Battlefield 3 community manager Daniel Matros has announced in his Twitter feed that the major Battlefield 3 patch that was released for the PlayStation 3 version will be available later today for PC.
According to Matros' "PC patch has a date which is (29th March). Coming in hot we will go into maintenance mode from 9-11:30 CET. More details coming on the blog.",
As for the Xbox 360 version, the release date for its version of the patch has not been revealed yet.
To see the full changelog, check out the original patch announcement.