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scsi: lpfc: remove ScsiResult macro
[linux-2.6-block.git] / drivers / scsi / lpfc / lpfc_crtn.h
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1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2018 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
23typedef int (*node_filter)(struct lpfc_nodelist *, void *);
24
25struct fc_rport;
26struct fc_frame_header;
27struct lpfc_nvmet_rcv_ctx;
28void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
29void lpfc_sli_read_link_ste(struct lpfc_hba *);
30void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
31void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
32int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
33int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *);
34void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
35void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
36
37void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
38int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
39void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
40void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
41void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
42int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
43int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
44void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
45void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
46int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
47 LPFC_MBOXQ_t *, uint16_t);
48void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
49void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
50void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
51void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
52
53void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
54void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
55 struct lpfc_nodelist *);
56void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
57void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
58void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
59void lpfc_supported_pages(struct lpfcMboxq *);
60void lpfc_pc_sli4_params(struct lpfcMboxq *);
61int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
62int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
63 uint16_t, uint16_t, bool);
64int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
65struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
66void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
67void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
68void lpfc_cleanup_rpis(struct lpfc_vport *, int);
69void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
70int lpfc_linkdown(struct lpfc_hba *);
71void lpfc_linkdown_port(struct lpfc_vport *);
72void lpfc_port_link_failure(struct lpfc_vport *);
73void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
74void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
75void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
76void lpfc_retry_pport_discovery(struct lpfc_hba *);
77void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
78int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt);
79void lpfc_free_iocb_list(struct lpfc_hba *phba);
80int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
81 struct lpfc_queue *drq, int count, int idx);
82
83void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
84void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
85void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
86void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
87void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
88void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
89void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
90void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
91void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
92void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
93struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
94 struct lpfc_nodelist *, int);
95void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
96void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
97void lpfc_set_disctmo(struct lpfc_vport *);
98int lpfc_can_disctmo(struct lpfc_vport *);
99int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
100void lpfc_unreg_all_rpis(struct lpfc_vport *);
101void lpfc_unreg_hba_rpis(struct lpfc_hba *);
102void lpfc_unreg_default_rpis(struct lpfc_vport *);
103void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
104
105int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
106 struct lpfc_iocbq *, struct lpfc_nodelist *);
107struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did);
108struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
109int lpfc_nlp_put(struct lpfc_nodelist *);
110int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
111struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
112void lpfc_disc_list_loopmap(struct lpfc_vport *);
113void lpfc_disc_start(struct lpfc_vport *);
114void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
115void lpfc_cleanup(struct lpfc_vport *);
116void lpfc_disc_timeout(struct timer_list *);
117
118int lpfc_unregister_fcf_prep(struct lpfc_hba *);
119struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
120struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
121void lpfc_worker_wake_up(struct lpfc_hba *);
122int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
123int lpfc_do_work(void *);
124int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
125 uint32_t);
126
127void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
128int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
129 struct serv_parm *, uint32_t, int);
130void lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
131void lpfc_more_plogi(struct lpfc_vport *);
132void lpfc_more_adisc(struct lpfc_vport *);
133void lpfc_end_rscn(struct lpfc_vport *);
134int lpfc_els_chk_latt(struct lpfc_vport *);
135int lpfc_els_abort_flogi(struct lpfc_hba *);
136int lpfc_initial_flogi(struct lpfc_vport *);
137void lpfc_issue_init_vfi(struct lpfc_vport *);
138int lpfc_initial_fdisc(struct lpfc_vport *);
139int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
140int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
141int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
142int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
143int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
144int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
145int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
146int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
147int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
148int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
