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 CALLBACK_THREAD_MANAGER_H
      12              : #define CALLBACK_THREAD_MANAGER_H
      13              : 
      14              : #include <map>
      15              : #include <mutex>
      16              : #include "hccl/base.h"
      17              : 
      18              : namespace hccl {
      19              : 
      20              : class ThreadStreamManager {
      21              : public:
      22            6 :     static ThreadStreamManager& Instance()
      23              :     {
      24            6 :         static ThreadStreamManager instance;
      25            6 :         return instance;
      26              :     }
      27              : 
      28              :     bool StreamHasBeenReged(rtStream_t stream);
      29              :     HcclResult RegTidAndStream(u64 tid, rtStream_t stream);
      30              :     HcclResult GetStreamByTid(u64 tid, rtStream_t& stream);
      31              :     void ReleaseTidAndStream(rtStream_t stream);
      32              : 
      33              : private:
      34            1 :     ThreadStreamManager() = default;
      35            1 :     ~ThreadStreamManager() = default;
      36              :     std::map<rtStream_t, u64> streamTidMap_; // stream被注册的map
      37              :     std::mutex mapMutex_;                    // 锁stream被注册的map
      38              : };
      39              : } // namespace hccl
      40              : #endif // CALLBACK_THREAD_MANAGER_H