xref: /openbmc/linux/drivers/scsi/lpfc/lpfc_crtn.h (revision d613b6a7)
1 /*******************************************************************
2  * This file is part of the Emulex Linux Device Driver for         *
3  * Fibre Channel Host Bus Adapters.                                *
4  * Copyright (C) 2004-2016 Emulex.  All rights reserved.           *
5  * EMULEX and SLI are trademarks of Emulex.                        *
6  * www.emulex.com                                                  *
7  *                                                                 *
8  * This program is free software; you can redistribute it and/or   *
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.                                     *
19  *******************************************************************/
20 
21 typedef int (*node_filter)(struct lpfc_nodelist *, void *);
22 
23 struct fc_rport;
24 struct fc_frame_header;
25 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
26 void lpfc_sli_read_link_ste(struct lpfc_hba *);
27 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
28 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
29 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
30 int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *);
31 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
32 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
33 
34 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
35 int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
36 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
37 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
38 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
39 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
40 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
41 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
42 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
43 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
44 		 LPFC_MBOXQ_t *, uint16_t);
45 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
46 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
47 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
48 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
49 
50 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
51 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
52 			struct lpfc_nodelist *);
53 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
54 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
55 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
56 void lpfc_supported_pages(struct lpfcMboxq *);
57 void lpfc_pc_sli4_params(struct lpfcMboxq *);
58 int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
59 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
60 			   uint16_t, uint16_t, bool);
61 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
62 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
63 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
64 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
65 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
66 void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
67 int lpfc_linkdown(struct lpfc_hba *);
68 void lpfc_linkdown_port(struct lpfc_vport *);
69 void lpfc_port_link_failure(struct lpfc_vport *);
70 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
71 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
72 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
73 void lpfc_retry_pport_discovery(struct lpfc_hba *);
74 void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
75 
76 void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
77 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
78 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
79 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
80 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
81 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
82 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
83 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
84 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
85 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
86 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
87 					struct lpfc_nodelist *, int);
88 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
89 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
90 void lpfc_set_disctmo(struct lpfc_vport *);
91 int  lpfc_can_disctmo(struct lpfc_vport *);
92 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
93 void lpfc_unreg_all_rpis(struct lpfc_vport *);
94 void lpfc_unreg_hba_rpis(struct lpfc_hba *);
95 void lpfc_unreg_default_rpis(struct lpfc_vport *);
96 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
97 
98 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
99 			struct lpfc_iocbq *, struct lpfc_nodelist *);
100 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
101 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
102 int  lpfc_nlp_put(struct lpfc_nodelist *);
103 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
104 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
105 void lpfc_disc_list_loopmap(struct lpfc_vport *);
106 void lpfc_disc_start(struct lpfc_vport *);
107 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
108 void lpfc_cleanup(struct lpfc_vport *);
109 void lpfc_disc_timeout(unsigned long);
110 
111 int lpfc_unregister_fcf_prep(struct lpfc_hba *);
112 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
113 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
114 void lpfc_worker_wake_up(struct lpfc_hba *);
115 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
116 int lpfc_do_work(void *);
117 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
118 			    uint32_t);
119 
120 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
121 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
122 		     struct serv_parm *, uint32_t, int);
123 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
124 void lpfc_more_plogi(struct lpfc_vport *);
125 void lpfc_more_adisc(struct lpfc_vport *);
126 void lpfc_end_rscn(struct lpfc_vport *);
127 int lpfc_els_chk_latt(struct lpfc_vport *);
128 int lpfc_els_abort_flogi(struct lpfc_hba *);
129 int lpfc_initial_flogi(struct lpfc_vport *);
130 void lpfc_issue_init_vfi(struct lpfc_vport *);
131 int lpfc_initial_fdisc(struct lpfc_vport *);
132 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
133 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
134 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
135 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
136 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
137 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
