xref: /dpdk/drivers/net/mlx5/mlx5.h (revision f5057be340e44f3edc0fe90fa875eb89a4c49b4f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2015 6WIND S.A.
3  * Copyright 2015 Mellanox Technologies, Ltd
4  */
5 
6 #ifndef RTE_PMD_MLX5_H_
7 #define RTE_PMD_MLX5_H_
8 
9 #include <stddef.h>
10 #include <stdbool.h>
11 #include <stdint.h>
12 #include <limits.h>
13 #include <netinet/in.h>
14 #include <sys/queue.h>
15 
16 #include <rte_pci.h>
17 #include <rte_ether.h>
18 #include <rte_ethdev_driver.h>
19 #include <rte_rwlock.h>
20 #include <rte_interrupts.h>
21 #include <rte_errno.h>
22 #include <rte_flow.h>
23 
24 #include <mlx5_glue.h>
25 #include <mlx5_devx_cmds.h>
26 #include <mlx5_prm.h>
27 #include <mlx5_common_mp.h>
28 #include <mlx5_common_mr.h>
29 
30 #include "mlx5_defs.h"
31 #include "mlx5_utils.h"
32 #include "mlx5_os.h"
33 #include "mlx5_autoconf.h"
34 
35 enum mlx5_ipool_index {
36 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
37 	MLX5_IPOOL_DECAP_ENCAP = 0, /* Pool for encap/decap resource. */
38 	MLX5_IPOOL_PUSH_VLAN, /* Pool for push vlan resource. */
39 	MLX5_IPOOL_TAG, /* Pool for tag resource. */
40 	MLX5_IPOOL_PORT_ID, /* Pool for port id resource. */
41 	MLX5_IPOOL_JUMP, /* Pool for jump resource. */
42 #endif
43 	MLX5_IPOOL_MTR, /* Pool for meter resource. */
44 	MLX5_IPOOL_MCP, /* Pool for metadata resource. */
45 	MLX5_IPOOL_HRXQ, /* Pool for hrxq resource. */
46 	MLX5_IPOOL_MLX5_FLOW, /* Pool for mlx5 flow handle. */
47 	MLX5_IPOOL_RTE_FLOW, /* Pool for rte_flow. */
48 	MLX5_IPOOL_MAX,
49 };
50 
51 /*
52  * There are three reclaim memory mode supported.
53  * 0(none) means no memory reclaim.
54  * 1(light) means only PMD level reclaim.
55  * 2(aggressive) means both PMD and rdma-core level reclaim.
56  */
57 enum mlx5_reclaim_mem_mode {
58 	MLX5_RCM_NONE, /* Don't reclaim memory. */
59 	MLX5_RCM_LIGHT, /* Reclaim PMD level. */
60 	MLX5_RCM_AGGR, /* Reclaim PMD and rdma-core level. */
61 };
62 
63 /* Device attributes used in mlx5 PMD */
64 struct mlx5_dev_attr {
65 	uint64_t	device_cap_flags_ex;
66 	int		max_qp_wr;
67 	int		max_sge;
68 	int		max_cq;
69 	int		max_qp;
70 	uint32_t	raw_packet_caps;
71 	uint32_t	max_rwq_indirection_table_size;
72 	uint32_t	max_tso;
73 	uint32_t	tso_supported_qpts;
74 	uint64_t	flags;
75 	uint64_t	comp_mask;
76 	uint32_t	sw_parsing_offloads;
77 	uint32_t	min_single_stride_log_num_of_bytes;
78 	uint32_t	max_single_stride_log_num_of_bytes;
79 	uint32_t	min_single_wqe_log_num_of_strides;
80 	uint32_t	max_single_wqe_log_num_of_strides;
81 	uint32_t	stride_supported_qpts;
82 	uint32_t	tunnel_offloads_caps;
83 	char		fw_ver[64];
84 };
85 
86 /** Data associated with devices to spawn. */
87 struct mlx5_dev_spawn_data {
88 	uint32_t ifindex; /**< Network interface index. */
89 	uint32_t max_port; /**< Device maximal port index. */
90 	uint32_t phys_port; /**< Device physical port index. */
91 	int pf_bond; /**< bonding device PF index. < 0 - no bonding */
92 	struct mlx5_switch_info info; /**< Switch information. */
93 	void *phys_dev; /**< Associated physical device. */
94 	struct rte_eth_dev *eth_dev; /**< Associated Ethernet device. */
95 	struct rte_pci_device *pci_dev; /**< Backend PCI device. */
96 };
97 
98 /** Key string for IPC. */
99 #define MLX5_MP_NAME "net_mlx5_mp"
100 
101 
102 LIST_HEAD(mlx5_dev_list, mlx5_dev_ctx_shared);
103 
104 /* Shared data between primary and secondary processes. */
105 struct mlx5_shared_data {
106 	rte_spinlock_t lock;
107 	/* Global spinlock for primary and secondary processes. */
108 	int init_done; /* Whether primary has done initialization. */
109 	unsigned int secondary_cnt; /* Number of secondary processes init'd. */
110 	struct mlx5_dev_list mem_event_cb_list;
111 	rte_rwlock_t mem_event_rwlock;
112 };
113 
114 /* Per-process data structure, not visible to other processes. */
115 struct mlx5_local_data {
116 	int init_done; /* Whether a secondary has done initialization. */
117 };
118 
119 extern struct mlx5_shared_data *mlx5_shared_data;
120 
121 /* Dev ops structs */
122 extern const struct eth_dev_ops mlx5_os_dev_ops;
123 extern const struct eth_dev_ops mlx5_os_dev_sec_ops;
124 extern const struct eth_dev_ops mlx5_os_dev_ops_isolate;
125 
126 struct mlx5_counter_ctrl {
127 	/* Name of the counter. */
128 	char dpdk_name[RTE_ETH_XSTATS_NAME_SIZE];
129 	/* Name of the counter on the device table. */
130 	char ctr_name[RTE_ETH_XSTATS_NAME_SIZE];
131 	uint32_t dev:1; /**< Nonzero for dev counters. */
132 };
133 
134 struct mlx5_xstats_ctrl {
135 	/* Number of device stats. */
136 	uint16_t stats_n;
137 	/* Number of device stats identified by PMD. */
138 	uint16_t  mlx5_stats_n;
139 	/* Index in the device counters table. */
140 	uint16_t dev_table_idx[MLX5_MAX_XSTATS];
141 	uint64_t base[MLX5_MAX_XSTATS];
142 	uint64_t xstats[MLX5_MAX_XSTATS];
143 	uint64_t hw_stats[MLX5_MAX_XSTATS];
144 	struct mlx5_counter_ctrl info[MLX5_MAX_XSTATS];
145 };
146 
147 struct mlx5_stats_ctrl {
148 	/* Base for imissed counter. */
149 	uint64_t imissed_base;
150 	uint64_t imissed;
151 };
152 
153 /* Default PMD specific parameter value. */
154 #define MLX5_ARG_UNSET (-1)
155 
156 #define MLX5_LRO_SUPPORTED(dev) \
157 	(((struct mlx5_priv *)((dev)->data->dev_private))->config.lro.supported)
158 
159 /* Maximal size of coalesced segment for LRO is set in chunks of 256 Bytes. */
160 #define MLX5_LRO_SEG_CHUNK_SIZE	256u
161 
162 /* Maximal size of aggregated LRO packet. */
163 #define MLX5_MAX_LRO_SIZE (UINT8_MAX * MLX5_LRO_SEG_CHUNK_SIZE)
164 
165 /* LRO configurations structure. */
166 struct mlx5_lro_config {
167 	uint32_t supported:1; /* Whether LRO is supported. */
168 	uint32_t timeout; /* User configuration. */
169 };
170 
171 /*
172  * Device configuration structure.
