diff options
| author | Krishna Gudipati <kgudipat@brocade.com> | 2011-07-21 04:04:03 +0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-07-27 14:55:03 +0400 |
| commit | 83763d591b343b07331cebe86715205230c568b1 (patch) | |
| tree | 3d81bae3ca6ddcee24415001b1dd8ed2d27e3599 /drivers/scsi/bfa/bfa_svc.c | |
| parent | 45c5dc1d3f42d4f54a5ab5f45ee55f0ffe1099f1 (diff) | |
| download | linux-83763d591b343b07331cebe86715205230c568b1.tar.xz | |
[SCSI] bfa: Introduced initiator based lun masking feature.
- Added support to enable initiator based lun masking.
- Initiator based Lun masking works similar to zoning where
initiator port is allowed to see only those LUNs which are
configured to be seen.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfa_svc.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_svc.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfa_svc.c b/drivers/scsi/bfa/bfa_svc.c index d0ed4dd6f35a..aa8a0eaf91f9 100644 --- a/drivers/scsi/bfa/bfa_svc.c +++ b/drivers/scsi/bfa/bfa_svc.c @@ -4677,6 +4677,7 @@ bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle); rp->fw_handle = msg.create_rsp->fw_handle; rp->qos_attr = msg.create_rsp->qos_attr; + bfa_rport_set_lunmask(bfa, rp); WARN_ON(msg.create_rsp->status != BFA_STATUS_OK); bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); break; @@ -4684,6 +4685,7 @@ bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) case BFI_RPORT_I2H_DELETE_RSP: rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle); WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK); + bfa_rport_unset_lunmask(bfa, rp); bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); break; @@ -4764,6 +4766,37 @@ bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed) bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED); } +/* Set Rport LUN Mask */ +void +bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp) +{ + struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa); + wwn_t lp_wwn, rp_wwn; + u8 lp_tag = (u8)rp->rport_info.lp_tag; + + rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn; + lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn; + + BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask = + rp->lun_mask = BFA_TRUE; + bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, rp->rport_tag, lp_tag); +} + +/* Unset Rport LUN mask */ +void +bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp) +{ + struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa); + wwn_t lp_wwn, rp_wwn; + + rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn; + lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn; + + BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask = + rp->lun_mask = BFA_FALSE; + bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, + BFA_RPORT_TAG_INVALID, BFA_LP_TAG_INVALID); +} /* * SGPG related functions |