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 "util/mesa-sha1.h"
31#include "vk_util.h"
32
33#include "anv_private.h"
34
35/*
36 * Descriptor set layouts.
37 */
38
39static enum anv_descriptor_data
40anv_descriptor_data_for_type(const struct anv_physical_device *device,
41                             VkDescriptorType type)
42{
43   enum anv_descriptor_data data = 0;
44
45   switch (type) {
46   case VK_DESCRIPTOR_TYPE_SAMPLER:
47      data = ANV_DESCRIPTOR_SAMPLER_STATE;
48      if (device->has_bindless_samplers)
49         data |= ANV_DESCRIPTOR_SAMPLED_IMAGE;
50      break;
51
52   case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
53      data = ANV_DESCRIPTOR_SURFACE_STATE |
54             ANV_DESCRIPTOR_SAMPLER_STATE;
55      if (device->has_bindless_images || device->has_bindless_samplers)
56         data |= ANV_DESCRIPTOR_SAMPLED_IMAGE;
57      break;
58
59   case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
60   case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
61      data = ANV_DESCRIPTOR_SURFACE_STATE;
62      if (device->has_bindless_images)
63         data |= ANV_DESCRIPTOR_SAMPLED_IMAGE;
64      break;
65
66   case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
67      data = ANV_DESCRIPTOR_SURFACE_STATE;
68      break;
69
70   case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
71   case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
72      data = ANV_DESCRIPTOR_SURFACE_STATE;
73      if (device->info.ver < 9)
74         data |= ANV_DESCRIPTOR_IMAGE_PARAM;
75      if (device->has_bindless_images)
76         data |= ANV_DESCRIPTOR_STORAGE_IMAGE;
77      break;
78
79   case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
80   case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
81      data = ANV_DESCRIPTOR_SURFACE_STATE |
82             ANV_DESCRIPTOR_BUFFER_VIEW;
83      break;
84
85   case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
86   case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
87      data = ANV_DESCRIPTOR_SURFACE_STATE;
88      break;
89
90   case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
91      data = ANV_DESCRIPTOR_INLINE_UNIFORM;
92      break;
93
94   case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
95      data = ANV_DESCRIPTOR_ADDRESS_RANGE;
96      break;
97
98   default:
99      unreachable("Unsupported descriptor type");
100   }
101
102   /* On gfx8 and above when we have softpin enabled, we also need to push
103    * SSBO address ranges so that we can use A64 messages in the shader.
104    */
105   if (device->has_a64_buffer_access &&
106       (type == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER ||
107        type == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC ||
108        type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER ||
109        type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC))
110      data |= ANV_DESCRIPTOR_ADDRESS_RANGE;
111
112   /* On Ivy Bridge and Bay Trail, we need swizzles textures in the shader
113    * Do not handle VK_DESCRIPTOR_TYPE_STORAGE_IMAGE and
114    * VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT because they already must
115    * have identity swizzle.
116    *
117    * TODO: We need to handle swizzle on buffer views too for those same
118    *       platforms.
119    */
120   if (device->info.verx10 == 70 &&
121       (type == VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE ||
122        type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER))
123      data |= ANV_DESCRIPTOR_TEXTURE_SWIZZLE;
124
125   return data;
126}
127
128static enum anv_descriptor_data
129anv_descriptor_data_for_mutable_type(const struct anv_physical_device *device,
130                                     const VkMutableDescriptorTypeCreateInfoVALVE *mutable_info,
131                                     int binding)
132{
133   enum anv_descriptor_data desc_data = 0;
134
135   if (!mutable_info || mutable_info->mutableDescriptorTypeListCount == 0) {
136      for(VkDescriptorType i = 0; i <= VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT; i++) {
137         if (i == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC ||
138             i == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC ||
139             i == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK)
140            continue;
141
142         desc_data |= anv_descriptor_data_for_type(device, i);
143      }
144
145      desc_data |= anv_descriptor_data_for_type(
146         device, VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR);
147
148      return desc_data;
149   }
150
151   const VkMutableDescriptorTypeListVALVE *type_list =
152      &mutable_info->pMutableDescriptorTypeLists[binding];
153   for (uint32_t i = 0; i < type_list->descriptorTypeCount; i++) {
154      desc_data |=
155         anv_descriptor_data_for_type(device, type_list->pDescriptorTypes[i]);
156   }
157
158   return desc_data;
159}
160
161static unsigned
162anv_descriptor_data_size(enum anv_descriptor_data data)
163{
164   unsigned size = 0;
165
166   if (data & ANV_DESCRIPTOR_SAMPLED_IMAGE)
167      size += sizeof(struct anv_sampled_image_descriptor);
168
169   if (data & ANV_DESCRIPTOR_STORAGE_IMAGE)
170      size += sizeof(struct anv_storage_image_descriptor);
171
172   if (data & ANV_DESCRIPTOR_IMAGE_PARAM)
173      size += BRW_IMAGE_PARAM_SIZE * 4;
174
175   if (data & ANV_DESCRIPTOR_ADDRESS_RANGE)
176      size += sizeof(struct anv_address_range_descriptor);
177
178   if (data & ANV_DESCRIPTOR_TEXTURE_SWIZZLE)
179      size += sizeof(struct anv_texture_swizzle_descriptor);
180
181   return size;
182}
183
184static bool
185anv_needs_descriptor_buffer(VkDescriptorType desc_type,
186                            enum anv_descriptor_data desc_data)
187{
188   if (desc_type == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK ||
189       anv_descriptor_data_size(desc_data) > 0)
190      return true;
191   return false;
192}
193
194/** Returns the size in bytes of each descriptor with the given layout */
195static unsigned
196anv_descriptor_size(const struct anv_descriptor_set_binding_layout *layout)
197{
198   if (layout->data & ANV_DESCRIPTOR_INLINE_UNIFORM) {
199      assert(layout->data == ANV_DESCRIPTOR_INLINE_UNIFORM);
200      return layout->array_size;
201   }
202
203   unsigned size = anv_descriptor_data_size(layout->data);
204
205   /* For multi-planar bindings, we make every descriptor consume the maximum
206    * number of planes so we don't have to bother with walking arrays and
207    * adding things up every time.  Fortunately, YCbCr samplers aren't all
208    * that common and likely won't be in the middle of big arrays.
209    */
210   if (layout->max_plane_count > 1)
211      size *= layout->max_plane_count;
212
213   return size;
214}
215
216/** Returns size in bytes of the biggest descriptor in the given layout */
217static unsigned
218anv_descriptor_size_for_mutable_type(const struct anv_physical_device *device,
219                                     const VkMutableDescriptorTypeCreateInfoVALVE *mutable_info,
220                                     int binding)
221{
222   unsigned size = 0;
223
224   if (!mutable_info || mutable_info->mutableDescriptorTypeListCount == 0) {
225      for(VkDescriptorType i = 0; i <= VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT; i++) {
226
227         if (i == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC ||
228             i == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC ||
229             i == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK)
230            continue;
231
232         enum anv_descriptor_data desc_data =
233            anv_descriptor_data_for_type(device, i);
234         size = MAX2(size, anv_descriptor_data_size(desc_data));
235      }
236
237      enum anv_descriptor_data desc_data = anv_descriptor_data_for_type(
238         device, VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR);
239      size = MAX2(size, anv_descriptor_data_size(desc_data));
240
241      return size;
242   }
243
244   const VkMutableDescriptorTypeListVALVE *type_list =
245      &mutable_info->pMutableDescriptorTypeLists[binding];
246   for (uint32_t i = 0; i < type_list->descriptorTypeCount; i++) {
247      enum anv_descriptor_data desc_data =
248         anv_descriptor_data_for_type(device, type_list->pDescriptorTypes[i]);
249      size = MAX2(size, anv_descriptor_data_size(desc_data));
250   }
251
252   return size;
253}
254
255static bool
256anv_descriptor_data_supports_bindless(const struct anv_physical_device *pdevice,
257                                      enum anv_descriptor_data data,
258                                      bool sampler)
259{
260   if (data & ANV_DESCRIPTOR_ADDRESS_RANGE) {
261      assert(pdevice->has_a64_buffer_access);
262      return true;
263   }
264
265   if (data & ANV_DESCRIPTOR_SAMPLED_IMAGE) {
266      assert(pdevice->has_bindless_images || pdevice->has_bindless_samplers);
267      return sampler ? pdevice->has_bindless_samplers :
268                       pdevice->has_bindless_images;
269   }
270
271   if (data & ANV_DESCRIPTOR_STORAGE_IMAGE) {
272      assert(pdevice->has_bindless_images);
273      return true;
274   }
275
276   return false;
277}
278
279bool
280anv_descriptor_supports_bindless(const struct anv_physical_device *pdevice,
281                                 const struct anv_descriptor_set_binding_layout *binding,
282                                 bool sampler)
283{
