src/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 "mesa/main/git_sha1.h"
  32 #include "util/strtod.h"
  33
  34 #include "gen7_pack.h"
  35
  36 struct anv_dispatch_table dtable;
  37
  38 static void
  39 compiler_debug_log(void *data, const char *fmt, ...)
  40 { }
  41
  42 static void
  43 compiler_perf_log(void *data, const char *fmt, ...)
  44 {
  45    va_list args;
  46    va_start(args, fmt);
  47
  48    if (unlikely(INTEL_DEBUG & DEBUG_PERF))
  49       vfprintf(stderr, fmt, args);
  50
  51    va_end(args);
  52 }
  53
  54 static VkResult
  55 anv_physical_device_init(struct anv_physical_device *device,
  56                          struct anv_instance *instance,
  57                          const char *path)
  58 {
  59    VkResult result;
  60    int fd;
  61
  62    fd = open(path, O_RDWR | O_CLOEXEC);
  63    if (fd < 0)
  64       return vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
  65                        "failed to open %s: %m", path);
  66
  67    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
  68    device->instance = instance;
  69    device->path = path;
  70
  71    device->chipset_id = anv_gem_get_param(fd, I915_PARAM_CHIPSET_ID);
  72    if (!device->chipset_id) {
  73       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
  74                          "failed to get chipset id: %m");
  75       goto fail;
  76    }
  77
  78    device->name = brw_get_device_name(device->chipset_id);
  79    device->info = brw_get_device_info(device->chipset_id);
  80    if (!device->info) {
  81       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
  82                          "failed to get device info");
  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 == 9) {
  91       fprintf(stderr, "WARNING: Skylake Vulkan support is incomplete\n");
  92    } else if (device->info->gen == 8 && !device->info->is_cherryview) {
  93       /* Broadwell is as fully 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    if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
 101       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 102                          "failed to get aperture size: %m");
 103       goto fail;
 104    }
 105
 106    if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
 107       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 108                          "kernel missing gem wait");
 109       goto fail;
 110    }
 111
 112    if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
 113       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 114                          "kernel missing execbuf2");
 115       goto fail;
 116    }
 117
 118    if (!anv_gem_get_param(fd, I915_PARAM_HAS_LLC)) {
 119       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 120                          "non-llc gpu");
 121       goto fail;
 122    }
 123
 124    close(fd);
 125
 126    brw_process_intel_debug_variable();
 127
 128    device->compiler = brw_compiler_create(NULL, device->info);
 129    if (device->compiler == NULL) {
 130       result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 131       goto fail;
 132    }
 133    device->compiler->shader_debug_log = compiler_debug_log;
 134    device->compiler->shader_perf_log = compiler_perf_log;
 135
 136    isl_device_init(&device->isl_dev, device->info);
 137
 138    return VK_SUCCESS;
 139
 140 fail:
 141    close(fd);
 142    return result;
 143 }
 144
 145 static void
 146 anv_physical_device_finish(struct anv_physical_device *device)
 147 {
 148    ralloc_free(device->compiler);
 149 }
 150
 151 static const VkExtensionProperties global_extensions[] = {
 152    {
 153       .extensionName = VK_EXT_KHR_SWAPCHAIN_EXTENSION_NAME,
 154       .specVersion = 17,
 155    },
 156 };
 157
 158 static const VkExtensionProperties device_extensions[] = {
 159    {
 160       .extensionName = VK_EXT_KHR_DEVICE_SWAPCHAIN_EXTENSION_NAME,
 161       .specVersion = 53,
 162    },
 163 };
 164
 165 static void *
 166 default_alloc_func(void *pUserData, size_t size, size_t align,
 167                    VkSystemAllocationScope allocationScope)
 168 {
 169    return malloc(size);
 170 }
 171
 172 static void *
 173 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 174                      size_t align, VkSystemAllocationScope allocationScope)
 175 {
 176    return realloc(pOriginal, size);
 177 }
 178
 179 static void
 180 default_free_func(void *pUserData, void *pMemory)
 181 {
 182    free(pMemory);
 183 }
 184
 185 static const VkAllocationCallbacks default_alloc = {
 186    .pUserData = NULL,
 187    .pfnAllocation = default_alloc_func,
 188    .pfnReallocation = default_realloc_func,
 189    .pfnFree = default_free_func,
 190 };
 191
 192 VkResult anv_CreateInstance(
 193     const VkInstanceCreateInfo*                 pCreateInfo,
 194     const VkAllocationCallbacks*                pAllocator,
 195     VkInstance*                                 pInstance)
 196 {
 197    struct anv_instance *instance;
 198
 199    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 200
 201    if (pCreateInfo->pApplicationInfo->apiVersion != VK_MAKE_VERSION(0, 170, 2))
 202       return vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
 203
 204    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionNameCount; i++) {
 205       bool found = false;
 206       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 207          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 208                     global_extensions[j].extensionName) == 0) {
 209             found = true;
 210             break;
 211          }
 212       }
 213       if (!found)
 214          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 215    }
 216
 217    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 218                          VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 219    if (!instance)
 220       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 221
 222    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 223
 224    if (pAllocator)
 225       instance->alloc = *pAllocator;
 226    else
 227       instance->alloc = default_alloc;
 228
 229    instance->apiVersion = pCreateInfo->pApplicationInfo->apiVersion;
 230    instance->physicalDeviceCount = -1;
 231
 232    _mesa_locale_init();
 233
 234    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 235
 236    anv_init_wsi(instance);
 237
 238    *pInstance = anv_instance_to_handle(instance);
 239
 240    return VK_SUCCESS;
 241 }
 242
 243 void anv_DestroyInstance(
 244     VkInstance                                  _instance,
 245     const VkAllocationCallbacks*                pAllocator)
 246 {
 247    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 248
 249    if (instance->physicalDeviceCount > 0) {
 250       /* We support at most one physical device. */
 251       assert(instance->physicalDeviceCount == 1);
 252       anv_physical_device_finish(&instance->physicalDevice);
 253    }
 254
 255    anv_finish_wsi(instance);
 256
 257    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 258
 259    _mesa_locale_fini();
 260
 261    anv_free(&instance->alloc, instance);
 262 }
 263
 264 VkResult anv_EnumeratePhysicalDevices(
 265     VkInstance                                  _instance,
 266     uint32_t*                                   pPhysicalDeviceCount,
 267     VkPhysicalDevice*                           pPhysicalDevices)
 268 {
 269    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 270    VkResult result;
 271
 272    if (instance->physicalDeviceCount < 0) {
 273       result = anv_physical_device_init(&instance->physicalDevice,
 274                                         instance, "/dev/dri/renderD128");
 275       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 276          instance->physicalDeviceCount = 0;
 277       } else if (result == VK_SUCCESS) {
 278          instance->physicalDeviceCount = 1;
 279       } else {
 280          return result;
 281       }
 282    }
 283
 284    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 285     * otherwise it's an inout parameter.
