/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2018, Intel Corporation. */ #ifndef _ICE_H_ #define _ICE_H_ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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" #define ICE_BAR0 0 #define ICE_REQ_DESC_MULTIPLE 32 #define ICE_MIN_NUM_DESC 64 #define ICE_MAX_NUM_DESC 8160 #define ICE_DFLT_MIN_RX_DESC 512 #define ICE_DFLT_NUM_TX_DESC 256 #define ICE_DFLT_NUM_RX_DESC 2048 #define ICE_DFLT_TRAFFIC_CLASS BIT(0) #define ICE_INT_NAME_STR_LEN (IFNAMSIZ + 16) #define ICE_AQ_LEN 192 #define ICE_MBXSQ_LEN 64 #define ICE_SBQ_LEN 64 #define ICE_MIN_LAN_TXRX_MSIX 1 #define ICE_MIN_LAN_OICR_MSIX 1 #define ICE_MIN_MSIX (ICE_MIN_LAN_TXRX_MSIX + ICE_MIN_LAN_OICR_MSIX) #define ICE_FDIR_MSIX 2 #define ICE_RDMA_NUM_AEQ_MSIX 4 #define ICE_MIN_RDMA_MSIX 2 #define ICE_ESWITCH_MSIX 1 #define ICE_NO_VSI 0xffff #define ICE_VSI_MAP_CONTIG 0 #define ICE_VSI_MAP_SCATTER 1 #define ICE_MAX_SCATTER_TXQS 16 #define ICE_MAX_SCATTER_RXQS 16 #define ICE_Q_WAIT_RETRY_LIMIT 10 #define ICE_Q_WAIT_MAX_RETRY (5 * ICE_Q_WAIT_RETRY_LIMIT) #define ICE_MAX_LG_RSS_QS 256 #define ICE_INVAL_Q_INDEX 0xffff #define ICE_MAX_RXQS_PER_TC 256 /* Used when setting VSI context per TC Rx queues */ #define ICE_CHNL_START_TC 1 #define ICE_MAX_RESET_WAIT 20 #define ICE_VSIQF_HKEY_ARRAY_SIZE ((VSIQF_HKEY_MAX_INDEX + 1) * 4) #define ICE_DFLT_NETIF_M (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK) #define ICE_MAX_MTU (ICE_AQ_SET_MAC_FRAME_SIZE_MAX - ICE_ETH_PKT_HDR_PAD) #define ICE_MAX_TSO_SIZE 131072 #define ICE_UP_TABLE_TRANSLATE(val, i) \ (((val) << ICE_AQ_VSI_UP_TABLE_UP##i##_S) & \ ICE_AQ_VSI_UP_TABLE_UP##i##_M) #define ICE_TX_DESC(R, i) (&(((struct ice_tx_desc *)((R)->desc))[i])) #define ICE_RX_DESC(R, i) (&(((union ice_32b_rx_flex_desc *)((R)->desc))[i])) #define ICE_TX_CTX_DESC(R, i) (&(((struct ice_tx_ctx_desc *)((R)->desc))[i])) #define ICE_TX_FDIRDESC(R, i) (&(((struct ice_fltr_desc *)((R)->desc))[i])) /* Minimum BW limit is 500 Kbps for any scheduler node */ #define ICE_MIN_BW_LIMIT 500 /* 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 125 /* 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 7 /* 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 6 #define ICE_SWITCH_FLTR_PRIO_VSI 5 #define ICE_SWITCH_FLTR_PRIO_QGRP ICE_SWITCH_FLTR_PRIO_VSI /* Macro for each VSI in a PF */ #define ice_for_each_vsi(pf, i) \ for ((i) = 0; (i) < (pf)->num_alloc_vsi; (i)++) /* Macros for each Tx/Xdp/Rx ring in a VSI */ #define ice_for_each_txq(vsi, i) \ for ((i) = 0; (i) < (vsi)->num_txq; (i)++) #define ice_for_each_xdp_txq(vsi, i) \ for ((i) = 0; (i) < (vsi)->num_xdp_txq; (i)++) #define ice_for_each_rxq(vsi, i) \ for ((i) = 0; (i) < (vsi)->num_rxq; (i)++) /* Macros for each allocated Tx/Rx ring whether used or not in a VSI */ #define ice_for_each_alloc_txq(vsi, i) \ for ((i) = 0; (i) < (vsi)->alloc_txq; (i)++) #define ice_for_each_alloc_rxq(vsi, i) \ for ((i) = 0; (i) < (vsi)->alloc_rxq; (i)++) #define ice_for_each_q_vector(vsi, i) \ for ((i) = 