diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_fc.c')
-rw-r--r-- | drivers/s390/scsi/zfcp_fc.c | 84 |
1 files changed, 57 insertions, 27 deletions
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index ac5e3b7a3576..0f7b493fb105 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c | |||
@@ -258,7 +258,8 @@ static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port, | |||
258 | gid_pn->gid_pn_req.gid_pn.fn_wwpn = port->wwpn; | 258 | gid_pn->gid_pn_req.gid_pn.fn_wwpn = port->wwpn; |
259 | 259 | ||
260 | ret = zfcp_fsf_send_ct(&adapter->gs->ds, &gid_pn->ct, | 260 | ret = zfcp_fsf_send_ct(&adapter->gs->ds, &gid_pn->ct, |
261 | adapter->pool.gid_pn_req); | 261 | adapter->pool.gid_pn_req, |
262 | ZFCP_FC_CTELS_TMO); | ||
262 | if (!ret) { | 263 | if (!ret) { |
263 | wait_for_completion(&completion); | 264 | wait_for_completion(&completion); |
264 | zfcp_fc_ns_gid_pn_eval(gid_pn); | 265 | zfcp_fc_ns_gid_pn_eval(gid_pn); |
@@ -421,7 +422,8 @@ static int zfcp_fc_adisc(struct zfcp_port *port) | |||
421 | hton24(adisc->adisc_req.adisc_port_id, | 422 | hton24(adisc->adisc_req.adisc_port_id, |
422 | fc_host_port_id(adapter->scsi_host)); | 423 | fc_host_port_id(adapter->scsi_host)); |
423 | 424 | ||
424 | ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els); | 425 | ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els, |
426 | ZFCP_FC_CTELS_TMO); | ||
425 | if (ret) | 427 | if (ret) |
426 | kmem_cache_free(zfcp_data.adisc_cache, adisc); | 428 | kmem_cache_free(zfcp_data.adisc_cache, adisc); |
427 | 429 | ||
@@ -532,7 +534,8 @@ static int zfcp_fc_send_gpn_ft(struct zfcp_fc_gpn_ft *gpn_ft, | |||
532 | ct->req = &gpn_ft->sg_req; | 534 | ct->req = &gpn_ft->sg_req; |
533 | ct->resp = gpn_ft->sg_resp; | 535 | ct->resp = gpn_ft->sg_resp; |
534 | 536 | ||
535 | ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL); | 537 | ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL, |
538 | ZFCP_FC_CTELS_TMO); | ||
536 | if (!ret) | 539 | if (!ret) |
537 | wait_for_completion(&completion); | 540 | wait_for_completion(&completion); |
538 | return ret; | 541 | return ret; |
@@ -677,6 +680,44 @@ static void zfcp_fc_ct_els_job_handler(void *data) | |||
677 | job->job_done(job); | 680 | job->job_done(job); |
678 | } | 681 | } |
679 | 682 | ||
683 | static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct fc_bsg_job *job) | ||
684 | { | ||
685 | u32 preamble_word1; | ||
686 | u8 gs_type; | ||
687 | struct zfcp_adapter *adapter; | ||
688 | |||
689 | preamble_word1 = job->request->rqst_data.r_ct.preamble_word1; | ||
690 | gs_type = (preamble_word1 & 0xff000000) >> 24; | ||
691 | |||
692 | adapter = (struct zfcp_adapter *) job->shost->hostdata[0]; | ||
693 | |||
694 | switch (gs_type) { | ||
695 | case FC_FST_ALIAS: | ||
696 | return &adapter->gs->as; | ||
697 | case FC_FST_MGMT: | ||
698 | return &adapter->gs->ms; | ||
699 | case FC_FST_TIME: | ||
700 | return &adapter->gs->ts; | ||
701 | break; | ||
702 | case FC_FST_DIR: | ||
703 | return &adapter->gs->ds; | ||
704 | break; | ||
705 | default: | ||
706 | return NULL; | ||
707 | } | ||
708 | } | ||
709 | |||
710 | static void zfcp_fc_ct_job_handler(void *data) | ||
711 | { | ||
712 | struct fc_bsg_job *job = data; | ||
713 | struct zfcp_fc_wka_port *wka_port; | ||
714 | |||
715 | wka_port = zfcp_fc_job_wka_port(job); | ||
716 | zfcp_fc_wka_port_put(wka_port); | ||
717 | |||
718 | zfcp_fc_ct_els_job_handler(data); | ||
719 | } | ||
720 | |||
680 | static int zfcp_fc_exec_els_job(struct fc_bsg_job *job, | 721 | static int zfcp_fc_exec_els_job(struct fc_bsg_job *job, |
681 | struct zfcp_adapter *adapter) | 722 | struct zfcp_adapter *adapter) |
682 | { | 723 | { |
@@ -695,43 +736,27 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job, | |||
695 | } else | 736 | } else |
696 | d_id = ntoh24(job->request->rqst_data.h_els.port_id); | 737 | d_id = ntoh24(job->request->rqst_data.h_els.port_id); |
697 | 738 | ||
698 | return zfcp_fsf_send_els(adapter, d_id, els); | 739 | els->handler = zfcp_fc_ct_els_job_handler; |
740 | return zfcp_fsf_send_els(adapter, d_id, els, job->req->timeout / HZ); | ||
699 | } | 741 | } |
700 | 742 | ||
701 | static int zfcp_fc_exec_ct_job(struct fc_bsg_job *job, | 743 | static int zfcp_fc_exec_ct_job(struct fc_bsg_job *job, |
702 | struct zfcp_adapter *adapter) | 744 | struct zfcp_adapter *adapter) |
703 | { | 745 | { |
704 | int ret; | 746 | int ret; |
705 | u8 gs_type; | ||
706 | struct zfcp_fsf_ct_els *ct = job->dd_data; | 747 | struct zfcp_fsf_ct_els *ct = job->dd_data; |
707 | struct zfcp_fc_wka_port *wka_port; | 748 | struct zfcp_fc_wka_port *wka_port; |
708 | u32 preamble_word1; | ||
709 | 749 | ||
710 | preamble_word1 = job->request->rqst_data.r_ct.preamble_word1; | 750 | wka_port = zfcp_fc_job_wka_port(job); |
711 | gs_type = (preamble_word1 & 0xff000000) >> 24; | 751 | if (!wka_port) |
712 | 752 | return -EINVAL; | |
713 | switch (gs_type) { | ||
714 | case FC_FST_ALIAS: | ||
715 | wka_port = &adapter->gs->as; | ||
716 | break; | ||
717 | case FC_FST_MGMT: | ||
718 | wka_port = &adapter->gs->ms; | ||
719 | break; | ||
720 | case FC_FST_TIME: | ||
721 | wka_port = &adapter->gs->ts; | ||
722 | break; | ||
723 | case FC_FST_DIR: | ||
724 | wka_port = &adapter->gs->ds; | ||
725 | break; | ||
726 | default: | ||
727 | return -EINVAL; /* no such service */ | ||
728 | } | ||
729 | 753 | ||
730 | ret = zfcp_fc_wka_port_get(wka_port); | 754 | ret = zfcp_fc_wka_port_get(wka_port); |
731 | if (ret) | 755 | if (ret) |
732 | return ret; | 756 | return ret; |
733 | 757 | ||
734 | ret = zfcp_fsf_send_ct(wka_port, ct, NULL); | 758 | ct->handler = zfcp_fc_ct_job_handler; |
759 | ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->req->timeout / HZ); | ||
735 | if (ret) | 760 | if (ret) |
736 | zfcp_fc_wka_port_put(wka_port); | 761 | zfcp_fc_wka_port_put(wka_port); |
737 | 762 | ||
@@ -752,7 +777,6 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job) | |||
752 | 777 | ||
753 | ct_els->req = job->request_payload.sg_list; | 778 | ct_els->req = job->request_payload.sg_list; |
754 | ct_els->resp = job->reply_payload.sg_list; | 779 | ct_els->resp = job->reply_payload.sg_list; |
755 | ct_els->handler = zfcp_fc_ct_els_job_handler; | ||
756 | ct_els->handler_data = job; | 780 | ct_els->handler_data = job; |
757 | 781 | ||
758 | switch (job->request->msgcode) { | 782 | switch (job->request->msgcode) { |
@@ -767,6 +791,12 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job) | |||
767 | } | 791 | } |
768 | } | 792 | } |
769 | 793 | ||
794 | int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *job) | ||
795 | { | ||
796 | /* hardware tracks timeout, reset bsg timeout to not interfere */ | ||
797 | return -EAGAIN; | ||
798 | } | ||
799 | |||
770 | int zfcp_fc_gs_setup(struct zfcp_adapter *adapter) | 800 | int zfcp_fc_gs_setup(struct zfcp_adapter *adapter) |
771 | { | 801 | { |
772 | struct zfcp_fc_wka_ports *wka_ports; | 802 | struct zfcp_fc_wka_ports *wka_ports; |