1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3 *
4 * Copyright (c) 2004 Topspin Communications. All rights reserved.
5 * Copyright (c) 2005 Voltaire, Inc. All rights reserved.
6 * Copyright (c) 2006 Intel Corporation. All rights reserved.
7 *
8 * This software is available to you under a choice of one of two
9 * licenses. You may choose to be licensed under the terms of the GNU
10 * General Public License (GPL) Version 2, available from the file
11 * COPYING in the main directory of this source tree, or the
12 * OpenIB.org BSD license below:
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer.
21 *
22 * - Redistributions in binary form must reproduce the above
23 * copyright notice, this list of conditions and the following
24 * disclaimer in the documentation and/or other materials
25 * provided with the distribution.
26 *
27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34 * SOFTWARE.
35 */
36
37 #ifndef SA_H
38 #define SA_H
39
40 #include <rdma/ib_sa.h>
41
ib_sa_client_get(struct ib_sa_client * client)42 static inline void ib_sa_client_get(struct ib_sa_client *client)
43 {
44 atomic_inc(&client->users);
45 }
46
ib_sa_client_put(struct ib_sa_client * client)47 static inline void ib_sa_client_put(struct ib_sa_client *client)
48 {
49 if (atomic_dec_and_test(&client->users))
50 complete(&client->comp);
51 }
52
53 int ib_sa_mcmember_rec_query(struct ib_sa_client *client,
54 struct ib_device *device, u8 port_num,
55 u8 method,
56 struct ib_sa_mcmember_rec *rec,
57 ib_sa_comp_mask comp_mask,
58 int timeout_ms, gfp_t gfp_mask,
59 void (*callback)(int status,
60 struct ib_sa_mcmember_rec *resp,
61 void *context),
62 void *context,
63 struct ib_sa_query **sa_query);
64
65 int mcast_init(void);
66 void mcast_cleanup(void);
67
68 #endif /* SA_H */
69