src/intel/vulkan/anv_device.c

   1 /*
   2  * Copyright © 2015 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #include <assert.h>
  25 #include <stdbool.h>
  26 #include <string.h>
  27 #include <unistd.h>
  28 #include <fcntl.h>
  29
  30 #include "anv_private.h"
  31 #include "anv_timestamp.h"
  32 #include "util/strtod.h"
  33 #include "util/debug.h"
  34
  35 #include "genxml/gen7_pack.h"
  36
  37 struct anv_dispatch_table dtable;
  38
  39 static void
  40 compiler_debug_log(void *data, const char *fmt, ...)
  41 { }
  42
  43 static void
  44 compiler_perf_log(void *data, const char *fmt, ...)
  45 {
  46    va_list args;
  47    va_start(args, fmt);
  48
  49    if (unlikely(INTEL_DEBUG & DEBUG_PERF))
  50       vfprintf(stderr, fmt, args);
  51
  52    va_end(args);
  53 }
  54
  55 static VkResult
  56 anv_physical_device_init(struct anv_physical_device *device,
  57                          struct anv_instance *instance,
  58                          const char *path)
  59 {
  60    VkResult result;
  61    int fd;
  62
  63    fd = open(path, O_RDWR | O_CLOEXEC);
  64    if (fd < 0)
  65       return vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
  66
  67    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
  68    device->instance = instance;
  69
  70    assert(strlen(path) < ARRAY_SIZE(device->path));
  71    strncpy(device->path, path, ARRAY_SIZE(device->path));
  72
  73    device->chipset_id = anv_gem_get_param(fd, I915_PARAM_CHIPSET_ID);
  74    if (!device->chipset_id) {
  75       result = vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
  76       goto fail;
  77    }
  78
  79    device->name = gen_get_device_name(device->chipset_id);
  80    if (!gen_get_device_info(device->chipset_id, &device->info)) {
  81       result = vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
  82       goto fail;
  83    }
  84
  85    if (device->info.is_haswell) {
  86       fprintf(stderr, "WARNING: Haswell Vulkan support is incomplete\n");
  87    } else if (device->info.gen == 7 && !device->info.is_baytrail) {
  88       fprintf(stderr, "WARNING: Ivy Bridge Vulkan support is incomplete\n");
  89    } else if (device->info.gen == 7 && device->info.is_baytrail) {
  90       fprintf(stderr, "WARNING: Bay Trail Vulkan support is incomplete\n");
  91    } else if (device->info.gen >= 8) {
  92       /* Broadwell, Cherryview, Skylake, Broxton, Kabylake is as fully
  93        * supported as anything */
  94    } else {
  95       result = vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
  96                          "Vulkan not yet supported on %s", device->name);
  97       goto fail;
  98    }
  99
 100    device->cmd_parser_version = -1;
 101    if (device->info.gen == 7) {
 102       device->cmd_parser_version =
 103          anv_gem_get_param(fd, I915_PARAM_CMD_PARSER_VERSION);
 104       if (device->cmd_parser_version == -1) {
 105          result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 106                             "failed to get command parser version");
 107          goto fail;
 108       }
 109    }
 110
 111    if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
 112       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 113                          "failed to get aperture size: %m");
 114       goto fail;
 115    }
 116
 117    if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
 118       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 119                          "kernel missing gem wait");
 120       goto fail;
 121    }
 122
 123    if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
 124       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 125                          "kernel missing execbuf2");
 126       goto fail;
 127    }
 128
 129    if (!device->info.has_llc &&
 130        anv_gem_get_param(fd, I915_PARAM_MMAP_VERSION) < 1) {
 131       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 132                          "kernel missing wc mmap");
 133       goto fail;
 134    }
 135
 136    bool swizzled = anv_gem_get_bit6_swizzle(fd, I915_TILING_X);
 137
 138    /* GENs prior to 8 do not support EU/Subslice info */
 139    if (device->info.gen >= 8) {
 140       device->subslice_total = anv_gem_get_param(fd, I915_PARAM_SUBSLICE_TOTAL);
 141       device->eu_total = anv_gem_get_param(fd, I915_PARAM_EU_TOTAL);
 142
 143       /* Without this information, we cannot get the right Braswell
 144        * brandstrings, and we have to use conservative numbers for GPGPU on
 145        * many platforms, but otherwise, things will just work.
 146        */
 147       if (device->subslice_total < 1 || device->eu_total < 1) {
 148          fprintf(stderr, "WARNING: Kernel 4.1 required to properly"
 149                          " query GPU properties.\n");
 150       }
 151    } else if (device->info.gen == 7) {
 152       device->subslice_total = 1 << (device->info.gt - 1);
 153    }
 154
 155    if (device->info.is_cherryview &&
 156        device->subslice_total > 0 && device->eu_total > 0) {
 157       /* Logical CS threads = EUs per subslice * 7 threads per EU */
 158       uint32_t max_cs_threads = device->eu_total / device->subslice_total * 7;
 159
 160       /* Fuse configurations may give more threads than expected, never less. */
 161       if (max_cs_threads > device->info.max_cs_threads)
 162          device->info.max_cs_threads = max_cs_threads;
 163    }
 164
 165    close(fd);
 166
 167    brw_process_intel_debug_variable();
 168
 169    device->compiler = brw_compiler_create(NULL, &device->info);
 170    if (device->compiler == NULL) {
 171       result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 172       goto fail;
 173    }
 174    device->compiler->shader_debug_log = compiler_debug_log;
 175    device->compiler->shader_perf_log = compiler_perf_log;
 176
 177    result = anv_init_wsi(device);
 178    if (result != VK_SUCCESS)
 179        goto fail;
 180
 181    /* XXX: Actually detect bit6 swizzling */
 182    isl_device_init(&device->isl_dev, &device->info, swizzled);
 183
 184    return VK_SUCCESS;
 185
 186 fail:
 187    close(fd);
 188    return result;
 189 }
 190
 191 static void
 192 anv_physical_device_finish(struct anv_physical_device *device)
 193 {
 194    anv_finish_wsi(device);
 195    ralloc_free(device->compiler);
 196 }
 197
 198 static const VkExtensionProperties global_extensions[] = {
 199    {
 200       .extensionName = VK_KHR_SURFACE_EXTENSION_NAME,
 201       .specVersion = 25,
 202    },
 203 #ifdef VK_USE_PLATFORM_XCB_KHR
 204    {
 205       .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
 206       .specVersion = 5,
 207    },
 208 #endif
 209 #ifdef VK_USE_PLATFORM_XLIB_KHR
 210    {
 211       .extensionName = VK_KHR_XLIB_SURFACE_EXTENSION_NAME,
 212       .specVersion = 5,
 213    },
 214 #endif
 215 #ifdef VK_USE_PLATFORM_WAYLAND_KHR
 216    {
 217       .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
 218       .specVersion = 4,
 219    },
 220 #endif
 221 };
 222
 223 static const VkExtensionProperties device_extensions[] = {
 224    {
 225       .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
 226       .specVersion = 67,
 227    },
 228 };
 229
 230 static void *
 231 default_alloc_func(void *pUserData, size_t size, size_t align,
 232                    VkSystemAllocationScope allocationScope)
 233 {
 234    return malloc(size);
 235 }
 236
 237 static void *
 238 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 239                      size_t align, VkSystemAllocationScope allocationScope)
 240 {
 241    return realloc(pOriginal, size);
 242 }
 243
 244 static void
 245 default_free_func(void *pUserData, void *pMemory)
 246 {
 247    free(pMemory);
 248 }
 249
 250 static const VkAllocationCallbacks default_alloc = {
 251    .pUserData = NULL,
 252    .pfnAllocation = default_alloc_func,
 253    .pfnReallocation = default_realloc_func,
 254    .pfnFree = default_free_func,
 255 };
 256
 257 VkResult anv_CreateInstance(
 258     const VkInstanceCreateInfo*                 pCreateInfo,
 259     const VkAllocationCallbacks*                pAllocator,
 260     VkInstance*                                 pInstance)
 261 {
 262    struct anv_instance *instance;
 263
 264    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 265
 266    uint32_t client_version;
 267    if (pCreateInfo->pApplicationInfo &&
 268        pCreateInfo->pApplicationInfo->apiVersion != 0) {
 269       client_version = pCreateInfo->pApplicationInfo->apiVersion;
 270    } else {
 271       client_version = VK_MAKE_VERSION(1, 0, 0);
 272    }
 273
 274    if (VK_MAKE_VERSION(1, 0, 0) > client_version ||
