compute-runtime/unit_tests/preemption/preemption_tests.cpp

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/*
* Copyright (c) 2018, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "runtime/command_stream/preemption.h"
#include "runtime/helpers/options.h"
#include "runtime/helpers/dispatch_info.h"
#include "unit_tests/fixtures/preemption_fixture.h"
#include "unit_tests/helpers/debug_manager_state_restore.h"
#include "unit_tests/helpers/hw_parse.h"
#include "unit_tests/mocks/mock_builtins.h"
#include "unit_tests/mocks/mock_device.h"
#include "unit_tests/mocks/mock_graphics_allocation.h"
#include "unit_tests/mocks/mock_kernel.h"
#include "gmock/gmock.h"
using namespace OCLRT;
class ThreadGroupPreemptionTests : public DevicePreemptionTests {
void SetUp() override {
dbgRestore.reset(new DebugManagerStateRestore());
DebugManager.flags.ForcePreemptionMode.set(static_cast<int32_t>(PreemptionMode::ThreadGroup));
preemptionMode = PreemptionMode::ThreadGroup;
DevicePreemptionTests::SetUp();
}
};
class MidThreadPreemptionTests : public DevicePreemptionTests {
void SetUp() override {
dbgRestore.reset(new DebugManagerStateRestore());
DebugManager.flags.ForcePreemptionMode.set(static_cast<int32_t>(PreemptionMode::MidThread));
preemptionMode = PreemptionMode::MidThread;
DevicePreemptionTests::SetUp();
}
};
TEST_F(ThreadGroupPreemptionTests, disallowByKMD) {
waTable->waDisablePerCtxtPreemptionGranularityControl = 1;
EXPECT_FALSE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, disallowByDevice) {
device->setPreemptionMode(PreemptionMode::MidThread);
EXPECT_TRUE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::MidThread, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, disallowByReadWriteFencesWA) {
executionEnvironment->UsesFencesForReadWriteImages = 1u;
waTable->waDisableLSQCROPERFforOCL = 1;
EXPECT_FALSE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, disallowBySchedulerKernel) {
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device, true));
EXPECT_FALSE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, disallowByVmeKernel) {
kernelInfo->isVmeWorkload = true;
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device));
EXPECT_FALSE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, simpleAllow) {
EXPECT_TRUE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, allowDefaultModeForNonKernelRequest) {
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, nullptr));
}
TEST_F(ThreadGroupPreemptionTests, givenKernelWithNoEnvironmentPatchSetWhenLSQCWaIsTurnedOnThenThreadGroupPreemptionIsBeingSelected) {
kernelInfo.get()->patchInfo.executionEnvironment = nullptr;
waTable->waDisableLSQCROPERFforOCL = 1;
EXPECT_TRUE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, givenKernelWithEnvironmentPatchSetWhenLSQCWaIsTurnedOnThenThreadGroupPreemptionIsBeingSelected) {
executionEnvironment.get()->UsesFencesForReadWriteImages = 0;
waTable->waDisableLSQCROPERFforOCL = 1;
EXPECT_TRUE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, givenKernelWithEnvironmentPatchSetWhenLSQCWaIsTurnedOffThenThreadGroupPreemptionIsBeingSelected) {
executionEnvironment.get()->UsesFencesForReadWriteImages = 1;
waTable->waDisableLSQCROPERFforOCL = 0;
EXPECT_TRUE(PreemptionHelper::allowThreadGroupPreemption(kernel.get(), waTable));
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, kernel.get()));
