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0001 // SPDX-License-Identifier: GPL-2.0-only
0002 /*
0003  * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
0004  * Copyright (c) 2014- QLogic Corporation.
0005  * All rights reserved
0006  * www.qlogic.com
0007  *
0008  * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
0009  */
0010 
0011 /*
0012  *  bfa_attr.c Linux driver configuration interface module.
0013  */
0014 
0015 #include "bfad_drv.h"
0016 #include "bfad_im.h"
0017 
0018 /*
0019  * FC transport template entry, get SCSI target port ID.
0020  */
0021 static void
0022 bfad_im_get_starget_port_id(struct scsi_target *starget)
0023 {
0024     struct Scsi_Host *shost;
0025     struct bfad_im_port_s *im_port;
0026     struct bfad_s         *bfad;
0027     struct bfad_itnim_s   *itnim = NULL;
0028     u32        fc_id = -1;
0029     unsigned long   flags;
0030 
0031     shost = dev_to_shost(starget->dev.parent);
0032     im_port = (struct bfad_im_port_s *) shost->hostdata[0];
0033     bfad = im_port->bfad;
0034     spin_lock_irqsave(&bfad->bfad_lock, flags);
0035 
0036     itnim = bfad_get_itnim(im_port, starget->id);
0037     if (itnim)
0038         fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
0039 
0040     fc_starget_port_id(starget) = fc_id;
0041     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0042 }
0043 
0044 /*
0045  * FC transport template entry, get SCSI target nwwn.
0046  */
0047 static void
0048 bfad_im_get_starget_node_name(struct scsi_target *starget)
0049 {
0050     struct Scsi_Host *shost;
0051     struct bfad_im_port_s *im_port;
0052     struct bfad_s         *bfad;
0053     struct bfad_itnim_s   *itnim = NULL;
0054     u64             node_name = 0;
0055     unsigned long   flags;
0056 
0057     shost = dev_to_shost(starget->dev.parent);
0058     im_port = (struct bfad_im_port_s *) shost->hostdata[0];
0059     bfad = im_port->bfad;
0060     spin_lock_irqsave(&bfad->bfad_lock, flags);
0061 
0062     itnim = bfad_get_itnim(im_port, starget->id);
0063     if (itnim)
0064         node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
0065 
0066     fc_starget_node_name(starget) = cpu_to_be64(node_name);
0067     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0068 }
0069 
0070 /*
0071  * FC transport template entry, get SCSI target pwwn.
0072  */
0073 static void
0074 bfad_im_get_starget_port_name(struct scsi_target *starget)
0075 {
0076     struct Scsi_Host *shost;
0077     struct bfad_im_port_s *im_port;
0078     struct bfad_s         *bfad;
0079     struct bfad_itnim_s   *itnim = NULL;
0080     u64             port_name = 0;
0081     unsigned long   flags;
0082 
0083     shost = dev_to_shost(starget->dev.parent);
0084     im_port = (struct bfad_im_port_s *) shost->hostdata[0];
0085     bfad = im_port->bfad;
0086     spin_lock_irqsave(&bfad->bfad_lock, flags);
0087 
0088     itnim = bfad_get_itnim(im_port, starget->id);
0089     if (itnim)
0090         port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
0091 
0092     fc_starget_port_name(starget) = cpu_to_be64(port_name);
0093     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0094 }
0095 
0096 /*
0097  * FC transport template entry, get SCSI host port ID.
0098  */
0099 static void
0100 bfad_im_get_host_port_id(struct Scsi_Host *shost)
0101 {
0102     struct bfad_im_port_s *im_port =
0103             (struct bfad_im_port_s *) shost->hostdata[0];
0104     struct bfad_port_s    *port = im_port->port;
0105 
0106     fc_host_port_id(shost) =
0107             bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
0108 }
0109 
0110 /*
0111  * FC transport template entry, get SCSI host port type.
0112  */
0113 static void
0114 bfad_im_get_host_port_type(struct Scsi_Host *shost)
0115 {
0116     struct bfad_im_port_s *im_port =
0117             (struct bfad_im_port_s *) shost->hostdata[0];
0118     struct bfad_s         *bfad = im_port->bfad;
0119     struct bfa_lport_attr_s port_attr;
0120 
0121     bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
0122 
0123     switch (port_attr.port_type) {
0124     case BFA_PORT_TYPE_NPORT:
0125         fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
0126         break;
0127     case BFA_PORT_TYPE_NLPORT:
0128         fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
0129         break;
0130     case BFA_PORT_TYPE_P2P:
0131         fc_host_port_type(shost) = FC_PORTTYPE_PTP;
0132         break;
0133     case BFA_PORT_TYPE_LPORT:
0134         fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
0135         break;
0136     default:
0137         fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
0138         break;
0139     }
0140 }
0141 
0142 /*
0143  * FC transport template entry, get SCSI host port state.
