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         ct_pkt->vp_index = ha->vp_idx;
  92
  93         return (ct_pkt);
  94 }
  95
  96 /**
  97  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
  98  * @ct_req: CT request buffer
  99  * @cmd: GS command
 100  * @rsp_size: response size in bytes
 101  *
 102  * Returns a pointer to the intitialized @ct_req.
 103  */
 104 static inline struct ct_sns_req *
 105 qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size)
 106 {
 107         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
 108
 109         ct_req->header.revision = 0x01;
 110         ct_req->header.gs_type = 0xFC;
 111         ct_req->header.gs_subtype = 0x02;
 112         ct_req->command = cpu_to_be16(cmd);
 113         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
 114
 115         return (ct_req);
 116 }
 117
 118 static int
 119 qla2x00_chk_ms_status(scsi_qla_host_t *ha, ms_iocb_entry_t *ms_pkt,
 120     struct ct_sns_rsp *ct_rsp, const char *routine)
 121 {
 122         int rval;
 123         uint16_t comp_status;
 124
 125         rval = QLA_FUNCTION_FAILED;
 126         if (ms_pkt->entry_status != 0) {
 127                 DEBUG2_3(printk("scsi(%ld): %s failed, error status (%x).\n",
 128                     ha->host_no, routine, ms_pkt->entry_status));
 129         } else {
 130                 if (IS_FWI2_CAPABLE(ha))
 131                         comp_status = le16_to_cpu(
 132                             ((struct ct_entry_24xx *)ms_pkt)->comp_status);
 133                 else
 134                         comp_status = le16_to_cpu(ms_pkt->status);
 135                 switch (comp_status) {
 136                 case CS_COMPLETE:
 137                 case CS_DATA_UNDERRUN:
 138                 case CS_DATA_OVERRUN:           /* Overrun? */
 139                         if (ct_rsp->header.response !=
 140                             __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
 141                                 DEBUG2_3(printk("scsi(%ld): %s failed, "
 142                                     "rejected request:\n", ha->host_no,
 143                                     routine));
 144                                 DEBUG2_3(qla2x00_dump_buffer(
 145                                     (uint8_t *)&ct_rsp->header,
 146                                     sizeof(struct ct_rsp_hdr)));
 147                                 rval = QLA_INVALID_COMMAND;
 148                         } else
 149                                 rval = QLA_SUCCESS;
 150                         break;
 151                 default:
 152                         DEBUG2_3(printk("scsi(%ld): %s failed, completion "
 153                             "status (%x).\n", ha->host_no, routine,
 154                             comp_status));
 155                         break;
 156                 }
 157         }
 158         return rval;
 159 }
 160
 161 /**
 162  * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 163  * @ha: HA context
 164  * @fcport: fcport entry to updated
 165  *
 166  * Returns 0 on success.
 167  */
 168 int
 169 qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 170 {
 171         int             rval;
 172
 173         ms_iocb_entry_t *ms_pkt;
 174         struct ct_sns_req       *ct_req;
 175         struct ct_sns_rsp       *ct_rsp;
 176
 177         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 178                 return (qla2x00_sns_ga_nxt(ha, fcport));
 179         }
 180
 181         /* Issue GA_NXT */
 182         /* Prepare common MS IOCB */
 183         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, GA_NXT_REQ_SIZE,
 184             GA_NXT_RSP_SIZE);
 185
 186         /* Prepare CT request */
 187         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
 188             GA_NXT_RSP_SIZE);
 189         ct_rsp = &ha->ct_sns->p.rsp;
 190
 191         /* Prepare CT arguments -- port_id */
 192         ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
 193         ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
 194         ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;
 195
 196         /* Execute MS IOCB */
 197         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 198             sizeof(ms_iocb_entry_t));
 199         if (rval != QLA_SUCCESS) {
 200                 /*EMPTY*/
 201                 DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
 202                     ha->host_no, rval));
 203         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GA_NXT") !=
 204             QLA_SUCCESS) {
 205                 rval = QLA_FUNCTION_FAILED;
 206         } else {
 207                 /* Populate fc_port_t entry. */
 208                 fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
 209                 fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
 210                 fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];
 211
 212                 memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
 213                     WWN_SIZE);
 214                 memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
 215                     WWN_SIZE);
 216
 217                 if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
 218                     ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
 219                         fcport->d_id.b.domain = 0xf0;
 220
 221                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 222                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 223                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 224                     "portid=%02x%02x%02x.\n",
 225                     ha->host_no,
 226                     fcport->node_name[0], fcport->node_name[1],
 227                     fcport->node_name[2], fcport->node_name[3],
 228                     fcport->node_name[4], fcport->node_name[5],
 229                     fcport->node_name[6], fcport->node_name[7],
 230                     fcport->port_name[0], fcport->port_name[1],
 231                     fcport->port_name[2], fcport->port_name[3],
 232                     fcport->port_name[4], fcport->port_name[5],
 233                     fcport->port_name[6], fcport->port_name[7],
 234                     fcport->d_id.b.domain, fcport->d_id.b.area,
 235                     fcport->d_id.b.al_pa));
 236         }
 237
 238         return (rval);
 239 }
 240
 241 /**
 242  * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command.
 243  * @ha: HA context
 244  * @list: switch info entries to populate
 245  *
 246  * NOTE: Non-Nx_Ports are not requested.
 247  *
 248  * Returns 0 on success.
 249  */
 250 int
 251 qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 252 {
 253         int             rval;
 254         uint16_t        i;
 255
 256         ms_iocb_entry_t *ms_pkt;
 257         struct ct_sns_req       *ct_req;
 258         struct ct_sns_rsp       *ct_rsp;
 259
 260         struct ct_sns_gid_pt_data *gid_data;
 261
 262         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 263                 return (qla2x00_sns_gid_pt(ha, list));
 264         }
 265
 266         gid_data = NULL;
 267
 268         /* Issue GID_PT */
 269         /* Prepare common MS IOCB */
 270         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, GID_PT_REQ_SIZE,
 271             GID_PT_RSP_SIZE);
 272
 273         /* Prepare CT request */
 274         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD,
 275             GID_PT_RSP_SIZE);
 276         ct_rsp = &ha->ct_sns->p.rsp;
 277
 278         /* Prepare CT arguments -- port_type */
 279         ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE;
 280
 281         /* Execute MS IOCB */
 282         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 283             sizeof(ms_iocb_entry_t));
 284         if (rval != QLA_SUCCESS) {
 285                 /*EMPTY*/
 286                 DEBUG2_3(printk("scsi(%ld): GID_PT issue IOCB failed (%d).\n",
 287                     ha->host_no, rval));
 288         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "GID_PT") !=
 289             QLA_SUCCESS) {
 290                 rval = QLA_FUNCTION_FAILED;
 291         } else {
 292                 /* Set port IDs in switch info list. */
 293                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 294                         gid_data = &ct_rsp->rsp.gid_pt.entries[i];
 295                         list[i].d_id.b.domain = gid_data->port_id[0];
 296                         list[i].d_id.b.area = gid_data->port_id[1];
 297                         list[i].d_id.b.al_pa = gid_data->port_id[2];
 298                         memset(list[i].fabric_port_name, 0, WWN_SIZE);
 299                         list[i].fp_speed = PORT_SPEED_UNKNOWN;
 300
 301                         /* Last one exit. */
 302                         if (gid_data->control_byte & BIT_7) {
 303                                 list[i].d_id.b.rsvd_1 = gid_data->control_byte;
 304                                 break;
 305                         }
 306                 }
 307
 308                 /*
 309                  * If we've used all available slots, then the switch is
 310                  * reporting back more devices than we can handle with this
 311                  * single call.  Return a failed status, and let GA_NXT handle
 312                  * the overload.
 313                  */
 314                 if (i == MAX_FIBRE_DEVICES)
 315                         rval = QLA_FUNCTION_FAILED;
 316         }
 317
 318         return (rval);
 319 }
 320
 321 /**
 322  * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query.
 323  * @ha: HA context
 324  * @list: switch info entries to populate
 325  *
 326  * Returns 0 on success.
