qcacld-3.0: Record station connect/disconnect event

Record station connect/disconnect event for debug connectivity
issues. Dump the latest 20 records for unexpected disconnect case.

Change-Id: Ibf04b98a0124b84b77e3b5647e4d4234189b0ab2
CRs-Fixed: 2849471

core/hdd/src/wlan_hdd_assoc.c

@@ -84,6 +84,7 @@
 #include "wlan_hdd_cm_api.h"
 
 #include "wlan_hdd_bootup_marker.h"
+#include "wlan_roam_debug.h"
 
 /* These are needed to recognize WPA and RSN suite types */
 #define HDD_WPA_OUI_SIZE 4
@@ -1872,6 +1873,14 @@ static QDF_STATUS hdd_dis_connect_handler(struct hdd_adapter *adapter,
 	/* indicate 'disconnect' status to wpa_supplicant... */
 	hdd_send_association_event(dev, roam_info);
 
+	wlan_rec_conn_info(adapter->vdev_id, DEBUG_CONN_DISCONNECT_HANDLER,
+			   sta_ctx->conn_info.bssid.bytes,
+			   (roam_result << 24) | (roam_status << 16) |
+			   (sta_ctx->conn_info.conn_state << 8) |
+			    send_discon_ind,
+			   (roam_info ? roam_info->status_code : 0) << 16 |
+			   (roam_info ? roam_info->disassoc_reason : 0));
+
 	/* indicate disconnected event to nl80211 */
 	/*
 	 * Only send indication to kernel if not initiated
@@ -2441,6 +2450,12 @@ static void hdd_send_re_assoc_event(struct net_device *dev,
 	hdd_debug("Req RSN IE:");
 	QDF_TRACE_HEX_DUMP(QDF_MODULE_ID_HDD, QDF_TRACE_LEVEL_DEBUG,
 			   final_req_ie, (ssid_ie_len + reqRsnLength));
+	wlan_rec_conn_info(adapter->vdev_id,
+			   DEBUG_CONN_ROAMED_IND,
+			   bss ? bss->bssid : NULL,
+			   roam_info->u.pConnectedProfile->AuthType,
+			   0);
+
 	hdd_send_roamed_ind(dev, bss, final_req_ie,
 			    (ssid_ie_len + reqRsnLength), rsp_rsn_ie,
 			    rsp_rsn_lemgth);
@@ -2733,6 +2748,11 @@ hdd_association_completion_handler(struct hdd_adapter *adapter,
 		/* Save the connection info from CSR... */
 		hdd_conn_save_connect_info(adapter, roam_info,
 					   eCSR_BSS_TYPE_INFRASTRUCTURE);
+		wlan_rec_conn_info(adapter->vdev_id, DEBUG_CONN_ASSOCIATION,
+				   sta_ctx->conn_info.bssid.bytes,
+				   (roam_result << 16) | roam_status,
+				   (sta_ctx->conn_info.conn_state << 16) |
+				   (roam_info ? roam_info->status_code : 0));
 
 		if (hdd_add_beacon_filter(adapter) != 0)
 			hdd_err("hdd_add_beacon_filter() failed");
@@ -3010,7 +3030,14 @@ hdd_association_completion_handler(struct hdd_adapter *adapter,
 						cdp_hl_fc_set_td_limit(soc,
 							adapter->vdev_id,
 							conn_info_freq);
-
+						wlan_rec_conn_info(
+						adapter->vdev_id,
+						DEBUG_CONN_ROAMED,
+						roam_bss ? roam_bss->bssid :
+						NULL,
+						roam_info->u.
+						pConnectedProfile->AuthType,
+						0);
 						hdd_send_roamed_ind(
 								dev,
 								roam_bss,
@@ -3210,6 +3237,11 @@ hdd_association_completion_handler(struct hdd_adapter *adapter,
 				 adapter->vdev_id,
 				 QDF_MAC_ADDR_REF(sta_ctx->requested_bssid.bytes),
 				 roam_result, roam_status);
+		wlan_rec_conn_info(adapter->vdev_id, DEBUG_CONN_ASSOCIATION,
+				   sta_ctx->conn_info.bssid.bytes,
+				   (roam_result << 16) | roam_status,
+				   (sta_ctx->conn_info.conn_state << 16) |
+				   (roam_info ? roam_info->status_code : 0));
 
 		if ((eCSR_ROAM_RESULT_SCAN_FOR_SSID_FAILURE == roam_result) ||
 		   (roam_info &&

core/hdd/src/wlan_hdd_cfg80211.c

@@ -168,6 +168,7 @@
 #include <osif_cm_req.h>
 #include "wlan_hdd_bootup_marker.h"
 #include "wlan_hdd_cm_api.h"
+#include "wlan_roam_debug.h"
 
