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authorDENG Qingfang <dqfext@gmail.com>2020-12-10 20:03:22 +0300
committerJakub Kicinski <kuba@kernel.org>2020-12-13 02:00:56 +0300
commit771c8901568dd8776a260aa93db41be88a60389e (patch)
tree91f7fa10eb6d13dbd58f8ed0bf8fde2b0f651469
parente2437ac2f59d96a5f3a2969ac59fa53edd4ee850 (diff)
downloadlinux-771c8901568dd8776a260aa93db41be88a60389e.tar.xz
net: dsa: mt7530: enable MTU normalization
MT7530 has a global RX length register, so we are actually changing its MRU. Enable MTU normalization for this reason. Signed-off-by: DENG Qingfang <dqfext@gmail.com> Acked-by: Landen Chao <landen.chao@mediatek.com> Reviewed-by: Vladimir Oltean <olteanv@gmail.com> Link: https://lore.kernel.org/r/20201210170322.3433-1-dqfext@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/dsa/mt7530.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 99bf8fed6536..a67cac15a724 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1657,6 +1657,7 @@ mt7530_setup(struct dsa_switch *ds)
*/
dn = dsa_to_port(ds, MT7530_CPU_PORT)->master->dev.of_node->parent;
ds->configure_vlan_while_not_filtering = true;
+ ds->mtu_enforcement_ingress = true;
if (priv->id == ID_MT7530) {
regulator_set_voltage(priv->core_pwr, 1000000, 1000000);
@@ -1895,6 +1896,7 @@ mt7531_setup(struct dsa_switch *ds)
}
ds->configure_vlan_while_not_filtering = true;
+ ds->mtu_enforcement_ingress = true;
/* Flush the FDB table */
ret = mt7530_fdb_cmd(priv, MT7530_FDB_FLUSH, NULL);