 275        client_version > VK_MAKE_VERSION(1, 0, 0xfff)) {
 276       return vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
 277                        "Client requested version %d.%d.%d",
 278                        VK_VERSION_MAJOR(client_version),
 279                        VK_VERSION_MINOR(client_version),
 280                        VK_VERSION_PATCH(client_version));
 281    }
 282
 283    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 284       bool found = false;
 285       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 286          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 287                     global_extensions[j].extensionName) == 0) {
 288             found = true;
 289             break;
 290          }
 291       }
 292       if (!found)
 293          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 294    }
 295
 296    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 297                          VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
 298    if (!instance)
 299       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 300
 301    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 302
 303    if (pAllocator)
 304       instance->alloc = *pAllocator;
 305    else
 306       instance->alloc = default_alloc;
 307
 308    instance->apiVersion = client_version;
 309    instance->physicalDeviceCount = -1;
 310
 311    _mesa_locale_init();
 312
 313    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 314
 315    *pInstance = anv_instance_to_handle(instance);
 316
 317    return VK_SUCCESS;
 318 }
 319
 320 void anv_DestroyInstance(
 321     VkInstance                                  _instance,
 322     const VkAllocationCallbacks*                pAllocator)
 323 {
 324    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 325
 326    if (instance->physicalDeviceCount > 0) {
 327       /* We support at most one physical device. */
 328       assert(instance->physicalDeviceCount == 1);
 329       anv_physical_device_finish(&instance->physicalDevice);
 330    }
 331
 332    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 333
 334    _mesa_locale_fini();
 335
 336    anv_free(&instance->alloc, instance);
 337 }
 338
 339 VkResult anv_EnumeratePhysicalDevices(
 340     VkInstance                                  _instance,
 341     uint32_t*                                   pPhysicalDeviceCount,
 342     VkPhysicalDevice*                           pPhysicalDevices)
 343 {
 344    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 345    VkResult result;
 346
 347    if (instance->physicalDeviceCount < 0) {
 348       char path[20];
 349       for (unsigned i = 0; i < 8; i++) {
 350          snprintf(path, sizeof(path), "/dev/dri/renderD%d", 128 + i);
 351          result = anv_physical_device_init(&instance->physicalDevice,
 352                                            instance, path);
 353          if (result == VK_SUCCESS)
 354             break;
 355       }
 356
 357       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 358          instance->physicalDeviceCount = 0;
 359       } else if (result == VK_SUCCESS) {
 360          instance->physicalDeviceCount = 1;
 361       } else {
 362          return result;
 363       }
 364    }
 365
 366    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 367     * otherwise it's an inout parameter.
 368     *
 369     * The Vulkan spec (git aaed022) says:
 370     *
 371     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 372     *    that is initialized with the number of devices the application is
 373     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 374     *    an array of at least this many VkPhysicalDevice handles [...].
 375     *
 376     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 377     *    overwrites the contents of the variable pointed to by
 378     *    pPhysicalDeviceCount with the number of physical devices in in the
 379     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 380     *    pPhysicalDeviceCount with the number of physical handles written to
 381     *    pPhysicalDevices.
 382     */
 383    if (!pPhysicalDevices) {
 384       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 385    } else if (*pPhysicalDeviceCount >= 1) {
 386       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 387       *pPhysicalDeviceCount = 1;
 388    } else if (*pPhysicalDeviceCount < instance->physicalDeviceCount) {
 389       return VK_INCOMPLETE;
 390    } else {
 391       *pPhysicalDeviceCount = 0;
 392    }
 393
 394    return VK_SUCCESS;
 395 }
 396
 397 void anv_GetPhysicalDeviceFeatures(
 398     VkPhysicalDevice                            physicalDevice,
 399     VkPhysicalDeviceFeatures*                   pFeatures)
 400 {
 401    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 402
 403    *pFeatures = (VkPhysicalDeviceFeatures) {
 404       .robustBufferAccess                       = true,
 405       .fullDrawIndexUint32                      = true,
 406       .imageCubeArray                           = false,
 407       .independentBlend                         = true,
 408       .geometryShader                           = true,
 409       .tessellationShader                       = false,
 410       .sampleRateShading                        = true,
 411       .dualSrcBlend                             = true,
 412       .logicOp                                  = true,
 413       .multiDrawIndirect                        = false,
 414       .drawIndirectFirstInstance                = false,
 415       .depthClamp                               = true,
 416       .depthBiasClamp                           = false,
 417       .fillModeNonSolid                         = true,
 418       .depthBounds                              = false,
 419       .wideLines                                = true,
 420       .largePoints                              = true,
 421       .alphaToOne                               = true,
 422       .multiViewport                            = true,
 423       .samplerAnisotropy                        = true,
 424       .textureCompressionETC2                   = pdevice->info.gen >= 8 ||
 425                                                   pdevice->info.is_baytrail,
 426       .textureCompressionASTC_LDR               = pdevice->info.gen >= 9, /* FINISHME CHV */
 427       .textureCompressionBC                     = true,
 428       .occlusionQueryPrecise                    = true,
 429       .pipelineStatisticsQuery                  = false,
 430       .fragmentStoresAndAtomics                 = true,
 431       .shaderTessellationAndGeometryPointSize   = true,
 432       .shaderImageGatherExtended                = false,
 433       .shaderStorageImageExtendedFormats        = false,
 434       .shaderStorageImageMultisample            = false,
 435       .shaderUniformBufferArrayDynamicIndexing  = true,
 436       .shaderSampledImageArrayDynamicIndexing   = true,
 437       .shaderStorageBufferArrayDynamicIndexing  = true,
 438       .shaderStorageImageArrayDynamicIndexing   = true,
 439       .shaderStorageImageReadWithoutFormat      = false,
 440       .shaderStorageImageWriteWithoutFormat     = true,
 441       .shaderClipDistance                       = false,
 442       .shaderCullDistance                       = false,
 443       .shaderFloat64                            = false,
 444       .shaderInt64                              = false,
 445       .shaderInt16                              = false,
 446       .alphaToOne                               = true,
 447       .variableMultisampleRate                  = false,
 448       .inheritedQueries                         = false,
 449    };
 450
 451    /* We can't do image stores in vec4 shaders */
 452    pFeatures->vertexPipelineStoresAndAtomics =
 453       pdevice->compiler->scalar_stage[MESA_SHADER_VERTEX] &&
 454       pdevice->compiler->scalar_stage[MESA_SHADER_GEOMETRY];
 455 }
 456
 457 void
 458 anv_device_get_cache_uuid(void *uuid)
 459 {
 460    memset(uuid, 0, VK_UUID_SIZE);
 461    snprintf(uuid, VK_UUID_SIZE, "anv-%s", ANV_TIMESTAMP);
 462 }
 463
 464 void anv_GetPhysicalDeviceProperties(
 465     VkPhysicalDevice                            physicalDevice,
 466     VkPhysicalDeviceProperties*                 pProperties)
 467 {
 468    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 469    const struct gen_device_info *devinfo = &pdevice->info;
 470
 471    const float time_stamp_base = devinfo->gen >= 9 ? 83.333 : 80.0;
 472
 473    /* See assertions made when programming the buffer surface state. */
 474    const uint32_t max_raw_buffer_sz = devinfo->gen >= 7 ?
