242 static void unset_locked_termios(struct ktermios *termios,  in unset_locked_termios()  argument
255 	NOSET_MASK(termios->c_iflag, old->c_iflag, locked->c_iflag);  in unset_locked_termios()
256 	NOSET_MASK(termios->c_oflag, old->c_oflag, locked->c_oflag);  in unset_locked_termios()
257 	NOSET_MASK(termios->c_cflag, old->c_cflag, locked->c_cflag);  in unset_locked_termios()
258 	NOSET_MASK(termios->c_lflag, old->c_lflag, locked->c_lflag);  in unset_locked_termios()
259 	termios->c_line = locked->c_line ? old->c_line : termios->c_line;  in unset_locked_termios()
261 		termios->c_cc[i] = locked->c_cc[i] ?  in unset_locked_termios()
262 			old->c_cc[i] : termios->c_cc[i];  in unset_locked_termios()
314 speed_t tty_termios_baud_rate(struct ktermios *termios)  in tty_termios_baud_rate()  argument
318 	cbaud = termios->c_cflag & CBAUD;  in tty_termios_baud_rate()
323 		return termios->c_ospeed;  in tty_termios_baud_rate()
329 			termios->c_cflag &= ~CBAUDEX;  in tty_termios_baud_rate()
349 speed_t tty_termios_input_baud_rate(struct ktermios *termios)  in tty_termios_input_baud_rate()  argument
352 	unsigned int cbaud = (termios->c_cflag >> IBSHIFT) & CBAUD;  in tty_termios_input_baud_rate()
355 		return tty_termios_baud_rate(termios);  in tty_termios_input_baud_rate()
359 		return termios->c_ispeed;  in tty_termios_input_baud_rate()
365 			termios->c_cflag &= ~(CBAUDEX << IBSHIFT);  in tty_termios_input_baud_rate()
371 	return tty_termios_baud_rate(termios);  in tty_termios_input_baud_rate()
398 void tty_termios_encode_baud_rate(struct ktermios *termios,  in tty_termios_encode_baud_rate()  argument
409 	termios->c_ispeed = ibaud;  in tty_termios_encode_baud_rate()
410 	termios->c_ospeed = obaud;  in tty_termios_encode_baud_rate()
417 	if ((termios->c_cflag & CBAUD) == BOTHER)  in tty_termios_encode_baud_rate()
419 	if (((termios->c_cflag >> IBSHIFT) & CBAUD) == BOTHER)  in tty_termios_encode_baud_rate()
421 	if ((termios->c_cflag >> IBSHIFT) & CBAUD)  in tty_termios_encode_baud_rate()
424 	termios->c_cflag &= ~CBAUD;  in tty_termios_encode_baud_rate()
436 			termios->c_cflag |= baud_bits[i];  in tty_termios_encode_baud_rate()
448 				termios->c_cflag |= (baud_bits[i] << IBSHIFT);  in tty_termios_encode_baud_rate()
460 		termios->c_cflag |= BOTHER;  in tty_termios_encode_baud_rate()
464 		termios->c_cflag |= (BOTHER << IBSHIFT);  in tty_termios_encode_baud_rate()
486 	tty_termios_encode_baud_rate(&tty->termios, ibaud, obaud);  in tty_encode_baud_rate()
557 	old_termios = tty->termios;  in tty_set_termios()
558 	tty->termios = *new_termios;  in tty_set_termios()
559 	unset_locked_termios(&tty->termios, &old_termios, &tty->termios_locked);  in tty_set_termios()
564 		tty_termios_copy_hw(&tty->termios, &old_termios);  in tty_set_termios()
600 	tmp_termios = tty->termios;  in set_termios()
610 						(struct termios __user *)arg))  in set_termios()
619 					(struct termios __user *)arg))
654 	*kterm = tty->termios;  in copy_termios()
729 	if (!(tty->termios.c_lflag & ICANON)) {  in get_sgflags()
730 		if (tty->termios.c_lflag & ISIG)  in get_sgflags()
735 	if (tty->termios.c_lflag & ECHO)  in get_sgflags()
737 	if (tty->termios.c_oflag & OPOST)  in get_sgflags()
738 		if (tty->termios.c_oflag & ONLCR)  in get_sgflags()
748 	tmp.sg_ispeed = tty->termios.c_ispeed;  in get_sgttyb()
749 	tmp.sg_ospeed = tty->termios.c_ospeed;  in get_sgttyb()
750 	tmp.sg_erase = tty->termios.c_cc[VERASE];  in get_sgttyb()
751 	tmp.sg_kill = tty->termios.c_cc[VKILL];  in get_sgttyb()
