xref: /dpdk/drivers/net/e1000/e1000_ethdev.h (revision 7be78d02)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2010-2015 Intel Corporation
3  */
4 
5 #ifndef _E1000_ETHDEV_H_
6 #define _E1000_ETHDEV_H_
7 
8 #include <stdint.h>
9 #include <sys/queue.h>
10 
11 #include <rte_flow.h>
12 #include <rte_time.h>
13 #include <rte_pci.h>
14 
15 #define E1000_INTEL_VENDOR_ID 0x8086
16 
17 /* need update link, bit flag */
18 #define E1000_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0)
19 #define E1000_FLAG_MAILBOX          (uint32_t)(1 << 1)
20 
21 /*
22  * Defines that were not part of e1000_hw.h as they are not used by the FreeBSD
23  * driver.
24  */
25 #define E1000_ADVTXD_POPTS_TXSM     0x00000200 /* L4 Checksum offload request */
26 #define E1000_ADVTXD_POPTS_IXSM     0x00000100 /* IP Checksum offload request */
27 #define E1000_ADVTXD_TUCMD_L4T_RSV  0x00001800 /* L4 Packet TYPE of Reserved */
28 #define E1000_RXD_STAT_TMST         0x10000    /* Timestamped Packet indication */
29 #define E1000_RXD_ERR_CKSUM_BIT     29
30 #define E1000_RXD_ERR_CKSUM_MSK     3
31 #define E1000_ADVTXD_MACLEN_SHIFT   9          /* Bit shift for l2_len */
32 #define E1000_CTRL_EXT_EXTEND_VLAN  (1<<26)    /* EXTENDED VLAN */
33 #define IGB_VFTA_SIZE 128
34 
35 #define IGB_HKEY_MAX_INDEX             10
36 #define IGB_MAX_RX_QUEUE_NUM           8
37 #define IGB_MAX_RX_QUEUE_NUM_82576     16
38 
39 #define E1000_I219_MAX_RX_QUEUE_NUM		2
40 #define E1000_I219_MAX_TX_QUEUE_NUM		2
41 
42 #define E1000_SYN_FILTER_ENABLE        0x00000001 /* syn filter enable field */
43 #define E1000_SYN_FILTER_QUEUE         0x0000000E /* syn filter queue field */
44 #define E1000_SYN_FILTER_QUEUE_SHIFT   1          /* syn filter queue field */
45 #define E1000_RFCTL_SYNQFP             0x00080000 /* SYNQFP in RFCTL register */
46 
47 #define E1000_ETQF_ETHERTYPE           0x0000FFFF
48 #define E1000_ETQF_QUEUE               0x00070000
49 #define E1000_ETQF_QUEUE_SHIFT         16
50 #define E1000_MAX_ETQF_FILTERS         8
51 
52 #define E1000_IMIR_DSTPORT             0x0000FFFF
53 #define E1000_IMIR_PRIORITY            0xE0000000
54 #define E1000_MAX_TTQF_FILTERS         8
55 #define E1000_2TUPLE_MAX_PRI           7
56 
57 #define E1000_MAX_FLEX_FILTERS           8
58 #define E1000_MAX_FHFT                   4
59 #define E1000_MAX_FHFT_EXT               4
60 #define E1000_FHFT_SIZE_IN_DWD           64
61 #define E1000_MAX_FLEX_FILTER_PRI        7
62 #define E1000_MAX_FLEX_FILTER_LEN        128
63 #define E1000_MAX_FLEX_FILTER_DWDS \
64 	(E1000_MAX_FLEX_FILTER_LEN / sizeof(uint32_t))
65 #define E1000_FLEX_FILTERS_MASK_SIZE \
66 	(E1000_MAX_FLEX_FILTER_DWDS / 2)
67 #define E1000_FHFT_QUEUEING_LEN          0x0000007F
68 #define E1000_FHFT_QUEUEING_QUEUE        0x00000700
69 #define E1000_FHFT_QUEUEING_PRIO         0x00070000
70 #define E1000_FHFT_QUEUEING_OFFSET       0xFC
71 #define E1000_FHFT_QUEUEING_QUEUE_SHIFT  8
72 #define E1000_FHFT_QUEUEING_PRIO_SHIFT   16
73 #define E1000_WUFC_FLEX_HQ               0x00004000
74 
75 #define E1000_SPQF_SRCPORT               0x0000FFFF
76 
77 #define E1000_MAX_FTQF_FILTERS           8
78 #define E1000_FTQF_PROTOCOL_MASK         0x000000FF
79 #define E1000_FTQF_5TUPLE_MASK_SHIFT     28
80 #define E1000_FTQF_QUEUE_MASK            0x03ff0000
81 #define E1000_FTQF_QUEUE_SHIFT           16
82 #define E1000_FTQF_QUEUE_ENABLE          0x00000100
83 
84 #define IGB_RSS_OFFLOAD_ALL ( \
85 	RTE_ETH_RSS_IPV4 | \
86 	RTE_ETH_RSS_NONFRAG_IPV4_TCP | \
87 	RTE_ETH_RSS_NONFRAG_IPV4_UDP | \
88 	RTE_ETH_RSS_IPV6 | \
89 	RTE_ETH_RSS_NONFRAG_IPV6_TCP | \
90 	RTE_ETH_RSS_NONFRAG_IPV6_UDP | \
91 	RTE_ETH_RSS_IPV6_EX | \
92 	RTE_ETH_RSS_IPV6_TCP_EX | \
93 	RTE_ETH_RSS_IPV6_UDP_EX)
94 
95 /*
96  * The overhead from MTU to max frame size.
