xref: /freebsd/sys/ofed/drivers/infiniband/core/iwcm.h (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3  *
4  * Copyright (c) 2005 Network Appliance, Inc. All rights reserved.
5  * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
6  *
7  * This software is available to you under a choice of one of two
8  * licenses.  You may choose to be licensed under the terms of the GNU
9  * General Public License (GPL) Version 2, available from the file
10  * COPYING in the main directory of this source tree, or the
11  * OpenIB.org BSD license below:
12  *
13  *     Redistribution and use in source and binary forms, with or
14  *     without modification, are permitted provided that the following
15  *     conditions are met:
16  *
17  *      - Redistributions of source code must retain the above
18  *        copyright notice, this list of conditions and the following
19  *        disclaimer.
20  *
21  *      - Redistributions in binary form must reproduce the above
22  *        copyright notice, this list of conditions and the following
23  *        disclaimer in the documentation and/or other materials
24  *        provided with the distribution.
25  *
26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33  * SOFTWARE.
34  *
35  * $FreeBSD$
36  */
37 
38 #ifndef IWCM_H
39 #define IWCM_H
40 
41 enum iw_cm_state {
42 	IW_CM_STATE_IDLE,             /* unbound, inactive */
43 	IW_CM_STATE_LISTEN,           /* listen waiting for connect */
44 	IW_CM_STATE_CONN_RECV,        /* inbound waiting for user accept */
45 	IW_CM_STATE_CONN_SENT,        /* outbound waiting for peer accept */
46 	IW_CM_STATE_ESTABLISHED,      /* established */
47 	IW_CM_STATE_CLOSING,	      /* disconnect */
48 	IW_CM_STATE_DESTROYING        /* object being deleted */
49 };
50 
51 struct iwcm_id_private {
52 	struct iw_cm_id	id;
53 	enum iw_cm_state state;
54 	unsigned long flags;
55 	struct ib_qp *qp;
56 	struct completion destroy_comp;
57 	wait_queue_head_t connect_wait;
58 	struct list_head work_list;
59 	spinlock_t lock;
60 	atomic_t refcount;
61 	struct list_head work_free_list;
62 };
63 
64 #define IWCM_F_DROP_EVENTS	  1
65 #define IWCM_F_CONNECT_WAIT       2
66 
67 #endif /* IWCM_H */
68