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 #include "util/debug.h"
  34
  35 #include "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    if (anv_gem_get_aperture(fd, &device->aperture_size) == -1) {
 103       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 104                          "failed to get aperture size: %m");
 105       goto fail;
 106    }
 107
 108    if (!anv_gem_get_param(fd, I915_PARAM_HAS_WAIT_TIMEOUT)) {
 109       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 110                          "kernel missing gem wait");
 111       goto fail;
 112    }
 113
 114    if (!anv_gem_get_param(fd, I915_PARAM_HAS_EXECBUF2)) {
 115       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 116                          "kernel missing execbuf2");
 117       goto fail;
 118    }
 119
 120    if (!device->info->has_llc &&
 121        anv_gem_get_param(fd, I915_PARAM_MMAP_VERSION) < 1) {
 122       result = vk_errorf(VK_ERROR_INITIALIZATION_FAILED,
 123                          "kernel missing wc mmap");
 124       goto fail;
 125    }
 126
 127    bool swizzled = anv_gem_get_bit6_swizzle(fd, I915_TILING_X);
 128
 129    close(fd);
 130
 131    brw_process_intel_debug_variable();
 132
 133    device->compiler = brw_compiler_create(NULL, device->info);
 134    if (device->compiler == NULL) {
 135       result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 136       goto fail;
 137    }
 138    device->compiler->shader_debug_log = compiler_debug_log;
 139    device->compiler->shader_perf_log = compiler_perf_log;
 140
 141    /* XXX: Actually detect bit6 swizzling */
 142    isl_device_init(&device->isl_dev, device->info, swizzled);
 143
 144    return VK_SUCCESS;
 145
 146 fail:
 147    close(fd);
 148    return result;
 149 }
 150
 151 static void
 152 anv_physical_device_finish(struct anv_physical_device *device)
 153 {
 154    ralloc_free(device->compiler);
 155 }
 156
 157 static const VkExtensionProperties global_extensions[] = {
 158    {
 159       .extensionName = VK_KHR_SURFACE_EXTENSION_NAME,
 160       .specVersion = 25,
 161    },
 162    {
 163       .extensionName = VK_KHR_XCB_SURFACE_EXTENSION_NAME,
 164       .specVersion = 5,
 165    },
 166 #ifdef HAVE_WAYLAND_PLATFORM
 167    {
 168       .extensionName = VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME,
 169       .specVersion = 4,
 170    },
 171 #endif
 172 };
 173
 174 static const VkExtensionProperties device_extensions[] = {
 175    {
 176       .extensionName = VK_KHR_SWAPCHAIN_EXTENSION_NAME,
 177       .specVersion = 67,
 178    },
 179 };
 180
 181 static void *
 182 default_alloc_func(void *pUserData, size_t size, size_t align,
 183                    VkSystemAllocationScope allocationScope)
 184 {
 185    return malloc(size);
 186 }
 187
 188 static void *
 189 default_realloc_func(void *pUserData, void *pOriginal, size_t size,
 190                      size_t align, VkSystemAllocationScope allocationScope)
 191 {
 192    return realloc(pOriginal, size);
 193 }
 194
 195 static void
 196 default_free_func(void *pUserData, void *pMemory)
 197 {
 198    free(pMemory);
 199 }
 200
 201 static const VkAllocationCallbacks default_alloc = {
 202    .pUserData = NULL,
 203    .pfnAllocation = default_alloc_func,
 204    .pfnReallocation = default_realloc_func,
 205    .pfnFree = default_free_func,
 206 };
 207
 208 VkResult anv_CreateInstance(
 209     const VkInstanceCreateInfo*                 pCreateInfo,
 210     const VkAllocationCallbacks*                pAllocator,
 211     VkInstance*                                 pInstance)
 212 {
 213    struct anv_instance *instance;
 214
 215    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO);
 216
 217    uint32_t client_version = pCreateInfo->pApplicationInfo->apiVersion;
 218    if (VK_MAKE_VERSION(1, 0, 0) > client_version ||
 219        client_version > VK_MAKE_VERSION(1, 0, 2)) {
 220       return vk_errorf(VK_ERROR_INCOMPATIBLE_DRIVER,
 221                        "Client requested version %d.%d.%d",
 222                        VK_VERSION_MAJOR(client_version),
 223                        VK_VERSION_MINOR(client_version),
 224                        VK_VERSION_PATCH(client_version));
 225    }
 226
 227    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 228       bool found = false;
 229       for (uint32_t j = 0; j < ARRAY_SIZE(global_extensions); j++) {
 230          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 231                     global_extensions[j].extensionName) == 0) {
 232             found = true;
 233             break;
 234          }
 235       }
 236       if (!found)
 237          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 238    }
 239
 240    instance = anv_alloc2(&default_alloc, pAllocator, sizeof(*instance), 8,
 241                          VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE);
 242    if (!instance)
 243       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 244
 245    instance->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 246
 247    if (pAllocator)
 248       instance->alloc = *pAllocator;
 249    else
 250       instance->alloc = default_alloc;
 251
 252    instance->apiVersion = pCreateInfo->pApplicationInfo->apiVersion;
 253    instance->physicalDeviceCount = -1;
 254
 255    _mesa_locale_init();
 256
 257    VG(VALGRIND_CREATE_MEMPOOL(instance, 0, false));
 258
 259    anv_init_wsi(instance);
 260
 261    *pInstance = anv_instance_to_handle(instance);
 262
 263    return VK_SUCCESS;
 264 }
 265
 266 void anv_DestroyInstance(
 267     VkInstance                                  _instance,
 268     const VkAllocationCallbacks*                pAllocator)
 269 {
 270    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 271
 272    if (instance->physicalDeviceCount > 0) {
 273       /* We support at most one physical device. */
 274       assert(instance->physicalDeviceCount == 1);
 275       anv_physical_device_finish(&instance->physicalDevice);
 276    }
 277
 278    anv_finish_wsi(instance);
 279
 280    VG(VALGRIND_DESTROY_MEMPOOL(instance));
 281
 282    _mesa_locale_fini();
 283
 284    anv_free(&instance->alloc, instance);
 285 }
 286
 287 VkResult anv_EnumeratePhysicalDevices(
 288     VkInstance                                  _instance,
 289     uint32_t*                                   pPhysicalDeviceCount,
 290     VkPhysicalDevice*                           pPhysicalDevices)
 291 {
 292    ANV_FROM_HANDLE(anv_instance, instance, _instance);
 293    VkResult result;
 294
 295    if (instance->physicalDeviceCount < 0) {
 296       result = anv_physical_device_init(&instance->physicalDevice,
 297                                         instance, "/dev/dri/renderD128");
 298       if (result == VK_ERROR_INCOMPATIBLE_DRIVER) {
 299          instance->physicalDeviceCount = 0;
 300       } else if (result == VK_SUCCESS) {
 301          instance->physicalDeviceCount = 1;
 302       } else {
 303          return result;
 304       }
 305    }
 306
 307    /* pPhysicalDeviceCount is an out parameter if pPhysicalDevices is NULL;
 308     * otherwise it's an inout parameter.
 309     *
 310     * The Vulkan spec (git aaed022) says:
 311     *
 312     *    pPhysicalDeviceCount is a pointer to an unsigned integer variable
 313     *    that is initialized with the number of devices the application is
 314     *    prepared to receive handles to. pname:pPhysicalDevices is pointer to
 315     *    an array of at least this many VkPhysicalDevice handles [...].
 316     *
 317     *    Upon success, if pPhysicalDevices is NULL, vkEnumeratePhysicalDevices
 318     *    overwrites the contents of the variable pointed to by
 319     *    pPhysicalDeviceCount with the number of physical devices in in the
 320     *    instance; otherwise, vkEnumeratePhysicalDevices overwrites
 321     *    pPhysicalDeviceCount with the number of physical handles written to
 322     *    pPhysicalDevices.
