Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 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 | |
| 17 | package com.android.server.power; |
| 18 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 19 | import android.annotation.Nullable; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 20 | import android.content.Context; |
| 21 | import android.hardware.thermal.V1_0.ThermalStatus; |
| 22 | import android.hardware.thermal.V1_0.ThermalStatusCode; |
| 23 | import android.hardware.thermal.V1_1.IThermalCallback; |
| 24 | import android.hardware.thermal.V2_0.IThermalChangedCallback; |
| 25 | import android.hardware.thermal.V2_0.ThrottlingSeverity; |
| 26 | import android.os.Binder; |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 27 | import android.os.CoolingDevice; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 28 | import android.os.HwBinder; |
| 29 | import android.os.IThermalEventListener; |
| 30 | import android.os.IThermalService; |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 31 | import android.os.IThermalStatusListener; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 32 | import android.os.PowerManager; |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 33 | import android.os.Process; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 34 | import android.os.RemoteCallbackList; |
| 35 | import android.os.RemoteException; |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 36 | import android.os.ResultReceiver; |
| 37 | import android.os.ShellCallback; |
| 38 | import android.os.ShellCommand; |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 39 | import android.os.Temperature; |
| 40 | import android.util.ArrayMap; |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 41 | import android.util.EventLog; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 42 | import android.util.Slog; |
| 43 | |
| 44 | import com.android.internal.annotations.GuardedBy; |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 45 | import com.android.internal.annotations.VisibleForTesting; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 46 | import com.android.internal.util.DumpUtils; |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 47 | import com.android.server.EventLogTags; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 48 | import com.android.server.FgThread; |
| 49 | import com.android.server.SystemService; |
| 50 | |
| 51 | import java.io.FileDescriptor; |
| 52 | import java.io.PrintWriter; |
| 53 | import java.util.ArrayList; |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 54 | import java.util.Collection; |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 55 | import java.util.Iterator; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 56 | import java.util.List; |
| 57 | import java.util.NoSuchElementException; |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 58 | import java.util.concurrent.atomic.AtomicBoolean; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 59 | |
| 60 | /** |
| 61 | * This is a system service that listens to HAL thermal events and dispatch those to listeners. |
| 62 | * <p>The service will also trigger actions based on severity of the throttling status.</p> |
| 63 | * |
| 64 | * @hide |
| 65 | */ |
| 66 | public class ThermalManagerService extends SystemService { |
| 67 | private static final String TAG = ThermalManagerService.class.getSimpleName(); |
| 68 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 69 | /** Lock to protect listen list. */ |
| 70 | private final Object mLock = new Object(); |
| 71 | |
| 72 | /** |
| 73 | * Registered observers of the thermal events. Cookie is used to store type as Integer, null |
| 74 | * means no filter. |
| 75 | */ |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 76 | @GuardedBy("mLock") |
| 77 | private final RemoteCallbackList<IThermalEventListener> mThermalEventListeners = |
| 78 | new RemoteCallbackList<>(); |
| 79 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 80 | /** Registered observers of the thermal status. */ |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 81 | @GuardedBy("mLock") |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 82 | private final RemoteCallbackList<IThermalStatusListener> mThermalStatusListeners = |
| 83 | new RemoteCallbackList<>(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 84 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 85 | /** Current thermal status */ |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 86 | @GuardedBy("mLock") |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 87 | private int mStatus; |
| 88 | |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 89 | /** If override status takes effect*/ |
| 90 | @GuardedBy("mLock") |
| 91 | private boolean mIsStatusOverride; |
| 92 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 93 | /** Current thermal map, key as name */ |
| 94 | @GuardedBy("mLock") |
| 95 | private ArrayMap<String, Temperature> mTemperatureMap = new ArrayMap<>(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 96 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 97 | /** HAL wrapper. */ |
| 98 | private ThermalHalWrapper mHalWrapper; |
| 99 | |
| 100 | /** Hal ready. */ |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 101 | private final AtomicBoolean mHalReady = new AtomicBoolean(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 102 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 103 | /** Invalid throttling status */ |
