[PATCH 5.4 024/110] iio: adc: stm32-dfsdm: fix single conversion

Greg Kroah-Hartman
2020-01-30T18:42:48Z

From: Olivier Moysan <olivier.moysan@st.com>

commit dc26935fb60e8da8d59655dd2ec0de47b20d7d8f upstream.

Apply data formatting to single conversion,
as this is already done in continuous and trigger modes.

Fixes: 102afde62937 ("iio: adc: stm32-dfsdm: manage data resolution in trigger mode")

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Cc: <Stable@vger.kernel.org>
Acked-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/iio/adc/stm32-dfsdm-adc.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -1204,6 +1204,8 @@ static int stm32_dfsdm_single_conv(struc

stm32_dfsdm_stop_conv(adc);

+ stm32_dfsdm_process_data(adc, res);
+
stop_dfsdm:
stm32_dfsdm_stop_dfsdm(adc->dfsdm);