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
27struct 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
45static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
46{
47	return container_of(subdev, struct vsp1_rwpf, entity.subdev);
48}
49
50struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
51struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
52
53int vsp1_rwpf_enum_mbus_code(struct v4l2_subdev *subdev,
54			     struct v4l2_subdev_pad_config *cfg,
55			     struct v4l2_subdev_mbus_code_enum *code);
56int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
57			      struct v4l2_subdev_pad_config *cfg,
58			      struct v4l2_subdev_frame_size_enum *fse);
59int vsp1_rwpf_get_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
60			 struct v4l2_subdev_format *fmt);
61int vsp1_rwpf_set_format(struct v4l2_subdev *subdev, struct v4l2_subdev_pad_config *cfg,
62			 struct v4l2_subdev_format *fmt);
63int vsp1_rwpf_get_selection(struct v4l2_subdev *subdev,
64			    struct v4l2_subdev_pad_config *cfg,
65			    struct v4l2_subdev_selection *sel);
66int 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