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bridge: call netdev_sw_port_stp_update when bridge port STP status changes

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To notify switch driver of change in STP state of bridge port, add new
.ndo op and provide switchdev wrapper func to call ndo op. Use it in bridge
code then.

Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: Andy Gospodarek <gospo@cumulusnetworks.com>
Acked-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Scott Feldman 2014-11-28 14:34:20 +01:00 • committed by David S. Miller
parent aecbe01e74
commit 38dcf357ae
4 changed files with 38 additions and 0 deletions
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19
net/switchdev/switchdev.c
View file

@ -31,3 +31,22 @@ int netdev_switch_parent_id_get(struct net_device *dev,
return ops->ndo_switch_parent_id_get(dev, psid);
}
EXPORT_SYMBOL(netdev_switch_parent_id_get);
/**
* netdev_switch_port_stp_update - Notify switch device port of STP
* state change
* @dev: port device
* @state: port STP state
*
* Notify switch device port of bridge port STP state change.
*/
int netdev_switch_port_stp_update(struct net_device *dev, u8 state)
{
const struct net_device_ops *ops = dev->netdev_ops;
if (!ops->ndo_switch_port_stp_update)
return -EOPNOTSUPP;
WARN_ON(!ops->ndo_switch_parent_id_get);
return ops->ndo_switch_port_stp_update(dev, state);
}
EXPORT_SYMBOL(netdev_switch_port_stp_update);