149 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
150int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
151 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
152int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
153 struct lpfc_nodelist *);
154int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
155 struct lpfc_nodelist *);
156void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
157void lpfc_els_retry_delay(struct timer_list *);
158void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
159void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
160 struct lpfc_iocbq *);
161int lpfc_els_handle_rscn(struct lpfc_vport *);
162void lpfc_els_flush_rscn(struct lpfc_vport *);
163int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
164void lpfc_els_flush_all_cmd(struct lpfc_hba *);
165void lpfc_els_flush_cmd(struct lpfc_vport *);
166int lpfc_els_disc_adisc(struct lpfc_vport *);
167int lpfc_els_disc_plogi(struct lpfc_vport *);
168void lpfc_els_timeout(struct timer_list *);
169void lpfc_els_timeout_handler(struct lpfc_vport *);
170struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
171 uint8_t, struct lpfc_nodelist *,
172 uint32_t, uint32_t);
173void lpfc_hb_timeout_handler(struct lpfc_hba *);
174
175void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
176 struct lpfc_iocbq *);
177int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
178int lpfc_issue_gidft(struct lpfc_vport *vport);
179int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq);
180int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
181int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
182void lpfc_fdmi_num_disc_check(struct lpfc_vport *);
183void lpfc_delayed_disc_tmo(struct timer_list *);
184void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
185
186int lpfc_config_port_prep(struct lpfc_hba *);
187void lpfc_update_vport_wwn(struct lpfc_vport *vport);
188int lpfc_config_port_post(struct lpfc_hba *);
189int lpfc_hba_down_prep(struct lpfc_hba *);
190int lpfc_hba_down_post(struct lpfc_hba *);
191void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
192int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
193void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
194int lpfc_online(struct lpfc_hba *);
195void lpfc_unblock_mgmt_io(struct lpfc_hba *);
196void lpfc_offline_prep(struct lpfc_hba *, int);
197void lpfc_offline(struct lpfc_hba *);
198void lpfc_reset_hba(struct lpfc_hba *);
199int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd,
200 spinlock_t *slock);
201
202int lpfc_fof_queue_create(struct lpfc_hba *);
203int lpfc_fof_queue_setup(struct lpfc_hba *);
204int lpfc_fof_queue_destroy(struct lpfc_hba *);
205irqreturn_t lpfc_sli4_fof_intr_handler(int, void *);
206
207int lpfc_sli_setup(struct lpfc_hba *);
208int lpfc_sli4_setup(struct lpfc_hba *phba);
209void lpfc_sli_queue_init(struct lpfc_hba *phba);
210void lpfc_sli4_queue_init(struct lpfc_hba *phba);
211struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba,
212 struct lpfc_iocbq *iocbq);
213
214void lpfc_handle_eratt(struct lpfc_hba *);
215void lpfc_handle_latt(struct lpfc_hba *);
216irqreturn_t lpfc_sli_intr_handler(int, void *);
217irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
218irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
219irqreturn_t lpfc_sli4_intr_handler(int, void *);
220irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
221
222void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
223void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
224void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
225void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
226void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
227void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
228LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
229void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
230void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
231int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
232int lpfc_mbox_dev_check(struct lpfc_hba *);
233int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
234void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
235void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
236void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
237void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
238void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
239void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode);
240void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
241void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
242int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
243void lpfc_issue_init_vpi(struct lpfc_vport *);
244
245void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
246 uint32_t , LPFC_MBOXQ_t *);
247struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
248void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
249struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
250void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
251struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba);
252void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab);
253void lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba,
254 struct lpfc_nvmet_ctxbuf *ctxp);
255int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport,
256 struct fc_frame_header *fc_hdr);
257void lpfc_nvmet_wqfull_process(struct lpfc_hba *phba, struct lpfc_queue *wq);
258void lpfc_sli_flush_nvme_rings(struct lpfc_hba *phba);
259void lpfc_nvme_wait_for_io_drain(struct lpfc_hba *phba);
260void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
261 uint16_t);
262int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
263 struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe);
264int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq);
265void lpfc_unregister_fcf(struct lpfc_hba *);
266void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
267void lpfc_unregister_unused_fcf(struct lpfc_hba *);
268int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
269void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
270void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
271uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
272void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
273int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
274void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
275int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
276void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
277
278int lpfc_mem_alloc(struct lpfc_hba *, int align);
279int lpfc_nvmet_mem_alloc(struct lpfc_hba *phba);
280int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
