From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752028AbeCWPsP (ORCPT ); Fri, 23 Mar 2018 11:48:15 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:53512 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751858AbeCWPsO (ORCPT ); Fri, 23 Mar 2018 11:48:14 -0400 Date: Fri, 23 Mar 2018 16:48:12 +0100 From: Greg KH To: Ioana Ciornei Cc: laurentiu.tudor@nxp.com, linux-kernel@vger.kernel.org, stuyoder@gmail.com, ruxandra.radulescu@nxp.com, arnd@arndb.de, razvan.stefanescu@nxp.com, Roy.Pledge@nxp.com Subject: Re: [PATCH v3 3/4] bus: fsl-mc: add root dprc rescan attribute Message-ID: <20180323154812.GB382@kroah.com> References: <7d4c4463871d4129c6c062265d83d886432af6aa.1521818403.git.ioana.ciornei@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7d4c4463871d4129c6c062265d83d886432af6aa.1521818403.git.ioana.ciornei@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 23, 2018 at 10:38:57AM -0500, Ioana Ciornei wrote: > Introduce the rescan attribute as a device attribute to > synchronize the fsl-mc bus objects and the MC firmware. > > To rescan the root dprc only, e.g. > echo 1 > /sys/bus/fsl-mc/devices/dprc.1/rescan > > Signed-off-by: Ioana Ciornei > --- > Changes in v2: > - added proper documentation in /Documentation/ABI/ > - updated the MAINTAINERS file > Changes in v3: > - no change > > Documentation/ABI/stable/sysfs-bus-fsl-mc | 6 ++++++ > MAINTAINERS | 1 + > drivers/bus/fsl-mc/dprc-driver.c | 4 ++-- > drivers/bus/fsl-mc/fsl-mc-bus.c | 28 ++++++++++++++++++++++++++++ > drivers/bus/fsl-mc/fsl-mc-private.h | 3 +++ > 5 files changed, 40 insertions(+), 2 deletions(-) > create mode 100644 Documentation/ABI/stable/sysfs-bus-fsl-mc > > diff --git a/Documentation/ABI/stable/sysfs-bus-fsl-mc b/Documentation/ABI/stable/sysfs-bus-fsl-mc > new file mode 100644 > index 0000000..e530e8c > --- /dev/null > +++ b/Documentation/ABI/stable/sysfs-bus-fsl-mc > @@ -0,0 +1,6 @@ > +What: /sys/bus/fsl-mc/devices/dprc.*/rescan > +Date: March. 2018 "."? > +KernelVersion: 4.16 4.17 :) > +Contact: Ioana Ciornei > +Description: Root dprc rescan attribute What does this do? A bit more description please. thanks, greg k-h