[alsa-devel] Microphone detected, but no output for all ASUS G751xx with ALC668 chipset

Wed Sep 12 22:14:18 CEST 2018

Can confirm that running:
hda-verb /dev/snd/hwC0D0 0x20 0x500 0xc3 and
hda-verb /dev/snd/hwC0D0 0x20 0x440 0x00
Fixes the issue completely.

Thanks to everyone who helped!

-Håvard

Den ons. 12. sep. 2018 kl. 22:01 skrev Connor McAdams <conmanx360 at gmail.com
>:

> I might not get around to writing the fix myself, but, here's the
> COEF's from within Windows. I've marked the ones missing inside the
> main init function. So, if anyone else wants to add these in, feel
> free.
>
>
>
> On Wed, Sep 12, 2018 at 1:16 PM, Håvard <hovardslill at gmail.com> wrote:
> > That was without running the program (sorry)
> >
> > This is output when running program:
> >
> > Before there was no "Current verb...."
> > They came when I opened up windows microphone settings. (something I
> didn't
> > do before)
> >
> > -Håvard
> >
> > Den ons. 12. sep. 2018 kl. 19:11 skrev Håvard <hovardslill at gmail.com>:
> >>
> >> I think this is right!
> >>
> >> I first booted up, then tested speakers (That I could not hear) and then
> >> tested microphone (Which worked perfectly) in windows settings.
> >>
> >> (My first email was dissaproved as it was too large)
> >>
> >> Den ons. 12. sep. 2018 kl. 19:05 skrev Håvard <hovardslill at gmail.com>:
> >>>
> >>> I think this is right!
> >>>
> >>> I first booted up, then tested speakers (That I could not hear) and
> then
> >>> tested microphone (Which worked perfectly) in windows settings.
> >>>
> >>> -Håvard
> >>>
> >>> Den ons. 12. sep. 2018 kl. 18:49 skrev Connor McAdams
> >>> <conmanx360 at gmail.com>:
> >>>>
> >>>> Also, sorry to keep sending more replies, make sure the only trace you
> >>>> have on is vfio_region_write, and not the read one. The read spams up
> >>>> the console.
> >>>>
> >>>> On Wed, Sep 12, 2018 at 12:43 PM, Connor McAdams <
> conmanx360 at gmail.com>
> >>>> wrote:
> >>>> > Reason being, it may not have identified the CORB buffer properly or
> >>>> > something. That's very odd to have no data. Never seen that before.
> >>>> >
> >>>> > On Wed, Sep 12, 2018 at 12:42 PM, Connor McAdams
> >>>> > <conmanx360 at gmail.com> wrote:
> >>>> >> Could you try again and make a copy of your terminal output?
> >>>> >>
> >>>> >> On Wed, Sep 12, 2018 at 12:41 PM, Håvard <hovardslill at gmail.com>
> >>>> >> wrote:
> >>>> >>> Hi again.
> >>>> >>> Sorry for not noticing all files were empty, did it not run for
> long
> >>>> >>> enough?
> >>>> >>>
> >>>> >>> -Håvard
> >>>> >>>
> >>>> >>> Den ons. 12. sep. 2018 kl. 18:39 skrev Håvard
> >>>> >>> <hovardslill at gmail.com>:
> >>>> >>>>
> >>>> >>>> Sorry my bad again it was working perfectly, just missed a step.
> >>>> >>>>
> >>>> >>>> I'll add the dumps as an attatchment. I had both external headset
> >>>> >>>> and
> >>>> >>>> microphone plugged in and let the VM run in the background for
> >>>> >>>> ~30min while
> >>>> >>>> doing other stuff. I did not play music or test my microphone in
> >>>> >>>> the VM
> >>>> >>>> either, If i did anything wrong, please tell me!
