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- /*
- * Texas Instruments 3-Port Ethernet Switch Address Lookup Engine APIs
- *
- * Copyright (C) 2012 Texas Instruments
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any
- * kind, whether express or implied; without even the implied warranty
- * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
- #ifndef __TI_CPSW_ALE_H__
- #define __TI_CPSW_ALE_H__
- struct cpsw_ale_params {
- struct device *dev;
- void __iomem *ale_regs;
- unsigned long ale_ageout; /* in secs */
- unsigned long ale_entries;
- unsigned long ale_ports;
- };
- struct cpsw_ale {
- struct cpsw_ale_params params;
- struct timer_list timer;
- unsigned long ageout;
- int allmulti;
- };
- enum cpsw_ale_control {
- /* global */
- ALE_ENABLE,
- ALE_CLEAR,
- ALE_AGEOUT,
- ALE_P0_UNI_FLOOD,
- ALE_VLAN_NOLEARN,
- ALE_NO_PORT_VLAN,
- ALE_OUI_DENY,
- ALE_BYPASS,
- ALE_RATE_LIMIT_TX,
- ALE_VLAN_AWARE,
- ALE_AUTH_ENABLE,
- ALE_RATE_LIMIT,
- /* port controls */
- ALE_PORT_STATE,
- ALE_PORT_DROP_UNTAGGED,
- ALE_PORT_DROP_UNKNOWN_VLAN,
- ALE_PORT_NOLEARN,
- ALE_PORT_NO_SA_UPDATE,
- ALE_PORT_UNKNOWN_VLAN_MEMBER,
- ALE_PORT_UNKNOWN_MCAST_FLOOD,
- ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
- ALE_PORT_UNTAGGED_EGRESS,
- ALE_PORT_BCAST_LIMIT,
- ALE_PORT_MCAST_LIMIT,
- ALE_NUM_CONTROLS,
- };
- enum cpsw_ale_port_state {
- ALE_PORT_STATE_DISABLE = 0x00,
- ALE_PORT_STATE_BLOCK = 0x01,
- ALE_PORT_STATE_LEARN = 0x02,
- ALE_PORT_STATE_FORWARD = 0x03,
- };
- /* ALE unicast entry flags - passed into cpsw_ale_add_ucast() */
- #define ALE_SECURE BIT(0)
- #define ALE_BLOCKED BIT(1)
- #define ALE_SUPER BIT(2)
- #define ALE_VLAN BIT(3)
- #define ALE_PORT_HOST BIT(0)
- #define ALE_PORT_1 BIT(1)
- #define ALE_PORT_2 BIT(2)
- #define ALE_MCAST_FWD 0
- #define ALE_MCAST_BLOCK_LEARN_FWD 1
- #define ALE_MCAST_FWD_LEARN 2
- #define ALE_MCAST_FWD_2 3
- #define ALE_ENTRY_BITS 68
- #define ALE_ENTRY_WORDS DIV_ROUND_UP(ALE_ENTRY_BITS, 32)
- struct cpsw_ale *cpsw_ale_create(struct cpsw_ale_params *params);
- int cpsw_ale_destroy(struct cpsw_ale *ale);
- void cpsw_ale_start(struct cpsw_ale *ale);
- void cpsw_ale_stop(struct cpsw_ale *ale);
- int cpsw_ale_flush_multicast(struct cpsw_ale *ale, int port_mask, int vid);
- int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port,
- int flags, u16 vid);
- int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port,
- int flags, u16 vid);
- int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
- int flags, u16 vid, int mcast_state);
- int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
- int flags, u16 vid);
- int cpsw_ale_add_vlan(struct cpsw_ale *ale, u16 vid, int port, int untag,
- int reg_mcast, int unreg_mcast);
- int cpsw_ale_del_vlan(struct cpsw_ale *ale, u16 vid, int port);
- void cpsw_ale_set_allmulti(struct cpsw_ale *ale, int allmulti);
- int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control);
- int cpsw_ale_control_set(struct cpsw_ale *ale, int port,
- int control, int value);
- void cpsw_ale_dump(struct cpsw_ale *ale, u32 *data);
- #endif
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