diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/faraday/ftgmac100.c | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 0bdc3d3258d3..8231d972de16 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -675,6 +675,35 @@ static int ftgmac100_xmit(struct ftgmac100 *priv, struct sk_buff *skb, return NETDEV_TX_OK; } +static int ftgmac100_hard_start_xmit(struct sk_buff *skb, + struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + dma_addr_t map; + + if (unlikely(skb->len > MAX_PKT_SIZE)) { + if (net_ratelimit()) + netdev_dbg(netdev, "tx packet too big\n"); + + netdev->stats.tx_dropped++; + kfree_skb(skb); + return NETDEV_TX_OK; + } + + map = dma_map_single(priv->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(priv->dev, map))) { + /* drop packet */ + if (net_ratelimit()) + netdev_err(netdev, "map socket buffer failed\n"); + + netdev->stats.tx_dropped++; + kfree_skb(skb); + return NETDEV_TX_OK; + } + + return ftgmac100_xmit(priv, skb, map); +} + static void ftgmac100_free_buffers(struct ftgmac100 *priv) { int i; @@ -1212,35 +1241,6 @@ static int ftgmac100_stop(struct net_device *netdev) return 0; } -static int ftgmac100_hard_start_xmit(struct sk_buff *skb, - struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - dma_addr_t map; - - if (unlikely(skb->len > MAX_PKT_SIZE)) { - if (net_ratelimit()) - netdev_dbg(netdev, "tx packet too big\n"); - - netdev->stats.tx_dropped++; - kfree_skb(skb); - return NETDEV_TX_OK; - } - - map = dma_map_single(priv->dev, skb->data, skb_headlen(skb), DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(priv->dev, map))) { - /* drop packet */ - if (net_ratelimit()) - netdev_err(netdev, "map socket buffer failed\n"); - - netdev->stats.tx_dropped++; - kfree_skb(skb); - return NETDEV_TX_OK; - } - - return ftgmac100_xmit(priv, skb, map); -} - /* optional */ static int ftgmac100_do_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd) { |