[alsa-devel] pci/hda/patch_via.c - broken between 2.6.36 and 2.6.37 (bisected)

[Raymond Yau]

2011/2/20 Wolfgang Scheicher <wolfgang.scheicher at gmail.com>

> On Sunday 20 February 2011 14:27:52 you wrote:
> > 2011/2/20 Wolfgang Scheicher <wolfgang.scheicher at gmail.com>
> >
> >> After the mentioned Kernel upgrade quite a view things went wrong on my
> >> hardware ( http://www.asrock.com/mb/overview.asp?Model=890GM%20Pro3 ):
> >>
> >> * Microphone doesn't work anymore. neither the front mic nor the rear
> >> one. Tried all thinkable settings.
> >>
> >> * Increasing Microphone levels leads to some strange internal feedback.
> >> That
> >> means, at some point when the feedback starts, it just starts, but i
> have
> >> no
> >> clue what audio source did actually trigger it.
> >>
> >> * Touching the mixer channel "Smart 5.1" in alsamixer makes alsamicer
> >> crash.
> >
> > Refer to the user manual , the motherboard has 5 audio jacks in rear
> panel,
> >
> > 7.1 need retasking of Line in (blue jacks) as side
> >
> > Audio Output Channels Front Speaker Rear Speaker Central / Bass Line In
> >                         (No. 9)       (No. 6)      (No. 5)     (No. 8)
> >         2                  V             --           --          --
> >         4                  V             V            --          --
> >         6                  V             V            V           --
> >         8                  V             V            V           V
>
> Forgive me, but i don't understand.
> I hope this doesn't mean i have to solder on my Mainboard if i intend to
> use a
> newer kernel.
>
> If there is something i can do, please explain in more detail.
>
> --
> Worf
>

A better way is to disable the creation of smart5.1 switch when
(cfg->line-outs != 1 ) and use "surround71 switch" to retask "line in" to
side