121 lines
4.1 KiB
C++
121 lines
4.1 KiB
C++
/*
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* Copyright (C) 2017-2018 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 "runtime/built_ins/built_ins.h"
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#include "hw_cmds.h"
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#include "runtime/command_queue/command_queue_hw.h"
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#include "runtime/command_stream/command_stream_receiver.h"
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#include "runtime/event/event.h"
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#include "runtime/helpers/surface_formats.h"
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#include "runtime/helpers/cache_policy.h"
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#include "runtime/helpers/kernel_commands.h"
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#include "runtime/helpers/basic_math.h"
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#include "runtime/helpers/mipmap.h"
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#include "runtime/mem_obj/image.h"
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#include "runtime/memory_manager/surface.h"
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#include <algorithm>
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#include <new>
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namespace OCLRT {
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template <typename GfxFamily>
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cl_int CommandQueueHw<GfxFamily>::enqueueReadImage(
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Image *srcImage,
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cl_bool blockingRead,
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const size_t *origin,
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const size_t *region,
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size_t inputRowPitch,
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size_t inputSlicePitch,
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void *ptr,
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cl_uint numEventsInWaitList,
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const cl_event *eventWaitList,
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cl_event *event) {
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notifyEnqueueReadImage(srcImage, !!blockingRead);
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MultiDispatchInfo di;
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auto isMemTransferNeeded = true;
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if (srcImage->isMemObjZeroCopy()) {
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size_t hostOffset;
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Image::calculateHostPtrOffset(&hostOffset, origin, region, inputRowPitch, inputSlicePitch, srcImage->getImageDesc().image_type, srcImage->getSurfaceFormatInfo().ImageElementSizeInBytes);
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isMemTransferNeeded = srcImage->checkIfMemoryTransferIsRequired(hostOffset, 0, ptr, CL_COMMAND_READ_IMAGE);
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}
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if (!isMemTransferNeeded) {
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NullSurface s;
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Surface *surfaces[] = {&s};
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enqueueHandler<CL_COMMAND_MARKER>(
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surfaces,
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blockingRead == CL_TRUE,
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di,
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numEventsInWaitList,
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eventWaitList,
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event);
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if (event) {
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auto pEvent = castToObjectOrAbort<Event>(*event);
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pEvent->setCmdType(CL_COMMAND_READ_IMAGE);
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}
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if (context->isProvidingPerformanceHints()) {
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context->providePerformanceHint(CL_CONTEXT_DIAGNOSTICS_LEVEL_GOOD_INTEL, CL_ENQUEUE_READ_IMAGE_DOESNT_REQUIRES_COPY_DATA, static_cast<cl_mem>(srcImage));
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}
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return CL_SUCCESS;
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}
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auto &builder = getDevice().getExecutionEnvironment()->getBuiltIns()->getBuiltinDispatchInfoBuilder(EBuiltInOps::CopyImage3dToBuffer,
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this->getContext(), this->getDevice());
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BuiltInOwnershipWrapper builtInLock(builder, this->context);
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size_t hostPtrSize = calculateHostPtrSizeForImage(region, inputRowPitch, inputSlicePitch, srcImage);
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void *dstPtr = ptr;
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MemObjSurface srcImgSurf(srcImage);
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HostPtrSurface hostPtrSurf(dstPtr, hostPtrSize);
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Surface *surfaces[] = {&srcImgSurf, &hostPtrSurf};
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if (region[0] != 0 &&
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region[1] != 0 &&
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region[2] != 0) {
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bool status = getCommandStreamReceiver().createAllocationForHostSurface(hostPtrSurf, getDevice(), true);
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if (!status) {
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return CL_OUT_OF_RESOURCES;
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}
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dstPtr = reinterpret_cast<void *>(hostPtrSurf.getAllocation()->getGpuAddressToPatch());
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}
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BuiltinDispatchInfoBuilder::BuiltinOpParams dc;
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dc.srcMemObj = srcImage;
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dc.dstPtr = dstPtr;
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dc.srcOffset = origin;
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dc.size = region;
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dc.srcRowPitch = inputRowPitch;
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dc.srcSlicePitch = inputSlicePitch;
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if (srcImage->getImageDesc().num_mip_levels > 0) {
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dc.srcMipLevel = findMipLevel(srcImage->getImageDesc().image_type, origin);
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}
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builder.buildDispatchInfos(di, dc);
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enqueueHandler<CL_COMMAND_READ_IMAGE>(
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surfaces,
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blockingRead == CL_TRUE,
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di,
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numEventsInWaitList,
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eventWaitList,
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event);
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if (context->isProvidingPerformanceHints()) {
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if (!isL3Capable(ptr, hostPtrSize)) {
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context->providePerformanceHint(CL_CONTEXT_DIAGNOSTICS_LEVEL_BAD_INTEL, CL_ENQUEUE_READ_IMAGE_DOESNT_MEET_ALIGNMENT_RESTRICTIONS, ptr, hostPtrSize, MemoryConstants::pageSize, MemoryConstants::pageSize);
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}
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}
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return CL_SUCCESS;
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}
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} // namespace OCLRT
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