drivers/scsi/qla2xxx/qla_gs.c

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2011 QLogic Corporation
   4  *
   5  * See LICENSE.qla2xxx for copyright and licensing details.
   6  */
   7 #include "qla_def.h"
   8
   9 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
  10 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
  11 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
  12 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
  13 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
  14 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
  15
  16 /**
  17  * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
  18  * @ha: HA context
  19  * @req_size: request size in bytes
  20  * @rsp_size: response size in bytes
  21  *
  22  * Returns a pointer to the @ha's ms_iocb.
  23  */
  24 void *
  25 qla2x00_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
  26 {
  27         struct qla_hw_data *ha = vha->hw;
  28         ms_iocb_entry_t *ms_pkt;
  29
  30         ms_pkt = ha->ms_iocb;
  31         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
  32
  33         ms_pkt->entry_type = MS_IOCB_TYPE;
  34         ms_pkt->entry_count = 1;
  35         SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
  36         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
  37         ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
  38         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
  39         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
  40         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
  41         ms_pkt->req_bytecount = cpu_to_le32(req_size);
  42
  43         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  44         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  45         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
  46
  47         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  48         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  49         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
  50
  51         return (ms_pkt);
  52 }
  53
  54 /**
  55  * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
  56  * @ha: HA context
  57  * @req_size: request size in bytes
  58  * @rsp_size: response size in bytes
  59  *
  60  * Returns a pointer to the @ha's ms_iocb.
  61  */
  62 void *
  63 qla24xx_prep_ms_iocb(scsi_qla_host_t *vha, uint32_t req_size, uint32_t rsp_size)
  64 {
  65         struct qla_hw_data *ha = vha->hw;
  66         struct ct_entry_24xx *ct_pkt;
  67
  68         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
  69         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
  70
  71         ct_pkt->entry_type = CT_IOCB_TYPE;
  72         ct_pkt->entry_count = 1;
  73         ct_pkt->nport_handle = __constant_cpu_to_le16(NPH_SNS);
  74         ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
  75         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
  76         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
  77         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
  78         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
  79
  80         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  81         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  82         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
  83
  84         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  85         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  86         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
  87         ct_pkt->vp_index = vha->vp_idx;
  88
  89         return (ct_pkt);
  90 }
  91
  92 /**
  93  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
  94  * @ct_req: CT request buffer
  95  * @cmd: GS command
  96  * @rsp_size: response size in bytes
  97  *
  98  * Returns a pointer to the intitialized @ct_req.
  99  */
 100 static inline struct ct_sns_req *
 101 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
 102 {
 103         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
 104
 105         ct_req->header.revision = 0x01;
 106         ct_req->header.gs_type = 0xFC;
 107         ct_req->header.gs_subtype = 0x02;
 108         ct_req->command = cpu_to_be16(cmd);
 109         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
 110
 111         return (ct_req);
 112 }
 113
 114 static int
 115 qla2x00_chk_ms_status(scsi_qla_host_t *vha, ms_iocb_entry_t *ms_pkt,
 116     struct ct_sns_rsp *ct_rsp, const char *routine)
 117 {
 118         int rval;
 119         uint16_t comp_status;
 120         struct qla_hw_data *ha = vha->hw;
 121
 122         rval = QLA_FUNCTION_FAILED;
 123         if (ms_pkt->entry_status != 0) {
 124                 ql_dbg(ql_dbg_disc, vha, 0x2031,
 125                     "%s failed, error status (%x) on port_id: %02x%02x%02x.\n",
 126                     routine, ms_pkt->entry_status, vha->d_id.b.domain,
 127                     vha->d_id.b.area, vha->d_id.b.al_pa);
 128         } else {
 129                 if (IS_FWI2_CAPABLE(ha))
 130                         comp_status = le16_to_cpu(
 131                             ((struct ct_entry_24xx *)ms_pkt)->comp_status);
 132                 else
 133                         comp_status = le16_to_cpu(ms_pkt->status);
 134                 switch (comp_status) {
 135                 case CS_COMPLETE:
 136                 case CS_DATA_UNDERRUN:
 137                 case CS_DATA_OVERRUN:           /* Overrun? */
 138                         if (ct_rsp->header.response !=
 139                             __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
 140                                 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2077,
 141                                     "%s failed rejected request on port_id: "
 142                                     "%02x%02x%02x.\n", routine,
 143                                     vha->d_id.b.domain, vha->d_id.b.area,
 144                                     vha->d_id.b.al_pa);
 145                                 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha,
 146                                     0x2078, (uint8_t *)&ct_rsp->header,
 147                                     sizeof(struct ct_rsp_hdr));
 148                                 rval = QLA_INVALID_COMMAND;
 149                         } else
 150                                 rval = QLA_SUCCESS;
 151                         break;
 152                 default:
 153                         ql_dbg(ql_dbg_disc, vha, 0x2033,
 154                             "%s failed, completion status (%x) on port_id: "
 155                             "%02x%02x%02x.\n", routine, comp_status,
 156                             vha->d_id.b.domain, vha->d_id.b.area,
 157                             vha->d_id.b.al_pa);
 158                         break;
 159                 }
 160         }
 161         return rval;
 162 }
 163
 164 /**
 165  * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 166  * @ha: HA context
 167  * @fcport: fcport entry to updated
 168  *
 169  * Returns 0 on success.
 170  */
 171 int
 172 qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
 173 {
 174         int             rval;
 175
 176         ms_iocb_entry_t *ms_pkt;
 177         struct ct_sns_req       *ct_req;
 178         struct ct_sns_rsp       *ct_rsp;
 179         struct qla_hw_data *ha = vha->hw;
 180
 181         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 182                 return qla2x00_sns_ga_nxt(vha, fcport);
 183
 184         /* Issue GA_NXT */
 185         /* Prepare common MS IOCB */
 186         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GA_NXT_REQ_SIZE,
 187             GA_NXT_RSP_SIZE);
 188
 189         /* Prepare CT request */
 190         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
 191             GA_NXT_RSP_SIZE);
 192         ct_rsp = &ha->ct_sns->p.rsp;
 193
 194         /* Prepare CT arguments -- port_id */
 195         ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
 196         ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
 197         ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
 198
 199         /* Execute MS IOCB */
 200         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 201             sizeof(ms_iocb_entry_t));
 202         if (rval != QLA_SUCCESS) {
 203                 /*EMPTY*/
 204                 ql_dbg(ql_dbg_disc, vha, 0x2062,
 205                     "GA_NXT issue IOCB failed (%d).\n", rval);
 206         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GA_NXT") !=
 207             QLA_SUCCESS) {
 208                 rval = QLA_FUNCTION_FAILED;
 209         } else {
 210                 /* Populate fc_port_t entry. */
 211                 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
 212                 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
 213                 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
 214
 215                 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
 216                     WWN_SIZE);
 217                 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
 218                     WWN_SIZE);
 219
 220                 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
 221                     ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
 222                         fcport->d_id.b.domain = 0xf0;
 223
 224                 ql_dbg(ql_dbg_disc, vha, 0x2063,
 225                     "GA_NXT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
 226                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 227                     "port_id=%02x%02x%02x.\n",
 228                     fcport->node_name[0], fcport->node_name[1],
 229                     fcport->node_name[2], fcport->node_name[3],
 230                     fcport->node_name[4], fcport->node_name[5],
 231                     fcport->node_name[6], fcport->node_name[7],
 232                     fcport->port_name[0], fcport->port_name[1],
 233                     fcport->port_name[2], fcport->port_name[3],
 234                     fcport->port_name[4], fcport->port_name[5],
 235                     fcport->port_name[6], fcport->port_name[7],
 236                     fcport->d_id.b.domain, fcport->d_id.b.area,
 237                     fcport->d_id.b.al_pa);
 238         }
 239
 240         return (rval);
 241 }
 242
 243 /**
 244  * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
 245  * @ha: HA context
 246  * @list: switch info entries to populate
 247  *
 248  * NOTE: Non-Nx_Ports are not requested.
 249  *
 250  * Returns 0 on success.
