drivers/scsi/bfa/bfa_port_priv.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_PORT_PRIV_H__
  19 #define __BFA_PORT_PRIV_H__
  20
  21 #include <defs/bfa_defs_pport.h>
  22 #include <bfi/bfi_pport.h>
  23 #include "bfa_intr_priv.h"
  24
  25 /**
  26  * BFA physical port data structure
  27  */
  28 struct bfa_pport_s {
  29         struct bfa_s            *bfa;   /*  parent BFA instance */
  30         bfa_sm_t                sm;     /*  port state machine */
  31         wwn_t                   nwwn;   /*  node wwn of physical port */
  32         wwn_t                   pwwn;   /*  port wwn of physical oprt */
  33         enum bfa_pport_speed speed_sup;
  34                                         /*  supported speeds */
  35         enum bfa_pport_speed speed;     /*  current speed */
  36         enum bfa_pport_topology topology;       /*  current topology */
  37         u8                      myalpa; /*  my ALPA in LOOP topology */
  38         u8                      rsvd[3];
  39         struct bfa_pport_cfg_s  cfg;    /*  current port configuration */
  40         struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
  41         struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
  42         struct bfa_reqq_wait_s  reqq_wait;
  43                                         /*  to wait for room in reqq */
  44         struct bfa_reqq_wait_s  svcreq_wait;
  45                                         /*  to wait for room in reqq */
  46         struct bfa_reqq_wait_s  stats_reqq_wait;
  47                                         /*  to wait for room in reqq (stats) */
  48         void                    *event_cbarg;
  49         void                    (*event_cbfn) (void *cbarg,
  50                                                 bfa_pport_event_t event);
  51         union {
  52                 union bfi_pport_i2h_msg_u i2hmsg;
  53         } event_arg;
  54         void                    *bfad;  /*  BFA driver handle */
  55         struct bfa_cb_qe_s              hcb_qe; /*  BFA callback queue elem */
  56         enum bfa_pport_linkstate        hcb_event;
  57                                         /*  link event for callback */
  58         u32             msgtag; /*  fimrware msg tag for reply */
  59         u8                      *stats_kva;
  60         u64             stats_pa;
  61         union bfa_pport_stats_u *stats; /*  pport stats */
  62         u32             mypid : 24;
  63         u32             rsvd_b : 8;
  64         struct bfa_timer_s      timer;  /*  timer */
  65         union bfa_pport_stats_u         *stats_ret;
  66                                         /*  driver stats location */
  67         bfa_status_t            stats_status;
  68                                         /*  stats/statsclr status */
  69         bfa_boolean_t           stats_busy;
  70                                         /*  outstanding stats/statsclr */
  71         bfa_boolean_t           stats_qfull;
  72         bfa_boolean_t           diag_busy;
  73                                         /*  diag busy status */
  74         bfa_boolean_t           beacon;
  75                                         /*  port beacon status */
  76         bfa_boolean_t           link_e2e_beacon;
  77                                         /*  link beacon status */
  78         bfa_cb_pport_t          stats_cbfn;
  79                                         /*  driver callback function */
  80         void                    *stats_cbarg;
  81                                         /* *!< user callback arg */
  82 };
  83
  84 #define BFA_PORT_MOD(__bfa)     (&(__bfa)->modules.pport)
  85
  86 /*
  87  * public functions
  88  */
  89 void    bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
  90 #endif /* __BFA_PORT_PRIV_H__ */