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net: dsa: Add teardown callback for drivers

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This is helpful for e.g. draining per-driver (not per-port) tagger
queues.

Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2019-06-08 15:04:28 +03:00 committed by David S. Miller
parent 146d442c23
commit 5e3f847a02
2 changed files with 4 additions and 0 deletions
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1
include/net/dsa.h
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@ -357,6 +357,7 @@ struct dsa_switch_ops {
int port);
int (*setup)(struct dsa_switch *ds);
void (*teardown)(struct dsa_switch *ds);
u32 (*get_phy_flags)(struct dsa_switch *ds, int port);
/*

3
net/dsa/dsa2.c
View File

@ -408,6 +408,9 @@ static void dsa_switch_teardown(struct dsa_switch *ds)
dsa_switch_unregister_notifier(ds);
if (ds->ops->teardown)
ds->ops->teardown(ds);
if (ds->devlink) {
devlink_unregister(ds->devlink);
devlink_free(ds->devlink);