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Commit 240f4565 authored by Benjamin Schwartz's avatar Benjamin Schwartz Committed by Automerger Merge Worker
Browse files

Merge "stats: Pull power stats atoms from PowerStats service" into sc-dev am:... 

Merge "stats: Pull power stats atoms from PowerStats service" into sc-dev am: 00e8383c am: e77ef626

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13431425

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ibea2e0a7adf39bfd490871a23a611d6bcb6daf70
parents 61aaf7ab e77ef626

services/core/java/com/android/server/powerstats/PowerStatsService.java

+23 −3
Original line number Original line Diff line number Diff line
@@ -69,6 +69,8 @@ public class PowerStatsService extends SystemService { 
    private BatteryTrigger mBatteryTrigger;

    private BatteryTrigger mBatteryTrigger;

    @Nullable

    @Nullable

    private TimerTrigger mTimerTrigger;

    private TimerTrigger mTimerTrigger;

    @Nullable

    private StatsPullAtomCallbackImpl mPullAtomCallback;





    @VisibleForTesting

    @VisibleForTesting

    static class Injector {

    static class Injector {
@@ -119,6 +121,11 @@ public class PowerStatsService extends SystemService { 
        TimerTrigger createTimerTrigger(Context context, PowerStatsLogger powerStatsLogger) {

        TimerTrigger createTimerTrigger(Context context, PowerStatsLogger powerStatsLogger) {

            return new TimerTrigger(context, powerStatsLogger, true /* trigger enabled */);

            return new TimerTrigger(context, powerStatsLogger, true /* trigger enabled */);

        }

        }



        StatsPullAtomCallbackImpl createStatsPullerImpl(Context context,

                IPowerStatsHALWrapper powerStatsHALWrapper) {

            return new StatsPullAtomCallbackImpl(context, powerStatsHALWrapper);

        }

    }

    }





    private final class BinderService extends Binder {

    private final class BinderService extends Binder {
@@ -156,8 +163,10 @@ public class PowerStatsService extends SystemService { 




    @Override

    @Override

    public void onBootPhase(int phase) {

    public void onBootPhase(int phase) {

        if (phase == SystemService.PHASE_BOOT_COMPLETED) {

        if (phase == SystemService.PHASE_SYSTEM_SERVICES_READY) {

            onSystemServiceReady();

            onSystemServicesReady();

        } else if (phase == SystemService.PHASE_BOOT_COMPLETED) {

            onBootCompleted();

        }

        }

    }

    }
@@ -170,7 +179,18 @@ public class PowerStatsService extends SystemService { 
        publishBinderService(Context.POWER_STATS_SERVICE, new BinderService());

        publishBinderService(Context.POWER_STATS_SERVICE, new BinderService());

    }

    }





    private void onSystemServiceReady() {

    private void onSystemServicesReady() {

        if (getPowerStatsHal().isInitialized()) {

            if (DEBUG) Slog.d(TAG, "Starting PowerStatsService statsd pullers");



            // Only start statsd pullers if initialization is successful.

            mPullAtomCallback = mInjector.createStatsPullerImpl(mContext, getPowerStatsHal());

        } else {

            Slog.e(TAG, "Failed to start PowerStatsService statsd pullers");

        }

    }



    private void onBootCompleted() {

        if (getPowerStatsHal().isInitialized()) {

        if (getPowerStatsHal().isInitialized()) {

            if (DEBUG) Slog.d(TAG, "Starting PowerStatsService loggers");

            if (DEBUG) Slog.d(TAG, "Starting PowerStatsService loggers");

services/core/java/com/android/server/powerstats/StatsPullAtomCallbackImpl.java

0 → 100644
+152 −0
Original line number Original line Diff line number Diff line 
/*

 * Copyright (C) 2020 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.powerstats;



import android.app.StatsManager;

import android.content.Context;

import android.hardware.power.stats.Channel;

import android.hardware.power.stats.EnergyMeasurement;

import android.hardware.power.stats.PowerEntity;

import android.hardware.power.stats.State;

import android.hardware.power.stats.StateResidency;

import android.hardware.power.stats.StateResidencyResult;

import android.util.StatsEvent;



import com.android.internal.util.ConcurrentUtils;

import com.android.internal.util.FrameworkStatsLog;

import com.android.server.powerstats.PowerStatsHALWrapper.IPowerStatsHALWrapper;



import java.util.HashMap;

import java.util.List;

import java.util.Map;



/**

 * StatsPullAtomCallbackImpl is responsible implementing the stats pullers for

 * SUBSYSTEM_SLEEP_STATE and ON_DEVICE_POWER_MEASUREMENT statsd atoms.

