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[NPU] Disable importing the CPUVA feature for I/O #31829

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[NPU] Disable importing the CPUVA feature for I/O #31829

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4a1d900
Disable memory map feature if NO_THROW_ON_STANDARD_ALLOCATION option …
pereanub Aug 21, 2025
62b5626
Update code
pereanub Aug 22, 2025
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9 changes: 0 additions & 9 deletions src/plugins/intel_npu/src/backend/src/zero_infer_request.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -117,15 +117,6 @@ ZeroInferRequest::ZeroInferRequest(const std::shared_ptr<ZeroInitStructsHolder>&
_levelZeroOutputTensors(_metadata.outputs.size(), nullptr) {
_logger.debug("ZeroInferRequest::ZeroInferRequest - SyncInferRequest");

ze_device_external_memory_properties_t desc = {};
desc.stype = ZE_STRUCTURE_TYPE_DEVICE_EXTERNAL_MEMORY_PROPERTIES;
auto res = zeDeviceGetExternalMemoryProperties(_initStructs->getDevice(), &desc);
if (res == ZE_RESULT_SUCCESS) {
if (desc.memoryAllocationImportTypes & ZE_EXTERNAL_MEMORY_TYPE_FLAG_STANDARD_ALLOCATION) {
_externalMemoryStandardAllocationSupported = true;
}
}

_outputAllocator = std::make_shared<const zeroMemory::HostMemAllocator>(_initStructs);
_inputAllocator =
std::make_shared<const zeroMemory::HostMemAllocator>(_initStructs, ZE_HOST_MEM_ALLOC_FLAG_BIAS_WRITE_COMBINED);
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15 changes: 8 additions & 7 deletions src/plugins/intel_npu/src/compiler_adapter/src/ze_graph_ext_wrappers.cpp
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Expand Up @@ -404,13 +404,14 @@ GraphDescriptor ZeGraphExtWrappers::getGraphDescriptor(void* blobData, size_t bl
flags = ZE_GRAPH_FLAG_INPUT_GRAPH_PERSISTENT;
}

ze_graph_desc_2_t desc = {ZE_STRUCTURE_TYPE_GRAPH_DESC_PROPERTIES,
nullptr,
ZE_GRAPH_FORMAT_NATIVE,
blobSize,
reinterpret_cast<const uint8_t*>(blobData),
nullptr,
flags};
ze_graph_desc_2_t desc = {
ZE_STRUCTURE_TYPE_GRAPH_DESC_PROPERTIES,
nullptr,
ZE_GRAPH_FORMAT_NATIVE,
blobSize,
npuMemory ? reinterpret_cast<const uint8_t*>(npuMemory) : reinterpret_cast<const uint8_t*>(blobData),
nullptr,
flags};

_logger.debug("getGraphDescriptor - perform pfnCreate2");

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