mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-29 20:07:42 +02:00
add usb isdn and serial driver fixes
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@524 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
parent
65b2fb12e2
commit
e3cc2d553a
20247
openwrt/package/linux/kernel-patches/400-i4l-cvs-2-4-29
Normal file
20247
openwrt/package/linux/kernel-patches/400-i4l-cvs-2-4-29
Normal file
File diff suppressed because it is too large
Load Diff
2663
openwrt/package/linux/kernel-patches/401-hfc-usb-backport-i4l-cvs
Normal file
2663
openwrt/package/linux/kernel-patches/401-hfc-usb-backport-i4l-cvs
Normal file
File diff suppressed because it is too large
Load Diff
738
openwrt/package/linux/kernel-patches/402-pl2303-backport-2-4-29
Normal file
738
openwrt/package/linux/kernel-patches/402-pl2303-backport-2-4-29
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@ -0,0 +1,738 @@
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diff -rNu linux-2.4.29.old/drivers/usb/serial/pl2303.c linux-2.4.29/drivers/usb/serial/pl2303.c
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--- linux-2.4.29.old/drivers/usb/serial/pl2303.c 2005-03-22 14:48:04.000000000 +0100
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+++ linux-2.4.29/drivers/usb/serial/pl2303.c 2005-03-22 15:33:05.735943352 +0100
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@@ -1,7 +1,7 @@
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/*
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* Prolific PL2303 USB to serial adaptor driver
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*
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- * Copyright (C) 2001-2003 Greg Kroah-Hartman (greg@kroah.com)
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+ * Copyright (C) 2001-2004 Greg Kroah-Hartman (greg@kroah.com)
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* Copyright (C) 2003 IBM Corp.
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*
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* Original driver for 2.2.x by anonymous
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@@ -12,8 +12,16 @@
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* (at your option) any later version.
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*
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* See Documentation/usb/usb-serial.txt for more information on using this driver
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- * 2003_Apr_24 gkh
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- * Added line error reporting support. Hopefully it is correct...
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+ *
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+ *
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+ * 2005_Mar_05 grsch
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+ * ported 2.6.8 pl2303.c to 2.4.20 format
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+ * (HX model works fine now, ID table should be brought up to date)
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+ * Gregor Schaffrath <gschaff@ran-dom.org>
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+ *
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+ * 2002_Mar_26 gkh
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+ * allowed driver to work properly if there is no tty assigned to a port
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+ * (this happens for serial console devices.)
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*
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* 2001_Oct_06 gkh
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* Added RTS and DTR line control. Thanks to joe@bndlg.de for parts of it.
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@@ -33,6 +41,9 @@
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*
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*/
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+static int debug;
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+
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+
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#include <linux/config.h>
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#include <linux/kernel.h>
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#include <linux/errno.h>
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@@ -46,43 +57,44 @@
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#include <linux/spinlock.h>
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#include <asm/uaccess.h>
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#include <linux/usb.h>
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-
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-#ifdef CONFIG_USB_SERIAL_DEBUG
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- static int debug = 1;
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-#else
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- static int debug;
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-#endif
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-
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#include "usb-serial.h"
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#include "pl2303.h"
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/*
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* Version Information
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*/
