1/*
2 *    Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator
3 *    LGS8913, LGS8GL5, LGS8G75
4 *    experimental support LGS8G42, LGS8G52
5 *
6 *    Copyright (C) 2007-2009 David T.L. Wong <davidtlwong@gmail.com>
7 *    Copyright (C) 2008 Sirius International (Hong Kong) Limited
8 *    Timothy Lee <timothy.lee@siriushk.com> (for initial work on LGS8GL5)
9 *
10 *    This program is free software; you can redistribute it and/or modify
11 *    it under the terms of the GNU General Public License as published by
12 *    the Free Software Foundation; either version 2 of the License, or
13 *    (at your option) any later version.
14 *
15 *    This program is distributed in the hope that it will be useful,
16 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *    GNU General Public License for more details.
19 *
20 *    You should have received a copy of the GNU General Public License
21 *    along with this program; if not, write to the Free Software
22 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 */
25
26#ifndef LGS8913_PRIV_H
27#define LGS8913_PRIV_H
28
29struct lgs8gxx_state {
30	struct i2c_adapter *i2c;
31	/* configuration settings */
32	const struct lgs8gxx_config *config;
33	struct dvb_frontend frontend;
34	u16 curr_gi; /* current guard interval */
35};
36
37#define SC_MASK		0x1C	/* Sub-Carrier Modulation Mask */
38#define SC_QAM64	0x10	/* 64QAM modulation */
39#define SC_QAM32	0x0C	/* 32QAM modulation */
40#define SC_QAM16	0x08	/* 16QAM modulation */
41#define SC_QAM4NR	0x04	/* 4QAM-NR modulation */
42#define SC_QAM4		0x00	/* 4QAM modulation */
43
44#define LGS_FEC_MASK	0x03	/* FEC Rate Mask */
45#define LGS_FEC_0_4	0x00	/* FEC Rate 0.4 */
46#define LGS_FEC_0_6	0x01	/* FEC Rate 0.6 */
47#define LGS_FEC_0_8	0x02	/* FEC Rate 0.8 */
48
49#define TIM_MASK	  0x20	/* Time Interleave Length Mask */
50#define TIM_LONG	  0x20	/* Time Interleave Length = 720 */
51#define TIM_MIDDLE     0x00   /* Time Interleave Length = 240 */
52
53#define CF_MASK	0x80	/* Control Frame Mask */
54#define CF_EN	0x80	/* Control Frame On */
55
56#define GI_MASK	0x03	/* Guard Interval Mask */
57#define GI_420	0x00	/* 1/9 Guard Interval */
58#define GI_595	0x01	/* */
59#define GI_945	0x02	/* 1/4 Guard Interval */
60
61
62#define TS_PARALLEL	0x00	/* Parallel TS Output a.k.a. SPI */
63#define TS_SERIAL	0x01	/* Serial TS Output a.k.a. SSI */
64#define TS_CLK_NORMAL		0x00	/* MPEG Clock Normal */
65#define TS_CLK_INVERTED		0x02	/* MPEG Clock Inverted */
66#define TS_CLK_GATED		0x00	/* MPEG clock gated */
67#define TS_CLK_FREERUN		0x04	/* MPEG clock free running*/
68
69
70#endif
71