132 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			132 lines
		
	
	
		
			5.6 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
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|  * Copyright © 2013 Keith Packard
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|  *
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|  * Permission to use, copy, modify, distribute, and sell this software and its
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|  * documentation for any purpose is hereby granted without fee, provided that
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|  * the above copyright notice appear in all copies and that both that copyright
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|  * notice and this permission notice appear in supporting documentation, and
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|  * that the name of the copyright holders not be used in advertising or
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|  * publicity pertaining to distribution of the software without specific,
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|  * written prior permission.  The copyright holders make no representations
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|  * about the suitability of this software for any purpose.  It is provided "as
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|  * is" without express or implied warranty.
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|  *
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|  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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|  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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|  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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|  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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|  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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|  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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|  * OF THIS SOFTWARE.
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|  */
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| 
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| #ifndef _DRI3_H_
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| #define _DRI3_H_
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| 
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| #include <X11/extensions/dri3proto.h>
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| #include <randrstr.h>
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| 
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| #define DRI3_SCREEN_INFO_VERSION        4
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| 
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| struct dri3_syncobj
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| {
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|     XID id;
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|     ScreenPtr screen;
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|     uint32_t refcount;
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| 
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|     void (*free)(struct dri3_syncobj *syncobj);
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|     Bool (*has_fence)(struct dri3_syncobj *syncobj, uint64_t point);
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|     Bool (*is_signaled)(struct dri3_syncobj *syncobj, uint64_t point);
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|     int (*export_fence)(struct dri3_syncobj *syncobj, uint64_t point);
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|     void (*import_fence)(struct dri3_syncobj *syncobj, uint64_t point, int fd);
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|     void (*signal)(struct dri3_syncobj *syncobj, uint64_t point);
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|     void (*submitted_eventfd)(struct dri3_syncobj *syncobj, uint64_t point, int efd);
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|     void (*signaled_eventfd)(struct dri3_syncobj *syncobj, uint64_t point, int efd);
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| };
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| 
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| typedef int (*dri3_open_proc)(ScreenPtr screen,
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|                               RRProviderPtr provider,
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|                               int *fd);
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| 
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| typedef int (*dri3_open_client_proc)(ClientPtr client,
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|                                      ScreenPtr screen,
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|                                      RRProviderPtr provider,
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|                                      int *fd);
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| 
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| typedef PixmapPtr (*dri3_pixmap_from_fd_proc) (ScreenPtr screen,
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|                                                int fd,
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|                                                CARD16 width,
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|                                                CARD16 height,
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|                                                CARD16 stride,
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|                                                CARD8 depth,
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|                                                CARD8 bpp);
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| 
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| typedef PixmapPtr (*dri3_pixmap_from_fds_proc) (ScreenPtr screen,
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|                                                 CARD8 num_fds,
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|                                                 const int *fds,
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|                                                 CARD16 width,
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|                                                 CARD16 height,
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|                                                 const CARD32 *strides,
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|                                                 const CARD32 *offsets,
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|                                                 CARD8 depth,
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|                                                 CARD8 bpp,
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|                                                 CARD64 modifier);
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| 
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| typedef int (*dri3_fd_from_pixmap_proc) (ScreenPtr screen,
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|                                          PixmapPtr pixmap,
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|                                          CARD16 *stride,
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|                                          CARD32 *size);
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| 
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| typedef int (*dri3_fds_from_pixmap_proc) (ScreenPtr screen,
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|                                           PixmapPtr pixmap,
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|                                           int *fds,
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|                                           uint32_t *strides,
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|                                           uint32_t *offsets,
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|                                           uint64_t *modifier);
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| 
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| typedef int (*dri3_get_formats_proc) (ScreenPtr screen,
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|                                       CARD32 *num_formats,
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|                                       CARD32 **formats);
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| 
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| typedef int (*dri3_get_modifiers_proc) (ScreenPtr screen,
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|                                         uint32_t format,
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|                                         uint32_t *num_modifiers,
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|                                         uint64_t **modifiers);
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| 
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| typedef int (*dri3_get_drawable_modifiers_proc) (DrawablePtr draw,
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|                                                  uint32_t format,
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|                                                  uint32_t *num_modifiers,
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|                                                  uint64_t **modifiers);
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| 
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| typedef struct dri3_syncobj *(*dri3_import_syncobj_proc) (ClientPtr client,
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|                                                           ScreenPtr screen,
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|                                                           XID id,
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|                                                           int fd);
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| 
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| typedef struct dri3_screen_info {
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|     uint32_t                    version;
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| 
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|     dri3_open_proc              open;
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|     dri3_pixmap_from_fd_proc    pixmap_from_fd;
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|     dri3_fd_from_pixmap_proc    fd_from_pixmap;
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| 
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|     /* Version 1 */
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|     dri3_open_client_proc       open_client;
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| 
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|     /* Version 2 */
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|     dri3_pixmap_from_fds_proc   pixmap_from_fds;
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|     dri3_fds_from_pixmap_proc   fds_from_pixmap;
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|     dri3_get_formats_proc       get_formats;
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|     dri3_get_modifiers_proc     get_modifiers;
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|     dri3_get_drawable_modifiers_proc get_drawable_modifiers;
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| 
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|     /* Version 4 */
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|     dri3_import_syncobj_proc    import_syncobj;
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| 
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| } dri3_screen_info_rec, *dri3_screen_info_ptr;
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| 
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| extern _X_EXPORT Bool
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| dri3_screen_init(ScreenPtr screen, const dri3_screen_info_rec *info);
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| 
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| #endif /* _DRI3_H_ */
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