diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index d2cb1e8..3989bc6 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -330,6 +330,16 @@
 }
 EXPORT_SYMBOL(mbox_controller_is_idle);
 
+
+void mbox_chan_debug(struct mbox_chan *chan)
+{
+	if (!chan || !chan->cl || !chan->mbox->debug)
+		return;
+
+	return chan->mbox->debug(chan);
+}
+EXPORT_SYMBOL(mbox_chan_debug);
+
 /**
  * mbox_request_channel - Request a mailbox channel.
  * @cl: Identity of the client requesting the channel.