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kernel/linux-rt-4.4.41/drivers/media/usb/dvb-usb/dtt200u.h 1.57 KB
5113f6f70   김현기   kernel add
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  /* Common header file of Linux driver for the WideView/ Yakumo/ Hama/
   * Typhoon/ Yuan DVB-T USB2.0 receiver.
   *
   * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
   *
   *	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, version 2.
   *
   * see Documentation/dvb/README.dvb-usb for more information
   */
  #ifndef _DVB_USB_DTT200U_H_
  #define _DVB_USB_DTT200U_H_
  
  #define DVB_USB_LOG_PREFIX "dtt200u"
  
  #include "dvb-usb.h"
  
  extern int dvb_usb_dtt200u_debug;
  #define deb_info(args...) dprintk(dvb_usb_dtt200u_debug,0x01,args)
  #define deb_xfer(args...) dprintk(dvb_usb_dtt200u_debug,0x02,args)
  
  /* guessed protocol description (reverse engineered):
   * read
   *  00 - USB type 0x02 for usb2.0, 0x01 for usb1.1
   *  88 - locking 2 bytes (0x80 0x40 == no signal, 0x89 0x20 == nice signal)
   */
  
  #define GET_SPEED		0x00
  #define GET_TUNE_STATUS		0x81
  #define GET_RC_CODE		0x84
  #define GET_CONFIGURATION	0x88
  #define GET_AGC			0x89
  #define GET_SNR			0x8a
  #define GET_VIT_ERR_CNT		0x8c
  #define GET_RS_ERR_CNT		0x8d
  #define GET_RS_UNCOR_BLK_CNT	0x8e
  
  /* write
   *  01 - init
   *  02 - frequency (divided by 250000)
   *  03 - bandwidth
   *  04 - pid table (index pid(7:0) pid(12:8))
   *  05 - reset the pid table
   *  08 - transfer switch
   */
  
  #define SET_INIT		0x01
  #define SET_RF_FREQ		0x02
  #define SET_BANDWIDTH		0x03
  #define SET_PID_FILTER		0x04
  #define RESET_PID_FILTER	0x05
  #define SET_STREAMING		0x08
  
  extern struct dvb_frontend * dtt200u_fe_attach(struct dvb_usb_device *d);
  
  #endif