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drivers: net: cpsw: Add helper functions for VLAN ALE implementation
Add helper functions for VLAN ALE implementations for Add, Delete Dump VLAN related ALE entries Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mugunthan V N
David S. Miller
parent
ca99ca14c9
commit
e11b220f33
@ -345,7 +345,7 @@ static void cpsw_ndo_set_rx_mode(struct net_device *ndev)
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/* program multicast address list into ALE register */
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netdev_for_each_mc_addr(ha, ndev) {
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cpsw_ale_add_mcast(priv->ale, (u8 *)ha->addr,
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ALE_ALL_PORTS << priv->host_port, 0, 0);
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ALE_ALL_PORTS << priv->host_port, 0, 0, 0);
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}
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}
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}
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@ -592,7 +592,7 @@ static void cpsw_slave_open(struct cpsw_slave *slave, struct cpsw_priv *priv)
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slave_port = cpsw_get_slave_port(priv, slave->slave_num);
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cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
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1 << slave_port, 0, ALE_MCAST_FWD_2);
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1 << slave_port, 0, 0, ALE_MCAST_FWD_2);
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slave->phy = phy_connect(priv->ndev, slave->data->phy_id,
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&cpsw_adjust_link, slave->data->phy_if);
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@ -624,9 +624,9 @@ static void cpsw_init_host_port(struct cpsw_priv *priv)
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cpsw_ale_control_set(priv->ale, priv->host_port,
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ALE_PORT_STATE, ALE_PORT_STATE_FORWARD);
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cpsw_ale_add_ucast(priv->ale, priv->mac_addr, priv->host_port, 0);
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cpsw_ale_add_ucast(priv->ale, priv->mac_addr, priv->host_port, 0, 0);
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cpsw_ale_add_mcast(priv->ale, priv->ndev->broadcast,
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1 << priv->host_port, 0, ALE_MCAST_FWD_2);
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1 << priv->host_port, 0, 0, ALE_MCAST_FWD_2);
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}
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static int cpsw_ndo_open(struct net_device *ndev)
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@ -148,7 +148,7 @@ static int cpsw_ale_write(struct cpsw_ale *ale, int idx, u32 *ale_entry)
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return idx;
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}
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static int cpsw_ale_match_addr(struct cpsw_ale *ale, u8 *addr)
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int cpsw_ale_match_addr(struct cpsw_ale *ale, u8 *addr, u16 vid)
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{
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u32 ale_entry[ALE_ENTRY_WORDS];
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int type, idx;
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@ -160,6 +160,8 @@ static int cpsw_ale_match_addr(struct cpsw_ale *ale, u8 *addr)
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type = cpsw_ale_get_entry_type(ale_entry);
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if (type != ALE_TYPE_ADDR && type != ALE_TYPE_VLAN_ADDR)
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continue;
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if (cpsw_ale_get_vlan_id(ale_entry) != vid)
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continue;
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cpsw_ale_get_addr(ale_entry, entry_addr);
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if (memcmp(entry_addr, addr, 6) == 0)
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return idx;
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@ -167,6 +169,22 @@ static int cpsw_ale_match_addr(struct cpsw_ale *ale, u8 *addr)
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return -ENOENT;
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}
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int cpsw_ale_match_vlan(struct cpsw_ale *ale, u16 vid)
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{
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u32 ale_entry[ALE_ENTRY_WORDS];
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int type, idx;
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for (idx = 0; idx < ale->params.ale_entries; idx++) {
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cpsw_ale_read(ale, idx, ale_entry);
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type = cpsw_ale_get_entry_type(ale_entry);
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if (type != ALE_TYPE_VLAN)
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continue;
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if (cpsw_ale_get_vlan_id(ale_entry) == vid)
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return idx;
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}
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return -ENOENT;
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}
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static int cpsw_ale_match_free(struct cpsw_ale *ale)
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{
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u32 ale_entry[ALE_ENTRY_WORDS];
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@ -274,19 +292,32 @@ int cpsw_ale_flush(struct cpsw_ale *ale, int port_mask)
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return 0;
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}
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int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port, int flags)
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static inline void cpsw_ale_set_vlan_entry_type(u32 *ale_entry,
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int flags, u16 vid)
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{
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if (flags & ALE_VLAN) {
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_VLAN_ADDR);
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cpsw_ale_set_vlan_id(ale_entry, vid);
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} else {
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_ADDR);
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}
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}
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int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port,
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int flags, u16 vid)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx;
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_ADDR);
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cpsw_ale_set_vlan_entry_type(ale_entry, flags, vid);
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cpsw_ale_set_addr(ale_entry, addr);
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cpsw_ale_set_ucast_type(ale_entry, ALE_UCAST_PERSISTANT);
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cpsw_ale_set_secure(ale_entry, (flags & ALE_SECURE) ? 1 : 0);
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cpsw_ale_set_blocked(ale_entry, (flags & ALE_BLOCKED) ? 1 : 0);
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cpsw_ale_set_port_num(ale_entry, port);
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idx = cpsw_ale_match_addr(ale, addr);
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idx = cpsw_ale_match_addr(ale, addr, (flags & ALE_VLAN) ? vid : 0);
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if (idx < 0)
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idx = cpsw_ale_match_free(ale);
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if (idx < 0)
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@ -298,12 +329,13 @@ int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port, int flags)
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return 0;
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}
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int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port)
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int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port,
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int flags, u16 vid)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx;
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idx = cpsw_ale_match_addr(ale, addr);
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idx = cpsw_ale_match_addr(ale, addr, (flags & ALE_VLAN) ? vid : 0);
