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_KHR_SURFACE_EXTENSION_NAME,
 154       .specVersion = 24,
 155    },
 156    {
 157       .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
 158       .specVersion = 5,
 159    },
 160 #ifdef HAVE_WAYLAND_PLATFORM
 161    {
 162       .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
 163       .specVersion = 4,
 164    },
 165 #endif
 166 };
 167
 168 static const VkExtensionProperties device_extensions[] = {
 169    {
 170       .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
 171       .specVersion = 67,
 172    },
 173 };
 174
 175 static void *
 176 default_alloc_func(void *pUserData, size_t size, size_t align,
 177                    VkSystemAllocationScope allocationScope)
 178 {
 179    return malloc(size);
 180 }
 181
 182 static void *
 183 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 184                      size_t align, VkSystemAllocationScope allocationScope)
 185 {
 186    return realloc(pOriginal, size);
 187 }
 188
 189 static void
 190 default_free_func(void *pUserData, void *pMemory)
 191 {
 192    free(pMemory);
 193 }
 194
 195 static const VkAllocationCallbacks default_alloc = {
 196    .pUserData = NULL,
 197    .pfnAllocation = default_alloc_func,
 198    .pfnReallocation = default_realloc_func,
 199    .pfnFree = default_free_func,
 200 };
 201
 202 VkResult anv_CreateInstance(
 203     const VkInstanceCreateInfo*                 pCreateInfo,
 204     const VkAllocationCallbacks*                pAllocator,
 205     VkInstance*                                 pInstance)
 206 {
 207    struct anv_instance *instance;
 208
 209    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 210
 211    if (pCreateInfo->pApplicationInfo->apiVersion != VK_MAKE_VERSION(0, 210, 1))
 212       return vk_error(VK_ERROR_INCOMPATIBLE_DRIVER);
 213
 214    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionNameCount; i++) {
 215       bool found = false;
 216       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 217          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 218                     global_extensions[j].extensionName) == 0) {
 219             found = true;
 220             break;
 221          }
 222       }
 223       if (!found)
 224          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 225    }
 226
 227    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 228                          VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 229    if (!instance)
 230       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 231
 232    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 233
 234    if (pAllocator)
 235       instance->alloc = *pAllocator;
 236    else
 237       instance->alloc = default_alloc;
 238
 239    instance->apiVersion = pCreateInfo->pApplicationInfo->apiVersion;
 240    instance->physicalDeviceCount = -1;
 241
 242    _mesa_locale_init();
 243
 244    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 245
 246    anv_init_wsi(instance);
 247
 248    *pInstance = anv_instance_to_handle(instance);
 249
 250    return VK_SUCCESS;
 251 }
 252
 253 void anv_DestroyInstance(
 254     VkInstance                                  _instance,
 255     const VkAllocationCallbacks*                pAllocator)
 256 {
 257    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 258
 259    if (instance->physicalDeviceCount > 0) {
 260       /* We support at most one physical device. */
 261       assert(instance->physicalDeviceCount == 1);
 262       anv_physical_device_finish(&instance->physicalDevice);
 263    }
 264
 265    anv_finish_wsi(instance);
 266
 267    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 268
 269    _mesa_locale_fini();
 270
 271    anv_free(&instance->alloc, instance);
 272 }
 273
 274 VkResult anv_EnumeratePhysicalDevices(
 275     VkInstance                                  _instance,
 276     uint32_t*                                   pPhysicalDeviceCount,
 277     VkPhysicalDevice*                           pPhysicalDevices)
 278 {
 279    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 280    VkResult result;
 281
 282    if (instance->physicalDeviceCount < 0) {
 283       result = anv_physical_device_init(&instance->physicalDevice,
 284                                         instance, "/dev/dri/renderD128");
 285       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 286          instance->physicalDeviceCount = 0;
 287       } else if (result == VK_SUCCESS) {
 288          instance->physicalDeviceCount = 1;
 289       } else {
 290          return result;
 291       }
 292    }
 293
 294    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 295     * otherwise it's an inout parameter.
 296     *
 297     * The Vulkan spec (git aaed022) says:
 298     *
 299     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 300     *    that is initialized with the number of devices the application is
 301     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 302     *    an array of at least this many VkPhysicalDevice handles [...].
 303     *
 304     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 305     *    overwrites the contents of the variable pointed to by
 306     *    pPhysicalDeviceCount with the number of physical devices in in the
 307     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 308     *    pPhysicalDeviceCount with the number of physical handles written to
 309     *    pPhysicalDevices.
