Re: 11-BETA, WebGL, modesetting and Radeon HD-5450: breaks X

[Robert Swindells <rjs%fdy2.co.uk@localhost>]

Rhialto <rhialto%falu.nl@localhost> wrote:
> On Sun 12 Oct 2025 at 15:38:29 +0100, Robert Swindells wrote:
>> I am using a Radeon HD-5450 with -current, works fine including playing
>> videos.
>
> And how about viewing https://webglsamples.org/aquarium/aquarium.html
> in Firefox (I use 142.0.1nb1 but I first saw it with one from a year
> ago, 123 or so I think it was). In particular *switching away* from the
> tab (or switching to a different workspace in ctwm) seems to trigger it
> for me. It takes 20-30 seconds maybe before it happens.

Works fine for me in Firefox 142.0.3.

> I am starting to wonder about my setup with 10.1. Maybe it doesn't
> actually use accelleration, because this page
> https://webglreport.com/?v=2 reports

For me it reads:

Platform: 	Linux x86_64
Browser User Agent: 	Mozilla/5.0 (X11; NetBSD x86_64; rv:143.0) Gecko/20100101 Firefox/143.0
Context Name: 	webgl2
GL Version: 	WebGL 2.0
Shading Language Version: 	WebGL GLSL ES 3.00
Vendor: 	Mozilla
Renderer: 	Radeon HD 3200 Graphics, or similar
Unmasked Vendor: 	X.Org
Unmasked Renderer: 	Radeon HD 3200 Graphics, or similar
Antialiasing: 	Available
ANGLE: 	No
Major Performance Caveat: 	No

> Crash Annotation GraphicsCriticalError: |[0][GFX1-]: glxtest: DRM device
> has no render node (t=0.512481) [GFX1-]: glxtest: DRM device has no
> render node

Do you have a render node?

What is in the /dev/dri directory?

It should be:
card0      card2      renderD128 renderD130
card1      card3      renderD129 renderD131