am dae41869: Add WBS support on Bluedroid (5/6) (52814071) · Commits · e / os / android_packages_modules_Bluetooth

android/app/jni/com_android_bluetooth_hfp.cpp

+53 −0

Original line number	Diff line number	Diff line
		@@ -42,6 +42,7 @@ static jmethodID method_onVolumeChanged;
		static jmethodID method_onDialCall;
		static jmethodID method_onSendDtmf;
		static jmethodID method_onNoiceReductionEnable;
		static jmethodID method_onWBS;
		static jmethodID method_onAtChld;
		static jmethodID method_onAtCnum;
		static jmethodID method_onAtCind;
		@@ -67,6 +68,19 @@ static bool checkCallbackThread() {
		return true;
		}

		static jbyteArray marshall_bda(bt_bdaddr_t* bd_addr)
		{
		jbyteArray addr;
		addr = sCallbackEnv->NewByteArray(sizeof(bt_bdaddr_t));
		if (!addr) {
		ALOGE("Fail to new jbyteArray bd addr");
		checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__);
		return NULL;
		}
		sCallbackEnv->SetByteArrayRegion(addr, 0, sizeof(bt_bdaddr_t), (jbyte *) bd_addr);
		return addr;
		}

		static void connection_state_callback(bthf_connection_state_t state, bt_bdaddr_t* bd_addr) {
		jbyteArray addr;

		@@ -228,6 +242,19 @@ static void noice_reduction_callback(bthf_nrec_t nrec, bt_bdaddr_t* bd_addr) {
		sCallbackEnv->DeleteLocalRef(addr);
		}

		static void wbs_callback(bthf_wbs_config_t wbs_config, bt_bdaddr_t* bd_addr) {
		jbyteArray addr;

		CHECK_CALLBACK_ENV

		if ((addr = marshall_bda(bd_addr)) == NULL)
		return;

		sCallbackEnv->CallVoidMethod(mCallbacksObj, method_onWBS, wbs_config, addr);
		checkAndClearExceptionFromCallback(sCallbackEnv, __FUNCTION__);
		sCallbackEnv->DeleteLocalRef(addr);
		}

		static void at_chld_callback(bthf_chld_type_t chld, bt_bdaddr_t* bd_addr) {
		jbyteArray addr;

		@@ -361,6 +388,7 @@ static bthf_callbacks_t sBluetoothHfpCallbacks = {
		dial_call_callback,
		dtmf_cmd_callback,
		noice_reduction_callback,
		wbs_callback,
		at_chld_callback,
		at_cnum_callback,
		at_cind_callback,
		@@ -387,6 +415,7 @@ static void classInitNative(JNIEnv* env, jclass clazz) {
		method_onDialCall = env->GetMethodID(clazz, "onDialCall", "(Ljava/lang/String;[B)V");
		method_onSendDtmf = env->GetMethodID(clazz, "onSendDtmf", "(I[B)V");
		method_onNoiceReductionEnable = env->GetMethodID(clazz, "onNoiceReductionEnable", "(Z[B)V");
		method_onWBS = env->GetMethodID(clazz,"onWBS","(I[B)V");
		method_onAtChld = env->GetMethodID(clazz, "onAtChld", "(I[B)V");
		method_onAtCnum = env->GetMethodID(clazz, "onAtCnum", "([B)V");
		method_onAtCind = env->GetMethodID(clazz, "onAtCind", "([B)V");
		@@ -768,6 +797,29 @@ static jboolean phoneStateChangeNative(JNIEnv *env, jobject object, jint num_act
		return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE;
		}


		static jboolean configureWBSNative(JNIEnv *env, jobject object, jbyteArray address,
		jint codec_config) {
		jbyte *addr;
		bt_status_t status;

		if (!sBluetoothHfpInterface) return JNI_FALSE;

		addr = env->GetByteArrayElements(address, NULL);
		if (!addr) {
		jniThrowIOException(env, EINVAL);
		return JNI_FALSE;
		}

		if ((status = sBluetoothHfpInterface->configure_wbs((bt_bdaddr_t *)addr,
		(bthf_wbs_config_t)codec_config)) != BT_STATUS_SUCCESS){
		ALOGE("Failed HF WBS codec config, status: %d", status);
		}
		env->ReleaseByteArrayElements(address, addr, 0);
		return (status == BT_STATUS_SUCCESS) ? JNI_TRUE : JNI_FALSE;
		}