97  * Considering VLAN so a tag needs to be counted.
98  */
99 #define E1000_ETH_OVERHEAD (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + \
100 				VLAN_TAG_SIZE)
101 #define E1000_ETH_MAX_LEN (RTE_ETHER_MTU + E1000_ETH_OVERHEAD)
102 /*
103  * Maximum number of Ring Descriptors.
104  *
105  * Since RDLEN/TDLEN should be multiple of 128 bytes, the number of ring
106  * descriptors should meet the following condition:
107  * (num_ring_desc * sizeof(struct e1000_rx/tx_desc)) % 128 == 0
108  */
109 #define	E1000_MIN_RING_DESC	32
110 #define	E1000_MAX_RING_DESC	4096
111 
112 /*
113  * TDBA/RDBA should be aligned on 16 byte boundary. But TDLEN/RDLEN should be
114  * multiple of 128 bytes. So we align TDBA/RDBA on 128 byte boundary.
115  * This will also optimize cache line size effect.
116  * H/W supports up to cache line size 128.
117  */
118 #define	E1000_ALIGN	128
119 
120 #define	IGB_RXD_ALIGN	(E1000_ALIGN / sizeof(union e1000_adv_rx_desc))
121 #define	IGB_TXD_ALIGN	(E1000_ALIGN / sizeof(union e1000_adv_tx_desc))
122 
123 #define	EM_RXD_ALIGN	(E1000_ALIGN / sizeof(struct e1000_rx_desc))
124 #define	EM_TXD_ALIGN	(E1000_ALIGN / sizeof(struct e1000_data_desc))
125 
126 #define E1000_MISC_VEC_ID               RTE_INTR_VEC_ZERO_OFFSET
127 #define E1000_RX_VEC_START              RTE_INTR_VEC_RXTX_OFFSET
128 
129 #define IGB_TX_MAX_SEG     UINT8_MAX
130 #define IGB_TX_MAX_MTU_SEG UINT8_MAX
131 #define EM_TX_MAX_SEG      UINT8_MAX
132 #define EM_TX_MAX_MTU_SEG  UINT8_MAX
133 
134 #define MAC_TYPE_FILTER_SUP(type)    do {\
135 	if ((type) != e1000_82580 && (type) != e1000_i350 &&\
136 		(type) != e1000_82576 && (type) != e1000_i210 &&\
137 		(type) != e1000_i211)\
138 		return -ENOTSUP;\
139 } while (0)
140 
141 #define MAC_TYPE_FILTER_SUP_EXT(type)    do {\
142 	if ((type) != e1000_82580 && (type) != e1000_i350 &&\
143 		(type) != e1000_i210 && (type) != e1000_i211)\
144 		return -ENOTSUP; \
145 } while (0)
146 
147 /* structure for interrupt relative data */
148 struct e1000_interrupt {
149 	uint32_t flags;
150 	uint32_t mask;
151 };
152 
153 /* local vfta copy */
154 struct e1000_vfta {
155 	uint32_t vfta[IGB_VFTA_SIZE];
156 };
157 
158 /*
159  * VF data which used by PF host only
160  */
161 #define E1000_MAX_VF_MC_ENTRIES         30
162 struct e1000_vf_info {
163 	uint8_t vf_mac_addresses[RTE_ETHER_ADDR_LEN];
164 	uint16_t vf_mc_hashes[E1000_MAX_VF_MC_ENTRIES];
165 	uint16_t num_vf_mc_hashes;
166 	uint16_t default_vf_vlan_id;
167 	uint16_t vlans_enabled;
168 	uint16_t pf_qos;
169 	uint16_t vlan_count;
170 	uint16_t tx_rate;
171 };
172 
173 TAILQ_HEAD(e1000_flex_filter_list, e1000_flex_filter);
174 
175 struct e1000_flex_filter_info {
176 	uint16_t len;
177 	uint32_t dwords[E1000_MAX_FLEX_FILTER_DWDS]; /* flex bytes in dword. */
178 	/* if mask bit is 1b, do not compare corresponding byte in dwords. */
179 	uint8_t mask[E1000_FLEX_FILTERS_MASK_SIZE];
180 	uint8_t priority;
