	icv[3] = crc >> 24;
+	tkey->tx_iv16++;
+	if (tkey->tx_iv16 == 0) {
+		tkey->tx_phase1_done = 0;
+		tkey->tx_iv32++;
+	}
 
-	return rc4key;
+	return 8;
 }
 
 static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
 {
 	struct ieee80211_tkip_data *tkey = priv;
 	int len;
-	const u8 *rc4key;
-	u8 *pos;
+	u8 rc4key[16], *pos, *icv;
+	u32 crc;
 	struct scatterlist sg;
 
 	if (tkey->flags & IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) {
 		if (net_ratelimit()) {
 			struct ieee80211_hdr_4addr *hdr =
 			    (struct ieee80211_hdr_4addr *)skb->data;
-			printk(KERN_DEBUG "TKIP countermeasures: dropped "
+			printk(KERN_DEBUG ": TKIP countermeasures: dropped "
 			       "TX packet to " MAC_FMT "\n",
 			       MAC_ARG(hdr->addr1));
 		}
@@ -343,22 +341,23 @@
 	len = skb->len - hdr_len;
 	pos = skb->data + hdr_len;
 
-	rc4key = ieee80211_tkip_hdr(skb, hdr_len, priv);
-	if (!rc4key)
+	if ((ieee80211_tkip_hdr(skb, hdr_len, rc4key, 16, priv)) < 0)
 		return -1;
 
+	icv = skb_put(skb, 4);
+
+	crc = ~crc32_le(~0, pos, len);
+	icv[0] = crc;
+	icv[1] = crc >> 8;
+	icv[2] = crc >> 16;
+	icv[3] = crc >> 24;
+
 	crypto_cipher_setkey(tkey->tfm_arc4, rc4key, 16);
 	sg.page = virt_to_page(pos);
 	sg.offset = offset_in_page(pos);
 	sg.length = len + 4;
 	crypto_cipher_encrypt(tkey->tfm_arc4, &sg, &sg, len + 4);
 
-	tkey->tx_iv16++;
-	if (tkey->tx_iv16 == 0) {
-		tkey->tx_phase1_done = 0;
-		tkey->tx_iv32++;
-	}
-
 	return 0;
 }
 
@@ -379,7 +378,7 @@
 
 	if (tkey->flags & IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) {
 		if (net_ratelimit()) {
-			printk(KERN_DEBUG "TKIP countermeasures: dropped "
+			printk(KERN_DEBUG ": TKIP countermeasures: dropped "
 			       "received packet from " MAC_FMT "\n",
 			       MAC_ARG(hdr->addr2));
 		}
@@ -695,6 +694,7 @@
 	.name = "TKIP",
 	.init = ieee80211_tkip_init,
 	.deinit = ieee80211_tkip_deinit,
+	.build_iv = ieee80211_tkip_hdr,
 	.encrypt_mpdu = ieee80211_tkip_encrypt,
 	.decrypt_mpdu = ieee80211_tkip_decrypt,
 	.encrypt_msdu = ieee80211_michael_mic_add,
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_crypt_wep.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_wep.c
--- linux-2.6.16/net/ieee80211/ieee80211_crypt_wep.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_crypt_wep.c	2006-03-28 22:16:14.000000000 +0200
@@ -76,7 +76,8 @@
 }
 
 /* Add WEP IV/key info to a frame that has at least 4 bytes of headroom */
-static int prism2_wep_build_iv(struct sk_buff *skb, int hdr_len, void *priv)
+static int prism2_wep_build_iv(struct sk_buff *skb, int hdr_len,
+			       u8 *key, int keylen, void *priv)
 {
 	struct prism2_wep_data *wep = priv;
 	u32 klen, len;
@@ -131,7 +132,7 @@
 		return -1;
 	
 	/* add the IV to the frame */
-	if (prism2_wep_build_iv(skb, hdr_len, priv))
+	if (prism2_wep_build_iv(skb, hdr_len, NULL, 0, priv))
 		return -1;
 	
 	/* Copy the IV into the first 3 bytes of the key */
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_geo.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_geo.c
--- linux-2.6.16/net/ieee80211/ieee80211_geo.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_geo.c	2006-03-28 22:16:14.000000000 +0200
@@ -50,7 +50,8 @@
 
