Am Sonntag, 6. Dezember 2009 00:08:46 schrieb Alan Cox: > Simply set port->port.drain_delay = 256; /* good first guess */ > > and the rest should happen automatically and correctly sequenced with the > carrier and flow control signals. A lot of hardware just delays so it's > entirely possible that there isn't a magic transmit drain in any given > device. I suppose cdc-acm should do likewise, shouldn't it? Regards Oliver -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html