drivers/scsi/bfa/bfa_svc.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_SVC_H__
  19 #define __BFA_SVC_H__
  20
  21 #include "bfa_cs.h"
  22 #include "bfi_ms.h"
  23
  24
  25 /*
  26  * Scatter-gather DMA related defines
  27  */
  28 #define BFA_SGPG_MIN    (16)
  29
  30 /*
  31  * Alignment macro for SG page allocation
  32  */
  33 #define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1))  \
  34                               & ~(sizeof(struct bfi_sgpg_s) - 1))
  35
  36 struct bfa_sgpg_wqe_s {
  37         struct list_head qe;    /*  queue sg page element       */
  38         int     nsgpg;          /*  pages to be allocated       */
  39         int     nsgpg_total;    /*  total pages required        */
  40         void    (*cbfn) (void *cbarg);  /*  callback function   */
  41         void    *cbarg;         /*  callback arg                */
  42         struct list_head sgpg_q;        /*  queue of alloced sgpgs      */
  43 };
  44
  45 struct bfa_sgpg_s {
  46         struct list_head  qe;   /*  queue sg page element       */
  47         struct bfi_sgpg_s *sgpg;        /*  va of SG page               */
  48         union bfi_addr_u sgpg_pa;       /*  pa of SG page               */
  49 };
  50
  51 /*
  52  * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
  53  * SG pages required.
  54  */
  55 #define BFA_SGPG_NPAGE(_nsges)  (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
  56
  57 struct bfa_sgpg_mod_s {
  58         struct bfa_s *bfa;
  59         int             num_sgpgs;      /*  number of SG pages          */
  60         int             free_sgpgs;     /*  number of free SG pages     */
  61         struct bfa_sgpg_s       *hsgpg_arr;     /*  BFA SG page array   */
  62         struct bfi_sgpg_s *sgpg_arr;    /*  actual SG page array        */
  63         u64     sgpg_arr_pa;    /*  SG page array DMA addr      */
  64         struct list_head        sgpg_q;         /*  queue of free SG pages */
  65         struct list_head        sgpg_wait_q;    /*  wait queue for SG pages */
  66 };
  67 #define BFA_SGPG_MOD(__bfa)     (&(__bfa)->modules.sgpg_mod)
  68
  69 bfa_status_t bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
  70                              int nsgpgs);
  71 void bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs);
  72 void bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
  73                     void (*cbfn) (void *cbarg), void *cbarg);
  74 void bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpgs);
  75 void bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
  76
  77
  78 /*
  79  * FCXP related defines
  80  */
  81 #define BFA_FCXP_MIN            (1)
  82 #define BFA_FCXP_MAX_IBUF_SZ    (2 * 1024 + 256)
  83 #define BFA_FCXP_MAX_LBUF_SZ    (4 * 1024 + 256)
  84
  85 struct bfa_fcxp_mod_s {
  86         struct bfa_s      *bfa;         /* backpointer to BFA */
  87         struct bfa_fcxp_s *fcxp_list;   /* array of FCXPs */
  88         u16     num_fcxps;      /* max num FCXP requests */
  89         struct list_head  fcxp_free_q;  /* free FCXPs */
  90         struct list_head  fcxp_active_q;        /* active FCXPs */
  91         void            *req_pld_list_kva;      /* list of FCXP req pld */
  92         u64     req_pld_list_pa;        /* list of FCXP req pld */
  93         void            *rsp_pld_list_kva;      /* list of FCXP resp pld */
  94         u64     rsp_pld_list_pa;        /* list of FCXP resp pld */
  95         struct list_head  wait_q;               /* wait queue for free fcxp */
  96         u32     req_pld_sz;
  97         u32     rsp_pld_sz;
  98 };
  99
 100 #define BFA_FCXP_MOD(__bfa)             (&(__bfa)->modules.fcxp_mod)
 101 #define BFA_FCXP_FROM_TAG(__mod, __tag) (&(__mod)->fcxp_list[__tag])
 102
 103 typedef void    (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
 104                                    void *cb_arg, bfa_status_t req_status,
 105                                    u32 rsp_len, u32 resid_len,
 106                                    struct fchs_s *rsp_fchs);
 107
 108 typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
 109 typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
 110 typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
 111                                     void *cbarg, enum bfa_status req_status,
 112                                     u32 rsp_len, u32 resid_len,
 113                                     struct fchs_s *rsp_fchs);
 114 typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
 115
 116
 117
 118 /*
 119  * Information needed for a FCXP request
 120  */
 121 struct bfa_fcxp_req_info_s {
 122         struct bfa_rport_s *bfa_rport;
 123                                         /* Pointer to the bfa rport that was
 124                                          * returned from bfa_rport_create().
