| /* |
| * Copyright (C) 2009 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.settings.fuelgauge; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.hardware.SensorManager; |
| import android.os.BatteryStats; |
| import android.os.BatteryStats.Uid; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.Parcel; |
| import android.os.Process; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.SystemClock; |
| import android.preference.Preference; |
| import android.preference.PreferenceActivity; |
| import android.preference.PreferenceFragment; |
| import android.preference.PreferenceGroup; |
| import android.preference.PreferenceScreen; |
| import android.telephony.SignalStrength; |
| import android.util.Log; |
| import android.util.SparseArray; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.MenuItem; |
| |
| import com.android.internal.app.IBatteryStats; |
| import com.android.internal.os.BatteryStatsImpl; |
| import com.android.internal.os.PowerProfile; |
| import com.android.settings.R; |
| import com.android.settings.fuelgauge.PowerUsageDetail.DrainType; |
| |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.io.Writer; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** |
| * Displays a list of apps and subsystems that consume power, ordered by how much power was |
| * consumed since the last time it was unplugged. |
| */ |
| public class PowerUsageSummary extends PreferenceFragment implements Runnable { |
| |
| private static final boolean DEBUG = false; |
| |
| private static final String TAG = "PowerUsageSummary"; |
| |
| private static final String KEY_APP_LIST = "app_list"; |
| private static final String KEY_BATTERY_STATUS = "battery_status"; |
| |
| private static final int MENU_STATS_TYPE = Menu.FIRST; |
| private static final int MENU_STATS_REFRESH = Menu.FIRST + 1; |
| |
| private static BatteryStatsImpl sStatsXfer; |
| |
| IBatteryStats mBatteryInfo; |
| BatteryStatsImpl mStats; |
| private final List<BatterySipper> mUsageList = new ArrayList<BatterySipper>(); |
| private final List<BatterySipper> mWifiSippers = new ArrayList<BatterySipper>(); |
| private final List<BatterySipper> mBluetoothSippers = new ArrayList<BatterySipper>(); |
| |
| private PreferenceGroup mAppListGroup; |
| private Preference mBatteryStatusPref; |
| |
| private int mStatsType = BatteryStats.STATS_SINCE_CHARGED; |
| |
| private static final int MIN_POWER_THRESHOLD = 5; |
| private static final int MAX_ITEMS_TO_LIST = 10; |
| |
| private long mStatsPeriod = 0; |
| private double mMaxPower = 1; |
| private double mTotalPower; |
| private double mWifiPower; |
| private double mBluetoothPower; |
| private PowerProfile mPowerProfile; |
| |
| // How much the apps together have left WIFI running. |
| private long mAppWifiRunning; |
| |
| /** Queue for fetching name and icon for an application */ |
| private ArrayList<BatterySipper> mRequestQueue = new ArrayList<BatterySipper>(); |
| private Thread mRequestThread; |
| private boolean mAbort; |
| |
| private BroadcastReceiver mBatteryInfoReceiver = new BroadcastReceiver() { |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (Intent.ACTION_BATTERY_CHANGED.equals(action)) { |
| String batteryLevel = com.android.settings.Utils.getBatteryPercentage(intent); |
| String batteryStatus = com.android.settings.Utils.getBatteryStatus(getResources(), |
| intent); |
| String batterySummary = context.getResources().getString( |
| R.string.power_usage_level_and_status, batteryLevel, batteryStatus); |
