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0a412a3f8c668e40ab62620d7e77edef57ba6a7b
[mesa.git] / src / vulkan / anv_image.c
1 /*
2 * Copyright © 2015 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #include <assert.h>
25 #include <stdbool.h>
26 #include <string.h>
27 #include <unistd.h>
28 #include <fcntl.h>
29
30 #include "anv_private.h"
31
32 /**
33 * Exactly one bit must be set in \a aspect.
34 */
35 static isl_surf_usage_flags_t
36 choose_isl_surf_usage(VkImageUsageFlags vk_usage,
37 VkImageAspectFlags aspect)
38 {
39 isl_surf_usage_flags_t isl_usage = 0;
40
41 /* FINISHME: Support aux surfaces */
42 isl_usage |= ISL_SURF_USAGE_DISABLE_AUX_BIT;
43
44 if (vk_usage & VK_IMAGE_USAGE_SAMPLED_BIT)
45 isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
46
47 if (vk_usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT)
48 isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
49
50 if (vk_usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)
51 isl_usage |= ISL_SURF_USAGE_RENDER_TARGET_BIT;
52
53 if (vk_usage & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT)
54 isl_usage |= ISL_SURF_USAGE_CUBE_BIT;
55
56 if (vk_usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
57 switch (aspect) {
58 default:
59 unreachable("bad VkImageAspect");
60 case VK_IMAGE_ASPECT_DEPTH_BIT:
61 isl_usage |= ISL_SURF_USAGE_DEPTH_BIT;
62 break;
63 case VK_IMAGE_ASPECT_STENCIL_BIT:
64 isl_usage |= ISL_SURF_USAGE_STENCIL_BIT;
65 break;
66 }
67 }
68
69 if (vk_usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
70 /* Meta implements transfers by sampling from the source image. */
71 isl_usage |= ISL_SURF_USAGE_TEXTURE_BIT;
72 }
73
74 if (vk_usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
75 /* Meta implements transfers by rendering into the destination image. */
76 isl_usage |= ISL_SURF_USAGE_RENDER_TARGET_BIT;
77 }
78
79 return isl_usage;
80 }
81
82 /**
83 * Exactly one bit must be set in \a aspect.
84 */
85 static struct anv_surface *
86 get_surface(struct anv_image *image, VkImageAspectFlags aspect)
87 {
88 switch (aspect) {
89 default:
90 unreachable("bad VkImageAspect");
91 case VK_IMAGE_ASPECT_COLOR_BIT:
92 return &image->color_surface;
93 case VK_IMAGE_ASPECT_DEPTH_BIT:
94 return &image->depth_surface;
95 case VK_IMAGE_ASPECT_STENCIL_BIT:
96 return &image->stencil_surface;
97 }
98 }
99
100 /**
101 * Initialize the anv_image::*_surface selected by \a aspect. Then update the
102 * image's memory requirements (that is, the image's size and alignment).
103 *
104 * Exactly one bit must be set in \a aspect.
105 */
106 static VkResult
107 make_surface(const struct anv_device *dev,
108 struct anv_image *image,
109 const struct anv_image_create_info *anv_info,
110 VkImageAspectFlags aspect)
111 {
112 const VkImageCreateInfo *vk_info = anv_info->vk_info;
113 bool ok UNUSED;
114
115 static const enum isl_surf_dim vk_to_isl_surf_dim[] = {
116 [VK_IMAGE_TYPE_1D] = ISL_SURF_DIM_1D,
117 [VK_IMAGE_TYPE_2D] = ISL_SURF_DIM_2D,
118 [VK_IMAGE_TYPE_3D] = ISL_SURF_DIM_3D,
119 };
120
121 isl_tiling_flags_t tiling_flags = anv_info->isl_tiling_flags;
122 if (vk_info->tiling == VK_IMAGE_TILING_LINEAR)
123 tiling_flags &= ISL_TILING_LINEAR_BIT;
124
125 struct anv_surface *anv_surf = get_surface(image, aspect);
126
127 VkExtent3D extent;
128 switch (vk_info->imageType) {
129 case VK_IMAGE_TYPE_1D:
130 extent = (VkExtent3D) { vk_info->extent.width, 1, 1 };
131 break;
132 case VK_IMAGE_TYPE_2D:
133 extent = (VkExtent3D) { vk_info->extent.width, vk_info->extent.height, 1 };
134 break;
135 case VK_IMAGE_TYPE_3D:
136 extent = vk_info->extent;
137 break;
138 default:
139 unreachable("invalid image type");
140 }
141
142 image->extent = extent;
143
144 ok = isl_surf_init(&dev->isl_dev, &anv_surf->isl,
145 .dim = vk_to_isl_surf_dim[vk_info->imageType],
146 .format = anv_get_isl_format(vk_info->format, aspect,
147 vk_info->tiling, NULL),
148 .width = extent.width,
149 .height = extent.height,
150 .depth = extent.depth,
151 .levels = vk_info->mipLevels,
152 .array_len = vk_info->arrayLayers,
153 .samples = vk_info->samples,
154 .min_alignment = 0,
155 .min_pitch = 0,
156 .usage = choose_isl_surf_usage(image->usage, aspect),
157 .tiling_flags = tiling_flags);
158
159 /* isl_surf_init() will fail only if provided invalid input. Invalid input
160 * is illegal in Vulkan.
