HdmiControlService.java revision 6f87b4e6b6db76cb32d449ad1fdf1946ff4e96f7
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.hdmi; 18 19import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_ADD_DEVICE; 20import static android.hardware.hdmi.HdmiControlManager.DEVICE_EVENT_REMOVE_DEVICE; 21import static com.android.server.hdmi.Constants.DISABLED; 22import static com.android.server.hdmi.Constants.ENABLED; 23import static com.android.server.hdmi.Constants.OPTION_CEC_AUTO_WAKEUP; 24import static com.android.server.hdmi.Constants.OPTION_CEC_ENABLE; 25import static com.android.server.hdmi.Constants.OPTION_CEC_SERVICE_CONTROL; 26import static com.android.server.hdmi.Constants.OPTION_MHL_ENABLE; 27import static com.android.server.hdmi.Constants.OPTION_MHL_INPUT_SWITCHING; 28import static com.android.server.hdmi.Constants.OPTION_MHL_POWER_CHARGE; 29 30import android.annotation.Nullable; 31import android.content.BroadcastReceiver; 32import android.content.ContentResolver; 33import android.content.Context; 34import android.content.Intent; 35import android.content.IntentFilter; 36import android.database.ContentObserver; 37import android.hardware.hdmi.HdmiControlManager; 38import android.hardware.hdmi.HdmiDeviceInfo; 39import android.hardware.hdmi.HdmiHotplugEvent; 40import android.hardware.hdmi.HdmiPortInfo; 41import android.hardware.hdmi.IHdmiControlCallback; 42import android.hardware.hdmi.IHdmiControlService; 43import android.hardware.hdmi.IHdmiDeviceEventListener; 44import android.hardware.hdmi.IHdmiHotplugEventListener; 45import android.hardware.hdmi.IHdmiInputChangeListener; 46import android.hardware.hdmi.IHdmiMhlVendorCommandListener; 47import android.hardware.hdmi.IHdmiRecordListener; 48import android.hardware.hdmi.IHdmiSystemAudioModeChangeListener; 49import android.hardware.hdmi.IHdmiVendorCommandListener; 50import android.media.AudioManager; 51import android.net.Uri; 52import android.os.Build; 53import android.os.Handler; 54import android.os.HandlerThread; 55import android.os.IBinder; 56import android.os.Looper; 57import android.os.PowerManager; 58import android.os.RemoteException; 59import android.os.SystemClock; 60import android.os.SystemProperties; 61import android.os.UserHandle; 62import android.provider.Settings.Global; 63import android.text.TextUtils; 64import android.util.ArraySet; 65import android.util.Slog; 66import android.util.SparseArray; 67import android.util.SparseIntArray; 68 69import com.android.internal.annotations.GuardedBy; 70import com.android.internal.util.IndentingPrintWriter; 71import com.android.server.SystemService; 72import com.android.server.hdmi.HdmiAnnotations.ServiceThreadOnly; 73import com.android.server.hdmi.HdmiCecController.AllocateAddressCallback; 74import com.android.server.hdmi.HdmiCecLocalDevice.ActiveSource; 75import com.android.server.hdmi.HdmiCecLocalDevice.PendingActionClearedCallback; 76 77import libcore.util.EmptyArray; 78 79import java.io.FileDescriptor; 80import java.io.PrintWriter; 81import java.util.ArrayList; 82import java.util.Arrays; 83import java.util.Collections; 84import java.util.List; 85import java.util.Locale; 86 87/** 88 * Provides a service for sending and processing HDMI control messages, 89 * HDMI-CEC and MHL control command, and providing the information on both standard. 90 */ 91public final class HdmiControlService extends SystemService { 92 private static final String TAG = "HdmiControlService"; 93 94 static final String PERMISSION = "android.permission.HDMI_CEC"; 95 96 // The reason code to initiate intializeCec(). 97 static final int INITIATED_BY_ENABLE_CEC = 0; 98 static final int INITIATED_BY_BOOT_UP = 1; 99 static final int INITIATED_BY_SCREEN_ON = 2; 100 static final int INITIATED_BY_WAKE_UP_MESSAGE = 3; 101 static final int INITIATED_BY_HOTPLUG = 4; 102 103 /** 104 * Interface to report send result. 105 */ 106 interface SendMessageCallback { 107 /** 108 * Called when {@link HdmiControlService#sendCecCommand} is completed. 109 * 110 * @param error result of send request. 111 * <ul> 112 * <li>{@link Constants#SEND_RESULT_SUCCESS} 113 * <li>{@link Constants#SEND_RESULT_NAK} 114 * <li>{@link Constants#SEND_RESULT_FAILURE} 115 * </ul> 116 */ 117 void onSendCompleted(int error); 118 } 119 120 /** 121 * Interface to get a list of available logical devices. 122 */ 123 interface DevicePollingCallback { 124 /** 125 * Called when device polling is finished. 126 * 127 * @param ackedAddress a list of logical addresses of available devices 128 */ 129 void onPollingFinished(List<Integer> ackedAddress); 130 } 131 132 private class HdmiControlBroadcastReceiver extends BroadcastReceiver { 133 @ServiceThreadOnly 134 @Override 135 public void onReceive(Context context, Intent intent) { 136 assertRunOnServiceThread(); 137 switch (intent.getAction()) { 138 case Intent.ACTION_SCREEN_OFF: 139 if (isPowerOnOrTransient()) { 140 onStandby(); 141 } 142 break; 143 case Intent.ACTION_SCREEN_ON: 144 if (isPowerStandbyOrTransient()) { 145 onWakeUp(); 146 } 147 break; 148 case Intent.ACTION_CONFIGURATION_CHANGED: 149 String language = Locale.getDefault().getISO3Language(); 150 if (!mLanguage.equals(language)) { 151 onLanguageChanged(language); 152 } 153 break; 154 } 155 } 156 } 157 158 // A thread to handle synchronous IO of CEC and MHL control service. 159 // Since all of CEC and MHL HAL interfaces processed in short time (< 200ms) 160 // and sparse call it shares a thread to handle IO operations. 161 private final HandlerThread mIoThread = new HandlerThread("Hdmi Control Io Thread"); 162 163 // Used to synchronize the access to the service. 164 private final Object mLock = new Object(); 165 166 // Type of logical devices hosted in the system. Stored in the unmodifiable list. 167 private final List<Integer> mLocalDevices; 168 169 // List of records for hotplug event listener to handle the the caller killed in action. 170 @GuardedBy("mLock") 171 private final ArrayList<HotplugEventListenerRecord> mHotplugEventListenerRecords = 172 new ArrayList<>(); 173 174 // List of records for device event listener to handle the caller killed in action. 175 @GuardedBy("mLock") 176 private final ArrayList<DeviceEventListenerRecord> mDeviceEventListenerRecords = 177 new ArrayList<>(); 178 179 // List of records for vendor command listener to handle the caller killed in action. 180 @GuardedBy("mLock") 181 private final ArrayList<VendorCommandListenerRecord> mVendorCommandListenerRecords = 182 new ArrayList<>(); 183 184 @GuardedBy("mLock") 185 private InputChangeListenerRecord mInputChangeListenerRecord; 186 187 @GuardedBy("mLock") 188 private HdmiRecordListenerRecord mRecordListenerRecord; 189 190 // Set to true while HDMI control is enabled. If set to false, HDMI-CEC/MHL protocol 191 // handling will be disabled and no request will be handled. 192 @GuardedBy("mLock") 193 private boolean mHdmiControlEnabled; 194 195 // Set to true while the service is in normal mode. While set to false, no input change is 196 // allowed. Used for situations where input change can confuse users such as channel auto-scan, 197 // system upgrade, etc., a.k.a. "prohibit mode". 198 @GuardedBy("mLock") 199 private boolean mProhibitMode; 200 201 // List of records for system audio mode change to handle the the caller killed in action. 202 private final ArrayList<SystemAudioModeChangeListenerRecord> 203 mSystemAudioModeChangeListenerRecords = new ArrayList<>(); 204 205 // Handler used to run a task in service thread. 206 private final Handler mHandler = new Handler(); 207 208 private final SettingsObserver mSettingsObserver; 209 210 private final HdmiControlBroadcastReceiver 211 mHdmiControlBroadcastReceiver = new HdmiControlBroadcastReceiver(); 212 213 @Nullable 214 private HdmiCecController mCecController; 215 216 // HDMI port information. Stored in the unmodifiable list to keep the static information 217 // from being modified. 218 private List<HdmiPortInfo> mPortInfo; 219 220 // Map from path(physical address) to port ID. 221 private UnmodifiableSparseIntArray mPortIdMap; 222 223 // Map from port ID to HdmiPortInfo. 224 private UnmodifiableSparseArray<HdmiPortInfo> mPortInfoMap; 225 226 // Map from port ID to HdmiDeviceInfo. 