}
TEST_F(ThreadGroupPreemptionTests, allowMidBatch) {
device->setPreemptionMode(PreemptionMode::MidBatch);
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, nullptr));
}
TEST_F(ThreadGroupPreemptionTests, disallowWhenAdjustedDisabled) {
device->setPreemptionMode(PreemptionMode::Disabled);
EXPECT_EQ(PreemptionMode::Disabled, PreemptionHelper::taskPreemptionMode(*device, nullptr));
}
TEST_F(ThreadGroupPreemptionTests, returnDefaultDeviceModeForZeroSizedMdi) {
MultiDispatchInfo multiDispatchInfo;
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, multiDispatchInfo));
}
TEST_F(ThreadGroupPreemptionTests, returnDefaultDeviceModeForValidKernelsInMdi) {
MultiDispatchInfo multiDispatchInfo;
multiDispatchInfo.push(*dispatchInfo);
multiDispatchInfo.push(*dispatchInfo);
EXPECT_EQ(PreemptionMode::ThreadGroup, PreemptionHelper::taskPreemptionMode(*device, multiDispatchInfo));
}
TEST_F(ThreadGroupPreemptionTests, disallowDefaultDeviceModeForValidKernelsInMdiAndDisabledPremption) {
device->setPreemptionMode(PreemptionMode::Disabled);
MultiDispatchInfo multiDispatchInfo;
multiDispatchInfo.push(*dispatchInfo);
multiDispatchInfo.push(*dispatchInfo);
EXPECT_EQ(PreemptionMode::Disabled, PreemptionHelper::taskPreemptionMode(*device, multiDispatchInfo));
}
TEST_F(ThreadGroupPreemptionTests, disallowDefaultDeviceModeWhenAtLeastOneInvalidKernelInMdi) {
MockKernel schedulerKernel(program.get(), *kernelInfo, *device, true);
DispatchInfo schedulerDispatchInfo(&schedulerKernel, 1, Vec3<size_t>(1, 1, 1), Vec3<size_t>(1, 1, 1), Vec3<size_t>(0, 0, 0));
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, &schedulerKernel));
MultiDispatchInfo multiDispatchInfo;
multiDispatchInfo.push(*dispatchInfo);
multiDispatchInfo.push(schedulerDispatchInfo);
multiDispatchInfo.push(*dispatchInfo);
EXPECT_EQ(PreemptionMode::MidBatch, PreemptionHelper::taskPreemptionMode(*device, multiDispatchInfo));
}
TEST_F(MidThreadPreemptionTests, allowMidThreadPreemption) {
device->setPreemptionMode(PreemptionMode::MidThread);
executionEnvironment->DisableMidThreadPreemption = 0;
EXPECT_TRUE(PreemptionHelper::allowMidThreadPreemption(kernel.get(), *device));
}
TEST_F(MidThreadPreemptionTests, allowMidThreadPreemptionNullKernel) {
device->setPreemptionMode(PreemptionMode::MidThread);
EXPECT_TRUE(PreemptionHelper::allowMidThreadPreemption(nullptr, *device));
}
TEST_F(MidThreadPreemptionTests, allowMidThreadPreemptionDeviceSupportPreemptionOnVmeKernel) {
device->setPreemptionMode(PreemptionMode::MidThread);
device->getMutableDeviceInfo()->vmeAvcSupportsPreemption = true;
kernelInfo->isVmeWorkload = true;
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device));
EXPECT_TRUE(PreemptionHelper::allowMidThreadPreemption(kernel.get(), *device));
}
TEST_F(MidThreadPreemptionTests, disallowMidThreadPreemptionByDevice) {
device->setPreemptionMode(PreemptionMode::ThreadGroup);
executionEnvironment->DisableMidThreadPreemption = 0;
EXPECT_FALSE(PreemptionHelper::allowMidThreadPreemption(kernel.get(), *device));
}
TEST_F(MidThreadPreemptionTests, disallowMidThreadPreemptionByKernel) {
device->setPreemptionMode(PreemptionMode::MidThread);
executionEnvironment->DisableMidThreadPreemption = 1;
EXPECT_FALSE(PreemptionHelper::allowMidThreadPreemption(kernel.get(), *device));
}
TEST_F(MidThreadPreemptionTests, disallowMidThreadPreemptionByVmeKernel) {