 251  */
 252 int
 253 qla2x00_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
 254 {
 255         int             rval;
 256         uint16_t        i;
 257
 258         ms_iocb_entry_t *ms_pkt;
 259         struct ct_sns_req       *ct_req;
 260         struct ct_sns_rsp       *ct_rsp;
 261
 262         struct ct_sns_gid_pt_data *gid_data;
 263         struct qla_hw_data *ha = vha->hw;
 264
 265         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 266                 return qla2x00_sns_gid_pt(vha, list);
 267
 268         gid_data = NULL;
 269
 270         /* Issue GID_PT */
 271         /* Prepare common MS IOCB */
 272         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GID_PT_REQ_SIZE,
 273             GID_PT_RSP_SIZE);
 274
 275         /* Prepare CT request */
 276         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
 277             GID_PT_RSP_SIZE);
 278         ct_rsp = &ha->ct_sns->p.rsp;
 279
 280         /* Prepare CT arguments -- port_type */
 281         ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
 282
 283         /* Execute MS IOCB */
 284         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 285             sizeof(ms_iocb_entry_t));
 286         if (rval != QLA_SUCCESS) {
 287                 /*EMPTY*/
 288                 ql_dbg(ql_dbg_disc, vha, 0x2055,
 289                     "GID_PT issue IOCB failed (%d).\n", rval);
 290         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GID_PT") !=
 291             QLA_SUCCESS) {
 292                 rval = QLA_FUNCTION_FAILED;
 293         } else {
 294                 /* Set port IDs in switch info list. */
 295                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 296                         gid_data = &ct_rsp->rsp.gid_pt.entries[i];
 297                         list[i].d_id.b.domain = gid_data->port_id[0];
 298                         list[i].d_id.b.area = gid_data->port_id[1];
 299                         list[i].d_id.b.al_pa = gid_data->port_id[2];
 300                         memset(list[i].fabric_port_name, 0, WWN_SIZE);
 301                         list[i].fp_speed = PORT_SPEED_UNKNOWN;
 302
 303                         /* Last one exit. */
 304                         if (gid_data->control_byte & BIT_7) {
 305                                 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
 306                                 break;
 307                         }
 308                 }
 309
 310                 /*
 311                  * If we've used all available slots, then the switch is
 312                  * reporting back more devices than we can handle with this
 313                  * single call.  Return a failed status, and let GA_NXT handle
 314                  * the overload.
 315                  */
 316                 if (i == MAX_FIBRE_DEVICES)
 317                         rval = QLA_FUNCTION_FAILED;
 318         }
 319
 320         return (rval);
 321 }
 322
 323 /**
 324  * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
 325  * @ha: HA context
 326  * @list: switch info entries to populate
 327  *
 328  * Returns 0 on success.
 329  */
 330 int
 331 qla2x00_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
 332 {
 333         int             rval;
 334         uint16_t        i;
 335
 336         ms_iocb_entry_t *ms_pkt;
 337         struct ct_sns_req       *ct_req;
 338         struct ct_sns_rsp       *ct_rsp;
 339         struct qla_hw_data *ha = vha->hw;
 340
 341         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 342                 return qla2x00_sns_gpn_id(vha, list);
 343
 344         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 345                 /* Issue GPN_ID */
 346                 /* Prepare common MS IOCB */
 347                 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GPN_ID_REQ_SIZE,
 348                     GPN_ID_RSP_SIZE);
 349
 350                 /* Prepare CT request */
 351                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
 352                     GPN_ID_RSP_SIZE);
 353                 ct_rsp = &ha->ct_sns->p.rsp;
 354
 355                 /* Prepare CT arguments -- port_id */
 356                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 357                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 358                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 359
 360                 /* Execute MS IOCB */
 361                 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 362                     sizeof(ms_iocb_entry_t));
 363                 if (rval != QLA_SUCCESS) {
 364                         /*EMPTY*/
 365                         ql_dbg(ql_dbg_disc, vha, 0x2056,
 366                             "GPN_ID issue IOCB failed (%d).\n", rval);
 367                 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
 368                     "GPN_ID") != QLA_SUCCESS) {
 369                         rval = QLA_FUNCTION_FAILED;
 370                 } else {
 371                         /* Save portname */
 372                         memcpy(list[i].port_name,
 373                             ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
 374                 }
 375
 376                 /* Last device exit. */
 377                 if (list[i].d_id.b.rsvd_1 != 0)
 378                         break;
 379         }
 380
 381         return (rval);
 382 }
 383
 384 /**
 385  * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
 386  * @ha: HA context
 387  * @list: switch info entries to populate
 388  *
 389  * Returns 0 on success.
 390  */
 391 int
 392 qla2x00_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
 393 {
 394         int             rval;
 395         uint16_t        i;
 396         struct qla_hw_data *ha = vha->hw;
 397         ms_iocb_entry_t *ms_pkt;
 398         struct ct_sns_req       *ct_req;
 399         struct ct_sns_rsp       *ct_rsp;
 400
 401         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 402                 return qla2x00_sns_gnn_id(vha, list);
 403
 404         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 405                 /* Issue GNN_ID */
 406                 /* Prepare common MS IOCB */
 407                 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GNN_ID_REQ_SIZE,
 408                     GNN_ID_RSP_SIZE);
 409
 410                 /* Prepare CT request */
 411                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
 412                     GNN_ID_RSP_SIZE);
 413                 ct_rsp = &ha->ct_sns->p.rsp;
 414
 415                 /* Prepare CT arguments -- port_id */
 416                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 417                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 418                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 419
 420                 /* Execute MS IOCB */
 421                 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 422                     sizeof(ms_iocb_entry_t));
 423                 if (rval != QLA_SUCCESS) {
 424                         /*EMPTY*/
 425                         ql_dbg(ql_dbg_disc, vha, 0x2057,
 426                             "GNN_ID issue IOCB failed (%d).\n", rval);
 427                 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
 428                     "GNN_ID") != QLA_SUCCESS) {
 429                         rval = QLA_FUNCTION_FAILED;
 430                 } else {
 431                         /* Save nodename */
 432                         memcpy(list[i].node_name,
 433                             ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
 434
 435                         ql_dbg(ql_dbg_disc, vha, 0x2058,
 436                             "GID_PT entry - nn %02x%02x%02x%02x%02x%02x%02X%02x "
 437                             "pn %02x%02x%02x%02x%02x%02x%02X%02x "
 438                             "portid=%02x%02x%02x.\n",
 439                             list[i].node_name[0], list[i].node_name[1],
 440                             list[i].node_name[2], list[i].node_name[3],
 441                             list[i].node_name[4], list[i].node_name[5],
 442                             list[i].node_name[6], list[i].node_name[7],
 443                             list[i].port_name[0], list[i].port_name[1],
 444                             list[i].port_name[2], list[i].port_name[3],
 445                             list[i].port_name[4], list[i].port_name[5],
 446                             list[i].port_name[6], list[i].port_name[7],
 447                             list[i].d_id.b.domain, list[i].d_id.b.area,
 448                             list[i].d_id.b.al_pa);
 449                 }
 450
 451                 /* Last device exit. */
 452                 if (list[i].d_id.b.rsvd_1 != 0)
 453                         break;
 454         }
 455
 456         return (rval);
 457 }
 458
 459 /**
 460  * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 461  * @ha: HA context
 462  *
 463  * Returns 0 on success.
 464  */
 465 int
 466 qla2x00_rft_id(scsi_qla_host_t *vha)
 467 {
 468         int             rval;
 469         struct qla_hw_data *ha = vha->hw;
 470         ms_iocb_entry_t *ms_pkt;
 471         struct ct_sns_req       *ct_req;
 472         struct ct_sns_rsp       *ct_rsp;
 473
 474         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 475                 return qla2x00_sns_rft_id(vha);
 476
 477         /* Issue RFT_ID */
 478         /* Prepare common MS IOCB */
 479         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFT_ID_REQ_SIZE,
 480             RFT_ID_RSP_SIZE);
 481
 482         /* Prepare CT request */
 483         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
 484             RFT_ID_RSP_SIZE);
 485         ct_rsp = &ha->ct_sns->p.rsp;
 486
 487         /* Prepare CT arguments -- port_id, FC-4 types */
 488         ct_req->req.rft_id.port_id[0] = vha->d_id.b.domain;
 489         ct_req->req.rft_id.port_id[1] = vha->d_id.b.area;
 490         ct_req->req.rft_id.port_id[2] = vha->d_id.b.al_pa;
 491
 492         ct_req->req.rft_id.fc4_types[2] = 0x01;         /* FCP-3 */
 493
 494         /* Execute MS IOCB */
 495         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 496             sizeof(ms_iocb_entry_t));
 497         if (rval != QLA_SUCCESS) {
 498                 /*EMPTY*/
 499                 ql_dbg(ql_dbg_disc, vha, 0x2043,
 500                     "RFT_ID issue IOCB failed (%d).\n", rval);
 501         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFT_ID") !=
 502             QLA_SUCCESS) {
 503                 rval = QLA_FUNCTION_FAILED;
 504         } else {
 505                 ql_dbg(ql_dbg_disc, vha, 0x2044,
 506                     "RFT_ID exiting normally.\n");
 507         }
 508
 509         return (rval);
 510 }
 511
 512 /**
 513  * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
 514  * @ha: HA context
 515  *
 516  * Returns 0 on success.