| 104 | private static final int INVALID_THROTTLING = Integer.MIN_VALUE; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 105 | |
| 106 | public ThermalManagerService(Context context) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 107 | this(context, null); |
| 108 | } |
| 109 | |
| 110 | @VisibleForTesting |
| 111 | ThermalManagerService(Context context, @Nullable ThermalHalWrapper halWrapper) { |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 112 | super(context); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 113 | mHalWrapper = halWrapper; |
| 114 | // Initialize to invalid to send status onActivityManagerReady |
| 115 | mStatus = INVALID_THROTTLING; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 116 | } |
| 117 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 118 | @Override |
| 119 | public void onStart() { |
| 120 | publishBinderService(Context.THERMAL_SERVICE, mService); |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | public void onBootPhase(int phase) { |
| 125 | if (phase == SystemService.PHASE_ACTIVITY_MANAGER_READY) { |
| 126 | onActivityManagerReady(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 127 | } |
| 128 | } |
| 129 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 130 | private void onActivityManagerReady() { |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 131 | synchronized (mLock) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 132 | // Connect to HAL and post to listeners. |
| 133 | boolean halConnected = (mHalWrapper != null); |
| 134 | if (!halConnected) { |
| 135 | mHalWrapper = new ThermalHal20Wrapper(); |
| 136 | halConnected = mHalWrapper.connectToHal(); |
Wei Wang | fb21bd8 | 2019-01-10 14:16:23 -0800 | [diff] [blame] | 137 | } |
| 138 | if (!halConnected) { |
| 139 | mHalWrapper = new ThermalHal11Wrapper(); |
| 140 | halConnected = mHalWrapper.connectToHal(); |
| 141 | } |
| 142 | if (!halConnected) { |
| 143 | mHalWrapper = new ThermalHal10Wrapper(); |
| 144 | halConnected = mHalWrapper.connectToHal(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 145 | } |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 146 | mHalWrapper.setCallback(this::onTemperatureChangedCallback); |
| 147 | if (!halConnected) { |
| 148 | return; |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 149 | } |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 150 | List<Temperature> temperatures = mHalWrapper.getCurrentTemperatures(false, |
| 151 | 0); |
| 152 | final int count = temperatures.size(); |
| 153 | for (int i = 0; i < count; i++) { |
| 154 | onTemperatureChanged(temperatures.get(i), false); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 155 | } |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 156 | onTemperatureMapChangedLocked(); |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 157 | mHalReady.set(true); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 158 | } |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 159 | } |
| 160 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 161 | private void postStatusListener(IThermalStatusListener listener) { |
| 162 | final boolean thermalCallbackQueued = FgThread.getHandler().post(() -> { |
| 163 | try { |
| 164 | listener.onStatusChange(mStatus); |
| 165 | } catch (RemoteException | RuntimeException e) { |
| 166 | Slog.e(TAG, "Thermal callback failed to call", e); |
| 167 | } |
| 168 | }); |
| 169 | if (!thermalCallbackQueued) { |
| 170 | Slog.e(TAG, "Thermal callback failed to queue"); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | private void notifyStatusListenersLocked() { |
| 175 | if (!Temperature.isValidStatus(mStatus)) { |
| 176 | return; |
| 177 | } |
| 178 | final int length = mThermalStatusListeners.beginBroadcast(); |
| 179 | try { |
| 180 | for (int i = 0; i < length; i++) { |
| 181 | final IThermalStatusListener listener = |
| 182 | mThermalStatusListeners.getBroadcastItem(i); |
| 183 | postStatusListener(listener); |
| 184 | } |
| 185 | } finally { |
| 186 | mThermalStatusListeners.finishBroadcast(); |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | private void onTemperatureMapChangedLocked() { |
| 191 | int newStatus = INVALID_THROTTLING; |
| 192 | final int count = mTemperatureMap.size(); |
| 193 | for (int i = 0; i < count; i++) { |
| 194 | Temperature t = mTemperatureMap.valueAt(i); |
| 195 | if (t.getStatus() >= newStatus) { |
| 196 | newStatus = t.getStatus(); |
| 197 | } |
| 198 | } |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 199 | // Do not update if override from shell |
| 200 | if (!mIsStatusOverride) { |
| 201 | setStatusLocked(newStatus); |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | private void setStatusLocked(int newStatus) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 206 | if (newStatus != mStatus) { |
| 207 | mStatus = newStatus; |
| 208 | notifyStatusListenersLocked(); |
| 209 | } |
| 210 | } |
| 211 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 212 | private void postEventListenerCurrentTemperatures(IThermalEventListener listener, |
| 213 | @Nullable Integer type) { |
| 214 | synchronized (mLock) { |
| 215 | final int count = mTemperatureMap.size(); |
| 216 | for (int i = 0; i < count; i++) { |
| 217 | postEventListener(mTemperatureMap.valueAt(i), listener, |
| 218 | type); |
| 219 | } |
| 220 | } |
| 221 | } |
| 222 | |
