1 /*
2 * Copyright (C) 2020-2021 Intel Corporation
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 */
7
8 #include "level_zero/tools/source/sysman/engine/engine.h"
9
10 #include "shared/source/helpers/basic_math.h"
11 #include "shared/source/helpers/debug_helpers.h"
12
13 #include "level_zero/tools/source/sysman/engine/engine_imp.h"
14 class OsEngine;
15 namespace L0 {
16
EngineHandleContext(OsSysman * pOsSysman)17 EngineHandleContext::EngineHandleContext(OsSysman *pOsSysman) {
18 this->pOsSysman = pOsSysman;
19 }
20
~EngineHandleContext()21 EngineHandleContext::~EngineHandleContext() {
22 releaseEngines();
23 }
24
createHandle(zes_engine_group_t engineType,uint32_t engineInstance,uint32_t subDeviceId)25 void EngineHandleContext::createHandle(zes_engine_group_t engineType, uint32_t engineInstance, uint32_t subDeviceId) {
26 Engine *pEngine = new EngineImp(pOsSysman, engineType, engineInstance, subDeviceId);
27 handleList.push_back(pEngine);
28 }
29
init()30 void EngineHandleContext::init() {
31 std::set<std::pair<zes_engine_group_t, EngineInstanceSubDeviceId>> engineGroupInstance = {}; //set contains pair of engine group and struct containing engine instance and subdeviceId
32 OsEngine::getNumEngineTypeAndInstances(engineGroupInstance, pOsSysman);
33 for (auto itr = engineGroupInstance.begin(); itr != engineGroupInstance.end(); ++itr) {
34 createHandle(itr->first, itr->second.first, itr->second.second);
35 }
36 }
37
releaseEngines()38 void EngineHandleContext::releaseEngines() {
39 for (Engine *pEngine : handleList) {
40 delete pEngine;
41 }
42 handleList.clear();
43 }
44
engineGet(uint32_t * pCount,zes_engine_handle_t * phEngine)45 ze_result_t EngineHandleContext::engineGet(uint32_t *pCount, zes_engine_handle_t *phEngine) {
46 uint32_t handleListSize = static_cast<uint32_t>(handleList.size());
47 uint32_t numToCopy = std::min(*pCount, handleListSize);
48 if (0 == *pCount || *pCount > handleListSize) {
49 *pCount = handleListSize;
50 }
51 if (nullptr != phEngine) {
52 for (uint32_t i = 0; i < numToCopy; i++) {
53 phEngine[i] = handleList[i]->toHandle();
54 }
55 }
56 return ZE_RESULT_SUCCESS;
57 }
58
59 } // namespace L0
60