Re: [PATCH 1/2] iio: adc: meson-saradc: do not use meson_sar_adc_iio_channels directly

[Jonathan Cameron <jic23@kernel.org>]

On Tue, 25 Sep 2018 00:13:25 +0200
Martin Blumenstingl <martin.blumenstingl@googlemail.com> wrote:

> In the future we may support two different channel sets:
> - one which includes the voltage pads and the temperature sensor output
>   (for Meson8, Meson8b and Meson8m2)
> - one which only includes the voltage pads (GXBB, GXL, GXM and AXG)
> 
> Channel 7 has a special function on all of these platforms. However,
> since we will have different channel array definitions we want our code
> to always use whatever channels struct iio_dev uses.
> 
> No functional changes for now. This is the preparation for adding
> temperature sensor support to this driver.
> 
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Straight forward and 'obviously' correct.

Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
>  drivers/iio/adc/meson_saradc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
> index 1c4ba83c0725..809d1230be34 100644
> --- a/drivers/iio/adc/meson_saradc.c
> +++ b/drivers/iio/adc/meson_saradc.c
> @@ -854,7 +854,7 @@ static int meson_sar_adc_calib(struct iio_dev *indio_dev)
>  	meson_sar_adc_set_chan7_mux(indio_dev, CHAN7_MUX_VDD_DIV4);
>  	usleep_range(10, 20);
>  	ret = meson_sar_adc_get_sample(indio_dev,
> -				       &meson_sar_adc_iio_channels[7],
> +				       &indio_dev->channels[7],
>  				       MEAN_AVERAGING, EIGHT_SAMPLES, &value0);
>  	if (ret < 0)
>  		goto out;
> @@ -862,7 +862,7 @@ static int meson_sar_adc_calib(struct iio_dev *indio_dev)
>  	meson_sar_adc_set_chan7_mux(indio_dev, CHAN7_MUX_VDD_MUL3_DIV4);
>  	usleep_range(10, 20);
>  	ret = meson_sar_adc_get_sample(indio_dev,
> -				       &meson_sar_adc_iio_channels[7],
> +				       &indio_dev->channels[7],
>  				       MEAN_AVERAGING, EIGHT_SAMPLES, &value1);
>  	if (ret < 0)
>  		goto out;