| mBatteryStatusPref.setTitle(batterySummary); |
| } |
| } |
| }; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| if (icicle != null) { |
| mStats = sStatsXfer; |
| } |
| |
| addPreferencesFromResource(R.xml.power_usage_summary); |
| mBatteryInfo = IBatteryStats.Stub.asInterface( |
| ServiceManager.getService("batteryinfo")); |
| mAppListGroup = (PreferenceGroup) findPreference(KEY_APP_LIST); |
| mBatteryStatusPref = mAppListGroup.findPreference(KEY_BATTERY_STATUS); |
| mPowerProfile = new PowerProfile(getActivity()); |
| setHasOptionsMenu(true); |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| mAbort = false; |
| getActivity().registerReceiver(mBatteryInfoReceiver, |
| new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); |
| refreshStats(); |
| } |
| |
| @Override |
| public void onPause() { |
| synchronized (mRequestQueue) { |
| mAbort = true; |
| } |
| mHandler.removeMessages(MSG_UPDATE_NAME_ICON); |
| getActivity().unregisterReceiver(mBatteryInfoReceiver); |
| super.onPause(); |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| if (getActivity().isChangingConfigurations()) { |
| sStatsXfer = mStats; |
| } |
| } |
| |
| @Override |
| public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) { |
| if (preference instanceof BatteryHistoryPreference) { |
| Parcel hist = Parcel.obtain(); |
| mStats.writeToParcelWithoutUids(hist, 0); |
| byte[] histData = hist.marshall(); |
| Bundle args = new Bundle(); |
| args.putByteArray(BatteryHistoryDetail.EXTRA_STATS, histData); |
| PreferenceActivity pa = (PreferenceActivity)getActivity(); |
| pa.startPreferencePanel(BatteryHistoryDetail.class.getName(), args, |
| R.string.history_details_title, null, null, 0); |
| return super.onPreferenceTreeClick(preferenceScreen, preference); |
| } |
| if (!(preference instanceof PowerGaugePreference)) { |
| return false; |
| } |
| PowerGaugePreference pgp = (PowerGaugePreference) preference; |
| BatterySipper sipper = pgp.getInfo(); |
| Bundle args = new Bundle(); |
| args.putString(PowerUsageDetail.EXTRA_TITLE, sipper.name); |
| args.putInt(PowerUsageDetail.EXTRA_PERCENT, (int) |
| Math.ceil(sipper.getSortValue() * 100 / mTotalPower)); |
| args.putInt(PowerUsageDetail.EXTRA_GAUGE, (int) |
| Math.ceil(sipper.getSortValue() * 100 / mMaxPower)); |
| args.putLong(PowerUsageDetail.EXTRA_USAGE_DURATION, mStatsPeriod); |
| args.putString(PowerUsageDetail.EXTRA_ICON_PACKAGE, sipper.defaultPackageName); |
| args.putInt(PowerUsageDetail.EXTRA_ICON_ID, sipper.iconId); |
| args.putDouble(PowerUsageDetail.EXTRA_NO_COVERAGE, sipper.noCoveragePercent); |
| if (sipper.uidObj != null) { |
| args.putInt(PowerUsageDetail.EXTRA_UID, sipper.uidObj.getUid()); |
| } |
| args.putSerializable(PowerUsageDetail.EXTRA_DRAIN_TYPE, sipper.drainType); |
| |
| int[] types; |
| double[] values; |
| switch (sipper.drainType) { |
| case APP: |
| { |
| Uid uid = sipper.uidObj; |
| types = new int[] { |
| R.string.usage_type_cpu, |
| R.string.usage_type_cpu_foreground, |
| R.string.usage_type_wake_lock, |
| R.string.usage_type_gps, |
| R.string.usage_type_wifi_running, |
| R.string.usage_type_data_send, |
| R.string.usage_type_data_recv, |
| R.string.usage_type_audio, |
| R.string.usage_type_video, |
| }; |
| values = new double[] { |
| sipper.cpuTime, |
| sipper.cpuFgTime, |
| sipper.wakeLockTime, |
| sipper.gpsTime, |
| sipper.wifiRunningTime, |
| sipper.tcpBytesSent, |
| sipper.tcpBytesReceived, |
| 0, |
| 0 |
| }; |
| |
| Writer result = new StringWriter(); |
