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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 "coll_all_gather_mesh_aiv_executor.h"
12 :
13 : namespace hccl {
14 0 : CollAllGatherMeshAivExecutor::CollAllGatherMeshAivExecutor(
15 0 : const HcclDispatcher dispatcher, std::unique_ptr<TopoMatcher>& topoMatcher)
16 0 : : CollAllGatherExecutor(dispatcher, topoMatcher)
17 : {
18 0 : DMAReduceFlag_ = false;
19 0 : desc_.isAivMode = true;
20 0 : }
21 :
22 0 : HcclResult CollAllGatherMeshAivExecutor::CalcStreamNum(u32& streamNum)
23 : {
24 0 : streamNum = 0; // AIV通信不需要申请从流
25 0 : HCCL_INFO("[CollAllGatherMeshAivExecutor][CalcStreamNum] tag[%s] streamNum[%u].", tag_.c_str(), streamNum);
26 0 : return HCCL_SUCCESS;
27 : }
28 :
29 0 : HcclResult CollAllGatherMeshAivExecutor::CalcCommInfo(std::vector<LevelNSubCommTransport>& opTransport)
30 : {
31 0 : TransportMemType inputType = TransportMemType::RESERVED;
32 0 : TransportMemType outputType = TransportMemType::RESERVED;
33 0 : CHK_RET(CalcTransportMemType(inputType, outputType));
34 0 : CHK_RET(CalcLevel0CommInfo(inputType, outputType, opTransport));
35 0 : return HCCL_SUCCESS;
36 : }
37 :
38 0 : HcclResult CollAllGatherMeshAivExecutor::CalcTransportMemType(TransportMemType& inputType, TransportMemType& outputType)
39 : {
40 0 : if (workflowMode_ == HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE) {
41 0 : inputType = TransportMemType::CCL_INPUT;
42 0 : outputType = TransportMemType::AIV_OUTPUT;
43 : } else {
44 0 : inputType = TransportMemType::PARAM_INPUT;
45 0 : outputType = TransportMemType::AIV_OUTPUT;
46 : }
47 0 : HCCL_INFO(
48 : "[CollAllGatherMeshAivExecutor][CalcTransportMemType] tag[%s] inputType[%d],"
49 : " outputType[%d].",
50 : tag_.c_str(), inputType, outputType);
51 0 : return HCCL_SUCCESS;
52 : }
53 :
54 0 : HcclResult CollAllGatherMeshAivExecutor::CalcLevel0CommInfo(
55 : TransportMemType inputType, TransportMemType outputType, std::vector<LevelNSubCommTransport>& opTransport)
56 : {
57 0 : CommParaInfo commParaLevel0(COMM_LEVEL0, CommType::COMM_TAG_MESH);
58 0 : commParaLevel0.meshSinglePlane = true;
59 0 : CHK_RET(CalcCommPlaneInfo(tag_, commParaLevel0, opTransport[COMM_LEVEL0], inputType, outputType));
60 0 : return HCCL_SUCCESS;
61 0 : }
62 :
63 0 : HcclResult CollAllGatherMeshAivExecutor::CalNumBlocks(u32& numBlocks, u32 rankSize, u64 dataSize, HcclCMDType cmdType)
64 : {
65 0 : numBlocks = rankSize; // 默认情况使用rankSize个AIV
66 :
67 0 : bool isOpBase = (GetWorkflowMode() == HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE);
68 0 : if (topoAttr_.deviceType == DevType::DEV_TYPE_910_93 && !isOpBase) {
69 0 : numBlocks = rankSize * NUM_BLOCKS_FOUR_PER_RANK_A3 > MAX_NUM_BLOCKS ? rankSize * NUM_BLOCKS_THREE_PER_RANK_A3 :
70 : rankSize * NUM_BLOCKS_FOUR_PER_RANK_A3;
71 0 : } else if (isOpBase) {
72 0 : numBlocks += 1; // 单机场景，单算子AllGather大数据使用(rankSize + 1)个aiv
73 : }
74 :
75 0 : u32 bestNumBlocks = numBlocks;
76 0 : CHK_PRT_RET(
77 : numBlocks_ < rankSize,
78 : HCCL_WARNING(
79 : "[CollAllGatherMeshAivExecutor][CalNumBlocks]aivCore[%u] is invalid, at least need [%u].", numBlocks_,
80 : rankSize),
81 : HCCL_E_PARA);
82 0 : CHK_PRT_RET(
83 : isOpBase && numBlocks_ < bestNumBlocks,
84 : HCCL_WARNING(
85 : "[CollAllGatherMeshAivExecutor][CalNumBlocks]aivCore[%u] is invalid, at least need [%u].", numBlocks_,