| 223 | private void postEventListener(Temperature temperature, |
| 224 | IThermalEventListener listener, |
| 225 | @Nullable Integer type) { |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 226 | // Skip if listener registered with a different type |
| 227 | if (type != null && type != temperature.getType()) { |
| 228 | return; |
| 229 | } |
| 230 | final boolean thermalCallbackQueued = FgThread.getHandler().post(() -> { |
| 231 | try { |
| 232 | listener.notifyThrottling(temperature); |
| 233 | } catch (RemoteException | RuntimeException e) { |
| 234 | Slog.e(TAG, "Thermal callback failed to call", e); |
| 235 | } |
| 236 | }); |
| 237 | if (!thermalCallbackQueued) { |
| 238 | Slog.e(TAG, "Thermal callback failed to queue"); |
| 239 | } |
| 240 | } |
| 241 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 242 | private void notifyEventListenersLocked(Temperature temperature) { |
| 243 | final int length = mThermalEventListeners.beginBroadcast(); |
| 244 | try { |
| 245 | for (int i = 0; i < length; i++) { |
| 246 | final IThermalEventListener listener = |
| 247 | mThermalEventListeners.getBroadcastItem(i); |
| 248 | final Integer type = |
| 249 | (Integer) mThermalEventListeners.getBroadcastCookie(i); |
| 250 | postEventListener(temperature, listener, type); |
| 251 | } |
| 252 | } finally { |
| 253 | mThermalEventListeners.finishBroadcast(); |
| 254 | } |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 255 | EventLog.writeEvent(EventLogTags.THERMAL_CHANGED, temperature.getName(), |
| 256 | temperature.getType(), temperature.getValue(), temperature.getStatus(), mStatus); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 257 | } |
| 258 | |
Wei Wang | 6942ff0 | 2019-03-11 10:22:33 -0700 | [diff] [blame] | 259 | private void shutdownIfNeeded(Temperature temperature) { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 260 | if (temperature.getStatus() != Temperature.THROTTLING_SHUTDOWN) { |
| 261 | return; |
| 262 | } |
Wei Wang | 6942ff0 | 2019-03-11 10:22:33 -0700 | [diff] [blame] | 263 | final PowerManager powerManager = getContext().getSystemService(PowerManager.class); |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 264 | switch (temperature.getType()) { |
| 265 | case Temperature.TYPE_CPU: |
| 266 | // Fall through |
| 267 | case Temperature.TYPE_GPU: |
| 268 | // Fall through |
| 269 | case Temperature.TYPE_NPU: |
| 270 | // Fall through |
| 271 | case Temperature.TYPE_SKIN: |
Wei Wang | 6942ff0 | 2019-03-11 10:22:33 -0700 | [diff] [blame] | 272 | powerManager.shutdown(false, PowerManager.SHUTDOWN_THERMAL_STATE, false); |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 273 | break; |
| 274 | case Temperature.TYPE_BATTERY: |
Wei Wang | 6942ff0 | 2019-03-11 10:22:33 -0700 | [diff] [blame] | 275 | powerManager.shutdown(false, PowerManager.SHUTDOWN_BATTERY_THERMAL_STATE, false); |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 276 | break; |
| 277 | } |
| 278 | } |
| 279 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 280 | private void onTemperatureChanged(Temperature temperature, boolean sendStatus) { |
Wei Wang | 6942ff0 | 2019-03-11 10:22:33 -0700 | [diff] [blame] | 281 | shutdownIfNeeded(temperature); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 282 | synchronized (mLock) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 283 | Temperature old = mTemperatureMap.put(temperature.getName(), temperature); |
| 284 | if (old != null) { |
| 285 | if (old.getStatus() != temperature.getStatus()) { |
| 286 | notifyEventListenersLocked(temperature); |
| 287 | } |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 288 | } else { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 289 | notifyEventListenersLocked(temperature); |
| 290 | } |
| 291 | if (sendStatus) { |
| 292 | onTemperatureMapChangedLocked(); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 293 | } |
| 294 | } |
| 295 | } |
| 296 | |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 297 | /* HwBinder callback **/ |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 298 | private void onTemperatureChangedCallback(Temperature temperature) { |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 299 | final long token = Binder.clearCallingIdentity(); |
| 300 | try { |
| 301 | onTemperatureChanged(temperature, true); |
| 302 | } finally { |
| 303 | Binder.restoreCallingIdentity(token); |
| 304 | } |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 305 | } |
| 306 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 307 | @VisibleForTesting |
| 308 | final IThermalService.Stub mService = new IThermalService.Stub() { |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 309 | @Override |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 310 | public boolean registerThermalEventListener(IThermalEventListener listener) { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 311 | getContext().enforceCallingOrSelfPermission( |
| 312 | android.Manifest.permission.DEVICE_POWER, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 313 | synchronized (mLock) { |
| 314 | final long token = Binder.clearCallingIdentity(); |
| 315 | try { |
| 316 | if (!mThermalEventListeners.register(listener, null)) { |
| 317 | return false; |
| 318 | } |
Wei Wang | 7edba73 | 2019-04-16 22:34:43 -0700 | [diff] [blame] | 319 | // Notify its callback after new client registered. |
| 320 | postEventListenerCurrentTemperatures(listener, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 321 | return true; |
