/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2018, Intel Corporation. */ #ifndef _ICE_H_ #define _ICE_H_ #include <linux/types.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/firmware.h> #include <linux/netdevice.h> #include <linux/compiler.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/cpumask.h> #include <linux/rtnetlink.h> #include <linux/if_vlan.h> #include <linux/dma-mapping.h> #include <linux/pci.h> #include <linux/workqueue.h> #include <linux/wait.h> #include <linux/interrupt.h> #include <linux/ethtool.h> #include <linux/timer.h> #include <linux/delay.h> #include <linux/bitmap.h> #include <linux/log2.h> #include <linux/ip.h> #include <linux/sctp.h> #include <linux/ipv6.h> #include <linux/pkt_sched.h> #include <linux/if_bridge.h> #include <linux/ctype.h> #include <linux/linkmode.h> #include <linux/bpf.h> #include <linux/btf.h> #include <linux/auxiliary_bus.h> #include <linux/avf/virtchnl.h> #include <linux/cpu_rmap.h> #include <linux/dim.h> #include <linux/gnss.h> #include <net/pkt_cls.h> #include <net/pkt_sched.h> #include <net/tc_act/tc_mirred.h> #include <net/tc_act/tc_gact.h> #include <net/ip.h> #include <net/devlink.h> #include <net/ipv6.h> #include <net/xdp_sock.h> #include <net/xdp_sock_drv.h> #include <net/geneve.h> #include <net/gre.h> #include <net/udp_tunnel.h> #include <net/vxlan.h> #include <net/gtp.h> #include <linux/ppp_defs.h> #include "ice_devids.h" #include "ice_type.h" #include "ice_txrx.h" #include "ice_dcb.h" #include "ice_switch.h" #include "ice_common.h" #include "ice_flow.h" #include "ice_sched.h" #include "ice_idc_int.h" #include "ice_sriov.h" #include "ice_vf_mbx.h" #include "ice_ptp.h" #include "ice_fdir.h" #include "ice_xsk.h" #include "ice_arfs.h" #include "ice_repr.h" #include "ice_eswitch.h" #include "ice_lag.h" #include "ice_vsi_vlan_ops.h" #include "ice_gnss.h" #include "ice_irq.h" #include "ice_dpll.h" #include "ice_adapter.h" #define ICE_BAR0 … #define ICE_REQ_DESC_MULTIPLE … #define ICE_MIN_NUM_DESC … #define ICE_MAX_NUM_DESC … #define ICE_DFLT_MIN_RX_DESC … #define ICE_DFLT_NUM_TX_DESC … #define ICE_DFLT_NUM_RX_DESC … #define ICE_DFLT_TRAFFIC_CLASS … #define ICE_INT_NAME_STR_LEN … #define ICE_AQ_LEN … #define ICE_MBXSQ_LEN … #define ICE_SBQ_LEN … #define ICE_MIN_LAN_TXRX_MSIX … #define ICE_MIN_LAN_OICR_MSIX … #define ICE_MIN_MSIX … #define ICE_FDIR_MSIX … #define ICE_RDMA_NUM_AEQ_MSIX … #define ICE_MIN_RDMA_MSIX … #define ICE_ESWITCH_MSIX … #define ICE_NO_VSI … #define ICE_VSI_MAP_CONTIG … #define ICE_VSI_MAP_SCATTER … #define ICE_MAX_SCATTER_TXQS … #define ICE_MAX_SCATTER_RXQS … #define ICE_Q_WAIT_RETRY_LIMIT … #define ICE_Q_WAIT_MAX_RETRY … #define ICE_MAX_LG_RSS_QS … #define ICE_INVAL_Q_INDEX … #define ICE_MAX_RXQS_PER_TC … #define ICE_CHNL_START_TC … #define ICE_MAX_RESET_WAIT … #define ICE_VSIQF_HKEY_ARRAY_SIZE … #define ICE_DFLT_NETIF_M … #define ICE_MAX_MTU … #define ICE_MAX_TSO_SIZE … #define ICE_UP_TABLE_TRANSLATE(val, i) … #define ICE_TX_DESC(R, i) … #define ICE_RX_DESC(R, i) … #define ICE_TX_CTX_DESC(R, i) … #define ICE_TX_FDIRDESC(R, i) … /* Minimum BW limit is 500 Kbps for any scheduler node */ #define ICE_MIN_BW_LIMIT … /* User can specify BW in either Kbit/Mbit/Gbit and OS converts it in bytes. * use it to convert user specified BW limit into Kbps */ #define ICE_BW_KBPS_DIVISOR … /* Default recipes have priority 4 and below, hence priority values between 5..7 * can be used as filter priority for advanced switch filter (advanced switch * filters need new recipe to be created for specified extraction sequence * because default recipe extraction sequence does not represent custom * extraction) */ #define ICE_SWITCH_FLTR_PRIO_QUEUE … /* prio 6 is reserved for future use (e.g. switch filter with L3 fields + * (Optional: IP TOS/TTL) + L4 fields + (optionally: TCP fields such as * SYN/FIN/RST)) */ #define ICE_SWITCH_FLTR_PRIO_RSVD … #define ICE_SWITCH_FLTR_PRIO_VSI … #define ICE_SWITCH_FLTR_PRIO_QGRP … /* Macro for each VSI in a PF */ #define ice_for_each_vsi(pf, i) … /* Macros for each Tx/Xdp/Rx ring in a VSI */ #define ice_for_each_txq(vsi, i) … #define ice_for_each_xdp_txq(vsi, i) … #define ice_for_each_rxq(vsi, i) … /* Macros for each allocated Tx/Rx ring whether used or not in a VSI */ #define ice_for_each_alloc_txq(vsi, i) … #define ice_for_each_alloc_rxq(vsi, i) … #define ice_for_each_q_vector(vsi, i) … #define ice_for_each_chnl_tc(i) … #define ICE_UCAST_PROMISC_BITS … #define ICE_UCAST_VLAN_PROMISC_BITS … #define ICE_MCAST_PROMISC_BITS … #define ICE_MCAST_VLAN_PROMISC_BITS … #define ice_pf_to_dev(pf) … #define ice_pf_src_tmr_owned(pf) … enum ice_feature { … }; DECLARE_STATIC_KEY_FALSE(ice_xdp_locking_key); struct ice_channel { … }; struct ice_txq_meta { … }; struct ice_tc_info { … }; struct ice_tc_cfg { … }; struct ice_qs_cfg { … }; struct ice_sw { … }; enum ice_pf_state { … }; enum ice_vsi_state { … }; struct ice_vsi_stats { … }; /* struct that defines a VSI, associated with a dev */ struct ice_vsi { … } ____cacheline_internodealigned_in_smp; /* struct that defines an interrupt vector */ struct ice_q_vector { … } ____cacheline_internodealigned_in_smp; enum ice_pf_flags { … }; enum ice_misc_thread_tasks { … }; struct ice_eswitch { … }; struct ice_agg_node { … }; struct ice_pf { … }; extern struct workqueue_struct *ice_lag_wq; struct ice_netdev_priv { … }; /** * ice_vector_ch_enabled * @qv: pointer to q_vector, can be NULL * * This function returns true if vector is channel enabled otherwise false */ static inline bool ice_vector_ch_enabled(struct ice_q_vector *qv) { … } /** * ice_ptp_pf_handles_tx_interrupt - Check if PF handles Tx interrupt * @pf: Board private structure * * Return true if this PF should respond to the Tx timestamp interrupt * indication in the miscellaneous OICR interrupt handler. */ static inline bool ice_ptp_pf_handles_tx_interrupt(struct ice_pf *pf) { … } /** * ice_irq_dynamic_ena - Enable default interrupt generation settings * @hw: pointer to HW struct * @vsi: pointer to VSI struct, can be NULL * @q_vector: pointer to q_vector, can be NULL */ static inline void ice_irq_dynamic_ena(struct ice_hw *hw, struct ice_vsi *vsi, struct ice_q_vector *q_vector) { … } /** * ice_netdev_to_pf - Retrieve the PF struct associated with a netdev * @netdev: pointer to the netdev struct */ static inline struct ice_pf *ice_netdev_to_pf(struct net_device *netdev) { … } static inline bool ice_is_xdp_ena_vsi(struct ice_vsi *vsi) { … } static inline void ice_set_ring_xdp(struct ice_tx_ring *ring) { … } /** * ice_get_xp_from_qid - get ZC XSK buffer pool bound to a queue ID * @vsi: pointer to VSI * @qid: index of a queue to look at XSK buff pool presence * * Return: A pointer to xsk_buff_pool structure if there is a buffer pool * attached and configured as zero-copy, NULL otherwise. */ static inline struct xsk_buff_pool *ice_get_xp_from_qid(struct ice_vsi *vsi, u16 qid) { … } /** * ice_rx_xsk_pool - assign XSK buff pool to Rx ring * @ring: Rx ring