This patch fixes the aic79xx driver to properly respond to BIOS
settings.

Signed-off-by: Hannes Reinecke <hare@suse.de>

-- 
Dr. Hannes Reinecke			hare@suse.de
SuSE Linux Products GmbH		S390 & zSeries
Maxfeldstraße 5				+49 911 74053 688
90409 Nürnberg				http://www.suse.de