diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
index f2c2c752bd1c..c57b09727524 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
@@ -14,10 +14,10 @@
 
 #define MLX5_ESW_VPORT_TBL_SIZE_SAMPLE (64 * 1024)
 
-static const struct esw_vport_tbl_namespace mlx5_esw_vport_tbl_sample_ns = {
+static struct esw_vport_tbl_namespace mlx5_esw_vport_tbl_sample_ns = {
 	.max_fte = MLX5_ESW_VPORT_TBL_SIZE_SAMPLE,
 	.max_num_groups = 0,    /* default num of groups */
-	.flags = MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT | MLX5_FLOW_TABLE_TUNNEL_EN_DECAP,
+	.flags = 0,
 };
 
 struct mlx5e_tc_psample {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/vporttbl.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/vporttbl.c
index 9e72118f2e4c..749c3957a128 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/vporttbl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/vporttbl.c
@@ -11,7 +11,7 @@ struct mlx5_vport_key {
 	u16 prio;
 	u16 vport;
 	u16 vhca_id;
-	const struct esw_vport_tbl_namespace *vport_ns;
+	struct esw_vport_tbl_namespace *vport_ns;
 } __packed;
 
 struct mlx5_vport_table {
@@ -21,6 +21,14 @@ struct mlx5_vport_table {
 	struct mlx5_vport_key key;
 };
 
+static void
+esw_vport_tbl_init(struct mlx5_eswitch *esw, struct esw_vport_tbl_namespace *ns)
+{
+	if (esw->offloads.encap != DEVLINK_ESWITCH_ENCAP_MODE_NONE)
+		ns->flags |= (MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT |
+			      MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
+}
+
 static struct mlx5_flow_table *
 esw_vport_tbl_create(struct mlx5_eswitch *esw, struct mlx5_flow_namespace *ns,
 		     const struct esw_vport_tbl_namespace *vport_ns)
@@ -80,6 +88,7 @@ mlx5_esw_vporttbl_get(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr
 	u32 hkey;
 
 	mutex_lock(&esw->fdb_table.offloads.vports.lock);
+	esw_vport_tbl_init(esw, attr->vport_ns);
 	hkey = flow_attr_to_vport_key(esw, attr, &skey);
 	e = esw_vport_tbl_lookup(esw, &skey, hkey);
 	if (e) {
@@ -127,6 +136,7 @@ mlx5_esw_vporttbl_put(struct mlx5_eswitch *esw, struct mlx5_vport_tbl_attr *attr
 	u32 hkey;
 
 	mutex_lock(&esw->fdb_table.offloads.vports.lock);
+	esw_vport_tbl_init(esw, attr->vport_ns);
 	hkey = flow_attr_to_vport_key(esw, attr, &key);
 	e = esw_vport_tbl_lookup(esw, &key, hkey);
 	if (!e || --e->num_rules)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index 5db76af35d3f..6e6e0864063f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -668,7 +668,7 @@ struct mlx5_vport_tbl_attr {
 	u32 chain;
 	u16 prio;
 	u16 vport;
-	const struct esw_vport_tbl_namespace *vport_ns;
+	struct esw_vport_tbl_namespace *vport_ns;
 };
 
 struct mlx5_flow_table *
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 64e5b9f29206..ac8cf1b93e46 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -72,7 +72,7 @@
 
 #define MLX5_ESW_FT_OFFLOADS_DROP_RULE (1)
 
-static const struct esw_vport_tbl_namespace mlx5_esw_vport_tbl_mirror_ns = {
+static struct esw_vport_tbl_namespace mlx5_esw_vport_tbl_mirror_ns = {
 	.max_fte = MLX5_ESW_VPORT_TBL_SIZE,
 	.max_num_groups = MLX5_ESW_VPORT_TBL_NUM_GROUPS,
 	.flags = 0,