drivers/scsi/lpfc/lpfc_crtn.h

   1 /*******************************************************************
   2  * This file is part of the Emulex Linux Device Driver for         *
   3  * Fibre Channel Host Bus Adapters.                                *
   4  * Copyright (C) 2004-2008 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 typedef int (*node_filter)(struct lpfc_nodelist *, void *);
  22
  23 struct fc_rport;
  24 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  25 void lpfc_sli_read_link_ste(struct lpfc_hba *);
  26 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
  27 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
  28 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
  29 int lpfc_dump_fcoe_param(struct lpfc_hba *, struct lpfcMboxq *);
  30 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
  31 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
  32
  33 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
  34 int lpfc_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
  35 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
  36 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
  37 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  38 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  39 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
  40 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
  41 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
  42 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
  43                  LPFC_MBOXQ_t *, uint32_t);
  44 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  45 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  46 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
  47 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
  48 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
  49 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
  50
  51 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
  52 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
  53 int lpfc_linkdown(struct lpfc_hba *);
  54 void lpfc_linkdown_port(struct lpfc_vport *);
  55 void lpfc_port_link_failure(struct lpfc_vport *);
  56 void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
  57
  58 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  59 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  60 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  61 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  62 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  63 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  64 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  65 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  66 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
  67                                         struct lpfc_nodelist *, int);
  68 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
  69 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
  70 void lpfc_set_disctmo(struct lpfc_vport *);
  71 int  lpfc_can_disctmo(struct lpfc_vport *);
  72 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
  73 void lpfc_unreg_all_rpis(struct lpfc_vport *);
  74 void lpfc_unreg_default_rpis(struct lpfc_vport *);
  75 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
  76
  77 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
  78                         struct lpfc_iocbq *, struct lpfc_nodelist *);
  79 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
  80 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
  81 int  lpfc_nlp_put(struct lpfc_nodelist *);
  82 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
  83 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
  84 void lpfc_disc_list_loopmap(struct lpfc_vport *);
  85 void lpfc_disc_start(struct lpfc_vport *);
  86 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
  87 void lpfc_cleanup(struct lpfc_vport *);
  88 void lpfc_disc_timeout(unsigned long);
  89
  90 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
  91
  92 void lpfc_worker_wake_up(struct lpfc_hba *);
  93 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
  94 int lpfc_do_work(void *);
  95 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
  96                             uint32_t);
  97
  98 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
  99 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 100                      struct serv_parm *, uint32_t);
 101 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
 102 void lpfc_more_plogi(struct lpfc_vport *);
 103 void lpfc_more_adisc(struct lpfc_vport *);
 104 void lpfc_end_rscn(struct lpfc_vport *);
 105 int lpfc_els_chk_latt(struct lpfc_vport *);
 106 int lpfc_els_abort_flogi(struct lpfc_hba *);
 107 int lpfc_initial_flogi(struct lpfc_vport *);
 108 int lpfc_initial_fdisc(struct lpfc_vport *);
 109 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 110 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 111 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 112 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 113 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
 114 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
 115 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
 116 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 117 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 118 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 119                      struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 120 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 121                         struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 122 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 123                            struct lpfc_nodelist *);
 124 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 125                           struct lpfc_nodelist *);
 126 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 127 void lpfc_els_retry_delay(unsigned long);
