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bridge: mrp: Add br_mrp_in_port_open function

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This function notifies the userspace when the node lost the continuity
of MRP_InTest frames.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Acked-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Horatiu Vultur 2020-07-14 09:34:52 +02:00 committed by David S. Miller
parent 4cc625c63a
commit 4139d4b51a
2 changed files with 23 additions and 0 deletions
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22
net/bridge/br_mrp_netlink.c
View File

@ -389,3 +389,25 @@ int br_mrp_ring_port_open(struct net_device *dev, u8 loc)
out:
return err;
}
int br_mrp_in_port_open(struct net_device *dev, u8 loc)
{
struct net_bridge_port *p;
int err = 0;
p = br_port_get_rcu(dev);
if (!p) {
err = -EINVAL;
goto out;
}
if (loc)
p->flags |= BR_MRP_LOST_IN_CONT;
else
p->flags &= ~BR_MRP_LOST_IN_CONT;
br_ifinfo_notify(RTM_NEWLINK, NULL, p);
out:
return err;
}

1
net/bridge/br_private_mrp.h
View File

@ -75,5 +75,6 @@ int br_mrp_port_switchdev_set_role(struct net_bridge_port *p,
/* br_mrp_netlink.c */
int br_mrp_ring_port_open(struct net_device *dev, u8 loc);
int br_mrp_in_port_open(struct net_device *dev, u8 loc);
#endif /* _BR_PRIVATE_MRP_H */