[v9,0/2] introduce the way to get cmd completion info

Message

Kiwoong Kim Jan. 27, 2021, 3:38 a.m. UTC

v8 -> v9
fix the overflow case

v7 -> v8
change a way to get a range of cmd history more intuitively
change the header name that is newly added
fix some typos

v6 -> v7
migrate this to 5.10.
shrink the patch set, two patches.
merge a fix for build errors

v5 -> v6
replace put_aligned with get_unaligned_be32 to set lba and sct
fix null pointer access symptom

v4 -> v5
Rebased on Stanley's patch (scsi: ufs: Fix and simplify ..
Change cmd history print order
rename config to SCSI_UFS_EXYNOS_DBG
feature functions in ufs-exynos-dbg.c by SCSI_UFS_EXYNOS_DBG

v3 -> v4
seperate respective implementations of the callbacks
change the location of compl_xfer_req related stuffs
fix null pointer access

v2 -> v3
fix build errors

v1 -> v2
change callbacks
allocate memory for ufs_s_dbg_mgr dynamically, not static way

Kiwoong Kim (2):
  ufs: introduce a callback to get info of command completion
  ufs: exynos: introduce command history

 drivers/scsi/ufs/Kconfig          |  14 +++
 drivers/scsi/ufs/Makefile         |   4 +-
 drivers/scsi/ufs/ufs-exynos-dbg.c | 207 ++++++++++++++++++++++++++++++++++++++
 drivers/scsi/ufs/ufs-exynos-dbg.h |  17 ++++
 drivers/scsi/ufs/ufs-exynos.c     |  37 +++++++
 drivers/scsi/ufs/ufs-exynos.h     |  34 +++++++
 drivers/scsi/ufs/ufshcd.c         |   1 +
 drivers/scsi/ufs/ufshcd.h         |   8 ++
 8 files changed, 321 insertions(+), 1 deletion(-)
 create mode 100644 drivers/scsi/ufs/ufs-exynos-dbg.c
 create mode 100644 drivers/scsi/ufs/ufs-exynos-dbg.h