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Diffstat (limited to 'include/linux/tty.h')
-rw-r--r--include/linux/tty.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index e8c6c9136c97..b982a1771141 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -185,7 +185,12 @@ struct tty_port;
struct tty_port_operations {
/* Return 1 if the carrier is raised */
int (*carrier_raised)(struct tty_port *port);
+ /* Control the DTR line */
void (*dtr_rts)(struct tty_port *port, int raise);
+ /* Called when the last close completes or a hangup finishes
+ IFF the port was initialized. Do not use to free resources */
+ void (*shutdown)(struct tty_port *port);
+ void (*drop)(struct tty_port *port);
};
struct tty_port {
@@ -457,7 +462,8 @@ extern int tty_port_block_til_ready(struct tty_port *port,
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 void tty_port_close(struct tty_port *port,
+ struct tty_struct *tty, struct file *filp);
extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc);
extern int tty_unregister_ldisc(int disc);
extern int tty_set_ldisc(struct tty_struct *tty, int ldisc);