 125                                          * This could be left NULL for WKA or
 126                                          * for FCXP interactions before the
 127                                          * rport nexus is established
 128                                          */
 129         struct fchs_s   fchs;   /*  request FC header structure */
 130         u8              cts;    /*  continuous sequence */
 131         u8              class;  /*  FC class for the request/response */
 132         u16     max_frmsz;      /*  max send frame size */
 133         u16     vf_id;  /*  vsan tag if applicable */
 134         u8              lp_tag; /*  lport tag */
 135         u32     req_tot_len;    /*  request payload total length */
 136 };
 137
 138 struct bfa_fcxp_rsp_info_s {
 139         struct fchs_s   rsp_fchs;
 140                                 /* Response frame's FC header will
 141                                  * be sent back in this field */
 142         u8              rsp_timeout;
 143                                 /* timeout in seconds, 0-no response */
 144         u8              rsvd2[3];
 145         u32     rsp_maxlen;     /*  max response length expected */
 146 };
 147
 148 struct bfa_fcxp_s {
 149         struct list_head        qe;             /*  fcxp queue element */
 150         bfa_sm_t        sm;             /*  state machine */
 151         void            *caller;        /*  driver or fcs */
 152         struct bfa_fcxp_mod_s *fcxp_mod;
 153         /*  back pointer to fcxp mod */
 154         u16     fcxp_tag;       /*  internal tag */
 155         struct bfa_fcxp_req_info_s req_info;
 156         /*  request info */
 157         struct bfa_fcxp_rsp_info_s rsp_info;
 158         /*  response info */
 159         u8      use_ireqbuf;    /*  use internal req buf */
 160         u8              use_irspbuf;    /*  use internal rsp buf */
 161         u32     nreq_sgles;     /*  num request SGLEs */
 162         u32     nrsp_sgles;     /*  num response SGLEs */
 163         struct list_head req_sgpg_q;    /*  SG pages for request buf */
 164         struct list_head req_sgpg_wqe;  /*  wait queue for req SG page */
 165         struct list_head rsp_sgpg_q;    /*  SG pages for response buf */
 166         struct list_head rsp_sgpg_wqe;  /*  wait queue for rsp SG page */
 167
 168         bfa_fcxp_get_sgaddr_t req_sga_cbfn;
 169         /*  SG elem addr user function */
 170         bfa_fcxp_get_sglen_t req_sglen_cbfn;
 171         /*  SG elem len user function */
 172         bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
 173         /*  SG elem addr user function */
 174         bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
 175         /*  SG elem len user function */
 176         bfa_cb_fcxp_send_t send_cbfn;   /*  send completion callback */
 177         void            *send_cbarg;    /*  callback arg */
 178         struct bfa_sge_s   req_sge[BFA_FCXP_MAX_SGES];
 179         /*  req SG elems */
 180         struct bfa_sge_s   rsp_sge[BFA_FCXP_MAX_SGES];
 181         /*  rsp SG elems */
 182         u8              rsp_status;     /*  comp: rsp status */
 183         u32     rsp_len;        /*  comp: actual response len */