173  *
174  * Merged configuration from:
175  *
176  *  - Device capabilities,
177  *  - User device parameters disabled features.
178  */
179 struct mlx5_dev_config {
180 	unsigned int hw_csum:1; /* Checksum offload is supported. */
181 	unsigned int hw_vlan_strip:1; /* VLAN stripping is supported. */
182 	unsigned int hw_vlan_insert:1; /* VLAN insertion in WQE is supported. */
183 	unsigned int hw_fcs_strip:1; /* FCS stripping is supported. */
184 	unsigned int hw_padding:1; /* End alignment padding is supported. */
185 	unsigned int vf:1; /* This is a VF. */
186 	unsigned int tunnel_en:1;
187 	/* Whether tunnel stateless offloads are supported. */
188 	unsigned int mpls_en:1; /* MPLS over GRE/UDP is enabled. */
189 	unsigned int cqe_comp:1; /* CQE compression is enabled. */
190 	unsigned int cqe_pad:1; /* CQE padding is enabled. */
191 	unsigned int tso:1; /* Whether TSO is supported. */
192 	unsigned int rx_vec_en:1; /* Rx vector is enabled. */
193 	unsigned int mr_ext_memseg_en:1;
194 	/* Whether memseg should be extended for MR creation. */
195 	unsigned int l3_vxlan_en:1; /* Enable L3 VXLAN flow creation. */
196 	unsigned int vf_nl_en:1; /* Enable Netlink requests in VF mode. */
197 	unsigned int dv_esw_en:1; /* Enable E-Switch DV flow. */
198 	unsigned int dv_flow_en:1; /* Enable DV flow. */
199 	unsigned int dv_xmeta_en:2; /* Enable extensive flow metadata. */
200 	unsigned int lacp_by_user:1;
201 	/* Enable user to manage LACP traffic. */
202 	unsigned int swp:1; /* Tx generic tunnel checksum and TSO offload. */
203 	unsigned int devx:1; /* Whether devx interface is available or not. */
204 	unsigned int dest_tir:1; /* Whether advanced DR API is available. */
205 	unsigned int reclaim_mode:2; /* Memory reclaim mode. */
206 	unsigned int rt_timestamp:1; /* realtime timestamp format. */
207 	unsigned int sys_mem_en:1; /* The default memory allocator. */
208 	unsigned int decap_en:1; /* Whether decap will be used or not. */
209 	struct {
210 		unsigned int enabled:1; /* Whether MPRQ is enabled. */
211 		unsigned int stride_num_n; /* Number of strides. */
212 		unsigned int stride_size_n; /* Size of a stride. */
213 		unsigned int min_stride_size_n; /* Min size of a stride. */
214 		unsigned int max_stride_size_n; /* Max size of a stride. */
215 		unsigned int max_memcpy_len;
216 		/* Maximum packet size to memcpy Rx packets. */
217 		unsigned int min_rxqs_num;
218 		/* Rx queue count threshold to enable MPRQ. */
219 	} mprq; /* Configurations for Multi-Packet RQ. */
220 	int mps; /* Multi-packet send supported mode. */
221 	int dbnc; /* Skip doorbell register write barrier. */
222 	unsigned int flow_prio; /* Number of flow priorities. */
223 	enum modify_reg flow_mreg_c[MLX5_MREG_C_NUM];
224 	/* Availibility of mreg_c's. */
225 	unsigned int tso_max_payload_sz; /* Maximum TCP payload for TSO. */
226 	unsigned int ind_table_max_size; /* Maximum indirection table size. */
227 	unsigned int max_dump_files_num; /* Maximum dump files per queue. */
228 	unsigned int log_hp_size; /* Single hairpin queue data size in total. */
229 	int txqs_inline; /* Queue number threshold for inlining. */
230 	int txq_inline_min; /* Minimal amount of data bytes to inline. */
231 	int txq_inline_max; /* Max packet size for inlining with SEND. */
232 	int txq_inline_mpw; /* Max packet size for inlining with eMPW. */
233 	int tx_pp; /* Timestamp scheduling granularity in nanoseconds. */
234 	int tx_skew; /* Tx scheduling skew between WQE and data on wire. */
235 	struct mlx5_hca_attr hca_attr; /* HCA attributes. */
236 	struct mlx5_lro_config lro; /* LRO configuration. */
237 };
238 
239 
240 /**
241  * Type of object being allocated.
242  */
243 enum mlx5_verbs_alloc_type {
244 	MLX5_VERBS_ALLOC_TYPE_NONE,
245 	MLX5_VERBS_ALLOC_TYPE_TX_QUEUE,
246 	MLX5_VERBS_ALLOC_TYPE_RX_QUEUE,
247 };
248 
249 /* Structure for VF VLAN workaround. */
250 struct mlx5_vf_vlan {
251 	uint32_t tag:12;
252 	uint32_t created:1;
253 };
254 
255 /**
256  * Verbs allocator needs a context to know in the callback which kind of
257  * resources it is allocating.
258  */
259 struct mlx5_verbs_alloc_ctx {
260 	enum mlx5_verbs_alloc_type type; /* Kind of object being allocated. */
261 	const void *obj; /* Pointer to the DPDK object. */
262 };
263 
264 /* Flow drop context necessary due to Verbs API. */
265 struct mlx5_drop {
266 	struct mlx5_hrxq *hrxq; /* Hash Rx queue queue. */
267 	struct mlx5_rxq_obj *rxq; /* Rx queue object. */
268 };
269 
270 #define MLX5_COUNTERS_PER_POOL 512
271 #define MLX5_MAX_PENDING_QUERIES 4
272 #define MLX5_CNT_CONTAINER_RESIZE 64
273 #define MLX5_CNT_AGE_OFFSET 0x80000000
274 #define CNT_SIZE (sizeof(struct mlx5_flow_counter))
275 #define CNTEXT_SIZE (sizeof(struct mlx5_flow_counter_ext))
276 #define AGE_SIZE (sizeof(struct mlx5_age_param))
277 #define MLX5_AGING_TIME_DELAY	7
278 #define CNT_POOL_TYPE_EXT	(1 << 0)
279 #define CNT_POOL_TYPE_AGE	(1 << 1)
280 #define IS_EXT_POOL(pool) (((pool)->type) & CNT_POOL_TYPE_EXT)
281 #define IS_AGE_POOL(pool) (((pool)->type) & CNT_POOL_TYPE_AGE)
282 #define MLX_CNT_IS_AGE(counter) ((counter) & MLX5_CNT_AGE_OFFSET ? 1 : 0)
283 #define MLX5_CNT_LEN(pool) \
284 	(CNT_SIZE + \
285 	(IS_AGE_POOL(pool) ? AGE_SIZE : 0) + \
286 	(IS_EXT_POOL(pool) ? CNTEXT_SIZE : 0))
287 #define MLX5_POOL_GET_CNT(pool, index) \
288 	((struct mlx5_flow_counter *) \
289 	((uint8_t *)((pool) + 1) + (index) * (MLX5_CNT_LEN(pool))))
290 #define MLX5_CNT_ARRAY_IDX(pool, cnt) \
291 	((int)(((uint8_t *)(cnt) - (uint8_t *)((pool) + 1)) / \
292 	MLX5_CNT_LEN(pool)))
293 /*
294  * The pool index and offset of counter in the pool array makes up the
295  * counter index. In case the counter is from pool 0 and offset 0, it
296  * should plus 1 to avoid index 0, since 0 means invalid counter index
297  * currently.
