diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gs.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_gs.c | 1195 |
1 files changed, 354 insertions, 841 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 28b574e20ef3..51c7cea71f90 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -529,7 +529,6 @@ static void qla2x00_async_sns_sp_done(srb_t *sp, int rc) if (!e) goto err2; - del_timer(&sp->u.iocb_cmd.timer); e->u.iosb.sp = sp; qla2x00_post_work(vha, e); return; @@ -556,8 +555,8 @@ err2: sp->u.iocb_cmd.u.ctarg.rsp = NULL; } - sp->free(sp); - + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); return; } @@ -592,13 +591,15 @@ static int qla_async_rftid(scsi_qla_host_t *vha, port_id_t *d_id) if (!vha->flags.online) goto done; + /* ref: INIT */ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); if (!sp) goto done; sp->type = SRB_CT_PTHRU_CMD; sp->name = "rft_id"; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla2x00_async_sns_sp_done); sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, @@ -638,8 +639,6 @@ static int qla_async_rftid(scsi_qla_host_t *vha, port_id_t *d_id) sp->u.iocb_cmd.u.ctarg.req_size = RFT_ID_REQ_SIZE; sp->u.iocb_cmd.u.ctarg.rsp_size = RFT_ID_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla2x00_async_sns_sp_done; ql_dbg(ql_dbg_disc, vha, 0xffff, "Async-%s - hdl=%x portid %06x.\n", @@ -653,7 +652,8 @@ static int qla_async_rftid(scsi_qla_host_t *vha, port_id_t *d_id) } return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } @@ -676,8 +676,7 @@ qla2x00_rff_id(scsi_qla_host_t *vha, u8 type) return (QLA_SUCCESS); } - return qla_async_rffid(vha, &vha->d_id, qlt_rff_id(vha), - FC4_TYPE_FCP_SCSI); + return qla_async_rffid(vha, &vha->d_id, qlt_rff_id(vha), type); } static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id, @@ -688,13 +687,15 @@ static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id, srb_t *sp; struct ct_sns_pkt *ct_sns; + /* ref: INIT */ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); if (!sp) goto done; sp->type = SRB_CT_PTHRU_CMD; sp->name = "rff_id"; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla2x00_async_sns_sp_done); sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, @@ -727,13 +728,11 @@ static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id, /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */ ct_req->req.rff_id.port_id = port_id_to_be_id(*d_id); ct_req->req.rff_id.fc4_feature = fc4feature; - ct_req->req.rff_id.fc4_type = fc4type; /* SCSI - FCP */ + ct_req->req.rff_id.fc4_type = fc4type; /* SCSI-FCP or FC-NVMe */ sp->u.iocb_cmd.u.ctarg.req_size = RFF_ID_REQ_SIZE; sp->u.iocb_cmd.u.ctarg.rsp_size = RFF_ID_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla2x00_async_sns_sp_done; ql_dbg(ql_dbg_disc, vha, 0xffff, "Async-%s - hdl=%x portid %06x feature %x type %x.\n", @@ -749,7 +748,8 @@ static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id, return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } @@ -779,13 +779,15 @@ static int qla_async_rnnid(scsi_qla_host_t *vha, port_id_t *d_id, srb_t *sp; struct ct_sns_pkt *ct_sns; + /* ref: INIT */ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); if (!sp) goto done; sp->type = SRB_CT_PTHRU_CMD; sp->name = "rnid"; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla2x00_async_sns_sp_done); sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, @@ -823,9 +825,6 @@ static int qla_async_rnnid(scsi_qla_host_t *vha, port_id_t *d_id, sp->u.iocb_cmd.u.ctarg.rsp_size = RNN_ID_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla2x00_async_sns_sp_done; - ql_dbg(ql_dbg_disc, vha, 0xffff, "Async-%s - hdl=%x portid %06x\n", sp->name, sp->handle, d_id->b24); @@ -840,7 +839,8 @@ static int qla_async_rnnid(scsi_qla_host_t *vha, port_id_t *d_id, return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } @@ -886,13 +886,15 @@ static int qla_async_rsnn_nn(scsi_qla_host_t *vha) srb_t *sp; struct ct_sns_pkt *ct_sns; + /* ref: INIT */ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); if (!sp) goto done; sp->type = SRB_CT_PTHRU_CMD; sp->name = "rsnn_nn"; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla2x00_async_sns_sp_done); sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, @@ -936,9 +938,6 @@ static int qla_async_rsnn_nn(scsi_qla_host_t *vha) sp->u.iocb_cmd.u.ctarg.rsp_size = RSNN_NN_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla2x00_async_sns_sp_done; - ql_dbg(ql_dbg_disc, vha, 0xffff, "Async-%s - hdl=%x.\n", sp->name, sp->handle); @@ -953,7 +952,8 @@ static int qla_async_rsnn_nn(scsi_qla_host_t *vha) return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } @@ -1596,7 +1596,6 @@ qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries, unsigned int callopt) { struct qla_hw_data *ha = vha->hw; - struct init_cb_24xx *icb24 = (void *)ha->init_cb; struct new_utsname *p_sysid = utsname(); struct ct_fdmi_hba_attr *eiter; uint16_t alen; @@ -1617,7 +1616,7 @@ qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries, eiter->type = cpu_to_be16(FDMI_HBA_MANUFACTURER); alen = scnprintf( eiter->a.manufacturer, sizeof(eiter->a.manufacturer), - "%s", "QLogic Corporation"); + "%s", QLA2XXX_MANUFACTURER); alen += FDMI_ATTR_ALIGNMENT(alen); alen += FDMI_ATTR_TYPELEN(eiter); eiter->len = cpu_to_be16(alen); @@ -1711,7 +1710,7 @@ qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries, eiter->type = cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION); alen = scnprintf( eiter->a.orom_version, sizeof(eiter->a.orom_version), - "%d.%02d", ha->bios_revision[1], ha->bios_revision[0]); + "%d.%02d", ha->efi_revision[1], ha->efi_revision[0]); alen += FDMI_ATTR_ALIGNMENT(alen); alen += FDMI_ATTR_TYPELEN(eiter); eiter->len = cpu_to_be16(alen); @@ -1758,15 +1757,15 @@ qla2x00_hba_attributes(scsi_qla_host_t *vha, void *entries, /* MAX CT Payload Length */ eiter = entries + size; eiter->type = cpu_to_be16(FDMI_HBA_MAXIMUM_CT_PAYLOAD_LENGTH); - eiter->a.max_ct_len = cpu_to_be32(le16_to_cpu(IS_FWI2_CAPABLE(ha) ? - icb24->frame_payload_size : ha->init_cb->frame_payload_size)); + eiter->a.max_ct_len = cpu_to_be32(ha->frame_payload_size >> 2); + alen = sizeof(eiter->a.max_ct_len); alen += FDMI_ATTR_TYPELEN(eiter); eiter->len = cpu_to_be16(alen); size += alen; ql_dbg(ql_dbg_disc, vha, 0x20aa, "CT PAYLOAD LENGTH = 0x%x.