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_QLA54XX(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_feature = BIT_1;
 542         ct_req->req.rff_id.fc4_type = 0x08;             /* SCSI - FCP */
 543
 544         /* Execute MS IOCB */
 545         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 546             sizeof(ms_iocb_entry_t));
 547         if (rval != QLA_SUCCESS) {
 548                 /*EMPTY*/
 549                 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
 550                     ha->host_no, rval));
 551         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFF_ID") !=
 552             QLA_SUCCESS) {
 553                 rval = QLA_FUNCTION_FAILED;
 554         } else {
 555                 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
 556                     ha->host_no));
 557         }
 558
 559         return (rval);
 560 }
 561
 562 /**
 563  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
 564  * @ha: HA context
 565  *
 566  * Returns 0 on success.
 567  */
 568 int
 569 qla2x00_rnn_id(scsi_qla_host_t *ha)
 570 {
 571         int             rval;
 572
 573         ms_iocb_entry_t *ms_pkt;
 574         struct ct_sns_req       *ct_req;
 575         struct ct_sns_rsp       *ct_rsp;
 576
 577         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 578                 return (qla2x00_sns_rnn_id(ha));
 579         }
 580
 581         /* Issue RNN_ID */
 582         /* Prepare common MS IOCB */
 583         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE);
 584
 585         /* Prepare CT request */
 586         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
 587             RNN_ID_RSP_SIZE);
 588         ct_rsp = &ha->ct_sns->p.rsp;
 589
 590         /* Prepare CT arguments -- port_id, node_name */
 591         ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
 592         ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
 593         ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
 594
 595         memcpy(ct_req->req.rnn_id.node_name, ha->node_name, WWN_SIZE);
 596
 597         /* Execute MS IOCB */
 598         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 599             sizeof(ms_iocb_entry_t));
 600         if (rval != QLA_SUCCESS) {
 601                 /*EMPTY*/
 602                 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
 603                     ha->host_no, rval));
 604         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RNN_ID") !=
 605             QLA_SUCCESS) {
 606                 rval = QLA_FUNCTION_FAILED;
 607         } else {
 608                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
 609                     ha->host_no));
 610         }
 611
 612         return (rval);
 613 }
 614
 615 /**
 616  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
 617  * @ha: HA context
 618  *
 619  * Returns 0 on success.
 620  */
 621 int
 622 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
 623 {
 624         int             rval;
 625         uint8_t         *snn;
 626         uint8_t         version[20];
 627
 628         ms_iocb_entry_t *ms_pkt;
 629         struct ct_sns_req       *ct_req;
 630         struct ct_sns_rsp       *ct_rsp;
 631
 632         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 633                 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
 634                     "ISP2100/ISP2200.\n", ha->host_no));
 635                 return (QLA_SUCCESS);
 636         }
 637
 638         /* Issue RSNN_NN */
 639         /* Prepare common MS IOCB */
 640         /*   Request size adjusted after CT preparation */
 641         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
 642
 643         /* Prepare CT request */
 644         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
 645             RSNN_NN_RSP_SIZE);
 646         ct_rsp = &ha->ct_sns->p.rsp;
 647
 648         /* Prepare CT arguments -- node_name, symbolic node_name, size */
 649         memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
 650
 651         /* Prepare the Symbolic Node Name */
 652         /* Board type */
 653         snn = ct_req->req.rsnn_nn.sym_node_name;
 654         strcpy(snn, ha->model_number);
 655         /* Firmware version */
 656         strcat(snn, " FW:v");
 657         sprintf(version, "%d.%02d.%02d", ha->fw_major_version,
 658             ha->fw_minor_version, ha->fw_subminor_version);
 659         strcat(snn, version);
 660         /* Driver version */
 661         strcat(snn, " DVR:v");
 662         strcat(snn, qla2x00_version_str);
 663
 664         /* Calculate SNN length */
 665         ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn);
 666
 667         /* Update MS IOCB request */
 668         ms_pkt->req_bytecount =
 669             cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
 670         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
 671
 672         /* Execute MS IOCB */
 673         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 674             sizeof(ms_iocb_entry_t));
 675         if (rval != QLA_SUCCESS) {
 676                 /*EMPTY*/
 677                 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
 678                     ha->host_no, rval));
 679         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
 680             QLA_SUCCESS) {
 681                 rval = QLA_FUNCTION_FAILED;
 682         } else {
 683                 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
 684                     ha->host_no));
 685         }
 686
 687         return (rval);
 688 }
 689
 690
 691 /**
 692  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
 693  * @ha: HA context
 694  * @cmd: GS command
 695  * @scmd_len: Subcommand length
 696  * @data_size: response size in bytes
 697  *
 698  * Returns a pointer to the @ha's sns_cmd.
