Re: [RFT] Major snd_hda rewrite

On Mon, Jan 16, 2012 at 02:08:47AM +0200, Alexander Motin wrote:
> On 01/15/12 22:50, Yuri Pankov wrote:
> > On Thu, Jan 12, 2012 at 05:04:04PM +0400, 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).
> >>
> >> The verbose dmesg is at:
> >>
> >> https://www.xvoid.org/stuff/spica.dmesg
> >
> > I'm getting the following panic as soon as I log into GNOME (wasn't
> > running it before, so I'm not sure if it's a problem with new driver
> > version or not, will test if needed):
> >
> > panic: Stop for not allocated stream (1/0)
> >
> > The full core.txt is at:
> >
> > https://www.xvoid.org/stuff/core.txt.0
> 
> Hmm. May be it is result of double stop. Please try this patch:
> 
> --- hdaa.c      (revision 230179)
> +++ hdaa.c      (working copy)
> _at__at_ -1351,6 +1351,8 _at__at_
>          struct hdaa_widget *w;
>          int i;
> 
> +       if ((ch->flags & HDAA_CHN_RUNNING) == 0)
> +               return;
>          ch->flags &= ~HDAA_CHN_RUNNING;
>          HDAC_STREAM_STOP(device_get_parent(devinfo->dev), devinfo->dev,
>              ch->dir == PCMDIR_PLAY ? 1 : 0, ch->sid);

Thanks, that did the trick.


Yuri