 184         u32     residue_len;    /*  comp: residual rsp length */
 185         struct fchs_s   rsp_fchs;       /*  comp: response fchs */
 186         struct bfa_cb_qe_s    hcb_qe;   /*  comp: callback qelem */
 187         struct bfa_reqq_wait_s  reqq_wqe;
 188         bfa_boolean_t   reqq_waiting;
 189 };
 190
 191 struct bfa_fcxp_wqe_s {
 192         struct list_head                qe;
 193         bfa_fcxp_alloc_cbfn_t   alloc_cbfn;
 194         void            *alloc_cbarg;
 195         void            *caller;
 196         struct bfa_s    *bfa;
 197         int             nreq_sgles;
 198         int             nrsp_sgles;
 199         bfa_fcxp_get_sgaddr_t   req_sga_cbfn;
 200         bfa_fcxp_get_sglen_t    req_sglen_cbfn;
 201         bfa_fcxp_get_sgaddr_t   rsp_sga_cbfn;
 202         bfa_fcxp_get_sglen_t    rsp_sglen_cbfn;
 203 };
 204
 205 #define BFA_FCXP_REQ_PLD(_fcxp)         (bfa_fcxp_get_reqbuf(_fcxp))
 206 #define BFA_FCXP_RSP_FCHS(_fcxp)        (&((_fcxp)->rsp_info.fchs))
 207 #define BFA_FCXP_RSP_PLD(_fcxp)         (bfa_fcxp_get_rspbuf(_fcxp))
 208
 209 #define BFA_FCXP_REQ_PLD_PA(_fcxp)                              \
 210         ((_fcxp)->fcxp_mod->req_pld_list_pa +                   \
 211          ((_fcxp)->fcxp_mod->req_pld_sz  * (_fcxp)->fcxp_tag))
 212
 213 #define BFA_FCXP_RSP_PLD_PA(_fcxp)                              \
 214         ((_fcxp)->fcxp_mod->rsp_pld_list_pa +                   \
 215          ((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag))
 216
 217 void    bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
 218
 219
 220 /*
 221  * RPORT related defines
 222  */
 223 enum bfa_rport_event {
 224         BFA_RPORT_SM_CREATE     = 1,    /*  rport create event          */
 225         BFA_RPORT_SM_DELETE     = 2,    /*  deleting an existing rport  */
 226         BFA_RPORT_SM_ONLINE     = 3,    /*  rport is online             */
 227         BFA_RPORT_SM_OFFLINE    = 4,    /*  rport is offline            */
 228         BFA_RPORT_SM_FWRSP      = 5,    /*  firmware response           */
 229         BFA_RPORT_SM_HWFAIL     = 6,    /*  IOC h/w failure             */
 230         BFA_RPORT_SM_QOS_SCN    = 7,    /*  QoS SCN from firmware       */
 231         BFA_RPORT_SM_SET_SPEED  = 8,    /*  Set Rport Speed             */
 232         BFA_RPORT_SM_QRESUME    = 9,    /*  space in requeue queue      */
 233 };
 234
 235 #define BFA_RPORT_MIN   4
 236
 237 struct bfa_rport_mod_s {
 238         struct bfa_rport_s *rps_list;   /*  list of rports      */
 239         struct list_head        rp_free_q;      /*  free bfa_rports     */
 240         struct list_head        rp_active_q;    /*  free bfa_rports     */
 241         u16     num_rports;     /*  number of rports    */
 242 };
 243
 244 #define BFA_RPORT_MOD(__bfa)    (&(__bfa)->modules.rport_mod)
 245
 246 /*
 247  * Convert rport tag to RPORT
 248  */
 249 #define BFA_RPORT_FROM_TAG(__bfa, _tag)                         \
 250         (BFA_RPORT_MOD(__bfa)->rps_list +                       \
 251          ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
 252
 253 /*
 254  * protected functions
 255  */
 256 void    bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
 257
 258 /*
 259  *      BFA rport information.
