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From 4570a8510cd01423160448fa0d0362c1b605d07f Mon Sep 17 00:00:00 2001
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From: Alaa Hleihel <ahleihel@redhat.com>
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Date: Sun, 10 May 2020 14:52:19 -0400
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Subject: [PATCH 047/312] [netdrv] net/mlx5e: Support TSO and TX checksum
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offloads for IP-in-IP tunnels
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Message-id: <20200510145245.10054-57-ahleihel@redhat.com>
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Patchwork-id: 306597
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Patchwork-instance: patchwork
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O-Subject: [RHEL8.3 BZ 1789378 v2 56/82] net/mlx5e: Support TSO and TX checksum offloads for IP-in-IP tunnels
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Bugzilla: 1789378
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RH-Acked-by: Kamal Heib <kheib@redhat.com>
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RH-Acked-by: Jarod Wilson <jarod@redhat.com>
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RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
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RH-Acked-by: Jonathan Toppins <jtoppins@redhat.com>
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Bugzilla: http://bugzilla.redhat.com/1789378
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Upstream: v5.4-rc1
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commit 25948b87dda284664edeb3b3dab689df0a7dc889
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Author: Marina Varshaver <marinav@mellanox.com>
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Date: Tue Aug 20 04:59:11 2019 +0300
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net/mlx5e: Support TSO and TX checksum offloads for IP-in-IP
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tunnels
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Add TX offloads support for IP-in-IP tunneled packets by reporting
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the needed netdev features.
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Signed-off-by: Marina Varshaver <marinav@mellanox.com>
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Signed-off-by: Avihu Hagag <avihuh@mellanox.com>
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Reviewed-by: Aya Levin <ayal@mellanox.com>
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Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
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Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
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---
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drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 11 +++++++++++
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1 file changed, 11 insertions(+)
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diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
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index afe24002987d..7d9a526c6017 100644
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--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
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+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
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@@ -4225,6 +4225,8 @@ static netdev_features_t mlx5e_tunnel_features_check(struct mlx5e_priv *priv,
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switch (proto) {
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case IPPROTO_GRE:
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+ case IPPROTO_IPIP:
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+ case IPPROTO_IPV6:
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return features;
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case IPPROTO_UDP:
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udph = udp_hdr(skb);
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@@ -4877,6 +4879,15 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
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NETIF_F_GSO_GRE_CSUM;
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}
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+ if (mlx5e_tunnel_proto_supported(mdev, IPPROTO_IPIP)) {
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+ netdev->hw_features |= NETIF_F_GSO_IPXIP4 |
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+ NETIF_F_GSO_IPXIP6;
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+ netdev->hw_enc_features |= NETIF_F_GSO_IPXIP4 |
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+ NETIF_F_GSO_IPXIP6;
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+ netdev->gso_partial_features |= NETIF_F_GSO_IPXIP4 |
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+ NETIF_F_GSO_IPXIP6;
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+ }
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+
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netdev->hw_features |= NETIF_F_GSO_PARTIAL;
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netdev->gso_partial_features |= NETIF_F_GSO_UDP_L4;
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netdev->hw_features |= NETIF_F_GSO_UDP_L4;
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--
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2.13.6
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