net/mlx5: Add support to s-tag in mlx5 firmware interface

Add svlan_tag and rename vlan_tag to cvlan_tag in flow table entry
match param.

Signed-off-by: Mohamad Haj Yahia <mohamad@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index a191b93..8727116 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1704,9 +1704,9 @@ static int parse_flow_attr(u32 *match_c, u32 *match_v,
 
 		if (ib_spec->eth.mask.vlan_tag) {
 			MLX5_SET(fte_match_set_lyr_2_4, headers_c,
-				 vlan_tag, 1);
+				 cvlan_tag, 1);
 			MLX5_SET(fte_match_set_lyr_2_4, headers_v,
-				 vlan_tag, 1);
+				 cvlan_tag, 1);
 
 			MLX5_SET(fte_match_set_lyr_2_4, headers_c,
 				 first_vid, ntohs(ib_spec->eth.mask.vlan_tag));