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DeviceSelector.cpp
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1 // This file is part of the Acts project.
2 //
3 // Copyright (C) 2020 CERN for the benefit of the Acts project
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 
9 // SYCL plugin include(s)
11 
12 // SYCL include
13 #include <CL/sycl.hpp>
14 
15 namespace Acts::Sycl {
17  : m_defaultSelector(cl::sycl::default_selector()),
18  m_deviceName(deviceName) {}
19 
20 int DeviceSelector::operator()(const cl::sycl::device& d) const {
21  // Under no circumstances do we accept any NVidia OpenCL devices.
22  const std::string vendor = d.get_info<cl::sycl::info::device::vendor>();
23  const std::string version = d.get_info<cl::sycl::info::device::version>();
24  if ((vendor.find("NVIDIA") != std::string::npos) &&
25  (version.find("OpenCL") != std::string::npos)) {
26  return -1;
27  }
28 
29  // If the user provided a substring of the device name, look for that device
30  if (!m_deviceName.empty()) {
31  if (d.get_info<cl::sycl::info::device::name>().find(m_deviceName) !=
32  std::string::npos) {
33  return 1;
34  } else {
35  return -1;
36  }
37  }
38 
39  // Otherwise return the value defined by the default selector
40  return m_defaultSelector(d);
41 };
42 } // namespace Acts::Sycl