> >>>> >>>>
> >>>> >>>> It stopped at 0x104f4
> >>>> >>>>
> >>>> >>>> -Håvard
> >>>> >>>>
> >>>> >>>> Den ons. 12. sep. 2018 kl. 00:31 skrev Connor McAdams
> >>>> >>>> <conmanx360 at gmail.com>:
> >>>> >>>>>
> >>>> >>>>> Hm.... that's odd. They should show up in the folder you ran the
> >>>> >>>>> command from. Does your console show any "DumpMem entered..." or
> >>>> >>>>> something like that? You may have a permissions error. I've had
> >>>> >>>>> some
> >>>> >>>>> people report that as an issue before.
> >>>> >>>>>
> >>>> >>>>> On Tue, Sep 11, 2018 at 5:08 PM, Håvard <hovardslill at gmail.com>
> >>>> >>>>> wrote:
> >>>> >>>>> > Hi!
> >>>> >>>>> >
> >>>> >>>>> > Took a while, but I think I got it working. Did not see any
> >>>> >>>>> > "frame[xx]"
> >>>> >>>>> > files though. What dumps do you want?
> >>>> >>>>> >
> >>>> >>>>> > -Håvard
> >>>> >>>>> >
> >>>> >>>>> > Den tir. 11. sep. 2018 kl. 21:27 skrev Håvard
> >>>> >>>>> > <hovardslill at gmail.com>:
> >>>> >>>>> >>
> >>>> >>>>> >> Sorry about that, I forgot to enable a kernel config...
> >>>> >>>>> >>
> >>>> >>>>> >> -Håvard
> >>>> >>>>> >>
> >>>> >>>>> >> Den tir. 11. sep. 2018 kl. 21:20 skrev Connor McAdams
> >>>> >>>>> >> <conmanx360 at gmail.com>:
> >>>> >>>>> >>>
> >>>> >>>>> >>> When it's bound as a stub, it shouldn't show up in alsamixer
> >>>> >>>>> >>> controls.
> >>>> >>>>> >>> You can check what module is loaded by doing lspci -v . It
> >>>> >>>>> >>> should say
> >>>> >>>>> >>> kernel driver in use: pci-stub. Also, did you run the
> >>>> >>>>> >>> vfio-bind
> >>>> >>>>> >>> script
> >>>> >>>>> >>> before trying it?
> >>>> >>>>> >>>
> >>>> >>>>> >>> On Tue, Sep 11, 2018 at 3:18 PM, Håvard
> >>>> >>>>> >>> <hovardslill at gmail.com>
> >>>> >>>>> >>> wrote:
> >>>> >>>>> >>> > Thank you for the offer!
> >>>> >>>>> >>> >
> >>>> >>>>> >>> > I run gentoo, but your github guide is very useful. I
> can't
> >>>> >>>>> >>> > seem to
> >>>> >>>>> >>> > bind my
> >>>> >>>>> >>> > audio driver to a pci-stud. Is the Sound card still
> supposed
> >>>> >>>>> >>> > to
> >>>> >>>>> >>> > function as
> >>>> >>>>> >>> > normal when I (think I) have bound it to a stud.
> >>>> >>>>> >>> >
> >>>> >>>>> >>> > -Håvard
> >>>> >>>>> >>> >
> >>>> >>>>> >>> > Den tir. 11. sep. 2018 kl. 20:26 skrev Connor McAdams
> >>>> >>>>> >>> > <conmanx360 at gmail.com>:
> >>>> >>>>> >>> >>
> >>>> >>>>> >>> >> One thing you could try, is using the program I used to
> >>>> >>>>> >>> >> reverse
> >>>> >>>>> >>> >> engineer the Sound Blaster Z series of cards,
> QemuHDADump.
> >>>> >>>>> >>> >> If your
> >>>> >>>>> >>> >> processor supports pci-passthrough with a virtual
> machine,
> >>>> >>>>> >>> >> you
> >>>> >>>>> >>> >> could
> >>>> >>>>> >>> >> run a Windows virtual machine with the sound card in it
> and
> >>>> >>>>> >>> >> capture
> >>>> >>>>> >>> >> the commands. I'd be willing to look through the dumps to
> >>>> >>>>> >>> >> see if
> >>>> >>>>> >>> >> there
> >>>> >>>>> >>> >> are any special verbs or anything.
