git.oblomov.eu Git - linux-2.6/blob - 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 void
 616 qla2x00_get_sym_node_name(scsi_qla_host_t *ha, uint8_t *snn)
 617 {
 618         sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
 619             ha->fw_major_version, ha->fw_minor_version,
 620             ha->fw_subminor_version, qla2x00_version_str);
 621 }
 622
 623 /**
 624  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
 625  * @ha: HA context
 626  *
 627  * Returns 0 on success.
 628  */
 629 int
 630 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
 631 {
 632         int             rval;
 633         ms_iocb_entry_t *ms_pkt;
 634         struct ct_sns_req       *ct_req;
 635         struct ct_sns_rsp       *ct_rsp;
 636
 637         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 638                 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
 639                     "ISP2100/ISP2200.\n", ha->host_no));
 640                 return (QLA_SUCCESS);
 641         }
 642
 643         /* Issue RSNN_NN */
 644         /* Prepare common MS IOCB */
 645         /*   Request size adjusted after CT preparation */
 646         ms_pkt = ha->isp_ops.prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
 647
 648         /* Prepare CT request */
 649         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
 650             RSNN_NN_RSP_SIZE);
 651         ct_rsp = &ha->ct_sns->p.rsp;
 652
 653         /* Prepare CT arguments -- node_name, symbolic node_name, size */
 654         memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
 655
 656         /* Prepare the Symbolic Node Name */
 657         qla2x00_get_sym_node_name(ha, ct_req->req.rsnn_nn.sym_node_name);
 658
 659         /* Calculate SNN length */
 660         ct_req->req.rsnn_nn.name_len =
 661             (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
 662
 663         /* Update MS IOCB request */
 664         ms_pkt->req_bytecount =
 665             cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
 666         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
 667
 668         /* Execute MS IOCB */
 669         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 670             sizeof(ms_iocb_entry_t));
 671         if (rval != QLA_SUCCESS) {
 672                 /*EMPTY*/
 673                 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
 674                     ha->host_no, rval));
 675         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
 676             QLA_SUCCESS) {
 677                 rval = QLA_FUNCTION_FAILED;
 678         } else {
 679                 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
 680                     ha->host_no));
 681         }
 682
 683         return (rval);
 684 }
 685
 686 /**
 687  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
 688  * @ha: HA context
 689  * @cmd: GS command
 690  * @scmd_len: Subcommand length
 691  * @data_size: response size in bytes
 692  *
 693  * Returns a pointer to the @ha's sns_cmd.
 694  */
 695 static inline struct sns_cmd_pkt *
 696 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
 697     uint16_t data_size)
 698 {
 699         uint16_t                wc;
 700         struct sns_cmd_pkt      *sns_cmd;
 701
 702         sns_cmd = ha->sns_cmd;
 703         memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
 704         wc = data_size / 2;                     /* Size in 16bit words. */
 705         sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
 706         sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
 707         sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
 708         sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
 709         sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
 710         wc = (data_size - 16) / 4;              /* Size in 32bit words. */
 711         sns_cmd->p.cmd.size = cpu_to_le16(wc);
 712
 713         return (sns_cmd);
 714 }
 715
 716 /**
 717  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 718  * @ha: HA context
 719  * @fcport: fcport entry to updated
 720  *
 721  * This command uses the old Exectute SNS Command mailbox routine.
 722  *
 723  * Returns 0 on success.
 724  */
 725 static int
 726 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 727 {
 728         int             rval;
 729
 730         struct sns_cmd_pkt      *sns_cmd;
 731
 732         /* Issue GA_NXT. */
 733         /* Prepare SNS command request. */
 734         sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
 735             GA_NXT_SNS_DATA_SIZE);
 736
 737         /* Prepare SNS command arguments -- port_id. */
 738         sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
 739         sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
 740         sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
 741
 742         /* Execute SNS command. */
 743         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
 744             sizeof(struct sns_cmd_pkt));
 745         if (rval != QLA_SUCCESS) {
 746                 /*EMPTY*/
 747                 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
 748                     ha->host_no, rval));
 749         } else if (sns_cmd->p.gan_data[8] != 0x80 ||
 750             sns_cmd->p.gan_data[9] != 0x02) {
 751                 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
 752                     "ga_nxt_rsp:\n", ha->host_no));
 753                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
 754                 rval = QLA_FUNCTION_FAILED;
 755         } else {
 756                 /* Populate fc_port_t entry. */
 757                 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
 758                 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
 759                 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
 760
 761                 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
 762                 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
 763
 764                 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
 765                     sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
 766                         fcport->d_id.b.domain = 0xf0;
 767
 768                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 769                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 770                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 771                     "portid=%02x%02x%02x.\n",
 772                     ha->host_no,
 773                     fcport->node_name[0], fcport->node_name[1],
 774                     fcport->node_name[2], fcport->node_name[3],
 775                     fcport->node_name[4], fcport->node_name[5],
 776                     fcport->node_name[6], fcport->node_name[7],
 777                     fcport->port_name[0], fcport->port_name[1],
 778                     fcport->port_name[2], fcport->port_name[3],
 779                     fcport->port_name[4], fcport->port_name[5],
 780                     fcport->port_name[6], fcport->port_name[7],
 781                     fcport->d_id.b.domain, fcport->d_id.b.area,
 782                     fcport->d_id.b.al_pa));
 783         }
 784
 785         return (rval);
 786 }
 787
 788 /**
 789  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
 790  * @ha: HA context
 791  * @list: switch info entries to populate
 792  *
 793  * This command uses the old Exectute SNS Command mailbox routine.
