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/* 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);
void tegra_pcm_destruct(struct snd_soc_component *component,
struct snd_pcm *pcm);
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);
int tegra_pcm_hw_free(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
int tegra_pcm_mmap(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct vm_area_struct *vma);
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 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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