diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index ebf2d21..20553d4 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -233,7 +233,7 @@
 		if (rc)
 			printk(KERN_WARNING "%s: bus not ready on wakeup\n", drive->name);
 		SELECT_DRIVE(drive);
-		hwif->tp_ops->set_irq(hwif, 1);
+		hwif->tp_ops->write_devctl(hwif, ATA_DEVCTL_OBS);
 		rc = ide_wait_not_busy(hwif, 100000);
 		if (rc)
 			printk(KERN_WARNING "%s: drive not ready on wakeup\n", drive->name);