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 */
22 struct 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 * struct ov772x_camera_info - ov772x driver interface structure
50 * @flags: Sensor configuration flags
51 * @edgectrl: Sensor edge control
52 */
53 struct ov772x_camera_info {
54 unsigned long flags;
55 struct ov772x_edge_ctrl edgectrl;
56 };
57
58 #endif /* __OV772X_H__ */
59
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