 699  */
 700 static inline struct sns_cmd_pkt *
 701 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
 702     uint16_t data_size)
 703 {
 704         uint16_t                wc;
 705         struct sns_cmd_pkt      *sns_cmd;
 706
 707         sns_cmd = ha->sns_cmd;
 708         memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
 709         wc = data_size / 2;                     /* Size in 16bit words. */
 710         sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
 711         sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
 712         sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
 713         sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
 714         sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
 715         wc = (data_size - 16) / 4;              /* Size in 32bit words. */
 716         sns_cmd->p.cmd.size = cpu_to_le16(wc);
 717
 718         return (sns_cmd);
 719 }
 720
 721 /**
 722  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 723  * @ha: HA context
 724  * @fcport: fcport entry to updated
 725  *
 726  * This command uses the old Exectute SNS Command mailbox routine.
 727  *
 728  * Returns 0 on success.
 729  */
 730 static int
 731 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 732 {
 733         int             rval;
 734
 735         struct sns_cmd_pkt      *sns_cmd;
 736
 737         /* Issue GA_NXT. */
 738         /* Prepare SNS command request. */
 739         sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
 740             GA_NXT_SNS_DATA_SIZE);
 741
 742         /* Prepare SNS command arguments -- port_id. */
 743         sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
 744         sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
 745         sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
 746
 747         /* Execute SNS command. */
 748         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
 749             sizeof(struct sns_cmd_pkt));
 750         if (rval != QLA_SUCCESS) {
 751                 /*EMPTY*/
 752                 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
 753                     ha->host_no, rval));
 754         } else if (sns_cmd->p.gan_data[8] != 0x80 ||
 755             sns_cmd->p.gan_data[9] != 0x02) {
 756                 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
 757                     "ga_nxt_rsp:\n", ha->host_no));
 758                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
 759                 rval = QLA_FUNCTION_FAILED;
 760         } else {
 761                 /* Populate fc_port_t entry. */
 762                 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
 763                 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
 764                 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
 765
 766                 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
 767                 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
 768
 769                 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
 770                     sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
 771                         fcport->d_id.b.domain = 0xf0;
 772
 773                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 774                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 775                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 776                     "portid=%02x%02x%02x.\n",
 777                     ha->host_no,
 778                     fcport->node_name[0], fcport->node_name[1],
 779                     fcport->node_name[2], fcport->node_name[3],
 780                     fcport->node_name[4], fcport->node_name[5],
 781                     fcport->node_name[6], fcport->node_name[7],
 782                     fcport->port_name[0], fcport->port_name[1],
 783                     fcport->port_name[2], fcport->port_name[3],
 784                     fcport->port_name[4], fcport->port_name[5],
 785                     fcport->port_name[6], fcport->port_name[7],
 786                     fcport->d_id.b.domain, fcport->d_id.b.area,
 787                     fcport->d_id.b.al_pa));
 788         }
 789
 790         return (rval);
 791 }
 792
 793 /**
 794  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
 795  * @ha: HA context
 796  * @list: switch info entries to populate
 797  *
 798  * This command uses the old Exectute SNS Command mailbox routine.
 799  *
 800  * NOTE: Non-Nx_Ports are not requested.
 801  *
 802  * Returns 0 on success.
 803  */
 804 static int
 805 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 806 {
 807         int             rval;
 808
 809         uint16_t        i;
 810         uint8_t         *entry;
 811         struct sns_cmd_pkt      *sns_cmd;
 812
 813         /* Issue GID_PT. */
 814         /* Prepare SNS command request. */
 815         sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
 816             GID_PT_SNS_DATA_SIZE);
 817
 818         /* Prepare SNS command arguments -- port_type. */
 819         sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
 820
 821         /* Execute SNS command. */
 822         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
 823             sizeof(struct sns_cmd_pkt));
 824         if (rval != QLA_SUCCESS) {
 825                 /*EMPTY*/
 826                 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
 827                     ha->host_no, rval));
 828         } else if (sns_cmd->p.gid_data[8] != 0x80 ||
 829             sns_cmd->p.gid_data[9] != 0x02) {
 830                 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
 831                     "gid_rsp:\n", ha->host_no));
 832                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
 833                 rval = QLA_FUNCTION_FAILED;
 834         } else {
 835                 /* Set port IDs in switch info list. */
 836                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 837                         entry = &sns_cmd->p.gid_data[(i * 4) + 16];
 838                         list[i].d_id.b.domain = entry[1];
 839                         list[i].d_id.b.area = entry[2];
 840                         list[i].d_id.b.al_pa = entry[3];
 841
 842                         /* Last one exit. */
 843                         if (entry[0] & BIT_7) {
 844                                 list[i].d_id.b.rsvd_1 = entry[0];
 845                                 break;
 846                         }
 847                 }
 848
 849                 /*
 850                  * If we've used all available slots, then the switch is
 851                  * reporting back more devices that we can handle with this
 852                  * single call.  Return a failed status, and let GA_NXT handle
 853                  * the overload.
