drivers/scsi/qla2xxx/qla_gs.c

   1 /*
   2  * QLogic Fibre Channel HBA Driver
   3  * Copyright (c)  2003-2005 QLogic Corporation
   4  *
   5  * See LICENSE.qla2xxx for copyright and licensing details.
   6  */
   7 #include "qla_def.h"
   8
   9 static inline struct ct_sns_req *
  10 qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t);
  11
  12 static inline struct sns_cmd_pkt *
  13 qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t);
  14
  15 static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *);
  16 static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *);
  17 static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *);
  18 static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *);
  19 static int qla2x00_sns_rft_id(scsi_qla_host_t *);
  20 static int qla2x00_sns_rnn_id(scsi_qla_host_t *);
  21
  22 /**
  23  * qla2x00_prep_ms_iocb() - Prepare common MS/CT IOCB fields for SNS CT query.
  24  * @ha: HA context
  25  * @req_size: request size in bytes
  26  * @rsp_size: response size in bytes
  27  *
  28  * Returns a pointer to the @ha's ms_iocb.
  29  */
  30 void *
  31 qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
  32 {
  33         ms_iocb_entry_t *ms_pkt;
  34
  35         ms_pkt = ha->ms_iocb;
  36         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
  37
  38         ms_pkt->entry_type = MS_IOCB_TYPE;
  39         ms_pkt->entry_count = 1;
  40         SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER);
  41         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
  42         ms_pkt->timeout = __constant_cpu_to_le16(25);
  43         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
  44         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
  45         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
  46         ms_pkt->req_bytecount = cpu_to_le32(req_size);
  47
  48         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  49         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  50         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
  51
  52         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  53         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  54         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
  55
  56         return (ms_pkt);
  57 }
  58
  59 /**
  60  * qla24xx_prep_ms_iocb() - Prepare common CT IOCB fields for SNS CT query.
  61  * @ha: HA context
  62  * @req_size: request size in bytes
  63  * @rsp_size: response size in bytes
  64  *
  65  * Returns a pointer to the @ha's ms_iocb.
  66  */
  67 void *
  68 qla24xx_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size)
  69 {
  70         struct ct_entry_24xx *ct_pkt;
  71
  72         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
  73         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
  74
  75         ct_pkt->entry_type = CT_IOCB_TYPE;
  76         ct_pkt->entry_count = 1;
  77         ct_pkt->nport_handle = __constant_cpu_to_le16(NPH_SNS);
  78         ct_pkt->timeout = __constant_cpu_to_le16(25);
  79         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
  80         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
  81         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
  82         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
  83
  84         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  85         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  86         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
  87
  88         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
  89         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
  90         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
  91
  92         return (ct_pkt);
  93 }
  94
  95 /**
  96  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
  97  * @ct_req: CT request buffer
  98  * @cmd: GS command
  99  * @rsp_size: response size in bytes
 100  *
 101  * Returns a pointer to the intitialized @ct_req.
 102  */
 103 static inline struct ct_sns_req *
 104 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
 105 {
 106         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
 107
 108         ct_req->header.revision = 0x01;
 109         ct_req->header.gs_type = 0xFC;
 110         ct_req->header.gs_subtype = 0x02;
 111         ct_req->command = cpu_to_be16(cmd);
 112         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
 113
 114         return (ct_req);
 115 }
 116
 117 static int
 118 qla2x00_chk_ms_status(scsi_qla_host_t *ha, ms_iocb_entry_t *ms_pkt,
 119     struct ct_sns_rsp *ct_rsp, const char *routine)
 120 {
 121         int rval;
 122         uint16_t comp_status;
 123
 124         rval = QLA_FUNCTION_FAILED;
 125         if (ms_pkt->entry_status != 0) {
 126                 DEBUG2_3(printk("scsi(%ld): %s failed, error status (%x).\n",
 127                     ha->host_no, routine, ms_pkt->entry_status));
 128         } else {
 129                 if (IS_QLA24XX(ha) || IS_QLA25XX(ha))
 130                         comp_status =
 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                                 DEBUG2_3(printk("scsi(%ld): %s failed, "
 141                                     "rejected request:\n", ha->host_no,
 142                                     routine));
 143                                 DEBUG2_3(qla2x00_dump_buffer(
 144                                     (uint8_t *)&ct_rsp->header,
 145                                     sizeof(struct ct_rsp_hdr)));
 146                         } else
 147                                 rval = QLA_SUCCESS;
 148                         break;
 149                 default:
 150                         DEBUG2_3(printk("scsi(%ld): %s failed, completion "
 151                             "status (%x).\n", ha->host_no, routine,
 152                             comp_status));
 153                         break;
 154                 }
 155         }
 156         return rval;
 157 }
 158
 159 /**
 160  * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 161  * @ha: HA context
 162  * @fcport: fcport entry to updated
 163  *
 164  * Returns 0 on success.
 165  */
 166 int
 167 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 168 {
 169         int             rval;
 170
 171         ms_iocb_entry_t *ms_pkt;
 172         struct ct_sns_req       *ct_req;
 173         struct ct_sns_rsp       *ct_rsp;
 174
 175         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 176                 return (qla2x00_sns_ga_nxt(ha, fcport));
 177         }
 178
 179         /* Issue GA_NXT */
 180         /* Prepare common MS IOCB */
 181         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);
 182
 183         /* Prepare CT request */
 184         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
 185             GA_NXT_RSP_SIZE);
 186         ct_rsp = &ha->ct_sns->p.rsp;
 187
 188         /* Prepare CT arguments -- port_id */
 189         ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
 190         ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
 191         ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
 192
 193         /* Execute MS IOCB */
 194         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 195             sizeof(ms_iocb_entry_t));
 196         if (rval != QLA_SUCCESS) {
 197                 /*EMPTY*/
 198                 DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
 199                     ha->host_no, rval));
 200         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GA_NXT") !=
 201             QLA_SUCCESS) {
 202                 rval = QLA_FUNCTION_FAILED;
 203         } else {
 204                 /* Populate fc_port_t entry. */
 205                 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
 206                 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
 207                 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
 208
 209                 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
 210                     WWN_SIZE);
 211                 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
 212                     WWN_SIZE);
 213
 214                 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
 215                     ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
 216                         fcport->d_id.b.domain = 0xf0;
 217
 218                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 219                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 220                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 221                     "portid=%02x%02x%02x.\n",
 222                     ha->host_no,
 223                     fcport->node_name[0], fcport->node_name[1],
 224                     fcport->node_name[2], fcport->node_name[3],
 225                     fcport->node_name[4], fcport->node_name[5],
 226                     fcport->node_name[6], fcport->node_name[7],
 227                     fcport->port_name[0], fcport->port_name[1],
 228                     fcport->port_name[2], fcport->port_name[3],
 229                     fcport->port_name[4], fcport->port_name[5],
 230                     fcport->port_name[6], fcport->port_name[7],
 231                     fcport->d_id.b.domain, fcport->d_id.b.area,
 232                     fcport->d_id.b.al_pa));
 233         }
 234
 235         return (rval);
 236 }
 237
 238 /**
 239  * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
 240  * @ha: HA context
 241  * @list: switch info entries to populate
 242  *
 243  * NOTE: Non-Nx_Ports are not requested.
