diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 099a0fe..591deda 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1347,7 +1347,8 @@
 	    (d->host_flags & IDE_HFLAG_FORCE_LEGACY_IRQS))
 		hwif->irq = port ? 15 : 14;
 
-	hwif->host_flags = d->host_flags;
+	/* ->host_flags may be set by ->init_iops (or even earlier...) */
+	hwif->host_flags |= d->host_flags;
 	hwif->pio_mask = d->pio_mask;
 
 	/* ->set_pio_mode for DTC2278 is currently limited to port 0 */