src/amd/vulkan/radv_wsi.c

   1 /*
   2  * Copyright © 2016 Red Hat
   3  * based on intel anv code:
   4  * Copyright © 2015 Intel Corporation
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  23  * IN THE SOFTWARE.
  24  */
  25
  26 #include "radv_private.h"
  27 #include "radv_meta.h"
  28 #include "wsi_common.h"
  29 #include "vk_util.h"
  30 #include "util/macros.h"
  31
  32 MAYBE_UNUSED static const struct wsi_callbacks wsi_cbs = {
  33    .get_phys_device_format_properties = radv_GetPhysicalDeviceFormatProperties,
  34 };
  35
  36 VkResult
  37 radv_init_wsi(struct radv_physical_device *physical_device)
  38 {
  39         VkResult result;
  40
  41         memset(physical_device->wsi_device.wsi, 0, sizeof(physical_device->wsi_device.wsi));
  42
  43 #ifdef VK_USE_PLATFORM_XCB_KHR
  44         result = wsi_x11_init_wsi(&physical_device->wsi_device, &physical_device->instance->alloc);
  45         if (result != VK_SUCCESS)
  46                 return result;
  47 #endif
  48
  49 #ifdef VK_USE_PLATFORM_WAYLAND_KHR
  50         result = wsi_wl_init_wsi(&physical_device->wsi_device, &physical_device->instance->alloc,
  51                                  radv_physical_device_to_handle(physical_device),
  52                                  &wsi_cbs);
  53         if (result != VK_SUCCESS) {
  54 #ifdef VK_USE_PLATFORM_XCB_KHR
  55                 wsi_x11_finish_wsi(&physical_device->wsi_device, &physical_device->instance->alloc);
  56 #endif
  57                 return result;
  58         }
  59 #endif
  60
  61         return VK_SUCCESS;
  62 }
  63
  64 void
  65 radv_finish_wsi(struct radv_physical_device *physical_device)
  66 {
  67 #ifdef VK_USE_PLATFORM_WAYLAND_KHR
  68         wsi_wl_finish_wsi(&physical_device->wsi_device, &physical_device->instance->alloc);
  69 #endif
  70 #ifdef VK_USE_PLATFORM_XCB_KHR
  71         wsi_x11_finish_wsi(&physical_device->wsi_device, &physical_device->instance->alloc);
  72 #endif
  73 }
  74
  75 void radv_DestroySurfaceKHR(
  76         VkInstance                                   _instance,
  77         VkSurfaceKHR                                 _surface,
  78         const VkAllocationCallbacks*                 pAllocator)
  79 {
  80         RADV_FROM_HANDLE(radv_instance, instance, _instance);
  81         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, _surface);
  82
  83         vk_free2(&instance->alloc, pAllocator, surface);
  84 }
  85
  86 VkResult radv_GetPhysicalDeviceSurfaceSupportKHR(
  87         VkPhysicalDevice                            physicalDevice,
  88         uint32_t                                    queueFamilyIndex,
  89         VkSurfaceKHR                                _surface,
  90         VkBool32*                                   pSupported)
  91 {
  92         RADV_FROM_HANDLE(radv_physical_device, device, physicalDevice);
  93         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, _surface);
  94         struct wsi_interface *iface = device->wsi_device.wsi[surface->platform];
  95
  96         return iface->get_support(surface, &device->wsi_device,
  97                                   &device->instance->alloc,
  98                                   queueFamilyIndex, device->local_fd, true, pSupported);
  99 }
 100
 101 VkResult radv_GetPhysicalDeviceSurfaceCapabilitiesKHR(
 102         VkPhysicalDevice                            physicalDevice,
 103         VkSurfaceKHR                                _surface,
 104         VkSurfaceCapabilitiesKHR*                   pSurfaceCapabilities)
 105 {
 106         RADV_FROM_HANDLE(radv_physical_device, device, physicalDevice);
 107         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, _surface);
 108         struct wsi_interface *iface = device->wsi_device.wsi[surface->platform];
 109
 110         return iface->get_capabilities(surface, pSurfaceCapabilities);
 111 }
 112
 113 VkResult radv_GetPhysicalDeviceSurfaceFormatsKHR(
 114         VkPhysicalDevice                            physicalDevice,
 115         VkSurfaceKHR                                _surface,
 116         uint32_t*                                   pSurfaceFormatCount,
 117         VkSurfaceFormatKHR*                         pSurfaceFormats)
 118 {
 119         RADV_FROM_HANDLE(radv_physical_device, device, physicalDevice);
 120         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, _surface);
 121         struct wsi_interface *iface = device->wsi_device.wsi[surface->platform];
 122
 123         return iface->get_formats(surface, &device->wsi_device, pSurfaceFormatCount,
 124                                   pSurfaceFormats);
 125 }
 126
 127 VkResult radv_GetPhysicalDeviceSurfacePresentModesKHR(
