taosang2
101 lines
3.6 KiB
C++
101 lines
3.6 KiB
C++
/* Copyright (c) 2015 - 2022 Advanced Micro Devices, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE. */
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#include <hip/hip_runtime.h>
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#include "hip_internal.hpp"
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#include <hip/surface_types.h>
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hipError_t ihipFree(void* ptr);
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struct __hip_surface {
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uint32_t imageSRD[HIP_IMAGE_OBJECT_SIZE_DWORD];
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amd::Image* image;
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hipResourceDesc resDesc;
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__hip_surface(amd::Image* image_, const hipResourceDesc& resDesc_)
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: image(image_), resDesc(resDesc_) {
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amd::Context& context = *hip::getCurrentDevice()->asContext();
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amd::Device& device = *context.devices()[0];
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device::Memory* imageMem = image->getDeviceMemory(device);
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std::memcpy(imageSRD, imageMem->cpuSrd(), sizeof(imageSRD));
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}
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};
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hipError_t ihipCreateSurfaceObject(hipSurfaceObject_t* pSurfObject,
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const hipResourceDesc* pResDesc) {
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amd::Device* device = hip::getCurrentDevice()->devices()[0];
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const device::Info& info = device->info();
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if (!info.imageSupport_) {
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LogPrintfError("Texture not supported on the device %s", info.name_);
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return hipErrorNotSupported;
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}
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// Validate input params
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if (pSurfObject == nullptr || pResDesc == nullptr) {
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return hipErrorInvalidValue;
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}
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// the type of resource must be a HIP array
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// hipResourceDesc::res::array::array must be set to a valid HIP array handle.
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if ((pResDesc->resType != hipResourceTypeArray) || (pResDesc->res.array.array == nullptr)) {
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return hipErrorInvalidValue;
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}
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amd::Image* image = nullptr;
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cl_mem memObj = reinterpret_cast<cl_mem>(pResDesc->res.array.array->data);
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if (!is_valid(memObj)) {
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return hipErrorInvalidValue;
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}
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image = as_amd(memObj)->asImage();
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void* surfObjectBuffer = nullptr;
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hipError_t err = ihipMalloc(&surfObjectBuffer, sizeof(__hip_surface),
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CL_MEM_SVM_FINE_GRAIN_BUFFER);
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if (surfObjectBuffer == nullptr || err != hipSuccess) {
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return hipErrorOutOfMemory;
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}
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*pSurfObject = new (surfObjectBuffer) __hip_surface{image, *pResDesc};
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return hipSuccess;
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}
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hipError_t hipCreateSurfaceObject(hipSurfaceObject_t* pSurfObject,
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const hipResourceDesc* pResDesc) {
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HIP_INIT_API(hipCreateSurfaceObject, pSurfObject, pResDesc);
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HIP_RETURN(ihipCreateSurfaceObject(pSurfObject, pResDesc));
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}
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hipError_t ihipDestroySurfaceObject(hipSurfaceObject_t surfaceObject) {
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if (surfaceObject == nullptr) {
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return hipSuccess;
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}
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return ihipFree(surfaceObject);
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}
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hipError_t hipDestroySurfaceObject(hipSurfaceObject_t surfaceObject) {
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HIP_INIT_API(hipDestroySurfaceObject, surfaceObject);
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HIP_RETURN(ihipDestroySurfaceObject(surfaceObject));
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}
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