File: image_manager_ai.cpp

package info (click to toggle)
rocr-runtime 6.4.3%2Bdfsg-5
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 12,888 kB
  • sloc: cpp: 126,824; ansic: 41,837; lisp: 1,225; asm: 905; sh: 452; python: 117; makefile: 59
file content (589 lines) | stat: -rw-r--r-- 21,156 bytes parent folder | download | duplicates (2)
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
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
////////////////////////////////////////////////////////////////////////////////
//
// The University of Illinois/NCSA
// Open Source License (NCSA)
//
// Copyright (c) 2014-2020, Advanced Micro Devices, Inc. All rights reserved.
//
// Developed by:
//
//                 AMD Research and AMD HSA Software Development
//
//                 Advanced Micro Devices, Inc.
//
//                 www.amd.com
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal with 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:
//
//  - Redistributions of source code must retain the above copyright notice,
//    this list of conditions and the following disclaimers.
//  - Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimers in
//    the documentation and/or other materials provided with the distribution.
//  - Neither the names of Advanced Micro Devices, Inc,
//    nor the names of its contributors may be used to endorse or promote
//    products derived from this Software without specific prior written
//    permission.
//
// 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 CONTRIBUTORS 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 WITH THE SOFTWARE.
//
////////////////////////////////////////////////////////////////////////////////

#define NOMINMAX
#include "image_manager_ai.h"

#include <assert.h>

#include <algorithm>
#include <climits>

#include "hsakmt/hsakmt.h"
#include "inc/hsa_ext_amd.h"
#include "core/inc/hsa_internal.h"
#include "addrlib/src/core/addrlib.h"
#include "image_runtime.h"
#include "resource.h"
#include "resource_ai.h"
#include "util.h"
#include "device_info.h"

namespace rocr {
namespace image {

ImageManagerAi::ImageManagerAi() : ImageManagerKv() {}

ImageManagerAi::~ImageManagerAi() {}

ASSERT_SIZE_UINT32(SQ_BUF_RSRC_WORD0)
ASSERT_SIZE_UINT32(SQ_BUF_RSRC_WORD1)
ASSERT_SIZE_UINT32(SQ_BUF_RSRC_WORD2)
ASSERT_SIZE_UINT32(SQ_BUF_RSRC_WORD3)

ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD0)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD1)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD2)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD3)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD4)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD5)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD6)
ASSERT_SIZE_UINT32(SQ_IMG_RSRC_WORD7)

ASSERT_SIZE_UINT32(SQ_IMG_SAMP_WORD0)
ASSERT_SIZE_UINT32(SQ_IMG_SAMP_WORD1)
ASSERT_SIZE_UINT32(SQ_IMG_SAMP_WORD2)
ASSERT_SIZE_UINT32(SQ_IMG_SAMP_WORD3)

hsa_status_t ImageManagerAi::CalculateImageSizeAndAlignment(
    hsa_agent_t component, const hsa_ext_image_descriptor_t& desc,
    hsa_ext_image_data_layout_t image_data_layout,
    size_t image_data_row_pitch,
    size_t image_data_slice_pitch,
    hsa_ext_image_data_info_t& image_info) const {
  ADDR2_COMPUTE_SURFACE_INFO_OUTPUT out = {0};
  hsa_profile_t profile;

  hsa_status_t status = HSA::hsa_agent_get_info(component, HSA_AGENT_INFO_PROFILE, &profile);
  if (status != HSA_STATUS_SUCCESS) return status;

  Image::TileMode tileMode = Image::TileMode::LINEAR;
  if (image_data_layout == HSA_EXT_IMAGE_DATA_LAYOUT_OPAQUE) {
    tileMode = (profile == HSA_PROFILE_BASE &&
                desc.geometry != HSA_EXT_IMAGE_GEOMETRY_1DB)?
      Image::TileMode::TILED : Image::TileMode::LINEAR;
  }
  if (GetAddrlibSurfaceInfoAi(component, desc, tileMode,
        image_data_row_pitch, image_data_slice_pitch, out) == (uint32_t)(-1)) {
    return HSA_STATUS_ERROR;
  }

  size_t rowPitch   = (out.bpp >> 3) * out.pitch;
  size_t slicePitch = rowPitch * out.height;
  if (desc.geometry != HSA_EXT_IMAGE_GEOMETRY_1DB &&
      image_data_layout == HSA_EXT_IMAGE_DATA_LAYOUT_LINEAR &&
      ((image_data_row_pitch && (rowPitch != image_data_row_pitch)) ||
       (image_data_slice_pitch && (slicePitch != image_data_slice_pitch)))) {
    return static_cast<hsa_status_t>(HSA_EXT_STATUS_ERROR_IMAGE_PITCH_UNSUPPORTED);
  }

