[Intel-gfx] SNA questions

Robert Sjonøy roberth.sjonoy at gmail.com
Wed Sep 12 14:34:06 CEST 2012


Hello 

AFAIK I don't use wayland. I guess GTKperf, is more relevant, I use gtk+ applications.

Regards,

Roberth Sjonøy

On 12. sep. 2012, at 11:59, Chris Wilson <chris at chris-wilson.co.uk> wrote:

> On Wed, 12 Sep 2012 11:12:02 +0200, Roberth Sjonøy <roberth.sjonoy at gmail.com> wrote:
>> Hello
>> 
>> Are you psychologist? /joke
> 
> I just want to know the workloads that are important to you, to make
> sure they are included in my benchmarking.
> 
>> I wonder if it's planned to be faster, because beside the performance
>> it works very good for me with the right settings regarding the
>> tearing issue. If performance is still under heavy developement?
> 
> There are a couple of kernel features in the pipeline to speed up some
> frequent paths, and I plan to do an attack of the gen4+ shaders. Besides
> a few anomalies in x11perf, the ratelimiting step at the moment is the
> Render protocol which doesn't provide complete or optimal offload of
> even the <canvas> spec. And of course, there is plenty within the Render
> spec that is left to optimise if it finds a use in the wild.
> 
> As for the tearing issue, there is no nice solution this side of
> Wayland. The recent hardware has been designed around a compositor, and
> it is likely that more and more features of the display engine will
> require compositing. It appears that TearFree is unavoidable and so will
> need lots of love and further development.
> -Chris
> 
> -- 
> Chris Wilson, Intel Open Source Technology Centre



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