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 "alg_template_base_pub.h"
12 : #include "calc_hd_transport_req.h"
13 :
14 : namespace hccl {
15 34 : CalcHDTransportReq::CalcHDTransportReq(std::vector<std::vector<u32>> &subCommPlaneVector,
16 34 : std::vector<bool> &isBridgeVector, u32 userRank)
17 34 : : CalcTransportReqBase(subCommPlaneVector, isBridgeVector, userRank)
18 : {
19 34 : }
20 :
21 68 : CalcHDTransportReq::~CalcHDTransportReq()
22 : {
23 68 : }
24 :
25 34 : HcclResult CalcHDTransportReq::CalcTransportRequest(const std::string &tag, TransportMemType inputMemType,
26 : TransportMemType outputMemType, const CommParaInfo &commParaInfo,
27 : std::vector<SingleSubCommTransport> &commTransport, u32 subUserRankRoot)
28 : {
29 34 : u32 ringSize = subCommPlaneVector_.size();
30 34 : commTransport.resize(ringSize);
31 :
32 82 : for (u32 ringIndex = 0; ringIndex < ringSize; ringIndex++) {
33 76 : if (commParaInfo.commPlane == COMM_LEVEL1 && !isBridgeVector_[ringIndex]) {
34 42 : continue; // 跳出本次循环
35 : }
36 :
37 34 : u32 rank = GetSubCollectiveRank(subCommPlaneVector_[ringIndex]);
38 34 : if (rank == INVALID_VALUE_RANKID) {
39 0 : continue;
40 : }
41 :
42 34 : u32 rankSize = subCommPlaneVector_[ringIndex].size();
43 34 : SingleSubCommTransport &subCommTransport = commTransport[ringIndex];
44 34 : subCommTransport.transportRequests.resize(rankSize);
45 : // 只有一张卡时不需要建链
46 34 : if (rankSize == HCCL_RANK_SIZE_EQ_ONE) {
47 28 : HCCL_INFO("comm base needn't to create links, rankSize_[%u].", rankSize);
48 28 : return HCCL_SUCCESS;
49 : }
50 :
51 6 : u32 subRoot = INVALID_VALUE_RANKID;
52 6 : if (subUserRankRoot != INVALID_VALUE_RANKID) {
53 0 : CHK_RET(GetRankByUserRank(subCommPlaneVector_[ringIndex], subUserRankRoot, subRoot));
54 : }
55 :
56 : std::vector<bool> linkRelation = AlgTemplateBase::CalcLinksRelation(rank, rankSize, subRoot,
57 6 : HalvingDoublingType::RECURSIVE_HALVING_DOUBLING);
58 :
59 18 : for (u32 rankIndex = 0; rankIndex < rankSize; rankIndex++) {
60 12 : TransportRequest &tmpTransport = subCommTransport.transportRequests[rankIndex];
61 12 : if (linkRelation[rankIndex] == true) {
62 6 : tmpTransport.isValid = true;
63 6 : tmpTransport.localUserRank = userRank_;
64 6 : tmpTransport.remoteUserRank = subCommPlaneVector_[ringIndex][rankIndex];
65 6 : tmpTransport.inputMemType = inputMemType;
66 6 : tmpTransport.outputMemType = outputMemType;
67 6 : HCCL_INFO("[CommFactory][CalcHDCommInfo] param_.tag[%s] ringIndex[%u], localRank[%u], " \
68 : "remoteRank[%u], inputMemType[%d], outputMemType[%d]", tag.c_str(), ringIndex, userRank_,
69 : tmpTransport.remoteUserRank, inputMemType, outputMemType);
70 : } else {
71 6 : tmpTransport.isValid = false;
72 : }
73 : }
74 6 : subCommTransport.supportDataReceivedAck = true;
75 6 : }
76 6 : return HCCL_SUCCESS;
77 : }
78 :
79 : } // namespace hccl
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