LCOV - code coverage report
Current view: top level - legacy/ascend910/algorithm/impl/task - task_loader.cc (source / functions) Coverage Total Hit
Test: coverage.info Lines: 0.0 % 148 0
Test Date: 2026-07-28 12:11:00 Functions: 0.0 % 17 0

            Line data    Source code
       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #include "log.h"
      12              : #include "transport_pub.h"
      13              : #include "sal_pub.h"
      14              : #include "task_loader.h"
      15              : 
      16              : namespace hccl {
      17            0 : TaskLoader::TaskLoader(const s32 deviceLogicId, const HcclDispatcher dispatcher)
      18            0 :     : deviceLogicId_(deviceLogicId), dispatcher_(dispatcher)
      19            0 : {}
      20            0 : TaskLoader::~TaskLoader()
      21              : {
      22            0 :     HcclResult ret = Finalize();
      23            0 :     if (ret != HCCL_SUCCESS) {
      24            0 :         HCCL_ERROR("[TaskLoader][Destroy]TaskLoader Finalize failed[%d] ", ret);
      25              :     }
      26            0 : }
      27              : 
      28            0 : void TaskLoader::Prepare(Stream *stream, SubCommInfo level0CommInfo)
      29              : {
      30              :     // 参数保存
      31            0 :     stream_ = stream;
      32            0 :     HCCL_INFO("[TaskLoader] Prepare stream[%p]", stream_->ptr());
      33            0 :     commInfo_ = level0CommInfo;
      34            0 :     executeResult_ = HCCL_SUCCESS;
      35            0 : }
      36              : 
      37            0 : HcclResult TaskLoader::Init()
      38              : {
      39            0 :     HCCL_INFO("[TaskLoader] Init");
      40            0 :     ringThread_.reset(new (std::nothrow) std::thread(&TaskLoader::ThreadExecuteFn, this));
      41            0 :     CHK_SMART_PTR_NULL(ringThread_);
      42            0 :     return HCCL_SUCCESS;
      43              : }
      44              : 
      45            0 : HcclResult TaskLoader::GetExecuteResult()
      46              : {
      47            0 :     HCCL_INFO("[TaskLoader] ExecuteResult [%d]", executeResult_);
      48            0 :     return executeResult_;
      49              : }
      50              : 
      51            0 : HcclResult TaskLoader::Finalize()
      52              : {
      53            0 :     if (ringThread_) {
      54            0 :         threadExit = true;
      55            0 :         NotifyStart();
      56            0 :         if (ringThread_->joinable()) {
      57            0 :             ringThread_->join();
      58              :         }
      59            0 :         ringThread_ = nullptr;
      60              :     }
      61            0 :     HCCL_INFO("[TaskLoader] Finalize");
      62            0 :     return HCCL_SUCCESS;
      63              : }
      64              : 
      65            0 : void TaskLoader::NotifyStart()
      66              : {
      67            0 :     std::unique_lock<std::mutex> lock(startMtx_);
      68            0 :     startReady = true; // 设置标志位为 true.
      69            0 :     startCv_.notify_one();
      70            0 :     workflowMode_ = GetWorkflowMode();  // 每次唤醒前更新下
      71            0 :     HCCL_INFO("[TaskLoader] NotifyStart");
      72            0 : }
      73              : 
      74            0 : void TaskLoader::WaitStart()
      75              : {
      76            0 :     std::unique_lock<std::mutex> lock(startMtx_);
      77            0 :     while (!startReady) {     // 假设标志位不为 true, 则等待...