| 322 | } finally { |
| 323 | Binder.restoreCallingIdentity(token); |
| 324 | } |
| 325 | } |
| 326 | } |
| 327 | |
| 328 | @Override |
| 329 | public boolean registerThermalEventListenerWithType(IThermalEventListener listener, |
| 330 | int type) { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 331 | getContext().enforceCallingOrSelfPermission( |
| 332 | android.Manifest.permission.DEVICE_POWER, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 333 | synchronized (mLock) { |
| 334 | final long token = Binder.clearCallingIdentity(); |
| 335 | try { |
| 336 | if (!mThermalEventListeners.register(listener, new Integer(type))) { |
| 337 | return false; |
| 338 | } |
Wei Wang | 7edba73 | 2019-04-16 22:34:43 -0700 | [diff] [blame] | 339 | // Notify its callback after new client registered. |
| 340 | postEventListenerCurrentTemperatures(listener, new Integer(type)); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 341 | return true; |
| 342 | } finally { |
| 343 | Binder.restoreCallingIdentity(token); |
| 344 | } |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | @Override |
| 349 | public boolean unregisterThermalEventListener(IThermalEventListener listener) { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 350 | getContext().enforceCallingOrSelfPermission( |
| 351 | android.Manifest.permission.DEVICE_POWER, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 352 | synchronized (mLock) { |
| 353 | final long token = Binder.clearCallingIdentity(); |
| 354 | try { |
| 355 | return mThermalEventListeners.unregister(listener); |
| 356 | } finally { |
| 357 | Binder.restoreCallingIdentity(token); |
| 358 | } |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | @Override |
| 363 | public List<Temperature> getCurrentTemperatures() { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 364 | getContext().enforceCallingOrSelfPermission( |
| 365 | android.Manifest.permission.DEVICE_POWER, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 366 | final long token = Binder.clearCallingIdentity(); |
| 367 | try { |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 368 | if (!mHalReady.get()) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 369 | return new ArrayList<>(); |
| 370 | } |
| 371 | return mHalWrapper.getCurrentTemperatures(false, 0 /* not used */); |
| 372 | } finally { |
| 373 | Binder.restoreCallingIdentity(token); |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | @Override |
| 378 | public List<Temperature> getCurrentTemperaturesWithType(int type) { |
Wei Wang | bc79c4f | 2018-12-10 11:40:40 -0800 | [diff] [blame] | 379 | getContext().enforceCallingOrSelfPermission( |
| 380 | android.Manifest.permission.DEVICE_POWER, null); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 381 | final long token = Binder.clearCallingIdentity(); |
| 382 | try { |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 383 | if (!mHalReady.get()) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 384 | return new ArrayList<>(); |
| 385 | } |
| 386 | return mHalWrapper.getCurrentTemperatures(true, type); |
| 387 | } finally { |
| 388 | Binder.restoreCallingIdentity(token); |
| 389 | } |
| 390 | } |
| 391 | |
| 392 | @Override |
| 393 | public boolean registerThermalStatusListener(IThermalStatusListener listener) { |
| 394 | synchronized (mLock) { |
| 395 | // Notify its callback after new client registered. |
| 396 | final long token = Binder.clearCallingIdentity(); |
| 397 | try { |
| 398 | if (!mThermalStatusListeners.register(listener)) { |
| 399 | return false; |
| 400 | } |
Wei Wang | 7edba73 | 2019-04-16 22:34:43 -0700 | [diff] [blame] | 401 | // Notify its callback after new client registered. |
| 402 | postStatusListener(listener); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 403 | return true; |
| 404 | } finally { |
| 405 | Binder.restoreCallingIdentity(token); |
| 406 | } |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | @Override |
| 411 | public boolean unregisterThermalStatusListener(IThermalStatusListener listener) { |
| 412 | synchronized (mLock) { |
| 413 | final long token = Binder.clearCallingIdentity(); |
| 414 | try { |
| 415 | return mThermalStatusListeners.unregister(listener); |
| 416 | } finally { |
| 417 | Binder.restoreCallingIdentity(token); |
| 418 | } |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | @Override |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 423 | public int getCurrentThermalStatus() { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 424 | synchronized (mLock) { |
| 425 | final long token = Binder.clearCallingIdentity(); |
| 426 | try { |
| 427 | return Temperature.isValidStatus(mStatus) ? mStatus |
| 428 | : Temperature.THROTTLING_NONE; |
| 429 | } finally { |
| 430 | Binder.restoreCallingIdentity(token); |
| 431 | } |
| 432 | } |
| 433 | } |
| 434 | |
| 435 | @Override |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 436 | public List<CoolingDevice> getCurrentCoolingDevices() { |
| 437 | getContext().enforceCallingOrSelfPermission( |
| 438 | android.Manifest.permission.DEVICE_POWER, null); |
| 439 | final long token = Binder.clearCallingIdentity(); |
| 440 | try { |
| 441 | if (!mHalReady.get()) { |
| 442 | return new ArrayList<>(); |
| 443 | } |
| 444 | return mHalWrapper.getCurrentCoolingDevices(false, 0); |
| 445 | } finally { |
| 446 | Binder.restoreCallingIdentity(token); |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | @Override |
