netdev - [PATCH net-next 4/7] net: dsa: mv88e6xxx: flush ATU on initial setup

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Date:	Fri,  4 Sep 2015 14:34:13 -0400
From:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:	netdev@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
	"David S. Miller" <davem@...emloft.net>,
	Guenter Roeck <linux@...ck-us.net>,
	Andrew Lunn <andrew@...n.ch>,
	Florian Fainelli <f.fainelli@...il.com>,
	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Subject: [PATCH net-next 4/7] net: dsa: mv88e6xxx: flush ATU on initial setup

Purge all MAC addresses from the entire set of address databases when
the driver initializes the device.

Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
 drivers/net/dsa/mv88e6xxx.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index c67090f..38c8d4a 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2685,6 +2685,11 @@ int mv88e6xxx_setup_global(struct dsa_switch *ds)
 	if (ret < 0)
 		goto unlock;
 
+	/* Clear all ATU entries */
+	ret = _mv88e6xxx_atu_flush(ds, 0, true);
+	if (ret < 0)
+		goto unlock;
+
 	/* Clear all the VTU and STU entries */
 	ret = _mv88e6xxx_vtu_stu_flush(ds);
 unlock:
-- 
2.5.1

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