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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 Driver for STV0297 demodulator
3
4 Copyright (C) 2003-2004 Dennis Noermann <dennis.noermann@noernet.de>
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 STV0297_H
22#define STV0297_H
23
24#include <linux/dvb/frontend.h>
25#include "dvb_frontend.h"
26
27struct stv0297_config
28{
29 /* the demodulator's i2c address */
30 u8 demod_address;
31
Andrew de Quinceydc27a162005-09-09 13:03:07 -070032 /* inittab - array of pairs of values.
33 * First of each pair is the register, second is the value.
34 * List should be terminated with an 0xff, 0xff pair.
35 */
36 u8* inittab;
37
Linus Torvalds1da177e2005-04-16 15:20:36 -070038 /* does the "inversion" need inverted? */
39 u8 invert:1;
Thomas Kaiserb8d4c232006-04-27 21:45:20 -030040
41 /* set to 1 if the device requires an i2c STOP during reading */
42 u8 stop_during_read:1;
Linus Torvalds1da177e2005-04-16 15:20:36 -070043};
44
Peter Senna Tschudin7b34be72013-01-20 01:32:56 -030045#if IS_ENABLED(CONFIG_DVB_STV0297)
Linus Torvalds1da177e2005-04-16 15:20:36 -070046extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
Andrew de Quinceydc27a162005-09-09 13:03:07 -070047 struct i2c_adapter* i2c);
Andrew de Quincey102a3422006-08-08 09:10:08 -030048#else
49static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
50 struct i2c_adapter* i2c)
51{
Harvey Harrison271ddbf2008-04-08 23:20:00 -030052 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
Andrew de Quincey102a3422006-08-08 09:10:08 -030053 return NULL;
54}
55#endif // CONFIG_DVB_STV0297
Linus Torvalds1da177e2005-04-16 15:20:36 -070056
57#endif // STV0297_H