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// Copyright 2019 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn/native/d3d12/AdapterD3D12.h"
#include <string>
#include "dawn/common/Constants.h"
#include "dawn/common/Platform.h"
#include "dawn/common/WindowsUtils.h"
#include "dawn/native/Instance.h"
#include "dawn/native/d3d/D3DError.h"
#include "dawn/native/d3d12/BackendD3D12.h"
#include "dawn/native/d3d12/DeviceD3D12.h"
#include "dawn/native/d3d12/PlatformFunctionsD3D12.h"
#include "dawn/native/d3d12/UtilsD3D12.h"
namespace dawn::native::d3d12 {
Adapter::Adapter(Backend* backend,
ComPtr<IDXGIAdapter3> hardwareAdapter,
const TogglesState& adapterToggles)
: AdapterBase(backend->GetInstance(), wgpu::BackendType::D3D12, adapterToggles),
mHardwareAdapter(hardwareAdapter),
mBackend(backend) {}
Adapter::~Adapter() {
CleanUpDebugLayerFilters();
}
bool Adapter::SupportsExternalImages() const {
// Via dawn::native::d3d12::ExternalImageDXGI::Create
return true;
}
const D3D12DeviceInfo& Adapter::GetDeviceInfo() const {
return mDeviceInfo;
}
IDXGIAdapter3* Adapter::GetHardwareAdapter() const {
return mHardwareAdapter.Get();
}
Backend* Adapter::GetBackend() const {
return mBackend;
}
ComPtr<ID3D12Device> Adapter::GetDevice() const {
return mD3d12Device;
}
MaybeError Adapter::InitializeImpl() {
// D3D12 cannot check for feature support without a device.
// Create the device to populate the adapter properties then reuse it when needed for actual
// rendering.
const PlatformFunctions* functions = GetBackend()->GetFunctions();
if (FAILED(functions->d3d12CreateDevice(GetHardwareAdapter(), D3D_FEATURE_LEVEL_11_0,
__uuidof(ID3D12Device), &mD3d12Device))) {
return DAWN_INTERNAL_ERROR("D3D12CreateDevice failed");
}
DAWN_TRY(InitializeDebugLayerFilters());
DXGI_ADAPTER_DESC1 adapterDesc;
mHardwareAdapter->GetDesc1(&adapterDesc);
mDeviceId = adapterDesc.DeviceId;
mVendorId = adapterDesc.VendorId;
mName = WCharToUTF8(adapterDesc.Description);
DAWN_TRY_ASSIGN(mDeviceInfo, GatherDeviceInfo(*this));
if (adapterDesc.Flags & DXGI_ADAPTER_FLAG_SOFTWARE) {
mAdapterType = wgpu::AdapterType::CPU;
} else {
mAdapterType =
(mDeviceInfo.isUMA) ? wgpu::AdapterType::IntegratedGPU : wgpu::AdapterType::DiscreteGPU;
}
// Convert the adapter's D3D12 driver version to a readable string like "24.21.13.9793".
