[alsa-devel] Conexant CX20585 recording does not work

[Takashi Iwai]

At Thu, 07 Apr 2011 16:31:34 +0200,
David Henningsson wrote:
> 
> On 2011-04-07 15:21, Gabriel Schulhof wrote:
> > Hi!
> >
> > On Thu, April 7, 2011 15:42, David Henningsson wrote:
> >> Please try the model quirk "hp-laptop". In Ubuntu that would be adding
> >> the line:
> >>
> >> options snd-hda-intel model=hp-laptop
> >>
> >> to the file /etc/modprobe.d/alsa-base.conf
> >
> > Tried it. It did streamline the options available in alsamixer, but it
> > didn't make recording work.
> >
> > I tried the skype test call, as well as arecord, and both did not only not
> > record anything, but they didn't even record static. That is, the
> > recording device seems to block! For example, the skype test call beeps
> > before it plays back my recorded voice, and afterwards. Well, the two
> > beeps were consecutive for me :(
> >
> > Also, arecord with no options outputs to the terminal. It output the
> > header for the sound file, but the cursor did not start to fly across the
> > terminal drawing all kinds of junk.
> >
> > Thanks a lot for your help,
> 
> I saw you had an AMD/ATI controller of the type we're discussing in 
> parallel in the thread about "HDA record fails with FIFO error", it 
> might be that you're bitten by that bug as well...

I guess this is a different issue.  You'll notice more worse things
when FIFO-error irq fires up.


Takashi