Use generated Java bindings for CEC HAL (f0b07483) · Commits · e / os / android_frameworks_base

services/core/Android.bp

+1 −1

Original line number	Diff line number	Diff line
		@@ -95,7 +95,6 @@ java_library_static {
		"android.hardware.light-V2.0-java",
		"android.hardware.power-java",
		"android.hardware.power-V1.0-java",
		"android.hardware.tv.cec-V1.0-java",
		"android.hardware.vibrator-java",
		"android.net.ipsec.ike.stubs.module_lib",
		"app-compat-annotations",
		@@ -117,6 +116,7 @@ java_library_static {
		"android.hardware.health-V2.0-java",
		"android.hardware.health-V2.1-java",
		"android.hardware.light-java",
		"android.hardware.tv.cec-V1.0-java",
		"android.hardware.weaver-V1.0-java",
		"android.hardware.biometrics.face-V1.0-java",
		"android.hardware.biometrics.fingerprint-V2.2-java",

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

+209 −69

Original line number	Diff line number	Diff line
		@@ -17,11 +17,18 @@
		package com.android.server.hdmi;

		import android.hardware.hdmi.HdmiPortInfo;
		import android.hardware.tv.cec.V1_0.CecMessage;
		import android.hardware.tv.cec.V1_0.HotplugEvent;
		import android.hardware.tv.cec.V1_0.IHdmiCec;
		import android.hardware.tv.cec.V1_0.IHdmiCec.getPhysicalAddressCallback;
		import android.hardware.tv.cec.V1_0.IHdmiCecCallback;
		import android.hardware.tv.cec.V1_0.Result;
		import android.hardware.tv.cec.V1_0.SendMessageResult;
		import android.os.Handler;
		import android.os.IHwBinder;
		import android.os.Looper;
		import android.os.MessageQueue;
		import android.os.RemoteException;
		import android.os.SystemProperties;
		import android.util.Slog;
		import android.util.SparseArray;
		@@ -79,6 +86,11 @@ final class HdmiCecController {

		private static final int MAX_HDMI_MESSAGE_HISTORY = 250;

		private static final int INVALID_PHYSICAL_ADDRESS = 0xFFFF;

		/** Cookie for matching the right end point. */
		protected static final int HDMI_CEC_HAL_DEATH_COOKIE = 353;

		// Predicate for whether the given logical address is remote device's one or not.
		private final Predicate<Integer> mRemoteDeviceAddressPredicate = new Predicate<Integer>() {
		@Override
		@@ -102,10 +114,6 @@ final class HdmiCecController {
		// device or issued by internal state change.
		private Handler mControlHandler;

		// Stores the pointer to the native implementation of the service that
		// interacts with HAL.
		private volatile long mNativePtr;

		private final HdmiControlService mService;

		// Stores the local CEC devices in the system. Device type is used for key.
		@@ -151,21 +159,19 @@ final class HdmiCecController {
		static HdmiCecController createWithNativeWrapper(
		HdmiControlService service, NativeWrapper nativeWrapper) {
		HdmiCecController controller = new HdmiCecController(service, nativeWrapper);
		long nativePtr = nativeWrapper
		.nativeInit(controller, service.getServiceLooper().getQueue());
		if (nativePtr == 0L) {
		controller = null;
		String nativePtr = nativeWrapper.nativeInit();
		if (nativePtr == null) {
		HdmiLogger.warning("Couldn't get tv.cec service.");
		return null;
		}

		controller.init(nativePtr);
		controller.init(nativeWrapper);
		return controller;
		}

		private void init(long nativePtr) {
		private void init(NativeWrapper nativeWrapper) {
		mIoHandler = new Handler(mService.getIoLooper());
		mControlHandler = new Handler(mService.getServiceLooper());
		mNativePtr = nativePtr;
		nativeWrapper.setCallback(new HdmiCecCallback());
		}

		@ServiceThreadOnly
		@@ -261,7 +267,7 @@ final class HdmiCecController {


		HdmiPortInfo[] getPortInfos() {
		return mNativeWrapperImpl.nativeGetPortInfos(mNativePtr);
		return mNativeWrapperImpl.nativeGetPortInfos();
		}

