linux/drivers/media/dvb-frontends/cx24113.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Driver for Conexant CX24113/CX24128 Tuner (Satellite)
 *
 *  Copyright (C) 2007-8 Patrick Boettcher <[email protected]>
 *
 *  Developed for BBTI / Technisat
 */

#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>

#include <media/dvb_frontend.h>
#include "cx24113.h"

static int debug;

#define cx_info(args...) …
#define cx_err(args...) …

#define dprintk(args...) …

struct cx24113_state { … };

static int cx24113_writereg(struct cx24113_state *state, int reg, int data)
{ … }

static int cx24113_readreg(struct cx24113_state *state, u8 reg)
{ … }

static void cx24113_set_parameters(struct cx24113_state *state)
{ … }

#define VGA_0 …
#define VGA_1 …
#define VGA_2 …
#define VGA_3 …
#define VGA_4 …
#define VGA_5 …
#define VGA_6 …
#define VGA_7 …

#define RFVGA_0 …
#define RFVGA_1 …
#define RFVGA_2 …
#define RFVGA_3 …

static int cx24113_set_gain_settings(struct cx24113_state *state,
		s16 power_estimation)
{ … }

static int cx24113_set_Fref(struct cx24113_state *state, u8 high)
{ … }

static int cx24113_enable(struct cx24113_state *state, u8 enable)
{ … }

static int cx24113_set_bandwidth(struct cx24113_state *state, u32 bandwidth_khz)
{ … }

static int cx24113_set_clk_inversion(struct cx24113_state *state, u8 on)
{ … }

static int cx24113_get_status(struct dvb_frontend *fe, u32 *status)
{ … }

static u8 cx24113_set_ref_div(struct cx24113_state *state, u8 refdiv)
{ … }

static void cx24113_calc_pll_nf(struct cx24113_state *state, u16 *n, s32 *f)
{ … }


static void cx24113_set_nfr(struct cx24113_state *state, u16 n, s32 f, u8 r)
{ … }

static int cx24113_set_frequency(struct cx24113_state *state, u32 frequency)
{ … }

static int cx24113_init(struct dvb_frontend *fe)
{ … }

static int cx24113_set_params(struct dvb_frontend *fe)
{ … }

static s8 cx24113_agc_table[2][10] = …;

void cx24113_agc_callback(struct dvb_frontend *fe)
{ … }
EXPORT_SYMBOL(…);

static int cx24113_get_frequency(struct dvb_frontend *fe, u32 *frequency)
{ … }

static void cx24113_release(struct dvb_frontend *fe)
{ … }

static const struct dvb_tuner_ops cx24113_tuner_ops = …;

struct dvb_frontend *cx24113_attach(struct dvb_frontend *fe,
		const struct cx24113_config *config, struct i2c_adapter *i2c)
{ … }
EXPORT_SYMBOL_GPL(…);

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

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