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 = vk_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    vk_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(NULL, 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    ANV_FROM_HANDLE(anv_device, device, _device);
 709    return anv_lookup_entrypoint(&device->info, pName);
 710 }
 711
 712 static VkResult
 713 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 714 {
 715    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 716    queue->device = device;
 717    queue->pool = &device->surface_state_pool;
 718
 719    return VK_SUCCESS;
 720 }
 721
 722 static void
 723 anv_queue_finish(struct anv_queue *queue)
 724 {
 725 }
 726
 727 static struct anv_state
 728 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 729 {
 730    struct anv_state state;
 731
 732    state = anv_state_pool_alloc(pool, size, align);
 733    memcpy(state.map, p, size);
 734
 735    if (!pool->block_pool->device->info.has_llc)
 736       anv_state_clflush(state);
 737
 738    return state;
 739 }
 740
 741 struct gen8_border_color {
 742    union {
 743       float float32[4];
 744       uint32_t uint32[4];
 745    };
 746    /* Pad out to 64 bytes */
 747    uint32_t _pad[12];
 748 };
 749
 750 static void
 751 anv_device_init_border_colors(struct anv_device *device)
 752 {
 753    static const struct gen8_border_color border_colors[] = {
 754       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 755       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 756       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 757       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 758       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 759       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 760    };
 761
 762    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 763                                                     sizeof(border_colors), 64,
 764                                                     border_colors);
 765 }
 766
 767 VkResult
 768 anv_device_submit_simple_batch(struct anv_device *device,
 769                                struct anv_batch *batch)
 770 {
 771    struct drm_i915_gem_execbuffer2 execbuf;
 772    struct drm_i915_gem_exec_object2 exec2_objects[1];
 773    struct anv_bo bo;
 774    VkResult result = VK_SUCCESS;
 775    uint32_t size;
 776    int64_t timeout;
 777    int ret;
 778
 779    /* Kernel driver requires 8 byte aligned batch length */
 780    size = align_u32(batch->next - batch->start, 8);
 781    result = anv_bo_pool_alloc(&device->batch_bo_pool, &bo, size);
 782    if (result != VK_SUCCESS)
 783       return result;
 784
 785    memcpy(bo.map, batch->start, size);
 786    if (!device->info.has_llc)
 787       anv_clflush_range(bo.map, size);
 788
 789    exec2_objects[0].handle = bo.gem_handle;
 790    exec2_objects[0].relocation_count = 0;
 791    exec2_objects[0].relocs_ptr = 0;
 792    exec2_objects[0].alignment = 0;
 793    exec2_objects[0].offset = bo.offset;
 794    exec2_objects[0].flags = 0;
 795    exec2_objects[0].rsvd1 = 0;
 796    exec2_objects[0].rsvd2 = 0;
 797
 798    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 799    execbuf.buffer_count = 1;
 800    execbuf.batch_start_offset = 0;
 801    execbuf.batch_len = size;
 802    execbuf.cliprects_ptr = 0;
 803    execbuf.num_cliprects = 0;
 804    execbuf.DR1 = 0;
 805    execbuf.DR4 = 0;
 806
 807    execbuf.flags =
 808       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 809    execbuf.rsvd1 = device->context_id;
 810    execbuf.rsvd2 = 0;
 811
 812    ret = anv_gem_execbuffer(device, &execbuf);
 813    if (ret != 0) {
 814       /* We don't know the real error. */
 815       result = vk_errorf(VK_ERROR_DEVICE_LOST, "execbuf2 failed: %m");
 816       goto fail;
 817    }
 818
 819    timeout = INT64_MAX;
 820    ret = anv_gem_wait(device, bo.gem_handle, &timeout);
 821    if (ret != 0) {
 822       /* We don't know the real error. */
 823       result = vk_errorf(VK_ERROR_DEVICE_LOST, "execbuf2 failed: %m");
 824       goto fail;
 825    }
 826
 827  fail:
 828    anv_bo_pool_free(&device->batch_bo_pool, &bo);
 829
 830    return result;
 831 }
 832
 833 VkResult anv_CreateDevice(
 834     VkPhysicalDevice                            physicalDevice,
 835     const VkDeviceCreateInfo*                   pCreateInfo,
 836     const VkAllocationCallbacks*                pAllocator,
 837     VkDevice*                                   pDevice)
 838 {
 839    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 840    VkResult result;
 841    struct anv_device *device;
 842
 843    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 844
 845    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 846       bool found = false;
 847       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 848          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 849                     device_extensions[j].extensionName) == 0) {
 850             found = true;
 851             break;
 852          }
 853       }
 854       if (!found)
 855          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 856    }
 857
 858    device = vk_alloc2(&physical_device->instance->alloc, pAllocator,
 859                        sizeof(*device), 8,
 860                        VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 861    if (!device)
 862       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 863
 864    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 865    device->instance = physical_device->instance;
 866    device->chipset_id = physical_device->chipset_id;
 867
 868    if (pAllocator)
 869       device->alloc = *pAllocator;
 870    else
 871       device->alloc = physical_device->instance->alloc;
 872
 873    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 874    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 875    if (device->fd == -1) {
 876       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 877       goto fail_device;
 878    }
 879
 880    device->context_id = anv_gem_create_context(device);
 881    if (device->context_id == -1) {
 882       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 883       goto fail_fd;
 884    }
 885
 886    device->info = physical_device->info;
 887    device->isl_dev = physical_device->isl_dev;
 888
 889    /* On Broadwell and later, we can use batch chaining to more efficiently
 890     * implement growing command buffers.  Prior to Haswell, the kernel
 891     * command parser gets in the way and we have to fall back to growing
 892     * the batch.
