1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 - 2014 Intel Corporation.
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.
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
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/>.
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
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
25 ******************************************************************************/
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>
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"
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
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
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)
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
96 /* magic for getting defines into strings */
97 #define STRINGIFY(foo) #foo
98 #define XSTRINGIFY(bar) STRINGIFY(bar)
100 #ifndef ARCH_HAS_PREFETCH
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]))
116 /* default to trying for four seconds */
117 #define I40E_TRY_LINK_TIMEOUT (4 * HZ)
119 /* driver state flags */
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,
142 enum i40e_interrupt_policy {
143 I40E_INTERRUPT_BEST_CASE,
144 I40E_INTERRUPT_MEDIUM,
145 I40E_INTERRUPT_LOWEST
148 struct i40e_lump_tracking {
152 #define I40E_PILE_VALID_BIT 0x8000
155 #define I40E_DEFAULT_ATR_SAMPLE_RATE 20
156 #define I40E_FDIR_MAX_RAW_PACKET_SIZE 512
157 #define I40E_FDIR_BUFFER_FULL_MARGIN 10
158 #define I40E_FDIR_BUFFER_HEAD_ROOM 200
160 struct i40e_fdir_filter {
161 struct hlist_node fdir_node;
162 /* filter ipnut set */
181 #define I40E_ETH_P_LLDP 0x88cc
183 #define I40E_DCB_PRIO_TYPE_STRICT 0
184 #define I40E_DCB_PRIO_TYPE_ETS 1
185 #define I40E_DCB_STRICT_PRIO_CREDITS 127
186 #define I40E_MAX_USER_PRIORITY 8
187 /* DCB per TC information data structure */
188 struct i40e_tc_info {
189 u16 qoffset; /* Queue offset from base queue */
190 u16 qcount; /* Total Queues */
191 u8 netdev_tc; /* Netdev TC index if netdev associated */
194 /* TC configuration data structure */
195 struct i40e_tc_configuration {
196 u8 numtc; /* Total number of enabled TCs */
197 u8 enabled_tc; /* TC map */
198 struct i40e_tc_info tc_info[I40E_MAX_TRAFFIC_CLASS];
201 /* struct that defines the Ethernet device */
203 struct pci_dev *pdev;
206 unsigned long link_check_timeout;
207 struct msix_entry *msix_entries;
208 u16 num_msix_entries;
209 bool fc_autoneg_status;
212 u16 num_vmdq_vsis; /* num vmdq vsis this pf has set up */
213 u16 num_vmdq_qps; /* num queue pairs per vmdq pool */
214 u16 num_vmdq_msix; /* num queue vectors per vmdq pool */
215 u16 num_req_vfs; /* num vfs requested for this vf */
216 u16 num_vf_qps; /* num queue pairs per vf */
217 u16 num_lan_qps; /* num lan queues this pf has set up */
218 u16 num_lan_msix; /* num queue vectors for the base pf vsi */
219 int queues_left; /* queues left unclaimed */
220 u16 rss_size; /* num queues in the RSS array */
221 u16 rss_size_max; /* HW defined max RSS queues */
222 u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */
226 struct hlist_head fdir_filter_list;
227 u16 fdir_pf_active_filters;
229 #ifdef CONFIG_I40E_VXLAN
230 __be16 vxlan_ports[I40E_MAX_PF_UDP_OFFLOAD_PORTS];