0; (i) < (vsi)->num_q_vectors; (i)++) #define ice_for_each_chnl_tc(i) \ for ((i) = ICE_CHNL_START_TC; (i) < ICE_CHNL_MAX_TC; (i)++) #define ICE_UCAST_PROMISC_BITS (ICE_PROMISC_UCAST_TX | ICE_PROMISC_UCAST_RX) #define ICE_UCAST_VLAN_PROMISC_BITS (ICE_PROMISC_UCAST_TX | \ ICE_PROMISC_UCAST_RX | \ ICE_PROMISC_VLAN_TX | \ ICE_PROMISC_VLAN_RX) #define ICE_MCAST_PROMISC_BITS (ICE_PROMISC_MCAST_TX | ICE_PROMISC_MCAST_RX) #define ICE_MCAST_VLAN_PROMISC_BITS (ICE_PROMISC_MCAST_TX | \ ICE_PROMISC_MCAST_RX | \ ICE_PROMISC_VLAN_TX | \ ICE_PROMISC_VLAN_RX) #define ice_pf_to_dev(pf) (&((pf)->pdev->dev)) enum ice_feature { ICE_F_DSCP, ICE_F_PTP_EXTTS, ICE_F_SMA_CTRL, ICE_F_GNSS, ICE_F_ROCE_LAG, ICE_F_SRIOV_LAG, ICE_F_MAX }; DECLARE_STATIC_KEY_FALSE(ice_xdp_locking_key); struct ice_channel { struct list_head list; u8 type; u16 sw_id; u16 base_q; u16 num_rxq; u16 num_txq; u16 vsi_num; u8 ena_tc; struct ice_aqc_vsi_props info; u64 max_tx_rate; u64 min_tx_rate; atomic_t num_sb_fltr; struct ice_vsi *ch_vsi; }; struct ice_txq_meta { u32 q_teid; /* Tx-scheduler element identifier */ u16 q_id; /* Entry in VSI's txq_map bitmap */ u16 q_handle; /* Relative index of Tx queue within TC */ u16 vsi_idx; /* VSI index that Tx queue belongs to */ u8 tc; /* TC number that Tx queue belongs to */ }; struct ice_tc_info { u16 qoffset; u16 qcount_tx; u16 qcount_rx; u8 netdev_tc; }; struct ice_tc_cfg { u8 numtc; /* Total number of enabled TCs */ u16 ena_tc; /* Tx map */ struct ice_tc_info tc_info[ICE_MAX_TRAFFIC_CLASS]; }; struct ice_qs_cfg { struct mutex *qs_mutex; /* will be assigned to &pf->avail_q_mutex */ unsigned long *pf_map; unsigned long pf_map_size; unsigned int q_count; unsigned int scatter_count; u16 *vsi_map; u16 vsi_map_offset; u8 mapping_mode; }; struct ice_sw { struct ice_pf *pf; u16 sw_id; /* switch ID for this switch */ u16 bridge_mode; /* VEB/VEPA/Port Virtualizer */ }; enum ice_pf_state { ICE_TESTING, ICE_DOWN, ICE_NEEDS_RESTART, ICE_PREPARED_FOR_RESET, /* set by driver when prepared */ ICE_RESET_OICR_RECV, /* set by driver after rcv reset OICR */ ICE_PFR_REQ, /* set by driver */ ICE_CORER_REQ, /* set by driver */ ICE_GLOBR_REQ, /* set by driver */ ICE_CORER_RECV, /* set by OICR handler */ ICE_GLOBR_RECV, /* set by OICR handler */ ICE_EMPR_RECV, /* set by OICR handler */ ICE_SUSPENDED, /* set on module remove path */ ICE_RESET_FAILED, /* set by reset/rebuild */ /* When checking for the PF to be in a nominal operating state, the * bits that are grouped at the beginning of the list need to be * checked. Bits occurring before ICE_STATE_NOMINAL_CHECK_BITS will * be checked. If you need to add a bit into consideration for nominal * operating state, it must be added before * ICE_STATE_NOMINAL_CHECK_BITS. Do not move this entry's position * without appropriate consideration. */ ICE_STATE_NOMINAL_CHECK_BITS, ICE_ADMINQ_EVENT_PENDING, ICE_MAILBOXQ_EVENT_PENDING, ICE_SIDEBANDQ_EVENT_PENDING, ICE_MDD_EVENT_PENDING, ICE_VFLR_EVENT_PENDING, ICE_FLTR_OVERFLOW_PROMISC, ICE_VF_DIS, ICE_CFG_BUSY, ICE_SERVICE_SCHED, ICE_SERVICE_DIS, ICE_FD_FLUSH_REQ, ICE_OICR_INTR_DIS, /* Global