[SCSI] libfc, libfcoe: FDISC ELS for NPIV
Add FDISC ELS handling to libfc and libfcoe, treat it the same as FLOGI where
appropriate.
Add checking for NPIV support in the FLOGI LS_ACC service parameters.
Signed-off-by: Chris Leech <christopher.leech@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index 11ae5c9..d8ea04a 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -449,7 +449,7 @@
memset(mac, 0, sizeof(mac));
mac->fd_desc.fip_dtype = FIP_DT_MAC;
mac->fd_desc.fip_dlen = sizeof(*mac) / FIP_BPW;
- if (dtype != FIP_DT_FLOGI)
+ if (dtype != FIP_DT_FLOGI && dtype != FIP_DT_FDISC)
memcpy(mac->fd_mac, fip->data_src_addr, ETH_ALEN);
else if (fip->spma)
memcpy(mac->fd_mac, fip->ctl_src_addr, ETH_ALEN);
@@ -865,8 +865,8 @@
goto drop;
els_op = *(u8 *)(fh + 1);
- if (els_dtype == FIP_DT_FLOGI && sub == FIP_SC_REP &&
- fip->flogi_oxid == ntohs(fh->fh_ox_id) &&
+ if ((els_dtype == FIP_DT_FLOGI || els_dtype == FIP_DT_FDISC) &&
+ sub == FIP_SC_REP && fip->flogi_oxid == ntohs(fh->fh_ox_id) &&
els_op == ELS_LS_ACC && is_valid_ether_addr(granted_mac)) {
fip->flogi_oxid = FC_XID_UNKNOWN;
fip->update_mac(fip, fip->data_src_addr, granted_mac);
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 46897cf..ccba67c 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1449,6 +1449,9 @@
e_d_tov = ntohl(flp->fl_csp.sp_e_d_tov);
if (csp_flags & FC_SP_FT_EDTR)
e_d_tov /= 1000000;
+
+ lport->npiv_enabled = !!(csp_flags & FC_SP_FT_NPIV_ACC);
+
if ((csp_flags & FC_SP_FT_FPORT) == 0) {
if (e_d_tov > lport->e_d_tov)
lport->e_d_tov = e_d_tov;
@@ -1498,7 +1501,8 @@
if (!fp)
return fc_lport_error(lport, fp);
- if (!lport->tt.elsct_send(lport, FC_FID_FLOGI, fp, ELS_FLOGI,
+ if (!lport->tt.elsct_send(lport, FC_FID_FLOGI, fp,
+ lport->vport ? ELS_FDISC : ELS_FLOGI,
fc_lport_flogi_resp, lport, lport->e_d_tov))
fc_lport_error(lport, NULL);
}
