/drivers/net/ethernet/emulex/benet/be.h
http://github.com/mirrors/linux · C Header · 993 lines · 763 code · 146 blank · 84 comment · 43 complexity · 9df4ff8d6e47edbb9c33fad97625da7a MD5 · raw file
- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * Copyright (C) 2005 - 2016 Broadcom
- * All rights reserved.
- *
- * Contact Information:
- * linux-drivers@emulex.com
- *
- * Emulex
- * 3333 Susan Street
- * Costa Mesa, CA 92626
- */
- #ifndef BE_H
- #define BE_H
- #include <linux/pci.h>
- #include <linux/etherdevice.h>
- #include <linux/delay.h>
- #include <net/tcp.h>
- #include <net/ip.h>
- #include <net/ipv6.h>
- #include <linux/if_vlan.h>
- #include <linux/workqueue.h>
- #include <linux/interrupt.h>
- #include <linux/firmware.h>
- #include <linux/slab.h>
- #include <linux/u64_stats_sync.h>
- #include <linux/cpumask.h>
- #include <linux/hwmon.h>
- #include <linux/hwmon-sysfs.h>
- #include "be_hw.h"
- #include "be_roce.h"
- #define DRV_NAME "be2net"
- #define BE_NAME "Emulex BladeEngine2"
- #define BE3_NAME "Emulex BladeEngine3"
- #define OC_NAME "Emulex OneConnect"
- #define OC_NAME_BE OC_NAME "(be3)"
- #define OC_NAME_LANCER OC_NAME "(Lancer)"
- #define OC_NAME_SH OC_NAME "(Skyhawk)"
- #define DRV_DESC "Emulex OneConnect NIC Driver"
- #define BE_VENDOR_ID 0x19a2
- #define EMULEX_VENDOR_ID 0x10df
- #define BE_DEVICE_ID1 0x211
- #define BE_DEVICE_ID2 0x221
- #define OC_DEVICE_ID1 0x700 /* Device Id for BE2 cards */
- #define OC_DEVICE_ID2 0x710 /* Device Id for BE3 cards */
- #define OC_DEVICE_ID3 0xe220 /* Device id for Lancer cards */
- #define OC_DEVICE_ID4 0xe228 /* Device id for VF in Lancer */
- #define OC_DEVICE_ID5 0x720 /* Device Id for Skyhawk cards */
- #define OC_DEVICE_ID6 0x728 /* Device id for VF in SkyHawk */
- #define OC_SUBSYS_DEVICE_ID1 0xE602
- #define OC_SUBSYS_DEVICE_ID2 0xE642
- #define OC_SUBSYS_DEVICE_ID3 0xE612
- #define OC_SUBSYS_DEVICE_ID4 0xE652
- /* Number of bytes of an RX frame that are copied to skb->data */
- #define BE_HDR_LEN ((u16) 64)
- /* allocate extra space to allow tunneling decapsulation without head reallocation */
- #define BE_RX_SKB_ALLOC_SIZE 256
- #define BE_MAX_JUMBO_FRAME_SIZE 9018
- #define BE_MIN_MTU 256
- #define BE_MAX_MTU (BE_MAX_JUMBO_FRAME_SIZE - \
- (ETH_HLEN + ETH_FCS_LEN))
- /* Accommodate for QnQ configurations where VLAN insertion is enabled in HW */
- #define BE_MAX_GSO_SIZE (65535 - 2 * VLAN_HLEN)
- #define BE_NUM_VLANS_SUPPORTED 64
- #define BE_MAX_EQD 128u
- #define BE_MAX_TX_FRAG_COUNT 30
- #define EVNT_Q_LEN 1024
- #define TX_Q_LEN 2048
- #define TX_CQ_LEN 1024
- #define RX_Q_LEN 1024 /* Does not support any other value */
- #define RX_CQ_LEN 1024
- #define MCC_Q_LEN 128 /* total size not to exceed 8 pages */
- #define MCC_CQ_LEN 256
- #define BE2_MAX_RSS_QS 4
- #define BE3_MAX_RSS_QS 16
- #define BE3_MAX_TX_QS 16
- #define BE3_MAX_EVT_QS 16
- #define BE3_SRIOV_MAX_EVT_QS 8
- #define SH_VF_MAX_NIC_EQS 3 /* Skyhawk VFs can have a max of 4 EQs
- * and at least 1 is granted to either
- * SURF/DPDK
- */
- #define MAX_PORT_RSS_TABLES 15
- #define MAX_NIC_FUNCS 16
- #define MAX_RX_QS 32
- #define MAX_EVT_QS 32
- #define MAX_TX_QS 32
- #define MAX_ROCE_EQS 5
- #define MAX_MSIX_VECTORS 32
- #define MIN_MSIX_VECTORS 1
- #define BE_NAPI_WEIGHT 64
- #define MAX_RX_POST BE_NAPI_WEIGHT /* Frags posted at a time */
- #define RX_FRAGS_REFILL_WM (RX_Q_LEN - MAX_RX_POST)
- #define MAX_NUM_POST_ERX_DB 255u
- #define MAX_VFS 30 /* Max VFs supported by BE3 FW */
- #define FW_VER_LEN 32
- #define CNTL_SERIAL_NUM_WORDS 8 /* Controller serial number words */
- #define CNTL_SERIAL_NUM_WORD_SZ (sizeof(u16)) /* Byte-sz of serial num word */
- #define RSS_INDIR_TABLE_LEN 128
- #define RSS_HASH_KEY_LEN 40
