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 "local_cnt_notify.h"
      12              : 
      13              : #include "exchange_ub_buffer_dto.h"
      14              : #include "rdma_handle_manager.h"
      15              : #include "local_ub_rma_buffer.h"
      16              : 
      17              : namespace Hccl {
      18              : 
      19           49 : LocalCntNotify::LocalCntNotify(RdmaHandle rdmaHandle, RtsCntNotify* notify) : rdmaHandle(rdmaHandle), notify(notify),
      20           49 :     tokenValue(GetUbToken()), addr(notify->GetAddr()), size(notify->GetSize())
      21              : {
      22           49 :     std::pair<u64, u64> alignBuf = BufAlign(addr, size);
      23           49 :     bufKey_ = BufferKey<uintptr_t, u64>{alignBuf.first, alignBuf.second};
      24           49 :     auto tokenIdInfoPair = RdmaHandleManager::GetInstance().GetTokenIdInfo(rdmaHandle, bufKey_);
      25           49 :     tokenIdHandle_ = tokenIdInfoPair.first;
      26           49 :     tokenId = tokenIdInfoPair.second;
      27          147 :     HCCL_INFO("[LocalCntNotify] tokenIdHandle=0x[%llx].", tokenIdHandle_);
      28           49 :     HrtRaUbLocMemRegParam      memRegInput(alignBuf.first, alignBuf.second, tokenValue, tokenIdHandle_);
      29           49 :     reqReg = HrtRaUbLocalMemReg(rdmaHandle, memRegInput);
      30           49 :     keySize         = reqReg.keySize;
      31           49 :     memHandle       = reqReg.handle;
      32           49 :     (void)memcpy_s(key, HRT_UB_MEM_KEY_MAX_LEN, reqReg.key, HRT_UB_MEM_KEY_MAX_LEN);
      33           49 : }
      34              : 
      35            2 : std::unique_ptr<Serializable> LocalCntNotify::GetExchangeDto()
      36              : {
      37              :     std::unique_ptr<ExchangeUbBufferDto> dto
      38            2 :         = make_unique<ExchangeUbBufferDto>(addr, size, tokenValue, tokenId, keySize, notify->GetId());
      39            2 :     (void)memcpy_s(dto->key, HRT_UB_MEM_KEY_MAX_LEN, key, HRT_UB_MEM_KEY_MAX_LEN);
      40            4 :     return std::unique_ptr<Serializable>(dto.release());
      41            2 : }
      42              : 
      43            0 : std::string LocalCntNotify::Describe() const
      44              : {
      45              :     return StringFormat("UbLocalNotify:notify=%s, addr=0x%llx, keySize=%u, memHandle=0x%llx",
      46            0 :                         notify->Describe().c_str(), addr, keySize, memHandle);
      47              : }
      48              : 
      49           49 : LocalCntNotify::~LocalCntNotify()
      50              : {
      51           49 :     if (rdmaHandle && memHandle != 0) {
      52            2 :         DECTOR_TRY_CATCH("LocalCntNotify", HrtRaUbLocalMemUnreg(rdmaHandle, memHandle));
      53              :     }
      54              : 
      55           49 :     if (rdmaHandle) {
      56           49 :         RdmaHandleManager::GetInstance().PutTokenIdInfo(rdmaHandle, bufKey_, tokenIdHandle_);
      57              :     }
      58           49 : }
      59              : } // namespace Hccl