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26#ifndef _IGB_H_
27#define _IGB_H_
28
29#include "e1000_mac.h"
30#include "e1000_82575.h"
31
32#include <linux/timecounter.h>
33#include <linux/net_tstamp.h>
34#include <linux/ptp_clock_kernel.h>
35#include <linux/bitops.h>
36#include <linux/if_vlan.h>
37#include <linux/i2c.h>
38#include <linux/i2c-algo-bit.h>
39#include <linux/pci.h>
40#include <linux/mdio.h>
41
42struct igb_adapter;
43
44#define E1000_PCS_CFG_IGN_SD 1
45
46
47#define IGB_START_ITR 648
48#define IGB_4K_ITR 980
49#define IGB_20K_ITR 196
50#define IGB_70K_ITR 56
51
52
53#define IGB_DEFAULT_TXD 256
54#define IGB_DEFAULT_TX_WORK 128
55#define IGB_MIN_TXD 80
56#define IGB_MAX_TXD 4096
57
58#define IGB_DEFAULT_RXD 256
59#define IGB_MIN_RXD 80
60#define IGB_MAX_RXD 4096
61
62#define IGB_DEFAULT_ITR 3
63#define IGB_MAX_ITR_USECS 10000
64#define IGB_MIN_ITR_USECS 10
65#define NON_Q_VECTORS 1
66#define MAX_Q_VECTORS 8
67#define MAX_MSIX_ENTRIES 10
68
69
70#define IGB_MAX_RX_QUEUES 8
71#define IGB_MAX_RX_QUEUES_82575 4
72#define IGB_MAX_RX_QUEUES_I211 2
73#define IGB_MAX_TX_QUEUES 8
74#define IGB_MAX_VF_MC_ENTRIES 30
75#define IGB_MAX_VF_FUNCTIONS 8
76#define IGB_MAX_VFTA_ENTRIES 128
77#define IGB_82576_VF_DEV_ID 0x10CA
78#define IGB_I350_VF_DEV_ID 0x1520
79
80
81#define IGB_MAJOR_MASK 0xF000
82#define IGB_MINOR_MASK 0x0FF0
83#define IGB_BUILD_MASK 0x000F
84#define IGB_COMB_VER_MASK 0x00FF
85#define IGB_MAJOR_SHIFT 12
86#define IGB_MINOR_SHIFT 4
87#define IGB_COMB_VER_SHFT 8
88#define IGB_NVM_VER_INVALID 0xFFFF
89#define IGB_ETRACK_SHIFT 16
90#define NVM_ETRACK_WORD 0x0042
91#define NVM_COMB_VER_OFF 0x0083
92#define NVM_COMB_VER_PTR 0x003d
93
94
95#define IGB_I210_TX_LATENCY_10 9542
96#define IGB_I210_TX_LATENCY_100 1024
97#define IGB_I210_TX_LATENCY_1000 178
98#define IGB_I210_RX_LATENCY_10 20662
99#define IGB_I210_RX_LATENCY_100 2213
100#define IGB_I210_RX_LATENCY_1000 448
101
102struct vf_data_storage {
103 unsigned char vf_mac_addresses[ETH_ALEN];
104 u16 vf_mc_hashes[IGB_MAX_VF_MC_ENTRIES];
105 u16 num_vf_mc_hashes;
106 u32 flags;
107 unsigned long last_nack;
108 u16 pf_vlan;
109 u16 pf_qos;
110 u16 tx_rate;
111 bool spoofchk_enabled;
112};
113
114
115#define IGB_PF_MAC_FILTERS_RESERVED 3
116
117struct vf_mac_filter {
118 struct list_head l;
119 int vf;
120 bool free;
121 u8 vf_mac[ETH_ALEN];
122};
123
124#define IGB_VF_FLAG_CTS 0x00000001
125#define IGB_VF_FLAG_UNI_PROMISC 0x00000002
126#define IGB_VF_FLAG_MULTI_PROMISC 0x00000004
127#define IGB_VF_FLAG_PF_SET_MAC 0x00000008
128
129
130
131
132
133
134
135
136
137
138
139
140#define IGB_RX_PTHRESH ((hw->mac.type == e1000_i354) ? 12 : 8)
141#define IGB_RX_HTHRESH 8
142#define IGB_TX_PTHRESH ((hw->mac.type == e1000_i354) ? 20 : 8)
143#define IGB_TX_HTHRESH 1
144#define IGB_RX_WTHRESH ((hw->mac.type == e1000_82576 && \
145 (adapter->flags & IGB_FLAG_HAS_MSIX)) ? 1 : 4)
146#define IGB_TX_WTHRESH ((hw->mac.type == e1000_82576 && \