 286     *
 287     * The Vulkan spec (git aaed022) says:
 288     *
 289     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 290     *    that is initialized with the number of devices the application is
 291     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 292     *    an array of at least this many VkPhysicalDevice handles [...].
 293     *
 294     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 295     *    overwrites the contents of the variable pointed to by
 296     *    pPhysicalDeviceCount with the number of physical devices in in the
 297     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 298     *    pPhysicalDeviceCount with the number of physical handles written to
 299     *    pPhysicalDevices.
 300     */
 301    if (!pPhysicalDevices) {
 302       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 303    } else if (*pPhysicalDeviceCount >= 1) {
 304       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 305       *pPhysicalDeviceCount = 1;
 306    } else {
 307       *pPhysicalDeviceCount = 0;
 308    }
 309
 310    return VK_SUCCESS;
 311 }
 312
 313 void anv_GetPhysicalDeviceFeatures(
 314     VkPhysicalDevice                            physicalDevice,
 315     VkPhysicalDeviceFeatures*                   pFeatures)
 316 {
 317    anv_finishme("Get correct values for PhysicalDeviceFeatures");
 318
 319    *pFeatures = (VkPhysicalDeviceFeatures) {
 320       .robustBufferAccess                       = false,
 321       .fullDrawIndexUint32                      = false,
 322       .imageCubeArray                           = false,
 323       .independentBlend                         = false,
 324       .geometryShader                           = true,
 325       .tessellationShader                       = false,
 326       .sampleRateShading                        = false,
 327       .dualSrcBlend                             = true,
 328       .logicOp                                  = true,
 329       .multiDrawIndirect                        = true,
 330       .depthClamp                               = false,
 331       .depthBiasClamp                           = false,
 332       .fillModeNonSolid                         = true,
 333       .depthBounds                              = false,
 334       .wideLines                                = true,
 335       .largePoints                              = true,
 336       .alphaToOne                               = true,
 337       .multiViewport                            = true,
 338       .samplerAnisotropy                        = false, /* FINISHME */
 339       .textureCompressionETC2                   = true,
 340       .textureCompressionASTC_LDR               = true,
 341       .textureCompressionBC                     = true,
 342       .occlusionQueryPrecise                    = false, /* FINISHME */
 343       .pipelineStatisticsQuery                  = true,
 344       .vertexPipelineStoresAndAtomics           = false,
 345       .fragmentStoresAndAtomics                 = true,
 346       .shaderTessellationAndGeometryPointSize   = true,
 347       .shaderImageGatherExtended                = true,
 348       .shaderStorageImageExtendedFormats        = false,
 349       .shaderStorageImageMultisample            = false,
 350       .shaderUniformBufferArrayDynamicIndexing  = true,
 351       .shaderSampledImageArrayDynamicIndexing   = false,
 352       .shaderStorageBufferArrayDynamicIndexing  = false,
 353       .shaderStorageImageArrayDynamicIndexing   = false,
 354       .shaderStorageImageReadWithoutFormat      = false,
 355       .shaderStorageImageWriteWithoutFormat     = true,
 356       .shaderClipDistance                       = false,
 357       .shaderCullDistance                       = false,
 358       .shaderFloat64                            = false,
 359       .shaderInt64                              = false,
 360       .shaderInt16                              = false,
 361       .alphaToOne                               = true,
 362       .variableMultisampleRate                  = false,
 363    };
 364 }
 365
 366 void anv_GetPhysicalDeviceProperties(
 367     VkPhysicalDevice                            physicalDevice,
 368     VkPhysicalDeviceProperties*                 pProperties)
 369 {
 370    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 371    const struct brw_device_info *devinfo = pdevice->info;
 372
 373    anv_finishme("Get correct values for VkPhysicalDeviceLimits");
 374
 375    VkSampleCountFlags sample_counts =
 376       VK_SAMPLE_COUNT_1_BIT |
 377       VK_SAMPLE_COUNT_2_BIT |
 378       VK_SAMPLE_COUNT_4_BIT |
 379       VK_SAMPLE_COUNT_8_BIT;
 380
 381    VkPhysicalDeviceLimits limits = {
 382       .maxImageDimension1D                      = (1 << 14),
 383       .maxImageDimension2D                      = (1 << 14),
 384       .maxImageDimension3D                      = (1 << 10),
 385       .maxImageDimensionCube                    = (1 << 14),
 386       .maxImageArrayLayers                      = (1 << 10),
 387       .maxTexelBufferElements                   = (1 << 14),
 388       .maxUniformBufferRange                    = UINT32_MAX,
 389       .maxStorageBufferRange                    = UINT32_MAX,
 390       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 391       .maxMemoryAllocationCount                 = UINT32_MAX,
 392       .maxSamplerAllocationCount                = UINT32_MAX,
 393       .bufferImageGranularity                   = 64, /* A cache line */
 394       .sparseAddressSpaceSize                   = 0,
 395       .maxBoundDescriptorSets                   = MAX_SETS,
 396       .maxPerStageDescriptorSamplers            = 64,
 397       .maxPerStageDescriptorUniformBuffers      = 64,
 398       .maxPerStageDescriptorStorageBuffers      = 64,
 399       .maxPerStageDescriptorSampledImages       = 64,
 400       .maxPerStageDescriptorStorageImages       = 64,
 401       .maxPerStageDescriptorInputAttachments    = 64,
 402       .maxPerStageResources                     = 128,
 403       .maxDescriptorSetSamplers                 = 256,
 404       .maxDescriptorSetUniformBuffers           = 256,
 405       .maxDescriptorSetUniformBuffersDynamic    = 256,
 406       .maxDescriptorSetStorageBuffers           = 256,
 407       .maxDescriptorSetStorageBuffersDynamic    = 256,
 408       .maxDescriptorSetSampledImages            = 256,
 409       .maxDescriptorSetStorageImages            = 256,
 410       .maxDescriptorSetInputAttachments         = 256,
 411       .maxVertexInputAttributes                 = 32,
 412       .maxVertexInputBindings                   = 32,
 413       .maxVertexInputAttributeOffset            = 256,
 414       .maxVertexInputBindingStride              = 256,