 794  *
 795  * NOTE: Non-Nx_Ports are not requested.
 796  *
 797  * Returns 0 on success.
 798  */
 799 static int
 800 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 801 {
 802         int             rval;
 803
 804         uint16_t        i;
 805         uint8_t         *entry;
 806         struct sns_cmd_pkt      *sns_cmd;
 807
 808         /* Issue GID_PT. */
 809         /* Prepare SNS command request. */
 810         sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
 811             GID_PT_SNS_DATA_SIZE);
 812
 813         /* Prepare SNS command arguments -- port_type. */
 814         sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
 815
 816         /* Execute SNS command. */
 817         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
 818             sizeof(struct sns_cmd_pkt));
 819         if (rval != QLA_SUCCESS) {
 820                 /*EMPTY*/
 821                 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
 822                     ha->host_no, rval));
 823         } else if (sns_cmd->p.gid_data[8] != 0x80 ||
 824             sns_cmd->p.gid_data[9] != 0x02) {
 825                 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
 826                     "gid_rsp:\n", ha->host_no));
 827                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
 828                 rval = QLA_FUNCTION_FAILED;
 829         } else {
 830                 /* Set port IDs in switch info list. */
 831                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 832                         entry = &sns_cmd->p.gid_data[(i * 4) + 16];
 833                         list[i].d_id.b.domain = entry[1];
 834                         list[i].d_id.b.area = entry[2];
 835                         list[i].d_id.b.al_pa = entry[3];
 836
 837                         /* Last one exit. */
 838                         if (entry[0] & BIT_7) {
 839                                 list[i].d_id.b.rsvd_1 = entry[0];
 840                                 break;
 841                         }
 842                 }
 843
 844                 /*
 845                  * If we've used all available slots, then the switch is
 846                  * reporting back more devices that we can handle with this
 847                  * single call.  Return a failed status, and let GA_NXT handle
 848                  * the overload.
 849                  */
 850                 if (i == MAX_FIBRE_DEVICES)
 851                         rval = QLA_FUNCTION_FAILED;
 852         }
 853
 854         return (rval);
 855 }
 856
 857 /**
 858  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
 859  * @ha: HA context
 860  * @list: switch info entries to populate
 861  *
 862  * This command uses the old Exectute SNS Command mailbox routine.
 863  *
 864  * Returns 0 on success.
 865  */
 866 static int
 867 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 868 {
 869         int             rval;
 870
 871         uint16_t        i;
 872         struct sns_cmd_pkt      *sns_cmd;
 873
 874         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 875                 /* Issue GPN_ID */
 876                 /* Prepare SNS command request. */
 877                 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
 878                     GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
 879
 880                 /* Prepare SNS command arguments -- port_id. */
 881                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 882                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 883                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 884
 885                 /* Execute SNS command. */
 886                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 887                     GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 888                 if (rval != QLA_SUCCESS) {
 889                         /*EMPTY*/
 890                         DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
 891                             "(%d).\n", ha->host_no, rval));
 892                 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
 893                     sns_cmd->p.gpn_data[9] != 0x02) {
 894                         DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
 895                             "request, gpn_rsp:\n", ha->host_no));
 896                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
 897                         rval = QLA_FUNCTION_FAILED;
 898                 } else {
 899                         /* Save portname */
 900                         memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
 901                             WWN_SIZE);
 902                 }
 903
 904                 /* Last device exit. */
 905                 if (list[i].d_id.b.rsvd_1 != 0)
 906                         break;
 907         }
 908
 909         return (rval);
 910 }
 911
 912 /**
 913  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
 914  * @ha: HA context
 915  * @list: switch info entries to populate
 916  *
 917  * This command uses the old Exectute SNS Command mailbox routine.
 918  *
 919  * Returns 0 on success.
