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_rcv_buffers(struct lpfc_vport *);
  53 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
  54 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
  55 int lpfc_linkdown(struct lpfc_hba *);
  56 void lpfc_linkdown_port(struct lpfc_vport *);
  57 void lpfc_port_link_failure(struct lpfc_vport *);
  58 void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
  59
  60 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  61 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  62 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  63 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  64 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  65 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  66 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  67 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  68 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
  69                                         struct lpfc_nodelist *, int);
  70 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
  71 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
  72 void lpfc_set_disctmo(struct lpfc_vport *);
  73 int  lpfc_can_disctmo(struct lpfc_vport *);
  74 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
  75 void lpfc_unreg_all_rpis(struct lpfc_vport *);
  76 void lpfc_unreg_default_rpis(struct lpfc_vport *);
  77 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
  78
  79 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
  80                         struct lpfc_iocbq *, struct lpfc_nodelist *);
  81 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
  82 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
  83 int  lpfc_nlp_put(struct lpfc_nodelist *);
  84 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
  85 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
  86 void lpfc_disc_list_loopmap(struct lpfc_vport *);
  87 void lpfc_disc_start(struct lpfc_vport *);
  88 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
  89 void lpfc_cleanup(struct lpfc_vport *);
  90 void lpfc_disc_timeout(unsigned long);
  91
  92 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
  93
  94 void lpfc_worker_wake_up(struct lpfc_hba *);
  95 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
  96 int lpfc_do_work(void *);
  97 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
  98                             uint32_t);
  99
 100 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
 101 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 102                      struct serv_parm *, uint32_t);
 103 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
 104 void lpfc_more_plogi(struct lpfc_vport *);
 105 void lpfc_more_adisc(struct lpfc_vport *);
 106 void lpfc_end_rscn(struct lpfc_vport *);
 107 int lpfc_els_chk_latt(struct lpfc_vport *);
 108 int lpfc_els_abort_flogi(struct lpfc_hba *);
 109 int lpfc_initial_flogi(struct lpfc_vport *);
 110 int lpfc_initial_fdisc(struct lpfc_vport *);
 111 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 112 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 113 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 114 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 115 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
 116 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
 117 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
 118 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 119 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 120 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 121                      struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 122 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 123                         struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 124 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 125                            struct lpfc_nodelist *);
 126 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 127                           struct lpfc_nodelist *);
 128 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 129 void lpfc_els_retry_delay(unsigned long);
 130 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
 131 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 132                           struct lpfc_iocbq *);
 133 int lpfc_els_handle_rscn(struct lpfc_vport *);
 134 void lpfc_els_flush_rscn(struct lpfc_vport *);
 135 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
 136 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
 137 void lpfc_els_flush_cmd(struct lpfc_vport *);
 138 int lpfc_els_disc_adisc(struct lpfc_vport *);
 139 int lpfc_els_disc_plogi(struct lpfc_vport *);
 140 void lpfc_els_timeout(unsigned long);
 141 void lpfc_els_timeout_handler(struct lpfc_vport *);
 142 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
 143                                       uint8_t, struct lpfc_nodelist *,
 144                                       uint32_t, uint32_t);
 145 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 146
 147 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 148                          struct lpfc_iocbq *);
 149 void lpfc_sli4_ct_abort_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 150                                     struct lpfc_iocbq *);
 151 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 152 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
 153 void lpfc_fdmi_tmo(unsigned long);
 154 void lpfc_fdmi_timeout_handler(struct lpfc_vport *);
 155
 156 int lpfc_config_port_prep(struct lpfc_hba *);
 157 int lpfc_config_port_post(struct lpfc_hba *);
 158 int lpfc_hba_down_prep(struct lpfc_hba *);
 159 int lpfc_hba_down_post(struct lpfc_hba *);
 160 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 161 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
 162 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 163 int lpfc_online(struct lpfc_hba *);
 164 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 165 void lpfc_offline_prep(struct lpfc_hba *);
 166 void lpfc_offline(struct lpfc_hba *);
 167 void lpfc_reset_hba(struct lpfc_hba *);
 168
 169 int lpfc_sli_setup(struct lpfc_hba *);
 170 int lpfc_sli_queue_setup(struct lpfc_hba *);
 171
 172 void lpfc_handle_eratt(struct lpfc_hba *);
 173 void lpfc_handle_latt(struct lpfc_hba *);
 174 irqreturn_t lpfc_sli_intr_handler(int, void *);
 175 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
 176 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
 177 irqreturn_t lpfc_sli4_intr_handler(int, void *);
 178 irqreturn_t lpfc_sli4_sp_intr_handler(int, void *);
 179 irqreturn_t lpfc_sli4_fp_intr_handler(int, void *);
 180
 181 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 182 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
 183 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
 184 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
 185 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 186 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
 187 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 188 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 189 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
 190 int lpfc_mbox_dev_check(struct lpfc_hba *);
 191 int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
 192 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 193 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
 194 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
 195 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 196 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
 197 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
 198 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
 199 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
 200
 201 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 202         uint32_t , LPFC_MBOXQ_t *);
 203 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 204 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 205 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
 206 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
 207 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
