xref: /dpdk/drivers/net/mlx5/mlx5.h (revision 3bb3ebb51b789d4ecb417cbdb1dce5c7211f6f18)
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 <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 #include <mlx5_common_devx.h>
30 
31 #include "mlx5_defs.h"
32 #include "mlx5_utils.h"
33 #include "mlx5_os.h"
34 #include "mlx5_autoconf.h"
35 
36 
37 #define MLX5_SH(dev) (((struct mlx5_priv *)(dev)->data->dev_private)->sh)
38 
39 enum mlx5_ipool_index {
40 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
41 	MLX5_IPOOL_DECAP_ENCAP = 0, /* Pool for encap/decap resource. */
42 	MLX5_IPOOL_PUSH_VLAN, /* Pool for push vlan resource. */
43 	MLX5_IPOOL_TAG, /* Pool for tag resource. */
44 	MLX5_IPOOL_PORT_ID, /* Pool for port id resource. */
45 	MLX5_IPOOL_JUMP, /* Pool for jump resource. */
46 	MLX5_IPOOL_SAMPLE, /* Pool for sample resource. */
47 	MLX5_IPOOL_DEST_ARRAY, /* Pool for destination array resource. */
48 	MLX5_IPOOL_TUNNEL_ID, /* Pool for tunnel offload context */
49 	MLX5_IPOOL_TNL_TBL_ID, /* Pool for tunnel table ID. */
50 #endif
51 	MLX5_IPOOL_MTR, /* Pool for meter resource. */
52 	MLX5_IPOOL_MCP, /* Pool for metadata resource. */
53 	MLX5_IPOOL_HRXQ, /* Pool for hrxq resource. */
54 	MLX5_IPOOL_MLX5_FLOW, /* Pool for mlx5 flow handle. */
55 	MLX5_IPOOL_RTE_FLOW, /* Pool for rte_flow. */
56 	MLX5_IPOOL_RSS_EXPANTION_FLOW_ID, /* Pool for Queue/RSS flow ID. */
57 	MLX5_IPOOL_RSS_SHARED_ACTIONS, /* Pool for RSS shared actions. */
58 	MLX5_IPOOL_MAX,
59 };
60 
61 /*
62  * There are three reclaim memory mode supported.
63  * 0(none) means no memory reclaim.
64  * 1(light) means only PMD level reclaim.
65  * 2(aggressive) means both PMD and rdma-core level reclaim.
66  */
67 enum mlx5_reclaim_mem_mode {
68 	MLX5_RCM_NONE, /* Don't reclaim memory. */
69 	MLX5_RCM_LIGHT, /* Reclaim PMD level. */
70 	MLX5_RCM_AGGR, /* Reclaim PMD and rdma-core level. */
71 };
72 
73 /* Hash and cache list callback context. */
74 struct mlx5_flow_cb_ctx {
75 	struct rte_eth_dev *dev;
76 	struct rte_flow_error *error;
77 	void *data;
78 };
79 
80 /* Device attributes used in mlx5 PMD */
81 struct mlx5_dev_attr {
82 	uint64_t	device_cap_flags_ex;
83 	int		max_qp_wr;
84 	int		max_sge;
85 	int		max_cq;
86 	int		max_qp;
87 	int		max_cqe;
88 	uint32_t	max_pd;
89 	uint32_t	max_mr;
90 	uint32_t	max_srq;
91 	uint32_t	max_srq_wr;
92 	uint32_t	raw_packet_caps;
93 	uint32_t	max_rwq_indirection_table_size;
94 	uint32_t	max_tso;
95 	uint32_t	tso_supported_qpts;
96 	uint64_t	flags;
97 	uint64_t	comp_mask;
98 	uint32_t	sw_parsing_offloads;
99 	uint32_t	min_single_stride_log_num_of_bytes;
100 	uint32_t	max_single_stride_log_num_of_bytes;
101 	uint32_t	min_single_wqe_log_num_of_strides;
102 	uint32_t	max_single_wqe_log_num_of_strides;
103 	uint32_t	stride_supported_qpts;
104 	uint32_t	tunnel_offloads_caps;
105 	char		fw_ver[64];
106 };
107 
108 /** Data associated with devices to spawn. */
109 struct mlx5_dev_spawn_data {
110 	uint32_t ifindex; /**< Network interface index. */
111 	uint32_t max_port; /**< Device maximal port index. */
