| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.hdmi; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.hardware.hdmi.HdmiPortInfo; |
| import android.hardware.tv.cec.V1_0.HotplugEvent; |
| import android.hardware.tv.cec.V1_0.IHdmiCec.getPhysicalAddressCallback; |
| import android.hardware.tv.cec.V1_0.OptionKey; |
| import android.hardware.tv.cec.V1_0.Result; |
| import android.hardware.tv.cec.V1_0.SendMessageResult; |
| import android.hardware.tv.hdmi.cec.CecMessage; |
| import android.hardware.tv.hdmi.cec.IHdmiCec; |
| import android.hardware.tv.hdmi.cec.IHdmiCecCallback; |
| import android.hardware.tv.hdmi.connection.IHdmiConnection; |
| import android.hardware.tv.hdmi.connection.IHdmiConnectionCallback; |
| import android.icu.util.IllformedLocaleException; |
| import android.icu.util.ULocale; |
| import android.os.Binder; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.IHwBinder; |
| import android.os.Looper; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.ServiceSpecificException; |
| import android.stats.hdmi.HdmiStatsEnums; |
| import android.util.Slog; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.util.FrameworkStatsLog; |
| import com.android.internal.util.IndentingPrintWriter; |
| import com.android.server.hdmi.HdmiAnnotations.IoThreadOnly; |
| import com.android.server.hdmi.HdmiAnnotations.ServiceThreadOnly; |
| import com.android.server.hdmi.HdmiControlService.DevicePollingCallback; |
| |
| import libcore.util.EmptyArray; |
| |
| import java.text.SimpleDateFormat; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Date; |
| import java.util.List; |
| import java.util.NoSuchElementException; |
| import java.util.concurrent.ArrayBlockingQueue; |
| import java.util.function.Predicate; |
| |
| /** |
| * Manages HDMI-CEC command and behaviors. It converts user's command into CEC command |
| * and pass it to CEC HAL so that it sends message to other device. For incoming |
| * message it translates the message and delegates it to proper module. |
| * |
| * <p>It should be careful to access member variables on IO thread because |
| * it can be accessed from system thread as well. |
| * |
| * <p>It can be created only by {@link HdmiCecController#create} |
| * |
| * <p>Declared as package-private, accessed by {@link HdmiControlService} only. |
| * |
| * <p>Also manages HDMI HAL methods that are shared between CEC and eARC. To make eARC |
| * fully independent of the presence of a CEC HAL, we should split this class into HdmiCecController |
| * and HdmiController TODO(b/255751565). |
| */ |
| final class HdmiCecController { |
| private static final String TAG = "HdmiCecController"; |
| |
| /** |
| * Interface to report allocated logical address. |
| */ |
| interface AllocateAddressCallback { |
| /** |
| * Called when a new logical address is allocated. |
| * |
| * @param deviceType requested device type to allocate logical address |
| * @param logicalAddress allocated logical address. If it is |
| * {@link Constants#ADDR_UNREGISTERED}, it means that |
| * it failed to allocate logical address for the given device type |
| */ |
| void onAllocated(int deviceType, int logicalAddress); |
| } |
| |
| private static final byte[] EMPTY_BODY = EmptyArray.BYTE; |
| |
| private static final int NUM_LOGICAL_ADDRESS = 16; |
| |
| private static final int MAX_DEDICATED_ADDRESS = 11; |
| |
| private static final int INITIAL_HDMI_MESSAGE_HISTORY_SIZE = 250; |
| |
| private static final int INVALID_PHYSICAL_ADDRESS = 0xFFFF; |
| |
| /* |
| * The three flags below determine the action when a message is received. If CEC_DISABLED_IGNORE |
| * bit is set in ACTION_ON_RECEIVE_MSG, then the message is forwarded irrespective of whether |
| * CEC is enabled or disabled. The other flags/bits are also ignored. |
| */ |
| private static final int CEC_DISABLED_IGNORE = 1 << 0; |
| |
| /* If CEC_DISABLED_LOG_WARNING bit is set, a warning message is printed if CEC is disabled. */ |
| private static final int CEC_DISABLED_LOG_WARNING = 1 << 1; |
| |
| /* If CEC_DISABLED_DROP_MSG bit is set, the message is dropped if CEC is disabled. */ |
| private static final int CEC_DISABLED_DROP_MSG = 1 << 2; |
| |
| private static final int ACTION_ON_RECEIVE_MSG = CEC_DISABLED_LOG_WARNING; |
| |
| /** 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 |
| public boolean test(Integer address) { |
| return !mService.getHdmiCecNetwork().isAllocatedLocalDeviceAddress(address); |
| } |
| }; |
| |
| // Predicate whether the given logical address is system audio's one or not |
| private final Predicate<Integer> mSystemAudioAddressPredicate = new Predicate<Integer>() { |
| @Override |
| public boolean test(Integer address) { |
| return HdmiUtils.isEligibleAddressForDevice(Constants.ADDR_AUDIO_SYSTEM, address); |
| } |
| }; |
| |
| // Handler instance to process synchronous I/O (mainly send) message. |
| private Handler mIoHandler; |
| |
| // Handler instance to process various messages coming from other CEC |
| // device or issued by internal state change. |
| private Handler mControlHandler; |
| |
| private final HdmiControlService mService; |
| |
| // Stores recent CEC messages and HDMI Hotplug event history for debugging purpose. |
| private ArrayBlockingQueue<Dumpable> mMessageHistory = |
| new ArrayBlockingQueue<>(INITIAL_HDMI_MESSAGE_HISTORY_SIZE); |
| |
| private final Object mMessageHistoryLock = new Object(); |
| |
| private final NativeWrapper mNativeWrapperImpl; |
| |
| private final HdmiCecAtomWriter mHdmiCecAtomWriter; |
| |
| // This variable is used for testing, in order to delay the logical address allocation. |
| private long mLogicalAddressAllocationDelay = 0; |
| |
| // Private constructor. Use HdmiCecController.create(). |
| private HdmiCecController( |
| HdmiControlService service, NativeWrapper nativeWrapper, HdmiCecAtomWriter atomWriter) { |
| mService = service; |
| mNativeWrapperImpl = nativeWrapper; |
| mHdmiCecAtomWriter = atomWriter; |
| } |
| |
| /** |
| * A factory method to get {@link HdmiCecController}. If it fails to initialize |
| * inner device or has no device it will return {@code null}. |
| * |
| * <p>Declared as package-private, accessed by {@link HdmiControlService} only. |
| * @param service {@link HdmiControlService} instance used to create internal handler |
| * and to pass callback for incoming message or event. |
| * @param atomWriter {@link HdmiCecAtomWriter} instance for writing atoms for metrics. |
