sas_ata.h 2.2 KB

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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. #ifndef _SAS_ATA_H_
  25. #define _SAS_ATA_H_
  26. #include <linux/libata.h>
  27. #include <scsi/libsas.h>
  28. #ifdef CONFIG_SCSI_SAS_ATA
  29. static inline int dev_is_sata(struct domain_device *dev)
  30. {
  31. return (dev->rphy->identify.target_port_protocols & SAS_PROTOCOL_SATA);
  32. }
  33. int sas_ata_init_host_and_port(struct domain_device *found_dev,
  34. struct scsi_target *starget);
  35. void sas_ata_task_abort(struct sas_task *task);
  36. void sas_ata_strategy_handler(struct Scsi_Host *shost);
  37. int sas_ata_timed_out(struct scsi_cmnd *cmd, struct sas_task *task,
  38. enum blk_eh_timer_return *rtn);
  39. int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
  40. struct list_head *done_q);
  41. #else
  42. static inline int dev_is_sata(struct domain_device *dev)
  43. {
  44. return 0;
  45. }
  46. static inline int sas_ata_init_host_and_port(struct domain_device *found_dev,
  47. struct scsi_target *starget)
  48. {
  49. return 0;
  50. }
  51. static inline void sas_ata_task_abort(struct sas_task *task)
  52. {
  53. }
  54. static inline void sas_ata_strategy_handler(struct Scsi_Host *shost)
  55. {
  56. }
  57. static inline int sas_ata_timed_out(struct scsi_cmnd *cmd,
  58. struct sas_task *task,
  59. enum blk_eh_timer_return *rtn)
  60. {
  61. return 0;
  62. }
  63. static inline int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
  64. struct list_head *done_q)
  65. {
  66. return 0;
  67. }
  68. #endif
  69. #endif /* _SAS_ATA_H_ */