tty: Introduce some close helpers for ports

Again this is a lot of common code we can unify

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/istallion.h b/include/linux/istallion.h
index 053d5aea925c..7faca98c7d14 100644
--- a/include/linux/istallion.h
+++ b/include/linux/istallion.h
@@ -59,7 +59,6 @@ struct stliport {
         unsigned int            devnr;
         int                     baud_base;
         int                     custom_divisor;
-        int                     close_delay;
         int                     closing_wait;
         int                     rc;
         int                     argsize;
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 61a0ab32cf11..fc39db95499f 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -441,6 +441,9 @@ extern void tty_port_raise_dtr_rts(struct tty_port *port);
 extern void tty_port_hangup(struct tty_port *port);
 extern int tty_port_block_til_ready(struct tty_port *port,
                                 struct tty_struct *tty, struct file *filp);
+extern int tty_port_close_start(struct tty_port *port,
+                                struct tty_struct *tty, struct file *filp);
+extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);
 
 extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc);
 extern int tty_unregister_ldisc(int disc);