Merge changes from topic "bt-hearing-aid" (67203a82) · Commits · e / os / android_packages_services_Telecomm

src/com/android/server/telecom/CallAudioRouteStateMachine.java

+9 −2

Original line number	Diff line number	Diff line
		@@ -308,6 +308,12 @@ public class CallAudioRouteStateMachine extends StateMachine {
		mHasUserExplicitlyLeftBluetooth = false;
		return NOT_HANDLED;
		case SWITCH_FOCUS:
		// Perform BT hearing aid active device caching/restoration
		if (mAudioFocusType != NO_FOCUS && msg.arg1 == NO_FOCUS) {
		mBluetoothRouteManager.restoreHearingAidDevice();
		} else if (mAudioFocusType == NO_FOCUS && msg.arg1 != NO_FOCUS) {
		mBluetoothRouteManager.cacheHearingAidDevice();
		}
		mAudioFocusType = msg.arg1;
		return NOT_HANDLED;
		default:
		@@ -806,7 +812,8 @@ public class CallAudioRouteStateMachine extends StateMachine {
		return HANDLED;
		case SWITCH_FOCUS:
		if (msg.arg1 == NO_FOCUS) {
		setBluetoothOff();
		// Only disconnect SCO audio here instead of routing away from BT entirely.
		mBluetoothRouteManager.disconnectSco();
		reinitialize();
		} else if (msg.arg1 == RINGING_FOCUS
		&& !mBluetoothRouteManager.isInbandRingingEnabled()) {
		@@ -1268,7 +1275,7 @@ public class CallAudioRouteStateMachine extends StateMachine {
		*/
		private int mDeviceSupportedRoutes;
		private int mAvailableRoutes;
		private int mAudioFocusType;
		private int mAudioFocusType = NO_FOCUS;
		private boolean mWasOnSpeaker;
		private boolean mIsMuted;

src/com/android/server/telecom/bluetooth/BluetoothDeviceManager.java

+159 −35

Original line number	Diff line number	Diff line
		@@ -18,27 +18,22 @@ package com.android.server.telecom.bluetooth;

		import android.bluetooth.BluetoothDevice;
		import android.bluetooth.BluetoothHeadset;
		import android.bluetooth.BluetoothManager;
		import android.bluetooth.BluetoothHearingAid;
		import android.bluetooth.BluetoothProfile;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.telecom.Log;

		import com.android.server.telecom.BluetoothAdapterProxy;
		import com.android.server.telecom.BluetoothHeadsetProxy;
		import com.android.server.telecom.TelecomSystem;

		import java.util.ArrayList;
		import java.util.Collection;
		import java.util.Collections;
		import java.util.LinkedHashMap;
		import java.util.LinkedHashSet;
		import java.util.LinkedList;
		import java.util.List;
		import java.util.Map;
		import java.util.Objects;
		import java.util.stream.Collectors;
		import java.util.Set;

		public class BluetoothDeviceManager {
		private final BluetoothProfile.ServiceListener mBluetoothProfileServiceListener =
		@@ -52,8 +47,12 @@ public class BluetoothDeviceManager {
		mBluetoothHeadsetService =
		new BluetoothHeadsetProxy((BluetoothHeadset) proxy);
		Log.i(this, "- Got BluetoothHeadset: " + mBluetoothHeadsetService);
		} else if (profile == BluetoothProfile.HEARING_AID) {
		mBluetoothHearingAidService = (BluetoothHearingAid) proxy;
		Log.i(this, "- Got BluetoothHearingAid: "
		+ mBluetoothHearingAidService);
		} else {
		Log.w(this, "Connected to non-headset bluetooth service." +
		Log.w(this, "Connected to non-requested bluetooth service." +
		" Not changing bluetooth headset.");
		}
		}
		@@ -67,12 +66,25 @@ public class BluetoothDeviceManager {
		Log.startSession("BMSL.oSD");
		try {
		synchronized (mLock) {
		LinkedHashMap<String, BluetoothDevice> lostServiceDevices;
		if (profile == BluetoothProfile.HEADSET) {
		mBluetoothHeadsetService = null;
		Log.i(BluetoothDeviceManager.this, "Lost BluetoothHeadset service. " +
		Log.i(BluetoothDeviceManager.this,
		"Lost BluetoothHeadset service. " +
		"Removing all tracked devices.");
		lostServiceDevices = mHfpDevicesByAddress;
		} else if (profile == BluetoothProfile.HEARING_AID) {
		mBluetoothHearingAidService = null;
		Log.i(BluetoothDeviceManager.this,
		"Lost BluetoothHearingAid service. " +
		"Removing all tracked devices.");
		lostServiceDevices = mHearingAidDevicesByAddress;
		} else {
		return;
		}
		List<BluetoothDevice> devicesToRemove = new LinkedList<>(
		mConnectedDevicesByAddress.values());
		mConnectedDevicesByAddress.clear();
		lostServiceDevices.values());
		lostServiceDevices.clear();
		for (BluetoothDevice device : devicesToRemove) {
		mBluetoothRouteManager.onDeviceLost(device.getAddress());
		}
		@@ -83,7 +95,11 @@ public class BluetoothDeviceManager {
		}
		};

