qcacmn: Add support to parse HTT_PPDU_STATS_FOR_SMU_TLV

Firmware sends some ppdu stats required for packet capture
mode in new ppdu stats tlv HTT_PPDU_STATS_FOR_SMU_TLV.
Add code to parse it if feature is enabled via ini and
send the ppdu stats using wdi event to packet capture
component.

Change-Id: I5567007a91093dd342f37458760b3a61c040b779
CRs-Fixed: 3004476

dp/inc/cdp_txrx_stats_struct.h

@@ -374,6 +374,7 @@ enum WDI_EVENT {
 	WDI_EVENT_PKT_CAPTURE_RX_DATA_NO_PEER,
 	WDI_EVENT_PKT_CAPTURE_OFFLOAD_TX_DATA,
 	WDI_EVENT_RX_CBF,
+	WDI_EVENT_PKT_CAPTURE_PPDU_STATS,
 	/* End of new event items */
 	WDI_EVENT_LAST
 };

dp/wifi3.0/monitor/dp_mon.c

@@ -3530,6 +3530,46 @@ dp_ppdu_desc_user_stats_update(struct dp_pdev *pdev,
 }
 #endif /* QCA_ENHANCED_STATS_SUPPORT */
 
+#ifdef WLAN_FEATURE_PKT_CAPTURE_V2
+static void dp_htt_process_smu_ppdu_stats_tlv(struct dp_soc *soc,
+					      qdf_nbuf_t htt_t2h_msg)
+{
+	uint32_t length;
+	uint8_t tlv_type;
+	uint32_t tlv_length, tlv_expected_size;
+	uint8_t *tlv_buf;
+
+	uint32_t *msg_word = (uint32_t *)qdf_nbuf_data(htt_t2h_msg);
+
+	length = HTT_T2H_PPDU_STATS_PAYLOAD_SIZE_GET(*msg_word);
+
+	msg_word = msg_word + 4;
+
+	while (length > 0) {
+		tlv_buf = (uint8_t *)msg_word;
+		tlv_type = HTT_STATS_TLV_TAG_GET(*msg_word);
+		tlv_length = HTT_STATS_TLV_LENGTH_GET(*msg_word);
+
+		if (tlv_length == 0)
+			break;
+
+		tlv_length += HTT_TLV_HDR_LEN;
+
+		if (tlv_type == HTT_PPDU_STATS_FOR_SMU_TLV) {
+			tlv_expected_size = sizeof(htt_ppdu_stats_for_smu_tlv);
+
+			if (tlv_length >= tlv_expected_size)
+				dp_wdi_event_handler(
+					WDI_EVENT_PKT_CAPTURE_PPDU_STATS,
+					soc, msg_word, HTT_INVALID_VDEV,
+					WDI_NO_VAL, 0);
+		}
+		msg_word = (uint32_t *)((uint8_t *)tlv_buf + tlv_length);
+		length -= (tlv_length);
+	}
+}
+#endif
+
 /**
  * dp_txrx_ppdu_stats_handler() - Function to process HTT PPDU stats from FW
  * @soc: DP SOC handle
@@ -3580,6 +3620,15 @@ static bool dp_txrx_ppdu_stats_handler(struct dp_soc *soc,
 
 	return free_buf;
 }
+#elif defined(WLAN_FEATURE_PKT_CAPTURE_V2)
+static bool dp_txrx_ppdu_stats_handler(struct dp_soc *soc,
+				       uint8_t pdev_id, qdf_nbuf_t htt_t2h_msg)
+{
+	if (wlan_cfg_get_pkt_capture_mode(soc->wlan_cfg_ctx))
+		dp_htt_process_smu_ppdu_stats_tlv(soc, htt_t2h_msg);
+
+	return true;
+}
 #else
 static bool dp_txrx_ppdu_stats_handler(struct dp_soc *soc,
 				       uint8_t pdev_id, qdf_nbuf_t htt_t2h_msg)