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__ */ 60