112 	uint32_t phys_port; /**< Device physical port index. */
113 	int pf_bond; /**< bonding device PF index. < 0 - no bonding */
114 	struct mlx5_switch_info info; /**< Switch information. */
115 	void *phys_dev; /**< Associated physical device. */
116 	struct rte_eth_dev *eth_dev; /**< Associated Ethernet device. */
117 	struct rte_pci_device *pci_dev; /**< Backend PCI device. */
118 };
119 
120 /** Key string for IPC. */
121 #define MLX5_MP_NAME "net_mlx5_mp"
122 
123 
124 LIST_HEAD(mlx5_dev_list, mlx5_dev_ctx_shared);
125 
126 /* Shared data between primary and secondary processes. */
127 struct mlx5_shared_data {
128 	rte_spinlock_t lock;
129 	/* Global spinlock for primary and secondary processes. */
130 	int init_done; /* Whether primary has done initialization. */
131 	unsigned int secondary_cnt; /* Number of secondary processes init'd. */
132 	struct mlx5_dev_list mem_event_cb_list;
133 	rte_rwlock_t mem_event_rwlock;
134 };
135 
136 /* Per-process data structure, not visible to other processes. */
137 struct mlx5_local_data {
138 	int init_done; /* Whether a secondary has done initialization. */
139 };
140 
141 extern struct mlx5_shared_data *mlx5_shared_data;
142 
143 /* Dev ops structs */
144 extern const struct eth_dev_ops mlx5_dev_ops;
145 extern const struct eth_dev_ops mlx5_dev_sec_ops;
146 extern const struct eth_dev_ops mlx5_dev_ops_isolate;
147 
148 struct mlx5_counter_ctrl {
149 	/* Name of the counter. */
150 	char dpdk_name[RTE_ETH_XSTATS_NAME_SIZE];
151 	/* Name of the counter on the device table. */
152 	char ctr_name[RTE_ETH_XSTATS_NAME_SIZE];
153 	uint32_t dev:1; /**< Nonzero for dev counters. */
154 };
155 
156 struct mlx5_xstats_ctrl {
157 	/* Number of device stats. */
158 	uint16_t stats_n;
159 	/* Number of device stats identified by PMD. */
160 	uint16_t  mlx5_stats_n;
161 	/* Index in the device counters table. */
162 	uint16_t dev_table_idx[MLX5_MAX_XSTATS];
163 	uint64_t base[MLX5_MAX_XSTATS];
164 	uint64_t xstats[MLX5_MAX_XSTATS];
165 	uint64_t hw_stats[MLX5_MAX_XSTATS];
166 	struct mlx5_counter_ctrl info[MLX5_MAX_XSTATS];
167 };
168 
169 struct mlx5_stats_ctrl {
170 	/* Base for imissed counter. */
171 	uint64_t imissed_base;
172 	uint64_t imissed;
173 };
174 
175 /* Default PMD specific parameter value. */
176 #define MLX5_ARG_UNSET (-1)
177 
178 #define MLX5_LRO_SUPPORTED(dev) \
179 	(((struct mlx5_priv *)((dev)->data->dev_private))->config.lro.supported)
180 
181 /* Maximal size of coalesced segment for LRO is set in chunks of 256 Bytes. */
182 #define MLX5_LRO_SEG_CHUNK_SIZE	256u
183 
184 /* Maximal size of aggregated LRO packet. */
185 #define MLX5_MAX_LRO_SIZE (UINT8_MAX * MLX5_LRO_SEG_CHUNK_SIZE)
186 
187 /* Maximal number of segments to split. */
188 #define MLX5_MAX_RXQ_NSEG (1u << MLX5_MAX_LOG_RQ_SEGS)
189 
190 /* LRO configurations structure. */
191 struct mlx5_lro_config {
192 	uint32_t supported:1; /* Whether LRO is supported. */
193 	uint32_t timeout; /* User configuration. */
194 };
195 
196 /*
197  * Device configuration structure.