 920  */
 921 static int
 922 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 923 {
 924         int             rval;
 925
 926         uint16_t        i;
 927         struct sns_cmd_pkt      *sns_cmd;
 928
 929         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 930                 /* Issue GNN_ID */
 931                 /* Prepare SNS command request. */
 932                 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
 933                     GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
 934
 935                 /* Prepare SNS command arguments -- port_id. */
 936                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 937                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 938                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 939
 940                 /* Execute SNS command. */
 941                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 942                     GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 943                 if (rval != QLA_SUCCESS) {
 944                         /*EMPTY*/
 945                         DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
 946                             "(%d).\n", ha->host_no, rval));
 947                 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
 948                     sns_cmd->p.gnn_data[9] != 0x02) {
 949                         DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
 950                             "request, gnn_rsp:\n", ha->host_no));
 951                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
 952                         rval = QLA_FUNCTION_FAILED;
 953                 } else {
 954                         /* Save nodename */
 955                         memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
 956                             WWN_SIZE);
 957
 958                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 959                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 960                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 961                             "portid=%02x%02x%02x.\n",
 962                             ha->host_no,
 963                             list[i].node_name[0], list[i].node_name[1],
 964                             list[i].node_name[2], list[i].node_name[3],
 965                             list[i].node_name[4], list[i].node_name[5],
 966                             list[i].node_name[6], list[i].node_name[7],
 967                             list[i].port_name[0], list[i].port_name[1],
 968                             list[i].port_name[2], list[i].port_name[3],
 969                             list[i].port_name[4], list[i].port_name[5],
 970                             list[i].port_name[6], list[i].port_name[7],
 971                             list[i].d_id.b.domain, list[i].d_id.b.area,
 972                             list[i].d_id.b.al_pa));
 973                 }
 974
 975                 /* Last device exit. */
 976                 if (list[i].d_id.b.rsvd_1 != 0)
 977                         break;
 978         }
 979
 980         return (rval);
 981 }
 982
 983 /**
 984  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 985  * @ha: HA context
 986  *
 987  * This command uses the old Exectute SNS Command mailbox routine.
 988  *
 989  * Returns 0 on success.
 990  */
 991 static int
 992 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
 993 {
 994         int             rval;
 995
 996         struct sns_cmd_pkt      *sns_cmd;
 997
 998         /* Issue RFT_ID. */
 999         /* Prepare SNS command request. */
1000         sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1001             RFT_ID_SNS_DATA_SIZE);
1002
1003         /* Prepare SNS command arguments -- port_id, FC-4 types */
1004         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1005         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1006         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1007
1008         sns_cmd->p.cmd.param[5] = 0x01;                 /* FCP-3 */
1009
1010         /* Execute SNS command. */
1011         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1012             sizeof(struct sns_cmd_pkt));
1013         if (rval != QLA_SUCCESS) {
1014                 /*EMPTY*/
1015                 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1016                     ha->host_no, rval));
1017         } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1018             sns_cmd->p.rft_data[9] != 0x02) {
1019                 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1020                     "rft_rsp:\n", ha->host_no));
1021                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1022                 rval = QLA_FUNCTION_FAILED;
1023         } else {
1024                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1025                     ha->host_no));
1026         }
1027
1028         return (rval);
1029 }
1030
1031 /**
1032  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1033  * HBA.
1034  * @ha: HA context
1035  *
1036  * This command uses the old Exectute SNS Command mailbox routine.
1037  *
1038  * Returns 0 on success.
1039  */
1040 static int
1041 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1042 {
1043         int             rval;
1044
1045         struct sns_cmd_pkt      *sns_cmd;
1046
1047         /* Issue RNN_ID. */
1048         /* Prepare SNS command request. */
1049         sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1050             RNN_ID_SNS_DATA_SIZE);
1051
1052         /* Prepare SNS command arguments -- port_id, nodename. */
1053         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1054         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1055         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1056
1057         sns_cmd->p.cmd.param[4] = ha->node_name[7];
1058         sns_cmd->p.cmd.param[5] = ha->node_name[6];
1059         sns_cmd->p.cmd.param[6] = ha->node_name[5];
1060         sns_cmd->p.cmd.param[7] = ha->node_name[4];
1061         sns_cmd->p.cmd.param[8] = ha->node_name[3];
1062         sns_cmd->p.cmd.param[9] = ha->node_name[2];
1063         sns_cmd->p.cmd.param[10] = ha->node_name[1];
1064         sns_cmd->p.cmd.param[11] = ha->node_name[0];
1065
1066         /* Execute SNS command. */
1067         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1068             sizeof(struct sns_cmd_pkt));
1069         if (rval != QLA_SUCCESS) {
1070                 /*EMPTY*/
1071                 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1072                     ha->host_no, rval));
1073         } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1074             sns_cmd->p.rnn_data[9] != 0x02) {
1075                 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1076                     "rnn_rsp:\n", ha->host_no));
1077                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1078                 rval = QLA_FUNCTION_FAILED;
1079         } else {
1080                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1081                     ha->host_no));
1082         }
1083
1084         return (rval);
1085 }
1086
1087 /**
1088  * qla2x00_mgmt_svr_login() - Login to fabric Managment Service.
1089  * @ha: HA context
1090  *
1091  * Returns 0 on success.
1092  */
1093 static int
1094 qla2x00_mgmt_svr_login(scsi_qla_host_t *ha)
1095 {
1096         int ret;
1097         uint16_t mb[MAILBOX_REGISTER_COUNT];
1098
1099         ret = QLA_SUCCESS;
1100         if (ha->flags.management_server_logged_in)
1101                 return ret;
1102
1103         ha->isp_ops.fabric_login(ha, ha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1104             mb, BIT_1);
1105         if (mb[0] != MBS_COMMAND_COMPLETE) {
1106                 DEBUG2_13(printk("%s(%ld): Failed MANAGEMENT_SERVER login: "
1107                     "loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x\n",
1108                     __func__, ha->host_no, ha->mgmt_svr_loop_id, mb[0], mb[1],
1109                     mb[2], mb[6], mb[7]));
1110                 ret = QLA_FUNCTION_FAILED;
1111         } else
1112                 ha->flags.management_server_logged_in = 1;
1113
1114         return ret;
1115 }
1116
1117 /**
1118  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1119  * @ha: HA context
1120  * @req_size: request size in bytes
1121  * @rsp_size: response size in bytes
1122  *
1123  * Returns a pointer to the @ha's ms_iocb.