 893     */
 894    device->can_chain_batches = device->info.gen >= 8;
 895
 896    device->robust_buffer_access = pCreateInfo->pEnabledFeatures &&
 897       pCreateInfo->pEnabledFeatures->robustBufferAccess;
 898
 899    pthread_mutex_init(&device->mutex, NULL);
 900
 901    anv_bo_pool_init(&device->batch_bo_pool, device);
 902
 903    anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
 904
 905    anv_state_pool_init(&device->dynamic_state_pool,
 906                        &device->dynamic_state_block_pool);
 907
 908    anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
 909    anv_state_pool_init(&device->instruction_state_pool,
 910                        &device->instruction_block_pool);
 911
 912    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 913
 914    anv_state_pool_init(&device->surface_state_pool,
 915                        &device->surface_state_block_pool);
 916
 917    anv_bo_init_new(&device->workaround_bo, device, 1024);
 918
 919    anv_scratch_pool_init(device, &device->scratch_pool);
 920
 921    anv_queue_init(device, &device->queue);
 922
 923    switch (device->info.gen) {
 924    case 7:
 925       if (!device->info.is_haswell)
 926          result = gen7_init_device_state(device);
 927       else
 928          result = gen75_init_device_state(device);
 929       break;
 930    case 8:
 931       result = gen8_init_device_state(device);
 932       break;
 933    case 9:
 934       result = gen9_init_device_state(device);
 935       break;
 936    default:
 937       /* Shouldn't get here as we don't create physical devices for any other
 938        * gens. */
 939       unreachable("unhandled gen");
 940    }
 941    if (result != VK_SUCCESS)
 942       goto fail_fd;
 943
 944    anv_device_init_blorp(device);
 945
 946    anv_device_init_border_colors(device);
 947
 948    *pDevice = anv_device_to_handle(device);
 949
 950    return VK_SUCCESS;
 951
 952  fail_fd:
 953    close(device->fd);
 954  fail_device:
 955    vk_free(&device->alloc, device);
 956
 957    return result;
 958 }
 959
 960 void anv_DestroyDevice(
 961     VkDevice                                    _device,
 962     const VkAllocationCallbacks*                pAllocator)
 963 {
 964    ANV_FROM_HANDLE(anv_device, device, _device);
 965
 966    anv_queue_finish(&device->queue);
 967
 968    anv_device_finish_blorp(device);
 969
 970 #ifdef HAVE_VALGRIND
 971    /* We only need to free these to prevent valgrind errors.  The backing
 972     * BO will go away in a couple of lines so we don't actually leak.
