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) 2017 Broadcom. All Rights Reserved. The term      *
   5  * “Broadcom” refers to Broadcom Limited and/or its subsidiaries.  *
   6  * Copyright (C) 2004-2016 Emulex.  All rights reserved.           *
   7  * EMULEX and SLI are trademarks of Emulex.                        *
   8  * www.broadcom.com                                                *
   9  *                                                                 *
  10  * This program is free software; you can redistribute it and/or   *
  11  * modify it under the terms of version 2 of the GNU General       *
  12  * Public License as published by the Free Software Foundation.    *
  13  * This program is distributed in the hope that it will be useful. *
  14  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
  15  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
  16  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
  17  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
  18  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
  19  * more details, a copy of which can be found in the file COPYING  *
  20  * included with this package.                                     *
  21  *******************************************************************/
  22
  23 typedef int (*node_filter)(struct lpfc_nodelist *, void *);
  24
  25 struct fc_rport;
  26 struct fc_frame_header;
  27 struct lpfc_nvmet_rcv_ctx;
  28 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  29 void lpfc_sli_read_link_ste(struct lpfc_hba *);
  30 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
  31 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
  32 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
  33 int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *);
  34 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
  35 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
  36
  37 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
  38 int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
  39 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
  40 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
  41 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  42 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  43 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
  44 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
  45 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
  46 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
  47                  LPFC_MBOXQ_t *, uint16_t);
  48 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
  49 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  50 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
  51 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
  52
  53 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
  54 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
  55                         struct lpfc_nodelist *);
  56 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
  57 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
  58 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
  59 void lpfc_supported_pages(struct lpfcMboxq *);
  60 void lpfc_pc_sli4_params(struct lpfcMboxq *);
  61 int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
  62 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
  63                            uint16_t, uint16_t, bool);
  64 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
  65 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
  66 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
  67 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
  68 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
  69 void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
  70 int lpfc_linkdown(struct lpfc_hba *);
  71 void lpfc_linkdown_port(struct lpfc_vport *);
  72 void lpfc_port_link_failure(struct lpfc_vport *);
  73 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
  74 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
  75 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
  76 void lpfc_retry_pport_discovery(struct lpfc_hba *);
  77 void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
  78
  79 void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  80 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  81 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  82 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  83 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  84 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  85 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  86 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
  87 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  88 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  89 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
  90                                         struct lpfc_nodelist *, int);
  91 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
  92 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
  93 void lpfc_set_disctmo(struct lpfc_vport *);
  94 int  lpfc_can_disctmo(struct lpfc_vport *);
  95 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
  96 void lpfc_unreg_all_rpis(struct lpfc_vport *);
  97 void lpfc_unreg_hba_rpis(struct lpfc_hba *);
  98 void lpfc_unreg_default_rpis(struct lpfc_vport *);
  99 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
 100
 101 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
 102                         struct lpfc_iocbq *, struct lpfc_nodelist *);
 103 struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did);
 104 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
 105 int  lpfc_nlp_put(struct lpfc_nodelist *);
 106 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
 107 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
 108 void lpfc_disc_list_loopmap(struct lpfc_vport *);
 109 void lpfc_disc_start(struct lpfc_vport *);
