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 *    You should have received a copy of the GNU General Public License
19 *    along with this program; if not, write to the Free Software
20 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *
22*/
23
24#ifndef NXT200X_H
25#define NXT200X_H
26
27#include <linux/dvb/frontend.h>
28#include <linux/firmware.h>
29
30typedef enum nxt_chip_t {
31		NXTUNDEFINED,
32		NXT2002,
33		NXT2004
34}nxt_chip_type;
35
36struct nxt200x_config
37{
38	/* the demodulator's i2c address */
39	u8 demod_address;
40
41	/* used to set pll input */
42	int (*set_pll_input)(u8* buf, int input);
43
44	/* need to set device param for start_dma */
45	int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
46};
47
48#if defined(CONFIG_DVB_NXT200X) || (defined(CONFIG_DVB_NXT200X_MODULE) && \
49	defined(MODULE))
50extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
51					   struct i2c_adapter* i2c);
52#else
53static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
54					   struct i2c_adapter* i2c)
55{
56	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
57	return NULL;
58}
59#endif // CONFIG_DVB_NXT200X
60
61#endif /* NXT200X_H */
62
63/*
64 * Local variables:
65 * c-basic-offset: 8
66 * End:
67 */
68