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Add force host pointer import debug variable. 

Signed-off-by: Michal Mrozek <michal.mrozek@intel.com>
This commit is contained in:
Michal Mrozek 2021-05-25 12:23:49 +00:00 committed by Compute-Runtime-Automation
parent 328bfe5ed7
commit c2dbaee128
4 changed files with 21 additions and 1 deletions
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5
level_zero/core/source/driver/driver_handle_imp.cpp
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@ -354,6 +354,11 @@ NEO::GraphicsAllocation *DriverHandleImp::findHostPointerAllocation(void *ptr, s
}
return nullptr;
}
if (NEO::DebugManager.flags.ForceHostPointerImport.get() == 1) {
importExternalPointer(ptr, size);
return hostPointerManager->getHostPointerAllocation(ptr)->hostPtrAllocations.getGraphicsAllocation(rootDeviceIndex);
}
return nullptr;
}

13
level_zero/core/test/unit_tests/sources/cmdlist/test_cmdlist_3.cpp
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@ -1511,5 +1511,18 @@ HWTEST2_F(HostPointerManagerCommandListTest, givenImmediateCommandListWhenMemory
commandList->cmdQImmediate = nullptr;
}
HWTEST2_F(HostPointerManagerCommandListTest, givenDebugModeToRegisterAllHostPointerWhenFindIsCalledThenRegisterHappens, Platforms) {
DebugManagerStateRestore restorer;
DebugManager.flags.ForceHostPointerImport.set(1);
void *testPtr = heapPointer;
auto gfxAllocation = hostDriverHandle->findHostPointerAllocation(testPtr, 0x10u, device->getRootDeviceIndex());
EXPECT_NE(nullptr, gfxAllocation);
EXPECT_EQ(testPtr, gfxAllocation->getUnderlyingBuffer());
auto result = hostDriverHandle->releaseImportedPointer(testPtr);
EXPECT_EQ(ZE_RESULT_SUCCESS, result);
}
} // namespace ult
} // namespace L0

3
opencl/test/unit_test/test_files/igdrcl.config
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@ -243,4 +243,5 @@ AlignLocalMemoryVaTo2MB = -1
EngineInstancedSubDevices = 0
OverrideTimestampPacketSize = -1
ClDeviceGlobalMemSizeAvailablePercent = -1
DebugApiUsed = 0
DebugApiUsed = 0
ForceHostPointerImport = -1

1
shared/source/debug_settings/debug_variables_base.inl
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@ -256,6 +256,7 @@ DECLARE_DEBUG_VARIABLE(int32_t, PassBoundBOToExec, -1, "Pass bound BOs to exec c
DECLARE_DEBUG_VARIABLE(int32_t, EnableStaticPartitioning, -1, "Divide workload into partitions during dispatch, -1: default, 0: disabled, 1: enabled")
DECLARE_DEBUG_VARIABLE(int32_t, UpdateTaskCountFromWait, -1, " Do not update task count after each enqueue, but send update request while wait, -1: default(disabled), 0: disabled, 1: enabled")
DECLARE_DEBUG_VARIABLE(int32_t, DeferOsContextInitialization, -1, "-1: default, 0: create all contexts immediately, 1: defer, if possible")
DECLARE_DEBUG_VARIABLE(int32_t, ForceHostPointerImport, -1, "-1: default, 0: disable, 1: enable, Forces the driver to import every host pointer coming into driver, WARNING this is not spec complaint.")
DECLARE_DEBUG_VARIABLE(bool, UseMaxSimdSizeToDeduceMaxWorkgroupSize, false, "With this flag on, max workgroup size is deduced using SIMD32 instead of SIMD8, this causes the max wkg size to be 4 times bigger")
DECLARE_DEBUG_VARIABLE(bool, ReturnRawGpuTimestamps, false, "Driver returns raw GPU tiemstamps instead of calculated ones.")
DECLARE_DEBUG_VARIABLE(bool, ForcePerDssBackedBufferProgramming, false, "Always program per-DSS memory backed buffer in preamble")