| /* |
| * Copyright (C) 2018 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. |
| */ |
| |
| #ifndef DEVICE_GOOGLE_CROSSHATCH_HEALTH_LOWBATTERYSHUTDOWNMETRICS_H |
| #define DEVICE_GOOGLE_CROSSHATCH_HEALTH_LOWBATTERYSHUTDOWNMETRICS_H |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/properties.h> |
| #include <android-base/strings.h> |
| #include <batteryservice/BatteryService.h> |
| #include <math.h> |
| #include <time.h> |
| #include <utils/Timers.h> |
| #include <string> |
| |
| #include <hardware/google/pixelstats/1.0/IPixelStats.h> |
| |
| namespace device { |
| namespace google { |
| namespace crosshatch { |
| namespace health { |
| |
| class LowBatteryShutdownMetrics { |
| public: |
| LowBatteryShutdownMetrics(); |
| void logShutdownVoltage(struct android::BatteryProperties *props); |
| |
| private: |
| const char *kVoltageAvg = "/sys/class/power_supply/maxfg/voltage_avg"; |
| const char *kPersistProp = "persist.vendor.shutdown.voltage_avg"; |
| |
| // Helps enforce that we only record kVoltageAvg once per boot cycle |
| bool prop_written_; |
| // Help us avoid polling kPersistProp if it's empty |
| bool prop_empty_; |
| |
| bool saveVoltageAvg(); |
| void readStatus(); |
| bool uploadVoltageAvg(); |
| }; |
| |
| } // namespace health |
| } // namespace crosshatch |
| } // namespace google |
| } // namespace device |
| |
| #endif |