181 };
182 
183 /* Flex filter structure */
184 struct e1000_flex_filter {
185 	TAILQ_ENTRY(e1000_flex_filter) entries;
186 	uint16_t index; /* index of flex filter */
187 	struct e1000_flex_filter_info filter_info;
188 	uint16_t queue; /* rx queue assigned to */
189 };
190 
191 TAILQ_HEAD(e1000_5tuple_filter_list, e1000_5tuple_filter);
192 TAILQ_HEAD(e1000_2tuple_filter_list, e1000_2tuple_filter);
193 
194 struct e1000_5tuple_filter_info {
195 	uint32_t dst_ip;
196 	uint32_t src_ip;
197 	uint16_t dst_port;
198 	uint16_t src_port;
199 	uint8_t proto;           /* l4 protocol. */
200 	/* the packet matched above 5tuple and contain any set bit will hit this filter. */
201 	uint8_t tcp_flags;
202 	uint8_t priority;        /* seven levels (001b-111b), 111b is highest,
203 				      used when more than one filter matches. */
204 	uint8_t dst_ip_mask:1,   /* if mask is 1b, do not compare dst ip. */
205 		src_ip_mask:1,   /* if mask is 1b, do not compare src ip. */
206 		dst_port_mask:1, /* if mask is 1b, do not compare dst port. */
207 		src_port_mask:1, /* if mask is 1b, do not compare src port. */
208 		proto_mask:1;    /* if mask is 1b, do not compare protocol. */
209 };
210 
211 struct e1000_2tuple_filter_info {
212 	uint16_t dst_port;
213 	uint8_t proto;           /* l4 protocol. */
214 	/* the packet matched above 2tuple and contain any set bit will hit this filter. */
215 	uint8_t tcp_flags;
216 	uint8_t priority;        /* seven levels (001b-111b), 111b is highest,
217 				      used when more than one filter matches. */
218 	uint8_t dst_ip_mask:1,   /* if mask is 1b, do not compare dst ip. */
219 		src_ip_mask:1,   /* if mask is 1b, do not compare src ip. */
220 		dst_port_mask:1, /* if mask is 1b, do not compare dst port. */
221 		src_port_mask:1, /* if mask is 1b, do not compare src port. */
222 		proto_mask:1;    /* if mask is 1b, do not compare protocol. */
223 };
224 
225 /* 5tuple filter structure */
226 struct e1000_5tuple_filter {
227 	TAILQ_ENTRY(e1000_5tuple_filter) entries;
228 	uint16_t index;       /* the index of 5tuple filter */
229 	struct e1000_5tuple_filter_info filter_info;
230 	uint16_t queue;       /* rx queue assigned to */
231 };
232 
233 /* 2tuple filter structure */
234 struct e1000_2tuple_filter {
235 	TAILQ_ENTRY(e1000_2tuple_filter) entries;
236 	uint16_t index;         /* the index of 2tuple filter */
237 	struct e1000_2tuple_filter_info filter_info;
238 	uint16_t queue;       /* rx queue assigned to */
239 };
240 
241 /* ethertype filter structure */
242 struct igb_ethertype_filter {
243 	uint16_t ethertype;
244 	uint32_t etqf;
245 };
246 
247 struct igb_rte_flow_rss_conf {
248 	struct rte_flow_action_rss conf; /**< RSS parameters. */
249 	uint8_t key[IGB_HKEY_MAX_INDEX * sizeof(uint32_t)]; /* Hash key. */
250 	/* Queues indices to use. */
251 	uint16_t queue[IGB_MAX_RX_QUEUE_NUM_82576];
252 };
253 
254 /*
255  * Structure to store filters' info.