0144  */
0145 static void
0146 bfad_im_get_host_port_state(struct Scsi_Host *shost)
0147 {
0148     struct bfad_im_port_s *im_port =
0149             (struct bfad_im_port_s *) shost->hostdata[0];
0150     struct bfad_s         *bfad = im_port->bfad;
0151     struct bfa_port_attr_s attr;
0152 
0153     bfa_fcport_get_attr(&bfad->bfa, &attr);
0154 
0155     switch (attr.port_state) {
0156     case BFA_PORT_ST_LINKDOWN:
0157         fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
0158         break;
0159     case BFA_PORT_ST_LINKUP:
0160         fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
0161         break;
0162     case BFA_PORT_ST_DISABLED:
0163     case BFA_PORT_ST_STOPPED:
0164     case BFA_PORT_ST_IOCDOWN:
0165     case BFA_PORT_ST_IOCDIS:
0166         fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
0167         break;
0168     case BFA_PORT_ST_UNINIT:
0169     case BFA_PORT_ST_ENABLING_QWAIT:
0170     case BFA_PORT_ST_ENABLING:
0171     case BFA_PORT_ST_DISABLING_QWAIT:
0172     case BFA_PORT_ST_DISABLING:
0173     default:
0174         fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
0175         break;
0176     }
0177 }
0178 
0179 /*
0180  * FC transport template entry, get SCSI host active fc4s.
0181  */
0182 static void
0183 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
0184 {
0185     struct bfad_im_port_s *im_port =
0186             (struct bfad_im_port_s *) shost->hostdata[0];
0187     struct bfad_port_s    *port = im_port->port;
0188 
0189     memset(fc_host_active_fc4s(shost), 0,
0190            sizeof(fc_host_active_fc4s(shost)));
0191 
0192     if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
0193         fc_host_active_fc4s(shost)[2] = 1;
0194 
0195     fc_host_active_fc4s(shost)[7] = 1;
0196 }
0197 
0198 /*
0199  * FC transport template entry, get SCSI host link speed.
0200  */
0201 static void
0202 bfad_im_get_host_speed(struct Scsi_Host *shost)
0203 {
0204     struct bfad_im_port_s *im_port =
0205             (struct bfad_im_port_s *) shost->hostdata[0];
0206     struct bfad_s         *bfad = im_port->bfad;
0207     struct bfa_port_attr_s attr;
0208 
0209     bfa_fcport_get_attr(&bfad->bfa, &attr);
0210     switch (attr.speed) {
0211     case BFA_PORT_SPEED_10GBPS:
0212         fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
0213         break;
0214     case BFA_PORT_SPEED_16GBPS:
0215         fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
0216         break;
0217     case BFA_PORT_SPEED_8GBPS:
0218         fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
0219         break;
0220     case BFA_PORT_SPEED_4GBPS:
0221         fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
0222         break;
0223     case BFA_PORT_SPEED_2GBPS:
0224         fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
0225         break;
0226     case BFA_PORT_SPEED_1GBPS:
0227         fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
0228         break;
0229     default:
0230         fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
0231         break;
0232     }
0233 }
0234 
0235 /*
0236  * FC transport template entry, get SCSI host port type.
0237  */
0238 static void
0239 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
0240 {
0241     struct bfad_im_port_s *im_port =
0242             (struct bfad_im_port_s *) shost->hostdata[0];
0243     struct bfad_port_s    *port = im_port->port;
0244     wwn_t           fabric_nwwn = 0;
0245 
0246     fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
0247 
0248     fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
0249 
0250 }
0251 
0252 /*
0253  * FC transport template entry, get BFAD statistics.
