xref: /illumos-gate/usr/src/uts/common/io/ib/ibtl/ibtl_wr.c (revision 438b5f69eb4f998015cc0835f19f2f80663f2f53)
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 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/ib/ibtl/impl/ibtl.h>
30 
31 /*
32  * ibtl_wr.c
33  *	These routines simply pass the request to the proper HCA.
34  */
35 
36 /*
37  * Globals
38  */
39 static char ibtf_wr[] = "ibtl_wr";
40 
41 /*
42  * Function:
43  *	ibt_post_send
44  * Input:
45  *	chan	- QP.
46  *	wr_list	- Address of array[size] of work requests.
47  *	size	- Number of work requests.
48  * Output:
49  *	posted	- Address to return the number of work requests
50  *		  successfully posted.  May be NULL.
51  * Description:
52  *	Post one or more send work requests to the channel.
53  */
54 
55 ibt_status_t
56 ibt_post_send(ibt_channel_hdl_t chan, ibt_send_wr_t *wr_list, uint_t size,
57     uint_t *posted)
58 {
59 	IBTF_DPRINTF_L4(ibtf_wr, "ibt_post_send(%p, %p, %d)",
60 	    chan, wr_list, size);
61 
62 	return (IBTL_CHAN2CIHCAOPS_P(chan)->ibc_post_send(IBTL_CHAN2CIHCA(chan),
63 	    chan->ch_qp.qp_ibc_qp_hdl, wr_list, size, posted));
64 }
65 
66 /*
67  * Function:
68  *	ibt_post_recv
69  * Input:
70  *	chan	- QP.
71  *	wr_list	- Address of array[size] of work requests.
72  *	size	- Number of work requests.
73  * Output:
74  *	posted	- Address to return the number of work requests
75  *		  successfully posted.  May be NULL.
76  * Description:
77  *	Post one or more receive work requests to the channel.
78  */
79 
80 ibt_status_t
81 ibt_post_recv(ibt_channel_hdl_t chan, ibt_recv_wr_t *wr_list, uint_t size,
82     uint_t *posted)
83 {
84 	IBTF_DPRINTF_L4(ibtf_wr, "ibt_post_recv(%p, %p, %d)",
85 	    chan, wr_list, size);
86 
87 	return (IBTL_CHAN2CIHCAOPS_P(chan)->ibc_post_recv(IBTL_CHAN2CIHCA(chan),
88 	    chan->ch_qp.qp_ibc_qp_hdl, wr_list, size, posted));
89 }
90