 244  *
 245  * Returns 0 on success.
 246  */
 247 int
 248 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 249 {
 250         int             rval;
 251         uint16_t        i;
 252
 253         ms_iocb_entry_t *ms_pkt;
 254         struct ct_sns_req       *ct_req;
 255         struct ct_sns_rsp       *ct_rsp;
 256
 257         struct ct_sns_gid_pt_data *gid_data;
 258
 259         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 260                 return (qla2x00_sns_gid_pt(ha, list));
 261         }
 262
 263         gid_data = NULL;
 264
 265         /* Issue GID_PT */
 266         /* Prepare common MS IOCB */
 267         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE);
 268
 269         /* Prepare CT request */
 270         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
 271             GID_PT_RSP_SIZE);
 272         ct_rsp = &ha->ct_sns->p.rsp;
 273
 274         /* Prepare CT arguments -- port_type */
 275         ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
 276
 277         /* Execute MS IOCB */
 278         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 279             sizeof(ms_iocb_entry_t));
 280         if (rval != QLA_SUCCESS) {
 281                 /*EMPTY*/
 282                 DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
 283                     ha->host_no, rval));
 284         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GID_PT") !=
 285             QLA_SUCCESS) {
 286                 rval = QLA_FUNCTION_FAILED;
 287         } else {
 288                 /* Set port IDs in switch info list. */
 289                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 290                         gid_data = &ct_rsp->rsp.gid_pt.entries[i];
 291                         list[i].d_id.b.domain = gid_data->port_id[0];
 292                         list[i].d_id.b.area = gid_data->port_id[1];
 293                         list[i].d_id.b.al_pa = gid_data->port_id[2];
 294
 295                         /* Last one exit. */
 296                         if (gid_data->control_byte & BIT_7) {
 297                                 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
 298                                 break;
 299                         }
 300                 }
 301
 302                 /*
 303                  * If we've used all available slots, then the switch is
 304                  * reporting back more devices than we can handle with this
 305                  * single call.  Return a failed status, and let GA_NXT handle
 306                  * the overload.
 307                  */
 308                 if (i == MAX_FIBRE_DEVICES)
 309                         rval = QLA_FUNCTION_FAILED;
 310         }
 311
 312         return (rval);
 313 }
 314
 315 /**
 316  * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
 317  * @ha: HA context
 318  * @list: switch info entries to populate
 319  *
 320  * Returns 0 on success.
 321  */
 322 int
 323 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 324 {
 325         int             rval;
 326         uint16_t        i;
 327
 328         ms_iocb_entry_t *ms_pkt;
 329         struct ct_sns_req       *ct_req;
 330         struct ct_sns_rsp       *ct_rsp;
 331
 332         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 333                 return (qla2x00_sns_gpn_id(ha, list));
 334         }
 335
 336         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 337                 /* Issue GPN_ID */
 338                 /* Prepare common MS IOCB */
 339                 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
 340                     GPN_ID_RSP_SIZE);
 341
 342                 /* Prepare CT request */
 343                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
 344                     GPN_ID_RSP_SIZE);
 345                 ct_rsp = &ha->ct_sns->p.rsp;
 346
 347                 /* Prepare CT arguments -- port_id */
 348                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 349                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 350                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 351
 352                 /* Execute MS IOCB */
 353                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 354                     sizeof(ms_iocb_entry_t));
 355                 if (rval != QLA_SUCCESS) {
 356                         /*EMPTY*/
 357                         DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
 358                             "(%d).\n", ha->host_no, rval));
 359                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
 360                     "GPN_ID") != QLA_SUCCESS) {
 361                         rval = QLA_FUNCTION_FAILED;
 362                 } else {
 363                         /* Save portname */
 364                         memcpy(list[i].port_name,
 365                             ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
 366                 }
 367
 368                 /* Last device exit. */
 369                 if (list[i].d_id.b.rsvd_1 != 0)
 370                         break;
 371         }
 372
 373         return (rval);
 374 }
 375
 376 /**
 377  * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
 378  * @ha: HA context
 379  * @list: switch info entries to populate
 380  *
 381  * Returns 0 on success.
 382  */
 383 int
 384 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 385 {
 386         int             rval;
 387         uint16_t        i;
 388
 389         ms_iocb_entry_t *ms_pkt;
 390         struct ct_sns_req       *ct_req;
 391         struct ct_sns_rsp       *ct_rsp;
 392
 393         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 394                 return (qla2x00_sns_gnn_id(ha, list));
 395         }
 396
 397         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 398                 /* Issue GNN_ID */
 399                 /* Prepare common MS IOCB */
 400                 ms_pkt = ha->isp_ops.prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
 401                     GNN_ID_RSP_SIZE);
 402
 403                 /* Prepare CT request */
 404                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
 405                     GNN_ID_RSP_SIZE);
 406                 ct_rsp = &ha->ct_sns->p.rsp;
 407
 408                 /* Prepare CT arguments -- port_id */
 409                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 410                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 411                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 412
 413                 /* Execute MS IOCB */
 414                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 415                     sizeof(ms_iocb_entry_t));
 416                 if (rval != QLA_SUCCESS) {
 417                         /*EMPTY*/
 418                         DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
 419                             "(%d).\n", ha->host_no, rval));
 420                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
 421                     "GNN_ID") != QLA_SUCCESS) {
 422                         rval = QLA_FUNCTION_FAILED;
 423                 } else {
 424                         /* Save nodename */
 425                         memcpy(list[i].node_name,
 426                             ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
 427
 428                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 429                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 430                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 431                             "portid=%02x%02x%02x.\n",
 432                             ha->host_no,
 433                             list[i].node_name[0], list[i].node_name[1],
 434                             list[i].node_name[2], list[i].node_name[3],
 435                             list[i].node_name[4], list[i].node_name[5],
 436                             list[i].node_name[6], list[i].node_name[7],
 437                             list[i].port_name[0], list[i].port_name[1],
 438                             list[i].port_name[2], list[i].port_name[3],
 439                             list[i].port_name[4], list[i].port_name[5],
 440                             list[i].port_name[6], list[i].port_name[7],
 441                             list[i].d_id.b.domain, list[i].d_id.b.area,
 442                             list[i].d_id.b.al_pa));
 443                 }
 444
 445                 /* Last device exit. */
 446                 if (list[i].d_id.b.rsvd_1 != 0)
 447                         break;
 448         }
 449
 450         return (rval);
 451 }
 452
 453 /**
 454  * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 455  * @ha: HA context
 456  *
 457  * Returns 0 on success.