 323     */
 324    if (!pPhysicalDevices) {
 325       *pPhysicalDeviceCount = instance->physicalDeviceCount;
 326    } else if (*pPhysicalDeviceCount >= 1) {
 327       pPhysicalDevices[0] = anv_physical_device_to_handle(&instance->physicalDevice);
 328       *pPhysicalDeviceCount = 1;
 329    } else {
 330       *pPhysicalDeviceCount = 0;
 331    }
 332
 333    return VK_SUCCESS;
 334 }
 335
 336 void anv_GetPhysicalDeviceFeatures(
 337     VkPhysicalDevice                            physicalDevice,
 338     VkPhysicalDeviceFeatures*                   pFeatures)
 339 {
 340    anv_finishme("Get correct values for PhysicalDeviceFeatures");
 341
 342    *pFeatures = (VkPhysicalDeviceFeatures) {
 343       .robustBufferAccess                       = true,
 344       .fullDrawIndexUint32                      = false,
 345       .imageCubeArray                           = false,
 346       .independentBlend                         = false,
 347       .geometryShader                           = true,
 348       .tessellationShader                       = false,
 349       .sampleRateShading                        = false,
 350       .dualSrcBlend                             = true,
 351       .logicOp                                  = true,
 352       .multiDrawIndirect                        = false,
 353       .drawIndirectFirstInstance                = false,
 354       .depthClamp                               = false,
 355       .depthBiasClamp                           = false,
 356       .fillModeNonSolid                         = true,
 357       .depthBounds                              = false,
 358       .wideLines                                = true,
 359       .largePoints                              = true,
 360       .alphaToOne                               = true,
 361       .multiViewport                            = true,
 362       .samplerAnisotropy                        = false, /* FINISHME */
 363       .textureCompressionETC2                   = true,
 364       .textureCompressionASTC_LDR               = true,
 365       .textureCompressionBC                     = true,
 366       .occlusionQueryPrecise                    = false, /* FINISHME */
 367       .pipelineStatisticsQuery                  = true,
 368       .vertexPipelineStoresAndAtomics           = false,
 369       .fragmentStoresAndAtomics                 = true,
 370       .shaderTessellationAndGeometryPointSize   = true,
 371       .shaderImageGatherExtended                = true,
 372       .shaderStorageImageExtendedFormats        = false,
 373       .shaderStorageImageMultisample            = false,
 374       .shaderUniformBufferArrayDynamicIndexing  = true,
 375       .shaderSampledImageArrayDynamicIndexing   = false,
 376       .shaderStorageBufferArrayDynamicIndexing  = false,
 377       .shaderStorageImageArrayDynamicIndexing   = false,
 378       .shaderStorageImageReadWithoutFormat      = false,
 379       .shaderStorageImageWriteWithoutFormat     = true,
 380       .shaderClipDistance                       = false,
 381       .shaderCullDistance                       = false,
 382       .shaderFloat64                            = false,
 383       .shaderInt64                              = false,
 384       .shaderInt16                              = false,
 385       .alphaToOne                               = true,
 386       .variableMultisampleRate                  = false,
 387       .inheritedQueries                         = false,
 388    };
 389 }
 390
 391 void anv_GetPhysicalDeviceProperties(
 392     VkPhysicalDevice                            physicalDevice,
 393     VkPhysicalDeviceProperties*                 pProperties)
 394 {
 395    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
 396    const struct brw_device_info *devinfo = pdevice->info;
 397
 398    anv_finishme("Get correct values for VkPhysicalDeviceLimits");
 399
 400    const float time_stamp_base = devinfo->gen >= 9 ? 83.333 : 80.0;
 401
 402    VkSampleCountFlags sample_counts =
 403       isl_device_get_sample_counts(&pdevice->isl_dev);
 404
 405    VkPhysicalDeviceLimits limits = {
 406       .maxImageDimension1D                      = (1 << 14),
 407       .maxImageDimension2D                      = (1 << 14),
 408       .maxImageDimension3D                      = (1 << 10),
 409       .maxImageDimensionCube                    = (1 << 14),
 410       .maxImageArrayLayers                      = (1 << 10),
 411       .maxTexelBufferElements                   = 128 * 1024 * 1024,
 412       .maxUniformBufferRange                    = UINT32_MAX,
 413       .maxStorageBufferRange                    = UINT32_MAX,
 414       .maxPushConstantsSize                     = MAX_PUSH_CONSTANTS_SIZE,
 415       .maxMemoryAllocationCount                 = UINT32_MAX,
 416       .maxSamplerAllocationCount                = 64 * 1024,
 417       .bufferImageGranularity                   = 64, /* A cache line */
 418       .sparseAddressSpaceSize                   = 0,
 419       .maxBoundDescriptorSets                   = MAX_SETS,
 420       .maxPerStageDescriptorSamplers            = 64,
 421       .maxPerStageDescriptorUniformBuffers      = 64,
 422       .maxPerStageDescriptorStorageBuffers      = 64,
 423       .maxPerStageDescriptorSampledImages       = 64,
 424       .maxPerStageDescriptorStorageImages       = 64,
 425       .maxPerStageDescriptorInputAttachments    = 64,
 426       .maxPerStageResources                     = 128,
 427       .maxDescriptorSetSamplers                 = 256,
 428       .maxDescriptorSetUniformBuffers           = 256,
 429       .maxDescriptorSetUniformBuffersDynamic    = 256,
 430       .maxDescriptorSetStorageBuffers           = 256,
 431       .maxDescriptorSetStorageBuffersDynamic    = 256,
 432       .maxDescriptorSetSampledImages            = 256,
 433       .maxDescriptorSetStorageImages            = 256,
 434       .maxDescriptorSetInputAttachments         = 256,
 435       .maxVertexInputAttributes                 = 32,
 436       .maxVertexInputBindings                   = 32,
 437       .maxVertexInputAttributeOffset            = 2047,
 438       .maxVertexInputBindingStride              = 2048,
 439       .maxVertexOutputComponents                = 128,
 440       .maxTessellationGenerationLevel           = 0,
 441       .maxTessellationPatchSize                 = 0,
 442       .maxTessellationControlPerVertexInputComponents = 0,
 443       .maxTessellationControlPerVertexOutputComponents = 0,
 444       .maxTessellationControlPerPatchOutputComponents = 0,
 445       .maxTessellationControlTotalOutputComponents = 0,
 446       .maxTessellationEvaluationInputComponents = 0,
 447       .maxTessellationEvaluationOutputComponents = 0,
 448       .maxGeometryShaderInvocations             = 32,
 449       .maxGeometryInputComponents               = 64,
 450       .maxGeometryOutputComponents              = 128,
 451       .maxGeometryOutputVertices                = 256,
 452       .maxGeometryTotalOutputComponents         = 1024,
 453       .maxFragmentInputComponents               = 128,
 454       .maxFragmentOutputAttachments             = 8,
 455       .maxFragmentDualSrcAttachments            = 2,
 456       .maxFragmentCombinedOutputResources       = 8,
 457       .maxComputeSharedMemorySize               = 32768,
 458       .maxComputeWorkGroupCount                 = { 65535, 65535, 65535 },
 459       .maxComputeWorkGroupInvocations           = 16 * devinfo->max_cs_threads,
 460       .maxComputeWorkGroupSize = {
 461          16 * devinfo->max_cs_threads,
 462          16 * devinfo->max_cs_threads,
 463          16 * devinfo->max_cs_threads,
 464       },
 465       .subPixelPrecisionBits                    = 4 /* FIXME */,
 466       .subTexelPrecisionBits                    = 4 /* FIXME */,
 467       .mipmapPrecisionBits                      = 4 /* FIXME */,
 468       .maxDrawIndexedIndexValue                 = UINT32_MAX,
 469       .maxDrawIndirectCount                     = UINT32_MAX,
