| /******************************************************************************* |
| * |
| * Intel Ethernet Controller XL710 Family Linux Driver |
| * Copyright(c) 2013 - 2016 Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| * The full GNU General Public License is included in this distribution in |
| * the file called "COPYING". |
| * |
| * Contact Information: |
| * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| ******************************************************************************/ |
| |
| #ifndef _I40E_H_ |
| #define _I40E_H_ |
| |
| #include <net/tcp.h> |
| #include <net/udp.h> |
| #include <linux/types.h> |
| #include <linux/errno.h> |
| #include <linux/module.h> |
| #include <linux/pci.h> |
| #include <linux/aer.h> |
| #include <linux/netdevice.h> |
| #include <linux/ioport.h> |
| #include <linux/iommu.h> |
| #include <linux/slab.h> |
| #include <linux/list.h> |
| #include <linux/string.h> |
| #include <linux/in.h> |
| #include <linux/ip.h> |
| #include <linux/sctp.h> |
| #include <linux/pkt_sched.h> |
| #include <linux/ipv6.h> |
| #include <net/checksum.h> |
| #include <net/ip6_checksum.h> |
| #include <linux/ethtool.h> |
| #include <linux/if_vlan.h> |
| #include <linux/if_bridge.h> |
| #include <linux/clocksource.h> |
| #include <linux/net_tstamp.h> |
| #include <linux/ptp_clock_kernel.h> |
| #include "i40e_type.h" |
| #include "i40e_prototype.h" |
| #ifdef I40E_FCOE |
| #include "i40e_fcoe.h" |
| #endif |
| #include "i40e_client.h" |
| #include "i40e_virtchnl.h" |
| #include "i40e_virtchnl_pf.h" |
| #include "i40e_txrx.h" |
| #include "i40e_dcb.h" |
| |
| /* Useful i40e defaults */ |
| #define I40E_MAX_VEB 16 |
| |
| #define I40E_MAX_NUM_DESCRIPTORS 4096 |
| #define I40E_MAX_CSR_SPACE (4 * 1024 * 1024 - 64 * 1024) |
| #define I40E_DEFAULT_NUM_DESCRIPTORS 512 |
| #define I40E_REQ_DESCRIPTOR_MULTIPLE 32 |
| #define I40E_MIN_NUM_DESCRIPTORS 64 |
| #define I40E_MIN_MSIX 2 |
| #define I40E_DEFAULT_NUM_VMDQ_VSI 8 /* max 256 VSIs */ |
| #define I40E_MIN_VSI_ALLOC 51 /* LAN, ATR, FCOE, 32 VF, 16 VMDQ */ |
| /* max 16 qps */ |
| #define i40e_default_queues_per_vmdq(pf) \ |
| (((pf)->flags & I40E_FLAG_RSS_AQ_CAPABLE) ? 4 : 1) |
| #define I40E_DEFAULT_QUEUES_PER_VF 4 |
| #define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */ |
| #define i40e_pf_get_max_q_per_tc(pf) \ |
| (((pf)->flags & I40E_FLAG_128_QP_RSS_CAPABLE) ? 128 : 64) |
| #define I40E_FDIR_RING 0 |
| #define I40E_FDIR_RING_COUNT 32 |
| #ifdef I40E_FCOE |
| #define I40E_DEFAULT_FCOE 8 /* default number of QPs for FCoE */ |
| #define I40E_MINIMUM_FCOE 1 /* minimum number of QPs for FCoE */ |
| #endif /* I40E_FCOE */ |
| #define I40E_MAX_AQ_BUF_SIZE 4096 |
| #define I40E_AQ_LEN 256 |
| #define I40E_AQ_WORK_LIMIT 66 /* max number of VFs + a little */ |
| #define I40E_MAX_USER_PRIORITY 8 |
| #define I40E_DEFAULT_MSG_ENABLE 4 |
| #define I40E_QUEUE_WAIT_RETRY_LIMIT 10 |
| #define I40E_INT_NAME_STR_LEN (IFNAMSIZ + 16) |
| |
| /* Ethtool Private Flags */ |
| #define I40E_PRIV_FLAGS_MFP_FLAG BIT(0) |
| #define I40E_PRIV_FLAGS_LINKPOLL_FLAG BIT(1) |
| #define I40E_PRIV_FLAGS_FD_ATR BIT(2) |
| #define I40E_PRIV_FLAGS_VEB_STATS BIT(3) |
| #define I40E_PRIV_FLAGS_HW_ATR_EVICT BIT(4) |
| #define I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT BIT(5) |
| |
| #define I40E_NVM_VERSION_LO_SHIFT 0 |
| #define I40E_NVM_VERSION_LO_MASK (0xff << I40E_NVM_VERSION_LO_SHIFT) |
| #define I40E_NVM_VERSION_HI_SHIFT 12 |
| #define I40E_NVM_VERSION_HI_MASK (0xf << I40E_NVM_VERSION_HI_SHIFT) |
| #define I40E_OEM_VER_BUILD_MASK 0xffff |
| #define I40E_OEM_VER_PATCH_MASK 0xff |
| #define I40E_OEM_VER_BUILD_SHIFT 8 |
| #define I40E_OEM_VER_SHIFT 24 |
| #define I40E_PHY_DEBUG_ALL \ |
| (I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW | \ |
| I40E_AQ_PHY_DEBUG_DISABLE_ALL_LINK_FW) |
| |
