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    device->info = gen_get_device_info(device->chipset_id);
  81    if (!device->info) {
  82       result = vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
  83       goto fail;
  84    }
  85
  86    if (device->info->is_haswell) {
  87       fprintf(stderr, "WARNING: Haswell Vulkan support is incomplete\n");
  88    } else if (device->info->gen == 7 && !device->info->is_baytrail) {
  89       fprintf(stderr, "WARNING: Ivy Bridge Vulkan support is incomplete\n");
  90    } else if (device->info->gen == 7 && device->info->is_baytrail) {
  91       fprintf(stderr, "WARNING: Bay Trail Vulkan support is incomplete\n");
  92    } else if (device->info->gen >= 8) {
  93       /* Broadwell, Cherryview, Skylake, Broxton, Kabylake is as fully
  94        * supported as anything */
  95    } else {
  96       result = vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
  97                          "Vulkan not yet supported on %s", device->name);
  98       goto fail;
  99    }
 100
 101    device->cmd_parser_version = -1;
 102    if (device->info->gen == 7) {
 103       device->cmd_parser_version =
 104          anv_gem_get_param(fd, I915_PARAM_CMD_PARSER_VERSION);
 105       if (device->cmd_parser_version == -1) {
 106          result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 107                             "failed to get command parser version");
 108          goto fail;
 109       }
 110    }
 111
 112    if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
 113       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 114                          "failed to get aperture size: %m");
 115       goto fail;
 116    }
 117
 118    if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
 119       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 120                          "kernel missing gem wait");
 121       goto fail;
 122    }
 123
 124    if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
 125       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 126                          "kernel missing execbuf2");
 127       goto fail;
 128    }
 129
 130    if (!device->info->has_llc &&
 131        anv_gem_get_param(fd, I915_PARAM_MMAP_VERSION) < 1) {
 132       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 133                          "kernel missing wc mmap");
 134       goto fail;
 135    }
 136
 137    bool swizzled = anv_gem_get_bit6_swizzle(fd, I915_TILING_X);
 138
 139    device->max_vs_threads = device->info->max_vs_threads;
 140    device->max_hs_threads = device->info->max_hs_threads;
 141    device->max_ds_threads = device->info->max_ds_threads;
 142    device->max_gs_threads = device->info->max_gs_threads;
 143    device->max_wm_threads = device->info->max_wm_threads;
 144
 145    /* GENs prior to 8 do not support EU/Subslice info */
 146    if (device->info->gen >= 8) {
 147       device->subslice_total = anv_gem_get_param(fd, I915_PARAM_SUBSLICE_TOTAL);
 148       device->eu_total = anv_gem_get_param(fd, I915_PARAM_EU_TOTAL);
 149
 150       /* Without this information, we cannot get the right Braswell
 151        * brandstrings, and we have to use conservative numbers for GPGPU on
 152        * many platforms, but otherwise, things will just work.
 153        */
 154       if (device->subslice_total < 1 || device->eu_total < 1) {
 155          fprintf(stderr, "WARNING: Kernel 4.1 required to properly"
 156                          " query GPU properties.\n");
 157       }
 158    } else if (device->info->gen == 7) {
 159       device->subslice_total = 1 << (device->info->gt - 1);
 160    }
 161
 162    if (device->info->is_cherryview &&
 163        device->subslice_total > 0 && device->eu_total > 0) {
 164       /* Logical CS threads = EUs per subslice * 7 threads per EU */
 165       device->max_cs_threads = device->eu_total / device->subslice_total * 7;
 166
 167       /* Fuse configurations may give more threads than expected, never less. */
 168       if (device->max_cs_threads < device->info->max_cs_threads)
 169          device->max_cs_threads = device->info->max_cs_threads;
 170    } else {
 171       device->max_cs_threads = device->info->max_cs_threads;
 172    }
 173
 174    close(fd);
 175
 176    brw_process_intel_debug_variable();
 177
 178    device->compiler = brw_compiler_create(NULL, device->info);
 179    if (device->compiler == NULL) {
 180       result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 181       goto fail;
 182    }
 183    device->compiler->shader_debug_log = compiler_debug_log;
 184    device->compiler->shader_perf_log = compiler_perf_log;
 185
 186    result = anv_init_wsi(device);
 187    if (result != VK_SUCCESS)
 188        goto fail;
 189
 190    /* XXX: Actually detect bit6 swizzling */
 191    isl_device_init(&device->isl_dev, device->info, swizzled);
 192
 193    return VK_SUCCESS;
 194
 195 fail:
 196    close(fd);
 197    return result;
 198 }
 199
 200 static void
 201 anv_physical_device_finish(struct anv_physical_device *device)
 202 {
 203    anv_finish_wsi(device);
 204    ralloc_free(device->compiler);
 205 }
 206
 207 static const VkExtensionProperties global_extensions[] = {
 208    {
 209       .extensionName = VK_KHR_SURFACE_EXTENSION_NAME,
 210       .specVersion = 25,
 211    },
 212 #ifdef VK_USE_PLATFORM_XCB_KHR
 213    {
 214       .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
 215       .specVersion = 5,
 216    },
 217 #endif
 218 #ifdef VK_USE_PLATFORM_XLIB_KHR
 219    {
 220       .extensionName = VK_KHR_XLIB_SURFACE_EXTENSION_NAME,
 221       .specVersion = 5,
 222    },
 223 #endif
 224 #ifdef VK_USE_PLATFORM_WAYLAND_KHR
 225    {
 226       .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
 227       .specVersion = 4,
 228    },
 229 #endif
 230 };
 231
 232 static const VkExtensionProperties device_extensions[] = {
 233    {
 234       .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
 235       .specVersion = 67,
 236    },
 237 };
 238
 239 static void *
 240 default_alloc_func(void *pUserData, size_t size, size_t align,
 241                    VkSystemAllocationScope allocationScope)
 242 {
 243    return malloc(size);
 244 }
 245
 246 static void *
 247 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 248                      size_t align, VkSystemAllocationScope allocationScope)
 249 {
 250    return realloc(pOriginal, size);
 251 }
 252
 253 static void
 254 default_free_func(void *pUserData, void *pMemory)
 255 {
 256    free(pMemory);
 257 }
 258
 259 static const VkAllocationCallbacks default_alloc = {
 260    .pUserData = NULL,
 261    .pfnAllocation = default_alloc_func,
 262    .pfnReallocation = default_realloc_func,
 263    .pfnFree = default_free_func,
 264 };
 265
 266 VkResult anv_CreateInstance(
 267     const VkInstanceCreateInfo*                 pCreateInfo,
 268     const VkAllocationCallbacks*                pAllocator,
 269     VkInstance*                                 pInstance)
 270 {
 271    struct anv_instance *instance;
 272
 273    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 274
 275    uint32_t client_version;
 276    if (pCreateInfo->pApplicationInfo &&
 277        pCreateInfo->pApplicationInfo->apiVersion != 0) {
 278       client_version = pCreateInfo->pApplicationInfo->apiVersion;
 279    } else {
 280       client_version = VK_MAKE_VERSION(1, 0, 0);
 281    }
 282
 283    if (VK_MAKE_VERSION(1, 0, 0) > client_version ||
 284        client_version > VK_MAKE_VERSION(1, 0, 0xfff)) {
 285       return vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
 286                        "Client requested version %d.%d.%d",
 287                        VK_VERSION_MAJOR(client_version),
 288                        VK_VERSION_MINOR(client_version),
 289                        VK_VERSION_PATCH(client_version));
 290    }
 291
 292    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 293       bool found = false;
