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
51
52
53
54
55
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef PXA2XX_LIB_H
#define PXA2XX_LIB_H
#include <uapi/sound/asound.h>
#include <linux/platform_device.h>
/* PCM */
struct snd_pcm_substream;
struct snd_pcm_hw_params;
struct snd_soc_pcm_runtime;
struct snd_pcm;
struct snd_soc_component;
extern int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params);
extern int pxa2xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
extern snd_pcm_uframes_t pxa2xx_pcm_pointer(struct snd_pcm_substream *substream);
extern int pxa2xx_pcm_prepare(struct snd_pcm_substream *substream);
extern int pxa2xx_pcm_open(struct snd_pcm_substream *substream);
extern int pxa2xx_pcm_close(struct snd_pcm_substream *substream);
extern int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm);
extern int pxa2xx_soc_pcm_new(struct snd_soc_component *component,
struct snd_soc_pcm_runtime *rtd);
extern int pxa2xx_soc_pcm_open(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
extern int pxa2xx_soc_pcm_close(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
extern int pxa2xx_soc_pcm_hw_params(struct snd_soc_component *component,
struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params);
extern int pxa2xx_soc_pcm_prepare(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
extern int pxa2xx_soc_pcm_trigger(struct snd_soc_component *component,
struct snd_pcm_substream *substream, int cmd);
extern snd_pcm_uframes_t
pxa2xx_soc_pcm_pointer(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
/* AC97 */
extern int pxa2xx_ac97_read(int slot, unsigned short reg);
extern int pxa2xx_ac97_write(int slot, unsigned short reg, unsigned short val);
extern bool pxa2xx_ac97_try_warm_reset(void);
extern bool pxa2xx_ac97_try_cold_reset(void);
extern void pxa2xx_ac97_finish_reset(void);
extern int pxa2xx_ac97_hw_suspend(void);
extern int pxa2xx_ac97_hw_resume(void);
extern int pxa2xx_ac97_hw_probe(struct platform_device *dev);
extern void pxa2xx_ac97_hw_remove(struct platform_device *dev);
#endif
|