161 */
162 assert(ok);
163
164 anv_surf->offset = align_u32(image->size, anv_surf->isl.alignment);
165 image->size = anv_surf->offset + anv_surf->isl.size;
166 image->alignment = MAX(image->alignment, anv_surf->isl.alignment);
167
168 return VK_SUCCESS;
169 }
170
171 /**
172 * Parameter @a format is required and overrides VkImageCreateInfo::format.
173 */
174 static VkImageUsageFlags
175 anv_image_get_full_usage(const VkImageCreateInfo *info,
176 const struct anv_format *format)
177 {
178 VkImageUsageFlags usage = info->usage;
179
180 if (info->samples > 1 &&
181 (usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT)) {
182 /* Meta will resolve the image by binding it as a texture. */
183 usage |= VK_IMAGE_USAGE_SAMPLED_BIT;
184 }
185
186 if (usage & VK_IMAGE_USAGE_TRANSFER_SRC_BIT) {
187 /* Meta will transfer from the image by binding it as a texture. */
188 usage |= VK_IMAGE_USAGE_SAMPLED_BIT;
189 }
190
191 if (usage & VK_IMAGE_USAGE_TRANSFER_DST_BIT) {
192 /* For non-clear transfer operations, meta will transfer to the image by
193 * binding it as a color attachment, even if the image format is not
194 * a color format.
195 */
196 usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
197
198 if (anv_format_is_depth_or_stencil(format)) {
199 /* vkCmdClearDepthStencilImage() only requires that
200 * VK_IMAGE_USAGE_TRANSFER_SRC_BIT be set. In particular, it does
201 * not require VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT. Meta
202 * clears the image, though, by binding it as a depthstencil
203 * attachment.
204 */
205 usage |= VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
206 }
207 }
208
209 return usage;
210 }
211
212 VkResult
213 anv_image_create(VkDevice _device,
214 const struct anv_image_create_info *create_info,
215 const VkAllocationCallbacks* alloc,
216 VkImage *pImage)
217 {
218 ANV_FROM_HANDLE(anv_device, device, _device);
219 const VkImageCreateInfo *pCreateInfo = create_info->vk_info;
220 struct anv_image *image = NULL;
221 const struct anv_format *format = anv_format_for_vk_format(pCreateInfo->format);
222 VkResult r;
223
224 assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO);
225
226 anv_assert(pCreateInfo->mipLevels > 0);
227 anv_assert(pCreateInfo->arrayLayers > 0);
228 anv_assert(pCreateInfo->samples > 0);
229 anv_assert(pCreateInfo->extent.width > 0);
230 anv_assert(pCreateInfo->extent.height > 0);
231 anv_assert(pCreateInfo->extent.depth > 0);
232
233 image = anv_alloc2(&device->alloc, alloc, sizeof(*image), 8,
234 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
235 if (!image)
236 return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
237
238 memset(image, 0, sizeof(*image));
239 image->type = pCreateInfo->imageType;
240 image->extent = pCreateInfo->extent;
241 image->vk_format = pCreateInfo->format;
242 image->format = format;
243 image->levels = pCreateInfo->mipLevels;
244 image->array_size = pCreateInfo->arrayLayers;
245 image->samples = pCreateInfo->samples;
246 image->usage = anv_image_get_full_usage(pCreateInfo, format);
247 image->tiling = pCreateInfo->tiling;
248
249 if (likely(anv_format_is_color(format))) {
250 r = make_surface(device, image, create_info,
251 VK_IMAGE_ASPECT_COLOR_BIT);
252 if (r != VK_SUCCESS)
253 goto fail;
254 } else {
255 if (image->format->has_depth) {
256 r = make_surface(device, image, create_info,
257 VK_IMAGE_ASPECT_DEPTH_BIT);
258 if (r != VK_SUCCESS)
259 goto fail;
260 }
261
262 if (image->format->has_stencil) {
263 r = make_surface(device, image, create_info,