 110 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
 111 void lpfc_cleanup(struct lpfc_vport *);
 112 void lpfc_disc_timeout(unsigned long);
 113
 114 int lpfc_unregister_fcf_prep(struct lpfc_hba *);
 115 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 116 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 117 void lpfc_worker_wake_up(struct lpfc_hba *);
 118 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
 119 int lpfc_do_work(void *);
 120 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
 121                             uint32_t);
 122
 123 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
 124 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 125                      struct serv_parm *, uint32_t, int);
 126 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
 127 void lpfc_more_plogi(struct lpfc_vport *);
 128 void lpfc_more_adisc(struct lpfc_vport *);
 129 void lpfc_end_rscn(struct lpfc_vport *);
 130 int lpfc_els_chk_latt(struct lpfc_vport *);
 131 int lpfc_els_abort_flogi(struct lpfc_hba *);
 132 int lpfc_initial_flogi(struct lpfc_vport *);
 133 void lpfc_issue_init_vfi(struct lpfc_vport *);
 134 int lpfc_initial_fdisc(struct lpfc_vport *);
 135 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 136 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 137 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 138 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 139 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
 140 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
 141 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
 142 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 143 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 144 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 145                      struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 146 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 147                         struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 148 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 149                            struct lpfc_nodelist *);
 150 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 151                           struct lpfc_nodelist *);
 152 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 153 void lpfc_els_retry_delay(unsigned long);
 154 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
 155 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 156                           struct lpfc_iocbq *);
 157 int lpfc_els_handle_rscn(struct lpfc_vport *);
 158 void lpfc_els_flush_rscn(struct lpfc_vport *);
 159 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
 160 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
 161 void lpfc_els_flush_cmd(struct lpfc_vport *);
 162 int lpfc_els_disc_adisc(struct lpfc_vport *);
 163 int lpfc_els_disc_plogi(struct lpfc_vport *);
 164 void lpfc_els_timeout(unsigned long);
 165 void lpfc_els_timeout_handler(struct lpfc_vport *);
 166 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
 167                                       uint8_t, struct lpfc_nodelist *,
 168                                       uint32_t, uint32_t);
 169 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 170
 171 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 172                          struct lpfc_iocbq *);
 173 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 174 int lpfc_issue_gidft(struct lpfc_vport *vport);
 175 int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq);
 176 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 177 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
 178 void lpfc_fdmi_num_disc_check(struct lpfc_vport *);
 179 void lpfc_delayed_disc_tmo(unsigned long);
 180 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
 181
 182 int lpfc_config_port_prep(struct lpfc_hba *);
 183 void lpfc_update_vport_wwn(struct lpfc_vport *vport);
 184 int lpfc_config_port_post(struct lpfc_hba *);
 185 int lpfc_hba_down_prep(struct lpfc_hba *);
 186 int lpfc_hba_down_post(struct lpfc_hba *);
 187 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 188 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
 189 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 190 int lpfc_online(struct lpfc_hba *);
 191 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 192 void lpfc_offline_prep(struct lpfc_hba *, int);
 193 void lpfc_offline(struct lpfc_hba *);
 194 void lpfc_reset_hba(struct lpfc_hba *);
 195 int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd,
 196                         spinlock_t *slock);
 197
 198 int lpfc_fof_queue_create(struct lpfc_hba *);
 199 int lpfc_fof_queue_setup(struct lpfc_hba *);
 200 int lpfc_fof_queue_destroy(struct lpfc_hba *);
 201 irqreturn_t lpfc_sli4_fof_intr_handler(int, void *);
 202
 203 int lpfc_sli_setup(struct lpfc_hba *);
 204 int lpfc_sli4_setup(struct lpfc_hba *phba);
 205 void lpfc_sli_queue_init(struct lpfc_hba *phba);
 206 void lpfc_sli4_queue_init(struct lpfc_hba *phba);
 207 struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba,
 208                                           struct lpfc_iocbq *iocbq);
 209
 210 void lpfc_handle_eratt(struct lpfc_hba *);
 211 void lpfc_handle_latt(struct lpfc_hba *);
 212 irqreturn_t lpfc_sli_intr_handler(int, void *);
 213 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
 214 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
 215 irqreturn_t lpfc_sli4_intr_handler(int, void *);
 216 irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
 217
 218 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 219 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
 220 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
 221 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
 222 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
 223 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 224 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