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-#define DRIVER_VERSION "v0.10"
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+#define DRIVER_VERSION "v0.11"
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#define DRIVER_DESC "Prolific PL2303 USB to serial adaptor driver"
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-
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-
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static struct usb_device_id id_table [] = {
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{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID) },
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{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) },
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{ USB_DEVICE(IODATA_VENDOR_ID, IODATA_PRODUCT_ID) },
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{ USB_DEVICE(ATEN_VENDOR_ID, ATEN_PRODUCT_ID) },
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- { USB_DEVICE(ATEN_VENDOR_ID2, ATEN_PRODUCT_ID) },
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{ USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
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{ USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID) },
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{ USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
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- { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
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- { USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
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- { USB_DEVICE(RADIOSHACK_VENDOR_ID, RADIOSHACK_PRODUCT_ID) },
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- { USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) },
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- { USB_DEVICE(SITECOM_VENDOR_ID, SITECOM_PRODUCT_ID) },
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+ { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
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+ { USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
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+ { USB_DEVICE(RADIOSHACK_VENDOR_ID, RADIOSHACK_PRODUCT_ID) },
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+ { USB_DEVICE(DCU10_VENDOR_ID, DCU10_PRODUCT_ID) },
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+ { USB_DEVICE(SITECOM_VENDOR_ID, SITECOM_PRODUCT_ID) },
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+ { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_ID) },
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+ { USB_DEVICE(SAMSUNG_VENDOR_ID, SAMSUNG_PRODUCT_ID) },
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{ } /* Terminating entry */
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};
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MODULE_DEVICE_TABLE (usb, id_table);
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+/*
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+static struct usb_driver pl2303_driver = {
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+ .owner = THIS_MODULE,
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+ .name = "pl2303",
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+ .probe = usb_serial_probe,
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+ .disconnect = usb_serial_disconnect,
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+ .id_table = id_table,
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+};
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+*/
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#define SET_LINE_REQUEST_TYPE 0x21
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#define SET_LINE_REQUEST 0x20
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@@ -130,6 +142,9 @@
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static int pl2303_write (struct usb_serial_port *port, int from_user,
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const unsigned char *buf, int count);
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static void pl2303_break_ctl(struct usb_serial_port *port,int break_state);
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+static int pl2303_tiocmget (struct usb_serial_port *port, struct file *file);
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+static int pl2303_tiocmset (struct usb_serial_port *port, struct file *file,
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+ unsigned int set, unsigned int clear);
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static int pl2303_startup (struct usb_serial *serial);
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static void pl2303_shutdown (struct usb_serial *serial);
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@@ -149,27 +164,48 @@
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.ioctl = pl2303_ioctl,
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.break_ctl = pl2303_break_ctl,
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.set_termios = pl2303_set_termios,
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+ //.tiocmget = pl2303_tiocmget,
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+ //.tiocmset = pl2303_tiocmset,
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.read_bulk_callback = pl2303_read_bulk_callback,
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.read_int_callback = pl2303_read_int_callback,
