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block: add reference counting for struct bsg_job
[linux-2.6-block.git] / drivers / scsi / lpfc / lpfc_crtn.h
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dea3101e 1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
c44ce173 3 * Fibre Channel Host Bus Adapters. *
51f4ca3c 4 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
c44ce173 5 * EMULEX and SLI are trademarks of Emulex. *
dea3101e 6 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
c44ce173
JSEC		 9 * modify it under the terms of version 2 of the GNU General *
10 * Public License as published by the Free Software Foundation. *
11 * This program is distributed in the hope that it will be useful. *
12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16 * TO BE LEGALLY INVALID. See the GNU General Public License for *
17 * more details, a copy of which can be found in the file COPYING *
18 * included with this package. *
dea3101e 19 *******************************************************************/
20
9399627f 21typedef int (*node_filter)(struct lpfc_nodelist *, void *);
685f0bf7 22
c01f3208 23struct fc_rport;
a0c87cbd
JS		 24void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
25void lpfc_sli_read_link_ste(struct lpfc_hba *);
26void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
97207482 27void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
1c6834a7 28int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
026abb87 29int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *);
dea3101e 30void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
57127f15
JS		 31void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
32
858c9f6c 33void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
76a95d75 34int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
dea3101e 35void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
9399627f 36void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
dea3101e 37void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
9399627f 38int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
92d7f7b0 39int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
dea3101e 40void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
7bb3b137 41void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
da0436e9 42int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
4042629e 43 LPFC_MBOXQ_t *, uint16_t);
ffc95493 44void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
92d7f7b0
JS		 45void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
46void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
5af5eee7
JS		 47void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
48
da0436e9 49void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
695a814e
JS		 50void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
51 struct lpfc_nodelist *);
92d7f7b0 52void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
dea3101e 53void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
da0436e9 54void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
28baac74 55void lpfc_supported_pages(struct lpfcMboxq *);
fedd3b7b 56void lpfc_pc_sli4_params(struct lpfcMboxq *);
28baac74 57int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
6d368e53
JS		 58int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
59 uint16_t, uint16_t, bool);
fedd3b7b 60int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
549e55cd 61struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
45ed1190
JS		 62void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
63void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
9399627f 64void lpfc_cleanup_rpis(struct lpfc_vport *, int);
695a814e 65void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
dea3101e 66int lpfc_linkdown(struct lpfc_hba *);
da0436e9 67void lpfc_linkdown_port(struct lpfc_vport *);
87af33fe 68void lpfc_port_link_failure(struct lpfc_vport *);
76a95d75 69void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
695a814e 70void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
0c9ab6f5 71void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
695a814e 72void lpfc_retry_pport_discovery(struct lpfc_hba *);
78730cfe 73void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
dea3101e 74
d6de08cc 75void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 76void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
858c9f6c 77void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 78void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
79void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
80void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
da0436e9 81void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
1b51197d 82void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
e47c9093 83void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
2e0fef85 84void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
e47c9093
JS		 85struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
86 struct lpfc_nodelist *, int);
2e0fef85
JS		 87void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
88void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
89void lpfc_set_disctmo(struct lpfc_vport *);
90int lpfc_can_disctmo(struct lpfc_vport *);
91int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
92d7f7b0 92void lpfc_unreg_all_rpis(struct lpfc_vport *);
