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/* 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"
#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))
#define ice_pf_src_tmr_owned(pf) ((pf)->hw.func_caps.ts_func_info.src_tmr_owned)
enum ice_feature {
ICE_F_DSCP,
ICE_F_PHY_RCLK,
ICE_F_SMA_CTRL,
ICE_F_CGU,
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_hfunc; /* User configured hash type */
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_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_FLAG_DPLL, /* SyncE/PTP dplls initialized */
ICE_PF_FLAGS_NBITS /* must be last */
};
enum ice_misc_thread_tasks {
ICE_MISC_THREAD_TX_TSTAMP,
ICE_MISC_THREAD_NBITS /* must be last */
};
struct ice_eswitch {
struct ice_vsi *control_vsi;
struct ice_vsi *uplink_vsi;
struct ice_esw_br_offloads *br_offloads;
struct xarray reprs;
bool is_running;
/* struct to allow cp queues management optimization */
struct {
int to_reach;
int value;
bool is_reaching;
} qs;
};
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;
unsigned long *sriov_irq_bm; /* bitmap to track irq usage */
u16 sriov_irq_size; /* size of the irq_bm bitmap */
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 dentry *ice_debugfs_pf;
struct dentry *ice_debugfs_pf_fwlog;
/* keep track of all the dentrys for FW log modules */
struct dentry **ice_debugfs_pf_fwlog_modules;
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 hw_rx_eipe_error;
u32 oicr_err_reg;
struct msi_map oicr_irq; /* Other interrupt cause MSIX vector */
struct msi_map ll_ts_irq; /* LL_TS interrupt 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];
char int_name_ll_ts[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 <tc_num>")
*/
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_eswitch eswitch;
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];
struct ice_dplls dplls;
struct device *hwmon_dev;
};
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_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)
{
return pf->ptp.tx_interrupt_mode != ICE_PTP_TX_INTERRUPT_NONE;
}
/**
* 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->eswitch.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;
}
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);
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);
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 {
ICE_AQ_TASK_NOT_PREPARED,
ICE_AQ_TASK_WAITING,
ICE_AQ_TASK_COMPLETE,
ICE_AQ_TASK_CANCELED,
};
struct ice_aq_task {
struct hlist_node entry;
struct ice_rq_event_info event;
enum ice_aq_task_state state;
u16 opcode;
};
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);
/**
* 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);
}
extern const struct xdp_metadata_ops ice_xdp_md_ops;
#endif /* _ICE_H_ */