284   return anv_descriptor_data_supports_bindless(pdevice, binding->data,
285                                                sampler);
286}
287
288bool
289anv_descriptor_requires_bindless(const struct anv_physical_device *pdevice,
290                                 const struct anv_descriptor_set_binding_layout *binding,
291                                 bool sampler)
292{
293   if (pdevice->always_use_bindless)
294      return anv_descriptor_supports_bindless(pdevice, binding, sampler);
295
296   static const VkDescriptorBindingFlagBits flags_requiring_bindless =
297      VK_DESCRIPTOR_BINDING_UPDATE_AFTER_BIND_BIT |
298      VK_DESCRIPTOR_BINDING_UPDATE_UNUSED_WHILE_PENDING_BIT |
299      VK_DESCRIPTOR_BINDING_PARTIALLY_BOUND_BIT;
300
301   return (binding->flags & flags_requiring_bindless) != 0;
302}
303
304void anv_GetDescriptorSetLayoutSupport(
305    VkDevice                                    _device,
306    const VkDescriptorSetLayoutCreateInfo*      pCreateInfo,
307    VkDescriptorSetLayoutSupport*               pSupport)
308{
309   ANV_FROM_HANDLE(anv_device, device, _device);
310   const struct anv_physical_device *pdevice = device->physical;
311
312   uint32_t surface_count[MESA_VULKAN_SHADER_STAGES] = { 0, };
313   VkDescriptorType varying_desc_type = VK_DESCRIPTOR_TYPE_MAX_ENUM;
314   bool needs_descriptor_buffer = false;
315
316   const VkDescriptorSetLayoutBindingFlagsCreateInfo *binding_flags_info =
317      vk_find_struct_const(pCreateInfo->pNext,
318                           DESCRIPTOR_SET_LAYOUT_BINDING_FLAGS_CREATE_INFO);
319   const VkMutableDescriptorTypeCreateInfoVALVE *mutable_info =
320      vk_find_struct_const(pCreateInfo->pNext,
321                           MUTABLE_DESCRIPTOR_TYPE_CREATE_INFO_VALVE);
322
323   for (uint32_t b = 0; b < pCreateInfo->bindingCount; b++) {
324      const VkDescriptorSetLayoutBinding *binding = &pCreateInfo->pBindings[b];
325
326      VkDescriptorBindingFlags flags = 0;
327      if (binding_flags_info && binding_flags_info->bindingCount > 0) {
328         assert(binding_flags_info->bindingCount == pCreateInfo->bindingCount);
329         flags = binding_flags_info->pBindingFlags[b];
330      }
331
332      enum anv_descriptor_data desc_data =
333         binding->descriptorType == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
334         anv_descriptor_data_for_mutable_type(pdevice, mutable_info, b) :
335         anv_descriptor_data_for_type(pdevice, binding->descriptorType);
336
337      if (anv_needs_descriptor_buffer(binding->descriptorType, desc_data))
338         needs_descriptor_buffer = true;
339
340      if (flags & VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT)
341         varying_desc_type = binding->descriptorType;
342
343      switch (binding->descriptorType) {
344      case VK_DESCRIPTOR_TYPE_SAMPLER:
345         /* There is no real limit on samplers */
346         break;
347
348      case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
349         /* Inline uniforms don't use a binding */
350         break;
351
352      case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
353         if (anv_descriptor_data_supports_bindless(pdevice, desc_data, false))
354            break;
355
356         if (binding->pImmutableSamplers) {
357            for (uint32_t i = 0; i < binding->descriptorCount; i++) {
358               ANV_FROM_HANDLE(anv_sampler, sampler,
359                               binding->pImmutableSamplers[i]);
360               anv_foreach_stage(s, binding->stageFlags)
361                  surface_count[s] += sampler->n_planes;
362            }
363         } else {
364            anv_foreach_stage(s, binding->stageFlags)
365               surface_count[s] += binding->descriptorCount;
366         }
367         break;
368
369      default:
370         if (anv_descriptor_data_supports_bindless(pdevice, desc_data, false))
371            break;
372
373         anv_foreach_stage(s, binding->stageFlags)
374            surface_count[s] += binding->descriptorCount;
375         break;
376      }
377   }
378
379   for (unsigned s = 0; s < ARRAY_SIZE(surface_count); s++) {
380      if (needs_descriptor_buffer)
381         surface_count[s] += 1;
382   }
383
384   VkDescriptorSetVariableDescriptorCountLayoutSupport *vdcls =
385      vk_find_struct(pSupport->pNext,
386                     DESCRIPTOR_SET_VARIABLE_DESCRIPTOR_COUNT_LAYOUT_SUPPORT);
387   if (vdcls != NULL) {
388      if (varying_desc_type == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
389         vdcls->maxVariableDescriptorCount = MAX_INLINE_UNIFORM_BLOCK_SIZE;
390      } else if (varying_desc_type != VK_DESCRIPTOR_TYPE_MAX_ENUM) {
391         vdcls->maxVariableDescriptorCount = UINT16_MAX;
392      } else {
393         vdcls->maxVariableDescriptorCount = 0;
394      }
395   }
396
397   bool supported = true;
398   for (unsigned s = 0; s < ARRAY_SIZE(surface_count); s++) {
399      /* Our maximum binding table size is 240 and we need to reserve 8 for
400       * render targets.
401       */
402      if (surface_count[s] > MAX_BINDING_TABLE_SIZE - MAX_RTS)
403         supported = false;
404   }
405
406   pSupport->supported = supported;
407}
408
409VkResult anv_CreateDescriptorSetLayout(
410    VkDevice                                    _device,
411    const VkDescriptorSetLayoutCreateInfo*      pCreateInfo,
412    const VkAllocationCallbacks*                pAllocator,
413    VkDescriptorSetLayout*                      pSetLayout)
414{
415   ANV_FROM_HANDLE(anv_device, device, _device);
416
417   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO);
418
419   uint32_t num_bindings = 0;
420   uint32_t immutable_sampler_count = 0;
421   for (uint32_t j = 0; j < pCreateInfo->bindingCount; j++) {
422      num_bindings = MAX2(num_bindings, pCreateInfo->pBindings[j].binding + 1);
423
424      /* From the Vulkan 1.1.97 spec for VkDescriptorSetLayoutBinding:
425       *
426       *    "If descriptorType specifies a VK_DESCRIPTOR_TYPE_SAMPLER or
427       *    VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER type descriptor, then
428       *    pImmutableSamplers can be used to initialize a set of immutable
429       *    samplers. [...]  If descriptorType is not one of these descriptor
430       *    types, then pImmutableSamplers is ignored.
431       *
432       * We need to be careful here and only parse pImmutableSamplers if we
433       * have one of the right descriptor types.
434       */
435      VkDescriptorType desc_type = pCreateInfo->pBindings[j].descriptorType;
436      if ((desc_type == VK_DESCRIPTOR_TYPE_SAMPLER ||
437           desc_type == VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER) &&
438          pCreateInfo->pBindings[j].pImmutableSamplers)
439         immutable_sampler_count += pCreateInfo->pBindings[j].descriptorCount;
440   }
441
442   /* We need to allocate descriptor set layouts off the device allocator
443    * with DEVICE scope because they are reference counted and may not be
444    * destroyed when vkDestroyDescriptorSetLayout is called.
445    */
446   VK_MULTIALLOC(ma);
447   VK_MULTIALLOC_DECL(&ma, struct anv_descriptor_set_layout, set_layout, 1);
448   VK_MULTIALLOC_DECL(&ma, struct anv_descriptor_set_binding_layout,
449                           bindings, num_bindings);
450   VK_MULTIALLOC_DECL(&ma, struct anv_sampler *, samplers,
451                           immutable_sampler_count);
452
453   if (!vk_object_multizalloc(&device->vk, &ma, NULL,
454                              VK_OBJECT_TYPE_DESCRIPTOR_SET_LAYOUT))
455      return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
456
457   set_layout->ref_cnt = 1;
458   set_layout->binding_count = num_bindings;
459
460   for (uint32_t b = 0; b < num_bindings; b++) {
461      /* Initialize all binding_layout entries to -1 */
462      memset(&set_layout->binding[b], -1, sizeof(set_layout->binding[b]));
463
464      set_layout->binding[b].flags = 0;
465      set_layout->binding[b].data = 0;
466      set_layout->binding[b].max_plane_count = 0;
467      set_layout->binding[b].array_size = 0;
468      set_layout->binding[b].immutable_samplers = NULL;
469   }
470
471   /* Initialize all samplers to 0 */
472   memset(samplers, 0, immutable_sampler_count * sizeof(*samplers));
473
474   uint32_t buffer_view_count = 0;
475   uint32_t dynamic_offset_count = 0;
476   uint32_t descriptor_buffer_size = 0;
477
478   for (uint32_t j = 0; j < pCreateInfo->bindingCount; j++) {
479      const VkDescriptorSetLayoutBinding *binding = &pCreateInfo->pBindings[j];
480      uint32_t b = binding->binding;
481      /* We temporarily store pCreateInfo->pBindings[] index (plus one) in the
482       * immutable_samplers pointer.  This provides us with a quick-and-dirty
483       * way to sort the bindings by binding number.
484       */
485      set_layout->binding[b].immutable_samplers = (void *)(uintptr_t)(j + 1);
486   }
487
488   const VkDescriptorSetLayoutBindingFlagsCreateInfo *binding_flags_info =
489      vk_find_struct_const(pCreateInfo->pNext,
490                           DESCRIPTOR_SET_LAYOUT_BINDING_FLAGS_CREATE_INFO);
491
492   const VkMutableDescriptorTypeCreateInfoVALVE *mutable_info =
493      vk_find_struct_const(pCreateInfo->pNext,
494                           MUTABLE_DESCRIPTOR_TYPE_CREATE_INFO_VALVE);
495
496   for (uint32_t b = 0; b < num_bindings; b++) {
497      /* We stashed the pCreateInfo->pBindings[] index (plus one) in the
498       * immutable_samplers pointer.  Check for NULL (empty binding) and then
499       * reset it and compute the index.
