| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * tegra_pcm.h - Definitions for Tegra PCM driver |
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| 4 | * |
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| 5 | * Author: Stephen Warren <swarren@nvidia.com> |
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| 6 | * Copyright (C) 2010,2012 - NVIDIA, Inc. |
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| 7 | * |
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| 8 | * Based on code copyright/by: |
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| 9 | * |
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| 10 | * Copyright (c) 2009-2010, NVIDIA Corporation. |
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| 11 | * Scott Peterson <speterson@nvidia.com> |
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| 12 | * |
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| 13 | * Copyright (C) 2010 Google, Inc. |
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| 14 | * Iliyan Malchev <malchev@google.com> |
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| 15 | */ |
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| 16 | |
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| 17 | #ifndef __TEGRA_PCM_H__ |
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| 18 | #define __TEGRA_PCM_H__ |
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| 19 | |
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| 20 | #include <sound/dmaengine_pcm.h> |
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| 21 | #include <sound/asound.h> |
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| 22 | |
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| 23 | int tegra_pcm_construct(struct snd_soc_component *component, |
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| 24 | struct snd_soc_pcm_runtime *rtd); |
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| 25 | int tegra_pcm_open(struct snd_soc_component *component, |
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| 26 | struct snd_pcm_substream *substream); |
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| 27 | int tegra_pcm_close(struct snd_soc_component *component, |
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| 28 | struct snd_pcm_substream *substream); |
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| 29 | int tegra_pcm_hw_params(struct snd_soc_component *component, |
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| 30 | struct snd_pcm_substream *substream, |
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| 31 | struct snd_pcm_hw_params *params); |
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| 32 | snd_pcm_uframes_t tegra_pcm_pointer(struct snd_soc_component *component, |
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| 33 | struct snd_pcm_substream *substream); |
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| 34 | int tegra_pcm_platform_register(struct device *dev); |
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| 35 | int devm_tegra_pcm_platform_register(struct device *dev); |
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| 36 | int tegra_pcm_platform_register_with_chan_names(struct device *dev, |
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| 37 | struct snd_dmaengine_pcm_config *config, |
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| 38 | char *txdmachan, char *rxdmachan); |
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| 39 | void tegra_pcm_platform_unregister(struct device *dev); |
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| 40 | |
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| 41 | #endif |
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| 42 | |
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