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.write_bulk_callback = pl2303_write_bulk_callback,
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+ //.attach = pl2303_startup,
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.startup = pl2303_startup,
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.shutdown = pl2303_shutdown,
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};
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+enum pl2303_type {
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+ type_0, /* don't know the difference between type 0 and */
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+ type_1, /* type 1, until someone from prolific tells us... */
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+ HX, /* HX version of the pl2303 chip */
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+};
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+
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struct pl2303_private {
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spinlock_t lock;
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wait_queue_head_t delta_msr_wait;
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u8 line_control;
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u8 line_status;
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u8 termios_initialized;
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+ enum pl2303_type type;
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};
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static int pl2303_startup (struct usb_serial *serial)
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{
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struct pl2303_private *priv;
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+ enum pl2303_type type = type_0;
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int i;
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+ if (serial->dev->descriptor.bDeviceClass == 0x02)
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+ type = type_0;
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+ else if (serial->dev->descriptor.bMaxPacketSize0 == 0x40)
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+ type = HX;
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+ else if (serial->dev->descriptor.bDeviceClass == 0x00)
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+ type = type_1;
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+ else if (serial->dev->descriptor.bDeviceClass == 0xFF)
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+ type = type_1;
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+ dbg("device type: %d", type);
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+
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for (i = 0; i < serial->num_ports; ++i) {
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priv = kmalloc (sizeof (struct pl2303_private), GFP_KERNEL);
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if (!priv)
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@@ -177,7 +213,8 @@
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memset (priv, 0x00, sizeof (struct pl2303_private));
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spin_lock_init(&priv->lock);
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init_waitqueue_head(&priv->delta_msr_wait);
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- usb_set_serial_port_data(&serial->port[i], priv);
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+ priv->type = type;
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+ serial->port[i].private = priv;
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}
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return 0;
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}
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@@ -215,13 +252,13 @@
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memcpy (port->write_urb->transfer_buffer, buf, count);
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}
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- usb_serial_debug_data (__FILE__, __FUNCTION__, count, port->write_urb->transfer_buffer);
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+ usb_serial_debug_data(__FILE__, __FUNCTION__, count, port->write_urb->transfer_buffer);
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port->write_urb->transfer_buffer_length = count;
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port->write_urb->dev = port->serial->dev;
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result = usb_submit_urb (port->write_urb);
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if (result)
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- err("%s - failed submitting write urb, error %d", __FUNCTION__, result);
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+ err("%s - failed submitting write urb, error %d\n", __FUNCTION__, result);
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else
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result = count;
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@@ -233,7 +270,7 @@
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static void pl2303_set_termios (struct usb_serial_port *port, struct termios *old_termios)
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{
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struct usb_serial *serial = port->serial;
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- struct pl2303_private *priv = usb_get_serial_port_data(port);