 973     */
 974    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 975 #endif
 976
 977    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 978    anv_gem_close(device, device->workaround_bo.gem_handle);
 979
 980    anv_bo_pool_finish(&device->batch_bo_pool);
 981    anv_state_pool_finish(&device->dynamic_state_pool);
 982    anv_block_pool_finish(&device->dynamic_state_block_pool);
 983    anv_state_pool_finish(&device->instruction_state_pool);
 984    anv_block_pool_finish(&device->instruction_block_pool);
 985    anv_state_pool_finish(&device->surface_state_pool);
 986    anv_block_pool_finish(&device->surface_state_block_pool);
 987    anv_scratch_pool_finish(device, &device->scratch_pool);
 988
 989    close(device->fd);
 990
 991    pthread_mutex_destroy(&device->mutex);
 992
 993    vk_free(&device->alloc, device);
 994 }
 995
 996 VkResult anv_EnumerateInstanceExtensionProperties(
 997     const char*                                 pLayerName,
 998     uint32_t*                                   pPropertyCount,
 999     VkExtensionProperties*                      pProperties)
1000 {
1001    if (pProperties == NULL) {
1002       *pPropertyCount = ARRAY_SIZE(global_extensions);
1003       return VK_SUCCESS;
1004    }
1005
1006    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
1007
1008    *pPropertyCount = ARRAY_SIZE(global_extensions);
1009    memcpy(pProperties, global_extensions, sizeof(global_extensions));
1010
1011    return VK_SUCCESS;
1012 }
1013
1014 VkResult anv_EnumerateDeviceExtensionProperties(
1015     VkPhysicalDevice                            physicalDevice,
1016     const char*                                 pLayerName,
1017     uint32_t*                                   pPropertyCount,
1018     VkExtensionProperties*                      pProperties)
1019 {
1020    if (pProperties == NULL) {
1021       *pPropertyCount = ARRAY_SIZE(device_extensions);
1022       return VK_SUCCESS;
1023    }
1024
1025    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
1026
1027    *pPropertyCount = ARRAY_SIZE(device_extensions);
1028    memcpy(pProperties, device_extensions, sizeof(device_extensions));
1029
1030    return VK_SUCCESS;
1031 }
1032
1033 VkResult anv_EnumerateInstanceLayerProperties(
1034     uint32_t*                                   pPropertyCount,
1035     VkLayerProperties*                          pProperties)
1036 {
1037    if (pProperties == NULL) {
1038       *pPropertyCount = 0;
1039       return VK_SUCCESS;
1040    }
1041
1042    /* None supported at this time */
1043    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1044 }
1045
1046 VkResult anv_EnumerateDeviceLayerProperties(
1047     VkPhysicalDevice                            physicalDevice,
1048     uint32_t*                                   pPropertyCount,
1049     VkLayerProperties*                          pProperties)
1050 {
1051    if (pProperties == NULL) {
1052       *pPropertyCount = 0;
1053       return VK_SUCCESS;
1054    }
1055
1056    /* None supported at this time */
1057    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1058 }
1059
1060 void anv_GetDeviceQueue(
1061     VkDevice                                    _device,
1062     uint32_t                                    queueNodeIndex,
1063     uint32_t                                    queueIndex,
1064     VkQueue*                                    pQueue)
1065 {
1066    ANV_FROM_HANDLE(anv_device, device, _device);
1067
1068    assert(queueIndex == 0);
1069
1070    *pQueue = anv_queue_to_handle(&device->queue);
1071 }
1072
1073 VkResult anv_QueueSubmit(
1074     VkQueue                                     _queue,
1075     uint32_t                                    submitCount,
1076     const VkSubmitInfo*                         pSubmits,
1077     VkFence                                     _fence)
1078 {
1079    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1080    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1081    struct anv_device *device = queue->device;
1082    int ret;
1083
1084    for (uint32_t i = 0; i < submitCount; i++) {
1085       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
1086          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
1087                          pSubmits[i].pCommandBuffers[j]);
1088          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
1089
1090          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
1091          if (ret != 0) {
1092             /* We don't know the real error. */
1093             return vk_errorf(VK_ERROR_DEVICE_LOST, "execbuf2 failed: %m");
1094          }
1095
1096          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