1124  */
1125 void *
1126 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1127     uint32_t rsp_size)
1128 {
1129         ms_iocb_entry_t *ms_pkt;
1130
1131         ms_pkt = ha->ms_iocb;
1132         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1133
1134         ms_pkt->entry_type = MS_IOCB_TYPE;
1135         ms_pkt->entry_count = 1;
1136         SET_TARGET_ID(ha, ms_pkt->loop_id, ha->mgmt_svr_loop_id);
1137         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1138         ms_pkt->timeout = __constant_cpu_to_le16(59);
1139         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1140         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1141         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1142         ms_pkt->req_bytecount = cpu_to_le32(req_size);
1143
1144         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1145         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1146         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1147
1148         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1149         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1150         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1151
1152         return ms_pkt;
1153 }
1154
1155 /**
1156  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1157  * @ha: HA context
1158  * @req_size: request size in bytes
1159  * @rsp_size: response size in bytes
1160  *
1161  * Returns a pointer to the @ha's ms_iocb.
1162  */
1163 void *
1164 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1165     uint32_t rsp_size)
1166 {
1167         struct ct_entry_24xx *ct_pkt;
1168
1169         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1170         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1171
1172         ct_pkt->entry_type = CT_IOCB_TYPE;
1173         ct_pkt->entry_count = 1;
1174         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1175         ct_pkt->timeout = __constant_cpu_to_le16(59);
1176         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1177         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1178         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1179         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1180
1181         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1182         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1183         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1184
1185         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1186         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1187         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1188
1189         return ct_pkt;
1190 }
1191
1192 static inline ms_iocb_entry_t *
1193 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size)
1194 {
1195         ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1196         struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1197
1198         if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) {
1199                 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1200                 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1201         } else {
1202                 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1203                 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1204         }
1205
1206         return ms_pkt;
1207 }
1208
1209 /**
1210  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1211  * @ct_req: CT request buffer
1212  * @cmd: GS command
1213  * @rsp_size: response size in bytes
1214  *
1215  * Returns a pointer to the intitialized @ct_req.
1216  */
1217 static inline struct ct_sns_req *
1218 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1219     uint16_t rsp_size)
1220 {
1221         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1222
1223         ct_req->header.revision = 0x01;
1224         ct_req->header.gs_type = 0xFA;
1225         ct_req->header.gs_subtype = 0x10;
1226         ct_req->command = cpu_to_be16(cmd);
1227         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1228
1229         return ct_req;
1230 }
1231
1232 /**
1233  * qla2x00_fdmi_rhba() -
1234  * @ha: HA context
1235  *
1236  * Returns 0 on success.
1237  */
1238 static int
1239 qla2x00_fdmi_rhba(scsi_qla_host_t *ha)
1240 {
1241         int rval, alen;
1242         uint32_t size, sn;
1243
1244         ms_iocb_entry_t *ms_pkt;
1245         struct ct_sns_req *ct_req;
1246         struct ct_sns_rsp *ct_rsp;
1247         uint8_t *entries;
1248         struct ct_fdmi_hba_attr *eiter;
1249
1250         /* Issue RHBA */
1251         /* Prepare common MS IOCB */
1252         /*   Request size adjusted after CT preparation */
1253         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RHBA_RSP_SIZE);
1254
1255         /* Prepare CT request */
1256         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1257             RHBA_RSP_SIZE);
1258         ct_rsp = &ha->ct_sns->p.rsp;
1259
1260         /* Prepare FDMI command arguments -- attribute block, attributes. */
1261         memcpy(ct_req->req.rhba.hba_identifier, ha->port_name, WWN_SIZE);
1262         ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1263         memcpy(ct_req->req.rhba.port_name, ha->port_name, WWN_SIZE);
1264         size = 2 * WWN_SIZE + 4 + 4;
1265
1266         /* Attributes */
1267         ct_req->req.rhba.attrs.count =
1268             __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1269         entries = ct_req->req.rhba.hba_identifier;
1270
1271         /* Nodename. */
1272         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1273         eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1274         eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1275         memcpy(eiter->a.node_name, ha->node_name, WWN_SIZE);
1276         size += 4 + WWN_SIZE;
1277
1278         DEBUG13(printk("%s(%ld): NODENAME=%02x%02x%02x%02x%02x%02x%02x%02x.\n",
1279             __func__, ha->host_no,
1280             eiter->a.node_name[0], eiter->a.node_name[1], eiter->a.node_name[2],
1281             eiter->a.node_name[3], eiter->a.node_name[4], eiter->a.node_name[5],
1282             eiter->a.node_name[6], eiter->a.node_name[7]));
1283
1284         /* Manufacturer. */