227 private UnmodifiableSparseArray<HdmiDeviceInfo> mPortDeviceMap; 228 229 private HdmiCecMessageValidator mMessageValidator; 230 231 @ServiceThreadOnly 232 private int mPowerStatus = HdmiControlManager.POWER_STATUS_STANDBY; 233 234 @ServiceThreadOnly 235 private String mLanguage = Locale.getDefault().getISO3Language(); 236 237 @ServiceThreadOnly 238 private boolean mStandbyMessageReceived = false; 239 240 @ServiceThreadOnly 241 private boolean mWakeUpMessageReceived = false; 242 243 @ServiceThreadOnly 244 private int mActivePortId = Constants.INVALID_PORT_ID; 245 246 // Set to true while the input change by MHL is allowed. 247 @GuardedBy("mLock") 248 private boolean mMhlInputChangeEnabled; 249 250 // List of records for MHL Vendor command listener to handle the caller killed in action. 251 @GuardedBy("mLock") 252 private final ArrayList<HdmiMhlVendorCommandListenerRecord> 253 mMhlVendorCommandListenerRecords = new ArrayList<>(); 254 255 @GuardedBy("mLock") 256 private List<HdmiDeviceInfo> mMhlDevices; 257 258 @Nullable 259 private HdmiMhlControllerStub mMhlController; 260 261 // Last input port before switching to the MHL port. Should switch back to this port 262 // when the mobile device sends the request one touch play with off. 263 // Gets invalidated if we go to other port/input. 264 @ServiceThreadOnly 265 private int mLastInputMhl = Constants.INVALID_PORT_ID; 266 267 public HdmiControlService(Context context) { 268 super(context); 269 mLocalDevices = getIntList(SystemProperties.get(Constants.PROPERTY_DEVICE_TYPE)); 270 mSettingsObserver = new SettingsObserver(mHandler); 271 } 272 273 private static List<Integer> getIntList(String string) { 274 ArrayList<Integer> list = new ArrayList<>(); 275 TextUtils.SimpleStringSplitter splitter = new TextUtils.SimpleStringSplitter(','); 276 splitter.setString(string); 277 for (String item : splitter) { 278 try { 279 list.add(Integer.parseInt(item)); 280 } catch (NumberFormatException e) { 281 Slog.w(TAG, "Can't parseInt: " + item); 282 } 283 } 284 return Collections.unmodifiableList(list); 285 } 286 287 @Override 288 public void onStart() { 289 mIoThread.start(); 290 mPowerStatus = HdmiControlManager.POWER_STATUS_TRANSIENT_TO_ON; 291 mProhibitMode = false; 292 mHdmiControlEnabled = readBooleanSetting(Global.HDMI_CONTROL_ENABLED, true); 293 mMhlInputChangeEnabled = readBooleanSetting(Global.MHL_INPUT_SWITCHING_ENABLED, true); 294 295 mCecController = HdmiCecController.create(this); 296 if (mCecController != null) { 297 // TODO: Remove this as soon as OEM's HAL implementation is corrected. 298 mCecController.setOption(OPTION_CEC_ENABLE, ENABLED); 299 300 // TODO: load value for mHdmiControlEnabled from preference. 301 if (mHdmiControlEnabled) { 302 initializeCec(INITIATED_BY_BOOT_UP); 303 } 304 } else { 305 Slog.i(TAG, "Device does not support HDMI-CEC."); 306 } 307 308 mMhlController = HdmiMhlControllerStub.create(this); 309 if (!mMhlController.isReady()) { 310 Slog.i(TAG, "Device does not support MHL-control."); 311 } 312 mMhlDevices = Collections.emptyList(); 313 314 initPortInfo(); 315 mMessageValidator = new HdmiCecMessageValidator(this); 316 publishBinderService(Context.HDMI_CONTROL_SERVICE, new BinderService()); 317 318 // Register broadcast receiver for power state change. 319 if (mCecController != null) { 320 IntentFilter filter = new IntentFilter(); 321 filter.addAction(Intent.ACTION_SCREEN_OFF); 322 filter.addAction(Intent.ACTION_SCREEN_ON); 323 filter.addAction(Intent.ACTION_CONFIGURATION_CHANGED); 324 getContext().registerReceiver(mHdmiControlBroadcastReceiver, filter); 325 } 326 } 327 328 /** 329 * Called when the initialization of local devices is complete. 330 */ 331 private void onInitializeCecComplete() { 332 if (mPowerStatus == HdmiControlManager.POWER_STATUS_TRANSIENT_TO_ON) { 333 mPowerStatus = HdmiControlManager.POWER_STATUS_ON; 334 } 335 mWakeUpMessageReceived = false; 336 337 if (isTvDevice()) { 338 mCecController.setOption(OPTION_CEC_AUTO_WAKEUP, toInt(tv().getAutoWakeup())); 339 registerContentObserver(); 340 } 341 } 342 343 private void registerContentObserver() { 344 ContentResolver resolver = getContext().getContentResolver(); 345 String[] settings = new String[] { 346 Global.HDMI_CONTROL_ENABLED, 347 Global.HDMI_CONTROL_AUTO_WAKEUP_ENABLED, 348 Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED, 349 Global.MHL_INPUT_SWITCHING_ENABLED, 350 Global.MHL_POWER_CHARGE_ENABLED 351 }; 352 for (String s : settings) { 353 resolver.registerContentObserver(Global.getUriFor(s), false, mSettingsObserver, 354 UserHandle.USER_ALL); 355 } 356 } 357 358 private class SettingsObserver extends ContentObserver { 359 public SettingsObserver(Handler handler) { 360 super(handler); 361 } 362 363 // onChange is set up to run in service thread. 364 @Override 365 public void onChange(boolean selfChange, Uri uri) { 366 String option = uri.getLastPathSegment(); 367 boolean enabled = readBooleanSetting(option, true); 368 switch (option) { 369 case Global.HDMI_CONTROL_ENABLED: 370 setControlEnabled(enabled); 371 break; 372 case Global.HDMI_CONTROL_AUTO_WAKEUP_ENABLED: 373 tv().setAutoWakeup(enabled); 374 setCecOption(OPTION_CEC_AUTO_WAKEUP, toInt(enabled)); 375 break; 376 case Global.HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED: 377 tv().setAutoDeviceOff(enabled); 378 // No need to propagate to HAL. 379 break; 380 case Global.MHL_INPUT_SWITCHING_ENABLED: 381 setMhlInputChangeEnabled(enabled); 382 break; 383 case Global.MHL_POWER_CHARGE_ENABLED: 384 mMhlController.setOption(OPTION_MHL_POWER_CHARGE, toInt(enabled)); 385 break; 386 } 387 } 388 } 389 390 private static int toInt(boolean enabled) { 391 return enabled ? ENABLED : DISABLED; 392 } 393 394 boolean readBooleanSetting(String key, boolean defVal) { 395 ContentResolver cr = getContext().getContentResolver(); 396 return Global.getInt(cr, key, toInt(defVal)) == ENABLED; 397 } 398 399 void writeBooleanSetting(String key, boolean value) { 400 ContentResolver cr = getContext().getContentResolver(); 401 Global.putInt(cr, key, toInt(value)); 402 } 403 404 private void unregisterSettingsObserver() { 405 getContext().getContentResolver().unregisterContentObserver(mSettingsObserver); 406 } 407 408 private void initializeCec(int initiatedBy) { 409 mCecController.setOption(OPTION_CEC_SERVICE_CONTROL, ENABLED); 410 initializeLocalDevices(initiatedBy); 411 } 412 413 @ServiceThreadOnly 414 private void initializeLocalDevices(final int initiatedBy) { 415 assertRunOnServiceThread(); 416 // A container for [Device type, Local device info]. 417 ArrayList<HdmiCecLocalDevice> localDevices = new ArrayList<>(); 418 for (int type : mLocalDevices) { 419 HdmiCecLocalDevice localDevice = mCecController.getLocalDevice(type); 420 if (localDevice == null) { 421 localDevice = HdmiCecLocalDevice.create(this, type); 422 } 423 localDevice.init(); 424 localDevices.add(localDevice); 425 } 426 // It's now safe to flush existing local devices from mCecController since they were 427 // already moved to 'localDevices'. 428 clearLocalDevices(); 429 allocateLogicalAddress(localDevices, initiatedBy); 430 } 431 432 @ServiceThreadOnly 433 private void allocateLogicalAddress(final ArrayList<HdmiCecLocalDevice> allocatingDevices, 434 final int initiatedBy) { 435 assertRunOnServiceThread(); 436 mCecController.clearLogicalAddress(); 437 final ArrayList<HdmiCecLocalDevice> allocatedDevices = new ArrayList<>(); 438 final int[] finished = new int[1]; 439 for (final HdmiCecLocalDevice localDevice : allocatingDevices) { 440 mCecController.allocateLogicalAddress(localDevice.getType(), 441 localDevice.getPreferredAddress(), new AllocateAddressCallback() { 442 @Override 443 public void onAllocated(int deviceType, int logicalAddress) { 444 if (logicalAddress == Constants.ADDR_UNREGISTERED) { 445 Slog.e(TAG, "Failed to allocate address:[device_type:" + deviceType + "]"); 446 } else { 447 // Set POWER_STATUS_ON to all local devices because they share lifetime 448 // with system. 449 HdmiDeviceInfo deviceInfo = createDeviceInfo(logicalAddress, deviceType, 450 HdmiControlManager.POWER_STATUS_ON); 451 localDevice.setDeviceInfo(deviceInfo); 452 mCecController.addLocalDevice(deviceType, localDevice); 453 mCecController.addLogicalAddress(logicalAddress); 454 allocatedDevices.add(localDevice); 455 } 456 457 // Address allocation completed for all devices. Notify each device. 