/drivers/media/dvb/frontends/ec100.h

 1/*
 2 * E3C EC100 demodulator driver
 3 *
 4 * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
 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 *    GNU General Public License for more details.
15 *
16 *    You should have received a copy of the GNU General Public License
17 *    along with this program; if not, write to the Free Software
18 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 *
20 */
21
22#ifndef EC100_H
23#define EC100_H
24
25#include <linux/dvb/frontend.h>
26
27struct ec100_config {
28	/* demodulator's I2C address */
29	u8 demod_address;
30};
31
32
33#if defined(CONFIG_DVB_EC100) || \
34	(defined(CONFIG_DVB_EC100_MODULE) && defined(MODULE))
35extern struct dvb_frontend *ec100_attach(const struct ec100_config *config,
36	struct i2c_adapter *i2c);
37#else
38static inline struct dvb_frontend *ec100_attach(
39	const struct ec100_config *config, struct i2c_adapter *i2c)
40{
41	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
42	return NULL;
43}
44#endif
45
46#endif /* EC100_H */