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+ struct pl2303_private *priv = port->private;
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unsigned long flags;
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unsigned int cflag;
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unsigned char *buf;
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@@ -241,8 +278,7 @@
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int i;
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u8 control;
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- dbg("%s - port %d, initialized = %d", __FUNCTION__, port->number,
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- priv->termios_initialized);
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+ dbg("%s - port %d", __FUNCTION__, port->number);
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if ((!port->tty) || (!port->tty->termios)) {
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dbg("%s - no tty structures", __FUNCTION__);
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@@ -269,7 +305,7 @@
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buf = kmalloc (7, GFP_KERNEL);
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if (!buf) {
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- err("%s - out of memory.", __FUNCTION__);
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+ err("%s - out of memory.\n", __FUNCTION__);
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return;
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}
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memset (buf, 0x00, 0x07);
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@@ -311,7 +347,7 @@
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case B230400: baud = 230400; break;
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case B460800: baud = 460800; break;
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default:
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- err ("pl2303 driver does not support the baudrate requested (fix it)");
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+ err("pl2303 driver does not support the baudrate requested (fix it)\n");
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break;
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}
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dbg("%s - baud = %d", __FUNCTION__, baud);
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@@ -380,26 +416,30 @@
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buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
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if (cflag & CRTSCTS) {
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- i = usb_control_msg (serial->dev, usb_sndctrlpipe (serial->dev, 0),
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- VENDOR_WRITE_REQUEST, VENDOR_WRITE_REQUEST_TYPE,
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- 0x0, 0x41, NULL, 0, 100);
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- dbg ("0x40:0x1:0x0:0x41 %d", i);
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+ __u16 index;
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+ if (priv->type == HX)
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+ index = 0x61;
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+ else
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+ index = 0x41;
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+ i = usb_control_msg(serial->dev,
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+ usb_sndctrlpipe(serial->dev, 0),
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+ VENDOR_WRITE_REQUEST,
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+ VENDOR_WRITE_REQUEST_TYPE,
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+ 0x0, index, NULL, 0, 100);
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+ dbg ("0x40:0x1:0x0:0x%x %d", index, i);
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}
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kfree (buf);
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-}
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-
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+}
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static int pl2303_open (struct usb_serial_port *port, struct file *filp)
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{
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struct termios tmp_termios;
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struct usb_serial *serial = port->serial;
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+ struct pl2303_private *priv = port->private;
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unsigned char *buf;
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int result;
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- if (port_paranoia_check (port, __FUNCTION__))
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- return -ENODEV;
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-
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dbg("%s - port %d", __FUNCTION__, port->number);
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usb_clear_halt(serial->dev, port->write_urb->pipe);
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@@ -427,6 +467,18 @@
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SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 0x0404, 1);
