2 * Media controller test application
4 * Copyright (C) 2010 Ideas on board SPRL <laurent.pinchart@ideasonboard.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
23 #include <linux/media.h>
25 struct media_entity_link {
26 struct media_entity_pad *source;
27 struct media_entity_pad *sink;
28 struct media_entity_link *twin;
33 struct media_entity_pad {
34 struct media_entity *entity;
41 struct media_entity_desc info;
42 struct media_entity_pad *pads;
43 struct media_entity_link *links;
44 unsigned int max_links;
45 unsigned int num_links;
54 struct media_entity *entities;
55 unsigned int entities_count;
59 struct media_device *media_open(const char *name, int verbose);
60 void media_close(struct media_device *media);
62 struct media_entity_pad *media_entity_remote_source(struct media_entity_pad *pad);
64 static inline unsigned int media_entity_type(struct media_entity *entity)
66 return entity->info.type & MEDIA_ENTITY_TYPE_MASK;
69 struct media_entity *media_get_entity_by_name(struct media_device *media,
70 const char *name, size_t length);
71 struct media_entity *media_get_entity_by_id(struct media_device *media,
73 int media_setup_link(struct media_device *media,
74 struct media_entity_pad *source, struct media_entity_pad *sink,
76 int media_reset_links(struct media_device *media);