diff options
| author | DENG Qingfang <dqfext@gmail.com> | 2021-03-15 20:09:40 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-03-16 21:54:41 +0300 |
| commit | 5a30833b9a16f8d1aa15de06636f9317ca51f9df (patch) | |
| tree | ec3142603617da0e06d93f04fe01c19b7652723f /net/dsa | |
| parent | 4b9068b74127f33469429b9c0aee984091897cfd (diff) | |
| download | linux-5a30833b9a16f8d1aa15de06636f9317ca51f9df.tar.xz | |
net: dsa: mt7530: support MDB and bridge flag operations
Support port MDB and bridge flag operations.
As the hardware can manage multicast forwarding itself, offload_fwd_mark
can be unconditionally set to true.
Signed-off-by: DENG Qingfang <dqfext@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/tag_mtk.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c index 59748487664f..f9b2966d1936 100644 --- a/net/dsa/tag_mtk.c +++ b/net/dsa/tag_mtk.c @@ -24,9 +24,6 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, struct dsa_port *dp = dsa_slave_to_port(dev); u8 xmit_tpid; u8 *mtk_tag; - unsigned char *dest = eth_hdr(skb)->h_dest; - bool is_multicast_skb = is_multicast_ether_addr(dest) && - !is_broadcast_ether_addr(dest); /* Build the special tag after the MAC Source Address. If VLAN header * is present, it's required that VLAN header and special tag is @@ -55,10 +52,6 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, mtk_tag[0] = xmit_tpid; mtk_tag[1] = (1 << dp->index) & MTK_HDR_XMIT_DP_BIT_MASK; - /* Disable SA learning for multicast frames */ - if (unlikely(is_multicast_skb)) - mtk_tag[1] |= MTK_HDR_XMIT_SA_DIS; - /* Tag control information is kept for 802.1Q */ if (xmit_tpid == MTK_HDR_XMIT_UNTAGGED) { mtk_tag[2] = 0; @@ -74,9 +67,6 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev, u16 hdr; int port; __be16 *phdr; - unsigned char *dest = eth_hdr(skb)->h_dest; - bool is_multicast_skb = is_multicast_ether_addr(dest) && - !is_broadcast_ether_addr(dest); if (unlikely(!pskb_may_pull(skb, MTK_HDR_LEN))) return NULL; @@ -102,9 +92,7 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev, if (!skb->dev) return NULL; - /* Only unicast or broadcast frames are offloaded */ - if (likely(!is_multicast_skb)) - skb->offload_fwd_mark = 1; + skb->offload_fwd_mark = 1; return skb; } |