[pulseaudio-discuss] pulseaudio and alsa snd-hda-intel driver

Lennart Poettering lennart at poettering.net
Tue Jul 22 05:02:46 PDT 2008

On Tue, 22.07.08 13:59, Michal Sawicz (michal at sawicz.net) wrote:

> On wto, 2008-07-22 at 12:48 +0200, Lennart Poettering wrote:
> > If it really did then you found a bug in the intel driver.
> Yep, the problem is that when PA creates a sink for device hw0,0 the
> driver doesn't force 48kHz sampling. When it creates a sink for device
> default it does, PA complains about not being able to set 44.1kHz and
> switches to 48kHz.
> Setting the default sampling to 48kHz makes PA create the sinks with
> 48kHz and all's fine.
> From all that I can only suppose that the intel driver either doesn't
> say at all, what sampling the card requires or does say it's compatible
> with 44.1kHz while it isn't.
> I've got two Dell laptops that behave exactly the same way.

Can you reproduce this with "aplay -v -D hw:0 -f S16_LE -c 2 -r 44100
< /dev/zero" and similar calls?

Please make sure to report that to alsa-devel. If you don't report
this to the appropriate people upstream this is never going to get fixed!


Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net         ICQ# 11060553
http://0pointer.net/lennart/           GnuPG 0x1A015CC4

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