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SubjectRe: [PATCH V7 2/2] scsi: ufs: Add configfs support for UFS provisioning
Hi Sayali,

On Wed, Aug 1, 2018 at 1:49 AM Sayali Lokhande <sayalil@codeaurora.org> wrote:
>
> This patch adds configfs support to provision UFS device at
> runtime. This feature can be primarily useful in factory or
> assembly line as some devices may be required to be configured
> multiple times during initial system development phase.
> Configuration Descriptors can be written multiple times until
> bConfigDescrLock attribute is zero.
>
> Configuration descriptor buffer consists of Device and Unit
> descriptor configurable parameters which are parsed from vendor
> specific provisioning file and then passed via configfs node at
> runtime to provision ufs device.
> CONFIG_CONFIGFS_FS needs to be enabled for using this feature.
>
> Usage:
> 1) To read current configuration descriptor :
> cat /config/XXXX.ufshc/ufs_provision
> 2) To provision ufs device:
> echo <config_desc_buf> > /config/XXXX.ufshc/ufs_provision
>
> Signed-off-by: Sayali Lokhande <sayalil@codeaurora.org>
> ---
> Documentation/ABI/testing/configfs-driver-ufs | 18 +++
> drivers/scsi/ufs/Kconfig | 10 ++
> drivers/scsi/ufs/Makefile | 1 +
> drivers/scsi/ufs/ufs-configfs.c | 162 ++++++++++++++++++++++++++
> drivers/scsi/ufs/ufshcd.c | 7 +-
> drivers/scsi/ufs/ufshcd.h | 10 ++
> 6 files changed, 207 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/ABI/testing/configfs-driver-ufs
> create mode 100644 drivers/scsi/ufs/ufs-configfs.c
>

You didn't address any of my feedback from V6. All of that still applies.
-Evan

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