- #define BE_UNKNOWN_PHY_STATE 0xFF
- struct be_dma_mem {
- void *va;
- dma_addr_t dma;
- u32 size;
- };
- struct be_queue_info {
- u32 len;
- u32 entry_size; /* Size of an element in the queue */
- u32 tail, head;
- atomic_t used; /* Number of valid elements in the queue */
- u32 id;
- struct be_dma_mem dma_mem;
- bool created;
- };
- static inline u32 MODULO(u32 val, u32 limit)
- {
- BUG_ON(limit & (limit - 1));
- return val & (limit - 1);
- }
- static inline void index_adv(u32 *index, u32 val, u32 limit)
- {
- *index = MODULO((*index + val), limit);
- }
- static inline void index_inc(u32 *index, u32 limit)
- {
- *index = MODULO((*index + 1), limit);
- }
- static inline void *queue_head_node(struct be_queue_info *q)
- {
- return q->dma_mem.va + q->head * q->entry_size;
- }
- static inline void *queue_tail_node(struct be_queue_info *q)
- {
- return q->dma_mem.va + q->tail * q->entry_size;
- }
- static inline void *queue_index_node(struct be_queue_info *q, u16 index)
- {
- return q->dma_mem.va + index * q->entry_size;
- }
- static inline void queue_head_inc(struct be_queue_info *q)
- {
- index_inc(&q->head, q->len);
- }
- static inline void index_dec(u32 *index, u32 limit)
- {
- *index = MODULO((*index - 1), limit);
- }
- static inline void queue_tail_inc(struct be_queue_info *q)
- {
- index_inc(&q->tail, q->len);
- }
- struct be_eq_obj {
- struct be_queue_info q;
- char desc[32];
- struct be_adapter *adapter;
- struct napi_struct napi;
- u8 idx; /* array index */
- u8 msix_idx;
- u16 spurious_intr;
- cpumask_var_t affinity_mask;
- } ____cacheline_aligned_in_smp;
- struct be_aic_obj { /* Adaptive interrupt coalescing (AIC) info */
- u32 min_eqd; /* in usecs */
- u32 max_eqd; /* in usecs */
- u32 prev_eqd; /* in usecs */
- u32 et_eqd; /* configured val when aic is off */
- ulong jiffies;
- u64 rx_pkts_prev; /* Used to calculate RX pps */
- u64 tx_reqs_prev; /* Used to calculate TX pps */
- };
- struct be_mcc_obj {
- struct be_queue_info q;
- struct be_queue_info cq;
- bool rearm_cq;
- };
- struct be_tx_stats {
- u64 tx_bytes;
- u64 tx_pkts;
- u64 tx_vxlan_offload_pkts;
- u64 tx_reqs;
- u64 tx_compl;
- u32 tx_stops;
- u32 tx_drv_drops; /* pkts dropped by driver */
- /* the error counters are described in be_ethtool.c */
- u32 tx_hdr_parse_err;
- u32 tx_dma_err;
- u32 tx_tso_err;
- u32 tx_spoof_check_err;
- u32 tx_qinq_err;
- u32 tx_internal_parity_err;
- u32 tx_sge_err;
- struct u64_stats_sync sync;
- struct u64_stats_sync sync_compl;
- };
- /* Structure to hold some data of interest obtained from a TX CQE */
- struct be_tx_compl_info {
- u8 status; /* Completion status */
- u16 end_index; /* Completed TXQ Index */
- };
- struct be_tx_obj {
- u32 db_offset;
- struct be_tx_compl_info txcp;
- struct be_queue_info q;
- struct be_queue_info cq;
- /* Remember the skbs that were transmitted */
- struct sk_buff *sent_skb_list[TX_Q_LEN];
- struct be_tx_stats stats;
- u16 pend_wrb_cnt; /* Number of WRBs yet to be given to HW */
- u16 last_req_wrb_cnt; /* wrb cnt of the last req in the Q */
- u16 last_req_hdr; /* index of the last req's hdr-wrb */
- } ____cacheline_aligned_in_smp;
- /* Struct to remember the pages posted for rx frags */
- struct be_rx_page_info {
- struct page *page;
- /* set to page-addr for last frag of the page & frag-addr otherwise */
- DEFINE_DMA_UNMAP_ADDR(bus);
- u16 page_offset;
- bool last_frag; /* last frag of the page */
- };
- struct be_rx_stats {
- u64 rx_bytes;
- u64 rx_pkts;
- u64 rx_vxlan_offload_pkts;
- u32 rx_drops_no_skbs; /* skb allocation errors */
- u32 rx_drops_no_frags; /* HW has no fetched frags */
- u32 rx_post_fail; /* page post alloc failures */
- u32 rx_compl;
- u32 rx_mcast_pkts;
- u32 rx_compl_err; /* completions with err set */