 458  */
 459 int
 460 qla2x00_rft_id(scsi_qla_host_t *ha)
 461 {
 462         int             rval;
 463
 464         ms_iocb_entry_t *ms_pkt;
 465         struct ct_sns_req       *ct_req;
 466         struct ct_sns_rsp       *ct_rsp;
 467
 468         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 469                 return (qla2x00_sns_rft_id(ha));
 470         }
 471
 472         /* Issue RFT_ID */
 473         /* Prepare common MS IOCB */
 474         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE);
 475
 476         /* Prepare CT request */
 477         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
 478             RFT_ID_RSP_SIZE);
 479         ct_rsp = &ha->ct_sns->p.rsp;
 480
 481         /* Prepare CT arguments -- port_id, FC-4 types */
 482         ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
 483         ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
 484         ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
 485
 486         ct_req->req.rft_id.fc4_types[2] = 0x01;         /* FCP-3 */
 487
 488         /* Execute MS IOCB */
 489         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 490             sizeof(ms_iocb_entry_t));
 491         if (rval != QLA_SUCCESS) {
 492                 /*EMPTY*/
 493                 DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
 494                     ha->host_no, rval));
 495         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFT_ID") !=
 496             QLA_SUCCESS) {
 497                 rval = QLA_FUNCTION_FAILED;
 498         } else {
 499                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
 500                     ha->host_no));
 501         }
 502
 503         return (rval);
 504 }
 505
 506 /**
 507  * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
 508  * @ha: HA context
 509  *
 510  * Returns 0 on success.
 511  */
 512 int
 513 qla2x00_rff_id(scsi_qla_host_t *ha)
 514 {
 515         int             rval;
 516
 517         ms_iocb_entry_t *ms_pkt;
 518         struct ct_sns_req       *ct_req;
 519         struct ct_sns_rsp       *ct_rsp;
 520
 521         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 522                 DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
 523                     "ISP2100/ISP2200.\n", ha->host_no));
 524                 return (QLA_SUCCESS);
 525         }
 526
 527         /* Issue RFF_ID */
 528         /* Prepare common MS IOCB */
 529         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE);
 530
 531         /* Prepare CT request */
 532         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
 533             RFF_ID_RSP_SIZE);
 534         ct_rsp = &ha->ct_sns->p.rsp;
 535
 536         /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
 537         ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
 538         ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
 539         ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
 540
 541         ct_req->req.rff_id.fc4_type = 0x08;             /* SCSI - FCP */
 542
 543         /* Execute MS IOCB */
 544         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 545             sizeof(ms_iocb_entry_t));
 546         if (rval != QLA_SUCCESS) {
 547                 /*EMPTY*/
 548                 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
 549                     ha->host_no, rval));
 550         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFF_ID") !=
 551             QLA_SUCCESS) {
 552                 rval = QLA_FUNCTION_FAILED;
 553         } else {
 554                 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
 555                     ha->host_no));
 556         }
 557
 558         return (rval);
 559 }
 560
 561 /**
 562  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
 563  * @ha: HA context
 564  *
 565  * Returns 0 on success.
 566  */
 567 int
 568 qla2x00_rnn_id(scsi_qla_host_t *ha)
 569 {
 570         int             rval;
 571
 572         ms_iocb_entry_t *ms_pkt;
 573         struct ct_sns_req       *ct_req;
 574         struct ct_sns_rsp       *ct_rsp;
 575
 576         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 577                 return (qla2x00_sns_rnn_id(ha));
 578         }
 579
 580         /* Issue RNN_ID */
 581         /* Prepare common MS IOCB */
 582         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
 583
 584         /* Prepare CT request */
 585         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
 586             RNN_ID_RSP_SIZE);
 587         ct_rsp = &ha->ct_sns->p.rsp;
 588
 589         /* Prepare CT arguments -- port_id, node_name */
 590         ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
 591         ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
 592         ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
 593
 594         memcpy(ct_req->req.rnn_id.node_name, ha->node_name, WWN_SIZE);
 595
 596         /* Execute MS IOCB */
 597         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 598             sizeof(ms_iocb_entry_t));
 599         if (rval != QLA_SUCCESS) {
 600                 /*EMPTY*/
 601                 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
 602                     ha->host_no, rval));
 603         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RNN_ID") !=
 604             QLA_SUCCESS) {
 605                 rval = QLA_FUNCTION_FAILED;
 606         } else {
 607                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
 608                     ha->host_no));
 609         }
 610
 611         return (rval);
 612 }
 613
 614 /**
 615  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
 616  * @ha: HA context
 617  *
 618  * Returns 0 on success.
 619  */
 620 int
 621 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
 622 {
 623         int             rval;
 624         uint8_t         *snn;
 625         uint8_t         version[20];
 626
 627         ms_iocb_entry_t *ms_pkt;
 628         struct ct_sns_req       *ct_req;
 629         struct ct_sns_rsp       *ct_rsp;
 630
 631         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 632                 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
 633                     "ISP2100/ISP2200.\n", ha->host_no));
 634                 return (QLA_SUCCESS);
 635         }
 636
 637         /* Issue RSNN_NN */
 638         /* Prepare common MS IOCB */
 639         /*   Request size adjusted after CT preparation */
 640         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
 641
 642         /* Prepare CT request */
 643         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
 644             RSNN_NN_RSP_SIZE);
 645         ct_rsp = &ha->ct_sns->p.rsp;
 646
 647         /* Prepare CT arguments -- node_name, symbolic node_name, size */
 648         memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
 649
 650         /* Prepare the Symbolic Node Name */
 651         /* Board type */
 652         snn = ct_req->req.rsnn_nn.sym_node_name;
 653         strcpy(snn, ha->model_number);
 654         /* Firmware version */
 655         strcat(snn, " FW:v");
 656         sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
 657             ha->fw_minor_version, ha->fw_subminor_version);
 658         strcat(snn, version);
 659         /* Driver version */
 660         strcat(snn, " DVR:v");
 661         strcat(snn, qla2x00_version_str);
 662
 663         /* Calculate SNN length */
 664         ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
 665
 666         /* Update MS IOCB request */
 667         ms_pkt->req_bytecount =
 668             cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
 669         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
 670
 671         /* Execute MS IOCB */
 672         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 673             sizeof(ms_iocb_entry_t));
 674         if (rval != QLA_SUCCESS) {
 675                 /*EMPTY*/
 676                 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
 677                     ha->host_no, rval));
 678         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
 679             QLA_SUCCESS) {
 680                 rval = QLA_FUNCTION_FAILED;
 681         } else {
 682                 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
 683                     ha->host_no));
 684         }
 685
 686         return (rval);
 687 }
 688
 689
 690 /**
 691  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
 692  * @ha: HA context
 693  * @cmd: GS command
 694  * @scmd_len: Subcommand length
 695  * @data_size: response size in bytes
 696  *
 697  * Returns a pointer to the @ha's sns_cmd.
