| // 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/vulkan/AdapterVk.h" |
| |
| #include <algorithm> |
| #include <string> |
| |
| #include "dawn/common/GPUInfo.h" |
| #include "dawn/native/Limits.h" |
| #include "dawn/native/vulkan/BackendVk.h" |
| #include "dawn/native/vulkan/DeviceVk.h" |
| |
| namespace dawn::native::vulkan { |
| |
| namespace { |
| |
| gpu_info::DriverVersion DecodeVulkanDriverVersion(uint32_t vendorID, uint32_t versionRaw) { |
| gpu_info::DriverVersion driverVersion; |
| switch (vendorID) { |
| case gpu_info::kVendorID_Nvidia: |
| driverVersion = {static_cast<uint16_t>((versionRaw >> 22) & 0x3FF), |
| static_cast<uint16_t>((versionRaw >> 14) & 0x0FF), |
| static_cast<uint16_t>((versionRaw >> 6) & 0x0FF), |
| static_cast<uint16_t>(versionRaw & 0x003F)}; |
| break; |
| case gpu_info::kVendorID_Intel: |
| #if DAWN_PLATFORM_IS(WINDOWS) |
| // Windows Vulkan driver releases together with D3D driver, so they share the same |
| // version. But only CCC.DDDD is encoded in 32-bit driverVersion. |
| driverVersion = {static_cast<uint16_t>(versionRaw >> 14), |
| static_cast<uint16_t>(versionRaw & 0x3FFF)}; |
| break; |
| #endif |
| default: |
| // Use Vulkan driver conversions for other vendors |
| driverVersion = {static_cast<uint16_t>(versionRaw >> 22), |
| static_cast<uint16_t>((versionRaw >> 12) & 0x3FF), |
| static_cast<uint16_t>(versionRaw & 0xFFF)}; |
| break; |
| } |
| |
| return driverVersion; |
| } |
| |
| } // anonymous namespace |
| |
| Adapter::Adapter(InstanceBase* instance, |
| VulkanInstance* vulkanInstance, |
| VkPhysicalDevice physicalDevice, |
| const TogglesState& adapterToggles) |
| : AdapterBase(instance, wgpu::BackendType::Vulkan, adapterToggles), |
| mPhysicalDevice(physicalDevice), |
| mVulkanInstance(vulkanInstance) {} |
| |
| Adapter::~Adapter() = default; |
| |
| const VulkanDeviceInfo& Adapter::GetDeviceInfo() const { |
| return mDeviceInfo; |
| } |
| |
| VkPhysicalDevice Adapter::GetPhysicalDevice() const { |
| return mPhysicalDevice; |
| } |
| |
| VulkanInstance* Adapter::GetVulkanInstance() const { |
| return mVulkanInstance.Get(); |
| } |
| |
| bool Adapter::IsDepthStencilFormatSupported(VkFormat format) const { |
| ASSERT(format == VK_FORMAT_D16_UNORM_S8_UINT || format == VK_FORMAT_D24_UNORM_S8_UINT || |
| format == VK_FORMAT_D32_SFLOAT_S8_UINT || format == VK_FORMAT_S8_UINT); |
| |
| VkFormatProperties properties; |
| mVulkanInstance->GetFunctions().GetPhysicalDeviceFormatProperties(mPhysicalDevice, format, |
| &properties); |
| return properties.optimalTilingFeatures & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT; |
| } |
| |
| MaybeError Adapter::InitializeImpl() { |
| DAWN_TRY_ASSIGN(mDeviceInfo, GatherDeviceInfo(*this)); |
| |
| mDriverVersion = DecodeVulkanDriverVersion(mDeviceInfo.properties.vendorID, |
| mDeviceInfo.properties.driverVersion); |
| const std::string driverVersionStr = mDriverVersion.ToString(); |
| |
| #if DAWN_PLATFORM_IS(WINDOWS) |
| // Disable Vulkan adapter on Windows Intel driver < 30.0.101.2111 due to flaky |
| // issues. |
| const gpu_info::DriverVersion kDriverVersion({30, 0, 101, 2111}); |
| if (gpu_info::IsIntel(mDeviceInfo.properties.vendorID) && |
| gpu_info::CompareWindowsDriverVersion(mDeviceInfo.properties.vendorID, mDriverVersion, |
| kDriverVersion) == -1) { |
