76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*
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* Copyright (C) 2020-2022 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 "level_zero/tools/source/sysman/engine/engine.h"
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#include "shared/source/helpers/basic_math.h"
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#include "level_zero/tools/source/sysman/engine/engine_imp.h"
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#include "level_zero/tools/source/sysman/os_sysman.h"
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#include "level_zero/tools/source/sysman/sysman_imp.h"
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class OsEngine;
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namespace L0 {
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EngineHandleContext::EngineHandleContext(OsSysman *pOsSysman) {
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this->pOsSysman = pOsSysman;
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}
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EngineHandleContext::~EngineHandleContext() {
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releaseEngines();
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}
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void EngineHandleContext::createHandle(zes_engine_group_t engineType, uint32_t engineInstance, uint32_t subDeviceId, ze_bool_t onSubdevice) {
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Engine *pEngine = new EngineImp(pOsSysman, engineType, engineInstance, subDeviceId, onSubdevice);
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if (pEngine->initSuccess == true) {
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handleList.push_back(pEngine);
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} else {
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delete pEngine;
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}
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}
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void EngineHandleContext::init(std::vector<ze_device_handle_t> &deviceHandles) {
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std::set<std::pair<zes_engine_group_t, EngineInstanceSubDeviceId>> engineGroupInstance = {}; //set contains pair of engine group and struct containing engine instance and subdeviceId
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OsEngine::getNumEngineTypeAndInstances(engineGroupInstance, pOsSysman);
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for (auto itr = engineGroupInstance.begin(); itr != engineGroupInstance.end(); ++itr) {
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for (const auto &deviceHandle : deviceHandles) {
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uint32_t subDeviceId = 0;
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ze_bool_t onSubdevice = false;
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SysmanDeviceImp::getSysmanDeviceInfo(deviceHandle, subDeviceId, onSubdevice);
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if (subDeviceId == itr->second.second) {
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createHandle(itr->first, itr->second.first, subDeviceId, onSubdevice);
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}
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}
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}
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}
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void EngineHandleContext::releaseEngines() {
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for (Engine *pEngine : handleList) {
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delete pEngine;
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}
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handleList.clear();
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}
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ze_result_t EngineHandleContext::engineGet(uint32_t *pCount, zes_engine_handle_t *phEngine) {
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std::call_once(initEngineOnce, [this]() {
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this->init(pOsSysman->getDeviceHandles());
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this->engineInitDone = true;
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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 != phEngine) {
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for (uint32_t i = 0; i < numToCopy; i++) {
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phEngine[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 L0
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