xref: /linux/drivers/media/dvb-frontends/dvb_dummy_fe.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 /*
2  *  Driver for Dummy Frontend
3  *
4  *  Written by Emard <emard@softhome.net>
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 
22 #ifndef DVB_DUMMY_FE_H
23 #define DVB_DUMMY_FE_H
24 
25 #include <linux/kconfig.h>
26 #include <linux/dvb/frontend.h>
27 #include "dvb_frontend.h"
28 
29 #if IS_REACHABLE(CONFIG_DVB_DUMMY_FE)
30 extern struct dvb_frontend* dvb_dummy_fe_ofdm_attach(void);
31 extern struct dvb_frontend* dvb_dummy_fe_qpsk_attach(void);
32 extern struct dvb_frontend* dvb_dummy_fe_qam_attach(void);
33 #else
34 static inline struct dvb_frontend *dvb_dummy_fe_ofdm_attach(void)
35 {
36 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
37 	return NULL;
38 }
39 static inline struct dvb_frontend *dvb_dummy_fe_qpsk_attach(void)
40 {
41 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
42 	return NULL;
43 }
44 static inline struct dvb_frontend *dvb_dummy_fe_qam_attach(void)
45 {
46 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
47 	return NULL;
48 }
49 #endif /* CONFIG_DVB_DUMMY_FE */
50 
51 #endif // DVB_DUMMY_FE_H
52