linux/sound/pcmcia/vx/vxp_mixer.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Driver for Digigram VXpocket soundcards
 *
 * VX-pocket mixer
 *
 * Copyright (c) 2002 by Takashi Iwai <[email protected]>
 */

#include <sound/core.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include "vxpocket.h"

#define MIC_LEVEL_MIN …
#define MIC_LEVEL_MAX …

/*
 * mic level control (for VXPocket)
 */
static int vx_mic_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{ … }

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

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

static const DECLARE_TLV_DB_SCALE(db_scale_mic, -21, 3, 0);

static const struct snd_kcontrol_new vx_control_mic_level = …;

/*
 * mic boost level control (for VXP440)
 */
#define vx_mic_boost_info …

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

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

static const struct snd_kcontrol_new vx_control_mic_boost = …;


int vxp_add_mic_controls(struct vx_core *_chip)
{ … }