linux/include/scsi/sas_ata.h
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   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
  33static inline int dev_is_sata(struct domain_device *dev)
  34{
  35        return dev->dev_type == SATA_DEV || dev->dev_type == SATA_PM ||
  36               dev->dev_type == SATA_PM_PORT || dev->dev_type == SATA_PENDING;
  37}
  38
  39int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy);
  40int sas_ata_init(struct domain_device *dev);
  41void sas_ata_task_abort(struct sas_task *task);
  42void sas_ata_strategy_handler(struct Scsi_Host *shost);
  43void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
  44                struct list_head *done_q);
  45void sas_ata_schedule_reset(struct domain_device *dev);
  46void sas_ata_wait_eh(struct domain_device *dev);
  47void sas_probe_sata(struct asd_sas_port *port);
  48void sas_ata_end_eh(struct ata_port *ap);
  49#else
  50
  51
  52static inline int dev_is_sata(struct domain_device *dev)
  53{
  54        return 0;
  55}
  56static inline int sas_ata_init(struct domain_device *dev)
  57{
  58        return 0;
  59}
  60static inline void sas_ata_task_abort(struct sas_task *task)
  61{
  62}
  63
  64static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
  65{
  66}
  67
  68static inline void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
  69                              struct list_head *done_q)
  70{
  71}
  72
  73static inline void sas_ata_schedule_reset(struct domain_device *dev)
  74{
  75}
  76
  77static inline void sas_ata_wait_eh(struct domain_device *dev)
  78{
  79}
  80
  81static inline void sas_probe_sata(struct asd_sas_port *port)
  82{
  83}
  84
  85static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
  86{
  87        return 0;
  88}
  89
  90static inline void sas_ata_end_eh(struct ata_port *ap)
  91{
  92}
  93#endif
  94
  95#endif /* _SAS_ATA_H_ */
  96
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