drivers/scsi/lpfc/lpfc_nl.h

   1 /*******************************************************************
   2  * This file is part of the Emulex Linux Device Driver for         *
   3  * Fibre Channel Host Bus Adapters.                                *
   4  * Copyright (C) 2008 Emulex.  All rights reserved.                *
   5  * EMULEX and SLI are trademarks of Emulex.                        *
   6  * www.emulex.com                                                  *
   7  *                                                                 *
   8  * This program is free software; you can redistribute it and/or   *
   9  * modify it under the terms of version 2 of the GNU General       *
  10  * Public License as published by the Free Software Foundation.    *
  11  * This program is distributed in the hope that it will be useful. *
  12  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
  13  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
  14  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
  15  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
  16  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
  17  * more details, a copy of which can be found in the file COPYING  *
  18  * included with this package.                                     *
  19  *******************************************************************/
  20
  21 /* Event definitions for RegisterForEvent */
  22 #define FC_REG_LINK_EVENT               0x0001  /* link up / down events */
  23 #define FC_REG_RSCN_EVENT               0x0002  /* RSCN events */
  24 #define FC_REG_CT_EVENT                 0x0004  /* CT request events */
  25 #define FC_REG_DUMP_EVENT               0x0010  /* Dump events */
  26 #define FC_REG_TEMPERATURE_EVENT        0x0020  /* temperature events */
  27 #define FC_REG_VPORTRSCN_EVENT          0x0040  /* Vport RSCN events */
  28 #define FC_REG_ELS_EVENT                0x0080  /* lpfc els events */
  29 #define FC_REG_FABRIC_EVENT             0x0100  /* lpfc fabric events */
  30 #define FC_REG_SCSI_EVENT               0x0200  /* lpfc scsi events */
  31 #define FC_REG_BOARD_EVENT              0x0400  /* lpfc board events */
  32 #define FC_REG_ADAPTER_EVENT            0x0800  /* lpfc adapter events */
  33 #define FC_REG_EVENT_MASK               (FC_REG_LINK_EVENT | \
  34                                                 FC_REG_RSCN_EVENT | \
  35                                                 FC_REG_CT_EVENT | \
  36                                                 FC_REG_DUMP_EVENT | \
  37                                                 FC_REG_TEMPERATURE_EVENT | \
  38                                                 FC_REG_VPORTRSCN_EVENT | \
  39                                                 FC_REG_ELS_EVENT | \
  40                                                 FC_REG_FABRIC_EVENT | \
  41                                                 FC_REG_SCSI_EVENT | \
  42                                                 FC_REG_BOARD_EVENT | \
  43                                                 FC_REG_ADAPTER_EVENT)
  44 /* Temperature events */
  45 #define LPFC_CRIT_TEMP          0x1
  46 #define LPFC_THRESHOLD_TEMP     0x2
  47 #define LPFC_NORMAL_TEMP        0x3
  48 /*
  49  * All net link event payloads will begin with and event type
  50  * and subcategory. The event type must come first.
  51  * The subcategory further defines the data that follows in the rest
  52  * of the payload. Each category will have its own unique header plus
  53  * any addtional data unique to the subcategory.
  54  * The payload sent via the fc transport is one-way driver->application.