| /* The values in here are decimal coded as hex as is the case in the NVM map*/ |
| #define I40E_CURRENT_NVM_VERSION_HI 0x2 |
| #define I40E_CURRENT_NVM_VERSION_LO 0x40 |
| |
| #define I40E_RX_DESC(R, i) \ |
| (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])) |
| #define I40E_TX_DESC(R, i) \ |
| (&(((struct i40e_tx_desc *)((R)->desc))[i])) |
| #define I40E_TX_CTXTDESC(R, i) \ |
| (&(((struct i40e_tx_context_desc *)((R)->desc))[i])) |
| #define I40E_TX_FDIRDESC(R, i) \ |
| (&(((struct i40e_filter_program_desc *)((R)->desc))[i])) |
| |
| /* default to trying for four seconds */ |
| #define I40E_TRY_LINK_TIMEOUT (4 * HZ) |
| |
| /** |
| * i40e_is_mac_710 - Return true if MAC is X710/XL710 |
| * @hw: ptr to the hardware info |
| **/ |
| static inline bool i40e_is_mac_710(struct i40e_hw *hw) |
| { |
| if ((hw->mac.type == I40E_MAC_X710) || |
| (hw->mac.type == I40E_MAC_XL710)) |
| return true; |
| |
| return false; |
| } |
| |
| /* driver state flags */ |
| enum i40e_state_t { |
| __I40E_TESTING, |
| __I40E_CONFIG_BUSY, |
| __I40E_CONFIG_DONE, |
| __I40E_DOWN, |
| __I40E_NEEDS_RESTART, |
| __I40E_SERVICE_SCHED, |
| __I40E_ADMINQ_EVENT_PENDING, |
| __I40E_MDD_EVENT_PENDING, |
| __I40E_VFLR_EVENT_PENDING, |
| __I40E_RESET_RECOVERY_PENDING, |
| __I40E_RESET_INTR_RECEIVED, |
| __I40E_REINIT_REQUESTED, |
| __I40E_PF_RESET_REQUESTED, |
| __I40E_CORE_RESET_REQUESTED, |
| __I40E_GLOBAL_RESET_REQUESTED, |
| __I40E_EMP_RESET_REQUESTED, |
| __I40E_EMP_RESET_INTR_RECEIVED, |
| __I40E_FILTER_OVERFLOW_PROMISC, |
| __I40E_SUSPENDED, |
| __I40E_PTP_TX_IN_PROGRESS, |
| __I40E_BAD_EEPROM, |
| __I40E_DOWN_REQUESTED, |
| __I40E_FD_FLUSH_REQUESTED, |
| __I40E_RESET_FAILED, |
| __I40E_PORT_TX_SUSPENDED, |
| __I40E_VF_DISABLE, |
| }; |
| |
| enum i40e_interrupt_policy { |
| I40E_INTERRUPT_BEST_CASE, |
| I40E_INTERRUPT_MEDIUM, |
| I40E_INTERRUPT_LOWEST |
| }; |
| |
| struct i40e_lump_tracking { |
| u16 num_entries; |
| u16 search_hint; |
| u16 list[0]; |
| #define I40E_PILE_VALID_BIT 0x8000 |
| #define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2) |
| }; |
| |
| #define I40E_DEFAULT_ATR_SAMPLE_RATE 20 |
| #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512 |
| #define I40E_FDIR_BUFFER_FULL_MARGIN 10 |
| #define I40E_FDIR_BUFFER_HEAD_ROOM 32 |
| #define I40E_FDIR_BUFFER_HEAD_ROOM_FOR_ATR (I40E_FDIR_BUFFER_HEAD_ROOM * 4) |
| |
| #define I40E_HKEY_ARRAY_SIZE ((I40E_PFQF_HKEY_MAX_INDEX + 1) * 4) |
| #define I40E_HLUT_ARRAY_SIZE ((I40E_PFQF_HLUT_MAX_INDEX + 1) * 4) |
| #define I40E_VF_HLUT_ARRAY_SIZE ((I40E_VFQF_HLUT1_MAX_INDEX + 1) * 4) |
| |
| enum i40e_fd_stat_idx { |
| I40E_FD_STAT_ATR, |
| I40E_FD_STAT_SB, |
| I40E_FD_STAT_ATR_TUNNEL, |
| I40E_FD_STAT_PF_COUNT |
| }; |
| #define I40E_FD_STAT_PF_IDX(pf_id) ((pf_id) * I40E_FD_STAT_PF_COUNT) |
| #define I40E_FD_ATR_STAT_IDX(pf_id) \ |
| (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR) |
| #define I40E_FD_SB_STAT_IDX(pf_id) \ |
| (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_SB) |
| #define I40E_FD_ATR_TUNNEL_STAT_IDX(pf_id) \ |
| (I40E_FD_STAT_PF_IDX(pf_id) + I40E_FD_STAT_ATR_TUNNEL) |
| |
| struct i40e_fdir_filter { |
| struct hlist_node fdir_node; |
| /* filter ipnut set */ |
| u8 flow_type; |
| u8 ip4_proto; |
| /* TX packet view of src and dst */ |
| __be32 dst_ip[4]; |
| __be32 src_ip[4]; |
| __be16 src_port; |
| __be16 dst_port; |
| __be32 sctp_v_tag; |
| /* filter control */ |
| u16 q_index; |
| u8 flex_off; |
| u8 pctype; |
| u16 dest_vsi; |
| u8 dest_ctl; |
| u8 fd_status; |
| u16 cnt_index; |
| u32 fd_id; |
| }; |
| |
| #define I40E_ETH_P_LLDP 0x88cc |
| |
| #define I40E_DCB_PRIO_TYPE_STRICT 0 |
| #define I40E_DCB_PRIO_TYPE_ETS 1 |
| #define I40E_DCB_STRICT_PRIO_CREDITS 127 |
| /* DCB per TC information data structure */ |
| struct i40e_tc_info { |
| u16 qoffset; /* Queue offset from base queue */ |
| u16 qcount; /* Total Queues */ |
| u8 netdev_tc; /* Netdev TC index if netdev associated */ |
