/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#include <sun_sas.h>
/*
* Retrieves the attributes for a specified port of an adapter
*/
HBA_STATUS
Sun_sasGetAdapterPortAttributes(HBA_HANDLE handle,
HBA_UINT32 port, PSMHBA_PORTATTRIBUTES attributes) {
const char ROUTINE[] = "Sun_sasGetAdapterPortAttributes";
HBA_STATUS status;
struct sun_sas_hba *hba_ptr;
struct sun_sas_port *hba_port_ptr;
int index;
/* Validate the arguments */
if ((attributes == NULL) ||
(attributes->PortSpecificAttribute.SASPort == NULL)) {
log(LOG_DEBUG, ROUTINE, "NULL attributes");
return (HBA_STATUS_ERROR_ARG);
}
lock(&all_hbas_lock);
index = RetrieveIndex(handle);
lock(&open_handles_lock);
hba_ptr = RetrieveHandle(index);
if (hba_ptr == NULL) {
log(LOG_DEBUG, ROUTINE, "Invalid handle %08lx", handle);
unlock(&open_handles_lock);
unlock(&all_hbas_lock);
return (HBA_STATUS_ERROR_INVALID_HANDLE);
}
/* Check for stale data */
status = verifyAdapter(hba_ptr);
if (status != HBA_STATUS_OK) {
log(LOG_DEBUG, ROUTINE, "Verify Adapter failed");
unlock(&open_handles_lock);
unlock(&all_hbas_lock);
return (status);
}
if (hba_ptr->first_port == NULL) {
/* This is probably an internal failure of the library */
if (hba_ptr->device_path) {
log(LOG_DEBUG, ROUTINE,
"Internal failure: Adapter %s contains no port data",
hba_ptr->device_path);
} else {
log(LOG_DEBUG, ROUTINE,
"Internal failure: Adapter at index %d contains no port "
"data", hba_ptr->index);
}
unlock(&open_handles_lock);
unlock(&all_hbas_lock);
return (HBA_STATUS_ERROR);
}
for (hba_port_ptr = hba_ptr->first_port;
hba_port_ptr != NULL; hba_port_ptr = hba_port_ptr->next) {
if (hba_port_ptr->index == port) {
break;
}
}
if (hba_port_ptr == NULL || hba_port_ptr->index != port) {
log(LOG_DEBUG, ROUTINE,
"Invalid port index %d for handle %08lx.",
port, handle);
unlock(&open_handles_lock);
unlock(&all_hbas_lock);
return (HBA_STATUS_ERROR_ILLEGAL_INDEX);
}
attributes->PortType = hba_port_ptr->port_attributes.PortType;
attributes->PortState = hba_port_ptr->port_attributes.PortState;
(void) strlcpy(attributes->OSDeviceName,
hba_port_ptr->port_attributes.OSDeviceName,
sizeof (attributes->OSDeviceName));
(void) memcpy(attributes->PortSpecificAttribute.SASPort,
hba_port_ptr->port_attributes.PortSpecificAttribute.SASPort,
sizeof (struct SMHBA_SAS_Port));
unlock(&open_handles_lock);
unlock(&all_hbas_lock);
return (HBA_STATUS_OK);
}