* Tony Lindgren <tony@xxxxxxxxxxx> [120302 08:31]:
> * Grant Likely <grant.likely@xxxxxxxxxxxx> [120302 01:00]:
> > On Thu, 01 Mar 2012 10:55:24 -0800, Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> > > +
> > > +/**
> > > + * gpiochip_find_by_name() - iterator for locating a gpio_chip by name
> > > + * @name: name of the gpio_chip
> > > + *
> > > + * Similar to bus_find_device_by_name. It returns a reference to the
> > > + * first gpio_chip with matching name. It ignores NULL and empty names.
> > > + * If you need to do something more complex, then use gpiochip_find.
> > > + */
> > > +struct gpio_chip *gpiochip_find_by_name(const char *name)
> > > +{
> > > + if (!name || !strcmp(name, ""))
> > > + return NULL;
> > > +
> > > + return gpiochip_find((void *)name, match_name);
> >
> > Nasty cast. Can the signature for gpiochip_find be changed to accept
> > a (const void *)?
>
> I think so, this too comes from the bus code.
Looks like it can't be const as of_node_to_gpiochip uses it with
a struct device_node * that for of_get_named_gpio_flags comes from
of_parse_phandle_with_args.
Regards,
Tony
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