      78            0 :         startCv_.wait(lock); // 当前线程被堵塞, 当标志位变为 true 之后,
      79              :     }
      80            0 :     startReady = false;
      81              : 
      82            0 :     SetWorkflowMode(workflowMode_); // 更新workflowMode
      83            0 : }
      84              : 
      85            0 : void TaskLoader::NotifyDone()
      86              : {
      87            0 :     std::unique_lock<std::mutex> lock(doneMtx_);
      88            0 :     doneReady = true;
      89            0 :     doneCv_.notify_one();
      90            0 : }
      91              : 
      92            0 : void TaskLoader::WaitDone()
      93              : {
      94            0 :     std::unique_lock<std::mutex> lock(doneMtx_);
      95            0 :     while (!doneReady) {
      96            0 :         doneCv_.wait(lock);
      97              :     }
      98            0 :     doneReady = false;
      99            0 : }
     100              : 
     101            0 : HcclResult TaskLoader::ExecuteTransPortTaskInfo(TaskLogicInfo &info)
     102              : {
     103            0 :     u32 index = info.taskLogicCmd.index;
     104              : 
     105            0 :     std::shared_ptr<Transport> destTransport = nullptr;
     106            0 :     if (commInfo_.virtualLinks.size() <= index) {
     107            0 :         HCCL_ERROR("[ExecuteTransPortTaskInfo]index[%u] is bigger than vlink size[%llu]", index,
     108              :             commInfo_.virtualLinks.size());
     109            0 :     } else if (commInfo_.links.size() <= index) {
     110            0 :         HCCL_ERROR("[ExecuteTransPortTaskInfo]index[%u] is bigger than link size[%llu]", index,
     111              :             commInfo_.links.size());
     112              :     } else {
     113            0 :         destTransport = commInfo_.links[index];
     114              :     }
     115              : 
     116            0 :     CHK_SMART_PTR_NULL(destTransport);
     117              : 
     118            0 :     switch (info.taskFuncType) {
     119            0 :         case TaskLogicFuncType::TRANSPORT_TXACK_TYPE:
     120            0 :             destTransport->TxAck(*stream_);
     121            0 :             break;
     122            0 :         case TaskLogicFuncType::TRANSPORT_RXACK_TYPE:
     123            0 :             destTransport->RxAck(*stream_);
     124            0 :             break;
     125            0 :         case TaskLogicFuncType::TRANSPORT_TXASYNC_TYPE:
     126            0 :             destTransport->TxAsync(info.txAsync.txMems, *stream_);
     127            0 :             break;
     128            0 :         case TaskLogicFuncType::TRANSPORT_RXASYNC_TYPE:
     129            0 :             destTransport->RxAsync(info.rxAsync.rxMems, *stream_);
     130            0 :             break;
     131            0 :         case TaskLogicFuncType::TRANSPORT_TXDATASIGNAL_TYPE:
     132            0 :             destTransport->TxDataSignal(*stream_);
     133            0 :             break;
     134            0 :         case TaskLogicFuncType::TRANSPORT_RXDATASIGNAL_TYPE:
     135            0 :             destTransport->RxDataSignal(*stream_);
     136            0 :             break;
     137            0 :         default:
     138            0 :             HCCL_ERROR("[TaskLoader][ExecuteTransPortTaskInfo]Invalid taskFuncType[%d]", info.taskFuncType);
     139            0 :             return HCCL_E_PARA;
     140              :     }
     141            0 :     return HCCL_SUCCESS;
     142            0 : }
     143              : 
     144            0 : HcclResult TaskLoader::ExecuteDispatcherTaskInfo(TaskLogicInfo &info)
     145              : {
     146            0 :     switch (info.taskFuncType) {
     147            0 :         case TaskLogicFuncType::DISPATCHER_SIGNALWAIT_TYPE:
     148            0 :             HcclSignalWait(dispatcher_,
     149              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalWait.signal,
     150            0 :                 *stream_,
     151              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalWait.userRank,
     152              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalWait.remoteRank,
     153              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalWait.stage,
     154              :                 true);
     155            0 :             break;
     156            0 :         case TaskLogicFuncType::DISPATCHER_SIGNALRECORD_TYPE:
     157            0 :             HcclSignalRecord(dispatcher_,
     158              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalRecord.signal,
     159            0 :                 *stream_,
     160              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalRecord.userRank,
     161              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalRecord.offset,
