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https://github.com/intel/compute-runtime.git
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58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
/*
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* Copyright (C) 2020-2023 Intel Corporation
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*
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* SPDX-License-Identifier: MIT
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*
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*/
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#include "shared/source/helpers/basic_math.h"
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#include "shared/source/memory_manager/memory_manager.h"
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#include "level_zero/sysman/source/memory/sysman_memory_imp.h"
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#include "level_zero/sysman/source/os_sysman.h"
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namespace L0 {
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namespace Sysman {
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MemoryHandleContext::~MemoryHandleContext() = default;
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void MemoryHandleContext::createHandle(bool onSubdevice, uint32_t subDeviceId) {
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std::unique_ptr<Memory> pMemory = std::make_unique<MemoryImp>(pOsSysman, onSubdevice, subDeviceId);
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if (pMemory->initSuccess == true) {
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handleList.push_back(std::move(pMemory));
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}
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}
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ze_result_t MemoryHandleContext::init(uint32_t subDeviceCount) {
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if (subDeviceCount > 0) {
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for (uint32_t subDeviceId = 0; subDeviceId < subDeviceCount; subDeviceId++) {
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createHandle(true, subDeviceId);
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}
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} else {
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createHandle(false, 0);
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}
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return ZE_RESULT_SUCCESS;
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}
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ze_result_t MemoryHandleContext::memoryGet(uint32_t *pCount, zes_mem_handle_t *phMemory) {
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std::call_once(initMemoryOnce, [this]() {
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this->init(pOsSysman->getSubDeviceCount());
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});
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uint32_t handleListSize = static_cast<uint32_t>(handleList.size());
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uint32_t numToCopy = std::min(*pCount, handleListSize);
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if (0 == *pCount || *pCount > handleListSize) {
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*pCount = handleListSize;
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}
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if (nullptr != phMemory) {
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for (uint32_t i = 0; i < numToCopy; i++) {
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phMemory[i] = handleList[i]->toHandle();
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}
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}
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return ZE_RESULT_SUCCESS;
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}
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} // namespace Sysman
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} // namespace L0
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