Merge tag 'docs-5.0' of git://git.lwn.net/linux
[linux-2.6-block.git] / drivers / media / dvb-frontends / stv0910.h
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bbeae430 1/* SPDX-License-Identifier: GPL-2.0 */
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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
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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;
7069018e 31 u8 tsspeed;
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32};
33
34#if IS_REACHABLE(CONFIG_DVB_STV0910)
35
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36struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c,
37 struct stv0910_cfg *cfg, int nr);
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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_ */