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authorJakub Kicinski <kuba@kernel.org>2023-02-09 12:05:25 -0800
committerJakub Kicinski <kuba@kernel.org>2023-02-09 12:25:40 -0800
commit8697a258ae24703267d2a37d91ab757c91ef027e (patch)
tree7a1798898ac64c72e6cf77d2320f036c963a16c1 /drivers/net/dsa/mt7530.c
parent0b34d68049b09821499b93d50b5a9d7d2ca449f6 (diff)
parent35674e787518768626d3a0ffce1c13a7eeed922d (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
net/devlink/leftover.c / net/core/devlink.c: 565b4824c39f ("devlink: change port event netdev notifier from per-net to global") f05bd8ebeb69 ("devlink: move code to a dedicated directory") 687125b5799c ("devlink: split out core code") https://lore.kernel.org/all/20230208094657.379f2b1a@canb.auug.org.au/ Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/dsa/mt7530.c')
-rw-r--r--drivers/net/dsa/mt7530.c26
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 616b21c90d05..3a15015bc409 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -1302,14 +1302,26 @@ mt7530_port_set_vlan_aware(struct dsa_switch *ds, int port)
if (!priv->ports[port].pvid)
mt7530_rmw(priv, MT7530_PVC_P(port), ACC_FRM_MASK,
MT7530_VLAN_ACC_TAGGED);
- }
- /* Set the port as a user port which is to be able to recognize VID
- * from incoming packets before fetching entry within the VLAN table.
- */
- mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
- VLAN_ATTR(MT7530_VLAN_USER) |
- PVC_EG_TAG(MT7530_VLAN_EG_DISABLED));
+ /* Set the port as a user port which is to be able to recognize
+ * VID from incoming packets before fetching entry within the
+ * VLAN table.
+ */
+ mt7530_rmw(priv, MT7530_PVC_P(port),
+ VLAN_ATTR_MASK | PVC_EG_TAG_MASK,
+ VLAN_ATTR(MT7530_VLAN_USER) |
+ PVC_EG_TAG(MT7530_VLAN_EG_DISABLED));
+ } else {
+ /* Also set CPU ports to the "user" VLAN port attribute, to
+ * allow VLAN classification, but keep the EG_TAG attribute as
+ * "consistent" (i.o.w. don't change its value) for packets
+ * received by the switch from the CPU, so that tagged packets
+ * are forwarded to user ports as tagged, and untagged as
+ * untagged.
+ */
+ mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK,
+ VLAN_ATTR(MT7530_VLAN_USER));
+ }
}
static void