drivers/net/ethernet/intel/i40e/i40e.h

   1 /*******************************************************************************
   2  *
   3  * Intel Ethernet Controller XL710 Family Linux Driver
   4  * Copyright(c) 2013 - 2014 Intel Corporation.
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms and conditions of the GNU General Public License,
   8  * version 2, as published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  * The full GNU General Public License is included in this distribution in
  19  * the file called "COPYING".
  20  *
  21  * Contact Information:
  22  * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  24  *
  25  ******************************************************************************/
  26
  27 #ifndef _I40E_H_
  28 #define _I40E_H_
  29
  30 #include <net/tcp.h>
  31 #include <net/udp.h>
  32 #include <linux/types.h>
  33 #include <linux/errno.h>
  34 #include <linux/module.h>
  35 #include <linux/pci.h>
  36 #include <linux/aer.h>
  37 #include <linux/netdevice.h>
  38 #include <linux/ioport.h>
  39 #include <linux/slab.h>
  40 #include <linux/list.h>
  41 #include <linux/string.h>
  42 #include <linux/in.h>
  43 #include <linux/ip.h>
  44 #include <linux/tcp.h>
  45 #include <linux/sctp.h>
  46 #include <linux/pkt_sched.h>
  47 #include <linux/ipv6.h>
  48 #include <net/checksum.h>
  49 #include <net/ip6_checksum.h>
  50 #include <linux/ethtool.h>
  51 #include <linux/if_vlan.h>
  52 #include <linux/clocksource.h>
  53 #include <linux/net_tstamp.h>
  54 #include <linux/ptp_clock_kernel.h>
  55 #include "i40e_type.h"
  56 #include "i40e_prototype.h"
  57 #include "i40e_virtchnl.h"
  58 #include "i40e_virtchnl_pf.h"
  59 #include "i40e_txrx.h"
  60 #include "i40e_dcb.h"
  61
  62 /* Useful i40e defaults */
  63 #define I40E_BASE_PF_SEID     16
  64 #define I40E_BASE_VSI_SEID    512
  65 #define I40E_BASE_VEB_SEID    288
  66 #define I40E_MAX_VEB          16
  67
  68 #define I40E_MAX_NUM_DESCRIPTORS      4096
  69 #define I40E_MAX_REGISTER     0x800000
  70 #define I40E_DEFAULT_NUM_DESCRIPTORS  512
  71 #define I40E_REQ_DESCRIPTOR_MULTIPLE  32
  72 #define I40E_MIN_NUM_DESCRIPTORS      64
  73 #define I40E_MIN_MSIX                 2
  74 #define I40E_DEFAULT_NUM_VMDQ_VSI     8 /* max 256 VSIs */
  75 #define I40E_DEFAULT_QUEUES_PER_VMDQ  2 /* max 16 qps */
  76 #define I40E_DEFAULT_QUEUES_PER_VF    4
  77 #define I40E_DEFAULT_QUEUES_PER_TC    1 /* should be a power of 2 */
  78 #define I40E_MAX_QUEUES_PER_TC        64 /* should be a power of 2 */
  79 #define I40E_FDIR_RING                0
  80 #define I40E_FDIR_RING_COUNT          32
  81 #define I40E_MAX_AQ_BUF_SIZE          4096
  82 #define I40E_AQ_LEN                   32
  83 #define I40E_AQ_WORK_LIMIT            16
  84 #define I40E_MAX_USER_PRIORITY        8
  85 #define I40E_DEFAULT_MSG_ENABLE       4
  86
  87 #define I40E_NVM_VERSION_LO_SHIFT  0
  88 #define I40E_NVM_VERSION_LO_MASK   (0xff << I40E_NVM_VERSION_LO_SHIFT)
  89 #define I40E_NVM_VERSION_HI_SHIFT  12
  90 #define I40E_NVM_VERSION_HI_MASK   (0xf << I40E_NVM_VERSION_HI_SHIFT)
  91
  92 /* The values in here are decimal coded as hex as is the case in the NVM map*/
  93 #define I40E_CURRENT_NVM_VERSION_HI 0x2
  94 #define I40E_CURRENT_NVM_VERSION_LO 0x40
  95
  96 /* magic for getting defines into strings */
  97 #define STRINGIFY(foo)  #foo
  98 #define XSTRINGIFY(bar) STRINGIFY(bar)
  99
 100 #ifndef ARCH_HAS_PREFETCH
 101 #define prefetch(X)
 102 #endif
 103
 104 #define I40E_RX_DESC(R, i)                      \
 105         ((ring_is_16byte_desc_enabled(R))       \
 106                 ? (union i40e_32byte_rx_desc *) \
 107                         (&(((union i40e_16byte_rx_desc *)((R)->desc))[i])) \
 108                 : (&(((union i40e_32byte_rx_desc *)((R)->desc))[i])))
 109 #define I40E_TX_DESC(R, i)                      \
 110         (&(((struct i40e_tx_desc *)((R)->desc))[i]))