 310     */
 311    if (!pPhysicalDevices) {
 312       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 313    } else if (*pPhysicalDeviceCount >= 1) {
 314       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 315       *pPhysicalDeviceCount = 1;
 316    } else {
 317       *pPhysicalDeviceCount = 0;
 318    }
 319
 320    return VK_SUCCESS;
 321 }
 322
 323 void anv_GetPhysicalDeviceFeatures(
 324     VkPhysicalDevice                            physicalDevice,
 325     VkPhysicalDeviceFeatures*                   pFeatures)
 326 {
 327    anv_finishme("Get correct values for PhysicalDeviceFeatures");
 328
 329    *pFeatures = (VkPhysicalDeviceFeatures) {
 330       .robustBufferAccess                       = false,
 331       .fullDrawIndexUint32                      = false,
 332       .imageCubeArray                           = false,
 333       .independentBlend                         = false,
 334       .geometryShader                           = true,
 335       .tessellationShader                       = false,
 336       .sampleRateShading                        = false,
 337       .dualSrcBlend                             = true,
 338       .logicOp                                  = true,
 339       .multiDrawIndirect                        = true,
 340       .depthClamp                               = false,
 341       .depthBiasClamp                           = false,
 342       .fillModeNonSolid                         = true,
 343       .depthBounds                              = false,
 344       .wideLines                                = true,
 345       .largePoints                              = true,
 346       .alphaToOne                               = true,
 347       .multiViewport                            = true,
 348       .samplerAnisotropy                        = false, /* FINISHME */
 349       .textureCompressionETC2                   = true,
 350       .textureCompressionASTC_LDR               = true,
 351       .textureCompressionBC                     = true,
 352       .occlusionQueryPrecise                    = false, /* FINISHME */
 353       .pipelineStatisticsQuery                  = true,
 354       .vertexPipelineStoresAndAtomics           = false,
 355       .fragmentStoresAndAtomics                 = true,
 356       .shaderTessellationAndGeometryPointSize   = true,
 357       .shaderImageGatherExtended                = true,
 358       .shaderStorageImageExtendedFormats        = false,
 359       .shaderStorageImageMultisample            = false,
 360       .shaderUniformBufferArrayDynamicIndexing  = true,
 361       .shaderSampledImageArrayDynamicIndexing   = false,
 362       .shaderStorageBufferArrayDynamicIndexing  = false,
 363       .shaderStorageImageArrayDynamicIndexing   = false,
 364       .shaderStorageImageReadWithoutFormat      = false,
 365       .shaderStorageImageWriteWithoutFormat     = true,
 366       .shaderClipDistance                       = false,
 367       .shaderCullDistance                       = false,
 368       .shaderFloat64                            = false,
 369       .shaderInt64                              = false,
 370       .shaderInt16                              = false,
 371       .alphaToOne                               = true,
 372       .variableMultisampleRate                  = false,
 373    };
 374 }
 375
 376 void anv_GetPhysicalDeviceProperties(
 377     VkPhysicalDevice                            physicalDevice,
 378     VkPhysicalDeviceProperties*                 pProperties)
 379 {
 380    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 381    const struct brw_device_info *devinfo = pdevice->info;
 382
 383    anv_finishme("Get correct values for VkPhysicalDeviceLimits");
 384
 385    VkSampleCountFlags sample_counts =
 386       VK_SAMPLE_COUNT_1_BIT |
 387       VK_SAMPLE_COUNT_2_BIT |
 388       VK_SAMPLE_COUNT_4_BIT |
 389       VK_SAMPLE_COUNT_8_BIT;
 390
 391    VkPhysicalDeviceLimits limits = {
 392       .maxImageDimension1D                      = (1 << 14),
 393       .maxImageDimension2D                      = (1 << 14),
 394       .maxImageDimension3D                      = (1 << 10),
 395       .maxImageDimensionCube                    = (1 << 14),
 396       .maxImageArrayLayers                      = (1 << 10),
 397       .maxTexelBufferElements                   = (1 << 14),
 398       .maxUniformBufferRange                    = UINT32_MAX,
 399       .maxStorageBufferRange                    = UINT32_MAX,
 400       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 401       .maxMemoryAllocationCount                 = UINT32_MAX,
 402       .maxSamplerAllocationCount                = UINT32_MAX,
 403       .bufferImageGranularity                   = 64, /* A cache line */
 404       .sparseAddressSpaceSize                   = 0,
 405       .maxBoundDescriptorSets                   = MAX_SETS,
 406       .maxPerStageDescriptorSamplers            = 64,
 407       .maxPerStageDescriptorUniformBuffers      = 64,
 408       .maxPerStageDescriptorStorageBuffers      = 64,
 409       .maxPerStageDescriptorSampledImages       = 64,
 410       .maxPerStageDescriptorStorageImages       = 64,
 411       .maxPerStageDescriptorInputAttachments    = 64,
 412       .maxPerStageResources                     = 128,
 413       .maxDescriptorSetSamplers                 = 256,
 414       .maxDescriptorSetUniformBuffers           = 256,
 415       .maxDescriptorSetUniformBuffersDynamic    = 256,
 416       .maxDescriptorSetStorageBuffers           = 256,
 417       .maxDescriptorSetStorageBuffersDynamic    = 256,
 418       .maxDescriptorSetSampledImages            = 256,
 419       .maxDescriptorSetStorageImages            = 256,
 420       .maxDescriptorSetInputAttachments         = 256,
 421       .maxVertexInputAttributes                 = 32,
 422       .maxVertexInputBindings                   = 32,
 423       .maxVertexInputAttributeOffset            = 256,
 424       .maxVertexInputBindingStride              = 256,
 425       .maxVertexOutputComponents                = 32,
 426       .maxTessellationGenerationLevel           = 0,
 427       .maxTessellationPatchSize                 = 0,
 428       .maxTessellationControlPerVertexInputComponents = 0,
 429       .maxTessellationControlPerVertexOutputComponents = 0,
 430       .maxTessellationControlPerPatchOutputComponents = 0,
 431       .maxTessellationControlTotalOutputComponents = 0,
 432       .maxTessellationEvaluationInputComponents = 0,
 433       .maxTessellationEvaluationOutputComponents = 0,
 434       .maxGeometryShaderInvocations             = 6,
 435       .maxGeometryInputComponents               = 16,
 436       .maxGeometryOutputComponents              = 16,
 437       .maxGeometryOutputVertices                = 16,
 438       .maxGeometryTotalOutputComponents         = 16,
