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) 2017-2019 Broadcom. All Rights Reserved. The term *
   5  * “Broadcom” refers to Broadcom Inc. 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 int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt);
  78 void lpfc_free_iocb_list(struct lpfc_hba *phba);
  79 int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
  80                         struct lpfc_queue *drq, int count, int idx);
  81
  82 void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
  83 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  84 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  85 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  86 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  87 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
  88 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
  89 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
  90 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  91 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
  92 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
  93                                         struct lpfc_nodelist *, int);
  94 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
  95 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
  96 void lpfc_set_disctmo(struct lpfc_vport *);
  97 int  lpfc_can_disctmo(struct lpfc_vport *);
  98 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
  99 void lpfc_unreg_all_rpis(struct lpfc_vport *);
 100 void lpfc_unreg_hba_rpis(struct lpfc_hba *);
 101 void lpfc_unreg_default_rpis(struct lpfc_vport *);
 102 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
 103
 104 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
 105                         struct lpfc_iocbq *, struct lpfc_nodelist *);
 106 struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did);
 107 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
 108 int  lpfc_nlp_put(struct lpfc_nodelist *);
 109 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
 110 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
 111 void lpfc_disc_list_loopmap(struct lpfc_vport *);
 112 void lpfc_disc_start(struct lpfc_vport *);
 113 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
 114 void lpfc_cleanup(struct lpfc_vport *);
 115 void lpfc_disc_timeout(struct timer_list *);
 116
 117 int lpfc_unregister_fcf_prep(struct lpfc_hba *);
 118 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 119 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 120 void lpfc_worker_wake_up(struct lpfc_hba *);
 121 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
 122 int lpfc_do_work(void *);
 123 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
 124                             uint32_t);
 125
 126 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
 127 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 128                      struct serv_parm *, uint32_t, int);
 129 void lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
 130 void lpfc_more_plogi(struct lpfc_vport *);
 131 void lpfc_more_adisc(struct lpfc_vport *);
 132 void lpfc_end_rscn(struct lpfc_vport *);
 133 int lpfc_els_chk_latt(struct lpfc_vport *);
 134 int lpfc_els_abort_flogi(struct lpfc_hba *);
 135 int lpfc_initial_flogi(struct lpfc_vport *);
 136 void lpfc_issue_init_vfi(struct lpfc_vport *);
 137 int lpfc_initial_fdisc(struct lpfc_vport *);
 138 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 139 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 140 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 141 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 142 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
 143 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
 144 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
 145 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 146 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
 147 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 148                      struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 149 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
 150                         struct lpfc_nodelist *, LPFC_MBOXQ_t *);
 151 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 152                            struct lpfc_nodelist *);
 153 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 154                           struct lpfc_nodelist *);
 155 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 156 void lpfc_els_retry_delay(struct timer_list *);
 157 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
 158 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 159                           struct lpfc_iocbq *);
 160 int lpfc_els_handle_rscn(struct lpfc_vport *);
 161 void lpfc_els_flush_rscn(struct lpfc_vport *);
 162 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
 163 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
 164 void lpfc_els_flush_cmd(struct lpfc_vport *);
 165 int lpfc_els_disc_adisc(struct lpfc_vport *);
 166 int lpfc_els_disc_plogi(struct lpfc_vport *);
 167 void lpfc_els_timeout(struct timer_list *);
 168 void lpfc_els_timeout_handler(struct lpfc_vport *);
 169 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
 170                                       uint8_t, struct lpfc_nodelist *,
 171                                       uint32_t, uint32_t);
 172 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 173