\n", be32_to_cpu(eiter->a.max_ct_len)); - /* Node Sybolic Name */ + /* Node Symbolic Name */ eiter = entries + size; eiter->type = cpu_to_be16(FDMI_HBA_NODE_SYMBOLIC_NAME); alen = qla2x00_get_sym_node_name(vha, eiter->a.sym_name, @@ -1851,7 +1850,6 @@ qla2x00_port_attributes(scsi_qla_host_t *vha, void *entries, unsigned int callopt) { struct qla_hw_data *ha = vha->hw; - struct init_cb_24xx *icb24 = (void *)ha->init_cb; struct new_utsname *p_sysid = utsname(); char *hostname = p_sysid ? p_sysid->nodename : fc_host_system_hostname(vha->host); @@ -1903,8 +1901,7 @@ qla2x00_port_attributes(scsi_qla_host_t *vha, void *entries, /* Max frame size. */ eiter = entries + size; eiter->type = cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE); - eiter->a.max_frame_size = cpu_to_be32(le16_to_cpu(IS_FWI2_CAPABLE(ha) ? - icb24->frame_payload_size : ha->init_cb->frame_payload_size)); + eiter->a.max_frame_size = cpu_to_be32(ha->frame_payload_size); alen = sizeof(eiter->a.max_frame_size); alen += FDMI_ATTR_TYPELEN(eiter); eiter->len = cpu_to_be16(alen); @@ -2629,96 +2626,6 @@ qla2x00_port_speed_capability(uint16_t speed) } /** - * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query. - * @vha: HA context - * @list: switch info entries to populate - * - * Returns 0 on success. - */ -int -qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list) -{ - int rval; - uint16_t i; - struct qla_hw_data *ha = vha->hw; - ms_iocb_entry_t *ms_pkt; - struct ct_sns_req *ct_req; - struct ct_sns_rsp *ct_rsp; - struct ct_arg arg; - - if (!IS_IIDMA_CAPABLE(ha)) - return QLA_FUNCTION_FAILED; - if (!ha->flags.gpsc_supported) - return QLA_FUNCTION_FAILED; - - rval = qla2x00_mgmt_svr_login(vha); - if (rval) - return rval; - - arg.iocb = ha->ms_iocb; - arg.req_dma = ha->ct_sns_dma; - arg.rsp_dma = ha->ct_sns_dma; - arg.req_size = GPSC_REQ_SIZE; - arg.rsp_size = GPSC_RSP_SIZE; - arg.nport_handle = vha->mgmt_svr_loop_id; - - for (i = 0; i < ha->max_fibre_devices; i++) { - /* Issue GFPN_ID */ - /* Prepare common MS IOCB */ - ms_pkt = qla24xx_prep_ms_iocb(vha, &arg); - - /* Prepare CT request */ - ct_req = qla24xx_prep_ct_fm_req(ha->ct_sns, GPSC_CMD, - GPSC_RSP_SIZE); - ct_rsp = &ha->ct_sns->p.rsp; - - /* Prepare CT arguments -- port_name */ - memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name, - WWN_SIZE); - - /* Execute MS IOCB */ - rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, - sizeof(ms_iocb_entry_t)); - if (rval != QLA_SUCCESS) { - /*EMPTY*/ - ql_dbg(ql_dbg_disc, vha, 0x2059, - "GPSC issue IOCB failed (%d).\n", rval); - } else if ((rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, - "GPSC")) != QLA_SUCCESS) { - /* FM command unsupported? */ - if (rval == QLA_INVALID_COMMAND && - (ct_rsp->header.reason_code == - CT_REASON_INVALID_COMMAND_CODE || - ct_rsp->header.reason_code == - CT_REASON_COMMAND_UNSUPPORTED)) { - ql_dbg(ql_dbg_disc, vha, 0x205a, - "GPSC command unsupported, disabling " - "query.\n"); - ha->flags.gpsc_supported = 0; - rval = QLA_FUNCTION_FAILED; - break; - } - rval = QLA_FUNCTION_FAILED; - } else { - list->fp_speed = qla2x00_port_speed_capability( - be16_to_cpu(ct_rsp->rsp.gpsc.speed)); - ql_dbg(ql_dbg_disc, vha, 0x205b, - "GPSC ext entry - fpn " - "%8phN speeds=%04x speed=%04x.\n", - list[i].fabric_port_name, - be16_to_cpu(ct_rsp->rsp.gpsc.speeds), - be16_to_cpu(ct_rsp->rsp.gpsc.speed)); - } - - /* Last device exit. */ - if (list[i].d_id.b.rsvd_1 != 0) - break; - } - - return (rval); -} - -/** * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query. * * @vha: HA context @@ -2893,7 +2800,8 @@ static void qla24xx_async_gpsc_sp_done(srb_t *sp, int res) qla24xx_handle_gpsc_event(vha, &ea); done: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); } int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) @@ -2905,6 +2813,7 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) return rval; + /* ref: INIT */ sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) goto done; @@ -2913,8 +2822,8 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) sp->name = "gpsc"; sp->gen1 = fcport->rscn_gen; sp->gen2 = fcport->login_gen; - - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla24xx_async_gpsc_sp_done); /* CT_IU preamble */ ct_req = qla24xx_prep_ct_fm_req(fcport->ct_desc.ct_sns, GPSC_CMD, @@ -2932,9 +2841,6 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) sp->u.iocb_cmd.u.ctarg.rsp_size = GPSC_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = vha->mgmt_svr_loop_id; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla24xx_async_gpsc_sp_done; - ql_dbg(ql_dbg_disc, vha, 0x205e, "Async-%s %8phC hdl=%x loopid=%x portid=%02x%02x%02x.\n", sp->name, fcport->port_name, sp->handle, @@ -2947,27 +2853,12 @@ int qla24xx_async_gpsc(scsi_qla_host_t *vha, fc_port_t *fcport) return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } -int qla24xx_post_gpnid_work(struct scsi_qla_host *vha, port_id_t *id) -{ - struct qla_work_evt *e; - - if (test_bit(UNLOADING, &vha->dpc_flags) || - (vha->vp_idx && test_bit(VPORT_DELETE, &vha->dpc_flags))) - return 0; - - e = qla2x00_alloc_work(vha, QLA_EVT_GPNID); - if (!e) - return QLA_FUNCTION_FAILED; - - e->u.gpnid.id = *id; - return qla2x00_post_work(vha, e); -} - void qla24xx_sp_unmap(scsi_qla_host_t *vha, srb_t *sp) { struct srb_iocb *c = &sp->u.iocb_cmd; @@ -2996,291 +2887,8 @@ void qla24xx_sp_unmap(scsi_qla_host_t *vha, srb_t *sp) break; } - sp->free(sp); -} - -void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) -{ - fc_port_t *fcport, *conflict, *t; - u16 data[2]; - - ql_dbg(ql_dbg_disc, vha, 0xffff, - "%s %d port_id: %06x\n", - __func__, __LINE__, ea->id.b24); - - if (ea->rc) { - /* cable is disconnected */ - list_for_each_entry_safe(fcport, t, &vha->vp_fcports, list) { - if (fcport->d_id.b24 == ea->id.b24) - fcport->scan_state = QLA_FCPORT_SCAN; - - qlt_schedule_sess_for_deletion(fcport); - } - } else { - /* cable is connected */ - fcport = qla2x00_find_fcport_by_wwpn(vha, ea->port_name, 1); - if (fcport) { - list_for_each_entry_safe(conflict, t, &vha->vp_fcports, - list) { - if ((conflict->d_id.b24 == ea->id.b24) && - (fcport != conflict)) - /* - * 2 fcports with conflict Nport ID or - * an existing fcport is having nport ID - * conflict with new fcport. - */ - - conflict->scan_state = QLA_FCPORT_SCAN; - - qlt_schedule_sess_for_deletion(conflict); - } - - fcport->scan_needed = 0; - fcport->rscn_gen++; - fcport->scan_state = QLA_FCPORT_FOUND; - fcport->flags |= FCF_FABRIC_DEVICE; - if (fcport->login_retry == 0) { - fcport->login_retry = - vha->hw->login_retry_count; - ql_dbg(ql_dbg_disc, vha, 0xffff, - "Port login retry %8phN, lid 0x%04x cnt=%d.\n", - fcport->port_name, fcport->loop_id, - fcport->login_retry); - } - switch (fcport->disc_state) { - case DSC_LOGIN_COMPLETE: - /* recheck session is still intact. */ - ql_dbg(ql_dbg_disc, vha, 0x210d, - "%s %d %8phC revalidate session with ADISC\n", - __func__, __LINE__, fcport->port_name); - data[0] = data[1] = 0; - qla2x00_post_async_adisc_work(vha, fcport, - data); - break; - case DSC_DELETED: - ql_dbg(ql_dbg_disc, vha, 0x210d, - "%s %d %8phC login\n", __func__, __LINE__, - fcport->port_name); - fcport->d_id = ea->id; - qla24xx_fcport_handle_login(vha, fcport); - break; - case DSC_DELETE_PEND: - fcport->d_id = ea->id; - break; - default: - fcport->d_id = ea->id; - break; - } - } else { - list_for_each_entry_safe(conflict, t, &vha->vp_fcports, - list) { - if (conflict->d_id.b24 == ea->id.b24) { - /* 2 fcports with conflict Nport ID or - * an existing fcport is having nport ID - * conflict with new fcport. - */ - ql_dbg(ql_dbg_disc, vha, 0xffff, - "%s %d %8phC DS %d\n", - __func__, __LINE__, - conflict->port_name, - conflict->disc_state); - - conflict->scan_state = QLA_FCPORT_SCAN; - qlt_schedule_sess_for_deletion(conflict); - } - } - - /* create new fcport */ - ql_dbg(ql_dbg_disc, vha, 0x2065, - "%s %d %8phC post new sess\n", - __func__, __LINE__, ea->port_name); - qla24xx_post_newsess_work(vha, &ea->id, - ea->port_name, NULL, NULL, 0); - } - } -} - -static void qla2x00_async_gpnid_sp_done(srb_t *sp, int res) -{ - struct scsi_qla_host *vha = sp->vha; - struct ct_sns_req *ct_req = - (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req; - struct ct_sns_rsp *ct_rsp = - (struct ct_sns_rsp *)sp->u.iocb_cmd.u.ctarg.rsp; - struct event_arg ea; - struct qla_work_evt *e; - unsigned long flags; - - if (res) - ql_dbg(ql_dbg_disc, vha, 0x2066, - "Async done-%s fail res %x rscn gen %d ID %3phC. %8phC\n", - sp->name, res, sp->gen1, &ct_req->req.port_id.port_id, - ct_rsp->rsp.gpn_id.port_name); - else - ql_dbg(ql_dbg_disc, vha, 0x2066, - "Async done-%s good rscn gen %d ID %3phC. %8phC\n", - sp->name, sp->gen1, &ct_req->req.port_id.port_id, - ct_rsp->rsp.gpn_id.port_name); - - memset(&ea, 0, sizeof(ea)); - memcpy(ea.port_name, ct_rsp->rsp.gpn_id.port_name, WWN_SIZE); - ea.sp = sp; - ea.id = be_to_port_id(ct_req->req.port_id.port_id); - ea.rc = res; - - spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - list_del(&sp->elem); - spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); - - if (res) { - if (res == QLA_FUNCTION_TIMEOUT) { - qla24xx_post_gpnid_work(sp->vha, &ea.id); - sp->free(sp); - return; - } - } else if (sp->gen1) { - /* There was another RSCN for this Nport ID */ - qla24xx_post_gpnid_work(sp->vha, &ea.id); - sp->free(sp); - return; - } - - qla24xx_handle_gpnid_event(vha, &ea); - - e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP); - if (!e) { - /* please ignore kernel warning. otherwise, we have mem leak. */ - dma_free_coherent(&vha->hw->pdev->dev, - sp->u.iocb_cmd.u.ctarg.req_allocated_size, - sp->u.iocb_cmd.u.ctarg.req, - sp->u.iocb_cmd.u.ctarg.req_dma); - sp->u.iocb_cmd.u.ctarg.req = NULL; - - dma_free_coherent(&vha->hw->pdev->dev, - sp->u.iocb_cmd.u.ctarg.rsp_allocated_size, - sp->u.iocb_cmd.u.ctarg.rsp, - sp->u.iocb_cmd.u.ctarg.rsp_dma); - sp->u.iocb_cmd.u.ctarg.rsp = NULL; - - sp->free(sp); - return; - } - - e->u.iosb.sp = sp; - qla2x00_post_work(vha, e); -} - -/* Get WWPN with Nport ID. */ -int qla24xx_async_gpnid(scsi_qla_host_t *vha, port_id_t *id) -{ - int rval = QLA_FUNCTION_FAILED; - struct ct_sns_req *ct_req; - srb_t *sp, *tsp; - struct ct_sns_pkt *ct_sns; - unsigned long flags; - - if (!vha->flags.online) - goto done; - - sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); - if (!sp) - goto done; - - sp->type = SRB_CT_PTHRU_CMD; - sp->name = "gpnid"; - sp->u.iocb_cmd.u.ctarg.id = *id; - sp->gen1 = 0; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); - - spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - list_for_each_entry(tsp, &vha->gpnid_list, elem) { - if (tsp->u.iocb_cmd.u.ctarg.id.b24 == id->b24) { - tsp->gen1++; - spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); - sp->free(sp); - goto done; - } - } - list_add_tail(&sp->elem, &vha->gpnid_list); - spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags); - - sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, - sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.req_dma, - GFP_KERNEL); - sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt); - if (!sp->u.iocb_cmd.u.ctarg.req) { - ql_log(ql_log_warn, vha, 0xd041, - "Failed to allocate ct_sns request.\n"); - goto done_free_sp; - } - - sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, - sizeof(struct ct_sns_pkt), &sp->u.iocb_cmd.u.ctarg.rsp_dma, - GFP_KERNEL); - sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt); - if (!sp->u.iocb_cmd.u.ctarg.rsp) { - ql_log(ql_log_warn, vha, 0xd042, - "Failed to allocate ct_sns request.