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gallium: Add a dri1 api

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that a driver needs to implement on top of the drm api to support dri1.

Signed-off-by: Thomas Hellstrom <thellstrom-at-vmware-dot-com>
This commit is contained in:
Thomas Hellstrom 2009-04-28 11:43:06 +02:00
parent 2e5acd24b0
commit a70c4f352e
1 changed files with 82 additions and 0 deletions
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82
src/gallium/include/state_tracker/dri1_api.h Normal file
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#ifndef _DRI1_API_H_
#define _DRI1_API_H_
#include "pipe/p_compiler.h"
#include "pipe/p_screen.h"
#include "pipe/p_format.h"
#include "state_tracker/drm_api.h"
#include <drm.h>
struct pipe_screen;
struct pipe_winsys;
struct pipe_buffer;
struct pipe_context;
struct pipe_texture;
struct dri1_api_version
{
int major;
int minor;
int patch_level;
};
/**
* This callback struct is intended for drivers that need to take
* the hardware lock on command submission.
*/
struct dri1_api_lock_funcs
{
void (*lock) (struct pipe_context * pipe);
void (*unlock) (struct pipe_context * locked_pipe);
boolean(*is_locked) (struct pipe_context * locked_pipe);
boolean(*is_lock_lost) (struct pipe_context * locked_pipe);
void (*clear_lost_lock) (struct pipe_context * locked_pipe);
};
struct dri1_api
{
/**
* For flushing to the front buffer. A driver should implement one and only
* one of the functions below. The present_locked functions allows a dri1
* driver to pageflip.
*/
/*@{ */
struct pipe_surface *(*front_srf_locked) (struct pipe_context *
locked_pipe);
void (*present_locked) (struct pipe_context * locked_pipe,
struct pipe_surface * surf,
const struct drm_clip_rect * rect,
unsigned int num_clip,
int x_draw, int y_draw,
const struct drm_clip_rect * src_bbox,
struct pipe_fence_handle ** fence);
/*@} */
};
struct dri1_create_screen_arg
{
struct drm_create_screen_arg base;
struct dri1_api_lock_funcs *lf;
void *ddx_info;
int ddx_info_size;
void *sarea;
struct dri1_api_version ddx_version;
struct dri1_api_version dri_version;
struct dri1_api_version drm_version;
/*
* out parameters;
*/
struct dri1_api *api;
};
#endif