 415       .maxVertexOutputComponents                = 32,
 416       .maxTessellationGenerationLevel           = 0,
 417       .maxTessellationPatchSize                 = 0,
 418       .maxTessellationControlPerVertexInputComponents = 0,
 419       .maxTessellationControlPerVertexOutputComponents = 0,
 420       .maxTessellationControlPerPatchOutputComponents = 0,
 421       .maxTessellationControlTotalOutputComponents = 0,
 422       .maxTessellationEvaluationInputComponents = 0,
 423       .maxTessellationEvaluationOutputComponents = 0,
 424       .maxGeometryShaderInvocations             = 6,
 425       .maxGeometryInputComponents               = 16,
 426       .maxGeometryOutputComponents              = 16,
 427       .maxGeometryOutputVertices                = 16,
 428       .maxGeometryTotalOutputComponents         = 16,
 429       .maxFragmentInputComponents               = 16,
 430       .maxFragmentOutputAttachments             = 8,
 431       .maxFragmentDualSrcAttachments            = 2,
 432       .maxFragmentCombinedOutputResources       = 8,
 433       .maxComputeSharedMemorySize               = 1024,
 434       .maxComputeWorkGroupCount = {
 435          16 * devinfo->max_cs_threads,
 436          16 * devinfo->max_cs_threads,
 437          16 * devinfo->max_cs_threads,
 438       },
 439       .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
 440       .maxComputeWorkGroupSize = {
 441          16 * devinfo->max_cs_threads,
 442          16 * devinfo->max_cs_threads,
 443          16 * devinfo->max_cs_threads,
 444       },
 445       .subPixelPrecisionBits                    = 4 /* FIXME */,
 446       .subTexelPrecisionBits                    = 4 /* FIXME */,
 447       .mipmapPrecisionBits                      = 4 /* FIXME */,
 448       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 449       .maxDrawIndirectCount                     = UINT32_MAX,
 450       .maxSamplerLodBias                        = 16,
 451       .maxSamplerAnisotropy                     = 16,
 452       .maxViewports                             = MAX_VIEWPORTS,
 453       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 454       .viewportBoundsRange                      = { -1.0, 1.0 }, /* FIXME */
 455       .viewportSubPixelBits                     = 13, /* We take a float? */
 456       .minMemoryMapAlignment                    = 64, /* A cache line */
 457       .minTexelBufferOffsetAlignment            = 1,
 458       .minUniformBufferOffsetAlignment          = 1,
 459       .minStorageBufferOffsetAlignment          = 1,
 460       .minTexelOffset                           = 0, /* FIXME */
 461       .maxTexelOffset                           = 0, /* FIXME */
 462       .minTexelGatherOffset                     = 0, /* FIXME */
 463       .maxTexelGatherOffset                     = 0, /* FIXME */
 464       .minInterpolationOffset                   = 0, /* FIXME */
 465       .maxInterpolationOffset                   = 0, /* FIXME */
 466       .subPixelInterpolationOffsetBits          = 0, /* FIXME */
 467       .maxFramebufferWidth                      = (1 << 14),
 468       .maxFramebufferHeight                     = (1 << 14),
 469       .maxFramebufferLayers                     = (1 << 10),
 470       .framebufferColorSampleCounts             = sample_counts,
 471       .framebufferDepthSampleCounts             = sample_counts,
 472       .framebufferStencilSampleCounts           = sample_counts,
 473       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 474       .maxColorAttachments                      = MAX_RTS,
 475       .sampledImageColorSampleCounts            = sample_counts,
 476       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 477       .sampledImageDepthSampleCounts            = sample_counts,
 478       .sampledImageStencilSampleCounts          = sample_counts,
 479       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 480       .maxSampleMaskWords                       = 1,
 481       .timestampPeriod                          = 80.0 / (1000 * 1000 * 1000),
 482       .maxClipDistances                         = 0 /* FIXME */,
 483       .maxCullDistances                         = 0 /* FIXME */,
 484       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 485       .discreteQueuePriorities                  = 1,
 486       .pointSizeRange                           = { 0.125, 255.875 },
 487       .lineWidthRange                           = { 0.0, 7.9921875 },
 488       .pointSizeGranularity                     = (1.0 / 8.0),
 489       .lineWidthGranularity                     = (1.0 / 128.0),
 490       .strictLines                              = false, /* FINISHME */
 491       .standardSampleLocations                  = true, /* FINISHME */
 492       .optimalBufferCopyOffsetAlignment         = 128,
 493       .optimalBufferCopyRowPitchAlignment       = 128,
 494       .nonCoherentAtomSize                      = 64,
 495    };
 496
 497    *pProperties = (VkPhysicalDeviceProperties) {
 498       .apiVersion = VK_MAKE_VERSION(0, 170, 2),
 499       .driverVersion = 1,
 500       .vendorID = 0x8086,
 501       .deviceID = pdevice->chipset_id,
 502       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 503       .limits = limits,
 504       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 505    };
 506
 507    strcpy(pProperties->deviceName, pdevice->name);
 508    snprintf((char *)pProperties->pipelineCacheUUID, VK_UUID_SIZE,
 509             "anv-%s", MESA_GIT_SHA1 + 4);
 510 }
 511
 512 void anv_GetPhysicalDeviceQueueFamilyProperties(
 513     VkPhysicalDevice                            physicalDevice,
 514     uint32_t*                                   pCount,
 515     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 516 {
 517    if (pQueueFamilyProperties == NULL) {
 518       *pCount = 1;
 519       return;
 520    }
 521
 522    assert(*pCount >= 1);
 523
 524    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 525       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 526                     VK_QUEUE_COMPUTE_BIT |
 527                     VK_QUEUE_TRANSFER_BIT,
 528       .queueCount = 1,
 529       .timestampValidBits = 0, /* XXX: Real value here */
 530       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 531    };
 532 }
 533
 534 void anv_GetPhysicalDeviceMemoryProperties(
 535     VkPhysicalDevice                            physicalDevice,
 536     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 537 {
 538    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 539    VkDeviceSize heap_size;
 540
 541    /* Reserve some wiggle room for the driver by exposing only 75% of the
 542     * aperture to the heap.
