linux-zen-desktop/sound/soc/intel/boards/sof_sdw_rt712_sdca.c

103 lines
2.6 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2023 Intel Corporation
/*
* sof_sdw_rt712_sdca - Helpers to handle RT712-SDCA from generic machine driver
*/
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/control.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include <sound/soc-dapm.h>
#include "sof_sdw_common.h"
static const struct snd_soc_dapm_widget rt712_spk_widgets[] = {
SND_SOC_DAPM_SPK("Speaker", NULL),
};
/*
* dapm routes for rt712 spk will be registered dynamically according
* to the number of rt712 spk used. The first two entries will be registered
* for one codec case, and the last two entries are also registered
* if two rt712s are used.
*/
static const struct snd_soc_dapm_route rt712_spk_map[] = {
{ "Speaker", NULL, "rt712 SPOL" },
{ "Speaker", NULL, "rt712 SPOR" },
};
static const struct snd_kcontrol_new rt712_spk_controls[] = {
SOC_DAPM_PIN_SWITCH("Speaker"),
};
static int rt712_spk_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
int ret;
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s spk:rt712",
card->components);
if (!card->components)
return -ENOMEM;
ret = snd_soc_add_card_controls(card, rt712_spk_controls,
ARRAY_SIZE(rt712_spk_controls));
if (ret) {
dev_err(card->dev, "rt712 spk controls addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_dapm_new_controls(&card->dapm, rt712_spk_widgets,
ARRAY_SIZE(rt712_spk_widgets));
if (ret) {
dev_err(card->dev, "rt712 spk widgets addition failed: %d\n", ret);
return ret;
}
ret = snd_soc_dapm_add_routes(&card->dapm, rt712_spk_map, ARRAY_SIZE(rt712_spk_map));
if (ret)
dev_err(rtd->dev, "failed to add SPK map: %d\n", ret);
return ret;
}
int sof_sdw_rt712_spk_init(struct snd_soc_card *card,
const struct snd_soc_acpi_link_adr *link,
struct snd_soc_dai_link *dai_links,
struct sof_sdw_codec_info *info,
bool playback)
{
dai_links->init = rt712_spk_init;
return 0;
}
static int rt712_sdca_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s mic:rt712-sdca-dmic",
card->components);
if (!card->components)
return -ENOMEM;
return 0;
}
int sof_sdw_rt712_sdca_dmic_init(struct snd_soc_card *card,
const struct snd_soc_acpi_link_adr *link,
struct snd_soc_dai_link *dai_links,
struct sof_sdw_codec_info *info,
bool playback)
{
dai_links->init = rt712_sdca_dmic_rtd_init;
return 0;
}