 128 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
 129 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 130                           struct lpfc_iocbq *);
 131 int lpfc_els_handle_rscn(struct lpfc_vport *);
 132 void lpfc_els_flush_rscn(struct lpfc_vport *);
 133 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
 134 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
 135 void lpfc_els_flush_cmd(struct lpfc_vport *);
 136 int lpfc_els_disc_adisc(struct lpfc_vport *);
 137 int lpfc_els_disc_plogi(struct lpfc_vport *);
 138 void lpfc_els_timeout(unsigned long);
 139 void lpfc_els_timeout_handler(struct lpfc_vport *);
 140 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
 141                                       uint8_t, struct lpfc_nodelist *,
 142                                       uint32_t, uint32_t);
 143 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 144
 145 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 146                          struct lpfc_iocbq *);
 147 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 148 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
 149 void lpfc_fdmi_tmo(unsigned long);
 150 void lpfc_fdmi_timeout_handler(struct lpfc_vport *);
 151
 152 int lpfc_config_port_prep(struct lpfc_hba *);
 153 int lpfc_config_port_post(struct lpfc_hba *);
 154 int lpfc_hba_down_prep(struct lpfc_hba *);
 155 int lpfc_hba_down_post(struct lpfc_hba *);
 156 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 157 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
 158 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 159 int lpfc_online(struct lpfc_hba *);
 160 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 161 void lpfc_offline_prep(struct lpfc_hba *);
 162 void lpfc_offline(struct lpfc_hba *);
 163 void lpfc_reset_hba(struct lpfc_hba *);
 164
 165 int lpfc_sli_setup(struct lpfc_hba *);
 166 int lpfc_sli_queue_setup(struct lpfc_hba *);
 167
 168 void lpfc_handle_eratt(struct lpfc_hba *);
 169 void lpfc_handle_latt(struct lpfc_hba *);
 170 irqreturn_t lpfc_sli_intr_handler(int, void *);
 171 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
 172 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
 173 irqreturn_t lpfc_sli4_intr_handler(int, void *);
 174 irqreturn_t lpfc_sli4_sp_intr_handler(int, void *);
 175 irqreturn_t lpfc_sli4_fp_intr_handler(int, void *);
 176
 177 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 178 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
 179 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
 180 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
 181 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 182 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
 183 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 184 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 185 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
 186 int lpfc_mbox_dev_check(struct lpfc_hba *);
 187 int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
 188 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 189 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
 190 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
 191 void lpfc_unreg_vfi(struct lpfcMboxq *, uint16_t);
 192 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
 193 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
 194 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
 195 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
 196
 197 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 198         uint32_t , LPFC_MBOXQ_t *);
 199 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 200 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 201 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
 202 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
 203 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
 204                         uint16_t);
 205 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
 206
 207 int lpfc_mem_alloc(struct lpfc_hba *, int align);
 208 void lpfc_mem_free(struct lpfc_hba *);
 209 void lpfc_mem_free_all(struct lpfc_hba *);
 210 void lpfc_stop_vport_timers(struct lpfc_vport *);
 211
 212 void lpfc_poll_timeout(unsigned long ptr);
 213 void lpfc_poll_start_timer(struct lpfc_hba *);
 214 void lpfc_poll_eratt(unsigned long);
 215 void lpfc_sli_poll_fcp_ring(struct lpfc_hba *);
 216 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 217 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
 218 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 219 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
 220                            uint32_t);
 221 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
 222
 223 void lpfc_reset_barrier(struct lpfc_hba * phba);
 224 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
 225 int lpfc_sli_brdkill(struct lpfc_hba *);
 226 int lpfc_sli_brdreset(struct lpfc_hba *);
 227 int lpfc_sli_brdrestart(struct lpfc_hba *);
 228 int lpfc_sli_hba_setup(struct lpfc_hba *);
 229 int lpfc_sli_config_port(struct lpfc_hba *, int);
 230 int lpfc_sli_host_down(struct lpfc_vport *);
 231 int lpfc_sli_hba_down(struct lpfc_hba *);
 232 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 233 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 234 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *);
 235 int lpfc_sli_check_eratt(struct lpfc_hba *);
 236 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
 237                                     struct lpfc_sli_ring *, uint32_t);
 238 int lpfc_sli4_handle_received_buffer(struct lpfc_hba *);
 239 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
 240 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 241                         struct lpfc_iocbq *, uint32_t);
 242 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
 243 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
 244 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
