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net: dsa: lan9303: add VLAN IDs to master device

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If the master device does VLAN filtering, the IDs used by the switch
must be added for any frames to be received.  Do this in the
port_enable() function, and remove them in port_disable().

Fixes: a1292595e0 ("net: dsa: add new DSA switch driver for the SMSC-LAN9303")
Signed-off-by: Mans Rullgard <mans@mansr.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://lore.kernel.org/r/20220216204818.28746-1-mans@mansr.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Mans Rullgard 2022-02-16 20:48:18 +00:00 committed by Jakub Kicinski
parent 017b355bbd
commit 430065e267
2 changed files with 10 additions and 2 deletions
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1
drivers/net/dsa/Kconfig
View File

@ -82,6 +82,7 @@ config NET_DSA_REALTEK_SMI
config NET_DSA_SMSC_LAN9303
tristate
depends on VLAN_8021Q || VLAN_8021Q=n
select NET_DSA_TAG_LAN9303
select REGMAP
help

11
drivers/net/dsa/lan9303-core.c
View File

@ -10,6 +10,7 @@
#include <linux/mii.h>
#include <linux/phy.h>
#include <linux/if_bridge.h>
#include <linux/if_vlan.h>
#include <linux/etherdevice.h>
#include "lan9303.h"
@ -1083,21 +1084,27 @@ static void lan9303_adjust_link(struct dsa_switch *ds, int port,
static int lan9303_port_enable(struct dsa_switch *ds, int port,
struct phy_device *phy)
{
struct dsa_port *dp = dsa_to_port(ds, port);
struct lan9303 *chip = ds->priv;
if (!dsa_is_user_port(ds, port))
if (!dsa_port_is_user(dp))
return 0;
vlan_vid_add(dp->cpu_dp->master, htons(ETH_P_8021Q), port);
return lan9303_enable_processing_port(chip, port);
}
static void lan9303_port_disable(struct dsa_switch *ds, int port)
{
struct dsa_port *dp = dsa_to_port(ds, port);
struct lan9303 *chip = ds->priv;
if (!dsa_is_user_port(ds, port))
if (!dsa_port_is_user(dp))
return;
vlan_vid_del(dp->cpu_dp->master, htons(ETH_P_8021Q), port);
lan9303_disable_processing_port(chip, port);
lan9303_phy_write(ds, chip->phy_addr_base + port, MII_BMCR, BMCR_PDOWN);
}