 260  */
 261 struct bfa_rport_info_s {
 262         u16     max_frmsz;      /*  max rcv pdu size                */
 263         u32     pid:24, /*  remote port ID                  */
 264                 lp_tag:8;       /*  tag                     */
 265         u32     local_pid:24,   /*  local port ID                   */
 266                 cisc:8; /*  CIRO supported                  */
 267         u8      fc_class;       /*  supported FC classes. enum fc_cos */
 268         u8      vf_en;          /*  virtual fabric enable           */
 269         u16     vf_id;          /*  virtual fabric ID               */
 270         enum bfa_port_speed speed;      /*  Rport's current speed           */
 271 };
 272
 273 /*
 274  * BFA rport data structure
 275  */
 276 struct bfa_rport_s {
 277         struct list_head        qe;     /*  queue element                   */
 278         bfa_sm_t        sm;             /*  state machine                   */
 279         struct bfa_s    *bfa;           /*  backpointer to BFA              */
 280         void            *rport_drv;     /*  fcs/driver rport object         */
 281         u16     fw_handle;      /*  firmware rport handle           */
 282         u16     rport_tag;      /*  BFA rport tag                   */
 283         struct bfa_rport_info_s rport_info; /*  rport info from fcs/driver */
 284         struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq     */
 285         struct bfa_cb_qe_s hcb_qe;      /*  BFA callback qelem              */
 286         struct bfa_rport_hal_stats_s stats; /*  BFA rport statistics        */
 287         struct bfa_rport_qos_attr_s qos_attr;
 288         union a {
 289                 bfa_status_t    status; /*  f/w status */
 290                 void            *fw_msg; /*  QoS scn event                  */
 291         } event_arg;
 292 };
 293 #define BFA_RPORT_FC_COS(_rport)        ((_rport)->rport_info.fc_class)
 294
 295
 296 /*
 297  * UF - unsolicited receive related defines
 298  */
 299
 300 #define BFA_UF_MIN      (4)
 301
 302
 303 struct bfa_uf_s {
 304         struct list_head        qe;     /*  queue element               */
 305         struct bfa_s            *bfa;   /*  bfa instance                */
 306         u16     uf_tag;         /*  identifying tag fw msgs     */
 307         u16     vf_id;
 308         u16     src_rport_handle;
 309         u16     rsvd;
 310         u8              *data_ptr;
 311         u16     data_len;       /*  actual receive length       */
 312         u16     pb_len;         /*  posted buffer length        */
 313         void            *buf_kva;       /*  buffer virtual address      */
 314         u64     buf_pa;         /*  buffer physical address     */
 315         struct bfa_cb_qe_s hcb_qe;      /*  comp: BFA comp qelem        */
 316         struct bfa_sge_s sges[BFI_SGE_INLINE_MAX];
 317 };
 318
 319 /*
 320  *      Callback prototype for unsolicited frame receive handler.
 321  *
 322  * @param[in]           cbarg           callback arg for receive handler
 323  * @param[in]           uf              unsolicited frame descriptor
 324  *
 325  * @return None
 326  */
 327 typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
 328
 329 struct bfa_uf_mod_s {
 330         struct bfa_s *bfa;              /*  back pointer to BFA */
 331         struct bfa_uf_s *uf_list;       /*  array of UFs */
 332         u16     num_ufs;        /*  num unsolicited rx frames */
 333         struct list_head        uf_free_q;      /*  free UFs */
 334         struct list_head        uf_posted_q;    /*  UFs posted to IOC */
 335         struct bfa_uf_buf_s *uf_pbs_kva;        /*  list UF bufs request pld */
 336         u64     uf_pbs_pa;      /*  phy addr for UF bufs */
 337         struct bfi_uf_buf_post_s *uf_buf_posts;
 338         /*  pre-built UF post msgs */
 339         bfa_cb_uf_recv_t ufrecv;        /*  uf recv handler function */
 340         void            *cbarg;         /*  uf receive handler arg */
 341 };
 342
 343 #define BFA_UF_MOD(__bfa)       (&(__bfa)->modules.uf_mod)
 344
 345 #define ufm_pbs_pa(_ufmod, _uftag)                                      \
 346         ((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag))
 347
 348 void    bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
 349
 350 #define BFA_UF_BUFSZ    (2 * 1024 + 256)
