1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/hdlc.h b/include/linux/hdlc.h
index fd47a151665e..6a6e701f1631 100644
--- a/include/linux/hdlc.h
+++ b/include/linux/hdlc.h
@@ -38,6 +38,7 @@ struct hdlc_proto {
         int (*ioctl)(struct net_device *dev, struct ifreq *ifr);
         __be16 (*type_trans)(struct sk_buff *skb, struct net_device *dev);
         int (*netif_rx)(struct sk_buff *skb);
+        int (*xmit)(struct sk_buff *skb, struct net_device *dev);
         struct module *module;
         struct hdlc_proto *next; /* next protocol in the list */
 };
@@ -102,6 +103,10 @@ static __inline__ void debug_frame(const struct sk_buff *skb)
 int hdlc_open(struct net_device *dev);
 /* Must be called by hardware driver when HDLC device is being closed */
 void hdlc_close(struct net_device *dev);
+/* May be used by hardware driver */
+int hdlc_change_mtu(struct net_device *dev, int new_mtu);
+/* Must be pointed to by hw driver's dev->netdev_ops->ndo_start_xmit */
+int hdlc_start_xmit(struct sk_buff *skb, struct net_device *dev);
 
 int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto,
                          size_t size);