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kernel/linux-rt-4.4.41/drivers/media/usb/gspca/stv06xx/stv06xx_sensor.h 2.75 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
   *		      Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
   * Copyright (c) 2002, 2003 Tuukka Toivonen
   * Copyright (c) 2008 Erik Andrén
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   *
   * P/N 861037:      Sensor HDCS1000        ASIC STV0600
   * P/N 861050-0010: Sensor HDCS1000        ASIC STV0600
   * P/N 861050-0020: Sensor Photobit PB100  ASIC STV0600-1 - QuickCam Express
   * P/N 861055:      Sensor ST VV6410       ASIC STV0610   - LEGO cam
   * P/N 861075-0040: Sensor HDCS1000        ASIC
   * P/N 961179-0700: Sensor ST VV6410       ASIC STV0602   - Dexxa WebCam USB
   * P/N 861040-0000: Sensor ST VV6410       ASIC STV0610   - QuickCam Web
   */
  
  #ifndef STV06XX_SENSOR_H_
  #define STV06XX_SENSOR_H_
  
  #include "stv06xx.h"
  
  #define IS_1020(sd)	((sd)->sensor == &stv06xx_sensor_hdcs1020)
  
  extern const struct stv06xx_sensor stv06xx_sensor_vv6410;
  extern const struct stv06xx_sensor stv06xx_sensor_hdcs1x00;
  extern const struct stv06xx_sensor stv06xx_sensor_hdcs1020;
  extern const struct stv06xx_sensor stv06xx_sensor_pb0100;
  extern const struct stv06xx_sensor stv06xx_sensor_st6422;
  
  struct stv06xx_sensor {
  	/* Defines the name of a sensor */
  	char name[32];
  
  	/* Sensor i2c address */
  	u8 i2c_addr;
  
  	/* Flush value*/
  	u8 i2c_flush;
  
  	/* length of an i2c word */
  	u8 i2c_len;
  
  	/* Isoc packet size (per mode) */
  	int min_packet_size[4];
  	int max_packet_size[4];
  
  	/* Probes if the sensor is connected */
  	int (*probe)(struct sd *sd);
  
  	/* Performs a initialization sequence */
  	int (*init)(struct sd *sd);
  
  	/* Initializes the controls */
  	int (*init_controls)(struct sd *sd);
  
  	/* Reads a sensor register */
  	int (*read_sensor)(struct sd *sd, const u8 address,
  	      u8 *i2c_data, const u8 len);
  
  	/* Writes to a sensor register */
  	int (*write_sensor)(struct sd *sd, const u8 address,
  	      u8 *i2c_data, const u8 len);
  
  	/* Instructs the sensor to start streaming */
  	int (*start)(struct sd *sd);
  
  	/* Instructs the sensor to stop streaming */
  	int (*stop)(struct sd *sd);
  
  	/* Instructs the sensor to dump all its contents */
  	int (*dump)(struct sd *sd);
  };
  
  #endif