138 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
139 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
140 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
141 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
142 		     struct lpfc_nodelist *, LPFC_MBOXQ_t *);
143 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
144 			struct lpfc_nodelist *, LPFC_MBOXQ_t *);
145 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
146 			   struct lpfc_nodelist *);
147 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
148 			  struct lpfc_nodelist *);
149 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
150 void lpfc_els_retry_delay(unsigned long);
151 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
152 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
153 			  struct lpfc_iocbq *);
154 int lpfc_els_handle_rscn(struct lpfc_vport *);
155 void lpfc_els_flush_rscn(struct lpfc_vport *);
156 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
157 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
158 void lpfc_els_flush_cmd(struct lpfc_vport *);
159 int lpfc_els_disc_adisc(struct lpfc_vport *);
160 int lpfc_els_disc_plogi(struct lpfc_vport *);
161 void lpfc_els_timeout(unsigned long);
162 void lpfc_els_timeout_handler(struct lpfc_vport *);
163 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
164 				      uint8_t, struct lpfc_nodelist *,
165 				      uint32_t, uint32_t);
166 void lpfc_hb_timeout_handler(struct lpfc_hba *);
167 
168 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
169 			 struct lpfc_iocbq *);
170 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
171 int lpfc_issue_gidft(struct lpfc_vport *vport);
172 int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq);
173 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
174 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t);
175 void lpfc_fdmi_num_disc_check(struct lpfc_vport *);
176 void lpfc_delayed_disc_tmo(unsigned long);
177 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
178 
179 int lpfc_config_port_prep(struct lpfc_hba *);
180 void lpfc_update_vport_wwn(struct lpfc_vport *vport);
181 int lpfc_config_port_post(struct lpfc_hba *);
182 int lpfc_hba_down_prep(struct lpfc_hba *);
183 int lpfc_hba_down_post(struct lpfc_hba *);
184 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
185 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
186 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
187 int lpfc_online(struct lpfc_hba *);
188 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
189 void lpfc_offline_prep(struct lpfc_hba *, int);
190 void lpfc_offline(struct lpfc_hba *);
191 void lpfc_reset_hba(struct lpfc_hba *);
192 int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd,
193 			spinlock_t *slock);
194 
195 int lpfc_fof_queue_create(struct lpfc_hba *);
196 int lpfc_fof_queue_setup(struct lpfc_hba *);
197 int lpfc_fof_queue_destroy(struct lpfc_hba *);
198 irqreturn_t lpfc_sli4_fof_intr_handler(int, void *);
199 
200 int lpfc_sli_setup(struct lpfc_hba *);
201 int lpfc_sli4_setup(struct lpfc_hba *phba);
202 void lpfc_sli_queue_init(struct lpfc_hba *phba);
203 void lpfc_sli4_queue_init(struct lpfc_hba *phba);
204 struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba,
205 					  struct lpfc_iocbq *iocbq);
206 
207 void lpfc_handle_eratt(struct lpfc_hba *);
208 void lpfc_handle_latt(struct lpfc_hba *);
209 irqreturn_t lpfc_sli_intr_handler(int, void *);
210 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
211 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
212 irqreturn_t lpfc_sli4_intr_handler(int, void *);
213 irqreturn_t lpfc_sli4_hba_intr_handler(int, void *);
214 
215 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
216 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
217 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
218 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
219 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
220 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
221 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
222 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
223 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
224 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
225 int lpfc_mbox_dev_check(struct lpfc_hba *);
226 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
227 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
228 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
229 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
230 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
231 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
232 void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode);
233 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
234 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
235 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
236 void lpfc_issue_init_vpi(struct lpfc_vport *);
237 
238 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
239 	uint32_t , LPFC_MBOXQ_t *);
240 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
241 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
242 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
243 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
244 struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba);
245 void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab);
246 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
247 			uint16_t);
248 int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq,
249 		     struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe);
250 int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq,
251 			struct lpfc_queue *dq, int count);
252 int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq);
253 void lpfc_unregister_fcf(struct lpfc_hba *);
254 void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
255 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
256 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
257 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
258 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
259 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
260 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
261 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
262 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
263 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
264 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
265 
266 int lpfc_mem_alloc(struct lpfc_hba *, int align);
267 int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *);
268 void lpfc_mem_free(struct lpfc_hba *);
269 void lpfc_mem_free_all(struct lpfc_hba *);
