refactor: Add dc flush mitigation infrastructure

Signed-off-by: Lukasz Jobczyk <lukasz.jobczyk@intel.com>
This commit is contained in:
Lukasz Jobczyk 2024-06-25 13:43:50 +00:00 committed by Compute-Runtime-Automation
parent 8322495b53
commit 1cba900ad9
13 changed files with 59 additions and 12 deletions

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@ -195,7 +195,8 @@ bool inline copyHostPointer(Buffer *buffer,
auto memory = buffer->getGraphicsAllocation(rootDeviceIndex);
auto isCompressionEnabled = memory->isCompressionEnabled();
const bool isLocalMemory = !MemoryPoolHelper::isSystemMemoryPool(memory->getMemoryPool());
const bool gpuCopyRequired = isCompressionEnabled || isLocalMemory || productHelper.isDcFlushMitigated();
const bool isGpuCopyRequiredForDcFlushMitigation = productHelper.isDcFlushMitigated() && memory->getAllocationType() != AllocationType::bufferHostMemory;
const bool gpuCopyRequired = isCompressionEnabled || isLocalMemory || isGpuCopyRequiredForDcFlushMitigation;
if (gpuCopyRequired) {
auto &hwInfo = device.getHardwareInfo();
@ -210,7 +211,7 @@ bool inline copyHostPointer(Buffer *buffer,
isCompressionEnabled == false &&
productHelper.getLocalMemoryAccessMode(hwInfo) != LocalMemoryAccessMode::cpuAccessDisallowed &&
isLockable &&
!productHelper.isDcFlushMitigated();
!isGpuCopyRequiredForDcFlushMitigation;
if (debugManager.flags.CopyHostPtrOnCpu.get() != -1) {
copyOnCpuAllowed = debugManager.flags.CopyHostPtrOnCpu.get() == 1;
@ -223,7 +224,7 @@ bool inline copyHostPointer(Buffer *buffer,
} else {
auto blitMemoryToAllocationResult = BlitOperationResult::unsupported;
if (productHelper.isBlitterFullySupported(hwInfo) && (isLocalMemory || productHelper.isDcFlushMitigated())) {
if (productHelper.isBlitterFullySupported(hwInfo) && (isLocalMemory || isGpuCopyRequiredForDcFlushMitigation)) {
blitMemoryToAllocationResult = BlitHelperFunctions::blitMemoryToAllocation(device, memory, buffer->getOffset(), hostPtr, {size, 1, 1});
}

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@ -403,7 +403,7 @@ void CopyEngineXeHPAndLater<numTiles, testLocalMemory>::givenSrcCompressedBuffer
template <uint32_t numTiles, bool testLocalMemory>
template <typename FamilyType>
void CopyEngineXeHPAndLater<numTiles, testLocalMemory>::givenCompressedBufferWhenAuxTranslationCalledThenResolveAndCompressImpl() {
if (this->context->getDevice(0u)->areSharedSystemAllocationsAllowed() || !compressionSupported()) {
if (this->context->getDevice(0u)->areSharedSystemAllocationsAllowed() || !compressionSupported() || this->context->getDevice(0u)->getProductHelper().isDcFlushMitigated()) {
// no support for scenarios where stateless is mixed with blitter compression
GTEST_SKIP();
}

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@ -212,6 +212,9 @@ struct PerformanceHintEnqueueMapTest : public PerformanceHintEnqueueTest,
void SetUp() override {
PerformanceHintEnqueueTest::SetUp();
if (context->getDevice(0)->getRootDeviceEnvironment().getProductHelper().isDcFlushMitigated()) {
GTEST_SKIP();
}
}
void TearDown() override {

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@ -1893,6 +1893,10 @@ HWTEST_F(BufferCreateTests, givenClMemCopyHostPointerPassedToBufferCreateWhenAll
auto memoryManager = new MockMemoryManager(true, *executionEnvironment);
executionEnvironment->memoryManager.reset(memoryManager);
if (executionEnvironment->rootDeviceEnvironments[0]->getProductHelper().isDcFlushMitigated()) {
debugManager.flags.AllowDcFlush.set(1);
}
MockClDevice device(new MockDevice(executionEnvironment, mockRootDeviceIndex));
ASSERT_TRUE(device.createEngines());
DeviceFactory::prepareDeviceEnvironments(*device.getExecutionEnvironment());

