sys/dev/drm/drm_sarea.h

   1 /* sarea.h -- SAREA definitions -*- linux-c -*-
   2  *
   3  * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  * Authors:
  26  *    Michel Dänzer <michel@daenzer.net>
  27  *
  28  * $FreeBSD: src/sys/dev/drm/drm_sarea.h,v 1.1.2.1 2003/04/26 07:05:28 anholt Exp $
  29  * $DragonFly: src/sys/dev/drm/drm_sarea.h,v 1.2 2003/06/17 06:28:24 dillon Exp $
  30  */
  31
  32 #ifndef _DRM_SAREA_H_
  33 #define _DRM_SAREA_H_
  34
  35 #define SAREA_MAX_DRAWABLES             256
  36
  37 typedef struct _drm_sarea_drawable_t {
  38     unsigned int        stamp;
  39     unsigned int        flags;
  40 } drm_sarea_drawable_t;
  41
  42 typedef struct _dri_sarea_frame_t {
  43     unsigned int        x;
  44     unsigned int        y;
  45     unsigned int        width;
  46     unsigned int        height;
  47     unsigned int        fullscreen;
  48 } drm_sarea_frame_t;
  49
  50 typedef struct _drm_sarea_t {
  51     /* first thing is always the drm locking structure */
  52     drm_hw_lock_t               lock;
  53                 /* NOT_DONE: Use readers/writer lock for drawable_lock */
  54     drm_hw_lock_t               drawable_lock;
  55     drm_sarea_drawable_t        drawableTable[SAREA_MAX_DRAWABLES];
  56     drm_sarea_frame_t           frame;
  57     drm_context_t               dummy_context;
  58 } drm_sarea_t;
  59
  60 #endif  /* _DRM_SAREA_H_ */