diff --git a/fw/wmi_services.h b/fw/wmi_services.h
index bfb539210f..333b83b617 100644
--- a/fw/wmi_services.h
+++ b/fw/wmi_services.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2011-2020 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -424,6 +424,7 @@ typedef  enum  {
     WMI_SERVICE_DUAL_STA_ROAM_SUPPORT = 233, /* Indidate FW support dual STA roaming */
     WMI_SERVICE_PEER_CREATE_CONF = 234, /* Target will send WMI_PEER_CREATE_CONF_EVENTID after WMI_PEER_CREATE_CMDID is processed */
     WMI_SERVICE_MULTIPLE_VDEV_RESTART_RESPONSE_SUPPORT = 235, /* indicates firmware supports Multiple vdev restart response */
+    WMI_SERVICE_ROAM_SCAN_CHANNEL_LIST_TO_HOST_SUPPORT = 236, /* Indicates firmware supports sending roam scan channel list to host */
 
 
     /******* ADD NEW SERVICES HERE *******/
diff --git a/fw/wmi_tlv_defs.h b/fw/wmi_tlv_defs.h
index 6414c94c67..ace268fd7d 100644
--- a/fw/wmi_tlv_defs.h
+++ b/fw/wmi_tlv_defs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2010-2020 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -1044,6 +1044,8 @@ typedef enum {
     WMITLV_TAG_STRUC_wmi_vdev_set_pcl_cmd_fixed_param,
     WMITLV_TAG_STRUC_wmi_peer_create_conf_event_fixed_param,
     WMITLV_TAG_STRUC_wmi_pdev_multiple_vdev_restart_resp_event_fixed_param,
+    WMITLV_TAG_STRUC_wmi_roam_get_scan_channel_list_cmd_fixed_param,
+    WMITLV_TAG_STRUC_wmi_roam_scan_channel_list_event_fixed_param,
 } WMITLV_TAG_ID;
 
 /*
@@ -1471,6 +1473,7 @@ typedef enum {
     OP(WMI_VDEV_AUDIO_SYNC_TRIGGER_CMDID) \
     OP(WMI_VDEV_AUDIO_SYNC_QTIMER_CMDID) \
     OP(WMI_VDEV_SET_PCL_CMDID) \
+    OP(WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID) \
     /* add new CMD_LIST elements above this line */
 
 
@@ -1714,6 +1717,7 @@ typedef enum {
     OP(WMI_VDEV_AUDIO_SYNC_Q_MASTER_SLAVE_OFFSET_EVENTID) \
     OP(WMI_PEER_CREATE_CONF_EVENTID) \
     OP(WMI_PDEV_MULTIPLE_VDEV_RESTART_RESP_EVENTID) \
+    OP(WMI_ROAM_SCAN_CHANNEL_LIST_EVENTID) \
     /* add new EVT_LIST elements above this line */
 
 
@@ -4273,6 +4277,11 @@ WMITLV_CREATE_PARAM_STRUC(WMI_VDEV_AUDIO_SYNC_QTIMER_CMDID);
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_UINT32, A_UINT32, channel_weight, WMITLV_SIZE_VAR)
 WMITLV_CREATE_PARAM_STRUC(WMI_VDEV_SET_PCL_CMDID);
 
+/* Get roam scan channel list */
+#define WMITLV_TABLE_WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID(id,op,buf,len) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_roam_get_scan_channel_list_cmd_fixed_param, wmi_roam_get_scan_channel_list_cmd_fixed_param, fixed_param, WMITLV_SIZE_FIX)
+WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID);
+
 
 /************************** TLV definitions of WMI events *******************************/
 
@@ -5748,6 +5757,12 @@ WMITLV_CREATE_PARAM_STRUC(WMI_GET_CHANNEL_ANI_EVENTID);
     WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_UINT32, A_UINT32, vdev_ids_bitmap, WMITLV_SIZE_VAR)
 WMITLV_CREATE_PARAM_STRUC(WMI_PDEV_MULTIPLE_VDEV_RESTART_RESP_EVENTID);
 
