linuxdebug/drivers/media/dvb-frontends/stv6110.h

49 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* stv6110.h
*
* Driver for ST STV6110 satellite tuner IC.
*
* Copyright (C) 2009 NetUP Inc.
* Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru>
*/
#ifndef __DVB_STV6110_H__
#define __DVB_STV6110_H__
#include <linux/i2c.h>
#include <media/dvb_frontend.h>
/* registers */
#define RSTV6110_CTRL1 0
#define RSTV6110_CTRL2 1
#define RSTV6110_TUNING1 2
#define RSTV6110_TUNING2 3
#define RSTV6110_CTRL3 4
#define RSTV6110_STAT1 5
#define RSTV6110_STAT2 6
#define RSTV6110_STAT3 7
struct stv6110_config {
u8 i2c_address;
u32 mclk;
u8 gain;
u8 clk_div; /* divisor value for the output clock */
};
#if IS_REACHABLE(CONFIG_DVB_STV6110)
extern struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
const struct stv6110_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
const struct stv6110_config *config,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif