Merge tag 'gcc-plugins-v4.13-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git...

[mirror_ubuntu-artful-kernel.git] / include / linux / tty.h

diff --git a/include/linux/tty.h b/include/linux/tty.h
index 73f8d0977bb0bc8312105ee7b70d0be86e6d834c..79c30daf46a92160d7560bcc44acdb785b672631 100644 (file)
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -316,7 +316,6 @@ struct tty_struct {
 
        struct tty_struct *link;
        struct fasync_struct *fasync;
-       int alt_speed;          /* For magic substitution of 38400 bps */
        wait_queue_head_t write_wait;
        wait_queue_head_t read_wait;
        struct work_struct hangup_work;
@@ -400,6 +399,9 @@ extern struct tty_struct *get_current_tty(void);
 /* tty_io.c */
 extern int __init tty_init(void);
 extern const char *tty_name(const struct tty_struct *tty);
+extern struct tty_struct *tty_open_by_driver(dev_t device, struct inode *inode,
+               struct file *filp);
+extern int tty_dev_name_to_number(const char *name, dev_t *number);
 #else
 static inline void tty_kref_put(struct tty_struct *tty)
 { }
@@ -420,6 +422,11 @@ static inline int __init tty_init(void)
 { return 0; }
 static inline const char *tty_name(const struct tty_struct *tty)
 { return "(none)"; }
+static inline struct tty_struct *tty_open_by_driver(dev_t device,
+               struct inode *inode, struct file *filp)
+{ return NULL; }
+static inline int tty_dev_name_to_number(const char *name, dev_t *number)
+{ return -ENOTSUPP; }
 #endif
 
 extern struct ktermios tty_std_termios;
@@ -558,6 +565,15 @@ 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 struct device *tty_port_register_device_serdev(struct tty_port *port,
+               struct tty_driver *driver, unsigned index,
+               struct device *device);
+extern struct device *tty_port_register_device_attr_serdev(struct tty_port *port,
+               struct tty_driver *driver, unsigned index,
+               struct device *device, void *drvdata,
+               const struct attribute_group **attr_grp);
+extern void tty_port_unregister_device(struct tty_port *port,
+               struct tty_driver *driver, unsigned index);
 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_destroy(struct tty_port *port);