linux/drivers/scsi/bfa/bfa_defs_fcs.h
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   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 */
  27enum 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 */
  41struct 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 */
  61struct 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 */
  74struct 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 */
  84enum 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 */
  92struct 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 */
 107enum 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 */
 117enum bfa_lport_type {
 118        BFA_LPORT_TYPE_PHYSICAL = 0,
 119        BFA_LPORT_TYPE_VIRTUAL,
 120};
 121
 122/*
 123 * FCS port offline reason.
 124 */
 125enum 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 */
 137struct 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 */
 159struct 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 */
 243struct 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 */
 260enum 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 */
 280struct 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 */
 318struct 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 */
 327enum 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 */
 343enum 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
 352struct bfa_rport_symname_s {
 353        char            symname[BFA_RPORT_SYMNAME_MAXLEN];
 354};
 355
 356/*
 357 * FCS remote port statistics
 358 */
 359struct 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 */
 396struct 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
 417struct 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
 426struct 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 */
 438enum 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 */
 452struct 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 */
 470struct 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__ */
 479