 517  */
 518 int
 519 qla2x00_rff_id(scsi_qla_host_t *vha)
 520 {
 521         int             rval;
 522         struct qla_hw_data *ha = vha->hw;
 523         ms_iocb_entry_t *ms_pkt;
 524         struct ct_sns_req       *ct_req;
 525         struct ct_sns_rsp       *ct_rsp;
 526
 527         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 528                 ql_dbg(ql_dbg_disc, vha, 0x2046,
 529                     "RFF_ID call not supported on ISP2100/ISP2200.\n");
 530                 return (QLA_SUCCESS);
 531         }
 532
 533         /* Issue RFF_ID */
 534         /* Prepare common MS IOCB */
 535         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RFF_ID_REQ_SIZE,
 536             RFF_ID_RSP_SIZE);
 537
 538         /* Prepare CT request */
 539         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
 540             RFF_ID_RSP_SIZE);
 541         ct_rsp = &ha->ct_sns->p.rsp;
 542
 543         /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
 544         ct_req->req.rff_id.port_id[0] = vha->d_id.b.domain;
 545         ct_req->req.rff_id.port_id[1] = vha->d_id.b.area;
 546         ct_req->req.rff_id.port_id[2] = vha->d_id.b.al_pa;
 547
 548         ct_req->req.rff_id.fc4_feature = BIT_1;
 549         ct_req->req.rff_id.fc4_type = 0x08;             /* SCSI - FCP */
 550
 551         /* Execute MS IOCB */
 552         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 553             sizeof(ms_iocb_entry_t));
 554         if (rval != QLA_SUCCESS) {
 555                 /*EMPTY*/
 556                 ql_dbg(ql_dbg_disc, vha, 0x2047,
 557                     "RFF_ID issue IOCB failed (%d).\n", rval);
 558         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RFF_ID") !=
 559             QLA_SUCCESS) {
 560                 rval = QLA_FUNCTION_FAILED;
 561         } else {
 562                 ql_dbg(ql_dbg_disc, vha, 0x2048,
 563                     "RFF_ID exiting normally.\n");
 564         }
 565
 566         return (rval);
 567 }
 568
 569 /**
 570  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
 571  * @ha: HA context
 572  *
 573  * Returns 0 on success.
 574  */
 575 int
 576 qla2x00_rnn_id(scsi_qla_host_t *vha)
 577 {
 578         int             rval;
 579         struct qla_hw_data *ha = vha->hw;
 580         ms_iocb_entry_t *ms_pkt;
 581         struct ct_sns_req       *ct_req;
 582         struct ct_sns_rsp       *ct_rsp;
 583
 584         if (IS_QLA2100(ha) || IS_QLA2200(ha))
 585                 return qla2x00_sns_rnn_id(vha);
 586
 587         /* Issue RNN_ID */
 588         /* Prepare common MS IOCB */
 589         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, RNN_ID_REQ_SIZE,
 590             RNN_ID_RSP_SIZE);
 591
 592         /* Prepare CT request */
 593         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
 594             RNN_ID_RSP_SIZE);
 595         ct_rsp = &ha->ct_sns->p.rsp;
 596
 597         /* Prepare CT arguments -- port_id, node_name */
 598         ct_req->req.rnn_id.port_id[0] = vha->d_id.b.domain;
 599         ct_req->req.rnn_id.port_id[1] = vha->d_id.b.area;
 600         ct_req->req.rnn_id.port_id[2] = vha->d_id.b.al_pa;
 601
 602         memcpy(ct_req->req.rnn_id.node_name, vha->node_name, WWN_SIZE);
 603
 604         /* Execute MS IOCB */
 605         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 606             sizeof(ms_iocb_entry_t));
 607         if (rval != QLA_SUCCESS) {
 608                 /*EMPTY*/
 609                 ql_dbg(ql_dbg_disc, vha, 0x204d,
 610                     "RNN_ID issue IOCB failed (%d).\n", rval);
 611         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RNN_ID") !=
 612             QLA_SUCCESS) {
 613                 rval = QLA_FUNCTION_FAILED;
 614         } else {
 615                 ql_dbg(ql_dbg_disc, vha, 0x204e,
 616                     "RNN_ID exiting normally.\n");
 617         }
 618
 619         return (rval);
 620 }
 621
 622 void
 623 qla2x00_get_sym_node_name(scsi_qla_host_t *vha, uint8_t *snn)
 624 {
 625         struct qla_hw_data *ha = vha->hw;
 626         sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
 627             ha->fw_major_version, ha->fw_minor_version,
 628             ha->fw_subminor_version, qla2x00_version_str);
 629 }
 630
 631 /**
 632  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
 633  * @ha: HA context
 634  *
 635  * Returns 0 on success.
 636  */
 637 int
 638 qla2x00_rsnn_nn(scsi_qla_host_t *vha)
 639 {
 640         int             rval;
 641         struct qla_hw_data *ha = vha->hw;
 642         ms_iocb_entry_t *ms_pkt;
 643         struct ct_sns_req       *ct_req;
 644         struct ct_sns_rsp       *ct_rsp;
 645
 646         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 647                 ql_dbg(ql_dbg_disc, vha, 0x2050,
 648                     "RSNN_ID call unsupported on ISP2100/ISP2200.\n");
 649                 return (QLA_SUCCESS);
 650         }
 651
 652         /* Issue RSNN_NN */
 653         /* Prepare common MS IOCB */
 654         /*   Request size adjusted after CT preparation */
 655         ms_pkt = ha->isp_ops->prep_ms_iocb(vha, 0, RSNN_NN_RSP_SIZE);
 656
 657         /* Prepare CT request */
 658         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
 659             RSNN_NN_RSP_SIZE);
 660         ct_rsp = &ha->ct_sns->p.rsp;
 661
 662         /* Prepare CT arguments -- node_name, symbolic node_name, size */
 663         memcpy(ct_req->req.rsnn_nn.node_name, vha->node_name, WWN_SIZE);
 664
 665         /* Prepare the Symbolic Node Name */
 666         qla2x00_get_sym_node_name(vha, ct_req->req.rsnn_nn.sym_node_name);
 667
 668         /* Calculate SNN length */
 669         ct_req->req.rsnn_nn.name_len =
 670             (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
 671
 672         /* Update MS IOCB request */
 673         ms_pkt->req_bytecount =
 674             cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
 675         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
 676
 677         /* Execute MS IOCB */
 678         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
 679             sizeof(ms_iocb_entry_t));
 680         if (rval != QLA_SUCCESS) {
 681                 /*EMPTY*/
 682                 ql_dbg(ql_dbg_disc, vha, 0x2051,
 683                     "RSNN_NN issue IOCB failed (%d).\n", rval);
 684         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RSNN_NN") !=
 685             QLA_SUCCESS) {
 686                 rval = QLA_FUNCTION_FAILED;
 687         } else {
 688                 ql_dbg(ql_dbg_disc, vha, 0x2052,
 689                     "RSNN_NN exiting normally.\n");
 690         }
 691
 692         return (rval);
 693 }
 694
 695 /**
 696  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
 697  * @ha: HA context
 698  * @cmd: GS command
 699  * @scmd_len: Subcommand length
 700  * @data_size: response size in bytes
 701  *
 702  * Returns a pointer to the @ha's sns_cmd.
 703  */
 704 static inline struct sns_cmd_pkt *
 705 qla2x00_prep_sns_cmd(scsi_qla_host_t *vha, uint16_t cmd, uint16_t scmd_len,
 706     uint16_t data_size)
 707 {
 708         uint16_t                wc;
 709         struct sns_cmd_pkt      *sns_cmd;
 710         struct qla_hw_data *ha = vha->hw;
 711
 712         sns_cmd = ha->sns_cmd;
 713         memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
 714         wc = data_size / 2;                     /* Size in 16bit words. */
 715         sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
 716         sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
 717         sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
 718         sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
 719         sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
 720         wc = (data_size - 16) / 4;              /* Size in 32bit words. */
 721         sns_cmd->p.cmd.size = cpu_to_le16(wc);
 722
 723         return (sns_cmd);
 724 }
 725
 726 /**
 727  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 728  * @ha: HA context
 729  * @fcport: fcport entry to updated
 730  *
 731  * This command uses the old Exectute SNS Command mailbox routine.
 732  *
 733  * Returns 0 on success.
