drivers/scsi/bfa/include/defs/bfa_defs_rport.h

   1 /*
   2  * Copyright (c) 2005-2009 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_RPORT_H__
  19 #define __BFA_DEFS_RPORT_H__
  20
  21 #include <bfa_os_inc.h>
  22 #include <protocol/types.h>
  23 #include <defs/bfa_defs_pport.h>
  24 #include <defs/bfa_defs_port.h>
  25 #include <defs/bfa_defs_qos.h>
  26
  27 /**
  28  * FCS remote port states
  29  */
  30 enum bfa_rport_state {
  31         BFA_RPORT_UNINIT        = 0,    /*  PORT is not yet initialized */
  32         BFA_RPORT_OFFLINE       = 1,    /*  rport is offline */
  33         BFA_RPORT_PLOGI         = 2,    /*  PLOGI to rport is in progress */
  34         BFA_RPORT_ONLINE        = 3,    /*  login to rport is complete */
  35         BFA_RPORT_PLOGI_RETRY   = 4,    /*  retrying login to rport */
  36         BFA_RPORT_NSQUERY       = 5,    /*  nameserver query */
  37         BFA_RPORT_ADISC         = 6,    /*  ADISC authentication */
  38         BFA_RPORT_LOGO          = 7,    /*  logging out with rport */
  39         BFA_RPORT_LOGORCV       = 8,    /*  handling LOGO from rport */
  40         BFA_RPORT_NSDISC        = 9,    /*  re-discover rport */
  41 };
  42
  43 /**
  44  *  Rport Scsi Function : Initiator/Target.
  45  */
  46 enum bfa_rport_function {
  47         BFA_RPORT_INITIATOR     = 0x01, /*  SCSI Initiator      */
  48         BFA_RPORT_TARGET        = 0x02, /*  SCSI Target */
  49 };
  50
  51 /**
  52  * port/node symbolic names for rport
  53  */
  54 #define BFA_RPORT_SYMNAME_MAXLEN        255
  55 struct bfa_rport_symname_s {
  56         char            symname[BFA_RPORT_SYMNAME_MAXLEN];
  57 };
  58
  59 struct bfa_rport_hal_stats_s {
  60         u32        sm_un_cr;        /*  uninit: create events      */
  61         u32        sm_un_unexp;     /*  uninit: exception events   */
  62         u32        sm_cr_on;        /*  created: online events     */
  63         u32        sm_cr_del;       /*  created: delete events     */
  64         u32        sm_cr_hwf;       /*  created: IOC down          */
  65         u32        sm_cr_unexp;     /*  created: exception events  */
  66         u32        sm_fwc_rsp;      /*  fw create: f/w responses   */
  67         u32        sm_fwc_del;      /*  fw create: delete events   */
  68         u32        sm_fwc_off;      /*  fw create: offline events  */
  69         u32        sm_fwc_hwf;      /*  fw create: IOC down        */
  70         u32        sm_fwc_unexp;            /*  fw create: exception events*/
  71         u32        sm_on_off;       /*  online: offline events     */
  72         u32        sm_on_del;       /*  online: delete events      */
  73         u32        sm_on_hwf;       /*  online: IOC down events    */
  74         u32        sm_on_unexp;     /*  online: exception events   */
  75         u32        sm_fwd_rsp;      /*  fw delete: fw responses    */
  76         u32        sm_fwd_del;      /*  fw delete: delete events   */
  77         u32        sm_fwd_hwf;      /*  fw delete: IOC down events */
  78         u32        sm_fwd_unexp;            /*  fw delete: exception events*/
  79         u32        sm_off_del;      /*  offline: delete events     */
  80         u32        sm_off_on;       /*  offline: online events     */
  81         u32        sm_off_hwf;      /*  offline: IOC down events   */
  82         u32        sm_off_unexp;            /*  offline: exception events  */
  83         u32        sm_del_fwrsp;            /*  delete: fw responses       */
  84         u32        sm_del_hwf;      /*  delete: IOC down events    */
  85         u32        sm_del_unexp;            /*  delete: exception events   */
  86         u32        sm_delp_fwrsp;           /*  delete pend: fw responses  */
  87         u32        sm_delp_hwf;     /*  delete pend: IOC downs     */
  88         u32        sm_delp_unexp;           /*  delete pend: exceptions    */
  89         u32        sm_offp_fwrsp;           /*  off-pending: fw responses  */
  90         u32        sm_offp_del;     /*  off-pending: deletes       */
  91         u32        sm_offp_hwf;     /*  off-pending: IOC downs     */
  92         u32        sm_offp_unexp;           /*  off-pending: exceptions    */
  93         u32        sm_iocd_off;     /*  IOC down: offline events   */
  94         u32        sm_iocd_del;     /*  IOC down: delete events    */
  95         u32        sm_iocd_on;      /*  IOC down: online events    */
  96         u32        sm_iocd_unexp;           /*  IOC down: exceptions       */
  97         u32        rsvd;
  98 };
  99
 100 /**
 101  * FCS remote port statistics
 102  */
 103 struct bfa_rport_stats_s {
 104         u32        offlines;           /*  remote port offline count  */
 105         u32        onlines;            /*  remote port online count   */
 106         u32        rscns;              /*  RSCN affecting rport       */
 107         u32        plogis;                  /*  plogis sent                */
 108         u32        plogi_accs;      /*  plogi accepts              */