 543     */
 544    heap_size = 3 * physical_device->aperture_size / 4;
 545
 546    /* The property flags below are valid only for llc platforms. */
 547    pMemoryProperties->memoryTypeCount = 1;
 548    pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 549       .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 550                        VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 551                        VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 552                        VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 553       .heapIndex = 1,
 554    };
 555
 556    pMemoryProperties->memoryHeapCount = 1;
 557    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 558       .size = heap_size,
 559       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 560    };
 561 }
 562
 563 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 564     VkInstance                                  instance,
 565     const char*                                 pName)
 566 {
 567    return anv_lookup_entrypoint(pName);
 568 }
 569
 570 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 571     VkDevice                                    device,
 572     const char*                                 pName)
 573 {
 574    return anv_lookup_entrypoint(pName);
 575 }
 576
 577 static VkResult
 578 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 579 {
 580    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 581    queue->device = device;
 582    queue->pool = &device->surface_state_pool;
 583
 584    return VK_SUCCESS;
 585 }
 586
 587 static void
 588 anv_queue_finish(struct anv_queue *queue)
 589 {
 590 }
 591
 592 static void
 593 anv_device_init_border_colors(struct anv_device *device)
 594 {
 595    static const VkClearColorValue border_colors[] = {
 596       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 597       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 598       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 599       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 600       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 601       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 602    };
 603
 604    device->border_colors =
 605       anv_state_pool_alloc(&device->dynamic_state_pool,
 606                            sizeof(border_colors), 32);
 607    memcpy(device->border_colors.map, border_colors, sizeof(border_colors));
 608 }
 609
 610 VkResult anv_CreateDevice(
 611     VkPhysicalDevice                            physicalDevice,
 612     const VkDeviceCreateInfo*                   pCreateInfo,
 613     const VkAllocationCallbacks*                pAllocator,
 614     VkDevice*                                   pDevice)
 615 {
 616    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 617    struct anv_device *device;
 618
 619    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 620
 621    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionNameCount; i++) {
 622       bool found = false;
 623       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 624          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 625                     device_extensions[j].extensionName) == 0) {
 626             found = true;
 627             break;
 628          }
 629       }
 630       if (!found)
 631          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 632    }
 633
 634    anv_set_dispatch_devinfo(physical_device->info);
 635
 636    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 637                        sizeof(*device), 8,
 638                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 639    if (!device)
 640       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 641
 642    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 643    device->instance = physical_device->instance;
 644
 645    if (pAllocator)
 646       device->alloc = *pAllocator;
 647    else
 648       device->alloc = physical_device->instance->alloc;
 649
 650    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 651    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 652    if (device->fd == -1)
 653       goto fail_device;
 654
 655    device->context_id = anv_gem_create_context(device);
 656    if (device->context_id == -1)
 657       goto fail_fd;
 658
 659    pthread_mutex_init(&device->mutex, NULL);
 660
 661    anv_bo_pool_init(&device->batch_bo_pool, device, ANV_CMD_BUFFER_BATCH_SIZE);
 662
 663    anv_block_pool_init(&device->dynamic_state_block_pool, device, 2048);
 664
 665    anv_state_pool_init(&device->dynamic_state_pool,
 666                        &device->dynamic_state_block_pool);
 667
 668    anv_block_pool_init(&device->instruction_block_pool, device, 4096);
 669    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 670
 671    anv_state_pool_init(&device->surface_state_pool,
 672                        &device->surface_state_block_pool);
 673
 674    anv_bo_init_new(&device->workaround_bo, device, 1024);
 675
 676    anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
 677
 678    device->info = *physical_device->info;
 679    device->isl_dev = physical_device->isl_dev;
 680
 681    anv_queue_init(device, &device->queue);
 682
 683    anv_device_init_meta(device);
 684
 685    anv_device_init_border_colors(device);
 686
 687    *pDevice = anv_device_to_handle(device);
 688
 689    return VK_SUCCESS;
 690
 691  fail_fd:
 692    close(device->fd);
 693  fail_device:
 694    anv_free(&device->alloc, device);
 695
 696    return vk_error(VK_ERROR_INITIALIZATION_FAILED);
 697 }
 698
 699 void anv_DestroyDevice(
 700     VkDevice                                    _device,
 701     const VkAllocationCallbacks*                pAllocator)
 702 {
 703    ANV_FROM_HANDLE(anv_device, device, _device);
 704
 705    anv_queue_finish(&device->queue);
 706
 707    anv_device_finish_meta(device);
 708
 709 #ifdef HAVE_VALGRIND
 710    /* We only need to free these to prevent valgrind errors.  The backing
 711     * BO will go away in a couple of lines so we don't actually leak.
