1 /*
2 * SPDX-FileCopyrightText: Copyright OpenBMC Authors
3 * SPDX-License-Identifier: Apache-2.0
4 */
5
6 #include "NvidiaPcieDevice.hpp"
7
8 #include "NvidiaDeviceDiscovery.hpp"
9 #include "NvidiaPcieInterface.hpp"
10 #include "Utils.hpp"
11
12 #include <MctpRequester.hpp>
13 #include <boost/asio/io_context.hpp>
14 #include <phosphor-logging/lg2.hpp>
15 #include <sdbusplus/asio/connection.hpp>
16 #include <sdbusplus/asio/object_server.hpp>
17
18 #include <chrono>
19 #include <cstdint>
20 #include <memory>
21 #include <string>
22
PcieDevice(const SensorConfigs & configs,const std::string & name,const std::string & path,const std::shared_ptr<sdbusplus::asio::connection> & conn,uint8_t eid,boost::asio::io_context & io,mctp::MctpRequester & mctpRequester,sdbusplus::asio::object_server & objectServer)23 PcieDevice::PcieDevice(const SensorConfigs& configs, const std::string& name,
24 const std::string& path,
25 const std::shared_ptr<sdbusplus::asio::connection>& conn,
26 uint8_t eid, boost::asio::io_context& io,
27 mctp::MctpRequester& mctpRequester,
28 sdbusplus::asio::object_server& objectServer) :
29 eid(eid), sensorPollMs(std::chrono::milliseconds{configs.pollRate}),
30 waitTimer(io, std::chrono::steady_clock::duration(0)),
31 mctpRequester(mctpRequester), conn(conn), objectServer(objectServer),
32 configs(configs), name(escapeName(name)), path(path)
33 {}
34
init()35 void PcieDevice::init()
36 {
37 makeSensors();
38 }
39
makeSensors()40 void PcieDevice::makeSensors()
41 {
42 pcieInterface = std::make_shared<NvidiaPcieInterface>(
43 conn, mctpRequester, name, path, eid, objectServer);
44
45 lg2::info("Added PCIe {NAME} Sensors with chassis path: {PATH}.", "NAME",
46 name, "PATH", path);
47
48 read();
49 }
50
read()51 void PcieDevice::read()
52 {
53 pcieInterface->update();
54
55 waitTimer.expires_after(std::chrono::milliseconds(sensorPollMs));
56 waitTimer.async_wait([this](const boost::system::error_code& ec) {
57 if (ec)
58 {
59 return;
60 }
61 read();
62 });
63 }
64