drivers/scsi/bfa/bfa_modules.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 /*
  19  *  bfa_modules.h BFA modules
  20  */
  21
  22 #ifndef __BFA_MODULES_H__
  23 #define __BFA_MODULES_H__
  24
  25 #include "bfa_cs.h"
  26 #include "bfa.h"
  27 #include "bfa_svc.h"
  28 #include "bfa_fcpim.h"
  29 #include "bfa_port.h"
  30
  31 struct bfa_modules_s {
  32         struct bfa_fcdiag_s     fcdiag;         /* fcdiag module */
  33         struct bfa_fcport_s     fcport;         /*  fc port module            */
  34         struct bfa_fcxp_mod_s   fcxp_mod;       /*  fcxp module       */
  35         struct bfa_lps_mod_s    lps_mod;        /*  fcxp module       */
  36         struct bfa_uf_mod_s     uf_mod;         /*  unsolicited frame module */
  37         struct bfa_rport_mod_s  rport_mod;      /*  remote port module        */
  38         struct bfa_fcp_mod_s    fcp_mod;        /*  FCP initiator module     */
  39         struct bfa_sgpg_mod_s   sgpg_mod;       /*  SG page module            */
  40         struct bfa_port_s       port;           /*  Physical port module     */
  41         struct bfa_ablk_s       ablk;           /*  ASIC block config module */
  42         struct bfa_cee_s        cee;            /*  CEE Module  */
  43         struct bfa_sfp_s        sfp;            /*  SFP module  */
  44         struct bfa_flash_s      flash;          /*  flash module */
  45         struct bfa_diag_s       diag_mod;       /*  diagnostics module  */
  46         struct bfa_phy_s        phy;            /*  phy module          */
  47         struct bfa_dconf_mod_s  dconf_mod;      /*  DCONF common module */
  48 };
  49
  50 /*
  51  * !!! Only append to the enums defined here to avoid any versioning
  52  * !!! needed between trace utility and driver version
  53  */
  54 enum {
  55         BFA_TRC_HAL_CORE        = 1,
  56         BFA_TRC_HAL_FCXP        = 2,
  57         BFA_TRC_HAL_FCPIM       = 3,
  58         BFA_TRC_HAL_IOCFC_CT    = 4,
  59         BFA_TRC_HAL_IOCFC_CB    = 5,
  60 };
  61
  62 /*
  63  * Macro to define a new BFA module
  64  */
  65 #define BFA_MODULE(__mod)                                               \
  66         static void bfa_ ## __mod ## _meminfo(                          \
  67                         struct bfa_iocfc_cfg_s *cfg,                    \
  68                         struct bfa_meminfo_s *meminfo,                  \
  69                         struct bfa_s *bfa);                             \
  70         static void bfa_ ## __mod ## _attach(struct bfa_s *bfa,         \
  71                         void *bfad, struct bfa_iocfc_cfg_s *cfg,        \
  72                         struct bfa_pcidev_s *pcidev);      \
  73         static void bfa_ ## __mod ## _detach(struct bfa_s *bfa);      \
  74         static void bfa_ ## __mod ## _start(struct bfa_s *bfa);      \
  75         static void bfa_ ## __mod ## _stop(struct bfa_s *bfa);      \
  76         static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa);      \
  77                                                                         \
  78         extern struct bfa_module_s hal_mod_ ## __mod;                   \
  79         struct bfa_module_s hal_mod_ ## __mod = {                       \
  80                 bfa_ ## __mod ## _meminfo,                              \
  81                 bfa_ ## __mod ## _attach,                               \
  82                 bfa_ ## __mod ## _detach,                               \
  83                 bfa_ ## __mod ## _start,                                \
  84                 bfa_ ## __mod ## _stop,                                 \
  85                 bfa_ ## __mod ## _iocdisable,                           \
  86         }
  87
  88 #define BFA_CACHELINE_SZ        (256)
  89
  90 /*
  91  * Structure used to interact between different BFA sub modules
  92  *
  93  * Each sub module needs to implement only the entry points relevant to it (and
  94  * can leave entry points as NULL)
  95  */
  96 struct bfa_module_s {
  97         void (*meminfo) (struct bfa_iocfc_cfg_s *cfg,
  98                          struct bfa_meminfo_s *meminfo,
  99                          struct bfa_s *bfa);
 100         void (*attach) (struct bfa_s *bfa, void *bfad,
 101                         struct bfa_iocfc_cfg_s *cfg,
 102                         struct bfa_pcidev_s *pcidev);
 103         void (*detach) (struct bfa_s *bfa);
 104         void (*start) (struct bfa_s *bfa);
 105         void (*stop) (struct bfa_s *bfa);
 106         void (*iocdisable) (struct bfa_s *bfa);
 107 };
 108
 109
 110 struct bfa_s {
 111         void                    *bfad;          /*  BFA driver instance    */
 112         struct bfa_plog_s       *plog;          /*  portlog buffer          */
 113         struct bfa_trc_mod_s    *trcmod;        /*  driver tracing          */
 114         struct bfa_ioc_s        ioc;            /*  IOC module              */
 115         struct bfa_iocfc_s      iocfc;          /*  IOCFC module            */
 116         struct bfa_timer_mod_s  timer_mod;      /*  timer module            */
 117         struct bfa_modules_s    modules;        /*  BFA modules     */
 118         struct list_head        comp_q;         /*  pending completions     */
 119         bfa_boolean_t           queue_process;  /*  queue processing enabled */
 120         struct list_head        reqq_waitq[BFI_IOC_MAX_CQS];
 121         bfa_boolean_t           fcs;            /*  FCS is attached to BFA */
 122         struct bfa_msix_s       msix;
 123         int                     bfa_aen_seq;
 124 };
 125
 126 extern bfa_boolean_t bfa_auto_recover;
 127 extern struct bfa_module_s hal_mod_fcdiag;
 128 extern struct bfa_module_s hal_mod_sgpg;
 129 extern struct bfa_module_s hal_mod_fcport;
 130 extern struct bfa_module_s hal_mod_fcxp;
 131 extern struct bfa_module_s hal_mod_lps;
 132 extern struct bfa_module_s hal_mod_uf;
 133 extern struct bfa_module_s hal_mod_rport;
 134 extern struct bfa_module_s hal_mod_fcp;
 135 extern struct bfa_module_s hal_mod_dconf;
 136
 137 #endif /* __BFA_MODULES_H__ */