diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index a0748b4b515ee..e6714b48c2777 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -4196,6 +4196,8 @@ public class PhoneWindowManager implements WindowManagerPolicy {
         mCameraGestureTriggered = true;
         if (mRequestedOrSleepingDefaultDisplay) {
             mCameraGestureTriggeredDuringGoingToSleep = true;
+            // Wake device up early to prevent display doing redundant turning off/on stuff.
+            wakeUpFromPowerKey(event.getDownTime());
         }
         return true;
     }