drivers/scsi/bfa/bfa_port.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_PORT_H__
  19 #define __BFA_PORT_H__
  20
  21 #include "bfa_defs_svc.h"
  22 #include "bfa_ioc.h"
  23 #include "bfa_cs.h"
  24
  25 typedef void (*bfa_port_stats_cbfn_t) (void *dev, bfa_status_t status);
  26 typedef void (*bfa_port_endis_cbfn_t) (void *dev, bfa_status_t status);
  27
  28 struct bfa_port_s {
  29         void                            *dev;
  30         struct bfa_ioc_s                *ioc;
  31         struct bfa_trc_mod_s            *trcmod;
  32         u32                     msgtag;
  33         bfa_boolean_t                   stats_busy;
  34         struct bfa_mbox_cmd_s           stats_mb;
  35         bfa_port_stats_cbfn_t           stats_cbfn;
  36         void                            *stats_cbarg;
  37         bfa_status_t                    stats_status;
  38         u32                     stats_reset_time;
  39         union bfa_port_stats_u          *stats;
  40         struct bfa_dma_s                stats_dma;
  41         bfa_boolean_t                   endis_pending;
  42         struct bfa_mbox_cmd_s           endis_mb;
  43         bfa_port_endis_cbfn_t           endis_cbfn;
  44         void                            *endis_cbarg;
  45         bfa_status_t                    endis_status;
  46         struct bfa_ioc_hbfail_notify_s  hbfail;
  47 };
  48
  49 void         bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
  50                                 void *dev, struct bfa_trc_mod_s *trcmod);
  51 void         bfa_port_hbfail(void *arg);
  52
  53 bfa_status_t bfa_port_get_stats(struct bfa_port_s *port,
  54                                  union bfa_port_stats_u *stats,
  55                                  bfa_port_stats_cbfn_t cbfn, void *cbarg);
  56 bfa_status_t bfa_port_clear_stats(struct bfa_port_s *port,
  57                                    bfa_port_stats_cbfn_t cbfn, void *cbarg);
  58 bfa_status_t bfa_port_enable(struct bfa_port_s *port,
  59                               bfa_port_endis_cbfn_t cbfn, void *cbarg);
  60 bfa_status_t bfa_port_disable(struct bfa_port_s *port,
  61                                bfa_port_endis_cbfn_t cbfn, void *cbarg);
  62 u32     bfa_port_meminfo(void);
  63 void         bfa_port_mem_claim(struct bfa_port_s *port,
  64                                  u8 *dma_kva, u64 dma_pa);
  65 #endif  /* __BFA_PORT_H__ */