 128         VkPhysicalDevice                            physicalDevice,
 129         VkSurfaceKHR                                _surface,
 130         uint32_t*                                   pPresentModeCount,
 131         VkPresentModeKHR*                           pPresentModes)
 132 {
 133         RADV_FROM_HANDLE(radv_physical_device, device, physicalDevice);
 134         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, _surface);
 135         struct wsi_interface *iface = device->wsi_device.wsi[surface->platform];
 136
 137         return iface->get_present_modes(surface, pPresentModeCount,
 138                                         pPresentModes);
 139 }
 140
 141 static VkResult
 142 radv_wsi_image_create(VkDevice device_h,
 143                       const VkSwapchainCreateInfoKHR *pCreateInfo,
 144                       const VkAllocationCallbacks* pAllocator,
 145                       bool needs_linear_copy,
 146                       bool linear,
 147                       VkImage *image_p,
 148                       VkDeviceMemory *memory_p,
 149                       uint32_t *size,
 150                       uint32_t *offset,
 151                       uint32_t *row_pitch, int *fd_p)
 152 {
 153         VkResult result = VK_SUCCESS;
 154         struct radeon_surf *surface;
 155         VkImage image_h;
 156         struct radv_image *image;
 157         int fd;
 158         RADV_FROM_HANDLE(radv_device, device, device_h);
 159
 160         result = radv_image_create(device_h,
 161                                    &(struct radv_image_create_info) {
 162                                            .vk_info =
 163                                                    &(VkImageCreateInfo) {
 164                                                    .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO,
 165                                                    .imageType = VK_IMAGE_TYPE_2D,
 166                                                    .format = pCreateInfo->imageFormat,
 167                                                    .extent = {
 168                                                            .width = pCreateInfo->imageExtent.width,
 169                                                            .height = pCreateInfo->imageExtent.height,
 170                                                            .depth = 1
 171                                                    },
 172                                                    .mipLevels = 1,
 173                                                    .arrayLayers = 1,
 174                                                    .samples = 1,
 175                                                    /* FIXME: Need a way to use X tiling to allow scanout */
 176                                                    .tiling = linear ? VK_IMAGE_TILING_LINEAR : VK_IMAGE_TILING_OPTIMAL,
 177                                                    .usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
 178                                                    .flags = 0,
 179                                            },
 180                                                    .scanout = true},
 181                                    NULL,
 182                                    &image_h);
 183         if (result != VK_SUCCESS)
 184                 return result;
 185
 186         image = radv_image_from_handle(image_h);
 187
 188         VkDeviceMemory memory_h;
 189
 190         const VkMemoryDedicatedAllocateInfoKHR ded_alloc = {
 191                 .sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO_KHR,
 192                 .pNext = NULL,
 193                 .buffer = VK_NULL_HANDLE,
 194                 .image = image_h
 195         };
 196
 197         result = radv_AllocateMemory(device_h,
 198                                      &(VkMemoryAllocateInfo) {
 199                                              .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
 200                                              .pNext = &ded_alloc,
 201                                              .allocationSize = image->size,
 202                                              .memoryTypeIndex = linear ? 1 : 0,
 203                                      },
 204                                      NULL /* XXX: pAllocator */,
 205                                      &memory_h);
 206         if (result != VK_SUCCESS)
 207                 goto fail_create_image;
 208
 209         radv_BindImageMemory(device_h, image_h, memory_h, 0);
 210
 211         /*
 212          * return the fd for the image in the no copy mode,
 213          * or the fd for the linear image if a copy is required.
