1 /** 2 * Copyright 2024 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef MINDSPORE_MBUF_DEVICE_ADDRESS_H 17 #define MINDSPORE_MBUF_DEVICE_ADDRESS_H 18 19 #include <string> 20 #include "include/backend/device_address.h" 21 22 namespace mindspore { 23 namespace device { 24 class MbufDeviceAddress : public device::DeviceAddress { 25 public: MbufDeviceAddress(void * ptr,size_t size)26 MbufDeviceAddress(void *ptr, size_t size) : DeviceAddress(ptr, size) {} SetData(void * data)27 void SetData(void *data) { set_ptr(data); } 28 SyncDeviceToHost(const ShapeVector & shape,size_t size,TypeId type,void * host_ptr)29 bool SyncDeviceToHost(const ShapeVector &shape, size_t size, TypeId type, void *host_ptr) const override { 30 MS_LOG(ERROR) << "Mbuf address does not support sync data from device to host, please use graph mode"; 31 return false; 32 } SyncHostToDevice(const ShapeVector & shape,size_t size,TypeId type,const void * host_ptr,const std::string & format)33 bool SyncHostToDevice(const ShapeVector &shape, size_t size, TypeId type, const void *host_ptr, 34 const std::string &format) const override { 35 MS_LOG(ERROR) << "Mbuf address does not support sync data from host to device, please use graph mode"; 36 return false; 37 } SyncHostToDevice(const ShapeVector & shape,size_t size,TypeId type,const void * host_ptr)38 bool SyncHostToDevice(const ShapeVector &shape, size_t size, TypeId type, const void *host_ptr) const override { 39 MS_LOG(ERROR) << "Mbuf address does not support sync data from device to host, please use graph mode"; 40 return false; 41 } ClearDeviceMemory()42 void ClearDeviceMemory() override {} GetDeviceType()43 device::DeviceType GetDeviceType() const { return DeviceType::kAscend; } 44 }; 45 } // namespace device 46 } // namespace mindspore 47 #endif // MINDSPORE_MBUF_DEVICE_ADDRESS_H 48