/* SPDX-License-Identifier: GPL-2.0+ */ #ifndef __LAN966X_MAIN_H__ #define __LAN966X_MAIN_H__ #include <linux/debugfs.h> #include <linux/etherdevice.h> #include <linux/if_vlan.h> #include <linux/jiffies.h> #include <linux/phy.h> #include <linux/phylink.h> #include <linux/ptp_clock_kernel.h> #include <net/page_pool/types.h> #include <net/pkt_cls.h> #include <net/pkt_sched.h> #include <net/switchdev.h> #include <net/xdp.h> #include <vcap_api.h> #include <vcap_api_client.h> #include "lan966x_regs.h" #include "lan966x_ifh.h" #define TABLE_UPDATE_SLEEP_US … #define TABLE_UPDATE_TIMEOUT_US … #define READL_SLEEP_US … #define READL_TIMEOUT_US … #define LAN966X_BUFFER_CELL_SZ … #define LAN966X_BUFFER_MEMORY … #define LAN966X_BUFFER_MIN_SZ … #define LAN966X_HW_MTU(mtu) … #define PGID_AGGR … #define PGID_SRC … #define PGID_ENTRIES … #define UNAWARE_PVID … #define HOST_PVID … /* Reserved amount for (SRC, PRIO) at index 8*SRC + PRIO */ #define QSYS_Q_RSRV … #define NUM_PHYS_PORTS … #define CPU_PORT … #define NUM_PRIO_QUEUES … /* Reserved PGIDs */ #define PGID_CPU … #define PGID_UC … #define PGID_BC … #define PGID_MC … #define PGID_MCIPV4 … #define PGID_MCIPV6 … /* Non-reserved PGIDs, used for general purpose */ #define PGID_GP_START … #define PGID_GP_END … #define LAN966X_SPEED_NONE … #define LAN966X_SPEED_2500 … #define LAN966X_SPEED_1000 … #define LAN966X_SPEED_100 … #define LAN966X_SPEED_10 … #define LAN966X_PHC_COUNT … #define LAN966X_PHC_PORT … #define LAN966X_PHC_PINS_NUM … #define IFH_REW_OP_NOOP … #define IFH_REW_OP_ONE_STEP_PTP … #define IFH_REW_OP_TWO_STEP_PTP … #define FDMA_RX_DCB_MAX_DBS … #define FDMA_TX_DCB_MAX_DBS … #define FDMA_DCB_INFO_DATAL(x) … #define FDMA_DCB_STATUS_BLOCKL(x) … #define FDMA_DCB_STATUS_SOF … #define FDMA_DCB_STATUS_EOF … #define FDMA_DCB_STATUS_INTR … #define FDMA_DCB_STATUS_DONE … #define FDMA_DCB_STATUS_BLOCKO(x) … #define FDMA_DCB_INVALID_DATA … #define FDMA_XTR_CHANNEL … #define FDMA_INJ_CHANNEL … #define FDMA_DCB_MAX … #define SE_IDX_QUEUE … #define SE_IDX_PORT … #define LAN966X_VCAP_CID_IS1_L0 … #define LAN966X_VCAP_CID_IS1_L1 … #define LAN966X_VCAP_CID_IS1_L2 … #define LAN966X_VCAP_CID_IS1_MAX … #define LAN966X_VCAP_CID_IS2_L0 … #define LAN966X_VCAP_CID_IS2_L1 … #define LAN966X_VCAP_CID_IS2_MAX … #define LAN966X_VCAP_CID_ES0_L0 … #define LAN966X_VCAP_CID_ES0_MAX … #define LAN966X_PORT_QOS_PCP_COUNT … #define LAN966X_PORT_QOS_DEI_COUNT … #define LAN966X_PORT_QOS_PCP_DEI_COUNT … #define LAN966X_PORT_QOS_DSCP_COUNT … /* Port PCP rewrite mode */ #define LAN966X_PORT_REW_TAG_CTRL_CLASSIFIED … #define LAN966X_PORT_REW_TAG_CTRL_MAPPED … /* Port DSCP rewrite mode */ #define LAN966X_PORT_REW_DSCP_FRAME … #define LAN966X_PORT_REW_DSCP_ANALIZER … #define LAN966X_PORT_QOS_REWR_DSCP_ALL … /* MAC table entry types. * ENTRYTYPE_NORMAL is subject to aging. * ENTRYTYPE_LOCKED is not subject to aging. * ENTRYTYPE_MACv4 is not subject to aging. For IPv4 multicast. * ENTRYTYPE_MACv6 is not subject to aging. For IPv6 multicast. */ enum macaccess_entry_type { … }; /* FDMA return action codes for checking if the frame is valid * FDMA_PASS, frame is valid and can be used * FDMA_ERROR, something went wrong, stop getting more frames * FDMA_DROP, frame is dropped, but continue to get more frames * FDMA_TX, frame is given to TX, but continue to get more frames * FDMA_REDIRECT, frame is given to TX, but continue to get more frames */ enum lan966x_fdma_action { … }; /* Controls how PORT_MASK is applied */ enum LAN966X_PORT_MASK_MODE { … }; enum vcap_is2_port_sel_ipv6 { … }; enum vcap_is1_port_sel_other { … }; enum vcap_is1_port_sel_ipv4 { … }; enum vcap_is1_port_sel_ipv6 { … }; enum vcap_is1_port_sel_rt { … }; struct lan966x_port; struct lan966x_db { … }; struct lan966x_rx_dcb { … }; struct lan966x_tx_dcb { … }; struct lan966x_rx { … }; struct lan966x_tx_dcb_buf { … }; struct lan966x_tx { … }; struct lan966x_stat_layout { … }; struct lan966x_phc { … }; struct lan966x_skb_cb { … }; #define LAN966X_PTP_TIMEOUT … #define LAN966X_SKB_CB(skb) … struct lan966x { … }; struct lan966x_port_config { … }; struct lan966x_port_tc { … }; struct lan966x_port_qos_pcp { … }; struct lan966x_port_qos_dscp { … }; struct lan966x_port_qos_pcp_rewr { … }; struct lan966x_port_qos_dscp_rewr { … }; struct lan966x_port_qos { … }; struct lan966x_port { … }; extern const struct phylink_mac_ops lan966x_phylink_mac_ops; extern const struct phylink_pcs_ops lan966x_phylink_pcs_ops; extern const struct ethtool_ops lan966x_ethtool_ops; extern struct notifier_block lan966x_switchdev_nb __read_mostly; extern struct notifier_block lan966x_switchdev_blocking_nb __read_mostly; bool lan966x_netdevice_check(const struct net_device *dev); void lan966x_register_notifier_blocks(void); void lan966x_unregister_notifier_blocks(void); bool lan966x_hw_offload(struct lan966x *lan966x, u32 port, struct sk_buff *skb); void lan966x_ifh_get_src_port(void *ifh, u64 *src_port); void lan966x_ifh_get_timestamp(void *ifh, u64 *timestamp); void lan966x_ifh_set_bypass(void *ifh, u64 bypass); void lan966x_ifh_set_port(void *ifh, u64 bypass); void lan966x_stats_get(struct net_device *dev, struct rtnl_link_stats64 *stats); int lan966x_stats_init(struct lan966x *lan966x); void lan966x_port_config_down(struct lan966x_port *port); void lan966x_port_config_up(struct lan966x_port *port); void lan966x_port_status_get(struct lan966x_port *port, struct phylink_link_state *state); int lan966x_port_pcs_set(struct lan966x_port *port, struct lan966x_port_config *config); void lan966x_port_init(struct lan966x_port *port); void lan966x_port_qos_set(struct lan966x_port *port, struct lan966x_port_qos *qos); void lan966x_port_qos_dscp_rewr_mode_set(struct lan966x_port *port, int mode); int lan966x_mac_ip_learn(struct lan966x *lan966x, bool cpu_copy, const unsigned char mac[ETH_ALEN], unsigned int vid, enum macaccess_entry_type type); int lan966x_mac_learn(struct lan966x *lan966x, int port, const unsigned char mac[ETH_ALEN], unsigned int vid, enum macaccess_entry_type type); int lan966x_mac_forget(struct lan966x *lan966x, const unsigned char mac[ETH_ALEN], unsigned int vid, enum macaccess_entry_type type); int lan966x_mac_cpu_learn(struct