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 "mesa/main/git_sha1.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_errorf(VK_ERROR_INITIALIZATION_FAILED,
  66                        "failed to open %s: %m", path);
  67
  68    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
  69    device->instance = instance;
  70    device->path = path;
  71
  72    device->chipset_id = anv_gem_get_param(fd, I915_PARAM_CHIPSET_ID);
  73    if (!device->chipset_id) {
  74       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
  75                          "failed to get chipset id: %m");
  76       goto fail;
  77    }
  78
  79    device->name = brw_get_device_name(device->chipset_id);
  80    device->info = brw_get_device_info(device->chipset_id);
  81    if (!device->info) {
  82       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
  83                          "failed to get device info");
  84       goto fail;
  85    }
  86
  87    if (device->info->is_haswell) {
  88       fprintf(stderr, "WARNING: Haswell Vulkan support is incomplete\n");
  89    } else if (device->info->gen == 7 && !device->info->is_baytrail) {
  90       fprintf(stderr, "WARNING: Ivy Bridge Vulkan support is incomplete\n");
  91    } else if (device->info->gen == 7 && device->info->is_baytrail) {
  92       fprintf(stderr, "WARNING: Bay Trail Vulkan support is incomplete\n");
  93    } else if (device->info->gen >= 8) {
  94       /* Broadwell, Cherryview, Skylake, Broxton, Kabylake is as fully
  95        * supported as anything */
  96    } else {
  97       result = vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
  98                          "Vulkan not yet supported on %s", device->name);
  99       goto fail;
 100    }
 101
 102    device->cmd_parser_version = -1;
 103    if (device->info->gen == 7) {
 104       device->cmd_parser_version =
 105          anv_gem_get_param(fd, I915_PARAM_CMD_PARSER_VERSION);
 106       if (device->cmd_parser_version == -1) {
 107          result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 108                             "failed to get command parser version");
 109          goto fail;
 110       }
 111    }
 112
 113    if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
 114       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 115                          "failed to get aperture size: %m");
 116       goto fail;
 117    }
 118
 119    if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
 120       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 121                          "kernel missing gem wait");
 122       goto fail;
 123    }
 124
 125    if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
 126       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 127                          "kernel missing execbuf2");
 128       goto fail;
 129    }
 130
 131    if (!device->info->has_llc &&
 132        anv_gem_get_param(fd, I915_PARAM_MMAP_VERSION) < 1) {
 133       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 134                          "kernel missing wc mmap");
 135       goto fail;
 136    }
 137
 138    bool swizzled = anv_gem_get_bit6_swizzle(fd, I915_TILING_X);
 139
 140    close(fd);
 141
 142    brw_process_intel_debug_variable();
 143
 144    device->compiler = brw_compiler_create(NULL, device->info);
 145    if (device->compiler == NULL) {
 146       result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 147       goto fail;
 148    }
 149    device->compiler->shader_debug_log = compiler_debug_log;
 150    device->compiler->shader_perf_log = compiler_perf_log;
 151
 152    /* XXX: Actually detect bit6 swizzling */
 153    isl_device_init(&device->isl_dev, device->info, swizzled);
 154
 155    return VK_SUCCESS;
 156
 157 fail:
 158    close(fd);
 159    return result;
 160 }
 161
 162 static void
 163 anv_physical_device_finish(struct anv_physical_device *device)
 164 {
 165    ralloc_free(device->compiler);
 166 }
 167
 168 static const VkExtensionProperties global_extensions[] = {
 169    {
 170       .extensionName = VK_KHR_SURFACE_EXTENSION_NAME,
 171       .specVersion = 25,
 172    },
 173    {
 174       .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
 175       .specVersion = 5,
 176    },
 177 #ifdef HAVE_WAYLAND_PLATFORM
 178    {
 179       .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
 180       .specVersion = 4,
 181    },
 182 #endif
 183 };
 184
 185 static const VkExtensionProperties device_extensions[] = {
 186    {
 187       .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
 188       .specVersion = 67,
 189    },
 190 };
 191
 192 static void *
 193 default_alloc_func(void *pUserData, size_t size, size_t align,
 194                    VkSystemAllocationScope allocationScope)
 195 {
 196    return malloc(size);
 197 }
 198
 199 static void *
 200 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 201                      size_t align, VkSystemAllocationScope allocationScope)
 202 {
 203    return realloc(pOriginal, size);
 204 }
 205
 206 static void
 207 default_free_func(void *pUserData, void *pMemory)
 208 {
 209    free(pMemory);
 210 }
 211
 212 static const VkAllocationCallbacks default_alloc = {
 213    .pUserData = NULL,
 214    .pfnAllocation = default_alloc_func,
 215    .pfnReallocation = default_realloc_func,
 216    .pfnFree = default_free_func,
 217 };
 218
 219 VkResult anv_CreateInstance(
 220     const VkInstanceCreateInfo*                 pCreateInfo,
 221     const VkAllocationCallbacks*                pAllocator,
 222     VkInstance*                                 pInstance)
 223 {
 224    struct anv_instance *instance;
 225
 226    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 227
 228    uint32_t client_version;
 229    if (pCreateInfo->pApplicationInfo &&
 230        pCreateInfo->pApplicationInfo->apiVersion != 0) {
 231       client_version = pCreateInfo->pApplicationInfo->apiVersion;
 232    } else {
 233       client_version = VK_MAKE_VERSION(1, 0, 0);
 234    }
 235
 236    if (VK_MAKE_VERSION(1, 0, 0) > client_version ||
 237        client_version > VK_MAKE_VERSION(1, 0, 0xfff)) {
 238       return vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
 239                        "Client requested version %d.%d.%d",
 240                        VK_VERSION_MAJOR(client_version),
 241                        VK_VERSION_MINOR(client_version),
 242                        VK_VERSION_PATCH(client_version));
 243    }
 244
 245    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 246       bool found = false;
 247       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 248          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 249                     global_extensions[j].extensionName) == 0) {
 250             found = true;
 251             break;
 252          }
 253       }
 254       if (!found)
 255          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 256    }
 257
 258    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 259                          VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
 260    if (!instance)
 261       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 262
 263    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 264
 265    if (pAllocator)
 266       instance->alloc = *pAllocator;
 267    else
 268       instance->alloc = default_alloc;
 269
 270    instance->apiVersion = client_version;
 271    instance->physicalDeviceCount = -1;
 272
 273    memset(instance->wsi, 0, sizeof(instance->wsi));
 274
 275    _mesa_locale_init();
 276
 277    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 278
 279    anv_init_wsi(instance);
 280
 281    *pInstance = anv_instance_to_handle(instance);
 282
 283    return VK_SUCCESS;
 284 }
 285
 286 void anv_DestroyInstance(
 287     VkInstance                                  _instance,
 288     const VkAllocationCallbacks*                pAllocator)
 289 {
 290    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 291
 292    if (instance->physicalDeviceCount > 0) {
 293       /* We support at most one physical device. */
 294       assert(instance->physicalDeviceCount == 1);
 295       anv_physical_device_finish(&instance->physicalDevice);
 296    }
 297
 298    anv_finish_wsi(instance);
 299
 300    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 301
 302    _mesa_locale_fini();
 303
 304    anv_free(&instance->alloc, instance);
 305 }
 306
 307 VkResult anv_EnumeratePhysicalDevices(
 308     VkInstance                                  _instance,
 309     uint32_t*                                   pPhysicalDeviceCount,
 310     VkPhysicalDevice*                           pPhysicalDevices)
 311 {
 312    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 313    VkResult result;
 314
 315    if (instance->physicalDeviceCount < 0) {
 316       result = anv_physical_device_init(&instance->physicalDevice,
 317                                         instance, "/dev/dri/renderD128");
 318       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 319          instance->physicalDeviceCount = 0;
 320       } else if (result == VK_SUCCESS) {
 321          instance->physicalDeviceCount = 1;
 322       } else {
 323          return result;
 324       }
 325    }
 326
 327    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 328     * otherwise it's an inout parameter.