| * @return {@link HdmiCecController} if device is initialized successfully. Otherwise, |
| * returns {@code null}. |
| */ |
| static HdmiCecController create(HdmiControlService service, HdmiCecAtomWriter atomWriter) { |
| HdmiCecController controller = |
| createWithNativeWrapper(service, new NativeWrapperImplAidl(), atomWriter); |
| if (controller != null) { |
| return controller; |
| } |
| HdmiLogger.warning("Unable to use CEC and HDMI Connection AIDL HALs"); |
| |
| controller = createWithNativeWrapper(service, new NativeWrapperImpl11(), atomWriter); |
| if (controller != null) { |
| return controller; |
| } |
| HdmiLogger.warning("Unable to use [email protected]"); |
| return createWithNativeWrapper(service, new NativeWrapperImpl(), atomWriter); |
| } |
| |
| /** |
| * A factory method with injection of native methods for testing. |
| */ |
| static HdmiCecController createWithNativeWrapper( |
| HdmiControlService service, NativeWrapper nativeWrapper, HdmiCecAtomWriter atomWriter) { |
| HdmiCecController controller = new HdmiCecController(service, nativeWrapper, atomWriter); |
| String nativePtr = nativeWrapper.nativeInit(); |
| if (nativePtr == null) { |
| HdmiLogger.warning("Couldn't get tv.cec service."); |
| return null; |
| } |
| controller.init(nativeWrapper); |
| return controller; |
| } |
| |
| private void init(NativeWrapper nativeWrapper) { |
| mIoHandler = new Handler(mService.getIoLooper()); |
| mControlHandler = new Handler(mService.getServiceLooper()); |
| nativeWrapper.setCallback(new HdmiCecCallback()); |
| } |
| |
| /** |
| * Allocate a new logical address of the given device type. Allocated |
| * address will be reported through {@link AllocateAddressCallback}. |
| * |
| * <p> Declared as package-private, accessed by {@link HdmiControlService} only. |
| * |
| * @param deviceType type of device to used to determine logical address |
| * @param preferredAddress a logical address preferred to be allocated. |
| * If sets {@link Constants#ADDR_UNREGISTERED}, scans |
| * the smallest logical address matched with the given device type. |
| * Otherwise, scan address will start from {@code preferredAddress} |
| * @param callback callback interface to report allocated logical address to caller |
| */ |
| @ServiceThreadOnly |
| void allocateLogicalAddress(final int deviceType, final int preferredAddress, |
| final AllocateAddressCallback callback) { |
| assertRunOnServiceThread(); |
| |
| mIoHandler.postDelayed(new Runnable() { |
| @Override |
| public void run() { |
| handleAllocateLogicalAddress(deviceType, preferredAddress, callback); |
| } |
| }, mLogicalAddressAllocationDelay); |
| } |
| |
| /** |
| * Address allocation will check the following addresses (in order): |
| * <ul> |
| * <li>Given preferred logical address (if the address is valid for the given device |
| * type)</li> |
| * <li>All dedicated logical addresses for the given device type</li> |
| * <li>Backup addresses, if valid for the given device type</li> |
| * </ul> |
| */ |
| @IoThreadOnly |
| private void handleAllocateLogicalAddress(final int deviceType, int preferredAddress, |
| final AllocateAddressCallback callback) { |
| assertRunOnIoThread(); |
| List<Integer> logicalAddressesToPoll = new ArrayList<>(); |
| if (HdmiUtils.isEligibleAddressForDevice(deviceType, preferredAddress)) { |
| logicalAddressesToPoll.add(preferredAddress); |
| } |
| for (int i = 0; i < NUM_LOGICAL_ADDRESS; ++i) { |
| if (!logicalAddressesToPoll.contains(i) && HdmiUtils.isEligibleAddressForDevice( |
| deviceType, i) && HdmiUtils.isEligibleAddressForCecVersion( |
| mService.getCecVersion(), i)) { |
| logicalAddressesToPoll.add(i); |
| } |
| } |
| |
| int logicalAddress = Constants.ADDR_UNREGISTERED; |
| for (Integer logicalAddressToPoll : logicalAddressesToPoll) { |
| boolean acked = false; |
| for (int j = 0; j < HdmiConfig.ADDRESS_ALLOCATION_RETRY; ++j) { |
| if (sendPollMessage(logicalAddressToPoll, logicalAddressToPoll, 1)) { |
| acked = true; |
| break; |
| } |
| } |
| // If sending <Polling Message> failed, it becomes new logical address for the |
| // device because no device uses it as logical address of the device. |
| if (!acked) { |
| logicalAddress = logicalAddressToPoll; |
| break; |
| } |
| } |
| |
| final int assignedAddress = logicalAddress; |
| HdmiLogger.debug("New logical address for device [%d]: [preferred:%d, assigned:%d]", |
| deviceType, preferredAddress, assignedAddress); |
| if (callback != null) { |
| runOnServiceThread(new Runnable() { |
| @Override |
| public void run() { |
| callback.onAllocated(deviceType, assignedAddress); |
| } |
| }); |
| } |
| } |
| |
| private static byte[] buildBody(int opcode, byte[] params) { |
| byte[] body = new byte[params.length + 1]; |
| body[0] = (byte) opcode; |
| System.arraycopy(params, 0, body, 1, params.length); |
| return body; |
| } |
| |
| |
| HdmiPortInfo[] getPortInfos() { |
| return mNativeWrapperImpl.nativeGetPortInfos(); |
| } |
| |
| /** |
| * Add a new logical address to the device. Device's HW should be notified |
| * when a new logical address is assigned to a device, so that it can accept |
| * a command having available destinations. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} only. |
| * |
| * @param newLogicalAddress a logical address to be added |
| * @return 0 on success. Otherwise, returns negative value |
| */ |
| @ServiceThreadOnly |
| int addLogicalAddress(int newLogicalAddress) { |
| assertRunOnServiceThread(); |
| if (HdmiUtils.isValidAddress(newLogicalAddress)) { |
| return mNativeWrapperImpl.nativeAddLogicalAddress(newLogicalAddress); |
| } else { |
| return Result.FAILURE_INVALID_ARGS; |
| } |
| } |
| |
| /** |
| * Clear all logical addresses registered in the device. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} only. |
| */ |
| @ServiceThreadOnly |
| void clearLogicalAddress() { |
| assertRunOnServiceThread(); |
| mNativeWrapperImpl.nativeClearLogicalAddress(); |
| } |
| |
| /** |
| * Return the physical address of the device. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} and |
| * {@link HdmiCecNetwork} only. |
| * |
| * @return CEC physical address of the device. The range of success address |
| * is between 0x0000 and 0xFFFF. If failed it returns -1 |
| */ |
| @ServiceThreadOnly |
| int getPhysicalAddress() { |
| assertRunOnServiceThread(); |
| return mNativeWrapperImpl.nativeGetPhysicalAddress(); |
| } |
