diff options
| author | James Smart <james.smart@broadcom.com> | 2016-07-06 22:35:56 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-07-15 22:25:06 +0300 |
| commit | 65791f1f90aade6a02877f9bb7c63f67b35f138c (patch) | |
| tree | affa17a63c28bf9836c82d69d07025c38bc1749e /drivers/scsi/lpfc/lpfc_sli.c | |
| parent | 6c92d1d0ce4efffc67ba6f4ce0c7f970c15af390 (diff) | |
| download | linux-65791f1f90aade6a02877f9bb7c63f67b35f138c.tar.xz | |
lpfc: Add recovery from adapter parity errors on some SLI4 adapters
Add recovery from adapter parity errors on some SLI4 adapters
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 45 |
1 files changed, 41 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 70edf21ae1b9..b3a781d38fa8 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -2947,8 +2947,8 @@ void lpfc_poll_eratt(unsigned long ptr) else cnt = (sli_intr - phba->sli.slistat.sli_prev_intr); - /* 64-bit integer division not supporte on 32-bit x86 - use do_div */ - do_div(cnt, LPFC_ERATT_POLL_INTERVAL); + /* 64-bit integer division not supported on 32-bit x86 - use do_div */ + do_div(cnt, phba->eratt_poll_interval); phba->sli.slistat.sli_ips = cnt; phba->sli.slistat.sli_prev_intr = sli_intr; @@ -2963,7 +2963,7 @@ void lpfc_poll_eratt(unsigned long ptr) /* Restart the timer for next eratt poll */ mod_timer(&phba->eratt_poll, jiffies + - msecs_to_jiffies(1000 * LPFC_ERATT_POLL_INTERVAL)); + msecs_to_jiffies(1000 * phba->eratt_poll_interval)); return; } @@ -5690,6 +5690,40 @@ lpfc_sli4_dealloc_extent(struct lpfc_hba *phba, uint16_t type) return rc; } +void +lpfc_set_features(struct lpfc_hba *phba) +{ + LPFC_MBOXQ_t *mbox = NULL; + uint32_t len; + int rc; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) + return; + len = sizeof(struct lpfc_mbx_set_feature) - + sizeof(struct lpfc_sli4_cfg_mhdr); + lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON, + LPFC_MBOX_OPCODE_SET_FEATURES, len, + LPFC_SLI4_MBX_EMBED); + bf_set(lpfc_mbx_set_feature_UER, + &mbox->u.mqe.un.set_feature, 1); + mbox->u.mqe.un.set_feature.feature = LPFC_SET_UE_RECOVERY; + mbox->u.mqe.un.set_feature.param_len = 8; + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL); + + if (rc != MBX_SUCCESS) { + mempool_free(mbox, phba->mbox_mem_pool); + return; + } + phba->hba_flag |= HBA_RECOVERABLE_UE; + phba->eratt_poll_interval = 1; /* Set 1Sec interval to detect UE */ + phba->sli4_hba.ue_to_sr = bf_get(lpfc_mbx_set_feature_UESR, + &mbox->u.mqe.un.set_feature); + phba->sli4_hba.ue_to_rp = bf_get(lpfc_mbx_set_feature_UERP, + &mbox->u.mqe.un.set_feature); + mempool_free(mbox, phba->mbox_mem_pool); +} + /** * lpfc_sli4_alloc_resource_identifiers - Allocate all SLI4 resource extents. * @phba: Pointer to HBA context object. @@ -6414,6 +6448,9 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) phba->pport->cfg_lun_queue_depth = rc; } + if (bf_get(lpfc_sli_intf_if_type, &phba->sli4_hba.sli_intf) == + LPFC_SLI_INTF_IF_TYPE_0) + lpfc_set_features(phba); /* * Discover the port's supported feature set and match it against the @@ -6612,7 +6649,7 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) /* Start error attention (ERATT) polling timer */ mod_timer(&phba->eratt_poll, - jiffies + msecs_to_jiffies(1000 * LPFC_ERATT_POLL_INTERVAL)); + jiffies + msecs_to_jiffies(1000 * phba->eratt_poll_interval)); /* Enable PCIe device Advanced Error Reporting (AER) if configured */ if (phba->cfg_aer_support == 1 && !(phba->hba_flag & HBA_AER_ENABLED)) { |