qcacmn: Remove unnecessary checks in Tx path

1. Remove prints in per packet path
2. Add prefecth for skb shinfo
3. Avoid qdf_get_cpu() in DP tx

Change-Id: I86d196cc7865a2d5b3a5a6098f6f7d84397a60d0
CRs-Fixed: 3227568

dp/wifi3.0/be/dp_be_tx.c

@@ -637,11 +637,6 @@ dp_tx_hw_enqueue_be(struct dp_soc *soc, struct dp_vdev *vdev,
 	dp_tx_set_min_rates_for_critical_frames(soc, hal_tx_desc_cached,
 						tx_desc->nbuf);
 	dp_tx_desc_set_ktimestamp(vdev, tx_desc);
-	dp_verbose_debug("length:%d , type = %d, dma_addr %llx, offset %d desc id %u",
-			 tx_desc->length,
-			 (tx_desc->flags & DP_TX_DESC_FLAG_FRAG),
-			 (uint64_t)tx_desc->dma_addr, tx_desc->pkt_offset,
-			 tx_desc->id);
 
 	hal_ring_hdl = dp_tx_get_hal_ring_hdl(soc, ring_id);
 

dp/wifi3.0/dp_rx.c

@@ -833,6 +833,19 @@ void dp_classify_critical_pkts(struct dp_soc *soc, struct dp_vdev *vdev,
 }
 #endif
 
+#ifdef QCA_OL_TX_MULTIQ_SUPPORT
+static inline
+void dp_rx_nbuf_queue_mapping_set(qdf_nbuf_t nbuf, uint8_t ring_id)
+{
+	qdf_nbuf_set_queue_mapping(nbuf, ring_id);
+}
+#else
+static inline
+void dp_rx_nbuf_queue_mapping_set(qdf_nbuf_t nbuf, uint8_t ring_id)
+{
+}
+#endif
+
 /*
  * dp_rx_intrabss_mcbc_fwd() - Does intrabss forward for mcast packets
  *
@@ -850,6 +863,7 @@ bool dp_rx_intrabss_mcbc_fwd(struct dp_soc *soc, struct dp_txrx_peer *ta_peer,
 {
 	uint16_t len;
 	qdf_nbuf_t nbuf_copy;
+	uint8_t ring_id = QDF_NBUF_CB_RX_CTX_ID(nbuf);
 
 	if (dp_rx_intrabss_eapol_drop_check(soc, ta_peer, rx_tlv_hdr,
 					    nbuf))
@@ -870,14 +884,14 @@ bool dp_rx_intrabss_mcbc_fwd(struct dp_soc *soc, struct dp_txrx_peer *ta_peer,
 
 	len = QDF_NBUF_CB_RX_PKT_LEN(nbuf);
 
+	qdf_mem_set(nbuf_copy->cb, 0x0, sizeof(nbuf_copy->cb));
 	dp_classify_critical_pkts(soc, ta_peer->vdev, nbuf_copy);
 
+	dp_rx_nbuf_queue_mapping_set(nbuf_copy, ring_id);
 	if (soc->arch_ops.dp_rx_intrabss_handle_nawds(soc, ta_peer, nbuf_copy,
 						      tid_stats))
 		return false;
 
-	/* set TX notify flag 0 to avoid unnecessary TX comp callback */
-	qdf_nbuf_tx_notify_comp_set(nbuf_copy, 0);
 	if (dp_tx_send((struct cdp_soc_t *)soc,
 		       ta_peer->vdev->vdev_id, nbuf_copy)) {
 		DP_PEER_PER_PKT_STATS_INC_PKT(ta_peer, rx.intra_bss.fail, 1,
@@ -910,6 +924,7 @@ bool dp_rx_intrabss_ucast_fwd(struct dp_soc *soc, struct dp_txrx_peer *ta_peer,
 			      struct cdp_tid_rx_stats *tid_stats)
 {
 	uint16_t len;
+	uint8_t ring_id = QDF_NBUF_CB_RX_CTX_ID(nbuf);
 
 	len = QDF_NBUF_CB_RX_PKT_LEN(nbuf);
 