to use * * Sets XSK buff pool pointer on Rx ring. */ static inline void ice_rx_xsk_pool(struct ice_rx_ring *ring) { … } /** * ice_tx_xsk_pool - assign XSK buff pool to XDP ring * @vsi: pointer to VSI * @qid: index of a queue to look at XSK buff pool presence * * Sets XSK buff pool pointer on XDP ring. * * XDP ring is picked from Rx ring, whereas Rx ring is picked based on provided * queue id. Reason for doing so is that queue vectors might have assigned more * than one XDP ring, e.g. when user reduced the queue count on netdev; Rx ring * carries a pointer to one of these XDP rings for its own purposes, such as * handling XDP_TX action, therefore we can piggyback here on the * rx_ring->xdp_ring assignment that was done during XDP rings initialization. */ static inline void ice_tx_xsk_pool(struct ice_vsi *vsi, u16 qid) { … } /** * ice_get_main_vsi - Get the PF VSI * @pf: PF instance * * returns pf->vsi[0], which by definition is the PF VSI */ static inline struct ice_vsi *ice_get_main_vsi(struct ice_pf *pf) { … } /** * ice_get_netdev_priv_vsi - return VSI associated with netdev priv. * @np: private netdev structure */ static inline struct ice_vsi *ice_get_netdev_priv_vsi(struct ice_netdev_priv *np) { … } /** * ice_get_ctrl_vsi - Get the control VSI * @pf: PF instance */ static inline struct ice_vsi *ice_get_ctrl_vsi(struct ice_pf *pf) { … } /** * ice_find_vsi - Find the VSI from VSI ID * @pf: The PF pointer to search in * @vsi_num: The VSI ID to search for */ static inline struct ice_vsi *ice_find_vsi(struct ice_pf *pf, u16 vsi_num) { … } /** * ice_is_switchdev_running - check if switchdev is configured * @pf: pointer to PF structure * * Returns true if eswitch mode is set to DEVLINK_ESWITCH_MODE_SWITCHDEV * and switchdev is configured, false otherwise. */ static inline bool ice_is_switchdev_running(struct ice_pf *pf) { … } #define ICE_FD_STAT_CTR_BLOCK_COUNT … #define ICE_FD_STAT_PF_IDX(base_idx) … #define ICE_FD_SB_STAT_IDX(base_idx) … #define ICE_FD_STAT_CH … #define ICE_FD_CH_STAT_IDX(base_idx) … /** * ice_is_adq_active - any active ADQs * @pf: pointer to PF * * This function returns true if there are any ADQs configured (which is * determined by looking at VSI type (which should be VSI_PF), numtc, and * TC_MQPRIO flag) otherwise return false */ static inline bool ice_is_adq_active(struct ice_pf *pf) { … } void ice_debugfs_fwlog_init(struct ice_pf *pf); void ice_debugfs_pf_deinit(struct ice_pf *pf); void ice_debugfs_init(void); void ice_debugfs_exit(void); void ice_pf_fwlog_update_module(struct ice_pf *pf, int log_level, int module); bool netif_is_ice(const struct net_device *dev); int ice_vsi_setup_tx_rings(struct ice_vsi *vsi); int ice_vsi_setup_rx_rings(struct ice_vsi *vsi); int ice_vsi_open_ctrl(struct ice_vsi *vsi); int ice_vsi_open(struct ice_vsi *vsi); void ice_set_ethtool_ops(struct net_device *netdev); void ice_set_ethtool_repr_ops(struct net_device *netdev); void ice_set_ethtool_safe_mode_ops(struct net_device *netdev); void ice_set_ethtool_sf_ops(struct net_device *netdev); u16 ice_get_avail_txq_count(struct ice_pf *pf); u16 ice_get_avail_rxq_count(struct ice_pf *pf); int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked); void ice_update_vsi_stats(struct ice_vsi *vsi); void ice_update_pf_stats(struct ice_pf *pf); void ice_fetch_u64_stats_per_ring(struct u64_stats_sync *syncp, struct ice_q_stats stats, u64 *pkts, u64 *bytes); int ice_up(struct ice_vsi *vsi); int ice_down(struct ice_vsi *vsi); int