> >>>> >>>>> >>> >>
> >>>> >>>>> >>> >> You can find the program here:
> >>>> >>>>> >>> >> https://github.com/Conmanx360/QemuHDADump
> >>>> >>>>> >>> >>
> >>>> >>>>> >>> >> Let me know.
> >>>> >>>>> >>> >>
> >>>> >>>>> >>> >> On Tue, Sep 11, 2018 at 2:15 PM, Håvard
> >>>> >>>>> >>> >> <hovardslill at gmail.com>
> >>>> >>>>> >>> >> wrote:
> >>>> >>>>> >>> >> > Sorry, my gmail didn't update so I wrote my response
> >>>> >>>>> >>> >> > before I
> >>>> >>>>> >>> >> > read
> >>>> >>>>> >>> >> > your
> >>>> >>>>> >>> >> > last one.
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> > It is a separate mic port as the G751JT doesn't have
> any
> >>>> >>>>> >>> >> > headset
> >>>> >>>>> >>> >> > multijacks.
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> > I'll try and dig around in the kernel! Thanks for the
> >>>> >>>>> >>> >> > tip!
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> > -Håvard
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> > Den tir. 11. sep. 2018 kl. 20:09 skrev Håvard
> >>>> >>>>> >>> >> > <hovardslill at gmail.com>:
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> >> Thank you for taking your time and trying to help! :)
> >>>> >>>>> >>> >> >>
> >>>> >>>>> >>> >> >> Do you know where I can ask around for more help on
> the
> >>>> >>>>> >>> >> >> issue?
> >>>> >>>>> >>> >> >> I
> >>>> >>>>> >>> >> >> don't
> >>>> >>>>> >>> >> >> want to give up yet.
> >>>> >>>>> >>> >> >>
> >>>> >>>>> >>> >> >> -Håvard
> >>>> >>>>> >>> >> >>
> >>>> >>>>> >>> >> >> Den tir. 11. sep. 2018 kl. 20:02 skrev Takashi Iwai
> >>>> >>>>> >>> >> >> <tiwai at suse.de>:
> >>>> >>>>> >>> >> >>
> >>>> >>>>> >>> >> >>> On Tue, 11 Sep 2018 19:14:37 +0200,
> >>>> >>>>> >>> >> >>> Håvard wrote:
> >>>> >>>>> >>> >> >>> >
> >>>> >>>>> >>> >> >>> > Yes, microphone gets detected instantly and it
> >>>> >>>>> >>> >> >>> > automatically
> >>>> >>>>> >>> >> >>> > changes
> >>>> >>>>> >>> >> >>> > to
> >>>> >>>>> >>> >> >>> it
> >>>> >>>>> >>> >> >>> > in pavucontrol.
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>> Then it likely requires some additional
> initialization
> >>>> >>>>> >>> >> >>> outside
> >>>> >>>>> >>> >> >>> HD-audio.  It's hard to know, as it's pretty much
> >>>> >>>>> >>> >> >>> vendor-specific.
> >>>> >>>>> >>> >> >>> You can dig down the Windows, but I have no idea
> about
> >>>> >>>>> >>> >> >>> Windows
> >>>> >>>>> >>> >> >>> implementation, so can't give any hints,
> unfortunately.
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>> Takashi
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>> >
> >>>> >>>>> >>> >> >>> > Den tir. 11. sep. 2018 kl. 18:52 skrev Takashi Iwai
> >>>> >>>>> >>> >> >>> > <tiwai at suse.de>:
> >>>> >>>>> >>> >> >>> >
> >>>> >>>>> >>> >> >>> > > On Tue, 11 Sep 2018 18:40:23 +0200,
> >>>> >>>>> >>> >> >>> > > Håvard wrote:
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > Thank you for replying!
