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DRM: remove unused dev_class
[linux-2.6-block.git] / drivers / scsi / lpfc / lpfc_crtn.h
CommitLineData
dea3101e 1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
c44ce173 3 * Fibre Channel Host Bus Adapters. *
e47c9093 4 * Copyright (C) 2004-2008 Emulex. All rights reserved. *
c44ce173 5 * EMULEX and SLI are trademarks of Emulex. *
dea3101e 6 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
c44ce173
JSEC		 9 * modify it under the terms of version 2 of the GNU General *
10 * Public License as published by the Free Software Foundation. *
11 * This program is distributed in the hope that it will be useful. *
12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16 * TO BE LEGALLY INVALID. See the GNU General Public License for *
17 * more details, a copy of which can be found in the file COPYING *
18 * included with this package. *
dea3101e 19 *******************************************************************/
20
685f0bf7
JS		 21typedef int (*node_filter)(struct lpfc_nodelist *ndlp, void *param);
22
c01f3208 23struct fc_rport;
dea3101e 24void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
25void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
57127f15
JS		 26void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
27
858c9f6c 28void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 29int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
30 struct lpfc_dmabuf *mp);
31void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
2e0fef85 32void lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport);
dea3101e 33void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
92d7f7b0 34int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
dea3101e 35void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
7bb3b137 36void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
92d7f7b0
JS		 37int lpfc_reg_login(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *,
38 LPFC_MBOXQ_t *, uint32_t);
39void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
40void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
41void lpfc_reg_vpi(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *);
42void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
dea3101e 43void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
44
549e55cd 45struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
92d7f7b0 46void lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove);
dea3101e 47int lpfc_linkdown(struct lpfc_hba *);
87af33fe 48void lpfc_port_link_failure(struct lpfc_vport *);
dea3101e 49void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
50
dea3101e 51void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
858c9f6c 52void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 53void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
54void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
55void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
e47c9093 56void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *);
2e0fef85 57void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *);
e47c9093
JS		 58struct lpfc_nodelist *lpfc_enable_node(struct lpfc_vport *,
59 struct lpfc_nodelist *, int);
2e0fef85
JS		 60void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int);
61void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *);
62void lpfc_set_disctmo(struct lpfc_vport *);
63int lpfc_can_disctmo(struct lpfc_vport *);
64int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *);
92d7f7b0
JS		 65void lpfc_unreg_all_rpis(struct lpfc_vport *);
66void lpfc_unreg_default_rpis(struct lpfc_vport *);
67void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *);
68
dea3101e 69int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
2e0fef85
JS		 70 struct lpfc_iocbq *, struct lpfc_nodelist *);
71void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
329f9bc7
JS		 72struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
73int lpfc_nlp_put(struct lpfc_nodelist *);
98c9ea5c 74int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
2e0fef85
JS		 75struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
76void lpfc_disc_list_loopmap(struct lpfc_vport *);
77void lpfc_disc_start(struct lpfc_vport *);
92d7f7b0 78void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
87af33fe 79void lpfc_cleanup(struct lpfc_vport *);
dea3101e 80void lpfc_disc_timeout(unsigned long);
dea3101e 81
2e0fef85 82struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
dea3101e 83
92d7f7b0 84void lpfc_worker_wake_up(struct lpfc_hba *);
dea3101e 85int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
86int lpfc_do_work(void *);
2e0fef85 87int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
dea3101e 88 uint32_t);
89
92d7f7b0 90void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
2e0fef85 91int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
dea3101e 92 struct serv_parm *, uint32_t);
92d7f7b0 93int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
87af33fe 94void lpfc_more_plogi(struct lpfc_vport *);
0ff10d46 95void lpfc_more_adisc(struct lpfc_vport *);
87af33fe 96void lpfc_end_rscn(struct lpfc_vport *);