147 (adapter->flags & IGB_FLAG_HAS_MSIX)) ? 1 : 16)
148
149
150#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
151
152
153#define IGB_RXBUFFER_256 256
154#define IGB_RXBUFFER_2048 2048
155#define IGB_RXBUFFER_3072 3072
156#define IGB_RX_HDR_LEN IGB_RXBUFFER_256
157#define IGB_TS_HDR_LEN 16
158
159#define IGB_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN)
160#if (PAGE_SIZE < 8192)
161#define IGB_MAX_FRAME_BUILD_SKB \
162 (SKB_WITH_OVERHEAD(IGB_RXBUFFER_2048) - IGB_SKB_PAD - IGB_TS_HDR_LEN)
163#else
164#define IGB_MAX_FRAME_BUILD_SKB (IGB_RXBUFFER_2048 - IGB_TS_HDR_LEN)
165#endif
166
167
168#define IGB_RX_BUFFER_WRITE 16
169
170#define IGB_RX_DMA_ATTR \
171 (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING)
172
173#define AUTO_ALL_MODES 0
174#define IGB_EEPROM_APME 0x0400
175
176#ifndef IGB_MASTER_SLAVE
177
178#define IGB_MASTER_SLAVE e1000_ms_hw_default
179#endif
180
181#define IGB_MNG_VLAN_NONE -1
182
183enum igb_tx_flags {
184
185 IGB_TX_FLAGS_VLAN = 0x01,
186 IGB_TX_FLAGS_TSO = 0x02,
187 IGB_TX_FLAGS_TSTAMP = 0x04,
188
189
190 IGB_TX_FLAGS_IPV4 = 0x10,
191 IGB_TX_FLAGS_CSUM = 0x20,
192};
193
194
195#define IGB_TX_FLAGS_VLAN_MASK 0xffff0000
196#define IGB_TX_FLAGS_VLAN_SHIFT 16
197
198
199
200
201#define IGB_MAX_TXD_PWR 15
202#define IGB_MAX_DATA_PER_TXD (1u << IGB_MAX_TXD_PWR)
203
204
205#define TXD_USE_COUNT(S) DIV_ROUND_UP((S), IGB_MAX_DATA_PER_TXD)
206#define DESC_NEEDED (MAX_SKB_FRAGS + 4)
207
208
209#define IGB_SFF_8472_SWAP 0x5C
210#define IGB_SFF_8472_COMP 0x5E
211
212
213#define IGB_SFF_ADDRESSING_MODE 0x4
214#define IGB_SFF_8472_UNSUP 0x00
215
216
217
218
219struct igb_tx_buffer {
220 union e1000_adv_tx_desc *next_to_watch;
221 unsigned long time_stamp;
222 struct sk_buff *skb;
223 unsigned int bytecount;
224 u16 gso_segs;
225 __be16 protocol;
226
227 DEFINE_DMA_UNMAP_ADDR(dma);
228 DEFINE_DMA_UNMAP_LEN(len);
229 u32 tx_flags;
230};
231
232struct igb_rx_buffer {
233 dma_addr_t dma;
234 struct page *page;
235#if (BITS_PER_LONG > 32) || (PAGE_SIZE >= 65536)
236 __u32 page_offset;
237#else
238 __u16 page_offset;
239#endif
240 __u16 pagecnt_bias;
241};
242
243struct igb_tx_queue_stats {
244 u64 packets;
245 u64 bytes;
246 u64 restart_queue;
247 u64 restart_queue2;
248};
249
250struct igb_rx_queue_stats {
251 u64 packets;
252 u64 bytes;
253 u64 drops;
254 u64 csum_err;
255 u64 alloc_failed;
256};
257
258struct igb_ring_container {
259 struct igb_ring *ring;
260 unsigned int total_bytes;
261 unsigned int total_packets;
262 u16 work_limit;
263 u8 count;
264 u8 itr;
265};
266
267struct igb_ring {
268 struct igb_q_vector *q_vector;
269 struct net_device *netdev;
270 struct device *dev;
271 union {
272 struct igb_tx_buffer *tx_buffer_info;
273 struct igb_rx_buffer *rx_buffer_info;
274 };
275 void *desc;
276 unsigned long flags;
277 void __iomem *tail;
278 dma_addr_t dma;
279 unsigned int size;
280
281 u16 count;
282 u8 queue_index;
283 u8 reg_idx;
284
285