		/**
		@@ -289,7 +295,7 @@ final class HdmiCecController {
		int addLogicalAddress(int newLogicalAddress) {
		assertRunOnServiceThread();
		if (HdmiUtils.isValidAddress(newLogicalAddress)) {
		return mNativeWrapperImpl.nativeAddLogicalAddress(mNativePtr, newLogicalAddress);
		return mNativeWrapperImpl.nativeAddLogicalAddress(newLogicalAddress);
		} else {
		return Result.FAILURE_INVALID_ARGS;
		}
		@@ -306,7 +312,7 @@ final class HdmiCecController {
		for (int i = 0; i < mLocalDevices.size(); ++i) {
		mLocalDevices.valueAt(i).clearAddress();
		}
		mNativeWrapperImpl.nativeClearLogicalAddress(mNativePtr);
		mNativeWrapperImpl.nativeClearLogicalAddress();
		}

		@ServiceThreadOnly
		@@ -326,7 +332,7 @@ final class HdmiCecController {
		@ServiceThreadOnly
		int getPhysicalAddress() {
		assertRunOnServiceThread();
		return mNativeWrapperImpl.nativeGetPhysicalAddress(mNativePtr);
		return mNativeWrapperImpl.nativeGetPhysicalAddress();
		}

		/**
		@@ -337,7 +343,7 @@ final class HdmiCecController {
		@ServiceThreadOnly
		int getVersion() {
		assertRunOnServiceThread();
		return mNativeWrapperImpl.nativeGetVersion(mNativePtr);
		return mNativeWrapperImpl.nativeGetVersion();
		}

		/**
		@@ -348,7 +354,7 @@ final class HdmiCecController {
		@ServiceThreadOnly
		int getVendorId() {
		assertRunOnServiceThread();
		return mNativeWrapperImpl.nativeGetVendorId(mNativePtr);
		return mNativeWrapperImpl.nativeGetVendorId();
		}

		/**
		@@ -361,7 +367,7 @@ final class HdmiCecController {
		void setOption(int flag, boolean enabled) {
		assertRunOnServiceThread();
		HdmiLogger.debug("setOption: [flag:%d, enabled:%b]", flag, enabled);
		mNativeWrapperImpl.nativeSetOption(mNativePtr, flag, enabled);
		mNativeWrapperImpl.nativeSetOption(flag, enabled);
		}

		/**
		@@ -375,7 +381,7 @@ final class HdmiCecController {
		if (!LanguageTag.isLanguage(language)) {
		return;
		}
		mNativeWrapperImpl.nativeSetLanguage(mNativePtr, language);
		mNativeWrapperImpl.nativeSetLanguage(language);
		}

		/**
		@@ -387,7 +393,7 @@ final class HdmiCecController {
		@ServiceThreadOnly
		void enableAudioReturnChannel(int port, boolean enabled) {
		assertRunOnServiceThread();
		mNativeWrapperImpl.nativeEnableAudioReturnChannel(mNativePtr, port, enabled);
		mNativeWrapperImpl.nativeEnableAudioReturnChannel(port, enabled);
		}

		/**
		@@ -399,7 +405,7 @@ final class HdmiCecController {
		@ServiceThreadOnly
		boolean isConnected(int port) {
		assertRunOnServiceThread();
		return mNativeWrapperImpl.nativeIsConnected(mNativePtr, port);
		return mNativeWrapperImpl.nativeIsConnected(port);
		}

		/**
		@@ -521,7 +527,7 @@ final class HdmiCecController {
		// <Polling Message> is a message which has empty body.
		int ret =
		mNativeWrapperImpl.nativeSendCecCommand(
		mNativePtr, sourceAddress, destinationAddress, EMPTY_BODY);
		sourceAddress, destinationAddress, EMPTY_BODY);
		if (ret == SendMessageResult.SUCCESS) {
		return true;
		} else if (ret != SendMessageResult.NACK) {
		@@ -627,7 +633,7 @@ final class HdmiCecController {
		int i = 0;
		int errorCode = SendMessageResult.SUCCESS;
		do {
		errorCode = mNativeWrapperImpl.nativeSendCecCommand(mNativePtr,
		errorCode = mNativeWrapperImpl.nativeSendCecCommand(
		cecMessage.getSource(), cecMessage.getDestination(), body);
		if (errorCode == SendMessageResult.SUCCESS) {
		break;
		@@ -651,7 +657,7 @@ final class HdmiCecController {
		}

		/**
		* Called by native when incoming CEC message arrived.
		* Called when incoming CEC message arrived.
		*/
		@ServiceThreadOnly
		private void handleIncomingCecCommand(int srcAddress, int dstAddress, byte[] body) {
		@@ -663,7 +669,7 @@ final class HdmiCecController {
		}

