Commit 06790d4c authored by Basavaraj Natikar's avatar Basavaraj Natikar Committed by Jonathan Cameron
Browse files

iio: Add channel type for chromaticity 



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: default avatarBasavaraj Natikar <Basavaraj.Natikar@amd.com>
Link: https://lore.kernel.org/r/20230919081054.2050714-7-Basavaraj.Natikar@amd.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 82cdcdf2

Documentation/ABI/testing/sysfs-bus-iio

+8 −0
Original line number Diff line number Diff line
@@ -2186,3 +2186,11 @@ Contact: linux-iio@vger.kernel.org 
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@vger.kernel.org

Description:

		The x and y light color coordinate on the CIE 1931 chromaticity

		diagram.

drivers/iio/industrialio-core.c

+1 −0
Original line number Diff line number Diff line
@@ -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[] = {

include/uapi/linux/iio/types.h

+1 −0
Original line number Diff line number Diff line
@@ -48,6 +48,7 @@ enum iio_chan_type { 
	IIO_PHASE,

	IIO_MASSCONCENTRATION,

	IIO_COLORTEMP,

	IIO_CHROMATICITY,

};



enum iio_modifier {

tools/iio/iio_event_monitor.c

+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ 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_ev_type_text[] = {
@@ -175,6 +176,7 @@ 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;