qcacld-3.0: Add ini support to enable/disable data stall detection

Add ini support to enable/disable WIFI data stall
detection feature. By default gEnableDataStallDetection
ini set to 1.

CRs-Fixed: 2124762
Change-Id: I2d9cd3fe0092aeb29c37cded2e5245c9f816ec08

6 files changed, 42 insertions, 6 deletions

diff --git a/core/hdd/inc/wlan_hdd_cfg.h b/core/hdd/inc/wlan_hdd_cfg.h
index c20325f2cfd0..43668511c84e 100644
--- a/core/hdd/inc/wlan_hdd_cfg.h
+++ b/core/hdd/inc/wlan_hdd_cfg.h
@@ -5380,6 +5380,24 @@ enum hdd_link_speed_rpt_type {
 #define CFG_ENABLE_SSR_MAX                  (1)
 #define CFG_ENABLE_SSR_DEFAULT              (1)
 
+/**
+ * <ini>
+ * gEnableDataStallDetection - Enable/Disable Data stall detection
+ * @Min: 0
+ * @Max: 1
+ * @Default: 1
+ *
+ * This ini is used to enable/disable data stall detection
+ *
+ * Usage: Internal/External
+ *
+ * </ini>
+ */
+#define CFG_ENABLE_DATA_STALL_DETECTION           "gEnableDataStallDetection"
+#define CFG_ENABLE_DATA_STALL_DETECTION_MIN       (0)
+#define CFG_ENABLE_DATA_STALL_DETECTION_MAX       (1)
+#define CFG_ENABLE_DATA_STALL_DETECTION_DEFAULT   (1)
+
 /*
  * <ini>
  * gEnableOverLapCh - Enables Overlap Channel. If set, allow overlapping
@@ -13374,6 +13392,7 @@ struct hdd_config {
 	uint8_t retryLimitOne;
 	uint8_t retryLimitTwo;
 	bool enableSSR;
+	bool enable_data_stall_det;
 	uint32_t cfgMaxMediumTime;
 	bool enableVhtFor24GHzBand;
 	bool enable_sap_vendor_vht;
diff --git a/core/hdd/src/wlan_hdd_cfg.c b/core/hdd/src/wlan_hdd_cfg.c
index 510621ab2040..9c4b35a223f6 100644
--- a/core/hdd/src/wlan_hdd_cfg.c
+++ b/core/hdd/src/wlan_hdd_cfg.c
@@ -2665,6 +2665,13 @@ struct reg_table_entry g_registry_table[] = {
 			     CFG_ENABLE_SSR_MAX,
 			     cb_notify_set_enable_ssr, 0),
 
+	REG_VARIABLE(CFG_ENABLE_DATA_STALL_DETECTION, WLAN_PARAM_Integer,
+		     struct hdd_config, enable_data_stall_det,
+		     VAR_FLAGS_OPTIONAL | VAR_FLAGS_RANGE_CHECK_ASSUME_DEFAULT,
+		     CFG_ENABLE_DATA_STALL_DETECTION_DEFAULT,
+		     CFG_ENABLE_DATA_STALL_DETECTION_MIN,
+		     CFG_ENABLE_DATA_STALL_DETECTION_MAX),
+
 	REG_VARIABLE(CFG_MAX_MEDIUM_TIME, WLAN_PARAM_Integer,
 		     struct hdd_config, cfgMaxMediumTime,
 		     VAR_FLAGS_OPTIONAL | VAR_FLAGS_RANGE_CHECK_ASSUME_DEFAULT,
@@ -6409,6 +6416,8 @@ void hdd_cfg_print(hdd_context_t *pHddCtx)
 		  pHddCtx->config->enableLpwrImgTransition);
 	hdd_debug("Name = [gEnableSSR] Value = [%u] ",
 		  pHddCtx->config->enableSSR);
+	hdd_debug("Name = [gEnableDataStallDetection] Value = [%u] ",
+		  pHddCtx->config->enable_data_stall_det);
 	hdd_debug("Name = [gEnableVhtFor24GHzBand] Value = [%u] ",
 		  pHddCtx->config->enableVhtFor24GHzBand);
 	hdd_debug("Name = [gEnableIbssHeartBeatOffload] Value = [%u] ",
diff --git a/core/hdd/src/wlan_hdd_cfg80211.c b/core/hdd/src/wlan_hdd_cfg80211.c
index 036d6e8fdd77..3ad96e2c7c16 100644
--- a/core/hdd/src/wlan_hdd_cfg80211.c
+++ b/core/hdd/src/wlan_hdd_cfg80211.c
@@ -10461,10 +10461,12 @@ static int __wlan_hdd_cfg80211_get_nud_stats(struct wiphy *wiphy,
 	INIT_COMPLETION(context->response_event);
 	spin_unlock(&hdd_context_lock);
 
