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| author | Kashyap Desai <kashyap.desai@broadcom.com> | 2021-05-20 20:55:26 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-06-02 00:56:16 -0400 |
| commit | 672ae26c82166d63e0352403b7ea16ab4705edc1 (patch) | |
| tree | a9225efc1eb5e2722cd41e455b655e868fde1dc6 /drivers/scsi/mpi3mr/mpi3mr_os.c | |
| parent | 023ab2a9b4edd4b1b109d1982cd80e10c327fbb2 (diff) | |
| download | linux-672ae26c82166d63e0352403b7ea16ab4705edc1.tar.gz linux-672ae26c82166d63e0352403b7ea16ab4705edc1.tar.bz2 linux-672ae26c82166d63e0352403b7ea16ab4705edc1.zip | |
scsi: mpi3mr: Add support for internal watchdog thread
The watchdog thread is the driver's internal thread which does a few things
such as detecting firmware faults, resetting the controller, performing
timestamp sync, etc.
Link: https://lore.kernel.org/r/20210520152545.2710479-6-kashyap.desai@broadcom.com
Cc: sathya.prakash@broadcom.com
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpi3mr/mpi3mr_os.c')
| -rw-r--r-- | drivers/scsi/mpi3mr/mpi3mr_os.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c index 5afcd55684cf..26daf764c552 100644 --- a/drivers/scsi/mpi3mr/mpi3mr_os.c +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c @@ -272,7 +272,7 @@ void mpi3mr_process_op_reply_desc(struct mpi3mr_ioc *mrioc, case MPI3_IOCSTATUS_SUCCESS: scmd->result = (DID_OK << 16) | scsi_status; if ((scsi_state & (MPI3_SCSI_STATE_NO_SCSI_STATUS)) || - (sense_state == MPI3_SCSI_STATE_SENSE_FAILED) || + (sense_state == MPI3_SCSI_STATE_SENSE_FAILED) || (sense_state == MPI3_SCSI_STATE_SENSE_BUFF_Q_EMPTY)) scmd->result = DID_SOFT_ERROR << 16; else if (scsi_state & MPI3_SCSI_STATE_TERMINATED) @@ -559,6 +559,7 @@ static int mpi3mr_scan_finished(struct Scsi_Host *shost, if (mrioc->scan_started) return 0; ioc_info(mrioc, "%s :port enable: SUCCESS\n", __func__); + mpi3mr_start_watchdog(mrioc); mrioc->is_driver_loading = 0; return 1; @@ -843,9 +844,11 @@ mpi3mr_probe(struct pci_dev *pdev, const struct pci_device_id *id) spin_lock_init(&mrioc->admin_req_lock); spin_lock_init(&mrioc->reply_free_queue_lock); spin_lock_init(&mrioc->sbq_lock); + spin_lock_init(&mrioc->watchdog_lock); spin_lock_init(&mrioc->chain_buf_lock); mpi3mr_init_drv_cmd(&mrioc->init_cmds, MPI3MR_HOSTTAG_INITCMDS); + if (pdev->revision) mrioc->enable_segqueue = true; |