xref: /illumos-gate/usr/src/uts/common/io/comstar/stmf/stmf_state.h (revision 61dfa5098dc8576d9a5e277deba6df647bb70c06)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 /*
25  * Copyright 2016, Nexenta Systems, Inc. All rights reserved.
26  * Copyright (c) 2013 by Delphix. All rights reserved.
27  */
28 #ifndef	_STMF_STATE_H
29 #define	_STMF_STATE_H
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 typedef struct stmf_state {
36 	kmutex_t		stmf_lock;
37 	kcondvar_t		stmf_cv;
38 	dev_info_t		*stmf_dip;
39 	stmf_i_lu_provider_t	*stmf_ilplist;
40 	stmf_i_port_provider_t	*stmf_ipplist;
41 	stmf_i_lu_t		*stmf_ilulist;
42 	stmf_i_local_port_t	*stmf_ilportlist;
43 	id_space_t		*stmf_ilport_inst_space;
44 	avl_tree_t		stmf_irportlist;
45 	id_space_t		*stmf_irport_inst_space;
46 	int			stmf_nlps;
47 	int			stmf_npps;
48 	int			stmf_nlus;
49 	int			stmf_nlports;
50 	uint8_t			stmf_service_running:1,
51 				stmf_inventory_locked:1,
52 				stmf_exclusive_open:1,
53 				stmf_opened:1,
54 				stmf_process_initial_luns:1,
55 				rsvd:3;
56 	uint8_t			stmf_config_state; /* See stmf_ioctl.h */
57 	uint8_t			stmf_alua_state;
58 	uint16_t		stmf_alua_node;
59 	uint8_t			stmf_default_lu_state;
60 	uint8_t			stmf_default_lport_state;
61 	ddi_taskq_t		*stmf_svc_taskq;
62 	uint32_t		stmf_svc_flags;
63 	stmf_i_lu_t		*stmf_svc_ilu_draining;
64 	stmf_i_lu_t		*stmf_svc_ilu_timing;
65 	list_t			stmf_svc_list;
66 
67 	stmf_id_list_t		stmf_hg_list;
68 	stmf_id_list_t		stmf_tg_list;
69 	stmf_id_list_t		stmf_luid_list;
70 
71 	stmf_ver_tg_t		*stmf_ver_tg_head;
72 
73 	stmf_pp_data_t		*stmf_ppdlist;
74 } stmf_state_t;
75 
76 /*
77  * svc flags
78  */
79 #define	STMF_SVC_STARTED		1
80 #define	STMF_SVC_ACTIVE			2
81 #define	STMF_SVC_TERMINATE		4
82 
83 /*
84  * svc request. We probably have to modify it once more services (and probably
85  * different types of services) are added to the stmf_svc_thread.
86  */
87 typedef struct stmf_svc_req {
88 	list_node_t			svc_list_entry;
89 	int				svc_req_alloc_size;
90 	int				svc_cmd;
91 	void				*svc_obj;
92 	struct stmf_state_change_info	svc_info;
93 } stmf_svc_req_t;
94 
95 extern stmf_state_t stmf_state;
96 
97 #ifdef	__cplusplus
98 }
99 #endif
100 
101 #endif /* _STMF_STATE_H */
102