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PL286/system/core/healthd/BatteryMonitor.cpp

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/*
* Copyright (C) 2013 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.
*/
#define LOG_TAG "healthd"
#include <healthd/healthd.h>
#include <healthd/BatteryMonitor.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <memory>
#include <android-base/file.h>
#include <android-base/parseint.h>
#include <android-base/strings.h>
#include <batteryservice/BatteryService.h>
#include <cutils/klog.h>
#include <cutils/properties.h>
#include <utils/Errors.h>
#include <utils/String8.h>
#include <utils/Vector.h>
#define POWER_SUPPLY_SUBSYSTEM "power_supply"
#define POWER_SUPPLY_SYSFS_PATH "/sys/class/" POWER_SUPPLY_SUBSYSTEM
#define FAKE_BATTERY_CAPACITY 42
#define FAKE_BATTERY_TEMPERATURE 424
#define ALWAYS_PLUGGED_CAPACITY 100
#define MILLION 1.0e6
#define DEFAULT_VBUS_VOLTAGE 5000000
namespace android {
struct sysfsStringEnumMap {
const char* s;
int val;
};
static int mapSysfsString(const char* str,
struct sysfsStringEnumMap map[]) {
for (int i = 0; map[i].s; i++)
if (!strcmp(str, map[i].s))
return map[i].val;
return -1;
}
static void initBatteryProperties(BatteryProperties* props) {
props->chargerAcOnline = false;
props->chargerUsbOnline = false;
props->chargerWirelessOnline = false;
props->maxChargingCurrent = 0;
props->maxChargingVoltage = 0;
props->batteryStatus = BATTERY_STATUS_UNKNOWN;
props->batteryHealth = BATTERY_HEALTH_UNKNOWN;
props->batteryPresent = false;
props->batteryLevel = 0;
props->batteryVoltage = 0;
props->batteryTemperature = 0;
props->batteryCurrent = 0;
props->batteryCycleCount = 0;
props->batteryFullCharge = 0;
props->batteryChargeCounter = 0;
props->batteryTechnology.clear();
}
BatteryMonitor::BatteryMonitor() : mHealthdConfig(nullptr), mBatteryDevicePresent(false),
mAlwaysPluggedDevice(false), mBatteryFixedCapacity(0), mBatteryFixedTemperature(0) {
initBatteryProperties(&props);
}
int BatteryMonitor::getBatteryStatus(const char* status) {
int ret;
struct sysfsStringEnumMap batteryStatusMap[] = {
{ "Unknown", BATTERY_STATUS_UNKNOWN },
{ "Charging", BATTERY_STATUS_CHARGING },
{ "Discharging", BATTERY_STATUS_DISCHARGING },
{ "Not charging", BATTERY_STATUS_NOT_CHARGING },
{ "Full", BATTERY_STATUS_FULL },
{ NULL, 0 },
};
ret = mapSysfsString(status, batteryStatusMap);
if (ret < 0) {
KLOG_WARNING(LOG_TAG, "Unknown battery status '%s'\n", status);
ret = BATTERY_STATUS_UNKNOWN;
}
return ret;
}
int BatteryMonitor::getBatteryHealth(const char* status) {
int ret;
struct sysfsStringEnumMap batteryHealthMap[] = {
{ "Unknown", BATTERY_HEALTH_UNKNOWN },
{ "Good", BATTERY_HEALTH_GOOD },
{ "Overheat", BATTERY_HEALTH_OVERHEAT },
{ "Dead", BATTERY_HEALTH_DEAD },
{ "Over voltage", BATTERY_HEALTH_OVER_VOLTAGE },
{ "Unspecified failure", BATTERY_HEALTH_UNSPECIFIED_FAILURE },
{ "Cold", BATTERY_HEALTH_COLD },
// battery health values from JEITA spec
{ "Warm", BATTERY_HEALTH_GOOD },
{ "Cool", BATTERY_HEALTH_GOOD },
{ "Hot", BATTERY_HEALTH_OVERHEAT },
{ NULL, 0 },
};
ret = mapSysfsString(status, batteryHealthMap);
if (ret < 0) {
KLOG_WARNING(LOG_TAG, "Unknown battery health '%s'\n", status);
ret = BATTERY_HEALTH_UNKNOWN;
}
return ret;
}
int BatteryMonitor::readFromFile(const String8& path, std::string* buf) {
if (android::base::ReadFileToString(path.c_str(), buf)) {
*buf = android::base::Trim(*buf);
}