0254  */
0255 static struct fc_host_statistics *
0256 bfad_im_get_stats(struct Scsi_Host *shost)
0257 {
0258     struct bfad_im_port_s *im_port =
0259             (struct bfad_im_port_s *) shost->hostdata[0];
0260     struct bfad_s         *bfad = im_port->bfad;
0261     struct bfad_hal_comp fcomp;
0262     union bfa_port_stats_u *fcstats;
0263     struct fc_host_statistics *hstats;
0264     bfa_status_t    rc;
0265     unsigned long   flags;
0266 
0267     fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
0268     if (fcstats == NULL)
0269         return NULL;
0270 
0271     hstats = &bfad->link_stats;
0272     init_completion(&fcomp.comp);
0273     spin_lock_irqsave(&bfad->bfad_lock, flags);
0274     memset(hstats, 0, sizeof(struct fc_host_statistics));
0275     rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
0276                 fcstats, bfad_hcb_comp, &fcomp);
0277     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0278     if (rc != BFA_STATUS_OK) {
0279         kfree(fcstats);
0280         return NULL;
0281     }
0282 
0283     wait_for_completion(&fcomp.comp);
0284 
0285     /* Fill the fc_host_statistics structure */
0286     hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
0287     hstats->tx_frames = fcstats->fc.tx_frames;
0288     hstats->tx_words  = fcstats->fc.tx_words;
0289     hstats->rx_frames = fcstats->fc.rx_frames;
0290     hstats->rx_words  = fcstats->fc.rx_words;
0291     hstats->lip_count = fcstats->fc.lip_count;
0292     hstats->nos_count = fcstats->fc.nos_count;
0293     hstats->error_frames = fcstats->fc.error_frames;
0294     hstats->dumped_frames = fcstats->fc.dropped_frames;
0295     hstats->link_failure_count = fcstats->fc.link_failures;
0296     hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
0297     hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
0298     hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
0299     hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
0300 
0301     kfree(fcstats);
0302     return hstats;
0303 }
0304 
0305 /*
0306  * FC transport template entry, reset BFAD statistics.
0307  */
0308 static void
0309 bfad_im_reset_stats(struct Scsi_Host *shost)
0310 {
0311     struct bfad_im_port_s *im_port =
0312             (struct bfad_im_port_s *) shost->hostdata[0];
0313     struct bfad_s         *bfad = im_port->bfad;
0314     struct bfad_hal_comp fcomp;
0315     unsigned long   flags;
0316     bfa_status_t    rc;
0317 
0318     init_completion(&fcomp.comp);
0319     spin_lock_irqsave(&bfad->bfad_lock, flags);
0320     rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
0321                     &fcomp);
0322     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0323 
0324     if (rc != BFA_STATUS_OK)
0325         return;
0326 
0327     wait_for_completion(&fcomp.comp);
0328 
0329     return;
0330 }
0331 
0332 /*
0333  * FC transport template entry, set rport loss timeout.
0334  * Update dev_loss_tmo based on the value pushed down by the stack
0335  * In case it is lesser than path_tov of driver, set it to path_tov + 1
0336  * to ensure that the driver times out before the application
0337  */
0338 static void
0339 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
0340 {
0341     struct bfad_itnim_data_s *itnim_data = rport->dd_data;
0342     struct bfad_itnim_s   *itnim = itnim_data->itnim;
0343     struct bfad_s         *bfad = itnim->im->bfad;
0344     uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
0345 
0346     rport->dev_loss_tmo = timeout;
0347     if (timeout < path_tov)
0348         rport->dev_loss_tmo = path_tov + 1;
0349 }
0350 
0351 static int
0352 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
0353 {
0354     char *vname = fc_vport->symbolic_name;
0355     struct Scsi_Host *shost = fc_vport->shost;
0356     struct bfad_im_port_s *im_port =
0357         (struct bfad_im_port_s *) shost->hostdata[0];
0358     struct bfad_s *bfad = im_port->bfad;
0359     struct bfa_lport_cfg_s port_cfg;
0360     struct bfad_vport_s *vp;
0361     int status = 0, rc;
0362     unsigned long flags;
0363 
0364     memset(&port_cfg, 0, sizeof(port_cfg));
0365     u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
0366     u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
0367     if (strlen(vname) > 0)
0368         strcpy((char *)&port_cfg.sym_name, vname);
0369     port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
0370 
0371     spin_lock_irqsave(&bfad->bfad_lock, flags);
0372     list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
0373         if (port_cfg.pwwn ==
0374                 vp->fcs_vport.lport.port_cfg.pwwn) {
0375             port_cfg.preboot_vp =
0376                 vp->fcs_vport.lport.port_cfg.preboot_vp;
0377             break;
0378         }
0379     }
0380     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0381 
0382     rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
