Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2026 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              : #ifndef GROUP_SCHEDULE_MGR_H
      11              : #define GROUP_SCHEDULE_MGR_H
      12              : 
      13              : #include <deque>
      14              : #include <vector>
      15              : #include <string>
      16              : #include <map>
      17              : #include <hccl/hccl_types.h>
      18              : #include <hccl/hccl_launch.h>
      19              : #include "acl/acl_base_rt.h"
      20              : #include "hcomm_res_defs.h"
      21              : 
      22              : constexpr int32_t MAX_P2P_TASK_NUM = 2048;
      23              : 
      24              : namespace hccl {
      25              : 
      26              : struct HcclP2pPair {
      27              :     uint32_t sendRank;
      28              :     uint32_t recvRank;
      29              : };
      30              : 
      31              : struct HcclP2pTask {
      32              :     HcclOpP2pDesc desc;
      33              :     aclrtStream stream;
      34              :     aclrtStream usrStream;
      35              :     HcclKernelFuncInfo funcInfo;
      36              :     uint8_t args[P2P_MAX_ARG_SIZE];
      37              :     uint32_t argSize;
      38              : };
      39              : 
      40              : struct HcclP2pSendRecvQueue {
      41              :     std::deque<HcclP2pTask> sendQue;
      42              :     std::deque<HcclP2pTask> recvQue;
      43              : };
      44              : 
      45              : void ClearHcclGroupCommList();
      46              : std::vector<HcclComm> &GetHcclGroupCommList();
      47              : int32_t GetHcclP2pTaskNums();
      48              : void SetHcclP2pTaskNums(int32_t targetP2pTaskNums);
      49              : 
      50              : class GroupScheduleMgr {
      51              : public:
      52          158 :     GroupScheduleMgr() : userRank_(0), serverNum_(0), nTasksP2p_(-1), usrStream_(nullptr) {};
      53              :     ~GroupScheduleMgr();
      54              : 
      55              :     HcclResult GetUsrStream(aclrtStream &usrStream);
      56              :     HcclResult SetUsrStream(const aclrtStream &usrStream);
      57              : 
      58              :     HcclResult AppendGroupP2pTask(HcclComm comm, const HcclP2pTask &task, const HcclOpP2pDesc &p2pDesc);
      59              :     HcclResult GetP2pTaskSchedule(std::vector<HcclP2pTask> &sortedSendQue, std::vector<HcclP2pTask> &sortedRecvQue);
      60              : 
      61              : private:
      62              :     HcclResult GetCurLocalRank(uint32_t &localRank);
      63              :     HcclResult CalculateGroupSize();
      64              :     uint32_t GenerateP2pSchedule(const std::vector<uint32_t> &groupToServer,
      65              :         const std::vector<uint32_t> &groupToLocalRankBase, uint32_t curGroupIdx, uint32_t curGroupLocalRankIdx);
      66              :     HcclResult InitGroupPlanner(HcclComm comm);
      67              :     HcclResult HcclP2pSchedulerGenerate();
      68              : 
      69              : private:
      70              :     uint32_t userRank_;
      71              :     uint32_t serverNum_;
      72              :     std::map<uint32_t, uint32_t> serverToRankSize_;
      73              :     std::map<uint32_t, std::vector<uint32_t>> serverToRankList_;
      74              :     uint32_t rankSize_;
      75              :     uint32_t groupSize_;
      76              :     uint32_t nGroups_;
      77              : 
      78              :     int32_t nTasksP2p_;
      79              :     aclrtStream usrStream_;
      80              :     std::vector<HcclP2pPair> p2pSchedule_;
      81              :     std::vector<HcclP2pSendRecvQueue> peers_;
      82              : };
      83              : 
      84              : } // namespace hccl
      85              : #endif // GroupScheduleMgr