Commit 18be654a authored by Ansuel Smith's avatar Ansuel Smith Committed by David S. Miller
Browse files

net: dsa: tag_qca: add define for handling MIB packet 



Add struct to correctly parse a mib Ethernet packet.

Signed-off-by: default avatarAnsuel Smith <ansuelsmth@gmail.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c2ee8181

include/linux/dsa/tag_qca.h

+10 −0
Original line number Diff line number Diff line
@@ -62,4 +62,14 @@ struct qca_mgmt_ethhdr { 
	__be16 hdr;		/* qca hdr */

} __packed;



enum mdio_cmd {

	MDIO_WRITE = 0x0,

	MDIO_READ

};



struct mib_ethhdr {

	u32 data[3];		/* first 3 mib counter */

	__be16 hdr;		/* qca hdr */

} __packed;



#endif /* __TAG_QCA_H */

net/dsa/tag_qca.c

+4 −0
Original line number Diff line number Diff line
@@ -57,6 +57,10 @@ static struct sk_buff *qca_tag_rcv(struct sk_buff *skb, struct net_device *dev) 
	if (pk_type == QCA_HDR_RECV_TYPE_RW_REG_ACK)

		return NULL;



	/* Ethernet MIB counter packet */

	if (pk_type == QCA_HDR_RECV_TYPE_MIB)

		return NULL;



	/* Remove QCA tag and recalculate checksum */

	skb_pull_rcsum(skb, QCA_HDR_LEN);

	dsa_strip_etype_header(skb, QCA_HDR_LEN);