blob: f1e708946e66d47a753ac5d9f0081f76c908fd56 [file] [log] [blame]
dea31012005-04-17 16:05:31 -05001/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -04003 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2004-2005 Emulex. All rights reserved. *
5 * EMULEX and SLI are trademarks of Emulex. *
dea31012005-04-17 16:05:31 -05006 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
James.Smart@Emulex.Comc44ce172005-06-25 10:34:39 -04009 * 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. *
dea31012005-04-17 16:05:31 -050019 *******************************************************************/
20
dea31012005-04-17 16:05:31 -050021void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
22void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
23int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
24 struct lpfc_dmabuf *mp);
25void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
26void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
27int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *);
28void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
29void lpfc_set_slim(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
30int lpfc_reg_login(struct lpfc_hba *, uint32_t, uint8_t *, LPFC_MBOXQ_t *,
31 uint32_t);
32void lpfc_unreg_login(struct lpfc_hba *, uint32_t, LPFC_MBOXQ_t *);
33void lpfc_unreg_did(struct lpfc_hba *, uint32_t, LPFC_MBOXQ_t *);
34void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
35
36
37int lpfc_linkdown(struct lpfc_hba *);
38void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
39
40void lpfc_mbx_cmpl_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
41void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
42void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
43void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
44void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
45int lpfc_nlp_plogi(struct lpfc_hba *, struct lpfc_nodelist *);
46int lpfc_nlp_adisc(struct lpfc_hba *, struct lpfc_nodelist *);
47int lpfc_nlp_unmapped(struct lpfc_hba *, struct lpfc_nodelist *);
48int lpfc_nlp_list(struct lpfc_hba *, struct lpfc_nodelist *, int);
49void lpfc_set_disctmo(struct lpfc_hba *);
50int lpfc_can_disctmo(struct lpfc_hba *);
51int lpfc_unreg_rpi(struct lpfc_hba *, struct lpfc_nodelist *);
52int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
53 struct lpfc_iocbq *, struct lpfc_nodelist *);
54int lpfc_nlp_remove(struct lpfc_hba *, struct lpfc_nodelist *);
55void lpfc_nlp_init(struct lpfc_hba *, struct lpfc_nodelist *, uint32_t);
56struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_hba *, uint32_t);
57struct lpfc_nodelist *lpfc_setup_rscn_node(struct lpfc_hba *, uint32_t);
58void lpfc_disc_list_loopmap(struct lpfc_hba *);
59void lpfc_disc_start(struct lpfc_hba *);
60void lpfc_disc_flush_list(struct lpfc_hba *);
61void lpfc_disc_timeout(unsigned long);
62void lpfc_scan_timeout(unsigned long);
63
64struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi);
dea31012005-04-17 16:05:31 -050065
66int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
67int lpfc_do_work(void *);
68int lpfc_disc_state_machine(struct lpfc_hba *, struct lpfc_nodelist *, void *,
69 uint32_t);
70
71uint32_t lpfc_cmpl_prli_reglogin_issue(struct lpfc_hba *,
72 struct lpfc_nodelist *, void *,
73 uint32_t);
74uint32_t lpfc_cmpl_plogi_prli_issue(struct lpfc_hba *, struct lpfc_nodelist *,
75 void *, uint32_t);
76
77int lpfc_check_sparm(struct lpfc_hba *, struct lpfc_nodelist *,
78 struct serv_parm *, uint32_t);
79int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist * ndlp,
80 int);
81int lpfc_els_abort_flogi(struct lpfc_hba *);
82int lpfc_initial_flogi(struct lpfc_hba *);
83int lpfc_issue_els_plogi(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t);
84int lpfc_issue_els_prli(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t);
85int lpfc_issue_els_adisc(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t);
86int lpfc_issue_els_logo(struct lpfc_hba *, struct lpfc_nodelist *, uint8_t);
87int lpfc_issue_els_scr(struct lpfc_hba *, uint32_t, uint8_t);
88int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
89int lpfc_els_rsp_acc(struct lpfc_hba *, uint32_t, struct lpfc_iocbq *,
90 struct lpfc_nodelist *, LPFC_MBOXQ_t *, uint8_t);
91int lpfc_els_rsp_reject(struct lpfc_hba *, uint32_t, struct lpfc_iocbq *,
92 struct lpfc_nodelist *);
93int lpfc_els_rsp_adisc_acc(struct lpfc_hba *, struct lpfc_iocbq *,
94 struct lpfc_nodelist *);
95int lpfc_els_rsp_prli_acc(struct lpfc_hba *, struct lpfc_iocbq *,
96 struct lpfc_nodelist *);
97void lpfc_els_retry_delay(unsigned long);
98void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
99void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
100 struct lpfc_iocbq *);
101int lpfc_els_handle_rscn(struct lpfc_hba *);
102int lpfc_els_flush_rscn(struct lpfc_hba *);
103int lpfc_rscn_payload_check(struct lpfc_hba *, uint32_t);
104void lpfc_els_flush_cmd(struct lpfc_hba *);
105int lpfc_els_disc_adisc(struct lpfc_hba *);
106int lpfc_els_disc_plogi(struct lpfc_hba *);