\n"); - goto done_free_sp; - } - - ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.rsp; - memset(ct_sns, 0, sizeof(*ct_sns)); - - ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; - /* CT_IU preamble */ - ct_req = qla2x00_prep_ct_req(ct_sns, GPN_ID_CMD, GPN_ID_RSP_SIZE); - - /* GPN_ID req */ - ct_req->req.port_id.port_id = port_id_to_be_id(*id); - - sp->u.iocb_cmd.u.ctarg.req_size = GPN_ID_REQ_SIZE; - sp->u.iocb_cmd.u.ctarg.rsp_size = GPN_ID_RSP_SIZE; - sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - sp->done = qla2x00_async_gpnid_sp_done; - - ql_dbg(ql_dbg_disc, vha, 0x2067, - "Async-%s hdl=%x ID %3phC.\n", sp->name, - sp->handle, &ct_req->req.port_id.port_id); - - rval = qla2x00_start_sp(sp); - if (rval != QLA_SUCCESS) - goto done_free_sp; - - return rval; - -done_free_sp: - spin_lock_irqsave(&vha->hw->vport_slock, flags); - list_del(&sp->elem); - spin_unlock_irqrestore(&vha->hw->vport_slock, flags); - - if (sp->u.iocb_cmd.u.ctarg.req) { - dma_free_coherent(&vha->hw->pdev->dev, - sizeof(struct ct_sns_pkt), - sp->u.iocb_cmd.u.ctarg.req, - sp->u.iocb_cmd.u.ctarg.req_dma); - sp->u.iocb_cmd.u.ctarg.req = NULL; - } - if (sp->u.iocb_cmd.u.ctarg.rsp) { - dma_free_coherent(&vha->hw->pdev->dev, - sizeof(struct ct_sns_pkt), - sp->u.iocb_cmd.u.ctarg.rsp, - sp->u.iocb_cmd.u.ctarg.rsp_dma); - sp->u.iocb_cmd.u.ctarg.rsp = NULL; - } - - sp->free(sp); -done: - return rval; -} - -void qla24xx_handle_gffid_event(scsi_qla_host_t *vha, struct event_arg *ea) -{ - fc_port_t *fcport = ea->fcport; - - qla24xx_post_gnl_work(vha, fcport); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); } void qla24xx_async_gffid_sp_done(srb_t *sp, int res) @@ -3288,7 +2896,6 @@ void qla24xx_async_gffid_sp_done(srb_t *sp, int res) struct scsi_qla_host *vha = sp->vha; fc_port_t *fcport = sp->fcport; struct ct_sns_rsp *ct_rsp; - struct event_arg ea; uint8_t fc4_scsi_feat; uint8_t fc4_nvme_feat; @@ -3296,10 +2903,10 @@ void qla24xx_async_gffid_sp_done(srb_t *sp, int res) "Async done-%s res %x ID %x. %8phC\n", sp->name, res, fcport->d_id.b24, fcport->port_name); - fcport->flags &= ~FCF_ASYNC_SENT; - ct_rsp = &fcport->ct_desc.ct_sns->p.rsp; + ct_rsp = sp->u.iocb_cmd.u.ctarg.rsp; fc4_scsi_feat = ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET]; fc4_nvme_feat = ct_rsp->rsp.gff_id.fc4_features[GFF_NVME_OFFSET]; + sp->rc = res; /* * FC-GS-7, 5.2.3.12 FC-4 Features - format @@ -3320,68 +2927,129 @@ void qla24xx_async_gffid_sp_done(srb_t *sp, int res) } } - memset(&ea, 0, sizeof(ea)); - ea.sp = sp; - ea.fcport = sp->fcport; - ea.rc = res; + if (sp->flags & SRB_WAKEUP_ON_COMP) { + complete(sp->comp); + } else { + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.req_allocated_size, + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.rsp_allocated_size, + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } - qla24xx_handle_gffid_event(vha, &ea); - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); + /* we should not be here */ + dump_stack(); + } } /* Get FC4 Feature with Nport ID. */ -int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport) +int qla24xx_async_gffid(scsi_qla_host_t *vha, fc_port_t *fcport, bool wait) { int rval = QLA_FUNCTION_FAILED; struct ct_sns_req *ct_req; srb_t *sp; + DECLARE_COMPLETION_ONSTACK(comp); - if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) + /* this routine does not have handling for no wait */ + if (!vha->flags.online || !wait) return rval; + /* ref: INIT */ sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL); if (!sp) return rval; - fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_CT_PTHRU_CMD; sp->name = "gffid"; sp->gen1 = fcport->rscn_gen; sp->gen2 = fcport->login_gen; + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla24xx_async_gffid_sp_done); + sp->comp = ∁ + sp->u.iocb_cmd.timeout = qla2x00_els_dcmd2_iocb_timeout; - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + if (wait) + sp->flags = SRB_WAKEUP_ON_COMP; + + sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt); + sp->u.iocb_cmd.u.ctarg.req = dma_alloc_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.req_allocated_size, + &sp->u.iocb_cmd.u.ctarg.req_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.req) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns request.\n", + __func__); + goto done_free_sp; + } + + sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = sizeof(struct ct_sns_pkt); + sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.rsp_allocated_size, + &sp->u.iocb_cmd.u.ctarg.rsp_dma, + GFP_KERNEL); + if (!sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0xd041, + "%s: Failed to allocate ct_sns response.\n", + __func__); + goto done_free_sp; + } /* CT_IU preamble */ - ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GFF_ID_CMD, - GFF_ID_RSP_SIZE); + ct_req = qla2x00_prep_ct_req(sp->u.iocb_cmd.u.ctarg.req, GFF_ID_CMD, GFF_ID_RSP_SIZE); ct_req->req.gff_id.port_id[0] = fcport->d_id.b.domain; ct_req->req.gff_id.port_id[1] = fcport->d_id.b.area; ct_req->req.gff_id.port_id[2] = fcport->d_id.b.al_pa; - sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns; - sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma; - sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns; - sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma; sp->u.iocb_cmd.u.ctarg.req_size = GFF_ID_REQ_SIZE; sp->u.iocb_cmd.u.ctarg.rsp_size = GFF_ID_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->done = qla24xx_async_gffid_sp_done; - - ql_dbg(ql_dbg_disc, vha, 0x2132, - "Async-%s hdl=%x %8phC.