 329     *
 330     * The Vulkan spec (git aaed022) says:
 331     *
 332     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 333     *    that is initialized with the number of devices the application is
 334     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 335     *    an array of at least this many VkPhysicalDevice handles [...].
 336     *
 337     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 338     *    overwrites the contents of the variable pointed to by
 339     *    pPhysicalDeviceCount with the number of physical devices in in the
 340     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 341     *    pPhysicalDeviceCount with the number of physical handles written to
 342     *    pPhysicalDevices.
 343     */
 344    if (!pPhysicalDevices) {
 345       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 346    } else if (*pPhysicalDeviceCount >= 1) {
 347       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 348       *pPhysicalDeviceCount = 1;
 349    } else {
 350       *pPhysicalDeviceCount = 0;
 351    }
 352
 353    return VK_SUCCESS;
 354 }
 355
 356 void anv_GetPhysicalDeviceFeatures(
 357     VkPhysicalDevice                            physicalDevice,
 358     VkPhysicalDeviceFeatures*                   pFeatures)
 359 {
 360    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 361
 362    *pFeatures = (VkPhysicalDeviceFeatures) {
 363       .robustBufferAccess                       = true,
 364       .fullDrawIndexUint32                      = true,
 365       .imageCubeArray                           = false,
 366       .independentBlend                         = pdevice->info->gen >= 8,
 367       .geometryShader                           = true,
 368       .tessellationShader                       = false,
 369       .sampleRateShading                        = false,
 370       .dualSrcBlend                             = true,
 371       .logicOp                                  = true,
 372       .multiDrawIndirect                        = false,
 373       .drawIndirectFirstInstance                = false,
 374       .depthClamp                               = false,
 375       .depthBiasClamp                           = false,
 376       .fillModeNonSolid                         = true,
 377       .depthBounds                              = false,
 378       .wideLines                                = true,
 379       .largePoints                              = true,
 380       .alphaToOne                               = true,
 381       .multiViewport                            = true,
 382       .samplerAnisotropy                        = false, /* FINISHME */
 383       .textureCompressionETC2                   = true,
 384       .textureCompressionASTC_LDR               = true,
 385       .textureCompressionBC                     = true,
 386       .occlusionQueryPrecise                    = true,
 387       .pipelineStatisticsQuery                  = false,
 388       .vertexPipelineStoresAndAtomics           = pdevice->info->gen >= 8,
 389       .fragmentStoresAndAtomics                 = true,
 390       .shaderTessellationAndGeometryPointSize   = true,
 391       .shaderImageGatherExtended                = true,
 392       .shaderStorageImageExtendedFormats        = false,
 393       .shaderStorageImageMultisample            = false,
 394       .shaderUniformBufferArrayDynamicIndexing  = true,
 395       .shaderSampledImageArrayDynamicIndexing   = true,
 396       .shaderStorageBufferArrayDynamicIndexing  = true,
 397       .shaderStorageImageArrayDynamicIndexing   = true,
 398       .shaderStorageImageReadWithoutFormat      = false,
 399       .shaderStorageImageWriteWithoutFormat     = true,
 400       .shaderClipDistance                       = false,
 401       .shaderCullDistance                       = false,
 402       .shaderFloat64                            = false,
 403       .shaderInt64                              = false,
 404       .shaderInt16                              = false,
 405       .alphaToOne                               = true,
 406       .variableMultisampleRate                  = false,
 407       .inheritedQueries                         = false,
 408    };
 409 }
 410
 411 void
 412 anv_device_get_cache_uuid(void *uuid)
 413 {
 414    memset(uuid, 0, VK_UUID_SIZE);
 415    snprintf(uuid, VK_UUID_SIZE, "anv-%s", MESA_GIT_SHA1 + 4);
 416 }
 417
 418 void anv_GetPhysicalDeviceProperties(
 419     VkPhysicalDevice                            physicalDevice,
 420     VkPhysicalDeviceProperties*                 pProperties)
 421 {
 422    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 423    const struct brw_device_info *devinfo = pdevice->info;
 424
 425    anv_finishme("Get correct values for VkPhysicalDeviceLimits");
 426
 427    const float time_stamp_base = devinfo->gen >= 9 ? 83.333 : 80.0;
 428
 429    VkSampleCountFlags sample_counts =
 430       isl_device_get_sample_counts(&pdevice->isl_dev);
 431
 432    VkPhysicalDeviceLimits limits = {
 433       .maxImageDimension1D                      = (1 << 14),
 434       .maxImageDimension2D                      = (1 << 14),
 435       .maxImageDimension3D                      = (1 << 11),
 436       .maxImageDimensionCube                    = (1 << 14),
 437       .maxImageArrayLayers                      = (1 << 11),
 438       .maxTexelBufferElements                   = 128 * 1024 * 1024,
 439       .maxUniformBufferRange                    = UINT32_MAX,
 440       .maxStorageBufferRange                    = UINT32_MAX,
 441       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 442       .maxMemoryAllocationCount                 = UINT32_MAX,
 443       .maxSamplerAllocationCount                = 64 * 1024,
 444       .bufferImageGranularity                   = 64, /* A cache line */
 445       .sparseAddressSpaceSize                   = 0,
 446       .maxBoundDescriptorSets                   = MAX_SETS,
 447       .maxPerStageDescriptorSamplers            = 64,
 448       .maxPerStageDescriptorUniformBuffers      = 64,
 449       .maxPerStageDescriptorStorageBuffers      = 64,
 450       .maxPerStageDescriptorSampledImages       = 64,
 451       .maxPerStageDescriptorStorageImages       = 64,
 452       .maxPerStageDescriptorInputAttachments    = 64,
 453       .maxPerStageResources                     = 128,
 454       .maxDescriptorSetSamplers                 = 256,
 455       .maxDescriptorSetUniformBuffers           = 256,
 456       .maxDescriptorSetUniformBuffersDynamic    = 256,
 457       .maxDescriptorSetStorageBuffers           = 256,
 458       .maxDescriptorSetStorageBuffersDynamic    = 256,
 459       .maxDescriptorSetSampledImages            = 256,
 460       .maxDescriptorSetStorageImages            = 256,
 461       .maxDescriptorSetInputAttachments         = 256,
 462       .maxVertexInputAttributes                 = 32,
 463       .maxVertexInputBindings                   = 32,
 464       .maxVertexInputAttributeOffset            = 2047,
 465       .maxVertexInputBindingStride              = 2048,
 466       .maxVertexOutputComponents                = 128,
 467       .maxTessellationGenerationLevel           = 0,
 468       .maxTessellationPatchSize                 = 0,
 469       .maxTessellationControlPerVertexInputComponents = 0,
 470       .maxTessellationControlPerVertexOutputComponents = 0,
 471       .maxTessellationControlPerPatchOutputComponents = 0,
 472       .maxTessellationControlTotalOutputComponents = 0,
 473       .maxTessellationEvaluationInputComponents = 0,
 474       .maxTessellationEvaluationOutputComponents = 0,
 475       .maxGeometryShaderInvocations             = 32,
 476       .maxGeometryInputComponents               = 64,
 477       .maxGeometryOutputComponents              = 128,
 478       .maxGeometryOutputVertices                = 256,
 479       .maxGeometryTotalOutputComponents         = 1024,
 480       .maxFragmentInputComponents               = 128,
