ide: add missing __init tags to IDE PCI host drivers

also change __devinit tag for sgiioc4.c:ioc4_ide_init() to __init

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 7cb4857..77a9aaa 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -756,7 +756,7 @@
 	.probe		= pdc202new_init_one,
 };
 
-static int pdc202new_ide_init(void)
+static int __init pdc202new_ide_init(void)
 {
 	return ide_pci_register_driver(&driver);
 }