| }; |
| |
| /* TC configuration data structure */ |
| struct i40e_tc_configuration { |
| u8 numtc; /* Total number of enabled TCs */ |
| u8 enabled_tc; /* TC map */ |
| struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS]; |
| }; |
| |
| struct i40e_udp_port_config { |
| __be16 index; |
| u8 type; |
| }; |
| |
| /* struct that defines the Ethernet device */ |
| struct i40e_pf { |
| struct pci_dev *pdev; |
| struct i40e_hw hw; |
| unsigned long state; |
| struct msix_entry *msix_entries; |
| bool fc_autoneg_status; |
| |
| u16 eeprom_version; |
| u16 num_vmdq_vsis; /* num vmdq vsis this PF has set up */ |
| u16 num_vmdq_qps; /* num queue pairs per vmdq pool */ |
| u16 num_vmdq_msix; /* num queue vectors per vmdq pool */ |
| u16 num_req_vfs; /* num VFs requested for this VF */ |
| u16 num_vf_qps; /* num queue pairs per VF */ |
| #ifdef I40E_FCOE |
| u16 num_fcoe_qps; /* num fcoe queues this PF has set up */ |
| u16 num_fcoe_msix; /* num queue vectors per fcoe pool */ |
| #endif /* I40E_FCOE */ |
| u16 num_lan_qps; /* num lan queues this PF has set up */ |
| u16 num_lan_msix; /* num queue vectors for the base PF vsi */ |
| u16 num_fdsb_msix; /* num queue vectors for sideband Fdir */ |
| u16 num_iwarp_msix; /* num of iwarp vectors for this PF */ |
| int iwarp_base_vector; |
| int queues_left; /* queues left unclaimed */ |
| u16 alloc_rss_size; /* allocated RSS queues */ |
| u16 rss_size_max; /* HW defined max RSS queues */ |
| u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */ |
| u16 num_alloc_vsi; /* num VSIs this driver supports */ |
| u8 atr_sample_rate; |
| bool wol_en; |
| |
| struct hlist_head fdir_filter_list; |
| u16 fdir_pf_active_filters; |
| unsigned long fd_flush_timestamp; |
| u32 fd_flush_cnt; |
| u32 fd_add_err; |
| u32 fd_atr_cnt; |
| u32 fd_tcp_rule; |
| |
| struct i40e_udp_port_config udp_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS]; |
| u16 pending_udp_bitmap; |
| |
| enum i40e_interrupt_policy int_policy; |
| u16 rx_itr_default; |
| u16 tx_itr_default; |
| u32 msg_enable; |
| char int_name[I40E_INT_NAME_STR_LEN]; |
| u16 adminq_work_limit; /* num of admin receive queue desc to process */ |
| unsigned long service_timer_period; |
| unsigned long service_timer_previous; |
| struct timer_list service_timer; |
| struct work_struct service_task; |
| |
| u64 flags; |
| #define I40E_FLAG_RX_CSUM_ENABLED BIT_ULL(1) |
| #define I40E_FLAG_MSI_ENABLED BIT_ULL(2) |
| #define I40E_FLAG_MSIX_ENABLED BIT_ULL(3) |
| #define I40E_FLAG_RSS_ENABLED BIT_ULL(6) |
| #define I40E_FLAG_VMDQ_ENABLED BIT_ULL(7) |
| #define I40E_FLAG_FDIR_REQUIRES_REINIT BIT_ULL(8) |
| #define I40E_FLAG_NEED_LINK_UPDATE BIT_ULL(9) |
| #define I40E_FLAG_IWARP_ENABLED BIT_ULL(10) |
| #ifdef I40E_FCOE |
| #define I40E_FLAG_FCOE_ENABLED BIT_ULL(11) |
| #endif /* I40E_FCOE */ |
| #define I40E_FLAG_CLEAN_ADMINQ BIT_ULL(14) |
| #define I40E_FLAG_FILTER_SYNC BIT_ULL(15) |
| #define I40E_FLAG_SERVICE_CLIENT_REQUESTED BIT_ULL(16) |
| #define I40E_FLAG_PROCESS_MDD_EVENT BIT_ULL(17) |
| #define I40E_FLAG_PROCESS_VFLR_EVENT BIT_ULL(18) |
| #define I40E_FLAG_SRIOV_ENABLED BIT_ULL(19) |
| #define I40E_FLAG_DCB_ENABLED BIT_ULL(20) |
| #define I40E_FLAG_FD_SB_ENABLED BIT_ULL(21) |
| #define I40E_FLAG_FD_ATR_ENABLED BIT_ULL(22) |
| #define I40E_FLAG_PTP BIT_ULL(25) |
| #define I40E_FLAG_MFP_ENABLED BIT_ULL(26) |
| #define I40E_FLAG_UDP_FILTER_SYNC BIT_ULL(27) |
| #define I40E_FLAG_PORT_ID_VALID BIT_ULL(28) |
| #define I40E_FLAG_DCB_CAPABLE BIT_ULL(29) |
| #define I40E_FLAG_RSS_AQ_CAPABLE BIT_ULL(31) |
| #define I40E_FLAG_HW_ATR_EVICT_CAPABLE BIT_ULL(32) |
| #define I40E_FLAG_OUTER_UDP_CSUM_CAPABLE BIT_ULL(33) |
| #define I40E_FLAG_128_QP_RSS_CAPABLE BIT_ULL(34) |
| #define I40E_FLAG_WB_ON_ITR_CAPABLE BIT_ULL(35) |
| #define I40E_FLAG_VEB_STATS_ENABLED BIT_ULL(37) |
