CEC Standby messages when going to sleep (348f4982) · Commits · e / os / android_frameworks_base

core/java/android/hardware/hdmi/HdmiControlManager.java

+34 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import android.annotation.RequiresFeature;
		import android.annotation.RequiresPermission;
		import android.annotation.SdkConstant;
		import android.annotation.SdkConstant.SdkConstantType;
		import android.annotation.StringDef;
		import android.annotation.SuppressLint;
		import android.annotation.SystemApi;
		import android.annotation.SystemService;
		@@ -39,6 +40,8 @@ import android.util.Log;
		import com.android.internal.annotations.GuardedBy;
		import com.android.internal.util.ConcurrentUtils;

		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.util.ArrayList;
		import java.util.List;
		import java.util.Objects;
		@@ -318,6 +321,37 @@ public final class HdmiControlManager {
		/** The HdmiControlService will be disabled to standby. */
		public static final int CONTROL_STATE_CHANGED_REASON_STANDBY = 3;

		// -- Which devices the playback device can send a <Standby> message to upon going to sleep.
		/**
		* Send <Standby> to TV only.
		*
		* @hide
		*/
		public static final String SEND_STANDBY_ON_SLEEP_TO_TV = "to_tv";
		/**
		* Broadcast <Standby> to all devices in the network.
		*
		* @hide
		*/
		public static final String SEND_STANDBY_ON_SLEEP_BROADCAST = "broadcast";
		/**
		* Don't send any <Standby> message.
		*
		* @hide
		*/
		public static final String SEND_STANDBY_ON_SLEEP_NONE = "none";
		/**
		* @hide
		*/
		@StringDef({
		SEND_STANDBY_ON_SLEEP_TO_TV,
		SEND_STANDBY_ON_SLEEP_BROADCAST,
		SEND_STANDBY_ON_SLEEP_NONE
		})
		@Retention(RetentionPolicy.SOURCE)
		public @interface StandbyBehavior {
		}

		// True if we have a logical device of type playback hosted in the system.
		private final boolean mHasPlaybackDevice;
		// True if we have a logical device of type TV hosted in the system.

core/java/android/provider/Settings.java

100755 → 100644

+15 −0

Original line number	Diff line number	Diff line
		@@ -9793,6 +9793,21 @@ public final class Settings {
		public static final String HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED =
		"hdmi_control_auto_device_off_enabled";

		/**
		* Property to decide which devices the playback device can send a <Standby> message to upon
		* going to sleep. Supported values are:
		* <ul>
		* <li>{@link HdmiControlManager#SEND_STANDBY_ON_SLEEP_TO_TV} to TV only.</li>
		* <li>{@link HdmiControlManager#SEND_STANDBY_ON_SLEEP_BROADCAST} to all devices in the
		* network.</li>
		* <li>{@link HdmiControlManager#SEND_STANDBY_ON_SLEEP_NONE} no <Standby> message sent.</li>
		* </ul>
		*
		* @hide
		*/
		public static final String HDMI_CONTROL_SEND_STANDBY_ON_SLEEP =
		"hdmi_control_send_standby_on_sleep";

		/**
		* Whether or not media is shown automatically when bypassing as a heads up.
		* @hide

packages/SettingsProvider/test/src/android/provider/SettingsBackupTest.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -297,6 +297,7 @@ public class SettingsBackupTest {
		Settings.Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED,
		Settings.Global.HDMI_CONTROL_AUTO_WAKEUP_ENABLED,
		Settings.Global.HDMI_CONTROL_ENABLED,
		Settings.Global.HDMI_CONTROL_SEND_STANDBY_ON_SLEEP,
		Settings.Global.HDMI_CONTROL_VOLUME_CONTROL_ENABLED,
		Settings.Global.HDMI_SYSTEM_AUDIO_CONTROL_ENABLED,
		Settings.Global.HEADS_UP_NOTIFICATIONS_ENABLED,

services/core/java/com/android/server/hdmi/HdmiCecLocalDevicePlayback.java

+28 −2

Original line number	Diff line number	Diff line
		@@ -85,6 +85,14 @@ public class HdmiCecLocalDevicePlayback extends HdmiCecLocalDeviceSource {
		// The option is false by default. Update settings db as well to have the right
		// initial setting on UI.
		mService.writeBooleanSetting(Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED, mAutoTvOff);

		// Initialize settings database with System Property value. This will be the initial
		// setting on the UI. If no System Property is set, the option is set to to_tv by default.
		mService.writeStringSetting(Global.HDMI_CONTROL_SEND_STANDBY_ON_SLEEP,
		mService.readStringSetting(Global.HDMI_CONTROL_SEND_STANDBY_ON_SLEEP,
		HdmiProperties.send_standby_on_sleep().orElse(
		HdmiProperties.send_standby_on_sleep_values.TO_TV).name()
		.toLowerCase()));
		}

		@Override
		@@ -188,9 +196,27 @@ public class HdmiCecLocalDevicePlayback extends HdmiCecLocalDeviceSource {
		}
		switch (standbyAction) {
		case HdmiControlService.STANDBY_SCREEN_OFF:
		// Get latest setting value
		@HdmiControlManager.StandbyBehavior
		String sendStandbyOnSleep = mService.readStringSetting(
		Global.HDMI_CONTROL_SEND_STANDBY_ON_SLEEP,
		HdmiProperties.send_standby_on_sleep().orElse(
		HdmiProperties.send_standby_on_sleep_values.TO_TV).name()
		.toLowerCase());
		switch (sendStandbyOnSleep) {
		case HdmiControlManager.SEND_STANDBY_ON_SLEEP_TO_TV:
		mService.sendCecCommand(
		HdmiCecMessageBuilder.buildStandby(mAddress, Constants.ADDR_TV));
		break;
		case HdmiControlManager.SEND_STANDBY_ON_SLEEP_BROADCAST:
		mService.sendCecCommand(
		HdmiCecMessageBuilder.buildStandby(mAddress,
		Constants.ADDR_BROADCAST));
		break;
		case HdmiControlManager.SEND_STANDBY_ON_SLEEP_NONE:
		break;
		}
		break;
		case HdmiControlService.STANDBY_SHUTDOWN:
		// ACTION_SHUTDOWN is taken as a signal to power off all the devices.
		mService.sendCecCommand(

services/core/java/com/android/server/hdmi/HdmiControlService.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -772,6 +772,11 @@ public class HdmiControlService extends SystemService {
		return content;
		}

		void writeStringSetting(String key, String value) {
		ContentResolver cr = getContext().getContentResolver();
		Global.putString(cr, key, value);
		}

		private void initializeCec(int initiatedBy) {
		mAddressAllocated = false;
		mCecController.setOption(OptionKey.SYSTEM_CEC_CONTROL, true);