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

   1 /*
   2  * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
   3  * All rights reserved
   4  * www.brocade.com
   5  *
   6  *  bfa_defs_cee.h Interface declarations between host based
   7  *      BFAL and DCBX/LLDP module in Firmware
   8  *
   9  * Linux driver for Brocade Fibre Channel Host Bus Adapter.
  10  *
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU General Public License (GPL) Version 2 as
  13  * published by the Free Software Foundation
  14  *
  15  * This program is distributed in the hope that it will be useful, but
  16  * WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * General Public License for more details.
  19  */
  20 #ifndef __BFA_DEFS_CEE_H__
  21 #define __BFA_DEFS_CEE_H__
  22
  23 #include <defs/bfa_defs_types.h>
  24 #include <defs/bfa_defs_pport.h>
  25 #include <protocol/types.h>
  26
  27 #pragma pack(1)
  28
  29 #define BFA_CEE_LLDP_MAX_STRING_LEN (128)
  30
  31
  32 /* FIXME: this is coming from the protocol spec. Can the host & apps share the
  33    protocol .h files ?
  34  */
  35 #define BFA_CEE_LLDP_SYS_CAP_OTHER       0x0001
  36 #define BFA_CEE_LLDP_SYS_CAP_REPEATER    0x0002
  37 #define BFA_CEE_LLDP_SYS_CAP_MAC_BRIDGE  0x0004
  38 #define BFA_CEE_LLDP_SYS_CAP_WLAN_AP     0x0008
  39 #define BFA_CEE_LLDP_SYS_CAP_ROUTER      0x0010
  40 #define BFA_CEE_LLDP_SYS_CAP_TELEPHONE   0x0020
  41 #define BFA_CEE_LLDP_SYS_CAP_DOCSIS_CD   0x0040
  42 #define BFA_CEE_LLDP_SYS_CAP_STATION     0x0080
  43 #define BFA_CEE_LLDP_SYS_CAP_CVLAN           0x0100
  44 #define BFA_CEE_LLDP_SYS_CAP_SVLAN           0x0200
  45 #define BFA_CEE_LLDP_SYS_CAP_TPMR                0x0400
  46
  47
  48 /* LLDP string type */
  49 struct bfa_cee_lldp_str_s {
  50         u8 sub_type;
  51         u8 len;
  52         u8 rsvd[2];
  53         u8 value[BFA_CEE_LLDP_MAX_STRING_LEN];
  54 };
  55
  56
  57 /* LLDP paramters */
  58 struct bfa_cee_lldp_cfg_s {
  59         struct bfa_cee_lldp_str_s chassis_id;
  60         struct bfa_cee_lldp_str_s port_id;
  61         struct bfa_cee_lldp_str_s port_desc;
  62         struct bfa_cee_lldp_str_s sys_name;
  63         struct bfa_cee_lldp_str_s sys_desc;
  64         struct bfa_cee_lldp_str_s mgmt_addr;
  65         u16    time_to_interval;
  66         u16    enabled_system_cap;
  67 };
  68
  69 enum bfa_cee_dcbx_version_e {
  70         DCBX_PROTOCOL_PRECEE = 1,
  71         DCBX_PROTOCOL_CEE    = 2,
  72 };
  73
  74 enum bfa_cee_lls_e {
  75         CEE_LLS_DOWN_NO_TLV = 0, /* LLS is down because the TLV not sent by
  76                                   * the peer */
  77         CEE_LLS_DOWN        = 1, /* LLS is down as advertised by the peer */
  78         CEE_LLS_UP          = 2,
  79 };
  80
  81 /* CEE/DCBX parameters */
  82 struct bfa_cee_dcbx_cfg_s {
  83         u8 pgid[8];
  84         u8 pg_percentage[8];
  85         u8 pfc_enabled;          /* bitmap of priorties with PFC enabled */
  86         u8 fcoe_user_priority;   /* bitmap of priorities used for FcoE
  87                                        * traffic */
  88         u8 dcbx_version;        /* operating version:CEE or preCEE */
  89         u8 lls_fcoe;    /* FCoE Logical Link Status */
  90         u8 lls_lan;     /* LAN Logical Link Status */
  91         u8 rsvd[3];
  92 };
  93
  94 /* CEE status */
  95 /* Making this to tri-state for the benefit of port list command */
  96 enum bfa_cee_status_e {
  97     CEE_PHY_DOWN = 0,
  98     CEE_PHY_UP = 1,
  99     CEE_UP = 2,
 100 };
 101
 102 /* CEE Query */
 103 struct bfa_cee_attr_s {
 104         u8                   cee_status;
 105         u8                   error_reason;
 106         struct bfa_cee_lldp_cfg_s lldp_remote;
 107         struct bfa_cee_dcbx_cfg_s dcbx_remote;
 108         mac_t src_mac;
 109         u8 link_speed;
 110         u8 filler[3];
 111 };
 112
 113
 114
 115
 116 /* LLDP/DCBX/CEE Statistics */
 117
 118 struct bfa_cee_lldp_stats_s {
 119         u32 frames_transmitted;
 120         u32 frames_aged_out;
 121         u32 frames_discarded;
 122         u32 frames_in_error;
 123         u32 frames_rcvd;
 124         u32 tlvs_discarded;
 125         u32 tlvs_unrecognized;
 126 };
 127
 128 struct bfa_cee_dcbx_stats_s {
 129         u32 subtlvs_unrecognized;
 130         u32 negotiation_failed;
 131         u32 remote_cfg_changed;
 132         u32 tlvs_received;
 133         u32 tlvs_invalid;
 134         u32 seqno;
 135         u32 ackno;
 136         u32 recvd_seqno;
 137         u32 recvd_ackno;
 138 };
 139
 140 struct bfa_cee_cfg_stats_s {
 141         u32 cee_status_down;
 142         u32 cee_status_up;
 143         u32 cee_hw_cfg_changed;
 144         u32 recvd_invalid_cfg;
 145 };
 146
 147
 148 struct bfa_cee_stats_s {
 149         struct bfa_cee_lldp_stats_s lldp_stats;
 150         struct bfa_cee_dcbx_stats_s dcbx_stats;
 151         struct bfa_cee_cfg_stats_s  cfg_stats;
 152 };
 153
 154 #pragma pack()
 155
 156
 157 #endif  /* __BFA_DEFS_CEE_H__ */
 158
 159