458 if (allocatingDevices.size() == ++finished[0]) { 459 if (initiatedBy != INITIATED_BY_HOTPLUG) { 460 // In case of the hotplug we don't call onInitializeCecComplete() 461 // since we reallocate the logical address only. 462 onInitializeCecComplete(); 463 } 464 notifyAddressAllocated(allocatedDevices, initiatedBy); 465 } 466 } 467 }); 468 } 469 } 470 471 @ServiceThreadOnly 472 private void notifyAddressAllocated(ArrayList<HdmiCecLocalDevice> devices, int initiatedBy) { 473 assertRunOnServiceThread(); 474 for (HdmiCecLocalDevice device : devices) { 475 int address = device.getDeviceInfo().getLogicalAddress(); 476 device.handleAddressAllocated(address, initiatedBy); 477 } 478 } 479 480 // Initialize HDMI port information. Combine the information from CEC and MHL HAL and 481 // keep them in one place. 482 @ServiceThreadOnly 483 private void initPortInfo() { 484 assertRunOnServiceThread(); 485 HdmiPortInfo[] cecPortInfo = null; 486 487 // CEC HAL provides majority of the info while MHL does only MHL support flag for 488 // each port. Return empty array if CEC HAL didn't provide the info. 489 if (mCecController != null) { 490 cecPortInfo = mCecController.getPortInfos(); 491 } 492 if (cecPortInfo == null) { 493 return; 494 } 495 496 SparseArray<HdmiPortInfo> portInfoMap = new SparseArray<>(); 497 SparseIntArray portIdMap = new SparseIntArray(); 498 SparseArray<HdmiDeviceInfo> portDeviceMap = new SparseArray<>(); 499 for (HdmiPortInfo info : cecPortInfo) { 500 portIdMap.put(info.getAddress(), info.getId()); 501 portInfoMap.put(info.getId(), info); 502 portDeviceMap.put(info.getId(), new HdmiDeviceInfo(info.getAddress(), info.getId())); 503 } 504 mPortIdMap = new UnmodifiableSparseIntArray(portIdMap); 505 mPortInfoMap = new UnmodifiableSparseArray<>(portInfoMap); 506 mPortDeviceMap = new UnmodifiableSparseArray<>(portDeviceMap); 507 508 HdmiPortInfo[] mhlPortInfo = mMhlController.getPortInfos(); 509 ArraySet<Integer> mhlSupportedPorts = new ArraySet<Integer>(mhlPortInfo.length); 510 for (HdmiPortInfo info : mhlPortInfo) { 511 if (info.isMhlSupported()) { 512 mhlSupportedPorts.add(info.getId()); 513 } 514 } 515 516 // Build HDMI port info list with CEC port info plus MHL supported flag. We can just use 517 // cec port info if we do not have have port that supports MHL. 518 if (mhlSupportedPorts.isEmpty()) { 519 mPortInfo = Collections.unmodifiableList(Arrays.asList(cecPortInfo)); 520 return; 521 } 522 ArrayList<HdmiPortInfo> result = new ArrayList<>(cecPortInfo.length); 523 for (HdmiPortInfo info : cecPortInfo) { 524 if (mhlSupportedPorts.contains(info.getId())) { 525 result.add(new HdmiPortInfo(info.getId(), info.getType(), info.getAddress(), 526 info.isCecSupported(), true, info.isArcSupported())); 527 } else { 528 result.add(info); 529 } 530 } 531 mPortInfo = Collections.unmodifiableList(result); 532 } 533 534 List<HdmiPortInfo> getPortInfo() { 535 return mPortInfo; 536 } 537 538 /** 539 * Returns HDMI port information for the given port id. 540 * 541 * @param portId HDMI port id 542 * @return {@link HdmiPortInfo} for the given port 543 */ 544 HdmiPortInfo getPortInfo(int portId) { 545 return mPortInfoMap.get(portId, null); 546 } 547 548 /** 549 * Returns the routing path (physical address) of the HDMI port for the given 550 * port id. 551 */ 552 int portIdToPath(int portId) { 553 HdmiPortInfo portInfo = getPortInfo(portId); 554 if (portInfo == null) { 555 Slog.e(TAG, "Cannot find the port info: " + portId); 556 return Constants.INVALID_PHYSICAL_ADDRESS; 557 } 558 return portInfo.getAddress(); 559 } 560 561 /** 562 * Returns the id of HDMI port located at the top of the hierarchy of 563 * the specified routing path. For the routing path 0x1220 (1.2.2.0), for instance, 564 * the port id to be returned is the ID associated with the port address 565 * 0x1000 (1.0.0.0) which is the topmost path of the given routing path. 566 */ 567 int pathToPortId(int path) { 568 int portAddress = path & Constants.ROUTING_PATH_TOP_MASK; 569 return mPortIdMap.get(portAddress, Constants.INVALID_PORT_ID); 570 } 571 572 boolean isValidPortId(int portId) { 573 return getPortInfo(portId) != null; 574 } 575 576 /** 577 * Returns {@link Looper} for IO operation. 578 * 579 * <p>Declared as package-private. 580 */ 581 Looper getIoLooper() { 582 return mIoThread.getLooper(); 583 } 584 585 /** 586 * Returns {@link Looper} of main thread. Use this {@link Looper} instance 587 * for tasks that are running on main service thread. 588 * 589 * <p>Declared as package-private. 590 */ 591 Looper getServiceLooper() { 592 return mHandler.getLooper(); 593 } 594 595 /** 596 * Returns physical address of the device. 597 */ 598 int getPhysicalAddress() { 599 return mCecController.getPhysicalAddress(); 600 } 601 602 /** 603 * Returns vendor id of CEC service. 604 */ 605 int getVendorId() { 606 return mCecController.getVendorId(); 607 } 608 609 @ServiceThreadOnly 610 HdmiDeviceInfo getDeviceInfo(int logicalAddress) { 611 assertRunOnServiceThread(); 612 HdmiCecLocalDeviceTv tv = tv(); 613 if (tv == null) { 614 return null; 615 } 616 return tv.getCecDeviceInfo(logicalAddress); 617 } 618 619 /** 620 * Returns version of CEC. 621 */ 622 int getCecVersion() { 623 return mCecController.getVersion(); 624 } 625 626 /** 627 * Whether a device of the specified physical address is connected to ARC enabled port. 628 */ 629 boolean isConnectedToArcPort(int physicalAddress) { 630 int portId = pathToPortId(physicalAddress); 631 if (portId != Constants.INVALID_PORT_ID) { 632 return mPortInfoMap.get(portId).isArcSupported(); 633 } 634 return false; 635 } 636 637 void runOnServiceThread(Runnable runnable) { 638 mHandler.post(runnable); 639 } 640 641 void runOnServiceThreadAtFrontOfQueue(Runnable runnable) { 642 mHandler.postAtFrontOfQueue(runnable); 643 } 644 645 private void assertRunOnServiceThread() { 646 if (Looper.myLooper() != mHandler.getLooper()) { 647 throw new IllegalStateException("Should run on service thread."); 648 } 649 } 650 651 /** 652 * Transmit a CEC command to CEC bus. 653 * 654 * @param command CEC command to send out 655 * @param callback interface used to the result of send command 656 */ 657 @ServiceThreadOnly 658 void sendCecCommand(HdmiCecMessage command, @Nullable SendMessageCallback callback) { 659 assertRunOnServiceThread(); 660 if (mMessageValidator.isValid(command) == HdmiCecMessageValidator.OK) { 661 mCecController.sendCommand(command, callback); 662 } else { 663 HdmiLogger.error("Invalid message type:" + command); 664 if (callback != null) { 665 callback.onSendCompleted(Constants.SEND_RESULT_FAILURE); 666 } 667 } 668 } 669 670 @ServiceThreadOnly 671 void sendCecCommand(HdmiCecMessage command) { 672 assertRunOnServiceThread(); 673 sendCecCommand(command, null); 674 } 675 676 /** 677 * Send <Feature Abort> command on the given CEC message if possible. 678 * If the aborted message is invalid, then it wont send the message. 679 * @param command original command to be aborted 680 * @param reason reason of feature abort 681 */ 682 @ServiceThreadOnly 683 void maySendFeatureAbortCommand(HdmiCecMessage command, int reason) { 684 assertRunOnServiceThread(); 685 mCecController.maySendFeatureAbortCommand(command, reason); 686 } 687 688 @ServiceThreadOnly 689 boolean handleCecCommand(HdmiCecMessage message) { 690 assertRunOnServiceThread(); 691 int errorCode = mMessageValidator.isValid(message); 692 if (errorCode != HdmiCecMessageValidator.OK) { 693 // We'll not response on the messages with the invalid source or destination. 694 if (errorCode == HdmiCecMessageValidator.ERROR_PARAMETER) { 695 maySendFeatureAbortCommand(message, Constants.ABORT_INVALID_OPERAND); 696 } 697 return true; 698 } 699 return dispatchMessageToLocalDevice(message); 700 } 701 702 void setAudioReturnChannel(boolean enabled) { 703 mCecController.setAudioReturnChannel(enabled); 704 } 705 706 @ServiceThreadOnly 707 private boolean dispatchMessageToLocalDevice(HdmiCecMessage message) { 708 assertRunOnServiceThread(); 709 for (HdmiCecLocalDevice device : mCecController.getLocalDeviceList()) { 710 if (device.dispatchMessage(message) 711 && message.getDestination() != Constants.ADDR_BROADCAST) { 712 return true; 713 } 714 } 715 716 if (message.getDestination() != Constants.ADDR_BROADCAST) { 717 HdmiLogger.warning("Unhandled cec command:" + message); 718 } 719 return false; 720 } 721 722 /** 723 * Called when a new hotplug event is issued. 