256  */
257 struct e1000_filter_info {
258 	uint8_t ethertype_mask; /* Bit mask for every used ethertype filter */
259 	/* store used ethertype filters*/
260 	struct igb_ethertype_filter ethertype_filters[E1000_MAX_ETQF_FILTERS];
261 	uint8_t flex_mask;	/* Bit mask for every used flex filter */
262 	struct e1000_flex_filter_list flex_list;
263 	/* Bit mask for every used 5tuple filter */
264 	uint8_t fivetuple_mask;
265 	struct e1000_5tuple_filter_list fivetuple_list;
266 	/* Bit mask for every used 2tuple filter */
267 	uint8_t twotuple_mask;
268 	struct e1000_2tuple_filter_list twotuple_list;
269 	/* store the SYN filter info */
270 	uint32_t syn_info;
271 	/* store the rss filter info */
272 	struct igb_rte_flow_rss_conf rss_info;
273 };
274 
275 /*
276  * Structure to store private data for each driver instance (for each port).
277  */
278 struct e1000_adapter {
279 	struct e1000_hw         hw;
280 	struct e1000_hw_stats   stats;
281 	struct e1000_interrupt  intr;
282 	struct e1000_vfta       shadow_vfta;
283 	struct e1000_vf_info    *vfdata;
284 	struct e1000_filter_info filter;
285 	bool stopped;
286 	struct rte_timecounter  systime_tc;
287 	struct rte_timecounter  rx_tstamp_tc;
288 	struct rte_timecounter  tx_tstamp_tc;
289 };
290 
291 #define E1000_DEV_PRIVATE(adapter) \
292 	((struct e1000_adapter *)adapter)
293 
294 #define E1000_DEV_PRIVATE_TO_HW(adapter) \
295 	(&((struct e1000_adapter *)adapter)->hw)
296 
297 #define E1000_DEV_PRIVATE_TO_STATS(adapter) \
298 	(&((struct e1000_adapter *)adapter)->stats)
299 
300 #define E1000_DEV_PRIVATE_TO_INTR(adapter) \
301 	(&((struct e1000_adapter *)adapter)->intr)
302 
303 #define E1000_DEV_PRIVATE_TO_VFTA(adapter) \
304 	(&((struct e1000_adapter *)adapter)->shadow_vfta)
305 
306 #define E1000_DEV_PRIVATE_TO_P_VFDATA(adapter) \
307         (&((struct e1000_adapter *)adapter)->vfdata)
308 
309 #define E1000_DEV_PRIVATE_TO_FILTER_INFO(adapter) \
310 	(&((struct e1000_adapter *)adapter)->filter)
311 
312 struct rte_flow {
313 	enum rte_filter_type filter_type;
314 	void *rule;
315 };
316 
317 /* ntuple filter list structure */
318 struct igb_ntuple_filter_ele {
319 	TAILQ_ENTRY(igb_ntuple_filter_ele) entries;
320 	struct rte_eth_ntuple_filter filter_info;
321 };
322 
323 /* ethertype filter list structure */
324 struct igb_ethertype_filter_ele {
325 	TAILQ_ENTRY(igb_ethertype_filter_ele) entries;
326 	struct rte_eth_ethertype_filter filter_info;
327 };
328 
329 /* syn filter list structure */
330 struct igb_eth_syn_filter_ele {
331 	TAILQ_ENTRY(igb_eth_syn_filter_ele) entries;
332 	struct rte_eth_syn_filter filter_info;
333 };
334 
335 #define IGB_FLEX_FILTER_MAXLEN	128	/**< bytes to use in flex filter. */
336 #define IGB_FLEX_FILTER_MASK_SIZE	\
337 	(RTE_ALIGN(IGB_FLEX_FILTER_MAXLEN, CHAR_BIT) / CHAR_BIT)
338 					/**< mask bytes in flex filter. */
339 
340 /**
341  * A structure used to define the flex filter entry
342  * to support RTE_ETH_FILTER_FLEXIBLE data representation.
