1/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2/*
3 * Microsemi Ocelot Switch driver
4 *
5 * Copyright (c) 2017 Microsemi Corporation
6 */
7
8#ifndef _MSCC_OCELOT_H_
9#define _MSCC_OCELOT_H_
10
11#include <linux/bitops.h>
12#include <linux/etherdevice.h>
13#include <linux/if_vlan.h>
14#include <linux/net_tstamp.h>
15#include <linux/phy.h>
16#include <linux/phy/phy.h>
17#include <linux/platform_device.h>
18#include <linux/regmap.h>
19
20#include <soc/mscc/ocelot_qsys.h>
21#include <soc/mscc/ocelot_sys.h>
22#include <soc/mscc/ocelot_dev.h>
23#include <soc/mscc/ocelot_ana.h>
24#include <soc/mscc/ocelot_ptp.h>
25#include <soc/mscc/ocelot.h>
26#include "ocelot_rew.h"
27#include "ocelot_qs.h"
28
29#define OCELOT_BUFFER_CELL_SZ 60
30
31#define OCELOT_STATS_CHECK_DELAY (2 * HZ)
32
33#define OCELOT_PTP_QUEUE_SZ	128
34
35struct frame_info {
36	u32 len;
37	u16 port;
38	u16 vid;
39	u8 tag_type;
40	u16 rew_op;
41	u32 timestamp;	/* rew_val */
42};
43
44struct ocelot_multicast {
45	struct list_head list;
46	unsigned char addr[ETH_ALEN];
47	u16 vid;
48	u16 ports;
49	int pgid;
50};
51
52struct ocelot_port_tc {
53	bool block_shared;
54	unsigned long offload_cnt;
55
56	unsigned long police_id;
57};
58
59struct ocelot_port_private {
60	struct ocelot_port port;
61	struct net_device *dev;
62	struct phy_device *phy;
63	u8 chip_port;
64
65	struct phy *serdes;
66
67	struct ocelot_port_tc tc;
68};
69
70struct ocelot_dump_ctx {
71	struct net_device *dev;
72	struct sk_buff *skb;
73	struct netlink_callback *cb;
74	int idx;
75};
76
77/* MAC table entry types.
78 * ENTRYTYPE_NORMAL is subject to aging.
79 * ENTRYTYPE_LOCKED is not subject to aging.
80 * ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast.
81 * ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast.
82 */
83enum macaccess_entry_type {
84	ENTRYTYPE_NORMAL = 0,
85	ENTRYTYPE_LOCKED,
86	ENTRYTYPE_MACv4,
87	ENTRYTYPE_MACv6,
88};
89
90int ocelot_port_fdb_do_dump(const unsigned char *addr, u16 vid,
91			    bool is_static, void *data);
92int ocelot_mact_learn(struct ocelot *ocelot, int port,
93		      const unsigned char mac[ETH_ALEN],
94		      unsigned int vid, enum macaccess_entry_type type);
95int ocelot_mact_forget(struct ocelot *ocelot,
96		       const unsigned char mac[ETH_ALEN], unsigned int vid);
97int ocelot_port_lag_join(struct ocelot *ocelot, int port,
98			 struct net_device *bond);
99void ocelot_port_lag_leave(struct ocelot *ocelot, int port,
100			   struct net_device *bond);
101struct net_device *ocelot_port_to_netdev(struct ocelot *ocelot, int port);
102int ocelot_netdev_to_port(struct net_device *dev);
103
104u32 ocelot_port_readl(struct ocelot_port *port, u32 reg);
105void ocelot_port_writel(struct ocelot_port *port, u32 val, u32 reg);
106
107int ocelot_probe_port(struct ocelot *ocelot, int port, struct regmap *target,
108		      struct phy_device *phy);
109
110void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu,
111			 enum ocelot_tag_prefix injection,
112			 enum ocelot_tag_prefix extraction);
113
114extern struct notifier_block ocelot_netdevice_nb;
115extern struct notifier_block ocelot_switchdev_nb;
116extern struct notifier_block ocelot_switchdev_blocking_nb;
117
118#endif
119