		/**
		* Called by native when a hotplug event issues.
		* Called when a hotplug event issues.
		*/
		@ServiceThreadOnly
		private void handleHotplug(int port, boolean connected) {
		@@ -710,18 +716,19 @@ final class HdmiCecController {
		}

		protected interface NativeWrapper {
		long nativeInit(HdmiCecController handler, MessageQueue messageQueue);
		int nativeSendCecCommand(long controllerPtr, int srcAddress, int dstAddress, byte[] body);
		int nativeAddLogicalAddress(long controllerPtr, int logicalAddress);
		void nativeClearLogicalAddress(long controllerPtr);
		int nativeGetPhysicalAddress(long controllerPtr);
		int nativeGetVersion(long controllerPtr);
		int nativeGetVendorId(long controllerPtr);
		HdmiPortInfo[] nativeGetPortInfos(long controllerPtr);
		void nativeSetOption(long controllerPtr, int flag, boolean enabled);
		void nativeSetLanguage(long controllerPtr, String language);
		void nativeEnableAudioReturnChannel(long controllerPtr, int port, boolean flag);
		boolean nativeIsConnected(long controllerPtr, int port);
		String nativeInit();
		void setCallback(HdmiCecCallback callback);
		int nativeSendCecCommand(int srcAddress, int dstAddress, byte[] body);
		int nativeAddLogicalAddress(int logicalAddress);
		void nativeClearLogicalAddress();
		int nativeGetPhysicalAddress();
		int nativeGetVersion();
		int nativeGetVendorId();
		HdmiPortInfo[] nativeGetPortInfos();
		void nativeSetOption(int flag, boolean enabled);
		void nativeSetLanguage(String language);
		void nativeEnableAudioReturnChannel(int port, boolean flag);
		boolean nativeIsConnected(int port);
		}

		private static native long nativeInit(HdmiCecController handler, MessageQueue messageQueue);
		@@ -739,67 +746,200 @@ final class HdmiCecController {
		int port, boolean flag);
		private static native boolean nativeIsConnected(long controllerPtr, int port);

		private static final class NativeWrapperImpl implements NativeWrapper {
		private static final class NativeWrapperImpl implements NativeWrapper,
		IHwBinder.DeathRecipient, getPhysicalAddressCallback {
		private IHdmiCec mHdmiCec;
		private final Object mLock = new Object();
		private int mPhysicalAddress = INVALID_PHYSICAL_ADDRESS;

		@Override
		public long nativeInit(HdmiCecController handler, MessageQueue messageQueue) {
		return HdmiCecController.nativeInit(handler, messageQueue);
		public String nativeInit() {
		return (connectToHal() ? mHdmiCec.toString() : null);
		}

		boolean connectToHal() {
		try {
		mHdmiCec = IHdmiCec.getService();
		try {
		mHdmiCec.linkToDeath(this, HDMI_CEC_HAL_DEATH_COOKIE);
		} catch (RemoteException e) {
		HdmiLogger.error("Couldn't link to death : ", e);
		}
		} catch (RemoteException e) {
		HdmiLogger.error("Couldn't get tv.cec service : ", e);
		return false;
		}
		return true;
		}

		@Override
		public int nativeSendCecCommand(long controllerPtr, int srcAddress, int dstAddress,
		byte[] body) {
		return HdmiCecController.nativeSendCecCommand(controllerPtr, srcAddress, dstAddress, body);
		public void setCallback(HdmiCecCallback callback) {
		try {
		mHdmiCec.setCallback(callback);
		} catch (RemoteException e) {
		HdmiLogger.error("Couldn't initialise tv.cec callback : ", e);
		}
		}

		@Override
		public int nativeAddLogicalAddress(long controllerPtr, int logicalAddress) {
		return HdmiCecController.nativeAddLogicalAddress(controllerPtr, logicalAddress);
		public int nativeSendCecCommand(int srcAddress, int dstAddress, byte[] body) {
		CecMessage message = new CecMessage();
		message.initiator = srcAddress;
		message.destination = dstAddress;
		message.body = new ArrayList<>(body.length);
		for (byte b : body) {
		message.body.add(b);
		}
		try {
		return mHdmiCec.sendMessage(message);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to send CEC message : ", e);
		return SendMessageResult.FAIL;
		}
		}