| 451 | public List<CoolingDevice> getCurrentCoolingDevicesWithType(int type) { |
| 452 | getContext().enforceCallingOrSelfPermission( |
| 453 | android.Manifest.permission.DEVICE_POWER, null); |
| 454 | final long token = Binder.clearCallingIdentity(); |
| 455 | try { |
| 456 | if (!mHalReady.get()) { |
| 457 | return new ArrayList<>(); |
| 458 | } |
| 459 | return mHalWrapper.getCurrentCoolingDevices(true, type); |
| 460 | } finally { |
| 461 | Binder.restoreCallingIdentity(token); |
| 462 | } |
| 463 | } |
| 464 | |
| 465 | private void dumpItemsLocked(PrintWriter pw, String prefix, |
| 466 | Collection<?> items) { |
| 467 | for (Iterator iterator = items.iterator(); iterator.hasNext();) { |
| 468 | pw.println(prefix + iterator.next().toString()); |
| 469 | } |
| 470 | } |
| 471 | |
| 472 | @Override |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 473 | public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 474 | if (!DumpUtils.checkDumpPermission(getContext(), TAG, pw)) { |
| 475 | return; |
| 476 | } |
| 477 | final long token = Binder.clearCallingIdentity(); |
| 478 | try { |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 479 | synchronized (mLock) { |
Wei Wang | 7f5dfba | 2018-12-11 11:32:00 -0800 | [diff] [blame] | 480 | pw.println("IsStatusOverride: " + mIsStatusOverride); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 481 | pw.println("ThermalEventListeners:"); |
| 482 | mThermalEventListeners.dump(pw, "\t"); |
| 483 | pw.println("ThermalStatusListeners:"); |
| 484 | mThermalStatusListeners.dump(pw, "\t"); |
Wei Wang | 7f5dfba | 2018-12-11 11:32:00 -0800 | [diff] [blame] | 485 | pw.println("Thermal Status: " + mStatus); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 486 | pw.println("Cached temperatures:"); |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 487 | dumpItemsLocked(pw, "\t", mTemperatureMap.values()); |
| 488 | pw.println("HAL Ready: " + mHalReady.get()); |
| 489 | if (mHalReady.get()) { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 490 | pw.println("HAL connection:"); |
| 491 | mHalWrapper.dump(pw, "\t"); |
| 492 | pw.println("Current temperatures from HAL:"); |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 493 | dumpItemsLocked(pw, "\t", |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 494 | mHalWrapper.getCurrentTemperatures(false, 0)); |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 495 | pw.println("Current cooling devices from HAL:"); |
| 496 | dumpItemsLocked(pw, "\t", |
| 497 | mHalWrapper.getCurrentCoolingDevices(false, 0)); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 498 | } |
| 499 | } |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 500 | } finally { |
| 501 | Binder.restoreCallingIdentity(token); |
| 502 | } |
| 503 | } |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 504 | |
| 505 | private boolean isCallerShell() { |
| 506 | final int callingUid = Binder.getCallingUid(); |
| 507 | return callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID; |
| 508 | } |
| 509 | |
| 510 | @Override |
| 511 | public void onShellCommand(FileDescriptor in, FileDescriptor out, |
| 512 | FileDescriptor err, String[] args, ShellCallback callback, |
| 513 | ResultReceiver resultReceiver) { |
| 514 | if (!isCallerShell()) { |
| 515 | Slog.w(TAG, "Only shell is allowed to call thermalservice shell commands"); |
| 516 | return; |
| 517 | } |
| 518 | (new ThermalShellCommand()).exec( |
| 519 | this, in, out, err, args, callback, resultReceiver); |
| 520 | } |
| 521 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 522 | }; |
| 523 | |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 524 | class ThermalShellCommand extends ShellCommand { |
| 525 | @Override |
| 526 | public int onCommand(String cmd) { |
| 527 | switch(cmd != null ? cmd : "") { |
| 528 | case "override-status": |
| 529 | return runOverrideStatus(); |
| 530 | case "reset": |
| 531 | return runReset(); |
| 532 | default: |
| 533 | return handleDefaultCommands(cmd); |
| 534 | } |
| 535 | } |
| 536 | |
| 537 | private int runReset() { |
| 538 | final long token = Binder.clearCallingIdentity(); |
| 539 | try { |
| 540 | synchronized (mLock) { |
| 541 | mIsStatusOverride = false; |
| 542 | onTemperatureMapChangedLocked(); |
| 543 | return 0; |
| 544 | } |
| 545 | } finally { |
| 546 | Binder.restoreCallingIdentity(token); |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | private int runOverrideStatus() { |
| 551 | final long token = Binder.clearCallingIdentity(); |
| 552 | try { |
| 553 | final PrintWriter pw = getOutPrintWriter(); |
| 554 | int status; |
| 555 | try { |
| 556 | status = Integer.parseInt(getNextArgRequired()); |
| 557 | } catch (RuntimeException ex) { |
| 558 | pw.println("Error: " + ex.toString()); |
| 559 | return -1; |
| 560 | } |
| 561 | if (!Temperature.isValidStatus(status)) { |
Wei Wang | 7f5dfba | 2018-12-11 11:32:00 -0800 | [diff] [blame] | 562 | pw.println("Invalid status: " + status); |
Wei Wang | cc91361 | 2018-11-28 23:34:43 -0800 | [diff] [blame] | 563 | return -1; |
| 564 | } |
| 565 | synchronized (mLock) { |
| 566 | mIsStatusOverride = true; |
| 567 | setStatusLocked(status); |
| 568 | } |
| 569 | return 0; |
| 570 | } finally { |
| 571 | Binder.restoreCallingIdentity(token); |
| 572 | } |
| 573 | } |
| 574 | |
| 575 | @Override |
| 576 | public void onHelp() { |
| 577 | final PrintWriter pw = getOutPrintWriter(); |
