diff --git a/CORE/DXE/src/wlan_qct_dxe.c b/CORE/DXE/src/wlan_qct_dxe.c
index 6d87f2a..8514bb5 100644
--- a/CORE/DXE/src/wlan_qct_dxe.c
+++ b/CORE/DXE/src/wlan_qct_dxe.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2018 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -64,6 +64,7 @@
 #include "wlan_qct_dxe.h"
 #include "wlan_qct_dxe_i.h"
 #include "wlan_qct_pal_device.h"
+#include "vos_api.h"
 
 /*----------------------------------------------------------------------------
  * Local Definitions
@@ -1714,7 +1715,7 @@
       if (NULL != dxeCtxt)
          dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
 
-      wpalWlanReload();
+      wpalWlanReload(VOS_DXE_FAILURE);
 
       if (NULL != usrData)
          dxeStartSSRTimer((WLANDXE_CtrlBlkType *)usrData);
@@ -2414,7 +2415,7 @@
             HDXE_MSG(eWLAN_MODULE_DAL_DATA, eWLAN_PAL_TRACE_LEVEL_ERROR,
                      "RX successive empty interrupt, Could not find invalidated DESC reload driver");
             dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-            wpalWlanReload();
+            wpalWlanReload(VOS_DXE_FAILURE);
             dxeStartSSRTimer(dxeCtxt);
          }
       }
@@ -2743,7 +2744,7 @@
          if (eWLAN_PAL_STATUS_SUCCESS != dxeErrHandler(channelCb, chHighStat))
          {
             dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-            wpalWlanReload();
+            wpalWlanReload(VOS_DXE_FAILURE);
             dxeStartSSRTimer(dxeCtxt);
          }
       }
@@ -2798,7 +2799,7 @@
                          dxeErrHandler(channelCb, chLowStat))
          {
             dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-            wpalWlanReload();
+            wpalWlanReload(VOS_DXE_FAILURE);
             dxeStartSSRTimer(dxeCtxt);
          }
       }
@@ -2850,7 +2851,7 @@
                             dxeErrHandler(channelCb, chLogRxStat))
             {
                dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-               wpalWlanReload();
+               wpalWlanReload(VOS_DXE_FAILURE);
                dxeStartSSRTimer(dxeCtxt);
             }
 
@@ -2904,7 +2905,7 @@
                             dxeErrHandler(channelCb, chLogRxFwStat))
             {
                dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-               wpalWlanReload();
+               wpalWlanReload(VOS_DXE_FAILURE);
                dxeStartSSRTimer(dxeCtxt);
             }
 
