[virglrenderer-devel] [PATCH 0/2] more accurate format capabilities

Erik Faye-Lund erik.faye-lund at collabora.com
Tue Jul 10 10:07:13 UTC 2018

On 10. juli 2018 09:13, Erik Faye-Lund wrote:
> On 10. juli 2018 06:35, Dave Airlie wrote:
>> On 10 July 2018 at 01:03, Erik Faye-Lund 
>> <erik.faye-lund at collabora.com> wrote:
>>> This series enables the mesa-driver to more accurate (and
>>> hence correct) format capablity checking.
>>> Together with the mesa-changes, this fixes a bunch of dEQP
>>> failures on GLES 3.1. This was written on top of Dave
>>> Airlie's gl-4.3 branch, but since these changes apply
>>> cleanly on master, I decided to send them directly.
>>> Depends on changes to mesa, which can be found here:
>>> https://gitlab.freedesktop.org/kusma/mesa/commits/virgl-format-cleanups
>> If these changes are applied and no mesa changes are applied does
>> anything regress?
> No regressions in dEQP for me, at least. Sadly, I can't run full piglit
> runs with any versions of this, as I get bad crashes in qemu with *any*
> version of virgl it seems (so hard they even crash GDB if I try to
> debug)...
> Any tips on how to run as much of piglit as possible would be very
> welcome :)

Ah, I think I misunderstood the question before. No, nothing should
regress. Current mesa always checks *both* render caps and sampler
caps for textures and render-targets, and does *not* check
depthstencil caps at all.

So I don't think there's any chance of change of behavior in that

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