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 ESCHED_NOTIFY_H
      12              : #define ESCHED_NOTIFY_H
      13              : 
      14              : #include <atomic>
      15              : #include "notify_base.h"
      16              : 
      17              : namespace hccl {
      18              : // 订阅事件相关的参数
      19              : struct CpuSendInfo {
      20              :     int32_t devId;
      21              :     uint32_t grpId;
      22              :     uint32_t threadId;
      23              :     uint64_t eventBitMap;
      24              : };
      25              : 
      26              : class EschedNotify : public NotifyBase {
      27              : public:
      28              :     explicit EschedNotify(NotifyType notifyType);
      29              :     EschedNotify(NotifyType notifyType, HcclNotifyInfo notifyInfo);
      30              :     ~EschedNotify() override;
      31              : 
      32              :     HcclResult Alloc() override;
      33              :     HcclResult Open() override;
      34              :     HcclResult Close() override;
      35              : 
      36              :     HcclResult Wait(Stream& stream, HcclDispatcher dispatcher, s32 stage, u32 timeOut) override;
      37              :     HcclResult Post(Stream& stream, HcclDispatcher dispatcher, s32 stage) override;
      38              : 
      39              :     HcclResult Wait(Stream& stream, HcclDispatcher dispatcher, s32 stage, u32 timeOut,
      40              :         u32 userRank, u32 remoteUserRank) override;
      41              :     HcclResult Wait(Stream& stream, u32 timeOut) override;
      42              :     HcclResult Post(Stream& stream, HcclDispatcher dispatcher, s32 stage,
      43              :         u32 remoteUserRank) override;
      44              :     HcclResult Post(Stream& stream) override;
      45              : 
      46              :     HcclResult SetIpc() override;
      47              :     HcclResult Grant(s64 recvId) override;
      48              :     HcclResult Destroy() override;
      49              :     void Break() override;
      50              : 
      51            0 :     static void SetEventIdAndTid(const u32 &eventId, const u32 &tid)
      52              :     {
      53            0 :         eventId_ = eventId;
      54            0 :         initialThreadId_ = tid;
      55            0 :         return;
      56              :     }
      57              : 
      58              :     static void ThreadIdQueInit();
      59              : 
      60              : private:
      61              :     HcclResult ThreadIdCreate(uint32_t &threadId);
      62              : 
      63              :     static HcclResult InitGroupId();
      64              :     static HcclResult GetGroupId();
      65              : 
      66              :     bool isDestroyed{false};
      67              :     CpuSendInfo sendinfo_{};
      68              :     std::atomic<bool> break_ = {false};
      69              :     std::atomic<bool> isWaiting_ = {false};
      70              : 
      71              :     static u32 groupId_;
      72              :     static u32 eventId_;
      73              :     static u32 initialThreadId_;
      74              : };
      75              : 
      76              : }
      77              : 
      78              : #endif // ESCHED_NOTIFY_H