kernel/2.6.29.6-aldebaran-rt/drivers/media/video/gspca/m5602/m5602_sensor.h

   1 /*
   2  * USB Driver for ALi m5602 based webcams
   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_SENSOR_H_
  20 #define M5602_SENSOR_H_
  21
  22 #include "m5602_bridge.h"
  23
  24 #define M5602_DEFAULT_FRAME_WIDTH  640
  25 #define M5602_DEFAULT_FRAME_HEIGHT 480
  26
  27 #define M5602_MAX_CTRLS         (V4L2_CID_LASTP1 - V4L2_CID_BASE + 10)
  28
  29 /* Enumerates all supported sensors */
  30 enum sensors {
  31         OV9650_SENSOR   = 1,
  32         S5K83A_SENSOR   = 2,
  33         S5K4AA_SENSOR   = 3,
  34         MT9M111_SENSOR  = 4,
  35         PO1030_SENSOR   = 5
  36 };
  37
  38 /* Enumerates all possible instruction types */
  39 enum instruction {
  40         BRIDGE,
  41         SENSOR,
  42         SENSOR_LONG
  43 };
  44
  45 struct m5602_sensor {
  46         /* Defines the name of a sensor */
  47         char name[32];
  48
  49         /* What i2c address the sensor is connected to */
  50         u8 i2c_slave_id;
  51
  52         /* Width of each i2c register (in bytes) */
  53         u8 i2c_regW;
  54
  55         /* Probes if the sensor is connected */
  56         int (*probe)(struct sd *sd);
  57
  58         /* Performs a initialization sequence */
  59         int (*init)(struct sd *sd);
  60
  61         /* Executed when the camera starts to send data */
  62         int (*start)(struct sd *sd);
  63
  64         /* Performs a power down sequence */
  65         int (*power_down)(struct sd *sd);
  66
  67         int nctrls;
  68         struct ctrl ctrls[M5602_MAX_CTRLS];
  69
  70         char nmodes;
  71         struct v4l2_pix_format modes[];
  72 };
  73
  74 #endif