 225 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 226 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 227 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
 228 int lpfc_mbox_dev_check(struct lpfc_hba *);
 229 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
 230 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 231 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
 232 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
 233 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 234 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
 235 void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode);
 236 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
 237 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
 238 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
 239 void lpfc_issue_init_vpi(struct lpfc_vport *);
 240
 241 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 242         uint32_t , LPFC_MBOXQ_t *);
 243 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 244 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 245 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
 246 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
 247 struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba);
 248 void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab);
 249 void lpfc_nvmet_rq_post(struct lpfc_hba *phba, struct lpfc_nvmet_rcv_ctx *ctxp,
 250                         struct lpfc_dmabuf *mp);
 251 int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport,
 252                                struct fc_frame_header *fc_hdr);
 253 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
 254                         uint16_t);
 255 int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
 256                      struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe);
 257 int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq,
 258                         struct lpfc_queue *dq, int count);
 259 int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq);
 260 void lpfc_unregister_fcf(struct lpfc_hba *);
 261 void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
 262 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
 263 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
 264 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
 265 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
 266 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
 267 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
 268 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
 269 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
 270 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
 271 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
 272
 273 int lpfc_mem_alloc(struct lpfc_hba *, int align);
 274 int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
 275 void lpfc_mem_free(struct lpfc_hba *);
 276 void lpfc_mem_free_all(struct lpfc_hba *);
 277 void lpfc_stop_vport_timers(struct lpfc_vport *);
 278
 279 void lpfc_poll_timeout(unsigned long ptr);
 280 void lpfc_poll_start_timer(struct lpfc_hba *);
 281 void lpfc_poll_eratt(unsigned long);
 282 int
 283 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
 284                         struct lpfc_sli_ring *, uint32_t);
 285
 286 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
 287 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 288 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
 289 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 290 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
 291                            uint32_t);
 292 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
 293 int lpfc_selective_reset(struct lpfc_hba *);
 294 void lpfc_reset_barrier(struct lpfc_hba *);
 295 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
 296 int lpfc_sli_brdkill(struct lpfc_hba *);
 297 int lpfc_sli_chipset_init(struct lpfc_hba *phba);
 298 int lpfc_sli_brdreset(struct lpfc_hba *);
 299 int lpfc_sli_brdrestart(struct lpfc_hba *);
 300 int lpfc_sli_hba_setup(struct lpfc_hba *);
 301 int lpfc_sli_config_port(struct lpfc_hba *, int);
 302 int lpfc_sli_host_down(struct lpfc_vport *);
 303 int lpfc_sli_hba_down(struct lpfc_hba *);
 304 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 305 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 306 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
 307 int lpfc_sli_check_eratt(struct lpfc_hba *);
 308 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
 309                                     struct lpfc_sli_ring *, uint32_t);
 310 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
 311 void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport,
 312                              struct fc_frame_header *fc_hdr, bool aborted);
 313 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
 314 void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
 315 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 316                         struct lpfc_iocbq *, uint32_t);
 317 int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, uint32_t rnum,
 318                         struct lpfc_iocbq *iocbq);
 319 struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri);
 320 struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba,
 321                                             struct lpfc_iocbq *piocbq);
 322 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
 323 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
 324 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
 325 void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
 326 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
 327 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
 328 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 329                              struct lpfc_dmabuf *);
 330 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 331                                              struct lpfc_sli_ring *,
 332                                              dma_addr_t);
 333
