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path: root/drivers/scsi/lpfc/lpfc_scsi.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_scsi.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c68
1 files changed, 19 insertions, 49 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index f93799873721..7dc4c2e6bed2 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -629,8 +629,7 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
629 struct lpfc_iocbq *piocbq; 629 struct lpfc_iocbq *piocbq;
630 IOCB_t *piocb; 630 IOCB_t *piocb;
631 struct fcp_cmnd *fcp_cmnd; 631 struct fcp_cmnd *fcp_cmnd;
632 struct scsi_device *scsi_dev = lpfc_cmd->pCmd->device; 632 struct lpfc_rport_data *rdata = lpfc_cmd->rdata;
633 struct lpfc_rport_data *rdata = scsi_dev->hostdata;
634 struct lpfc_nodelist *ndlp = rdata->pnode; 633 struct lpfc_nodelist *ndlp = rdata->pnode;
635 634
636 if ((ndlp == NULL) || (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { 635 if ((ndlp == NULL) || (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) {
@@ -665,56 +664,18 @@ lpfc_scsi_prep_task_mgmt_cmd(struct lpfc_hba *phba,
665 piocb->ulpTimeout = lpfc_cmd->timeout; 664 piocb->ulpTimeout = lpfc_cmd->timeout;
666 } 665 }
667 666
668 lpfc_cmd->rdata = rdata;
669
670 switch (task_mgmt_cmd) {
671 case FCP_LUN_RESET:
672 /* Issue LUN Reset to TGT <num> LUN <num> */
673 lpfc_printf_log(phba,
674 KERN_INFO,
675 LOG_FCP,
676 "%d:0703 Issue LUN Reset to TGT %d LUN %d "
677 "Data: x%x x%x\n",
678 phba->brd_no,
679 scsi_dev->id, scsi_dev->lun,
680 ndlp->nlp_rpi, ndlp->nlp_flag);
681
682 break;
683 case FCP_ABORT_TASK_SET:
684 /* Issue Abort Task Set to TGT <num> LUN <num> */
685 lpfc_printf_log(phba,
686 KERN_INFO,
687 LOG_FCP,
688 "%d:0701 Issue Abort Task Set to TGT %d LUN %d "
689 "Data: x%x x%x\n",
690 phba->brd_no,
691 scsi_dev->id, scsi_dev->lun,
692 ndlp->nlp_rpi, ndlp->nlp_flag);
693
694 break;
695 case FCP_TARGET_RESET:
696 /* Issue Target Reset to TGT <num> */
697 lpfc_printf_log(phba,
698 KERN_INFO,
699 LOG_FCP,
700 "%d:0702 Issue Target Reset to TGT %d "
701 "Data: x%x x%x\n",
702 phba->brd_no,
703 scsi_dev->id, ndlp->nlp_rpi,
704 ndlp->nlp_flag);
705 break;
706 }
707
708 return (1); 667 return (1);
709} 668}
710 669
711static int 670static int
712lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba) 671lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba,
672 unsigned tgt_id, struct lpfc_rport_data *rdata)
713{ 673{
714 struct lpfc_iocbq *iocbq; 674 struct lpfc_iocbq *iocbq;
715 struct lpfc_iocbq *iocbqrsp; 675 struct lpfc_iocbq *iocbqrsp;
716 int ret; 676 int ret;
717 677
678 lpfc_cmd->rdata = rdata;
718 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_TARGET_RESET); 679 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_TARGET_RESET);
719 if (!ret) 680 if (!ret)
720 return FAILED; 681 return FAILED;
@@ -726,6 +687,13 @@ lpfc_scsi_tgt_reset(struct lpfc_scsi_buf * lpfc_cmd, struct lpfc_hba * phba)
726 if (!iocbqrsp) 687 if (!iocbqrsp)
727 return FAILED; 688 return FAILED;
728 689
690 /* Issue Target Reset to TGT <num> */
691 lpfc_printf_log(phba, KERN_INFO, LOG_FCP,
692 "%d:0702 Issue Target Reset to TGT %d "
693 "Data: x%x x%x\n",
694 phba->brd_no, tgt_id, rdata->pnode->nlp_rpi,
695 rdata->pnode->nlp_flag);
696
729 ret = lpfc_sli_issue_iocb_wait(phba, 697 ret = lpfc_sli_issue_iocb_wait(phba,
730 &phba->sli.ring[phba->sli.fcp_ring], 698 &phba->sli.ring[phba->sli.fcp_ring],