1285         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1286         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1287         strcpy(eiter->a.manufacturer, "QLogic Corporation");
1288         alen = strlen(eiter->a.manufacturer);
1289         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1290         eiter->len = cpu_to_be16(4 + alen);
1291         size += 4 + alen;
1292
1293         DEBUG13(printk("%s(%ld): MANUFACTURER=%s.\n", __func__, ha->host_no,
1294             eiter->a.manufacturer));
1295
1296         /* Serial number. */
1297         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1298         eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1299         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1300         sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1301         alen = strlen(eiter->a.serial_num);
1302         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1303         eiter->len = cpu_to_be16(4 + alen);
1304         size += 4 + alen;
1305
1306         DEBUG13(printk("%s(%ld): SERIALNO=%s.\n", __func__, ha->host_no,
1307             eiter->a.serial_num));
1308
1309         /* Model name. */
1310         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1311         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1312         strcpy(eiter->a.model, ha->model_number);
1313         alen = strlen(eiter->a.model);
1314         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1315         eiter->len = cpu_to_be16(4 + alen);
1316         size += 4 + alen;
1317
1318         DEBUG13(printk("%s(%ld): MODEL_NAME=%s.\n", __func__, ha->host_no,
1319             eiter->a.model));
1320
1321         /* Model description. */
1322         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1323         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1324         if (ha->model_desc)
1325                 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1326         alen = strlen(eiter->a.model_desc);
1327         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1328         eiter->len = cpu_to_be16(4 + alen);
1329         size += 4 + alen;
1330
1331         DEBUG13(printk("%s(%ld): MODEL_DESC=%s.\n", __func__, ha->host_no,
1332             eiter->a.model_desc));
1333
1334         /* Hardware version. */
1335         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1336         eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1337         strcpy(eiter->a.hw_version, ha->adapter_id);
1338         alen = strlen(eiter->a.hw_version);
1339         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1340         eiter->len = cpu_to_be16(4 + alen);
1341         size += 4 + alen;
1342
1343         DEBUG13(printk("%s(%ld): HARDWAREVER=%s.\n", __func__, ha->host_no,
1344             eiter->a.hw_version));
1345
1346         /* Driver version. */
1347         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1348         eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1349         strcpy(eiter->a.driver_version, qla2x00_version_str);
1350         alen = strlen(eiter->a.driver_version);
1351         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1352         eiter->len = cpu_to_be16(4 + alen);
1353         size += 4 + alen;
1354
1355         DEBUG13(printk("%s(%ld): DRIVERVER=%s.\n", __func__, ha->host_no,
1356             eiter->a.driver_version));
1357
1358         /* Option ROM version. */
1359         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1360         eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1361         strcpy(eiter->a.orom_version, "0.00");
1362         alen = strlen(eiter->a.orom_version);
1363         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1364         eiter->len = cpu_to_be16(4 + alen);
1365         size += 4 + alen;
1366
1367         DEBUG13(printk("%s(%ld): OPTROMVER=%s.\n", __func__, ha->host_no,
1368             eiter->a.orom_version));
1369
1370         /* Firmware version */
1371         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1372         eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1373         ha->isp_ops.fw_version_str(ha, eiter->a.fw_version);
1374         alen = strlen(eiter->a.fw_version);
1375         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1376         eiter->len = cpu_to_be16(4 + alen);
1377         size += 4 + alen;
1378
1379         DEBUG13(printk("%s(%ld): FIRMWAREVER=%s.\n", __func__, ha->host_no,
1380             eiter->a.fw_version));
1381
1382         /* Update MS request size. */
1383         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1384
1385         DEBUG13(printk("%s(%ld): RHBA identifier="
1386             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1387             ha->host_no, ct_req->req.rhba.hba_identifier[0],
1388             ct_req->req.rhba.hba_identifier[1],
1389             ct_req->req.rhba.hba_identifier[2],
1390             ct_req->req.rhba.hba_identifier[3],
1391             ct_req->req.rhba.hba_identifier[4],
1392             ct_req->req.rhba.hba_identifier[5],
1393             ct_req->req.rhba.hba_identifier[6],
1394             ct_req->req.rhba.hba_identifier[7], size));
1395         DEBUG13(qla2x00_dump_buffer(entries, size));
1396
1397         /* Execute MS IOCB */
1398         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1399             sizeof(ms_iocb_entry_t));
1400         if (rval != QLA_SUCCESS) {
1401                 /*EMPTY*/
1402                 DEBUG2_3(printk("scsi(%ld): RHBA issue IOCB failed (%d).\n",
1403                     ha->host_no, rval));
1404         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RHBA") !=
1405             QLA_SUCCESS) {
1406                 rval = QLA_FUNCTION_FAILED;
1407                 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1408                     ct_rsp->header.explanation_code ==
1409                     CT_EXPL_ALREADY_REGISTERED) {
1410                         DEBUG2_13(printk("%s(%ld): HBA already registered.\n",
1411                             __func__, ha->host_no));
1412                         rval = QLA_ALREADY_REGISTERED;
1413                 }
1414         } else {
1415                 DEBUG2(printk("scsi(%ld): RHBA exiting normally.\n",
1416                     ha->host_no));
1417         }
1418
1419         return rval;
1420 }
1421
1422 /**
1423  * qla2x00_fdmi_dhba() -
1424  * @ha: HA context
1425  *
1426  * Returns 0 on success.
