From 0964996aa229ed13258db060cf3ebc63a322f45c Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Tue, 24 Apr 2012 20:35:46 +0000 Subject: [PATCH] brcm47xx: b44 fix workaround detection on some brcm47xx boards Because of api change of nvram_getenv, the workaround failed to detect the hardware. Based on patch by b.sander Fixes #11268. SVN-Revision: 31470 --- .../patches-3.2/210-b44_phy_fix.patch | 25 +++++++------------ 1 file changed, 9 insertions(+), 16 deletions(-) diff --git a/target/linux/brcm47xx/patches-3.2/210-b44_phy_fix.patch b/target/linux/brcm47xx/patches-3.2/210-b44_phy_fix.patch index d9cf29f6e5..2d0536552a 100644 --- a/target/linux/brcm47xx/patches-3.2/210-b44_phy_fix.patch +++ b/target/linux/brcm47xx/patches-3.2/210-b44_phy_fix.patch @@ -1,29 +1,22 @@ --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c -@@ -410,10 +410,41 @@ static void b44_wap54g10_workaround(stru +@@ -410,10 +410,34 @@ 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) ++static void b44_bcm47xx_workarounds(struct b44 *bp) +{ + char buf[20]; ++ struct ssb_device *sdev = bp->sdev; ++ + /* 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) { ++ if (sdev->bus->sprom.board_num == 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 (nvram_getenv("hardware_version", buf, sizeof(buf)) >= 0 && ++ !strncmp(buf, "WL300-", strlen("WL300-"))) { + if (sdev->bus->sprom.et0phyaddr == 0 && + sdev->bus->sprom.et1phyaddr == 1) + bp->phy_addr = B44_PHY_ADDR_NO_PHY; @@ -42,7 +35,7 @@ #endif static int b44_setup_phy(struct b44 *bp) -@@ -422,6 +453,7 @@ static int b44_setup_phy(struct b44 *bp) +@@ -422,6 +446,7 @@ static int b44_setup_phy(struct b44 *bp) int err; b44_wap54g10_workaround(bp); @@ -50,7 +43,7 @@ if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) return 0; -@@ -2088,6 +2120,8 @@ static int __devinit b44_get_invariants( +@@ -2088,6 +2113,8 @@ static int __devinit b44_get_invariants( * valid PHY address. */ bp->phy_addr &= 0x1F; -- 2.30.2