[RFC PATCH asoc] IIO: ADC: stm32_dfsdm_stop_filter() can be static

[Arnaud Pouliquen]

Acked-by: Arnaud Pouliquen <arnaud.pouliquen at st.com>

On 01/10/2018 04:23 PM, kbuild test robot wrote:
> 
> Fixes: e2e6771c6462 ("IIO: ADC: add STM32 DFSDM sigma delta ADC support")
> Signed-off-by: Fengguang Wu <fengguang.wu at intel.com>
> ---
>  stm32-dfsdm-adc.c |    8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c
> b/drivers/iio/adc/stm32-dfsdm-adc.c
> index b03ca3f..e628d04 100644
> --- a/drivers/iio/adc/stm32-dfsdm-adc.c
> +++ b/drivers/iio/adc/stm32-dfsdm-adc.c
> @@ -254,7 +254,7 @@ static int stm32_dfsdm_start_filter(struct
> stm32_dfsdm *dfsdm,
>                                    DFSDM_CR1_RSWSTART(1));
>  }
>  
> -void stm32_dfsdm_stop_filter(struct stm32_dfsdm *dfsdm, unsigned int fl_id)
> +static void stm32_dfsdm_stop_filter(struct stm32_dfsdm *dfsdm, unsigned
> int fl_id)
>  {
>          /* Disable conversion */
>          regmap_update_bits(dfsdm->regmap, DFSDM_CR1(fl_id),
> @@ -296,9 +296,9 @@ static int stm32_dfsdm_filter_configure(struct
> stm32_dfsdm *dfsdm,
>                                    DFSDM_CR1_RSYNC(fl->sync_mode));
>  }
>  
> -int stm32_dfsdm_channel_parse_of(struct stm32_dfsdm *dfsdm,
> -                                struct iio_dev *indio_dev,
> -                                struct iio_chan_spec *ch)
> +static int stm32_dfsdm_channel_parse_of(struct stm32_dfsdm *dfsdm,
> +                                       struct iio_dev *indio_dev,
> +                                       struct iio_chan_spec *ch)
>  {
>          struct stm32_dfsdm_channel *df_ch;
>          const char *of_str;