target/linux/brcm47xx/patches-4.14/210-b44_phy_fix.patch

   1 --- a/drivers/net/ethernet/broadcom/b44.c
   2 +++ b/drivers/net/ethernet/broadcom/b44.c
   3 @@ -431,10 +431,34 @@ static void b44_wap54g10_workaround(stru
   4  error:
   5         pr_warn("PHY: cannot reset MII transceiver isolate bit\n");
   6  }
   7 +
   8 +static void b44_bcm47xx_workarounds(struct b44 *bp)
   9 +{
  10 +       char buf[20];
  11 +       struct ssb_device *sdev = bp->sdev;
  12 +
  13 +       /* Toshiba WRC-1000, Siemens SE505 v1, Askey RT-210W, RT-220W */
  14 +       if (sdev->bus->sprom.board_num == 100) {
  15 +               bp->phy_addr = B44_PHY_ADDR_NO_LOCAL_PHY;
  16 +       } else {
  17 +               /* WL-HDD */
  18 +               if (bcm47xx_nvram_getenv("hardware_version", buf, sizeof(buf)) >= 0 &&
  19 +                   !strncmp(buf, "WL300-", strlen("WL300-"))) {
  20 +                       if (sdev->bus->sprom.et0phyaddr == 0 &&
  21 +                           sdev->bus->sprom.et1phyaddr == 1)
  22 +                               bp->phy_addr = B44_PHY_ADDR_NO_LOCAL_PHY;
  23 +               }
  24 +       }
  25 +       return;
  26 +}
  27  #else
  28  static inline void b44_wap54g10_workaround(struct b44 *bp)
  29  {
  30  }
  31 +
  32 +static inline void b44_bcm47xx_workarounds(struct b44 *bp)
  33 +{
  34 +}
  35  #endif
  36
  37  static int b44_setup_phy(struct b44 *bp)
  38 @@ -443,6 +467,7 @@ static int b44_setup_phy(struct b44 *bp)
  39         int err;
  40
  41         b44_wap54g10_workaround(bp);
  42 +       b44_bcm47xx_workarounds(bp);
  43
  44         if (bp->flags & B44_FLAG_EXTERNAL_PHY)
  45                 return 0;
  46 @@ -2178,6 +2203,8 @@ static int b44_get_invariants(struct b44
  47          * valid PHY address. */
  48         bp->phy_addr &= 0x1F;
  49
  50 +       b44_bcm47xx_workarounds(bp);
  51 +
  52         memcpy(bp->dev->dev_addr, addr, ETH_ALEN);
  53
  54         if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){