758 static void set_sgflags(struct ktermios *termios, int flags)  in set_sgflags()  argument
760 	termios->c_iflag = ICRNL | IXON;  in set_sgflags()
761 	termios->c_oflag = 0;  in set_sgflags()
762 	termios->c_lflag = ISIG | ICANON;  in set_sgflags()
764 		termios->c_iflag = 0;  in set_sgflags()
765 		termios->c_lflag &= ~ICANON;  in set_sgflags()
768 		termios->c_lflag |= ECHO | ECHOE | ECHOK |  in set_sgflags()
772 		termios->c_oflag |= OPOST | ONLCR;  in set_sgflags()
775 		termios->c_iflag = 0;  in set_sgflags()
776 		termios->c_lflag &= ~(ISIG | ICANON);  in set_sgflags()
778 	if (!(termios->c_lflag & ICANON)) {  in set_sgflags()
779 		termios->c_cc[VMIN] = 1;  in set_sgflags()
780 		termios->c_cc[VTIME] = 0;  in set_sgflags()
799 	struct ktermios termios;  in set_sgttyb()  local
809 	termios = tty->termios;  in set_sgttyb()
810 	termios.c_cc[VERASE] = tmp.sg_erase;  in set_sgttyb()
811 	termios.c_cc[VKILL] = tmp.sg_kill;  in set_sgttyb()
812 	set_sgflags(&termios, tmp.sg_flags);  in set_sgttyb()
815 	tty_termios_encode_baud_rate(&termios, termios.c_ispeed,  in set_sgttyb()
816 						termios.c_ospeed);  in set_sgttyb()
819 	tty_set_termios(tty, &termios);  in set_sgttyb()
830 	tmp.t_intrc = tty->termios.c_cc[VINTR];  in get_tchars()
831 	tmp.t_quitc = tty->termios.c_cc[VQUIT];  in get_tchars()
832 	tmp.t_startc = tty->termios.c_cc[VSTART];  in get_tchars()
833 	tmp.t_stopc = tty->termios.c_cc[VSTOP];  in get_tchars()
834 	tmp.t_eofc = tty->termios.c_cc[VEOF];  in get_tchars()
835 	tmp.t_brkc = tty->termios.c_cc[VEOL2];	/* what is brkc anyway? */  in get_tchars()
847 	tty->termios.c_cc[VINTR] = tmp.t_intrc;  in set_tchars()
848 	tty->termios.c_cc[VQUIT] = tmp.t_quitc;  in set_tchars()
849 	tty->termios.c_cc[VSTART] = tmp.t_startc;  in set_tchars()
850 	tty->termios.c_cc[VSTOP] = tmp.t_stopc;  in set_tchars()
851 	tty->termios.c_cc[VEOF] = tmp.t_eofc;  in set_tchars()
852 	tty->termios.c_cc[VEOL2] = tmp.t_brkc;	/* what is brkc anyway? */  in set_tchars()
864 	tmp.t_suspc = tty->termios.c_cc[VSUSP];  in get_ltchars()
866 	tmp.t_dsuspc = tty->termios.c_cc[VSUSP];  in get_ltchars()
867 	tmp.t_rprntc = tty->termios.c_cc[VREPRINT];  in get_ltchars()
869 	tmp.t_flushc = tty->termios.c_cc[VEOL2];  in get_ltchars()
870 	tmp.t_werasc = tty->termios.c_cc[VWERASE];  in get_ltchars()
871 	tmp.t_lnextc = tty->termios.c_cc[VLNEXT];  in get_ltchars()
884 	tty->termios.c_cc[VSUSP] = tmp.t_suspc;  in set_ltchars()
886 	tty->termios.c_cc[VEOL2] = tmp.t_dsuspc;  in set_ltchars()
887 	tty->termios.c_cc[VREPRINT] = tmp.t_rprntc;  in set_ltchars()
889 	tty->termios.c_cc[VEOL2] = tmp.t_flushc;  in set_ltchars()
890 	tty->termios.c_cc[VWERASE] = tmp.t_werasc;  in set_ltchars()
891 	tty->termios.c_cc[VLNEXT] = tmp.t_lnextc;  in set_ltchars()
913 	old = tty->termios;  in tty_change_softcar()
914 	tty->termios.c_cflag &= ~CLOCAL;  in tty_change_softcar()
915 	tty->termios.c_cflag |= bit;  in tty_change_softcar()
918 	if ((tty->termios.c_cflag & CLOCAL) != bit)  in tty_change_softcar()
981 		if (kernel_termios_to_user_termios((struct termios __user *)arg, &kterm))  in tty_mode_ioctl()
987 		if (kernel_termios_to_user_termios_1((struct termios __user *)arg, &kterm))  in tty_mode_ioctl()
1013 		if (kernel_termios_to_user_termios((struct termios __user *)arg, &kterm))  in tty_mode_ioctl()
1021 					       (struct termios __user *) arg))  in tty_mode_ioctl()
1030 		if (kernel_termios_to_user_termios_1((struct termios __user *)arg, &kterm))  in tty_mode_ioctl()
1038 					       (struct termios __user *) arg))  in tty_mode_ioctl()