1097             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
1098       }
1099    }
1100
1101    if (fence) {
1102       ret = anv_gem_execbuffer(device, &fence->execbuf);
1103       if (ret != 0) {
1104          /* We don't know the real error. */
1105          return vk_errorf(VK_ERROR_DEVICE_LOST, "execbuf2 failed: %m");
1106       }
1107    }
1108
1109    return VK_SUCCESS;
1110 }
1111
1112 VkResult anv_QueueWaitIdle(
1113     VkQueue                                     _queue)
1114 {
1115    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1116
1117    return anv_DeviceWaitIdle(anv_device_to_handle(queue->device));
1118 }
1119
1120 VkResult anv_DeviceWaitIdle(
1121     VkDevice                                    _device)
1122 {
1123    ANV_FROM_HANDLE(anv_device, device, _device);
1124    struct anv_batch batch;
1125
1126    uint32_t cmds[8];
1127    batch.start = batch.next = cmds;
1128    batch.end = (void *) cmds + sizeof(cmds);
1129
1130    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1131    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1132
1133    return anv_device_submit_simple_batch(device, &batch);
1134 }
1135
1136 VkResult
1137 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
1138 {
1139    bo->gem_handle = anv_gem_create(device, size);
1140    if (!bo->gem_handle)
1141       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
1142
1143    bo->map = NULL;
1144    bo->index = 0;
1145    bo->offset = 0;
1146    bo->size = size;
1147    bo->is_winsys_bo = false;
1148
1149    return VK_SUCCESS;
1150 }
1151
1152 VkResult anv_AllocateMemory(
1153     VkDevice                                    _device,
1154     const VkMemoryAllocateInfo*                 pAllocateInfo,
1155     const VkAllocationCallbacks*                pAllocator,
1156     VkDeviceMemory*                             pMem)
1157 {
1158    ANV_FROM_HANDLE(anv_device, device, _device);
1159    struct anv_device_memory *mem;
1160    VkResult result;
1161
1162    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1163
1164    if (pAllocateInfo->allocationSize == 0) {
1165       /* Apparently, this is allowed */
1166       *pMem = VK_NULL_HANDLE;
1167       return VK_SUCCESS;
1168    }
1169
1170    /* We support exactly one memory heap. */
1171    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1172           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1173
1174    /* FINISHME: Fail if allocation request exceeds heap size. */
1175
1176    mem = vk_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1177                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1178    if (mem == NULL)
1179       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1180
1181    /* The kernel is going to give us whole pages anyway */
1182    uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
1183
1184    result = anv_bo_init_new(&mem->bo, device, alloc_size);
1185    if (result != VK_SUCCESS)
1186       goto fail;
1187
1188    mem->type_index = pAllocateInfo->memoryTypeIndex;
1189
1190    *pMem = anv_device_memory_to_handle(mem);
1191
1192    return VK_SUCCESS;
1193
1194  fail:
1195    vk_free2(&device->alloc, pAllocator, mem);
1196
1197    return result;
1198 }
1199
1200 void anv_FreeMemory(
1201     VkDevice                                    _device,
1202     VkDeviceMemory                              _mem,
1203     const VkAllocationCallbacks*                pAllocator)
1204 {
1205    ANV_FROM_HANDLE(anv_device, device, _device);
1206    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1207
1208    if (mem == NULL)
1209       return;
1210
1211    if (mem->bo.map)
1212       anv_gem_munmap(mem->bo.map, mem->bo.size);
1213
1214    if (mem->bo.gem_handle != 0)
1215       anv_gem_close(device, mem->bo.gem_handle);
1216
1217    vk_free2(&device->alloc, pAllocator, mem);
1218 }
1219
1220 VkResult anv_MapMemory(
1221     VkDevice                                    _device,
1222     VkDeviceMemory                              _memory,
1223     VkDeviceSize                                offset,
1224     VkDeviceSize                                size,
1225     VkMemoryMapFlags                            flags,
1226     void**                                      ppData)
1227 {
1228    ANV_FROM_HANDLE(anv_device, device, _device);
1229    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1230
1231    if (mem == NULL) {
1232       *ppData = NULL;
1233       return VK_SUCCESS;
1234    }
1235
1236    if (size == VK_WHOLE_SIZE)
1237       size = mem->bo.size - offset;
1238
1239    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1240     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1241     * at a time is valid. We could just mmap up front and return an offset
