LCOV - code coverage report
Current view: top level - legacy/ascend950/framework/entrance/hcom_comm - comm_manager.h (source / functions) Coverage Total Hit
Test: coverage.info Lines: 100.0 % 6 6
Test Date: 2026-08-18 17:47:01 Functions: 100.0 % 4 4

            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              : #ifndef HCOM_COMMOM_V2_H
      12              : #define HCOM_COMMOM_V2_H
      13              : #include <map>
      14              : #include <memory>
      15              : #include <mutex>
      16              : #include <string>
      17              : #include <vector>
      18              : #include <algorithm>
      19              : 
      20              : #include "hccl/base.h"
      21              : #include "hccl_common_v2.h"
      22              : #include "hccl/hccl_types.h"
      23              : #include "hccl_communicator.h"
      24              : #include "log.h"
      25              : #include <hccl/hccl_types.h>
      26              : #include "ccu_driver_handle.h"
      27              : 
      28              : const u64 RANKTABLE_FILE_MAX_SIZE = 1024ULL * 1024 * 1024;
      29              : constexpr s32 HOST_DEVICE_ID = -1; // device id 无效值
      30              : u64 GetFileSize(const std::string& path);
      31              : 
      32              : using HcclGroupParamsV2 = struct TagHcclGroupParamsInfoV2 {
      33              :     /* * group的基本构建信息,节点数及本节点在group中的编号、
      34              :     本节点在worldgroup中的编号、group的所有ranks */
      35              :     u32 worldRank;               /* * 用于标识world内不同节点 */
      36              :     u32 groupRank;               /* * 用于标识group内不同节点 */
      37              :     u32 serverNum;               /* * 用于标识group内服务器总数 */
      38              :     u32 totalRanks;              /* * 用于指示group内的节点总数, rank范围[0, totalRanks-1] */
      39              :     std::vector<u32> groupRanks; // 内部存储wordrankid,其下标表示groupid
      40              :     std::shared_ptr<Hccl::HcclCommunicator> pComm;
      41              :     u32 refCounter = 0;
      42              :     bool destroyFlag = false;
      43              : };
      44              : 
      45           79 : MAKE_ENUM(DeviceStatus, DEVICE_IDLE = 0, DEVICE_RECOVERED, DEVICE_READY);
      46              : 
      47              : constexpr u32 MAX_NUM_COMM_USING_MS = 1;
      48              : struct CcuStatus {
      49              :     std::vector<std::string> useMsCommIds{};
      50              :     std::vector<std::string> useSchedCommIds{};
      51              : 
      52              :     void RemoveCommId(const std::string& commId);
      53              :     bool IsMsAvailable(const std::string& commId) const;
      54              :     HcclResult InsertCommId(const std::string& commId, bool isUsingCcuMs, bool isUsingCcuSched);
      55              :     HcclResult InsertMsCommId(const std::string& commId);
      56              :     void InsertSchedCommId(const std::string& commId);
      57              : };
      58              : 
      59              : using HcclCommInfoV2 = struct HcclCommInfoCtxV2 {
      60              :     s32 devId{HOST_DEVICE_ID};
      61              :     std::shared_ptr<Hccl::HcclCommunicator> pComm{nullptr};
      62              :     Hccl::CommParams commParams;
      63              :     std::map<std::string, HcclGroupParamsV2> hcclGroupMap;
      64              :     std::mutex groupParamsLock; // 操作hcclGroupMap前加锁
      65              :     bool isUsed{false};
      66              :     DeviceStatus status{DeviceStatus::DEVICE_IDLE}; // Deivce状态
      67              :     u64 step{0};                                    // 新增
      68              :     CcuStatus ccuStatus;                            // 管理ccu资源使用情况
      69              : 
      70           66 :     ~HcclCommInfoCtxV2()
      71              :     {
      72           66 :         hcclGroupMap.clear();
      73           66 :         pComm = nullptr;
      74           66 :     }
      75              : };
      76              : 
      77              : extern std::mutex g_commInfoV2CtxMutex;
      78              : 
      79              : class CommManager {
      80              : public:
      81              :     CommManager(const CommManager& that) = delete;
      82              :     CommManager& operator=(const CommManager& that) = delete;
      83              : 
      84              :     static CommManager& GetInstance(s32 deviceLogicId);
      85              :     HcclCommInfoV2& GetCommInfoV2();
      86              :     void PrintChannelInfo();
      87              :     std::function<void()> GetPrintChannelInfoCallback();
      88              :     std::shared_ptr<Hccl::CcuDriverHandle> GetCcuDriver();
      89              :     void DeinitCcuDriver();
      90              :     s32 deviceLogicId{0};
      91              :     HcclResult SetCommAcceleratorV2(Hccl::HcclCommunicator* communicator, int32_t accelerator);
      92              : 
      93              : private:
      94           66 :     CommManager() = default;
      95              :     bool isCcuAvailable{true};
      96              : 
      97              :     std::shared_ptr<Hccl::CcuDriverHandle> ccuDriverHandle{nullptr};
      98              :     HcclCommInfoV2 commInfoV2{};
      99              : };
     100              : 
     101              : #ifdef __cplusplus
     102              : extern "C" {
     103              : #endif // __cplusplus
     104              : HcclCommInfoV2& GetCommInfoV2(void);
     105              : HcclResult HcomDestroyV2(void);
     106              : HcclResult GetHcomRankListV2(u32 rankNum, const u32* rankIds, HcclGroupParamsV2& params, HcclComm globalComm);
     107              : HcclResult HcomCreateGroupImplV2(const std::string& group, u32 rankNum, const std::vector<u32>& rankIds);
     108              : HcclResult HcomDestroyGroupImplV2(const std::string& group);
     109              : HcclResult HcomGetWorldRankFromGroupRankV2(const char* group, u32 groupRank, u32* worldRank);
     110              : HcclResult HcomGetGroupRankFromWorldRankV2(u32 worldRank, const char* group, u32* groupRank);
     111              : HcclResult HcomGetRankSizeV2(const char* group, u32* rankSize);
     112              : HcclResult HcomGetCommV2(void** commV2);
     113              : HcclResult HcomGetGroupParamsV2(const char* group, void* groupParams, void** commV2);
     114              : HcclResult HcomInitByFileV2(const char* rankTablePath, const char* identify);
     115              : HcclResult HcomInitByStringV2(const char* rankTableM, const char* identify);
     116              : HcclResult CallSingletons();
     117              : HcclResult CcuResAllocAndCtxMgrInit(s32 deviceLogicId);
     118              : HcclResult HcomGetCcuTaskInfo(const std::string& group, void* tilingData, void* ccuTaskGroup);
     119              : #ifdef __cplusplus
     120              : }
     121              : #endif // __cplusplus
     122              : #endif /* HCCL_COMM_PUB_H */
        

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