 */

public class StatsPullAtomCallbackImpl implements StatsManager.StatsPullAtomCallback {

    private Context mContext;

    private IPowerStatsHALWrapper mPowerStatsHALWrapper;

    private Map<Integer, Channel> mChannels = new HashMap();

    private Map<Integer, String> mEntityNames = new HashMap();

    private Map<Integer, Map<Integer, String>> mStateNames = new HashMap();;



    @Override

    public int onPullAtom(int atomTag, List<StatsEvent> data) {

        switch (atomTag) {

            case FrameworkStatsLog.SUBSYSTEM_SLEEP_STATE:

                return pullSubsystemSleepState(atomTag, data);

            case FrameworkStatsLog.ON_DEVICE_POWER_MEASUREMENT:

                return pullOnDevicePowerMeasurement(atomTag, data);

            default:

                throw new UnsupportedOperationException("Unknown tagId=" + atomTag);

        }

    }



    private void initPullOnDevicePowerMeasurement() {

        Channel[] channels = mPowerStatsHALWrapper.getEnergyMeterInfo();

        if (channels == null) {

            return;

        }



        for (int i = 0; i < channels.length; i++) {

            final Channel channel = channels[i];

            mChannels.put(channel.id, channel);

        }

    }



    private int pullOnDevicePowerMeasurement(int atomTag, List<StatsEvent> events) {

        EnergyMeasurement[] energyMeasurements = mPowerStatsHALWrapper.readEnergyMeters(new int[0]);

        if (energyMeasurements == null) {

            return StatsManager.PULL_SKIP;

        }



        for (int i = 0; i < energyMeasurements.length; i++) {

            // Only report energy measurements that have been accumulated since boot

            final EnergyMeasurement energyMeasurement = energyMeasurements[i];

            if (energyMeasurement.durationMs == energyMeasurement.timestampMs) {

                events.add(FrameworkStatsLog.buildStatsEvent(

                        atomTag,

                        mChannels.get(energyMeasurement.id).subsystem,

                        mChannels.get(energyMeasurement.id).name,

                        energyMeasurement.durationMs,

                        energyMeasurement.energyUWs));

            }

        }



        return StatsManager.PULL_SUCCESS;

    }



    private void initSubsystemSleepState() {

        PowerEntity[] entities = mPowerStatsHALWrapper.getPowerEntityInfo();

        if (entities == null) {

            return;

        }



        for (int i = 0; i < entities.length; i++) {

            final PowerEntity entity = entities[i];

            Map<Integer, String> states = new HashMap();

            for (int j = 0; j < entity.states.length; j++) {

                final State state = entity.states[j];

                states.put(state.id, state.name);

            }



            mEntityNames.put(entity.id, entity.name);

            mStateNames.put(entity.id, states);

        }

    }



    private int pullSubsystemSleepState(int atomTag, List<StatsEvent> events) {

        StateResidencyResult[] results =  mPowerStatsHALWrapper.getStateResidency(new int[0]);

        if (results == null) {

            return StatsManager.PULL_SKIP;

        }

        for (int i = 0; i < results.length; i++) {

            final StateResidencyResult result = results[i];

            for (int j = 0; j < result.stateResidencyData.length; j++) {

                final StateResidency stateResidency = result.stateResidencyData[j];

                events.add(FrameworkStatsLog.buildStatsEvent(

                        atomTag,

                        mEntityNames.get(result.id),

                        mStateNames.get(result.id).get(stateResidency.id),

                        stateResidency.totalStateEntryCount,

                        stateResidency.totalTimeInStateMs));

            }

        }



        return StatsManager.PULL_SUCCESS;

    }



    public StatsPullAtomCallbackImpl(Context context, IPowerStatsHALWrapper powerStatsHALWrapper) {

        mContext = context;

        mPowerStatsHALWrapper = powerStatsHALWrapper;

        initPullOnDevicePowerMeasurement();

        initSubsystemSleepState();



        StatsManager manager = mContext.getSystemService(StatsManager.class);

        manager.setPullAtomCallback(

                FrameworkStatsLog.SUBSYSTEM_SLEEP_STATE,

                null, // use default PullAtomMetadata values

                ConcurrentUtils.DIRECT_EXECUTOR,

                this);

        manager.setPullAtomCallback(

                FrameworkStatsLog.ON_DEVICE_POWER_MEASUREMENT,

                null, // use default PullAtomMetadata values

                ConcurrentUtils.DIRECT_EXECUTOR,

                this);

    }

}

services/core/java/com/android/server/stats/pull/StatsPullAtomService.java

+0 −3
Original line number Original line Diff line number Diff line
@@ -407,8 +407,6 @@ public class StatsPullAtomService extends SystemService { 
        mContext = context;

        mContext = context;

    }

    }





    private native void nativeInit();



    /**

    /**

     * Use of this StatsPullAtomCallbackImpl means we avoid one class per tagId, which we would

     * Use of this StatsPullAtomCallbackImpl means we avoid one class per tagId, which we would

     * get if we used lambdas.