| 578 | pw.println("Thermal service (thermalservice) commands:"); |
| 579 | pw.println(" help"); |
| 580 | pw.println(" Print this help text."); |
| 581 | pw.println(""); |
| 582 | pw.println(" override-status STATUS"); |
| 583 | pw.println(" sets and locks the thermal status of the device to STATUS."); |
| 584 | pw.println(" status code is defined in android.os.Temperature."); |
| 585 | pw.println(" reset"); |
| 586 | pw.println(" unlocks the thermal status of the device."); |
| 587 | pw.println(); |
| 588 | } |
| 589 | } |
| 590 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 591 | abstract static class ThermalHalWrapper { |
| 592 | protected static final String TAG = ThermalHalWrapper.class.getSimpleName(); |
| 593 | |
| 594 | /** Lock to protect HAL handle. */ |
| 595 | protected final Object mHalLock = new Object(); |
| 596 | |
| 597 | @FunctionalInterface |
| 598 | interface TemperatureChangedCallback { |
| 599 | void onValues(Temperature temperature); |
| 600 | } |
| 601 | |
| 602 | /** Temperature callback. */ |
| 603 | protected TemperatureChangedCallback mCallback; |
| 604 | |
| 605 | /** Cookie for matching the right end point. */ |
| 606 | protected static final int THERMAL_HAL_DEATH_COOKIE = 5612; |
| 607 | |
| 608 | @VisibleForTesting |
| 609 | protected void setCallback(TemperatureChangedCallback cb) { |
| 610 | mCallback = cb; |
| 611 | } |
| 612 | |
| 613 | protected abstract List<Temperature> getCurrentTemperatures(boolean shouldFilter, |
| 614 | int type); |
| 615 | |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 616 | protected abstract List<CoolingDevice> getCurrentCoolingDevices(boolean shouldFilter, |
| 617 | int type); |
| 618 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 619 | protected abstract boolean connectToHal(); |
| 620 | |
| 621 | protected abstract void dump(PrintWriter pw, String prefix); |
| 622 | |
| 623 | protected void resendCurrentTemperatures() { |
| 624 | synchronized (mHalLock) { |
| 625 | List<Temperature> temperatures = getCurrentTemperatures(false, 0); |
| 626 | final int count = temperatures.size(); |
| 627 | for (int i = 0; i < count; i++) { |
| 628 | mCallback.onValues(temperatures.get(i)); |
| 629 | } |
| 630 | } |
| 631 | } |
| 632 | |
| 633 | final class DeathRecipient implements HwBinder.DeathRecipient { |
| 634 | @Override |
| 635 | public void serviceDied(long cookie) { |
| 636 | if (cookie == THERMAL_HAL_DEATH_COOKIE) { |
| 637 | Slog.e(TAG, "Thermal HAL service died cookie: " + cookie); |
| 638 | synchronized (mHalLock) { |
| 639 | connectToHal(); |
| 640 | // Post to listeners after reconnect to HAL. |
| 641 | resendCurrentTemperatures(); |
| 642 | } |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 643 | } |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | |
Wei Wang | fb21bd8 | 2019-01-10 14:16:23 -0800 | [diff] [blame] | 648 | |
| 649 | static class ThermalHal10Wrapper extends ThermalHalWrapper { |
| 650 | /** Proxy object for the Thermal HAL 1.0 service. */ |
| 651 | @GuardedBy("mHalLock") |
| 652 | private android.hardware.thermal.V1_0.IThermal mThermalHal10 = null; |
| 653 | |
| 654 | @Override |
| 655 | protected List<Temperature> getCurrentTemperatures(boolean shouldFilter, |
| 656 | int type) { |
| 657 | synchronized (mHalLock) { |
| 658 | List<Temperature> ret = new ArrayList<>(); |
| 659 | if (mThermalHal10 == null) { |
| 660 | return ret; |
| 661 | } |
| 662 | try { |
| 663 | mThermalHal10.getTemperatures( |
| 664 | (ThermalStatus status, |
| 665 | ArrayList<android.hardware.thermal.V1_0.Temperature> |
| 666 | temperatures) -> { |
| 667 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 668 | for (android.hardware.thermal.V1_0.Temperature |
| 669 | temperature : temperatures) { |
| 670 | if (shouldFilter && type != temperature.type) { |
| 671 | continue; |
| 672 | } |
| 673 | // Thermal HAL 1.0 doesn't report current throttling status |
| 674 | ret.add(new Temperature( |
| 675 | temperature.currentValue, temperature.type, |
| 676 | temperature.name, |
| 677 | Temperature.THROTTLING_NONE)); |
| 678 | } |
| 679 | } else { |
| 680 | Slog.e(TAG, |
| 681 | "Couldn't get temperatures because of HAL error: " |
| 682 | + status.debugMessage); |
| 683 | } |
| 684 | |
| 685 | }); |
| 686 | } catch (RemoteException e) { |
| 687 | Slog.e(TAG, "Couldn't getCurrentTemperatures, reconnecting...", e); |
| 688 | connectToHal(); |
| 689 | } |
| 690 | return ret; |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | @Override |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 695 | protected List<CoolingDevice> getCurrentCoolingDevices(boolean shouldFilter, |
| 696 | int type) { |
| 697 | synchronized (mHalLock) { |
| 698 | List<CoolingDevice> ret = new ArrayList<>(); |
| 699 | if (mThermalHal10 == null) { |
| 700 | return ret; |
| 701 | } |
| 702 | try { |
| 703 | mThermalHal10.getCoolingDevices((status, coolingDevices) -> { |
| 704 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 705 | for (android.hardware.thermal.V1_0.CoolingDevice |
| 706 | coolingDevice : coolingDevices) { |
| 707 | if (shouldFilter && type != coolingDevice.type) { |
| 708 | continue; |
| 709 | } |
| 710 | ret.add(new CoolingDevice( |
| 711 | (long) coolingDevice.currentValue, |
| 712 | coolingDevice.type, |
| 713 | coolingDevice.name)); |
| 714 | } |
| 715 | } else { |
| 716 | Slog.e(TAG, |
| 717 | "Couldn't get cooling device because of HAL error: " |
| 718 | + status.debugMessage); |
| 719 | } |