298  */
299 #define MLX5_MAKE_CNT_IDX(pi, offset) \
300 	((pi) * MLX5_COUNTERS_PER_POOL + (offset) + 1)
301 #define MLX5_CNT_TO_CNT_EXT(pool, cnt) \
302 	((struct mlx5_flow_counter_ext *)\
303 	((uint8_t *)((cnt) + 1) + \
304 	(IS_AGE_POOL(pool) ? AGE_SIZE : 0)))
305 #define MLX5_GET_POOL_CNT_EXT(pool, offset) \
306 	MLX5_CNT_TO_CNT_EXT(pool, MLX5_POOL_GET_CNT((pool), (offset)))
307 #define MLX5_CNT_TO_AGE(cnt) \
308 	((struct mlx5_age_param *)((cnt) + 1))
309 /*
310  * The maximum single counter is 0x800000 as MLX5_CNT_BATCH_OFFSET
311  * defines. The pool size is 512, pool index should never reach
312  * INT16_MAX.
313  */
314 #define POOL_IDX_INVALID UINT16_MAX
315 
316 struct mlx5_flow_counter_pool;
317 
318 /*age status*/
319 enum {
320 	AGE_FREE, /* Initialized state. */
321 	AGE_CANDIDATE, /* Counter assigned to flows. */
322 	AGE_TMOUT, /* Timeout, wait for rte_flow_get_aged_flows and destroy. */
323 };
324 
325 #define MLX5_CNT_CONTAINER(sh, batch, age) (&(sh)->cmng.ccont \
326 					    [(batch) * 2 + (age)])
327 
328 enum {
329 	MLX5_CCONT_TYPE_SINGLE,
330 	MLX5_CCONT_TYPE_SINGLE_FOR_AGE,
331 	MLX5_CCONT_TYPE_BATCH,
332 	MLX5_CCONT_TYPE_BATCH_FOR_AGE,
333 	MLX5_CCONT_TYPE_MAX,
334 };
335 
336 /* Counter age parameter. */
337 struct mlx5_age_param {
338 	rte_atomic16_t state; /**< Age state. */
339 	uint16_t port_id; /**< Port id of the counter. */
340 	uint32_t timeout:15; /**< Age timeout in unit of 0.1sec. */
341 	uint32_t expire:16; /**< Expire time(0.1sec) in the future. */
342 	void *context; /**< Flow counter age context. */
343 };
344 
345 struct flow_counter_stats {
346 	uint64_t hits;
347 	uint64_t bytes;
348 };
349 
350 struct mlx5_flow_counter_pool;
351 /* Generic counters information. */
352 struct mlx5_flow_counter {
353 	TAILQ_ENTRY(mlx5_flow_counter) next;
354 	/**< Pointer to the next flow counter structure. */
355 	union {
356 		uint64_t hits; /**< Reset value of hits packets. */
357 		struct mlx5_flow_counter_pool *pool; /**< Counter pool. */
358 	};
359 	uint64_t bytes; /**< Reset value of bytes. */
360 	void *action; /**< Pointer to the dv action. */
361 };
362 
363 /* Extend counters information for none batch counters. */
364 struct mlx5_flow_counter_ext {
365 	uint32_t shared:1; /**< Share counter ID with other flow rules. */
366 	uint32_t batch: 1;
367 	uint32_t skipped:1; /* This counter is skipped or not. */
368 	/**< Whether the counter was allocated by batch command. */
369 	uint32_t ref_cnt:29; /**< Reference counter. */
370 	uint32_t id; /**< User counter ID. */
371 	union {  /**< Holds the counters for the rule. */
372 #if defined(HAVE_IBV_DEVICE_COUNTERS_SET_V42)
373 		struct ibv_counter_set *cs;
374 #elif defined(HAVE_IBV_DEVICE_COUNTERS_SET_V45)
375 		struct ibv_counters *cs;
376 #endif
377 		struct mlx5_devx_obj *dcs; /**< Counter Devx object. */
378 	};
379 };
380 
381 TAILQ_HEAD(mlx5_counters, mlx5_flow_counter);
382 
383 /* Generic counter pool structure - query is in pool resolution. */
384 struct mlx5_flow_counter_pool {
385 	TAILQ_ENTRY(mlx5_flow_counter_pool) next;
386 	struct mlx5_counters counters[2]; /* Free counter list. */
387 	union {
388 		struct mlx5_devx_obj *min_dcs;
389 		rte_atomic64_t a64_dcs;
390 	};
391 	/* The devx object of the minimum counter ID. */
392 	uint32_t index:28; /* Pool index in container. */
393 	uint32_t type:2; /* Memory type behind the counter array. */
394 	uint32_t skip_cnt:1; /* Pool contains skipped counter. */
395 	volatile uint32_t query_gen:1; /* Query round. */
396 	rte_spinlock_t sl; /* The pool lock. */
397 	struct mlx5_counter_stats_raw *raw;
398 	struct mlx5_counter_stats_raw *raw_hw; /* The raw on HW working. */
399 };
400 
401 struct mlx5_counter_stats_raw;
402 
403 /* Memory management structure for group of counter statistics raws. */
404 struct mlx5_counter_stats_mem_mng {
405 	LIST_ENTRY(mlx5_counter_stats_mem_mng) next;
406 	struct mlx5_counter_stats_raw *raws;
407 	struct mlx5_devx_obj *dm;
408 	void *umem;
409 };
410 
411 /* Raw memory structure for the counter statistics values of a pool. */
412 struct mlx5_counter_stats_raw {
413 	LIST_ENTRY(mlx5_counter_stats_raw) next;
414 	int min_dcs_id;
415 	struct mlx5_counter_stats_mem_mng *mem_mng;
416 	volatile struct flow_counter_stats *data;
417 };
418 
419 TAILQ_HEAD(mlx5_counter_pools, mlx5_flow_counter_pool);
420 
421 /* Container structure for counter pools. */
422 struct mlx5_pools_container {
423 	rte_atomic16_t n_valid; /* Number of valid pools. */
424 	uint16_t n; /* Number of pools. */
425 	uint16_t last_pool_idx; /* Last used pool index */
426 	int min_id; /* The minimum counter ID in the pools. */
427 	int max_id; /* The maximum counter ID in the pools. */
428 	rte_spinlock_t resize_sl; /* The resize lock. */
429 	rte_spinlock_t csl; /* The counter free list lock. */
430 	struct mlx5_counters counters; /* Free counter list. */
431 	struct mlx5_counter_pools pool_list; /* Counter pool list. */
432 	struct mlx5_flow_counter_pool **pools; /* Counter pool array. */
433 	struct mlx5_counter_stats_mem_mng *mem_mng;
434 	/* Hold the memory management for the next allocated pools raws. */
435 };
436 
437 /* Counter global management structure. */
438 struct mlx5_flow_counter_mng {
439 	struct mlx5_pools_container ccont[MLX5_CCONT_TYPE_MAX];
440 	struct mlx5_counters flow_counters; /* Legacy flow counter list. */
441 	uint8_t pending_queries;
442 	uint8_t batch;
443 	uint16_t pool_index;
444 	uint8_t age;
445 	uint8_t query_thread_on;
446 	LIST_HEAD(mem_mngs, mlx5_counter_stats_mem_mng) mem_mngs;
447 	LIST_HEAD(stat_raws, mlx5_counter_stats_raw) free_stat_raws;
448 };
449 
450 /* Default miss action resource structure. */
451 struct mlx5_flow_default_miss_resource {
452 	void *action; /* Pointer to the rdma-core action. */
453 	rte_atomic32_t refcnt; /* Default miss action reference counter. */
454 };
455 
456 #define MLX5_AGE_EVENT_NEW		1
457 #define MLX5_AGE_TRIGGER		2
458 #define MLX5_AGE_SET(age_info, BIT) \
459 	((age_info)->flags |= (1 << (BIT)))
460 #define MLX5_AGE_GET(age_info, BIT) \
461 	((age_info)->flags & (1 << (BIT)))
462 #define GET_PORT_AGE_INFO(priv) \
463 	(&((priv)->sh->port[(priv)->dev_port - 1].age_info))
464 
465 /* Aging information for per port. */
466 struct mlx5_age_info {
467 	uint8_t flags; /*Indicate if is new event or need be trigered*/
468 	struct mlx5_counters aged_counters; /* Aged flow counter list. */
469 	rte_spinlock_t aged_sl; /* Aged flow counter list lock. */
470 };
471 
472 /* Per port data of shared IB device. */
473 struct mlx5_dev_shared_port {
474 	uint32_t ih_port_id;
475 	uint32_t devx_ih_port_id;
476 	/*
477 	 * Interrupt handler port_id. Used by shared interrupt
478 	 * handler to find the corresponding rte_eth device
479 	 * by IB port index. If value is equal or greater
480 	 * RTE_MAX_ETHPORTS it means there is no subhandler
481 	 * installed for specified IB port index.