| |
| /** |
| * Return highest CEC version supported by this device. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} only. |
| */ |
| @ServiceThreadOnly |
| int getVersion() { |
| assertRunOnServiceThread(); |
| return mNativeWrapperImpl.nativeGetVersion(); |
| } |
| |
| /** |
| * Return vendor id of the device. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} only. |
| */ |
| @ServiceThreadOnly |
| int getVendorId() { |
| assertRunOnServiceThread(); |
| return mNativeWrapperImpl.nativeGetVendorId(); |
| } |
| |
| /** |
| * Configures the TV panel device wakeup behaviour in standby mode when it receives an OTP |
| * (One Touch Play) from a source device. |
| * |
| * @param enabled If true, the TV device will wake up when OTP is received and if false, the TV |
| * device will not wake up for an OTP. |
| */ |
| @ServiceThreadOnly |
| void enableWakeupByOtp(boolean enabled) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("enableWakeupByOtp: %b", enabled); |
| mNativeWrapperImpl.enableWakeupByOtp(enabled); |
| } |
| |
| /** |
| * Switch to enable or disable CEC on the device. |
| * |
| * @param enabled If true, the device will have all CEC functionalities and if false, the device |
| * will not perform any CEC functions. |
| */ |
| @ServiceThreadOnly |
| void enableCec(boolean enabled) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("enableCec: %b", enabled); |
| mNativeWrapperImpl.enableCec(enabled); |
| } |
| |
| /** |
| * Configures the module that processes CEC messages - the Android framework or the HAL. |
| * |
| * @param enabled If true, the Android framework will actively process CEC messages. |
| * If false, only the HAL will process the CEC messages. |
| */ |
| @ServiceThreadOnly |
| void enableSystemCecControl(boolean enabled) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("enableSystemCecControl: %b", enabled); |
| mNativeWrapperImpl.enableSystemCecControl(enabled); |
| } |
| |
| /** |
| * Configures the type of HDP signal that the driver and HAL use for actions other than eARC, |
| * such as signaling EDID updates. |
| */ |
| @ServiceThreadOnly |
| void setHpdSignalType(@Constants.HpdSignalType int signal, int portId) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("setHpdSignalType: portId %b, signal %b", portId, signal); |
| mNativeWrapperImpl.nativeSetHpdSignalType(signal, portId); |
| } |
| |
| /** |
| * Gets the type of the HDP signal that the driver and HAL use for actions other than eARC, |
| * such as signaling EDID updates. |
| */ |
| @ServiceThreadOnly |
| @Constants.HpdSignalType |
| int getHpdSignalType(int portId) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("getHpdSignalType: portId %b ", portId); |
| return mNativeWrapperImpl.nativeGetHpdSignalType(portId); |
| } |
| |
| /** |
| * Informs CEC HAL about the current system language. |
| * |
| * @param language Three-letter code defined in ISO/FDIS 639-2. Must be lowercase letters. |
| */ |
| @ServiceThreadOnly |
| void setLanguage(String language) { |
| assertRunOnServiceThread(); |
| if (!isLanguage(language)) { |
| return; |
| } |
| mNativeWrapperImpl.nativeSetLanguage(language); |
| } |
| |
| /** |
| * This method is used for testing, in order to delay the logical address allocation. |
| */ |
| @VisibleForTesting |
| void setLogicalAddressAllocationDelay(long delay) { |
| mLogicalAddressAllocationDelay = delay; |
| } |
| |
| /** |
| * Returns true if the language code is well-formed. |
| */ |
| @VisibleForTesting static boolean isLanguage(String language) { |
| // Handle null and empty string because because ULocale.Builder#setLanguage accepts them. |
| if (language == null || language.isEmpty()) { |
| return false; |
| } |
| |
| ULocale.Builder builder = new ULocale.Builder(); |
| try { |
| builder.setLanguage(language); |
| return true; |
| } catch (IllformedLocaleException e) { |
| return false; |
| } |
| } |
| |
| /** |
| * Configure ARC circuit in the hardware logic to start or stop the feature. |
| * |
| * @param port ID of HDMI port to which AVR is connected |
| * @param enabled whether to enable/disable ARC |
| */ |
| @ServiceThreadOnly |
| void enableAudioReturnChannel(int port, boolean enabled) { |
| assertRunOnServiceThread(); |
| mNativeWrapperImpl.nativeEnableAudioReturnChannel(port, enabled); |
| } |
| |
| /** |
| * Return the connection status of the specified port |
| * |
| * @param port port number to check connection status |
| * @return true if connected; otherwise, return false |
| */ |
| @ServiceThreadOnly |
| boolean isConnected(int port) { |
| assertRunOnServiceThread(); |
| return mNativeWrapperImpl.nativeIsConnected(port); |
| } |
| |
| /** |
| * Poll all remote devices. It sends <Polling Message> to all remote |
| * devices. |
| * |
| * <p>Declared as package-private. accessed by {@link HdmiControlService} only. |
| * |
| * @param callback an interface used to get a list of all remote devices' address |
| * @param sourceAddress a logical address of source device where sends polling message |
| * @param pickStrategy strategy how to pick polling candidates |
| * @param retryCount the number of retry used to send polling message to remote devices |
| */ |
| @ServiceThreadOnly |
| void pollDevices(DevicePollingCallback callback, int sourceAddress, int pickStrategy, |
| int retryCount) { |
| assertRunOnServiceThread(); |
| |
| // Extract polling candidates. No need to poll against local devices. |
| List<Integer> pollingCandidates = pickPollCandidates(pickStrategy); |
| ArrayList<Integer> allocated = new ArrayList<>(); |
| runDevicePolling(sourceAddress, pollingCandidates, retryCount, callback, allocated); |
| } |
| |
| private List<Integer> pickPollCandidates(int pickStrategy) { |
| int strategy = pickStrategy & Constants.POLL_STRATEGY_MASK; |
| Predicate<Integer> pickPredicate = null; |
| switch (strategy) { |
| case Constants.POLL_STRATEGY_SYSTEM_AUDIO: |
| pickPredicate = mSystemAudioAddressPredicate; |
| break; |
| case Constants.POLL_STRATEGY_REMOTES_DEVICES: |
| default: // The default is POLL_STRATEGY_REMOTES_DEVICES. |
| pickPredicate = mRemoteDeviceAddressPredicate; |
| break; |
| } |
| |
| int iterationStrategy = pickStrategy & Constants.POLL_ITERATION_STRATEGY_MASK; |
| ArrayList<Integer> pollingCandidates = new ArrayList<>(); |
| switch (iterationStrategy) { |
| case Constants.POLL_ITERATION_IN_ORDER: |
| for (int i = Constants.ADDR_TV; i <= Constants.ADDR_SPECIFIC_USE; ++i) { |
