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authorPeter Meerwald-Stadler <pmeerw@pmeerw.net>2016-03-20 16:20:23 +0100
committerJonathan Cameron <jic23@kernel.org>2016-04-03 11:14:01 +0100
commitd409404cf6e201c2980c7148484c350f33a7912e (patch)
tree97d2af968afc1cba701df20eade71fc6409f5a6a
parent2c5ff1f9a6240d7d2d0928021cb76e421d6aacaf (diff)
downloadlinux-d409404cf6e201c2980c7148484c350f33a7912e.tar.bz2
iio: Add channel for UV index
UV index indicating strength of sunburn-producing ultraviolet (UV) radiation Signed-off-by: Peter Meerwald-Stadler <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--Documentation/ABI/testing/sysfs-bus-iio9
-rw-r--r--drivers/iio/industrialio-core.c1
-rw-r--r--include/uapi/linux/iio/types.h1
-rw-r--r--tools/iio/iio_event_monitor.c2
4 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 6fb9180e7661..f155eff910f9 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -1264,6 +1264,15 @@ Description:
components or just infrared light, respectively. Modifier uv indicates
that measurements contain ultraviolet light components.
+What: /sys/.../iio:deviceX/in_uvindex_input
+KernelVersion: 4.6
+Contact: linux-iio@vger.kernel.org
+Description:
+ UV light intensity index measuring the human skin's response to
+ different wavelength of sunlight weighted according to the
+ standardised CIE Erythemal Action Spectrum. UV index values range
+ from 0 (low) to >=11 (extreme).
+
What: /sys/.../iio:deviceX/in_intensity_red_integration_time
What: /sys/.../iio:deviceX/in_intensity_green_integration_time
What: /sys/.../iio:deviceX/in_intensity_blue_integration_time
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 88353ae0ec07..190a5939fd8c 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -79,6 +79,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_CONCENTRATION] = "concentration",
[IIO_RESISTANCE] = "resistance",
[IIO_PH] = "ph",
+ [IIO_UVINDEX] = "uvindex",
};
static const char * const iio_modifier_names[] = {
diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
index 9337eceb9f9d..b0916fc72cce 100644
--- a/include/uapi/linux/iio/types.h
+++ b/include/uapi/linux/iio/types.h
@@ -38,6 +38,7 @@ enum iio_chan_type {
IIO_CONCENTRATION,
IIO_RESISTANCE,
IIO_PH,
+ IIO_UVINDEX,
};
enum iio_modifier {
diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
index 8d7d9797480b..d9b7e0f306c6 100644
--- a/tools/iio/iio_event_monitor.c
+++ b/tools/iio/iio_event_monitor.c
@@ -56,6 +56,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_CONCENTRATION] = "concentration",
[IIO_RESISTANCE] = "resistance",
[IIO_PH] = "ph",
+ [IIO_UVINDEX] = "uvindex",
};
static const char * const iio_ev_type_text[] = {
@@ -147,6 +148,7 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_CONCENTRATION:
case IIO_RESISTANCE:
case IIO_PH:
+ case IIO_UVINDEX:
break;
default:
return false;