[SCSI] lpfc 8.3.0 : Add BlockGuard support (T10-DIF) code
Add SCSI data path, error handling, and debugfs code to complete
BlockGuard support.
Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 632feee..01dfdc8 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -542,6 +542,7 @@
*/
nextiocb->iocb.ulpIoTag = (nextiocb->iocb_cmpl) ? nextiocb->iotag : 0;
+
if (pring->ringno == LPFC_ELS_RING) {
lpfc_debugfs_slow_ring_trc(phba,
"IOCB cmd ring: wd4:x%08x wd6:x%08x wd7:x%08x",
@@ -3044,7 +3045,8 @@
phba->sli3_options &= ~(LPFC_SLI3_NPIV_ENABLED |
LPFC_SLI3_HBQ_ENABLED |
LPFC_SLI3_CRP_ENABLED |
- LPFC_SLI3_INB_ENABLED);
+ LPFC_SLI3_INB_ENABLED |
+ LPFC_SLI3_BG_ENABLED);
if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"0442 Adapter failed to init, mbxCmd x%x "
@@ -3089,6 +3091,15 @@
phba->inb_ha_copy = NULL;
phba->inb_counter = NULL;
}
+
+ if (phba->cfg_enable_bg) {
+ if (pmb->mb.un.varCfgPort.gbg)
+ phba->sli3_options |= LPFC_SLI3_BG_ENABLED;
+ else
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "0443 Adapter did not grant "
+ "BlockGuard\n");
+ }
} else {
phba->hbq_get = NULL;
phba->port_gp = phba->mbox->us.s2.port;