 439       .maxFragmentInputComponents               = 16,
 440       .maxFragmentOutputAttachments             = 8,
 441       .maxFragmentDualSrcAttachments            = 2,
 442       .maxFragmentCombinedOutputResources       = 8,
 443       .maxComputeSharedMemorySize               = 1024,
 444       .maxComputeWorkGroupCount = {
 445          16 * devinfo->max_cs_threads,
 446          16 * devinfo->max_cs_threads,
 447          16 * devinfo->max_cs_threads,
 448       },
 449       .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
 450       .maxComputeWorkGroupSize = {
 451          16 * devinfo->max_cs_threads,
 452          16 * devinfo->max_cs_threads,
 453          16 * devinfo->max_cs_threads,
 454       },
 455       .subPixelPrecisionBits                    = 4 /* FIXME */,
 456       .subTexelPrecisionBits                    = 4 /* FIXME */,
 457       .mipmapPrecisionBits                      = 4 /* FIXME */,
 458       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 459       .maxDrawIndirectCount                     = UINT32_MAX,
 460       .maxSamplerLodBias                        = 16,
 461       .maxSamplerAnisotropy                     = 16,
 462       .maxViewports                             = MAX_VIEWPORTS,
 463       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 464       .viewportBoundsRange                      = { -1.0, 1.0 }, /* FIXME */
 465       .viewportSubPixelBits                     = 13, /* We take a float? */
 466       .minMemoryMapAlignment                    = 64, /* A cache line */
 467       .minTexelBufferOffsetAlignment            = 1,
 468       .minUniformBufferOffsetAlignment          = 1,
 469       .minStorageBufferOffsetAlignment          = 1,
 470       .minTexelOffset                           = 0, /* FIXME */
 471       .maxTexelOffset                           = 0, /* FIXME */
 472       .minTexelGatherOffset                     = 0, /* FIXME */
 473       .maxTexelGatherOffset                     = 0, /* FIXME */
 474       .minInterpolationOffset                   = 0, /* FIXME */
 475       .maxInterpolationOffset                   = 0, /* FIXME */
 476       .subPixelInterpolationOffsetBits          = 0, /* FIXME */
 477       .maxFramebufferWidth                      = (1 << 14),
 478       .maxFramebufferHeight                     = (1 << 14),
 479       .maxFramebufferLayers                     = (1 << 10),
 480       .framebufferColorSampleCounts             = sample_counts,
 481       .framebufferDepthSampleCounts             = sample_counts,
 482       .framebufferStencilSampleCounts           = sample_counts,
 483       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 484       .maxColorAttachments                      = MAX_RTS,
 485       .sampledImageColorSampleCounts            = sample_counts,
 486       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 487       .sampledImageDepthSampleCounts            = sample_counts,
 488       .sampledImageStencilSampleCounts          = sample_counts,
 489       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 490       .maxSampleMaskWords                       = 1,
 491       .timestampPeriod                          = 80.0 / (1000 * 1000 * 1000),
 492       .maxClipDistances                         = 0 /* FIXME */,
 493       .maxCullDistances                         = 0 /* FIXME */,
 494       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 495       .discreteQueuePriorities                  = 1,
 496       .pointSizeRange                           = { 0.125, 255.875 },
 497       .lineWidthRange                           = { 0.0, 7.9921875 },
 498       .pointSizeGranularity                     = (1.0 / 8.0),
 499       .lineWidthGranularity                     = (1.0 / 128.0),
 500       .strictLines                              = false, /* FINISHME */
 501       .standardSampleLocations                  = true, /* FINISHME */
 502       .optimalBufferCopyOffsetAlignment         = 128,
 503       .optimalBufferCopyRowPitchAlignment       = 128,
 504       .nonCoherentAtomSize                      = 64,
 505    };
 506
 507    *pProperties = (VkPhysicalDeviceProperties) {
 508       .apiVersion = VK_MAKE_VERSION(0, 210, 1),
 509       .driverVersion = 1,
 510       .vendorID = 0x8086,
 511       .deviceID = pdevice->chipset_id,
 512       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 513       .limits = limits,
 514       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 515    };
 516
 517    strcpy(pProperties->deviceName, pdevice->name);
 518    snprintf((char *)pProperties->pipelineCacheUUID, VK_UUID_SIZE,
 519             "anv-%s", MESA_GIT_SHA1 + 4);
 520 }
 521
 522 void anv_GetPhysicalDeviceQueueFamilyProperties(
 523     VkPhysicalDevice                            physicalDevice,
 524     uint32_t*                                   pCount,
 525     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 526 {
 527    if (pQueueFamilyProperties == NULL) {
 528       *pCount = 1;
 529       return;
 530    }
 531
 532    assert(*pCount >= 1);
 533
 534    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 535       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 536                     VK_QUEUE_COMPUTE_BIT |
 537                     VK_QUEUE_TRANSFER_BIT,
 538       .queueCount = 1,
 539       .timestampValidBits = 0, /* XXX: Real value here */
 540       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 541    };
 542 }
 543
 544 void anv_GetPhysicalDeviceMemoryProperties(
 545     VkPhysicalDevice                            physicalDevice,
 546     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 547 {
 548    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 549    VkDeviceSize heap_size;
 550
 551    /* Reserve some wiggle room for the driver by exposing only 75% of the
 552     * aperture to the heap.
 553     */
 554    heap_size = 3 * physical_device->aperture_size / 4;
 555
 556    if (physical_device->info->has_llc) {
 557       /* Big core GPUs share LLC with the CPU and thus one memory type can be
 558        * both cached and coherent at the same time.
 559        */
 560       pMemoryProperties->memoryTypeCount = 1;
 561       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 562          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 563                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 564                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 565                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 566          .heapIndex = 1,
 567       };
 568    } else {
 569       /* The spec requires that we expose a host-visible, coherent memory
 570        * type, but Atom GPUs don't share LLC. Thus we offer two memory types
 571        * to give the application a choice between cached, but not coherent and
 572        * coherent but uncached (WC though).