@@ -4102,7 +4103,7 @@
                          dxeErrHandler(channelCb, chStat))
          {
             dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-            wpalWlanReload();
+            wpalWlanReload(VOS_DXE_FAILURE);
             dxeStartSSRTimer(dxeCtxt);
          }
          bEnableISR = 1;
@@ -4159,7 +4160,7 @@
                          dxeErrHandler(channelCb, chStat))
          {
              dxeCtxt->driverReloadInProcessing = eWLAN_PAL_TRUE;
-             wpalWlanReload();
+             wpalWlanReload(VOS_DXE_FAILURE);
              dxeStartSSRTimer(dxeCtxt);
          }
          bEnableISR = 1;
diff --git a/CORE/HDD/inc/wlan_hdd_cfg80211.h b/CORE/HDD/inc/wlan_hdd_cfg80211.h
index 0d0f71b..2e3f2a8 100644
--- a/CORE/HDD/inc/wlan_hdd_cfg80211.h
+++ b/CORE/HDD/inc/wlan_hdd_cfg80211.h
@@ -220,6 +220,62 @@
     QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_SET = 149,
     /* Get the NUD stats, represented by the enum qca_attr_nud_stats_get */
     QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET = 150,
+    /*
+     * Event indicating to the user space that the driver has detected an
+     * internal failure. This event carries the information indicating the
+     * reason that triggered this detection. The attributes for this
+     * command are defined in enum qca_wlan_vendor_attr_hang.
+     */
+    QCA_NL80211_VENDOR_SUBCMD_HANG = 157,
+};
+
+enum qca_wlan_vendor_hang_reason {
+	/* Unspecified reason */
+	QCA_WLAN_HANG_REASON_UNSPECIFIED = 0,
+	/* No Map for the MAC entry for the received frame */
+	QCA_WLAN_HANG_RX_HASH_NO_ENTRY_FOUND = 1,
+	/* peer deletion timeout happened */
+	QCA_WLAN_HANG_PEER_DELETION_TIMEDOUT = 2,
+	/* peer unmap timeout */
+	QCA_WLAN_HANG_PEER_UNMAP_TIMEDOUT = 3,
+	/* Scan request timed out */
+	QCA_WLAN_HANG_SCAN_REQ_EXPIRED = 4,
+	/* Consecutive Scan attempt failures */
+	QCA_WLAN_HANG_SCAN_ATTEMPT_FAILURES = 5,
+	/* Unable to get the message buffer */
+	QCA_WLAN_HANG_GET_MSG_BUFF_FAILURE = 6,
+	/* Current command processing is timedout */
+	QCA_WLAN_HANG_ACTIVE_LIST_TIMEOUT = 7,
+	/* Timeout for an ACK from FW for suspend request */
+	QCA_WLAN_HANG_SUSPEND_TIMEOUT = 8,
+	/* Timeout for an ACK from FW for resume request */
+	QCA_WLAN_HANG_RESUME_TIMEOUT = 9,
+	/* Transmission timeout for consecutive data frames */
+	QCA_WLAN_HANG_TRANSMISSIONS_TIMEOUT = 10,
+	/* Timeout for the TX completion status of data frame */
+	QCA_WLAN_HANG_TX_COMPLETE_TIMEOUT = 11,
+	/* DXE failure for tx/Rx, DXE resource unavailability */
+	QCA_WLAN_HANG_DXE_FAILURE = 12,
+	/* WMI pending commands exceed the maximum count */
+	QCA_WLAN_HANG_WMI_EXCEED_MAX_PENDING_CMDS = 13,
+	/* WDI failure for commands, WDI resource unavailability */
+	QCA_WLAN_HANG_WDI_FAILURE = 14,
+};
+
+/**
+ * enum qca_wlan_vendor_attr_hang - Used by the vendor command
+ * QCA_NL80211_VENDOR_SUBCMD_HANG.
+ */
+enum qca_wlan_vendor_attr_hang {
+	QCA_WLAN_VENDOR_ATTR_HANG_INVALID = 0,
+	/*
+	 * Reason for the Hang - Represented by enum
+	 * qca_wlan_vendor_hang_reason.
+	 */
+	 QCA_WLAN_VENDOR_ATTR_HANG_REASON = 1,
+	 QCA_WLAN_VENDOR_ATTR_HANG_AFTER_LAST,
+	 QCA_WLAN_VENDOR_ATTR_HANG_MAX =
+		QCA_WLAN_VENDOR_ATTR_HANG_AFTER_LAST - 1,
 };
 
 /**
@@ -418,6 +474,7 @@
     QCA_NL80211_VENDOR_SUBCMD_MONITOR_RSSI_INDEX,
     QCA_NL80211_VENDOR_SUBCMD_EXTSCAN_HOTLIST_AP_LOST_INDEX,
     QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET_INDEX,
+    QCA_NL80211_VENDOR_SUBCMD_HANG_REASON_INDEX,
 };
 
 /**
@@ -1666,6 +1723,16 @@
 #endif
 
 /**
+ * wlan_hdd_send_hang_reason_event() - Send hang reason to the userspace
+ * @hdd_ctx: Pointer to hdd context
+ * @reason: cds recovery reason
+ *
+ * Return: 0 on success or failure reason
+ */
+int wlan_hdd_send_hang_reason_event(hdd_context_t *hdd_ctx,
+				    unsigned int reason);
+
+/**
  * enum qca_wlan_vendor_attr_memory_dump - values for memory dump attributes
  * @QCA_WLAN_VENDOR_ATTR_MEMORY_DUMP_INVALID - Invalid
  * @QCA_WLAN_VENDOR_ATTR_REQUEST_ID - Indicate request ID
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index 5297661..55df656 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -652,6 +652,101 @@
 #endif /* FEATURE_WLAN_CH_AVOID */
 