OICR interrupt disabled */ ICE_MDD_VF_PRINT_PENDING, /* set when MDD event handle */ ICE_VF_RESETS_DISABLED, /* disable resets during ice_remove */ ICE_LINK_DEFAULT_OVERRIDE_PENDING, ICE_PHY_INIT_COMPLETE, ICE_FD_VF_FLUSH_CTX, /* set at FD Rx IRQ or timeout */ ICE_AUX_ERR_PENDING, ICE_STATE_NBITS /* must be last */ }; enum ice_vsi_state { ICE_VSI_DOWN, ICE_VSI_NEEDS_RESTART, ICE_VSI_NETDEV_ALLOCD, ICE_VSI_NETDEV_REGISTERED, ICE_VSI_UMAC_FLTR_CHANGED, ICE_VSI_MMAC_FLTR_CHANGED, ICE_VSI_PROMISC_CHANGED, ICE_VSI_STATE_NBITS /* must be last */ }; struct ice_vsi_stats { struct ice_ring_stats **tx_ring_stats; /* Tx ring stats array */ struct ice_ring_stats **rx_ring_stats; /* Rx ring stats array */ }; /* struct that defines a VSI, associated with a dev */ struct ice_vsi { struct net_device *netdev; struct ice_sw *vsw; /* switch this VSI is on */ struct ice_pf *back; /* back pointer to PF */ struct ice_port_info *port_info; /* back pointer to port_info */ struct ice_rx_ring **rx_rings; /* Rx ring array */ struct ice_tx_ring **tx_rings; /* Tx ring array */ struct ice_q_vector **q_vectors; /* q_vector array */ irqreturn_t (*irq_handler)(int irq, void *data); u64 tx_linearize; DECLARE_BITMAP(state, ICE_VSI_STATE_NBITS); unsigned int current_netdev_flags; u32 tx_restart; u32 tx_busy; u32 rx_buf_failed; u32 rx_page_failed; u16 num_q_vectors; /* tell if only dynamic irq allocation is allowed */ bool irq_dyn_alloc; enum ice_vsi_type type; u16 vsi_num; /* HW (absolute) index of this VSI */ u16 idx; /* software index in pf->vsi[] */ struct ice_vf *vf; /* VF associated with this VSI */ u16 num_gfltr; u16 num_bfltr; /* RSS config */ u16 rss_table_size; /* HW RSS table size */ u16 rss_size; /* Allocated RSS queues */ u8 *rss_hkey_user; /* User configured hash keys */ u8 *rss_lut_user; /* User configured lookup table entries */ u8 rss_lut_type; /* used to configure Get/Set RSS LUT AQ call */ /* aRFS members only allocated for the PF VSI */ #define ICE_MAX_ARFS_LIST 1024 #define ICE_ARFS_LST_MASK (ICE_MAX_ARFS_LIST - 1) struct hlist_head *arfs_fltr_list; struct ice_arfs_active_fltr_cntrs *arfs_fltr_cntrs; spinlock_t arfs_lock; /* protects aRFS hash table and filter state */ atomic_t *arfs_last_fltr_id; u16 max_frame; u16 rx_buf_len; struct ice_aqc_vsi_props info; /* VSI properties */ struct ice_vsi_vlan_info vlan_info; /* vlan config to be restored */ /* VSI stats */ struct rtnl_link_stats64 net_stats; struct rtnl_link_stats64 net_stats_prev; struct ice_eth_stats eth_stats; struct ice_eth_stats eth_stats_prev; struct list_head tmp_sync_list; /* MAC filters to be synced */ struct list_head tmp_unsync_list; /* MAC filters to be unsynced */ u8 irqs_ready:1; u8 current_isup:1; /* Sync 'link up' logging */ u8 stat_offsets_loaded:1; struct ice_vsi_vlan_ops inner_vlan_ops; struct ice_vsi_vlan_ops outer_vlan_ops; u16 num_vlan; /* queue information */ u8 tx_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ u8 