| 720 | |
| 721 | }); |
| 722 | } catch (RemoteException e) { |
| 723 | Slog.e(TAG, "Couldn't getCurrentCoolingDevices, reconnecting...", e); |
| 724 | connectToHal(); |
| 725 | } |
| 726 | return ret; |
| 727 | } |
| 728 | } |
| 729 | |
| 730 | @Override |
Wei Wang | fb21bd8 | 2019-01-10 14:16:23 -0800 | [diff] [blame] | 731 | protected boolean connectToHal() { |
| 732 | synchronized (mHalLock) { |
| 733 | try { |
| 734 | mThermalHal10 = android.hardware.thermal.V1_0.IThermal.getService(); |
| 735 | mThermalHal10.linkToDeath(new DeathRecipient(), |
| 736 | THERMAL_HAL_DEATH_COOKIE); |
| 737 | Slog.i(TAG, |
| 738 | "Thermal HAL 1.0 service connected, no thermal call back will be " |
| 739 | + "called due to legacy API."); |
| 740 | } catch (NoSuchElementException | RemoteException e) { |
| 741 | Slog.e(TAG, |
| 742 | "Thermal HAL 1.0 service not connected."); |
| 743 | mThermalHal10 = null; |
| 744 | } |
| 745 | return (mThermalHal10 != null); |
| 746 | } |
| 747 | } |
| 748 | |
| 749 | @Override |
| 750 | protected void dump(PrintWriter pw, String prefix) { |
| 751 | synchronized (mHalLock) { |
| 752 | pw.print(prefix); |
| 753 | pw.println("ThermalHAL 1.0 connected: " + (mThermalHal10 != null ? "yes" |
| 754 | : "no")); |
| 755 | } |
| 756 | } |
| 757 | } |
| 758 | |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 759 | static class ThermalHal11Wrapper extends ThermalHalWrapper { |
| 760 | /** Proxy object for the Thermal HAL 1.1 service. */ |
| 761 | @GuardedBy("mHalLock") |
| 762 | private android.hardware.thermal.V1_1.IThermal mThermalHal11 = null; |
| 763 | |
| 764 | /** HWbinder callback for Thermal HAL 1.1. */ |
| 765 | private final IThermalCallback.Stub mThermalCallback11 = |
| 766 | new IThermalCallback.Stub() { |
| 767 | @Override |
| 768 | public void notifyThrottling(boolean isThrottling, |
| 769 | android.hardware.thermal.V1_0.Temperature temperature) { |
| 770 | Temperature thermalSvcTemp = new Temperature( |
| 771 | temperature.currentValue, temperature.type, temperature.name, |
| 772 | isThrottling ? ThrottlingSeverity.SEVERE |
| 773 | : ThrottlingSeverity.NONE); |
| 774 | final long token = Binder.clearCallingIdentity(); |
| 775 | try { |
| 776 | mCallback.onValues(thermalSvcTemp); |
| 777 | } finally { |
| 778 | Binder.restoreCallingIdentity(token); |
| 779 | } |
| 780 | } |
| 781 | }; |
| 782 | |
| 783 | @Override |
| 784 | protected List<Temperature> getCurrentTemperatures(boolean shouldFilter, |
| 785 | int type) { |
| 786 | synchronized (mHalLock) { |
| 787 | List<Temperature> ret = new ArrayList<>(); |
| 788 | if (mThermalHal11 == null) { |
| 789 | return ret; |
| 790 | } |
| 791 | try { |
| 792 | mThermalHal11.getTemperatures( |
| 793 | (ThermalStatus status, |
| 794 | ArrayList<android.hardware.thermal.V1_0.Temperature> |
| 795 | temperatures) -> { |
| 796 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 797 | for (android.hardware.thermal.V1_0.Temperature |
| 798 | temperature : temperatures) { |
| 799 | if (shouldFilter && type != temperature.type) { |
| 800 | continue; |
| 801 | } |
| 802 | // Thermal HAL 1.1 doesn't report current throttling status |
| 803 | ret.add(new Temperature( |
| 804 | temperature.currentValue, temperature.type, |
| 805 | temperature.name, |
| 806 | Temperature.THROTTLING_NONE)); |
| 807 | } |
| 808 | } else { |
| 809 | Slog.e(TAG, |
| 810 | "Couldn't get temperatures because of HAL error: " |
| 811 | + status.debugMessage); |
| 812 | } |
| 813 | |
| 814 | }); |
| 815 | } catch (RemoteException e) { |
| 816 | Slog.e(TAG, "Couldn't getCurrentTemperatures, reconnecting...", e); |
| 817 | connectToHal(); |
| 818 | } |
| 819 | return ret; |
| 820 | } |
| 821 | } |
| 822 | |
| 823 | @Override |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 824 | protected List<CoolingDevice> getCurrentCoolingDevices(boolean shouldFilter, |
| 825 | int type) { |
| 826 | synchronized (mHalLock) { |
| 827 | List<CoolingDevice> ret = new ArrayList<>(); |
| 828 | if (mThermalHal11 == null) { |
| 829 | return ret; |
| 830 | } |
| 831 | try { |
| 832 | mThermalHal11.getCoolingDevices((status, coolingDevices) -> { |
| 833 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 834 | for (android.hardware.thermal.V1_0.CoolingDevice |
| 835 | coolingDevice : coolingDevices) { |
| 836 | if (shouldFilter && type != coolingDevice.type) { |
| 837 | continue; |
| 838 | } |
| 839 | ret.add(new CoolingDevice( |
| 840 | (long) coolingDevice.currentValue, |
| 841 | coolingDevice.type, |
| 842 | coolingDevice.name)); |
| 843 | } |
| 844 | } else { |
| 845 | Slog.e(TAG, |
| 846 | "Couldn't get cooling device because of HAL error: " |
| 847 | + status.debugMessage); |
| 848 | } |
| 849 | |
| 850 | }); |
| 851 | } catch (RemoteException e) { |
| 852 | Slog.e(TAG, "Couldn't getCurrentCoolingDevices, reconnecting...", e); |
| 853 | connectToHal(); |
| 854 | } |
| 855 | return ret; |
| 856 | } |
| 857 | } |
| 858 | |
| 859 | @Override |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 860 | protected boolean connectToHal() { |
| 861 | synchronized (mHalLock) { |
| 862 | try { |
| 863 | mThermalHal11 = android.hardware.thermal.V1_1.IThermal.getService(); |
| 864 | mThermalHal11.linkToDeath(new DeathRecipient(), |
| 865 | THERMAL_HAL_DEATH_COOKIE); |
| 866 | mThermalHal11.registerThermalCallback(mThermalCallback11); |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 867 | Slog.i(TAG, "Thermal HAL 1.1 service connected, limited thermal functions " |