| return DAWN_FORMAT_INTERNAL_ERROR( |
| "Disable Intel Vulkan adapter on Windows driver version %s. See " |
| "https://crbug.com/1338622.", |
| driverVersionStr); |
| } |
| #endif |
| |
| if (mDeviceInfo.HasExt(DeviceExt::DriverProperties)) { |
| mDriverDescription = mDeviceInfo.driverProperties.driverName; |
| if (mDeviceInfo.driverProperties.driverInfo[0] != '\0') { |
| mDriverDescription += std::string(": ") + mDeviceInfo.driverProperties.driverInfo; |
| } |
| // There may be no driver version in driverInfo. |
| if (mDriverDescription.find(driverVersionStr) == std::string::npos) { |
| mDriverDescription += std::string(" ") + driverVersionStr; |
| } |
| } else { |
| mDriverDescription = std::string("Vulkan driver version ") + driverVersionStr; |
| } |
| |
| mDeviceId = mDeviceInfo.properties.deviceID; |
| mVendorId = mDeviceInfo.properties.vendorID; |
| mName = mDeviceInfo.properties.deviceName; |
| |
| switch (mDeviceInfo.properties.deviceType) { |
| case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU: |
| mAdapterType = wgpu::AdapterType::IntegratedGPU; |
| break; |
| case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU: |
| mAdapterType = wgpu::AdapterType::DiscreteGPU; |
| break; |
| case VK_PHYSICAL_DEVICE_TYPE_CPU: |
| mAdapterType = wgpu::AdapterType::CPU; |
| break; |
| default: |
| mAdapterType = wgpu::AdapterType::Unknown; |
| break; |
| } |
| |
| // Check for essential Vulkan extensions and features |
| // Needed for viewport Y-flip. |
| if (!mDeviceInfo.HasExt(DeviceExt::Maintenance1)) { |
| return DAWN_INTERNAL_ERROR("Vulkan 1.1 or Vulkan 1.0 with KHR_Maintenance1 required."); |
| } |
| |
| // Needed for security |
| if (!mDeviceInfo.features.robustBufferAccess) { |
| return DAWN_INTERNAL_ERROR("Vulkan robustBufferAccess feature required."); |
| } |
| |
| if (!mDeviceInfo.features.textureCompressionBC && |
| !(mDeviceInfo.features.textureCompressionETC2 && |
| mDeviceInfo.features.textureCompressionASTC_LDR)) { |
| return DAWN_INTERNAL_ERROR( |
| "Vulkan textureCompressionBC feature required or both textureCompressionETC2 and " |
| "textureCompressionASTC required."); |
| } |
| |
| // Needed for the respective WebGPU features. |
| if (!mDeviceInfo.features.depthBiasClamp) { |
| return DAWN_INTERNAL_ERROR("Vulkan depthBiasClamp feature required."); |
| } |
| if (!mDeviceInfo.features.fragmentStoresAndAtomics) { |
| return DAWN_INTERNAL_ERROR("Vulkan fragmentStoresAndAtomics feature required."); |
| } |
| if (!mDeviceInfo.features.fullDrawIndexUint32) { |
| return DAWN_INTERNAL_ERROR("Vulkan fullDrawIndexUint32 feature required."); |
| } |
| if (!mDeviceInfo.features.imageCubeArray) { |
| return DAWN_INTERNAL_ERROR("Vulkan imageCubeArray feature required."); |
| } |
| if (!mDeviceInfo.features.independentBlend) { |
| return DAWN_INTERNAL_ERROR("Vulkan independentBlend feature required."); |
| } |
| if (!mDeviceInfo.features.sampleRateShading) { |
| return DAWN_INTERNAL_ERROR("Vulkan sampleRateShading feature required."); |
| } |
| |
| return {}; |
| } |
| |
| void Adapter::InitializeSupportedFeaturesImpl() { |
| // Initialize supported extensions |
| if (mDeviceInfo.features.textureCompressionBC == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::TextureCompressionBC); |
| } |
| |