 698  */
 699 static inline struct sns_cmd_pkt *
 700 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
 701     uint16_t data_size)
 702 {
 703         uint16_t                wc;
 704         struct sns_cmd_pkt      *sns_cmd;
 705
 706         sns_cmd = ha->sns_cmd;
 707         memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
 708         wc = data_size / 2;                     /* Size in 16bit words. */
 709         sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
 710         sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
 711         sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
 712         sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
 713         sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
 714         wc = (data_size - 16) / 4;              /* Size in 32bit words. */
 715         sns_cmd->p.cmd.size = cpu_to_le16(wc);
 716
 717         return (sns_cmd);
 718 }
 719
 720 /**
 721  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 722  * @ha: HA context
 723  * @fcport: fcport entry to updated
 724  *
 725  * This command uses the old Exectute SNS Command mailbox routine.
 726  *
 727  * Returns 0 on success.
 728  */
 729 static int
 730 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 731 {
 732         int             rval;
 733
 734         struct sns_cmd_pkt      *sns_cmd;
 735
 736         /* Issue GA_NXT. */
 737         /* Prepare SNS command request. */
 738         sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
 739             GA_NXT_SNS_DATA_SIZE);
 740
 741         /* Prepare SNS command arguments -- port_id. */
 742         sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
 743         sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
 744         sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
 745
 746         /* Execute SNS command. */
 747         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
 748             sizeof(struct sns_cmd_pkt));
 749         if (rval != QLA_SUCCESS) {
 750                 /*EMPTY*/
 751                 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
 752                     ha->host_no, rval));
 753         } else if (sns_cmd->p.gan_data[8] != 0x80 ||
 754             sns_cmd->p.gan_data[9] != 0x02) {
 755                 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
 756                     "ga_nxt_rsp:\n", ha->host_no));
 757                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
 758                 rval = QLA_FUNCTION_FAILED;
 759         } else {
 760                 /* Populate fc_port_t entry. */
 761                 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
 762                 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
 763                 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
 764
 765                 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
 766                 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
 767
 768                 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
 769                     sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
 770                         fcport->d_id.b.domain = 0xf0;
 771
 772                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 773                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 774                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 775                     "portid=%02x%02x%02x.\n",
 776                     ha->host_no,
 777                     fcport->node_name[0], fcport->node_name[1],
 778                     fcport->node_name[2], fcport->node_name[3],
 779                     fcport->node_name[4], fcport->node_name[5],
 780                     fcport->node_name[6], fcport->node_name[7],
 781                     fcport->port_name[0], fcport->port_name[1],
 782                     fcport->port_name[2], fcport->port_name[3],
 783                     fcport->port_name[4], fcport->port_name[5],
 784                     fcport->port_name[6], fcport->port_name[7],
 785                     fcport->d_id.b.domain, fcport->d_id.b.area,
 786                     fcport->d_id.b.al_pa));
 787         }
 788
 789         return (rval);
 790 }
 791
 792 /**
 793  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
 794  * @ha: HA context
 795  * @list: switch info entries to populate
 796  *
 797  * This command uses the old Exectute SNS Command mailbox routine.
 798  *
 799  * NOTE: Non-Nx_Ports are not requested.
 800  *
 801  * Returns 0 on success.
 802  */
 803 static int
 804 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 805 {
 806         int             rval;
 807
 808         uint16_t        i;
 809         uint8_t         *entry;
 810         struct sns_cmd_pkt      *sns_cmd;
 811
 812         /* Issue GID_PT. */
 813         /* Prepare SNS command request. */
 814         sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
 815             GID_PT_SNS_DATA_SIZE);
 816
 817         /* Prepare SNS command arguments -- port_type. */
 818         sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
 819
 820         /* Execute SNS command. */
 821         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
 822             sizeof(struct sns_cmd_pkt));
 823         if (rval != QLA_SUCCESS) {
 824                 /*EMPTY*/
 825                 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
 826                     ha->host_no, rval));
 827         } else if (sns_cmd->p.gid_data[8] != 0x80 ||
 828             sns_cmd->p.gid_data[9] != 0x02) {
 829                 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
 830                     "gid_rsp:\n", ha->host_no));
 831                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
 832                 rval = QLA_FUNCTION_FAILED;
 833         } else {
 834                 /* Set port IDs in switch info list. */
 835                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 836                         entry = &sns_cmd->p.gid_data[(i * 4) + 16];
 837                         list[i].d_id.b.domain = entry[1];
 838                         list[i].d_id.b.area = entry[2];
 839                         list[i].d_id.b.al_pa = entry[3];
 840
 841                         /* Last one exit. */
 842                         if (entry[0] & BIT_7) {
 843                                 list[i].d_id.b.rsvd_1 = entry[0];
 844                                 break;
 845                         }
 846                 }
 847
 848                 /*
 849                  * If we've used all available slots, then the switch is
 850                  * reporting back more devices that we can handle with this
 851                  * single call.  Return a failed status, and let GA_NXT handle
 852                  * the overload.
 853                  */
 854                 if (i == MAX_FIBRE_DEVICES)
 855                         rval = QLA_FUNCTION_FAILED;
 856         }
 857
 858         return (rval);
 859 }
 860
 861 /**
 862  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
 863  * @ha: HA context
 864  * @list: switch info entries to populate
 865  *
 866  * This command uses the old Exectute SNS Command mailbox routine.
 867  *
 868  * Returns 0 on success.