return buf->length();
}
BatteryMonitor::PowerSupplyType BatteryMonitor::readPowerSupplyType(const String8& path) {
std::string buf;
BatteryMonitor::PowerSupplyType ret;
struct sysfsStringEnumMap supplyTypeMap[] = {
{ "Unknown", ANDROID_POWER_SUPPLY_TYPE_UNKNOWN },
{ "Battery", ANDROID_POWER_SUPPLY_TYPE_BATTERY },
{ "UPS", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "Mains", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB", ANDROID_POWER_SUPPLY_TYPE_USB },
{ "USB_DCP", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_HVDCP", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_CDP", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_ACA", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_C", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_PD", ANDROID_POWER_SUPPLY_TYPE_AC },
{ "USB_PD_DRP", ANDROID_POWER_SUPPLY_TYPE_USB },
{ "Wireless", ANDROID_POWER_SUPPLY_TYPE_WIRELESS },
{ NULL, 0 },
};
if (readFromFile(path, &buf) <= 0)
return ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
ret = (BatteryMonitor::PowerSupplyType)mapSysfsString(buf.c_str(), supplyTypeMap);
if (ret < 0) {
KLOG_WARNING(LOG_TAG, "Unknown power supply type '%s'\n", buf.c_str());
ret = ANDROID_POWER_SUPPLY_TYPE_UNKNOWN;
}
return ret;
}
bool BatteryMonitor::getBooleanField(const String8& path) {
std::string buf;
bool value = false;
if (readFromFile(path, &buf) > 0)
if (buf[0] != '0')
value = true;
return value;
}
int BatteryMonitor::getIntField(const String8& path) {
std::string buf;
int value = 0;
if (readFromFile(path, &buf) > 0)
android::base::ParseInt(buf, &value);
return value;
}
bool BatteryMonitor::update(void) {
bool logthis;
initBatteryProperties(&props);
if (!mHealthdConfig->batteryPresentPath.isEmpty())
props.batteryPresent = getBooleanField(mHealthdConfig->batteryPresentPath);
else
props.batteryPresent = mBatteryDevicePresent;
props.batteryLevel = mBatteryFixedCapacity ?
mBatteryFixedCapacity :
getIntField(mHealthdConfig->batteryCapacityPath);
props.batteryVoltage = getIntField(mHealthdConfig->batteryVoltagePath) / 1000;
if (!mHealthdConfig->batteryCurrentNowPath.isEmpty())
props.batteryCurrent = getIntField(mHealthdConfig->batteryCurrentNowPath) / 1000;
if (!mHealthdConfig->batteryFullChargePath.isEmpty())
props.batteryFullCharge = getIntField(mHealthdConfig->batteryFullChargePath);
if (!mHealthdConfig->batteryCycleCountPath.isEmpty())
props.batteryCycleCount = getIntField(mHealthdConfig->batteryCycleCountPath);
if (!mHealthdConfig->batteryChargeCounterPath.isEmpty())
props.batteryChargeCounter = getIntField(mHealthdConfig->batteryChargeCounterPath);
props.batteryTemperature = mBatteryFixedTemperature ?
mBatteryFixedTemperature :
getIntField(mHealthdConfig->batteryTemperaturePath);
// For devices which do not have battery and are always plugged
// into power souce.
if (mAlwaysPluggedDevice) {
props.chargerAcOnline = true;
props.batteryPresent = true;
props.batteryStatus = BATTERY_STATUS_CHARGING;
props.batteryHealth = BATTERY_HEALTH_GOOD;
}
std::string buf;
if (readFromFile(mHealthdConfig->batteryStatusPath, &buf) > 0)
props.batteryStatus = getBatteryStatus(buf.c_str());
if (readFromFile(mHealthdConfig->batteryHealthPath, &buf) > 0)
props.batteryHealth = getBatteryHealth(buf.c_str());
if (readFromFile(mHealthdConfig->batteryTechnologyPath, &buf) > 0)
props.batteryTechnology = String8(buf.c_str());
//*/ freeme.biantao, 20150320. Battery infos extends.