 	/* Driver needs to initialize the geography map before using
 	 * these helper functions */
-	BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
+	if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
+		return 0;
 
 	if (ieee->freq_band & IEEE80211_24GHZ_BAND)
 		for (i = 0; i < ieee->geo.bg_channels; i++)
@@ -58,13 +59,15 @@
 			 * this is a B only channel, we don't see it
 			 * as valid. */
 			if ((ieee->geo.bg[i].channel == channel) &&
+			    !(ieee->geo.bg[i].flags & IEEE80211_CH_INVALID) &&
 			    (!(ieee->mode & IEEE_G) ||
 			     !(ieee->geo.bg[i].flags & IEEE80211_CH_B_ONLY)))
 				return IEEE80211_24GHZ_BAND;
 
 	if (ieee->freq_band & IEEE80211_52GHZ_BAND)
 		for (i = 0; i < ieee->geo.a_channels; i++)
-			if (ieee->geo.a[i].channel == channel)
+			if ((ieee->geo.a[i].channel == channel) &&
+			    !(ieee->geo.a[i].flags & IEEE80211_CH_INVALID))
 				return IEEE80211_52GHZ_BAND;
 
 	return 0;
@@ -76,7 +79,8 @@
 
 	/* Driver needs to initialize the geography map before using
 	 * these helper functions */
-	BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
+	if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
+		return -1;
 
 	if (ieee->freq_band & IEEE80211_24GHZ_BAND)
 		for (i = 0; i < ieee->geo.bg_channels; i++)
@@ -97,7 +101,8 @@
 
 	/* Driver needs to initialize the geography map before using
 	 * these helper functions */
-	BUG_ON(ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0);
+	if (ieee->geo.bg_channels == 0 && ieee->geo.a_channels == 0)
+		return 0;
 
 	freq /= 100000;
 
@@ -133,6 +138,41 @@
 	return &ieee->geo;
 }
 
+u8 ieee80211_get_channel_flags(struct ieee80211_device * ieee, u8 channel)
+{
+	int index = ieee80211_channel_to_index(ieee, channel);
+
+	if (index == -1)
+		return IEEE80211_CH_INVALID;
+
+	if (channel <= IEEE80211_24GHZ_CHANNELS)
+		return ieee->geo.bg[index].flags;
+
+	return ieee->geo.a[index].flags;
+}
+
+static const struct ieee80211_channel bad_channel = {
+	.channel = 0,
+	.flags = IEEE80211_CH_INVALID,
+	.max_power = 0,
+};
+
+const struct ieee80211_channel *ieee80211_get_channel(struct ieee80211_device
+						      *ieee, u8 channel)
+{
+	int index = ieee80211_channel_to_index(ieee, channel);
+
+	if (index == -1)
+		return &bad_channel;
+
+	if (channel <= IEEE80211_24GHZ_CHANNELS)
+		return &ieee->geo.bg[index];
+
+	return &ieee->geo.a[index];
+}
+
+EXPORT_SYMBOL(ieee80211_get_channel);
+EXPORT_SYMBOL(ieee80211_get_channel_flags);
 EXPORT_SYMBOL(ieee80211_is_valid_channel);
 EXPORT_SYMBOL(ieee80211_freq_to_channel);
 EXPORT_SYMBOL(ieee80211_channel_to_index);
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_module.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_module.c
--- linux-2.6.16/net/ieee80211/ieee80211_module.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_module.c	2006-03-28 22:16:14.000000000 +0200
@@ -82,10 +82,28 @@
 	return 0;
 }
 
+void ieee80211_network_reset(struct ieee80211_network *network)
+{
+	if (!network)
+		return;
+
+	if (network->ibss_dfs) {
+		kfree(network->ibss_dfs);
+		network->ibss_dfs = NULL;
+	}
+}
+
 static inline void ieee80211_networks_free(struct ieee80211_device *ieee)
 {
+	int i;
+
 	if (!ieee->networks)
 		return;
+
+	for (i = 0; i < MAX_NETWORK_COUNT; i++)
+		if (ieee->networks[i].ibss_dfs)
+			kfree(ieee->networks[i].ibss_dfs);
+
 	kfree(ieee->networks);
 	ieee->networks = NULL;
 }
@@ -195,7 +213,7 @@
 
 static int debug = 0;
 u32 ieee80211_debug_level = 0;
-struct proc_dir_entry *ieee80211_proc = NULL;
+static struct proc_dir_entry *ieee80211_proc = NULL;
 
 static int show_debug_level(char *page, char **start, off_t offset,
 			    int count, int *eof, void *data)
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_rx.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_rx.c
--- linux-2.6.16/net/ieee80211/ieee80211_rx.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_rx.c	2006-03-28 22:16:14.000000000 +0200
@@ -369,8 +369,8 @@
 
