diff options
author | Steven Toth <stoth@hauppauge.com> | 2008-04-25 08:44:36 +0200 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-26 14:29:56 +0200 |
commit | 8b4f1d031627d6f36d6ada05ab7670c2317efdaa (patch) | |
tree | 29488e2587325c2e254201a27148af5d7761e9c7 /drivers/media/dvb/frontends/s5h1411.h | |
parent | V4L/DVB (7740): tuner-xc2028.c dubious !x & y (diff) | |
download | linux-8b4f1d031627d6f36d6ada05ab7670c2317efdaa.tar.xz linux-8b4f1d031627d6f36d6ada05ab7670c2317efdaa.zip |
V4L/DVB (7741): s5h1411: Adding support for this ATSC/QAM demodulator
This adds full support for this demodulator.
Signed-off-by: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/frontends/s5h1411.h')
-rw-r--r-- | drivers/media/dvb/frontends/s5h1411.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/s5h1411.h b/drivers/media/dvb/frontends/s5h1411.h new file mode 100644 index 000000000000..1855f64ed4d8 --- /dev/null +++ b/drivers/media/dvb/frontends/s5h1411.h @@ -0,0 +1,90 @@ +/* + Samsung S5H1411 VSB/QAM demodulator driver + + Copyright (C) 2008 Steven Toth <stoth@hauppauge.com> + + 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 __S5H1411_H__ +#define __S5H1411_H__ + +#include <linux/dvb/frontend.h> + +#define S5H1411_I2C_TOP_ADDR (0x32 >> 1) +#define S5H1411_I2C_QAM_ADDR (0x34 >> 1) + +struct s5h1411_config { + + /* serial/parallel output */ +#define S5H1411_PARALLEL_OUTPUT 0 +#define S5H1411_SERIAL_OUTPUT 1 + u8 output_mode; + + /* GPIO Setting */ +#define S5H1411_GPIO_OFF 0 +#define S5H1411_GPIO_ON 1 + u8 gpio; + + /* MPEG signal timing */ +#define S5H1411_MPEGTIMING_CONTINOUS_INVERTING_CLOCK 0 +#define S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK 1 +#define S5H1411_MPEGTIMING_NONCONTINOUS_INVERTING_CLOCK 2 +#define S5H1411_MPEGTIMING_NONCONTINOUS_NONINVERTING_CLOCK 3 + u16 mpeg_timing; + + /* IF Freq for QAM and VSB in KHz */ +#define S5H1411_IF_2500 2500 +#define S5H1411_IF_3500 3500 +#define S5H1411_IF_4000 4000 +#define S5H1411_IF_5380 5380 +#define S5H1411_IF_44000 44000 +#define S5H1411_VSB_IF_DEFAULT S5H1411_IF_44000 +#define S5H1411_QAM_IF_DEFAULT S5H1411_IF_44000 + u16 qam_if; + u16 vsb_if; + + /* Spectral Inversion */ +#define S5H1411_INVERSION_OFF 0 +#define S5H1411_INVERSION_ON 1 + u8 inversion; + + /* Return lock status based on tuner lock, or demod lock */ +#define S5H1411_TUNERLOCKING 0 +#define S5H1411_DEMODLOCKING 1 + u8 status_mode; +}; + +#if defined(CONFIG_DVB_S5H1411) || \ + (defined(CONFIG_DVB_S5H1411_MODULE) && defined(MODULE)) +extern struct dvb_frontend *s5h1411_attach(const struct s5h1411_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *s5h1411_attach( + const struct s5h1411_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_S5H1411 */ + +#endif /* __S5H1411_H__ */ + +/* + * Local variables: + * c-basic-offset: 8 + */ |