  image_info.size = out.surfSize;
  assert(image_info.size != 0);
  image_info.alignment = out.baseAlign;
  assert(image_info.alignment != 0);

  return HSA_STATUS_SUCCESS;
}

bool ImageManagerAi::IsLocalMemory(const void* address) const {
  return true;
}

hsa_status_t ImageManagerAi::PopulateImageSrd(Image& image, const metadata_amd_t* descriptor) const {
  metadata_amd_ai_t* desc = (metadata_amd_ai_t*)descriptor;
  const void* image_data_addr = image.data;

  ImageProperty image_prop = ImageLut().MapFormat(image.desc.format, image.desc.geometry);
  if((image_prop.cap == HSA_EXT_IMAGE_CAPABILITY_NOT_SUPPORTED) ||
     (image_prop.element_size == 0))
    return (hsa_status_t)HSA_EXT_STATUS_ERROR_IMAGE_FORMAT_UNSUPPORTED;

  const Swizzle swizzle = ImageLut().MapSwizzle(image.desc.format.channel_order);

  if (IsLocalMemory(image.data)) {
    image_data_addr = reinterpret_cast<const void*>(
        reinterpret_cast<uintptr_t>(image.data) - local_memory_base_address_);
  }

  image.srd[0]=desc->word0.u32All;
  image.srd[1]=desc->word1.u32All;
  image.srd[2]=desc->word2.u32All;
  image.srd[3]=desc->word3.u32All;
  image.srd[4]=desc->word4.u32All;
  image.srd[5]=desc->word5.u32All;
  image.srd[6]=desc->word6.u32All;
  image.srd[7]=desc->word7.u32All;

  if (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1DB) {
    sq_buf_rsrc_word0_u word0;
    sq_buf_rsrc_word1_u word1;
    sq_buf_rsrc_word3_u word3;

    word0.val = 0;
    word0.f.base_address = PtrLow32(image_data_addr);

    word1.val = image.srd[1];
    word1.f.base_address_hi = PtrHigh32(image_data_addr);
    word1.f.stride = image_prop.element_size;

    word3.val = image.srd[3];
    word3.f.dst_sel_x = swizzle.x;
    word3.f.dst_sel_y = swizzle.y;
    word3.f.dst_sel_z = swizzle.z;
    word3.f.dst_sel_w = swizzle.w;
    word3.f.num_format = image_prop.data_type;
    word3.f.data_format = image_prop.data_format;
    word3.f.index_stride = image_prop.element_size;

    image.srd[0] = word0.val;
    image.srd[1] = word1.val;
    image.srd[3] = word3.val;
  } else {
    uint32_t hwPixelSize = ImageLut().GetPixelSize(desc->word1.bitfields.DATA_FORMAT,
                                                   desc->word1.bitfields.NUM_FORMAT);
    if(image_prop.element_size!=hwPixelSize)
      return (hsa_status_t)HSA_EXT_STATUS_ERROR_IMAGE_FORMAT_UNSUPPORTED;

    ((SQ_IMG_RSRC_WORD0*)(&image.srd[0]))->bits.BASE_ADDRESS = PtrLow40Shift8(image_data_addr);
    ((SQ_IMG_RSRC_WORD1*)(&image.srd[1]))->bits.BASE_ADDRESS_HI = PtrHigh64Shift40(image_data_addr);
    ((SQ_IMG_RSRC_WORD1*)(&image.srd[1]))->bits.DATA_FORMAT = image_prop.data_format;
    ((SQ_IMG_RSRC_WORD1*)(&image.srd[1]))->bits.NUM_FORMAT = image_prop.data_type;
    ((SQ_IMG_RSRC_WORD3*)(&image.srd[3]))->bits.DST_SEL_X = swizzle.x;
    ((SQ_IMG_RSRC_WORD3*)(&image.srd[3]))->bits.DST_SEL_Y = swizzle.y;
    ((SQ_IMG_RSRC_WORD3*)(&image.srd[3]))->bits.DST_SEL_Z = swizzle.z;
    ((SQ_IMG_RSRC_WORD3*)(&image.srd[3]))->bits.DST_SEL_W = swizzle.w;
    if (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1DA ||
        image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1D) {
      ((SQ_IMG_RSRC_WORD3*)(&image.srd[3]))->bits.TYPE =
          ImageLut().MapGeometry(image.desc.geometry);
    }
    