 214          */
 215         if (!needs_linear_copy || (needs_linear_copy && linear)) {
 216                 RADV_FROM_HANDLE(radv_device_memory, memory, memory_h);
 217                 if (!radv_get_memory_fd(device, memory, &fd))
 218                         goto fail_alloc_memory;
 219                 *fd_p = fd;
 220         }
 221
 222         surface = &image->surface;
 223
 224         *image_p = image_h;
 225         *memory_p = memory_h;
 226         *size = image->size;
 227         *offset = image->offset;
 228
 229         if (device->physical_device->rad_info.chip_class >= GFX9)
 230                 *row_pitch = surface->u.gfx9.surf_pitch * surface->bpe;
 231         else
 232                 *row_pitch = surface->u.legacy.level[0].nblk_x * surface->bpe;
 233         return VK_SUCCESS;
 234  fail_alloc_memory:
 235         radv_FreeMemory(device_h, memory_h, pAllocator);
 236
 237 fail_create_image:
 238         radv_DestroyImage(device_h, image_h, pAllocator);
 239
 240         return result;
 241 }
 242
 243 static void
 244 radv_wsi_image_free(VkDevice device,
 245                     const VkAllocationCallbacks* pAllocator,
 246                     VkImage image_h,
 247                     VkDeviceMemory memory_h)
 248 {
 249         radv_DestroyImage(device, image_h, pAllocator);
 250
 251         radv_FreeMemory(device, memory_h, pAllocator);
 252 }
 253
 254 static const struct wsi_image_fns radv_wsi_image_fns = {
 255    .create_wsi_image = radv_wsi_image_create,
 256    .free_wsi_image = radv_wsi_image_free,
 257 };
 258
 259 #define NUM_PRIME_POOLS RADV_QUEUE_TRANSFER
 260 static void
 261 radv_wsi_free_prime_command_buffers(struct radv_device *device,
 262                                     struct wsi_swapchain *swapchain)
 263 {
 264         const int num_pools = NUM_PRIME_POOLS;
 265         const int num_images = swapchain->image_count;
 266         int i;
 267         for (i = 0; i < num_pools; i++) {
 268                 radv_FreeCommandBuffers(radv_device_to_handle(device),
 269                                      swapchain->cmd_pools[i],
 270                                      swapchain->image_count,
 271                                      &swapchain->cmd_buffers[i * num_images]);
 272
 273                 radv_DestroyCommandPool(radv_device_to_handle(device),
 274                                      swapchain->cmd_pools[i],
 275                                      &swapchain->alloc);
 276         }
 277 }
 278
 279 static VkResult
 280 radv_wsi_create_prime_command_buffers(struct radv_device *device,
 281                                       const VkAllocationCallbacks *alloc,
 282                                       struct wsi_swapchain *swapchain)
 283 {
 284         const int num_pools = NUM_PRIME_POOLS;
 285         const int num_images = swapchain->image_count;
 286         int num_cmd_buffers = num_images * num_pools; //TODO bump to MAX_QUEUE_FAMILIES
 287         VkResult result;
 288         int i, j;
 289
 290         swapchain->cmd_buffers = vk_alloc(alloc, (sizeof(VkCommandBuffer) * num_cmd_buffers), 8,
 291                                           VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 292         if (!swapchain->cmd_buffers)
 293                 return VK_ERROR_OUT_OF_HOST_MEMORY;
 294
 295         memset(swapchain->cmd_buffers, 0, sizeof(VkCommandBuffer) * num_cmd_buffers);
 296         memset(swapchain->cmd_pools, 0, sizeof(VkCommandPool) * num_pools);
 297         for (i = 0; i < num_pools; i++) {
 298                 VkCommandPoolCreateInfo pool_create_info;
 299
 300                 pool_create_info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
 301                 pool_create_info.pNext = NULL;
 302                 pool_create_info.flags = 0;
 303                 pool_create_info.queueFamilyIndex = i;
 304
 305                 result = radv_CreateCommandPool(radv_device_to_handle(device),
 306                                                 &pool_create_info, alloc,
 307                                                 &swapchain->cmd_pools[i]);
 308                 if (result != VK_SUCCESS)
 309                         goto fail;
 310
 311                 VkCommandBufferAllocateInfo cmd_buffer_info;
 312                 cmd_buffer_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
 313                 cmd_buffer_info.pNext = NULL;
 314                 cmd_buffer_info.commandPool = swapchain->cmd_pools[i];
 315                 cmd_buffer_info.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
 316                 cmd_buffer_info.commandBufferCount = num_images;
 317
 318                 result = radv_AllocateCommandBuffers(radv_device_to_handle(device),
 319                                                      &cmd_buffer_info,
 320                                                      &swapchain->cmd_buffers[i * num_images]);
 321                 if (result != VK_SUCCESS)
 322                         goto fail;
 323                 for (j = 0; j < num_images; j++) {
 324                         VkImage image, linear_image;
 325                         int idx = (i * num_images) + j;
 326
 327                         swapchain->get_image_and_linear(swapchain, j, &image, &linear_image);
 328                         VkCommandBufferBeginInfo begin_info = {0};
 329