| if (pickPredicate.test(i)) { |
| pollingCandidates.add(i); |
| } |
| } |
| break; |
| case Constants.POLL_ITERATION_REVERSE_ORDER: |
| default: // The default is reverse order. |
| for (int i = Constants.ADDR_SPECIFIC_USE; i >= Constants.ADDR_TV; --i) { |
| if (pickPredicate.test(i)) { |
| pollingCandidates.add(i); |
| } |
| } |
| break; |
| } |
| return pollingCandidates; |
| } |
| |
| @ServiceThreadOnly |
| private void runDevicePolling(final int sourceAddress, |
| final List<Integer> candidates, final int retryCount, |
| final DevicePollingCallback callback, final List<Integer> allocated) { |
| assertRunOnServiceThread(); |
| if (candidates.isEmpty()) { |
| if (callback != null) { |
| HdmiLogger.debug("[P]:AllocatedAddress=%s", allocated.toString()); |
| callback.onPollingFinished(allocated); |
| } |
| return; |
| } |
| |
| final Integer candidate = candidates.remove(0); |
| // Proceed polling action for the next address once polling action for the |
| // previous address is done. |
| runOnIoThread(new Runnable() { |
| @Override |
| public void run() { |
| if (sendPollMessage(sourceAddress, candidate, retryCount)) { |
| allocated.add(candidate); |
| } |
| runOnServiceThread(new Runnable() { |
| @Override |
| public void run() { |
| runDevicePolling(sourceAddress, candidates, retryCount, callback, |
| allocated); |
| } |
| }); |
| } |
| }); |
| } |
| |
| @IoThreadOnly |
| private boolean sendPollMessage(int sourceAddress, int destinationAddress, int retryCount) { |
| assertRunOnIoThread(); |
| for (int i = 0; i < retryCount; ++i) { |
| // <Polling Message> is a message which has empty body. |
| int ret = |
| mNativeWrapperImpl.nativeSendCecCommand( |
| sourceAddress, destinationAddress, EMPTY_BODY); |
| if (ret == SendMessageResult.SUCCESS) { |
| return true; |
| } else if (ret != SendMessageResult.NACK) { |
| // Unusual failure |
| HdmiLogger.warning("Failed to send a polling message(%d->%d) with return code %d", |
| sourceAddress, destinationAddress, ret); |
| } |
| } |
| return false; |
| } |
| |
| private void assertRunOnIoThread() { |
| if (Looper.myLooper() != mIoHandler.getLooper()) { |
| throw new IllegalStateException("Should run on io thread."); |
| } |
| } |
| |
| private void assertRunOnServiceThread() { |
| if (Looper.myLooper() != mControlHandler.getLooper()) { |
| throw new IllegalStateException("Should run on service thread."); |
| } |
| } |
| |
| // Run a Runnable on IO thread. |
| // It should be careful to access member variables on IO thread because |
| // it can be accessed from system thread as well. |
| @VisibleForTesting |
| void runOnIoThread(Runnable runnable) { |
| mIoHandler.post(new WorkSourceUidPreservingRunnable(runnable)); |
| } |
| |
| @VisibleForTesting |
| void runOnServiceThread(Runnable runnable) { |
| mControlHandler.post(new WorkSourceUidPreservingRunnable(runnable)); |
| } |
| |
| @ServiceThreadOnly |
| void flush(final Runnable runnable) { |
| assertRunOnServiceThread(); |
| runOnIoThread(new Runnable() { |
| @Override |
| public void run() { |
| // This ensures the runnable for cleanup is performed after all the pending |
| // commands are processed by IO thread. |
| runOnServiceThread(runnable); |
| } |
| }); |
| } |
| |
| private boolean isAcceptableAddress(int address) { |
| // Can access command targeting devices available in local device or broadcast command. |
| if (address == Constants.ADDR_BROADCAST) { |
| return true; |
| } |
| return mService.getHdmiCecNetwork().isAllocatedLocalDeviceAddress(address); |
| } |
| |
| @ServiceThreadOnly |
| @VisibleForTesting |
| void onReceiveCommand(HdmiCecMessage message) { |
| assertRunOnServiceThread(); |
| if (((ACTION_ON_RECEIVE_MSG & CEC_DISABLED_IGNORE) == 0) |
| && !mService.isCecControlEnabled() |
| && !HdmiCecMessage.isCecTransportMessage(message.getOpcode())) { |
| if ((ACTION_ON_RECEIVE_MSG & CEC_DISABLED_LOG_WARNING) != 0) { |
| HdmiLogger.warning("Message " + message + " received when cec disabled"); |
| } |
| if ((ACTION_ON_RECEIVE_MSG & CEC_DISABLED_DROP_MSG) != 0) { |
| return; |
| } |
| } |
| if (mService.isAddressAllocated() && !isAcceptableAddress(message.getDestination())) { |
| return; |
| } |
| @Constants.HandleMessageResult int messageState = mService.handleCecCommand(message); |
| if (messageState == Constants.NOT_HANDLED) { |
| // Message was not handled |
| maySendFeatureAbortCommand(message, Constants.ABORT_UNRECOGNIZED_OPCODE); |
| } else if (messageState != Constants.HANDLED) { |
| // Message handler wants to send a feature abort |
| maySendFeatureAbortCommand(message, messageState); |
| } |
| } |
| |
| @ServiceThreadOnly |
| void maySendFeatureAbortCommand(HdmiCecMessage message, @Constants.AbortReason int reason) { |
| assertRunOnServiceThread(); |
| // Swap the source and the destination. |
| int src = message.getDestination(); |
| int dest = message.getSource(); |
| if (src == Constants.ADDR_BROADCAST || dest == Constants.ADDR_UNREGISTERED) { |
| // Don't reply <Feature Abort> from the unregistered devices or for the broadcasted |
| // messages. See CEC 12.2 Protocol General Rules for detail. |
| return; |
| } |
| int originalOpcode = message.getOpcode(); |
| if (originalOpcode == Constants.MESSAGE_FEATURE_ABORT) { |
| return; |
| } |
| sendCommand( |
| HdmiCecMessageBuilder.buildFeatureAbortCommand(src, dest, originalOpcode, reason)); |
| } |
| |
| @ServiceThreadOnly |
| void sendCommand(HdmiCecMessage cecMessage) { |
| assertRunOnServiceThread(); |
| sendCommand(cecMessage, null); |
| } |
| |
| /** |
| * Returns the calling UID of the original Binder call that triggered this code. |
| * If this code was not triggered by a Binder call, returns the UID of this process. |
| */ |
| private int getCallingUid() { |
| int workSourceUid = Binder.getCallingWorkSourceUid(); |
| if (workSourceUid == -1) { |
| return Binder.getCallingUid(); |
| } |
| return workSourceUid; |
| } |
| |
| @ServiceThreadOnly |
| void sendCommand(final HdmiCecMessage cecMessage, |
| final HdmiControlService.SendMessageCallback callback) { |
| assertRunOnServiceThread(); |
| List<String> sendResults = new ArrayList<>(); |
| runOnIoThread(new Runnable() { |
| @Override |
| public void run() { |
| HdmiLogger.debug("[S]:" + cecMessage); |
| byte[] body = buildBody(cecMessage.getOpcode(), cecMessage.getParams()); |
| int retransmissionCount = 0; |
| int errorCode = SendMessageResult.SUCCESS; |
