diff --git a/drivers/net/mlx5/hws/mlx5dr.h b/drivers/net/mlx5/hws/mlx5dr.h
index d612f300c6..a323b29cb4 100644
--- a/drivers/net/mlx5/hws/mlx5dr.h
+++ b/drivers/net/mlx5/hws/mlx5dr.h
@@ -18,6 +18,7 @@ enum mlx5dr_table_type {
 	MLX5DR_TABLE_TYPE_NIC_TX,
 	MLX5DR_TABLE_TYPE_FDB,
 	MLX5DR_TABLE_TYPE_MAX,
+	MLX5DR_TABLE_TYPE_DONTCARE = MLX5DR_TABLE_TYPE_MAX,
 };
 
 enum mlx5dr_matcher_resource_mode {
diff --git a/drivers/net/mlx5/hws/mlx5dr_definer.c b/drivers/net/mlx5/hws/mlx5dr_definer.c
index e036aca781..9b3508471b 100644
--- a/drivers/net/mlx5/hws/mlx5dr_definer.c
+++ b/drivers/net/mlx5/hws/mlx5dr_definer.c
@@ -1741,6 +1741,7 @@ mlx5dr_definer_conv_item_tag(struct mlx5dr_definer_conv_data *cd,
 	if (item->type == RTE_FLOW_ITEM_TYPE_TAG)
 		reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
 						  RTE_FLOW_ITEM_TYPE_TAG,
+						  MLX5DR_TABLE_TYPE_DONTCARE,
 						  v->index);
 	else
 		reg = (int)v->index;
@@ -1801,9 +1802,10 @@ mlx5dr_definer_conv_item_quota(struct mlx5dr_definer_conv_data *cd,
 			       __rte_unused struct rte_flow_item *item,
 			       int item_idx)
 {
-	int mtr_reg =
-	flow_hw_get_reg_id_from_ctx(cd->ctx, RTE_FLOW_ITEM_TYPE_METER_COLOR,
-				    0);
+	int mtr_reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
+						  RTE_FLOW_ITEM_TYPE_METER_COLOR,
+						  MLX5DR_TABLE_TYPE_DONTCARE,
+						  0);
 	struct mlx5dr_definer_fc *fc;
 
 	if (mtr_reg < 0) {
@@ -1822,6 +1824,7 @@ mlx5dr_definer_conv_item_quota(struct mlx5dr_definer_conv_data *cd,
 
 static int
 mlx5dr_definer_conv_item_metadata(struct mlx5dr_definer_conv_data *cd,
+				  enum mlx5dr_table_type table_domain_type,
 				  struct rte_flow_item *item,
 				  int item_idx)
 {
@@ -1833,7 +1836,8 @@ mlx5dr_definer_conv_item_metadata(struct mlx5dr_definer_conv_data *cd,
 	if (!m)
 		return 0;
 
-	reg = flow_hw_get_reg_id_from_ctx(cd->ctx, RTE_FLOW_ITEM_TYPE_META, -1);
+	reg = flow_hw_get_reg_id_from_ctx(cd->ctx, RTE_FLOW_ITEM_TYPE_META,
+					  table_domain_type, -1);
 	if (reg <= 0) {
 		DR_LOG(ERR, "Invalid register for item metadata");
 		rte_errno = EINVAL;
@@ -2140,8 +2144,9 @@ mlx5dr_definer_conv_item_conntrack(struct mlx5dr_definer_conv_data *cd,
 	if (!m)
 		return 0;
 
-	reg = flow_hw_get_reg_id_from_ctx(cd->ctx, RTE_FLOW_ITEM_TYPE_CONNTRACK,
-					  -1);
+	reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
+					  RTE_FLOW_ITEM_TYPE_CONNTRACK,
+					  MLX5DR_TABLE_TYPE_DONTCARE, -1);
 	if (reg <= 0) {
 		DR_LOG(ERR, "Invalid register for item conntrack");
 		rte_errno = EINVAL;
@@ -2283,7 +2288,8 @@ mlx5dr_definer_conv_item_meter_color(struct mlx5dr_definer_conv_data *cd,
 		return 0;
 