 470       .maxSamplerLodBias                        = 16,
 471       .maxSamplerAnisotropy                     = 16,
 472       .maxViewports                             = MAX_VIEWPORTS,
 473       .maxViewportDimensions                    = { (1 << 14), (1 << 14) },
 474       .viewportBoundsRange                      = { -16384.0, 16384.0 },
 475       .viewportSubPixelBits                     = 13, /* We take a float? */
 476       .minMemoryMapAlignment                    = 4096, /* A page */
 477       .minTexelBufferOffsetAlignment            = 1,
 478       .minUniformBufferOffsetAlignment          = 1,
 479       .minStorageBufferOffsetAlignment          = 1,
 480       .minTexelOffset                           = -8,
 481       .maxTexelOffset                           = 7,
 482       .minTexelGatherOffset                     = -8,
 483       .maxTexelGatherOffset                     = 7,
 484       .minInterpolationOffset                   = 0, /* FIXME */
 485       .maxInterpolationOffset                   = 0, /* FIXME */
 486       .subPixelInterpolationOffsetBits          = 0, /* FIXME */
 487       .maxFramebufferWidth                      = (1 << 14),
 488       .maxFramebufferHeight                     = (1 << 14),
 489       .maxFramebufferLayers                     = (1 << 10),
 490       .framebufferColorSampleCounts             = sample_counts,
 491       .framebufferDepthSampleCounts             = sample_counts,
 492       .framebufferStencilSampleCounts           = sample_counts,
 493       .framebufferNoAttachmentsSampleCounts     = sample_counts,
 494       .maxColorAttachments                      = MAX_RTS,
 495       .sampledImageColorSampleCounts            = sample_counts,
 496       .sampledImageIntegerSampleCounts          = VK_SAMPLE_COUNT_1_BIT,
 497       .sampledImageDepthSampleCounts            = sample_counts,
 498       .sampledImageStencilSampleCounts          = sample_counts,
 499       .storageImageSampleCounts                 = VK_SAMPLE_COUNT_1_BIT,
 500       .maxSampleMaskWords                       = 1,
 501       .timestampComputeAndGraphics              = false,
 502       .timestampPeriod                          = time_stamp_base / (1000 * 1000 * 1000),
 503       .maxClipDistances                         = 0 /* FIXME */,
 504       .maxCullDistances                         = 0 /* FIXME */,
 505       .maxCombinedClipAndCullDistances          = 0 /* FIXME */,
 506       .discreteQueuePriorities                  = 1,
 507       .pointSizeRange                           = { 0.125, 255.875 },
 508       .lineWidthRange                           = { 0.0, 7.9921875 },
 509       .pointSizeGranularity                     = (1.0 / 8.0),
 510       .lineWidthGranularity                     = (1.0 / 128.0),
 511       .strictLines                              = false, /* FINISHME */
 512       .standardSampleLocations                  = true,
 513       .optimalBufferCopyOffsetAlignment         = 128,
 514       .optimalBufferCopyRowPitchAlignment       = 128,
 515       .nonCoherentAtomSize                      = 64,
 516    };
 517
 518    *pProperties = (VkPhysicalDeviceProperties) {
 519       .apiVersion = VK_MAKE_VERSION(1, 0, 2),
 520       .driverVersion = 1,
 521       .vendorID = 0x8086,
 522       .deviceID = pdevice->chipset_id,
 523       .deviceType = VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU,
 524       .limits = limits,
 525       .sparseProperties = {0}, /* Broadwell doesn't do sparse. */
 526    };
 527
 528    strcpy(pProperties->deviceName, pdevice->name);
 529    snprintf((char *)pProperties->pipelineCacheUUID, VK_UUID_SIZE,
 530             "anv-%s", MESA_GIT_SHA1 + 4);
 531 }
 532
 533 void anv_GetPhysicalDeviceQueueFamilyProperties(
 534     VkPhysicalDevice                            physicalDevice,
 535     uint32_t*                                   pCount,
 536     VkQueueFamilyProperties*                    pQueueFamilyProperties)
 537 {
 538    if (pQueueFamilyProperties == NULL) {
 539       *pCount = 1;
 540       return;
 541    }
 542
 543    assert(*pCount >= 1);
 544
 545    *pQueueFamilyProperties = (VkQueueFamilyProperties) {
 546       .queueFlags = VK_QUEUE_GRAPHICS_BIT |
 547                     VK_QUEUE_COMPUTE_BIT |
 548                     VK_QUEUE_TRANSFER_BIT,
 549       .queueCount = 1,
 550       .timestampValidBits = 36, /* XXX: Real value here */
 551       .minImageTransferGranularity = (VkExtent3D) { 1, 1, 1 },
 552    };
 553 }
 554
 555 void anv_GetPhysicalDeviceMemoryProperties(
 556     VkPhysicalDevice                            physicalDevice,
 557     VkPhysicalDeviceMemoryProperties*           pMemoryProperties)
 558 {
 559    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 560    VkDeviceSize heap_size;
 561
 562    /* Reserve some wiggle room for the driver by exposing only 75% of the
 563     * aperture to the heap.
 564     */
 565    heap_size = 3 * physical_device->aperture_size / 4;
 566
 567    if (physical_device->info->has_llc) {
 568       /* Big core GPUs share LLC with the CPU and thus one memory type can be
 569        * both cached and coherent at the same time.
 570        */
 571       pMemoryProperties->memoryTypeCount = 1;
 572       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 573          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 574                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 575                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
 576                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 577          .heapIndex = 0,
 578       };
 579    } else {
 580       /* The spec requires that we expose a host-visible, coherent memory
 581        * type, but Atom GPUs don't share LLC. Thus we offer two memory types
 582        * to give the application a choice between cached, but not coherent and
 583        * coherent but uncached (WC though).
 584        */
 585       pMemoryProperties->memoryTypeCount = 2;
 586       pMemoryProperties->memoryTypes[0] = (VkMemoryType) {
 587          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 588                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 589                           VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
 590          .heapIndex = 0,
 591       };
 592       pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
 593          .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
 594                           VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
 595                           VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
 596          .heapIndex = 0,
 597       };
 598    }
 599
 600    pMemoryProperties->memoryHeapCount = 1;
 601    pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
 602       .size = heap_size,
 603       .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
 604    };
 605 }
 606
 607 PFN_vkVoidFunction anv_GetInstanceProcAddr(
 608     VkInstance                                  instance,
 609     const char*                                 pName)
 610 {
 611    return anv_lookup_entrypoint(pName);
 612 }
 613
 614 PFN_vkVoidFunction anv_GetDeviceProcAddr(
 615     VkDevice                                    device,
 616     const char*                                 pName)
 617 {
 618    return anv_lookup_entrypoint(pName);
 619 }
 620
 621 static VkResult
 622 anv_queue_init(struct anv_device *device, struct anv_queue *queue)
 623 {
 624    queue->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 625    queue->device = device;
 626    queue->pool = &device->surface_state_pool;
 627
 628    return VK_SUCCESS;
 629 }
 630
 631 static void
 632 anv_queue_finish(struct anv_queue *queue)
 633 {
 634 }
 635
 636 static struct anv_state
 637 anv_state_pool_emit_data(struct anv_state_pool *pool, size_t size, size_t align, const void *p)
 638 {
 639    struct anv_state state;
 640
 641    state = anv_state_pool_alloc(pool, size, align);