 481       .maxFragmentOutputAttachments             = 8,
 482       .maxFragmentDualSrcAttachments            = 2,
 483       .maxFragmentCombinedOutputResources       = 8,
 484       .maxComputeSharedMemorySize               = 32768,
 485       .maxComputeWorkGroupCount                 = { 65535, 65535, 65535 },
 486       .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
 487       .maxComputeWorkGroupSize = {
 488          16 * devinfo->max_cs_threads,
 489          16 * devinfo->max_cs_threads,
 490          16 * devinfo->max_cs_threads,
 491       },
 492       .subPixelPrecisionBits                    = 4 /* FIXME */,
 493       .subTexelPrecisionBits                    = 4 /* FIXME */,
 494       .mipmapPrecisionBits                      = 4 /* FIXME */,
 495       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 496       .maxDrawIndirectCount                     = UINT32_MAX,
 497       .maxSamplerLodBias                        = 16,
 498       .maxSamplerAnisotropy                     = 16,
 499       .maxViewports                             = MAX_VIEWPORTS,
 500       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 501       .viewportBoundsRange                      = { -16384.0, 16384.0 },
 502       .viewportSubPixelBits                     = 13, /* We take a float? */
 503       .minMemoryMapAlignment                    = 4096, /* A page */
 504       .minTexelBufferOffsetAlignment            = 1,
 505       .minUniformBufferOffsetAlignment          = 1,
 506       .minStorageBufferOffsetAlignment          = 1,
 507       .minTexelOffset                           = -8,
 508       .maxTexelOffset                           = 7,
 509       .minTexelGatherOffset                     = -8,
 510       .maxTexelGatherOffset                     = 7,
 511       .minInterpolationOffset                   = 0, /* FIXME */
 512       .maxInterpolationOffset                   = 0, /* FIXME */
 513       .subPixelInterpolationOffsetBits          = 0, /* FIXME */
 514       .maxFramebufferWidth                      = (1 << 14),
 515       .maxFramebufferHeight                     = (1 << 14),
 516       .maxFramebufferLayers                     = (1 << 10),
 517       .framebufferColorSampleCounts             = sample_counts,
 518       .framebufferDepthSampleCounts             = sample_counts,
 519       .framebufferStencilSampleCounts           = sample_counts,
 520       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 521       .maxColorAttachments                      = MAX_RTS,
 522       .sampledImageColorSampleCounts            = sample_counts,
 523       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 524       .sampledImageDepthSampleCounts            = sample_counts,
 525       .sampledImageStencilSampleCounts          = sample_counts,
 526       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 527       .maxSampleMaskWords                       = 1,
 528       .timestampComputeAndGraphics              = false,
 529       .timestampPeriod                          = time_stamp_base / (1000 * 1000 * 1000),
 530       .maxClipDistances                         = 0 /* FIXME */,
 531       .maxCullDistances                         = 0 /* FIXME */,
 532       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 533       .discreteQueuePriorities                  = 1,
 534       .pointSizeRange                           = { 0.125, 255.875 },
 535       .lineWidthRange                           = { 0.0, 7.9921875 },
 536       .pointSizeGranularity                     = (1.0 / 8.0),
 537       .lineWidthGranularity                     = (1.0 / 128.0),
 538       .strictLines                              = false, /* FINISHME */
 539       .standardSampleLocations                  = true,
 540       .optimalBufferCopyOffsetAlignment         = 128,
 541       .optimalBufferCopyRowPitchAlignment       = 128,
 542       .nonCoherentAtomSize                      = 64,
 543    };
 544
 545    *pProperties = (VkPhysicalDeviceProperties) {
 546       .apiVersion = VK_MAKE_VERSION(1, 0, 5),
 547       .driverVersion = 1,
 548       .vendorID = 0x8086,
 549       .deviceID = pdevice->chipset_id,
 550       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 551       .limits = limits,
 552       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 553    };
 554
 555    strcpy(pProperties->deviceName, pdevice->name);
 556    anv_device_get_cache_uuid(pProperties->pipelineCacheUUID);
 557 }
 558
 559 void anv_GetPhysicalDeviceQueueFamilyProperties(
 560     VkPhysicalDevice                            physicalDevice,
 561     uint32_t*                                   pCount,
 562     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 563 {
 564    if (pQueueFamilyProperties == NULL) {
 565       *pCount = 1;
 566       return;
 567    }
 568
 569    assert(*pCount >= 1);
 570
 571    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 572       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 573                     VK_QUEUE_COMPUTE_BIT |
 574                     VK_QUEUE_TRANSFER_BIT,
 575       .queueCount = 1,
 576       .timestampValidBits = 36, /* XXX: Real value here */
 577       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 578    };
 579 }
 580
 581 void anv_GetPhysicalDeviceMemoryProperties(
 582     VkPhysicalDevice                            physicalDevice,
 583     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 584 {
 585    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 586    VkDeviceSize heap_size;
 587
 588    /* Reserve some wiggle room for the driver by exposing only 75% of the
 589     * aperture to the heap.
 590     */
 591    heap_size = 3 * physical_device->aperture_size / 4;
 592
 593    if (physical_device->info->has_llc) {
 594       /* Big core GPUs share LLC with the CPU and thus one memory type can be
 595        * both cached and coherent at the same time.
 596        */
 597       pMemoryProperties->memoryTypeCount = 1;
 598       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 599          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 600                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 601                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 602                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 603          .heapIndex = 0,
 604       };
 605    } else {
 606       /* The spec requires that we expose a host-visible, coherent memory
 607        * type, but Atom GPUs don't share LLC. Thus we offer two memory types
 608        * to give the application a choice between cached, but not coherent and
 609        * coherent but uncached (WC though).
 610        */
 611       pMemoryProperties->memoryTypeCount = 2;
 612       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 613          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 614                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 615                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
 616          .heapIndex = 0,
 617       };
 618       pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
 619          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 620                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 621                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 622          .heapIndex = 0,
 623       };
 624    }
 625
 626    pMemoryProperties->memoryHeapCount = 1;
 627    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 628       .size = heap_size,
 629       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 630    };
 631 }
 632
 633 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 634     VkInstance                                  instance,
 635     const char*                                 pName)
 636 {
 637    return anv_lookup_entrypoint(pName);
 638 }
 639
 640 /* The loader wants us to expose a second GetInstanceProcAddr function
 641  * to work around certain LD_PRELOAD issues seen in apps.
