Messages in this thread | | | Date | Mon, 29 Feb 2016 14:45:28 +0000 | From | One Thousand Gnomes <> | Subject | Re: [PATCH v6] serial: support for 16550A serial ports on LP-8x4x |
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> I haven't tested this mode. I am pretty sure it will fail. There is > also no support for speeds higher than 115200. > > CS7 and CS8 at speeds up to 115200 work well. > > However, there is no way to report errors from set_termios(). Should > anything be done about those limitations?
You report back by setting the termios fields to the values actually selected. Eg if you can't do CS5/CS6 you'd pick CS7 or CS8 and write that back into tty->termios so the caller knows what they actually got. Ditto for speed (see the 16550A core driver for the speed write backs).
Alan
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