qcacmn: Add skb fast recycler check in rx replenish

In ethernet TX fast recycle bit is set to buffer after
invalidate.

In Rx replenish API do not invalidate buffer if fast
recycle bit is set as it is already done

Change-Id: Ic74a96033a659baac381c921aff75296d155f169
CRs-Fixed: 3321142

dp/wifi3.0/dp_rx.h

@@ -2415,6 +2415,7 @@ void dp_rx_buffers_lt_replenish_simple(struct dp_soc *soc, uint32_t mac_id,
 					    rx_desc_pool);
 }
 
+#ifndef QCA_DP_NBUF_FAST_RECYCLE_CHECK
 static inline
 qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
 				      qdf_nbuf_t nbuf,
@@ -2425,6 +2426,23 @@ qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
 
 	return (qdf_dma_addr_t)qdf_mem_virt_to_phys(nbuf->data);
 }
+#else
+static inline
+qdf_dma_addr_t dp_rx_nbuf_sync_no_dsb(struct dp_soc *dp_soc,
+				      qdf_nbuf_t nbuf,
+				      uint32_t buf_size)
+{
+	if (unlikely(!nbuf->fast_recycled)) {
+		qdf_nbuf_dma_inv_range_no_dsb((void *)nbuf->data,
+					      (void *)(nbuf->data + buf_size));
+	} else {
+		DP_STATS_INC(dp_soc, rx.fast_recycled, 1);
+	}
+
+	nbuf->fast_recycled = 0;
+	return (qdf_dma_addr_t)qdf_mem_virt_to_phys(nbuf->data);
+}
+#endif
 
 static inline
 qdf_dma_addr_t dp_rx_nbuf_sync(struct dp_soc *dp_soc,

dp/wifi3.0/dp_stats.c

@@ -7862,6 +7862,8 @@ dp_print_soc_rx_stats(struct dp_soc *soc)
 
 	DP_PRINT_STATS("No of AST Entries = %d", soc->num_ast_entries);
 	DP_PRINT_STATS("SOC Rx Stats:\n");
+	DP_PRINT_STATS("Fast recycled packets: %llu",
+		       soc->stats.rx.fast_recycled);
 	DP_PRINT_STATS("Fragmented packets: %u",
 		       soc->stats.rx.rx_frags);
 	DP_PRINT_STATS("Reo reinjected packets: %u",

dp/wifi3.0/dp_types.h

@@ -1147,6 +1147,7 @@ struct dp_soc_stats {
 		uint32_t rxdma2rel_route_drop;
 		/* Number of frames routed from reo*/
 		uint32_t reo2rel_route_drop;
+		uint64_t fast_recycled;
 
 		struct {
 			/* Invalid RBM error count */