		static JNINativeMethod sMethods[] = {
		{"classInitNative", "()V", (void *) classInitNative},
		{"initializeNative", "(I)V", (void *) initializeNative},
		@@ -786,6 +838,7 @@ static JNINativeMethod sMethods[] = {
		{"atResponseCodeNative", "(II[B)Z", (void *)atResponseCodeNative},
		{"clccResponseNative", "(IIIIZLjava/lang/String;I[B)Z", (void *) clccResponseNative},
		{"phoneStateChangeNative", "(IIILjava/lang/String;I)Z", (void *) phoneStateChangeNative},
		{"configureWBSNative", "([BI)Z", (void *) configureWBSNative},
		};

		int register_com_android_bluetooth_hfp(JNIEnv* env)

android/app/src/com/android/bluetooth/hfp/HeadsetService.java

+44 −0

Original line number	Diff line number	Diff line
		@@ -278,6 +278,18 @@ public class HeadsetService extends ProfileService {
		}
		return service.sendVendorSpecificResultCode(device, command, arg);
		}

		public boolean enableWBS() {
		HeadsetService service = getService();
		if (service == null) return false;
		return service.enableWBS();
		}

		public boolean disableWBS() {
		HeadsetService service = getService();
		if (service == null) return false;
		return service.disableWBS();
		}
		};

		//API methods
		@@ -513,4 +525,36 @@ public class HeadsetService extends ProfileService {
		return true;
		}

		boolean enableWBS() {
		// TODO(BT) BLUETOOTH or BLUETOOTH_ADMIN permission
		enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
		if (!mStateMachine.isConnected()) {
		return false;
		}
		if (mStateMachine.isAudioOn()) {
		return false;
		}

		for (BluetoothDevice device: getConnectedDevices()) {
		mStateMachine.sendMessage(HeadsetStateMachine.ENABLE_WBS,device);
		}

		return true;
		}

		boolean disableWBS() {
		// TODO(BT) BLUETOOTH or BLUETOOTH_ADMIN permission
		enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
		if (!mStateMachine.isConnected()) {
		return false;
		}
		if (mStateMachine.isAudioOn()) {
		return false;
		}
		for (BluetoothDevice device: getConnectedDevices()) {
		mStateMachine.sendMessage(HeadsetStateMachine.DISABLE_WBS,device);
		}
		return true;
		}

		}

android/app/src/com/android/bluetooth/hfp/HeadsetStateMachine.java

+51 −0

Original line number	Diff line number	Diff line
		@@ -76,6 +76,7 @@ final class HeadsetStateMachine extends StateMachine {

		private static final String HEADSET_NAME = "bt_headset_name";
		private static final String HEADSET_NREC = "bt_headset_nrec";
		private static final String HEADSET_WBS = "bt_headset_wbs";

		static final int CONNECT = 1;
		static final int DISCONNECT = 2;
		@@ -97,6 +98,10 @@ final class HeadsetStateMachine extends StateMachine {
		static final int VIRTUAL_CALL_START = 14;
		static final int VIRTUAL_CALL_STOP = 15;

		static final int ENABLE_WBS = 16;
		static final int DISABLE_WBS = 17;


		private static final int STACK_EVENT = 101;
		private static final int DIALING_OUT_TIMEOUT = 102;
		private static final int START_VR_TIMEOUT = 103;
		@@ -111,6 +116,9 @@ final class HeadsetStateMachine extends StateMachine {
		// Max number of HF connections at any time
		private int max_hf_connections = 2;

		private static final int NBS_CODEC = 1;
		private static final int WBS_CODEC = 2;

		// Keys are AT commands, and values are the company IDs.
		private static final Map<String, Integer> VENDOR_SPECIFIC_AT_COMMAND_COMPANY_ID;
		// Hash for storing the Audio Parameters like NREC for connected headsets
		@@ -528,6 +536,8 @@ final class HeadsetStateMachine extends StateMachine {
		mCurrentDevice = null;
		}