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FISH (VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, 0x8484, 0);
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FISH (VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, 0x8383, 0);
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 0, 1);
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 1, 0);
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+
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+ if (priv->type == HX) {
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+ /* HX chip */
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 2, 0x44);
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+ /* reset upstream data pipes */
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 8, 0);
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 9, 0);
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+ } else {
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+ SOUP (VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, 2, 0x24);
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+ }
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kfree(buf);
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@@ -441,7 +493,7 @@
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port->read_urb->dev = serial->dev;
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result = usb_submit_urb (port->read_urb);
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if (result) {
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- err("%s - failed submitting read urb, error %d", __FUNCTION__, result);
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+ err("%s - failed submitting read urb, error %d\n", __FUNCTION__, result);
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pl2303_close (port, NULL);
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return -EPROTO;
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}
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@@ -450,7 +502,7 @@
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port->interrupt_in_urb->dev = serial->dev;
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result = usb_submit_urb (port->interrupt_in_urb);
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if (result) {
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- err("%s - failed submitting interrupt urb, error %d", __FUNCTION__, result);
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+ err("%s - failed submitting interrupt urb, error %d\n", __FUNCTION__, result);
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pl2303_close (port, NULL);
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return -EPROTO;
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}
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@@ -460,125 +512,103 @@
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static void pl2303_close (struct usb_serial_port *port, struct file *filp)
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{
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- struct usb_serial *serial;
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struct pl2303_private *priv;
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unsigned long flags;
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unsigned int c_cflag;
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int result;
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- if (port_paranoia_check (port, __FUNCTION__))
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- return;
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- serial = get_usb_serial (port, __FUNCTION__);
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- if (!serial)
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- return;
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-
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dbg("%s - port %d", __FUNCTION__, port->number);
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- if (serial->dev) {
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- if (port->tty) {
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- c_cflag = port->tty->termios->c_cflag;
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- if (c_cflag & HUPCL) {
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- /* drop DTR and RTS */
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- priv = usb_get_serial_port_data(port);
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- spin_lock_irqsave(&priv->lock, flags);
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- priv->line_control = 0;
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- spin_unlock_irqrestore (&priv->lock, flags);
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- set_control_lines (port->serial->dev, 0);
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- }
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- }
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+ /* shutdown our urbs */
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+ dbg("%s - shutting down urbs", __FUNCTION__);
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+ result = usb_unlink_urb (port->write_urb);
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+ if (result)
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+ dbg("%s - usb_unlink_urb (write_urb)"
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+ " failed with reason: %d", __FUNCTION__,
