LXR linux/include/media/ov772x.h

   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#include <media/soc_camera.h>
  16
  17/* for flags */
  18#define OV772X_FLAG_VFLIP       (1 << 0) /* Vertical flip image */
  19#define OV772X_FLAG_HFLIP       (1 << 1) /* Horizontal flip image */
  20#define OV772X_FLAG_8BIT        (1 << 2) /* default 10 bit */
  21
  22/*
  23 * for Edge ctrl
  24 *
  25 * strength also control Auto or Manual Edge Control Mode
  26 * see also OV772X_MANUAL_EDGE_CTRL
  27 */
  28struct ov772x_edge_ctrl {
  29        unsigned char strength;
  30        unsigned char threshold;
  31        unsigned char upper;
  32        unsigned char lower;
  33};
  34
  35#define OV772X_MANUAL_EDGE_CTRL 0x80 /* un-used bit of strength */
  36#define EDGE_STRENGTH_MASK      0x1F
  37#define EDGE_THRESHOLD_MASK     0x0F
  38#define EDGE_UPPER_MASK         0xFF
  39#define EDGE_LOWER_MASK         0xFF
  40
  41#define OV772X_AUTO_EDGECTRL(u, l)      \
  42{                                       \
  43        .upper = (u & EDGE_UPPER_MASK), \
  44        .lower = (l & EDGE_LOWER_MASK), \
  45}
  46
  47#define OV772X_MANUAL_EDGECTRL(s, t)                                    \
  48{                                                                       \
  49        .strength  = (s & EDGE_STRENGTH_MASK) | OV772X_MANUAL_EDGE_CTRL,\
  50        .threshold = (t & EDGE_THRESHOLD_MASK),                         \
  51}
  52
  53/*
  54 * ov772x camera info
  55 */
  56struct ov772x_camera_info {
  57        unsigned long           flags;
  58        struct ov772x_edge_ctrl edgectrl;
  59};
  60
  61#endif /* __OV772X_H__ */
  62