qcacld-3.0: Add credit tracking for HL Data Path

Add credit tracking for HL Data Path in DPTRACE.
Also update proto_bitmap to dynamically enable/disable
credit tracking.

Change-Id: Idd9216b634586f3a81c2194ea4bd2122a472154a
CRs-Fixed: 2574053

configs/genoa.usb.perf_defconfig

@@ -28,6 +28,11 @@ CONFIG_WLAN_FEATURE_P2P_DEBUG := n
 CONFIG_WLAN_LOG_ENTER := n
 CONFIG_WLAN_LOG_EXIT := n
 
+ifeq ($(CONFIG_DEBUG_FS), y)
+       CONFIG_WLAN_DEBUGFS := y
+       CONFIG_WLAN_POWER_DEBUGFS := y
+endif
+
 # Features gets enabled on slub debug
 CONFIG_WLAN_DEBUG_CRASH_INJECT := n
 CONFIG_FEATURE_MEMDUMP_ENABLE := n

core/dp/htt/htt.c

@@ -38,6 +38,7 @@
 #include <cds_api.h>
 #include "hif.h"
 #include <cdp_txrx_handle.h>
+#include <ol_txrx_peer_find.h>
 
 #define HTT_HTC_PKT_POOL_INIT_SIZE 100  /* enough for a large A-MPDU */
 
@@ -570,6 +571,13 @@ htt_attach(struct htt_pdev_t *pdev, int desc_pool_size)
 		ol_tx_target_credit_update(
 				pdev->txrx_pdev, ol_cfg_target_tx_credit(
 					pdev->ctrl_pdev));
+		DPTRACE(qdf_dp_trace_credit_record(QDF_HTT_ATTACH,
+			QDF_CREDIT_INC,
+			ol_cfg_target_tx_credit(pdev->ctrl_pdev),
+			qdf_atomic_read(&pdev->txrx_pdev->target_tx_credit),
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[0].credit),
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[1].credit)));
+
 	} else {
 		enum wlan_frm_fmt frm_type;
 

core/dp/htt/htt_t2h.c

@@ -484,6 +484,11 @@ static void htt_t2h_lp_msg_handler(void *context, qdf_nbuf_t htt_t2h_msg,
 			pdev->txrx_pdev, compl_msg->desc_id, 1,
 			0, compl_msg->status);
 
+		DPTRACE(qdf_dp_trace_credit_record(QDF_TX_COMP, QDF_CREDIT_INC,
+			1, qdf_atomic_read(&pdev->txrx_pdev->target_tx_credit),
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[0].credit),
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[1].credit)));
+
 		if (!ol_tx_get_is_mgmt_over_wmi_enabled()) {
 			ol_tx_single_completion_handler(pdev->txrx_pdev,
 							compl_msg->status,
@@ -553,6 +558,13 @@ static void htt_t2h_lp_msg_handler(void *context, qdf_nbuf_t htt_t2h_msg,
 		htt_credit_delta =
 		htt_t2h_adjust_bus_target_delta(pdev, htt_credit_delta);
 		htt_tx_group_credit_process(pdev, msg_word);
+		DPTRACE(qdf_dp_trace_credit_record(QDF_TX_CREDIT_UPDATE,
+			QDF_CREDIT_INC,	htt_credit_delta,
+			qdf_atomic_read(&pdev->txrx_pdev->target_tx_credit) +
+			htt_credit_delta,
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[0].credit),
+			qdf_atomic_read(&pdev->txrx_pdev->txq_grps[1].credit)));
+
 		ol_tx_credit_completion_handler(pdev->txrx_pdev,
 						htt_credit_delta);
 		break;

core/dp/txrx/ol_tx_sched.c

@@ -1526,6 +1526,13 @@ ol_tx_sched(struct ol_txrx_pdev_t *pdev)
 				  qdf_atomic_read(&pdev->target_tx_credit) -
 				  num_credits);
 #endif
+			DPTRACE(qdf_dp_trace_credit_record(QDF_TX_SCHED,
+				QDF_CREDIT_DEC, num_credits,
+				qdf_atomic_read(&pdev->target_tx_credit) -
+				num_credits,
+				qdf_atomic_read(&pdev->txq_grps[0].credit),
+				qdf_atomic_read(&pdev->txq_grps[1].credit)));
+
 			qdf_atomic_add(-num_credits, &pdev->target_tx_credit);
 		}
 		qdf_spin_unlock_bh(&pdev->tx_queue_spinlock);

core/dp/txrx/ol_tx_send.c

@@ -400,7 +400,14 @@ int ol_tx_deduct_one_credit(struct ol_txrx_pdev_t *pdev)
 	if (!pdev->cfg.default_tx_comp_req) {
 		ol_tx_target_credit_update(pdev, -1);
 		ol_tx_deduct_one_any_group_credit(pdev);
+
+		DPTRACE(qdf_dp_trace_credit_record(QDF_TX_HTT_MSG,
+			QDF_CREDIT_DEC, 1,
+			qdf_atomic_read(&pdev->target_tx_credit),
+			qdf_atomic_read(&pdev->txq_grps[0].credit),
+			qdf_atomic_read(&pdev->txq_grps[1].credit)));
 	}
+
 	return 0;
 }
 #endif /* CONFIG_HL_SUPPORT */

core/hdd/src/wlan_hdd_main.c

@@ -12488,7 +12488,7 @@ void hdd_dp_trace_init(struct hdd_config *config)
 	uint8_t thresh = DP_TRACE_CONFIG_DEFAULT_THRESH;
 	uint16_t thresh_time_limit = DP_TRACE_CONFIG_DEFAULT_THRESH_TIME_LIMIT;
 	uint8_t verbosity = DP_TRACE_CONFIG_DEFAULT_VERBOSTY;
-	uint8_t proto_bitmap = DP_TRACE_CONFIG_DEFAULT_BITMAP;
+	uint32_t proto_bitmap = DP_TRACE_CONFIG_DEFAULT_BITMAP;
 	uint8_t config_params[DP_TRACE_CONFIG_NUM_PARAMS];
 	uint8_t num_entries = 0;
 	uint32_t bw_compute_interval;
@@ -12803,6 +12803,8 @@ int hdd_wlan_startup(struct hdd_context *hdd_ctx)
 	hdd_driver_memdump_init();
 	hdd_bus_bandwidth_init(hdd_ctx);
 
+	hdd_dp_trace_init(hdd_ctx->config);
+
 	errno = hdd_wlan_start_modules(hdd_ctx, false);
 	if (errno) {
 		hdd_err("Failed to start modules; errno:%d", errno);
@@ -12826,8 +12828,6 @@ int hdd_wlan_startup(struct hdd_context *hdd_ctx)
 		goto stop_modules;
 	}
 
-	hdd_dp_trace_init(hdd_ctx->config);
-
 	errno = hdd_initialize_mac_address(hdd_ctx);
 	if (errno) {
 		hdd_err("MAC initializtion failed: %d", errno);