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
38 MP_STATUS
MP_DisablePath(MP_OID oid)39 MP_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