 334 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
 335 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
 336                         struct lpfc_sli_ring *, uint32_t );
 337
 338 int lpfc_sli_hbq_count(void);
 339 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 340 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
 341 int lpfc_sli_hbq_size(void);
 342 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 343                                struct lpfc_iocbq *);
 344 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
 345 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 346                         uint64_t, lpfc_ctx_cmd);
 347 int
 348 lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
 349                         uint16_t, uint64_t, lpfc_ctx_cmd);
 350
 351 void lpfc_mbox_timeout(unsigned long);
 352 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 353
 354 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 355 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 356                                          struct lpfc_name *);
 357
 358 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 359
 360 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
 361                              struct lpfc_iocbq *, struct lpfc_iocbq *,
 362                              uint32_t);
 363 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
 364                              struct lpfc_iocbq *);
 365
 366 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
 367
 368 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 369 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 370 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 371 void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags,
 372                         dma_addr_t *handle);
 373 void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma);
 374
 375 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
 376 void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp);
 377
 378 /* Function prototypes. */
 379 const char* lpfc_info(struct Scsi_Host *);
 380 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
 381
 382 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
 383 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
 384 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
 385 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
 386 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
 387
 388 void lpfc_get_cfgparam(struct lpfc_hba *);
 389 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 390 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 391 void lpfc_free_sysfs_attr(struct lpfc_vport *);
 392 extern struct device_attribute *lpfc_hba_attrs[];
 393 extern struct device_attribute *lpfc_vport_attrs[];
 394 extern struct scsi_host_template lpfc_template;
 395 extern struct scsi_host_template lpfc_template_no_hr;
 396 extern struct scsi_host_template lpfc_template_nvme;
 397 extern struct scsi_host_template lpfc_vport_template;
 398 extern struct fc_function_template lpfc_transport_functions;
 399 extern struct fc_function_template lpfc_vport_transport_functions;
 400
 401 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 402 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
 403 void lpfc_terminate_rport_io(struct fc_rport *);
 404 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
 405
 406 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
 407 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
 408 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
 409 void destroy_port(struct lpfc_vport *);
 410 int lpfc_get_instance(void);
 411 void lpfc_host_attrib_init(struct Scsi_Host *);
 412
 413 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
 414 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
 415 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
 416                                   uint32_t, uint32_t);
 417 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 418                                        uint32_t, uint32_t);
 419 extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt,
 420                                 uint16_t data1, uint16_t data2, uint32_t data3);
 421 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 422
 423 /* SLI4 if_type 2 externs. */
 424 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
 425 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
 426 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
 427                                    uint16_t *, uint16_t *);
 428 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
 429                                           uint16_t *, uint16_t *);
 430
 431 /* externs BlockGuard */
 432 extern char *_dump_buf_data;
 433 extern unsigned long _dump_buf_data_order;
 434 extern char *_dump_buf_dif;
 435 extern unsigned long _dump_buf_dif_order;
 436 extern spinlock_t _dump_buf_lock;
 437 extern int _dump_buf_done;
 438 extern spinlock_t pgcnt_lock;
 439 extern unsigned int pgcnt;
 440 extern unsigned int lpfc_fcp_look_ahead;
 441
 442 /* Interface exported by fabric iocb scheduler */
 443 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 444 void lpfc_fabric_abort_hba(struct lpfc_hba *);
 445 void lpfc_fabric_block_timeout(unsigned long);
 446 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 447 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
 448 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
 449 void lpfc_scsi_dev_block(struct lpfc_hba *);
 450
 451 void
 452 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
 453                                 struct lpfc_iocbq *);
 454 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
 455 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
 456 void lpfc_create_static_vport(struct lpfc_hba *);
 457 void lpfc_stop_hba_timers(struct lpfc_hba *);
 458 void lpfc_stop_port(struct lpfc_hba *);
 459 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 460 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 461 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