 869  */
 870 static int
 871 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 872 {
 873         int             rval;
 874
 875         uint16_t        i;
 876         struct sns_cmd_pkt      *sns_cmd;
 877
 878         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 879                 /* Issue GPN_ID */
 880                 /* Prepare SNS command request. */
 881                 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
 882                     GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
 883
 884                 /* Prepare SNS command arguments -- port_id. */
 885                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 886                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 887                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 888
 889                 /* Execute SNS command. */
 890                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 891                     GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 892                 if (rval != QLA_SUCCESS) {
 893                         /*EMPTY*/
 894                         DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
 895                             "(%d).\n", ha->host_no, rval));
 896                 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
 897                     sns_cmd->p.gpn_data[9] != 0x02) {
 898                         DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
 899                             "request, gpn_rsp:\n", ha->host_no));
 900                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
 901                         rval = QLA_FUNCTION_FAILED;
 902                 } else {
 903                         /* Save portname */
 904                         memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
 905                             WWN_SIZE);
 906                 }
 907
 908                 /* Last device exit. */
 909                 if (list[i].d_id.b.rsvd_1 != 0)
 910                         break;
 911         }
 912
 913         return (rval);
 914 }
 915
 916 /**
 917  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
 918  * @ha: HA context
 919  * @list: switch info entries to populate
 920  *
 921  * This command uses the old Exectute SNS Command mailbox routine.
 922  *
 923  * Returns 0 on success.
 924  */
 925 static int
 926 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 927 {
 928         int             rval;
 929
 930         uint16_t        i;
 931         struct sns_cmd_pkt      *sns_cmd;
 932
 933         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 934                 /* Issue GNN_ID */
 935                 /* Prepare SNS command request. */
 936                 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
 937                     GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
 938
 939                 /* Prepare SNS command arguments -- port_id. */
 940                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 941                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 942                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 943
 944                 /* Execute SNS command. */
 945                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 946                     GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 947                 if (rval != QLA_SUCCESS) {
 948                         /*EMPTY*/
 949                         DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
 950                             "(%d).\n", ha->host_no, rval));
 951                 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
 952                     sns_cmd->p.gnn_data[9] != 0x02) {
 953                         DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
 954                             "request, gnn_rsp:\n", ha->host_no));
 955                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
 956                         rval = QLA_FUNCTION_FAILED;
 957                 } else {
 958                         /* Save nodename */
 959                         memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
 960                             WWN_SIZE);
 961
 962                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 963                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 964                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 965                             "portid=%02x%02x%02x.\n",
 966                             ha->host_no,
 967                             list[i].node_name[0], list[i].node_name[1],
 968                             list[i].node_name[2], list[i].node_name[3],
 969                             list[i].node_name[4], list[i].node_name[5],
 970                             list[i].node_name[6], list[i].node_name[7],
 971                             list[i].port_name[0], list[i].port_name[1],
 972                             list[i].port_name[2], list[i].port_name[3],
 973                             list[i].port_name[4], list[i].port_name[5],
 974                             list[i].port_name[6], list[i].port_name[7],
 975                             list[i].d_id.b.domain, list[i].d_id.b.area,
 976                             list[i].d_id.b.al_pa));
 977                 }
 978
 979                 /* Last device exit. */
 980                 if (list[i].d_id.b.rsvd_1 != 0)
 981                         break;
 982         }
 983
 984         return (rval);
 985 }
 986
 987 /**
 988  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 989  * @ha: HA context
 990  *
 991  * This command uses the old Exectute SNS Command mailbox routine.
 992  *
 993  * Returns 0 on success.
 994  */
 995 static int
 996 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
 997 {
 998         int             rval;
 999
1000         struct sns_cmd_pkt      *sns_cmd;
1001
1002         /* Issue RFT_ID. */
1003         /* Prepare SNS command request. */
1004         sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1005             RFT_ID_SNS_DATA_SIZE);
1006
1007         /* Prepare SNS command arguments -- port_id, FC-4 types */
1008         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1009         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1010         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1011
1012         sns_cmd->p.cmd.param[5] = 0x01;                 /* FCP-3 */
1013
1014         /* Execute SNS command. */
1015         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1016             sizeof(struct sns_cmd_pkt));
1017         if (rval != QLA_SUCCESS) {
1018                 /*EMPTY*/
1019                 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1020                     ha->host_no, rval));
1021         } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1022             sns_cmd->p.rft_data[9] != 0x02) {
1023                 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1024                     "rft_rsp:\n", ha->host_no));
1025                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1026                 rval = QLA_FUNCTION_FAILED;
1027         } else {
1028                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1029                     ha->host_no));
1030         }
1031
1032         return (rval);
1033 }
1034
1035 /**
1036  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1037  * HBA.
1038  * @ha: HA context
1039  *
1040  * This command uses the old Exectute SNS Command mailbox routine.
1041  *
1042  * Returns 0 on success.
1043  */
1044 static int
1045 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1046 {
1047         int             rval;
1048
1049         struct sns_cmd_pkt      *sns_cmd;
1050
1051         /* Issue RNN_ID. */
1052         /* Prepare SNS command request. */
1053         sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1054             RNN_ID_SNS_DATA_SIZE);
1055
1056         /* Prepare SNS command arguments -- port_id, nodename. */
1057         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1058         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1059         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1060
1061         sns_cmd->p.cmd.param[4] = ha->node_name[7];
1062         sns_cmd->p.cmd.param[5] = ha->node_name[6];
1063         sns_cmd->p.cmd.param[6] = ha->node_name[5];
1064         sns_cmd->p.cmd.param[7] = ha->node_name[4];
1065         sns_cmd->p.cmd.param[8] = ha->node_name[3];
1066         sns_cmd->p.cmd.param[9] = ha->node_name[2];
1067         sns_cmd->p.cmd.param[10] = ha->node_name[1];
1068         sns_cmd->p.cmd.param[11] = ha->node_name[0];
1069
1070         /* Execute SNS command. */
1071         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1072             sizeof(struct sns_cmd_pkt));
1073         if (rval != QLA_SUCCESS) {
1074                 /*EMPTY*/
1075                 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1076                     ha->host_no, rval));
1077         } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1078             sns_cmd->p.rnn_data[9] != 0x02) {
1079                 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1080                     "rnn_rsp:\n", ha->host_no));
1081                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1082                 rval = QLA_FUNCTION_FAILED;
1083         } else {
1084                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1085                     ha->host_no));
1086         }
1087
1088         return (rval);
1089 }
1090
1091 /**
1092  * qla2x00_mgmt_svr_login() - Login to fabric Managment Service.
1093  * @ha: HA context
1094  *
1095  * Returns 0 on success.
