drivers/media/tuners/qt1010.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  Driver for Quantek QT1010 silicon tuner
   4  *
   5  *  Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
   6  *                     Aapo Tahkola <aet@rasterburn.org>
   7  */
   8
   9 #ifndef QT1010_H
  10 #define QT1010_H
  11
  12 #include <media/dvb_frontend.h>
  13
  14 struct qt1010_config {
  15         u8 i2c_address;
  16 };
  17
  18 /**
  19  * qt1010_attach() - Attach a qt1010 tuner to the supplied frontend structure
  20  *
  21  * @fe:   frontend to attach to
  22  * @i2c:  i2c adapter to use
  23  * @cfg:  tuner hw based configuration
  24  * @return fe  pointer on success, NULL on failure
  25  */
  26 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_QT1010)
  27 extern struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe,
  28                                           struct i2c_adapter *i2c,
  29                                           struct qt1010_config *cfg);
  30 #else
  31 static inline struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe,
  32                                                  struct i2c_adapter *i2c,
  33                                                  struct qt1010_config *cfg)
  34 {
  35         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  36         return NULL;
  37 }
  38 #endif // CONFIG_MEDIA_TUNER_QT1010
  39
  40 #endif