 573        */
 574       pMemoryProperties->memoryTypeCount = 2;
 575       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 576          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 577                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 578                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
 579          .heapIndex = 1,
 580       };
 581       pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
 582          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 583                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 584                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 585          .heapIndex = 1,
 586       };
 587    }
 588
 589    pMemoryProperties->memoryHeapCount = 1;
 590    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 591       .size = heap_size,
 592       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 593    };
 594 }
 595
 596 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 597     VkInstance                                  instance,
 598     const char*                                 pName)
 599 {
 600    return anv_lookup_entrypoint(pName);
 601 }
 602
 603 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 604     VkDevice                                    device,
 605     const char*                                 pName)
 606 {
 607    return anv_lookup_entrypoint(pName);
 608 }
 609
 610 static VkResult
 611 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 612 {
 613    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 614    queue->device = device;
 615    queue->pool = &device->surface_state_pool;
 616
 617    return VK_SUCCESS;
 618 }
 619
 620 static void
 621 anv_queue_finish(struct anv_queue *queue)
 622 {
 623 }
 624
 625 static struct anv_state
 626 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 627 {
 628    struct anv_state state;
 629
 630    state = anv_state_pool_alloc(pool, size, align);
 631    memcpy(state.map, p, size);
 632
 633    if (!pool->block_pool->device->info.has_llc)
 634       anv_state_clflush(state);
 635
 636    return state;
 637 }
 638
 639 static void
 640 anv_device_init_border_colors(struct anv_device *device)
 641 {
 642    static const VkClearColorValue border_colors[] = {
 643       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 644       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 645       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 646       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 647       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 648       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 649    };
 650
 651    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 652                                                     sizeof(border_colors), 32, border_colors);
 653 }
 654
 655 VkResult anv_CreateDevice(
 656     VkPhysicalDevice                            physicalDevice,
 657     const VkDeviceCreateInfo*                   pCreateInfo,
 658     const VkAllocationCallbacks*                pAllocator,
 659     VkDevice*                                   pDevice)
 660 {
 661    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 662    struct anv_device *device;
 663
 664    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 665
 666    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionNameCount; i++) {
 667       bool found = false;
 668       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 669          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 670                     device_extensions[j].extensionName) == 0) {
 671             found = true;
 672             break;
 673          }
 674       }
 675       if (!found)
 676          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 677    }
 678
 679    anv_set_dispatch_devinfo(physical_device->info);
 680
 681    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 682                        sizeof(*device), 8,
 683                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
 684    if (!device)
 685       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 686
 687    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 688    device->instance = physical_device->instance;
 689
 690    if (pAllocator)
 691       device->alloc = *pAllocator;
 692    else
 693       device->alloc = physical_device->instance->alloc;
 694
 695    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 696    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 697    if (device->fd == -1)
 698       goto fail_device;
 699
 700    device->context_id = anv_gem_create_context(device);
 701    if (device->context_id == -1)
 702       goto fail_fd;
 703
 704    pthread_mutex_init(&device->mutex, NULL);
 705
 706    anv_bo_pool_init(&device->batch_bo_pool, device, ANV_CMD_BUFFER_BATCH_SIZE);
 707
 708    anv_block_pool_init(&device->dynamic_state_block_pool, device, 2048);
 709
 710    anv_state_pool_init(&device->dynamic_state_pool,
 711                        &device->dynamic_state_block_pool);
 712
 713    anv_block_pool_init(&device->instruction_block_pool, device, 4096);
 714    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 715
 716    anv_state_pool_init(&device->surface_state_pool,
 717                        &device->surface_state_block_pool);
 718
 719    anv_bo_init_new(&device->workaround_bo, device, 1024);
 720
 721    anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
 722
 723    device->info = *physical_device->info;
 724    device->isl_dev = physical_device->isl_dev;
 725
 726    anv_queue_init(device, &device->queue);
 727
 728    anv_device_init_meta(device);
 729
 730    anv_device_init_border_colors(device);
 731
 732    *pDevice = anv_device_to_handle(device);
 733
 734    return VK_SUCCESS;
 735
 736  fail_fd:
 737    close(device->fd);
 738  fail_device:
 739    anv_free(&device->alloc, device);
 740
 741    return vk_error(VK_ERROR_INITIALIZATION_FAILED);
 742 }
 743
 744 void anv_DestroyDevice(
 745     VkDevice                                    _device,
 746     const VkAllocationCallbacks*                pAllocator)
 747 {
 748    ANV_FROM_HANDLE(anv_device, device, _device);
 749
 750    anv_queue_finish(&device->queue);
 751
 752    anv_device_finish_meta(device);
 753
 754 #ifdef HAVE_VALGRIND
 755    /* We only need to free these to prevent valgrind errors.  The backing
 756     * BO will go away in a couple of lines so we don't actually leak.
 757     */
 758    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 759 #endif
 760
 761    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 762    anv_gem_close(device, device->workaround_bo.gem_handle);
 763
 764    anv_bo_pool_finish(&device->batch_bo_pool);
 765    anv_state_pool_finish(&device->dynamic_state_pool);
 766    anv_block_pool_finish(&device->dynamic_state_block_pool);
 767    anv_block_pool_finish(&device->instruction_block_pool);
 768    anv_state_pool_finish(&device->surface_state_pool);
 769    anv_block_pool_finish(&device->surface_state_block_pool);
