1 /* Copyright 2020 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_STREAM_EXECUTOR_TPU_TPU_TRANSFER_MANAGER_INTERFACE_H_ 17 #define TENSORFLOW_STREAM_EXECUTOR_TPU_TPU_TRANSFER_MANAGER_INTERFACE_H_ 18 19 #include <deque> 20 21 #include "tensorflow/compiler/xla/service/transfer_manager.h" 22 #include "tensorflow/stream_executor/tpu/noncopyable_buffer.h" 23 24 namespace xla { 25 26 class TpuTransferManagerInterface : public xla::TransferManager { 27 public: 28 virtual Status TransferBuffersToInfeed( 29 se::StreamExecutor* executor, 30 const std::deque<tensorflow::tpu::NoncopyableBuffer>& buffers) = 0; 31 32 virtual Status LinearizeToBuffers( 33 const LiteralSlice& literal, 34 std::deque<tensorflow::tpu::NoncopyableBuffer>* buffers) = 0; 35 36 static TpuTransferManagerInterface* GetRegisteredTpuTransferManager(); 37 }; 38 39 } // namespace xla 40 41 #endif // TENSORFLOW_STREAM_EXECUTOR_TPU_TPU_TRANSFER_MANAGER_INTERFACE_H_ 42