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// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2024 Intel Corporation
/*
* sof_sdw_rt_dmic - Helpers to handle Realtek SDW DMIC from generic machine driver
*/
#include <linux/device.h>
#include <linux/errno.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "sof_board_helpers.h"
#include "sof_sdw_common.h"
static const char * const dmics[] = {
"rt715",
"rt712-sdca-dmic",
};
int rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_card *card = rtd->card;
struct snd_soc_component *component;
struct snd_soc_dai *codec_dai;
char *mic_name;
codec_dai = get_codec_dai_by_name(rtd, dmics, ARRAY_SIZE(dmics));
if (!codec_dai)
return -EINVAL;
component = codec_dai->component;
/*
* rt715-sdca (aka rt714) is a special case that uses different name in card->components
* and component->name_prefix.
*/
if (!strcmp(component->name_prefix, "rt714"))
mic_name = devm_kasprintf(card->dev, GFP_KERNEL, "rt715-sdca");
else
mic_name = devm_kasprintf(card->dev, GFP_KERNEL, "%s", component->name_prefix);
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s mic:%s", card->components,
mic_name);
if (!card->components)
return -ENOMEM;
dev_dbg(card->dev, "card->components: %s\n", card->components);
return 0;
}
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);
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