 111 #define I40E_TX_CTXTDESC(R, i)                  \
 112         (&(((struct i40e_tx_context_desc *)((R)->desc))[i]))
 113 #define I40E_TX_FDIRDESC(R, i)                  \
 114         (&(((struct i40e_filter_program_desc *)((R)->desc))[i]))
 115
 116 /* default to trying for four seconds */
 117 #define I40E_TRY_LINK_TIMEOUT (4 * HZ)
 118
 119 /* driver state flags */
 120 enum i40e_state_t {
 121         __I40E_TESTING,
 122         __I40E_CONFIG_BUSY,
 123         __I40E_CONFIG_DONE,
 124         __I40E_DOWN,
 125         __I40E_NEEDS_RESTART,
 126         __I40E_SERVICE_SCHED,
 127         __I40E_ADMINQ_EVENT_PENDING,
 128         __I40E_MDD_EVENT_PENDING,
 129         __I40E_VFLR_EVENT_PENDING,
 130         __I40E_RESET_RECOVERY_PENDING,
 131         __I40E_RESET_INTR_RECEIVED,
 132         __I40E_REINIT_REQUESTED,
 133         __I40E_PF_RESET_REQUESTED,
 134         __I40E_CORE_RESET_REQUESTED,
 135         __I40E_GLOBAL_RESET_REQUESTED,
 136         __I40E_EMP_RESET_REQUESTED,
 137         __I40E_FILTER_OVERFLOW_PROMISC,
 138         __I40E_SUSPENDED,
 139 };
 140
 141 enum i40e_interrupt_policy {
 142         I40E_INTERRUPT_BEST_CASE,
 143         I40E_INTERRUPT_MEDIUM,
 144         I40E_INTERRUPT_LOWEST
 145 };
 146
 147 struct i40e_lump_tracking {
 148         u16 num_entries;
 149         u16 search_hint;
 150         u16 list[0];
 151 #define I40E_PILE_VALID_BIT  0x8000
 152 };
 153
 154 #define I40E_DEFAULT_ATR_SAMPLE_RATE    20
 155 #define I40E_FDIR_MAX_RAW_PACKET_SIZE   512
 156 #define I40E_FDIR_BUFFER_FULL_MARGIN    10
 157 #define I40E_FDIR_BUFFER_HEAD_ROOM      200
 158
 159 struct i40e_fdir_filter {
 160         struct hlist_node fdir_node;
 161         /* filter ipnut set */
 162         u8 flow_type;
 163         u8 ip4_proto;
 164         __be32 dst_ip[4];
 165         __be32 src_ip[4];
 166         __be16 src_port;
 167         __be16 dst_port;
 168         __be32 sctp_v_tag;
 169         /* filter control */
 170         u16 q_index;
 171         u8  flex_off;
 172         u8  pctype;
 173         u16 dest_vsi;
 174         u8  dest_ctl;
 175         u8  fd_status;
 176         u16 cnt_index;
 177         u32 fd_id;
 178 };
 179
 180 #define I40E_ETH_P_LLDP                 0x88cc
 181
 182 #define I40E_DCB_PRIO_TYPE_STRICT       0
 183 #define I40E_DCB_PRIO_TYPE_ETS          1
 184 #define I40E_DCB_STRICT_PRIO_CREDITS    127
 185 #define I40E_MAX_USER_PRIORITY  8
 186 /* DCB per TC information data structure */
 187 struct i40e_tc_info {
 188         u16     qoffset;        /* Queue offset from base queue */
 189         u16     qcount;         /* Total Queues */
 190         u8      netdev_tc;      /* Netdev TC index if netdev associated */
 191 };
 192
 193 /* TC configuration data structure */
 194 struct i40e_tc_configuration {
 195         u8      numtc;          /* Total number of enabled TCs */
 196         u8      enabled_tc;     /* TC map */
 197         struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
 198 };
 199
 200 /* struct that defines the Ethernet device */
 201 struct i40e_pf {
 202         struct pci_dev *pdev;
 203         struct i40e_hw hw;
 204         unsigned long state;
 205         unsigned long link_check_timeout;
 206         struct msix_entry *msix_entries;
 207         u16 num_msix_entries;
 208         bool fc_autoneg_status;
 209
 210         u16 eeprom_version;
 211         u16 num_vmdq_vsis;         /* num vmdq pools this pf has set up */
 212         u16 num_vmdq_qps;          /* num queue pairs per vmdq pool */
 213         u16 num_vmdq_msix;         /* num queue vectors per vmdq pool */
 214         u16 num_req_vfs;           /* num vfs requested for this vf */
 215         u16 num_vf_qps;            /* num queue pairs per vf */
 216         u16 num_lan_qps;           /* num lan queues this pf has set up */
 217         u16 num_lan_msix;          /* num queue vectors for the base pf vsi */