| PrintWriter printWriter = new PrintWriter(result); |
| mStats.dumpLocked(printWriter, "", mStatsType, uid.getUid()); |
| args.putString(PowerUsageDetail.EXTRA_REPORT_DETAILS, result.toString()); |
| |
| result = new StringWriter(); |
| printWriter = new PrintWriter(result); |
| mStats.dumpCheckinLocked(printWriter, mStatsType, uid.getUid()); |
| args.putString(PowerUsageDetail.EXTRA_REPORT_CHECKIN_DETAILS, result.toString()); |
| } |
| break; |
| case CELL: |
| { |
| types = new int[] { |
| R.string.usage_type_on_time, |
| R.string.usage_type_no_coverage |
| }; |
| values = new double[] { |
| sipper.usageTime, |
| sipper.noCoveragePercent |
| }; |
| } |
| break; |
| case WIFI: |
| { |
| types = new int[] { |
| R.string.usage_type_wifi_running, |
| R.string.usage_type_cpu, |
| R.string.usage_type_cpu_foreground, |
| R.string.usage_type_wake_lock, |
| R.string.usage_type_data_send, |
| R.string.usage_type_data_recv, |
| }; |
| values = new double[] { |
| sipper.usageTime, |
| sipper.cpuTime, |
| sipper.cpuFgTime, |
| sipper.wakeLockTime, |
| sipper.tcpBytesSent, |
| sipper.tcpBytesReceived, |
| }; |
| } break; |
| case BLUETOOTH: |
| { |
| types = new int[] { |
| R.string.usage_type_on_time, |
| R.string.usage_type_cpu, |
| R.string.usage_type_cpu_foreground, |
| R.string.usage_type_wake_lock, |
| R.string.usage_type_data_send, |
| R.string.usage_type_data_recv, |
| }; |
| values = new double[] { |
| sipper.usageTime, |
| sipper.cpuTime, |
| sipper.cpuFgTime, |
| sipper.wakeLockTime, |
| sipper.tcpBytesSent, |
| sipper.tcpBytesReceived, |
| }; |
| } break; |
| default: |
| { |
| types = new int[] { |
| R.string.usage_type_on_time |
| }; |
| values = new double[] { |
| sipper.usageTime |
| }; |
| } |
| } |
| args.putIntArray(PowerUsageDetail.EXTRA_DETAIL_TYPES, types); |
| args.putDoubleArray(PowerUsageDetail.EXTRA_DETAIL_VALUES, values); |
| PreferenceActivity pa = (PreferenceActivity)getActivity(); |
| pa.startPreferencePanel(PowerUsageDetail.class.getName(), args, |
| R.string.details_title, null, null, 0); |
| |
| return super.onPreferenceTreeClick(preferenceScreen, preference); |
| } |
| |
| @Override |
| public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { |
| if (DEBUG) { |
| menu.add(0, MENU_STATS_TYPE, 0, R.string.menu_stats_total) |
| .setIcon(com.android.internal.R.drawable.ic_menu_info_details) |
| .setAlphabeticShortcut('t'); |
| } |
| MenuItem refresh = menu.add(0, MENU_STATS_REFRESH, 0, R.string.menu_stats_refresh) |
| .setIcon(R.drawable.ic_menu_refresh_holo_dark) |
| .setAlphabeticShortcut('r'); |
| refresh.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM | |
| MenuItem.SHOW_AS_ACTION_WITH_TEXT); |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| switch (item.getItemId()) { |
| case MENU_STATS_TYPE: |
| if (mStatsType == BatteryStats.STATS_SINCE_CHARGED) { |
| mStatsType = BatteryStats.STATS_SINCE_UNPLUGGED; |
| } else { |
| mStatsType = BatteryStats.STATS_SINCE_CHARGED; |
| } |
| refreshStats(); |
| return true; |
| case MENU_STATS_REFRESH: |
| mStats = null; |
| refreshStats(); |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| private void addNotAvailableMessage() { |
| Preference notAvailable = new Preference(getActivity()); |
| notAvailable.setTitle(R.string.power_usage_not_available); |
| mAppListGroup.addPreference(notAvailable); |
| } |
| |
| private void refreshStats() { |
| if (mStats == null) { |
| load(); |
| } |
| mMaxPower = 0; |
| mTotalPower = 0; |
| mWifiPower = 0; |
| mBluetoothPower = 0; |
