drivers/media/dvb/frontends/tda1002x.h

   1 /*
   2     TDA10021/TDA10023  - Single Chip Cable Channel Receiver driver module
   3                          used on the the Siemens DVB-C cards
   4
   5     Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
   6     Copyright (C) 2004 Markus Schulz <msc@antzsystem.de>
   7                    Support for TDA10021
   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 TDA1002x_H
  25 #define TDA1002x_H
  26
  27 #include <linux/dvb/frontend.h>
  28
  29 struct tda1002x_config
  30 {
  31         /* the demodulator's i2c address */
  32         u8 demod_address;
  33         u8 invert;
  34 };
  35
  36 #if defined(CONFIG_DVB_TDA10021) || (defined(CONFIG_DVB_TDA10021_MODULE) && defined(MODULE))
  37 extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
  38                                             struct i2c_adapter* i2c, u8 pwm);
  39 #else
  40 static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
  41                                             struct i2c_adapter* i2c, u8 pwm)
  42 {
  43         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  44         return NULL;
  45 }
  46 #endif // CONFIG_DVB_TDA10021
  47
  48 #if defined(CONFIG_DVB_TDA10023) || (defined(CONFIG_DVB_TDA10023_MODULE) && defined(MODULE))
  49 extern struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
  50                                             struct i2c_adapter* i2c, u8 pwm);
  51 #else
  52 static inline struct dvb_frontend* tda10023_attach(const struct tda1002x_config* config,
  53                                             struct i2c_adapter* i2c, u8 pwm)
  54 {
  55         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  56         return NULL;
  57 }
  58 #endif // CONFIG_DVB_TDA10023
  59
  60 #endif // TDA1002x_H