 854                  */
 855                 if (i == MAX_FIBRE_DEVICES)
 856                         rval = QLA_FUNCTION_FAILED;
 857         }
 858
 859         return (rval);
 860 }
 861
 862 /**
 863  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
 864  * @ha: HA context
 865  * @list: switch info entries to populate
 866  *
 867  * This command uses the old Exectute SNS Command mailbox routine.
 868  *
 869  * Returns 0 on success.
 870  */
 871 static int
 872 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 873 {
 874         int             rval;
 875
 876         uint16_t        i;
 877         struct sns_cmd_pkt      *sns_cmd;
 878
 879         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 880                 /* Issue GPN_ID */
 881                 /* Prepare SNS command request. */
 882                 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
 883                     GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
 884
 885                 /* Prepare SNS command arguments -- port_id. */
 886                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 887                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 888                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 889
 890                 /* Execute SNS command. */
 891                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 892                     GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 893                 if (rval != QLA_SUCCESS) {
 894                         /*EMPTY*/
 895                         DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
 896                             "(%d).\n", ha->host_no, rval));
 897                 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
 898                     sns_cmd->p.gpn_data[9] != 0x02) {
 899                         DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
 900                             "request, gpn_rsp:\n", ha->host_no));
 901                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
 902                         rval = QLA_FUNCTION_FAILED;
 903                 } else {
 904                         /* Save portname */
 905                         memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
 906                             WWN_SIZE);
 907                 }
 908
 909                 /* Last device exit. */
 910                 if (list[i].d_id.b.rsvd_1 != 0)
 911                         break;
 912         }
 913
 914         return (rval);
 915 }
 916
 917 /**
 918  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
 919  * @ha: HA context
 920  * @list: switch info entries to populate
 921  *
 922  * This command uses the old Exectute SNS Command mailbox routine.
 923  *
 924  * Returns 0 on success.
 925  */
 926 static int
 927 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 928 {
 929         int             rval;
 930
 931         uint16_t        i;
 932         struct sns_cmd_pkt      *sns_cmd;
 933
 934         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 935                 /* Issue GNN_ID */
 936                 /* Prepare SNS command request. */
 937                 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
 938                     GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
 939
 940                 /* Prepare SNS command arguments -- port_id. */
 941                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 942                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 943                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 944
 945                 /* Execute SNS command. */
 946                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 947                     GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 948                 if (rval != QLA_SUCCESS) {
 949                         /*EMPTY*/
 950                         DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
 951                             "(%d).\n", ha->host_no, rval));
 952                 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
 953                     sns_cmd->p.gnn_data[9] != 0x02) {
 954                         DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
 955                             "request, gnn_rsp:\n", ha->host_no));
 956                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
 957                         rval = QLA_FUNCTION_FAILED;
 958                 } else {
 959                         /* Save nodename */
 960                         memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
 961                             WWN_SIZE);
 962
 963                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 964                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 965                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 966                             "portid=%02x%02x%02x.\n",
 967                             ha->host_no,
 968                             list[i].node_name[0], list[i].node_name[1],
 969                             list[i].node_name[2], list[i].node_name[3],
 970                             list[i].node_name[4], list[i].node_name[5],
 971                             list[i].node_name[6], list[i].node_name[7],
 972                             list[i].port_name[0], list[i].port_name[1],
 973                             list[i].port_name[2], list[i].port_name[3],
 974                             list[i].port_name[4], list[i].port_name[5],
 975                             list[i].port_name[6], list[i].port_name[7],
 976                             list[i].d_id.b.domain, list[i].d_id.b.area,
 977                             list[i].d_id.b.al_pa));
 978                 }
 979
 980                 /* Last device exit. */
 981                 if (list[i].d_id.b.rsvd_1 != 0)
 982                         break;
 983         }
 984
 985         return (rval);
 986 }
 987
 988 /**
 989  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 990  * @ha: HA context
 991  *
 992  * This command uses the old Exectute SNS Command mailbox routine.
