-static void
-lpfc_reset_stats(struct Scsi_Host *shost)
-{
- struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata;
- struct lpfc_sli *psli = &phba->sli;
- struct lpfc_lnk_stat * lso = &psli->lnk_stat_offsets;
- LPFC_MBOXQ_t *pmboxq;
- MAILBOX_t *pmb;
- int rc = 0;
-
- pmboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!pmboxq)
- return;
- memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
-
- pmb = &pmboxq->mb;
- pmb->mbxCommand = MBX_READ_STATUS;
- pmb->mbxOwner = OWN_HOST;
- pmb->un.varWords[0] = 0x1; /* reset request */
- pmboxq->context1 = NULL;
-
- if ((phba->fc_flag & FC_OFFLINE_MODE) ||
- (!(psli->sli_flag & LPFC_SLI2_ACTIVE)))
- rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
- else
- rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
-
- if (rc != MBX_SUCCESS) {
- if (rc == MBX_TIMEOUT)
- pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- else
- mempool_free(pmboxq, phba->mbox_mem_pool);
- return;
- }
-
- memset(pmboxq, 0, sizeof(LPFC_MBOXQ_t));
- pmb->mbxCommand = MBX_READ_LNK_STAT;
- pmb->mbxOwner = OWN_HOST;
- pmboxq->context1 = NULL;
-
- if ((phba->fc_flag & FC_OFFLINE_MODE) ||
- (!(psli->sli_flag & LPFC_SLI2_ACTIVE)))
- rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL);
- else
- rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
-
- if (rc != MBX_SUCCESS) {
- if (rc == MBX_TIMEOUT)
- pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- else
- mempool_free( pmboxq, phba->mbox_mem_pool);
- return;
- }
-
- lso->link_failure_count = pmb->un.varRdLnk.linkFailureCnt;
- lso->loss_of_sync_count = pmb->un.varRdLnk.lossSyncCnt;
- lso->loss_of_signal_count = pmb->un.varRdLnk.lossSignalCnt;
- lso->prim_seq_protocol_err_count = pmb->un.varRdLnk.primSeqErrCnt;
- lso->invalid_tx_word_count = pmb->un.varRdLnk.invalidXmitWord;
- lso->invalid_crc_count = pmb->un.varRdLnk.crcCnt;
- lso->error_frames = pmb->un.varRdLnk.crcCnt;
- lso->link_events = (phba->fc_eventTag >> 1);
-
- psli->stats_start = get_seconds();
-
- return;
-}