 475                                       (1ul << 30) : (1ul << 27);
 476
 477    VkSampleCountFlags sample_counts =
 478       isl_device_get_sample_counts(&pdevice->isl_dev);
 479
 480    VkPhysicalDeviceLimits limits = {
 481       .maxImageDimension1D                      = (1 << 14),
 482       .maxImageDimension2D                      = (1 << 14),
 483       .maxImageDimension3D                      = (1 << 11),
 484       .maxImageDimensionCube                    = (1 << 14),
 485       .maxImageArrayLayers                      = (1 << 11),
 486       .maxTexelBufferElements                   = 128 * 1024 * 1024,
 487       .maxUniformBufferRange                    = (1ul << 27),
 488       .maxStorageBufferRange                    = max_raw_buffer_sz,
 489       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 490       .maxMemoryAllocationCount                 = UINT32_MAX,
 491       .maxSamplerAllocationCount                = 64 * 1024,
 492       .bufferImageGranularity                   = 64, /* A cache line */
 493       .sparseAddressSpaceSize                   = 0,
 494       .maxBoundDescriptorSets                   = MAX_SETS,
 495       .maxPerStageDescriptorSamplers            = 64,
 496       .maxPerStageDescriptorUniformBuffers      = 64,
 497       .maxPerStageDescriptorStorageBuffers      = 64,
 498       .maxPerStageDescriptorSampledImages       = 64,
 499       .maxPerStageDescriptorStorageImages       = 64,
 500       .maxPerStageDescriptorInputAttachments    = 64,
 501       .maxPerStageResources                     = 128,
 502       .maxDescriptorSetSamplers                 = 256,
 503       .maxDescriptorSetUniformBuffers           = 256,
 504       .maxDescriptorSetUniformBuffersDynamic    = 256,
 505       .maxDescriptorSetStorageBuffers           = 256,
 506       .maxDescriptorSetStorageBuffersDynamic    = 256,
 507       .maxDescriptorSetSampledImages            = 256,
 508       .maxDescriptorSetStorageImages            = 256,
 509       .maxDescriptorSetInputAttachments         = 256,
 510       .maxVertexInputAttributes                 = 32,
 511       .maxVertexInputBindings                   = 32,
 512       .maxVertexInputAttributeOffset            = 2047,
 513       .maxVertexInputBindingStride              = 2048,
 514       .maxVertexOutputComponents                = 128,
 515       .maxTessellationGenerationLevel           = 0,
 516       .maxTessellationPatchSize                 = 0,
 517       .maxTessellationControlPerVertexInputComponents = 0,
 518       .maxTessellationControlPerVertexOutputComponents = 0,
 519       .maxTessellationControlPerPatchOutputComponents = 0,
 520       .maxTessellationControlTotalOutputComponents = 0,
 521       .maxTessellationEvaluationInputComponents = 0,
 522       .maxTessellationEvaluationOutputComponents = 0,
 523       .maxGeometryShaderInvocations             = 32,
 524       .maxGeometryInputComponents               = 64,
 525       .maxGeometryOutputComponents              = 128,
 526       .maxGeometryOutputVertices                = 256,
 527       .maxGeometryTotalOutputComponents         = 1024,
 528       .maxFragmentInputComponents               = 128,
 529       .maxFragmentOutputAttachments             = 8,
 530       .maxFragmentDualSrcAttachments            = 2,
 531       .maxFragmentCombinedOutputResources       = 8,
 532       .maxComputeSharedMemorySize               = 32768,
 533       .maxComputeWorkGroupCount                 = { 65535, 65535, 65535 },
 534       .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
 535       .maxComputeWorkGroupSize = {
 536          16 * devinfo->max_cs_threads,
 537          16 * devinfo->max_cs_threads,
 538          16 * devinfo->max_cs_threads,
 539       },
 540       .subPixelPrecisionBits                    = 4 /* FIXME */,
 541       .subTexelPrecisionBits                    = 4 /* FIXME */,
 542       .mipmapPrecisionBits                      = 4 /* FIXME */,
 543       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 544       .maxDrawIndirectCount                     = UINT32_MAX,
 545       .maxSamplerLodBias                        = 16,
 546       .maxSamplerAnisotropy                     = 16,
 547       .maxViewports                             = MAX_VIEWPORTS,
 548       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 549       .viewportBoundsRange                      = { INT16_MIN, INT16_MAX },
 550       .viewportSubPixelBits                     = 13, /* We take a float? */
 551       .minMemoryMapAlignment                    = 4096, /* A page */
 552       .minTexelBufferOffsetAlignment            = 1,
 553       .minUniformBufferOffsetAlignment          = 1,
 554       .minStorageBufferOffsetAlignment          = 1,
 555       .minTexelOffset                           = -8,
 556       .maxTexelOffset                           = 7,
 557       .minTexelGatherOffset                     = -8,
 558       .maxTexelGatherOffset                     = 7,
 559       .minInterpolationOffset                   = -0.5,
 560       .maxInterpolationOffset                   = 0.4375,
 561       .subPixelInterpolationOffsetBits          = 4,
 562       .maxFramebufferWidth                      = (1 << 14),
 563       .maxFramebufferHeight                     = (1 << 14),
 564       .maxFramebufferLayers                     = (1 << 10),
 565       .framebufferColorSampleCounts             = sample_counts,
 566       .framebufferDepthSampleCounts             = sample_counts,
 567       .framebufferStencilSampleCounts           = sample_counts,
 568       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 569       .maxColorAttachments                      = MAX_RTS,
 570       .sampledImageColorSampleCounts            = sample_counts,
 571       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 572       .sampledImageDepthSampleCounts            = sample_counts,
 573       .sampledImageStencilSampleCounts          = sample_counts,
 574       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 575       .maxSampleMaskWords                       = 1,
 576       .timestampComputeAndGraphics              = false,
 577       .timestampPeriod                          = time_stamp_base,
 578       .maxClipDistances                         = 0 /* FIXME */,
 579       .maxCullDistances                         = 0 /* FIXME */,
 580       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 581       .discreteQueuePriorities                  = 1,
 582       .pointSizeRange                           = { 0.125, 255.875 },
 583       .lineWidthRange                           = { 0.0, 7.9921875 },
 584       .pointSizeGranularity                     = (1.0 / 8.0),
 585       .lineWidthGranularity                     = (1.0 / 128.0),
 586       .strictLines                              = false, /* FINISHME */
 587       .standardSampleLocations                  = true,
 588       .optimalBufferCopyOffsetAlignment         = 128,
 589       .optimalBufferCopyRowPitchAlignment       = 128,
 590       .nonCoherentAtomSize                      = 64,
 591    };
 592
 593    *pProperties = (VkPhysicalDeviceProperties) {
 594       .apiVersion = VK_MAKE_VERSION(1, 0, 5),
 595       .driverVersion = 1,
 596       .vendorID = 0x8086,
 597       .deviceID = pdevice->chipset_id,
 598       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 599       .limits = limits,
 600       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 601    };
 602
 603    strcpy(pProperties->deviceName, pdevice->name);
 604    anv_device_get_cache_uuid(pProperties->pipelineCacheUUID);
 605 }
 606
 607 void anv_GetPhysicalDeviceQueueFamilyProperties(
 608     VkPhysicalDevice                            physicalDevice,
 609     uint32_t*                                   pCount,
 610     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 611 {
 612    if (pQueueFamilyProperties == NULL) {
 613       *pCount = 1;
 614       return;
 615    }
 616
 617    assert(*pCount >= 1);
 618
 619    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 620       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 621                     VK_QUEUE_COMPUTE_BIT |
 622                     VK_QUEUE_TRANSFER_BIT,
 623       .queueCount = 1,
 624       .timestampValidBits = 36, /* XXX: Real value here */
 625       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 626    };
 627 }
 628
 629 void anv_GetPhysicalDeviceMemoryProperties(
 630     VkPhysicalDevice                            physicalDevice,
 631     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 632 {
 633    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 634    VkDeviceSize heap_size;
 635
 636    /* Reserve some wiggle room for the driver by exposing only 75% of the
 637     * aperture to the heap.
