diff options
Diffstat (limited to 'kernel/drivers/net/ethernet/intel/i40e/i40e.h')
| -rw-r--r-- | kernel/drivers/net/ethernet/intel/i40e/i40e.h | 759 |
1 files changed, 759 insertions, 0 deletions
diff --git a/kernel/drivers/net/ethernet/intel/i40e/i40e.h b/kernel/drivers/net/ethernet/intel/i40e/i40e.h new file mode 100644 index 000000000..5d4730712 --- /dev/null +++ b/kernel/drivers/net/ethernet/intel/i40e/i40e.h @@ -0,0 +1,759 @@ +/******************************************************************************* + * + * Intel Ethernet Controller XL710 Family Linux Driver + * Copyright(c) 2013 - 2015 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/tcp.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_virtchnl.h" +#include "i40e_virtchnl_pf.h" +#include "i40e_txrx.h" +#include "i40e_dcb.h" + +/* Useful i40e defaults */ +#define I40E_BASE_PF_SEID 16 +#define I40E_BASE_VSI_SEID 512 +#define I40E_BASE_VEB_SEID 288 +#define I40E_MAX_VEB 16 + +#define I40E_MAX_NUM_DESCRIPTORS 4096 +#define I40E_MAX_REGISTER 0x800000 +#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 */ +#define I40E_DEFAULT_QUEUES_PER_VMDQ 2 /* max 16 qps */ +#define I40E_DEFAULT_QUEUES_PER_VF 4 +#define I40E_DEFAULT_QUEUES_PER_TC 1 /* should be a power of 2 */ +#define I40E_MAX_QUEUES_PER_TC 64 /* should be a power of 2 */ +#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 32 +#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 + 9) + +/* Ethtool Private Flags */ +#define I40E_PRIV_FLAGS_NPAR_FLAG (1 << 0) + +#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) + +/* 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 + +/* magic for getting defines into strings */ +#define STRINGIFY(foo) #foo +#define XSTRINGIFY(bar) STRINGIFY(bar) + +#define I40E_RX_DESC(R, i) \ + ((ring_is_16byte_desc_enabled(R)) \ + ? (union i40e_32byte_rx_desc *) \ + (&(((union i40e_16byte_rx_desc *)((R)->desc))[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) + +/* 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_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) + +enum i40e_fd_stat_idx { + I40E_FD_STAT_ATR, + I40E_FD_STAT_SB, + 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) + +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 +#define I40E_MAX_USER_PRIORITY 8 +/* 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 that defines the Ethernet device */ +struct i40e_pf { + struct pci_dev *pdev; + struct i40e_hw hw; + unsigned long state; + unsigned long link_check_timeout; + 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 */ + int queues_left; /* queues left unclaimed */ + u16 rss_size; /* num queues in the RSS array */ + 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; + u16 fd_sb_cnt_idx; + u16 fd_atr_cnt_idx; + unsigned long fd_flush_timestamp; + u32 fd_flush_cnt; + u32 fd_add_err; + u32 fd_atr_cnt; + u32 fd_tcp_rule; + +#ifdef CONFIG_I40E_VXLAN + __be16 vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS]; + u16 pending_vxlan_bitmap; + +#endif + 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 (u64)(1 << 1) +#define I40E_FLAG_MSI_ENABLED (u64)(1 << 2) +#define I40E_FLAG_MSIX_ENABLED (u64)(1 << 3) +#define I40E_FLAG_RX_1BUF_ENABLED (u64)(1 << 4) +#define I40E_FLAG_RX_PS_ENABLED (u64)(1 << 5) +#define I40E_FLAG_RSS_ENABLED (u64)(1 << 6) +#define I40E_FLAG_VMDQ_ENABLED (u64)(1 << 7) +#define I40E_FLAG_FDIR_REQUIRES_REINIT (u64)(1 << 8) +#define I40E_FLAG_NEED_LINK_UPDATE (u64)(1 << 9) +#ifdef I40E_FCOE +#define I40E_FLAG_FCOE_ENABLED (u64)(1 << 11) +#endif /* I40E_FCOE */ +#define I40E_FLAG_IN_NETPOLL (u64)(1 << 12) +#define I40E_FLAG_16BYTE_RX_DESC_ENABLED (u64)(1 << 13) +#define I40E_FLAG_CLEAN_ADMINQ (u64)(1 << 14) +#define I40E_FLAG_FILTER_SYNC (u64)(1 << 