 218         int queues_left;           /* queues left unclaimed */
 219         u16 rss_size;              /* num queues in the RSS array */
 220         u16 rss_size_max;          /* HW defined max RSS queues */
 221         u16 fdir_pf_filter_count;  /* num of guaranteed filters for this PF */
 222         u8 atr_sample_rate;
 223         bool wol_en;
 224
 225         struct hlist_head fdir_filter_list;
 226         u16 fdir_pf_active_filters;
 227
 228 #ifdef CONFIG_I40E_VXLAN
 229         __be16  vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
 230         u16 pending_vxlan_bitmap;
 231
 232 #endif
 233         enum i40e_interrupt_policy int_policy;
 234         u16 rx_itr_default;
 235         u16 tx_itr_default;
 236         u16 msg_enable;
 237         char misc_int_name[IFNAMSIZ + 9];
 238         u16 adminq_work_limit; /* num of admin receive queue desc to process */
 239         int service_timer_period;
 240         struct timer_list service_timer;
 241         struct work_struct service_task;
 242
 243         u64 flags;
 244 #define I40E_FLAG_RX_CSUM_ENABLED              (u64)(1 << 1)
 245 #define I40E_FLAG_MSI_ENABLED                  (u64)(1 << 2)
 246 #define I40E_FLAG_MSIX_ENABLED                 (u64)(1 << 3)
 247 #define I40E_FLAG_RX_1BUF_ENABLED              (u64)(1 << 4)
 248 #define I40E_FLAG_RX_PS_ENABLED                (u64)(1 << 5)
 249 #define I40E_FLAG_RSS_ENABLED                  (u64)(1 << 6)
 250 #define I40E_FLAG_VMDQ_ENABLED                 (u64)(1 << 7)
 251 #define I40E_FLAG_FDIR_REQUIRES_REINIT         (u64)(1 << 8)
 252 #define I40E_FLAG_NEED_LINK_UPDATE             (u64)(1 << 9)
 253 #define I40E_FLAG_IN_NETPOLL                   (u64)(1 << 12)
 254 #define I40E_FLAG_16BYTE_RX_DESC_ENABLED       (u64)(1 << 13)
 255 #define I40E_FLAG_CLEAN_ADMINQ                 (u64)(1 << 14)
 256 #define I40E_FLAG_FILTER_SYNC                  (u64)(1 << 15)
 257 #define I40E_FLAG_PROCESS_MDD_EVENT            (u64)(1 << 17)
 258 #define I40E_FLAG_PROCESS_VFLR_EVENT           (u64)(1 << 18)
 259 #define I40E_FLAG_SRIOV_ENABLED                (u64)(1 << 19)
 260 #define I40E_FLAG_DCB_ENABLED                  (u64)(1 << 20)
 261 #define I40E_FLAG_FD_SB_ENABLED                (u64)(1 << 21)
 262 #define I40E_FLAG_FD_ATR_ENABLED               (u64)(1 << 22)
 263 #define I40E_FLAG_PTP                          (u64)(1 << 25)
 264 #define I40E_FLAG_MFP_ENABLED                  (u64)(1 << 26)
 265 #ifdef CONFIG_I40E_VXLAN
 266 #define I40E_FLAG_VXLAN_FILTER_SYNC            (u64)(1 << 27)
 267 #endif
 268
 269         /* tracks features that get auto disabled by errors */
 270         u64 auto_disable_flags;
 271
 272         bool stat_offsets_loaded;
 273         struct i40e_hw_port_stats stats;
 274         struct i40e_hw_port_stats stats_offsets;
 275         u32 tx_timeout_count;
 276         u32 tx_timeout_recovery_level;
 277         unsigned long tx_timeout_last_recovery;
 278         u32 hw_csum_rx_error;
 279         u32 led_status;
 280         u16 corer_count; /* Core reset count */
 281         u16 globr_count; /* Global reset count */
 282         u16 empr_count; /* EMP reset count */
 283         u16 pfr_count; /* PF reset count */
 284         u16 sw_int_count; /* SW interrupt count */
 285
 286         struct mutex switch_mutex;
 287         u16 lan_vsi;       /* our default LAN VSI */
 288         u16 lan_veb;       /* initial relay, if exists */
 289 #define I40E_NO_VEB   0xffff
 290 #define I40E_NO_VSI   0xffff
 291         u16 next_vsi;      /* Next unallocated VSI - 0-based! */
 292         struct i40e_vsi **vsi;
 293         struct i40e_veb *veb[I40E_MAX_VEB];
 294
 295         struct i40e_lump_tracking *qp_pile;
 296         struct i40e_lump_tracking *irq_pile;
 297
 298         /* switch config info */
 299         u16 pf_seid;
 300         u16 main_vsi_seid;
 301         u16 mac_seid;
 302         struct i40e_aqc_get_switch_config_data *sw_config;
