mirror of
https://github.com/intel/compute-runtime.git
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2b3b47b495
Signed-off-by: Egor Suldin <egor.suldin@intel.com> https://github.com/intel/compute-runtime/pull/374
99 lines
3.6 KiB
C++
99 lines
3.6 KiB
C++
/*
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* Copyright (C) 2020-2021 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/os_interface/windows/driver_info_windows.h"
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#include "shared/source/os_interface/windows/debug_registry_reader.h"
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#include "shared/source/os_interface/windows/os_interface.h"
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#include "shared/source/os_interface/windows/sys_calls.h"
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#include "shared/source/os_interface/windows/wddm/wddm.h"
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std::string getCurrentLibraryPath() {
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std::string returnValue;
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WCHAR pathW[MAX_PATH];
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char path[MAX_PATH];
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HMODULE handle = NULL;
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auto status = NEO::SysCalls::getModuleHandle(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
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GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
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reinterpret_cast<LPCWSTR>(&getCurrentLibraryPath), &handle);
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if (status != 0) {
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status = NEO::SysCalls::getModuleFileName(handle, pathW, sizeof(pathW));
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if (status != 0) {
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std::wcstombs(path, pathW, MAX_PATH);
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returnValue.append(path);
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}
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}
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return returnValue;
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}
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namespace NEO {
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DriverInfo *DriverInfo::create(const HardwareInfo *hwInfo, const OSInterface *osInterface) {
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if (osInterface == nullptr) {
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return nullptr;
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}
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auto osInterfaceImpl = osInterface->get();
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UNRECOVERABLE_IF(osInterfaceImpl == nullptr);
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auto wddm = osInterfaceImpl->getWddm();
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UNRECOVERABLE_IF(wddm == nullptr);
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return new DriverInfoWindows(wddm->getDeviceRegistryPath(), wddm->getPciBusInfo());
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};
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DriverInfoWindows::DriverInfoWindows(const std::string &fullPath, const PhysicalDevicePciBusInfo &pciBusInfo)
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: path(DriverInfoWindows::trimRegistryKey(fullPath)), registryReader(createRegistryReaderFunc(path)) {
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this->pciBusInfo = pciBusInfo;
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}
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DriverInfoWindows::~DriverInfoWindows() = default;
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std::string DriverInfoWindows::trimRegistryKey(std::string path) {
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std::string prefix("\\REGISTRY\\MACHINE\\");
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auto pos = prefix.find(prefix);
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if (pos != std::string::npos)
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path.erase(pos, prefix.length());
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return path;
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}
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std::string DriverInfoWindows::getDeviceName(std::string defaultName) {
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return registryReader.get()->getSetting("HardwareInformation.AdapterString", defaultName);
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}
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std::string DriverInfoWindows::getVersion(std::string defaultVersion) {
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return registryReader.get()->getSetting("DriverVersion", defaultVersion);
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};
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bool DriverInfoWindows::isCompatibleDriverStore() const {
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auto currentLibraryPath = getCurrentLibraryPath();
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auto openclDriverName = registryReader.get()->getSetting("OpenCLDriverName", std::string{});
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if (openclDriverName.empty()) {
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return false;
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}
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auto driverStorePath = registryReader.get()->getSetting("DriverStorePathForComputeRuntime", currentLibraryPath);
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return currentLibraryPath.find(driverStorePath.c_str()) == 0u;
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}
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bool isCompatibleDriverStore(std::string &&deviceRegistryPath) {
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DriverInfoWindows driverInfo(deviceRegistryPath, PhysicalDevicePciBusInfo(PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue, PhysicalDevicePciBusInfo::InvalidValue));
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return driverInfo.isCompatibleDriverStore();
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}
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decltype(DriverInfoWindows::createRegistryReaderFunc) DriverInfoWindows::createRegistryReaderFunc = [](const std::string ®istryPath) -> std::unique_ptr<SettingsReader> {
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return std::make_unique<RegistryReader>(false, registryPath);
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};
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bool DriverInfoWindows::getMediaSharingSupport() {
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return registryReader.get()->getSetting(is64bit ? "UserModeDriverName" : "UserModeDriverNameWOW", std::string("")) != "<>";
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}
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} // namespace NEO
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