 642    memcpy(state.map, p, size);
 643
 644    if (!pool->block_pool->device->info.has_llc)
 645       anv_state_clflush(state);
 646
 647    return state;
 648 }
 649
 650 struct gen8_border_color {
 651    union {
 652       float float32[4];
 653       uint32_t uint32[4];
 654    };
 655    /* Pad out to 64 bytes */
 656    uint32_t _pad[12];
 657 };
 658
 659 static void
 660 anv_device_init_border_colors(struct anv_device *device)
 661 {
 662    static const struct gen8_border_color border_colors[] = {
 663       [VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK] =  { .float32 = { 0.0, 0.0, 0.0, 0.0 } },
 664       [VK_BORDER_COLOR_FLOAT_OPAQUE_BLACK] =       { .float32 = { 0.0, 0.0, 0.0, 1.0 } },
 665       [VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE] =       { .float32 = { 1.0, 1.0, 1.0, 1.0 } },
 666       [VK_BORDER_COLOR_INT_TRANSPARENT_BLACK] =    { .uint32 = { 0, 0, 0, 0 } },
 667       [VK_BORDER_COLOR_INT_OPAQUE_BLACK] =         { .uint32 = { 0, 0, 0, 1 } },
 668       [VK_BORDER_COLOR_INT_OPAQUE_WHITE] =         { .uint32 = { 1, 1, 1, 1 } },
 669    };
 670
 671    device->border_colors = anv_state_pool_emit_data(&device->dynamic_state_pool,
 672                                                     sizeof(border_colors), 64,
 673                                                     border_colors);
 674 }
 675
 676 VkResult
 677 anv_device_submit_simple_batch(struct anv_device *device,
 678                                struct anv_batch *batch)
 679 {
 680    struct anv_state state;
 681    struct drm_i915_gem_execbuffer2 execbuf;
 682    struct drm_i915_gem_exec_object2 exec2_objects[1];
 683    struct anv_bo *bo = NULL;
 684    VkResult result = VK_SUCCESS;
 685    uint32_t size;
 686    int64_t timeout;
 687    int ret;
 688
 689    /* Kernel driver requires 8 byte aligned batch length */
 690    size = align_u32(batch->next - batch->start, 8);
 691    state = anv_state_pool_alloc(&device->dynamic_state_pool, MAX(size, 64), 32);
 692    bo = &device->dynamic_state_pool.block_pool->bo;
 693    memcpy(state.map, batch->start, size);
 694
 695    exec2_objects[0].handle = bo->gem_handle;
 696    exec2_objects[0].relocation_count = 0;
 697    exec2_objects[0].relocs_ptr = 0;
 698    exec2_objects[0].alignment = 0;
 699    exec2_objects[0].offset = bo->offset;
 700    exec2_objects[0].flags = 0;
 701    exec2_objects[0].rsvd1 = 0;
 702    exec2_objects[0].rsvd2 = 0;
 703
 704    execbuf.buffers_ptr = (uintptr_t) exec2_objects;
 705    execbuf.buffer_count = 1;
 706    execbuf.batch_start_offset = state.offset;
 707    execbuf.batch_len = size;
 708    execbuf.cliprects_ptr = 0;
 709    execbuf.num_cliprects = 0;
 710    execbuf.DR1 = 0;
 711    execbuf.DR4 = 0;
 712
 713    execbuf.flags =
 714       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
 715    execbuf.rsvd1 = device->context_id;
 716    execbuf.rsvd2 = 0;
 717
 718    ret = anv_gem_execbuffer(device, &execbuf);
 719    if (ret != 0) {
 720       /* We don't know the real error. */
 721       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 722       goto fail;
 723    }
 724
 725    timeout = INT64_MAX;
 726    ret = anv_gem_wait(device, bo->gem_handle, &timeout);
 727    if (ret != 0) {
 728       /* We don't know the real error. */
 729       result = vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY, "execbuf2 failed: %m");
 730       goto fail;
 731    }
 732
 733  fail:
 734    anv_state_pool_free(&device->dynamic_state_pool, state);
 735
 736    return result;
 737 }
 738
 739 VkResult anv_CreateDevice(
 740     VkPhysicalDevice                            physicalDevice,
 741     const VkDeviceCreateInfo*                   pCreateInfo,
 742     const VkAllocationCallbacks*                pAllocator,
 743     VkDevice*                                   pDevice)
 744 {
 745    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
 746    VkResult result;
 747    struct anv_device *device;
 748
 749    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO);
 750
 751    for (uint32_t i = 0; i < pCreateInfo->enabledExtensionCount; i++) {
 752       bool found = false;
 753       for (uint32_t j = 0; j < ARRAY_SIZE(device_extensions); j++) {
 754          if (strcmp(pCreateInfo->ppEnabledExtensionNames[i],
 755                     device_extensions[j].extensionName) == 0) {
 756             found = true;
 757             break;
 758          }
 759       }
 760       if (!found)
 761          return vk_error(VK_ERROR_EXTENSION_NOT_PRESENT);
 762    }
 763
 764    anv_set_dispatch_devinfo(physical_device->info);
 765
 766    device = anv_alloc2(&physical_device->instance->alloc, pAllocator,
 767                        sizeof(*device), 8,
 768                        VK_SYSTEM_ALLOCATION_SCOPE_DEVICE);
 769    if (!device)
 770       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
 771
 772    device->_loader_data.loaderMagic = ICD_LOADER_MAGIC;
 773    device->instance = physical_device->instance;
 774
 775    if (pAllocator)
 776       device->alloc = *pAllocator;
 777    else
 778       device->alloc = physical_device->instance->alloc;
 779
 780    /* XXX(chadv): Can we dup() physicalDevice->fd here? */
 781    device->fd = open(physical_device->path, O_RDWR | O_CLOEXEC);
 782    if (device->fd == -1) {
 783       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 784       goto fail_device;
 785    }
 786
 787    device->context_id = anv_gem_create_context(device);
 788    if (device->context_id == -1) {
 789       result = vk_error(VK_ERROR_INITIALIZATION_FAILED);
 790       goto fail_fd;
 791    }
 792
 793    device->info = *physical_device->info;
 794    device->isl_dev = physical_device->isl_dev;
 795
 796    pthread_mutex_init(&device->mutex, NULL);
 797
 798    anv_bo_pool_init(&device->batch_bo_pool, device, ANV_CMD_BUFFER_BATCH_SIZE);
 799
 800    anv_block_pool_init(&device->dynamic_state_block_pool, device, 16384);
 801
 802    anv_state_pool_init(&device->dynamic_state_pool,
 803                        &device->dynamic_state_block_pool);
 804
 805    anv_block_pool_init(&device->instruction_block_pool, device, 128 * 1024);
 806    anv_pipeline_cache_init(&device->default_pipeline_cache, device);
 807
 808    anv_block_pool_init(&device->surface_state_block_pool, device, 4096);
 809
 810    anv_state_pool_init(&device->surface_state_pool,
 811                        &device->surface_state_block_pool);
 812
 813    anv_bo_init_new(&device->workaround_bo, device, 1024);
 814
 815    anv_block_pool_init(&device->scratch_block_pool, device, 0x10000);
 816
 817    anv_queue_init(device, &device->queue);
 818
 819    switch (device->info.gen) {
 820    case 7:
 821       if (!device->info.is_haswell)
 822          result = gen7_init_device_state(device);
 823       else
 824          result = gen75_init_device_state(device);
 825       break;
 826    case 8:
 827       result = gen8_init_device_state(device);
 828       break;
 829    case 9:
 830       result = gen9_init_device_state(device);
 831       break;
 832    }
 833    if (result != VK_SUCCESS)
 834       goto fail_fd;
 835
 836    result = anv_device_init_meta(device);
 837    if (result != VK_SUCCESS)
 838       goto fail_fd;
 839
 840    anv_device_init_border_colors(device);
 841
 842    *pDevice = anv_device_to_handle(device);
 843
 844    return VK_SUCCESS;
 845
 846  fail_fd:
 847    close(device->fd);
 848  fail_device:
 849    anv_free(&device->alloc, device);
 850
 851    return result;
 852 }
 853
 854 void anv_DestroyDevice(
 855     VkDevice                                    _device,
 856     const VkAllocationCallbacks*                pAllocator)
 857 {
 858    ANV_FROM_HANDLE(anv_device, device, _device);
 859
 860    anv_queue_finish(&device->queue);
 861
 862    anv_device_finish_meta(device);
 863
 864 #ifdef HAVE_VALGRIND
 865    /* We only need to free these to prevent valgrind errors.  The backing
 866     * BO will go away in a couple of lines so we don't actually leak.