		processWBSEvent(0, device); /* disable WBS audio parameters */

		if (mTargetDevice != null) {
		if (!connectHfpNative(getByteAddress(mTargetDevice))) {
		broadcastConnectionState(mTargetDevice,
		@@ -871,6 +881,18 @@ final class HeadsetStateMachine extends StateMachine {
		case VIRTUAL_CALL_STOP:
		terminateScoUsingVirtualVoiceCall();
		break;
		case ENABLE_WBS:
		{
		BluetoothDevice device = (BluetoothDevice) message.obj;
		configureWBSNative(getByteAddress(device),WBS_CODEC);
		}
		break;
		case DISABLE_WBS:
		{
		BluetoothDevice device = (BluetoothDevice) message.obj;
		configureWBSNative(getByteAddress(device),NBS_CODEC);
		}
		break;
		case START_VR_TIMEOUT:
		{
		BluetoothDevice device = (BluetoothDevice) message.obj;
		@@ -920,6 +942,10 @@ final class HeadsetStateMachine extends StateMachine {
		case EVENT_TYPE_NOICE_REDUCTION:
		processNoiceReductionEvent(event.valueInt, event.device);
		break;
		case EVENT_TYPE_WBS:
		Log.d(TAG, "EVENT_TYPE_WBS codec is "+event.valueInt);
		processWBSEvent(event.valueInt, event.device);
		break;
		case EVENT_TYPE_AT_CHLD:
		processAtChld(event.valueInt, event.device);
		break;
		@@ -961,6 +987,7 @@ final class HeadsetStateMachine extends StateMachine {
		if (mConnectedDevicesList.contains(device)) {
		broadcastConnectionState(device, BluetoothProfile.STATE_DISCONNECTED,
		BluetoothProfile.STATE_CONNECTED);
		processWBSEvent(0, device); /* disable WBS audio parameters */
		synchronized (HeadsetStateMachine.this) {
		mConnectedDevicesList.remove(device);
		mHeadsetAudioParam.remove(device);
		@@ -1400,6 +1427,7 @@ final class HeadsetStateMachine extends StateMachine {
		" is removed in AudioOn state");
		broadcastConnectionState(device, BluetoothProfile.STATE_DISCONNECTED,
		BluetoothProfile.STATE_CONNECTED);
		processWBSEvent(0, device); /* disable WBS audio parameters */
		if (mConnectedDevicesList.size() == 0) {
		transitionTo(mDisconnected);
		}
		@@ -2622,6 +2650,20 @@ final class HeadsetStateMachine extends StateMachine {
		Log.d(TAG, "NREC value for device :" + device + " is: " + AudioParamNrec.get("NREC"));
		}

		// 2 - WBS on
		// 1 - NBS on
		private void processWBSEvent(int enable, BluetoothDevice device) {
		if (enable == 2) {
		Log.d(TAG, "AudioManager.setParameters bt_headset_wbs=on for " +
		device.getName() + " - " + device.getAddress());
		mAudioManager.setParameters(HEADSET_WBS + "=on");
		} else {
		Log.d(TAG, "AudioManager.setParameters bt_headset_wbs=off for " +
		device.getName() + " - " + device.getAddress());
		mAudioManager.setParameters(HEADSET_WBS + "=off");
		}
		}

		private void processAtChld(int chld, BluetoothDevice device) {
		if(device == null) {
		Log.w(TAG, "processAtChld device is null");
		@@ -3008,6 +3050,13 @@ final class HeadsetStateMachine extends StateMachine {
		sendMessage(STACK_EVENT, event);
		}

		private void onWBS(int codec, byte[] address) {
		StackEvent event = new StackEvent(EVENT_TYPE_WBS);
		event.valueInt = codec;
		event.device = getDevice(address);
		sendMessage(STACK_EVENT, event);
		}

		private void onAtChld(int chld, byte[] address) {
		StackEvent event = new StackEvent(EVENT_TYPE_AT_CHLD);
		event.valueInt = chld;
		@@ -3209,6 +3258,7 @@ final class HeadsetStateMachine extends StateMachine {
		final private static int EVENT_TYPE_AT_CLCC = 14;
		final private static int EVENT_TYPE_UNKNOWN_AT = 15;
		final private static int EVENT_TYPE_KEY_PRESSED = 16;
		final private static int EVENT_TYPE_WBS = 17;

		private class StackEvent {
		int type = EVENT_TYPE_NONE;
		@@ -3249,4 +3299,5 @@ final class HeadsetStateMachine extends StateMachine {

		private native boolean phoneStateChangeNative(int numActive, int numHeld, int callState,
		String number, int type);
		private native boolean configureWBSNative(byte[] address,int condec_config);
		}