device->setPreemptionMode(PreemptionMode::MidThread);
device->getMutableDeviceInfo()->vmeAvcSupportsPreemption = false;
kernelInfo->isVmeWorkload = true;
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device));
EXPECT_FALSE(PreemptionHelper::allowMidThreadPreemption(kernel.get(), *device));
}
TEST_F(MidThreadPreemptionTests, taskPreemptionDisallowMidThreadByDevice) {
executionEnvironment->DisableMidThreadPreemption = 0;
device->setPreemptionMode(PreemptionMode::ThreadGroup);
PreemptionMode outMode = PreemptionHelper::taskPreemptionMode(*device, kernel.get());
EXPECT_EQ(PreemptionMode::ThreadGroup, outMode);
}
TEST_F(MidThreadPreemptionTests, taskPreemptionDisallowMidThreadByKernel) {
executionEnvironment->DisableMidThreadPreemption = 1;
device->setPreemptionMode(PreemptionMode::MidThread);
PreemptionMode outMode = PreemptionHelper::taskPreemptionMode(*device, kernel.get());
EXPECT_EQ(PreemptionMode::ThreadGroup, outMode);
}
TEST_F(MidThreadPreemptionTests, taskPreemptionDisallowMidThreadByVmeKernel) {
kernelInfo->isVmeWorkload = true;
device->getMutableDeviceInfo()->vmeAvcSupportsPreemption = false;
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device));
device->setPreemptionMode(PreemptionMode::MidThread);
PreemptionMode outMode = PreemptionHelper::taskPreemptionMode(*device, kernel.get());
//VME disables mid thread and thread group when device does not support it
EXPECT_EQ(PreemptionMode::MidBatch, outMode);
}
TEST_F(MidThreadPreemptionTests, taskPreemptionAllow) {
executionEnvironment->DisableMidThreadPreemption = 0;
device->setPreemptionMode(PreemptionMode::MidThread);
PreemptionMode outMode = PreemptionHelper::taskPreemptionMode(*device, kernel.get());
EXPECT_EQ(PreemptionMode::MidThread, outMode);
}
TEST_F(MidThreadPreemptionTests, taskPreemptionAllowDeviceSupportsPreemptionOnVmeKernel) {
executionEnvironment->DisableMidThreadPreemption = 0;
kernelInfo->isVmeWorkload = true;
kernel.reset(new MockKernel(program.get(), *kernelInfo, *device));
device->getMutableDeviceInfo()->vmeAvcSupportsPreemption = true;
device->setPreemptionMode(PreemptionMode::MidThread);
PreemptionMode outMode = PreemptionHelper::taskPreemptionMode(*device, kernel.get());
EXPECT_EQ(PreemptionMode::MidThread, outMode);
}
TEST_F(DevicePreemptionTests, setDefaultMidThreadPreemption) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::MidThread;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, true, true, true);
EXPECT_EQ(PreemptionMode::MidThread, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultThreadGroupPreemptionNoMidThreadDefault) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::ThreadGroup;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, true, true, true);
EXPECT_EQ(PreemptionMode::ThreadGroup, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultThreadGroupPreemptionNoMidThreadSupport) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::MidThread;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, false, true, true);
EXPECT_EQ(PreemptionMode::ThreadGroup, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultMidBatchPreemptionNoThreadGroupDefault) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::MidBatch;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, true, true, true);
