linux/drivers/media/dvb-frontends/m88rs2000.h

50 lines
962 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
Driver for M88RS2000 demodulator
*/
#ifndef M88RS2000_H
#define M88RS2000_H
#include <linux/dvb/frontend.h>
#include <media/dvb_frontend.h>
struct m88rs2000_config {
/* Demodulator i2c address */
u8 demod_addr;
u8 *inittab;
/* minimum delay before retuning */
int min_delay_ms;
int (*set_ts_params)(struct dvb_frontend *, int);
};
enum {
CALL_IS_SET_FRONTEND = 0x0,
CALL_IS_READ,
};
#if IS_REACHABLE(CONFIG_DVB_M88RS2000)
extern struct dvb_frontend *m88rs2000_attach(
const struct m88rs2000_config *config, struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *m88rs2000_attach(
const struct m88rs2000_config *config, struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif /* CONFIG_DVB_M88RS2000 */
#define RS2000_FE_CRYSTAL_KHZ 27000
enum {
DEMOD_WRITE = 0x1,
WRITE_DELAY = 0x10,
};
#endif /* M88RS2000_H */