482 	 */
483 	struct mlx5_age_info age_info;
484 	/* Aging information for per port. */
485 };
486 
487 /* Table key of the hash organization. */
488 union mlx5_flow_tbl_key {
489 	struct {
490 		/* Table ID should be at the lowest address. */
491 		uint32_t table_id;	/**< ID of the table. */
492 		uint16_t reserved;	/**< must be zero for comparison. */
493 		uint8_t domain;		/**< 1 - FDB, 0 - NIC TX/RX. */
494 		uint8_t direction;	/**< 1 - egress, 0 - ingress. */
495 	};
496 	uint64_t v64;			/**< full 64bits value of key */
497 };
498 
499 /* Table structure. */
500 struct mlx5_flow_tbl_resource {
501 	void *obj; /**< Pointer to DR table object. */
502 	rte_atomic32_t refcnt; /**< Reference counter. */
503 };
504 
505 #define MLX5_MAX_TABLES UINT16_MAX
506 #define MLX5_FLOW_TABLE_LEVEL_METER (UINT16_MAX - 3)
507 #define MLX5_FLOW_TABLE_LEVEL_SUFFIX (UINT16_MAX - 2)
508 #define MLX5_HAIRPIN_TX_TABLE (UINT16_MAX - 1)
509 /* Reserve the last two tables for metadata register copy. */
510 #define MLX5_FLOW_MREG_ACT_TABLE_GROUP (MLX5_MAX_TABLES - 1)
511 #define MLX5_FLOW_MREG_CP_TABLE_GROUP (MLX5_MAX_TABLES - 2)
512 /* Tables for metering splits should be added here. */
513 #define MLX5_MAX_TABLES_EXTERNAL (MLX5_MAX_TABLES - 3)
514 #define MLX5_MAX_TABLES_FDB UINT16_MAX
515 
516 /* ID generation structure. */
517 struct mlx5_flow_id_pool {
518 	uint32_t *free_arr; /**< Pointer to the a array of free values. */
519 	uint32_t base_index;
520 	/**< The next index that can be used without any free elements. */
521 	uint32_t *curr; /**< Pointer to the index to pop. */
522 	uint32_t *last; /**< Pointer to the last element in the empty arrray. */
523 	uint32_t max_id; /**< Maximum id can be allocated from the pool. */
524 };
525 
526 /* Tx pacing queue structure - for Clock and Rearm queues. */
527 struct mlx5_txpp_wq {
528 	/* Completion Queue related data.*/
529 	struct mlx5_devx_obj *cq;
530 	void *cq_umem;
531 	union {
532 		volatile void *cq_buf;
533 		volatile struct mlx5_cqe *cqes;
534 	};
535 	volatile uint32_t *cq_dbrec;
536 	uint32_t cq_ci:24;
537 	uint32_t arm_sn:2;
538 	/* Send Queue related data.*/
539 	struct mlx5_devx_obj *sq;
540 	void *sq_umem;
541 	union {
542 		volatile void *sq_buf;
543 		volatile struct mlx5_wqe *wqes;
544 	};
545 	uint16_t sq_size; /* Number of WQEs in the queue. */
546 	uint16_t sq_ci; /* Next WQE to execute. */
547 	volatile uint32_t *sq_dbrec;
548 };
549 
550 /* Tx packet pacing internal timestamp. */
551 struct mlx5_txpp_ts {
552 	rte_atomic64_t ci_ts;
553 	rte_atomic64_t ts;
554 };
555 
556 /* Tx packet pacing structure. */
557 struct mlx5_dev_txpp {
558 	pthread_mutex_t mutex; /* Pacing create/destroy mutex. */
559 	uint32_t refcnt; /* Pacing reference counter. */
560 	uint32_t freq; /* Timestamp frequency, Hz. */
561 	uint32_t tick; /* Completion tick duration in nanoseconds. */
562 	uint32_t test; /* Packet pacing test mode. */
563 	int32_t skew; /* Scheduling skew. */
564 	uint32_t eqn; /* Event Queue number. */
565 	struct rte_intr_handle intr_handle; /* Periodic interrupt. */
566 	void *echan; /* Event Channel. */
567 	struct mlx5_txpp_wq clock_queue; /* Clock Queue. */
568 	struct mlx5_txpp_wq rearm_queue; /* Clock Queue. */
569 	void *pp; /* Packet pacing context. */
570 	uint16_t pp_id; /* Packet pacing context index. */
571 	uint16_t ts_n; /* Number of captured timestamps. */
572 	uint16_t ts_p; /* Pointer to statisticks timestamp. */
573 	struct mlx5_txpp_ts *tsa; /* Timestamps sliding window stats. */
574 	struct mlx5_txpp_ts ts; /* Cached completion id/timestamp. */
575 	uint32_t sync_lost:1; /* ci/timestamp synchronization lost. */
576 	/* Statistics counters. */
577 	rte_atomic32_t err_miss_int; /* Missed service interrupt. */
578 	rte_atomic32_t err_rearm_queue; /* Rearm Queue errors. */
579 	rte_atomic32_t err_clock_queue; /* Clock Queue errors. */
580 	rte_atomic32_t err_ts_past; /* Timestamp in the past. */
581 	rte_atomic32_t err_ts_future; /* Timestamp in the distant future. */
582 };
583 
584 /* Supported flex parser profile ID. */
585 enum mlx5_flex_parser_profile_id {
586 	MLX5_FLEX_PARSER_ECPRI_0 = 0,
587 	MLX5_FLEX_PARSER_MAX = 8,
588 };
589 
590 /* Sample ID information of flex parser structure. */
591 struct mlx5_flex_parser_profiles {
592 	uint32_t num;		/* Actual number of samples. */
593 	uint32_t ids[8];	/* Sample IDs for this profile. */
594 	uint8_t offset[8];	/* Bytes offset of each parser. */
595 	void *obj;		/* Flex parser node object. */
596 };
597 
598 /*
599  * Shared Infiniband device context for Master/Representors
600  * which belong to same IB device with multiple IB ports.
