Re: [PATCH v3] iio: st_sensors: don't always auto-enable I2C and SPI interface drivers

From: Andy Shevchenko
Date: Mon Jan 10 2022 - 13:49:08 EST


On Mon, Jan 10, 2022 at 08:04:35PM +0300, Nikita Yushchenko wrote:
> 10.01.2022 18:53, Andy Shevchenko wrote:
> > On Mon, Jan 10, 2022 at 06:24:32PM +0300, Nikita Yushchenko wrote:

...

> > The same question as per v2.
> >
> > > + default I2C && IIO_ST_ACCEL_3AXIS
> >
> > What will be the results when I2C=y and the second ones =m?
>
> $ grep CONFIG_I2C= .config
> CONFIG_I2C=y
> $ grep IIO_ST_ACCEL .config
> CONFIG_IIO_ST_ACCEL_3AXIS=m
> CONFIG_IIO_ST_ACCEL_I2C_3AXIS=m
> # CONFIG_IIO_ST_ACCEL_SPI_3AXIS is not set
>
> $ vim .config
> <remove CONFIG_IIO_ST_ACCEL_I2C_3AXIS line>
> $ grep IIO_ST_ACCEL .config
> CONFIG_IIO_ST_ACCEL_3AXIS=m
> # CONFIG_IIO_ST_ACCEL_SPI_3AXIS is not set
>
> $ make menuconfig
> <immediately exit>
>
> $ grep IIO_ST_ACCEL .config
> CONFIG_IIO_ST_ACCEL_3AXIS=m
> CONFIG_IIO_ST_ACCEL_I2C_3AXIS=m
> # CONFIG_IIO_ST_ACCEL_SPI_3AXIS is not set
>
> CONFIG_IIO_ST_ACCEL_I2C_3AXIS was set to =m by default. I believe this is correct behavior.

Yes, thanks for confirming.

--
With Best Regards,
Andy Shevchenko