| #define I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE BIT_ULL(38) |
| #define I40E_FLAG_LINK_POLLING_ENABLED BIT_ULL(39) |
| #define I40E_FLAG_VEB_MODE_ENABLED BIT_ULL(40) |
| #define I40E_FLAG_GENEVE_OFFLOAD_CAPABLE BIT_ULL(41) |
| #define I40E_FLAG_NO_PCI_LINK_CHECK BIT_ULL(42) |
| #define I40E_FLAG_100M_SGMII_CAPABLE BIT_ULL(43) |
| #define I40E_FLAG_RESTART_AUTONEG BIT_ULL(44) |
| #define I40E_FLAG_NO_DCB_SUPPORT BIT_ULL(45) |
| #define I40E_FLAG_USE_SET_LLDP_MIB BIT_ULL(46) |
| #define I40E_FLAG_STOP_FW_LLDP BIT_ULL(47) |
| #define I40E_FLAG_HAVE_10GBASET_PHY BIT_ULL(48) |
| #define I40E_FLAG_PF_MAC BIT_ULL(50) |
| #define I40E_FLAG_TRUE_PROMISC_SUPPORT BIT_ULL(51) |
| |
| /* tracks features that get auto disabled by errors */ |
| u64 auto_disable_flags; |
| |
| #ifdef I40E_FCOE |
| struct i40e_fcoe fcoe; |
| |
| #endif /* I40E_FCOE */ |
| bool stat_offsets_loaded; |
| struct i40e_hw_port_stats stats; |
| struct i40e_hw_port_stats stats_offsets; |
| u32 tx_timeout_count; |
| u32 tx_timeout_recovery_level; |
| unsigned long tx_timeout_last_recovery; |
| u32 tx_sluggish_count; |
| u32 hw_csum_rx_error; |
| u32 led_status; |
| u16 corer_count; /* Core reset count */ |
| u16 globr_count; /* Global reset count */ |
| u16 empr_count; /* EMP reset count */ |
| u16 pfr_count; /* PF reset count */ |
| u16 sw_int_count; /* SW interrupt count */ |
| |
| struct mutex switch_mutex; |
| u16 lan_vsi; /* our default LAN VSI */ |
| u16 lan_veb; /* initial relay, if exists */ |
| #define I40E_NO_VEB 0xffff |
| #define I40E_NO_VSI 0xffff |
| u16 next_vsi; /* Next unallocated VSI - 0-based! */ |
| struct i40e_vsi **vsi; |
| struct i40e_veb *veb[I40E_MAX_VEB]; |
| |
| struct i40e_lump_tracking *qp_pile; |
| struct i40e_lump_tracking *irq_pile; |
| |
| /* switch config info */ |
| u16 pf_seid; |
| u16 main_vsi_seid; |
| u16 mac_seid; |
| struct kobject *switch_kobj; |
| #ifdef CONFIG_DEBUG_FS |
| struct dentry *i40e_dbg_pf; |
| #endif /* CONFIG_DEBUG_FS */ |
| bool cur_promisc; |
| |
| u16 instance; /* A unique number per i40e_pf instance in the system */ |
| |
| /* sr-iov config info */ |
| struct i40e_vf *vf; |
| int num_alloc_vfs; /* actual number of VFs allocated */ |
| u32 vf_aq_requests; |
| u32 arq_overflows; /* Not fatal, possibly indicative of problems */ |
| |
| /* DCBx/DCBNL capability for PF that indicates |
| * whether DCBx is managed by firmware or host |
| * based agent (LLDPAD). Also, indicates what |
| * flavor of DCBx protocol (IEEE/CEE) is supported |
| * by the device. For now we're supporting IEEE |
| * mode only. |
| */ |
| u16 dcbx_cap; |
| |
| u32 fcoe_hmc_filt_num; |
| u32 fcoe_hmc_cntx_num; |
| struct i40e_filter_control_settings filter_settings; |
| |
| struct ptp_clock *ptp_clock; |
| struct ptp_clock_info ptp_caps; |
| struct sk_buff *ptp_tx_skb; |
| struct hwtstamp_config tstamp_config; |
| unsigned long last_rx_ptp_check; |
| spinlock_t tmreg_lock; /* Used to protect the device time registers. */ |
| u64 ptp_base_adj; |
| u32 tx_hwtstamp_timeouts; |
| u32 rx_hwtstamp_cleared; |
| bool ptp_tx; |
| bool ptp_rx; |
| u16 rss_table_size; /* HW RSS table size */ |
| /* These are only valid in NPAR modes */ |
| u32 npar_max_bw; |
| u32 npar_min_bw; |
| |
| u32 ioremap_len; |
| u32 fd_inv; |
| u16 phy_led_val; |
| }; |
| |
| enum i40e_filter_state { |
| I40E_FILTER_INVALID = 0, /* Invalid state */ |
| I40E_FILTER_NEW, /* New, not sent to FW yet */ |
| I40E_FILTER_ACTIVE, /* Added to switch by FW */ |
| I40E_FILTER_FAILED, /* Rejected by FW */ |
| I40E_FILTER_REMOVE, /* To be removed */ |
| /* There is no 'removed' state; the filter struct is freed */ |
| }; |
| struct i40e_mac_filter { |
| struct list_head list; |
| u8 macaddr[ETH_ALEN]; |
| #define I40E_VLAN_ANY -1 |
| s16 vlan; |
| u8 counter; /* number of instances of this filter */ |
| bool is_vf; /* filter belongs to a VF */ |
