commit 9093b20988989cabe9f285e3e32aadb4f91eb88c
author Padma, Santhosh Kumar <skpadma@qti.qualcomm.com> Tue Jul 21 15:37:38 2015 +0530
committer Satyanarayana Dash <sadash@codeaurora.org> Wed Oct 07 14:25:49 2015 +0530
tree 34d5739133578076e6e8246809a8d7b5d8870c7c
parent ea2817f83bb9af4dcbb996624b88567aa802265e

prima: Framework to print system information

Print state information of HDD, SME, PE, WDA and WDI layers
when active command timeout issue is seen. This can be extended
to print system information of other layers if there is necessity
for such information.

Change-Id: Ibce74761f60f33d37ffde0530c2d2635be46cdd7
CRs-Fixed: 851666

CORE/MAC/src/pe/lim/limApi.c

diff --git a/CORE/MAC/src/pe/lim/limApi.c b/CORE/MAC/src/pe/lim/limApi.c
index f4fa99c..f465af7 100644
--- a/CORE/MAC/src/pe/lim/limApi.c
+++ b/CORE/MAC/src/pe/lim/limApi.c
@@ -1055,6 +1055,7 @@
 #ifdef LIM_TRACE_RECORD
     MTRACE(limTraceInit(pMac));
 #endif
+    lim_register_debug_callback();
     return eSIR_SUCCESS;
 }
 

CORE/MAC/src/pe/lim/limTrace.c

diff --git a/CORE/MAC/src/pe/lim/limTrace.c b/CORE/MAC/src/pe/lim/limTrace.c
index 5ac5ddf..4f996fd 100644
--- a/CORE/MAC/src/pe/lim/limTrace.c
+++ b/CORE/MAC/src/pe/lim/limTrace.c
@@ -303,6 +303,49 @@
     }
 }
 
+/**
+ * lim_state_info_dump() - print state information of lim layer
+  */
+static void lim_state_info_dump(void)
+{
+    tHalHandle hal;
+    tpAniSirGlobal mac;
+    v_CONTEXT_t vos_ctx_ptr;
+
+    /* get the global voss context */
+    vos_ctx_ptr = vos_get_global_context(VOS_MODULE_ID_VOSS, NULL);
+
+    if (NULL == vos_ctx_ptr) {
+        limLog( mac, LOGE, FL("Invalid Global VOSS Context"));
+        VOS_ASSERT(0);
+        return;
+    }
+
+    hal = vos_get_context(VOS_MODULE_ID_PE, vos_ctx_ptr);
+    if (NULL == hal) {
+        limLog( mac, LOGE, FL("Invalid smeContext"));
+        VOS_ASSERT(0);
+        return;
+    }
+
+    mac = PMAC_STRUCT(hal);
+
+    limLog(mac, LOG1, FL("SmeState: %d PrevSmeState: %d MlmState: %d"
+           "PrevMlmState: %d SystemInScanLearnMode: %d ProcessDefdMsgs: %d"
+           "gLimHalScanState: %d"), mac->lim.gLimSmeState,
+           mac->lim.gLimPrevSmeState, mac->lim.gLimMlmState,
+           mac->lim.gLimPrevMlmState, mac->lim.gLimSystemInScanLearnMode,
+           mac->lim.gLimProcessDefdMsgs, mac->lim.gLimHalScanState);
+}
+
+/**
+ * lim_register_debug_callback() - registration function for lim layer
+ * to print lim state information
+  */
+void lim_register_debug_callback()
+{
+    vos_register_debug_callback(VOS_MODULE_ID_PE, &lim_state_info_dump);
+}
 
 void macTraceMsgTx(tpAniSirGlobal pMac, tANI_U8 session, tANI_U32 data)
 {