858c9f6c 97int lpfc_els_chk_latt(struct lpfc_vport *);
dea3101e 98int lpfc_els_abort_flogi(struct lpfc_hba *);
2e0fef85 99int lpfc_initial_flogi(struct lpfc_vport *);
92d7f7b0 100int lpfc_initial_fdisc(struct lpfc_vport *);
2e0fef85
JS		 101int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
102int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
103int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
104int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
92d7f7b0 105int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *);
2e0fef85 106int lpfc_issue_els_scr(struct lpfc_vport *, uint32_t, uint8_t);
dea3101e 107int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
858c9f6c 108int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
2e0fef85 109int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
51ef4c26 110 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
2e0fef85 111int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *,
858c9f6c 112 struct lpfc_nodelist *, LPFC_MBOXQ_t *);
2e0fef85 113int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *,
dea3101e 114 struct lpfc_nodelist *);
2e0fef85 115int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
dea3101e 116 struct lpfc_nodelist *);
2e0fef85 117void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
dea3101e 118void lpfc_els_retry_delay(unsigned long);
119void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
120void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
121 struct lpfc_iocbq *);
2e0fef85 122int lpfc_els_handle_rscn(struct lpfc_vport *);
92d7f7b0 123void lpfc_els_flush_rscn(struct lpfc_vport *);
2e0fef85 124int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t);
549e55cd 125void lpfc_els_flush_all_cmd(struct lpfc_hba *);
2e0fef85
JS		 126void lpfc_els_flush_cmd(struct lpfc_vport *);
127int lpfc_els_disc_adisc(struct lpfc_vport *);
128int lpfc_els_disc_plogi(struct lpfc_vport *);
dea3101e 129void lpfc_els_timeout(unsigned long);
2e0fef85 130void lpfc_els_timeout_handler(struct lpfc_vport *);
858c9f6c 131void lpfc_hb_timeout_handler(struct lpfc_hba *);
dea3101e 132
133void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
134 struct lpfc_iocbq *);
92d7f7b0 135int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
2e0fef85 136int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
dea3101e 137void lpfc_fdmi_tmo(unsigned long);
2e0fef85 138void lpfc_fdmi_timeout_handler(struct lpfc_vport *vport);
dea3101e 139
140int lpfc_config_port_prep(struct lpfc_hba *);
141int lpfc_config_port_post(struct lpfc_hba *);
142int lpfc_hba_down_prep(struct lpfc_hba *);
41415862 143int lpfc_hba_down_post(struct lpfc_hba *);
dea3101e 144void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
145int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int);
146void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
dea3101e 147int lpfc_online(struct lpfc_hba *);
46fa311e
JS		 148void lpfc_unblock_mgmt_io(struct lpfc_hba *);
149void lpfc_offline_prep(struct lpfc_hba *);
150void lpfc_offline(struct lpfc_hba *);
dea3101e 151
dea3101e 152int lpfc_sli_setup(struct lpfc_hba *);
153int lpfc_sli_queue_setup(struct lpfc_hba *);
dea3101e 154
155void lpfc_handle_eratt(struct lpfc_hba *);
156void lpfc_handle_latt(struct lpfc_hba *);
7d12e780 157irqreturn_t lpfc_intr_handler(int, void *);
dea3101e 158
159void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
160void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
161void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
41415862 162void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *);
dea3101e 163void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
164LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
92d7f7b0 165void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
a309a6b6 166int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
dea3101e 167
51ef4c26
JS		 168void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
169 uint32_t , LPFC_MBOXQ_t *);
51ef4c26
JS		 170struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
171void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
ed957684 172
dea3101e 173int lpfc_mem_alloc(struct lpfc_hba *);
174void lpfc_mem_free(struct lpfc_hba *);
92d7f7b0 175void lpfc_stop_vport_timers(struct lpfc_vport *);
dea3101e 176
875fbdfe
JSEC		 177void lpfc_poll_timeout(unsigned long ptr);
178void lpfc_poll_start_timer(struct lpfc_hba * phba);
179void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba);
0bd4ca25 180struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
604a3e30
JB		 181void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
182uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
41415862 183
9290831f 184void lpfc_reset_barrier(struct lpfc_hba * phba);
41415862
JW		 185int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
186int lpfc_sli_brdkill(struct lpfc_hba *);
187int lpfc_sli_brdreset(struct lpfc_hba *);
188int lpfc_sli_brdrestart(struct lpfc_hba *);
dea3101e 189int lpfc_sli_hba_setup(struct lpfc_hba *);
2e0fef85 190int lpfc_sli_host_down(struct lpfc_vport *);
dea3101e 191int lpfc_sli_hba_down(struct lpfc_hba *);
