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) 2004-2013 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_sli4_dump_cfg_rg23(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_topology(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 *, uint16_t);
  44 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
  45 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  46 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  47 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
  48
  49 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
  50 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
  51                         struct lpfc_nodelist *);
  52 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
  53 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
  54 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
  55 void lpfc_supported_pages(struct lpfcMboxq *);
  56 void lpfc_pc_sli4_params(struct lpfcMboxq *);
  57 int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
  58 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
  59                            uint16_t, uint16_t, bool);
  60 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
  61 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
  62 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
  63 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
  64 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
  65 void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
  66 int lpfc_linkdown(struct lpfc_hba *);
  67 void lpfc_linkdown_port(struct lpfc_vport *);
  68 void lpfc_port_link_failure(struct lpfc_vport *);
  69 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
  70 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
  71 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
  72 void lpfc_retry_pport_discovery(struct lpfc_hba *);
  73 void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
  74
  75 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  76 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  77 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  78 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  79 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  80 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  81 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
  82 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  83 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  84 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
  85                                         struct lpfc_nodelist *, int);
  86 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
  87 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
  88 void lpfc_set_disctmo(struct lpfc_vport *);
  89 int  lpfc_can_disctmo(struct lpfc_vport *);
  90 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
  91 void lpfc_unreg_all_rpis(struct lpfc_vport *);
  92 void lpfc_unreg_hba_rpis(struct lpfc_hba *);
  93 void lpfc_unreg_default_rpis(struct lpfc_vport *);
  94 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
  95
  96 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
  97                         struct lpfc_iocbq *, struct lpfc_nodelist *);
  98 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
  99 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
 100 int  lpfc_nlp_put(struct lpfc_nodelist *);
 101 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
 102 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
 103 void lpfc_disc_list_loopmap(struct lpfc_vport *);
 104 void lpfc_disc_start(struct lpfc_vport *);
 105 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
 106 void lpfc_cleanup(struct lpfc_vport *);
 107 void lpfc_disc_timeout(unsigned long);
 108
 109 int lpfc_unregister_fcf_prep(struct lpfc_hba *);
 110 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 111 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 112 void lpfc_worker_wake_up(struct lpfc_hba *);
 113 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
 114 int lpfc_do_work(void *);
 115 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
 116                             uint32_t);
 117
 118 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
 119 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 120                      struct serv_parm *, uint32_t, int);
 121 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
 122 void lpfc_more_plogi(struct lpfc_vport *);
 123 void lpfc_more_adisc(struct lpfc_vport *);
 124 void lpfc_end_rscn(struct lpfc_vport *);
 125 int lpfc_els_chk_latt(struct lpfc_vport *);
 126 int lpfc_els_abort_flogi(struct lpfc_hba *);
 127 int lpfc_initial_flogi(struct lpfc_vport *);
 128 void lpfc_issue_init_vfi(struct lpfc_vport *);
 129 int lpfc_initial_fdisc(struct lpfc_vport *);
 130 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 131 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 132 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 133 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 134 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
 135 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
 136 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
 137 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 138 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 139 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 140                      struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 141 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 142                         struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 143 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 144                            struct lpfc_nodelist *);
 145 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 146                           struct lpfc_nodelist *);
 147 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 148 void lpfc_els_retry_delay(unsigned long);
 149 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
 150 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 151                           struct lpfc_iocbq *);
 152 int lpfc_els_handle_rscn(struct lpfc_vport *);
 153 void lpfc_els_flush_rscn(struct lpfc_vport *);
 154 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
 155 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
 156 void lpfc_els_flush_cmd(struct lpfc_vport *);
 157 int lpfc_els_disc_adisc(struct lpfc_vport *);
 158 int lpfc_els_disc_plogi(struct lpfc_vport *);
 159 void lpfc_els_timeout(unsigned long);
 160 void lpfc_els_timeout_handler(struct lpfc_vport *);
 161 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
 162                                       uint8_t, struct lpfc_nodelist *,
 163                                       uint32_t, uint32_t);
 164 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 165
 166 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 167                          struct lpfc_iocbq *);
 168 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 169 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 170 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
 171 void lpfc_fdmi_tmo(unsigned long);
 172 void lpfc_fdmi_timeout_handler(struct lpfc_vport *);
 173 void lpfc_delayed_disc_tmo(unsigned long);
 174 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
 175