1242     * pointer here, but that may exhaust virtual memory on 32 bit
1243     * userspace. */
1244
1245    uint32_t gem_flags = 0;
1246    if (!device->info.has_llc && mem->type_index == 0)
1247       gem_flags |= I915_MMAP_WC;
1248
1249    /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
1250    uint64_t map_offset = offset & ~4095ull;
1251    assert(offset >= map_offset);
1252    uint64_t map_size = (offset + size) - map_offset;
1253
1254    /* Let's map whole pages */
1255    map_size = align_u64(map_size, 4096);
1256
1257    mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
1258                            map_offset, map_size, gem_flags);
1259    mem->map_size = map_size;
1260
1261    *ppData = mem->map + (offset - map_offset);
1262
1263    return VK_SUCCESS;
1264 }
1265
1266 void anv_UnmapMemory(
1267     VkDevice                                    _device,
1268     VkDeviceMemory                              _memory)
1269 {
1270    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1271
1272    if (mem == NULL)
1273       return;
1274
1275    anv_gem_munmap(mem->map, mem->map_size);
1276 }
1277
1278 static void
1279 clflush_mapped_ranges(struct anv_device         *device,
1280                       uint32_t                   count,
1281                       const VkMappedMemoryRange *ranges)
1282 {
1283    for (uint32_t i = 0; i < count; i++) {
1284       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1285       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1286       void *end;
1287
1288       if (ranges[i].offset + ranges[i].size > mem->map_size)
1289          end = mem->map + mem->map_size;
1290       else
1291          end = mem->map + ranges[i].offset + ranges[i].size;
1292
1293       while (p < end) {
1294          __builtin_ia32_clflush(p);
1295          p += CACHELINE_SIZE;
1296       }
1297    }
1298 }
1299
1300 VkResult anv_FlushMappedMemoryRanges(
1301     VkDevice                                    _device,
1302     uint32_t                                    memoryRangeCount,
1303     const VkMappedMemoryRange*                  pMemoryRanges)
1304 {
1305    ANV_FROM_HANDLE(anv_device, device, _device);
1306
1307    if (device->info.has_llc)
1308       return VK_SUCCESS;
1309
1310    /* Make sure the writes we're flushing have landed. */
1311    __builtin_ia32_mfence();
1312
1313    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1314
1315    return VK_SUCCESS;
1316 }
1317
1318 VkResult anv_InvalidateMappedMemoryRanges(
1319     VkDevice                                    _device,
1320     uint32_t                                    memoryRangeCount,
1321     const VkMappedMemoryRange*                  pMemoryRanges)
1322 {
1323    ANV_FROM_HANDLE(anv_device, device, _device);
1324
1325    if (device->info.has_llc)
1326       return VK_SUCCESS;
1327
1328    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1329
1330    /* Make sure no reads get moved up above the invalidate. */
1331    __builtin_ia32_mfence();
1332
1333    return VK_SUCCESS;
1334 }
1335
1336 void anv_GetBufferMemoryRequirements(
1337     VkDevice                                    device,
1338     VkBuffer                                    _buffer,
1339     VkMemoryRequirements*                       pMemoryRequirements)
1340 {
1341    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1342
1343    /* The Vulkan spec (git aaed022) says:
1344     *
1345     *    memoryTypeBits is a bitfield and contains one bit set for every
1346     *    supported memory type for the resource. The bit `1<<i` is set if and
1347     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1348     *    structure for the physical device is supported.
1349     *
1350     * We support exactly one memory type.
1351     */
1352    pMemoryRequirements->memoryTypeBits = 1;
1353
1354    pMemoryRequirements->size = buffer->size;
1355    pMemoryRequirements->alignment = 16;
1356 }
1357
1358 void anv_GetImageMemoryRequirements(
1359     VkDevice                                    device,
1360     VkImage                                     _image,
1361     VkMemoryRequirements*                       pMemoryRequirements)
1362 {
1363    ANV_FROM_HANDLE(anv_image, image, _image);
1364
1365    /* The Vulkan spec (git aaed022) says:
1366     *
1367     *    memoryTypeBits is a bitfield and contains one bit set for every
1368     *    supported memory type for the resource. The bit `1<<i` is set if and
1369     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1370     *    structure for the physical device is supported.
1371     *
1372     * We support exactly one memory type.
