tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Support for NXT2002 and NXT2004 - VSB/QAM
3 *
4 * Copyright (C) 2005 Kirk Lapray (kirk.lapray@gmail.com)
5 * based on nxt2002 by Taylor Jacob <rtjacob@earthlink.net>
6 * and nxt2004 by Jean-Francois Thibert (jeanfrancois@sagetv.com)
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
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
20#ifndef NXT200X_H
21#define NXT200X_H
22
23#include <linux/dvb/frontend.h>
24#include <linux/firmware.h>
25
26typedef enum nxt_chip_t {
27 NXTUNDEFINED,
28 NXT2002,
29 NXT2004
30}nxt_chip_type;
31
32struct nxt200x_config
33{
34 /* the demodulator's i2c address */
35 u8 demod_address;
36
37 /* need to set device param for start_dma */
38 int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
39};
40
41#if IS_REACHABLE(CONFIG_DVB_NXT200X)
42extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
43 struct i2c_adapter* i2c);
44#else
45static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
46 struct i2c_adapter* i2c)
47{
48 printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
49 return NULL;
50}
51#endif // CONFIG_DVB_NXT200X
52
53#endif /* NXT200X_H */