\n", sp->name, - sp->handle, fcport->port_name); - rval = qla2x00_start_sp(sp); - if (rval != QLA_SUCCESS) + + if (rval != QLA_SUCCESS) { + rval = QLA_FUNCTION_FAILED; goto done_free_sp; + } else { + ql_dbg(ql_dbg_disc, vha, 0x3074, + "Async-%s hdl=%x portid %06x\n", + sp->name, sp->handle, fcport->d_id.b24); + } + + wait_for_completion(sp->comp); + rval = sp->rc; - return rval; done_free_sp: - sp->free(sp); - fcport->flags &= ~FCF_ASYNC_SENT; + if (sp->u.iocb_cmd.u.ctarg.req) { + dma_free_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.req_allocated_size, + sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.req_dma); + sp->u.iocb_cmd.u.ctarg.req = NULL; + } + + if (sp->u.iocb_cmd.u.ctarg.rsp) { + dma_free_coherent(&vha->hw->pdev->dev, + sp->u.iocb_cmd.u.ctarg.rsp_allocated_size, + sp->u.iocb_cmd.u.ctarg.rsp, + sp->u.iocb_cmd.u.ctarg.rsp_dma); + sp->u.iocb_cmd.u.ctarg.rsp = NULL; + } + + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); return rval; } @@ -3410,7 +3078,30 @@ static int qla2x00_is_a_vp(scsi_qla_host_t *vha, u64 wwn) return rc; } -void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) +static bool qla_ok_to_clear_rscn(scsi_qla_host_t *vha, fc_port_t *fcport) +{ + u32 rscn_gen; + + rscn_gen = atomic_read(&vha->rscn_gen); + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2017, + "%s %d %8phC rscn_gen %x start %x end %x current %x\n", + __func__, __LINE__, fcport->port_name, fcport->rscn_gen, + vha->scan.rscn_gen_start, vha->scan.rscn_gen_end, rscn_gen); + + if (val_is_in_range(fcport->rscn_gen, vha->scan.rscn_gen_start, + vha->scan.rscn_gen_end)) + /* rscn came in before fabric scan */ + return true; + + if (val_is_in_range(fcport->rscn_gen, vha->scan.rscn_gen_end, rscn_gen)) + /* rscn came in after fabric scan */ + return false; + + /* rare: fcport's scan_needed + rscn_gen must be stale */ + return true; +} + +void qla_fab_scan_finish(scsi_qla_host_t *vha, srb_t *sp) { fc_port_t *fcport; u32 i, rc; @@ -3523,10 +3214,10 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp) (fcport->scan_needed && fcport->port_type != FCT_INITIATOR && fcport->port_type != FCT_NVME_INITIATOR)) { + fcport->scan_needed = 0; qlt_schedule_sess_for_deletion(fcport); } fcport->d_id.b24 = rp->id.b24; - fcport->scan_needed = 0; break; } @@ -3567,14 +3258,16 @@ login_logout: do_delete = true; } - fcport->scan_needed = 0; + if (qla_ok_to_clear_rscn(vha, fcport)) + fcport->scan_needed = 0; + if (((qla_dual_mode_enabled(vha) || qla_ini_mode_enabled(vha)) && atomic_read(&fcport->state) == FCS_ONLINE) || do_delete) { if (fcport->loop_id != FC_NO_LOOP_ID) { if (fcport->flags & FCF_FCP2_DEVICE) - fcport->logout_on_delete = 0; + continue; ql_log(ql_log_warn, vha, 0x20f0, "%s %d %8phC post del sess\n", @@ -3597,7 +3290,9 @@ login_logout: fcport->port_name, fcport->loop_id, fcport->login_retry); } - fcport->scan_needed = 0; + + if (qla_ok_to_clear_rscn(vha, fcport)) + fcport->scan_needed = 0; qla24xx_fcport_handle_login(vha, fcport); } } @@ -3621,14 +3316,11 @@ out: } } -static int qla2x00_post_gnnft_gpnft_done_work(struct scsi_qla_host *vha, +static int qla2x00_post_next_scan_work(struct scsi_qla_host *vha, srb_t *sp, int cmd) { struct qla_work_evt *e; - if (cmd != QLA_EVT_GPNFT_DONE && cmd != QLA_EVT_GNNFT_DONE) - return QLA_PARAMETER_ERROR; - e = qla2x00_alloc_work(vha, cmd); if (!e) return QLA_FUNCTION_FAILED; @@ -3638,37 +3330,15 @@ static int qla2x00_post_gnnft_gpnft_done_work(struct scsi_qla_host *vha, return qla2x00_post_work(vha, e); } -static int qla2x00_post_nvme_gpnft_work(struct scsi_qla_host *vha, - srb_t *sp, int cmd) -{ - struct qla_work_evt *e; - - if (cmd != QLA_EVT_GPNFT) - return QLA_PARAMETER_ERROR; - - e = qla2x00_alloc_work(vha, cmd); - if (!e) - return QLA_FUNCTION_FAILED; - - e->u.gpnft.fc4_type = FC4_TYPE_NVME; - e->u.gpnft.sp = sp; - - return qla2x00_post_work(vha, e); -} - static void qla2x00_find_free_fcp_nvme_slot(struct scsi_qla_host *vha, struct srb *sp) { struct qla_hw_data *ha = vha->hw; int num_fibre_dev = ha->max_fibre_devices; - struct ct_sns_req *ct_req = - (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req; struct ct_sns_gpnft_rsp *ct_rsp = (struct ct_sns_gpnft_rsp *)sp->u.iocb_cmd.u.ctarg.rsp; struct ct_sns_gpn_ft_data *d; struct fab_scan_rp *rp; - u16 cmd = be16_to_cpu(ct_req->command); - u8 fc4_type = sp->gen2; int i, j, k; port_id_t id; u8 found; @@ -3687,87 +3357,84 @@ static void qla2x00_find_free_fcp_nvme_slot(struct scsi_qla_host *vha, if (id.b24 == 0 || wwn == 0) continue; - if (fc4_type == FC4_TYPE_FCP_SCSI) { - if (cmd == GPN_FT_CMD) { - rp = &vha->scan.l[j]; - rp->id = id; - memcpy(rp->port_name, d->port_name, 8); - j++; - rp->fc4type = FS_FC4TYPE_FCP; - } else { - for (k = 0; k < num_fibre_dev; k++) { - rp = &vha->scan.l[k]; - if (id.b24 == rp->id.b24) { - memcpy(rp->node_name, - d->port_name, 8); - break; - } + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2025, + "%s %06x %8ph \n", + __func__, id.b24, d->port_name); + + switch (vha->scan.step) { + case FAB_SCAN_GPNFT_FCP: + rp = &vha->scan.l[j]; + rp->id = id; + memcpy(rp->port_name, d->port_name, 8); + j++; + rp->fc4type = FS_FC4TYPE_FCP; + break; + case FAB_SCAN_GNNFT_FCP: + for (k = 0; k < num_fibre_dev; k++) { + rp = &vha->scan.l[k]; + if (id.b24 == rp->id.b24) { + memcpy(rp->node_name, + d->port_name, 8); + break; } } - } else { - /* Search if the fibre device supports FC4_TYPE_NVME */ - if (cmd == GPN_FT_CMD) { - found = 0; + break; + case FAB_SCAN_GPNFT_NVME: + found = 0; - for (k = 0; k < num_fibre_dev; k++) { - rp = &vha->scan.l[k]; - if (!memcmp(rp->port_name, - d->port_name, 8)) { - /* - * Supports FC-NVMe & FCP - */ - rp->fc4type |= FS_FC4TYPE_NVME; - found = 1; - break; - } + for (k = 0; k < num_fibre_dev; k++) { + rp = &vha->scan.l[k]; + if (!memcmp(rp->port_name, d->port_name, 8)) { + /* + * Supports FC-NVMe & FCP + */ + rp->fc4type |= FS_FC4TYPE_NVME; + found = 1; + break; } + } - /* We found new FC-NVMe only port */ - if (!found) { - for (k = 0; k < num_fibre_dev; k++) { - rp = &vha->scan.l[k]; - if (wwn_to_u64(rp->port_name)) { - continue; - } else { - rp->id = id; - memcpy(rp->port_name, - d->port_name, 8); - rp->fc4type = - FS_FC4TYPE_NVME; - break; - } - } - } - } else { + /* We found new FC-NVMe only port */ + if (!found) { for (k = 0; k < num_fibre_dev; k++) { rp = &vha->scan.l[k]; - if (id.b24 == rp->id.b24) { - memcpy(rp->node_name, - d->port_name, 