1 /* 2 * SPDX-FileCopyrightText: Copyright (c) 2024-2025 NVIDIA CORPORATION & 3 * AFFILIATES. All rights reserved. 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 #pragma once 8 9 #include "MctpRequester.hpp" 10 #include "Thresholds.hpp" 11 #include "sensor.hpp" 12 13 #include <NvidiaGpuMctpVdm.hpp> 14 #include <sdbusplus/asio/connection.hpp> 15 #include <sdbusplus/asio/object_server.hpp> 16 17 #include <array> 18 #include <cstdint> 19 #include <memory> 20 #include <string> 21 #include <vector> 22 23 constexpr uint8_t gpuTempSensorId{0}; 24 constexpr uint8_t gpuTLimitSensorId{2}; 25 constexpr uint8_t gpuDramTempSensorId{1}; 26 constexpr uint8_t smaTempSensorId{5}; 27 28 struct NvidiaGpuTempSensor : 29 public Sensor, 30 public std::enable_shared_from_this<NvidiaGpuTempSensor> 31 { 32 public: 33 NvidiaGpuTempSensor( 34 std::shared_ptr<sdbusplus::asio::connection>& conn, 35 mctp::MctpRequester& mctpRequester, const std::string& name, 36 const std::string& sensorConfiguration, uint8_t eid, uint8_t sensorId, 37 sdbusplus::asio::object_server& objectServer, 38 std::vector<thresholds::Threshold>&& thresholdData); 39 40 ~NvidiaGpuTempSensor() override; 41 42 void checkThresholds() override; 43 44 void update(); 45 46 private: 47 void processResponse(int sendRecvMsgResult); 48 49 uint8_t eid{}; 50 51 uint8_t sensorId; 52 53 std::shared_ptr<sdbusplus::asio::connection> conn; 54 55 mctp::MctpRequester& mctpRequester; 56 57 sdbusplus::asio::object_server& objectServer; 58 59 std::array<uint8_t, sizeof(gpu::GetTemperatureReadingRequest)> 60 getTemperatureReadingRequest{}; 61 62 std::array<uint8_t, sizeof(gpu::GetTemperatureReadingResponse)> 63 getTemperatureReadingResponse{}; 64 }; 65