LARGE_INTEGER umdVersion;
if (mHardwareAdapter->CheckInterfaceSupport(__uuidof(IDXGIDevice), &umdVersion) !=
DXGI_ERROR_UNSUPPORTED) {
uint64_t encodedVersion = umdVersion.QuadPart;
uint16_t mask = 0xFFFF;
mDriverVersion = {static_cast<uint16_t>((encodedVersion >> 48) & mask),
static_cast<uint16_t>((encodedVersion >> 32) & mask),
static_cast<uint16_t>((encodedVersion >> 16) & mask),
static_cast<uint16_t>(encodedVersion & mask)};
mDriverDescription = std::string("D3D12 driver version ") + mDriverVersion.ToString();
}
if (GetInstance()->IsAdapterBlocklistEnabled()) {
#if DAWN_PLATFORM_IS(I386)
DAWN_INVALID_IF(
mDeviceInfo.shaderModel >= 60,
"D3D12 x86 SM6.0+ adapter is blocklisted. See https://crbug.com/tint/1753.");
DAWN_INVALID_IF(
gpu_info::IsNvidia(mVendorId),
"D3D12 NVIDIA x86 adapter is blocklisted. See https://crbug.com/dawn/1196.");
#elif DAWN_PLATFORM_IS(ARM)
return DAWN_VALIDATION_ERROR(
"D3D12 on ARM CPU is blocklisted. See https://crbug.com/dawn/884.");
#endif
}
return {};
}
bool Adapter::AreTimestampQueriesSupported() const {
D3D12_COMMAND_QUEUE_DESC queueDesc = {};
queueDesc.Flags = D3D12_COMMAND_QUEUE_FLAG_NONE;
queueDesc.Type = D3D12_COMMAND_LIST_TYPE_DIRECT;
ComPtr<ID3D12CommandQueue> d3d12CommandQueue;
HRESULT hr = mD3d12Device->CreateCommandQueue(&queueDesc, IID_PPV_ARGS(&d3d12CommandQueue));
if (FAILED(hr)) {
return false;
}
// GetTimestampFrequency returns an error HRESULT when there are bugs in Windows container
// and vGPU implementations.
uint64_t timeStampFrequency;
hr = d3d12CommandQueue->GetTimestampFrequency(&timeStampFrequency);
if (FAILED(hr)) {
return false;
}
return true;
}
void Adapter::InitializeSupportedFeaturesImpl() {
mSupportedFeatures.EnableFeature(Feature::TextureCompressionBC);
mSupportedFeatures.EnableFeature(Feature::MultiPlanarFormats);
mSupportedFeatures.EnableFeature(Feature::Depth32FloatStencil8);
mSupportedFeatures.EnableFeature(Feature::IndirectFirstInstance);
mSupportedFeatures.EnableFeature(Feature::RG11B10UfloatRenderable);
mSupportedFeatures.EnableFeature(Feature::DepthClipControl);
if (AreTimestampQueriesSupported()) {
mSupportedFeatures.EnableFeature(Feature::TimestampQuery);
mSupportedFeatures.EnableFeature(Feature::TimestampQueryInsidePasses);
}
mSupportedFeatures.EnableFeature(Feature::PipelineStatisticsQuery);
// Both Dp4a and ShaderF16 features require DXC version being 1.4 or higher
if (GetBackend()->IsDXCAvailableAndVersionAtLeast(1, 4, 1, 4)) {
if (mDeviceInfo.supportsDP4a) {
mSupportedFeatures.EnableFeature(Feature::ChromiumExperimentalDp4a);
}
if (mDeviceInfo.supportsShaderF16) {
mSupportedFeatures.EnableFeature(Feature::ShaderF16);
}
}
D3D12_FEATURE_DATA_FORMAT_SUPPORT bgra8unormFormatInfo = {};
bgra8unormFormatInfo.Format = DXGI_FORMAT_B8G8R8A8_UNORM;
HRESULT hr = mD3d12Device->CheckFeatureSupport(
D3D12_FEATURE_FORMAT_SUPPORT, &bgra8unormFormatInfo, sizeof(bgra8unormFormatInfo));
if (SUCCEEDED(hr) &&
(bgra8unormFormatInfo.Support1 & D3D12_FORMAT_SUPPORT1_TYPED_UNORDERED_ACCESS_VIEW)) {
mSupportedFeatures.EnableFeature(Feature::BGRA8UnormStorage);
}
}
MaybeError Adapter::InitializeSupportedLimitsImpl(CombinedLimits* limits) {
D3D12_FEATURE_DATA_D3D12_OPTIONS featureData = {};
