R: [PATCH v2] gpiolib: Disallow identical line names in the same chip

[Flavio Suligoi <f.suligoi@xxxxxxx>]

Hi Geert,

> > > > about the duplicate line names, what do you think
> > > > about adding to the command "gpiofind" of libgpiod tools,
> > > > the possibility to discover all the duplicate gpio lines?
> > > >
> > > > For example, something like the following:
> > > >
> > > > # gpiofind button_1
> > > > gpiochip0 20
> > > > gpiochip0 22 (duplicate)
> > >
> > > This cannot happen, as the duplicate is on the same gpiochip.
> >
> > Just a question:  I think that a duplicate name can be present
> > both in the same gpiochip and also in different gpiochips.
> > The same gpio line name can be wrongly present on different gpiochips,
> > for example caused by a mistake writing an ACPI table.
> 
> A duplicate name in the same gpiochip is rejected, as per the patch that
> started this thread.

right, thanks Geert!

> 
> Gr{oetje,eeting}s,
> 
>                         Geert

Best regards,
Flavio