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);
101
102u32 ocelot_port_readl(struct ocelot_port *port, u32 reg);
103void ocelot_port_writel(struct ocelot_port *port, u32 val, u32 reg);
104
105int ocelot_probe_port(struct ocelot *ocelot, int port, struct regmap *target,
106		      struct phy_device *phy);
107
108void ocelot_set_cpu_port(struct ocelot *ocelot, int cpu,
109			 enum ocelot_tag_prefix injection,
110			 enum ocelot_tag_prefix extraction);
111
112extern struct notifier_block ocelot_netdevice_nb;
113extern struct notifier_block ocelot_switchdev_nb;
114extern struct notifier_block ocelot_switchdev_blocking_nb;
115
116#endif