 174 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 175                          struct lpfc_iocbq *);
 176 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 177 int lpfc_issue_gidpt(struct lpfc_vport *vport);
 178 int lpfc_issue_gidft(struct lpfc_vport *vport);
 179 int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq);
 180 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 181 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
 182 void lpfc_fdmi_num_disc_check(struct lpfc_vport *);
 183 void lpfc_delayed_disc_tmo(struct timer_list *);
 184 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
 185
 186 int lpfc_config_port_prep(struct lpfc_hba *);
 187 void lpfc_update_vport_wwn(struct lpfc_vport *vport);
 188 int lpfc_config_port_post(struct lpfc_hba *);
 189 int lpfc_hba_down_prep(struct lpfc_hba *);
 190 int lpfc_hba_down_post(struct lpfc_hba *);
 191 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 192 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
 193 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 194 int lpfc_online(struct lpfc_hba *);
 195 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 196 void lpfc_offline_prep(struct lpfc_hba *, int);
 197 void lpfc_offline(struct lpfc_hba *);
 198 void lpfc_reset_hba(struct lpfc_hba *);
 199 int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd,
 200                         spinlock_t *slock);
 201
 202 int lpfc_sli_setup(struct lpfc_hba *);
 203 int lpfc_sli4_setup(struct lpfc_hba *phba);
 204 void lpfc_sli_queue_init(struct lpfc_hba *phba);
 205 void lpfc_sli4_queue_init(struct lpfc_hba *phba);
 206 struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba,
 207                                           struct lpfc_iocbq *iocbq);
 208
 209 void lpfc_handle_eratt(struct lpfc_hba *);
 210 void lpfc_handle_latt(struct lpfc_hba *);
 211 irqreturn_t lpfc_sli_intr_handler(int, void *);
 212 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
 213 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
 214 irqreturn_t lpfc_sli4_intr_handler(int, void *);
 215 irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
 216
 217 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 218 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
 219 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
 220 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
 221 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
 222 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 223 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
 224 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 225 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
 226 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
 227 int lpfc_mbox_dev_check(struct lpfc_hba *);
 228 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
 229 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 230 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
 231 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
 232 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
 233 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
 234 void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode);
 235 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
 236 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
 237 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
 238 void lpfc_issue_init_vpi(struct lpfc_vport *);
 239
 240 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 241         uint32_t , LPFC_MBOXQ_t *);
 242 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 243 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 244 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
 245 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
 246 struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba);
 247 void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab);
 248 void lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba,
 249                             struct lpfc_nvmet_ctxbuf *ctxp);
 250 int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport,
 251                                struct fc_frame_header *fc_hdr);
 252 void lpfc_nvmet_wqfull_process(struct lpfc_hba *phba, struct lpfc_queue *wq);
 253 void lpfc_sli_flush_nvme_rings(struct lpfc_hba *phba);
 254 void lpfc_nvme_wait_for_io_drain(struct lpfc_hba *phba);
 255 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
 256                         uint16_t);
 257 int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
 258                      struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe);
 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_nvmet_mem_alloc(struct lpfc_hba *phba);
 275 int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
 276 void lpfc_mem_free(struct lpfc_hba *);
 277 void lpfc_mem_free_all(struct lpfc_hba *);
 278 void lpfc_stop_vport_timers(struct lpfc_vport *);
 279
 280 void lpfc_poll_timeout(struct timer_list *t);
 281 void lpfc_poll_start_timer(struct lpfc_hba *);
 282 void lpfc_poll_eratt(struct timer_list *);
 283 int
 284 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
 285                         struct lpfc_sli_ring *, uint32_t);
 286
 287 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
 288 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 289 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