500       */
501      if (set_layout->binding[b].immutable_samplers == NULL)
502         continue;
503      const uint32_t info_idx =
504         (uintptr_t)(void *)set_layout->binding[b].immutable_samplers - 1;
505      set_layout->binding[b].immutable_samplers = NULL;
506
507      const VkDescriptorSetLayoutBinding *binding =
508         &pCreateInfo->pBindings[info_idx];
509
510      if (binding->descriptorCount == 0)
511         continue;
512
513      set_layout->binding[b].type = binding->descriptorType;
514
515      if (binding_flags_info && binding_flags_info->bindingCount > 0) {
516         assert(binding_flags_info->bindingCount == pCreateInfo->bindingCount);
517         set_layout->binding[b].flags =
518            binding_flags_info->pBindingFlags[info_idx];
519
520         /* From the Vulkan spec:
521          *
522          *    "If VkDescriptorSetLayoutCreateInfo::flags includes
523          *    VK_DESCRIPTOR_SET_LAYOUT_CREATE_PUSH_DESCRIPTOR_BIT_KHR, then
524          *    all elements of pBindingFlags must not include
525          *    VK_DESCRIPTOR_BINDING_UPDATE_AFTER_BIND_BIT,
526          *    VK_DESCRIPTOR_BINDING_UPDATE_UNUSED_WHILE_PENDING_BIT, or
527          *    VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT"
528          */
529         if (pCreateInfo->flags &
530             VK_DESCRIPTOR_SET_LAYOUT_CREATE_PUSH_DESCRIPTOR_BIT_KHR) {
531            assert(!(set_layout->binding[b].flags &
532               (VK_DESCRIPTOR_BINDING_UPDATE_AFTER_BIND_BIT |
533                VK_DESCRIPTOR_BINDING_UPDATE_UNUSED_WHILE_PENDING_BIT |
534                VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT)));
535         }
536      }
537
538      set_layout->binding[b].data =
539         binding->descriptorType == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
540         anv_descriptor_data_for_mutable_type(device->physical, mutable_info, b) :
541         anv_descriptor_data_for_type(device->physical, binding->descriptorType);
542
543      set_layout->binding[b].array_size = binding->descriptorCount;
544      set_layout->binding[b].descriptor_index = set_layout->descriptor_count;
545      set_layout->descriptor_count += binding->descriptorCount;
546
547      if (set_layout->binding[b].data & ANV_DESCRIPTOR_BUFFER_VIEW) {
548         set_layout->binding[b].buffer_view_index = buffer_view_count;
549         buffer_view_count += binding->descriptorCount;
550      }
551
552      switch (binding->descriptorType) {
553      case VK_DESCRIPTOR_TYPE_SAMPLER:
554      case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
555      case VK_DESCRIPTOR_TYPE_MUTABLE_VALVE:
556         set_layout->binding[b].max_plane_count = 1;
557         if (binding->pImmutableSamplers) {
558            set_layout->binding[b].immutable_samplers = samplers;
559            samplers += binding->descriptorCount;
560
561            for (uint32_t i = 0; i < binding->descriptorCount; i++) {
562               ANV_FROM_HANDLE(anv_sampler, sampler,
563                               binding->pImmutableSamplers[i]);
564
565               set_layout->binding[b].immutable_samplers[i] = sampler;
566               if (set_layout->binding[b].max_plane_count < sampler->n_planes)
567                  set_layout->binding[b].max_plane_count = sampler->n_planes;
568            }
569         }
570         break;
571
572      case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
573         set_layout->binding[b].max_plane_count = 1;
574         break;
575
576      default:
577         break;
578      }
579
580      switch (binding->descriptorType) {
581      case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
582      case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
583         set_layout->binding[b].dynamic_offset_index = dynamic_offset_count;
584         set_layout->dynamic_offset_stages[dynamic_offset_count] = binding->stageFlags;
585         dynamic_offset_count += binding->descriptorCount;
586         assert(dynamic_offset_count < MAX_DYNAMIC_BUFFERS);
587         break;
588
589      default:
590         break;
591      }
592
593      set_layout->binding[b].descriptor_stride =
594         binding->descriptorType == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
595         anv_descriptor_size_for_mutable_type(device->physical, mutable_info, b) :
596         anv_descriptor_size(&set_layout->binding[b]);
597
598      if (binding->descriptorType ==
599          VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
600         /* Inline uniform blocks are specified to use the descriptor array
601          * size as the size in bytes of the block.
602          */
603         descriptor_buffer_size = align_u32(descriptor_buffer_size,
604                                            ANV_UBO_ALIGNMENT);
605         set_layout->binding[b].descriptor_offset = descriptor_buffer_size;
606         descriptor_buffer_size += binding->descriptorCount;
607      } else {
608         set_layout->binding[b].descriptor_offset = descriptor_buffer_size;
609         descriptor_buffer_size +=
610            set_layout->binding[b].descriptor_stride * binding->descriptorCount;
611      }
612
613      set_layout->shader_stages |= binding->stageFlags;
614   }
615
616   set_layout->buffer_view_count = buffer_view_count;
617   set_layout->dynamic_offset_count = dynamic_offset_count;
618   set_layout->descriptor_buffer_size = descriptor_buffer_size;
619
620   *pSetLayout = anv_descriptor_set_layout_to_handle(set_layout);
621
622   return VK_SUCCESS;
623}
624
625void
626anv_descriptor_set_layout_destroy(struct anv_device *device,
627                                  struct anv_descriptor_set_layout *layout)
628{
629   assert(layout->ref_cnt == 0);
630   vk_object_free(&device->vk, NULL, layout);
631}
632
633static const struct anv_descriptor_set_binding_layout *
634set_layout_dynamic_binding(const struct anv_descriptor_set_layout *set_layout)
635{
636   if (set_layout->binding_count == 0)
637      return NULL;
638
639   const struct anv_descriptor_set_binding_layout *last_binding =
640      &set_layout->binding[set_layout->binding_count - 1];
641   if (!(last_binding->flags & VK_DESCRIPTOR_BINDING_VARIABLE_DESCRIPTOR_COUNT_BIT))
642      return NULL;
643
644   return last_binding;
645}
646
647static uint32_t
648set_layout_descriptor_count(const struct anv_descriptor_set_layout *set_layout,
649                            uint32_t var_desc_count)
650{
651   const struct anv_descriptor_set_binding_layout *dynamic_binding =
652      set_layout_dynamic_binding(set_layout);
653   if (dynamic_binding == NULL)
654      return set_layout->descriptor_count;
655
656   assert(var_desc_count <= dynamic_binding->array_size);
657   uint32_t shrink = dynamic_binding->array_size - var_desc_count;
658
659   if (dynamic_binding->type == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK)
660      return set_layout->descriptor_count;
661
662   return set_layout->descriptor_count - shrink;
663}
664
665static uint32_t
666set_layout_buffer_view_count(const struct anv_descriptor_set_layout *set_layout,
667                             uint32_t var_desc_count)
668{
669   const struct anv_descriptor_set_binding_layout *dynamic_binding =
670      set_layout_dynamic_binding(set_layout);
671   if (dynamic_binding == NULL)
672      return set_layout->buffer_view_count;
673
674   assert(var_desc_count <= dynamic_binding->array_size);
675   uint32_t shrink = dynamic_binding->array_size - var_desc_count;
676
677   if (!(dynamic_binding->data & ANV_DESCRIPTOR_BUFFER_VIEW))
678      return set_layout->buffer_view_count;
679
680   return set_layout->buffer_view_count - shrink;
681}
682
683uint32_t
684anv_descriptor_set_layout_descriptor_buffer_size(const struct anv_descriptor_set_layout *set_layout,
685                                                 uint32_t var_desc_count)
686{
687   const struct anv_descriptor_set_binding_layout *dynamic_binding =
688      set_layout_dynamic_binding(set_layout);
689   if (dynamic_binding == NULL)
690      return ALIGN(set_layout->descriptor_buffer_size, ANV_UBO_ALIGNMENT);
691
692   assert(var_desc_count <= dynamic_binding->array_size);
693   uint32_t shrink = dynamic_binding->array_size - var_desc_count;
694   uint32_t set_size;
695
696   if (dynamic_binding->type == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
697      /* Inline uniform blocks are specified to use the descriptor array
698       * size as the size in bytes of the block.
699       */
700      set_size = set_layout->descriptor_buffer_size - shrink;
701   } else {
702      set_size = set_layout->descriptor_buffer_size -
703                 shrink * dynamic_binding->descriptor_stride;
704   }
705
706   return ALIGN(set_size, ANV_UBO_ALIGNMENT);
707}
708
709void anv_DestroyDescriptorSetLayout(
710    VkDevice                                    _device,
711    VkDescriptorSetLayout                       _set_layout,
712    const VkAllocationCallbacks*                pAllocator)
713{
714   ANV_FROM_HANDLE(anv_device, device, _device);
715   ANV_FROM_HANDLE(anv_descriptor_set_layout, set_layout, _set_layout);
716
717   if (!set_layout)
718      return;
719
720   anv_descriptor_set_layout_unref(device, set_layout);
721}
722
723#define SHA1_UPDATE_VALUE(ctx, x) _mesa_sha1_update(ctx, &(x), sizeof(x));
724
725static void
726sha1_update_immutable_sampler(struct mesa_sha1 *ctx,
727                              const struct anv_sampler *sampler)
728{
729   if (!sampler->conversion)
730      return;
731
732   /* The only thing that affects the shader is ycbcr conversion */
733   _mesa_sha1_update(ctx, sampler->conversion,
734                     sizeof(*sampler->conversion));
735}
736
737static void
738sha1_update_descriptor_set_binding_layout(struct mesa_sha1 *ctx,
739   const struct anv_descriptor_set_binding_layout *layout)
740{
741   SHA1_UPDATE_VALUE(ctx, layout->flags);
742   SHA1_UPDATE_VALUE(ctx, layout->data);
743   SHA1_UPDATE_VALUE(ctx, layout->max_plane_count);
744   SHA1_UPDATE_VALUE(ctx, layout->array_size);
745   SHA1_UPDATE_VALUE(ctx, layout->descriptor_index);
746   SHA1_UPDATE_VALUE(ctx, layout->dynamic_offset_index);
747   SHA1_UPDATE_VALUE(ctx, layout->buffer_view_index);
748   SHA1_UPDATE_VALUE(ctx, layout->descriptor_offset);
749
750   if (layout->immutable_samplers) {
751      for (uint16_t i = 0; i < layout->array_size; i++)
752         sha1_update_immutable_sampler(ctx, layout->immutable_samplers[i]);
753   }
754}
755
756static void
757sha1_update_descriptor_set_layout(struct mesa_sha1 *ctx,
758                                  const struct anv_descriptor_set_layout *layout)
759{
760   SHA1_UPDATE_VALUE(ctx, layout->binding_count);
761   SHA1_UPDATE_VALUE(ctx, layout->descriptor_count);
762   SHA1_UPDATE_VALUE(ctx, layout->shader_stages);
763   SHA1_UPDATE_VALUE(ctx, layout->buffer_view_count);
764   SHA1_UPDATE_VALUE(ctx, layout->dynamic_offset_count);
765   SHA1_UPDATE_VALUE(ctx, layout->descriptor_buffer_size);
766
767   for (uint16_t i = 0; i < layout->binding_count; i++)
768      sha1_update_descriptor_set_binding_layout(ctx, &layout->binding[i]);
769}
770
771/*
772 * Pipeline layouts.  These have nothing to do with the pipeline.  They are
773 * just multiple descriptor set layouts pasted together
774 */
775
776VkResult anv_CreatePipelineLayout(
777    VkDevice                                    _device,
778    const VkPipelineLayoutCreateInfo*           pCreateInfo,
779    const VkAllocationCallbacks*                pAllocator,
780    VkPipelineLayout*                           pPipelineLayout)
781{
782   ANV_FROM_HANDLE(anv_device, device, _device);
783   struct anv_pipeline_layout *layout;
784
785   assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO);
786
787   layout = vk_object_zalloc(&device->vk, pAllocator, sizeof(*layout),
788                             VK_OBJECT_TYPE_PIPELINE_LAYOUT);
789   if (layout == NULL)
790      return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
791
792   layout->num_sets = pCreateInfo->setLayoutCount;
793
794   unsigned dynamic_offset_count = 0;
795
796   for (uint32_t set = 0; set < pCreateInfo->setLayoutCount; set++) {
797      ANV_FROM_HANDLE(anv_descriptor_set_layout, set_layout,
798                      pCreateInfo->pSetLayouts[set]);
799      layout->set[set].layout = set_layout;
800      anv_descriptor_set_layout_ref(set_layout);
801
802      layout->set[set].dynamic_offset_start = dynamic_offset_count;
803      dynamic_offset_count += set_layout->dynamic_offset_count;
804   }
805   assert(dynamic_offset_count < MAX_DYNAMIC_BUFFERS);
806
807   struct mesa_sha1 ctx;
808   _mesa_sha1_init(&ctx);
809   for (unsigned s = 0; s < layout->num_sets; s++) {
810      sha1_update_descriptor_set_layout(&ctx, layout->set[s].layout);
811      _mesa_sha1_update(&ctx, &layout->set[s].dynamic_offset_start,
812                        sizeof(layout->set[s].dynamic_offset_start));
813   }
814   _mesa_sha1_update(&ctx, &layout->num_sets, sizeof(layout->num_sets));
815   _mesa_sha1_final(&ctx, layout->sha1);
816
817   *pPipelineLayout = anv_pipeline_layout_to_handle(layout);
818
819   return VK_SUCCESS;
820}
821
822void anv_DestroyPipelineLayout(
823    VkDevice                                    _device,
824    VkPipelineLayout                            _pipelineLayout,
825    const VkAllocationCallbacks*                pAllocator)
826{
827   ANV_FROM_HANDLE(anv_device, device, _device);
828   ANV_FROM_HANDLE(anv_pipeline_layout, pipeline_layout, _pipelineLayout);
829
830   if (!pipeline_layout)
831      return;
832
833   for (uint32_t i = 0; i < pipeline_layout->num_sets; i++)
834      anv_descriptor_set_layout_unref(device, pipeline_layout->set[i].layout);
835
836   vk_object_free(&device->vk, pAllocator, pipeline_layout);
837}
838
839/*
840 * Descriptor pools.