15) +#define I40E_FLAG_PROCESS_MDD_EVENT (u64)(1 << 17) +#define I40E_FLAG_PROCESS_VFLR_EVENT (u64)(1 << 18) +#define I40E_FLAG_SRIOV_ENABLED (u64)(1 << 19) +#define I40E_FLAG_DCB_ENABLED (u64)(1 << 20) +#define I40E_FLAG_FD_SB_ENABLED (u64)(1 << 21) +#define I40E_FLAG_FD_ATR_ENABLED (u64)(1 << 22) +#define I40E_FLAG_PTP (u64)(1 << 25) +#define I40E_FLAG_MFP_ENABLED (u64)(1 << 26) +#ifdef CONFIG_I40E_VXLAN +#define I40E_FLAG_VXLAN_FILTER_SYNC (u64)(1 << 27) +#endif +#define I40E_FLAG_PORT_ID_VALID (u64)(1 << 28) +#define I40E_FLAG_DCB_CAPABLE (u64)(1 << 29) +#define I40E_FLAG_VEB_MODE_ENABLED BIT_ULL(40) + + /* 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 */ + + 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; + + /* 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; + /* These are only valid in NPAR modes */ + u32 npar_max_bw; + u32 npar_min_bw; +}; + +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 */ + bool changed; /* filter needs to be sync'd to the HW */ + bool is_laa; /* filter is a Locally Administered Address */ +}; + +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 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 (1<<0) +#define I40E_VSI_FLAG_VEB_OWNER (1<<1) + unsigned long flags; + + 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; + 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; + + u16 work_limit; + /* high bit set means dynamic, use accessor routines to read/write. + * hardware only supports 2us resolution for the ITR registers. + * these values always store the USER setting, and must be converted + * before programming to a register. + */ + u16 rx_itr_setting; + u16 tx_itr_setting; + + u16 rss_table_size; + u16 rss_size; + + u16 max_frame; + u16 rx_hdr_len; + u16 rx_buf_len; + u8 dtype; + + /* 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 */ + u16 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 */ + + /* VSI specific handlers */ + irqreturn_t (*irq_handler)(int irq, void *data); + + /* current rxnfc data */ + struct ethtool_rxnfc rxnfc; /* current rss hash opts */ +} ____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 */ + + cpumask_t affinity_mask; + struct rcu_head rcu; /* to avoid race with update stats on free */ + char name[I40E_INT_NAME_STR_LEN]; +} ____cacheline_internodealigned_in_smp; + +/* lan device */ +struct i40e_device { + struct list_head list; + struct i40e_pf *pf; +}; + +/** + * i40e_fw_version_str - format the FW and NVM version strings + * @hw: ptr to the hardware info + **/ +static inline char *i40e_fw_version_str(struct i40e_hw *hw) +{ + static char buf[32]; + + snprintf(buf, sizeof(buf), + "f%d.%d.%05d a%d.%d n%x.%02x e%x", + hw->aq.fw_maj_ver, hw->aq.fw_min_ver, hw->aq.fw_build, + hw->aq.api_maj_ver, hw->aq.api_min_ver, + (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 & 0xffffff)); + + 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); +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 +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); +i40e_status 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*/ +void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector); +void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector); +void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf); +void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf); +#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_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); +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_close(struct net_device *netdev); +int i40e_setup_tc(struct net_device *netdev, u8 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); +int 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); +#endif /* _I40E_H_ */ |