 638     */
 639    heap_size = 3 * physical_device->aperture_size / 4;
 640
 641    if (physical_device->info.has_llc) {
 642       /* Big core GPUs share LLC with the CPU and thus one memory type can be
 643        * both cached and coherent at the same time.
 644        */
 645       pMemoryProperties->memoryTypeCount = 1;
 646       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 647          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 648                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 649                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 650                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 651          .heapIndex = 0,
 652       };
 653    } else {
 654       /* The spec requires that we expose a host-visible, coherent memory
 655        * type, but Atom GPUs don't share LLC. Thus we offer two memory types
 656        * to give the application a choice between cached, but not coherent and
 657        * coherent but uncached (WC though).
 658        */
 659       pMemoryProperties->memoryTypeCount = 2;
 660       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 661          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 662                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 663                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
 664          .heapIndex = 0,
 665       };
 666       pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
 667          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 668                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 669                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 670          .heapIndex = 0,
 671       };
 672    }
 673
 674    pMemoryProperties->memoryHeapCount = 1;
 675    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 676       .size = heap_size,
 677       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 678    };
 679 }
 680
 681 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 682     VkInstance                                  instance,
 683     const char*                                 pName)
 684 {
 685    return anv_lookup_entrypoint(pName);
 686 }
 687
 688 /* With version 1+ of the loader interface the ICD should expose
 689  * vk_icdGetInstanceProcAddr to work around certain LD_PRELOAD issues seen in apps.
 690  */
 691 PUBLIC
 692 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 693     VkInstance                                  instance,
 694     const char*                                 pName);
 695
 696 PUBLIC
 697 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 698     VkInstance                                  instance,
 699     const char*                                 pName)
 700 {
 701    return anv_GetInstanceProcAddr(instance, pName);
 702 }
 703
 704 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 705     VkDevice                                    device,
 706     const char*                                 pName)
 707 {
 708    return anv_lookup_entrypoint(pName);
 709 }
 710
 711 static VkResult
 712 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 713 {
 714    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 715    queue->device = device;
 716    queue->pool = &device->surface_state_pool;
 717
 718    return VK_SUCCESS;
 719 }
 720
 721 static void
 722 anv_queue_finish(struct anv_queue *queue)
 723 {
 724 }
 725
 726 static struct anv_state
 727 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 728 {
 729    struct anv_state state;
 730
 731    state = anv_state_pool_alloc(pool, size, align);
 732    memcpy(state.map, p, size);
 733
 734    if (!pool->block_pool->device->info.has_llc)
 735       anv_state_clflush(state);
 736
 737    return state;
 738 }
 739
 740 struct gen8_border_color {
 741    union {
 742       float float32[4];
 743       uint32_t uint32[4];
 744    };
 745    /* Pad out to 64 bytes */
 746    uint32_t _pad[12];
 747 };
 748
 749 static void
 750 anv_device_init_border_colors(struct anv_device *device)
 751 {
 752    static const struct gen8_border_color border_colors[] = {
 753       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 754       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 755       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 756       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 757       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 758       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 759    };
 760
 761    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 762                                                     sizeof(border_colors), 64,
 763                                                     border_colors);
 764 }
 765
 766 VkResult
 767 anv_device_submit_simple_batch(struct anv_device *device,
 768                                struct anv_batch *batch)
 769 {
 770    struct drm_i915_gem_execbuffer2 execbuf;
 771    struct drm_i915_gem_exec_object2 exec2_objects[1];
 772    struct anv_bo bo;
 773    VkResult result = VK_SUCCESS;
 774    uint32_t size;
 775    int64_t timeout;
 776    int ret;
 777
 778    /* Kernel driver requires 8 byte aligned batch length */
 779    size = align_u32(batch->next - batch->start, 8);
 780    result = anv_bo_pool_alloc(&device->batch_bo_pool, &bo, size);
 781    if (result != VK_SUCCESS)
 782       return result;
 783
 784    memcpy(bo.map, batch->start, size);
 785    if (!device->info.has_llc)
 786       anv_clflush_range(bo.map, size);
 787
 788    exec2_objects[0].handle = bo.gem_handle;
 789    exec2_objects[0].relocation_count = 0;
 790    exec2_objects[0].relocs_ptr = 0;
 791    exec2_objects[0].alignment = 0;
 792    exec2_objects[0].offset = bo.offset;
 793    exec2_objects[0].flags = 0;
 794    exec2_objects[0].rsvd1 = 0;
 795    exec2_objects[0].rsvd2 = 0;
 796
 797    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 798    execbuf.buffer_count = 1;
 799    execbuf.batch_start_offset = 0;
 800    execbuf.batch_len = size;
 801    execbuf.cliprects_ptr = 0;
 802    execbuf.num_cliprects = 0;
 803    execbuf.DR1 = 0;
 804    execbuf.DR4 = 0;
 805
 806    execbuf.flags =
 807       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 808    execbuf.rsvd1 = device->context_id;
 809    execbuf.rsvd2 = 0;
 810
 811    ret = anv_gem_execbuffer(device, &execbuf);
 812    if (ret != 0) {
 813       /* We don't know the real error. */
 814       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 815       goto fail;
 816    }
 817
 818    timeout = INT64_MAX;
 819    ret = anv_gem_wait(device, bo.gem_handle, &timeout);
 820    if (ret != 0) {
 821       /* We don't know the real error. */
 822       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 823       goto fail;
 824    }
 825
 826  fail:
 827    anv_bo_pool_free(&device->batch_bo_pool, &bo);
 828
 829    return result;
 830 }
 831
 832 VkResult anv_CreateDevice(
 833     VkPhysicalDevice                            physicalDevice,
 834     const VkDeviceCreateInfo*                   pCreateInfo,
 835     const VkAllocationCallbacks*                pAllocator,
 836     VkDevice*                                   pDevice)
 837 {
 838    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 839    VkResult result;
 840    struct anv_device *device;
 841
 842    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 843
 844    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 845       bool found = false;
 846       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 847          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 848                     device_extensions[j].extensionName) == 0) {
 849             found = true;
 850             break;
 851          }
 852       }
 853       if (!found)
 854          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 855    }
 856
 857    anv_set_dispatch_devinfo(&physical_device->info);
 858
 859    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 860                        sizeof(*device), 8,
 861                        VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 862    if (!device)
 863       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 864
 865    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 866    device->instance = physical_device->instance;
 867    device->chipset_id = physical_device->chipset_id;
 868
 869    if (pAllocator)
 870       device->alloc = *pAllocator;
 871    else
 872       device->alloc = physical_device->instance->alloc;
 873
 874    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 875    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 876    if (device->fd == -1) {
 877       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 878       goto fail_device;
 879    }
 880
 881    device->context_id = anv_gem_create_context(device);
 882    if (device->context_id == -1) {
 883       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 884       goto fail_fd;
 885    }
 886
 887    device->info = physical_device->info;
 888    device->isl_dev = physical_device->isl_dev;
 889
 890    /* On Broadwell and later, we can use batch chaining to more efficiently
 891     * implement growing command buffers.  Prior to Haswell, the kernel
 892     * command parser gets in the way and we have to fall back to growing
 893     * the batch.
