xref: /freebsd/sys/ofed/drivers/infiniband/core/ib_uverbs_marshall.c (revision 685dc743dc3b5645e34836464128e1c0558b404b)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3  *
4  * Copyright (c) 2005 Intel Corporation.  All rights reserved.
5  *
6  * This software is available to you under a choice of one of two
7  * licenses.  You may choose to be licensed under the terms of the GNU
8  * General Public License (GPL) Version 2, available from the file
9  * COPYING in the main directory of this source tree, or the
10  * OpenIB.org BSD license below:
11  *
12  *     Redistribution and use in source and binary forms, with or
13  *     without modification, are permitted provided that the following
14  *     conditions are met:
15  *
16  *      - Redistributions of source code must retain the above
17  *        copyright notice, this list of conditions and the following
18  *        disclaimer.
19  *
20  *      - Redistributions in binary form must reproduce the above
21  *        copyright notice, this list of conditions and the following
22  *        disclaimer in the documentation and/or other materials
23  *        provided with the distribution.
24  *
25  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32  * SOFTWARE.
33  */
34 
35 #include <sys/cdefs.h>
36 #include <rdma/ib_marshall.h>
37 
ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr * dst,struct ib_ah_attr * src)38 void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst,
39 			     struct ib_ah_attr *src)
40 {
41 	memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof src->grh.dgid);
42 	dst->grh.flow_label        = src->grh.flow_label;
43 	dst->grh.sgid_index        = src->grh.sgid_index;
44 	dst->grh.hop_limit         = src->grh.hop_limit;
45 	dst->grh.traffic_class     = src->grh.traffic_class;
46 	memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved));
47 	dst->dlid 	    	   = src->dlid;
48 	dst->sl   	    	   = src->sl;
49 	dst->src_path_bits 	   = src->src_path_bits;
50 	dst->static_rate   	   = src->static_rate;
51 	dst->is_global             = src->ah_flags & IB_AH_GRH ? 1 : 0;
52 	dst->port_num 	    	   = src->port_num;
53 	dst->reserved 		   = 0;
54 }
55 EXPORT_SYMBOL(ib_copy_ah_attr_to_user);
56 
ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr * dst,struct ib_qp_attr * src)57 void ib_copy_qp_attr_to_user(struct ib_uverbs_qp_attr *dst,
58 			     struct ib_qp_attr *src)
59 {
60 	dst->qp_state	        = src->qp_state;
61 	dst->cur_qp_state	= src->cur_qp_state;
62 	dst->path_mtu		= src->path_mtu;
63 	dst->path_mig_state	= src->path_mig_state;
64 	dst->qkey		= src->qkey;
65 	dst->rq_psn		= src->rq_psn;
66 	dst->sq_psn		= src->sq_psn;
67 	dst->dest_qp_num	= src->dest_qp_num;
68 	dst->qp_access_flags	= src->qp_access_flags;
69 
70 	dst->max_send_wr	= src->cap.max_send_wr;
71 	dst->max_recv_wr	= src->cap.max_recv_wr;
72 	dst->max_send_sge	= src->cap.max_send_sge;
73 	dst->max_recv_sge	= src->cap.max_recv_sge;
74 	dst->max_inline_data	= src->cap.max_inline_data;
75 
76 	ib_copy_ah_attr_to_user(&dst->ah_attr, &src->ah_attr);
77 	ib_copy_ah_attr_to_user(&dst->alt_ah_attr, &src->alt_ah_attr);
78 
79 	dst->pkey_index		= src->pkey_index;
80 	dst->alt_pkey_index	= src->alt_pkey_index;
81 	dst->en_sqd_async_notify = src->en_sqd_async_notify;
82 	dst->sq_draining	= src->sq_draining;
83 	dst->max_rd_atomic	= src->max_rd_atomic;
84 	dst->max_dest_rd_atomic	= src->max_dest_rd_atomic;
85 	dst->min_rnr_timer	= src->min_rnr_timer;
86 	dst->port_num		= src->port_num;
87 	dst->timeout		= src->timeout;
88 	dst->retry_cnt		= src->retry_cnt;
89 	dst->rnr_retry		= src->rnr_retry;
90 	dst->alt_port_num	= src->alt_port_num;
91 	dst->alt_timeout	= src->alt_timeout;
92 	memset(dst->reserved, 0, sizeof(dst->reserved));
93 }
94 EXPORT_SYMBOL(ib_copy_qp_attr_to_user);
95 
ib_copy_path_rec_to_user(struct ib_user_path_rec * dst,struct ib_sa_path_rec * src)96 void ib_copy_path_rec_to_user(struct ib_user_path_rec *dst,
97 			      struct ib_sa_path_rec *src)
98 {
99 	memcpy(dst->dgid, src->dgid.raw, sizeof src->dgid);
100 	memcpy(dst->sgid, src->sgid.raw, sizeof src->sgid);
101 
102 	dst->dlid		= src->dlid;
103 	dst->slid		= src->slid;
104 	dst->raw_traffic	= src->raw_traffic;
105 	dst->flow_label		= src->flow_label;
106 	dst->hop_limit		= src->hop_limit;
107 	dst->traffic_class	= src->traffic_class;
108 	dst->reversible		= src->reversible;
109 	dst->numb_path		= src->numb_path;
110 	dst->pkey		= src->pkey;
111 	dst->sl			= src->sl;
112 	dst->mtu_selector	= src->mtu_selector;
113 	dst->mtu		= src->mtu;
114 	dst->rate_selector	= src->rate_selector;
115 	dst->rate		= src->rate;
116 	dst->packet_life_time	= src->packet_life_time;
117 	dst->preference		= src->preference;
118 	dst->packet_life_time_selector = src->packet_life_time_selector;
119 }
120 EXPORT_SYMBOL(ib_copy_path_rec_to_user);
121 
ib_copy_path_rec_from_user(struct ib_sa_path_rec * dst,struct ib_user_path_rec * src)122 void ib_copy_path_rec_from_user(struct ib_sa_path_rec *dst,
123 				struct ib_user_path_rec *src)
124 {
125 	memcpy(dst->dgid.raw, src->dgid, sizeof dst->dgid);
126 	memcpy(dst->sgid.raw, src->sgid, sizeof dst->sgid);
127 
128 	dst->dlid		= src->dlid;
129 	dst->slid		= src->slid;
130 	dst->raw_traffic	= src->raw_traffic;
131 	dst->flow_label		= src->flow_label;
132 	dst->hop_limit		= src->hop_limit;
133 	dst->traffic_class	= src->traffic_class;
134 	dst->reversible		= src->reversible;
135 	dst->numb_path		= src->numb_path;
136 	dst->pkey		= src->pkey;
137 	dst->sl			= src->sl;
138 	dst->mtu_selector	= src->mtu_selector;
139 	dst->mtu		= src->mtu;
140 	dst->rate_selector	= src->rate_selector;
141 	dst->rate		= src->rate;
142 	dst->packet_life_time	= src->packet_life_time;
143 	dst->preference		= src->preference;
144 	dst->packet_life_time_selector = src->packet_life_time_selector;
145 
146 	memset(dst->dmac, 0, sizeof(dst->dmac));
147 	dst->net = TD_TO_VNET(curthread);
148 	dst->ifindex = 0;
149 	dst->gid_type = IB_GID_TYPE_IB;
150 }
151 EXPORT_SYMBOL(ib_copy_path_rec_from_user);
152