281void lpfc_mem_free(struct lpfc_hba *);
282void lpfc_mem_free_all(struct lpfc_hba *);
283void lpfc_stop_vport_timers(struct lpfc_vport *);
284
285void lpfc_poll_timeout(struct timer_list *t);
286void lpfc_poll_start_timer(struct lpfc_hba *);
287void lpfc_poll_eratt(struct timer_list *);
288int
289lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
290 struct lpfc_sli_ring *, uint32_t);
291
292struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
293struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
294void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
295uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
296void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
297 uint32_t);
298void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
299int lpfc_selective_reset(struct lpfc_hba *);
300void lpfc_reset_barrier(struct lpfc_hba *);
301int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
302int lpfc_sli_brdkill(struct lpfc_hba *);
303int lpfc_sli_chipset_init(struct lpfc_hba *phba);
304int lpfc_sli_brdreset(struct lpfc_hba *);
305int lpfc_sli_brdrestart(struct lpfc_hba *);
306int lpfc_sli_hba_setup(struct lpfc_hba *);
307int lpfc_sli_config_port(struct lpfc_hba *, int);
308int lpfc_sli_host_down(struct lpfc_vport *);
309int lpfc_sli_hba_down(struct lpfc_hba *);
310int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
311int lpfc_sli_handle_mb_event(struct lpfc_hba *);
312void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
313int lpfc_sli_check_eratt(struct lpfc_hba *);
314void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
315 struct lpfc_sli_ring *, uint32_t);
316void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
317void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport,
318 struct fc_frame_header *fc_hdr, bool aborted);
319void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
320void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
321int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
322 struct lpfc_iocbq *, uint32_t);
323int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, uint32_t rnum,
324 struct lpfc_iocbq *iocbq);
325struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri);
326struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba,
327 struct lpfc_iocbq *piocbq);
328void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
329void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
330void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
331void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
332void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
333void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
334int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
335 struct lpfc_dmabuf *);
336struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
337 struct lpfc_sli_ring *,
338 dma_addr_t);
339
340uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
341struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
342 struct lpfc_sli_ring *, uint32_t );
343
344int lpfc_sli_hbq_count(void);
345int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
346void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
347int lpfc_sli_hbq_size(void);
348int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
349 struct lpfc_iocbq *);
350int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
351int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
352 uint64_t, lpfc_ctx_cmd);
353int
354lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
355 uint16_t, uint64_t, lpfc_ctx_cmd);
356
357void lpfc_mbox_timeout(struct timer_list *t);
358void lpfc_mbox_timeout_handler(struct lpfc_hba *);
359
360struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
361struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
362 struct lpfc_name *);
363
364int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
365
366int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
367 struct lpfc_iocbq *, struct lpfc_iocbq *,
368 uint32_t);
369void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
370 struct lpfc_iocbq *);
371
372void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
373
374void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
375void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
376void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
377void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags,
378 dma_addr_t *handle);
379void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma);
380
381void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
382void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp);
383
384/* Function prototypes. */
385const char* lpfc_info(struct Scsi_Host *);
386int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
387
388int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
389int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
390int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
391int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
392int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
393
394void lpfc_get_cfgparam(struct lpfc_hba *);
395void lpfc_get_vport_cfgparam(struct lpfc_vport *);
396int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
397void lpfc_free_sysfs_attr(struct lpfc_vport *);
398extern struct device_attribute *lpfc_hba_attrs[];
399extern struct device_attribute *lpfc_vport_attrs[];
400extern struct scsi_host_template lpfc_template;
401extern struct scsi_host_template lpfc_template_no_hr;
402extern struct scsi_host_template lpfc_template_nvme;
403extern struct scsi_host_template lpfc_vport_template;
404extern struct fc_function_template lpfc_transport_functions;
405extern struct fc_function_template lpfc_vport_transport_functions;
406
407int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
408int lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
409void lpfc_terminate_rport_io(struct fc_rport *);
410void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
411
412struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
413int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
414int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
415void destroy_port(struct lpfc_vport *);
416int lpfc_get_instance(void);
417void lpfc_host_attrib_init(struct Scsi_Host *);
418
419extern void lpfc_debugfs_initialize(struct lpfc_vport *);
420extern void lpfc_debugfs_terminate(struct lpfc_vport *);
421extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
422 uint32_t, uint32_t);
423extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
424 uint32_t, uint32_t);
425extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt,
426 uint16_t data1, uint16_t data2, uint32_t data3);
427extern struct lpfc_hbq_init *lpfc_hbq_defs[];
428
429/* SLI4 if_type 2 externs. */