 327  */
 328 int
 329 qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 330 {
 331         int             rval;
 332         uint16_t        i;
 333
 334         ms_iocb_entry_t *ms_pkt;
 335         struct ct_sns_req       *ct_req;
 336         struct ct_sns_rsp       *ct_rsp;
 337
 338         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 339                 return (qla2x00_sns_gpn_id(ha, list));
 340         }
 341
 342         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 343                 /* Issue GPN_ID */
 344                 /* Prepare common MS IOCB */
 345                 ms_pkt = ha->isp_ops->prep_ms_iocb(ha, GPN_ID_REQ_SIZE,
 346                     GPN_ID_RSP_SIZE);
 347
 348                 /* Prepare CT request */
 349                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD,
 350                     GPN_ID_RSP_SIZE);
 351                 ct_rsp = &ha->ct_sns->p.rsp;
 352
 353                 /* Prepare CT arguments -- port_id */
 354                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 355                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 356                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 357
 358                 /* Execute MS IOCB */
 359                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 360                     sizeof(ms_iocb_entry_t));
 361                 if (rval != QLA_SUCCESS) {
 362                         /*EMPTY*/
 363                         DEBUG2_3(printk("scsi(%ld): GPN_ID issue IOCB failed "
 364                             "(%d).\n", ha->host_no, rval));
 365                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
 366                     "GPN_ID") != QLA_SUCCESS) {
 367                         rval = QLA_FUNCTION_FAILED;
 368                 } else {
 369                         /* Save portname */
 370                         memcpy(list[i].port_name,
 371                             ct_rsp->rsp.gpn_id.port_name, WWN_SIZE);
 372                 }
 373
 374                 /* Last device exit. */
 375                 if (list[i].d_id.b.rsvd_1 != 0)
 376                         break;
 377         }
 378
 379         return (rval);
 380 }
 381
 382 /**
 383  * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query.
 384  * @ha: HA context
 385  * @list: switch info entries to populate
 386  *
 387  * Returns 0 on success.
 388  */
 389 int
 390 qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 391 {
 392         int             rval;
 393         uint16_t        i;
 394
 395         ms_iocb_entry_t *ms_pkt;
 396         struct ct_sns_req       *ct_req;
 397         struct ct_sns_rsp       *ct_rsp;
 398
 399         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 400                 return (qla2x00_sns_gnn_id(ha, list));
 401         }
 402
 403         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 404                 /* Issue GNN_ID */
 405                 /* Prepare common MS IOCB */
 406                 ms_pkt = ha->isp_ops->prep_ms_iocb(ha, GNN_ID_REQ_SIZE,
 407                     GNN_ID_RSP_SIZE);
 408
 409                 /* Prepare CT request */
 410                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD,
 411                     GNN_ID_RSP_SIZE);
 412                 ct_rsp = &ha->ct_sns->p.rsp;
 413
 414                 /* Prepare CT arguments -- port_id */
 415                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
 416                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
 417                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
 418
 419                 /* Execute MS IOCB */
 420                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 421                     sizeof(ms_iocb_entry_t));
 422                 if (rval != QLA_SUCCESS) {
 423                         /*EMPTY*/
 424                         DEBUG2_3(printk("scsi(%ld): GNN_ID issue IOCB failed "
 425                             "(%d).\n", ha->host_no, rval));
 426                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
 427                     "GNN_ID") != QLA_SUCCESS) {
 428                         rval = QLA_FUNCTION_FAILED;
 429                 } else {
 430                         /* Save nodename */
 431                         memcpy(list[i].node_name,
 432                             ct_rsp->rsp.gnn_id.node_name, WWN_SIZE);
 433
 434                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 435                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 436                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 437                             "portid=%02x%02x%02x.\n",
 438                             ha->host_no,
 439                             list[i].node_name[0], list[i].node_name[1],
 440                             list[i].node_name[2], list[i].node_name[3],
 441                             list[i].node_name[4], list[i].node_name[5],
 442                             list[i].node_name[6], list[i].node_name[7],
 443                             list[i].port_name[0], list[i].port_name[1],
 444                             list[i].port_name[2], list[i].port_name[3],
 445                             list[i].port_name[4], list[i].port_name[5],
 446                             list[i].port_name[6], list[i].port_name[7],
 447                             list[i].d_id.b.domain, list[i].d_id.b.area,
 448                             list[i].d_id.b.al_pa));
 449                 }
 450
 451                 /* Last device exit. */
 452                 if (list[i].d_id.b.rsvd_1 != 0)
 453                         break;
 454         }
 455
 456         return (rval);
 457 }
 458
 459 /**
 460  * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 461  * @ha: HA context
 462  *
 463  * Returns 0 on success.
 464  */
 465 int
 466 qla2x00_rft_id(scsi_qla_host_t *ha)
 467 {
 468         int             rval;
 469
 470         ms_iocb_entry_t *ms_pkt;
 471         struct ct_sns_req       *ct_req;
 472         struct ct_sns_rsp       *ct_rsp;
 473
 474         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 475                 return (qla2x00_sns_rft_id(ha));
 476         }
 477
 478         /* Issue RFT_ID */
 479         /* Prepare common MS IOCB */
 480         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, RFT_ID_REQ_SIZE,
 481             RFT_ID_RSP_SIZE);
 482
 483         /* Prepare CT request */
 484         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD,
 485             RFT_ID_RSP_SIZE);
 486         ct_rsp = &ha->ct_sns->p.rsp;
 487
 488         /* Prepare CT arguments -- port_id, FC-4 types */
 489         ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain;
 490         ct_req->req.rft_id.port_id[1] = ha->d_id.b.area;
 491         ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa;
 492
 493         ct_req->req.rft_id.fc4_types[2] = 0x01;         /* FCP-3 */
 494
 495         /* Execute MS IOCB */
 496         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 497             sizeof(ms_iocb_entry_t));
 498         if (rval != QLA_SUCCESS) {
 499                 /*EMPTY*/
 500                 DEBUG2_3(printk("scsi(%ld): RFT_ID issue IOCB failed (%d).\n",
 501                     ha->host_no, rval));
 502         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFT_ID") !=
 503             QLA_SUCCESS) {
 504                 rval = QLA_FUNCTION_FAILED;
 505         } else {
 506                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
 507                     ha->host_no));
 508         }
 509
 510         return (rval);
 511 }
 512
 513 /**
 514  * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA.
 515  * @ha: HA context
 516  *
 517  * Returns 0 on success.
 518  */
 519 int
 520 qla2x00_rff_id(scsi_qla_host_t *ha)
 521 {
 522         int             rval;
 523
 524         ms_iocb_entry_t *ms_pkt;
 525         struct ct_sns_req       *ct_req;
 526         struct ct_sns_rsp       *ct_rsp;
 527
 528         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 529                 DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on "
 530                     "ISP2100/ISP2200.\n", ha->host_no));
 531                 return (QLA_SUCCESS);
 532         }
 533
 534         /* Issue RFF_ID */
 535         /* Prepare common MS IOCB */
 536         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, RFF_ID_REQ_SIZE,
 537             RFF_ID_RSP_SIZE);
 538
 539         /* Prepare CT request */
 540         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD,
 541             RFF_ID_RSP_SIZE);
 542         ct_rsp = &ha->ct_sns->p.rsp;
 543
 544         /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */
 545         ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain;
 546         ct_req->req.rff_id.port_id[1] = ha->d_id.b.area;
 547         ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa;
 548
 549         ct_req->req.rff_id.fc4_feature = BIT_1;
 550         ct_req->req.rff_id.fc4_type = 0x08;             /* SCSI - FCP */
 551
 552         /* Execute MS IOCB */
 553         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 554             sizeof(ms_iocb_entry_t));
 555         if (rval != QLA_SUCCESS) {
 556                 /*EMPTY*/
 557                 DEBUG2_3(printk("scsi(%ld): RFF_ID issue IOCB failed (%d).\n",
 558                     ha->host_no, rval));
 559         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RFF_ID") !=
 560             QLA_SUCCESS) {
 561                 rval = QLA_FUNCTION_FAILED;
 562         } else {
 563                 DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n",
 564                     ha->host_no));
 565         }
 566
 567         return (rval);
 568 }
 569
 570 /**
 571  * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
 572  * @ha: HA context
 573  *
 574  * Returns 0 on success.
