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 (laurent.pinchart@ideasonboard.com)
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-ctrls.h>
18 #include <media/v4l2-subdev.h>
19
20 #include "vsp1.h"
21 #include "vsp1_entity.h"
22 #include "vsp1_video.h"
23
24 #define RWPF_PAD_SINK 0
25 #define RWPF_PAD_SOURCE 1
26
27 struct vsp1_rwpf {
28 struct vsp1_entity entity;
29 struct vsp1_video video;
30 struct v4l2_ctrl_handler ctrls;
31
32 unsigned int max_width;
33 unsigned int max_height;
34
35 struct {
36 unsigned int left;
37 unsigned int top;
38 } location;
39 struct v4l2_rect crop;
40
41 unsigned int offsets[2];
42 dma_addr_t buf_addr[3];
43 };
44
to_rwpf(struct v4l2_subdev * subdev)45 static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
46 {
47 return container_of(subdev, struct vsp1_rwpf, entity.subdev);
48 }
49
50 struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
51 struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
52
53 int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
54 struct v4l2_subdev_pad_config *cfg,
55 struct v4l2_subdev_mbus_code_enum *code);
56 int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
57 struct v4l2_subdev_pad_config *cfg,
58 struct v4l2_subdev_frame_size_enum *fse);
59 int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
60 struct v4l2_subdev_format *fmt);
61 int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
62 struct v4l2_subdev_format *fmt);
63 int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
64 struct v4l2_subdev_pad_config *cfg,
65 struct v4l2_subdev_selection *sel);
66 int vsp1_rwpf_set_selection(struct v4l2_subdev *subdev,
67 struct v4l2_subdev_pad_config *cfg,
68 struct v4l2_subdev_selection *sel);
69
70 #endif /* __VSP1_RWPF_H__ */
71