EXPECT_EQ(PreemptionMode::MidBatch, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultMidBatchPreemptionNoThreadGroupSupport) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::MidThread;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, false, false, true);
EXPECT_EQ(PreemptionMode::MidBatch, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultDisabledPreemptionNoMidBatchDefault) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::Disabled;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, true, true, true);
EXPECT_EQ(PreemptionMode::Disabled, devCapabilities.defaultPreemptionMode);
}
TEST_F(DevicePreemptionTests, setDefaultDisabledPreemptionNoMidBatchSupport) {
RuntimeCapabilityTable devCapabilities = {};
devCapabilities.defaultPreemptionMode = PreemptionMode::MidThread;
PreemptionHelper::adjustDefaultPreemptionMode(devCapabilities, false, false, false);
EXPECT_EQ(PreemptionMode::Disabled, devCapabilities.defaultPreemptionMode);
}
struct PreemptionHwTest : ::testing::Test, ::testing::WithParamInterface<PreemptionMode> {
};
HWTEST_P(PreemptionHwTest, getRequiredCmdStreamSizeReturns0WhenPreemptionModeIsNotChanging) {
PreemptionMode mode = GetParam();
size_t requiredSize = PreemptionHelper::getRequiredCmdStreamSize<FamilyType>(mode, mode);
EXPECT_EQ(0U, requiredSize);
StackVec<char, 4096> buffer(requiredSize);
LinearStream cmdStream(buffer.begin(), buffer.size());
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::create<MockDevice>(nullptr));
{
MockBuiltins tmpBuiltins;
tmpBuiltins.overrideSipKernel(std::unique_ptr<OCLRT::SipKernel>(new OCLRT::SipKernel{SipKernelType::Csr, getSipProgramWithCustomBinary()}));
tmpBuiltins.overrideGlobalBuiltins();
PreemptionHelper::programCmdStream<FamilyType>(cmdStream, mode, mode,
nullptr, *mockDevice);
}
EXPECT_EQ(0U, cmdStream.getUsed());
}
HWTEST_P(PreemptionHwTest, getRequiredCmdStreamSizeReturnsSizeOfMiLoadRegisterImmWhenPreemptionModeIsChanging) {
PreemptionMode mode = GetParam();
PreemptionMode differentPreemptionMode = static_cast<PreemptionMode>(0);
if (false == GetPreemptionTestHwDetails<FamilyType>().supportsPreemptionProgramming()) {
EXPECT_EQ(0U, PreemptionHelper::getRequiredCmdStreamSize<FamilyType>(mode, differentPreemptionMode));
return;
}
using MI_LOAD_REGISTER_IMM = typename FamilyType::MI_LOAD_REGISTER_IMM;
size_t requiredSize = PreemptionHelper::getRequiredCmdStreamSize<FamilyType>(mode, differentPreemptionMode);
EXPECT_EQ(sizeof(MI_LOAD_REGISTER_IMM), requiredSize);
StackVec<char, 4096> buffer(requiredSize);
LinearStream cmdStream(buffer.begin(), buffer.size());
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::create<MockDevice>(nullptr));
size_t minCsrSize = mockDevice->getHardwareInfo().pSysInfo->CsrSizeInMb * MemoryConstants::megaByte;
uint64_t minCsrAlignment = 2 * 256 * MemoryConstants::kiloByte;
MockGraphicsAllocation csrSurface((void *)minCsrAlignment, minCsrSize);
PreemptionHelper::programCmdStream<FamilyType>(cmdStream, mode, differentPreemptionMode,
nullptr, *mockDevice);
EXPECT_EQ(requiredSize, cmdStream.getUsed());
}
HWTEST_P(PreemptionHwTest, programCmdStreamAddsProperMiLoadRegisterImmCommandToTheStream) {
PreemptionMode mode = GetParam();
PreemptionMode differentPreemptionMode = static_cast<PreemptionMode>(0);
auto mockDevice = std::unique_ptr<MockDevice>(MockDevice::create<MockDevice>(nullptr));
