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->rphy->identify.target_port_protocols & SAS_PROTOCOL_SATA); 36 } 37 38 int sas_ata_init_host_and_port(struct domain_device *found_dev, 39 struct scsi_target *starget); 40 41 void sas_ata_task_abort(struct sas_task *task); 42 void sas_ata_strategy_handler(struct Scsi_Host *shost); 43 int sas_ata_timed_out(struct scsi_cmnd *cmd, struct sas_task *task, 44 enum blk_eh_timer_return *rtn); 45 int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, 46 struct list_head *done_q); 47 48 #else 49 50 51 static inline int dev_is_sata(struct domain_device *dev) 52 { 53 return 0; 54 } 55 static inline int sas_ata_init_host_and_port(struct domain_device *found_dev, 56 struct scsi_target *starget) 57 { 58 return 0; 59 } 60 static inline void sas_ata_task_abort(struct sas_task *task) 61 { 62 } 63 64 static inline void sas_ata_strategy_handler(struct Scsi_Host *shost) 65 { 66 } 67 68 static inline int sas_ata_timed_out(struct scsi_cmnd *cmd, 69 struct sas_task *task, 70 enum blk_eh_timer_return *rtn) 71 { 72 return 0; 73 } 74 static inline int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, 75 struct list_head *done_q) 76 { 77 return 0; 78 } 79 80 #endif 81 82 #endif /* _SAS_ATA_H_ */ 83