 734  */
 735 static int
 736 qla2x00_sns_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
 737 {
 738         int             rval;
 739         struct qla_hw_data *ha = vha->hw;
 740         struct sns_cmd_pkt      *sns_cmd;
 741
 742         /* Issue GA_NXT. */
 743         /* Prepare SNS command request. */
 744         sns_cmd = qla2x00_prep_sns_cmd(vha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
 745             GA_NXT_SNS_DATA_SIZE);
 746
 747         /* Prepare SNS command arguments -- port_id. */
 748         sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
 749         sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
 750         sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
 751
 752         /* Execute SNS command. */
 753         rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
 754             sizeof(struct sns_cmd_pkt));
 755         if (rval != QLA_SUCCESS) {
 756                 /*EMPTY*/
 757                 ql_dbg(ql_dbg_disc, vha, 0x205f,
 758                     "GA_NXT Send SNS failed (%d).\n", rval);
 759         } else if (sns_cmd->p.gan_data[8] != 0x80 ||
 760             sns_cmd->p.gan_data[9] != 0x02) {
 761                 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207d,
 762                     "GA_NXT failed, rejected request ga_nxt_rsp:\n");
 763                 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2074,
 764                     sns_cmd->p.gan_data, 16);
 765                 rval = QLA_FUNCTION_FAILED;
 766         } else {
 767                 /* Populate fc_port_t entry. */
 768                 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
 769                 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
 770                 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
 771
 772                 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
 773                 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
 774
 775                 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
 776                     sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
 777                         fcport->d_id.b.domain = 0xf0;
 778
 779                 ql_dbg(ql_dbg_disc, vha, 0x2061,
 780                     "GA_NXT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
 781                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 782                     "port_id=%02x%02x%02x.\n",
 783                     fcport->node_name[0], fcport->node_name[1],
 784                     fcport->node_name[2], fcport->node_name[3],
 785                     fcport->node_name[4], fcport->node_name[5],
 786                     fcport->node_name[6], fcport->node_name[7],
 787                     fcport->port_name[0], fcport->port_name[1],
 788                     fcport->port_name[2], fcport->port_name[3],
 789                     fcport->port_name[4], fcport->port_name[5],
 790                     fcport->port_name[6], fcport->port_name[7],
 791                     fcport->d_id.b.domain, fcport->d_id.b.area,
 792                     fcport->d_id.b.al_pa);
 793         }
 794
 795         return (rval);
 796 }
 797
 798 /**
 799  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
 800  * @ha: HA context
 801  * @list: switch info entries to populate
 802  *
 803  * This command uses the old Exectute SNS Command mailbox routine.
 804  *
 805  * NOTE: Non-Nx_Ports are not requested.
 806  *
 807  * Returns 0 on success.
 808  */
 809 static int
 810 qla2x00_sns_gid_pt(scsi_qla_host_t *vha, sw_info_t *list)
 811 {
 812         int             rval;
 813         struct qla_hw_data *ha = vha->hw;
 814         uint16_t        i;
 815         uint8_t         *entry;
 816         struct sns_cmd_pkt      *sns_cmd;
 817
 818         /* Issue GID_PT. */
 819         /* Prepare SNS command request. */
 820         sns_cmd = qla2x00_prep_sns_cmd(vha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
 821             GID_PT_SNS_DATA_SIZE);
 822
 823         /* Prepare SNS command arguments -- port_type. */
 824         sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
 825
 826         /* Execute SNS command. */
 827         rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
 828             sizeof(struct sns_cmd_pkt));
 829         if (rval != QLA_SUCCESS) {
 830                 /*EMPTY*/
 831                 ql_dbg(ql_dbg_disc, vha, 0x206d,
 832                     "GID_PT Send SNS failed (%d).\n", rval);
 833         } else if (sns_cmd->p.gid_data[8] != 0x80 ||
 834             sns_cmd->p.gid_data[9] != 0x02) {
 835                 ql_dbg(ql_dbg_disc, vha, 0x202f,
 836                     "GID_PT failed, rejected request, gid_rsp:\n");
 837                 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2081,
 838                     sns_cmd->p.gid_data, 16);
 839                 rval = QLA_FUNCTION_FAILED;
 840         } else {
 841                 /* Set port IDs in switch info list. */
 842                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 843                         entry = &sns_cmd->p.gid_data[(i * 4) + 16];
 844                         list[i].d_id.b.domain = entry[1];
 845                         list[i].d_id.b.area = entry[2];
 846                         list[i].d_id.b.al_pa = entry[3];
 847
 848                         /* Last one exit. */
 849                         if (entry[0] & BIT_7) {
 850                                 list[i].d_id.b.rsvd_1 = entry[0];
 851                                 break;
 852                         }
 853                 }
 854
 855                 /*
 856                  * If we've used all available slots, then the switch is
 857                  * reporting back more devices that we can handle with this
 858                  * single call.  Return a failed status, and let GA_NXT handle
 859                  * the overload.
 860                  */
 861                 if (i == MAX_FIBRE_DEVICES)
 862                         rval = QLA_FUNCTION_FAILED;
 863         }
 864
 865         return (rval);
 866 }
 867
 868 /**
 869  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
 870  * @ha: HA context
 871  * @list: switch info entries to populate
 872  *
 873  * This command uses the old Exectute SNS Command mailbox routine.
 874  *
 875  * Returns 0 on success.
 876  */
 877 static int
 878 qla2x00_sns_gpn_id(scsi_qla_host_t *vha, sw_info_t *list)
 879 {
 880         int             rval;
 881         struct qla_hw_data *ha = vha->hw;
 882         uint16_t        i;
 883         struct sns_cmd_pkt      *sns_cmd;
 884
 885         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 886                 /* Issue GPN_ID */
 887                 /* Prepare SNS command request. */
 888                 sns_cmd = qla2x00_prep_sns_cmd(vha, GPN_ID_CMD,
 889                     GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
 890
 891                 /* Prepare SNS command arguments -- port_id. */
 892                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 893                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 894                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 895
 896                 /* Execute SNS command. */
 897                 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
 898                     GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 899                 if (rval != QLA_SUCCESS) {
 900                         /*EMPTY*/
 901                         ql_dbg(ql_dbg_disc, vha, 0x2032,
 902                             "GPN_ID Send SNS failed (%d).\n", rval);
 903                 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
 904                     sns_cmd->p.gpn_data[9] != 0x02) {
 905                         ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207e,
 906                             "GPN_ID failed, rejected request, gpn_rsp:\n");
 907                         ql_dump_buffer(ql_dbg_disc, vha, 0x207f,
 908                             sns_cmd->p.gpn_data, 16);
 909                         rval = QLA_FUNCTION_FAILED;
 910                 } else {
 911                         /* Save portname */
 912                         memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
 913                             WWN_SIZE);
 914                 }
 915
 916                 /* Last device exit. */
 917                 if (list[i].d_id.b.rsvd_1 != 0)
 918                         break;
 919         }
 920
 921         return (rval);
 922 }
 923
 924 /**
 925  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
 926  * @ha: HA context
 927  * @list: switch info entries to populate
 928  *
 929  * This command uses the old Exectute SNS Command mailbox routine.
 930  *
 931  * Returns 0 on success.
 932  */
 933 static int
 934 qla2x00_sns_gnn_id(scsi_qla_host_t *vha, sw_info_t *list)
 935 {
 936         int             rval;
 937         struct qla_hw_data *ha = vha->hw;
 938         uint16_t        i;
 939         struct sns_cmd_pkt      *sns_cmd;
 940
 941         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 942                 /* Issue GNN_ID */
 943                 /* Prepare SNS command request. */
 944                 sns_cmd = qla2x00_prep_sns_cmd(vha, GNN_ID_CMD,
 945                     GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
 946
 947                 /* Prepare SNS command arguments -- port_id. */
 948                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 949                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 950                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 951
 952                 /* Execute SNS command. */
 953                 rval = qla2x00_send_sns(vha, ha->sns_cmd_dma,
 954                     GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 955                 if (rval != QLA_SUCCESS) {
 956                         /*EMPTY*/
 957                         ql_dbg(ql_dbg_disc, vha, 0x203f,
 958                             "GNN_ID Send SNS failed (%d).\n", rval);
 959                 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
 960                     sns_cmd->p.gnn_data[9] != 0x02) {
 961                         ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2082,
 962                             "GNN_ID failed, rejected request, gnn_rsp:\n");
 963                         ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207a,
 964                             sns_cmd->p.gnn_data, 16);
 965                         rval = QLA_FUNCTION_FAILED;
 966                 } else {
 967                         /* Save nodename */
 968                         memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
 969                             WWN_SIZE);
 970
 971                         ql_dbg(ql_dbg_disc, vha, 0x206e,
 972                             "GID_PT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
 973                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 974                             "port_id=%02x%02x%02x.\n",
 975                             list[i].node_name[0], list[i].node_name[1],
 976                             list[i].node_name[2], list[i].node_name[3],
 977                             list[i].node_name[4], list[i].node_name[5],
 978                             list[i].node_name[6], list[i].node_name[7],
 979                             list[i].port_name[0], list[i].port_name[1],
 980                             list[i].port_name[2], list[i].port_name[3],
 981                             list[i].port_name[4], list[i].port_name[5],
 982                             list[i].port_name[6], list[i].port_name[7],
 983                             list[i].d_id.b.domain, list[i].d_id.b.area,
 984                             list[i].d_id.b.al_pa);
 985                 }
 986
 987                 /* Last device exit. */
 988                 if (list[i].d_id.b.rsvd_1 != 0)
 989                         break;
 990         }
 991
 992         return (rval);
 993 }
 994
 995 /**
 996  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 997  * @ha: HA context
 998  *
 999  * This command uses the old Exectute SNS Command mailbox routine.
1000  *
1001  * Returns 0 on success.
