Patches for Samsung Galaxy A7 (A700FD)

frameworks_base

From ba2a24a46dc048e12fb3dcdec98f1d9eb4a01af6 Mon Sep 17 00:00:00 2001
From: Pawit Pornkitprasan <p.pawit@gmail.com>
Date: Tue, 22 Mar 2016 01:21:48 -0400
Subject: [PATCH] Services: PowerManagerService: only turn on button light when
 any  button is pressed

* Also reduce the timeout to 2 seconds

This more closely emulates stock Samsung behavior

Change-Id: Ib98288dac8bfe9a8fb630f99fa74d13392c97e4f
Signed-off-by: Jackeagle <jackeagle102@gmail.com>
---
 .../java/com/android/server/power/PowerManagerService.java     | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index 1fd1fbd..e6a80cd 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -172,7 +172,7 @@ public final class PowerManagerService extends SystemService
     // Default setting for double tap to wake.
     private static final int DEFAULT_DOUBLE_TAP_TO_WAKE = 0;
 
-    private static final int BUTTON_ON_DURATION = 5 * 1000;
+    private static final int BUTTON_ON_DURATION = 2 * 1000;
 
     private static final float PROXIMITY_NEAR_THRESHOLD = 5.0f;
 
@@ -244,6 +244,7 @@ public final class PowerManagerService extends SystemService
     // Timestamp of the last call to user activity.
     private long mLastUserActivityTime;
     private long mLastUserActivityTimeNoChangeLights;
+    private long mLastButtonActivityTime;
 
     // Timestamp of last interactive power hint.
     private long mLastInteractivePowerHintTime;
@@ -1183,6 +1184,11 @@ public final class PowerManagerService extends SystemService
                     return true;
                 }
             } else {
+                if (eventTime > mLastButtonActivityTime && (event & PowerManager.USER_ACTIVITY_EVENT_BUTTON) != 0) {
+                    mLastButtonActivityTime = eventTime;
+                    mDirty |= DIRTY_USER_ACTIVITY;
+                }
+
                 if (eventTime > mLastUserActivityTime) {
                     mLastUserActivityTime = eventTime;
                     mDirty |= DIRTY_USER_ACTIVITY;
@@ -1716,7 +1722,7 @@ public final class PowerManagerService extends SystemService
                             mKeyboardLight.setBrightness(mKeyboardVisible ?
                                     keyboardBrightness : 0);
                             if (mButtonTimeout != 0
-                                    && now > mLastUserActivityTime + mButtonTimeout) {
+                                    && now > mLastButtonActivityTime + mButtonTimeout) {
                                 mButtonsLight.setBrightness(0);
                             } else {
                                 if (!mProximityPositive) {
-- 
2.5.0