Re: [RFT] Major snd_hda rewrite

On Thu, Jan 12, 2012 at 02:57:52PM +0200, Alexander Motin wrote:
> On 01/12/12 14:18, Yuri Pankov wrote:
> > On Wed, Jan 11, 2012 at 09:33:17PM +0200, Alexander Motin wrote:
> >> I would like request for testing of my work on further HDA sound driver
> >> improvement.
> > [...]
> >> Patch can be found here:
> >> http://people.freebsd.org/~mav/hda.rewrite.patch
> >>
> >> Patch was generated for 10-CURRENT, but should apply to fresh 9-STABLE
> >> and 8-STABLE branches also.
> >
> > Patch applied cleanly to r230008 using `svn patch`.
> >
> > hdacc0:<NVidia GT220 HDA CODEC>  at cad 0 on hdac0
> > hdaa0:<NVidia GT220 HDA CODEC Audio Function Group>  at nid 1 on hdacc0
> > pcm0:<NVidia GT220 HDA CODEC PCM (DisplayPort 8ch)>  at nid 5 on hdaa0
> > hdacc1:<NVidia GT220 HDA CODEC>  at cad 1 on hdac0
> > hdaa1:<NVidia GT220 HDA CODEC Audio Function Group>  at nid 1 on hdacc1
> > pcm1:<NVidia GT220 HDA CODEC PCM (DisplayPort 8ch)>  at nid 5 on hdaa1
> > hdacc2:<NVidia GT220 HDA CODEC>  at cad 2 on hdac0
> > hdaa2:<NVidia GT220 HDA CODEC Audio Function Group>  at nid 1 on hdacc2
> > pcm2:<NVidia GT220 HDA CODEC PCM (DisplayPort 8ch)>  at nid 5 on hdaa2
> > hdacc3:<NVidia GT220 HDA CODEC>  at cad 3 on hdac0
> > hdaa3:<NVidia GT220 HDA CODEC Audio Function Group>  at nid 1 on hdacc3
> > pcm3:<NVidia GT220 HDA CODEC PCM (DisplayPort 8ch)>  at nid 5 on hdaa3
> > hdacc4:<IDT 92HD75BX HDA CODEC>  at cad 0 on hdac1
> > hdaa4:<IDT 92HD75BX HDA CODEC Audio Function Group>  at nid 1 on hdacc4
> > pcm4:<IDT 92HD75BX HDA CODEC PCM (Analog)>  at nid 13 and 11 on hdaa4
> > pcm5:<IDT 92HD75BX HDA CODEC PCM (Analog)>  at nid 15 and 24 on hdaa4
> > pcm6:<IDT 92HD75BX HDA CODEC PCM (Front Digital)>  at nid 30 on hdaa4
> >
> > pcm4 (builtin speakers) and pcm5 (headphones) seem to work fine, however
> 
> Thank you.
> 
> > I'm not getting anything out of pcm0-pcm3 (connected to a TV via HDMI),
> > mplayer just pauses at the beggining, trying to cat anything to
> > /dev/dsp{0-3}.0 gives:
> >
> > pcm0: chn_write(): pcm0:virtual:dsp0.vp0: play interrupt timeout, channel dead
> >
> > It was the same with the old driver and I'm not sure if it's (most
> > likely) my misconfiguration or a driver problem.
> 
> It sounds more like a driver problem. HDMI audio is still not very well 
> discovered area, and, according to ALSA reading, NVidia HDMI is also not 
> very standard. Probably I'll finally have to buy something to 
> experiment. What card do you have?

It's a laptop with "nVidia Corporation GT216 [GeForce GT 230M]" (as
identified by x11/nvidia-driver).

The verbose dmesg is at:

https://www.xvoid.org/stuff/spica.dmesg


Yuri