[SCSI] mpt2sas: Fix missing reference tag seed with Type 2 devices

Ensure that the initial reference tag is passed on to the HBA firmware
for DIF Type 2 devices.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Kashyap Desai <Kashyap.Desai@lsi.com>
Signed-off-by: James Bottomley <jbottomley@parallels.com>

diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index e97363c75074a9a916f27ea7734b74e1ec7fbb8f..a7dbc6825f5f504bfcdf2b115ec3e10299dcdb9d 100644 (file)
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -3502,6 +3502,7 @@ _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request)
 
        switch (prot_type) {
        case SCSI_PROT_DIF_TYPE1:
+       case SCSI_PROT_DIF_TYPE2:
 
                /*
                * enable ref/guard checking
@@ -3514,13 +3515,6 @@ _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request)
                    cpu_to_be32(scsi_get_lba(scmd));
                break;
 
-       case SCSI_PROT_DIF_TYPE2:
-
-               eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG |
-                   MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG |
-                   MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD;
-               break;
-
        case SCSI_PROT_DIF_TYPE3:
 
                /*