Mathieu Rondonneau wrote:
> I'm writting an audio driver and i have some trouble.
>
> when i use:
>  dd if=file.wav of=/dev/audio0
> the oss part of the ALSA driver seams to be used and some sound (not good
> sound but noise) are coming out. (the playback_pointer operator is called)
>
> but when i use aplay:
>  aplay file.wav
> nothing coming out, and the playback_pointer operator is not called.
> nothing is called between the start and the stop trigger.

Do you call snd_pcm_period_elapes() in your interrupt routine?


Regards,
Clemens




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