Commit bcef735c authored by Or Gerlitz's avatar Or Gerlitz Committed by David S. Miller

net/mlx5e: Offload TC matching on tos/ttl for ip tunnels

Enable offloading of TC matching on tos/ttl for ipv4/6 tunnels.
Signed-off-by: default avatarOr Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: default avatarRoi Dayan <roid@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f35f800d
......@@ -1211,6 +1211,26 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv,
MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, ETH_P_IPV6);
}
if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_ENC_IP)) {
struct flow_dissector_key_ip *key =
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_ENC_IP,
f->key);
struct flow_dissector_key_ip *mask =
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_ENC_IP,
f->mask);
MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_ecn, mask->tos & 0x3);
MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ecn, key->tos & 0x3);
MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_dscp, mask->tos >> 2);
MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_dscp, key->tos >> 2);
MLX5_SET(fte_match_set_lyr_2_4, headers_c, ttl_hoplimit, mask->ttl);
MLX5_SET(fte_match_set_lyr_2_4, headers_v, ttl_hoplimit, key->ttl);
}
/* Enforce DMAC when offloading incoming tunneled flows.
* Flow counters require a match on the DMAC.
*/
......@@ -1259,7 +1279,8 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
BIT(FLOW_DISSECTOR_KEY_ENC_PORTS) |
BIT(FLOW_DISSECTOR_KEY_ENC_CONTROL) |
BIT(FLOW_DISSECTOR_KEY_TCP) |
BIT(FLOW_DISSECTOR_KEY_IP))) {
BIT(FLOW_DISSECTOR_KEY_IP) |
BIT(FLOW_DISSECTOR_KEY_ENC_IP))) {
netdev_warn(priv->netdev, "Unsupported key used: 0x%x\n",
f->dissector->used_keys);
return -EOPNOTSUPP;
......
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