| mAppWifiRunning = 0; |
| |
| mAppListGroup.removeAll(); |
| mUsageList.clear(); |
| mWifiSippers.clear(); |
| mBluetoothSippers.clear(); |
| mAppListGroup.setOrderingAsAdded(false); |
| |
| mBatteryStatusPref.setOrder(-2); |
| mAppListGroup.addPreference(mBatteryStatusPref); |
| BatteryHistoryPreference hist = new BatteryHistoryPreference(getActivity(), mStats); |
| hist.setOrder(-1); |
| mAppListGroup.addPreference(hist); |
| |
| if (mPowerProfile.getAveragePower(PowerProfile.POWER_SCREEN_FULL) < 10) { |
| addNotAvailableMessage(); |
| return; |
| } |
| processAppUsage(); |
| processMiscUsage(); |
| |
| Collections.sort(mUsageList); |
| for (BatterySipper sipper : mUsageList) { |
| if (sipper.getSortValue() < MIN_POWER_THRESHOLD) continue; |
| final double percentOfTotal = ((sipper.getSortValue() / mTotalPower) * 100); |
| if (percentOfTotal < 1) continue; |
| PowerGaugePreference pref = new PowerGaugePreference(getActivity(), sipper.getIcon(), sipper); |
| final double percentOfMax = (sipper.getSortValue() * 100) / mMaxPower; |
| sipper.percent = percentOfTotal; |
| pref.setTitle(sipper.name); |
| pref.setOrder(Integer.MAX_VALUE - (int) sipper.getSortValue()); // Invert the order |
| pref.setPercent(percentOfMax, percentOfTotal); |
| if (sipper.uidObj != null) { |
| pref.setKey(Integer.toString(sipper.uidObj.getUid())); |
| } |
| mAppListGroup.addPreference(pref); |
| if (mAppListGroup.getPreferenceCount() > (MAX_ITEMS_TO_LIST+1)) break; |
| } |
| synchronized (mRequestQueue) { |
| if (!mRequestQueue.isEmpty()) { |
| if (mRequestThread == null) { |
| mRequestThread = new Thread(this, "BatteryUsage Icon Loader"); |
| mRequestThread.setPriority(Thread.MIN_PRIORITY); |
| mRequestThread.start(); |
| } |
| mRequestQueue.notify(); |
| } |
| } |
| } |
| |
| private void processAppUsage() { |
| SensorManager sensorManager = (SensorManager)getActivity().getSystemService( |
| Context.SENSOR_SERVICE); |
| final int which = mStatsType; |
| final int speedSteps = mPowerProfile.getNumSpeedSteps(); |
| final double[] powerCpuNormal = new double[speedSteps]; |
| final long[] cpuSpeedStepTimes = new long[speedSteps]; |
| for (int p = 0; p < speedSteps; p++) { |
| powerCpuNormal[p] = mPowerProfile.getAveragePower(PowerProfile.POWER_CPU_ACTIVE, p); |
| } |
| final double averageCostPerByte = getAverageDataCost(); |
| long uSecTime = mStats.computeBatteryRealtime(SystemClock.elapsedRealtime() * 1000, which); |
| long appWakelockTime = 0; |
| BatterySipper osApp = null; |
| mStatsPeriod = uSecTime; |
| SparseArray<? extends Uid> uidStats = mStats.getUidStats(); |
| final int NU = uidStats.size(); |
| for (int iu = 0; iu < NU; iu++) { |
| Uid u = uidStats.valueAt(iu); |
| double power = 0; |
| double highestDrain = 0; |
| String packageWithHighestDrain = null; |
| //mUsageList.add(new AppUsage(u.getUid(), new double[] {power})); |
| Map<String, ? extends BatteryStats.Uid.Proc> processStats = u.getProcessStats(); |
| long cpuTime = 0; |
| long cpuFgTime = 0; |
| long wakelockTime = 0; |
| long gpsTime = 0; |
| if (processStats.size() > 0) { |
| // Process CPU time |
| for (Map.Entry<String, ? extends BatteryStats.Uid.Proc> ent |
| : processStats.entrySet()) { |
| if (DEBUG) Log.i(TAG, "Process name = " + ent.getKey()); |
| Uid.Proc ps = ent.getValue(); |
| final long userTime = ps.getUserTime(which); |
| final long systemTime = ps.getSystemTime(which); |
| final long foregroundTime = ps.getForegroundTime(which); |
| cpuFgTime += foregroundTime * 10; // convert to millis |