724 * 725 * @param portId hdmi port number where hot plug event issued. 726 * @param connected whether to be plugged in or not 727 */ 728 @ServiceThreadOnly 729 void onHotplug(int portId, boolean connected) { 730 assertRunOnServiceThread(); 731 732 if (connected && !isTvDevice()) { 733 ArrayList<HdmiCecLocalDevice> localDevices = new ArrayList<>(); 734 for (int type : mLocalDevices) { 735 HdmiCecLocalDevice localDevice = mCecController.getLocalDevice(type); 736 if (localDevice == null) { 737 localDevice = HdmiCecLocalDevice.create(this, type); 738 localDevice.init(); 739 } 740 localDevices.add(localDevice); 741 } 742 allocateLogicalAddress(localDevices, INITIATED_BY_HOTPLUG); 743 } 744 745 for (HdmiCecLocalDevice device : mCecController.getLocalDeviceList()) { 746 device.onHotplug(portId, connected); 747 } 748 announceHotplugEvent(portId, connected); 749 } 750 751 /** 752 * Poll all remote devices. It sends <Polling Message> to all remote 753 * devices. 754 * 755 * @param callback an interface used to get a list of all remote devices' address 756 * @param sourceAddress a logical address of source device where sends polling message 757 * @param pickStrategy strategy how to pick polling candidates 758 * @param retryCount the number of retry used to send polling message to remote devices 759 * @throw IllegalArgumentException if {@code pickStrategy} is invalid value 760 */ 761 @ServiceThreadOnly 762 void pollDevices(DevicePollingCallback callback, int sourceAddress, int pickStrategy, 763 int retryCount) { 764 assertRunOnServiceThread(); 765 mCecController.pollDevices(callback, sourceAddress, checkPollStrategy(pickStrategy), 766 retryCount); 767 } 768 769 private int checkPollStrategy(int pickStrategy) { 770 int strategy = pickStrategy & Constants.POLL_STRATEGY_MASK; 771 if (strategy == 0) { 772 throw new IllegalArgumentException("Invalid poll strategy:" + pickStrategy); 773 } 774 int iterationStrategy = pickStrategy & Constants.POLL_ITERATION_STRATEGY_MASK; 775 if (iterationStrategy == 0) { 776 throw new IllegalArgumentException("Invalid iteration strategy:" + pickStrategy); 777 } 778 return strategy | iterationStrategy; 779 } 780 781 List<HdmiCecLocalDevice> getAllLocalDevices() { 782 assertRunOnServiceThread(); 783 return mCecController.getLocalDeviceList(); 784 } 785 786 Object getServiceLock() { 787 return mLock; 788 } 789 790 void setAudioStatus(boolean mute, int volume) { 791 AudioManager audioManager = getAudioManager(); 792 boolean muted = audioManager.isStreamMute(AudioManager.STREAM_MUSIC); 793 if (mute) { 794 if (!muted) { 795 audioManager.setStreamMute(AudioManager.STREAM_MUSIC, true); 796 } 797 } else { 798 if (muted) { 799 audioManager.setStreamMute(AudioManager.STREAM_MUSIC, false); 800 } 801 // FLAG_HDMI_SYSTEM_AUDIO_VOLUME prevents audio manager from announcing 802 // volume change notification back to hdmi control service. 803 audioManager.setStreamVolume(AudioManager.STREAM_MUSIC, volume, 804 AudioManager.FLAG_SHOW_UI | AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME); 805 } 806 } 807 808 void announceSystemAudioModeChange(boolean enabled) { 809 synchronized (mLock) { 810 for (SystemAudioModeChangeListenerRecord record : 811 mSystemAudioModeChangeListenerRecords) { 812 invokeSystemAudioModeChangeLocked(record.mListener, enabled); 813 } 814 } 815 } 816 817 private HdmiDeviceInfo createDeviceInfo(int logicalAddress, int deviceType, int powerStatus) { 818 // TODO: find better name instead of model name. 819 String displayName = Build.MODEL; 820 return new HdmiDeviceInfo(logicalAddress, 821 getPhysicalAddress(), pathToPortId(getPhysicalAddress()), deviceType, 822 getVendorId(), displayName); 823 } 824 825 @ServiceThreadOnly 826 void handleMhlHotplugEvent(int portId, boolean connected) { 827 assertRunOnServiceThread(); 828 if (connected) { 829 HdmiMhlLocalDeviceStub newDevice = new HdmiMhlLocalDeviceStub(this, portId); 830 HdmiMhlLocalDeviceStub oldDevice = mMhlController.addLocalDevice(newDevice); 831 if (oldDevice != null) { 832 oldDevice.onDeviceRemoved(); 833 Slog.i(TAG, "Old device of port " + portId + " is removed"); 834 } 835 } else { 836 HdmiMhlLocalDeviceStub device = mMhlController.removeLocalDevice(portId); 837 if (device != null) { 838 device.onDeviceRemoved(); 839 // There is no explicit event for device removal. 840 // Hence we remove the device on hotplug event. 841 HdmiDeviceInfo deviceInfo = device.getInfo(); 842 if (deviceInfo != null) { 843 invokeDeviceEventListeners(deviceInfo, DEVICE_EVENT_REMOVE_DEVICE); 844 updateSafeMhlInput(); 845 } 846 } else { 847 Slog.w(TAG, "No device to remove:[portId=" + portId); 848 } 849 } 850 announceHotplugEvent(portId, connected); 851 } 852 853 @ServiceThreadOnly 854 void handleMhlBusModeChanged(int portId, int busmode) { 855 assertRunOnServiceThread(); 856 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(portId); 857 if (device != null) { 858 device.setBusMode(busmode); 859 } else { 860 Slog.w(TAG, "No mhl device exists for bus mode change[portId:" + portId + 861 ", busmode:" + busmode + "]"); 862 } 863 } 864 865 @ServiceThreadOnly 866 void handleMhlBusOvercurrent(int portId, boolean on) { 867 assertRunOnServiceThread(); 868 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(portId); 869 if (device != null) { 870 device.onBusOvercurrentDetected(on); 871 } else { 872 Slog.w(TAG, "No mhl device exists for bus overcurrent event[portId:" + portId + "]"); 873 } 874 } 875 876 @ServiceThreadOnly 877 void handleMhlDeviceStatusChanged(int portId, int adopterId, int deviceId) { 878 assertRunOnServiceThread(); 879 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(portId); 880 881 // Hotplug event should already have been called before device status change event. 882 if (device != null) { 883 device.setDeviceStatusChange(adopterId, deviceId); 884 invokeDeviceEventListeners(device.getInfo(), DEVICE_EVENT_ADD_DEVICE); 885 updateSafeMhlInput(); 886 } else { 887 Slog.w(TAG, "No mhl device exists for device status event[portId:" 888 + portId + ", adopterId:" + adopterId + ", deviceId:" + deviceId + "]"); 889 } 890 } 891 892 @ServiceThreadOnly 893 private void updateSafeMhlInput() { 894 assertRunOnServiceThread(); 895 List<HdmiDeviceInfo> inputs = Collections.emptyList(); 896 SparseArray<HdmiMhlLocalDeviceStub> devices = mMhlController.getAllLocalDevices(); 897 for (int i = 0; i < devices.size(); ++i) { 898 HdmiMhlLocalDeviceStub device = devices.valueAt(i); 899 HdmiDeviceInfo info = device.getInfo(); 900 if (info != null) { 901 if (inputs.isEmpty()) { 902 inputs = new ArrayList<>(); 903 } 904 inputs.add(device.getInfo()); 905 } 906 } 907 synchronized (mLock) { 908 mMhlDevices = inputs; 909 } 910 } 911 912 private List<HdmiDeviceInfo> getMhlDevicesLocked() { 913 return mMhlDevices; 914 } 915 916 private class HdmiMhlVendorCommandListenerRecord implements IBinder.DeathRecipient { 917 private final IHdmiMhlVendorCommandListener mListener; 918 919 public HdmiMhlVendorCommandListenerRecord(IHdmiMhlVendorCommandListener listener) { 920 mListener = listener; 921 } 922 923 @Override 924 public void binderDied() { 925 mMhlVendorCommandListenerRecords.remove(this); 926 } 927 } 928 929 // Record class that monitors the event of the caller of being killed. Used to clean up 930 // the listener list and record list accordingly. 