 303         struct kobject *switch_kobj;
 304 #ifdef CONFIG_DEBUG_FS
 305         struct dentry *i40e_dbg_pf;
 306 #endif /* CONFIG_DEBUG_FS */
 307
 308         u16 instance; /* A unique number per i40e_pf instance in the system */
 309
 310         /* sr-iov config info */
 311         struct i40e_vf *vf;
 312         int num_alloc_vfs;      /* actual number of VFs allocated */
 313         u32 vf_aq_requests;
 314
 315         /* DCBx/DCBNL capability for PF that indicates
 316          * whether DCBx is managed by firmware or host
 317          * based agent (LLDPAD). Also, indicates what
 318          * flavor of DCBx protocol (IEEE/CEE) is supported
 319          * by the device. For now we're supporting IEEE
 320          * mode only.
 321          */
 322         u16 dcbx_cap;
 323
 324         u32     fcoe_hmc_filt_num;
 325         u32     fcoe_hmc_cntx_num;
 326         struct i40e_filter_control_settings filter_settings;
 327
 328         struct ptp_clock *ptp_clock;
 329         struct ptp_clock_info ptp_caps;
 330         struct sk_buff *ptp_tx_skb;
 331         struct work_struct ptp_tx_work;
 332         struct hwtstamp_config tstamp_config;
 333         unsigned long ptp_tx_start;
 334         unsigned long last_rx_ptp_check;
 335         spinlock_t tmreg_lock; /* Used to protect the device time registers. */
 336         u64 ptp_base_adj;
 337         u32 tx_hwtstamp_timeouts;
 338         u32 rx_hwtstamp_cleared;
 339         bool ptp_tx;
 340         bool ptp_rx;
 341 };
 342
 343 struct i40e_mac_filter {
 344         struct list_head list;
 345         u8 macaddr[ETH_ALEN];
 346 #define I40E_VLAN_ANY -1
 347         s16 vlan;
 348         u8 counter;             /* number of instances of this filter */
 349         bool is_vf;             /* filter belongs to a VF */
 350         bool is_netdev;         /* filter belongs to a netdev */
 351         bool changed;           /* filter needs to be sync'd to the HW */
 352 };
 353
 354 struct i40e_veb {
 355         struct i40e_pf *pf;
 356         u16 idx;
 357         u16 veb_idx;           /* index of VEB parent */
 358         u16 seid;
 359         u16 uplink_seid;
 360         u16 stats_idx;           /* index of VEB parent */
 361         u8  enabled_tc;
 362         u16 flags;
 363         u16 bw_limit;
 364         u8  bw_max_quanta;
 365         bool is_abs_credits;
 366         u8  bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
 367         u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
 368         u8  bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
 369         struct kobject *kobj;
 370         bool stat_offsets_loaded;
 371         struct i40e_eth_stats stats;
 372         struct i40e_eth_stats stats_offsets;
 373 };
 374
 375 /* struct that defines a VSI, associated with a dev */
 376 struct i40e_vsi {
 377         struct net_device *netdev;
 378         unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
 379         bool netdev_registered;
 380         bool stat_offsets_loaded;
 381
 382         u32 current_netdev_flags;
 383         unsigned long state;
 384 #define I40E_VSI_FLAG_FILTER_CHANGED  (1<<0)
 385 #define I40E_VSI_FLAG_VEB_OWNER       (1<<1)
 386         unsigned long flags;
 387
 388         struct list_head mac_filter_list;
 389
 390         /* VSI stats */
 391         struct rtnl_link_stats64 net_stats;
 392         struct rtnl_link_stats64 net_stats_offsets;
 393         struct i40e_eth_stats eth_stats;
 394         struct i40e_eth_stats eth_stats_offsets;
 395         u32 tx_restart;
 396         u32 tx_busy;
 397         u32 rx_buf_failed;
 398         u32 rx_page_failed;
 399
 400         /* These are containers of ring pointers, allocated at run-time */
 401         struct i40e_ring **rx_rings;
 402         struct i40e_ring **tx_rings;
 403
 404         u16 work_limit;
 405         /* high bit set means dynamic, use accessor routines to read/write.
