compute-runtime/runtime/mem_obj/pipe.h

62 lines
2.2 KiB
C++

/*
* Copyright (c) 2017, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#pragma once
#include "runtime/mem_obj/buffer.h"
namespace OCLRT {
class Pipe : public MemObj {
public:
static const size_t intelPipeHeaderReservedSpace = 128;
static const cl_ulong maskMagic = 0xFFFFFFFFFFFFFFFFLL;
static const cl_ulong objectMagic = MemObj::objectMagic | 0x03;
static Pipe *create(
Context *context,
cl_mem_flags flags,
cl_uint packetSize,
cl_uint maxPackets,
const cl_pipe_properties *properties,
cl_int &errcodeRet);
~Pipe() override;
cl_int getPipeInfo(cl_image_info paramName,
size_t paramValueSize,
void *paramValue,
size_t *paramValueSizeRet);
void setPipeArg(void *memory, uint32_t patchSize);
protected:
Pipe(Context *context,
cl_mem_flags flags,
cl_uint packetSize,
cl_uint maxPackets,
const cl_pipe_properties *properties,
void *memoryStorage,
GraphicsAllocation *gfxAllocation);
cl_uint pipePacketSize;
cl_uint pipeMaxPackets;
};
} // namespace OCLRT