601  **/
602 struct mlx5_dev_ctx_shared {
603 	LIST_ENTRY(mlx5_dev_ctx_shared) next;
604 	uint32_t refcnt;
605 	uint32_t devx:1; /* Opened with DV. */
606 	uint32_t max_port; /* Maximal IB device port index. */
607 	void *ctx; /* Verbs/DV/DevX context. */
608 	void *pd; /* Protection Domain. */
609 	uint32_t pdn; /* Protection Domain number. */
610 	uint32_t tdn; /* Transport Domain number. */
611 	char ibdev_name[DEV_SYSFS_NAME_MAX]; /* SYSFS dev name. */
612 	char ibdev_path[DEV_SYSFS_PATH_MAX]; /* SYSFS dev path for secondary */
613 	struct mlx5_dev_attr device_attr; /* Device properties. */
614 	int numa_node; /* Numa node of backing physical device. */
615 	LIST_ENTRY(mlx5_dev_ctx_shared) mem_event_cb;
616 	/**< Called by memory event callback. */
617 	struct mlx5_mr_share_cache share_cache;
618 	/* Packet pacing related structure. */
619 	struct mlx5_dev_txpp txpp;
620 	/* Shared DV/DR flow data section. */
621 	pthread_mutex_t dv_mutex; /* DV context mutex. */
622 	uint32_t dv_meta_mask; /* flow META metadata supported mask. */
623 	uint32_t dv_mark_mask; /* flow MARK metadata supported mask. */
624 	uint32_t dv_regc0_mask; /* available bits of metatada reg_c[0]. */
625 	uint32_t dv_refcnt; /* DV/DR data reference counter. */
626 	void *fdb_domain; /* FDB Direct Rules name space handle. */
627 	void *rx_domain; /* RX Direct Rules name space handle. */
628 	void *tx_domain; /* TX Direct Rules name space handle. */
629 #ifndef RTE_ARCH_64
630 	rte_spinlock_t uar_lock_cq; /* CQs share a common distinct UAR */
631 	rte_spinlock_t uar_lock[MLX5_UAR_PAGE_NUM_MAX];
632 	/* UAR same-page access control required in 32bit implementations. */
633 #endif
634 	struct mlx5_hlist *flow_tbls;
635 	/* Direct Rules tables for FDB, NIC TX+RX */
636 	void *esw_drop_action; /* Pointer to DR E-Switch drop action. */
637 	void *pop_vlan_action; /* Pointer to DR pop VLAN action. */
638 	struct mlx5_hlist *encaps_decaps; /* Encap/decap action hash list. */
639 	struct mlx5_hlist *modify_cmds;
640 	struct mlx5_hlist *tag_table;
641 	uint32_t port_id_action_list; /* List of port ID actions. */
642 	uint32_t push_vlan_action_list; /* List of push VLAN actions. */
643 	struct mlx5_flow_counter_mng cmng; /* Counters management structure. */
644 	struct mlx5_flow_default_miss_resource default_miss;
645 	/* Default miss action resource structure. */
646 	struct mlx5_indexed_pool *ipool[MLX5_IPOOL_MAX];
647 	/* Memory Pool for mlx5 flow resources. */
648 	struct mlx5_l3t_tbl *cnt_id_tbl; /* Shared counter lookup table. */
649 	/* Shared interrupt handler section. */
650 	struct rte_intr_handle intr_handle; /* Interrupt handler for device. */
651 	struct rte_intr_handle intr_handle_devx; /* DEVX interrupt handler. */
652 	void *devx_comp; /* DEVX async comp obj. */
653 	struct mlx5_devx_obj *tis; /* TIS object. */
654 	struct mlx5_devx_obj *td; /* Transport domain. */
655 	struct mlx5_flow_id_pool *flow_id_pool; /* Flow ID pool. */
656 	void *tx_uar; /* Tx/packet pacing shared UAR. */
657 	struct mlx5_flex_parser_profiles fp[MLX5_FLEX_PARSER_MAX];
658 	/* Flex parser profiles information. */
659 	void *devx_rx_uar; /* DevX UAR for Rx. */
660 	struct mlx5_dev_shared_port port[]; /* per device port data array. */
661 };
662 
663 /* Per-process private structure. */
664 struct mlx5_proc_priv {
665 	size_t uar_table_sz;
666 	/* Size of UAR register table. */
667 	void *uar_table[];
668 	/* Table of UAR registers for each process. */
669 };
670 
671 /* MTR profile list. */
672 TAILQ_HEAD(mlx5_mtr_profiles, mlx5_flow_meter_profile);
673 /* MTR list. */
674 TAILQ_HEAD(mlx5_flow_meters, mlx5_flow_meter);
675 
676 #define MLX5_PROC_PRIV(port_id) \
677 	((struct mlx5_proc_priv *)rte_eth_devices[port_id].process_private)
678 
679 enum mlx5_rxq_obj_type {
680 	MLX5_RXQ_OBJ_TYPE_IBV,          /* mlx5_rxq_obj with ibv_wq. */
681 	MLX5_RXQ_OBJ_TYPE_DEVX_RQ,      /* mlx5_rxq_obj with mlx5_devx_rq. */
682 	MLX5_RXQ_OBJ_TYPE_DEVX_HAIRPIN,
683 	/* mlx5_rxq_obj with mlx5_devx_rq and hairpin support. */
684 };
685 
686 /* Verbs/DevX Rx queue elements. */
687 struct mlx5_rxq_obj {
688 	LIST_ENTRY(mlx5_rxq_obj) next; /* Pointer to the next element. */
689 	struct mlx5_rxq_ctrl *rxq_ctrl; /* Back pointer to parent. */
690 	enum mlx5_rxq_obj_type type;
691 	int fd; /* File descriptor for event channel */
692 	RTE_STD_C11
693 	union {
694 		struct {
695 			void *wq; /* Work Queue. */
696 			void *ibv_cq; /* Completion Queue. */
697 			void *ibv_channel;
698 		};
699 		struct {
700 			struct mlx5_devx_obj *rq; /* DevX Rx Queue object. */
701 			struct mlx5_devx_obj *devx_cq; /* DevX CQ object. */
702 			void *devx_channel;
703 		};
704 	};
705 };
706 
707 /* Indirection table. */
708 struct mlx5_ind_table_obj {
709 	LIST_ENTRY(mlx5_ind_table_obj) next; /* Pointer to the next element. */
710 	rte_atomic32_t refcnt; /* Reference counter. */
711 	RTE_STD_C11
712 	union {
713 		void *ind_table; /**< Indirection table. */
714 		struct mlx5_devx_obj *rqt; /* DevX RQT object. */
715 	};
716 	uint32_t queues_n; /**< Number of queues in the list. */
717 	uint16_t queues[]; /**< Queue list. */
718 };
719 
720 /* Hash Rx queue. */
721 struct mlx5_hrxq {
722 	ILIST_ENTRY(uint32_t)next; /* Index to the next element. */
723 	rte_atomic32_t refcnt; /* Reference counter. */
724 	struct mlx5_ind_table_obj *ind_table; /* Indirection table. */
725 	RTE_STD_C11
726 	union {
727 		void *qp; /* Verbs queue pair. */
728 		struct mlx5_devx_obj *tir; /* DevX TIR object. */
729 	};
730 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
731 	void *action; /* DV QP action pointer. */
732 #endif
733 	uint64_t hash_fields; /* Verbs Hash fields. */
734 	uint32_t rss_key_len; /* Hash key length in bytes. */
735 	uint8_t rss_key[]; /* Hash key. */
736 };
737 
738 /* HW objects operations structure. */
739 struct mlx5_obj_ops {
740 	int (*rxq_obj_modify_vlan_strip)(struct mlx5_rxq_obj *rxq_obj, int on);
741 	int (*rxq_obj_new)(struct rte_eth_dev *dev, uint16_t idx);
742 	int (*rxq_event_get)(struct mlx5_rxq_obj *rxq_obj);
743 	int (*rxq_obj_modify)(struct mlx5_rxq_obj *rxq_obj, bool is_start);
744 	void (*rxq_obj_release)(struct mlx5_rxq_obj *rxq_obj);
745 	int (*ind_table_new)(struct rte_eth_dev *dev, const unsigned int log_n,
746 			     struct mlx5_ind_table_obj *ind_tbl);
