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Re: Tips for debugging GPU acceleration.
From: |
Alex Bennée |
Subject: |
Re: Tips for debugging GPU acceleration. |
Date: |
Fri, 23 Oct 2020 12:52:17 +0100 |
User-agent: |
mu4e 1.5.6; emacs 28.0.50 |
Gerd Hoffmann <kraxel@redhat.com> writes:
> Hi,
>
>> [ 2.930300] [drm] virgl 3d acceleration not supported by host
>
> Nope, not active.
>
>> -display gtk,show-cursor=on \
>
> Needs -display gtk,gl=on for opengl support.
Awesome - even on TCG the display is now nice and snappy.
For bonus points:
The AGL panel display is rotated 90 degrees which is putting a bit of a
crink in my neck. Is their anyway to rotate the view port. I tried
inverting xres and yres but that didn't do anything.
>> -device virtio-gpu-pci,virgl=true
>
> virgl is silently turned off in case opengl support is not available.
> Ideally virgl should be OnOffAuto not bool, but I fear changing that
> now (and start throwing errors on virgl=on if opengl is not available)
> will break stuff ...
At least a warn_report maybe?
>
> take care,
> Gerd
--
Alex Bennée