net/mlx5e: en_tc: Rely just on register loopback for tunnel restoration

Register loopback which is needed for tunnel restoration, is now always
enabled if supported and not just with metadata enabled, check for
that instead.

Signed-off-by: Paul Blakey <[email protected]>
Reviewed-by: Oz Shlomo <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>

Author: Paul Blakey

drivers/net/ethernet/mellanox/mlx5/core/en_tc.c

@@ -1985,11 +1985,11 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv,
 	*match_inner = !needs_mapping;
 
 	if ((needs_mapping || sets_mapping) &&
-	    !mlx5_eswitch_vport_match_metadata_enabled(esw)) {
+	    !mlx5_eswitch_reg_c1_loopback_enabled(esw)) {
 		NL_SET_ERR_MSG(extack,
-			       "Chains on tunnel devices isn't supported without register metadata support");
+			       "Chains on tunnel devices isn't supported without register loopback support");
 		netdev_warn(priv->netdev,
-			    "Chains on tunnel devices isn't supported without register metadata support");
+			    "Chains on tunnel devices isn't supported without register loopback support");
 		return -EOPNOTSUPP;
 	}