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path: root/drivers/net/dsa/dsa_loop.c
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Diffstat (limited to 'drivers/net/dsa/dsa_loop.c')
-rw-r--r--drivers/net/dsa/dsa_loop.c59
1 files changed, 57 insertions, 2 deletions
diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c
index eb600b3dbf26..e38906ae8f23 100644
--- a/drivers/net/dsa/dsa_loop.c
+++ b/drivers/net/dsa/dsa_loop.c
@@ -28,6 +28,53 @@ static struct dsa_loop_mib_entry dsa_loop_mibs[] = {
static struct phy_device *phydevs[PHY_MAX_ADDR];
+enum dsa_loop_devlink_resource_id {
+ DSA_LOOP_DEVLINK_PARAM_ID_VTU,
+};
+
+static u64 dsa_loop_devlink_vtu_get(void *priv)
+{
+ struct dsa_loop_priv *ps = priv;
+ unsigned int i, count = 0;
+ struct dsa_loop_vlan *vl;
+
+ for (i = 0; i < ARRAY_SIZE(ps->vlans); i++) {
+ vl = &ps->vlans[i];
+ if (vl->members)
+ count++;
+ }
+
+ return count;
+}
+
+static int dsa_loop_setup_devlink_resources(struct dsa_switch *ds)
+{
+ struct devlink_resource_size_params size_params;
+ struct dsa_loop_priv *ps = ds->priv;
+ int err;
+
+ devlink_resource_size_params_init(&size_params, ARRAY_SIZE(ps->vlans),
+ ARRAY_SIZE(ps->vlans),
+ 1, DEVLINK_RESOURCE_UNIT_ENTRY);
+
+ err = dsa_devlink_resource_register(ds, "VTU", ARRAY_SIZE(ps->vlans),
+ DSA_LOOP_DEVLINK_PARAM_ID_VTU,
+ DEVLINK_RESOURCE_ID_PARENT_TOP,
+ &size_params);
+ if (err)
+ goto out;
+
+ dsa_devlink_resource_occ_get_register(ds,
+ DSA_LOOP_DEVLINK_PARAM_ID_VTU,
+ dsa_loop_devlink_vtu_get, ps);
+
+ return 0;
+
+out:
+ dsa_devlink_resources_unregister(ds);
+ return err;
+}
+
static enum dsa_tag_protocol dsa_loop_get_protocol(struct dsa_switch *ds,
int port,
enum dsa_tag_protocol mp)
@@ -48,7 +95,12 @@ static int dsa_loop_setup(struct dsa_switch *ds)
dev_dbg(ds->dev, "%s\n", __func__);
- return 0;
+ return dsa_loop_setup_devlink_resources(ds);
+}
+
+static void dsa_loop_teardown(struct dsa_switch *ds)
+{
+ dsa_devlink_resources_unregister(ds);
}
static int dsa_loop_get_sset_count(struct dsa_switch *ds, int port, int sset)
@@ -138,7 +190,8 @@ static void dsa_loop_port_stp_state_set(struct dsa_switch *ds, int port,
}
static int dsa_loop_port_vlan_filtering(struct dsa_switch *ds, int port,
- bool vlan_filtering)
+ bool vlan_filtering,
+ struct switchdev_trans *trans)
{
dev_dbg(ds->dev, "%s: port: %d, vlan_filtering: %d\n",
__func__, port, vlan_filtering);
@@ -243,6 +296,7 @@ static int dsa_loop_port_max_mtu(struct dsa_switch *ds, int port)
static const struct dsa_switch_ops dsa_loop_driver = {
.get_tag_protocol = dsa_loop_get_protocol,
.setup = dsa_loop_setup,
+ .teardown = dsa_loop_teardown,
.get_strings = dsa_loop_get_strings,
.get_ethtool_stats = dsa_loop_get_ethtool_stats,
.get_sset_count = dsa_loop_get_sset_count,
@@ -290,6 +344,7 @@ static int dsa_loop_drv_probe(struct mdio_device *mdiodev)
ds->dev = &mdiodev->dev;
ds->ops = &dsa_loop_driver;
ds->priv = ps;
+ ds->configure_vlan_while_not_filtering = true;
ps->bus = mdiodev->bus;
dev_set_drvdata(&mdiodev->dev, ds);