4 #include <linux/platform_device.h>
5 #include <sound/ac97_codec.h>
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 int __pxa2xx_pcm_open(struct snd_pcm_substream *substream);
16 extern int __pxa2xx_pcm_close(struct snd_pcm_substream *substream);
17 extern int pxa2xx_pcm_mmap(struct snd_pcm_substream *substream,
18 struct vm_area_struct *vma);
19 extern int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream);
20 extern void pxa2xx_pcm_free_dma_buffers(struct snd_pcm *pcm);
24 extern unsigned short pxa2xx_ac97_read(struct snd_ac97 *ac97, unsigned short reg);
25 extern void pxa2xx_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val);
27 extern bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97);
28 extern bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97);
29 extern void pxa2xx_ac97_finish_reset(struct snd_ac97 *ac97);
31 extern int pxa2xx_ac97_hw_suspend(void);
32 extern int pxa2xx_ac97_hw_resume(void);
34 extern int pxa2xx_ac97_hw_probe(struct platform_device *dev);
35 extern void pxa2xx_ac97_hw_remove(struct platform_device *dev);