 712     */
 713    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 714 #endif
 715
 716    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 717    anv_gem_close(device, device->workaround_bo.gem_handle);
 718
 719    anv_bo_pool_finish(&device->batch_bo_pool);
 720    anv_state_pool_finish(&device->dynamic_state_pool);
 721    anv_block_pool_finish(&device->dynamic_state_block_pool);
 722    anv_block_pool_finish(&device->instruction_block_pool);
 723    anv_state_pool_finish(&device->surface_state_pool);
 724    anv_block_pool_finish(&device->surface_state_block_pool);
 725    anv_block_pool_finish(&device->scratch_block_pool);
 726
 727    close(device->fd);
 728
 729    anv_free(&device->alloc, device);
 730 }
 731
 732 VkResult anv_EnumerateInstanceExtensionProperties(
 733     const char*                                 pLayerName,
 734     uint32_t*                                   pPropertyCount,
 735     VkExtensionProperties*                      pProperties)
 736 {
 737    if (pProperties == NULL) {
 738       *pPropertyCount = ARRAY_SIZE(global_extensions);
 739       return VK_SUCCESS;
 740    }
 741
 742    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
 743
 744    *pPropertyCount = ARRAY_SIZE(global_extensions);
 745    memcpy(pProperties, global_extensions, sizeof(global_extensions));
 746
 747    return VK_SUCCESS;
 748 }
 749
 750 VkResult anv_EnumerateDeviceExtensionProperties(
 751     VkPhysicalDevice                            physicalDevice,
 752     const char*                                 pLayerName,
 753     uint32_t*                                   pPropertyCount,
 754     VkExtensionProperties*                      pProperties)
 755 {
 756    if (pProperties == NULL) {
 757       *pPropertyCount = ARRAY_SIZE(device_extensions);
 758       return VK_SUCCESS;
 759    }
 760
 761    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
 762
 763    *pPropertyCount = ARRAY_SIZE(device_extensions);
 764    memcpy(pProperties, device_extensions, sizeof(device_extensions));
 765
 766    return VK_SUCCESS;
 767 }
 768
 769 VkResult anv_EnumerateInstanceLayerProperties(
 770     uint32_t*                                   pPropertyCount,
 771     VkLayerProperties*                          pProperties)
 772 {
 773    if (pProperties == NULL) {
 774       *pPropertyCount = 0;
 775       return VK_SUCCESS;
 776    }
 777
 778    /* None supported at this time */
 779    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 780 }
 781
 782 VkResult anv_EnumerateDeviceLayerProperties(
 783     VkPhysicalDevice                            physicalDevice,
 784     uint32_t*                                   pPropertyCount,
 785     VkLayerProperties*                          pProperties)
 786 {
 787    if (pProperties == NULL) {
 788       *pPropertyCount = 0;
 789       return VK_SUCCESS;
 790    }
 791
 792    /* None supported at this time */
 793    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 794 }
 795
 796 void anv_GetDeviceQueue(
 797     VkDevice                                    _device,
 798     uint32_t                                    queueNodeIndex,
 799     uint32_t                                    queueIndex,
 800     VkQueue*                                    pQueue)
 801 {
 802    ANV_FROM_HANDLE(anv_device, device, _device);
 803
 804    assert(queueIndex == 0);
 805
 806    *pQueue = anv_queue_to_handle(&device->queue);
 807 }
 808
 809 VkResult anv_QueueSubmit(
 810     VkQueue                                     _queue,
 811     uint32_t                                    submitCount,
 812     const VkSubmitInfo*                         pSubmits,
 813     VkFence                                     _fence)
 814 {
 815    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 816    ANV_FROM_HANDLE(anv_fence, fence, _fence);
 817    struct anv_device *device = queue->device;
 818    int ret;
 819
 820    for (uint32_t i = 0; i < submitCount; i++) {
 821       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
 822          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
 823                          pSubmits[i].pCommandBuffers[j]);
 824          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
 825
 826          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
 827          if (ret != 0) {
 828             /* We don't know the real error. */
 829             return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 830                              "execbuf2 failed: %m");
 831          }
 832
 833          if (fence) {
 834             ret = anv_gem_execbuffer(device, &fence->execbuf);
 835             if (ret != 0) {
 836                /* We don't know the real error. */
 837                return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 838                                 "execbuf2 failed: %m");
 839             }
 840          }
 841
 842          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
 843             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
 844       }
 845    }
 846
 847    return VK_SUCCESS;
 848 }
 849
 850 VkResult anv_QueueWaitIdle(
 851     VkQueue                                     _queue)
 852 {
 853    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 854
 855    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
 856 }
 857
 858 VkResult anv_DeviceWaitIdle(
 859     VkDevice                                    _device)
 860 {
 861    ANV_FROM_HANDLE(anv_device, device, _device);
 862    struct anv_state state;
 863    struct anv_batch batch;
 864    struct drm_i915_gem_execbuffer2 execbuf;
 865    struct drm_i915_gem_exec_object2 exec2_objects[1];
 866    struct anv_bo *bo = NULL;
 867    VkResult result;
 868    int64_t timeout;
 869    int ret;
 870
 871    state = anv_state_pool_alloc(&device->dynamic_state_pool, 32, 32);
 872    bo = &device->dynamic_state_pool.block_pool->bo;
 873    batch.start = batch.next = state.map;
 874    batch.end = state.map + 32;
 875    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
 876    anv_batch_emit(&batch, GEN7_MI_NOOP);
 877
 878    exec2_objects[0].handle = bo->gem_handle;
 879    exec2_objects[0].relocation_count = 0;
 880    exec2_objects[0].relocs_ptr = 0;
 881    exec2_objects[0].alignment = 0;
 882    exec2_objects[0].offset = bo->offset;
 883    exec2_objects[0].flags = 0;
 884    exec2_objects[0].rsvd1 = 0;
 885    exec2_objects[0].rsvd2 = 0;
 886
 887    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 888    execbuf.buffer_count = 1;
 889    execbuf.batch_start_offset = state.offset;
 890    execbuf.batch_len = batch.next - state.map;
 891    execbuf.cliprects_ptr = 0;
