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

94 lines
3.2 KiB
C++

/*
* Copyright (C) 2017-2018 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#ifdef _WIN32
#include "runtime/command_stream/preemption.h"
#include "runtime/device/device.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::hwInfos = nullptr;
bool DeviceFactory::getDevices(HardwareInfo **pHWInfos, size_t &numDevices, ExecutionEnvironment &executionEnvironment) {
auto totalDeviceCount = 1u;
if (DebugManager.flags.CreateMultipleDevices.get()) {
totalDeviceCount = DebugManager.flags.CreateMultipleDevices.get();
}
std::unique_ptr<HardwareInfo[]> tempHwInfos(new HardwareInfo[totalDeviceCount]);
numDevices = 0;
while (numDevices < totalDeviceCount) {
std::unique_ptr<Wddm> wddm(Wddm ::createWddm());
if (!wddm->enumAdapters(tempHwInfos[numDevices])) {
return false;
}
executionEnvironment.osInterface.reset(new OSInterface());
executionEnvironment.osInterface->get()->setWddm(wddm.release());
HwInfoConfig *hwConfig = HwInfoConfig::get(tempHwInfos[numDevices].pPlatform->eProductFamily);
if (hwConfig->configureHwInfo(&tempHwInfos[numDevices], &tempHwInfos[numDevices], nullptr)) {
return false;
}
numDevices++;
}
*pHWInfos = tempHwInfos.get();
DeviceFactory::numDevices = numDevices;
DeviceFactory::hwInfos = tempHwInfos.get();
tempHwInfos.release();
executionEnvironment.initGmm(*pHWInfos);
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) {
for (unsigned int i = 0; i < DeviceFactory::numDevices; ++i) {
delete hwInfos[i].pPlatform;
delete hwInfos[i].pSkuTable;
delete hwInfos[i].pWaTable;
delete hwInfos[i].pSysInfo;
}
delete[] hwInfos;
}
DeviceFactory::hwInfos = 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