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* [PATCH net-next] net: dsa: mt7530: fix VLAN setup
@ 2020-05-15 15:25 DENG Qingfang
  2020-05-15 15:46 ` Florian Fainelli
  2020-05-15 17:32 ` David Miller
  0 siblings, 2 replies; 3+ messages in thread
From: DENG Qingfang @ 2020-05-15 15:25 UTC (permalink / raw)
  To: netdev
  Cc: Sean Wang, Andrew Lunn, Vivien Didelot, Florian Fainelli,
	David S . Miller, linux-mediatek, Russell King, Matthias Brugger,
	René van Dorst, Tom James, Stijn Segers, riddlariddla,
	Szabolcs Hubai, Paul Fertser

Allow DSA to add VLAN entries even if VLAN filtering is disabled, so
enabling it will not block the traffic of existent ports in the bridge

Signed-off-by: DENG Qingfang <dqfext@gmail.com>
---
 drivers/net/dsa/mt7530.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index a063d914c23f..d30542fc556a 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1085,12 +1085,6 @@ mt7530_port_vlan_add(struct dsa_switch *ds, int port,
 	struct mt7530_priv *priv = ds->priv;
 	u16 vid;
 
-	/* The port is kept as VLAN-unaware if bridge with vlan_filtering not
-	 * being set.
-	 */
-	if (!dsa_port_is_vlan_filtering(dsa_to_port(ds, port)))
-		return;
-
 	mutex_lock(&priv->reg_mutex);
 
 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
@@ -1116,12 +1110,6 @@ mt7530_port_vlan_del(struct dsa_switch *ds, int port,
 	struct mt7530_priv *priv = ds->priv;
 	u16 vid, pvid;
 
-	/* The port is kept as VLAN-unaware if bridge with vlan_filtering not
-	 * being set.
-	 */
-	if (!dsa_port_is_vlan_filtering(dsa_to_port(ds, port)))
-		return 0;
-
 	mutex_lock(&priv->reg_mutex);
 
 	pvid = priv->ports[port].pvid;
@@ -1235,6 +1223,7 @@ mt7530_setup(struct dsa_switch *ds)
 	 * as two netdev instances.
 	 */
 	dn = dsa_to_port(ds, MT7530_CPU_PORT)->master->dev.of_node->parent;
+	ds->configure_vlan_while_not_filtering = true;
 
 	if (priv->id == ID_MT7530) {
 		regulator_set_voltage(priv->core_pwr, 1000000, 1000000);
-- 
2.26.2


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2020-05-15 15:25 [PATCH net-next] net: dsa: mt7530: fix VLAN setup DENG Qingfang
2020-05-15 15:46 ` Florian Fainelli
2020-05-15 17:32 ` David Miller

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