1/*
2 * Copyright (C) 2016 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 */
16syntax = "proto2";
17
18option java_multiple_files = true;
19
20import "frameworks/base/libs/incident/proto/android/privacy.proto";
21
22package android.os;
23
24// cpu frequency time from /sys/devices/system/cpu/cpufreq/all_time_in_state
25message CpuFreqProto {
26    option (android.msg_privacy).dest = DEST_AUTOMATIC;
27
28    optional int32 jiffy_hz = 1; // obtain by system config.
29
30    // frequency time pre cpu, unit in jiffy.
31    message Stats {
32        option (android.msg_privacy).dest = DEST_AUTOMATIC;
33
34        optional string cpu_name = 1;
35
36        message TimeInState {
37            option (android.msg_privacy).dest = DEST_AUTOMATIC;
38
39            optional int32 state_khz = 1;  // cpu frequency
40            optional int64 time_jiffy = 2; // number of jiffies
41        }
42        repeated TimeInState times = 2;
43    }
44    repeated Stats cpu_freqs = 2;
45}
46