198  *
199  * Merged configuration from:
200  *
201  *  - Device capabilities,
202  *  - User device parameters disabled features.
203  */
204 struct mlx5_dev_config {
205 	unsigned int hw_csum:1; /* Checksum offload is supported. */
206 	unsigned int hw_vlan_strip:1; /* VLAN stripping is supported. */
207 	unsigned int hw_vlan_insert:1; /* VLAN insertion in WQE is supported. */
208 	unsigned int hw_fcs_strip:1; /* FCS stripping is supported. */
209 	unsigned int hw_padding:1; /* End alignment padding is supported. */
210 	unsigned int vf:1; /* This is a VF. */
211 	unsigned int tunnel_en:1;
212 	/* Whether tunnel stateless offloads are supported. */
213 	unsigned int mpls_en:1; /* MPLS over GRE/UDP is enabled. */
214 	unsigned int cqe_comp:1; /* CQE compression is enabled. */
215 	unsigned int cqe_comp_fmt:3; /* CQE compression format. */
216 	unsigned int tso:1; /* Whether TSO is supported. */
217 	unsigned int rx_vec_en:1; /* Rx vector is enabled. */
218 	unsigned int mr_ext_memseg_en:1;
219 	/* Whether memseg should be extended for MR creation. */
220 	unsigned int l3_vxlan_en:1; /* Enable L3 VXLAN flow creation. */
221 	unsigned int vf_nl_en:1; /* Enable Netlink requests in VF mode. */
222 	unsigned int dv_esw_en:1; /* Enable E-Switch DV flow. */
223 	unsigned int dv_flow_en:1; /* Enable DV flow. */
224 	unsigned int dv_xmeta_en:2; /* Enable extensive flow metadata. */
225 	unsigned int lacp_by_user:1;
226 	/* Enable user to manage LACP traffic. */
227 	unsigned int swp:1; /* Tx generic tunnel checksum and TSO offload. */
228 	unsigned int devx:1; /* Whether devx interface is available or not. */
229 	unsigned int dest_tir:1; /* Whether advanced DR API is available. */
230 	unsigned int reclaim_mode:2; /* Memory reclaim mode. */
231 	unsigned int rt_timestamp:1; /* realtime timestamp format. */
232 	unsigned int sys_mem_en:1; /* The default memory allocator. */
233 	unsigned int decap_en:1; /* Whether decap will be used or not. */
234 	unsigned int dv_miss_info:1; /* restore packet after partial hw miss */
235 	struct {
236 		unsigned int enabled:1; /* Whether MPRQ is enabled. */
237 		unsigned int stride_num_n; /* Number of strides. */
238 		unsigned int stride_size_n; /* Size of a stride. */
239 		unsigned int min_stride_size_n; /* Min size of a stride. */
240 		unsigned int max_stride_size_n; /* Max size of a stride. */
241 		unsigned int max_memcpy_len;
242 		/* Maximum packet size to memcpy Rx packets. */
243 		unsigned int min_rxqs_num;
244 		/* Rx queue count threshold to enable MPRQ. */
245 	} mprq; /* Configurations for Multi-Packet RQ. */
246 	int mps; /* Multi-packet send supported mode. */
247 	int dbnc; /* Skip doorbell register write barrier. */
248 	unsigned int flow_prio; /* Number of flow priorities. */