270 void lpfc_stop_vport_timers(struct lpfc_vport *);
271 
272 void lpfc_poll_timeout(unsigned long ptr);
273 void lpfc_poll_start_timer(struct lpfc_hba *);
274 void lpfc_poll_eratt(unsigned long);
275 int
276 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
277 			struct lpfc_sli_ring *, uint32_t);
278 
279 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *);
280 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
281 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
282 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
283 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
284 			   uint32_t);
285 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
286 int lpfc_selective_reset(struct lpfc_hba *);
287 void lpfc_reset_barrier(struct lpfc_hba *);
288 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
289 int lpfc_sli_brdkill(struct lpfc_hba *);
290 int lpfc_sli_brdreset(struct lpfc_hba *);
291 int lpfc_sli_brdrestart(struct lpfc_hba *);
292 int lpfc_sli_hba_setup(struct lpfc_hba *);
293 int lpfc_sli_config_port(struct lpfc_hba *, int);
294 int lpfc_sli_host_down(struct lpfc_vport *);
295 int lpfc_sli_hba_down(struct lpfc_hba *);
296 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
297 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
298 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int);
299 int lpfc_sli_check_eratt(struct lpfc_hba *);
300 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
301 				    struct lpfc_sli_ring *, uint32_t);
302 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
303 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
304 void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *);
305 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
306 			struct lpfc_iocbq *, uint32_t);
307 int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, uint32_t rnum,
308 			struct lpfc_iocbq *iocbq);
309 struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri);
310 struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba,
311 					    struct lpfc_iocbq *piocbq);
312 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
313 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
314 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
315 void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba);
316 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
317 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
318 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
319 			     struct lpfc_dmabuf *);
320 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
321 					     struct lpfc_sli_ring *,
322 					     dma_addr_t);
323 
324 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
325 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
326 			struct lpfc_sli_ring *, uint32_t );
327 
328 int lpfc_sli_hbq_count(void);
329 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
330 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
331 int lpfc_sli_hbq_size(void);
332 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
333 			       struct lpfc_iocbq *);
334 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
335 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
336 			uint64_t, lpfc_ctx_cmd);
337 int
338 lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *,
339 			uint16_t, uint64_t, lpfc_ctx_cmd);
340 
341 void lpfc_mbox_timeout(unsigned long);
342 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
343 
344 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
345 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
346 					 struct lpfc_name *);
347 
348 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
349 
350 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
351 			     struct lpfc_iocbq *, struct lpfc_iocbq *,
352 			     uint32_t);
353 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
354 			     struct lpfc_iocbq *);
355 
356 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
357 
358 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
359 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
360 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
361 void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags,
362 			dma_addr_t *handle);
363 void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma);
364 
365 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
366 void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp);
367 
368 /* Function prototypes. */
369 const char* lpfc_info(struct Scsi_Host *);
370 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
371 
372 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
373 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
374 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
375 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
376 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
377 
378 void lpfc_get_cfgparam(struct lpfc_hba *);
379 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
380 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
381 void lpfc_free_sysfs_attr(struct lpfc_vport *);
382 extern struct device_attribute *lpfc_hba_attrs[];
383 extern struct device_attribute *lpfc_vport_attrs[];
384 extern struct scsi_host_template lpfc_template;
385 extern struct scsi_host_template lpfc_template_s3;
386 extern struct scsi_host_template lpfc_template_nvme;
387 extern struct scsi_host_template lpfc_vport_template;
388 extern struct fc_function_template lpfc_transport_functions;
389 extern struct fc_function_template lpfc_vport_transport_functions;
390 
391 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
392 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *,	size_t);
393 void lpfc_terminate_rport_io(struct fc_rport *);
394 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
395 
396 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
397 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
398 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
399 void destroy_port(struct lpfc_vport *);
400 int lpfc_get_instance(void);
401 void lpfc_host_attrib_init(struct Scsi_Host *);
402 
403 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
404 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
405 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
406 				  uint32_t, uint32_t);
407 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
408 				       uint32_t, uint32_t);
409 extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt,
410 				uint16_t data1, uint16_t data2, uint32_t data3);
411 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
412 
413 /* SLI4 if_type 2 externs. */
414 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
415 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
