Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b49663c8 authored by Alexander Duyck's avatar Alexander Duyck Committed by David S. Miller
Browse files

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: default avatarAlexander Duyck <aduyck@mirantis.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 09067122

drivers/net/ethernet/mellanox/mlx5/core/en_main.c

+6 −1
Original line number Diff line number Diff line
@@ -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);