37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* mtk-afe-platform-driver.h -- Mediatek afe platform driver definition
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*
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* Copyright (c) 2016 MediaTek Inc.
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* Author: Garlic Tseng <garlic.tseng@mediatek.com>
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*/
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#ifndef _MTK_AFE_PLATFORM_DRIVER_H_
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#define _MTK_AFE_PLATFORM_DRIVER_H_
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#define AFE_PCM_NAME "mtk-afe-pcm"
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extern const struct snd_soc_component_driver mtk_afe_pcm_platform;
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struct mtk_base_afe;
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struct snd_pcm;
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struct snd_soc_component;
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struct snd_soc_pcm_runtime;
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int mtk_afe_pcm_open(struct snd_soc_component *component,
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struct snd_pcm_substream *substream);
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snd_pcm_uframes_t mtk_afe_pcm_pointer(struct snd_soc_component *component,
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struct snd_pcm_substream *substream);
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int mtk_afe_pcm_copy_user(struct snd_soc_component *component,
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struct snd_pcm_substream *substream,
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int channel, unsigned long hwoff,
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void __user *buf, unsigned long bytes);
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int mtk_afe_pcm_ack(struct snd_pcm_substream *substream);
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int mtk_afe_pcm_new(struct snd_soc_component *component,
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struct snd_soc_pcm_runtime *rtd);
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void mtk_afe_pcm_free(struct snd_soc_component *component, struct snd_pcm *pcm);
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int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe);
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int mtk_afe_add_sub_dai_control(struct snd_soc_component *component);
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unsigned int word_size_align(unsigned int in_size);
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#endif
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