[Mesa-dev] [Bug 99791] Wayland EGL do not fallback to software rendering anymore when the wl_drm interface is not available

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=99791

--- Comment #3 from Daniel Stone <daniel at fooishbar.org> ---
(In reply to Pekka Paalanen from comment #2)
> I believe that the Mesa commit:
> 
> commit cb5e799448c959fa9f0d7ea76999ac6f8c0ad88e
> Author: Emil Velikov <emil.velikov at collabora.com>
> Date:   Mon Nov 28 18:25:19 2016 +0000
> 
>     egl/wayland: unify dri2_wl_create_surface implementations
> 
> is causing this regression by dropping the special-casing of the two formats
> that differ between DRM fourccs and wl_shm formats.
> 
> WL_DRM_FORMAT_XRGB8888 != WL_SHM_FORMAT_XRGB8888
> WL_DRM_FORMAT_ARGB8888 != WL_SHM_FORMAT_ARGB8888

I also believe you're right, and sent this patch earlier:
https://lists.freedesktop.org/archives/mesa-dev/2017-February/144133.html

I'd attach it, but Chrome seems to be allergic to file dialogs atm.

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