From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: [PATCH v2 7/9] ufs: sysfs: unit descriptor Date: Wed, 27 Dec 2017 16:23:06 +0100 Message-ID: <20171227152306.GH20967@kroah.com> References: <1514387627-27817-1-git-send-email-stanislav.nijnikov@wdc.com> <1514387627-27817-8-git-send-email-stanislav.nijnikov@wdc.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1514387627-27817-8-git-send-email-stanislav.nijnikov@wdc.com> Sender: linux-kernel-owner@vger.kernel.org To: Stanislav Nijnikov Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, alex.lemberg@wdc.com List-Id: linux-scsi@vger.kernel.org On Wed, Dec 27, 2017 at 05:13:45PM +0200, Stanislav Nijnikov wrote: > This patch introduces a sysfs group entry for the UFS unit descriptor > parameters. The group adds "unit_descriptor" folder under the corresponding > SCSI device sysfs entry (/sys/class/scsi_device/*/device/). The parameters > are shown as hexadecimal numbers. The full information about the parameters > could be found at UFS specifications 2.1. > In addition the patch presents an additional field in the > scsi_host_template structure - struct attribute_group **sdev_group. > This field allows to define groups of attributes. It will provide an > ability to use binary attributes in addition to device attributes and > to group them under subfolders if necessary. > > Signed-off-by: Stanislav Nijnikov > --- > Documentation/ABI/testing/sysfs-driver-ufs | 108 +++++++++++++++++++++++++++++ > drivers/scsi/scsi_sysfs.c | 14 ++++ > drivers/scsi/ufs/ufs-sysfs.c | 58 ++++++++++++++++ > drivers/scsi/ufs/ufs-sysfs.h | 3 + > drivers/scsi/ufs/ufs.h | 11 +++ > drivers/scsi/ufs/ufshcd.c | 23 ++---- > drivers/scsi/ufs/ufshcd.h | 15 ++++ > include/scsi/scsi_host.h | 6 ++ > 8 files changed, 222 insertions(+), 16 deletions(-) > > diff --git a/Documentation/ABI/testing/sysfs-driver-ufs b/Documentation/ABI/testing/sysfs-driver-ufs > index 736280e..5ff8dfa 100644 > --- a/Documentation/ABI/testing/sysfs-driver-ufs > +++ b/Documentation/ABI/testing/sysfs-driver-ufs > @@ -489,4 +489,112 @@ Contact: Stanislav Nijnikov > Description: This file contains a product revision string. The full > information about the descriptor could be found at > UFS specifications 2.1. > + The file is read only. > + > + > +What: /sys/class/scsi_device/*/device/unit_descriptor/boot_lun_id > +Date: August 2017 Minor nit for all of these, August 2017 was a few months ago :) Reviewed-by: Greg Kroah-Hartman