1 /*
2     driver for LSI L64781 COFDM demodulator
3 
4     Copyright (C) 2001 Holger Waechtler for Convergence Integrated Media GmbH
5 		       Marko Kohtala <marko.kohtala@luukku.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 
23 #ifndef L64781_H
24 #define L64781_H
25 
26 #include <linux/dvb/frontend.h>
27 
28 struct l64781_config
29 {
30 	/* the demodulator's i2c address */
31 	u8 demod_address;
32 };
33 
34 #if IS_REACHABLE(CONFIG_DVB_L64781)
35 extern struct dvb_frontend* l64781_attach(const struct l64781_config* config,
36 					  struct i2c_adapter* i2c);
37 #else
38 static inline struct dvb_frontend* l64781_attach(const struct l64781_config* config,
39 					  struct i2c_adapter* i2c)
40 {
41 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
42 	return NULL;
43 }
44 #endif // CONFIG_DVB_L64781
45 
46 #endif // L64781_H
47