 330                         begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
 331
 332                         radv_BeginCommandBuffer(swapchain->cmd_buffers[idx], &begin_info);
 333
 334                         radv_blit_to_prime_linear(radv_cmd_buffer_from_handle(swapchain->cmd_buffers[idx]),
 335                                                   radv_image_from_handle(image),
 336                                                   radv_image_from_handle(linear_image));
 337
 338                         radv_EndCommandBuffer(swapchain->cmd_buffers[idx]);
 339                 }
 340         }
 341         return VK_SUCCESS;
 342 fail:
 343         radv_wsi_free_prime_command_buffers(device, swapchain);
 344         return result;
 345 }
 346
 347 VkResult radv_CreateSwapchainKHR(
 348         VkDevice                                     _device,
 349         const VkSwapchainCreateInfoKHR*              pCreateInfo,
 350         const VkAllocationCallbacks*                 pAllocator,
 351         VkSwapchainKHR*                              pSwapchain)
 352 {
 353         RADV_FROM_HANDLE(radv_device, device, _device);
 354         ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, pCreateInfo->surface);
 355         struct wsi_interface *iface =
 356                 device->physical_device->wsi_device.wsi[surface->platform];
 357         struct wsi_swapchain *swapchain;
 358         const VkAllocationCallbacks *alloc;
 359         if (pAllocator)
 360                 alloc = pAllocator;
 361         else
 362                 alloc = &device->alloc;
 363         VkResult result = iface->create_swapchain(surface, _device,
 364                                                   &device->physical_device->wsi_device,
 365                                                   device->physical_device->local_fd,
 366                                                   pCreateInfo,
 367                                                   alloc, &radv_wsi_image_fns,
 368                                                   &swapchain);
 369         if (result != VK_SUCCESS)
 370                 return result;
 371
 372         if (pAllocator)
 373                 swapchain->alloc = *pAllocator;
 374         else
 375                 swapchain->alloc = device->alloc;
 376
 377         for (unsigned i = 0; i < ARRAY_SIZE(swapchain->fences); i++)
 378                 swapchain->fences[i] = VK_NULL_HANDLE;
 379
 380         if (swapchain->needs_linear_copy) {
 381                 result = radv_wsi_create_prime_command_buffers(device, alloc,
 382                                                                swapchain);
 383                 if (result != VK_SUCCESS)
 384                         return result;
 385         }
 386
 387         *pSwapchain = wsi_swapchain_to_handle(swapchain);
 388
 389         return VK_SUCCESS;
 390 }
 391
 392 void radv_DestroySwapchainKHR(
 393         VkDevice                                     _device,
 394         VkSwapchainKHR                               _swapchain,
 395         const VkAllocationCallbacks*                 pAllocator)
 396 {
 397         RADV_FROM_HANDLE(radv_device, device, _device);
 398         RADV_FROM_HANDLE(wsi_swapchain, swapchain, _swapchain);
 399         const VkAllocationCallbacks *alloc;
 400
 401         if (!_swapchain)
 402                 return;
 403
 404         if (pAllocator)
 405                 alloc = pAllocator;
 406         else
 407                 alloc = &device->alloc;
 408
 409         for (unsigned i = 0; i < ARRAY_SIZE(swapchain->fences); i++) {
 410                 if (swapchain->fences[i] != VK_NULL_HANDLE)
 411                         radv_DestroyFence(_device, swapchain->fences[i], pAllocator);
 412         }
 413
 414         if (swapchain->needs_linear_copy)
 415                 radv_wsi_free_prime_command_buffers(device, swapchain);
 416
 417         swapchain->destroy(swapchain, alloc);
 418 }
 419
 420 VkResult radv_GetSwapchainImagesKHR(
 421         VkDevice                                     device,
 422         VkSwapchainKHR                               _swapchain,
 423         uint32_t*                                    pSwapchainImageCount,
 424         VkImage*                                     pSwapchainImages)
 425 {
 426         RADV_FROM_HANDLE(wsi_swapchain, swapchain, _swapchain);
 427
 428         return swapchain->get_images(swapchain, pSwapchainImageCount,
 429                                      pSwapchainImages);
 430 }
 431
 432 VkResult radv_AcquireNextImageKHR(
 433         VkDevice                                     device,
 434         VkSwapchainKHR                               _swapchain,
 435         uint64_t                                     timeout,
 436         VkSemaphore                                  semaphore,
 437         VkFence                                      _fence,
 438         uint32_t*                                    pImageIndex)
 439 {
 440         RADV_FROM_HANDLE(wsi_swapchain, swapchain, _swapchain);
 441         RADV_FROM_HANDLE(radv_fence, fence, _fence);
 442
 443         VkResult result = swapchain->acquire_next_image(swapchain, timeout, semaphore,
 444                                                         pImageIndex);
 445
 446         if (fence && (result == VK_SUCCESS || result == VK_SUBOPTIMAL_KHR)) {
