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List:       dri-devel
Subject:    Re: [PATCH v2] pass ELD to HDMI/DP audio driver
From:       Jesse Barnes <jbarnes () virtuousgeek ! org>
Date:       2011-07-29 20:07:59
Message-ID: 20110729130759.37aca083 () jbarnes-desktop
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On Wed, 29 Jun 2011 21:10:13 +0800
Wu Fengguang <fengguang.wu@intel.com> wrote:

> Update: according to the spec, limit max a/v latencies to 500ms and
> avoid overflowing the ELD field Aud_Synch_Delay[7:0].
> 
> Thanks to Pierre for pointing this out!
> 
> btw, the drm_edid_to_eld() function reuses some code from Ben Skeggs.
> Ben, please add your Signed-off-by if the patch looks OK to you :)

Looks like this needs to be refreshed against Keith's drm-intel-next
tree (some trivial conflicts).

I tested this on a Sandy Bridge laptop I have but wasn't able to get
audio through my DP->HDMI dongle to my HDMI TV.

Does the HDMI HDA codec need any special parameters to work?

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center
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