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/*
* Copyright (C) 2023-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "level_zero/core/source/global_teardown.h"
#include "shared/source/os_interface/sys_calls_common.h"
#include "level_zero/core/source/driver/driver.h"
#include "level_zero/core/source/driver/driver_handle_imp.h"
#include "level_zero/ddi/ze_ddi_tables.h"
#include "level_zero/sysman/source/driver/sysman_driver_handle_imp.h"
namespace L0 {
decltype(&zelLoaderTranslateHandle) loaderTranslateHandleFunc = nullptr;
decltype(&zelSetDriverTeardown) setDriverTeardownFunc = nullptr;
void globalDriverSetup() {
if (!globalDriverHandles) {
globalDriverHandles = new std::vector<_ze_driver_handle_t *>;
}
NEO::OsLibraryCreateProperties loaderLibraryProperties("ze_loader.dll");
loaderLibraryProperties.performSelfLoad = true;
std::unique_ptr<NEO::OsLibrary> loaderLibrary = std::unique_ptr<NEO::OsLibrary>{NEO::OsLibrary::loadFunc(loaderLibraryProperties)};
if (loaderLibrary) {
loaderTranslateHandleFunc = reinterpret_cast<decltype(&zelLoaderTranslateHandle)>(loaderLibrary->getProcAddress("zelLoaderTranslateHandle"));
}
}
void globalDriverTeardown() {
if (levelZeroDriverInitialized) {
NEO::OsLibraryCreateProperties loaderLibraryProperties("ze_loader.dll");
loaderLibraryProperties.performSelfLoad = true;
std::unique_ptr<NEO::OsLibrary> loaderLibrary = std::unique_ptr<NEO::OsLibrary>{NEO::OsLibrary::loadFunc(loaderLibraryProperties)};
if (loaderLibrary) {
setDriverTeardownFunc = reinterpret_cast<decltype(&zelSetDriverTeardown)>(loaderLibrary->getProcAddress("zelSetDriverTeardown"));
if (setDriverTeardownFunc) {
setDriverTeardownFunc();
}
} else {
loaderTranslateHandleFunc = nullptr;
}
}
if (globalDriverHandles) {
for (auto &globalDriverHandle : *globalDriverHandles) {
auto globalDriver = static_cast<L0::DriverHandleImp *>(DriverHandle::fromHandle(globalDriverHandle));
if (globalDriver != nullptr) {
if (globalDriver->pid == NEO::SysCalls::getCurrentProcessId()) {
delete static_cast<BaseDriver *>(globalDriver);
}
globalDriver = nullptr;
}
}
delete globalDriverHandles;
globalDriverHandles = nullptr;
}
if (Sysman::globalSysmanDriver != nullptr) {
delete Sysman::globalSysmanDriver;
Sysman::globalSysmanDriver = nullptr;
}
globalDriverDispatch.core.isValidFlag = false;
globalDriverDispatch.tools.isValidFlag = false;
globalDriverDispatch.sysman.isValidFlag = false;
globalDriverDispatch.runtime.isValidFlag = false;
}
} // namespace L0
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