linux-kernel - [PATCH v3 0/2] ufs: qcom: Fix probe failure on SM8550 SoC due to broken LSDBS field

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Message-Id: <20240816-ufs-bug-fix-v3-0-e6fe0e18e2a3@linaro.org>
Date: Fri, 16 Aug 2024 11:55:09 +0530
From: Manivannan Sadhasivam via B4 Relay <devnull+manivannan.sadhasivam.linaro.org@...nel.org>
To: Alim Akhtar <alim.akhtar@...sung.com>, 
 Avri Altman <avri.altman@....com>, Bart Van Assche <bvanassche@....org>, 
 "James E.J. Bottomley" <James.Bottomley@...senPartnership.com>, 
 "Martin K. Petersen" <martin.petersen@...cle.com>
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, Kyoungrul Kim <k831.kim@...sung.com>, 
 Amit Pundir <amit.pundir@...aro.org>, 
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v3 0/2] ufs: qcom: Fix probe failure on SM8550 SoC due to
 broken LSDBS field

Hi,

This series fixes the probe failure on the Qcom SM8550 SoC due to the broken
LSDBS field in the host controller capabilities register.

Please consider this series for v6.11 as it fixes a regression.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
Changes in v3:
- Dropped the patch that renamed LSDB field
- Changed the comment for the quirk and also fixed the UFSHCI version in
  description
- Collected review tag
- Link to v2: https://lore.kernel.org/r/20240815-ufs-bug-fix-v2-0-b373afae888f@linaro.org

Changes in v2:
- Changed SDBS to LSDBS as per the final version of UFSHCI 4.0 spec
- Moved the quirk check to assignment
- Used correct fixes tag in patch 3/3
- Added tested-by tags
- Link to v1: https://lore.kernel.org/r/20240814-ufs-bug-fix-v1-0-5eb49d5f7571@linaro.org

---
Manivannan Sadhasivam (2):
      ufs: core: Add a quirk for handling broken LSDBS field in controller capabilities register
      ufs: qcom: Add UFSHCD_QUIRK_BROKEN_LSDBS_CAP for SM8550 SoC

 drivers/ufs/core/ufshcd.c   | 6 +++++-
 drivers/ufs/host/ufs-qcom.c | 6 +++++-
 include/ufs/ufshcd.h        | 8 ++++++++
 3 files changed, 18 insertions(+), 2 deletions(-)
---
base-commit: 7c626ce4bae1ac14f60076d00eafe71af30450ba
change-id: 20240814-ufs-bug-fix-4427fb01b860

Best regards,
-- 
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>