[RFC net-next 3/3] net: dsa: tag_qca: set offload_fwd_mark

[DENG Qingfang <dqfext@gmail.com>]

As we offload flooding and forwarding, set offload_fwd_mark according to
Atheros header's type.

Signed-off-by: DENG Qingfang <dqfext@gmail.com>
---
 net/dsa/tag_qca.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/net/dsa/tag_qca.c b/net/dsa/tag_qca.c
index 6e3136990491..ee5c1fdfef47 100644
--- a/net/dsa/tag_qca.c
+++ b/net/dsa/tag_qca.c
@@ -50,7 +50,7 @@ static struct sk_buff *qca_tag_xmit(struct sk_buff *skb, struct net_device *dev)
 
 static struct sk_buff *qca_tag_rcv(struct sk_buff *skb, struct net_device *dev)
 {
-	u8 ver;
+	u8 ver, type;
 	u16  hdr;
 	int port;
 	__be16 *phdr;
@@ -82,6 +82,15 @@ static struct sk_buff *qca_tag_rcv(struct sk_buff *skb, struct net_device *dev)
 	if (!skb->dev)
 		return NULL;
 
+	type = (hdr & QCA_HDR_RECV_TYPE_MASK) >> QCA_HDR_RECV_TYPE_S;
+	switch (type) {
+	case 0x00: /* Normal packet */
+	case 0x19: /* Flooding to CPU */
+	case 0x1a: /* Forwarding to CPU */
+		dsa_default_offload_fwd_mark(skb);
+		break;
+	}
+
 	return skb;
 }
 
-- 
2.25.1