[SCSI] libsas: Allow expander T-T attachments

Allow expander table-to-table attachments for
expanders that support it.

Signed-off-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index af0a1deac930..ac9d80c93c68 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -142,8 +142,11 @@ struct expander_device {
         u16    ex_change_count;
         u16    max_route_indexes;
         u8     num_phys;
+
+        u8     t2t_supp:1;
         u8     configuring:1;
         u8     conf_route_table:1;
+
         u8     enclosure_logical_id[8];
 
         struct ex_phy *ex_phy;