commit 38027185f878291429ac6dac1575f07a91f4ebf0
author Ratnam Rachuri <c_rrachu@qti.qualcomm.com> Tue Mar 15 16:05:59 2016 +0530
committer Gerrit - the friendly Code Review server <code-review@localhost> Tue Mar 15 03:51:40 2016 -0700
tree b87e372317c2dd341576b02e3aa2c82181aec99a
parent 782b9a2b4fd22ca55d95689a112775c519b0842a

wlan: Do kernel panic for set power state event timeout

At the time of driver unload we set the power state to down and
set power state is serialised through RX and from RX to TX thread.
If the set power state event is not set with in 10 seconds, it leads
to SSR and we loose all the system context.

In this change add kernel panic for set power state event timeout to
help in root causing the reason for the time out.

Change-Id: I7c26df15d90aad3aba13cfb49d5c948b9c3c5844
CRs-Fixed: 985406

CORE/HDD/src/wlan_hdd_cfg80211.c

diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index 066efbf..9c88c61 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -14680,6 +14680,7 @@
     {
         hddLog(LOGE,
               "%s: Failed to disconnect, timed out", __func__);
+        VOS_BUG(0);
         result = -ETIMEDOUT;
     }
 disconnected:

CORE/WDI/CP/src/wlan_qct_wdi.c

diff --git a/CORE/WDI/CP/src/wlan_qct_wdi.c b/CORE/WDI/CP/src/wlan_qct_wdi.c
index eacf58f..4654d8e 100644
--- a/CORE/WDI/CP/src/wlan_qct_wdi.c
+++ b/CORE/WDI/CP/src/wlan_qct_wdi.c
@@ -8156,10 +8156,10 @@
                             WDI_SET_POWER_STATE_TIMEOUT);
      if (eWLAN_PAL_STATUS_SUCCESS != status)
      {
-        WPAL_TRACE(eWLAN_MODULE_DAL_CTRL, eWLAN_PAL_TRACE_LEVEL_WARN,
+        WPAL_TRACE(eWLAN_MODULE_DAL_CTRL, eWLAN_PAL_TRACE_LEVEL_FATAL,
                   "WDI Init failed to wait on an event");
 
-        WDI_ASSERT(0);
+        VOS_BUG(0);
         goto fail;
       }
   }