compute-runtime/runtime/os_interface/windows/wddm_allocation.h

115 lines
3.8 KiB
C++

/*
* Copyright (c) 2017 - 2018, 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
#define UMDF_USING_NTSTATUS
#include "runtime/memory_manager/graphics_allocation.h"
#include "runtime/os_interface/windows/windows_wrapper.h"
#include <d3dkmthk.h>
namespace OCLRT {
class Gmm;
struct OsHandle {
D3DKMT_HANDLE handle;
D3DGPU_VIRTUAL_ADDRESS gpuPtr;
Gmm *gmm;
};
const size_t trimListUnusedPosition = (size_t)-1;
class WddmAllocation : public GraphicsAllocation {
public:
// OS assigned fields
D3DKMT_HANDLE handle; // set by createAllocation
D3DKMT_HANDLE resourceHandle = 0u; // used by shared resources
D3DGPU_VIRTUAL_ADDRESS gpuPtr; // set by mapGpuVA
WddmAllocation(void *cpuPtrIn, size_t sizeIn, void *alignedCpuPtr, size_t alignedSize, void *reservedAddr)
: GraphicsAllocation(cpuPtrIn, sizeIn),
handle(0),
gpuPtr(0),
alignedCpuPtr(alignedCpuPtr),
alignedSize(alignedSize) {
trimListPosition = trimListUnusedPosition;
reservedAddressSpace = reservedAddr;
}
WddmAllocation(void *cpuPtrIn, size_t sizeIn, osHandle sharedHandle) : GraphicsAllocation(cpuPtrIn, sizeIn, sharedHandle),
handle(0),
gpuPtr(0),
alignedCpuPtr(nullptr),
alignedSize(sizeIn) {
trimListPosition = trimListUnusedPosition;
reservedAddressSpace = nullptr;
}
WddmAllocation(void *alignedCpuPtr, size_t sizeIn, void *reservedAddress)
: WddmAllocation(alignedCpuPtr, sizeIn, alignedCpuPtr, sizeIn, reservedAddress) {
}
WddmAllocation() : WddmAllocation(nullptr, 0, nullptr, 0, nullptr) {
}
void *getAlignedCpuPtr() const {
return this->alignedCpuPtr;
}
void setAlignedCpuPtr(void *ptr) {
this->alignedCpuPtr = ptr;
this->cpuPtr = ptr;
}
size_t getAlignedSize() const {
return this->alignedSize;
}
ResidencyData &getResidencyData() {
return residency;
}
void setTrimCandidateListPosition(size_t position) {
trimListPosition = position;
}
size_t getTrimCandidateListPosition() {
return trimListPosition;
}
void *getReservedAddress() const {
return this->reservedAddressSpace;
}
void setReservedAddress(void *reserveMem) {
this->reservedAddressSpace = reserveMem;
}
protected:
void *alignedCpuPtr;
size_t alignedSize;
ResidencyData residency;
size_t trimListPosition;
void *reservedAddressSpace;
};
} // namespace OCLRT