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+ result);
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- /* shutdown our urbs */
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- dbg("%s - shutting down urbs", __FUNCTION__);
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- result = usb_unlink_urb (port->write_urb);
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- if (result)
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- dbg("%s - usb_unlink_urb (write_urb)"
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- " failed with reason: %d", __FUNCTION__,
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- result);
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+ result = usb_unlink_urb (port->read_urb);
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+ if (result)
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+ dbg("%s - usb_unlink_urb (read_urb) "
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+ "failed with reason: %d", __FUNCTION__,
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+ result);
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- result = usb_unlink_urb (port->read_urb);
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- if (result)
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- dbg("%s - usb_unlink_urb (read_urb) "
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- "failed with reason: %d", __FUNCTION__,
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- result);
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+ result = usb_unlink_urb (port->interrupt_in_urb);
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+ if (result)
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+ dbg("%s - usb_unlink_urb (interrupt_in_urb)"
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+ " failed with reason: %d", __FUNCTION__,
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+ result);
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- result = usb_unlink_urb (port->interrupt_in_urb);
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- if (result)
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- dbg("%s - usb_unlink_urb (interrupt_in_urb)"
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- " failed with reason: %d", __FUNCTION__,
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- result);
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+ if (port->tty) {
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+ c_cflag = port->tty->termios->c_cflag;
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+ if (c_cflag & HUPCL) {
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+ /* drop DTR and RTS */
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+ priv = port->private;
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+ spin_lock_irqsave(&priv->lock, flags);
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+ priv->line_control = 0;
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+ spin_unlock_irqrestore (&priv->lock, flags);
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+ set_control_lines (port->serial->dev, 0);
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+ }
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}
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+
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}
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+/* taken from 2.4.20 driver */
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static int set_modem_info (struct usb_serial_port *port, unsigned int cmd, unsigned int *value)
|
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{
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- struct pl2303_private *priv = usb_get_serial_port_data(port);
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- unsigned long flags;
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- unsigned int arg;
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- u8 control;
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-
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- if (copy_from_user(&arg, value, sizeof(int)))
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- return -EFAULT;
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-
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- spin_lock_irqsave (&priv->lock, flags);
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- switch (cmd) {
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- case TIOCMBIS:
|
||||
- if (arg & TIOCM_RTS)
|
||||
- priv->line_control |= CONTROL_RTS;
|
||||
- if (arg & TIOCM_DTR)
|
||||
- priv->line_control |= CONTROL_DTR;
|
||||
- break;
|
||||
-
|
||||
- case TIOCMBIC:
|
||||
- if (arg & TIOCM_RTS)
|
||||
- priv->line_control &= ~CONTROL_RTS;
|
||||
- if (arg & TIOCM_DTR)
|
||||
- priv->line_control &= ~CONTROL_DTR;
|
||||
- break;
|
||||
+ struct pl2303_private *priv = port->private;
|
||||
+ unsigned int arg;
|
||||
|
||||
- case TIOCMSET:
|
||||
- /* turn off RTS and DTR and then only turn
|
||||
- on what was asked to */
|
||||
- priv->line_control &= ~(CONTROL_RTS | CONTROL_DTR);
|
||||
- priv->line_control |= ((arg & TIOCM_RTS) ? CONTROL_RTS : 0);
|
||||
- priv->line_control |= ((arg & TIOCM_DTR) ? CONTROL_DTR : 0);
|
||||
- break;
|
||||
- }
|
||||
- control = priv->line_control;
|
||||
- spin_unlock_irqrestore (&priv->lock, flags);
|
||||
-
|
||||
- return set_control_lines (port->serial->dev, control);
|
||||
+ if (copy_from_user(&arg, value, sizeof(int)))
