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Lennert Buytenhek91da11f2008-10-07 13:44:02 +00001/*
2 * net/dsa/dsa_priv.h - Hardware switch handling
Lennert Buytenheke84665c2009-03-20 09:52:09 +00003 * Copyright (c) 2008-2009 Marvell Semiconductor
Lennert Buytenhek91da11f2008-10-07 13:44:02 +00004 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 */
10
11#ifndef __DSA_PRIV_H
12#define __DSA_PRIV_H
13
Lennert Buytenhek91da11f2008-10-07 13:44:02 +000014#include <linux/phy.h>
Alexander Duyck50753142014-09-15 13:00:19 -040015#include <linux/netdevice.h>
Florian Fainelli04ff53f2015-07-31 11:42:57 -070016#include <linux/netpoll.h>
Vivien Didelotea5dd342017-05-17 15:46:03 -040017#include <net/dsa.h>
Alexander Duyck50753142014-09-15 13:00:19 -040018
Vivien Didelot52c96f92017-05-19 17:00:51 -040019enum {
Vivien Didelot1faabf72017-05-19 17:00:52 -040020 DSA_NOTIFIER_AGEING_TIME,
Vivien Didelot52c96f92017-05-19 17:00:51 -040021 DSA_NOTIFIER_BRIDGE_JOIN,
22 DSA_NOTIFIER_BRIDGE_LEAVE,
Vivien Didelot685fb6a2017-05-19 17:00:53 -040023 DSA_NOTIFIER_FDB_ADD,
24 DSA_NOTIFIER_FDB_DEL,
Vivien Didelot8ae5bcd2017-05-19 17:00:54 -040025 DSA_NOTIFIER_MDB_ADD,
26 DSA_NOTIFIER_MDB_DEL,
Vivien Didelotd0c627b2017-05-19 17:00:55 -040027 DSA_NOTIFIER_VLAN_ADD,
28 DSA_NOTIFIER_VLAN_DEL,
Vivien Didelot52c96f92017-05-19 17:00:51 -040029};
30
Vivien Didelot1faabf72017-05-19 17:00:52 -040031/* DSA_NOTIFIER_AGEING_TIME */
32struct dsa_notifier_ageing_time_info {
33 struct switchdev_trans *trans;
34 unsigned int ageing_time;
Vivien Didelot1faabf72017-05-19 17:00:52 -040035};
36
Vivien Didelot52c96f92017-05-19 17:00:51 -040037/* DSA_NOTIFIER_BRIDGE_* */
38struct dsa_notifier_bridge_info {
39 struct net_device *br;
40 int sw_index;
41 int port;
42};
43
Vivien Didelot685fb6a2017-05-19 17:00:53 -040044/* DSA_NOTIFIER_FDB_* */
45struct dsa_notifier_fdb_info {
Vivien Didelot685fb6a2017-05-19 17:00:53 -040046 int sw_index;
47 int port;
Arkadi Sharshevsky2acf4e62017-08-06 16:15:41 +030048 const unsigned char *addr;
49 u16 vid;
Vivien Didelot685fb6a2017-05-19 17:00:53 -040050};
51
Vivien Didelot8ae5bcd2017-05-19 17:00:54 -040052/* DSA_NOTIFIER_MDB_* */
53struct dsa_notifier_mdb_info {
54 const struct switchdev_obj_port_mdb *mdb;
55 struct switchdev_trans *trans;
56 int sw_index;
57 int port;
58};
59
Vivien Didelotd0c627b2017-05-19 17:00:55 -040060/* DSA_NOTIFIER_VLAN_* */
61struct dsa_notifier_vlan_info {
62 const struct switchdev_obj_port_vlan *vlan;
63 struct switchdev_trans *trans;
64 int sw_index;
65 int port;
66};
67
Lennert Buytenhek91da11f2008-10-07 13:44:02 +000068struct dsa_slave_priv {
Vivien Didelot15240242017-09-29 17:19:18 -040069 /* Copy of CPU port xmit for faster access in slave transmit hot path */
Florian Fainelli4ed70ce2015-07-31 11:42:56 -070070 struct sk_buff * (*xmit)(struct sk_buff *skb,
Alexander Duyck50753142014-09-15 13:00:19 -040071 struct net_device *dev);
Lennert Buytenheke84665c2009-03-20 09:52:09 +000072
Florian Fainelli5f6b4e142017-08-03 21:33:27 -070073 struct pcpu_sw_netstats *stats64;
Florian Fainellif613ed62017-08-01 15:00:36 -070074
Vivien Didelotafdcf152017-01-27 15:29:39 -050075 /* DSA port data, such as switch, port index, etc. */
76 struct dsa_port *dp;
Lennert Buytenheke84665c2009-03-20 09:52:09 +000077
78 /*
79 * The phylib phy_device pointer for the PHY connected
80 * to this port.
