diff options
| -rw-r--r-- | drivers/net/dsa/sja1105/sja1105.h | 4 | ||||
| -rw-r--r-- | drivers/net/dsa/sja1105/sja1105_main.c | 29 |
2 files changed, 31 insertions, 2 deletions
diff --git a/drivers/net/dsa/sja1105/sja1105.h b/drivers/net/dsa/sja1105/sja1105.h index 38506bde83c6..0489d9adf957 100644 --- a/drivers/net/dsa/sja1105/sja1105.h +++ b/drivers/net/dsa/sja1105/sja1105.h @@ -12,6 +12,10 @@ #define SJA1105_NUM_PORTS 5 #define SJA1105_NUM_TC 8 #define SJA1105ET_FDB_BIN_SIZE 4 +/* The hardware value is in multiples of 10 ms. + * The passed parameter is in multiples of 1 ms. + */ +#define SJA1105_AGEING_TIME_MS(ms) ((ms) / 10) /* Keeps the different addresses between E/T and P/Q/R/S */ struct sja1105_regs { diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c index 28b11c7a81e7..f5205ce85dbe 100644 --- a/drivers/net/dsa/sja1105/sja1105_main.c +++ b/drivers/net/dsa/sja1105/sja1105_main.c @@ -193,8 +193,8 @@ static int sja1105_init_l2_lookup_params(struct sja1105_private *priv) { struct sja1105_table *table; struct sja1105_l2_lookup_params_entry default_l2_lookup_params = { - /* TODO Learned FDB entries are never forgotten */ - .maxage = 0, + /* Learned FDB entries are forgotten after 300 seconds */ + .maxage = SJA1105_AGEING_TIME_MS(300000), /* All entries within a FDB bin are available for learning */ .dyn_tbsz = SJA1105ET_FDB_BIN_SIZE, /* 2^8 + 2^5 + 2^3 + 2^2 + 2^1 + 1 in Koopman notation */ @@ -1249,10 +1249,35 @@ static int sja1105_setup(struct dsa_switch *ds) return 0; } +/* The MAXAGE setting belongs to the L2 Forwarding Parameters table, + * which cannot be reconfigured at runtime. So a switch reset is required. + */ +static int sja1105_set_ageing_time(struct dsa_switch *ds, + unsigned int ageing_time) +{ + struct sja1105_l2_lookup_params_entry *l2_lookup_params; + struct sja1105_private *priv = ds->priv; + struct sja1105_table *table; + unsigned int maxage; + + table = &priv->static_config.tables[BLK_IDX_L2_LOOKUP_PARAMS]; + l2_lookup_params = table->entries; + + maxage = SJA1105_AGEING_TIME_MS(ageing_time); + + if (l2_lookup_params->maxage == maxage) + return 0; + + l2_lookup_params->maxage = maxage; + + return sja1105_static_config_reload(priv); +} + static const struct dsa_switch_ops sja1105_switch_ops = { .get_tag_protocol = sja1105_get_tag_protocol, .setup = sja1105_setup, .adjust_link = sja1105_adjust_link, + .set_ageing_time = sja1105_set_ageing_time, .get_strings = sja1105_get_strings, .get_ethtool_stats = sja1105_get_ethtool_stats, .get_sset_count = sja1105_get_sset_count, |