 	/* Put this code here so that we avoid duplicating it in all
 	 * Rx paths. - Jean II */
+#ifdef CONFIG_WIRELESS_EXT
 #ifdef IW_WIRELESS_SPY		/* defined in iw_handler.h */
-#ifdef CONFIG_NET_RADIO
 	/* If spy monitoring on */
 	if (ieee->spy_data.spy_number > 0) {
 		struct iw_quality wstats;
@@ -397,8 +397,8 @@
 		/* Update spy records */
 		wireless_spy_update(ieee->dev, hdr->addr2, &wstats);
 	}
-#endif				/* CONFIG_NET_RADIO */
 #endif				/* IW_WIRELESS_SPY */
+#endif				/* CONFIG_WIRELESS_EXT */
 
 #ifdef NOT_YET
 	hostap_update_rx_stats(local->ap, hdr, rx_stats);
@@ -574,7 +574,7 @@
 	/* skb: hdr + (possibly fragmented) plaintext payload */
 	// PR: FIXME: hostap has additional conditions in the "if" below:
 	// ieee->host_decrypt && (fc & IEEE80211_FCTL_PROTECTED) &&
-	if ((frag != 0 || (fc & IEEE80211_FCTL_MOREFRAGS))) {
+	if ((frag != 0) || (fc & IEEE80211_FCTL_MOREFRAGS)) {
 		int flen;
 		struct sk_buff *frag_skb = ieee80211_frag_cache_get(ieee, hdr);
 		IEEE80211_DEBUG_FRAG("Rx Fragment received (%u)\n", frag);
@@ -754,7 +754,14 @@
 		memset(skb->cb, 0, sizeof(skb->cb));
 		skb->dev = dev;
 		skb->ip_summed = CHECKSUM_NONE;	/* 802.11 crc not sufficient */
-		netif_rx(skb);
+		if (netif_rx(skb) == NET_RX_DROP) {
+			/* netif_rx always succeeds, but it might drop
+			 * the packet.  If it drops the packet, we log that
+			 * in our stats. */
+			IEEE80211_DEBUG_DROP
+			    ("RX: netif_rx dropped the packet\n");
+			stats->rx_dropped++;
+		}
 	}
 
       rx_exit:
@@ -930,6 +937,45 @@
 	return rc;
 }
 
+#ifdef CONFIG_IEEE80211_DEBUG
+#define MFIE_STRING(x) case MFIE_TYPE_ ##x: return #x
+
+static const char *get_info_element_string(u16 id)
+{
+	switch (id) {
+		MFIE_STRING(SSID);
+		MFIE_STRING(RATES);
+		MFIE_STRING(FH_SET);
+		MFIE_STRING(DS_SET);
+		MFIE_STRING(CF_SET);
+		MFIE_STRING(TIM);
+		MFIE_STRING(IBSS_SET);
+		MFIE_STRING(COUNTRY);
+		MFIE_STRING(HOP_PARAMS);
+		MFIE_STRING(HOP_TABLE);
+		MFIE_STRING(REQUEST);
+		MFIE_STRING(CHALLENGE);
+		MFIE_STRING(POWER_CONSTRAINT);
+		MFIE_STRING(POWER_CAPABILITY);
+		MFIE_STRING(TPC_REQUEST);
+		MFIE_STRING(TPC_REPORT);
+		MFIE_STRING(SUPP_CHANNELS);
+		MFIE_STRING(CSA);
+		MFIE_STRING(MEASURE_REQUEST);
+		MFIE_STRING(MEASURE_REPORT);
+		MFIE_STRING(QUIET);
+		MFIE_STRING(IBSS_DFS);
+		MFIE_STRING(ERP_INFO);
+		MFIE_STRING(RSN);
+		MFIE_STRING(RATES_EX);
+		MFIE_STRING(GENERIC);
+		MFIE_STRING(QOS_PARAMETER);
+	default:
+		return "UNKNOWN";
+	}
+}
+#endif
+
 static int ieee80211_parse_info_param(struct ieee80211_info_element
 				      *info_element, u16 length,
 				      struct ieee80211_network *network)
@@ -1040,7 +1086,9 @@
 			break;
 
 		case MFIE_TYPE_TIM:
-			IEEE80211_DEBUG_MGMT("MFIE_TYPE_TIM: ignored\n");
+			network->tim.tim_count = info_element->data[0];
+			network->tim.tim_period = info_element->data[1];
+			IEEE80211_DEBUG_MGMT("MFIE_TYPE_TIM: partially ignored\n");
 			break;
 
