netdev - [PATCH net-next 1/4] net: dsa: bcm_sf2: Split fast age into a helper function

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Message-Id: <1465519328-14249-2-git-send-email-f.fainelli@gmail.com>
Date:	Thu,  9 Jun 2016 17:42:05 -0700
From:	Florian Fainelli <f.fainelli@...il.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, andrew@...n.ch,
	vivien.didelot@...oirfairelinux.com, jiri@...lanox.com,
	idosch@...lanox.com, Florian Fainelli <f.fainelli@...il.com>
Subject: [PATCH net-next 1/4] net: dsa: bcm_sf2: Split fast age into a helper function

Add a helper function to fast age something that is controlled by the
caller: port, VLAN. We will use this to implement a VLAN fast age
operation.

Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 drivers/net/dsa/bcm_sf2.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index d6625783703f..ad22caba51e5 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -461,17 +461,11 @@ static int bcm_sf2_sw_set_eee(struct dsa_switch *ds, int port,
 	return 0;
 }
 
-/* Fast-ageing of ARL entries for a given port, equivalent to an ARL
- * flush for that port.
- */
-static int bcm_sf2_sw_fast_age_port(struct dsa_switch  *ds, int port)
+static int bcm_sf2_fast_age_op(struct bcm_sf2_priv *priv)
 {
-	struct bcm_sf2_priv *priv = ds_to_priv(ds);
 	unsigned int timeout = 1000;
 	u32 reg;
 
-	core_writel(priv, port, CORE_FAST_AGE_PORT);
-
 	reg = core_readl(priv, CORE_FAST_AGE_CTRL);
 	reg |= EN_AGE_PORT | EN_AGE_DYNAMIC | FAST_AGE_STR_DONE;
 	core_writel(priv, reg, CORE_FAST_AGE_CTRL);
@@ -492,6 +486,18 @@ static int bcm_sf2_sw_fast_age_port(struct dsa_switch  *ds, int port)
 	return 0;
 }
 
+/* Fast-ageing of ARL entries for a given port, equivalent to an ARL
+ * flush for that port.
+ */
+static int bcm_sf2_sw_fast_age_port(struct dsa_switch *ds, int port)
+{
+	struct bcm_sf2_priv *priv = ds_to_priv(ds);
+
+	core_writel(priv, port, CORE_FAST_AGE_PORT);
+
+	return bcm_sf2_fast_age_op(priv);
+}
+
 static int bcm_sf2_sw_br_join(struct dsa_switch *ds, int port,
 			      struct net_device *bridge)
 {
-- 
2.7.4