231 u16 pending_vxlan_bitmap;
234 enum i40e_interrupt_policy int_policy;
238 char misc_int_name[IFNAMSIZ + 9];
239 u16 adminq_work_limit; /* num of admin receive queue desc to process */
240 int service_timer_period;
241 struct timer_list service_timer;
242 struct work_struct service_task;
245 #define I40E_FLAG_RX_CSUM_ENABLED (u64)(1 << 1)
246 #define I40E_FLAG_MSI_ENABLED (u64)(1 << 2)
247 #define I40E_FLAG_MSIX_ENABLED (u64)(1 << 3)
248 #define I40E_FLAG_RX_1BUF_ENABLED (u64)(1 << 4)
249 #define I40E_FLAG_RX_PS_ENABLED (u64)(1 << 5)
250 #define I40E_FLAG_RSS_ENABLED (u64)(1 << 6)
251 #define I40E_FLAG_VMDQ_ENABLED (u64)(1 << 7)
252 #define I40E_FLAG_FDIR_REQUIRES_REINIT (u64)(1 << 8)
253 #define I40E_FLAG_NEED_LINK_UPDATE (u64)(1 << 9)
254 #define I40E_FLAG_IN_NETPOLL (u64)(1 << 12)
255 #define I40E_FLAG_16BYTE_RX_DESC_ENABLED (u64)(1 << 13)
256 #define I40E_FLAG_CLEAN_ADMINQ (u64)(1 << 14)
257 #define I40E_FLAG_FILTER_SYNC (u64)(1 << 15)
258 #define I40E_FLAG_PROCESS_MDD_EVENT (u64)(1 << 17)
259 #define I40E_FLAG_PROCESS_VFLR_EVENT (u64)(1 << 18)
260 #define I40E_FLAG_SRIOV_ENABLED (u64)(1 << 19)
261 #define I40E_FLAG_DCB_ENABLED (u64)(1 << 20)
262 #define I40E_FLAG_FD_SB_ENABLED (u64)(1 << 21)
263 #define I40E_FLAG_FD_ATR_ENABLED (u64)(1 << 22)
264 #define I40E_FLAG_PTP (u64)(1 << 25)
265 #define I40E_FLAG_MFP_ENABLED (u64)(1 << 26)
266 #ifdef CONFIG_I40E_VXLAN
267 #define I40E_FLAG_VXLAN_FILTER_SYNC (u64)(1 << 27)
270 /* tracks features that get auto disabled by errors */
271 u64 auto_disable_flags;
273 bool stat_offsets_loaded;
274 struct i40e_hw_port_stats stats;
275 struct i40e_hw_port_stats stats_offsets;
276 u32 tx_timeout_count;
277 u32 tx_timeout_recovery_level;
278 unsigned long tx_timeout_last_recovery;
279 u32 hw_csum_rx_error;
281 u16 corer_count; /* Core reset count */
282 u16 globr_count; /* Global reset count */
283 u16 empr_count; /* EMP reset count */
284 u16 pfr_count; /* PF reset count */
285 u16 sw_int_count; /* SW interrupt count */
287 struct mutex switch_mutex;
288 u16 lan_vsi; /* our default LAN VSI */
289 u16 lan_veb; /* initial relay, if exists */
290 #define I40E_NO_VEB 0xffff
291 #define I40E_NO_VSI 0xffff
292 u16 next_vsi; /* Next unallocated VSI - 0-based! */
293 struct i40e_vsi **vsi;
294 struct i40e_veb *veb[I40E_MAX_VEB];
296 struct i40e_lump_tracking *qp_pile;
297 struct i40e_lump_tracking *irq_pile;
299 /* switch config info */
303 struct i40e_aqc_get_switch_config_data *sw_config;
304 struct kobject *switch_kobj;
305 #ifdef CONFIG_DEBUG_FS
306 struct dentry *i40e_dbg_pf;
307 #endif /* CONFIG_DEBUG_FS */
309 u16 instance; /* A unique number per i40e_pf instance in the system */
311 /* sr-iov config info */
313 int num_alloc_vfs; /* actual number of VFs allocated */
316 /* DCBx/DCBNL capability for PF that indicates
317 * whether DCBx is managed by firmware or host
318 * based agent (LLDPAD). Also, indicates what
319 * flavor of DCBx protocol (IEEE/CEE) is supported
320 * by the device. For now we're supporting IEEE
325 u32 fcoe_hmc_filt_num;
326 u32 fcoe_hmc_cntx_num;
327 struct i40e_filter_control_settings filter_settings;
329 struct ptp_clock *ptp_clock;
330 struct ptp_clock_info ptp_caps;
