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openwrt-xburst/target/linux/brcm47xx/patches-2.6.37/210-b44_phy_fix.patch
acoul 16afabf47d linux/brcm47xx: add preliminary 2.6.37 kernel support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23945 3c298f89-4303-0410-b956-a3cf2f4a3e73
2010-11-10 19:01:07 +00:00

93 lines
2.3 KiB
Diff

--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -381,11 +381,12 @@ static void b44_set_flow_ctrl(struct b44
__b44_set_flow_ctrl(bp, pause_enab);
}
-#ifdef SSB_DRIVER_MIPS
-extern char *nvram_get(char *name);
+#ifdef CONFIG_BCM47XX
+
+#include <asm/mach-bcm47xx/nvram.h>
static void b44_wap54g10_workaround(struct b44 *bp)
{
- const char *str;
+ char buf[20];
u32 val;
int err;
@@ -394,10 +395,9 @@ static void b44_wap54g10_workaround(stru
* see https://dev.openwrt.org/ticket/146
* check and reset bit "isolate"
*/
- str = nvram_get("boardnum");
- if (!str)
+ if (nvram_getenv("boardnum", buf, sizeof(buf)) > 0)
return;
- if (simple_strtoul(str, NULL, 0) == 2) {
+ if (simple_strtoul(buf, NULL, 0) == 2) {
err = __b44_readphy(bp, 0, MII_BMCR, &val);
if (err)
goto error;
@@ -412,10 +412,43 @@ static void b44_wap54g10_workaround(stru
error:
pr_warning("PHY: cannot reset MII transceiver isolate bit\n");
}
+
+static inline int startswith (const char *source, const char *cmp)
+{
+ return !strncmp(source,cmp,strlen(cmp));
+}
+
+static inline void b44_bcm47xx_workarounds(struct b44 *bp)
+{
+ char buf[20];
+ /* Toshiba WRC-1000, Siemens SE505 v1, Askey RT-210W, RT-220W */
+ if (nvram_getenv("boardnum", buf, sizeof(buf)) > 0)
+ return;
+ if (simple_strtoul(buf, NULL, 0) == 100) {
+ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
+ } else {
+ /* WL-HDD */
+ struct ssb_device *sdev = bp->sdev;
+ if (nvram_getenv("hardware_version", buf, sizeof(buf)) > 0)
+ return;
+ if (startswith(buf, "WL300-")) {
+ if (sdev->bus->sprom.et0phyaddr == 0 &&
+ sdev->bus->sprom.et1phyaddr == 1)
+ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
+ }
+ }
+ return;
+}
+
#else
+
static inline void b44_wap54g10_workaround(struct b44 *bp)
{
}
+
+static inline void b44_bcm47xx_workarounds(struct b44 *bp)
+{
+}
#endif
static int b44_setup_phy(struct b44 *bp)
@@ -424,6 +457,7 @@ static int b44_setup_phy(struct b44 *bp)
int err;
b44_wap54g10_workaround(bp);
+ b44_bcm47xx_workarounds(bp);
if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
return 0;
@@ -2089,6 +2123,8 @@ static int __devinit b44_get_invariants(
* valid PHY address. */
bp->phy_addr &= 0x1F;
+ b44_bcm47xx_workarounds(bp);
+
memcpy(bp->dev->dev_addr, addr, 6);
if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){