731 iocbq, iocbqrsp, lpfc_cmd->timeout); 699 iocbq, iocbqrsp, lpfc_cmd->timeout);
@@ -1021,6 +989,7 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
1021 lpfc_cmd->pCmd = cmnd; 989 lpfc_cmd->pCmd = cmnd;
1022 lpfc_cmd->timeout = 60; 990 lpfc_cmd->timeout = 60;
1023 lpfc_cmd->scsi_hba = phba; 991 lpfc_cmd->scsi_hba = phba;
992 lpfc_cmd->rdata = rdata;
1024 993
1025 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_LUN_RESET); 994 ret = lpfc_scsi_prep_task_mgmt_cmd(phba, lpfc_cmd, FCP_LUN_RESET);
1026 if (!ret) 995 if (!ret)
@@ -1033,6 +1002,11 @@ lpfc_reset_lun_handler(struct scsi_cmnd *cmnd)
1033 if (iocbqrsp == NULL) 1002 if (iocbqrsp == NULL)
1034 goto out_free_scsi_buf; 1003 goto out_free_scsi_buf;
1035 1004
1005 lpfc_printf_log(phba, KERN_INFO, LOG_FCP,
1006 "%d:0703 Issue LUN Reset to TGT %d LUN %d "
1007 "Data: x%x x%x\n", phba->brd_no, cmnd->device->id,
1008 cmnd->device->lun, pnode->nlp_rpi, pnode->nlp_flag);
1009
1036 ret = lpfc_sli_issue_iocb_wait(phba, 1010 ret = lpfc_sli_issue_iocb_wait(phba,
1037 &phba->sli.ring[phba->sli.fcp_ring], 1011 &phba->sli.ring[phba->sli.fcp_ring],
1038 iocbq, iocbqrsp, lpfc_cmd->timeout); 1012 iocbq, iocbqrsp, lpfc_cmd->timeout);
@@ -1104,7 +1078,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1104 int match; 1078 int match;
1105 int ret = FAILED, i, err_count = 0; 1079 int ret = FAILED, i, err_count = 0;
1106 int cnt, loopcnt; 1080 int cnt, loopcnt;
1107 unsigned int midlayer_id = 0;
1108 struct lpfc_scsi_buf * lpfc_cmd; 1081 struct lpfc_scsi_buf * lpfc_cmd;
1109 1082
1110 lpfc_block_requests(phba); 1083 lpfc_block_requests(phba);
@@ -1124,7 +1097,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1124 * targets known to the driver. Should any target reset 1097 * targets known to the driver. Should any target reset
1125 * fail, this routine returns failure to the midlayer. 1098 * fail, this routine returns failure to the midlayer.
1126 */ 1099 */
1127 midlayer_id = cmnd->device->id;
1128 for (i = 0; i < MAX_FCP_TARGET; i++) { 1100 for (i = 0; i < MAX_FCP_TARGET; i++) {
1129 /* Search the mapped list for this target ID */ 1101 /* Search the mapped list for this target ID */
1130 match = 0; 1102 match = 0;
@@ -1137,9 +1109,8 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1137 if (!match) 1109 if (!match)
1138 continue; 1110 continue;
1139 1111
1140 lpfc_cmd->pCmd->device->id = i; 1112 ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba,
1141 lpfc_cmd->pCmd->device->hostdata = ndlp->rport->dd_data; 1113 i, ndlp->rport->dd_data);
1142 ret = lpfc_scsi_tgt_reset(lpfc_cmd, phba);
1143 if (ret != SUCCESS) { 1114 if (ret != SUCCESS) {
1144 lpfc_printf_log(phba, KERN_ERR, LOG_FCP, 1115 lpfc_printf_log(phba, KERN_ERR, LOG_FCP,
1145 "%d:0713 Bus Reset on target %d failed\n", 1116 "%d:0713 Bus Reset on target %d failed\n",
@@ -1158,7 +1129,6 @@ lpfc_reset_bus_handler(struct scsi_cmnd *cmnd)
1158 * the targets. Unfortunately, some targets do not abide by 1129 * the targets. Unfortunately, some targets do not abide by
1159 * this forcing the driver to double check. 1130 * this forcing the driver to double check.
1160 */ 1131 */
1161 cmnd->device->id = midlayer_id;
1162 cnt = lpfc_sli_sum_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring], 1132 cnt = lpfc_sli_sum_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
1163 0, 0, LPFC_CTX_HOST); 1133 0, 0, LPFC_CTX_HOST);
1164 if (cnt) 1134 if (cnt)