 290 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 291 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
 292                            uint32_t);
 293 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
 294 int lpfc_selective_reset(struct lpfc_hba *);
 295 void lpfc_reset_barrier(struct lpfc_hba *);
 296 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
 297 int lpfc_sli_brdkill(struct lpfc_hba *);
 298 int lpfc_sli_chipset_init(struct lpfc_hba *phba);
 299 int lpfc_sli_brdreset(struct lpfc_hba *);
 300 int lpfc_sli_brdrestart(struct lpfc_hba *);
 301 int lpfc_sli_hba_setup(struct lpfc_hba *);
 302 int lpfc_sli_config_port(struct lpfc_hba *, int);
 303 int lpfc_sli_host_down(struct lpfc_vport *);
 304 int lpfc_sli_hba_down(struct lpfc_hba *);
 305 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 306 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 307 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
 308 int lpfc_sli_check_eratt(struct lpfc_hba *);
 309 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
 310                                     struct lpfc_sli_ring *, uint32_t);
 311 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
 312 void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport,
 313                              struct fc_frame_header *fc_hdr, bool aborted);
 314 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
 315 void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
 316 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 317                         struct lpfc_iocbq *, uint32_t);
 318 int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, struct lpfc_sli4_hdw_queue *qp,
 319                         struct lpfc_iocbq *pwqe);
 320 struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri);
 321 struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba,
 322                                             struct lpfc_iocbq *piocbq);
 323 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
 324 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
 325 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
 326 void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
 327 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
 328 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
 329 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 330                              struct lpfc_dmabuf *);
 331 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 332                                              struct lpfc_sli_ring *,
 333                                              dma_addr_t);
 334
 335 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
 336 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
 337                         struct lpfc_sli_ring *, uint32_t );
 338
 339 int lpfc_sli_hbq_count(void);
 340 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 341 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
 342 int lpfc_sli_hbq_size(void);
 343 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 344                                struct lpfc_iocbq *);
 345 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
 346 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 347                         uint64_t, lpfc_ctx_cmd);
 348 int
 349 lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
 350                         uint16_t, uint64_t, lpfc_ctx_cmd);
 351
 352 void lpfc_mbox_timeout(struct timer_list *t);
 353 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 354
 355 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 356 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 357                                          struct lpfc_name *);
 358
 359 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 360
 361 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
 362                              struct lpfc_iocbq *, struct lpfc_iocbq *,
 363                              uint32_t);
 364 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
 365                              struct lpfc_iocbq *);
 366
 367 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
 368
 369 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
 370 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 371 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
 372 void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags,
 373                         dma_addr_t *handle);
 374 void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma);
 375
 376 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
 377 void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp);
 378 int lpfc_link_reset(struct lpfc_vport *vport);
 379
 380 /* Function prototypes. */
 381 int lpfc_check_pci_resettable(const struct lpfc_hba *phba);
 382 const char* lpfc_info(struct Scsi_Host *);
 383 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
 384
 385 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
 386 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
 387 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
 388 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
 389 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
 390
 391 void lpfc_get_cfgparam(struct lpfc_hba *);
 392 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 393 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 394 void lpfc_free_sysfs_attr(struct lpfc_vport *);
 395 extern struct device_attribute *lpfc_hba_attrs[];
