src/gallium/include/state_tracker/dri1_api.h

   1 #ifndef _DRI1_API_H_
   2 #define _DRI1_API_H_
   3
   4 #include "pipe/p_compiler.h"
   5 #include "pipe/p_screen.h"
   6 #include "pipe/p_format.h"
   7
   8 #include "state_tracker/drm_api.h"
   9
  10 #include <drm.h>
  11
  12 struct pipe_screen;
  13 struct pipe_winsys;
  14 struct pipe_buffer;
  15 struct pipe_context;
  16 struct pipe_texture;
  17
  18 struct dri1_api_version
  19 {
  20    int major;
  21    int minor;
  22    int patch_level;
  23 };
  24
  25 /**
  26  * This callback struct is intended for drivers that need to take
  27  * the hardware lock on command submission.
  28  */
  29
  30 struct dri1_api_lock_funcs
  31 {
  32    void (*lock) (struct pipe_context * pipe);
  33    void (*unlock) (struct pipe_context * locked_pipe);
  34       boolean(*is_locked) (struct pipe_context * locked_pipe);
  35       boolean(*is_lock_lost) (struct pipe_context * locked_pipe);
  36    void (*clear_lost_lock) (struct pipe_context * locked_pipe);
  37 };
  38
  39 struct dri1_api
  40 {
  41    /**
  42     * For flushing to the front buffer. A driver should implement one and only
  43     * one of the functions below. The present_locked functions allows a dri1
  44     * driver to pageflip.
  45     */
  46
  47    /*@{ */
  48
  49    struct pipe_surface *(*front_srf_locked) (struct pipe_context *
  50                                              locked_pipe);
  51
  52    void (*present_locked) (struct pipe_context * locked_pipe,
  53                            struct pipe_surface * surf,
  54                            const struct drm_clip_rect * rect,
  55                            unsigned int num_clip,
  56                            int x_draw, int y_draw,
  57                            const struct drm_clip_rect * src_bbox,
  58                            struct pipe_fence_handle ** fence);
  59    /*@} */
  60 };
  61
  62 struct dri1_create_screen_arg
  63 {
  64    struct drm_create_screen_arg base;
  65
  66    struct dri1_api_lock_funcs *lf;
  67    void *ddx_info;
  68    int ddx_info_size;
  69    void *sarea;
  70
  71    struct dri1_api_version ddx_version;
  72    struct dri1_api_version dri_version;
  73    struct dri1_api_version drm_version;
  74
  75    /*
  76     * out parameters;
  77     */
  78
  79    struct dri1_api *api;
  80 };
  81
  82 #endif