 993  *
 994  * Returns 0 on success.
 995  */
 996 static int
 997 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
 998 {
 999         int             rval;
1000
1001         struct sns_cmd_pkt      *sns_cmd;
1002
1003         /* Issue RFT_ID. */
1004         /* Prepare SNS command request. */
1005         sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1006             RFT_ID_SNS_DATA_SIZE);
1007
1008         /* Prepare SNS command arguments -- port_id, FC-4 types */
1009         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1010         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1011         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1012
1013         sns_cmd->p.cmd.param[5] = 0x01;                 /* FCP-3 */
1014
1015         /* Execute SNS command. */
1016         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1017             sizeof(struct sns_cmd_pkt));
1018         if (rval != QLA_SUCCESS) {
1019                 /*EMPTY*/
1020                 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1021                     ha->host_no, rval));
1022         } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1023             sns_cmd->p.rft_data[9] != 0x02) {
1024                 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1025                     "rft_rsp:\n", ha->host_no));
1026                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1027                 rval = QLA_FUNCTION_FAILED;
1028         } else {
1029                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1030                     ha->host_no));
1031         }
1032
1033         return (rval);
1034 }
1035
1036 /**
1037  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1038  * HBA.
1039  * @ha: HA context
1040  *
1041  * This command uses the old Exectute SNS Command mailbox routine.
1042  *
1043  * Returns 0 on success.
1044  */
1045 static int
1046 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1047 {
1048         int             rval;
1049
1050         struct sns_cmd_pkt      *sns_cmd;
1051
1052         /* Issue RNN_ID. */
1053         /* Prepare SNS command request. */
1054         sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1055             RNN_ID_SNS_DATA_SIZE);
1056
1057         /* Prepare SNS command arguments -- port_id, nodename. */
1058         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1059         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1060         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1061
1062         sns_cmd->p.cmd.param[4] = ha->node_name[7];
1063         sns_cmd->p.cmd.param[5] = ha->node_name[6];
1064         sns_cmd->p.cmd.param[6] = ha->node_name[5];
1065         sns_cmd->p.cmd.param[7] = ha->node_name[4];
1066         sns_cmd->p.cmd.param[8] = ha->node_name[3];
1067         sns_cmd->p.cmd.param[9] = ha->node_name[2];
1068         sns_cmd->p.cmd.param[10] = ha->node_name[1];
1069         sns_cmd->p.cmd.param[11] = ha->node_name[0];
1070
1071         /* Execute SNS command. */
1072         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1073             sizeof(struct sns_cmd_pkt));
1074         if (rval != QLA_SUCCESS) {
1075                 /*EMPTY*/
1076                 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1077                     ha->host_no, rval));
1078         } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1079             sns_cmd->p.rnn_data[9] != 0x02) {
1080                 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1081                     "rnn_rsp:\n", ha->host_no));
1082                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1083                 rval = QLA_FUNCTION_FAILED;
1084         } else {
1085                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1086                     ha->host_no));
1087         }
1088
1089         return (rval);
1090 }
1091
1092 /**
1093  * qla2x00_mgmt_svr_login() - Login to fabric Managment Service.
1094  * @ha: HA context
1095  *
1096  * Returns 0 on success.
1097  */
1098 static int
1099 qla2x00_mgmt_svr_login(scsi_qla_host_t *ha)
1100 {
1101         int ret;
1102         uint16_t mb[MAILBOX_REGISTER_COUNT];
1103
1104         ret = QLA_SUCCESS;
1105         if (ha->flags.management_server_logged_in)
1106                 return ret;
1107
1108         ha->isp_ops.fabric_login(ha, ha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1109             mb, BIT_1);
1110         if (mb[0] != MBS_COMMAND_COMPLETE) {
1111                 DEBUG2_13(printk("%s(%ld): Failed MANAGEMENT_SERVER login: "
1112                     "loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x\n",
1113                     __func__, ha->host_no, ha->mgmt_svr_loop_id, mb[0], mb[1],
1114                     mb[2], mb[6], mb[7]));
1115                 ret = QLA_FUNCTION_FAILED;
1116         } else
1117                 ha->flags.management_server_logged_in = 1;
1118
1119         return ret;
1120 }
1121
1122 /**
1123  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1124  * @ha: HA context
1125  * @req_size: request size in bytes
1126  * @rsp_size: response size in bytes
1127  *
1128  * Returns a pointer to the @ha's ms_iocb.
