diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_scsi.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 54 |
1 files changed, 37 insertions, 17 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 4e46045dea6..6483c62730b 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -130,7 +130,7 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { shost = lpfc_shost_from_vport(vports[i]); shost_for_each_device(sdev, shost) { new_queue_depth = @@ -151,7 +151,7 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) new_queue_depth); } } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); atomic_set(&phba->num_rsrc_err, 0); atomic_set(&phba->num_cmd_success, 0); } @@ -166,7 +166,7 @@ lpfc_ramp_up_queue_handler(struct lpfc_hba *phba) vports = lpfc_create_vport_work_array(phba); if (vports != NULL) - for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) { shost = lpfc_shost_from_vport(vports[i]); shost_for_each_device(sdev, shost) { if (sdev->ordered_tags) @@ -179,7 +179,7 @@ lpfc_ramp_up_queue_handler(struct lpfc_hba *phba) sdev->queue_depth+1); } } - lpfc_destroy_vport_work_array(vports); + lpfc_destroy_vport_work_array(phba, vports); atomic_set(&phba->num_rsrc_err, 0); atomic_set(&phba->num_cmd_success, 0); } @@ -380,7 +380,7 @@ lpfc_scsi_prep_dma_buf(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd) (num_bde * sizeof (struct ulp_bde64)); iocb_cmd->ulpBdeCount = 1; iocb_cmd->ulpLe = 1; - fcp_cmnd->fcpDl = be32_to_cpu(scsi_bufflen(scsi_cmnd)); + fcp_cmnd->fcpDl = cpu_to_be32(scsi_bufflen(scsi_cmnd)); return 0; } @@ -542,6 +542,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, int result; struct scsi_device *sdev, *tmp_sdev; int depth = 0; + unsigned long flags; lpfc_cmd->result = pIocbOut->iocb.un.ulpWord[4]; lpfc_cmd->status = pIocbOut->iocb.ulpStatus; @@ -608,6 +609,15 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, cmd->scsi_done(cmd); if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) { + /* + * If there is a thread waiting for command completion + * wake up the thread. + */ + spin_lock_irqsave(sdev->host->host_lock, flags); + lpfc_cmd->pCmd = NULL; + if (lpfc_cmd->waitq) + wake_up(lpfc_cmd->waitq); + spin_unlock_irqrestore(sdev->host->host_lock, flags); lpfc_release_scsi_buf(phba, lpfc_cmd); return; } @@ -669,6 +679,16 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, } } + /* + * If there is a thread waiting for command completion + * wake up the thread. + */ + spin_lock_irqsave(sdev->host->host_lock, flags); + lpfc_cmd->pCmd = NULL; + if (lpfc_cmd->waitq) + wake_up(lpfc_cmd->waitq); + spin_unlock_irqrestore(sdev->host->host_lock, flags); + lpfc_release_scsi_buf(phba, lpfc_cmd); } @@ -743,6 +763,8 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd, piocbq->iocb.ulpContext = pnode->nlp_rpi; if (pnode->nlp_fcp_info & NLP_FCP_2_DEVICE) piocbq->iocb.ulpFCP2Rcvy = 1; + else + piocbq->iocb.ulpFCP2Rcvy = 0; piocbq->iocb.ulpClass = (pnode->nlp_fcp_info & 0x0f); piocbq->context1 = lpfc_cmd; @@ -1018,8 +1040,8 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) struct lpfc_iocbq *abtsiocb; struct lpfc_scsi_buf *lpfc_cmd; IOCB_t *cmd, *icmd; - unsigned int loop_count = 0; int ret = SUCCESS; + DECLARE_WAIT_QUEUE_HEAD_ONSTACK(waitq); lpfc_block_error_handler(cmnd); lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; @@ -1074,17 +1096,15 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) if (phba->cfg_poll & DISABLE_FCP_RING_INT) lpfc_sli_poll_fcp_ring (phba); + lpfc_cmd->waitq = &waitq; /* Wait for abort to complete */ - while (lpfc_cmd->pCmd == cmnd) - { - if (phba->cfg_poll & DISABLE_FCP_RING_INT) - lpfc_sli_poll_fcp_ring (phba); + wait_event_timeout(waitq, + (lpfc_cmd->pCmd != cmnd), + (2*vport->cfg_devloss_tmo*HZ)); - schedule_timeout_uninterruptible(LPFC_ABORT_WAIT * HZ); - if (++loop_count - > (2 * vport->cfg_devloss_tmo)/LPFC_ABORT_WAIT) - break; - } + spin_lock_irq(shost->host_lock); + lpfc_cmd->waitq = NULL; + spin_unlock_irq(shost->host_lock); if (lpfc_cmd->pCmd == cmnd) { ret = FAILED; @@ -1438,7 +1458,7 @@ struct scsi_host_template lpfc_template = { .slave_destroy = lpfc_slave_destroy, .scan_finished = lpfc_scan_finished, .this_id = -1, - .sg_tablesize = LPFC_SG_SEG_CNT, + .sg_tablesize = LPFC_DEFAULT_SG_SEG_CNT, .use_sg_chaining = ENABLE_SG_CHAINING, .cmd_per_lun = LPFC_CMD_PER_LUN, .use_clustering = ENABLE_CLUSTERING, @@ -1459,7 +1479,7 @@ struct scsi_host_template lpfc_vport_template = { .slave_destroy = lpfc_slave_destroy, .scan_finished = lpfc_scan_finished, .this_id = -1, - .sg_tablesize = LPFC_SG_SEG_CNT, + .sg_tablesize = LPFC_DEFAULT_SG_SEG_CNT, .cmd_per_lun = LPFC_CMD_PER_LUN, .use_clustering = ENABLE_CLUSTERING, .use_sg_chaining = ENABLE_SG_CHAINING, |