> (pch_uart device has auto hardware flow control function. So, > pch_uart driver doesn't have to control modem status interrupt.) This is true for flow control bits but not for incoming carrier detect ? > This patch deletes the code. > + dev_info(priv->port.dev, > + "PCH UART : Modem status interrupt is not > supported.\n"); } dev_info seems wrong here. Does the user need to know this ? -- 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