target/linux/ar7/patches-2.6.37/973-cpmac_handle_mvswitch.patch

   1 --- a/drivers/net/cpmac.c
   2 +++ b/drivers/net/cpmac.c
   3 @@ -372,6 +372,7 @@ static struct sk_buff *cpmac_rx_one(stru
   4                                     struct cpmac_desc *desc)
   5  {
   6         struct sk_buff *skb, *result = NULL;
   7 +       int offset;
   8
   9         if (unlikely(netif_msg_hw(priv)))
  10                 cpmac_dump_desc(priv->dev, desc);
  11 @@ -383,10 +384,15 @@ static struct sk_buff *cpmac_rx_one(stru
  12                 return NULL;
  13         }
  14
  15 -       skb = netdev_alloc_skb_ip_align(priv->dev, CPMAC_SKB_SIZE);
  16 +       skb = netdev_alloc_skb(priv->dev, CPMAC_SKB_SIZE);
  17         if (likely(skb)) {
  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                 skb_checksum_none_assert(desc->skb);
  27                 priv->dev->stats.rx_packets++;
  28                 priv->dev->stats.rx_bytes += desc->datalen;
  29 @@ -458,7 +464,12 @@ static int cpmac_poll(struct napi_struct
  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 +962,7 @@ static void cpmac_adjust_link(struct net
  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 @@ -990,11 +1001,17 @@ static int cpmac_open(struct net_device
  53
  54         priv->rx_head = &priv->desc_ring[CPMAC_QUEUES];
  55         for (i = 0, desc = priv->rx_head; i < priv->ring_size; i++, desc++) {
  56 -               skb = netdev_alloc_skb_ip_align(dev, CPMAC_SKB_SIZE);
  57 +               skb = netdev_alloc_skb(dev, CPMAC_SKB_SIZE);
  58                 if (unlikely(!skb)) {
  59                         res = -ENOMEM;
  60                         goto fail_desc;
  61                 }
  62 +               offset = 2;
  63 +               if (priv->phy) {
  64 +                       offset += priv->phy->pkt_align;
  65 +               }
  66 +               skb_reserve(skb, offset);
  67 +
  68                 desc->skb = skb;
  69                 desc->data_mapping = dma_map_single(&dev->dev, skb->data,
  70                                                     CPMAC_SKB_SIZE,