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authorAlexander Duyck <aduyck@mirantis.com>2016-05-02 19:38:43 +0300
committerDavid S. Miller <davem@davemloft.net>2016-05-04 20:32:28 +0300
commitb49663c8fb4908cc548afd27aa950c07f4e421d5 (patch)
tree82354f7cb32d5666663bcd624f13418f4979d1c0
parent09067122db3b7fb9cd329fcc16cee12e8f6babcf (diff)
downloadlinux-b49663c8fb4908cc548afd27aa950c07f4e421d5.tar.xz
net/mlx5e: Add support for UDP tunnel segmentation with outer checksum offload
This patch assumes that the mlx5 hardware will ignore existing IPv4/v6 header fields for length and checksum as well as the length and checksum fields for outer UDP headers. Signed-off-by: Alexander Duyck <aduyck@mirantis.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 7dfb73aa8e41..23883be2b0b8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -2802,13 +2802,18 @@ static void mlx5e_build_netdev(struct net_device *netdev)
netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
if (mlx5e_vxlan_allowed(mdev)) {
- netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL;
+ netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL |
+ NETIF_F_GSO_UDP_TUNNEL_CSUM |
+ NETIF_F_GSO_PARTIAL;
netdev->hw_enc_features |= NETIF_F_IP_CSUM;
netdev->hw_enc_features |= NETIF_F_RXCSUM;
netdev->hw_enc_features |= NETIF_F_TSO;
netdev->hw_enc_features |= NETIF_F_TSO6;
netdev->hw_enc_features |= NETIF_F_RXHASH;
netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL;
+ netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL_CSUM |
+ NETIF_F_GSO_PARTIAL;
+ netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM;
}
mlx5_query_port_fcs(mdev, &fcs_supported, &fcs_enabled);