1002  */
1003 static int
1004 qla2x00_sns_rft_id(scsi_qla_host_t *vha)
1005 {
1006         int             rval;
1007         struct qla_hw_data *ha = vha->hw;
1008         struct sns_cmd_pkt      *sns_cmd;
1009
1010         /* Issue RFT_ID. */
1011         /* Prepare SNS command request. */
1012         sns_cmd = qla2x00_prep_sns_cmd(vha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1013             RFT_ID_SNS_DATA_SIZE);
1014
1015         /* Prepare SNS command arguments -- port_id, FC-4 types */
1016         sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1017         sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1018         sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1019
1020         sns_cmd->p.cmd.param[5] = 0x01;                 /* FCP-3 */
1021
1022         /* Execute SNS command. */
1023         rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1024             sizeof(struct sns_cmd_pkt));
1025         if (rval != QLA_SUCCESS) {
1026                 /*EMPTY*/
1027                 ql_dbg(ql_dbg_disc, vha, 0x2060,
1028                     "RFT_ID Send SNS failed (%d).\n", rval);
1029         } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1030             sns_cmd->p.rft_data[9] != 0x02) {
1031                 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x2083,
1032                     "RFT_ID failed, rejected request rft_rsp:\n");
1033                 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2080,
1034                     sns_cmd->p.rft_data, 16);
1035                 rval = QLA_FUNCTION_FAILED;
1036         } else {
1037                 ql_dbg(ql_dbg_disc, vha, 0x2073,
1038                     "RFT_ID exiting normally.\n");
1039         }
1040
1041         return (rval);
1042 }
1043
1044 /**
1045  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1046  * HBA.
1047  * @ha: HA context
1048  *
1049  * This command uses the old Exectute SNS Command mailbox routine.
1050  *
1051  * Returns 0 on success.
1052  */
1053 static int
1054 qla2x00_sns_rnn_id(scsi_qla_host_t *vha)
1055 {
1056         int             rval;
1057         struct qla_hw_data *ha = vha->hw;
1058         struct sns_cmd_pkt      *sns_cmd;
1059
1060         /* Issue RNN_ID. */
1061         /* Prepare SNS command request. */
1062         sns_cmd = qla2x00_prep_sns_cmd(vha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1063             RNN_ID_SNS_DATA_SIZE);
1064
1065         /* Prepare SNS command arguments -- port_id, nodename. */
1066         sns_cmd->p.cmd.param[0] = vha->d_id.b.al_pa;
1067         sns_cmd->p.cmd.param[1] = vha->d_id.b.area;
1068         sns_cmd->p.cmd.param[2] = vha->d_id.b.domain;
1069
1070         sns_cmd->p.cmd.param[4] = vha->node_name[7];
1071         sns_cmd->p.cmd.param[5] = vha->node_name[6];
1072         sns_cmd->p.cmd.param[6] = vha->node_name[5];
1073         sns_cmd->p.cmd.param[7] = vha->node_name[4];
1074         sns_cmd->p.cmd.param[8] = vha->node_name[3];
1075         sns_cmd->p.cmd.param[9] = vha->node_name[2];
1076         sns_cmd->p.cmd.param[10] = vha->node_name[1];
1077         sns_cmd->p.cmd.param[11] = vha->node_name[0];
1078
1079         /* Execute SNS command. */
1080         rval = qla2x00_send_sns(vha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1081             sizeof(struct sns_cmd_pkt));
1082         if (rval != QLA_SUCCESS) {
1083                 /*EMPTY*/
1084                 ql_dbg(ql_dbg_disc, vha, 0x204a,
1085                     "RNN_ID Send SNS failed (%d).\n", rval);
1086         } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1087             sns_cmd->p.rnn_data[9] != 0x02) {
1088                 ql_dbg(ql_dbg_disc + ql_dbg_buffer, vha, 0x207b,
1089                     "RNN_ID failed, rejected request, rnn_rsp:\n");
1090                 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x207c,
1091                     sns_cmd->p.rnn_data, 16);
1092                 rval = QLA_FUNCTION_FAILED;
1093         } else {
1094                 ql_dbg(ql_dbg_disc, vha, 0x204c,
1095                     "RNN_ID exiting normally.\n");
1096         }
1097
1098         return (rval);
1099 }
1100
1101 /**
1102  * qla2x00_mgmt_svr_login() - Login to fabric Management Service.
1103  * @ha: HA context
1104  *
1105  * Returns 0 on success.
1106  */
1107 static int
1108 qla2x00_mgmt_svr_login(scsi_qla_host_t *vha)
1109 {
1110         int ret;
1111         uint16_t mb[MAILBOX_REGISTER_COUNT];
1112         struct qla_hw_data *ha = vha->hw;
1113         ret = QLA_SUCCESS;
1114         if (vha->flags.management_server_logged_in)
1115                 return ret;
1116
1117         ha->isp_ops->fabric_login(vha, vha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1118             mb, BIT_1|BIT_0);
1119         if (mb[0] != MBS_COMMAND_COMPLETE) {
1120                 ql_dbg(ql_dbg_disc, vha, 0x2024,
1121                     "Failed management_server login: loopid=%x mb[0]=%x "
1122                     "mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x.\n",
1123                     vha->mgmt_svr_loop_id, mb[0], mb[1], mb[2], mb[6], mb[7]);
1124                 ret = QLA_FUNCTION_FAILED;
1125         } else
1126                 vha->flags.management_server_logged_in = 1;
1127
1128         return ret;
1129 }
1130
1131 /**
1132  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1133  * @ha: HA context
1134  * @req_size: request size in bytes
1135  * @rsp_size: response size in bytes
1136  *
1137  * Returns a pointer to the @ha's ms_iocb.
1138  */
1139 void *
1140 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1141     uint32_t rsp_size)
1142 {
1143         ms_iocb_entry_t *ms_pkt;
1144         struct qla_hw_data *ha = vha->hw;
1145         ms_pkt = ha->ms_iocb;
1146         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1147
1148         ms_pkt->entry_type = MS_IOCB_TYPE;
1149         ms_pkt->entry_count = 1;
1150         SET_TARGET_ID(ha, ms_pkt->loop_id, vha->mgmt_svr_loop_id);
1151         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1152         ms_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1153         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1154         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1155         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1156         ms_pkt->req_bytecount = cpu_to_le32(req_size);
1157
1158         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1159         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1160         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1161
1162         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1163         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1164         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1165
1166         return ms_pkt;
1167 }
1168
1169 /**
1170  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1171  * @ha: HA context
1172  * @req_size: request size in bytes
1173  * @rsp_size: response size in bytes
1174  *
1175  * Returns a pointer to the @ha's ms_iocb.
1176  */
1177 void *
1178 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1179     uint32_t rsp_size)
1180 {
1181         struct ct_entry_24xx *ct_pkt;
1182         struct qla_hw_data *ha = vha->hw;
1183
1184         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1185         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1186
1187         ct_pkt->entry_type = CT_IOCB_TYPE;
1188         ct_pkt->entry_count = 1;
1189         ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1190         ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1191         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1192         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1193         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1194         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1195
1196         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1197         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1198         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1199
1200         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1201         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1202         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1203         ct_pkt->vp_index = vha->vp_idx;
1204
1205         return ct_pkt;
1206 }
1207
1208 static inline ms_iocb_entry_t *
1209 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *vha, uint32_t req_size)
1210 {
1211         struct qla_hw_data *ha = vha->hw;
1212         ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1213         struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1214
1215         if (IS_FWI2_CAPABLE(ha)) {
1216                 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1217                 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1218         } else {
1219                 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1220                 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1221         }
1222
1223         return ms_pkt;
1224 }
1225
1226 /**
1227  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1228  * @ct_req: CT request buffer
1229  * @cmd: GS command
1230  * @rsp_size: response size in bytes
1231  *
1232  * Returns a pointer to the intitialized @ct_req.
1233  */
1234 static inline struct ct_sns_req *
1235 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1236     uint16_t rsp_size)
1237 {
1238         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1239
1240         ct_req->header.revision = 0x01;
1241         ct_req->header.gs_type = 0xFA;
1242         ct_req->header.gs_subtype = 0x10;
1243         ct_req->command = cpu_to_be16(cmd);
1244         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1245
1246         return ct_req;
1247 }
1248
1249 /**
1250  * qla2x00_fdmi_rhba() -
1251  * @ha: HA context
1252  *
1253  * Returns 0 on success.
