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Add prelim DRM page fault allocation check support

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Signed-off-by: Daniel Chabrowski daniel.chabrowski@intel.com
Related-To: NEO-6591
This commit is contained in:
Daniel Chabrowski
2022-02-10 16:16:37 +00:00
committed by Compute-Runtime-Automation
parent d1f2e40e5f
commit 23999110ed
13 changed files with 181 additions and 32 deletions
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93
shared/test/unit_test/os_interface/linux/drm_query_topology_prelim_tests.cpp
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@@ -12,6 +12,7 @@
#include "shared/test/common/helpers/default_hw_info.h"
#include "shared/test/common/libult/linux/drm_mock_prelim_context.h"
#include "shared/test/common/libult/linux/drm_query_mock.h"
#include "shared/test/common/mocks/linux/mock_drm_allocation.h"
#include "shared/test/common/test_macros/test.h"
#include "gtest/gtest.h"
@@ -314,3 +315,95 @@ TEST_F(QueryTopologyTests, givenDrmWhenGettingTopologyMapThenCorrectMapIsReturne
EXPECT_EQ(drmMock->queryComputeSlicesSCount, topologyMap.at(i).sliceIndices.size());
}
}
TEST(DrmQueryTest, WhenCallingQueryPageFaultSupportThenReturnFalseByDefault) {
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
drm.queryPageFaultSupport();
EXPECT_FALSE(drm.hasPageFaultSupport());
}
TEST(DrmQueryTest, givenPageFaultSupportEnabledWhenCallingQueryPageFaultSupportThenReturnCorrectValue) {
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
for (bool hasPageFaultSupport : {false, true}) {
drm.context.hasPageFaultQueryValue = hasPageFaultSupport;
drm.queryPageFaultSupport();
EXPECT_EQ(hasPageFaultSupport, drm.hasPageFaultSupport());
}
}
TEST(DrmQueryTest, WhenQueryPageFaultSupportFailsThenReturnFalse) {
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
drm.context.hasPageFaultQueryReturn = -1;
drm.queryPageFaultSupport();
EXPECT_FALSE(drm.hasPageFaultSupport());
}
TEST(DrmQueryTest, givenUseKmdMigrationWhenShouldAllocationFaultIsCalledOnFaultableHardwareThenReturnCorrectValue) {
DebugManagerStateRestore restorer;
DebugManager.flags.UseKmdMigration.set(true);
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
drm.pageFaultSupported = true;
AllocationType allocationTypesThatShouldFault[] = {
AllocationType::UNIFIED_SHARED_MEMORY};
for (auto allocationType : allocationTypesThatShouldFault) {
MockDrmAllocation allocation(allocationType, MemoryPool::MemoryNull);
EXPECT_TRUE(allocation.shouldAllocationPageFault(&drm));
}
MockDrmAllocation allocation(AllocationType::BUFFER, MemoryPool::MemoryNull);
EXPECT_FALSE(allocation.shouldAllocationPageFault(&drm));
}
TEST(DrmQueryTest, givenRecoverablePageFaultsEnabledWhenCallingHasPageFaultSupportThenReturnCorrectValue) {
DebugManagerStateRestore restorer;
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
for (bool hasPageFaultSupport : {false, true}) {
DebugManager.flags.EnableRecoverablePageFaults.set(hasPageFaultSupport);
EXPECT_EQ(hasPageFaultSupport, drm.hasPageFaultSupport());
}
}
TEST(DrmQueryTest, givenDrmAllocationWhenShouldAllocationFaultIsCalledOnNonFaultableHardwareThenReturnFalse) {
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
drm.pageFaultSupported = false;
MockDrmAllocation allocation(AllocationType::BUFFER, MemoryPool::MemoryNull);
EXPECT_FALSE(allocation.shouldAllocationPageFault(&drm));
}
TEST(DrmQueryTest, givenEnableImplicitMigrationOnFaultableHardwareWhenShouldAllocationFaultIsCalledThenReturnTrue) {
DebugManagerStateRestore restorer;
DebugManager.flags.EnableImplicitMigrationOnFaultableHardware.set(true);
auto executionEnvironment = std::make_unique<ExecutionEnvironment>();
executionEnvironment->prepareRootDeviceEnvironments(1);
DrmQueryMock drm{*executionEnvironment->rootDeviceEnvironments[0]};
drm.pageFaultSupported = true;
MockDrmAllocation allocation(AllocationType::BUFFER, MemoryPool::MemoryNull);
EXPECT_TRUE(allocation.shouldAllocationPageFault(&drm));
}