[net-next PATCH v8 07/16] net: dsa: tag_qca: add define for handling MIB packet
From: Ansuel Smith <ansuelsmth@gmail.com>
Date: 2022-02-02 00:04:35
Also in:
lkml
Subsystem:
networking [dsa], networking [general], the rest · Maintainers:
Andrew Lunn, Vladimir Oltean, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Add struct to correctly parse a mib Ethernet packet. Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> --- include/linux/dsa/tag_qca.h | 10 ++++++++++ net/dsa/tag_qca.c | 4 ++++ 2 files changed, 14 insertions(+)
diff --git a/include/linux/dsa/tag_qca.h b/include/linux/dsa/tag_qca.h
index f366422ab7a0..1fff57f2937b 100644
--- a/include/linux/dsa/tag_qca.h
+++ b/include/linux/dsa/tag_qca.h@@ -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 */
diff --git a/net/dsa/tag_qca.c b/net/dsa/tag_qca.c
index f17ed5be20c2..be792cf687d9 100644
--- a/net/dsa/tag_qca.c
+++ b/net/dsa/tag_qca.c@@ -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);
--
2.33.1