| final long tmpCpuTime = (userTime + systemTime) * 10; // convert to millis |
| int totalTimeAtSpeeds = 0; |
| // Get the total first |
| for (int step = 0; step < speedSteps; step++) { |
| cpuSpeedStepTimes[step] = ps.getTimeAtCpuSpeedStep(step, which); |
| totalTimeAtSpeeds += cpuSpeedStepTimes[step]; |
| } |
| if (totalTimeAtSpeeds == 0) totalTimeAtSpeeds = 1; |
| // Then compute the ratio of time spent at each speed |
| double processPower = 0; |
| for (int step = 0; step < speedSteps; step++) { |
| double ratio = (double) cpuSpeedStepTimes[step] / totalTimeAtSpeeds; |
| processPower += ratio * tmpCpuTime * powerCpuNormal[step]; |
| } |
| cpuTime += tmpCpuTime; |
| power += processPower; |
| if (packageWithHighestDrain == null |
| || packageWithHighestDrain.startsWith("*")) { |
| highestDrain = processPower; |
| packageWithHighestDrain = ent.getKey(); |
| } else if (highestDrain < processPower |
| && !ent.getKey().startsWith("*")) { |
| highestDrain = processPower; |
| packageWithHighestDrain = ent.getKey(); |
| } |
| } |
| if (DEBUG) Log.i(TAG, "Max drain of " + highestDrain |
| + " by " + packageWithHighestDrain); |
| } |
| if (cpuFgTime > cpuTime) { |
| if (DEBUG && cpuFgTime > cpuTime + 10000) { |
| Log.i(TAG, "WARNING! Cputime is more than 10 seconds behind Foreground time"); |
| } |
| cpuTime = cpuFgTime; // Statistics may not have been gathered yet. |
| } |
| power /= 1000; |
| |
| // Process wake lock usage |
| Map<String, ? extends BatteryStats.Uid.Wakelock> wakelockStats = u.getWakelockStats(); |
| for (Map.Entry<String, ? extends BatteryStats.Uid.Wakelock> wakelockEntry |
| : wakelockStats.entrySet()) { |
| Uid.Wakelock wakelock = wakelockEntry.getValue(); |
| // Only care about partial wake locks since full wake locks |
| // are canceled when the user turns the screen off. |
| BatteryStats.Timer timer = wakelock.getWakeTime(BatteryStats.WAKE_TYPE_PARTIAL); |
| if (timer != null) { |
| wakelockTime += timer.getTotalTimeLocked(uSecTime, which); |
| } |
| } |
| wakelockTime /= 1000; // convert to millis |
| appWakelockTime += wakelockTime; |
| |
| // Add cost of holding a wake lock |
| power += (wakelockTime |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_CPU_AWAKE)) / 1000; |
| |
| // Add cost of data traffic |
| long tcpBytesReceived = u.getTcpBytesReceived(mStatsType); |
| long tcpBytesSent = u.getTcpBytesSent(mStatsType); |
| power += (tcpBytesReceived+tcpBytesSent) * averageCostPerByte; |
| |
| // Add cost of keeping WIFI running. |
| long wifiRunningTimeMs = u.getWifiRunningTime(uSecTime, which) / 1000; |
| mAppWifiRunning += wifiRunningTimeMs; |
| power += (wifiRunningTimeMs |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_WIFI_ON)) / 1000; |
| |
| // Process Sensor usage |
| Map<Integer, ? extends BatteryStats.Uid.Sensor> sensorStats = u.getSensorStats(); |
| for (Map.Entry<Integer, ? extends BatteryStats.Uid.Sensor> sensorEntry |
| : sensorStats.entrySet()) { |
| Uid.Sensor sensor = sensorEntry.getValue(); |
| int sensorType = sensor.getHandle(); |
| BatteryStats.Timer timer = sensor.getSensorTime(); |
| long sensorTime = timer.getTotalTimeLocked(uSecTime, which) / 1000; |
| double multiplier = 0; |
| switch (sensorType) { |
| case Uid.Sensor.GPS: |
| multiplier = mPowerProfile.getAveragePower(PowerProfile.POWER_GPS_ON); |
| gpsTime = sensorTime; |
| break; |
| default: |
| android.hardware.Sensor sensorData = |
| sensorManager.getDefaultSensor(sensorType); |
| if (sensorData != null) { |