 867     */
 868    anv_state_pool_free(&device->dynamic_state_pool, device->border_colors);
 869 #endif
 870
 871    anv_gem_munmap(device->workaround_bo.map, device->workaround_bo.size);
 872    anv_gem_close(device, device->workaround_bo.gem_handle);
 873
 874    anv_bo_pool_finish(&device->batch_bo_pool);
 875    anv_state_pool_finish(&device->dynamic_state_pool);
 876    anv_block_pool_finish(&device->dynamic_state_block_pool);
 877    anv_block_pool_finish(&device->instruction_block_pool);
 878    anv_state_pool_finish(&device->surface_state_pool);
 879    anv_block_pool_finish(&device->surface_state_block_pool);
 880    anv_block_pool_finish(&device->scratch_block_pool);
 881
 882    close(device->fd);
 883
 884    pthread_mutex_destroy(&device->mutex);
 885
 886    anv_free(&device->alloc, device);
 887 }
 888
 889 VkResult anv_EnumerateInstanceExtensionProperties(
 890     const char*                                 pLayerName,
 891     uint32_t*                                   pPropertyCount,
 892     VkExtensionProperties*                      pProperties)
 893 {
 894    if (pProperties == NULL) {
 895       *pPropertyCount = ARRAY_SIZE(global_extensions);
 896       return VK_SUCCESS;
 897    }
 898
 899    assert(*pPropertyCount >= ARRAY_SIZE(global_extensions));
 900
 901    *pPropertyCount = ARRAY_SIZE(global_extensions);
 902    memcpy(pProperties, global_extensions, sizeof(global_extensions));
 903
 904    return VK_SUCCESS;
 905 }
 906
 907 VkResult anv_EnumerateDeviceExtensionProperties(
 908     VkPhysicalDevice                            physicalDevice,
 909     const char*                                 pLayerName,
 910     uint32_t*                                   pPropertyCount,
 911     VkExtensionProperties*                      pProperties)
 912 {
 913    if (pProperties == NULL) {
 914       *pPropertyCount = ARRAY_SIZE(device_extensions);
 915       return VK_SUCCESS;
 916    }
 917
 918    assert(*pPropertyCount >= ARRAY_SIZE(device_extensions));
 919
 920    *pPropertyCount = ARRAY_SIZE(device_extensions);
 921    memcpy(pProperties, device_extensions, sizeof(device_extensions));
 922
 923    return VK_SUCCESS;
 924 }
 925
 926 VkResult anv_EnumerateInstanceLayerProperties(
 927     uint32_t*                                   pPropertyCount,
 928     VkLayerProperties*                          pProperties)
 929 {
 930    if (pProperties == NULL) {
 931       *pPropertyCount = 0;
 932       return VK_SUCCESS;
 933    }
 934
 935    /* None supported at this time */
 936    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 937 }
 938
 939 VkResult anv_EnumerateDeviceLayerProperties(
 940     VkPhysicalDevice                            physicalDevice,
 941     uint32_t*                                   pPropertyCount,
 942     VkLayerProperties*                          pProperties)
 943 {
 944    if (pProperties == NULL) {
 945       *pPropertyCount = 0;
 946       return VK_SUCCESS;
 947    }
 948
 949    /* None supported at this time */
 950    return vk_error(VK_ERROR_LAYER_NOT_PRESENT);
 951 }
 952
 953 void anv_GetDeviceQueue(
 954     VkDevice                                    _device,
 955     uint32_t                                    queueNodeIndex,
 956     uint32_t                                    queueIndex,
 957     VkQueue*                                    pQueue)
 958 {
 959    ANV_FROM_HANDLE(anv_device, device, _device);
 960
 961    assert(queueIndex == 0);
 962
 963    *pQueue = anv_queue_to_handle(&device->queue);
 964 }
 965
 966 VkResult anv_QueueSubmit(
 967     VkQueue                                     _queue,
 968     uint32_t                                    submitCount,
 969     const VkSubmitInfo*                         pSubmits,
 970     VkFence                                     _fence)
 971 {
 972    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 973    ANV_FROM_HANDLE(anv_fence, fence, _fence);
 974    struct anv_device *device = queue->device;
 975    int ret;
 976
 977    for (uint32_t i = 0; i < submitCount; i++) {
 978       for (uint32_t j = 0; j < pSubmits[i].commandBufferCount; j++) {
 979          ANV_FROM_HANDLE(anv_cmd_buffer, cmd_buffer,
 980                          pSubmits[i].pCommandBuffers[j]);
 981          assert(cmd_buffer->level == VK_COMMAND_BUFFER_LEVEL_PRIMARY);
 982
 983          ret = anv_gem_execbuffer(device, &cmd_buffer->execbuf2.execbuf);
 984          if (ret != 0) {
 985             /* We don't know the real error. */
 986             return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 987                              "execbuf2 failed: %m");
 988          }
 989
 990          if (fence) {
 991             ret = anv_gem_execbuffer(device, &fence->execbuf);
 992             if (ret != 0) {
 993                /* We don't know the real error. */
 994                return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
 995                                 "execbuf2 failed: %m");
 996             }
 997          }
 998
 999          for (uint32_t k = 0; k < cmd_buffer->execbuf2.bo_count; k++)
1000             cmd_buffer->execbuf2.bos[k]->offset = cmd_buffer->execbuf2.objects[k].offset;
1001       }
1002    }
1003
1004    return VK_SUCCESS;
1005 }
1006
1007 VkResult anv_QueueWaitIdle(
1008     VkQueue                                     _queue)
1009 {
1010    ANV_FROM_HANDLE(anv_queue, queue, _queue);
1011
1012    return ANV_CALL(DeviceWaitIdle)(anv_device_to_handle(queue->device));
1013 }
1014
1015 VkResult anv_DeviceWaitIdle(
1016     VkDevice                                    _device)
1017 {
1018    ANV_FROM_HANDLE(anv_device, device, _device);
1019    struct anv_batch batch;
1020
1021    uint32_t cmds[8];
1022    batch.start = batch.next = cmds;
1023    batch.end = (void *) cmds + sizeof(cmds);
1024
1025    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1026    anv_batch_emit(&batch, GEN7_MI_NOOP);
1027
1028    return anv_device_submit_simple_batch(device, &batch);
1029 }
1030
1031 VkResult
1032 anv_bo_init_new(struct anv_bo *bo, struct anv_device *device, uint64_t size)
1033 {
1034    bo->gem_handle = anv_gem_create(device, size);
1035    if (!bo->gem_handle)
1036       return vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
1037
1038    bo->map = NULL;
1039    bo->index = 0;
1040    bo->offset = 0;
1041    bo->size = size;
1042
1043    return VK_SUCCESS;
1044 }
1045
1046 VkResult anv_AllocateMemory(
1047     VkDevice                                    _device,
1048     const VkMemoryAllocateInfo*                 pAllocateInfo,
1049     const VkAllocationCallbacks*                pAllocator,
1050     VkDeviceMemory*                             pMem)
1051 {
1052    ANV_FROM_HANDLE(anv_device, device, _device);
1053    struct anv_device_memory *mem;
1054    VkResult result;
1055
1056    assert(pAllocateInfo->sType == VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO);
1057
1058    if (pAllocateInfo->allocationSize == 0) {
1059       /* Apparently, this is allowed */
1060       *pMem = VK_NULL_HANDLE;
1061       return VK_SUCCESS;
1062    }
1063
1064    /* We support exactly one memory heap. */
1065    assert(pAllocateInfo->memoryTypeIndex == 0 ||