264 VK_IMAGE_ASPECT_STENCIL_BIT);
265 if (r != VK_SUCCESS)
266 goto fail;
267 }
268 }
269
270 *pImage = anv_image_to_handle(image);
271
272 return VK_SUCCESS;
273
274 fail:
275 if (image)
276 anv_free2(&device->alloc, alloc, image);
277
278 return r;
279 }
280
281 VkResult
282 anv_CreateImage(VkDevice device,
283 const VkImageCreateInfo *pCreateInfo,
284 const VkAllocationCallbacks *pAllocator,
285 VkImage *pImage)
286 {
287 return anv_image_create(device,
288 &(struct anv_image_create_info) {
289 .vk_info = pCreateInfo,
290 .isl_tiling_flags = ISL_TILING_ANY_MASK,
291 },
292 pAllocator,
293 pImage);
294 }
295
296 void
297 anv_DestroyImage(VkDevice _device, VkImage _image,
298 const VkAllocationCallbacks *pAllocator)
299 {
300 ANV_FROM_HANDLE(anv_device, device, _device);
301
302 anv_free2(&device->alloc, pAllocator, anv_image_from_handle(_image));
303 }
304
305 static void
306 anv_surface_get_subresource_layout(struct anv_image *image,
307 struct anv_surface *surface,
308 const VkImageSubresource *subresource,
309 VkSubresourceLayout *layout)
310 {
311 /* If we are on a non-zero mip level or array slice, we need to
312 * calculate a real offset.
313 */
314 anv_assert(subresource->mipLevel == 0);
315 anv_assert(subresource->arrayLayer == 0);
316
317 layout->offset = surface->offset;
318 layout->rowPitch = surface->isl.row_pitch;
319 layout->depthPitch = isl_surf_get_array_pitch(&surface->isl);
320 layout->arrayPitch = isl_surf_get_array_pitch(&surface->isl);
321 layout->size = surface->isl.size;
322 }
323
324 void anv_GetImageSubresourceLayout(
325 VkDevice device,
326 VkImage _image,
327 const VkImageSubresource* pSubresource,
328 VkSubresourceLayout* pLayout)
329 {
330 ANV_FROM_HANDLE(anv_image, image, _image);
331
332 assert(__builtin_popcount(pSubresource->aspectMask) == 1);
333
334 switch (pSubresource->aspectMask) {
335 case VK_IMAGE_ASPECT_COLOR_BIT:
336 anv_surface_get_subresource_layout(image, &image->color_surface,
337 pSubresource, pLayout);
338 break;
339 case VK_IMAGE_ASPECT_DEPTH_BIT:
340 anv_surface_get_subresource_layout(image, &image->depth_surface,
341 pSubresource, pLayout);
342 break;
343 case VK_IMAGE_ASPECT_STENCIL_BIT:
344 anv_surface_get_subresource_layout(image, &image->stencil_surface,
345 pSubresource, pLayout);
346 break;
347 default:
348 assert(!"Invalid image aspect");
349 }
350 }
351
352 VkResult
353 anv_validate_CreateImageView(VkDevice _device,
354 const VkImageViewCreateInfo *pCreateInfo,
355 const VkAllocationCallbacks *pAllocator,
356 VkImageView *pView)
357 {
358 ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
359 const VkImageSubresourceRange *subresource;
360 const struct anv_format *view_format_info;
361
362 /* Validate structure type before dereferencing it. */
363 assert(pCreateInfo);
364 assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO);
365 subresource = &pCreateInfo->subresourceRange;
366
367 /* Validate viewType is in range before using it. */
368 assert(pCreateInfo->viewType >= VK_IMAGE_VIEW_TYPE_BEGIN_RANGE);
369 assert(pCreateInfo->viewType <= VK_IMAGE_VIEW_TYPE_END_RANGE);
370
371 /* Validate format is in range before using it. */
372 assert(pCreateInfo->format >= VK_FORMAT_BEGIN_RANGE);
373 assert(pCreateInfo->format <= VK_FORMAT_END_RANGE);
374 view_format_info = anv_format_for_vk_format(pCreateInfo->format);
375
376 /* Validate channel swizzles. */
377 assert(pCreateInfo->components.r >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE);
