From 07ed99cece9820b4913f3a3064fc66cf3b72f7c2 Mon Sep 17 00:00:00 2001
From: Amy <amyjojo@google.com>
Date: Tue, 22 Oct 2019 18:33:53 -0700
Subject: [PATCH] Set SAM false when the AVR is standby to prevent reawaken the
 AVR

Test: manual
Bug: 140128102
Change-Id: Ibb5fb3e4c19c25ccaaf1dd91bffc98a8b8cd5430
---
 .../android/server/hdmi/HdmiCecLocalDeviceTv.java    | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
index 9a85f952446bf..a702ce517f404 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
@@ -1557,6 +1557,18 @@ final class HdmiCecLocalDeviceTv extends HdmiCecLocalDevice {
         if (!connected) {
             removeCecSwitches(portId);
         }
+
+        // Turning System Audio Mode off when the AVR is unlugged or standby.
+        // When the device is not unplugged but reawaken from standby, we check if the System
+        // Audio Control Feature is enabled or not then decide if turning SAM on/off accordingly.
+        if (getAvrDeviceInfo() != null && portId == getAvrDeviceInfo().getPortId()) {
+            if (!connected) {
+                setSystemAudioMode(false);
+            } else if (mSystemAudioControlFeatureEnabled != mService.isSystemAudioActivated()){
+                setSystemAudioMode(mSystemAudioControlFeatureEnabled);
+            }
+        }
+
         // Tv device will have permanent HotplugDetectionAction.
         List<HotplugDetectionAction> hotplugActions = getActions(HotplugDetectionAction.class);
         if (!hotplugActions.isEmpty()) {