lgs8gxx_priv.h

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/*
 *    Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator
 *    LGS8913, LGS8GL5, LGS8G75
 *    experimental support LGS8G42, LGS8G52
 *
 *    Copyright (C) 2007-2009 David T.L. Wong <[email protected]>
 *    Copyright (C) 2008 Sirius International (Hong Kong) Limited
 *    Timothy Lee <[email protected]> (for initial work on LGS8GL5)
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef LGS8913_PRIV_H
#define LGS8913_PRIV_H

struct lgs8gxx_state {
    struct i2c_adapter *i2c;
    /* configuration settings */
    const struct lgs8gxx_config *config;
    struct dvb_frontend frontend;
    u16 curr_gi; /* current guard interval */
};

#define SC_MASK     0x1C    /* Sub-Carrier Modulation Mask */
#define SC_QAM64    0x10    /* 64QAM modulation */
#define SC_QAM32    0x0C    /* 32QAM modulation */
#define SC_QAM16    0x08    /* 16QAM modulation */
#define SC_QAM4NR   0x04    /* 4QAM-NR modulation */
#define SC_QAM4     0x00    /* 4QAM modulation */

#define LGS_FEC_MASK    0x03    /* FEC Rate Mask */
#define LGS_FEC_0_4 0x00    /* FEC Rate 0.4 */
#define LGS_FEC_0_6 0x01    /* FEC Rate 0.6 */
#define LGS_FEC_0_8 0x02    /* FEC Rate 0.8 */

#define TIM_MASK      0x20  /* Time Interleave Length Mask */
#define TIM_LONG      0x20  /* Time Interleave Length = 720 */
#define TIM_MIDDLE     0x00   /* Time Interleave Length = 240 */

#define CF_MASK 0x80    /* Control Frame Mask */
#define CF_EN   0x80    /* Control Frame On */

#define GI_MASK 0x03    /* Guard Interval Mask */
#define GI_420  0x00    /* 1/9 Guard Interval */
#define GI_595  0x01    /* */
#define GI_945  0x02    /* 1/4 Guard Interval */


#define TS_PARALLEL 0x00    /* Parallel TS Output a.k.a. SPI */
#define TS_SERIAL   0x01    /* Serial TS Output a.k.a. SSI */
#define TS_CLK_NORMAL       0x00    /* MPEG Clock Normal */
#define TS_CLK_INVERTED     0x02    /* MPEG Clock Inverted */
#define TS_CLK_GATED        0x00    /* MPEG clock gated */
#define TS_CLK_FREERUN      0x04    /* MPEG clock free running*/


#endif