- struct u64_stats_sync sync;
- };
- struct be_rx_compl_info {
- u32 rss_hash;
- u16 vlan_tag;
- u16 pkt_size;
- u16 port;
- u8 vlanf;
- u8 num_rcvd;
- u8 err;
- u8 ipf;
- u8 tcpf;
- u8 udpf;
- u8 ip_csum;
- u8 l4_csum;
- u8 ipv6;
- u8 qnq;
- u8 pkt_type;
- u8 ip_frag;
- u8 tunneled;
- };
- struct be_rx_obj {
- struct be_adapter *adapter;
- struct be_queue_info q;
- struct be_queue_info cq;
- struct be_rx_compl_info rxcp;
- struct be_rx_page_info page_info_tbl[RX_Q_LEN];
- struct be_rx_stats stats;
- u8 rss_id;
- bool rx_post_starved; /* Zero rx frags have been posted to BE */
- } ____cacheline_aligned_in_smp;
- struct be_drv_stats {
- u32 eth_red_drops;
- u32 dma_map_errors;
- u32 rx_drops_no_pbuf;
- u32 rx_drops_no_txpb;
- u32 rx_drops_no_erx_descr;
- u32 rx_drops_no_tpre_descr;
- u32 rx_drops_too_many_frags;
- u32 forwarded_packets;
- u32 rx_drops_mtu;
- u32 rx_crc_errors;
- u32 rx_alignment_symbol_errors;
- u32 rx_pause_frames;
- u32 rx_priority_pause_frames;
- u32 rx_control_frames;
- u32 rx_in_range_errors;
- u32 rx_out_range_errors;
- u32 rx_frame_too_long;
- u32 rx_address_filtered;
- u32 rx_dropped_too_small;
- u32 rx_dropped_too_short;
- u32 rx_dropped_header_too_small;
- u32 rx_dropped_tcp_length;
- u32 rx_dropped_runt;
- u32 rx_ip_checksum_errs;
- u32 rx_tcp_checksum_errs;
- u32 rx_udp_checksum_errs;
- u32 tx_pauseframes;
- u32 tx_priority_pauseframes;
- u32 tx_controlframes;
- u32 rxpp_fifo_overflow_drop;
- u32 rx_input_fifo_overflow_drop;
- u32 pmem_fifo_overflow_drop;
- u32 jabber_events;
- u32 rx_roce_bytes_lsd;
- u32 rx_roce_bytes_msd;
- u32 rx_roce_frames;
- u32 roce_drops_payload_len;
- u32 roce_drops_crc;
- };
- /* A vlan-id of 0xFFFF must be used to clear transparent vlan-tagging */
- #define BE_RESET_VLAN_TAG_ID 0xFFFF
- struct be_vf_cfg {
- unsigned char mac_addr[ETH_ALEN];
- int if_handle;
- int pmac_id;
- u16 vlan_tag;
- u32 tx_rate;
- u32 plink_tracking;
- u32 privileges;
- bool spoofchk;
- };
- enum vf_state {
- ENABLED = 0,
- ASSIGNED = 1
- };
- #define BE_FLAGS_LINK_STATUS_INIT BIT(1)
- #define BE_FLAGS_SRIOV_ENABLED BIT(2)
- #define BE_FLAGS_WORKER_SCHEDULED BIT(3)
- #define BE_FLAGS_NAPI_ENABLED BIT(6)
- #define BE_FLAGS_QNQ_ASYNC_EVT_RCVD BIT(7)
- #define BE_FLAGS_VXLAN_OFFLOADS BIT(8)
- #define BE_FLAGS_SETUP_DONE BIT(9)
- #define BE_FLAGS_PHY_MISCONFIGURED BIT(10)
- #define BE_FLAGS_ERR_DETECTION_SCHEDULED BIT(11)
- #define BE_FLAGS_OS2BMC BIT(12)
- #define BE_FLAGS_TRY_RECOVERY BIT(13)
- #define BE_UC_PMAC_COUNT 30
- #define BE_VF_UC_PMAC_COUNT 2
- #define MAX_ERR_RECOVERY_RETRY_COUNT 3
- #define ERR_DETECTION_DELAY 1000
- /* Ethtool set_dump flags */
- #define LANCER_INITIATE_FW_DUMP 0x1
- #define LANCER_DELETE_FW_DUMP 0x2
- struct phy_info {
- /* From SFF-8472 spec */
- #define SFP_VENDOR_NAME_LEN 17
- u8 transceiver;
- u8 autoneg;
- u8 fc_autoneg;
- u8 port_type;
- u16 phy_type;
- u16 interface_type;
- u32 misc_params;
- u16 auto_speeds_supported;
- u16 fixed_speeds_supported;
- int link_speed;
- u32 advertising;
- u32 supported;
- u8 cable_type;
- u8 vendor_name[SFP_VENDOR_NAME_LEN];
- u8 vendor_pn[SFP_VENDOR_NAME_LEN];
- };
- struct be_resources {
- u16 max_vfs; /* Total VFs "really" supported by FW/HW */
- u16 max_mcast_mac;
- u16 max_tx_qs;
- u16 max_rss_qs;
- u16 max_rx_qs;
- u16 max_cq_count;
- u16 max_uc_mac; /* Max UC MACs programmable */
- u16 max_vlans; /* Number of vlans supported */
- u16 max_iface_count;
- u16 max_mcc_count;
- u16 max_evt_qs;
- u16 max_nic_evt_qs; /* NIC's share of evt qs */
- u32 if_cap_flags;
- u32 vf_if_cap_flags; /* VF if capability flags */
- u32 flags;
- /* Calculated PF Pool's share of RSS Tables. This is not enforced by
- * the FW, but is a self-imposed driver limitation.