DAWN_TRY(CheckHRESULT(mD3d12Device->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS,
&featureData, sizeof(featureData)),
"CheckFeatureSupport D3D12_FEATURE_D3D12_OPTIONS"));
// Check if the device is at least D3D_FEATURE_LEVEL_11_1 or D3D_FEATURE_LEVEL_11_0
const D3D_FEATURE_LEVEL levelsToQuery[]{D3D_FEATURE_LEVEL_11_1, D3D_FEATURE_LEVEL_11_0};
D3D12_FEATURE_DATA_FEATURE_LEVELS featureLevels;
featureLevels.NumFeatureLevels = sizeof(levelsToQuery) / sizeof(D3D_FEATURE_LEVEL);
featureLevels.pFeatureLevelsRequested = levelsToQuery;
DAWN_TRY(CheckHRESULT(mD3d12Device->CheckFeatureSupport(D3D12_FEATURE_FEATURE_LEVELS,
&featureLevels, sizeof(featureLevels)),
"CheckFeatureSupport D3D12_FEATURE_FEATURE_LEVELS"));
if (featureLevels.MaxSupportedFeatureLevel == D3D_FEATURE_LEVEL_11_0 &&
featureData.ResourceBindingTier < D3D12_RESOURCE_BINDING_TIER_2) {
return DAWN_VALIDATION_ERROR(
"At least Resource Binding Tier 2 is required for D3D12 Feature Level 11.0 "
"devices.");
}
GetDefaultLimits(&limits->v1);
// https://docs.microsoft.com/en-us/windows/win32/direct3d12/hardware-feature-levels
// Limits that are the same across D3D feature levels
limits->v1.maxTextureDimension1D = D3D12_REQ_TEXTURE1D_U_DIMENSION;
limits->v1.maxTextureDimension2D = D3D12_REQ_TEXTURE2D_U_OR_V_DIMENSION;
limits->v1.maxTextureDimension3D = D3D12_REQ_TEXTURE3D_U_V_OR_W_DIMENSION;
limits->v1.maxTextureArrayLayers = D3D12_REQ_TEXTURE2D_ARRAY_AXIS_DIMENSION;
// Slot values can be 0-15, inclusive:
// https://docs.microsoft.com/en-ca/windows/win32/api/d3d12/ns-d3d12-d3d12_input_element_desc
limits->v1.maxVertexBuffers = 16;
limits->v1.maxVertexAttributes = D3D12_IA_VERTEX_INPUT_RESOURCE_SLOT_COUNT;
// Note: WebGPU requires FL11.1+
// https://docs.microsoft.com/en-us/windows/win32/direct3d12/hardware-support
// Resource Binding Tier: 1 2 3
// Max(CBV+UAV+SRV) 1M 1M 1M+
// Max CBV per stage 14 14 full
// Max SRV per stage 128 full full
// Max UAV in all stages 64 64 full
// Max Samplers per stage 16 2048 2048
// https://docs.microsoft.com/en-us/windows-hardware/test/hlk/testref/efad06e8-51d1-40ce-ad5c-573a134b4bb6
// "full" means the full heap can be used. This is tested
// to work for 1 million descriptors, and 1.1M for tier 3.
uint32_t maxCBVsPerStage;
uint32_t maxSRVsPerStage;
uint32_t maxUAVsAllStages;
uint32_t maxSamplersPerStage;
switch (featureData.ResourceBindingTier) {
case D3D12_RESOURCE_BINDING_TIER_1:
maxCBVsPerStage = 14;
maxSRVsPerStage = 128;
maxUAVsAllStages = 64;
maxSamplersPerStage = 16;
break;
case D3D12_RESOURCE_BINDING_TIER_2:
maxCBVsPerStage = 14;
maxSRVsPerStage = 1'000'000;
maxUAVsAllStages = 64;
maxSamplersPerStage = 2048;
break;
case D3D12_RESOURCE_BINDING_TIER_3:
default:
maxCBVsPerStage = 1'100'000;
maxSRVsPerStage = 1'100'000;
maxUAVsAllStages = 1'100'000;
maxSamplersPerStage = 2048;
break;
}
ASSERT(maxUAVsAllStages / 4 > limits->v1.maxStorageTexturesPerShaderStage);
ASSERT(maxUAVsAllStages / 4 > limits->v1.maxStorageBuffersPerShaderStage);
uint32_t maxUAVsPerStage = maxUAVsAllStages / 2;
limits->v1.maxUniformBuffersPerShaderStage = maxCBVsPerStage;
// Allocate half of the UAVs to storage buffers, and half to storage textures.
