Merge "audioservice: fix a2dp connection race condition" (e5688052) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/audio/AudioService.java

+37 −22

Original line number	Diff line number	Diff line
		@@ -236,7 +236,6 @@ public class AudioService extends IAudioService.Stub
		private static final int MSG_PERSIST_RINGER_MODE = 3;
		private static final int MSG_AUDIO_SERVER_DIED = 4;
		private static final int MSG_PLAY_SOUND_EFFECT = 5;
		private static final int MSG_BTA2DP_DOCK_TIMEOUT = 6;
		private static final int MSG_LOAD_SOUND_EFFECTS = 7;
		private static final int MSG_SET_FORCE_USE = 8;
		private static final int MSG_BT_HEADSET_CNCT_FAILED = 9;
		@@ -268,6 +267,7 @@ public class AudioService extends IAudioService.Stub
		private static final int MSG_A2DP_DEVICE_CONFIG_CHANGE = 103;
		private static final int MSG_DISABLE_AUDIO_FOR_UID = 104;
		private static final int MSG_SET_HEARING_AID_CONNECTION_STATE = 105;
		private static final int MSG_BTA2DP_DOCK_TIMEOUT = 106;
		// end of messages handled under wakelock

		private static final int BTA2DP_DOCK_TIMEOUT_MILLIS = 8000;
		@@ -4545,13 +4545,21 @@ public class AudioService extends IAudioService.Stub
		}
		synchronized (mLastDeviceConnectMsgTime) {
		long time = SystemClock.uptimeMillis() + delay;
		handler.sendMessageAtTime(handler.obtainMessage(msg, arg1, arg2, obj), time);
		if (msg == MSG_SET_WIRED_DEVICE_CONNECTION_STATE \|\|
		msg == MSG_SET_A2DP_SRC_CONNECTION_STATE \|\|

		if (msg == MSG_SET_A2DP_SRC_CONNECTION_STATE \|\|
		msg == MSG_SET_A2DP_SINK_CONNECTION_STATE \|\|
		msg == MSG_SET_HEARING_AID_CONNECTION_STATE) {
		msg == MSG_SET_HEARING_AID_CONNECTION_STATE \|\|
		msg == MSG_SET_WIRED_DEVICE_CONNECTION_STATE \|\|
		msg == MSG_A2DP_DEVICE_CONFIG_CHANGE \|\|
		msg == MSG_BTA2DP_DOCK_TIMEOUT) {
		if (mLastDeviceConnectMsgTime >= time) {
		// add a little delay to make sure messages are ordered as expected
		time = mLastDeviceConnectMsgTime + 30;
		}
		mLastDeviceConnectMsgTime = time;
		}

		handler.sendMessageAtTime(handler.obtainMessage(msg, arg1, arg2, obj), time);
		}
		}

		@@ -4713,6 +4721,13 @@ public class AudioService extends IAudioService.Stub
		} else {
		delay = 0;
		}

		if (DEBUG_DEVICES) {
		Log.d(TAG, "setBluetoothA2dpDeviceConnectionStateInt device: " + device
		+ " state: " + state + " delay(ms): " + delay
		+ " suppressNoisyIntent: " + suppressNoisyIntent);
		}

		queueMsgUnderWakeLock(mAudioHandler,
		(profile == BluetoothProfile.A2DP ?
		MSG_SET_A2DP_SINK_CONNECTION_STATE : MSG_SET_A2DP_SRC_CONNECTION_STATE),
		@@ -5615,6 +5630,7 @@ public class AudioService extends IAudioService.Stub
		synchronized (mConnectedDevices) {
		makeA2dpDeviceUnavailableNow( (String) msg.obj );
		}
		mAudioEventWakeLock.release();
		break;

		case MSG_SET_FORCE_USE:
		@@ -5845,6 +5861,9 @@ public class AudioService extends IAudioService.Stub

		// must be called synchronized on mConnectedDevices
		private void makeA2dpDeviceUnavailableNow(String address) {
		if (address == null) {
		return;
		}
		synchronized (mA2dpAvrcpLock) {
		mAvrcpAbsVolSupported = false;
		}
		@@ -5854,6 +5873,9 @@ public class AudioService extends IAudioService.Stub
		makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, address));
		// Remove A2DP routes as well
		setCurrentAudioRouteName(null);
		if (mDockAddress == address) {
		mDockAddress = null;
		}
		}

		// must be called synchronized on mConnectedDevices
		@@ -5865,9 +5887,12 @@ public class AudioService extends IAudioService.Stub
		mConnectedDevices.remove(
		makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, address));
		// send the delayed message to make the device unavailable later
		Message msg = mAudioHandler.obtainMessage(MSG_BTA2DP_DOCK_TIMEOUT, address);
		mAudioHandler.sendMessageDelayed(msg, delayMs);

		queueMsgUnderWakeLock(mAudioHandler,
		MSG_BTA2DP_DOCK_TIMEOUT,
		0,
		0,
		address,
		delayMs);
		}

		// must be called synchronized on mConnectedDevices
		@@ -5939,7 +5964,8 @@ public class AudioService extends IAudioService.Stub
		private void onSetA2dpSinkConnectionState(BluetoothDevice btDevice, int state, int a2dpVolume)
		{
		if (DEBUG_DEVICES) {
		Log.d(TAG, "onSetA2dpSinkConnectionState btDevice=" + btDevice+"state=" + state);
		Log.d(TAG, "onSetA2dpSinkConnectionState btDevice= " + btDevice+" state= " + state
		+ " is dock: "+btDevice.isBluetoothDock());
		}
		if (btDevice == null) {
		return;
		@@ -5976,7 +6002,7 @@ public class AudioService extends IAudioService.Stub
		} else {
		// this could be a connection of another A2DP device before the timeout of
		// a dock: cancel the dock timeout, and make the dock unavailable now
		if(hasScheduledA2dpDockTimeout()) {
		if (hasScheduledA2dpDockTimeout() && mDockAddress != null) {
		cancelA2dpDeviceTimeout();
		makeA2dpDeviceUnavailableNow(mDockAddress);
		}
		@@ -6195,17 +6221,6 @@ public class AudioService extends IAudioService.Stub
		}
		}

		if (mAudioHandler.hasMessages(MSG_SET_A2DP_SRC_CONNECTION_STATE) \|\|
		mAudioHandler.hasMessages(MSG_SET_A2DP_SINK_CONNECTION_STATE) \|\|
		mAudioHandler.hasMessages(MSG_SET_HEARING_AID_CONNECTION_STATE) \|\|
		mAudioHandler.hasMessages(MSG_SET_WIRED_DEVICE_CONNECTION_STATE)) {
		synchronized (mLastDeviceConnectMsgTime) {
		long time = SystemClock.uptimeMillis();
		if (mLastDeviceConnectMsgTime > time) {
		delay = (int)(mLastDeviceConnectMsgTime - time) + 30;
		}
		}
		}
		return delay;
		}