OpenBSD 7.9 was already on the 6.18.y longterm support version for the drm(4) drivers, Jonathan Gray (jsg@) completed the update back in March, sponsored by the OpenBSD Foundation.

https://marc.info/?l=openbsd-cvs&m=177310343311915&w=2

I just wanted to highlight Jonathan's continued efforts backporting updates in my usual "HYPE" post series for the upcoming OpenBSD 8.0 release.

(I'm the author of the mastodon post that was shared.)