lan966x *lan966x, const char *addr, u16 vid); int lan966x_mac_cpu_forget(struct lan966x *lan966x, const char *addr, u16 vid); void lan966x_mac_init(struct lan966x *lan966x); void lan966x_mac_set_ageing(struct lan966x *lan966x, u32 ageing); int lan966x_mac_del_entry(struct lan966x *lan966x, const unsigned char *addr, u16 vid); int lan966x_mac_add_entry(struct lan966x *lan966x, struct lan966x_port *port, const unsigned char *addr, u16 vid); void lan966x_mac_lag_replace_port_entry(struct lan966x *lan966x, struct lan966x_port *src, struct lan966x_port *dst); void lan966x_mac_lag_remove_port_entry(struct lan966x *lan966x, struct lan966x_port *src); void lan966x_mac_purge_entries(struct lan966x *lan966x); irqreturn_t lan966x_mac_irq_handler(struct lan966x *lan966x); void lan966x_vlan_init(struct lan966x *lan966x); void lan966x_vlan_port_apply(struct lan966x_port *port); bool lan966x_vlan_cpu_member_cpu_vlan_mask(struct lan966x *lan966x, u16 vid); void lan966x_vlan_port_set_vlan_aware(struct lan966x_port *port, bool vlan_aware); int lan966x_vlan_port_set_vid(struct lan966x_port *port, u16 vid, bool pvid, bool untagged); void lan966x_vlan_port_add_vlan(struct lan966x_port *port, u16 vid, bool pvid, bool untagged); void lan966x_vlan_port_del_vlan(struct lan966x_port *port, u16 vid); void lan966x_vlan_cpu_add_vlan(struct lan966x *lan966x, u16 vid); void lan966x_vlan_cpu_del_vlan(struct lan966x *lan966x, u16 vid); void lan966x_fdb_write_entries(struct lan966x *lan966x, u16 vid); void lan966x_fdb_erase_entries(struct lan966x *lan966x, u16 vid); int lan966x_fdb_init(struct lan966x *lan966x); void lan966x_fdb_deinit(struct lan966x *lan966x); void lan966x_fdb_flush_workqueue(struct lan966x *lan966x); int lan966x_handle_fdb(struct net_device *dev, struct net_device *orig_dev, unsigned long event, const void *ctx, const struct switchdev_notifier_fdb_info *fdb_info); void lan966x_mdb_init(struct lan966x *lan966x); void lan966x_mdb_deinit(struct lan966x *lan966x); int lan966x_handle_port_mdb_add(struct lan966x_port *port, const struct switchdev_obj *obj); int lan966x_handle_port_mdb_del(struct lan966x_port *port, const struct switchdev_obj *obj); void lan966x_mdb_erase_entries(struct lan966x *lan966x, u16 vid); void lan966x_mdb_write_entries(struct lan966x *lan966x, u16 vid); void lan966x_mdb_clear_entries(struct lan966x *lan966x); void lan966x_mdb_restore_entries(struct lan966x *lan966x); int lan966x_ptp_init(struct lan966x *lan966x); void lan966x_ptp_deinit(struct lan966x *lan966x); int lan966x_ptp_hwtstamp_set(struct lan966x_port *port, struct kernel_hwtstamp_config *cfg, struct netlink_ext_ack *extack); void lan966x_ptp_hwtstamp_get(struct lan966x_port *port, struct kernel_hwtstamp_config *cfg); void lan966x_ptp_rxtstamp(struct lan966x *lan966x, struct sk_buff *skb, u64 src_port, u64 timestamp); int lan966x_ptp_txtstamp_request(struct lan966x_port *port, struct sk_buff *skb); void lan966x_ptp_txtstamp_release(struct lan966x_port *port, struct sk_buff *skb); irqreturn_t lan966x_ptp_irq_handler(int irq, void *args); irqreturn_t lan966x_ptp_ext_irq_handler(int