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 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 28 void lpfc_sli_read_link_ste(struct lpfc_hba *); 29 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t); 30 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *); 31 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t); 32 int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *); 33 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *); 34 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 35 36 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *); 37 int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *); 38 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *); 39 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *); 40 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 41 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *); 42 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int); 43 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); 44 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *); 45 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *, 46 LPFC_MBOXQ_t *, uint16_t); 47 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); 48 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); 49 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); 50 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *); 51 52 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *); 53 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *, 54 struct lpfc_nodelist *); 55 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *); 56 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); 57 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *); 58 void lpfc_supported_pages(struct lpfcMboxq *); 59 void lpfc_pc_sli4_params(struct lpfcMboxq *); 60 int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *); 61 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *, 62 uint16_t, uint16_t, bool); 63 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *); 64 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t); 65 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *); 66 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *); 67 void lpfc_cleanup_rpis(struct lpfc_vport *, int); 68 void lpfc_cleanup_pending_mbox(struct lpfc_vport *); 69 int lpfc_linkdown(struct lpfc_hba *); 70 void lpfc_linkdown_port(struct lpfc_vport *); 71 void lpfc_port_link_failure(struct lpfc_vport *); 72 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *); 73 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 74 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *); 75 void lpfc_retry_pport_discovery(struct lpfc_hba *); 76 int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt); 77 void lpfc_free_iocb_list(struct lpfc_hba *phba); 78 int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, 79 struct lpfc_queue *drq, int count, int idx); 80 81 void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 82 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 83 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *); 84 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 85 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 86 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 87 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *); 88 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 89 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *); 90 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *); 91 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *, 92 struct lpfc_nodelist *, int); 93 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int); 94 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *); 95 void lpfc_set_disctmo(struct lpfc_vport *); 96 int lpfc_can_disctmo(struct lpfc_vport *); 97 int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *); 98 void lpfc_unreg_all_rpis(struct lpfc_vport *); 99 void lpfc_unreg_hba_rpis(struct lpfc_hba *); 100 void lpfc_unreg_default_rpis(struct lpfc_vport *); 101 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *); 102 103 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *, 104 struct lpfc_iocbq *, struct lpfc_nodelist *); 105 struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did); 106 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *); 107 int lpfc_nlp_put(struct lpfc_nodelist *); 108 int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp); 109 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t); 110 void lpfc_disc_list_loopmap(struct lpfc_vport *); 111 void lpfc_disc_start(struct lpfc_vport *); 112 void lpfc_cleanup_discovery_resources(struct lpfc_vport *); 113 void lpfc_cleanup(struct lpfc_vport *); 114 void lpfc_disc_timeout(struct timer_list *); 115 116 int lpfc_unregister_fcf_prep(struct lpfc_hba *); 117 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t); 118 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t); 119 void lpfc_worker_wake_up(struct lpfc_hba *); 120 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t); 121 int lpfc_do_work(void *); 122 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *, 123 uint32_t); 124 125 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *); 126 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *, 127 struct serv_parm *, uint32_t, int); 128 void lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *); 129 void lpfc_more_plogi(struct lpfc_vport *); 130 void lpfc_more_adisc(struct lpfc_vport *); 131 void lpfc_end_rscn(struct lpfc_vport *); 132 int lpfc_els_chk_latt(struct lpfc_vport *); 133 int lpfc_els_abort_flogi(struct lpfc_hba *); 134 int