| if (mDeviceInfo.features.textureCompressionETC2 == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::TextureCompressionETC2); |
| } |
| |
| if (mDeviceInfo.features.textureCompressionASTC_LDR == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::TextureCompressionASTC); |
| } |
| |
| if (mDeviceInfo.features.pipelineStatisticsQuery == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::PipelineStatisticsQuery); |
| } |
| |
| // TODO(dawn:1559) Resolving timestamp queries after a render pass is failing on Qualcomm-based |
| // Android devices. |
| if (mDeviceInfo.properties.limits.timestampComputeAndGraphics == VK_TRUE && |
| !IsAndroidQualcomm()) { |
| mSupportedFeatures.EnableFeature(Feature::TimestampQuery); |
| mSupportedFeatures.EnableFeature(Feature::TimestampQueryInsidePasses); |
| } |
| |
| if (IsDepthStencilFormatSupported(VK_FORMAT_D32_SFLOAT_S8_UINT)) { |
| mSupportedFeatures.EnableFeature(Feature::Depth32FloatStencil8); |
| } |
| |
| if (mDeviceInfo.features.drawIndirectFirstInstance == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::IndirectFirstInstance); |
| } |
| |
| if (mDeviceInfo.HasExt(DeviceExt::ShaderFloat16Int8) && |
| mDeviceInfo.HasExt(DeviceExt::_16BitStorage) && |
| mDeviceInfo.shaderFloat16Int8Features.shaderFloat16 == VK_TRUE && |
| mDeviceInfo._16BitStorageFeatures.storageBuffer16BitAccess == VK_TRUE && |
| mDeviceInfo._16BitStorageFeatures.storageInputOutput16 == VK_TRUE && |
| mDeviceInfo._16BitStorageFeatures.uniformAndStorageBuffer16BitAccess == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::ShaderF16); |
| } |
| |
| if (mDeviceInfo.HasExt(DeviceExt::ShaderIntegerDotProduct) && |
| mDeviceInfo.shaderIntegerDotProductProperties |
| .integerDotProduct4x8BitPackedSignedAccelerated == VK_TRUE && |
| mDeviceInfo.shaderIntegerDotProductProperties |
| .integerDotProduct4x8BitPackedUnsignedAccelerated == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::ChromiumExperimentalDp4a); |
| } |
| |
| // unclippedDepth=true translates to depthClipEnable=false, depthClamp=true |
| if (mDeviceInfo.features.depthClamp == VK_TRUE && |
| mDeviceInfo.HasExt(DeviceExt::DepthClipEnable) && |
| mDeviceInfo.depthClipEnableFeatures.depthClipEnable == VK_TRUE) { |
| mSupportedFeatures.EnableFeature(Feature::DepthClipControl); |
| } |
| |
| VkFormatProperties rg11b10Properties; |
| mVulkanInstance->GetFunctions().GetPhysicalDeviceFormatProperties( |
| mPhysicalDevice, VK_FORMAT_B10G11R11_UFLOAT_PACK32, &rg11b10Properties); |
| |
| if (IsSubset(static_cast<VkFormatFeatureFlags>(VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT | |
| VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT), |
| rg11b10Properties.optimalTilingFeatures)) { |
| mSupportedFeatures.EnableFeature(Feature::RG11B10UfloatRenderable); |
| } |
| |
| VkFormatProperties bgra8unormProperties; |
| mVulkanInstance->GetFunctions().GetPhysicalDeviceFormatProperties( |
| mPhysicalDevice, VK_FORMAT_B8G8R8A8_UNORM, &bgra8unormProperties); |
| if (bgra8unormProperties.optimalTilingFeatures & VK_FORMAT_FEATURE_STORAGE_IMAGE_BIT) { |
| mSupportedFeatures.EnableFeature(Feature::BGRA8UnormStorage); |
| } |
| |
| #if DAWN_PLATFORM_IS(ANDROID) || DAWN_PLATFORM_IS(CHROMEOS) |
| // TODO(chromium:1258986): Precisely enable the feature by querying the device's format |
| // features. |
