[alsa-devel] Major reworks on patch_via.c (TESTERS WANTED)

Takashi Iwai tiwai at suse.de
Tue Jun 21 13:01:53 CEST 2011


At Tue, 21 Jun 2011 12:01:16 +0200,
David Henningsson wrote:
> 
> On 2011-06-20 17:06, Takashi Iwai wrote:
> > Hi,
> >
> > as there have many problems reported for VIA codecs, I started looking
> > at the driver code, and decided to rework on it.
> 
> Excellent initiative, thanks!
> 
> > The current development is found in sound git tree topic/via-cleanup
> > branch:
> >     git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6.git
> >
> > You can pull into the latest Linus tree from topic/via-cleanup
> > branch:
> >     # this is the vanilla tree
> >     % cd linux-2.6
> >     % git pull \
> >        git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6.git \
> >        topic/via-cleanup
> 
> The tree as of today, is now also available for easy testing for Ubuntu 
> users: Just download and install 
> http://people.canonical.com/~diwic/temp/alsa-hda-dkms-viacleanup_0.1_all.deb 
> (works at least on Ubuntu 10.10 and 11.04), reboot and test.

Thanks!

> > But, the driver isn't tested with real machines, yet.  That is, I need
> > testers with real machines.
> >
> > Could VIA machine owners take a look at these commits and test it if
> > possible?  Especially, I'd like to know whether the headphone
> > auto-mute works in this form or not.
> 
> I have tested the new driver code on a machine here, and automute does 
> work. There is however no enable/disable automute yet, as Realtek has. 

Right.  This will be for future.

> There are no input jack devices either (i e those we're debating in the 
> other thread).

I haven't tracked this fully yet; can anyone give a short summary
and alsa-info.sh output of the affected system?

> On the input side I notice a minor thing: "Front Mic Playback Volume" 
> has an unneccessary index on it. Well, the Front mic is actually an 
> internal mic, but that's BIOS lying to us, I guess.

Fixed now in topic/via-cleanup branch.
Also the smart51 detection and some output-path initializations were
fixed.

> Otherwise it seems to work fine here, so well done! :-)
> 
> > Also, if anyone has alsa-info.sh outputs of VIA codecs, please let me
> > know.  It'd be very helpful for debugging, since I can check it via
> > hda-emu with alsa-info.sh output.  For now, I have the files of only
> > VT1702, VT1708S, VT1718S, VT1828S and VT2020 codecs.  The alsa-info.sh
> > outputs of other VIA codecs would be greatly appreciated.
> 
> Alsa-info for the machine I have here will follow shortly.

Thanks, that's appreciated.


Takashi


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