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CEC: Stop ARC if hotplug event is asserted low

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Updated to stop ARC as specified in HEAC 2.4 transmission condition.

Bug: 19170947
Change-Id: Ibf797ce3b49f32561ef0c36b6874e7ebe19ed65a
This commit is contained in:
Jinsuk Kim
2015-01-28 17:38:28 +09:00
parent 7640d9895c
commit 2ee0d6f44d
1 changed files with 13 additions and 0 deletions
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13
services/core/java/com/android/server/hdmi/HdmiCecLocalDeviceTv.java
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@@ -34,6 +34,7 @@ import android.annotation.Nullable;
import android.content.Context; import android.content.Context;
import android.hardware.hdmi.HdmiControlManager; import android.hardware.hdmi.HdmiControlManager;
import android.hardware.hdmi.HdmiDeviceInfo; import android.hardware.hdmi.HdmiDeviceInfo;
import android.hardware.hdmi.HdmiPortInfo;
import android.hardware.hdmi.HdmiRecordSources; import android.hardware.hdmi.HdmiRecordSources;
import android.hardware.hdmi.HdmiTimerRecordSources; import android.hardware.hdmi.HdmiTimerRecordSources;
import android.hardware.hdmi.IHdmiControlCallback; import android.hardware.hdmi.IHdmiControlCallback;
@@ -878,6 +879,17 @@ final class HdmiCecLocalDeviceTv extends HdmiCecLocalDevice {
return oldStatus; return oldStatus;
} }
@ServiceThreadOnly
private void updateArcFeatureStatus(int portId, boolean isConnected) {
assertRunOnServiceThread();
// HEAC 2.4, HEACT 5-15
// Should not activate ARC if +5V status is false.
HdmiPortInfo portInfo = mService.getPortInfo(portId);
if (portInfo.isArcSupported()) {
changeArcFeatureEnabled(isConnected);
}
}
private void notifyArcStatusToAudioService(boolean enabled) { private void notifyArcStatusToAudioService(boolean enabled) {
// Note that we don't set any name to ARC. // Note that we don't set any name to ARC.
mService.getAudioManager().setWiredDeviceConnectionState( mService.getAudioManager().setWiredDeviceConnectionState(
@@ -1509,6 +1521,7 @@ final class HdmiCecLocalDeviceTv extends HdmiCecLocalDevice {
// It covers seq #40, #43. // It covers seq #40, #43.
hotplugActions.get(0).pollAllDevicesNow(); hotplugActions.get(0).pollAllDevicesNow();
} }
updateArcFeatureStatus(portId, connected);
} }
private void removeCecSwitches(int portId) { private void removeCecSwitches(int portId) {