 109         u32        plogi_timeouts;          /*  plogi timeouts             */
 110         u32        plogi_rejects;           /*  rcvd plogi rejects         */
 111         u32        plogi_failed;            /*  local failure              */
 112         u32        plogi_rcvd;      /*  plogis rcvd                */
 113         u32        prli_rcvd;          /*  inbound PRLIs              */
 114         u32        adisc_rcvd;         /*  ADISCs received            */
 115         u32        adisc_rejects;      /*  recvd  ADISC rejects       */
 116         u32        adisc_sent;         /*  ADISC requests sent        */
 117         u32        adisc_accs;         /*  ADISC accepted by rport    */
 118         u32        adisc_failed;       /*  ADISC failed (no response) */
 119         u32        adisc_rejected;     /*  ADISC rejected by us    */
 120         u32        logos;              /*  logos sent                 */
 121         u32        logo_accs;          /*  LOGO accepts from rport    */
 122         u32        logo_failed;        /*  LOGO failures              */
 123         u32        logo_rejected;      /*  LOGO rejects from rport    */
 124         u32        logo_rcvd;          /*  LOGO from remote port      */
 125
 126         u32        rpsc_rcvd;         /*  RPSC received            */
 127         u32        rpsc_rejects;      /*  recvd  RPSC rejects       */
 128         u32        rpsc_sent;         /*  RPSC requests sent        */
 129         u32        rpsc_accs;         /*  RPSC accepted by rport    */
 130         u32        rpsc_failed;       /*  RPSC failed (no response) */
 131         u32        rpsc_rejected;     /*  RPSC rejected by us    */
 132
 133         u32        rsvd;
 134         struct bfa_rport_hal_stats_s    hal_stats;  /*  BFA rport stats    */
 135 };
 136
 137 /**
 138  *  Rport's QoS attributes
 139  */
 140 struct bfa_rport_qos_attr_s {
 141         enum bfa_qos_priority qos_priority;  /*  rport's QoS priority   */
 142         u32            qos_flow_id;       /*  QoS flow Id        */
 143 };
 144
 145 /**
 146  * FCS remote port attributes returned in queries
 147  */
 148 struct bfa_rport_attr_s {
 149         wwn_t                   nwwn;   /*  node wwn */
 150         wwn_t                   pwwn;   /*  port wwn */
 151         enum fc_cos cos_supported;      /*  supported class of services */
 152         u32             pid;    /*  port ID */
 153         u32             df_sz;  /*  Max payload size */
 154         enum bfa_rport_state    state;  /*  Rport State machine state */
 155         enum fc_cos             fc_cos; /*  FC classes of services */
 156         bfa_boolean_t           cisc;   /*  CISC capable device */
 157         struct bfa_rport_symname_s symname; /*  Symbolic Name */
 158         enum bfa_rport_function scsi_function; /*  Initiator/Target */
 159         struct bfa_rport_qos_attr_s qos_attr; /*  qos attributes  */
 160         enum bfa_pport_speed curr_speed;   /*  operating speed got from
 161                                             * RPSC ELS. UNKNOWN, if RPSC
 162                                             * is not supported */
 163         bfa_boolean_t   trl_enforced;   /*  TRL enforced ? TRUE/FALSE */
 164         enum bfa_pport_speed    assigned_speed; /* Speed assigned by the user.
 165                                                  * will be used if RPSC is not
 166                                                  * supported by the rport */
 167 };
 168
 169 #define bfa_rport_aen_qos_data_t struct bfa_rport_qos_attr_s
 170
 171 /**
 172  * BFA remote port events
 173  * Arguments below are in BFAL context from Mgmt
 174  * BFA_RPORT_AEN_ONLINE:    [in]: lpwwn [out]: vf_id, lpwwn, rpwwn
 175  * BFA_RPORT_AEN_OFFLINE:   [in]: lpwwn [out]: vf_id, lpwwn, rpwwn
 176  * BFA_RPORT_AEN_DISCONNECT:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn
 177  * BFA_RPORT_AEN_QOS_PRIO:  [in]: lpwwn [out]: vf_id, lpwwn, rpwwn, prio
 178  * BFA_RPORT_AEN_QOS_FLOWID:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn, flow_id
 179  */
 180 enum bfa_rport_aen_event {
 181         BFA_RPORT_AEN_ONLINE      = 1,  /*  RPort online event */
 182         BFA_RPORT_AEN_OFFLINE     = 2,  /*  RPort offline event */
 183         BFA_RPORT_AEN_DISCONNECT  = 3,  /*  RPort disconnect event */
 184         BFA_RPORT_AEN_QOS_PRIO    = 4,  /*  QOS priority change event */
 185         BFA_RPORT_AEN_QOS_FLOWID  = 5,  /*  QOS flow Id change event */
 186 };
 187
 188 struct bfa_rport_aen_data_s {
 189         u16        vf_id;       /*  vf_id of this logical port */
 190         u16        rsvd[3];
 191         wwn_t           ppwwn;  /*  WWN of its physical port */
 192         wwn_t           lpwwn;  /*  WWN of this logical port */
 193         wwn_t           rpwwn;  /*  WWN of this remote port */
 194         union {
 195                 bfa_rport_aen_qos_data_t qos;
 196         } priv;
 197 };
 198
 199 #endif /* __BFA_DEFS_RPORT_H__ */