diff options
| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2011-06-23 17:09:02 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-07-03 04:04:51 -0700 |
| commit | 9274f45ea551421cd3bf329de9dd8d1e6208285a (patch) | |
| tree | 25e21494d3c74a5b2965485f2d76c541d49cc68b /drivers/scsi/isci/request.h | |
| parent | 4cffe13e0dfd00f90c86b0153c751dab61a1bf1d (diff) | |
isci: Terminate dev requests on FIS err bit rx in NCQ
When the remote device transitions to a not-ready state because of
an NCQ error condition, all outstanding requests to that device
are terminated and completed to libsas on the normal path. The
device then waits for a READ LOG EXT command to issue on the task
management path.
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/request.h')
| -rw-r--r-- | drivers/scsi/isci/request.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/isci/request.h b/drivers/scsi/isci/request.h index 7c8b59a7c02c..9130f22a63b8 100644 --- a/drivers/scsi/isci/request.h +++ b/drivers/scsi/isci/request.h @@ -687,4 +687,13 @@ scic_task_request_construct_sata(struct scic_sds_request *sci_req); void scic_stp_io_request_set_ncq_tag(struct scic_sds_request *sci_req, u16 ncq_tag); void scic_sds_smp_request_copy_response(struct scic_sds_request *sci_req); + +static inline int isci_task_is_ncq_recovery(struct sas_task *task) +{ + return (sas_protocol_ata(task->task_proto) && + task->ata_task.fis.command == ATA_CMD_READ_LOG_EXT && + task->ata_task.fis.lbal == ATA_LOG_SATA_NCQ); + +} + #endif /* !defined(_ISCI_REQUEST_H_) */ |