linux-kernel - [PATCH net-next v3 3/5] net: dsa: Add support for offloaded locked port flag

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Message-Id: <20220218155148.2329797-4-schultz.hans+netdev@gmail.com>
Date:   Fri, 18 Feb 2022 16:51:46 +0100
From:   Hans Schultz <schultz.hans@...il.com>
To:     davem@...emloft.net, kuba@...nel.org
Cc:     netdev@...r.kernel.org,
        Hans Schultz <schultz.hans+netdev@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        Shuah Khan <shuah@...nel.org>,
        Stephen Suryaputra <ssuryaextr@...il.com>,
        David Ahern <dsahern@...nel.org>,
        Ido Schimmel <idosch@...dia.com>,
        Petr Machata <petrm@...dia.com>,
        Amit Cohen <amcohen@...dia.com>,
        Po-Hsu Lin <po-hsu.lin@...onical.com>,
        Baowen Zheng <baowen.zheng@...igine.com>,
        linux-kernel@...r.kernel.org, bridge@...ts.linux-foundation.org,
        linux-kselftest@...r.kernel.org
Subject: [PATCH net-next v3 3/5] net: dsa: Add support for offloaded locked port flag

Among the switchcores that support this feature is the Marvell
mv88e6xxx family.

Signed-off-by: Hans Schultz <schultz.hans+netdev@...il.com>
---
 net/dsa/port.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/dsa/port.c b/net/dsa/port.c
index bd78192e0e47..01ed22ed74a1 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -176,7 +176,7 @@ static int dsa_port_inherit_brport_flags(struct dsa_port *dp,
 					 struct netlink_ext_ack *extack)
 {
 	const unsigned long mask = BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD |
-				   BR_BCAST_FLOOD;
+				   BR_BCAST_FLOOD | BR_PORT_LOCKED;
 	struct net_device *brport_dev = dsa_port_to_bridge_port(dp);
 	int flag, err;
 
@@ -200,7 +200,7 @@ static void dsa_port_clear_brport_flags(struct dsa_port *dp)
 {
 	const unsigned long val = BR_FLOOD | BR_MCAST_FLOOD | BR_BCAST_FLOOD;
 	const unsigned long mask = BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD |
-				   BR_BCAST_FLOOD;
+				   BR_BCAST_FLOOD | BR_PORT_LOCKED;
 	int flag, err;
 
 	for_each_set_bit(flag, &mask, 32) {
-- 
2.30.2