xref: /illumos-gate/usr/src/uts/common/io/ib/ibtl/ibtl_wr.c (revision d48be21240dfd051b689384ce2b23479d757f2d8)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #include <sys/ib/ibtl/impl/ibtl.h>
28 
29 /*
30  * ibtl_wr.c
31  *	These routines simply pass the request to the proper HCA.
32  */
33 
34 /*
35  * Globals
36  */
37 static char ibtf_wr[] = "ibtl_wr";
38 
39 /*
40  * Function:
41  *	ibt_post_send
42  * Input:
43  *	chan	- QP.
44  *	wr_list	- Address of array[size] of work requests.
45  *	size	- Number of work requests.
46  * Output:
47  *	posted	- Address to return the number of work requests
48  *		  successfully posted.  May be NULL.
49  * Description:
50  *	Post one or more send work requests to the channel.
51  */
52 
53 ibt_status_t
54 ibt_post_send(ibt_channel_hdl_t chan, ibt_send_wr_t *wr_list, uint_t size,
55     uint_t *posted)
56 {
57 	IBTF_DPRINTF_L4(ibtf_wr, "ibt_post_send(%p, %p, %d)",
58 	    chan, wr_list, size);
59 
60 	return (IBTL_CHAN2CIHCAOPS_P(chan)->ibc_post_send(IBTL_CHAN2CIHCA(chan),
61 	    chan->ch_qp.qp_ibc_qp_hdl, wr_list, size, posted));
62 }
63 
64 /*
65  * Function:
66  *	ibt_post_recv
67  * Input:
68  *	chan	- QP.
69  *	wr_list	- Address of array[size] of work requests.
70  *	size	- Number of work requests.
71  * Output:
72  *	posted	- Address to return the number of work requests
73  *		  successfully posted.  May be NULL.
74  * Description:
75  *	Post one or more receive work requests to the channel.
76  */
77 
78 ibt_status_t
79 ibt_post_recv(ibt_channel_hdl_t chan, ibt_recv_wr_t *wr_list, uint_t size,
80     uint_t *posted)
81 {
82 	IBTF_DPRINTF_L4(ibtf_wr, "ibt_post_recv(%p, %p, %d)",
83 	    chan, wr_list, size);
84 
85 	return (IBTL_CHAN2CIHCAOPS_P(chan)->ibc_post_recv(IBTL_CHAN2CIHCA(chan),
86 	    chan->ch_qp.qp_ibc_qp_hdl, wr_list, size, posted));
87 }
88