 294       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 295          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 296                     global_extensions[j].extensionName) == 0) {
 297             found = true;
 298             break;
 299          }
 300       }
 301       if (!found)
 302          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 303    }
 304
 305    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 306                          VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
 307    if (!instance)
 308       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 309
 310    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 311
 312    if (pAllocator)
 313       instance->alloc = *pAllocator;
 314    else
 315       instance->alloc = default_alloc;
 316
 317    instance->apiVersion = client_version;
 318    instance->physicalDeviceCount = -1;
 319
 320    _mesa_locale_init();
 321
 322    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 323
 324    *pInstance = anv_instance_to_handle(instance);
 325
 326    return VK_SUCCESS;
 327 }
 328
 329 void anv_DestroyInstance(
 330     VkInstance                                  _instance,
 331     const VkAllocationCallbacks*                pAllocator)
 332 {
 333    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 334
 335    if (instance->physicalDeviceCount > 0) {
 336       /* We support at most one physical device. */
 337       assert(instance->physicalDeviceCount == 1);
 338       anv_physical_device_finish(&instance->physicalDevice);
 339    }
 340
 341    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 342
 343    _mesa_locale_fini();
 344
 345    anv_free(&instance->alloc, instance);
 346 }
 347
 348 VkResult anv_EnumeratePhysicalDevices(
 349     VkInstance                                  _instance,
 350     uint32_t*                                   pPhysicalDeviceCount,
 351     VkPhysicalDevice*                           pPhysicalDevices)
 352 {
 353    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 354    VkResult result;
 355
 356    if (instance->physicalDeviceCount < 0) {
 357       char path[20];
 358       for (unsigned i = 0; i < 8; i++) {
 359          snprintf(path, sizeof(path), "/dev/dri/renderD%d", 128 + i);
 360          result = anv_physical_device_init(&instance->physicalDevice,
 361                                            instance, path);
 362          if (result == VK_SUCCESS)
 363             break;
 364       }
 365
 366       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 367          instance->physicalDeviceCount = 0;
 368       } else if (result == VK_SUCCESS) {
 369          instance->physicalDeviceCount = 1;
 370       } else {
 371          return result;
 372       }
 373    }
 374
 375    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 376     * otherwise it's an inout parameter.
 377     *
 378     * The Vulkan spec (git aaed022) says:
 379     *
 380     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 381     *    that is initialized with the number of devices the application is
 382     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 383     *    an array of at least this many VkPhysicalDevice handles [...].
 384     *
 385     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 386     *    overwrites the contents of the variable pointed to by
 387     *    pPhysicalDeviceCount with the number of physical devices in in the
 388     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 389     *    pPhysicalDeviceCount with the number of physical handles written to
 390     *    pPhysicalDevices.
 391     */
 392    if (!pPhysicalDevices) {
 393       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 394    } else if (*pPhysicalDeviceCount >= 1) {
 395       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 396       *pPhysicalDeviceCount = 1;
 397    } else {
 398       *pPhysicalDeviceCount = 0;
 399    }
 400
 401    return VK_SUCCESS;
 402 }
 403
 404 void anv_GetPhysicalDeviceFeatures(
 405     VkPhysicalDevice                            physicalDevice,
 406     VkPhysicalDeviceFeatures*                   pFeatures)
 407 {
 408    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 409
 410    *pFeatures = (VkPhysicalDeviceFeatures) {
 411       .robustBufferAccess                       = true,
 412       .fullDrawIndexUint32                      = true,
 413       .imageCubeArray                           = false,
 414       .independentBlend                         = true,
 415       .geometryShader                           = true,
 416       .tessellationShader                       = false,
 417       .sampleRateShading                        = true,
 418       .dualSrcBlend                             = true,
 419       .logicOp                                  = true,
 420       .multiDrawIndirect                        = false,
 421       .drawIndirectFirstInstance                = false,
 422       .depthClamp                               = true,
 423       .depthBiasClamp                           = false,
 424       .fillModeNonSolid                         = true,
 425       .depthBounds                              = false,
 426       .wideLines                                = true,
 427       .largePoints                              = true,
 428       .alphaToOne                               = true,
 429       .multiViewport                            = true,
 430       .samplerAnisotropy                        = false, /* FINISHME */
 431       .textureCompressionETC2                   = pdevice->info->gen >= 8 ||
 432                                                   pdevice->info->is_baytrail,
 433       .textureCompressionASTC_LDR               = pdevice->info->gen >= 9, /* FINISHME CHV */
 434       .textureCompressionBC                     = true,
 435       .occlusionQueryPrecise                    = true,
 436       .pipelineStatisticsQuery                  = false,
 437       .fragmentStoresAndAtomics                 = true,
 438       .shaderTessellationAndGeometryPointSize   = true,
 439       .shaderImageGatherExtended                = false,
 440       .shaderStorageImageExtendedFormats        = false,
 441       .shaderStorageImageMultisample            = false,
 442       .shaderUniformBufferArrayDynamicIndexing  = true,
 443       .shaderSampledImageArrayDynamicIndexing   = true,
 444       .shaderStorageBufferArrayDynamicIndexing  = true,
 445       .shaderStorageImageArrayDynamicIndexing   = true,
 446       .shaderStorageImageReadWithoutFormat      = false,
 447       .shaderStorageImageWriteWithoutFormat     = true,
 448       .shaderClipDistance                       = false,
 449       .shaderCullDistance                       = false,
 450       .shaderFloat64                            = false,
 451       .shaderInt64                              = false,
 452       .shaderInt16                              = false,
 453       .alphaToOne                               = true,
 454       .variableMultisampleRate                  = false,
 455       .inheritedQueries                         = false,
 456    };
 457
 458    /* We can't do image stores in vec4 shaders */
 459    pFeatures->vertexPipelineStoresAndAtomics =
 460       pdevice->compiler->scalar_stage[MESA_SHADER_VERTEX] &&
 461       pdevice->compiler->scalar_stage[MESA_SHADER_GEOMETRY];
 462 }
 463
 464 void
 465 anv_device_get_cache_uuid(void *uuid)
 466 {
 467    memset(uuid, 0, VK_UUID_SIZE);
 468    snprintf(uuid, VK_UUID_SIZE, "anv-%s", ANV_TIMESTAMP);
 469 }
 470
 471 void anv_GetPhysicalDeviceProperties(
 472     VkPhysicalDevice                            physicalDevice,
 473     VkPhysicalDeviceProperties*                 pProperties)
 474 {
 475    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 476    const struct gen_device_info *devinfo = pdevice->info;
 477
 478    const float time_stamp_base = devinfo->gen >= 9 ? 83.333 : 80.0;
 479
 480    /* See assertions made when programming the buffer surface state. */
 481    const uint32_t max_raw_buffer_sz = devinfo->gen >= 7 ?