		@Override
		public void nativeClearLogicalAddress(long controllerPtr) {
		HdmiCecController.nativeClearLogicalAddress(controllerPtr);
		public int nativeAddLogicalAddress(int logicalAddress) {
		try {
		return mHdmiCec.addLogicalAddress(logicalAddress);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to add a logical address : ", e);
		return Result.FAILURE_INVALID_ARGS;
		}
		}

		@Override
		public int nativeGetPhysicalAddress(long controllerPtr) {
		return HdmiCecController.nativeGetPhysicalAddress(controllerPtr);
		public void nativeClearLogicalAddress() {
		try {
		mHdmiCec.clearLogicalAddress();
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to clear logical address : ", e);
		}
		}

		@Override
		public int nativeGetVersion(long controllerPtr) {
		return HdmiCecController.nativeGetVersion(controllerPtr);
		public int nativeGetPhysicalAddress() {
		try {
		mHdmiCec.getPhysicalAddress(this);
		return mPhysicalAddress;
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to get physical address : ", e);
		return INVALID_PHYSICAL_ADDRESS;
		}
		}

		@Override
		public int nativeGetVendorId(long controllerPtr) {
		return HdmiCecController.nativeGetVendorId(controllerPtr);
		public int nativeGetVersion() {
		try {
		return mHdmiCec.getCecVersion();
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to get cec version : ", e);
		return Result.FAILURE_UNKNOWN;
		}
		}

		@Override
		public HdmiPortInfo[] nativeGetPortInfos(long controllerPtr) {
		return HdmiCecController.nativeGetPortInfos(controllerPtr);
		public int nativeGetVendorId() {
		try {
		return mHdmiCec.getVendorId();
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to get vendor id : ", e);
		return Result.FAILURE_UNKNOWN;
		}
		}

		@Override
		public void nativeSetOption(long controllerPtr, int flag, boolean enabled) {
		HdmiCecController.nativeSetOption(controllerPtr, flag, enabled);
		public HdmiPortInfo[] nativeGetPortInfos() {
		try {
		ArrayList<android.hardware.tv.cec.V1_0.HdmiPortInfo> hdmiPortInfos =
		mHdmiCec.getPortInfo();
		HdmiPortInfo[] hdmiPortInfo = new HdmiPortInfo[hdmiPortInfos.size()];
		int i = 0;
		for (android.hardware.tv.cec.V1_0.HdmiPortInfo portInfo : hdmiPortInfos) {
		hdmiPortInfo[i] = new HdmiPortInfo(portInfo.portId,
		portInfo.type,
		portInfo.physicalAddress,
		portInfo.cecSupported,
		false,
		portInfo.arcSupported);
		i++;
		}
		return hdmiPortInfo;
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to get port information : ", e);
		return null;
		}
		}

		@Override
		public void nativeSetLanguage(long controllerPtr, String language) {
		HdmiCecController.nativeSetLanguage(controllerPtr, language);
		public void nativeSetOption(int flag, boolean enabled) {
		try {
		mHdmiCec.setOption(flag, enabled);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to set option : ", e);
		}
		}

		@Override
		public void nativeEnableAudioReturnChannel(long controllerPtr, int port, boolean flag) {
		HdmiCecController.nativeEnableAudioReturnChannel(controllerPtr, port, flag);
		public void nativeSetLanguage(String language) {
		try {
		mHdmiCec.setLanguage(language);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to set language : ", e);
		}
		}

		@Override
		public void nativeEnableAudioReturnChannel(int port, boolean flag) {
		try {
		mHdmiCec.enableAudioReturnChannel(port, flag);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to enable/disable ARC : ", e);
		}
		}

		@Override
		public boolean nativeIsConnected(int port) {
		try {
		return mHdmiCec.isConnected(port);
		} catch (RemoteException e) {
		HdmiLogger.error("Failed to get connection info : ", e);
		return false;
		}
		}

		@Override
		public void serviceDied(long cookie) {
		if (cookie == HDMI_CEC_HAL_DEATH_COOKIE) {
		HdmiLogger.error(TAG, "Service died cokkie : " + cookie + "; reconnecting");
		connectToHal();
		}
		}

		@Override
		public void onValues(int result, short addr) {
		if (result == Result.SUCCESS) {
		synchronized (mLock) {
		mPhysicalAddress = new Short(addr).intValue();
		}
		}
		}
		}

		final class HdmiCecCallback extends IHdmiCecCallback.Stub {
		@Override
		public void onCecMessage(CecMessage message) throws RemoteException {
		byte[] body = new byte[message.body.size()];
		for (int i = 0; i < message.body.size(); i++) {
		body[i] = message.body.get(i);
		}
		runOnServiceThread(
		() -> handleIncomingCecCommand(message.initiator, message.destination, body));
		}

