tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Texas Instruments 3-Port Ethernet Switch Address Lookup Engine APIs
3 *
4 * Copyright (C) 2012 Texas Instruments
5 *
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.
9 *
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.
14 */
15#ifndef __TI_CPSW_ALE_H__
16#define __TI_CPSW_ALE_H__
17
18struct cpsw_ale_params {
19 struct device *dev;
20 void __iomem *ale_regs;
21 unsigned long ale_ageout; /* in secs */
22 unsigned long ale_entries;
23 unsigned long ale_ports;
24};
25
26struct cpsw_ale {
27 struct cpsw_ale_params params;
28 struct timer_list timer;
29 unsigned long ageout;
30};
31
32enum cpsw_ale_control {
33 /* global */
34 ALE_ENABLE,
35 ALE_CLEAR,
36 ALE_AGEOUT,
37 ALE_VLAN_NOLEARN,
38 ALE_NO_PORT_VLAN,
39 ALE_OUI_DENY,
40 ALE_BYPASS,
41 ALE_RATE_LIMIT_TX,
42 ALE_VLAN_AWARE,
43 ALE_AUTH_ENABLE,
44 ALE_RATE_LIMIT,
45 /* port controls */
46 ALE_PORT_STATE,
47 ALE_PORT_DROP_UNTAGGED,
48 ALE_PORT_DROP_UNKNOWN_VLAN,
49 ALE_PORT_NOLEARN,
50 ALE_PORT_UNKNOWN_VLAN_MEMBER,
51 ALE_PORT_UNKNOWN_MCAST_FLOOD,
52 ALE_PORT_UNKNOWN_REG_MCAST_FLOOD,
53 ALE_PORT_UNTAGGED_EGRESS,
54 ALE_PORT_BCAST_LIMIT,
55 ALE_PORT_MCAST_LIMIT,
56 ALE_NUM_CONTROLS,
57};
58
59enum 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,
64};
65
66/* ALE unicast entry flags - passed into cpsw_ale_add_ucast() */
67#define ALE_SECURE 1
68#define ALE_BLOCKED 2
69
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
74
75struct cpsw_ale *cpsw_ale_create(struct cpsw_ale_params *params);
76int cpsw_ale_destroy(struct cpsw_ale *ale);
77
78void cpsw_ale_start(struct cpsw_ale *ale);
79void cpsw_ale_stop(struct cpsw_ale *ale);
80
81int cpsw_ale_set_ageout(struct cpsw_ale *ale, int ageout);
82int cpsw_ale_flush(struct cpsw_ale *ale, int port_mask);
83int cpsw_ale_add_ucast(struct cpsw_ale *ale, u8 *addr, int port, int flags);
84int cpsw_ale_del_ucast(struct cpsw_ale *ale, u8 *addr, int port);
85int cpsw_ale_add_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask,
86 int super, int mcast_state);
87int cpsw_ale_del_mcast(struct cpsw_ale *ale, u8 *addr, int port_mask);
88
89int cpsw_ale_control_get(struct cpsw_ale *ale, int port, int control);
90int cpsw_ale_control_set(struct cpsw_ale *ale, int port,
91 int control, int value);
92
93#endif