 406          * hardware only supports 2us resolution for the ITR registers.
 407          * these values always store the USER setting, and must be converted
 408          * before programming to a register.
 409          */
 410         u16 rx_itr_setting;
 411         u16 tx_itr_setting;
 412
 413         u16 max_frame;
 414         u16 rx_hdr_len;
 415         u16 rx_buf_len;
 416         u8  dtype;
 417
 418         /* List of q_vectors allocated to this VSI */
 419         struct i40e_q_vector **q_vectors;
 420         int num_q_vectors;
 421         int base_vector;
 422
 423         u16 seid;            /* HW index of this VSI (absolute index) */
 424         u16 id;              /* VSI number */
 425         u16 uplink_seid;
 426
 427         u16 base_queue;      /* vsi's first queue in hw array */
 428         u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */
 429         u16 num_queue_pairs; /* Used tx and rx pairs */
 430         u16 num_desc;
 431         enum i40e_vsi_type type;  /* VSI type, e.g., LAN, FCoE, etc */
 432         u16 vf_id;              /* Virtual function ID for SRIOV VSIs */
 433
 434         struct i40e_tc_configuration tc_config;
 435         struct i40e_aqc_vsi_properties_data info;
 436
 437         /* VSI BW limit (absolute across all TCs) */
 438         u16 bw_limit;           /* VSI BW Limit (0 = disabled) */
 439         u8  bw_max_quanta;      /* Max Quanta when BW limit is enabled */
 440
 441         /* Relative TC credits across VSIs */
 442         u8  bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
 443         /* TC BW limit credits within VSI */
 444         u16  bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
 445         /* TC BW limit max quanta within VSI */
 446         u8  bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
 447
 448         struct i40e_pf *back;  /* Backreference to associated PF */
 449         u16 idx;               /* index in pf->vsi[] */
 450         u16 veb_idx;           /* index of VEB parent */
 451         struct kobject *kobj;  /* sysfs object */
 452
 453         /* VSI specific handlers */
 454         irqreturn_t (*irq_handler)(int irq, void *data);
 455 } ____cacheline_internodealigned_in_smp;
 456
 457 struct i40e_netdev_priv {
 458         struct i40e_vsi *vsi;
 459 };
 460
 461 /* struct that defines an interrupt vector */
 462 struct i40e_q_vector {
 463         struct i40e_vsi *vsi;
 464
 465         u16 v_idx;              /* index in the vsi->q_vector array. */
 466         u16 reg_idx;            /* register index of the interrupt */
 467
 468         struct napi_struct napi;
 469
 470         struct i40e_ring_container rx;
 471         struct i40e_ring_container tx;
 472
 473         u8 num_ringpairs;       /* total number of ring pairs in vector */
 474
 475         cpumask_t affinity_mask;
 476         struct rcu_head rcu;    /* to avoid race with update stats on free */
 477         char name[IFNAMSIZ + 9];
 478 } ____cacheline_internodealigned_in_smp;
 479
 480 /* lan device */
 481 struct i40e_device {
 482         struct list_head list;
 483         struct i40e_pf *pf;
 484 };
 485
 486 /**
 487  * i40e_fw_version_str - format the FW and NVM version strings
 488  * @hw: ptr to the hardware info
 489  **/
 490 static inline char *i40e_fw_version_str(struct i40e_hw *hw)
 491 {
 492         static char buf[32];
 493
 494         snprintf(buf, sizeof(buf),
 495                  "f%d.%d a%d.%d n%02x.%02x e%08x",
 496                  hw->aq.fw_maj_ver, hw->aq.fw_min_ver,
 497                  hw->aq.api_maj_ver, hw->aq.api_min_ver,
 498                  (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
 499                         I40E_NVM_VERSION_HI_SHIFT,
 500                  (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
 501                         I40E_NVM_VERSION_LO_SHIFT,
 502                  hw->nvm.eetrack);
 503
 504         return buf;
 505 }
 506
 507 /**
 508  * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
 509  * @netdev: the corresponding netdev
 510  *
 511  * Return the PF struct for the given netdev
 512  **/
 513 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
 514 {
 515         struct i40e_netdev_priv *np = netdev_priv(netdev);
 516         struct i40e_vsi *vsi = np->vsi;
 517
 518         return vsi->back;
 519 }
 520
 521 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
 522                                 irqreturn_t (*irq_handler)(int, void *))
 523 {
 524         vsi->irq_handler = irq_handler;
 525 }
 526
 527 /**
 528  * i40e_rx_is_programming_status - check for programming status descriptor
 529  * @qw: the first quad word of the program status descriptor
 530  *
 531  * The value of in the descriptor length field indicate if this
 532  * is a programming status descriptor for flow director or FCoE
 533  * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise
 534  * it is a packet descriptor.
