Re: [PATCH v3 3/3] iio: proximity: Add a ChromeOS EC MKBP proximity driver

From: Stephen Boyd
Date: Thu Jan 28 2021 - 12:17:06 EST


Quoting Enric Balletbo Serra (2021-01-28 01:58:48)
> Missatge de Stephen Boyd <swboyd@xxxxxxxxxxxx> del dia dj., 28 de gen.
> 2021 a les 9:48:
> > diff --git a/drivers/iio/proximity/cros_ec_mkbp_proximity.c b/drivers/iio/proximity/cros_ec_mkbp_proximity.c
> > new file mode 100644
> > index 000000000000..c8f33cf11b42
> > --- /dev/null
> > +++ b/drivers/iio/proximity/cros_ec_mkbp_proximity.c
> > @@ -0,0 +1,245 @@
> > + data->notifier.notifier_call = cros_ec_mkbp_proximity_notify;
> > + ret = blocking_notifier_chain_register(&ec->event_notifier,
> > + &data->notifier);
> > + if (ret)
> > + dev_err(dev, "cannot register notifier: %d\n", ret);
> > +
> > + return ret;
>
> blocking_notifier_chain_register always return 0, so the error path
> will never happen, you can simplify this a bit with directly:
>
> return blocking_notifier_chain_register(&ec->event_notifier, &data->notifier);
>
> Other than this minor nit
>
> Reviewed-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
>

Cool thanks! I've rolled it into a v4 but I'll wait a day or so for any
more comments before sending again.