irq, void *args); u32 lan966x_ptp_get_period_ps(void); int lan966x_ptp_gettime64(struct ptp_clock_info *ptp, struct timespec64 *ts); int lan966x_ptp_setup_traps(struct lan966x_port *port, struct kernel_hwtstamp_config *cfg); int lan966x_ptp_del_traps(struct lan966x_port *port); int lan966x_fdma_xmit(struct sk_buff *skb, __be32 *ifh, struct net_device *dev); int lan966x_fdma_xmit_xdpf(struct lan966x_port *port, void *ptr, u32 len); int lan966x_fdma_change_mtu(struct lan966x *lan966x); void lan966x_fdma_netdev_init(struct lan966x *lan966x, struct net_device *dev); void lan966x_fdma_netdev_deinit(struct lan966x *lan966x, struct net_device *dev); int lan966x_fdma_init(struct lan966x *lan966x); void lan966x_fdma_deinit(struct lan966x *lan966x); irqreturn_t lan966x_fdma_irq_handler(int irq, void *args); int lan966x_fdma_reload_page_pool(struct lan966x *lan966x); int lan966x_lag_port_join(struct lan966x_port *port, struct net_device *brport_dev, struct net_device *bond, struct netlink_ext_ack *extack); void lan966x_lag_port_leave(struct lan966x_port *port, struct net_device *bond); int lan966x_lag_port_prechangeupper(struct net_device *dev, struct netdev_notifier_changeupper_info *info); int lan966x_lag_port_changelowerstate(struct net_device *dev, struct netdev_notifier_changelowerstate_info *info); int lan966x_lag_netdev_prechangeupper(struct net_device *dev, struct netdev_notifier_changeupper_info *info); int lan966x_lag_netdev_changeupper(struct net_device *dev, struct netdev_notifier_changeupper_info *info); bool lan966x_lag_first_port(struct net_device *lag, struct net_device *dev); u32 lan966x_lag_get_mask(struct lan966x *lan966x, struct net_device *bond); int lan966x_port_changeupper(struct net_device *dev, struct net_device *brport_dev, struct netdev_notifier_changeupper_info *info); int lan966x_port_prechangeupper(struct net_device *dev, struct net_device *brport_dev, struct netdev_notifier_changeupper_info *info); void lan966x_port_stp_state_set(struct lan966x_port *port, u8 state); void lan966x_port_ageing_set(struct lan966x_port *port, unsigned long ageing_clock_t); void lan966x_update_fwd_mask(struct lan966x *lan966x); int lan966x_tc_setup(struct net_device *dev, enum tc_setup_type type, void *type_data); int lan966x_mqprio_add(struct lan966x_port *port, u8 num_tc); int lan966x_mqprio_del(struct lan966x_port *port); void lan966x_taprio_init(struct lan966x *lan966x); void lan966x_taprio_deinit(struct lan966x *lan966x); int lan966x_taprio_add(struct lan966x_port *port, struct tc_taprio_qopt_offload *qopt); int lan966x_taprio_del(struct lan966x_port *port); int lan966x_taprio_speed_set(struct lan966x_port *port, int speed); int lan966x_tbf_add(struct lan966x_port *port, struct tc_tbf_qopt_offload *qopt); int lan966x_tbf_del(struct lan966x_port *port, struct tc_tbf_qopt_offload *qopt); int lan966x_cbs_add(struct lan966x_port *port, struct tc_cbs_qopt_offload *qopt); int lan966x_cbs_del(struct lan966x_port *port, struct tc_cbs_qopt_offload *qopt); int lan966x_ets_add(struct lan966x_port *port, struct tc_ets_qopt_offload *qopt); int lan966x_ets_del(struct lan966x_port *port, struct tc_ets_qopt_offload *qopt); int lan966x_tc_matchall(struct lan966x_port *port, struct tc_cls_matchall_offload *f, bool ingress); int lan966x_police_port_add(struct lan966x_port *port, struct flow_action *action, struct flow_action_entry *act, unsigned long police_id, bool ingress, struct netlink_ext_ack *extack); int lan966x_police_port_del(struct lan966x_port *port, unsigned long police_id, struct netlink_ext_ack *extack); void lan966x_police_port_stats(struct lan966x_port *port, struct flow_stats *stats); int lan966x_mirror_port_add(struct lan966x_port *port, struct flow_action_entry *action, unsigned long mirror_id, bool ingress, struct netlink_ext_ack *extack); int lan966x_mirror_port_del(struct lan966x_port *port, bool ingress, struct netlink_ext_ack *extack); void lan966x_mirror_port_stats(struct lan966x_port *port, struct flow_stats *stats, bool ingress); int lan966x_xdp_port_init(struct lan966x_port *port); void lan966x_xdp_port_deinit(struct lan966x_port *port); int lan966x_xdp(struct net_device *dev, struct netdev_bpf *xdp); int lan966x_xdp_run(struct lan966x_port *port, struct page *page, u32 data_len); int lan966x_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, u32 flags); bool lan966x_xdp_present(struct lan966x *lan966x); static inline bool lan966x_xdp_port_present(struct lan966x_port *port) { … } int lan966x_vcap_init(struct lan966x *lan966x); void lan966x_vcap_deinit(struct lan966x *lan966x); #if defined(CONFIG_DEBUG_FS) int lan966x_vcap_port_info(struct net_device *dev, struct vcap_admin *admin, struct vcap_output_print *out); #else static inline int lan966x_vcap_port_info(struct net_device *dev, struct vcap_admin *admin, struct vcap_output_print *out) { return 0; } #endif int lan966x_tc_flower(struct lan966x_port *port, struct flow_cls_offload *f, bool ingress); int lan966x_goto_port_add(struct lan966x_port *port, int from_cid, int to_cid, unsigned long goto_id, struct netlink_ext_ack *extack); int lan966x_goto_port_del(struct lan966x_port *port, unsigned long goto_id, struct netlink_ext_ack *extack); #ifdef CONFIG_LAN966X_DCB void lan966x_dcb_init(struct lan966x *lan966x); #else static inline void lan966x_dcb_init(struct lan966x *lan966x) { } #endif static inline void __iomem *lan_addr(void __iomem *base[], int id, int tinst, int tcnt, int gbase, int ginst, int gcnt, int gwidth, int raddr, int rinst, int rcnt, int rwidth) { … } static inline u32 lan_rd(struct lan966x *lan966x, int id, int tinst, int tcnt, int gbase, int ginst, int gcnt, int gwidth, int raddr, int rinst, int rcnt, int rwidth) { … } static inline void lan_wr(u32 val, struct lan966x *lan966x, int id, int tinst, int tcnt, int gbase, int ginst, int gcnt, int gwidth, int raddr, int rinst, int rcnt, int rwidth) { … } static inline void lan_rmw(u32 val, u32 mask, struct lan966x *lan966x, int id, int tinst, int tcnt, int gbase, int ginst, int gcnt, int gwidth, int raddr, int rinst, int rcnt, int rwidth) { … } #endif /* __LAN966X_MAIN_H__ */
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