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1 | #ifndef PXA2XX_LIB_H |
2 | #define PXA2XX_LIB_H |
3 | |
4 | #include <linux/platform_device.h> |
5 | #include <sound/ac97_codec.h> |
6 | |
7 | /* PCM */ |
8 | |
9 | extern int __pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream, |
10 | struct snd_pcm_hw_params *params); |
11 | extern int __pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream); |
12 | extern int pxa2xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd); |
13 | extern snd_pcm_uframes_t pxa2xx_pcm_pointer(struct snd_pcm_substream *substream); |
14 | extern int __pxa2xx_pcm_prepare(struct snd_pcm_substream *substream); |
15 | extern void pxa2xx_pcm_dma_irq(int dma_ch, void *dev_id); |
16 | extern int __pxa2xx_pcm_open(struct snd_pcm_substream *substream); |
17 | extern int __pxa2xx_pcm_close(struct snd_pcm_substream *substream); |
18 | extern int pxa2xx_pcm_mmap(struct snd_pcm_substream *substream, |
19 | struct vm_area_struct *vma); |
20 | extern int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream); |
21 | extern void pxa2xx_pcm_free_dma_buffers(struct snd_pcm *pcm); |
22 | |
23 | /* AC97 */ |
24 | |
25 | extern unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg); |
26 | extern void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val); |
27 | |
28 | extern bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97); |
29 | extern bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97); |
30 | extern void pxa2xx_ac97_finish_reset(struct snd_ac97 *ac97); |
31 | |
32 | extern int pxa2xx_ac97_hw_suspend(void); |
33 | extern int pxa2xx_ac97_hw_resume(void); |
34 | |
35 | extern int pxa2xx_ac97_hw_probe(struct platform_device *dev); |
36 | extern void pxa2xx_ac97_hw_remove(struct platform_device *dev); |
37 | |
38 | #endif |
39 |
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