1427  */
1428 static int
1429 qla2x00_fdmi_dhba(scsi_qla_host_t *ha)
1430 {
1431         int rval;
1432
1433         ms_iocb_entry_t *ms_pkt;
1434         struct ct_sns_req *ct_req;
1435         struct ct_sns_rsp *ct_rsp;
1436
1437         /* Issue RPA */
1438         /* Prepare common MS IOCB */
1439         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, DHBA_REQ_SIZE,
1440             DHBA_RSP_SIZE);
1441
1442         /* Prepare CT request */
1443         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1444             DHBA_RSP_SIZE);
1445         ct_rsp = &ha->ct_sns->p.rsp;
1446
1447         /* Prepare FDMI command arguments -- portname. */
1448         memcpy(ct_req->req.dhba.port_name, ha->port_name, WWN_SIZE);
1449
1450         DEBUG13(printk("%s(%ld): DHBA portname="
1451             "%02x%02x%02x%02x%02x%02x%02x%02x.\n", __func__, ha->host_no,
1452             ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1453             ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1454             ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1455             ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]));
1456
1457         /* Execute MS IOCB */
1458         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1459             sizeof(ms_iocb_entry_t));
1460         if (rval != QLA_SUCCESS) {
1461                 /*EMPTY*/
1462                 DEBUG2_3(printk("scsi(%ld): DHBA issue IOCB failed (%d).\n",
1463                     ha->host_no, rval));
1464         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "DHBA") !=
1465             QLA_SUCCESS) {
1466                 rval = QLA_FUNCTION_FAILED;
1467         } else {
1468                 DEBUG2(printk("scsi(%ld): DHBA exiting normally.\n",
1469                     ha->host_no));
1470         }
1471
1472         return rval;
1473 }
1474
1475 /**
1476  * qla2x00_fdmi_rpa() -
1477  * @ha: HA context
1478  *
1479  * Returns 0 on success.
1480  */
1481 static int
1482 qla2x00_fdmi_rpa(scsi_qla_host_t *ha)
1483 {
1484         int rval, alen;
1485         uint32_t size, max_frame_size;
1486
1487         ms_iocb_entry_t *ms_pkt;
1488         struct ct_sns_req *ct_req;
1489         struct ct_sns_rsp *ct_rsp;
1490         uint8_t *entries;
1491         struct ct_fdmi_port_attr *eiter;
1492         struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1493
1494         /* Issue RPA */
1495         /* Prepare common MS IOCB */
1496         /*   Request size adjusted after CT preparation */
1497         ms_pkt = ha->isp_ops.prep_ms_fdmi_iocb(ha, 0, RPA_RSP_SIZE);
1498
1499         /* Prepare CT request */
1500         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1501             RPA_RSP_SIZE);
1502         ct_rsp = &ha->ct_sns->p.rsp;
1503
1504         /* Prepare FDMI command arguments -- attribute block, attributes. */
1505         memcpy(ct_req->req.rpa.port_name, ha->port_name, WWN_SIZE);
1506         size = WWN_SIZE + 4;
1507
1508         /* Attributes */
1509         ct_req->req.rpa.attrs.count =
1510             __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1511         entries = ct_req->req.rpa.port_name;
1512
1513         /* FC4 types. */
1514         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1515         eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1516         eiter->len = __constant_cpu_to_be16(4 + 32);
1517         eiter->a.fc4_types[2] = 0x01;
1518         size += 4 + 32;
1519
1520         DEBUG13(printk("%s(%ld): FC4_TYPES=%02x %02x.\n", __func__, ha->host_no,
1521             eiter->a.fc4_types[2], eiter->a.fc4_types[1]));
1522
1523         /* Supported speed. */
1524         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1525         eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1526         eiter->len = __constant_cpu_to_be16(4 + 4);
1527         if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
1528                 eiter->a.sup_speed = __constant_cpu_to_be32(4);
1529         else if (IS_QLA23XX(ha))
1530                 eiter->a.sup_speed = __constant_cpu_to_be32(2);
1531         else
1532                 eiter->a.sup_speed = __constant_cpu_to_be32(1);
1533         size += 4 + 4;
1534
1535         DEBUG13(printk("%s(%ld): SUPPORTED_SPEED=%x.\n", __func__, ha->host_no,
1536             eiter->a.sup_speed));
1537
1538         /* Current speed. */
1539         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1540         eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1541         eiter->len = __constant_cpu_to_be16(4 + 4);
1542         switch (ha->link_data_rate) {
1543         case 0:
1544                 eiter->a.cur_speed = __constant_cpu_to_be32(1);
1545                 break;
1546         case 1:
1547                 eiter->a.cur_speed = __constant_cpu_to_be32(2);
1548                 break;
1549         case 3:
1550                 eiter->a.cur_speed = __constant_cpu_to_be32(4);
1551                 break;
1552         }
1553         size += 4 + 4;
1554
1555         DEBUG13(printk("%s(%ld): CURRENT_SPEED=%x.\n", __func__, ha->host_no,
1556             eiter->a.cur_speed));
1557
1558         /* Max frame size. */
1559         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1560         eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1561         eiter->len = __constant_cpu_to_be16(4 + 4);
1562         max_frame_size = IS_QLA24XX(ha) || IS_QLA54XX(ha) ?
