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-rw-r--r--drivers/net/dsa/sja1105/sja1105_main.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index ed98bb51596a..2f162765d9f3 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -298,14 +298,22 @@ static int sja1105_init_l2_lookup_params(struct sja1105_private *priv)
.drpnolearn = true,
};
struct dsa_switch *ds = priv->ds;
+ int port, num_used_ports = 0;
struct sja1105_table *table;
u64 max_fdb_entries;
- int port;
-
- max_fdb_entries = SJA1105_MAX_L2_LOOKUP_COUNT / ds->num_ports;
for (port = 0; port < ds->num_ports; port++)
+ if (!dsa_is_unused_port(ds, port))
+ num_used_ports++;
+
+ max_fdb_entries = SJA1105_MAX_L2_LOOKUP_COUNT / num_used_ports;
+
+ for (port = 0; port < ds->num_ports; port++) {
+ if (dsa_is_unused_port(ds, port))
+ continue;
+
default_l2_lookup_params.maxaddrp[port] = max_fdb_entries;
+ }
table = &priv->static_config.tables[BLK_IDX_L2_LOOKUP_PARAMS];
@@ -419,6 +427,9 @@ static int sja1105_init_l2_forwarding(struct sja1105_private *priv)
for (i = 0; i < ds->num_ports; i++) {
unsigned int upstream = dsa_upstream_port(priv->ds, i);
+ if (dsa_is_unused_port(ds, i))
+ continue;
+
for (j = 0; j < SJA1105_NUM_TC; j++)
l2fwd[i].vlan_pmap[j] = j;
@@ -440,12 +451,18 @@ static int sja1105_init_l2_forwarding(struct sja1105_private *priv)
l2fwd[upstream].bc_domain |= BIT(i);
l2fwd[upstream].fl_domain |= BIT(i);
}
+
/* Next 8 entries define VLAN PCP mapping from ingress to egress.
* Create a one-to-one mapping.
*/
- for (i = 0; i < SJA1105_NUM_TC; i++)
- for (j = 0; j < ds->num_ports; j++)
+ for (i = 0; i < SJA1105_NUM_TC; i++) {
+ for (j = 0; j < ds->num_ports; j++) {
+ if (dsa_is_unused_port(ds, j))
+ continue;
+
l2fwd[ds->num_ports + i].vlan_pmap[j] = i;
+ }
+ }
return 0;
}