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       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 ZERO_COPY_ACL_GRAPH_H
      12              : #define ZERO_COPY_ACL_GRAPH_H
      13              : #include <atomic>
      14              : #include <memory>
      15              : #include <hccl/hccl_types.h>
      16              : #include <set>
      17              : #include "hccl_communicator_attrs.h"
      18              : #include "hccl/base.h"
      19              : #include "hccl_impl_pub.h"
      20              : #include "zero_copy/zero_copy_memory_agent.h"
      21              : #include "coll_alg_operator.h"
      22              : #include "hccl_alg.h"
      23              : namespace hccl {
      24              : class ZeroCopyAclGraph {
      25              : public:
      26              :     ZeroCopyAclGraph();
      27          810 :     ~ZeroCopyAclGraph() = default;
      28              :     bool
      29              :     SetAclGraphZeroCopyMode(DevType deviceType, HcclCMDType opType, OpParam& opParam, HcclAlg* impl, u64 bufferSize);
      30              :     std::string GetTagPrefix();
      31              :     void SetRetryEnable(bool retryEnable);
      32              : 
      33              : private:
      34              :     bool IsAlgoSupportAclGraphZeroCopyMode(HcclCMDType opType, OpParam& opParam, HcclAlg* impl, u64 bufferSize);
      35              :     bool IsScratchMemorySupportAclGraphZeroCopyMode(const OpParam& opParam, u64 bufferSize, u64 scratchMemSize);
      36              :     bool SetGraphMode(HcclCMDType opType, OpParam& opParam, HcclAlg* impl, u64 bufferSize);
      37              :     bool AlgoCheck(OpParam& opParam, std::unique_ptr<CollAlgOperator>& algo, u64 bufferSize);
      38              :     bool IsAclGraphZeroCopyAlgAvailable(HcclCMDType opType, OpParam& opParam);
      39              : 
      40              : private:
      41              :     std::atomic<u32> tagResourceIndex_;
      42              :     std::set<HcclCMDType> algoSet_;
      43              :     bool retryEnable_;
      44              : };
      45              : } // namespace hccl
      46              : #endif // end of ZERO_COPY_ACL_GRAPH_H