{
extern void freeme_healthd_battery_update(struct BatteryProperties &);
freeme_healthd_battery_update(props);
}
//*/
unsigned int i;
double MaxPower = 0;
for (i = 0; i < mChargerNames.size(); i++) {
String8 path;
path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH,
mChargerNames[i].string());
if (getIntField(path)) {
path.clear();
path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH,
mChargerNames[i].string());
switch(readPowerSupplyType(path)) {
case ANDROID_POWER_SUPPLY_TYPE_AC:
props.chargerAcOnline = true;
break;
case ANDROID_POWER_SUPPLY_TYPE_USB:
props.chargerUsbOnline = true;
break;
case ANDROID_POWER_SUPPLY_TYPE_WIRELESS:
props.chargerWirelessOnline = true;
break;
default:
KLOG_WARNING(LOG_TAG, "%s: Unknown power supply type\n",
mChargerNames[i].string());
}
path.clear();
path.appendFormat("%s/%s/current_max", POWER_SUPPLY_SYSFS_PATH,
mChargerNames[i].string());
int ChargingCurrent =
(access(path.string(), R_OK) == 0) ? getIntField(path) : 0;
path.clear();
path.appendFormat("%s/%s/voltage_max", POWER_SUPPLY_SYSFS_PATH,
mChargerNames[i].string());
int ChargingVoltage =
(access(path.string(), R_OK) == 0) ? getIntField(path) :
DEFAULT_VBUS_VOLTAGE;
double power = ((double)ChargingCurrent / MILLION) *
((double)ChargingVoltage / MILLION);
if (MaxPower < power) {
props.maxChargingCurrent = ChargingCurrent;
props.maxChargingVoltage = ChargingVoltage;
MaxPower = power;
}
}
}
logthis = !healthd_board_battery_update(&props);
if (logthis) {
char dmesgline[256];
size_t len;
if (props.batteryPresent) {
snprintf(dmesgline, sizeof(dmesgline),
"battery l=%d v=%d t=%s%d.%d h=%d st=%d",
props.batteryLevel, props.batteryVoltage,
props.batteryTemperature < 0 ? "-" : "",
abs(props.batteryTemperature / 10),
abs(props.batteryTemperature % 10), props.batteryHealth,
props.batteryStatus);
len = strlen(dmesgline);
if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
len += snprintf(dmesgline + len, sizeof(dmesgline) - len,
" c=%d", props.batteryCurrent);
}
if (!mHealthdConfig->batteryFullChargePath.isEmpty()) {
len += snprintf(dmesgline + len, sizeof(dmesgline) - len,
" fc=%d", props.batteryFullCharge);
}
if (!mHealthdConfig->batteryCycleCountPath.isEmpty()) {
len += snprintf(dmesgline + len, sizeof(dmesgline) - len,
" cc=%d", props.batteryCycleCount);
}
} else {
len = snprintf(dmesgline, sizeof(dmesgline),
"battery none");
}
snprintf(dmesgline + len, sizeof(dmesgline) - len, " chg=%s%s%s",
props.chargerAcOnline ? "a" : "",
props.chargerUsbOnline ? "u" : "",
props.chargerWirelessOnline ? "w" : "");
KLOG_WARNING(LOG_TAG, "%s\n", dmesgline);
}
healthd_mode_ops->battery_update(&props);
return props.chargerAcOnline | props.chargerUsbOnline |
props.chargerWirelessOnline;
}
int BatteryMonitor::getChargeStatus() {
int result = BATTERY_STATUS_UNKNOWN;
if (!mHealthdConfig->batteryStatusPath.isEmpty()) {
std::string buf;
if (readFromFile(mHealthdConfig->batteryStatusPath, &buf) > 0)
result = getBatteryStatus(buf.c_str());
}
return result;
}
status_t BatteryMonitor::getProperty(int id, struct BatteryProperty *val) {
status_t ret = BAD_VALUE;
std::string buf;
val->valueInt64 = LONG_MIN;
switch(id) {
case BATTERY_PROP_CHARGE_COUNTER:
if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
val->valueInt64 =