 575  */
 576 int
 577 qla2x00_rnn_id(scsi_qla_host_t *ha)
 578 {
 579         int             rval;
 580
 581         ms_iocb_entry_t *ms_pkt;
 582         struct ct_sns_req       *ct_req;
 583         struct ct_sns_rsp       *ct_rsp;
 584
 585         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 586                 return (qla2x00_sns_rnn_id(ha));
 587         }
 588
 589         /* Issue RNN_ID */
 590         /* Prepare common MS IOCB */
 591         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, RNN_ID_REQ_SIZE,
 592             RNN_ID_RSP_SIZE);
 593
 594         /* Prepare CT request */
 595         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD,
 596             RNN_ID_RSP_SIZE);
 597         ct_rsp = &ha->ct_sns->p.rsp;
 598
 599         /* Prepare CT arguments -- port_id, node_name */
 600         ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain;
 601         ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area;
 602         ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa;
 603
 604         memcpy(ct_req->req.rnn_id.node_name, ha->node_name, WWN_SIZE);
 605
 606         /* Execute MS IOCB */
 607         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 608             sizeof(ms_iocb_entry_t));
 609         if (rval != QLA_SUCCESS) {
 610                 /*EMPTY*/
 611                 DEBUG2_3(printk("scsi(%ld): RNN_ID issue IOCB failed (%d).\n",
 612                     ha->host_no, rval));
 613         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RNN_ID") !=
 614             QLA_SUCCESS) {
 615                 rval = QLA_FUNCTION_FAILED;
 616         } else {
 617                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
 618                     ha->host_no));
 619         }
 620
 621         return (rval);
 622 }
 623
 624 void
 625 qla2x00_get_sym_node_name(scsi_qla_host_t *ha, uint8_t *snn)
 626 {
 627         sprintf(snn, "%s FW:v%d.%02d.%02d DVR:v%s",ha->model_number,
 628             ha->fw_major_version, ha->fw_minor_version,
 629             ha->fw_subminor_version, qla2x00_version_str);
 630 }
 631
 632 /**
 633  * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA.
 634  * @ha: HA context
 635  *
 636  * Returns 0 on success.
 637  */
 638 int
 639 qla2x00_rsnn_nn(scsi_qla_host_t *ha)
 640 {
 641         int             rval;
 642         ms_iocb_entry_t *ms_pkt;
 643         struct ct_sns_req       *ct_req;
 644         struct ct_sns_rsp       *ct_rsp;
 645
 646         if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
 647                 DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on "
 648                     "ISP2100/ISP2200.\n", ha->host_no));
 649                 return (QLA_SUCCESS);
 650         }
 651
 652         /* Issue RSNN_NN */
 653         /* Prepare common MS IOCB */
 654         /*   Request size adjusted after CT preparation */
 655         ms_pkt = ha->isp_ops->prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE);
 656
 657         /* Prepare CT request */
 658         ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD,
 659             RSNN_NN_RSP_SIZE);
 660         ct_rsp = &ha->ct_sns->p.rsp;
 661
 662         /* Prepare CT arguments -- node_name, symbolic node_name, size */
 663         memcpy(ct_req->req.rsnn_nn.node_name, ha->node_name, WWN_SIZE);
 664
 665         /* Prepare the Symbolic Node Name */
 666         qla2x00_get_sym_node_name(ha, ct_req->req.rsnn_nn.sym_node_name);
 667
 668         /* Calculate SNN length */
 669         ct_req->req.rsnn_nn.name_len =
 670             (uint8_t)strlen(ct_req->req.rsnn_nn.sym_node_name);
 671
 672         /* Update MS IOCB request */
 673         ms_pkt->req_bytecount =
 674             cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len);
 675         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
 676
 677         /* Execute MS IOCB */
 678         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
 679             sizeof(ms_iocb_entry_t));
 680         if (rval != QLA_SUCCESS) {
 681                 /*EMPTY*/
 682                 DEBUG2_3(printk("scsi(%ld): RSNN_NN issue IOCB failed (%d).\n",
 683                     ha->host_no, rval));
 684         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RSNN_NN") !=
 685             QLA_SUCCESS) {
 686                 rval = QLA_FUNCTION_FAILED;
 687         } else {
 688                 DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n",
 689                     ha->host_no));
 690         }
 691
 692         return (rval);
 693 }
 694
 695 /**
 696  * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query.
 697  * @ha: HA context
 698  * @cmd: GS command
 699  * @scmd_len: Subcommand length
 700  * @data_size: response size in bytes
 701  *
 702  * Returns a pointer to the @ha's sns_cmd.
 703  */
 704 static inline struct sns_cmd_pkt *
 705 qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len,
 706     uint16_t data_size)
 707 {
 708         uint16_t                wc;
 709         struct sns_cmd_pkt      *sns_cmd;
 710
 711         sns_cmd = ha->sns_cmd;
 712         memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt));
 713         wc = data_size / 2;                     /* Size in 16bit words. */
 714         sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc);
 715         sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma));
 716         sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma));
 717         sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len);
 718         sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd);
 719         wc = (data_size - 16) / 4;              /* Size in 32bit words. */
 720         sns_cmd->p.cmd.size = cpu_to_le16(wc);
 721
 722         return (sns_cmd);
 723 }
 724
 725 /**
 726  * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 727  * @ha: HA context
 728  * @fcport: fcport entry to updated
 729  *
 730  * This command uses the old Exectute SNS Command mailbox routine.
 731  *
 732  * Returns 0 on success.
 733  */
 734 static int
 735 qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
 736 {
 737         int             rval;
 738
 739         struct sns_cmd_pkt      *sns_cmd;
 740
 741         /* Issue GA_NXT. */
 742         /* Prepare SNS command request. */
 743         sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN,
 744             GA_NXT_SNS_DATA_SIZE);
 745
 746         /* Prepare SNS command arguments -- port_id. */
 747         sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa;
 748         sns_cmd->p.cmd.param[1] = fcport->d_id.b.area;
 749         sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain;
 750
 751         /* Execute SNS command. */
 752         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2,
 753             sizeof(struct sns_cmd_pkt));
 754         if (rval != QLA_SUCCESS) {
 755                 /*EMPTY*/
 756                 DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n",
 757                     ha->host_no, rval));
 758         } else if (sns_cmd->p.gan_data[8] != 0x80 ||
 759             sns_cmd->p.gan_data[9] != 0x02) {
 760                 DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
 761                     "ga_nxt_rsp:\n", ha->host_no));
 762                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16));
 763                 rval = QLA_FUNCTION_FAILED;
 764         } else {
 765                 /* Populate fc_port_t entry. */
 766                 fcport->d_id.b.domain = sns_cmd->p.gan_data[17];
 767                 fcport->d_id.b.area = sns_cmd->p.gan_data[18];
 768                 fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19];
 769
 770                 memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE);
 771                 memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE);
 772
 773                 if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE &&
 774                     sns_cmd->p.gan_data[16] != NS_NL_PORT_TYPE)
 775                         fcport->d_id.b.domain = 0xf0;
 776
 777                 DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
 778                     "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 779                     "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 780                     "portid=%02x%02x%02x.\n",
 781                     ha->host_no,
 782                     fcport->node_name[0], fcport->node_name[1],
 783                     fcport->node_name[2], fcport->node_name[3],
 784                     fcport->node_name[4], fcport->node_name[5],
 785                     fcport->node_name[6], fcport->node_name[7],
 786                     fcport->port_name[0], fcport->port_name[1],
 787                     fcport->port_name[2], fcport->port_name[3],
 788                     fcport->port_name[4], fcport->port_name[5],
 789                     fcport->port_name[6], fcport->port_name[7],
 790                     fcport->d_id.b.domain, fcport->d_id.b.area,
 791                     fcport->d_id.b.al_pa));
 792         }
 793
 794         return (rval);
 795 }
 796
 797 /**
 798  * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command.
 799  * @ha: HA context
 800  * @list: switch info entries to populate
 801  *
 802  * This command uses the old Exectute SNS Command mailbox routine.
 803  *
 804  * NOTE: Non-Nx_Ports are not requested.
 805  *
 806  * Returns 0 on success.