86 : bestNumBlocks),
87 : HCCL_E_PARA);
88 :
89 0 : if (numBlocks_ < numBlocks) {
90 0 : numBlocks = numBlocks_ / rankSize * rankSize;
91 : }
92 :
93 0 : HCCL_INFO(
94 : "[CollAllGatherMeshAivExecutor][CalNumBlocks] numBlocks is set to [%u], limit[%u], recommanded[%u]", numBlocks,
95 : numBlocks_, bestNumBlocks);
96 0 : return HCCL_SUCCESS;
97 : }
98 :
99 0 : HcclResult CollAllGatherMeshAivExecutor::Orchestrate(OpParam& param, AlgResourceResponse& algRes)
100 : {
101 0 : HcclUs startut = TIME_NOW();
102 0 : tag_ = param.tag;
103 0 : algResResp_ = &algRes;
104 :
105 0 : HcclResult ret = HCCL_SUCCESS;
106 0 : ExecMem execMem;
107 0 : execMem.count = param.DataDes.count;
108 0 : execMem.inputPtr = param.inputPtr;
109 0 : execMem.outputPtr = param.outputPtr;
110 :
111 : // 单算子大数据量
112 0 : if (workflowMode_ != HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE) {
113 0 : execMem.inputMem = algRes.paramInputMem;
114 0 : execMem.outputMem = algRes.aivOutputMem;
115 0 : ret = KernelRun(param, execMem);
116 : } else {
117 0 : execMem.inputMem = algRes.cclInputMem; // 仍然使用CCLIN
118 0 : execMem.outputMem = algRes.aivOutputMem;
119 0 : ret = KernelRun(param, execMem);
120 : }
121 :
122 0 : CHK_PRT_RET(
123 : ret != HCCL_SUCCESS,
124 : HCCL_ERROR(
125 : "[CollAllGatherMeshAivExecutor][Orchestrate]errNo[0x%016llx] tag[%s] executor kernel "
126 : "run failed",
127 : HCCL_ERROR_CODE(ret), param.tag.c_str()),
128 : ret);
129 :
130 0 : HCCL_INFO(
131 : "tag[%s], AllGather executor orchestrate success, take time [%lld]us.", param.tag.c_str(),
132 : DURATION_US(TIME_NOW() - startut));
133 0 : return HCCL_SUCCESS;
134 0 : }
135 :
136 0 : HcclResult CollAllGatherMeshAivExecutor::GetAivExecParam(
137 : const OpParam& param, AlgResourceResponse& algRes, AivSuperKernelArgs& args)
138 : {
139 0 : HcclUs startut = TIME_NOW();
140 0 : tag_ = param.tag;
141 0 : algResResp_ = &algRes;
142 :
143 0 : HcclResult ret = HCCL_SUCCESS;
144 0 : ExecMem execMem;
145 0 : execMem.count = param.DataDes.count;
146 0 : execMem.inputPtr = param.inputPtr;
147 0 : execMem.outputPtr = param.outputPtr;
148 :
149 : // 单算子大数据量
150 0 : execMem.inputMem = algRes.paramInputMem;
151 0 : execMem.outputMem = algRes.aivOutputMem;
152 :
153 0 : SubCommInfo level0CommInfo = GetSubCommInfo(COMM_LEVEL0, COMM_INDEX_0);
154 :
155 0 : u32 localRank = level0CommInfo.localRank;
156 0 : u32 localRankSize = level0CommInfo.localRankSize;
157 0 : HCCL_DEBUG(
158 : "[CollAllGatherMeshAivExecutor][GetAivExecParam] userRank [%d] localRank [%d]", topoAttr_.userRank, localRank);
159 :
160 0 : for (u32 i = 0; i < localRankSize; i++) {
161 0 : if (i != localRank) {
162 0 : CHK_RET(level0CommInfo.links[i]->GetRemoteMem(UserMemType::INPUT_MEM, &(args.buffersIn[i])));
163 0 : CHK_RET(level0CommInfo.links[i]->GetRemoteMem(UserMemType::OUTPUT_MEM, &(args.buffersOut[i])));
164 : } else {
165 0 : args.buffersIn[i] = execMem.inputMem.ptr();
166 0 : args.buffersOut[i] = execMem.outputMem.ptr();
167 : }
168 : }
169 0 : args.rank = localRank;
170 0 : args.rankSize = localRankSize;
171 0 : args.len = execMem.count;
172 0 : args.dataType = param.DataDes.dataType;
173 0 : args.unitSize = SIZE_TABLE[param.DataDes.dataType];
174 0 : args.reduceOp = param.reduceType;
175 0 : args.devType = static_cast<u32>(topoAttr_.deviceType);
