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Message-Id: <20230413023647.74661-11-sashal@kernel.org>
Date:   Wed, 12 Apr 2023 22:36:39 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Ranjan Kumar <ranjan.kumar@...adcom.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Sasha Levin <sashal@...nel.org>, sathya.prakash@...adcom.com,
        kashyap.desai@...adcom.com, sumit.saxena@...adcom.com,
        sreekanth.reddy@...adcom.com, jejb@...ux.ibm.com,
        mpi3mr-linuxdrv.pdl@...adcom.com, linux-scsi@...r.kernel.org
Subject: [PATCH AUTOSEL 6.1 11/17] scsi: mpi3mr: Handle soft reset in progress fault code (0xF002)

From: Ranjan Kumar <ranjan.kumar@...adcom.com>

[ Upstream commit a3d27dfdcfc27ac3f46de5391bb6d24f04af7941 ]

The driver is exiting from the fault watchdog thread if it sees the 0xF002
(Soft reset in progress) fault code.

If the driver initiates the soft reset, then the driver restarts the
watchdog at the end of the soft reset completion.  However, if the soft
reset is initiated by the firmware asynchronously, then the driver will
never restart the watchdog and never re-initialize the controller after the
asynchronous soft reset completion.

Signed-off-by: Ranjan Kumar <ranjan.kumar@...adcom.com>
Link: https://lore.kernel.org/r/20230331122317.11391-1-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@...cle.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/scsi/mpi3mr/mpi3mr_fw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index ea9e69fb62826..64355d0baa5fb 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
@@ -2526,7 +2526,7 @@ static void mpi3mr_watchdog_work(struct work_struct *work)
 		mrioc->unrecoverable = 1;
 		goto schedule_work;
 	case MPI3_SYSIF_FAULT_CODE_SOFT_RESET_IN_PROGRESS:
-		return;
+		goto schedule_work;
 	case MPI3_SYSIF_FAULT_CODE_CI_ACTIVATION_RESET:
 		reset_reason = MPI3MR_RESET_FROM_CIACTIV_FAULT;
 		break;
-- 
2.39.2

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