[alsa-devel] snd_hda_intel: Conexant CX20551 (Waikiki)

Tobin Davis tdavis at dsl-only.net
Sun Jun 3 17:33:22 CEST 2007

This is a known acpi issue with Toshiba (I can tell by the subsystem id:
1179:ff31 for device 0:1b.0).   Here are a few links to help fix the



On Sun, 2007-06-03 at 17:12 +0200, Edwin Smulders wrote:

> Hi,
> I believe there's still a problem with the HDA Intel chip Conexant
> CX20551 (Waikiki) not working.
> However, im not entirely sure the problem the problem is with alsa,
> because it starts working when i boot with acpi=off (a fix suggested
> on the ubuntu forums, but not quite useful on a laptop [plus, it
> breaks my ethernet])
> The reason I'm mailing is, can you confirm this is something alsa
> can/should/will fix or are we all looking in the wrong direction and
> this is really an acpi problem?
> If you can fix this or know of something that might work, I would be
> happy to hear it.
> I've attached my lspci -nv and cat /proc/asound/card0/codec\#* just in
> case. I would be happy to give you any more info you might need.
> ~~ Edwin
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Tobin Davis <tdavis at dsl-only.net>

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