 807  */
 808 static int
 809 qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list)
 810 {
 811         int             rval;
 812
 813         uint16_t        i;
 814         uint8_t         *entry;
 815         struct sns_cmd_pkt      *sns_cmd;
 816
 817         /* Issue GID_PT. */
 818         /* Prepare SNS command request. */
 819         sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN,
 820             GID_PT_SNS_DATA_SIZE);
 821
 822         /* Prepare SNS command arguments -- port_type. */
 823         sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE;
 824
 825         /* Execute SNS command. */
 826         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2,
 827             sizeof(struct sns_cmd_pkt));
 828         if (rval != QLA_SUCCESS) {
 829                 /*EMPTY*/
 830                 DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n",
 831                     ha->host_no, rval));
 832         } else if (sns_cmd->p.gid_data[8] != 0x80 ||
 833             sns_cmd->p.gid_data[9] != 0x02) {
 834                 DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, "
 835                     "gid_rsp:\n", ha->host_no));
 836                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16));
 837                 rval = QLA_FUNCTION_FAILED;
 838         } else {
 839                 /* Set port IDs in switch info list. */
 840                 for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 841                         entry = &sns_cmd->p.gid_data[(i * 4) + 16];
 842                         list[i].d_id.b.domain = entry[1];
 843                         list[i].d_id.b.area = entry[2];
 844                         list[i].d_id.b.al_pa = entry[3];
 845
 846                         /* Last one exit. */
 847                         if (entry[0] & BIT_7) {
 848                                 list[i].d_id.b.rsvd_1 = entry[0];
 849                                 break;
 850                         }
 851                 }
 852
 853                 /*
 854                  * If we've used all available slots, then the switch is
 855                  * reporting back more devices that we can handle with this
 856                  * single call.  Return a failed status, and let GA_NXT handle
 857                  * the overload.
 858                  */
 859                 if (i == MAX_FIBRE_DEVICES)
 860                         rval = QLA_FUNCTION_FAILED;
 861         }
 862
 863         return (rval);
 864 }
 865
 866 /**
 867  * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query.
 868  * @ha: HA context
 869  * @list: switch info entries to populate
 870  *
 871  * This command uses the old Exectute SNS Command mailbox routine.
 872  *
 873  * Returns 0 on success.
 874  */
 875 static int
 876 qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list)
 877 {
 878         int             rval;
 879
 880         uint16_t        i;
 881         struct sns_cmd_pkt      *sns_cmd;
 882
 883         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 884                 /* Issue GPN_ID */
 885                 /* Prepare SNS command request. */
 886                 sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD,
 887                     GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE);
 888
 889                 /* Prepare SNS command arguments -- port_id. */
 890                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 891                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 892                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 893
 894                 /* Execute SNS command. */
 895                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 896                     GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 897                 if (rval != QLA_SUCCESS) {
 898                         /*EMPTY*/
 899                         DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed "
 900                             "(%d).\n", ha->host_no, rval));
 901                 } else if (sns_cmd->p.gpn_data[8] != 0x80 ||
 902                     sns_cmd->p.gpn_data[9] != 0x02) {
 903                         DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected "
 904                             "request, gpn_rsp:\n", ha->host_no));
 905                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16));
 906                         rval = QLA_FUNCTION_FAILED;
 907                 } else {
 908                         /* Save portname */
 909                         memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16],
 910                             WWN_SIZE);
 911                 }
 912
 913                 /* Last device exit. */
 914                 if (list[i].d_id.b.rsvd_1 != 0)
 915                         break;
 916         }
 917
 918         return (rval);
 919 }
 920
 921 /**
 922  * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query.
 923  * @ha: HA context
 924  * @list: switch info entries to populate
 925  *
 926  * This command uses the old Exectute SNS Command mailbox routine.
 927  *
 928  * Returns 0 on success.
 929  */
 930 static int
 931 qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list)
 932 {
 933         int             rval;
 934
 935         uint16_t        i;
 936         struct sns_cmd_pkt      *sns_cmd;
 937
 938         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
 939                 /* Issue GNN_ID */
 940                 /* Prepare SNS command request. */
 941                 sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD,
 942                     GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE);
 943
 944                 /* Prepare SNS command arguments -- port_id. */
 945                 sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa;
 946                 sns_cmd->p.cmd.param[1] = list[i].d_id.b.area;
 947                 sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain;
 948
 949                 /* Execute SNS command. */
 950                 rval = qla2x00_send_sns(ha, ha->sns_cmd_dma,
 951                     GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt));
 952                 if (rval != QLA_SUCCESS) {
 953                         /*EMPTY*/
 954                         DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed "
 955                             "(%d).\n", ha->host_no, rval));
 956                 } else if (sns_cmd->p.gnn_data[8] != 0x80 ||
 957                     sns_cmd->p.gnn_data[9] != 0x02) {
 958                         DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected "
 959                             "request, gnn_rsp:\n", ha->host_no));
 960                         DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16));
 961                         rval = QLA_FUNCTION_FAILED;
 962                 } else {
 963                         /* Save nodename */
 964                         memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16],
 965                             WWN_SIZE);
 966
 967                         DEBUG2_3(printk("scsi(%ld): GID_PT entry - "
 968                             "nn %02x%02x%02x%02x%02x%02x%02x%02x "
 969                             "pn %02x%02x%02x%02x%02x%02x%02x%02x "
 970                             "portid=%02x%02x%02x.\n",
 971                             ha->host_no,
 972                             list[i].node_name[0], list[i].node_name[1],
 973                             list[i].node_name[2], list[i].node_name[3],
 974                             list[i].node_name[4], list[i].node_name[5],
 975                             list[i].node_name[6], list[i].node_name[7],
 976                             list[i].port_name[0], list[i].port_name[1],
 977                             list[i].port_name[2], list[i].port_name[3],
 978                             list[i].port_name[4], list[i].port_name[5],
 979                             list[i].port_name[6], list[i].port_name[7],
 980                             list[i].d_id.b.domain, list[i].d_id.b.area,
 981                             list[i].d_id.b.al_pa));
 982                 }
 983
 984                 /* Last device exit. */
 985                 if (list[i].d_id.b.rsvd_1 != 0)
 986                         break;
 987         }
 988
 989         return (rval);
 990 }
 991
 992 /**
 993  * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA.
 994  * @ha: HA context
 995  *
 996  * This command uses the old Exectute SNS Command mailbox routine.
 997  *
 998  * Returns 0 on success.
 999  */
1000 static int
1001 qla2x00_sns_rft_id(scsi_qla_host_t *ha)
1002 {
1003         int             rval;
1004
1005         struct sns_cmd_pkt      *sns_cmd;
1006
1007         /* Issue RFT_ID. */
1008         /* Prepare SNS command request. */
1009         sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN,
1010             RFT_ID_SNS_DATA_SIZE);
1011
1012         /* Prepare SNS command arguments -- port_id, FC-4 types */
1013         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1014         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1015         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1016
1017         sns_cmd->p.cmd.param[5] = 0x01;                 /* FCP-3 */
1018
1019         /* Execute SNS command. */
1020         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2,
1021             sizeof(struct sns_cmd_pkt));
1022         if (rval != QLA_SUCCESS) {
1023                 /*EMPTY*/
1024                 DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n",
1025                     ha->host_no, rval));
1026         } else if (sns_cmd->p.rft_data[8] != 0x80 ||
1027             sns_cmd->p.rft_data[9] != 0x02) {
1028                 DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, "
1029                     "rft_rsp:\n", ha->host_no));
1030                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16));
1031                 rval = QLA_FUNCTION_FAILED;
1032         } else {
1033                 DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n",
1034                     ha->host_no));
1035         }
1036
1037         return (rval);
1038 }
1039
1040 /**
1041  * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA.
1042  * HBA.
1043  * @ha: HA context
1044  *
1045  * This command uses the old Exectute SNS Command mailbox routine.
1046  *
1047  * Returns 0 on success.
1048  */
1049 static int
1050 qla2x00_sns_rnn_id(scsi_qla_host_t *ha)
1051 {
1052         int             rval;
1053
1054         struct sns_cmd_pkt      *sns_cmd;
1055
1056         /* Issue RNN_ID. */
1057         /* Prepare SNS command request. */
1058         sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN,
1059             RNN_ID_SNS_DATA_SIZE);
1060
1061         /* Prepare SNS command arguments -- port_id, nodename. */
1062         sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa;
1063         sns_cmd->p.cmd.param[1] = ha->d_id.b.area;
1064         sns_cmd->p.cmd.param[2] = ha->d_id.b.domain;
1065
1066         sns_cmd->p.cmd.param[4] = ha->node_name[7];
1067         sns_cmd->p.cmd.param[5] = ha->node_name[6];
1068         sns_cmd->p.cmd.param[6] = ha->node_name[5];
1069         sns_cmd->p.cmd.param[7] = ha->node_name[4];
1070         sns_cmd->p.cmd.param[8] = ha->node_name[3];
1071         sns_cmd->p.cmd.param[9] = ha->node_name[2];
1072         sns_cmd->p.cmd.param[10] = ha->node_name[1];
1073         sns_cmd->p.cmd.param[11] = ha->node_name[0];
1074
1075         /* Execute SNS command. */
1076         rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2,
1077             sizeof(struct sns_cmd_pkt));
1078         if (rval != QLA_SUCCESS) {
1079                 /*EMPTY*/
1080                 DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n",
1081                     ha->host_no, rval));
1082         } else if (sns_cmd->p.rnn_data[8] != 0x80 ||
1083             sns_cmd->p.rnn_data[9] != 0x02) {
1084                 DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, "
1085                     "rnn_rsp:\n", ha->host_no));
1086                 DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16));
1087                 rval = QLA_FUNCTION_FAILED;
1088         } else {
1089                 DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n",
1090                     ha->host_no));
1091         }
1092
1093         return (rval);
1094 }
1095
1096 /**
1097  * qla2x00_mgmt_svr_login() - Login to fabric Managment Service.