331 struct sk_buff *ptp_tx_skb;
332 struct work_struct ptp_tx_work;
333 struct hwtstamp_config tstamp_config;
334 unsigned long ptp_tx_start;
335 unsigned long last_rx_ptp_check;
336 spinlock_t tmreg_lock; /* Used to protect the device time registers. */
338 u32 tx_hwtstamp_timeouts;
339 u32 rx_hwtstamp_cleared;
344 struct i40e_mac_filter {
345 struct list_head list;
346 u8 macaddr[ETH_ALEN];
347 #define I40E_VLAN_ANY -1
349 u8 counter; /* number of instances of this filter */
350 bool is_vf; /* filter belongs to a VF */
351 bool is_netdev; /* filter belongs to a netdev */
352 bool changed; /* filter needs to be sync'd to the HW */
358 u16 veb_idx; /* index of VEB parent */
361 u16 stats_idx; /* index of VEB parent */
367 u8 bw_tc_share_credits[I40E_MAX_TRAFFIC_CLASS];
368 u16 bw_tc_limit_credits[I40E_MAX_TRAFFIC_CLASS];
369 u8 bw_tc_max_quanta[I40E_MAX_TRAFFIC_CLASS];
370 struct kobject *kobj;
371 bool stat_offsets_loaded;
372 struct i40e_eth_stats stats;
373 struct i40e_eth_stats stats_offsets;
376 /* struct that defines a VSI, associated with a dev */
378 struct net_device *netdev;
379 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
380 bool netdev_registered;
381 bool stat_offsets_loaded;
383 u32 current_netdev_flags;
385 #define I40E_VSI_FLAG_FILTER_CHANGED (1<<0)
386 #define I40E_VSI_FLAG_VEB_OWNER (1<<1)
389 struct list_head mac_filter_list;
392 struct rtnl_link_stats64 net_stats;
393 struct rtnl_link_stats64 net_stats_offsets;
394 struct i40e_eth_stats eth_stats;
395 struct i40e_eth_stats eth_stats_offsets;
401 /* These are containers of ring pointers, allocated at run-time */
402 struct i40e_ring **rx_rings;
403 struct i40e_ring **tx_rings;
406 /* high bit set means dynamic, use accessor routines to read/write.
407 * hardware only supports 2us resolution for the ITR registers.
408 * these values always store the USER setting, and must be converted
409 * before programming to a register.
419 /* List of q_vectors allocated to this VSI */
420 struct i40e_q_vector **q_vectors;
424 u16 seid; /* HW index of this VSI (absolute index) */
425 u16 id; /* VSI number */
428 u16 base_queue; /* vsi's first queue in hw array */
429 u16 alloc_queue_pairs; /* Allocated Tx/Rx queues */
430 u16 num_queue_pairs; /* Used tx and rx pairs */
432 enum i40e_vsi_type type; /* VSI type, e.g., LAN, FCoE, etc */
433 u16 vf_id; /* Virtual function ID for SRIOV VSIs */
435 struct i40e_tc_configuration tc_config;
436 struct i40e_aqc_vsi_properties_data info;
438 /* VSI BW limit (absolute across all TCs) */
439 u16 bw_limit; /* VSI BW Limit (0 = disabled) */
440 u8 bw_max_quanta; /* Max Quanta when BW limit is enabled */
442 /* Relative TC credits across VSIs */
443 u8 bw_ets_share_credits[I40E_MAX_TRAFFIC_CLASS];
444 /* TC BW limit credits within VSI */
445 u16 bw_ets_limit_credits[I40E_MAX_TRAFFIC_CLASS];
446 /* TC BW limit max quanta within VSI */
447 u8 bw_ets_max_quanta[I40E_MAX_TRAFFIC_CLASS];
449 struct i40e_pf *back; /* Backreference to associated PF */
450 u16 idx; /* index in pf->vsi[] */
451 u16 veb_idx; /* index of VEB parent */
452 struct kobject *kobj; /* sysfs object */
454 /* VSI specific handlers */
455 irqreturn_t (*irq_handler)(int irq, void *data);
