linux-kernel - [PATCH net-next 6/9] net: dsa: Add a private structure pointer to dsa

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Message-Id: <20190504011826.30477-7-olteanv@gmail.com>
Date:   Sat,  4 May 2019 04:18:23 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     f.fainelli@...il.com, vivien.didelot@...il.com, andrew@...n.ch,
        davem@...emloft.net
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Vladimir Oltean <olteanv@...il.com>
Subject: [PATCH net-next 6/9] net: dsa: Add a private structure pointer to dsa_port

This is supposed to share information between the driver and the tagger,
or used by the tagger to keep some state. Its use is optional.

Signed-off-by: Vladimir Oltean <olteanv@...il.com>
---
 include/net/dsa.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/net/dsa.h b/include/net/dsa.h
index 936d53139865..b9e0ef6c5750 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -207,6 +207,12 @@ struct dsa_port {
 	struct work_struct	xmit_work;
 	struct sk_buff_head	xmit_queue;
 
+	/*
+	 * Give the switch driver somewhere to hang its per-port private data
+	 * structures (accessible from the tagger).
+	 */
+	void *priv;
+
 	/*
 	 * Original copy of the master netdev ethtool_ops
 	 */
-- 
2.17.1