Re: [PATCH 22/23] iio:adc:bcm_iproc: Drop of_match_ptr protection and switch to mod_devicetable.h

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On Sat, Jul 4, 2020 at 6:59 PM Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
>
> On Tue, 30 Jun 2020 10:25:24 +0300
> Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote:
>
> > On Sun, Jun 28, 2020 at 3:39 PM Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> > >
> > > From: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> > >
> > > Whilst it's unlikely that this driver will ever be instantiated from
> > > ACPI PRP0001 there is little advantage in using the of_match_ptr
> > > protection.  The switch of header is because we only use of_match_id
> > > in here and that is defined in mod_devicetable.h not of.h.
> > >
> > > Note the main reason for this patch is to avoid providing instances
> > > of of_match_ptr being used in IIO that might get copied into new drivers.
> > >
> >
> > Commit message is misleading. The change won't help with ACPI due to
> > syscon_regmap_lookup_by_phandle() call.
>
> I'd missed that.  I'll drop this one.

Actually in this case, if it's not done yet, I prefer to see in
Kconfig something like

depends on OF || COMPILE_TEST

to explicitly show that "yes, you may compile it, but it requires OF
to function with usefulness".

-- 
With Best Regards,
Andy Shevchenko



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