- */
- u16 max_rss_tables;
- };
- /* These are port-wide values */
- struct be_port_resources {
- u16 max_vfs;
- u16 nic_pfs;
- };
- #define be_is_os2bmc_enabled(adapter) (adapter->flags & BE_FLAGS_OS2BMC)
- struct rss_info {
- u8 rsstable[RSS_INDIR_TABLE_LEN];
- u8 rss_queue[RSS_INDIR_TABLE_LEN];
- u8 rss_hkey[RSS_HASH_KEY_LEN];
- u64 rss_flags;
- };
- #define BE_INVALID_DIE_TEMP 0xFF
- struct be_hwmon {
- struct device *hwmon_dev;
- u8 be_on_die_temp; /* Unit: millidegree Celsius */
- };
- /* Macros to read/write the 'features' word of be_wrb_params structure.
- */
- #define BE_WRB_F_BIT(name) BE_WRB_F_##name##_BIT
- #define BE_WRB_F_MASK(name) BIT_MASK(BE_WRB_F_##name##_BIT)
- #define BE_WRB_F_GET(word, name) \
- (((word) & (BE_WRB_F_MASK(name))) >> BE_WRB_F_BIT(name))
- #define BE_WRB_F_SET(word, name, val) \
- ((word) |= (((val) << BE_WRB_F_BIT(name)) & BE_WRB_F_MASK(name)))
- /* Feature/offload bits */
- enum {
- BE_WRB_F_CRC_BIT, /* Ethernet CRC */
- BE_WRB_F_IPCS_BIT, /* IP csum */
- BE_WRB_F_TCPCS_BIT, /* TCP csum */
- BE_WRB_F_UDPCS_BIT, /* UDP csum */
- BE_WRB_F_LSO_BIT, /* LSO */
- BE_WRB_F_LSO6_BIT, /* LSO6 */
- BE_WRB_F_VLAN_BIT, /* VLAN */
- BE_WRB_F_VLAN_SKIP_HW_BIT, /* Skip VLAN tag (workaround) */
- BE_WRB_F_OS2BMC_BIT /* Send packet to the management ring */
- };
- /* The structure below provides a HW-agnostic abstraction of WRB params
- * retrieved from a TX skb. This is in turn passed to chip specific routines
- * during transmit, to set the corresponding params in the WRB.
- */
- struct be_wrb_params {
- u32 features; /* Feature bits */
- u16 vlan_tag; /* VLAN tag */
- u16 lso_mss; /* MSS for LSO */
- };
- struct be_eth_addr {
- unsigned char mac[ETH_ALEN];
- };
- #define BE_SEC 1000 /* in msec */
- #define BE_MIN (60 * BE_SEC) /* in msec */
- #define BE_HOUR (60 * BE_MIN) /* in msec */
- #define ERR_RECOVERY_MAX_RETRY_COUNT 3
- #define ERR_RECOVERY_DETECTION_DELAY BE_SEC
- #define ERR_RECOVERY_RETRY_DELAY (30 * BE_SEC)
- /* UE-detection-duration in BEx/Skyhawk:
- * All PFs must wait for this duration after they detect UE before reading
- * SLIPORT_SEMAPHORE register. At the end of this duration, the Firmware
- * guarantees that the SLIPORT_SEMAPHORE register is updated to indicate
- * if the UE is recoverable.
- */
- #define ERR_RECOVERY_UE_DETECT_DURATION BE_SEC
- /* Initial idle time (in msec) to elapse after driver load,
- * before UE recovery is allowed.