 		case MFIE_TYPE_ERP_INFO:
@@ -1091,10 +1139,49 @@
 			printk(KERN_ERR
 			       "QoS Error need to parse QOS_PARAMETER IE\n");
 			break;
+			/* 802.11h */
+		case MFIE_TYPE_POWER_CONSTRAINT:
+			network->power_constraint = info_element->data[0];
+			network->flags |= NETWORK_HAS_POWER_CONSTRAINT;
+			break;
+
+		case MFIE_TYPE_CSA:
+			network->power_constraint = info_element->data[0];
+			network->flags |= NETWORK_HAS_CSA;
+			break;
+
+		case MFIE_TYPE_QUIET:
+			network->quiet.count = info_element->data[0];
+			network->quiet.period = info_element->data[1];
+			network->quiet.duration = info_element->data[2];
+			network->quiet.offset = info_element->data[3];
+			network->flags |= NETWORK_HAS_QUIET;
+			break;
+
+		case MFIE_TYPE_IBSS_DFS:
+			if (network->ibss_dfs)
+				break;
+			network->ibss_dfs =
+			    kmalloc(info_element->len, GFP_ATOMIC);
+			if (!network->ibss_dfs)
+				return 1;
+			memcpy(network->ibss_dfs, info_element->data,
+			       info_element->len);
+			network->flags |= NETWORK_HAS_IBSS_DFS;
+			break;
+
+		case MFIE_TYPE_TPC_REPORT:
+			network->tpc_report.transmit_power =
+			    info_element->data[0];
+			network->tpc_report.link_margin = info_element->data[1];
+			network->flags |= NETWORK_HAS_TPC_REPORT;
+			break;
 
 		default:
-			IEEE80211_DEBUG_MGMT("unsupported IE %d\n",
-					     info_element->id);
+			IEEE80211_DEBUG_MGMT
+			    ("Unsupported info element: %s (%d)\n",
+			     get_info_element_string(info_element->id),
+			     info_element->id);
 			break;
 		}
 
@@ -1110,7 +1197,9 @@
 static int ieee80211_handle_assoc_resp(struct ieee80211_device *ieee, struct ieee80211_assoc_response
 				       *frame, struct ieee80211_rx_stats *stats)
 {
-	struct ieee80211_network network_resp;
+	struct ieee80211_network network_resp = {
+		.ibss_dfs = NULL,
+	};
 	struct ieee80211_network *network = &network_resp;
 	struct net_device *dev = ieee->dev;
 
@@ -1253,7 +1342,22 @@
 	int qos_active;
 	u8 old_param;
 
-	memcpy(&dst->stats, &src->stats, sizeof(struct ieee80211_rx_stats));
+	ieee80211_network_reset(dst);
+	dst->ibss_dfs = src->ibss_dfs;
+
+	/* We only update the statistics if they were created by receiving
+	 * the network information on the actual channel the network is on.
+	 * 
+	 * This keeps beacons received on neighbor channels from bringing
+	 * down the signal level of an AP. */
+	if (dst->channel == src->stats.received_channel)
+		memcpy(&dst->stats, &src->stats,
+		       sizeof(struct ieee80211_rx_stats));
+	else
+		IEEE80211_DEBUG_SCAN("Network " MAC_FMT " info received "
+			"off channel (%d vs. %d)\n", MAC_ARG(src->bssid),
+			dst->channel, src->stats.received_channel);
+
 	dst->capability = src->capability;
 	memcpy(dst->rates, src->rates, src->rates_len);
 	dst->rates_len = src->rates_len;
@@ -1269,6 +1373,7 @@
 	dst->listen_interval = src->listen_interval;
 	dst->atim_window = src->atim_window;
 	dst->erp_value = src->erp_value;
+	dst->tim = src->tim;
 
 	memcpy(dst->wpa_ie, src->wpa_ie, src->wpa_ie_len);
 	dst->wpa_ie_len = src->wpa_ie_len;
@@ -1313,7 +1418,9 @@
 						    *stats)
 {
 	struct net_device *dev = ieee->dev;
-	struct ieee80211_network network;
+	struct ieee80211_network network = {
+		.ibss_dfs = NULL,
+	};
 	struct ieee80211_network *target;
 	struct ieee80211_network *oldest = NULL;
 #ifdef CONFIG_IEEE80211_DEBUG
@@ -1386,6 +1493,7 @@
 					     escape_essid(target->ssid,
 							  target->ssid_len),
 					     MAC_ARG(target->bssid));
+			ieee80211_network_reset(target);
 		} else {
 			/* Otherwise just pull from the free list */
 			target = list_entry(ieee->network_free_list.next,
@@ -1402,6 +1510,7 @@
 				     "BEACON" : "PROBE RESPONSE");
 #endif
 		memcpy(target, &network, sizeof(*target));
+		network.ibss_dfs = NULL;
 		list_add_tail(&target->list, &ieee->network_list);
 	} else {
 		IEEE80211_DEBUG_SCAN("Updating '%s' (" MAC_FMT ") via %s.\n",
@@ -1411,6 +1520,7 @@
 				     is_beacon(beacon->header.frame_ctl) ?
 				     "BEACON" : "PROBE RESPONSE");
 		update_network(target, &network);
+		network.ibss_dfs = NULL;
 	}
 
 	spin_unlock_irqrestore(&ieee->lock, flags);
@@ -1495,10 +1605,43 @@
 					      header);
 		break;
 
