Messages in this thread | | | From | Mychaela Falconia <> | Date | Mon, 30 Nov 2020 23:18:43 -0800 | Subject | Re: [PATCH 0/5] tty: add flag to suppress ready signalling on open |
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On 11/30/20, Jiri Slaby <jirislaby@kernel.org> wrote: > The difference to other control flags is that open raises DTR/RTS in any > case (i.e. including O_NONBLOCK)
Yes, this is the exact root-cause problem I am trying to fix, with Johan's help.
> -- provided baud rate is set (and it is > for casual serials). That means you cannot open a port to configure it > (using e.g. setserial) without actually raising the DTR/RTS.
Exactly.
M~
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