0383     if (rc == BFA_STATUS_OK) {
0384         struct bfad_vport_s *vport;
0385         struct bfa_fcs_vport_s *fcs_vport;
0386         struct Scsi_Host *vshost;
0387 
0388         spin_lock_irqsave(&bfad->bfad_lock, flags);
0389         fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
0390                     port_cfg.pwwn);
0391         spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0392         if (fcs_vport == NULL)
0393             return VPCERR_BAD_WWN;
0394 
0395         fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
0396         if (disable) {
0397             spin_lock_irqsave(&bfad->bfad_lock, flags);
0398             bfa_fcs_vport_stop(fcs_vport);
0399             spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0400             fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
0401         }
0402 
0403         vport = fcs_vport->vport_drv;
0404         vshost = vport->drv_port.im_port->shost;
0405         fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
0406         fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
0407         fc_host_supported_classes(vshost) = FC_COS_CLASS3;
0408 
0409         memset(fc_host_supported_fc4s(vshost), 0,
0410             sizeof(fc_host_supported_fc4s(vshost)));
0411 
0412         /* For FCP type 0x08 */
0413         if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
0414             fc_host_supported_fc4s(vshost)[2] = 1;
0415 
0416         /* For fibre channel services type 0x20 */
0417         fc_host_supported_fc4s(vshost)[7] = 1;
0418 
0419         fc_host_supported_speeds(vshost) =
0420                 bfad_im_supported_speeds(&bfad->bfa);
0421         fc_host_maxframe_size(vshost) =
0422                 bfa_fcport_get_maxfrsize(&bfad->bfa);
0423 
0424         fc_vport->dd_data = vport;
0425         vport->drv_port.im_port->fc_vport = fc_vport;
0426     } else if (rc == BFA_STATUS_INVALID_WWN)
0427         return VPCERR_BAD_WWN;
0428     else if (rc == BFA_STATUS_VPORT_EXISTS)
0429         return VPCERR_BAD_WWN;
0430     else if (rc == BFA_STATUS_VPORT_MAX)
0431         return VPCERR_NO_FABRIC_SUPP;
0432     else if (rc == BFA_STATUS_VPORT_WWN_BP)
0433         return VPCERR_BAD_WWN;
0434     else
0435         return FC_VPORT_FAILED;
0436 
0437     return status;
0438 }
0439 
0440 static int
0441 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
0442 {
0443     struct bfad_im_port_s *im_port =
0444             (struct bfad_im_port_s *) shost->hostdata[0];
0445     struct bfad_s *bfad = im_port->bfad;
0446     struct bfad_hal_comp fcomp;
0447     unsigned long flags;
0448     uint32_t status;
0449 
0450     init_completion(&fcomp.comp);
0451     spin_lock_irqsave(&bfad->bfad_lock, flags);
0452     status = bfa_port_disable(&bfad->bfa.modules.port,
0453                     bfad_hcb_comp, &fcomp);
0454     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0455 
0456     if (status != BFA_STATUS_OK)
0457         return -EIO;
0458 
0459     wait_for_completion(&fcomp.comp);
0460     if (fcomp.status != BFA_STATUS_OK)
0461         return -EIO;
0462 
0463     spin_lock_irqsave(&bfad->bfad_lock, flags);
0464     status = bfa_port_enable(&bfad->bfa.modules.port,
0465                     bfad_hcb_comp, &fcomp);
0466     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0467     if (status != BFA_STATUS_OK)
0468         return -EIO;
0469 
0470     wait_for_completion(&fcomp.comp);
0471     if (fcomp.status != BFA_STATUS_OK)
0472         return -EIO;
0473 
0474     return 0;
0475 }
0476 
0477 static int
0478 bfad_im_vport_delete(struct fc_vport *fc_vport)
0479 {
0480     struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
0481     struct bfad_im_port_s *im_port =
0482             (struct bfad_im_port_s *) vport->drv_port.im_port;
0483     struct bfad_s *bfad = im_port->bfad;
0484     struct bfa_fcs_vport_s *fcs_vport;
0485     struct Scsi_Host *vshost;
0486     wwn_t   pwwn;
0487     int rc;
0488     unsigned long flags;
0489     struct completion fcomp;
0490 
0491     if (im_port->flags & BFAD_PORT_DELETE) {
0492         bfad_scsi_host_free(bfad, im_port);
0493         list_del(&vport->list_entry);
0494         kfree(vport);
0495         return 0;
0496     }
0497 
0498     vshost = vport->drv_port.im_port->shost;
0499     u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
0500 
0501     spin_lock_irqsave(&bfad->bfad_lock, flags);
0502     fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
0503     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0504 
0505     if (fcs_vport == NULL)
0506         return VPCERR_BAD_WWN;
0507 
0508     vport->drv_port.flags |= BFAD_PORT_DELETE;
0509 
0510     vport->comp_del = &fcomp;
0511     init_completion(vport->comp_del);
0512 
0513     spin_lock_irqsave(&bfad->bfad_lock, flags);
0514     rc = bfa_fcs_vport_delete(&vport->fcs_vport);
0515     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0516 
