target/linux/brcm47xx/patches-3.2/210-b44_phy_fix.patch

   1 --- a/drivers/net/ethernet/broadcom/b44.c
   2 +++ b/drivers/net/ethernet/broadcom/b44.c
   3 @@ -410,10 +410,41 @@ static void b44_wap54g10_workaround(stru
   4  error:
   5         pr_warning("PHY: cannot reset MII transceiver isolate bit\n");
   6  }
   7 +
   8 +static inline int startswith (const char *source, const char *cmp)
   9 +{
  10 +       return !strncmp(source,cmp,strlen(cmp));
  11 +}
  12 +
  13 +static inline void b44_bcm47xx_workarounds(struct b44 *bp)
  14 +{
  15 +       char buf[20];
  16 +       /* Toshiba WRC-1000, Siemens SE505 v1, Askey RT-210W, RT-220W */
  17 +       if (nvram_getenv("boardnum", buf, sizeof(buf)) > 0)
  18 +               return;
  19 +       if (simple_strtoul(buf, NULL, 0) == 100) {
  20 +               bp->phy_addr = B44_PHY_ADDR_NO_PHY;
  21 +       } else {
  22 +               /* WL-HDD */
  23 +               struct ssb_device *sdev = bp->sdev;
  24 +               if (nvram_getenv("hardware_version", buf, sizeof(buf)) > 0)
  25 +                       return;
  26 +               if (startswith(buf, "WL300-")) {
  27 +                       if (sdev->bus->sprom.et0phyaddr == 0 &&
  28 +                           sdev->bus->sprom.et1phyaddr == 1)
  29 +                               bp->phy_addr = B44_PHY_ADDR_NO_PHY;
  30 +               }
  31 +       }
  32 +       return;
  33 +}
  34  #else
  35  static inline void b44_wap54g10_workaround(struct b44 *bp)
  36  {
  37  }
  38 +
  39 +static inline void b44_bcm47xx_workarounds(struct b44 *bp)
  40 +{
  41 +}
  42  #endif
  43
  44  static int b44_setup_phy(struct b44 *bp)
  45 @@ -422,6 +453,7 @@ static int b44_setup_phy(struct b44 *bp)
  46         int err;
  47
  48         b44_wap54g10_workaround(bp);
  49 +       b44_bcm47xx_workarounds(bp);
  50
  51         if (bp->phy_addr == B44_PHY_ADDR_NO_PHY)
  52                 return 0;
  53 @@ -2088,6 +2120,8 @@ static int __devinit b44_get_invariants(
  54          * valid PHY address. */
  55         bp->phy_addr &= 0x1F;
  56
  57 +       b44_bcm47xx_workarounds(bp);
  58 +
  59         memcpy(bp->dev->dev_addr, addr, 6);
  60
  61         if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){