-	ol_txrx_post_data_stall_event(DATA_STALL_LOG_INDICATOR_FRAMEWORK,
-				      DATA_STALL_LOG_NUD_FAILURE,
-				      0xFF, 0XFF,
-				      DATA_STALL_LOG_RECOVERY_TRIGGER_PDR);
+	if (hdd_ctx->config->enable_data_stall_det)
+		ol_txrx_post_data_stall_event(
+					DATA_STALL_LOG_INDICATOR_FRAMEWORK,
+					DATA_STALL_LOG_NUD_FAILURE,
+					0xFF, 0XFF,
+					DATA_STALL_LOG_RECOVERY_TRIGGER_PDR);
 
 	if (QDF_STATUS_SUCCESS !=
 	    sme_get_nud_debug_stats(hdd_ctx->hHal, &arp_stats_params)) {
diff --git a/core/hdd/src/wlan_hdd_main.c b/core/hdd/src/wlan_hdd_main.c
index 9d78438f002f..1cf93e9aa5fb 100644
--- a/core/hdd/src/wlan_hdd_main.c
+++ b/core/hdd/src/wlan_hdd_main.c
@@ -9439,6 +9439,10 @@ static int hdd_features_init(hdd_context_t *hdd_ctx, hdd_adapter_t *adapter)
 	else
 		hdd_set_idle_ps_config(hdd_ctx, false);
 
+	/* Send Enable/Disable data stall detection cmd to FW */
+	sme_cli_set_command(0, WMI_PDEV_PARAM_DATA_STALL_DETECT_ENABLE,
+		hdd_ctx->config->enable_data_stall_det, PDEV_CMD);
+
 	if (hdd_ctx->config->enable_go_cts2self_for_sta)
 		sme_set_cts2self_for_p2p_go(hdd_ctx->hHal);
 
diff --git a/core/hdd/src/wlan_hdd_softap_tx_rx.c b/core/hdd/src/wlan_hdd_softap_tx_rx.c
index 5144faa3028a..4ed62dc0b8f0 100644
--- a/core/hdd/src/wlan_hdd_softap_tx_rx.c
+++ b/core/hdd/src/wlan_hdd_softap_tx_rx.c
@@ -550,7 +550,8 @@ static void __hdd_softap_tx_timeout(struct net_device *dev)
 		QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR,
 			  "Detected data stall due to continuous TX timeouts");
 		adapter->hdd_stats.hddTxRxStats.cont_txtimeout_cnt = 0;
-		ol_txrx_post_data_stall_event(
+		if (hdd_ctx->config->enable_data_stall_det)
+			ol_txrx_post_data_stall_event(
 					DATA_STALL_LOG_INDICATOR_HOST_DRIVER,
 					DATA_STALL_LOG_HOST_SOFTAP_TX_TIMEOUT,
 					0xFF, 0xFF,
diff --git a/core/hdd/src/wlan_hdd_tx_rx.c b/core/hdd/src/wlan_hdd_tx_rx.c
index 125685f56170..2e00e9323dd3 100644
--- a/core/hdd/src/wlan_hdd_tx_rx.c
+++ b/core/hdd/src/wlan_hdd_tx_rx.c
@@ -895,7 +895,8 @@ static void __hdd_tx_timeout(struct net_device *dev)
 		QDF_TRACE(QDF_MODULE_ID_HDD_DATA, QDF_TRACE_LEVEL_ERROR,
 			  "Data stall due to continuous TX timeouts");
 		adapter->hdd_stats.hddTxRxStats.cont_txtimeout_cnt = 0;
-		ol_txrx_post_data_stall_event(
+		if (hdd_ctx->config->enable_data_stall_det)
+			ol_txrx_post_data_stall_event(
 					DATA_STALL_LOG_INDICATOR_HOST_DRIVER,
 					DATA_STALL_LOG_HOST_STA_TX_TIMEOUT,
 					0xFF, 0xFF,