0517     if (rc == BFA_STATUS_PBC) {
0518         vport->drv_port.flags &= ~BFAD_PORT_DELETE;
0519         vport->comp_del = NULL;
0520         return -1;
0521     }
0522 
0523     wait_for_completion(vport->comp_del);
0524 
0525     bfad_scsi_host_free(bfad, im_port);
0526     list_del(&vport->list_entry);
0527     kfree(vport);
0528 
0529     return 0;
0530 }
0531 
0532 static int
0533 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
0534 {
0535     struct bfad_vport_s *vport;
0536     struct bfad_s *bfad;
0537     struct bfa_fcs_vport_s *fcs_vport;
0538     struct Scsi_Host *vshost;
0539     wwn_t   pwwn;
0540     unsigned long flags;
0541 
0542     vport = (struct bfad_vport_s *)fc_vport->dd_data;
0543     bfad = vport->drv_port.bfad;
0544     vshost = vport->drv_port.im_port->shost;
0545     u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
0546 
0547     spin_lock_irqsave(&bfad->bfad_lock, flags);
0548     fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
0549     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0550 
0551     if (fcs_vport == NULL)
0552         return VPCERR_BAD_WWN;
0553 
0554     if (disable) {
0555         bfa_fcs_vport_stop(fcs_vport);
0556         fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
0557     } else {
0558         bfa_fcs_vport_start(fcs_vport);
0559         fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
0560     }
0561 
0562     return 0;
0563 }
0564 
0565 static void
0566 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
0567 {
0568     struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
0569     struct bfad_im_port_s *im_port =
0570             (struct bfad_im_port_s *)vport->drv_port.im_port;
0571     struct bfad_s *bfad = im_port->bfad;
0572     struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
0573     char *sym_name = fc_vport->symbolic_name;
0574     struct bfa_fcs_vport_s *fcs_vport;
0575     wwn_t   pwwn;
0576     unsigned long flags;
0577 
0578     u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
0579 
0580     spin_lock_irqsave(&bfad->bfad_lock, flags);
0581     fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
0582     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0583 
0584     if (fcs_vport == NULL)
0585         return;
0586 
0587     spin_lock_irqsave(&bfad->bfad_lock, flags);
0588     if (strlen(sym_name) > 0)
0589         bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name);
0590     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0591 }
0592 
0593 struct fc_function_template bfad_im_fc_function_template = {
0594 
0595     /* Target dynamic attributes */
0596     .get_starget_port_id = bfad_im_get_starget_port_id,
0597     .show_starget_port_id = 1,
0598     .get_starget_node_name = bfad_im_get_starget_node_name,
0599     .show_starget_node_name = 1,
0600     .get_starget_port_name = bfad_im_get_starget_port_name,
0601     .show_starget_port_name = 1,
0602 
0603     /* Host dynamic attribute */
0604     .get_host_port_id = bfad_im_get_host_port_id,
0605     .show_host_port_id = 1,
0606 
0607     /* Host fixed attributes */
0608     .show_host_node_name = 1,
0609     .show_host_port_name = 1,
0610     .show_host_supported_classes = 1,
0611     .show_host_supported_fc4s = 1,
0612     .show_host_supported_speeds = 1,
0613     .show_host_maxframe_size = 1,
0614 
0615     /* More host dynamic attributes */
0616     .show_host_port_type = 1,
0617     .get_host_port_type = bfad_im_get_host_port_type,
0618     .show_host_port_state = 1,
0619     .get_host_port_state = bfad_im_get_host_port_state,
0620     .show_host_active_fc4s = 1,
0621     .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
0622     .show_host_speed = 1,
0623     .get_host_speed = bfad_im_get_host_speed,
0624     .show_host_fabric_name = 1,
0625     .get_host_fabric_name = bfad_im_get_host_fabric_name,
0626 
0627     .show_host_symbolic_name = 1,
0628 
0629     /* Statistics */
0630     .get_fc_host_stats = bfad_im_get_stats,
0631     .reset_fc_host_stats = bfad_im_reset_stats,
0632 
0633     /* Allocation length for host specific data */
0634     .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
0635 
0636     /* Remote port fixed attributes */
0637     .show_rport_maxframe_size = 1,
0638     .show_rport_supported_classes = 1,
0639     .show_rport_dev_loss_tmo = 1,
0640     .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
0641     .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
0642     .vport_create = bfad_im_vport_create,
0643     .vport_delete = bfad_im_vport_delete,
0644     .vport_disable = bfad_im_vport_disable,
0645     .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
0646     .bsg_request = bfad_im_bsg_request,
0647     .bsg_timeout = bfad_im_bsg_timeout,
0648 };
0649 
0650 struct fc_function_template bfad_im_vport_fc_function_template = {
0651 
0652     /* Target dynamic attributes */