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@ -1,5 +1,5 @@
/*
* Copyright (C) 2021-2023 Intel Corporation
* Copyright (C) 2021-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@ -115,6 +115,10 @@ HWTEST2_F(PvcAndLaterBufferTests, givenCompressedBufferInSystemAndBlitterSupport
auto pDevice = deviceFactory.rootDevices[0];
auto pMockContext = std::make_unique<MockContext>(pDevice);
if (pDevice->getProductHelper().isDcFlushMitigated()) {
debugManager.flags.AllowDcFlush.set(1);
}
static_cast<MockMemoryManager *>(pDevice->getExecutionEnvironment()->memoryManager.get())->enable64kbpages[0] = true;
static_cast<MockMemoryManager *>(pDevice->getExecutionEnvironment()->memoryManager.get())->localMemorySupported[0] = false;

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@ -1,5 +1,5 @@
/*
* Copyright (C) 2022-2023 Intel Corporation
* Copyright (C) 2022-2024 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
@ -152,6 +152,10 @@ HWTEST_F(BufferCreateWindowsTests, givenClMemCopyHostPointerPassedToBufferCreate
auto memoryManager = new MockMemoryManager(true, *executionEnvironment);
executionEnvironment->memoryManager.reset(memoryManager);
if (executionEnvironment->rootDeviceEnvironments[0]->getProductHelper().isDcFlushMitigated()) {
debugManager.flags.AllowDcFlush.set(1);
}
MockClDevice device(new MockDevice(executionEnvironment, mockRootDeviceIndex));
ASSERT_TRUE(device.createEngines());
DeviceFactory::prepareDeviceEnvironments(*device.getExecutionEnvironment());

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@ -131,6 +131,7 @@ class ProductHelper {
virtual bool isTile64With3DSurfaceOnBCSSupported(const HardwareInfo &hwInfo) const = 0;
virtual bool isDcFlushAllowed() const = 0;
virtual bool isDcFlushMitigated() const = 0;
virtual bool mitigateDcFlush() const = 0;
virtual bool overridePatAndUsageForDcFlushMitigation(AllocationType allocationType) const = 0;
virtual bool overrideCacheableForDcFlushMitigation(AllocationType allocationType) const = 0;
virtual uint32_t computeMaxNeededSubSliceSpace(const HardwareInfo &hwInfo) const = 0;

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@ -394,7 +394,7 @@ bool ProductHelperHw<gfxProduct>::isDisableScratchPagesSupported() const {
template <PRODUCT_FAMILY gfxProduct>
bool ProductHelperHw<gfxProduct>::isDcFlushAllowed() const {
using GfxProduct = typename HwMapper<gfxProduct>::GfxProduct;
bool dcFlushAllowed = GfxProduct::isDcFlushAllowed;
bool dcFlushAllowed = GfxProduct::isDcFlushAllowed && !this->mitigateDcFlush();
if (debugManager.flags.AllowDcFlush.get() != -1) {
dcFlushAllowed = debugManager.flags.AllowDcFlush.get();
@ -403,6 +403,11 @@ bool ProductHelperHw<gfxProduct>::isDcFlushAllowed() const {
return dcFlushAllowed;
}
template <PRODUCT_FAMILY gfxProduct>
bool ProductHelperHw<gfxProduct>::mitigateDcFlush() const {
return false;
}
template <PRODUCT_FAMILY gfxProduct>
bool ProductHelperHw<gfxProduct>::isDcFlushMitigated() const {
using GfxProduct = typename HwMapper<gfxProduct>::GfxProduct;

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@ -76,6 +76,7 @@ class ProductHelperHw : public ProductHelper {
bool isTile64With3DSurfaceOnBCSSupported(const HardwareInfo &hwInfo) const override;
bool isDcFlushAllowed() const override;
bool isDcFlushMitigated() const override;
bool mitigateDcFlush() const override;
bool overridePatAndUsageForDcFlushMitigation(AllocationType allocationType) const override;
bool overrideCacheableForDcFlushMitigation(AllocationType allocationType) const override;
uint32_t computeMaxNeededSubSliceSpace(const HardwareInfo &hwInfo) const override;