1098  * @ha: HA context
1099  *
1100  * Returns 0 on success.
1101  */
1102 static int
1103 qla2x00_mgmt_svr_login(scsi_qla_host_t *ha)
1104 {
1105         int ret;
1106         uint16_t mb[MAILBOX_REGISTER_COUNT];
1107
1108         ret = QLA_SUCCESS;
1109         if (ha->flags.management_server_logged_in)
1110                 return ret;
1111
1112         ha->isp_ops->fabric_login(ha, ha->mgmt_svr_loop_id, 0xff, 0xff, 0xfa,
1113             mb, BIT_1);
1114         if (mb[0] != MBS_COMMAND_COMPLETE) {
1115                 DEBUG2_13(printk("%s(%ld): Failed MANAGEMENT_SERVER login: "
1116                     "loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x\n",
1117                     __func__, ha->host_no, ha->mgmt_svr_loop_id, mb[0], mb[1],
1118                     mb[2], mb[6], mb[7]));
1119                 ret = QLA_FUNCTION_FAILED;
1120         } else
1121                 ha->flags.management_server_logged_in = 1;
1122
1123         return ret;
1124 }
1125
1126 /**
1127  * qla2x00_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1128  * @ha: HA context
1129  * @req_size: request size in bytes
1130  * @rsp_size: response size in bytes
1131  *
1132  * Returns a pointer to the @ha's ms_iocb.
1133  */
1134 void *
1135 qla2x00_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1136     uint32_t rsp_size)
1137 {
1138         ms_iocb_entry_t *ms_pkt;
1139
1140         ms_pkt = ha->ms_iocb;
1141         memset(ms_pkt, 0, sizeof(ms_iocb_entry_t));
1142
1143         ms_pkt->entry_type = MS_IOCB_TYPE;
1144         ms_pkt->entry_count = 1;
1145         SET_TARGET_ID(ha, ms_pkt->loop_id, ha->mgmt_svr_loop_id);
1146         ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG);
1147         ms_pkt->timeout = __constant_cpu_to_le16(59);
1148         ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1149         ms_pkt->total_dsd_count = __constant_cpu_to_le16(2);
1150         ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size);
1151         ms_pkt->req_bytecount = cpu_to_le32(req_size);
1152
1153         ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1154         ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1155         ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1156
1157         ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1158         ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1159         ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount;
1160
1161         return ms_pkt;
1162 }
1163
1164 /**
1165  * qla24xx_prep_ms_fdmi_iocb() - Prepare common MS IOCB fields for FDMI query.
1166  * @ha: HA context
1167  * @req_size: request size in bytes
1168  * @rsp_size: response size in bytes
1169  *
1170  * Returns a pointer to the @ha's ms_iocb.
1171  */
1172 void *
1173 qla24xx_prep_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1174     uint32_t rsp_size)
1175 {
1176         struct ct_entry_24xx *ct_pkt;
1177
1178         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1179         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1180
1181         ct_pkt->entry_type = CT_IOCB_TYPE;
1182         ct_pkt->entry_count = 1;
1183         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1184         ct_pkt->timeout = __constant_cpu_to_le16(59);
1185         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1186         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1187         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1188         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1189
1190         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1191         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1192         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1193
1194         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1195         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1196         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1197         ct_pkt->vp_index = ha->vp_idx;
1198
1199         return ct_pkt;
1200 }
1201
1202 static inline ms_iocb_entry_t *
1203 qla2x00_update_ms_fdmi_iocb(scsi_qla_host_t *ha, uint32_t req_size)
1204 {
1205         ms_iocb_entry_t *ms_pkt = ha->ms_iocb;
1206         struct ct_entry_24xx *ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1207
1208         if (IS_FWI2_CAPABLE(ha)) {
1209                 ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1210                 ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1211         } else {
1212                 ms_pkt->req_bytecount = cpu_to_le32(req_size);
1213                 ms_pkt->dseg_req_length = ms_pkt->req_bytecount;
1214         }
1215
1216         return ms_pkt;
1217 }
1218
1219 /**
1220  * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query.
1221  * @ct_req: CT request buffer
1222  * @cmd: GS command
1223  * @rsp_size: response size in bytes
1224  *
1225  * Returns a pointer to the intitialized @ct_req.
1226  */
1227 static inline struct ct_sns_req *
1228 qla2x00_prep_ct_fdmi_req(struct ct_sns_req *ct_req, uint16_t cmd,
1229     uint16_t rsp_size)
1230 {
1231         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1232
1233         ct_req->header.revision = 0x01;
1234         ct_req->header.gs_type = 0xFA;
1235         ct_req->header.gs_subtype = 0x10;
1236         ct_req->command = cpu_to_be16(cmd);
1237         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1238
1239         return ct_req;
1240 }
1241
1242 /**
1243  * qla2x00_fdmi_rhba() -
1244  * @ha: HA context
1245  *
1246  * Returns 0 on success.
1247  */
1248 static int
1249 qla2x00_fdmi_rhba(scsi_qla_host_t *ha)
1250 {
1251         int rval, alen;
1252         uint32_t size, sn;
1253
1254         ms_iocb_entry_t *ms_pkt;
1255         struct ct_sns_req *ct_req;
1256         struct ct_sns_rsp *ct_rsp;
1257         uint8_t *entries;
1258         struct ct_fdmi_hba_attr *eiter;
1259
1260         /* Issue RHBA */
1261         /* Prepare common MS IOCB */
1262         /*   Request size adjusted after CT preparation */
1263         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(ha, 0, RHBA_RSP_SIZE);
1264
1265         /* Prepare CT request */
1266         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RHBA_CMD,
1267             RHBA_RSP_SIZE);
1268         ct_rsp = &ha->ct_sns->p.rsp;
1269
1270         /* Prepare FDMI command arguments -- attribute block, attributes. */
1271         memcpy(ct_req->req.rhba.hba_identifier, ha->port_name, WWN_SIZE);
1272         ct_req->req.rhba.entry_count = __constant_cpu_to_be32(1);
1273         memcpy(ct_req->req.rhba.port_name, ha->port_name, WWN_SIZE);
1274         size = 2 * WWN_SIZE + 4 + 4;
1275
1276         /* Attributes */
1277         ct_req->req.rhba.attrs.count =
1278             __constant_cpu_to_be32(FDMI_HBA_ATTR_COUNT);
1279         entries = ct_req->req.rhba.hba_identifier;
1280
1281         /* Nodename. */
1282         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1283         eiter->type = __constant_cpu_to_be16(FDMI_HBA_NODE_NAME);
1284         eiter->len = __constant_cpu_to_be16(4 + WWN_SIZE);
1285         memcpy(eiter->a.node_name, ha->node_name, WWN_SIZE);
1286         size += 4 + WWN_SIZE;
1287
1288         DEBUG13(printk("%s(%ld): NODENAME=%02x%02x%02x%02x%02x%02x%02x%02x.\n",
1289             __func__, ha->host_no,
1290             eiter->a.node_name[0], eiter->a.node_name[1], eiter->a.node_name[2],
1291             eiter->a.node_name[3], eiter->a.node_name[4], eiter->a.node_name[5],
1292             eiter->a.node_name[6], eiter->a.node_name[7]));
1293
1294         /* Manufacturer. */
1295         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1296         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MANUFACTURER);
1297         strcpy(eiter->a.manufacturer, "QLogic Corporation");
1298         alen = strlen(eiter->a.manufacturer);
1299         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1300         eiter->len = cpu_to_be16(4 + alen);
1301         size += 4 + alen;
1302
1303         DEBUG13(printk("%s(%ld): MANUFACTURER=%s.\n", __func__, ha->host_no,