lpfc_initial_flogi(struct lpfc_vport *); 135 void lpfc_issue_init_vfi(struct lpfc_vport *); 136 int lpfc_initial_fdisc(struct lpfc_vport *); 137 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t); 138 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 139 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 140 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 141 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *); 142 int lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry); 143 int lpfc_issue_els_rscn(struct lpfc_vport *vport, uint8_t retry); 144 int lpfc_issue_fabric_reglogin(struct lpfc_vport *); 145 int lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry); 146 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *); 147 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *); 148 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *, 149 struct lpfc_nodelist *, LPFC_MBOXQ_t *); 150 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *, 151 struct lpfc_nodelist *, LPFC_MBOXQ_t *); 152 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *, 153 struct lpfc_nodelist *); 154 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *, 155 struct lpfc_nodelist *); 156 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *); 157 void lpfc_els_retry_delay(struct timer_list *); 158 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *); 159 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 160 struct lpfc_iocbq *); 161 int lpfc_els_handle_rscn(struct lpfc_vport *); 162 void lpfc_els_flush_rscn(struct lpfc_vport *); 163 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t); 164 void lpfc_els_flush_all_cmd(struct lpfc_hba *); 165 void lpfc_els_flush_cmd(struct lpfc_vport *); 166 int lpfc_els_disc_adisc(struct lpfc_vport *); 167 int lpfc_els_disc_plogi(struct lpfc_vport *); 168 void lpfc_els_timeout(struct timer_list *); 169 void lpfc_els_timeout_handler(struct lpfc_vport *); 170 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t, 171 uint8_t, struct lpfc_nodelist *, 172 uint32_t, uint32_t); 173 void lpfc_hb_timeout_handler(struct lpfc_hba *); 174 175 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 176 struct lpfc_iocbq *); 177 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *); 178 int lpfc_issue_gidpt(struct lpfc_vport *vport); 179 int lpfc_issue_gidft(struct lpfc_vport *vport); 180 int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq); 181 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t); 182 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t); 183 void lpfc_fdmi_change_check(struct lpfc_vport *vport); 184 void lpfc_delayed_disc_tmo(struct timer_list *); 185 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *); 186 187 int lpfc_config_port_prep(struct lpfc_hba *); 188 void lpfc_update_vport_wwn(struct lpfc_vport *vport); 189 int lpfc_config_port_post(struct lpfc_hba *); 190 int lpfc_hba_down_prep(struct lpfc_hba *); 191 int lpfc_hba_down_post(struct lpfc_hba *); 192 void lpfc_hba_init(struct lpfc_hba *, uint32_t *); 193 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int); 194 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int); 195 int lpfc_online(struct lpfc_hba *); 196 void lpfc_unblock_mgmt_io(struct lpfc_hba *); 197 void lpfc_offline_prep(struct lpfc_hba *, int); 198 void lpfc_offline(struct lpfc_hba *); 199 void lpfc_reset_hba(struct lpfc_hba *); 200 int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd, 201 spinlock_t *slock); 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_sli4_cleanup_poll_list(struct lpfc_hba *phba); 219 int lpfc_sli4_poll_eq(struct lpfc_queue *q, uint8_t path); 220 void lpfc_sli4_poll_hbtimer(struct timer_list *t); 221 void lpfc_sli4_start_polling(struct lpfc_queue *q); 222 void lpfc_sli4_stop_polling(struct lpfc_queue *q); 223 224 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *); 225 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *); 226 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *); 227 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *); 228 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *); 229 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 230 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *); 231 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 232 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 233 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *); 234 int lpfc_mbox_dev_check(struct lpfc_hba *); 235 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *); 236 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *); 237 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t); 238 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t); 239 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *); 240 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *); 241 void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode); 242 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t); 243 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *); 244 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t); 245 void lpfc_issue_init_vpi(struct lpfc_vport *); 246 247 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *, 248 uint32_t , LPFC_MBOXQ_t *); 249 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *); 250 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *); 251 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *); 252 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *); 253 struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba); 254 void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab); 255 void lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba, 