Pekka Paalanen authored Sep 05, 2023 and Pekka Paalanen committed May 06, 2024

Based on KMS "Colorspace" connector property, populate the mask of
supported colorimetry modes on a head.

EDID should be checked too, but it is currently ignored.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>