Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752898AbaKJMox (ORCPT ); Mon, 10 Nov 2014 07:44:53 -0500 Received: from mga09.intel.com ([134.134.136.24]:10698 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752814AbaKJMob (ORCPT ); Mon, 10 Nov 2014 07:44:31 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,352,1413270000"; d="scan'208";a="634415514" From: Daniel Baluta To: jic23@kernel.org, knaack.h@gmx.de Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, irina.tirdea@intel.com, daniel.baluta@inte.com Subject: [PATCH v4 5/7] iio: core: Introduce IIO_CHAN_INFO_CALIBHEIGHT Date: Mon, 10 Nov 2014 14:45:33 +0200 Message-Id: <1415623535-24337-6-git-send-email-daniel.baluta@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1415623535-24337-1-git-send-email-daniel.baluta@intel.com> References: <1415623535-24337-1-git-send-email-daniel.baluta@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Irina Tirdea Some devices need the height of the user to compute various parameters. One of this devices is Freescale's MMA9553L (http://www.freescale.com/files/sensors/doc/ref_manual/MMA9553LSWRM.pdf) that needs the height of the user to compute the stride length which is used further to determine distance, speed and activity type. Signed-off-by: Irina Tirdea Signed-off-by: Daniel Baluta --- Documentation/ABI/testing/sysfs-bus-iio | 8 ++++++++ drivers/iio/industrialio-core.c | 1 + include/linux/iio/iio.h | 1 + 3 files changed, 10 insertions(+) diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index c60b0a1..4a9e29a 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -323,6 +323,14 @@ Description: production inaccuracies). If shared across all channels, _calibscale is used. +What: /sys/bus/iio/devices/iio:deviceX/in_steps_calibheight +KernelVersion: 3.19 +Contact: linux-iio@vger.kernel.org +Description: + Height of the user (in centimeters) used by some pedometers + to compute the stride length, distance, speed and activity + type. + 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 1e060f3..45bb3a4 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -120,6 +120,7 @@ static const char * const iio_chan_info_postfix[] = { [IIO_CHAN_INFO_HYSTERESIS] = "hysteresis", [IIO_CHAN_INFO_INT_TIME] = "integration_time", [IIO_CHAN_INFO_ENABLE] = "en", + [IIO_CHAN_INFO_CALIBHEIGHT] = "calibheight", }; /** diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index f45a400..878d861 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -39,6 +39,7 @@ enum iio_chan_info_enum { IIO_CHAN_INFO_HYSTERESIS, IIO_CHAN_INFO_INT_TIME, IIO_CHAN_INFO_ENABLE, + IIO_CHAN_INFO_CALIBHEIGHT, }; enum iio_shared_by { -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/