1373     */
1374    pMemoryRequirements->memoryTypeBits = 1;
1375
1376    pMemoryRequirements->size = image->size;
1377    pMemoryRequirements->alignment = image->alignment;
1378 }
1379
1380 void anv_GetImageSparseMemoryRequirements(
1381     VkDevice                                    device,
1382     VkImage                                     image,
1383     uint32_t*                                   pSparseMemoryRequirementCount,
1384     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1385 {
1386    stub();
1387 }
1388
1389 void anv_GetDeviceMemoryCommitment(
1390     VkDevice                                    device,
1391     VkDeviceMemory                              memory,
1392     VkDeviceSize*                               pCommittedMemoryInBytes)
1393 {
1394    *pCommittedMemoryInBytes = 0;
1395 }
1396
1397 VkResult anv_BindBufferMemory(
1398     VkDevice                                    device,
1399     VkBuffer                                    _buffer,
1400     VkDeviceMemory                              _memory,
1401     VkDeviceSize                                memoryOffset)
1402 {
1403    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1404    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1405
1406    if (mem) {
1407       buffer->bo = &mem->bo;
1408       buffer->offset = memoryOffset;
1409    } else {
1410       buffer->bo = NULL;
1411       buffer->offset = 0;
1412    }
1413
1414    return VK_SUCCESS;
1415 }
1416
1417 VkResult anv_QueueBindSparse(
1418     VkQueue                                     queue,
1419     uint32_t                                    bindInfoCount,
1420     const VkBindSparseInfo*                     pBindInfo,
1421     VkFence                                     fence)
1422 {
1423    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1424 }
1425
1426 VkResult anv_CreateFence(
1427     VkDevice                                    _device,
1428     const VkFenceCreateInfo*                    pCreateInfo,
1429     const VkAllocationCallbacks*                pAllocator,
1430     VkFence*                                    pFence)
1431 {
1432    ANV_FROM_HANDLE(anv_device, device, _device);
1433    struct anv_bo fence_bo;
1434    struct anv_fence *fence;
1435    struct anv_batch batch;
1436    VkResult result;
1437
1438    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1439
1440    result = anv_bo_pool_alloc(&device->batch_bo_pool, &fence_bo, 4096);
1441    if (result != VK_SUCCESS)
1442       return result;
1443
1444    /* Fences are small.  Just store the CPU data structure in the BO. */
1445    fence = fence_bo.map;
1446    fence->bo = fence_bo;
1447
1448    /* Place the batch after the CPU data but on its own cache line. */
1449    const uint32_t batch_offset = align_u32(sizeof(*fence), CACHELINE_SIZE);
1450    batch.next = batch.start = fence->bo.map + batch_offset;
1451    batch.end = fence->bo.map + fence->bo.size;
1452    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1453    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1454
1455    if (!device->info.has_llc) {
1456       assert(((uintptr_t) batch.start & CACHELINE_MASK) == 0);
1457       assert(batch.next - batch.start <= CACHELINE_SIZE);
1458       __builtin_ia32_mfence();
1459       __builtin_ia32_clflush(batch.start);
1460    }
1461
1462    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1463    fence->exec2_objects[0].relocation_count = 0;
1464    fence->exec2_objects[0].relocs_ptr = 0;
1465    fence->exec2_objects[0].alignment = 0;
1466    fence->exec2_objects[0].offset = fence->bo.offset;
1467    fence->exec2_objects[0].flags = 0;
1468    fence->exec2_objects[0].rsvd1 = 0;
1469    fence->exec2_objects[0].rsvd2 = 0;
1470
1471    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1472    fence->execbuf.buffer_count = 1;
1473    fence->execbuf.batch_start_offset = batch.start - fence->bo.map;
1474    fence->execbuf.batch_len = batch.next - batch.start;
1475    fence->execbuf.cliprects_ptr = 0;
1476    fence->execbuf.num_cliprects = 0;
1477    fence->execbuf.DR1 = 0;
1478    fence->execbuf.DR4 = 0;
1479
1480    fence->execbuf.flags =
1481       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1482    fence->execbuf.rsvd1 = device->context_id;
1483    fence->execbuf.rsvd2 = 0;
1484
1485    fence->ready = false;
1486
1487    *pFence = anv_fence_to_handle(fence);
1488
1489    return VK_SUCCESS;
1490 }
1491
1492 void anv_DestroyFence(
1493     VkDevice                                    _device,
1494     VkFence                                     _fence,
1495     const VkAllocationCallbacks*                pAllocator)
1496 {
1497    ANV_FROM_HANDLE(anv_device, device, _device);
1498    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1499
1500    assert(fence->bo.map == fence);
1501    anv_bo_pool_free(&device->batch_bo_pool, &fence->bo);
1502 }
1503
1504 VkResult anv_ResetFences(
1505     VkDevice                                    _device,
1506     uint32_t                                    fenceCount,
1507     const VkFence*                              pFences)
1508 {
1509    for (uint32_t i = 0; i < fenceCount; i++) {
1510       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1511       fence->ready = false;
1512    }
1513
1514    return VK_SUCCESS;
1515 }
1516
1517 VkResult anv_GetFenceStatus(
1518     VkDevice                                    _device,
1519     VkFence                                     _fence)
1520 {
1521    ANV_FROM_HANDLE(anv_device, device, _device);
1522    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1523    int64_t t = 0;
1524    int ret;
1525
1526    if (fence->ready)
1527       return VK_SUCCESS;
1528
1529    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1530    if (ret == 0) {
1531       fence->ready = true;
1532       return VK_SUCCESS;
1533    }
1534
1535    return VK_NOT_READY;
1536 }
1537
1538 VkResult anv_WaitForFences(
1539     VkDevice                                    _device,
1540     uint32_t                                    fenceCount,
1541     const VkFence*                              pFences,
1542     VkBool32                                    waitAll,
1543     uint64_t                                    timeout)
1544 {
1545    ANV_FROM_HANDLE(anv_device, device, _device);
1546
1547    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1548     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1549     * for a couple of kernel releases.  Since there's no way to know
1550     * whether or not the kernel we're using is one of the broken ones, the
1551     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1552     * maximum timeout from 584 years to 292 years - likely not a big deal.