1563                 (uint32_t) icb24->frame_payload_size:
1564                 (uint32_t) ha->init_cb->frame_payload_size;
1565         eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1566         size += 4 + 4;
1567
1568         DEBUG13(printk("%s(%ld): MAX_FRAME_SIZE=%x.\n", __func__, ha->host_no,
1569             eiter->a.max_frame_size));
1570
1571         /* OS device name. */
1572         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1573         eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1574         sprintf(eiter->a.os_dev_name, "/proc/scsi/qla2xxx/%ld", ha->host_no);
1575         alen = strlen(eiter->a.os_dev_name);
1576         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1577         eiter->len = cpu_to_be16(4 + alen);
1578         size += 4 + alen;
1579
1580         DEBUG13(printk("%s(%ld): OS_DEVICE_NAME=%s.\n", __func__, ha->host_no,
1581             eiter->a.os_dev_name));
1582
1583         /* Hostname. */
1584         if (strlen(fc_host_system_hostname(ha->host))) {
1585                 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1586                 eiter->type = __constant_cpu_to_be16(FDMI_PORT_HOST_NAME);
1587                 snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1588                     "%s", fc_host_system_hostname(ha->host));
1589                 alen = strlen(eiter->a.host_name);
1590                 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1591                 eiter->len = cpu_to_be16(4 + alen);
1592                 size += 4 + alen;
1593
1594                 DEBUG13(printk("%s(%ld): HOSTNAME=%s.\n", __func__,
1595                     ha->host_no, eiter->a.host_name));
1596         }
1597
1598         /* Update MS request size. */
1599         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1600
1601         DEBUG13(printk("%s(%ld): RPA portname="
1602             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1603             ha->host_no, ct_req->req.rpa.port_name[0],
1604             ct_req->req.rpa.port_name[1], ct_req->req.rpa.port_name[2],
1605             ct_req->req.rpa.port_name[3], ct_req->req.rpa.port_name[4],
1606             ct_req->req.rpa.port_name[5], ct_req->req.rpa.port_name[6],
1607             ct_req->req.rpa.port_name[7], size));
1608         DEBUG13(qla2x00_dump_buffer(entries, size));
1609
1610         /* Execute MS IOCB */
1611         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1612             sizeof(ms_iocb_entry_t));
1613         if (rval != QLA_SUCCESS) {
1614                 /*EMPTY*/
1615                 DEBUG2_3(printk("scsi(%ld): RPA issue IOCB failed (%d).\n",
1616                     ha->host_no, rval));
1617         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RPA") !=
1618             QLA_SUCCESS) {
1619                 rval = QLA_FUNCTION_FAILED;
1620         } else {
1621                 DEBUG2(printk("scsi(%ld): RPA exiting normally.\n",
1622                     ha->host_no));
1623         }
1624
1625         return rval;
1626 }
1627
1628 /**
1629  * qla2x00_fdmi_register() -
1630  * @ha: HA context
1631  *
1632  * Returns 0 on success.
1633  */
1634 int
1635 qla2x00_fdmi_register(scsi_qla_host_t *ha)
1636 {
1637         int rval;
1638
1639         rval = qla2x00_mgmt_svr_login(ha);
1640         if (rval)
1641                 return rval;
1642
1643         rval = qla2x00_fdmi_rhba(ha);
1644         if (rval) {
1645                 if (rval != QLA_ALREADY_REGISTERED)
1646                         return rval;
1647
1648                 rval = qla2x00_fdmi_dhba(ha);
1649                 if (rval)
1650                         return rval;
1651
1652                 rval = qla2x00_fdmi_rhba(ha);
1653                 if (rval)
1654                         return rval;
1655         }
1656         rval = qla2x00_fdmi_rpa(ha);
1657
1658         return rval;
1659 }
1660
1661 /**
1662  * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
1663  * @ha: HA context
1664  * @list: switch info entries to populate
1665  *
1666  * Returns 0 on success.