256 struct lpfc_nvmet_ctxbuf *ctxp); 257 int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport, 258 struct fc_frame_header *fc_hdr); 259 void lpfc_nvmet_wqfull_process(struct lpfc_hba *phba, struct lpfc_queue *wq); 260 void lpfc_sli_flush_nvme_rings(struct lpfc_hba *phba); 261 void lpfc_nvme_wait_for_io_drain(struct lpfc_hba *phba); 262 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *, 263 uint16_t); 264 int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq, 265 struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe); 266 int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq); 267 void lpfc_unregister_fcf(struct lpfc_hba *); 268 void lpfc_unregister_fcf_rescan(struct lpfc_hba *); 269 void lpfc_unregister_unused_fcf(struct lpfc_hba *); 270 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *); 271 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *); 272 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *); 273 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *); 274 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t); 275 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t); 276 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t); 277 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t); 278 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *); 279 280 int lpfc_mem_alloc(struct lpfc_hba *, int align); 281 int lpfc_nvmet_mem_alloc(struct lpfc_hba *phba); 282 int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *); 283 void lpfc_mem_free(struct lpfc_hba *); 284 void lpfc_mem_free_all(struct lpfc_hba *); 285 void lpfc_stop_vport_timers(struct lpfc_vport *); 286 287 void lpfc_poll_timeout(struct timer_list *t); 288 void lpfc_poll_start_timer(struct lpfc_hba *); 289 void lpfc_poll_eratt(struct timer_list *); 290 int 291 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *, 292 struct lpfc_sli_ring *, uint32_t); 293 294 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *); 295 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *); 296 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *); 297 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *); 298 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t, 299 uint32_t); 300 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *); 301 int lpfc_selective_reset(struct lpfc_hba *); 302 void lpfc_reset_barrier(struct lpfc_hba *); 303 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t); 304 int lpfc_sli_brdkill(struct lpfc_hba *); 305 int lpfc_sli_chipset_init(struct lpfc_hba *phba); 306 int lpfc_sli_brdreset(struct lpfc_hba *); 307 int lpfc_sli_brdrestart(struct lpfc_hba *); 308 int lpfc_sli_hba_setup(struct lpfc_hba *); 309 int lpfc_sli_config_port(struct lpfc_hba *, int); 310 int lpfc_sli_host_down(struct lpfc_vport *); 311 int lpfc_sli_hba_down(struct lpfc_hba *); 312 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 313 int lpfc_sli_handle_mb_event(struct lpfc_hba *); 314 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int); 315 int lpfc_sli_check_eratt(struct lpfc_hba *); 316 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *, 317 struct lpfc_sli_ring *, uint32_t); 318 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *); 319 void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport, 320 struct fc_frame_header *fc_hdr, bool aborted); 321 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 322 void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *); 323 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t, 324 struct lpfc_iocbq *, uint32_t); 325 int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, struct lpfc_sli4_hdw_queue *qp, 326 struct lpfc_iocbq *pwqe); 327 struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri); 328 struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba, 329 struct lpfc_iocbq *piocbq); 330 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t); 331 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t); 332 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *); 333 void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba); 334 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *); 335 void lpfc_sli_flush_io_rings(struct lpfc_hba *phba); 336 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *, 337 struct lpfc_dmabuf *); 338 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *, 339 struct lpfc_sli_ring *, 340 dma_addr_t); 341 342 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *); 343 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *, 344 struct lpfc_sli_ring *, uint32_t ); 345 346 int lpfc_sli_hbq_count(void); 347 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t); 348 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *); 349 int lpfc_sli_hbq_size(void); 350 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *, 351 struct lpfc_iocbq *); 352 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd); 353 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t, 354 uint64_t, lpfc_ctx_cmd); 355 int 356 lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *, 357 uint16_t, uint64_t, lpfc_ctx_cmd); 358 359 void lpfc_mbox_timeout(struct timer_list *t); 360 void lpfc_mbox_timeout_handler(struct lpfc_hba *); 361 362 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t); 363 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *, 364 struct lpfc_name *); 365 struct lpfc_nodelist *lpfc_findnode_mapped(struct lpfc_vport *vport); 366 367 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 368 369 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t, 370 struct lpfc_iocbq *, struct lpfc_iocbq *, 371 