 482                                       (1ul << 30) : (1ul << 27);
 483
 484    VkSampleCountFlags sample_counts =
 485       isl_device_get_sample_counts(&pdevice->isl_dev);
 486
 487    VkPhysicalDeviceLimits limits = {
 488       .maxImageDimension1D                      = (1 << 14),
 489       .maxImageDimension2D                      = (1 << 14),
 490       .maxImageDimension3D                      = (1 << 11),
 491       .maxImageDimensionCube                    = (1 << 14),
 492       .maxImageArrayLayers                      = (1 << 11),
 493       .maxTexelBufferElements                   = 128 * 1024 * 1024,
 494       .maxUniformBufferRange                    = (1ul << 27),
 495       .maxStorageBufferRange                    = max_raw_buffer_sz,
 496       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 497       .maxMemoryAllocationCount                 = UINT32_MAX,
 498       .maxSamplerAllocationCount                = 64 * 1024,
 499       .bufferImageGranularity                   = 64, /* A cache line */
 500       .sparseAddressSpaceSize                   = 0,
 501       .maxBoundDescriptorSets                   = MAX_SETS,
 502       .maxPerStageDescriptorSamplers            = 64,
 503       .maxPerStageDescriptorUniformBuffers      = 64,
 504       .maxPerStageDescriptorStorageBuffers      = 64,
 505       .maxPerStageDescriptorSampledImages       = 64,
 506       .maxPerStageDescriptorStorageImages       = 64,
 507       .maxPerStageDescriptorInputAttachments    = 64,
 508       .maxPerStageResources                     = 128,
 509       .maxDescriptorSetSamplers                 = 256,
 510       .maxDescriptorSetUniformBuffers           = 256,
 511       .maxDescriptorSetUniformBuffersDynamic    = 256,
 512       .maxDescriptorSetStorageBuffers           = 256,
 513       .maxDescriptorSetStorageBuffersDynamic    = 256,
 514       .maxDescriptorSetSampledImages            = 256,
 515       .maxDescriptorSetStorageImages            = 256,
 516       .maxDescriptorSetInputAttachments         = 256,
 517       .maxVertexInputAttributes                 = 32,
 518       .maxVertexInputBindings                   = 32,
 519       .maxVertexInputAttributeOffset            = 2047,
 520       .maxVertexInputBindingStride              = 2048,
 521       .maxVertexOutputComponents                = 128,
 522       .maxTessellationGenerationLevel           = 0,
 523       .maxTessellationPatchSize                 = 0,
 524       .maxTessellationControlPerVertexInputComponents = 0,
 525       .maxTessellationControlPerVertexOutputComponents = 0,
 526       .maxTessellationControlPerPatchOutputComponents = 0,
 527       .maxTessellationControlTotalOutputComponents = 0,
 528       .maxTessellationEvaluationInputComponents = 0,
 529       .maxTessellationEvaluationOutputComponents = 0,
 530       .maxGeometryShaderInvocations             = 32,
 531       .maxGeometryInputComponents               = 64,
 532       .maxGeometryOutputComponents              = 128,
 533       .maxGeometryOutputVertices                = 256,
 534       .maxGeometryTotalOutputComponents         = 1024,
 535       .maxFragmentInputComponents               = 128,
 536       .maxFragmentOutputAttachments             = 8,
 537       .maxFragmentDualSrcAttachments            = 2,
 538       .maxFragmentCombinedOutputResources       = 8,
 539       .maxComputeSharedMemorySize               = 32768,
 540       .maxComputeWorkGroupCount                 = { 65535, 65535, 65535 },
 541       .maxComputeWorkGroupInvocations           = 16 * pdevice->max_cs_threads,
 542       .maxComputeWorkGroupSize = {
 543          16 * pdevice->max_cs_threads,
 544          16 * pdevice->max_cs_threads,
 545          16 * pdevice->max_cs_threads,
 546       },
 547       .subPixelPrecisionBits                    = 4 /* FIXME */,
 548       .subTexelPrecisionBits                    = 4 /* FIXME */,
 549       .mipmapPrecisionBits                      = 4 /* FIXME */,
 550       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 551       .maxDrawIndirectCount                     = UINT32_MAX,
 552       .maxSamplerLodBias                        = 16,
 553       .maxSamplerAnisotropy                     = 16,
 554       .maxViewports                             = MAX_VIEWPORTS,
 555       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 556       .viewportBoundsRange                      = { INT16_MIN, INT16_MAX },
 557       .viewportSubPixelBits                     = 13, /* We take a float? */
 558       .minMemoryMapAlignment                    = 4096, /* A page */
 559       .minTexelBufferOffsetAlignment            = 1,
 560       .minUniformBufferOffsetAlignment          = 1,
 561       .minStorageBufferOffsetAlignment          = 1,
 562       .minTexelOffset                           = -8,
 563       .maxTexelOffset                           = 7,
 564       .minTexelGatherOffset                     = -8,
 565       .maxTexelGatherOffset                     = 7,
 566       .minInterpolationOffset                   = -0.5,
 567       .maxInterpolationOffset                   = 0.4375,
 568       .subPixelInterpolationOffsetBits          = 4,
 569       .maxFramebufferWidth                      = (1 << 14),
 570       .maxFramebufferHeight                     = (1 << 14),
 571       .maxFramebufferLayers                     = (1 << 10),
 572       .framebufferColorSampleCounts             = sample_counts,
 573       .framebufferDepthSampleCounts             = sample_counts,
 574       .framebufferStencilSampleCounts           = sample_counts,
 575       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 576       .maxColorAttachments                      = MAX_RTS,
 577       .sampledImageColorSampleCounts            = sample_counts,
 578       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 579       .sampledImageDepthSampleCounts            = sample_counts,
 580       .sampledImageStencilSampleCounts          = sample_counts,
 581       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 582       .maxSampleMaskWords                       = 1,
 583       .timestampComputeAndGraphics              = false,
 584       .timestampPeriod                          = time_stamp_base / (1000 * 1000 * 1000),
 585       .maxClipDistances                         = 0 /* FIXME */,
 586       .maxCullDistances                         = 0 /* FIXME */,
 587       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 588       .discreteQueuePriorities                  = 1,
 589       .pointSizeRange                           = { 0.125, 255.875 },
 590       .lineWidthRange                           = { 0.0, 7.9921875 },
 591       .pointSizeGranularity                     = (1.0 / 8.0),
 592       .lineWidthGranularity                     = (1.0 / 128.0),
 593       .strictLines                              = false, /* FINISHME */
 594       .standardSampleLocations                  = true,
 595       .optimalBufferCopyOffsetAlignment         = 128,
 596       .optimalBufferCopyRowPitchAlignment       = 128,
 597       .nonCoherentAtomSize                      = 64,
 598    };
 599
 600    *pProperties = (VkPhysicalDeviceProperties) {
 601       .apiVersion = VK_MAKE_VERSION(1, 0, 5),
 602       .driverVersion = 1,
 603       .vendorID = 0x8086,
 604       .deviceID = pdevice->chipset_id,
 605       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 606       .limits = limits,
 607       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 608    };
 609
 610    strcpy(pProperties->deviceName, pdevice->name);
 611    anv_device_get_cache_uuid(pProperties->pipelineCacheUUID);
 612 }
 613
 614 void anv_GetPhysicalDeviceQueueFamilyProperties(
 615     VkPhysicalDevice                            physicalDevice,
 616     uint32_t*                                   pCount,
 617     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 618 {
 619    if (pQueueFamilyProperties == NULL) {
 620       *pCount = 1;
 621       return;
 622    }
 623
 624    assert(*pCount >= 1);
 625
 626    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 627       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 628                     VK_QUEUE_COMPUTE_BIT |
 629                     VK_QUEUE_TRANSFER_BIT,
 630       .queueCount = 1,
 631       .timestampValidBits = 36, /* XXX: Real value here */
 632       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 633    };
 634 }
 635
 636 void anv_GetPhysicalDeviceMemoryProperties(
 637     VkPhysicalDevice                            physicalDevice,
 638     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 639 {
 640    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 641    VkDeviceSize heap_size;
 642
 643    /* Reserve some wiggle room for the driver by exposing only 75% of the
 644     * aperture to the heap.
