In most cases, ambient color sensors also support the x and y light
colors, which represent the coordinates on the CIE 1931 chromaticity
diagram. Thus, add channel type for chromaticity.
Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@xxxxxxx>
---
Documentation/ABI/testing/sysfs-bus-iio | 8 ++++++++
drivers/iio/industrialio-core.c | 1 +
include/uapi/linux/iio/types.h | 1 +
tools/iio/iio_event_monitor.c | 1 +
4 files changed, 11 insertions(+)
diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
index 4cf7ed9ca57b..0c9389ad3709 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -2186,3 +2186,11 @@ Contact: linux-iio@xxxxxxxxxxxxxxx
Description:
Represents light color temperature, which measures light color
temperature in Kelvin.
+
+What: /sys/bus/iio/devices/iio:deviceX/in_chromaticity_x_raw
+What: /sys/bus/iio/devices/iio:deviceX/in_chromaticity_y_raw
+KernelVersion: 6.7
+Contact: linux-iio@xxxxxxxxxxxxxxx
+Description:
+ The x and y light color coordinate on the CIE 1931 chromaticity
+ diagram.
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index cba942cadf97..6dc4d2b296bb 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -91,6 +91,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_PHASE] = "phase",
[IIO_MASSCONCENTRATION] = "massconcentration",
[IIO_COLORTEMP] = "colortemp",
+ [IIO_CHROMATICITY] = "chromaticity",
};
static const char * const iio_modifier_names[] = {
diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
index 08c20e540c13..4832c611c027 100644
--- a/include/uapi/linux/iio/types.h
+++ b/include/uapi/linux/iio/types.h
@@ -48,6 +48,7 @@ enum iio_chan_type {
IIO_PHASE,
IIO_MASSCONCENTRATION,
IIO_COLORTEMP,
+ IIO_CHROMATICITY,
};
enum iio_modifier {
diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
index a63741e43ddf..5edacc358c5d 100644
--- a/tools/iio/iio_event_monitor.c
+++ b/tools/iio/iio_event_monitor.c
@@ -175,6 +175,7 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_PHASE:
case IIO_MASSCONCENTRATION:
case IIO_COLORTEMP:
+ case IIO_CHROMATICITY:
break;
default:
return false;
--
2.25.1
