diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_tx.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_tx.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index e3adcebfdfb8..160e86d21607 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -39,6 +39,7 @@ #include <linux/if_vlan.h> #include <linux/vmalloc.h> #include <linux/tcp.h> +#include <linux/ip.h> #include <linux/moduleparam.h> #include "mlx4_en.h" @@ -560,7 +561,10 @@ static int get_real_size(struct sk_buff *skb, struct net_device *dev, int real_size; if (skb_is_gso(skb)) { - *lso_header_size = skb_transport_offset(skb) + tcp_hdrlen(skb); + if (skb->encapsulation) + *lso_header_size = (skb_inner_transport_header(skb) - skb->data) + inner_tcp_hdrlen(skb); + else + *lso_header_size = skb_transport_offset(skb) + tcp_hdrlen(skb); real_size = CTRL_SIZE + skb_shinfo(skb)->nr_frags * DS_SIZE + ALIGN(*lso_header_size + 4, DS_SIZE); if (unlikely(*lso_header_size != skb_headlen(skb))) { @@ -859,6 +863,14 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) tx_info->inl = 1; } + if (skb->encapsulation) { + struct iphdr *ipv4 = (struct iphdr *)skb_inner_network_header(skb); + if (ipv4->protocol == IPPROTO_TCP || ipv4->protocol == IPPROTO_UDP) + op_own |= cpu_to_be32(MLX4_WQE_CTRL_IIP | MLX4_WQE_CTRL_ILP); + else + op_own |= cpu_to_be32(MLX4_WQE_CTRL_IIP); + } + ring->prod += nr_txbb; /* If we used a bounce buffer then copy descriptor back into place */ |