| /* |
| * 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_BONITO_HEALTH_BATTERYRECHARGINGCONTROL_H |
| #define DEVICE_GOOGLE_BONITO_HEALTH_BATTERYRECHARGINGCONTROL_H |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/strings.h> |
| #include <batteryservice/BatteryService.h> |
| #include <math.h> |
| #include <time.h> |
| #include <utils/Timers.h> |
| #include <string> |
| |
| namespace device { |
| namespace google { |
| namespace bonito { |
| namespace health { |
| |
| enum RechargeState { |
| WAIT_EOC, // Wait for the charge done |
| RECHARGING_CYCLE, // During the recharging cycle state |
| OVER_LOADING, // When system power draw is higher than what charges the battery |
| NO_POWER_SOURCE, // No power source detected |
| INACTIVE // Not active the recharging state checking |
| }; |
| |
| struct sysfsStringEnumMap { |
| const char *s; |
| int val; |
| }; |
| |
| /** |
| * updateBatteryProperties is called with the active Fuel Gauge properties values. |
| * In bluecross case, the Maxim FG. The charger SOC level should not be considered |
| * and cannot be used to make any assumption on the SOC we should reporting to the |
| * user. |
| * |
| * Once 100% is reached, the class will track the charger status to detect |
| * when reaching charge termination (EOC), then will report 100% as long as |
| * in Full or Charging states. |
| * The power source might be disconnected at any FG level, recharge_soc_ is used |
| * to keep track of that level to be reached within defined transition time. |
| */ |
| class BatteryRechargingControl { |
| public: |
| BatteryRechargingControl(); |
| void updateBatteryProperties(struct android::BatteryProperties *props); |
| |
| private: |
| enum RechargeState state_; |
| int64_t start_time_; |
| /* Keeps track of the target level to detect OVER_LOADING or 0 when no target is set */ |
| int recharge_soc_; |
| |
| int mapSysfsString(const char *str, struct sysfsStringEnumMap map[]); |
| int getBatteryStatus(const char *status); |
| int RemapSOC(int); |
| int64_t getTime(); |
| }; |
| |
| } // namespace health |
| } // namespace bonito |
| } // namespace google |
| } // namespace device |
| |
| #endif |