 642  */
 643 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 644     VkInstance                                  instance,
 645     const char*                                 pName);
 646
 647 VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL vk_icdGetInstanceProcAddr(
 648     VkInstance                                  instance,
 649     const char*                                 pName)
 650 {
 651    return anv_GetInstanceProcAddr(instance, pName);
 652 }
 653
 654 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 655     VkDevice                                    device,
 656     const char*                                 pName)
 657 {
 658    return anv_lookup_entrypoint(pName);
 659 }
 660
 661 static VkResult
 662 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 663 {
 664    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 665    queue->device = device;
 666    queue->pool = &device->surface_state_pool;
 667
 668    return VK_SUCCESS;
 669 }
 670
 671 static void
 672 anv_queue_finish(struct anv_queue *queue)
 673 {
 674 }
 675
 676 static struct anv_state
 677 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 678 {
 679    struct anv_state state;
 680
 681    state = anv_state_pool_alloc(pool, size, align);
 682    memcpy(state.map, p, size);
 683
 684    if (!pool->block_pool->device->info.has_llc)
 685       anv_state_clflush(state);
 686
 687    return state;
 688 }
 689
 690 struct gen8_border_color {
 691    union {
 692       float float32[4];
 693       uint32_t uint32[4];
 694    };
 695    /* Pad out to 64 bytes */
 696    uint32_t _pad[12];
 697 };
 698
 699 static void
 700 anv_device_init_border_colors(struct anv_device *device)
 701 {
 702    static const struct gen8_border_color border_colors[] = {
 703       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 704       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 705       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 706       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 707       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 708       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 709    };
 710
 711    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 712                                                     sizeof(border_colors), 64,
 713                                                     border_colors);
 714 }
 715
 716 VkResult
 717 anv_device_submit_simple_batch(struct anv_device *device,
 718                                struct anv_batch *batch)
 719 {
 720    struct drm_i915_gem_execbuffer2 execbuf;
 721    struct drm_i915_gem_exec_object2 exec2_objects[1];
 722    struct anv_bo bo;
 723    VkResult result = VK_SUCCESS;
 724    uint32_t size;
 725    int64_t timeout;
 726    int ret;
 727
 728    /* Kernel driver requires 8 byte aligned batch length */
 729    size = align_u32(batch->next - batch->start, 8);
 730    result = anv_bo_pool_alloc(&device->batch_bo_pool, &bo, size);
 731    if (result != VK_SUCCESS)
 732       return result;
 733
 734    memcpy(bo.map, batch->start, size);
 735    if (!device->info.has_llc)
 736       anv_clflush_range(bo.map, size);
 737
 738    exec2_objects[0].handle = bo.gem_handle;
 739    exec2_objects[0].relocation_count = 0;
 740    exec2_objects[0].relocs_ptr = 0;
 741    exec2_objects[0].alignment = 0;
 742    exec2_objects[0].offset = bo.offset;
 743    exec2_objects[0].flags = 0;
 744    exec2_objects[0].rsvd1 = 0;
 745    exec2_objects[0].rsvd2 = 0;
 746
 747    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 748    execbuf.buffer_count = 1;
 749    execbuf.batch_start_offset = 0;
 750    execbuf.batch_len = size;
 751    execbuf.cliprects_ptr = 0;
 752    execbuf.num_cliprects = 0;
 753    execbuf.DR1 = 0;
 754    execbuf.DR4 = 0;
 755
 756    execbuf.flags =
 757       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 758    execbuf.rsvd1 = device->context_id;
 759    execbuf.rsvd2 = 0;
 760
 761    ret = anv_gem_execbuffer(device, &execbuf);
 762    if (ret != 0) {
 763       /* We don't know the real error. */
 764       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 765       goto fail;
 766    }
 767
 768    timeout = INT64_MAX;
 769    ret = anv_gem_wait(device, bo.gem_handle, &timeout);
 770    if (ret != 0) {
 771       /* We don't know the real error. */
 772       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 773       goto fail;
 774    }
 775
 776  fail:
 777    anv_bo_pool_free(&device->batch_bo_pool, &bo);
 778
 779    return result;
 780 }
 781
 782 VkResult anv_CreateDevice(
 783     VkPhysicalDevice                            physicalDevice,
 784     const VkDeviceCreateInfo*                   pCreateInfo,
 785     const VkAllocationCallbacks*                pAllocator,
 786     VkDevice*                                   pDevice)
 787 {
 788    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 789    VkResult result;
 790    struct anv_device *device;
 791
 792    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 793
 794    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 795       bool found = false;
 796       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 797          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 798                     device_extensions[j].extensionName) == 0) {
 799             found = true;
 800             break;
 801          }
 802       }
 803       if (!found)
 804          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 805    }
 806
 807    anv_set_dispatch_devinfo(physical_device->info);
 808
 809    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 810                        sizeof(*device), 8,
 811                        VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 812    if (!device)
 813       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 814
 815    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 816    device->instance = physical_device->instance;
 817    device->chipset_id = physical_device->chipset_id;
 818
 819    if (pAllocator)
 820       device->alloc = *pAllocator;
 821    else
 822       device->alloc = physical_device->instance->alloc;
 823
 824    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 825    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 826    if (device->fd == -1) {
 827       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 828       goto fail_device;
 829    }
 830
 831    device->context_id = anv_gem_create_context(device);
 832    if (device->context_id == -1) {
 833       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 834       goto fail_fd;
 835    }
 836
 837    device->info = *physical_device->info;
 838    device->isl_dev = physical_device->isl_dev;
 839
 840    /* On Broadwell and later, we can use batch chaining to more efficiently
 841     * implement growing command buffers.  Prior to Haswell, the kernel
 842     * command parser gets in the way and we have to fall back to growing
 843     * the batch.
 844     */
 845    device->can_chain_batches = device->info.gen >= 8;
 846
 847    pthread_mutex_init(&device->mutex, NULL);
 848
 849    anv_bo_pool_init(&device->batch_bo_pool, device);
 850
 851    anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
 852
 853    anv_state_pool_init(&device->dynamic_state_pool,
 854                        &device->dynamic_state_block_pool);
 855
 856    anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
 857    anv_pipeline_cache_init(&device->default_pipeline_cache, device);
 858
 859    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 860
 861    anv_state_pool_init(&device->surface_state_pool,
 862                        &device->surface_state_block_pool);
 863
 864    anv_bo_init_new(&device->workaround_bo, device, 1024);
 865
 866    anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
 867
 868    anv_queue_init(device, &device->queue);
 869
 870    switch (device->info.gen) {
 871    case 7:
 872       if (!device->info.is_haswell)
 873          result = gen7_init_device_state(device);
 874       else
 875          result = gen75_init_device_state(device);
 876       break;
 877    case 8:
 878       result = gen8_init_device_state(device);
 879       break;
 880    case 9:
 881       result = gen9_init_device_state(device);
 882       break;
 883    default:
 884       /* Shouldn't get here as we don't create physical devices for any other
 885        * gens. */
 886       unreachable("unhandled gen");
 887    }
 888    if (result != VK_SUCCESS)
 889       goto fail_fd;
 890
 891    result = anv_device_init_meta(device);
 892    if (result != VK_SUCCESS)
 893       goto fail_fd;
 894
 895    anv_device_init_border_colors(device);
 896
 897    *pDevice = anv_device_to_handle(device);
 898
 899    return VK_SUCCESS;
 900
 901  fail_fd:
 902    close(device->fd);
 903  fail_device:
 904    anv_free(&device->alloc, device);
 905
 906    return result;
 907 }
 908
 909 void anv_DestroyDevice(
 910     VkDevice                                    _device,
 911     const VkAllocationCallbacks*                pAllocator)
 912 {
 913    ANV_FROM_HANDLE(anv_device, device, _device);
 914
 915    anv_queue_finish(&device->queue);
 916
 917    anv_device_finish_meta(device);
 918
 919 #ifdef HAVE_VALGRIND
 920    /* We only need to free these to prevent valgrind errors.  The backing
 921     * BO will go away in a couple of lines so we don't actually leak.