- */
- #define ERR_IDLE_HR 24
- #define ERR_RECOVERY_IDLE_TIME (ERR_IDLE_HR * BE_HOUR)
- /* Time interval (in msec) after which UE recovery can be repeated */
- #define ERR_INTERVAL_HR 72
- #define ERR_RECOVERY_INTERVAL (ERR_INTERVAL_HR * BE_HOUR)
- /* BEx/SH UE recovery state machine */
- enum {
- ERR_RECOVERY_ST_NONE = 0, /* No Recovery */
- ERR_RECOVERY_ST_DETECT = 1, /* UE detection duration */
- ERR_RECOVERY_ST_RESET = 2, /* Reset Phase (PF0 only) */
- ERR_RECOVERY_ST_PRE_POLL = 3, /* Pre-Poll Phase (all PFs) */
- ERR_RECOVERY_ST_REINIT = 4 /* Re-initialize Phase */
- };
- struct be_error_recovery {
- union {
- u8 recovery_retries; /* used for Lancer */
- u8 recovery_state; /* used for BEx and Skyhawk */
- };
- /* BEx/Skyhawk error recovery variables */
- bool recovery_supported;
- u16 ue_to_reset_time; /* Time after UE, to soft reset
- * the chip - PF0 only
- */
- u16 ue_to_poll_time; /* Time after UE, to Restart Polling
- * of SLIPORT_SEMAPHORE reg
- */
- u16 last_err_code;
- unsigned long probe_time;
- unsigned long last_recovery_time;
- /* Common to both Lancer & BEx/SH error recovery */
- u32 resched_delay;
- struct delayed_work err_detection_work;
- };
- /* Ethtool priv_flags */
- #define BE_DISABLE_TPE_RECOVERY 0x1
- struct be_vxlan_port {
- struct list_head list;
- __be16 port; /* VxLAN UDP dst port */
- int port_aliases; /* alias count */
- };
- struct be_adapter {
- struct pci_dev *pdev;
- struct net_device *netdev;
- u8 __iomem *csr; /* CSR BAR used only for BE2/3 */
- u8 __iomem *db; /* Door Bell */
- u8 __iomem *pcicfg; /* On SH,BEx only. Shadow of PCI config space */
- struct mutex mbox_lock; /* For serializing mbox cmds to BE card */
- struct be_dma_mem mbox_mem;
- /* Mbox mem is adjusted to align to 16 bytes. The allocated addr
- * is stored for freeing purpose */
- struct be_dma_mem mbox_mem_alloced;
- struct be_mcc_obj mcc_obj;
- struct mutex mcc_lock; /* For serializing mcc cmds to BE card */
- spinlock_t mcc_cq_lock;
- u16 cfg_num_rx_irqs; /* configured via set-channels */
- u16 cfg_num_tx_irqs; /* configured via set-channels */
- u16 num_evt_qs;
- u16 num_msix_vec;
- struct be_eq_obj eq_obj[MAX_EVT_QS];
- struct msix_entry msix_entries[MAX_MSIX_VECTORS];
- bool isr_registered;
- /* TX Rings */
- u16 num_tx_qs;
- struct be_tx_obj tx_obj[MAX_TX_QS];
- /* Rx rings */
- u16 num_rx_qs;
- u16 num_rss_qs;
- u16 need_def_rxq;
- struct be_rx_obj rx_obj[MAX_RX_QS];
- u32 big_page_size; /* Compounded page size shared by rx wrbs */
- struct be_drv_stats drv_stats;
- struct be_aic_obj aic_obj[MAX_EVT_QS];
- bool aic_enabled;
- u8 vlan_prio_bmap; /* Available Priority BitMap */
- u16 recommended_prio_bits;/* Recommended Priority bits in vlan tag */
- struct be_dma_mem rx_filter; /* Cmd DMA mem for rx-filter */
- struct be_dma_mem stats_cmd;
- /* Work queue used to perform periodic tasks like getting statistics */
- struct delayed_work work;
- u16 work_counter;
- u8 recovery_retries;
- u8 err_flags;
- bool pcicfg_mapped; /* pcicfg obtained via pci_iomap() */
- u32 flags;
- u32 cmd_privileges;
- /* Ethtool knobs and info */
- char fw_ver[FW_VER_LEN];
- char fw_on_flash[FW_VER_LEN];
- /* IFACE filtering fields */
- int if_handle; /* Used to configure filtering */
- u32 if_flags; /* Interface filtering flags */
- u32 *pmac_id; /* MAC addr handle used by BE card */
- struct be_eth_addr *uc_list;/* list of uc-addrs programmed (not perm) */
- u32 uc_macs; /* Count of secondary UC MAC programmed */
- struct be_eth_addr *mc_list;/* list of mcast addrs programmed */
- u32 mc_count;
- unsigned long vids[BITS_TO_LONGS(VLAN_N_VID)];
- u16 vlans_added;
- bool update_uc_list;
- bool update_mc_list;
- struct mutex rx_filter_lock;/* For protecting vids[] & mc/uc_list[] */
- u32 beacon_state; /* for set_phys_id */
- u32 port_num;