 892    execbuf.num_cliprects = 0;
 893    execbuf.DR1 = 0;
 894    execbuf.DR4 = 0;
 895
 896    execbuf.flags =
 897       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 898    execbuf.rsvd1 = device->context_id;
 899    execbuf.rsvd2 = 0;
 900
 901    ret = anv_gem_execbuffer(device, &execbuf);
 902    if (ret != 0) {
 903       /* We don't know the real error. */
 904       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 905       goto fail;
 906    }
 907
 908    timeout = INT64_MAX;
 909    ret = anv_gem_wait(device, bo->gem_handle, &timeout);
 910    if (ret != 0) {
 911       /* We don't know the real error. */
 912       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 913       goto fail;
 914    }
 915
 916    anv_state_pool_free(&device->dynamic_state_pool, state);
 917
 918    return VK_SUCCESS;
 919
 920  fail:
 921    anv_state_pool_free(&device->dynamic_state_pool, state);
 922
 923    return result;
 924 }
 925
 926 VkResult
 927 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
 928 {
 929    bo->gem_handle = anv_gem_create(device, size);
 930    if (!bo->gem_handle)
 931       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
 932
 933    bo->map = NULL;
 934    bo->index = 0;
 935    bo->offset = 0;
 936    bo->size = size;
 937
 938    return VK_SUCCESS;
 939 }
 940
 941 VkResult anv_AllocateMemory(
 942     VkDevice                                    _device,
 943     const VkMemoryAllocateInfo*                 pAllocateInfo,
 944     const VkAllocationCallbacks*                pAllocator,
 945     VkDeviceMemory*                             pMem)
 946 {
 947    ANV_FROM_HANDLE(anv_device, device, _device);
 948    struct anv_device_memory *mem;
 949    VkResult result;
 950
 951    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
 952
 953    /* We support exactly one memory heap. */
 954    assert(pAllocateInfo->memoryTypeIndex == 0);
 955
 956    /* FINISHME: Fail if allocation request exceeds heap size. */
 957
 958    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
 959                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 960    if (mem == NULL)
 961       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 962
 963    result = anv_bo_init_new(&mem->bo, device, pAllocateInfo->allocationSize);
 964    if (result != VK_SUCCESS)
 965       goto fail;
 966
 967    *pMem = anv_device_memory_to_handle(mem);
 968
 969    return VK_SUCCESS;
 970
 971  fail:
 972    anv_free2(&device->alloc, pAllocator, mem);
 973
 974    return result;
 975 }
 976
 977 void anv_FreeMemory(
 978     VkDevice                                    _device,
 979     VkDeviceMemory                              _mem,
 980     const VkAllocationCallbacks*                pAllocator)
 981 {
 982    ANV_FROM_HANDLE(anv_device, device, _device);
 983    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
 984
 985    if (mem->bo.map)
 986       anv_gem_munmap(mem->bo.map, mem->bo.size);
 987
 988    if (mem->bo.gem_handle != 0)
 989       anv_gem_close(device, mem->bo.gem_handle);
 990
 991    anv_free2(&device->alloc, pAllocator, mem);
 992 }
 993
 994 VkResult anv_MapMemory(
 995     VkDevice                                    _device,
 996     VkDeviceMemory                              _memory,
 997     VkDeviceSize                                offset,
 998     VkDeviceSize                                size,
 999     VkMemoryMapFlags                            flags,
1000     void**                                      ppData)
1001 {
1002    ANV_FROM_HANDLE(anv_device, device, _device);
1003    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1004
1005    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1006     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1007     * at a time is valid. We could just mmap up front and return an offset
1008     * pointer here, but that may exhaust virtual memory on 32 bit
1009     * userspace. */
1010
1011    mem->map = anv_gem_mmap(device, mem->bo.gem_handle, offset, size);
1012    mem->map_size = size;
1013
1014    *ppData = mem->map;
1015
1016    return VK_SUCCESS;
1017 }
1018
1019 void anv_UnmapMemory(
1020     VkDevice                                    _device,
1021     VkDeviceMemory                              _memory)
1022 {
1023    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1024
1025    anv_gem_munmap(mem->map, mem->map_size);
1026 }
1027
1028 VkResult anv_FlushMappedMemoryRanges(
1029     VkDevice                                    device,
1030     uint32_t                                    memoryRangeCount,
1031     const VkMappedMemoryRange*                  pMemoryRanges)
1032 {
1033    /* clflush here for !llc platforms */
1034
1035    return VK_SUCCESS;
1036 }
1037
1038 VkResult anv_InvalidateMappedMemoryRanges(
1039     VkDevice                                    device,
1040     uint32_t                                    memoryRangeCount,
1041     const VkMappedMemoryRange*                  pMemoryRanges)
1042 {
1043    return anv_FlushMappedMemoryRanges(device, memoryRangeCount, pMemoryRanges);
1044 }
1045
1046 void anv_GetBufferMemoryRequirements(
1047     VkDevice                                    device,
1048     VkBuffer                                    _buffer,
1049     VkMemoryRequirements*                       pMemoryRequirements)
1050 {
1051    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1052
1053    /* The Vulkan spec (git aaed022) says:
1054     *
1055     *    memoryTypeBits is a bitfield and contains one bit set for every
1056     *    supported memory type for the resource. The bit `1<<i` is set if and
1057     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1058     *    structure for the physical device is supported.
1059     *
1060     * We support exactly one memory type.
1061     */
1062    pMemoryRequirements->memoryTypeBits = 1;
1063
1064    pMemoryRequirements->size = buffer->size;
1065    pMemoryRequirements->alignment = 16;
1066 }
1067
1068 void anv_GetImageMemoryRequirements(
1069     VkDevice                                    device,
1070     VkImage                                     _image,
1071     VkMemoryRequirements*                       pMemoryRequirements)
1072 {
1073    ANV_FROM_HANDLE(anv_image, image, _image);
1074
1075    /* The Vulkan spec (git aaed022) says:
1076     *
1077     *    memoryTypeBits is a bitfield and contains one bit set for every
1078     *    supported memory type for the resource. The bit `1<<i` is set if and
1079     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1080     *    structure for the physical device is supported.
1081     *
1082     * We support exactly one memory type.