378 assert(pCreateInfo->components.r <= VK_COMPONENT_SWIZZLE_END_RANGE);
379 assert(pCreateInfo->components.g >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE);
380 assert(pCreateInfo->components.g <= VK_COMPONENT_SWIZZLE_END_RANGE);
381 assert(pCreateInfo->components.b >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE);
382 assert(pCreateInfo->components.b <= VK_COMPONENT_SWIZZLE_END_RANGE);
383 assert(pCreateInfo->components.a >= VK_COMPONENT_SWIZZLE_BEGIN_RANGE);
384 assert(pCreateInfo->components.a <= VK_COMPONENT_SWIZZLE_END_RANGE);
385
386 /* Validate subresource. */
387 assert(subresource->aspectMask != 0);
388 assert(subresource->levelCount > 0);
389 assert(subresource->layerCount > 0);
390 assert(subresource->baseMipLevel < image->levels);
391 assert(subresource->baseMipLevel + subresource->levelCount <= image->levels);
392 assert(subresource->baseArrayLayer < image->array_size);
393 assert(subresource->baseArrayLayer + subresource->layerCount <= image->array_size);
394 assert(pView);
395
396 const VkImageAspectFlags ds_flags = VK_IMAGE_ASPECT_DEPTH_BIT
397 | VK_IMAGE_ASPECT_STENCIL_BIT;
398
399 /* Validate format. */
400 if (subresource->aspectMask & VK_IMAGE_ASPECT_COLOR_BIT) {
401 assert(subresource->aspectMask == VK_IMAGE_ASPECT_COLOR_BIT);
402 assert(!image->format->has_depth);
403 assert(!image->format->has_stencil);
404 assert(!view_format_info->has_depth);
405 assert(!view_format_info->has_stencil);
406 assert(view_format_info->isl_layout->bs ==
407 image->format->isl_layout->bs);
408 } else if (subresource->aspectMask & ds_flags) {
409 assert((subresource->aspectMask & ~ds_flags) == 0);
410
411 if (subresource->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) {
412 assert(image->format->has_depth);
413 assert(view_format_info->has_depth);
414 assert(view_format_info->isl_layout->bs ==
415 image->format->isl_layout->bs);
416 }
417
418 if (subresource->aspectMask & VK_IMAGE_ASPECT_STENCIL_BIT) {
419 /* FINISHME: Is it legal to have an R8 view of S8? */
420 assert(image->format->has_stencil);
421 assert(view_format_info->has_stencil);
422 }
423 } else {
424 assert(!"bad VkImageSubresourceRange::aspectFlags");
425 }
426
427 return anv_CreateImageView(_device, pCreateInfo, pAllocator, pView);
428 }
429
430 void
431 anv_fill_image_surface_state(struct anv_device *device, struct anv_state state,
432 struct anv_image_view *iview,
433 const VkImageViewCreateInfo *pCreateInfo,
434 VkImageUsageFlagBits usage)
435 {
436 switch (device->info.gen) {
437 case 7:
438 if (device->info.is_haswell)
439 gen75_fill_image_surface_state(device, state.map, iview,
440 pCreateInfo, usage);
441 else
442 gen7_fill_image_surface_state(device, state.map, iview,
443 pCreateInfo, usage);
444 break;
445 case 8:
446 gen8_fill_image_surface_state(device, state.map, iview,
447 pCreateInfo, usage);
448 break;
449 case 9:
450 gen9_fill_image_surface_state(device, state.map, iview,
451 pCreateInfo, usage);
452 break;
453 default:
454 unreachable("unsupported gen\n");
455 }
456
457 if (!device->info.has_llc)
458 anv_state_clflush(state);
459 }
460
461 static struct anv_state
462 alloc_surface_state(struct anv_device *device,
463 struct anv_cmd_buffer *cmd_buffer)
464 {
465 if (cmd_buffer) {
466 return anv_cmd_buffer_alloc_surface_state(cmd_buffer);
467 } else {
468 return anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
469 }
470 }
471
472 static bool
473 has_matching_storage_typed_format(const struct anv_device *device,
474 enum isl_format format)
475 {
