drivers/scsi/bfa/bfa_defs_fcs.h

   1 /*
   2  * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
   3  * All rights reserved
   4  * www.brocade.com
   5  *
   6  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
   7  *
   8  * This program is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License (GPL) Version 2 as
  10  * published by the Free Software Foundation
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  */
  17
  18 #ifndef __BFA_DEFS_FCS_H__
  19 #define __BFA_DEFS_FCS_H__
  20
  21 #include "bfa_fc.h"
  22 #include "bfa_defs_svc.h"
  23
  24 /*
  25  * VF states
  26  */
  27 enum bfa_vf_state {
  28         BFA_VF_UNINIT    = 0,   /*  fabric is not yet initialized */
  29         BFA_VF_LINK_DOWN = 1,   /*  link is down */
  30         BFA_VF_FLOGI     = 2,   /*  flogi is in progress */
  31         BFA_VF_AUTH      = 3,   /*  authentication in progress */
  32         BFA_VF_NOFABRIC  = 4,   /*  fabric is not present */
  33         BFA_VF_ONLINE    = 5,   /*  login to fabric is complete */
  34         BFA_VF_EVFP      = 6,   /*  EVFP is in progress */
  35         BFA_VF_ISOLATED  = 7,   /*  port isolated due to vf_id mismatch */
  36 };
  37
  38 /*
  39  * VF statistics
  40  */
  41 struct bfa_vf_stats_s {
  42         u32     flogi_sent;     /*  Num FLOGIs sent */
  43         u32     flogi_rsp_err;  /*  FLOGI response errors */
  44         u32     flogi_acc_err;  /*  FLOGI accept errors */
  45         u32     flogi_accepts;  /*  FLOGI accepts received */
  46         u32     flogi_rejects;  /*  FLOGI rejects received */
  47         u32     flogi_unknown_rsp; /*  Unknown responses for FLOGI */
  48         u32     flogi_alloc_wait; /*  Allocation waits prior to sending FLOGI */
  49         u32     flogi_rcvd;     /*  FLOGIs received */
  50         u32     flogi_rejected; /*  Incoming FLOGIs rejected */
  51         u32     fabric_onlines; /*  Internal fabric online notification sent
  52                                  *  to other modules */
  53         u32     fabric_offlines; /* Internal fabric offline notification sent
  54                                   * to other modules */
  55         u32     resvd; /*  padding for 64 bit alignment */
  56 };
  57
  58 /*
  59  * VF attributes returned in queries
  60  */
  61 struct bfa_vf_attr_s {
  62         enum bfa_vf_state  state;               /*  VF state */
  63         u32        rsvd;
  64         wwn_t           fabric_name;    /*  fabric name */
  65 };
  66
  67 #define BFA_FCS_MAX_LPORTS 256
  68 #define BFA_FCS_FABRIC_IPADDR_SZ  16
  69
  70 /*
  71  * symbolic names for base port/virtual port
  72  */
  73 #define BFA_SYMNAME_MAXLEN      128     /* 128 bytes */
  74 struct bfa_lport_symname_s {
  75         char        symname[BFA_SYMNAME_MAXLEN];
  76 };
  77
  78 /*
  79 * Roles of FCS port:
  80  *     - FCP IM and FCP TM roles cannot be enabled together for a FCS port
  81  *     - Create multiple ports if both IM and TM functions required.
  82  *     - Atleast one role must be specified.
  83  */
  84 enum bfa_lport_role {
  85         BFA_LPORT_ROLE_FCP_IM   = 0x01, /*  FCP initiator role */
  86         BFA_LPORT_ROLE_FCP_MAX  = BFA_LPORT_ROLE_FCP_IM,
  87 };
  88
  89 /*
  90  * FCS port configuration.
  91  */
  92 struct bfa_lport_cfg_s {
  93         wwn_t          pwwn;       /*  port wwn */
  94         wwn_t          nwwn;       /*  node wwn */
  95         struct bfa_lport_symname_s  sym_name;   /*  vm port symbolic name */
  96         struct bfa_lport_symname_s node_sym_name; /* Node symbolic name */
  97         enum bfa_lport_role roles;      /* FCS port roles */
  98         u32     rsvd;
  99         bfa_boolean_t   preboot_vp;  /*  vport created from PBC */
 100         u8      tag[16];        /* opaque tag from application */
 101         u8      padding[4];
 102 };
 103
 104 /*
 105  * FCS port states
 106  */
 107 enum bfa_lport_state {
 108         BFA_LPORT_UNINIT  = 0,  /*  PORT is not yet initialized */
 109         BFA_LPORT_FDISC   = 1,  /*  FDISC is in progress */
 110         BFA_LPORT_ONLINE  = 2,  /*  login to fabric is complete */
 111         BFA_LPORT_OFFLINE = 3,  /*  No login to fabric */
 112 };
 113
 114 /*
 115  * FCS port type.
