2 * vsp1_entity.h -- R-Car VSP1 Base Entity
4 * Copyright (C) 2013-2014 Renesas Electronics Corporation
6 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 #ifndef __VSP1_ENTITY_H__
14 #define __VSP1_ENTITY_H__
16 #include <linux/list.h>
18 #include <media/v4l2-subdev.h>
22 enum vsp1_entity_type {
35 * struct vsp1_route - Entity routing configuration
36 * @type: Entity type this routing entry is associated with
37 * @index: Entity index this routing entry is associated with
38 * @reg: Output routing configuration register
39 * @inputs: Target node value for each input
41 * Each $vsp1_route entry describes routing configuration for the entity
42 * specified by the entry's @type and @index. @reg indicates the register that
43 * holds output routing configuration for the entity, and the @inputs array
44 * store the target node value for each input of the entity.
47 enum vsp1_entity_type type;
50 unsigned int inputs[4];
54 struct vsp1_device *vsp1;
56 enum vsp1_entity_type type;
58 const struct vsp1_route *route;
60 struct list_head list_dev;
61 struct list_head list_pipe;
63 struct media_pad *pads;
64 unsigned int source_pad;
66 struct media_entity *sink;
67 unsigned int sink_pad;
69 struct v4l2_subdev subdev;
70 struct v4l2_mbus_framefmt *formats;
73 static inline struct vsp1_entity *to_vsp1_entity(struct v4l2_subdev *subdev)
75 return container_of(subdev, struct vsp1_entity, subdev);
78 int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
79 unsigned int num_pads);
80 void vsp1_entity_destroy(struct vsp1_entity *entity);
82 extern const struct v4l2_subdev_internal_ops vsp1_subdev_internal_ops;
83 extern const struct media_entity_operations vsp1_media_ops;
85 struct v4l2_mbus_framefmt *
86 vsp1_entity_get_pad_format(struct vsp1_entity *entity,
87 struct v4l2_subdev_fh *fh,
88 unsigned int pad, u32 which);
89 void vsp1_entity_init_formats(struct v4l2_subdev *subdev,
90 struct v4l2_subdev_fh *fh);
92 #endif /* __VSP1_ENTITY_H__ */