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| author | Piotr Sawicki <piotr.sawicki@intel.com> | 2011-02-25 13:07:38 -0800 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-07-03 03:55:29 -0700 |
| commit | 3ff0121a704172aa4bca9c4026b419ddfe1921c8 (patch) | |
| tree | b18c43ce359f9ee54a806d9b48fc883d5665edf2 | |
| parent | a8d4b9fe911c7d48f7a75c37eb1bfa3273547d97 (diff) | |
| download | op-kernel-dev-3ff0121a704172aa4bca9c4026b419ddfe1921c8.zip op-kernel-dev-3ff0121a704172aa4bca9c4026b419ddfe1921c8.tar.gz | |
isci: handle cases where a d2h fis is used report an ncq error
Observed that some devices return a d2h fis, treat like an sdb error fis.
Signed-off-by: Piotr Sawicki <piotr.sawicki@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
| -rw-r--r-- | drivers/scsi/isci/core/scic_sds_stp_remote_device.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/drivers/scsi/isci/core/scic_sds_stp_remote_device.c b/drivers/scsi/isci/core/scic_sds_stp_remote_device.c index 1d8d901..9a615f0 100644 --- a/drivers/scsi/isci/core/scic_sds_stp_remote_device.c +++ b/drivers/scsi/isci/core/scic_sds_stp_remote_device.c @@ -367,10 +367,27 @@ static enum sci_status scic_sds_stp_remote_device_ready_ncq_substate_frame_handl ); if (status == SCI_SUCCESS) { - if ( - (frame_header->fis_type == SATA_FIS_TYPE_SETDEVBITS) - && (frame_header->status & ATA_STATUS_REG_ERROR_BIT) - ) { + if (frame_header->fis_type == SATA_FIS_TYPE_SETDEVBITS && + (frame_header->status & ATA_STATUS_REG_ERROR_BIT)) { + this_device->not_ready_reason = + SCIC_REMOTE_DEVICE_NOT_READY_SATA_SDB_ERROR_FIS_RECEIVED; + + /* + * / @todo Check sactive and complete associated IO + * if any. + */ + + sci_base_state_machine_change_state( + &this_device->ready_substate_machine, + SCIC_SDS_STP_REMOTE_DEVICE_READY_SUBSTATE_NCQ_ERROR + ); + } else if (frame_header->fis_type == SATA_FIS_TYPE_REGD2H && + (frame_header->status & ATA_STATUS_REG_ERROR_BIT)) { + + /* + * Some devices return D2H FIS when an NCQ error is detected. + * Treat this like an SDB error FIS ready reason. + */ this_device->not_ready_reason = SCIC_REMOTE_DEVICE_NOT_READY_SATA_SDB_ERROR_FIS_RECEIVED; |
