--- /dev/null
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */
+
+#include <linux/netdevice.h>
+#include "lag.h"
+
+static void set_tt_map(struct mlx5_lag_port_sel *port_sel,
+ enum netdev_lag_hash hash)
+{
+ port_sel->tunnel = false;
+
+ switch (hash) {
+ case NETDEV_LAG_HASH_E34:
+ port_sel->tunnel = true;
+ fallthrough;
+ case NETDEV_LAG_HASH_L34:
+ set_bit(MLX5_TT_IPV4_TCP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV4_UDP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6_TCP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6_UDP, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV4, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6, port_sel->tt_map);
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ case NETDEV_LAG_HASH_E23:
+ port_sel->tunnel = true;
+ fallthrough;
+ case NETDEV_LAG_HASH_L23:
+ set_bit(MLX5_TT_IPV4, port_sel->tt_map);
+ set_bit(MLX5_TT_IPV6, port_sel->tt_map);
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ default:
+ set_bit(MLX5_TT_ANY, port_sel->tt_map);
+ break;
+ }
+}
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */
+
+#ifndef __MLX5_LAG_FS_H__
+#define __MLX5_LAG_FS_H__
+
+#include "lib/fs_ttc.h"
+
+struct mlx5_lag_port_sel {
+ DECLARE_BITMAP(tt_map, MLX5_NUM_TT);
+ bool tunnel;
+};
+
+#endif /* __MLX5_LAG_FS_H__ */