286 u16 next_to_clean;
287 u16 next_to_use;
288 u16 next_to_alloc;
289
290 union {
291
292 struct {
293 struct igb_tx_queue_stats tx_stats;
294 struct u64_stats_sync tx_syncp;
295 struct u64_stats_sync tx_syncp2;
296 };
297
298 struct {
299 struct sk_buff *skb;
300 struct igb_rx_queue_stats rx_stats;
301 struct u64_stats_sync rx_syncp;
302 };
303 };
304} ____cacheline_internodealigned_in_smp;
305
306struct igb_q_vector {
307 struct igb_adapter *adapter;
308 int cpu;
309 u32 eims_value;
310
311 u16 itr_val;
312 u8 set_itr;
313 void __iomem *itr_register;
314
315 struct igb_ring_container rx, tx;
316
317 struct napi_struct napi;
318 struct rcu_head rcu;
319 char name[IFNAMSIZ + 9];
320
321
322 struct igb_ring ring[0] ____cacheline_internodealigned_in_smp;
323};
324
325enum e1000_ring_flags_t {
326 IGB_RING_FLAG_RX_3K_BUFFER,
327 IGB_RING_FLAG_RX_BUILD_SKB_ENABLED,
328 IGB_RING_FLAG_RX_SCTP_CSUM,
329 IGB_RING_FLAG_RX_LB_VLAN_BSWAP,
330 IGB_RING_FLAG_TX_CTX_IDX,
331 IGB_RING_FLAG_TX_DETECT_HANG
332};
333
334#define ring_uses_large_buffer(ring) \
335 test_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags)
336#define set_ring_uses_large_buffer(ring) \
337 set_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags)
338#define clear_ring_uses_large_buffer(ring) \
339 clear_bit(IGB_RING_FLAG_RX_3K_BUFFER, &(ring)->flags)
340
341#define ring_uses_build_skb(ring) \
342 test_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
343#define set_ring_build_skb_enabled(ring) \
344 set_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
345#define clear_ring_build_skb_enabled(ring) \
346 clear_bit(IGB_RING_FLAG_RX_BUILD_SKB_ENABLED, &(ring)->flags)
347
348static inline unsigned int igb_rx_bufsz(struct igb_ring *ring)
349{
350#if (PAGE_SIZE < 8192)
351 if (ring_uses_large_buffer(ring))
352 return IGB_RXBUFFER_3072;
353
354 if (ring_uses_build_skb(ring))
355 return IGB_MAX_FRAME_BUILD_SKB + IGB_TS_HDR_LEN;
356#endif
357 return IGB_RXBUFFER_2048;
358}
359
360static inline unsigned int igb_rx_pg_order(struct igb_ring *ring)
361{
362#if (PAGE_SIZE < 8192)
363 if (ring_uses_large_buffer(ring))
364 return 1;
365#endif
366 return 0;
367}
368
369#define igb_rx_pg_size(_ring) (PAGE_SIZE << igb_rx_pg_order(_ring))
370
371#define IGB_TXD_DCMD (E1000_ADVTXD_DCMD_EOP | E1000_ADVTXD_DCMD_RS)
372
373#define IGB_RX_DESC(R, i) \
374 (&(((union e1000_adv_rx_desc *)((R)->desc))[i]))
375#define IGB_TX_DESC(R, i) \
376 (&(((union e1000_adv_tx_desc *)((R)->desc))[i]))
377#define IGB_TX_CTXTDESC(R, i) \
378 (&(((struct e1000_adv_tx_context_desc *)((R)->desc))[i]))
379
380
381static inline __le32 igb_test_staterr(union e1000_adv_rx_desc *rx_desc,
382 const u32 stat_err_bits)
383{
384 return rx_desc->wb.upper.status_error & cpu_to_le32(stat_err_bits);
385}
386
387
388static inline int igb_desc_unused(struct igb_ring *ring)
389{
390 if (ring->next_to_clean > ring->next_to_use)
391 return ring->next_to_clean - ring->next_to_use - 1;