uint32_t); 372 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *, 373 struct lpfc_iocbq *); 374 375 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *); 376 377 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *); 378 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t); 379 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t); 380 void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags, 381 dma_addr_t *handle); 382 void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma); 383 384 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *); 385 void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp); 386 int lpfc_link_reset(struct lpfc_vport *vport); 387 388 /* Function prototypes. */ 389 int lpfc_check_pci_resettable(struct lpfc_hba *phba); 390 const char* lpfc_info(struct Scsi_Host *); 391 int lpfc_scan_finished(struct Scsi_Host *, unsigned long); 392 393 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t); 394 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t); 395 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t); 396 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t); 397 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t); 398 399 void lpfc_get_cfgparam(struct lpfc_hba *); 400 void lpfc_get_vport_cfgparam(struct lpfc_vport *); 401 int lpfc_alloc_sysfs_attr(struct lpfc_vport *); 402 void lpfc_free_sysfs_attr(struct lpfc_vport *); 403 extern struct device_attribute *lpfc_hba_attrs[]; 404 extern struct device_attribute *lpfc_vport_attrs[]; 405 extern struct scsi_host_template lpfc_template; 406 extern struct scsi_host_template lpfc_template_nvme; 407 extern struct fc_function_template lpfc_transport_functions; 408 extern struct fc_function_template lpfc_vport_transport_functions; 409 410 int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t); 411 int lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t); 412 void lpfc_terminate_rport_io(struct fc_rport *); 413 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport); 414 415 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *); 416 int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable); 417 int lpfc_mbx_unreg_vpi(struct lpfc_vport *); 418 void destroy_port(struct lpfc_vport *); 419 int lpfc_get_instance(void); 420 void lpfc_host_attrib_init(struct Scsi_Host *); 421 422 extern void lpfc_debugfs_initialize(struct lpfc_vport *); 423 extern void lpfc_debugfs_terminate(struct lpfc_vport *); 424 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t, 425 uint32_t, uint32_t); 426 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t, 427 uint32_t, uint32_t); 428 extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt, 429 uint16_t data1, uint16_t data2, uint32_t data3); 430 extern struct lpfc_hbq_init *lpfc_hbq_defs[]; 431 432 /* SLI4 if_type 2 externs. */ 433 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *); 434 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *); 435 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t, 436 uint16_t *, uint16_t *); 437 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t, 438 uint16_t *, uint16_t *); 439 440 /* Interface exported by fabric iocb scheduler */ 441 void lpfc_fabric_abort_nport(struct lpfc_nodelist *); 442 void lpfc_fabric_abort_hba(struct lpfc_hba *); 443 void lpfc_fabric_block_timeout(struct timer_list *); 444 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *); 445 void lpfc_rampdown_queue_depth(struct lpfc_hba *); 446 void lpfc_ramp_down_queue_handler(struct lpfc_hba *); 447 void lpfc_scsi_dev_block(struct lpfc_hba *); 448 449 void 450 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *, 451 struct lpfc_iocbq *); 452 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *); 453 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *); 454 void lpfc_create_static_vport(struct lpfc_hba *); 455 void lpfc_stop_hba_timers(struct lpfc_hba *); 456 void lpfc_stop_port(struct lpfc_hba *); 457 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); 458 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); 459 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t); 460 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); 461 void lpfc_start_fdiscs(struct lpfc_hba *phba); 462 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t); 463 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t); 464 #define HBA_EVENT_RSCN 5 465 #define HBA_EVENT_LINK_UP 2 466 #define HBA_EVENT_LINK_DOWN 3 467 468 /* functions to support SGIOv4/bsg interface */ 469 int lpfc_bsg_request(struct bsg_job *); 470 int lpfc_bsg_timeout(struct bsg_job *); 471 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 472 struct lpfc_iocbq *); 473 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *); 474 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *, 475 struct lpfc_iocbq *); 476 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *, 477 struct lpfc_sli_ring *); 478 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t, 479 struct lpfc_iocbq *, uint32_t); 480 uint32_t lpfc_drain_txq(struct lpfc_hba *); 481 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *); 482 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t); 483 void lpfc_handle_rrq_active(struct lpfc_hba *); 484 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *); 485 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, 486 uint16_t, uint16_t, uint16_t); 487 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t); 488 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *); 489 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t, 490 uint32_t); 491 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type, 