 894     */
 895    device->can_chain_batches = device->info.gen >= 8;
 896
 897    device->robust_buffer_access = pCreateInfo->pEnabledFeatures &&
 898       pCreateInfo->pEnabledFeatures->robustBufferAccess;
 899
 900    pthread_mutex_init(&device->mutex, NULL);
 901
 902    anv_bo_pool_init(&device->batch_bo_pool, device);
 903
 904    anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
 905
 906    anv_state_pool_init(&device->dynamic_state_pool,
 907                        &device->dynamic_state_block_pool);
 908
 909    anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
 910    anv_state_pool_init(&device->instruction_state_pool,
 911                        &device->instruction_block_pool);
 912
 913    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 914
 915    anv_state_pool_init(&device->surface_state_pool,
 916                        &device->surface_state_block_pool);
 917
 918    anv_bo_init_new(&device->workaround_bo, device, 1024);
 919
 920    anv_scratch_pool_init(device, &device->scratch_pool);
 921
 922    anv_queue_init(device, &device->queue);
 923
 924    switch (device->info.gen) {
 925    case 7:
 926       if (!device->info.is_haswell)
 927          result = gen7_init_device_state(device);
 928       else
 929          result = gen75_init_device_state(device);
 930       break;
 931    case 8:
 932       result = gen8_init_device_state(device);
 933       break;
 934    case 9:
 935       result = gen9_init_device_state(device);
 936       break;
 937    default:
 938       /* Shouldn't get here as we don't create physical devices for any other
 939        * gens. */
 940       unreachable("unhandled gen");
 941    }
 942    if (result != VK_SUCCESS)
 943       goto fail_fd;
 944
 945    anv_device_init_blorp(device);
 946
 947    anv_device_init_border_colors(device);
 948
 949    *pDevice = anv_device_to_handle(device);
 950
 951    return VK_SUCCESS;
 952
 953  fail_fd:
 954    close(device->fd);
 955  fail_device:
 956    anv_free(&device->alloc, device);
 957
 958    return result;
 959 }
 960
 961 void anv_DestroyDevice(
 962     VkDevice                                    _device,
 963     const VkAllocationCallbacks*                pAllocator)
 964 {
 965    ANV_FROM_HANDLE(anv_device, device, _device);
 966
 967    anv_queue_finish(&device->queue);
 968
 969    anv_device_finish_blorp(device);
 970
 971 #ifdef HAVE_VALGRIND
 972    /* We only need to free these to prevent valgrind errors.  The backing
 973     * BO will go away in a couple of lines so we don't actually leak.
 974     */
 975    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 976 #endif
 977
 978    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 979    anv_gem_close(device, device->workaround_bo.gem_handle);
 980
 981    anv_bo_pool_finish(&device->batch_bo_pool);
 982    anv_state_pool_finish(&device->dynamic_state_pool);
 983    anv_block_pool_finish(&device->dynamic_state_block_pool);
 984    anv_state_pool_finish(&device->instruction_state_pool);
 985    anv_block_pool_finish(&device->instruction_block_pool);
 986    anv_state_pool_finish(&device->surface_state_pool);
 987    anv_block_pool_finish(&device->surface_state_block_pool);
 988    anv_scratch_pool_finish(device, &device->scratch_pool);
 989
 990    close(device->fd);
 991
 992    pthread_mutex_destroy(&device->mutex);
 993
 994    anv_free(&device->alloc, device);
 995 }
 996
 997 VkResult anv_EnumerateInstanceExtensionProperties(
 998     const char*                                 pLayerName,
 999     uint32_t*                                   pPropertyCount,
1000     VkExtensionProperties*                      pProperties)
1001 {
1002    if (pProperties == NULL) {
1003       *pPropertyCount = ARRAY_SIZE(global_extensions);
1004       return VK_SUCCESS;
1005    }
1006
1007    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
1008
1009    *pPropertyCount = ARRAY_SIZE(global_extensions);
1010    memcpy(pProperties, global_extensions, sizeof(global_extensions));
1011
1012    return VK_SUCCESS;
1013 }
1014
1015 VkResult anv_EnumerateDeviceExtensionProperties(
1016     VkPhysicalDevice                            physicalDevice,
1017     const char*                                 pLayerName,
1018     uint32_t*                                   pPropertyCount,
1019     VkExtensionProperties*                      pProperties)
1020 {
1021    if (pProperties == NULL) {
1022       *pPropertyCount = ARRAY_SIZE(device_extensions);
1023       return VK_SUCCESS;
1024    }
1025
1026    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
1027
1028    *pPropertyCount = ARRAY_SIZE(device_extensions);
1029    memcpy(pProperties, device_extensions, sizeof(device_extensions));
1030
1031    return VK_SUCCESS;
1032 }
1033
1034 VkResult anv_EnumerateInstanceLayerProperties(
1035     uint32_t*                                   pPropertyCount,
1036     VkLayerProperties*                          pProperties)
1037 {
1038    if (pProperties == NULL) {
1039       *pPropertyCount = 0;
1040       return VK_SUCCESS;
1041    }
1042
1043    /* None supported at this time */
1044    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1045 }
1046
1047 VkResult anv_EnumerateDeviceLayerProperties(
1048     VkPhysicalDevice                            physicalDevice,
1049     uint32_t*                                   pPropertyCount,
1050     VkLayerProperties*                          pProperties)
1051 {
1052    if (pProperties == NULL) {
1053       *pPropertyCount = 0;
1054       return VK_SUCCESS;
1055    }
1056
1057    /* None supported at this time */
1058    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1059 }
1060
1061 void anv_GetDeviceQueue(
1062     VkDevice                                    _device,
1063     uint32_t                                    queueNodeIndex,
1064     uint32_t                                    queueIndex,
1065     VkQueue*                                    pQueue)
1066 {
1067    ANV_FROM_HANDLE(anv_device, device, _device);
1068
1069    assert(queueIndex == 0);
1070
1071    *pQueue = anv_queue_to_handle(&device->queue);
1072 }
1073
1074 VkResult anv_QueueSubmit(
1075     VkQueue                                     _queue,
1076     uint32_t                                    submitCount,
1077     const VkSubmitInfo*                         pSubmits,
1078     VkFence                                     _fence)
1079 {
1080    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1081    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1082    struct anv_device *device = queue->device;
1083    int ret;
1084
1085    for (uint32_t i = 0; i < submitCount; i++) {
1086       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
1087          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
1088                          pSubmits[i].pCommandBuffers[j]);
1089          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
1090
1091          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
1092          if (ret != 0) {
1093             /* We don't know the real error. */
1094             return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1095                              "execbuf2 failed: %m");
1096          }
1097
1098          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
1099             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
1100       }
1101    }
1102
1103    if (fence) {
1104       ret = anv_gem_execbuffer(device, &fence->execbuf);
1105       if (ret != 0) {
1106          /* We don't know the real error. */
1107          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1108                           "execbuf2 failed: %m");
1109       }
1110    }
1111
1112    return VK_SUCCESS;
1113 }
1114
1115 VkResult anv_QueueWaitIdle(
1116     VkQueue                                     _queue)
1117 {
1118    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1119
