567 isdn_calc_usage(int si, int l2)  in isdn_calc_usage()  argument
573 		switch (l2) {  in isdn_calc_usage()
600 	int l2 = m->mdmreg[REG_L2PROT];  in isdn_tty_dial()  local
611 	usg = isdn_calc_usage(si, l2);  in isdn_tty_dial()
614 	    (l2 != ISDN_PROTO_L2_MODEM)  in isdn_tty_dial()
616 	    && (l2 != ISDN_PROTO_L2_FAX)  in isdn_tty_dial()
619 		l2 = ISDN_PROTO_L2_TRANS;  in isdn_tty_dial()
625 	i = isdn_get_free_channel(usg, l2, m->mdmreg[REG_L3PROT], -1, -1, m->msn);  in isdn_tty_dial()
649 		info->last_l2 = l2;  in isdn_tty_dial()
650 		cmd.arg = info->isdn_channel + (l2 << 8);  in isdn_tty_dial()
656 		if (l2 == ISDN_PROTO_L2_FAX) {  in isdn_tty_dial()
809 	int l2 = m->mdmreg[REG_L2PROT];  in isdn_tty_resume()  local
822 	usg = isdn_calc_usage(si, l2);  in isdn_tty_resume()
825 	    (l2 != ISDN_PROTO_L2_MODEM)  in isdn_tty_resume()
827 	    && (l2 != ISDN_PROTO_L2_FAX)  in isdn_tty_resume()
830 		l2 = ISDN_PROTO_L2_TRANS;  in isdn_tty_resume()
836 	i = isdn_get_free_channel(usg, l2, m->mdmreg[REG_L3PROT], -1, -1, m->msn);  in isdn_tty_resume()
860 		info->last_l2 = l2;  in isdn_tty_resume()
861 		cmd.arg = info->isdn_channel + (l2 << 8);  in isdn_tty_resume()
898 	int l2 = m->mdmreg[REG_L2PROT];  in isdn_tty_send_msg()  local
917 	usg = isdn_calc_usage(si, l2);  in isdn_tty_send_msg()
920 	    (l2 != ISDN_PROTO_L2_MODEM)  in isdn_tty_send_msg()
922 	    && (l2 != ISDN_PROTO_L2_FAX)  in isdn_tty_send_msg()
925 		l2 = ISDN_PROTO_L2_TRANS;  in isdn_tty_send_msg()
931 	i = isdn_get_free_channel(usg, l2, m->mdmreg[REG_L3PROT], -1, -1, m->msn);  in isdn_tty_send_msg()
954 		info->last_l2 = l2;  in isdn_tty_send_msg()
955 		cmd.arg = info->isdn_channel + (l2 << 8);  in isdn_tty_send_msg()
2971 	int l2;  in isdn_tty_cmd_ATA()  local
2979 		l2 = m->mdmreg[REG_L2PROT];  in isdn_tty_cmd_ATA()
2984 				if ((l2 != ISDN_PROTO_L2_MODEM) && (l2 != ISDN_PROTO_L2_FAX))  in isdn_tty_cmd_ATA()
2985 					l2 = ISDN_PROTO_L2_TRANS;  in isdn_tty_cmd_ATA()
2987 				l2 = ISDN_PROTO_L2_X75I;  in isdn_tty_cmd_ATA()
2992 		cmd.arg = info->isdn_channel + (l2 << 8);  in isdn_tty_cmd_ATA()
2993 		info->last_l2 = l2;  in isdn_tty_cmd_ATA()
2999 		if (l2 == ISDN_PROTO_L2_FAX) {  in isdn_tty_cmd_ATA()