57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* mtk-soundcard-driver.h -- MediaTek soundcard driver common definition
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*
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* Copyright (c) 2022 MediaTek Inc.
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* Author: Trevor Wu <trevor.wu@mediatek.com>
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*/
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#ifndef _MTK_SOUNDCARD_DRIVER_H_
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#define _MTK_SOUNDCARD_DRIVER_H_
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struct mtk_sof_priv;
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struct mtk_soc_card_data;
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struct snd_pcm_hw_constraint_list;
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enum mtk_pcm_constraint_type {
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MTK_CONSTRAINT_PLAYBACK,
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MTK_CONSTRAINT_CAPTURE,
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MTK_CONSTRAINT_HDMIDP,
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MTK_CONSTRAINT_MAX
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};
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struct mtk_pcm_constraints_data {
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const struct snd_pcm_hw_constraint_list *channels;
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const struct snd_pcm_hw_constraint_list *rates;
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};
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struct mtk_platform_card_data {
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struct snd_soc_card *card;
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struct snd_soc_jack *jacks;
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const struct mtk_pcm_constraints_data *pcm_constraints;
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u8 num_jacks;
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u8 num_pcm_constraints;
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u8 flags;
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};
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struct mtk_soundcard_pdata {
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const char *card_name;
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struct mtk_platform_card_data *card_data;
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const struct mtk_sof_priv *sof_priv;
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int (*soc_probe)(struct mtk_soc_card_data *card_data, bool legacy);
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};
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/* Common playback/capture card startup ops */
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extern const struct snd_soc_ops mtk_soundcard_common_playback_ops;
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extern const struct snd_soc_ops mtk_soundcard_common_capture_ops;
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/* Exported for custom/extended soundcard startup ops */
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int mtk_soundcard_startup(struct snd_pcm_substream *substream,
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enum mtk_pcm_constraint_type ctype);
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int parse_dai_link_info(struct snd_soc_card *card);
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void clean_card_reference(struct snd_soc_card *card);
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int mtk_soundcard_common_probe(struct platform_device *pdev);
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#endif
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