From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-f65.google.com ([209.85.215.65]:32790 "EHLO mail-lf0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751939AbdBEPB7 (ORCPT ); Sun, 5 Feb 2017 10:01:59 -0500 From: Tomasz Duszynski To: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org Cc: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net Subject: [PATCH 1/4] iio: chemical: add particle number concentration channel type Date: Sun, 5 Feb 2017 16:01:00 +0100 Message-Id: <20170205150100.10685-1-tduszyns@gmail.com> Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org This patch adds channel type for expressing particle number concentration. Signed-off-by: Tomasz Duszynski --- 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@vger.kernel.org +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 { -- 2.11.1