1254  */
1255 static int
1256 qla2x00_fdmi_rhba(scsi_qla_host_t *vha)
1257 {
1258         int rval, alen;
1259         uint32_t size, sn;
1260
1261         ms_iocb_entry_t *ms_pkt;
1262         struct ct_sns_req *ct_req;
1263         struct ct_sns_rsp *ct_rsp;
1264         uint8_t *entries;
1265         struct ct_fdmi_hba_attr *eiter;
1266         struct qla_hw_data *ha = vha->hw;
1267
1268         /* Issue RHBA */
1269         /* Prepare common MS IOCB */
1270         /*   Request size adjusted after CT preparation */
1271         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RHBA_RSP_SIZE);
1272
1273         /* Prepare CT request */
1274         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1275             RHBA_RSP_SIZE);
1276         ct_rsp = &ha->ct_sns->p.rsp;
1277
1278         /* Prepare FDMI command arguments -- attribute block, attributes. */
1279         memcpy(ct_req->req.rhba.hba_identifier, vha->port_name, WWN_SIZE);
1280         ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1281         memcpy(ct_req->req.rhba.port_name, vha->port_name, WWN_SIZE);
1282         size = 2 * WWN_SIZE + 4 + 4;
1283
1284         /* Attributes */
1285         ct_req->req.rhba.attrs.count =
1286             __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1287         entries = ct_req->req.rhba.hba_identifier;
1288
1289         /* Nodename. */
1290         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1291         eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1292         eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1293         memcpy(eiter->a.node_name, vha->node_name, WWN_SIZE);
1294         size += 4 + WWN_SIZE;
1295
1296         ql_dbg(ql_dbg_disc, vha, 0x2025,
1297             "NodeName = %02x%02x%02x%02x%02x%02x%02x%02x.\n",
1298             eiter->a.node_name[0], eiter->a.node_name[1],
1299             eiter->a.node_name[2], eiter->a.node_name[3],
1300             eiter->a.node_name[4], eiter->a.node_name[5],
1301             eiter->a.node_name[6], eiter->a.node_name[7]);
1302
1303         /* Manufacturer. */
1304         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1305         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1306         strcpy(eiter->a.manufacturer, "QLogic Corporation");
1307         alen = strlen(eiter->a.manufacturer);
1308         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1309         eiter->len = cpu_to_be16(4 + alen);
1310         size += 4 + alen;
1311
1312         ql_dbg(ql_dbg_disc, vha, 0x2026,
1313             "Manufacturer = %s.\n", eiter->a.manufacturer);
1314
1315         /* Serial number. */
1316         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1317         eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1318         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1319         sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1320         alen = strlen(eiter->a.serial_num);
1321         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1322         eiter->len = cpu_to_be16(4 + alen);
1323         size += 4 + alen;
1324
1325         ql_dbg(ql_dbg_disc, vha, 0x2027,
1326             "Serial no. = %s.\n", eiter->a.serial_num);
1327
1328         /* Model name. */
1329         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1330         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1331         strcpy(eiter->a.model, ha->model_number);
1332         alen = strlen(eiter->a.model);
1333         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1334         eiter->len = cpu_to_be16(4 + alen);
1335         size += 4 + alen;
1336
1337         ql_dbg(ql_dbg_disc, vha, 0x2028,
1338             "Model Name = %s.\n", eiter->a.model);
1339
1340         /* Model description. */
1341         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1342         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1343         if (ha->model_desc)
1344                 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1345         alen = strlen(eiter->a.model_desc);
1346         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1347         eiter->len = cpu_to_be16(4 + alen);
1348         size += 4 + alen;
1349
1350         ql_dbg(ql_dbg_disc, vha, 0x2029,
1351             "Model Desc = %s.\n", eiter->a.model_desc);
1352
1353         /* Hardware version. */
1354         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1355         eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1356         strcpy(eiter->a.hw_version, ha->adapter_id);
1357         alen = strlen(eiter->a.hw_version);
1358         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1359         eiter->len = cpu_to_be16(4 + alen);
1360         size += 4 + alen;
1361
1362         ql_dbg(ql_dbg_disc, vha, 0x202a,
1363             "Hardware ver = %s.\n", eiter->a.hw_version);
1364
1365         /* Driver version. */
1366         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1367         eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1368         strcpy(eiter->a.driver_version, qla2x00_version_str);
1369         alen = strlen(eiter->a.driver_version);
1370         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1371         eiter->len = cpu_to_be16(4 + alen);
1372         size += 4 + alen;
1373
1374         ql_dbg(ql_dbg_disc, vha, 0x202b,
1375             "Driver ver = %s.\n", eiter->a.driver_version);
1376
1377         /* Option ROM version. */
1378         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1379         eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1380         strcpy(eiter->a.orom_version, "0.00");
1381         alen = strlen(eiter->a.orom_version);
1382         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1383         eiter->len = cpu_to_be16(4 + alen);
1384         size += 4 + alen;
1385
1386         ql_dbg(ql_dbg_disc, vha , 0x202c,
1387             "Optrom vers = %s.\n", eiter->a.orom_version);
1388
1389         /* Firmware version */
1390         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1391         eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1392         ha->isp_ops->fw_version_str(vha, eiter->a.fw_version);
1393         alen = strlen(eiter->a.fw_version);
1394         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1395         eiter->len = cpu_to_be16(4 + alen);
1396         size += 4 + alen;
1397
1398         ql_dbg(ql_dbg_disc, vha, 0x202d,
1399             "Firmware vers = %s.\n", eiter->a.fw_version);
1400
1401         /* Update MS request size. */
1402         qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1403
1404         ql_dbg(ql_dbg_disc, vha, 0x202e,
1405             "RHBA identifier = "
1406             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n",
1407             ct_req->req.rhba.hba_identifier[0],
1408             ct_req->req.rhba.hba_identifier[1],
1409             ct_req->req.rhba.hba_identifier[2],
1410             ct_req->req.rhba.hba_identifier[3],
1411             ct_req->req.rhba.hba_identifier[4],
1412             ct_req->req.rhba.hba_identifier[5],
1413             ct_req->req.rhba.hba_identifier[6],
1414             ct_req->req.rhba.hba_identifier[7], size);
1415         ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2076,
1416             entries, size);
1417
1418         /* Execute MS IOCB */
1419         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1420             sizeof(ms_iocb_entry_t));
1421         if (rval != QLA_SUCCESS) {
1422                 /*EMPTY*/
1423                 ql_dbg(ql_dbg_disc, vha, 0x2030,
1424                     "RHBA issue IOCB failed (%d).\n", rval);
1425         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RHBA") !=
1426             QLA_SUCCESS) {
1427                 rval = QLA_FUNCTION_FAILED;
1428                 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1429                     ct_rsp->header.explanation_code ==
1430                     CT_EXPL_ALREADY_REGISTERED) {
1431                         ql_dbg(ql_dbg_disc, vha, 0x2034,
1432                             "HBA already registered.\n");
1433                         rval = QLA_ALREADY_REGISTERED;
1434                 }
1435         } else {
1436                 ql_dbg(ql_dbg_disc, vha, 0x2035,
1437                     "RHBA exiting normally.\n");
1438         }
1439
1440         return rval;
1441 }
1442
1443 /**
1444  * qla2x00_fdmi_dhba() -
1445  * @ha: HA context
1446  *
1447  * Returns 0 on success.
1448  */
1449 static int
1450 qla2x00_fdmi_dhba(scsi_qla_host_t *vha)
1451 {
1452         int rval;
1453         struct qla_hw_data *ha = vha->hw;
1454         ms_iocb_entry_t *ms_pkt;
1455         struct ct_sns_req *ct_req;
1456         struct ct_sns_rsp *ct_rsp;
1457
1458         /* Issue RPA */
1459         /* Prepare common MS IOCB */
1460         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, DHBA_REQ_SIZE,
1461             DHBA_RSP_SIZE);
1462
1463         /* Prepare CT request */
1464         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1465             DHBA_RSP_SIZE);
1466         ct_rsp = &ha->ct_sns->p.rsp;
1467
1468         /* Prepare FDMI command arguments -- portname. */
1469         memcpy(ct_req->req.dhba.port_name, vha->port_name, WWN_SIZE);
1470
1471         ql_dbg(ql_dbg_disc, vha, 0x2036,
1472             "DHBA portname = %02x%02x%02x%02x%02x%02x%02x%02x.\n",
1473             ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1474             ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1475             ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1476             ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]);
1477
1478         /* Execute MS IOCB */
1479         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1480             sizeof(ms_iocb_entry_t));
1481         if (rval != QLA_SUCCESS) {
1482                 /*EMPTY*/
1483                 ql_dbg(ql_dbg_disc, vha, 0x2037,
1484                     "DHBA issue IOCB failed (%d).\n", rval);
1485         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "DHBA") !=
1486             QLA_SUCCESS) {
1487                 rval = QLA_FUNCTION_FAILED;
1488         } else {
1489                 ql_dbg(ql_dbg_disc, vha, 0x2038,
1490                     "DHBA exiting normally.\n");
1491         }
1492
1493         return rval;
1494 }
1495
1496 /**
1497  * qla2x00_fdmi_rpa() -
1498  * @ha: HA context
1499  *
1500  * Returns 0 on success.
