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 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
23 * Use is subject to license terms.
24 */
25
26#include <syslog.h>
27#include <errno.h>
28#include <unistd.h>
29#include <stropts.h>
30
31#include "mp_utils.h"
32
33
34/*
35 *	Called by the common layer to request to disable a path
36 */
37
38MP_STATUS
39MP_DisablePath(MP_OID oid)
40{
41	mp_iocdata_t mp_ioctl;
42
43	int ioctlStatus = 0;
44
45	MP_STATUS mpStatus = MP_STATUS_SUCCESS;
46
47
48
49	log(LOG_INFO, "MP_DisablePath()", " - enter");
50
51
52	log(LOG_INFO, "MP_DisablePath()",
53		"oid.objectSequenceNumber = %llx",
54		oid.objectSequenceNumber);
55
56	if (g_scsi_vhci_fd < 0) {
57		log(LOG_INFO, "MP_DisablePath()",
58		    "invalid driver file handle");
59		log(LOG_INFO, "MP_DisablePath()", " - error exit");
60		return (MP_STATUS_FAILED);
61	}
62
63	(void) memset(&mp_ioctl, 0, sizeof (mp_iocdata_t));
64
65	mp_ioctl.mp_cmd  = MP_DISABLE_PATH;
66	mp_ioctl.mp_ibuf = (caddr_t)&oid.objectSequenceNumber;
67	mp_ioctl.mp_ilen = sizeof (oid.objectSequenceNumber);
68	mp_ioctl.mp_xfer =  MP_XFER_WRITE;
69
70	log(LOG_INFO, "MP_DisablePath()",
71		"mp_ioctl.mp_cmd (MP_DISABLE_PATH) : %d",
72		mp_ioctl.mp_cmd);
73
74	ioctlStatus = ioctl(g_scsi_vhci_fd, MP_CMD, &mp_ioctl);
75
76	log(LOG_INFO, "MP_DisablePath()",
77		" IOCTL call returned: %d", ioctlStatus);
78
79	if (ioctlStatus < 0) {
80		ioctlStatus = errno;
81	}
82
83	if (ioctlStatus != 0) {
84		log(LOG_INFO, "MP_DisablePath()",
85		    "IOCTL call failed.  IOCTL error is: %d",
86			ioctlStatus);
87		log(LOG_INFO, "MP_DisablePath()",
88		    "IOCTL call failed.  IOCTL error is: %s",
89			strerror(ioctlStatus));
90		log(LOG_INFO, "MP_DisablePath()",
91		    "IOCTL call failed.  mp_ioctl.mp_errno: %x",
92			mp_ioctl.mp_errno);
93
94		if (ENOTSUP == ioctlStatus) {
95			mpStatus = MP_STATUS_UNSUPPORTED;
96		} else if (0 == mp_ioctl.mp_errno) {
97			mpStatus = MP_STATUS_FAILED;
98		} else {
99			mpStatus = getStatus4ErrorCode(mp_ioctl.mp_errno);
100		}
101
102		log(LOG_INFO, "MP_DisablePath()",
103			" - error exit");
104
105		return (mpStatus);
106	}
107
108
109	log(LOG_INFO, "MP_DisablePath()", " - exit");
110
111	return (MP_STATUS_SUCCESS);
112}
113