     * get if we used lambdas.
@@ -681,7 +679,6 @@ public class StatsPullAtomService extends SystemService { 
        super.onBootPhase(phase);

        super.onBootPhase(phase);

        if (phase == PHASE_SYSTEM_SERVICES_READY) {

        if (phase == PHASE_SYSTEM_SERVICES_READY) {

            BackgroundThread.getHandler().post(() -> {

            BackgroundThread.getHandler().post(() -> {

                nativeInit();

                initializePullersState();

                initializePullersState();

                registerPullers();

                registerPullers();

                registerEventListeners();

                registerEventListeners();

services/core/jni/Android.bp

+1 −3
Original line number Original line Diff line number Diff line
@@ -25,8 +25,6 @@ cc_library_static { 
        "gnss/GnssMeasurement.cpp",

        "gnss/GnssMeasurement.cpp",

        "gnss/GnssMeasurementCallback.cpp",

        "gnss/GnssMeasurementCallback.cpp",

        "gnss/Utils.cpp",

        "gnss/Utils.cpp",

        "stats/PowerStatsPuller.cpp",

        "stats/SubsystemSleepStatePuller.cpp",

        "com_android_server_adb_AdbDebuggingManager.cpp",

        "com_android_server_adb_AdbDebuggingManager.cpp",

        "com_android_server_am_BatteryStatsService.cpp",

        "com_android_server_am_BatteryStatsService.cpp",

        "com_android_server_biometrics_SurfaceToNativeHandleConverter.cpp",

        "com_android_server_biometrics_SurfaceToNativeHandleConverter.cpp",
@@ -45,7 +43,6 @@ cc_library_static { 
        "com_android_server_SerialService.cpp",

        "com_android_server_SerialService.cpp",

        "com_android_server_soundtrigger_middleware_AudioSessionProviderImpl.cpp",

        "com_android_server_soundtrigger_middleware_AudioSessionProviderImpl.cpp",

        "com_android_server_soundtrigger_middleware_ExternalCaptureStateTracker.cpp",

        "com_android_server_soundtrigger_middleware_ExternalCaptureStateTracker.cpp",

        "com_android_server_stats_pull_StatsPullAtomService.cpp",

        "com_android_server_storage_AppFuseBridge.cpp",

        "com_android_server_storage_AppFuseBridge.cpp",

        "com_android_server_SystemServer.cpp",

        "com_android_server_SystemServer.cpp",

        "com_android_server_tv_TvUinputBridge.cpp",

        "com_android_server_tv_TvUinputBridge.cpp",
@@ -152,6 +149,7 @@ cc_defaults { 
        "android.hardware.power@1.1",

        "android.hardware.power@1.1",

        "android.hardware.power-cpp",

        "android.hardware.power-cpp",

        "android.hardware.power.stats@1.0",

        "android.hardware.power.stats@1.0",

        "android.hardware.power.stats-ndk_platform",

        "android.hardware.thermal@1.0",

        "android.hardware.thermal@1.0",

        "android.hardware.tv.input@1.0",

        "android.hardware.tv.input@1.0",

        "android.hardware.vibrator-unstable-cpp",

        "android.hardware.vibrator-unstable-cpp",

services/core/jni/com_android_server_stats_pull_StatsPullAtomService.cpp

deleted100644 → 0
+0 −71
Original line number Original line Diff line number Diff line 
/*

 * Copyright (C) 2020 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.

 */



#define LOG_TAG "StatsPullAtomService"



#include <jni.h>

#include <log/log.h>

#include <nativehelper/JNIHelp.h>

#include <stats_event.h>

#include <stats_pull_atom_callback.h>

#include <statslog.h>



#include "stats/PowerStatsPuller.h"

#include "stats/SubsystemSleepStatePuller.h"



namespace android {



static server::stats::PowerStatsPuller gPowerStatsPuller;

static server::stats::SubsystemSleepStatePuller gSubsystemSleepStatePuller;



static AStatsManager_PullAtomCallbackReturn onDevicePowerMeasurementCallback(int32_t atom_tag,

                                                                             AStatsEventList* data,

                                                                             void* cookie) {

    return gPowerStatsPuller.Pull(atom_tag, data);

}



static AStatsManager_PullAtomCallbackReturn subsystemSleepStateCallback(int32_t atom_tag,

                                                                        AStatsEventList* data,

                                                                        void* cookie) {

    return gSubsystemSleepStatePuller.Pull(atom_tag, data);

}



static void nativeInit(JNIEnv* env, jobject javaObject) {

    // on device power measurement

    gPowerStatsPuller = server::stats::PowerStatsPuller();

    AStatsManager_setPullAtomCallback(android::util::ON_DEVICE_POWER_MEASUREMENT,

                                      /* metadata= */ nullptr, onDevicePowerMeasurementCallback,

                                      /* cookie= */ nullptr);



    // subsystem sleep state

    gSubsystemSleepStatePuller = server::stats::SubsystemSleepStatePuller();

    AStatsManager_setPullAtomCallback(android::util::SUBSYSTEM_SLEEP_STATE,

                                      /* metadata= */ nullptr, subsystemSleepStateCallback,

                                      /* cookie= */ nullptr);

}



static const JNINativeMethod sMethods[] = {{"nativeInit", "()V", (void*)nativeInit}};



int register_android_server_stats_pull_StatsPullAtomService(JNIEnv* env) {

    int res = jniRegisterNativeMethods(env, "com/android/server/stats/pull/StatsPullAtomService",

                                       sMethods, NELEM(sMethods));

    if (res < 0) {

        ALOGE("failed to register native methods");

    }

    return res;

}



} // namespace android