| mSupportedFeatures.EnableFeature(Feature::MultiPlanarFormats); |
| #endif // DAWN_PLATFORM_IS(ANDROID) || DAWN_PLATFORM_IS(CHROMEOS) |
| } |
| |
| MaybeError Adapter::InitializeSupportedLimitsImpl(CombinedLimits* limits) { |
| GetDefaultLimits(&limits->v1); |
| CombinedLimits baseLimits = *limits; |
| |
| const VkPhysicalDeviceLimits& vkLimits = mDeviceInfo.properties.limits; |
| |
| #define CHECK_AND_SET_V1_LIMIT_IMPL(vulkanName, webgpuName, compareOp, msgSegment) \ |
| do { \ |
| if (vkLimits.vulkanName compareOp baseLimits.v1.webgpuName) { \ |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan limits for " #webgpuName \ |
| "." \ |
| " VkPhysicalDeviceLimits::" #vulkanName \ |
| " must be at " msgSegment " " + \ |
| std::to_string(baseLimits.v1.webgpuName)); \ |
| } \ |
| limits->v1.webgpuName = vkLimits.vulkanName; \ |
| } while (false) |
| |
| #define CHECK_AND_SET_V1_MAX_LIMIT(vulkanName, webgpuName) \ |
| CHECK_AND_SET_V1_LIMIT_IMPL(vulkanName, webgpuName, <, "least") |
| #define CHECK_AND_SET_V1_MIN_LIMIT(vulkanName, webgpuName) \ |
| CHECK_AND_SET_V1_LIMIT_IMPL(vulkanName, webgpuName, >, "most") |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxImageDimension1D, maxTextureDimension1D); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxImageDimension2D, maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxImageDimensionCube, maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxFramebufferWidth, maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxFramebufferHeight, maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxViewportDimensions[0], maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxViewportDimensions[1], maxTextureDimension2D); |
| CHECK_AND_SET_V1_MAX_LIMIT(viewportBoundsRange[1], maxTextureDimension2D); |
| limits->v1.maxTextureDimension2D = std::min({ |
| static_cast<uint32_t>(vkLimits.maxImageDimension2D), |
| static_cast<uint32_t>(vkLimits.maxImageDimensionCube), |
| static_cast<uint32_t>(vkLimits.maxFramebufferWidth), |
| static_cast<uint32_t>(vkLimits.maxFramebufferHeight), |
| static_cast<uint32_t>(vkLimits.maxViewportDimensions[0]), |
| static_cast<uint32_t>(vkLimits.maxViewportDimensions[1]), |
| static_cast<uint32_t>(vkLimits.viewportBoundsRange[1]), |
| }); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxImageDimension3D, maxTextureDimension3D); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxImageArrayLayers, maxTextureArrayLayers); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxBoundDescriptorSets, maxBindGroups); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxDescriptorSetUniformBuffersDynamic, |
| maxDynamicUniformBuffersPerPipelineLayout); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxDescriptorSetStorageBuffersDynamic, |
| maxDynamicStorageBuffersPerPipelineLayout); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxPerStageDescriptorSampledImages, |
| maxSampledTexturesPerShaderStage); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxPerStageDescriptorSamplers, maxSamplersPerShaderStage); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxPerStageDescriptorStorageBuffers, |
| maxStorageBuffersPerShaderStage); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxPerStageDescriptorStorageImages, |
| maxStorageTexturesPerShaderStage); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxPerStageDescriptorUniformBuffers, |
| maxUniformBuffersPerShaderStage); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxUniformBufferRange, maxUniformBufferBindingSize); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxStorageBufferRange, maxStorageBufferBindingSize); |
| |
| CHECK_AND_SET_V1_MIN_LIMIT(minUniformBufferOffsetAlignment, minUniformBufferOffsetAlignment); |
| CHECK_AND_SET_V1_MIN_LIMIT(minStorageBufferOffsetAlignment, minStorageBufferOffsetAlignment); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxVertexInputBindings, maxVertexBuffers); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxVertexInputAttributes, maxVertexAttributes); |
| |
| if (vkLimits.maxVertexInputBindingStride < baseLimits.v1.maxVertexBufferArrayStride || |
| vkLimits.maxVertexInputAttributeOffset < baseLimits.v1.maxVertexBufferArrayStride - 1) { |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan limits for maxVertexBufferArrayStride"); |
| } |
| limits->v1.maxVertexBufferArrayStride = |
| std::min(vkLimits.maxVertexInputBindingStride, vkLimits.maxVertexInputAttributeOffset + 1); |
| |
| if (vkLimits.maxVertexOutputComponents < baseLimits.v1.maxInterStageShaderComponents || |
| vkLimits.maxFragmentInputComponents < baseLimits.v1.maxInterStageShaderComponents) { |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan limits for maxInterStageShaderComponents"); |
| } |
| limits->v1.maxInterStageShaderComponents = |
| std::min(vkLimits.maxVertexOutputComponents, vkLimits.maxFragmentInputComponents); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeSharedMemorySize, maxComputeWorkgroupStorageSize); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupInvocations, maxComputeInvocationsPerWorkgroup); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupSize[0], maxComputeWorkgroupSizeX); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupSize[1], maxComputeWorkgroupSizeY); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupSize[2], maxComputeWorkgroupSizeZ); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupCount[0], maxComputeWorkgroupsPerDimension); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupCount[1], maxComputeWorkgroupsPerDimension); |
| CHECK_AND_SET_V1_MAX_LIMIT(maxComputeWorkGroupCount[2], maxComputeWorkgroupsPerDimension); |
| limits->v1.maxComputeWorkgroupsPerDimension = std::min({ |
| vkLimits.maxComputeWorkGroupCount[0], |
| vkLimits.maxComputeWorkGroupCount[1], |
| vkLimits.maxComputeWorkGroupCount[2], |
| }); |
| |
| CHECK_AND_SET_V1_MAX_LIMIT(maxColorAttachments, maxColorAttachments); |
| if (!IsSubset(VkSampleCountFlags(VK_SAMPLE_COUNT_1_BIT | VK_SAMPLE_COUNT_4_BIT), |
| vkLimits.framebufferColorSampleCounts)) { |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan limits for framebufferColorSampleCounts"); |
| } |
| if (!IsSubset(VkSampleCountFlags(VK_SAMPLE_COUNT_1_BIT | VK_SAMPLE_COUNT_4_BIT), |
| vkLimits.framebufferDepthSampleCounts)) { |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan limits for framebufferDepthSampleCounts"); |
| } |
| |
| if (mDeviceInfo.HasExt(DeviceExt::Maintenance3)) { |
| limits->v1.maxBufferSize = mDeviceInfo.propertiesMaintenance3.maxMemoryAllocationSize; |
| if (mDeviceInfo.propertiesMaintenance3.maxMemoryAllocationSize < |