841 *
842 * These are implemented using a big pool of memory and a free-list for the
843 * host memory allocations and a state_stream and a free list for the buffer
844 * view surface state. The spec allows us to fail to allocate due to
845 * fragmentation in all cases but two: 1) after pool reset, allocating up
846 * until the pool size with no freeing must succeed and 2) allocating and
847 * freeing only descriptor sets with the same layout. Case 1) is easy enough,
848 * and the free lists lets us recycle blocks for case 2).
849 */
850
851/* The vma heap reserves 0 to mean NULL; we have to offset by some amount to
852 * ensure we can allocate the entire BO without hitting zero.  The actual
853 * amount doesn't matter.
854 */
855#define POOL_HEAP_OFFSET 64
856
857#define EMPTY 1
858
859VkResult anv_CreateDescriptorPool(
860    VkDevice                                    _device,
861    const VkDescriptorPoolCreateInfo*           pCreateInfo,
862    const VkAllocationCallbacks*                pAllocator,
863    VkDescriptorPool*                           pDescriptorPool)
864{
865   ANV_FROM_HANDLE(anv_device, device, _device);
866   struct anv_descriptor_pool *pool;
867
868   const VkDescriptorPoolInlineUniformBlockCreateInfo *inline_info =
869      vk_find_struct_const(pCreateInfo->pNext,
870                           DESCRIPTOR_POOL_INLINE_UNIFORM_BLOCK_CREATE_INFO);
871   const VkMutableDescriptorTypeCreateInfoVALVE *mutable_info =
872      vk_find_struct_const(pCreateInfo->pNext,
873                           MUTABLE_DESCRIPTOR_TYPE_CREATE_INFO_VALVE);
874
875   uint32_t descriptor_count = 0;
876   uint32_t buffer_view_count = 0;
877   uint32_t descriptor_bo_size = 0;
878
879   for (uint32_t i = 0; i < pCreateInfo->poolSizeCount; i++) {
880      enum anv_descriptor_data desc_data =
881         pCreateInfo->pPoolSizes[i].type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
882         anv_descriptor_data_for_mutable_type(device->physical, mutable_info, i) :
883         anv_descriptor_data_for_type(device->physical, pCreateInfo->pPoolSizes[i].type);
884
885      if (desc_data & ANV_DESCRIPTOR_BUFFER_VIEW)
886         buffer_view_count += pCreateInfo->pPoolSizes[i].descriptorCount;
887
888      unsigned desc_data_size =
889         pCreateInfo->pPoolSizes[i].type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
890         anv_descriptor_size_for_mutable_type(device->physical, mutable_info, i) :
891         anv_descriptor_data_size(desc_data);
892
893      desc_data_size *= pCreateInfo->pPoolSizes[i].descriptorCount;
894
895      /* Combined image sampler descriptors can take up to 3 slots if they
896       * hold a YCbCr image.
897       */
898      if (pCreateInfo->pPoolSizes[i].type ==
899          VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER)
900         desc_data_size *= 3;
901
902      if (pCreateInfo->pPoolSizes[i].type ==
903          VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
904         /* Inline uniform blocks are specified to use the descriptor array
905          * size as the size in bytes of the block.
906          */
907         assert(inline_info);
908         desc_data_size += pCreateInfo->pPoolSizes[i].descriptorCount;
909      }
910
911      descriptor_bo_size += desc_data_size;
912
913      descriptor_count += pCreateInfo->pPoolSizes[i].descriptorCount;
914   }
915   /* We have to align descriptor buffer allocations to 32B so that we can
916    * push descriptor buffers.  This means that each descriptor buffer
917    * allocated may burn up to 32B of extra space to get the right alignment.
918    * (Technically, it's at most 28B because we're always going to start at
919    * least 4B aligned but we're being conservative here.)  Allocate enough
920    * extra space that we can chop it into maxSets pieces and align each one
921    * of them to 32B.
922    */
923   descriptor_bo_size += ANV_UBO_ALIGNMENT * pCreateInfo->maxSets;
924   /* We align inline uniform blocks to ANV_UBO_ALIGNMENT */
925   if (inline_info) {
926      descriptor_bo_size +=
927         ANV_UBO_ALIGNMENT * inline_info->maxInlineUniformBlockBindings;
928   }
929   descriptor_bo_size = ALIGN(descriptor_bo_size, 4096);
930
931   const size_t pool_size =
932      pCreateInfo->maxSets * sizeof(struct anv_descriptor_set) +
933      descriptor_count * sizeof(struct anv_descriptor) +
934      buffer_view_count * sizeof(struct anv_buffer_view);
935   const size_t total_size = sizeof(*pool) + pool_size;
936
937   pool = vk_object_alloc(&device->vk, pAllocator, total_size,
938                          VK_OBJECT_TYPE_DESCRIPTOR_POOL);
939   if (!pool)
940      return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
941
942   pool->size = pool_size;
943   pool->next = 0;
944   pool->free_list = EMPTY;
945   pool->host_only = pCreateInfo->flags & VK_DESCRIPTOR_POOL_CREATE_HOST_ONLY_BIT_VALVE;
946
947   if (descriptor_bo_size > 0) {
948      VkResult result = anv_device_alloc_bo(device,
949                                            "descriptors",
950                                            descriptor_bo_size,
951                                            ANV_BO_ALLOC_MAPPED |
952                                            ANV_BO_ALLOC_SNOOPED,
953                                            0 /* explicit_address */,
954                                            &pool->bo);
955      if (result != VK_SUCCESS) {
956         vk_object_free(&device->vk, pAllocator, pool);
957         return vk_error(device, VK_ERROR_OUT_OF_DEVICE_MEMORY);
958      }
959
960      util_vma_heap_init(&pool->bo_heap, POOL_HEAP_OFFSET, descriptor_bo_size);
961   } else {
962      pool->bo = NULL;
963   }
964
965   anv_state_stream_init(&pool->surface_state_stream,
966                         &device->surface_state_pool, 4096);
967   pool->surface_state_free_list = NULL;
968
969   list_inithead(&pool->desc_sets);
970
971   *pDescriptorPool = anv_descriptor_pool_to_handle(pool);
972
973   return VK_SUCCESS;
974}
975
976void anv_DestroyDescriptorPool(
977    VkDevice                                    _device,
978    VkDescriptorPool                            _pool,
979    const VkAllocationCallbacks*                pAllocator)
980{
981   ANV_FROM_HANDLE(anv_device, device, _device);
982   ANV_FROM_HANDLE(anv_descriptor_pool, pool, _pool);
983
984   if (!pool)
985      return;
986
987   list_for_each_entry_safe(struct anv_descriptor_set, set,
988                            &pool->desc_sets, pool_link) {
989      anv_descriptor_set_layout_unref(device, set->layout);
990   }
991
992   if (pool->bo) {
993      util_vma_heap_finish(&pool->bo_heap);
994      anv_device_release_bo(device, pool->bo);
995   }
996   anv_state_stream_finish(&pool->surface_state_stream);
997
998   vk_object_free(&device->vk, pAllocator, pool);
999}
1000
1001VkResult anv_ResetDescriptorPool(
1002    VkDevice                                    _device,
1003    VkDescriptorPool                            descriptorPool,
1004    VkDescriptorPoolResetFlags                  flags)
1005{
1006   ANV_FROM_HANDLE(anv_device, device, _device);
1007   ANV_FROM_HANDLE(anv_descriptor_pool, pool, descriptorPool);
1008
1009   list_for_each_entry_safe(struct anv_descriptor_set, set,
1010                            &pool->desc_sets, pool_link) {
1011      anv_descriptor_set_layout_unref(device, set->layout);
1012   }
1013   list_inithead(&pool->desc_sets);
1014
1015   pool->next = 0;
1016   pool->free_list = EMPTY;
1017
1018   if (pool->bo) {
1019      util_vma_heap_finish(&pool->bo_heap);
1020      util_vma_heap_init(&pool->bo_heap, POOL_HEAP_OFFSET, pool->bo->size);
1021   }
1022
1023   anv_state_stream_finish(&pool->surface_state_stream);
1024   anv_state_stream_init(&pool->surface_state_stream,
1025                         &device->surface_state_pool, 4096);
1026   pool->surface_state_free_list = NULL;
1027
1028   return VK_SUCCESS;
1029}
1030
1031struct pool_free_list_entry {
1032   uint32_t next;
1033   uint32_t size;
1034};
1035
1036static VkResult
1037anv_descriptor_pool_alloc_set(struct anv_descriptor_pool *pool,
1038                              uint32_t size,
1039                              struct anv_descriptor_set **set)
1040{
1041   if (size <= pool->size - pool->next) {
1042      *set = (struct anv_descriptor_set *) (pool->data + pool->next);
1043      (*set)->size = size;
1044      pool->next += size;
1045      return VK_SUCCESS;
1046   } else {
1047      struct pool_free_list_entry *entry;
1048      uint32_t *link = &pool->free_list;
1049      for (uint32_t f = pool->free_list; f != EMPTY; f = entry->next) {
1050         entry = (struct pool_free_list_entry *) (pool->data + f);
1051         if (size <= entry->size) {
1052            *link = entry->next;
1053            *set = (struct anv_descriptor_set *) entry;
1054            (*set)->size = entry->size;
1055            return VK_SUCCESS;
1056         }
1057         link = &entry->next;
1058      }
1059
1060      if (pool->free_list != EMPTY) {
1061         return VK_ERROR_FRAGMENTED_POOL;
1062      } else {
1063         return VK_ERROR_OUT_OF_POOL_MEMORY;
1064      }
1065   }
1066}
1067
1068static void
1069anv_descriptor_pool_free_set(struct anv_descriptor_pool *pool,
1070                             struct anv_descriptor_set *set)
1071{
1072   /* Put the descriptor set allocation back on the free list. */
1073   const uint32_t index = (char *) set - pool->data;
1074   if (index + set->size == pool->next) {
1075      pool->next = index;
1076   } else {
1077      struct pool_free_list_entry *entry = (struct pool_free_list_entry *) set;
1078      entry->next = pool->free_list;