0653     .get_starget_port_id = bfad_im_get_starget_port_id,
0654     .show_starget_port_id = 1,
0655     .get_starget_node_name = bfad_im_get_starget_node_name,
0656     .show_starget_node_name = 1,
0657     .get_starget_port_name = bfad_im_get_starget_port_name,
0658     .show_starget_port_name = 1,
0659 
0660     /* Host dynamic attribute */
0661     .get_host_port_id = bfad_im_get_host_port_id,
0662     .show_host_port_id = 1,
0663 
0664     /* Host fixed attributes */
0665     .show_host_node_name = 1,
0666     .show_host_port_name = 1,
0667     .show_host_supported_classes = 1,
0668     .show_host_supported_fc4s = 1,
0669     .show_host_supported_speeds = 1,
0670     .show_host_maxframe_size = 1,
0671 
0672     /* More host dynamic attributes */
0673     .show_host_port_type = 1,
0674     .get_host_port_type = bfad_im_get_host_port_type,
0675     .show_host_port_state = 1,
0676     .get_host_port_state = bfad_im_get_host_port_state,
0677     .show_host_active_fc4s = 1,
0678     .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
0679     .show_host_speed = 1,
0680     .get_host_speed = bfad_im_get_host_speed,
0681     .show_host_fabric_name = 1,
0682     .get_host_fabric_name = bfad_im_get_host_fabric_name,
0683 
0684     .show_host_symbolic_name = 1,
0685 
0686     /* Statistics */
0687     .get_fc_host_stats = bfad_im_get_stats,
0688     .reset_fc_host_stats = bfad_im_reset_stats,
0689 
0690     /* Allocation length for host specific data */
0691     .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
0692 
0693     /* Remote port fixed attributes */
0694     .show_rport_maxframe_size = 1,
0695     .show_rport_supported_classes = 1,
0696     .show_rport_dev_loss_tmo = 1,
0697     .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
0698 };
0699 
0700 /*
0701  *  Scsi_Host_attrs SCSI host attributes
0702  */
0703 static ssize_t
0704 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
0705              char *buf)
0706 {
0707     struct Scsi_Host *shost = class_to_shost(dev);
0708     struct bfad_im_port_s *im_port =
0709             (struct bfad_im_port_s *) shost->hostdata[0];
0710     struct bfad_s *bfad = im_port->bfad;
0711     char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
0712 
0713     bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
0714     return sysfs_emit(buf, "%s\n", serial_num);
0715 }
0716 
0717 static ssize_t
0718 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
0719             char *buf)
0720 {
0721     struct Scsi_Host *shost = class_to_shost(dev);
0722     struct bfad_im_port_s *im_port =
0723             (struct bfad_im_port_s *) shost->hostdata[0];
0724     struct bfad_s *bfad = im_port->bfad;
0725     char model[BFA_ADAPTER_MODEL_NAME_LEN];
0726 
0727     bfa_get_adapter_model(&bfad->bfa, model);
0728     return sysfs_emit(buf, "%s\n", model);
0729 }
0730 
0731 static ssize_t
0732 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
0733                  char *buf)
0734 {
0735     struct Scsi_Host *shost = class_to_shost(dev);
0736     struct bfad_im_port_s *im_port =
0737             (struct bfad_im_port_s *) shost->hostdata[0];
0738     struct bfad_s *bfad = im_port->bfad;
0739     char model[BFA_ADAPTER_MODEL_NAME_LEN];
0740     char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
0741     int nports = 0;
0742 
0743     bfa_get_adapter_model(&bfad->bfa, model);
0744     nports = bfa_get_nports(&bfad->bfa);
0745     if (!strcmp(model, "QLogic-425"))
0746         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0747             "QLogic BR-series 4Gbps PCIe dual port FC HBA");
0748     else if (!strcmp(model, "QLogic-825"))
0749         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0750             "QLogic BR-series 8Gbps PCIe dual port FC HBA");
0751     else if (!strcmp(model, "QLogic-42B"))
0752         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0753             "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP");
0754     else if (!strcmp(model, "QLogic-82B"))
0755         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0756             "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP");
0757     else if (!strcmp(model, "QLogic-1010"))
0758         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0759             "QLogic BR-series 10Gbps single port CNA");
0760     else if (!strcmp(model, "QLogic-1020"))
0761         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0762             "QLogic BR-series 10Gbps dual port CNA");
0763     else if (!strcmp(model, "QLogic-1007"))
0764         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0765             "QLogic BR-series 10Gbps CNA for IBM Blade Center");
0766     else if (!strcmp(model, "QLogic-415"))
0767         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0768             "QLogic BR-series 4Gbps PCIe single port FC HBA");
0769     else if (!strcmp(model, "QLogic-815"))