|
||||
+ return -EFAULT;
|
||||
+
|
||||
+ switch (cmd) {
|
||||
+ case TIOCMBIS:
|
||||
+ if (arg & TIOCM_RTS)
|
||||
+ priv->line_control |= CONTROL_RTS;
|
||||
+ if (arg & TIOCM_DTR)
|
||||
+ priv->line_control |= CONTROL_DTR;
|
||||
+ break;
|
||||
+
|
||||
+ case TIOCMBIC:
|
||||
+ if (arg & TIOCM_RTS)
|
||||
+ priv->line_control &= ~CONTROL_RTS;
|
||||
+ if (arg & TIOCM_DTR)
|
||||
+ priv->line_control &= ~CONTROL_DTR;
|
||||
+ break;
|
||||
+
|
||||
+ case TIOCMSET:
|
||||
+ /* turn off RTS and DTR and then only turn
|
||||
+ on what was asked to */
|
||||
+ priv->line_control &= ~(CONTROL_RTS | CONTROL_DTR);
|
||||
+ priv->line_control |= ((arg & TIOCM_RTS) ? CONTROL_RTS : 0);
|
||||
+ priv->line_control |= ((arg & TIOCM_DTR) ? CONTROL_DTR : 0);
|
||||
+ break;
|
||||
+ }
|
||||
+
|
||||
+ return set_control_lines (port->serial->dev, priv->line_control);
|
||||
}
|
||||
|
||||
static int get_modem_info (struct usb_serial_port *port, unsigned int *value)
|
||||
{
|
||||
- struct pl2303_private *priv = usb_get_serial_port_data(port);
|
||||
- unsigned long flags;
|
||||
- unsigned int mcr;
|
||||
- unsigned int status;
|
||||
- unsigned int result;
|
||||
-
|
||||
- spin_lock_irqsave (&priv->lock, flags);
|
||||
- mcr = priv->line_control;
|
||||
- status = priv->line_status;
|
||||
- spin_unlock_irqrestore (&priv->lock, flags);
|
||||
-
|
||||
- result = ((mcr & CONTROL_DTR) ? TIOCM_DTR : 0)
|
||||
- | ((mcr & CONTROL_RTS) ? TIOCM_RTS : 0)
|
||||
- | ((status & UART_CTS) ? TIOCM_CTS : 0)
|
||||
- | ((status & UART_DSR) ? TIOCM_DSR : 0)
|
||||
- | ((status & UART_RING) ? TIOCM_RI : 0)
|
||||
- | ((status & UART_DCD) ? TIOCM_CD : 0);
|
||||
-
|
||||
- dbg("%s - result = %x", __FUNCTION__, result);
|
||||
-
|
||||
- if (copy_to_user(value, &result, sizeof(int)))
|
||||
- return -EFAULT;
|
||||
- return 0;
|
||||
+ struct pl2303_private *priv = port->private;
|
||||
+ unsigned int mcr = priv->line_control;
|
||||
+ unsigned int result;
|
||||
+
|
||||
+ result = ((mcr & CONTROL_DTR) ? TIOCM_DTR : 0)
|
||||
+ | ((mcr & CONTROL_RTS) ? TIOCM_RTS : 0);
|
||||
+
|
||||
+ dbg("%s - result = %x", __FUNCTION__, result);
|
||||
+
|
||||
+ if (copy_to_user(value, &result, sizeof(int)))
|
||||
+ return -EFAULT;
|
||||
+ return 0;
|
||||
}
|
||||
+/* end of 2.4.20 kernel part - grsch */
|
||||
|
||||
static int wait_modem_info(struct usb_serial_port *port, unsigned int arg)
|
||||
{
|
||||
- struct pl2303_private *priv = usb_get_serial_port_data(port);
|
||||
+ struct pl2303_private *priv = port->private;
|
||||
unsigned long flags;
|
||||
unsigned int prevstatus;
|
||||
unsigned int status;
|
||||
@@ -617,21 +647,10 @@
|
||||
dbg("%s (%d) cmd = 0x%04x", __FUNCTION__, port->number, cmd);
|
||||
|
||||
switch (cmd) {
|
||||
-
|
||||
- case TIOCMGET:
|
||||
- dbg("%s (%d) TIOCMGET", __FUNCTION__, port->number);
|
||||
- return get_modem_info (port, (unsigned int *)arg);
|
||||
-
|
||||
- case TIOCMBIS:
|
||||
- case TIOCMBIC:
|
||||
- case TIOCMSET:
|
||||
- dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __FUNCTION__, port->number);
|
||||
- return set_modem_info(port, cmd, (unsigned int *) arg);
|
||||
-
|
||||
case TIOCMIWAIT:
|
||||
dbg("%s (%d) TIOCMIWAIT", __FUNCTION__, port->number);
|
||||
return wait_modem_info(port, arg);
|
||||
-
|
||||
+
|
||||
default:
|
||||
dbg("%s not supported = 0x%04x", __FUNCTION__, cmd);
|
||||
break;
|
||||
@@ -652,7 +671,7 @@
|
||||
state = BREAK_OFF;
|
||||
else
|
||||
state = BREAK_ON;
|
||||
- dbg("%s - turning break %s", __FUNCTION__, state==BREAK_OFF ? "off" : "on");
|
||||
+ dbg("%s - turning break %s", state==BREAK_OFF ? "off" : "on", __FUNCTION__);
|
||||
|
||||
result = usb_control_msg (serial->dev, usb_sndctrlpipe (serial->dev, 0),
|
||||
BREAK_REQUEST, BREAK_REQUEST_TYPE, state,
|
||||
@@ -669,8 +688,8 @@
|
||||
dbg("%s", __FUNCTION__);
|
||||
|
||||
for (i = 0; i < serial->num_ports; ++i) {
|
||||
- kfree (usb_get_serial_port_data(&serial->port[i]));
|
||||
- usb_set_serial_port_data(&serial->port[i], NULL);
|
||||
+ kfree (serial->port[i].private);
|
||||
+ serial->port[i].private = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
@@ -678,16 +697,14 @@
|
||||
static void pl2303_read_int_callback (struct urb *urb)
|
||||
{
|
||||
struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
|
||||
- struct usb_serial *serial = get_usb_serial (port, __FUNCTION__);
|
||||
- struct pl2303_private *priv = usb_get_serial_port_data(port);
|
||||
+ struct pl2303_private *priv = port->private;
|
||||
unsigned char *data = urb->transfer_buffer;
|
||||
unsigned long flags;
|
||||
+ int status;
|
||||
u8 uart_state;
|
||||
|
||||
dbg("%s (%d)", __FUNCTION__, port->number);
|
||||
|
||||
- /* ints auto restart... */
|
||||
-
|
||||
switch (urb->status) {
|
||||
case 0:
|
||||
/* success */
|
||||
@@ -700,17 +717,14 @@
|
||||
return;
|
||||
default:
|
||||
dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
|
||||
- return;
|
||||
+ goto exit;
|
||||
}
|
||||
|
||||
- if (!serial) {
|
||||
- return;
|
||||
- }
|
||||
|
||||
- usb_serial_debug_data (__FILE__, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
|
||||
+ usb_serial_debug_data(__FILE__, __FUNCTION__, urb->actual_length, urb->transfer_buffer);
|
||||
|
||||
if (urb->actual_length < UART_STATE)
|
||||
- return;
|
||||
+ goto exit;
|
||||
|
||||
/* Save off the uart status for others to look at */
|
||||
uart_state = data[UART_STATE];
|
||||
@@ -718,17 +732,19 @@
|
||||
