diff options
| author | Or Gerlitz <ogerlitz@mellanox.com> | 2017-06-07 17:49:56 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@mellanox.com> | 2017-06-22 14:30:13 +0300 |
| commit | a8ade55ffd1c1acef053a2d05f30e91a1c114f58 (patch) | |
| tree | a5b6c2ce46d8fdad26f66c59698edb128acff10f | |
| parent | 1f97a5265f1ba990c8ac200fb1e31db4f6ff5bea (diff) | |
net/mlx5e: Offload TC matching on ip ttl
Enable offloading of TC matching on ip ttl / hop-limit
As matching on ttl is supported only by newer HW brands (ConnectX-5),
we should do capability check before attempting to offload that.
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Reviewed-by: Paul Blakey <paulb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 11 | ||||
| -rw-r--r-- | include/linux/mlx5/mlx5_ifc.h | 5 |
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 633a91a71218..382dede903a3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -904,11 +904,16 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, 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); - if (mask->tos) - *min_inline = MLX5_INLINE_MODE_IP; + 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); - if (mask->ttl) /* currently not supported */ + if (mask->ttl && + !MLX5_CAP_ESW_FLOWTABLE_FDB(priv->mdev, + ft_field_support.outer_ipv4_ttl)) return -EOPNOTSUPP; + + if (mask->tos || mask->ttl) + *min_inline = MLX5_INLINE_MODE_IP; } if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_PORTS)) { diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index e86ef880a149..694f51d388d9 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -243,7 +243,7 @@ struct mlx5_ifc_flow_table_fields_supported_bits { u8 outer_first_prio[0x1]; u8 outer_first_cfi[0x1]; u8 outer_first_vid[0x1]; - u8 reserved_at_7[0x1]; + u8 outer_ipv4_ttl[0x1]; u8 outer_second_prio[0x1]; u8 outer_second_cfi[0x1]; u8 outer_second_vid[0x1]; @@ -380,7 +380,8 @@ struct mlx5_ifc_fte_match_set_lyr_2_4_bits { u8 tcp_sport[0x10]; u8 tcp_dport[0x10]; - u8 reserved_at_c0[0x20]; + u8 reserved_at_c0[0x18]; + u8 ttl_hoplimit[0x8]; u8 udp_sport[0x10]; u8 udp_dport[0x10]; |