iwcm.h revision 331769 
1/*
2 * Copyright (c) 2005 Network Appliance, Inc. All rights reserved.
3 * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
4 *
5 * This software is available to you under a choice of one of two
6 * licenses.  You may choose to be licensed under the terms of the GNU
7 * General Public License (GPL) Version 2, available from the file
8 * COPYING in the main directory of this source tree, or the
9 * OpenIB.org BSD license below:
10 *
11 *     Redistribution and use in source and binary forms, with or
12 *     without modification, are permitted provided that the following
13 *     conditions are met:
14 *
15 *      - Redistributions of source code must retain the above
16 *        copyright notice, this list of conditions and the following
17 *        disclaimer.
18 *
19 *      - Redistributions in binary form must reproduce the above
20 *        copyright notice, this list of conditions and the following
21 *        disclaimer in the documentation and/or other materials
22 *        provided with the distribution.
23 *
24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31 * SOFTWARE.
32 */
33#ifndef IWCM_H
34#define IWCM_H
35
36enum iw_cm_state {
37	IW_CM_STATE_IDLE,             /* unbound, inactive */
38	IW_CM_STATE_LISTEN,           /* listen waiting for connect */
39	IW_CM_STATE_CONN_RECV,        /* inbound waiting for user accept */
40	IW_CM_STATE_CONN_SENT,        /* outbound waiting for peer accept */
41	IW_CM_STATE_ESTABLISHED,      /* established */
42	IW_CM_STATE_CLOSING,	      /* disconnect */
43	IW_CM_STATE_DESTROYING        /* object being deleted */
44};
45
46struct iwcm_id_private {
47	struct iw_cm_id	id;
48	enum iw_cm_state state;
49	unsigned long flags;
50	struct ib_qp *qp;
51	struct completion destroy_comp;
52	wait_queue_head_t connect_wait;
53	struct list_head work_list;
54	spinlock_t lock;
55	atomic_t refcount;
56	struct list_head work_free_list;
57};
58
59#define IWCM_F_DROP_EVENTS	  1
60#define IWCM_F_CONNECT_WAIT       2
61
62#endif /* IWCM_H */
63