1501  */
1502 static int
1503 qla2x00_fdmi_rpa(scsi_qla_host_t *vha)
1504 {
1505         int rval, alen;
1506         uint32_t size, max_frame_size;
1507         struct qla_hw_data *ha = vha->hw;
1508         ms_iocb_entry_t *ms_pkt;
1509         struct ct_sns_req *ct_req;
1510         struct ct_sns_rsp *ct_rsp;
1511         uint8_t *entries;
1512         struct ct_fdmi_port_attr *eiter;
1513         struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1514
1515         /* Issue RPA */
1516         /* Prepare common MS IOCB */
1517         /*   Request size adjusted after CT preparation */
1518         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(vha, 0, RPA_RSP_SIZE);
1519
1520         /* Prepare CT request */
1521         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1522             RPA_RSP_SIZE);
1523         ct_rsp = &ha->ct_sns->p.rsp;
1524
1525         /* Prepare FDMI command arguments -- attribute block, attributes. */
1526         memcpy(ct_req->req.rpa.port_name, vha->port_name, WWN_SIZE);
1527         size = WWN_SIZE + 4;
1528
1529         /* Attributes */
1530         ct_req->req.rpa.attrs.count =
1531             __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT - 1);
1532         entries = ct_req->req.rpa.port_name;
1533
1534         /* FC4 types. */
1535         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1536         eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1537         eiter->len = __constant_cpu_to_be16(4 + 32);
1538         eiter->a.fc4_types[2] = 0x01;
1539         size += 4 + 32;
1540
1541         ql_dbg(ql_dbg_disc, vha, 0x2039,
1542             "FC4_TYPES=%02x %02x.\n",
1543             eiter->a.fc4_types[2],
1544             eiter->a.fc4_types[1]);
1545
1546         /* Supported speed. */
1547         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1548         eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1549         eiter->len = __constant_cpu_to_be16(4 + 4);
1550         if (IS_QLA8XXX_TYPE(ha))
1551                 eiter->a.sup_speed = __constant_cpu_to_be32(
1552                     FDMI_PORT_SPEED_10GB);
1553         else if (IS_QLA25XX(ha))
1554                 eiter->a.sup_speed = __constant_cpu_to_be32(
1555                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1556                     FDMI_PORT_SPEED_4GB|FDMI_PORT_SPEED_8GB);
1557         else if (IS_QLA24XX_TYPE(ha))
1558                 eiter->a.sup_speed = __constant_cpu_to_be32(
1559                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1560                     FDMI_PORT_SPEED_4GB);
1561         else if (IS_QLA23XX(ha))
1562                 eiter->a.sup_speed =__constant_cpu_to_be32(
1563                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB);
1564         else
1565                 eiter->a.sup_speed = __constant_cpu_to_be32(
1566                     FDMI_PORT_SPEED_1GB);
1567         size += 4 + 4;
1568
1569         ql_dbg(ql_dbg_disc, vha, 0x203a,
1570             "Supported_Speed=%x.\n", eiter->a.sup_speed);
1571
1572         /* Current speed. */
1573         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1574         eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1575         eiter->len = __constant_cpu_to_be16(4 + 4);
1576         switch (ha->link_data_rate) {
1577         case PORT_SPEED_1GB:
1578                 eiter->a.cur_speed =
1579                     __constant_cpu_to_be32(FDMI_PORT_SPEED_1GB);
1580                 break;
1581         case PORT_SPEED_2GB:
1582                 eiter->a.cur_speed =
1583                     __constant_cpu_to_be32(FDMI_PORT_SPEED_2GB);
1584                 break;
1585         case PORT_SPEED_4GB:
1586                 eiter->a.cur_speed =
1587                     __constant_cpu_to_be32(FDMI_PORT_SPEED_4GB);
1588                 break;
1589         case PORT_SPEED_8GB:
1590                 eiter->a.cur_speed =
1591                     __constant_cpu_to_be32(FDMI_PORT_SPEED_8GB);
1592                 break;
1593         case PORT_SPEED_10GB:
1594                 eiter->a.cur_speed =
1595                     __constant_cpu_to_be32(FDMI_PORT_SPEED_10GB);
1596                 break;
1597         default:
1598                 eiter->a.cur_speed =
1599                     __constant_cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
1600                 break;
1601         }
1602         size += 4 + 4;
1603
1604         ql_dbg(ql_dbg_disc, vha, 0x203b,
1605             "Current_Speed=%x.\n", eiter->a.cur_speed);
1606
1607         /* Max frame size. */
1608         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1609         eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1610         eiter->len = __constant_cpu_to_be16(4 + 4);
1611         max_frame_size = IS_FWI2_CAPABLE(ha) ?
1612             le16_to_cpu(icb24->frame_payload_size):
1613             le16_to_cpu(ha->init_cb->frame_payload_size);
1614         eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1615         size += 4 + 4;
1616
1617         ql_dbg(ql_dbg_disc, vha, 0x203c,
1618             "Max_Frame_Size=%x.\n", eiter->a.max_frame_size);
1619
1620         /* OS device name. */
1621         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1622         eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1623         strcpy(eiter->a.os_dev_name, QLA2XXX_DRIVER_NAME);
1624         alen = strlen(eiter->a.os_dev_name);
1625         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1626         eiter->len = cpu_to_be16(4 + alen);
1627         size += 4 + alen;
1628
1629         ql_dbg(ql_dbg_disc, vha, 0x204b,
1630             "OS_Device_Name=%s.\n", eiter->a.os_dev_name);
1631
1632         /* Hostname. */
1633         if (strlen(fc_host_system_hostname(vha->host))) {
1634                 ct_req->req.rpa.attrs.count =
1635                     __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1636                 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1637                 eiter->type = __constant_cpu_to_be16(FDMI_PORT_HOST_NAME);
1638                 snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1639                     "%s", fc_host_system_hostname(vha->host));
1640                 alen = strlen(eiter->a.host_name);
1641                 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1642                 eiter->len = cpu_to_be16(4 + alen);
1643                 size += 4 + alen;
1644
1645                 ql_dbg(ql_dbg_disc, vha, 0x203d,
1646                     "HostName=%s.\n", eiter->a.host_name);
1647         }
1648
1649         /* Update MS request size. */
1650         qla2x00_update_ms_fdmi_iocb(vha, size + 16);
1651
1652         ql_dbg(ql_dbg_disc, vha, 0x203e,
1653             "RPA portname= %02x%02x%02x%02x%02X%02x%02x%02x size=%d.\n",
1654             ct_req->req.rpa.port_name[0], ct_req->req.rpa.port_name[1],
1655             ct_req->req.rpa.port_name[2], ct_req->req.rpa.port_name[3],
1656             ct_req->req.rpa.port_name[4], ct_req->req.rpa.port_name[5],
1657             ct_req->req.rpa.port_name[6], ct_req->req.rpa.port_name[7],
1658             size);
1659         ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2079,
1660             entries, size);
1661
1662         /* Execute MS IOCB */
1663         rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1664             sizeof(ms_iocb_entry_t));
1665         if (rval != QLA_SUCCESS) {
1666                 /*EMPTY*/
1667                 ql_dbg(ql_dbg_disc, vha, 0x2040,
1668                     "RPA issue IOCB failed (%d).\n", rval);
1669         } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "RPA") !=
1670             QLA_SUCCESS) {
1671                 rval = QLA_FUNCTION_FAILED;
1672         } else {
1673                 ql_dbg(ql_dbg_disc, vha, 0x2041,
1674                     "RPA exiting nornally.\n");
1675         }
1676
1677         return rval;
1678 }
1679
1680 /**
1681  * qla2x00_fdmi_register() -
1682  * @ha: HA context
1683  *
1684  * Returns 0 on success.
1685  */
1686 int
1687 qla2x00_fdmi_register(scsi_qla_host_t *vha)
1688 {
1689         int rval;
1690        struct qla_hw_data *ha = vha->hw;
1691
1692         if (IS_QLA2100(ha) || IS_QLA2200(ha))
1693                 return QLA_FUNCTION_FAILED;
1694
1695         rval = qla2x00_mgmt_svr_login(vha);
1696         if (rval)
1697                 return rval;
1698
1699         rval = qla2x00_fdmi_rhba(vha);
1700         if (rval) {
1701                 if (rval != QLA_ALREADY_REGISTERED)
1702                         return rval;
1703
1704                 rval = qla2x00_fdmi_dhba(vha);
1705                 if (rval)
1706                         return rval;
1707
1708                 rval = qla2x00_fdmi_rhba(vha);
1709                 if (rval)
1710                         return rval;
1711         }
1712         rval = qla2x00_fdmi_rpa(vha);
1713
1714         return rval;
1715 }
1716
1717 /**
1718  * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
1719  * @ha: HA context
1720  * @list: switch info entries to populate
1721  *
1722  * Returns 0 on success.
