In the case where we're rendering on the Intel GPU, but displaying
on an AMD and NVIDIA GPU, we need to follow their pitch requirements
for our linear scanout buffers.
Based on a patch by Lionel Landwerlin.
Closes: #4706
Reviewed-by: Emma Anholt <emma@anholt.net>
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10895>
a3a4517f41