BatteryMonitor.cpp revision a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3
1752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor/* 2752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * Copyright (C) 2013 The Android Open Source Project 3752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * 4752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * Licensed under the Apache License, Version 2.0 (the "License"); 5752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * you may not use this file except in compliance with the License. 6752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * You may obtain a copy of the License at 7752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * 8752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * http://www.apache.org/licenses/LICENSE-2.0 9752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * 10752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * Unless required by applicable law or agreed to in writing, software 11752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * distributed under the License is distributed on an "AS IS" BASIS, 12752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * See the License for the specific language governing permissions and 14752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor * limitations under the License. 15752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor */ 16752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 17752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#define LOG_TAG "healthd" 18752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 1910b235e7436256da9adc827125645f141bd8fac9Todd Poynor#include "healthd.h" 20752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include "BatteryMonitor.h" 21752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 22752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <dirent.h> 23752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <errno.h> 24752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <fcntl.h> 25752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <stdio.h> 26752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <stdlib.h> 27752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <unistd.h> 28752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <batteryservice/BatteryService.h> 29752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <cutils/klog.h> 303db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor#include <cutils/properties.h> 31e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor#include <sys/types.h> 32c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor#include <utils/Errors.h> 33752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <utils/String8.h> 34752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#include <utils/Vector.h> 35752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 36752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#define POWER_SUPPLY_SUBSYSTEM "power_supply" 37752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor#define POWER_SUPPLY_SYSFS_PATH "/sys/class/" POWER_SUPPLY_SUBSYSTEM 38a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi#define FAKE_BATTERY_CAPACITY 42 39a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi#define FAKE_BATTERY_TEMPERATURE 424 40752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 41752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynornamespace android { 42752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 43752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorstruct sysfsStringEnumMap { 446f5b47f9144960412b0fb6bc417f0c41bf53438aMark Salyzyn const char* s; 45752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int val; 46752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor}; 47752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 48752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorstatic int mapSysfsString(const char* str, 49752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor struct sysfsStringEnumMap map[]) { 50752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor for (int i = 0; map[i].s; i++) 51752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (!strcmp(str, map[i].s)) 52752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return map[i].val; 53752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 54752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return -1; 55752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 56752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 57752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorint BatteryMonitor::getBatteryStatus(const char* status) { 58752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int ret; 59752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor struct sysfsStringEnumMap batteryStatusMap[] = { 60752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Unknown", BATTERY_STATUS_UNKNOWN }, 61752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Charging", BATTERY_STATUS_CHARGING }, 62752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Discharging", BATTERY_STATUS_DISCHARGING }, 63752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Not charging", BATTERY_STATUS_NOT_CHARGING }, 64752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Full", BATTERY_STATUS_FULL }, 65752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { NULL, 0 }, 66752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor }; 67752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 68752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = mapSysfsString(status, batteryStatusMap); 69752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (ret < 0) { 70752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_WARNING(LOG_TAG, "Unknown battery status '%s'\n", status); 71752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = BATTERY_STATUS_UNKNOWN; 72752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 73752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 74752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return ret; 75752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 76752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 77752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorint BatteryMonitor::getBatteryHealth(const char* status) { 78752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int ret; 79752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor struct sysfsStringEnumMap batteryHealthMap[] = { 80752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Unknown", BATTERY_HEALTH_UNKNOWN }, 81752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Good", BATTERY_HEALTH_GOOD }, 82752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Overheat", BATTERY_HEALTH_OVERHEAT }, 83752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Dead", BATTERY_HEALTH_DEAD }, 84752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Over voltage", BATTERY_HEALTH_OVER_VOLTAGE }, 85752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Unspecified failure", BATTERY_HEALTH_UNSPECIFIED_FAILURE }, 86752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Cold", BATTERY_HEALTH_COLD }, 