1 /* 2 * Support for SATA devices on Serial Attached SCSI (SAS) controllers 3 * 4 * Copyright (C) 2006 IBM Corporation 5 * 6 * Written by: Darrick J. Wong <djwong@us.ibm.com>, IBM Corporation 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of the 11 * License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 21 * USA 22 * 23 */ 24 25 #ifndef _SAS_ATA_H_ 26 #define _SAS_ATA_H_ 27 28 #include <linux/libata.h> 29 #include <scsi/libsas.h> 30 31 #ifdef CONFIG_SCSI_SAS_ATA 32 33 static inline int dev_is_sata(struct domain_device *dev) 34 { 35 return dev->dev_type == SAS_SATA_DEV || dev->dev_type == SAS_SATA_PM || 36 dev->dev_type == SAS_SATA_PM_PORT || dev->dev_type == SAS_SATA_PENDING; 37 } 38 39 int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy); 40 int sas_ata_init(struct domain_device *dev); 41 void sas_ata_task_abort(struct sas_task *task); 42 void sas_ata_strategy_handler(struct Scsi_Host *shost); 43 void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, 44 struct list_head *done_q); 45 void sas_ata_schedule_reset(struct domain_device *dev); 46 void sas_ata_wait_eh(struct domain_device *dev); 47 void sas_probe_sata(struct asd_sas_port *port); 48 void sas_suspend_sata(struct asd_sas_port *port); 49 void sas_resume_sata(struct asd_sas_port *port); 50 void sas_ata_end_eh(struct ata_port *ap); 51 #else 52 53 54 static inline int dev_is_sata(struct domain_device *dev) 55 { 56 return 0; 57 } 58 static inline int sas_ata_init(struct domain_device *dev) 59 { 60 return 0; 61 } 62 static inline void sas_ata_task_abort(struct sas_task *task) 63 { 64 } 65 66 static inline void sas_ata_strategy_handler(struct Scsi_Host *shost) 67 { 68 } 69 70 static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, 71 struct list_head *done_q) 72 { 73 } 74 75 static inline void sas_ata_schedule_reset(struct domain_device *dev) 76 { 77 } 78 79 static inline void sas_ata_wait_eh(struct domain_device *dev) 80 { 81 } 82 83 static inline void sas_probe_sata(struct asd_sas_port *port) 84 { 85 } 86 87 static inline void sas_suspend_sata(struct asd_sas_port *port) 88 { 89 } 90 91 static inline void sas_resume_sata(struct asd_sas_port *port) 92 { 93 } 94 95 static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy) 96 { 97 return 0; 98 } 99 100 static inline void sas_ata_end_eh(struct ata_port *ap) 101 { 102 } 103 #endif 104 105 #endif /* _SAS_ATA_H_ */ 106