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net: dsa: b53: Set untag_bridge_pvid 

Indicate to the DSA receive path that we need to untage the bridge PVID,
this allows us to remove the dsa_untag_bridge_pvid() calls from
net/dsa/tag_brcm.c.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2020-10-01 19:42:13 -07:00 committed by David S. Miller
parent 1dc0408cdf
commit 1c5ad5a940
2 changed files with 3 additions and 13 deletions
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1
drivers/net/dsa/b53/b53_common.c
View File

@ -2603,6 +2603,7 @@ struct b53_device *b53_switch_alloc(struct device *base,
dev->ops = ops;
ds->ops = &b53_switch_ops;
ds->configure_vlan_while_not_filtering = true;
ds->untag_bridge_pvid = true;
dev->vlan_enabled = ds->configure_vlan_while_not_filtering;
mutex_init(&dev->reg_mutex);
mutex_init(&dev->stats_mutex);

15
net/dsa/tag_brcm.c
View File

@ -152,11 +152,6 @@ static struct sk_buff *brcm_tag_rcv_ll(struct sk_buff *skb,
/* Remove Broadcom tag and update checksum */
skb_pull_rcsum(skb, BRCM_TAG_LEN);
/* Set the MAC header to where it should point for
* dsa_untag_bridge_pvid() to parse the correct VLAN header.
*/
skb_set_mac_header(skb, -ETH_HLEN);
skb->offload_fwd_mark = 1;
return skb;
@ -187,7 +182,7 @@ static struct sk_buff *brcm_tag_rcv(struct sk_buff *skb, struct net_device *dev,
nskb->data - ETH_HLEN - BRCM_TAG_LEN,
2 * ETH_ALEN);
return dsa_untag_bridge_pvid(nskb);
return nskb;
}
static const struct dsa_device_ops brcm_netdev_ops = {
@ -214,14 +209,8 @@ static struct sk_buff *brcm_tag_rcv_prepend(struct sk_buff *skb,
struct net_device *dev,
struct packet_type *pt)
{
struct sk_buff *nskb;
/* tag is prepended to the packet */
nskb = brcm_tag_rcv_ll(skb, dev, pt, ETH_HLEN);
if (!nskb)
return nskb;
return dsa_untag_bridge_pvid(nskb);
return brcm_tag_rcv_ll(skb, dev, pt, ETH_HLEN);
}
static const struct dsa_device_ops brcm_prepend_netdev_ops = {