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iio: add IIO_ALTCURRENT channel type

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Add support for IIO_ALTCURRENT channel type to distinguish AC current
measurements from DC current measurements. This follows the same pattern
as IIO_VOLTAGE and IIO_ALTVOLTAGE.

Reviewed-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Antoniu Miclaus
2025-09-08 07:35:21 +00:00
committed by Jonathan Cameron
parent abe629ebda
commit f15bc37d8c
3 changed files with 4 additions and 0 deletions
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1
drivers/iio/industrialio-core.c
View File

@@ -97,6 +97,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_COLORTEMP] = "colortemp", [IIO_COLORTEMP] = "colortemp",
[IIO_CHROMATICITY] = "chromaticity", [IIO_CHROMATICITY] = "chromaticity",
[IIO_ATTENTION] = "attention", [IIO_ATTENTION] = "attention",
[IIO_ALTCURRENT] = "altcurrent",
}; };
static const char * const iio_modifier_names[] = { static const char * const iio_modifier_names[] = {

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

@@ -52,6 +52,7 @@ enum iio_chan_type {
IIO_COLORTEMP, IIO_COLORTEMP,
IIO_CHROMATICITY, IIO_CHROMATICITY,
IIO_ATTENTION, IIO_ATTENTION,
IIO_ALTCURRENT,
}; };
enum iio_modifier { enum iio_modifier {

2
tools/iio/iio_event_monitor.c
View File

@@ -64,6 +64,7 @@ static const char * const iio_chan_type_name_spec[] = {
[IIO_COLORTEMP] = "colortemp", [IIO_COLORTEMP] = "colortemp",
[IIO_CHROMATICITY] = "chromaticity", [IIO_CHROMATICITY] = "chromaticity",
[IIO_ATTENTION] = "attention", [IIO_ATTENTION] = "attention",
[IIO_ALTCURRENT] = "altcurrent",
}; };
static const char * const iio_ev_type_text[] = { static const char * const iio_ev_type_text[] = {
@@ -187,6 +188,7 @@ static bool event_is_known(struct iio_event_data *event)
case IIO_COLORTEMP: case IIO_COLORTEMP:
case IIO_CHROMATICITY: case IIO_CHROMATICITY:
case IIO_ATTENTION: case IIO_ATTENTION:
case IIO_ALTCURRENT:
break; break;
default: default:
return false; return false;