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Enable kmd-migrated shared allocation with multiple BOs by default

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Related-To: NEO-7395

Signed-off-by: Milczarek, Slawomir <slawomir.milczarek@intel.com>
This commit is contained in:
Milczarek, Slawomir
2022-10-13 21:54:31 +00:00
committed by Compute-Runtime-Automation
parent d3ebf4677b
commit 9bc7c48206
2 changed files with 49 additions and 4 deletions
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7
shared/source/os_interface/linux/drm_memory_manager.cpp
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@@ -1823,7 +1823,7 @@ GraphicsAllocation *DrmMemoryManager::createSharedUnifiedMemoryAllocation(const
auto currentAddress = cpuPointer;
auto remainingSize = size;
auto getNumHandles = [](uint32_t numBanks) -> uint32_t {
return (numBanks > 1) && (DebugManager.flags.CreateKmdMigratedSharedAllocationWithMultipleBOs.get() > 0) ? numBanks : 1u;
return (numBanks > 1) && (DebugManager.flags.CreateKmdMigratedSharedAllocationWithMultipleBOs.get() != 0) ? numBanks : 1u;
};
auto handles = getNumHandles(allocationData.storageInfo.getNumBanks());
@@ -1831,7 +1831,9 @@ GraphicsAllocation *DrmMemoryManager::createSharedUnifiedMemoryAllocation(const
uint32_t handle = 0;
auto currentSize = alignUp(remainingSize / (handles - handleId), MemoryConstants::pageSize64k);
remainingSize -= currentSize;
if (currentSize == 0) {
break;
}
auto ret = memoryInfo->createGemExt(memRegions, currentSize, handle, {}, -1);
@@ -1863,6 +1865,7 @@ GraphicsAllocation *DrmMemoryManager::createSharedUnifiedMemoryAllocation(const
bos.push_back(bo.release());
currentAddress = reinterpret_cast<void *>(castToUint64(currentAddress) + currentSize);
remainingSize -= currentSize;
}
auto gmmHelper = getGmmHelper(allocationData.rootDeviceIndex);