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 HCCLV2_P2P_ENABLE_MANAGER_H
      12              : #define HCCLV2_P2P_ENABLE_MANAGER_H
      13              : 
      14              : #include <set>
      15              : #include <mutex>
      16              : #include <utility>
      17              : #include <map>
      18              : #include <functional>
      19              : #include <thread>
      20              : #include <array>
      21              : 
      22              : #include "types.h"
      23              : #include "hccl_common_v2.h"
      24              : #include "orion_adapter_rts.h"
      25              : #include "driver/ascend_hal.h"
      26              : 
      27              : namespace Hccl {
      28              : 
      29              : enum class P2PStatus {
      30              :     P2P_STATUS_DISABLED = 0,
      31              :     P2P_STATUS_ENABLING,
      32              :     P2P_STATUS_ENABLED
      33              : };
      34              : 
      35              : using P2PConnectionInfo = struct P2PConnectionInfoDef {
      36              :     uint32_t reference = 0;
      37              :     P2PStatus status = P2PStatus::P2P_STATUS_DISABLED;
      38              : };
      39              : 
      40              : class P2PEnableManager {
      41              : public:
      42              :     static P2PEnableManager &GetInstance();
      43              : 
      44              :     // 测试使用
      45            1 :     std::set<std::pair<u32, u32>> GetSet()
      46              :     {
      47            1 :         return devicePairs;
      48              :     }
      49              : 
      50              :     HcclResult EnableP2P(std::vector<uint32_t> remoteDevices);
      51              :     HcclResult WaitP2PEnabled(std::vector<uint32_t> remoteDevices);
      52              :     HcclResult DisableP2P(uint32_t localDeviceLogicID, std::vector<uint32_t> remoteDevices);
      53              : 
      54              :     ~P2PEnableManager();
      55              : 
      56              : private:
      57              :     std::set<std::pair<u32, u32>> devicePairs;
      58              : 
      59            1 :     P2PEnableManager() = default;
      60              : 
      61              :     P2PEnableManager(const P2PEnableManager &other) = delete;
      62              : 
      63              :     P2PEnableManager &operator=(const P2PEnableManager &other) = delete;
      64              : 
      65              :     HcclResult EnableP2P(uint32_t localDeviceLogicID, uint32_t remoteDevicePhysicID);
      66              :     HcclResult WaitP2PEnabled(uint32_t localDeviceLogicID, uint32_t remoteDevicePhysicID);
      67              :     HcclResult WaitP2PConnected(uint32_t localDeviceLogicID, uint32_t remoteDevicePhysicID);
      68              :     HcclResult DisableP2P(uint32_t localDeviceLogicID, uint32_t remoteDevicePhysicID);
      69              : 
      70              :     std::array<std::map<uint32_t, P2PConnectionInfo>, MAX_MODULE_DEVICE_NUM> connectionsInfo_;
      71              :     std::array<std::mutex, MAX_MODULE_DEVICE_NUM> connectionsLock_;
      72              : };
      73              : } // namespace Hccl
      74              : 
      75              : #endif // HCCLV2_P2P_ENABLE_MANAGER_H