+/* Roam scan channel list event */
+#define WMITLV_TABLE_WMI_ROAM_SCAN_CHANNEL_LIST_EVENTID(id,op,buf,len) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_roam_scan_channel_list_event_fixed_param, wmi_roam_scan_channel_list_event_fixed_param, fixed_param, WMITLV_SIZE_FIX) \
+    WMITLV_ELEM(id, op, buf, len, WMITLV_TAG_ARRAY_UINT32, A_UINT32, channel_list, WMITLV_SIZE_VAR)
+WMITLV_CREATE_PARAM_STRUC(WMI_ROAM_SCAN_CHANNEL_LIST_EVENTID);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 8b53dea107..53d4a65356 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2010-2020 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -728,6 +728,8 @@ typedef enum {
     WMI_ROAM_ENABLE_DISABLE_TRIGGER_REASON_CMDID,
     /** Pre-Authentication completion status command */
     WMI_ROAM_PREAUTH_STATUS_CMDID,
+    /** Command to get roam scan channels list */
+    WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID,
 
     /** offload scan specific commands */
     /** set offload scan AP profile   */
@@ -1603,6 +1605,8 @@ typedef enum {
     WMI_ROAM_PMKID_REQUEST_EVENTID,
     /** roam stats */
     WMI_ROAM_STATS_EVENTID,
+    /** Roam scan channels list */
+    WMI_ROAM_SCAN_CHANNEL_LIST_EVENTID,
 
     /** P2P disc found */
     WMI_P2P_DISC_EVENTID = WMI_EVT_GRP_START_ID(WMI_GRP_P2P),
@@ -12785,6 +12789,9 @@ typedef struct {
 #define WMI_ROAM_SCAN_CHAN_LIST_TYPE_NONE 0x1
 #define WMI_ROAM_SCAN_CHAN_LIST_TYPE_STATIC 0x2
 #define WMI_ROAM_SCAN_CHAN_LIST_TYPE_DYNAMIC 0x3
+
+#define WMI_ROAM_SCAN_LIST_FLAG_FLUSH 0x1 /* Flush roam scan channel list in FW */
+
 /**
  * TLV for roaming channel list
  */
@@ -12796,6 +12803,7 @@ typedef struct {
     A_UINT32 chan_list_type;
     /** # if channels to scan */
     A_UINT32 num_chan;
+    A_UINT32 flags; /* refer to WMI_ROAM_SCAN_LIST_FLAG_xxx defs */
 /**
  * TLV (tag length value) parameters follow the wmi_roam_chan_list
  * structure. The TLV's are:
@@ -25155,6 +25163,7 @@ static INLINE A_UINT8 *wmi_id_to_name(A_UINT32 wmi_command)
         WMI_RETURN_STRING(WMI_AUDIO_AGGR_SET_GROUP_PROBE_CMDID);
         WMI_RETURN_STRING(WMI_VDEV_AUDIO_SYNC_TRIGGER_CMDID);
         WMI_RETURN_STRING(WMI_VDEV_AUDIO_SYNC_QTIMER_CMDID);
+        WMI_RETURN_STRING(WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID);
     }
 
     return "Invalid WMI cmd";
@@ -26832,6 +26841,32 @@ typedef struct {
     A_UINT32 roam_scan_trigger_count; /* Number of roam scans triggered */
 } wmi_roam_stats_event_fixed_param;
 
+typedef struct {
+    A_UINT32 tlv_header; /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_roam_get_scan_channel_list_cmd_fixed_param */
+    A_UINT32 vdev_id;
+} wmi_roam_get_scan_channel_list_cmd_fixed_param;
+
+typedef struct {
+    A_UINT32 tlv_header; /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_roam_scan_channel_list_event_fixed_param */
+    A_UINT32 vdev_id;
+    wmi_ssid ssid; /* SSID of connected AP */
+    /*
+     * This event can be sent as a response to
+     * WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID or
+     * can be sent asynchronously during disconnection.
+     * command_response = 1, when it is sent as a response to
+     *                       WMI_ROAM_GET_SCAN_CHANNEL_LIST_CMDID
+     *                  = 0, for other cases
+     */
+    A_UINT32 command_response;
+/*
+ * This fixed_param TLV is followed by the below TLVs:
+ *
+ * List of roam scan channel frequencies in MHz
+ * A_UINT32 channel_list[];
+ */
+} wmi_roam_scan_channel_list_event_fixed_param;
+
 typedef struct {
     A_UINT32 tlv_header;    /* TLV tag and len; tag equals wmi_txpower_query_cmd_fixed_param  */
     A_UINT32 request_id;    /* unique request ID to distinguish the command / event set */
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 236f6bf36b..df09257d97 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2019 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2012-2020 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -36,7 +36,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 762
+#define __WMI_REVISION_ 763
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work