 	reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
-					  RTE_FLOW_ITEM_TYPE_METER_COLOR, 0);
+					  RTE_FLOW_ITEM_TYPE_METER_COLOR,
+					  MLX5DR_TABLE_TYPE_DONTCARE, 0);
 	MLX5_ASSERT(reg > 0);
 
 	fc = mlx5dr_definer_get_register_fc(cd, reg);
@@ -2878,6 +2884,7 @@ mlx5dr_definer_conv_item_compare_field(const struct rte_flow_field_data *f,
 				       const struct rte_flow_field_data *other_f,
 				       struct mlx5dr_definer_conv_data *cd,
 				       int item_idx,
+				       enum mlx5dr_table_type table_domain_type,
 				       enum mlx5dr_definer_compare_dw_selectors dw_offset)
 {
 	struct mlx5dr_definer_fc *fc = NULL;
@@ -2892,7 +2899,8 @@ mlx5dr_definer_conv_item_compare_field(const struct rte_flow_field_data *f,
 	switch (f->field) {
 	case RTE_FLOW_FIELD_META:
 		reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
-						  RTE_FLOW_ITEM_TYPE_META, -1);
+						  RTE_FLOW_ITEM_TYPE_META,
+						  table_domain_type, -1);
 		if (reg <= 0) {
 			DR_LOG(ERR, "Invalid register for compare metadata field");
 			rte_errno = EINVAL;
@@ -2911,6 +2919,7 @@ mlx5dr_definer_conv_item_compare_field(const struct rte_flow_field_data *f,
 	case RTE_FLOW_FIELD_TAG:
 		reg = flow_hw_get_reg_id_from_ctx(cd->ctx,
 						  RTE_FLOW_ITEM_TYPE_TAG,
+						  MLX5DR_TABLE_TYPE_DONTCARE,
 						  f->tag_index);
 		if (reg <= 0) {
 			DR_LOG(ERR, "Invalid register for compare tag field");
@@ -2966,6 +2975,7 @@ mlx5dr_definer_conv_item_compare_field(const struct rte_flow_field_data *f,
 
 static int
 mlx5dr_definer_conv_item_compare(struct mlx5dr_definer_conv_data *cd,
+				 enum mlx5dr_table_type table_domain_type,
 				 struct rte_flow_item *item,
 				 int item_idx)
 {
@@ -2982,11 +2992,13 @@ mlx5dr_definer_conv_item_compare(struct mlx5dr_definer_conv_data *cd,
 	}
 
 	ret = mlx5dr_definer_conv_item_compare_field(a, b, cd, item_idx,
+						     table_domain_type,
 						     MLX5DR_DEFINER_COMPARE_ARGUMENT_0);
 	if (ret)
 		return ret;
 
 	ret = mlx5dr_definer_conv_item_compare_field(b, NULL, cd, item_idx,
+						     table_domain_type,
 						     MLX5DR_DEFINER_COMPARE_BASE_0);
 	if (ret)
 		return ret;
@@ -3082,7 +3094,7 @@ mlx5dr_definer_conv_items_to_hl(struct mlx5dr_context *ctx,
 			item_flags |= MLX5_FLOW_ITEM_TAG;
 			break;
 		case RTE_FLOW_ITEM_TYPE_META:
-			ret = mlx5dr_definer_conv_item_metadata(&cd, items, i);
+			ret = mlx5dr_definer_conv_item_metadata(&cd, matcher->tbl->type, items, i);
 			item_flags |= MLX5_FLOW_ITEM_METADATA;
 			break;
 		case RTE_FLOW_ITEM_TYPE_GRE:
@@ -3173,7 +3185,7 @@ mlx5dr_definer_conv_items_to_hl(struct mlx5dr_context *ctx,
 				DR_LOG(ERR, "Compare matcher not supported for more than one item");
 				goto not_supp;
 			}
-			ret = mlx5dr_definer_conv_item_compare(&cd, items, i);
+			ret = mlx5dr_definer_conv_item_compare(&cd, matcher->tbl->type, items, i);
 			item_flags |= MLX5_FLOW_ITEM_COMPARE;
 			matcher->flags |= MLX5DR_MATCHER_FLAGS_COMPARE;
 			break;
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index a4d0ff7b13..9ad23e6624 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -1722,12 +1722,12 @@ flow_hw_get_wire_port(struct ibv_context *ibctx)
 
