drivers/media/usb/gspca/m5602/m5602_s5k4aa.h

   1 /*
   2  * Driver for the s5k4aa sensor
   3  *
   4  * Copyright (C) 2008 Erik Andrén
   5  * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
   6  * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
   7  *
   8  * Portions of code to USB interface and ALi driver software,
   9  * Copyright (c) 2006 Willem Duinker
  10  * v4l2 interface modeled after the V4L2 driver
  11  * for SN9C10x PC Camera Controllers
  12  *
  13  * This program is free software; you can redistribute it and/or
  14  * modify it under the terms of the GNU General Public License as
  15  * published by the Free Software Foundation, version 2.
  16  *
  17  */
  18
  19 #ifndef M5602_S5K4AA_H_
  20 #define M5602_S5K4AA_H_
  21
  22 #include <linux/dmi.h>
  23
  24 #include "m5602_sensor.h"
  25
  26 /*****************************************************************************/
  27
  28 #define S5K4AA_PAGE_MAP                 0xec
  29
  30 #define S5K4AA_PAGE_MAP_0               0x00
  31 #define S5K4AA_PAGE_MAP_1               0x01
  32 #define S5K4AA_PAGE_MAP_2               0x02
  33
  34 /* Sensor register definitions for page 0x02 */
  35 #define S5K4AA_READ_MODE                0x03
  36 #define S5K4AA_ROWSTART_HI              0x04
  37 #define S5K4AA_ROWSTART_LO              0x05
  38 #define S5K4AA_COLSTART_HI              0x06
  39 #define S5K4AA_COLSTART_LO              0x07
  40 #define S5K4AA_WINDOW_HEIGHT_HI         0x08
  41 #define S5K4AA_WINDOW_HEIGHT_LO         0x09
  42 #define S5K4AA_WINDOW_WIDTH_HI          0x0a
  43 #define S5K4AA_WINDOW_WIDTH_LO          0x0b
  44 #define S5K4AA_GLOBAL_GAIN__            0x0f
  45 /* sync lost, if too low, reduces frame rate if too high */
  46 #define S5K4AA_H_BLANK_HI__             0x1d
  47 #define S5K4AA_H_BLANK_LO__             0x1e
  48 #define S5K4AA_EXPOSURE_HI              0x17
  49 #define S5K4AA_EXPOSURE_LO              0x18
  50 #define S5K4AA_BRIGHTNESS               0x1f /* (digital?) gain : 5 bits */
  51 #define S5K4AA_GAIN                     0x20 /* (analogue?) gain : 7 bits */
  52 #define S5K4AA_NOISE_SUPP               0x37
  53
  54 #define S5K4AA_RM_ROW_SKIP_4X           0x08
  55 #define S5K4AA_RM_ROW_SKIP_2X           0x04
  56 #define S5K4AA_RM_COL_SKIP_4X           0x02
  57 #define S5K4AA_RM_COL_SKIP_2X           0x01
  58 #define S5K4AA_RM_H_FLIP                0x40
  59 #define S5K4AA_RM_V_FLIP                0x80
  60
  61 #define S5K4AA_DEFAULT_GAIN             0x5f
  62 #define S5K4AA_DEFAULT_BRIGHTNESS       0x10
  63
  64 /*****************************************************************************/
  65
  66 /* Kernel module parameters */
  67 extern int force_sensor;
  68 extern bool dump_sensor;
  69
  70 int s5k4aa_probe(struct sd *sd);
  71 int s5k4aa_init(struct sd *sd);
  72 int s5k4aa_init_controls(struct sd *sd);
  73 int s5k4aa_start(struct sd *sd);
  74 void s5k4aa_disconnect(struct sd *sd);
  75
  76 static const struct m5602_sensor s5k4aa = {
  77         .name = "S5K4AA",
  78         .i2c_slave_id = 0x5a,
  79         .i2c_regW = 2,
  80
  81         .probe = s5k4aa_probe,
  82         .init = s5k4aa_init,
  83         .init_controls = s5k4aa_init_controls,
  84         .start = s5k4aa_start,
  85         .disconnect = s5k4aa_disconnect,
  86 };
  87
  88 #endif