1096  */
1097 static int
1098 qla2x00_mgmt_svr_login(scsi_qla_host_t *ha)
1099 {
1100         int ret;
1101         uint16_t mb[MAILBOX_REGISTER_COUNT];
1102
1103         ret = QLA_SUCCESS;
1104         if (ha->flags.management_server_logged_in)
1105                 return ret;
1106
1107         ha->isp_ops.fabric_login(ha, ha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1108             mb, BIT_1);
1109         if (mb[0] != MBS_COMMAND_COMPLETE) {
1110                 DEBUG2_13(printk("%s(%ld): Failed MANAGEMENT_SERVER login: "
1111                     "loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x\n",
1112                     __func__, ha->host_no, ha->mgmt_svr_loop_id, mb[0], mb[1],
1113                     mb[2], mb[6], mb[7]));
1114                 ret = QLA_FUNCTION_FAILED;
1115         } else
1116                 ha->flags.management_server_logged_in = 1;
1117
1118         return ret;
1119 }
1120
1121 /**
1122  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1123  * @ha: HA context
1124  * @req_size: request size in bytes
1125  * @rsp_size: response size in bytes
1126  *
1127  * Returns a pointer to the @ha's ms_iocb.
1128  */
1129 void *
1130 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1131     uint32_t rsp_size)
1132 {
1133         ms_iocb_entry_t *ms_pkt;
1134
1135         ms_pkt = ha->ms_iocb;
1136         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1137
1138         ms_pkt->entry_type = MS_IOCB_TYPE;
1139         ms_pkt->entry_count = 1;
1140         SET_TARGET_ID(ha, ms_pkt->loop_id, ha->mgmt_svr_loop_id);
1141         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1142         ms_pkt->timeout = __constant_cpu_to_le16(59);
1143         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1144         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1145         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1146         ms_pkt->req_bytecount = cpu_to_le32(req_size);
1147
1148         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1149         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1150         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1151
1152         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1153         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1154         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1155
1156         return ms_pkt;
1157 }
1158
1159 /**
1160  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1161  * @ha: HA context
1162  * @req_size: request size in bytes
1163  * @rsp_size: response size in bytes
1164  *
1165  * Returns a pointer to the @ha's ms_iocb.
1166  */
1167 void *
1168 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1169     uint32_t rsp_size)
1170 {
1171         struct ct_entry_24xx *ct_pkt;
1172
1173         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1174         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1175
1176         ct_pkt->entry_type = CT_IOCB_TYPE;
1177         ct_pkt->entry_count = 1;
1178         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1179         ct_pkt->timeout = __constant_cpu_to_le16(59);
1180         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1181         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1182         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1183         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1184
1185         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1186         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1187         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1188
1189         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1190         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1191         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1192
1193         return ct_pkt;
1194 }
1195
1196 static inline ms_iocb_entry_t *
1197 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size)
1198 {
1199         ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1200         struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1201
1202         if (IS_QLA24XX(ha) || IS_QLA25XX(ha)) {
1203                 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1204                 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1205         } else {
1206                 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1207                 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1208         }
1209
1210         return ms_pkt;
1211 }
1212
1213 /**
1214  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1215  * @ct_req: CT request buffer
1216  * @cmd: GS command
1217  * @rsp_size: response size in bytes
1218  *
1219  * Returns a pointer to the intitialized @ct_req.
1220  */
1221 static inline struct ct_sns_req *
1222 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1223     uint16_t rsp_size)
1224 {
1225         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1226
1227         ct_req->header.revision = 0x01;
1228         ct_req->header.gs_type = 0xFA;
1229         ct_req->header.gs_subtype = 0x10;
1230         ct_req->command = cpu_to_be16(cmd);
1231         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1232
1233         return ct_req;
1234 }
1235
1236 /**
1237  * qla2x00_fdmi_rhba() -
1238  * @ha: HA context
1239  *
1240  * Returns 0 on success.
1241  */
1242 static int
1243 qla2x00_fdmi_rhba(scsi_qla_host_t *ha)
1244 {
1245         int rval, alen;
1246         uint32_t size, sn;
1247
1248         ms_iocb_entry_t *ms_pkt;
1249         struct ct_sns_req *ct_req;
1250         struct ct_sns_rsp *ct_rsp;
1251         uint8_t *entries;
1252         struct ct_fdmi_hba_attr *eiter;
1253
1254         /* Issue RHBA */
1255         /* Prepare common MS IOCB */
1256         /*   Request size adjusted after CT preparation */
1257         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RHBA_RSP_SIZE);
1258
1259         /* Prepare CT request */
1260         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1261             RHBA_RSP_SIZE);
1262         ct_rsp = &ha->ct_sns->p.rsp;
1263
1264         /* Prepare FDMI command arguments -- attribute block, attributes. */
1265         memcpy(ct_req->req.rhba.hba_identifier, ha->port_name, WWN_SIZE);
1266         ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1267         memcpy(ct_req->req.rhba.port_name, ha->port_name, WWN_SIZE);
1268         size = 2 * WWN_SIZE + 4 + 4;
1269
1270         /* Attributes */
1271         ct_req->req.rhba.attrs.count =
1272             __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1273         entries = ct_req->req.rhba.hba_identifier;
1274
1275         /* Nodename. */
1276         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1277         eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1278         eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1279         memcpy(eiter->a.node_name, ha->node_name, WWN_SIZE);
1280         size += 4 + WWN_SIZE;
1281
1282         DEBUG13(printk("%s(%ld): NODENAME=%02x%02x%02x%02x%02x%02x%02x%02x.\n",
1283             __func__, ha->host_no,
1284             eiter->a.node_name[0], eiter->a.node_name[1], eiter->a.node_name[2],
1285             eiter->a.node_name[3], eiter->a.node_name[4], eiter->a.node_name[5],
1286             eiter->a.node_name[6], eiter->a.node_name[7]));
1287
1288         /* Manufacturer. */
1289         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1290         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1291         strcpy(eiter->a.manufacturer, "QLogic Corporation");
1292         alen = strlen(eiter->a.manufacturer);
1293         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1294         eiter->len = cpu_to_be16(4 + alen);
1295         size += 4 + alen;
1296
1297         DEBUG13(printk("%s(%ld): MANUFACTURER=%s.\n", __func__, ha->host_no,