1079      entry->size = set->size;
1080      pool->free_list = (char *) entry - pool->data;
1081   }
1082}
1083
1084struct surface_state_free_list_entry {
1085   void *next;
1086   struct anv_state state;
1087};
1088
1089static struct anv_state
1090anv_descriptor_pool_alloc_state(struct anv_descriptor_pool *pool)
1091{
1092   assert(!pool->host_only);
1093
1094   struct surface_state_free_list_entry *entry =
1095      pool->surface_state_free_list;
1096
1097   if (entry) {
1098      struct anv_state state = entry->state;
1099      pool->surface_state_free_list = entry->next;
1100      assert(state.alloc_size == 64);
1101      return state;
1102   } else {
1103      return anv_state_stream_alloc(&pool->surface_state_stream, 64, 64);
1104   }
1105}
1106
1107static void
1108anv_descriptor_pool_free_state(struct anv_descriptor_pool *pool,
1109                               struct anv_state state)
1110{
1111   assert(state.alloc_size);
1112   /* Put the buffer view surface state back on the free list. */
1113   struct surface_state_free_list_entry *entry = state.map;
1114   entry->next = pool->surface_state_free_list;
1115   entry->state = state;
1116   pool->surface_state_free_list = entry;
1117}
1118
1119size_t
1120anv_descriptor_set_layout_size(const struct anv_descriptor_set_layout *layout,
1121                               uint32_t var_desc_count)
1122{
1123   const uint32_t descriptor_count =
1124      set_layout_descriptor_count(layout, var_desc_count);
1125   const uint32_t buffer_view_count =
1126      set_layout_buffer_view_count(layout, var_desc_count);
1127
1128   return sizeof(struct anv_descriptor_set) +
1129          descriptor_count * sizeof(struct anv_descriptor) +
1130          buffer_view_count * sizeof(struct anv_buffer_view);
1131}
1132
1133static VkResult
1134anv_descriptor_set_create(struct anv_device *device,
1135                          struct anv_descriptor_pool *pool,
1136                          struct anv_descriptor_set_layout *layout,
1137                          uint32_t var_desc_count,
1138                          struct anv_descriptor_set **out_set)
1139{
1140   struct anv_descriptor_set *set;
1141   const size_t size = anv_descriptor_set_layout_size(layout, var_desc_count);
1142
1143   VkResult result = anv_descriptor_pool_alloc_set(pool, size, &set);
1144   if (result != VK_SUCCESS)
1145      return result;
1146
1147   uint32_t descriptor_buffer_size =
1148      anv_descriptor_set_layout_descriptor_buffer_size(layout, var_desc_count);
1149
1150   set->desc_surface_state = ANV_STATE_NULL;
1151
1152   if (descriptor_buffer_size) {
1153      uint64_t pool_vma_offset =
1154         util_vma_heap_alloc(&pool->bo_heap, descriptor_buffer_size,
1155                             ANV_UBO_ALIGNMENT);
1156      if (pool_vma_offset == 0) {
1157         anv_descriptor_pool_free_set(pool, set);
1158         return vk_error(pool, VK_ERROR_FRAGMENTED_POOL);
1159      }
1160      assert(pool_vma_offset >= POOL_HEAP_OFFSET &&
1161             pool_vma_offset - POOL_HEAP_OFFSET <= INT32_MAX);
1162      set->desc_mem.offset = pool_vma_offset - POOL_HEAP_OFFSET;
1163      set->desc_mem.alloc_size = descriptor_buffer_size;
1164      set->desc_mem.map = pool->bo->map + set->desc_mem.offset;
1165
1166      set->desc_addr = (struct anv_address) {
1167         .bo = pool->bo,
1168         .offset = set->desc_mem.offset,
1169      };
1170
1171      enum isl_format format =
1172         anv_isl_format_for_descriptor_type(device,
1173                                            VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER);
1174
1175      if (!pool->host_only) {
1176         set->desc_surface_state = anv_descriptor_pool_alloc_state(pool);
1177         anv_fill_buffer_surface_state(device, set->desc_surface_state,
1178                                       format, ISL_SWIZZLE_IDENTITY,
1179                                       ISL_SURF_USAGE_CONSTANT_BUFFER_BIT,
1180                                       set->desc_addr,
1181                                       descriptor_buffer_size, 1);
1182      }
1183   } else {
1184      set->desc_mem = ANV_STATE_NULL;
1185      set->desc_addr = (struct anv_address) { .bo = NULL, .offset = 0 };
1186   }
1187
1188   vk_object_base_init(&device->vk, &set->base,
1189                       VK_OBJECT_TYPE_DESCRIPTOR_SET);
1190   set->pool = pool;
1191   set->layout = layout;
1192   anv_descriptor_set_layout_ref(layout);
1193
1194   set->buffer_view_count =
1195      set_layout_buffer_view_count(layout, var_desc_count);
1196   set->descriptor_count =
1197      set_layout_descriptor_count(layout, var_desc_count);
1198
1199   set->buffer_views =
1200      (struct anv_buffer_view *) &set->descriptors[set->descriptor_count];
1201
1202   /* By defining the descriptors to be zero now, we can later verify that
1203    * a descriptor has not been populated with user data.
1204    */
1205   memset(set->descriptors, 0,
1206          sizeof(struct anv_descriptor) * set->descriptor_count);
1207
1208   /* Go through and fill out immutable samplers if we have any */
1209   for (uint32_t b = 0; b < layout->binding_count; b++) {
1210      if (layout->binding[b].immutable_samplers) {
1211         for (uint32_t i = 0; i < layout->binding[b].array_size; i++) {
1212            /* The type will get changed to COMBINED_IMAGE_SAMPLER in
1213             * UpdateDescriptorSets if needed.  However, if the descriptor
1214             * set has an immutable sampler, UpdateDescriptorSets may never
1215             * touch it, so we need to make sure it's 100% valid now.
1216             *
1217             * We don't need to actually provide a sampler because the helper
1218             * will always write in the immutable sampler regardless of what
1219             * is in the sampler parameter.
1220             */
1221            VkDescriptorImageInfo info = { };
1222            anv_descriptor_set_write_image_view(device, set, &info,
1223                                                VK_DESCRIPTOR_TYPE_SAMPLER,
1224                                                b, i);
1225         }
1226      }
1227   }
1228
1229   /* Allocate null surface state for the buffer views since
1230    * we lazy allocate this in the write anyway.
1231    */
1232   if (!pool->host_only) {
1233      for (uint32_t b = 0; b < set->buffer_view_count; b++) {
1234         set->buffer_views[b].surface_state =
1235            anv_descriptor_pool_alloc_state(pool);
1236      }
1237   }
1238
1239   list_addtail(&set->pool_link, &pool->desc_sets);
1240
1241   *out_set = set;
1242
1243   return VK_SUCCESS;
1244}
1245
1246static void
1247anv_descriptor_set_destroy(struct anv_device *device,
1248                           struct anv_descriptor_pool *pool,
1249                           struct anv_descriptor_set *set)
1250{
1251   anv_descriptor_set_layout_unref(device, set->layout);
1252
1253   if (set->desc_mem.alloc_size) {
1254      util_vma_heap_free(&pool->bo_heap,
1255                         (uint64_t)set->desc_mem.offset + POOL_HEAP_OFFSET,
1256                         set->desc_mem.alloc_size);
1257      if (set->desc_surface_state.alloc_size)
1258         anv_descriptor_pool_free_state(pool, set->desc_surface_state);
1259   }
1260
1261   if (!pool->host_only) {
1262      for (uint32_t b = 0; b < set->buffer_view_count; b++) {
1263         if (set->buffer_views[b].surface_state.alloc_size)
1264            anv_descriptor_pool_free_state(pool, set->buffer_views[b].surface_state);
1265      }
1266   }
1267
1268   list_del(&set->pool_link);
1269
1270   vk_object_base_finish(&set->base);
1271   anv_descriptor_pool_free_set(pool, set);
1272}
1273
1274VkResult anv_AllocateDescriptorSets(
1275    VkDevice                                    _device,
1276    const VkDescriptorSetAllocateInfo*          pAllocateInfo,
1277    VkDescriptorSet*                            pDescriptorSets)
1278{
1279   ANV_FROM_HANDLE(anv_device, device, _device);
1280   ANV_FROM_HANDLE(anv_descriptor_pool, pool, pAllocateInfo->descriptorPool);
1281
1282   VkResult result = VK_SUCCESS;
1283   struct anv_descriptor_set *set = NULL;
1284   uint32_t i;
1285
1286   const VkDescriptorSetVariableDescriptorCountAllocateInfo *vdcai =
1287      vk_find_struct_const(pAllocateInfo->pNext,
1288                           DESCRIPTOR_SET_VARIABLE_DESCRIPTOR_COUNT_ALLOCATE_INFO);
1289
1290   for (i = 0; i < pAllocateInfo->descriptorSetCount; i++) {
1291      ANV_FROM_HANDLE(anv_descriptor_set_layout, layout,
1292                      pAllocateInfo->pSetLayouts[i]);
1293
1294      uint32_t var_desc_count = 0;
1295      if (vdcai != NULL && vdcai->descriptorSetCount > 0) {
1296         assert(vdcai->descriptorSetCount == pAllocateInfo->descriptorSetCount);
1297         var_desc_count = vdcai->pDescriptorCounts[i];
1298      }
1299
1300      result = anv_descriptor_set_create(device, pool, layout,
1301                                         var_desc_count, &set);
1302      if (result != VK_SUCCESS)
1303         break;
1304
1305      pDescriptorSets[i] = anv_descriptor_set_to_handle(set);
1306   }
1307
1308   if (result != VK_SUCCESS) {
1309      anv_FreeDescriptorSets(_device, pAllocateInfo->descriptorPool,
1310                             i, pDescriptorSets);
1311      /* The Vulkan 1.3.228 spec, section 14.2.3. Allocation of Descriptor Sets:
1312       *
1313       *   "If the creation of any of those descriptor sets fails, then the
1314       *    implementation must destroy all successfully created descriptor
1315       *    set objects from this command, set all entries of the
1316       *    pDescriptorSets array to VK_NULL_HANDLE and return the error."