1553     */
1554    if (timeout > INT64_MAX)
1555       timeout = INT64_MAX;
1556
1557    int64_t t = timeout;
1558
1559    /* FIXME: handle !waitAll */
1560
1561    for (uint32_t i = 0; i < fenceCount; i++) {
1562       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1563       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1564       if (ret == -1 && errno == ETIME) {
1565          return VK_TIMEOUT;
1566       } else if (ret == -1) {
1567          /* We don't know the real error. */
1568          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1569                           "gem wait failed: %m");
1570       }
1571    }
1572
1573    return VK_SUCCESS;
1574 }
1575
1576 // Queue semaphore functions
1577
1578 VkResult anv_CreateSemaphore(
1579     VkDevice                                    device,
1580     const VkSemaphoreCreateInfo*                pCreateInfo,
1581     const VkAllocationCallbacks*                pAllocator,
1582     VkSemaphore*                                pSemaphore)
1583 {
1584    /* The DRM execbuffer ioctl always execute in-oder, even between different
1585     * rings. As such, there's nothing to do for the user space semaphore.
1586     */
1587
1588    *pSemaphore = (VkSemaphore)1;
1589
1590    return VK_SUCCESS;
1591 }
1592
1593 void anv_DestroySemaphore(
1594     VkDevice                                    device,
1595     VkSemaphore                                 semaphore,
1596     const VkAllocationCallbacks*                pAllocator)
1597 {
1598 }
1599
1600 // Event functions
1601
1602 VkResult anv_CreateEvent(
1603     VkDevice                                    _device,
1604     const VkEventCreateInfo*                    pCreateInfo,
1605     const VkAllocationCallbacks*                pAllocator,
1606     VkEvent*                                    pEvent)
1607 {
1608    ANV_FROM_HANDLE(anv_device, device, _device);
1609    struct anv_state state;
1610    struct anv_event *event;
1611
1612    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
1613
1614    state = anv_state_pool_alloc(&device->dynamic_state_pool,
1615                                 sizeof(*event), 8);
1616    event = state.map;
1617    event->state = state;
1618    event->semaphore = VK_EVENT_RESET;
1619
1620    if (!device->info.has_llc) {
1621       /* Make sure the writes we're flushing have landed. */
1622       __builtin_ia32_mfence();
1623       __builtin_ia32_clflush(event);
1624    }
1625
1626    *pEvent = anv_event_to_handle(event);
1627
1628    return VK_SUCCESS;
1629 }
1630
1631 void anv_DestroyEvent(
1632     VkDevice                                    _device,
1633     VkEvent                                     _event,
1634     const VkAllocationCallbacks*                pAllocator)
1635 {
1636    ANV_FROM_HANDLE(anv_device, device, _device);
1637    ANV_FROM_HANDLE(anv_event, event, _event);
1638
1639    anv_state_pool_free(&device->dynamic_state_pool, event->state);
1640 }
1641
1642 VkResult anv_GetEventStatus(
1643     VkDevice                                    _device,
1644     VkEvent                                     _event)
1645 {
1646    ANV_FROM_HANDLE(anv_device, device, _device);
1647    ANV_FROM_HANDLE(anv_event, event, _event);
1648
1649    if (!device->info.has_llc) {
1650       /* Invalidate read cache before reading event written by GPU. */
1651       __builtin_ia32_clflush(event);
1652       __builtin_ia32_mfence();
1653
1654    }
1655
1656    return event->semaphore;
1657 }
1658
1659 VkResult anv_SetEvent(
1660     VkDevice                                    _device,
1661     VkEvent                                     _event)
1662 {
1663    ANV_FROM_HANDLE(anv_device, device, _device);
1664    ANV_FROM_HANDLE(anv_event, event, _event);
1665
1666    event->semaphore = VK_EVENT_SET;
1667
1668    if (!device->info.has_llc) {
1669       /* Make sure the writes we're flushing have landed. */
1670       __builtin_ia32_mfence();
1671       __builtin_ia32_clflush(event);
1672    }
1673
1674    return VK_SUCCESS;
1675 }
1676
1677 VkResult anv_ResetEvent(
1678     VkDevice                                    _device,
1679     VkEvent                                     _event)
1680 {
1681    ANV_FROM_HANDLE(anv_device, device, _device);
1682    ANV_FROM_HANDLE(anv_event, event, _event);
1683
1684    event->semaphore = VK_EVENT_RESET;
1685
1686    if (!device->info.has_llc) {
