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Matthias Schwarzott68b3289f2009-02-24 12:35:15 -03001/**
2 * Driver for Zarlink ZL10036 DVB-S silicon tuner
3 *
4 * Copyright (C) 2006 Tino Reichardt
5 * Copyright (C) 2007-2009 Matthias Schwarzott <zzam@gentoo.de>
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 Version 2, as
9 * published by the Free Software Foundation.
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#ifndef DVB_ZL10036_H
22#define DVB_ZL10036_H
23
Mauro Carvalho Chehab782d8b72013-03-21 16:11:54 -030024#include <linux/kconfig.h>
Matthias Schwarzott68b3289f2009-02-24 12:35:15 -030025#include <linux/i2c.h>
26#include "dvb_frontend.h"
27
28/**
29 * Attach a zl10036 tuner to the supplied frontend structure.
30 *
31 * @param fe Frontend to attach to.
32 * @param config zl10036_config structure
33 * @return FE pointer on success, NULL on failure.
34 */
35
36struct zl10036_config {
37 u8 tuner_address;
38 int rf_loop_enable;
39};
40
Mauro Carvalho Chehab782d8b72013-03-21 16:11:54 -030041#if IS_ENABLED(CONFIG_DVB_ZL10036)
Matthias Schwarzott68b3289f2009-02-24 12:35:15 -030042extern struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe,
43 const struct zl10036_config *config, struct i2c_adapter *i2c);
44#else
45static inline struct dvb_frontend *zl10036_attach(struct dvb_frontend *fe,
46 const struct zl10036_config *config, struct i2c_adapter *i2c)
47{
48 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
49 return NULL;
50}
51#endif
52
53#endif /* DVB_ZL10036_H */