1120    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
1121 }
1122
1123 VkResult anv_DeviceWaitIdle(
1124     VkDevice                                    _device)
1125 {
1126    ANV_FROM_HANDLE(anv_device, device, _device);
1127    struct anv_batch batch;
1128
1129    uint32_t cmds[8];
1130    batch.start = batch.next = cmds;
1131    batch.end = (void *) cmds + sizeof(cmds);
1132
1133    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1134    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1135
1136    return anv_device_submit_simple_batch(device, &batch);
1137 }
1138
1139 VkResult
1140 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
1141 {
1142    bo->gem_handle = anv_gem_create(device, size);
1143    if (!bo->gem_handle)
1144       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
1145
1146    bo->map = NULL;
1147    bo->index = 0;
1148    bo->offset = 0;
1149    bo->size = size;
1150    bo->is_winsys_bo = false;
1151
1152    return VK_SUCCESS;
1153 }
1154
1155 VkResult anv_AllocateMemory(
1156     VkDevice                                    _device,
1157     const VkMemoryAllocateInfo*                 pAllocateInfo,
1158     const VkAllocationCallbacks*                pAllocator,
1159     VkDeviceMemory*                             pMem)
1160 {
1161    ANV_FROM_HANDLE(anv_device, device, _device);
1162    struct anv_device_memory *mem;
1163    VkResult result;
1164
1165    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1166
1167    if (pAllocateInfo->allocationSize == 0) {
1168       /* Apparently, this is allowed */
1169       *pMem = VK_NULL_HANDLE;
1170       return VK_SUCCESS;
1171    }
1172
1173    /* We support exactly one memory heap. */
1174    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1175           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1176
1177    /* FINISHME: Fail if allocation request exceeds heap size. */
1178
1179    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1180                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1181    if (mem == NULL)
1182       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1183
1184    /* The kernel is going to give us whole pages anyway */
1185    uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
1186
1187    result = anv_bo_init_new(&mem->bo, device, alloc_size);
1188    if (result != VK_SUCCESS)
1189       goto fail;
1190
1191    mem->type_index = pAllocateInfo->memoryTypeIndex;
1192
1193    *pMem = anv_device_memory_to_handle(mem);
1194
1195    return VK_SUCCESS;
1196
1197  fail:
1198    anv_free2(&device->alloc, pAllocator, mem);
1199
1200    return result;
1201 }
1202
1203 void anv_FreeMemory(
1204     VkDevice                                    _device,
1205     VkDeviceMemory                              _mem,
1206     const VkAllocationCallbacks*                pAllocator)
1207 {
1208    ANV_FROM_HANDLE(anv_device, device, _device);
1209    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1210
1211    if (mem == NULL)
1212       return;
1213
1214    if (mem->bo.map)
1215       anv_gem_munmap(mem->bo.map, mem->bo.size);
1216
1217    if (mem->bo.gem_handle != 0)
1218       anv_gem_close(device, mem->bo.gem_handle);
1219
1220    anv_free2(&device->alloc, pAllocator, mem);
1221 }
1222
1223 VkResult anv_MapMemory(
1224     VkDevice                                    _device,
1225     VkDeviceMemory                              _memory,
1226     VkDeviceSize                                offset,
1227     VkDeviceSize                                size,
1228     VkMemoryMapFlags                            flags,
1229     void**                                      ppData)
1230 {
1231    ANV_FROM_HANDLE(anv_device, device, _device);
1232    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1233
1234    if (mem == NULL) {
1235       *ppData = NULL;
1236       return VK_SUCCESS;
1237    }
1238
1239    if (size == VK_WHOLE_SIZE)
1240       size = mem->bo.size - offset;
1241
1242    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1243     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1244     * at a time is valid. We could just mmap up front and return an offset
1245     * pointer here, but that may exhaust virtual memory on 32 bit
1246     * userspace. */
1247
1248    uint32_t gem_flags = 0;
1249    if (!device->info.has_llc && mem->type_index == 0)
1250       gem_flags |= I915_MMAP_WC;
1251
1252    /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
1253    uint64_t map_offset = offset & ~4095ull;
1254    assert(offset >= map_offset);
1255    uint64_t map_size = (offset + size) - map_offset;
1256
1257    /* Let's map whole pages */
1258    map_size = align_u64(map_size, 4096);
1259
1260    mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
1261                            map_offset, map_size, gem_flags);
1262    mem->map_size = map_size;
1263
1264    *ppData = mem->map + (offset - map_offset);
1265
1266    return VK_SUCCESS;
1267 }
1268
1269 void anv_UnmapMemory(
1270     VkDevice                                    _device,
1271     VkDeviceMemory                              _memory)
1272 {
1273    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1274
1275    if (mem == NULL)
1276       return;
1277
1278    anv_gem_munmap(mem->map, mem->map_size);
1279 }
1280
1281 static void
1282 clflush_mapped_ranges(struct anv_device         *device,
1283                       uint32_t                   count,
1284                       const VkMappedMemoryRange *ranges)
1285 {
1286    for (uint32_t i = 0; i < count; i++) {
1287       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1288       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1289       void *end;
1290
1291       if (ranges[i].offset + ranges[i].size > mem->map_size)
1292          end = mem->map + mem->map_size;
1293       else
1294          end = mem->map + ranges[i].offset + ranges[i].size;
1295
1296       while (p < end) {
1297          __builtin_ia32_clflush(p);
1298          p += CACHELINE_SIZE;
1299       }
1300    }
1301 }
1302
1303 VkResult anv_FlushMappedMemoryRanges(
1304     VkDevice                                    _device,
1305     uint32_t                                    memoryRangeCount,
1306     const VkMappedMemoryRange*                  pMemoryRanges)
1307 {
1308    ANV_FROM_HANDLE(anv_device, device, _device);
1309
1310    if (device->info.has_llc)
1311       return VK_SUCCESS;
1312
1313    /* Make sure the writes we're flushing have landed. */
1314    __builtin_ia32_mfence();
1315
1316    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1317
1318    return VK_SUCCESS;
1319 }
1320
1321 VkResult anv_InvalidateMappedMemoryRanges(
1322     VkDevice                                    _device,
1323     uint32_t                                    memoryRangeCount,
1324     const VkMappedMemoryRange*                  pMemoryRanges)
1325 {
1326    ANV_FROM_HANDLE(anv_device, device, _device);
1327
1328    if (device->info.has_llc)
1329       return VK_SUCCESS;
1330
1331    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1332
1333    /* Make sure no reads get moved up above the invalidate. */
1334    __builtin_ia32_mfence();
1335
1336    return VK_SUCCESS;
1337 }
1338
1339 void anv_GetBufferMemoryRequirements(
1340     VkDevice                                    device,
1341     VkBuffer                                    _buffer,
1342     VkMemoryRequirements*                       pMemoryRequirements)
1343 {
1344    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1345
1346    /* The Vulkan spec (git aaed022) says:
1347     *
1348     *    memoryTypeBits is a bitfield and contains one bit set for every
1349     *    supported memory type for the resource. The bit `1<<i` is set if and
1350     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1351     *    structure for the physical device is supported.
