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 "ipc_local_notify.h"
      12              : #include "runtime_api_exception.h"
      13              : #include "exchange_ipc_notify_dto.h"
      14              : 
      15              : namespace Hccl {
      16              : 
      17           15 : IpcLocalNotify::IpcLocalNotify(bool devUsed) : BaseLocalNotify(RmaType::IPC, devUsed)
      18              : {
      19              :     // SetIpc
      20           15 :     auto name = GetNotify()->SetIpcName();
      21           15 :     s32 sRet = memcpy_s(ipcName, RTS_IPC_MEM_NAME_LEN, name.c_str(), name.size());
      22           15 :     if (sRet != EOK) {
      23            0 :         THROW<RuntimeApiException>(StringFormat("[IpcLocalNotify]memcpy_s ipcname failed, cname[%s]", name.c_str()));
      24              :     }
      25           15 : }
      26              : 
      27            1 : void IpcLocalNotify::Wait(const Stream &stream, u32 timeout) const
      28              : {
      29            1 :     GetNotify()->Wait(stream, timeout);
      30            1 : }
      31              : 
      32            1 : void IpcLocalNotify::Post(const Stream &stream) const
      33              : {
      34            1 :     GetNotify()->Post(stream);
      35            1 : }
      36              : 
      37            0 : std::unique_ptr<Serializable> IpcLocalNotify::GetExchangeDto()
      38              : {
      39              :     std::unique_ptr<ExchangeIpcNotifyDto> dto
      40            0 :         = make_unique<ExchangeIpcNotifyDto>(GetNotify()->GetHandleAddr(), GetNotify()->GetId(), HrtDeviceGetBareTgid(),
      41            0 :                                             GetNotify()->GetDevPhyId(), GetNotify()->IsDevUsed());
      42            0 :     (void)memcpy_s(dto->name, RTS_IPC_MEM_NAME_LEN, ipcName, RTS_IPC_MEM_NAME_LEN);
      43            0 :     return std::unique_ptr<Serializable>(dto.release());
      44            0 : }
      45              : 
      46            3 : string IpcLocalNotify::Describe() const
      47              : {
      48            3 :     return StringFormat("IpcLocalNotify[notify=%s]", GetNotify()->Describe().c_str());
      49              : }
      50              : 
      51            1 : void IpcLocalNotify::Grant(u32 pid) const
      52              : {
      53            1 :     u32 myPid = HrtDeviceGetBareTgid();
      54            1 :     if (pid != myPid) {
      55            0 :         GetNotify()->SetIpcPid(static_cast<s32>(pid));
      56              :     }
      57            1 : }
      58              : 
      59              : } // namespace Hccl