73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/*
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* Copyright (C) 2017-2019 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#pragma once
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#include "core/memory_manager/memory_constants.h"
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#include "runtime/api/cl_types.h"
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#include "runtime/gmm_helper/gmm_lib.h"
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#include <cstdint>
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#include <cstdlib>
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#include <memory>
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namespace NEO {
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enum class OCLPlane;
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struct HardwareInfo;
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struct FeatureTable;
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struct WorkaroundTable;
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struct ImageInfo;
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class GraphicsAllocation;
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class Gmm;
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class OsLibrary;
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class GmmClientContext;
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class GmmHelper {
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public:
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GmmHelper() = delete;
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GmmHelper(const HardwareInfo *hwInfo);
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MOCKABLE_VIRTUAL ~GmmHelper();
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const HardwareInfo *getHardwareInfo();
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uint32_t getMOCS(uint32_t type);
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void setSimplifiedMocsTableUsage(bool value);
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static constexpr uint32_t cacheDisabledIndex = 0;
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static constexpr uint32_t cacheEnabledIndex = 4;
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static constexpr uint64_t maxPossiblePitch = 2147483648;
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template <uint8_t addressWidth = 48>
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static uint64_t canonize(uint64_t address) {
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return ((int64_t)(address << (64 - addressWidth))) >> (64 - addressWidth);
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}
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template <uint8_t addressWidth = 48>
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static uint64_t decanonize(uint64_t address) {
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return (address & maxNBitValue<addressWidth>);
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}
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static GmmClientContext *getClientContext();
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static GmmHelper *getInstance();
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static void queryImgFromBufferParams(ImageInfo &imgInfo, GraphicsAllocation *gfxAlloc);
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static GMM_CUBE_FACE_ENUM getCubeFaceIndex(uint32_t target);
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static uint32_t getRenderMultisamplesCount(uint32_t numSamples);
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static GMM_YUV_PLANE convertPlane(OCLPlane oclPlane);
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static std::unique_ptr<GmmClientContext> (*createGmmContextWrapperFunc)(GMM_CLIENT, GmmExportEntries &);
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protected:
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void loadLib();
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void initContext(const PLATFORM *platform, const FeatureTable *featureTable, const WorkaroundTable *workaroundTable, const GT_SYSTEM_INFO *pGtSysInfo);
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bool useSimplifiedMocsTable = false;
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const HardwareInfo *hwInfo = nullptr;
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std::unique_ptr<OsLibrary> gmmLib;
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std::unique_ptr<GmmClientContext> gmmClientContext;
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GmmExportEntries gmmEntries = {};
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};
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} // namespace NEO
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