drivers/media/dvb-frontends/ts2020.h

   1 /*
   2     Montage Technology TS2020 - Silicon Tuner driver
   3     Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
   4
   5     Copyright (C) 2009-2012 TurboSight.com
   6
   7     This program is free software; you can redistribute it and/or modify
   8     it under the terms of the GNU General Public License as published by
   9     the Free Software Foundation; either version 2 of the License, or
  10     (at your option) any later version.
  11
  12     This program is distributed in the hope that it will be useful,
  13     but WITHOUT ANY WARRANTY; without even the implied warranty of
  14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15     GNU General Public License for more details.
  16
  17     You should have received a copy of the GNU General Public License
  18     along with this program; if not, write to the Free Software
  19     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #ifndef TS2020_H
  23 #define TS2020_H
  24
  25 #include <linux/kconfig.h>
  26 #include <linux/dvb/frontend.h>
  27
  28 struct ts2020_config {
  29         u8 tuner_address;
  30         u8 clk_out_div;
  31         u32 frequency_div;
  32 };
  33
  34 #if IS_ENABLED(CONFIG_DVB_TS2020)
  35
  36 extern struct dvb_frontend *ts2020_attach(
  37         struct dvb_frontend *fe,
  38         const struct ts2020_config *config,
  39         struct i2c_adapter *i2c);
  40 #else
  41 static inline struct dvb_frontend *ts2020_attach(
  42         struct dvb_frontend *fe,
  43         const struct ts2020_config *config,
  44         struct i2c_adapter *i2c)
  45 {
  46         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  47         return NULL;
  48 }
  49 #endif
  50
  51 #endif /* TS2020_H */