84e0a19adb
A generic .rtd_init() callback could be used by different dais. It is useful to pass dai parameter to the callback. The dai parameter will be used in the follow up commit. No functional change here. Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20240509163418.67746-18-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Copyright (c) 2024 Intel Corporation
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/*
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* sof_sdw_rt_dmic - Helpers to handle Realtek SDW DMIC from generic machine driver
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*/
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#include <linux/device.h>
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#include <linux/errno.h>
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#include <sound/soc.h>
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#include <sound/soc-acpi.h>
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#include "sof_board_helpers.h"
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#include "sof_sdw_common.h"
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static const char * const dmics[] = {
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"rt715",
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"rt715-sdca",
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"rt712-sdca-dmic",
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"rt722-sdca",
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};
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int rt_dmic_rtd_init(struct snd_soc_pcm_runtime *rtd, struct snd_soc_dai *dai)
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{
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_component *component;
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struct snd_soc_dai *codec_dai;
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char *mic_name;
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codec_dai = get_codec_dai_by_name(rtd, dmics, ARRAY_SIZE(dmics));
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if (!codec_dai)
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return -EINVAL;
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component = codec_dai->component;
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/*
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* rt715-sdca (aka rt714) is a special case that uses different name in card->components
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* and component->name_prefix.
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*/
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if (!strcmp(component->name_prefix, "rt714"))
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mic_name = devm_kasprintf(card->dev, GFP_KERNEL, "rt715-sdca");
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else
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mic_name = devm_kasprintf(card->dev, GFP_KERNEL, "%s", component->name_prefix);
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card->components = devm_kasprintf(card->dev, GFP_KERNEL,
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"%s mic:%s", card->components,
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mic_name);
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if (!card->components)
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return -ENOMEM;
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dev_dbg(card->dev, "card->components: %s\n", card->components);
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return 0;
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}
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MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);
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