xref: /linux/drivers/media/tuners/mt20xx.h (revision 93d90ad708b8da6efc0e487b66111aa9db7f70c7)
1 /*
2     This program is free software; you can redistribute it and/or modify
3     it under the terms of the GNU General Public License as published by
4     the Free Software Foundation; either version 2 of the License, or
5     (at your option) any later version.
6 
7     This program is distributed in the hope that it will be useful,
8     but WITHOUT ANY WARRANTY; without even the implied warranty of
9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10     GNU General Public License for more details.
11 
12     You should have received a copy of the GNU General Public License
13     along with this program; if not, write to the Free Software
14     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
15 */
16 
17 #ifndef __MT20XX_H__
18 #define __MT20XX_H__
19 
20 #include <linux/i2c.h>
21 #include "dvb_frontend.h"
22 
23 #if IS_ENABLED(CONFIG_MEDIA_TUNER_MT20XX)
24 extern struct dvb_frontend *microtune_attach(struct dvb_frontend *fe,
25 					     struct i2c_adapter* i2c_adap,
26 					     u8 i2c_addr);
27 #else
28 static inline struct dvb_frontend *microtune_attach(struct dvb_frontend *fe,
29 					     struct i2c_adapter* i2c_adap,
30 					     u8 i2c_addr)
31 {
32 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
33 	return NULL;
34 }
35 #endif
36 
37 #endif /* __MT20XX_H__ */
38