Re: white noise when starting alsa

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Marius Schrecker wrote:
> the noise continued until I do a:
>
> ~# aplay -v -D hw:CARD=PRO -f S32_LE -c 2 -d 1 /dev/zero
>
> At which point it stopped.

Apparently, the firmware of this device thinks it should play something,
and errorenously does so even if there is not anything to play.  (It
might be possible that initializing the driver makes the device think
that it is actually being started.)

Try executing "head -c 5000 /dev/zero | aplay -D hw:PRO -f cd -t raw -"
immediately after the driver is loaded.


Regards,
Clemens

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