- char port_name;
- u8 mc_type;
- u32 function_mode;
- u32 function_caps;
- u32 rx_fc; /* Rx flow control */
- u32 tx_fc; /* Tx flow control */
- bool stats_cmd_sent;
- struct {
- u32 size;
- u32 total_size;
- u64 io_addr;
- } roce_db;
- u32 num_msix_roce_vec;
- struct ocrdma_dev *ocrdma_dev;
- struct list_head entry;
- u32 flash_status;
- struct completion et_cmd_compl;
- struct be_resources pool_res; /* resources available for the port */
- struct be_resources res; /* resources available for the func */
- u16 num_vfs; /* Number of VFs provisioned by PF */
- u8 pf_num; /* Numbering used by FW, starts at 0 */
- u8 vf_num; /* Numbering used by FW, starts at 1 */
- u8 virtfn;
- struct be_vf_cfg *vf_cfg;
- bool be3_native;
- u32 sli_family;
- u8 hba_port_num;
- u16 pvid;
- __be16 vxlan_port; /* offloaded vxlan port num */
- int vxlan_port_count; /* active vxlan port count */
- struct list_head vxlan_port_list; /* vxlan port list */
- struct phy_info phy;
- u8 wol_cap;
- bool wol_en;
- u16 asic_rev;
- u16 qnq_vid;
- u32 msg_enable;
- int be_get_temp_freq;
- struct be_hwmon hwmon_info;
- struct rss_info rss_info;
- /* Filters for packets that need to be sent to BMC */
- u32 bmc_filt_mask;
- u32 fat_dump_len;
- u16 serial_num[CNTL_SERIAL_NUM_WORDS];
- u8 phy_state; /* state of sfp optics (functional, faulted, etc.,) */
- u8 dev_mac[ETH_ALEN];
- u32 priv_flags; /* ethtool get/set_priv_flags() */
- struct be_error_recovery error_recovery;
- };
- /* Used for defered FW config cmds. Add fields to this struct as reqd */
- struct be_cmd_work {
- struct work_struct work;
- struct be_adapter *adapter;
- union {
- __be16 vxlan_port;
- } info;
- };
- #define be_physfn(adapter) (!adapter->virtfn)
- #define be_virtfn(adapter) (adapter->virtfn)
- #define sriov_enabled(adapter) (adapter->flags & \
- BE_FLAGS_SRIOV_ENABLED)
- #define for_all_vfs(adapter, vf_cfg, i) \
- for (i = 0, vf_cfg = &adapter->vf_cfg[i]; i < adapter->num_vfs; \
- i++, vf_cfg++)
- #define ON 1
- #define OFF 0
- #define be_max_vlans(adapter) (adapter->res.max_vlans)
- #define be_max_uc(adapter) (adapter->res.max_uc_mac)
- #define be_max_mc(adapter) (adapter->res.max_mcast_mac)
- #define be_max_vfs(adapter) (adapter->pool_res.max_vfs)
- #define be_max_rss(adapter) (adapter->res.max_rss_qs)
- #define be_max_txqs(adapter) (adapter->res.max_tx_qs)
- #define be_max_prio_txqs(adapter) (adapter->res.max_prio_tx_qs)
- #define be_max_rxqs(adapter) (adapter->res.max_rx_qs)
- /* Max number of EQs available for the function (NIC + RoCE (if enabled)) */
- #define be_max_func_eqs(adapter) (adapter->res.max_evt_qs)
- /* Max number of EQs available avaialble only for NIC */
- #define be_max_nic_eqs(adapter) (adapter->res.max_nic_evt_qs)
- #define be_if_cap_flags(adapter) (adapter->res.if_cap_flags)
- #define be_max_pf_pool_rss_tables(adapter) \
- (adapter->pool_res.max_rss_tables)
- /* Max irqs avaialble for NIC */
- #define be_max_irqs(adapter) \
- (min_t(u16, be_max_nic_eqs(adapter), num_online_cpus()))
- /* Max irqs *needed* for RX queues */
- static inline u16 be_max_rx_irqs(struct be_adapter *adapter)
- {
- /* If no RSS, need atleast one irq for def-RXQ */
- u16 num = max_t(u16, be_max_rss(adapter), 1);
- return min_t(u16, num, be_max_irqs(adapter));
- }
- /* Max irqs *needed* for TX queues */
- static inline u16 be_max_tx_irqs(struct be_adapter *adapter)
- {
- return min_t(u16, be_max_txqs(adapter), be_max_irqs(adapter));
- }
- /* Max irqs *needed* for combined queues */
- static inline u16 be_max_qp_irqs(struct be_adapter *adapter)
- {
- return min(be_max_tx_irqs(adapter), be_max_rx_irqs(adapter));
- }
- /* Max irqs *needed* for RX and TX queues together */
- static inline u16 be_max_any_irqs(struct be_adapter *adapter)
- {
- return max(be_max_tx_irqs(adapter), be_max_rx_irqs(adapter));
