diff options
Diffstat (limited to 'drivers/media/dvb-frontends/s5h1409.h')
| -rw-r--r-- | drivers/media/dvb-frontends/s5h1409.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s5h1409.h b/drivers/media/dvb-frontends/s5h1409.h new file mode 100644 index 0000000000..f6063e4390 --- /dev/null +++ b/drivers/media/dvb-frontends/s5h1409.h @@ -0,0 +1,70 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + Samsung S5H1409 VSB/QAM demodulator driver + + Copyright (C) 2006 Steven Toth <stoth@linuxtv.org> + + +*/ + +#ifndef __S5H1409_H__ +#define __S5H1409_H__ + +#include <linux/dvb/frontend.h> + +struct s5h1409_config { + /* the demodulator's i2c address */ + u8 demod_address; + + /* serial/parallel output */ +#define S5H1409_PARALLEL_OUTPUT 0 +#define S5H1409_SERIAL_OUTPUT 1 + u8 output_mode; + + /* GPIO Setting */ +#define S5H1409_GPIO_OFF 0 +#define S5H1409_GPIO_ON 1 + u8 gpio; + + /* IF Freq for QAM in KHz, VSB is hardcoded to 5380 */ + u16 qam_if; + + /* Spectral Inversion */ +#define S5H1409_INVERSION_OFF 0 +#define S5H1409_INVERSION_ON 1 + u8 inversion; + + /* Return lock status based on tuner lock, or demod lock */ +#define S5H1409_TUNERLOCKING 0 +#define S5H1409_DEMODLOCKING 1 + u8 status_mode; + + /* MPEG signal timing */ +#define S5H1409_MPEGTIMING_CONTINUOUS_INVERTING_CLOCK 0 +#define S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 +#define S5H1409_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 +#define S5H1409_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 + u16 mpeg_timing; + + /* HVR-1600 optimizations (to better work with MXL5005s) + Note: some of these are likely to be folded into the generic driver + after being regression tested with other boards */ +#define S5H1409_HVR1600_NOOPTIMIZE 0 +#define S5H1409_HVR1600_OPTIMIZE 1 + u8 hvr1600_opt; +}; + +#if IS_REACHABLE(CONFIG_DVB_S5H1409) +extern struct dvb_frontend *s5h1409_attach(const struct s5h1409_config *config, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *s5h1409_attach( + const struct s5h1409_config *config, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_S5H1409 */ + +#endif /* __S5H1409_H__ */ |