drivers/media/dvb/frontends/tda80xx.h

   1 /*
   2  * tda80xx.c
   3  *
   4  * Philips TDA8044 / TDA8083 QPSK demodulator driver
   5  *
   6  * Copyright (C) 2001 Felix Domke <tmbinc@elitedvb.net>
   7  * Copyright (C) 2002-2004 Andreas Oberritter <obi@linuxtv.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  */
  23
  24 #ifndef TDA80XX_H
  25 #define TDA80XX_H
  26
  27 #include <linux/dvb/frontend.h>
  28
  29 struct tda80xx_config
  30 {
  31         /* the demodulator's i2c address */
  32         u8 demod_address;
  33
  34         /* IRQ to use (0=>no IRQ used) */
  35         u32 irq;
  36
  37         /* Register setting to use for 13v */
  38         u8 volt13setting;
  39
  40         /* Register setting to use for 18v */
  41         u8 volt18setting;
  42
  43         /* PLL maintenance */
  44         int (*pll_init)(struct dvb_frontend* fe);
  45         int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
  46 };
  47
  48 extern struct dvb_frontend* tda80xx_attach(const struct tda80xx_config* config,
  49                                            struct i2c_adapter* i2c);
  50
  51 #endif // TDA80XX_H