1 /*
2  *  Driver for Conexant CX24113/CX24128 Tuner (Satellite)
3  *
4  *  Copyright (C) 2007-8 Patrick Boettcher <pb@linuxtv.org>
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 CX24113_H
19 #define CX24113_H
20 
21 struct dvb_frontend;
22 
23 struct cx24113_config {
24 	u8 i2c_addr; /* 0x14 or 0x54 */
25 
26 	u32 xtal_khz;
27 };
28 
29 #if IS_REACHABLE(CONFIG_DVB_TUNER_CX24113)
30 extern struct dvb_frontend *cx24113_attach(struct dvb_frontend *,
31 	const struct cx24113_config *config, struct i2c_adapter *i2c);
32 
33 extern void cx24113_agc_callback(struct dvb_frontend *fe);
34 #else
35 static inline struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe,
36 	const struct cx24113_config *config, struct i2c_adapter *i2c)
37 {
38 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
39 	return NULL;
40 }
41 
42 static inline void cx24113_agc_callback(struct dvb_frontend *fe)
43 {
44 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
45 }
46 #endif
47 
48 #endif /* CX24113_H */
49