747 	void (*ind_table_destroy)(struct mlx5_ind_table_obj *ind_tbl);
748 	int (*hrxq_new)(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
749 			int tunnel __rte_unused);
750 	void (*hrxq_destroy)(struct mlx5_hrxq *hrxq);
751 	int (*drop_action_create)(struct rte_eth_dev *dev);
752 	void (*drop_action_destroy)(struct rte_eth_dev *dev);
753 };
754 
755 struct mlx5_priv {
756 	struct rte_eth_dev_data *dev_data;  /* Pointer to device data. */
757 	struct mlx5_dev_ctx_shared *sh; /* Shared device context. */
758 	uint32_t dev_port; /* Device port number. */
759 	struct rte_pci_device *pci_dev; /* Backend PCI device. */
760 	struct rte_ether_addr mac[MLX5_MAX_MAC_ADDRESSES]; /* MAC addresses. */
761 	BITFIELD_DECLARE(mac_own, uint64_t, MLX5_MAX_MAC_ADDRESSES);
762 	/* Bit-field of MAC addresses owned by the PMD. */
763 	uint16_t vlan_filter[MLX5_MAX_VLAN_IDS]; /* VLAN filters table. */
764 	unsigned int vlan_filter_n; /* Number of configured VLAN filters. */
765 	/* Device properties. */
766 	uint16_t mtu; /* Configured MTU. */
767 	unsigned int isolated:1; /* Whether isolated mode is enabled. */
768 	unsigned int representor:1; /* Device is a port representor. */
769 	unsigned int master:1; /* Device is a E-Switch master. */
770 	unsigned int dr_shared:1; /* DV/DR data is shared. */
771 	unsigned int txpp_en:1; /* Tx packet pacing enabled. */
772 	unsigned int counter_fallback:1; /* Use counter fallback management. */
773 	unsigned int mtr_en:1; /* Whether support meter. */
774 	unsigned int mtr_reg_share:1; /* Whether support meter REG_C share. */
775 	uint16_t domain_id; /* Switch domain identifier. */
776 	uint16_t vport_id; /* Associated VF vport index (if any). */
777 	uint32_t vport_meta_tag; /* Used for vport index match ove VF LAG. */
778 	uint32_t vport_meta_mask; /* Used for vport index field match mask. */
779 	int32_t representor_id; /* Port representor identifier. */
780 	int32_t pf_bond; /* >=0 means PF index in bonding configuration. */
781 	unsigned int if_index; /* Associated kernel network device index. */
782 	uint32_t bond_ifindex; /**< Bond interface index. */
783 	char bond_name[IF_NAMESIZE]; /**< Bond interface name. */
784 	/* RX/TX queues. */
785 	unsigned int rxqs_n; /* RX queues array size. */
786 	unsigned int txqs_n; /* TX queues array size. */
787 	struct mlx5_rxq_data *(*rxqs)[]; /* RX queues. */
788 	struct mlx5_txq_data *(*txqs)[]; /* TX queues. */
789 	struct rte_mempool *mprq_mp; /* Mempool for Multi-Packet RQ. */
790 	struct rte_eth_rss_conf rss_conf; /* RSS configuration. */
791 	unsigned int (*reta_idx)[]; /* RETA index table. */
792 	unsigned int reta_idx_n; /* RETA index size. */
793 	struct mlx5_drop drop_queue; /* Flow drop queues. */
794 	uint32_t flows; /* RTE Flow rules. */
795 	uint32_t ctrl_flows; /* Control flow rules. */
796 	void *inter_flows; /* Intermediate resources for flow creation. */
797 	void *rss_desc; /* Intermediate rss description resources. */
798 	int flow_idx; /* Intermediate device flow index. */
799 	int flow_nested_idx; /* Intermediate device flow index, nested. */
800 	struct mlx5_obj_ops obj_ops; /* HW objects operations. */
801 	LIST_HEAD(rxq, mlx5_rxq_ctrl) rxqsctrl; /* DPDK Rx queues. */
802 	LIST_HEAD(rxqobj, mlx5_rxq_obj) rxqsobj; /* Verbs/DevX Rx queues. */
803 	uint32_t hrxqs; /* Verbs Hash Rx queues. */
804 	LIST_HEAD(txq, mlx5_txq_ctrl) txqsctrl; /* DPDK Tx queues. */
805 	LIST_HEAD(txqobj, mlx5_txq_obj) txqsobj; /* Verbs/DevX Tx queues. */
806 	/* Indirection tables. */
807 	LIST_HEAD(ind_tables, mlx5_ind_table_obj) ind_tbls;
808 	/* Pointer to next element. */
809 	rte_atomic32_t refcnt; /**< Reference counter. */
810 	/**< Verbs modify header action object. */
811 	uint8_t ft_type; /**< Flow table type, Rx or Tx. */
812 	uint8_t max_lro_msg_size;
813 	/* Tags resources cache. */
814 	uint32_t link_speed_capa; /* Link speed capabilities. */
815 	struct mlx5_xstats_ctrl xstats_ctrl; /* Extended stats control. */
816 	struct mlx5_stats_ctrl stats_ctrl; /* Stats control. */
817 	struct mlx5_dev_config config; /* Device configuration. */
818 	struct mlx5_verbs_alloc_ctx verbs_alloc_ctx;
819 	/* Context for Verbs allocator. */
820 	int nl_socket_rdma; /* Netlink socket (NETLINK_RDMA). */
821 	int nl_socket_route; /* Netlink socket (NETLINK_ROUTE). */
822 	struct mlx5_dbr_page_list dbrpgs; /* Door-bell pages. */
823 	struct mlx5_nl_vlan_vmwa_context *vmwa_context; /* VLAN WA context. */
824 	struct mlx5_flow_id_pool *qrss_id_pool;
825 	struct mlx5_hlist *mreg_cp_tbl;
826 	/* Hash table of Rx metadata register copy table. */
827 	uint8_t mtr_sfx_reg; /* Meter prefix-suffix flow match REG_C. */
828 	uint8_t mtr_color_reg; /* Meter color match REG_C. */
829 	struct mlx5_mtr_profiles flow_meter_profiles; /* MTR profile list. */
830 	struct mlx5_flow_meters flow_meters; /* MTR list. */
831 	uint8_t skip_default_rss_reta; /* Skip configuration of default reta. */
832 	uint8_t fdb_def_rule; /* Whether fdb jump to table 1 is configured. */
833 	struct mlx5_mp_id mp_id; /* ID of a multi-process process */
834 	LIST_HEAD(fdir, mlx5_fdir_flow) fdir_flows; /* fdir flows. */
835 };
836 
837 #define PORT_ID(priv) ((priv)->dev_data->port_id)
838 #define ETH_DEV(priv) (&rte_eth_devices[PORT_ID(priv)])
839 
840 /* mlx5.c */
841 
842 int mlx5_getenv_int(const char *);
843 int mlx5_proc_priv_init(struct rte_eth_dev *dev);
844 int mlx5_udp_tunnel_port_add(struct rte_eth_dev *dev,
845 			      struct rte_eth_udp_tunnel *udp_tunnel);
846 uint16_t mlx5_eth_find_next(uint16_t port_id, struct rte_pci_device *pci_dev);
847 int mlx5_dev_close(struct rte_eth_dev *dev);
848 
849 /* Macro to iterate over all valid ports for mlx5 driver. */
850 #define MLX5_ETH_FOREACH_DEV(port_id, pci_dev) \
851 	for (port_id = mlx5_eth_find_next(0, pci_dev); \
852 	     port_id < RTE_MAX_ETHPORTS; \
853 	     port_id = mlx5_eth_find_next(port_id + 1, pci_dev))
854 int mlx5_args(struct mlx5_dev_config *config, struct rte_devargs *devargs);
855 struct mlx5_dev_ctx_shared *
856 mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn,
857 			   const struct mlx5_dev_config *config);
858 void mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh);
859 void mlx5_free_table_hash_list(struct mlx5_priv *priv);
