// SPDX-License-Identifier: (GPL-2.0 OR MIT) /* Microsemi Ocelot Switch driver * * This contains glue logic between the switchdev driver operations and the * mscc_ocelot_switch_lib. * * Copyright (c) 2017, 2019 Microsemi Corporation * Copyright 2020-2021 NXP */ #include <linux/dsa/ocelot.h> #include <linux/if_bridge.h> #include <linux/of_net.h> #include <linux/phy/phy.h> #include <net/pkt_cls.h> #include "ocelot.h" #include "ocelot_police.h" #include "ocelot_vcap.h" #include "ocelot_fdma.h" #define OCELOT_MAC_QUIRKS … struct ocelot_dump_ctx { … }; static bool ocelot_netdevice_dev_check(const struct net_device *dev); static struct ocelot *devlink_port_to_ocelot(struct devlink_port *dlp) { … } static int devlink_port_to_port(struct devlink_port *dlp) { … } static int ocelot_devlink_sb_pool_get(struct devlink *dl, unsigned int sb_index, u16 pool_index, struct devlink_sb_pool_info *pool_info) { … } static int ocelot_devlink_sb_pool_set(struct devlink *dl, unsigned int sb_index, u16 pool_index, u32 size, enum devlink_sb_threshold_type threshold_type, struct netlink_ext_ack *extack) { … } static int ocelot_devlink_sb_port_pool_get(struct devlink_port *dlp, unsigned int sb_index, u16 pool_index, u32 *p_threshold) { … } static int ocelot_devlink_sb_port_pool_set(struct devlink_port *dlp, unsigned int sb_index, u16 pool_index, u32 threshold, struct netlink_ext_ack *extack) { … } static int ocelot_devlink_sb_tc_pool_bind_get(struct devlink_port *dlp, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u16 *p_pool_index, u32 *p_threshold) { … } static int ocelot_devlink_sb_tc_pool_bind_set(struct devlink_port *dlp, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u16 pool_index, u32 threshold, struct netlink_ext_ack *extack) { … } static int ocelot_devlink_sb_occ_snapshot(struct devlink *dl, unsigned int sb_index) { … } static int ocelot_devlink_sb_occ_max_clear(struct devlink *dl, unsigned int sb_index) { … } static int ocelot_devlink_sb_occ_port_pool_get(struct devlink_port *dlp, unsigned int sb_index, u16 pool_index, u32 *p_cur, u32 *p_max) { … } static int ocelot_devlink_sb_occ_tc_port_bind_get(struct devlink_port *dlp, unsigned int sb_index, u16 tc_index, enum devlink_sb_pool_type pool_type, u32 *p_cur, u32 *p_max) { … } const struct devlink_ops ocelot_devlink_ops = …; 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_setup_tc_cls_flower(struct ocelot_port_private *priv, struct flow_cls_offload *f, bool ingress) { … } static int ocelot_setup_tc_cls_matchall_police(struct ocelot_port_private *priv, struct tc_cls_matchall_offload *f, bool ingress, struct netlink_ext_ack *extack) { … } static int ocelot_setup_tc_cls_matchall_mirred(struct ocelot_port_private *priv, struct tc_cls_matchall_offload *f, bool ingress, struct netlink_ext_ack *extack) { … } static int ocelot_del_tc_cls_matchall_police(struct ocelot_port_private *priv, struct netlink_ext_ack *extack) { … } static int ocelot_del_tc_cls_matchall_mirred(struct ocelot_port_private *priv, bool ingress, struct netlink_ext_ack *extack) { … } static int ocelot_setup_tc_cls_matchall(struct ocelot_port_private *priv, struct tc_cls_matchall_offload *f, bool ingress) { … } static int ocelot_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv, bool ingress) { … } static int ocelot_setup_tc_block_cb_ig(enum tc_setup_type type, void *type_data, void *cb_priv) { … } static int ocelot_setup_tc_block_cb_eg(enum tc_setup_type type, void *type_data, void *cb_priv) { … } static LIST_HEAD(ocelot_block_cb_list); static int ocelot_setup_tc_block(struct ocelot_port_private *priv, struct flow_block_offload *f) { … } static int ocelot_setup_tc(struct net_device *dev, enum tc_setup_type type, void *type_data) { … } static int ocelot_vlan_vid_add(struct net_device *dev, u16 vid, bool pvid, bool untagged) { … } static int ocelot_vlan_vid_del(struct net_device *dev, u16 vid) { … } static int ocelot_port_open(struct net_device *dev) { … } static int