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authorTomasz Duszynski <tomasz.duszynski@octakon.com>2020-06-01 19:15:52 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-21 10:48:07 +0300
commitce2f02ca2995159910dba37aa2eab822fde80690 (patch)
tree5c3a321dad5ee8ac992b4b16942458684a8d3395 /Documentation
parent613da0efb4aa7168ce54f0e990c068b7bc2fae28 (diff)
downloadlinux-ce2f02ca2995159910dba37aa2eab822fde80690.tar.xz
iio: improve IIO_CONCENTRATION channel type description
[ Upstream commit df16c33a4028159d1ba8a7061c9fa950b58d1a61 ] IIO_CONCENTRATION together with INFO_RAW specifier is used for reporting raw concentrations of pollutants. Raw value should be meaningless before being properly scaled. Because of that description shouldn't mention raw value unit whatsoever. Fix this by rephrasing existing description so it follows conventions used throughout IIO ABI docs. Fixes: 8ff6b3bc94930 ("iio: chemical: Add IIO_CONCENTRATION channel type") Signed-off-by: Tomasz Duszynski <tomasz.duszynski@octakon.com> Acked-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-iio3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 64e65450f483..e21e2ca3e4f9 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -1524,7 +1524,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_voc_raw
KernelVersion: 4.3
Contact: linux-iio@vger.kernel.org
Description:
- Raw (unscaled no offset etc.) percentage reading of a substance.
+ Raw (unscaled no offset etc.) reading of a substance. Units
+ after application of scale and offset are percents.
What: /sys/bus/iio/devices/iio:deviceX/in_resistance_raw
What: /sys/bus/iio/devices/iio:deviceX/in_resistanceX_raw