1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | Driver for STV0297 demodulator |
4 | |
5 | Copyright (C) 2003-2004 Dennis Noermann <dennis.noermann@noernet.de> |
6 | |
7 | */ |
8 | |
9 | #ifndef STV0297_H |
10 | #define STV0297_H |
11 | |
12 | #include <linux/dvb/frontend.h> |
13 | #include <media/dvb_frontend.h> |
14 | |
15 | struct stv0297_config |
16 | { |
17 | /* the demodulator's i2c address */ |
18 | u8 demod_address; |
19 | |
20 | /* inittab - array of pairs of values. |
21 | * First of each pair is the register, second is the value. |
22 | * List should be terminated with an 0xff, 0xff pair. |
23 | */ |
24 | u8* inittab; |
25 | |
26 | /* does the "inversion" need inverted? */ |
27 | u8 invert:1; |
28 | |
29 | /* set to 1 if the device requires an i2c STOP during reading */ |
30 | u8 stop_during_read:1; |
31 | }; |
32 | |
33 | #if IS_REACHABLE(CONFIG_DVB_STV0297) |
34 | extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, |
35 | struct i2c_adapter* i2c); |
36 | #else |
37 | static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, |
38 | struct i2c_adapter* i2c) |
39 | { |
40 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n" , __func__); |
41 | return NULL; |
42 | } |
43 | #endif // CONFIG_DVB_STV0297 |
44 | |
45 | #endif // STV0297_H |
46 | |