476 return (isl_format_get_layout(format)->bs <= 4 ||
477 (isl_format_get_layout(format)->bs <= 8 &&
478 (device->info.gen >= 8 || device->info.is_haswell)) ||
479 device->info.gen >= 9);
480 }
481
482 static VkComponentSwizzle
483 remap_swizzle(VkComponentSwizzle swizzle, VkComponentSwizzle component,
484 struct anv_format_swizzle format_swizzle)
485 {
486 if (swizzle == VK_COMPONENT_SWIZZLE_IDENTITY)
487 swizzle = component;
488
489 switch (swizzle) {
490 case VK_COMPONENT_SWIZZLE_ZERO:
491 return VK_COMPONENT_SWIZZLE_ZERO;
492 case VK_COMPONENT_SWIZZLE_ONE:
493 return VK_COMPONENT_SWIZZLE_ONE;
494 case VK_COMPONENT_SWIZZLE_R:
495 return VK_COMPONENT_SWIZZLE_R + format_swizzle.r;
496 case VK_COMPONENT_SWIZZLE_G:
497 return VK_COMPONENT_SWIZZLE_R + format_swizzle.g;
498 case VK_COMPONENT_SWIZZLE_B:
499 return VK_COMPONENT_SWIZZLE_R + format_swizzle.b;
500 case VK_COMPONENT_SWIZZLE_A:
501 return VK_COMPONENT_SWIZZLE_R + format_swizzle.a;
502 default:
503 unreachable("Invalid swizzle");
504 }
505 }
506
507 void
508 anv_image_view_init(struct anv_image_view *iview,
509 struct anv_device *device,
510 const VkImageViewCreateInfo* pCreateInfo,
511 struct anv_cmd_buffer *cmd_buffer,
512 uint32_t offset)
513 {
514 ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
515 const VkImageSubresourceRange *range = &pCreateInfo->subresourceRange;
516 VkImageViewCreateInfo mCreateInfo;
517 memcpy(&mCreateInfo, pCreateInfo, sizeof(VkImageViewCreateInfo));
518
519 assert(range->layerCount > 0);
520 assert(range->baseMipLevel < image->levels);
521 assert(image->usage & (VK_IMAGE_USAGE_SAMPLED_BIT |
522 VK_IMAGE_USAGE_STORAGE_BIT |
523 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT |
524 VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT));
525
526 switch (image->type) {
527 default:
528 unreachable("bad VkImageType");
529 case VK_IMAGE_TYPE_1D:
530 case VK_IMAGE_TYPE_2D:
531 assert(range->baseArrayLayer + range->layerCount - 1 <= image->array_size);
532 break;
533 case VK_IMAGE_TYPE_3D:
534 assert(range->baseArrayLayer + range->layerCount - 1
535 <= anv_minify(image->extent.depth, range->baseMipLevel));
536 break;
537 }
538
539 struct anv_surface *surface =
540 anv_image_get_surface_for_aspect_mask(image, range->aspectMask);
541
542 iview->image = image;
543 iview->bo = image->bo;
544 iview->offset = image->offset + surface->offset + offset;
545
546 iview->aspect_mask = pCreateInfo->subresourceRange.aspectMask;
547 iview->vk_format = pCreateInfo->format;
548
549 struct anv_format_swizzle swizzle;
550 iview->format = anv_get_isl_format(pCreateInfo->format, iview->aspect_mask,
551 image->tiling, &swizzle);
552 iview->swizzle.r = remap_swizzle(pCreateInfo->components.r,
553 VK_COMPONENT_SWIZZLE_R, swizzle);
554 iview->swizzle.g = remap_swizzle(pCreateInfo->components.g,
555 VK_COMPONENT_SWIZZLE_G, swizzle);
556 iview->swizzle.b = remap_swizzle(pCreateInfo->components.b,
557 VK_COMPONENT_SWIZZLE_B, swizzle);
558 iview->swizzle.a = remap_swizzle(pCreateInfo->components.a,
559 VK_COMPONENT_SWIZZLE_A, swizzle);
560
561 iview->base_layer = range->baseArrayLayer;
562 iview->base_mip = range->baseMipLevel;
563
564 if (!isl_format_is_compressed(iview->format) &&
565 isl_format_is_compressed(image->format->isl_format)) {
566 /* Scale the ImageView extent by the backing Image. This is used
567 * internally when an uncompressed ImageView is created on a
568 * compressed Image. The ImageView can therefore be used for copying
569 * data from a source Image to a destination Image.