 116  */
 117 enum bfa_lport_type {
 118         BFA_LPORT_TYPE_PHYSICAL = 0,
 119         BFA_LPORT_TYPE_VIRTUAL,
 120 };
 121
 122 /*
 123  * FCS port offline reason.
 124  */
 125 enum bfa_lport_offline_reason {
 126         BFA_LPORT_OFFLINE_UNKNOWN = 0,
 127         BFA_LPORT_OFFLINE_LINKDOWN,
 128         BFA_LPORT_OFFLINE_FAB_UNSUPPORTED,      /*  NPIV not supported by the
 129          *    fabric */
 130         BFA_LPORT_OFFLINE_FAB_NORESOURCES,
 131         BFA_LPORT_OFFLINE_FAB_LOGOUT,
 132 };
 133
 134 /*
 135  * FCS lport info.
 136  */
 137 struct bfa_lport_info_s {
 138         u8       port_type;     /* bfa_lport_type_t : physical or
 139          * virtual */
 140         u8       port_state;    /* one of bfa_lport_state values */
 141         u8       offline_reason;        /* one of bfa_lport_offline_reason_t
 142          * values */
 143         wwn_t      port_wwn;
 144         wwn_t      node_wwn;
 145
 146         /*
 147          * following 4 feilds are valid for Physical Ports only
 148          */
 149         u32     max_vports_supp;        /* Max supported vports */
 150         u32     num_vports_inuse;       /* Num of in use vports */
 151         u32     max_rports_supp;        /* Max supported rports */
 152         u32     num_rports_inuse;       /* Num of doscovered rports */
 153
 154 };
 155
 156 /*
 157  * FCS port statistics
 158  */
 159 struct bfa_lport_stats_s {
 160         u32     ns_plogi_sent;
 161         u32     ns_plogi_rsp_err;
 162         u32     ns_plogi_acc_err;
 163         u32     ns_plogi_accepts;
 164         u32     ns_rejects;     /* NS command rejects */
 165         u32     ns_plogi_unknown_rsp;
 166         u32     ns_plogi_alloc_wait;
 167
 168         u32     ns_retries;     /* NS command retries */
 169         u32     ns_timeouts;    /* NS command timeouts */
 170
 171         u32     ns_rspnid_sent;
 172         u32     ns_rspnid_accepts;
 173         u32     ns_rspnid_rsp_err;
 174         u32     ns_rspnid_rejects;
 175         u32     ns_rspnid_alloc_wait;
 176
 177         u32     ns_rftid_sent;
 178         u32     ns_rftid_accepts;
 179         u32     ns_rftid_rsp_err;
 180         u32     ns_rftid_rejects;
 181         u32     ns_rftid_alloc_wait;
 182
 183         u32     ns_rffid_sent;
 184         u32     ns_rffid_accepts;
 185         u32     ns_rffid_rsp_err;
 186         u32     ns_rffid_rejects;
 187         u32     ns_rffid_alloc_wait;
 188
 189         u32     ns_gidft_sent;
 190         u32     ns_gidft_accepts;
 191         u32     ns_gidft_rsp_err;
 192         u32     ns_gidft_rejects;
 193         u32     ns_gidft_unknown_rsp;
 194         u32     ns_gidft_alloc_wait;
 195
 196         u32     ns_rnnid_sent;
 197         u32     ns_rnnid_accepts;
 198         u32     ns_rnnid_rsp_err;
 199         u32     ns_rnnid_rejects;
 200         u32     ns_rnnid_alloc_wait;
 201
 202         u32     ns_rsnn_nn_sent;
 203         u32     ns_rsnn_nn_accepts;
 204         u32     ns_rsnn_nn_rsp_err;
 205         u32     ns_rsnn_nn_rejects;
 206         u32     ns_rsnn_nn_alloc_wait;
 207
 208         /*
 209          * Mgmt Server stats
 210          */
 211         u32     ms_retries;     /* MS command retries */
 212         u32     ms_timeouts;    /* MS command timeouts */
 213         u32     ms_plogi_sent;
 214         u32     ms_plogi_rsp_err;
 215         u32     ms_plogi_acc_err;
 216         u32     ms_plogi_accepts;
 217         u32     ms_rejects;     /* MS command rejects */
 218         u32     ms_plogi_unknown_rsp;
 219         u32     ms_plogi_alloc_wait;
 220
 221         u32     num_rscn;       /* Num of RSCN received */
 222         u32     num_portid_rscn;/* Num portid format RSCN
 223         * received */
 224
 225         u32     uf_recvs;       /* Unsolicited recv frames      */
 226         u32     uf_recv_drops;  /* Dropped received frames      */
 227
 228         u32     plogi_rcvd;     /* Received plogi       */
 229         u32     prli_rcvd;      /* Received prli        */
 230         u32     adisc_rcvd;     /* Received adisc       */
 231         u32     prlo_rcvd;      /* Received prlo        */
 232         u32     logo_rcvd;      /* Received logo        */
 233         u32     rpsc_rcvd;      /* Received rpsc        */
