[PATCH 5/5] drm/edid: Parse and handle HDMI deep color modes.

[Alex Deucher]

On Thu, May 22, 2014 at 10:49 AM, Andy Furniss <adf.lists at gmail.com> wrote:
> Alex Deucher wrote:
>>
>> From: Mario Kleiner <mario.kleiner.de at gmail.com>
>>
>> Check the HDMI cea block for deep color mode bits. If available,
>> assign the highest supported bpc for a hdmi display, corresponding
>> to the given deep color modes.
>
>
> I haven't had time to test further, but with all 5 applied on top of
> deathsimple drm-fixes I loose output to TV as soon as I startx.
>
> It worked in fbcon before starting X, but not switching vt after.
>
> My TV according to edid-decode does support deep colour.
>
> Nothing obvious to see in dmesg/Xorg.0.log and xrandr --verbose looked like
> it was on, tried some different modes, but nothing.
>
> R9 270X

Can you send me your dmesg output with drm.debug=1 and your xorg log?

Alex