Re: [PATCH v4 3/3] iio: proximity: Add a ChromeOS EC MKBP proximity driver

From: Stephen Boyd
Date: Tue Feb 09 2021 - 21:45:15 EST


Quoting Stephen Boyd (2021-02-06 19:21:39)
> Quoting Jonathan Cameron (2021-02-06 08:17:11)
> > On Tue, 2 Feb 2021 10:44:34 -0800
> > Stephen Boyd <swboyd@xxxxxxxxxxxx> wrote:
> >
> > > +static struct platform_driver cros_ec_mkbp_proximity_driver = {
> > > + .driver = {
> > > + .name = "cros-ec-mkbp-proximity",
> > > + .of_match_table = of_match_ptr(cros_ec_mkbp_proximity_of_match),
> > I'm going to assume we know no one is going to use this with
> > ACPI via PRP0001 given presumably the firmware on these devices
> > is tightly controlled.
>
> Correct.
>
> >
> > However, we should should still drop the of_match_ptr
> > as it will lead to an unused warning for cros_ec_mkbp_proximity_of_match
> > if anyone builds this without CONFIG_OF + it sets a general bad
> > precedence that I'd rather wasn't around for people to copy.
> > Note that in general we are slowly ripping these out of IIO but
> > probably lots still there.
> >
> > If this is all that is needed in this version I'll just do it
> > whilst applying unless anyone shouts.
> >
>
> Agreed. Thanks for fixing that last little bit.

Seems Rob wanted a small tweak to the binding so I'll resend this now
and drop the of_match_ptr() usage.