1129  */
1130 void *
1131 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1132     uint32_t rsp_size)
1133 {
1134         ms_iocb_entry_t *ms_pkt;
1135
1136         ms_pkt = ha->ms_iocb;
1137         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1138
1139         ms_pkt->entry_type = MS_IOCB_TYPE;
1140         ms_pkt->entry_count = 1;
1141         SET_TARGET_ID(ha, ms_pkt->loop_id, ha->mgmt_svr_loop_id);
1142         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1143         ms_pkt->timeout = __constant_cpu_to_le16(59);
1144         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1145         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1146         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1147         ms_pkt->req_bytecount = cpu_to_le32(req_size);
1148
1149         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1150         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1151         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1152
1153         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1154         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1155         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1156
1157         return ms_pkt;
1158 }
1159
1160 /**
1161  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1162  * @ha: HA context
1163  * @req_size: request size in bytes
1164  * @rsp_size: response size in bytes
1165  *
1166  * Returns a pointer to the @ha's ms_iocb.
1167  */
1168 void *
1169 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1170     uint32_t rsp_size)
1171 {
1172         struct ct_entry_24xx *ct_pkt;
1173
1174         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1175         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1176
1177         ct_pkt->entry_type = CT_IOCB_TYPE;
1178         ct_pkt->entry_count = 1;
1179         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1180         ct_pkt->timeout = __constant_cpu_to_le16(59);
1181         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1182         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1183         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1184         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1185
1186         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1187         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1188         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1189
1190         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1191         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1192         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1193
1194         return ct_pkt;
1195 }
1196
1197 static inline ms_iocb_entry_t *
1198 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size)
1199 {
1200         ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1201         struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1202
1203         if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
1204                 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1205                 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1206         } else {
1207                 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1208                 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1209         }
1210
1211         return ms_pkt;
1212 }
1213
1214 /**
1215  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1216  * @ct_req: CT request buffer
1217  * @cmd: GS command
1218  * @rsp_size: response size in bytes
1219  *
1220  * Returns a pointer to the intitialized @ct_req.
1221  */
1222 static inline struct ct_sns_req *
1223 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1224     uint16_t rsp_size)
1225 {
1226         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1227
1228         ct_req->header.revision = 0x01;
1229         ct_req->header.gs_type = 0xFA;
1230         ct_req->header.gs_subtype = 0x10;
1231         ct_req->command = cpu_to_be16(cmd);
1232         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1233
1234         return ct_req;
1235 }
1236
1237 /**
1238  * qla2x00_fdmi_rhba() -
1239  * @ha: HA context
1240  *
1241  * Returns 0 on success.
1242  */
1243 static int
1244 qla2x00_fdmi_rhba(scsi_qla_host_t *ha)
1245 {
1246         int rval, alen;
1247         uint32_t size, sn;
1248
1249         ms_iocb_entry_t *ms_pkt;
1250         struct ct_sns_req *ct_req;
1251         struct ct_sns_rsp *ct_rsp;
1252         uint8_t *entries;
1253         struct ct_fdmi_hba_attr *eiter;
1254
1255         /* Issue RHBA */
1256         /* Prepare common MS IOCB */
1257         /*   Request size adjusted after CT preparation */
1258         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RHBA_RSP_SIZE);
1259
1260         /* Prepare CT request */
1261         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1262             RHBA_RSP_SIZE);
1263         ct_rsp = &ha->ct_sns->p.rsp;
1264
1265         /* Prepare FDMI command arguments -- attribute block, attributes. */
1266         memcpy(ct_req->req.rhba.hba_identifier, ha->port_name, WWN_SIZE);
1267         ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1268         memcpy(ct_req->req.rhba.port_name, ha->port_name, WWN_SIZE);
1269         size = 2 * WWN_SIZE + 4 + 4;
1270
1271         /* Attributes */
1272         ct_req->req.rhba.attrs.count =
1273             __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1274         entries = ct_req->req.rhba.hba_identifier;
1275
1276         /* Nodename. */
1277         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1278         eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1279         eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1280         memcpy(eiter->a.node_name, ha->node_name, WWN_SIZE);
1281         size += 4 + WWN_SIZE;
1282
1283         DEBUG13(printk("%s(%ld): NODENAME=%02x%02x%02x%02x%02x%02x%02x%02x.\n",
1284             __func__, ha->host_no,
1285             eiter->a.node_name[0], eiter->a.node_name[1], eiter->a.node_name[2],
1286             eiter->a.node_name[3], eiter->a.node_name[4], eiter->a.node_name[5],
1287             eiter->a.node_name[6], eiter->a.node_name[7]));
1288
1289         /* Manufacturer. */