416 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
417 				   uint16_t *, uint16_t *);
418 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
419 					  uint16_t *, uint16_t *);
420 
421 /* externs BlockGuard */
422 extern char *_dump_buf_data;
423 extern unsigned long _dump_buf_data_order;
424 extern char *_dump_buf_dif;
425 extern unsigned long _dump_buf_dif_order;
426 extern spinlock_t _dump_buf_lock;
427 extern int _dump_buf_done;
428 extern spinlock_t pgcnt_lock;
429 extern unsigned int pgcnt;
430 extern unsigned int lpfc_fcp_look_ahead;
431 
432 /* Interface exported by fabric iocb scheduler */
433 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
434 void lpfc_fabric_abort_hba(struct lpfc_hba *);
435 void lpfc_fabric_block_timeout(unsigned long);
436 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
437 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
438 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
439 void lpfc_scsi_dev_block(struct lpfc_hba *);
440 
441 void
442 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
443 				struct lpfc_iocbq *);
444 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
445 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
446 void lpfc_create_static_vport(struct lpfc_hba *);
447 void lpfc_stop_hba_timers(struct lpfc_hba *);
448 void lpfc_stop_port(struct lpfc_hba *);
449 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
450 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
451 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
452 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
453 void lpfc_start_fdiscs(struct lpfc_hba *phba);
454 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
455 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
456 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
457 #define HBA_EVENT_RSCN                   5
458 #define HBA_EVENT_LINK_UP                2
459 #define HBA_EVENT_LINK_DOWN              3
460 
461 /* functions to support SGIOv4/bsg interface */
462 int lpfc_bsg_request(struct bsg_job *);
463 int lpfc_bsg_timeout(struct bsg_job *);
464 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
465 			     struct lpfc_iocbq *);
466 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *);
467 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
468 	struct lpfc_iocbq *);
469 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
470 	struct lpfc_sli_ring *);
471 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
472 	struct lpfc_iocbq *, uint32_t);
473 uint32_t lpfc_drain_txq(struct lpfc_hba *);
474 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
475 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
476 void lpfc_handle_rrq_active(struct lpfc_hba *);
477 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
478 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
479 	uint16_t, uint16_t, uint16_t);
480 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
481 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
482 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
483 	uint32_t);
484 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
485 	enum mbox_type, enum dma_type, enum sta_type,
486 	struct lpfc_dmabuf *, uint32_t);
487 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
488 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
489 /* functions to support SR-IOV */
490 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
491 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
492 int lpfc_sli4_queue_create(struct lpfc_hba *);
493 void lpfc_sli4_queue_destroy(struct lpfc_hba *);
494 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *,
495 				struct sli4_wcqe_xri_aborted *);
496 void lpfc_sli_abts_recover_port(struct lpfc_vport *,
497 				struct lpfc_nodelist *);
498 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t);
499 int lpfc_issue_reg_vfi(struct lpfc_vport *);
500 int lpfc_issue_unreg_vfi(struct lpfc_vport *);
501 int lpfc_selective_reset(struct lpfc_hba *);
502 int lpfc_sli4_read_config(struct lpfc_hba *);
503 void lpfc_sli4_node_prep(struct lpfc_hba *);
504 int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba);
505 int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba);
506 int lpfc_sli4_scsi_sgl_update(struct lpfc_hba *phba);
507 int lpfc_sli4_nvme_sgl_update(struct lpfc_hba *phba);
508 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *);
509 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *);
510 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t);
511 void lpfc_sli4_offline_eratt(struct lpfc_hba *);
512 
513 struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *,
514 						struct lpfc_name *,
515 						struct lpfc_name *,
516 						uint64_t, uint32_t,  bool);
517 void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*);
518 struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *,
519 					struct list_head *list,
520 					struct lpfc_name *,
521 					struct lpfc_name *, uint64_t);
522 bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
523 			 struct lpfc_name *, uint64_t, uint8_t);
524 bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
525 			  struct lpfc_name *, uint64_t, uint8_t);
526 bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
527 			    struct lpfc_name *, uint64_t *, struct lpfc_name *,
528 			    struct lpfc_name *, uint64_t *,
529 			    uint32_t *, uint32_t *);
530 int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
531 void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
532 
533 /* NVME interfaces. */
534 void lpfc_nvme_unregister_port(struct lpfc_vport *vport,
535 			struct lpfc_nodelist *ndlp);
536 int lpfc_nvme_register_port(struct lpfc_vport *vport,
537 			struct lpfc_nodelist *ndlp);
538 int lpfc_nvme_create_localport(struct lpfc_vport *vport);
539 void lpfc_nvme_destroy_localport(struct lpfc_vport *vport);
540 void lpfc_nvme_update_localport(struct lpfc_vport *vport);
541 int lpfc_nvmet_create_targetport(struct lpfc_hba *phba);
542 int lpfc_nvmet_update_targetport(struct lpfc_hba *phba);
543 void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba);
544 void lpfc_nvmet_unsol_ls_event(struct lpfc_hba *phba,
545 			struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb);
546 void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba,
547 			struct lpfc_sli_ring *pring,
548 			struct rqb_dmabuf *nvmebuf, uint64_t isr_ts);
549 void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba);
550 void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba,
551 				struct lpfc_iocbq *cmdiocb,
552 				struct lpfc_wcqe_complete *abts_cmpl);
553 extern int lpfc_enable_nvmet_cnt;
554 extern unsigned long long lpfc_enable_nvmet[];
555