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From: "Alex Bennée" <alex.bennee@linaro.org>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: qemu-devel@nongnu.org, agl-dev-community@lists.automotivelinux.org
Subject: Re: Tips for debugging GPU acceleration.
Date: Fri, 23 Oct 2020 12:52:17 +0100	[thread overview]
Message-ID: <87d019tb0u.fsf@linaro.org> (raw)
In-Reply-To: <20201023105120.sqharyxujgh7nppk@sirius.home.kraxel.org>


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


  reply	other threads:[~2020-10-23 11:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87o8kttj2e.fsf@linaro.org>
2020-10-23  9:34 ` Tips for debugging GPU acceleration Alex Bennée
2020-10-23 10:51 ` Gerd Hoffmann
2020-10-23 11:52   ` Alex Bennée [this message]
2020-10-23 12:32     ` [agl-dev-community] " Marius Vlad
2020-10-23 16:28       ` Alex Bennée
2020-10-23 17:46         ` Marius Vlad

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