1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * ov772x Camera
4 *
5 * Copyright (C) 2008 Renesas Solutions Corp.
6 * Kuninori Morimoto <morimoto.kuninori@renesas.com>
7 */
8
9#ifndef __OV772X_H__
10#define __OV772X_H__
11
12/* for flags */
13#define OV772X_FLAG_VFLIP	(1 << 0) /* Vertical flip image */
14#define OV772X_FLAG_HFLIP	(1 << 1) /* Horizontal flip image */
15
16/*
17 * for Edge ctrl
18 *
19 * strength also control Auto or Manual Edge Control Mode
20 * see also OV772X_MANUAL_EDGE_CTRL
21 */
22struct ov772x_edge_ctrl {
23	unsigned char strength;
24	unsigned char threshold;
25	unsigned char upper;
26	unsigned char lower;
27};
28
29#define OV772X_MANUAL_EDGE_CTRL		0x80 /* un-used bit of strength */
30#define OV772X_EDGE_STRENGTH_MASK	0x1F
31#define OV772X_EDGE_THRESHOLD_MASK	0x0F
32#define OV772X_EDGE_UPPER_MASK		0xFF
33#define OV772X_EDGE_LOWER_MASK		0xFF
34
35#define OV772X_AUTO_EDGECTRL(u, l)	\
36{					\
37	.upper = (u & OV772X_EDGE_UPPER_MASK),	\
38	.lower = (l & OV772X_EDGE_LOWER_MASK),	\
39}
40
41#define OV772X_MANUAL_EDGECTRL(s, t)			\
42{							\
43	.strength  = (s & OV772X_EDGE_STRENGTH_MASK) |	\
44			OV772X_MANUAL_EDGE_CTRL,	\
45	.threshold = (t & OV772X_EDGE_THRESHOLD_MASK),	\
46}
47
48/**
49 * ov772x_camera_info -	ov772x driver interface structure
50 * @flags:		Sensor configuration flags
51 * @edgectrl:		Sensor edge control
52 */
53struct ov772x_camera_info {
54	unsigned long		flags;
55	struct ov772x_edge_ctrl	edgectrl;
56};
57
58#endif /* __OV772X_H__ */
59