diff options
| author | David Wong <davidtlwong@gmail.com> | 2009-04-01 04:35:10 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-04-06 21:44:32 -0300 |
| commit | f15da16d869be8be5ef991f8d042532c119310fa (patch) | |
| tree | 764e5593a5e7caf5abb5deb24e0d15f10460b911 /drivers/media/dvb/frontends/lgs8gxx_priv.h | |
| parent | 81d1d09f926394c19a19ceeb139462908ac63a01 (diff) | |
V4L/DVB (11398): Support for Legend Silicon LGS8913/LGS8GL5/LGS8GXX China DMB-TH digital demodulator
This patch contains the unified driver for Legend Silicon LGS8913 and
LGS8GL5. It should replace lgs8gl5.c in media/dvb/frontends in the future.
Signed-off-by: David T.L. Wong <davidtlwong@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/frontends/lgs8gxx_priv.h')
| -rw-r--r-- | drivers/media/dvb/frontends/lgs8gxx_priv.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/lgs8gxx_priv.h b/drivers/media/dvb/frontends/lgs8gxx_priv.h new file mode 100644 index 00000000000..9776d30686d --- /dev/null +++ b/drivers/media/dvb/frontends/lgs8gxx_priv.h @@ -0,0 +1,70 @@ +/* + * Support for Legend Silicon DMB-TH demodulator + * LGS8913, LGS8GL5 + * experimental support LGS8G42, LGS8G52 + * + * Copyright (C) 2007,2008 David T.L. Wong <davidtlwong@gmail.com> + * Copyright (C) 2008 Sirius International (Hong Kong) Limited + * Timothy Lee <timothy.lee@siriushk.com> (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 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 0x00 /* Time Interleave Length = 720 */ +#define TIM_MIDDLE 0x20 /* 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 |