57 lines · c
1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator4 * LGS8913, LGS8GL5, LGS8G755 * experimental support LGS8G42, LGS8G526 *7 * Copyright (C) 2007-2009 David T.L. Wong <davidtlwong@gmail.com>8 * Copyright (C) 2008 Sirius International (Hong Kong) Limited9 * Timothy Lee <timothy.lee@siriushk.com> (for initial work on LGS8GL5)10 */11 12#ifndef LGS8913_PRIV_H13#define LGS8913_PRIV_H14 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#endif57