1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2   /*
3      Driver for Philips tda10086 DVBS Frontend
4 
5      (c) 2006 Andrew de Quincey
6 
7 
8    */
9 
10 #ifndef TDA10086_H
11 #define TDA10086_H
12 
13 #include <linux/dvb/frontend.h>
14 #include <linux/firmware.h>
15 
16 enum tda10086_xtal {
17 	TDA10086_XTAL_16M,
18 	TDA10086_XTAL_4M
19 };
20 
21 struct tda10086_config
22 {
23 	/* the demodulator's i2c address */
24 	u8 demod_address;
25 
26 	/* does the "inversion" need inverted? */
27 	u8 invert;
28 
29 	/* do we need the diseqc signal with carrier? */
30 	u8 diseqc_tone;
31 
32 	/* frequency of the reference xtal */
33 	enum tda10086_xtal xtal_freq;
34 };
35 
36 #if IS_REACHABLE(CONFIG_DVB_TDA10086)
37 extern struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
38 					    struct i2c_adapter* i2c);
39 #else
tda10086_attach(const struct tda10086_config * config,struct i2c_adapter * i2c)40 static inline struct dvb_frontend* tda10086_attach(const struct tda10086_config* config,
41 						   struct i2c_adapter* i2c)
42 {
43 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
44 	return NULL;
45 }
46 #endif /* CONFIG_DVB_TDA10086 */
47 
48 #endif /* TDA10086_H */
49