if (false == GetPreemptionTestHwDetails<FamilyType>().supportsPreemptionProgramming()) {
LinearStream cmdStream(nullptr, 0U);
PreemptionHelper::programCmdStream<FamilyType>(cmdStream, mode, differentPreemptionMode, nullptr, *mockDevice);
EXPECT_EQ(0U, cmdStream.getUsed());
return;
}
using MI_LOAD_REGISTER_IMM = typename FamilyType::MI_LOAD_REGISTER_IMM;
auto hwDetails = GetPreemptionTestHwDetails<FamilyType>();
uint32_t defaultRegValue = hwDetails.defaultRegValue;
uint32_t expectedRegValue = defaultRegValue;
if (hwDetails.modeToRegValueMap.find(mode) != hwDetails.modeToRegValueMap.end()) {
expectedRegValue = hwDetails.modeToRegValueMap[mode];
}
size_t requiredSize = PreemptionHelper::getRequiredCmdStreamSize<FamilyType>(mode, differentPreemptionMode);
StackVec<char, 4096> buffer(requiredSize);
LinearStream cmdStream(buffer.begin(), buffer.size());
size_t minCsrSize = mockDevice->getHardwareInfo().pSysInfo->CsrSizeInMb * MemoryConstants::megaByte;
uint64_t minCsrAlignment = 2 * 256 * MemoryConstants::kiloByte;
MockGraphicsAllocation csrSurface((void *)minCsrAlignment, minCsrSize);
PreemptionHelper::programCmdStream<FamilyType>(cmdStream, mode, differentPreemptionMode,
&csrSurface, *mockDevice);
HardwareParse cmdParser;
cmdParser.parseCommands<FamilyType>(cmdStream);
const uint32_t regAddress = hwDetails.regAddress;
MI_LOAD_REGISTER_IMM *cmd = findMmioCmd<FamilyType>(cmdParser.cmdList.begin(), cmdParser.cmdList.end(), regAddress);
ASSERT_NE(nullptr, cmd);
EXPECT_EQ(expectedRegValue, cmd->getDataDword());
}
INSTANTIATE_TEST_CASE_P(
CreateParametrizedPreemptionHwTest,
PreemptionHwTest,
::testing::Values(PreemptionMode::Disabled, PreemptionMode::MidBatch, PreemptionMode::ThreadGroup, PreemptionMode::MidThread));
HWTEST_F(MidThreadPreemptionTests, createCsrSurfaceNoWa) {
const WorkaroundTable *waTable = platformDevices[0]->pWaTable;
WorkaroundTable tmpWaTable;
tmpWaTable.waCSRUncachable = false;
const_cast<HardwareInfo *>(platformDevices[0])->pWaTable = &tmpWaTable;
std::unique_ptr<MockDevice> mockDevice(Device::create<OCLRT::MockDevice>(platformDevices[0]));
ASSERT_NE(nullptr, mockDevice.get());
auto &csr = mockDevice->getUltCommandStreamReceiver<FamilyType>();
MemoryAllocation *csrSurface = static_cast<MemoryAllocation *>(csr.getPreemptionCsrAllocation());
ASSERT_NE(nullptr, csrSurface);
EXPECT_FALSE(csrSurface->uncacheable);
GraphicsAllocation *devCsrSurface = mockDevice->getPreemptionAllocation();
EXPECT_EQ(csrSurface, devCsrSurface);
const_cast<HardwareInfo *>(platformDevices[0])->pWaTable = waTable;
}
HWTEST_F(MidThreadPreemptionTests, createCsrSurfaceWa) {
const WorkaroundTable *waTable = platformDevices[0]->pWaTable;
WorkaroundTable tmpWaTable;
tmpWaTable.waCSRUncachable = true;
const_cast<HardwareInfo *>(platformDevices[0])->pWaTable = &tmpWaTable;
std::unique_ptr<MockDevice> mockDevice(Device::create<OCLRT::MockDevice>(platformDevices[0]));
ASSERT_NE(nullptr, mockDevice.get());
auto &csr = mockDevice->getUltCommandStreamReceiver<FamilyType>();
MemoryAllocation *csrSurface = static_cast<MemoryAllocation *>(csr.getPreemptionCsrAllocation());
ASSERT_NE(nullptr, csrSurface);
EXPECT_TRUE(csrSurface->uncacheable);
GraphicsAllocation *devCsrSurface = mockDevice->getPreemptionAllocation();
EXPECT_EQ(csrSurface, devCsrSurface);
const_cast<HardwareInfo *>(platformDevices[0])->pWaTable = waTable;
}