linux/drivers/media/dvb-frontends/stv6110.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * stv6110.c
 *
 * Driver for ST STV6110 satellite tuner IC.
 *
 * Copyright (C) 2009 NetUP Inc.
 * Copyright (C) 2009 Igor M. Liplianin <[email protected]>
 */

#include <linux/slab.h>
#include <linux/module.h>
#include <linux/dvb/frontend.h>

#include <linux/types.h>

#include "stv6110.h"

/* Max transfer size done by I2C transfer functions */
#define MAX_XFER_SIZE …

static int debug;

struct stv6110_priv { … };

#define dprintk(args...) …

static s32 abssub(s32 a, s32 b)
{
	if (a > b)
		return a - b;
	else
		return b - a;
};

static void stv6110_release(struct dvb_frontend *fe)
{ … }

static int stv6110_write_regs(struct dvb_frontend *fe, u8 buf[],
							int start, int len)
{ … }

static int stv6110_read_regs(struct dvb_frontend *fe, u8 regs[],
							int start, int len)
{ … }

static int stv6110_read_reg(struct dvb_frontend *fe, int start)
{ … }

static int stv6110_sleep(struct dvb_frontend *fe)
{ … }

static u32 carrier_width(u32 symbol_rate, enum fe_rolloff rolloff)
{ … }

static int stv6110_set_bandwidth(struct dvb_frontend *fe, u32 bandwidth)
{ … }

static int stv6110_init(struct dvb_frontend *fe)
{ … }

static int stv6110_get_frequency(struct dvb_frontend *fe, u32 *frequency)
{ … }

static int stv6110_set_frequency(struct dvb_frontend *fe, u32 frequency)
{ … }

static int stv6110_set_params(struct dvb_frontend *fe)
{ … }

static int stv6110_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
{ … }

static const struct dvb_tuner_ops stv6110_tuner_ops = …;

struct dvb_frontend *stv6110_attach(struct dvb_frontend *fe,
					const struct stv6110_config *config,
					struct i2c_adapter *i2c)
{ … }
EXPORT_SYMBOL_GPL(…);

module_param(debug, int, 0644);
MODULE_PARM_DESC(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;