| baseLimits.v1.maxBufferSize) { |
| return DAWN_INTERNAL_ERROR("Insufficient Vulkan maxBufferSize limit"); |
| } |
| } else { |
| limits->v1.maxBufferSize = kAssumedMaxBufferSize; |
| } |
| |
| // Only check maxFragmentCombinedOutputResources on mobile GPUs. Desktop GPUs drivers seem |
| // to put incorrect values for this limit with things like 8 or 16 when they can do bindless |
| // storage buffers. Mesa llvmpipe driver also puts 8 here. |
| uint32_t vendorId = mDeviceInfo.properties.vendorID; |
| if (!gpu_info::IsAMD(vendorId) && !gpu_info::IsIntel(vendorId) && !gpu_info::IsMesa(vendorId) && |
| !gpu_info::IsNvidia(vendorId)) { |
| if (vkLimits.maxFragmentCombinedOutputResources < |
| kMaxColorAttachments + baseLimits.v1.maxStorageTexturesPerShaderStage + |
| baseLimits.v1.maxStorageBuffersPerShaderStage) { |
| return DAWN_INTERNAL_ERROR( |
| "Insufficient Vulkan maxFragmentCombinedOutputResources limit"); |
| } |
| |
| uint32_t maxFragmentCombinedOutputResources = kMaxColorAttachments + |
| limits->v1.maxStorageTexturesPerShaderStage + |
| limits->v1.maxStorageBuffersPerShaderStage; |
| |
| if (maxFragmentCombinedOutputResources > vkLimits.maxFragmentCombinedOutputResources) { |
| // WebGPU's maxFragmentCombinedOutputResources exceeds the Vulkan limit. |
| // Decrease |maxStorageTexturesPerShaderStage| and |maxStorageBuffersPerShaderStage| |
| // to fit within the Vulkan limit. |
| uint32_t countOverLimit = |
| maxFragmentCombinedOutputResources - vkLimits.maxFragmentCombinedOutputResources; |
| |
| uint32_t maxStorageTexturesOverBase = limits->v1.maxStorageTexturesPerShaderStage - |
| baseLimits.v1.maxStorageTexturesPerShaderStage; |
| uint32_t maxStorageBuffersOverBase = limits->v1.maxStorageBuffersPerShaderStage - |
| baseLimits.v1.maxStorageBuffersPerShaderStage; |
| |
| // Reduce the number of resources by half the overage count, but clamp to |
| // to ensure we don't go below the base limits. |
| uint32_t numFewerStorageTextures = |
| std::min(countOverLimit / 2, maxStorageTexturesOverBase); |
| uint32_t numFewerStorageBuffers = |
| std::min((countOverLimit + 1) / 2, maxStorageBuffersOverBase); |
| |
| if (numFewerStorageTextures == maxStorageTexturesOverBase) { |
| // If |numFewerStorageTextures| was clamped, subtract the remaining |
| // from the storage buffers. |
| numFewerStorageBuffers = countOverLimit - numFewerStorageTextures; |
| ASSERT(numFewerStorageBuffers <= maxStorageBuffersOverBase); |
| } else if (numFewerStorageBuffers == maxStorageBuffersOverBase) { |
| // If |numFewerStorageBuffers| was clamped, subtract the remaining |
| // from the storage textures. |
| numFewerStorageTextures = countOverLimit - numFewerStorageBuffers; |
| ASSERT(numFewerStorageTextures <= maxStorageTexturesOverBase); |
| } |
| limits->v1.maxStorageTexturesPerShaderStage -= numFewerStorageTextures; |
| limits->v1.maxStorageBuffersPerShaderStage -= numFewerStorageBuffers; |
| } |
| } |
| |
| // Using base limits for: |
| // TODO(crbug.com/dawn/1448): |
| // - maxInterStageShaderVariables |
| |
| return {}; |
| } |
| |
| bool Adapter::SupportsExternalImages() const { |
| // Via dawn::native::vulkan::WrapVulkanImage |
| return external_memory::Service::CheckSupport(mDeviceInfo) && |
| external_semaphore::Service::CheckSupport(mDeviceInfo, mPhysicalDevice, |
| mVulkanInstance->GetFunctions()); |
| } |
| |
| void Adapter::SetupBackendDeviceToggles(TogglesState* deviceToggles) const { |
| // TODO(crbug.com/dawn/857): tighten this workaround when this issue is fixed in both |
| // Vulkan SPEC and drivers. |
| deviceToggles->Default(Toggle::UseTemporaryBufferInCompressedTextureToTextureCopy, true); |
| |
| if (IsAndroidQualcomm()) { |
| // dawn:1564: Clearing a depth/stencil buffer in a render pass and then sampling it in a |
| // compute pass in the same command buffer causes a crash on Qualcomm GPUs. To work around |
| // that bug, split the command buffer any time we can detect that situation. |
| deviceToggles->Default( |
| Toggle::VulkanSplitCommandBufferOnDepthStencilComputeSampleAfterRenderPass, true); |
| |
| // dawn:1569: Qualcomm devices have a bug resolving into a non-zero level of an array |
| // texture. Work around it by resolving into a single level texture and then copying into |
| // the intended layer. |
| deviceToggles->Default(Toggle::AlwaysResolveIntoZeroLevelAndLayer, true); |
| } |
| |
| // The environment can request to various options for depth-stencil formats that could be |
| // unavailable. Override the decision if it is not applicable. |
| bool supportsD32s8 = IsDepthStencilFormatSupported(VK_FORMAT_D32_SFLOAT_S8_UINT); |
| bool supportsD24s8 = IsDepthStencilFormatSupported(VK_FORMAT_D24_UNORM_S8_UINT); |
| bool supportsS8 = IsDepthStencilFormatSupported(VK_FORMAT_S8_UINT); |
| |
| ASSERT(supportsD32s8 || supportsD24s8); |
| |
| if (!supportsD24s8) { |
| deviceToggles->ForceSet(Toggle::VulkanUseD32S8, true); |
| } |
| if (!supportsD32s8) { |
| deviceToggles->ForceSet(Toggle::VulkanUseD32S8, false); |
| } |
| // By default try to use D32S8 for Depth24PlusStencil8 |
| deviceToggles->Default(Toggle::VulkanUseD32S8, true); |
| |
| if (!supportsS8) { |
| deviceToggles->ForceSet(Toggle::VulkanUseS8, false); |
| } |
| // By default try to use S8 if available. |
| deviceToggles->Default(Toggle::VulkanUseS8, true); |
| |
| // The environment can only request to use VK_KHR_zero_initialize_workgroup_memory when the |
| // extension is available. Override the decision if it is no applicable. |
| if (!GetDeviceInfo().HasExt(DeviceExt::ZeroInitializeWorkgroupMemory)) { |
| deviceToggles->ForceSet(Toggle::VulkanUseZeroInitializeWorkgroupMemoryExtension, false); |
| } |
| // By default try to initialize workgroup memory with OpConstantNull according to the Vulkan |
| // extension VK_KHR_zero_initialize_workgroup_memory. |
| deviceToggles->Default(Toggle::VulkanUseZeroInitializeWorkgroupMemoryExtension, true); |
| } |
| |
| ResultOrError<Ref<DeviceBase>> Adapter::CreateDeviceImpl(const DeviceDescriptor* descriptor, |
| const TogglesState& deviceToggles) { |
| return Device::Create(this, descriptor, deviceToggles); |
| } |
| |
| MaybeError Adapter::ValidateFeatureSupportedWithDeviceTogglesImpl( |
| wgpu::FeatureName feature, |
| const TogglesState& deviceToggles) { |
| return {}; |
| } |
| |
| // Android devices with Qualcomm GPUs have a myriad of known issues. (dawn:1549) |
| bool Adapter::IsAndroidQualcomm() const { |
| #if DAWN_PLATFORM_IS(ANDROID) |
| return gpu_info::IsQualcomm(GetVendorId()); |
| #else |
| return false; |
| #endif |
| } |
| |
| } // namespace dawn::native::vulkan |