392
393 return ring->count + ring->next_to_clean - ring->next_to_use - 1;
394}
395
396#ifdef CONFIG_IGB_HWMON
397
398#define IGB_HWMON_TYPE_LOC 0
399#define IGB_HWMON_TYPE_TEMP 1
400#define IGB_HWMON_TYPE_CAUTION 2
401#define IGB_HWMON_TYPE_MAX 3
402
403struct hwmon_attr {
404 struct device_attribute dev_attr;
405 struct e1000_hw *hw;
406 struct e1000_thermal_diode_data *sensor;
407 char name[12];
408 };
409
410struct hwmon_buff {
411 struct attribute_group group;
412 const struct attribute_group *groups[2];
413 struct attribute *attrs[E1000_MAX_SENSORS * 4 + 1];
414 struct hwmon_attr hwmon_list[E1000_MAX_SENSORS * 4];
415 unsigned int n_hwmon;
416 };
417#endif
418
419
420
421
422#define MAX_ETYPE_FILTER (4 - 1)
423
424
425
426
427
428#define IGB_ETQF_FILTER_1588 3
429
430#define IGB_N_EXTTS 2
431#define IGB_N_PEROUT 2
432#define IGB_N_SDP 4
433#define IGB_RETA_SIZE 128
434
435enum igb_filter_match_flags {
436 IGB_FILTER_FLAG_ETHER_TYPE = 0x1,
437 IGB_FILTER_FLAG_VLAN_TCI = 0x2,
438};
439
440#define IGB_MAX_RXNFC_FILTERS 16
441
442
443struct igb_nfc_input {
444
445
446
447
448
449 u8 match_flags;
450 __be16 etype;
451 __be16 vlan_tci;
452};
453
454struct igb_nfc_filter {
455 struct hlist_node nfc_node;
456 struct igb_nfc_input filter;
457 u16 etype_reg_index;
458 u16 sw_idx;
459 u16 action;
460};
461
462struct igb_mac_addr {
463 u8 addr[ETH_ALEN];
464 u8 queue;
465 u8 state;
466};
467
468#define IGB_MAC_STATE_DEFAULT 0x1
469#define IGB_MAC_STATE_IN_USE 0x2
470
471
472struct igb_adapter {
473 unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
474
475 struct net_device *netdev;
476
477 unsigned long state;
478 unsigned int flags;
479
480 unsigned int num_q_vectors;
481 struct msix_entry msix_entries[MAX_MSIX_ENTRIES];
482
483
484 u32 rx_itr_setting;
485 u32 tx_itr_setting;
486 u16 tx_itr;
487 u16 rx_itr;
488
489
490 u16 tx_work_limit;
491 u32 tx_timeout_count;
492 int num_tx_queues;
493 struct igb_ring *tx_ring[16];
494
495
496 int num_rx_queues;
497 struct igb_ring *rx_ring[16];
498
499 u32 max_frame_size;
500 u32 min_frame_size;
501
502 struct timer_list watchdog_timer;
503 struct timer_list phy_info_timer;
504
505 u16 mng_vlan_id;
506 u32 bd_number;
507 u32 wol;
508 u32 en_mng_pt;
509 u16 link_speed;
510 u16 link_duplex;
511
512 u8 __iomem *io_addr;
513
514 struct work_struct reset_task;
515 struct work_struct watchdog_task;
516 bool fc_autoneg;
517 u8 tx_timeout_factor;
518 struct timer_list blink_timer;
519 unsigned long led_status;
520
521
522 struct pci_dev *pdev;
523
524 spinlock_t stats64_lock;
525 struct rtnl_link_stats64 stats64;
526
527
528 struct e1000_hw hw;
529 struct e1000_hw_stats stats;
530 struct e1000_phy_info phy_info;
531
532 u32 test_icr;
533 struct igb_ring test_tx_ring;
534 struct igb_ring test_rx_ring;
535
536 int msg_enable;
537
538 struct igb_q_vector *q_vector[MAX_Q_VECTORS];
539 u32 eims_enable_mask;
540 u32 eims_other;
541
542
543 u16 tx_ring_count;