430int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
431int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
432int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
433 uint16_t *, uint16_t *);
434int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
435 uint16_t *, uint16_t *);
436
437/* externs BlockGuard */
438extern char *_dump_buf_data;
439extern unsigned long _dump_buf_data_order;
440extern char *_dump_buf_dif;
441extern unsigned long _dump_buf_dif_order;
442extern spinlock_t _dump_buf_lock;
443extern int _dump_buf_done;
444extern spinlock_t pgcnt_lock;
445extern unsigned int pgcnt;
446extern unsigned int lpfc_fcp_look_ahead;
447
448/* Interface exported by fabric iocb scheduler */
449void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
450void lpfc_fabric_abort_hba(struct lpfc_hba *);
451void lpfc_fabric_block_timeout(struct timer_list *);
452void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
453void lpfc_rampdown_queue_depth(struct lpfc_hba *);
454void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
455void lpfc_scsi_dev_block(struct lpfc_hba *);
456
457void
458lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
459 struct lpfc_iocbq *);
460struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
461void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
462void lpfc_create_static_vport(struct lpfc_hba *);
463void lpfc_stop_hba_timers(struct lpfc_hba *);
464void lpfc_stop_port(struct lpfc_hba *);
465void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
466void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
467void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
468int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
469void lpfc_start_fdiscs(struct lpfc_hba *phba);
470struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
471struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
472#define HBA_EVENT_RSCN 5
473#define HBA_EVENT_LINK_UP 2
474#define HBA_EVENT_LINK_DOWN 3
475
476/* functions to support SGIOv4/bsg interface */
477int lpfc_bsg_request(struct bsg_job *);
478int lpfc_bsg_timeout(struct bsg_job *);
479int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
480 struct lpfc_iocbq *);
481int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
482void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
483 struct lpfc_iocbq *);
484struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
485 struct lpfc_sli_ring *);
486int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
487 struct lpfc_iocbq *, uint32_t);
488uint32_t lpfc_drain_txq(struct lpfc_hba *);
489void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
490int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
491void lpfc_handle_rrq_active(struct lpfc_hba *);
492int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
493int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
494 uint16_t, uint16_t, uint16_t);
495uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
496void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
497struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
498 uint32_t);
499void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
500 enum mbox_type, enum dma_type, enum sta_type,
501 struct lpfc_dmabuf *, uint32_t);
502void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
503int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
504/* functions to support SR-IOV */
505int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
506uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
507int lpfc_sli4_queue_create(struct lpfc_hba *);
508void lpfc_sli4_queue_destroy(struct lpfc_hba *);
509void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
510 struct sli4_wcqe_xri_aborted *);
511void lpfc_sli_abts_recover_port(struct lpfc_vport *,
512 struct lpfc_nodelist *);
513int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
514int lpfc_issue_reg_vfi(struct lpfc_vport *);
515int lpfc_issue_unreg_vfi(struct lpfc_vport *);
516int lpfc_selective_reset(struct lpfc_hba *);
517int lpfc_sli4_read_config(struct lpfc_hba *);
518void lpfc_sli4_node_prep(struct lpfc_hba *);
519int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba);
520int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba);
521int lpfc_sli4_scsi_sgl_update(struct lpfc_hba *phba);
522int lpfc_sli4_nvme_sgl_update(struct lpfc_hba *phba);
523void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
524uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
525int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
526void lpfc_sli4_offline_eratt(struct lpfc_hba *);
527
528struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
529 struct lpfc_name *,
530 struct lpfc_name *,
531 uint64_t, uint32_t, bool);
532void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
533struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
534 struct list_head *list,
535 struct lpfc_name *,
536 struct lpfc_name *, uint64_t);
537bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
538 struct lpfc_name *, uint64_t, uint8_t);
539bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
540 struct lpfc_name *, uint64_t, uint8_t);
541bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
542 struct lpfc_name *, uint64_t *, struct lpfc_name *,
543 struct lpfc_name *, uint64_t *,
544 uint32_t *, uint32_t *);
545int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
546void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
547
548/* NVME interfaces. */
549void lpfc_nvme_unregister_port(struct lpfc_vport *vport,
550 struct lpfc_nodelist *ndlp);
551int lpfc_nvme_register_port(struct lpfc_vport *vport,
552 struct lpfc_nodelist *ndlp);
553int lpfc_nvme_create_localport(struct lpfc_vport *vport);
554void lpfc_nvme_destroy_localport(struct lpfc_vport *vport);
555void lpfc_nvme_update_localport(struct lpfc_vport *vport);
556int lpfc_nvmet_create_targetport(struct lpfc_hba *phba);
557int lpfc_nvmet_update_targetport(struct lpfc_hba *phba);
558void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba);
559void lpfc_nvmet_unsol_ls_event(struct lpfc_hba *phba,
560 struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb);
561void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba, uint32_t idx,
562 struct rqb_dmabuf *nvmebuf, uint64_t isr_ts);
563void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba);
564void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
565 struct lpfc_iocbq *cmdiocb,
566 struct lpfc_wcqe_complete *abts_cmpl);
567void lpfc_nvme_cmd_template(void);
568void lpfc_nvmet_cmd_template(void);
569extern int lpfc_enable_nvmet_cnt;
570extern unsigned long long lpfc_enable_nvmet[];
571extern int lpfc_no_hba_reset_cnt;
572extern unsigned long lpfc_no_hba_reset[];
Linux 6.x block layer and io_uring tree(s)