blob: 90828340aceadbd275c7184b8ad465582e894e2a [file] [log] [blame]
James Smart92d7f7b2007-06-17 19:56:38 -05001/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2004-2006 Emulex. All rights reserved. *
5 * EMULEX and SLI are trademarks of Emulex. *
6 * www.emulex.com *
7 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
8 * *
9 * This program is free software; you can redistribute it and/or *
10 * modify it under the terms of version 2 of the GNU General *
11 * Public License as published by the Free Software Foundation. *
12 * This program is distributed in the hope that it will be useful. *
13 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
14 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
15 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
16 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
17 * TO BE LEGALLY INVALID. See the GNU General Public License for *
18 * more details, a copy of which can be found in the file COPYING *
19 * included with this package. *
20 *******************************************************************/
21
22#ifndef _H_LPFC_VPORT
23#define _H_LPFC_VPORT
24
25/* API version values (each will be an individual bit) */
26#define VPORT_API_VERSION_1 0x01
27
28/* Values returned via lpfc_vport_getinfo() */
29struct vport_info {
30
31 uint32_t api_versions;
32 uint8_t linktype;
33#define VPORT_TYPE_PHYSICAL 0
34#define VPORT_TYPE_VIRTUAL 1
35
36 uint8_t state;
37#define VPORT_STATE_OFFLINE 0
38#define VPORT_STATE_ACTIVE 1
39#define VPORT_STATE_FAILED 2
40
41 uint8_t fail_reason;
42 uint8_t prev_fail_reason;
43#define VPORT_FAIL_UNKNOWN 0
44#define VPORT_FAIL_LINKDOWN 1
45#define VPORT_FAIL_FAB_UNSUPPORTED 2
46#define VPORT_FAIL_FAB_NORESOURCES 3
47#define VPORT_FAIL_FAB_LOGOUT 4
48#define VPORT_FAIL_ADAP_NORESOURCES 5
49
50 uint8_t node_name[8]; /* WWNN */
51 uint8_t port_name[8]; /* WWPN */
52
53 struct Scsi_Host *shost;
54
55/* Following values are valid only on physical links */
56 uint32_t vports_max;
57 uint32_t vports_inuse;
58 uint32_t rpi_max;
59 uint32_t rpi_inuse;
60#define VPORT_CNT_INVALID 0xFFFFFFFF
61};
62
63/* data used in link creation */
64struct vport_data {
65 uint32_t api_version;
66
67 uint32_t options;
68#define VPORT_OPT_AUTORETRY 0x01
69
70 uint8_t node_name[8]; /* WWNN */
71 uint8_t port_name[8]; /* WWPN */
72
73/*
74 * Upon successful creation, vport_shost will point to the new Scsi_Host
75 * structure for the new virtual link.
76 */
77 struct Scsi_Host *vport_shost;
78};
79
80/* API function return codes */
81#define VPORT_OK 0
82#define VPORT_ERROR -1
83#define VPORT_INVAL -2
84#define VPORT_NOMEM -3
85#define VPORT_NORESOURCES -4
86
87int lpfc_vport_create(struct fc_vport *, bool);
88int lpfc_vport_delete(struct fc_vport *);
89int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *);
90int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint);
James Smart549e55c2007-08-02 11:09:51 -040091struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *);
James Smart09372822008-01-11 01:52:54 -050092void lpfc_destroy_vport_work_array(struct lpfc_hba *, struct lpfc_vport **);
James Smart92d7f7b2007-06-17 19:56:38 -050093
94/*
95 * queuecommand VPORT-specific return codes. Specified in the host byte code.
96 * Returned when the virtual link has failed or is not active.
97 */
98#define DID_VPORT_ERROR 0x0f
99
100#define VPORT_INFO 0x1
101#define VPORT_CREATE 0x2
102#define VPORT_DELETE 0x4
103
104struct vport_cmd_tag {
105 uint32_t cmd;
106 struct vport_data cdata;
107 struct vport_info cinfo;
108 void *vport;
109 int vport_num;
110};
111
112void lpfc_vport_set_state(struct lpfc_vport *vport,
113 enum fc_vport_state new_state);
114
James Smartea2151b2008-09-07 11:52:10 -0400115void lpfc_vport_reset_stat_data(struct lpfc_vport *);
116void lpfc_alloc_bucket(struct lpfc_vport *);
117void lpfc_free_bucket(struct lpfc_vport *);
118
James Smart92d7f7b2007-06-17 19:56:38 -0500119#endif /* H_LPFC_VPORT */