| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 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_ */ |