target/linux/ar7/patches-2.6.32/973-cpmac_handle_mvswitch.patch

   1 Index: linux-2.6.32.26/drivers/net/cpmac.c
   2 ===================================================================
   3 --- linux-2.6.32.26.orig/drivers/net/cpmac.c    2010-11-28 05:23:59.482390691 -0800
   4 +++ linux-2.6.32.26/drivers/net/cpmac.c 2010-11-28 05:26:02.494883201 -0800
   5 @@ -369,6 +369,7 @@
   6                                     struct cpmac_desc *desc)
   7  {
   8         struct sk_buff *skb, *result = NULL;
   9 +       int offset;
  10
  11         if (unlikely(netif_msg_hw(priv)))
  12                 cpmac_dump_desc(priv->dev, desc);
  13 @@ -382,9 +383,13 @@
  14
  15         skb = netdev_alloc_skb(priv->dev, CPMAC_SKB_SIZE);
  16         if (likely(skb)) {
  17 -               skb_reserve(skb, 2);
  18 +               offset = 2;
  19 +               if (priv->phy) {
  20 +                       offset += priv->phy->pkt_align;
  21 +               }
  22 +               skb_reserve(skb, offset);
  23 +
  24                 skb_put(desc->skb, desc->datalen);
  25 -               desc->skb->protocol = eth_type_trans(desc->skb, priv->dev);
  26                 desc->skb->ip_summed = CHECKSUM_NONE;
  27                 priv->dev->stats.rx_packets++;
  28                 priv->dev->stats.rx_bytes += desc->datalen;
  29 @@ -456,7 +461,12 @@
  30
  31                 skb = cpmac_rx_one(priv, desc);
  32                 if (likely(skb)) {
  33 -                       netif_receive_skb(skb);
  34 +                       if (priv->phy->netif_receive_skb) {
  35 +                               priv->phy->netif_receive_skb(skb);
  36 +                       } else {
  37 +                               skb->protocol = eth_type_trans(skb, priv->dev);
  38 +                               netif_receive_skb(skb);
  39 +                       }
  40                         received++;
  41                 }
  42                 desc = desc->next;
  43 @@ -951,7 +961,7 @@
  44
  45  static int cpmac_open(struct net_device *dev)
  46  {
  47 -       int i, size, res;
  48 +       int i, size, res, offset;
  49         struct cpmac_priv *priv = netdev_priv(dev);
  50         struct resource *mem;
  51         struct cpmac_desc *desc;
  52 @@ -995,7 +1005,12 @@
  53                         res = -ENOMEM;
  54                         goto fail_desc;
  55                 }
  56 -               skb_reserve(skb, 2);
  57 +               offset = 2;
  58 +               if (priv->phy) {
  59 +                       offset += priv->phy->pkt_align;
  60 +               }
  61 +               skb_reserve(skb, offset);
  62 +
  63                 desc->skb = skb;
  64                 desc->data_mapping = dma_map_single(&dev->dev, skb->data,
  65                                                     CPMAC_SKB_SIZE,