		private final LinkedHashMap<String, BluetoothDevice> mConnectedDevicesByAddress =
		private final LinkedHashMap<String, BluetoothDevice> mHfpDevicesByAddress =
		new LinkedHashMap<>();
		private final LinkedHashMap<String, BluetoothDevice> mHearingAidDevicesByAddress =
		new LinkedHashMap<>();
		private final LinkedHashMap<BluetoothDevice, Long> mHearingAidDeviceSyncIds =
		new LinkedHashMap<>();

		// This lock only protects internal state -- it doesn't lock on anything going into Telecom.
		@@ -91,12 +107,15 @@ public class BluetoothDeviceManager {

		private BluetoothRouteManager mBluetoothRouteManager;
		private BluetoothHeadsetProxy mBluetoothHeadsetService;
		private BluetoothHearingAid mBluetoothHearingAidService;
		private BluetoothDevice mBluetoothHearingAidActiveDeviceCache;

		public BluetoothDeviceManager(Context context, BluetoothAdapterProxy bluetoothAdapter) {

		if (bluetoothAdapter != null) {
		bluetoothAdapter.getProfileProxy(context, mBluetoothProfileServiceListener,
		BluetoothProfile.HEADSET);
		bluetoothAdapter.getProfileProxy(context, mBluetoothProfileServiceListener,
		BluetoothProfile.HEARING_AID);
		}
		}

		@@ -106,58 +125,163 @@ public class BluetoothDeviceManager {

		public int getNumConnectedDevices() {
		synchronized (mLock) {
		return mConnectedDevicesByAddress.size();
		return mHfpDevicesByAddress.size() + mHearingAidDevicesByAddress.size();
		}
		}

		public Collection<BluetoothDevice> getConnectedDevices() {
		synchronized (mLock) {
		return Collections.unmodifiableCollection(
		new ArrayList<>(mConnectedDevicesByAddress.values()));
		ArrayList<BluetoothDevice> result = new ArrayList<>(mHfpDevicesByAddress.values());
		result.addAll(mHearingAidDevicesByAddress.values());
		return Collections.unmodifiableCollection(result);
		}
		}

		public String getMostRecentlyConnectedDevice(String excludeAddress) {
		String result = null;
		// Same as getConnectedDevices except it filters out the hearing aid devices that are linked
		// together by their hiSyncId.
		public Collection<BluetoothDevice> getUniqueConnectedDevices() {
		ArrayList<BluetoothDevice> result = new ArrayList<>(mHfpDevicesByAddress.values());
		Set<Long> seenHiSyncIds = new LinkedHashSet<>();
		// Add the left-most active device to the seen list so that we match up with the list
		// generated in BluetoothRouteManager.
		if (mBluetoothHearingAidService != null) {
		for (BluetoothDevice device : mBluetoothHearingAidService.getActiveDevices()) {
		if (device != null) {
		result.add(device);
		seenHiSyncIds.add(mHearingAidDeviceSyncIds.getOrDefault(device, -1L));
		break;
		}
		}
		}
		synchronized (mLock) {
		for (String addr : mConnectedDevicesByAddress.keySet()) {
		if (!Objects.equals(addr, excludeAddress)) {
		result = addr;
		for (BluetoothDevice d : mHearingAidDevicesByAddress.values()) {
		long hiSyncId = mHearingAidDeviceSyncIds.getOrDefault(d, -1L);
		if (seenHiSyncIds.contains(hiSyncId)) {
		continue;
		}
		result.add(d);
		seenHiSyncIds.add(hiSyncId);
		}
		}
		return result;
		return Collections.unmodifiableCollection(result);
		}

		public BluetoothHeadsetProxy getHeadsetService() {
		return mBluetoothHeadsetService;
		}

		public BluetoothHearingAid getHearingAidService() {
		return mBluetoothHearingAidService;
		}

		public void setHeadsetServiceForTesting(BluetoothHeadsetProxy bluetoothHeadset) {
		mBluetoothHeadsetService = bluetoothHeadset;
		}

		public BluetoothDevice getDeviceFromAddress(String address) {
		synchronized (mLock) {
		return mConnectedDevicesByAddress.get(address);
		}
		public void setHearingAidServiceForTesting(BluetoothHearingAid bluetoothHearingAid) {
		mBluetoothHearingAidService = bluetoothHearingAid;
		}

