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 /* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #include <sun_sas.h> 28 29 /* 30 * Retrieves the statistics for a specified port on an adapter 31 */ 32 HBA_STATUS Sun_sasGetSASPhyAttributes(HBA_HANDLE handle, 33 HBA_UINT32 port, HBA_UINT32 phy, SMHBA_SAS_PHY *pAttributes) 34 { 35 const char ROUTINE[] = "Sun_sasGetSASPhyAttributes"; 36 HBA_STATUS status = HBA_STATUS_OK; 37 struct sun_sas_hba *hba_ptr; 38 struct sun_sas_port *hba_port_ptr; 39 struct phy_info *phy_ptr; 40 41 /* Validate the arguments */ 42 if (pAttributes == NULL) { 43 log(LOG_DEBUG, ROUTINE, "NULL response buffer"); 44 return (HBA_STATUS_ERROR_ARG); 45 } 46 lock(&all_hbas_lock); 47 48 if ((hba_ptr = Retrieve_Sun_sasHandle(handle)) == NULL) { 49 log(LOG_DEBUG, ROUTINE, "Invalid handle %08lx", handle); 50 unlock(&all_hbas_lock); 51 return (HBA_STATUS_ERROR_INVALID_HANDLE); 52 } 53 54 /* Check for stale data */ 55 status = verifyAdapter(hba_ptr); 56 if (status != HBA_STATUS_OK) { 57 log(LOG_DEBUG, ROUTINE, "Verify adapter failed"); 58 unlock(&all_hbas_lock); 59 return (status); 60 } 61 62 for (hba_port_ptr = hba_ptr->first_port; 63 hba_port_ptr != NULL; 64 hba_port_ptr = hba_port_ptr->next) { 65 if (hba_port_ptr->index == port) { 66 break; 67 } 68 } 69 70 if (hba_port_ptr == NULL) { 71 log(LOG_DEBUG, ROUTINE, "Invalid port index"); 72 unlock(&all_hbas_lock); 73 return (HBA_STATUS_ERROR_ILLEGAL_INDEX); 74 } 75 76 /* match phy index. */ 77 if (phy >= hba_port_ptr->port_attributes.PortSpecificAttribute. 78 SASPort->NumberofPhys) { 79 log(LOG_DEBUG, ROUTINE, "Invalid phy index %d", phy); 80 unlock(&all_hbas_lock); 81 return (HBA_STATUS_ERROR_ILLEGAL_INDEX); 82 } else { 83 for (phy_ptr = hba_port_ptr->first_phy; phy_ptr != NULL; 84 phy_ptr = phy_ptr->next) { 85 if (phy == phy_ptr->index) { 86 (void) memset(pAttributes, 0, 87 sizeof (SMHBA_SAS_PHY)); 88 (void) memcpy(pAttributes, &phy_ptr->phy, 89 sizeof (SMHBA_SAS_PHY)); 90 unlock(&all_hbas_lock); 91 return (HBA_STATUS_OK); 92 } 93 } 94 } 95 96 unlock(&all_hbas_lock); 97 log(LOG_DEBUG, ROUTINE, "Illegal phy index %d", phy); 98 return (HBA_STATUS_ERROR_ILLEGAL_INDEX); 99 } 100