+	case IEEE80211_STYPE_ACTION:
+		IEEE80211_DEBUG_MGMT("ACTION\n");
+		if (ieee->handle_action)
+			ieee->handle_action(ieee->dev,
+					    (struct ieee80211_action *)
+					    header, stats);
+		break;
+
+	case IEEE80211_STYPE_REASSOC_REQ:
+		IEEE80211_DEBUG_MGMT("received reassoc (%d)\n",
+				     WLAN_FC_GET_STYPE(le16_to_cpu
+						       (header->frame_ctl)));
+
+		IEEE80211_WARNING("%s: IEEE80211_REASSOC_REQ received\n",
+				  ieee->dev->name);
+		if (ieee->handle_reassoc_request != NULL)
+			ieee->handle_reassoc_request(ieee->dev,
+						    (struct ieee80211_reassoc_request *)
+						     header);
+		break;
+
+	case IEEE80211_STYPE_ASSOC_REQ:
+		IEEE80211_DEBUG_MGMT("received assoc (%d)\n",
+				     WLAN_FC_GET_STYPE(le16_to_cpu
+						       (header->frame_ctl)));
+
+		IEEE80211_WARNING("%s: IEEE80211_ASSOC_REQ received\n",
+				  ieee->dev->name);
+		if (ieee->handle_assoc_request != NULL)
+			ieee->handle_assoc_request(ieee->dev);
+		break;
+
 	case IEEE80211_STYPE_DEAUTH:
-		printk("DEAUTH from AP\n");
+		IEEE80211_DEBUG_MGMT("DEAUTH\n");
 		if (ieee->handle_deauth != NULL)
-			ieee->handle_deauth(ieee->dev, (struct ieee80211_auth *)
+			ieee->handle_deauth(ieee->dev,
+					    (struct ieee80211_deauth *)
 					    header);
 		break;
 	default:
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_tx.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_tx.c
--- linux-2.6.16/net/ieee80211/ieee80211_tx.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_tx.c	2006-03-28 22:16:14.000000000 +0200
@@ -56,7 +56,18 @@
       `--------------------------------------------------|         |------'
 Total: 28 non-data bytes                                 `----.----'
                                                               |
-       .- 'Frame data' expands to <---------------------------'
+       .- 'Frame data' expands, if WEP enabled, to <----------'
+       |
+       V
+      ,-----------------------.
+Bytes |  4  |   0-2296  |  4  |
+      |-----|-----------|-----|
+Desc. | IV  | Encrypted | ICV |
+      |     | Packet    |     |
+      `-----|           |-----'
+            `-----.-----'
+                  |
+       .- 'Encrypted Packet' expands to
        |
        V
       ,---------------------------------------------------.
@@ -65,18 +76,7 @@
 Desc. | SNAP | SNAP | Control |Eth Tunnel| Type | IP      |
       | DSAP | SSAP |         |          |      | Packet  |
       | 0xAA | 0xAA |0x03 (UI)|0x00-00-F8|      |         |
-      `-----------------------------------------|         |
-Total: 8 non-data bytes                         `----.----'
-                                                     |
-       .- 'IP Packet' expands, if WEP enabled, to <--'
-       |
-       V
-      ,-----------------------.
-Bytes |  4  |   0-2296  |  4  |
-      |-----|-----------|-----|
-Desc. | IV  | Encrypted | ICV |
-      |     | IP Packet |     |
-      `-----------------------'
+      `----------------------------------------------------
 Total: 8 non-data bytes
 
