Introduced in Linux 7.1 is a dedicated CRTC background color property for DRM graphics/display drivers. The "BACKGROUND_COLOR" property can be used with capable drivers and display controllers as the default background color when not covered by any plane or from transparent regions of higher planes. With the upcoming Linux 7.2 kernel cycle, the Intel DRM driver will begin supporting this background color property...
Source: Phoronix — read the full report at the original publisher.