1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <list> 20 #include <string> 21 #include <unordered_map> 22 #include <vector> 23 24 namespace aidl { 25 namespace android { 26 namespace hardware { 27 namespace power { 28 namespace stats { 29 30 /** 31 * This class provides the necessary functionality for selection of energy meter 32 * based on file configurations. 33 */ 34 class IioEnergyMeterDataSelector { 35 public: 36 IioEnergyMeterDataSelector(const std::unordered_map<std::string, std::string> &devicePaths); 37 38 private: 39 void parseConfigData(const std::string data, 40 std::unordered_map<std::string, std::list<std::string>> *deviceConfigs); 41 void applyConfigToDevices( 42 const std::unordered_map<std::string, std::list<std::string>> &deviceConfigs); 43 void applyConfigsByAscendingPriority(); 44 void sendConfigurationComplete(); 45 46 const std::unordered_map<std::string, std::string> kDevicePaths; 47 const std::string kSelectionNode = "/enabled_rails"; 48 const std::string kSelectionComplete = "CONFIG_COMPLETE"; 49 50 /* Order matters (ascending priority), see applyConfigsByAscendingPriority() */ 51 const std::vector<const std::string> kConfigPaths = { 52 "/data/vendor/powerstats/odpm_config", 53 }; 54 }; 55 56 } // namespace stats 57 } // namespace power 58 } // namespace hardware 59 } // namespace android 60 } // namespace aidl 61