 922     */
 923    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 924 #endif
 925
 926    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 927    anv_gem_close(device, device->workaround_bo.gem_handle);
 928
 929    anv_bo_pool_finish(&device->batch_bo_pool);
 930    anv_state_pool_finish(&device->dynamic_state_pool);
 931    anv_block_pool_finish(&device->dynamic_state_block_pool);
 932    anv_block_pool_finish(&device->instruction_block_pool);
 933    anv_state_pool_finish(&device->surface_state_pool);
 934    anv_block_pool_finish(&device->surface_state_block_pool);
 935    anv_block_pool_finish(&device->scratch_block_pool);
 936
 937    close(device->fd);
 938
 939    pthread_mutex_destroy(&device->mutex);
 940
 941    anv_free(&device->alloc, device);
 942 }
 943
 944 VkResult anv_EnumerateInstanceExtensionProperties(
 945     const char*                                 pLayerName,
 946     uint32_t*                                   pPropertyCount,
 947     VkExtensionProperties*                      pProperties)
 948 {
 949    if (pProperties == NULL) {
 950       *pPropertyCount = ARRAY_SIZE(global_extensions);
 951       return VK_SUCCESS;
 952    }
 953
 954    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
 955
 956    *pPropertyCount = ARRAY_SIZE(global_extensions);
 957    memcpy(pProperties, global_extensions, sizeof(global_extensions));
 958
 959    return VK_SUCCESS;
 960 }
 961
 962 VkResult anv_EnumerateDeviceExtensionProperties(
 963     VkPhysicalDevice                            physicalDevice,
 964     const char*                                 pLayerName,
 965     uint32_t*                                   pPropertyCount,
 966     VkExtensionProperties*                      pProperties)
 967 {
 968    if (pProperties == NULL) {
 969       *pPropertyCount = ARRAY_SIZE(device_extensions);
 970       return VK_SUCCESS;
 971    }
 972
 973    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
 974
 975    *pPropertyCount = ARRAY_SIZE(device_extensions);
 976    memcpy(pProperties, device_extensions, sizeof(device_extensions));
 977
 978    return VK_SUCCESS;
 979 }
 980
 981 VkResult anv_EnumerateInstanceLayerProperties(
 982     uint32_t*                                   pPropertyCount,
 983     VkLayerProperties*                          pProperties)
 984 {
 985    if (pProperties == NULL) {
 986       *pPropertyCount = 0;
 987       return VK_SUCCESS;
 988    }
 989
 990    /* None supported at this time */
 991    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 992 }
 993
 994 VkResult anv_EnumerateDeviceLayerProperties(
 995     VkPhysicalDevice                            physicalDevice,
 996     uint32_t*                                   pPropertyCount,
 997     VkLayerProperties*                          pProperties)
 998 {
 999    if (pProperties == NULL) {
1000       *pPropertyCount = 0;
1001       return VK_SUCCESS;
1002    }
1003
1004    /* None supported at this time */
1005    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
1006 }
1007
1008 void anv_GetDeviceQueue(
1009     VkDevice                                    _device,
1010     uint32_t                                    queueNodeIndex,
1011     uint32_t                                    queueIndex,
1012     VkQueue*                                    pQueue)
1013 {
1014    ANV_FROM_HANDLE(anv_device, device, _device);
1015
1016    assert(queueIndex == 0);
1017
1018    *pQueue = anv_queue_to_handle(&device->queue);
1019 }
1020
1021 VkResult anv_QueueSubmit(
1022     VkQueue                                     _queue,
1023     uint32_t                                    submitCount,
1024     const VkSubmitInfo*                         pSubmits,
1025     VkFence                                     _fence)
1026 {
1027    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1028    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1029    struct anv_device *device = queue->device;
1030    int ret;
1031
1032    for (uint32_t i = 0; i < submitCount; i++) {
1033       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
1034          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
1035                          pSubmits[i].pCommandBuffers[j]);
1036          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
1037
1038          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
1039          if (ret != 0) {
1040             /* We don't know the real error. */
1041             return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1042                              "execbuf2 failed: %m");
1043          }
1044
1045          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
1046             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
1047       }
1048    }
1049
1050    if (fence) {
1051       ret = anv_gem_execbuffer(device, &fence->execbuf);
1052       if (ret != 0) {
1053          /* We don't know the real error. */
1054          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1055                           "execbuf2 failed: %m");
1056       }
1057    }
1058
1059    return VK_SUCCESS;
1060 }
1061
1062 VkResult anv_QueueWaitIdle(
1063     VkQueue                                     _queue)
1064 {
1065    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1066
1067    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
1068 }
1069
1070 VkResult anv_DeviceWaitIdle(
1071     VkDevice                                    _device)
1072 {
1073    ANV_FROM_HANDLE(anv_device, device, _device);
1074    struct anv_batch batch;
1075
1076    uint32_t cmds[8];
1077    batch.start = batch.next = cmds;
1078    batch.end = (void *) cmds + sizeof(cmds);
1079
1080    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1081    anv_batch_emit(&batch, GEN7_MI_NOOP);
1082
1083    return anv_device_submit_simple_batch(device, &batch);
1084 }
1085
1086 VkResult
1087 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
1088 {
1089    bo->gem_handle = anv_gem_create(device, size);
1090    if (!bo->gem_handle)
1091       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
1092
1093    bo->map = NULL;
1094    bo->index = 0;
1095    bo->offset = 0;
1096    bo->size = size;
1097    bo->is_winsys_bo = false;
1098
1099    return VK_SUCCESS;
1100 }
1101
1102 VkResult anv_AllocateMemory(
1103     VkDevice                                    _device,
1104     const VkMemoryAllocateInfo*                 pAllocateInfo,
1105     const VkAllocationCallbacks*                pAllocator,
1106     VkDeviceMemory*                             pMem)
1107 {
1108    ANV_FROM_HANDLE(anv_device, device, _device);
1109    struct anv_device_memory *mem;
1110    VkResult result;
1111
1112    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1113
1114    if (pAllocateInfo->allocationSize == 0) {
1115       /* Apparently, this is allowed */
1116       *pMem = VK_NULL_HANDLE;
1117       return VK_SUCCESS;
1118    }
1119
1120    /* We support exactly one memory heap. */