1352     *
1353     * We support exactly one memory type.
1354     */
1355    pMemoryRequirements->memoryTypeBits = 1;
1356
1357    pMemoryRequirements->size = buffer->size;
1358    pMemoryRequirements->alignment = 16;
1359 }
1360
1361 void anv_GetImageMemoryRequirements(
1362     VkDevice                                    device,
1363     VkImage                                     _image,
1364     VkMemoryRequirements*                       pMemoryRequirements)
1365 {
1366    ANV_FROM_HANDLE(anv_image, image, _image);
1367
1368    /* The Vulkan spec (git aaed022) says:
1369     *
1370     *    memoryTypeBits is a bitfield and contains one bit set for every
1371     *    supported memory type for the resource. The bit `1<<i` is set if and
1372     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1373     *    structure for the physical device is supported.
1374     *
1375     * We support exactly one memory type.
1376     */
1377    pMemoryRequirements->memoryTypeBits = 1;
1378
1379    pMemoryRequirements->size = image->size;
1380    pMemoryRequirements->alignment = image->alignment;
1381 }
1382
1383 void anv_GetImageSparseMemoryRequirements(
1384     VkDevice                                    device,
1385     VkImage                                     image,
1386     uint32_t*                                   pSparseMemoryRequirementCount,
1387     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1388 {
1389    stub();
1390 }
1391
1392 void anv_GetDeviceMemoryCommitment(
1393     VkDevice                                    device,
1394     VkDeviceMemory                              memory,
1395     VkDeviceSize*                               pCommittedMemoryInBytes)
1396 {
1397    *pCommittedMemoryInBytes = 0;
1398 }
1399
1400 VkResult anv_BindBufferMemory(
1401     VkDevice                                    device,
1402     VkBuffer                                    _buffer,
1403     VkDeviceMemory                              _memory,
1404     VkDeviceSize                                memoryOffset)
1405 {
1406    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1407    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1408
1409    if (mem) {
1410       buffer->bo = &mem->bo;
1411       buffer->offset = memoryOffset;
1412    } else {
1413       buffer->bo = NULL;
1414       buffer->offset = 0;
1415    }
1416
1417    return VK_SUCCESS;
1418 }
1419
1420 VkResult anv_QueueBindSparse(
1421     VkQueue                                     queue,
1422     uint32_t                                    bindInfoCount,
1423     const VkBindSparseInfo*                     pBindInfo,
1424     VkFence                                     fence)
1425 {
1426    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1427 }
1428
1429 VkResult anv_CreateFence(
1430     VkDevice                                    _device,
1431     const VkFenceCreateInfo*                    pCreateInfo,
1432     const VkAllocationCallbacks*                pAllocator,
1433     VkFence*                                    pFence)
1434 {
1435    ANV_FROM_HANDLE(anv_device, device, _device);
1436    struct anv_bo fence_bo;
1437    struct anv_fence *fence;
1438    struct anv_batch batch;
1439    VkResult result;
1440
1441    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1442
1443    result = anv_bo_pool_alloc(&device->batch_bo_pool, &fence_bo, 4096);
1444    if (result != VK_SUCCESS)
1445       return result;
1446
1447    /* Fences are small.  Just store the CPU data structure in the BO. */
1448    fence = fence_bo.map;
1449    fence->bo = fence_bo;
1450
1451    /* Place the batch after the CPU data but on its own cache line. */
1452    const uint32_t batch_offset = align_u32(sizeof(*fence), CACHELINE_SIZE);
1453    batch.next = batch.start = fence->bo.map + batch_offset;
1454    batch.end = fence->bo.map + fence->bo.size;
1455    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1456    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1457
1458    if (!device->info.has_llc) {
1459       assert(((uintptr_t) batch.start & CACHELINE_MASK) == 0);
1460       assert(batch.next - batch.start <= CACHELINE_SIZE);
1461       __builtin_ia32_mfence();
1462       __builtin_ia32_clflush(batch.start);
1463    }
1464
1465    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1466    fence->exec2_objects[0].relocation_count = 0;
1467    fence->exec2_objects[0].relocs_ptr = 0;
1468    fence->exec2_objects[0].alignment = 0;
1469    fence->exec2_objects[0].offset = fence->bo.offset;
1470    fence->exec2_objects[0].flags = 0;
1471    fence->exec2_objects[0].rsvd1 = 0;
1472    fence->exec2_objects[0].rsvd2 = 0;
1473
1474    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1475    fence->execbuf.buffer_count = 1;
1476    fence->execbuf.batch_start_offset = batch.start - fence->bo.map;
1477    fence->execbuf.batch_len = batch.next - batch.start;
1478    fence->execbuf.cliprects_ptr = 0;
1479    fence->execbuf.num_cliprects = 0;
1480    fence->execbuf.DR1 = 0;
1481    fence->execbuf.DR4 = 0;
1482
1483    fence->execbuf.flags =
1484       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1485    fence->execbuf.rsvd1 = device->context_id;
1486    fence->execbuf.rsvd2 = 0;
1487
1488    fence->ready = false;
1489
1490    *pFence = anv_fence_to_handle(fence);
1491
1492    return VK_SUCCESS;
1493 }
1494
1495 void anv_DestroyFence(
1496     VkDevice                                    _device,
1497     VkFence                                     _fence,
1498     const VkAllocationCallbacks*                pAllocator)
1499 {
1500    ANV_FROM_HANDLE(anv_device, device, _device);
1501    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1502
1503    assert(fence->bo.map == fence);
1504    anv_bo_pool_free(&device->batch_bo_pool, &fence->bo);
1505 }
1506
1507 VkResult anv_ResetFences(
1508     VkDevice                                    _device,
1509     uint32_t                                    fenceCount,
1510     const VkFence*                              pFences)
1511 {
1512    for (uint32_t i = 0; i < fenceCount; i++) {
1513       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1514       fence->ready = false;
1515    }
1516
1517    return VK_SUCCESS;
1518 }
1519
1520 VkResult anv_GetFenceStatus(
1521     VkDevice                                    _device,
1522     VkFence                                     _fence)
1523 {
1524    ANV_FROM_HANDLE(anv_device, device, _device);
1525    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1526    int64_t t = 0;
1527    int ret;
1528
1529    if (fence->ready)
1530       return VK_SUCCESS;
1531
1532    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1533    if (ret == 0) {
1534       fence->ready = true;
1535       return VK_SUCCESS;
1536    }
1537
1538    return VK_NOT_READY;
1539 }
1540
1541 VkResult anv_WaitForFences(
1542     VkDevice                                    _device,
1543     uint32_t                                    fenceCount,
1544     const VkFence*                              pFences,
1545     VkBool32                                    waitAll,
1546     uint64_t                                    timeout)
1547 {
1548    ANV_FROM_HANDLE(anv_device, device, _device);
1549
1550    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1551     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1552     * for a couple of kernel releases.  Since there's no way to know
1553     * whether or not the kernel we're using is one of the broken ones, the
1554     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1555     * maximum timeout from 584 years to 292 years - likely not a big deal.
