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-rw-r--r--drivers/net/thunderbolt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c
index a812726703a4..3160443ef3b9 100644
--- a/drivers/net/thunderbolt.c
+++ b/drivers/net/thunderbolt.c
@@ -1335,6 +1335,10 @@ static int __init tbnet_init(void)
tb_property_add_immediate(tbnet_dir, "prtcid", 1);
tb_property_add_immediate(tbnet_dir, "prtcvers", 1);
tb_property_add_immediate(tbnet_dir, "prtcrevs", 1);
+ /* Currently only announce support for match frags ID (bit 1). Bit 0
+ * is reserved for full E2E flow control which we do not support at
+ * the moment.
+ */
tb_property_add_immediate(tbnet_dir, "prtcstns",
TBNET_MATCH_FRAGS_ID);