include/media/i2c/ov772x.h

   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  * 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__ */