rx_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ u16 *txq_map; /* index in pf->avail_txqs */ u16 *rxq_map; /* index in pf->avail_rxqs */ u16 alloc_txq; /* Allocated Tx queues */ u16 num_txq; /* Used Tx queues */ u16 alloc_rxq; /* Allocated Rx queues */ u16 num_rxq; /* Used Rx queues */ u16 req_txq; /* User requested Tx queues */ u16 req_rxq; /* User requested Rx queues */ u16 num_rx_desc; u16 num_tx_desc; u16 qset_handle[ICE_MAX_TRAFFIC_CLASS]; struct ice_tc_cfg tc_cfg; struct bpf_prog *xdp_prog; struct ice_tx_ring **xdp_rings; /* XDP ring array */ unsigned long *af_xdp_zc_qps; /* tracks AF_XDP ZC enabled qps */ u16 num_xdp_txq; /* Used XDP queues */ u8 xdp_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */ struct net_device **target_netdevs; struct tc_mqprio_qopt_offload mqprio_qopt; /* queue parameters */ /* Channel Specific Fields */ struct ice_vsi *tc_map_vsi[ICE_CHNL_MAX_TC]; u16 cnt_q_avail; u16 next_base_q; /* next queue to be used for channel setup */ struct list_head ch_list; u16 num_chnl_rxq; u16 num_chnl_txq; u16 ch_rss_size; u16 num_chnl_fltr; /* store away rss size info before configuring ADQ channels so that, * it can be used after tc-qdisc delete, to get back RSS setting as * they were before */ u16 orig_rss_size; /* this keeps tracks of all enabled TC with and without DCB * and inclusive of ADQ, vsi->mqprio_opt keeps track of queue * information */ u8 all_numtc; u16 all_enatc; /* store away TC info, to be used for rebuild logic */ u8 old_numtc; u16 old_ena_tc; struct ice_channel *ch; /* setup back reference, to which aggregator node this VSI * corresponds to */ struct ice_agg_node *agg_node; } ____cacheline_internodealigned_in_smp; /* struct that defines an interrupt vector */ struct ice_q_vector { struct ice_vsi *vsi; u16 v_idx; /* index in the vsi->q_vector array. */ u16 reg_idx; u8 num_ring_rx; /* total number of Rx rings in vector */ u8 num_ring_tx; /* total number of Tx rings in vector */ u8 wb_on_itr:1; /* if true, WB on ITR is enabled */ /* in usecs, need to use ice_intrl_to_usecs_reg() before writing this * value to the device */ u8 intrl; struct napi_struct napi; struct ice_ring_container rx; struct ice_ring_container tx; cpumask_t affinity_mask; struct irq_affinity_notify affinity_notify; struct ice_channel *ch; char name[ICE_INT_NAME_STR_LEN]; u16 total_events; /* net_dim(): number of interrupts processed */ struct msi_map irq; } ____cacheline_internodealigned_in_smp; enum ice_pf_flags { ICE_FLAG_FLTR_SYNC, ICE_FLAG_RDMA_ENA, ICE_FLAG_RSS_ENA, ICE_FLAG_SRIOV_ENA, ICE_FLAG_SRIOV_CAPABLE, ICE_FLAG_DCB_CAPABLE, ICE_FLAG_DCB_ENA, ICE_FLAG_FD_ENA, ICE_FLAG_PTP_SUPPORTED, /* PTP is supported by NVM */ ICE_FLAG_PTP, /* PTP is enabled by software */ ICE_FLAG_ADV_FEATURES, ICE_FLAG_TC_MQPRIO, /* support for Multi queue TC */ ICE_FLAG_CLS_FLOWER, ICE_FLAG_LINK_DOWN_ON_CLOSE_ENA, ICE_FLAG_TOTAL_PORT_SHUTDOWN_ENA, ICE_FLAG_NO_MEDIA, ICE_FLAG_FW_LLDP_AGENT, ICE_FLAG_MOD_POWER_UNSUPPORTED, ICE_FLAG_PHY_FW_LOAD_FAILED, ICE_FLAG_ETHTOOL_CTXT, /* set when ethtool holds