- }
- /* Is BE in pvid_tagging mode */
- #define be_pvid_tagging_enabled(adapter) (adapter->pvid)
- /* Is BE in QNQ multi-channel mode */
- #define be_is_qnq_mode(adapter) (adapter->function_mode & QNQ_MODE)
- #ifdef CONFIG_BE2NET_LANCER
- #define lancer_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID3 || \
- adapter->pdev->device == OC_DEVICE_ID4)
- #else
- #define lancer_chip(adapter) (0)
- #endif /* CONFIG_BE2NET_LANCER */
- #ifdef CONFIG_BE2NET_SKYHAWK
- #define skyhawk_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID5 || \
- adapter->pdev->device == OC_DEVICE_ID6)
- #else
- #define skyhawk_chip(adapter) (0)
- #endif /* CONFIG_BE2NET_SKYHAWK */
- #ifdef CONFIG_BE2NET_BE3
- #define BE3_chip(adapter) (adapter->pdev->device == BE_DEVICE_ID2 || \
- adapter->pdev->device == OC_DEVICE_ID2)
- #else
- #define BE3_chip(adapter) (0)
- #endif /* CONFIG_BE2NET_BE3 */
- #ifdef CONFIG_BE2NET_BE2
- #define BE2_chip(adapter) (adapter->pdev->device == BE_DEVICE_ID1 || \
- adapter->pdev->device == OC_DEVICE_ID1)
- #else
- #define BE2_chip(adapter) (0)
- #endif /* CONFIG_BE2NET_BE2 */
- #define BEx_chip(adapter) (BE3_chip(adapter) || BE2_chip(adapter))
- #define be_roce_supported(adapter) (skyhawk_chip(adapter) && \
- (adapter->function_mode & RDMA_ENABLED))
- extern const struct ethtool_ops be_ethtool_ops;
- #define msix_enabled(adapter) (adapter->num_msix_vec > 0)
- #define num_irqs(adapter) (msix_enabled(adapter) ? \
- adapter->num_msix_vec : 1)
- #define tx_stats(txo) (&(txo)->stats)
- #define rx_stats(rxo) (&(rxo)->stats)
- /* The default RXQ is the last RXQ */
- #define default_rxo(adpt) (&adpt->rx_obj[adpt->num_rx_qs - 1])
- #define for_all_rx_queues(adapter, rxo, i) \
- for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs; \
- i++, rxo++)
- #define for_all_rss_queues(adapter, rxo, i) \
- for (i = 0, rxo = &adapter->rx_obj[i]; i < adapter->num_rss_qs; \
- i++, rxo++)
- #define for_all_tx_queues(adapter, txo, i) \
- for (i = 0, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs; \
- i++, txo++)
- #define for_all_evt_queues(adapter, eqo, i) \
- for (i = 0, eqo = &adapter->eq_obj[i]; i < adapter->num_evt_qs; \
- i++, eqo++)
- #define for_all_rx_queues_on_eq(adapter, eqo, rxo, i) \
- for (i = eqo->idx, rxo = &adapter->rx_obj[i]; i < adapter->num_rx_qs;\
- i += adapter->num_evt_qs, rxo += adapter->num_evt_qs)
- #define for_all_tx_queues_on_eq(adapter, eqo, txo, i) \
- for (i = eqo->idx, txo = &adapter->tx_obj[i]; i < adapter->num_tx_qs;\
- i += adapter->num_evt_qs, txo += adapter->num_evt_qs)
- #define is_mcc_eqo(eqo) (eqo->idx == 0)
- #define mcc_eqo(adapter) (&adapter->eq_obj[0])
- #define PAGE_SHIFT_4K 12
- #define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K)
- /* Returns number of pages spanned by the data starting at the given addr */
- #define PAGES_4K_SPANNED(_address, size) \
- ((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + \
- (size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K))
- /* Returns bit offset within a DWORD of a bitfield */
- #define AMAP_BIT_OFFSET(_struct, field) \
- (((size_t)&(((_struct *)0)->field))%32)
- /* Returns the bit mask of the field that is NOT shifted into location. */
- static inline u32 amap_mask(u32 bitsize)
- {
- return (bitsize == 32 ? 0xFFFFFFFF : (1 << bitsize) - 1);
- }
- static inline void
- amap_set(void *ptr, u32 dw_offset, u32 mask, u32 offset, u32 value)
- {
- u32 *dw = (u32 *) ptr + dw_offset;
- *dw &= ~(mask << offset);
- *dw |= (mask & value) << offset;
- }
- #define AMAP_SET_BITS(_struct, field, ptr, val) \
- amap_set(ptr, \
- offsetof(_struct, field)/32, \
- amap_mask(sizeof(((_struct *)0)->field)), \
- AMAP_BIT_OFFSET(_struct, field), \
- val)
- static inline u32 amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset)
