Commit 6b30cfa8 authored by Oleksij Rempel's avatar Oleksij Rempel Committed by Paolo Abeni
Browse files

net: dsa: microchip: enable MTU normalization for KSZ8795 and KSZ9477 compatible switches 



KSZ8795 and KSZ9477 compatible series of switches use global max frame
size configuration register. So, enable MTU normalization for this reason.

Signed-off-by: default avatarOleksij Rempel <o.rempel@pengutronix.de>
Acked-by: default avatarArun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: default avatarVladimir Oltean <olteanv@gmail.com>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent 29d1e85f

drivers/net/dsa/microchip/ksz8795.c

+2 −0
Original line number Diff line number Diff line
@@ -1357,6 +1357,8 @@ int ksz8_setup(struct dsa_switch *ds) 
	struct ksz_device *dev = ds->priv;

	int i;



	ds->mtu_enforcement_ingress = true;



	ksz_cfg(dev, S_REPLACE_VID_CTRL, SW_FLOW_CTRL, true);



	/* Enable automatic fast aging when link changed detected. */

drivers/net/dsa/microchip/ksz9477.c

+2 −0
Original line number Diff line number Diff line
@@ -1134,6 +1134,8 @@ int ksz9477_setup(struct dsa_switch *ds) 
	struct ksz_device *dev = ds->priv;

	int ret = 0;



	ds->mtu_enforcement_ingress = true;



	/* Required for port partitioning. */

	ksz9477_cfg32(dev, REG_SW_QM_CTRL__4, UNICAST_VLAN_BOUNDARY,

		      true);