diff --git a/proto/src/wifi.proto b/proto/src/wifi.proto
index b29c992..bde6030 100644
--- a/proto/src/wifi.proto
+++ b/proto/src/wifi.proto
@@ -462,6 +462,9 @@
 
   // Hardware revision (EVT, DVT, PVT etc.)
   optional string hardware_revision = 124;
+
+  // Total wifi link layer usage data over the logging duration in ms.
+  optional WifiLinkLayerUsageStats wifi_link_layer_usage_stats = 125;
 }
 
 // Information that gets logged for every WiFi connection.
@@ -1536,3 +1539,20 @@
   // Num of installed Passpoint profile with same eap method
   optional int32 count = 2;
 }
+
+message WifiLinkLayerUsageStats {
+  // Total logging duration in ms.
+  optional int64 logging_duration_ms = 1;
+
+  // Total time the wifi radio is on in ms over the logging duration.
+  optional int64 radio_on_time_ms = 2;
+
+  // Total time the wifi radio is doing tx in ms over the logging duration.
+  optional int64 radio_tx_time_ms = 3;
+
+  // Total time the wifi radio is doing rx in ms over the logging duration.
+  optional int64 radio_rx_time_ms = 4;
+
+  // Total time the wifi radio is scanning in ms over the logging duration.
+  optional int64 radio_scan_time_ms = 5;
+}
\ No newline at end of file