Re: [RFT] Major snd_hda rewrite

On Fri, Apr 06, 2012 at 01:24:08AM +0300, Alexander Motin wrote:
> On 06.04.2012 00:20, Jaroslav Suchanek wrote:
> > On Mon, 2012-01-23 at 22:05 +0400, Yuri Pankov wrote:
> >> On Wed, Jan 18, 2012 at 06:02:13PM +0200, Alexander Motin wrote:
> >>> On 01/12/12 15:04, Yuri Pankov wrote:
> >>>> 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).
> >>>
> >>> I've reproduced it on NVidia GT210. It seems there is some problem with
> >>> MSI generation. Switching to legacy PCI interrupts fixes problem for me.
> >>> Linux HDA driver disables MSI for all NVidia controllers.
> >>>
> >>> Try to add hint.hdac.0.msi=0 into the /boot/loader.conf.
> >>
> >> Sorry for delay. Indeed, setting hint.hdac.0.msi=0 helped.
> >
> > I tried the same trick but without success. I am attaching output of
> > dmesg, sysctl, uname, sndstat and pciconf. I am using FreeBSD
> > 9.0-RELEASE with MAV's recent patches.
> >
> > The chipset is NVidia ION. I am also using NVidia's drivers 295.33. The
> > box is connected to receiver over HDMI. It does not work even with X
> > server running. But the analog output works just fine.
> >
> > Any idea is appreciated.
> 
> dmesg you've provided is not verbose and so quite useless for HDA 
> diagnosing. From what I can see here, it looks more alike to older 
> GeForce 8300 based board (ASUS M4N78 PRO) I have, then to newer cards. 
> Unluckily, I've tried all I could from the HDA side and still unable to 
> make HDMI audio work on that my board. So either it is X11 video driver 
> problem not initializing audio path properly on this chip, or I am 
> missing some chip-specific clues.

	I am sorry, the verbose dmesg is attached if it helps.

	Anyway, thank you for the response.

Regards,
--
Jaroslav Suchanek