1083     */
1084    pMemoryRequirements->memoryTypeBits = 1;
1085
1086    pMemoryRequirements->size = image->size;
1087    pMemoryRequirements->alignment = image->alignment;
1088 }
1089
1090 void anv_GetImageSparseMemoryRequirements(
1091     VkDevice                                    device,
1092     VkImage                                     image,
1093     uint32_t*                                   pSparseMemoryRequirementCount,
1094     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1095 {
1096    stub();
1097 }
1098
1099 void anv_GetDeviceMemoryCommitment(
1100     VkDevice                                    device,
1101     VkDeviceMemory                              memory,
1102     VkDeviceSize*                               pCommittedMemoryInBytes)
1103 {
1104    *pCommittedMemoryInBytes = 0;
1105 }
1106
1107 VkResult anv_BindBufferMemory(
1108     VkDevice                                    device,
1109     VkBuffer                                    _buffer,
1110     VkDeviceMemory                              _memory,
1111     VkDeviceSize                                memoryOffset)
1112 {
1113    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1114    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1115
1116    buffer->bo = &mem->bo;
1117    buffer->offset = memoryOffset;
1118
1119    return VK_SUCCESS;
1120 }
1121
1122 VkResult anv_BindImageMemory(
1123     VkDevice                                    device,
1124     VkImage                                     _image,
1125     VkDeviceMemory                              _memory,
1126     VkDeviceSize                                memoryOffset)
1127 {
1128    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1129    ANV_FROM_HANDLE(anv_image, image, _image);
1130
1131    image->bo = &mem->bo;
1132    image->offset = memoryOffset;
1133
1134    return VK_SUCCESS;
1135 }
1136
1137 VkResult anv_QueueBindSparse(
1138     VkQueue                                     queue,
1139     uint32_t                                    bindInfoCount,
1140     const VkBindSparseInfo*                     pBindInfo,
1141     VkFence                                     fence)
1142 {
1143    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1144 }
1145
1146 VkResult anv_CreateFence(
1147     VkDevice                                    _device,
1148     const VkFenceCreateInfo*                    pCreateInfo,
1149     const VkAllocationCallbacks*                pAllocator,
1150     VkFence*                                    pFence)
1151 {
1152    ANV_FROM_HANDLE(anv_device, device, _device);
1153    struct anv_fence *fence;
1154    struct anv_batch batch;
1155    VkResult result;
1156
1157    const uint32_t fence_size = 128;
1158
1159    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1160
1161    fence = anv_alloc2(&device->alloc, pAllocator, sizeof(*fence), 8,
1162                       VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1163    if (fence == NULL)
1164       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1165
1166    result = anv_bo_init_new(&fence->bo, device, fence_size);
1167    if (result != VK_SUCCESS)
1168       goto fail;
1169
1170    fence->bo.map =
1171       anv_gem_mmap(device, fence->bo.gem_handle, 0, fence->bo.size);
1172    batch.next = batch.start = fence->bo.map;
1173    batch.end = fence->bo.map + fence->bo.size;
1174    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1175    anv_batch_emit(&batch, GEN7_MI_NOOP);
1176
1177    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1178    fence->exec2_objects[0].relocation_count = 0;
1179    fence->exec2_objects[0].relocs_ptr = 0;
1180    fence->exec2_objects[0].alignment = 0;
1181    fence->exec2_objects[0].offset = fence->bo.offset;
1182    fence->exec2_objects[0].flags = 0;
1183    fence->exec2_objects[0].rsvd1 = 0;
1184    fence->exec2_objects[0].rsvd2 = 0;
1185
1186    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1187    fence->execbuf.buffer_count = 1;
1188    fence->execbuf.batch_start_offset = 0;
1189    fence->execbuf.batch_len = batch.next - fence->bo.map;
1190    fence->execbuf.cliprects_ptr = 0;
1191    fence->execbuf.num_cliprects = 0;
1192    fence->execbuf.DR1 = 0;
1193    fence->execbuf.DR4 = 0;
1194
1195    fence->execbuf.flags =
1196       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1197    fence->execbuf.rsvd1 = device->context_id;
1198    fence->execbuf.rsvd2 = 0;
1199
1200    *pFence = anv_fence_to_handle(fence);
1201
1202    return VK_SUCCESS;
1203
1204  fail:
1205    anv_free2(&device->alloc, pAllocator, fence);
1206
1207    return result;
1208 }
1209
1210 void anv_DestroyFence(
1211     VkDevice                                    _device,
1212     VkFence                                     _fence,
1213     const VkAllocationCallbacks*                pAllocator)
1214 {
1215    ANV_FROM_HANDLE(anv_device, device, _device);
1216    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1217
1218    anv_gem_munmap(fence->bo.map, fence->bo.size);
1219    anv_gem_close(device, fence->bo.gem_handle);
1220    anv_free2(&device->alloc, pAllocator, fence);
1221 }
1222
1223 VkResult anv_ResetFences(
1224     VkDevice                                    _device,
1225     uint32_t                                    fenceCount,
1226     const VkFence*                              pFences)
1227 {
1228    for (uint32_t i = 0; i < fenceCount; i++) {
1229       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1230       fence->ready = false;
1231    }
1232
1233    return VK_SUCCESS;
1234 }
1235
1236 VkResult anv_GetFenceStatus(
1237     VkDevice                                    _device,
1238     VkFence                                     _fence)
1239 {
1240    ANV_FROM_HANDLE(anv_device, device, _device);
1241    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1242    int64_t t = 0;
1243    int ret;
1244
1245    if (fence->ready)
1246       return VK_SUCCESS;
1247
1248    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1249    if (ret == 0) {
1250       fence->ready = true;
1251       return VK_SUCCESS;
1252    }
1253
1254    return VK_NOT_READY;
1255 }
1256
1257 VkResult anv_WaitForFences(
1258     VkDevice                                    _device,
1259     uint32_t                                    fenceCount,
1260     const VkFence*                              pFences,
1261     VkBool32                                    waitAll,
1262     uint64_t                                    timeout)
1263 {
1264    ANV_FROM_HANDLE(anv_device, device, _device);
1265
1266    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1267     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1268     * for a couple of kernel releases.  Since there's no way to know
1269     * whether or not the kernel we're using is one of the broken ones, the
1270     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1271     * maximum timeout from 584 years to 292 years - likely not a big deal.