1290         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1291         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1292         strcpy(eiter->a.manufacturer, "QLogic Corporation");
1293         alen = strlen(eiter->a.manufacturer);
1294         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1295         eiter->len = cpu_to_be16(4 + alen);
1296         size += 4 + alen;
1297
1298         DEBUG13(printk("%s(%ld): MANUFACTURER=%s.\n", __func__, ha->host_no,
1299             eiter->a.manufacturer));
1300
1301         /* Serial number. */
1302         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1303         eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1304         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1305         sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1306         alen = strlen(eiter->a.serial_num);
1307         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1308         eiter->len = cpu_to_be16(4 + alen);
1309         size += 4 + alen;
1310
1311         DEBUG13(printk("%s(%ld): SERIALNO=%s.\n", __func__, ha->host_no,
1312             eiter->a.serial_num));
1313
1314         /* Model name. */
1315         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1316         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1317         strcpy(eiter->a.model, ha->model_number);
1318         alen = strlen(eiter->a.model);
1319         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1320         eiter->len = cpu_to_be16(4 + alen);
1321         size += 4 + alen;
1322
1323         DEBUG13(printk("%s(%ld): MODEL_NAME=%s.\n", __func__, ha->host_no,
1324             eiter->a.model));
1325
1326         /* Model description. */
1327         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1328         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1329         if (ha->model_desc)
1330                 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1331         alen = strlen(eiter->a.model_desc);
1332         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1333         eiter->len = cpu_to_be16(4 + alen);
1334         size += 4 + alen;
1335
1336         DEBUG13(printk("%s(%ld): MODEL_DESC=%s.\n", __func__, ha->host_no,
1337             eiter->a.model_desc));
1338
1339         /* Hardware version. */
1340         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1341         eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1342         strcpy(eiter->a.hw_version, ha->adapter_id);
1343         alen = strlen(eiter->a.hw_version);
1344         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1345         eiter->len = cpu_to_be16(4 + alen);
1346         size += 4 + alen;
1347
1348         DEBUG13(printk("%s(%ld): HARDWAREVER=%s.\n", __func__, ha->host_no,
1349             eiter->a.hw_version));
1350
1351         /* Driver version. */
1352         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1353         eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1354         strcpy(eiter->a.driver_version, qla2x00_version_str);
1355         alen = strlen(eiter->a.driver_version);
1356         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1357         eiter->len = cpu_to_be16(4 + alen);
1358         size += 4 + alen;
1359
1360         DEBUG13(printk("%s(%ld): DRIVERVER=%s.\n", __func__, ha->host_no,
1361             eiter->a.driver_version));
1362
1363         /* Option ROM version. */
1364         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1365         eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1366         strcpy(eiter->a.orom_version, "0.00");
1367         alen = strlen(eiter->a.orom_version);
1368         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1369         eiter->len = cpu_to_be16(4 + alen);
1370         size += 4 + alen;
1371
1372         DEBUG13(printk("%s(%ld): OPTROMVER=%s.\n", __func__, ha->host_no,
1373             eiter->a.orom_version));
1374
1375         /* Firmware version */
1376         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1377         eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1378         ha->isp_ops.fw_version_str(ha, eiter->a.fw_version);
1379         alen = strlen(eiter->a.fw_version);
1380         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1381         eiter->len = cpu_to_be16(4 + alen);
1382         size += 4 + alen;
1383
1384         DEBUG13(printk("%s(%ld): FIRMWAREVER=%s.\n", __func__, ha->host_no,
1385             eiter->a.fw_version));
1386
1387         /* Update MS request size. */
1388         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1389
1390         DEBUG13(printk("%s(%ld): RHBA identifier="
1391             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1392             ha->host_no, ct_req->req.rhba.hba_identifier[0],
1393             ct_req->req.rhba.hba_identifier[1],
1394             ct_req->req.rhba.hba_identifier[2],
1395             ct_req->req.rhba.hba_identifier[3],
1396             ct_req->req.rhba.hba_identifier[4],
1397             ct_req->req.rhba.hba_identifier[5],
1398             ct_req->req.rhba.hba_identifier[6],
1399             ct_req->req.rhba.hba_identifier[7], size));
1400         DEBUG13(qla2x00_dump_buffer(entries, size));
1401
1402         /* Execute MS IOCB */
1403         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1404             sizeof(ms_iocb_entry_t));
1405         if (rval != QLA_SUCCESS) {
1406                 /*EMPTY*/
1407                 DEBUG2_3(printk("scsi(%ld): RHBA issue IOCB failed (%d).\n",
1408                     ha->host_no, rval));
1409         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RHBA") !=
1410             QLA_SUCCESS) {
1411                 rval = QLA_FUNCTION_FAILED;
1412                 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1413                     ct_rsp->header.explanation_code ==
1414                     CT_EXPL_ALREADY_REGISTERED) {
1415                         DEBUG2_13(printk("%s(%ld): HBA already registered.\n",
1416                             __func__, ha->host_no));
1417                         rval = QLA_ALREADY_REGISTERED;
1418                 }
1419         } else {
1420                 DEBUG2(printk("scsi(%ld): RHBA exiting normally.\n",
1421                     ha->host_no));
1422         }
1423
1424         return rval;
1425 }
1426
1427 /**
1428  * qla2x00_fdmi_dhba() -
1429  * @ha: HA context
1430  *
1431  * Returns 0 on success.