 /*
  * Convert metadata or tag to the actual register.
- * META: Can only be used to match in the FDB in this stage, fixed C_1.
+ * META: Fixed C_1 for FDB mode, REG_A for NIC TX and REG_B for NIC RX.
  * TAG: C_x expect meter color reg and the reserved ones.
  */
 static __rte_always_inline int
-flow_hw_get_reg_id(struct rte_eth_dev *dev,
-		   enum rte_flow_item_type type, uint32_t id)
+flow_hw_get_reg_id(struct rte_eth_dev *dev, enum rte_flow_item_type type,
+		   enum mlx5dr_table_type domain_type, uint32_t id)
 {
 	struct mlx5_dev_ctx_shared *sh = MLX5_SH(dev);
 	struct mlx5_dev_registers *reg = &sh->registers;
@@ -1747,8 +1747,10 @@ flow_hw_get_reg_id(struct rte_eth_dev *dev,
 		 * On non-root tables - REG_A corresponds to general_purpose_lookup_field,
 		 * which translates to REG_A in NIC TX and to REG_B in NIC RX.
 		 * However, current FW does not implement REG_B case right now, so
-		 * REG_B case should be rejected on pattern template validation.
+		 * REG_B case is return explicitly by this function for NIC RX.
 		 */
+		if (domain_type == MLX5DR_TABLE_TYPE_NIC_RX)
+			return REG_B;
 		return REG_A;
 	case RTE_FLOW_ITEM_TYPE_CONNTRACK:
 	case RTE_FLOW_ITEM_TYPE_METER_COLOR:
@@ -1764,8 +1766,8 @@ flow_hw_get_reg_id(struct rte_eth_dev *dev,
 }
 
 static __rte_always_inline int
-flow_hw_get_reg_id_from_ctx(void *dr_ctx,
-			    enum rte_flow_item_type type, uint32_t id)
+flow_hw_get_reg_id_from_ctx(void *dr_ctx, enum rte_flow_item_type type,
+			    enum mlx5dr_table_type domain_type, uint32_t id)
 {
 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
 	uint16_t port;
@@ -1776,7 +1778,7 @@ flow_hw_get_reg_id_from_ctx(void *dr_ctx,
 		priv = rte_eth_devices[port].data->dev_private;
 		if (priv->dr_ctx == dr_ctx)
 			return flow_hw_get_reg_id(&rte_eth_devices[port],
-						  type, id);
+						  type, domain_type, id);
 	}
 #else
 	RTE_SET_USED(dr_ctx);
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 75a8a223ab..8f07a6f888 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -2089,6 +2089,7 @@ mlx5_flow_field_id_to_modify_info
 			if (priv->sh->config.dv_flow_en == 2)
 				reg = flow_hw_get_reg_id(dev,
 							 RTE_FLOW_ITEM_TYPE_TAG,
+							 MLX5DR_TABLE_TYPE_DONTCARE,
 							 tag_index);
 			else
 				reg = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG,
@@ -2206,12 +2207,13 @@ mlx5_flow_field_id_to_modify_info
 			int reg;
 
