Re: [PATCH v2 1/1]: iio: light: rpr0521: add missing Kconfig dependencies

From: Paul Gazzillo
Date: Fri Nov 11 2022 - 10:25:58 EST


On 11/11/2022, Andy Shevchenko wrote:
> On Thu, Nov 10, 2022 at 04:47:29PM -0500, Paul Gazzillo wrote:
> > Fix an implicit declaration of function error for rpr0521 under some configs
> >
> > When CONFIG_RPR0521 is enabled without CONFIG_IIO_TRIGGERED_BUFFER,
> > the build results in "implicit declaration of function" errors, e.g.,
> > drivers/iio/light/rpr0521.c:434:3: error: implicit declaration of function
> > 'iio_trigger_poll_chained' [-Werror=implicit-function-declaration]
> > 434 | iio_trigger_poll_chained(data->drdy_trigger0);
> > | ^~~~~~~~~~~~~~~~~~~~~~~~
> >
> > This fix adds select dependencies to RPR0521's configuration declaration.
> >
> > Signed-off-by: Paul Gazzillo <paul@xxxxxxxxx>
> > Link: https://bugzilla.kernel.org/show_bug.cgi?id=216678
>
> No need to create a bugzilla report on such tiny issues that do actually not
> affect the working configurations.

Understood. Thanks for your help!

>
> FWIW,
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> > ---
> > V1 -> V2: Cleaned up commit message per reviewer comments and added link
> > to bug report.
> >
> > drivers/iio/light/Kconfig | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig
> > index 7cf6e8490123..0d4447df7200 100644
> > --- a/drivers/iio/light/Kconfig
> > +++ b/drivers/iio/light/Kconfig
> > @@ -293,6 +293,8 @@ config RPR0521
> > tristate "ROHM RPR0521 ALS and proximity sensor driver"
> > depends on I2C
> > select REGMAP_I2C
> > + select IIO_BUFFER
> > + select IIO_TRIGGERED_BUFFER
> > help
> > Say Y here if you want to build support for ROHM's RPR0521
> > ambient light and proximity sensor device.
> > --
> > 2.25.1
>
> --
> With Best Regards,
> Andy Shevchenko

Best,
Paul