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Split large allocations on Windows due to Wddm limitation

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Resolves: NEO-4479

Change-Id: Iffb862a93570a60c2126620d9e5106359acba64a
Signed-off-by: Igor Venevtsev <igor.venevtsev@intel.com>
This commit is contained in:
Igor Venevtsev
2020-04-21 13:16:45 +02:00
committed by sys_ocldev
parent af2fe237b4
commit 3859e13322
27 changed files with 312 additions and 76 deletions
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4
shared/source/os_interface/windows/wddm_memory_manager.h
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@@ -76,11 +76,15 @@ class WddmMemoryManager : public MemoryManager {
GraphicsAllocation *allocate32BitGraphicsMemoryImpl(const AllocationData &allocationData) override;
GraphicsAllocation *allocateGraphicsMemoryInDevicePool(const AllocationData &allocationData, AllocationStatus &status) override;
MOCKABLE_VIRTUAL size_t getHugeGfxMemoryChunkSize() const { return 4 * MemoryConstants::gigaByte - MemoryConstants::pageSize64k; }
GraphicsAllocation *allocateHugeGraphicsMemory(const AllocationData &allocationData);
GraphicsAllocation *createAllocationFromHandle(osHandle handle, bool requireSpecificBitness, bool ntHandle, GraphicsAllocation::AllocationType allocationType, uint32_t rootDeviceIndex);
static bool validateAllocation(WddmAllocation *alloc);
bool createWddmAllocation(WddmAllocation *allocation, void *requiredGpuPtr);
bool mapGpuVirtualAddress(WddmAllocation *graphicsAllocation, const void *requiredGpuPtr);
bool mapGpuVaForOneHandleAllocation(WddmAllocation *graphicsAllocation, const void *requiredGpuPtr);
bool mapMultiHandleAllocationWithRetry(WddmAllocation *allocation, Wddm *wddm, DeferredDeleter *deferredDeleter, GfxPartition &gfxPartition);
bool createGpuAllocationsWithRetry(WddmAllocation *graphicsAllocation);
AlignedMallocRestrictions mallocRestrictions;