drivers/media/tuners/fc0012.h

   1 /*
   2  * Fitipower FC0012 tuner driver - include
   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 #ifndef _FC0012_H_
  18 #define _FC0012_H_
  19
  20 #include <media/dvb_frontend.h>
  21 #include "fc001x-common.h"
  22
  23 struct fc0012_config {
  24         /*
  25          * I2C address
  26          */
  27         u8 i2c_address;
  28
  29         /*
  30          * clock
  31          */
  32         enum fc001x_xtal_freq xtal_freq;
  33
  34         bool dual_master;
  35
  36         /*
  37          * RF loop-through
  38          */
  39         bool loop_through;
  40
  41         /*
  42          * clock output
  43          */
  44         bool clock_out;
  45 };
  46
  47 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_FC0012)
  48 extern struct dvb_frontend *fc0012_attach(struct dvb_frontend *fe,
  49                                         struct i2c_adapter *i2c,
  50                                         const struct fc0012_config *cfg);
  51 #else
  52 static inline struct dvb_frontend *fc0012_attach(struct dvb_frontend *fe,
  53                                         struct i2c_adapter *i2c,
  54                                         const struct fc0012_config *cfg)
  55 {
  56         pr_warn("%s: driver disabled by Kconfig\n", __func__);
  57         return NULL;
  58 }
  59 #endif
  60
  61 #endif