 645     */
 646    heap_size = 3 * physical_device->aperture_size / 4;
 647
 648    if (physical_device->info->has_llc) {
 649       /* Big core GPUs share LLC with the CPU and thus one memory type can be
 650        * both cached and coherent at the same time.
 651        */
 652       pMemoryProperties->memoryTypeCount = 1;
 653       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 654          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 655                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 656                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 657                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 658          .heapIndex = 0,
 659       };
 660    } else {
 661       /* The spec requires that we expose a host-visible, coherent memory
 662        * type, but Atom GPUs don't share LLC. Thus we offer two memory types
 663        * to give the application a choice between cached, but not coherent and
 664        * coherent but uncached (WC though).
 665        */
 666       pMemoryProperties->memoryTypeCount = 2;
 667       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 668          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 669                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 670                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
 671          .heapIndex = 0,
 672       };
 673       pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
 674          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 675                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 676                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 677          .heapIndex = 0,
 678       };
 679    }
 680
 681    pMemoryProperties->memoryHeapCount = 1;
 682    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 683       .size = heap_size,
 684       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 685    };
 686 }
 687
 688 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 689     VkInstance                                  instance,
 690     const char*                                 pName)
 691 {
 692    return anv_lookup_entrypoint(pName);
 693 }
 694
 695 /* With version 1+ of the loader interface the ICD should expose
 696  * vk_icdGetInstanceProcAddr to work around certain LD_PRELOAD issues seen in apps.
 697  */
 698 PUBLIC
 699 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 700     VkInstance                                  instance,
 701     const char*                                 pName);
 702
 703 PUBLIC
 704 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 705     VkInstance                                  instance,
 706     const char*                                 pName)
 707 {
 708    return anv_GetInstanceProcAddr(instance, pName);
 709 }
 710
 711 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 712     VkDevice                                    device,
 713     const char*                                 pName)
 714 {
 715    return anv_lookup_entrypoint(pName);
 716 }
 717
 718 static VkResult
 719 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 720 {
 721    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 722    queue->device = device;
 723    queue->pool = &device->surface_state_pool;
 724
 725    return VK_SUCCESS;
 726 }
 727
 728 static void
 729 anv_queue_finish(struct anv_queue *queue)
 730 {
 731 }
 732
 733 static struct anv_state
 734 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 735 {
 736    struct anv_state state;
 737
 738    state = anv_state_pool_alloc(pool, size, align);
 739    memcpy(state.map, p, size);
 740
 741    if (!pool->block_pool->device->info.has_llc)
 742       anv_state_clflush(state);
 743
 744    return state;
 745 }
 746
 747 struct gen8_border_color {
 748    union {
 749       float float32[4];
 750       uint32_t uint32[4];
 751    };
 752    /* Pad out to 64 bytes */
 753    uint32_t _pad[12];
 754 };
 755
 756 static void
 757 anv_device_init_border_colors(struct anv_device *device)
 758 {
 759    static const struct gen8_border_color border_colors[] = {
 760       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 761       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 762       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 763       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 764       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 765       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 766    };
 767
 768    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 769                                                     sizeof(border_colors), 64,
 770                                                     border_colors);
 771 }
 772
 773 VkResult
 774 anv_device_submit_simple_batch(struct anv_device *device,
 775                                struct anv_batch *batch)
 776 {
 777    struct drm_i915_gem_execbuffer2 execbuf;
 778    struct drm_i915_gem_exec_object2 exec2_objects[1];
 779    struct anv_bo bo;
 780    VkResult result = VK_SUCCESS;
 781    uint32_t size;
 782    int64_t timeout;
 783    int ret;
 784
 785    /* Kernel driver requires 8 byte aligned batch length */
 786    size = align_u32(batch->next - batch->start, 8);
 787    result = anv_bo_pool_alloc(&device->batch_bo_pool, &bo, size);
 788    if (result != VK_SUCCESS)
 789       return result;
 790
 791    memcpy(bo.map, batch->start, size);
 792    if (!device->info.has_llc)
 793       anv_clflush_range(bo.map, size);
 794
 795    exec2_objects[0].handle = bo.gem_handle;
 796    exec2_objects[0].relocation_count = 0;
 797    exec2_objects[0].relocs_ptr = 0;
 798    exec2_objects[0].alignment = 0;
 799    exec2_objects[0].offset = bo.offset;
 800    exec2_objects[0].flags = 0;
 801    exec2_objects[0].rsvd1 = 0;
 802    exec2_objects[0].rsvd2 = 0;
 803
 804    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 805    execbuf.buffer_count = 1;
 806    execbuf.batch_start_offset = 0;
 807    execbuf.batch_len = size;
 808    execbuf.cliprects_ptr = 0;
 809    execbuf.num_cliprects = 0;
 810    execbuf.DR1 = 0;
 811    execbuf.DR4 = 0;
 812
 813    execbuf.flags =
 814       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 815    execbuf.rsvd1 = device->context_id;
 816    execbuf.rsvd2 = 0;
 817
 818    ret = anv_gem_execbuffer(device, &execbuf);
 819    if (ret != 0) {
 820       /* We don't know the real error. */
 821       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 822       goto fail;
 823    }
 824
 825    timeout = INT64_MAX;
 826    ret = anv_gem_wait(device, bo.gem_handle, &timeout);
 827    if (ret != 0) {
 828       /* We don't know the real error. */
 829       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 830       goto fail;
 831    }
 832
 833  fail:
 834    anv_bo_pool_free(&device->batch_bo_pool, &bo);
 835
 836    return result;
 837 }
 838
 839 VkResult anv_CreateDevice(
 840     VkPhysicalDevice                            physicalDevice,
 841     const VkDeviceCreateInfo*                   pCreateInfo,
 842     const VkAllocationCallbacks*                pAllocator,
 843     VkDevice*                                   pDevice)
 844 {
 845    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 846    VkResult result;
 847    struct anv_device *device;
 848
 849    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 850
 851    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 852       bool found = false;
 853       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 854          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 855                     device_extensions[j].extensionName) == 0) {
 856             found = true;
 857             break;
 858          }
 859       }
 860       if (!found)
 861          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 862    }
 863
 864    anv_set_dispatch_devinfo(physical_device->info);
 865
 866    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 867                        sizeof(*device), 8,
 868                        VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 869    if (!device)
 870       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 871
 872    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 873    device->instance = physical_device->instance;
 874    device->chipset_id = physical_device->chipset_id;
 875
 876    if (pAllocator)
 877       device->alloc = *pAllocator;
 878    else
 879       device->alloc = physical_device->instance->alloc;
 880
 881    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 882    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 883    if (device->fd == -1) {
 884       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 885       goto fail_device;
 886    }
 887
 888    device->context_id = anv_gem_create_context(device);
 889    if (device->context_id == -1) {
 890       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 891       goto fail_fd;
 892    }
 893
 894    device->info = *physical_device->info;
 895    device->isl_dev = physical_device->isl_dev;
 896
 897    /* On Broadwell and later, we can use batch chaining to more efficiently
 898     * implement growing command buffers.  Prior to Haswell, the kernel
 899     * command parser gets in the way and we have to fall back to growing
 900     * the batch.
