LXR linux/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 *    You should have received a copy of the GNU General Public License
  17 *    along with this program; if not, write to the Free Software
  18 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 *
  20 */
  21
  22#ifndef _FC0013_H_
  23#define _FC0013_H_
  24
  25#include <linux/kconfig.h>
  26#include "dvb_frontend.h"
  27#include "fc001x-common.h"
  28
  29#if IS_ENABLED(CONFIG_MEDIA_TUNER_FC0013)
  30extern struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
  31                                        struct i2c_adapter *i2c,
  32                                        u8 i2c_address, int dual_master,
  33                                        enum fc001x_xtal_freq xtal_freq);
  34extern int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val);
  35extern int fc0013_rc_cal_reset(struct dvb_frontend *fe);
  36#else
  37static inline struct dvb_frontend *fc0013_attach(struct dvb_frontend *fe,
  38                                        struct i2c_adapter *i2c,
  39                                        u8 i2c_address, int dual_master,
  40                                        enum fc001x_xtal_freq xtal_freq)
  41{
  42        printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  43        return NULL;
  44}
  45
  46static inline int fc0013_rc_cal_add(struct dvb_frontend *fe, int rc_val)
  47{
  48        return 0;
  49}
  50
  51static inline int fc0013_rc_cal_reset(struct dvb_frontend *fe)
  52{
  53        return 0;
  54}
  55#endif
  56
  57#endif
  58