8); + if (wwn_to_u64(rp->port_name)) { + continue; + } else { + rp->id = id; + memcpy(rp->port_name, d->port_name, 8); + rp->fc4type = FS_FC4TYPE_NVME; break; } } } + break; + case FAB_SCAN_GNNFT_NVME: + for (k = 0; k < num_fibre_dev; k++) { + rp = &vha->scan.l[k]; + if (id.b24 == rp->id.b24) { + memcpy(rp->node_name, d->port_name, 8); + break; + } + } + break; + default: + break; } } } -static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res) +static void qla_async_scan_sp_done(srb_t *sp, int res) { struct scsi_qla_host *vha = sp->vha; - struct ct_sns_req *ct_req = - (struct ct_sns_req *)sp->u.iocb_cmd.u.ctarg.req; - u16 cmd = be16_to_cpu(ct_req->command); - u8 fc4_type = sp->gen2; unsigned long flags; int rc; /* gen2 field is holding the fc4type */ - ql_dbg(ql_dbg_disc, vha, 0xffff, - "Async done-%s res %x FC4Type %x\n", - sp->name, res, sp->gen2); + ql_dbg(ql_dbg_disc, vha, 0x2026, + "Async done-%s res %x step %x\n", + sp->name, res, vha->scan.step); - del_timer(&sp->u.iocb_cmd.timer); sp->rc = res; if (res) { unsigned long flags; @@ -3790,8 +3457,7 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res) * sp for GNNFT_DONE work. This will allow all * the resource to get freed up. */ - rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp, - QLA_EVT_GNNFT_DONE); + rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH); if (rc) { /* Cleanup here to prevent memory leak */ qla24xx_sp_unmap(vha, sp); @@ -3816,28 +3482,30 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res) qla2x00_find_free_fcp_nvme_slot(vha, sp); - if ((fc4_type == FC4_TYPE_FCP_SCSI) && vha->flags.nvme_enabled && - cmd == GNN_FT_CMD) { - spin_lock_irqsave(&vha->work_lock, flags); - vha->scan.scan_flags &= ~SF_SCANNING; - spin_unlock_irqrestore(&vha->work_lock, flags); + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_flags &= ~SF_SCANNING; + spin_unlock_irqrestore(&vha->work_lock, flags); - sp->rc = res; - rc = qla2x00_post_nvme_gpnft_work(vha, sp, QLA_EVT_GPNFT); - if (rc) { - qla24xx_sp_unmap(vha, sp); - set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); - set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); - } - return; - } + switch (vha->scan.step) { + case FAB_SCAN_GPNFT_FCP: + case FAB_SCAN_GPNFT_NVME: + rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_CMD); + break; + case FAB_SCAN_GNNFT_FCP: + if (vha->flags.nvme_enabled) + rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_CMD); + else + rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH); - if (cmd == GPN_FT_CMD) { - rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp, - QLA_EVT_GPNFT_DONE); - } else { - rc = qla2x00_post_gnnft_gpnft_done_work(vha, sp, - QLA_EVT_GNNFT_DONE); + break; + case FAB_SCAN_GNNFT_NVME: + rc = qla2x00_post_next_scan_work(vha, sp, QLA_EVT_SCAN_FINISH); + break; + default: + /* should not be here */ + WARN_ON(1); + rc = QLA_FUNCTION_FAILED; + break; } if (rc) { @@ -3848,130 +3516,16 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res) } } -/* - * Get WWNN list for fc4_type - * - * It is assumed the same SRB is re-used from GPNFT to avoid - * mem free & re-alloc - */ -static int qla24xx_async_gnnft(scsi_qla_host_t *vha, struct srb *sp, - u8 fc4_type) -{ - int rval = QLA_FUNCTION_FAILED; - struct ct_sns_req *ct_req; - struct ct_sns_pkt *ct_sns; - unsigned long flags; - - if (!vha->flags.online) { - spin_lock_irqsave(&vha->work_lock, flags); - vha->scan.scan_flags &= ~SF_SCANNING; - spin_unlock_irqrestore(&vha->work_lock, flags); - goto done_free_sp; - } - - if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) { - ql_log(ql_log_warn, vha, 0xffff, - "%s: req %p rsp %p are not setup\n", - __func__, sp->u.iocb_cmd.u.ctarg.req, - sp->u.iocb_cmd.u.ctarg.rsp); - spin_lock_irqsave(&vha->work_lock, flags); - vha->scan.scan_flags &= ~SF_SCANNING; - spin_unlock_irqrestore(&vha->work_lock, flags); - WARN_ON(1); - set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); - set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); - goto done_free_sp; - } - - ql_dbg(ql_dbg_disc, vha, 0xfffff, - "%s: FC4Type %x, CT-PASSTHRU %s command ctarg rsp size %d, ctarg req size %d\n", - __func__, fc4_type, sp->name, sp->u.iocb_cmd.u.ctarg.rsp_size, - sp->u.iocb_cmd.u.ctarg.req_size); - - sp->type = SRB_CT_PTHRU_CMD; - sp->name = "gnnft"; - sp->gen1 = vha->hw->base_qpair->chip_reset; - sp->gen2 = fc4_type; - - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); - - memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size); - memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size); - - ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; - /* CT_IU preamble */ - ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, - sp->u.iocb_cmd.u.ctarg.rsp_size); - - /* GPN_FT req */ - ct_req->req.gpn_ft.port_type = fc4_type; - - sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE; - sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - - sp->done = qla2x00_async_gpnft_gnnft_sp_done; - - ql_dbg(ql_dbg_disc, vha, 0xffff, - "Async-%s hdl=%x FC4Type %x.\n", sp->name, - sp->handle, ct_req->req.gpn_ft.port_type); - - rval = qla2x00_start_sp(sp); - if (rval != QLA_SUCCESS) { - goto done_free_sp; - } - - return rval; - -done_free_sp: - if (sp->u.iocb_cmd.u.ctarg.req) { - dma_free_coherent(&vha->hw->pdev->dev, - sp->u.iocb_cmd.u.ctarg.req_allocated_size, - sp->u.iocb_cmd.u.ctarg.req, - sp->u.iocb_cmd.u.ctarg.req_dma); - sp->u.iocb_cmd.u.ctarg.req = NULL; - } - if (sp->u.iocb_cmd.u.ctarg.rsp) { - dma_free_coherent(&vha->hw->pdev->dev, - sp->u.iocb_cmd.u.ctarg.rsp_allocated_size, - sp->u.iocb_cmd.u.ctarg.rsp, - sp->u.iocb_cmd.u.ctarg.rsp_dma); - sp->u.iocb_cmd.u.ctarg.rsp = NULL; - } - - sp->free(sp); - - spin_lock_irqsave(&vha->work_lock, flags); - vha->scan.scan_flags &= ~SF_SCANNING; - if (vha->scan.scan_flags == 0) { - ql_dbg(ql_dbg_disc, vha, 0xffff, - "%s: schedule\n", __func__); - vha->scan.scan_flags |= SF_QUEUED; - schedule_delayed_work(&vha->scan.scan_work, 