drivers/media/tuners/tuner-simple.h

   1 /*
   2     This program is free software; you can redistribute it and/or modify
   3     it under the terms of the GNU General Public License as published by
   4     the Free Software Foundation; either version 2 of the License, or
   5     (at your option) any later version.
   6
   7     This program is distributed in the hope that it will be useful,
   8     but WITHOUT ANY WARRANTY; without even the implied warranty of
   9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10     GNU General Public License for more details.
  11
  12     You should have received a copy of the GNU General Public License
  13     along with this program; if not, write to the Free Software
  14     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  15 */
  16
  17 #ifndef __TUNER_SIMPLE_H__
  18 #define __TUNER_SIMPLE_H__
  19
  20 #include <linux/i2c.h>
  21 #include "dvb_frontend.h"
  22
  23 #if IS_ENABLED(CONFIG_MEDIA_TUNER_SIMPLE)
  24 extern struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
  25                                                 struct i2c_adapter *i2c_adap,
  26                                                 u8 i2c_addr,
  27                                                 unsigned int type);
  28 #else
  29 static inline struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
  30                                                        struct i2c_adapter *i2c_adap,
  31                                                        u8 i2c_addr,
  32                                                        unsigned int type)
  33 {
  34         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  35         return NULL;
  36 }
  37 #endif
  38
  39 #endif /* __TUNER_SIMPLE_H__ */