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graphengine/ge/graph/load/model_manager/zero_copy_task.h

104 lines
2.8 KiB

/**
* 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.
*/
#ifndef GE_GRAPH_LOAD_NEW_MODEL_MANAGER_ZERO_COPY_TASK_H_
#define GE_GRAPH_LOAD_NEW_MODEL_MANAGER_ZERO_COPY_TASK_H_
#include <map>
#include <set>
#include <vector>
#include <string>
#include "external/ge/ge_api_error_codes.h"
#include "framework/common/ge_types.h"
#include "runtime/mem.h"
using std::map;
using std::set;
using std::vector;
using std::string;
namespace ge {
class ZeroCopyTask {
public:
ZeroCopyTask(const string &name, uint8_t *args, size_t size);
~ZeroCopyTask();
/**
* @ingroup ge
* @brief Set Task zero copy addr info.
* @param [in] addr: task addr value.
* @param [in] offset: saved offset in task args.
* @return: 0 SUCCESS / others FAILED
*/
ge::Status SetTaskArgsOffset(uintptr_t addr, size_t offset);
/**
* @ingroup ge
* @brief Is need zero copy.
* @return: true / false
*/
bool IsTaskArgsSet() const { return !task_addr_offset_.empty(); }
/**
* @ingroup ge
* @brief Save orignal data of task args.
* @param [in] info: task args orignal data.
* @param [in] size: args size.
* @return: void
*/
void SetOriginalArgs(const void *info, size_t size);
/**
* @ingroup ge
* @brief Set user data addr to Task param.
* @param [in] addr: virtual address value from Op.
* @param [in] buffer_addr: data buffer_addr from user.
* @return: 0 SUCCESS / others FAILED
*/
ge::Status UpdateTaskParam(uintptr_t addr, void *buffer_addr);
/**
* @ingroup ge
* @brief Update task param to device.
* @param [in] async_mode: true for asychronous mode.
* @param [in] stream: Stream for asychronous update.
* @return: 0 SUCCESS / others FAILED
*/
ge::Status DistributeParam(bool async_mode, rtStream_t stream);
void SetBatchLabel(const string &batch_label) {
batch_label_ = batch_label;
}
const string& GetBatchLabel() const {
return batch_label_;
}
private:
const string name_;
uint8_t *args_addr_;
const size_t args_size_;
vector<uint8_t> args_info_;
bool is_updated_;
string batch_label_;
// <address from Op, {offset in args}>
map<uintptr_t, set<size_t>> task_addr_offset_;
};
} // namespace ge
#endif // GE_GRAPH_LOAD_NEW_MODEL_MANAGER_ZERO_COPY_TASK_H_