[SCSI] bfa: Added support to configure lunmasking
- Added support to enable / disable lunmasking on Brocade adapter ports.
- Added support to query / clear lunmasking configuration.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c
index 66349bd..06fc00c 100644
--- a/drivers/scsi/bfa/bfad_bsg.c
+++ b/drivers/scsi/bfa/bfad_bsg.c
@@ -2394,6 +2394,56 @@
return 0;
}
+int
+bfad_iocmd_lunmask(struct bfad_s *bfad, void *pcmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)pcmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_FCPIM_LUNMASK_ENABLE)
+ iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_TRUE);
+ else if (v_cmd == IOCMD_FCPIM_LUNMASK_DISABLE)
+ iocmd->status = bfa_fcpim_lunmask_update(&bfad->bfa, BFA_FALSE);
+ else if (v_cmd == IOCMD_FCPIM_LUNMASK_CLEAR)
+ iocmd->status = bfa_fcpim_lunmask_clear(&bfad->bfa);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_lunmask_query(struct bfad_s *bfad, void *cmd)
+{
+ struct bfa_bsg_fcpim_lunmask_query_s *iocmd =
+ (struct bfa_bsg_fcpim_lunmask_query_s *)cmd;
+ struct bfa_lunmask_cfg_s *lun_mask = &iocmd->lun_mask;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ iocmd->status = bfa_fcpim_lunmask_query(&bfad->bfa, lun_mask);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
+int
+bfad_iocmd_fcpim_cfg_lunmask(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
+{
+ struct bfa_bsg_fcpim_lunmask_s *iocmd =
+ (struct bfa_bsg_fcpim_lunmask_s *)cmd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ if (v_cmd == IOCMD_FCPIM_LUNMASK_ADD)
+ iocmd->status = bfa_fcpim_lunmask_add(&bfad->bfa, iocmd->vf_id,
+ &iocmd->pwwn, iocmd->rpwwn, iocmd->lun);
+ else if (v_cmd == IOCMD_FCPIM_LUNMASK_DELETE)
+ iocmd->status = bfa_fcpim_lunmask_delete(&bfad->bfa,
+ iocmd->vf_id, &iocmd->pwwn,
+ iocmd->rpwwn, iocmd->lun);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ return 0;
+}
+
static int
bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
unsigned int payload_len)
@@ -2712,6 +2762,18 @@
case IOCMD_VF_RESET_STATS:
rc = bfad_iocmd_vf_clr_stats(bfad, iocmd);
break;
+ case IOCMD_FCPIM_LUNMASK_ENABLE:
+ case IOCMD_FCPIM_LUNMASK_DISABLE:
+ case IOCMD_FCPIM_LUNMASK_CLEAR:
+ rc = bfad_iocmd_lunmask(bfad, iocmd, cmd);
+ break;
+ case IOCMD_FCPIM_LUNMASK_QUERY:
+ rc = bfad_iocmd_fcpim_lunmask_query(bfad, iocmd);
+ break;
+ case IOCMD_FCPIM_LUNMASK_ADD:
+ case IOCMD_FCPIM_LUNMASK_DELETE:
+ rc = bfad_iocmd_fcpim_cfg_lunmask(bfad, iocmd, cmd);
+ break;
default:
rc = -EINVAL;
break;