xref: /openbmc/linux/drivers/media/tuners/mc44s803.h (revision 4f6cce39)
1 /*
2  *  Driver for Freescale MC44S803 Low Power CMOS Broadband Tuner
3  *
4  *  Copyright (c) 2009 Jochen Friedrich <jochen@scram.de>
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  *
15  *  GNU General Public License for more details.
16  */
17 
18 #ifndef MC44S803_H
19 #define MC44S803_H
20 
21 struct dvb_frontend;
22 struct i2c_adapter;
23 
24 struct mc44s803_config {
25 	u8 i2c_address;
26 	u8 dig_out;
27 };
28 
29 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_MC44S803)
30 extern struct dvb_frontend *mc44s803_attach(struct dvb_frontend *fe,
31 	 struct i2c_adapter *i2c, struct mc44s803_config *cfg);
32 #else
33 static inline struct dvb_frontend *mc44s803_attach(struct dvb_frontend *fe,
34 	 struct i2c_adapter *i2c, struct mc44s803_config *cfg)
35 {
36 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
37 	return NULL;
38 }
39 #endif /* CONFIG_MEDIA_TUNER_MC44S803 */
40 
41 #endif
42