 234         u32     un_handled_els_rcvd;    /* Received unhandled ELS       */
 235         u32     rport_plogi_timeouts; /* Rport plogi retry timeout count */
 236         u32     rport_del_max_plogi_retry; /* Deleted rport
 237                                             * (max retry of plogi) */
 238 };
 239
 240 /*
 241  * BFA port attribute returned in queries
 242  */
 243 struct bfa_lport_attr_s {
 244         enum bfa_lport_state state;     /*  port state */
 245         u32      pid;   /*  port ID */
 246         struct bfa_lport_cfg_s   port_cfg;      /*  port configuration */
 247         enum bfa_port_type port_type;   /*  current topology */
 248         u32      loopback;      /*  cable is externally looped back */
 249         wwn_t   fabric_name; /*  attached switch's nwwn */
 250         u8      fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /*  attached
 251         * fabric's ip addr */
 252         mac_t      fpma_mac;    /*  Lport's FPMA Mac address */
 253         u16     authfail;       /*  auth failed state */
 254 };
 255
 256
 257 /*
 258  * VPORT states
 259  */
 260 enum bfa_vport_state {
 261         BFA_FCS_VPORT_UNINIT            = 0,
 262         BFA_FCS_VPORT_CREATED           = 1,
 263         BFA_FCS_VPORT_OFFLINE           = 1,
 264         BFA_FCS_VPORT_FDISC_SEND        = 2,
 265         BFA_FCS_VPORT_FDISC             = 3,
 266         BFA_FCS_VPORT_FDISC_RETRY       = 4,
 267         BFA_FCS_VPORT_FDISC_RSP_WAIT    = 5,
 268         BFA_FCS_VPORT_ONLINE            = 6,
 269         BFA_FCS_VPORT_DELETING          = 7,
 270         BFA_FCS_VPORT_CLEANUP           = 8,
 271         BFA_FCS_VPORT_LOGO_SEND         = 9,
 272         BFA_FCS_VPORT_LOGO              = 10,
 273         BFA_FCS_VPORT_ERROR             = 11,
 274         BFA_FCS_VPORT_MAX_STATE,
 275 };
 276
 277 /*
 278  * vport statistics
 279  */
 280 struct bfa_vport_stats_s {
 281         struct bfa_lport_stats_s port_stats;    /*  base class (port) stats */
 282         /*
 283          * TODO - remove
 284          */
 285
 286         u32        fdisc_sent;  /*  num fdisc sent */
 287         u32        fdisc_accepts;       /*  fdisc accepts */
 288         u32        fdisc_retries;       /*  fdisc retries */
 289         u32        fdisc_timeouts;      /*  fdisc timeouts */
 290         u32        fdisc_rsp_err;       /*  fdisc response error */
 291         u32        fdisc_acc_bad;       /*  bad fdisc accepts */
 292         u32        fdisc_rejects;       /*  fdisc rejects */
 293         u32        fdisc_unknown_rsp;
 294         /*
 295          *!< fdisc rsp unknown error
 296          */
 297         u32        fdisc_alloc_wait;/*  fdisc req (fcxp)alloc wait */
 298
 299         u32        logo_alloc_wait;/*  logo req (fcxp) alloc wait */
 300         u32        logo_sent;   /*  logo sent */
 301         u32        logo_accepts;        /*  logo accepts */
 302         u32        logo_rejects;        /*  logo rejects */
 303         u32        logo_rsp_err;        /*  logo rsp errors */
 304         u32        logo_unknown_rsp;
 305                         /*  logo rsp unknown errors */
 306
 307         u32        fab_no_npiv; /*  fabric does not support npiv */
 308
 309         u32        fab_offline; /*  offline events from fab SM */
 310         u32        fab_online;  /*  online events from fab SM */
 311         u32        fab_cleanup; /*  cleanup request from fab SM */
 312         u32        rsvd;
 313 };
 314
 315 /*
 316  * BFA vport attribute returned in queries
 317  */
 318 struct bfa_vport_attr_s {
 319         struct bfa_lport_attr_s   port_attr; /*  base class (port) attributes */
 320         enum bfa_vport_state vport_state; /*  vport state */
 321         u32          rsvd;
 322 };
 323
 324 /*
 325  * FCS remote port states
 326  */
 327 enum bfa_rport_state {
 328         BFA_RPORT_UNINIT        = 0,    /*  PORT is not yet initialized */
 329         BFA_RPORT_OFFLINE       = 1,    /*  rport is offline */
 330         BFA_RPORT_PLOGI         = 2,    /*  PLOGI to rport is in progress */
 331         BFA_RPORT_ONLINE        = 3,    /*  login to rport is complete */
 332         BFA_RPORT_PLOGI_RETRY   = 4,    /*  retrying login to rport */
 333         BFA_RPORT_NSQUERY       = 5,    /*  nameserver query */