492 enum mbox_type, enum dma_type, enum sta_type, 493 struct lpfc_dmabuf *, uint32_t); 494 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *); 495 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *); 496 /* functions to support SR-IOV */ 497 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int); 498 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *); 499 int lpfc_sli4_queue_create(struct lpfc_hba *); 500 void lpfc_sli4_queue_destroy(struct lpfc_hba *); 501 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *, 502 struct sli4_wcqe_xri_aborted *); 503 void lpfc_sli_abts_recover_port(struct lpfc_vport *, 504 struct lpfc_nodelist *); 505 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t); 506 int lpfc_issue_reg_vfi(struct lpfc_vport *); 507 int lpfc_issue_unreg_vfi(struct lpfc_vport *); 508 int lpfc_selective_reset(struct lpfc_hba *); 509 int lpfc_sli4_read_config(struct lpfc_hba *); 510 void lpfc_sli4_node_prep(struct lpfc_hba *); 511 int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba); 512 int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba); 513 int lpfc_io_buf_flush(struct lpfc_hba *phba, struct list_head *sglist); 514 int lpfc_io_buf_replenish(struct lpfc_hba *phba, struct list_head *cbuf); 515 int lpfc_sli4_io_sgl_update(struct lpfc_hba *phba); 516 int lpfc_sli4_post_io_sgl_list(struct lpfc_hba *phba, 517 struct list_head *blist, int xricnt); 518 int lpfc_new_io_buf(struct lpfc_hba *phba, int num_to_alloc); 519 void lpfc_io_free(struct lpfc_hba *phba); 520 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *); 521 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *); 522 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t); 523 void lpfc_sli4_offline_eratt(struct lpfc_hba *); 524 525 struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *, 526 struct lpfc_name *, 527 struct lpfc_name *, 528 uint64_t, uint32_t, bool); 529 void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*); 530 struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *, 531 struct list_head *list, 532 struct lpfc_name *, 533 struct lpfc_name *, uint64_t); 534 bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *, 535 struct lpfc_name *, uint64_t, uint8_t); 536 bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *, 537 struct lpfc_name *, uint64_t, uint8_t); 538 bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *, 539 struct lpfc_name *, uint64_t *, struct lpfc_name *, 540 struct lpfc_name *, uint64_t *, 541 uint32_t *, uint32_t *); 542 int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox); 543 void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb); 544 545 /* RAS Interface */ 546 void lpfc_sli4_ras_init(struct lpfc_hba *phba); 547 void lpfc_sli4_ras_setup(struct lpfc_hba *phba); 548 int lpfc_sli4_ras_fwlog_init(struct lpfc_hba *phba, uint32_t fwlog_level, 549 uint32_t fwlog_enable); 550 void lpfc_ras_stop_fwlog(struct lpfc_hba *phba); 551 int lpfc_check_fwlog_support(struct lpfc_hba *phba); 552 553 /* NVME interfaces. */ 554 void lpfc_nvme_rescan_port(struct lpfc_vport *vport, 555 struct lpfc_nodelist *ndlp); 556 void lpfc_nvme_unregister_port(struct lpfc_vport *vport, 557 struct lpfc_nodelist *ndlp); 558 int lpfc_nvme_register_port(struct lpfc_vport *vport, 559 struct lpfc_nodelist *ndlp); 560 int lpfc_nvme_create_localport(struct lpfc_vport *vport); 561 void lpfc_nvme_destroy_localport(struct lpfc_vport *vport); 562 void lpfc_nvme_update_localport(struct lpfc_vport *vport); 563 int lpfc_nvmet_create_targetport(struct lpfc_hba *phba); 564 int lpfc_nvmet_update_targetport(struct lpfc_hba *phba); 565 void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba); 566 int lpfc_nvme_handle_lsreq(struct lpfc_hba *phba, 567 struct lpfc_async_xchg_ctx *axchg); 568 int lpfc_nvmet_handle_lsreq(struct lpfc_hba *phba, 569 struct lpfc_async_xchg_ctx *axchg); 570 void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba, uint32_t idx, 571 struct rqb_dmabuf *nvmebuf, uint64_t isr_ts, 572 uint8_t cqflag); 573 void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba); 574 void lpfc_nvmet_invalidate_host(struct lpfc_hba *phba, 575 struct lpfc_nodelist *ndlp); 576 void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba, 577 struct lpfc_iocbq *cmdiocb, 578 struct lpfc_wcqe_complete *abts_cmpl); 579 void lpfc_create_multixri_pools(struct lpfc_hba *phba); 580 void lpfc_create_destroy_pools(struct lpfc_hba *phba); 581 void lpfc_move_xri_pvt_to_pbl(struct lpfc_hba *phba, u32 hwqid); 582 void lpfc_move_xri_pbl_to_pvt(struct lpfc_hba *phba, u32 hwqid, u32 cnt); 583 void lpfc_adjust_high_watermark(struct lpfc_hba *phba, u32 hwqid); 584 void lpfc_keep_pvt_pool_above_lowwm(struct lpfc_hba *phba, u32 hwqid); 585 void lpfc_adjust_pvt_pool_count(struct lpfc_hba *phba, u32 hwqid); 586 #ifdef LPFC_MXP_STAT 587 void lpfc_snapshot_mxp(struct lpfc_hba *, u32); 588 #endif 589 struct lpfc_io_buf *lpfc_get_io_buf(struct lpfc_hba *phba, 590 struct lpfc_nodelist *ndlp, u32 hwqid, 591 int); 592 void lpfc_release_io_buf(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd, 593 struct lpfc_sli4_hdw_queue *qp); 594 void lpfc_io_ktime(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd); 595 void lpfc_nvme_cmd_template(void); 596 void lpfc_nvmet_cmd_template(void); 597 void lpfc_nvme_cancel_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn); 598 void lpfc_nvme_prep_abort_wqe(struct lpfc_iocbq *pwqeq, u16 xritag, u8 opt); 599 extern int lpfc_enable_nvmet_cnt; 600 extern unsigned long long lpfc_enable_nvmet[]; 601 extern int lpfc_no_hba_reset_cnt; 602 extern unsigned long lpfc_no_hba_reset[]; 603