Re: [PATCH 17/30] iio: adc: ad7949: Fix misspelling issue and compiler attribute ordering

From: Jonathan Cameron
Date: Sat Jul 18 2020 - 11:03:21 EST


On Thu, 16 Jul 2020 14:59:15 +0100
Lee Jones <lee.jones@xxxxxxxxxx> wrote:

> Kerneldoc gets confused if the variable does not follow the
> type/attribute definitions.
>
> Fixes the following W=1 kernel build warning(s):
>
> drivers/iio/adc/ad7949.c:58: warning: Function parameter or member 'indio_dev' not described in 'ad7949_adc_chip'
> drivers/iio/adc/ad7949.c:58: warning: Function parameter or member '____cacheline_aligned' not described in 'ad7949_adc_chip'
Holding this one pending discussion of whether to add ___cacheline_aligned to
the stuff kernel-doc effectively skips when processing structures.

Jonathan

>
> Cc: Michael Hennerich <Michael.Hennerich@xxxxxxxxxx>
> Cc: Charles-Antoine Couret <charles-antoine.couret@xxxxxxxxxxxxx>
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> drivers/iio/adc/ad7949.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/adc/ad7949.c b/drivers/iio/adc/ad7949.c
> index 2c6f60edb7ced..a3fc42617feb9 100644
> --- a/drivers/iio/adc/ad7949.c
> +++ b/drivers/iio/adc/ad7949.c
> @@ -39,7 +39,7 @@ static const struct ad7949_adc_spec ad7949_adc_spec[] = {
> * struct ad7949_adc_chip - AD ADC chip
> * @lock: protects write sequences
> * @vref: regulator generating Vref
> - * @iio_dev: reference to iio structure
> + * @indio_dev: reference to iio structure
> * @spi: reference to spi structure
> * @resolution: resolution of the chip
> * @cfg: copy of the configuration register
> @@ -54,7 +54,7 @@ struct ad7949_adc_chip {
> u8 resolution;
> u16 cfg;
> unsigned int current_channel;
> - u16 buffer ____cacheline_aligned;
> + u16 ____cacheline_aligned buffer;
> };
>
> static int ad7949_spi_write_cfg(struct ad7949_adc_chip *ad7949_adc, u16 val,