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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Olivier Moysan <olivier.moysan@st.com>,
        Stable@vger.kernel.org, Fabrice Gasnier <fabrice.gasnier@st.com>,
        Jonathan Cameron <Jonathan.Cameron@huawei.com>
Subject: [PATCH 5.5 25/56] iio: adc: stm32-dfsdm: fix single conversion
Date:   Thu, 30 Jan 2020 19:38:42 +0100
Message-Id: <20200130183613.744768597@linuxfoundation.org>
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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);