projects / ceph.git / blame
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|---|---|---|
| 7c673cae FG |
1 | //---------------------------------------------------------------------------// |
| 2 | // Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com> | |
| 3 | // | |
| 4 | // Distributed under the Boost Software License, Version 1.0 | |
| 5 | // See accompanying file LICENSE_1_0.txt or copy at | |
| 6 | // http://www.boost.org/LICENSE_1_0.txt | |
| 7 | // | |
| 8 | // See http://boostorg.github.com/compute for more information. | |
| 9 | //---------------------------------------------------------------------------// | |
| 10 | ||
| 11 | #ifndef BOOST_COMPUTE_DETAIL_NVIDIA_COMPUTE_CAPABILITY_HPP | |
| 12 | #define BOOST_COMPUTE_DETAIL_NVIDIA_COMPUTE_CAPABILITY_HPP | |
| 13 | ||
| 14 | #include <boost/compute/device.hpp> | |
| 15 | ||
| 16 | #ifdef BOOST_COMPUTE_HAVE_HDR_CL_EXT | |
| 17 | #include <CL/cl_ext.h> | |
| 18 | #endif | |
| 19 | ||
| 20 | namespace boost { | |
| 21 | namespace compute { | |
| 22 | namespace detail { | |
| 23 | ||
| 24 | #ifdef CL_DEVICE_COMPUTE_CAPABILITY_MAJOR_NV | |
| 25 | #define BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MAJOR_NV CL_DEVICE_COMPUTE_CAPABILITY_MAJOR_NV | |
| 26 | #else | |
| 27 | #define BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MAJOR_NV 0x4000 | |
| 28 | #endif | |
| 29 | ||
| 30 | #ifdef CL_DEVICE_COMPUTE_CAPABILITY_MINOR_NV | |
| 31 | #define BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MINOR_NV CL_DEVICE_COMPUTE_CAPABILITY_MINOR_NV | |
| 32 | #else | |
| 33 | #define BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MINOR_NV 0x4001 | |
| 34 | #endif | |
| 35 | ||
| 36 | inline void get_nvidia_compute_capability(const device &device, int &major, int &minor) | |
| 37 | { | |
| 38 | if(!device.supports_extension("cl_nv_device_attribute_query")){ | |
| 39 | major = minor = 0; | |
| 40 | return; | |
| 41 | } | |
| 42 | ||
| 43 | major = device.get_info<uint_>(BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MAJOR_NV); | |
| 44 | minor = device.get_info<uint_>(BOOST_COMPUTE_CL_DEVICE_COMPUTE_CAPABILITY_MINOR_NV); | |
| 45 | } | |
| 46 | ||
| 47 | inline bool check_nvidia_compute_capability(const device &device, int major, int minor) | |
| 48 | { | |
| 49 | int actual_major, actual_minor; | |
| 50 | get_nvidia_compute_capability(device, actual_major, actual_minor); | |
| 51 | ||
| 52 | return actual_major > major || | |
| 53 | (actual_major == major && actual_minor >= minor); | |
| 54 | } | |
| 55 | ||
| 56 | } // end detail namespace | |
| 57 | } // end compute namespace | |
| 58 | } // end boost namespace | |
| 59 | ||
| 60 | #endif // BOOST_COMPUTE_DETAIL_NVIDIA_COMPUTE_CAPABILITY_HPP |