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iio: Add channel type light color temperature

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In most cases, ambient color sensors also support light color
temperature, which is measured in kelvin. Thus, add channel type light
color temperature.

Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Link: https://lore.kernel.org/r/20230919081054.2050714-3-Basavaraj.Natikar@amd.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Basavaraj Natikar 2023-09-19 13:40:47 +05:30 committed by Jonathan Cameron
parent 286d528bf0
commit 42f3117511
4 changed files with 11 additions and 0 deletions
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7
Documentation/ABI/testing/sysfs-bus-iio
View file

@ -2179,3 +2179,10 @@ Contact: linux-iio@vger.kernel.org
Description:
Number of conditions that must occur, during a running
period, before an event is generated.
What: /sys/bus/iio/devices/iio:deviceX/in_colortemp_raw
KernelVersion: 6.7
Contact: linux-iio@vger.kernel.org
Description:
Represents light color temperature, which measures light color
temperature in Kelvin.

1
drivers/iio/industrialio-core.c
View file

@ -90,6 +90,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_POSITIONRELATIVE] = "positionrelative",
[IIO_PHASE] = "phase",
[IIO_MASSCONCENTRATION] = "massconcentration",
[IIO_COLORTEMP] = "colortemp",
};
static const char * const iio_modifier_names[] = {

1
include/uapi/linux/iio/types.h
View file

@ -47,6 +47,7 @@ enum iio_chan_type {
IIO_POSITIONRELATIVE,
IIO_PHASE,
IIO_MASSCONCENTRATION,
IIO_COLORTEMP,
};
enum iio_modifier {

2
tools/iio/iio_event_monitor.c
View file

@ -59,6 +59,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_POSITIONRELATIVE] = "positionrelative",
[IIO_PHASE] = "phase",
[IIO_MASSCONCENTRATION] = "massconcentration",
[IIO_COLORTEMP] = "colortemp",
};
static const char * const iio_ev_type_text[] = {
@ -173,6 +174,7 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_POSITIONRELATIVE:
case IIO_PHASE:
case IIO_MASSCONCENTRATION:
case IIO_COLORTEMP:
break;
default:
return false;