87752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { NULL, 0 }, 88752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor }; 89752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 90752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = mapSysfsString(status, batteryHealthMap); 91752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (ret < 0) { 92752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_WARNING(LOG_TAG, "Unknown battery health '%s'\n", status); 93752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = BATTERY_HEALTH_UNKNOWN; 94752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 95752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 96752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return ret; 97752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 98752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 99752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorint BatteryMonitor::readFromFile(const String8& path, char* buf, size_t size) { 100752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char *cp = NULL; 101752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 102752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (path.isEmpty()) 103752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return -1; 104752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int fd = open(path.string(), O_RDONLY, 0); 105752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (fd == -1) { 106752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_ERROR(LOG_TAG, "Could not open '%s'\n", path.string()); 107752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return -1; 108752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 109752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 110752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ssize_t count = TEMP_FAILURE_RETRY(read(fd, buf, size)); 111752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (count > 0) 112752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor cp = (char *)memrchr(buf, '\n', count); 113752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 114752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (cp) 115752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor *cp = '\0'; 116752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor else 117752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor buf[0] = '\0'; 118752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 119752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor close(fd); 120752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return count; 121752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 122752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 123752faf2c18407fd79127fb3f3773910b4ddf669dTodd PoynorBatteryMonitor::PowerSupplyType BatteryMonitor::readPowerSupplyType(const String8& path) { 124752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor const int SIZE = 128; 125752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char buf[SIZE]; 126752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int length = readFromFile(path, buf, SIZE); 127752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor BatteryMonitor::PowerSupplyType ret; 128752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor struct sysfsStringEnumMap supplyTypeMap[] = { 129752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Unknown", ANDROID_POWER_SUPPLY_TYPE_UNKNOWN }, 130752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Battery", ANDROID_POWER_SUPPLY_TYPE_BATTERY }, 131752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "UPS", ANDROID_POWER_SUPPLY_TYPE_AC }, 132752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Mains", ANDROID_POWER_SUPPLY_TYPE_AC }, 133752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "USB", ANDROID_POWER_SUPPLY_TYPE_USB }, 134752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "USB_DCP", ANDROID_POWER_SUPPLY_TYPE_AC }, 135752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "USB_CDP", ANDROID_POWER_SUPPLY_TYPE_AC }, 136752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "USB_ACA", ANDROID_POWER_SUPPLY_TYPE_AC }, 137752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { "Wireless", ANDROID_POWER_SUPPLY_TYPE_WIRELESS }, 138752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor { NULL, 0 }, 139752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor }; 140752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 141752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (length <= 0) 142752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return ANDROID_POWER_SUPPLY_TYPE_UNKNOWN; 143752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 144752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = (BatteryMonitor::PowerSupplyType)mapSysfsString(buf, supplyTypeMap); 145752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (ret < 0) 146752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor ret = ANDROID_POWER_SUPPLY_TYPE_UNKNOWN; 147752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 148752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return ret; 149752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 150752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 151752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorbool BatteryMonitor::getBooleanField(const String8& path) { 152752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor const int SIZE = 16; 153752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char buf[SIZE]; 154752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 155752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor bool value = false; 156752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (readFromFile(path, buf, SIZE) > 0) { 157752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (buf[0] != '0') { 158752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor value = true; 159752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 160752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 161752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 162752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return value; 163752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 164752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 165752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorint BatteryMonitor::getIntField(const String8& path) { 166752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor const int SIZE = 128; 167752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char buf[SIZE]; 168752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 169752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor int value = 0; 170752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (readFromFile(path, buf, SIZE) > 0) { 171752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor value = strtol(buf, NULL, 0); 172752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 173752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return value; 174752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 175752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 176752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynorbool BatteryMonitor::update(void) { 17710b235e7436256da9adc827125645f141bd8fac9Todd Poynor bool logthis; 178752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 179752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerAcOnline = false; 180752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerUsbOnline = false; 181752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerWirelessOnline = false; 182752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.batteryStatus = BATTERY_STATUS_UNKNOWN; 183752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.batteryHealth = BATTERY_HEALTH_UNKNOWN; 184752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 185f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (!mHealthdConfig->batteryPresentPath.isEmpty()) 186f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor props.batteryPresent = getBooleanField(mHealthdConfig->batteryPresentPath); 187752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor else 1886dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor props.batteryPresent = mBatteryDevicePresent; 189752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 1903db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor props.batteryLevel = mBatteryFixedCapacity ? 1913db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor mBatteryFixedCapacity : 1923db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor getIntField(mHealthdConfig->batteryCapacityPath); 193f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor props.batteryVoltage = getIntField(mHealthdConfig->batteryVoltagePath) / 1000; 194b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 1953db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor props.batteryTemperature = mBatteryFixedTemperature ? 1963db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor mBatteryFixedTemperature : 1973db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor getIntField(mHealthdConfig->batteryTemperaturePath); 198752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 199752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor const int SIZE = 128; 200752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char buf[SIZE]; 201752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor String8 btech; 202752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 203f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (readFromFile(mHealthdConfig->batteryStatusPath, buf, SIZE) > 0) 204752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.batteryStatus = getBatteryStatus(buf); 205752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 206f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (readFromFile(mHealthdConfig->batteryHealthPath, buf, SIZE) > 0) 207752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.batteryHealth = getBatteryHealth(buf); 208752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 209f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (readFromFile(mHealthdConfig->batteryTechnologyPath, buf, SIZE) > 0) 210752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.batteryTechnology = String8(buf); 211752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 212752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor unsigned int i; 213752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 214752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor for (i = 0; i < mChargerNames.size(); i++) { 215752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor String8 path; 216752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH, 217752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor mChargerNames[i].string()); 218752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 219752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (readFromFile(path, buf, SIZE) > 0) { 220752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (buf[0] != '0') { 221752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.clear(); 222752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH, 223752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor mChargerNames[i].string()); 224752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor switch(readPowerSupplyType(path)) { 225752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_AC: 226752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerAcOnline = true; 227752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 228752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_USB: 229752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerUsbOnline = true; 230752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 231752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_WIRELESS: 232752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerWirelessOnline = true; 233752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 234752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor default: 235752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_WARNING(LOG_TAG, "%s: Unknown power supply type\n", 236752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor mChargerNames[i].string()); 237752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 238752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 239752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 240752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 241752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 24210b235e7436256da9adc827125645f141bd8fac9Todd Poynor logthis = !healthd_board_battery_update(&props); 243b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 24410b235e7436256da9adc827125645f141bd8fac9Todd Poynor if (logthis) { 24510b235e7436256da9adc827125645f141bd8fac9Todd Poynor char dmesgline[256]; 2466dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor 247c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor if (props.batteryPresent) { 2486dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor snprintf(dmesgline, sizeof(dmesgline), 24910b235e7436256da9adc827125645f141bd8fac9Todd Poynor "battery l=%d v=%d t=%s%d.%d h=%d st=%d", 25010b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.batteryLevel, props.batteryVoltage, 25110b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.batteryTemperature < 0 ? "-" : "", 25210b235e7436256da9adc827125645f141bd8fac9Todd Poynor abs(props.batteryTemperature / 10), 25310b235e7436256da9adc827125645f141bd8fac9Todd Poynor abs(props.batteryTemperature % 10), props.batteryHealth, 25410b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.batteryStatus); 255b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 256c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) { 257c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor int c = getIntField(mHealthdConfig->batteryCurrentNowPath); 258c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor char b[20]; 25910b235e7436256da9adc827125645f141bd8fac9Todd Poynor 260c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor snprintf(b, sizeof(b), " c=%d", c / 1000); 261c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor strlcat(dmesgline, b, sizeof(dmesgline)); 262c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor } 263c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor } else { 264c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor snprintf(dmesgline, sizeof(dmesgline), 265c15e9934675d2f6b8dc19f042e6d045415e79359Todd Poynor "battery none"); 26610b235e7436256da9adc827125645f141bd8fac9Todd Poynor } 267b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 26810b235e7436256da9adc827125645f141bd8fac9Todd Poynor KLOG_INFO(LOG_TAG, "%s chg=%s%s%s\n", dmesgline, 26910b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.chargerAcOnline ? "a" : "", 27010b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.chargerUsbOnline ? "u" : "", 27110b235e7436256da9adc827125645f141bd8fac9Todd Poynor props.chargerWirelessOnline ? "w" : ""); 27210b235e7436256da9adc827125645f141bd8fac9Todd Poynor } 273752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 274c7464c9150eb63ad277cc5b5f704f4fd5e6678c5Todd Poynor healthd_mode_ops->battery_update(&props); 275752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor return props.chargerAcOnline | props.chargerUsbOnline | 276752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor props.chargerWirelessOnline; 277752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 278752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 279c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynorstatus_t BatteryMonitor::getProperty(int id, struct BatteryProperty *val) { 280c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor status_t ret = BAD_VALUE; 281c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor 2828f132af495d208272ea55d0ca24068926fa80e51Todd Poynor val->valueInt64 = LONG_MIN; 2838f132af495d208272ea55d0ca24068926fa80e51Todd Poynor 284c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor switch(id) { 285c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor case BATTERY_PROP_CHARGE_COUNTER: 286c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) { 2878f132af495d208272ea55d0ca24068926fa80e51Todd Poynor val->valueInt64 = 288c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor getIntField(mHealthdConfig->batteryChargeCounterPath); 289c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor ret = NO_ERROR; 290c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor } else { 291c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor ret = NAME_NOT_FOUND; 292c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor } 293c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor break; 294c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor 295c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor case BATTERY_PROP_CURRENT_NOW: 296c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) { 2978f132af495d208272ea55d0ca24068926fa80e51Todd Poynor val->valueInt64 = 298c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor getIntField(mHealthdConfig->batteryCurrentNowPath); 299c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor ret = NO_ERROR; 300c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor } else { 301c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor ret = NAME_NOT_FOUND; 302c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor } 303c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor break; 304c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor 305bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor case BATTERY_PROP_CURRENT_AVG: 306bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) { 3078f132af495d208272ea55d0ca24068926fa80e51Todd Poynor val->valueInt64 = 308bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor getIntField(mHealthdConfig->batteryCurrentAvgPath); 309bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor ret = NO_ERROR; 310bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor } else { 311bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor ret = NAME_NOT_FOUND; 312bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor } 313bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor break; 314bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor 315347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence case BATTERY_PROP_CAPACITY: 316347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence if (!mHealthdConfig->batteryCapacityPath.isEmpty()) { 3178f132af495d208272ea55d0ca24068926fa80e51Todd Poynor val->valueInt64 = 318347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence getIntField(mHealthdConfig->batteryCapacityPath); 319347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence ret = NO_ERROR; 320347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence } else { 321347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence ret = NAME_NOT_FOUND; 322347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence } 323347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence break; 324347c8de285454af2d3cba3d9b43d3bf23b20babbPaul Lawrence 3258f132af495d208272ea55d0ca24068926fa80e51Todd Poynor case BATTERY_PROP_ENERGY_COUNTER: 326e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor if (mHealthdConfig->energyCounter) { 327e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor ret = mHealthdConfig->energyCounter(&val->valueInt64); 328e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor } else { 329e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor ret = NAME_NOT_FOUND; 330e14b37eb07b394fef05da5ee09dc6d33e3a25711Todd Poynor } 3318f132af495d208272ea55d0ca24068926fa80e51Todd Poynor break; 3328f132af495d208272ea55d0ca24068926fa80e51Todd Poynor 333c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor default: 334c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor break; 335c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor } 336c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor 337c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor return ret; 338c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor} 339c133b7198a02c8738aeef86d6cfd921a626adce7Todd Poynor 340020369d8724eff2b87350e54e157a609846166e4Todd Poynorvoid BatteryMonitor::dumpState(int fd) { 341020369d8724eff2b87350e54e157a609846166e4Todd Poynor int v; 342020369d8724eff2b87350e54e157a609846166e4Todd Poynor char vs[128]; 343020369d8724eff2b87350e54e157a609846166e4Todd Poynor 344020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "ac: %d usb: %d wireless: %d\n", 345020369d8724eff2b87350e54e157a609846166e4Todd Poynor props.chargerAcOnline, props.chargerUsbOnline, 346020369d8724eff2b87350e54e157a609846166e4Todd Poynor props.chargerWirelessOnline); 347020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 348020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "status: %d health: %d present: %d\n", 349020369d8724eff2b87350e54e157a609846166e4Todd Poynor props.batteryStatus, props.batteryHealth, props.batteryPresent); 350020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 351020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "level: %d voltage: %d temp: %d\n", 352020369d8724eff2b87350e54e157a609846166e4Todd Poynor props.batteryLevel, props.batteryVoltage, 353020369d8724eff2b87350e54e157a609846166e4Todd Poynor props.batteryTemperature); 354020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 355020369d8724eff2b87350e54e157a609846166e4Todd Poynor 