ecfd03c6 93void lpfc_unreg_hba_rpis(struct lpfc_hba *);
92d7f7b0
JS		 94void lpfc_unreg_default_rpis(struct lpfc_vport *);
95void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
96
dea3101e 97int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
2e0fef85
JS		 98 struct lpfc_iocbq *, struct lpfc_nodelist *);
99void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
329f9bc7
JS		 100struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
101int lpfc_nlp_put(struct lpfc_nodelist *);
98c9ea5c 102int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
2e0fef85
JS		 103struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
104void lpfc_disc_list_loopmap(struct lpfc_vport *);
105void lpfc_disc_start(struct lpfc_vport *);
92d7f7b0 106void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
87af33fe 107void lpfc_cleanup(struct lpfc_vport *);
dea3101e 108void lpfc_disc_timeout(unsigned long);
dea3101e 109
ae05ebe3 110int lpfc_unregister_fcf_prep(struct lpfc_hba *);
2e0fef85 111struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
cb69f7de 112struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
92d7f7b0 113void lpfc_worker_wake_up(struct lpfc_hba *);
dea3101e 114int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
115int lpfc_do_work(void *);
2e0fef85 116int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
dea3101e 117 uint32_t);
118
92d7f7b0 119void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
2e0fef85 120int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
341af102 121 struct serv_parm *, uint32_t, int);
92d7f7b0 122int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
87af33fe 123void lpfc_more_plogi(struct lpfc_vport *);
0ff10d46 124void lpfc_more_adisc(struct lpfc_vport *);
87af33fe 125void lpfc_end_rscn(struct lpfc_vport *);
858c9f6c 126int lpfc_els_chk_latt(struct lpfc_vport *);
dea3101e 127int lpfc_els_abort_flogi(struct lpfc_hba *);
2e0fef85 128int lpfc_initial_flogi(struct lpfc_vport *);
76a95d75 129void lpfc_issue_init_vfi(struct lpfc_vport *);
92d7f7b0 130int lpfc_initial_fdisc(struct lpfc_vport *);
2e0fef85
JS		 131int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
132int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
133int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
134int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
92d7f7b0 135int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
2e0fef85 136int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
6fb120a7 137int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
dea3101e 138int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
858c9f6c 139int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
2e0fef85 140int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
51ef4c26 141 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
2e0fef85 142int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
858c9f6c 143 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
2e0fef85 144int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
dea3101e 145 struct lpfc_nodelist *);
2e0fef85 146int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
dea3101e 147 struct lpfc_nodelist *);
2e0fef85 148void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
dea3101e 149void lpfc_els_retry_delay(unsigned long);
150void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
151void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
152 struct lpfc_iocbq *);
2e0fef85 153int lpfc_els_handle_rscn(struct lpfc_vport *);
92d7f7b0 154void lpfc_els_flush_rscn(struct lpfc_vport *);
2e0fef85 155int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
549e55cd 156void lpfc_els_flush_all_cmd(struct lpfc_hba *);
2e0fef85
JS		 157void lpfc_els_flush_cmd(struct lpfc_vport *);
158int lpfc_els_disc_adisc(struct lpfc_vport *);
159int lpfc_els_disc_plogi(struct lpfc_vport *);
dea3101e 160void lpfc_els_timeout(unsigned long);
2e0fef85 161void lpfc_els_timeout_handler(struct lpfc_vport *);
f1c3b0fc
JS		 162struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
163 uint8_t, struct lpfc_nodelist *,
164 uint32_t, uint32_t);
858c9f6c 165void lpfc_hb_timeout_handler(struct lpfc_hba *);
dea3101e 166
167void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
168 struct lpfc_iocbq *);
6dd9e31c 169int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
92d7f7b0 170int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
4258e98e
JS		 171int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
172void lpfc_fdmi_num_disc_check(struct lpfc_vport *);
92494144
JS		 173void lpfc_delayed_disc_tmo(unsigned long);
174void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
dea3101e 175
176int lpfc_config_port_prep(struct lpfc_hba *);
0558056c 177void lpfc_update_vport_wwn(struct lpfc_vport *vport);
dea3101e 178int lpfc_config_port_post(struct lpfc_hba *);
179int lpfc_hba_down_prep(struct lpfc_hba *);
41415862 180int lpfc_hba_down_post(struct lpfc_hba *);
dea3101e 181void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
495a714c 182int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
dea3101e 183void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
dea3101e 184int lpfc_online(struct lpfc_hba *);
46fa311e 185void lpfc_unblock_mgmt_io(struct lpfc_hba *);
618a5230 186void lpfc_offline_prep(struct lpfc_hba *, int);
46fa311e 187void lpfc_offline(struct lpfc_hba *);
da0436e9 188void lpfc_reset_hba(struct lpfc_hba *);
