85 lines
3.9 KiB
C++
85 lines
3.9 KiB
C++
/*
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* Copyright (c) 2017 - 2018, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR 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
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "hw_cmds.h"
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#include "runtime/helpers/surface_formats.h"
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#include "runtime/helpers/aligned_memory.h"
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#include "runtime/mem_obj/buffer.h"
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#include "runtime/gmm_helper/gmm_helper.h"
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namespace OCLRT {
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union SURFACE_STATE_BUFFER_LENGTH {
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uint32_t Length;
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struct SurfaceState {
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uint32_t Width : BITFIELD_RANGE(0, 6);
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uint32_t Height : BITFIELD_RANGE(7, 20);
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uint32_t Depth : BITFIELD_RANGE(21, 31);
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} SurfaceState;
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};
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template <typename GfxFamily>
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void BufferHw<GfxFamily>::setArgStateful(void *memory) {
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using RENDER_SURFACE_STATE = typename GfxFamily::RENDER_SURFACE_STATE;
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using SURFACE_FORMAT = typename RENDER_SURFACE_STATE::SURFACE_FORMAT;
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auto surfaceState = reinterpret_cast<RENDER_SURFACE_STATE *>(memory);
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auto surfaceSize = alignUp(getSize(), 4);
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SURFACE_STATE_BUFFER_LENGTH Length = {0};
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Length.Length = static_cast<uint32_t>(surfaceSize - 1);
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surfaceState->setWidth(Length.SurfaceState.Width + 1);
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surfaceState->setHeight(Length.SurfaceState.Height + 1);
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surfaceState->setDepth(Length.SurfaceState.Depth + 1);
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// The graphics allocation for Host Ptr surface will be created in makeResident call and GPU address is expected to be the same as CPU address
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auto bufferAddress = (getGraphicsAllocation() != nullptr) ? getGraphicsAllocation()->getGpuAddress() : reinterpret_cast<uint64_t>(getHostPtr());
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bufferAddress += this->offset;
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auto bufferSize = (getGraphicsAllocation() != nullptr) ? getGraphicsAllocation()->getUnderlyingBufferSize() : getSize();
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if (bufferAddress != 0) {
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surfaceState->setSurfaceType(RENDER_SURFACE_STATE::SURFACE_TYPE_SURFTYPE_BUFFER);
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} else {
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surfaceState->setSurfaceType(RENDER_SURFACE_STATE::SURFACE_TYPE_SURFTYPE_NULL);
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}
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surfaceState->setSurfaceFormat(SURFACE_FORMAT::SURFACE_FORMAT_RAW);
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surfaceState->setSurfaceVerticalAlignment(RENDER_SURFACE_STATE::SURFACE_VERTICAL_ALIGNMENT_VALIGN_4);
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surfaceState->setSurfaceHorizontalAlignment(RENDER_SURFACE_STATE::SURFACE_HORIZONTAL_ALIGNMENT_HALIGN_4);
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surfaceState->setTileMode(RENDER_SURFACE_STATE::TILE_MODE_LINEAR);
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surfaceState->setVerticalLineStride(0);
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surfaceState->setVerticalLineStrideOffset(0);
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if ((isAligned<MemoryConstants::cacheLineSize>(bufferAddress) && isAligned<MemoryConstants::cacheLineSize>(bufferSize)) ||
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((getFlags() & CL_MEM_READ_ONLY)) != 0) {
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surfaceState->setMemoryObjectControlState(GmmHelper::getMOCS(GMM_RESOURCE_USAGE_OCL_BUFFER));
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} else {
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surfaceState->setMemoryObjectControlState(GmmHelper::getMOCS(GMM_RESOURCE_USAGE_OCL_BUFFER_CACHELINE_MISALIGNED));
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}
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surfaceState->setCoherencyType(RENDER_SURFACE_STATE::COHERENCY_TYPE_IA_COHERENT);
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surfaceState->setSurfaceBaseAddress(bufferAddress);
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}
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} // namespace OCLRT
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