| do { |
| errorCode = mNativeWrapperImpl.nativeSendCecCommand( |
| cecMessage.getSource(), cecMessage.getDestination(), body); |
| switch (errorCode) { |
| case SendMessageResult.SUCCESS: sendResults.add("ACK"); break; |
| case SendMessageResult.FAIL: sendResults.add("FAIL"); break; |
| case SendMessageResult.NACK: sendResults.add("NACK"); break; |
| case SendMessageResult.BUSY: sendResults.add("BUSY"); break; |
| } |
| if (errorCode == SendMessageResult.SUCCESS) { |
| break; |
| } |
| } while (retransmissionCount++ < HdmiConfig.RETRANSMISSION_COUNT); |
| |
| final int finalError = errorCode; |
| if (finalError != SendMessageResult.SUCCESS) { |
| Slog.w(TAG, "Failed to send " + cecMessage + " with errorCode=" + finalError); |
| } |
| runOnServiceThread(new Runnable() { |
| @Override |
| public void run() { |
| mHdmiCecAtomWriter.messageReported( |
| cecMessage, |
| FrameworkStatsLog.HDMI_CEC_MESSAGE_REPORTED__DIRECTION__OUTGOING, |
| getCallingUid(), |
| finalError |
| ); |
| if (callback != null) { |
| callback.onSendCompleted(finalError); |
| } |
| } |
| }); |
| } |
| }); |
| |
| addCecMessageToHistory(false /* isReceived */, cecMessage, sendResults); |
| } |
| |
| /** |
| * Called when incoming CEC message arrived. |
| */ |
| @ServiceThreadOnly |
| private void handleIncomingCecCommand(int srcAddress, int dstAddress, byte[] body) { |
| assertRunOnServiceThread(); |
| |
| if (body.length == 0) { |
| Slog.e(TAG, "Message with empty body received."); |
| return; |
| } |
| |
| HdmiCecMessage command = HdmiCecMessage.build(srcAddress, dstAddress, body[0], |
| Arrays.copyOfRange(body, 1, body.length)); |
| |
| if (command.getValidationResult() != HdmiCecMessageValidator.OK) { |
| Slog.e(TAG, "Invalid message received: " + command); |
| } |
| |
| HdmiLogger.debug("[R]:" + command); |
| addCecMessageToHistory(true /* isReceived */, command, null); |
| |
| mHdmiCecAtomWriter.messageReported(command, |
| incomingMessageDirection(srcAddress, dstAddress), getCallingUid()); |
| |
| onReceiveCommand(command); |
| } |
| |
| /** |
| * Computes the direction of an incoming message, as implied by the source and |
| * destination addresses. This will usually return INCOMING; if not, it can indicate a bug. |
| */ |
| private int incomingMessageDirection(int srcAddress, int dstAddress) { |
| boolean sourceIsLocal = false; |
| boolean destinationIsLocal = dstAddress == Constants.ADDR_BROADCAST; |
| for (HdmiCecLocalDevice localDevice : mService.getHdmiCecNetwork().getLocalDeviceList()) { |
| int logicalAddress = localDevice.getDeviceInfo().getLogicalAddress(); |
| if (logicalAddress == srcAddress) { |
| sourceIsLocal = true; |
| } |
| if (logicalAddress == dstAddress) { |
| destinationIsLocal = true; |
| } |
| } |
| |
| if (!sourceIsLocal && destinationIsLocal) { |
| return HdmiStatsEnums.INCOMING; |
| } else if (sourceIsLocal && destinationIsLocal) { |
| return HdmiStatsEnums.TO_SELF; |
| } |
| return HdmiStatsEnums.MESSAGE_DIRECTION_OTHER; |
| } |
| |
| /** |
| * Called when a hotplug event issues. |
| */ |
| @ServiceThreadOnly |
| private void handleHotplug(int port, boolean connected) { |
| assertRunOnServiceThread(); |
| HdmiLogger.debug("Hotplug event:[port:%d, connected:%b]", port, connected); |
| addHotplugEventToHistory(port, connected); |
| mService.onHotplug(port, connected); |
| } |
| |
| @ServiceThreadOnly |
| private void addHotplugEventToHistory(int port, boolean connected) { |
| assertRunOnServiceThread(); |
| addEventToHistory(new HotplugHistoryRecord(port, connected)); |
| } |
| |
| @ServiceThreadOnly |
| private void addCecMessageToHistory(boolean isReceived, HdmiCecMessage message, |
| List<String> sendResults) { |
| assertRunOnServiceThread(); |
| addEventToHistory(new MessageHistoryRecord(isReceived, message, sendResults)); |
| } |
| |
| private void addEventToHistory(Dumpable event) { |
| synchronized (mMessageHistoryLock) { |
| if (!mMessageHistory.offer(event)) { |
| mMessageHistory.poll(); |
| mMessageHistory.offer(event); |
| } |
| } |
| } |
| |
| int getMessageHistorySize() { |
| synchronized (mMessageHistoryLock) { |
| return mMessageHistory.size() + mMessageHistory.remainingCapacity(); |
| } |
| } |
| |
| boolean setMessageHistorySize(int newSize) { |
| if (newSize < INITIAL_HDMI_MESSAGE_HISTORY_SIZE) { |
| return false; |
| } |
| ArrayBlockingQueue<Dumpable> newMessageHistory = new ArrayBlockingQueue<>(newSize); |
| |
| synchronized (mMessageHistoryLock) { |
| if (newSize < mMessageHistory.size()) { |
| for (int i = 0; i < mMessageHistory.size() - newSize; i++) { |
| mMessageHistory.poll(); |
| } |
| } |
| |
| newMessageHistory.addAll(mMessageHistory); |
| mMessageHistory = newMessageHistory; |
| } |
| return true; |
| } |
| |
| void dump(final IndentingPrintWriter pw) { |
| pw.println("CEC message history:"); |
| pw.increaseIndent(); |
| final SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); |
| for (Dumpable record : mMessageHistory) { |
| record.dump(pw, sdf); |
| } |
| pw.decreaseIndent(); |
| } |
| |
| protected interface NativeWrapper { |
| 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 enableWakeupByOtp(boolean enabled); |
| |
| void enableCec(boolean enabled); |
| |
| void enableSystemCecControl(boolean enabled); |
| |
| void nativeSetLanguage(String language); |
| void nativeEnableAudioReturnChannel(int port, boolean flag); |
| boolean nativeIsConnected(int port); |
| void nativeSetHpdSignalType(int signal, int portId); |
| int nativeGetHpdSignalType(int portId); |
| } |
| |
| private static final class NativeWrapperImplAidl |
| implements NativeWrapper, IBinder.DeathRecipient { |
| private IHdmiCec mHdmiCec; |
| private IHdmiConnection mHdmiConnection; |
| @Nullable private HdmiCecCallback mCallback; |
| |
| private final Object mLock = new Object(); |
| |
| @Override |
| public String nativeInit() { |
| return connectToHal() ? mHdmiCec.toString() + " " + mHdmiConnection.toString() : null; |
| } |
| |
| boolean connectToHal() { |
| mHdmiCec = |
| IHdmiCec.Stub.asInterface( |
| ServiceManager.getService(IHdmiCec.DESCRIPTOR + "/default")); |
| if (mHdmiCec == null) { |
| HdmiLogger.error("Could not initialize HDMI CEC AIDL HAL"); |
| return false; |
| } |
| try { |
| mHdmiCec.asBinder().linkToDeath(this, 0); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't link to death : ", e); |
| } |
| |
| mHdmiConnection = |
| IHdmiConnection.Stub.asInterface( |
