1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
|
/*
* Copyright (C) 2018-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#pragma once
#include "shared/source/helpers/constants.h"
#include "opencl/extensions/public/cl_ext_private.h"
#include "opencl/source/mem_obj/mem_obj.h"
#include "memory_properties_flags.h"
#include "neo_igfxfmid.h"
#include <functional>
namespace NEO {
struct UnifiedSharingMemoryDescription;
class Buffer;
class ClDevice;
class Device;
class MemoryManager;
struct EncodeSurfaceStateArgs;
class GraphicsAllocation;
class SharingHandler;
using BufferCreateFunc = Buffer *(*)(Context *context,
const MemoryProperties &memoryProperties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
bool zeroCopy,
bool isHostPtrSVM,
bool isImageRedescribed);
struct BufferFactoryFuncs {
BufferCreateFunc createBufferFunction;
};
extern BufferFactoryFuncs bufferFactory[IGFX_MAX_CORE];
namespace BufferFunctions {
using ValidateInputAndCreateBufferFunc = std::function<cl_mem(cl_context context,
const uint64_t *properties,
uint64_t flags,
uint64_t flagsIntel,
size_t size,
void *hostPtr,
int32_t &retVal)>;
extern ValidateInputAndCreateBufferFunc validateInputAndCreateBuffer;
} // namespace BufferFunctions
class Buffer : public MemObj {
public:
struct AdditionalBufferCreateArgs {
bool doNotProvidePerformanceHints;
bool makeAllocationLockable;
};
constexpr static size_t maxBufferSizeForReadWriteOnCpu = 10 * MemoryConstants::megaByte;
constexpr static size_t maxBufferSizeForCopyOnCpu = 64 * MemoryConstants::kiloByte;
constexpr static cl_ulong maskMagic = 0xFFFFFFFFFFFFFFFFLL;
constexpr static cl_ulong objectMagic = MemObj::objectMagic | 0x02;
bool forceDisallowCPUCopy = false;
~Buffer() override;
static cl_mem validateInputAndCreateBuffer(cl_context context,
const cl_mem_properties *properties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *hostPtr,
cl_int &retVal);
static Buffer *create(Context *context,
cl_mem_flags flags,
size_t size,
void *hostPtr,
cl_int &errcodeRet);
static Buffer *create(Context *context,
cl_mem_flags flags,
size_t size,
void *hostPtr,
AdditionalBufferCreateArgs &bufferCreateArgs,
cl_int &errcodeRet);
static Buffer *create(Context *context,
const MemoryProperties &properties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *hostPtr,
cl_int &errcodeRet);
static Buffer *create(Context *context,
const MemoryProperties &properties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *hostPtr,
AdditionalBufferCreateArgs &bufferCreateArgs,
cl_int &errcodeRet);
static Buffer *createSharedBuffer(Context *context,
cl_mem_flags flags,
SharingHandler *sharingHandler,
MultiGraphicsAllocation multiGraphicsAllocation);
static Buffer *createBufferHw(Context *context,
const MemoryProperties &memoryProperties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
bool zeroCopy,
bool isHostPtrSVM,
bool isImageRedescribed);
static Buffer *createBufferHwFromDevice(const Device *device,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
size_t offset,
bool zeroCopy,
bool isHostPtrSVM,
bool isImageRedescribed);
Buffer *createSubBuffer(cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
const cl_buffer_region *region,
cl_int &errcodeRet);
static void setSurfaceState(const Device *device,
void *surfaceState,
bool forceNonAuxMode,
bool disableL3,
size_t svmSize,
void *svmPtr,
size_t offset,
GraphicsAllocation *gfxAlloc,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
bool areMultipleSubDevicesInContext);
static void provideCompressionHint(bool compressionEnabled, Context *context, Buffer *buffer);
