linux/drivers/media/dvb-frontends/l64781.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
    driver for LSI L64781 COFDM demodulator

    Copyright (C) 2001 Holger Waechtler for Convergence Integrated Media GmbH
		       Marko Kohtala <[email protected]>


*/

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <media/dvb_frontend.h>
#include "l64781.h"


struct l64781_state { … };

#define dprintk(args...) …

static int debug;

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


static int l64781_writereg (struct l64781_state* state, u8 reg, u8 data)
{ … }

static int l64781_readreg (struct l64781_state* state, u8 reg)
{ … }

static void apply_tps (struct l64781_state* state)
{ … }


static void reset_afc (struct l64781_state* state)
{ … }

static int reset_and_configure (struct l64781_state* state)
{ … }

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

static int get_frontend(struct dvb_frontend *fe,
			struct dtv_frontend_properties *p)
{ … }

static int l64781_read_status(struct dvb_frontend *fe, enum fe_status *status)
{ … }

static int l64781_read_ber(struct dvb_frontend* fe, u32* ber)
{ … }

static int l64781_read_signal_strength(struct dvb_frontend* fe, u16* signal_strength)
{ … }

static int l64781_read_snr(struct dvb_frontend* fe, u16* snr)
{ … }

static int l64781_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
{ … }

static int l64781_sleep(struct dvb_frontend* fe)
{ … }

static int l64781_init(struct dvb_frontend* fe)
{ … }

static int l64781_get_tune_settings(struct dvb_frontend* fe,
				    struct dvb_frontend_tune_settings* fesettings)
{ … }

static void l64781_release(struct dvb_frontend* fe)
{ … }

static const struct dvb_frontend_ops l64781_ops;

struct dvb_frontend* l64781_attach(const struct l64781_config* config,
				   struct i2c_adapter* i2c)
{ … }

static const struct dvb_frontend_ops l64781_ops = …;

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

EXPORT_SYMBOL_GPL(…);