limits->v1.maxStorageTexturesPerShaderStage = maxUAVsPerStage / 2;
limits->v1.maxStorageBuffersPerShaderStage = maxUAVsPerStage - maxUAVsPerStage / 2;
limits->v1.maxSampledTexturesPerShaderStage = maxSRVsPerStage;
limits->v1.maxSamplersPerShaderStage = maxSamplersPerStage;
limits->v1.maxColorAttachments = D3D12_SIMULTANEOUS_RENDER_TARGET_COUNT;
limits->v1.maxFragmentCombinedOutputResources = limits->v1.maxColorAttachments +
limits->v1.maxStorageBuffersPerShaderStage +
limits->v1.maxStorageTexturesPerShaderStage;
// https://docs.microsoft.com/en-us/windows/win32/direct3d12/root-signature-limits
// In DWORDS. Descriptor tables cost 1, Root constants cost 1, Root descriptors cost 2.
static constexpr uint32_t kMaxRootSignatureSize = 64u;
// Dawn maps WebGPU's binding model by:
// - (maxBindGroups)
// CBVs/UAVs/SRVs for bind group are a root descriptor table
// - (maxBindGroups)
// Samplers for each bind group are a root descriptor table
// - dynamic uniform buffers - root descriptor
// - dynamic storage buffers - root descriptor plus a root constant for the size
// RESERVED:
// - 3 = max of:
// - 2 root constants for the baseVertex/baseInstance constants.
// - 3 root constants for num workgroups X, Y, Z
static constexpr uint32_t kReservedSlots = 3;
// Costs:
// - bind group: 2 = 1 cbv/uav/srv table + 1 sampler table
// - dynamic uniform buffer: 2 slots for a root descriptor
// - dynamic storage buffer: 3 slots for a root descriptor + root constant
// Available slots after base limits considered.
uint32_t availableRootSignatureSlots =
kMaxRootSignatureSize - kReservedSlots - 2 * limits->v1.maxBindGroups -
2 * limits->v1.maxDynamicUniformBuffersPerPipelineLayout -
3 * limits->v1.maxDynamicStorageBuffersPerPipelineLayout;
while (availableRootSignatureSlots >= 2) {
// Start by incrementing maxDynamicStorageBuffersPerPipelineLayout since the
// default is just 4 and developers likely want more. This scheme currently
// gets us to 8.
if (availableRootSignatureSlots >= 3) {
limits->v1.maxDynamicStorageBuffersPerPipelineLayout += 1;
availableRootSignatureSlots -= 3;
}
if (availableRootSignatureSlots >= 2) {
limits->v1.maxBindGroups += 1;
availableRootSignatureSlots -= 2;
}
if (availableRootSignatureSlots >= 2) {
limits->v1.maxDynamicUniformBuffersPerPipelineLayout += 1;
availableRootSignatureSlots -= 2;
}
}
ASSERT(2 * limits->v1.maxBindGroups + 2 * limits->v1.maxDynamicUniformBuffersPerPipelineLayout +
3 * limits->v1.maxDynamicStorageBuffersPerPipelineLayout <=
kMaxRootSignatureSize - kReservedSlots);
// https://docs.microsoft.com/en-us/windows/win32/direct3dhlsl/sm5-attributes-numthreads
limits->v1.maxComputeWorkgroupSizeX = D3D12_CS_THREAD_GROUP_MAX_X;
limits->v1.maxComputeWorkgroupSizeY = D3D12_CS_THREAD_GROUP_MAX_Y;
limits->v1.maxComputeWorkgroupSizeZ = D3D12_CS_THREAD_GROUP_MAX_Z;
limits->v1.maxComputeInvocationsPerWorkgroup = D3D12_CS_THREAD_GROUP_MAX_THREADS_PER_GROUP;
// https://docs.maxComputeWorkgroupSizeXmicrosoft.com/en-us/windows/win32/api/d3d12/ns-d3d12-d3d12_dispatch_arguments
limits->v1.maxComputeWorkgroupsPerDimension = D3D12_CS_DISPATCH_MAX_THREAD_GROUPS_PER_DIMENSION;
// https://docs.microsoft.com/en-us/windows/win32/direct3d11/overviews-direct3d-11-devices-downlevel-compute-shaders
// Thread Group Shared Memory is limited to 16Kb on downlevel hardware. This is less than
// the 32Kb that is available to Direct3D 11 hardware. D3D12 is also 32kb.
limits->v1.maxComputeWorkgroupStorageSize = 32768;
// Max number of "constants" where each constant is a 16-byte float4
limits->v1.maxUniformBufferBindingSize = D3D12_REQ_CONSTANT_BUFFER_ELEMENT_COUNT * 16;
// D3D12 has no documented limit on the size of a storage buffer binding.
limits->v1.maxStorageBufferBindingSize = 4294967295;
// D3D12 has no documented limit on the buffer size.
limits->v1.maxBufferSize = kAssumedMaxBufferSize;
// Using base limits for:
// TODO(crbug.com/dawn/685):
// - maxInterStageShaderComponents
// - maxVertexBufferArrayStride
// TODO(crbug.com/dawn/1448):
// - maxInterStageShaderVariables
return {};
}
MaybeError Adapter::ValidateFeatureSupportedWithDeviceTogglesImpl(
wgpu::FeatureName feature,
const TogglesState& deviceTogglesState) {
// shader-f16 feature and chromium-experimental-dp4a feature require DXC 1.4 or higher for
// D3D12.
if (feature == wgpu::FeatureName::ShaderF16 ||
feature == wgpu::FeatureName::ChromiumExperimentalDp4a) {
DAWN_INVALID_IF(!(deviceTogglesState.IsEnabled(Toggle::UseDXC) &&
mBackend->IsDXCAvailableAndVersionAtLeast(1, 4, 1, 4)),
"Feature %s requires DXC for D3D12.",
GetInstance()->GetFeatureInfo(feature)->name);
}
return {};
}
MaybeError Adapter::InitializeDebugLayerFilters() {
if (!GetInstance()->IsBackendValidationEnabled()) {
return {};
}
D3D12_MESSAGE_ID denyIds[] = {
//
// Permanent IDs: list of warnings that are not applicable
//
// Resource sub-allocation partially maps pre-allocated heaps. This means the
// entire physical addresses space may have no resources or have many resources
// assigned the same heap.
D3D12_MESSAGE_ID_HEAP_ADDRESS_RANGE_HAS_NO_RESOURCE,
D3D12_MESSAGE_ID_HEAP_ADDRESS_RANGE_INTERSECTS_MULTIPLE_BUFFERS,
// The debug layer validates pipeline objects when they are created. Dawn validates
// them when them when they are set. Therefore, since the issue is caught at a later
// time, we can silence this warnings.
D3D12_MESSAGE_ID_CREATEGRAPHICSPIPELINESTATE_RENDERTARGETVIEW_NOT_SET,
// Adding a clear color during resource creation would require heuristics or delayed
// creation.
// https://crbug.com/dawn/418
D3D12_MESSAGE_ID_CLEARRENDERTARGETVIEW_MISMATCHINGCLEARVALUE,
D3D12_MESSAGE_ID_CLEARDEPTHSTENCILVIEW_MISMATCHINGCLEARVALUE,
// Dawn enforces proper Unmaps at a later time.
// https://crbug.com/dawn/422
D3D12_MESSAGE_ID_EXECUTECOMMANDLISTS_GPU_WRITTEN_READBACK_RESOURCE_MAPPED,
// WebGPU allows empty scissors without empty viewports.
