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56 lines
1.9 KiB
56 lines
1.9 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Support for Legend Silicon GB20600 (a.k.a DMB-TH) demodulator |
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* LGS8913, LGS8GL5, LGS8G75 |
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* experimental support LGS8G42, LGS8G52 |
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* |
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* Copyright (C) 2007-2009 David T.L. Wong <[email protected]> |
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* Copyright (C) 2008 Sirius International (Hong Kong) Limited |
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* Timothy Lee <[email protected]> (for initial work on LGS8GL5) |
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*/ |
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#ifndef LGS8913_PRIV_H |
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#define LGS8913_PRIV_H |
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struct lgs8gxx_state { |
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struct i2c_adapter *i2c; |
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/* configuration settings */ |
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const struct lgs8gxx_config *config; |
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struct dvb_frontend frontend; |
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u16 curr_gi; /* current guard interval */ |
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}; |
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#define SC_MASK 0x1C /* Sub-Carrier Modulation Mask */ |
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#define SC_QAM64 0x10 /* 64QAM modulation */ |
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#define SC_QAM32 0x0C /* 32QAM modulation */ |
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#define SC_QAM16 0x08 /* 16QAM modulation */ |
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#define SC_QAM4NR 0x04 /* 4QAM-NR modulation */ |
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#define SC_QAM4 0x00 /* 4QAM modulation */ |
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#define LGS_FEC_MASK 0x03 /* FEC Rate Mask */ |
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#define LGS_FEC_0_4 0x00 /* FEC Rate 0.4 */ |
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#define LGS_FEC_0_6 0x01 /* FEC Rate 0.6 */ |
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#define LGS_FEC_0_8 0x02 /* FEC Rate 0.8 */ |
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#define TIM_MASK 0x20 /* Time Interleave Length Mask */ |
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#define TIM_LONG 0x20 /* Time Interleave Length = 720 */ |
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#define TIM_MIDDLE 0x00 /* Time Interleave Length = 240 */ |
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#define CF_MASK 0x80 /* Control Frame Mask */ |
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#define CF_EN 0x80 /* Control Frame On */ |
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#define GI_MASK 0x03 /* Guard Interval Mask */ |
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#define GI_420 0x00 /* 1/9 Guard Interval */ |
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#define GI_595 0x01 /* */ |
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#define GI_945 0x02 /* 1/4 Guard Interval */ |
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#define TS_PARALLEL 0x00 /* Parallel TS Output a.k.a. SPI */ |
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#define TS_SERIAL 0x01 /* Serial TS Output a.k.a. SSI */ |
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#define TS_CLK_NORMAL 0x00 /* MPEG Clock Normal */ |
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#define TS_CLK_INVERTED 0x02 /* MPEG Clock Inverted */ |
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#define TS_CLK_GATED 0x00 /* MPEG clock gated */ |
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#define TS_CLK_FREERUN 0x04 /* MPEG clock free running*/ |
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#endif
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