diff options
Diffstat (limited to 'sys/sys/ttydevsw.h')
| -rw-r--r-- | sys/sys/ttydevsw.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/sys/ttydevsw.h b/sys/sys/ttydevsw.h index a4f5afbbc572..63b2db468950 100644 --- a/sys/sys/ttydevsw.h +++ b/sys/sys/ttydevsw.h @@ -48,6 +48,7 @@ typedef int tsw_ioctl_t(struct tty *, u_long, caddr_t, struct thread *); typedef int tsw_param_t(struct tty *, struct termios *); typedef int tsw_modem_t(struct tty *, int, int); typedef int tsw_mmap_t(struct tty *, vm_offset_t, vm_paddr_t *, int); +typedef void tsw_pktnotify_t(struct tty *, char); typedef void tsw_free_t(void *); struct ttydevsw { @@ -64,6 +65,7 @@ struct ttydevsw { tsw_modem_t *tsw_modem; /* Modem sigon/sigoff. */ tsw_mmap_t *tsw_mmap; /* mmap() hooks. */ + tsw_pktnotify_t *tsw_pktnotify; /* TIOCPKT events. */ tsw_free_t *tsw_free; /* Destructor. */ }; @@ -148,6 +150,15 @@ ttydevsw_mmap(struct tty *tp, vm_offset_t offset, vm_paddr_t *paddr, int nprot) } static __inline void +ttydevsw_pktnotify(struct tty *tp, char event) +{ + tty_lock_assert(tp, MA_OWNED); + MPASS(!tty_gone(tp)); + + tp->t_devsw->tsw_pktnotify(tp, event); +} + +static __inline void ttydevsw_free(struct tty *tp) { MPASS(tty_gone(tp)); |