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authorArun Easi <arun.easi@qlogic.com>2010-07-23 15:28:38 +0500
committerJames Bottomley <James.Bottomley@suse.de>2010-07-28 09:06:18 -0500
commit0c470874858e0075f420dcfb3c3570b2057de275 (patch)
treefcf71bf85fa95567727187f32de29ff3ddb54827 /drivers/scsi/qla2xxx/qla_os.c
parent3dbe756a66afbec6487068d4213ecccc3a18807f (diff)
[SCSI] qla2xxx: T10 DIF Type 2 support
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_os.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index aeb2f1b504c..ff2172da7c1 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2147,7 +2147,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->this_id = 255;
host->cmd_per_lun = 3;
host->unique_id = host->host_no;
- host->max_cmd_len = MAX_CMDSZ;
+ if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
+ host->max_cmd_len = 32;
+ else
+ host->max_cmd_len = MAX_CMDSZ;
host->max_channel = MAX_BUSES - 1;
host->max_lun = MAX_LUNS;
host->transportt = qla2xxx_transport_template;
@@ -2255,8 +2258,10 @@ skip_dpc:
" protection.\n"));
scsi_host_set_prot(host,
SHOST_DIF_TYPE1_PROTECTION
+ | SHOST_DIF_TYPE2_PROTECTION
| SHOST_DIF_TYPE3_PROTECTION
| SHOST_DIX_TYPE1_PROTECTION
+ | SHOST_DIX_TYPE2_PROTECTION
| SHOST_DIX_TYPE3_PROTECTION);
scsi_host_set_guard(host, SHOST_DIX_GUARD_CRC);
} else