1 /*
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
27 struct stv0297_config
28 {
29 /* the demodulator's i2c address */
30 u8 demod_address;
31
32 /* 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
38 /* does the "inversion" need inverted? */
39 u8 invert:1;
40
41 /* set to 1 if the device requires an i2c STOP during reading */
42 u8 stop_during_read:1;
43 };
44
45 #if defined(CONFIG_DVB_STV0297) || (defined(CONFIG_DVB_STV0297_MODULE) && defined(MODULE))
46 extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
47 struct i2c_adapter* i2c);
48 #else
stv0297_attach(const struct stv0297_config * config,struct i2c_adapter * i2c)49 static inline struct dvb_frontend* stv0297_attach(const struct stv0297_config* config,
50 struct i2c_adapter* i2c)
51 {
52 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
53 return NULL;
54 }
55 #endif // CONFIG_DVB_STV0297
56
57 #endif // STV0297_H
58