diff options
| author | Tyrel Datwyler <tyreld@linux.vnet.ibm.com> | 2016-08-03 16:36:53 -0500 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-08-25 23:39:26 -0400 |
| commit | a6104b1e1846273d52b9230d700939fef0a9da80 (patch) | |
| tree | 372c1a69cf73a2e20ec3ea31c4d4cc92e178d4af /drivers/scsi/ibmvscsi/ibmvfc.h | |
| parent | bb5a505407dfbfbdfa9d6e18fbe917ac83ab023a (diff) | |
| download | linux-next-a6104b1e1846273d52b9230d700939fef0a9da80.tar.gz | |
scsi: ibmvfc: add FC Class 3 Error Recovery support
The ibmvfc driver currently doesn't support FC Class 3 Error Recovery.
However, it is simply a matter of informing the VIOS that the payload
expects to use sequence level error recovery via a bit flag in the
ibmvfc_cmd structure.
This patch adds a module parameter to enable error recovery support at
boot time. When enabled the RETRY service parameter bit is set during
PRLI, and ibmvfc_cmd->flags includes the IBMVFC_CLASS_3_ERR bit.
Signed-off-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.h')
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 5c70a52ad346..9a0696f68f37 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -54,6 +54,7 @@ #define IBMVFC_DEV_LOSS_TMO (5 * 60) #define IBMVFC_DEFAULT_LOG_LEVEL 2 #define IBMVFC_MAX_CDB_LEN 16 +#define IBMVFC_CLS3_ERROR 0 /* * Ensure we have resources for ERP and initialization: |