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-rw-r--r--include/linux/tty.h27
1 files changed, 14 insertions, 13 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 44091c0db0b4..65cbcf22c31e 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -53,7 +53,7 @@ struct tty_buffer {
53}; 53};
54 54
55struct tty_bufhead { 55struct tty_bufhead {
56 struct work_struct work; 56 struct delayed_work work;
57 struct semaphore pty_sem; 57 struct semaphore pty_sem;
58 spinlock_t lock; 58 spinlock_t lock;
59 struct tty_buffer *head; /* Queue head */ 59 struct tty_buffer *head; /* Queue head */
@@ -175,7 +175,7 @@ struct tty_struct {
175 int index; 175 int index;
176 struct tty_ldisc ldisc; 176 struct tty_ldisc ldisc;
177 struct mutex termios_mutex; 177 struct mutex termios_mutex;
178 struct termios *termios, *termios_locked; 178 struct ktermios *termios, *termios_locked;
179 char name[64]; 179 char name[64];
180 int pgrp; 180 int pgrp;
181 int session; 181 int session;
@@ -258,7 +258,7 @@ struct tty_struct {
258 258
259extern void tty_write_flush(struct tty_struct *); 259extern void tty_write_flush(struct tty_struct *);
260 260
261extern struct termios tty_std_termios; 261extern struct ktermios tty_std_termios;
262 262
263extern int kmsg_redirect; 263extern int kmsg_redirect;
264 264
@@ -276,9 +276,8 @@ extern int tty_register_ldisc(int disc, struct tty_ldisc *new_ldisc);
276extern int tty_unregister_ldisc(int disc); 276extern int tty_unregister_ldisc(int disc);
277extern int tty_register_driver(struct tty_driver *driver); 277extern int tty_register_driver(struct tty_driver *driver);
278extern int tty_unregister_driver(struct tty_driver *driver); 278extern int tty_unregister_driver(struct tty_driver *driver);
279extern struct class_device *tty_register_device(struct tty_driver *driver, 279extern struct device *tty_register_device(struct tty_driver *driver,
280 unsigned index, 280 unsigned index, struct device *dev);
281 struct device *dev);
282extern void tty_unregister_device(struct tty_driver *driver, unsigned index); 281extern void tty_unregister_device(struct tty_driver *driver, unsigned index);
283extern int tty_read_raw_data(struct tty_struct *tty, unsigned char *bufp, 282extern int tty_read_raw_data(struct tty_struct *tty, unsigned char *bufp,
284 int buflen); 283 int buflen);
@@ -294,8 +293,9 @@ extern int tty_hung_up_p(struct file * filp);
294extern void do_SAK(struct tty_struct *tty); 293extern void do_SAK(struct tty_struct *tty);
295extern void disassociate_ctty(int priv); 294extern void disassociate_ctty(int priv);
296extern void tty_flip_buffer_push(struct tty_struct *tty); 295extern void tty_flip_buffer_push(struct tty_struct *tty);
297extern int tty_get_baud_rate(struct tty_struct *tty); 296extern speed_t tty_get_baud_rate(struct tty_struct *tty);
298extern int tty_termios_baud_rate(struct termios *termios); 297extern speed_t tty_termios_baud_rate(struct ktermios *termios);
298extern speed_t tty_termios_input_baud_rate(struct ktermios *termios);
299 299
300extern struct tty_ldisc *tty_ldisc_ref(struct tty_struct *); 300extern struct tty_ldisc *tty_ldisc_ref(struct tty_struct *);
301extern void tty_ldisc_deref(struct tty_ldisc *); 301extern void tty_ldisc_deref(struct tty_ldisc *);
@@ -310,6 +310,12 @@ extern void tty_ldisc_flush(struct tty_struct *tty);
310extern int tty_ioctl(struct inode *inode, struct file *file, unsigned int cmd, 310extern int tty_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
311 unsigned long arg); 311 unsigned long arg);
312 312
313extern dev_t tty_devnum(struct tty_struct *tty);
314extern void proc_clear_tty(struct task_struct *p);
315extern void __proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
316extern void proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
317extern struct tty_struct *get_current_tty(void);
318
313extern struct mutex tty_mutex; 319extern struct mutex tty_mutex;
314 320
315/* n_tty.c */ 321/* n_tty.c */
@@ -336,10 +342,5 @@ extern void console_print(const char *);
336extern int vt_ioctl(struct tty_struct *tty, struct file * file, 342extern int vt_ioctl(struct tty_struct *tty, struct file * file,
337 unsigned int cmd, unsigned long arg); 343 unsigned int cmd, unsigned long arg);
338 344
339static inline dev_t tty_devnum(struct tty_struct *tty)
340{
341 return MKDEV(tty->driver->major, tty->driver->minor_start) + tty->index;
342}
343
344#endif /* __KERNEL__ */ 345#endif /* __KERNEL__ */
345#endif 346#endif