 /*
+ * define short names for the global vendor params
+ * used by QCA_NL80211_VENDOR_SUBCMD_HANG
+ */
+#define HANG_REASON_INDEX QCA_NL80211_VENDOR_SUBCMD_HANG_REASON_INDEX
+
+/**
+ * hdd_convert_hang_reason() - Convert cds recovery reason to vendor specific
+ * hang reason
+ * @reason: cds recovery reason
+ *
+ * Return: Vendor specific reason code
+ */
+static enum qca_wlan_vendor_hang_reason
+hdd_convert_hang_reason(enum vos_hang_reason reason)
+{
+	unsigned int ret_val;
+
+	switch (reason) {
+	case VOS_GET_MSG_BUFF_FAILURE:
+		ret_val = QCA_WLAN_HANG_GET_MSG_BUFF_FAILURE;
+		break;
+	case VOS_ACTIVE_LIST_TIMEOUT:
+		ret_val = QCA_WLAN_HANG_ACTIVE_LIST_TIMEOUT;
+		break;
+	case VOS_SCAN_REQ_EXPIRED:
+		ret_val = QCA_WLAN_HANG_SCAN_REQ_EXPIRED;
+		break;
+	case VOS_TRANSMISSIONS_TIMEOUT:
+		ret_val = QCA_WLAN_HANG_TRANSMISSIONS_TIMEOUT;
+		break;
+	case VOS_DXE_FAILURE:
+		ret_val = QCA_WLAN_HANG_DXE_FAILURE;
+		break;
+	case VOS_WDI_FAILURE:
+		ret_val = QCA_WLAN_HANG_WDI_FAILURE;
+		break;
+	case VOS_REASON_UNSPECIFIED:
+	default:
+		ret_val = QCA_WLAN_HANG_REASON_UNSPECIFIED;
+	}
+	return ret_val;
+}
+
+/**
+ * wlan_hdd_send_hang_reason_event() - Send hang reason to the userspace
+ * @hdd_ctx: Pointer to hdd context
+ * @reason: cds recovery reason
+ *
+ * Return: 0 on success or failure reason
+ */
+int wlan_hdd_send_hang_reason_event(hdd_context_t *hdd_ctx,
+				    enum vos_hang_reason reason)
+{
+	struct sk_buff *vendor_event;
+	enum qca_wlan_vendor_hang_reason hang_reason;
+
+	ENTER();
+
+	if (!hdd_ctx) {
+		VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
+			  "HDD context is null");
+		return -EINVAL;
+	}
+
+	vendor_event = cfg80211_vendor_event_alloc(hdd_ctx->wiphy,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0))
+						   NULL,
+#endif
+						   sizeof(unsigned int),
+						   HANG_REASON_INDEX,
+						   GFP_KERNEL);
+	if (!vendor_event) {
+		VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
+			  "cfg80211_vendor_event_alloc failed");
+		return -ENOMEM;
+	}
+
+	hang_reason = hdd_convert_hang_reason(reason);
+
+	if (nla_put_u32(vendor_event, QCA_WLAN_VENDOR_ATTR_HANG_REASON,
+			(unsigned int) hang_reason)) {
+		VOS_TRACE(VOS_MODULE_ID_HDD, VOS_TRACE_LEVEL_ERROR,
+			  "QCA_WLAN_VENDOR_ATTR_HANG_REASON put fail");
+		kfree_skb(vendor_event);
+		return -EINVAL;
+	}
+
+	cfg80211_vendor_event(vendor_event, GFP_KERNEL);
+
+	EXIT();
+	return 0;
+}
+#undef HANG_REASON_INDEX
+
+/*
  * FUNCTION: __wlan_hdd_cfg80211_nan_request
  * This is called when wlan driver needs to send vendor specific
  * nan request event.
@@ -8763,6 +8858,10 @@
         .vendor_id = QCA_NL80211_VENDOR_ID,
         .subcmd = QCA_NL80211_VENDOR_SUBCMD_NUD_STATS_GET,
     },
+    [QCA_NL80211_VENDOR_SUBCMD_HANG_REASON_INDEX] = {
+        .vendor_id = QCA_NL80211_VENDOR_ID,
+        .subcmd = QCA_NL80211_VENDOR_SUBCMD_HANG,
+    },
 };
 
 /*
@@ -14825,7 +14924,7 @@
                 else
                 {
                     hddLog(LOGE, FL("Triggering SSR"));
-                    vos_wlanRestart();
+                    vos_wlanRestart(VOS_SCAN_REQ_EXPIRED);
                 }
             }
         }
diff --git a/CORE/HDD/src/wlan_hdd_early_suspend.c b/CORE/HDD/src/wlan_hdd_early_suspend.c
index 375adab..f54e414 100644
--- a/CORE/HDD/src/wlan_hdd_early_suspend.c
+++ b/CORE/HDD/src/wlan_hdd_early_suspend.c
@@ -2221,6 +2221,25 @@
 };
 #endif
 
