From 25948b87dda284664edeb3b3dab689df0a7dc889 Mon Sep 17 00:00:00 2001 From: Marina Varshaver Date: Tue, 20 Aug 2019 04:59:11 +0300 Subject: [PATCH] net/mlx5e: Support TSO and TX checksum offloads for IP-in-IP tunnels Add TX offloads support for IP-in-IP tunneled packets by reporting the needed netdev features. Signed-off-by: Marina Varshaver Signed-off-by: Avihu Hagag Reviewed-by: Aya Levin Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 327c90d..9ff28e2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4243,6 +4243,8 @@ static netdev_features_t mlx5e_tunnel_features_check(struct mlx5e_priv *priv, switch (proto) { case IPPROTO_GRE: + case IPPROTO_IPIP: + case IPPROTO_IPV6: return features; case IPPROTO_UDP: udph = udp_hdr(skb); @@ -4903,6 +4905,15 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) NETIF_F_GSO_GRE_CSUM; } + if (mlx5e_tunnel_proto_supported(mdev, IPPROTO_IPIP)) { + netdev->hw_features |= NETIF_F_GSO_IPXIP4 | + NETIF_F_GSO_IPXIP6; + netdev->hw_enc_features |= NETIF_F_GSO_IPXIP4 | + NETIF_F_GSO_IPXIP6; + netdev->gso_partial_features |= NETIF_F_GSO_IPXIP4 | + NETIF_F_GSO_IPXIP6; + } + netdev->hw_features |= NETIF_F_GSO_PARTIAL; netdev->gso_partial_features |= NETIF_F_GSO_UDP_L4; netdev->hw_features |= NETIF_F_GSO_UDP_L4; -- 2.7.4