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/*
* Copyright (C) 2019-2022 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/command_stream/command_stream_receiver_hw.h"
#include "shared/source/gen11/hw_cmds.h"
#include "shared/source/gen11/reg_configs.h"
#include "shared/source/helpers/hw_helper.h"
#include "shared/test/common/cmd_parse/hw_parse.h"
#include "shared/test/common/helpers/dispatch_flags_helper.h"
#include "shared/test/common/mocks/mock_allocation_properties.h"
#include "shared/test/common/mocks/mock_device.h"
#include "shared/test/common/test_macros/header/per_product_test_definitions.h"
#include "shared/test/common/test_macros/test.h"
using namespace NEO;
struct Gen11CoherencyRequirements : public ::testing::Test {
typedef typename Gen11Family::MI_LOAD_REGISTER_IMM MI_LOAD_REGISTER_IMM;
struct myCsr : public CommandStreamReceiverHw<Gen11Family> {
using CommandStreamReceiver::commandStream;
using CommandStreamReceiver::streamProperties;
myCsr(ExecutionEnvironment &executionEnvironment) : CommandStreamReceiverHw<Gen11Family>(executionEnvironment, 0, 1){};
CsrSizeRequestFlags *getCsrRequestFlags() { return &csrSizeRequestFlags; }
};
void overrideCoherencyRequest(bool requestChanged, bool requireCoherency) {
csr->streamProperties.stateComputeMode.isCoherencyRequired.isDirty = requestChanged;
csr->streamProperties.stateComputeMode.isCoherencyRequired.value = requireCoherency;
flags.requiresCoherency = requireCoherency;
}
void SetUp() override {
device.reset(MockDevice::createWithNewExecutionEnvironment<MockDevice>(defaultHwInfo.get()));
csr = new myCsr(*device->executionEnvironment);
device->resetCommandStreamReceiver(csr);
}
myCsr *csr = nullptr;
std::unique_ptr<MockDevice> device;
DispatchFlags flags = DispatchFlagsHelper::createDefaultDispatchFlags();
};
GEN11TEST_F(Gen11CoherencyRequirements, GivenSettingsWhenCoherencyRequestedThenProgrammingIsCorrect) {
overrideCoherencyRequest(false, false);
EXPECT_FALSE(csr->streamProperties.stateComputeMode.isDirty());
overrideCoherencyRequest(false, true);
EXPECT_FALSE(csr->streamProperties.stateComputeMode.isDirty());
overrideCoherencyRequest(true, true);
EXPECT_TRUE(csr->streamProperties.stateComputeMode.isDirty());
overrideCoherencyRequest(true, false);
EXPECT_TRUE(csr->streamProperties.stateComputeMode.isDirty());
}
GEN11TEST_F(Gen11CoherencyRequirements, GivenSettingsWhenCoherencyRequestedThenHdcModeCmdValuesAreCorrect) {
auto lriSize = sizeof(MI_LOAD_REGISTER_IMM);
char buff[MemoryConstants::pageSize];
LinearStream stream(buff, MemoryConstants::pageSize);
auto expectedCmd = FamilyType::cmdInitLoadRegisterImm;
expectedCmd.setRegisterOffset(gen11HdcModeRegister::address);
expectedCmd.setDataDword(DwordBuilder::build(gen11HdcModeRegister::forceNonCoherentEnableBit, true));
overrideCoherencyRequest(true, false);
csr->programComputeMode(stream, flags, *defaultHwInfo);
EXPECT_EQ(lriSize, stream.getUsed());
auto cmd = reinterpret_cast<MI_LOAD_REGISTER_IMM *>(stream.getCpuBase());
EXPECT_TRUE(memcmp(&expectedCmd, cmd, lriSize) == 0);
overrideCoherencyRequest(true, true);
csr->programComputeMode(stream, flags, *defaultHwInfo);
EXPECT_EQ(lriSize * 2, stream.getUsed());
cmd = reinterpret_cast<MI_LOAD_REGISTER_IMM *>(ptrOffset(stream.getCpuBase(), lriSize));
expectedCmd.setDataDword(DwordBuilder::build(gen11HdcModeRegister::forceNonCoherentEnableBit, true, false));
EXPECT_TRUE(memcmp(&expectedCmd, cmd, lriSize) == 0);
}
struct Gen11CoherencyProgramingTest : public Gen11CoherencyRequirements {
void SetUp() override {
Gen11CoherencyRequirements::SetUp();
startOffset = csr->commandStream.getUsed();
}
void flushTask(bool coherencyRequired) {
flags.requiresCoherency = coherencyRequired;
auto graphicAlloc = csr->getMemoryManager()->allocateGraphicsMemoryWithProperties(MockAllocationProperties{csr->getRootDeviceIndex(), MemoryConstants::pageSize});
IndirectHeap stream(graphicAlloc);
startOffset = csr->commandStream.getUsed();
csr->flushTask(stream, 0, &stream, &stream, &stream, 0, flags, *device);
csr->getMemoryManager()->freeGraphicsMemory(graphicAlloc);
};
void findMmio(bool expectToBeProgrammed, uint32_t registerAddress) {
HardwareParse hwParser;
hwParser.parseCommands<Gen11Family>(csr->commandStream, startOffset);
bool foundOne = false;
for (auto it = hwParser.cmdList.begin(); it != hwParser.cmdList.end(); it++) {
auto cmd = genCmdCast<MI_LOAD_REGISTER_IMM *>(*it);
if (cmd && cmd->getRegisterOffset() == registerAddress) {
EXPECT_FALSE(foundOne);
foundOne = true;
}
}
EXPECT_EQ(expectToBeProgrammed, foundOne);
};
void findMmio(bool expectToBeProgrammed) {
findMmio(expectToBeProgrammed, gen11HdcModeRegister::address);
}
size_t startOffset;
};
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWhenFlushFirstTaskWithoutCoherencyRequiredThenProgramMmio) {
flushTask(false);
findMmio(true);
}
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWhenFlushFirstTaskWithCoherencyRequiredThenProgramMmio) {
flushTask(true);
findMmio(true);
}
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWithFlushedFirstTaskWithCoherencyRequiredWhenFlushNextTaskWithoutChangingCoherencyRequirementThenDoNotProgramMmio) {
flushTask(true);
flushTask(true);
findMmio(false);
}
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWithFlushedFirstTaskWithoutCoherencyRequiredWhenFlushNextTaskWithoutChangingCoherencyRequirementThenDoNotProgramMmio) {
flushTask(false);
flushTask(false);
findMmio(false);
}
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWithFlushedFirstTaskWithCoherencyRequiredWhenFlushNextTaskWithChangingCoherencyRequirementThenProgramMmio) {
flushTask(true);
flushTask(false);
findMmio(true);
}
GEN11TEST_F(Gen11CoherencyProgramingTest, givenCsrWithFlushedFirstTaskWithoutCoherencyRequiredWhenFlushNextTaskWithChangingCoherencyRequirementThenProgramMmio) {
flushTask(false);
flushTask(true);
findMmio(true);
}
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