xref: /freebsd/sys/dev/ocs_fc/ocs_els.h (revision b0d29bc47dba79f6f38e67eabadfb4b32ffd9390)
1 /*-
2  * Copyright (c) 2017 Broadcom. All rights reserved.
3  * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice,
9  *    this list of conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice,
12  *    this list of conditions and the following disclaimer in the documentation
13  *    and/or other materials provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  *
31  * $FreeBSD$
32  */
33 
34 /**
35  * @file
36  * Declarations for the interface exported by ocs_els.
37  */
38 
39 #if !defined(__OCS_ELS_H__)
40 #define __OCS_ELS_H__
41 #include "ocs.h"
42 
43 #define OCS_ELS_RSP_LEN		1024
44 #define OCS_ELS_GID_PT_RSP_LEN	8096 /* Enough for 2K remote target nodes */
45 
46 #define OCS_ELS_REQ_LEN		116 /*Max request length*/
47 
48 typedef enum {
49 	OCS_ELS_ROLE_ORIGINATOR,
50 	OCS_ELS_ROLE_RESPONDER,
51 } ocs_els_role_e;
52 
53 extern ocs_io_t *ocs_els_io_alloc(ocs_node_t *node, uint32_t reqlen, ocs_els_role_e role);
54 extern ocs_io_t *ocs_els_io_alloc_size(ocs_node_t *node, uint32_t reqlen, uint32_t rsplen, ocs_els_role_e role);
55 extern void ocs_els_io_free(ocs_io_t *els);
56 
57 /* ELS command send */
58 typedef void (*els_cb_t)(ocs_node_t *node, ocs_node_cb_t *cbdata, void *arg);
59 extern ocs_io_t *ocs_send_plogi(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
60 extern ocs_io_t *ocs_send_flogi(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
61 extern ocs_io_t *ocs_send_fdisc(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
62 extern ocs_io_t *ocs_send_prli(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
63 extern ocs_io_t *ocs_send_prlo(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
64 extern ocs_io_t *ocs_send_logo(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
65 extern ocs_io_t *ocs_send_adisc(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
66 extern ocs_io_t *ocs_send_pdisc(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
67 extern ocs_io_t *ocs_send_scr(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
68 extern ocs_io_t *ocs_send_rrq(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
69 extern ocs_io_t *ocs_ns_send_rftid(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
70 extern ocs_io_t *ocs_ns_send_rffid(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
71 extern ocs_io_t *ocs_ns_send_gidpt(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries, els_cb_t cb, void *cbarg);
72 extern ocs_io_t *ocs_send_rscn(ocs_node_t *node, uint32_t timeout_sec, uint32_t retries,
73 	void *port_ids, uint32_t port_ids_count, els_cb_t cb, void *cbarg);
74 extern void ocs_els_io_cleanup(ocs_io_t *els, ocs_sm_event_t node_evt, void *arg);
75 
76 /* ELS acc send */
77 extern ocs_io_t *ocs_send_ls_acc(ocs_io_t *io, uint32_t ox_id, els_cb_t cb, void *cbarg);
78 extern ocs_io_t *ocs_send_ls_rjt(ocs_io_t *io, uint32_t ox_id, uint32_t reason_cod, uint32_t reason_code_expl,
79 		uint32_t vendor_unique, els_cb_t cb, void *cbarg);
80 extern ocs_io_t *ocs_send_flogi_p2p_acc(ocs_io_t *io, uint32_t ox_id, uint32_t s_id, els_cb_t cb, void *cbarg);
81 extern ocs_io_t *ocs_send_flogi_acc(ocs_io_t *io, uint32_t ox_id, uint32_t is_fport, els_cb_t cb, void *cbarg);
82 extern ocs_io_t *ocs_send_plogi_acc(ocs_io_t *io, uint32_t ox_id, els_cb_t cb, void *cbarg);
83 extern ocs_io_t *ocs_send_prli_acc(ocs_io_t *io, uint32_t ox_id, uint8_t fc_type, els_cb_t cb, void *cbarg);
84 extern ocs_io_t *ocs_send_logo_acc(ocs_io_t *io, uint32_t ox_id, els_cb_t cb, void *cbarg);
85 extern ocs_io_t *ocs_send_prlo_acc(ocs_io_t *io, uint32_t ox_id, uint8_t fc_type, els_cb_t cb, void *cbarg);
86 extern ocs_io_t *ocs_send_adisc_acc(ocs_io_t *io, uint32_t ox_id, els_cb_t cb, void *cbarg);
87 extern void ocs_ddump_els(ocs_textbuf_t *textbuf, ocs_io_t *els);
88 
89 /* BLS acc send */
90 extern ocs_io_t *ocs_bls_send_acc_hdr(ocs_io_t *io, fc_header_t *hdr);
91 
92 /* ELS IO state machine */
93 extern void ocs_els_post_event(ocs_io_t *els, ocs_sm_event_t evt, void *data);
94 extern void *__ocs_els_common(const char *funcname, ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
95 extern void *__ocs_els_init(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
96 extern void *__ocs_els_wait_resp(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
97 extern void *__ocs_els_aborting(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
98 extern void *__ocs_els_aborting_wait_req_cmpl(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
99 extern void *__ocs_els_aborting_wait_abort_cmpl(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
100 extern void *__ocs_els_retry(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
101 extern void * __ocs_els_aborted_delay_retry(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
102 extern void *__ocs_els_delay_retry(ocs_sm_ctx_t *ctx, ocs_sm_event_t evt, void *arg);
103 
104 /* Misc */
105 extern int32_t ocs_els_io_list_empty(ocs_node_t *node, ocs_list_t *list);
106 
107 /* CT */
108 extern int32_t ocs_send_ct_rsp(ocs_io_t *io, uint32_t ox_id, fcct_iu_header_t *ct_hdr, uint32_t cmd_rsp_code, uint32_t reason_code, uint32_t reason_code_explanation);
109 
110 #endif
111