From a70c4f352e8e7aea0b130fd1285352bbf89503b5 Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Tue, 28 Apr 2009 11:43:06 +0200 Subject: gallium: Add a dri1 api that a driver needs to implement on top of the drm api to support dri1. Signed-off-by: Thomas Hellstrom --- src/gallium/include/state_tracker/dri1_api.h | 82 ++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 src/gallium/include/state_tracker/dri1_api.h (limited to 'src') diff --git a/src/gallium/include/state_tracker/dri1_api.h b/src/gallium/include/state_tracker/dri1_api.h new file mode 100644 index 0000000000..b173ba3683 --- /dev/null +++ b/src/gallium/include/state_tracker/dri1_api.h @@ -0,0 +1,82 @@ +#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 + +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 -- cgit v1.2.3