 351
 352 /*
 353  * @todo private
 354  */
 355 struct bfa_uf_buf_s {
 356         u8              d[BFA_UF_BUFSZ];
 357 };
 358
 359
 360 /*
 361  * LPS - bfa lport login/logout service interface
 362  */
 363 struct bfa_lps_s {
 364         struct list_head        qe;     /*  queue element               */
 365         struct bfa_s    *bfa;           /*  parent bfa instance */
 366         bfa_sm_t        sm;             /*  finite state machine        */
 367         u8              lp_tag;         /*  lport tag                   */
 368         u8              reqq;           /*  lport request queue */
 369         u8              alpa;           /*  ALPA for loop topologies    */
 370         u32     lp_pid;         /*  lport port ID               */
 371         bfa_boolean_t   fdisc;          /*  snd FDISC instead of FLOGI  */
 372         bfa_boolean_t   auth_en;        /*  enable authentication       */
 373         bfa_boolean_t   auth_req;       /*  authentication required     */
 374         bfa_boolean_t   npiv_en;        /*  NPIV is allowed by peer     */
 375         bfa_boolean_t   fport;          /*  attached peer is F_PORT     */
 376         bfa_boolean_t   brcd_switch;    /*  attached peer is brcd sw    */
 377         bfa_status_t    status;         /*  login status                */
 378         u16             pdusz;          /*  max receive PDU size        */
 379         u16             pr_bbcred;      /*  BB_CREDIT from peer         */
 380         u8              lsrjt_rsn;      /*  LSRJT reason                */
 381         u8              lsrjt_expl;     /*  LSRJT explanation           */
 382         wwn_t           pwwn;           /*  port wwn of lport           */
 383         wwn_t           nwwn;           /*  node wwn of lport           */
 384         wwn_t           pr_pwwn;        /*  port wwn of lport peer      */
 385         wwn_t           pr_nwwn;        /*  node wwn of lport peer      */
 386         mac_t           lp_mac;         /*  fpma/spma MAC for lport     */
 387         mac_t           fcf_mac;        /*  FCF MAC of lport            */
 388         struct bfa_reqq_wait_s  wqe;    /*  request wait queue element  */
 389         void            *uarg;          /*  user callback arg           */
 390         struct bfa_cb_qe_s hcb_qe;      /*  comp: callback qelem        */
 391         struct bfi_lps_login_rsp_s *loginrsp;
 392         bfa_eproto_status_t ext_status;
 393 };
 394
 395 struct bfa_lps_mod_s {
 396         struct list_head                lps_free_q;
 397         struct list_head                lps_active_q;
 398         struct bfa_lps_s        *lps_arr;
 399         int                     num_lps;
 400 };
 401
 402 #define BFA_LPS_MOD(__bfa)              (&(__bfa)->modules.lps_mod)
 403 #define BFA_LPS_FROM_TAG(__mod, __tag)  (&(__mod)->lps_arr[__tag])
 404
 405 /*
 406  * external functions
 407  */
 408 void    bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
 409
 410
 411 /*
 412  * FCPORT related defines
 413  */
 414
 415 #define BFA_FCPORT(_bfa)        (&((_bfa)->modules.port))
 416 typedef void (*bfa_cb_port_t) (void *cbarg, enum bfa_status status);
 417
 418 /*
 419  * Link notification data structure
 420  */
 421 struct bfa_fcport_ln_s {
 422         struct bfa_fcport_s     *fcport;
 423         bfa_sm_t                sm;
 424         struct bfa_cb_qe_s      ln_qe;  /*  BFA callback queue elem for ln */
 425         enum bfa_port_linkstate ln_event; /*  ln event for callback */
 426 };
 427
 428 struct bfa_fcport_trunk_s {
 429         struct bfa_trunk_attr_s attr;
 430 };
 431
 432 /*
 433  * BFA FC port data structure
 434  */
 435 struct bfa_fcport_s {
 436         struct bfa_s            *bfa;   /*  parent BFA instance */
 437         bfa_sm_t                sm;     /*  port state machine */
 438         wwn_t                   nwwn;   /*  node wwn of physical port */
 439         wwn_t                   pwwn;   /*  port wwn of physical oprt */
 440         enum bfa_port_speed speed_sup;
 441         /*  supported speeds */
 442         enum bfa_port_speed speed;      /*  current speed */
 443         enum bfa_port_topology topology;        /*  current topology */
 444         u8                      myalpa; /*  my ALPA in LOOP topology */
 445         u8                      rsvd[3];