BufferCreateFunc createFunction = nullptr;
bool isSubBuffer();
bool isValidSubBufferOffset(size_t offset);
uint64_t setArgStateless(void *memory, uint32_t patchSize, uint32_t rootDeviceIndex, bool set32BitAddressing);
virtual void setArgStateful(void *memory, bool forceNonAuxMode, bool disableL3, bool alignSizeForAuxTranslation,
bool isReadOnly, const Device &device, bool areMultipleSubDevicesInContext) = 0;
bool bufferRectPitchSet(const size_t *bufferOrigin,
const size_t *region,
size_t &bufferRowPitch,
size_t &bufferSlicePitch,
size_t &hostRowPitch,
size_t &hostSlicePitch,
bool isSrcBuffer);
static size_t calculateHostPtrSize(const size_t *origin, const size_t *region, size_t rowPitch, size_t slicePitch);
void transferDataToHostPtr(MemObjSizeArray ©Size, MemObjOffsetArray ©Offset) override;
void transferDataFromHostPtr(MemObjSizeArray ©Size, MemObjOffsetArray ©Offset) override;
bool isReadWriteOnCpuAllowed(const Device &device);
bool isReadWriteOnCpuPreferred(void *ptr, size_t size, const Device &device);
uint32_t getMocsValue(bool disableL3Cache, bool isReadOnlyArgument, uint32_t rootDeviceIndex) const;
uint32_t getSurfaceSize(bool alignSizeForAuxTranslation, uint32_t rootDeviceIndex) const;
uint64_t getBufferAddress(uint32_t rootDeviceIndex) const;
bool isCompressed(uint32_t rootDeviceIndex) const;
static bool validateHandleType(const MemoryProperties &memoryProperties, UnifiedSharingMemoryDescription &extMem);
protected:
Buffer(Context *context,
const MemoryProperties &memoryProperties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
bool zeroCopy,
bool isHostPtrSVM,
bool isObjectRedescribed);
Buffer();
static void checkMemory(const MemoryProperties &memoryProperties,
size_t size,
void *hostPtr,
cl_int &errcodeRet,
bool &isZeroCopy,
bool ©MemoryFromHostPtr,
MemoryManager *memMngr,
uint32_t rootDeviceIndex,
bool forceCopyHostPtr);
static AllocationType getGraphicsAllocationTypeAndCompressionPreference(const MemoryProperties &properties,
bool &compressionEnabled, bool localMemoryEnabled);
static bool isReadOnlyMemoryPermittedByFlags(const MemoryProperties &properties);
void transferData(void *dst, void *src, size_t copySize, size_t copyOffset);
void appendSurfaceStateArgs(EncodeSurfaceStateArgs &args);
};
template <typename GfxFamily>
class BufferHw : public Buffer {
public:
BufferHw(Context *context,
const MemoryProperties &memoryProperties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
bool zeroCopy,
bool isHostPtrSVM,
bool isObjectRedescribed)
: Buffer(context, memoryProperties, flags, flagsIntel, size, memoryStorage, hostPtr, std::move(multiGraphicsAllocation),
zeroCopy, isHostPtrSVM, isObjectRedescribed) {}
void setArgStateful(void *memory, bool forceNonAuxMode, bool disableL3, bool alignSizeForAuxTranslation,
bool isReadOnlyArgument, const Device &device, bool areMultipleSubDevicesInContext) override;
static Buffer *create(Context *context,
const MemoryProperties &memoryProperties,
cl_mem_flags flags,
cl_mem_flags_intel flagsIntel,
size_t size,
void *memoryStorage,
void *hostPtr,
MultiGraphicsAllocation &&multiGraphicsAllocation,
bool zeroCopy,
bool isHostPtrSVM,
bool isObjectRedescribed) {
auto buffer = new BufferHw<GfxFamily>(context,
memoryProperties,
flags,
flagsIntel,
size,
memoryStorage,
hostPtr,
std::move(multiGraphicsAllocation),
zeroCopy,
isHostPtrSVM,
isObjectRedescribed);
buffer->surfaceType = SURFACE_STATE::SURFACE_TYPE_SURFTYPE_1D;
return buffer;
}
typedef typename GfxFamily::RENDER_SURFACE_STATE SURFACE_STATE;
typename SURFACE_STATE::SURFACE_TYPE surfaceType;
};
} // namespace NEO
|