107void lpfc_els_timeout(unsigned long);
108void lpfc_els_timeout_handler(struct lpfc_hba *);
109
110void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
111 struct lpfc_iocbq *);
112int lpfc_ns_cmd(struct lpfc_hba *, struct lpfc_nodelist *, int);
113int lpfc_fdmi_cmd(struct lpfc_hba *, struct lpfc_nodelist *, int);
114void lpfc_fdmi_tmo(unsigned long);
115void lpfc_fdmi_tmo_handler(struct lpfc_hba *);
116
117int lpfc_config_port_prep(struct lpfc_hba *);
118int lpfc_config_port_post(struct lpfc_hba *);
119int lpfc_hba_down_prep(struct lpfc_hba *);
120void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
121int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int);
122void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
123uint8_t *lpfc_get_lpfchba_info(struct lpfc_hba *, uint8_t *);
124int lpfc_fcp_abort(struct lpfc_hba *, int, int, int);
125int lpfc_online(struct lpfc_hba *);
126int lpfc_offline(struct lpfc_hba *);
127
128
129int lpfc_sli_setup(struct lpfc_hba *);
130int lpfc_sli_queue_setup(struct lpfc_hba *);
131void lpfc_slim_access(struct lpfc_hba *);
132
133void lpfc_handle_eratt(struct lpfc_hba *);
134void lpfc_handle_latt(struct lpfc_hba *);
135irqreturn_t lpfc_intr_handler(int, void *, struct pt_regs *);
136
137void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
138void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
139void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *);
140void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *);
141LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *);
142
143int lpfc_mem_alloc(struct lpfc_hba *);
144void lpfc_mem_free(struct lpfc_hba *);
145
James.Smart@Emulex.Com875fbdf2005-11-29 16:32:13 -0500146void lpfc_poll_timeout(unsigned long ptr);
147void lpfc_poll_start_timer(struct lpfc_hba * phba);
148void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba);
James.Smart@Emulex.Com0bd4ca22005-10-28 20:30:02 -0400149struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
James Bottomley604a3e32005-10-29 10:28:33 -0500150void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
151uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
dea31012005-04-17 16:05:31 -0500152int lpfc_sli_hba_setup(struct lpfc_hba *);
153int lpfc_sli_hba_down(struct lpfc_hba *);
154int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
155int lpfc_sli_handle_mb_event(struct lpfc_hba *);
156int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
157 struct lpfc_sli_ring *, uint32_t);
158void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
159int lpfc_sli_issue_iocb(struct lpfc_hba *, struct lpfc_sli_ring *,
160 struct lpfc_iocbq *, uint32_t);
161void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t);
162int lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *);
163int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
164 struct lpfc_dmabuf *);
165struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
166 struct lpfc_sli_ring *,
167 dma_addr_t);
168int lpfc_sli_issue_abort_iotag32(struct lpfc_hba *, struct lpfc_sli_ring *,
169 struct lpfc_iocbq *);
170int lpfc_sli_sum_iocb(struct lpfc_hba *, struct lpfc_sli_ring *, uint16_t,
171 uint64_t, lpfc_ctx_cmd);
172int lpfc_sli_abort_iocb(struct lpfc_hba *, struct lpfc_sli_ring *, uint16_t,
173 uint64_t, uint32_t, lpfc_ctx_cmd);
174
175void lpfc_mbox_timeout(unsigned long);
176void lpfc_mbox_timeout_handler(struct lpfc_hba *);
177void lpfc_map_fcp_cmnd_to_bpl(struct lpfc_hba *, struct lpfc_scsi_buf *);
178void lpfc_free_scsi_cmd(struct lpfc_scsi_buf *);
179uint32_t lpfc_os_timeout_transform(struct lpfc_hba *, uint32_t);
180
181struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_hba * phba, uint32_t order,
182 uint32_t did);
183
184int lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq,
185 uint32_t timeout);
186
James.Smart@Emulex.Com68876922005-10-28 20:29:47 -0400187int lpfc_sli_issue_iocb_wait(struct lpfc_hba * phba,
188 struct lpfc_sli_ring * pring,
189 struct lpfc_iocbq * piocb,
190 struct lpfc_iocbq * prspiocbq,
191 uint32_t timeout);
James.Smart@Emulex.Com5eb95af2005-06-25 10:34:30 -0400192void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba,
193 struct lpfc_iocbq * cmdiocb,
194 struct lpfc_iocbq * rspiocb);
dea31012005-04-17 16:05:31 -0500195
196void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *);
197void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t);
198
199/* Function prototypes. */
200const char* lpfc_info(struct Scsi_Host *);
201void lpfc_get_cfgparam(struct lpfc_hba *);
202int lpfc_alloc_sysfs_attr(struct lpfc_hba *);
203void lpfc_free_sysfs_attr(struct lpfc_hba *);
204extern struct class_device_attribute *lpfc_host_attrs[];
205extern struct scsi_host_template lpfc_template;
206extern struct fc_function_template lpfc_transport_functions;
207
208void lpfc_get_hba_sym_node_name(struct lpfc_hba * phba, uint8_t * symbp);
209
210#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
211#define HBA_EVENT_RSCN 5
212#define HBA_EVENT_LINK_UP 2
213#define HBA_EVENT_LINK_DOWN 3