dea3101e 189
1ba981fd
JS		 190int lpfc_fof_queue_create(struct lpfc_hba *);
191int lpfc_fof_queue_setup(struct lpfc_hba *);
192int lpfc_fof_queue_destroy(struct lpfc_hba *);
193irqreturn_t lpfc_sli4_fof_intr_handler(int, void *);
194
dea3101e 195int lpfc_sli_setup(struct lpfc_hba *);
196int lpfc_sli_queue_setup(struct lpfc_hba *);
dea3101e 197
198void lpfc_handle_eratt(struct lpfc_hba *);
199void lpfc_handle_latt(struct lpfc_hba *);
da0436e9
JS		 200irqreturn_t lpfc_sli_intr_handler(int, void *);
201irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
202irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
203irqreturn_t lpfc_sli4_intr_handler(int, void *);
67d12733 204irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
dea3101e 205
206void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
d7c47992 207void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 208void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
209void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
41415862 210void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 211void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
212LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
da0436e9 213void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
92d7f7b0 214void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
da0436e9
JS		 215int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
216int lpfc_mbox_dev_check(struct lpfc_hba *);
a183a15f 217int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
da0436e9
JS		 218void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
219void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
1c6834a7 220void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
6669f9bb 221void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
da0436e9
JS		 222void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
223void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
224void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
32b9793f 225int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
ecfd03c6 226void lpfc_issue_init_vpi(struct lpfc_vport *);
dea3101e 227
51ef4c26
JS		 228void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
229 uint32_t , LPFC_MBOXQ_t *);
51ef4c26
JS		 230struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
231void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
da0436e9
JS		 232struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
233void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
234void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
235 uint16_t);
ecfd03c6
JS		 236void lpfc_unregister_fcf(struct lpfc_hba *);
237void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
da0436e9 238void lpfc_unregister_unused_fcf(struct lpfc_hba *);
ecfd03c6
JS		 239int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
240void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
fc2b989b 241void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
0c9ab6f5 242uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
7d791df7 243void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
0c9ab6f5
JS		 244int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
245void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
a93ff37a 246int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
7d791df7 247void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
ed957684 248
da0436e9 249int lpfc_mem_alloc(struct lpfc_hba *, int align);
cff261f6 250int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
dea3101e 251void lpfc_mem_free(struct lpfc_hba *);
da0436e9 252void lpfc_mem_free_all(struct lpfc_hba *);
92d7f7b0 253void lpfc_stop_vport_timers(struct lpfc_vport *);
dea3101e 254
875fbdfe 255void lpfc_poll_timeout(unsigned long ptr);
9399627f
JS		 256void lpfc_poll_start_timer(struct lpfc_hba *);
257void lpfc_poll_eratt(unsigned long);
45ed1190
JS		 258int
259lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
260 struct lpfc_sli_ring *, uint32_t);
261
4f2e66c6 262struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
0bd4ca25 263struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
9399627f
JS		 264void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
265uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
a257bf90
JS		 266void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
267 uint32_t);
04c68496 268void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
7f86059a
JS		 269int lpfc_selective_reset(struct lpfc_hba *);
270void lpfc_reset_barrier(struct lpfc_hba *);
41415862
JW		 271int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
272int lpfc_sli_brdkill(struct lpfc_hba *);
273int lpfc_sli_brdreset(struct lpfc_hba *);
274int lpfc_sli_brdrestart(struct lpfc_hba *);
dea3101e 275int lpfc_sli_hba_setup(struct lpfc_hba *);
9399627f 276int lpfc_sli_config_port(struct lpfc_hba *, int);
2e0fef85 277int lpfc_sli_host_down(struct lpfc_vport *);
dea3101e 278int lpfc_sli_hba_down(struct lpfc_hba *);
279int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
280int lpfc_sli_handle_mb_event(struct lpfc_hba *);
618a5230 281void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
9399627f 282int lpfc_sli_check_eratt(struct lpfc_hba *);
da0436e9 283void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
dea3101e 284 struct lpfc_sli_ring *, uint32_t);
4d9ab994 285void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
