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140 lines
4.5 KiB
140 lines
4.5 KiB
/*
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* Copyright (C) 2018 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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#pragma once
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#include <string>
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#include <unordered_map>
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#include <android/hardware/thermal/2.0/IThermal.h>
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namespace android {
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namespace hardware {
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namespace thermal {
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namespace V2_0 {
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namespace implementation {
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using ::android::hardware::hidl_enum_range;
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using CoolingType_2_0 = ::android::hardware::thermal::V2_0::CoolingType;
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using TemperatureType_2_0 = ::android::hardware::thermal::V2_0::TemperatureType;
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using ::android::hardware::thermal::V2_0::ThrottlingSeverity;
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constexpr size_t kThrottlingSeverityCount = std::distance(
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hidl_enum_range<ThrottlingSeverity>().begin(), hidl_enum_range<ThrottlingSeverity>().end());
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using ThrottlingArray = std::array<float, static_cast<size_t>(kThrottlingSeverityCount)>;
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using CdevArray = std::array<int, static_cast<size_t>(kThrottlingSeverityCount)>;
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constexpr std::chrono::milliseconds kMinPollIntervalMs = std::chrono::milliseconds(2000);
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constexpr std::chrono::milliseconds kUeventPollTimeoutMs = std::chrono::milliseconds(300000);
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enum FormulaOption : uint32_t {
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COUNT_THRESHOLD = 0,
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WEIGHTED_AVG,
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MAXIMUM,
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MINIMUM,
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};
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struct VirtualSensorInfo {
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std::vector<std::string> linked_sensors;
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std::vector<float> coefficients;
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float offset;
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std::string trigger_sensor;
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FormulaOption formula;
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};
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struct VirtualPowerRailInfo {
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std::vector<std::string> linked_power_rails;
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std::vector<float> coefficients;
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float offset;
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FormulaOption formula;
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};
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// The method when the ODPM power is lower than threshold
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enum ReleaseLogic : uint32_t {
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INCREASE = 0, // Increase throttling by step
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DECREASE, // Decrease throttling by step
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STEPWISE, // Support both increase and decrease logix
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RELEASE_TO_FLOOR, // Release throttling to floor directly
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NONE,
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};
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struct BindedCdevInfo {
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CdevArray limit_info;
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ThrottlingArray power_thresholds;
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ReleaseLogic release_logic;
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ThrottlingArray cdev_weight_for_pid;
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CdevArray cdev_ceiling;
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CdevArray cdev_floor_with_power_link;
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std::string power_rail;
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// The flag for activate release logic when power is higher than power threshold
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bool high_power_check;
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// The flag for only triggering throttling until all power samples are collected
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bool throttling_with_power_link;
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};
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struct ThrottlingInfo {
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ThrottlingArray k_po;
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ThrottlingArray k_pu;
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ThrottlingArray k_i;
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ThrottlingArray k_d;
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ThrottlingArray i_max;
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ThrottlingArray max_alloc_power;
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ThrottlingArray min_alloc_power;
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ThrottlingArray s_power;
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ThrottlingArray i_cutoff;
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std::unordered_map<std::string, BindedCdevInfo> binded_cdev_info_map;
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};
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struct SensorInfo {
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TemperatureType_2_0 type;
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ThrottlingArray hot_thresholds;
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ThrottlingArray cold_thresholds;
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ThrottlingArray hot_hysteresis;
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ThrottlingArray cold_hysteresis;
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std::string temp_path;
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float vr_threshold;
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float multiplier;
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std::chrono::milliseconds polling_delay;
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std::chrono::milliseconds passive_delay;
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bool send_cb;
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bool send_powerhint;
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bool is_monitor;
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std::unique_ptr<VirtualSensorInfo> virtual_sensor_info;
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std::unique_ptr<ThrottlingInfo> throttling_info;
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};
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struct CdevInfo {
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CoolingType_2_0 type;
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std::string read_path;
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std::string write_path;
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std::vector<float> state2power;
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int max_state;
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};
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struct PowerRailInfo {
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std::string rail;
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int power_sample_count;
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std::chrono::milliseconds power_sample_delay;
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std::unique_ptr<VirtualPowerRailInfo> virtual_power_rail_info;
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};
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std::unordered_map<std::string, SensorInfo> ParseSensorInfo(std::string_view config_path);
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std::unordered_map<std::string, CdevInfo> ParseCoolingDevice(std::string_view config_path);
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std::unordered_map<std::string, PowerRailInfo> ParsePowerRailInfo(std::string_view config_path);
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} // namespace implementation
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} // namespace V2_0
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} // namespace thermal
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} // namespace hardware
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} // namespace android
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