5); - } - spin_unlock_irqrestore(&vha->work_lock, flags); - - - return rval; -} /* GNNFT */ - -void qla24xx_async_gpnft_done(scsi_qla_host_t *vha, srb_t *sp) -{ - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, - "%s enter\n", __func__); - qla24xx_async_gnnft(vha, sp, sp->gen2); -} - /* Get WWPN list for certain fc4_type */ -int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) +int qla_fab_async_scan(scsi_qla_host_t *vha, srb_t *sp) { int rval = QLA_FUNCTION_FAILED; struct ct_sns_req *ct_req; struct ct_sns_pkt *ct_sns; - u32 rspsz; + u32 rspsz = 0; unsigned long flags; - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x200c, "%s enter\n", __func__); if (!vha->flags.online) @@ -3980,20 +3534,22 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) spin_lock_irqsave(&vha->work_lock, flags); if (vha->scan.scan_flags & SF_SCANNING) { spin_unlock_irqrestore(&vha->work_lock, flags); - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2012, "%s: scan active\n", __func__); return rval; } vha->scan.scan_flags |= SF_SCANNING; + if (!sp) + vha->scan.step = FAB_SCAN_START; + spin_unlock_irqrestore(&vha->work_lock, flags); - if (fc4_type == FC4_TYPE_FCP_SCSI) { - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, + switch (vha->scan.step) { + case FAB_SCAN_START: + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2018, "%s: Performing FCP Scan\n", __func__); - if (sp) - sp->free(sp); /* should not happen */ - + /* ref: INIT */ sp = qla2x00_get_sp(vha, NULL, GFP_KERNEL); if (!sp) { spin_lock_irqsave(&vha->work_lock, flags); @@ -4008,7 +3564,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) GFP_KERNEL); sp->u.iocb_cmd.u.ctarg.req_allocated_size = sizeof(struct ct_sns_pkt); if (!sp->u.iocb_cmd.u.ctarg.req) { - ql_log(ql_log_warn, vha, 0xffff, + ql_log(ql_log_warn, vha, 0x201a, "Failed to allocate ct_sns request.\n"); spin_lock_irqsave(&vha->work_lock, flags); vha->scan.scan_flags &= ~SF_SCANNING; @@ -4016,11 +3572,10 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) qla2x00_rel_sp(sp); return rval; } - sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE; rspsz = sizeof(struct ct_sns_gpnft_rsp) + - ((vha->hw->max_fibre_devices - 1) * - sizeof(struct ct_sns_gpn_ft_data)); + vha->hw->max_fibre_devices * + sizeof(struct ct_sns_gpn_ft_data); sp->u.iocb_cmd.u.ctarg.rsp = dma_alloc_coherent(&vha->hw->pdev->dev, rspsz, @@ -4028,7 +3583,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) GFP_KERNEL); sp->u.iocb_cmd.u.ctarg.rsp_allocated_size = rspsz; if (!sp->u.iocb_cmd.u.ctarg.rsp) { - ql_log(ql_log_warn, vha, 0xffff, + ql_log(ql_log_warn, vha, 0x201b, "Failed to allocate ct_sns request.\n"); spin_lock_irqsave(&vha->work_lock, flags); vha->scan.scan_flags &= ~SF_SCANNING; @@ -4038,6 +3593,7 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) sp->u.iocb_cmd.u.ctarg.req, sp->u.iocb_cmd.u.ctarg.req_dma); sp->u.iocb_cmd.u.ctarg.req = NULL; + /* ref: INIT */ qla2x00_rel_sp(sp); return rval; } @@ -4047,38 +3603,95 @@ int qla24xx_async_gpnft(scsi_qla_host_t *vha, u8 fc4_type, srb_t *sp) "%s scan list size %d\n", __func__, vha->scan.size); memset(vha->scan.l, 0, vha->scan.size); - } else if (!sp) { - ql_dbg(ql_dbg_disc, vha, 0xffff, - "NVME scan did not provide SP\n"); - return rval; - } - sp->type = SRB_CT_PTHRU_CMD; - sp->name = "gpnft"; - sp->gen1 = vha->hw->base_qpair->chip_reset; - sp->gen2 = fc4_type; + vha->scan.step = FAB_SCAN_GPNFT_FCP; + break; + case FAB_SCAN_GPNFT_FCP: + vha->scan.step = FAB_SCAN_GNNFT_FCP; + break; + case FAB_SCAN_GNNFT_FCP: + vha->scan.step = FAB_SCAN_GPNFT_NVME; + break; + case FAB_SCAN_GPNFT_NVME: + vha->scan.step = FAB_SCAN_GNNFT_NVME; + break; + case FAB_SCAN_GNNFT_NVME: + default: + /* should not be here */ + WARN_ON(1); + goto done_free_sp; + } - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + if (!sp) { + ql_dbg(ql_dbg_disc, vha, 0x201c, + "scan did not provide SP\n"); + return rval; + } + if (!sp->u.iocb_cmd.u.ctarg.req || !sp->u.iocb_cmd.u.ctarg.rsp) { + ql_log(ql_log_warn, vha, 0x201d, + "%s: req %p rsp %p are not setup\n", + __func__, sp->u.iocb_cmd.u.ctarg.req, + sp->u.iocb_cmd.u.ctarg.rsp); + spin_lock_irqsave(&vha->work_lock, flags); + vha->scan.scan_flags &= ~SF_SCANNING; + spin_unlock_irqrestore(&vha->work_lock, flags); + WARN_ON(1); + set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); + goto done_free_sp; + } rspsz = sp->u.iocb_cmd.u.ctarg.rsp_size; - memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size); memset(sp->u.iocb_cmd.u.ctarg.req, 0, sp->u.iocb_cmd.u.ctarg.req_size); + memset(sp->u.iocb_cmd.u.ctarg.rsp, 0, sp->u.iocb_cmd.u.ctarg.rsp_size); + + + sp->type = SRB_CT_PTHRU_CMD; + sp->gen1 = vha->hw->base_qpair->chip_reset; + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla_async_scan_sp_done); ct_sns = (struct ct_sns_pkt *)sp->u.iocb_cmd.u.ctarg.req; - /* CT_IU preamble */ - ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz); - /* GPN_FT req */ - ct_req->req.gpn_ft.port_type = fc4_type; + /* CT_IU preamble */ + switch (vha->scan.step) { + case FAB_SCAN_GPNFT_FCP: + sp->name = "gpnft"; + ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz); + ct_req->req.gpn_ft.port_type = FC4_TYPE_FCP_SCSI; + sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE; + break; + case FAB_SCAN_GNNFT_FCP: + sp->name = "gnnft"; + ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, rspsz); + ct_req->req.gpn_ft.port_type = FC4_TYPE_FCP_SCSI; + sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE; + break; + case FAB_SCAN_GPNFT_NVME: + sp->name = "gpnft"; + ct_req = qla2x00_prep_ct_req(ct_sns, GPN_FT_CMD, rspsz); + ct_req->req.gpn_ft.port_type = FC4_TYPE_NVME; + sp->u.iocb_cmd.u.ctarg.req_size = GPN_FT_REQ_SIZE; + break; + case FAB_SCAN_GNNFT_NVME: + sp->name = "gnnft"; + ct_req = qla2x00_prep_ct_req(ct_sns, GNN_FT_CMD, rspsz); + ct_req->req.gpn_ft.port_type = FC4_TYPE_NVME; + sp->u.iocb_cmd.u.ctarg.req_size = GNN_FT_REQ_SIZE; + break; + default: + /* should not be here */ + WARN_ON(1); + goto done_free_sp; + } sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->done = qla2x00_async_gpnft_gnnft_sp_done; - - ql_dbg(ql_dbg_disc, vha, 0xffff, - "Async-%s hdl=%x FC4Type %x.