linux/sound/pci/hda/hda_cs_dsp_ctl.c

// SPDX-License-Identifier: GPL-2.0
//
// HDA DSP ALSA Control Driver
//
// Copyright 2022 Cirrus Logic, Inc.
//
// Author: Stefan Binding <[email protected]>

#include <linux/module.h>
#include <sound/soc.h>
#include <linux/cleanup.h>
#include <linux/firmware/cirrus/cs_dsp.h>
#include <linux/firmware/cirrus/wmfw.h>
#include "hda_cs_dsp_ctl.h"

#define ADSP_MAX_STD_CTRL_SIZE …

struct hda_cs_dsp_coeff_ctl { … };

static const char * const hda_cs_dsp_fw_text[HDA_CS_DSP_NUM_FW] = …;

const char * const hda_cs_dsp_fw_ids[HDA_CS_DSP_NUM_FW] = …;
EXPORT_SYMBOL_NS_GPL(…);

static int hda_cs_dsp_coeff_info(struct snd_kcontrol *kctl, struct snd_ctl_elem_info *uinfo)
{ … }

static int hda_cs_dsp_coeff_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
{ … }

static int hda_cs_dsp_coeff_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *ucontrol)
{ … }

static unsigned int wmfw_convert_flags(unsigned int in)
{ … }

static void hda_cs_dsp_free_kcontrol(struct snd_kcontrol *kctl)
{ … }

static void hda_cs_dsp_add_kcontrol(struct cs_dsp_coeff_ctl *cs_ctl,
				    const struct hda_cs_dsp_ctl_info *info,
				    const char *name)
{ … }

static void hda_cs_dsp_control_add(struct cs_dsp_coeff_ctl *cs_ctl,
				   const struct hda_cs_dsp_ctl_info *info)
{ … }

void hda_cs_dsp_add_controls(struct cs_dsp *dsp, const struct hda_cs_dsp_ctl_info *info)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

void hda_cs_dsp_control_remove(struct cs_dsp_coeff_ctl *cs_ctl)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

int hda_cs_dsp_write_ctl(struct cs_dsp *dsp, const char *name, int type,
			 unsigned int alg, const void *buf, size_t len)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

int hda_cs_dsp_read_ctl(struct cs_dsp *dsp, const char *name, int type,
			unsigned int alg, void *buf, size_t len)
{ … }
EXPORT_SYMBOL_NS_GPL(…);

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