356020369d8724eff2b87350e54e157a609846166e4Todd Poynor if (!mHealthdConfig->batteryCurrentNowPath.isEmpty()) { 357020369d8724eff2b87350e54e157a609846166e4Todd Poynor v = getIntField(mHealthdConfig->batteryCurrentNowPath); 358020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "current now: %d\n", v); 359020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 360020369d8724eff2b87350e54e157a609846166e4Todd Poynor } 361020369d8724eff2b87350e54e157a609846166e4Todd Poynor 362020369d8724eff2b87350e54e157a609846166e4Todd Poynor if (!mHealthdConfig->batteryCurrentAvgPath.isEmpty()) { 363020369d8724eff2b87350e54e157a609846166e4Todd Poynor v = getIntField(mHealthdConfig->batteryCurrentAvgPath); 364020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "current avg: %d\n", v); 365020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 366020369d8724eff2b87350e54e157a609846166e4Todd Poynor } 367020369d8724eff2b87350e54e157a609846166e4Todd Poynor 368020369d8724eff2b87350e54e157a609846166e4Todd Poynor if (!mHealthdConfig->batteryChargeCounterPath.isEmpty()) { 369020369d8724eff2b87350e54e157a609846166e4Todd Poynor v = getIntField(mHealthdConfig->batteryChargeCounterPath); 370020369d8724eff2b87350e54e157a609846166e4Todd Poynor snprintf(vs, sizeof(vs), "charge counter: %d\n", v); 371020369d8724eff2b87350e54e157a609846166e4Todd Poynor write(fd, vs, strlen(vs)); 372020369d8724eff2b87350e54e157a609846166e4Todd Poynor } 373020369d8724eff2b87350e54e157a609846166e4Todd Poynor} 374020369d8724eff2b87350e54e157a609846166e4Todd Poynor 375c7464c9150eb63ad277cc5b5f704f4fd5e6678c5Todd Poynorvoid BatteryMonitor::init(struct healthd_config *hc) { 376752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor String8 path; 3773db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor char pval[PROPERTY_VALUE_MAX]; 378752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 379f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig = hc; 380752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor DIR* dir = opendir(POWER_SUPPLY_SYSFS_PATH); 381752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (dir == NULL) { 382752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_ERROR(LOG_TAG, "Could not open %s\n", POWER_SUPPLY_SYSFS_PATH); 383752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } else { 384752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor struct dirent* entry; 385752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 386752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor while ((entry = readdir(dir))) { 387752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor const char* name = entry->d_name; 388752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 389752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (!strcmp(name, ".") || !strcmp(name, "..")) 390752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor continue; 391752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 392752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor char buf[20]; 393752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor // Look for "type" file in each subdirectory 394752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.clear(); 395752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.appendFormat("%s/%s/type", POWER_SUPPLY_SYSFS_PATH, name); 396752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor switch(readPowerSupplyType(path)) { 397752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_AC: 398752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_USB: 399752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_WIRELESS: 400752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.clear(); 401752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.appendFormat("%s/%s/online", POWER_SUPPLY_SYSFS_PATH, name); 402752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (access(path.string(), R_OK) == 0) 403752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor mChargerNames.add(String8(name)); 404752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 405752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 406752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_BATTERY: 4076dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor mBatteryDevicePresent = true; 4086dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor 409f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryStatusPath.isEmpty()) { 410f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 411f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/status", POWER_SUPPLY_SYSFS_PATH, 412f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor name); 413f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 414f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryStatusPath = path; 415f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 416752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 417f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryHealthPath.isEmpty()) { 418752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.clear(); 419f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/health", POWER_SUPPLY_SYSFS_PATH, 420f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor name); 421752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (access(path, R_OK) == 0) 422f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryHealthPath = path; 423752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 424752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 425f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryPresentPath.isEmpty()) { 426f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 427f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/present", POWER_SUPPLY_SYSFS_PATH, 428f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor name); 429f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 430f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryPresentPath = path; 431f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 432b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 433f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryCapacityPath.isEmpty()) { 434f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 435f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/capacity", POWER_SUPPLY_SYSFS_PATH, 436f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor name); 437f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 438f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryCapacityPath = path; 439f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 440b45f1f5bd00c9a8380960d7c439eb14b3a334f50Todd Poynor 441f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryVoltagePath.isEmpty()) { 442f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 443f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/voltage_now", 444f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 445f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) { 446f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryVoltagePath = path; 447f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } else { 448f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 449f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/batt_vol", 