931 private final class HotplugEventListenerRecord implements IBinder.DeathRecipient { 932 private final IHdmiHotplugEventListener mListener; 933 934 public HotplugEventListenerRecord(IHdmiHotplugEventListener listener) { 935 mListener = listener; 936 } 937 938 @Override 939 public void binderDied() { 940 synchronized (mLock) { 941 mHotplugEventListenerRecords.remove(this); 942 } 943 } 944 } 945 946 private final class DeviceEventListenerRecord implements IBinder.DeathRecipient { 947 private final IHdmiDeviceEventListener mListener; 948 949 public DeviceEventListenerRecord(IHdmiDeviceEventListener listener) { 950 mListener = listener; 951 } 952 953 @Override 954 public void binderDied() { 955 synchronized (mLock) { 956 mDeviceEventListenerRecords.remove(this); 957 } 958 } 959 } 960 961 private final class SystemAudioModeChangeListenerRecord implements IBinder.DeathRecipient { 962 private final IHdmiSystemAudioModeChangeListener mListener; 963 964 public SystemAudioModeChangeListenerRecord(IHdmiSystemAudioModeChangeListener listener) { 965 mListener = listener; 966 } 967 968 @Override 969 public void binderDied() { 970 synchronized (mLock) { 971 mSystemAudioModeChangeListenerRecords.remove(this); 972 } 973 } 974 } 975 976 class VendorCommandListenerRecord implements IBinder.DeathRecipient { 977 private final IHdmiVendorCommandListener mListener; 978 private final int mDeviceType; 979 980 public VendorCommandListenerRecord(IHdmiVendorCommandListener listener, int deviceType) { 981 mListener = listener; 982 mDeviceType = deviceType; 983 } 984 985 @Override 986 public void binderDied() { 987 synchronized (mLock) { 988 mVendorCommandListenerRecords.remove(this); 989 } 990 } 991 } 992 993 private class HdmiRecordListenerRecord implements IBinder.DeathRecipient { 994 private final IHdmiRecordListener mListener; 995 996 public HdmiRecordListenerRecord(IHdmiRecordListener listener) { 997 mListener = listener; 998 } 999 1000 @Override 1001 public void binderDied() { 1002 synchronized (mLock) { 1003 mRecordListenerRecord = null; 1004 } 1005 } 1006 } 1007 1008 private void enforceAccessPermission() { 1009 getContext().enforceCallingOrSelfPermission(PERMISSION, TAG); 1010 } 1011 1012 private final class BinderService extends IHdmiControlService.Stub { 1013 @Override 1014 public int[] getSupportedTypes() { 1015 enforceAccessPermission(); 1016 // mLocalDevices is an unmodifiable list - no lock necesary. 1017 int[] localDevices = new int[mLocalDevices.size()]; 1018 for (int i = 0; i < localDevices.length; ++i) { 1019 localDevices[i] = mLocalDevices.get(i); 1020 } 1021 return localDevices; 1022 } 1023 1024 @Override 1025 public HdmiDeviceInfo getActiveSource() { 1026 HdmiCecLocalDeviceTv tv = tv(); 1027 if (tv == null) { 1028 Slog.w(TAG, "Local tv device not available"); 1029 return null; 1030 } 1031 ActiveSource activeSource = tv.getActiveSource(); 1032 if (activeSource.isValid()) { 1033 return new HdmiDeviceInfo(activeSource.logicalAddress, 1034 activeSource.physicalAddress, HdmiDeviceInfo.PORT_INVALID, 1035 HdmiDeviceInfo.DEVICE_INACTIVE, 0, ""); 1036 } 1037 int activePath = tv.getActivePath(); 1038 if (activePath != HdmiDeviceInfo.PATH_INVALID) { 1039 return new HdmiDeviceInfo(activePath, tv.getActivePortId()); 1040 } 1041 return null; 1042 } 1043 1044 @Override 1045 public void deviceSelect(final int deviceId, final IHdmiControlCallback callback) { 1046 enforceAccessPermission(); 1047 runOnServiceThread(new Runnable() { 1048 @Override 1049 public void run() { 1050 if (callback == null) { 1051 Slog.e(TAG, "Callback cannot be null"); 1052 return; 1053 } 1054 HdmiCecLocalDeviceTv tv = tv(); 1055 if (tv == null) { 1056 Slog.w(TAG, "Local tv device not available"); 1057 invokeCallback(callback, HdmiControlManager.RESULT_SOURCE_NOT_AVAILABLE); 1058 return; 1059 } 1060 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDeviceById(deviceId); 1061 if (device != null) { 1062 if (device.getPortId() == tv.getActivePortId()) { 1063 invokeCallback(callback, HdmiControlManager.RESULT_SUCCESS); 1064 return; 1065 } 1066 // Upon selecting MHL device, we send RAP[Content On] to wake up 1067 // the connected mobile device, start routing control to switch ports. 1068 // callback is handled by MHL action. 1069 device.turnOn(callback); 1070 tv.doManualPortSwitching(device.getPortId(), null); 1071 return; 1072 } 1073 tv.deviceSelect(deviceId, callback); 1074 } 1075 }); 1076 } 1077 1078 @Override 1079 public void portSelect(final int portId, final IHdmiControlCallback callback) { 1080 enforceAccessPermission(); 1081 runOnServiceThread(new Runnable() { 1082 @Override 1083 public void run() { 1084 if (callback == null) { 1085 Slog.e(TAG, "Callback cannot be null"); 1086 return; 1087 } 1088 HdmiCecLocalDeviceTv tv = tv(); 1089 if (tv == null) { 1090 Slog.w(TAG, "Local tv device not available"); 1091 invokeCallback(callback, HdmiControlManager.RESULT_SOURCE_NOT_AVAILABLE); 1092 return; 1093 } 1094 tv.doManualPortSwitching(portId, callback); 1095 } 1096 }); 1097 } 1098 1099 @Override 1100 public void sendKeyEvent(final int deviceType, final int keyCode, final boolean isPressed) { 1101 enforceAccessPermission(); 1102 runOnServiceThread(new Runnable() { 1103 @Override 1104 public void run() { 1105 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(mActivePortId); 1106 if (device != null) { 1107 device.sendKeyEvent(keyCode, isPressed); 1108 return; 1109 } 1110 if (mCecController != null) { 1111 HdmiCecLocalDevice localDevice = mCecController.getLocalDevice(deviceType); 1112 if (localDevice == null) { 1113 Slog.w(TAG, "Local device not available"); 1114 return; 1115 } 1116 localDevice.sendKeyEvent(keyCode, isPressed); 1117 } 1118 } 1119 }); 1120 } 1121 1122 @Override 1123 public void oneTouchPlay(final IHdmiControlCallback callback) { 1124 enforceAccessPermission(); 1125 runOnServiceThread(new Runnable() { 1126 @Override 1127 public void run() { 1128 HdmiControlService.this.oneTouchPlay(callback); 1129 } 1130 }); 1131 } 1132 1133 @Override 1134 public void queryDisplayStatus(final IHdmiControlCallback callback) { 1135 enforceAccessPermission(); 1136 runOnServiceThread(new Runnable() { 1137 @Override 1138 public void run() { 1139 HdmiControlService.this.queryDisplayStatus(callback); 1140 } 1141 }); 1142 } 1143 1144 @Override 1145 public void addHotplugEventListener(final IHdmiHotplugEventListener listener) { 1146 enforceAccessPermission(); 1147 HdmiControlService.this.addHotplugEventListener(listener); 1148 } 1149 1150 @Override 1151 public void removeHotplugEventListener(final IHdmiHotplugEventListener listener) { 1152 enforceAccessPermission(); 1153 HdmiControlService.this.removeHotplugEventListener(listener); 1154 } 1155 1156 @Override 1157 public void addDeviceEventListener(final IHdmiDeviceEventListener listener) { 1158 enforceAccessPermission(); 1159 HdmiControlService.this.addDeviceEventListener(listener); 1160 } 1161 1162 @Override 1163 public List<HdmiPortInfo> getPortInfo() { 1164 enforceAccessPermission(); 1165 return HdmiControlService.this.getPortInfo(); 1166 } 1167 1168 @Override 1169 public boolean canChangeSystemAudioMode() { 1170 enforceAccessPermission(); 1171 HdmiCecLocalDeviceTv tv = tv(); 1172 if (tv == null) { 1173 return false; 1174 } 1175 return tv.hasSystemAudioDevice(); 1176 } 1177 1178 @Override 1179 public boolean getSystemAudioMode() { 1180 enforceAccessPermission(); 1181 HdmiCecLocalDeviceTv tv = tv(); 1182 if (tv == null) { 1183 return false; 1184 } 1185 return tv.isSystemAudioActivated(); 1186 } 1187 1188 @Override 1189 public void setSystemAudioMode(final boolean enabled, final IHdmiControlCallback callback) { 1190 enforceAccessPermission(); 1191 runOnServiceThread(new Runnable() { 1192 @Override 1193 public void run() { 1194 HdmiCecLocalDeviceTv tv = tv(); 1195 if (tv == null) { 1196 Slog.w(TAG, "Local tv device not available"); 1197 invokeCallback(callback, HdmiControlManager.RESULT_SOURCE_NOT_AVAILABLE); 1198 return; 1199 } 1200 tv.changeSystemAudioMode(enabled, callback); 1201 } 1202 }); 1203 } 1204 1205 @Override 1206 public void addSystemAudioModeChangeListener( 1207 final IHdmiSystemAudioModeChangeListener listener) { 1208 enforceAccessPermission(); 1209 HdmiControlService.this.addSystemAudioModeChangeListner(listener); 1210 } 1211 1212 @Override 1213 public void removeSystemAudioModeChangeListener( 1214 final IHdmiSystemAudioModeChangeListener listener) { 1215 enforceAccessPermission(); 1216 HdmiControlService.this.removeSystemAudioModeChangeListener(listener); 1217 } 1218 1219 @Override 1220 public void setInputChangeListener(final IHdmiInputChangeListener listener) { 1221 enforceAccessPermission(); 1222 HdmiControlService.this.setInputChangeListener(listener); 1223 } 1224 1225 @Override 1226 public List<HdmiDeviceInfo> getInputDevices() { 1227 enforceAccessPermission(); 1228 // No need to hold the lock for obtaining TV device as the local device instance 1229 // is preserved while the HDMI control is enabled. 1230 HdmiCecLocalDeviceTv tv = tv(); 1231 synchronized (mLock) { 1232 List<HdmiDeviceInfo> cecDevices = (tv == null) 1233 ? Collections.