 446         struct bfa_port_cfg_s   cfg;    /*  current port configuration */
 447         bfa_boolean_t           use_flash_cfg; /* get port cfg from flash */
 448         struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
 449         struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
 450         struct bfa_reqq_wait_s  reqq_wait;
 451         /*  to wait for room in reqq */
 452         struct bfa_reqq_wait_s  svcreq_wait;
 453         /*  to wait for room in reqq */
 454         struct bfa_reqq_wait_s  stats_reqq_wait;
 455         /*  to wait for room in reqq (stats) */
 456         void                    *event_cbarg;
 457         void                    (*event_cbfn) (void *cbarg,
 458                                                enum bfa_port_linkstate event);
 459         union {
 460                 union bfi_fcport_i2h_msg_u i2hmsg;
 461         } event_arg;
 462         void                    *bfad;  /*  BFA driver handle */
 463         struct bfa_fcport_ln_s  ln; /*  Link Notification */
 464         struct bfa_cb_qe_s      hcb_qe; /*  BFA callback queue elem */
 465         struct bfa_timer_s      timer;  /*  timer */
 466         u32             msgtag; /*  fimrware msg tag for reply */
 467         u8                      *stats_kva;
 468         u64             stats_pa;
 469         union bfa_fcport_stats_u *stats;
 470         union bfa_fcport_stats_u *stats_ret; /*  driver stats location */
 471         bfa_status_t            stats_status; /*  stats/statsclr status */
 472         bfa_boolean_t           stats_busy; /*  outstanding stats/statsclr */
 473         bfa_boolean_t           stats_qfull;
 474         u32             stats_reset_time; /*  stats reset time stamp */
 475         bfa_cb_port_t           stats_cbfn; /*  driver callback function */
 476         void                    *stats_cbarg; /* *!< user callback arg */
 477         bfa_boolean_t           diag_busy; /*  diag busy status */
 478         bfa_boolean_t           beacon; /*  port beacon status */
 479         bfa_boolean_t           link_e2e_beacon; /*  link beacon status */
 480         struct bfa_fcport_trunk_s trunk;
 481         u16             fcoe_vlan;
 482 };
 483
 484 #define BFA_FCPORT_MOD(__bfa)   (&(__bfa)->modules.fcport)
 485
 486 /*
 487  * protected functions
 488  */
 489 void bfa_fcport_init(struct bfa_s *bfa);
 490 void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
 491
 492 /*
 493  * bfa fcport API functions
 494  */
 495 bfa_status_t bfa_fcport_enable(struct bfa_s *bfa);
 496 bfa_status_t bfa_fcport_disable(struct bfa_s *bfa);
 497 bfa_status_t bfa_fcport_cfg_speed(struct bfa_s *bfa,
 498                                   enum bfa_port_speed speed);
 499 enum bfa_port_speed bfa_fcport_get_speed(struct bfa_s *bfa);
 500 bfa_status_t bfa_fcport_cfg_topology(struct bfa_s *bfa,
 501                                      enum bfa_port_topology topo);
 502 enum bfa_port_topology bfa_fcport_get_topology(struct bfa_s *bfa);
 503 bfa_status_t bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
 504 bfa_boolean_t bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
 505 u8 bfa_fcport_get_myalpa(struct bfa_s *bfa);
 506 bfa_status_t bfa_fcport_clr_hardalpa(struct bfa_s *bfa);
 507 bfa_status_t bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
 508 u16 bfa_fcport_get_maxfrsize(struct bfa_s *bfa);
 509 u8 bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa);
 510 void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr);
 511 wwn_t bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
 512 void bfa_fcport_event_register(struct bfa_s *bfa,
 513                         void (*event_cbfn) (void *cbarg,
 514                         enum bfa_port_linkstate event), void *event_cbarg);
 515 bfa_boolean_t bfa_fcport_is_disabled(struct bfa_s *bfa);
 516 enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
 517
 518 void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
 519 bfa_boolean_t     bfa_fcport_is_ratelim(struct bfa_s *bfa);
 520 bfa_boolean_t   bfa_fcport_is_linkup(struct bfa_s *bfa);
 521 bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
 522                                   union bfa_fcport_stats_u *stats,
 523                                   bfa_cb_port_t cbfn, void *cbarg);
 524 bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn,
 525                                     void *cbarg);