+/**
+ * hdd_send_hang_reason() - Send hang reason to the userspace
+ *
+ * Return: None
+ */
+static void hdd_send_hang_reason(hdd_context_t *hdd_ctx)
+{
+	unsigned int reason = 0;
+
+	if(!hdd_ctx) {
+		hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__);
+		return;
+	}
+
+	vos_get_recovery_reason(&reason);
+	vos_reset_recovery_reason();
+	wlan_hdd_send_hang_reason_event(hdd_ctx, reason);
+}
+
 /* the HDD interface to WLAN driver shutdown,
  * the primary shutdown function in SSR
  */
@@ -2407,6 +2426,7 @@
                                            __func__);
    }
    hdd_wlan_ssr_shutdown_event();
+   hdd_send_hang_reason(pHddCtx);
    hddLog(VOS_TRACE_LEVEL_FATAL, "%s: WLAN driver shutdown complete"
                                    ,__func__);
    return VOS_STATUS_SUCCESS;
diff --git a/CORE/SME/src/sme_common/sme_Api.c b/CORE/SME/src/sme_common/sme_Api.c
index fd5f1db..272a76f 100644
--- a/CORE/SME/src/sme_common/sme_Api.c
+++ b/CORE/SME/src/sme_common/sme_Api.c
@@ -483,7 +483,7 @@
         else
         {
            /* Trigger SSR */
-           vos_wlanRestart();
+           vos_wlanRestart(VOS_GET_MSG_BUFF_FAILURE);
         }
     }
 
@@ -12801,7 +12801,7 @@
        if (!(vos_isLoadUnloadInProgress() ||
            vos_is_logp_in_progress(VOS_MODULE_ID_SME, NULL)))
        {
-          vos_wlanRestart();
+          vos_wlanRestart(VOS_ACTIVE_LIST_TIMEOUT);
        }
     }
 }
diff --git a/CORE/TL/src/wlan_qct_tl.c b/CORE/TL/src/wlan_qct_tl.c
index 91f1ba6..6846f66 100644
--- a/CORE/TL/src/wlan_qct_tl.c
+++ b/CORE/TL/src/wlan_qct_tl.c
@@ -7822,7 +7822,7 @@
     * Issue SSR. vos_wlanRestart has tight checks to make sure that
     * we do not send an FIQ if previous FIQ is not processed
     */
-   vos_wlanRestart();
+   vos_wlanRestart(VOS_REASON_UNSPECIFIED);
 }
 
 /*==========================================================================
diff --git a/CORE/VOSS/inc/vos_api.h b/CORE/VOSS/inc/vos_api.h
index d6c17c5..b1287b5 100644
--- a/CORE/VOSS/inc/vos_api.h
+++ b/CORE/VOSS/inc/vos_api.h
@@ -220,6 +220,26 @@
    VOS_WDI_WRITE,
 } vos_wdi_trace_event_type;
 
+/**
+ * enum vos_hang_reason - host hang/ssr reason
+ * @VOS_REASON_UNSPECIFIED: Unspecified reason
+ * @VOS_GET_MSG_BUFF_FAILURE: Unable to get the message buffer
+ * @VOS_ACTIVE_LIST_TIMEOUT: Current command processing is timedout
+ * @VOS_SCAN_REQ_EXPIRED: Scan request timed out
+ * @VOS_TRANSMISSIONS_TIMEOUT: transmission timed out
+ * @VOS_DXE_FAILURE: dxe failure
+ * @VOS_WDI_FAILURE: wdi failure
+ */
+enum vos_hang_reason {
+	VOS_REASON_UNSPECIFIED = 0,
+	VOS_GET_MSG_BUFF_FAILURE = 1,
+	VOS_ACTIVE_LIST_TIMEOUT = 2,
+	VOS_SCAN_REQ_EXPIRED = 3,
+	VOS_TRANSMISSIONS_TIMEOUT = 4,
+	VOS_DXE_FAILURE = 5,
+	VOS_WDI_FAILURE = 6,
+};
+
 /*------------------------------------------------------------------------- 
   Function declarations and documenation
   ------------------------------------------------------------------------*/
@@ -459,13 +479,13 @@
   Note that this API will not initiate any RIVA subsystem restart.
 
   @param
-       NONE
+       reason: vos_hang_reason
   @return
        VOS_STATUS_SUCCESS   - Operation completed successfully.
        VOS_STATUS_E_FAILURE - Operation failed.
 
