hdmi: reconfigure audio when enable/disable 3D Frame packing mode.

[firefly-linux-kernel-4.4.55.git] / net / bridge / br_private.h

diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index e696833a31b532dabf1b7d27e2a46c7590ee0170..11ab6628027ab92dc53826957f0c15c0bde158e5 100644 (file)
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -429,6 +429,16 @@ extern netdev_features_t br_features_recompute(struct net_bridge *br,
 extern int br_handle_frame_finish(struct sk_buff *skb);
 extern rx_handler_result_t br_handle_frame(struct sk_buff **pskb);
 
+static inline bool br_rx_handler_check_rcu(const struct net_device *dev)
+{
+       return rcu_dereference(dev->rx_handler) == br_handle_frame;
+}
+
+static inline struct net_bridge_port *br_port_get_check_rcu(const struct net_device *dev)
+{
+       return br_rx_handler_check_rcu(dev) ? br_port_get_rcu(dev) : NULL;
+}
+
 /* br_ioctl.c */
 extern int br_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 extern int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd, void __user *arg);