diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gs.c')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_gs.c | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 64ab070b8716..4738f8935f7f 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -2949,22 +2949,6 @@ 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; @@ -2997,287 +2981,6 @@ void qla24xx_sp_unmap(scsi_qla_host_t *vha, srb_t *sp) kref_put(&sp->cmd_kref, qla2x00_sp_release); } -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); - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); - return; - } - } else if (sp->gen1) { - /* There was another RSCN for this Nport ID */ - qla24xx_post_gpnid_work(sp->vha, &ea.id); - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); - 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; - - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); - 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; - - /* ref: INIT */ - 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_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, - qla2x00_async_gpnid_sp_done); - - 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); - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); - 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; - - 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; - } - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); -done: - return rval; -} - - void qla24xx_async_gffid_sp_done(srb_t *sp, int res) { struct scsi_qla_host *vha = sp->vha; @@ -4190,116 +3893,6 @@ 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); - - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); -} - -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); - /* ref: INIT */ - 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; - qla2x00_init_async_sp(sp, qla2x00_get_async_timeout(vha) + 2, - qla2x00_async_gnnid_sp_done); - - /* 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; - - 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: - /* ref: INIT */ - kref_put(&sp->cmd_kref, qla2x00_sp_release); - 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) { |