 770    anv_block_pool_finish(&device->scratch_block_pool);
 771
 772    close(device->fd);
 773
 774    anv_free(&device->alloc, device);
 775 }
 776
 777 VkResult anv_EnumerateInstanceExtensionProperties(
 778     const char*                                 pLayerName,
 779     uint32_t*                                   pPropertyCount,
 780     VkExtensionProperties*                      pProperties)
 781 {
 782    if (pProperties == NULL) {
 783       *pPropertyCount = ARRAY_SIZE(global_extensions);
 784       return VK_SUCCESS;
 785    }
 786
 787    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
 788
 789    *pPropertyCount = ARRAY_SIZE(global_extensions);
 790    memcpy(pProperties, global_extensions, sizeof(global_extensions));
 791
 792    return VK_SUCCESS;
 793 }
 794
 795 VkResult anv_EnumerateDeviceExtensionProperties(
 796     VkPhysicalDevice                            physicalDevice,
 797     const char*                                 pLayerName,
 798     uint32_t*                                   pPropertyCount,
 799     VkExtensionProperties*                      pProperties)
 800 {
 801    if (pProperties == NULL) {
 802       *pPropertyCount = ARRAY_SIZE(device_extensions);
 803       return VK_SUCCESS;
 804    }
 805
 806    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
 807
 808    *pPropertyCount = ARRAY_SIZE(device_extensions);
 809    memcpy(pProperties, device_extensions, sizeof(device_extensions));
 810
 811    return VK_SUCCESS;
 812 }
 813
 814 VkResult anv_EnumerateInstanceLayerProperties(
 815     uint32_t*                                   pPropertyCount,
 816     VkLayerProperties*                          pProperties)
 817 {
 818    if (pProperties == NULL) {
 819       *pPropertyCount = 0;
 820       return VK_SUCCESS;
 821    }
 822
 823    /* None supported at this time */
 824    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 825 }
 826
 827 VkResult anv_EnumerateDeviceLayerProperties(
 828     VkPhysicalDevice                            physicalDevice,
 829     uint32_t*                                   pPropertyCount,
 830     VkLayerProperties*                          pProperties)
 831 {
 832    if (pProperties == NULL) {
 833       *pPropertyCount = 0;
 834       return VK_SUCCESS;
 835    }
 836
 837    /* None supported at this time */
 838    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 839 }
 840
 841 void anv_GetDeviceQueue(
 842     VkDevice                                    _device,
 843     uint32_t                                    queueNodeIndex,
 844     uint32_t                                    queueIndex,
 845     VkQueue*                                    pQueue)
 846 {
 847    ANV_FROM_HANDLE(anv_device, device, _device);
 848
 849    assert(queueIndex == 0);
 850
 851    *pQueue = anv_queue_to_handle(&device->queue);
 852 }
 853
 854 VkResult anv_QueueSubmit(
 855     VkQueue                                     _queue,
 856     uint32_t                                    submitCount,
 857     const VkSubmitInfo*                         pSubmits,
 858     VkFence                                     _fence)
 859 {
 860    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 861    ANV_FROM_HANDLE(anv_fence, fence, _fence);
 862    struct anv_device *device = queue->device;
 863    int ret;
 864
 865    for (uint32_t i = 0; i < submitCount; i++) {
 866       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
 867          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
 868                          pSubmits[i].pCommandBuffers[j]);
 869          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
 870
 871          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
 872          if (ret != 0) {
 873             /* We don't know the real error. */
 874             return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 875                              "execbuf2 failed: %m");
 876          }
 877
 878          if (fence) {
 879             ret = anv_gem_execbuffer(device, &fence->execbuf);
 880             if (ret != 0) {
 881                /* We don't know the real error. */
 882                return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 883                                 "execbuf2 failed: %m");
 884             }
 885          }
 886
 887          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
 888             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
 889       }
 890    }
 891
 892    return VK_SUCCESS;
 893 }
 894
 895 VkResult anv_QueueWaitIdle(
 896     VkQueue                                     _queue)
 897 {
 898    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 899
 900    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
 901 }
 902
 903 VkResult anv_DeviceWaitIdle(
 904     VkDevice                                    _device)
 905 {
 906    ANV_FROM_HANDLE(anv_device, device, _device);
 907    struct anv_state state;
 908    struct anv_batch batch;
 909    struct drm_i915_gem_execbuffer2 execbuf;
 910    struct drm_i915_gem_exec_object2 exec2_objects[1];
 911    struct anv_bo *bo = NULL;
 912    VkResult result;
 913    int64_t timeout;
 914    int ret;
 915
 916    state = anv_state_pool_alloc(&device->dynamic_state_pool, 32, 32);
 917    bo = &device->dynamic_state_pool.block_pool->bo;
 918    batch.start = batch.next = state.map;
 919    batch.end = state.map + 32;
 920    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
 921    anv_batch_emit(&batch, GEN7_MI_NOOP);
 922
 923    if (!device->info.has_llc)
 924       anv_state_clflush(state);
 925
 926    exec2_objects[0].handle = bo->gem_handle;
 927    exec2_objects[0].relocation_count = 0;
 928    exec2_objects[0].relocs_ptr = 0;
 929    exec2_objects[0].alignment = 0;
 930    exec2_objects[0].offset = bo->offset;
 931    exec2_objects[0].flags = 0;
 932    exec2_objects[0].rsvd1 = 0;
 933    exec2_objects[0].rsvd2 = 0;
 934
 935    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 936    execbuf.buffer_count = 1;
 937    execbuf.batch_start_offset = state.offset;
 938    execbuf.batch_len = batch.next - state.map;
 939    execbuf.cliprects_ptr = 0;
 940    execbuf.num_cliprects = 0;
 941    execbuf.DR1 = 0;
 942    execbuf.DR4 = 0;
 943
 944    execbuf.flags =
 945       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 946    execbuf.rsvd1 = device->context_id;
 947    execbuf.rsvd2 = 0;
 948
 949    ret = anv_gem_execbuffer(device, &execbuf);
 950    if (ret != 0) {
 951       /* We don't know the real error. */
 952       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 953       goto fail;
 954    }
 955
 956    timeout = INT64_MAX;
 957    ret = anv_gem_wait(device, bo->gem_handle, &timeout);
 958    if (ret != 0) {
 959       /* We don't know the real error. */
 960       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 961       goto fail;
 962    }
 963
 964    anv_state_pool_free(&device->dynamic_state_pool, state);
 965
 966    return VK_SUCCESS;
 967
 968  fail:
 969    anv_state_pool_free(&device->dynamic_state_pool, state);
 970
 971    return result;
 972 }
 973
 974 VkResult
 975 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
 976 {
 977    bo->gem_handle = anv_gem_create(device, size);
 978    if (!bo->gem_handle)
 979       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
 980
 981    bo->map = NULL;
 982    bo->index = 0;
 983    bo->offset = 0;
 984    bo->size = size;
 985
 986    return VK_SUCCESS;
 987 }
 988
 989 VkResult anv_AllocateMemory(
 990     VkDevice                                    _device,
 991     const VkMemoryAllocateInfo*                 pAllocateInfo,
 992     const VkAllocationCallbacks*                pAllocator,
 993     VkDeviceMemory*                             pMem)
 994 {
 995    ANV_FROM_HANDLE(anv_device, device, _device);
 996    struct anv_device_memory *mem;
 997    VkResult result;
 998
 999    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1000
1001    /* We support exactly one memory heap. */
1002    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1003           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1004
1005    /* FINISHME: Fail if allocation request exceeds heap size. */
1006
1007    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1008                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1009    if (mem == NULL)
1010       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1011
1012    result = anv_bo_init_new(&mem->bo, device, pAllocateInfo->allocationSize);
1013    if (result != VK_SUCCESS)
1014       goto fail;
1015
1016    mem->type_index = pAllocateInfo->memoryTypeIndex;
1017
1018    *pMem = anv_device_memory_to_handle(mem);
1019
1020    return VK_SUCCESS;
1021
1022  fail:
1023    anv_free2(&device->alloc, pAllocator, mem);
1024
1025    return result;
1026 }
1027
1028 void anv_FreeMemory(
1029     VkDevice                                    _device,
1030     VkDeviceMemory                              _mem,
1031     const VkAllocationCallbacks*                pAllocator)
1032 {
1033    ANV_FROM_HANDLE(anv_device, device, _device);
1034    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1035
1036    if (mem->bo.map)
1037       anv_gem_munmap(mem->bo.map, mem->bo.size);
1038
1039    if (mem->bo.gem_handle != 0)
1040       anv_gem_close(device, mem->bo.gem_handle);
1041
1042    anv_free2(&device->alloc, pAllocator, mem);
1043 }
1044
1045 VkResult anv_MapMemory(
1046     VkDevice                                    _device,
1047     VkDeviceMemory                              _memory,
1048     VkDeviceSize                                offset,
1049     VkDeviceSize                                size,
1050     VkMemoryMapFlags                            flags,
1051     void**                                      ppData)
1052 {
1053    ANV_FROM_HANDLE(anv_device, device, _device);
1054    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1055
1056    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1057     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1058     * at a time is valid. We could just mmap up front and return an offset
1059     * pointer here, but that may exhaust virtual memory on 32 bit
1060     * userspace. */
1061
1062    mem->map = anv_gem_mmap(device, mem->bo.gem_handle, offset, size);
1063    mem->map_size = size;
1064
1065    *ppData = mem->map;
1066
1067    return VK_SUCCESS;
1068 }
1069
1070 void anv_UnmapMemory(
1071     VkDevice                                    _device,
1072     VkDeviceMemory                              _memory)
1073 {
1074    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1075
1076    anv_gem_munmap(mem->map, mem->map_size);
1077 }
1078
1079 static void
1080 clflush_mapped_ranges(struct anv_device         *device,
1081                       uint32_t                   count,
1082                       const VkMappedMemoryRange *ranges)
1083 {
1084    for (uint32_t i = 0; i < count; i++) {
1085       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1086       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1087       void *end = mem->map + ranges[i].offset + ranges[i].size;
1088
1089       while (p < end) {
1090          __builtin_ia32_clflush(p);
1091          p += CACHELINE_SIZE;
1092       }
1093    }
1094 }
1095
1096 VkResult anv_FlushMappedMemoryRanges(
1097     VkDevice                                    _device,
1098     uint32_t                                    memoryRangeCount,
1099     const VkMappedMemoryRange*                  pMemoryRanges)
1100 {
1101    ANV_FROM_HANDLE(anv_device, device, _device);
1102
1103    if (device->info.has_llc)
1104       return VK_SUCCESS;
1105
1106    /* Make sure the writes we're flushing have landed. */
1107    __builtin_ia32_sfence();
1108
1109    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1110
1111    return VK_SUCCESS;
1112 }
1113
1114 VkResult anv_InvalidateMappedMemoryRanges(
1115     VkDevice                                    _device,
1116     uint32_t                                    memoryRangeCount,
1117     const VkMappedMemoryRange*                  pMemoryRanges)
1118 {
1119    ANV_FROM_HANDLE(anv_device, device, _device);
1120
1121    if (device->info.has_llc)
1122       return VK_SUCCESS;
1123
1124    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1125
1126    /* Make sure no reads get moved up above the invalidate. */
1127    __builtin_ia32_lfence();
1128
1129    return VK_SUCCESS;
1130 }
1131
1132 void anv_GetBufferMemoryRequirements(
1133     VkDevice                                    device,
1134     VkBuffer                                    _buffer,
1135     VkMemoryRequirements*                       pMemoryRequirements)
1136 {
1137    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1138
1139    /* The Vulkan spec (git aaed022) says:
1140     *
1141     *    memoryTypeBits is a bitfield and contains one bit set for every
1142     *    supported memory type for the resource. The bit `1<<i` is set if and
1143     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1144     *    structure for the physical device is supported.
1145     *
1146     * We support exactly one memory type.
1147     */
1148    pMemoryRequirements->memoryTypeBits = 1;
1149
1150    pMemoryRequirements->size = buffer->size;
1151    pMemoryRequirements->alignment = 16;
1152 }
1153
1154 void anv_GetImageMemoryRequirements(
1155     VkDevice                                    device,
1156     VkImage                                     _image,
1157     VkMemoryRequirements*                       pMemoryRequirements)
1158 {
1159    ANV_FROM_HANDLE(anv_image, image, _image);
1160
1161    /* The Vulkan spec (git aaed022) says:
1162     *
1163     *    memoryTypeBits is a bitfield and contains one bit set for every
1164     *    supported memory type for the resource. The bit `1<<i` is set if and
1165     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1166     *    structure for the physical device is supported.
1167     *
1168     * We support exactly one memory type.