 462 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
 463 void lpfc_start_fdiscs(struct lpfc_hba *phba);
 464 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
 465 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
 466 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
 467 #define HBA_EVENT_RSCN                   5
 468 #define HBA_EVENT_LINK_UP                2
 469 #define HBA_EVENT_LINK_DOWN              3
 470
 471 /* functions to support SGIOv4/bsg interface */
 472 int lpfc_bsg_request(struct bsg_job *);
 473 int lpfc_bsg_timeout(struct bsg_job *);
 474 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 475                              struct lpfc_iocbq *);
 476 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 477 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 478         struct lpfc_iocbq *);
 479 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
 480         struct lpfc_sli_ring *);
 481 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 482         struct lpfc_iocbq *, uint32_t);
 483 uint32_t lpfc_drain_txq(struct lpfc_hba *);
 484 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
 485 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
 486 void lpfc_handle_rrq_active(struct lpfc_hba *);
 487 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
 488 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
 489         uint16_t, uint16_t, uint16_t);
 490 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
 491 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
 492 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
 493         uint32_t);
 494 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
 495         enum mbox_type, enum dma_type, enum sta_type,
 496         struct lpfc_dmabuf *, uint32_t);
 497 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
 498 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
 499 /* functions to support SR-IOV */
 500 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
 501 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
 502 int lpfc_sli4_queue_create(struct lpfc_hba *);
 503 void lpfc_sli4_queue_destroy(struct lpfc_hba *);
 504 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
 505                                 struct sli4_wcqe_xri_aborted *);
 506 void lpfc_sli_abts_recover_port(struct lpfc_vport *,
 507                                 struct lpfc_nodelist *);
 508 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
 509 int lpfc_issue_reg_vfi(struct lpfc_vport *);
 510 int lpfc_issue_unreg_vfi(struct lpfc_vport *);
 511 int lpfc_selective_reset(struct lpfc_hba *);
 512 int lpfc_sli4_read_config(struct lpfc_hba *);
 513 void lpfc_sli4_node_prep(struct lpfc_hba *);
 514 int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba);
 515 int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba);
 516 int lpfc_sli4_scsi_sgl_update(struct lpfc_hba *phba);
 517 int lpfc_sli4_nvme_sgl_update(struct lpfc_hba *phba);
 518 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
 519 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
 520 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
 521 void lpfc_sli4_offline_eratt(struct lpfc_hba *);
 522
 523 struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
 524                                                 struct lpfc_name *,
 525                                                 struct lpfc_name *,
 526                                                 uint64_t, uint32_t,  bool);
 527 void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
 528 struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
 529                                         struct list_head *list,
 530                                         struct lpfc_name *,
 531                                         struct lpfc_name *, uint64_t);
 532 bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 533                          struct lpfc_name *, uint64_t, uint8_t);
 534 bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 535                           struct lpfc_name *, uint64_t, uint8_t);
 536 bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 537                             struct lpfc_name *, uint64_t *, struct lpfc_name *,
 538                             struct lpfc_name *, uint64_t *,
 539                             uint32_t *, uint32_t *);
 540 int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
 541 void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
 542
 543 /* NVME interfaces. */
 544 void lpfc_nvme_unregister_port(struct lpfc_vport *vport,
 545                         struct lpfc_nodelist *ndlp);
 546 int lpfc_nvme_register_port(struct lpfc_vport *vport,
 547                         struct lpfc_nodelist *ndlp);
 548 int lpfc_nvme_create_localport(struct lpfc_vport *vport);
 549 void lpfc_nvme_destroy_localport(struct lpfc_vport *vport);
 550 void lpfc_nvme_update_localport(struct lpfc_vport *vport);
 551 int lpfc_nvmet_create_targetport(struct lpfc_hba *phba);
 552 int lpfc_nvmet_update_targetport(struct lpfc_hba *phba);
 553 void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba);
 554 void lpfc_nvmet_unsol_ls_event(struct lpfc_hba *phba,
 555                         struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb);
 556 void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba,
 557                         struct lpfc_sli_ring *pring,
 558                         struct rqb_dmabuf *nvmebuf, uint64_t isr_ts);
 559 void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba);
 560 void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
 561                                 struct lpfc_iocbq *cmdiocb,
 562                                 struct lpfc_wcqe_complete *abts_cmpl);
 563 extern int lpfc_enable_nvmet_cnt;
 564 extern unsigned long long lpfc_enable_nvmet[];
 565 extern int lpfc_no_hba_reset_cnt;
 566 extern unsigned long lpfc_no_hba_reset[];