- {
- u32 *dw = (u32 *) ptr;
- return mask & (*(dw + dw_offset) >> offset);
- }
- #define AMAP_GET_BITS(_struct, field, ptr) \
- amap_get(ptr, \
- offsetof(_struct, field)/32, \
- amap_mask(sizeof(((_struct *)0)->field)), \
- AMAP_BIT_OFFSET(_struct, field))
- #define GET_RX_COMPL_V0_BITS(field, ptr) \
- AMAP_GET_BITS(struct amap_eth_rx_compl_v0, field, ptr)
- #define GET_RX_COMPL_V1_BITS(field, ptr) \
- AMAP_GET_BITS(struct amap_eth_rx_compl_v1, field, ptr)
- #define GET_TX_COMPL_BITS(field, ptr) \
- AMAP_GET_BITS(struct amap_eth_tx_compl, field, ptr)
- #define SET_TX_WRB_HDR_BITS(field, ptr, val) \
- AMAP_SET_BITS(struct amap_eth_hdr_wrb, field, ptr, val)
- #define be_dws_cpu_to_le(wrb, len) swap_dws(wrb, len)
- #define be_dws_le_to_cpu(wrb, len) swap_dws(wrb, len)
- static inline void swap_dws(void *wrb, int len)
- {
- #ifdef __BIG_ENDIAN
- u32 *dw = wrb;
- BUG_ON(len % 4);
- do {
- *dw = cpu_to_le32(*dw);
- dw++;
- len -= 4;
- } while (len);
- #endif /* __BIG_ENDIAN */
- }
- #define be_cmd_status(status) (status > 0 ? -EIO : status)
- static inline u8 is_tcp_pkt(struct sk_buff *skb)
- {
- u8 val = 0;
- if (ip_hdr(skb)->version == 4)
- val = (ip_hdr(skb)->protocol == IPPROTO_TCP);
- else if (ip_hdr(skb)->version == 6)
- val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_TCP);
- return val;
- }
- static inline u8 is_udp_pkt(struct sk_buff *skb)
- {
- u8 val = 0;
- if (ip_hdr(skb)->version == 4)
- val = (ip_hdr(skb)->protocol == IPPROTO_UDP);
- else if (ip_hdr(skb)->version == 6)
- val = (ipv6_hdr(skb)->nexthdr == NEXTHDR_UDP);
- return val;
- }
- static inline bool is_ipv4_pkt(struct sk_buff *skb)
- {
- return skb->protocol == htons(ETH_P_IP) && ip_hdr(skb)->version == 4;
- }
- static inline bool is_ipv6_ext_hdr(struct sk_buff *skb)
- {
- if (ip_hdr(skb)->version == 6)
- return ipv6_ext_hdr(ipv6_hdr(skb)->nexthdr);
- else
- return false;
- }
- #define be_error_recovering(adapter) \
- (adapter->flags & BE_FLAGS_TRY_RECOVERY)
- #define BE_ERROR_EEH 1
- #define BE_ERROR_UE BIT(1)
- #define BE_ERROR_FW BIT(2)
- #define BE_ERROR_TX BIT(3)
- #define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_TX)
- #define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW | \
- BE_ERROR_TX)
- #define BE_CLEAR_ALL 0xFF
- static inline u8 be_check_error(struct be_adapter *adapter, u32 err_type)
- {
- return (adapter->err_flags & err_type);
- }
- static inline void be_set_error(struct be_adapter *adapter, int err_type)
- {
- struct net_device *netdev = adapter->netdev;
- adapter->err_flags |= err_type;
- netif_carrier_off(netdev);
- dev_info(&adapter->pdev->dev, "%s: Link down\n", netdev->name);
- }
- static inline void be_clear_error(struct be_adapter *adapter, int err_type)
- {
- adapter->err_flags &= ~err_type;
- }
- static inline bool be_multi_rxq(const struct be_adapter *adapter)
- {
- return adapter->num_rx_qs > 1;
- }
- void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
- u16 num_popped);
- void be_link_status_update(struct be_adapter *adapter, u8 link_status);
- void be_parse_stats(struct be_adapter *adapter);
- int be_load_fw(struct be_adapter *adapter, u8 *func);
- bool be_is_wol_supported(struct be_adapter *adapter);
- bool be_pause_supported(struct be_adapter *adapter);
- u32 be_get_fw_log_level(struct be_adapter *adapter);
- int be_update_queues(struct be_adapter *adapter);
- int be_poll(struct napi_struct *napi, int budget);
- void be_eqd_update(struct be_adapter *adapter, bool force_update);
- /*
- * internal function to initialize-cleanup roce device.
- */
- void be_roce_dev_add(struct be_adapter *);
- void be_roce_dev_remove(struct be_adapter *);
- /*
- * internal function to open-close roce device during ifup-ifdown.
- */
- void be_roce_dev_shutdown(struct be_adapter *);
- #endif /* BE_H */