1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/tty.h b/include/linux/tty.h
index 599d60347bf0..1509b86825d8 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -507,6 +507,10 @@ extern void tty_port_link_device(struct tty_port *port,
 extern struct device *tty_port_register_device(struct tty_port *port,
                 struct tty_driver *driver, unsigned index,
                 struct device *device);
+extern struct device *tty_port_register_device_attr(struct tty_port *port,
+                struct tty_driver *driver, unsigned index,
+                struct device *device, void *drvdata,
+                const struct attribute_group **attr_grp);
 extern int tty_port_alloc_xmit_buf(struct tty_port *port);
 extern void tty_port_free_xmit_buf(struct tty_port *port);
 extern void tty_port_put(struct tty_port *port);