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authorAlexandros C. Couloumbis <alex@ozo.com>2010-04-20 15:03:22 +0000
committerAlexandros C. Couloumbis <alex@ozo.com>2010-04-20 15:03:22 +0000
commitbd97e8816732b1e0bd66c5f6cbb910e911fe88fd (patch)
tree19aa9f8d46b41be544c32ba7fc5150e9c26652e0 /target/linux
parent7e64396394ddf2ba9d264b1ecb3af6f7c4c4eeef (diff)
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brcm47xx: fix ethernet link state (closes #7056)
SVN-Revision: 21042
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/brcm47xx/patches-2.6.34/210-b44_phy_fix.patch78
1 files changed, 78 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.34/210-b44_phy_fix.patch b/target/linux/brcm47xx/patches-2.6.34/210-b44_phy_fix.patch
new file mode 100644
index 0000000000..d2ce214a4d
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.34/210-b44_phy_fix.patch
@@ -0,0 +1,78 @@
+--- drivers/net/b44.c.orig 2010-04-18 08:40:30.000000000 +0300
++++ drivers/net/b44.c 2010-04-18 10:53:47.000000000 +0300
+@@ -384,7 +384,7 @@
+ __b44_set_flow_ctrl(bp, pause_enab);
+ }
+
+-#ifdef SSB_DRIVER_MIPS
++#ifdef CONFIG_SSB_DRIVER_MIPS
+ extern char *nvram_get(char *name);
+ static void b44_wap54g10_workaround(struct b44 *bp)
+ {
+@@ -397,6 +397,7 @@
+ * see https://dev.openwrt.org/ticket/146
+ * check and reset bit "isolate"
+ */
++
+ str = nvram_get("boardnum");
+ if (!str)
+ return;
+@@ -421,12 +422,49 @@
+ }
+ #endif
+
++#ifdef CONFIG_SSB_DRIVER_MIPS
++static inline int startswith (const char *source, const char *cmp)
++{
++ return !strncmp(source,cmp,strlen(cmp));
++}
++
++#define getvar(str) (nvram_get(str) ? : "")
++
++static inline void b44_bcm47xx_workarounds(struct b44 *bp)
++{
++ /*
++ * workaround for physical wiring in Linksys WRSL54GS
++ * see https://dev.openwrt.org/ticket/2662 and 3903
++ * eth1 PHY is probably on BCM5325 switch accessed via eth0
++ */
++
++ if (simple_strtoul(getvar("boardnum"), NULL, 0) == 42) {
++ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
++ } else {
++ /* WL-HDD */
++ struct ssb_device *sdev = bp->sdev;
++ if (startswith(getvar("hardware_version"), "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_bcm47xx_workarounds(struct b44 *bp)
++{
++}
++#endif
++
+ static int b44_setup_phy(struct b44 *bp)
+ {
+ u32 val;
+ int err;
+
+ b44_wap54g10_workaround(bp);
++ b44_bcm47xx_workarounds(bp);
+
+ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
+ return 0;
+@@ -2089,6 +2127,8 @@
+ * 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])){