1066           (!device->info.has_llc && pAllocateInfo->memoryTypeIndex < 2));
1067
1068    /* FINISHME: Fail if allocation request exceeds heap size. */
1069
1070    mem = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
1071                     VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1072    if (mem == NULL)
1073       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1074
1075    /* The kernel is going to give us whole pages anyway */
1076    uint64_t alloc_size = align_u64(pAllocateInfo->allocationSize, 4096);
1077
1078    result = anv_bo_init_new(&mem->bo, device, alloc_size);
1079    if (result != VK_SUCCESS)
1080       goto fail;
1081
1082    mem->type_index = pAllocateInfo->memoryTypeIndex;
1083
1084    *pMem = anv_device_memory_to_handle(mem);
1085
1086    return VK_SUCCESS;
1087
1088  fail:
1089    anv_free2(&device->alloc, pAllocator, mem);
1090
1091    return result;
1092 }
1093
1094 void anv_FreeMemory(
1095     VkDevice                                    _device,
1096     VkDeviceMemory                              _mem,
1097     const VkAllocationCallbacks*                pAllocator)
1098 {
1099    ANV_FROM_HANDLE(anv_device, device, _device);
1100    ANV_FROM_HANDLE(anv_device_memory, mem, _mem);
1101
1102    if (mem == NULL)
1103       return;
1104
1105    if (mem->bo.map)
1106       anv_gem_munmap(mem->bo.map, mem->bo.size);
1107
1108    if (mem->bo.gem_handle != 0)
1109       anv_gem_close(device, mem->bo.gem_handle);
1110
1111    anv_free2(&device->alloc, pAllocator, mem);
1112 }
1113
1114 VkResult anv_MapMemory(
1115     VkDevice                                    _device,
1116     VkDeviceMemory                              _memory,
1117     VkDeviceSize                                offset,
1118     VkDeviceSize                                size,
1119     VkMemoryMapFlags                            flags,
1120     void**                                      ppData)
1121 {
1122    ANV_FROM_HANDLE(anv_device, device, _device);
1123    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1124
1125    if (mem == NULL) {
1126       *ppData = NULL;
1127       return VK_SUCCESS;
1128    }
1129
1130    if (size == VK_WHOLE_SIZE)
1131       size = mem->bo.size - offset;
1132
1133    /* FIXME: Is this supposed to be thread safe? Since vkUnmapMemory() only
1134     * takes a VkDeviceMemory pointer, it seems like only one map of the memory
1135     * at a time is valid. We could just mmap up front and return an offset
1136     * pointer here, but that may exhaust virtual memory on 32 bit
1137     * userspace. */
1138
1139    uint32_t gem_flags = 0;
1140    if (!device->info.has_llc && mem->type_index == 0)
1141       gem_flags |= I915_MMAP_WC;
1142
1143    /* GEM will fail to map if the offset isn't 4k-aligned.  Round down. */
1144    uint64_t map_offset = offset & ~4095ull;
1145    assert(offset >= map_offset);
1146    uint64_t map_size = (offset + size) - map_offset;
1147
1148    /* Let's map whole pages */
1149    map_size = align_u64(map_size, 4096);
1150
1151    mem->map = anv_gem_mmap(device, mem->bo.gem_handle,
1152                            map_offset, map_size, gem_flags);
1153    mem->map_size = map_size;
1154
1155    *ppData = mem->map + (offset - map_offset);
1156
1157    return VK_SUCCESS;
1158 }
1159
1160 void anv_UnmapMemory(
1161     VkDevice                                    _device,
1162     VkDeviceMemory                              _memory)
1163 {
1164    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1165
1166    if (mem == NULL)
1167       return;
1168
1169    anv_gem_munmap(mem->map, mem->map_size);
1170 }
1171
1172 static void
1173 clflush_mapped_ranges(struct anv_device         *device,
1174                       uint32_t                   count,
1175                       const VkMappedMemoryRange *ranges)
1176 {
1177    for (uint32_t i = 0; i < count; i++) {
1178       ANV_FROM_HANDLE(anv_device_memory, mem, ranges[i].memory);
1179       void *p = mem->map + (ranges[i].offset & ~CACHELINE_MASK);
1180       void *end;
1181
1182       if (ranges[i].offset + ranges[i].size > mem->map_size)
1183          end = mem->map + mem->map_size;
1184       else
1185          end = mem->map + ranges[i].offset + ranges[i].size;
1186
1187       while (p < end) {
1188          __builtin_ia32_clflush(p);
1189          p += CACHELINE_SIZE;
1190       }
1191    }
1192 }
1193
1194 VkResult anv_FlushMappedMemoryRanges(
1195     VkDevice                                    _device,
1196     uint32_t                                    memoryRangeCount,
1197     const VkMappedMemoryRange*                  pMemoryRanges)
1198 {
1199    ANV_FROM_HANDLE(anv_device, device, _device);
1200
1201    if (device->info.has_llc)
1202       return VK_SUCCESS;
1203
1204    /* Make sure the writes we're flushing have landed. */
1205    __builtin_ia32_mfence();
1206
1207    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1208
1209    return VK_SUCCESS;
1210 }
1211
1212 VkResult anv_InvalidateMappedMemoryRanges(
1213     VkDevice                                    _device,
1214     uint32_t                                    memoryRangeCount,
1215     const VkMappedMemoryRange*                  pMemoryRanges)
1216 {
1217    ANV_FROM_HANDLE(anv_device, device, _device);
1218
1219    if (device->info.has_llc)
1220       return VK_SUCCESS;
1221
1222    clflush_mapped_ranges(device, memoryRangeCount, pMemoryRanges);
1223
1224    /* Make sure no reads get moved up above the invalidate. */
1225    __builtin_ia32_mfence();
1226
1227    return VK_SUCCESS;
1228 }
1229
1230 void anv_GetBufferMemoryRequirements(
1231     VkDevice                                    device,
1232     VkBuffer                                    _buffer,
1233     VkMemoryRequirements*                       pMemoryRequirements)
1234 {
1235    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1236
1237    /* The Vulkan spec (git aaed022) says:
1238     *
1239     *    memoryTypeBits is a bitfield and contains one bit set for every
1240     *    supported memory type for the resource. The bit `1<<i` is set if and
1241     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1242     *    structure for the physical device is supported.
1243     *
1244     * We support exactly one memory type.
1245     */
1246    pMemoryRequirements->memoryTypeBits = 1;
1247
1248    pMemoryRequirements->size = buffer->size;
1249    pMemoryRequirements->alignment = 16;
1250 }
1251
1252 void anv_GetImageMemoryRequirements(
1253     VkDevice                                    device,
1254     VkImage                                     _image,
1255     VkMemoryRequirements*                       pMemoryRequirements)
1256 {
1257    ANV_FROM_HANDLE(anv_image, image, _image);
1258
1259    /* The Vulkan spec (git aaed022) says:
1260     *
1261     *    memoryTypeBits is a bitfield and contains one bit set for every
1262     *    supported memory type for the resource. The bit `1<<i` is set if and
1263     *    only if the memory type `i` in the VkPhysicalDeviceMemoryProperties
1264     *    structure for the physical device is supported.
1265     *
1266     * We support exactly one memory type.
