qcacmn: Add CDP_IF wrapper layer for data path

Added a new layer CDP_IF inside dp which is an intermediate
between the data path functions and the upper layers. All function
calls from outside the DP layer to the DP layer goes via the CDP_IF
layer

Change-Id: I76e671c85d2d02aa0a65a90b356840d3aeede52d
CRs-Fixed: 1075597

dp/inc/cdp_txrx_wds.h

@@ -43,9 +43,15 @@
  * @return - void
  */
 #if WDS_VENDOR_EXTENSION
-void
-ol_txrx_set_wds_rx_policy(
-	ol_txrx_vdev_handle vdev,
-	u_int32_t val);
+static inline void
+cdp_set_wds_rx_policy(ol_txrx_soc_handle soc,
+	void *vdev,
+	u_int32_t val)
+{
+	if (soc->ops->wds_ops->txrx_set_wds_rx_policy)
+		return soc->ops->wds_ops->txrx_set_wds_rx_policy(vdev, val);
+	return;
+}
+
 #endif
 #endif