commit 3b3cbb5325e1a8bce09200644b5667fb321d9b90
author Jorim Jaggi <jjaggi@google.com> Thu Sep 24 17:35:58 2015 -0700
committer Jorim Jaggi <jjaggi@google.com> Fri Sep 25 01:30:56 2015 +0000
tree a05a9a9f5bf7cefb988a7ace3a8e992e875ec29c
parent ad26dc5f15d6ac13741ad8724c25ef8c58e73e81

Do not issue config change command when not needed

This caused a but where WindowManager was blocked on this to perform a
layout, leading to delays in screen wake-ups.

Bug: 24383169
Change-Id: I42bc08dae9057060f09c301328bb4839a970c597

services/core/java/com/android/server/display/LocalDisplayAdapter.java

diff --git a/services/core/java/com/android/server/display/LocalDisplayAdapter.java b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
index be37f52..088d96e 100644
--- a/services/core/java/com/android/server/display/LocalDisplayAdapter.java
+++ b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
@@ -544,7 +544,7 @@
                     physIndex = findDisplayInfoIndexLocked(colorTransformId, modeId);
                 }
             }
-            if (physIndex > 0 && mActivePhysIndex == physIndex) {
+            if (mActivePhysIndex == physIndex) {
                 return;
             }
             SurfaceControl.setActiveConfig(getDisplayTokenLocked(), physIndex);