1267     */
1268    pMemoryRequirements->memoryTypeBits = 1;
1269
1270    pMemoryRequirements->size = image->size;
1271    pMemoryRequirements->alignment = image->alignment;
1272 }
1273
1274 void anv_GetImageSparseMemoryRequirements(
1275     VkDevice                                    device,
1276     VkImage                                     image,
1277     uint32_t*                                   pSparseMemoryRequirementCount,
1278     VkSparseImageMemoryRequirements*            pSparseMemoryRequirements)
1279 {
1280    stub();
1281 }
1282
1283 void anv_GetDeviceMemoryCommitment(
1284     VkDevice                                    device,
1285     VkDeviceMemory                              memory,
1286     VkDeviceSize*                               pCommittedMemoryInBytes)
1287 {
1288    *pCommittedMemoryInBytes = 0;
1289 }
1290
1291 VkResult anv_BindBufferMemory(
1292     VkDevice                                    device,
1293     VkBuffer                                    _buffer,
1294     VkDeviceMemory                              _memory,
1295     VkDeviceSize                                memoryOffset)
1296 {
1297    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1298    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1299
1300    if (mem) {
1301       buffer->bo = &mem->bo;
1302       buffer->offset = memoryOffset;
1303    } else {
1304       buffer->bo = NULL;
1305       buffer->offset = 0;
1306    }
1307
1308    return VK_SUCCESS;
1309 }
1310
1311 VkResult anv_BindImageMemory(
1312     VkDevice                                    device,
1313     VkImage                                     _image,
1314     VkDeviceMemory                              _memory,
1315     VkDeviceSize                                memoryOffset)
1316 {
1317    ANV_FROM_HANDLE(anv_device_memory, mem, _memory);
1318    ANV_FROM_HANDLE(anv_image, image, _image);
1319
1320    if (mem) {
1321       image->bo = &mem->bo;
1322       image->offset = memoryOffset;
1323    } else {
1324       image->bo = NULL;
1325       image->offset = 0;
1326    }
1327
1328    return VK_SUCCESS;
1329 }
1330
1331 VkResult anv_QueueBindSparse(
1332     VkQueue                                     queue,
1333     uint32_t                                    bindInfoCount,
1334     const VkBindSparseInfo*                     pBindInfo,
1335     VkFence                                     fence)
1336 {
1337    stub_return(VK_ERROR_INCOMPATIBLE_DRIVER);
1338 }
1339
1340 VkResult anv_CreateFence(
1341     VkDevice                                    _device,
1342     const VkFenceCreateInfo*                    pCreateInfo,
1343     const VkAllocationCallbacks*                pAllocator,
1344     VkFence*                                    pFence)
1345 {
1346    ANV_FROM_HANDLE(anv_device, device, _device);
1347    struct anv_fence *fence;
1348    struct anv_batch batch;
1349    VkResult result;
1350
1351    const uint32_t fence_size = 128;
1352
1353    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FENCE_CREATE_INFO);
1354
1355    fence = anv_alloc2(&device->alloc, pAllocator, sizeof(*fence), 8,
1356                       VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1357    if (fence == NULL)
1358       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1359
1360    result = anv_bo_init_new(&fence->bo, device, fence_size);
1361    if (result != VK_SUCCESS)
1362       goto fail;
1363
1364    fence->bo.map =
1365       anv_gem_mmap(device, fence->bo.gem_handle, 0, fence->bo.size, 0);
1366    batch.next = batch.start = fence->bo.map;
1367    batch.end = fence->bo.map + fence->bo.size;
1368    anv_batch_emit(&batch, GEN7_MI_BATCH_BUFFER_END);
1369    anv_batch_emit(&batch, GEN7_MI_NOOP);
1370
1371    if (!device->info.has_llc) {
1372       assert(((uintptr_t) fence->bo.map & CACHELINE_MASK) == 0);
1373       assert(batch.next - fence->bo.map <= CACHELINE_SIZE);
1374       __builtin_ia32_mfence();
1375       __builtin_ia32_clflush(fence->bo.map);
1376    }
1377
1378    fence->exec2_objects[0].handle = fence->bo.gem_handle;
1379    fence->exec2_objects[0].relocation_count = 0;
1380    fence->exec2_objects[0].relocs_ptr = 0;
1381    fence->exec2_objects[0].alignment = 0;
1382    fence->exec2_objects[0].offset = fence->bo.offset;
1383    fence->exec2_objects[0].flags = 0;
1384    fence->exec2_objects[0].rsvd1 = 0;
1385    fence->exec2_objects[0].rsvd2 = 0;
1386
1387    fence->execbuf.buffers_ptr = (uintptr_t) fence->exec2_objects;
1388    fence->execbuf.buffer_count = 1;
1389    fence->execbuf.batch_start_offset = 0;
1390    fence->execbuf.batch_len = batch.next - fence->bo.map;
1391    fence->execbuf.cliprects_ptr = 0;
1392    fence->execbuf.num_cliprects = 0;
1393    fence->execbuf.DR1 = 0;
1394    fence->execbuf.DR4 = 0;
1395
1396    fence->execbuf.flags =
1397       I915_EXEC_HANDLE_LUT | I915_EXEC_NO_RELOC | I915_EXEC_RENDER;
1398    fence->execbuf.rsvd1 = device->context_id;
1399    fence->execbuf.rsvd2 = 0;
1400
1401    fence->ready = false;
1402
1403    *pFence = anv_fence_to_handle(fence);
1404
1405    return VK_SUCCESS;
1406
1407  fail:
1408    anv_free2(&device->alloc, pAllocator, fence);
1409
1410    return result;
1411 }
1412
1413 void anv_DestroyFence(
1414     VkDevice                                    _device,
1415     VkFence                                     _fence,
1416     const VkAllocationCallbacks*                pAllocator)
1417 {
1418    ANV_FROM_HANDLE(anv_device, device, _device);
1419    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1420
1421    anv_gem_munmap(fence->bo.map, fence->bo.size);
1422    anv_gem_close(device, fence->bo.gem_handle);
1423    anv_free2(&device->alloc, pAllocator, fence);
1424 }
1425
1426 VkResult anv_ResetFences(
1427     VkDevice                                    _device,
1428     uint32_t                                    fenceCount,
1429     const VkFence*                              pFences)
1430 {
1431    for (uint32_t i = 0; i < fenceCount; i++) {
1432       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1433       fence->ready = false;
1434    }
1435
1436    return VK_SUCCESS;
1437 }
1438
1439 VkResult anv_GetFenceStatus(
1440     VkDevice                                    _device,
1441     VkFence                                     _fence)
1442 {
1443    ANV_FROM_HANDLE(anv_device, device, _device);
1444    ANV_FROM_HANDLE(anv_fence, fence, _fence);
1445    int64_t t = 0;
1446    int ret;
1447
1448    if (fence->ready)
1449       return VK_SUCCESS;
1450
1451    ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1452    if (ret == 0) {
1453       fence->ready = true;
1454       return VK_SUCCESS;
1455    }
1456
1457    return VK_NOT_READY;
1458 }
1459
1460 VkResult anv_WaitForFences(
1461     VkDevice                                    _device,
1462     uint32_t                                    fenceCount,
1463     const VkFence*                              pFences,
1464     VkBool32                                    waitAll,
1465     uint64_t                                    timeout)
1466 {
1467    ANV_FROM_HANDLE(anv_device, device, _device);
1468
1469    /* DRM_IOCTL_I915_GEM_WAIT uses a signed 64 bit timeout and is supposed
1470     * to block indefinitely timeouts <= 0.  Unfortunately, this was broken
1471     * for a couple of kernel releases.  Since there's no way to know
1472     * whether or not the kernel we're using is one of the broken ones, the
1473     * best we can do is to clamp the timeout to INT64_MAX.  This limits the
1474     * maximum timeout from 584 years to 292 years - likely not a big deal.
1475     */
1476    if (timeout > INT64_MAX)
1477       timeout = INT64_MAX;
1478
1479    int64_t t = timeout;
1480
1481    /* FIXME: handle !waitAll */
1482
1483    for (uint32_t i = 0; i < fenceCount; i++) {
1484       ANV_FROM_HANDLE(anv_fence, fence, pFences[i]);
1485       int ret = anv_gem_wait(device, fence->bo.gem_handle, &t);
1486       if (ret == -1 && errno == ETIME) {
1487          return VK_TIMEOUT;
1488       } else if (ret == -1) {
1489          /* We don't know the real error. */
1490          return vk_errorf(VK_ERROR_OUT_OF_DEVICE_MEMORY,
1491                           "gem wait failed: %m");
1492       }
1493    }
1494
1495    return VK_SUCCESS;
1496 }
1497
1498 // Queue semaphore functions
1499
1500 VkResult anv_CreateSemaphore(
1501     VkDevice                                    device,
1502     const VkSemaphoreCreateInfo*                pCreateInfo,
1503     const VkAllocationCallbacks*                pAllocator,
1504     VkSemaphore*                                pSemaphore)
1505 {
1506    /* The DRM execbuffer ioctl always execute in-oder, even between different
1507     * rings. As such, there's nothing to do for the user space semaphore.
