[PATCH 01/16] iio: adc: max1027: Fix wrong shift with 12-bit devices

From: Miquel Raynal
Date: Wed Aug 18 2021 - 07:11:53 EST


10-bit devices must shift the value twice.
This is not needed anymore on 12-bit devices.

Fixes: ae47d009b508 ("iio: adc: max1027: Introduce 12-bit devices support")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
---
drivers/iio/adc/max1027.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c
index 655ab02d03d8..4a42d140a4b0 100644
--- a/drivers/iio/adc/max1027.c
+++ b/drivers/iio/adc/max1027.c
@@ -103,7 +103,7 @@ MODULE_DEVICE_TABLE(of, max1027_adc_dt_ids);
.sign = 'u', \
.realbits = depth, \
.storagebits = 16, \
- .shift = 2, \
+ .shift = (depth == 10) ? 2 : 0, \
.endianness = IIO_BE, \
}, \
}
--
2.27.0