compute-runtime/runtime/os_interface/windows/device_factory_win.cpp

89 lines
2.9 KiB
C++

/*
* Copyright (C) 2017-2019 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#ifdef _WIN32
#include "runtime/command_stream/preemption.h"
#include "runtime/device/device.h"
#include "runtime/helpers/device_helpers.h"
#include "runtime/os_interface/debug_settings_manager.h"
#include "runtime/os_interface/device_factory.h"
#include "runtime/os_interface/hw_info_config.h"
#include "runtime/os_interface/windows/os_interface.h"
#include "runtime/os_interface/windows/wddm/wddm.h"
namespace OCLRT {
extern const HardwareInfo *hardwareInfoTable[IGFX_MAX_PRODUCT];
size_t DeviceFactory::numDevices = 0;
HardwareInfo *DeviceFactory::hwInfo = nullptr;
bool DeviceFactory::getDevices(HardwareInfo **pHWInfos, size_t &numDevices, ExecutionEnvironment &executionEnvironment) {
numDevices = 0;
auto hardwareInfo = std::make_unique<HardwareInfo>();
std::unique_ptr<Wddm> wddm(Wddm ::createWddm());
if (!wddm->enumAdapters(*hardwareInfo)) {
return false;
}
auto totalDeviceCount = DeviceHelper::getDevicesCount(hardwareInfo.get());
executionEnvironment.osInterface.reset(new OSInterface());
executionEnvironment.osInterface->get()->setWddm(wddm.release());
HwInfoConfig *hwConfig = HwInfoConfig::get(hardwareInfo->pPlatform->eProductFamily);
if (hwConfig->configureHwInfo(hardwareInfo.get(), hardwareInfo.get(), nullptr)) {
return false;
}
*pHWInfos = hardwareInfo.release();
numDevices = totalDeviceCount;
DeviceFactory::numDevices = numDevices;
DeviceFactory::hwInfo = *pHWInfos;
executionEnvironment.setHwInfo(*pHWInfos);
executionEnvironment.initGmm();
auto preemptionMode = PreemptionHelper::getDefaultPreemptionMode(**pHWInfos);
bool success = executionEnvironment.osInterface->get()->getWddm()->init(preemptionMode);
DEBUG_BREAK_IF(!success);
return true;
}
void DeviceFactory::releaseDevices() {
if (DeviceFactory::numDevices > 0) {
delete hwInfo->pPlatform;
delete hwInfo->pSkuTable;
delete hwInfo->pWaTable;
delete hwInfo->pSysInfo;
delete hwInfo;
}
DeviceFactory::hwInfo = nullptr;
DeviceFactory::numDevices = 0;
}
void Device::appendOSExtensions(std::string &deviceExtensions) {
deviceExtensions += "cl_intel_simultaneous_sharing ";
simultaneousInterops = {CL_GL_CONTEXT_KHR,
CL_WGL_HDC_KHR,
CL_CONTEXT_ADAPTER_D3D9_KHR,
CL_CONTEXT_D3D9_DEVICE_INTEL,
CL_CONTEXT_ADAPTER_D3D9EX_KHR,
CL_CONTEXT_D3D9EX_DEVICE_INTEL,
CL_CONTEXT_ADAPTER_DXVA_KHR,
CL_CONTEXT_DXVA_DEVICE_INTEL,
CL_CONTEXT_D3D10_DEVICE_KHR,
CL_CONTEXT_D3D11_DEVICE_KHR,
0};
}
} // namespace OCLRT
#endif