1508     */
1509
1510    *pSemaphore = (VkSemaphore)1;
1511
1512    return VK_SUCCESS;
1513 }
1514
1515 void anv_DestroySemaphore(
1516     VkDevice                                    device,
1517     VkSemaphore                                 semaphore,
1518     const VkAllocationCallbacks*                pAllocator)
1519 {
1520 }
1521
1522 // Event functions
1523
1524 VkResult anv_CreateEvent(
1525     VkDevice                                    _device,
1526     const VkEventCreateInfo*                    pCreateInfo,
1527     const VkAllocationCallbacks*                pAllocator,
1528     VkEvent*                                    pEvent)
1529 {
1530    ANV_FROM_HANDLE(anv_device, device, _device);
1531    struct anv_state state;
1532    struct anv_event *event;
1533
1534    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_EVENT_CREATE_INFO);
1535
1536    state = anv_state_pool_alloc(&device->dynamic_state_pool,
1537                                 sizeof(*event), 4);
1538    event = state.map;
1539    event->state = state;
1540    event->semaphore = VK_EVENT_RESET;
1541
1542    if (!device->info.has_llc) {
1543       /* Make sure the writes we're flushing have landed. */
1544       __builtin_ia32_mfence();
1545       __builtin_ia32_clflush(event);
1546    }
1547
1548    *pEvent = anv_event_to_handle(event);
1549
1550    return VK_SUCCESS;
1551 }
1552
1553 void anv_DestroyEvent(
1554     VkDevice                                    _device,
1555     VkEvent                                     _event,
1556     const VkAllocationCallbacks*                pAllocator)
1557 {
1558    ANV_FROM_HANDLE(anv_device, device, _device);
1559    ANV_FROM_HANDLE(anv_event, event, _event);
1560
1561    anv_state_pool_free(&device->dynamic_state_pool, event->state);
1562 }
1563
1564 VkResult anv_GetEventStatus(
1565     VkDevice                                    _device,
1566     VkEvent                                     _event)
1567 {
1568    ANV_FROM_HANDLE(anv_device, device, _device);
1569    ANV_FROM_HANDLE(anv_event, event, _event);
1570
1571    if (!device->info.has_llc) {
1572       /* Invalidate read cache before reading event written by GPU. */
1573       __builtin_ia32_clflush(event);
1574       __builtin_ia32_mfence();
1575
1576    }
1577
1578    return event->semaphore;
1579 }
1580
1581 VkResult anv_SetEvent(
1582     VkDevice                                    _device,
1583     VkEvent                                     _event)
1584 {
1585    ANV_FROM_HANDLE(anv_device, device, _device);
1586    ANV_FROM_HANDLE(anv_event, event, _event);
1587
1588    event->semaphore = VK_EVENT_SET;
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    return VK_SUCCESS;
1597 }
1598
1599 VkResult anv_ResetEvent(
1600     VkDevice                                    _device,
1601     VkEvent                                     _event)
1602 {
1603    ANV_FROM_HANDLE(anv_device, device, _device);
1604    ANV_FROM_HANDLE(anv_event, event, _event);
1605
1606    event->semaphore = VK_EVENT_RESET;
1607
1608    if (!device->info.has_llc) {
1609       /* Make sure the writes we're flushing have landed. */
1610       __builtin_ia32_mfence();
1611       __builtin_ia32_clflush(event);
1612    }
1613
1614    return VK_SUCCESS;
1615 }
1616
1617 // Buffer functions
1618
1619 VkResult anv_CreateBuffer(
1620     VkDevice                                    _device,
1621     const VkBufferCreateInfo*                   pCreateInfo,
1622     const VkAllocationCallbacks*                pAllocator,
1623     VkBuffer*                                   pBuffer)
1624 {
1625    ANV_FROM_HANDLE(anv_device, device, _device);
1626    struct anv_buffer *buffer;
1627
1628    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO);
1629
1630    buffer = anv_alloc2(&device->alloc, pAllocator, sizeof(*buffer), 8,
1631                        VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1632    if (buffer == NULL)
1633       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1634
1635    buffer->size = pCreateInfo->size;
1636    buffer->usage = pCreateInfo->usage;
1637    buffer->bo = NULL;
1638    buffer->offset = 0;
1639
1640    *pBuffer = anv_buffer_to_handle(buffer);
1641
1642    return VK_SUCCESS;
1643 }
1644
1645 void anv_DestroyBuffer(
1646     VkDevice                                    _device,
1647     VkBuffer                                    _buffer,
1648     const VkAllocationCallbacks*                pAllocator)
1649 {
1650    ANV_FROM_HANDLE(anv_device, device, _device);
1651    ANV_FROM_HANDLE(anv_buffer, buffer, _buffer);
1652
1653    anv_free2(&device->alloc, pAllocator, buffer);
1654 }
1655
1656 void
1657 anv_fill_buffer_surface_state(struct anv_device *device, struct anv_state state,
1658                               enum isl_format format,
1659                               uint32_t offset, uint32_t range, uint32_t stride)
1660 {
1661    switch (device->info.gen) {
1662    case 7:
1663       if (device->info.is_haswell)
1664          gen75_fill_buffer_surface_state(state.map, format, offset, range,
1665                                          stride);
1666       else
1667          gen7_fill_buffer_surface_state(state.map, format, offset, range,
1668                                         stride);
1669       break;
1670    case 8:
1671       gen8_fill_buffer_surface_state(state.map, format, offset, range, stride);
1672       break;
1673    case 9:
1674       gen9_fill_buffer_surface_state(state.map, format, offset, range, stride);
1675       break;
1676    default:
1677       unreachable("unsupported gen\n");
1678    }
1679
1680    if (!device->info.has_llc)
1681       anv_state_clflush(state);
1682 }
1683
1684 void anv_DestroySampler(
1685     VkDevice                                    _device,
1686     VkSampler                                   _sampler,
1687     const VkAllocationCallbacks*                pAllocator)
1688 {
1689    ANV_FROM_HANDLE(anv_device, device, _device);
1690    ANV_FROM_HANDLE(anv_sampler, sampler, _sampler);
1691
1692    anv_free2(&device->alloc, pAllocator, sampler);
1693 }
1694
1695 VkResult anv_CreateFramebuffer(
1696     VkDevice                                    _device,
1697     const VkFramebufferCreateInfo*              pCreateInfo,
1698     const VkAllocationCallbacks*                pAllocator,
1699     VkFramebuffer*                              pFramebuffer)
1700 {
1701    ANV_FROM_HANDLE(anv_device, device, _device);
1702    struct anv_framebuffer *framebuffer;
1703
1704    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO);
1705
1706    size_t size = sizeof(*framebuffer) +
1707                  sizeof(struct anv_image_view *) * pCreateInfo->attachmentCount;
1708    framebuffer = anv_alloc2(&device->alloc, pAllocator, size, 8,
1709                             VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
1710    if (framebuffer == NULL)
1711       return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
1712
1713    framebuffer->attachment_count = pCreateInfo->attachmentCount;
1714    for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
1715       VkImageView _iview = pCreateInfo->pAttachments[i];
1716       framebuffer->attachments[i] = anv_image_view_from_handle(_iview);
1717    }
1718
1719    framebuffer->width = pCreateInfo->width;
1720    framebuffer->height = pCreateInfo->height;
1721    framebuffer->layers = pCreateInfo->layers;
1722
1723    *pFramebuffer = anv_framebuffer_to_handle(framebuffer);
1724
1725    return VK_SUCCESS;
1726 }
1727
1728 void anv_DestroyFramebuffer(
1729     VkDevice                                    _device,
1730     VkFramebuffer                               _fb,
1731     const VkAllocationCallbacks*                pAllocator)
1732 {
1733    ANV_FROM_HANDLE(anv_device, device, _device);
1734    ANV_FROM_HANDLE(anv_framebuffer, fb, _fb);
1735
1736    anv_free2(&device->alloc, pAllocator, fb);
1737 }
1738
1739 void vkCmdDbgMarkerBegin(
1740     VkCommandBuffer                              commandBuffer,
1741     const char*                                 pMarker)
1742    __attribute__ ((visibility ("default")));
1743
1744 void vkCmdDbgMarkerEnd(
1745    VkCommandBuffer                              commandBuffer)
1746    __attribute__ ((visibility ("default")));
1747
1748 void vkCmdDbgMarkerBegin(
1749     VkCommandBuffer                              commandBuffer,
1750     const char*                                 pMarker)
1751 {
1752 }
1753
1754 void vkCmdDbgMarkerEnd(
1755     VkCommandBuffer                              commandBuffer)
1756 {
1757 }