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net: dsa: tag_8021q: create dsa_tag_8021q_{register,unregister} helpers

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In preparation of moving tag_8021q to core DSA, move all initialization
and teardown related to tag_8021q which is currently done by drivers in
2 functions called "register" and "unregister". These will gather more
functionality in future patches, which will better justify the chosen
naming scheme.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2021-07-19 20:14:46 +03:00 • committed by David S. Miller
parent 8afbea187d
commit cedf467064
4 changed files with 52 additions and 17 deletions
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6
include/linux/dsa/8021q.h
View file

@ -34,6 +34,12 @@ struct dsa_8021q_context {
__be16 proto;
};
struct dsa_8021q_context *dsa_tag_8021q_register(struct dsa_switch *ds,
const struct dsa_8021q_ops *ops,
__be16 proto);
void dsa_tag_8021q_unregister(struct dsa_8021q_context *ctx);
int dsa_8021q_setup(struct dsa_8021q_context *ctx, bool enabled);
int dsa_8021q_crosschip_bridge_join(struct dsa_8021q_context *ctx, int port,