  55  */
  56
  57 /* RSCN event header */
  58 struct lpfc_rscn_event_header {
  59         uint32_t event_type;
  60         uint32_t payload_length; /* RSCN data length in bytes */
  61         uint32_t rscn_payload[];
  62 };
  63
  64 /* els event header */
  65 struct lpfc_els_event_header {
  66         uint32_t event_type;
  67         uint32_t subcategory;
  68         uint8_t wwpn[8];
  69         uint8_t wwnn[8];
  70 };
  71
  72 /* subcategory codes for FC_REG_ELS_EVENT */
  73 #define LPFC_EVENT_PLOGI_RCV            0x01
  74 #define LPFC_EVENT_PRLO_RCV             0x02
  75 #define LPFC_EVENT_ADISC_RCV            0x04
  76 #define LPFC_EVENT_LSRJT_RCV            0x08
  77 #define LPFC_EVENT_LOGO_RCV             0x10
  78
  79 /* special els lsrjt event */
  80 struct lpfc_lsrjt_event {
  81         struct lpfc_els_event_header header;
  82         uint32_t command;
  83         uint32_t reason_code;
  84         uint32_t explanation;
  85 };
  86
  87 /* special els logo event */
  88 struct lpfc_logo_event {
  89         struct lpfc_els_event_header header;
  90         uint8_t logo_wwpn[8];
  91 };
  92
  93 /* fabric event header */
  94 struct lpfc_fabric_event_header {
  95         uint32_t event_type;
  96         uint32_t subcategory;
  97         uint8_t wwpn[8];
  98         uint8_t wwnn[8];
  99 };
 100
 101 /* subcategory codes for FC_REG_FABRIC_EVENT */
 102 #define LPFC_EVENT_FABRIC_BUSY          0x01
 103 #define LPFC_EVENT_PORT_BUSY            0x02
 104 #define LPFC_EVENT_FCPRDCHKERR          0x04
 105
 106 /* special case fabric fcprdchkerr event */
 107 struct lpfc_fcprdchkerr_event {
 108         struct lpfc_fabric_event_header header;
 109         uint32_t lun;
 110         uint32_t opcode;
 111         uint32_t fcpiparam;
 112 };
 113
 114
 115 /* scsi event header */
 116 struct lpfc_scsi_event_header {
 117         uint32_t event_type;
 118         uint32_t subcategory;
 119         uint32_t lun;
 120         uint8_t wwpn[8];
 121         uint8_t wwnn[8];
 122 };
 123
 124 /* subcategory codes for FC_REG_SCSI_EVENT */
 125 #define LPFC_EVENT_QFULL        0x0001
 126 #define LPFC_EVENT_DEVBSY       0x0002
 127 #define LPFC_EVENT_CHECK_COND   0x0004
 128 #define LPFC_EVENT_LUNRESET     0x0008
 129 #define LPFC_EVENT_TGTRESET     0x0010
 130 #define LPFC_EVENT_BUSRESET     0x0020
 131 #define LPFC_EVENT_VARQUEDEPTH  0x0040
 132
 133 /* special case scsi varqueuedepth event */
 134 struct lpfc_scsi_varqueuedepth_event {
 135         struct lpfc_scsi_event_header scsi_event;
 136         uint32_t oldval;
 137         uint32_t newval;
 138 };
 139
 140 /* special case scsi check condition event */
 141 struct lpfc_scsi_check_condition_event {
 142         struct lpfc_scsi_event_header scsi_event;
 143         uint8_t opcode;
 144         uint8_t sense_key;
 145         uint8_t asc;
 146         uint8_t ascq;
 147 };
 148
 149 /* event codes for FC_REG_BOARD_EVENT */
 150 #define LPFC_EVENT_PORTINTERR           0x01
 151
 152 /* board event header */
 153 struct lpfc_board_event_header {
 154         uint32_t event_type;
 155         uint32_t subcategory;
 156 };
 157
 158
 159 /* event codes for FC_REG_ADAPTER_EVENT */
 160 #define LPFC_EVENT_ARRIVAL      0x01
 161
 162 /* adapter event header */
 163 struct lpfc_adapter_event_header {
 164         uint32_t event_type;
 165         uint32_t subcategory;
 166 };
 167
 168
 169 /* event codes for temp_event */
 170 #define LPFC_CRIT_TEMP          0x1
 171 #define LPFC_THRESHOLD_TEMP     0x2
 172 #define LPFC_NORMAL_TEMP        0x3
 173
 174 struct temp_event {
 175         uint32_t event_type;
 176         uint32_t event_code;
 177         uint32_t data;
 178 };
 179
 180 /* bsg definitions */
 181 #define LPFC_BSG_VENDOR_SET_CT_EVENT    1
 182 #define LPFC_BSG_VENDOR_GET_CT_EVENT    2
 183
 184 struct set_ct_event {
 185         uint32_t command;
 186         uint32_t ev_req_id;
 187         uint32_t ev_reg_id;
 188 };
 189
 190 struct get_ct_event {
 191         uint32_t command;
 192         uint32_t ev_reg_id;
 193         uint32_t ev_req_id;
 194 };
 195
 196 struct get_ct_event_reply {
 197         uint32_t immed_data;
 198         uint32_t type;
 199 };