1667  */
1668 int
1669 qla2x00_gfpn_id(scsi_qla_host_t *ha, sw_info_t *list)
1670 {
1671         int             rval;
1672         uint16_t        i;
1673
1674         ms_iocb_entry_t *ms_pkt;
1675         struct ct_sns_req       *ct_req;
1676         struct ct_sns_rsp       *ct_rsp;
1677
1678         if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
1679                 return QLA_FUNCTION_FAILED;
1680
1681         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1682                 /* Issue GFPN_ID */
1683                 memset(list[i].fabric_port_name, 0, WWN_SIZE);
1684
1685                 /* Prepare common MS IOCB */
1686                 ms_pkt = qla2x00_prep_ms_iocb(ha, GFPN_ID_REQ_SIZE,
1687                     GFPN_ID_RSP_SIZE);
1688
1689                 /* Prepare CT request */
1690                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD,
1691                     GFPN_ID_RSP_SIZE);
1692                 ct_rsp = &ha->ct_sns->p.rsp;
1693
1694                 /* Prepare CT arguments -- port_id */
1695                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1696                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1697                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1698
1699                 /* Execute MS IOCB */
1700                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1701                     sizeof(ms_iocb_entry_t));
1702                 if (rval != QLA_SUCCESS) {
1703                         /*EMPTY*/
1704                         DEBUG2_3(printk("scsi(%ld): GFPN_ID issue IOCB "
1705                             "failed (%d).\n", ha->host_no, rval));
1706                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
1707                     "GFPN_ID") != QLA_SUCCESS) {
1708                         rval = QLA_FUNCTION_FAILED;
1709                 } else {
1710                         /* Save fabric portname */
1711                         memcpy(list[i].fabric_port_name,
1712                             ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
1713                 }
1714
1715                 /* Last device exit. */
1716                 if (list[i].d_id.b.rsvd_1 != 0)
1717                         break;
1718         }
1719
1720         return (rval);
1721 }
1722
1723 static inline void *
1724 qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1725     uint32_t rsp_size)
1726 {
1727         struct ct_entry_24xx *ct_pkt;
1728
1729         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1730         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1731
1732         ct_pkt->entry_type = CT_IOCB_TYPE;
1733         ct_pkt->entry_count = 1;
1734         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1735         ct_pkt->timeout = __constant_cpu_to_le16(59);
1736         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1737         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1738         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1739         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1740
1741         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1742         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1743         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1744
1745         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1746         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1747         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1748
1749         return ct_pkt;
1750 }
1751
1752
1753 static inline struct ct_sns_req *
1754 qla24xx_prep_ct_fm_req(struct ct_sns_req *ct_req, uint16_t cmd,
1755     uint16_t rsp_size)
1756 {
1757         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1758
1759         ct_req->header.revision = 0x01;
1760         ct_req->header.gs_type = 0xFA;
1761         ct_req->header.gs_subtype = 0x01;
1762         ct_req->command = cpu_to_be16(cmd);
1763         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1764
1765         return ct_req;
1766 }
1767
1768 /**
1769  * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
1770  * @ha: HA context
1771  * @list: switch info entries to populate
1772  *
1773  * Returns 0 on success.
1774  */
1775 int
1776 qla2x00_gpsc(scsi_qla_host_t *ha, sw_info_t *list)
1777 {
1778         int             rval;
1779         uint16_t        i;
1780
1781         ms_iocb_entry_t *ms_pkt;
1782         struct ct_sns_req       *ct_req;
1783         struct ct_sns_rsp       *ct_rsp;
1784
1785         if (!IS_QLA24XX(ha) && !IS_QLA54XX(ha))
1786                 return QLA_FUNCTION_FAILED;
1787
1788         rval = qla2x00_mgmt_svr_login(ha);
1789         if (rval)
1790                 return rval;
1791
1792         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1793                 /* Issue GFPN_ID */
1794                 list[i].fp_speeds = list[i].fp_speed = 0;
1795
1796                 /* Prepare common MS IOCB */
1797                 ms_pkt = qla24xx_prep_ms_fm_iocb(ha, GPSC_REQ_SIZE,
1798                     GPSC_RSP_SIZE);
1799
1800                 /* Prepare CT request */
1801                 ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req,
1802                     GPSC_CMD, GPSC_RSP_SIZE);
1803                 ct_rsp = &ha->ct_sns->p.rsp;
1804
1805                 /* Prepare CT arguments -- port_name */
1806                 memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
1807                     WWN_SIZE);
1808
1809                 /* Execute MS IOCB */
1810                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1811                     sizeof(ms_iocb_entry_t));
1812                 if (rval != QLA_SUCCESS) {
1813                         /*EMPTY*/
1814                         DEBUG2_3(printk("scsi(%ld): GPSC issue IOCB "
1815                             "failed (%d).\n", ha->host_no, rval));
1816                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
1817                     "GPSC") != QLA_SUCCESS) {
1818                         rval = QLA_FUNCTION_FAILED;
1819                 } else {
1820                         /* Save portname */
1821                         list[i].fp_speeds = ct_rsp->rsp.gpsc.speeds;
1822                         list[i].fp_speed = ct_rsp->rsp.gpsc.speed;
1823
1824                         DEBUG2_3(printk("scsi(%ld): GPSC ext entry - "
1825                             "fpn %02x%02x%02x%02x%02x%02x%02x%02x speeds=%04x "
1826                             "speed=%04x.\n", ha->host_no,
1827                             list[i].fabric_port_name[0],
1828                             list[i].fabric_port_name[1],
1829                             list[i].fabric_port_name[2],
1830                             list[i].fabric_port_name[3],
1831                             list[i].fabric_port_name[4],
1832                             list[i].fabric_port_name[5],
1833                             list[i].fabric_port_name[6],
1834                             list[i].fabric_port_name[7],
1835                             be16_to_cpu(list[i].fp_speeds),
1836                             be16_to_cpu(list[i].fp_speed)));
1837                 }
1838
1839                 /* Last device exit. */
1840                 if (list[i].d_id.b.rsvd_1 != 0)
1841                         break;
1842         }
1843
1844         return (rval);
1845 }