From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752856AbaLSWa3 (ORCPT ); Fri, 19 Dec 2014 17:30:29 -0500 Received: from mga14.intel.com ([192.55.52.115]:21661 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751842AbaLSWaX (ORCPT ); Fri, 19 Dec 2014 17:30:23 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,609,1413270000"; d="scan'208";a="650701938" From: Irina Tirdea To: Jonathan Cameron , linux-iio@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Vlad Dogaru , Daniel Baluta , Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald , Irina Tirdea Subject: [PATCH 4/8] iio: core: Introduce IO_CHAN_INFO_CALIBWEIGHT Date: Sat, 20 Dec 2014 00:57:55 +0200 Message-Id: <1419029879-12024-5-git-send-email-irina.tirdea@intel.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1419029879-12024-1-git-send-email-irina.tirdea@intel.com> References: <1419029879-12024-1-git-send-email-irina.tirdea@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some devices need the weight of the user to compute other parameters. One of this devices is Freescale's MMA9553L (http://www.freescale.com/files/sensors/doc/ref_manual/MMA9553LSWRM.pdf) that needs the weight of the user to compute the number of calories burnt. Signed-off-by: Irina Tirdea --- Documentation/ABI/testing/sysfs-bus-iio | 7 +++++++ drivers/iio/industrialio-core.c | 1 + include/linux/iio/iio.h | 1 + 3 files changed, 9 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 07acef7..e480175 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -351,6 +351,13 @@ Description: to compute the stride length, distance, speed and activity type. +What: /sys/bus/iio/devices/iio:deviceX/in_steps_calibweight +KernelVersion: 3.19 +Contact: linux-iio@vger.kernel.org +Description: + Weight of the user (in kg). It is needed by some pedometers + to compute the calories burnt by the user. + What: /sys/bus/iio/devices/iio:deviceX/in_accel_scale_available What: /sys/.../iio:deviceX/in_voltageX_scale_available What: /sys/.../iio:deviceX/in_voltage-voltage_scale_available diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 5e50aca..4c435c8 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -124,6 +124,7 @@ static const char * const iio_chan_info_postfix[] = { [IIO_CHAN_INFO_INT_TIME] = "integration_time", [IIO_CHAN_INFO_ENABLE] = "en", [IIO_CHAN_INFO_CALIBHEIGHT] = "calibheight", + [IIO_CHAN_INFO_CALIBWEIGHT] = "calibweight", }; /** diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 878d861..752a929 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -40,6 +40,7 @@ enum iio_chan_info_enum { IIO_CHAN_INFO_INT_TIME, IIO_CHAN_INFO_ENABLE, IIO_CHAN_INFO_CALIBHEIGHT, + IIO_CHAN_INFO_CALIBWEIGHT, }; enum iio_shared_by { -- 1.7.9.5