ddcebda08b
Add kernel tag that introduced the patch on backport patch. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
46 lines
1.3 KiB
Diff
46 lines
1.3 KiB
Diff
From 18be654a4345f7d937b4bfbad74bea8093e3a93c Mon Sep 17 00:00:00 2001
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From: Ansuel Smith <ansuelsmth@gmail.com>
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Date: Wed, 2 Feb 2022 01:03:26 +0100
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Subject: [PATCH 07/16] net: dsa: tag_qca: add define for handling MIB packet
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Add struct to correctly parse a mib Ethernet packet.
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Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
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Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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include/linux/dsa/tag_qca.h | 10 ++++++++++
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net/dsa/tag_qca.c | 4 ++++
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2 files changed, 14 insertions(+)
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--- a/include/linux/dsa/tag_qca.h
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+++ b/include/linux/dsa/tag_qca.h
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@@ -62,4 +62,14 @@ struct qca_mgmt_ethhdr {
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__be16 hdr; /* qca hdr */
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} __packed;
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+enum mdio_cmd {
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+ MDIO_WRITE = 0x0,
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+ MDIO_READ
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+};
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+
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+struct mib_ethhdr {
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+ u32 data[3]; /* first 3 mib counter */
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+ __be16 hdr; /* qca hdr */
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+} __packed;
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+
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#endif /* __TAG_QCA_H */
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--- a/net/dsa/tag_qca.c
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+++ b/net/dsa/tag_qca.c
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@@ -57,6 +57,10 @@ static struct sk_buff *qca_tag_rcv(struc
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if (pk_type == QCA_HDR_RECV_TYPE_RW_REG_ACK)
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return NULL;
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+ /* Ethernet MIB counter packet */
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+ if (pk_type == QCA_HDR_RECV_TYPE_MIB)
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+ return NULL;
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+
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/* Remove QCA tag and recalculate checksum */
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skb_pull_rcsum(skb, QCA_HDR_LEN);
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dsa_strip_etype_header(skb, QCA_HDR_LEN);
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