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_COMPILER_XLA_SERVICE_GPU_GPU_DEVICE_INFO_H_ 17 #define TENSORFLOW_COMPILER_XLA_SERVICE_GPU_GPU_DEVICE_INFO_H_ 18 19 #include "tensorflow/stream_executor/stream_executor.h" 20 21 namespace xla { 22 namespace gpu { 23 24 // THe information contained in these structures is also contained in 25 // se::DeviceDescription, but separating these out lets us write code that does 26 // not depend on stream executor. 27 struct GpuDeviceInfo { 28 int threads_per_block_limit; 29 int threads_per_warp; 30 int shared_memory_per_block; 31 int threads_per_core_limit; 32 int core_count; 33 int block_dim_limit_x; 34 int block_dim_limit_y; 35 int block_dim_limit_z; 36 }; 37 38 GpuDeviceInfo GetGpuDeviceInfo(stream_executor::StreamExecutor* stream_exec); 39 40 } // namespace gpu 41 } // namespace xla 42 43 #endif // TENSORFLOW_COMPILER_XLA_SERVICE_GPU_GPU_DEVICE_INFO_H_ 44