Re: [PATCH v2] iio: adc: max9611: fix module auto-loading

From: Jonathan Cameron
Date: Fri Dec 29 2017 - 12:54:58 EST


On Fri, 29 Dec 2017 17:30:39 +0200
Andy Shevchenko <andy.shevchenko@xxxxxxxxx> wrote:

> On Fri, Dec 29, 2017 at 3:59 PM, Dmitry Mastykin <mastichi@xxxxxxxxx> wrote:
> > The simplest fix is to move to ->probe_new() since the driver is not
> > used out of DT/ACPI enumeration.
> >
>
> Suggested-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
>
> I suppose, and
>
> Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
I'm a little confused. Why does this now make module autoloading
work where it previously didn't?

Jonathan

>
> Thanks!
>
> > Signed-off-by: Dmitry Mastykin <mastichi@xxxxxxxxx>
> > ---
> > drivers/iio/adc/max9611.c | 5 ++---
> > 1 file changed, 2 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/iio/adc/max9611.c b/drivers/iio/adc/max9611.c
> > index b1dd17c..ce0115a 100644
> > --- a/drivers/iio/adc/max9611.c
> > +++ b/drivers/iio/adc/max9611.c
> > @@ -523,8 +523,7 @@ static const struct of_device_id max9611_of_table[] = {
> > };
> >
> > MODULE_DEVICE_TABLE(of, max9611_of_table);
> > -static int max9611_probe(struct i2c_client *client,
> > - const struct i2c_device_id *id)
> > +static int max9611_probe(struct i2c_client *client)
> > {
> > const char * const shunt_res_prop = "shunt-resistor-micro-ohms";
> > const struct device_node *of_node = client->dev.of_node;
> > @@ -576,7 +575,7 @@ static struct i2c_driver max9611_driver = {
> > .owner = THIS_MODULE,
> > .of_match_table = max9611_of_table,
> > },
> > - .probe = max9611_probe,
> > + .probe_new = max9611_probe,
> > };
> > module_i2c_driver(max9611_driver);
> >
> > --
> > 2.7.4
> >
>
>
>