drivers/media/tuners/fc0013.h

   1 /*
   2  * Fitipower FC0013 tuner driver
   3  *
   4  * Copyright (C) 2012 Hans-Frieder Vogt <hfvogt@gmx.net>
   5  *
   6  *    This program is free software; you can redistribute it and/or modify
   7  *    it under the terms of the GNU General Public License as published by
   8  *    the Free Software Foundation; either version 2 of the License, or
   9  *    (at your option) any later version.
  10  *
  11  *    This program is distributed in the hope that it will be useful,
  12  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *    GNU General Public License for more details.
  15  *
  16  */
  17
  18 #ifndef _FC0013_H_
  19 #define _FC0013_H_
  20
  21 #include <media/dvb_frontend.h>
  22 #include "fc001x-common.h"
  23
  24 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_FC0013)
  25 extern struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
  26                                         struct i2c_adapter *i2c,
  27                                         u8 i2c_address, int dual_master,
  28                                         enum fc001x_xtal_freq xtal_freq);
  29 extern int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val);
  30 extern int fc0013_rc_cal_reset(struct dvb_frontend *fe);
  31 #else
  32 static inline struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
  33                                         struct i2c_adapter *i2c,
  34                                         u8 i2c_address, int dual_master,
  35                                         enum fc001x_xtal_freq xtal_freq)
  36 {
  37         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  38         return NULL;
  39 }
  40
  41 static inline int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val)
  42 {
  43         return 0;
  44 }
  45
  46 static inline int fc0013_rc_cal_reset(struct dvb_frontend *fe)
  47 {
  48         return 0;
  49 }
  50 #endif
  51
  52 #endif