diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_rx.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_rx.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 10f6c2f1d5a0..a67fbb90d69e 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -912,6 +912,12 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud u16 vid = be16_to_cpu(cqe->sl_vid); __vlan_hwaccel_put_tag(gro_skb, htons(ETH_P_8021Q), vid); + } else if ((be32_to_cpu(cqe->vlan_my_qpn) & + MLX4_CQE_SVLAN_PRESENT_MASK) && + (dev->features & NETIF_F_HW_VLAN_STAG_RX)) { + __vlan_hwaccel_put_tag(gro_skb, + htons(ETH_P_8021AD), + be16_to_cpu(cqe->sl_vid)); } if (dev->features & NETIF_F_RXHASH) @@ -973,6 +979,11 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud MLX4_CQE_CVLAN_PRESENT_MASK) && (dev->features & NETIF_F_HW_VLAN_CTAG_RX)) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(cqe->sl_vid)); + else if ((be32_to_cpu(cqe->vlan_my_qpn) & + MLX4_CQE_SVLAN_PRESENT_MASK) && + (dev->features & NETIF_F_HW_VLAN_STAG_RX)) + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021AD), + be16_to_cpu(cqe->sl_vid)); if (ring->hwtstamp_rx_filter == HWTSTAMP_FILTER_ALL) { timestamp = mlx4_en_get_cqe_ts(cqe); @@ -1070,7 +1081,10 @@ static const int frag_sizes[] = { void mlx4_en_calc_rx_buf(struct net_device *dev) { struct mlx4_en_priv *priv = netdev_priv(dev); - int eff_mtu = dev->mtu + ETH_HLEN + VLAN_HLEN; + /* VLAN_HLEN is added twice,to support skb vlan tagged with multiple + * headers. (For example: ETH_P_8021Q and ETH_P_8021AD). + */ + int eff_mtu = dev->mtu + ETH_HLEN + (2 * VLAN_HLEN); int buf_size = 0; int i = 0; |