net/mlx5e: Fix adding encap rules to slow path

On some devices the ignore flow level cap is not supported and we
shouldn't use it. Setting the dest ft with mlx5_chains_get_tc_end_ft()
already gives the correct end ft if ignore flow level cap is supported
or not.

Fixes: 39ac237c ("net/mlx5: E-Switch, Refactor chains and priorities")
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Paul Blakey <paulb@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

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

@@ -219,7 +219,8 @@ esw_setup_slow_path_dest(struct mlx5_flow_destination *dest,
 			 struct mlx5_fs_chains *chains,
 			 int i)
 {
-	flow_act->flags |= FLOW_ACT_IGNORE_FLOW_LEVEL;
+	if (mlx5_chains_ignore_flow_level_supported(chains))
+		flow_act->flags |= FLOW_ACT_IGNORE_FLOW_LEVEL;
 	dest[i].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE;
 	dest[i].ft = mlx5_chains_get_tc_end_ft(chains);
 }

drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.c

@@ -107,7 +107,7 @@ bool mlx5_chains_prios_supported(struct mlx5_fs_chains *chains)
 	return chains->flags & MLX5_CHAINS_AND_PRIOS_SUPPORTED;
 }
 
-static bool mlx5_chains_ignore_flow_level_supported(struct mlx5_fs_chains *chains)
+bool mlx5_chains_ignore_flow_level_supported(struct mlx5_fs_chains *chains)
 {
 	return chains->flags & MLX5_CHAINS_IGNORE_FLOW_LEVEL_SUPPORTED;
 }

drivers/net/ethernet/mellanox/mlx5/core/lib/fs_chains.h

@@ -28,6 +28,7 @@ struct mlx5_chains_attr {
 
 bool
 mlx5_chains_prios_supported(struct mlx5_fs_chains *chains);
+bool mlx5_chains_ignore_flow_level_supported(struct mlx5_fs_chains *chains);
 bool
 mlx5_chains_backwards_supported(struct mlx5_fs_chains *chains);
 u32
@@ -70,6 +71,10 @@ mlx5_chains_set_end_ft(struct mlx5_fs_chains *chains,
 
 #else /* CONFIG_MLX5_CLS_ACT */
 
+static inline bool
+mlx5_chains_ignore_flow_level_supported(struct mlx5_fs_chains *chains)
+{ return false; }
+
 static inline struct mlx5_flow_table *
 mlx5_chains_get_table(struct mlx5_fs_chains *chains, u32 chain, u32 prio,
 		      u32 level) { return ERR_PTR(-EOPNOTSUPP); }