    // Imported metadata holds the offset to metadata, add the image base address.
    uintptr_t meta = uintptr_t(((SQ_IMG_RSRC_WORD5*)(&image.srd[5]))->bits.META_DATA_ADDRESS_HI) << 40;
    meta |= uintptr_t(((SQ_IMG_RSRC_WORD7*)(&image.srd[7]))->bits.META_DATA_ADDRESS) << 8;
    meta += reinterpret_cast<uintptr_t>(image_data_addr);

    ((SQ_IMG_RSRC_WORD7*)(&image.srd[7]))->bits.META_DATA_ADDRESS = PtrLow40Shift8((void*)meta);
    ((SQ_IMG_RSRC_WORD5*)(&image.srd[5]))->bits.META_DATA_ADDRESS_HI =
        PtrHigh64Shift40((void*)meta);
  }
  //Looks like this is only used for CPU copies.
  image.row_pitch = 0;//desc->word4.bits.pitch+1*desc->word3.bits.element_size;
  image.slice_pitch = 0;//desc->;

  //Used by HSAIL shader ABI
  image.srd[8] = image.desc.format.channel_type;
  image.srd[9] = image.desc.format.channel_order;
  image.srd[10] = static_cast<uint32_t>(image.desc.width);

  return HSA_STATUS_SUCCESS;
}

static TEX_BC_SWIZZLE GetBcSwizzle(const Swizzle& swizzle) {
    SEL r = (SEL)swizzle.x;
    SEL g = (SEL)swizzle.y;
    SEL b = (SEL)swizzle.z;
    SEL a = (SEL)swizzle.w;

    TEX_BC_SWIZZLE bcSwizzle = TEX_BC_Swizzle_XYZW;

    if (a == SEL_X)
    {
        // Have to use either TEX_BC_Swizzle_WZYX or TEX_BC_Swizzle_WXYZ
        //
        // For the pre-defined border color values (white, opaque black, transparent black), the only thing that
        // matters is that the alpha channel winds up in the correct place (because the RGB channels are all the same)
        // so either of these TEX_BC_Swizzle enumerations will work.  Not sure what happens with border color palettes.
        if (b == SEL_Y)
        {
            // ABGR
            bcSwizzle = TEX_BC_Swizzle_WZYX;
        }
        else if ((r == SEL_X) && (g == SEL_X) && (b == SEL_X))
        {
            //RGBA
            bcSwizzle = TEX_BC_Swizzle_XYZW;
        }
        else
        {
            // ARGB
            bcSwizzle = TEX_BC_Swizzle_WXYZ;
        }
    }
    else if (r == SEL_X)
    {
        // Have to use either TEX_BC_Swizzle_XYZW or TEX_BC_Swizzle_XWYZ
        if (g == SEL_Y)
        {
            // RGBA
            bcSwizzle = TEX_BC_Swizzle_XYZW;
        }
        else if((g == SEL_X) && (b == SEL_X) && (a == SEL_W))
        {
            // RGBA
            bcSwizzle = TEX_BC_Swizzle_XYZW;
        }
        else
        {
            // RAGB
            bcSwizzle = TEX_BC_Swizzle_XWYZ;
        }
    }
    else if (g == SEL_X)
    {
        // GRAB, have to use TEX_BC_Swizzle_YXWZ
        bcSwizzle = TEX_BC_Swizzle_YXWZ;
    }
    else if (b == SEL_X)
    {
        // BGRA, have to use TEX_BC_Swizzle_ZYXW
        bcSwizzle = TEX_BC_Swizzle_ZYXW;
    }

    return bcSwizzle;
}


hsa_status_t ImageManagerAi::PopulateImageSrd(Image& image) const {
  ImageProperty image_prop = ImageLut().MapFormat(image.desc.format, image.desc.geometry);
  assert(image_prop.cap != HSA_EXT_IMAGE_CAPABILITY_NOT_SUPPORTED);
  assert(image_prop.element_size != 0);

  const void* image_data_addr = image.data;

  if (IsLocalMemory(image.data))
    image_data_addr = reinterpret_cast<const void*>(
        reinterpret_cast<uintptr_t>(image.data) - local_memory_base_address_);

