[alsa-devel] Support for ALC662 on FUJITSU SIEMENS AMILO Li3710
tiwai at suse.de
Mon Jul 27 12:10:17 CEST 2009
At Mon, 27 Jul 2009 12:04:22 +0200,
Mads Kiilerich wrote:
> Takashi Iwai wrote, On 07/27/2009 08:14 AM:
> > At Sun, 26 Jul 2009 19:39:28 +0200,
> > Mads Kiilerich wrote:
> >> Takashi Iwai wrote, On 07/26/2009 10:50 AM:
> >>> At Sun, 26 Jul 2009 00:54:24 +0200,
> >>> Mads Kiilerich wrote:
> >>>> On a friends FUJITSU SIEMENS AMILO Li3710 10601011427 sound didn't work
> >>>> with kernel-PAE-22.214.171.124-213.fc11.i686
> >>> How about with the latest alsa-driver snapshot?
> >>> ftp://ftp.kernel.org/pub/linux/kernel/people/tiwai/snapshot/alsa-driver-snapshot.tar.gz
> >> Thanks.
> >> I looked at your sound-2.6.git tree and found no quirk for this card
> >> (AFAICS) and assumed that it hadn't been reported and fixed yet.
> > When no quirk is set, the automatic mode is used as default.
> > And, it's possible that the automatic mode has been fixed in the
> > upstream. That's why I asked to test with the latest one.
> > We should avoid any device-specific quirk as much as possible, but
> > rather fix the automatic parser.
> Ok, if you think that would be possible. I assumed that it was broken
> beond repair.
> >> I am a developer, but for alsa I am a user, no expert, and honestly I
> >> don't plan to become one. Can you give a pointer to a description of how
> >> can I test the snapshot? On Fedora 11?
> >> (http://www.alsa-project.org/main/index.php/Main_Page has a "How do I
> >> install the ALSA driver from source" link, but it just points to the
> >> download page without any explanation.)
> > Did you take a look at INSTALL file in alsa-driver?
> alsa-driver-snapshot.tar.gz README says "integrated to 2.6+ kernels", so
> I assumed that this somehow only applied to 2.4 - which obviously would
> be very strange.
A word "integration" doesn't mean to exclude the update possibility at
all. Also, when the driver is built as a module, it can be replaced
> I missed the big overview. It seems like it would have been helpful to
> me (and the next guy) if something like the following blurb could be
> found somewhere - in README or INSTALL or from the "How do I install the
> ALSA driver from source" link or on
> http://www.alsa-project.org/main/index.php/Driver_Compilation :
> "ALSA project develops both Linux kernel drivers as well as support
> libraries and tools for user-space. The kernel drivers are also included
> in vanilla Linux kernels, and usually the stock drivers are fine and
> should be used. It is however also possible to build the alsa-driver
> kernel modules for an existing compiled kernel and replace its drivers,
> for example from alsa-driver-snapshot.tar.gz to get the latest ALSA
> development and fixes. Note that the modules will have to be rebuild
> when a new kernel is installed."
> INSTALL is very demotivating for use with distribution kernels. It would
> be helpful if you could add something like:
> "On Fedora 11 (with PAE kernels) it works fine, but you need the package
> kernel-PAE-devel of the same version as the running kernel-PAE."
> might also be helpful.
> I assume something similar applies to Suse.
Patches are welcome :)
> >>> Also, please give alsa-info.sh output. Run with --no-upload and attach
> >>> the generated file.
> >> I became aware of that command after having visited my friend. I have
> >> output of dmesg and lshal and lspci - is that sufficient?
> > No
> Ok, thanks for the hints to help me understand.
> I will try alsa-drivers-snapshot and alsa-info.sh next time I get access
> to that computer - that will probably take more than a month.
OK, let me know any results.
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