linux-kernel - [PATCH 3/4] iio: adc: stm32-dfsdm: use resolution define

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Message-ID: <20200204101008.11411-4-olivier.moysan@st.com>
Date:   Tue, 4 Feb 2020 11:10:07 +0100
From:   Olivier Moysan <olivier.moysan@...com>
To:     <jic23@...nel.org>, <robh+dt@...nel.org>, <olivier.moysan@...com>
CC:     <mark.rutland@....com>, <knaack.h@....de>, <lars@...afoo.de>,
        <devicetree@...r.kernel.org>, <linux-iio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <pmeerw@...erw.net>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH 3/4] iio: adc: stm32-dfsdm: use resolution define

Use resolution define instead of hard coded value.

Signed-off-by: Olivier Moysan <olivier.moysan@...com>
---
 drivers/iio/adc/stm32-dfsdm-adc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index 2aad2cda6943..07b9dfdf8e76 100644
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -1440,7 +1440,7 @@ static int stm32_dfsdm_adc_chan_init_one(struct iio_dev *indio_dev,
 		ch->scan_type.shift = 8;
 	}
 	ch->scan_type.sign = 's';
-	ch->scan_type.realbits = 24;
+	ch->scan_type.realbits = DFSDM_DATA_RES;
 	ch->scan_type.storagebits = 32;
 
 	return stm32_dfsdm_chan_configure(adc->dfsdm,
-- 
2.17.1