Re: [2.6 patch] schedule obsolete OSS drivers for removal

[Lee Revell]

On Thu, 2006-01-05 at 21:24 +0100, Edgar Toernig wrote:
> Lee Revell wrote:
> >
> > Edgar Toernig wrote:
> > > Lee Revell wrote:
> > > >
> > > >  If it does not Just Work it's a bug and we need to hear about it.
> > > 
> > > So then:  xawtv4 (dvb-app) works with hw:0 but not with 1.0.9's dmix default.
> > > It works with /dev/dsp1 (usb-speakers) but not with /dev/dsp0 (atiixp ac'97).
> > > vdr's softdevice (another dvb-app) works with dmix-default but not with hw:0.
> > 
> > Come on, this is LKML, you should know that "it doesn't work" is not a
> > useful bug report.
> 
> xawtv4 with dmix is just silent and aborts when its queue of outstanding pcm
> data is filled up.
> 
> Trying to use /dev/dsp0 starts fine for a fraction of a second but then
> either stays silent or stutters until its audio-queue overflows again.
> 
> With vdr its similar: when using hw:0 it only stutters (and fills the log
> with xrun errors).  I had a short look once - it uses a very small buffer
> (iirc about 4kb) and gets constant underruns which it tries to handle
> via prepare-something but it's unable to recover.  With dmix it works fine,
> probably because of the bigger mixing buffer.

Broken app.  It needs to set a sane buffer size and not rely on the
driver default.

Lee

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