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// SPDX-License-Identifier: GPL-2.0-only
// This file incorporates work covered by the following copyright notice:
// Copyright (c) 2024 Intel Corporation
// Copyright (c) 2024 Advanced Micro Devices, Inc.
/*
* soc_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 <sound/soc_sdw_utils.h>
int asoc_sdw_rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
{
struct snd_soc_card *card = rtd->card;
struct snd_soc_component *component;
char *mic_name;
component = 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;
}
EXPORT_SYMBOL_NS(asoc_sdw_rt_dmic_rtd_init, SND_SOC_SDW_UTILS);
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