xref: /freebsd/sys/ofed/drivers/infiniband/core/sa.h (revision 95ee2897)
1fe267a55SPedro F. Giffuni /*-
2fe267a55SPedro F. Giffuni  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3fe267a55SPedro F. Giffuni  *
4aa0a1e58SJeff Roberson  * Copyright (c) 2004 Topspin Communications.  All rights reserved.
5aa0a1e58SJeff Roberson  * Copyright (c) 2005 Voltaire, Inc.  All rights reserved.
6aa0a1e58SJeff Roberson  * Copyright (c) 2006 Intel Corporation.  All rights reserved.
7aa0a1e58SJeff Roberson  *
8aa0a1e58SJeff Roberson  * This software is available to you under a choice of one of two
9aa0a1e58SJeff Roberson  * licenses.  You may choose to be licensed under the terms of the GNU
10aa0a1e58SJeff Roberson  * General Public License (GPL) Version 2, available from the file
11aa0a1e58SJeff Roberson  * COPYING in the main directory of this source tree, or the
12aa0a1e58SJeff Roberson  * OpenIB.org BSD license below:
13aa0a1e58SJeff Roberson  *
14aa0a1e58SJeff Roberson  *     Redistribution and use in source and binary forms, with or
15aa0a1e58SJeff Roberson  *     without modification, are permitted provided that the following
16aa0a1e58SJeff Roberson  *     conditions are met:
17aa0a1e58SJeff Roberson  *
18aa0a1e58SJeff Roberson  *      - Redistributions of source code must retain the above
19aa0a1e58SJeff Roberson  *        copyright notice, this list of conditions and the following
20aa0a1e58SJeff Roberson  *        disclaimer.
21aa0a1e58SJeff Roberson  *
22aa0a1e58SJeff Roberson  *      - Redistributions in binary form must reproduce the above
23aa0a1e58SJeff Roberson  *        copyright notice, this list of conditions and the following
24aa0a1e58SJeff Roberson  *        disclaimer in the documentation and/or other materials
25aa0a1e58SJeff Roberson  *        provided with the distribution.
26aa0a1e58SJeff Roberson  *
27aa0a1e58SJeff Roberson  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
28aa0a1e58SJeff Roberson  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
29aa0a1e58SJeff Roberson  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
30aa0a1e58SJeff Roberson  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
31aa0a1e58SJeff Roberson  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
32aa0a1e58SJeff Roberson  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
33aa0a1e58SJeff Roberson  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
34aa0a1e58SJeff Roberson  * SOFTWARE.
35aa0a1e58SJeff Roberson  */
36aa0a1e58SJeff Roberson 
37aa0a1e58SJeff Roberson #ifndef SA_H
38aa0a1e58SJeff Roberson #define SA_H
39aa0a1e58SJeff Roberson 
40aa0a1e58SJeff Roberson #include <rdma/ib_sa.h>
41aa0a1e58SJeff Roberson 
ib_sa_client_get(struct ib_sa_client * client)42aa0a1e58SJeff Roberson static inline void ib_sa_client_get(struct ib_sa_client *client)
43aa0a1e58SJeff Roberson {
44aa0a1e58SJeff Roberson 	atomic_inc(&client->users);
45aa0a1e58SJeff Roberson }
46aa0a1e58SJeff Roberson 
ib_sa_client_put(struct ib_sa_client * client)47aa0a1e58SJeff Roberson static inline void ib_sa_client_put(struct ib_sa_client *client)
48aa0a1e58SJeff Roberson {
49aa0a1e58SJeff Roberson 	if (atomic_dec_and_test(&client->users))
50aa0a1e58SJeff Roberson 		complete(&client->comp);
51aa0a1e58SJeff Roberson }
52aa0a1e58SJeff Roberson 
53aa0a1e58SJeff Roberson int ib_sa_mcmember_rec_query(struct ib_sa_client *client,
54aa0a1e58SJeff Roberson 			     struct ib_device *device, u8 port_num,
55aa0a1e58SJeff Roberson 			     u8 method,
56aa0a1e58SJeff Roberson 			     struct ib_sa_mcmember_rec *rec,
57aa0a1e58SJeff Roberson 			     ib_sa_comp_mask comp_mask,
58aa0a1e58SJeff Roberson 			     int timeout_ms, gfp_t gfp_mask,
59aa0a1e58SJeff Roberson 			     void (*callback)(int status,
60aa0a1e58SJeff Roberson 					      struct ib_sa_mcmember_rec *resp,
61aa0a1e58SJeff Roberson 					      void *context),
62aa0a1e58SJeff Roberson 			     void *context,
63aa0a1e58SJeff Roberson 			     struct ib_sa_query **sa_query);
64aa0a1e58SJeff Roberson 
65aa0a1e58SJeff Roberson int mcast_init(void);
66aa0a1e58SJeff Roberson void mcast_cleanup(void);
67aa0a1e58SJeff Roberson 
68aa0a1e58SJeff Roberson #endif /* SA_H */
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