69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
/*
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* Copyright (C) 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 "CL/cl.h"
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#include "mem_obj_types.h"
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#include "public/cl_ext_private.h"
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#include "runtime/mem_obj/mem_obj.h"
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#include "runtime/memory_manager/memory_manager.h"
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namespace OCLRT {
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class MemObjHelper {
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public:
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static bool checkMemFlagsForBuffer(cl_mem_flags flags) {
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const cl_mem_flags allValidFlags =
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CL_MEM_READ_WRITE | CL_MEM_WRITE_ONLY | CL_MEM_READ_ONLY |
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CL_MEM_ALLOC_HOST_PTR | CL_MEM_COPY_HOST_PTR | CL_MEM_USE_HOST_PTR |
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CL_MEM_HOST_WRITE_ONLY | CL_MEM_HOST_READ_ONLY | CL_MEM_HOST_NO_ACCESS;
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return (flags & (~allValidFlags)) == 0;
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}
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static bool parseMemoryProperties(const cl_mem_properties_intel *properties, MemoryProperties &propertiesStruct);
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static bool validateMemoryProperties(const MemoryProperties &properties) {
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/* Are there some invalid flag bits? */
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if (!MemObjHelper::checkMemFlagsForBuffer(properties.flags)) {
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return false;
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}
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/* Check all the invalid flags combination. */
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if (((properties.flags & CL_MEM_READ_WRITE) && (properties.flags & (CL_MEM_READ_ONLY | CL_MEM_WRITE_ONLY))) ||
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((properties.flags & CL_MEM_READ_ONLY) && (properties.flags & (CL_MEM_WRITE_ONLY))) ||
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((properties.flags & CL_MEM_ALLOC_HOST_PTR) && (properties.flags & CL_MEM_USE_HOST_PTR)) ||
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((properties.flags & CL_MEM_COPY_HOST_PTR) && (properties.flags & CL_MEM_USE_HOST_PTR)) ||
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((properties.flags & CL_MEM_HOST_READ_ONLY) && (properties.flags & CL_MEM_HOST_NO_ACCESS)) ||
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((properties.flags & CL_MEM_HOST_READ_ONLY) && (properties.flags & CL_MEM_HOST_WRITE_ONLY)) ||
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((properties.flags & CL_MEM_HOST_WRITE_ONLY) && (properties.flags & CL_MEM_HOST_NO_ACCESS))) {
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return false;
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}
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return validateExtraMemoryProperties(properties);
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}
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static bool validateExtraMemoryProperties(const MemoryProperties &properties);
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static AllocationProperties getAllocationProperties(cl_mem_flags_intel flags, bool allocateMemory, size_t size, GraphicsAllocation::AllocationType type);
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static DevicesBitfield getDevicesBitfield(const MemoryProperties &properties);
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static bool checkMemFlagsForSubBuffer(cl_mem_flags flags) {
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const cl_mem_flags allValidFlags =
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CL_MEM_READ_WRITE | CL_MEM_WRITE_ONLY | CL_MEM_READ_ONLY |
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CL_MEM_HOST_WRITE_ONLY | CL_MEM_HOST_READ_ONLY | CL_MEM_HOST_NO_ACCESS;
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if ((flags & (~allValidFlags)) != 0) {
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return false;
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}
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return true;
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}
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};
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} // namespace OCLRT
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