\n", sp->name, - sp->handle, ct_req->req.gpn_ft.port_type); + ql_dbg(ql_dbg_disc, vha, 0x2003, + "%s: step %d, rsp size %d, req size %d hdl %x %s FC4TYPE %x \n", + __func__, vha->scan.step, sp->u.iocb_cmd.u.ctarg.rsp_size, + sp->u.iocb_cmd.u.ctarg.req_size, sp->handle, sp->name, + ct_req->req.gpn_ft.port_type); rval = qla2x00_start_sp(sp); if (rval != QLA_SUCCESS) { @@ -4103,12 +3716,13 @@ done_free_sp: sp->u.iocb_cmd.u.ctarg.rsp = NULL; } - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); spin_lock_irqsave(&vha->work_lock, flags); vha->scan.scan_flags &= ~SF_SCANNING; if (vha->scan.scan_flags == 0) { - ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0xffff, + ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x2007, "%s: Scan scheduled.\n", __func__); vha->scan.scan_flags |= SF_QUEUED; schedule_delayed_work(&vha->scan.scan_work, 5); @@ -4119,6 +3733,15 @@ done_free_sp: return rval; } +void qla_fab_scan_start(struct scsi_qla_host *vha) +{ + int rval; + + rval = qla_fab_async_scan(vha, NULL); + if (rval) + set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); +} + void qla_scan_work_fn(struct work_struct *work) { struct fab_scan *s = container_of(to_delayed_work(work), @@ -4137,116 +3760,6 @@ void qla_scan_work_fn(struct work_struct *work) spin_unlock_irqrestore(&vha->work_lock, flags); } -/* GNN_ID */ -void qla24xx_handle_gnnid_event(scsi_qla_host_t *vha, struct event_arg *ea) -{ - qla24xx_post_gnl_work(vha, ea->fcport); -} - -static void qla2x00_async_gnnid_sp_done(srb_t *sp, int res) -{ - struct scsi_qla_host *vha = sp->vha; - fc_port_t *fcport = sp->fcport; - u8 *node_name = fcport->ct_desc.ct_sns->p.rsp.rsp.gnn_id.node_name; - struct event_arg ea; - u64 wwnn; - - fcport->flags &= ~FCF_ASYNC_SENT; - wwnn = wwn_to_u64(node_name); - if (wwnn) - memcpy(fcport->node_name, node_name, WWN_SIZE); - - memset(&ea, 0, sizeof(ea)); - ea.fcport = fcport; - ea.sp = sp; - ea.rc = res; - - ql_dbg(ql_dbg_disc, vha, 0x204f, - "Async done-%s res %x, WWPN %8phC %8phC\n", - sp->name, res, fcport->port_name, fcport->node_name); - - qla24xx_handle_gnnid_event(vha, &ea); - - sp->free(sp); -} - -int qla24xx_async_gnnid(scsi_qla_host_t *vha, fc_port_t *fcport) -{ - int rval = QLA_FUNCTION_FAILED; - struct ct_sns_req *ct_req; - srb_t *sp; - - if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) - return rval; - - qla2x00_set_fcport_disc_state(fcport, DSC_GNN_ID); - sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC); - if (!sp) - goto done; - - fcport->flags |= FCF_ASYNC_SENT; - sp->type = SRB_CT_PTHRU_CMD; - sp->name = "gnnid"; - sp->gen1 = fcport->rscn_gen; - sp->gen2 = fcport->login_gen; - - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); - - /* CT_IU preamble */ - ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GNN_ID_CMD, - GNN_ID_RSP_SIZE); - - /* GNN_ID req */ - ct_req->req.port_id.port_id = port_id_to_be_id(fcport->d_id); - - - /* req & rsp use the same buffer */ - sp->u.iocb_cmd.u.ctarg.req = fcport->ct_desc.ct_sns; - sp->u.iocb_cmd.u.ctarg.req_dma = fcport->ct_desc.ct_sns_dma; - sp->u.iocb_cmd.u.ctarg.rsp = fcport->ct_desc.ct_sns; - sp->u.iocb_cmd.u.ctarg.rsp_dma = fcport->ct_desc.ct_sns_dma; - sp->u.iocb_cmd.u.ctarg.req_size = GNN_ID_REQ_SIZE; - sp->u.iocb_cmd.u.ctarg.rsp_size = GNN_ID_RSP_SIZE; - sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - - sp->done = qla2x00_async_gnnid_sp_done; - - ql_dbg(ql_dbg_disc, vha, 0xffff, - "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n", - sp->name, fcport->port_name, - sp->handle, fcport->loop_id, fcport->d_id.b24); - - rval = qla2x00_start_sp(sp); - if (rval != QLA_SUCCESS) - goto done_free_sp; - return rval; - -done_free_sp: - sp->free(sp); - fcport->flags &= ~FCF_ASYNC_SENT; -done: - return rval; -} - -int qla24xx_post_gnnid_work(struct scsi_qla_host *vha, fc_port_t *fcport) -{ - struct qla_work_evt *e; - int ls; - - ls = atomic_read(&vha->loop_state); - if (((ls != LOOP_READY) && (ls != LOOP_UP)) || - test_bit(UNLOADING, &vha->dpc_flags)) - return 0; - - e = qla2x00_alloc_work(vha, QLA_EVT_GNNID); - if (!e) - return QLA_FUNCTION_FAILED; - - e->u.fcport.fcport = fcport; - return qla2x00_post_work(vha, e); -} - /* GPFN_ID */ void qla24xx_handle_gfpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) { @@ -4297,7 +3810,8 @@ static void qla2x00_async_gfpnid_sp_done(srb_t *sp, int res) qla24xx_handle_gfpnid_event(vha, &ea); - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); } int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) @@ -4309,6 +3823,7 @@ int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT)) return rval; + /* ref: INIT */ sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC); if (!sp) goto done; @@ -4317,9 +3832,8 @@ int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) sp->name = "gfpnid"; sp->gen1 = fcport->rscn_gen; sp->gen2 = fcport->login_gen; - - sp->u.iocb_cmd.timeout = qla2x00_async_iocb_timeout; - qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2); + qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, + qla2x00_async_gfpnid_sp_done); /* CT_IU preamble */ ct_req = qla2x00_prep_ct_req(fcport->ct_desc.ct_sns, GFPN_ID_CMD, @@ -4338,8 +3852,6 @@ int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) sp->u.iocb_cmd.u.ctarg.rsp_size = GFPN_ID_RSP_SIZE; sp->u.iocb_cmd.u.ctarg.nport_handle = NPH_SNS; - sp->done = qla2x00_async_gfpnid_sp_done; - ql_dbg(ql_dbg_disc, vha, 0xffff, "Async-%s - %8phC hdl=%x loopid=%x portid %06x.\n", sp->name, fcport->port_name, @@ -4352,7 +3864,8 @@ int qla24xx_async_gfpnid(scsi_qla_host_t *vha, fc_port_t *fcport) return rval; done_free_sp: - sp->free(sp); + /* ref: INIT */ + kref_put(&sp->cmd_kref, qla2x00_sp_release); done: return rval; } |