 334         BFA_RPORT_ADISC         = 6,    /*  ADISC authentication */
 335         BFA_RPORT_LOGO          = 7,    /*  logging out with rport */
 336         BFA_RPORT_LOGORCV       = 8,    /*  handling LOGO from rport */
 337         BFA_RPORT_NSDISC        = 9,    /*  re-discover rport */
 338 };
 339
 340 /*
 341  *  Rport Scsi Function : Initiator/Target.
 342  */
 343 enum bfa_rport_function {
 344         BFA_RPORT_INITIATOR     = 0x01, /*  SCSI Initiator      */
 345         BFA_RPORT_TARGET        = 0x02, /*  SCSI Target */
 346 };
 347
 348 /*
 349  * port/node symbolic names for rport
 350  */
 351 #define BFA_RPORT_SYMNAME_MAXLEN        255
 352 struct bfa_rport_symname_s {
 353         char            symname[BFA_RPORT_SYMNAME_MAXLEN];
 354 };
 355
 356 /*
 357  * FCS remote port statistics
 358  */
 359 struct bfa_rport_stats_s {
 360         u32        offlines;           /*  remote port offline count  */
 361         u32        onlines;            /*  remote port online count   */
 362         u32        rscns;              /*  RSCN affecting rport       */
 363         u32        plogis;                  /*  plogis sent                */
 364         u32        plogi_accs;      /*  plogi accepts              */
 365         u32        plogi_timeouts;          /*  plogi timeouts             */
 366         u32        plogi_rejects;           /*  rcvd plogi rejects         */
 367         u32        plogi_failed;            /*  local failure              */
 368         u32        plogi_rcvd;      /*  plogis rcvd                */
 369         u32        prli_rcvd;          /*  inbound PRLIs              */
 370         u32        adisc_rcvd;         /*  ADISCs received            */
 371         u32        adisc_rejects;      /*  recvd  ADISC rejects       */
 372         u32        adisc_sent;         /*  ADISC requests sent        */
 373         u32        adisc_accs;         /*  ADISC accepted by rport    */
 374         u32        adisc_failed;       /*  ADISC failed (no response) */
 375         u32        adisc_rejected;     /*  ADISC rejected by us    */
 376         u32        logos;              /*  logos sent                 */
 377         u32        logo_accs;          /*  LOGO accepts from rport    */
 378         u32        logo_failed;        /*  LOGO failures              */
 379         u32        logo_rejected;      /*  LOGO rejects from rport    */
 380         u32        logo_rcvd;          /*  LOGO from remote port      */
 381
 382         u32        rpsc_rcvd;         /*  RPSC received            */
 383         u32        rpsc_rejects;      /*  recvd  RPSC rejects       */
 384         u32        rpsc_sent;         /*  RPSC requests sent        */
 385         u32        rpsc_accs;         /*  RPSC accepted by rport    */
 386         u32        rpsc_failed;       /*  RPSC failed (no response) */
 387         u32        rpsc_rejected;     /*  RPSC rejected by us    */
 388
 389         u32     rjt_insuff_res; /*  LS RJT with insuff resources */
 390         struct bfa_rport_hal_stats_s    hal_stats;  /*  BFA rport stats    */
 391 };
 392
 393 /*
 394  * FCS remote port attributes returned in queries
 395  */
 396 struct bfa_rport_attr_s {
 397         wwn_t           nwwn;   /*  node wwn */
 398         wwn_t           pwwn;   /*  port wwn */
 399         enum fc_cos cos_supported;      /*  supported class of services */
 400         u32             pid;    /*  port ID */
 401         u32             df_sz;  /*  Max payload size */
 402         enum bfa_rport_state    state;  /*  Rport State machine state */
 403         enum fc_cos     fc_cos; /*  FC classes of services */
 404         bfa_boolean_t   cisc;   /*  CISC capable device */
 405         struct bfa_rport_symname_s symname; /*  Symbolic Name */
 406         enum bfa_rport_function scsi_function; /*  Initiator/Target */
 407         struct bfa_rport_qos_attr_s qos_attr; /*  qos attributes  */
 408         enum bfa_port_speed curr_speed;   /*  operating speed got from
 409                                             * RPSC ELS. UNKNOWN, if RPSC
 410                                             * is not supported */
 411         bfa_boolean_t   trl_enforced;   /*  TRL enforced ? TRUE/FALSE */
 412         enum bfa_port_speed     assigned_speed; /* Speed assigned by the user.