RTNL lock */ ICE_FLAG_LEGACY_RX, ICE_FLAG_VF_TRUE_PROMISC_ENA, ICE_FLAG_MDD_AUTO_RESET_VF, ICE_FLAG_VF_VLAN_PRUNING, ICE_FLAG_LINK_LENIENT_MODE_ENA, ICE_FLAG_PLUG_AUX_DEV, ICE_FLAG_UNPLUG_AUX_DEV, ICE_FLAG_MTU_CHANGED, ICE_FLAG_GNSS, /* GNSS successfully initialized */ ICE_PF_FLAGS_NBITS /* must be last */ }; enum ice_misc_thread_tasks { ICE_MISC_THREAD_EXTTS_EVENT, ICE_MISC_THREAD_TX_TSTAMP, ICE_MISC_THREAD_NBITS /* must be last */ }; struct ice_switchdev_info { struct ice_vsi *control_vsi; struct ice_vsi *uplink_vsi; struct ice_esw_br_offloads *br_offloads; bool is_running; }; struct ice_agg_node { u32 agg_id; #define ICE_MAX_VSIS_IN_AGG_NODE 64 u32 num_vsis; u8 valid; }; struct ice_pf { struct pci_dev *pdev; struct devlink_region *nvm_region; struct devlink_region *sram_region; struct devlink_region *devcaps_region; /* devlink port data */ struct devlink_port devlink_port; /* OS reserved IRQ details */ struct msix_entry *msix_entries; struct ice_irq_tracker irq_tracker; /* First MSIX vector used by SR-IOV VFs. Calculated by subtracting the * number of MSIX vectors needed for all SR-IOV VFs from the number of * MSIX vectors allowed on this PF. */ u16 sriov_base_vector; u16 ctrl_vsi_idx; /* control VSI index in pf->vsi array */ struct ice_vsi **vsi; /* VSIs created by the driver */ struct ice_vsi_stats **vsi_stats; struct ice_sw *first_sw; /* first switch created by firmware */ u16 eswitch_mode; /* current mode of eswitch */ struct ice_vfs vfs; DECLARE_BITMAP(features, ICE_F_MAX); DECLARE_BITMAP(state, ICE_STATE_NBITS); DECLARE_BITMAP(flags, ICE_PF_FLAGS_NBITS); DECLARE_BITMAP(misc_thread, ICE_MISC_THREAD_NBITS); unsigned long *avail_txqs; /* bitmap to track PF Tx queue usage */ unsigned long *avail_rxqs; /* bitmap to track PF Rx queue usage */ unsigned long serv_tmr_period; unsigned long serv_tmr_prev; struct timer_list serv_tmr; struct work_struct serv_task; struct mutex avail_q_mutex; /* protects access to avail_[rx|tx]qs */ struct mutex sw_mutex; /* lock for protecting VSI alloc flow */ struct mutex tc_mutex; /* lock to protect TC changes */ struct mutex adev_mutex; /* lock to protect aux device access */ struct mutex lag_mutex; /* protect ice_lag struct in PF */ u32 msg_enable; struct ice_ptp ptp; struct gnss_serial *gnss_serial; struct gnss_device *gnss_dev; u16 num_rdma_msix; /* Total MSIX vectors for RDMA driver */ u16 rdma_base_vector; /* spinlock to protect the AdminQ wait list */ spinlock_t aq_wait_lock; struct hlist_head aq_wait_list; wait_queue_head_t aq_wait_queue; bool fw_emp_reset_disabled; wait_queue_head_t reset_wait_queue; u32 hw_csum_rx_error; u32 oicr_err_reg; struct msi_map oicr_irq; /* Other interrupt cause MSIX vector */ u16 max_pf_txqs; /* Total Tx queues PF wide */ u16 max_pf_rxqs; /* Total Rx queues PF wide */ u16 num_lan_msix; /* Total MSIX vectors for base driver */ u16 num_lan_tx; /* num LAN Tx queues setup */ u16 num_lan_rx; /* num LAN Rx queues setup */ u16 next_vsi; /* Next free slot in pf->vsi[] - 0-based! */ u16 num_alloc_vsi; u16 