81 */
Florian Fainelli0d8bcdd2014-08-27 17:04:51 -070082 phy_interface_t phy_interface;
83 int old_link;
84 int old_pause;
85 int old_duplex;
Florian Fainellib73adef2015-02-24 13:15:33 -080086
Florian Fainelli04ff53f2015-07-31 11:42:57 -070087#ifdef CONFIG_NET_POLL_CONTROLLER
88 struct netpoll *netpoll;
89#endif
Florian Fainellif50f2122017-01-30 12:41:40 -080090
91 /* TC context */
92 struct list_head mall_tc_list;
Lennert Buytenhek91da11f2008-10-07 13:44:02 +000093};
94
Lennert Buytenhek91da11f2008-10-07 13:44:02 +000095/* dsa.c */
Andrew Lunn39a7f2a2016-06-04 21:17:03 +020096const struct dsa_device_ops *dsa_resolve_tag_protocol(int tag_protocol);
Arkadi Sharshevskyc9eb3e02017-08-06 16:15:42 +030097bool dsa_schedule_work(struct work_struct *work);
Lennert Buytenhek91da11f2008-10-07 13:44:02 +000098
Vivien Didelota6a71f12017-04-12 12:45:03 -040099/* legacy.c */
Florian Fainelli2a93c1a2017-12-06 15:03:33 -0800100#if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
Vivien Didelota6a71f12017-04-12 12:45:03 -0400101int dsa_legacy_register(void);
102void dsa_legacy_unregister(void);
Florian Fainelli2a93c1a2017-12-06 15:03:33 -0800103#else
104static inline int dsa_legacy_register(void)
105{
Florian Fainelli21602e12017-12-29 11:05:45 -0800106 return 0;
Florian Fainelli2a93c1a2017-12-06 15:03:33 -0800107}
108
109static inline void dsa_legacy_unregister(void) { }
110#endif
Arkadi Sharshevsky37b8da12017-08-06 16:15:43 +0300111int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
112 struct net_device *dev,
113 const unsigned char *addr, u16 vid,
114 u16 flags);
115int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
116 struct net_device *dev,
117 const unsigned char *addr, u16 vid);
Vivien Didelota6a71f12017-04-12 12:45:03 -0400118
Vivien Didelotf2f23562017-09-19 11:57:00 -0400119/* master.c */
Vivien Didelot17a22fc2017-11-06 16:11:45 -0500120int dsa_master_setup(struct net_device *dev, struct dsa_port *cpu_dp);
121void dsa_master_teardown(struct net_device *dev);
Vivien Didelotf2f23562017-09-19 11:57:00 -0400122
Vivien Didelot2231c432017-10-16 11:12:17 -0400123static inline struct net_device *dsa_master_find_slave(struct net_device *dev,
124 int device, int port)
Vivien Didelot3775b1b2017-09-29 17:19:15 -0400125{
Vivien Didelot2f657a62017-09-29 17:19:20 -0400126 struct dsa_port *cpu_dp = dev->dsa_ptr;
127 struct dsa_switch_tree *dst = cpu_dp->dst;
Vivien Didelot3775b1b2017-09-29 17:19:15 -0400128 struct dsa_switch *ds;
129
130 if (device < 0 || device >= DSA_MAX_SWITCHES)
131 return NULL;
132
133 ds = dst->ds[device];
134 if (!ds)
135 return NULL;
136
137 if (port < 0 || port >= ds->num_ports)
138 return NULL;
139
Vivien Didelotf8b8b1c2017-10-16 11:12:18 -0400140 return ds->ports[port].slave;
Vivien Didelot3775b1b2017-09-29 17:19:15 -0400141}
142
Vivien Didelota40c1752017-05-19 17:00:44 -0400143/* port.c */
144int dsa_port_set_state(struct dsa_port *dp, u8 state,
145 struct switchdev_trans *trans);
Vivien Didelotfb8a6a22017-09-22 19:01:56 -0400146int dsa_port_enable(struct dsa_port *dp, struct phy_device *phy);
147void dsa_port_disable(struct dsa_port *dp, struct phy_device *phy);
Vivien Didelotcfbed322017-05-19 17:00:45 -0400148int dsa_port_bridge_join(struct dsa_port *dp, struct net_device *br);
149void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br);
Vivien Didelot4d61d302017-05-19 17:00:46 -0400150int dsa_port_vlan_filtering(struct dsa_port *dp, bool vlan_filtering,
151 struct switchdev_trans *trans);
Vivien Didelotd87bd942017-05-19 17:00:47 -0400152int dsa_port_ageing_time(struct dsa_port *dp, clock_t ageing_clock,
153 struct switchdev_trans *trans);
Arkadi Sharshevsky2acf4e62017-08-06 16:15:41 +0300154int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr,
155 u16 vid);
156int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr,
157 u16 vid);
Vivien Didelotde40fc52017-09-20 19:32:14 -0400158int dsa_port_fdb_dump(struct dsa_port *dp, dsa_fdb_dump_cb_t *cb, void *data);