1304             eiter->a.manufacturer));
1305
1306         /* Serial number. */
1307         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1308         eiter->type = __constant_cpu_to_be16(FDMI_HBA_SERIAL_NUMBER);
1309         sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) | ha->serial1;
1310         sprintf(eiter->a.serial_num, "%c%05d", 'A' + sn / 100000, sn % 100000);
1311         alen = strlen(eiter->a.serial_num);
1312         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1313         eiter->len = cpu_to_be16(4 + alen);
1314         size += 4 + alen;
1315
1316         DEBUG13(printk("%s(%ld): SERIALNO=%s.\n", __func__, ha->host_no,
1317             eiter->a.serial_num));
1318
1319         /* Model name. */
1320         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1321         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL);
1322         strcpy(eiter->a.model, ha->model_number);
1323         alen = strlen(eiter->a.model);
1324         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1325         eiter->len = cpu_to_be16(4 + alen);
1326         size += 4 + alen;
1327
1328         DEBUG13(printk("%s(%ld): MODEL_NAME=%s.\n", __func__, ha->host_no,
1329             eiter->a.model));
1330
1331         /* Model description. */
1332         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1333         eiter->type = __constant_cpu_to_be16(FDMI_HBA_MODEL_DESCRIPTION);
1334         if (ha->model_desc)
1335                 strncpy(eiter->a.model_desc, ha->model_desc, 80);
1336         alen = strlen(eiter->a.model_desc);
1337         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1338         eiter->len = cpu_to_be16(4 + alen);
1339         size += 4 + alen;
1340
1341         DEBUG13(printk("%s(%ld): MODEL_DESC=%s.\n", __func__, ha->host_no,
1342             eiter->a.model_desc));
1343
1344         /* Hardware version. */
1345         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1346         eiter->type = __constant_cpu_to_be16(FDMI_HBA_HARDWARE_VERSION);
1347         strcpy(eiter->a.hw_version, ha->adapter_id);
1348         alen = strlen(eiter->a.hw_version);
1349         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1350         eiter->len = cpu_to_be16(4 + alen);
1351         size += 4 + alen;
1352
1353         DEBUG13(printk("%s(%ld): HARDWAREVER=%s.\n", __func__, ha->host_no,
1354             eiter->a.hw_version));
1355
1356         /* Driver version. */
1357         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1358         eiter->type = __constant_cpu_to_be16(FDMI_HBA_DRIVER_VERSION);
1359         strcpy(eiter->a.driver_version, qla2x00_version_str);
1360         alen = strlen(eiter->a.driver_version);
1361         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1362         eiter->len = cpu_to_be16(4 + alen);
1363         size += 4 + alen;
1364
1365         DEBUG13(printk("%s(%ld): DRIVERVER=%s.\n", __func__, ha->host_no,
1366             eiter->a.driver_version));
1367
1368         /* Option ROM version. */
1369         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1370         eiter->type = __constant_cpu_to_be16(FDMI_HBA_OPTION_ROM_VERSION);
1371         strcpy(eiter->a.orom_version, "0.00");
1372         alen = strlen(eiter->a.orom_version);
1373         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1374         eiter->len = cpu_to_be16(4 + alen);
1375         size += 4 + alen;
1376
1377         DEBUG13(printk("%s(%ld): OPTROMVER=%s.\n", __func__, ha->host_no,
1378             eiter->a.orom_version));
1379
1380         /* Firmware version */
1381         eiter = (struct ct_fdmi_hba_attr *) (entries + size);
1382         eiter->type = __constant_cpu_to_be16(FDMI_HBA_FIRMWARE_VERSION);
1383         ha->isp_ops->fw_version_str(ha, eiter->a.fw_version);
1384         alen = strlen(eiter->a.fw_version);
1385         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1386         eiter->len = cpu_to_be16(4 + alen);
1387         size += 4 + alen;
1388
1389         DEBUG13(printk("%s(%ld): FIRMWAREVER=%s.\n", __func__, ha->host_no,
1390             eiter->a.fw_version));
1391
1392         /* Update MS request size. */
1393         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1394
1395         DEBUG13(printk("%s(%ld): RHBA identifier="
1396             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1397             ha->host_no, ct_req->req.rhba.hba_identifier[0],
1398             ct_req->req.rhba.hba_identifier[1],
1399             ct_req->req.rhba.hba_identifier[2],
1400             ct_req->req.rhba.hba_identifier[3],
1401             ct_req->req.rhba.hba_identifier[4],
1402             ct_req->req.rhba.hba_identifier[5],
1403             ct_req->req.rhba.hba_identifier[6],
1404             ct_req->req.rhba.hba_identifier[7], size));
1405         DEBUG13(qla2x00_dump_buffer(entries, size));
1406
1407         /* Execute MS IOCB */
1408         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1409             sizeof(ms_iocb_entry_t));
1410         if (rval != QLA_SUCCESS) {
1411                 /*EMPTY*/
1412                 DEBUG2_3(printk("scsi(%ld): RHBA issue IOCB failed (%d).\n",
1413                     ha->host_no, rval));
1414         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RHBA") !=
1415             QLA_SUCCESS) {
1416                 rval = QLA_FUNCTION_FAILED;
1417                 if (ct_rsp->header.reason_code == CT_REASON_CANNOT_PERFORM &&
1418                     ct_rsp->header.explanation_code ==
1419                     CT_EXPL_ALREADY_REGISTERED) {
1420                         DEBUG2_13(printk("%s(%ld): HBA already registered.\n",
1421                             __func__, ha->host_no));
1422                         rval = QLA_ALREADY_REGISTERED;
1423                 }
1424         } else {
1425                 DEBUG2(printk("scsi(%ld): RHBA exiting normally.\n",
1426                     ha->host_no));
1427         }
1428
1429         return rval;
1430 }
1431
1432 /**
1433  * qla2x00_fdmi_dhba() -
1434  * @ha: HA context
1435  *
1436  * Returns 0 on success.
1437  */
1438 static int
1439 qla2x00_fdmi_dhba(scsi_qla_host_t *ha)
1440 {
1441         int rval;
1442
1443         ms_iocb_entry_t *ms_pkt;
1444         struct ct_sns_req *ct_req;
1445         struct ct_sns_rsp *ct_rsp;
1446
1447         /* Issue RPA */
1448         /* Prepare common MS IOCB */
1449         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(ha, DHBA_REQ_SIZE,
1450             DHBA_RSP_SIZE);
1451
1452         /* Prepare CT request */
1453         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, DHBA_CMD,
1454             DHBA_RSP_SIZE);
1455         ct_rsp = &ha->ct_sns->p.rsp;
1456
1457         /* Prepare FDMI command arguments -- portname. */
1458         memcpy(ct_req->req.dhba.port_name, ha->port_name, WWN_SIZE);
1459
1460         DEBUG13(printk("%s(%ld): DHBA portname="
1461             "%02x%02x%02x%02x%02x%02x%02x%02x.\n", __func__, ha->host_no,
1462             ct_req->req.dhba.port_name[0], ct_req->req.dhba.port_name[1],
1463             ct_req->req.dhba.port_name[2], ct_req->req.dhba.port_name[3],
1464             ct_req->req.dhba.port_name[4], ct_req->req.dhba.port_name[5],
1465             ct_req->req.dhba.port_name[6], ct_req->req.dhba.port_name[7]));
1466
1467         /* Execute MS IOCB */
1468         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1469             sizeof(ms_iocb_entry_t));
1470         if (rval != QLA_SUCCESS) {
1471                 /*EMPTY*/
1472                 DEBUG2_3(printk("scsi(%ld): DHBA issue IOCB failed (%d).\n",
1473                     ha->host_no, rval));
1474         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "DHBA") !=
1475             QLA_SUCCESS) {
1476                 rval = QLA_FUNCTION_FAILED;
1477         } else {
1478                 DEBUG2(printk("scsi(%ld): DHBA exiting normally.\n",
1479                     ha->host_no));
1480         }
1481
1482         return rval;
1483 }
1484
1485 /**
1486  * qla2x00_fdmi_rpa() -
1487  * @ha: HA context
1488  *
1489  * Returns 0 on success.