 802.3 Ethernet Data Frame
@@ -470,7 +470,9 @@
 			atomic_inc(&crypt->refcnt);
 			if (crypt->ops->build_iv)
 				crypt->ops->build_iv(skb_frag, hdr_len,
-						     crypt->priv);
+				      ieee->sec.keys[ieee->sec.active_key],
+				      ieee->sec.key_sizes[ieee->sec.active_key],
+				      crypt->priv);
 			atomic_dec(&crypt->refcnt);
 		}
 
diff -Nur linux-2.6.16/net/ieee80211/ieee80211_wx.c linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_wx.c
--- linux-2.6.16/net/ieee80211/ieee80211_wx.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/ieee80211/ieee80211_wx.c	2006-03-28 22:16:14.000000000 +0200
@@ -149,9 +149,7 @@
 		iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID |
 		    IW_QUAL_LEVEL_INVALID;
 		iwe.u.qual.qual = 0;
-		iwe.u.qual.level = 0;
 	} else {
-		iwe.u.qual.level = network->stats.rssi;
 		if (ieee->perfect_rssi == ieee->worst_rssi)
 			iwe.u.qual.qual = 100;
 		else
@@ -179,6 +177,13 @@
 		iwe.u.qual.noise = network->stats.noise;
 	}
 
+	if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL)) {
+		iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
+		iwe.u.qual.level = 0;
+	} else {
+		iwe.u.qual.level = network->stats.signal;
+	}
+
 	start = iwe_stream_add_event(start, stop, &iwe, IW_EV_QUAL_LEN);
 
 	iwe.cmd = IWEVCUSTOM;
@@ -188,33 +193,21 @@
 	if (iwe.u.data.length)
 		start = iwe_stream_add_point(start, stop, &iwe, custom);
 
+	memset(&iwe, 0, sizeof(iwe));
 	if (network->wpa_ie_len) {
-		char buf[MAX_WPA_IE_LEN * 2 + 30];
-
-		u8 *p = buf;
-		p += sprintf(p, "wpa_ie=");
-		for (i = 0; i < network->wpa_ie_len; i++) {
-			p += sprintf(p, "%02x", network->wpa_ie[i]);
-		}
-
-		memset(&iwe, 0, sizeof(iwe));
-		iwe.cmd = IWEVCUSTOM;
-		iwe.u.data.length = strlen(buf);
+		char buf[MAX_WPA_IE_LEN];
+		memcpy(buf, network->wpa_ie, network->wpa_ie_len);
+		iwe.cmd = IWEVGENIE;
+		iwe.u.data.length = network->wpa_ie_len;
 		start = iwe_stream_add_point(start, stop, &iwe, buf);
 	}
 
+	memset(&iwe, 0, sizeof(iwe));
 	if (network->rsn_ie_len) {
-		char buf[MAX_WPA_IE_LEN * 2 + 30];
-
-		u8 *p = buf;
-		p += sprintf(p, "rsn_ie=");
-		for (i = 0; i < network->rsn_ie_len; i++) {
-			p += sprintf(p, "%02x", network->rsn_ie[i]);
-		}
-
-		memset(&iwe, 0, sizeof(iwe));
-		iwe.cmd = IWEVCUSTOM;
-		iwe.u.data.length = strlen(buf);
+		char buf[MAX_WPA_IE_LEN];
+		memcpy(buf, network->rsn_ie, network->rsn_ie_len);
+		iwe.cmd = IWEVGENIE;
+		iwe.u.data.length = network->rsn_ie_len;
 		start = iwe_stream_add_point(start, stop, &iwe, buf);
 	}
 
@@ -229,6 +222,28 @@
 	if (iwe.u.data.length)
 		start = iwe_stream_add_point(start, stop, &iwe, custom);
 
+	/* Add spectrum management information */
+	iwe.cmd = -1;
+	p = custom;
+	p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Channel flags: ");
+
+	if (ieee80211_get_channel_flags(ieee, network->channel) &
+	    IEEE80211_CH_INVALID) {
+		iwe.cmd = IWEVCUSTOM;
+		p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "INVALID ");
+	}
+
+	if (ieee80211_get_channel_flags(ieee, network->channel) &
+	    IEEE80211_CH_RADAR_DETECT) {
+		iwe.cmd = IWEVCUSTOM;
+		p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "DFS ");
+	}
+
+	if (iwe.cmd == IWEVCUSTOM) {
+		iwe.u.data.length = p - custom;
+		start = iwe_stream_add_point(start, stop, &iwe, custom);
+	}
+
 	return start;
 }
 
