1 /*
2 * Copyright (c) 2017 Intel Corporation, Inc. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33 #include <stdlib.h>
34 #include <string.h>
35
36 #include <ofi_enosys.h>
37 #include <ofi_util.h>
38
ofi_pep_bind_eq(struct util_pep * pep,struct util_eq * eq,uint64_t flags)39 int ofi_pep_bind_eq(struct util_pep *pep, struct util_eq *eq, uint64_t flags)
40 {
41 if (flags) {
42 FI_WARN(pep->fabric->prov, FI_LOG_EP_CTRL, "Invalid flags\n");
43 return -FI_EINVAL;
44 }
45
46 if (pep->fabric != eq->fabric) {
47 FI_WARN(pep->fabric->prov, FI_LOG_EP_CTRL,
48 "Cannot bind Passive EP and EQ on different fabrics\n");
49 return -FI_EINVAL;
50 }
51
52 pep->eq = eq;
53 ofi_atomic_inc32(&pep->eq->ref);
54 return 0;
55 }
56
ofi_pep_init(struct fid_fabric * fabric,struct fi_info * info,struct util_pep * pep,void * context)57 int ofi_pep_init(struct fid_fabric *fabric, struct fi_info *info,
58 struct util_pep *pep, void *context)
59 {
60 pep->pep_fid.fid.fclass = FI_CLASS_PEP;
61 pep->fabric = container_of(fabric, struct util_fabric, fabric_fid);
62 pep->pep_fid.fid.context = context;
63
64 return 0;
65 }
66
ofi_pep_close(struct util_pep * pep)67 int ofi_pep_close(struct util_pep *pep)
68 {
69 if (pep->eq)
70 ofi_atomic_dec32(&pep->eq->ref);
71
72 return 0;
73 }
74