graphengine/ge/ge_runtime/task/memcpy_async_task.cc

/**
 * Copyright 2019-2020 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ge_runtime/task/memcpy_async_task.h"
#include "ge_runtime/task/task_factory.h"

namespace ge {
namespace model_runner {
MemcpyAsyncTask::MemcpyAsyncTask(const ModelContext &model_context,
                                 const std::shared_ptr<MemcpyAsyncTaskInfo> &task_info)
    : TaskRepeater<MemcpyAsyncTaskInfo>(model_context, task_info), task_info_(task_info), stream_(nullptr) {
  if (task_info_ == nullptr) {
    GELOGW("task_info_ is null!");
    return;
  }
  auto stream_list = model_context.stream_list();
  uint32_t stream_id = task_info->stream_id();

  GELOGI("Stream list size:%zu, stream id:%u.", stream_list.size(), stream_id);
  if (stream_id >= stream_list.size()) {
    GELOGW("Stream id invalid");
    return;
  }
  stream_ = stream_list[stream_id];
}

MemcpyAsyncTask::~MemcpyAsyncTask() {}

bool MemcpyAsyncTask::Distribute() {
  GELOGI("MemcpyAsyncTask Distribute start.");
  GELOGI("dst_max:%lu, count:%lu, kind:%u.", task_info_->dst_max(), task_info_->count(), task_info_->kind());
  rtError_t rt_ret = rtMemcpyAsync(task_info_->dst(), task_info_->dst_max(), task_info_->src(), task_info_->count(),
                                   static_cast<rtMemcpyKind_t>(task_info_->kind()), stream_);
  if (rt_ret != RT_ERROR_NONE) {
    GELOGE(RT_FAILED, "Call rt api failed, ret: 0x%X", rt_ret);
    return false;
  }
  GELOGI("DistributeTask end");
  return true;
}

REGISTER_TASK(TaskInfoType::MEMCPY_ASYNC, MemcpyAsyncTask, MemcpyAsyncTaskInfo);
}  // namespace model_runner
}  // namespace ge