Re: [PATCH v2] iio: light: tsl2563 change of_property_read to device_property_read

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On Sun, Oct 18, 2020 at 5:05 PM Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
>
> On Sun, 18 Oct 2020 08:55:43 +0530
> Vaishnav M A <vaishnav@xxxxxxxxxxxxxxx> wrote:
>
> > replace the of_property_read_u32 for reading the amstaos,cover-comp-gain
> > property with device_property_read_u32,allows the driver to
> > get the properties information using the more generic device_property_*
> > helpers and opens the possibility of passing the properties during
> > platform instantiation of the device by a suitably populated
> > struct property_entry.
> >
> > Signed-off-by: Vaishnav M A <vaishnav@xxxxxxxxxxxxxxx>
> Please tidy up that description in a similar fashion to I've suggested in
> other reviews.  Code looks fine.
>
> On another day I might have just fixed that description whilst applying but
> we have lots of time at this point in the cycle, hence I'm bouncing
> them back to you ;)
>
> Thanks,
>
> Jonathan
>
Thank you Jonathan for the review, sorry about missing to notify after
sending the v2 patch(and repeating the same mistake a few times), will
make sure that it won't happen again. I have sent a v3 patch updated with
all the suggested changes : https://lore.kernel.org/patchwork/patch/1322194/

Thanks and Regards,
Vaishnav
> > ---
> >  v2:
> >       - fix commit message
> >  drivers/iio/light/tsl2563.c | 14 +++++++-------
> >  1 file changed, 7 insertions(+), 7 deletions(-)
> >
> > diff --git a/drivers/iio/light/tsl2563.c b/drivers/iio/light/tsl2563.c
> > index abc8d7db8dc1..1f1b8b7cefa4 100644
> > --- a/drivers/iio/light/tsl2563.c
> > +++ b/drivers/iio/light/tsl2563.c
> > @@ -703,7 +703,6 @@ static int tsl2563_probe(struct i2c_client *client,
> >       struct iio_dev *indio_dev;
> >       struct tsl2563_chip *chip;
> >       struct tsl2563_platform_data *pdata = client->dev.platform_data;
> > -     struct device_node *np = client->dev.of_node;
> >       int err = 0;
> >       u8 id = 0;
> >
> > @@ -738,13 +737,14 @@ static int tsl2563_probe(struct i2c_client *client,
> >       chip->calib0 = tsl2563_calib_from_sysfs(CALIB_BASE_SYSFS);
> >       chip->calib1 = tsl2563_calib_from_sysfs(CALIB_BASE_SYSFS);
> >
> > -     if (pdata)
> > +     if (pdata) {
> >               chip->cover_comp_gain = pdata->cover_comp_gain;
> > -     else if (np)
> > -             of_property_read_u32(np, "amstaos,cover-comp-gain",
> > -                                  &chip->cover_comp_gain);
> > -     else
> > -             chip->cover_comp_gain = 1;
> > +     } else {
> > +             err = device_property_read_u32(&client->dev, "amstaos,cover-comp-gain",
> > +                                            &chip->cover_comp_gain);
> > +             if (err)
> > +                     chip->cover_comp_gain = 1;
> > +     }
> >
> >       dev_info(&client->dev, "model %d, rev. %d\n", id >> 4, id & 0x0f);
> >       indio_dev->name = client->name;
>



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