From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f50.google.com ([209.85.220.50]:34298 "EHLO mail-pa0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753413AbbLOJ0H (ORCPT ); Tue, 15 Dec 2015 04:26:07 -0500 Received: by mail-pa0-f50.google.com with SMTP id wq6so1848476pac.1 for ; Tue, 15 Dec 2015 01:26:06 -0800 (PST) From: Matt Ranostay To: linux-iio@vger.kernel.org, jic23@kernel.org Cc: Matt Ranostay Subject: [RFC v2 2/3] iio: ph: add IIO_PH channel type Date: Tue, 15 Dec 2015 01:26:13 -0800 Message-Id: <1450171574-3283-3-git-send-email-mranostay@gmail.com> In-Reply-To: <1450171574-3283-1-git-send-email-mranostay@gmail.com> References: <1450171574-3283-1-git-send-email-mranostay@gmail.com> Sender: linux-iio-owner@vger.kernel.org List-Id: linux-iio@vger.kernel.org Signed-off-by: Matt Ranostay --- 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 0439c2a..86ba8d6 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1491,3 +1491,10 @@ Description: This ABI is especially applicable for humidity sensors to heatup the device and get rid of any condensation in some humidity environment + +What: /sys/bus/iio/devices/iio:deviceX/in_ph_raw +KernelVersion: 4.5 +Contact: linux-iio@vger.kernel.org +Description: + Raw (unscaled no offset etc.) pH reading of a substance as a negative + base-10 logarithm of hydrodium ions in a litre of water. diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index d42a8ff9..e1b9a9e 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -77,6 +77,7 @@ static const char * const iio_chan_type_name_spec[] = { [IIO_VELOCITY] = "velocity", [IIO_CONCENTRATION] = "concentration", [IIO_RESISTANCE] = "resistance", + [IIO_PH] = "ph", }; static const char * const iio_modifier_names[] = { diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h index 7c63bd6..c077617 100644 --- a/include/uapi/linux/iio/types.h +++ b/include/uapi/linux/iio/types.h @@ -37,6 +37,7 @@ enum iio_chan_type { IIO_VELOCITY, IIO_CONCENTRATION, IIO_RESISTANCE, + IIO_PH, }; enum iio_modifier { -- 1.9.1