uart_state |= (priv->line_status & UART_STATE_TRANSIENT_MASK);
|
||||
priv->line_status = uart_state;
|
||||
spin_unlock_irqrestore(&priv->lock, flags);
|
||||
- wake_up_interruptible (&priv->delta_msr_wait);
|
||||
-
|
||||
- return;
|
||||
+
|
||||
+exit:
|
||||
+ status = usb_submit_urb (urb);
|
||||
+ if (status)
|
||||
+ err("%s - usb_submit_urb failed with result %d\n",
|
||||
+ __FUNCTION__, status);
|
||||
}
|
||||
|
||||
|
||||
static void pl2303_read_bulk_callback (struct urb *urb)
|
||||
{
|
||||
struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
|
||||
- struct usb_serial *serial = get_usb_serial (port, __FUNCTION__);
|
||||
- struct pl2303_private *priv = usb_get_serial_port_data(port);
|
||||
+ struct pl2303_private *priv = port->private;
|
||||
struct tty_struct *tty;
|
||||
unsigned char *data = urb->transfer_buffer;
|
||||
unsigned long flags;
|
||||
@@ -737,16 +753,8 @@
|
||||
u8 status;
|
||||
char tty_flag;
|
||||
|
||||
- if (port_paranoia_check (port, __FUNCTION__))
|
||||
- return;
|
||||
-
|
||||
dbg("%s - port %d", __FUNCTION__, port->number);
|
||||
|
||||
- if (!serial) {
|
||||
- dbg("%s - bad serial pointer, exiting", __FUNCTION__);
|
||||
- return;
|
||||
- }
|
||||
-
|
||||
if (urb->status) {
|
||||
dbg("%s - urb->status = %d", __FUNCTION__, urb->status);
|
||||
if (!port->open_count) {
|
||||
@@ -757,17 +765,17 @@
|
||||
/* PL2303 mysteriously fails with -EPROTO reschedule the read */
|
||||
dbg("%s - caught -EPROTO, resubmitting the urb", __FUNCTION__);
|
||||
urb->status = 0;
|
||||
- urb->dev = serial->dev;
|
||||
+ urb->dev = port->serial->dev;
|
||||
result = usb_submit_urb(urb);
|
||||
if (result)
|
||||
- err("%s - failed resubmitting read urb, error %d", __FUNCTION__, result);
|
||||
+ err("%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result);
|
||||
return;
|
||||
}
|
||||
dbg("%s - unable to handle the error, exiting.", __FUNCTION__);
|
||||
return;
|
||||
}
|
||||
|
||||
- usb_serial_debug_data (__FILE__, __FUNCTION__, urb->actual_length, data);
|
||||
+ usb_serial_debug_data(__FILE__, __FUNCTION__, urb->actual_length, data);
|
||||
|
||||
/* get tty_flag from status */
|
||||
tty_flag = TTY_NORMAL;
|
||||
@@ -776,7 +784,7 @@
|
||||
status = priv->line_status;
|
||||
priv->line_status &= ~UART_STATE_TRANSIENT_MASK;
|
||||
spin_unlock_irqrestore(&priv->lock, flags);
|
||||
- wake_up_interruptible (&priv->delta_msr_wait); //AF from 2.6
|
||||
+ wake_up_interruptible (&priv->delta_msr_wait);
|
||||
|
||||
/* break takes precedence over parity, */
|
||||
/* which takes precedence over framing errors */
|
||||
@@ -805,10 +813,10 @@
|
||||
|
||||
/* Schedule the next read _if_ we are still open */
|
||||
if (port->open_count) {
|
||||
- urb->dev = serial->dev;
|
||||
+ urb->dev = port->serial->dev;
|
||||
result = usb_submit_urb(urb);
|
||||
if (result)
|
||||
- err("%s - failed resubmitting read urb, error %d", __FUNCTION__, result);
|
||||
+ err("%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result);
|
||||
}
|
||||
|
||||
return;
|
||||
@@ -821,44 +829,32 @@
|
||||
struct usb_serial_port *port = (struct usb_serial_port *) urb->context;
|
||||
int result;
|
||||
|
||||
- if (port_paranoia_check (port, __FUNCTION__))
|
||||
- return;
|
||||
-
|
||||
dbg("%s - port %d", __FUNCTION__, port->number);
|
||||
|
||||
if (urb->status) {
|
||||
/* error in the urb, so we have to resubmit it */
|
||||
- if (serial_paranoia_check (port->serial, __FUNCTION__)) {
|
||||
- return;
|
||||
- }
|
||||
dbg("%s - Overflow in write", __FUNCTION__);
|
||||
dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status);
|
||||
port->write_urb->transfer_buffer_length = 1;
|
||||
port->write_urb->dev = port->serial->dev;
|
||||
result = usb_submit_urb (port->write_urb);
|
||||
if (result)
|
||||
- err("%s - failed resubmitting write urb, error %d", __FUNCTION__, result);
|
||||
+ err("%s - failed resubmitting write urb, error %d\n", __FUNCTION__, result);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
- queue_task(&port->tqueue, &tq_immediate);
|
||||
- mark_bh(IMMEDIATE_BH);
|
||||
|
||||
- return;
|
||||
+ queue_task(&port->tqueue, &tq_immediate);
|
||||
+ mark_bh(IMMEDIATE_BH);
|
||||
}
|
||||
|
||||
|
||||
static int __init pl2303_init (void)
|
||||
{
|
||||
- int retval;
|
||||
- retval = usb_serial_register(&pl2303_device);
|
||||
- if (retval)
|
||||
- goto failed_usb_serial_register;
|
||||
+ usb_serial_register(&pl2303_device);
|
||||
info(DRIVER_DESC " " DRIVER_VERSION);
|
||||
return 0;
|
||||
-failed_usb_serial_register:
|
||||
- return retval;
|
||||
}
|
||||
|
||||
|
||||
@@ -877,3 +873,4 @@
|
||||
MODULE_PARM(debug, "i");
|
||||
MODULE_PARM_DESC(debug, "Debug enabled or not");
|
||||
|
||||
+//this is an error
|
||||
diff -rNu linux-2.4.29.old/drivers/usb/serial/pl2303.h linux-2.4.29/drivers/usb/serial/pl2303.h
|
||||
--- linux-2.4.29.old/drivers/usb/serial/pl2303.h 2005-03-22 14:48:04.000000000 +0100
|
||||
+++ linux-2.4.29/drivers/usb/serial/pl2303.h 2005-03-22 15:33:05.758939856 +0100
|
||||
@@ -41,3 +41,12 @@
|
||||
|
||||
#define SITECOM_VENDOR_ID 0x6189
|
||||
#define SITECOM_PRODUCT_ID 0x2068
|
||||
+
|
||||
+/* Alcatel OT535/735 USB cable */
|
||||
+#define ALCATEL_VENDOR_ID 0x11f7
|
||||
+#define ALCATEL_PRODUCT_ID 0x02df
|
||||
+
|
||||
+/* Samsung I330 phone cradle */
|
||||
+#define SAMSUNG_VENDOR_ID 0x04e8
|
||||
+#define SAMSUNG_PRODUCT_ID 0x8001
|
||||
+
|
||||
Loading…
Reference in New Issue
Block a user