		void onDeviceConnected(BluetoothDevice device) {
		void onDeviceConnected(BluetoothDevice device, boolean isHearingAid) {
		synchronized (mLock) {
		if (!mConnectedDevicesByAddress.containsKey(device.getAddress())) {
		mConnectedDevicesByAddress.put(device.getAddress(), device);
		LinkedHashMap<String, BluetoothDevice> targetDeviceMap;
		if (isHearingAid) {
		long hiSyncId = mBluetoothHearingAidService.getHiSyncId(device);
		mHearingAidDeviceSyncIds.put(device, hiSyncId);
		targetDeviceMap = mHearingAidDevicesByAddress;
		} else {
		targetDeviceMap = mHfpDevicesByAddress;
		}
		if (!targetDeviceMap.containsKey(device.getAddress())) {
		targetDeviceMap.put(device.getAddress(), device);
		mBluetoothRouteManager.onDeviceAdded(device.getAddress());
		}
		}
		}

		void onDeviceDisconnected(BluetoothDevice device) {
		void onDeviceDisconnected(BluetoothDevice device, boolean isHearingAid) {
		synchronized (mLock) {
		if (mConnectedDevicesByAddress.containsKey(device.getAddress())) {
		mConnectedDevicesByAddress.remove(device.getAddress());
		LinkedHashMap<String, BluetoothDevice> targetDeviceMap;
		if (isHearingAid) {
		mHearingAidDeviceSyncIds.remove(device);
		targetDeviceMap = mHearingAidDevicesByAddress;
		} else {
		targetDeviceMap = mHfpDevicesByAddress;
		}
		if (targetDeviceMap.containsKey(device.getAddress())) {
		targetDeviceMap.remove(device.getAddress());
		mBluetoothRouteManager.onDeviceLost(device.getAddress());
		}
		}
		}

		public void disconnectAudio() {
		if (mBluetoothHearingAidService == null) {
		Log.w(this, "Trying to disconnect audio but no hearing aid service exists");
		} else {
		for (BluetoothDevice device : mBluetoothHearingAidService.getActiveDevices()) {
		if (device != null) {
		mBluetoothHearingAidService.setActiveDevice(null);
		}
		}
		}
		disconnectSco();
		}

		public void disconnectSco() {
		if (mBluetoothHeadsetService == null) {
		Log.w(this, "Trying to disconnect audio but no headset service exists.");
		} else {
		mBluetoothHeadsetService.disconnectAudio();
		}
		}

		// Connect audio to the bluetooth device at address, checking to see whether it's a hearing aid
		// or a HFP device, and using the proper BT API.
		public boolean connectAudio(String address) {
		if (mHearingAidDevicesByAddress.containsKey(address)) {
		if (mBluetoothHearingAidService == null) {
		Log.w(this, "Attempting to turn on audio when the hearing aid service is null");
		return false;
		}
		return mBluetoothHearingAidService.setActiveDevice(
		mHearingAidDevicesByAddress.get(address));
		} else if (mHfpDevicesByAddress.containsKey(address)) {
		BluetoothDevice device = mHfpDevicesByAddress.get(address);
		if (mBluetoothHeadsetService == null) {
		Log.w(this, "Attempting to turn on audio when the headset service is null");
		return false;
		}
		boolean success = mBluetoothHeadsetService.setActiveDevice(device);
		if (!success) {
		Log.w(this, "Couldn't set active device to %s", address);
		return false;
		}
		if (!mBluetoothHeadsetService.isAudioOn()) {
		return mBluetoothHeadsetService.connectAudio();
		}
		return true;
		} else {
		Log.w(this, "Attempting to turn on audio for a disconnected device");
		return false;
		}
		}

		public void cacheHearingAidDevice() {
		if (mBluetoothHearingAidService != null) {
		for (BluetoothDevice device : mBluetoothHearingAidService.getActiveDevices()) {
		if (device != null) {
		mBluetoothHearingAidActiveDeviceCache = device;
		}
		}
		}
		}

		public void restoreHearingAidDevice() {
		if (mBluetoothHearingAidActiveDeviceCache != null && mBluetoothHearingAidService != null) {
		mBluetoothHearingAidService.setActiveDevice(mBluetoothHearingAidActiveDeviceCache);
		mBluetoothHearingAidActiveDeviceCache = null;
		}
		}

		}

src/com/android/server/telecom/bluetooth/BluetoothRouteManager.java

+97 −88

File changed.