 535  **/
 536 static inline bool i40e_rx_is_programming_status(u64 qw)
 537 {
 538         return I40E_RX_PROG_STATUS_DESC_LENGTH ==
 539                 (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT);
 540 }
 541
 542 /* needed by i40e_ethtool.c */
 543 int i40e_up(struct i40e_vsi *vsi);
 544 void i40e_down(struct i40e_vsi *vsi);
 545 extern const char i40e_driver_name[];
 546 extern const char i40e_driver_version_str[];
 547 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
 548 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags);
 549 void i40e_update_stats(struct i40e_vsi *vsi);
 550 void i40e_update_eth_stats(struct i40e_vsi *vsi);
 551 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
 552 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
 553                                     bool printconfig);
 554
 555 int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet,
 556                              struct i40e_pf *pf, bool add);
 557 int i40e_add_del_fdir(struct i40e_vsi *vsi,
 558                       struct i40e_fdir_filter *input, bool add);
 559 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
 560 int i40e_get_current_fd_count(struct i40e_pf *pf);
 561 void i40e_set_ethtool_ops(struct net_device *netdev);
 562 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
 563                                         u8 *macaddr, s16 vlan,
 564                                         bool is_vf, bool is_netdev);
 565 void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan,
 566                      bool is_vf, bool is_netdev);
 567 int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
 568 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
 569                                 u16 uplink, u32 param1);
 570 int i40e_vsi_release(struct i40e_vsi *vsi);
 571 struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
 572                                  struct i40e_vsi *start_vsi);
 573 int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable);
 574 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
 575 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
 576                                 u16 downlink_seid, u8 enabled_tc);
 577 void i40e_veb_release(struct i40e_veb *veb);
 578
 579 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
 580 i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
 581 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
 582 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
 583 void i40e_pf_reset_stats(struct i40e_pf *pf);
 584 #ifdef CONFIG_DEBUG_FS
 585 void i40e_dbg_pf_init(struct i40e_pf *pf);
 586 void i40e_dbg_pf_exit(struct i40e_pf *pf);
 587 void i40e_dbg_init(void);
 588 void i40e_dbg_exit(void);
 589 #else
 590 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
 591 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
 592 static inline void i40e_dbg_init(void) {}
 593 static inline void i40e_dbg_exit(void) {}
 594 #endif /* CONFIG_DEBUG_FS*/
 595 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
 596 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
 597 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
 598 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
 599 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
 600 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid);
 601 int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid);
 602 struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr,
 603                                              bool is_vf, bool is_netdev);
 604 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
 605 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr,
 606                                       bool is_vf, bool is_netdev);
 607 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
 608 #ifdef CONFIG_I40E_DCB
 609 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
 610                            struct i40e_dcbx_config *new_cfg);
 611 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
 612 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
 613 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
 614                             struct i40e_dcbx_config *old_cfg,
 615                             struct i40e_dcbx_config *new_cfg);
 616 #endif /* CONFIG_I40E_DCB */
 617 void i40e_ptp_rx_hang(struct i40e_vsi *vsi);
 618 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
 619 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
 620 void i40e_ptp_set_increment(struct i40e_pf *pf);
 621 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
 622 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
 623 void i40e_ptp_init(struct i40e_pf *pf);
 624 void i40e_ptp_stop(struct i40e_pf *pf);
 625 #endif /* _I40E_H_ */