RE: [REPOST PATCH v4 0/3] scsi: ufs-bsg: Add read descriptor

From: Avri Altman
Date: Tue Feb 26 2019 - 05:59:16 EST


Martin,
Any further comments concerning this series?

Thanks,
Avri

>
> UFS Protocol Information Units (UPIU) are UFS packets that travel
> between the host and the device on the UniPro bus. Our previous series
> added the capability to send UPIUs to the ufs driver. It does not cover
> all the possible UPIU types - we are mainly focused on device management,
> provisioning, testing and validation, so it covers UPIUs that falls in
> that box.
>
> Our intension is to publish ufs-utils soon - an open source user space
> utility that relies on that infrastructure to perform those tasks.
> This short series is adding one last functionality needed by ufs-utils
> that was somehow left behind - allowing reading descriptors as well.
>
> Repost of v4 and adds tags already received.
> While at it, it turns out that quite a few people are waiting for
> ufs-utils, e.g. https://www.spinics.net/lists/linux-scsi/msg127807.html.
> So I expect that the small, but vibrant community of ufs users, will try
> to expand this infrastructure even further.
>
> V3->v4:
> Improve code readability in ufs-bsg: Allow reading descriptors
> Update Reviewed-by tag.
>
> V2->v3:
> Add a prep patch with write descriptor calling convention changes.
> Elaborate the commit log of ufs-bsg: Allow reading descriptors
> Add Reviewed-by tag.
>
> v1->v2:
> Withdraw from the attempt to change the reply buffer, instead place the
> descriptor being read in the actual data buffer in the bio.
>
> Avri Altman (3):
> scsi: ufs-bsg: Change the calling convention for write descriptor
> scsi: ufs: Allow reading descriptor via raw upiu
> scsi: ufs-bsg: Allow reading descriptors
>
> Documentation/scsi/ufs.txt | 11 ++++++++
> drivers/scsi/ufs/ufs_bsg.c | 63 ++++++++++++++++++++++++++------------------
> --
> drivers/scsi/ufs/ufshcd.c | 20 ++++++++++-----
> 3 files changed, 61 insertions(+), 33 deletions(-)
>
> --
> 1.9.1