qcacmn: qcacmn: Add Monitor 1.0 support for WCN6450

Currently in monitor mode, links are released to WBM through the
SW2WBM_RELEASE ring and WBM will feed the links back to RXDMA
through the WBM2RXDMA_LINK_RING.

WCN6450 uses SOFTUMAC architecture where WBM is not present.
Hence the WBM2RXDMA_LINK_RING is repurposed to SW2RXDMA_LINK_RING
where host will directly release the links to RXDMA using this ring.

Change-Id: I110f607e38c4c2ab10eb1bd7b1f5a7bce2f03692
CRs-Fixed: 3493368

dp/wifi3.0/dp_internal.h

@@ -679,6 +679,18 @@ dp_monitor_get_link_desc_pages(struct dp_soc *soc, uint32_t mac_id)
 	return NULL;
 }
 
+static inline struct dp_srng*
+dp_monitor_get_link_desc_ring(struct dp_soc *soc, uint32_t mac_id)
+{
+	return NULL;
+}
+
+static inline uint32_t
+dp_monitor_get_num_link_desc_ring_entries(struct dp_soc *soc)
+{
+	return 0;
+}
+
 static inline uint32_t *
 dp_monitor_get_total_link_descs(struct dp_soc *soc, uint32_t mac_id)
 {