dri3.h (4933B)
1 /* 2 * Copyright © 2013 Keith Packard 3 * 4 * Permission to use, copy, modify, distribute, and sell this software and its 5 * documentation for any purpose is hereby granted without fee, provided that 6 * the above copyright notice appear in all copies and that both that copyright 7 * notice and this permission notice appear in supporting documentation, and 8 * that the name of the copyright holders not be used in advertising or 9 * publicity pertaining to distribution of the software without specific, 10 * written prior permission. The copyright holders make no representations 11 * about the suitability of this software for any purpose. It is provided "as 12 * is" without express or implied warranty. 13 * 14 * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, 15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO 16 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR 17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, 18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 20 * OF THIS SOFTWARE. 21 */ 22 23 #ifndef _DRI3_H_ 24 #define _DRI3_H_ 25 26 #ifdef DRI3 27 28 #include <X11/extensions/dri3proto.h> 29 #include <randrstr.h> 30 31 #define DRI3_SCREEN_INFO_VERSION 2 32 33 typedef int (*dri3_open_proc)(ScreenPtr screen, 34 RRProviderPtr provider, 35 int *fd); 36 37 typedef int (*dri3_open_client_proc)(ClientPtr client, 38 ScreenPtr screen, 39 RRProviderPtr provider, 40 int *fd); 41 42 typedef PixmapPtr (*dri3_pixmap_from_fd_proc) (ScreenPtr screen, 43 int fd, 44 CARD16 width, 45 CARD16 height, 46 CARD16 stride, 47 CARD8 depth, 48 CARD8 bpp); 49 50 typedef PixmapPtr (*dri3_pixmap_from_fds_proc) (ScreenPtr screen, 51 CARD8 num_fds, 52 const int *fds, 53 CARD16 width, 54 CARD16 height, 55 const CARD32 *strides, 56 const CARD32 *offsets, 57 CARD8 depth, 58 CARD8 bpp, 59 CARD64 modifier); 60 61 typedef int (*dri3_fd_from_pixmap_proc) (ScreenPtr screen, 62 PixmapPtr pixmap, 63 CARD16 *stride, 64 CARD32 *size); 65 66 typedef int (*dri3_fds_from_pixmap_proc) (ScreenPtr screen, 67 PixmapPtr pixmap, 68 int *fds, 69 uint32_t *strides, 70 uint32_t *offsets, 71 uint64_t *modifier); 72 73 typedef int (*dri3_get_formats_proc) (ScreenPtr screen, 74 CARD32 *num_formats, 75 CARD32 **formats); 76 77 typedef int (*dri3_get_modifiers_proc) (ScreenPtr screen, 78 uint32_t format, 79 uint32_t *num_modifiers, 80 uint64_t **modifiers); 81 82 typedef int (*dri3_get_drawable_modifiers_proc) (DrawablePtr draw, 83 uint32_t format, 84 uint32_t *num_modifiers, 85 uint64_t **modifiers); 86 87 typedef struct dri3_screen_info { 88 uint32_t version; 89 90 dri3_open_proc open; 91 dri3_pixmap_from_fd_proc pixmap_from_fd; 92 dri3_fd_from_pixmap_proc fd_from_pixmap; 93 94 /* Version 1 */ 95 dri3_open_client_proc open_client; 96 97 /* Version 2 */ 98 dri3_pixmap_from_fds_proc pixmap_from_fds; 99 dri3_fds_from_pixmap_proc fds_from_pixmap; 100 dri3_get_formats_proc get_formats; 101 dri3_get_modifiers_proc get_modifiers; 102 dri3_get_drawable_modifiers_proc get_drawable_modifiers; 103 104 } dri3_screen_info_rec, *dri3_screen_info_ptr; 105 106 extern _X_EXPORT Bool 107 dri3_screen_init(ScreenPtr screen, const dri3_screen_info_rec *info); 108 109 extern _X_EXPORT int 110 dri3_send_open_reply(ClientPtr client, int fd); 111 112 extern _X_EXPORT uint32_t 113 drm_format_for_depth(uint32_t depth, uint32_t bpp); 114 115 #endif 116 117 #endif /* _DRI3_H_ */