76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pixelhealth/BatteryThermalControl.h"
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using aidl::android::hardware::health::BatteryStatus;
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using aidl::android::hardware::health::HealthInfo;
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namespace hardware {
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namespace google {
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namespace pixel {
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namespace health {
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using android::base::GetIntProperty;
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BatteryThermalControl::BatteryThermalControl(const std::string &path) : mThermalSocMode(path) {
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mStatus = true;
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}
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void BatteryThermalControl::setThermalMode(bool isEnable, bool isWeakCharger) {
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std::string action = (isEnable) ? "enabled" : "disabled";
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if (mStatus != isEnable) {
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if (!isEnable && isWeakCharger)
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return;
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if (android::base::WriteStringToFile(action, mThermalSocMode)) {
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mStatus = isEnable;
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} else {
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LOG(ERROR) << "Error Write: \"" << action << "\" to " << mThermalSocMode
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<< " error:" << strerror(errno);
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}
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}
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}
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void BatteryThermalControl::updateThermalState(const struct android::BatteryProperties *props) {
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int bcl_disable = GetIntProperty("persist.vendor.disable.bcl.control", 0);
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if (bcl_disable)
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setThermalMode(false, true);
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else
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setThermalMode(props->batteryStatus != android::BATTERY_STATUS_CHARGING &&
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props->batteryStatus != android::BATTERY_STATUS_FULL,
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props->maxChargingCurrent * props->maxChargingVoltage < 37500000);
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}
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void BatteryThermalControl::updateThermalState(const HealthInfo &health_info) {
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int bcl_disable = GetIntProperty("persist.vendor.disable.bcl.control", 0);
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if (bcl_disable)
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setThermalMode(false, true);
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else
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setThermalMode(
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health_info.batteryStatus != BatteryStatus::CHARGING &&
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health_info.batteryStatus != BatteryStatus::FULL,
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health_info.maxChargingCurrentMicroamps * health_info.maxChargingVoltageMicrovolts <
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37500000);
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}
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} // namespace health
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} // namespace pixel
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} // namespace google
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} // namespace hardware
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