50 lines
1.5 KiB
Diff
50 lines
1.5 KiB
Diff
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Index: net/dsa/Kconfig
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===================================================================
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--- net/dsa/Kconfig
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+++ linux-imx/net/dsa/Kconfig
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@@ -40,4 +40,9 @@ config NET_DSA_TAG_TRAILER
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config NET_DSA_TAG_QCA
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bool
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+config NET_DSA_SLAVE_MAC
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+ bool "DSA Extension for Tiesse TGR"
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+ ---help---
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+ This enables a Tiesse TGR specific mac assignement schema
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+
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endif
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Index: net/dsa/slave.c
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===================================================================
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--- net/dsa/slave.c
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+++ linux-imx/net/dsa/slave.c
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@@ -27,6 +27,18 @@
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static bool dsa_slave_dev_check(struct net_device *dev);
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+#ifdef CONFIG_NET_DSA_SLAVE_MAC
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+static inline void eth_hw_addr_assign(int port_index,
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+ struct net_device *dst,
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+ struct net_device *src)
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+{
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+ u64 temp = ether_addr_to_u64(src->dev_addr);
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+ temp += port_index-1;
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+ u64_to_ether_addr(temp, dst->dev_addr);
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+ dst->addr_assign_type = src->addr_assign_type;
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+}
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+#endif
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+
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/* slave mii_bus handling ***************************************************/
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static int dsa_slave_phy_read(struct mii_bus *bus, int addr, int reg)
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{
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@@ -1277,7 +1289,11 @@ int dsa_slave_create(struct dsa_port *po
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slave_dev->features = master->vlan_features | NETIF_F_HW_TC;
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slave_dev->hw_features |= NETIF_F_HW_TC;
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slave_dev->ethtool_ops = &dsa_slave_ethtool_ops;
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+#ifdef CONFIG_NET_DSA_SLAVE_MAC
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+ eth_hw_addr_assign(port->index, slave_dev, master);
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+#else
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eth_hw_addr_inherit(slave_dev, master);
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+#endif
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slave_dev->priv_flags |= IFF_NO_QUEUE;
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slave_dev->netdev_ops = &dsa_slave_netdev_ops;
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slave_dev->switchdev_ops = &dsa_slave_switchdev_ops;
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