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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/sound/soc/mediatek/mt8186/mt8186-mt6366-common.c
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// SPDX-License-Identifier: GPL-2.0

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//

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// mt8186-mt6366-common.c

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//	--  MT8186 MT6366 ALSA common driver

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//

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// Copyright (c) 2022 MediaTek Inc.

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// Author: Jiaxin Yu <[email protected]>

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//

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#include <sound/soc.h>

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#include "../../codecs/mt6358.h"

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#include "../common/mtk-afe-platform-driver.h"

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#include "mt8186-afe-common.h"

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#include "mt8186-mt6366-common.h"

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int mt8186_mt6366_init(struct snd_soc_pcm_runtime *rtd)

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{

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	struct snd_soc_component *cmpnt_afe =

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		snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);

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	struct snd_soc_component *cmpnt_codec =

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		snd_soc_rtd_to_codec(rtd, 0)->component;

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	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt_afe);

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	struct mt8186_afe_private *afe_priv = afe->platform_priv;

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	struct snd_soc_dapm_context *dapm = &rtd->card->dapm;

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	int ret;

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	/* set mtkaif protocol */

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	mt6358_set_mtkaif_protocol(cmpnt_codec,

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				   MT6358_MTKAIF_PROTOCOL_1);

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	afe_priv->mtkaif_protocol = MT6358_MTKAIF_PROTOCOL_1;

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	ret = snd_soc_dapm_sync(dapm);

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	if (ret) {

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		dev_err(rtd->dev, "failed to snd_soc_dapm_sync\n");

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		return ret;

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	}

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	return 0;

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}

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EXPORT_SYMBOL_GPL(mt8186_mt6366_init);

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int mt8186_mt6366_card_set_be_link(struct snd_soc_card *card,

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				   struct snd_soc_dai_link *link,

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				   struct device_node *node,

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				   char *link_name)

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{

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	int ret;

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	if (node && strcmp(link->name, link_name) == 0) {

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		ret = snd_soc_of_get_dai_link_codecs(card->dev, node, link);

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		if (ret < 0)

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			return dev_err_probe(card->dev, ret, "get dai link codecs fail\n");

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	}

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	return 0;

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}

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EXPORT_SYMBOL_GPL(mt8186_mt6366_card_set_be_link);

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