diff --git a/CORE/SERVICES/COMMON/dbglog_id.h b/CORE/SERVICES/COMMON/dbglog_id.h
index 0cbfe9b..1c28f12 100644
--- a/CORE/SERVICES/COMMON/dbglog_id.h
+++ b/CORE/SERVICES/COMMON/dbglog_id.h
@@ -565,6 +565,9 @@
 #define BEACON_EVENT_EARLY_RX_SLEEP_SLOP            2
 #define BEACON_EVENT_EARLY_RX_CONT_BMISS_TIMEOUT    3
 #define BEACON_EVENT_EARLY_RX_PAUSE_SKIP_BCN_NUM    4
+#define BEACON_EVENT_EARLY_RX_CLK_DRIFT             5
+#define BEACON_EVENT_EARLY_RX_AP_DRIFT              6
+#define BEACON_EVENT_EARLY_RX_BCN_TYPE              7
 
 #define RATECTRL_DBGID_DEFINITION_START             0
 #define RATECTRL_DBGID_ASSOC                        1
diff --git a/CORE/SERVICES/COMMON/wmi_unified.h b/CORE/SERVICES/COMMON/wmi_unified.h
index 7e00d21..40ef999 100644
--- a/CORE/SERVICES/COMMON/wmi_unified.h
+++ b/CORE/SERVICES/COMMON/wmi_unified.h
@@ -2939,6 +2939,8 @@
     /** max rate in kpbs, transmit rate can't go beyond it */
     WMI_VDEV_PARAM_MAX_RATE,
 
+    /* enable/disable drift sample. 0: disable; 1: clk_drift; 2: ap_drift; 3 both clk and ap drift*/
+    WMI_VDEV_PARAM_EARLY_RX_DRIFT_SAMPLE,
 } WMI_VDEV_PARAM;
 
 enum wmi_pkt_type {