From b08e7219168523cfea2cfb7748761bb070366849 Mon Sep 17 00:00:00 2001
From: Agrawal Ashish <ashishka@codeaurora.org>
Date: Tue, 4 Jul 2017 18:47:02 +0530
Subject: [PATCH] qcacld-3.0: Trigger pktlog as part of unusual disconnect

Trigger packet logs if deauth/Disconnect comes with reason code
other than eSIR_MAC_UNSPEC_FAILURE_REASON,
eSIR_MAC_DEAUTH_LEAVING_BSS_REASON,
eSIR_MAC_DISASSOC_LEAVING_BSS_REASON

Change-Id: I906abf4e4b7c7b9fb109fa1ead1afed15a9f5e81
CRs-Fixed: 2071173
---
 core/mac/inc/ani_global.h                        |  4 +++-
 core/mac/src/pe/lim/lim_process_deauth_frame.c   | 11 +++++++++++
 core/mac/src/pe/lim/lim_process_disassoc_frame.c | 10 ++++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/core/mac/inc/ani_global.h b/core/mac/inc/ani_global.h
index 6d6da1324d..2c81e226e7 100644
--- a/core/mac/inc/ani_global.h
+++ b/core/mac/inc/ani_global.h
@@ -173,6 +173,7 @@ enum log_event_indicator {
  * @WLAN_LOG_REASON_SCAN_NOT_ALLOWED: scan not allowed due to connection states
  * @WLAN_LOG_REASON_HB_FAILURE: station triggered heart beat failure with AP
  * @WLAN_LOG_REASON_ROAM_HO_FAILURE: Handover failed during LFR3 roaming
+ * @WLAN_LOG_REASON_DISCONNECT: Disconnect because of some failure
  */
 enum log_event_host_reason_code {
 	WLAN_LOG_REASON_CODE_UNUSED,
@@ -188,7 +189,8 @@ enum log_event_host_reason_code {
 	WLAN_LOG_REASON_NO_SCAN_RESULTS,
 	WLAN_LOG_REASON_SCAN_NOT_ALLOWED,
 	WLAN_LOG_REASON_HB_FAILURE,
-	WLAN_LOG_REASON_ROAM_HO_FAILURE
+	WLAN_LOG_REASON_ROAM_HO_FAILURE,
+	WLAN_LOG_REASON_DISCONNECT
 };
 
 
diff --git a/core/mac/src/pe/lim/lim_process_deauth_frame.c b/core/mac/src/pe/lim/lim_process_deauth_frame.c
index 25e002a01c..d5e99d0471 100644
--- a/core/mac/src/pe/lim/lim_process_deauth_frame.c
+++ b/core/mac/src/pe/lim/lim_process_deauth_frame.c
@@ -163,6 +163,17 @@ lim_process_deauth_frame(tpAniSirGlobal pMac, uint8_t *pRxPacketInfo,
 			GET_LIM_SYSTEM_ROLE(psessionEntry), frame_rssi,
 			reasonCode, lim_dot11_reason_str(reasonCode),
 			MAC_ADDR_ARRAY(pHdr->sa));
+
+	if (pMac->roam.configParam.enable_fatal_event &&
+		(reasonCode != eSIR_MAC_UNSPEC_FAILURE_REASON &&
+		reasonCode != eSIR_MAC_DEAUTH_LEAVING_BSS_REASON &&
+		reasonCode != eSIR_MAC_DISASSOC_LEAVING_BSS_REASON)) {
+		cds_flush_logs(WLAN_LOG_TYPE_FATAL,
+				WLAN_LOG_INDICATOR_HOST_DRIVER,
+				WLAN_LOG_REASON_DISCONNECT,
+				false, false);
+	}
+
 	lim_diag_event_report(pMac, WLAN_PE_DIAG_DEAUTH_FRAME_EVENT,
 		psessionEntry, 0, reasonCode);
 
diff --git a/core/mac/src/pe/lim/lim_process_disassoc_frame.c b/core/mac/src/pe/lim/lim_process_disassoc_frame.c
index f1a8697034..0d487005eb 100644
--- a/core/mac/src/pe/lim/lim_process_disassoc_frame.c
+++ b/core/mac/src/pe/lim/lim_process_disassoc_frame.c
@@ -162,6 +162,16 @@ lim_process_disassoc_frame(tpAniSirGlobal pMac, uint8_t *pRxPacketInfo,
 		       lim_dot11_reason_str(reasonCode), MAC_ADDR_ARRAY(pHdr->sa));
 	lim_diag_event_report(pMac, WLAN_PE_DIAG_DISASSOC_FRAME_EVENT,
 		psessionEntry, 0, reasonCode);
+
+	if (pMac->roam.configParam.enable_fatal_event &&
+		(reasonCode != eSIR_MAC_UNSPEC_FAILURE_REASON &&
+		reasonCode != eSIR_MAC_DEAUTH_LEAVING_BSS_REASON &&
+		reasonCode != eSIR_MAC_DISASSOC_LEAVING_BSS_REASON)) {
+		cds_flush_logs(WLAN_LOG_TYPE_FATAL,
+				WLAN_LOG_INDICATOR_HOST_DRIVER,
+				WLAN_LOG_REASON_DISCONNECT,
+				false, false);
+	}
 	/**
 	 * Extract 'associated' context for STA, if any.
 	 * This is maintained by DPH and created by LIM.