 901     */
 902    device->can_chain_batches = device->info.gen >= 8;
 903
 904    device->robust_buffer_access = pCreateInfo->pEnabledFeatures &&
 905       pCreateInfo->pEnabledFeatures->robustBufferAccess;
 906
 907    pthread_mutex_init(&device->mutex, NULL);
 908
 909    anv_bo_pool_init(&device->batch_bo_pool, device);
 910
 911    anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
 912
 913    anv_state_pool_init(&device->dynamic_state_pool,
 914                        &device->dynamic_state_block_pool);
 915
 916    anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
 917    anv_state_pool_init(&device->instruction_state_pool,
 918                        &device->instruction_block_pool);
 919
 920    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 921
 922    anv_state_pool_init(&device->surface_state_pool,
 923                        &device->surface_state_block_pool);
 924
 925    anv_bo_init_new(&device->workaround_bo, device, 1024);
 926
 927    anv_scratch_pool_init(device, &device->scratch_pool);
 928
 929    anv_queue_init(device, &device->queue);
 930
 931    switch (device->info.gen) {
 932    case 7:
 933       if (!device->info.is_haswell)
 934          result = gen7_init_device_state(device);
 935       else
 936          result = gen75_init_device_state(device);
 937       break;
 938    case 8:
 939       result = gen8_init_device_state(device);
 940       break;
 941    case 9:
 942       result = gen9_init_device_state(device);
 943       break;
 944    default:
 945       /* Shouldn't get here as we don't create physical devices for any other
 946        * gens. */
 947       unreachable("unhandled gen");
 948    }
 949    if (result != VK_SUCCESS)
 950       goto fail_fd;
 951
 952    result = anv_device_init_meta(device);
 953    if (result != VK_SUCCESS)
 954       goto fail_fd;
 955
 956    anv_device_init_blorp(device);
 957
 958    anv_device_init_border_colors(device);
 959
 960    *pDevice = anv_device_to_handle(device);
 961
 962    return VK_SUCCESS;
 963
 964  fail_fd:
 965    close(device->fd);
 966  fail_device:
 967    anv_free(&device->alloc, device);
 968
 969    return result;
 970 }
 971
 972 void anv_DestroyDevice(
 973     VkDevice                                    _device,
 974     const VkAllocationCallbacks*                pAllocator)
 975 {
 976    ANV_FROM_HANDLE(anv_device, device, _device);
 977
 978    anv_queue_finish(&device->queue);
 979
 980    anv_device_finish_blorp(device);
 981
 982    anv_device_finish_meta(device);
 983
 984 #ifdef HAVE_VALGRIND
 985    /* We only need to free these to prevent valgrind errors.  The backing
 986     * BO will go away in a couple of lines so we don't actually leak.
 987     */
 988    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 989 #endif
 990
 991    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 992    anv_gem_close(device, device->workaround_bo.gem_handle);
 993
 994    anv_bo_pool_finish(&device->batch_bo_pool);
 995    anv_state_pool_finish(&device->dynamic_state_pool);
 996    anv_block_pool_finish(&device->dynamic_state_block_pool);
 997    anv_state_pool_finish(&device->instruction_state_pool);
 998    anv_block_pool_finish(&device->instruction_block_pool);
 999    anv_state_pool_finish(&device->surface_state_pool);
1000    anv_block_pool_finish(&device->surface_state_block_pool);
1001    anv_scratch_pool_finish(device, &device->scratch_pool);
1002
1003    close(device->fd);
1004
1005    pthread_mutex_destroy(&device->mutex);
1006
1007    anv_free(&device->alloc, device);
1008 }
1009
1010 VkResult anv_EnumerateInstanceExtensionProperties(
1011     const char*                                 pLayerName,
1012     uint32_t*                                   pPropertyCount,
1013     VkExtensionProperties*                      pProperties)
1014 {
1015    if (pProperties == NULL) {
1016       *pPropertyCount = ARRAY_SIZE(global_extensions);
1017       return VK_SUCCESS;
1018    }
1019
1020    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
1021
1022    *pPropertyCount = ARRAY_SIZE(global_extensions);
1023    memcpy(pProperties, global_extensions, sizeof(global_extensions));
1024
1025    return VK_SUCCESS;
1026 }
1027
1028 VkResult anv_EnumerateDeviceExtensionProperties(
1029     VkPhysicalDevice                            physicalDevice,
1030     const char*                                 pLayerName,
1031     uint32_t*                                   pPropertyCount,
1032     VkExtensionProperties*                      pProperties)
1033 {
1034    if (pProperties == NULL) {
1035       *pPropertyCount = ARRAY_SIZE(device_extensions);
1036       return VK_SUCCESS;
1037    }
1038
1039    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
1040
1041    *pPropertyCount = ARRAY_SIZE(device_extensions);
1042    memcpy(pProperties, device_extensions, sizeof(device_extensions));
1043
1044    return VK_SUCCESS;
1045 }
1046
1047 VkResult anv_EnumerateInstanceLayerProperties(
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 VkResult anv_EnumerateDeviceLayerProperties(
1061     VkPhysicalDevice                            physicalDevice,
1062     uint32_t*                                   pPropertyCount,
1063     VkLayerProperties*                          pProperties)
1064 {
1065    if (pProperties == NULL) {
1066       *pPropertyCount = 0;
1067       return VK_SUCCESS;
1068    }
1069
1070    /* None supported at this time */
1071    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1072 }
1073
1074 void anv_GetDeviceQueue(
1075     VkDevice                                    _device,
1076     uint32_t                                    queueNodeIndex,
1077     uint32_t                                    queueIndex,
1078     VkQueue*                                    pQueue)
1079 {
1080    ANV_FROM_HANDLE(anv_device, device, _device);
1081
1082    assert(queueIndex == 0);
1083
1084    *pQueue = anv_queue_to_handle(&device->queue);
1085 }
1086
1087 VkResult anv_QueueSubmit(
1088     VkQueue                                     _queue,
1089     uint32_t                                    submitCount,
1090     const VkSubmitInfo*                         pSubmits,
1091     VkFence                                     _fence)
1092 {
1093    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1094    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1095    struct anv_device *device = queue->device;
1096    int ret;
1097
1098    for (uint32_t i = 0; i < submitCount; i++) {
1099       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
1100          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
1101                          pSubmits[i].pCommandBuffers[j]);
1102          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
1103
1104          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.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          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
1112             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
1113       }
1114    }
1115
1116    if (fence) {
1117       ret = anv_gem_execbuffer(device, &fence->execbuf);
1118       if (ret != 0) {
1119          /* We don't know the real error. */
1120          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1121                           "execbuf2 failed: %m");
1122       }
1123    }
1124
1125    return VK_SUCCESS;
1126 }
1127
1128 VkResult anv_QueueWaitIdle(
1129     VkQueue                                     _queue)
1130 {
1131    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1132
1133    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
1134 }
1135
1136 VkResult anv_DeviceWaitIdle(
1137     VkDevice                                    _device)
1138 {
1139    ANV_FROM_HANDLE(anv_device, device, _device);
1140    struct anv_batch batch;
1141
1142    uint32_t cmds[8];
1143    batch.start = batch.next = cmds;
1144    batch.end = (void *) cmds + sizeof(cmds);
1145
1146    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1147    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1148
1149    return anv_device_submit_simple_batch(device, &batch);
1150 }
1151
1152 VkResult
