qcacmn: Add support to print MCS rate, SGI & TID

Add RX HAL APIs to retrieve the mcs, sgi & tid info
from the rx TLV headers and display them on per packet
basis.

Change-Id: Ic6ced3ad0728183437014c0e6c2a8afbdbead1c2
CRs-Fixed: 1101961

dp/wifi3.0/dp_rx.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2017 The Linux Foundation. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -214,6 +214,7 @@ dp_rx_process(struct dp_soc *soc, void *hal_ring, uint32_t quota)
 	uint8_t *rx_tlv_hdr;
 	uint32_t rx_bufs_reaped = 0;
 	struct dp_pdev *pdev;
+	uint32_t sgi, rate_mcs, tid;
 
 	/* Debug -- Remove later */
 	qdf_assert(soc && hal_ring);
@@ -370,6 +371,15 @@ done:
 				/* Statistics */
 				continue;
 			}
+
+			sgi = hal_rx_msdu_start_sgi_get(rx_tlv_hdr);
+			rate_mcs = hal_rx_msdu_start_rate_mcs_get(rx_tlv_hdr);
+			tid = hal_rx_mpdu_start_tid_get(rx_tlv_hdr);
+
+			QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
+				"%s: %d, SGI: %d, rate_mcs: %d, tid: %d",
+				__func__, __LINE__, sgi, rate_mcs, tid);
+
 			/*
 			 * HW structures call this L3 header padding --
 			 * even though this is actually the offset from

dp/wifi3.0/dp_rx_err.c

@@ -260,9 +260,9 @@ dp_rx_null_q_desc_handle(struct dp_soc *soc, void *ring_desc,
 	qdf_nbuf_t nbuf;
 	struct dp_pdev *pdev0;
 	struct dp_vdev *vdev0;
-	uint32_t tid = 0;
 	uint16_t peer_id = 0xFFFF;
 	struct dp_peer *peer = NULL;
+	uint32_t sgi, rate_mcs, tid;
 
 	rx_buf_cookie = HAL_RX_WBM_BUF_COOKIE_GET(ring_desc);
 
@@ -300,6 +300,14 @@ dp_rx_null_q_desc_handle(struct dp_soc *soc, void *ring_desc,
 		qdf_assert(0);
 	}
 
+	sgi = hal_rx_msdu_start_sgi_get(rx_desc->rx_buf_start);
+	rate_mcs = hal_rx_msdu_start_rate_mcs_get(rx_desc->rx_buf_start);
+	tid = hal_rx_mpdu_start_tid_get(rx_desc->rx_buf_start);
+
+	QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO,
+		"%s: %d, SGI: %d, rate_mcs: %d, tid: %d",
+		__func__, __LINE__, sgi, rate_mcs, tid);
+
 	/*
 	 * Advance the packet start pointer by total size of
 	 * pre-header TLV's

dp/wifi3.0/hal_rx.h

@@ -593,7 +593,7 @@ hal_rx_mpdu_peer_meta_data_get(uint8_t *buf)
 #endif
 
  /**
- * hal_rx_msdu_end_l3_hdr_padding_get: API to get the
+ * hal_rx_msdu_end_l3_hdr_padding_get(): API to get the
  * l3_header padding from rx_msdu_end TLV
  *
  * @ buf: pointer to the start of RX PKT TLV headers
@@ -618,7 +618,7 @@ hal_rx_msdu_end_l3_hdr_padding_get(uint8_t *buf)
 		RX_MSDU_START_1_MSDU_LENGTH_LSB))
 
  /**
- * hal_rx_msdu_start_msdu_len_get: API to get the MSDU length
+ * hal_rx_msdu_start_msdu_len_get(): API to get the MSDU length
  * from rx_msdu_start TLV
  *
  * @ buf: pointer to the start of RX PKT TLV headers
@@ -706,6 +706,77 @@ hal_rx_mpdu_start_sw_peer_id_get(uint8_t *buf)
 	return sw_peer_id;
 }
 
+#if defined(WCSS_VERSION) && \
+	((defined(CONFIG_WIN) && (WCSS_VERSION > 81)) || \
+	 (defined(CONFIG_MCL) && (WCSS_VERSION >= 72)))
+#define HAL_RX_MSDU_START_SGI_GET(_rx_msdu_start)	\
+	(_HAL_MS((*_OFFSET_TO_WORD_PTR((_rx_msdu_start),\
+		RX_MSDU_START_5_SGI_OFFSET)),		\
+		RX_MSDU_START_5_SGI_MASK,		\
+		RX_MSDU_START_5_SGI_LSB))
+#else
+#define HAL_RX_MSDU_START_SGI_GET(_rx_msdu_start)	\
+	(_HAL_MS((*_OFFSET_TO_WORD_PTR((_rx_msdu_start),\
+		RX_MSDU_START_6_SGI_OFFSET)),		\
+		RX_MSDU_START_6_SGI_MASK,		\
+		RX_MSDU_START_6_SGI_LSB))
+#endif
+/**
+ * hal_rx_msdu_start_msdu_sgi_get(): API to get the Short Gaurd
+ * Interval from rx_msdu_start TLV
+ *
+ * @buf: pointer to the start of RX PKT TLV headers
+ * Return: uint32_t(sgi)
+ */
+static inline uint32_t
+hal_rx_msdu_start_sgi_get(uint8_t *buf)
+{
+	struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
+	struct rx_msdu_start *msdu_start =
+		&pkt_tlvs->msdu_start_tlv.rx_msdu_start;
+	uint32_t sgi;
+
+	sgi = HAL_RX_MSDU_START_SGI_GET(msdu_start);
+
+	return sgi;
+}
+
+#if defined(WCSS_VERSION) && \
+	((defined(CONFIG_WIN) && (WCSS_VERSION > 81)) || \
+	 (defined(CONFIG_MCL) && (WCSS_VERSION >= 72)))
+#define HAL_RX_MSDU_START_RATE_MCS_GET(_rx_msdu_start)	\
+	(_HAL_MS((*_OFFSET_TO_WORD_PTR((_rx_msdu_start),\
+		RX_MSDU_START_5_RATE_MCS_OFFSET)),	\
+		RX_MSDU_START_5_RATE_MCS_MASK,		\
+		RX_MSDU_START_5_RATE_MCS_LSB))
+#else
+#define HAL_RX_MSDU_START_RATE_MCS_GET(_rx_msdu_start)	\
+	(_HAL_MS((*_OFFSET_TO_WORD_PTR((_rx_msdu_start),\
+		RX_MSDU_START_6_RATE_MCS_OFFSET)),	\
+		RX_MSDU_START_6_RATE_MCS_MASK,		\
+		RX_MSDU_START_6_RATE_MCS_LSB))
+#endif
+/**
+ * hal_rx_msdu_start_msdu_rate_mcs_get(): API to get the MCS rate
+ * from rx_msdu_start TLV
+ *
+ * @buf: pointer to the start of RX PKT TLV headers
+ * Return: uint32_t(rate_mcs)
+ */
+static inline uint32_t
+hal_rx_msdu_start_rate_mcs_get(uint8_t *buf)
+{
+	struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
+	struct rx_msdu_start *msdu_start =
+		&pkt_tlvs->msdu_start_tlv.rx_msdu_start;
+	uint32_t rate_mcs;
+
+	rate_mcs = HAL_RX_MSDU_START_RATE_MCS_GET(msdu_start);
+
+	return rate_mcs;
+}
+
+
 /*******************************************************************************
  * RX ERROR APIS
  ******************************************************************************/