176 0 : CHK_PRT_RET(
177 : ret != HCCL_SUCCESS,
178 : HCCL_ERROR(
179 : "[CollAllGatherMeshAivExecutor][Orchestrate]errNo[0x%016llx] tag[%s] executor kernel "
180 : "run failed",
181 : HCCL_ERROR_CODE(ret), param.tag.c_str()),
182 : ret);
183 :
184 0 : HCCL_INFO(
185 : "tag[%s], AllGather executor getalgexecparam success, take time [%lld]us.", param.tag.c_str(),
186 : DURATION_US(TIME_NOW() - startut));
187 0 : return HCCL_SUCCESS;
188 0 : }
189 :
190 0 : HcclResult CollAllGatherMeshAivExecutor::KernelRun(const OpParam& param, ExecMem& execMem)
191 : {
192 0 : HCCL_INFO("[CollAllGatherMeshAivExecutor][KernelRun]AllGather aiv enter.");
193 :
194 0 : CHK_RET(CheckCommSize(COMM_LEVEL0, COMM_INDEX_0 + 1));
195 0 : SubCommInfo level0CommInfo = GetSubCommInfo(COMM_LEVEL0, COMM_INDEX_0);
196 :
197 : void* buffersIn[MAX_RANK_SIZE];
198 : void* buffersOut[MAX_RANK_SIZE];
199 :
200 0 : u32 localRank = level0CommInfo.localRank;
201 0 : u32 localRankSize = level0CommInfo.localRankSize;
202 0 : HCCL_DEBUG("[CollAllGatherMeshAivExecutor][KernelRun] userRank [%d] localRank [%d]", topoAttr_.userRank, localRank);
203 :
204 0 : for (u32 i = 0; i < localRankSize; i++) {
205 0 : if (i != localRank) {
206 0 : CHK_RET(level0CommInfo.links[i]->GetRemoteMem(UserMemType::INPUT_MEM, &(buffersIn[i])));
207 0 : CHK_RET(level0CommInfo.links[i]->GetRemoteMem(UserMemType::OUTPUT_MEM, &(buffersOut[i])));
208 : } else {
209 0 : buffersIn[i] = execMem.inputMem.ptr();
210 0 : buffersOut[i] = execMem.outputMem.ptr();
211 : }
212 : }
213 :
214 0 : bool isOpbase = (GetWorkflowMode() == HcclWorkflowMode::HCCL_WORKFLOW_MODE_OP_BASE);
215 0 : AivOpArgs opArgs{
216 : HcclCMDType::HCCL_CMD_ALLGATHER,
217 0 : execMem.inputPtr,
218 0 : execMem.outputPtr,
219 0 : execMem.count,
220 0 : param.DataDes.dataType,
221 0 : param.reduceType,
222 : 0,
223 0 : isOpbase};
224 0 : AivTopoArgs topoArgs{localRank, localRankSize, MAX_RANK_SIZE, 0, 1, topoAttr_.deviceType, algoAttr_.identifier};
225 : u32 numBlocks;
226 0 : CHK_PRT_RET(
227 : CalNumBlocks(numBlocks, localRankSize) != HCCL_SUCCESS, HCCL_ERROR("[%s] CalNumBlocks failed", __func__),
228 : HCCL_E_PARA);
229 0 : numBlocks_ = numBlocks;
230 0 : AivResourceArgs resourceArgs{param.tag, param.stream.ptr(), buffersIn, buffersOut, execMem.inputMem.size(),
231 0 : numBlocks_, param.aivTag};
232 0 : AivAlgArgs algArgs{};
233 0 : struct AivProfilingInfo aivProfilingInfo;
234 0 : algArgs.execTimeOut = topoMatcher_->GetExecTimeOutConfig();
235 0 : algArgs.execTimeOutSet = true;
236 0 : aivProfilingInfo.counter = opCounter_;
237 :
238 0 : HcclResult ret = ExecuteKernelLaunch(opArgs, topoArgs, resourceArgs, algArgs, aivProfilingInfo);
239 0 : CHK_PRT_RET(
240 : ret != HCCL_SUCCESS,
241 : HCCL_ERROR("[CollAllGatherMeshAivExecutor][KernelRun]AllGather aiv failed, return[%d]", ret), ret);
242 :
243 0 : ExtraArgs extraArgs;
244 0 : CHK_RET(SetOpCache(opArgs, topoArgs, resourceArgs, algArgs, extraArgs, aivProfilingInfo, false));
245 :
246 0 : HCCL_INFO("[CollAllGatherMeshAivExecutor][KernelRun]AllGather aiv run success.");
247 0 : return HCCL_SUCCESS;
248 0 : }
249 :
250 : REGISTER_EXEC("AllGatherMeshAivExecutor", AllGatherMeshAiv, CollAllGatherMeshAivExecutor);
251 :
252 : } // namespace hccl
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