src/gallium/state_trackers/clover/core/device.hpp

   1 //
   2 // Copyright 2012 Francisco Jerez
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining a
   5 // copy of this software and associated documentation files (the "Software"),
   6 // to deal in the Software without restriction, including without limitation
   7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18 // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19 // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20 // SOFTWARE.
  21 //
  22
  23 #ifndef __CORE_DEVICE_HPP__
  24 #define __CORE_DEVICE_HPP__
  25
  26 #include <set>
  27 #include <vector>
  28
  29 #include "core/base.hpp"
  30 #include "core/format.hpp"
  31 #include "pipe-loader/pipe_loader.h"
  32
  33 namespace clover {
  34    typedef struct _cl_device_id device;
  35    class root_resource;
  36    class hard_event;
  37 }
  38
  39 struct _cl_device_id {
  40 public:
  41    _cl_device_id(pipe_loader_device *ldev);
  42    _cl_device_id(_cl_device_id &&dev);
  43    _cl_device_id(const _cl_device_id &dev) = delete;
  44    ~_cl_device_id();
  45
  46    cl_device_type type() const;
  47    cl_uint vendor_id() const;
  48    size_t max_images_read() const;
  49    size_t max_images_write() const;
  50    cl_uint max_image_levels_2d() const;
  51    cl_uint max_image_levels_3d() const;
  52    cl_uint max_samplers() const;
  53    cl_ulong max_mem_global() const;
  54    cl_ulong max_mem_local() const;
  55    cl_ulong max_mem_input() const;
  56    cl_ulong max_const_buffer_size() const;
  57    cl_uint max_const_buffers() const;
  58    size_t max_threads_per_block() const;
  59    cl_ulong max_mem_alloc_size() const;
  60
  61    std::vector<size_t> max_block_size() const;
  62    std::string device_name() const;
  63    std::string vendor_name() const;
  64    enum pipe_shader_ir ir_format() const;
  65    std::string ir_target() const;
  66
  67    friend struct _cl_command_queue;
  68    friend class clover::root_resource;
  69    friend class clover::hard_event;
  70    friend std::set<cl_image_format>
  71    clover::supported_formats(cl_context, cl_mem_object_type);
  72
  73 private:
  74    pipe_screen *pipe;
  75    pipe_loader_device *ldev;
  76 };
  77
  78 namespace clover {
  79    ///
  80    /// Container of all the compute devices that are available in the
  81    /// system.
  82    ///
  83    class device_registry {
  84    public:
  85       typedef std::vector<device>::iterator iterator;
  86
  87       device_registry();
  88
  89       iterator begin() {
  90          return devs.begin();
  91       }
  92
  93       iterator end() {
  94          return devs.end();
  95       }
  96
  97       device &front() {
  98          return devs.front();
  99       }
 100
 101       device &back() {
 102          return devs.back();
 103       }
 104
 105    protected:
 106       std::vector<device> devs;
 107    };
 108 }
 109
 110 #endif