| bool is_netdev; /* filter belongs to a netdev */ |
| enum i40e_filter_state state; |
| }; |
| |
| struct i40e_veb { |
| struct i40e_pf *pf; |
| u16 idx; |
| u16 veb_idx; /* index of VEB parent */ |
| u16 seid; |
| u16 uplink_seid; |
| u16 stats_idx; /* index of VEB parent */ |
| u8 enabled_tc; |
| u16 bridge_mode; /* Bridge Mode (VEB/VEPA) */ |
| u16 flags; |
| u16 bw_limit; |
| u8 bw_max_quanta; |
| bool is_abs_credits; |
| u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS]; |
| u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS]; |
| u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS]; |
| struct kobject *kobj; |
| bool stat_offsets_loaded; |
| struct i40e_eth_stats stats; |
| struct i40e_eth_stats stats_offsets; |
| struct i40e_veb_tc_stats tc_stats; |
| struct i40e_veb_tc_stats tc_stats_offsets; |
| }; |
| |
| /* struct that defines a VSI, associated with a dev */ |
| struct i40e_vsi { |
| struct net_device *netdev; |
| unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; |
| bool netdev_registered; |
| bool stat_offsets_loaded; |
| |
| u32 current_netdev_flags; |
| unsigned long state; |
| #define I40E_VSI_FLAG_FILTER_CHANGED BIT(0) |
| #define I40E_VSI_FLAG_VEB_OWNER BIT(1) |
| unsigned long flags; |
| |
| /* Per VSI lock to protect elements/list (MAC filter) */ |
| spinlock_t mac_filter_list_lock; |
| struct list_head mac_filter_list; |
| |
| /* VSI stats */ |
| struct rtnl_link_stats64 net_stats; |
| struct rtnl_link_stats64 net_stats_offsets; |
| struct i40e_eth_stats eth_stats; |
| struct i40e_eth_stats eth_stats_offsets; |
| #ifdef I40E_FCOE |
| struct i40e_fcoe_stats fcoe_stats; |
| struct i40e_fcoe_stats fcoe_stats_offsets; |
| bool fcoe_stat_offsets_loaded; |
| #endif |
| u32 tx_restart; |
| u32 tx_busy; |
| u64 tx_linearize; |
| u64 tx_force_wb; |
| u64 tx_lost_interrupt; |
| u32 rx_buf_failed; |
| u32 rx_page_failed; |
| |
| /* These are containers of ring pointers, allocated at run-time */ |
| struct i40e_ring **rx_rings; |
| struct i40e_ring **tx_rings; |
| |
| u32 active_filters; |
| u32 promisc_threshold; |
| |
| u16 work_limit; |
| u16 int_rate_limit; /* value in usecs */ |
| |
| 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 */ |
| |
| |
| u16 max_frame; |
| u16 rx_buf_len; |
| |
| /* List of q_vectors allocated to this VSI */ |
| struct i40e_q_vector **q_vectors; |
| int num_q_vectors; |
| int base_vector; |
| bool irqs_ready; |
| |
| u16 seid; /* HW index of this VSI (absolute index) */ |
| u16 id; /* VSI number */ |
| u16 uplink_seid; |
| |
| u16 base_queue; /* vsi's first queue in hw array */ |
| u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */ |
| u16 req_queue_pairs; /* User requested queue pairs */ |
| u16 num_queue_pairs; /* Used tx and rx pairs */ |
| u16 num_desc; |
| enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */ |
| s16 vf_id; /* Virtual function ID for SRIOV VSIs */ |
| |
| struct i40e_tc_configuration tc_config; |
| struct i40e_aqc_vsi_properties_data info; |
| |
| /* VSI BW limit (absolute across all TCs) */ |
| u16 bw_limit; /* VSI BW Limit (0 = disabled) */ |
| u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */ |
| |
| /* Relative TC credits across VSIs */ |
| u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS]; |
| /* TC BW limit credits within VSI */ |
| u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS]; |
| /* TC BW limit max quanta within VSI */ |
| u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS]; |
| |
| struct i40e_pf *back; /* Backreference to associated PF */ |
| u16 idx; /* index in pf->vsi[] */ |
| u16 veb_idx; /* index of VEB parent */ |
| struct kobject *kobj; /* sysfs object */ |
| bool current_isup; /* Sync 'link up' logging */ |
| |
| void *priv; /* client driver data reference. */ |
| |
| /* VSI specific handlers */ |
| irqreturn_t (*irq_handler)(int irq, void *data); |
