Messages in this thread | | | From | Andy Shevchenko <> | Date | Mon, 30 Nov 2020 20:29:59 +0200 | Subject | Re: [PATCH 3/5] USB: serial: add sysfs attribute to suppress ready signalling on open |
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On Mon, Nov 30, 2020 at 5:42 PM Johan Hovold <johan@kernel.org> wrote: > > Add a nordy sysfs attribute to suppress raising the modem-control lines > on open to signal DTE readiness. > > This can be use to prevent undesirable side-effects on open for > applications where the DTR and RTS lines are used for non-standard > purposes such as generating power-on and reset pulses.
...
> + ret = kstrtouint(buf, 0, &val); > + if (ret) > + return ret; > + > + if (val > 1) > + return -EINVAL;
kstrtobool() ?
-- With Best Regards, Andy Shevchenko
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