@@ -935,8 +950,10 @@ bool dp_rx_intrabss_ucast_fwd(struct dp_soc *soc, struct dp_txrx_peer *ta_peer,
 		}
 	}
 
+	qdf_mem_set(nbuf->cb, 0x0, sizeof(nbuf->cb));
 	dp_classify_critical_pkts(soc, ta_peer->vdev, nbuf);
 
+	dp_rx_nbuf_queue_mapping_set(nbuf, ring_id);
 	if (!dp_tx_send((struct cdp_soc_t *)soc,
 			tx_vdev_id, nbuf)) {
 		DP_PEER_PER_PKT_STATS_INC_PKT(ta_peer, rx.intra_bss.pkts, 1,

dp/wifi3.0/dp_tx.c

@@ -3327,15 +3327,12 @@ qdf_nbuf_t dp_tx_send(struct cdp_soc_t *soc_hdl, uint8_t vdev_id,
 	if (qdf_unlikely(!vdev))
 		return nbuf;
 
-	dp_verbose_debug("skb "QDF_MAC_ADDR_FMT,
-			 QDF_MAC_ADDR_REF(nbuf->data));
-
 	/*
 	 * Set Default Host TID value to invalid TID
 	 * (TID override disabled)
 	 */
 	msdu_info.tid = HTT_TX_EXT_TID_INVALID;
-	DP_STATS_INC_PKT(vdev, tx_i.rcvd, 1, qdf_nbuf_len(nbuf));
+	DP_STATS_INC_PKT(vdev, tx_i.rcvd, 1, qdf_nbuf_headlen(nbuf));
 
 	if (qdf_unlikely(vdev->mesh_vdev)) {
 		qdf_nbuf_t nbuf_mesh = dp_tx_extract_mesh_meta_data(vdev, nbuf,
@@ -4863,6 +4860,7 @@ void dp_tx_prefetch_next_nbuf_data(struct dp_tx_desc_s *next)
 		/* prefetch skb fields present in different cachelines */
 		qdf_prefetch(&nbuf->len);
 		qdf_prefetch(&nbuf->users);
+		qdf_prefetch(skb_end_pointer(nbuf));
 	}
 }
 #else

dp/wifi3.0/dp_tx.h

@@ -521,11 +521,7 @@ static inline void dp_tx_get_queue(struct dp_vdev *vdev,
 				DP_TX_QUEUE_MASK;
 
 	queue->desc_pool_id = queue_offset;
-	queue->ring_id = qdf_get_cpu();
-
-	dp_tx_debug("pool_id:%d ring_id: %d",
-		    queue->desc_pool_id, queue->ring_id);
-
+	queue->ring_id = qdf_nbuf_get_queue_mapping(nbuf);
 }
 
 /*

qdf/inc/qdf_nbuf.h

@@ -4258,6 +4258,12 @@ qdf_nbuf_get_queue_mapping(qdf_nbuf_t buf)
 	return __qdf_nbuf_get_queue_mapping(buf);
 }
 
+static inline void
+qdf_nbuf_set_queue_mapping(qdf_nbuf_t buf, uint16_t val)
+{
+	__qdf_nbuf_set_queue_mapping(buf, val);
+}
+
 static inline uint8_t *
 qdf_nbuf_get_priv_ptr(qdf_nbuf_t buf)
 {

qdf/linux/src/i_qdf_nbuf.h

@@ -2252,6 +2252,19 @@ __qdf_nbuf_get_queue_mapping(struct sk_buff *skb)
 	return skb->queue_mapping;
 }
 
+/**
+ * __qdf_nbuf_set_queue_mapping() - get the queue mapping set by linux kernel
+ *
+ * @buf: sk buff
+ * @val: queue_id
+ *
+ */
+static inline void
+__qdf_nbuf_set_queue_mapping(struct sk_buff *skb, uint16_t val)
+{
+	skb_set_queue_mapping(skb, val);
+}
+
 /**
  * __qdf_nbuf_set_timestamp() - set the timestamp for frame
  *