Bookatz | 50df711 | 2017-08-04 14:53:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 | package com.android.internal.os; |
| 17 | |
| 18 | import android.util.ArrayMap; |
| 19 | |
| 20 | import java.util.Map; |
| 21 | |
| 22 | /** |
| 23 | * Container for Resource Power Manager states and their data. |
| 24 | * Values can be populated by the BatteryStatsService.fillLowPowerStats jni function. |
| 25 | */ |
| 26 | public final class RpmStats { |
| 27 | public Map<String, PowerStatePlatformSleepState> mPlatformLowPowerStats = new ArrayMap<>(); |
| 28 | public Map<String, PowerStateSubsystem> mSubsystemLowPowerStats = new ArrayMap<>(); |
| 29 | |
| 30 | /** |
| 31 | * Finds the PowerStatePlatformSleepState with the given name (creating it if it doesn't exist), |
| 32 | * updates its timeMs and count, and returns it. |
| 33 | */ |
| 34 | @SuppressWarnings("unused") |
| 35 | public PowerStatePlatformSleepState getAndUpdatePlatformState( |
| 36 | String name, long timeMs, int count) { |
| 37 | |
| 38 | PowerStatePlatformSleepState e = mPlatformLowPowerStats.get(name); |
| 39 | if (e == null) { |
| 40 | e = new PowerStatePlatformSleepState(); |
| 41 | mPlatformLowPowerStats.put(name, e); |
| 42 | } |
| 43 | e.mTimeMs = timeMs; |
| 44 | e.mCount = count; |
| 45 | return e; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Returns the PowerStateSubsystem with the given name (creating it if it doesn't exist). |
| 50 | */ |
| 51 | public PowerStateSubsystem getSubsystem(String name) { |
| 52 | PowerStateSubsystem e = mSubsystemLowPowerStats.get(name); |
| 53 | if (e == null) { |
| 54 | e = new PowerStateSubsystem(); |
| 55 | mSubsystemLowPowerStats.put(name, e); |
| 56 | } |
| 57 | return e; |
| 58 | } |
| 59 | |
| 60 | /** Represents a subsystem state or a platform voter. */ |
| 61 | public static class PowerStateElement { |
| 62 | public long mTimeMs; // totalTimeInMsecVotedForSinceBoot |
| 63 | public int mCount; // totalNumberOfTimesVotedSinceBoot |
| 64 | |
| 65 | private PowerStateElement(long timeMs, int count) { |
| 66 | this.mTimeMs = timeMs; |
| 67 | this.mCount = count; |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | /** Represents a PowerStatePlatformSleepState, per hardware/interfaces/power/1.0/types.hal */ |
| 72 | public static class PowerStatePlatformSleepState { |
| 73 | public long mTimeMs; // residencyInMsecSinceBoot |
| 74 | public int mCount; // totalTransitions |
| 75 | public Map<String, PowerStateElement> mVoters = new ArrayMap<>(); // voters for this platform-level sleep state |
| 76 | |
| 77 | /** |
| 78 | * Updates (creating if necessary) the voter with the given name, with the given timeMs and |
| 79 | * count. |
| 80 | */ |
| 81 | @SuppressWarnings("unused") |
| 82 | public void putVoter(String name, long timeMs, int count) { |
| 83 | PowerStateElement e = mVoters.get(name); |
| 84 | if (e == null) { |
| 85 | mVoters.put(name, new PowerStateElement(timeMs, count)); |
| 86 | } else { |
| 87 | e.mTimeMs = timeMs; |
| 88 | e.mCount = count; |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | /** Represents a PowerStateSubsystem, per hardware/interfaces/power/1.1/types.hal */ |
| 94 | public static class PowerStateSubsystem { |
| 95 | public Map<String, PowerStateElement> mStates = new ArrayMap<>(); // sleep states supported by this susbsystem |
| 96 | |
| 97 | /** |
| 98 | * Updates (creating if necessary) the subsystem state with the given name, with the given |
| 99 | * timeMs and count. |
| 100 | */ |
| 101 | @SuppressWarnings("unused") |
| 102 | public void putState(String name, long timeMs, int count) { |
| 103 | PowerStateElement e = mStates.get(name); |
| 104 | if (e == null) { |
| 105 | mStates.put(name, new PowerStateElement(timeMs, count)); |
| 106 | } else { |
| 107 | e.mTimeMs = timeMs; |
| 108 | e.mCount = count; |
| 109 | } |
| 110 | } |
| 111 | } |
| 112 | } |