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net: switchdev: add SET_SWITCHDEV_OPS helper

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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 <simon.horman@netronome.com>
Acked-by: Ivan Vecera <ivecera@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Simon Horman 2017-06-29 22:08:11 +02:00 • committed by David S. Miller
parent 7f304b9efa
commit d643a75ac2
1 changed files with 4 additions and 0 deletions
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4
include/net/switchdev.h
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@ -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_ */