 176 int lpfc_config_port_prep(struct lpfc_hba *);
 177 void lpfc_update_vport_wwn(struct lpfc_vport *vport);
 178 int lpfc_config_port_post(struct lpfc_hba *);
 179 int lpfc_hba_down_prep(struct lpfc_hba *);
 180 int lpfc_hba_down_post(struct lpfc_hba *);
 181 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 182 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
 183 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 184 int lpfc_online(struct lpfc_hba *);
 185 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 186 void lpfc_offline_prep(struct lpfc_hba *, int);
 187 void lpfc_offline(struct lpfc_hba *);
 188 void lpfc_reset_hba(struct lpfc_hba *);
 189
 190 int lpfc_sli_setup(struct lpfc_hba *);
 191 int lpfc_sli_queue_setup(struct lpfc_hba *);
 192
 193 void lpfc_handle_eratt(struct lpfc_hba *);
 194 void lpfc_handle_latt(struct lpfc_hba *);
 195 irqreturn_t lpfc_sli_intr_handler(int, void *);
 196 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
 197 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
 198 irqreturn_t lpfc_sli4_intr_handler(int, void *);
 199 irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
 200
 201 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 202 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
 203 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
 204 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
 205 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
 206 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 207 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
 208 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 209 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 210 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
 211 int lpfc_mbox_dev_check(struct lpfc_hba *);
 212 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
 213 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 214 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
 215 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
 216 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 217 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
 218 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
 219 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
 220 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
 221 void lpfc_issue_init_vpi(struct lpfc_vport *);
 222
 223 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 224         uint32_t , LPFC_MBOXQ_t *);
 225 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 226 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 227 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
 228 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
 229 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
 230                         uint16_t);
 231 void lpfc_unregister_fcf(struct lpfc_hba *);
 232 void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
 233 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
 234 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
 235 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
 236 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
 237 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
 238 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
 239 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
 240 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
 241 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
 242 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
 243
 244 int lpfc_mem_alloc(struct lpfc_hba *, int align);
 245 void lpfc_mem_free(struct lpfc_hba *);
 246 void lpfc_mem_free_all(struct lpfc_hba *);
 247 void lpfc_stop_vport_timers(struct lpfc_vport *);
 248
 249 void lpfc_poll_timeout(unsigned long ptr);
 250 void lpfc_poll_start_timer(struct lpfc_hba *);
 251 void lpfc_poll_eratt(unsigned long);
 252 int
 253 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
 254                         struct lpfc_sli_ring *, uint32_t);
 255
 256 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
 257 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 258 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
 259 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 260 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
 261                            uint32_t);
 262 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
 263 int lpfc_selective_reset(struct lpfc_hba *);
 264 void lpfc_reset_barrier(struct lpfc_hba *);
 265 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
 266 int lpfc_sli_brdkill(struct lpfc_hba *);
 267 int lpfc_sli_brdreset(struct lpfc_hba *);
 268 int lpfc_sli_brdrestart(struct lpfc_hba *);
 269 int lpfc_sli_hba_setup(struct lpfc_hba *);
 270 int lpfc_sli_config_port(struct lpfc_hba *, int);
 271 int lpfc_sli_host_down(struct lpfc_vport *);
 272 int lpfc_sli_hba_down(struct lpfc_hba *);
 273 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 274 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 275 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
 276 int lpfc_sli_check_eratt(struct lpfc_hba *);
 277 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
 278                                     struct lpfc_sli_ring *, uint32_t);
 279 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
 280 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
 281 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 282                         struct lpfc_iocbq *, uint32_t);
 283 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
 284 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
 285 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
 286 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
 287 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
 288 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 289                              struct lpfc_dmabuf *);
 290 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 291                                              struct lpfc_sli_ring *,
 292                                              dma_addr_t);
 293
 294 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
 295 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
 296                         struct lpfc_sli_ring *, uint32_t );
 297
 298 int lpfc_sli_hbq_count(void);
 299 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 300 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
 301 int lpfc_sli_hbq_size(void);
 302 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 303                                struct lpfc_iocbq *);
 304 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
 305 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 306                         uint64_t, lpfc_ctx_cmd);
 307
 308 void lpfc_mbox_timeout(unsigned long);
 309 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 310
 311 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 312 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 313                                          struct lpfc_name *);
 314
 315 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 316
 317 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
 318                              struct lpfc_iocbq *, struct lpfc_iocbq *,
 319                              uint32_t);
 320 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
 321                              struct lpfc_iocbq *);
