[PATCH v3 0/5] scsi: ufs: support LU Dedicated buffer type for WriteBooster

From: Stanley Chu
Date: Fri May 01 2020 - 10:44:25 EST


Hi,

This patchset adds LU dedicated buffer mode support for WriteBooster.

In the meanwhile, enable WriteBooster capability on MediaTek UFS platforms.

v2 -> v3:
- Introduce a device quirk to support WriteBooster in pre-3.1 UFS devices (Avri Altman)
- Fix WriteBooster related sysfs nodes. Now all WriteBooster related sysfs nodes are specifically mapped to the LUN with WriteBooster enabled in LU Dedicated buffer mode (Avri Altman)

v1 -> v2:
- Change the definition name of WriteBooster buffer mode to correspond to specification (Bean Huo)
- Add patch #5: "scsi: ufs: cleanup WriteBooster feature"

Stanley Chu (5):
scsi: ufs: enable WriteBooster on some pre-3.1 UFS devices
scsi: ufs: add "index" in parameter list of ufshcd_query_flag()
scsi: ufs: add LU Dedicated buffer mode support for WriteBooster
scsi: ufs-mediatek: enable WriteBooster capability
scsi: ufs: cleanup WriteBooster feature

drivers/scsi/ufs/ufs-mediatek.c | 3 +
drivers/scsi/ufs/ufs-sysfs.c | 14 ++-
drivers/scsi/ufs/ufs.h | 7 ++
drivers/scsi/ufs/ufs_quirks.h | 7 ++
drivers/scsi/ufs/ufshcd.c | 156 +++++++++++++++++++++-----------
drivers/scsi/ufs/ufshcd.h | 3 +-
6 files changed, 135 insertions(+), 55 deletions(-)

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2.18.0