tea6330t.c | Explore in Territory

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Routines for control of the TEA6330T circuit via i2c bus
 *  Sound fader control circuit for car radios by Philips Semiconductors
 *  Copyright (c) by Jaroslav Kysela <[email protected]>
 */

#include <linux/init.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/tea6330t.h>

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

#define TEA6330T_ADDR …

#define TEA6330T_SADDR_VOLUME_LEFT …
#define TEA6330T_SADDR_VOLUME_RIGHT …
#define TEA6330T_SADDR_BASS …
#define TEA6330T_SADDR_TREBLE …
#define TEA6330T_SADDR_FADER …
#define TEA6330T_MFN …
#define TEA6330T_FCH …
#define TEA6330T_SADDR_AUDIO_SWITCH …
#define TEA6330T_GMU …
#define TEA6330T_EQN …


struct tea6330t { … };


int snd_tea6330t_detect(struct snd_i2c_bus *bus, int equalizer)
{ … }

#if 0
static void snd_tea6330t_set(struct tea6330t *tea,
			     unsigned char addr, unsigned char value)
{
	snd_i2c_write(tea->bus, TEA6330T_ADDR, addr, value, 1);
}
#endif

#define TEA6330T_MASTER_VOLUME(xname, xindex) …

static int snd_tea6330t_info_master_volume(struct snd_kcontrol *kcontrol,
					   struct snd_ctl_elem_info *uinfo)
{ … }

static int snd_tea6330t_get_master_volume(struct snd_kcontrol *kcontrol,
					  struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_tea6330t_put_master_volume(struct snd_kcontrol *kcontrol,
					  struct snd_ctl_elem_value *ucontrol)
{ … }

#define TEA6330T_MASTER_SWITCH(xname, xindex) …

#define snd_tea6330t_info_master_switch …

static int snd_tea6330t_get_master_switch(struct snd_kcontrol *kcontrol,
					  struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_tea6330t_put_master_switch(struct snd_kcontrol *kcontrol,
					  struct snd_ctl_elem_value *ucontrol)
{ … }

#define TEA6330T_BASS(xname, xindex) …

static int snd_tea6330t_info_bass(struct snd_kcontrol *kcontrol,
				  struct snd_ctl_elem_info *uinfo)
{ … }

static int snd_tea6330t_get_bass(struct snd_kcontrol *kcontrol,
				 struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_tea6330t_put_bass(struct snd_kcontrol *kcontrol,
				 struct snd_ctl_elem_value *ucontrol)
{ … }

#define TEA6330T_TREBLE(xname, xindex) …

static int snd_tea6330t_info_treble(struct snd_kcontrol *kcontrol,
				    struct snd_ctl_elem_info *uinfo)
{ … }

static int snd_tea6330t_get_treble(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_tea6330t_put_treble(struct snd_kcontrol *kcontrol,
				   struct snd_ctl_elem_value *ucontrol)
{ … }

static const struct snd_kcontrol_new snd_tea6330t_controls[] = …;

static void snd_tea6330_free(struct snd_i2c_device *device)
{ … }
                                        
int snd_tea6330t_update_mixer(struct snd_card *card,
			      struct snd_i2c_bus *bus,
			      int equalizer, int fader)
{ … }

EXPORT_SYMBOL(…);
EXPORT_SYMBOL(…);
linux/sound/i2c/tea6330t.c
