Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754649AbbFKPrl (ORCPT ); Thu, 11 Jun 2015 11:47:41 -0400 Received: from mga14.intel.com ([192.55.52.115]:30919 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753065AbbFKPrf (ORCPT ); Thu, 11 Jun 2015 11:47:35 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,595,1427785200"; d="scan'208";a="745018507" From: Daniel Baluta To: jic23@kernel.org, pmeerw@pmeerw.net, vlad.dogaru@intel.com, tiberiu.a.breana@intel.com Cc: knaack.h@gmx.de, lars@metafoo.de, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org Subject: [PATCH 1/2] iio: ABI: Clarify proximity output value Date: Thu, 11 Jun 2015 18:49:33 +0300 Message-Id: <1434037774-22081-2-git-send-email-daniel.baluta@intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1434037774-22081-1-git-send-email-daniel.baluta@intel.com> References: <1434037774-22081-1-git-send-email-daniel.baluta@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1696 Lines: 39 Current description for proximity measurement is ambiguous. While the first part says that proximity is measured by observing reflectivity, the second part incorrectly infers that reported values should behave like a distance. This is because of AS3935 lightning sensor which uses the proximity API, while not being a true proximity sensor. Fixes: 614e8842ddf ("iio: ABI: add clarification for proximity") Signed-off-by: Daniel Baluta --- Documentation/ABI/testing/sysfs-bus-iio | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index bbed111..70c9b1a 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1234,10 +1234,8 @@ Description: object is near the sensor, usually be observing reflectivity of infrared or ultrasound emitted. Often these sensors are unit less and as such conversion - to SI units is not possible. Where it is, the units should - be meters. If such a conversion is not possible, the reported - values should behave in the same way as a distance, i.e. lower - values indicate something is closer to the sensor. + to SI units is not possible. Higher proximity measurements + indicate closer objects, and vice versa. What: /sys/.../iio:deviceX/in_illuminance_input What: /sys/.../iio:deviceX/in_illuminance_raw -- 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/