| ServiceManager.getService(IHdmiConnection.DESCRIPTOR + "/default")); |
| if (mHdmiConnection == null) { |
| HdmiLogger.error("Could not initialize HDMI Connection AIDL HAL"); |
| return false; |
| } |
| try { |
| mHdmiConnection.asBinder().linkToDeath(this, 0); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't link to death : ", e); |
| } |
| return true; |
| } |
| |
| @Override |
| public void binderDied() { |
| // One of the services died, try to reconnect to both. |
| mHdmiCec.asBinder().unlinkToDeath(this, 0); |
| mHdmiConnection.asBinder().unlinkToDeath(this, 0); |
| HdmiLogger.error("HDMI Connection or CEC service died, reconnecting"); |
| connectToHal(); |
| // Reconnect the callback |
| if (mCallback != null) { |
| setCallback(mCallback); |
| } |
| } |
| |
| @Override |
| public void setCallback(HdmiCecCallback callback) { |
| mCallback = callback; |
| try { |
| // Create an AIDL callback that can callback onCecMessage |
| mHdmiCec.setCallback(new HdmiCecCallbackAidl(callback)); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't initialise tv.cec callback : ", e); |
| } |
| try { |
| // Create an AIDL callback that can callback onHotplugEvent |
| mHdmiConnection.setCallback(new HdmiConnectionCallbackAidl(callback)); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't initialise tv.hdmi callback : ", e); |
| } |
| } |
| |
| @Override |
| public int nativeSendCecCommand(int srcAddress, int dstAddress, byte[] body) { |
| CecMessage message = new CecMessage(); |
| message.initiator = (byte) (srcAddress & 0xF); |
| message.destination = (byte) (dstAddress & 0xF); |
| message.body = body; |
| try { |
| return mHdmiCec.sendMessage(message); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to send CEC message : ", e); |
| return SendMessageResult.FAIL; |
| } |
| } |
| |
| @Override |
| public int nativeAddLogicalAddress(int logicalAddress) { |
| try { |
| return mHdmiCec.addLogicalAddress((byte) logicalAddress); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to add a logical address : ", e); |
| return Result.FAILURE_INVALID_ARGS; |
| } |
| } |
| |
| @Override |
| public void nativeClearLogicalAddress() { |
| try { |
| mHdmiCec.clearLogicalAddress(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to clear logical address : ", e); |
| } |
| } |
| |
| @Override |
| public int nativeGetPhysicalAddress() { |
| try { |
| return mHdmiCec.getPhysicalAddress(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get physical address : ", e); |
| return INVALID_PHYSICAL_ADDRESS; |
| } |
| } |
| |
| @Override |
| public int nativeGetVersion() { |
| try { |
| return mHdmiCec.getCecVersion(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get cec version : ", e); |
| return Result.FAILURE_UNKNOWN; |
| } |
| } |
| |
| @Override |
| 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 enableWakeupByOtp(boolean enabled) { |
| try { |
| mHdmiCec.enableWakeupByOtp(enabled); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed call to enableWakeupByOtp : ", e); |
| } |
| } |
| |
| @Override |
| public void enableCec(boolean enabled) { |
| try { |
| mHdmiCec.enableCec(enabled); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed call to enableCec : ", e); |
| } |
| } |
| |
| @Override |
| public void enableSystemCecControl(boolean enabled) { |
| try { |
| mHdmiCec.enableSystemCecControl(enabled); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed call to enableSystemCecControl : ", e); |
| } |
| } |
| |
| @Override |
| 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 HdmiPortInfo[] nativeGetPortInfos() { |
| try { |
| android.hardware.tv.hdmi.connection.HdmiPortInfo[] hdmiPortInfos = |
| mHdmiConnection.getPortInfo(); |
| HdmiPortInfo[] hdmiPortInfo = new HdmiPortInfo[hdmiPortInfos.length]; |
| int i = 0; |
| for (android.hardware.tv.hdmi.connection.HdmiPortInfo portInfo : hdmiPortInfos) { |
| hdmiPortInfo[i] = new HdmiPortInfo.Builder( |
| portInfo.portId, |
| portInfo.type, |
| portInfo.physicalAddress) |
| .setCecSupported(portInfo.cecSupported) |
| .setMhlSupported(false) |
| .setArcSupported(portInfo.arcSupported) |
| .setEarcSupported(portInfo.eArcSupported) |
| .build(); |
| i++; |
| } |
| return hdmiPortInfo; |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get port information : ", e); |
| return null; |
| } |
| } |
| |
| @Override |
| public boolean nativeIsConnected(int port) { |
| try { |
| return mHdmiConnection.isConnected(port); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get connection info : ", e); |
| return false; |
| } |
| } |
| |
| @Override |
| public void nativeSetHpdSignalType(int signal, int portId) { |
| try { |
| mHdmiConnection.setHpdSignal((byte) signal, portId); |
| } catch (ServiceSpecificException sse) { |
| HdmiLogger.error( |
| "Could not set HPD signal type for portId " + portId + " to " + signal |
| + ". Error: ", sse.errorCode); |
| } catch (RemoteException e) { |
| HdmiLogger.error( |
| "Could not set HPD signal type for portId " + portId + " to " + signal |
| + ". Exception: ", e); |
| } |
| } |
| |
| @Override |
| public int nativeGetHpdSignalType(int portId) { |
| try { |
| return mHdmiConnection.getHpdSignal(portId); |
| } catch (RemoteException e) { |
| HdmiLogger.error( |
| "Could not get HPD signal type for portId " + portId + ". Exception: ", e); |
| return Constants.HDMI_HPD_TYPE_PHYSICAL; |
| } |
| } |
| } |
| |
| private static final class NativeWrapperImpl11 implements NativeWrapper, |
| IHwBinder.DeathRecipient, getPhysicalAddressCallback { |
| private android.hardware.tv.cec.V1_1.IHdmiCec mHdmiCec; |
| @Nullable private HdmiCecCallback mCallback; |
| |
| private final Object mLock = new Object(); |
| private int mPhysicalAddress = INVALID_PHYSICAL_ADDRESS; |
| |
| @Override |
| public String nativeInit() { |
| return (connectToHal() ? mHdmiCec.toString() : null); |
| } |
| |
| boolean connectToHal() { |
| try { |
| mHdmiCec = android.hardware.tv.cec.V1_1.IHdmiCec.getService(true); |
| try { |
| mHdmiCec.linkToDeath(this, HDMI_CEC_HAL_DEATH_COOKIE); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't link to death : ", e); |
| } |
| } catch (RemoteException | NoSuchElementException e) { |
| HdmiLogger.error("Couldn't connect to [email protected]", e); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public void onValues(int result, short addr) { |
| if (result == Result.SUCCESS) { |
| synchronized (mLock) { |
