drm/shared/drm_sarea.h

58 lines
2.0 KiB
C

/* sarea.h -- SAREA definitions -*- linux-c -*-
*
* Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Michel Dänzer <michel@daenzer.net>
*/
#ifndef _DRM_SAREA_H_
#define _DRM_SAREA_H_
#define SAREA_MAX_DRAWABLES 256
typedef struct _drm_sarea_drawable_t {
unsigned int stamp;
unsigned int flags;
} drm_sarea_drawable_t;
typedef struct _dri_sarea_frame_t {
unsigned int x;
unsigned int y;
unsigned int width;
unsigned int height;
unsigned int fullscreen;
} drm_sarea_frame_t;
typedef struct _drm_sarea_t {
/* first thing is always the drm locking structure */
drm_hw_lock_t lock;
/* NOT_DONE: Use readers/writer lock for drawable_lock */
drm_hw_lock_t drawable_lock;
drm_sarea_drawable_t drawableTable[SAREA_MAX_DRAWABLES];
drm_sarea_frame_t frame;
drm_context_t dummy_context;
} drm_sarea_t;
#endif /* _DRM_SAREA_H_ */