xref: /openbmc/linux/drivers/media/tuners/mc44s803.h (revision c942fddf)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *  Driver for Freescale MC44S803 Low Power CMOS Broadband Tuner
4  *
5  *  Copyright (c) 2009 Jochen Friedrich <jochen@scram.de>
6  */
7 
8 #ifndef MC44S803_H
9 #define MC44S803_H
10 
11 struct dvb_frontend;
12 struct i2c_adapter;
13 
14 struct mc44s803_config {
15 	u8 i2c_address;
16 	u8 dig_out;
17 };
18 
19 #if IS_REACHABLE(CONFIG_MEDIA_TUNER_MC44S803)
20 extern struct dvb_frontend *mc44s803_attach(struct dvb_frontend *fe,
21 	 struct i2c_adapter *i2c, struct mc44s803_config *cfg);
22 #else
mc44s803_attach(struct dvb_frontend * fe,struct i2c_adapter * i2c,struct mc44s803_config * cfg)23 static inline struct dvb_frontend *mc44s803_attach(struct dvb_frontend *fe,
24 	 struct i2c_adapter *i2c, struct mc44s803_config *cfg)
25 {
26 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
27 	return NULL;
28 }
29 #endif /* CONFIG_MEDIA_TUNER_MC44S803 */
30 
31 #endif
32