xref: /openbmc/linux/drivers/scsi/lpfc/lpfc_crtn.h (revision a183a15f)
1 /*******************************************************************
2  * This file is part of the Emulex Linux Device Driver for         *
3  * Fibre Channel Host Bus Adapters.                                *
4  * Copyright (C) 2004-2011 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 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
25 void lpfc_sli_read_link_ste(struct lpfc_hba *);
26 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t);
27 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *);
28 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
29 int lpfc_dump_fcoe_param(struct lpfc_hba *, struct lpfcMboxq *);
30 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
31 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
32 
33 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
34 int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
35 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
36 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
37 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
38 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
39 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
40 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
41 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
42 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
43 		 LPFC_MBOXQ_t *, uint16_t);
44 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
45 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
46 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
47 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *);
48 
49 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *);
50 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
51 			struct lpfc_nodelist *);
52 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
53 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
54 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *);
55 void lpfc_supported_pages(struct lpfcMboxq *);
56 void lpfc_pc_sli4_params(struct lpfcMboxq *);
57 int lpfc_pc_sli4_params_get(struct lpfc_hba *, LPFC_MBOXQ_t *);
58 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *,
59 			   uint16_t, uint16_t, bool);
60 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *);
61 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
62 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *);
63 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *);
64 void lpfc_cleanup_rpis(struct lpfc_vport *, int);
65 void lpfc_cleanup_pending_mbox(struct lpfc_vport *);
66 int lpfc_linkdown(struct lpfc_hba *);
67 void lpfc_linkdown_port(struct lpfc_vport *);
68 void lpfc_port_link_failure(struct lpfc_vport *);
69 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *);
70 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
71 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *);
72 void lpfc_retry_pport_discovery(struct lpfc_hba *);
73 void lpfc_release_rpi(struct lpfc_hba *, struct lpfc_vport *, uint16_t);
74 
75 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
76 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
77 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
78 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
79 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
80 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *);
81 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
82 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
83 struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
84 					struct lpfc_nodelist *, int);
85 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
86 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
87 void lpfc_set_disctmo(struct lpfc_vport *);
88 int  lpfc_can_disctmo(struct lpfc_vport *);
89 int  lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
90 void lpfc_unreg_all_rpis(struct lpfc_vport *);
91 void lpfc_unreg_hba_rpis(struct lpfc_hba *);
92 void lpfc_unreg_default_rpis(struct lpfc_vport *);
93 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
94 
95 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
96 			struct lpfc_iocbq *, struct lpfc_nodelist *);
97 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
98 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
99 int  lpfc_nlp_put(struct lpfc_nodelist *);
100 int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
101 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
102 void lpfc_disc_list_loopmap(struct lpfc_vport *);
103 void lpfc_disc_start(struct lpfc_vport *);
104 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
105 void lpfc_cleanup(struct lpfc_vport *);
106 void lpfc_disc_timeout(unsigned long);
107 
108 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
109 
110 void lpfc_worker_wake_up(struct lpfc_hba *);
111 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
112 int lpfc_do_work(void *);
113 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
114 			    uint32_t);
115 
116 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
117 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
118 		     struct serv_parm *, uint32_t, int);
119 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
120 void lpfc_more_plogi(struct lpfc_vport *);
121 void lpfc_more_adisc(struct lpfc_vport *);
122 void lpfc_end_rscn(struct lpfc_vport *);
123 int lpfc_els_chk_latt(struct lpfc_vport *);
124 int lpfc_els_abort_flogi(struct lpfc_hba *);
125 int lpfc_initial_flogi(struct lpfc_vport *);
126 void lpfc_issue_init_vfi(struct lpfc_vport *);
127 int lpfc_initial_fdisc(struct lpfc_vport *);
128 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
129 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
130 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
131 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
132 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
133 int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
134 int lpfc_issue_fabric_reglogin(struct lpfc_vport *);
135 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
136 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
137 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
138 		     struct lpfc_nodelist *, LPFC_MBOXQ_t *);
139 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
140 			struct lpfc_nodelist *, LPFC_MBOXQ_t *);
141 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
142 			   struct lpfc_nodelist *);
143 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
144 			  struct lpfc_nodelist *);
145 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
146 void lpfc_els_retry_delay(unsigned long);
147 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
148 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
149 			  struct lpfc_iocbq *);
150 int lpfc_els_handle_rscn(struct lpfc_vport *);
151 void lpfc_els_flush_rscn(struct lpfc_vport *);
152 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
153 void lpfc_els_flush_all_cmd(struct lpfc_hba *);
154 void lpfc_els_flush_cmd(struct lpfc_vport *);