1121    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1122           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1123
1124    /* FINISHME: Fail if allocation request exceeds heap size. */
1125
1126    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1127                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1128    if (mem == NULL)
1129       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1130
1131    /* The kernel is going to give us whole pages anyway */
1132    uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
1133
1134    result = anv_bo_init_new(&mem->bo, device, alloc_size);
1135    if (result != VK_SUCCESS)
1136       goto fail;
1137
1138    mem->type_index = pAllocateInfo->memoryTypeIndex;
1139
1140    *pMem = anv_device_memory_to_handle(mem);
1141
1142    return VK_SUCCESS;
1143
1144  fail:
1145    anv_free2(&device->alloc, pAllocator, mem);
1146
1147    return result;
1148 }
1149
1150 void anv_FreeMemory(
1151     VkDevice                                    _device,
1152     VkDeviceMemory                              _mem,
1153     const VkAllocationCallbacks*                pAllocator)
1154 {
1155    ANV_FROM_HANDLE(anv_device, device, _device);
1156    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1157
1158    if (mem == NULL)
1159       return;
1160
1161    if (mem->bo.map)
1162       anv_gem_munmap(mem->bo.map, mem->bo.size);
1163
1164    if (mem->bo.gem_handle != 0)
1165       anv_gem_close(device, mem->bo.gem_handle);
1166
1167    anv_free2(&device->alloc, pAllocator, mem);
1168 }
1169
1170 VkResult anv_MapMemory(
1171     VkDevice                                    _device,
1172     VkDeviceMemory                              _memory,
1173     VkDeviceSize                                offset,
1174     VkDeviceSize                                size,
1175     VkMemoryMapFlags                            flags,
1176     void**                                      ppData)
1177 {
1178    ANV_FROM_HANDLE(anv_device, device, _device);
1179    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1180
1181    if (mem == NULL) {
1182       *ppData = NULL;
1183       return VK_SUCCESS;
1184    }
1185
1186    if (size == VK_WHOLE_SIZE)
1187       size = mem->bo.size - offset;
1188
1189    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1190     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1191     * at a time is valid. We could just mmap up front and return an offset
1192     * pointer here, but that may exhaust virtual memory on 32 bit
1193     * userspace. */
1194
1195    uint32_t gem_flags = 0;
1196    if (!device->info.has_llc && mem->type_index == 0)
1197       gem_flags |= I915_MMAP_WC;
1198
1199    /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
1200    uint64_t map_offset = offset & ~4095ull;
1201    assert(offset >= map_offset);
1202    uint64_t map_size = (offset + size) - map_offset;
1203
1204    /* Let's map whole pages */
1205    map_size = align_u64(map_size, 4096);
1206
1207    mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
1208                            map_offset, map_size, gem_flags);
1209    mem->map_size = map_size;
1210
1211    *ppData = mem->map + (offset - map_offset);
1212
1213    return VK_SUCCESS;
1214 }
1215
1216 void anv_UnmapMemory(
1217     VkDevice                                    _device,
1218     VkDeviceMemory                              _memory)
1219 {
1220    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1221
1222    if (mem == NULL)
1223       return;
1224
1225    anv_gem_munmap(mem->map, mem->map_size);
1226 }
1227
1228 static void
1229 clflush_mapped_ranges(struct anv_device         *device,
1230                       uint32_t                   count,
1231                       const VkMappedMemoryRange *ranges)
1232 {
1233    for (uint32_t i = 0; i < count; i++) {
1234       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1235       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1236       void *end;
1237
1238       if (ranges[i].offset + ranges[i].size > mem->map_size)
1239          end = mem->map + mem->map_size;
1240       else
1241          end = mem->map + ranges[i].offset + ranges[i].size;
1242
1243       while (p < end) {
1244          __builtin_ia32_clflush(p);
1245          p += CACHELINE_SIZE;
1246       }
1247    }
1248 }
1249
1250 VkResult anv_FlushMappedMemoryRanges(
1251     VkDevice                                    _device,
1252     uint32_t                                    memoryRangeCount,
1253     const VkMappedMemoryRange*                  pMemoryRanges)
1254 {
1255    ANV_FROM_HANDLE(anv_device, device, _device);
1256
1257    if (device->info.has_llc)
1258       return VK_SUCCESS;
1259
1260    /* Make sure the writes we're flushing have landed. */
1261    __builtin_ia32_mfence();
1262
1263    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1264
1265    return VK_SUCCESS;
1266 }
1267
1268 VkResult anv_InvalidateMappedMemoryRanges(
1269     VkDevice                                    _device,
1270     uint32_t                                    memoryRangeCount,
1271     const VkMappedMemoryRange*                  pMemoryRanges)
1272 {
1273    ANV_FROM_HANDLE(anv_device, device, _device);
1274
1275    if (device->info.has_llc)
1276       return VK_SUCCESS;
1277
1278    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1279
1280    /* Make sure no reads get moved up above the invalidate. */
1281    __builtin_ia32_mfence();
1282
1283    return VK_SUCCESS;
1284 }
1285
1286 void anv_GetBufferMemoryRequirements(
1287     VkDevice                                    device,
1288     VkBuffer                                    _buffer,
1289     VkMemoryRequirements*                       pMemoryRequirements)
1290 {
1291    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1292
1293    /* The Vulkan spec (git aaed022) says:
1294     *
1295     *    memoryTypeBits is a bitfield and contains one bit set for every
1296     *    supported memory type for the resource. The bit `1<<i` is set if and
1297     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1298     *    structure for the physical device is supported.
1299     *
1300     * We support exactly one memory type.
1301     */
1302    pMemoryRequirements->memoryTypeBits = 1;
1303
1304    pMemoryRequirements->size = buffer->size;
1305    pMemoryRequirements->alignment = 16;
1306 }
1307
1308 void anv_GetImageMemoryRequirements(
1309     VkDevice                                    device,
1310     VkImage                                     _image,
1311     VkMemoryRequirements*                       pMemoryRequirements)
1312 {
1313    ANV_FROM_HANDLE(anv_image, image, _image);
1314
1315    /* The Vulkan spec (git aaed022) says:
1316     *
1317     *    memoryTypeBits is a bitfield and contains one bit set for every
1318     *    supported memory type for the resource. The bit `1<<i` is set if and
1319     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1320     *    structure for the physical device is supported.
1321     *
1322     * We support exactly one memory type.