1490  */
1491 static int
1492 qla2x00_fdmi_rpa(scsi_qla_host_t *ha)
1493 {
1494         int rval, alen;
1495         uint32_t size, max_frame_size;
1496
1497         ms_iocb_entry_t *ms_pkt;
1498         struct ct_sns_req *ct_req;
1499         struct ct_sns_rsp *ct_rsp;
1500         uint8_t *entries;
1501         struct ct_fdmi_port_attr *eiter;
1502         struct init_cb_24xx *icb24 = (struct init_cb_24xx *)ha->init_cb;
1503
1504         /* Issue RPA */
1505         /* Prepare common MS IOCB */
1506         /*   Request size adjusted after CT preparation */
1507         ms_pkt = ha->isp_ops->prep_ms_fdmi_iocb(ha, 0, RPA_RSP_SIZE);
1508
1509         /* Prepare CT request */
1510         ct_req = qla2x00_prep_ct_fdmi_req(&ha->ct_sns->p.req, RPA_CMD,
1511             RPA_RSP_SIZE);
1512         ct_rsp = &ha->ct_sns->p.rsp;
1513
1514         /* Prepare FDMI command arguments -- attribute block, attributes. */
1515         memcpy(ct_req->req.rpa.port_name, ha->port_name, WWN_SIZE);
1516         size = WWN_SIZE + 4;
1517
1518         /* Attributes */
1519         ct_req->req.rpa.attrs.count =
1520             __constant_cpu_to_be32(FDMI_PORT_ATTR_COUNT);
1521         entries = ct_req->req.rpa.port_name;
1522
1523         /* FC4 types. */
1524         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1525         eiter->type = __constant_cpu_to_be16(FDMI_PORT_FC4_TYPES);
1526         eiter->len = __constant_cpu_to_be16(4 + 32);
1527         eiter->a.fc4_types[2] = 0x01;
1528         size += 4 + 32;
1529
1530         DEBUG13(printk("%s(%ld): FC4_TYPES=%02x %02x.\n", __func__, ha->host_no,
1531             eiter->a.fc4_types[2], eiter->a.fc4_types[1]));
1532
1533         /* Supported speed. */
1534         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1535         eiter->type = __constant_cpu_to_be16(FDMI_PORT_SUPPORT_SPEED);
1536         eiter->len = __constant_cpu_to_be16(4 + 4);
1537         if (IS_QLA25XX(ha))
1538                 eiter->a.sup_speed = __constant_cpu_to_be32(
1539                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1540                     FDMI_PORT_SPEED_4GB|FDMI_PORT_SPEED_8GB);
1541         else if (IS_QLA24XX(ha) || IS_QLA54XX(ha))
1542                 eiter->a.sup_speed = __constant_cpu_to_be32(
1543                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB|
1544                     FDMI_PORT_SPEED_4GB);
1545         else if (IS_QLA23XX(ha))
1546                 eiter->a.sup_speed =__constant_cpu_to_be32(
1547                     FDMI_PORT_SPEED_1GB|FDMI_PORT_SPEED_2GB);
1548         else
1549                 eiter->a.sup_speed = __constant_cpu_to_be32(
1550                     FDMI_PORT_SPEED_1GB);
1551         size += 4 + 4;
1552
1553         DEBUG13(printk("%s(%ld): SUPPORTED_SPEED=%x.\n", __func__, ha->host_no,
1554             eiter->a.sup_speed));
1555
1556         /* Current speed. */
1557         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1558         eiter->type = __constant_cpu_to_be16(FDMI_PORT_CURRENT_SPEED);
1559         eiter->len = __constant_cpu_to_be16(4 + 4);
1560         switch (ha->link_data_rate) {
1561         case PORT_SPEED_1GB:
1562                 eiter->a.cur_speed =
1563                     __constant_cpu_to_be32(FDMI_PORT_SPEED_1GB);
1564                 break;
1565         case PORT_SPEED_2GB:
1566                 eiter->a.cur_speed =
1567                     __constant_cpu_to_be32(FDMI_PORT_SPEED_2GB);
1568                 break;
1569         case PORT_SPEED_4GB:
1570                 eiter->a.cur_speed =
1571                     __constant_cpu_to_be32(FDMI_PORT_SPEED_4GB);
1572                 break;
1573         case PORT_SPEED_8GB:
1574                 eiter->a.cur_speed =
1575                     __constant_cpu_to_be32(FDMI_PORT_SPEED_8GB);
1576                 break;
1577         default:
1578                 eiter->a.cur_speed =
1579                     __constant_cpu_to_be32(FDMI_PORT_SPEED_UNKNOWN);
1580                 break;
1581         }
1582         size += 4 + 4;
1583
1584         DEBUG13(printk("%s(%ld): CURRENT_SPEED=%x.\n", __func__, ha->host_no,
1585             eiter->a.cur_speed));
1586
1587         /* Max frame size. */
1588         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1589         eiter->type = __constant_cpu_to_be16(FDMI_PORT_MAX_FRAME_SIZE);
1590         eiter->len = __constant_cpu_to_be16(4 + 4);
1591         max_frame_size = IS_FWI2_CAPABLE(ha) ?
1592                 (uint32_t) icb24->frame_payload_size:
1593                 (uint32_t) ha->init_cb->frame_payload_size;
1594         eiter->a.max_frame_size = cpu_to_be32(max_frame_size);
1595         size += 4 + 4;
1596
1597         DEBUG13(printk("%s(%ld): MAX_FRAME_SIZE=%x.\n", __func__, ha->host_no,
1598             eiter->a.max_frame_size));
1599
1600         /* OS device name. */
1601         eiter = (struct ct_fdmi_port_attr *) (entries + size);
1602         eiter->type = __constant_cpu_to_be16(FDMI_PORT_OS_DEVICE_NAME);
1603         sprintf(eiter->a.os_dev_name, "/proc/scsi/qla2xxx/%ld", ha->host_no);
1604         alen = strlen(eiter->a.os_dev_name);
1605         alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1606         eiter->len = cpu_to_be16(4 + alen);
1607         size += 4 + alen;
1608
1609         DEBUG13(printk("%s(%ld): OS_DEVICE_NAME=%s.\n", __func__, ha->host_no,
1610             eiter->a.os_dev_name));
1611
1612         /* Hostname. */
1613         if (strlen(fc_host_system_hostname(ha->host))) {
1614                 eiter = (struct ct_fdmi_port_attr *) (entries + size);
1615                 eiter->type = __constant_cpu_to_be16(FDMI_PORT_HOST_NAME);
1616                 snprintf(eiter->a.host_name, sizeof(eiter->a.host_name),
1617                     "%s", fc_host_system_hostname(ha->host));
1618                 alen = strlen(eiter->a.host_name);
1619                 alen += (alen & 3) ? (4 - (alen & 3)) : 4;
1620                 eiter->len = cpu_to_be16(4 + alen);
1621                 size += 4 + alen;
1622
1623                 DEBUG13(printk("%s(%ld): HOSTNAME=%s.\n", __func__,
1624                     ha->host_no, eiter->a.host_name));
1625         }
1626
1627         /* Update MS request size. */
1628         qla2x00_update_ms_fdmi_iocb(ha, size + 16);
1629
1630         DEBUG13(printk("%s(%ld): RPA portname="
1631             "%02x%02x%02x%02x%02x%02x%02x%02x size=%d.\n", __func__,
1632             ha->host_no, ct_req->req.rpa.port_name[0],
1633             ct_req->req.rpa.port_name[1], ct_req->req.rpa.port_name[2],
1634             ct_req->req.rpa.port_name[3], ct_req->req.rpa.port_name[4],
1635             ct_req->req.rpa.port_name[5], ct_req->req.rpa.port_name[6],
1636             ct_req->req.rpa.port_name[7], size));
1637         DEBUG13(qla2x00_dump_buffer(entries, size));
1638
1639         /* Execute MS IOCB */
1640         rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1641             sizeof(ms_iocb_entry_t));
1642         if (rval != QLA_SUCCESS) {
1643                 /*EMPTY*/
1644                 DEBUG2_3(printk("scsi(%ld): RPA issue IOCB failed (%d).\n",
1645                     ha->host_no, rval));
1646         } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, "RPA") !=
1647             QLA_SUCCESS) {
1648                 rval = QLA_FUNCTION_FAILED;
1649         } else {
1650                 DEBUG2(printk("scsi(%ld): RPA exiting normally.\n",
1651                     ha->host_no));
1652         }
1653
1654         return rval;
1655 }
1656
1657 /**
1658  * qla2x00_fdmi_register() -
1659  * @ha: HA context
1660  *
1661  * Returns 0 on success.