 447                 fence->submitted = true;
 448                 fence->signalled = true;
 449         }
 450         return result;
 451 }
 452
 453 VkResult radv_QueuePresentKHR(
 454         VkQueue                                  _queue,
 455         const VkPresentInfoKHR*                  pPresentInfo)
 456 {
 457         RADV_FROM_HANDLE(radv_queue, queue, _queue);
 458         VkResult result = VK_SUCCESS;
 459         const VkPresentRegionsKHR *regions =
 460                  vk_find_struct_const(pPresentInfo->pNext, PRESENT_REGIONS_KHR);
 461
 462         for (uint32_t i = 0; i < pPresentInfo->swapchainCount; i++) {
 463                 RADV_FROM_HANDLE(wsi_swapchain, swapchain, pPresentInfo->pSwapchains[i]);
 464                 struct radeon_winsys_cs *cs;
 465                 const VkPresentRegionKHR *region = NULL;
 466                 VkResult item_result;
 467                 struct radv_winsys_sem_info sem_info;
 468
 469                 item_result = radv_alloc_sem_info(&sem_info,
 470                                                   pPresentInfo->waitSemaphoreCount,
 471                                                   pPresentInfo->pWaitSemaphores,
 472                                                   0,
 473                                                   NULL);
 474                 if (pPresentInfo->pResults != NULL)
 475                         pPresentInfo->pResults[i] = item_result;
 476                 result = result == VK_SUCCESS ? item_result : result;
 477                 if (item_result != VK_SUCCESS) {
 478                         radv_free_sem_info(&sem_info);
 479                         continue;
 480                 }
 481
 482                 assert(radv_device_from_handle(swapchain->device) == queue->device);
 483                 if (swapchain->fences[0] == VK_NULL_HANDLE) {
 484                         item_result = radv_CreateFence(radv_device_to_handle(queue->device),
 485                                                   &(VkFenceCreateInfo) {
 486                                                           .sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO,
 487                                                                   .flags = 0,
 488                                                                   }, &swapchain->alloc, &swapchain->fences[0]);
 489                         if (pPresentInfo->pResults != NULL)
 490                                 pPresentInfo->pResults[i] = item_result;
 491                         result = result == VK_SUCCESS ? item_result : result;
 492                         if (item_result != VK_SUCCESS) {
 493                                 radv_free_sem_info(&sem_info);
 494                                 continue;
 495                         }
 496                 } else {
 497                         radv_ResetFences(radv_device_to_handle(queue->device),
 498                                          1, &swapchain->fences[0]);
 499                 }
 500
 501                 if (swapchain->needs_linear_copy) {
 502                         int idx = (queue->queue_family_index * swapchain->image_count) + pPresentInfo->pImageIndices[i];
 503                         cs = radv_cmd_buffer_from_handle(swapchain->cmd_buffers[idx])->cs;
 504                 } else
 505                         cs = queue->device->empty_cs[queue->queue_family_index];
 506                 RADV_FROM_HANDLE(radv_fence, fence, swapchain->fences[0]);
 507                 struct radeon_winsys_fence *base_fence = fence->fence;
 508                 struct radeon_winsys_ctx *ctx = queue->hw_ctx;
 509
 510                 queue->device->ws->cs_submit(ctx, queue->queue_idx,
 511                                              &cs,
 512                                              1, NULL, NULL,
 513                                              &sem_info,
 514                                              false, base_fence);
 515                 fence->submitted = true;
 516
 517                 if (regions && regions->pRegions)
 518                         region = &regions->pRegions[i];
 519
 520                 item_result = swapchain->queue_present(swapchain,
 521                                                   pPresentInfo->pImageIndices[i],
 522                                                   region);
 523                 /* TODO: What if one of them returns OUT_OF_DATE? */
 524                 if (pPresentInfo->pResults != NULL)
 525                         pPresentInfo->pResults[i] = item_result;
 526                 result = result == VK_SUCCESS ? item_result : result;
 527                 if (item_result != VK_SUCCESS) {
 528                         radv_free_sem_info(&sem_info);
 529                         continue;
 530                 }
 531
 532                 VkFence last = swapchain->fences[2];
 533                 swapchain->fences[2] = swapchain->fences[1];
 534                 swapchain->fences[1] = swapchain->fences[0];
 535                 swapchain->fences[0] = last;
 536
 537                 if (last != VK_NULL_HANDLE) {
 538                         radv_WaitForFences(radv_device_to_handle(queue->device),
 539                                            1, &last, true, 1);
 540                 }
 541
 542                 radv_free_sem_info(&sem_info);
 543         }
 544
 545         return VK_SUCCESS;
 546 }