[alsa-devel] [PATCH v3 0/5] ALSA: hda - hdmi: ATI/AMD multi-channel and HBR support
anssi.hannula at iki.fi
Mon Oct 28 19:12:43 CET 2013
28.10.2013 19:52, Andre Heider kirjoitti:
> On Fri, Oct 25, 2013 at 08:23:48PM +0300, Anssi Hannula wrote:
>> 25.10.2013 19:54, Andre Heider kirjoitti:
>>> cat /proc/asound/card0/eld\#0.0
>>> monitor_present 1
>>> eld_valid 0
>> However, this should have eld_valid=1 and contain more info. To get a
>> hint on whether it is a bug in audio or video driver, could you give a
>> log with CONFIG_SND_DEBUG ?
>> AFAICS the sound git master tree should have the necessary support in
>> the radeon video driver to allow the audio driver to generate a valid
>> ELD with your card.
> With CONFIG_SND_DEBUG=y I get a bunch of
> "HDMI ATI/AMD: no speaker allocation for ELD"
> but afaics that's about it.
Thanks, that is exactly what I was looking for.
Looks like a radeon driver issue - it does not seem to setup the speaker
allocation registers properly (so that ALSA could read them from there),
and I verified that the EDID you posted has a valid speaker allocation
Just to recheck - you are running sound git master, or something else?
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