linux/sound/pci/ak4531_codec.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 *  Copyright (c) by Jaroslav Kysela <[email protected]>
 *  Universal routines for AK4531 codec
 */

#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/module.h>

#include <sound/core.h>
#include <sound/ak4531_codec.h>
#include <sound/tlv.h>

/*
MODULE_AUTHOR("Jaroslav Kysela <[email protected]>");
MODULE_DESCRIPTION("Universal routines for AK4531 codec");
MODULE_LICENSE("GPL");
*/

static void snd_ak4531_proc_init(struct snd_card *card, struct snd_ak4531 *ak4531);

/*
 *
 */
 
#if 0

static void snd_ak4531_dump(struct snd_ak4531 *ak4531)
{
	int idx;
	
	for (idx = 0; idx < 0x19; idx++)
		printk(KERN_DEBUG "ak4531 0x%x: 0x%x\n",
		       idx, ak4531->regs[idx]);
}

#endif

/*
 *
 */

#define AK4531_SINGLE(xname, xindex, reg, shift, mask, invert) …
#define AK4531_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) …

static int snd_ak4531_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{ … }
 
static int snd_ak4531_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_ak4531_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

#define AK4531_DOUBLE(xname, xindex, left_reg, right_reg, left_shift, right_shift, mask, invert) …
#define AK4531_DOUBLE_TLV(xname, xindex, left_reg, right_reg, left_shift, right_shift, mask, invert, xtlv) …

static int snd_ak4531_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{ … }
 
static int snd_ak4531_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_ak4531_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

#define AK4531_INPUT_SW(xname, xindex, reg1, reg2, left_shift, right_shift) …

static int snd_ak4531_info_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{ … }
 
static int snd_ak4531_get_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

static int snd_ak4531_put_input_sw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{ … }

static const DECLARE_TLV_DB_SCALE(db_scale_master, -6200, 200, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_mono, -2800, 400, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_input, -5000, 200, 0);

static const struct snd_kcontrol_new snd_ak4531_controls[] = …;

static int snd_ak4531_free(struct snd_ak4531 *ak4531)
{ … }

static int snd_ak4531_dev_free(struct snd_device *device)
{ … }

static const u8 snd_ak4531_initial_map[0x19 + 1] = …;

int snd_ak4531_mixer(struct snd_card *card,
		     struct snd_ak4531 *_ak4531,
		     struct snd_ak4531 **rak4531)
{ … }

/*
 * power management
 */
#ifdef CONFIG_PM
void snd_ak4531_suspend(struct snd_ak4531 *ak4531)
{ … }

void snd_ak4531_resume(struct snd_ak4531 *ak4531)
{ … }
#endif

/*
 * /proc interface
 */

static void snd_ak4531_proc_read(struct snd_info_entry *entry, 
				 struct snd_info_buffer *buffer)
{ … }

static void
snd_ak4531_proc_init(struct snd_card *card, struct snd_ak4531 *ak4531)
{ … }