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| author | Ansuel Smith <ansuelsmth@gmail.com> | 2021-11-22 18:23:47 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-11-22 18:35:16 +0300 |
| commit | 6a3bdc5209f45d2af83aa92433ab6e5cf2297aa4 (patch) | |
| tree | 5190c96d80b2f6049000abe96bdbe52a7164464b /drivers/net/dsa/qca8k.c | |
| parent | 4592538bfb0d5d3c3c8a1d7071724d081412ac91 (diff) | |
| download | linux-6a3bdc5209f45d2af83aa92433ab6e5cf2297aa4.tar.xz | |
net: dsa: qca8k: add set_ageing_time support
qca8k support setting ageing time in step of 7s. Add support for it and
set the max value accepted of 7645m.
Documentation talks about support for 10000m but that values doesn't
make sense as the value doesn't match the max value in the reg.
Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/qca8k.c')
| -rw-r--r-- | drivers/net/dsa/qca8k.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index d988df913ae0..45e769b9166b 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -1257,6 +1257,10 @@ qca8k_setup(struct dsa_switch *ds) /* We don't have interrupts for link changes, so we need to poll */ ds->pcs_poll = true; + /* Set min a max ageing value supported */ + ds->ageing_time_min = 7000; + ds->ageing_time_max = 458745000; + return 0; } @@ -1797,6 +1801,26 @@ qca8k_port_fast_age(struct dsa_switch *ds, int port) } static int +qca8k_set_ageing_time(struct dsa_switch *ds, unsigned int msecs) +{ + struct qca8k_priv *priv = ds->priv; + unsigned int secs = msecs / 1000; + u32 val; + + /* AGE_TIME reg is set in 7s step */ + val = secs / 7; + + /* Handle case with 0 as val to NOT disable + * learning + */ + if (!val) + val = 1; + + return regmap_update_bits(priv->regmap, QCA8K_REG_ATU_CTRL, QCA8K_ATU_AGE_TIME_MASK, + QCA8K_ATU_AGE_TIME(val)); +} + +static int qca8k_port_enable(struct dsa_switch *ds, int port, struct phy_device *phy) { @@ -1995,6 +2019,7 @@ static const struct dsa_switch_ops qca8k_switch_ops = { .get_strings = qca8k_get_strings, .get_ethtool_stats = qca8k_get_ethtool_stats, .get_sset_count = qca8k_get_sset_count, + .set_ageing_time = qca8k_set_ageing_time, .get_mac_eee = qca8k_get_mac_eee, .set_mac_eee = qca8k_set_mac_eee, .port_enable = qca8k_port_enable, |