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > Enabling loopback in alsamixer:
> >>>> >>>>> >>> >> >>> > > > http://i.imgur.com/lNo6e7T.png
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > And unmuting more and more things in "Mic
> >>>> >>>>> >>> >> >>> > > > Playback
> >>>> >>>>> >>> >> >>> > > > Volume"
> >>>> >>>>> >>> >> >>> > > > in
> >>>> >>>>> >>> >> >>> > > hdaanalyzer:
> >>>> >>>>> >>> >> >>> > > > http://i.imgur.com/H0HiOhy.png
> >>>> >>>>> >>> >> >>> > > > made white noise come from the headset. However
> >>>> >>>>> >>> >> >>> > > > it did
> >>>> >>>>> >>> >> >>> > > > not
> >>>> >>>>> >>> >> >>> > > > change or
> >>>> >>>>> >>> >> >>> > > react
> >>>> >>>>> >>> >> >>> > > > at all when I talked or even muted the
> microphone
> >>>> >>>>> >>> >> >>> > > > physically.
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > I couldn't find "Mic Playback Switch" anywhere
> in
> >>>> >>>>> >>> >> >>> > > > either
> >>>> >>>>> >>> >> >>> > > > alsamixer
> >>>> >>>>> >>> >> >>> or
> >>>> >>>>> >>> >> >>> > > > hdaanalyzer.
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > It's a mixer mute switch.
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > > The microphone works perfectly fine under
> >>>> >>>>> >>> >> >>> > > > Windows, so I
> >>>> >>>>> >>> >> >>> > > > don't
> >>>> >>>>> >>> >> >>> > > > think
> >>>> >>>>> >>> >> >>> it is
> >>>> >>>>> >>> >> >>> > > > the mic pin.
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > But the fact above indicates the possibility of
> the
> >>>> >>>>> >>> >> >>> > > wrong
> >>>> >>>>> >>> >> >>> > > pin,
> >>>> >>>>> >>> >> >>> > > too.
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > Does the jack detection of the ext mic pin work?
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > Takashi
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > -Håvard
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > Den man. 10. sep. 2018 kl. 22:39 skrev Takashi
> >>>> >>>>> >>> >> >>> > > > Iwai
> >>>> >>>>> >>> >> >>> > > > <tiwai at suse.de
> >>>> >>>>> >>> >> >>> >:
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > > > > On Thu, 06 Sep 2018 20:44:30 +0200,
> >>>> >>>>> >>> >> >>> > > > > Håvard wrote:
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > Additional relevant info:
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > A similar issue was also discussed three
> >>>> >>>>> >>> >> >>> > > > > > years ago
> >>>> >>>>> >>> >> >>> > > > > > on
> >>>> >>>>> >>> >> >>> > > > > > Sun
> >>>> >>>>> >>> >> >>> > > > > > Jun
> >>>> >>>>> >>> >> >>> > > 17:15:54
> >>>> >>>>> >>> >> >>> > > > > CEST
> >>>> >>>>> >>> >> >>> > > > > > 2015 and was about his surround sound
> setup,
> >>>> >>>>> >>> >> >>> > > > > > but did
> >>>> >>>>> >>> >> >>> > > > > > not
> >>>> >>>>> >>> >> >>> > > > > > touch
> >>>> >>>>> >>> >> >>> on the
> >>>> >>>>> >>> >> >>> > > > > > external microphone problem:
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> http://mailman.alsa-project.org/pipermail/alsa-devel/2015-June/093317.html
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > alsa-info.sh:
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>>
> http://www.alsa-project.org/db/?f=1d8616ba5977308e03db6c3a86e36e9e9b38d6f0
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > Graph of ALC668 chipset from hdaanalyzer:
> >>>> >>>>> >>> >> >>> > > > > > http://i.imgur.com/c08DNJW.png
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > setting alsa-mode[1-8] does nothing to help
> >>>> >>>>> >>> >> >>> > > > > > the
> >>>> >>>>> >>> >> >>> > > > > > issue.
