diff --git a/drivers/ide/ide-cs.c b/drivers/ide/ide-cs.c
index f50210f..9e47f35 100644
--- a/drivers/ide/ide-cs.c
+++ b/drivers/ide/ide-cs.c
@@ -154,6 +154,7 @@
 static const struct ide_port_info idecs_port_info = {
 	.port_ops		= &idecs_port_ops,
 	.host_flags		= IDE_HFLAG_NO_DMA,
+	.irq_flags		= IRQF_SHARED,
 };
 
 static struct ide_host *idecs_register(unsigned long io, unsigned long ctl,