@@ -734,9 +749,98 @@
 	return 0;
 }
 
+int ieee80211_wx_set_auth(struct net_device *dev,
+			  struct iw_request_info *info,
+			  union iwreq_data *wrqu,
+			  char *extra)
+{
+	struct ieee80211_device *ieee = netdev_priv(dev);
+	unsigned long flags;
+	int err = 0;
+
+	spin_lock_irqsave(&ieee->lock, flags);
+	
+	switch (wrqu->param.flags & IW_AUTH_INDEX) {
+	case IW_AUTH_WPA_VERSION:
+	case IW_AUTH_CIPHER_PAIRWISE:
+	case IW_AUTH_CIPHER_GROUP:
+	case IW_AUTH_KEY_MGMT:
+		/*
+		 * Host AP driver does not use these parameters and allows
+		 * wpa_supplicant to control them internally.
+		 */
+		break;
+	case IW_AUTH_TKIP_COUNTERMEASURES:
+		break;		/* FIXME */
+	case IW_AUTH_DROP_UNENCRYPTED:
+		ieee->drop_unencrypted = !!wrqu->param.value;
+		break;
+	case IW_AUTH_80211_AUTH_ALG:
+		break;		/* FIXME */
+	case IW_AUTH_WPA_ENABLED:
+		ieee->privacy_invoked = ieee->wpa_enabled = !!wrqu->param.value;
+		break;
+	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+		ieee->ieee802_1x = !!wrqu->param.value;
+		break;
+	case IW_AUTH_PRIVACY_INVOKED:
+		ieee->privacy_invoked = !!wrqu->param.value;
+		break;
+	default:
+		err = -EOPNOTSUPP;
+		break;
+	}
+	spin_unlock_irqrestore(&ieee->lock, flags);
+	return err;
+}
+
+int ieee80211_wx_get_auth(struct net_device *dev,
+			  struct iw_request_info *info,
+			  union iwreq_data *wrqu,
+			  char *extra)
+{
+	struct ieee80211_device *ieee = netdev_priv(dev);
+	unsigned long flags;
+	int err = 0;
+
+	spin_lock_irqsave(&ieee->lock, flags);
+	
+	switch (wrqu->param.flags & IW_AUTH_INDEX) {
+	case IW_AUTH_WPA_VERSION:
+	case IW_AUTH_CIPHER_PAIRWISE:
+	case IW_AUTH_CIPHER_GROUP:
+	case IW_AUTH_KEY_MGMT:
+	case IW_AUTH_TKIP_COUNTERMEASURES:		/* FIXME */
+	case IW_AUTH_80211_AUTH_ALG:			/* FIXME */
+		/*
+		 * Host AP driver does not use these parameters and allows
+		 * wpa_supplicant to control them internally.
+		 */
+		err = -EOPNOTSUPP;
+		break;
+	case IW_AUTH_DROP_UNENCRYPTED:
+		wrqu->param.value = ieee->drop_unencrypted;
+		break;
+	case IW_AUTH_WPA_ENABLED:
+		wrqu->param.value = ieee->wpa_enabled;
+		break;
+	case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+		wrqu->param.value = ieee->ieee802_1x;
+		break;
+	default:
+		err = -EOPNOTSUPP;
+		break;
+	}
+	spin_unlock_irqrestore(&ieee->lock, flags);
+	return err;
+}
+
 EXPORT_SYMBOL(ieee80211_wx_set_encodeext);
 EXPORT_SYMBOL(ieee80211_wx_get_encodeext);
 
 EXPORT_SYMBOL(ieee80211_wx_get_scan);
 EXPORT_SYMBOL(ieee80211_wx_set_encode);
 EXPORT_SYMBOL(ieee80211_wx_get_encode);
+
+EXPORT_SYMBOL_GPL(ieee80211_wx_set_auth);
+EXPORT_SYMBOL_GPL(ieee80211_wx_get_auth);
diff -Nur linux-2.6.16/net/Kconfig linux-2.6.16-bcm43xx/net/Kconfig
--- linux-2.6.16/net/Kconfig	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/Kconfig	2006-03-28 22:16:14.000000000 +0200
@@ -222,8 +222,12 @@
 source "net/ax25/Kconfig"
 source "net/irda/Kconfig"
 source "net/bluetooth/Kconfig"
+source "net/d80211/Kconfig"
 source "net/ieee80211/Kconfig"
 
+config WIRELESS_EXT
+	bool
+
 endif   # if NET
 endmenu # Networking
 
diff -Nur linux-2.6.16/net/Makefile linux-2.6.16-bcm43xx/net/Makefile
--- linux-2.6.16/net/Makefile	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/Makefile	2006-03-28 22:16:14.000000000 +0200
@@ -44,6 +44,7 @@
 obj-$(CONFIG_VLAN_8021Q)	+= 8021q/
 obj-$(CONFIG_IP_DCCP)		+= dccp/
 obj-$(CONFIG_IP_SCTP)		+= sctp/
+obj-$(CONFIG_D80211)		+= d80211/
 obj-$(CONFIG_IEEE80211)		+= ieee80211/
 obj-$(CONFIG_TIPC)		+= tipc/
 