155 int lpfc_els_disc_adisc(struct lpfc_vport *);
156 int lpfc_els_disc_plogi(struct lpfc_vport *);
157 void lpfc_els_timeout(unsigned long);
158 void lpfc_els_timeout_handler(struct lpfc_vport *);
159 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t,
160 				      uint8_t, struct lpfc_nodelist *,
161 				      uint32_t, uint32_t);
162 void lpfc_hb_timeout_handler(struct lpfc_hba *);
163 
164 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
165 			 struct lpfc_iocbq *);
166 void lpfc_sli4_ct_abort_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
167 				    struct lpfc_iocbq *);
168 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
169 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
170 void lpfc_fdmi_tmo(unsigned long);
171 void lpfc_fdmi_timeout_handler(struct lpfc_vport *);
172 void lpfc_delayed_disc_tmo(unsigned long);
173 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *);
174 
175 int lpfc_config_port_prep(struct lpfc_hba *);
176 void lpfc_update_vport_wwn(struct lpfc_vport *vport);
177 int lpfc_config_port_post(struct lpfc_hba *);
178 int lpfc_hba_down_prep(struct lpfc_hba *);
179 int lpfc_hba_down_post(struct lpfc_hba *);
180 void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
181 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int);
182 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
183 int lpfc_online(struct lpfc_hba *);
184 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
185 void lpfc_offline_prep(struct lpfc_hba *);
186 void lpfc_offline(struct lpfc_hba *);
187 void lpfc_reset_hba(struct lpfc_hba *);
188 
189 int lpfc_sli_setup(struct lpfc_hba *);
190 int lpfc_sli_queue_setup(struct lpfc_hba *);
191 
192 void lpfc_handle_eratt(struct lpfc_hba *);
193 void lpfc_handle_latt(struct lpfc_hba *);
194 irqreturn_t lpfc_sli_intr_handler(int, void *);
195 irqreturn_t lpfc_sli_sp_intr_handler(int, void *);
196 irqreturn_t lpfc_sli_fp_intr_handler(int, void *);
197 irqreturn_t lpfc_sli4_intr_handler(int, void *);
198 irqreturn_t lpfc_sli4_sp_intr_handler(int, void *);
199 irqreturn_t lpfc_sli4_fp_intr_handler(int, void *);
200 
201 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
202 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *);
203 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
204 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
205 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
206 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
207 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
208 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
209 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
210 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *);
211 int lpfc_mbox_dev_check(struct lpfc_hba *);
212 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *);
213 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *);
214 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t);
215 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t);
216 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *);
217 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *);
218 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t);
219 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *);
220 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t);
221 void lpfc_issue_init_vpi(struct lpfc_vport *);
222 
223 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
224 	uint32_t , LPFC_MBOXQ_t *);
225 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
226 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
227 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *);
228 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *);
229 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *,
230 			uint16_t);
231 void lpfc_unregister_fcf(struct lpfc_hba *);
232 void lpfc_unregister_fcf_rescan(struct lpfc_hba *);
233 void lpfc_unregister_unused_fcf(struct lpfc_hba *);
234 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *);
235 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *);
236 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *);
237 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *);
238 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t);
239 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t);
240 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t);
241 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t);
242 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *);
243 
244 int lpfc_mem_alloc(struct lpfc_hba *, int align);
245 void lpfc_mem_free(struct lpfc_hba *);
246 void lpfc_mem_free_all(struct lpfc_hba *);
247 void lpfc_stop_vport_timers(struct lpfc_vport *);
248 
249 void lpfc_poll_timeout(unsigned long ptr);
250 void lpfc_poll_start_timer(struct lpfc_hba *);
251 void lpfc_poll_eratt(unsigned long);
252 int
253 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *,
254 			struct lpfc_sli_ring *, uint32_t);
255 
256 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
257 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
258 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
259 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t,
260 			   uint32_t);
261 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *);
262 int lpfc_selective_reset(struct lpfc_hba *);
263 void lpfc_reset_barrier(struct lpfc_hba *);
264 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
265 int lpfc_sli_brdkill(struct lpfc_hba *);
266 int lpfc_sli_brdreset(struct lpfc_hba *);
267 int lpfc_sli_brdrestart(struct lpfc_hba *);
268 int lpfc_sli_hba_setup(struct lpfc_hba *);
269 int lpfc_sli_config_port(struct lpfc_hba *, int);
270 int lpfc_sli_host_down(struct lpfc_vport *);
271 int lpfc_sli_hba_down(struct lpfc_hba *);
272 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
273 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
274 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *);
275 int lpfc_sli_check_eratt(struct lpfc_hba *);
276 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
277 				    struct lpfc_sli_ring *, uint32_t);
278 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *);
279 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
280 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
281 			struct lpfc_iocbq *, uint32_t);
282 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
283 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t);
284 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
285 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *);
286 void lpfc_sli_flush_fcp_rings(struct lpfc_hba *);
287 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
288 			     struct lpfc_dmabuf *);
289 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
290 					     struct lpfc_sli_ring *,
291 					     dma_addr_t);
292 
293 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
294 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
295 			struct lpfc_sli_ring *, uint32_t );
296 
297 int lpfc_sli_hbq_count(void);
298 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
