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 gpuVoltageSensorId{0}; 24 25 struct NvidiaGpuVoltageSensor : public Sensor 26 { 27 public: 28 NvidiaGpuVoltageSensor( 29 std::shared_ptr<sdbusplus::asio::connection>& conn, 30 mctp::MctpRequester& mctpRequester, const std::string& name, 31 const std::string& sensorConfiguration, uint8_t eid, uint8_t sensorId, 32 sdbusplus::asio::object_server& objectServer, 33 std::vector<thresholds::Threshold>&& thresholdData); 34 35 ~NvidiaGpuVoltageSensor() override; 36 37 void checkThresholds() override; 38 39 void update(); 40 41 private: 42 void processResponse(int sendRecvMsgResult); 43 44 uint8_t eid{}; 45 46 uint8_t sensorId; 47 48 std::shared_ptr<sdbusplus::asio::connection> conn; 49 50 mctp::MctpRequester& mctpRequester; 51 52 sdbusplus::asio::object_server& objectServer; 53 54 std::array<uint8_t, sizeof(gpu::GetVoltageRequest)> request{}; 55 56 std::array<uint8_t, sizeof(gpu::GetVoltageResponse)> response{}; 57 }; 58