 396 extern struct device_attribute *lpfc_vport_attrs[];
 397 extern struct scsi_host_template lpfc_template;
 398 extern struct scsi_host_template lpfc_template_no_hr;
 399 extern struct scsi_host_template lpfc_template_nvme;
 400 extern struct scsi_host_template lpfc_vport_template;
 401 extern struct fc_function_template lpfc_transport_functions;
 402 extern struct fc_function_template lpfc_vport_transport_functions;
 403
 404 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 405 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
 406 void lpfc_terminate_rport_io(struct fc_rport *);
 407 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
 408
 409 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
 410 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
 411 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
 412 void destroy_port(struct lpfc_vport *);
 413 int lpfc_get_instance(void);
 414 void lpfc_host_attrib_init(struct Scsi_Host *);
 415
 416 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
 417 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
 418 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
 419                                   uint32_t, uint32_t);
 420 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 421                                        uint32_t, uint32_t);
 422 extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt,
 423                                 uint16_t data1, uint16_t data2, uint32_t data3);
 424 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 425
 426 /* SLI4 if_type 2 externs. */
 427 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
 428 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
 429 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
 430                                    uint16_t *, uint16_t *);
 431 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
 432                                           uint16_t *, uint16_t *);
 433
 434 /* externs BlockGuard */
 435 extern char *_dump_buf_data;
 436 extern unsigned long _dump_buf_data_order;
 437 extern char *_dump_buf_dif;
 438 extern unsigned long _dump_buf_dif_order;
 439 extern spinlock_t _dump_buf_lock;
 440 extern int _dump_buf_done;
 441 extern spinlock_t pgcnt_lock;
 442 extern unsigned int pgcnt;
 443
 444 /* Interface exported by fabric iocb scheduler */
 445 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 446 void lpfc_fabric_abort_hba(struct lpfc_hba *);
 447 void lpfc_fabric_block_timeout(struct timer_list *);
 448 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 449 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
 450 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
 451 void lpfc_scsi_dev_block(struct lpfc_hba *);
 452
 453 void
 454 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
 455                                 struct lpfc_iocbq *);
 456 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
 457 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
 458 void lpfc_create_static_vport(struct lpfc_hba *);
 459 void lpfc_stop_hba_timers(struct lpfc_hba *);
 460 void lpfc_stop_port(struct lpfc_hba *);
 461 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 462 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
 463 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
 464 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
 465 void lpfc_start_fdiscs(struct lpfc_hba *phba);
 466 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
 467 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
 468 #define HBA_EVENT_RSCN                   5
 469 #define HBA_EVENT_LINK_UP                2
 470 #define HBA_EVENT_LINK_DOWN              3
 471
 472 /* functions to support SGIOv4/bsg interface */
 473 int lpfc_bsg_request(struct bsg_job *);
 474 int lpfc_bsg_timeout(struct bsg_job *);
 475 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 476                              struct lpfc_iocbq *);
 477 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
 478 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 479         struct lpfc_iocbq *);
 480 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
 481         struct lpfc_sli_ring *);
 482 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
 483         struct lpfc_iocbq *, uint32_t);
 484 uint32_t lpfc_drain_txq(struct lpfc_hba *);
 485 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
 486 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
 487 void lpfc_handle_rrq_active(struct lpfc_hba *);
 488 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
 489 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
 490         uint16_t, uint16_t, uint16_t);
 491 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
 492 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
 493 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
 494         uint32_t);
 495 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
 496         enum mbox_type, enum dma_type, enum sta_type,
 497         struct lpfc_dmabuf *, uint32_t);
 498 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
 499 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
 500 /* functions to support SR-IOV */
 501 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
 502 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
 503 int lpfc_sli4_queue_create(struct lpfc_hba *);
 504 void lpfc_sli4_queue_destroy(struct lpfc_hba *);
