Weston refresh rate?

[Pekka Paalanen]

On Wed, 28 Feb 2018 16:24:58 +0000
Vanhauwaert Wouter <W.Vanhauwaert at TELEVIC.com> wrote:

> Hello all,
> 
> I seem to have an issue, but don't really know what/who to address.
> Whatever I try to run on my weston installation, I never seem to exceed +- 40fps. 
> That can also be seen by running the weston-simple-egl test.
> When I run weston-simple-egl -f, so fullscreen, I get upto 27 fps.
> But, when I add -b, so weston-simple-egl -f -b (Don't sync to compositor redraw (eglSwapInterval 0)), I get a stunning 175 fps!
> So what is limiting the weston refresh rate? I'm running on a NXP IMX6D, industrial grade, morty yocto, weston/wayland 1.11. 
> 
> My fb settings are:
>  
> mode "1920x1080-60"
> # D: 148.500 MHz, H: 67.500 kHz, V: 60.000 Hz
> geometry 1920 1080 1920 2160 16
> timings 6734 148 88 36 4 44 5
> accel false
> rgba 5/11,6/5,5/0,0/0
> endmode
> 
> EGL is provided by vivante
> 
> Any thaughts?

Hi,

I would blame the proprietary graphics driver stack. I hope you will
have a better experience with a recent upstream kernel and Mesa etnaviv.

(I assume your email was in the moderation queue, it arrived just now.)


Thanks,
pq
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