1272     */
1273    if (timeout > INT64_MAX)
1274       timeout = INT64_MAX;
1275
1276    int64_t t = timeout;
1277
1278    /* FIXME: handle !waitAll */
1279
1280    for (uint32_t i = 0; i < fenceCount; i++) {
1281       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1282       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1283       if (ret == -1 && errno == ETIME) {
1284          return VK_TIMEOUT;
1285       } else if (ret == -1) {
1286          /* We don't know the real error. */
1287          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1288                           "gem wait failed: %m");
1289       }
1290    }
1291
1292    return VK_SUCCESS;
1293 }
1294
1295 // Queue semaphore functions
1296
1297 VkResult anv_CreateSemaphore(
1298     VkDevice                                    device,
1299     const VkSemaphoreCreateInfo*                pCreateInfo,
1300     const VkAllocationCallbacks*                pAllocator,
1301     VkSemaphore*                                pSemaphore)
1302 {
1303    *pSemaphore = (VkSemaphore)1;
1304    stub_return(VK_SUCCESS);
1305 }
1306
1307 void anv_DestroySemaphore(
1308     VkDevice                                    device,
1309     VkSemaphore                                 semaphore,
1310     const VkAllocationCallbacks*                pAllocator)
1311 {
1312    stub();
1313 }
1314
1315 // Event functions
1316
1317 VkResult anv_CreateEvent(
1318     VkDevice                                    device,
1319     const VkEventCreateInfo*                    pCreateInfo,
1320     const VkAllocationCallbacks*                pAllocator,
1321     VkEvent*                                    pEvent)
1322 {
1323    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1324 }
1325
1326 void anv_DestroyEvent(
1327     VkDevice                                    device,
1328     VkEvent                                     event,
1329     const VkAllocationCallbacks*                pAllocator)
1330 {
1331    stub();
1332 }
1333
1334 VkResult anv_GetEventStatus(
1335     VkDevice                                    device,
1336     VkEvent                                     event)
1337 {
1338    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1339 }
1340
1341 VkResult anv_SetEvent(
1342     VkDevice                                    device,
1343     VkEvent                                     event)
1344 {
1345    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1346 }
1347
1348 VkResult anv_ResetEvent(
1349     VkDevice                                    device,
1350     VkEvent                                     event)
1351 {
1352    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1353 }
1354
1355 // Buffer functions
1356
1357 VkResult anv_CreateBuffer(
1358     VkDevice                                    _device,
1359     const VkBufferCreateInfo*                   pCreateInfo,
1360     const VkAllocationCallbacks*                pAllocator,
1361     VkBuffer*                                   pBuffer)
1362 {
1363    ANV_FROM_HANDLE(anv_device, device, _device);
1364    struct anv_buffer *buffer;
1365
1366    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1367
1368    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1369                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1370    if (buffer == NULL)
1371       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1372
1373    buffer->size = pCreateInfo->size;
1374    buffer->bo = NULL;
1375    buffer->offset = 0;
1376
1377    *pBuffer = anv_buffer_to_handle(buffer);
1378
1379    return VK_SUCCESS;
1380 }
1381
1382 void anv_DestroyBuffer(
1383     VkDevice                                    _device,
1384     VkBuffer                                    _buffer,
1385     const VkAllocationCallbacks*                pAllocator)
1386 {
1387    ANV_FROM_HANDLE(anv_device, device, _device);
1388    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1389
1390    anv_free2(&device->alloc, pAllocator, buffer);
1391 }
1392
1393 void
1394 anv_fill_buffer_surface_state(struct anv_device *device, void *state,
1395                               const struct anv_format *format,
1396                               uint32_t offset, uint32_t range, uint32_t stride)
1397 {
1398    switch (device->info.gen) {
1399    case 7:
1400       if (device->info.is_haswell)
1401          gen75_fill_buffer_surface_state(state, format, offset, range, stride);
1402       else
1403          gen7_fill_buffer_surface_state(state, format, offset, range, stride);
1404       break;
1405    case 8:
1406       gen8_fill_buffer_surface_state(state, format, offset, range, stride);
1407       break;
1408    case 9:
1409       gen9_fill_buffer_surface_state(state, format, offset, range, stride);
1410       break;
1411    default:
1412       unreachable("unsupported gen\n");
1413    }
1414 }
1415
1416 VkResult anv_CreateBufferView(
1417     VkDevice                                    _device,
1418     const VkBufferViewCreateInfo*               pCreateInfo,
1419     const VkAllocationCallbacks*                pAllocator,
1420     VkBufferView*                               pView)
1421 {
1422    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1423 }
1424
1425 void anv_DestroyBufferView(
1426     VkDevice                                    _device,
1427     VkBufferView                                _bview,
1428     const VkAllocationCallbacks*                pAllocator)
1429 {
1430    stub();
1431 }
1432
1433 void anv_DestroySampler(
1434     VkDevice                                    _device,
1435     VkSampler                                   _sampler,
1436     const VkAllocationCallbacks*                pAllocator)
1437 {
1438    ANV_FROM_HANDLE(anv_device, device, _device);
1439    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1440
1441    anv_free2(&device->alloc, pAllocator, sampler);
1442 }
1443
1444 VkResult anv_CreateFramebuffer(
1445     VkDevice                                    _device,
1446     const VkFramebufferCreateInfo*              pCreateInfo,
1447     const VkAllocationCallbacks*                pAllocator,
1448     VkFramebuffer*                              pFramebuffer)
1449 {
1450    ANV_FROM_HANDLE(anv_device, device, _device);
1451    struct anv_framebuffer *framebuffer;
1452
1453    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1454
1455    size_t size = sizeof(*framebuffer) +
1456                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1457    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1458                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1459    if (framebuffer == NULL)
1460       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1461
1462    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1463    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1464       VkImageView _iview = pCreateInfo->pAttachments[i];
1465       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1466    }
1467
1468    framebuffer->width = pCreateInfo->width;
1469    framebuffer->height = pCreateInfo->height;
1470    framebuffer->layers = pCreateInfo->layers;
1471
1472    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1473
1474    return VK_SUCCESS;
1475 }
1476
1477 void anv_DestroyFramebuffer(
1478     VkDevice                                    _device,
1479     VkFramebuffer                               _fb,
1480     const VkAllocationCallbacks*                pAllocator)
1481 {
1482    ANV_FROM_HANDLE(anv_device, device, _device);
1483    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1484
1485    anv_free2(&device->alloc, pAllocator, fb);
1486 }
1487
1488 void vkCmdDbgMarkerBegin(
1489     VkCommandBuffer                              commandBuffer,
1490     const char*                                 pMarker)
1491    __attribute__ ((visibility ("default")));
1492
1493 void vkCmdDbgMarkerEnd(
1494    VkCommandBuffer                              commandBuffer)
1495    __attribute__ ((visibility ("default")));
1496
1497 void vkCmdDbgMarkerBegin(
1498     VkCommandBuffer                              commandBuffer,
1499     const char*                                 pMarker)
1500 {
1501 }
1502
1503 void vkCmdDbgMarkerEnd(
1504     VkCommandBuffer                              commandBuffer)
1505 {
1506 }