343  */
344 struct igb_flex_filter {
345 	uint16_t len;
346 	uint8_t bytes[IGB_FLEX_FILTER_MAXLEN]; /**< flex bytes in big endian. */
347 	uint8_t mask[IGB_FLEX_FILTER_MASK_SIZE];
348 		/**< if mask bit is 1b, do not compare corresponding byte. */
349 	uint8_t priority;
350 	uint16_t queue;       /**< Queue assigned to when match. */
351 };
352 
353 /* flex filter list structure */
354 struct igb_flex_filter_ele {
355 	TAILQ_ENTRY(igb_flex_filter_ele) entries;
356 	struct igb_flex_filter filter_info;
357 };
358 
359 /* rss filter  list structure */
360 struct igb_rss_conf_ele {
361 	TAILQ_ENTRY(igb_rss_conf_ele) entries;
362 	struct igb_rte_flow_rss_conf filter_info;
363 };
364 
365 /* igb_flow memory list structure */
366 struct igb_flow_mem {
367 	TAILQ_ENTRY(igb_flow_mem) entries;
368 	struct rte_flow *flow;
369 	struct rte_eth_dev *dev;
370 };
371 
372 TAILQ_HEAD(igb_ntuple_filter_list, igb_ntuple_filter_ele);
373 extern struct igb_ntuple_filter_list igb_filter_ntuple_list;
374 TAILQ_HEAD(igb_ethertype_filter_list, igb_ethertype_filter_ele);
375 extern struct igb_ethertype_filter_list igb_filter_ethertype_list;
376 TAILQ_HEAD(igb_syn_filter_list, igb_eth_syn_filter_ele);
377 extern struct igb_syn_filter_list igb_filter_syn_list;
378 TAILQ_HEAD(igb_flex_filter_list, igb_flex_filter_ele);
379 extern struct igb_flex_filter_list igb_filter_flex_list;
380 TAILQ_HEAD(igb_rss_filter_list, igb_rss_conf_ele);
381 extern struct igb_rss_filter_list igb_filter_rss_list;
382 TAILQ_HEAD(igb_flow_mem_list, igb_flow_mem);
383 extern struct igb_flow_mem_list igb_flow_list;
384 
385 extern const struct rte_flow_ops igb_flow_ops;
386 
387 /*
388  * RX/TX IGB function prototypes
389  */
390 void eth_igb_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid);
391 void eth_igb_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid);
392 void igb_dev_clear_queues(struct rte_eth_dev *dev);
393 void igb_dev_free_queues(struct rte_eth_dev *dev);
394 
395 uint64_t igb_get_rx_port_offloads_capa(struct rte_eth_dev *dev);
396 uint64_t igb_get_rx_queue_offloads_capa(struct rte_eth_dev *dev);
397 
398 int eth_igb_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
399 		uint16_t nb_rx_desc, unsigned int socket_id,
400 		const struct rte_eth_rxconf *rx_conf,
401 		struct rte_mempool *mb_pool);
402 
403 uint32_t eth_igb_rx_queue_count(void *rx_queue);
404 
405 int eth_igb_rx_descriptor_status(void *rx_queue, uint16_t offset);
406 int eth_igb_tx_descriptor_status(void *tx_queue, uint16_t offset);
407 
408 uint64_t igb_get_tx_port_offloads_capa(struct rte_eth_dev *dev);
409 uint64_t igb_get_tx_queue_offloads_capa(struct rte_eth_dev *dev);
410 
411 int eth_igb_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
412 		uint16_t nb_tx_desc, unsigned int socket_id,
413 		const struct rte_eth_txconf *tx_conf);
414 
415 int eth_igb_tx_done_cleanup(void *txq, uint32_t free_cnt);
416 
417 int eth_igb_rx_init(struct rte_eth_dev *dev);
418 
419 void eth_igb_tx_init(struct rte_eth_dev *dev);
420 
421 uint16_t eth_igb_xmit_pkts(void *txq, struct rte_mbuf **tx_pkts,
422 		uint16_t nb_pkts);
423 
424 uint16_t eth_igb_prep_pkts(void *txq, struct rte_mbuf **tx_pkts,
425 		uint16_t nb_pkts);
426 
427 uint16_t eth_igb_recv_pkts(void *rxq, struct rte_mbuf **rx_pkts,
428 		uint16_t nb_pkts);
429 
430 uint16_t eth_igb_recv_scattered_pkts(void *rxq,
431 		struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
432 
433 int eth_igb_rss_hash_update(struct rte_eth_dev *dev,
434 			    struct rte_eth_rss_conf *rss_conf);
435 
436 int eth_igb_rss_hash_conf_get(struct rte_eth_dev *dev,
437 			      struct rte_eth_rss_conf *rss_conf);
438 
439 int eth_igbvf_rx_init(struct rte_eth_dev *dev);
440 
441 void eth_igbvf_tx_init(struct rte_eth_dev *dev);
442 
443 /*
444  * misc function prototypes
445  */
