Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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
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 *);
77int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt);
78void lpfc_free_iocb_list(struct lpfc_hba *phba);
79int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq,
80 struct lpfc_queue *drq, int count, int idx);
81
82void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
83void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
84void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
85void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
86void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
87void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
88void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
89void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
90void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
91void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
92struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
93 struct lpfc_nodelist *, int);
94void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
95void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
96void lpfc_set_disctmo(struct lpfc_vport *);
97int lpfc_can_disctmo(struct lpfc_vport *);
98int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
99void lpfc_unreg_all_rpis(struct lpfc_vport *);
100void lpfc_unreg_hba_rpis(struct lpfc_hba *);
101void lpfc_unreg_default_rpis(struct lpfc_vport *);
102void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
103
104int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
105 struct lpfc_iocbq *, struct lpfc_nodelist *);
106struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did);
107struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
108int lpfc_nlp_put(struct lpfc_nodelist *);
109int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
110struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
111void lpfc_disc_list_loopmap(struct lpfc_vport *);
112void lpfc_disc_start(struct lpfc_vport *);
113void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
114void lpfc_cleanup(struct lpfc_vport *);
115void lpfc_disc_timeout(struct timer_list *);
116
117int lpfc_unregister_fcf_prep(struct lpfc_hba *);
118struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
119struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
120void lpfc_worker_wake_up(struct lpfc_hba *);
121int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
122int lpfc_do_work(void *);
123int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
124 uint32_t);
125
126void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
127int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
128 struct serv_parm *, uint32_t, int);
129void lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
130void lpfc_more_plogi(struct lpfc_vport *);
131void lpfc_more_adisc(struct lpfc_vport *);
132void lpfc_end_rscn(struct lpfc_vport *);
133int lpfc_els_chk_latt(struct lpfc_vport *);
134int lpfc_els_abort_flogi(struct lpfc_hba *);
135int lpfc_initial_flogi(struct lpfc_vport *);
136void lpfc_issue_init_vfi(struct lpfc_vport *);
137int lpfc_initial_fdisc(struct lpfc_vport *);
138int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
139int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
140int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
141int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
142int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
143int lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry);
144int lpfc_issue_els_rscn(struct lpfc_vport *vport, uint8_t retry);
145int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
146int lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry);
147int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
148int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
149int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
150 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
151int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
152 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
153int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
154 struct lpfc_nodelist *);
155int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
156 struct lpfc_nodelist *);
157void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
158void lpfc_els_retry_delay(struct timer_list *);
159void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
160void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
161 struct lpfc_iocbq *);
162int lpfc_els_handle_rscn(struct lpfc_vport *);
163void lpfc_els_flush_rscn(struct lpfc_vport *);
164int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
165void lpfc_els_flush_all_cmd(struct lpfc_hba *);
166void lpfc_els_flush_cmd(struct lpfc_vport *);
167int lpfc_els_disc_adisc(struct lpfc_vport *);
168int lpfc_els_disc_plogi(struct lpfc_vport *);
169void lpfc_els_timeout(struct timer_list *);
170void lpfc_els_timeout_handler(struct lpfc_vport *);
171struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
172 uint8_t, struct lpfc_nodelist *,
173 uint32_t, uint32_t);
174void lpfc_hb_timeout_handler(struct lpfc_hba *);
175
176void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
177 struct lpfc_iocbq *);
178int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
179int lpfc_issue_gidpt(struct lpfc_vport *vport);
180int lpfc_issue_gidft(struct lpfc_vport *vport);
181int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq);
182int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
183int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
184void lpfc_fdmi_change_check(struct lpfc_vport *vport);
185void lpfc_delayed_disc_tmo(struct timer_list *);
186void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
187
188int lpfc_config_port_prep(struct lpfc_hba *);
189void lpfc_update_vport_wwn(struct lpfc_vport *vport);
190int lpfc_config_port_post(struct lpfc_hba *);
191int lpfc_hba_down_prep(struct lpfc_hba *);
192int lpfc_hba_down_post(struct lpfc_hba *);
193void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
194int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
195void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
196int lpfc_online(struct lpfc_hba *);
197void lpfc_unblock_mgmt_io(struct lpfc_hba *);
198void lpfc_offline_prep(struct lpfc_hba *, int);
199void lpfc_offline(struct lpfc_hba *);
200void lpfc_reset_hba(struct lpfc_hba *);