1323     */
1324    pMemoryRequirements->memoryTypeBits = 1;
1325
1326    pMemoryRequirements->size = image->size;
1327    pMemoryRequirements->alignment = image->alignment;
1328 }
1329
1330 void anv_GetImageSparseMemoryRequirements(
1331     VkDevice                                    device,
1332     VkImage                                     image,
1333     uint32_t*                                   pSparseMemoryRequirementCount,
1334     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1335 {
1336    stub();
1337 }
1338
1339 void anv_GetDeviceMemoryCommitment(
1340     VkDevice                                    device,
1341     VkDeviceMemory                              memory,
1342     VkDeviceSize*                               pCommittedMemoryInBytes)
1343 {
1344    *pCommittedMemoryInBytes = 0;
1345 }
1346
1347 VkResult anv_BindBufferMemory(
1348     VkDevice                                    device,
1349     VkBuffer                                    _buffer,
1350     VkDeviceMemory                              _memory,
1351     VkDeviceSize                                memoryOffset)
1352 {
1353    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1354    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1355
1356    if (mem) {
1357       buffer->bo = &mem->bo;
1358       buffer->offset = memoryOffset;
1359    } else {
1360       buffer->bo = NULL;
1361       buffer->offset = 0;
1362    }
1363
1364    return VK_SUCCESS;
1365 }
1366
1367 VkResult anv_BindImageMemory(
1368     VkDevice                                    device,
1369     VkImage                                     _image,
1370     VkDeviceMemory                              _memory,
1371     VkDeviceSize                                memoryOffset)
1372 {
1373    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1374    ANV_FROM_HANDLE(anv_image, image, _image);
1375
1376    if (mem) {
1377       image->bo = &mem->bo;
1378       image->offset = memoryOffset;
1379    } else {
1380       image->bo = NULL;
1381       image->offset = 0;
1382    }
1383
1384    return VK_SUCCESS;
1385 }
1386
1387 VkResult anv_QueueBindSparse(
1388     VkQueue                                     queue,
1389     uint32_t                                    bindInfoCount,
1390     const VkBindSparseInfo*                     pBindInfo,
1391     VkFence                                     fence)
1392 {
1393    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1394 }
1395
1396 VkResult anv_CreateFence(
1397     VkDevice                                    _device,
1398     const VkFenceCreateInfo*                    pCreateInfo,
1399     const VkAllocationCallbacks*                pAllocator,
1400     VkFence*                                    pFence)
1401 {
1402    ANV_FROM_HANDLE(anv_device, device, _device);
1403    struct anv_bo fence_bo;
1404    struct anv_fence *fence;
1405    struct anv_batch batch;
1406    VkResult result;
1407
1408    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1409
1410    result = anv_bo_pool_alloc(&device->batch_bo_pool, &fence_bo, 4096);
1411    if (result != VK_SUCCESS)
1412       return result;
1413
1414    /* Fences are small.  Just store the CPU data structure in the BO. */
1415    fence = fence_bo.map;
1416    fence->bo = fence_bo;
1417
1418    /* Place the batch after the CPU data but on its own cache line. */
1419    const uint32_t batch_offset = align_u32(sizeof(*fence), CACHELINE_SIZE);
1420    batch.next = batch.start = fence->bo.map + batch_offset;
1421    batch.end = fence->bo.map + fence->bo.size;
1422    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1423    anv_batch_emit(&batch, GEN7_MI_NOOP);
1424
1425    if (!device->info.has_llc) {
1426       assert(((uintptr_t) batch.start & CACHELINE_MASK) == 0);
1427       assert(batch.next - batch.start <= CACHELINE_SIZE);
1428       __builtin_ia32_mfence();
1429       __builtin_ia32_clflush(batch.start);
1430    }
1431
1432    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1433    fence->exec2_objects[0].relocation_count = 0;
1434    fence->exec2_objects[0].relocs_ptr = 0;
1435    fence->exec2_objects[0].alignment = 0;
1436    fence->exec2_objects[0].offset = fence->bo.offset;
1437    fence->exec2_objects[0].flags = 0;
1438    fence->exec2_objects[0].rsvd1 = 0;
1439    fence->exec2_objects[0].rsvd2 = 0;
1440
1441    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1442    fence->execbuf.buffer_count = 1;
1443    fence->execbuf.batch_start_offset = batch.start - fence->bo.map;
1444    fence->execbuf.batch_len = batch.next - batch.start;
1445    fence->execbuf.cliprects_ptr = 0;
1446    fence->execbuf.num_cliprects = 0;
1447    fence->execbuf.DR1 = 0;
1448    fence->execbuf.DR4 = 0;
1449
1450    fence->execbuf.flags =
1451       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1452    fence->execbuf.rsvd1 = device->context_id;
1453    fence->execbuf.rsvd2 = 0;
1454
1455    fence->ready = false;
1456
1457    *pFence = anv_fence_to_handle(fence);
1458
1459    return VK_SUCCESS;
1460 }
1461
1462 void anv_DestroyFence(
1463     VkDevice                                    _device,
1464     VkFence                                     _fence,
1465     const VkAllocationCallbacks*                pAllocator)
1466 {
1467    ANV_FROM_HANDLE(anv_device, device, _device);
1468    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1469
1470    assert(fence->bo.map == fence);
1471    anv_bo_pool_free(&device->batch_bo_pool, &fence->bo);
1472 }
1473
1474 VkResult anv_ResetFences(
1475     VkDevice                                    _device,
1476     uint32_t                                    fenceCount,
1477     const VkFence*                              pFences)
1478 {
1479    for (uint32_t i = 0; i < fenceCount; i++) {
1480       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1481       fence->ready = false;
1482    }
1483
1484    return VK_SUCCESS;
1485 }
1486
1487 VkResult anv_GetFenceStatus(
1488     VkDevice                                    _device,
1489     VkFence                                     _fence)
1490 {
1491    ANV_FROM_HANDLE(anv_device, device, _device);
1492    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1493    int64_t t = 0;
1494    int ret;
1495
1496    if (fence->ready)
1497       return VK_SUCCESS;
1498
1499    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1500    if (ret == 0) {
1501       fence->ready = true;
1502       return VK_SUCCESS;
1503    }
1504
1505    return VK_NOT_READY;
1506 }
1507
1508 VkResult anv_WaitForFences(
1509     VkDevice                                    _device,
1510     uint32_t                                    fenceCount,
1511     const VkFence*                              pFences,
1512     VkBool32                                    waitAll,
1513     uint64_t                                    timeout)
1514 {
1515    ANV_FROM_HANDLE(anv_device, device, _device);
1516
1517    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1518     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1519     * for a couple of kernel releases.  Since there's no way to know
1520     * whether or not the kernel we're using is one of the broken ones, the
1521     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1522     * maximum timeout from 584 years to 292 years - likely not a big deal.
1523     */
1524    if (timeout > INT64_MAX)
1525       timeout = INT64_MAX;
1526
1527    int64_t t = timeout;
1528
1529    /* FIXME: handle !waitAll */
1530
1531    for (uint32_t i = 0; i < fenceCount; i++) {
1532       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1533       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1534       if (ret == -1 && errno == ETIME) {
1535          return VK_TIMEOUT;
1536       } else if (ret == -1) {
1537          /* We don't know the real error. */
1538          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1539                           "gem wait failed: %m");
1540       }
1541    }
1542
1543    return VK_SUCCESS;
1544 }
1545
1546 // Queue semaphore functions
1547
1548 VkResult anv_CreateSemaphore(
1549     VkDevice                                    device,
1550     const VkSemaphoreCreateInfo*                pCreateInfo,
1551     const VkAllocationCallbacks*                pAllocator,
1552     VkSemaphore*                                pSemaphore)
1553 {
1554    /* The DRM execbuffer ioctl always execute in-oder, even between different
1555     * rings. As such, there's nothing to do for the user space semaphore.
