diff --git a/drivers/thunderbolt/quirks.c b/drivers/thunderbolt/quirks.c
index 638cb5fb22c1..13719a851c71 100644
--- a/drivers/thunderbolt/quirks.c
+++ b/drivers/thunderbolt/quirks.c
@@ -130,6 +130,7 @@ void tb_check_quirks(struct tb_switch *sw)
 		if (q->device && q->device != sw->device)
 			continue;
 
+		tb_sw_dbg(sw, "running %ps\n", q->hook);
 		q->hook(sw);
 	}
 }