570 */
571 const struct isl_format_layout * isl_layout = image->format->isl_layout;
572
573 iview->level_0_extent.depth = anv_minify(image->extent.depth, range->baseMipLevel);
574 iview->level_0_extent.depth = DIV_ROUND_UP(iview->level_0_extent.depth, isl_layout->bd);
575
576 iview->level_0_extent.height = isl_surf_get_array_pitch_el_rows(&surface->isl) * image->array_size;
577 iview->level_0_extent.width = isl_surf_get_row_pitch_el(&surface->isl);
578 mCreateInfo.subresourceRange.baseMipLevel = 0;
579 mCreateInfo.subresourceRange.baseArrayLayer = 0;
580 } else {
581 iview->level_0_extent.width = image->extent.width;
582 iview->level_0_extent.height = image->extent.height;
583 iview->level_0_extent.depth = image->extent.depth;
584 }
585
586 iview->extent = (VkExtent3D) {
587 .width = anv_minify(iview->level_0_extent.width , range->baseMipLevel),
588 .height = anv_minify(iview->level_0_extent.height, range->baseMipLevel),
589 .depth = anv_minify(iview->level_0_extent.depth , range->baseMipLevel),
590 };
591
592 if (image->usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
593 iview->sampler_surface_state = alloc_surface_state(device, cmd_buffer);
594
595 anv_fill_image_surface_state(device, iview->sampler_surface_state,
596 iview, &mCreateInfo,
597 VK_IMAGE_USAGE_SAMPLED_BIT);
598 } else {
599 iview->sampler_surface_state.alloc_size = 0;
600 }
601
602 if (image->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
603 iview->color_rt_surface_state = alloc_surface_state(device, cmd_buffer);
604
605 anv_fill_image_surface_state(device, iview->color_rt_surface_state,
606 iview, &mCreateInfo,
607 VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
608 } else {
609 iview->color_rt_surface_state.alloc_size = 0;
610 }
611
612 if (image->usage & VK_IMAGE_USAGE_STORAGE_BIT) {
613 iview->storage_surface_state = alloc_surface_state(device, cmd_buffer);
614
615 if (has_matching_storage_typed_format(device, iview->format))
616 anv_fill_image_surface_state(device, iview->storage_surface_state,
617 iview, &mCreateInfo,
618 VK_IMAGE_USAGE_STORAGE_BIT);
619 else
620 anv_fill_buffer_surface_state(device, iview->storage_surface_state,
621 ISL_FORMAT_RAW,
622 iview->offset,
623 iview->bo->size - iview->offset, 1);
624
625 } else {
626 iview->storage_surface_state.alloc_size = 0;
627 }
628 }
629
630 VkResult
631 anv_CreateImageView(VkDevice _device,
632 const VkImageViewCreateInfo *pCreateInfo,
633 const VkAllocationCallbacks *pAllocator,
634 VkImageView *pView)
635 {
636 ANV_FROM_HANDLE(anv_device, device, _device);
637 struct anv_image_view *view;
638
639 view = anv_alloc2(&device->alloc, pAllocator, sizeof(*view), 8,
640 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
641 if (view == NULL)
642 return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
643
644 anv_image_view_init(view, device, pCreateInfo, NULL, 0);
645
646 *pView = anv_image_view_to_handle(view);
647
648 return VK_SUCCESS;
649 }
650
651 void
652 anv_DestroyImageView(VkDevice _device, VkImageView _iview,
653 const VkAllocationCallbacks *pAllocator)
654 {
655 ANV_FROM_HANDLE(anv_device, device, _device);
656 ANV_FROM_HANDLE(anv_image_view, iview, _iview);
657
658 if (iview->color_rt_surface_state.alloc_size > 0) {
659 anv_state_pool_free(&device->surface_state_pool,
660 iview->color_rt_surface_state);
661 }
662
663 if (iview->sampler_surface_state.alloc_size > 0) {
664 anv_state_pool_free(&device->surface_state_pool,
665 iview->sampler_surface_state);
666 }
667
668 if (iview->storage_surface_state.alloc_size > 0) {
669 anv_state_pool_free(&device->surface_state_pool,
670 iview->storage_surface_state);
671 }
672
673 anv_free2(&device->alloc, pAllocator, iview);
674 }
675
676 VkResult
677 anv_CreateBufferView(VkDevice _device,
678 const VkBufferViewCreateInfo *pCreateInfo,
679 const VkAllocationCallbacks *pAllocator,
680 VkBufferView *pView)
681 {
682 ANV_FROM_HANDLE(anv_device, device, _device);
683 ANV_FROM_HANDLE(anv_buffer, buffer, pCreateInfo->buffer);
684 struct anv_buffer_view *view;
685
686 view = anv_alloc2(&device->alloc, pAllocator, sizeof(*view), 8,
687 VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
688 if (!view)
689 return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
690
691 const struct anv_format *format =
692 anv_format_for_vk_format(pCreateInfo->format);
693
694 view->format = format->isl_format;
695 view->bo = buffer->bo;
696 view->offset = buffer->offset + pCreateInfo->offset;
697 view->range = pCreateInfo->range == VK_WHOLE_SIZE ?
