/*
* 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 statistics for a specified port on an adapter
*/
HBA_STATUS Sun_sasGetSASPhyAttributes(HBA_HANDLE handle,
HBA_UINT32 port, HBA_UINT32 phy, SMHBA_SAS_PHY *pAttributes)
{
const char ROUTINE[] = "Sun_sasGetSASPhyAttributes";
HBA_STATUS status = HBA_STATUS_OK;
struct sun_sas_hba *hba_ptr;
struct sun_sas_port *hba_port_ptr;
struct phy_info *phy_ptr;
/* Validate the arguments */
if (pAttributes == NULL) {
log(LOG_DEBUG, ROUTINE, "NULL response buffer");
return (HBA_STATUS_ERROR_ARG);
}
lock(&all_hbas_lock);
if ((hba_ptr = Retrieve_Sun_sasHandle(handle)) == NULL) {
log(LOG_DEBUG, ROUTINE, "Invalid handle %08lx", handle);
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(&all_hbas_lock);
return (status);
}
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) {
log(LOG_DEBUG, ROUTINE, "Invalid port index");
unlock(&all_hbas_lock);
return (HBA_STATUS_ERROR_ILLEGAL_INDEX);
}
/* match phy index. */
if (phy >= hba_port_ptr->port_attributes.PortSpecificAttribute.
SASPort->NumberofPhys) {
log(LOG_DEBUG, ROUTINE, "Invalid phy index %d", phy);
unlock(&all_hbas_lock);
return (HBA_STATUS_ERROR_ILLEGAL_INDEX);
} else {
for (phy_ptr = hba_port_ptr->first_phy; phy_ptr != NULL;
phy_ptr = phy_ptr->next) {
if (phy == phy_ptr->index) {
(void) memset(pAttributes, 0,
sizeof (SMHBA_SAS_PHY));
(void) memcpy(pAttributes, &phy_ptr->phy,
sizeof (SMHBA_SAS_PHY));
unlock(&all_hbas_lock);
return (HBA_STATUS_OK);
}
}
}
unlock(&all_hbas_lock);
log(LOG_DEBUG, ROUTINE, "Illegal phy index %d", phy);
return (HBA_STATUS_ERROR_ILLEGAL_INDEX);
}