From 42f311751102ef4884ae7352d7e85bd97280d2d3 Mon Sep 17 00:00:00 2001 From: Basavaraj Natikar Date: Tue, 19 Sep 2023 13:40:47 +0530 Subject: iio: Add channel type light color temperature 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 Link: https://lore.kernel.org/r/20230919081054.2050714-3-Basavaraj.Natikar@amd.com Signed-off-by: Jonathan Cameron --- Documentation/ABI/testing/sysfs-bus-iio | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Documentation/ABI/testing/sysfs-bus-iio') diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index a2854dc9a839..4cf7ed9ca57b 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -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. -- cgit v1.2.3 From 06790d4c69d1851573baa4459e5bf6ac986cb0eb Mon Sep 17 00:00:00 2001 From: Basavaraj Natikar Date: Tue, 19 Sep 2023 13:40:51 +0530 Subject: 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: Basavaraj Natikar Link: https://lore.kernel.org/r/20230919081054.2050714-7-Basavaraj.Natikar@amd.com Signed-off-by: Jonathan Cameron --- 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 | 2 ++ 4 files changed, 12 insertions(+) (limited to 'Documentation/ABI/testing/sysfs-bus-iio') 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@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. 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..a28a86f2bd5b 100644 --- a/tools/iio/iio_event_monitor.c +++ b/tools/iio/iio_event_monitor.c @@ -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; -- cgit v1.2.3