1 /*
2     Driver for Grundig 29504-491, a Philips TDA8083 based QPSK Frontend
3 
4     Copyright (C) 2001 Convergence Integrated Media GmbH
5 
6     written by Ralph Metzler <ralph@convergence.de>
7 
8     adoption to the new DVB frontend API and diagnostic ioctl's
9     by Holger Waechtler <holger@convergence.de>
10 
11     This program is free software; you can redistribute it and/or modify
12     it under the terms of the GNU General Public License as published by
13     the Free Software Foundation; either version 2 of the License, or
14     (at your option) any later version.
15 
16     This program is distributed in the hope that it will be useful,
17     but WITHOUT ANY WARRANTY; without even the implied warranty of
18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19     GNU General Public License for more details.
20 
21     You should have received a copy of the GNU General Public License
22     along with this program; if not, write to the Free Software
23     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 
25 */
26 
27 #ifndef TDA8083_H
28 #define TDA8083_H
29 
30 #include <linux/dvb/frontend.h>
31 
32 struct tda8083_config
33 {
34 	/* the demodulator's i2c address */
35 	u8 demod_address;
36 };
37 
38 #if IS_REACHABLE(CONFIG_DVB_TDA8083)
39 extern struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
40 					   struct i2c_adapter* i2c);
41 #else
42 static inline struct dvb_frontend* tda8083_attach(const struct tda8083_config* config,
43 					   struct i2c_adapter* i2c)
44 {
45 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
46 	return NULL;
47 }
48 #endif // CONFIG_DVB_TDA8083
49 
50 #endif // TDA8083_H
51