diff --git a/core/proto/android/server/windowmanagerservice.proto b/core/proto/android/server/windowmanagerservice.proto
index c882431c9366a..a1be865c0c160 100644
--- a/core/proto/android/server/windowmanagerservice.proto
+++ b/core/proto/android/server/windowmanagerservice.proto
@@ -406,6 +406,8 @@ message WindowStateProto {
     optional int64 finished_seamless_rotation_frame = 40;
     optional WindowFramesProto window_frames = 41;
     optional bool force_seamless_rotation = 42;
+    optional bool in_size_compat_mode = 43;
+    optional float global_scale = 44;
 }
 
 message IdentifierProto {
@@ -516,6 +518,7 @@ message WindowFramesProto {
     optional .android.graphics.RectProto visible_insets = 13 [deprecated=true];
     optional .android.graphics.RectProto stable_insets = 14 [deprecated=true];
     optional .android.graphics.RectProto outsets = 15;
+    optional .android.graphics.RectProto compat_frame = 16;
 }
 
 message InsetsSourceProviderProto {
diff --git a/services/core/java/com/android/server/wm/WindowFrames.java b/services/core/java/com/android/server/wm/WindowFrames.java
index 361694b325f9b..9245f8c3efe5e 100644
--- a/services/core/java/com/android/server/wm/WindowFrames.java
+++ b/services/core/java/com/android/server/wm/WindowFrames.java
@@ -16,6 +16,7 @@
 
 package com.android.server.wm;
 
+import static com.android.server.wm.WindowFramesProto.COMPAT_FRAME;
 import static com.android.server.wm.WindowFramesProto.CONTAINING_FRAME;
 import static com.android.server.wm.WindowFramesProto.DISPLAY_FRAME;
 import static com.android.server.wm.WindowFramesProto.FRAME;
@@ -177,7 +178,7 @@ public class WindowFrames {
         mDisplayFrame.dumpDebug(proto, DISPLAY_FRAME);
         mContainingFrame.dumpDebug(proto, CONTAINING_FRAME);
         mFrame.dumpDebug(proto, FRAME);
-
+        mCompatFrame.dumpDebug(proto, COMPAT_FRAME);
         proto.end(token);
     }
 
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index 3dfdedfec0d10..60e95e5cfd6e6 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -169,7 +169,9 @@ import static com.android.server.wm.WindowStateProto.DISPLAY_ID;
 import static com.android.server.wm.WindowStateProto.FINISHED_SEAMLESS_ROTATION_FRAME;
 import static com.android.server.wm.WindowStateProto.FORCE_SEAMLESS_ROTATION;
 import static com.android.server.wm.WindowStateProto.GIVEN_CONTENT_INSETS;
+import static com.android.server.wm.WindowStateProto.GLOBAL_SCALE;
 import static com.android.server.wm.WindowStateProto.HAS_SURFACE;
+import static com.android.server.wm.WindowStateProto.IN_SIZE_COMPAT_MODE;
 import static com.android.server.wm.WindowStateProto.IS_ON_SCREEN;
 import static com.android.server.wm.WindowStateProto.IS_READY_FOR_DISPLAY;
 import static com.android.server.wm.WindowStateProto.IS_VISIBLE;
@@ -4002,6 +4004,8 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
         proto.write(PENDING_SEAMLESS_ROTATION, mPendingSeamlessRotate != null);
         proto.write(FINISHED_SEAMLESS_ROTATION_FRAME, mFinishSeamlessRotateFrameNumber);
         proto.write(FORCE_SEAMLESS_ROTATION, mForceSeamlesslyRotate);
+        proto.write(IN_SIZE_COMPAT_MODE, inSizeCompatMode());
+        proto.write(GLOBAL_SCALE, mGlobalScale);
         proto.end(token);
     }