From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 06815C4332F for ; Thu, 28 Oct 2021 10:41:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E0823610FC for ; Thu, 28 Oct 2021 10:41:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230161AbhJ1KoB (ORCPT ); Thu, 28 Oct 2021 06:44:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:44844 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229775AbhJ1KoA (ORCPT ); Thu, 28 Oct 2021 06:44:00 -0400 Received: from jic23-huawei (cpc108967-cmbg20-2-0-cust86.5-4.cable.virginm.net [81.101.6.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 80176610CA; Thu, 28 Oct 2021 10:41:30 +0000 (UTC) Date: Thu, 28 Oct 2021 11:45:57 +0100 From: Jonathan Cameron To: Andrea Merello Cc: mchehab+huawei@kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, lars@metafoo.de, robh+dt@kernel.org, andy.shevchenko@gmail.com, matt.ranostay@konsulko.com, ardeleanalex@gmail.com, jacopo@jmondi.org, Andrea Merello Subject: Re: [v2 04/10] iio: add modifiers for linear acceleration Message-ID: <20211028114557.5b4db778@jic23-huawei> In-Reply-To: <20211028101840.24632-5-andrea.merello@gmail.com> References: <20210715141742.15072-1-andrea.merello@gmail.com> <20211028101840.24632-1-andrea.merello@gmail.com> <20211028101840.24632-5-andrea.merello@gmail.com> X-Mailer: Claws Mail 4.0.0 (GTK+ 3.24.30; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 28 Oct 2021 12:18:34 +0200 Andrea Merello wrote: > This patch is preparatory for adding the Bosh BNO055 IMU driver. > The said IMU can report raw accelerations (among x, y and z axis) > as well as the so called "linear accelerations" (again, among x, > y and z axis) which is basically the acceleration after subtracting > gravity. > > This patch adds IIO_MOD_ACCEL_LINEAR_X, IIO_MOD_ACCEL_LINEAR_Y and > IIO_MOD_ACCEL_LINEAR_Z modifiers to te IIO core. > > Signed-off-by: Andrea Merello They sometimes get forgotten but we should also update tools/iio/iio_event_montitor.c to handle these new modifiers. That can be a separate patch, but also fine to do it in this one. > --- > drivers/iio/industrialio-core.c | 3 +++ > include/uapi/linux/iio/types.h | 4 +++- > 2 files changed, 6 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c > index 2dbb37e09b8c..a79cb32207e4 100644 > --- a/drivers/iio/industrialio-core.c > +++ b/drivers/iio/industrialio-core.c > @@ -134,6 +134,9 @@ static const char * const iio_modifier_names[] = { > [IIO_MOD_ETHANOL] = "ethanol", > [IIO_MOD_H2] = "h2", > [IIO_MOD_O2] = "o2", > + [IIO_MOD_ACCEL_LINEAR_X] = "linear_x", > + [IIO_MOD_ACCEL_LINEAR_Y] = "linear_y", > + [IIO_MOD_ACCEL_LINEAR_Z] = "linear_z" > }; > > /* relies on pairs of these shared then separate */ > diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h > index 48c13147c0a8..db00f7c45f48 100644 > --- a/include/uapi/linux/iio/types.h > +++ b/include/uapi/linux/iio/types.h > @@ -95,6 +95,9 @@ enum iio_modifier { > IIO_MOD_ETHANOL, > IIO_MOD_H2, > IIO_MOD_O2, > + IIO_MOD_ACCEL_LINEAR_X, > + IIO_MOD_ACCEL_LINEAR_Y, > + IIO_MOD_ACCEL_LINEAR_Z, It might be useful for other channel types, so probably drop the ACCEL part of the name. I'll admit I can't immediately think of what, but you never know.. :) > }; > > enum iio_event_type { > @@ -114,4 +117,3 @@ enum iio_event_direction { > }; > > #endif /* _UAPI_IIO_TYPES_H_ */ > - ?