dea3101e 286void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
be6bb941 287void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
da0436e9 288int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
dea3101e 289 struct lpfc_iocbq *, uint32_t);
290void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
a0c87cbd 291void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
2e0fef85 292void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
db55fba8 293void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
5af5eee7 294void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
a8e497d5 295void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
dea3101e 296int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
297 struct lpfc_dmabuf *);
298struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
299 struct lpfc_sli_ring *,
300 dma_addr_t);
76bb24ef
JS		 301
302uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
303struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
304 struct lpfc_sli_ring *, uint32_t );
305
51ef4c26 306int lpfc_sli_hbq_count(void);
92d7f7b0 307int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
ed957684 308void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
ed957684 309int lpfc_sli_hbq_size(void);
07951076
JS		 310int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
311 struct lpfc_iocbq *);
51ef4c26
JS		 312int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
313int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
314 uint64_t, lpfc_ctx_cmd);
98912dda
JS		 315int
316lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
317 uint16_t, uint64_t, lpfc_ctx_cmd);
dea3101e 318
319void lpfc_mbox_timeout(unsigned long);
320void lpfc_mbox_timeout_handler(struct lpfc_hba *);
dea3101e 321
2e0fef85
JS		 322struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
323struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
324 struct lpfc_name *);
dea3101e 325
9399627f
JS		 326int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
327
da0436e9 328int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
9399627f
JS		 329 struct lpfc_iocbq *, struct lpfc_iocbq *,
330 uint32_t);
331void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
332 struct lpfc_iocbq *);
dea3101e 333
92d7f7b0 334void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
ed957684 335
dea3101e 336void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
2e0fef85 337void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
dea3101e 338void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
339
92d7f7b0 340void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
dea3101e 341/* Function prototypes. */
342const char* lpfc_info(struct Scsi_Host *);
47a8617c
JS		 343int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
344
da0436e9
JS		 345int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
346int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
347int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
348int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
349int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
350
dea3101e 351void lpfc_get_cfgparam(struct lpfc_hba *);
3de2a653 352void lpfc_get_vport_cfgparam(struct lpfc_vport *);
2e0fef85
JS		 353int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
354void lpfc_free_sysfs_attr(struct lpfc_vport *);
ee959b00
TJ		 355extern struct device_attribute *lpfc_hba_attrs[];
356extern struct device_attribute *lpfc_vport_attrs[];
dea3101e 357extern struct scsi_host_template lpfc_template;
ea4142f6 358extern struct scsi_host_template lpfc_template_s3;
3de2a653 359extern struct scsi_host_template lpfc_vport_template;
dea3101e 360extern struct fc_function_template lpfc_transport_functions;
98c9ea5c 361extern struct fc_function_template lpfc_vport_transport_functions;
dea3101e 362
92d7f7b0 363int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
495a714c 364int lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
c01f3208
JS		 365void lpfc_terminate_rport_io(struct fc_rport *);
366void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
dea3101e 367
3de2a653 368struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
92d7f7b0 369int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
d7c255b2 370int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
2e0fef85 371void destroy_port(struct lpfc_vport *);
92d7f7b0
JS		 372int lpfc_get_instance(void);
373void lpfc_host_attrib_init(struct Scsi_Host *);
374
858c9f6c
JS		 375extern void lpfc_debugfs_initialize(struct lpfc_vport *);
376extern void lpfc_debugfs_terminate(struct lpfc_vport *);
377extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
378 uint32_t, uint32_t);
a58cbd52
JS		 379extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
380 uint32_t, uint32_t);
311464ec 381extern struct lpfc_hbq_init *lpfc_hbq_defs[];
858c9f6c 382
6d368e53
JS		 383/* SLI4 if_type 2 externs. */
384int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
385int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
b76f2dc9
JS		 386int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
387 uint16_t *, uint16_t *);
388int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
389 uint16_t *, uint16_t *);
6d368e53 390
81301a9b
JS		 391/* externs BlockGuard */
392extern char *_dump_buf_data;
393extern unsigned long _dump_buf_data_order;
