| /* 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__ */ |
