pata_ixp4xx_cf: fix compilation introduced by ata_port_desc() conversion

Fixes a compilation error caused by ata_port_desc() conversion
(cbcdd875).
Signed-off-by: NRod Whitby <rod@whitby.id.au>
Signed-off-by: NTejun Heo <htejun@gmail.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

drivers/ata/pata_ixp4xx_cf.c

@@ -130,10 +130,11 @@ static struct ata_port_operations ixp4xx_port_ops = {
 	.port_start		= ata_port_start,
 };
 
-static void ixp4xx_setup_port(struct ata_ioports *ioaddr,
+static void ixp4xx_setup_port(struct ata_port *ap,
 			      struct ixp4xx_pata_data *data,
 			      unsigned long raw_cs0, unsigned long raw_cs1)
 {
+	struct ata_ioports *ioaddr = &ap->ioaddr;
 	unsigned long raw_cmd = raw_cs0;
 	unsigned long raw_ctl = raw_cs1 + 0x06;