860 int mlx5_alloc_table_hash_list(struct mlx5_priv *priv);
861 void mlx5_set_min_inline(struct mlx5_dev_spawn_data *spawn,
862 			 struct mlx5_dev_config *config);
863 void mlx5_set_metadata_mask(struct rte_eth_dev *dev);
864 int mlx5_dev_check_sibling_config(struct mlx5_priv *priv,
865 				  struct mlx5_dev_config *config);
866 int mlx5_dev_configure(struct rte_eth_dev *dev);
867 int mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info);
868 int mlx5_fw_version_get(struct rte_eth_dev *dev, char *fw_ver, size_t fw_size);
869 int mlx5_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
870 int mlx5_hairpin_cap_get(struct rte_eth_dev *dev,
871 			 struct rte_eth_hairpin_cap *cap);
872 bool mlx5_flex_parser_ecpri_exist(struct rte_eth_dev *dev);
873 int mlx5_flex_parser_ecpri_alloc(struct rte_eth_dev *dev);
874 
875 /* mlx5_ethdev.c */
876 
877 int mlx5_dev_configure(struct rte_eth_dev *dev);
878 int mlx5_fw_version_get(struct rte_eth_dev *dev, char *fw_ver,
879 			size_t fw_size);
880 int mlx5_dev_infos_get(struct rte_eth_dev *dev,
881 		       struct rte_eth_dev_info *info);
882 const uint32_t *mlx5_dev_supported_ptypes_get(struct rte_eth_dev *dev);
883 int mlx5_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
884 int mlx5_hairpin_cap_get(struct rte_eth_dev *dev,
885 			 struct rte_eth_hairpin_cap *cap);
886 eth_rx_burst_t mlx5_select_rx_function(struct rte_eth_dev *dev);
887 struct mlx5_priv *mlx5_port_to_eswitch_info(uint16_t port, bool valid);
888 struct mlx5_priv *mlx5_dev_to_eswitch_info(struct rte_eth_dev *dev);
889 int mlx5_dev_configure_rss_reta(struct rte_eth_dev *dev);
890 
891 /* mlx5_ethdev_os.c */
892 
893 unsigned int mlx5_ifindex(const struct rte_eth_dev *dev);
894 int mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN]);
895 int mlx5_get_mtu(struct rte_eth_dev *dev, uint16_t *mtu);
896 int mlx5_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
897 int mlx5_read_clock(struct rte_eth_dev *dev, uint64_t *clock);
898 int mlx5_link_update(struct rte_eth_dev *dev, int wait_to_complete);
899 int mlx5_dev_get_flow_ctrl(struct rte_eth_dev *dev,
900 			   struct rte_eth_fc_conf *fc_conf);
901 int mlx5_dev_set_flow_ctrl(struct rte_eth_dev *dev,
902 			   struct rte_eth_fc_conf *fc_conf);
903 void mlx5_dev_interrupt_handler(void *arg);
904 void mlx5_dev_interrupt_handler_devx(void *arg);
905 int mlx5_set_link_down(struct rte_eth_dev *dev);
906 int mlx5_set_link_up(struct rte_eth_dev *dev);
907 int mlx5_is_removed(struct rte_eth_dev *dev);
908 int mlx5_sysfs_switch_info(unsigned int ifindex,
909 			   struct mlx5_switch_info *info);
910 void mlx5_translate_port_name(const char *port_name_in,
911 			      struct mlx5_switch_info *port_info_out);
912 void mlx5_intr_callback_unregister(const struct rte_intr_handle *handle,
913 				   rte_intr_callback_fn cb_fn, void *cb_arg);
914 int mlx5_sysfs_bond_info(unsigned int pf_ifindex, unsigned int *ifindex,
915 			 char *ifname);
916 int mlx5_get_module_info(struct rte_eth_dev *dev,
917 			 struct rte_eth_dev_module_info *modinfo);
918 int mlx5_get_module_eeprom(struct rte_eth_dev *dev,
919 			   struct rte_dev_eeprom_info *info);
920 int mlx5_os_read_dev_stat(struct mlx5_priv *priv,
921 			  const char *ctr_name, uint64_t *stat);
922 int mlx5_os_read_dev_counters(struct rte_eth_dev *dev, uint64_t *stats);
923 int mlx5_os_get_stats_n(struct rte_eth_dev *dev);
924 void mlx5_os_stats_init(struct rte_eth_dev *dev);
925 
926 /* mlx5_mac.c */
927 
928 void mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index);
929 int mlx5_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
930 		      uint32_t index, uint32_t vmdq);
931 int mlx5_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr);
932 int mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
933 			struct rte_ether_addr *mc_addr_set,
934 			uint32_t nb_mc_addr);
935 
936 /* mlx5_rss.c */
937 
938 int mlx5_rss_hash_update(struct rte_eth_dev *dev,
939 			 struct rte_eth_rss_conf *rss_conf);
940 int mlx5_rss_hash_conf_get(struct rte_eth_dev *dev,
941 			   struct rte_eth_rss_conf *rss_conf);
942 int mlx5_rss_reta_index_resize(struct rte_eth_dev *dev, unsigned int reta_size);
943 int mlx5_dev_rss_reta_query(struct rte_eth_dev *dev,
944 			    struct rte_eth_rss_reta_entry64 *reta_conf,
945 			    uint16_t reta_size);
946 int mlx5_dev_rss_reta_update(struct rte_eth_dev *dev,
947 			     struct rte_eth_rss_reta_entry64 *reta_conf,
948 			     uint16_t reta_size);
949 
950 /* mlx5_rxmode.c */
951 
952 int mlx5_promiscuous_enable(struct rte_eth_dev *dev);
953 int mlx5_promiscuous_disable(struct rte_eth_dev *dev);
954 int mlx5_allmulticast_enable(struct rte_eth_dev *dev);
955 int mlx5_allmulticast_disable(struct rte_eth_dev *dev);
956 
957 /* mlx5_stats.c */
958 
959 int mlx5_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
960 int mlx5_stats_reset(struct rte_eth_dev *dev);
961 int mlx5_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *stats,
962 		    unsigned int n);
963 int mlx5_xstats_reset(struct rte_eth_dev *dev);
964 int mlx5_xstats_get_names(struct rte_eth_dev *dev __rte_unused,
965 			  struct rte_eth_xstat_name *xstats_names,
966 			  unsigned int n);
967 
968 /* mlx5_vlan.c */
969 
970 int mlx5_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on);
971 void mlx5_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on);
972 int mlx5_vlan_offload_set(struct rte_eth_dev *dev, int mask);
973 
974 /* mlx5_vlan_os.c */
975 
976 void mlx5_vlan_vmwa_exit(void *ctx);
977 void mlx5_vlan_vmwa_release(struct rte_eth_dev *dev,
978 			    struct mlx5_vf_vlan *vf_vlan);
979 void mlx5_vlan_vmwa_acquire(struct rte_eth_dev *dev,
980 			    struct mlx5_vf_vlan *vf_vlan);
981 void *mlx5_vlan_vmwa_init(struct rte_eth_dev *dev, uint32_t ifindex);
982 
983 /* mlx5_trigger.c */
984 
985 int mlx5_dev_start(struct rte_eth_dev *dev);
986 void mlx5_dev_stop(struct rte_eth_dev *dev);
987 int mlx5_traffic_enable(struct rte_eth_dev *dev);
988 void mlx5_traffic_disable(struct rte_eth_dev *dev);
989 int mlx5_traffic_restart(struct rte_eth_dev *dev);
990 
991 /* mlx5_flow.c */
992 
993 int mlx5_flow_discover_mreg_c(struct rte_eth_dev *eth_dev);
994 bool mlx5_flow_ext_mreg_supported(struct rte_eth_dev *dev);
995 void mlx5_flow_print(struct rte_flow *flow);
996 int mlx5_flow_validate(struct rte_eth_dev *dev,
