drm: Add support for tracking drawable information to core

[linux-2.6] / drivers / char / drm / drmP.h

diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index d7135d41a42a870272bbc2c80831de948f8fa8ea..01e1f252865918dd73a70740c64b472e29c2a185 100644 (file)
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -742,6 +742,15 @@ typedef struct drm_device {
        drm_local_map_t *agp_buffer_map;
        unsigned int agp_buffer_token;
        drm_head_t primary;             /**< primary screen head */
+
+       /** \name Drawable information */
+       /*@{ */
+       spinlock_t drw_lock;
+       unsigned int drw_bitfield_length;
+       u32 *drw_bitfield;
+       unsigned int drw_info_length;
+       drm_drawable_info_t **drw_info;
+       /*@} */
 } drm_device_t;
 
 static __inline__ int drm_core_check_feature(struct drm_device *dev,
@@ -889,6 +898,10 @@ extern int drm_adddraw(struct inode *inode, struct file *filp,
                       unsigned int cmd, unsigned long arg);
 extern int drm_rmdraw(struct inode *inode, struct file *filp,
                      unsigned int cmd, unsigned long arg);
+extern int drm_update_drawable_info(struct inode *inode, struct file *filp,
+                      unsigned int cmd, unsigned long arg);
+extern drm_drawable_info_t *drm_get_drawable_info(drm_device_t *dev,
+                                                 drm_drawable_t id);
 
                                /* Authentication IOCTL support (drm_auth.h) */
 extern int drm_getmagic(struct inode *inode, struct file *filp,