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@ -281,6 +281,11 @@ bool ProductHelperHw<IGFX_UNKNOWN>::isDcFlushMitigated() const {
return false;
}
template <>
bool ProductHelperHw<IGFX_UNKNOWN>::mitigateDcFlush() const {
return false;
}
template <>
bool ProductHelperHw<IGFX_UNKNOWN>::overridePatAndUsageForDcFlushMitigation(AllocationType allocationType) const {
return false;

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@ -682,6 +682,11 @@ TEST(GmmTest, givenHwInfoWhenDeviceIsCreatedThenSetThisHwInfoToGmmHelper) {
TEST(GmmTest, givenAllocationTypeWhenGettingUsageTypeThenReturnCorrectValue) {
MockExecutionEnvironment mockExecutionEnvironment{};
const auto &productHelper = mockExecutionEnvironment.rootDeviceEnvironments[0]->getHelper<ProductHelper>();
if (productHelper.isDcFlushMitigated()) {
GTEST_SKIP();
}
for (uint32_t i = 0; i < static_cast<uint32_t>(AllocationType::count); i++) {
auto allocationType = static_cast<AllocationType>(i);
auto uncachedGmmUsageType = productHelper.isNewCoherencyModelSupported() ? GMM_RESOURCE_USAGE_OCL_BUFFER_CSR_UC : GMM_RESOURCE_USAGE_OCL_BUFFER_CACHELINE_MISALIGNED;
@ -880,6 +885,10 @@ TEST(GmmTest, givenUncachedDebugFlagMaskSetWhenAskingForUsageTypeThenReturnUncac
MockExecutionEnvironment mockExecutionEnvironment{};
const auto &productHelper = mockExecutionEnvironment.rootDeviceEnvironments[0]->getHelper<ProductHelper>();
if (productHelper.isDcFlushMitigated()) {
GTEST_SKIP();
}
constexpr int64_t bufferMask = 1 << (static_cast<int64_t>(AllocationType::buffer) - 1);
constexpr int64_t imageMask = 1 << (static_cast<int64_t>(AllocationType::image) - 1);

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@ -311,9 +311,11 @@ HWTEST_F(ProductHelperTest, givenVariousValuesWhenGettingAubStreamSteppingFromHw
HWTEST_F(ProductHelperTest, givenDcFlushMitigationWhenOverridePatAndUsageForDcFlushMitigationThenReturnCorrectValue) {
DebugManagerStateRestore restorer;
for (auto i = 0; i < static_cast<int>(AllocationType::count); ++i) {
auto allocationType = static_cast<AllocationType>(i);
EXPECT_FALSE(productHelper->overridePatAndUsageForDcFlushMitigation(allocationType));
if (!productHelper->isDcFlushMitigated()) {
for (auto i = 0; i < static_cast<int>(AllocationType::count); ++i) {
auto allocationType = static_cast<AllocationType>(i);
EXPECT_FALSE(productHelper->overridePatAndUsageForDcFlushMitigation(allocationType));
}
}
debugManager.flags.AllowDcFlush.set(0);
for (auto i = 0; i < static_cast<int>(AllocationType::count); ++i) {

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@ -2856,7 +2856,11 @@ HWTEST_F(WddmMemoryManagerTest, givenInternalHeapOrLinearStreamTypeWhenAllocatin
ASSERT_NE(nullptr, allocation);
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_STATE_HEAP_BUFFER);
if (rootDeviceEnvironment->getProductHelper().isDcFlushMitigated()) {
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_SYSTEM_MEMORY_BUFFER_CACHELINE_MISALIGNED);
} else {
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_STATE_HEAP_BUFFER);
}
memoryManager->freeGraphicsMemory(allocation);
}
@ -2868,7 +2872,11 @@ HWTEST_F(WddmMemoryManagerTest, givenInternalHeapOrLinearStreamTypeWhenAllocatin
ASSERT_NE(nullptr, allocation);
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_STATE_HEAP_BUFFER);
if (rootDeviceEnvironment->getProductHelper().isDcFlushMitigated()) {
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_SYSTEM_MEMORY_BUFFER_CACHELINE_MISALIGNED);
} else {
EXPECT_TRUE(allocation->getDefaultGmm()->resourceParams.Usage == GMM_RESOURCE_USAGE_TYPE::GMM_RESOURCE_USAGE_OCL_STATE_HEAP_BUFFER);
}
memoryManager->freeGraphicsMemory(allocation);
}