Merge "Introducing VibratorControlService" into main (b0257997) · Commits · e / os / android_frameworks_base

core/java/android/os/vibrator/flags.aconfig

+7 −0

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		@@ -44,3 +44,10 @@ flag {
		description: "Enables the independent keyboard vibration settings feature"
		bug: "289107579"
		}

		flag {
		namespace: "haptics"
		name: "adaptive_haptics_enabled"
		description: "Enables the adaptive haptics feature"
		bug: "305961689"
		}

services/core/Android.bp

+1 −0

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		@@ -154,6 +154,7 @@ java_library_static {

		static_libs: [
		"android.frameworks.location.altitude-V1-java", // AIDL
		"android.frameworks.vibrator-V1-java", // AIDL
		"android.hardware.authsecret-V1.0-java",
		"android.hardware.authsecret-V1-java",
		"android.hardware.boot-V1.0-java", // HIDL

services/core/java/com/android/server/vibrator/VibratorControlService.java

0 → 100644

+105 −0

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		/*
		* Copyright (C) 2023 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.vibrator;

		import android.annotation.NonNull;
		import android.annotation.SuppressLint;
		import android.frameworks.vibrator.IVibratorControlService;
		import android.frameworks.vibrator.IVibratorController;
		import android.frameworks.vibrator.VibrationParam;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.util.Slog;

		import java.util.Objects;

		/**
		* Implementation of {@link IVibratorControlService} which allows the registration of
		* {@link IVibratorController} to set and receive vibration params.
		*
		* @hide
		*/
		public final class VibratorControlService extends IVibratorControlService.Stub {
		private static final String TAG = "VibratorControlService";

		private final VibratorControllerHolder mVibratorControllerHolder;
		private final Object mLock;

		public VibratorControlService(VibratorControllerHolder vibratorControllerHolder, Object lock) {
		mVibratorControllerHolder = vibratorControllerHolder;
		mLock = lock;
		}

		@Override
		public void registerVibratorController(IVibratorController controller)
		throws RemoteException {
		synchronized (mLock) {
		mVibratorControllerHolder.setVibratorController(controller);
		}
		}

		@Override
		public void unregisterVibratorController(@NonNull IVibratorController controller)
		throws RemoteException {
		Objects.requireNonNull(controller);

		synchronized (mLock) {
		if (mVibratorControllerHolder.getVibratorController() == null) {
		Slog.w(TAG, "Received request to unregister IVibratorController = "
		+ controller + ", but no controller was previously registered. Request "
		+ "Ignored.");
		return;
		}
		if (!Objects.equals(mVibratorControllerHolder.getVibratorController().asBinder(),
		controller.asBinder())) {
		Slog.wtf(TAG, "Failed to unregister IVibratorController. The provided "
		+ "controller doesn't match the registered one. " + this);
		return;
		}
		mVibratorControllerHolder.setVibratorController(null);
		}
		}

		@Override
		public void setVibrationParams(
		@SuppressLint("ArrayReturn") VibrationParam[] params, IVibratorController token)
		throws RemoteException {
		// TODO(b/305939964): Add set vibration implementation.
		}

		@Override
		public void clearVibrationParams(int types, IVibratorController token) throws RemoteException {
		// TODO(b/305939964): Add clear vibration implementation.
		}

		@Override
		public void onRequestVibrationParamsComplete(
		IBinder requestToken, @SuppressLint("ArrayReturn") VibrationParam[] result)
		throws RemoteException {
		// TODO(305942827): Cache the vibration params in VibrationScaler
		}

		@Override
		public int getInterfaceVersion() throws RemoteException {
		return this.VERSION;
		}

		@Override
		public String getInterfaceHash() throws RemoteException {
		return this.HASH;
		}
		}

services/core/java/com/android/server/vibrator/VibratorControllerHolder.java

0 → 100644

+70 −0

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		/*
		* Copyright (C) 2023 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.vibrator;

		import android.annotation.NonNull;
		import android.frameworks.vibrator.IVibratorController;
		import android.os.IBinder;
		import android.os.RemoteException;
		import android.util.Slog;

		/**
		* Holder class for {@link IVibratorController}.
		*
		* @hide
		*/
		public final class VibratorControllerHolder implements IBinder.DeathRecipient {
		private static final String TAG = "VibratorControllerHolder";

		private IVibratorController mVibratorController;

		public IVibratorController getVibratorController() {
		return mVibratorController;
		}

		/**
		* Sets the {@link IVibratorController} in {@link VibratorControllerHolder} to the new
		* controller. This will also take care of registering and unregistering death notifications
		* for the cached {@link IVibratorController}.
		*/
		public void setVibratorController(IVibratorController controller) {
		try {
		if (mVibratorController != null) {
		mVibratorController.asBinder().unlinkToDeath(this, 0);
		}
		mVibratorController = controller;
		if (mVibratorController != null) {
		mVibratorController.asBinder().linkToDeath(this, 0);
		}
		} catch (RemoteException e) {
		Slog.wtf(TAG, "Failed to set IVibratorController: " + this, e);
		}
		}

		@Override
		public void binderDied(@NonNull IBinder deadBinder) {
		if (deadBinder == mVibratorController.asBinder()) {
		setVibratorController(null);
		}
		}

		@Override
		public void binderDied() {
		// Should not be used as binderDied(IBinder who) is overridden.
		Slog.wtf(TAG, "binderDied() called unexpectedly.");
		}
		}

services/core/java/com/android/server/vibrator/VibratorManagerService.java

+8 −0

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		@@ -53,6 +53,7 @@ import android.os.Trace;
		import android.os.VibrationAttributes;
		import android.os.VibrationEffect;
		import android.os.VibratorInfo;
		import android.os.vibrator.Flags;
		import android.os.vibrator.PrebakedSegment;
		import android.os.vibrator.VibrationEffectSegment;
		import android.os.vibrator.VibratorInfoFactory;
		@@ -87,10 +88,13 @@ import java.util.Objects;
		import java.util.function.Consumer;
		import java.util.function.Function;


		/** System implementation of {@link IVibratorManagerService}. */
		public class VibratorManagerService extends IVibratorManagerService.Stub {
		private static final String TAG = "VibratorManagerService";
		private static final String EXTERNAL_VIBRATOR_SERVICE = "external_vibrator_service";
		private static final String VIBRATOR_CONTROL_SERVICE =
		"android.frameworks.vibrator.IVibratorControlService/default";
		private static final boolean DEBUG = false;
		private static final VibrationAttributes DEFAULT_ATTRIBUTES =
		new VibrationAttributes.Builder().build();
		@@ -269,6 +273,10 @@ public class VibratorManagerService extends IVibratorManagerService.Stub {
		context.registerReceiver(mIntentReceiver, filter, Context.RECEIVER_NOT_EXPORTED);

		injector.addService(EXTERNAL_VIBRATOR_SERVICE, new ExternalVibratorService());
		if (Flags.adaptiveHapticsEnabled()) {
		injector.addService(VIBRATOR_CONTROL_SERVICE,
		new VibratorControlService(new VibratorControllerHolder(), mLock));
		}
		}

		/** Finish initialization at boot phase {@link SystemService#PHASE_SYSTEM_SERVICES_READY}. */