| multiplier = sensorData.getPower(); |
| if (DEBUG) { |
| Log.i(TAG, "Got sensor " + sensorData.getName() + " with power = " |
| + multiplier); |
| } |
| } |
| } |
| power += (multiplier * sensorTime) / 1000; |
| } |
| |
| if (DEBUG) Log.i(TAG, "UID " + u.getUid() + ": power=" + power); |
| |
| // Add the app to the list if it is consuming power |
| if (power != 0 || u.getUid() == 0) { |
| BatterySipper app = new BatterySipper(getActivity(), mRequestQueue, mHandler, |
| packageWithHighestDrain, DrainType.APP, 0, u, |
| new double[] {power}); |
| app.cpuTime = cpuTime; |
| app.gpsTime = gpsTime; |
| app.wifiRunningTime = wifiRunningTimeMs; |
| app.cpuFgTime = cpuFgTime; |
| app.wakeLockTime = wakelockTime; |
| app.tcpBytesReceived = tcpBytesReceived; |
| app.tcpBytesSent = tcpBytesSent; |
| if (u.getUid() == Process.WIFI_UID) { |
| mWifiSippers.add(app); |
| } else if (u.getUid() == Process.BLUETOOTH_GID) { |
| mBluetoothSippers.add(app); |
| } else { |
| mUsageList.add(app); |
| } |
| if (u.getUid() == 0) { |
| osApp = app; |
| } |
| } |
| if (u.getUid() == Process.WIFI_UID) { |
| mWifiPower += power; |
| } else if (u.getUid() == Process.BLUETOOTH_GID) { |
| mBluetoothPower += power; |
| } else { |
| if (power > mMaxPower) mMaxPower = power; |
| mTotalPower += power; |
| } |
| if (DEBUG) Log.i(TAG, "Added power = " + power); |
| } |
| |
| // The device has probably been awake for longer than the screen on |
| // time and application wake lock time would account for. Assign |
| // this remainder to the OS, if possible. |
| if (osApp != null) { |
| long wakeTimeMillis = mStats.computeBatteryUptime( |
| SystemClock.uptimeMillis() * 1000, which) / 1000; |
| wakeTimeMillis -= appWakelockTime + (mStats.getScreenOnTime( |
| SystemClock.elapsedRealtime(), which) / 1000); |
| if (wakeTimeMillis > 0) { |
| double power = (wakeTimeMillis |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_CPU_AWAKE)) / 1000; |
| if (DEBUG) Log.i(TAG, "OS wakeLockTime " + wakeTimeMillis + " power " + power); |
| osApp.wakeLockTime += wakeTimeMillis; |
| osApp.value += power; |
| osApp.values[0] += power; |
| if (osApp.value > mMaxPower) mMaxPower = osApp.value; |
| mTotalPower += power; |
| } |
| } |
| } |
| |
| private void addPhoneUsage(long uSecNow) { |
| long phoneOnTimeMs = mStats.getPhoneOnTime(uSecNow, mStatsType) / 1000; |
| double phoneOnPower = mPowerProfile.getAveragePower(PowerProfile.POWER_RADIO_ACTIVE) |
| * phoneOnTimeMs / 1000; |
| addEntry(getActivity().getString(R.string.power_phone), DrainType.PHONE, phoneOnTimeMs, |
| R.drawable.ic_settings_voice_calls, phoneOnPower); |
| } |
| |
| private void addScreenUsage(long uSecNow) { |
| double power = 0; |
| long screenOnTimeMs = mStats.getScreenOnTime(uSecNow, mStatsType) / 1000; |
| power += screenOnTimeMs * mPowerProfile.getAveragePower(PowerProfile.POWER_SCREEN_ON); |
| final double screenFullPower = |
| mPowerProfile.getAveragePower(PowerProfile.POWER_SCREEN_FULL); |
| for (int i = 0; i < BatteryStats.NUM_SCREEN_BRIGHTNESS_BINS; i++) { |
| double screenBinPower = screenFullPower * (i + 0.5f) |
| / BatteryStats.NUM_SCREEN_BRIGHTNESS_BINS; |
| long brightnessTime = mStats.getScreenBrightnessTime(i, uSecNow, mStatsType) / 1000; |
| power += screenBinPower * brightnessTime; |
| if (DEBUG) { |
| Log.i(TAG, "Screen bin power = " + (int) screenBinPower + ", time = " |
| + brightnessTime); |
| } |
| } |
| power /= 1000; // To seconds |
| addEntry(getActivity().getString(R.string.power_screen), DrainType.SCREEN, screenOnTimeMs, |