getIntField(mHealthdConfig->batteryChargeCounterPath);
ret = NO_ERROR;
} else {
ret = NAME_NOT_FOUND;
}
break;
case BATTERY_PROP_CURRENT_NOW:
if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
val->valueInt64 =
getIntField(mHealthdConfig->batteryCurrentNowPath);
ret = NO_ERROR;
} else {
ret = NAME_NOT_FOUND;
}
break;
case BATTERY_PROP_CURRENT_AVG:
if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
val->valueInt64 =
getIntField(mHealthdConfig->batteryCurrentAvgPath);
ret = NO_ERROR;
} else {
ret = NAME_NOT_FOUND;
}
break;
case BATTERY_PROP_CAPACITY:
if (!mHealthdConfig->batteryCapacityPath.isEmpty()) {
val->valueInt64 =
getIntField(mHealthdConfig->batteryCapacityPath);
ret = NO_ERROR;
} else {
ret = NAME_NOT_FOUND;
}
break;
case BATTERY_PROP_ENERGY_COUNTER:
if (mHealthdConfig->energyCounter) {
ret = mHealthdConfig->energyCounter(&val->valueInt64);
} else {
ret = NAME_NOT_FOUND;
}
break;
case BATTERY_PROP_BATTERY_STATUS:
if (mAlwaysPluggedDevice) {
val->valueInt64 = BATTERY_STATUS_CHARGING;
} else {
val->valueInt64 = getChargeStatus();
}
ret = NO_ERROR;
break;
default:
break;
}
return ret;
}
void BatteryMonitor::dumpState(int fd) {
int v;
char vs[128];
snprintf(vs, sizeof(vs), "ac: %d usb: %d wireless: %d current_max: %d voltage_max: %d\n",
props.chargerAcOnline, props.chargerUsbOnline,
props.chargerWirelessOnline, props.maxChargingCurrent,
props.maxChargingVoltage);
write(fd, vs, strlen(vs));
snprintf(vs, sizeof(vs), "status: %d health: %d present: %d\n",
props.batteryStatus, props.batteryHealth, props.batteryPresent);
write(fd, vs, strlen(vs));
snprintf(vs, sizeof(vs), "level: %d voltage: %d temp: %d\n",
props.batteryLevel, props.batteryVoltage,
props.batteryTemperature);
write(fd, vs, strlen(vs));
if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
v = getIntField(mHealthdConfig->batteryCurrentNowPath);
snprintf(vs, sizeof(vs), "current now: %d\n", v);
write(fd, vs, strlen(vs));
}
if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
v = getIntField(mHealthdConfig->batteryCurrentAvgPath);
snprintf(vs, sizeof(vs), "current avg: %d\n", v);
write(fd, vs, strlen(vs));
}
if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
v = getIntField(mHealthdConfig->batteryChargeCounterPath);
snprintf(vs, sizeof(vs), "charge counter: %d\n", v);
write(fd, vs, strlen(vs));
}
if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
snprintf(vs, sizeof(vs), "current now: %d\n", props.batteryCurrent);
write(fd, vs, strlen(vs));
}
if (!mHealthdConfig->batteryCycleCountPath.isEmpty()) {
snprintf(vs, sizeof(vs), "cycle count: %d\n", props.batteryCycleCount);
write(fd, vs, strlen(vs));
}
if (!mHealthdConfig->batteryFullChargePath.isEmpty()) {
snprintf(vs, sizeof(vs), "Full charge: %d\n", props.batteryFullCharge);
write(fd, vs, strlen(vs));
}
}
void BatteryMonitor::init(struct healthd_config *hc) {
String8 path;
char pval[PROPERTY_VALUE_MAX];
mHealthdConfig = hc;
std::unique_ptr<DIR, decltype(&closedir)> dir(opendir(POWER_SUPPLY_SYSFS_PATH), closedir);
if (dir == NULL) {
KLOG_ERROR(LOG_TAG, "Could not open %s\n", POWER_SUPPLY_SYSFS_PATH);
} else {
struct dirent* entry;
while ((entry = readdir(dir.get()))) {
const char* name = entry->d_name;
if (!strcmp(name, ".") || !strcmp(name, ".."))
