51 	struct tty_struct	*tty;	/* ptr to TTY structure		*/  member
517 	set_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags);  in ax_encaps()
518 	actual = ax->tty->ops->write(ax->tty, ax->xbuff, count);  in ax_encaps()
551 		       (tty_chars_in_buffer(ax->tty) || ax->xleft) ?  in ax_xmit()
555 		clear_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags);  in ax_xmit()
571 	if (ax->tty == NULL)  in ax_open_dev()
583 	if (ax->tty == NULL)  in ax_open()
632 	if (ax->tty)  in ax_close()
633 		clear_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags);  in ax_close()
675 static struct mkiss *mkiss_get(struct tty_struct *tty)  in mkiss_get()  argument
680 	ax = tty->disc_data;  in mkiss_get()
696 static int mkiss_open(struct tty_struct *tty)  in mkiss_open()  argument
704 	if (tty->ops->write == NULL)  in mkiss_open()
721 	ax->tty = tty;  in mkiss_open()
722 	tty->disc_data = ax;  in mkiss_open()
723 	tty->receive_room = 65535;  in mkiss_open()
725 	tty_driver_flush_buffer(tty);  in mkiss_open()
782 static void mkiss_close(struct tty_struct *tty)  in mkiss_close()  argument
787 	ax = tty->disc_data;  in mkiss_close()
788 	tty->disc_data = NULL;  in mkiss_close()
810 	ax->tty = NULL;  in mkiss_close()
816 static int mkiss_ioctl(struct tty_struct *tty, struct file *file,  in mkiss_ioctl()  argument
819 	struct mkiss *ax = mkiss_get(tty);  in mkiss_ioctl()
879 static long mkiss_compat_ioctl(struct tty_struct *tty, struct file *file,  in mkiss_compat_ioctl()  argument
887 		return mkiss_ioctl(tty, file, cmd,  in mkiss_compat_ioctl()
901 static void mkiss_receive_buf(struct tty_struct *tty, const unsigned char *cp,  in mkiss_receive_buf()  argument
904 	struct mkiss *ax = mkiss_get(tty);  in mkiss_receive_buf()
929 	tty_unthrottle(tty);  in mkiss_receive_buf()
936 static void mkiss_write_wakeup(struct tty_struct *tty)  in mkiss_write_wakeup()  argument
938 	struct mkiss *ax = mkiss_get(tty);  in mkiss_write_wakeup()
948 		clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in mkiss_write_wakeup()
954 	actual = tty->ops->write(tty, ax->xhead, ax->xleft);  in mkiss_write_wakeup()