Re: Force-enabling a video mode breaks HDMI audio on Intel DG45FC

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Add CC to Zhenyu.

Thanks,
Fengguang

On Sun, May 30, 2010 at 07:49:13PM +0800, David Härdeman wrote:
> Hi Wu, I'm back to breaking stuff again :)
> 
> First of all, the good news, HDMI (and SPDIF) audio works really well 
> with 2.6.34...none of the previous problems with silence etc, seem to 
> remain and the driver now seems to automagically map the channels to 
> what ALSA userspace expects.
> 
> However, I've found a new issue.
> 
> My receiver likes to report a hardcoded list of supported video modes 
> (1080i being the main one) via EDID which are not really useful. So I 
> usually don't see the boot messages (X.org has 1080p hardcoded so once 
> it starts I get a reasonable mode).
> 
> I recently tried played with the video= kernel parameter, and booting 
> with:
> video="HDMI Type A-1:1920x1080@60D"
> 
> gives me a proper video mode from the beginning. However, it also seems 
> to break HDMI audio. Booting with that parameter -> no audio, receiver 
> doesn't light up, etc. Booting without that parameter -> audio works as 
> expected.
> 
> Any ideas?
> 
> -- 
> David Härdeman

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