src/gallium/include/state_tracker/drm_api.h

   1
   2 #ifndef _DRM_API_H_
   3 #define _DRM_API_H_
   4
   5 #include "pipe/p_compiler.h"
   6
   7 struct pipe_screen;
   8 struct pipe_winsys;
   9 struct pipe_buffer;
  10 struct pipe_context;
  11 struct pipe_texture;
  12
  13 struct drm_api
  14 {
  15         /**
  16          * Special buffer functions
  17          */
  18         /*@{*/
  19         struct pipe_screen*  (*create_screen)(int drmFB, int pciID);
  20         struct pipe_context* (*create_context)(struct pipe_screen *screen);
  21         /*@}*/
  22
  23         /**
  24          * Special buffer functions
  25          */
  26         /*@{*/
  27         boolean (*buffer_from_texture)(struct pipe_texture *texture,
  28                                        struct pipe_buffer **buffer,
  29                                        unsigned *stride);
  30         struct pipe_buffer* (*buffer_from_handle)(struct pipe_screen *screen,
  31                                                   const char *name,
  32                                                   unsigned handle);
  33         boolean (*handle_from_buffer)(struct pipe_screen *screen,
  34                                       struct pipe_buffer *buffer,
  35                                       unsigned *handle);
  36         boolean (*global_handle_from_buffer)(struct pipe_screen *screen,
  37                                              struct pipe_buffer *buffer,
  38                                              unsigned *handle);
  39         /*@}*/
  40 };
  41
  42 /**
  43  * A driver needs to export this symbol
  44  */
  45 extern struct drm_api drm_api_hocks;
  46
  47 #endif