		@Override
		public boolean nativeIsConnected(long controllerPtr, int port) {
		return HdmiCecController.nativeIsConnected(controllerPtr, port);
		public void onHotplugEvent(HotplugEvent event) throws RemoteException {
		runOnServiceThread(() -> handleHotplug(event.portId, event.connected));
		}
		}

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

+5 −1

Original line number	Diff line number	Diff line
		@@ -18,9 +18,9 @@ package com.android.server.hdmi;

		import android.annotation.Nullable;
		import android.os.SystemClock;
		import android.util.Log;
		import android.util.Pair;
		import android.util.Slog;
		import android.util.Log;

		import java.util.HashMap;

		@@ -71,6 +71,10 @@ final class HdmiLogger {
		getLogger().errorInternal(toLogString(logMessage, objs));
		}

		static void error(String logMessage, Exception e, Object... objs) {
		getLogger().errorInternal(toLogString(logMessage + e, objs));
		}

		private void errorInternal(String logMessage) {
		String log = updateLog(mErrorTimingCache, logMessage);
		if (!log.isEmpty()) {

services/tests/servicestests/src/com/android/server/hdmi/FakeNativeWrapper.java

+16 −14

Original line number	Diff line number	Diff line
		@@ -17,7 +17,6 @@ package com.android.server.hdmi;

		import android.hardware.hdmi.HdmiPortInfo;
		import android.hardware.tv.cec.V1_0.SendMessageResult;
		import android.os.MessageQueue;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.server.hdmi.HdmiCecController.NativeWrapper;
		@@ -53,13 +52,16 @@ final class FakeNativeWrapper implements NativeWrapper {
		private HdmiPortInfo[] mHdmiPortInfo = null;

		@Override
		public long nativeInit(HdmiCecController handler, MessageQueue messageQueue) {
		return 1L;
		public String nativeInit() {
		return "[class or subclass of IHdmiCec]@Proxy";
		}

		@Override
		public void setCallback(HdmiCecController.HdmiCecCallback callback) {}

		@Override
		public int nativeSendCecCommand(
		long controllerPtr, int srcAddress, int dstAddress, byte[] body) {
		int srcAddress, int dstAddress, byte[] body) {
		if (body.length == 0) {
		return mPollAddressResponse[dstAddress];
		} else {
		@@ -69,30 +71,30 @@ final class FakeNativeWrapper implements NativeWrapper {
		}

		@Override
		public int nativeAddLogicalAddress(long controllerPtr, int logicalAddress) {
		public int nativeAddLogicalAddress(int logicalAddress) {
		return 0;
		}

		@Override
		public void nativeClearLogicalAddress(long controllerPtr) {}
		public void nativeClearLogicalAddress() {}

		@Override
		public int nativeGetPhysicalAddress(long controllerPtr) {
		public int nativeGetPhysicalAddress() {
		return mMyPhysicalAddress;
		}

		@Override
		public int nativeGetVersion(long controllerPtr) {
		public int nativeGetVersion() {
		return 0;
		}

		@Override
		public int nativeGetVendorId(long controllerPtr) {
		public int nativeGetVendorId() {
		return 0;
		}

		@Override
		public HdmiPortInfo[] nativeGetPortInfos(long controllerPtr) {
		public HdmiPortInfo[] nativeGetPortInfos() {
		if (mHdmiPortInfo == null) {
		mHdmiPortInfo = new HdmiPortInfo[1];
		mHdmiPortInfo[0] = new HdmiPortInfo(1, 1, 0x1000, true, true, true);
		@@ -101,16 +103,16 @@ final class FakeNativeWrapper implements NativeWrapper {
		}

		@Override
		public void nativeSetOption(long controllerPtr, int flag, boolean enabled) {}
		public void nativeSetOption(int flag, boolean enabled) {}

		@Override
		public void nativeSetLanguage(long controllerPtr, String language) {}
		public void nativeSetLanguage(String language) {}

		@Override
		public void nativeEnableAudioReturnChannel(long controllerPtr, int port, boolean flag) {}
		public void nativeEnableAudioReturnChannel(int port, boolean flag) {}

		@Override
		public boolean nativeIsConnected(long controllerPtr, int port) {
		public boolean nativeIsConnected(int port) {
		return false;
		}