compute-runtime/level_zero/sysman/source/windows/zes_os_sysman_imp.cpp

96 lines
2.8 KiB
C++

/*
* Copyright (C) 2023 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "level_zero/sysman/source/windows/zes_os_sysman_imp.h"
#include "shared/source/helpers/gfx_core_helper.h"
#include "shared/source/os_interface/driver_info.h"
#include "shared/source/os_interface/windows/wddm/wddm.h"
#include "level_zero/sysman/source/firmware_util/sysman_firmware_util.h"
#include "level_zero/sysman/source/windows/sysman_kmd_sys_manager.h"
namespace L0 {
namespace Sysman {
ze_result_t WddmSysmanImp::init() {
NEO::OSInterface &OsInterface = *(pParentSysmanDeviceImp->getRootDeviceEnvironment()).osInterface;
auto driverModel = OsInterface.getDriverModel();
if (driverModel && (driverModel->getDriverModelType() == NEO::DriverModelType::WDDM)) {
pWddm = driverModel->as<NEO::Wddm>();
} else {
return ZE_RESULT_ERROR_UNSUPPORTED_FEATURE;
}
pKmdSysManager = KmdSysManager::create(pWddm);
UNRECOVERABLE_IF(nullptr == pKmdSysManager);
subDeviceCount = NEO::GfxCoreHelper::getSubDevicesCount(&pParentSysmanDeviceImp->getHardwareInfo());
if (subDeviceCount == 1) {
subDeviceCount = 0;
}
return ZE_RESULT_SUCCESS;
}
uint32_t WddmSysmanImp::getSubDeviceCount() {
return subDeviceCount;
}
SysmanDeviceImp *WddmSysmanImp::getSysmanDeviceImp() {
return pParentSysmanDeviceImp;
}
void WddmSysmanImp::createFwUtilInterface() {
const auto pciBusInfo = pParentSysmanDeviceImp->getRootDeviceEnvironment().osInterface->getDriverModel()->getPciBusInfo();
const uint16_t domain = static_cast<uint16_t>(pciBusInfo.pciDomain);
const uint8_t bus = static_cast<uint8_t>(pciBusInfo.pciBus);
const uint8_t device = static_cast<uint8_t>(pciBusInfo.pciDevice);
const uint8_t function = static_cast<uint8_t>(pciBusInfo.pciFunction);
pFwUtilInterface = FirmwareUtil::create(domain, bus, device, function);
}
FirmwareUtil *WddmSysmanImp::getFwUtilInterface() {
if (pFwUtilInterface == nullptr) {
createFwUtilInterface();
}
return pFwUtilInterface;
}
void WddmSysmanImp::releaseFwUtilInterface() {
if (nullptr != pFwUtilInterface) {
delete pFwUtilInterface;
pFwUtilInterface = nullptr;
}
}
WddmSysmanImp::WddmSysmanImp(SysmanDeviceImp *pParentSysmanDeviceImp) {
this->pParentSysmanDeviceImp = pParentSysmanDeviceImp;
}
WddmSysmanImp::~WddmSysmanImp() {
if (nullptr != pKmdSysManager) {
delete pKmdSysManager;
pKmdSysManager = nullptr;
}
releaseFwUtilInterface();
}
KmdSysManager &WddmSysmanImp::getKmdSysManager() {
UNRECOVERABLE_IF(nullptr == pKmdSysManager);
return *pKmdSysManager;
}
OsSysman *OsSysman::create(SysmanDeviceImp *pParentSysmanDeviceImp) {
WddmSysmanImp *pWddmSysmanImp = new WddmSysmanImp(pParentSysmanDeviceImp);
return static_cast<OsSysman *>(pWddmSysmanImp);
}
} // namespace Sysman
} // namespace L0