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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ /* * Microsemi Ocelot Switch driver * * Copyright (c) 2017 Microsemi Corporation */ #ifndef _MSCC_OCELOT_H_ #define _MSCC_OCELOT_H_ #include <linux/bitops.h> #include <linux/etherdevice.h> #include <linux/if_vlan.h> #include <linux/net_tstamp.h> #include <linux/phylink.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <soc/mscc/ocelot_qsys.h> #include <soc/mscc/ocelot_sys.h> #include <soc/mscc/ocelot_dev.h> #include <soc/mscc/ocelot_ana.h> #include <soc/mscc/ocelot_ptp.h> #include <soc/mscc/ocelot_vcap.h> #include <soc/mscc/ocelot.h> #include "ocelot_rew.h" #include "ocelot_qs.h" #define OCELOT_STANDALONE_PVID 0 #define OCELOT_BUFFER_CELL_SZ 60 #define OCELOT_STATS_CHECK_DELAY (2 * HZ) #define OCELOT_PTP_QUEUE_SZ 128 #define OCELOT_JUMBO_MTU 9000 struct ocelot_port_tc { bool block_shared; unsigned long offload_cnt; unsigned long ingress_mirred_id; unsigned long egress_mirred_id; unsigned long police_id; }; struct ocelot_port_private { struct ocelot_port port; struct net_device *dev; struct phylink *phylink; struct phylink_config phylink_config; struct ocelot_port_tc tc; }; /* A (PGID) port mask structure, encoding the 2^ocelot->num_phys_ports * possibilities of egress port masks for L2 multicast traffic. * For a switch with 9 user ports, there are 512 possible port masks, but the * hardware only has 46 individual PGIDs that it can forward multicast traffic * to. So we need a structure that maps the limited PGID indices to the port * destinations requested by the user for L2 multicast. */ struct ocelot_pgid { unsigned long ports; int index; refcount_t refcount; struct list_head list; }; struct ocelot_multicast { struct list_head list; enum macaccess_entry_type entry_type; unsigned char addr[ETH_ALEN]; u16 vid; u16 ports; struct ocelot_pgid *pgid; }; int ocelot_bridge_num_find(struct ocelot *ocelot, const struct net_device *bridge); int ocelot_mact_learn(struct ocelot *ocelot, int port, const unsigned char mac[ETH_ALEN], unsigned int vid, enum macaccess_entry_type type); int ocelot_mact_forget(struct ocelot *ocelot, const unsigned char mac[ETH_ALEN], unsigned int vid); struct net_device *ocelot_port_to_netdev(struct ocelot *ocelot, int port); int ocelot_netdev_to_port(struct net_device *dev); u32 ocelot_port_readl(struct ocelot_port *port, u32 reg); void ocelot_port_writel(struct ocelot_port *port, u32 val, u32 reg); int ocelot_probe_port(struct ocelot *ocelot, int port, struct regmap *target, struct device_node *portnp); void ocelot_release_port(struct ocelot_port *ocelot_port); int ocelot_devlink_init(struct ocelot *ocelot); void ocelot_devlink_teardown(struct ocelot *ocelot); int ocelot_port_devlink_init(struct ocelot *ocelot, int port, enum devlink_port_flavour flavour); void ocelot_port_devlink_teardown(struct ocelot *ocelot, int port); int ocelot_trap_add(struct ocelot *ocelot, int port, unsigned long cookie, bool take_ts, void (*populate)(struct ocelot_vcap_filter *f)); int ocelot_trap_del(struct ocelot *ocelot, int port, unsigned long cookie); struct ocelot_mirror *ocelot_mirror_get(struct ocelot *ocelot, int to, struct netlink_ext_ack *extack); void ocelot_mirror_put(struct ocelot *ocelot); int ocelot_stats_init(struct ocelot *ocelot); void ocelot_stats_deinit(struct ocelot *ocelot); extern struct notifier_block ocelot_netdevice_nb; extern struct notifier_block ocelot_switchdev_nb; extern struct notifier_block ocelot_switchdev_blocking_nb; extern const struct devlink_ops ocelot_devlink_ops; #endif |