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 <stanislav.nijnikov@xxxxxxx> > --- > 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 <stanislav.nijnikov@xxxxxxx> > 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 <gregkh@xxxxxxxxxxxxxxxxxxx>
