[SCSI] bfa: Add BSG interface to support ELS, CT and vendor commands.
- Added BSG interface support to BFA driver
- Adds support to send ELS/CT FC passthru commands and
few vendor specific BSG requests.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c
index b9f9e15..5332017 100644
--- a/drivers/scsi/bfa/bfa_fcs.c
+++ b/drivers/scsi/bfa/bfa_fcs.c
@@ -1370,6 +1370,45 @@
}
/*
+ * Return the list of local logical ports present in the given VF.
+ *
+ * @param[in] vf vf for which logical ports are returned
+ * @param[out] lpwwn returned logical port wwn list
+ * @param[in,out] nlports in:size of lpwwn list;
+ * out:total elements present,
+ * actual elements returned is limited by the size
+ */
+void
+bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports)
+{
+ struct list_head *qe;
+ struct bfa_fcs_vport_s *vport;
+ int i = 0;
+ struct bfa_fcs_s *fcs;
+
+ if (vf == NULL || lpwwn == NULL || *nlports == 0)
+ return;
+
+ fcs = vf->fcs;
+
+ bfa_trc(fcs, vf->vf_id);
+ bfa_trc(fcs, (uint32_t) *nlports);
+
+ lpwwn[i++] = vf->bport.port_cfg.pwwn;
+
+ list_for_each(qe, &vf->vport_q) {
+ if (i >= *nlports)
+ break;
+
+ vport = (struct bfa_fcs_vport_s *) qe;
+ lpwwn[i++] = vport->lport.port_cfg.pwwn;
+ }
+
+ bfa_trc(fcs, i);
+ *nlports = i;
+}
+
+/*
* BFA FCS PPORT ( physical port)
*/
static void