997 		       const struct rte_flow_attr *attr,
998 		       const struct rte_flow_item items[],
999 		       const struct rte_flow_action actions[],
1000 		       struct rte_flow_error *error);
1001 struct rte_flow *mlx5_flow_create(struct rte_eth_dev *dev,
1002 				  const struct rte_flow_attr *attr,
1003 				  const struct rte_flow_item items[],
1004 				  const struct rte_flow_action actions[],
1005 				  struct rte_flow_error *error);
1006 int mlx5_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
1007 		      struct rte_flow_error *error);
1008 void mlx5_flow_list_flush(struct rte_eth_dev *dev, uint32_t *list, bool active);
1009 int mlx5_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error);
1010 int mlx5_flow_query(struct rte_eth_dev *dev, struct rte_flow *flow,
1011 		    const struct rte_flow_action *action, void *data,
1012 		    struct rte_flow_error *error);
1013 int mlx5_flow_isolate(struct rte_eth_dev *dev, int enable,
1014 		      struct rte_flow_error *error);
1015 int mlx5_dev_filter_ctrl(struct rte_eth_dev *dev,
1016 			 enum rte_filter_type filter_type,
1017 			 enum rte_filter_op filter_op,
1018 			 void *arg);
1019 int mlx5_flow_start(struct rte_eth_dev *dev, uint32_t *list);
1020 void mlx5_flow_stop(struct rte_eth_dev *dev, uint32_t *list);
1021 int mlx5_flow_start_default(struct rte_eth_dev *dev);
1022 void mlx5_flow_stop_default(struct rte_eth_dev *dev);
1023 void mlx5_flow_alloc_intermediate(struct rte_eth_dev *dev);
1024 void mlx5_flow_free_intermediate(struct rte_eth_dev *dev);
1025 int mlx5_flow_verify(struct rte_eth_dev *dev);
1026 int mlx5_ctrl_flow_source_queue(struct rte_eth_dev *dev, uint32_t queue);
1027 int mlx5_ctrl_flow_vlan(struct rte_eth_dev *dev,
1028 			struct rte_flow_item_eth *eth_spec,
1029 			struct rte_flow_item_eth *eth_mask,
1030 			struct rte_flow_item_vlan *vlan_spec,
1031 			struct rte_flow_item_vlan *vlan_mask);
1032 int mlx5_ctrl_flow(struct rte_eth_dev *dev,
1033 		   struct rte_flow_item_eth *eth_spec,
1034 		   struct rte_flow_item_eth *eth_mask);
1035 int mlx5_flow_lacp_miss(struct rte_eth_dev *dev);
1036 struct rte_flow *mlx5_flow_create_esw_table_zero_flow(struct rte_eth_dev *dev);
1037 int mlx5_flow_create_drop_queue(struct rte_eth_dev *dev);
1038 void mlx5_flow_delete_drop_queue(struct rte_eth_dev *dev);
1039 void mlx5_flow_async_pool_query_handle(struct mlx5_dev_ctx_shared *sh,
1040 				       uint64_t async_id, int status);
1041 void mlx5_set_query_alarm(struct mlx5_dev_ctx_shared *sh);
1042 void mlx5_flow_query_alarm(void *arg);
1043 uint32_t mlx5_counter_alloc(struct rte_eth_dev *dev);
1044 void mlx5_counter_free(struct rte_eth_dev *dev, uint32_t cnt);
1045 int mlx5_counter_query(struct rte_eth_dev *dev, uint32_t cnt,
1046 		       bool clear, uint64_t *pkts, uint64_t *bytes);
1047 int mlx5_flow_dev_dump(struct rte_eth_dev *dev, FILE *file,
1048 		       struct rte_flow_error *error);
1049 void mlx5_flow_rxq_dynf_metadata_set(struct rte_eth_dev *dev);
1050 int mlx5_flow_get_aged_flows(struct rte_eth_dev *dev, void **contexts,
1051 			uint32_t nb_contexts, struct rte_flow_error *error);
1052 
1053 /* mlx5_mp_os.c */
1054 
1055 int mlx5_mp_os_primary_handle(const struct rte_mp_msg *mp_msg,
1056 			      const void *peer);
1057 int mlx5_mp_os_secondary_handle(const struct rte_mp_msg *mp_msg,
1058 				const void *peer);
1059 void mlx5_mp_os_req_start_rxtx(struct rte_eth_dev *dev);
1060 void mlx5_mp_os_req_stop_rxtx(struct rte_eth_dev *dev);
1061 int mlx5_mp_os_req_queue_control(struct rte_eth_dev *dev, uint16_t queue_id,
1062 				 enum mlx5_mp_req_type req_type);
1063 
1064 /* mlx5_socket.c */
1065 
1066 int mlx5_pmd_socket_init(void);
1067 
1068 /* mlx5_flow_meter.c */
1069 
1070 int mlx5_flow_meter_ops_get(struct rte_eth_dev *dev, void *arg);
1071 struct mlx5_flow_meter *mlx5_flow_meter_find(struct mlx5_priv *priv,
1072 					     uint32_t meter_id);
1073 struct mlx5_flow_meter *mlx5_flow_meter_attach
1074 					(struct mlx5_priv *priv,
1075 					 uint32_t meter_id,
1076 					 const struct rte_flow_attr *attr,
1077 					 struct rte_flow_error *error);
1078 void mlx5_flow_meter_detach(struct mlx5_flow_meter *fm);
1079 
1080 /* mlx5_os.c */
1081 struct rte_pci_driver;
1082 int mlx5_os_get_dev_attr(void *ctx, struct mlx5_dev_attr *dev_attr);
1083 void mlx5_os_free_shared_dr(struct mlx5_priv *priv);
1084 int mlx5_os_open_device(const struct mlx5_dev_spawn_data *spawn,
1085 			 const struct mlx5_dev_config *config,
1086 			 struct mlx5_dev_ctx_shared *sh);
1087 int mlx5_os_get_pdn(void *pd, uint32_t *pdn);
1088 int mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1089 		       struct rte_pci_device *pci_dev);
1090 void mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh);
1091 void mlx5_os_dev_shared_handler_uninstall(struct mlx5_dev_ctx_shared *sh);
1092 void mlx5_os_set_reg_mr_cb(mlx5_reg_mr_t *reg_mr_cb,
1093 			   mlx5_dereg_mr_t *dereg_mr_cb);
1094 void mlx5_os_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index);
1095 int mlx5_os_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
1096 			 uint32_t index);
1097 int mlx5_os_vf_mac_addr_modify(struct mlx5_priv *priv, unsigned int iface_idx,
1098 			       struct rte_ether_addr *mac_addr,
1099 			       int vf_index);
1100 int mlx5_os_set_promisc(struct rte_eth_dev *dev, int enable);
1101 int mlx5_os_set_allmulti(struct rte_eth_dev *dev, int enable);
1102 int mlx5_os_set_nonblock_channel_fd(int fd);
1103 void mlx5_os_mac_addr_flush(struct rte_eth_dev *dev);
1104 
1105 /* mlx5_txpp.c */
1106 
1107 int mlx5_txpp_start(struct rte_eth_dev *dev);
1108 void mlx5_txpp_stop(struct rte_eth_dev *dev);
1109 int mlx5_txpp_read_clock(struct rte_eth_dev *dev, uint64_t *timestamp);
1110 int mlx5_txpp_xstats_get(struct rte_eth_dev *dev,
1111 			 struct rte_eth_xstat *stats,
1112 			 unsigned int n, unsigned int n_used);
1113 int mlx5_txpp_xstats_reset(struct rte_eth_dev *dev);
1114 int mlx5_txpp_xstats_get_names(struct rte_eth_dev *dev,
1115 			       struct rte_eth_xstat_name *xstats_names,
1116 			       unsigned int n, unsigned int n_used);
1117 void mlx5_txpp_interrupt_handler(void *cb_arg);
1118 
1119 /* mlx5_rxtx.c */
1120 
1121 eth_tx_burst_t mlx5_select_tx_function(struct rte_eth_dev *dev);
1122 
1123 #endif /* RTE_PMD_MLX5_H_ */
1124