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1 | /* | |
2 | Conexant cx24123/cx24109 - DVB QPSK Satellite demod/tuner driver | |
3 | ||
4 | Copyright (C) 2005 Steven Toth <stoth@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 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
20 | ||
21 | #ifndef CX24123_H | |
22 | #define CX24123_H | |
23 | ||
24 | #include <linux/kconfig.h> | |
25 | #include <linux/dvb/frontend.h> | |
26 | ||
27 | struct cx24123_config { | |
28 | /* the demodulator's i2c address */ | |
29 | u8 demod_address; | |
30 | ||
31 | /* Need to set device param for start_dma */ | |
32 | int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured); | |
33 | ||
34 | /* 0 = LNB voltage normal, 1 = LNB voltage inverted */ | |
35 | int lnb_polarity; | |
36 | ||
37 | /* this device has another tuner */ | |
38 | u8 dont_use_pll; | |
39 | void (*agc_callback) (struct dvb_frontend *); | |
40 | }; | |
41 | ||
42 | #if IS_REACHABLE(CONFIG_DVB_CX24123) | |
43 | extern struct dvb_frontend *cx24123_attach(const struct cx24123_config *config, | |
44 | struct i2c_adapter *i2c); | |
45 | extern struct i2c_adapter *cx24123_get_tuner_i2c_adapter(struct dvb_frontend *); | |
46 | #else | |
47 | static inline struct dvb_frontend *cx24123_attach( | |
48 | const struct cx24123_config *config, struct i2c_adapter *i2c) | |
49 | { | |
50 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
51 | return NULL; | |
52 | } | |
53 | static inline struct i2c_adapter * | |
54 | cx24123_get_tuner_i2c_adapter(struct dvb_frontend *fe) | |
55 | { | |
56 | printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); | |
57 | return NULL; | |
58 | } | |
59 | #endif | |
60 | ||
61 | #endif /* CX24123_H */ |