1556     */
1557    if (timeout > INT64_MAX)
1558       timeout = INT64_MAX;
1559
1560    int64_t t = timeout;
1561
1562    /* FIXME: handle !waitAll */
1563
1564    for (uint32_t i = 0; i < fenceCount; i++) {
1565       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1566       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1567       if (ret == -1 && errno == ETIME) {
1568          return VK_TIMEOUT;
1569       } else if (ret == -1) {
1570          /* We don't know the real error. */
1571          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1572                           "gem wait failed: %m");
1573       }
1574    }
1575
1576    return VK_SUCCESS;
1577 }
1578
1579 // Queue semaphore functions
1580
1581 VkResult anv_CreateSemaphore(
1582     VkDevice                                    device,
1583     const VkSemaphoreCreateInfo*                pCreateInfo,
1584     const VkAllocationCallbacks*                pAllocator,
1585     VkSemaphore*                                pSemaphore)
1586 {
1587    /* The DRM execbuffer ioctl always execute in-oder, even between different
1588     * rings. As such, there's nothing to do for the user space semaphore.
1589     */
1590
1591    *pSemaphore = (VkSemaphore)1;
1592
1593    return VK_SUCCESS;
1594 }
1595
1596 void anv_DestroySemaphore(
1597     VkDevice                                    device,
1598     VkSemaphore                                 semaphore,
1599     const VkAllocationCallbacks*                pAllocator)
1600 {
1601 }
1602
1603 // Event functions
1604
1605 VkResult anv_CreateEvent(
1606     VkDevice                                    _device,
1607     const VkEventCreateInfo*                    pCreateInfo,
1608     const VkAllocationCallbacks*                pAllocator,
1609     VkEvent*                                    pEvent)
1610 {
1611    ANV_FROM_HANDLE(anv_device, device, _device);
1612    struct anv_state state;
1613    struct anv_event *event;
1614
1615    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
1616
1617    state = anv_state_pool_alloc(&device->dynamic_state_pool,
1618                                 sizeof(*event), 8);
1619    event = state.map;
1620    event->state = state;
1621    event->semaphore = VK_EVENT_RESET;
1622
1623    if (!device->info.has_llc) {
1624       /* Make sure the writes we're flushing have landed. */
1625       __builtin_ia32_mfence();
1626       __builtin_ia32_clflush(event);
1627    }
1628
1629    *pEvent = anv_event_to_handle(event);
1630
1631    return VK_SUCCESS;
1632 }
1633
1634 void anv_DestroyEvent(
1635     VkDevice                                    _device,
1636     VkEvent                                     _event,
1637     const VkAllocationCallbacks*                pAllocator)
1638 {
1639    ANV_FROM_HANDLE(anv_device, device, _device);
1640    ANV_FROM_HANDLE(anv_event, event, _event);
1641
1642    anv_state_pool_free(&device->dynamic_state_pool, event->state);
1643 }
1644
1645 VkResult anv_GetEventStatus(
1646     VkDevice                                    _device,
1647     VkEvent                                     _event)
1648 {
1649    ANV_FROM_HANDLE(anv_device, device, _device);
1650    ANV_FROM_HANDLE(anv_event, event, _event);
1651
1652    if (!device->info.has_llc) {
1653       /* Invalidate read cache before reading event written by GPU. */
1654       __builtin_ia32_clflush(event);
1655       __builtin_ia32_mfence();
1656
1657    }
1658
1659    return event->semaphore;
1660 }
1661
1662 VkResult anv_SetEvent(
1663     VkDevice                                    _device,
1664     VkEvent                                     _event)
1665 {
1666    ANV_FROM_HANDLE(anv_device, device, _device);
1667    ANV_FROM_HANDLE(anv_event, event, _event);
1668
1669    event->semaphore = VK_EVENT_SET;
1670
1671    if (!device->info.has_llc) {
1672       /* Make sure the writes we're flushing have landed. */
1673       __builtin_ia32_mfence();
1674       __builtin_ia32_clflush(event);
1675    }
1676
1677    return VK_SUCCESS;
1678 }
1679
1680 VkResult anv_ResetEvent(
1681     VkDevice                                    _device,
1682     VkEvent                                     _event)
1683 {
1684    ANV_FROM_HANDLE(anv_device, device, _device);
1685    ANV_FROM_HANDLE(anv_event, event, _event);
1686
1687    event->semaphore = VK_EVENT_RESET;
1688
1689    if (!device->info.has_llc) {
1690       /* Make sure the writes we're flushing have landed. */
1691       __builtin_ia32_mfence();
1692       __builtin_ia32_clflush(event);
1693    }
1694
1695    return VK_SUCCESS;
1696 }
1697
1698 // Buffer functions
1699
1700 VkResult anv_CreateBuffer(
1701     VkDevice                                    _device,
1702     const VkBufferCreateInfo*                   pCreateInfo,
1703     const VkAllocationCallbacks*                pAllocator,
1704     VkBuffer*                                   pBuffer)
1705 {
1706    ANV_FROM_HANDLE(anv_device, device, _device);
1707    struct anv_buffer *buffer;
1708
1709    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1710
1711    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1712                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1713    if (buffer == NULL)
1714       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1715
1716    buffer->size = pCreateInfo->size;
1717    buffer->usage = pCreateInfo->usage;
1718    buffer->bo = NULL;
1719    buffer->offset = 0;
1720
1721    *pBuffer = anv_buffer_to_handle(buffer);
1722
1723    return VK_SUCCESS;
1724 }
1725
1726 void anv_DestroyBuffer(
1727     VkDevice                                    _device,
1728     VkBuffer                                    _buffer,
1729     const VkAllocationCallbacks*                pAllocator)
1730 {
1731    ANV_FROM_HANDLE(anv_device, device, _device);
1732    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1733
1734    anv_free2(&device->alloc, pAllocator, buffer);
1735 }
1736
1737 void
1738 anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
1739                               enum isl_format format,
1740                               uint32_t offset, uint32_t range, uint32_t stride)
1741 {
1742    isl_buffer_fill_state(&device->isl_dev, state.map,
1743                          .address = offset,
1744                          .mocs = device->default_mocs,
1745                          .size = range,
1746                          .format = format,
1747                          .stride = stride);
1748
1749    if (!device->info.has_llc)
1750       anv_state_clflush(state);
1751 }
1752
1753 void anv_DestroySampler(
1754     VkDevice                                    _device,
1755     VkSampler                                   _sampler,
1756     const VkAllocationCallbacks*                pAllocator)
1757 {
1758    ANV_FROM_HANDLE(anv_device, device, _device);
1759    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1760
1761    anv_free2(&device->alloc, pAllocator, sampler);
1762 }
1763
1764 VkResult anv_CreateFramebuffer(
1765     VkDevice                                    _device,
1766     const VkFramebufferCreateInfo*              pCreateInfo,
1767     const VkAllocationCallbacks*                pAllocator,
1768     VkFramebuffer*                              pFramebuffer)
1769 {
1770    ANV_FROM_HANDLE(anv_device, device, _device);
1771    struct anv_framebuffer *framebuffer;
1772
1773    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1774
1775    size_t size = sizeof(*framebuffer) +
1776                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1777    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1778                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1779    if (framebuffer == NULL)
1780       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1781
1782    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1783    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1784       VkImageView _iview = pCreateInfo->pAttachments[i];
1785       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1786    }
1787
1788    framebuffer->width = pCreateInfo->width;
1789    framebuffer->height = pCreateInfo->height;
1790    framebuffer->layers = pCreateInfo->layers;
1791
1792    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1793
1794    return VK_SUCCESS;
1795 }
1796
1797 void anv_DestroyFramebuffer(
1798     VkDevice                                    _device,
1799     VkFramebuffer                               _fb,
1800     const VkAllocationCallbacks*                pAllocator)
1801 {
1802    ANV_FROM_HANDLE(anv_device, device, _device);
1803    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1804
1805    anv_free2(&device->alloc, pAllocator, fb);
1806 }