1298             eiter->a.manufacturer));
1299
1300         /* Serial number. */
1301         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1302         eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1303         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1304         sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1305         alen = strlen(eiter->a.serial_num);
1306         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1307         eiter->len = cpu_to_be16(4 + alen);
1308         size += 4 + alen;
1309
1310         DEBUG13(printk("%s(%ld): SERIALNO=%s.\n", __func__, ha->host_no,
1311             eiter->a.serial_num));
1312
1313         /* Model name. */
1314         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1315         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1316         strcpy(eiter->a.model, ha->model_number);
1317         alen = strlen(eiter->a.model);
1318         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1319         eiter->len = cpu_to_be16(4 + alen);
1320         size += 4 + alen;
1321
1322         DEBUG13(printk("%s(%ld): MODEL_NAME=%s.\n", __func__, ha->host_no,
1323             eiter->a.model));
1324
1325         /* Model description. */
1326         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1327         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1328         if (ha->model_desc)
1329                 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1330         alen = strlen(eiter->a.model_desc);
1331         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1332         eiter->len = cpu_to_be16(4 + alen);
1333         size += 4 + alen;
1334
1335         DEBUG13(printk("%s(%ld): MODEL_DESC=%s.\n", __func__, ha->host_no,
1336             eiter->a.model_desc));
1337
1338         /* Hardware version. */
1339         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1340         eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1341         strcpy(eiter->a.hw_version, ha->adapter_id);
1342         alen = strlen(eiter->a.hw_version);
1343         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1344         eiter->len = cpu_to_be16(4 + alen);
1345         size += 4 + alen;
1346
1347         DEBUG13(printk("%s(%ld): HARDWAREVER=%s.\n", __func__, ha->host_no,
1348             eiter->a.hw_version));
1349
1350         /* Driver version. */
1351         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1352         eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1353         strcpy(eiter->a.driver_version, qla2x00_version_str);
1354         alen = strlen(eiter->a.driver_version);
1355         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1356         eiter->len = cpu_to_be16(4 + alen);
1357         size += 4 + alen;
1358
1359         DEBUG13(printk("%s(%ld): DRIVERVER=%s.\n", __func__, ha->host_no,
1360             eiter->a.driver_version));
1361
1362         /* Option ROM version. */
1363         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1364         eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1365         strcpy(eiter->a.orom_version, "0.00");
1366         alen = strlen(eiter->a.orom_version);
1367         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1368         eiter->len = cpu_to_be16(4 + alen);
1369         size += 4 + alen;
1370
1371         DEBUG13(printk("%s(%ld): OPTROMVER=%s.\n", __func__, ha->host_no,
1372             eiter->a.orom_version));
1373
1374         /* Firmware version */
1375         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1376         eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1377         ha->isp_ops.fw_version_str(ha, eiter->a.fw_version);
1378         alen = strlen(eiter->a.fw_version);
1379         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1380         eiter->len = cpu_to_be16(4 + alen);
1381         size += 4 + alen;
1382
1383         DEBUG13(printk("%s(%ld): FIRMWAREVER=%s.\n", __func__, ha->host_no,
1384             eiter->a.fw_version));
1385
1386         /* Update MS request size. */
1387         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1388
1389         DEBUG13(printk("%s(%ld): RHBA identifier="
1390             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1391             ha->host_no, ct_req->req.rhba.hba_identifier[0],
1392             ct_req->req.rhba.hba_identifier[1],
1393             ct_req->req.rhba.hba_identifier[2],
1394             ct_req->req.rhba.hba_identifier[3],
1395             ct_req->req.rhba.hba_identifier[4],
1396             ct_req->req.rhba.hba_identifier[5],
1397             ct_req->req.rhba.hba_identifier[6],
1398             ct_req->req.rhba.hba_identifier[7], size));
1399         DEBUG13(qla2x00_dump_buffer(entries, size));
1400
1401         /* Execute MS IOCB */
1402         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1403             sizeof(ms_iocb_entry_t));
1404         if (rval != QLA_SUCCESS) {
1405                 /*EMPTY*/
1406                 DEBUG2_3(printk("scsi(%ld): RHBA issue IOCB failed (%d).\n",
1407                     ha->host_no, rval));
1408         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RHBA") !=
1409             QLA_SUCCESS) {
1410                 rval = QLA_FUNCTION_FAILED;
1411                 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1412                     ct_rsp->header.explanation_code ==
1413                     CT_EXPL_ALREADY_REGISTERED) {
1414                         DEBUG2_13(printk("%s(%ld): HBA already registered.\n",
1415                             __func__, ha->host_no));
1416                         rval = QLA_ALREADY_REGISTERED;
1417                 }
1418         } else {
1419                 DEBUG2(printk("scsi(%ld): RHBA exiting normally.\n",
1420                     ha->host_no));
1421         }
1422
1423         return rval;
1424 }
1425
1426 /**
1427  * qla2x00_fdmi_dhba() -
1428  * @ha: HA context
1429  *
1430  * Returns 0 on success.
1431  */
1432 static int
1433 qla2x00_fdmi_dhba(scsi_qla_host_t *ha)
1434 {
1435         int rval;
1436
1437         ms_iocb_entry_t *ms_pkt;
1438         struct ct_sns_req *ct_req;
1439         struct ct_sns_rsp *ct_rsp;
1440
1441         /* Issue RPA */
1442         /* Prepare common MS IOCB */
1443         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, DHBA_REQ_SIZE,
1444             DHBA_RSP_SIZE);
1445
1446         /* Prepare CT request */
1447         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1448             DHBA_RSP_SIZE);
1449         ct_rsp = &ha->ct_sns->p.rsp;
1450
1451         /* Prepare FDMI command arguments -- portname. */
1452         memcpy(ct_req->req.dhba.port_name, ha->port_name, WWN_SIZE);
1453
1454         DEBUG13(printk("%s(%ld): DHBA portname="
1455             "%02x%02x%02x%02x%02x%02x%02x%02x.\n", __func__, ha->host_no,
1456             ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1457             ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1458             ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1459             ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]));
1460
1461         /* Execute MS IOCB */
1462         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1463             sizeof(ms_iocb_entry_t));
1464         if (rval != QLA_SUCCESS) {
1465                 /*EMPTY*/
1466                 DEBUG2_3(printk("scsi(%ld): DHBA issue IOCB failed (%d).\n",
1467                     ha->host_no, rval));
1468         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "DHBA") !=
1469             QLA_SUCCESS) {
1470                 rval = QLA_FUNCTION_FAILED;
1471         } else {
1472                 DEBUG2(printk("scsi(%ld): DHBA exiting normally.\n",
1473                     ha->host_no));
1474         }
1475
1476         return rval;
1477 }
1478
1479 /**
1480  * qla2x00_fdmi_rpa() -
1481  * @ha: HA context
1482  *
1483  * Returns 0 on success.
