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 (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved.
24 */
25
26/*
27 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
28 * Use is subject to license terms.
29 */
30
31/*
32 *
33 * MODULE: dapl_evd_enable.c
34 *
35 * PURPOSE: EVENT management
36 *
37 * Description: Interfaces in this file are completely defined in
38 *              the uDAPL 1.1 API, Chapter 6, section 3
39 *
40 * $Id: dapl_evd_enable.c,v 1.9 2003/08/06 16:18:29 sjs2 Exp $
41 */
42
43#include "dapl.h"
44#include "dapl_adapter_util.h"
45
46/*
47 * dapl_evd_enable
48 *
49 * DAPL Requirements Version xxx, 6.3.2.5
50 *
51 * Modify the size fo the event queue of an Event Dispatcher
52 *
53 * Input:
54 * 	evd_handle
55 *
56 * Output:
57 * 	none
58 *
59 * Returns:
60 * 	DAT_SUCCESS
61 * 	DAT_INVALID_HANDLE
62 */
63
64DAT_RETURN
65dapl_evd_enable(
66	IN	DAT_EVD_HANDLE	   evd_handle)
67{
68	DAPL_EVD		*evd_ptr;
69	DAT_RETURN		dat_status;
70
71	evd_ptr = (DAPL_EVD *)evd_handle;
72	dat_status = DAT_SUCCESS;
73
74	if (DAPL_BAD_HANDLE(evd_handle, DAPL_MAGIC_EVD)) {
75		dat_status = DAT_ERROR(DAT_INVALID_HANDLE, 0);
76		goto bail;
77	}
78
79	evd_ptr->evd_enabled = DAT_TRUE;
80
81	/* We need to enable the callback handler if there is a CNO.  */
82	if (evd_ptr->cno_ptr != NULL &&
83	    evd_ptr->ib_cq_handle != IB_INVALID_HANDLE) {
84		dat_status = DAPL_NOTIFY(evd_ptr)(
85		    evd_ptr->ib_cq_handle, IB_NOTIFY_ON_NEXT_COMP, 0);
86
87		/* FIXME report error */
88		dapl_os_assert(dat_status == DAT_SUCCESS);
89	}
90
91bail:
92	return (dat_status);
93}
94