From: Ansuel Smith <ansuelsmth@gmail•com>
To: Andrew Lunn <andrew@lunn•ch>,
Vivien Didelot <vivien.didelot@gmail•com>,
Florian Fainelli <f.fainelli@gmail•com>,
Vladimir Oltean <olteanv@gmail•com>,
"David S. Miller" <davem@davemloft•net>,
Jakub Kicinski <kuba@kernel•org>,
linux-kernel@vger•kernel.org, netdev@vger•kernel.org
Cc: Ansuel Smith <ansuelsmth@gmail•com>
Subject: [RFC PATCH v7 07/16] net: dsa: tag_qca: add define for handling MIB packet
Date: Sun, 23 Jan 2022 02:33:28 +0100 [thread overview]
Message-ID: <20220123013337.20945-8-ansuelsmth@gmail.com> (raw)
In-Reply-To: <20220123013337.20945-1-ansuelsmth@gmail.com>
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 1a02f695f3a3..87dd84e31304 100644
--- a/include/linux/dsa/tag_qca.h
+++ b/include/linux/dsa/tag_qca.h
@@ -62,4 +62,14 @@ struct 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 c57d6e1a0c0c..fdaa1b322d25 100644
--- a/net/dsa/tag_qca.c
+++ b/net/dsa/tag_qca.c
@@ -55,6 +55,10 @@ 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
next prev parent reply other threads:[~2022-01-23 1:34 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-23 1:33 [RFC PATCH v7 00/16] Add support for qca8k mdio rw in Ethernet packet Ansuel Smith
2022-01-23 1:33 ` [RFC PATCH v7 01/16] net: dsa: provide switch operations for tracking the master state Ansuel Smith
2022-01-26 3:22 ` Florian Fainelli
2022-01-26 21:00 ` Vladimir Oltean
2022-01-23 1:33 ` [RFC PATCH v7 02/16] net: dsa: replay master state events in dsa_tree_{setup,teardown}_master Ansuel Smith
2022-01-26 3:27 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 03/16] net: dsa: tag_qca: convert to FIELD macro Ansuel Smith
2022-01-24 16:00 ` Vladimir Oltean
2022-01-26 3:28 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 04/16] net: dsa: tag_qca: move define to include linux/dsa Ansuel Smith
2022-01-24 15:59 ` Vladimir Oltean
2022-01-26 3:28 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 05/16] net: dsa: tag_qca: enable promisc_on_master flag Ansuel Smith
2022-01-26 3:28 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 06/16] net: dsa: tag_qca: add define for handling mgmt Ethernet packet Ansuel Smith
2022-01-24 16:05 ` Vladimir Oltean
2022-01-24 16:16 ` Ansuel Smith
2022-01-26 3:54 ` Florian Fainelli
2022-01-26 4:01 ` Ansuel Smith
2022-01-26 4:02 ` Florian Fainelli
2022-01-26 4:05 ` Ansuel Smith
2022-01-26 3:57 ` Florian Fainelli
2022-01-23 1:33 ` Ansuel Smith [this message]
2022-01-23 1:33 ` [RFC PATCH v7 08/16] net: dsa: tag_qca: add support for handling mgmt and MIB " Ansuel Smith
2022-01-24 16:08 ` Vladimir Oltean
2022-01-26 3:34 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 09/16] net: dsa: qca8k: add tracking state of master port Ansuel Smith
2022-01-26 3:37 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 10/16] net: dsa: qca8k: add support for mgmt read/write in Ethernet packet Ansuel Smith
2022-01-24 16:32 ` Vladimir Oltean
2022-01-24 16:48 ` Ansuel Smith
2022-01-25 14:54 ` Vladimir Oltean
2022-01-23 1:33 ` [RFC PATCH v7 11/16] net: dsa: qca8k: add support for mib autocast " Ansuel Smith
2022-01-25 15:12 ` Vladimir Oltean
2022-01-23 1:33 ` [RFC PATCH v7 12/16] net: dsa: qca8k: add support for phy read/write with mgmt Ethernet Ansuel Smith
2022-01-25 15:03 ` Vladimir Oltean
2022-01-25 23:14 ` Ansuel Smith
2022-01-26 1:48 ` Vladimir Oltean
2022-01-26 1:57 ` Ansuel Smith
2022-01-26 22:05 ` Vladimir Oltean
2022-01-23 1:33 ` [RFC PATCH v7 13/16] net: dsa: qca8k: move page cache to driver priv Ansuel Smith
2022-01-26 3:50 ` Florian Fainelli
2022-02-01 21:39 ` Ansuel Smith
2022-01-23 1:33 ` [RFC PATCH v7 14/16] net: dsa: qca8k: cache lo and hi for mdio write Ansuel Smith
2022-01-26 3:42 ` Florian Fainelli
2022-01-23 1:33 ` [RFC PATCH v7 15/16] net: da: qca8k: add support for larger read/write size with mgmt Ethernet Ansuel Smith
2022-01-26 3:48 ` Florian Fainelli
2022-01-26 3:57 ` Ansuel Smith
2022-01-23 1:33 ` [RFC PATCH v7 16/16] net: dsa: qca8k: introduce qca8k_bulk_read/write function Ansuel Smith
2022-01-26 3:45 ` Florian Fainelli
2022-01-26 3:53 ` Ansuel Smith
2022-01-30 13:59 ` [RFC PATCH v7 00/16] Add support for qca8k mdio rw in Ethernet packet Ansuel Smith
2022-01-30 17:07 ` Florian Fainelli
2022-02-03 17:59 ` Ansuel Smith
2022-02-03 18:21 ` Vladimir Oltean
2022-02-03 20:10 ` Jakub Kicinski
2022-02-03 20:31 ` Ansuel Smith
2022-02-03 21:25 ` Vladimir Oltean
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