[alsa-devel] [PATCH 0/3] Make HDMI ELD usable with hotplug
tiwai at suse.de
Mon Feb 18 15:28:48 CET 2013
At Mon, 18 Feb 2013 14:50:49 +0100,
David Henningsson wrote:
> On 02/18/2013 02:35 PM, Takashi Iwai wrote:
> > At Mon, 18 Feb 2013 14:11:10 +0100,
> > David Henningsson wrote:
> >> I'm experimenting with using ELD information in PulseAudio and found
> >> that it didn't work very well with hotplugging.
> >> Neither the proc file nor the ELD kcontrol was cleared correctly after
> >> unplug, and there was no way (except polling) to find out when ELD
> >> has become available.
> > Did you try Xingchao's patch for drm/i915? It's queued in
> > drm-intel-next:
> > commit 7b9f35a6dd72f89452c58bbdbaf063027bf857ec
> > Author: Wang Xingchao <xingchao.wang at intel.com>
> > Date: Tue Jan 22 23:25:25 2013 +0800
> > drm/i915: HDMI/DP - ELD info refresh support for Haswell
> Thanks for the hint. I'm currently developing not on a Haswell machine,
> but an (I think) Arrandale that I bought a few years ago. So I guess
> this patch does not have any effect on my hw?
OK, then it's not.
You are testing relatively new kernel, right?
For example, the commits for drm/i915
are relevant with HDMI audio to make unsol event working at
hotplug/unplug. They should be in 3.7.
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