544 u16 rx_ring_count;
545 unsigned int vfs_allocated_count;
546 struct vf_data_storage *vf_data;
547 int vf_rate_link_speed;
548 u32 rss_queues;
549 u32 wvbr;
550 u32 *shadow_vfta;
551
552 struct ptp_clock *ptp_clock;
553 struct ptp_clock_info ptp_caps;
554 struct delayed_work ptp_overflow_work;
555 struct work_struct ptp_tx_work;
556 struct sk_buff *ptp_tx_skb;
557 struct hwtstamp_config tstamp_config;
558 unsigned long ptp_tx_start;
559 unsigned long last_rx_ptp_check;
560 unsigned long last_rx_timestamp;
561 unsigned int ptp_flags;
562 spinlock_t tmreg_lock;
563 struct cyclecounter cc;
564 struct timecounter tc;
565 u32 tx_hwtstamp_timeouts;
566 u32 rx_hwtstamp_cleared;
567 bool pps_sys_wrap_on;
568
569 struct ptp_pin_desc sdp_config[IGB_N_SDP];
570 struct {
571 struct timespec64 start;
572 struct timespec64 period;
573 } perout[IGB_N_PEROUT];
574
575 char fw_version[32];
576#ifdef CONFIG_IGB_HWMON
577 struct hwmon_buff *igb_hwmon_buff;
578 bool ets;
579#endif
580 struct i2c_algo_bit_data i2c_algo;
581 struct i2c_adapter i2c_adap;
582 struct i2c_client *i2c_client;
583 u32 rss_indir_tbl_init;
584 u8 rss_indir_tbl[IGB_RETA_SIZE];
585
586 unsigned long link_check_timeout;
587 int copper_tries;
588 struct e1000_info ei;
589 u16 eee_advert;
590
591
592 struct hlist_head nfc_filter_list;
593 unsigned int nfc_filter_count;
594
595 spinlock_t nfc_lock;
596 bool etype_bitmap[MAX_ETYPE_FILTER];
597
598 struct igb_mac_addr *mac_table;
599 struct vf_mac_filter vf_macs;
600 struct vf_mac_filter *vf_mac_list;
601};
602
603
604#define IGB_PTP_ENABLED BIT(0)
605#define IGB_PTP_OVERFLOW_CHECK BIT(1)
606
607#define IGB_FLAG_HAS_MSI BIT(0)
608#define IGB_FLAG_DCA_ENABLED BIT(1)
609#define IGB_FLAG_QUAD_PORT_A BIT(2)
610#define IGB_FLAG_QUEUE_PAIRS BIT(3)
611#define IGB_FLAG_DMAC BIT(4)
612#define IGB_FLAG_RSS_FIELD_IPV4_UDP BIT(6)
613#define IGB_FLAG_RSS_FIELD_IPV6_UDP BIT(7)
614#define IGB_FLAG_WOL_SUPPORTED BIT(8)
615#define IGB_FLAG_NEED_LINK_UPDATE BIT(9)
616#define IGB_FLAG_MEDIA_RESET BIT(10)
617#define IGB_FLAG_MAS_CAPABLE BIT(11)
618#define IGB_FLAG_MAS_ENABLE BIT(12)
619#define IGB_FLAG_HAS_MSIX BIT(13)
620#define IGB_FLAG_EEE BIT(14)
621#define IGB_FLAG_VLAN_PROMISC BIT(15)
622#define IGB_FLAG_RX_LEGACY BIT(16)
623
624
625#define IGB_MAS_ENABLE_0 0X0001
626#define IGB_MAS_ENABLE_1 0X0002
627#define IGB_MAS_ENABLE_2 0X0004
628#define IGB_MAS_ENABLE_3 0X0008
629
630
631#define IGB_MIN_TXPBSIZE 20408
632#define IGB_TX_BUF_4096 4096
633#define IGB_DMCTLX_DCFLUSH_DIS 0x80000000
634
635#define IGB_82576_TSYNC_SHIFT 19
636enum e1000_state_t {
637 __IGB_TESTING,
638 __IGB_RESETTING,
639 __IGB_DOWN,
640 __IGB_PTP_TX_IN_PROGRESS,
641};
642
643enum igb_boards {
644 board_82575,
645};
646
647extern char igb_driver_name[];
648extern char igb_driver_version[];
649
650int igb_open(struct net_device *netdev);
651int igb_close(struct net_device *netdev);
652int igb_up(struct igb_adapter *);
653void igb_down(struct igb_adapter *);