<HdmiDeviceInfo>emptyList() 1234 : tv.getSafeExternalInputsLocked(); 1235 return HdmiUtils.mergeToUnmodifiableList(cecDevices, getMhlDevicesLocked()); 1236 } 1237 } 1238 1239 @Override 1240 public void setSystemAudioVolume(final int oldIndex, final int newIndex, 1241 final int maxIndex) { 1242 enforceAccessPermission(); 1243 runOnServiceThread(new Runnable() { 1244 @Override 1245 public void run() { 1246 HdmiCecLocalDeviceTv tv = tv(); 1247 if (tv == null) { 1248 Slog.w(TAG, "Local tv device not available"); 1249 return; 1250 } 1251 tv.changeVolume(oldIndex, newIndex - oldIndex, maxIndex); 1252 } 1253 }); 1254 } 1255 1256 @Override 1257 public void setSystemAudioMute(final boolean mute) { 1258 enforceAccessPermission(); 1259 runOnServiceThread(new Runnable() { 1260 @Override 1261 public void run() { 1262 HdmiCecLocalDeviceTv tv = tv(); 1263 if (tv == null) { 1264 Slog.w(TAG, "Local tv device not available"); 1265 return; 1266 } 1267 tv.changeMute(mute); 1268 } 1269 }); 1270 } 1271 1272 @Override 1273 public void setArcMode(final boolean enabled) { 1274 enforceAccessPermission(); 1275 runOnServiceThread(new Runnable() { 1276 @Override 1277 public void run() { 1278 HdmiCecLocalDeviceTv tv = tv(); 1279 if (tv == null) { 1280 Slog.w(TAG, "Local tv device not available to change arc mode."); 1281 return; 1282 } 1283 } 1284 }); 1285 } 1286 1287 @Override 1288 public void setProhibitMode(final boolean enabled) { 1289 enforceAccessPermission(); 1290 if (!isTvDevice()) { 1291 return; 1292 } 1293 HdmiControlService.this.setProhibitMode(enabled); 1294 } 1295 1296 @Override 1297 public void addVendorCommandListener(final IHdmiVendorCommandListener listener, 1298 final int deviceType) { 1299 enforceAccessPermission(); 1300 HdmiControlService.this.addVendorCommandListener(listener, deviceType); 1301 } 1302 1303 @Override 1304 public void sendVendorCommand(final int deviceType, final int targetAddress, 1305 final byte[] params, final boolean hasVendorId) { 1306 enforceAccessPermission(); 1307 runOnServiceThread(new Runnable() { 1308 @Override 1309 public void run() { 1310 HdmiCecLocalDevice device = mCecController.getLocalDevice(deviceType); 1311 if (device == null) { 1312 Slog.w(TAG, "Local device not available"); 1313 return; 1314 } 1315 if (hasVendorId) { 1316 sendCecCommand(HdmiCecMessageBuilder.buildVendorCommandWithId( 1317 device.getDeviceInfo().getLogicalAddress(), targetAddress, 1318 getVendorId(), params)); 1319 } else { 1320 sendCecCommand(HdmiCecMessageBuilder.buildVendorCommand( 1321 device.getDeviceInfo().getLogicalAddress(), targetAddress, params)); 1322 } 1323 } 1324 }); 1325 } 1326 1327 @Override 1328 public void sendStandby(final int deviceType, final int deviceId) { 1329 enforceAccessPermission(); 1330 runOnServiceThread(new Runnable() { 1331 @Override 1332 public void run() { 1333 HdmiCecLocalDevice device = mCecController.getLocalDevice(deviceType); 1334 if (device == null) { 1335 Slog.w(TAG, "Local device not available"); 1336 return; 1337 } 1338 device.sendStandby(deviceId); 1339 } 1340 }); 1341 } 1342 1343 @Override 1344 public void setHdmiRecordListener(IHdmiRecordListener listener) { 1345 HdmiControlService.this.setHdmiRecordListener(listener); 1346 } 1347 1348 @Override 1349 public void startOneTouchRecord(final int recorderAddress, final byte[] recordSource) { 1350 runOnServiceThread(new Runnable() { 1351 @Override 1352 public void run() { 1353 if (!isTvDevice()) { 1354 Slog.w(TAG, "No TV is available."); 1355 return; 1356 } 1357 tv().startOneTouchRecord(recorderAddress, recordSource); 1358 } 1359 }); 1360 } 1361 1362 @Override 1363 public void stopOneTouchRecord(final int recorderAddress) { 1364 runOnServiceThread(new Runnable() { 1365 @Override 1366 public void run() { 1367 if (!isTvDevice()) { 1368 Slog.w(TAG, "No TV is available."); 1369 return; 1370 } 1371 tv().stopOneTouchRecord(recorderAddress); 1372 } 1373 }); 1374 } 1375 1376 @Override 1377 public void startTimerRecording(final int recorderAddress, final int sourceType, 1378 final byte[] recordSource) { 1379 runOnServiceThread(new Runnable() { 1380 @Override 1381 public void run() { 1382 if (!isTvDevice()) { 1383 Slog.w(TAG, "No TV is available."); 1384 return; 1385 } 1386 tv().startTimerRecording(recorderAddress, sourceType, recordSource); 1387 } 1388 }); 1389 } 1390 1391 @Override 1392 public void clearTimerRecording(final int recorderAddress, final int sourceType, 1393 final byte[] recordSource) { 1394 runOnServiceThread(new Runnable() { 1395 @Override 1396 public void run() { 1397 if (!isTvDevice()) { 1398 Slog.w(TAG, "No TV is available."); 1399 return; 1400 } 1401 tv().clearTimerRecording(recorderAddress, sourceType, recordSource); 1402 } 1403 }); 1404 } 1405 1406 @Override 1407 public void sendMhlVendorCommand(final int portId, final int offset, final int length, 1408 final byte[] data) { 1409 enforceAccessPermission(); 1410 runOnServiceThread(new Runnable() { 1411 @Override 1412 public void run() { 1413 if (!isControlEnabled()) { 1414 Slog.w(TAG, "Hdmi control is disabled."); 1415 return ; 1416 } 1417 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(portId); 1418 if (device == null) { 1419 Slog.w(TAG, "Invalid port id:" + portId); 1420 return; 1421 } 1422 mMhlController.sendVendorCommand(portId, offset, length, data); 1423 } 1424 }); 1425 } 1426 1427 @Override 1428 public void addHdmiMhlVendorCommandListener( 1429 IHdmiMhlVendorCommandListener listener) { 1430 enforceAccessPermission(); 1431 HdmiControlService.this.addHdmiMhlVendorCommandListener(listener); 1432 } 1433 1434 @Override 1435 protected void dump(FileDescriptor fd, final PrintWriter writer, String[] args) { 1436 getContext().enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG); 1437 final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " "); 1438 1439 pw.println("mHdmiControlEnabled: " + mHdmiControlEnabled); 1440 pw.println("mProhibitMode: " + mProhibitMode); 1441 if (mCecController != null) { 1442 pw.println("mCecController: "); 1443 pw.increaseIndent(); 1444 mCecController.dump(pw); 1445 pw.decreaseIndent(); 1446 } 1447 pw.println("mPortInfo: "); 1448 pw.increaseIndent(); 1449 for (HdmiPortInfo hdmiPortInfo : mPortInfo) { 1450 pw.println("- " + hdmiPortInfo); 1451 } 1452 pw.decreaseIndent(); 1453 pw.println("mPowerStatus: " + mPowerStatus); 1454 } 1455 } 1456 1457 @ServiceThreadOnly 1458 private void oneTouchPlay(final IHdmiControlCallback callback) { 1459 assertRunOnServiceThread(); 1460 HdmiCecLocalDevicePlayback source = playback(); 1461 if (source == null) { 1462 Slog.w(TAG, "Local playback device not available"); 1463 invokeCallback(callback, HdmiControlManager.RESULT_SOURCE_NOT_AVAILABLE); 1464 return; 1465 } 1466 source.oneTouchPlay(callback); 1467 } 1468 1469 @ServiceThreadOnly 1470 private void queryDisplayStatus(final IHdmiControlCallback callback) { 1471 assertRunOnServiceThread(); 1472 HdmiCecLocalDevicePlayback source = playback(); 1473 if (source == null) { 1474 Slog.w(TAG, "Local playback device not available"); 1475 invokeCallback(callback, HdmiControlManager.RESULT_SOURCE_NOT_AVAILABLE); 1476 return; 1477 } 1478 source.queryDisplayStatus(callback); 1479 } 1480 1481 private void addHotplugEventListener(IHdmiHotplugEventListener listener) { 1482 HotplugEventListenerRecord record = new HotplugEventListenerRecord(listener); 1483 try { 1484 listener.asBinder().linkToDeath(record, 0); 1485 } catch (RemoteException e) { 1486 Slog.w(TAG, "Listener already died"); 1487 return; 1488 } 1489 synchronized (mLock) { 1490 mHotplugEventListenerRecords.add(record); 1491 } 1492 } 1493 1494 private void removeHotplugEventListener(IHdmiHotplugEventListener listener) { 1495 synchronized (mLock) { 1496 for (HotplugEventListenerRecord record : mHotplugEventListenerRecords) { 1497 if (record.mListener.asBinder() == listener.asBinder()) { 1498 listener.asBinder().unlinkToDeath(record, 0); 1499 mHotplugEventListenerRecords.remove(record); 1500 break; 1501 } 1502 } 1503 } 1504 } 1505 1506 private void addDeviceEventListener(IHdmiDeviceEventListener listener) { 1507 DeviceEventListenerRecord record = new DeviceEventListenerRecord(listener); 1508 try { 1509 listener.asBinder().linkToDeath(record, 0); 1510 } catch (RemoteException e) { 1511 Slog.w(TAG, "Listener already died"); 1512 return; 1513 } 1514 synchronized (mLock) { 1515 mDeviceEventListenerRecords.add(record); 1516 } 1517 } 1518 1519 void invokeDeviceEventListeners(HdmiDeviceInfo device, int status) { 1520 synchronized (mLock) { 1521 