net: switchdev: add SET_SWITCHDEV_OPS helper

Add a helper to allow switchdev ops to be set if NET_SWITCHDEV is configured and do nothing otherwise. This allows for slightly cleaner code which uses switchdev but does not select NET_SWITCHDEV. Signed-off-by: Simon Horman <[email protected]> Acked-by: Ivan Vecera <[email protected]> Signed-off-by: David S. Miller <[email protected]>
akeromi · Jul 1, 2017 · d643a75 · d643a75
1 parent 7f304b9
commit d643a75
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
@@ -217,6 +217,8 @@ void switchdev_port_fwd_mark_set(struct net_device *dev,
 
 bool switchdev_port_same_parent_id(struct net_device *a,
 				   struct net_device *b);
+
+#define SWITCHDEV_SET_OPS(netdev, ops) ((netdev)->switchdev_ops = (ops))
 #else
 
 static inline void switchdev_deferred_process(void)
@@ -322,6 +324,8 @@ static inline bool switchdev_port_same_parent_id(struct net_device *a,
 	return false;
 }
 
+#define SWITCHDEV_SET_OPS(netdev, ops) do {} while (0)
+
 #endif
 
 #endif /* _LINUX_SWITCHDEV_H_ */