corer_count; /* Core reset count */ u16 globr_count; /* Global reset count */ u16 empr_count; /* EMP reset count */ u16 pfr_count; /* PF reset count */ u8 wol_ena : 1; /* software state of WoL */ u32 wakeup_reason; /* last wakeup reason */ struct ice_hw_port_stats stats; struct ice_hw_port_stats stats_prev; struct ice_hw hw; u8 stat_prev_loaded:1; /* has previous stats been loaded */ u8 rdma_mode; u16 dcbx_cap; u32 tx_timeout_count; unsigned long tx_timeout_last_recovery; u32 tx_timeout_recovery_level; char int_name[ICE_INT_NAME_STR_LEN]; struct auxiliary_device *adev; int aux_idx; u32 sw_int_count; /* count of tc_flower filters specific to channel (aka where filter * action is "hw_tc ") */ u16 num_dmac_chnl_fltrs; struct hlist_head tc_flower_fltr_list; u64 supported_rxdids; __le64 nvm_phy_type_lo; /* NVM PHY type low */ __le64 nvm_phy_type_hi; /* NVM PHY type high */ struct ice_link_default_override_tlv link_dflt_override; struct ice_lag *lag; /* Link Aggregation information */ struct ice_switchdev_info switchdev; struct ice_esw_br_port *br_port; #define ICE_INVALID_AGG_NODE_ID 0 #define ICE_PF_AGG_NODE_ID_START 1 #define ICE_MAX_PF_AGG_NODES 32 struct ice_agg_node pf_agg_node[ICE_MAX_PF_AGG_NODES]; #define ICE_VF_AGG_NODE_ID_START 65 #define ICE_MAX_VF_AGG_NODES 32 struct ice_agg_node vf_agg_node[ICE_MAX_VF_AGG_NODES]; }; extern struct workqueue_struct *ice_lag_wq; struct ice_netdev_priv { struct ice_vsi *vsi; struct ice_repr *repr; /* indirect block callbacks on registered higher level devices * (e.g. tunnel devices) * * tc_indr_block_cb_priv_list is used to look up indirect callback * private data */ struct list_head tc_indr_block_priv_list; }; /** * 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) { return !!qv->ch; /* Enable it to run with TC */ } /** * 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) { u32 vector = (vsi && q_vector) ? q_vector->reg_idx : ((struct ice_pf *)hw->back)->oicr_irq.index; int itr = ICE_ITR_NONE; u32 val; /* clear the PBA here, as this function is meant to clean out all * previous interrupts and enable the interrupt */ val = GLINT_DYN_CTL_INTENA_M | GLINT_DYN_CTL_CLEARPBA_M | (itr << GLINT_DYN_CTL_ITR_INDX_S); if (vsi) if (test_bit(ICE_VSI_DOWN, vsi->state)) return; wr32(hw, GLINT_DYN_CTL(vector), val); } /** * 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) { struct ice_netdev_priv *np = netdev_priv(netdev); return np->vsi->back; } static inline bool ice_is_xdp_ena_vsi(struct ice_vsi *vsi) { return !!READ_ONCE(vsi->xdp_prog); } static inline void ice_set_ring_xdp(struct ice_tx_ring *ring) { ring->flags |= ICE_TX_FLAGS_RING_XDP; } /** * ice_xsk_pool - get XSK buffer pool bound to a ring * @ring: Rx ring to use * * Returns a pointer to xsk_buff_pool structure if there is a buffer pool * present, NULL otherwise. */ static inline struct xsk_buff_pool *ice_xsk_pool(struct ice_rx_ring *ring) { struct ice_vsi *vsi = ring->vsi; u16 qid = ring->q_index; if (!ice_is_xdp_ena_vsi(vsi) || !test_bit(qid, vsi->af_xdp_zc_qps)) return