     162              :                 info.taskLogicPara.dispatcherTaskLogicPara.signalRecord.stage,
     163              :                 true, INVALID_U64);
     164            0 :             break;
     165            0 :         case TaskLogicFuncType::DISPATCHER_MEMCPYASYNC_TYPE:
     166            0 :             HcclMemcpyAsync(dispatcher_,
     167              :                 info.taskLogicPara.dispatcherTaskLogicPara.memAsync.dst,
     168              :                 info.taskLogicPara.dispatcherTaskLogicPara.memAsync.destMax,
     169            0 :                 info.taskLogicPara.dispatcherTaskLogicPara.memAsync.src,
     170            0 :                 info.taskLogicPara.dispatcherTaskLogicPara.memAsync.count,
     171              :                 info.taskLogicPara.dispatcherTaskLogicPara.memAsync.kind,
     172            0 :                 *stream_,
     173              :                 INVALID_VALUE_RANKID, LinkType::LINK_ONCHIP);
     174            0 :             break;
     175            0 :         default:
     176            0 :             HCCL_ERROR("[TaskLoader][ExecuteDispatcherTaskInfo]Invalid taskFuncType[%d]", info.taskFuncType);
     177            0 :             return HCCL_E_PARA;
     178              :     }
     179            0 :     return HCCL_SUCCESS;
     180              : }
     181              : 
     182            0 : HcclResult TaskLoader::ExecuteTaskLogicPara(TaskLogicInfo &info)
     183              : {
     184            0 :     if (info.taskLogicCmd.taskLogicType == TaskLogicType::TRANSPORT_TYPE) {
     185            0 :         CHK_RET(ExecuteTransPortTaskInfo(info));
     186            0 :     } else if (info.taskLogicCmd.taskLogicType == TaskLogicType::DISPATCHER_TYPE) {
     187            0 :         CHK_RET(ExecuteDispatcherTaskInfo(info));
     188              :     } else {
     189            0 :         HCCL_ERROR("[TaskLoader][ExecuteTaskLogicPara]Invalid taskLogicType[%d]", info.taskLogicCmd.taskLogicType);
     190            0 :         return HCCL_E_PARA;
     191              :     }
     192            0 :     return HCCL_SUCCESS;
     193              : }
     194              : 
     195            0 : HcclResult TaskLoader::ExecuteService()
     196              : {
     197            0 :     TaskLogicInfo taskLogicInfo;
     198            0 :     while (stream_->PopTaskLogicInfo(taskLogicInfo) == HCCL_SUCCESS) {
     199            0 :         CHK_RET(ExecuteTaskLogicPara(taskLogicInfo));
     200              :     }
     201            0 :     return HCCL_SUCCESS;
     202            0 : }
     203              : 
     204            0 : HcclResult TaskLoader::ThreadExecuteFn()
     205              : {
     206              :     //给当前线程添加名字
     207            0 :     SetThreadName("Hccl_TaskLoader");
     208              : 
     209            0 :     threadId_ = SalGetTid();
     210            0 :     HCCL_INFO("[TaskLoader][ThreadExecuteFn]deviceLogicId_[%d], threadId_[%u]", deviceLogicId_, threadId_);
     211            0 :     CHK_RET(hrtSetDevice(deviceLogicId_));
     212              : 
     213              :     while (true) {
     214            0 :         WaitStart(); // 等待线程执行通知
     215            0 :         if (threadExit) {
     216            0 :             HCCL_INFO("[TaskLoader][ThreadExecuteFn]threadExit deviceLogicId_[%d]", deviceLogicId_);
     217            0 :             break;
     218              :         }
     219            0 :         HcclResult ret = ExecuteService();
     220            0 :         if (ret != HCCL_SUCCESS) {
     221            0 :             HCCL_ERROR("[TaskLoader][ThreadExecuteFn]TaskLoader run ExecuteService fail");
     222            0 :             executeResult_ = ret;
     223              :         }
     224            0 :         NotifyDone(); // 通知主进程本线程执行完成
     225            0 :     }
     226            0 :     CHK_RET(hrtResetDevice(deviceLogicId_));
     227              : 
     228            0 :     return HCCL_SUCCESS;
     229              : }
     230              : 
     231            0 : uint32_t TaskLoader::GetTid()
     232              : {
     233            0 :     if (threadId_ == 0) {
     234            0 :         threadId_ = SalGetTid();
     235              :     }
     236            0 :     HCCL_INFO("[TaskLoader][GetTid]deviceLogicId_[%d], threadId_[%u]", deviceLogicId_, threadId_);
     237            0 :     return threadId_;
     238              : }
     239              : 
     240            0 : HcclResult TaskLoader::ClearTagCommInfo()
     241              : {
     242            0 :     commInfo_ = SubCommInfo{};
     243            0 :     return HCCL_SUCCESS;
     244              : }
     245              : 
     246              : }  // namespace hccl
        

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