57 lines
1.7 KiB
C++
57 lines
1.7 KiB
C++
/*
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* Copyright (C) 2021 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 "igfxfmid.h"
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#include <cstddef>
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#include <cstdint>
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#include <memory>
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struct drm_i915_gem_create_ext;
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struct drm_i915_gem_memory_class_instance;
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namespace NEO {
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class Drm;
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class LocalMemoryHelper;
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extern LocalMemoryHelper *localMemoryHelperFactory[IGFX_MAX_PRODUCT];
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class LocalMemoryHelper {
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public:
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static LocalMemoryHelper *get(PRODUCT_FAMILY product) {
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auto localMemHelper = localMemoryHelperFactory[product];
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if (!localMemHelper) {
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return localMemoryHelperFactory[IGFX_DG1];
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}
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return localMemHelper;
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}
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static uint32_t ioctl(Drm *drm, unsigned long request, void *arg);
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virtual uint32_t createGemExt(Drm *drm, void *data, uint32_t dataSize, size_t allocSize, uint32_t &handle) = 0;
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virtual std::unique_ptr<uint8_t[]> translateIfRequired(uint8_t *dataQuery, int32_t length) = 0;
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};
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template <PRODUCT_FAMILY gfxProduct>
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class LocalMemoryHelperImpl : public LocalMemoryHelper {
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public:
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static LocalMemoryHelper *get() {
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static LocalMemoryHelperImpl<gfxProduct> instance;
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return &instance;
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}
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uint32_t createGemExt(Drm *drm, void *data, uint32_t dataSize, size_t allocSize, uint32_t &handle) override;
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std::unique_ptr<uint8_t[]> translateIfRequired(uint8_t *dataQuery, int32_t length);
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};
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template <PRODUCT_FAMILY gfxProduct>
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struct EnableProductLocalMemoryHelper {
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EnableProductLocalMemoryHelper() {
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LocalMemoryHelper *plocalMemHelper = LocalMemoryHelperImpl<gfxProduct>::get();
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localMemoryHelperFactory[gfxProduct] = plocalMemHelper;
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}
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};
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} // namespace NEO
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