1556     */
1557
1558    *pSemaphore = (VkSemaphore)1;
1559
1560    return VK_SUCCESS;
1561 }
1562
1563 void anv_DestroySemaphore(
1564     VkDevice                                    device,
1565     VkSemaphore                                 semaphore,
1566     const VkAllocationCallbacks*                pAllocator)
1567 {
1568 }
1569
1570 // Event functions
1571
1572 VkResult anv_CreateEvent(
1573     VkDevice                                    _device,
1574     const VkEventCreateInfo*                    pCreateInfo,
1575     const VkAllocationCallbacks*                pAllocator,
1576     VkEvent*                                    pEvent)
1577 {
1578    ANV_FROM_HANDLE(anv_device, device, _device);
1579    struct anv_state state;
1580    struct anv_event *event;
1581
1582    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
1583
1584    state = anv_state_pool_alloc(&device->dynamic_state_pool,
1585                                 sizeof(*event), 8);
1586    event = state.map;
1587    event->state = state;
1588    event->semaphore = VK_EVENT_RESET;
1589
1590    if (!device->info.has_llc) {
1591       /* Make sure the writes we're flushing have landed. */
1592       __builtin_ia32_mfence();
1593       __builtin_ia32_clflush(event);
1594    }
1595
1596    *pEvent = anv_event_to_handle(event);
1597
1598    return VK_SUCCESS;
1599 }
1600
1601 void anv_DestroyEvent(
1602     VkDevice                                    _device,
1603     VkEvent                                     _event,
1604     const VkAllocationCallbacks*                pAllocator)
1605 {
1606    ANV_FROM_HANDLE(anv_device, device, _device);
1607    ANV_FROM_HANDLE(anv_event, event, _event);
1608
1609    anv_state_pool_free(&device->dynamic_state_pool, event->state);
1610 }
1611
1612 VkResult anv_GetEventStatus(
1613     VkDevice                                    _device,
1614     VkEvent                                     _event)
1615 {
1616    ANV_FROM_HANDLE(anv_device, device, _device);
1617    ANV_FROM_HANDLE(anv_event, event, _event);
1618
1619    if (!device->info.has_llc) {
1620       /* Invalidate read cache before reading event written by GPU. */
1621       __builtin_ia32_clflush(event);
1622       __builtin_ia32_mfence();
1623
1624    }
1625
1626    return event->semaphore;
1627 }
1628
1629 VkResult anv_SetEvent(
1630     VkDevice                                    _device,
1631     VkEvent                                     _event)
1632 {
1633    ANV_FROM_HANDLE(anv_device, device, _device);
1634    ANV_FROM_HANDLE(anv_event, event, _event);
1635
1636    event->semaphore = VK_EVENT_SET;
1637
1638    if (!device->info.has_llc) {
1639       /* Make sure the writes we're flushing have landed. */
1640       __builtin_ia32_mfence();
1641       __builtin_ia32_clflush(event);
1642    }
1643
1644    return VK_SUCCESS;
1645 }
1646
1647 VkResult anv_ResetEvent(
1648     VkDevice                                    _device,
1649     VkEvent                                     _event)
1650 {
1651    ANV_FROM_HANDLE(anv_device, device, _device);
1652    ANV_FROM_HANDLE(anv_event, event, _event);
1653
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    return VK_SUCCESS;
1663 }
1664
1665 // Buffer functions
1666
1667 VkResult anv_CreateBuffer(
1668     VkDevice                                    _device,
1669     const VkBufferCreateInfo*                   pCreateInfo,
1670     const VkAllocationCallbacks*                pAllocator,
1671     VkBuffer*                                   pBuffer)
1672 {
1673    ANV_FROM_HANDLE(anv_device, device, _device);
1674    struct anv_buffer *buffer;
1675
1676    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1677
1678    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1679                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1680    if (buffer == NULL)
1681       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1682
1683    buffer->size = pCreateInfo->size;
1684    buffer->usage = pCreateInfo->usage;
1685    buffer->bo = NULL;
1686    buffer->offset = 0;
1687
1688    *pBuffer = anv_buffer_to_handle(buffer);
1689
1690    return VK_SUCCESS;
1691 }
1692
1693 void anv_DestroyBuffer(
1694     VkDevice                                    _device,
1695     VkBuffer                                    _buffer,
1696     const VkAllocationCallbacks*                pAllocator)
1697 {
1698    ANV_FROM_HANDLE(anv_device, device, _device);
1699    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1700
1701    anv_free2(&device->alloc, pAllocator, buffer);
1702 }
1703
1704 void
1705 anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
1706                               enum isl_format format,
1707                               uint32_t offset, uint32_t range, uint32_t stride)
1708 {
1709    isl_buffer_fill_state(&device->isl_dev, state.map,
1710                          .address = offset,
1711                          .mocs = device->default_mocs,
1712                          .size = range,
1713                          .format = format,
1714                          .stride = stride);
1715
1716    if (!device->info.has_llc)
1717       anv_state_clflush(state);
1718 }
1719
1720 void anv_DestroySampler(
1721     VkDevice                                    _device,
1722     VkSampler                                   _sampler,
1723     const VkAllocationCallbacks*                pAllocator)
1724 {
1725    ANV_FROM_HANDLE(anv_device, device, _device);
1726    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1727
1728    anv_free2(&device->alloc, pAllocator, sampler);
1729 }
1730
1731 VkResult anv_CreateFramebuffer(
1732     VkDevice                                    _device,
1733     const VkFramebufferCreateInfo*              pCreateInfo,
1734     const VkAllocationCallbacks*                pAllocator,
1735     VkFramebuffer*                              pFramebuffer)
1736 {
1737    ANV_FROM_HANDLE(anv_device, device, _device);
1738    struct anv_framebuffer *framebuffer;
1739
1740    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1741
1742    size_t size = sizeof(*framebuffer) +
1743                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1744    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1745                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1746    if (framebuffer == NULL)
1747       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1748
1749    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1750    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1751       VkImageView _iview = pCreateInfo->pAttachments[i];
1752       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1753    }
1754
1755    framebuffer->width = pCreateInfo->width;
1756    framebuffer->height = pCreateInfo->height;
1757    framebuffer->layers = pCreateInfo->layers;
1758
1759    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1760
1761    return VK_SUCCESS;
1762 }
1763
1764 void anv_DestroyFramebuffer(
1765     VkDevice                                    _device,
1766     VkFramebuffer                               _fb,
1767     const VkAllocationCallbacks*                pAllocator)
1768 {
1769    ANV_FROM_HANDLE(anv_device, device, _device);
1770    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1771
1772    anv_free2(&device->alloc, pAllocator, fb);
1773 }
1774
1775 void vkCmdDbgMarkerBegin(
1776     VkCommandBuffer                              commandBuffer,
1777     const char*                                 pMarker)
1778    __attribute__ ((visibility ("default")));
1779
1780 void vkCmdDbgMarkerEnd(
1781    VkCommandBuffer                              commandBuffer)
1782    __attribute__ ((visibility ("default")));
1783
1784 void vkCmdDbgMarkerBegin(
1785     VkCommandBuffer                              commandBuffer,
1786     const char*                                 pMarker)
1787 {
1788 }
1789
1790 void vkCmdDbgMarkerEnd(
1791     VkCommandBuffer                              commandBuffer)
1792 {
1793 }