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[linux.git] / drivers / media / platform / vsp1 / vsp1_rwpf.h
1 /*
2  * vsp1_rwpf.h  --  R-Car VSP1 Read and Write Pixel Formatters
3  *
4  * Copyright (C) 2013-2014 Renesas Electronics Corporation
5  *
6  * Contact: Laurent Pinchart ([email protected])
7  *
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.
12  */
13 #ifndef __VSP1_RWPF_H__
14 #define __VSP1_RWPF_H__
15
16 #include <media/media-entity.h>
17 #include <media/v4l2-subdev.h>
18
19 #include "vsp1.h"
20 #include "vsp1_entity.h"
21 #include "vsp1_video.h"
22
23 #define RWPF_PAD_SINK                           0
24 #define RWPF_PAD_SOURCE                         1
25
26 struct vsp1_rwpf {
27         struct vsp1_entity entity;
28         struct vsp1_video video;
29
30         unsigned int max_width;
31         unsigned int max_height;
32
33         struct v4l2_rect crop;
34
35         unsigned int offsets[2];
36 };
37
38 static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
39 {
40         return container_of(subdev, struct vsp1_rwpf, entity.subdev);
41 }
42
43 struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
44 struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
45
46 int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
47                              struct v4l2_subdev_fh *fh,
48                              struct v4l2_subdev_mbus_code_enum *code);
49 int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
50                               struct v4l2_subdev_fh *fh,
51                               struct v4l2_subdev_frame_size_enum *fse);
52 int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
53                          struct v4l2_subdev_format *fmt);
54 int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh,
55                          struct v4l2_subdev_format *fmt);
56 int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
57                             struct v4l2_subdev_fh *fh,
58                             struct v4l2_subdev_selection *sel);
59 int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev,
60                             struct v4l2_subdev_fh *fh,
61                             struct v4l2_subdev_selection *sel);
62
63 #endif /* __VSP1_RWPF_H__ */
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