1662  */
1663 int
1664 qla2x00_fdmi_register(scsi_qla_host_t *ha)
1665 {
1666         int rval;
1667
1668         rval = qla2x00_mgmt_svr_login(ha);
1669         if (rval)
1670                 return rval;
1671
1672         rval = qla2x00_fdmi_rhba(ha);
1673         if (rval) {
1674                 if (rval != QLA_ALREADY_REGISTERED)
1675                         return rval;
1676
1677                 rval = qla2x00_fdmi_dhba(ha);
1678                 if (rval)
1679                         return rval;
1680
1681                 rval = qla2x00_fdmi_rhba(ha);
1682                 if (rval)
1683                         return rval;
1684         }
1685         rval = qla2x00_fdmi_rpa(ha);
1686
1687         return rval;
1688 }
1689
1690 /**
1691  * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query.
1692  * @ha: HA context
1693  * @list: switch info entries to populate
1694  *
1695  * Returns 0 on success.
1696  */
1697 int
1698 qla2x00_gfpn_id(scsi_qla_host_t *ha, sw_info_t *list)
1699 {
1700         int             rval;
1701         uint16_t        i;
1702
1703         ms_iocb_entry_t *ms_pkt;
1704         struct ct_sns_req       *ct_req;
1705         struct ct_sns_rsp       *ct_rsp;
1706
1707         if (!IS_IIDMA_CAPABLE(ha))
1708                 return QLA_FUNCTION_FAILED;
1709
1710         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1711                 /* Issue GFPN_ID */
1712                 /* Prepare common MS IOCB */
1713                 ms_pkt = ha->isp_ops->prep_ms_iocb(ha, GFPN_ID_REQ_SIZE,
1714                     GFPN_ID_RSP_SIZE);
1715
1716                 /* Prepare CT request */
1717                 ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD,
1718                     GFPN_ID_RSP_SIZE);
1719                 ct_rsp = &ha->ct_sns->p.rsp;
1720
1721                 /* Prepare CT arguments -- port_id */
1722                 ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain;
1723                 ct_req->req.port_id.port_id[1] = list[i].d_id.b.area;
1724                 ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa;
1725
1726                 /* Execute MS IOCB */
1727                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1728                     sizeof(ms_iocb_entry_t));
1729                 if (rval != QLA_SUCCESS) {
1730                         /*EMPTY*/
1731                         DEBUG2_3(printk("scsi(%ld): GFPN_ID issue IOCB "
1732                             "failed (%d).\n", ha->host_no, rval));
1733                 } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
1734                     "GFPN_ID") != QLA_SUCCESS) {
1735                         rval = QLA_FUNCTION_FAILED;
1736                 } else {
1737                         /* Save fabric portname */
1738                         memcpy(list[i].fabric_port_name,
1739                             ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE);
1740                 }
1741
1742                 /* Last device exit. */
1743                 if (list[i].d_id.b.rsvd_1 != 0)
1744                         break;
1745         }
1746
1747         return (rval);
1748 }
1749
1750 static inline void *
1751 qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *ha, uint32_t req_size,
1752     uint32_t rsp_size)
1753 {
1754         struct ct_entry_24xx *ct_pkt;
1755
1756         ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb;
1757         memset(ct_pkt, 0, sizeof(struct ct_entry_24xx));
1758
1759         ct_pkt->entry_type = CT_IOCB_TYPE;
1760         ct_pkt->entry_count = 1;
1761         ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id);
1762         ct_pkt->timeout = __constant_cpu_to_le16(59);
1763         ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1);
1764         ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1);
1765         ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size);
1766         ct_pkt->cmd_byte_count = cpu_to_le32(req_size);
1767
1768         ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1769         ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1770         ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count;
1771
1772         ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma));
1773         ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma));
1774         ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count;
1775         ct_pkt->vp_index = ha->vp_idx;
1776
1777         return ct_pkt;
1778 }
1779
1780
1781 static inline struct ct_sns_req *
1782 qla24xx_prep_ct_fm_req(struct ct_sns_req *ct_req, uint16_t cmd,
1783     uint16_t rsp_size)
1784 {
1785         memset(ct_req, 0, sizeof(struct ct_sns_pkt));
1786
1787         ct_req->header.revision = 0x01;
1788         ct_req->header.gs_type = 0xFA;
1789         ct_req->header.gs_subtype = 0x01;
1790         ct_req->command = cpu_to_be16(cmd);
1791         ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4);
1792
1793         return ct_req;
1794 }
1795
1796 /**
1797  * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query.
1798  * @ha: HA context
1799  * @list: switch info entries to populate
1800  *
1801  * Returns 0 on success.
1802  */
1803 int
1804 qla2x00_gpsc(scsi_qla_host_t *ha, sw_info_t *list)
1805 {
1806         int             rval;
1807         uint16_t        i;
1808
1809         ms_iocb_entry_t *ms_pkt;
1810         struct ct_sns_req       *ct_req;
1811         struct ct_sns_rsp       *ct_rsp;
1812
1813         if (!IS_IIDMA_CAPABLE(ha))
1814                 return QLA_FUNCTION_FAILED;
1815         if (!ha->flags.gpsc_supported)
1816                 return QLA_FUNCTION_FAILED;
1817
1818         rval = qla2x00_mgmt_svr_login(ha);
1819         if (rval)
1820                 return rval;
1821
1822         for (i = 0; i < MAX_FIBRE_DEVICES; i++) {
1823                 /* Issue GFPN_ID */
1824                 /* Prepare common MS IOCB */
1825                 ms_pkt = qla24xx_prep_ms_fm_iocb(ha, GPSC_REQ_SIZE,
1826                     GPSC_RSP_SIZE);
1827
1828                 /* Prepare CT request */
1829                 ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req,
1830                     GPSC_CMD, GPSC_RSP_SIZE);
1831                 ct_rsp = &ha->ct_sns->p.rsp;
1832
1833                 /* Prepare CT arguments -- port_name */
1834                 memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_name,
1835                     WWN_SIZE);
1836
1837                 /* Execute MS IOCB */
1838                 rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
1839                     sizeof(ms_iocb_entry_t));
1840                 if (rval != QLA_SUCCESS) {
1841                         /*EMPTY*/
1842                         DEBUG2_3(printk("scsi(%ld): GPSC issue IOCB "
1843                             "failed (%d).\n", ha->host_no, rval));
1844                 } else if ((rval = qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp,
1845                     "GPSC")) != QLA_SUCCESS) {
1846                         /* FM command unsupported? */
1847                         if (rval == QLA_INVALID_COMMAND &&
1848                             ct_rsp->header.reason_code ==
1849                             CT_REASON_INVALID_COMMAND_CODE) {
1850                                 DEBUG2(printk("scsi(%ld): GPSC command "
1851                                     "unsupported, disabling query...\n",
1852                                     ha->host_no));
1853                                 ha->flags.gpsc_supported = 0;
1854                                 rval = QLA_FUNCTION_FAILED;
1855                                 break;
1856                         }
1857                         rval = QLA_FUNCTION_FAILED;
1858                 } else {
1859                         /* Save port-speed */
1860                         switch (be16_to_cpu(ct_rsp->rsp.gpsc.speed)) {
1861                         case BIT_15:
1862                                 list[i].fp_speed = PORT_SPEED_1GB;
1863                                 break;
1864                         case BIT_14:
1865                                 list[i].fp_speed = PORT_SPEED_2GB;
1866                                 break;
1867                         case BIT_13:
1868                                 list[i].fp_speed = PORT_SPEED_4GB;
1869                                 break;
1870                         case BIT_11:
1871                                 list[i].fp_speed = PORT_SPEED_8GB;
1872                                 break;
1873                         }
1874
1875                         DEBUG2_3(printk("scsi(%ld): GPSC ext entry - "
1876                             "fpn %02x%02x%02x%02x%02x%02x%02x%02x speeds=%04x "
1877                             "speed=%04x.\n", ha->host_no,
1878                             list[i].fabric_port_name[0],
1879                             list[i].fabric_port_name[1],
1880                             list[i].fabric_port_name[2],
1881                             list[i].fabric_port_name[3],
1882                             list[i].fabric_port_name[4],
1883                             list[i].fabric_port_name[5],
1884                             list[i].fabric_port_name[6],
1885                             list[i].fabric_port_name[7],
1886                             be16_to_cpu(ct_rsp->rsp.gpsc.speeds),
1887                             be16_to_cpu(ct_rsp->rsp.gpsc.speed)));
1888                 }
1889
1890                 /* Last device exit. */
1891                 if (list[i].d_id.b.rsvd_1 != 0)
1892                         break;
1893         }
1894
1895         return (rval);
1896 }