249 	enum modify_reg flow_mreg_c[MLX5_MREG_C_NUM];
250 	/* Availibility of mreg_c's. */
251 	unsigned int tso_max_payload_sz; /* Maximum TCP payload for TSO. */
252 	unsigned int ind_table_max_size; /* Maximum indirection table size. */
253 	unsigned int max_dump_files_num; /* Maximum dump files per queue. */
254 	unsigned int log_hp_size; /* Single hairpin queue data size in total. */
255 	int txqs_inline; /* Queue number threshold for inlining. */
256 	int txq_inline_min; /* Minimal amount of data bytes to inline. */
257 	int txq_inline_max; /* Max packet size for inlining with SEND. */
258 	int txq_inline_mpw; /* Max packet size for inlining with eMPW. */
259 	int tx_pp; /* Timestamp scheduling granularity in nanoseconds. */
260 	int tx_skew; /* Tx scheduling skew between WQE and data on wire. */
261 	struct mlx5_hca_attr hca_attr; /* HCA attributes. */
262 	struct mlx5_lro_config lro; /* LRO configuration. */
263 };
264 
265 
266 /* Structure for VF VLAN workaround. */
267 struct mlx5_vf_vlan {
268 	uint32_t tag:12;
269 	uint32_t created:1;
270 };
271 
272 /* Flow drop context necessary due to Verbs API. */
273 struct mlx5_drop {
274 	struct mlx5_hrxq *hrxq; /* Hash Rx queue queue. */
275 	struct mlx5_rxq_obj *rxq; /* Rx queue object. */
276 };
277 
278 #define MLX5_COUNTERS_PER_POOL 512
279 #define MLX5_MAX_PENDING_QUERIES 4
280 #define MLX5_CNT_CONTAINER_RESIZE 64
281 #define MLX5_CNT_SHARED_OFFSET 0x80000000
282 #define IS_SHARED_CNT(cnt) (!!((cnt) & MLX5_CNT_SHARED_OFFSET))
283 #define IS_BATCH_CNT(cnt) (((cnt) & (MLX5_CNT_SHARED_OFFSET - 1)) >= \
284 			   MLX5_CNT_BATCH_OFFSET)
285 #define MLX5_CNT_SIZE (sizeof(struct mlx5_flow_counter))
286 #define MLX5_AGE_SIZE (sizeof(struct mlx5_age_param))
287 
288 #define MLX5_CNT_LEN(pool) \
289 	(MLX5_CNT_SIZE + \
290 	((pool)->is_aged ? MLX5_AGE_SIZE : 0))
291 #define MLX5_POOL_GET_CNT(pool, index) \
292 	((struct mlx5_flow_counter *) \
293 	((uint8_t *)((pool) + 1) + (index) * (MLX5_CNT_LEN(pool))))
294 #define MLX5_CNT_ARRAY_IDX(pool, cnt) \
295 	((int)(((uint8_t *)(cnt) - (uint8_t *)((pool) + 1)) / \
296 	MLX5_CNT_LEN(pool)))
297 /*
298  * The pool index and offset of counter in the pool array makes up the
299  * counter index. In case the counter is from pool 0 and offset 0, it
300  * should plus 1 to avoid index 0, since 0 means invalid counter index
301  * currently.
302  */
303 #define MLX5_MAKE_CNT_IDX(pi, offset) \
304 	((pi) * MLX5_COUNTERS_PER_POOL + (offset) + 1)
305 #define MLX5_CNT_TO_AGE(cnt) \
306 	((struct mlx5_age_param *)((cnt) + 1))
307 /*
308  * The maximum single counter is 0x800000 as MLX5_CNT_BATCH_OFFSET
309  * defines. The pool size is 512, pool index should never reach
310  * INT16_MAX.