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > There are several of similar bug reports
> >>>> >>>>> >>> >> >>> > > > > > around the
> >>>> >>>>> >>> >> >>> > > > > > web
> >>>> >>>>> >>> >> >>> experiencing
> >>>> >>>>> >>> >> >>> > > > > > similar issues, and on different distros.
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > Microphone works perfectly in windows
> >>>> >>>>> >>> >> >>> > > > > >
> >>>> >>>>> >>> >> >>> > > > > > I have a ASUS ROG G751JT, but this problem
> >>>> >>>>> >>> >> >>> > > > > > seems to
> >>>> >>>>> >>> >> >>> > > > > > happen
> >>>> >>>>> >>> >> >>> > > > > > with
> >>>> >>>>> >>> >> >>> all
> >>>> >>>>> >>> >> >>> > > > > laptops
> >>>> >>>>> >>> >> >>> > > > > > under the G751 name.
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > > > > When you enable the loopback volume and
> switch,
> >>>> >>>>> >>> >> >>> > > > > and
> >>>> >>>>> >>> >> >>> > > > > unmute/adjust
> >>>> >>>>> >>> >> >>> "Mic
> >>>> >>>>> >>> >> >>> > > > > Playback Volume", and "Mic Playback Switch",
> do
> >>>> >>>>> >>> >> >>> > > > > you
> >>>> >>>>> >>> >> >>> > > > > hear
> >>>> >>>>> >>> >> >>> > > > > the
> >>>> >>>>> >>> >> >>> > > > > input
> >>>> >>>>> >>> >> >>> > > > > from the ext mic?  It's a route directly from
> >>>> >>>>> >>> >> >>> > > > > NID 0x18
> >>>> >>>>> >>> >> >>> > > > > to
> >>>> >>>>> >>> >> >>> > > > > the
> >>>> >>>>> >>> >> >>> mixer
> >>>> >>>>> >>> >> >>> > > > > NID 0x0b, then output mixer NID 0x0c, then
> >>>> >>>>> >>> >> >>> > > > > outputs.
> >>>> >>>>> >>> >> >>> > > > > So
> >>>> >>>>> >>> >> >>> > > > > this
> >>>> >>>>> >>> >> >>> > > > > can
> >>>> >>>>> >>> >> >>> be
> >>>> >>>>> >>> >> >>> > > > > used to verify the hardware routing.
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > > > > If you don't hear via this route, it means
> that
> >>>> >>>>> >>> >> >>> > > > > the
> >>>> >>>>> >>> >> >>> > > > > input
> >>>> >>>>> >>> >> >>> > > > > from
> >>>> >>>>> >>> >> >>> the ext
> >>>> >>>>> >>> >> >>> > > > > mic pin itself is broken, and it implies that
> >>>> >>>>> >>> >> >>> > > > > something
> >>>> >>>>> >>> >> >>> > > > > outside
> >>>> >>>>> >>> >> >>> > > > > HD-audio codec.
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > > > > Takashi
> >>>> >>>>> >>> >> >>> > > > >
> >>>> >>>>> >>> >> >>> > > > [2  <text/html; UTF-8 (quoted-printable)>]
> >>>> >>>>> >>> >> >>> > > >
> >>>> >>>>> >>> >> >>> > >
> >>>> >>>>> >>> >> >>> > [2  <text/html; UTF-8 (quoted-printable)>]
> >>>> >>>>> >>> >> >>> >
> >>>> >>>>> >>> >> >>>
> >>>> >>>>> >>> >> >>
> >>>> >>>>> >>> >> > _______________________________________________
> >>>> >>>>> >>> >> > Alsa-devel mailing list
> >>>> >>>>> >>> >> > Alsa-devel at alsa-project.org
> >>>> >>>>> >>> >> >
> >>>> >>>>> >>> >> >
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
>