1/*
 2 * ov772x Camera
 3 *
 4 * Copyright (C) 2008 Renesas Solutions Corp.
 5 * Kuninori Morimoto <morimoto.kuninori@renesas.com>
 6 *
 7 * This program is free software; you can redistribute it and/or modify
 8 * it under the terms of the GNU General Public License version 2 as
 9 * published by the Free Software Foundation.
10 */
11
12#ifndef __OV772X_H__
13#define __OV772X_H__
14
15/* for flags */
16#define OV772X_FLAG_VFLIP	(1 << 0) /* Vertical flip image */
17#define OV772X_FLAG_HFLIP	(1 << 1) /* Horizontal flip image */
18
19/*
20 * for Edge ctrl
21 *
22 * strength also control Auto or Manual Edge Control Mode
23 * see also OV772X_MANUAL_EDGE_CTRL
24 */
25struct ov772x_edge_ctrl {
26	unsigned char strength;
27	unsigned char threshold;
28	unsigned char upper;
29	unsigned char lower;
30};
31
32#define OV772X_MANUAL_EDGE_CTRL		0x80 /* un-used bit of strength */
33#define OV772X_EDGE_STRENGTH_MASK	0x1F
34#define OV772X_EDGE_THRESHOLD_MASK	0x0F
35#define OV772X_EDGE_UPPER_MASK		0xFF
36#define OV772X_EDGE_LOWER_MASK		0xFF
37
38#define OV772X_AUTO_EDGECTRL(u, l)	\
39{					\
40	.upper = (u & OV772X_EDGE_UPPER_MASK),	\
41	.lower = (l & OV772X_EDGE_LOWER_MASK),	\
42}
43
44#define OV772X_MANUAL_EDGECTRL(s, t)			\
45{							\
46	.strength  = (s & OV772X_EDGE_STRENGTH_MASK) |	\
47			OV772X_MANUAL_EDGE_CTRL,	\
48	.threshold = (t & OV772X_EDGE_THRESHOLD_MASK),	\
49}
50
51/*
52 * ov772x camera info
53 */
54struct ov772x_camera_info {
55	unsigned long		flags;
56	struct ov772x_edge_ctrl	edgectrl;
57};
58
59#endif /* __OV772X_H__ */