1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Driver for the ST STV0910 DVB-S/S2 demodulator.
4 *
5 * Copyright (C) 2014-2015 Ralph Metzler <rjkm@metzlerbros.de>
6 *                         Marcus Metzler <mocm@metzlerbros.de>
7 *                         developed for Digital Devices GmbH
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * version 2 only, as published by the Free Software Foundation.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 */
18
19#ifndef _STV0910_H_
20#define _STV0910_H_
21
22#include <linux/types.h>
23#include <linux/i2c.h>
24
25struct stv0910_cfg {
26	u32 clk;
27	u8  adr;
28	u8  parallel;
29	u8  rptlvl;
30	u8  single;
31	u8  tsspeed;
32};
33
34#if IS_REACHABLE(CONFIG_DVB_STV0910)
35
36struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c,
37				    struct stv0910_cfg *cfg, int nr);
38
39#else
40
41static inline struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c,
42						  struct stv0910_cfg *cfg,
43						  int nr)
44{
45	pr_warn("%s: driver disabled by Kconfig\n", __func__);
46	return NULL;
47}
48
49#endif /* CONFIG_DVB_STV0910 */
50
51#endif /* _STV0910_H_ */
52