mutex_lock(&port->mutex);
mxser_close_port(port);
mxser_flush_buffer(tty);
+ if (test_bit(ASYNCB_INITIALIZED, &port->flags)) {
+ if (C_HUPCL(tty))
+ tty_port_lower_dtr_rts(port);
+ }
mxser_shutdown_port(port);
clear_bit(ASYNCB_INITIALIZED, &port->flags);
mutex_unlock(&port->mutex);
if (ip->type == PORT_16550A)
me->fifo[p] = 1;
- opmode = inb(ip->opmode_ioaddr)>>((p % 4) * 2);
- opmode &= OP_MODE_MASK;
+ if (ip->board->chip_flag == MOXA_MUST_MU860_HWID) {
+ opmode = inb(ip->opmode_ioaddr)>>((p % 4) * 2);
+ opmode &= OP_MODE_MASK;
+ } else {
+ opmode = RS232_MODE;
+ }
me->iftype[p] = opmode;
mutex_unlock(&port->mutex);
}
int shiftbit;
unsigned char val, mask;
+ if (info->board->chip_flag != MOXA_MUST_MU860_HWID)
+ return -EFAULT;
+
p = tty->index % 4;
if (cmd == MOXA_SET_OP_MODE) {
if (get_user(opmode, (int __user *) argp))