1153 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
1154 {
1155    bo->gem_handle = anv_gem_create(device, size);
1156    if (!bo->gem_handle)
1157       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
1158
1159    bo->map = NULL;
1160    bo->index = 0;
1161    bo->offset = 0;
1162    bo->size = size;
1163    bo->is_winsys_bo = false;
1164
1165    return VK_SUCCESS;
1166 }
1167
1168 VkResult anv_AllocateMemory(
1169     VkDevice                                    _device,
1170     const VkMemoryAllocateInfo*                 pAllocateInfo,
1171     const VkAllocationCallbacks*                pAllocator,
1172     VkDeviceMemory*                             pMem)
1173 {
1174    ANV_FROM_HANDLE(anv_device, device, _device);
1175    struct anv_device_memory *mem;
1176    VkResult result;
1177
1178    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1179
1180    if (pAllocateInfo->allocationSize == 0) {
1181       /* Apparently, this is allowed */
1182       *pMem = VK_NULL_HANDLE;
1183       return VK_SUCCESS;
1184    }
1185
1186    /* We support exactly one memory heap. */
1187    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1188           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1189
1190    /* FINISHME: Fail if allocation request exceeds heap size. */
1191
1192    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1193                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1194    if (mem == NULL)
1195       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1196
1197    /* The kernel is going to give us whole pages anyway */
1198    uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
1199
1200    result = anv_bo_init_new(&mem->bo, device, alloc_size);
1201    if (result != VK_SUCCESS)
1202       goto fail;
1203
1204    mem->type_index = pAllocateInfo->memoryTypeIndex;
1205
1206    *pMem = anv_device_memory_to_handle(mem);
1207
1208    return VK_SUCCESS;
1209
1210  fail:
1211    anv_free2(&device->alloc, pAllocator, mem);
1212
1213    return result;
1214 }
1215
1216 void anv_FreeMemory(
1217     VkDevice                                    _device,
1218     VkDeviceMemory                              _mem,
1219     const VkAllocationCallbacks*                pAllocator)
1220 {
1221    ANV_FROM_HANDLE(anv_device, device, _device);
1222    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1223
1224    if (mem == NULL)
1225       return;
1226
1227    if (mem->bo.map)
1228       anv_gem_munmap(mem->bo.map, mem->bo.size);
1229
1230    if (mem->bo.gem_handle != 0)
1231       anv_gem_close(device, mem->bo.gem_handle);
1232
1233    anv_free2(&device->alloc, pAllocator, mem);
1234 }
1235
1236 VkResult anv_MapMemory(
1237     VkDevice                                    _device,
1238     VkDeviceMemory                              _memory,
1239     VkDeviceSize                                offset,
1240     VkDeviceSize                                size,
1241     VkMemoryMapFlags                            flags,
1242     void**                                      ppData)
1243 {
1244    ANV_FROM_HANDLE(anv_device, device, _device);
1245    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1246
1247    if (mem == NULL) {
1248       *ppData = NULL;
1249       return VK_SUCCESS;
1250    }
1251
1252    if (size == VK_WHOLE_SIZE)
1253       size = mem->bo.size - offset;
1254
1255    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1256     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1257     * at a time is valid. We could just mmap up front and return an offset
1258     * pointer here, but that may exhaust virtual memory on 32 bit
1259     * userspace. */
1260
1261    uint32_t gem_flags = 0;
1262    if (!device->info.has_llc && mem->type_index == 0)
1263       gem_flags |= I915_MMAP_WC;
1264
1265    /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
1266    uint64_t map_offset = offset & ~4095ull;
1267    assert(offset >= map_offset);
1268    uint64_t map_size = (offset + size) - map_offset;
1269
1270    /* Let's map whole pages */
1271    map_size = align_u64(map_size, 4096);
1272
1273    mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
1274                            map_offset, map_size, gem_flags);
1275    mem->map_size = map_size;
1276
1277    *ppData = mem->map + (offset - map_offset);
1278
1279    return VK_SUCCESS;
1280 }
1281
1282 void anv_UnmapMemory(
1283     VkDevice                                    _device,
1284     VkDeviceMemory                              _memory)
1285 {
1286    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1287
1288    if (mem == NULL)
1289       return;
1290
1291    anv_gem_munmap(mem->map, mem->map_size);
1292 }
1293
1294 static void
1295 clflush_mapped_ranges(struct anv_device         *device,
1296                       uint32_t                   count,
1297                       const VkMappedMemoryRange *ranges)
1298 {
1299    for (uint32_t i = 0; i < count; i++) {
1300       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1301       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1302       void *end;
1303
1304       if (ranges[i].offset + ranges[i].size > mem->map_size)
1305          end = mem->map + mem->map_size;
1306       else
1307          end = mem->map + ranges[i].offset + ranges[i].size;
1308
1309       while (p < end) {
1310          __builtin_ia32_clflush(p);
1311          p += CACHELINE_SIZE;
1312       }
1313    }
1314 }
1315
1316 VkResult anv_FlushMappedMemoryRanges(
1317     VkDevice                                    _device,
1318     uint32_t                                    memoryRangeCount,
1319     const VkMappedMemoryRange*                  pMemoryRanges)
1320 {
1321    ANV_FROM_HANDLE(anv_device, device, _device);
1322
1323    if (device->info.has_llc)
1324       return VK_SUCCESS;
1325
1326    /* Make sure the writes we're flushing have landed. */
1327    __builtin_ia32_mfence();
1328
1329    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1330
1331    return VK_SUCCESS;
1332 }
1333
1334 VkResult anv_InvalidateMappedMemoryRanges(
1335     VkDevice                                    _device,
1336     uint32_t                                    memoryRangeCount,
1337     const VkMappedMemoryRange*                  pMemoryRanges)
1338 {
1339    ANV_FROM_HANDLE(anv_device, device, _device);
1340
1341    if (device->info.has_llc)
1342       return VK_SUCCESS;
1343
1344    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1345
1346    /* Make sure no reads get moved up above the invalidate. */
1347    __builtin_ia32_mfence();
1348
1349    return VK_SUCCESS;
1350 }
1351
1352 void anv_GetBufferMemoryRequirements(
1353     VkDevice                                    device,
1354     VkBuffer                                    _buffer,
1355     VkMemoryRequirements*                       pMemoryRequirements)
1356 {
1357    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1358
1359    /* The Vulkan spec (git aaed022) says:
1360     *
1361     *    memoryTypeBits is a bitfield and contains one bit set for every
1362     *    supported memory type for the resource. The bit `1<<i` is set if and
1363     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1364     *    structure for the physical device is supported.
1365     *
1366     * We support exactly one memory type.
1367     */
1368    pMemoryRequirements->memoryTypeBits = 1;
1369
1370    pMemoryRequirements->size = buffer->size;
1371    pMemoryRequirements->alignment = 16;
1372 }
1373
1374 void anv_GetImageMemoryRequirements(
1375     VkDevice                                    device,
1376     VkImage                                     _image,
1377     VkMemoryRequirements*                       pMemoryRequirements)
1378 {
1379    ANV_FROM_HANDLE(anv_image, image, _image);
1380
1381    /* The Vulkan spec (git aaed022) says:
1382     *
1383     *    memoryTypeBits is a bitfield and contains one bit set for every
1384     *    supported memory type for the resource. The bit `1<<i` is set if and
1385     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1386     *    structure for the physical device is supported.
1387     *
1388     * We support exactly one memory type.