  if (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1DB) {
    sq_buf_rsrc_word0_u word0;
    sq_buf_rsrc_word1_u word1;
    sq_buf_rsrc_word2_u word2;
    sq_buf_rsrc_word3_u word3;

    word0.val = 0;
    word0.f.base_address = PtrLow32(image_data_addr);

    word1.val = 0;
    word1.f.base_address_hi = PtrHigh32(image_data_addr);
    word1.f.stride = image_prop.element_size;
    word1.f.swizzle_enable = false;
    word1.f.cache_swizzle = false;

    word2.f.num_records = image.desc.width * image_prop.element_size;

    const Swizzle swizzle = ImageLut().MapSwizzle(image.desc.format.channel_order);
    word3.val = 0;
    word3.f.dst_sel_x = swizzle.x;
    word3.f.dst_sel_y = swizzle.y;
    word3.f.dst_sel_z = swizzle.z;
    word3.f.dst_sel_w = swizzle.w;
    word3.f.num_format = image_prop.data_type;
    word3.f.data_format = image_prop.data_format;
    word3.f.index_stride = image_prop.element_size;
    word3.f.type = ImageLut().MapGeometry(image.desc.geometry);

    image.srd[0] = word0.val;
    image.srd[1] = word1.val;
    image.srd[2] = word2.val;
    image.srd[3] = word3.val;

    image.row_pitch = image.desc.width * image_prop.element_size;
    image.slice_pitch = image.row_pitch;
  } else {
    sq_img_rsrc_word0_u word0;
    sq_img_rsrc_word1_u word1;
    sq_img_rsrc_word2_u word2;
    sq_img_rsrc_word3_u word3;
    sq_img_rsrc_word4_u word4;
    sq_img_rsrc_word5_u word5;
    sq_img_rsrc_word6_u word6;
    sq_img_rsrc_word7_u word7;

    ADDR2_COMPUTE_SURFACE_INFO_OUTPUT out = {0};

    uint32_t swizzleMode = GetAddrlibSurfaceInfoAi(image.component, image.desc, image.tile_mode,
          image.row_pitch, image.slice_pitch, out);
    if (swizzleMode == (uint32_t)(-1)) {
      return HSA_STATUS_ERROR;
    }

    assert((out.bpp / 8) == image_prop.element_size);

    const size_t row_pitch_size = out.pitch * image_prop.element_size;

    word0.f.base_address = PtrLow40Shift8(image_data_addr);

    word1.val = 0;
    word1.f.base_address_hi = PtrHigh64Shift40(image_data_addr);
    word1.f.min_lod = 0;
    word1.f.data_format = image_prop.data_format;
    word1.f.num_format = image_prop.data_type;

    word2.val = 0;
    word2.f.width = image.desc.width - 1;
    word2.f.height = image.desc.height - 1;
    word2.f.perf_mod = 0;

    const Swizzle swizzle = ImageLut().MapSwizzle(image.desc.format.channel_order);
    word3.val = 0;
    word3.f.dst_sel_x = swizzle.x;
    word3.f.dst_sel_y = swizzle.y;
    word3.f.dst_sel_z = swizzle.z;
    word3.f.dst_sel_w = swizzle.w;
    word3.f.sw_mode = swizzleMode;
    word3.f.type = ImageLut().MapGeometry(image.desc.geometry);

    const bool image_array =
        (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1DA ||
         image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_2DA ||
         image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_2DADEPTH);
    const bool image_3d = (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_3D);

    word4.val = 0;
    word4.f.depth =
        (image_array)
            ? std::max(image.desc.array_size, static_cast<size_t>(1)) - 1
            : (image_3d) ? image.desc.depth - 1 : 0;
    word4.f.pitch = out.pitch - 1;
    word4.f.bc_swizzle = GetBcSwizzle(swizzle);

    word5.val = 0;
    word6.val = 0;
    word7.val = 0;

    image.srd[0] = word0.val;
    image.srd[1] = word1.val;
    image.srd[2] = word2.val;
    image.srd[3] = word3.val;
    image.srd[4] = word4.val;
    image.srd[5] = word5.val;
    image.srd[6] = word6.val;
    image.srd[7] = word7.val;

    image.row_pitch = row_pitch_size;
    image.slice_pitch = out.sliceSize;
  }

  image.srd[8] = image.desc.format.channel_type;
  image.srd[9] = image.desc.format.channel_order;
  image.srd[10] = static_cast<uint32_t>(image.desc.width);

  return HSA_STATUS_SUCCESS;
}

hsa_status_t ImageManagerAi::ModifyImageSrd(
    Image& image, hsa_ext_image_format_t& new_format) const {
  image.desc.format = new_format;