201int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd,
202 spinlock_t *slock);
203
204int lpfc_sli_setup(struct lpfc_hba *);
205int lpfc_sli4_setup(struct lpfc_hba *phba);
206void lpfc_sli_queue_init(struct lpfc_hba *phba);
207void lpfc_sli4_queue_init(struct lpfc_hba *phba);
208struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba,
209 struct lpfc_iocbq *iocbq);
210
211void lpfc_handle_eratt(struct lpfc_hba *);
212void lpfc_handle_latt(struct lpfc_hba *);
213irqreturn_t lpfc_sli_intr_handler(int, void *);
214irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
215irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
216irqreturn_t lpfc_sli4_intr_handler(int, void *);
217irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
218
219void lpfc_sli4_cleanup_poll_list(struct lpfc_hba *phba);
220int lpfc_sli4_poll_eq(struct lpfc_queue *q, uint8_t path);
221void lpfc_sli4_poll_hbtimer(struct timer_list *t);
222void lpfc_sli4_start_polling(struct lpfc_queue *q);
223void lpfc_sli4_stop_polling(struct lpfc_queue *q);
224
225void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
226void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
227void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
228void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
229void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
230void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
231LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
232void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
233void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
234int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
235int lpfc_mbox_dev_check(struct lpfc_hba *);
236int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
237void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
238void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
239void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
240void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
241void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
242void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode);
243void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
244void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
245int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
246void lpfc_issue_init_vpi(struct lpfc_vport *);
247
248void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
249 uint32_t , LPFC_MBOXQ_t *);
250struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
251void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
252struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
253void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
254struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba);
255void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab);
256void lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba,
257 struct lpfc_nvmet_ctxbuf *ctxp);
258int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport,
259 struct fc_frame_header *fc_hdr);
260void lpfc_nvmet_wqfull_process(struct lpfc_hba *phba, struct lpfc_queue *wq);
261void lpfc_sli_flush_nvme_rings(struct lpfc_hba *phba);
262void lpfc_nvme_wait_for_io_drain(struct lpfc_hba *phba);
263void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
264 uint16_t);
265int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
266 struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe);
267int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq);
268void lpfc_unregister_fcf(struct lpfc_hba *);
269void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
270void lpfc_unregister_unused_fcf(struct lpfc_hba *);
271int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
272void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
273void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
274uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
275void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
276int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
277void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
278int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
279void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
280
281int lpfc_mem_alloc(struct lpfc_hba *, int align);
282int lpfc_nvmet_mem_alloc(struct lpfc_hba *phba);
283int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
284void lpfc_mem_free(struct lpfc_hba *);
285void lpfc_mem_free_all(struct lpfc_hba *);
286void lpfc_stop_vport_timers(struct lpfc_vport *);
287
288void lpfc_poll_timeout(struct timer_list *t);
289void lpfc_poll_start_timer(struct lpfc_hba *);
290void lpfc_poll_eratt(struct timer_list *);
291int
292lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
293 struct lpfc_sli_ring *, uint32_t);
294
295struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
296struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
297void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
298uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
299void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
300 uint32_t);
301void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
302int lpfc_selective_reset(struct lpfc_hba *);
303void lpfc_reset_barrier(struct lpfc_hba *);
304int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
305int lpfc_sli_brdkill(struct lpfc_hba *);
306int lpfc_sli_chipset_init(struct lpfc_hba *phba);
307int lpfc_sli_brdreset(struct lpfc_hba *);
308int lpfc_sli_brdrestart(struct lpfc_hba *);
309int lpfc_sli_hba_setup(struct lpfc_hba *);
310int lpfc_sli_config_port(struct lpfc_hba *, int);
311int lpfc_sli_host_down(struct lpfc_vport *);
312int lpfc_sli_hba_down(struct lpfc_hba *);
313int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
314int lpfc_sli_handle_mb_event(struct lpfc_hba *);
315void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
316int lpfc_sli_check_eratt(struct lpfc_hba *);
317void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
318 struct lpfc_sli_ring *, uint32_t);
319void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
320void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport,
321 struct fc_frame_header *fc_hdr, bool aborted);
322void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
323void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
324int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
325 struct lpfc_iocbq *, uint32_t);
326int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, struct lpfc_sli4_hdw_queue *qp,
