release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/scsi/bfa/bfa_fcs_port.c

   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 /**
  19  *  bfa_fcs_pport.c BFA FCS PPORT ( physical port)
  20  */
  21
  22 #include <fcs/bfa_fcs.h>
  23 #include <bfa_svc.h>
  24 #include <fcs/bfa_fcs_fabric.h>
  25 #include "fcs_trcmod.h"
  26 #include "fcs.h"
  27 #include "fcs_fabric.h"
  28 #include "fcs_port.h"
  29
  30 BFA_TRC_FILE(FCS, PPORT);
  31
  32 static void
  33 bfa_fcs_pport_event_handler(void *cbarg, bfa_pport_event_t event)
  34 {
  35         struct bfa_fcs_s      *fcs = cbarg;
  36
  37         bfa_trc(fcs, event);
  38
  39         switch (event) {
  40         case BFA_PPORT_LINKUP:
  41                 bfa_fcs_fabric_link_up(&fcs->fabric);
  42                 break;
  43
  44         case BFA_PPORT_LINKDOWN:
  45                 bfa_fcs_fabric_link_down(&fcs->fabric);
  46                 break;
  47
  48         case BFA_PPORT_TRUNK_LINKDOWN:
  49                 bfa_assert(0);
  50                 break;
  51
  52         default:
  53                 bfa_assert(0);
  54         }
  55 }
  56
  57 void
  58 bfa_fcs_pport_attach(struct bfa_fcs_s *fcs)
  59 {
  60         bfa_fcport_event_register(fcs->bfa, bfa_fcs_pport_event_handler, fcs);
  61 }