 505 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
 506                                 struct sli4_wcqe_xri_aborted *);
 507 void lpfc_sli_abts_recover_port(struct lpfc_vport *,
 508                                 struct lpfc_nodelist *);
 509 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
 510 int lpfc_issue_reg_vfi(struct lpfc_vport *);
 511 int lpfc_issue_unreg_vfi(struct lpfc_vport *);
 512 int lpfc_selective_reset(struct lpfc_hba *);
 513 int lpfc_sli4_read_config(struct lpfc_hba *);
 514 void lpfc_sli4_node_prep(struct lpfc_hba *);
 515 int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba);
 516 int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba);
 517 int lpfc_io_buf_flush(struct lpfc_hba *phba, struct list_head *sglist);
 518 int lpfc_io_buf_replenish(struct lpfc_hba *phba, struct list_head *cbuf);
 519 int lpfc_sli4_io_sgl_update(struct lpfc_hba *phba);
 520 int lpfc_sli4_post_io_sgl_list(struct lpfc_hba *phba,
 521                 struct list_head *blist, int xricnt);
 522 int lpfc_new_io_buf(struct lpfc_hba *phba, int num_to_alloc);
 523 void lpfc_io_free(struct lpfc_hba *phba);
 524 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
 525 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
 526 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
 527 void lpfc_sli4_offline_eratt(struct lpfc_hba *);
 528
 529 struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
 530                                                 struct lpfc_name *,
 531                                                 struct lpfc_name *,
 532                                                 uint64_t, uint32_t,  bool);
 533 void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
 534 struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
 535                                         struct list_head *list,
 536                                         struct lpfc_name *,
 537                                         struct lpfc_name *, uint64_t);
 538 bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 539                          struct lpfc_name *, uint64_t, uint8_t);
 540 bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 541                           struct lpfc_name *, uint64_t, uint8_t);
 542 bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
 543                             struct lpfc_name *, uint64_t *, struct lpfc_name *,
 544                             struct lpfc_name *, uint64_t *,
 545                             uint32_t *, uint32_t *);
 546 int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
 547 void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
 548
 549 /* RAS Interface */
 550 void lpfc_sli4_ras_init(struct lpfc_hba *phba);
 551 void lpfc_sli4_ras_setup(struct lpfc_hba *phba);
 552 int  lpfc_sli4_ras_fwlog_init(struct lpfc_hba *phba, uint32_t fwlog_level,
 553                          uint32_t fwlog_enable);
 554 void lpfc_ras_stop_fwlog(struct lpfc_hba *phba);
 555 int lpfc_check_fwlog_support(struct lpfc_hba *phba);
 556
 557 /* NVME interfaces. */
 558 void lpfc_nvme_unregister_port(struct lpfc_vport *vport,
 559                         struct lpfc_nodelist *ndlp);
 560 int lpfc_nvme_register_port(struct lpfc_vport *vport,
 561                         struct lpfc_nodelist *ndlp);
 562 int lpfc_nvme_create_localport(struct lpfc_vport *vport);
 563 void lpfc_nvme_destroy_localport(struct lpfc_vport *vport);
 564 void lpfc_nvme_update_localport(struct lpfc_vport *vport);
 565 int lpfc_nvmet_create_targetport(struct lpfc_hba *phba);
 566 int lpfc_nvmet_update_targetport(struct lpfc_hba *phba);
 567 void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba);
 568 void lpfc_nvmet_unsol_ls_event(struct lpfc_hba *phba,
 569                         struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb);
 570 void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba, uint32_t idx,
 571                                 struct rqb_dmabuf *nvmebuf, uint64_t isr_ts);
 572 void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba);
 573 void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
 574                                 struct lpfc_iocbq *cmdiocb,
 575                                 struct lpfc_wcqe_complete *abts_cmpl);
 576 void lpfc_create_multixri_pools(struct lpfc_hba *phba);
 577 void lpfc_create_destroy_pools(struct lpfc_hba *phba);
 578 void lpfc_move_xri_pvt_to_pbl(struct lpfc_hba *phba, u32 hwqid);
 579 void lpfc_move_xri_pbl_to_pvt(struct lpfc_hba *phba, u32 hwqid, u32 cnt);
 580 void lpfc_adjust_high_watermark(struct lpfc_hba *phba, u32 hwqid);
 581 void lpfc_keep_pvt_pool_above_lowwm(struct lpfc_hba *phba, u32 hwqid);
 582 void lpfc_adjust_pvt_pool_count(struct lpfc_hba *phba, u32 hwqid);
 583 #ifdef LPFC_MXP_STAT
 584 void lpfc_snapshot_mxp(struct lpfc_hba *, u32);
 585 #endif
 586 struct lpfc_io_buf *lpfc_get_io_buf(struct lpfc_hba *phba,
 587                                 struct lpfc_nodelist *ndlp, u32 hwqid,
 588                                 int);
 589 void lpfc_release_io_buf(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd,
 590                          struct lpfc_sli4_hdw_queue *qp);
 591 void lpfc_nvme_cmd_template(void);
 592 void lpfc_nvmet_cmd_template(void);
 593 extern int lpfc_enable_nvmet_cnt;
 594 extern unsigned long long lpfc_enable_nvmet[];
 595 extern int lpfc_no_hba_reset_cnt;
 596 extern unsigned long lpfc_no_hba_reset[];