On Sun, 14 Dec 2003, Manuel Jander wrote:
> I looked into "alsa-kernel/core/control.c" and after finding out that
> every control interaction does a control lookup (iterated through all
> controls), i don't feel very confortable about using kcontrols to update
> hardware parameters in at tens of milisecond intervals.
Use it. We can improve the lookup algorithm (use hashes etc.).
> Then i discovered the ALSA /proc interface, but the docs read "use for
> debugging". They have a lot less overhead. Would it be OK to use them
> for hardware parameter update ? And if so, why don't you use this
> interface for queries ? They seem to give much more freedom about
> locking and other issues.
No, the proc interface is not definitely for these things.
Jaroslav
-----
Jaroslav Kysela <[EMAIL PROTECTED]>
Linux Kernel Sound Maintainer
ALSA Project, SuSE Labs
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