| /* |
| * Copyright (c) 2021, The Linux Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of The Linux Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * Changes from Qualcomm Innovation Center are provided under the following license: |
| * |
| * Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of Qualcomm Innovation Center, Inc. nor the |
| * names of its contributors may be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * |
| * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED |
| * BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS |
| * AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER |
| * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| *(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/properties.h> |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| #include <hidl/HidlTransportSupport.h> |
| |
| #include "thermalConfig.h" |
| #include "thermalUtilsNetlink.h" |
| |
| namespace android { |
| namespace hardware { |
| namespace thermal { |
| namespace V2_0 { |
| namespace implementation { |
| |
| ThermalUtils::ThermalUtils(const ueventCB &inp_cb): |
| cfg(), |
| cmnInst(), |
| monitor(std::bind(&ThermalUtils::eventParse, this, |
| std::placeholders::_1, |
| std::placeholders::_2), |
| std::bind(&ThermalUtils::sampleParse, this, |
| std::placeholders::_1, |
| std::placeholders::_2)), |
| cb(inp_cb) |
| { |
| int ret = 0; |
| std::vector<struct therm_sensor> sensorList; |
| std::vector<struct target_therm_cfg> therm_cfg = cfg.fetchConfig(); |
| |
| is_sensor_init = false; |
| is_cdev_init = false; |
| ret = cmnInst.initThermalZones(therm_cfg); |
| if (ret > 0) { |
| is_sensor_init = true; |
| sensorList = cmnInst.fetch_sensor_list(); |
| std::lock_guard<std::mutex> _lock(sens_cb_mutex); |
| for (struct therm_sensor sens: sensorList) { |
| thermalConfig[sens.tzn] = sens; |
| cmnInst.read_temperature(sens); |
| cmnInst.estimateSeverity(sens); |
| cmnInst.initThreshold(sens); |
| } |
| monitor.start(); |
| } |
| ret = cmnInst.initCdev(); |
| if (ret > 0) { |
| is_cdev_init = true; |
| cdevList = cmnInst.fetch_cdev_list(); |
| } |
| } |
| |
| void ThermalUtils::Notify(struct therm_sensor& sens) |
| { |
| int severity = cmnInst.estimateSeverity(sens); |
| if (severity != -1) { |
| LOG(INFO) << "sensor: " << sens.sensor_name <<" temperature: " |
| << sens.t.value << " old: " << |
| (int)sens.lastThrottleStatus << " new: " << |
| (int)sens.t.throttlingStatus << std::endl; |
| cb(sens.t); |
| cmnInst.initThreshold(sens); |
| } |
| } |
| |
| void ThermalUtils::eventParse(int tzn, int trip) |
| { |
| if (trip != 1) |
| return; |
| if (thermalConfig.find(tzn) == thermalConfig.end()) { |
| LOG(DEBUG) << "sensor is not monitored:" << tzn |
| << std::endl; |
| return; |
| } |
| std::lock_guard<std::mutex> _lock(sens_cb_mutex); |
| struct therm_sensor& sens = thermalConfig[tzn]; |
| return Notify(sens); |
| } |
| |
| void ThermalUtils::sampleParse(int tzn, int temp) |
| { |
| if (thermalConfig.find(tzn) == thermalConfig.end()) { |
| LOG(DEBUG) << "sensor is not monitored:" << tzn |
| << std::endl; |
| return; |
| } |
| std::lock_guard<std::mutex> _lock(sens_cb_mutex); |
| struct therm_sensor& sens = thermalConfig[tzn]; |
| sens.t.value = (float)temp / (float)sens.mulFactor; |
| return Notify(sens); |
| } |
| |
| int ThermalUtils::readTemperatures(hidl_vec<Temperature_1_0>& temp) |
| { |
| std::unordered_map<int, struct therm_sensor>::iterator it; |
| int ret = 0, idx = 0; |
| std::vector<Temperature_1_0> _temp_v; |
| |
| if (!is_sensor_init) |
| return 0; |
| std::lock_guard<std::mutex> _lock(sens_cb_mutex); |
| for (it = thermalConfig.begin(); it != thermalConfig.end(); |
| it++, idx++) { |
| struct therm_sensor& sens = it->second; |
| Temperature_1_0 _temp; |
| |
| /* v1 supports only CPU, GPU, Battery and SKIN */ |
| if (sens.t.type > TemperatureType::SKIN) |
| continue; |
| ret = cmnInst.read_temperature(sens); |
| if (ret < 0) |
| return ret; |
| Notify(sens); |
| _temp.currentValue = sens.t.value; |
| _temp.name = sens.t.name; |
| _temp.type = (TemperatureType_1_0)sens.t.type; |
| _temp.throttlingThreshold = sens.thresh.hotThrottlingThresholds[ |
| (size_t)sens.throt_severity]; |
| _temp.shutdownThreshold = sens.thresh.hotThrottlingThresholds[ |
| (size_t)ThrottlingSeverity::SHUTDOWN]; |
| _temp.vrThrottlingThreshold = sens.thresh.vrThrottlingThreshold; |
| _temp_v.push_back(_temp); |
| } |
| |
| temp = _temp_v; |
| return temp.size(); |
| } |
| |
| int ThermalUtils::readTemperatures(bool filterType, TemperatureType type, |
| hidl_vec<Temperature>& temp) |
| { |
| std::unordered_map<int, struct therm_sensor>::iterator it; |
| int ret = 0; |
| std::vector<Temperature> _temp; |
| |
| std::lock_guard<std::mutex> _lock(sens_cb_mutex); |
| for (it = thermalConfig.begin(); it != thermalConfig.end(); it++) { |
| struct therm_sensor& sens = it->second; |
| |
| if (filterType && sens.t.type != type) |
| continue; |
| ret = cmnInst.read_temperature(sens); |
| if (ret < 0) |
| return ret; |
| Notify(sens); |
| _temp.push_back(sens.t); |
| } |
| |
| temp = _temp; |
| return temp.size(); |
| } |
| |
| int ThermalUtils::readTemperatureThreshold(bool filterType, TemperatureType type, |
| hidl_vec<TemperatureThreshold>& thresh) |
| { |
| std::unordered_map<int, struct therm_sensor>::iterator it; |
| std::vector<TemperatureThreshold> _thresh; |
| |
| for (it = thermalConfig.begin(); it != thermalConfig.end(); it++) { |
| struct therm_sensor& sens = it->second; |
| |
| if (filterType && sens.t.type != type) |
| continue; |
| _thresh.push_back(sens.thresh); |
| } |
| |
| thresh = _thresh; |
| return thresh.size(); |
| } |
| |
| int ThermalUtils::readCdevStates(bool filterType, cdevType type, |
| hidl_vec<CoolingDevice>& cdev_out) |
| { |
| int ret = 0; |
| std::vector<CoolingDevice> _cdev; |
| |
| for (struct therm_cdev cdev: cdevList) { |
| |
| if (filterType && cdev.c.type != type) |
| continue; |
| ret = cmnInst.read_cdev_state(cdev); |
| if (ret < 0) |
| return ret; |
| _cdev.push_back(cdev.c); |
| } |
| |
| cdev_out = _cdev; |
| |
| return cdev_out.size(); |
| } |
| |
| int ThermalUtils::fetchCpuUsages(hidl_vec<CpuUsage>& cpu_usages) |
| { |
| return cmnInst.get_cpu_usages(cpu_usages); |
| } |
| |
| } // namespace implementation |
| } // namespace V2_0 |
| } // namespace thermal |
| } // namespace hardware |
| } // namespace android |