4 #include <uapi/sound/asound.h>
5 #include <linux/platform_device.h>
8 struct snd_pcm_substream;
9 struct snd_pcm_hw_params;
12 extern int __pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
13 struct snd_pcm_hw_params *params);
14 extern int __pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream);
15 extern int pxa2xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
16 extern snd_pcm_uframes_t pxa2xx_pcm_pointer(struct snd_pcm_substream *substream);
17 extern int __pxa2xx_pcm_prepare(struct snd_pcm_substream *substream);
18 extern int __pxa2xx_pcm_open(struct snd_pcm_substream *substream);
19 extern int __pxa2xx_pcm_close(struct snd_pcm_substream *substream);
20 extern int pxa2xx_pcm_mmap(struct snd_pcm_substream *substream,
21 struct vm_area_struct *vma);
22 extern int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream);
23 extern void pxa2xx_pcm_free_dma_buffers(struct snd_pcm *pcm);
27 extern int pxa2xx_ac97_read(int slot, unsigned short reg);
28 extern int pxa2xx_ac97_write(int slot, unsigned short reg, unsigned short val);
30 extern bool pxa2xx_ac97_try_warm_reset(void);
31 extern bool pxa2xx_ac97_try_cold_reset(void);
32 extern void pxa2xx_ac97_finish_reset(void);
34 extern int pxa2xx_ac97_hw_suspend(void);
35 extern int pxa2xx_ac97_hw_resume(void);
37 extern int pxa2xx_ac97_hw_probe(struct platform_device *dev);
38 extern void pxa2xx_ac97_hw_remove(struct platform_device *dev);