456 } ____cacheline_internodealigned_in_smp;
458 struct i40e_netdev_priv {
459 struct i40e_vsi *vsi;
462 /* struct that defines an interrupt vector */
463 struct i40e_q_vector {
464 struct i40e_vsi *vsi;
466 u16 v_idx; /* index in the vsi->q_vector array. */
467 u16 reg_idx; /* register index of the interrupt */
469 struct napi_struct napi;
471 struct i40e_ring_container rx;
472 struct i40e_ring_container tx;
474 u8 num_ringpairs; /* total number of ring pairs in vector */
476 cpumask_t affinity_mask;
477 struct rcu_head rcu; /* to avoid race with update stats on free */
478 char name[IFNAMSIZ + 9];
479 } ____cacheline_internodealigned_in_smp;
483 struct list_head list;
488 * i40e_fw_version_str - format the FW and NVM version strings
489 * @hw: ptr to the hardware info
491 static inline char *i40e_fw_version_str(struct i40e_hw *hw)
495 snprintf(buf, sizeof(buf),
496 "f%d.%d a%d.%d n%02x.%02x e%08x",
497 hw->aq.fw_maj_ver, hw->aq.fw_min_ver,
498 hw->aq.api_maj_ver, hw->aq.api_min_ver,
499 (hw->nvm.version & I40E_NVM_VERSION_HI_MASK) >>
500 I40E_NVM_VERSION_HI_SHIFT,
501 (hw->nvm.version & I40E_NVM_VERSION_LO_MASK) >>
502 I40E_NVM_VERSION_LO_SHIFT,
509 * i40e_netdev_to_pf: Retrieve the PF struct for given netdev
510 * @netdev: the corresponding netdev
512 * Return the PF struct for the given netdev
514 static inline struct i40e_pf *i40e_netdev_to_pf(struct net_device *netdev)
516 struct i40e_netdev_priv *np = netdev_priv(netdev);
517 struct i40e_vsi *vsi = np->vsi;
522 static inline void i40e_vsi_setup_irqhandler(struct i40e_vsi *vsi,
523 irqreturn_t (*irq_handler)(int, void *))
525 vsi->irq_handler = irq_handler;
529 * i40e_rx_is_programming_status - check for programming status descriptor
530 * @qw: the first quad word of the program status descriptor
532 * The value of in the descriptor length field indicate if this
533 * is a programming status descriptor for flow director or FCoE
534 * by the value of I40E_RX_PROG_STATUS_DESC_LENGTH, otherwise
535 * it is a packet descriptor.
537 static inline bool i40e_rx_is_programming_status(u64 qw)
539 return I40E_RX_PROG_STATUS_DESC_LENGTH ==
540 (qw >> I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT);
543 /* needed by i40e_ethtool.c */
544 int i40e_up(struct i40e_vsi *vsi);
545 void i40e_down(struct i40e_vsi *vsi);
546 extern const char i40e_driver_name[];
547 extern const char i40e_driver_version_str[];
548 void i40e_do_reset_safe(struct i40e_pf *pf, u32 reset_flags);
549 void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags);
550 void i40e_update_stats(struct i40e_vsi *vsi);
551 void i40e_update_eth_stats(struct i40e_vsi *vsi);
552 struct rtnl_link_stats64 *i40e_get_vsi_stats_struct(struct i40e_vsi *vsi);
553 int i40e_fetch_switch_configuration(struct i40e_pf *pf,
556 int i40e_program_fdir_filter(struct i40e_fdir_filter *fdir_data, u8 *raw_packet,
557 struct i40e_pf *pf, bool add);
558 int i40e_add_del_fdir(struct i40e_vsi *vsi,
559 struct i40e_fdir_filter *input, bool add);
560 void i40e_fdir_check_and_reenable(struct i40e_pf *pf);
561 int i40e_get_current_fd_count(struct i40e_pf *pf);
562 bool i40e_set_ntuple(struct i40e_pf *pf, netdev_features_t features);
563 void i40e_set_ethtool_ops(struct net_device *netdev);