 245 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
 246 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 247                              struct lpfc_dmabuf *);
 248 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 249                                              struct lpfc_sli_ring *,
 250                                              dma_addr_t);
 251
 252 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
 253 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
 254                         struct lpfc_sli_ring *, uint32_t );
 255
 256 int lpfc_sli_hbq_count(void);
 257 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 258 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
 259 int lpfc_sli_hbq_size(void);
 260 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 261                                struct lpfc_iocbq *);
 262 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
 263 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 264                         uint64_t, lpfc_ctx_cmd);
 265
 266 void lpfc_mbox_timeout(unsigned long);
 267 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 268
 269 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 270 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 271                                          struct lpfc_name *);
 272
 273 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 274
 275 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
 276                              struct lpfc_iocbq *, struct lpfc_iocbq *,
 277                              uint32_t);
 278 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
 279                              struct lpfc_iocbq *);
 280
 281 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
 282
 283 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 284 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 285 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 286
 287 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
 288 /* Function prototypes. */
 289 const char* lpfc_info(struct Scsi_Host *);
 290 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
 291
 292 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
 293 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
 294 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
 295 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
 296 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
 297
 298 void lpfc_get_cfgparam(struct lpfc_hba *);
 299 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 300 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 301 void lpfc_free_sysfs_attr(struct lpfc_vport *);
 302 extern struct device_attribute *lpfc_hba_attrs[];
 303 extern struct device_attribute *lpfc_vport_attrs[];
 304 extern struct scsi_host_template lpfc_template;
 305 extern struct scsi_host_template lpfc_vport_template;
 306 extern struct fc_function_template lpfc_transport_functions;
 307 extern struct fc_function_template lpfc_vport_transport_functions;
 308 extern int lpfc_sli_mode;
 309 extern int lpfc_enable_npiv;
 310
 311 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 312 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
 313 void lpfc_terminate_rport_io(struct fc_rport *);
 314 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
 315
 316 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
 317 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
 318 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
 319 void destroy_port(struct lpfc_vport *);
 320 int lpfc_get_instance(void);
 321 void lpfc_host_attrib_init(struct Scsi_Host *);
 322
 323 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
 324 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
 325 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
 326         uint32_t, uint32_t);
 327 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 328         uint32_t, uint32_t);
 329 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 330
 331 /* externs BlockGuard */
 332 extern char *_dump_buf_data;
 333 extern unsigned long _dump_buf_data_order;
 334 extern char *_dump_buf_dif;
 335 extern unsigned long _dump_buf_dif_order;
 336 extern spinlock_t _dump_buf_lock;
 337 extern int _dump_buf_done;
 338 extern spinlock_t pgcnt_lock;
 339 extern unsigned int pgcnt;
 340 extern unsigned int lpfc_prot_mask;
 341 extern unsigned char lpfc_prot_guard;
 342
 343 /* Interface exported by fabric iocb scheduler */
 344 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 345 void lpfc_fabric_abort_hba(struct lpfc_hba *);
 346 void lpfc_fabric_block_timeout(unsigned long);
 347 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 348 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
 349 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
 350 void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
 351 void lpfc_scsi_dev_block(struct lpfc_hba *);
 352
 353 void
 354 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
 355                                 struct lpfc_iocbq *);
 356 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
 357 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
 358 void lpfc_create_static_vport(struct lpfc_hba *);
 359 void lpfc_stop_hba_timers(struct lpfc_hba *);
 360 void lpfc_stop_port(struct lpfc_hba *);
 361 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
 362 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
 363 void lpfc_start_fdiscs(struct lpfc_hba *phba);
 364
 365 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
 366 #define HBA_EVENT_RSCN                   5
 367 #define HBA_EVENT_LINK_UP                2
 368 #define HBA_EVENT_LINK_DOWN              3
 369
 370 /* functions to support SGIOv4/bsg interface */
 371 int lpfc_bsg_request(struct fc_bsg_job *);
 372 int lpfc_bsg_timeout(struct fc_bsg_job *);
 373 void lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 374                              struct lpfc_iocbq *);