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utils.cpp 795 B

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  1. /**
  2. * \file dnn/test/cuda/utils.cpp
  3. * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
  4. *
  5. * Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
  6. *
  7. * Unless required by applicable law or agreed to in writing,
  8. * software distributed under the License is distributed on an
  9. * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10. */
  11. #include "./utils.h"
  12. namespace megdnn {
  13. namespace test {
  14. bool check_compute_capability(int major, int minor) {
  15. int dev;
  16. cuda_check(cudaGetDevice(&dev));
  17. cudaDeviceProp prop;
  18. cuda_check(cudaGetDeviceProperties(&prop, dev));
  19. return prop.major > major || (prop.major == major && prop.minor >= minor);
  20. }
  21. } // namespace test
  22. } // namespace megdnn
  23. // vim: syntax=cpp.doxygen

MegEngine 安装包中集成了使用 GPU 运行代码所需的 CUDA 环境,不用区分 CPU 和 GPU 版。 如果想要运行 GPU 程序,请确保机器本身配有 GPU 硬件设备并安装好驱动。 如果你想体验在云端 GPU 算力平台进行深度学习开发的感觉,欢迎访问 MegStudio 平台