diff --git a/services/inputflinger/dispatcher/Entry.cpp b/services/inputflinger/dispatcher/Entry.cpp
index 5270b8a..6ed9593 100644
--- a/services/inputflinger/dispatcher/Entry.cpp
+++ b/services/inputflinger/dispatcher/Entry.cpp
@@ -296,12 +296,13 @@
 volatile int32_t DispatchEntry::sNextSeqAtomic;
 
 DispatchEntry::DispatchEntry(std::shared_ptr<EventEntry> eventEntry, int32_t targetFlags,
-                             ui::Transform transform, float globalScaleFactor)
+                             ui::Transform transform, float globalScaleFactor, vec2 displaySize)
       : seq(nextSeq()),
         eventEntry(std::move(eventEntry)),
         targetFlags(targetFlags),
         transform(transform),
         globalScaleFactor(globalScaleFactor),
+        displaySize(displaySize),
         deliveryTime(0),
         resolvedAction(0),
         resolvedFlags(0) {}
diff --git a/services/inputflinger/dispatcher/Entry.h b/services/inputflinger/dispatcher/Entry.h
index f3ef64b..45c5e24 100644
--- a/services/inputflinger/dispatcher/Entry.h
+++ b/services/inputflinger/dispatcher/Entry.h
@@ -215,6 +215,7 @@
     int32_t targetFlags;
     ui::Transform transform;
     float globalScaleFactor;
+    vec2 displaySize;
     // Both deliveryTime and timeoutTime are only populated when the entry is sent to the app,
     // and will be undefined before that.
     nsecs_t deliveryTime; // time when the event was actually delivered
@@ -227,7 +228,7 @@
     int32_t resolvedFlags;
 
     DispatchEntry(std::shared_ptr<EventEntry> eventEntry, int32_t targetFlags,
-                  ui::Transform transform, float globalScaleFactor);
+                  ui::Transform transform, float globalScaleFactor, vec2 displaySize);
 
     inline bool hasForegroundTarget() const { return targetFlags & InputTarget::FLAG_FOREGROUND; }
 
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 27443b0..16cb7d7 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -339,14 +339,16 @@
             // values do not represent on-screen coordinates, so they should not have any window
             // transformations applied to them.
             return std::make_unique<DispatchEntry>(eventEntry, inputTargetFlags, identityTransform,
-                                                   1.0f /*globalScaleFactor*/);
+                                                   1.0f /*globalScaleFactor*/,
+                                                   inputTarget.displaySize);
         }
     }
 
     if (inputTarget.useDefaultPointerTransform()) {
         const ui::Transform& transform = inputTarget.getDefaultPointerTransform();
         return std::make_unique<DispatchEntry>(eventEntry, inputTargetFlags, transform,
-                                               inputTarget.globalScaleFactor);
+                                               inputTarget.globalScaleFactor,
+                                               inputTarget.displaySize);
     }
 
     ALOG_ASSERT(eventEntry->type == EventEntry::Type::MOTION);
@@ -397,7 +399,8 @@
 
     std::unique_ptr<DispatchEntry> dispatchEntry =
             std::make_unique<DispatchEntry>(std::move(combinedMotionEntry), inputTargetFlags,
-                                            firstPointerTransform, inputTarget.globalScaleFactor);
+                                            firstPointerTransform, inputTarget.globalScaleFactor,
+                                            inputTarget.displaySize);
     return dispatchEntry;
 }
 
@@ -2402,6 +2405,8 @@
         inputTarget.inputChannel = inputChannel;
         inputTarget.flags = targetFlags;
         inputTarget.globalScaleFactor = windowInfo->globalScaleFactor;
+        inputTarget.displaySize =
+                vec2(windowHandle->getInfo()->displayWidth, windowHandle->getInfo()->displayHeight);
         inputTargets.push_back(inputTarget);
         it = inputTargets.end() - 1;
     }
@@ -3107,6 +3112,8 @@
                                                      motionEntry.xPrecision, motionEntry.yPrecision,
                                                      motionEntry.xCursorPosition,
                                                      motionEntry.yCursorPosition,
+                                                     dispatchEntry->displaySize.x,
+                                                     dispatchEntry->displaySize.y,
                                                      motionEntry.downTime, motionEntry.eventTime,
                                                      motionEntry.pointerCount,
                                                      motionEntry.pointerProperties, usingCoords);
@@ -3819,7 +3826,8 @@
                              args->action, args->actionButton, args->flags, args->edgeFlags,
                              args->metaState, args->buttonState, args->classification, transform,
                              args->xPrecision, args->yPrecision, args->xCursorPosition,
-                             args->yCursorPosition, args->downTime, args->eventTime,
+                             args->yCursorPosition, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+                             AMOTION_EVENT_INVALID_DISPLAY_SIZE, args->downTime, args->eventTime,
                              args->pointerCount, args->pointerProperties, args->pointerCoords);
 
             policyFlags |= POLICY_FLAG_FILTERED;
diff --git a/services/inputflinger/dispatcher/InputTarget.h b/services/inputflinger/dispatcher/InputTarget.h
index debf805..2543852 100644
--- a/services/inputflinger/dispatcher/InputTarget.h
+++ b/services/inputflinger/dispatcher/InputTarget.h
@@ -100,6 +100,9 @@
     // (ignored for KeyEvents)
     float globalScaleFactor = 1.0f;
 
+    // Display-size in its natural rotation. Used for compatibility transform of raw coordinates.
+    vec2 displaySize = {AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE};
+
     // The subset of pointer ids to include in motion events dispatched to this input target
     // if FLAG_SPLIT is set.
     BitSet32 pointerIds;