ocelot_port_stop(struct net_device *dev) { … } static netdev_tx_t ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) { … } enum ocelot_action_type { … }; struct ocelot_mact_work_ctx { … }; #define ocelot_work_to_ctx(x) … static void ocelot_mact_work(struct work_struct *work) { … } static int ocelot_enqueue_mact_action(struct ocelot *ocelot, const struct ocelot_mact_work_ctx *ctx) { … } static int ocelot_mc_unsync(struct net_device *dev, const unsigned char *addr) { … } static int ocelot_mc_sync(struct net_device *dev, const unsigned char *addr) { … } static void ocelot_set_rx_mode(struct net_device *dev) { … } static int ocelot_port_set_mac_address(struct net_device *dev, void *p) { … } static void ocelot_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats) { … } static int ocelot_port_fdb_add(struct ndmsg *ndm, struct nlattr *tb[], struct net_device *dev, const unsigned char *addr, u16 vid, u16 flags, struct netlink_ext_ack *extack) { … } static int ocelot_port_fdb_del(struct ndmsg *ndm, struct nlattr *tb[], struct net_device *dev, const unsigned char *addr, u16 vid, struct netlink_ext_ack *extack) { … } static int ocelot_port_fdb_do_dump(const unsigned char *addr, u16 vid, bool is_static, void *data) { … } static int ocelot_port_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb, struct net_device *dev, struct net_device *filter_dev, int *idx) { … } static int ocelot_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid) { … } static int ocelot_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid) { … } static void ocelot_vlan_mode(struct ocelot *ocelot, int port, netdev_features_t features) { … } static int ocelot_set_features(struct net_device *dev, netdev_features_t features) { … } static int ocelot_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { … } static int ocelot_change_mtu(struct net_device *dev, int new_mtu) { … } static const struct net_device_ops ocelot_port_netdev_ops = …; struct net_device *ocelot_port_to_netdev(struct ocelot *ocelot, int port) { … } /* Checks if the net_device instance given to us originates from our driver */ static bool ocelot_netdevice_dev_check(const struct net_device *dev) { … } int ocelot_netdev_to_port(struct net_device *dev) { … } static void ocelot_port_get_strings(struct net_device *netdev, u32 sset, u8 *data) { … } static void ocelot_port_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { … } static int ocelot_port_get_sset_count(struct net_device *dev, int sset) { … } static int ocelot_port_get_ts_info(struct net_device *dev, struct kernel_ethtool_ts_info *info) { … } static const struct ethtool_ops ocelot_ethtool_ops = …; static void ocelot_port_attr_stp_state_set(struct ocelot *ocelot, int port, u8 state) { … } static void ocelot_port_attr_ageing_set(struct ocelot *ocelot, int port, unsigned long ageing_clock_t) { … } static void ocelot_port_attr_mc_set(struct ocelot *ocelot, int port, bool mc) { … } static int ocelot_port_attr_set(struct net_device *dev, const void *ctx, const struct switchdev_attr *attr, struct netlink_ext_ack *extack) { … } static int ocelot_vlan_vid_prepare(struct net_device *dev, u16 vid, bool pvid, bool untagged, struct netlink_ext_ack *extack) { … } static int ocelot_port_obj_add_vlan(struct net_device *dev, const struct switchdev_obj_port_vlan *vlan, struct netlink_ext_ack *extack) { … } static int ocelot_port_obj_add_mdb(struct net_device *dev, const struct switchdev_obj_port_mdb *mdb) { … } static int ocelot_port_obj_del_mdb(struct net_device *dev, const struct switchdev_obj_port_mdb *mdb) { … } static int ocelot_port_obj_mrp_add(struct net_device *dev, const struct switchdev_obj_mrp *mrp) { … } static int ocelot_port_obj_mrp_del(struct net_device *dev, const struct switchdev_obj_mrp *mrp) { … } static int ocelot_port_obj_mrp_add_ring_role(struct net_device *dev, const struct switchdev_obj_ring_role_mrp *mrp) { … } static int ocelot_port_obj_mrp_del_ring_role(struct net_device *dev, const struct switchdev_obj_ring_role_mrp *mrp) { … } static int ocelot_port_obj_add(struct net_device *dev, const void *ctx, const struct switchdev_obj *obj, struct netlink_ext_ack *extack) { … } static int ocelot_port_obj_del(struct net_device *dev, const void *ctx, const struct switchdev_obj *obj) { … } static void ocelot_inherit_brport_flags(struct ocelot *ocelot, int port, struct net_device *brport_dev) { … } static void ocelot_clear_brport_flags(struct ocelot *ocelot, int port) { … } static int ocelot_switchdev_sync(struct ocelot *ocelot, int port, struct net_device *brport_dev, struct net_device *bridge_dev, struct netlink_ext_ack *extack) { … } static int ocelot_switchdev_unsync(struct ocelot *ocelot, int port) { … } static int ocelot_bridge_num_get(struct ocelot *ocelot, const struct net_device *bridge_dev) { … } static void ocelot_bridge_num_put(struct ocelot *ocelot, const struct net_device *bridge_dev, int bridge_num) { … } static int ocelot_netdevice_bridge_join(struct net_device *dev, struct net_device *brport_dev, struct net_device *bridge, struct netlink_ext_ack *extack) { … } static void ocelot_netdevice_pre_bridge_leave(struct net_device *dev, struct net_device *brport_dev) { … } static int ocelot_netdevice_bridge_leave(struct net_device *dev, struct net_device *brport_dev, struct net_device *bridge) { … } static int ocelot_netdevice_lag_join(struct net_device *dev, struct net_device *bond, struct netdev_lag_upper_info *info, struct netlink_ext_ack *extack) { … } static void ocelot_netdevice_pre_lag_leave(struct net_device *dev, struct net_device *bond) { … } static int ocelot_netdevice_lag_leave(struct net_device *dev, struct net_device *bond) { … } static int ocelot_netdevice_changeupper(struct net_device *dev, struct net_device *brport_dev, struct netdev_notifier_changeupper_info *info) { … } /* Treat CHANGEUPPER events on an offloaded LAG as individual CHANGEUPPER * events for the lower physical ports of the LAG. * If the LAG upper isn't offloaded, ignore its CHANGEUPPER events. * In case the LAG joined a bridge, notify that we are offloading it and can do * forwarding in hardware towards it. */ static int ocelot_netdevice_lag_changeupper(struct net_device *dev, struct netdev_notifier_changeupper_info *info) { … } static int ocelot_netdevice_prechangeupper(struct net_device *dev, struct net_device *brport_dev, struct netdev_notifier_changeupper_info *info) { … } static int ocelot_netdevice_lag_prechangeupper(struct net_device *dev, struct netdev_notifier_changeupper_info *info) { … } static int ocelot_netdevice_changelowerstate(struct net_device *dev, struct netdev_lag_lower_state_info *info) { … } static int ocelot_netdevice_event(struct notifier_block *unused, unsigned long event, void *ptr) { … } struct notifier_block ocelot_netdevice_nb __read_mostly = …; static int ocelot_switchdev_event(struct notifier_block *unused, unsigned long event, void *ptr) { … } struct notifier_block ocelot_switchdev_nb __read_mostly = …; static int ocelot_switchdev_blocking_event(struct notifier_block *unused, unsigned long event, void *ptr) { … } struct notifier_block ocelot_switchdev_blocking_nb __read_mostly = …; static void vsc7514_phylink_mac_config(struct phylink_config *config, unsigned int link_an_mode, const struct phylink_link_state *state) { … } static void vsc7514_phylink_mac_link_down(struct phylink_config *config, unsigned int link_an_mode, phy_interface_t interface) { … } static void vsc7514_phylink_mac_link_up(struct phylink_config *config, struct phy_device *phydev, unsigned int link_an_mode, phy_interface_t interface, int speed, int duplex, bool tx_pause, bool rx_pause) { … } static const struct phylink_mac_ops ocelot_phylink_ops = …; static int ocelot_port_phylink_create(struct ocelot *ocelot, int port, struct device_node *portnp) { … } 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) { … }
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