1 /*
2 * Driver for Quantek QT1010 silicon tuner
3 *
4 * Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
5 * Aapo Tahkola <aet@rasterburn.org>
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
18 #ifndef QT1010_H
19 #define QT1010_H
20
21 #include <media/dvb_frontend.h>
22
23 struct qt1010_config {
24 u8 i2c_address;
25 };
26
27 /**
28 * Attach a qt1010 tuner to the supplied frontend structure.
29 *
30 * @param fe frontend to attach to
31 * @param i2c i2c adapter to use
32 * @param cfg tuner hw based configuration
33 * @return fe pointer on success, NULL on failure
34 */
35 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_QT1010)
36 extern struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe,
37 struct i2c_adapter *i2c,
38 struct qt1010_config *cfg);
39 #else
qt1010_attach(struct dvb_frontend * fe,struct i2c_adapter * i2c,struct qt1010_config * cfg)40 static inline struct dvb_frontend *qt1010_attach(struct dvb_frontend *fe,
41 struct i2c_adapter *i2c,
42 struct qt1010_config *cfg)
43 {
44 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
45 return NULL;
46 }
47 #endif // CONFIG_MEDIA_TUNER_QT1010
48
49 #endif
50