[Nouveau] RFC: drop glamor from nouveau ddx

[poma]

On 07.07.2015 23:05, Ben Skeggs wrote:
> On 8 July 2015 at 06:06, Ilia Mirkin <imirkin at alum.mit.edu> wrote:
>> Ben,
>>
>> Looks like the reality is that glamor is just not hooked up properly
>> in the nouveau DDX. Mainly it's missing DRI2, which in turn means no
>> core GL contexts, and probably lots of other issues. While this could
>> probably be fixed somehow, I doubt there's any advantage to using the
>> nouveau DDX over something like modesetting nowadays.
>>
>> How would you feel about dropping glamor support from the nouveau ddx
>> and failing to load for GPUs that don't have EXA support (unless
>> AccelMode = none is forced for them). That way it'll fall back to
>> loading modesetting which should be properly set up for DRI2 and so
>> on.
> I have no objections to this.  In fact, in Fedora at least (I floated
> the idea in #nouveau a while back too), in the near future I plan on
> having the DDX fail to load on all GPUs where modesetting+glamor can
> be used (unless overridden by a config option).
> 

Shouldn't the priority always be what is proven to work.
NV50 works OK with the EXA.
Besides, can it be set "color vibrance", "vibrant hue" and other props via "modeset"?

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