diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/media/dvb-frontends/s5h1411.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/s5h1411.h b/drivers/media/dvb-frontends/s5h1411.h new file mode 100644 index 000000000..939bac35c --- /dev/null +++ b/drivers/media/dvb-frontends/s5h1411.h @@ -0,0 +1,72 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + Samsung S5H1411 VSB/QAM demodulator driver + + Copyright (C) 2008 Steven Toth <stoth@linuxtv.org> + + +*/ + +#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_CONTINUOUS_INVERTING_CLOCK 0 +#define S5H1411_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK 1 +#define S5H1411_MPEGTIMING_NONCONTINUOUS_INVERTING_CLOCK 2 +#define S5H1411_MPEGTIMING_NONCONTINUOUS_NONINVERTING_CLOCK 3 + u16 mpeg_timing; + + /* IF Freq for QAM and VSB in KHz */ +#define S5H1411_IF_3250 3250 +#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 IS_REACHABLE(CONFIG_DVB_S5H1411) +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__ */ |