1432  */
1433 static int
1434 qla2x00_fdmi_dhba(scsi_qla_host_t *ha)
1435 {
1436         int rval;
1437
1438         ms_iocb_entry_t *ms_pkt;
1439         struct ct_sns_req *ct_req;
1440         struct ct_sns_rsp *ct_rsp;
1441
1442         /* Issue RPA */
1443         /* Prepare common MS IOCB */
1444         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, DHBA_REQ_SIZE,
1445             DHBA_RSP_SIZE);
1446
1447         /* Prepare CT request */
1448         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1449             DHBA_RSP_SIZE);
1450         ct_rsp = &ha->ct_sns->p.rsp;
1451
1452         /* Prepare FDMI command arguments -- portname. */
1453         memcpy(ct_req->req.dhba.port_name, ha->port_name, WWN_SIZE);
1454
1455         DEBUG13(printk("%s(%ld): DHBA portname="
1456             "%02x%02x%02x%02x%02x%02x%02x%02x.\n", __func__, ha->host_no,
1457             ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1458             ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1459             ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1460             ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]));
1461
1462         /* Execute MS IOCB */
1463         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1464             sizeof(ms_iocb_entry_t));
1465         if (rval != QLA_SUCCESS) {
1466                 /*EMPTY*/
1467                 DEBUG2_3(printk("scsi(%ld): DHBA issue IOCB failed (%d).\n",
1468                     ha->host_no, rval));
1469         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "DHBA") !=
1470             QLA_SUCCESS) {
1471                 rval = QLA_FUNCTION_FAILED;
1472         } else {
1473                 DEBUG2(printk("scsi(%ld): DHBA exiting normally.\n",
1474                     ha->host_no));
1475         }
1476
1477         return rval;
1478 }
1479
1480 /**
1481  * qla2x00_fdmi_rpa() -
1482  * @ha: HA context
1483  *
1484  * Returns 0 on success.
1485  */
1486 static int
1487 qla2x00_fdmi_rpa(scsi_qla_host_t *ha)
1488 {
1489         int rval, alen;
1490         uint32_t size, max_frame_size;
1491
1492         ms_iocb_entry_t *ms_pkt;
1493         struct ct_sns_req *ct_req;
1494         struct ct_sns_rsp *ct_rsp;
1495         uint8_t *entries;
1496         struct ct_fdmi_port_attr *eiter;
1497         struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1498
1499         /* Issue RPA */
1500         /* Prepare common MS IOCB */
1501         /*   Request size adjusted after CT preparation */
1502         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RPA_RSP_SIZE);
1503
1504         /* Prepare CT request */
1505         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1506             RPA_RSP_SIZE);
1507         ct_rsp = &ha->ct_sns->p.rsp;
1508
1509         /* Prepare FDMI command arguments -- attribute block, attributes. */
1510         memcpy(ct_req->req.rpa.port_name, ha->port_name, WWN_SIZE);
1511         size = WWN_SIZE + 4;
1512
1513         /* Attributes */
1514         ct_req->req.rpa.attrs.count =
1515             __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1516         entries = ct_req->req.rpa.port_name;
1517
1518         /* FC4 types. */
1519         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1520         eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1521         eiter->len = __constant_cpu_to_be16(4 + 32);
1522         eiter->a.fc4_types[2] = 0x01;
1523         size += 4 + 32;
1524
1525         DEBUG13(printk("%s(%ld): FC4_TYPES=%02x %02x.\n", __func__, ha->host_no,
1526             eiter->a.fc4_types[2], eiter->a.fc4_types[1]));
1527
1528         /* Supported speed. */
1529         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1530         eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1531         eiter->len = __constant_cpu_to_be16(4 + 4);
1532         if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
1533                 eiter->a.sup_speed = __constant_cpu_to_be32(4);
1534         else if (IS_QLA23XX(ha))
1535                 eiter->a.sup_speed = __constant_cpu_to_be32(2);
1536         else
1537                 eiter->a.sup_speed = __constant_cpu_to_be32(1);
1538         size += 4 + 4;
1539
1540         DEBUG13(printk("%s(%ld): SUPPORTED_SPEED=%x.\n", __func__, ha->host_no,