 208                         uint16_t);
 209 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
 210
 211 int lpfc_mem_alloc(struct lpfc_hba *, int align);
 212 void lpfc_mem_free(struct lpfc_hba *);
 213 void lpfc_mem_free_all(struct lpfc_hba *);
 214 void lpfc_stop_vport_timers(struct lpfc_vport *);
 215
 216 void lpfc_poll_timeout(unsigned long ptr);
 217 void lpfc_poll_start_timer(struct lpfc_hba *);
 218 void lpfc_poll_eratt(unsigned long);
 219 int
 220 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
 221                         struct lpfc_sli_ring *, uint32_t);
 222
 223 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 224 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
 225 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 226 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
 227                            uint32_t);
 228 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
 229
 230 void lpfc_reset_barrier(struct lpfc_hba * phba);
 231 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
 232 int lpfc_sli_brdkill(struct lpfc_hba *);
 233 int lpfc_sli_brdreset(struct lpfc_hba *);
 234 int lpfc_sli_brdrestart(struct lpfc_hba *);
 235 int lpfc_sli_hba_setup(struct lpfc_hba *);
 236 int lpfc_sli_config_port(struct lpfc_hba *, int);
 237 int lpfc_sli_host_down(struct lpfc_vport *);
 238 int lpfc_sli_hba_down(struct lpfc_hba *);
 239 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 240 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 241 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *);
 242 int lpfc_sli_check_eratt(struct lpfc_hba *);
 243 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
 244                                     struct lpfc_sli_ring *, uint32_t);
 245 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
 246 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
 247 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 248                         struct lpfc_iocbq *, uint32_t);
 249 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
 250 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
 251 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
 252 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
 253 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 254                              struct lpfc_dmabuf *);
 255 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 256                                              struct lpfc_sli_ring *,
 257                                              dma_addr_t);
 258
 259 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
 260 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
 261                         struct lpfc_sli_ring *, uint32_t );
 262
 263 int lpfc_sli_hbq_count(void);
 264 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 265 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
 266 int lpfc_sli_hbq_size(void);
 267 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 268                                struct lpfc_iocbq *);
 269 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
 270 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 271                         uint64_t, lpfc_ctx_cmd);
 272
 273 void lpfc_mbox_timeout(unsigned long);
 274 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 275
 276 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 277 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 278                                          struct lpfc_name *);
 279
 280 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 281
 282 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
 283                              struct lpfc_iocbq *, struct lpfc_iocbq *,
 284                              uint32_t);
 285 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
 286                              struct lpfc_iocbq *);
 287
 288 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
 289
 290 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 291 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 292 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 293
 294 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
 295 /* Function prototypes. */
 296 const char* lpfc_info(struct Scsi_Host *);
 297 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
 298
 299 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
 300 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
 301 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
 302 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
 303 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
 304
 305 void lpfc_get_cfgparam(struct lpfc_hba *);
 306 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 307 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 308 void lpfc_free_sysfs_attr(struct lpfc_vport *);
 309 extern struct device_attribute *lpfc_hba_attrs[];
 310 extern struct device_attribute *lpfc_vport_attrs[];
 311 extern struct scsi_host_template lpfc_template;
 312 extern struct scsi_host_template lpfc_vport_template;
 313 extern struct fc_function_template lpfc_transport_functions;
 314 extern struct fc_function_template lpfc_vport_transport_functions;
 315 extern int lpfc_sli_mode;
 316 extern int lpfc_enable_npiv;
 317
 318 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 319 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
 320 void lpfc_terminate_rport_io(struct fc_rport *);
 321 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
 322
 323 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
 324 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
 325 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
 326 void destroy_port(struct lpfc_vport *);
 327 int lpfc_get_instance(void);
 328 void lpfc_host_attrib_init(struct Scsi_Host *);
 329
 330 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
 331 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
 332 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
 333         uint32_t, uint32_t);
 334 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 335         uint32_t, uint32_t);
 336 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 337
 338 /* externs BlockGuard */
 339 extern char *_dump_buf_data;
 340 extern unsigned long _dump_buf_data_order;
 341 extern char *_dump_buf_dif;
 342 extern unsigned long _dump_buf_dif_order;
 343 extern spinlock_t _dump_buf_lock;
 344 extern int _dump_buf_done;
 345 extern spinlock_t pgcnt_lock;
 346 extern unsigned int pgcnt;
 347 extern unsigned int lpfc_prot_mask;
 348 extern unsigned char lpfc_prot_guard;
 349
 350 /* Interface exported by fabric iocb scheduler */
 351 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 352 void lpfc_fabric_abort_hba(struct lpfc_hba *);
 353 void lpfc_fabric_block_timeout(unsigned long);
 354 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 355 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
 356 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
 357 void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
 358 void lpfc_scsi_dev_block(struct lpfc_hba *);
 359
 360 void
 361 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
 362                                 struct lpfc_iocbq *);
 363 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
 364 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
 365 void lpfc_create_static_vport(struct lpfc_hba *);
 366 void lpfc_stop_hba_timers(struct lpfc_hba *);
 367 void lpfc_stop_port(struct lpfc_hba *);
 368 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
 369 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
 370 void lpfc_start_fdiscs(struct lpfc_hba *phba);
 371 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
 372
 373 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
 374 #define HBA_EVENT_RSCN                   5
 375 #define HBA_EVENT_LINK_UP                2
 376 #define HBA_EVENT_LINK_DOWN              3
 377
 378 /* functions to support SGIOv4/bsg interface */
 379 int lpfc_bsg_request(struct fc_bsg_job *);
 380 int lpfc_bsg_timeout(struct fc_bsg_job *);
 381 void lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 382                              struct lpfc_iocbq *);