446 void igb_pf_host_init(struct rte_eth_dev *eth_dev);
447 
448 void igb_pf_mbx_process(struct rte_eth_dev *eth_dev);
449 
450 int igb_pf_host_configure(struct rte_eth_dev *eth_dev);
451 
452 void igb_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
453 	struct rte_eth_rxq_info *qinfo);
454 
455 void igb_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
456 	struct rte_eth_txq_info *qinfo);
457 
458 uint32_t em_get_max_pktlen(struct rte_eth_dev *dev);
459 
460 /*
461  * RX/TX EM function prototypes
462  */
463 void eth_em_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid);
464 void eth_em_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid);
465 
466 void em_dev_clear_queues(struct rte_eth_dev *dev);
467 void em_dev_free_queues(struct rte_eth_dev *dev);
468 
469 uint64_t em_get_rx_port_offloads_capa(void);
470 uint64_t em_get_rx_queue_offloads_capa(void);
471 
472 int eth_em_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
473 		uint16_t nb_rx_desc, unsigned int socket_id,
474 		const struct rte_eth_rxconf *rx_conf,
475 		struct rte_mempool *mb_pool);
476 
477 uint32_t eth_em_rx_queue_count(void *rx_queue);
478 
479 int eth_em_rx_descriptor_status(void *rx_queue, uint16_t offset);
480 int eth_em_tx_descriptor_status(void *tx_queue, uint16_t offset);
481 
482 uint64_t em_get_tx_port_offloads_capa(struct rte_eth_dev *dev);
483 uint64_t em_get_tx_queue_offloads_capa(struct rte_eth_dev *dev);
484 
485 int eth_em_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
486 		uint16_t nb_tx_desc, unsigned int socket_id,
487 		const struct rte_eth_txconf *tx_conf);
488 
489 int eth_em_rx_init(struct rte_eth_dev *dev);
490 
491 void eth_em_tx_init(struct rte_eth_dev *dev);
492 
493 uint16_t eth_em_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
494 		uint16_t nb_pkts);
495 
496 uint16_t eth_em_prep_pkts(void *txq, struct rte_mbuf **tx_pkts,
497 		uint16_t nb_pkts);
498 
499 uint16_t eth_em_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
500 		uint16_t nb_pkts);
501 
502 uint16_t eth_em_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
503 		uint16_t nb_pkts);
504 
505 void em_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
506 	struct rte_eth_rxq_info *qinfo);
507 
508 void em_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
509 	struct rte_eth_txq_info *qinfo);
510 
511 void igb_pf_host_uninit(struct rte_eth_dev *dev);
512 
513 void igb_filterlist_flush(struct rte_eth_dev *dev);
514 int igb_delete_5tuple_filter_82576(struct rte_eth_dev *dev,
515 		struct e1000_5tuple_filter *filter);
516 int igb_delete_2tuple_filter(struct rte_eth_dev *dev,
517 		struct e1000_2tuple_filter *filter);
518 void igb_remove_flex_filter(struct rte_eth_dev *dev,
519 			struct e1000_flex_filter *filter);
520 int igb_ethertype_filter_remove(struct e1000_filter_info *filter_info,
521 	uint8_t idx);
522 int igb_add_del_ntuple_filter(struct rte_eth_dev *dev,
523 		struct rte_eth_ntuple_filter *ntuple_filter, bool add);
524 int igb_add_del_ethertype_filter(struct rte_eth_dev *dev,
525 			struct rte_eth_ethertype_filter *filter,
526 			bool add);
527 int eth_igb_syn_filter_set(struct rte_eth_dev *dev,
528 			struct rte_eth_syn_filter *filter,
529 			bool add);
530 int eth_igb_add_del_flex_filter(struct rte_eth_dev *dev,
531 			struct igb_flex_filter *filter,
532 			bool add);
533 int igb_rss_conf_init(struct rte_eth_dev *dev,
534 		      struct igb_rte_flow_rss_conf *out,
535 		      const struct rte_flow_action_rss *in);
536 int igb_action_rss_same(const struct rte_flow_action_rss *comp,
537 			const struct rte_flow_action_rss *with);
538 int igb_config_rss_filter(struct rte_eth_dev *dev,
539 			struct igb_rte_flow_rss_conf *conf,
540 			bool add);
541 void em_flush_desc_rings(struct rte_eth_dev *dev);
542 
543 #endif /* _E1000_ETHDEV_H_ */
544