brcm47xx: add some more fixes to bgmac

Thank you Rafał Miłecki and Nathan Hintz

SVN-Revision: 35574

diff --git a/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch
index dfe9ccf7e7754aa74574bbe9a1dbbe217093962f..9a971e07a8ee2aeadd689cac38015fc0aab4735b 100644 (file)
--- a/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch
+++ b/target/linux/brcm47xx/patches-3.6/760-bgmac-fixes.patch
@@ -19,9 +19,9 @@
 +      struct bgmac *bgmac = netdev_priv(net_dev);
 +
 +      if (net_dev->flags & IFF_PROMISC)
-+              bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_PROM, false);
++              bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_PROM, true);
 +      else
-+              bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_PROM, 0, false);
++              bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_PROM, 0, true);
 +}
 +
  #if 0 /* We don't use that regs yet */
@@ -40,7 +40,15 @@
                }
                bcma_chipco_chipctl_maskset(cc, 1,
                                            ~(BGMAC_CHIPCTL_1_IF_TYPE_MASK |
-@@ -1004,8 +1026,6 @@ static void bgmac_enable(struct bgmac *b
+@@ -948,6 +970,7 @@ static void bgmac_chip_intrs_on(struct b
+ static void bgmac_chip_intrs_off(struct bgmac *bgmac)
+ {
+       bgmac_write(bgmac, BGMAC_INT_MASK, 0);
++      bgmac_read(bgmac, BGMAC_INT_MASK);
+ }
+ 
+ /* http://bcm-v4.sipsolutions.net/mac-gbit/gmac/gmac_enable */
+@@ -1004,8 +1027,6 @@ static void bgmac_enable(struct bgmac *b
  static void bgmac_chip_init(struct bgmac *bgmac, bool full_init)
  {
        struct bgmac_dma_ring *ring;
@@ -49,7 +57,7 @@
        int i;
  
        /* 1 interrupt per received frame */
-@@ -1014,16 +1034,9 @@ static void bgmac_chip_init(struct bgmac
+@@ -1014,21 +1035,14 @@ static void bgmac_chip_init(struct bgmac
        /* Enable 802.3x tx flow control (honor received PAUSE frames) */
        bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_RPI, 0, true);
  
@@ -67,8 +75,15 @@
 +      bgmac_write_mac_address(bgmac, bgmac->net_dev->dev_addr);
  
        if (bgmac->loopback)
-               bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_ML, true);
-@@ -1160,6 +1173,19 @@ static netdev_tx_t bgmac_start_xmit(stru
+-              bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_ML, true);
++              bgmac_cmdcfg_maskset(bgmac, ~0, BGMAC_CMDCFG_ML, false);
+       else
+-              bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_ML, 0, true);
++              bgmac_cmdcfg_maskset(bgmac, ~BGMAC_CMDCFG_ML, 0, false);
+ 
+       bgmac_write(bgmac, BGMAC_RXMAX_LENGTH, 32 + ETHER_MAX_LEN);
+ 
+@@ -1160,6 +1174,19 @@ static netdev_tx_t bgmac_start_xmit(stru
        return bgmac_dma_tx_add(bgmac, ring, skb);
  }
  
@@ -88,7 +103,7 @@
  static int bgmac_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd)
  {
        struct bgmac *bgmac = netdev_priv(net_dev);
-@@ -1190,7 +1216,9 @@ static const struct net_device_ops bgmac
+@@ -1190,7 +1217,9 @@ static const struct net_device_ops bgmac
        .ndo_open               = bgmac_open,
        .ndo_stop               = bgmac_stop,
        .ndo_start_xmit         = bgmac_start_xmit,
@@ -99,6 +114,19 @@
        .ndo_do_ioctl           = bgmac_ioctl,
  };
  
+@@ -1290,6 +1319,12 @@ static int bgmac_probe(struct bcma_devic
+               return -ENOTSUPP;
+       }
+ 
++      if (!is_valid_ether_addr(mac)) {
++              dev_err(&core->dev, "Invalid MAC addr: %pM\n", mac);
++              eth_random_addr(mac);
++              dev_warn(&core->dev, "Using random MAC: %pM\n", mac);
++      }
++
+       /* Allocation and references */
+       net_dev = alloc_etherdev(sizeof(*bgmac));
+       if (!net_dev)
 --- a/drivers/net/ethernet/broadcom/bgmac.h
 +++ b/drivers/net/ethernet/broadcom/bgmac.h
 @@ -339,7 +339,7 @@