 			if (priv->sh->config.dv_flow_en == 2)
-				reg = flow_hw_get_reg_id
-					(dev,
-					 RTE_FLOW_ITEM_TYPE_METER_COLOR, 0);
+				reg = flow_hw_get_reg_id(dev,
+							 RTE_FLOW_ITEM_TYPE_METER_COLOR,
+							 MLX5DR_TABLE_TYPE_DONTCARE,
+							 0);
 			else
 				reg = mlx5_flow_get_reg_id(dev, MLX5_MTR_COLOR,
-						       0, error);
+							   0, error);
 			if (reg < 0)
 				return;
 			MLX5_ASSERT(reg != REG_NON);
@@ -10548,7 +10550,8 @@ flow_dv_translate_item_meta(struct rte_eth_dev *dev,
 	if (!!(key_type & MLX5_SET_MATCHER_SW))
 		reg = flow_dv_get_metadata_reg(dev, attr, NULL);
 	else
-		reg = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_META, 0);
+		reg = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_META,
+					 MLX5DR_TABLE_TYPE_DONTCARE, 0);
 	if (reg < 0)
 		return;
 	MLX5_ASSERT(reg != REG_NON);
@@ -10651,7 +10654,8 @@ flow_dv_translate_item_tag(struct rte_eth_dev *dev, void *key,
 	if (!!(key_type & MLX5_SET_MATCHER_SW))
 		reg = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, index, NULL);
 	else
-		reg = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG, index);
+		reg = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG,
+					 MLX5DR_TABLE_TYPE_DONTCARE, index);
 	MLX5_ASSERT(reg > 0);
 	flow_dv_match_meta_reg(key, (enum modify_reg)reg, tag_v->data, tag_m->data);
 }
@@ -11350,7 +11354,8 @@ flow_dv_translate_item_meter_color(struct rte_eth_dev *dev, void *key,
 		reg = mlx5_flow_get_reg_id(dev, MLX5_MTR_COLOR, 0, NULL);
 	else
 		reg = flow_hw_get_reg_id(dev,
-					 RTE_FLOW_ITEM_TYPE_METER_COLOR, 0);
+					 RTE_FLOW_ITEM_TYPE_METER_COLOR,
+					 MLX5DR_TABLE_TYPE_DONTCARE, 0);
 	if (reg == REG_NON)
 		return;
 	flow_dv_match_meta_reg(key, (enum modify_reg)reg, value, mask);
diff --git a/drivers/net/mlx5/mlx5_flow_hw.c b/drivers/net/mlx5/mlx5_flow_hw.c
index 783ad9e72a..b8a57e2e83 100644
--- a/drivers/net/mlx5/mlx5_flow_hw.c
+++ b/drivers/net/mlx5/mlx5_flow_hw.c
@@ -5221,9 +5221,13 @@ flow_hw_validate_action_modify_field(struct rte_eth_dev *dev,
 					  RTE_FLOW_ERROR_TYPE_ACTION, action,
 				 "tag index is out of range");
 	if ((action_conf->dst.field == RTE_FLOW_FIELD_TAG &&
-	     flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG, action_conf->dst.tag_index) == REG_NON) ||
+	     flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG,
+				MLX5DR_TABLE_TYPE_DONTCARE,
+				action_conf->dst.tag_index) == REG_NON) ||
 	    (action_conf->src.field == RTE_FLOW_FIELD_TAG &&
-	     flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG, action_conf->src.tag_index) == REG_NON))
+	     flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG,
+				MLX5DR_TABLE_TYPE_DONTCARE,
+				action_conf->src.tag_index) == REG_NON))
 		return rte_flow_error_set(error, EINVAL,
 					  RTE_FLOW_ERROR_TYPE_ACTION, action,
 					  "tag index is out of range");
@@ -7012,7 +7016,9 @@ flow_hw_pattern_validate(struct rte_eth_dev *dev,
 							  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
 							  NULL,
 							  "Invalid tag index");
-			tag_idx = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG, tag->index);
+			tag_idx = flow_hw_get_reg_id(dev, RTE_FLOW_ITEM_TYPE_TAG,
+						     MLX5DR_TABLE_TYPE_DONTCARE,
+						     tag->index);
 			if (tag_idx == REG_NON)
 				return rte_flow_error_set(error, EINVAL,
 							  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
@@ -7058,20 +7064,13 @@ flow_hw_pattern_validate(struct rte_eth_dev *dev,
 						  " when egress attribute is set");
 			break;
 		case RTE_FLOW_ITEM_TYPE_META:
-			if (!priv->sh->config.dv_esw_en ||
-			    priv->sh->config.dv_xmeta_en != MLX5_XMETA_MODE_META32_HWS) {
-				if (attr->ingress)
-					return rte_flow_error_set(error, EINVAL,
-								  RTE_FLOW_ERROR_TYPE_ITEM, NULL,
-								  "META item is not supported"
-								  " on current FW with ingress"
-								  " attribute");
-			}
+			/* ingress + group 0 is not supported */
 			break;
 		case RTE_FLOW_ITEM_TYPE_METER_COLOR:
 		{
 			int reg = flow_hw_get_reg_id(dev,
 						     RTE_FLOW_ITEM_TYPE_METER_COLOR,
+						     MLX5DR_TABLE_TYPE_DONTCARE,
 						     0);
 			if (reg == REG_NON)
 				return rte_flow_error_set(error, EINVAL,
