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