| } ____cacheline_internodealigned_in_smp; |
| |
| struct i40e_netdev_priv { |
| struct i40e_vsi *vsi; |
| }; |
| |
| /* struct that defines an interrupt vector */ |
| struct i40e_q_vector { |
| struct i40e_vsi *vsi; |
| |
| u16 v_idx; /* index in the vsi->q_vector array. */ |
| u16 reg_idx; /* register index of the interrupt */ |
| |
| struct napi_struct napi; |
| |
| struct i40e_ring_container rx; |
| struct i40e_ring_container tx; |
| |
| u8 num_ringpairs; /* total number of ring pairs in vector */ |
| |
| #define I40E_Q_VECTOR_HUNG_DETECT 0 /* Bit Index for hung detection logic */ |
| unsigned long hung_detected; /* Set/Reset for hung_detection logic */ |
| |
| cpumask_t affinity_mask; |
| struct rcu_head rcu; /* to avoid race with update stats on free */ |
| char name[I40E_INT_NAME_STR_LEN]; |
| bool arm_wb_state; |
| #define ITR_COUNTDOWN_START 100 |
| u8 itr_countdown; /* when 0 should adjust ITR */ |
| } ____cacheline_internodealigned_in_smp; |
| |
| /* lan device */ |
| struct i40e_device { |
| struct list_head list; |
| struct i40e_pf *pf; |
| }; |
| |
| /** |
| * i40e_nvm_version_str - format the NVM version strings |
| * @hw: ptr to the hardware info |
| **/ |
| static inline char *i40e_nvm_version_str(struct i40e_hw *hw) |
| { |
| static char buf[32]; |
| u32 full_ver; |
| u8 ver, patch; |
| u16 build; |
| |
| full_ver = hw->nvm.oem_ver; |
| ver = (u8)(full_ver >> I40E_OEM_VER_SHIFT); |
| build = (u16)((full_ver >> I40E_OEM_VER_BUILD_SHIFT) & |
| I40E_OEM_VER_BUILD_MASK); |
| patch = (u8)(full_ver & I40E_OEM_VER_PATCH_MASK); |
| |
| snprintf(buf, sizeof(buf), |
| "%x.%02x 0x%x %d.%d.%d", |
| (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >> |
| I40E_NVM_VERSION_HI_SHIFT, |
| (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >> |
| I40E_NVM_VERSION_LO_SHIFT, |
| hw->nvm.eetrack, ver, build, patch); |
| |
| return buf; |
| } |
| |
| /** |
| * i40e_netdev_to_pf: Retrieve the PF struct for given netdev |
| * @netdev: the corresponding netdev |
| * |
| * Return the PF struct for the given netdev |
| **/ |
| static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev) |
| { |
| struct i40e_netdev_priv *np = netdev_priv(netdev); |
| struct i40e_vsi *vsi = np->vsi; |
| |
| return vsi->back; |
| } |
| |
| static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi, |
| irqreturn_t (*irq_handler)(int, void *)) |
| { |
| vsi->irq_handler = irq_handler; |
| } |
| |
| /** |
| * i40e_rx_is_programming_status - check for programming status descriptor |
| * @qw: the first quad word of the program status descriptor |
| * |
| * The value of in the descriptor length field indicate if this |
| * is a programming status descriptor for flow director or FCoE |
| * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise |
| * it is a packet descriptor. |
| **/ |
| static inline bool i40e_rx_is_programming_status(u64 qw) |
| { |
| return I40E_RX_PROG_STATUS_DESC_LENGTH == |
| (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT); |
| } |
| |
| /** |
| * i40e_get_fd_cnt_all - get the total FD filter space available |
| * @pf: pointer to the PF struct |
| **/ |
| static inline int i40e_get_fd_cnt_all(struct i40e_pf *pf) |
| { |
| return pf->hw.fdir_shared_filter_count + pf->fdir_pf_filter_count; |
| } |
| |
| /* needed by i40e_ethtool.c */ |
| int i40e_up(struct i40e_vsi *vsi); |
| void i40e_down(struct i40e_vsi *vsi); |
| extern const char i40e_driver_name[]; |
| extern const char i40e_driver_version_str[]; |
| void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags); |
| void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags); |
| int i40e_config_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); |
| int i40e_get_rss(struct i40e_vsi *vsi, u8 *seed, u8 *lut, u16 lut_size); |
| struct i40e_vsi *i40e_find_vsi_from_id(struct i40e_pf *pf, u16 id); |
| void i40e_update_stats(struct i40e_vsi *vsi); |