for (DeviceEventListenerRecord record : mDeviceEventListenerRecords) { 1522 try { 1523 record.mListener.onStatusChanged(device, status); 1524 } catch (RemoteException e) { 1525 Slog.e(TAG, "Failed to report device event:" + e); 1526 } 1527 } 1528 } 1529 } 1530 1531 private void addSystemAudioModeChangeListner(IHdmiSystemAudioModeChangeListener listener) { 1532 SystemAudioModeChangeListenerRecord record = new SystemAudioModeChangeListenerRecord( 1533 listener); 1534 try { 1535 listener.asBinder().linkToDeath(record, 0); 1536 } catch (RemoteException e) { 1537 Slog.w(TAG, "Listener already died"); 1538 return; 1539 } 1540 synchronized (mLock) { 1541 mSystemAudioModeChangeListenerRecords.add(record); 1542 } 1543 } 1544 1545 private void removeSystemAudioModeChangeListener(IHdmiSystemAudioModeChangeListener listener) { 1546 synchronized (mLock) { 1547 for (SystemAudioModeChangeListenerRecord record : 1548 mSystemAudioModeChangeListenerRecords) { 1549 if (record.mListener.asBinder() == listener) { 1550 listener.asBinder().unlinkToDeath(record, 0); 1551 mSystemAudioModeChangeListenerRecords.remove(record); 1552 break; 1553 } 1554 } 1555 } 1556 } 1557 1558 private final class InputChangeListenerRecord implements IBinder.DeathRecipient { 1559 private final IHdmiInputChangeListener mListener; 1560 1561 public InputChangeListenerRecord(IHdmiInputChangeListener listener) { 1562 mListener = listener; 1563 } 1564 1565 @Override 1566 public void binderDied() { 1567 synchronized (mLock) { 1568 mInputChangeListenerRecord = null; 1569 } 1570 } 1571 } 1572 1573 private void setInputChangeListener(IHdmiInputChangeListener listener) { 1574 synchronized (mLock) { 1575 mInputChangeListenerRecord = new InputChangeListenerRecord(listener); 1576 try { 1577 listener.asBinder().linkToDeath(mInputChangeListenerRecord, 0); 1578 } catch (RemoteException e) { 1579 Slog.w(TAG, "Listener already died"); 1580 return; 1581 } 1582 } 1583 } 1584 1585 void invokeInputChangeListener(HdmiDeviceInfo info) { 1586 synchronized (mLock) { 1587 if (mInputChangeListenerRecord != null) { 1588 try { 1589 mInputChangeListenerRecord.mListener.onChanged(info); 1590 } catch (RemoteException e) { 1591 Slog.w(TAG, "Exception thrown by IHdmiInputChangeListener: " + e); 1592 } 1593 } 1594 } 1595 } 1596 1597 private void setHdmiRecordListener(IHdmiRecordListener listener) { 1598 synchronized (mLock) { 1599 mRecordListenerRecord = new HdmiRecordListenerRecord(listener); 1600 try { 1601 listener.asBinder().linkToDeath(mRecordListenerRecord, 0); 1602 } catch (RemoteException e) { 1603 Slog.w(TAG, "Listener already died.", e); 1604 } 1605 } 1606 } 1607 1608 byte[] invokeRecordRequestListener(int recorderAddress) { 1609 synchronized (mLock) { 1610 if (mRecordListenerRecord != null) { 1611 try { 1612 return mRecordListenerRecord.mListener.getOneTouchRecordSource(recorderAddress); 1613 } catch (RemoteException e) { 1614 Slog.w(TAG, "Failed to start record.", e); 1615 } 1616 } 1617 return EmptyArray.BYTE; 1618 } 1619 } 1620 1621 void invokeOneTouchRecordResult(int result) { 1622 synchronized (mLock) { 1623 if (mRecordListenerRecord != null) { 1624 try { 1625 mRecordListenerRecord.mListener.onOneTouchRecordResult(result); 1626 } catch (RemoteException e) { 1627 Slog.w(TAG, "Failed to call onOneTouchRecordResult.", e); 1628 } 1629 } 1630 } 1631 } 1632 1633 void invokeTimerRecordingResult(int result) { 1634 synchronized (mLock) { 1635 if (mRecordListenerRecord != null) { 1636 try { 1637 mRecordListenerRecord.mListener.onTimerRecordingResult(result); 1638 } catch (RemoteException e) { 1639 Slog.w(TAG, "Failed to call onTimerRecordingResult.", e); 1640 } 1641 } 1642 } 1643 } 1644 1645 void invokeClearTimerRecordingResult(int result) { 1646 synchronized (mLock) { 1647 if (mRecordListenerRecord != null) { 1648 try { 1649 mRecordListenerRecord.mListener.onClearTimerRecordingResult(result); 1650 } catch (RemoteException e) { 1651 Slog.w(TAG, "Failed to call onClearTimerRecordingResult.", e); 1652 } 1653 } 1654 } 1655 } 1656 1657 private void invokeCallback(IHdmiControlCallback callback, int result) { 1658 try { 1659 callback.onComplete(result); 1660 } catch (RemoteException e) { 1661 Slog.e(TAG, "Invoking callback failed:" + e); 1662 } 1663 } 1664 1665 private void invokeSystemAudioModeChangeLocked(IHdmiSystemAudioModeChangeListener listener, 1666 boolean enabled) { 1667 try { 1668 listener.onStatusChanged(enabled); 1669 } catch (RemoteException e) { 1670 Slog.e(TAG, "Invoking callback failed:" + e); 1671 } 1672 } 1673 1674 private void announceHotplugEvent(int portId, boolean connected) { 1675 HdmiHotplugEvent event = new HdmiHotplugEvent(portId, connected); 1676 synchronized (mLock) { 1677 for (HotplugEventListenerRecord record : mHotplugEventListenerRecords) { 1678 invokeHotplugEventListenerLocked(record.mListener, event); 1679 } 1680 } 1681 } 1682 1683 private void invokeHotplugEventListenerLocked(IHdmiHotplugEventListener listener, 1684 HdmiHotplugEvent event) { 1685 try { 1686 listener.onReceived(event); 1687 } catch (RemoteException e) { 1688 Slog.e(TAG, "Failed to report hotplug event:" + event.toString(), e); 1689 } 1690 } 1691 1692 private HdmiCecLocalDeviceTv tv() { 1693 return (HdmiCecLocalDeviceTv) mCecController.getLocalDevice(HdmiDeviceInfo.DEVICE_TV); 1694 } 1695 1696 boolean isTvDevice() { 1697 return mLocalDevices.contains(HdmiDeviceInfo.DEVICE_TV); 1698 } 1699 1700 private HdmiCecLocalDevicePlayback playback() { 1701 return (HdmiCecLocalDevicePlayback) 1702 mCecController.getLocalDevice(HdmiDeviceInfo.DEVICE_PLAYBACK); 1703 } 1704 1705 AudioManager getAudioManager() { 1706 return (AudioManager) getContext().getSystemService(Context.AUDIO_SERVICE); 1707 } 1708 1709 boolean isControlEnabled() { 1710 synchronized (mLock) { 1711 return mHdmiControlEnabled; 1712 } 1713 } 1714 1715 @ServiceThreadOnly 1716 int getPowerStatus() { 1717 assertRunOnServiceThread(); 1718 return mPowerStatus; 1719 } 1720 1721 @ServiceThreadOnly 1722 boolean isPowerOnOrTransient() { 1723 assertRunOnServiceThread(); 1724 return mPowerStatus == HdmiControlManager.POWER_STATUS_ON 1725 || mPowerStatus == HdmiControlManager.POWER_STATUS_TRANSIENT_TO_ON; 1726 } 1727 1728 @ServiceThreadOnly 1729 boolean isPowerStandbyOrTransient() { 1730 assertRunOnServiceThread(); 1731 return mPowerStatus == HdmiControlManager.POWER_STATUS_STANDBY 1732 || mPowerStatus == HdmiControlManager.POWER_STATUS_TRANSIENT_TO_STANDBY; 1733 } 1734 1735 @ServiceThreadOnly 1736 boolean isPowerStandby() { 1737 assertRunOnServiceThread(); 1738 return mPowerStatus == HdmiControlManager.POWER_STATUS_STANDBY; 1739 } 1740 1741 @ServiceThreadOnly 1742 void wakeUp() { 1743 assertRunOnServiceThread(); 1744 mWakeUpMessageReceived = true; 1745 PowerManager pm = (PowerManager) getContext().getSystemService(Context.POWER_SERVICE); 1746 pm.wakeUp(SystemClock.uptimeMillis()); 1747 // PowerManger will send the broadcast Intent.ACTION_SCREEN_ON and after this gets 1748 // the intent, the sequence will continue at onWakeUp(). 1749 } 1750 1751 @ServiceThreadOnly 1752 void standby() { 1753 assertRunOnServiceThread(); 1754 mStandbyMessageReceived = true; 1755 PowerManager pm = (PowerManager) getContext().getSystemService(Context.POWER_SERVICE); 1756 pm.goToSleep(SystemClock.uptimeMillis(), PowerManager.GO_TO_SLEEP_REASON_HDMI, 0); 1757 // PowerManger will send the broadcast Intent.ACTION_SCREEN_OFF and after this gets 1758 // the intent, the sequence will continue at onStandby(). 1759 } 1760 1761 @ServiceThreadOnly 1762 private void onWakeUp() { 1763 assertRunOnServiceThread(); 1764 mPowerStatus = HdmiControlManager.POWER_STATUS_TRANSIENT_TO_ON; 1765 if (mCecController != null) { 1766 if (mHdmiControlEnabled) { 1767 int startReason = INITIATED_BY_SCREEN_ON; 1768 if (mWakeUpMessageReceived) { 1769 startReason = INITIATED_BY_WAKE_UP_MESSAGE; 1770 } 1771 initializeCec(startReason); 1772 } 1773 } else { 1774 Slog.i(TAG, "Device does not support HDMI-CEC."); 1775 } 1776 // TODO: Initialize MHL local devices. 