Re: [alsa-devel] Metallic recording in cs46xx on Thinkpad T22

["Gadi Oron" <gadior@xxxxxxxxx>]

Hopefully it is full now.

http://pastebin.ca/940929

On Thu, Mar 13, 2008 at 12:48 PM, Takashi Iwai <tiwai@xxxxxxx> wrote:

At Wed, 12 Mar 2008 18:17:43 +0100,

Rene Herman wrote:
>
> On 12-03-08 17:59, Takashi Iwai wrote:
>
> > At Wed, 12 Mar 2008 17:39:48 +0100,
> > Rene Herman wrote:
> >> On 12-03-08 15:43, Takashi Iwai wrote:
> >>
> >>> At Tue, 11 Mar 2008 23:01:39 +0100,
> >>> Rene Herman wrote:
> >>>> On 11-03-08 08:24, Gadi Oron wrote:
> >>>>
> >>>>> I am trying to record sound on an old Thinkpad T22 that uses the cs46xx
> >>>>> sound driver.
> >>>>>
> >>>>> Each time you start to record you have a 10% chance of having the
> >>>>> recording completely distorted and having a metallic sound. When you
> >>>>> look at the waveform it looks as though there are small segments with
> >>>>> sharp transitions between them, a little like if these segments were
> >>>>> moved a little from their correct place.
> >>>> No insights, but I confirm the bug with a TerraTec DMX XFire 1024 (CS4624).
> >>> Hm, cs46xx driver hasn't been much changes since long time ago (around
> >>> year 2005).  The only big change was about some PM fixes, and I don't
> >>> think it's relevant...  Could you run als-info.sh to get the status?
> >> At:
> >>
> >> http://pastebin.ca/939784
> >
> > The output seems truncated.  Could you give the generated file via
> > "alsactl -f somefile store", just to be sure ?
>
> Hmm, alsa-info.sh freshly downloaded from current hg.

Is the original data also truncated at the middle or is it a paste.bin
problem?

>       control.26 {
>               comment.access 'read write'
>               comment.type INTEGER
>               comment.count 2
>               comment.range '0 - 32767'
>               iface MIXER
>               name 'ADC Volume'
>               value.0 29492
>               value.1 29492
>       }

Try to put this to full once.


Takashi

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