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Diffstat (limited to 'include/linux/tty.h')
-rw-r--r--include/linux/tty.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 7ac5add66c00..bf1bcdb01df0 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -610,6 +610,19 @@ static inline void tty_port_set_suspended(struct tty_port *port, bool val)
clear_bit(TTY_PORT_SUSPENDED, &port->iflags);
}
+static inline bool tty_port_initialized(struct tty_port *port)
+{
+ return test_bit(TTY_PORT_INITIALIZED, &port->iflags);
+}
+
+static inline void tty_port_set_initialized(struct tty_port *port, bool val)
+{
+ if (val)
+ set_bit(TTY_PORT_INITIALIZED, &port->iflags);
+ else
+ clear_bit(TTY_PORT_INITIALIZED, &port->iflags);
+}
+
extern struct tty_struct *tty_port_tty_get(struct tty_port *port);
extern void tty_port_tty_set(struct tty_port *port, struct tty_struct *tty);
extern int tty_port_carrier_raised(struct tty_port *port);