450f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 451f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 452f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryVoltagePath = path; 453f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 454f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 455f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor 456f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryCurrentNowPath.isEmpty()) { 457752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor path.clear(); 458f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/current_now", 459f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 460752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (access(path, R_OK) == 0) 461f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryCurrentNowPath = path; 462f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 463f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor 464bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor if (mHealthdConfig->batteryCurrentAvgPath.isEmpty()) { 465bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor path.clear(); 466bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor path.appendFormat("%s/%s/current_avg", 467bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 468bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor if (access(path, R_OK) == 0) 469bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor mHealthdConfig->batteryCurrentAvgPath = path; 470bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor } 471bc102111845a48f79a4cf6ea058a0ca334cd613cTodd Poynor 472f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryChargeCounterPath.isEmpty()) { 473f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 474f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/charge_counter", 475f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 476f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 477f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryChargeCounterPath = path; 478f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 479f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor 480f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryTemperaturePath.isEmpty()) { 481f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 482f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/temp", POWER_SUPPLY_SYSFS_PATH, 483f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor name); 484f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) { 485f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryTemperaturePath = path; 486f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } else { 487f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 488f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/batt_temp", 489f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 490f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 491f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryTemperaturePath = path; 492f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 493f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor } 494f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor 495f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (mHealthdConfig->batteryTechnologyPath.isEmpty()) { 496f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.clear(); 497f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor path.appendFormat("%s/%s/technology", 498f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor POWER_SUPPLY_SYSFS_PATH, name); 499f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor if (access(path, R_OK) == 0) 500f5d3012d2c6ac343a0b8bcc95b9cd5137d9ef02fTodd Poynor mHealthdConfig->batteryTechnologyPath = path; 501752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 502752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 503752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 504752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 505752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor case ANDROID_POWER_SUPPLY_TYPE_UNKNOWN: 506752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor break; 507752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 508752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 509752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor closedir(dir); 510752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor } 511752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 512752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor if (!mChargerNames.size()) 513752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor KLOG_ERROR(LOG_TAG, "No charger supplies found\n"); 5146dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (!mBatteryDevicePresent) { 5156dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_INFO(LOG_TAG, "No battery devices found\n"); 5166dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor hc->periodic_chores_interval_fast = -1; 5176dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor hc->periodic_chores_interval_slow = -1; 5186dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor } else { 5196dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryStatusPath.isEmpty()) 5206dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryStatusPath not found\n"); 5216dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryHealthPath.isEmpty()) 5226dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryHealthPath not found\n"); 5236dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryPresentPath.isEmpty()) 5246dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryPresentPath not found\n"); 5256dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryCapacityPath.isEmpty()) 5266dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryCapacityPath not found\n"); 5276dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryVoltagePath.isEmpty()) 5286dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryVoltagePath not found\n"); 5296dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryTemperaturePath.isEmpty()) 5306dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryTemperaturePath not found\n"); 5316dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor if (mHealthdConfig->batteryTechnologyPath.isEmpty()) 5326dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor KLOG_WARNING(LOG_TAG, "BatteryTechnologyPath not found\n"); 5336dcc45ed6dd455d82ecfb3addf247125846f3019Todd Poynor } 5343db03a5ab0cb7713529c298531be6da7c2193525Todd Poynor 535a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi if (property_get("ro.boot.fake_battery", pval, NULL) > 0 536a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi && strtol(pval, NULL, 10) != 0) { 537a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi mBatteryFixedCapacity = FAKE_BATTERY_CAPACITY; 538a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi mBatteryFixedTemperature = FAKE_BATTERY_TEMPERATURE; 539a78fc23491f3490bec4e4ac72c4bdc8c6d554fe3Ruchi Kandoi } 540752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor} 541752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor 542752faf2c18407fd79127fb3f3773910b4ddf669dTodd Poynor}; // namespace android 543