327 struct lpfc_iocbq *pwqe);
328struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri);
329struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba,
330 struct lpfc_iocbq *piocbq);
331void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
332void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
333void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
334void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
335void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
336void lpfc_sli_flush_io_rings(struct lpfc_hba *phba);
337int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
338 struct lpfc_dmabuf *);
339struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
340 struct lpfc_sli_ring *,
341 dma_addr_t);
342
343uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
344struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
345 struct lpfc_sli_ring *, uint32_t );
346
347int lpfc_sli_hbq_count(void);
348int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
349void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
350int lpfc_sli_hbq_size(void);
351int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
352 struct lpfc_iocbq *);
353int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
354int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
355 uint64_t, lpfc_ctx_cmd);
356int
357lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
358 uint16_t, uint64_t, lpfc_ctx_cmd);
359
360void lpfc_mbox_timeout(struct timer_list *t);
361void lpfc_mbox_timeout_handler(struct lpfc_hba *);
362
363struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
364struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
365 struct lpfc_name *);
366struct lpfc_nodelist *lpfc_findnode_mapped(struct lpfc_vport *vport);
367
368int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
369
370int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
371 struct lpfc_iocbq *, struct lpfc_iocbq *,
372 uint32_t);
373void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
374 struct lpfc_iocbq *);
375
376void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
377
378void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
379void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
380void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
381void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags,
382 dma_addr_t *handle);
383void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma);
384
385void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
386void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp);
387int lpfc_link_reset(struct lpfc_vport *vport);
388
389/* Function prototypes. */
390int lpfc_check_pci_resettable(const struct lpfc_hba *phba);
391const char* lpfc_info(struct Scsi_Host *);
392int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
393
394int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
395int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
396int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
397int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
398int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
399
400void lpfc_get_cfgparam(struct lpfc_hba *);
401void lpfc_get_vport_cfgparam(struct lpfc_vport *);
402int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
403void lpfc_free_sysfs_attr(struct lpfc_vport *);
404extern struct device_attribute *lpfc_hba_attrs[];
405extern struct device_attribute *lpfc_vport_attrs[];
406extern struct scsi_host_template lpfc_template;
407extern struct scsi_host_template lpfc_template_nvme;
408extern struct fc_function_template lpfc_transport_functions;
409extern struct fc_function_template lpfc_vport_transport_functions;
410
411int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
412int lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t);
413void lpfc_terminate_rport_io(struct fc_rport *);
414void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
415
416struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
417int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
418int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
419void destroy_port(struct lpfc_vport *);
420int lpfc_get_instance(void);
421void lpfc_host_attrib_init(struct Scsi_Host *);
422
423extern void lpfc_debugfs_initialize(struct lpfc_vport *);
424extern void lpfc_debugfs_terminate(struct lpfc_vport *);
425extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
426 uint32_t, uint32_t);
427extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
428 uint32_t, uint32_t);
429extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt,
430 uint16_t data1, uint16_t data2, uint32_t data3);
431extern struct lpfc_hbq_init *lpfc_hbq_defs[];
432
433/* SLI4 if_type 2 externs. */
434int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
435int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
436int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
437 uint16_t *, uint16_t *);
438int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
439 uint16_t *, uint16_t *);
440
441/* Interface exported by fabric iocb scheduler */
442void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
443void lpfc_fabric_abort_hba(struct lpfc_hba *);
444void lpfc_fabric_block_timeout(struct timer_list *);
445void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
446void lpfc_rampdown_queue_depth(struct lpfc_hba *);
447void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
448void lpfc_scsi_dev_block(struct lpfc_hba *);
449
450void
451lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
452 struct lpfc_iocbq *);
453struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
454void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
455void lpfc_create_static_vport(struct lpfc_hba *);
456void lpfc_stop_hba_timers(struct lpfc_hba *);
457void lpfc_stop_port(struct lpfc_hba *);
458void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
459void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
460void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
461int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
462void lpfc_start_fdiscs(struct lpfc_hba *phba);
463struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
464struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
465#define HBA_EVENT_RSCN 5
466#define HBA_EVENT_LINK_UP 2
467#define HBA_EVENT_LINK_DOWN 3
468
469/* functions to support SGIOv4/bsg interface */
