sensors/2.0/types.hal

/*
 * Copyright (C) 2018 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 android.hardware.sensors@2.0;

enum SensorTimeout : int32_t {
    /**
     * The maximum number of seconds to wait for a message on the Wake Lock FMQ
     * before automatically releasing any wake_lock held for a WAKE_UP event.
     */
    WAKE_LOCK_SECONDS = 1,
};

enum EventQueueFlagBits : uint32_t {
    /**
     * Used to notify the Event FMQ that events should be read and processed.
     */
    READ_AND_PROCESS = 1 << 0,

    /**
     * Used by the framework to signal to the HAL when events have been
     * successfully read from the Event FMQ.
     *
     * If the MessageQueue::writeBlocking function is being used to write sensor
     * events to the Event FMQ, then the readNotification parameter must be set
     * to EVENTS_READ.
     */
     EVENTS_READ = 1 << 1,
};

enum WakeLockQueueFlagBits : uint32_t {
    /**
     * Used to notify the HAL that the framework has written data to the Wake
     * Lock FMQ.
     */
     DATA_WRITTEN = 1 << 0,
};