654void igb_reinit_locked(struct igb_adapter *);
655void igb_reset(struct igb_adapter *);
656int igb_reinit_queues(struct igb_adapter *);
657void igb_write_rss_indir_tbl(struct igb_adapter *);
658int igb_set_spd_dplx(struct igb_adapter *, u32, u8);
659int igb_setup_tx_resources(struct igb_ring *);
660int igb_setup_rx_resources(struct igb_ring *);
661void igb_free_tx_resources(struct igb_ring *);
662void igb_free_rx_resources(struct igb_ring *);
663void igb_configure_tx_ring(struct igb_adapter *, struct igb_ring *);
664void igb_configure_rx_ring(struct igb_adapter *, struct igb_ring *);
665void igb_setup_tctl(struct igb_adapter *);
666void igb_setup_rctl(struct igb_adapter *);
667netdev_tx_t igb_xmit_frame_ring(struct sk_buff *, struct igb_ring *);
668void igb_alloc_rx_buffers(struct igb_ring *, u16);
669void igb_update_stats(struct igb_adapter *, struct rtnl_link_stats64 *);
670bool igb_has_link(struct igb_adapter *adapter);
671void igb_set_ethtool_ops(struct net_device *);
672void igb_power_up_link(struct igb_adapter *);
673void igb_set_fw_version(struct igb_adapter *);
674void igb_ptp_init(struct igb_adapter *adapter);
675void igb_ptp_stop(struct igb_adapter *adapter);
676void igb_ptp_reset(struct igb_adapter *adapter);
677void igb_ptp_suspend(struct igb_adapter *adapter);
678void igb_ptp_rx_hang(struct igb_adapter *adapter);
679void igb_ptp_rx_rgtstamp(struct igb_q_vector *q_vector, struct sk_buff *skb);
680void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, void *va,
681 struct sk_buff *skb);
682int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr);
683int igb_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr);
684void igb_set_flag_queue_pairs(struct igb_adapter *, const u32);
685#ifdef CONFIG_IGB_HWMON
686void igb_sysfs_exit(struct igb_adapter *adapter);
687int igb_sysfs_init(struct igb_adapter *adapter);
688#endif
689static inline s32 igb_reset_phy(struct e1000_hw *hw)
690{
691 if (hw->phy.ops.reset)
692 return hw->phy.ops.reset(hw);
693
694 return 0;
695}
696
697static inline s32 igb_read_phy_reg(struct e1000_hw *hw, u32 offset, u16 *data)
698{
699 if (hw->phy.ops.read_reg)
700 return hw->phy.ops.read_reg(hw, offset, data);
701
702 return 0;
703}
704
705static inline s32 igb_write_phy_reg(struct e1000_hw *hw, u32 offset, u16 data)
706{
707 if (hw->phy.ops.write_reg)
708 return hw->phy.ops.write_reg(hw, offset, data);
709
710 return 0;
711}
712
713static inline s32 igb_get_phy_info(struct e1000_hw *hw)
714{
715 if (hw->phy.ops.get_phy_info)
716 return hw->phy.ops.get_phy_info(hw);
717
718 return 0;
719}
720
721static inline struct netdev_queue *txring_txq(const struct igb_ring *tx_ring)
722{
723 return netdev_get_tx_queue(tx_ring->netdev, tx_ring->queue_index);
724}
725
726int igb_add_filter(struct igb_adapter *adapter,
727 struct igb_nfc_filter *input);
728int igb_erase_filter(struct igb_adapter *adapter,
729 struct igb_nfc_filter *input);
730
731#endif
732