 413                                                  * will be used if RPSC is not
 414                                                  * supported by the rport */
 415 };
 416
 417 struct bfa_rport_remote_link_stats_s {
 418         u32 lfc; /*  Link Failure Count */
 419         u32 lsyc; /*  Loss of Synchronization Count */
 420         u32 lsic; /*  Loss of Signal Count */
 421         u32 pspec; /*  Primitive Sequence Protocol Error Count */
 422         u32 itwc; /*  Invalid Transmission Word Count */
 423         u32 icc; /*  Invalid CRC Count */
 424 };
 425
 426 struct bfa_rport_qualifier_s {
 427         wwn_t   pwwn;   /* Port WWN */
 428         u32     pid;    /* port ID */
 429         u32     rsvd;
 430 };
 431
 432 #define BFA_MAX_IO_INDEX 7
 433 #define BFA_NO_IO_INDEX 9
 434
 435 /*
 436  * FCS itnim states
 437  */
 438 enum bfa_itnim_state {
 439         BFA_ITNIM_OFFLINE       = 0,    /*  offline */
 440         BFA_ITNIM_PRLI_SEND     = 1,    /*  prli send */
 441         BFA_ITNIM_PRLI_SENT     = 2,    /*  prli sent */
 442         BFA_ITNIM_PRLI_RETRY    = 3,    /*  prli retry */
 443         BFA_ITNIM_HCB_ONLINE    = 4,    /*  online callback */
 444         BFA_ITNIM_ONLINE        = 5,    /*  online */
 445         BFA_ITNIM_HCB_OFFLINE   = 6,    /*  offline callback */
 446         BFA_ITNIM_INITIATIOR    = 7,    /*  initiator */
 447 };
 448
 449 /*
 450  * FCS remote port statistics
 451  */
 452 struct bfa_itnim_stats_s {
 453         u32        onlines;     /*  num rport online */
 454         u32        offlines;    /*  num rport offline */
 455         u32        prli_sent;   /*  num prli sent out */
 456         u32        fcxp_alloc_wait;/*  num fcxp alloc waits */
 457         u32        prli_rsp_err;        /*  num prli rsp errors */
 458         u32        prli_rsp_acc;        /*  num prli rsp accepts */
 459         u32        initiator;   /*  rport is an initiator */
 460         u32        prli_rsp_parse_err;  /*  prli rsp parsing errors */
 461         u32        prli_rsp_rjt;        /*  num prli rsp rejects */
 462         u32        timeout;     /*  num timeouts detected */
 463         u32        sler;                /*  num sler notification from BFA */
 464         u32     rsvd;           /* padding for 64 bit alignment */
 465 };
 466
 467 /*
 468  * FCS itnim attributes returned in queries
 469  */
 470 struct bfa_itnim_attr_s {
 471         enum bfa_itnim_state state; /*  FCS itnim state        */
 472         u8 retry;               /*  data retransmision support */
 473         u8      task_retry_id;  /*  task retry ident support   */
 474         u8 rec_support;    /*  REC supported              */
 475         u8 conf_comp;      /*  confirmed completion supp  */
 476 };
 477
 478 #endif /* __BFA_DEFS_FCS_H__ */