compute-runtime/opencl/source/command_queue/enqueue_write_buffer_rect.h

114 lines
4.2 KiB
C++

/*
* Copyright (C) 2018-2021 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/built_ins/built_ins.h"
#include "shared/source/command_stream/command_stream_receiver.h"
#include "opencl/source/command_queue/command_queue_hw.h"
#include "opencl/source/helpers/hardware_commands_helper.h"
#include "opencl/source/mem_obj/buffer.h"
#include "opencl/source/memory_manager/mem_obj_surface.h"
#include <new>
namespace NEO {
template <typename GfxFamily>
cl_int CommandQueueHw<GfxFamily>::enqueueWriteBufferRect(
Buffer *buffer,
cl_bool blockingWrite,
const size_t *bufferOrigin,
const size_t *hostOrigin,
const size_t *region,
size_t bufferRowPitch,
size_t bufferSlicePitch,
size_t hostRowPitch,
size_t hostSlicePitch,
const void *ptr,
cl_uint numEventsInWaitList,
const cl_event *eventWaitList,
cl_event *event) {
const cl_command_type cmdType = CL_COMMAND_WRITE_BUFFER_RECT;
CsrSelectionArgs csrSelectionArgs{cmdType, buffer, {}, device->getRootDeviceIndex(), region};
CommandStreamReceiver &csr = selectCsrForBuiltinOperation(csrSelectionArgs);
auto isMemTransferNeeded = true;
if (buffer->isMemObjZeroCopy()) {
size_t bufferOffset;
size_t hostOffset;
computeOffsetsValueForRectCommands(&bufferOffset, &hostOffset, bufferOrigin, hostOrigin, region, bufferRowPitch, bufferSlicePitch, hostRowPitch, hostSlicePitch);
isMemTransferNeeded = buffer->checkIfMemoryTransferIsRequired(bufferOffset, hostOffset, ptr, cmdType);
}
if (!isMemTransferNeeded) {
return enqueueMarkerForReadWriteOperation(buffer, const_cast<void *>(ptr), cmdType, blockingWrite,
numEventsInWaitList, eventWaitList, event);
}
const size_t hostPtrSize = Buffer::calculateHostPtrSize(hostOrigin, region, hostRowPitch, hostSlicePitch);
const uint32_t rootDeviceIndex = getDevice().getRootDeviceIndex();
InternalMemoryType memoryType = InternalMemoryType::NOT_SPECIFIED;
GraphicsAllocation *mapAllocation = nullptr;
bool isCpuCopyAllowed = false;
getContext().tryGetExistingHostPtrAllocation(ptr, hostPtrSize, rootDeviceIndex, mapAllocation, memoryType, isCpuCopyAllowed);
auto eBuiltInOps = EBuiltInOps::CopyBufferRect;
if (forceStateless(buffer->getSize())) {
eBuiltInOps = EBuiltInOps::CopyBufferRectStateless;
}
void *srcPtr = const_cast<void *>(ptr);
MemObjSurface dstBufferSurf(buffer);
HostPtrSurface hostPtrSurf(srcPtr, hostPtrSize, true);
GeneralSurface mapSurface;
Surface *surfaces[] = {&dstBufferSurf, nullptr};
if (region[0] != 0 && region[1] != 0 && region[2] != 0) {
if (mapAllocation) {
surfaces[1] = &mapSurface;
mapSurface.setGraphicsAllocation(mapAllocation);
srcPtr = convertAddressWithOffsetToGpuVa(srcPtr, memoryType, *mapAllocation);
} else {
surfaces[1] = &hostPtrSurf;
bool status = csr.createAllocationForHostSurface(hostPtrSurf, false);
if (!status) {
return CL_OUT_OF_RESOURCES;
}
srcPtr = reinterpret_cast<void *>(hostPtrSurf.getAllocation()->getGpuAddress());
}
}
void *alignedSrcPtr = alignDown(srcPtr, 4);
size_t srcPtrOffset = ptrDiff(srcPtr, alignedSrcPtr);
BuiltinOpParams dc;
dc.srcPtr = alignedSrcPtr;
dc.dstMemObj = buffer;
dc.srcOffset = hostOrigin;
dc.srcOffset.x += srcPtrOffset;
dc.dstOffset = bufferOrigin;
dc.transferAllocation = hostPtrSurf.getAllocation();
dc.size = region;
dc.srcRowPitch = hostRowPitch;
dc.srcSlicePitch = hostSlicePitch;
dc.dstRowPitch = bufferRowPitch;
dc.dstSlicePitch = bufferSlicePitch;
MultiDispatchInfo dispatchInfo(dc);
dispatchBcsOrGpgpuEnqueue<CL_COMMAND_WRITE_BUFFER_RECT>(dispatchInfo, surfaces, eBuiltInOps, numEventsInWaitList, eventWaitList, event, blockingWrite, csr);
if (context->isProvidingPerformanceHints()) {
context->providePerformanceHint(CL_CONTEXT_DIAGNOSTICS_LEVEL_NEUTRAL_INTEL, CL_ENQUEUE_WRITE_BUFFER_RECT_REQUIRES_COPY_DATA, static_cast<cl_mem>(buffer));
}
return CL_SUCCESS;
}
} // namespace NEO