0770         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0771             "QLogic BR-series 8Gbps PCIe single port FC HBA");
0772     else if (!strcmp(model, "QLogic-41B"))
0773         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0774             "QLogic BR-series 4Gbps PCIe single port FC HBA for HP");
0775     else if (!strcmp(model, "QLogic-81B"))
0776         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0777             "QLogic BR-series 8Gbps PCIe single port FC HBA for HP");
0778     else if (!strcmp(model, "QLogic-804"))
0779         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0780             "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class");
0781     else if (!strcmp(model, "QLogic-1741"))
0782         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0783             "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers");
0784     else if (strstr(model, "QLogic-1860")) {
0785         if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
0786             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0787                 "QLogic BR-series 10Gbps single port CNA");
0788         else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
0789             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0790                 "QLogic BR-series 16Gbps PCIe single port FC HBA");
0791         else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
0792             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0793                 "QLogic BR-series 10Gbps dual port CNA");
0794         else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
0795             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0796                 "QLogic BR-series 16Gbps PCIe dual port FC HBA");
0797     } else if (!strcmp(model, "QLogic-1867")) {
0798         if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
0799             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0800                 "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM");
0801         else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
0802             snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0803                 "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM");
0804     } else
0805         snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
0806             "Invalid Model");
0807 
0808     return sysfs_emit(buf, "%s\n", model_descr);
0809 }
0810 
0811 static ssize_t
0812 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
0813                  char *buf)
0814 {
0815     struct Scsi_Host *shost = class_to_shost(dev);
0816     struct bfad_im_port_s *im_port =
0817             (struct bfad_im_port_s *) shost->hostdata[0];
0818     struct bfad_port_s    *port = im_port->port;
0819     u64        nwwn;
0820 
0821     nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
0822     return sysfs_emit(buf, "0x%llx\n", cpu_to_be64(nwwn));
0823 }
0824 
0825 static ssize_t
0826 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
0827                  char *buf)
0828 {
0829     struct Scsi_Host *shost = class_to_shost(dev);
0830     struct bfad_im_port_s *im_port =
0831             (struct bfad_im_port_s *) shost->hostdata[0];
0832     struct bfad_s *bfad = im_port->bfad;
0833     struct bfa_lport_attr_s port_attr;
0834     char symname[BFA_SYMNAME_MAXLEN];
0835 
0836     bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
0837     strlcpy(symname, port_attr.port_cfg.sym_name.symname,
0838             BFA_SYMNAME_MAXLEN);
0839     return sysfs_emit(buf, "%s\n", symname);
0840 }
0841 
0842 static ssize_t
0843 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
0844                 char *buf)
0845 {
0846     struct Scsi_Host *shost = class_to_shost(dev);
0847     struct bfad_im_port_s *im_port =
0848             (struct bfad_im_port_s *) shost->hostdata[0];
0849     struct bfad_s *bfad = im_port->bfad;
0850     char hw_ver[BFA_VERSION_LEN];
0851 
0852     bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
0853     return sysfs_emit(buf, "%s\n", hw_ver);
0854 }
0855 
0856 static ssize_t
0857 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
0858                 char *buf)
0859 {
0860     return sysfs_emit(buf, "%s\n", BFAD_DRIVER_VERSION);
0861 }
0862 
0863 static ssize_t
0864 bfad_im_optionrom_version_show(struct device *dev,
0865              struct device_attribute *attr, char *buf)
0866 {
0867     struct Scsi_Host *shost = class_to_shost(dev);
0868     struct bfad_im_port_s *im_port =
0869             (struct bfad_im_port_s *) shost->hostdata[0];
0870     struct bfad_s *bfad = im_port->bfad;
0871     char optrom_ver[BFA_VERSION_LEN];
0872 
0873     bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
0874     return sysfs_emit(buf, "%s\n", optrom_ver);
0875 }
0876 
0877 static ssize_t
0878 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
