[media] ds3000: hardware tune algorithm
[linux-block.git] / drivers / media / dvb / frontends / ds3000.h
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1/*
2 Montage Technology DS3000/TS2020 - DVBS/S2 Satellite demod/tuner driver
3 Copyright (C) 2009 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
4
5 Copyright (C) 2009 TurboSight.com
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20*/
21
22#ifndef DS3000_H
23#define DS3000_H
24
25#include <linux/dvb/frontend.h>
26
27struct ds3000_config {
28 /* the demodulator's i2c address */
29 u8 demod_address;
d2ffc447 30 u8 ci_mode;
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31};
32
33#if defined(CONFIG_DVB_DS3000) || \
34 (defined(CONFIG_DVB_DS3000_MODULE) && defined(MODULE))
35extern struct dvb_frontend *ds3000_attach(const struct ds3000_config *config,
36 struct i2c_adapter *i2c);
37#else
38static inline
39struct dvb_frontend *ds3000_attach(const struct ds3000_config *config,
40 struct i2c_adapter *i2c)
41{
42 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
43 return NULL;
44}
45#endif /* CONFIG_DVB_DS3000 */
46#endif /* DS3000_H */