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[1/n] Unified Shared Memory

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- Add Internal Allocation type to differentiate SVM allocs from UM allocs.
- Add API to make internal allocations resident.
- Add API to allocate UM.

Related-To: NEO-3148

Change-Id: I9787891c5a0ffccac45c43bc5fde4ea50f37d703
Signed-off-by: Mrozek, Michal <michal.mrozek@intel.com>
This commit is contained in:
Mrozek, Michal
2019-06-11 11:17:01 +02:00
committed by sys_ocldev
parent 145f5b20e9
commit 4188f6dce8
4 changed files with 85 additions and 0 deletions
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25
unit_tests/command_queue/enqueue_svm_tests.cpp
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@@ -19,6 +19,7 @@
#include "unit_tests/fixtures/device_fixture.h"
#include "unit_tests/helpers/debug_manager_state_restore.h"
#include "unit_tests/helpers/hw_parse.h"
#include "unit_tests/libult/ult_command_stream_receiver.h"
#include "unit_tests/mocks/mock_command_queue.h"
#include "unit_tests/mocks/mock_context.h"
#include "unit_tests/mocks/mock_kernel.h"
@@ -1051,6 +1052,30 @@ struct FailCsr : public CommandStreamReceiverHw<GfxFamily> {
}
};
HWTEST_F(EnqueueSvmTest, whenInternalAllocationsAreMadeResidentThenOnlyNonSvmAllocationsAreAdded) {
SVMAllocsManager::UnifiedMemoryProperties unifiedMemoryProperties;
unifiedMemoryProperties.memoryType = InternalMemoryType::DEVICE_UNIFIED_MEMORY;
auto allocationSize = 4096u;
auto svmManager = this->context->getSVMAllocsManager();
EXPECT_NE(0u, svmManager->getNumAllocs());
auto unifiedMemoryPtr = svmManager->createUnifiedMemoryAllocation(allocationSize, unifiedMemoryProperties);
EXPECT_NE(nullptr, unifiedMemoryPtr);
EXPECT_EQ(2u, svmManager->getNumAllocs());
auto &commandStreamReceiver = pDevice->getUltCommandStreamReceiver<FamilyType>();
auto &residentAllocations = commandStreamReceiver.getResidencyAllocations();
EXPECT_EQ(0u, residentAllocations.size());
svmManager->makeInternalAllocationsResident(commandStreamReceiver);
//only unified memory allocation is made resident
EXPECT_EQ(1u, residentAllocations.size());
EXPECT_EQ(residentAllocations[0]->getGpuAddress(), castToUint64(unifiedMemoryPtr));
svmManager->freeSVMAlloc(unifiedMemoryPtr);
}
HWTEST_F(EnqueueSvmTest, GivenDstHostPtrWhenHostPtrAllocationCreationFailsThenReturnOutOfResource) {
char dstHostPtr[260];
void *pDstSVM = dstHostPtr;