470int lpfc_bsg_request(struct bsg_job *);
471int lpfc_bsg_timeout(struct bsg_job *);
472int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
473 struct lpfc_iocbq *);
474int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
475void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
476 struct lpfc_iocbq *);
477struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
478 struct lpfc_sli_ring *);
479int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
480 struct lpfc_iocbq *, uint32_t);
481uint32_t lpfc_drain_txq(struct lpfc_hba *);
482void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
483int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
484void lpfc_handle_rrq_active(struct lpfc_hba *);
485int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
486int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
487 uint16_t, uint16_t, uint16_t);
488uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
489void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
490struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
491 uint32_t);
492void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
493 enum mbox_type, enum dma_type, enum sta_type,
494 struct lpfc_dmabuf *, uint32_t);
495void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
496int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
497/* functions to support SR-IOV */
498int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
499uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
500int lpfc_sli4_queue_create(struct lpfc_hba *);
501void lpfc_sli4_queue_destroy(struct lpfc_hba *);
502void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
503 struct sli4_wcqe_xri_aborted *);
504void lpfc_sli_abts_recover_port(struct lpfc_vport *,
505 struct lpfc_nodelist *);
506int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
507int lpfc_issue_reg_vfi(struct lpfc_vport *);
508int lpfc_issue_unreg_vfi(struct lpfc_vport *);
509int lpfc_selective_reset(struct lpfc_hba *);
510int lpfc_sli4_read_config(struct lpfc_hba *);
511void lpfc_sli4_node_prep(struct lpfc_hba *);
512int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba);
513int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba);
514int lpfc_io_buf_flush(struct lpfc_hba *phba, struct list_head *sglist);
515int lpfc_io_buf_replenish(struct lpfc_hba *phba, struct list_head *cbuf);
516int lpfc_sli4_io_sgl_update(struct lpfc_hba *phba);
517int lpfc_sli4_post_io_sgl_list(struct lpfc_hba *phba,
518 struct list_head *blist, int xricnt);
519int lpfc_new_io_buf(struct lpfc_hba *phba, int num_to_alloc);
520void lpfc_io_free(struct lpfc_hba *phba);
521void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
522uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
523int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
524void lpfc_sli4_offline_eratt(struct lpfc_hba *);
525
526struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
527 struct lpfc_name *,
528 struct lpfc_name *,
529 uint64_t, uint32_t, bool);
530void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
531struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
532 struct list_head *list,
533 struct lpfc_name *,
534 struct lpfc_name *, uint64_t);
535bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
536 struct lpfc_name *, uint64_t, uint8_t);
537bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
538 struct lpfc_name *, uint64_t, uint8_t);
539bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
540 struct lpfc_name *, uint64_t *, struct lpfc_name *,
541 struct lpfc_name *, uint64_t *,
542 uint32_t *, uint32_t *);
543int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
544void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
545
546/* RAS Interface */
547void lpfc_sli4_ras_init(struct lpfc_hba *phba);
548void lpfc_sli4_ras_setup(struct lpfc_hba *phba);
549int lpfc_sli4_ras_fwlog_init(struct lpfc_hba *phba, uint32_t fwlog_level,
550 uint32_t fwlog_enable);
551void lpfc_ras_stop_fwlog(struct lpfc_hba *phba);
552int lpfc_check_fwlog_support(struct lpfc_hba *phba);
553
554/* NVME interfaces. */
555void lpfc_nvme_rescan_port(struct lpfc_vport *vport,
556 struct lpfc_nodelist *ndlp);
557void lpfc_nvme_unregister_port(struct lpfc_vport *vport,
558 struct lpfc_nodelist *ndlp);
559int lpfc_nvme_register_port(struct lpfc_vport *vport,
560 struct lpfc_nodelist *ndlp);
561int lpfc_nvme_create_localport(struct lpfc_vport *vport);
562void lpfc_nvme_destroy_localport(struct lpfc_vport *vport);
563void lpfc_nvme_update_localport(struct lpfc_vport *vport);
564int lpfc_nvmet_create_targetport(struct lpfc_hba *phba);
565int lpfc_nvmet_update_targetport(struct lpfc_hba *phba);
566void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba);
567void lpfc_nvmet_unsol_ls_event(struct lpfc_hba *phba,
568 struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb);
569void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba, uint32_t idx,
570 struct rqb_dmabuf *nvmebuf, uint64_t isr_ts,
571 uint8_t cqflag);
572void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba);
573void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
574 struct lpfc_iocbq *cmdiocb,
575 struct lpfc_wcqe_complete *abts_cmpl);
576void lpfc_create_multixri_pools(struct lpfc_hba *phba);
577void lpfc_create_destroy_pools(struct lpfc_hba *phba);
578void lpfc_move_xri_pvt_to_pbl(struct lpfc_hba *phba, u32 hwqid);
579void lpfc_move_xri_pbl_to_pvt(struct lpfc_hba *phba, u32 hwqid, u32 cnt);
580void lpfc_adjust_high_watermark(struct lpfc_hba *phba, u32 hwqid);
581void lpfc_keep_pvt_pool_above_lowwm(struct lpfc_hba *phba, u32 hwqid);
582void lpfc_adjust_pvt_pool_count(struct lpfc_hba *phba, u32 hwqid);
583#ifdef LPFC_MXP_STAT
584void lpfc_snapshot_mxp(struct lpfc_hba *, u32);
585#endif
586struct lpfc_io_buf *lpfc_get_io_buf(struct lpfc_hba *phba,
587 struct lpfc_nodelist *ndlp, u32 hwqid,
588 int);
589void lpfc_release_io_buf(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd,
590 struct lpfc_sli4_hdw_queue *qp);
591void lpfc_io_ktime(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd);
592void lpfc_nvme_cmd_template(void);
593void lpfc_nvmet_cmd_template(void);
594void lpfc_nvme_cancel_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn);
595void lpfc_nvme_prep_abort_wqe(struct lpfc_iocbq *pwqeq, u16 xritag, u8 opt);
596extern int lpfc_enable_nvmet_cnt;
597extern unsigned long long lpfc_enable_nvmet[];
598extern int lpfc_no_hba_reset_cnt;
599extern unsigned long lpfc_no_hba_reset[];