| void i40e_update_eth_stats(struct i40e_vsi *vsi); |
| struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi); |
| int i40e_fetch_switch_configuration(struct i40e_pf *pf, |
| bool printconfig); |
| |
| int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet, |
| struct i40e_pf *pf, bool add); |
| int i40e_add_del_fdir(struct i40e_vsi *vsi, |
| struct i40e_fdir_filter *input, bool add); |
| void i40e_fdir_check_and_reenable(struct i40e_pf *pf); |
| u32 i40e_get_current_fd_count(struct i40e_pf *pf); |
| u32 i40e_get_cur_guaranteed_fd_count(struct i40e_pf *pf); |
| u32 i40e_get_current_atr_cnt(struct i40e_pf *pf); |
| u32 i40e_get_global_fd_count(struct i40e_pf *pf); |
| bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features); |
| void i40e_set_ethtool_ops(struct net_device *netdev); |
| struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi, |
| u8 *macaddr, s16 vlan, |
| bool is_vf, bool is_netdev); |
| void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan, |
| bool is_vf, bool is_netdev); |
| int i40e_sync_vsi_filters(struct i40e_vsi *vsi); |
| struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, |
| u16 uplink, u32 param1); |
| int i40e_vsi_release(struct i40e_vsi *vsi); |
| struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type, |
| struct i40e_vsi *start_vsi); |
| #ifdef I40E_FCOE |
| void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, |
| struct i40e_vsi_context *ctxt, |
| u8 enabled_tc, bool is_add); |
| #endif |
| void i40e_service_event_schedule(struct i40e_pf *pf); |
| void i40e_notify_client_of_vf_msg(struct i40e_vsi *vsi, u32 vf_id, |
| u8 *msg, u16 len); |
| |
| int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable); |
| int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count); |
| struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid, |
| u16 downlink_seid, u8 enabled_tc); |
| void i40e_veb_release(struct i40e_veb *veb); |
| |
| int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc); |
| int i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid); |
| void i40e_vsi_remove_pvid(struct i40e_vsi *vsi); |
| void i40e_vsi_reset_stats(struct i40e_vsi *vsi); |
| void i40e_pf_reset_stats(struct i40e_pf *pf); |
| #ifdef CONFIG_DEBUG_FS |
| void i40e_dbg_pf_init(struct i40e_pf *pf); |
| void i40e_dbg_pf_exit(struct i40e_pf *pf); |
| void i40e_dbg_init(void); |
| void i40e_dbg_exit(void); |
| #else |
| static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {} |
| static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {} |
| static inline void i40e_dbg_init(void) {} |
| static inline void i40e_dbg_exit(void) {} |
| #endif /* CONFIG_DEBUG_FS*/ |
| /* needed by client drivers */ |
| int i40e_lan_add_device(struct i40e_pf *pf); |
| int i40e_lan_del_device(struct i40e_pf *pf); |
| void i40e_client_subtask(struct i40e_pf *pf); |
| void i40e_notify_client_of_l2_param_changes(struct i40e_vsi *vsi); |
| void i40e_notify_client_of_netdev_open(struct i40e_vsi *vsi); |
| void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset); |
| void i40e_notify_client_of_vf_enable(struct i40e_pf *pf, u32 num_vfs); |
| void i40e_notify_client_of_vf_reset(struct i40e_pf *pf, u32 vf_id); |
| int i40e_vf_client_capable(struct i40e_pf *pf, u32 vf_id, |
| enum i40e_client_type type); |
| /** |
| * i40e_irq_dynamic_enable - Enable default interrupt generation settings |
| * @vsi: pointer to a vsi |
| * @vector: enable a particular Hw Interrupt vector, without base_vector |
| **/ |
| static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector) |
| { |
| struct i40e_pf *pf = vsi->back; |
| struct i40e_hw *hw = &pf->hw; |
| u32 val; |
| |
| /* definitely clear the PBA here, as this function is meant to |
| * clean out all previous interrupts AND enable the interrupt |
| */ |
| val = I40E_PFINT_DYN_CTLN_INTENA_MASK | |
| I40E_PFINT_DYN_CTLN_CLEARPBA_MASK | |
