[Bug 8783] USB serial ports do not work

http://bugs.winehq.org/show_bug.cgi?id=8783

--- Comment #40 from tom schorpp   2008-08-20 13:23:19 ---
(In reply to comment #39)

driver support is in now

--- cp210x-3.0.0/cp210x/cp210x.c        2008-06-19 23:34:28.000000000 +0200
+++ cp210x-schorpp/cp210x/cp210x.c      2008-08-20 20:15:29.000000000 +0200
@@ -1982,6 +1982,13 @@
                        /* NOTREACHED */
                        break;

+                case TIOCGICOUNT:
+                        dbg ("%s (%d) TIOCGICOUNT RX=%d, TX=%d", __FUNCTION__,
+                             port->number, port_priv->icount.rx,
port_priv->icount.tx);
+                        if (copy_to_user((void __user *)arg,
&port_priv->icount, sizeof(port_priv->icount)))
+                                return -EFAULT;
+                        return 0;
+

but still

trace:comm:get_irq_info TIOCGICOUNT err Invalid argument

so wine NOIMPL/bug. can one of the wine devs check it, pls? is it in wine devel
head?