D3D12_MESSAGE_ID_DRAW_EMPTY_SCISSOR_RECTANGLE,
//
// Temporary IDs: list of warnings that should be fixed or promoted
//
// Remove after warning have been addressed
// https://crbug.com/dawn/421
D3D12_MESSAGE_ID_GPU_BASED_VALIDATION_INCOMPATIBLE_RESOURCE_STATE,
// For small placed resource alignment, we first request the small alignment, which may
// get rejected and generate a debug error. Then, we request 0 to get the allowed
// allowed alignment.
D3D12_MESSAGE_ID_CREATERESOURCE_INVALIDALIGNMENT,
// WebGPU allows OOB vertex buffer access and relies on D3D12's robust buffer access
// behavior.
D3D12_MESSAGE_ID_COMMAND_LIST_DRAW_VERTEX_BUFFER_TOO_SMALL,
// WebGPU allows setVertexBuffer with offset that equals to the whole vertex buffer
// size.
// Even this means that no vertex buffer view has been set in D3D12 backend.
// https://crbug.com/dawn/1255
D3D12_MESSAGE_ID_COMMAND_LIST_DRAW_VERTEX_BUFFER_NOT_SET,
// When using f16 in vertex attributes the debug layer may report float16_t as type
// `unknown`, resulting in a CREATEINPUTLAYOUT_TYPE_MISMATCH warning.
// https://crbug.com/tint/1473
D3D12_MESSAGE_ID_CREATEINPUTLAYOUT_TYPE_MISMATCH,
};
// Create a retrieval filter with a deny list to suppress messages.
// Any messages remaining will be converted to Dawn errors.
D3D12_INFO_QUEUE_FILTER filter{};
// Filter out info/message and only create errors from warnings or worse.
D3D12_MESSAGE_SEVERITY severities[] = {
D3D12_MESSAGE_SEVERITY_INFO,
D3D12_MESSAGE_SEVERITY_MESSAGE,
};
filter.DenyList.NumSeverities = ARRAYSIZE(severities);
filter.DenyList.pSeverityList = severities;
filter.DenyList.NumIDs = ARRAYSIZE(denyIds);
filter.DenyList.pIDList = denyIds;
ComPtr<ID3D12InfoQueue> infoQueue;
DAWN_TRY(CheckHRESULT(mD3d12Device.As(&infoQueue),
"D3D12 QueryInterface ID3D12Device to ID3D12InfoQueue"));
// To avoid flooding the console, a storage-filter is also used to
// prevent messages from getting logged.
DAWN_TRY(
CheckHRESULT(infoQueue->PushStorageFilter(&filter), "ID3D12InfoQueue::PushStorageFilter"));
DAWN_TRY(CheckHRESULT(infoQueue->PushRetrievalFilter(&filter),
"ID3D12InfoQueue::PushRetrievalFilter"));
return {};
}
void Adapter::CleanUpDebugLayerFilters() {
if (!GetInstance()->IsBackendValidationEnabled()) {
return;
}
// The device may not exist if this adapter failed to initialize.
if (mD3d12Device == nullptr) {
return;
}
// If the debug layer is not installed, return immediately to avoid crashing the process.
ComPtr<ID3D12InfoQueue> infoQueue;
if (FAILED(mD3d12Device.As(&infoQueue))) {
return;
}
infoQueue->PopRetrievalFilter();
infoQueue->PopStorageFilter();
}
void Adapter::SetupBackendDeviceToggles(TogglesState* deviceToggles) const {
const bool useResourceHeapTier2 = (GetDeviceInfo().resourceHeapTier >= 2);
deviceToggles->Default(Toggle::UseD3D12ResourceHeapTier2, useResourceHeapTier2);
deviceToggles->Default(Toggle::UseD3D12RenderPass, GetDeviceInfo().supportsRenderPass);
deviceToggles->Default(Toggle::UseD3D12ResidencyManagement, true);
deviceToggles->Default(Toggle::D3D12AlwaysUseTypelessFormatsForCastableTexture,
!GetDeviceInfo().supportsCastingFullyTypedFormat);
deviceToggles->Default(Toggle::ApplyClearBigIntegerColorValueWithDraw, true);
// The restriction on the source box specifying a portion of the depth stencil texture in
// CopyTextureRegion() is only available on the D3D12 platforms which doesn't support
// programmable sample positions.
