Re: [PATCH 1/4] iio: chemical: add particle number concentration channel type

From: Peter Meerwald-Stadler
Date: Sun Feb 05 2017 - 10:21:34 EST



> This patch adds channel type for expressing particle number
> concentration.

numberconcentration sound a bit strange to be, more like a number
theoretic concept

how about particlecontentration? or numberparticles?

> Signed-off-by: Tomasz Duszynski <tduszyns@xxxxxxxxx>
> ---
> Documentation/ABI/testing/sysfs-bus-iio | 7 +++++++
> drivers/iio/industrialio-core.c | 1 +
> include/uapi/linux/iio/types.h | 1 +
> 3 files changed, 9 insertions(+)
>
> diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
> index 530809ccfacf..481771e585ee 100644
> --- a/Documentation/ABI/testing/sysfs-bus-iio
> +++ b/Documentation/ABI/testing/sysfs-bus-iio
> @@ -1608,3 +1608,10 @@ Description:
> provides an absolute positional reference (e.g. a pulse once per
> revolution) which may be used to home positional systems as
> required.
> +
> +What: /sys/bus/iio/devices/iio:deviceX/in_numberconcentration_input
> +KernelVersion: 4.12
> +Contact: linux-iio@xxxxxxxxxxxxxxx
> +Description:
> + Reading of particulates number in a volume of a mixture.
> + Unit is in 1/m3.
> diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
> index d18ded45bedd..451e3bb8d623 100644
> --- a/drivers/iio/industrialio-core.c
> +++ b/drivers/iio/industrialio-core.c
> @@ -85,6 +85,7 @@ static const char * const iio_chan_type_name_spec[] = {
> [IIO_COUNT] = "count",
> [IIO_INDEX] = "index",
> [IIO_GRAVITY] = "gravity",
> + [IIO_NUMBERCONCENTRATION] = "numberconcentration",
> };
>
> static const char * const iio_modifier_names[] = {
> diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
> index ffafd6c25a48..52696e251c4d 100644
> --- a/include/uapi/linux/iio/types.h
> +++ b/include/uapi/linux/iio/types.h
> @@ -43,6 +43,7 @@ enum iio_chan_type {
> IIO_COUNT,
> IIO_INDEX,
> IIO_GRAVITY,
> + IIO_NUMBERCONCENTRATION,
> };
>
> enum iio_modifier {
>

--

Peter Meerwald-Stadler
+43-664-2444418 (mobile)