1317       */
1318      for (i = 0; i < pAllocateInfo->descriptorSetCount; i++)
1319         pDescriptorSets[i] = VK_NULL_HANDLE;
1320
1321   }
1322
1323   return result;
1324}
1325
1326VkResult anv_FreeDescriptorSets(
1327    VkDevice                                    _device,
1328    VkDescriptorPool                            descriptorPool,
1329    uint32_t                                    count,
1330    const VkDescriptorSet*                      pDescriptorSets)
1331{
1332   ANV_FROM_HANDLE(anv_device, device, _device);
1333   ANV_FROM_HANDLE(anv_descriptor_pool, pool, descriptorPool);
1334
1335   for (uint32_t i = 0; i < count; i++) {
1336      ANV_FROM_HANDLE(anv_descriptor_set, set, pDescriptorSets[i]);
1337
1338      if (!set)
1339         continue;
1340
1341      anv_descriptor_set_destroy(device, pool, set);
1342   }
1343
1344   return VK_SUCCESS;
1345}
1346
1347static void
1348anv_descriptor_set_write_image_param(uint32_t *param_desc_map,
1349                                     const struct brw_image_param *param)
1350{
1351#define WRITE_PARAM_FIELD(field, FIELD) \
1352   for (unsigned i = 0; i < ARRAY_SIZE(param->field); i++) \
1353      param_desc_map[BRW_IMAGE_PARAM_##FIELD##_OFFSET + i] = param->field[i]
1354
1355   WRITE_PARAM_FIELD(offset, OFFSET);
1356   WRITE_PARAM_FIELD(size, SIZE);
1357   WRITE_PARAM_FIELD(stride, STRIDE);
1358   WRITE_PARAM_FIELD(tiling, TILING);
1359   WRITE_PARAM_FIELD(swizzling, SWIZZLING);
1360   WRITE_PARAM_FIELD(size, SIZE);
1361
1362#undef WRITE_PARAM_FIELD
1363}
1364
1365static uint32_t
1366anv_surface_state_to_handle(struct anv_state state)
1367{
1368   /* Bits 31:12 of the bindless surface offset in the extended message
1369    * descriptor is bits 25:6 of the byte-based address.
1370    */
1371   assert(state.offset >= 0);
1372   uint32_t offset = state.offset;
1373   assert((offset & 0x3f) == 0 && offset < (1 << 26));
1374   return offset << 6;
1375}
1376
1377void
1378anv_descriptor_set_write_image_view(struct anv_device *device,
1379                                    struct anv_descriptor_set *set,
1380                                    const VkDescriptorImageInfo * const info,
1381                                    VkDescriptorType type,
1382                                    uint32_t binding,
1383                                    uint32_t element)
1384{
1385   const struct anv_descriptor_set_binding_layout *bind_layout =
1386      &set->layout->binding[binding];
1387   struct anv_descriptor *desc =
1388      &set->descriptors[bind_layout->descriptor_index + element];
1389   struct anv_image_view *image_view = NULL;
1390   struct anv_sampler *sampler = NULL;
1391
1392   /* We get called with just VK_DESCRIPTOR_TYPE_SAMPLER as part of descriptor
1393    * set initialization to set the bindless samplers.
1394    */
1395   assert(type == bind_layout->type ||
1396          type == VK_DESCRIPTOR_TYPE_SAMPLER ||
1397          bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE);
1398
1399   switch (type) {
1400   case VK_DESCRIPTOR_TYPE_SAMPLER:
1401      sampler = bind_layout->immutable_samplers ?
1402                bind_layout->immutable_samplers[element] :
1403                anv_sampler_from_handle(info->sampler);
1404      break;
1405
1406   case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
1407      image_view = anv_image_view_from_handle(info->imageView);
1408      sampler = bind_layout->immutable_samplers ?
1409                bind_layout->immutable_samplers[element] :
1410                anv_sampler_from_handle(info->sampler);
1411      break;
1412
1413   case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
1414   case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
1415   case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
1416      image_view = anv_image_view_from_handle(info->imageView);
1417      break;
1418
1419   default:
1420      unreachable("invalid descriptor type");
1421   }
1422
1423   *desc = (struct anv_descriptor) {
1424      .type = type,
1425      .layout = info->imageLayout,
1426      .image_view = image_view,
1427      .sampler = sampler,
1428   };
1429
1430   if (set->pool && set->pool->host_only)
1431      return;
1432
1433   void *desc_map = set->desc_mem.map + bind_layout->descriptor_offset +
1434                    element * bind_layout->descriptor_stride;
1435   memset(desc_map, 0, bind_layout->descriptor_stride);
1436   enum anv_descriptor_data data =
1437      bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
1438      anv_descriptor_data_for_type(device->physical, type) :
1439      bind_layout->data;
1440
1441
1442   if (data & ANV_DESCRIPTOR_SAMPLED_IMAGE) {
1443      struct anv_sampled_image_descriptor desc_data[3];
1444      memset(desc_data, 0, sizeof(desc_data));
1445
1446      if (image_view) {
1447         for (unsigned p = 0; p < image_view->n_planes; p++) {
1448            struct anv_surface_state sstate =
1449               (desc->layout == VK_IMAGE_LAYOUT_GENERAL) ?
1450               image_view->planes[p].general_sampler_surface_state :
1451               image_view->planes[p].optimal_sampler_surface_state;
1452            desc_data[p].image = anv_surface_state_to_handle(sstate.state);
1453         }
1454      }
1455
1456      if (sampler) {
1457         for (unsigned p = 0; p < sampler->n_planes; p++)
1458            desc_data[p].sampler = sampler->bindless_state.offset + p * 32;
1459      }
1460
1461      /* We may have max_plane_count < 0 if this isn't a sampled image but it
1462       * can be no more than the size of our array of handles.