  ImageProperty image_prop = ImageLut().MapFormat(image.desc.format, image.desc.geometry);
  assert(image_prop.cap != HSA_EXT_IMAGE_CAPABILITY_NOT_SUPPORTED);
  assert(image_prop.element_size != 0);

  if (image.desc.geometry == HSA_EXT_IMAGE_GEOMETRY_1DB) {
    const Swizzle swizzle = ImageLut().MapSwizzle(image.desc.format.channel_order);
    SQ_BUF_RSRC_WORD3* word3 =
        reinterpret_cast<SQ_BUF_RSRC_WORD3*>(&image.srd[3]);
    word3->bits.DST_SEL_X = swizzle.x;
    word3->bits.DST_SEL_Y = swizzle.y;
    word3->bits.DST_SEL_Z = swizzle.z;
    word3->bits.DST_SEL_W = swizzle.w;
    word3->bits.NUM_FORMAT = image_prop.data_type;
    word3->bits.DATA_FORMAT = image_prop.data_format;
  } else {
    SQ_IMG_RSRC_WORD1* word1 =
        reinterpret_cast<SQ_IMG_RSRC_WORD1*>(&image.srd[1]);
    word1->bits.DATA_FORMAT = image_prop.data_format;
    word1->bits.NUM_FORMAT = image_prop.data_type;

    const Swizzle swizzle = ImageLut().MapSwizzle(image.desc.format.channel_order);
    SQ_IMG_RSRC_WORD3* word3 =
        reinterpret_cast<SQ_IMG_RSRC_WORD3*>(&image.srd[3]);
    word3->bits.DST_SEL_X = swizzle.x;
    word3->bits.DST_SEL_Y = swizzle.y;
    word3->bits.DST_SEL_Z = swizzle.z;
    word3->bits.DST_SEL_W = swizzle.w;
  }

  image.srd[8] = image.desc.format.channel_type;
  image.srd[9] = image.desc.format.channel_order;
  image.srd[10] = static_cast<uint32_t>(image.desc.width);

  return HSA_STATUS_SUCCESS;
}

hsa_status_t ImageManagerAi::PopulateSamplerSrd(Sampler& sampler) const {
  const hsa_ext_sampler_descriptor_v2_t &sampler_descriptor = sampler.desc;

  SQ_IMG_SAMP_WORD0 word0;
  SQ_IMG_SAMP_WORD1 word1;
  SQ_IMG_SAMP_WORD2 word2;
  SQ_IMG_SAMP_WORD3 word3;

  word0.u32All = 0;
  hsa_status_t status = convertAddressMode<SQ_IMG_SAMP_WORD0, SQ_TEX_CLAMP>
                                       (word0, sampler_descriptor.address_modes);
  if (status != HSA_STATUS_SUCCESS) return status;
  word0.bits.FORCE_UNNORMALIZED = (sampler_descriptor.coordinate_mode ==
                                  HSA_EXT_SAMPLER_COORDINATE_MODE_UNNORMALIZED);

  word1.u32All = 0;
  word1.bits.MAX_LOD = 4095;

  word2.u32All = 0;
  switch (sampler_descriptor.filter_mode) {
    case HSA_EXT_SAMPLER_FILTER_MODE_NEAREST:
      word2.bits.XY_MAG_FILTER = static_cast<int>(SQ_TEX_XY_FILTER_POINT);
      break;
    case HSA_EXT_SAMPLER_FILTER_MODE_LINEAR:
      word2.bits.XY_MAG_FILTER = static_cast<int>(SQ_TEX_XY_FILTER_BILINEAR);
      break;
    default:
      return HSA_STATUS_ERROR_INVALID_ARGUMENT;
  }
  word2.bits.XY_MIN_FILTER = word2.bits.XY_MAG_FILTER;
  word2.bits.Z_FILTER = SQ_TEX_Z_FILTER_NONE;
  word2.bits.MIP_FILTER = SQ_TEX_MIP_FILTER_NONE;

  word3.u32All = 0;

