net: dsa: sja1105: Use the LOCKEDS bit for SJA1105 E/T as well

It looks like the FDB dump taken from first-generation switches also
contains information on whether entries are static or not. So use that
instead of searching through the driver's tables.

Fixes: d763778224ea ("net: dsa: sja1105: Implement is_static for FDB entries on E/T")
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
index 6bfb169..9988c9d 100644 (file)
--- a/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
+++ b/drivers/net/dsa/sja1105/sja1105_dynamic_config.c
@@ -277,6 +277,18 @@ sja1105et_l2_lookup_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
                        SJA1105ET_SIZE_L2_LOOKUP_ENTRY, op);
 }
 
+static size_t sja1105et_dyn_l2_lookup_entry_packing(void *buf, void *entry_ptr,
+                                                   enum packing_op op)
+{
+       struct sja1105_l2_lookup_entry *entry = entry_ptr;
+       u8 *cmd = buf + SJA1105ET_SIZE_L2_LOOKUP_ENTRY;
+       const int size = SJA1105_SIZE_DYN_CMD;
+
+       sja1105_packing(cmd, &entry->lockeds, 28, 28, size, op);
+
+       return sja1105et_l2_lookup_entry_packing(buf, entry_ptr, op);
+}
+
 static void
 sja1105et_mgmt_route_cmd_packing(void *buf, struct sja1105_dyn_cmd *cmd,
                                 enum packing_op op)
@@ -477,7 +489,7 @@ sja1105et_general_params_entry_packing(void *buf, void *entry_ptr,
 /* SJA1105E/T: First generation */
 struct sja1105_dynamic_table_ops sja1105et_dyn_ops[BLK_IDX_MAX_DYN] = {
        [BLK_IDX_L2_LOOKUP] = {
-               .entry_packing = sja1105et_l2_lookup_entry_packing,
+               .entry_packing = sja1105et_dyn_l2_lookup_entry_packing,
                .cmd_packing = sja1105et_l2_lookup_cmd_packing,
                .access = (OP_READ | OP_WRITE | OP_DEL),
                .max_entry_count = SJA1105_MAX_L2_LOOKUP_COUNT,

diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index b6d8ef0..a573ae1 100644 (file)
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -1254,21 +1254,6 @@ static int sja1105_fdb_dump(struct dsa_switch *ds, int port,
                        continue;
                u64_to_ether_addr(l2_lookup.macaddr, macaddr);
 
-               /* On SJA1105 E/T, the switch doesn't implement the LOCKEDS
-                * bit, so it doesn't tell us whether a FDB entry is static
-                * or not.
-                * But, of course, we can find out - we're the ones who added
-                * it in the first place.
-                */
-               if (priv->info->device_id == SJA1105E_DEVICE_ID ||
-                   priv->info->device_id == SJA1105T_DEVICE_ID) {
-                       int match;
-
-                       match = sja1105_find_static_fdb_entry(priv, port,
-                                                             &l2_lookup);
-                       l2_lookup.lockeds = (match >= 0);
-               }
-
                /* We need to hide the dsa_8021q VLANs from the user. */
                if (!dsa_port_is_vlan_filtering(&ds->ports[port]))
                        l2_lookup.vlanid = 0;