aha1542_out are in fact two separate functions.
Split them into aha1542_out and aha1542_outb to simplify the code.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>