698 buffer->size - view->offset : pCreateInfo->range;
699
700 if (buffer->usage & VK_BUFFER_USAGE_UNIFORM_TEXEL_BUFFER_BIT) {
701 view->surface_state =
702 anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
703
704 anv_fill_buffer_surface_state(device, view->surface_state,
705 view->format,
706 view->offset, view->range,
707 format->isl_layout->bs);
708 } else {
709 view->surface_state = (struct anv_state){ 0 };
710 }
711
712 if (buffer->usage & VK_BUFFER_USAGE_STORAGE_TEXEL_BUFFER_BIT) {
713 view->storage_surface_state =
714 anv_state_pool_alloc(&device->surface_state_pool, 64, 64);
715
716 enum isl_format storage_format =
717 has_matching_storage_typed_format(device, view->format) ?
718 isl_lower_storage_image_format(&device->isl_dev, view->format) :
719 ISL_FORMAT_RAW;
720
721 anv_fill_buffer_surface_state(device, view->storage_surface_state,
722 storage_format,
723 view->offset, view->range,
724 (storage_format == ISL_FORMAT_RAW ? 1 :
725 format->isl_layout->bs));
726
727 } else {
728 view->storage_surface_state = (struct anv_state){ 0 };
729 }
730
731 *pView = anv_buffer_view_to_handle(view);
732
733 return VK_SUCCESS;
734 }
735
736 void
737 anv_DestroyBufferView(VkDevice _device, VkBufferView bufferView,
738 const VkAllocationCallbacks *pAllocator)
739 {
740 ANV_FROM_HANDLE(anv_device, device, _device);
741 ANV_FROM_HANDLE(anv_buffer_view, view, bufferView);
742
743 if (view->surface_state.alloc_size > 0)
744 anv_state_pool_free(&device->surface_state_pool,
745 view->surface_state);
746
747 if (view->storage_surface_state.alloc_size > 0)
748 anv_state_pool_free(&device->surface_state_pool,
749 view->storage_surface_state);
750
751 anv_free2(&device->alloc, pAllocator, view);
752 }
753
754 struct anv_surface *
755 anv_image_get_surface_for_aspect_mask(struct anv_image *image, VkImageAspectFlags aspect_mask)
756 {
757 switch (aspect_mask) {
758 case VK_IMAGE_ASPECT_COLOR_BIT:
759 /* Dragons will eat you.
760 *
761 * Meta attaches all destination surfaces as color render targets. Guess
762 * what surface the Meta Dragons really want.
763 */
764 if (image->format->has_depth && image->format->has_stencil) {
765 return &image->depth_surface;
766 } else if (image->format->has_depth) {
767 return &image->depth_surface;
768 } else if (image->format->has_stencil) {
769 return &image->stencil_surface;
770 } else {
771 return &image->color_surface;
772 }
773 break;
774 case VK_IMAGE_ASPECT_DEPTH_BIT:
775 assert(image->format->has_depth);
776 return &image->depth_surface;
777 case VK_IMAGE_ASPECT_STENCIL_BIT:
778 assert(image->format->has_stencil);
779 return &image->stencil_surface;
780 case VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT:
781 if (image->format->has_depth && image->format->has_stencil) {
782 /* FINISHME: The Vulkan spec (git a511ba2) requires support for
783 * combined depth stencil formats. Specifically, it states:
784 *
785 * At least one of ename:VK_FORMAT_D24_UNORM_S8_UINT or
786 * ename:VK_FORMAT_D32_SFLOAT_S8_UINT must be supported.
787 *
788 * Image views with both depth and stencil aspects are only valid for
789 * render target attachments, in which case
790 * cmd_buffer_emit_depth_stencil() will pick out both the depth and
791 * stencil surfaces from the underlying surface.