1777 } 1778 1779 @ServiceThreadOnly 1780 private void onStandby() { 1781 assertRunOnServiceThread(); 1782 mPowerStatus = HdmiControlManager.POWER_STATUS_TRANSIENT_TO_STANDBY; 1783 1784 final List<HdmiCecLocalDevice> devices = getAllLocalDevices(); 1785 disableDevices(new PendingActionClearedCallback() { 1786 @Override 1787 public void onCleared(HdmiCecLocalDevice device) { 1788 Slog.v(TAG, "On standby-action cleared:" + device.mDeviceType); 1789 devices.remove(device); 1790 if (devices.isEmpty()) { 1791 onStandbyCompleted(); 1792 // We will not clear local devices here, since some OEM/SOC will keep passing 1793 // the received packets until the application processor enters to the sleep 1794 // actually. 1795 } 1796 } 1797 }); 1798 } 1799 1800 @ServiceThreadOnly 1801 private void onLanguageChanged(String language) { 1802 assertRunOnServiceThread(); 1803 mLanguage = language; 1804 1805 if (isTvDevice()) { 1806 tv().broadcastMenuLanguage(language); 1807 } 1808 } 1809 1810 @ServiceThreadOnly 1811 String getLanguage() { 1812 assertRunOnServiceThread(); 1813 return mLanguage; 1814 } 1815 1816 private void disableDevices(PendingActionClearedCallback callback) { 1817 if (mCecController != null) { 1818 for (HdmiCecLocalDevice device : mCecController.getLocalDeviceList()) { 1819 device.disableDevice(mStandbyMessageReceived, callback); 1820 } 1821 if (isTvDevice()) { 1822 unregisterSettingsObserver(); 1823 } 1824 } 1825 1826 mMhlController.clearAllLocalDevices(); 1827 } 1828 1829 @ServiceThreadOnly 1830 private void clearLocalDevices() { 1831 assertRunOnServiceThread(); 1832 if (mCecController == null) { 1833 return; 1834 } 1835 mCecController.clearLogicalAddress(); 1836 mCecController.clearLocalDevices(); 1837 } 1838 1839 @ServiceThreadOnly 1840 private void onStandbyCompleted() { 1841 assertRunOnServiceThread(); 1842 Slog.v(TAG, "onStandbyCompleted"); 1843 1844 if (mPowerStatus != HdmiControlManager.POWER_STATUS_TRANSIENT_TO_STANDBY) { 1845 return; 1846 } 1847 mPowerStatus = HdmiControlManager.POWER_STATUS_STANDBY; 1848 for (HdmiCecLocalDevice device : mCecController.getLocalDeviceList()) { 1849 device.onStandby(mStandbyMessageReceived); 1850 } 1851 mStandbyMessageReceived = false; 1852 mCecController.setOption(OPTION_CEC_SERVICE_CONTROL, DISABLED); 1853 } 1854 1855 private void addVendorCommandListener(IHdmiVendorCommandListener listener, int deviceType) { 1856 VendorCommandListenerRecord record = new VendorCommandListenerRecord(listener, deviceType); 1857 try { 1858 listener.asBinder().linkToDeath(record, 0); 1859 } catch (RemoteException e) { 1860 Slog.w(TAG, "Listener already died"); 1861 return; 1862 } 1863 synchronized (mLock) { 1864 mVendorCommandListenerRecords.add(record); 1865 } 1866 } 1867 1868 boolean invokeVendorCommandListeners(int deviceType, int srcAddress, byte[] params, 1869 boolean hasVendorId) { 1870 synchronized (mLock) { 1871 if (mVendorCommandListenerRecords.isEmpty()) { 1872 return false; 1873 } 1874 for (VendorCommandListenerRecord record : mVendorCommandListenerRecords) { 1875 if (record.mDeviceType != deviceType) { 1876 continue; 1877 } 1878 try { 1879 record.mListener.onReceived(srcAddress, params, hasVendorId); 1880 } catch (RemoteException e) { 1881 Slog.e(TAG, "Failed to notify vendor command reception", e); 1882 } 1883 } 1884 return true; 1885 } 1886 } 1887 1888 private void addHdmiMhlVendorCommandListener(IHdmiMhlVendorCommandListener listener) { 1889 HdmiMhlVendorCommandListenerRecord record = 1890 new HdmiMhlVendorCommandListenerRecord(listener); 1891 try { 1892 listener.asBinder().linkToDeath(record, 0); 1893 } catch (RemoteException e) { 1894 Slog.w(TAG, "Listener already died."); 1895 return; 1896 } 1897 1898 synchronized (mLock) { 1899 mMhlVendorCommandListenerRecords.add(record); 1900 } 1901 } 1902 1903 void invokeMhlVendorCommandListeners(int portId, int offest, int length, byte[] data) { 1904 synchronized (mLock) { 1905 for (HdmiMhlVendorCommandListenerRecord record : mMhlVendorCommandListenerRecords) { 1906 try { 1907 record.mListener.onReceived(portId, offest, length, data); 1908 } catch (RemoteException e) { 1909 Slog.e(TAG, "Failed to notify MHL vendor command", e); 1910 } 1911 } 1912 } 1913 } 1914 1915 boolean isProhibitMode() { 1916 synchronized (mLock) { 1917 return mProhibitMode; 1918 } 1919 } 1920 1921 void setProhibitMode(boolean enabled) { 1922 synchronized (mLock) { 1923 mProhibitMode = enabled; 1924 } 1925 } 1926 1927 @ServiceThreadOnly 1928 void setCecOption(int key, int value) { 1929 assertRunOnServiceThread(); 1930 mCecController.setOption(key, value); 1931 } 1932 1933 @ServiceThreadOnly 1934 void setControlEnabled(boolean enabled) { 1935 assertRunOnServiceThread(); 1936 1937 int value = toInt(enabled); 1938 mCecController.setOption(OPTION_CEC_ENABLE, value); 1939 mMhlController.setOption(OPTION_MHL_ENABLE, value); 1940 1941 synchronized (mLock) { 1942 mHdmiControlEnabled = enabled; 1943 } 1944 1945 if (enabled) { 1946 initializeCec(INITIATED_BY_ENABLE_CEC); 1947 } else { 1948 disableDevices(new PendingActionClearedCallback() { 1949 @Override 1950 public void onCleared(HdmiCecLocalDevice device) { 1951 assertRunOnServiceThread(); 1952 clearLocalDevices(); 1953 } 1954 }); 1955 } 1956 } 1957 1958 @ServiceThreadOnly 1959 void setActivePortId(int portId) { 1960 assertRunOnServiceThread(); 1961 mActivePortId = portId; 1962 1963 // Resets last input for MHL, which stays valid only after the MHL device was selected, 1964 // and no further switching is done. 1965 setLastInputForMhl(Constants.INVALID_PORT_ID); 1966 } 1967 1968 @ServiceThreadOnly 1969 void setLastInputForMhl(int portId) { 1970 assertRunOnServiceThread(); 1971 mLastInputMhl = portId; 1972 } 1973 1974 @ServiceThreadOnly 1975 int getLastInputForMhl() { 1976 assertRunOnServiceThread(); 1977 return mLastInputMhl; 1978 } 1979 1980 /** 1981 * Performs input change, routing control for MHL device. 1982 * 1983 * @param portId MHL port, or the last port to go back to if {@code contentOn} is false 1984 * @param contentOn {@code true} if RAP data is content on; otherwise false 1985 */ 1986 @ServiceThreadOnly 1987 void changeInputForMhl(int portId, boolean contentOn) { 1988 assertRunOnServiceThread(); 1989 final int lastInput = contentOn ? tv().getActivePortId() : Constants.INVALID_PORT_ID; 1990 tv().doManualPortSwitching(portId, new IHdmiControlCallback.Stub() { 1991 @Override 1992 public void onComplete(int result) throws RemoteException { 1993 // Keep the last input to switch back later when RAP[ContentOff] is received. 1994 // This effectively sets the port to invalid one if the switching is for 1995 // RAP[ContentOff]. 1996 setLastInputForMhl(lastInput); 1997 } 1998 }); 1999 2000 // MHL device is always directly connected to the port. Update the active port ID to avoid 2001 // unnecessary post-routing control task. 2002 tv().setActivePortId(portId); 2003 2004 // The port is either the MHL-enabled port where the mobile device is connected, or 2005 // the last port to go back to when turnoff command is received. Note that the last port 2006 // may not be the MHL-enabled one. In this case the device info to be passed to 2007 // input change listener should be the one describing the corresponding HDMI port. 2008 HdmiMhlLocalDeviceStub device = mMhlController.getLocalDevice(portId); 2009 HdmiDeviceInfo info = (device != null && device.getInfo() != null) 2010 ? device.getInfo() 2011 : mPortDeviceMap.get(portId); 2012 invokeInputChangeListener(info); 2013 } 2014 2015 void setMhlInputChangeEnabled(boolean enabled) { 2016 mMhlController.setOption(OPTION_MHL_INPUT_SWITCHING, toInt(enabled)); 2017 2018 synchronized (mLock) { 2019 mMhlInputChangeEnabled = enabled; 2020 } 2021 } 2022 2023 boolean isMhlInputChangeEnabled() { 2024 synchronized (mLock) { 2025 return mMhlInputChangeEnabled; 2026 } 2027 } 2028 2029 @ServiceThreadOnly 2030 void displayOsd(int messageId) { 2031 assertRunOnServiceThread(); 2032 Intent intent = new Intent(HdmiControlManager.ACTION_OSD_MESSAGE); 2033 intent.putExtra(HdmiControlManager.EXTRA_MESSAGE_ID, messageId); 2034 getContext().sendBroadcastAsUser(intent, UserHandle.ALL, 2035 HdmiControlService.PERMISSION); 2036 } 2037 2038 @ServiceThreadOnly 2039 void displayOsd(int messageId, int extra) { 2040 assertRunOnServiceThread(); 2041 Intent intent = new Intent(HdmiControlManager.ACTION_OSD_MESSAGE); 2042 intent.putExtra(HdmiControlManager.EXTRA_MESSAGE_ID, messageId); 2043 intent.putExtra(HdmiControlManager.EXTRA_MESSAGE_EXTRAM_PARAM1, extra); 2044 getContext().sendBroadcastAsUser(intent, UserHandle.ALL, 2045 HdmiControlService.PERMISSION); 2046 } 2047} 2048