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if (idx < 0)
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return -ENOENT;
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@ -313,18 +345,19 @@ int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port)
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}
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int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
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int super, int mcast_state)
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int flags, u16 vid, int mcast_state)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx, mask;
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idx = cpsw_ale_match_addr(ale, addr);
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idx = cpsw_ale_match_addr(ale, addr, (flags & ALE_VLAN) ? vid : 0);
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if (idx >= 0)
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cpsw_ale_read(ale, idx, ale_entry);
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_ADDR);
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cpsw_ale_set_vlan_entry_type(ale_entry, flags, vid);
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cpsw_ale_set_addr(ale_entry, addr);
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cpsw_ale_set_super(ale_entry, super);
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cpsw_ale_set_super(ale_entry, (flags & ALE_BLOCKED) ? 1 : 0);
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cpsw_ale_set_mcast_state(ale_entry, mcast_state);
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mask = cpsw_ale_get_port_mask(ale_entry);
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@ -342,12 +375,13 @@ int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
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return 0;
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}
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int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask)
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int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
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int flags, u16 vid)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx;
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idx = cpsw_ale_match_addr(ale, addr);
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idx = cpsw_ale_match_addr(ale, addr, (flags & ALE_VLAN) ? vid : 0);
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if (idx < 0)
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return -EINVAL;
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@ -362,6 +396,55 @@ int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask)
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return 0;
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}
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int cpsw_ale_add_vlan(struct cpsw_ale *ale, u16 vid, int port, int untag,
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int reg_mcast, int unreg_mcast)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx;
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idx = cpsw_ale_match_vlan(ale, vid);
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if (idx >= 0)
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cpsw_ale_read(ale, idx, ale_entry);
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_VLAN);
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cpsw_ale_set_vlan_id(ale_entry, vid);
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cpsw_ale_set_vlan_untag_force(ale_entry, untag);
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cpsw_ale_set_vlan_reg_mcast(ale_entry, reg_mcast);
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cpsw_ale_set_vlan_unreg_mcast(ale_entry, unreg_mcast);
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cpsw_ale_set_vlan_member_list(ale_entry, port);
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if (idx < 0)
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idx = cpsw_ale_match_free(ale);
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if (idx < 0)
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idx = cpsw_ale_find_ageable(ale);
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if (idx < 0)
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return -ENOMEM;
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cpsw_ale_write(ale, idx, ale_entry);
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return 0;
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}
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int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port_mask)
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{
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u32 ale_entry[ALE_ENTRY_WORDS] = {0, 0, 0};
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int idx;
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idx = cpsw_ale_match_vlan(ale, vid);
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if (idx < 0)
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return -ENOENT;
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cpsw_ale_read(ale, idx, ale_entry);
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if (port_mask)
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cpsw_ale_set_vlan_member_list(ale_entry, port_mask);
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else
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cpsw_ale_set_entry_type(ale_entry, ALE_TYPE_FREE);
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cpsw_ale_write(ale, idx, ale_entry);
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return 0;
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}
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struct ale_control_info {
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const char *name;
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int offset, port_offset;
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@ -64,8 +64,10 @@ enum cpsw_ale_port_state {
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};
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/* ALE unicast entry flags - passed into cpsw_ale_add_ucast() */
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#define ALE_SECURE 1
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#define ALE_BLOCKED 2
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#define ALE_SECURE BIT(0)
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#define ALE_BLOCKED BIT(1)
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#define ALE_SUPER BIT(2)
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#define ALE_VLAN BIT(3)
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#define ALE_MCAST_FWD 0
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#define ALE_MCAST_BLOCK_LEARN_FWD 1
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@ -81,11 +83,17 @@ void cpsw_ale_stop(struct cpsw_ale *ale);
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int cpsw_ale_set_ageout(struct cpsw_ale *ale, int ageout);
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int cpsw_ale_flush(struct cpsw_ale *ale, int port_mask);
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int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask);
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int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port, int flags);
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int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port);
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int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port,
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int flags, u16 vid);
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int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port,
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int flags, u16 vid);
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int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
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int super, int mcast_state);
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int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask);
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int flags, u16 vid, int mcast_state);
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int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
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int flags, u16 vid);
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int cpsw_ale_add_vlan(struct cpsw_ale *ale, u16 vid, int port, int untag,
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int reg_mcast, int unreg_mcast);
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int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port);
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int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control);
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int cpsw_ale_control_set(struct cpsw_ale *ale, int port,
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