 322
 323 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
 324
 325 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 326 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 327 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 328
 329 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
 330 /* Function prototypes. */
 331 const char* lpfc_info(struct Scsi_Host *);
 332 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
 333
 334 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
 335 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
 336 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
 337 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
 338 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
 339
 340 void lpfc_get_cfgparam(struct lpfc_hba *);
 341 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 342 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 343 void lpfc_free_sysfs_attr(struct lpfc_vport *);
 344 extern struct device_attribute *lpfc_hba_attrs[];
 345 extern struct device_attribute *lpfc_vport_attrs[];
 346 extern struct scsi_host_template lpfc_template;
 347 extern struct scsi_host_template lpfc_vport_template;
 348 extern struct fc_function_template lpfc_transport_functions;
 349 extern struct fc_function_template lpfc_vport_transport_functions;
 350 extern int lpfc_sli_mode;
 351 extern int lpfc_enable_npiv;
 352 extern int lpfc_delay_discovery;
 353
 354 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 355 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
 356 void lpfc_terminate_rport_io(struct fc_rport *);
 357 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
 358
 359 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
 360 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
 361 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
 362 void destroy_port(struct lpfc_vport *);
 363 int lpfc_get_instance(void);
 364 void lpfc_host_attrib_init(struct Scsi_Host *);
 365
 366 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
 367 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
 368 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
 369         uint32_t, uint32_t);
 370 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 371         uint32_t, uint32_t);
 372 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 373
 374 /* SLI4 if_type 2 externs. */
 375 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
 376 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
 377 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
 378                                    uint16_t *, uint16_t *);
 379 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
 380                                           uint16_t *, uint16_t *);
 381
 382 /* externs BlockGuard */
 383 extern char *_dump_buf_data;
 384 extern unsigned long _dump_buf_data_order;
 385 extern char *_dump_buf_dif;
 386 extern unsigned long _dump_buf_dif_order;
 387 extern spinlock_t _dump_buf_lock;
 388 extern int _dump_buf_done;
 389 extern spinlock_t pgcnt_lock;
 390 extern unsigned int pgcnt;
 391 extern unsigned int lpfc_prot_mask;
 392 extern unsigned char lpfc_prot_guard;
 393 extern unsigned int lpfc_fcp_look_ahead;
 394
 395 /* Interface exported by fabric iocb scheduler */
 396 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 397 void lpfc_fabric_abort_hba(struct lpfc_hba *);
 398 void lpfc_fabric_block_timeout(unsigned long);
 399 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 400 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
 401 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
 402 void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
 403 void lpfc_scsi_dev_block(struct lpfc_hba *);
 404
 405 void
 406 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
 407                                 struct lpfc_iocbq *);
 408 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
 409 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
 410 void lpfc_create_static_vport(struct lpfc_hba *);
 411 void lpfc_stop_hba_timers(struct lpfc_hba *);
 412 void lpfc_stop_port(struct lpfc_hba *);
 413 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 414 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 415 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
 416 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
 417 void lpfc_start_fdiscs(struct lpfc_hba *phba);
 418 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
 419 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
 420 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
 421 #define HBA_EVENT_RSCN                   5
 422 #define HBA_EVENT_LINK_UP                2
 423 #define HBA_EVENT_LINK_DOWN              3
 424
 425 /* functions to support SGIOv4/bsg interface */
 426 int lpfc_bsg_request(struct fc_bsg_job *);
 427 int lpfc_bsg_timeout(struct fc_bsg_job *);
 428 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 429                              struct lpfc_iocbq *);
 430 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 431 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 432         struct lpfc_iocbq *);
 433 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
 434         struct lpfc_sli_ring *);
 435 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 436         struct lpfc_iocbq *, uint32_t);
 437 uint32_t lpfc_drain_txq(struct lpfc_hba *);
 438 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
 439 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
 440 void lpfc_handle_rrq_active(struct lpfc_hba *);
 441 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
 442 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
 443         uint16_t, uint16_t, uint16_t);
 444 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
 445 void lpfc_cleanup_wt_rrqs(struct lpfc_hba *);
 446 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
 447 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
 448         uint32_t);
 449 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
 450         enum mbox_type, enum dma_type, enum sta_type,
 451         struct lpfc_dmabuf *, uint32_t);
 452 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
 453 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
 454 /* functions to support SR-IOV */
 455 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
 456 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
 457 int lpfc_sli4_queue_create(struct lpfc_hba *);
 458 void lpfc_sli4_queue_destroy(struct lpfc_hba *);
 459 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
 460                                 struct sli4_wcqe_xri_aborted *);
 461 void lpfc_sli_abts_recover_port(struct lpfc_vport *,
 462                                 struct lpfc_nodelist *);
 463 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
 464 int lpfc_issue_reg_vfi(struct lpfc_vport *);
 465 int lpfc_issue_unreg_vfi(struct lpfc_vport *);
 466 int lpfc_selective_reset(struct lpfc_hba *);
 467 int lpfc_sli4_read_config(struct lpfc_hba *);
 468 void lpfc_sli4_node_prep(struct lpfc_hba *);
 469 int lpfc_sli4_xri_sgl_update(struct lpfc_hba *);
 470 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
 471 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
 472 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
 473 void lpfc_sli4_offline_eratt(struct lpfc_hba *);