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/* 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__ */
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