[Intel-gfx] [PATCH] drm/i915/dp: Stop enabling limited color ranges for everything

Daniel Stone daniel at fooishbar.org
Thu Jan 5 10:04:04 UTC 2017


On 5 January 2017 at 08:52, Daniel Vetter <daniel at ffwll.ch> wrote:
> On Thu, Jan 05, 2017 at 10:41:07AM +0200, Jani Nikula wrote:
>> No matter what we do here, the question remains what to do with
>> Chamelium. Changing the color range is really a workaround for
>> Chamelium, not a fix. Using CEA range is perfectly fine per DP spec.
> Can we just set a non-CEA mode/edid for chamelium, problem solved? We want
> to do that anyway for HDMI, where you really have to do the limited range
> dance to make stuff display correctly.

Or, if you set the 'Broadcast RGB' connector property to 'Full',
you'll never hit the color_range_auto branch in the first place ...


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