diff --git a/dp/wifi3.0/dp_ipa.c b/dp/wifi3.0/dp_ipa.c
index 810a75e0f5..ce7745e417 100644
--- a/dp/wifi3.0/dp_ipa.c
+++ b/dp/wifi3.0/dp_ipa.c
@@ -39,6 +39,9 @@
 #ifdef FEATURE_WDS
 #include "dp_txrx_wds.h"
 #endif
+#ifdef QCA_IPA_LL_TX_FLOW_CONTROL
+#include <pld_common.h>
+#endif
 
 #ifdef IPA_OFFLOAD
 
@@ -2141,12 +2144,64 @@ bool dp_ipa_is_target_ready(struct dp_soc *soc)
 	else
 		return true;
 }
+
+/**
+ * dp_ipa_update_txr_db_status() - Indicate transfer ring DB is SMMU mapped or not
+ * @dev: Pointer to device
+ * @txrx_smmu: WDI TX/RX configuration
+ *
+ * Return: None
+ */
+static inline
+void dp_ipa_update_txr_db_status(struct device *dev,
+				 qdf_ipa_wdi_pipe_setup_info_smmu_t *txrx_smmu)
+{
+	int pcie_slot = pld_get_pci_slot(dev);
+
+	if (pcie_slot)
+		QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(txrx_smmu) = false;
+	else
+		QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(txrx_smmu) = true;
+}
+
+/**
+ * dp_ipa_update_evt_db_status() - Indicate evt ring DB is SMMU mapped or not
+ * @dev: Pointer to device
+ * @txrx_smmu: WDI TX/RX configuration
+ *
+ * Return: None
+ */
+static inline
+void dp_ipa_update_evt_db_status(struct device *dev,
+				 qdf_ipa_wdi_pipe_setup_info_smmu_t *txrx_smmu)
+{
+	int pcie_slot = pld_get_pci_slot(dev);
+
+	if (pcie_slot)
+		QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(txrx_smmu) = false;
+	else
+		QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(txrx_smmu) = true;
+}
 #else
 static inline
 bool dp_ipa_is_target_ready(struct dp_soc *soc)
 {
 	return true;
 }
+
+static inline
+void dp_ipa_update_txr_db_status(struct device *dev,
+				 qdf_ipa_wdi_pipe_setup_info_smmu_t *txrx_smmu)
+{
+	QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(txrx_smmu) = true;
+}
+
+static inline
+void dp_ipa_update_evt_db_status(struct device *dev,
+				 qdf_ipa_wdi_pipe_setup_info_smmu_t *txrx_smmu)
+{
+	QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(txrx_smmu) = true;
+}
 #endif
 
 QDF_STATUS dp_ipa_enable_autonomy(struct cdp_soc_t *soc_hdl, uint8_t pdev_id)
@@ -2407,7 +2462,7 @@ dp_ipa_wdi_tx_smmu_params(struct dp_soc *soc,
 	/* WBM Tail Pointer Address */
 	QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(tx_smmu) =
 		soc->ipa_uc_tx_rsc.ipa_wbm_tp_paddr;
-	QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(tx_smmu) = true;
+	dp_ipa_update_txr_db_status(soc->osdev->dev, tx_smmu);
 
 	qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(tx_smmu),
 		     &ipa_res->tx_ring.sgtable,
@@ -2418,7 +2473,7 @@ dp_ipa_wdi_tx_smmu_params(struct dp_soc *soc,
 	/* TCL Head Pointer Address */
 	QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_DOORBELL_PA(tx_smmu) =
 		soc->ipa_uc_tx_rsc.ipa_tcl_hp_paddr;
-	QDF_IPA_WDI_SETUP_INFO_SMMU_IS_EVT_RN_DB_PCIE_ADDR(tx_smmu) = true;
+	dp_ipa_update_evt_db_status(soc->osdev->dev, tx_smmu);
 
 	QDF_IPA_WDI_SETUP_INFO_SMMU_NUM_PKT_BUFFERS(tx_smmu) =
 		ipa_res->tx_num_alloc_buffer;
@@ -2458,7 +2513,7 @@ dp_ipa_wdi_rx_smmu_params(struct dp_soc *soc,
 	/* REO Tail Pointer Address */
 	QDF_IPA_WDI_SETUP_INFO_SMMU_TRANSFER_RING_DOORBELL_PA(rx_smmu) =
 		soc->ipa_uc_rx_rsc.ipa_reo_tp_paddr;
-	QDF_IPA_WDI_SETUP_INFO_SMMU_IS_TXR_RN_DB_PCIE_ADDR(rx_smmu) = true;
+	dp_ipa_update_txr_db_status(soc->osdev->dev, rx_smmu);
 
 	qdf_mem_copy(&QDF_IPA_WDI_SETUP_INFO_SMMU_EVENT_RING_BASE(rx_smmu),
 		     &ipa_res->rx_refill_ring.sgtable,