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

61 lines
3.0 KiB
C++

/*
* Copyright (c) 2018, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "runtime/gmm_helper/gmm_helper.h"
#include "runtime/helpers/debug_helpers.h"
#include "runtime/os_interface/os_library.h"
namespace Os {
extern const char *gmmDllName;
}
namespace OCLRT {
GMM_STATUS(GMM_STDCALL *myPfnCreateSingletonContext)
(const PLATFORM Platform, const SKU_FEATURE_TABLE *pSkuTable, const WA_TABLE *pWaTable, const GT_SYSTEM_INFO *pGtSysInfo);
GMM_STATUS GMM_STDCALL myGmmInitGlobalContext(const PLATFORM Platform, const SKU_FEATURE_TABLE *pSkuTable, const WA_TABLE *pWaTable, const GT_SYSTEM_INFO *pGtSysInfo, GMM_CLIENT ClientType) {
return myPfnCreateSingletonContext(Platform, pSkuTable, pWaTable, pGtSysInfo);
}
decltype(GmmHelper::initGlobalContextFunc) GmmHelper::initGlobalContextFunc = &myGmmInitGlobalContext;
decltype(GmmHelper::destroyGlobalContextFunc) GmmHelper::destroyGlobalContextFunc = nullptr;
decltype(GmmHelper::createClientContextFunc) GmmHelper::createClientContextFunc = nullptr;
decltype(GmmHelper::deleteClientContextFunc) GmmHelper::deleteClientContextFunc = nullptr;
void GmmHelper::loadLib() {
gmmLib = OsLibrary::load(Os::gmmDllName);
UNRECOVERABLE_IF(!gmmLib);
if (gmmLib->isLoaded()) {
auto openGmmFunc = reinterpret_cast<decltype(&OpenGmm)>(gmmLib->getProcAddress(GMM_ENTRY_NAME));
GmmExportEntries entries;
auto status = openGmmFunc(&entries);
if (status == GMM_SUCCESS) {
myPfnCreateSingletonContext = entries.pfnCreateSingletonContext;
GmmHelper::destroyGlobalContextFunc = entries.pfnDestroySingletonContext;
GmmHelper::createClientContextFunc = entries.pfnCreateClientContext;
GmmHelper::deleteClientContextFunc = entries.pfnDeleteClientContext;
isLoaded = myPfnCreateSingletonContext && GmmHelper::destroyGlobalContextFunc && GmmHelper::createClientContextFunc && GmmHelper::deleteClientContextFunc;
}
}
UNRECOVERABLE_IF(!isLoaded);
}
} // namespace OCLRT