Messages in this thread Patch in this message |  | | From | Marcus Folkesson <> | Subject | [PATCH v3 1/9] iio: adc: mcp3911: make use of the sign bit | Date | Mon, 4 Jul 2022 19:21:08 +0200 |
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The device supports negative values as well.
Fixes: 3a89b289df5d ("iio: adc: add support for mcp3911") Signed-off-by: Marcus Folkesson <marcus.folkesson@gmail.com> --- drivers/iio/adc/mcp3911.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c index 1cb4590fe412..f581cefb6719 100644 --- a/drivers/iio/adc/mcp3911.c +++ b/drivers/iio/adc/mcp3911.c @@ -113,6 +113,8 @@ static int mcp3911_read_raw(struct iio_dev *indio_dev, if (ret) goto out; + *val = sign_extend32(*val, 23); + ret = IIO_VAL_INT; break; -- 2.36.1
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