/*
 * Copyright (C) 2025 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.
 */

syntax = "proto2";

package android.os.statsd.adpf;

option java_package = "com.android.os.adpf";
option java_multiple_files = true;

/**
 * Enum for CPU/GPU headroom calculation type.
 */
enum HeadroomCalculationType {
    UNKNOWN_CALCULATION_TYPE = 0;
    MIN = 1;
    AVERAGE = 2;
}

/**
 * Enum for thermal API call status.
 */
enum ThermalApiStatus {
    UNSPECIFIED_THERMAL_API_FAILURE = 0;
    SUCCESS = 1;
    HAL_NOT_READY = 2;
    FEATURE_NOT_SUPPORTED = 3;
    INVALID_ARGUMENT = 4;
    // If the thermal HAL reports no temperature for SKIN type
    NO_TEMPERATURE = 5;
    // If the thermal HAL reports no matching threshold for the SKIN temperature
    NO_TEMPERATURE_THRESHOLD = 6;
}

/**
 * Enum for ADPF session UID state.
 */
enum AdpfSessionUidState {
    UNKNOWN_UID_STATE = 0;
    FOREGROUND = 1;
    BACKGROUND = 2;
}

/**
 * Enum for ADPF session state.
 */
enum AdpfSessionState {
    UNKNOWN_SESSION_STATE = 0;
    // This state is used to mark the session is paused.
    PAUSE = 1;
    // This state is used to mark the session is resumed.
    RESUME = 2;
}

/**
 * Enum for ADPF session tag.
 */
enum AdpfSessionTag {
    // This tag is used to mark uncategorized hint sessions.
    // It's labeled as OTHER in SessionTag.aidl.
    UNKNOWN_SESSION_TAG = 0;
    // This tag is used to mark the SurfaceFlinger hint session.
    SURFACEFLINGER = 1;
    // This tag is used to mark hint sessions created by HWUI.
    HWUI = 2;
    // This tag is used to mark hint sessions created by applications that are
    // categorized as games.
    GAME = 3;
    // This tag is used to mark the hint session is created by the application.
    // If an applications is categorized as game, then GAME should be used
    // instead.
    APP = 4;
}

/**
 * Enum for FMQ support status.
 */
enum FmqStatus {
    UNKNOWN_FMQ_STATUS = 0;
    SUPPORTED = 1;
    UNSUPPORTED = 2;
    HAL_VERSION_NOT_MET = 3;
    OTHER_STATUS = 4;
}