continue;
// Look for "type" file in each subdirectory
path.clear();
path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH, name);
switch(readPowerSupplyType(path)) {
case ANDROID_POWER_SUPPLY_TYPE_AC:
case ANDROID_POWER_SUPPLY_TYPE_USB:
case ANDROID_POWER_SUPPLY_TYPE_WIRELESS:
path.clear();
path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH, name);
if (access(path.string(), R_OK) == 0)
mChargerNames.add(String8(name));
break;
case ANDROID_POWER_SUPPLY_TYPE_BATTERY:
mBatteryDevicePresent = true;
if (mHealthdConfig->batteryStatusPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/status", POWER_SUPPLY_SYSFS_PATH,
name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryStatusPath = path;
}
if (mHealthdConfig->batteryHealthPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/health", POWER_SUPPLY_SYSFS_PATH,
name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryHealthPath = path;
}
if (mHealthdConfig->batteryPresentPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/present", POWER_SUPPLY_SYSFS_PATH,
name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryPresentPath = path;
}
if (mHealthdConfig->batteryCapacityPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/capacity", POWER_SUPPLY_SYSFS_PATH,
name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryCapacityPath = path;
}
if (mHealthdConfig->batteryVoltagePath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/voltage_now",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0) {
mHealthdConfig->batteryVoltagePath = path;
} else {
path.clear();
path.appendFormat("%s/%s/batt_vol",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryVoltagePath = path;
}
}
if (mHealthdConfig->batteryFullChargePath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/charge_full",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryFullChargePath = path;
}
if (mHealthdConfig->batteryCurrentNowPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/current_now",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryCurrentNowPath = path;
}
if (mHealthdConfig->batteryCycleCountPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/cycle_count",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryCycleCountPath = path;
}
if (mHealthdConfig->batteryCurrentAvgPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/current_avg",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryCurrentAvgPath = path;
}
if (mHealthdConfig->batteryChargeCounterPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/charge_counter",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryChargeCounterPath = path;
}
if (mHealthdConfig->batteryTemperaturePath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/temp", POWER_SUPPLY_SYSFS_PATH,
name);
if (access(path, R_OK) == 0) {
mHealthdConfig->batteryTemperaturePath = path;
} else {
path.clear();
path.appendFormat("%s/%s/batt_temp",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryTemperaturePath = path;
}
}
if (mHealthdConfig->batteryTechnologyPath.isEmpty()) {
path.clear();
path.appendFormat("%s/%s/technology",
POWER_SUPPLY_SYSFS_PATH, name);
if (access(path, R_OK) == 0)
mHealthdConfig->batteryTechnologyPath = path;
}
break;
case ANDROID_POWER_SUPPLY_TYPE_UNKNOWN:
break;
}
}
}
// Typically the case for devices which do not have a battery and
// and are always plugged into AC mains.
if (!mBatteryDevicePresent) {
KLOG_WARNING(LOG_TAG, "No battery devices found\n");
hc->periodic_chores_interval_fast = -1;
hc->periodic_chores_interval_slow = -1;
mBatteryFixedCapacity = ALWAYS_PLUGGED_CAPACITY;
mBatteryFixedTemperature = FAKE_BATTERY_TEMPERATURE;
mAlwaysPluggedDevice = true;
} else {
if (mHealthdConfig->batteryStatusPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryStatusPath not found\n");
if (mHealthdConfig->batteryHealthPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryHealthPath not found\n");
if (mHealthdConfig->batteryPresentPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryPresentPath not found\n");
if (mHealthdConfig->batteryCapacityPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryCapacityPath not found\n");
if (mHealthdConfig->batteryVoltagePath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryVoltagePath not found\n");
if (mHealthdConfig->batteryTemperaturePath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryTemperaturePath not found\n");
if (mHealthdConfig->batteryTechnologyPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryTechnologyPath not found\n");
if (mHealthdConfig->batteryCurrentNowPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryCurrentNowPath not found\n");
if (mHealthdConfig->batteryFullChargePath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryFullChargePath not found\n");
if (mHealthdConfig->batteryCycleCountPath.isEmpty())
KLOG_WARNING(LOG_TAG, "BatteryCycleCountPath not found\n");
}
if (property_get("ro.boot.fake_battery", pval, NULL) > 0
&& strtol(pval, NULL, 10) != 0) {
mBatteryFixedCapacity = FAKE_BATTERY_CAPACITY;
mBatteryFixedTemperature = FAKE_BATTERY_TEMPERATURE;
}
}
}; // namespace android