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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index b60feceab63b..d2fc055f054a 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -237,13 +237,16 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv,
/* Full udp dst port must be given */
if (memchr_inv(&mask->dst, 0xff, sizeof(mask->dst)))
- return -EOPNOTSUPP;
+ goto vxlan_match_offload_err;
if (mlx5e_vxlan_lookup_port(priv, be16_to_cpu(key->dst)) &&
MLX5_CAP_ESW(priv->mdev, vxlan_encap_decap))
parse_vxlan_attr(spec, f);
- else
+ else {
+ netdev_warn(priv->netdev,
+ "%d isn't an offloaded vxlan udp dport\n", be16_to_cpu(key->dst));
return -EOPNOTSUPP;
+ }
MLX5_SET(fte_match_set_lyr_2_4, headers_c,
udp_dport, ntohs(mask->dst));
@@ -255,7 +258,10 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv,
MLX5_SET(fte_match_set_lyr_2_4, headers_v,
udp_sport, ntohs(key->src));
} else { /* udp dst port must be given */
- return -EOPNOTSUPP;
+vxlan_match_offload_err:
+ netdev_warn(priv->netdev,
+ "IP tunnel decap offload supported only for vxlan, must set UDP dport\n");
+ return -EOPNOTSUPP;
}
if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS)) {
@@ -346,6 +352,9 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
if (parse_tunnel_attr(priv, spec, f))
return -EOPNOTSUPP;
break;
+ case FLOW_DISSECTOR_KEY_IPV6_ADDRS:
+ netdev_warn(priv->netdev,
+ "IPv6 tunnel decap offload isn't supported\n");
default:
return -EOPNOTSUPP;
}
@@ -792,13 +801,17 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
int tunnel_type;
int err;
- /* udp dst port must be given */
+ /* udp dst port must be set */
if (!memchr_inv(&key->tp_dst, 0, sizeof(key->tp_dst)))
- return -EOPNOTSUPP;
+ goto vxlan_encap_offload_err;
/* setting udp src port isn't supported */
- if (memchr_inv(&key->tp_src, 0, sizeof(key->tp_src)))
+ if (memchr_inv(&key->tp_src, 0, sizeof(key->tp_src))) {
+vxlan_encap_offload_err:
+ netdev_warn(priv->netdev,
+ "must set udp dst port and not set udp src port\n");
return -EOPNOTSUPP;
+ }
if (mlx5e_vxlan_lookup_port(priv, be16_to_cpu(key->tp_dst)) &&
MLX5_CAP_ESW(priv->mdev, vxlan_encap_decap)) {
@@ -806,6 +819,8 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
info.tun_id = tunnel_id_to_key32(key->tun_id);
tunnel_type = MLX5_HEADER_TYPE_VXLAN;
} else {
+ netdev_warn(priv->netdev,
+ "%d isn't an offloaded vxlan udp dport\n", be16_to_cpu(key->tp_dst));
return -EOPNOTSUPP;
}
@@ -813,6 +828,9 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
case AF_INET:
info.daddr = key->u.ipv4.dst;
break;
+ case AF_INET6:
+ netdev_warn(priv->netdev,
+ "IPv6 tunnel encap offload isn't supported\n");
default:
return -EOPNOTSUPP;
}