blob: 84ab4577815a4977f19701da41f24e2dd3566d04 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
/*
* Copyright (c) 2020 BayLibre, SAS.
* Author: Jerome Brunet <jbrunet@baylibre.com>
*/
#ifndef _MESON_AIU_FIFO_H
#define _MESON_AIU_FIFO_H
struct snd_pcm_hardware;
struct snd_soc_component_driver;
struct snd_soc_dai_driver;
struct clk;
struct snd_pcm_ops;
struct snd_pcm_substream;
struct snd_soc_dai;
struct snd_pcm_hw_params;
struct platform_device;
struct aiu_fifo {
const struct snd_pcm_hardware *pcm;
unsigned int mem_offset;
unsigned int fifo_block;
struct clk *pclk;
int irq;
};
int aiu_fifo_dai_probe(struct snd_soc_dai *dai);
int aiu_fifo_dai_remove(struct snd_soc_dai *dai);
snd_pcm_uframes_t aiu_fifo_pointer(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
int aiu_fifo_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai);
int aiu_fifo_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
int aiu_fifo_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai);
int aiu_fifo_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
int aiu_fifo_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
void aiu_fifo_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
int aiu_fifo_pcm_new(struct snd_soc_pcm_runtime *rtd,
struct snd_soc_dai *dai);
#endif /* _MESON_AIU_FIFO_H */
|