564 struct i40e_mac_filter *i40e_add_filter(struct i40e_vsi *vsi,
565 u8 *macaddr, s16 vlan,
566 bool is_vf, bool is_netdev);
567 void i40e_del_filter(struct i40e_vsi *vsi, u8 *macaddr, s16 vlan,
568 bool is_vf, bool is_netdev);
569 int i40e_sync_vsi_filters(struct i40e_vsi *vsi);
570 struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
571 u16 uplink, u32 param1);
572 int i40e_vsi_release(struct i40e_vsi *vsi);
573 struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
574 struct i40e_vsi *start_vsi);
575 int i40e_vsi_control_rings(struct i40e_vsi *vsi, bool enable);
576 int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
577 struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
578 u16 downlink_seid, u8 enabled_tc);
579 void i40e_veb_release(struct i40e_veb *veb);
581 int i40e_veb_config_tc(struct i40e_veb *veb, u8 enabled_tc);
582 i40e_status i40e_vsi_add_pvid(struct i40e_vsi *vsi, u16 vid);
583 void i40e_vsi_remove_pvid(struct i40e_vsi *vsi);
584 void i40e_vsi_reset_stats(struct i40e_vsi *vsi);
585 void i40e_pf_reset_stats(struct i40e_pf *pf);
586 #ifdef CONFIG_DEBUG_FS
587 void i40e_dbg_pf_init(struct i40e_pf *pf);
588 void i40e_dbg_pf_exit(struct i40e_pf *pf);
589 void i40e_dbg_init(void);
590 void i40e_dbg_exit(void);
592 static inline void i40e_dbg_pf_init(struct i40e_pf *pf) {}
593 static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
594 static inline void i40e_dbg_init(void) {}
595 static inline void i40e_dbg_exit(void) {}
596 #endif /* CONFIG_DEBUG_FS*/
597 void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
598 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
599 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
600 int i40e_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd);
601 int i40e_vsi_open(struct i40e_vsi *vsi);
602 void i40e_vlan_stripping_disable(struct i40e_vsi *vsi);
603 int i40e_vsi_add_vlan(struct i40e_vsi *vsi, s16 vid);
604 int i40e_vsi_kill_vlan(struct i40e_vsi *vsi, s16 vid);
605 struct i40e_mac_filter *i40e_put_mac_in_vlan(struct i40e_vsi *vsi, u8 *macaddr,
606 bool is_vf, bool is_netdev);
607 bool i40e_is_vsi_in_vlan(struct i40e_vsi *vsi);
608 struct i40e_mac_filter *i40e_find_mac(struct i40e_vsi *vsi, u8 *macaddr,
609 bool is_vf, bool is_netdev);
610 void i40e_vlan_stripping_enable(struct i40e_vsi *vsi);
611 #ifdef CONFIG_I40E_DCB
612 void i40e_dcbnl_flush_apps(struct i40e_pf *pf,
613 struct i40e_dcbx_config *new_cfg);
614 void i40e_dcbnl_set_all(struct i40e_vsi *vsi);
615 void i40e_dcbnl_setup(struct i40e_vsi *vsi);
616 bool i40e_dcb_need_reconfig(struct i40e_pf *pf,
617 struct i40e_dcbx_config *old_cfg,
618 struct i40e_dcbx_config *new_cfg);
619 #endif /* CONFIG_I40E_DCB */
620 void i40e_ptp_rx_hang(struct i40e_vsi *vsi);
621 void i40e_ptp_tx_hwtstamp(struct i40e_pf *pf);
622 void i40e_ptp_rx_hwtstamp(struct i40e_pf *pf, struct sk_buff *skb, u8 index);
623 void i40e_ptp_set_increment(struct i40e_pf *pf);
624 int i40e_ptp_set_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
625 int i40e_ptp_get_ts_config(struct i40e_pf *pf, struct ifreq *ifr);
626 void i40e_ptp_init(struct i40e_pf *pf);
627 void i40e_ptp_stop(struct i40e_pf *pf);
628 #endif /* _I40E_H_ */