deviceToggles->Default(
Toggle::D3D12UseTempBufferInDepthStencilTextureAndBufferCopyWithNonZeroBufferOffset,
GetDeviceInfo().programmableSamplePositionsTier == 0);
// Check DXC for use_dxc toggle, and default to use FXC
// TODO(dawn:1495): When implementing adapter toggles, promote UseDXC as adapter toggle, and do
// the validation when creating adapters.
if (!GetBackend()->IsDXCAvailable()) {
deviceToggles->ForceSet(Toggle::UseDXC, false);
}
deviceToggles->Default(Toggle::UseDXC, false);
// Disable optimizations when using FXC
// See https://crbug.com/dawn/1203
deviceToggles->Default(Toggle::FxcOptimizations, false);
// By default use the maximum shader-visible heap size allowed.
deviceToggles->Default(Toggle::UseD3D12SmallShaderVisibleHeapForTesting, false);
uint32_t deviceId = GetDeviceId();
uint32_t vendorId = GetVendorId();
// Currently this workaround is only needed on Intel Gen9, Gen9.5 and Gen11 GPUs.
// See http://crbug.com/1161355 for more information.
if (gpu_info::IsIntelGen9(vendorId, deviceId) || gpu_info::IsIntelGen11(vendorId, deviceId)) {
const gpu_info::DriverVersion kFixedDriverVersion = {31, 0, 101, 2114};
if (gpu_info::CompareWindowsDriverVersion(vendorId, GetDriverVersion(),
kFixedDriverVersion) < 0) {
deviceToggles->Default(
Toggle::UseTempBufferInSmallFormatTextureToTextureCopyFromGreaterToLessMipLevel,
true);
}
}
// Currently this workaround is only needed on Intel Gen9, Gen9.5 and Gen12 GPUs.
// See http://crbug.com/dawn/1487 for more information.
if (gpu_info::IsIntelGen9(vendorId, deviceId) || gpu_info::IsIntelGen12LP(vendorId, deviceId) ||
gpu_info::IsIntelGen12HP(vendorId, deviceId)) {
deviceToggles->Default(Toggle::D3D12ForceClearCopyableDepthStencilTextureOnCreation, true);
}
// Currently this workaround is only needed on Intel Gen12 GPUs.
// See http://crbug.com/dawn/1487 for more information.
if (gpu_info::IsIntelGen12LP(vendorId, deviceId) ||
gpu_info::IsIntelGen12HP(vendorId, deviceId)) {
deviceToggles->Default(Toggle::D3D12DontSetClearValueOnDepthTextureCreation, true);
}
// Currently this workaround is needed on any D3D12 backend for some particular situations.
// But we may need to limit it if D3D12 runtime fixes the bug on its new release. See
// https://crbug.com/dawn/1289 for more information.
// TODO(dawn:1289): Unset this toggle when we skip the split on the buffer-texture copy
// on the platforms where UnrestrictedBufferTextureCopyPitchSupported is true.
deviceToggles->Default(Toggle::D3D12SplitBufferTextureCopyForRowsPerImagePaddings, true);
// This workaround is only needed on Intel Gen12LP with driver prior to 30.0.101.1692.
// See http://crbug.com/dawn/949 for more information.
if (gpu_info::IsIntelGen12LP(vendorId, deviceId)) {
const gpu_info::DriverVersion kFixedDriverVersion = {30, 0, 101, 1692};
if (gpu_info::CompareWindowsDriverVersion(vendorId, GetDriverVersion(),
kFixedDriverVersion) == -1) {
deviceToggles->Default(Toggle::D3D12AllocateExtraMemoryFor2DArrayColorTexture, true);
}
}
// This workaround is needed on Intel Gen12LP GPUs with driver >= 30.0.101.4091.