| (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT); |
| wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val); |
| /* skip the flush */ |
| } |
| |
| void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); |
| void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf, bool clearpba); |
| #ifdef I40E_FCOE |
| struct rtnl_link_stats64 *i40e_get_netdev_stats_struct( |
| struct net_device *netdev, |
| struct rtnl_link_stats64 *storage); |
| int i40e_set_mac(struct net_device *netdev, void *p); |
| void i40e_set_rx_mode(struct net_device *netdev); |
| #endif |
| int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd); |
| #ifdef I40E_FCOE |
| void i40e_tx_timeout(struct net_device *netdev); |
| int i40e_vlan_rx_add_vid(struct net_device *netdev, |
| __always_unused __be16 proto, u16 vid); |
| int i40e_vlan_rx_kill_vid(struct net_device *netdev, |
| __always_unused __be16 proto, u16 vid); |
| #endif |
| int i40e_open(struct net_device *netdev); |
| int i40e_close(struct net_device *netdev); |
| int i40e_vsi_open(struct i40e_vsi *vsi); |
| void i40e_vlan_stripping_disable(struct i40e_vsi *vsi); |
| int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid); |
| int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid); |
| struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr, |
| bool is_vf, bool is_netdev); |
| int i40e_del_mac_all_vlan(struct i40e_vsi *vsi, u8 *macaddr, |
| bool is_vf, bool is_netdev); |
| bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi); |
| struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr, |
| bool is_vf, bool is_netdev); |
| #ifdef I40E_FCOE |
| int __i40e_setup_tc(struct net_device *netdev, u32 handle, __be16 proto, |
| struct tc_to_netdev *tc); |
| void i40e_netpoll(struct net_device *netdev); |
| int i40e_fcoe_enable(struct net_device *netdev); |
| int i40e_fcoe_disable(struct net_device *netdev); |
| int i40e_fcoe_vsi_init(struct i40e_vsi *vsi, struct i40e_vsi_context *ctxt); |
| u8 i40e_get_fcoe_tc_map(struct i40e_pf *pf); |
| void i40e_fcoe_config_netdev(struct net_device *netdev, struct i40e_vsi *vsi); |
| void i40e_fcoe_vsi_setup(struct i40e_pf *pf); |
| void i40e_init_pf_fcoe(struct i40e_pf *pf); |
| int i40e_fcoe_setup_ddp_resources(struct i40e_vsi *vsi); |
| void i40e_fcoe_free_ddp_resources(struct i40e_vsi *vsi); |
| int i40e_fcoe_handle_offload(struct i40e_ring *rx_ring, |
| union i40e_rx_desc *rx_desc, |
| struct sk_buff *skb); |
| void i40e_fcoe_handle_status(struct i40e_ring *rx_ring, |
| union i40e_rx_desc *rx_desc, u8 prog_id); |
| #endif /* I40E_FCOE */ |
| void i40e_vlan_stripping_enable(struct i40e_vsi *vsi); |
| #ifdef CONFIG_I40E_DCB |
| void i40e_dcbnl_flush_apps(struct i40e_pf *pf, |
| struct i40e_dcbx_config *old_cfg, |
| struct i40e_dcbx_config *new_cfg); |
| void i40e_dcbnl_set_all(struct i40e_vsi *vsi); |
| void i40e_dcbnl_setup(struct i40e_vsi *vsi); |
| bool i40e_dcb_need_reconfig(struct i40e_pf *pf, |
| struct i40e_dcbx_config *old_cfg, |
| struct i40e_dcbx_config *new_cfg); |
| #endif /* CONFIG_I40E_DCB */ |
| void i40e_ptp_rx_hang(struct i40e_vsi *vsi); |
| void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf); |
| void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index); |
| void i40e_ptp_set_increment(struct i40e_pf *pf); |
| int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr); |
| int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr); |
| void i40e_ptp_init(struct i40e_pf *pf); |
| void i40e_ptp_stop(struct i40e_pf *pf); |
| int i40e_is_vsi_uplink_mode_veb(struct i40e_vsi *vsi); |
| i40e_status i40e_get_npar_bw_setting(struct i40e_pf *pf); |
| i40e_status i40e_set_npar_bw_setting(struct i40e_pf *pf); |
| i40e_status i40e_commit_npar_bw_setting(struct i40e_pf *pf); |
| void i40e_print_link_message(struct i40e_vsi *vsi, bool isup); |
| #endif /* _I40E_H_ */ |