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SubjectRe: [net-next PATCH 10/19] net: dsa: qca8k: add support for port fast aging
On Wed, Nov 17, 2021 at 10:04:42PM +0100, Ansuel Smith wrote:
> The switch doesn't support fast aging but it does support the flush of
> the ARL table for a specific port. Add this function to simulate
> fast aging and proprely support stp state set.
~~~~~~~~ ~~~
properly verb? noun? what are you saying here?

What difference do you see between fast ageing and ARL table flushing
for a specific port?

>
> Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
> ---
> drivers/net/dsa/qca8k.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
> index cf4f69b36b47..d73886b36e6a 100644
> --- a/drivers/net/dsa/qca8k.c
> +++ b/drivers/net/dsa/qca8k.c
> @@ -1823,6 +1823,16 @@ qca8k_port_bridge_leave(struct dsa_switch *ds, int port, struct net_device *br)
> QCA8K_PORT_LOOKUP_MEMBER, BIT(cpu_port));
> }
>
> +static void
> +qca8k_port_fast_age(struct dsa_switch *ds, int port)
> +{
> + struct qca8k_priv *priv = ds->priv;
> +
> + mutex_lock(&priv->reg_mutex);
> + qca8k_fdb_access(priv, QCA8K_FDB_FLUSH_PORT, port);
> + mutex_unlock(&priv->reg_mutex);
> +}
> +
> static int
> qca8k_port_enable(struct dsa_switch *ds, int port,
> struct phy_device *phy)
> @@ -2031,6 +2041,7 @@ static const struct dsa_switch_ops qca8k_switch_ops = {
> .port_stp_state_set = qca8k_port_stp_state_set,
> .port_bridge_join = qca8k_port_bridge_join,
> .port_bridge_leave = qca8k_port_bridge_leave,
> + .port_fast_age = qca8k_port_fast_age,
> .port_fdb_add = qca8k_port_fdb_add,
> .port_fdb_del = qca8k_port_fdb_del,
> .port_fdb_dump = qca8k_port_fdb_dump,
> --
> 2.32.0
>

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