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| author |   Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-02-25 19:34:03 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-02-26 08:49:05 -0800 |
| commit | b473b0d23529cde6c825a592c035e9d910b19e21 (patch) | |
| tree | 9a3fbac499f820e7cb565296f79b5d0207d8d5ae /include/net | |
| parent | net: devlink: turn devlink into a built-in (diff) | |
| download | linux-dev-b473b0d23529cde6c825a592c035e9d910b19e21.tar.xz linux-dev-b473b0d23529cde6c825a592c035e9d910b19e21.zip | |
devlink: create a special NDO for getting the devlink instance
Instead of iterating over all devlink ports add a NDO which
will return the devlink instance from the driver.
v2: add the netdev_to_devlink() helper (Michal)
v3: check that devlink has ops (Florian)
v4: hold devlink_mutex (Jiri)
Suggested-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/devlink.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/devlink.h b/include/net/devlink.h index f9f7fe974652..7f5a0bdca228 100644 --- a/include/net/devlink.h +++ b/include/net/devlink.h @@ -538,6 +538,15 @@ static inline struct devlink *priv_to_devlink(void *priv) return container_of(priv, struct devlink, priv); } +static inline struct devlink *netdev_to_devlink(struct net_device *dev) +{ +#if IS_ENABLED(CONFIG_NET_DEVLINK) + if (dev->netdev_ops->ndo_get_devlink) + return dev->netdev_ops->ndo_get_devlink(dev); +#endif + return NULL; +} + struct ib_device; #if IS_ENABLED(CONFIG_NET_DEVLINK) |