1169     */
1170    pMemoryRequirements->memoryTypeBits = 1;
1171
1172    pMemoryRequirements->size = image->size;
1173    pMemoryRequirements->alignment = image->alignment;
1174 }
1175
1176 void anv_GetImageSparseMemoryRequirements(
1177     VkDevice                                    device,
1178     VkImage                                     image,
1179     uint32_t*                                   pSparseMemoryRequirementCount,
1180     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1181 {
1182    stub();
1183 }
1184
1185 void anv_GetDeviceMemoryCommitment(
1186     VkDevice                                    device,
1187     VkDeviceMemory                              memory,
1188     VkDeviceSize*                               pCommittedMemoryInBytes)
1189 {
1190    *pCommittedMemoryInBytes = 0;
1191 }
1192
1193 VkResult anv_BindBufferMemory(
1194     VkDevice                                    device,
1195     VkBuffer                                    _buffer,
1196     VkDeviceMemory                              _memory,
1197     VkDeviceSize                                memoryOffset)
1198 {
1199    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1200    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1201
1202    buffer->bo = &mem->bo;
1203    buffer->offset = memoryOffset;
1204
1205    return VK_SUCCESS;
1206 }
1207
1208 VkResult anv_BindImageMemory(
1209     VkDevice                                    device,
1210     VkImage                                     _image,
1211     VkDeviceMemory                              _memory,
1212     VkDeviceSize                                memoryOffset)
1213 {
1214    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1215    ANV_FROM_HANDLE(anv_image, image, _image);
1216
1217    image->bo = &mem->bo;
1218    image->offset = memoryOffset;
1219
1220    return VK_SUCCESS;
1221 }
1222
1223 VkResult anv_QueueBindSparse(
1224     VkQueue                                     queue,
1225     uint32_t                                    bindInfoCount,
1226     const VkBindSparseInfo*                     pBindInfo,
1227     VkFence                                     fence)
1228 {
1229    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1230 }
1231
1232 VkResult anv_CreateFence(
1233     VkDevice                                    _device,
1234     const VkFenceCreateInfo*                    pCreateInfo,
1235     const VkAllocationCallbacks*                pAllocator,
1236     VkFence*                                    pFence)
1237 {
1238    ANV_FROM_HANDLE(anv_device, device, _device);
1239    struct anv_fence *fence;
1240    struct anv_batch batch;
1241    VkResult result;
1242
1243    const uint32_t fence_size = 128;
1244
1245    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1246
1247    fence = anv_alloc2(&device->alloc, pAllocator, sizeof(*fence), 8,
1248                       VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1249    if (fence == NULL)
1250       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1251
1252    result = anv_bo_init_new(&fence->bo, device, fence_size);
1253    if (result != VK_SUCCESS)
1254       goto fail;
1255
1256    fence->bo.map =
1257       anv_gem_mmap(device, fence->bo.gem_handle, 0, fence->bo.size);
1258    batch.next = batch.start = fence->bo.map;
1259    batch.end = fence->bo.map + fence->bo.size;
1260    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1261    anv_batch_emit(&batch, GEN7_MI_NOOP);
1262
1263    if (!device->info.has_llc) {
1264       assert(((uintptr_t) fence->bo.map & CACHELINE_MASK) == 0);
1265       assert(batch.next - fence->bo.map <= CACHELINE_SIZE);
1266       __builtin_ia32_sfence();
1267       __builtin_ia32_clflush(fence->bo.map);
1268    }
1269
1270    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1271    fence->exec2_objects[0].relocation_count = 0;
1272    fence->exec2_objects[0].relocs_ptr = 0;
1273    fence->exec2_objects[0].alignment = 0;
1274    fence->exec2_objects[0].offset = fence->bo.offset;
1275    fence->exec2_objects[0].flags = 0;
1276    fence->exec2_objects[0].rsvd1 = 0;
1277    fence->exec2_objects[0].rsvd2 = 0;
1278
1279    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1280    fence->execbuf.buffer_count = 1;
1281    fence->execbuf.batch_start_offset = 0;
1282    fence->execbuf.batch_len = batch.next - fence->bo.map;
1283    fence->execbuf.cliprects_ptr = 0;
1284    fence->execbuf.num_cliprects = 0;
1285    fence->execbuf.DR1 = 0;
1286    fence->execbuf.DR4 = 0;
1287
1288    fence->execbuf.flags =
1289       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1290    fence->execbuf.rsvd1 = device->context_id;
1291    fence->execbuf.rsvd2 = 0;
1292
1293    *pFence = anv_fence_to_handle(fence);
1294
1295    return VK_SUCCESS;
1296
1297  fail:
1298    anv_free2(&device->alloc, pAllocator, fence);
1299
1300    return result;
1301 }
1302
1303 void anv_DestroyFence(
1304     VkDevice                                    _device,
1305     VkFence                                     _fence,
1306     const VkAllocationCallbacks*                pAllocator)
1307 {
1308    ANV_FROM_HANDLE(anv_device, device, _device);
1309    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1310
1311    anv_gem_munmap(fence->bo.map, fence->bo.size);
1312    anv_gem_close(device, fence->bo.gem_handle);
1313    anv_free2(&device->alloc, pAllocator, fence);
1314 }
1315
1316 VkResult anv_ResetFences(
1317     VkDevice                                    _device,
1318     uint32_t                                    fenceCount,
1319     const VkFence*                              pFences)
1320 {
1321    for (uint32_t i = 0; i < fenceCount; i++) {
1322       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1323       fence->ready = false;
1324    }
1325
1326    return VK_SUCCESS;
1327 }
1328
1329 VkResult anv_GetFenceStatus(
1330     VkDevice                                    _device,
1331     VkFence                                     _fence)
1332 {
1333    ANV_FROM_HANDLE(anv_device, device, _device);
1334    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1335    int64_t t = 0;
1336    int ret;
1337
1338    if (fence->ready)
1339       return VK_SUCCESS;
1340
1341    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1342    if (ret == 0) {
1343       fence->ready = true;
1344       return VK_SUCCESS;
1345    }
1346
1347    return VK_NOT_READY;
1348 }
1349
1350 VkResult anv_WaitForFences(
1351     VkDevice                                    _device,
1352     uint32_t                                    fenceCount,
1353     const VkFence*                              pFences,
1354     VkBool32                                    waitAll,
1355     uint64_t                                    timeout)
1356 {
1357    ANV_FROM_HANDLE(anv_device, device, _device);
1358
1359    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1360     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1361     * for a couple of kernel releases.  Since there's no way to know
1362     * whether or not the kernel we're using is one of the broken ones, the
1363     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1364     * maximum timeout from 584 years to 292 years - likely not a big deal.
