linux-kernel - [PATCH v3 1/3] iio: Add IIO

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Date:	Fri, 31 Jan 2014 22:17:40 -0800
From:	Matt Ranostay <mranostay@...il.com>
To:	linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org
Cc:	matt.porter@...aro.org, koen@...inion.thruhere.net,
	pantelis.antoniou@...il.com, Matt Ranostay <mranostay@...il.com>
Subject: [PATCH v3 1/3] iio: Add IIO_DISTANCE type

Allow drivers to report distance values, but however it is up to
drivers to set scaling for meters, kilometers, etc.

Signed-off-by: Matt Ranostay <mranostay@...il.com>
---
 drivers/iio/industrialio-core.c | 1 +
 include/linux/iio/types.h       | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index acc911a..ac999ab 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -70,6 +70,7 @@ static const char * const iio_chan_type_name_spec[] = {
 	[IIO_CCT] = "cct",
 	[IIO_PRESSURE] = "pressure",
 	[IIO_HUMIDITYRELATIVE] = "humidityrelative",
+	[IIO_DISTANCE] = "distance",
 };
 
 static const char * const iio_modifier_names[] = {
diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h
index 084d882..675c2d8 100644
--- a/include/linux/iio/types.h
+++ b/include/linux/iio/types.h
@@ -30,6 +30,7 @@ enum iio_chan_type {
 	IIO_CCT,
 	IIO_PRESSURE,
 	IIO_HUMIDITYRELATIVE,
+	IIO_DISTANCE,
 };
 
 enum iio_modifier {
-- 
1.8.3.2

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