| mPhysicalAddress = new Short(addr).intValue(); |
| } |
| } |
| } |
| |
| @Override |
| public void serviceDied(long cookie) { |
| if (cookie == HDMI_CEC_HAL_DEATH_COOKIE) { |
| HdmiLogger.error("Service died cookie : " + cookie + "; reconnecting"); |
| connectToHal(); |
| // Reconnect the callback |
| if (mCallback != null) { |
| setCallback(mCallback); |
| } |
| } |
| } |
| |
| @Override |
| public void setCallback(HdmiCecCallback callback) { |
| mCallback = callback; |
| try { |
| mHdmiCec.setCallback_1_1(new HdmiCecCallback11(callback)); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't initialise tv.cec callback : ", e); |
| } |
| } |
| |
| @Override |
| public int nativeSendCecCommand(int srcAddress, int dstAddress, byte[] body) { |
| android.hardware.tv.cec.V1_1.CecMessage message = |
| new android.hardware.tv.cec.V1_1.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_1_1(message); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to send CEC message : ", e); |
| return SendMessageResult.FAIL; |
| } |
| } |
| |
| @Override |
| public int nativeAddLogicalAddress(int logicalAddress) { |
| try { |
| return mHdmiCec.addLogicalAddress_1_1(logicalAddress); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to add a logical address : ", e); |
| return Result.FAILURE_INVALID_ARGS; |
| } |
| } |
| |
| @Override |
| public void nativeClearLogicalAddress() { |
| try { |
| mHdmiCec.clearLogicalAddress(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to clear logical address : ", e); |
| } |
| } |
| |
| @Override |
| 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 nativeGetVersion() { |
| try { |
| return mHdmiCec.getCecVersion(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get cec version : ", e); |
| return Result.FAILURE_UNKNOWN; |
| } |
| } |
| |
| @Override |
| public int nativeGetVendorId() { |
| try { |
| return mHdmiCec.getVendorId(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get vendor id : ", e); |
| return Result.FAILURE_UNKNOWN; |
| } |
| } |
| |
| @Override |
| 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.Builder( |
| portInfo.portId, |
| portInfo.type, |
| portInfo.physicalAddress) |
| .setCecSupported(portInfo.cecSupported) |
| .setMhlSupported(false) |
| .setArcSupported(portInfo.arcSupported) |
| .setEarcSupported(false) |
| .build(); |
| i++; |
| } |
| return hdmiPortInfo; |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get port information : ", e); |
| return null; |
| } |
| } |
| |
| private void nativeSetOption(int flag, boolean enabled) { |
| try { |
| mHdmiCec.setOption(flag, enabled); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to set option : ", e); |
| } |
| } |
| |
| @Override |
| public void enableWakeupByOtp(boolean enabled) { |
| nativeSetOption(OptionKey.WAKEUP, enabled); |
| } |
| |
| @Override |
| public void enableCec(boolean enabled) { |
| nativeSetOption(OptionKey.ENABLE_CEC, enabled); |
| } |
| |
| @Override |
| public void enableSystemCecControl(boolean enabled) { |
| nativeSetOption(OptionKey.SYSTEM_CEC_CONTROL, enabled); |
| } |
| |
| @Override |
| 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 nativeSetHpdSignalType(int signal, int portId) { |
| HdmiLogger.error( |
| "Failed to set HPD signal type: not supported by HAL."); |
| } |
| |
| @Override |
| public int nativeGetHpdSignalType(int portId) { |
| HdmiLogger.error( |
| "Failed to get HPD signal type: not supported by HAL."); |
| return Constants.HDMI_HPD_TYPE_PHYSICAL; |
| } |
| } |
| |
| private static final class NativeWrapperImpl implements NativeWrapper, |
| IHwBinder.DeathRecipient, getPhysicalAddressCallback { |
| private android.hardware.tv.cec.V1_0.IHdmiCec mHdmiCec; |
| @Nullable private HdmiCecCallback mCallback; |
| |
| private final Object mLock = new Object(); |
| private int mPhysicalAddress = INVALID_PHYSICAL_ADDRESS; |
| |
| @Override |
| public String nativeInit() { |
| return (connectToHal() ? mHdmiCec.toString() : null); |
| } |
| |
| boolean connectToHal() { |
| try { |
| mHdmiCec = android.hardware.tv.cec.V1_0.IHdmiCec.getService(true); |
| try { |
| mHdmiCec.linkToDeath(this, HDMI_CEC_HAL_DEATH_COOKIE); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't link to death : ", e); |
| } |
| } catch (RemoteException | NoSuchElementException e) { |
| HdmiLogger.error("Couldn't connect to [email protected]", e); |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public void setCallback(@NonNull HdmiCecCallback callback) { |
| mCallback = callback; |
| try { |
| mHdmiCec.setCallback(new HdmiCecCallback10(callback)); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Couldn't initialise tv.cec callback : ", e); |
| } |
| } |
| |
| @Override |
| public int nativeSendCecCommand(int srcAddress, int dstAddress, byte[] body) { |
| android.hardware.tv.cec.V1_0.CecMessage message = |
| new android.hardware.tv.cec.V1_0.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 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 void nativeClearLogicalAddress() { |
| try { |
| mHdmiCec.clearLogicalAddress(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to clear logical address : ", e); |
| } |
| } |
| |
| @Override |
| 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 nativeGetVersion() { |
| try { |
| return mHdmiCec.getCecVersion(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get cec version : ", e); |
| return Result.FAILURE_UNKNOWN; |
| } |
| } |
| |
| @Override |
| public int nativeGetVendorId() { |
| try { |
| return mHdmiCec.getVendorId(); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get vendor id : ", e); |
| return Result.FAILURE_UNKNOWN; |
| } |
| } |
| |
| @Override |
| 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.Builder( |
| portInfo.portId, |
| portInfo.type, |
| portInfo.physicalAddress) |
| .setCecSupported(portInfo.cecSupported) |
| .setMhlSupported(false) |
| .setArcSupported(portInfo.arcSupported) |
| .setEarcSupported(false) |
| .build(); |
| i++; |
| } |
| return hdmiPortInfo; |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to get port information : ", e); |
| return null; |
| } |
| } |
| |
| private void nativeSetOption(int flag, boolean enabled) { |
| try { |
| mHdmiCec.setOption(flag, enabled); |
| } catch (RemoteException e) { |
| HdmiLogger.error("Failed to set option : ", e); |
| } |
| } |
| |
| @Override |
| public void enableWakeupByOtp(boolean enabled) { |
| nativeSetOption(OptionKey.WAKEUP, enabled); |