Andrew Lunnbb9f603172017-11-09 23:11:01 +0100159int dsa_port_mdb_add(const struct dsa_port *dp,
Vivien Didelot3a9afea2017-05-19 17:00:49 -0400160 const struct switchdev_obj_port_mdb *mdb,
161 struct switchdev_trans *trans);
Andrew Lunnbb9f603172017-11-09 23:11:01 +0100162int dsa_port_mdb_del(const struct dsa_port *dp,
Vivien Didelot3a9afea2017-05-19 17:00:49 -0400163 const struct switchdev_obj_port_mdb *mdb);
Vivien Didelot076e7132017-05-19 17:00:50 -0400164int dsa_port_vlan_add(struct dsa_port *dp,
165 const struct switchdev_obj_port_vlan *vlan,
166 struct switchdev_trans *trans);
167int dsa_port_vlan_del(struct dsa_port *dp,
168 const struct switchdev_obj_port_vlan *vlan);
Sebastian Reichel33615362018-01-23 16:03:46 +0100169int dsa_port_link_register_of(struct dsa_port *dp);
170void dsa_port_link_unregister_of(struct dsa_port *dp);
Vivien Didelot57ab1ca2017-10-26 10:50:07 -0400171
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000172/* slave.c */
Alexander Duyck50753142014-09-15 13:00:19 -0400173extern const struct dsa_device_ops notag_netdev_ops;
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000174void dsa_slave_mii_bus_init(struct dsa_switch *ds);
Vivien Didelot951259aa2017-10-27 15:55:19 -0400175int dsa_slave_create(struct dsa_port *dp);
Neil Armstrongcda5c152015-12-07 13:57:35 +0100176void dsa_slave_destroy(struct net_device *slave_dev);
Florian Fainelli24462542014-09-18 17:31:22 -0700177int dsa_slave_suspend(struct net_device *slave_dev);
178int dsa_slave_resume(struct net_device *slave_dev);
Vivien Didelot88e4f0c2017-02-03 13:20:16 -0500179int dsa_slave_register_notifier(void);
180void dsa_slave_unregister_notifier(void);
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000181
Vivien Didelotd9450972017-10-16 11:12:15 -0400182static inline struct dsa_port *dsa_slave_to_port(const struct net_device *dev)
183{
184 struct dsa_slave_priv *p = netdev_priv(dev);
185
186 return p->dp;
187}
188
Vivien Didelotd0006b02017-10-16 11:12:16 -0400189static inline struct net_device *
190dsa_slave_to_master(const struct net_device *dev)
191{
192 struct dsa_port *dp = dsa_slave_to_port(dev);
193
Vivien Didelotf8b8b1c2017-10-16 11:12:18 -0400194 return dp->cpu_dp->master;
Vivien Didelotd0006b02017-10-16 11:12:16 -0400195}
196
Vivien Didelotf515f192017-02-03 13:20:20 -0500197/* switch.c */
198int dsa_switch_register_notifier(struct dsa_switch *ds);
199void dsa_switch_unregister_notifier(struct dsa_switch *ds);
200
Andrew Lunneb7b7212017-05-16 22:40:07 +0200201/* tag_brcm.c */
202extern const struct dsa_device_ops brcm_netdev_ops;
Florian Fainellib74b70c2017-11-10 15:22:54 -0800203extern const struct dsa_device_ops brcm_prepend_netdev_ops;
Andrew Lunneb7b7212017-05-16 22:40:07 +0200204
Lennert Buytenhekcf85d082008-10-07 13:45:02 +0000205/* tag_dsa.c */
Florian Fainelli3e8a72d2014-08-27 17:04:46 -0700206extern const struct dsa_device_ops dsa_netdev_ops;
Lennert Buytenhekcf85d082008-10-07 13:45:02 +0000207
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000208/* tag_edsa.c */
Florian Fainelli3e8a72d2014-08-27 17:04:46 -0700209extern const struct dsa_device_ops edsa_netdev_ops;
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000210
Woojung Huh8b8010f2017-05-31 20:19:06 +0000211/* tag_ksz.c */
212extern const struct dsa_device_ops ksz_netdev_ops;
213
Andrew Lunneb7b7212017-05-16 22:40:07 +0200214/* tag_lan9303.c */
215extern const struct dsa_device_ops lan9303_netdev_ops;
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000216
Sean Wang5cd89852017-04-07 16:45:06 +0800217/* tag_mtk.c */
218extern const struct dsa_device_ops mtk_netdev_ops;
219
Andrew Lunneb7b7212017-05-16 22:40:07 +0200220/* tag_qca.c */
221extern const struct dsa_device_ops qca_netdev_ops;
222
223/* tag_trailer.c */
224extern const struct dsa_device_ops trailer_netdev_ops;
Juergen Beiserte8fe1772017-04-18 10:48:24 +0200225
Lennert Buytenhek91da11f2008-10-07 13:44:02 +0000226#endif