@@ -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;