 */
-VOS_STATUS vos_wlanRestart(void);
+VOS_STATUS vos_wlanRestart(enum vos_hang_reason reason);
 
 /**
   @brief vos_fwDumpReq()
@@ -558,4 +578,18 @@
 }
 #endif /* LINUX_VERSION_CODE */
 
+/**
+ * vos_get_recovery_reason() - get self recovery reason
+ * @reason: recovery reason
+ *
+ * Return: None
+ */
+void vos_get_recovery_reason(enum vos_hang_reason *reason);
+
+/**
+ * vos_reset_recovery_reason() - reset the reason to unspecified
+ *
+ * Return: None
+ */
+void vos_reset_recovery_reason(void);
 #endif // if !defined __VOS_NVITEM_H
diff --git a/CORE/VOSS/src/vos_api.c b/CORE/VOSS/src/vos_api.c
index fc10b55..6dd7f8c 100644
--- a/CORE/VOSS/src/vos_api.c
+++ b/CORE/VOSS/src/vos_api.c
@@ -1775,7 +1775,7 @@
     {
          VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR,
            "Do SSR for reason_code=%d", reason_code);
-         vos_wlanRestart();
+         vos_wlanRestart(VOS_GET_MSG_BUFF_FAILURE);
     }
 }
 
@@ -2864,7 +2864,7 @@
   The function wlan_hdd_restart_driver protects against re-entrant calls.
 
   @param
-       NONE
+       reason: recovery reason
   @return
        VOS_STATUS_SUCCESS   - Operation completed successfully.
        VOS_STATUS_E_FAILURE - Operation failed.
@@ -2873,11 +2873,11 @@
 
 
 */
-VOS_STATUS vos_wlanRestart(void)
+VOS_STATUS vos_wlanRestart(enum vos_hang_reason reason)
 {
    VOS_STATUS vstatus;
    hdd_context_t *pHddCtx = NULL;
-   v_CONTEXT_t pVosContext        = NULL;
+   VosContextType  *pVosContext        = NULL;
 
    /* Check whether driver load unload is in progress */
    if(vos_is_load_unload_in_progress( VOS_MODULE_ID_VOSS, NULL)) 
@@ -2894,7 +2894,8 @@
                "%s: Global VOS context is Null", __func__);
       return VOS_STATUS_E_FAILURE;
    }
-    
+   pVosContext->recovery_reason = reason;
+
    /* Get the HDD context */
    pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext );
    if(!pHddCtx) {
@@ -2908,6 +2909,45 @@
    return vstatus;
 }
 
+/**
+ * vos_get_recovery_reason() - get self recovery reason
+ * @reason: recovery reason
+ *
+ * Return: None
+ */
+void vos_get_recovery_reason(enum vos_hang_reason *reason)
+{
+	VosContextType *pVosContext = NULL;
+
+	pVosContext = vos_get_global_context(VOS_MODULE_ID_VOSS, NULL);
+	if(!pVosContext) {
+		VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL,
+		     "%s: Global VOS context is Null", __func__);
+		return;
+	}
+
+	*reason = pVosContext->recovery_reason;
+}
+
+/**
+ * vos_reset_recovery_reason() - reset the reason to unspecified
+ *
+ * Return: None
+ */
+void vos_reset_recovery_reason(void)
+{
+	VosContextType *pVosContext = NULL;
+
+	pVosContext = vos_get_global_context(VOS_MODULE_ID_VOSS, NULL);
+	if(!pVosContext) {
+		VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL,
+		     "%s: Global VOS context is Null", __func__);
+		return;
+	}
+
+	pVosContext->recovery_reason = VOS_REASON_UNSPECIFIED;
+}
+
 
 /**
   @brief vos_fwDumpReq()
diff --git a/CORE/VOSS/src/vos_sched.h b/CORE/VOSS/src/vos_sched.h
index 0e5d612..3a92a65 100644
--- a/CORE/VOSS/src/vos_sched.h
+++ b/CORE/VOSS/src/vos_sched.h
@@ -83,6 +83,7 @@
 #endif
 