diff -Nur linux-2.6.16/net/socket.c linux-2.6.16-bcm43xx/net/socket.c
--- linux-2.6.16/net/socket.c	2006-03-20 06:53:29.000000000 +0100
+++ linux-2.6.16-bcm43xx/net/socket.c	2006-03-28 22:16:14.000000000 +0200
@@ -84,10 +84,7 @@
 #include <linux/compat.h>
 #include <linux/kmod.h>
 #include <linux/audit.h>
-
-#ifdef CONFIG_NET_RADIO
-#include <linux/wireless.h>		/* Note : will define WIRELESS_EXT */
-#endif	/* CONFIG_NET_RADIO */
+#include <linux/wireless.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -840,11 +837,11 @@
 	if (cmd >= SIOCDEVPRIVATE && cmd <= (SIOCDEVPRIVATE + 15)) {
 		err = dev_ioctl(cmd, argp);
 	} else
-#ifdef WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT
 	if (cmd >= SIOCIWFIRST && cmd <= SIOCIWLAST) {
 		err = dev_ioctl(cmd, argp);
 	} else
-#endif	/* WIRELESS_EXT */
+#endif	/* CONFIG_WIRELESS_EXT */
 	switch (cmd) {
 		case FIOSETOWN:
 		case SIOCSPGRP:
diff -Nur linux-2.6.16/scripts/bcm43xx-d80211-sta_up.sh linux-2.6.16-bcm43xx/scripts/bcm43xx-d80211-sta_up.sh
--- linux-2.6.16/scripts/bcm43xx-d80211-sta_up.sh	1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.16-bcm43xx/scripts/bcm43xx-d80211-sta_up.sh	2006-03-28 22:16:14.000000000 +0200
@@ -0,0 +1,80 @@
+#!/bin/bash
+
+if [ "$1" == "--help" ] || [ "$1" == "-h" ]; then
+	echo "$0, an ugly script to configure and bring up a STA (802.11 station)"
+	echo "device for the linux devicescape 802.11 stack."
+	echo
+	echo "Usage:"
+	echo "$0 [ wlan_device  local_ip  wpasupplicant_config ]"
+	echo
+	echo "Examples:"
+	echo "Run with default parameters:  $0"
+	echo "Manually define parameters:   $0 wlan0 192.168.1.1 ./wpasupp.conf"
+	echo
+	echo "Default parameters are:  $0 wlan0 192.168.1.101 /etc/wpa_supplicant.conf"
+	exit 1
+fi
+
+wlan_dev="$1"
+ip_addr="$2"
+wpasupp_conf="$3"
+
+if [ -z "$wlan_dev" ]; then
+	wlan_dev="wlan0"
+fi
+if [ -z "$sta_dev" ]; then
+	sta_dev="sta0"
+fi
+if [ -z "$ip_addr" ]; then
+	ip_addr="192.168.1.101"
+fi
+if [ -z "$wpasupp_conf" ]; then
+	wpasupp_conf="/etc/wpa_supplicant.conf"
+fi
+
+idx=$(echo $wlan_dev | awk '{ gsub("[^0-9]", "", $0); printf($0); }')
+if [ -z "$idx" ]; then
+	echo "Invalid wlan_device parameter \"$wlan_dev\".  Example: wlan0"
+	exit 1
+fi
+sta_dev="sta$idx"
+phy_dev="phy$idx"
+
+function run()
+{
+	echo "$@"
+	$@
+	res=$?
+	if [ $res -ne 0 ]; then
+		echo "FAILED ($res)"
+		exit 1
+	fi
+}
+
+if [ -z "$(grep -e bcm43xx /proc/modules)" ]; then
+	echo "ERROR: bcm43xx module not loaded."
+	exit 1
+fi
+
+killall wpa_supplicant 2>/dev/null
+echo -n "$sta_dev" > /sys/class/ieee80211/${phy_dev}/add_iface
+if [ $? -ne 0 ]; then
+	echo "ERROR: Could not add STA device."
+	exit 1
+fi
+run iwconfig $wlan_dev.11 mode managed
+run ifconfig $wlan_dev.11 up
+
+hwaddr="$(ifconfig | grep $wlan_dev.11 | awk '{print $NF}')"
+run ifconfig $sta_dev hw ether $hwaddr
+run ifconfig $sta_dev $ip_addr
+run ifconfig $sta_dev up
+run iwconfig $sta_dev mode managed
+
+run wpa_supplicant -B -Dwext -i$sta_dev -c$wpasupp_conf
+
+echo
+echo "You may want to set the default route, now:"
+echo " route add default gw GATEWAY_IP_ADDRESS"
+
+exit 0