1389     */
1390    pMemoryRequirements->memoryTypeBits = 1;
1391
1392    pMemoryRequirements->size = image->size;
1393    pMemoryRequirements->alignment = image->alignment;
1394 }
1395
1396 void anv_GetImageSparseMemoryRequirements(
1397     VkDevice                                    device,
1398     VkImage                                     image,
1399     uint32_t*                                   pSparseMemoryRequirementCount,
1400     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1401 {
1402    stub();
1403 }
1404
1405 void anv_GetDeviceMemoryCommitment(
1406     VkDevice                                    device,
1407     VkDeviceMemory                              memory,
1408     VkDeviceSize*                               pCommittedMemoryInBytes)
1409 {
1410    *pCommittedMemoryInBytes = 0;
1411 }
1412
1413 VkResult anv_BindBufferMemory(
1414     VkDevice                                    device,
1415     VkBuffer                                    _buffer,
1416     VkDeviceMemory                              _memory,
1417     VkDeviceSize                                memoryOffset)
1418 {
1419    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1420    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1421
1422    if (mem) {
1423       buffer->bo = &mem->bo;
1424       buffer->offset = memoryOffset;
1425    } else {
1426       buffer->bo = NULL;
1427       buffer->offset = 0;
1428    }
1429
1430    return VK_SUCCESS;
1431 }
1432
1433 VkResult anv_BindImageMemory(
1434     VkDevice                                    device,
1435     VkImage                                     _image,
1436     VkDeviceMemory                              _memory,
1437     VkDeviceSize                                memoryOffset)
1438 {
1439    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1440    ANV_FROM_HANDLE(anv_image, image, _image);
1441
1442    if (mem) {
1443       image->bo = &mem->bo;
1444       image->offset = memoryOffset;
1445    } else {
1446       image->bo = NULL;
1447       image->offset = 0;
1448    }
1449
1450    return VK_SUCCESS;
1451 }
1452
1453 VkResult anv_QueueBindSparse(
1454     VkQueue                                     queue,
1455     uint32_t                                    bindInfoCount,
1456     const VkBindSparseInfo*                     pBindInfo,
1457     VkFence                                     fence)
1458 {
1459    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1460 }
1461
1462 VkResult anv_CreateFence(
1463     VkDevice                                    _device,
1464     const VkFenceCreateInfo*                    pCreateInfo,
1465     const VkAllocationCallbacks*                pAllocator,
1466     VkFence*                                    pFence)
1467 {
1468    ANV_FROM_HANDLE(anv_device, device, _device);
1469    struct anv_bo fence_bo;
1470    struct anv_fence *fence;
1471    struct anv_batch batch;
1472    VkResult result;
1473
1474    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1475
1476    result = anv_bo_pool_alloc(&device->batch_bo_pool, &fence_bo, 4096);
1477    if (result != VK_SUCCESS)
1478       return result;
1479
1480    /* Fences are small.  Just store the CPU data structure in the BO. */
1481    fence = fence_bo.map;
1482    fence->bo = fence_bo;
1483
1484    /* Place the batch after the CPU data but on its own cache line. */
1485    const uint32_t batch_offset = align_u32(sizeof(*fence), CACHELINE_SIZE);
1486    batch.next = batch.start = fence->bo.map + batch_offset;
1487    batch.end = fence->bo.map + fence->bo.size;
1488    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END, bbe);
1489    anv_batch_emit(&batch, GEN7_MI_NOOP, noop);
1490
1491    if (!device->info.has_llc) {
1492       assert(((uintptr_t) batch.start & CACHELINE_MASK) == 0);
1493       assert(batch.next - batch.start <= CACHELINE_SIZE);
1494       __builtin_ia32_mfence();
1495       __builtin_ia32_clflush(batch.start);
1496    }
1497
1498    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1499    fence->exec2_objects[0].relocation_count = 0;
1500    fence->exec2_objects[0].relocs_ptr = 0;
1501    fence->exec2_objects[0].alignment = 0;
1502    fence->exec2_objects[0].offset = fence->bo.offset;
1503    fence->exec2_objects[0].flags = 0;
1504    fence->exec2_objects[0].rsvd1 = 0;
1505    fence->exec2_objects[0].rsvd2 = 0;
1506
1507    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1508    fence->execbuf.buffer_count = 1;
1509    fence->execbuf.batch_start_offset = batch.start - fence->bo.map;
1510    fence->execbuf.batch_len = batch.next - batch.start;
1511    fence->execbuf.cliprects_ptr = 0;
1512    fence->execbuf.num_cliprects = 0;
1513    fence->execbuf.DR1 = 0;
1514    fence->execbuf.DR4 = 0;
1515
1516    fence->execbuf.flags =
1517       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1518    fence->execbuf.rsvd1 = device->context_id;
1519    fence->execbuf.rsvd2 = 0;
1520
1521    fence->ready = false;
1522
1523    *pFence = anv_fence_to_handle(fence);
1524
1525    return VK_SUCCESS;
1526 }
1527
1528 void anv_DestroyFence(
1529     VkDevice                                    _device,
1530     VkFence                                     _fence,
1531     const VkAllocationCallbacks*                pAllocator)
1532 {
1533    ANV_FROM_HANDLE(anv_device, device, _device);
1534    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1535
1536    assert(fence->bo.map == fence);
1537    anv_bo_pool_free(&device->batch_bo_pool, &fence->bo);
1538 }
1539
1540 VkResult anv_ResetFences(
1541     VkDevice                                    _device,
1542     uint32_t                                    fenceCount,
1543     const VkFence*                              pFences)
1544 {
1545    for (uint32_t i = 0; i < fenceCount; i++) {
1546       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1547       fence->ready = false;
1548    }
1549
1550    return VK_SUCCESS;
1551 }
1552
1553 VkResult anv_GetFenceStatus(
1554     VkDevice                                    _device,
1555     VkFence                                     _fence)
1556 {
1557    ANV_FROM_HANDLE(anv_device, device, _device);
1558    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1559    int64_t t = 0;
1560    int ret;
1561
1562    if (fence->ready)
1563       return VK_SUCCESS;
1564
1565    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1566    if (ret == 0) {
1567       fence->ready = true;
1568       return VK_SUCCESS;
1569    }
1570
1571    return VK_NOT_READY;
1572 }
1573
1574 VkResult anv_WaitForFences(
1575     VkDevice                                    _device,
1576     uint32_t                                    fenceCount,
1577     const VkFence*                              pFences,
1578     VkBool32                                    waitAll,
1579     uint64_t                                    timeout)
1580 {
1581    ANV_FROM_HANDLE(anv_device, device, _device);
1582
1583    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1584     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1585     * for a couple of kernel releases.  Since there's no way to know
1586     * whether or not the kernel we're using is one of the broken ones, the
1587     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1588     * maximum timeout from 584 years to 292 years - likely not a big deal.
1589     */
1590    if (timeout > INT64_MAX)
1591       timeout = INT64_MAX;
1592
1593    int64_t t = timeout;
1594
1595    /* FIXME: handle !waitAll */
1596
1597    for (uint32_t i = 0; i < fenceCount; i++) {
1598       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1599       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1600       if (ret == -1 && errno == ETIME) {
1601          return VK_TIMEOUT;
1602       } else if (ret == -1) {
1603          /* We don't know the real error. */
1604          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1605                           "gem wait failed: %m");
1606       }
1607    }
1608
1609    return VK_SUCCESS;
1610 }
1611
1612 // Queue semaphore functions
1613
1614 VkResult anv_CreateSemaphore(
1615     VkDevice                                    device,
1616     const VkSemaphoreCreateInfo*                pCreateInfo,
1617     const VkAllocationCallbacks*                pAllocator,
1618     VkSemaphore*                                pSemaphore)
1619 {
1620    /* The DRM execbuffer ioctl always execute in-oder, even between different
1621     * rings. As such, there's nothing to do for the user space semaphore.
