/* SPDX-License-Identifier: GPL-2.0-only */
/*
* tegra_pcm . h - Definitions for Tegra PCM driver
*
* Author : Stephen Warren < swarren @ nvidia . com >
* Copyright ( C ) 2010 , 2012 - NVIDIA , Inc .
*
* Based on code copyright / by :
*
* Copyright ( c ) 2009 - 2010 , NVIDIA Corporation .
* Scott Peterson < speterson @ nvidia . com >
*
* Copyright ( C ) 2010 Google , Inc .
* Iliyan Malchev < malchev @ google . com >
*/
#ifndef __TEGRA_PCM_H__
#define __TEGRA_PCM_H__
#include <sound/dmaengine_pcm.h>
#include <sound/asound.h>
int tegra_pcm_construct(struct snd_soc_component *component,
struct snd_soc_pcm_runtime *rtd);
int tegra_pcm_open(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
int tegra_pcm_close(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
int tegra_pcm_hw_params(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params);
snd_pcm_uframes_t tegra_pcm_pointer(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
int tegra_pcm_platform_register(struct device *dev);
int devm_tegra_pcm_platform_register(struct device *dev);
int tegra_pcm_platform_register_with_chan_names(struct device *dev,
struct snd_dmaengine_pcm_config *config,
char *txdmachan, char *rxdmachan);
void tegra_pcm_platform_unregister(struct device *dev);
#endif
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¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-09-28)
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