299 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
300 int lpfc_sli_hbq_size(void);
301 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
302 			       struct lpfc_iocbq *);
303 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
304 int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
305 			uint64_t, lpfc_ctx_cmd);
306 
307 void lpfc_mbox_timeout(unsigned long);
308 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
309 
310 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
311 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
312 					 struct lpfc_name *);
313 
314 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
315 
316 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t,
317 			     struct lpfc_iocbq *, struct lpfc_iocbq *,
318 			     uint32_t);
319 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
320 			     struct lpfc_iocbq *);
321 
322 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
323 
324 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
325 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
326 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
327 
328 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
329 /* Function prototypes. */
330 const char* lpfc_info(struct Scsi_Host *);
331 int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
332 
333 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t);
334 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t);
335 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t);
336 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t);
337 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t);
338 
339 void lpfc_get_cfgparam(struct lpfc_hba *);
340 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
341 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
342 void lpfc_free_sysfs_attr(struct lpfc_vport *);
343 extern struct device_attribute *lpfc_hba_attrs[];
344 extern struct device_attribute *lpfc_vport_attrs[];
345 extern struct scsi_host_template lpfc_template;
346 extern struct scsi_host_template lpfc_vport_template;
347 extern struct fc_function_template lpfc_transport_functions;
348 extern struct fc_function_template lpfc_vport_transport_functions;
349 extern int lpfc_sli_mode;
350 extern int lpfc_enable_npiv;
351 extern int lpfc_delay_discovery;
352 
353 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
354 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *,	size_t);
355 void lpfc_terminate_rport_io(struct fc_rport *);
356 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
357 
358 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
359 int  lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
360 int lpfc_mbx_unreg_vpi(struct lpfc_vport *);
361 void destroy_port(struct lpfc_vport *);
362 int lpfc_get_instance(void);
363 void lpfc_host_attrib_init(struct Scsi_Host *);
364 
365 extern void lpfc_debugfs_initialize(struct lpfc_vport *);
366 extern void lpfc_debugfs_terminate(struct lpfc_vport *);
367 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
368 	uint32_t, uint32_t);
369 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
370 	uint32_t, uint32_t);
371 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
372 
373 /* SLI4 if_type 2 externs. */
374 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
375 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
376 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
377 				   uint16_t *, uint16_t *);
378 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
379 					  uint16_t *, uint16_t *);
380 
381 /* externs BlockGuard */
382 extern char *_dump_buf_data;
383 extern unsigned long _dump_buf_data_order;
384 extern char *_dump_buf_dif;
385 extern unsigned long _dump_buf_dif_order;
386 extern spinlock_t _dump_buf_lock;
387 extern int _dump_buf_done;
388 extern spinlock_t pgcnt_lock;
389 extern unsigned int pgcnt;
390 extern unsigned int lpfc_prot_mask;
391 extern unsigned char lpfc_prot_guard;
392 
393 /* Interface exported by fabric iocb scheduler */
394 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
395 void lpfc_fabric_abort_hba(struct lpfc_hba *);
396 void lpfc_fabric_block_timeout(unsigned long);
397 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
398 void lpfc_rampdown_queue_depth(struct lpfc_hba *);
399 void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
400 void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
401 void lpfc_scsi_dev_block(struct lpfc_hba *);
402 
403 void
404 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *,
405 				struct lpfc_iocbq *);
406 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *);
407 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *);
408 void lpfc_create_static_vport(struct lpfc_hba *);
409 void lpfc_stop_hba_timers(struct lpfc_hba *);
410 void lpfc_stop_port(struct lpfc_hba *);
411 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
412 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *);
413 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t);
414 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
415 void lpfc_start_fdiscs(struct lpfc_hba *phba);
416 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t);
417 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t);
418 #define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
419 #define HBA_EVENT_RSCN                   5
420 #define HBA_EVENT_LINK_UP                2
421 #define HBA_EVENT_LINK_DOWN              3
422 
423 /* functions to support SGIOv4/bsg interface */
424 int lpfc_bsg_request(struct fc_bsg_job *);
425 int lpfc_bsg_timeout(struct fc_bsg_job *);
426 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
427 			     struct lpfc_iocbq *);
428 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *,
429 	struct lpfc_iocbq *);
430 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *,
431 	struct lpfc_sli_ring *);
432 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t,
433 	struct lpfc_iocbq *, uint32_t);
434 uint32_t lpfc_drain_txq(struct lpfc_hba *);
435 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *);
436 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t);
437 void lpfc_handle_rrq_active(struct lpfc_hba *);
438 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *);
439 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *,
440 	uint16_t, uint16_t, uint16_t);
441 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t);
442 void lpfc_cleanup_wt_rrqs(struct lpfc_hba *);
443 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
444 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
445 	uint32_t);
446 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
447 	enum mbox_type, enum dma_type, enum sta_type,
448 	struct lpfc_dmabuf *, uint32_t);
449 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
450 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
451 /* functions to support SR-IOV */
452 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);
453 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *);
454