394extern char *_dump_buf_dif;
395extern unsigned long _dump_buf_dif_order;
396extern spinlock_t _dump_buf_lock;
397extern int _dump_buf_done;
398extern spinlock_t pgcnt_lock;
399extern unsigned int pgcnt;
ba20c853 400extern unsigned int lpfc_fcp_look_ahead;
81301a9b 401
92d7f7b0 402/* Interface exported by fabric iocb scheduler */
92d7f7b0
JS		 403void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
404void lpfc_fabric_abort_hba(struct lpfc_hba *);
92d7f7b0
JS		 405void lpfc_fabric_block_timeout(unsigned long);
406void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
eaf15d5b 407void lpfc_rampdown_queue_depth(struct lpfc_hba *);
92d7f7b0 408void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
a8e497d5 409void lpfc_scsi_dev_block(struct lpfc_hba *);
2e0fef85 410
ea2151b4
JS		 411void
412lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
413 struct lpfc_iocbq *);
414struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
415void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
da0436e9
JS		 416void lpfc_create_static_vport(struct lpfc_hba *);
417void lpfc_stop_hba_timers(struct lpfc_hba *);
418void lpfc_stop_port(struct lpfc_hba *);
ecfd03c6
JS		 419void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
420void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
da0436e9
JS		 421void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
422int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
423void lpfc_start_fdiscs(struct lpfc_hba *phba);
6669f9bb 424struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
0f65ff68 425struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
dea3101e 426#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
92d7f7b0
JS		 427#define HBA_EVENT_RSCN 5
428#define HBA_EVENT_LINK_UP 2
429#define HBA_EVENT_LINK_DOWN 3
da0436e9 430
f1c3b0fc
JS		 431/* functions to support SGIOv4/bsg interface */
432int lpfc_bsg_request(struct fc_bsg_job *);
433int lpfc_bsg_timeout(struct fc_bsg_job *);
4fede78f 434int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
f1c3b0fc 435 struct lpfc_iocbq *);
6dd9e31c 436int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
2a9bf3d0
JS		 437void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
438 struct lpfc_iocbq *);
439struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
440 struct lpfc_sli_ring *);
441int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
442 struct lpfc_iocbq *, uint32_t);
443uint32_t lpfc_drain_txq(struct lpfc_hba *);
19ca7609
JS		 444void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
445int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
446void lpfc_handle_rrq_active(struct lpfc_hba *);
447int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
448int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
449 uint16_t, uint16_t, uint16_t);
7851fe2c 450uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
1151e3ec 451void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
19ca7609
JS		 452struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
453 uint32_t);
b76f2dc9
JS		 454void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
455 enum mbox_type, enum dma_type, enum sta_type,
456 struct lpfc_dmabuf *, uint32_t);
457void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
52d52440 458int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
912e3acd
JS		 459/* functions to support SR-IOV */
460int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
0a96e975 461uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
5350d872
JS		 462int lpfc_sli4_queue_create(struct lpfc_hba *);
463void lpfc_sli4_queue_destroy(struct lpfc_hba *);
cb69f7de
JS		 464void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
465 struct sli4_wcqe_xri_aborted *);
086a345f
JS		 466void lpfc_sli_abts_recover_port(struct lpfc_vport *,
467 struct lpfc_nodelist *);
1b51197d
JS		 468int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
469int lpfc_issue_reg_vfi(struct lpfc_vport *);
470int lpfc_issue_unreg_vfi(struct lpfc_vport *);
471int lpfc_selective_reset(struct lpfc_hba *);
8a9d2e80
JS		 472int lpfc_sli4_read_config(struct lpfc_hba *);
473void lpfc_sli4_node_prep(struct lpfc_hba *);
474int lpfc_sli4_xri_sgl_update(struct lpfc_hba *);
475void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
8b68cd52 476uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
c71ab861 477int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
a88dbb6a 478void lpfc_sli4_offline_eratt(struct lpfc_hba *);
1ba981fd
JS		 479
480struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
481 struct lpfc_name *,
482 struct lpfc_name *,
483 uint64_t, bool);
484void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
485struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
486 struct list_head *list,
487 struct lpfc_name *,
488 struct lpfc_name *, uint64_t);
489bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
c92c841c 490 struct lpfc_name *, uint64_t, uint8_t);
1ba981fd
JS		 491bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
492 struct lpfc_name *, uint64_t);
493bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
494 struct lpfc_name *, uint64_t *, struct lpfc_name *,
495 struct lpfc_name *, uint64_t *, uint32_t *);
86478875
JS		 496int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
497void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
Linux 6.x block layer and io_uring tree(s)