1 /*
2 Driver for Zarlink MT312 Satellite Channel Decoder
3
4 Copyright (C) 2003 Andreas Oberritter <obi@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
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 References:
22 http://products.zarlink.com/product_profiles/MT312.htm
23 http://products.zarlink.com/product_profiles/SL1935.htm
24 */
25
26 #ifndef MT312_H
27 #define MT312_H
28
29 #include <linux/dvb/frontend.h>
30
31 struct mt312_config {
32 /* the demodulator's i2c address */
33 u8 demod_address;
34
35 /* inverted voltage setting */
36 unsigned int voltage_inverted:1;
37 };
38
39 #if defined(CONFIG_DVB_MT312) || (defined(CONFIG_DVB_MT312_MODULE) && defined(MODULE))
40 struct dvb_frontend *mt312_attach(const struct mt312_config *config,
41 struct i2c_adapter *i2c);
42 #else
mt312_attach(const struct mt312_config * config,struct i2c_adapter * i2c)43 static inline struct dvb_frontend *mt312_attach(
44 const struct mt312_config *config, struct i2c_adapter *i2c)
45 {
46 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
47 return NULL;
48 }
49 #endif /* CONFIG_DVB_MT312 */
50
51 #endif /* MT312_H */
52