1687       /* Make sure the writes we're flushing have landed. */
1688       __builtin_ia32_mfence();
1689       __builtin_ia32_clflush(event);
1690    }
1691
1692    return VK_SUCCESS;
1693 }
1694
1695 // Buffer functions
1696
1697 VkResult anv_CreateBuffer(
1698     VkDevice                                    _device,
1699     const VkBufferCreateInfo*                   pCreateInfo,
1700     const VkAllocationCallbacks*                pAllocator,
1701     VkBuffer*                                   pBuffer)
1702 {
1703    ANV_FROM_HANDLE(anv_device, device, _device);
1704    struct anv_buffer *buffer;
1705
1706    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1707
1708    buffer = vk_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1709                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1710    if (buffer == NULL)
1711       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1712
1713    buffer->size = pCreateInfo->size;
1714    buffer->usage = pCreateInfo->usage;
1715    buffer->bo = NULL;
1716    buffer->offset = 0;
1717
1718    *pBuffer = anv_buffer_to_handle(buffer);
1719
1720    return VK_SUCCESS;
1721 }
1722
1723 void anv_DestroyBuffer(
1724     VkDevice                                    _device,
1725     VkBuffer                                    _buffer,
1726     const VkAllocationCallbacks*                pAllocator)
1727 {
1728    ANV_FROM_HANDLE(anv_device, device, _device);
1729    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1730
1731    vk_free2(&device->alloc, pAllocator, buffer);
1732 }
1733
1734 void
1735 anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
1736                               enum isl_format format,
1737                               uint32_t offset, uint32_t range, uint32_t stride)
1738 {
1739    isl_buffer_fill_state(&device->isl_dev, state.map,
1740                          .address = offset,
1741                          .mocs = device->default_mocs,
1742                          .size = range,
1743                          .format = format,
1744                          .stride = stride);
1745
1746    if (!device->info.has_llc)
1747       anv_state_clflush(state);
1748 }
1749
1750 void anv_DestroySampler(
1751     VkDevice                                    _device,
1752     VkSampler                                   _sampler,
1753     const VkAllocationCallbacks*                pAllocator)
1754 {
1755    ANV_FROM_HANDLE(anv_device, device, _device);
1756    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1757
1758    vk_free2(&device->alloc, pAllocator, sampler);
1759 }
1760
1761 VkResult anv_CreateFramebuffer(
1762     VkDevice                                    _device,
1763     const VkFramebufferCreateInfo*              pCreateInfo,
1764     const VkAllocationCallbacks*                pAllocator,
1765     VkFramebuffer*                              pFramebuffer)
1766 {
1767    ANV_FROM_HANDLE(anv_device, device, _device);
1768    struct anv_framebuffer *framebuffer;
1769
1770    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1771
1772    size_t size = sizeof(*framebuffer) +
1773                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1774    framebuffer = vk_alloc2(&device->alloc, pAllocator, size, 8,
1775                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1776    if (framebuffer == NULL)
1777       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1778
1779    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1780    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1781       VkImageView _iview = pCreateInfo->pAttachments[i];
1782       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1783    }
1784
1785    framebuffer->width = pCreateInfo->width;
1786    framebuffer->height = pCreateInfo->height;
1787    framebuffer->layers = pCreateInfo->layers;
1788
1789    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1790
1791    return VK_SUCCESS;
1792 }
1793
1794 void anv_DestroyFramebuffer(
1795     VkDevice                                    _device,
1796     VkFramebuffer                               _fb,
1797     const VkAllocationCallbacks*                pAllocator)
1798 {
1799    ANV_FROM_HANDLE(anv_device, device, _device);
1800    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1801
1802    vk_free2(&device->alloc, pAllocator, fb);
1803 }