1  /*
2     Driver for Philips tda8262/tda8263 DVBS Silicon tuners
3
4     (c) 2006 Andrew de Quincey
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
23#ifndef __DVB_TDA826X_H__
24#define __DVB_TDA826X_H__
25
26#include <linux/i2c.h>
27#include "dvb_frontend.h"
28
29/**
30 * Attach a tda826x tuner to the supplied frontend structure.
31 *
32 * @param fe Frontend to attach to.
33 * @param addr i2c address of the tuner.
34 * @param i2c i2c adapter to use.
35 * @param has_loopthrough Set to 1 if the card has a loopthrough RF connector.
36 * @return FE pointer on success, NULL on failure.
37 */
38#if IS_REACHABLE(CONFIG_DVB_TDA826X)
39extern struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe, int addr,
40					   struct i2c_adapter *i2c,
41					   int has_loopthrough);
42#else
43static inline struct dvb_frontend* tda826x_attach(struct dvb_frontend *fe,
44						  int addr,
45						  struct i2c_adapter *i2c,
46						  int has_loopthrough)
47{
48	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
49	return NULL;
50}
51#endif // CONFIG_DVB_TDA826X
52
53#endif // __DVB_TDA826X_H__
54