 526 bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
 527
 528 /*
 529  * bfa rport API functions
 530  */
 531 struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
 532 void bfa_rport_online(struct bfa_rport_s *rport,
 533                       struct bfa_rport_info_s *rport_info);
 534 void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed);
 535 void bfa_cb_rport_online(void *rport);
 536 void bfa_cb_rport_offline(void *rport);
 537 void bfa_cb_rport_qos_scn_flowid(void *rport,
 538                                  struct bfa_rport_qos_attr_s old_qos_attr,
 539                                  struct bfa_rport_qos_attr_s new_qos_attr);
 540 void bfa_cb_rport_qos_scn_prio(void *rport,
 541                                struct bfa_rport_qos_attr_s old_qos_attr,
 542                                struct bfa_rport_qos_attr_s new_qos_attr);
 543
 544 /*
 545  * bfa fcxp API functions
 546  */
 547 struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
 548                                   int nreq_sgles, int nrsp_sgles,
 549                                   bfa_fcxp_get_sgaddr_t get_req_sga,
 550                                   bfa_fcxp_get_sglen_t get_req_sglen,
 551                                   bfa_fcxp_get_sgaddr_t get_rsp_sga,
 552                                   bfa_fcxp_get_sglen_t get_rsp_sglen);
 553 void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
 554                                 bfa_fcxp_alloc_cbfn_t alloc_cbfn,
 555                                 void *cbarg, void *bfad_fcxp,
 556                                 int nreq_sgles, int nrsp_sgles,
 557                                 bfa_fcxp_get_sgaddr_t get_req_sga,
 558                                 bfa_fcxp_get_sglen_t get_req_sglen,
 559                                 bfa_fcxp_get_sgaddr_t get_rsp_sga,
 560                                 bfa_fcxp_get_sglen_t get_rsp_sglen);
 561 void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
 562                             struct bfa_fcxp_wqe_s *wqe);
 563 void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
 564
 565 void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
 566 void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
 567
 568 void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
 569
 570 void bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
 571                    u16 vf_id, u8 lp_tag,
 572                    bfa_boolean_t cts, enum fc_cos cos,
 573                    u32 reqlen, struct fchs_s *fchs,
 574                    bfa_cb_fcxp_send_t cbfn,
 575                    void *cbarg,
 576                    u32 rsp_maxlen, u8 rsp_timeout);
 577 bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
 578 u32 bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
 579 u32 bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
 580
 581 static inline void *
 582 bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
 583 {
 584         return uf->data_ptr;
 585 }
 586
 587 static inline   u16
 588 bfa_uf_get_frmlen(struct bfa_uf_s *uf)
 589 {
 590         return uf->data_len;
 591 }
 592
 593 /*
 594  * bfa uf API functions
 595  */
 596 void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
 597                           void *cbarg);
 598 void bfa_uf_free(struct bfa_uf_s *uf);
 599
 600 /*
 601  * bfa lport service api
 602  */
 603
 604 u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
 605 struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
 606 void bfa_lps_delete(struct bfa_lps_s *lps);
 607 void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
 608                    u16 pdusz, wwn_t pwwn, wwn_t nwwn,
 609                    bfa_boolean_t auth_en);
 610 void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
 611                    wwn_t pwwn, wwn_t nwwn);
 612 void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
 613 void bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, u32 n2n_pid);
 614 u32 bfa_lps_get_base_pid(struct bfa_s *bfa);
 615 u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
 616 void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
 617 void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
 618 void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
 619 void bfa_cb_lps_cvl_event(void *bfad, void *uarg);
 620
 621 #endif /* __BFA_SVC_H__ */