linux-kernel - [PATCH V4 0/3] scsi: ufs-qcom: Enable Hibern8, MCQ, and Testbus registers Dump

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Message-ID: <20250319063043.15236-1-quic_mapa@quicinc.com>
Date: Wed, 19 Mar 2025 12:00:40 +0530
From: Manish Pandey <quic_mapa@...cinc.com>
To: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        "James E.J.
 Bottomley" <James.Bottomley@...senPartnership.com>,
        "Martin K. Petersen"
	<martin.petersen@...cle.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <quic_nitirawa@...cinc.com>,
        <quic_cang@...cinc.com>, <quic_nguyenb@...cinc.com>
Subject: [PATCH V4 0/3] scsi: ufs-qcom: Enable Hibern8, MCQ, and Testbus registers Dump

Adding support to enhance the debugging capabilities of the Qualcomm UFS
Host Controller, including HW and SW Hibern8 counts, MCQ registers, and
testbus registers dump.
---
Changes in v4:
- Addressed Mani's comment and used kmalloc_array() for testbus mem allocation.
- Removed usleep_range from ufs_qcom_dump_testbus.
- Updated commit text.
Changes in v3:
- Addressed Bart's comment and Annotated the 'testbus' declaration with __free.
- Converted the switch-statements into an array lookup.
- Introduced struct testbus_info{} for handling testbus switch-statements to an array lookup.
Changes in v2:
- Rebased patchsets.
- Link to v1: https://lore.kernel.org/linux-arm-msm/20241025055054.23170-1-quic_mapa@quicinc.com/

---
Manish Pandey (3):
  scsi: ufs-qcom: Add support for dumping HW and SW hibern8 count
  scsi: ufs-qcom: Add support to dump MCQ registers
  scsi: ufs-qcom: Add support to dump MCQ registers

 drivers/ufs/host/ufs-qcom.c | 119 ++++++++++++++++++++++++++++++++++++
 drivers/ufs/host/ufs-qcom.h |  11 ++++
 2 files changed, 130 insertions(+)

-- 
2.17.1