2 * Texas Instruments 3-Port Ethernet Switch Address Lookup Engine APIs
4 * Copyright (C) 2012 Texas Instruments
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation version 2.
10 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11 * kind, whether express or implied; without even the implied warranty
12 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 #ifndef __TI_CPSW_ALE_H__
16 #define __TI_CPSW_ALE_H__
18 struct cpsw_ale_params {
20 void __iomem *ale_regs;
21 unsigned long ale_ageout; /* in secs */
22 unsigned long ale_entries;
23 unsigned long ale_ports;
27 struct cpsw_ale_params params;
28 struct timer_list timer;
32 enum cpsw_ale_control {
47 ALE_PORT_DROP_UNTAGGED,
48 ALE_PORT_DROP_UNKNOWN_VLAN,
50 ALE_PORT_UNKNOWN_VLAN_MEMBER,
51 ALE_PORT_UNKNOWN_MCAST_FLOOD,
52 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
53 ALE_PORT_UNTAGGED_EGRESS,
59 enum cpsw_ale_port_state {
60 ALE_PORT_STATE_DISABLE = 0x00,
61 ALE_PORT_STATE_BLOCK = 0x01,
62 ALE_PORT_STATE_LEARN = 0x02,
63 ALE_PORT_STATE_FORWARD = 0x03,
66 /* ALE unicast entry flags - passed into cpsw_ale_add_ucast() */
70 #define ALE_MCAST_FWD 0
71 #define ALE_MCAST_BLOCK_LEARN_FWD 1
72 #define ALE_MCAST_FWD_LEARN 2
73 #define ALE_MCAST_FWD_2 3
75 struct cpsw_ale *cpsw_ale_create(struct cpsw_ale_params *params);
76 int cpsw_ale_destroy(struct cpsw_ale *ale);
78 void cpsw_ale_start(struct cpsw_ale *ale);
79 void cpsw_ale_stop(struct cpsw_ale *ale);
81 int cpsw_ale_set_ageout(struct cpsw_ale *ale, int ageout);
82 int cpsw_ale_flush(struct cpsw_ale *ale, int port_mask);
83 int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port, int flags);
84 int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port);
85 int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
86 int super, int mcast_state);
87 int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask);
89 int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control);
90 int cpsw_ale_control_set(struct cpsw_ale *ale, int port,
91 int control, int value);