1622     */
1623
1624    *pSemaphore = (VkSemaphore)1;
1625
1626    return VK_SUCCESS;
1627 }
1628
1629 void anv_DestroySemaphore(
1630     VkDevice                                    device,
1631     VkSemaphore                                 semaphore,
1632     const VkAllocationCallbacks*                pAllocator)
1633 {
1634 }
1635
1636 // Event functions
1637
1638 VkResult anv_CreateEvent(
1639     VkDevice                                    _device,
1640     const VkEventCreateInfo*                    pCreateInfo,
1641     const VkAllocationCallbacks*                pAllocator,
1642     VkEvent*                                    pEvent)
1643 {
1644    ANV_FROM_HANDLE(anv_device, device, _device);
1645    struct anv_state state;
1646    struct anv_event *event;
1647
1648    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
1649
1650    state = anv_state_pool_alloc(&device->dynamic_state_pool,
1651                                 sizeof(*event), 8);
1652    event = state.map;
1653    event->state = state;
1654    event->semaphore = VK_EVENT_RESET;
1655
1656    if (!device->info.has_llc) {
1657       /* Make sure the writes we're flushing have landed. */
1658       __builtin_ia32_mfence();
1659       __builtin_ia32_clflush(event);
1660    }
1661
1662    *pEvent = anv_event_to_handle(event);
1663
1664    return VK_SUCCESS;
1665 }
1666
1667 void anv_DestroyEvent(
1668     VkDevice                                    _device,
1669     VkEvent                                     _event,
1670     const VkAllocationCallbacks*                pAllocator)
1671 {
1672    ANV_FROM_HANDLE(anv_device, device, _device);
1673    ANV_FROM_HANDLE(anv_event, event, _event);
1674
1675    anv_state_pool_free(&device->dynamic_state_pool, event->state);
1676 }
1677
1678 VkResult anv_GetEventStatus(
1679     VkDevice                                    _device,
1680     VkEvent                                     _event)
1681 {
1682    ANV_FROM_HANDLE(anv_device, device, _device);
1683    ANV_FROM_HANDLE(anv_event, event, _event);
1684
1685    if (!device->info.has_llc) {
1686       /* Invalidate read cache before reading event written by GPU. */
1687       __builtin_ia32_clflush(event);
1688       __builtin_ia32_mfence();
1689
1690    }
1691
1692    return event->semaphore;
1693 }
1694
1695 VkResult anv_SetEvent(
1696     VkDevice                                    _device,
1697     VkEvent                                     _event)
1698 {
1699    ANV_FROM_HANDLE(anv_device, device, _device);
1700    ANV_FROM_HANDLE(anv_event, event, _event);
1701
1702    event->semaphore = VK_EVENT_SET;
1703
1704    if (!device->info.has_llc) {
1705       /* Make sure the writes we're flushing have landed. */
1706       __builtin_ia32_mfence();
1707       __builtin_ia32_clflush(event);
1708    }
1709
1710    return VK_SUCCESS;
1711 }
1712
1713 VkResult anv_ResetEvent(
1714     VkDevice                                    _device,
1715     VkEvent                                     _event)
1716 {
1717    ANV_FROM_HANDLE(anv_device, device, _device);
1718    ANV_FROM_HANDLE(anv_event, event, _event);
1719
1720    event->semaphore = VK_EVENT_RESET;
1721
1722    if (!device->info.has_llc) {
1723       /* Make sure the writes we're flushing have landed. */
1724       __builtin_ia32_mfence();
1725       __builtin_ia32_clflush(event);
1726    }
1727
1728    return VK_SUCCESS;
1729 }
1730
1731 // Buffer functions
1732
1733 VkResult anv_CreateBuffer(
1734     VkDevice                                    _device,
1735     const VkBufferCreateInfo*                   pCreateInfo,
1736     const VkAllocationCallbacks*                pAllocator,
1737     VkBuffer*                                   pBuffer)
1738 {
1739    ANV_FROM_HANDLE(anv_device, device, _device);
1740    struct anv_buffer *buffer;
1741
1742    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1743
1744    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1745                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1746    if (buffer == NULL)
1747       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1748
1749    buffer->size = pCreateInfo->size;
1750    buffer->usage = pCreateInfo->usage;
1751    buffer->bo = NULL;
1752    buffer->offset = 0;
1753
1754    *pBuffer = anv_buffer_to_handle(buffer);
1755
1756    return VK_SUCCESS;
1757 }
1758
1759 void anv_DestroyBuffer(
1760     VkDevice                                    _device,
1761     VkBuffer                                    _buffer,
1762     const VkAllocationCallbacks*                pAllocator)
1763 {
1764    ANV_FROM_HANDLE(anv_device, device, _device);
1765    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1766
1767    anv_free2(&device->alloc, pAllocator, buffer);
1768 }
1769
1770 void
1771 anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
1772                               enum isl_format format,
1773                               uint32_t offset, uint32_t range, uint32_t stride)
1774 {
1775    isl_buffer_fill_state(&device->isl_dev, state.map,
1776                          .address = offset,
1777                          .mocs = device->default_mocs,
1778                          .size = range,
1779                          .format = format,
1780                          .stride = stride);
1781
1782    if (!device->info.has_llc)
1783       anv_state_clflush(state);
1784 }
1785
1786 void anv_DestroySampler(
1787     VkDevice                                    _device,
1788     VkSampler                                   _sampler,
1789     const VkAllocationCallbacks*                pAllocator)
1790 {
1791    ANV_FROM_HANDLE(anv_device, device, _device);
1792    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1793
1794    anv_free2(&device->alloc, pAllocator, sampler);
1795 }
1796
1797 VkResult anv_CreateFramebuffer(
1798     VkDevice                                    _device,
1799     const VkFramebufferCreateInfo*              pCreateInfo,
1800     const VkAllocationCallbacks*                pAllocator,
1801     VkFramebuffer*                              pFramebuffer)
1802 {
1803    ANV_FROM_HANDLE(anv_device, device, _device);
1804    struct anv_framebuffer *framebuffer;
1805
1806    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1807
1808    size_t size = sizeof(*framebuffer) +
1809                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1810    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1811                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1812    if (framebuffer == NULL)
1813       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1814
1815    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1816    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1817       VkImageView _iview = pCreateInfo->pAttachments[i];
1818       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1819    }
1820
1821    framebuffer->width = pCreateInfo->width;
1822    framebuffer->height = pCreateInfo->height;
1823    framebuffer->layers = pCreateInfo->layers;
1824
1825    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1826
1827    return VK_SUCCESS;
1828 }
1829
1830 void anv_DestroyFramebuffer(
1831     VkDevice                                    _device,
1832     VkFramebuffer                               _fb,
1833     const VkAllocationCallbacks*                pAllocator)
1834 {
1835    ANV_FROM_HANDLE(anv_device, device, _device);
1836    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1837
1838    anv_free2(&device->alloc, pAllocator, fb);
1839 }