compute-runtime/shared/source/gmm_helper/gmm_helper.cpp

51 lines
1.7 KiB
C++

/*
* Copyright (C) 2019-2021 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/gmm_helper/gmm_helper.h"
#include "shared/source/gmm_helper/client_context/gmm_client_context.h"
#include "shared/source/helpers/debug_helpers.h"
#include "shared/source/helpers/hw_helper.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/memory_manager/graphics_allocation.h"
#include "shared/source/os_interface/os_library.h"
#include "shared/source/sku_info/operations/sku_info_transfer.h"
#include <algorithm>
namespace NEO {
uint32_t GmmHelper::addressWidth = 48;
GmmClientContext *GmmHelper::getClientContext() const {
return gmmClientContext.get();
}
const HardwareInfo *GmmHelper::getHardwareInfo() {
return hwInfo;
}
uint32_t GmmHelper::getMOCS(uint32_t type) const {
MEMORY_OBJECT_CONTROL_STATE mocs = gmmClientContext->cachePolicyGetMemoryObject(nullptr, static_cast<GMM_RESOURCE_USAGE_TYPE>(type));
return static_cast<uint32_t>(mocs.DwordValue);
}
GmmHelper::GmmHelper(OSInterface *osInterface, const HardwareInfo *pHwInfo) : hwInfo(pHwInfo) {
auto hwInfoAddressWidth = Math::log2(hwInfo->capabilityTable.gpuAddressSpace + 1);
HwHelper::get(hwInfo->platform.eRenderCoreFamily).adjustAddressWidthForCanonize(hwInfoAddressWidth);
GmmHelper::addressWidth = std::max(hwInfoAddressWidth, static_cast<uint32_t>(48));
gmmClientContext = GmmHelper::createGmmContextWrapperFunc(osInterface, const_cast<HardwareInfo *>(pHwInfo));
UNRECOVERABLE_IF(!gmmClientContext);
}
GmmHelper::~GmmHelper() = default;
decltype(GmmHelper::createGmmContextWrapperFunc) GmmHelper::createGmmContextWrapperFunc = GmmClientContext::create<GmmClientContext>;
} // namespace NEO