1541             eiter->a.sup_speed));
1542
1543         /* Current speed. */
1544         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1545         eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1546         eiter->len = __constant_cpu_to_be16(4 + 4);
1547         switch (ha->link_data_rate) {
1548         case 0:
1549                 eiter->a.cur_speed = __constant_cpu_to_be32(1);
1550                 break;
1551         case 1:
1552                 eiter->a.cur_speed = __constant_cpu_to_be32(2);
1553                 break;
1554         case 3:
1555                 eiter->a.cur_speed = __constant_cpu_to_be32(4);
1556                 break;
1557         }
1558         size += 4 + 4;
1559
1560         DEBUG13(printk("%s(%ld): CURRENT_SPEED=%x.\n", __func__, ha->host_no,
1561             eiter->a.cur_speed));
1562
1563         /* Max frame size. */
1564         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1565         eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1566         eiter->len = __constant_cpu_to_be16(4 + 4);
1567         max_frame_size = IS_QLA24XX(ha) || IS_QLA54XX(ha) ?
1568                 (uint32_t) icb24->frame_payload_size:
1569                 (uint32_t) ha->init_cb->frame_payload_size;
1570         eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1571         size += 4 + 4;
1572
1573         DEBUG13(printk("%s(%ld): MAX_FRAME_SIZE=%x.\n", __func__, ha->host_no,
1574             eiter->a.max_frame_size));
1575
1576         /* OS device name. */
1577         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1578         eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1579         sprintf(eiter->a.os_dev_name, "/proc/scsi/qla2xxx/%ld", ha->host_no);
1580         alen = strlen(eiter->a.os_dev_name);
1581         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1582         eiter->len = cpu_to_be16(4 + alen);
1583         size += 4 + alen;
1584
1585         DEBUG13(printk("%s(%ld): OS_DEVICE_NAME=%s.\n", __func__, ha->host_no,
1586             eiter->a.os_dev_name));
1587
1588         /* Update MS request size. */
1589         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1590
1591         DEBUG13(printk("%s(%ld): RPA portname="
1592             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1593             ha->host_no, ct_req->req.rpa.port_name[0],
1594             ct_req->req.rpa.port_name[1], ct_req->req.rpa.port_name[2],
1595             ct_req->req.rpa.port_name[3], ct_req->req.rpa.port_name[4],
1596             ct_req->req.rpa.port_name[5], ct_req->req.rpa.port_name[6],
1597             ct_req->req.rpa.port_name[7], size));
1598         DEBUG13(qla2x00_dump_buffer(entries, size));
1599
1600         /* Execute MS IOCB */
1601         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1602             sizeof(ms_iocb_entry_t));
1603         if (rval != QLA_SUCCESS) {
1604                 /*EMPTY*/
1605                 DEBUG2_3(printk("scsi(%ld): RPA issue IOCB failed (%d).\n",
1606                     ha->host_no, rval));
1607         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RPA") !=
1608             QLA_SUCCESS) {
1609                 rval = QLA_FUNCTION_FAILED;
1610         } else {
1611                 DEBUG2(printk("scsi(%ld): RPA exiting normally.\n",
1612                     ha->host_no));
1613         }
1614
1615         return rval;
1616 }
1617
1618 /**
1619  * qla2x00_fdmi_register() -
1620  * @ha: HA context
1621  *
1622  * Returns 0 on success.
1623  */
1624 int
1625 qla2x00_fdmi_register(scsi_qla_host_t *ha)
1626 {
1627         int rval;
1628
1629         rval = qla2x00_mgmt_svr_login(ha);
1630         if (rval)
1631                 return rval;
1632
1633         rval = qla2x00_fdmi_rhba(ha);
1634         if (rval) {
1635                 if (rval != QLA_ALREADY_REGISTERED)
1636                         return rval;
1637
1638                 rval = qla2x00_fdmi_dhba(ha);
1639                 if (rval)
1640                         return rval;
1641
1642                 rval = qla2x00_fdmi_rhba(ha);
1643                 if (rval)
1644                         return rval;
1645         }
1646         rval = qla2x00_fdmi_rpa(ha);
1647
1648         return rval;
1649 }