  // TODO: check this bit with HSAIL spec.
  word3.bits.BORDER_COLOR_TYPE = SQ_TEX_BORDER_COLOR_TRANS_BLACK;

  sampler.srd[0] = word0.u32All;
  sampler.srd[1] = word1.u32All;
  sampler.srd[2] = word2.u32All;
  sampler.srd[3] = word3.u32All;

  return HSA_STATUS_SUCCESS;
}

uint32_t ImageManagerAi::GetAddrlibSurfaceInfoAi(
    hsa_agent_t component, const hsa_ext_image_descriptor_t& desc,
    Image::TileMode tileMode,
    size_t image_data_row_pitch,
    size_t image_data_slice_pitch,
    ADDR2_COMPUTE_SURFACE_INFO_OUTPUT& out) const {
  const ImageProperty image_prop =
      GetImageProperty(component, desc.format, desc.geometry);

  const AddrFormat addrlib_format = GetAddrlibFormat(image_prop);

  const uint32_t width = static_cast<uint32_t>(desc.width);
  const uint32_t height = static_cast<uint32_t>(desc.height);
  static const size_t kMinNumSlice = 1;
  const uint32_t num_slice = static_cast<uint32_t>(
      std::max(kMinNumSlice, std::max(desc.array_size, desc.depth)));

  ADDR2_COMPUTE_SURFACE_INFO_INPUT in = {0};
  in.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_INPUT);
  in.format = addrlib_format;
  in.bpp = static_cast<unsigned int>(image_prop.element_size) * 8;
  in.width = width;
  in.height = height;
  in.numSlices = num_slice;
  in.pitchInElement = image_data_row_pitch / image_prop.element_size;
  switch(desc.geometry) {
  case HSA_EXT_IMAGE_GEOMETRY_1D:
  case HSA_EXT_IMAGE_GEOMETRY_1DB:
  case HSA_EXT_IMAGE_GEOMETRY_1DA:
    in.resourceType = ADDR_RSRC_TEX_1D;
    break;
  case HSA_EXT_IMAGE_GEOMETRY_2D:
  case HSA_EXT_IMAGE_GEOMETRY_2DDEPTH:
  case HSA_EXT_IMAGE_GEOMETRY_2DA:
  case HSA_EXT_IMAGE_GEOMETRY_2DADEPTH:
    in.resourceType = ADDR_RSRC_TEX_2D;
    break;
  case HSA_EXT_IMAGE_GEOMETRY_3D:
    in.resourceType = ADDR_RSRC_TEX_3D;
    break;
  }
  in.flags.texture = 1;

  ADDR2_GET_PREFERRED_SURF_SETTING_INPUT  prefSettingsInput = { 0 };
  ADDR2_GET_PREFERRED_SURF_SETTING_OUTPUT prefSettingsOutput = { 0 };

  prefSettingsInput.size            = sizeof(prefSettingsInput);
  prefSettingsInput.flags           = in.flags;
  prefSettingsInput.bpp             = in.bpp;
  prefSettingsInput.format          = in.format;
  prefSettingsInput.width           = in.width;
  prefSettingsInput.height          = in.height;
  prefSettingsInput.numFrags        = in.numFrags;
  prefSettingsInput.numSamples      = in.numSamples;
  prefSettingsInput.numMipLevels    = in.numMipLevels;
  prefSettingsInput.numSlices       = in.numSlices;
  prefSettingsInput.resourceLoction = ADDR_RSRC_LOC_UNDEF;
  prefSettingsInput.resourceType    = in.resourceType;

  // Disallow all swizzles but linear.
  if (tileMode == Image::TileMode::LINEAR) 
  {
      prefSettingsInput.forbiddenBlock.macroThin4KB = 1;
      prefSettingsInput.forbiddenBlock.macroThick4KB = 1;
      prefSettingsInput.forbiddenBlock.macroThin64KB = 1;
      prefSettingsInput.forbiddenBlock.macroThick64KB = 1;
  }

  prefSettingsInput.forbiddenBlock.micro = 1; // but don't ever allow the 256b swizzle modes
  prefSettingsInput.forbiddenBlock.var = 1; // and don't allow variable-size block modes

  if (ADDR_OK != Addr2GetPreferredSurfaceSetting(addr_lib_, &prefSettingsInput, &prefSettingsOutput)) {
    return (uint32_t)(-1);
  }

  in.swizzleMode = prefSettingsOutput.swizzleMode;

  out.size = sizeof(ADDR2_COMPUTE_SURFACE_INFO_OUTPUT);
  if (ADDR_OK != Addr2ComputeSurfaceInfo(addr_lib_, &in, &out)) {
    return (uint32_t)(-1);
  }
  if (out.surfSize == 0) {
    return (uint32_t)(-1);
  }

  return in.swizzleMode;
}

}  // namespace image
}  // namespace rocr