1484  */
1485 static int
1486 qla2x00_fdmi_rpa(scsi_qla_host_t *ha)
1487 {
1488         int rval, alen;
1489         uint32_t size, max_frame_size;
1490
1491         ms_iocb_entry_t *ms_pkt;
1492         struct ct_sns_req *ct_req;
1493         struct ct_sns_rsp *ct_rsp;
1494         uint8_t *entries;
1495         struct ct_fdmi_port_attr *eiter;
1496         struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1497
1498         /* Issue RPA */
1499         /* Prepare common MS IOCB */
1500         /*   Request size adjusted after CT preparation */
1501         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RPA_RSP_SIZE);
1502
1503         /* Prepare CT request */
1504         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1505             RPA_RSP_SIZE);
1506         ct_rsp = &ha->ct_sns->p.rsp;
1507
1508         /* Prepare FDMI command arguments -- attribute block, attributes. */
1509         memcpy(ct_req->req.rpa.port_name, ha->port_name, WWN_SIZE);
1510         size = WWN_SIZE + 4;
1511
1512         /* Attributes */
1513         ct_req->req.rpa.attrs.count =
1514             __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1515         entries = ct_req->req.rpa.port_name;
1516
1517         /* FC4 types. */
1518         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1519         eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1520         eiter->len = __constant_cpu_to_be16(4 + 32);
1521         eiter->a.fc4_types[2] = 0x01;
1522         size += 4 + 32;
1523
1524         DEBUG13(printk("%s(%ld): FC4_TYPES=%02x %02x.\n", __func__, ha->host_no,
1525             eiter->a.fc4_types[2], eiter->a.fc4_types[1]));
1526
1527         /* Supported speed. */
1528         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1529         eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1530         eiter->len = __constant_cpu_to_be16(4 + 4);
1531         if (IS_QLA25XX(ha))
1532                 eiter->a.sup_speed = __constant_cpu_to_be32(4);
1533         else if (IS_QLA24XX(ha))
1534                 eiter->a.sup_speed = __constant_cpu_to_be32(8);
1535         else if (IS_QLA23XX(ha))
1536                 eiter->a.sup_speed = __constant_cpu_to_be32(2);
1537         else
1538                 eiter->a.sup_speed = __constant_cpu_to_be32(1);
1539         size += 4 + 4;
1540
1541         DEBUG13(printk("%s(%ld): SUPPORTED_SPEED=%x.\n", __func__, ha->host_no,
1542             eiter->a.sup_speed));
1543
1544         /* Current speed. */
1545         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1546         eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1547         eiter->len = __constant_cpu_to_be16(4 + 4);
1548         switch (ha->link_data_rate) {
1549         case 0:
1550                 eiter->a.cur_speed = __constant_cpu_to_be32(1);
1551                 break;
1552         case 1:
1553                 eiter->a.cur_speed = __constant_cpu_to_be32(2);
1554                 break;
1555         case 3:
1556                 eiter->a.cur_speed = __constant_cpu_to_be32(8);
1557                 break;
1558         case 4:
1559                 eiter->a.cur_speed = __constant_cpu_to_be32(4);
1560                 break;
1561         }
1562         size += 4 + 4;
1563
1564         DEBUG13(printk("%s(%ld): CURRENT_SPEED=%x.\n", __func__, ha->host_no,
1565             eiter->a.cur_speed));
1566
1567         /* Max frame size. */
1568         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1569         eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1570         eiter->len = __constant_cpu_to_be16(4 + 4);
1571         max_frame_size = IS_QLA24XX(ha) || IS_QLA25XX(ha) ?
1572                 (uint32_t) icb24->frame_payload_size:
1573                 (uint32_t) ha->init_cb->frame_payload_size;
1574         eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1575         size += 4 + 4;
1576
1577         DEBUG13(printk("%s(%ld): MAX_FRAME_SIZE=%x.\n", __func__, ha->host_no,
1578             eiter->a.max_frame_size));
1579
1580         /* OS device name. */
1581         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1582         eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1583         sprintf(eiter->a.os_dev_name, "/proc/scsi/qla2xxx/%ld", ha->host_no);
1584         alen = strlen(eiter->a.os_dev_name);
1585         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1586         eiter->len = cpu_to_be16(4 + alen);
1587         size += 4 + alen;
1588
1589         DEBUG13(printk("%s(%ld): OS_DEVICE_NAME=%s.\n", __func__, ha->host_no,
1590             eiter->a.os_dev_name));
1591
1592         /* Update MS request size. */
1593         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1594
1595         DEBUG13(printk("%s(%ld): RPA portname="
1596             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1597             ha->host_no, ct_req->req.rpa.port_name[0],
1598             ct_req->req.rpa.port_name[1], ct_req->req.rpa.port_name[2],
1599             ct_req->req.rpa.port_name[3], ct_req->req.rpa.port_name[4],
1600             ct_req->req.rpa.port_name[5], ct_req->req.rpa.port_name[6],
1601             ct_req->req.rpa.port_name[7], size));
1602         DEBUG13(qla2x00_dump_buffer(entries, size));
1603
1604         /* Execute MS IOCB */
1605         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1606             sizeof(ms_iocb_entry_t));
1607         if (rval != QLA_SUCCESS) {
1608                 /*EMPTY*/
1609                 DEBUG2_3(printk("scsi(%ld): RPA issue IOCB failed (%d).\n",
1610                     ha->host_no, rval));
1611         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RPA") !=
1612             QLA_SUCCESS) {
1613                 rval = QLA_FUNCTION_FAILED;
1614         } else {
1615                 DEBUG2(printk("scsi(%ld): RPA exiting normally.\n",
1616                     ha->host_no));
1617         }
1618
1619         return rval;
1620 }
1621
1622 /**
1623  * qla2x00_fdmi_register() -
1624  * @ha: HA context
1625  *
1626  * Returns 0 on success.
1627  */
1628 int
1629 qla2x00_fdmi_register(scsi_qla_host_t *ha)
1630 {
1631         int rval;
1632
1633         rval = qla2x00_mgmt_svr_login(ha);
1634         if (rval)
1635                 return rval;
1636
1637         rval = qla2x00_fdmi_rhba(ha);
1638         if (rval) {
1639                 if (rval != QLA_ALREADY_REGISTERED)
1640                         return rval;
1641
1642                 rval = qla2x00_fdmi_dhba(ha);
1643                 if (rval)
1644                         return rval;
1645
1646                 rval = qla2x00_fdmi_rhba(ha);
1647                 if (rval)
1648                         return rval;
1649         }
1650         rval = qla2x00_fdmi_rpa(ha);
1651
1652         return rval;
1653 }