NULL; return xsk_get_pool_from_qid(vsi->netdev, qid); } /** * 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) { struct ice_tx_ring *ring; ring = vsi->rx_rings[qid]->xdp_ring; if (!ring) return; if (!ice_is_xdp_ena_vsi(vsi) || !test_bit(qid, vsi->af_xdp_zc_qps)) { ring->xsk_pool = NULL; return; } ring->xsk_pool = xsk_get_pool_from_qid(vsi->netdev, 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) { if (pf->vsi) return pf->vsi[0]; return NULL; } /** * 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) { /* In case of port representor return source port VSI. */ if (np->repr) return np->repr->src_vsi; else return np->vsi; } /** * ice_get_ctrl_vsi - Get the control VSI * @pf: PF instance */ static inline struct ice_vsi *ice_get_ctrl_vsi(struct ice_pf *pf) { /* if pf->ctrl_vsi_idx is ICE_NO_VSI, control VSI was not set up */ if (!pf->vsi || pf->ctrl_vsi_idx == ICE_NO_VSI) return NULL; return pf->vsi[pf->ctrl_vsi_idx]; } /** * 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) { int i; ice_for_each_vsi(pf, i) if (pf->vsi[i] && pf->vsi[i]->vsi_num == vsi_num) return pf->vsi[i]; return NULL; } /** * 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) { return pf->switchdev.is_running; } #define ICE_FD_STAT_CTR_BLOCK_COUNT 256 #define ICE_FD_STAT_PF_IDX(base_idx) \ ((base_idx) * ICE_FD_STAT_CTR_BLOCK_COUNT) #define ICE_FD_SB_STAT_IDX(base_idx) ICE_FD_STAT_PF_IDX(base_idx) #define ICE_FD_STAT_CH 1 #define ICE_FD_CH_STAT_IDX(base_idx) \ (ICE_FD_STAT_PF_IDX(base_idx) + ICE_FD_STAT_CH) /** * 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) { struct ice_vsi *vsi; vsi = ice_get_main_vsi(pf); if (!vsi) return false; /* is ADQ configured */ if (vsi->tc_cfg.numtc > ICE_CHNL_START_TC && test_bit(ICE_FLAG_TC_MQPRIO, pf->flags)) return true; return false; } 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); 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); int ice_vsi_determine_xdp_res(struct ice_vsi *vsi); int ice_prepare_xdp_rings(struct ice_vsi *vsi, struct bpf_prog *prog); int ice_destroy_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); 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); int ice_aq_wait_for_event(struct ice_pf *pf, u16 opcode, unsigned long timeout, struct ice_rq_event_info *event); 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); /** * ice_set_rdma_cap - enable RDMA support * @pf: PF struct */ static inline void ice_set_rdma_cap(struct ice_pf *pf) { if (pf->hw.func_caps.common_cap.rdma && pf->num_rdma_msix) { set_bit(ICE_FLAG_RDMA_ENA, pf->flags); set_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags); } } /** * ice_clear_rdma_cap - disable RDMA support * @pf: PF struct */ static inline void ice_clear_rdma_cap(struct ice_pf *pf) { /* defer unplug to service task to avoid RTNL lock and * clear PLUG bit so that pending plugs don't interfere */ clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags); set_bit(ICE_FLAG_UNPLUG_AUX_DEV, pf->flags); clear_bit(ICE_FLAG_RDMA_ENA, pf->flags); } #endif /* _ICE_H_ */