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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * tegra_pcm.h - Definitions for Tegra PCM driver
- *
- * Author: Stephen Warren <[email protected]>
- * Copyright (C) 2010,2012 - NVIDIA, Inc.
- *
- * Based on code copyright/by:
- *
- * Copyright (c) 2009-2010, NVIDIA Corporation.
- * Scott Peterson <[email protected]>
- *
- * Copyright (C) 2010 Google, Inc.
- * Iliyan Malchev <[email protected]>
- */
- #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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