| 868 | + "due to legacy API."); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 869 | } catch (NoSuchElementException | RemoteException e) { |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 870 | Slog.e(TAG, "Thermal HAL 1.1 service not connected."); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 871 | mThermalHal11 = null; |
| 872 | } |
| 873 | return (mThermalHal11 != null); |
| 874 | } |
| 875 | } |
| 876 | |
| 877 | @Override |
| 878 | protected void dump(PrintWriter pw, String prefix) { |
| 879 | synchronized (mHalLock) { |
| 880 | pw.print(prefix); |
| 881 | pw.println("ThermalHAL 1.1 connected: " + (mThermalHal11 != null ? "yes" |
| 882 | : "no")); |
| 883 | } |
| 884 | } |
| 885 | } |
| 886 | |
| 887 | static class ThermalHal20Wrapper extends ThermalHalWrapper { |
| 888 | /** Proxy object for the Thermal HAL 2.0 service. */ |
| 889 | @GuardedBy("mHalLock") |
| 890 | private android.hardware.thermal.V2_0.IThermal mThermalHal20 = null; |
| 891 | |
| 892 | /** HWbinder callback for Thermal HAL 2.0. */ |
| 893 | private final IThermalChangedCallback.Stub mThermalCallback20 = |
| 894 | new IThermalChangedCallback.Stub() { |
| 895 | @Override |
| 896 | public void notifyThrottling( |
| 897 | android.hardware.thermal.V2_0.Temperature temperature) { |
| 898 | Temperature thermalSvcTemp = new Temperature( |
| 899 | temperature.value, temperature.type, temperature.name, |
| 900 | temperature.throttlingStatus); |
| 901 | final long token = Binder.clearCallingIdentity(); |
| 902 | try { |
| 903 | mCallback.onValues(thermalSvcTemp); |
| 904 | } finally { |
| 905 | Binder.restoreCallingIdentity(token); |
| 906 | } |
| 907 | } |
| 908 | }; |
| 909 | |
| 910 | @Override |
| 911 | protected List<Temperature> getCurrentTemperatures(boolean shouldFilter, |
| 912 | int type) { |
| 913 | synchronized (mHalLock) { |
| 914 | List<Temperature> ret = new ArrayList<>(); |
| 915 | if (mThermalHal20 == null) { |
| 916 | return ret; |
| 917 | } |
| 918 | try { |
| 919 | mThermalHal20.getCurrentTemperatures(shouldFilter, type, |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 920 | (status, temperatures) -> { |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 921 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 922 | for (android.hardware.thermal.V2_0.Temperature |
| 923 | temperature : temperatures) { |
| 924 | ret.add(new Temperature( |
| 925 | temperature.value, temperature.type, |
| 926 | temperature.name, |
| 927 | temperature.throttlingStatus)); |
| 928 | } |
| 929 | } else { |
| 930 | Slog.e(TAG, |
| 931 | "Couldn't get temperatures because of HAL error: " |
| 932 | + status.debugMessage); |
| 933 | } |
| 934 | |
| 935 | }); |
| 936 | } catch (RemoteException e) { |
| 937 | Slog.e(TAG, "Couldn't getCurrentTemperatures, reconnecting...", e); |
| 938 | connectToHal(); |
| 939 | } |
| 940 | return ret; |
| 941 | } |
| 942 | } |
| 943 | |
| 944 | @Override |
Wei Wang | 38e5bd7 | 2019-04-03 14:58:42 -0700 | [diff] [blame] | 945 | protected List<CoolingDevice> getCurrentCoolingDevices(boolean shouldFilter, |
| 946 | int type) { |
| 947 | synchronized (mHalLock) { |
| 948 | List<CoolingDevice> ret = new ArrayList<>(); |
| 949 | if (mThermalHal20 == null) { |
| 950 | return ret; |
| 951 | } |
| 952 | try { |
| 953 | mThermalHal20.getCurrentCoolingDevices(shouldFilter, type, |
| 954 | (status, coolingDevices) -> { |
| 955 | if (ThermalStatusCode.SUCCESS == status.code) { |
| 956 | for (android.hardware.thermal.V2_0.CoolingDevice |
| 957 | coolingDevice : coolingDevices) { |
| 958 | ret.add(new CoolingDevice( |
| 959 | coolingDevice.value, coolingDevice.type, |
| 960 | coolingDevice.name)); |
| 961 | } |
| 962 | } else { |
| 963 | Slog.e(TAG, |
| 964 | "Couldn't get cooling device because of HAL error: " |
| 965 | + status.debugMessage); |
| 966 | } |
| 967 | |
| 968 | }); |
| 969 | } catch (RemoteException e) { |
| 970 | Slog.e(TAG, "Couldn't getCurrentCoolingDevices, reconnecting...", e); |
| 971 | connectToHal(); |
| 972 | } |
| 973 | return ret; |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | @Override |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 978 | protected boolean connectToHal() { |
| 979 | synchronized (mHalLock) { |
| 980 | try { |
| 981 | mThermalHal20 = android.hardware.thermal.V2_0.IThermal.getService(); |
| 982 | mThermalHal20.linkToDeath(new DeathRecipient(), THERMAL_HAL_DEATH_COOKIE); |
| 983 | mThermalHal20.registerThermalChangedCallback(mThermalCallback20, false, |
| 984 | 0 /* not used */); |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 985 | Slog.i(TAG, "Thermal HAL 2.0 service connected."); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 986 | } catch (NoSuchElementException | RemoteException e) { |
Wei Wang | d878389 | 2019-08-01 11:51:15 -0700 | [diff] [blame] | 987 | Slog.e(TAG, "Thermal HAL 2.0 service not connected."); |
Wei Wang | 37b1754 | 2018-11-12 11:02:09 -0800 | [diff] [blame] | 988 | mThermalHal20 = null; |
| 989 | } |
| 990 | return (mThermalHal20 != null); |
| 991 | } |
| 992 | } |
| 993 | |
| 994 | @Override |
| 995 | protected void dump(PrintWriter pw, String prefix) { |
| 996 | synchronized (mHalLock) { |
| 997 | pw.print(prefix); |
| 998 | pw.println("ThermalHAL 2.0 connected: " + (mThermalHal20 != null ? "yes" |
| 999 | : "no")); |
Wei Wang | bad7c20 | 2018-11-01 11:57:39 -0700 | [diff] [blame] | 1000 | } |
| 1001 | } |
| 1002 | } |
| 1003 | |
| 1004 | } |