 #include <vos_timer.h>
+#include <vos_api.h>
 
 
 #define TX_POST_EVENT               0x000
@@ -375,6 +376,7 @@
    spinlock_t wdthread_work_lock;
    bool snoc_high_freq_voting;
    spinlock_t freq_voting_lock;
+   enum vos_hang_reason recovery_reason;
 } VosContextType, *pVosContextType;
 
 
diff --git a/CORE/WDA/src/wlan_qct_wda.c b/CORE/WDA/src/wlan_qct_wda.c
index f27cefd..6c3c993 100644
--- a/CORE/WDA/src/wlan_qct_wda.c
+++ b/CORE/WDA/src/wlan_qct_wda.c
@@ -9869,7 +9869,7 @@
        {
            VOS_TRACE( VOS_MODULE_ID_WDA, VOS_TRACE_LEVEL_ERROR,
                   FL("reload wlan driver"));
-           wpalWlanReload();
+           wpalWlanReload(VOS_WDI_FAILURE);
        }
    }
    return;
@@ -15038,7 +15038,7 @@
       {
          VOS_TRACE(VOS_MODULE_ID_WDA, VOS_TRACE_LEVEL_ERROR,
                    "%s: Request system recovery", __func__);
-         vos_wlanRestart();
+         vos_wlanRestart(VOS_TRANSMISSIONS_TIMEOUT);
       }
       status = VOS_STATUS_E_FAILURE;
    }
diff --git a/CORE/WDI/CP/src/wlan_qct_wdi.c b/CORE/WDI/CP/src/wlan_qct_wdi.c
index 6e5069f..4b4ebd0 100644
--- a/CORE/WDI/CP/src/wlan_qct_wdi.c
+++ b/CORE/WDI/CP/src/wlan_qct_wdi.c
@@ -16943,7 +16943,7 @@
     wdiStartRspCb( &wdiRspParams, pWDICtx->pRspCBUserData);
 
     WDI_DetectedDeviceError(pWDICtx, wdiRspParams.wdiStatus);
-    wpalWlanReload();
+    wpalWlanReload(VOS_WDI_FAILURE);
 
     /*Although the response is an error - it was processed by our function
     so as far as the caller is concerned this is a succesful reponse processing*/
@@ -17079,7 +17079,7 @@
                halMacStopRspMsg.stopRspParams.status);
 
     WDI_DetectedDeviceError( pWDICtx, WDI_ERR_BASIC_OP_FAILURE);
-    wpalWlanReload();
+    wpalWlanReload(VOS_WDI_FAILURE);
 
     wpalMutexRelease(&pWDICtx->wptMutex);
     return WDI_STATUS_E_FAILURE;
@@ -23073,7 +23073,7 @@
     WPAL_TRACE(eWLAN_MODULE_DAL_CTRL, eWLAN_PAL_TRACE_LEVEL_ERROR,
               "Invalid packet received from HAL - catastrophic failure");
     WDI_DetectedDeviceError( pWDICtx, WDI_ERR_INVALID_RSP_FMT);
-    wpalWlanReload();
+    wpalWlanReload(VOS_WDI_FAILURE);
 
     return;
   }
@@ -23600,7 +23600,7 @@
     }
 #else
     WDI_DetectedDeviceError(pWDICtx, WDI_ERR_BASIC_OP_FAILURE);
-    wpalWlanReload();
+    wpalWlanReload(VOS_WDI_FAILURE);
 #endif
   }
   else
diff --git a/CORE/WDI/WPAL/inc/wlan_qct_pal_api.h b/CORE/WDI/WPAL/inc/wlan_qct_pal_api.h
index aeacf6f..7998a40 100644
--- a/CORE/WDI/WPAL/inc/wlan_qct_pal_api.h
+++ b/CORE/WDI/WPAL/inc/wlan_qct_pal_api.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2015,2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2015,2018 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -309,11 +309,11 @@
     wpalWlanReload -  Initiate WLAN Driver reload
 
     Param:
-       None
+       reason: hang reason
     Return:
        NONE
 ---------------------------------------------------------------------------*/
-void wpalWlanReload(void);
+void wpalWlanReload(wpt_uint32 reason);
 
 /*---------------------------------------------------------------------------
     wpalWcnssResetIntr -  Trigger the reset FIQ to Riva
diff --git a/CORE/WDI/WPAL/src/wlan_qct_pal_api.c b/CORE/WDI/WPAL/src/wlan_qct_pal_api.c
index a6019cb..79c3ef3 100644
--- a/CORE/WDI/WPAL/src/wlan_qct_pal_api.c
+++ b/CORE/WDI/WPAL/src/wlan_qct_pal_api.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012,2014-2015,2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012,2014-2015,2018 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -389,13 +389,13 @@
     wpalWlanReload -  Initiate WLAN Driver reload
 
     Param:
-       None
+       reason: hang reason
     Return:
        NONE
 ---------------------------------------------------------------------------*/
-void wpalWlanReload(void)
+void wpalWlanReload(enum vos_hang_reason reason)
 {
-   vos_wlanRestart();
+   vos_wlanRestart(reason);
    return;
 }