Oops, I must admit that I was not aware of that thread. Mea culpa! I will go through those arguments and see if I can take some effort from that. Again, I will not take care of any software RS485 and I will never use any name that contains RTS. I will also keep my ioctl implementation instead of any termios stuff - when nobody contradicts. Matthias > Hello Chris, > > On Sun, Dec 21, 2008 at 08:50:04PM +1100, Chris Gibson wrote: > > Two and a half weeks ago I submitted a patch to implement RS485 auto > > direction control on either (or both) the RTS and the DTR lines with > > varying pre and post delay settings that would work for _all_ uarts that > > support mctrl. > > Just observing the case, I assume that this concern about software RS485 > is still valid: > > http://article.gmane.org/gmane.linux.serial/2568 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html