ice_down_up(struct ice_vsi *vsi); int ice_vsi_cfg_lan(struct ice_vsi *vsi); struct ice_vsi *ice_lb_vsi_setup(struct ice_pf *pf, struct ice_port_info *pi); enum ice_xdp_cfg { … }; int ice_vsi_determine_xdp_res(struct ice_vsi *vsi); int ice_prepare_xdp_rings(struct ice_vsi *vsi, struct bpf_prog *prog, enum ice_xdp_cfg cfg_type); int ice_destroy_xdp_rings(struct ice_vsi *vsi, enum ice_xdp_cfg cfg_type); void ice_map_xdp_rings(struct ice_vsi *vsi); int ice_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, u32 flags); int ice_set_rss_lut(struct ice_vsi *vsi, u8 *lut, u16 lut_size); int ice_get_rss_lut(struct ice_vsi *vsi, u8 *lut, u16 lut_size); int ice_set_rss_key(struct ice_vsi *vsi, u8 *seed); int ice_get_rss_key(struct ice_vsi *vsi, u8 *seed); int ice_set_rss_hfunc(struct ice_vsi *vsi, u8 hfunc); void ice_fill_rss_lut(u8 *lut, u16 rss_table_size, u16 rss_size); int ice_schedule_reset(struct ice_pf *pf, enum ice_reset_req reset); void ice_print_link_msg(struct ice_vsi *vsi, bool isup); int ice_plug_aux_dev(struct ice_pf *pf); void ice_unplug_aux_dev(struct ice_pf *pf); int ice_init_rdma(struct ice_pf *pf); void ice_deinit_rdma(struct ice_pf *pf); const char *ice_aq_str(enum ice_aq_err aq_err); bool ice_is_wol_supported(struct ice_hw *hw); void ice_fdir_del_all_fltrs(struct ice_vsi *vsi); int ice_fdir_write_fltr(struct ice_pf *pf, struct ice_fdir_fltr *input, bool add, bool is_tun); void ice_vsi_manage_fdir(struct ice_vsi *vsi, bool ena); int ice_add_fdir_ethtool(struct ice_vsi *vsi, struct ethtool_rxnfc *cmd); int ice_del_fdir_ethtool(struct ice_vsi *vsi, struct ethtool_rxnfc *cmd); int ice_get_ethtool_fdir_entry(struct ice_hw *hw, struct ethtool_rxnfc *cmd); int ice_get_fdir_fltr_ids(struct ice_hw *hw, struct ethtool_rxnfc *cmd, u32 *rule_locs); void ice_fdir_rem_adq_chnl(struct ice_hw *hw, u16 vsi_idx); void ice_fdir_release_flows(struct ice_hw *hw); void ice_fdir_replay_flows(struct ice_hw *hw); void ice_fdir_replay_fltrs(struct ice_pf *pf); int ice_fdir_create_dflt_rules(struct ice_pf *pf); enum ice_aq_task_state { … }; struct ice_aq_task { … }; void ice_aq_prep_for_event(struct ice_pf *pf, struct ice_aq_task *task, u16 opcode); int ice_aq_wait_for_event(struct ice_pf *pf, struct ice_aq_task *task, unsigned long timeout); int ice_open(struct net_device *netdev); int ice_open_internal(struct net_device *netdev); int ice_stop(struct net_device *netdev); void ice_service_task_schedule(struct ice_pf *pf); int ice_load(struct ice_pf *pf); void ice_unload(struct ice_pf *pf); void ice_adv_lnk_speed_maps_init(void); int ice_init_dev(struct ice_pf *pf); void ice_deinit_dev(struct ice_pf *pf); int ice_change_mtu(struct net_device *netdev, int new_mtu); void ice_tx_timeout(struct net_device *netdev, unsigned int txqueue); int ice_xdp(struct net_device *dev, struct netdev_bpf *xdp); void ice_set_netdev_features(struct net_device *netdev); int ice_vlan_rx_add_vid(struct net_device *netdev, __be16 proto, u16 vid); int ice_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid); void ice_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats); /** * ice_set_rdma_cap - enable RDMA support * @pf: PF struct */ static inline void ice_set_rdma_cap(struct ice_pf *pf) { … } /** * ice_clear_rdma_cap - disable RDMA support * @pf: PF struct */ static inline void ice_clear_rdma_cap(struct ice_pf *pf) { … } extern const struct xdp_metadata_ops ice_xdp_md_ops; #endif /* _ICE_H_ */
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