3 files changed, 43 insertions, 7 deletions

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 907af62846ba..526ba2ab66f1 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -342,6 +342,13 @@ static void b53_set_forwarding(struct b53_device *dev, int enable)
 	b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_CTRL, &mgmt);
 	mgmt |= B53_MII_DUMB_FWDG_EN;
 	b53_write8(dev, B53_CTRL_PAGE, B53_SWITCH_CTRL, mgmt);
+
+	/* Look at B53_UC_FWD_EN and B53_MC_FWD_EN to decide whether
+	 * frames should be flooded or not.
+	 */
+	b53_read8(dev, B53_CTRL_PAGE, B53_IP_MULTICAST_CTRL, &mgmt);
+	mgmt |= B53_UC_FWD_EN | B53_MC_FWD_EN;
+	b53_write8(dev, B53_CTRL_PAGE, B53_IP_MULTICAST_CTRL, mgmt);
 }
 
 static void b53_enable_vlan(struct b53_device *dev, bool enable,
@@ -510,10 +517,15 @@ EXPORT_SYMBOL(b53_imp_vlan_setup);
 int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy)
 {
 	struct b53_device *dev = ds->priv;
-	unsigned int cpu_port = ds->ports[port].cpu_dp->index;
+	unsigned int cpu_port;
 	int ret = 0;
 	u16 pvlan;
 
+	if (!dsa_is_user_port(ds, port))
+		return 0;
+
+	cpu_port = ds->ports[port].cpu_dp->index;
+
 	if (dev->ops->irq_enable)
 		ret = dev->ops->irq_enable(dev, port);
 	if (ret)
@@ -1748,6 +1760,31 @@ void b53_br_fast_age(struct dsa_switch *ds, int port)
 }
 EXPORT_SYMBOL(b53_br_fast_age);
 
+int b53_br_egress_floods(struct dsa_switch *ds, int port,
+			 bool unicast, bool multicast)
+{
+	struct b53_device *dev = ds->priv;
+	u16 uc, mc;
+
+	b53_read16(dev, B53_CTRL_PAGE, B53_UC_FWD_EN, &uc);
+	if (unicast)
+		uc |= BIT(port);
+	else
+		uc &= ~BIT(port);
+	b53_write16(dev, B53_CTRL_PAGE, B53_UC_FWD_EN, uc);
+
+	b53_read16(dev, B53_CTRL_PAGE, B53_MC_FWD_EN, &mc);
+	if (multicast)
+		mc |= BIT(port);
+	else
+		mc &= ~BIT(port);
+	b53_write16(dev, B53_CTRL_PAGE, B53_MC_FWD_EN, mc);
+
+	return 0;
+
+}
+EXPORT_SYMBOL(b53_br_egress_floods);
+
 static bool b53_possible_cpu_port(struct dsa_switch *ds, int port)
 {
 	/* Broadcom switches will accept enabling Broadcom tags on the
@@ -1948,6 +1985,7 @@ static const struct dsa_switch_ops b53_switch_ops = {
 	.port_bridge_leave	= b53_br_leave,
 	.port_stp_state_set	= b53_br_set_stp_state,
 	.port_fast_age		= b53_br_fast_age,
+	.port_egress_floods	= b53_br_egress_floods,
 	.port_vlan_filtering	= b53_vlan_filtering,
 	.port_vlan_prepare	= b53_vlan_prepare,
 	.port_vlan_add		= b53_vlan_add,
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index f25bc80c4ffc..a7dd8acc281b 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -319,6 +319,8 @@ int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge);
 void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *bridge);
 void b53_br_set_stp_state(struct dsa_switch *ds, int port, u8 state);
 void b53_br_fast_age(struct dsa_switch *ds, int port);
+int b53_br_egress_floods(struct dsa_switch *ds, int port,
+			 bool unicast, bool multicast);
 void b53_port_event(struct dsa_switch *ds, int port);
 void b53_phylink_validate(struct dsa_switch *ds, int port,
 			  unsigned long *supported,
diff --git a/drivers/net/dsa/b53/b53_srab.c b/drivers/net/dsa/b53/b53_srab.c
index d9c56a779c08..0a1be5259be0 100644
--- a/drivers/net/dsa/b53/b53_srab.c
+++ b/drivers/net/dsa/b53/b53_srab.c
@@ -536,7 +536,6 @@ static void b53_srab_mux_init(struct platform_device *pdev)
 	struct b53_device *dev = platform_get_drvdata(pdev);
 	struct b53_srab_priv *priv = dev->priv;
 	struct b53_srab_port_priv *p;
-	struct resource *r;
 	unsigned int port;
 	u32 reg, off = 0;
 	int ret;
@@ -544,8 +543,7 @@ static void b53_srab_mux_init(struct platform_device *pdev)
 	if (dev->pdata && dev->pdata->chip_id != BCM58XX_DEVICE_ID)
 		return;
 
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	priv->mux_config = devm_ioremap_resource(&pdev->dev, r);
+	priv->mux_config = devm_platform_ioremap_resource(pdev, 1);
 	if (IS_ERR(priv->mux_config))
 		return;
 
@@ -593,7 +591,6 @@ static int b53_srab_probe(struct platform_device *pdev)
 	const struct of_device_id *of_id = NULL;
 	struct b53_srab_priv *priv;
 	struct b53_device *dev;
-	struct resource *r;
 
 	if (dn)
 		of_id = of_match_node(b53_srab_of_match, dn);
@@ -610,8 +607,7 @@ static int b53_srab_probe(struct platform_device *pdev)
 	if (!priv)
 		return -ENOMEM;
 
-	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	priv->regs = devm_ioremap_resource(&pdev->dev, r);
+	priv->regs = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(priv->regs))
 		return -ENOMEM;