1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator 4 * LGS8913, LGS8GL5, LGS8G75 5 * experimental support LGS8G42, LGS8G52 6 * 7 * Copyright (C) 2007-2009 David T.L. Wong <davidtlwong@gmail.com> 8 * Copyright (C) 2008 Sirius International (Hong Kong) Limited 9 * Timothy Lee <timothy.lee@siriushk.com> (for initial work on LGS8GL5) 10 */ 11 12#ifndef LGS8913_PRIV_H 13#define LGS8913_PRIV_H 14 15struct lgs8gxx_state { 16 struct i2c_adapter *i2c; 17 /* configuration settings */ 18 const struct lgs8gxx_config *config; 19 struct dvb_frontend frontend; 20 u16 curr_gi; /* current guard interval */ 21}; 22 23#define SC_MASK 0x1C /* Sub-Carrier Modulation Mask */ 24#define SC_QAM64 0x10 /* 64QAM modulation */ 25#define SC_QAM32 0x0C /* 32QAM modulation */ 26#define SC_QAM16 0x08 /* 16QAM modulation */ 27#define SC_QAM4NR 0x04 /* 4QAM-NR modulation */ 28#define SC_QAM4 0x00 /* 4QAM modulation */ 29 30#define LGS_FEC_MASK 0x03 /* FEC Rate Mask */ 31#define LGS_FEC_0_4 0x00 /* FEC Rate 0.4 */ 32#define LGS_FEC_0_6 0x01 /* FEC Rate 0.6 */ 33#define LGS_FEC_0_8 0x02 /* FEC Rate 0.8 */ 34 35#define TIM_MASK 0x20 /* Time Interleave Length Mask */ 36#define TIM_LONG 0x20 /* Time Interleave Length = 720 */ 37#define TIM_MIDDLE 0x00 /* Time Interleave Length = 240 */ 38 39#define CF_MASK 0x80 /* Control Frame Mask */ 40#define CF_EN 0x80 /* Control Frame On */ 41 42#define GI_MASK 0x03 /* Guard Interval Mask */ 43#define GI_420 0x00 /* 1/9 Guard Interval */ 44#define GI_595 0x01 /* */ 45#define GI_945 0x02 /* 1/4 Guard Interval */ 46 47 48#define TS_PARALLEL 0x00 /* Parallel TS Output a.k.a. SPI */ 49#define TS_SERIAL 0x01 /* Serial TS Output a.k.a. SSI */ 50#define TS_CLK_NORMAL 0x00 /* MPEG Clock Normal */ 51#define TS_CLK_INVERTED 0x02 /* MPEG Clock Inverted */ 52#define TS_CLK_GATED 0x00 /* MPEG clock gated */ 53#define TS_CLK_FREERUN 0x04 /* MPEG clock free running*/ 54 55 56#endif 57