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src/com/android/server/telecom/bluetooth/BluetoothStateReceiver.java

+34 −11

Original line number	Diff line number	Diff line
		@@ -18,6 +18,8 @@ package com.android.server.telecom.bluetooth;

		import android.bluetooth.BluetoothDevice;
		import android.bluetooth.BluetoothHeadset;
		import android.bluetooth.BluetoothHearingAid;
		import android.bluetooth.BluetoothProfile;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		@@ -27,8 +29,8 @@ import android.telecom.Logging.Session;

		import com.android.internal.os.SomeArgs;

		import static com.android.server.telecom.bluetooth.BluetoothRouteManager.HFP_IS_ON;
		import static com.android.server.telecom.bluetooth.BluetoothRouteManager.HFP_LOST;
		import static com.android.server.telecom.bluetooth.BluetoothRouteManager.BT_AUDIO_IS_ON;
		import static com.android.server.telecom.bluetooth.BluetoothRouteManager.BT_AUDIO_LOST;


		public class BluetoothStateReceiver extends BroadcastReceiver {
		@@ -39,6 +41,8 @@ public class BluetoothStateReceiver extends BroadcastReceiver {
		INTENT_FILTER.addAction(BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED);
		INTENT_FILTER.addAction(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED);
		INTENT_FILTER.addAction(BluetoothHeadset.ACTION_ACTIVE_DEVICE_CHANGED);
		INTENT_FILTER.addAction(BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED);
		INTENT_FILTER.addAction(BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED);
		}

		// If not in a call, BSR won't listen to the Bluetooth stack's HFP on/off messages, since
		@@ -55,9 +59,11 @@ public class BluetoothStateReceiver extends BroadcastReceiver {
		case BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED:
		handleAudioStateChanged(intent);
		break;
		case BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED:
		case BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED:
		handleConnectionStateChanged(intent);
		break;
		case BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED:
		case BluetoothHeadset.ACTION_ACTIVE_DEVICE_CHANGED:
		handleActiveDeviceChanged(intent);
		break;
		@@ -91,10 +97,10 @@ public class BluetoothStateReceiver extends BroadcastReceiver {
		args.arg2 = device.getAddress();
		switch (bluetoothHeadsetAudioState) {
		case BluetoothHeadset.STATE_AUDIO_CONNECTED:
		mBluetoothRouteManager.sendMessage(HFP_IS_ON, args);
		mBluetoothRouteManager.sendMessage(BT_AUDIO_IS_ON, args);
		break;
		case BluetoothHeadset.STATE_AUDIO_DISCONNECTED:
		mBluetoothRouteManager.sendMessage(HFP_LOST, args);
		mBluetoothRouteManager.sendMessage(BT_AUDIO_LOST, args);
		break;
		}
		}
		@@ -114,19 +120,36 @@ public class BluetoothStateReceiver extends BroadcastReceiver {
		Log.i(LOG_TAG, "Device %s changed state to %d",
		device.getAddress(), bluetoothHeadsetState);

		if (bluetoothHeadsetState == BluetoothHeadset.STATE_CONNECTED) {
		mBluetoothDeviceManager.onDeviceConnected(device);
		} else if (bluetoothHeadsetState == BluetoothHeadset.STATE_DISCONNECTED
		\|\| bluetoothHeadsetState == BluetoothHeadset.STATE_DISCONNECTING) {
		mBluetoothDeviceManager.onDeviceDisconnected(device);
		boolean isHearingAid = BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED
		.equals(intent.getAction());
		if (bluetoothHeadsetState == BluetoothProfile.STATE_CONNECTED) {
		mBluetoothDeviceManager.onDeviceConnected(device, isHearingAid);
		} else if (bluetoothHeadsetState == BluetoothProfile.STATE_DISCONNECTED
		\|\| bluetoothHeadsetState == BluetoothProfile.STATE_DISCONNECTING) {
		mBluetoothDeviceManager.onDeviceDisconnected(device, isHearingAid);
		}
		}

		private void handleActiveDeviceChanged(Intent intent) {
		BluetoothDevice device =
		intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
		Log.i(LOG_TAG, "Device %s is now the preferred HFP device", device);
		mBluetoothRouteManager.onActiveDeviceChanged(device);
		boolean isHearingAid =
		BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED.equals(intent.getAction());
		Log.i(LOG_TAG, "Device %s is now the preferred BT device for %s", device,
		isHearingAid ? "heading aid" : "HFP");

		mBluetoothRouteManager.onActiveDeviceChanged(device, isHearingAid);
		if (isHearingAid) {
		Session session = Log.createSubsession();
		SomeArgs args = SomeArgs.obtain();
		args.arg1 = session;
		if (device == null) {
		mBluetoothRouteManager.sendMessage(BT_AUDIO_LOST, args);
		} else {
		args.arg2 = device.getAddress();
		mBluetoothRouteManager.sendMessage(BT_AUDIO_IS_ON, args);
		}
		}
		}

		public BluetoothStateReceiver(BluetoothDeviceManager deviceManager,

tests/src/com/android/server/telecom/tests/BluetoothDeviceManagerTest.java

+73 −37

File changed.

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