brcm47xx: prepare brcm47xx patches for sending to mainline.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22296 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 44 insertions, 18 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
index 1f8de8d9be..f07968a240 100644
--- 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
@@ -1,36 +1,58 @@
 --- a/drivers/net/b44.c
 +++ b/drivers/net/b44.c
-@@ -384,7 +384,7 @@ static void b44_set_flow_ctrl(struct b44
+@@ -381,11 +381,12 @@ static void b44_set_flow_ctrl(struct b44
  	__b44_set_flow_ctrl(bp, pause_enab);
  }
  
 -#ifdef SSB_DRIVER_MIPS
-+#ifdef CONFIG_SSB_DRIVER_MIPS
- extern char *nvram_get(char *name);
+-extern char *nvram_get(char *name);
++#ifdef CONFIG_BCM47XX
++
++#include <asm/mach-bcm47xx/nvram.h>
  static void b44_wap54g10_workaround(struct b44 *bp)
  {
-@@ -421,12 +421,45 @@ static inline void b44_wap54g10_workarou
- }
- #endif
+-	const char *str;
++	char buf[20];
+ 	u32 val;
+ 	int err;
  
-+#ifdef CONFIG_SSB_DRIVER_MIPS
+@@ -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)); 
 +}
 +
-+#define getvar(str) (nvram_get(str) ? : "")
-+
 +static inline void b44_bcm47xx_workarounds(struct b44 *bp)
 +{
++	char buf[20];
 +	/* Toshiba WRC-1000, Siemens SE505 v1, Askey RT-210W, RT-220W */
-+	if (simple_strtoul(getvar("boardnum"), NULL, 0) == 100) {
++	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 (startswith(getvar("hardware_version"), "WL300-")) 
-+		{
++		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;
@@ -39,15 +61,19 @@
 +	return;
 +}
 +
-+#else
+ #else
++
+ static inline void b44_wap54g10_workaround(struct b44 *bp)
+ {
+ }
++
 +static inline void b44_bcm47xx_workarounds(struct b44 *bp) 
 +{ 
 +}
-+#endif
-+
+ #endif
+ 
  static int b44_setup_phy(struct b44 *bp)
- {
- 	u32 val;
+@@ -424,6 +457,7 @@ static int b44_setup_phy(struct b44 *bp)
  	int err;
  
  	b44_wap54g10_workaround(bp);
@@ -55,7 +81,7 @@
  
  	if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
  		return 0;
-@@ -2089,6 +2122,8 @@ static int __devinit b44_get_invariants(
+@@ -2080,6 +2114,8 @@ static int __devinit b44_get_invariants(
  	 * valid PHY address. */
  	bp->phy_addr &= 0x1F;