diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0246-net-mscc-ocelot-limit-vlan-ingress-filtering-to-actu.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0246-net-mscc-ocelot-limit-vlan-ingress-filtering-to-actu.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0246-net-mscc-ocelot-limit-vlan-ingress-filtering-to-actu.patch b/target/linux/layerscape/patches-5.4/701-net-0246-net-mscc-ocelot-limit-vlan-ingress-filtering-to-actu.patch new file mode 100644 index 0000000000..532db74c83 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0246-net-mscc-ocelot-limit-vlan-ingress-filtering-to-actu.patch @@ -0,0 +1,28 @@ +From acc105226493e7cfdb6e72d130c36f21e951fc1f Mon Sep 17 00:00:00 2001 +From: Vladimir Oltean <vladimir.oltean@nxp.com> +Date: Sat, 9 Nov 2019 15:02:55 +0200 +Subject: [PATCH] net: mscc: ocelot: limit vlan ingress filtering to actual + number of ports + +The VSC7514 switch (Ocelot) is a 10-port device, while VSC9959 (Felix) +is 6-port. Therefore the VLAN filtering mask would be out of bounds when +calling for this new switch. Fix that. + +Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/ethernet/mscc/ocelot.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/net/ethernet/mscc/ocelot.c ++++ b/drivers/net/ethernet/mscc/ocelot.c +@@ -389,7 +389,8 @@ static void ocelot_vlan_init(struct ocel + /* Set vlan ingress filter mask to all ports but the CPU port by + * default. + */ +- ocelot_write(ocelot, GENMASK(9, 0), ANA_VLANMASK); ++ ocelot_write(ocelot, GENMASK(ocelot->num_phys_ports - 1, 0), ++ ANA_VLANMASK); + + for (port = 0; port < ocelot->num_phys_ports; port++) { + ocelot_write_gix(ocelot, 0, REW_PORT_VLAN_CFG, port); |