1365     */
1366    if (timeout > INT64_MAX)
1367       timeout = INT64_MAX;
1368
1369    int64_t t = timeout;
1370
1371    /* FIXME: handle !waitAll */
1372
1373    for (uint32_t i = 0; i < fenceCount; i++) {
1374       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1375       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1376       if (ret == -1 && errno == ETIME) {
1377          return VK_TIMEOUT;
1378       } else if (ret == -1) {
1379          /* We don't know the real error. */
1380          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1381                           "gem wait failed: %m");
1382       }
1383    }
1384
1385    return VK_SUCCESS;
1386 }
1387
1388 // Queue semaphore functions
1389
1390 VkResult anv_CreateSemaphore(
1391     VkDevice                                    device,
1392     const VkSemaphoreCreateInfo*                pCreateInfo,
1393     const VkAllocationCallbacks*                pAllocator,
1394     VkSemaphore*                                pSemaphore)
1395 {
1396    *pSemaphore = (VkSemaphore)1;
1397    stub_return(VK_SUCCESS);
1398 }
1399
1400 void anv_DestroySemaphore(
1401     VkDevice                                    device,
1402     VkSemaphore                                 semaphore,
1403     const VkAllocationCallbacks*                pAllocator)
1404 {
1405    stub();
1406 }
1407
1408 // Event functions
1409
1410 VkResult anv_CreateEvent(
1411     VkDevice                                    device,
1412     const VkEventCreateInfo*                    pCreateInfo,
1413     const VkAllocationCallbacks*                pAllocator,
1414     VkEvent*                                    pEvent)
1415 {
1416    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1417 }
1418
1419 void anv_DestroyEvent(
1420     VkDevice                                    device,
1421     VkEvent                                     event,
1422     const VkAllocationCallbacks*                pAllocator)
1423 {
1424    stub();
1425 }
1426
1427 VkResult anv_GetEventStatus(
1428     VkDevice                                    device,
1429     VkEvent                                     event)
1430 {
1431    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1432 }
1433
1434 VkResult anv_SetEvent(
1435     VkDevice                                    device,
1436     VkEvent                                     event)
1437 {
1438    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1439 }
1440
1441 VkResult anv_ResetEvent(
1442     VkDevice                                    device,
1443     VkEvent                                     event)
1444 {
1445    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1446 }
1447
1448 // Buffer functions
1449
1450 VkResult anv_CreateBuffer(
1451     VkDevice                                    _device,
1452     const VkBufferCreateInfo*                   pCreateInfo,
1453     const VkAllocationCallbacks*                pAllocator,
1454     VkBuffer*                                   pBuffer)
1455 {
1456    ANV_FROM_HANDLE(anv_device, device, _device);
1457    struct anv_buffer *buffer;
1458
1459    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1460
1461    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1462                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1463    if (buffer == NULL)
1464       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1465
1466    buffer->size = pCreateInfo->size;
1467    buffer->bo = NULL;
1468    buffer->offset = 0;
1469
1470    *pBuffer = anv_buffer_to_handle(buffer);
1471
1472    return VK_SUCCESS;
1473 }
1474
1475 void anv_DestroyBuffer(
1476     VkDevice                                    _device,
1477     VkBuffer                                    _buffer,
1478     const VkAllocationCallbacks*                pAllocator)
1479 {
1480    ANV_FROM_HANDLE(anv_device, device, _device);
1481    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1482
1483    anv_free2(&device->alloc, pAllocator, buffer);
1484 }
1485
1486 void
1487 anv_fill_buffer_surface_state(struct anv_device *device, void *state,
1488                               const struct anv_format *format,
1489                               uint32_t offset, uint32_t range, uint32_t stride)
1490 {
1491    switch (device->info.gen) {
1492    case 7:
1493       if (device->info.is_haswell)
1494          gen75_fill_buffer_surface_state(state, format, offset, range, stride);
1495       else
1496          gen7_fill_buffer_surface_state(state, format, offset, range, stride);
1497       break;
1498    case 8:
1499       gen8_fill_buffer_surface_state(state, format, offset, range, stride);
1500       break;
1501    case 9:
1502       gen9_fill_buffer_surface_state(state, format, offset, range, stride);
1503       break;
1504    default:
1505       unreachable("unsupported gen\n");
1506    }
1507 }
1508
1509 VkResult anv_CreateBufferView(
1510     VkDevice                                    _device,
1511     const VkBufferViewCreateInfo*               pCreateInfo,
1512     const VkAllocationCallbacks*                pAllocator,
1513     VkBufferView*                               pView)
1514 {
1515    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1516 }
1517
1518 void anv_DestroyBufferView(
1519     VkDevice                                    _device,
1520     VkBufferView                                _bview,
1521     const VkAllocationCallbacks*                pAllocator)
1522 {
1523    stub();
1524 }
1525
1526 void anv_DestroySampler(
1527     VkDevice                                    _device,
1528     VkSampler                                   _sampler,
1529     const VkAllocationCallbacks*                pAllocator)
1530 {
1531    ANV_FROM_HANDLE(anv_device, device, _device);
1532    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1533
1534    anv_free2(&device->alloc, pAllocator, sampler);
1535 }
1536
1537 VkResult anv_CreateFramebuffer(
1538     VkDevice                                    _device,
1539     const VkFramebufferCreateInfo*              pCreateInfo,
1540     const VkAllocationCallbacks*                pAllocator,
1541     VkFramebuffer*                              pFramebuffer)
1542 {
1543    ANV_FROM_HANDLE(anv_device, device, _device);
1544    struct anv_framebuffer *framebuffer;
1545
1546    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1547
1548    size_t size = sizeof(*framebuffer) +
1549                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1550    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1551                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1552    if (framebuffer == NULL)
1553       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1554
1555    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1556    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1557       VkImageView _iview = pCreateInfo->pAttachments[i];
1558       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1559    }
1560
1561    framebuffer->width = pCreateInfo->width;
1562    framebuffer->height = pCreateInfo->height;
1563    framebuffer->layers = pCreateInfo->layers;
1564
1565    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1566
1567    return VK_SUCCESS;
1568 }
1569
1570 void anv_DestroyFramebuffer(
1571     VkDevice                                    _device,
1572     VkFramebuffer                               _fb,
1573     const VkAllocationCallbacks*                pAllocator)
1574 {
1575    ANV_FROM_HANDLE(anv_device, device, _device);
1576    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1577
1578    anv_free2(&device->alloc, pAllocator, fb);
1579 }
1580
1581 void vkCmdDbgMarkerBegin(
1582     VkCommandBuffer                              commandBuffer,
1583     const char*                                 pMarker)
1584    __attribute__ ((visibility ("default")));
1585
1586 void vkCmdDbgMarkerEnd(
1587    VkCommandBuffer                              commandBuffer)
1588    __attribute__ ((visibility ("default")));
1589
1590 void vkCmdDbgMarkerBegin(
1591     VkCommandBuffer                              commandBuffer,
1592     const char*                                 pMarker)
1593 {
1594 }
1595
1596 void vkCmdDbgMarkerEnd(
1597     VkCommandBuffer                              commandBuffer)
1598 {
1599 }