192int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
193int lpfc_sli_handle_mb_event(struct lpfc_hba *);
b4c02652 194int lpfc_sli_flush_mbox_queue(struct lpfc_hba *);
dea3101e 195int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
196 struct lpfc_sli_ring *, uint32_t);
197void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
198int lpfc_sli_issue_iocb(struct lpfc_hba *, struct lpfc_sli_ring *,
199 struct lpfc_iocbq *, uint32_t);
200void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
2e0fef85 201void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
dea3101e 202int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
203 struct lpfc_dmabuf *);
204struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
205 struct lpfc_sli_ring *,
206 dma_addr_t);
76bb24ef
JS		 207
208uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
209struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
210 struct lpfc_sli_ring *, uint32_t );
211
51ef4c26 212int lpfc_sli_hbq_count(void);
92d7f7b0 213int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
ed957684 214void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
ed957684 215int lpfc_sli_hbq_size(void);
07951076
JS		 216int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
217 struct lpfc_iocbq *);
51ef4c26
JS		 218int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd);
219int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
220 uint64_t, lpfc_ctx_cmd);
dea3101e 221
222void lpfc_mbox_timeout(unsigned long);
223void lpfc_mbox_timeout_handler(struct lpfc_hba *);
dea3101e 224
2e0fef85
JS		 225struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
226struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
227 struct lpfc_name *);
dea3101e 228
229int lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq,
92d7f7b0 230 uint32_t timeout);
dea3101e 231
68876920
JSEC		 232int lpfc_sli_issue_iocb_wait(struct lpfc_hba * phba,
233 struct lpfc_sli_ring * pring,
234 struct lpfc_iocbq * piocb,
235 struct lpfc_iocbq * prspiocbq,
236 uint32_t timeout);
5eb95af0
JSEC		 237void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba,
238 struct lpfc_iocbq * cmdiocb,
239 struct lpfc_iocbq * rspiocb);
dea3101e 240
92d7f7b0 241void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);
ed957684 242
dea3101e 243void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
2e0fef85 244void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
dea3101e 245void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
246
92d7f7b0 247void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *);
dea3101e 248/* Function prototypes. */
249const char* lpfc_info(struct Scsi_Host *);
47a8617c
JS		 250int lpfc_scan_finished(struct Scsi_Host *, unsigned long);
251
dea3101e 252void lpfc_get_cfgparam(struct lpfc_hba *);
3de2a653 253void lpfc_get_vport_cfgparam(struct lpfc_vport *);
2e0fef85
JS		 254int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
255void lpfc_free_sysfs_attr(struct lpfc_vport *);
256extern struct class_device_attribute *lpfc_hba_attrs[];
3de2a653 257extern struct class_device_attribute *lpfc_vport_attrs[];
dea3101e 258extern struct scsi_host_template lpfc_template;
3de2a653 259extern struct scsi_host_template lpfc_vport_template;
dea3101e 260extern struct fc_function_template lpfc_transport_functions;
98c9ea5c 261extern struct fc_function_template lpfc_vport_transport_functions;
ed957684 262extern int lpfc_sli_mode;
7ee5d43e 263extern int lpfc_enable_npiv;
dea3101e 264
92d7f7b0 265int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
c01f3208
JS		 266void lpfc_terminate_rport_io(struct fc_rport *);
267void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport);
dea3101e 268
3de2a653 269struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *);
92d7f7b0
JS		 270int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable);
271void lpfc_mbx_unreg_vpi(struct lpfc_vport *);
2e0fef85 272void destroy_port(struct lpfc_vport *);
92d7f7b0
JS		 273int lpfc_get_instance(void);
274void lpfc_host_attrib_init(struct Scsi_Host *);
275
858c9f6c
JS		 276extern void lpfc_debugfs_initialize(struct lpfc_vport *);
277extern void lpfc_debugfs_terminate(struct lpfc_vport *);
278extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t,
279 uint32_t, uint32_t);
a58cbd52
JS		 280extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
281 uint32_t, uint32_t);
311464ec 282extern struct lpfc_hbq_init *lpfc_hbq_defs[];
858c9f6c 283
92d7f7b0 284/* Interface exported by fabric iocb scheduler */
92d7f7b0
JS		 285void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
286void lpfc_fabric_abort_hba(struct lpfc_hba *);
92d7f7b0
JS		 287void lpfc_fabric_block_timeout(unsigned long);
288void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
289void lpfc_adjust_queue_depth(struct lpfc_hba *);
290void lpfc_ramp_down_queue_handler(struct lpfc_hba *);
291void lpfc_ramp_up_queue_handler(struct lpfc_hba *);
2e0fef85 292
dea3101e 293#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
92d7f7b0
JS		 294#define HBA_EVENT_RSCN 5
295#define HBA_EVENT_LINK_UP 2
296#define HBA_EVENT_LINK_DOWN 3
Linux 6.x block layer and io_uring tree(s)