diff options
Diffstat (limited to 'drivers/s390/scsi/zfcp_fc.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_fc.c | 52 |
1 files changed, 27 insertions, 25 deletions
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 7331eea67435..8210645c2111 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -3,7 +3,7 @@ * * Fibre Channel related functions for the zfcp device driver. * - * Copyright IBM Corp. 2008, 2010 + * Copyright IBM Corp. 2008, 2017 */ #define KMSG_COMPONENT "zfcp" @@ -29,7 +29,7 @@ static u32 zfcp_fc_rscn_range_mask[] = { }; static bool no_auto_port_rescan; -module_param_named(no_auto_port_rescan, no_auto_port_rescan, bool, 0600); +module_param(no_auto_port_rescan, bool, 0600); MODULE_PARM_DESC(no_auto_port_rescan, "no automatic port_rescan (default off)"); @@ -260,7 +260,8 @@ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req) page = (struct fc_els_rscn_page *) head; /* see FC-FS */ - no_entries = head->rscn_plen / sizeof(struct fc_els_rscn_page); + no_entries = be16_to_cpu(head->rscn_plen) / + sizeof(struct fc_els_rscn_page); for (i = 1; i < no_entries; i++) { /* skip head and start with 1st element */ @@ -296,7 +297,7 @@ static void zfcp_fc_incoming_plogi(struct zfcp_fsf_req *req) status_buffer = (struct fsf_status_read_buffer *) req->data; plogi = (struct fc_els_flogi *) status_buffer->payload.data; - zfcp_fc_incoming_wwpn(req, plogi->fl_wwpn); + zfcp_fc_incoming_wwpn(req, be64_to_cpu(plogi->fl_wwpn)); } static void zfcp_fc_incoming_logo(struct zfcp_fsf_req *req) @@ -306,7 +307,7 @@ static void zfcp_fc_incoming_logo(struct zfcp_fsf_req *req) struct fc_els_logo *logo = (struct fc_els_logo *) status_buffer->payload.data; - zfcp_fc_incoming_wwpn(req, logo->fl_n_port_wwn); + zfcp_fc_incoming_wwpn(req, be64_to_cpu(logo->fl_n_port_wwn)); } /** @@ -335,7 +336,7 @@ static void zfcp_fc_ns_gid_pn_eval(struct zfcp_fc_req *fc_req) if (ct_els->status) return; - if (gid_pn_rsp->ct_hdr.ct_cmd != FC_FS_ACC) + if (gid_pn_rsp->ct_hdr.ct_cmd != cpu_to_be16(FC_FS_ACC)) return; /* looks like a valid d_id */ @@ -352,8 +353,8 @@ static void zfcp_fc_ct_ns_init(struct fc_ct_hdr *ct_hdr, u16 cmd, u16 mr_size) ct_hdr->ct_rev = FC_CT_REV; ct_hdr->ct_fs_type = FC_FST_DIR; ct_hdr->ct_fs_subtype = FC_NS_SUBTYPE; - ct_hdr->ct_cmd = cmd; - ct_hdr->ct_mr_size = mr_size / 4; + ct_hdr->ct_cmd = cpu_to_be16(cmd); + ct_hdr->ct_mr_size = cpu_to_be16(mr_size / 4); } static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port, @@ -376,7 +377,7 @@ static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port, zfcp_fc_ct_ns_init(&gid_pn_req->ct_hdr, FC_NS_GID_PN, ZFCP_FC_CT_SIZE_PAGE); - gid_pn_req->gid_pn.fn_wwpn = port->wwpn; + gid_pn_req->gid_pn.fn_wwpn = cpu_to_be64(port->wwpn); ret = zfcp_fsf_send_ct(&adapter->gs->ds, &fc_req->ct_els, adapter->pool.gid_pn_req, @@ -460,26 +461,26 @@ void zfcp_fc_trigger_did_lookup(struct zfcp_port *port) */ void zfcp_fc_plogi_evaluate(struct zfcp_port *port, struct fc_els_flogi *plogi) { - if (plogi->fl_wwpn != port->wwpn) { + if (be64_to_cpu(plogi->fl_wwpn) != port->wwpn) { port->d_id = 0; dev_warn(&port->adapter->ccw_device->dev, "A port opened with WWPN 0x%016Lx returned data that " "identifies it as WWPN 0x%016Lx\n", (unsigned long long) port->wwpn, - (unsigned long long) plogi->fl_wwpn); + (unsigned long long) be64_to_cpu(plogi->fl_wwpn)); return; } - port->wwnn = plogi->fl_wwnn; - port->maxframe_size = plogi->fl_csp.sp_bb_data; + port->wwnn = be64_to_cpu(plogi->fl_wwnn); + port->maxframe_size = be16_to_cpu(plogi->fl_csp.sp_bb_data); - if (plogi->fl_cssp[0].cp_class & FC_CPC_VALID) + if (plogi->fl_cssp[0].cp_class & cpu_to_be16(FC_CPC_VALID)) port->supported_classes |= FC_COS_CLASS1; - if (plogi->fl_cssp[1].cp_class & FC_CPC_VALID) + if (plogi->fl_cssp[1].cp_class & cpu_to_be16(FC_CPC_VALID)) port->supported_classes |= FC_COS_CLASS2; - if (plogi->fl_cssp[2].cp_class & FC_CPC_VALID) + if (plogi->fl_cssp[2].cp_class & cpu_to_be16(FC_CPC_VALID)) port->supported_classes |= FC_COS_CLASS3; - if (plogi->fl_cssp[3].cp_class & FC_CPC_VALID) + if (plogi->fl_cssp[3].cp_class & cpu_to_be16(FC_CPC_VALID)) port->supported_classes |= FC_COS_CLASS4; } @@ -497,9 +498,9 @@ static void zfcp_fc_adisc_handler(void *data) } if (!port->wwnn) - port->wwnn = adisc_resp->adisc_wwnn; + port->wwnn = be64_to_cpu(adisc_resp->adisc_wwnn); - if ((port->wwpn != adisc_resp->adisc_wwpn) || + if ((port->wwpn != be64_to_cpu(adisc_resp->adisc_wwpn)) || !(atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN)) { zfcp_erp_port_reopen(port, ZFCP_STATUS_COMMON_ERP_FAILED, "fcadh_2"); @@ -538,8 +539,8 @@ static int zfcp_fc_adisc(struct zfcp_port *port) /* acc. to FC-FS, hard_nport_id in ADISC should not be set for ports without FC-AL-2 capability, so we don't set it */ - fc_req->u.adisc.req.adisc_wwpn = fc_host_port_name(shost); - fc_req->u.adisc.req.adisc_wwnn = fc_host_node_name(shost); + fc_req->u.adisc.req.adisc_wwpn = cpu_to_be64(fc_host_port_name(shost)); + fc_req->u.adisc.req.adisc_wwnn = cpu_to_be64(fc_host_node_name(shost)); fc_req->u.adisc.req.adisc_cmd = ELS_ADISC; hton24(fc_req->u.adisc.req.adisc_port_id, fc_host_port_id(shost)); @@ -666,8 +667,8 @@ static int zfcp_fc_eval_gpn_ft(struct zfcp_fc_req *fc_req, if (ct_els->status) return -EIO; - if (hdr->ct_cmd != FC_FS_ACC) { - if (hdr->ct_reason == FC_BA_RJT_UNABLE) + if (hdr->ct_cmd != cpu_to_be16(FC_FS_ACC)) { + if (hdr->ct_reason == FC_FS_RJT_UNABL) return -EAGAIN; /* might be a temporary condition */ return -EIO; } @@ -693,10 +694,11 @@ static int zfcp_fc_eval_gpn_ft(struct zfcp_fc_req *fc_req, if (d_id >= FC_FID_WELL_KNOWN_BASE) continue; /* skip the adapter's port and known remote ports */ - if (acc->fp_wwpn == fc_host_port_name(adapter->scsi_host)) + if (be64_to_cpu(acc->fp_wwpn) == + fc_host_port_name(adapter->scsi_host)) continue; - port = zfcp_port_enqueue(adapter, acc->fp_wwpn, + port = zfcp_port_enqueue(adapter, be64_to_cpu(acc->fp_wwpn), ZFCP_STATUS_COMMON_NOESC, d_id); if (!IS_ERR(port)) zfcp_erp_port_reopen(port, 0, "fcegpf1"); |