diff --git a/dp/inc/cdp_txrx_cmn.h b/dp/inc/cdp_txrx_cmn.h
index 2b99d6d391..387ff2f1a5 100644
--- a/dp/inc/cdp_txrx_cmn.h
+++ b/dp/inc/cdp_txrx_cmn.h
@@ -1307,6 +1307,36 @@ cdp_tso_soc_detach(ol_txrx_soc_handle soc)
 	return soc->ops->cmn_drv_ops->txrx_tso_soc_detach(soc);
 }
 
+/**
+ * cdp_tid_update_ba_win_size() - Update the DP tid BA window size
+ * @soc: soc handle
+ * @peer_mac: mac address of peer handle
+ * @vdev_id: id of vdev handle
+ * @tid: tid
+ * @buffersize: BA window size
+ *
+ * Return: success/failure of tid update
+ */
+static inline QDF_STATUS
+cdp_tid_update_ba_win_size(ol_txrx_soc_handle soc,
+			   uint8_t *peer_mac, uint16_t vdev_id, uint8_t tid,
+			   uint16_t buffersize)
+{
+	if (!soc || !soc->ops) {
+		dp_cdp_debug("Invalid Instance:");
+		QDF_BUG(0);
+		return 0;
+	}
+
+	if (!soc->ops->cmn_drv_ops ||
+	    !soc->ops->cmn_drv_ops->tid_update_ba_win_size)
+		return 0;
+
+	return soc->ops->cmn_drv_ops->tid_update_ba_win_size(soc, peer_mac,
+							     vdev_id, tid,
+							     buffersize);
+}
+
 /**
  * cdp_addba_resp_tx_completion() - Indicate addba response tx
  * completion to dp to change tid state.
diff --git a/dp/inc/cdp_txrx_ops.h b/dp/inc/cdp_txrx_ops.h
index 36213cf737..29fc9ec17f 100644
--- a/dp/inc/cdp_txrx_ops.h
+++ b/dp/inc/cdp_txrx_ops.h
@@ -440,6 +440,10 @@ struct cdp_cmn_ops {
 	int (*delba_process)(struct cdp_soc_t *cdp_soc, uint8_t *peer_mac,
 			     uint16_t vdev_id, int tid, uint16_t reasoncode);
 
+	QDF_STATUS (*tid_update_ba_win_size)(ol_txrx_soc_handle soc,
+					     uint8_t *peer_mac,
+					     uint16_t vdev_id, uint8_t tid,
+					     uint16_t buffersize);
 	/**
 	 * delba_tx_completion() - Indicate delba tx status
 	 * @cdp_soc: soc handle
diff --git a/dp/wifi3.0/dp_internal.h b/dp/wifi3.0/dp_internal.h
index 43c81339b5..185411f6bb 100644
--- a/dp/wifi3.0/dp_internal.h
+++ b/dp/wifi3.0/dp_internal.h
@@ -2002,6 +2002,21 @@ QDF_STATUS dp_set_addba_response(struct cdp_soc_t *cdp_soc,
 int dp_delba_process_wifi3(struct cdp_soc_t *cdp_soc, uint8_t *peer_mac,
 			   uint16_t vdev_id, int tid,
 			   uint16_t reasoncode);
+
+/**
+ * dp_rx_tid_update_ba_win_size() - Update the DP tid BA window size
+ * @soc: soc handle
+ * @peer_mac: mac address of peer handle
+ * @vdev_id: id of vdev handle
+ * @tid: tid
+ * @buffersize: BA window size
+ *
+ * Return: success/failure of tid update
+ */
+QDF_STATUS dp_rx_tid_update_ba_win_size(struct cdp_soc_t *cdp_soc,
+					uint8_t *peer_mac, uint16_t vdev_id,
+					uint8_t tid, uint16_t buffersize);
+
 /*
  * dp_delba_tx_completion_wifi3() -  Handle delba tx completion
  *
diff --git a/dp/wifi3.0/dp_main.c b/dp/wifi3.0/dp_main.c
index 3d5f89190b..89ebffc56f 100644
--- a/dp/wifi3.0/dp_main.c
+++ b/dp/wifi3.0/dp_main.c
@@ -12469,6 +12469,7 @@ static struct cdp_cmn_ops dp_ops_cmn = {
 	.delba_process = dp_delba_process_wifi3,
 	.set_addba_response = dp_set_addba_response,
 	.flush_cache_rx_queue = NULL,
+	.tid_update_ba_win_size = dp_rx_tid_update_ba_win_size,
 	/* TODO: get API's for dscp-tid need to be added*/
 	.set_vdev_dscp_tid_map = dp_set_vdev_dscp_tid_map_wifi3,
 	.set_pdev_dscp_tid_map = dp_set_pdev_dscp_tid_map_wifi3,
diff --git a/dp/wifi3.0/dp_peer.c b/dp/wifi3.0/dp_peer.c
index 8d5346af36..1819cf123a 100644
--- a/dp/wifi3.0/dp_peer.c
+++ b/dp/wifi3.0/dp_peer.c
@@ -4299,6 +4299,35 @@ static void dp_check_ba_buffersize(struct dp_peer *peer,
 	}
 }
 
+QDF_STATUS dp_rx_tid_update_ba_win_size(struct cdp_soc_t *cdp_soc,
+					uint8_t *peer_mac, uint16_t vdev_id,
+					uint8_t tid, uint16_t buffersize)
+{
+	struct dp_rx_tid *rx_tid = NULL;
+	struct dp_peer *peer;
+
+	peer = dp_peer_get_tgt_peer_hash_find((struct dp_soc *)cdp_soc,
+					      peer_mac, 0, vdev_id,
+					      DP_MOD_ID_CDP);
+	if (!peer) {
+		dp_peer_debug("%pK: Peer is NULL!\n", cdp_soc);
+		return QDF_STATUS_E_FAILURE;
+	}
+
+	rx_tid = &peer->rx_tid[tid];
+
+	qdf_spin_lock_bh(&rx_tid->tid_lock);
+	rx_tid->ba_win_size = buffersize;
+	qdf_spin_unlock_bh(&rx_tid->tid_lock);
+
+	dp_info("peer "QDF_MAC_ADDR_FMT", tid %d, update BA win size to %d",
+		QDF_MAC_ADDR_REF(peer->mac_addr.raw), tid, buffersize);
+
+	dp_peer_unref_delete(peer, DP_MOD_ID_CDP);
+
+	return QDF_STATUS_SUCCESS;
+}
+
 #define DP_RX_BA_SESSION_DISABLE  1
 
 /*