0879                  char *buf)
0880 {
0881     struct Scsi_Host *shost = class_to_shost(dev);
0882     struct bfad_im_port_s *im_port =
0883             (struct bfad_im_port_s *) shost->hostdata[0];
0884     struct bfad_s *bfad = im_port->bfad;
0885     char fw_ver[BFA_VERSION_LEN];
0886 
0887     bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
0888     return sysfs_emit(buf, "%s\n", fw_ver);
0889 }
0890 
0891 static ssize_t
0892 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
0893                 char *buf)
0894 {
0895     struct Scsi_Host *shost = class_to_shost(dev);
0896     struct bfad_im_port_s *im_port =
0897             (struct bfad_im_port_s *) shost->hostdata[0];
0898     struct bfad_s *bfad = im_port->bfad;
0899 
0900     return sysfs_emit(buf, "%d\n",
0901             bfa_get_nports(&bfad->bfa));
0902 }
0903 
0904 static ssize_t
0905 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
0906                 char *buf)
0907 {
0908     return sysfs_emit(buf, "%s\n", BFAD_DRIVER_NAME);
0909 }
0910 
0911 static ssize_t
0912 bfad_im_num_of_discovered_ports_show(struct device *dev,
0913             struct device_attribute *attr, char *buf)
0914 {
0915     struct Scsi_Host *shost = class_to_shost(dev);
0916     struct bfad_im_port_s *im_port =
0917             (struct bfad_im_port_s *) shost->hostdata[0];
0918     struct bfad_port_s    *port = im_port->port;
0919     struct bfad_s         *bfad = im_port->bfad;
0920     int        nrports = 2048;
0921     struct bfa_rport_qualifier_s *rports = NULL;
0922     unsigned long   flags;
0923 
0924     rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
0925              GFP_ATOMIC);
0926     if (rports == NULL)
0927         return sysfs_emit(buf, "Failed\n");
0928 
0929     spin_lock_irqsave(&bfad->bfad_lock, flags);
0930     bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
0931     spin_unlock_irqrestore(&bfad->bfad_lock, flags);
0932     kfree(rports);
0933 
0934     return sysfs_emit(buf, "%d\n", nrports);
0935 }
0936 
0937 static          DEVICE_ATTR(serial_number, S_IRUGO,
0938                 bfad_im_serial_num_show, NULL);
0939 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
0940 static          DEVICE_ATTR(model_description, S_IRUGO,
0941                 bfad_im_model_desc_show, NULL);
0942 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
0943 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
0944                 bfad_im_symbolic_name_show, NULL);
0945 static          DEVICE_ATTR(hardware_version, S_IRUGO,
0946                 bfad_im_hw_version_show, NULL);
0947 static          DEVICE_ATTR(driver_version, S_IRUGO,
0948                 bfad_im_drv_version_show, NULL);
0949 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
0950                 bfad_im_optionrom_version_show, NULL);
0951 static          DEVICE_ATTR(firmware_version, S_IRUGO,
0952                 bfad_im_fw_version_show, NULL);
0953 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
0954                 bfad_im_num_of_ports_show, NULL);
0955 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
0956 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
0957                 bfad_im_num_of_discovered_ports_show, NULL);
0958 
0959 static struct attribute *bfad_im_host_attrs[] = {
0960     &dev_attr_serial_number.attr,
0961     &dev_attr_model.attr,
0962     &dev_attr_model_description.attr,
0963     &dev_attr_node_name.attr,
0964     &dev_attr_symbolic_name.attr,
0965     &dev_attr_hardware_version.attr,
0966     &dev_attr_driver_version.attr,
0967     &dev_attr_option_rom_version.attr,
0968     &dev_attr_firmware_version.attr,
0969     &dev_attr_number_of_ports.attr,
0970     &dev_attr_driver_name.attr,
0971     &dev_attr_number_of_discovered_ports.attr,
0972     NULL,
0973 };
0974 
0975 static const struct attribute_group bfad_im_host_attr_group = {
0976     .attrs = bfad_im_host_attrs
0977 };
0978 
0979 const struct attribute_group *bfad_im_host_groups[] = {
0980     &bfad_im_host_attr_group,
0981     NULL
0982 };
0983 
0984 static struct attribute *bfad_im_vport_attrs[] = {
0985     &dev_attr_serial_number.attr,
0986     &dev_attr_model.attr,
0987     &dev_attr_model_description.attr,
0988     &dev_attr_node_name.attr,
0989     &dev_attr_symbolic_name.attr,
0990     &dev_attr_hardware_version.attr,
0991     &dev_attr_driver_version.attr,
0992     &dev_attr_option_rom_version.attr,
0993     &dev_attr_firmware_version.attr,
0994     &dev_attr_number_of_ports.attr,
0995     &dev_attr_driver_name.attr,
0996     &dev_attr_number_of_discovered_ports.attr,
0997     NULL,
0998 };
0999 
1000 static const struct attribute_group bfad_im_vport_attr_group = {
1001     .attrs = bfad_im_vport_attrs
1002 };
1003 
1004 const struct attribute_group *bfad_im_vport_groups[] = {
1005     &bfad_im_vport_attr_group,
1006     NULL
1007 };
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