792 */
793 return &image->depth_surface;
794 } else if (image->format->has_depth) {
795 return &image->depth_surface;
796 } else if (image->format->has_stencil) {
797 return &image->stencil_surface;
798 }
799 /* fallthrough */
800 default:
801 unreachable("image does not have aspect");
802 return NULL;
803 }
804 }
805
806 static void
807 image_param_defaults(struct brw_image_param *param)
808 {
809 memset(param, 0, sizeof *param);
810 /* Set the swizzling shifts to all-ones to effectively disable swizzling --
811 * See emit_address_calculation() in brw_fs_surface_builder.cpp for a more
812 * detailed explanation of these parameters.
813 */
814 param->swizzling[0] = 0xff;
815 param->swizzling[1] = 0xff;
816 }
817
818 void
819 anv_image_view_fill_image_param(struct anv_device *device,
820 struct anv_image_view *view,
821 struct brw_image_param *param)
822 {
823 image_param_defaults(param);
824
825 const struct isl_surf *surf = &view->image->color_surface.isl;
826 const int cpp = isl_format_get_layout(surf->format)->bs;
827 const struct isl_extent3d image_align_sa =
828 isl_surf_get_image_alignment_sa(surf);
829
830 param->size[0] = view->extent.width;
831 param->size[1] = view->extent.height;
832 if (surf->dim == ISL_SURF_DIM_3D) {
833 param->size[2] = view->extent.depth;
834 } else {
835 param->size[2] = surf->logical_level0_px.array_len - view->base_layer;
836 }
837
838 isl_surf_get_image_offset_el(surf, view->base_mip, view->base_layer, 0,
839 &param->offset[0], &param->offset[1]);
840
841 param->stride[0] = cpp;
842 param->stride[1] = surf->row_pitch / cpp;
843
844 if (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D) {
845 param->stride[2] = util_align_npot(param->size[0], image_align_sa.w);
846 param->stride[3] = util_align_npot(param->size[1], image_align_sa.h);
847 } else {
848 param->stride[2] = 0;
849 param->stride[3] = isl_surf_get_array_pitch_el_rows(surf);
850 }
851
852 switch (surf->tiling) {
853 case ISL_TILING_LINEAR:
854 /* image_param_defaults is good enough */
855 break;
856
857 case ISL_TILING_X:
858 /* An X tile is a rectangular block of 512x8 bytes. */
859 param->tiling[0] = util_logbase2(512 / cpp);
860 param->tiling[1] = util_logbase2(8);
861
862 if (device->isl_dev.has_bit6_swizzling) {
863 /* Right shifts required to swizzle bits 9 and 10 of the memory
864 * address with bit 6.
865 */
866 param->swizzling[0] = 3;
867 param->swizzling[1] = 4;
868 }
869 break;
870
871 case ISL_TILING_Y0:
872 /* The layout of a Y-tiled surface in memory isn't really fundamentally
873 * different to the layout of an X-tiled surface, we simply pretend that
874 * the surface is broken up in a number of smaller 16Bx32 tiles, each
875 * one arranged in X-major order just like is the case for X-tiling.
876 */
877 param->tiling[0] = util_logbase2(16 / cpp);
878 param->tiling[1] = util_logbase2(32);
879
880 if (device->isl_dev.has_bit6_swizzling) {
881 /* Right shift required to swizzle bit 9 of the memory address with
882 * bit 6.
883 */
884 param->swizzling[0] = 3;
885 param->swizzling[1] = 0xff;
886 }
887 break;
888
889 default:
890 assert(!"Unhandled storage image tiling");
891 }
892
893 /* 3D textures are arranged in 2D in memory with 2^lod slices per row. The
894 * address calculation algorithm (emit_address_calculation() in
895 * brw_fs_surface_builder.cpp) handles this as a sort of tiling with
896 * modulus equal to the LOD.
897 */
898 param->tiling[2] = (device->info.gen < 9 && surf->dim == ISL_SURF_DIM_3D ?
899 view->base_mip : 0);
900 }
901
902 void
903 anv_buffer_view_fill_image_param(struct anv_device *device,
904 struct anv_buffer_view *view,
905 struct brw_image_param *param)
906 {
907 image_param_defaults(param);
908
909 param->stride[0] = isl_format_layouts[view->format].bs;
910 param->size[0] = view->range / param->stride[0];
911 }