1463       */
1464      assert(bind_layout->max_plane_count <= ARRAY_SIZE(desc_data));
1465      memcpy(desc_map, desc_data,
1466             MAX2(1, bind_layout->max_plane_count) * sizeof(desc_data[0]));
1467   }
1468
1469   if (image_view == NULL)
1470      return;
1471
1472   if (data & ANV_DESCRIPTOR_STORAGE_IMAGE) {
1473      assert(!(data & ANV_DESCRIPTOR_IMAGE_PARAM));
1474      assert(image_view->n_planes == 1);
1475      struct anv_storage_image_descriptor desc_data = {
1476         .vanilla = anv_surface_state_to_handle(
1477                           image_view->planes[0].storage_surface_state.state),
1478         .lowered = anv_surface_state_to_handle(
1479                           image_view->planes[0].lowered_storage_surface_state.state),
1480      };
1481      memcpy(desc_map, &desc_data, sizeof(desc_data));
1482   }
1483
1484   if (data & ANV_DESCRIPTOR_IMAGE_PARAM) {
1485      /* Storage images can only ever have one plane */
1486      assert(image_view->n_planes == 1);
1487      const struct brw_image_param *image_param =
1488         &image_view->planes[0].lowered_storage_image_param;
1489
1490      anv_descriptor_set_write_image_param(desc_map, image_param);
1491   }
1492
1493   if (data & ANV_DESCRIPTOR_TEXTURE_SWIZZLE) {
1494      assert(!(data & ANV_DESCRIPTOR_SAMPLED_IMAGE));
1495      assert(image_view);
1496      struct anv_texture_swizzle_descriptor desc_data[3];
1497      memset(desc_data, 0, sizeof(desc_data));
1498
1499      for (unsigned p = 0; p < image_view->n_planes; p++) {
1500         desc_data[p] = (struct anv_texture_swizzle_descriptor) {
1501            .swizzle = {
1502               (uint8_t)image_view->planes[p].isl.swizzle.r,
1503               (uint8_t)image_view->planes[p].isl.swizzle.g,
1504               (uint8_t)image_view->planes[p].isl.swizzle.b,
1505               (uint8_t)image_view->planes[p].isl.swizzle.a,
1506            },
1507         };
1508      }
1509      memcpy(desc_map, desc_data,
1510             MAX2(1, bind_layout->max_plane_count) * sizeof(desc_data[0]));
1511   }
1512}
1513
1514void
1515anv_descriptor_set_write_buffer_view(struct anv_device *device,
1516                                     struct anv_descriptor_set *set,
1517                                     VkDescriptorType type,
1518                                     struct anv_buffer_view *buffer_view,
1519                                     uint32_t binding,
1520                                     uint32_t element)
1521{
1522   const struct anv_descriptor_set_binding_layout *bind_layout =
1523      &set->layout->binding[binding];
1524   struct anv_descriptor *desc =
1525      &set->descriptors[bind_layout->descriptor_index + element];
1526
1527   assert(type == bind_layout->type ||
1528          bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE);
1529
1530   *desc = (struct anv_descriptor) {
1531      .type = type,
1532      .buffer_view = buffer_view,
1533   };
1534
1535   if (set->pool && set->pool->host_only)
1536      return;
1537
1538   enum anv_descriptor_data data =
1539      bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
1540      anv_descriptor_data_for_type(device->physical, type) :
1541      bind_layout->data;
1542
1543   void *desc_map = set->desc_mem.map + bind_layout->descriptor_offset +
1544                    element * bind_layout->descriptor_stride;
1545
1546   if (buffer_view == NULL) {
1547      memset(desc_map, 0, bind_layout->descriptor_stride);
1548      return;
1549   }
1550
1551   if (data & ANV_DESCRIPTOR_SAMPLED_IMAGE) {
1552      struct anv_sampled_image_descriptor desc_data = {
1553         .image = anv_surface_state_to_handle(buffer_view->surface_state),
1554      };
1555      memcpy(desc_map, &desc_data, sizeof(desc_data));
1556   }
1557
1558   if (data & ANV_DESCRIPTOR_STORAGE_IMAGE) {
1559      assert(!(data & ANV_DESCRIPTOR_IMAGE_PARAM));
1560      struct anv_storage_image_descriptor desc_data = {
1561         .vanilla = anv_surface_state_to_handle(
1562                           buffer_view->storage_surface_state),
1563         .lowered = anv_surface_state_to_handle(
1564                           buffer_view->lowered_storage_surface_state),
1565      };
1566      memcpy(desc_map, &desc_data, sizeof(desc_data));
1567   }
1568
1569   if (data & ANV_DESCRIPTOR_IMAGE_PARAM) {
1570      anv_descriptor_set_write_image_param(desc_map,
1571         &buffer_view->lowered_storage_image_param);
1572   }
1573}
1574
1575void
1576anv_descriptor_set_write_buffer(struct anv_device *device,
1577                                struct anv_descriptor_set *set,
1578                                struct anv_state_stream *alloc_stream,
1579                                VkDescriptorType type,
1580                                struct anv_buffer *buffer,
1581                                uint32_t binding,
1582                                uint32_t element,
1583                                VkDeviceSize offset,
1584                                VkDeviceSize range)
1585{
1586   assert(alloc_stream || set->pool);
1587
1588   const struct anv_descriptor_set_binding_layout *bind_layout =
1589      &set->layout->binding[binding];
1590   struct anv_descriptor *desc =
1591      &set->descriptors[bind_layout->descriptor_index + element];
1592
1593   assert(type == bind_layout->type ||
1594          bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE);
1595
1596   *desc = (struct anv_descriptor) {
1597      .type = type,
1598      .offset = offset,
1599      .range = range,
1600      .buffer = buffer,
1601   };
1602
1603   if (set->pool && set->pool->host_only)
1604      return;
1605
1606   void *desc_map = set->desc_mem.map + bind_layout->descriptor_offset +
1607                    element * bind_layout->descriptor_stride;
1608
1609   if (buffer == NULL) {
1610      memset(desc_map, 0, bind_layout->descriptor_stride);
1611      return;
1612   }
1613
1614   struct anv_address bind_addr = anv_address_add(buffer->address, offset);
1615   uint64_t bind_range = vk_buffer_range(&buffer->vk, offset, range);
1616   enum anv_descriptor_data data =
1617      bind_layout->type == VK_DESCRIPTOR_TYPE_MUTABLE_VALVE ?
1618      anv_descriptor_data_for_type(device->physical, type) :
1619      bind_layout->data;
1620
1621   /* We report a bounds checking alignment of 32B for the sake of block
1622    * messages which read an entire register worth at a time.
1623    */
1624   if (type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER ||
1625       type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC)
1626      bind_range = align_u64(bind_range, ANV_UBO_ALIGNMENT);
1627
1628   if (data & ANV_DESCRIPTOR_ADDRESS_RANGE) {
1629      struct anv_address_range_descriptor desc_data = {
1630         .address = anv_address_physical(bind_addr),
1631         .range = bind_range,
1632      };
1633      memcpy(desc_map, &desc_data, sizeof(desc_data));
1634   }
1635
1636   if (type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC ||
1637       type == VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC)
1638      return;
1639
1640   assert(data & ANV_DESCRIPTOR_BUFFER_VIEW);
1641   struct anv_buffer_view *bview =
1642      &set->buffer_views[bind_layout->buffer_view_index + element];
1643
1644   bview->range = bind_range;
1645   bview->address = bind_addr;
1646
1647   /* If we're writing descriptors through a push command, we need to
1648      * allocate the surface state from the command buffer. Otherwise it will
1649      * be allocated by the descriptor pool when calling
1650      * vkAllocateDescriptorSets. */
1651   if (alloc_stream) {
1652      bview->surface_state = anv_state_stream_alloc(alloc_stream, 64, 64);
1653   }
1654
1655   assert(bview->surface_state.alloc_size);
1656
1657   isl_surf_usage_flags_t usage =
1658      (type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER ||
1659       type == VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC) ?
1660      ISL_SURF_USAGE_CONSTANT_BUFFER_BIT :
1661      ISL_SURF_USAGE_STORAGE_BIT;
1662
1663   enum isl_format format = anv_isl_format_for_descriptor_type(device, type);
1664   anv_fill_buffer_surface_state(device, bview->surface_state,
1665                                 format, ISL_SWIZZLE_IDENTITY,
1666                                 usage, bind_addr, bind_range, 1);
1667   desc->set_buffer_view = bview;
1668}
1669
1670void
1671anv_descriptor_set_write_inline_uniform_data(struct anv_device *device,
1672                                             struct anv_descriptor_set *set,
1673                                             uint32_t binding,
1674                                             const void *data,
1675                                             size_t offset,
1676                                             size_t size)
1677{
1678   const struct anv_descriptor_set_binding_layout *bind_layout =
1679      &set->layout->binding[binding];
1680
1681   assert(bind_layout->data & ANV_DESCRIPTOR_INLINE_UNIFORM);
1682
1683   void *desc_map = set->desc_mem.map + bind_layout->descriptor_offset;
1684
1685   memcpy(desc_map + offset, data, size);
1686}
1687
1688void
1689anv_descriptor_set_write_acceleration_structure(struct anv_device *device,
1690                                                struct anv_descriptor_set *set,
1691                                                struct anv_acceleration_structure *accel,
1692                                                uint32_t binding,
1693                                                uint32_t element)
1694{
1695   const struct anv_descriptor_set_binding_layout *bind_layout =
1696      &set->layout->binding[binding];
1697   struct anv_descriptor *desc =
1698      &set->descriptors[bind_layout->descriptor_index + element];
1699
1700   assert(bind_layout->data & ANV_DESCRIPTOR_ADDRESS_RANGE);
1701   *desc = (struct anv_descriptor) {
1702      .type = VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR,
1703      .accel_struct = accel,
1704   };
1705
1706   if (set->pool && set->pool->host_only)
1707      return;
1708
1709   struct anv_address_range_descriptor desc_data = { };
1710   if (accel != NULL) {
1711      desc_data.address = anv_address_physical(accel->address);
1712      desc_data.range = accel->size;
1713   }
1714   assert(sizeof(desc_data) <= bind_layout->descriptor_stride);
1715
1716   void *desc_map = set->desc_mem.map + bind_layout->descriptor_offset +
1717                    element * bind_layout->descriptor_stride;
1718   memcpy(desc_map, &desc_data, sizeof(desc_data));
1719}
1720
1721void anv_UpdateDescriptorSets(
1722    VkDevice                                    _device,
1723    uint32_t                                    descriptorWriteCount,
1724    const VkWriteDescriptorSet*                 pDescriptorWrites,
1725    uint32_t                                    descriptorCopyCount,
1726    const VkCopyDescriptorSet*                  pDescriptorCopies)
1727{
1728   ANV_FROM_HANDLE(anv_device, device, _device);
1729
1730   for (uint32_t i = 0; i < descriptorWriteCount; i++) {
1731      const VkWriteDescriptorSet *write = &pDescriptorWrites[i];
1732      ANV_FROM_HANDLE(anv_descriptor_set, set, write->dstSet);
1733
1734      switch (write->descriptorType) {
1735      case VK_DESCRIPTOR_TYPE_SAMPLER:
1736      case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
1737      case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
1738      case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
1739      case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
1740         for (uint32_t j = 0; j < write->descriptorCount; j++) {
1741            anv_descriptor_set_write_image_view(device, set,
1742                                                write->pImageInfo + j,
1743                                                write->descriptorType,
1744                                                write->dstBinding,
1745                                                write->dstArrayElement + j);
1746         }
1747         break;
1748
1749      case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
1750      case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
1751         for (uint32_t j = 0; j < write->descriptorCount; j++) {
1752            ANV_FROM_HANDLE(anv_buffer_view, bview,
1753                            write->pTexelBufferView[j]);
1754
1755            anv_descriptor_set_write_buffer_view(device, set,
1756                                                 write->descriptorType,
1757                                                 bview,
1758                                                 write->dstBinding,
1759                                                 write->dstArrayElement + j);
1760         }
1761         break;
1762
1763      case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
1764      case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
1765      case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
1766      case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
1767         for (uint32_t j = 0; j < write->descriptorCount; j++) {
1768            ANV_FROM_HANDLE(anv_buffer, buffer, write->pBufferInfo[j].buffer);
1769
1770            anv_descriptor_set_write_buffer(device, set,
1771                                            NULL,
1772                                            write->descriptorType,
1773                                            buffer,
1774                                            write->dstBinding,
1775                                            write->dstArrayElement + j,