| } |
| |
| @Override |
| public void enableCec(boolean enabled) { |
| nativeSetOption(OptionKey.ENABLE_CEC, enabled); |
| } |
| |
| @Override |
| public void enableSystemCecControl(boolean enabled) { |
| nativeSetOption(OptionKey.SYSTEM_CEC_CONTROL, enabled); |
| } |
| |
| @Override |
| 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 nativeSetHpdSignalType(int signal, int portId) { |
| HdmiLogger.error( |
| "Failed to set HPD signal type: not supported by HAL."); |
| } |
| |
| @Override |
| public int nativeGetHpdSignalType(int portId) { |
| HdmiLogger.error( |
| "Failed to get HPD signal type: not supported by HAL."); |
| return Constants.HDMI_HPD_TYPE_PHYSICAL; |
| } |
| |
| @Override |
| public void serviceDied(long cookie) { |
| if (cookie == HDMI_CEC_HAL_DEATH_COOKIE) { |
| HdmiLogger.error("Service died cookie : " + cookie + "; reconnecting"); |
| connectToHal(); |
| // Reconnect the callback |
| if (mCallback != null) { |
| setCallback(mCallback); |
| } |
| } |
| } |
| |
| @Override |
| public void onValues(int result, short addr) { |
| if (result == Result.SUCCESS) { |
| synchronized (mLock) { |
| mPhysicalAddress = new Short(addr).intValue(); |
| } |
| } |
| } |
| } |
| |
| final class HdmiCecCallback { |
| @VisibleForTesting |
| public void onCecMessage(int initiator, int destination, byte[] body) { |
| runOnServiceThread( |
| () -> handleIncomingCecCommand(initiator, destination, body)); |
| } |
| |
| @VisibleForTesting |
| public void onHotplugEvent(int portId, boolean connected) { |
| runOnServiceThread(() -> handleHotplug(portId, connected)); |
| } |
| } |
| |
| private static final class HdmiCecCallback10 |
| extends android.hardware.tv.cec.V1_0.IHdmiCecCallback.Stub { |
| private final HdmiCecCallback mHdmiCecCallback; |
| |
| HdmiCecCallback10(HdmiCecCallback hdmiCecCallback) { |
| mHdmiCecCallback = hdmiCecCallback; |
| } |
| |
| @Override |
| public void onCecMessage(android.hardware.tv.cec.V1_0.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); |
| } |
| mHdmiCecCallback.onCecMessage(message.initiator, message.destination, body); |
| } |
| |
| @Override |
| public void onHotplugEvent(HotplugEvent event) throws RemoteException { |
| mHdmiCecCallback.onHotplugEvent(event.portId, event.connected); |
| } |
| } |
| |
| private static final class HdmiCecCallback11 |
| extends android.hardware.tv.cec.V1_1.IHdmiCecCallback.Stub { |
| private final HdmiCecCallback mHdmiCecCallback; |
| |
| HdmiCecCallback11(HdmiCecCallback hdmiCecCallback) { |
| mHdmiCecCallback = hdmiCecCallback; |
| } |
| |
| @Override |
| public void onCecMessage_1_1(android.hardware.tv.cec.V1_1.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); |
| } |
| mHdmiCecCallback.onCecMessage(message.initiator, message.destination, body); |
| } |
| |
| @Override |
| public void onCecMessage(android.hardware.tv.cec.V1_0.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); |
| } |
| mHdmiCecCallback.onCecMessage(message.initiator, message.destination, body); |
| } |
| |
| @Override |
| public void onHotplugEvent(HotplugEvent event) throws RemoteException { |
| mHdmiCecCallback.onHotplugEvent(event.portId, event.connected); |
| } |
| } |
| |
| private static final class HdmiCecCallbackAidl extends IHdmiCecCallback.Stub { |
| private final HdmiCecCallback mHdmiCecCallback; |
| |
| HdmiCecCallbackAidl(HdmiCecCallback hdmiCecCallback) { |
| mHdmiCecCallback = hdmiCecCallback; |
| } |
| |
| @Override |
| public void onCecMessage(CecMessage message) throws RemoteException { |
| mHdmiCecCallback.onCecMessage(message.initiator, message.destination, message.body); |
| } |
| |
| @Override |
| public synchronized String getInterfaceHash() throws android.os.RemoteException { |
| return IHdmiCecCallback.Stub.HASH; |
| } |
| |
| @Override |
| public int getInterfaceVersion() throws android.os.RemoteException { |
| return IHdmiCecCallback.Stub.VERSION; |
| } |
| } |
| |
| private static final class HdmiConnectionCallbackAidl extends IHdmiConnectionCallback.Stub { |
| private final HdmiCecCallback mHdmiCecCallback; |
| |
| HdmiConnectionCallbackAidl(HdmiCecCallback hdmiCecCallback) { |
| mHdmiCecCallback = hdmiCecCallback; |
| } |
| |
| @Override |
| public void onHotplugEvent(boolean connected, int portId) throws RemoteException { |
| mHdmiCecCallback.onHotplugEvent(portId, connected); |
| } |
| |
| @Override |
| public synchronized String getInterfaceHash() throws android.os.RemoteException { |
| return IHdmiConnectionCallback.Stub.HASH; |
| } |
| |
| @Override |
| public int getInterfaceVersion() throws android.os.RemoteException { |
| return IHdmiConnectionCallback.Stub.VERSION; |
| } |
| } |
| |
| public abstract static class Dumpable { |
| protected final long mTime; |
| |
| Dumpable() { |
| mTime = System.currentTimeMillis(); |
| } |
| |
| abstract void dump(IndentingPrintWriter pw, SimpleDateFormat sdf); |
| } |
| |
| private static final class MessageHistoryRecord extends Dumpable { |
| private final boolean mIsReceived; // true if received message and false if sent message |
| private final HdmiCecMessage mMessage; |
| private final List<String> mSendResults; |
| |
| MessageHistoryRecord(boolean isReceived, HdmiCecMessage message, List<String> sendResults) { |
| super(); |
| mIsReceived = isReceived; |
| mMessage = message; |
| mSendResults = sendResults; |
| } |
| |
| @Override |
| void dump(final IndentingPrintWriter pw, SimpleDateFormat sdf) { |
| pw.print(mIsReceived ? "[R]" : "[S]"); |
| pw.print(" time="); |
| pw.print(sdf.format(new Date(mTime))); |
| pw.print(" message="); |
| pw.print(mMessage); |
| |
| StringBuilder results = new StringBuilder(); |
| if (!mIsReceived && mSendResults != null) { |
| results.append(" ("); |
| results.append(String.join(", ", mSendResults)); |
| results.append(")"); |
| } |
| |
| pw.println(results); |
| } |
| } |
| |
| private static final class HotplugHistoryRecord extends Dumpable { |
| private final int mPort; |
| private final boolean mConnected; |
| |
| HotplugHistoryRecord(int port, boolean connected) { |
| super(); |
| mPort = port; |
| mConnected = connected; |
| } |
| |
| @Override |
| void dump(final IndentingPrintWriter pw, SimpleDateFormat sdf) { |
| pw.print("[H]"); |
| pw.print(" time="); |
| pw.print(sdf.format(new Date(mTime))); |
| pw.print(" hotplug port="); |
| pw.print(mPort); |
| pw.print(" connected="); |
| pw.println(mConnected); |
| } |
| } |
| } |