1723  */
1724 int
1725 qla2x00_gfpn_id(scsi_qla_host_t *vha, sw_info_t *list)
1726 {
1727         int             rval;
1728         uint16_t        i;
1729         struct qla_hw_data *ha = vha->hw;
1730         ms_iocb_entry_t *ms_pkt;
1731         struct ct_sns_req       *ct_req;
1732         struct ct_sns_rsp       *ct_rsp;
1733
1734         if (!IS_IIDMA_CAPABLE(ha))
1735                 return QLA_FUNCTION_FAILED;
1736
1737         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1738                 /* Issue GFPN_ID */
1739                 /* Prepare common MS IOCB */
1740                 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFPN_ID_REQ_SIZE,
1741                     GFPN_ID_RSP_SIZE);
1742
1743                 /* Prepare CT request */
1744                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD,
1745                     GFPN_ID_RSP_SIZE);
1746                 ct_rsp = &ha->ct_sns->p.rsp;
1747
1748                 /* Prepare CT arguments -- port_id */
1749                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1750                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1751                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1752
1753                 /* Execute MS IOCB */
1754                 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1755                     sizeof(ms_iocb_entry_t));
1756                 if (rval != QLA_SUCCESS) {
1757                         /*EMPTY*/
1758                         ql_dbg(ql_dbg_disc, vha, 0x2023,
1759                             "GFPN_ID issue IOCB failed (%d).\n", rval);
1760                 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
1761                     "GFPN_ID") != QLA_SUCCESS) {
1762                         rval = QLA_FUNCTION_FAILED;
1763                 } else {
1764                         /* Save fabric portname */
1765                         memcpy(list[i].fabric_port_name,
1766                             ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
1767                 }
1768
1769                 /* Last device exit. */
1770                 if (list[i].d_id.b.rsvd_1 != 0)
1771                         break;
1772         }
1773
1774         return (rval);
1775 }
1776
1777 static inline void *
1778 qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *vha, uint32_t req_size,
1779     uint32_t rsp_size)
1780 {
1781         struct ct_entry_24xx *ct_pkt;
1782         struct qla_hw_data *ha = vha->hw;
1783         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1784         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1785
1786         ct_pkt->entry_type = CT_IOCB_TYPE;
1787         ct_pkt->entry_count = 1;
1788         ct_pkt->nport_handle = cpu_to_le16(vha->mgmt_svr_loop_id);
1789         ct_pkt->timeout = cpu_to_le16(ha->r_a_tov / 10 * 2);
1790         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1791         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1792         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1793         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1794
1795         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1796         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1797         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1798
1799         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1800         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1801         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1802         ct_pkt->vp_index = vha->vp_idx;
1803
1804         return ct_pkt;
1805 }
1806
1807
1808 static inline struct ct_sns_req *
1809 qla24xx_prep_ct_fm_req(struct ct_sns_req *ct_req, uint16_t cmd,
1810     uint16_t rsp_size)
1811 {
1812         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1813
1814         ct_req->header.revision = 0x01;
1815         ct_req->header.gs_type = 0xFA;
1816         ct_req->header.gs_subtype = 0x01;
1817         ct_req->command = cpu_to_be16(cmd);
1818         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1819
1820         return ct_req;
1821 }
1822
1823 /**
1824  * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
1825  * @ha: HA context
1826  * @list: switch info entries to populate
1827  *
1828  * Returns 0 on success.
1829  */
1830 int
1831 qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list)
1832 {
1833         int             rval;
1834         uint16_t        i;
1835         struct qla_hw_data *ha = vha->hw;
1836         ms_iocb_entry_t *ms_pkt;
1837         struct ct_sns_req       *ct_req;
1838         struct ct_sns_rsp       *ct_rsp;
1839
1840         if (!IS_IIDMA_CAPABLE(ha))
1841                 return QLA_FUNCTION_FAILED;
1842         if (!ha->flags.gpsc_supported)
1843                 return QLA_FUNCTION_FAILED;
1844
1845         rval = qla2x00_mgmt_svr_login(vha);
1846         if (rval)
1847                 return rval;
1848
1849         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1850                 /* Issue GFPN_ID */
1851                 /* Prepare common MS IOCB */
1852                 ms_pkt = qla24xx_prep_ms_fm_iocb(vha, GPSC_REQ_SIZE,
1853                     GPSC_RSP_SIZE);
1854
1855                 /* Prepare CT request */
1856                 ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req,
1857                     GPSC_CMD, GPSC_RSP_SIZE);
1858                 ct_rsp = &ha->ct_sns->p.rsp;
1859
1860                 /* Prepare CT arguments -- port_name */
1861                 memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
1862                     WWN_SIZE);
1863
1864                 /* Execute MS IOCB */
1865                 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1866                     sizeof(ms_iocb_entry_t));
1867                 if (rval != QLA_SUCCESS) {
1868                         /*EMPTY*/
1869                         ql_dbg(ql_dbg_disc, vha, 0x2059,
1870                             "GPSC issue IOCB failed (%d).\n", rval);
1871                 } else if ((rval = qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
1872                     "GPSC")) != QLA_SUCCESS) {
1873                         /* FM command unsupported? */
1874                         if (rval == QLA_INVALID_COMMAND &&
1875                             (ct_rsp->header.reason_code ==
1876                                 CT_REASON_INVALID_COMMAND_CODE ||
1877                              ct_rsp->header.reason_code ==
1878                                 CT_REASON_COMMAND_UNSUPPORTED)) {
1879                                 ql_dbg(ql_dbg_disc, vha, 0x205a,
1880                                     "GPSC command unsupported, disabling "
1881                                     "query.\n");
1882                                 ha->flags.gpsc_supported = 0;
1883                                 rval = QLA_FUNCTION_FAILED;
1884                                 break;
1885                         }
1886                         rval = QLA_FUNCTION_FAILED;
1887                 } else {
1888                         /* Save port-speed */
1889                         switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
1890                         case BIT_15:
1891                                 list[i].fp_speed = PORT_SPEED_1GB;
1892                                 break;
1893                         case BIT_14:
1894                                 list[i].fp_speed = PORT_SPEED_2GB;
1895                                 break;
1896                         case BIT_13:
1897                                 list[i].fp_speed = PORT_SPEED_4GB;
1898                                 break;
1899                         case BIT_12:
1900                                 list[i].fp_speed = PORT_SPEED_10GB;
1901                                 break;
1902                         case BIT_11:
1903                                 list[i].fp_speed = PORT_SPEED_8GB;
1904                                 break;
1905                         }
1906
1907                         ql_dbg(ql_dbg_disc, vha, 0x205b,
1908                             "GPSC ext entry - fpn "
1909                             "%02x%02x%02x%02x%02x%02x%02x%02x speeds=%04x "
1910                             "speed=%04x.\n",
1911                             list[i].fabric_port_name[0],
1912                             list[i].fabric_port_name[1],
1913                             list[i].fabric_port_name[2],
1914                             list[i].fabric_port_name[3],
1915                             list[i].fabric_port_name[4],
1916                             list[i].fabric_port_name[5],
1917                             list[i].fabric_port_name[6],
1918                             list[i].fabric_port_name[7],
1919                             be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
1920                             be16_to_cpu(ct_rsp->rsp.gpsc.speed));
1921                 }
1922
1923                 /* Last device exit. */
1924                 if (list[i].d_id.b.rsvd_1 != 0)
1925                         break;
1926         }
1927
1928         return (rval);
1929 }
1930
1931 /**
1932  * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query.
1933  *
1934  * @ha: HA context
1935  * @list: switch info entries to populate
1936  *
1937  */
1938 void
1939 qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list)
1940 {
1941         int             rval;
1942         uint16_t        i;
1943
1944         ms_iocb_entry_t *ms_pkt;
1945         struct ct_sns_req       *ct_req;
1946         struct ct_sns_rsp       *ct_rsp;
1947         struct qla_hw_data *ha = vha->hw;
1948         uint8_t fcp_scsi_features = 0;
1949
1950         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1951                 /* Set default FC4 Type as UNKNOWN so the default is to
1952                  * Process this port */
1953                 list[i].fc4_type = FC4_TYPE_UNKNOWN;
1954
1955                 /* Do not attempt GFF_ID if we are not FWI_2 capable */
1956                 if (!IS_FWI2_CAPABLE(ha))
1957                         continue;
1958
1959                 /* Prepare common MS IOCB */
1960                 ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFF_ID_REQ_SIZE,
1961                     GFF_ID_RSP_SIZE);
1962
1963                 /* Prepare CT request */
1964                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFF_ID_CMD,
1965                     GFF_ID_RSP_SIZE);
1966                 ct_rsp = &ha->ct_sns->p.rsp;
1967
1968                 /* Prepare CT arguments -- port_id */
1969                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1970                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1971                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1972
1973                 /* Execute MS IOCB */
1974                 rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
1975                    sizeof(ms_iocb_entry_t));
1976
1977                 if (rval != QLA_SUCCESS) {
1978                         ql_dbg(ql_dbg_disc, vha, 0x205c,
1979                             "GFF_ID issue IOCB failed (%d).\n", rval);
1980                 } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp,
1981                                "GFF_ID") != QLA_SUCCESS) {
1982                         ql_dbg(ql_dbg_disc, vha, 0x205d,
1983                             "GFF_ID IOCB status had a failure status code.\n");
1984                 } else {
1985                         fcp_scsi_features =
1986                            ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET];
1987                         fcp_scsi_features &= 0x0f;
1988
1989                         if (fcp_scsi_features)
1990                                 list[i].fc4_type = FC4_TYPE_FCP_SCSI;
1991                         else
1992                                 list[i].fc4_type = FC4_TYPE_OTHER;
1993                 }
1994
1995                 /* Last device exit. */
1996                 if (list[i].d_id.b.rsvd_1 != 0)
1997                         break;
1998         }
1999 }