1776                                            write->pBufferInfo[j].offset,
1777                                            write->pBufferInfo[j].range);
1778         }
1779         break;
1780
1781      case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK: {
1782         const VkWriteDescriptorSetInlineUniformBlock *inline_write =
1783            vk_find_struct_const(write->pNext,
1784                                 WRITE_DESCRIPTOR_SET_INLINE_UNIFORM_BLOCK);
1785         assert(inline_write->dataSize == write->descriptorCount);
1786         anv_descriptor_set_write_inline_uniform_data(device, set,
1787                                                      write->dstBinding,
1788                                                      inline_write->pData,
1789                                                      write->dstArrayElement,
1790                                                      inline_write->dataSize);
1791         break;
1792      }
1793
1794      case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR: {
1795         const VkWriteDescriptorSetAccelerationStructureKHR *accel_write =
1796            vk_find_struct_const(write, WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR);
1797         assert(accel_write->accelerationStructureCount ==
1798                write->descriptorCount);
1799         for (uint32_t j = 0; j < write->descriptorCount; j++) {
1800            ANV_FROM_HANDLE(anv_acceleration_structure, accel,
1801                            accel_write->pAccelerationStructures[j]);
1802            anv_descriptor_set_write_acceleration_structure(device, set, accel,
1803                                                            write->dstBinding,
1804                                                            write->dstArrayElement + j);
1805         }
1806         break;
1807      }
1808
1809      default:
1810         break;
1811      }
1812   }
1813
1814   for (uint32_t i = 0; i < descriptorCopyCount; i++) {
1815      const VkCopyDescriptorSet *copy = &pDescriptorCopies[i];
1816      ANV_FROM_HANDLE(anv_descriptor_set, src, copy->srcSet);
1817      ANV_FROM_HANDLE(anv_descriptor_set, dst, copy->dstSet);
1818
1819      const struct anv_descriptor_set_binding_layout *src_layout =
1820         &src->layout->binding[copy->srcBinding];
1821      struct anv_descriptor *src_desc =
1822         &src->descriptors[src_layout->descriptor_index];
1823      src_desc += copy->srcArrayElement;
1824
1825      if (src_layout->type == VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK) {
1826         anv_descriptor_set_write_inline_uniform_data(device, dst,
1827                                                      copy->dstBinding,
1828                                                      src->desc_mem.map + src_layout->descriptor_offset + copy->srcArrayElement,
1829                                                      copy->dstArrayElement,
1830                                                      copy->descriptorCount);
1831         continue;
1832      }
1833
1834
1835      /* Copy CPU side data */
1836      for (uint32_t j = 0; j < copy->descriptorCount; j++) {
1837         switch(src_desc[j].type) {
1838         case VK_DESCRIPTOR_TYPE_SAMPLER:
1839         case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
1840         case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
1841         case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
1842         case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT: {
1843            VkDescriptorImageInfo info = {
1844               .sampler = anv_sampler_to_handle(src_desc[j].sampler),
1845               .imageView = anv_image_view_to_handle(src_desc[j].image_view),
1846               .imageLayout = src_desc[j].layout
1847            };
1848            anv_descriptor_set_write_image_view(device, dst,
1849                                                &info,
1850                                                src_desc[j].type,
1851                                                copy->dstBinding,
1852                                                copy->dstArrayElement + j);
1853            break;
1854         }
1855
1856         case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
1857         case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER: {
1858            anv_descriptor_set_write_buffer_view(device, dst,
1859                                                 src_desc[j].type,
1860                                                 src_desc[j].buffer_view,
1861                                                 copy->dstBinding,
1862                                                 copy->dstArrayElement + j);
1863            break;
1864         }
1865
1866         case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
1867         case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
1868         case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
1869         case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC: {
1870            anv_descriptor_set_write_buffer(device, dst,
1871                                            NULL,
1872                                            src_desc[j].type,
1873                                            src_desc[j].buffer,
1874                                            copy->dstBinding,
1875                                            copy->dstArrayElement + j,
1876                                            src_desc[j].offset,
1877                                            src_desc[j].range);
1878            break;
1879         }
1880
1881         case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR: {
1882            anv_descriptor_set_write_acceleration_structure(device, dst,
1883                                                            src_desc[j].accel_struct,
1884                                                            copy->dstBinding,
1885                                                            copy->dstArrayElement + j);
1886            break;
1887         }
1888
1889         default:
1890            break;
1891         }
1892      }
1893   }
1894}
1895
1896/*
1897 * Descriptor update templates.
1898 */
1899
1900void
1901anv_descriptor_set_write_template(struct anv_device *device,
1902                                  struct anv_descriptor_set *set,
1903                                  struct anv_state_stream *alloc_stream,
1904                                  const struct anv_descriptor_update_template *template,
1905                                  const void *data)
1906{
1907   for (uint32_t i = 0; i < template->entry_count; i++) {
1908      const struct anv_descriptor_template_entry *entry =
1909         &template->entries[i];
1910
1911      switch (entry->type) {
1912      case VK_DESCRIPTOR_TYPE_SAMPLER:
1913      case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
1914      case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
1915      case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
1916      case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
1917         for (uint32_t j = 0; j < entry->array_count; j++) {
1918            const VkDescriptorImageInfo *info =
1919               data + entry->offset + j * entry->stride;
1920            anv_descriptor_set_write_image_view(device, set,
1921                                                info, entry->type,
1922                                                entry->binding,
1923                                                entry->array_element + j);
1924         }
1925         break;
1926
1927      case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
1928      case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
1929         for (uint32_t j = 0; j < entry->array_count; j++) {
1930            const VkBufferView *_bview =
1931               data + entry->offset + j * entry->stride;
1932            ANV_FROM_HANDLE(anv_buffer_view, bview, *_bview);
1933
1934            anv_descriptor_set_write_buffer_view(device, set,
1935                                                 entry->type,
1936                                                 bview,
1937                                                 entry->binding,
1938                                                 entry->array_element + j);
1939         }
1940         break;
1941
1942      case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
1943      case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
1944      case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
1945      case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
1946         for (uint32_t j = 0; j < entry->array_count; j++) {
1947            const VkDescriptorBufferInfo *info =
1948               data + entry->offset + j * entry->stride;
1949            ANV_FROM_HANDLE(anv_buffer, buffer, info->buffer);
1950
1951            anv_descriptor_set_write_buffer(device, set,
1952                                            alloc_stream,
1953                                            entry->type,
1954                                            buffer,
1955                                            entry->binding,
1956                                            entry->array_element + j,
1957                                            info->offset, info->range);
1958         }
1959         break;
1960
1961      case VK_DESCRIPTOR_TYPE_INLINE_UNIFORM_BLOCK:
1962         anv_descriptor_set_write_inline_uniform_data(device, set,
1963                                                      entry->binding,
1964                                                      data + entry->offset,
1965                                                      entry->array_element,
1966                                                      entry->array_count);
1967         break;
1968
1969      case VK_DESCRIPTOR_TYPE_ACCELERATION_STRUCTURE_KHR:
1970         for (uint32_t j = 0; j < entry->array_count; j++) {
1971            VkAccelerationStructureKHR *accel_obj =
1972               (VkAccelerationStructureKHR *)(data + entry->offset + j * entry->stride);
1973            ANV_FROM_HANDLE(anv_acceleration_structure, accel, *accel_obj);
1974
1975            anv_descriptor_set_write_acceleration_structure(device, set,
1976                                                            accel,
1977                                                            entry->binding,
1978                                                            entry->array_element + j);
1979         }
1980         break;
1981
1982      default:
1983         break;
1984      }
1985   }
1986}
1987
1988VkResult anv_CreateDescriptorUpdateTemplate(
1989    VkDevice                                    _device,
1990    const VkDescriptorUpdateTemplateCreateInfo* pCreateInfo,
1991    const VkAllocationCallbacks*                pAllocator,
1992    VkDescriptorUpdateTemplate*                 pDescriptorUpdateTemplate)
1993{
1994   ANV_FROM_HANDLE(anv_device, device, _device);
1995   struct anv_descriptor_update_template *template;
1996
1997   size_t size = sizeof(*template) +
1998      pCreateInfo->descriptorUpdateEntryCount * sizeof(template->entries[0]);
1999   template = vk_object_alloc(&device->vk, pAllocator, size,
2000                              VK_OBJECT_TYPE_DESCRIPTOR_UPDATE_TEMPLATE);
2001   if (template == NULL)
2002      return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
2003
2004   template->bind_point = pCreateInfo->pipelineBindPoint;
2005
2006   if (pCreateInfo->templateType == VK_DESCRIPTOR_UPDATE_TEMPLATE_TYPE_DESCRIPTOR_SET)
2007      template->set = pCreateInfo->set;
2008
2009   template->entry_count = pCreateInfo->descriptorUpdateEntryCount;
2010   for (uint32_t i = 0; i < template->entry_count; i++) {
2011      const VkDescriptorUpdateTemplateEntry *pEntry =
2012         &pCreateInfo->pDescriptorUpdateEntries[i];
2013
2014      template->entries[i] = (struct anv_descriptor_template_entry) {
2015         .type = pEntry->descriptorType,
2016         .binding = pEntry->dstBinding,
2017         .array_element = pEntry->dstArrayElement,
2018         .array_count = pEntry->descriptorCount,
2019         .offset = pEntry->offset,
2020         .stride = pEntry->stride,
2021      };
2022   }
2023
2024   *pDescriptorUpdateTemplate =
2025      anv_descriptor_update_template_to_handle(template);
2026
2027   return VK_SUCCESS;
2028}
2029
2030void anv_DestroyDescriptorUpdateTemplate(
2031    VkDevice                                    _device,
2032    VkDescriptorUpdateTemplate                  descriptorUpdateTemplate,
2033    const VkAllocationCallbacks*                pAllocator)
2034{
2035   ANV_FROM_HANDLE(anv_device, device, _device);
2036   ANV_FROM_HANDLE(anv_descriptor_update_template, template,
2037                   descriptorUpdateTemplate);
2038
2039   if (!template)
2040      return;
2041
2042   vk_object_free(&device->vk, pAllocator, template);
2043}
2044
2045void anv_UpdateDescriptorSetWithTemplate(
2046    VkDevice                                    _device,
2047    VkDescriptorSet                             descriptorSet,
2048    VkDescriptorUpdateTemplate                  descriptorUpdateTemplate,
2049    const void*                                 pData)
2050{
2051   ANV_FROM_HANDLE(anv_device, device, _device);
2052   ANV_FROM_HANDLE(anv_descriptor_set, set, descriptorSet);
2053   ANV_FROM_HANDLE(anv_descriptor_update_template, template,
2054                   descriptorUpdateTemplate);
2055
2056   anv_descriptor_set_write_template(device, set, NULL, template, pData);
2057}
2058