net/mlx5e: Support TSO and TX checksum offloads for IP-in-IP (25948b87) · Commits · 戴 / test

tunnels Add TX offloads support for IP-in-IP tunneled packets by reporting the needed netdev features. Signed-off-by:

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

+11 −0

Original line number	Diff line number	Diff line
		@@ -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;