| R.drawable.ic_settings_display, power); |
| } |
| |
| private void addRadioUsage(long uSecNow) { |
| double power = 0; |
| final int BINS = SignalStrength.NUM_SIGNAL_STRENGTH_BINS; |
| long signalTimeMs = 0; |
| for (int i = 0; i < BINS; i++) { |
| long strengthTimeMs = mStats.getPhoneSignalStrengthTime(i, uSecNow, mStatsType) / 1000; |
| power += strengthTimeMs / 1000 |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_RADIO_ON, i); |
| signalTimeMs += strengthTimeMs; |
| } |
| long scanningTimeMs = mStats.getPhoneSignalScanningTime(uSecNow, mStatsType) / 1000; |
| power += scanningTimeMs / 1000 * mPowerProfile.getAveragePower( |
| PowerProfile.POWER_RADIO_SCANNING); |
| BatterySipper bs = |
| addEntry(getActivity().getString(R.string.power_cell), DrainType.CELL, |
| signalTimeMs, R.drawable.ic_settings_cell_standby, power); |
| if (signalTimeMs != 0) { |
| bs.noCoveragePercent = mStats.getPhoneSignalStrengthTime(0, uSecNow, mStatsType) |
| / 1000 * 100.0 / signalTimeMs; |
| } |
| } |
| |
| private void aggregateSippers(BatterySipper bs, List<BatterySipper> from, String tag) { |
| for (int i=0; i<from.size(); i++) { |
| BatterySipper wbs = from.get(i); |
| if (DEBUG) Log.i(TAG, tag + " adding sipper " + wbs + ": cpu=" + wbs.cpuTime); |
| bs.cpuTime += wbs.cpuTime; |
| bs.gpsTime += wbs.gpsTime; |
| bs.wifiRunningTime += wbs.wifiRunningTime; |
| bs.cpuFgTime += wbs.cpuFgTime; |
| bs.wakeLockTime += wbs.wakeLockTime; |
| bs.tcpBytesReceived += wbs.tcpBytesReceived; |
| bs.tcpBytesSent += wbs.tcpBytesSent; |
| } |
| } |
| |
| private void addWiFiUsage(long uSecNow) { |
| long onTimeMs = mStats.getWifiOnTime(uSecNow, mStatsType) / 1000; |
| long runningTimeMs = mStats.getGlobalWifiRunningTime(uSecNow, mStatsType) / 1000; |
| if (DEBUG) Log.i(TAG, "WIFI runningTime=" + runningTimeMs |
| + " app runningTime=" + mAppWifiRunning); |
| runningTimeMs -= mAppWifiRunning; |
| if (runningTimeMs < 0) runningTimeMs = 0; |
| double wifiPower = (onTimeMs * 0 /* TODO */ |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_WIFI_ON) |
| + runningTimeMs * mPowerProfile.getAveragePower(PowerProfile.POWER_WIFI_ON)) / 1000; |
| if (DEBUG) Log.i(TAG, "WIFI power=" + wifiPower + " from procs=" + mWifiPower); |
| BatterySipper bs = addEntry(getActivity().getString(R.string.power_wifi), DrainType.WIFI, |
| runningTimeMs, R.drawable.ic_settings_wifi, wifiPower + mWifiPower); |
| aggregateSippers(bs, mWifiSippers, "WIFI"); |
| } |
| |
| private void addIdleUsage(long uSecNow) { |
| long idleTimeMs = (uSecNow - mStats.getScreenOnTime(uSecNow, mStatsType)) / 1000; |
| double idlePower = (idleTimeMs * mPowerProfile.getAveragePower(PowerProfile.POWER_CPU_IDLE)) |
| / 1000; |
| addEntry(getActivity().getString(R.string.power_idle), DrainType.IDLE, idleTimeMs, |
| R.drawable.ic_settings_phone_idle, idlePower); |
| } |
| |
| private void addBluetoothUsage(long uSecNow) { |
| long btOnTimeMs = mStats.getBluetoothOnTime(uSecNow, mStatsType) / 1000; |
| double btPower = btOnTimeMs * mPowerProfile.getAveragePower(PowerProfile.POWER_BLUETOOTH_ON) |
| / 1000; |
| int btPingCount = mStats.getBluetoothPingCount(); |
| btPower += (btPingCount |
| * mPowerProfile.getAveragePower(PowerProfile.POWER_BLUETOOTH_AT_CMD)) / 1000; |
| BatterySipper bs = addEntry(getActivity().getString(R.string.power_bluetooth), |
| DrainType.BLUETOOTH, btOnTimeMs, R.drawable.ic_settings_bluetooth, |
| btPower + mBluetoothPower); |
| aggregateSippers(bs, mBluetoothSippers, "Bluetooth"); |
