[alsa-devel] Major reworks on patch_via.c (TESTERS WANTED)
tiwai at suse.de
Wed Jun 22 10:52:17 CEST 2011
At Wed, 22 Jun 2011 10:02:25 +0200,
Jan Binder wrote:
> Am Montag, 20. Juni 2011, 17:06:51 schrieb Takashi Iwai:
> > Hi,
> > as there have many problems reported for VIA codecs, I started looking
> > at the driver code, and decided to rework on it.
> > 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
> > A good thing is that a fair amount of code reduction is done there:
> > % git diff HEAD..topic/via-cleanup --stat sound/pci/hda/patch_via.c
> > sound/pci/hda/patch_via.c | 5892
> > +++++++++++---------------------------------- 1 files changed, 1453
> > insertions(+), 4439 deletions(-)
> > 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 will have a look at this.
> On a related note, I am experiencing a bug regarding SPDIF output as
> described here: https://bugtrack.alsa-project.org/alsa-bug/view.php?id=4330
> If this could be fixed within this rework, it would be greatly appreciated.
The SPDIF should work now. At least, hda-emu shows the devices.
> > FWIW, the branch was merged to sound-unstable tree, so you can build
> > from alsa-driver-unstable snapshot tarball if you'd like to build
> > external modules without the kernel tree and git-merge.
> > ftp://ftp.kernel.org/pub/linux/kernel/people/tiwai/snapshot/alsa-driver-un
> > stable-snapshot.tar.gz
> > 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.
> You can find the info-alsa.sh output for my VIA VT1708B 8-Ch at
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