From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752595AbcEDMHG (ORCPT ); Wed, 4 May 2016 08:07:06 -0400 Received: from mout01.posteo.de ([185.67.36.65]:54926 "EHLO mout01.posteo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750961AbcEDMHF (ORCPT ); Wed, 4 May 2016 08:07:05 -0400 Subject: Re: [PATCH] iio: mma8452: add support for oversampling ratio To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, christoph.muellner@theobroma-systems.com, mfuzzey@parkeon.com References: <1461586105-12919-1-git-send-email-martink@posteo.de> Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org From: Martin Kepplinger X-Enigmail-Draft-Status: N1110 Message-ID: <5729E5E2.5040705@posteo.de> Date: Wed, 4 May 2016 14:06:58 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Icedove/38.7.0 MIME-Version: 1.0 In-Reply-To: <1461586105-12919-1-git-send-email-martink@posteo.de> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 2016-04-25 um 14:08 schrieb Martin Kepplinger: > This adds the following sysfs files according to the iio ABI: > > -rw-r--r-- 4096 in_accel_oversampling_ratio > -r--r--r-- 4096 in_accel_oversampling_ratio_available > > Internally, the device knows about 4 different power modes that differ > in oversampling ratio (and power consumption). We just show the user > what oversampling ratio(s) is/are available, depending on the current > frequency. > > The referenced table in the datasheets makes it easier to understand. > > Signed-off-by: Martin Kepplinger > Signed-off-by: Christoph Muellner > --- > This is meant to get merged for v4.8 to have time for review and possibly > testing by others. > > thanks, > martin > > > drivers/iio/accel/mma8452.c | 185 ++++++++++++++++++++++++++++++++++++++------ > 1 file changed, 160 insertions(+), 25 deletions(-) > In case this has already been forgotten about, I'd be happy about reviews. Powersaving is always nice to have after all. thanks martin