// See http://crbug.com/dawn/1083 for more information.
if (gpu_info::IsIntelGen12LP(vendorId, deviceId)) {
const gpu_info::DriverVersion kDriverVersion = {30, 0, 101, 4091};
if (gpu_info::CompareWindowsDriverVersion(vendorId, GetDriverVersion(), kDriverVersion) !=
-1) {
deviceToggles->Default(Toggle::UseBlitForDepthTextureToTextureCopyToNonzeroSubresource,
true);
}
}
// Currently these workarounds are only needed on Intel Gen9.5 and Gen11 GPUs.
// See http://crbug.com/1237175 and http://crbug.com/dawn/1628 for more information.
if ((gpu_info::IsIntelGen9(vendorId, deviceId) && !gpu_info::IsSkylake(deviceId)) ||
gpu_info::IsIntelGen11(vendorId, deviceId)) {
deviceToggles->Default(
Toggle::D3D12Allocate2DTextureWithCopyDstOrRenderAttachmentAsCommittedResource, true);
// Now we don't need to force clearing depth stencil textures with CopyDst as all the depth
// stencil textures (can only be 2D textures) will be created with CreateCommittedResource()
// instead of CreatePlacedResource().
deviceToggles->Default(Toggle::D3D12ForceClearCopyableDepthStencilTextureOnCreation, false);
}
// Currently this toggle is only needed on Intel Gen9 and Gen9.5 GPUs.
// See http://crbug.com/dawn/1579 for more information.
if (gpu_info::IsIntelGen9(vendorId, deviceId)) {
// We can add workaround when the blending operation is "Add", DstFactor is "Zero" and
// SrcFactor is "DstAlpha".
deviceToggles->ForceSet(
Toggle::D3D12ReplaceAddWithMinusWhenDstFactorIsZeroAndSrcFactorIsDstAlpha, true);
// Unfortunately we cannot add workaround for other cases.
deviceToggles->ForceSet(
Toggle::NoWorkaroundDstAlphaAsSrcBlendFactorForBothColorAndAlphaDoesNotWork, true);
}
#if D3D12_SDK_VERSION >= 602
D3D12_FEATURE_DATA_D3D12_OPTIONS13 featureData13;
if (FAILED(mD3d12Device->CheckFeatureSupport(D3D12_FEATURE_D3D12_OPTIONS13, &featureData13,
sizeof(featureData13)))) {
// If the platform doesn't support D3D12_FEATURE_D3D12_OPTIONS13, default initialize the
// struct to set all features to false.
featureData13 = {};
}
if (!featureData13.TextureCopyBetweenDimensionsSupported)
#endif
{
deviceToggles->ForceSet(
Toggle::D3D12UseTempBufferInTextureToTextureCopyBetweenDifferentDimensions, true);
}
// Polyfill reflect builtin for vec2<f32> on Intel device in usng FXC.
// See https://crbug.com/tint/1798 for more information.
if (gpu_info::IsIntel(vendorId) && !deviceToggles->IsEnabled(Toggle::UseDXC)) {
deviceToggles->Default(Toggle::D3D12PolyfillReflectVec2F32, true);
}
}
ResultOrError<Ref<DeviceBase>> Adapter::CreateDeviceImpl(const DeviceDescriptor* descriptor,
const TogglesState& deviceToggles) {
return Device::Create(this, descriptor, deviceToggles);
}
// Resets the backend device and creates a new one. If any D3D12 objects belonging to the
// current ID3D12Device have not been destroyed, a non-zero value will be returned upon Reset()
// and the subequent call to CreateDevice will return a handle the existing device instead of
// creating a new one.
MaybeError Adapter::ResetInternalDeviceForTestingImpl() {
ASSERT(mD3d12Device.Reset() == 0);
DAWN_TRY(Initialize());
return {};
}
} // namespace dawn::native::d3d12