tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
3 * All rights reserved
4 * www.brocade.com
5 *
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 */
17
18#ifndef __BFA_FCS_FABRIC_H__
19#define __BFA_FCS_FABRIC_H__
20
21struct bfa_fcs_s;
22
23#include <defs/bfa_defs_status.h>
24#include <defs/bfa_defs_vf.h>
25#include <cs/bfa_q.h>
26#include <cs/bfa_sm.h>
27#include <defs/bfa_defs_pport.h>
28#include <fcs/bfa_fcs_lport.h>
29#include <protocol/fc_sp.h>
30#include <fcs/bfa_fcs_auth.h>
31
32/*
33 * forward declaration
34 */
35struct bfad_vf_s;
36
37enum bfa_fcs_fabric_type {
38 BFA_FCS_FABRIC_UNKNOWN = 0,
39 BFA_FCS_FABRIC_SWITCHED = 1,
40 BFA_FCS_FABRIC_PLOOP = 2,
41 BFA_FCS_FABRIC_N2N = 3,
42};
43
44
45struct bfa_fcs_fabric_s {
46 struct list_head qe; /* queue element */
47 bfa_sm_t sm; /* state machine */
48 struct bfa_fcs_s *fcs; /* FCS instance */
49 struct bfa_fcs_port_s bport; /* base logical port */
50 enum bfa_fcs_fabric_type fab_type; /* fabric type */
51 enum bfa_pport_type oper_type; /* current link topology */
52 u8 is_vf; /* is virtual fabric? */
53 u8 is_npiv; /* is NPIV supported ? */
54 u8 is_auth; /* is Security/Auth supported ? */
55 u16 bb_credit; /* BB credit from fabric */
56 u16 vf_id; /* virtual fabric ID */
57 u16 num_vports; /* num vports */
58 u16 rsvd;
59 struct list_head vport_q; /* queue of virtual ports */
60 struct list_head vf_q; /* queue of virtual fabrics */
61 struct bfad_vf_s *vf_drv; /* driver vf structure */
62 struct bfa_timer_s link_timer; /* Link Failure timer. Vport */
63 wwn_t fabric_name; /* attached fabric name */
64 bfa_boolean_t auth_reqd; /* authentication required */
65 struct bfa_timer_s delay_timer; /* delay timer */
66 union {
67 u16 swp_vfid;/* switch port VF id */
68 } event_arg;
69 struct bfa_fcs_auth_s auth; /* authentication config */
70 struct bfa_wc_s wc; /* wait counter for delete */
71 struct bfa_vf_stats_s stats; /* fabric/vf stats */
72 struct bfa_lps_s *lps; /* lport login services */
73 u8 fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /* attached
74 * fabric's ip addr
75 */
76};
77
78#define bfa_fcs_fabric_npiv_capable(__f) ((__f)->is_npiv)
79#define bfa_fcs_fabric_is_switched(__f) \
80 ((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
81
82/**
83 * The design calls for a single implementation of base fabric and vf.
84 */
85#define bfa_fcs_vf_t struct bfa_fcs_fabric_s
86
87struct bfa_vf_event_s {
88 u32 undefined;
89};
90
91/**
92 * bfa fcs vf public functions
93 */
94bfa_status_t bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id);
95bfa_status_t bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs);
96bfa_status_t bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs,
97 u16 vf_id, struct bfa_port_cfg_s *port_cfg,
98 struct bfad_vf_s *vf_drv);
99bfa_status_t bfa_fcs_vf_delete(bfa_fcs_vf_t *vf);
100void bfa_fcs_vf_start(bfa_fcs_vf_t *vf);
101bfa_status_t bfa_fcs_vf_stop(bfa_fcs_vf_t *vf);
102void bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs);
103void bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs);
104void bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr);
105void bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf,
106 struct bfa_vf_stats_s *vf_stats);
107void bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf);
108void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports);
109bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id);
110struct bfad_vf_s *bfa_fcs_vf_get_drv_vf(bfa_fcs_vf_t *vf);
111
112#endif /* __BFA_FCS_FABRIC_H__ */