xref: /titanic_51/usr/src/lib/sun_sas/common/Sun_sasGetAdapterAttributes.c (revision 9e86db79b7d1bbc5f2f04e99954cbd5eae0e22bb)
1*9e86db79SHyon Kim /*
2*9e86db79SHyon Kim  * CDDL HEADER START
3*9e86db79SHyon Kim  *
4*9e86db79SHyon Kim  * The contents of this file are subject to the terms of the
5*9e86db79SHyon Kim  * Common Development and Distribution License (the "License").
6*9e86db79SHyon Kim  * You may not use this file except in compliance with the License.
7*9e86db79SHyon Kim  *
8*9e86db79SHyon Kim  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*9e86db79SHyon Kim  * or http://www.opensolaris.org/os/licensing.
10*9e86db79SHyon Kim  * See the License for the specific language governing permissions
11*9e86db79SHyon Kim  * and limitations under the License.
12*9e86db79SHyon Kim  *
13*9e86db79SHyon Kim  * When distributing Covered Code, include this CDDL HEADER in each
14*9e86db79SHyon Kim  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*9e86db79SHyon Kim  * If applicable, add the following below this CDDL HEADER, with the
16*9e86db79SHyon Kim  * fields enclosed by brackets "[]" replaced with your own identifying
17*9e86db79SHyon Kim  * information: Portions Copyright [yyyy] [name of copyright owner]
18*9e86db79SHyon Kim  *
19*9e86db79SHyon Kim  * CDDL HEADER END
20*9e86db79SHyon Kim  */
21*9e86db79SHyon Kim 
22*9e86db79SHyon Kim /*
23*9e86db79SHyon Kim  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24*9e86db79SHyon Kim  * Use is subject to license terms.
25*9e86db79SHyon Kim  */
26*9e86db79SHyon Kim 
27*9e86db79SHyon Kim #include    <sun_sas.h>
28*9e86db79SHyon Kim /*
29*9e86db79SHyon Kim  * Retrieves the attribues for an adapter
30*9e86db79SHyon Kim  */
31*9e86db79SHyon Kim HBA_STATUS
32*9e86db79SHyon Kim Sun_sasGetAdapterAttributes(HBA_HANDLE handle,
33*9e86db79SHyon Kim 	    PSMHBA_ADAPTERATTRIBUTES attributes) {
34*9e86db79SHyon Kim 	const char		ROUTINE[] = "Sun_sasGetAdapterAttributes";
35*9e86db79SHyon Kim 	struct sun_sas_hba 	*hba_ptr;
36*9e86db79SHyon Kim 	int 			index = 0;
37*9e86db79SHyon Kim 
38*9e86db79SHyon Kim 	if (attributes == NULL) {
39*9e86db79SHyon Kim 	    log(LOG_DEBUG, ROUTINE, "NULL attributes pointer");
40*9e86db79SHyon Kim 	    return (HBA_STATUS_ERROR_ARG);
41*9e86db79SHyon Kim 	}
42*9e86db79SHyon Kim 
43*9e86db79SHyon Kim 	lock(&all_hbas_lock);
44*9e86db79SHyon Kim 	index = RetrieveIndex(handle);
45*9e86db79SHyon Kim 	lock(&open_handles_lock);
46*9e86db79SHyon Kim 	hba_ptr = RetrieveHandle(index);
47*9e86db79SHyon Kim 	if (hba_ptr == NULL) {
48*9e86db79SHyon Kim 	    log(LOG_DEBUG, ROUTINE,
49*9e86db79SHyon Kim 		"Invalid handle %08lx", handle);
50*9e86db79SHyon Kim 	    unlock(&open_handles_lock);
51*9e86db79SHyon Kim 	    unlock(&all_hbas_lock);
52*9e86db79SHyon Kim 	    return (HBA_STATUS_ERROR_INVALID_HANDLE);
53*9e86db79SHyon Kim 	}
54*9e86db79SHyon Kim 
55*9e86db79SHyon Kim 	(void) memcpy(attributes, &hba_ptr->adapter_attributes,
56*9e86db79SHyon Kim 	    sizeof (SMHBA_ADAPTERATTRIBUTES));
57*9e86db79SHyon Kim 
58*9e86db79SHyon Kim 	unlock(&open_handles_lock);
59*9e86db79SHyon Kim 	unlock(&all_hbas_lock);
60*9e86db79SHyon Kim 
61*9e86db79SHyon Kim 	return (HBA_STATUS_OK);
62*9e86db79SHyon Kim }
63