| } |
| |
| private double getAverageDataCost() { |
| final long WIFI_BPS = 1000000; // TODO: Extract average bit rates from system |
| final long MOBILE_BPS = 200000; // TODO: Extract average bit rates from system |
| final double WIFI_POWER = mPowerProfile.getAveragePower(PowerProfile.POWER_WIFI_ACTIVE) |
| / 3600; |
| final double MOBILE_POWER = mPowerProfile.getAveragePower(PowerProfile.POWER_RADIO_ACTIVE) |
| / 3600; |
| final long mobileData = mStats.getMobileTcpBytesReceived(mStatsType) + |
| mStats.getMobileTcpBytesSent(mStatsType); |
| final long wifiData = mStats.getTotalTcpBytesReceived(mStatsType) + |
| mStats.getTotalTcpBytesSent(mStatsType) - mobileData; |
| final long radioDataUptimeMs = mStats.getRadioDataUptime() / 1000; |
| final long mobileBps = radioDataUptimeMs != 0 |
| ? mobileData * 8 * 1000 / radioDataUptimeMs |
| : MOBILE_BPS; |
| |
| double mobileCostPerByte = MOBILE_POWER / (mobileBps / 8); |
| double wifiCostPerByte = WIFI_POWER / (WIFI_BPS / 8); |
| if (wifiData + mobileData != 0) { |
| return (mobileCostPerByte * mobileData + wifiCostPerByte * wifiData) |
| / (mobileData + wifiData); |
| } else { |
| return 0; |
| } |
| } |
| |
| private void processMiscUsage() { |
| final int which = mStatsType; |
| long uSecTime = SystemClock.elapsedRealtime() * 1000; |
| final long uSecNow = mStats.computeBatteryRealtime(uSecTime, which); |
| final long timeSinceUnplugged = uSecNow; |
| if (DEBUG) { |
| Log.i(TAG, "Uptime since last unplugged = " + (timeSinceUnplugged / 1000)); |
| } |
| |
| addPhoneUsage(uSecNow); |
| addScreenUsage(uSecNow); |
| addWiFiUsage(uSecNow); |
| addBluetoothUsage(uSecNow); |
| addIdleUsage(uSecNow); // Not including cellular idle power |
| // Don't compute radio usage if it's a wifi-only device |
| if (!com.android.settings.Utils.isWifiOnly(getActivity())) { |
| addRadioUsage(uSecNow); |
| } |
| } |
| |
| private BatterySipper addEntry(String label, DrainType drainType, long time, int iconId, |
| double power) { |
| if (power > mMaxPower) mMaxPower = power; |
| mTotalPower += power; |
| BatterySipper bs = new BatterySipper(getActivity(), mRequestQueue, mHandler, |
| label, drainType, iconId, null, new double[] {power}); |
| bs.usageTime = time; |
| bs.iconId = iconId; |
| mUsageList.add(bs); |
| return bs; |
| } |
| |
| private void load() { |
| try { |
| byte[] data = mBatteryInfo.getStatistics(); |
| Parcel parcel = Parcel.obtain(); |
| parcel.unmarshall(data, 0, data.length); |
| parcel.setDataPosition(0); |
| mStats = com.android.internal.os.BatteryStatsImpl.CREATOR |
| .createFromParcel(parcel); |
| mStats.distributeWorkLocked(BatteryStats.STATS_SINCE_CHARGED); |
| } catch (RemoteException e) { |
| Log.e(TAG, "RemoteException:", e); |
| } |
| } |
| |
| public void run() { |
| while (true) { |
| BatterySipper bs; |
| synchronized (mRequestQueue) { |
| if (mRequestQueue.isEmpty() || mAbort) { |
| mRequestThread = null; |
| return; |
| } |
| bs = mRequestQueue.remove(0); |
| } |
| bs.getNameIcon(); |
| } |
| } |
| |
| static final int MSG_UPDATE_NAME_ICON = 1; |
| |
| Handler mHandler = new Handler() { |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case MSG_UPDATE_NAME_ICON: |
| BatterySipper bs = (BatterySipper) msg.obj; |
| PowerGaugePreference pgp = |
| (PowerGaugePreference) findPreference( |
| Integer.toString(bs.uidObj.getUid())); |
| if (pgp != null) { |
| pgp.setIcon(bs.icon); |
| pgp.setTitle(bs.name); |
| } |
| break; |
| } |
| super.handleMessage(msg); |
| } |
| }; |
| } |