 #define g_mode_rates_size (12)
 #define a_mode_rates_size (8)
@@ -21104,6 +21105,7 @@ int wlan_hdd_disconnect(struct hdd_adapter *adapter, u16 reason,
 {
 	int ret;
 	mac_handle_t mac_handle;
+	struct hdd_station_ctx *sta_ctx = WLAN_HDD_GET_STATION_CTX_PTR(adapter);
 
 	mac_handle = hdd_adapter_get_mac_handle(adapter);
 	wlan_hdd_wait_for_roaming(mac_handle, adapter);
@@ -21114,10 +21116,11 @@ int wlan_hdd_disconnect(struct hdd_adapter *adapter, u16 reason,
 	reset_mscs_params(adapter);
 	wlan_hdd_netif_queue_control(adapter,
 		WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER, WLAN_CONTROL_PATH);
-
+	wlan_rec_conn_info(adapter->vdev_id, DEBUG_CONN_DISCONNECT,
+			   sta_ctx->conn_info.bssid.bytes,
+			   sta_ctx->conn_info.conn_state, mac_reason);
 	ret = wlan_hdd_wait_for_disconnect(mac_handle, adapter, reason,
 					   mac_reason);
-
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 11, 0)
 	/* Sending disconnect event to userspace for kernel version < 3.11
 	 * is handled by __cfg80211_disconnect call to __cfg80211_disconnected
@@ -21249,6 +21252,7 @@ static int __wlan_hdd_cfg80211_disconnect(struct wiphy *wiphy,
 		hdd_err("Unexpected cfg disconnect called while in state: %d",
 		       sta_ctx->conn_info.conn_state);
 		hdd_set_disconnect_status(adapter, false);
+		wlan_rec_debug_dump_table(REC_CONN, 20, true);
 	}
 
 	return status;

core/hdd/src/wlan_hdd_main.c

@@ -8218,6 +8218,9 @@ void hdd_connect_result(struct net_device *dev, const u8 *bssid,
 			roam_info->u.pConnectedProfile->SSID.ssId,
 			roam_info->u.pConnectedProfile->SSID.length);
 	}
+	wlan_rec_conn_info(adapter->vdev_id, DEBUG_CONN_CONNECT_RESULT,
+			   bssid ? bssid : NULL,
+			   status << 16 | connect_timeout, timeout_reason);
 
 	if (hdd_fils_update_connect_results(dev, bssid, bss,
 			roam_info, req_ie, req_ie_len, resp_ie,

core/sme/src/csr/csr_api_roam.c

@@ -76,6 +76,7 @@
 #include "wlan_cm_roam_api.h"
 #include "wlan_if_mgr_public_struct.h"
 #include "wlan_if_mgr_ucfg_api.h"
+#include "wlan_roam_debug.h"
 
 #define RSN_AUTH_KEY_MGMT_SAE           WLAN_RSN_SEL(WLAN_AKM_SAE)
 #define MAX_PWR_FCC_CHAN_12 8
@@ -14841,6 +14842,10 @@ QDF_STATUS csr_send_join_req_msg(struct mac_context *mac, uint32_t sessionId,
 			      pProfile->negotiatedMCEncryptionType,
 			      mac->scan.countryCodeCurrent[0],
 			      mac->scan.countryCodeCurrent[1]);
+		wlan_rec_conn_info(sessionId, DEBUG_CONN_CONNECTING,
+				   pBssDescription->bssId,
+				   pProfile->negotiatedAuthType,
+				   pBssDescription->chan_freq);
 		/* dot11mode */
 		dot11mode =
 			csr_translate_to_wni_cfg_dot11_mode(mac,
@@ -20263,7 +20268,10 @@ csr_process_roam_sync_callback(struct mac_context *mac_ctx,
 	sme_debug("LFR3: reason: %d roam invoke in progress %d, source %d",
 		  reason, vdev_roam_params->roam_invoke_in_progress,
 		  vdev_roam_params->source);
-
+	if (reason == SIR_ROAM_SYNCH_PROPAGATION)
+		wlan_rec_conn_info(session_id, DEBUG_CONN_ROAMING,
+				   bss_desc ? bss_desc->bssId : NULL,
+				   reason, session->connectState);
 	switch (reason) {
 	case SIR_ROAMING_DEREGISTER_STA:
 		/*