311  */
312 #define POOL_IDX_INVALID UINT16_MAX
313 
314 /* Age status. */
315 enum {
316 	AGE_FREE, /* Initialized state. */
317 	AGE_CANDIDATE, /* Counter assigned to flows. */
318 	AGE_TMOUT, /* Timeout, wait for rte_flow_get_aged_flows and destroy. */
319 };
320 
321 enum mlx5_counter_type {
322 	MLX5_COUNTER_TYPE_ORIGIN,
323 	MLX5_COUNTER_TYPE_AGE,
324 	MLX5_COUNTER_TYPE_MAX,
325 };
326 
327 /* Counter age parameter. */
328 struct mlx5_age_param {
329 	uint16_t state; /**< Age state (atomically accessed). */
330 	uint16_t port_id; /**< Port id of the counter. */
331 	uint32_t timeout:24; /**< Aging timeout in seconds. */
332 	uint32_t sec_since_last_hit;
333 	/**< Time in seconds since last hit (atomically accessed). */
334 	void *context; /**< Flow counter age context. */
335 };
336 
337 struct flow_counter_stats {
338 	uint64_t hits;
339 	uint64_t bytes;
340 };
341 
342 /* Shared counters information for counters. */
343 struct mlx5_flow_counter_shared {
344 	uint32_t id; /**< User counter ID. */
345 };
346 
347 /* Shared counter configuration. */
348 struct mlx5_shared_counter_conf {
349 	struct rte_eth_dev *dev; /* The device shared counter belongs to. */
350 	uint32_t id; /* The shared counter ID. */
351 };
352 
353 struct mlx5_flow_counter_pool;
354 /* Generic counters information. */
355 struct mlx5_flow_counter {
356 	union {
357 		/*
358 		 * User-defined counter shared info is only used during
359 		 * counter active time. And aging counter sharing is not
360 		 * supported, so active shared counter will not be chained
361 		 * to the aging list. For shared counter, only when it is
362 		 * released, the TAILQ entry memory will be used, at that
363 		 * time, shared memory is not used anymore.
364 		 *
365 		 * Similarly to none-batch counter dcs, since it doesn't
366 		 * support aging, while counter is allocated, the entry
367 		 * memory is not used anymore. In this case, as bytes
368 		 * memory is used only when counter is allocated, and
369 		 * entry memory is used only when counter is free. The
370 		 * dcs pointer can be saved to these two different place
371 		 * at different stage. It will eliminate the individual
372 		 * counter extend struct.
373 		 */
374 		TAILQ_ENTRY(mlx5_flow_counter) next;
375 		/**< Pointer to the next flow counter structure. */
376 		struct {
377 			struct mlx5_flow_counter_shared shared_info;
378 			/**< Shared counter information. */
379 			void *dcs_when_active;
380 			/*
381 			 * For non-batch mode, the dcs will be saved
382 			 * here when the counter is free.
383 			 */
384 		};
385 	};
386 	union {
387 		uint64_t hits; /**< Reset value of hits packets. */
388 		struct mlx5_flow_counter_pool *pool; /**< Counter pool. */
389 	};
390 	union {
391 		uint64_t bytes; /**< Reset value of bytes. */
392 		void *dcs_when_free;
393 		/*
394 		 * For non-batch mode, the dcs will be saved here
395 		 * when the counter is free.
396 		 */
397 	};
398 	void *action; /**< Pointer to the dv action. */
399 };
400 
401 TAILQ_HEAD(mlx5_counters, mlx5_flow_counter);
402 
403 /* Generic counter pool structure - query is in pool resolution. */
404 struct mlx5_flow_counter_pool {
405 	TAILQ_ENTRY(mlx5_flow_counter_pool) next;
406 	struct mlx5_counters counters[2]; /* Free counter list. */
407 	struct mlx5_devx_obj *min_dcs;
408 	/* The devx object of the minimum counter ID. */
409 	uint64_t time_of_last_age_check;
410 	/* System time (from rte_rdtsc()) read in the last aging check. */
411 	uint32_t index:30; /* Pool index in container. */
412 	uint32_t is_aged:1; /* Pool with aging counter. */
413 	volatile uint32_t query_gen:1; /* Query round. */
414 	rte_spinlock_t sl; /* The pool lock. */
415 	rte_spinlock_t csl; /* The pool counter free list lock. */
416 	struct mlx5_counter_stats_raw *raw;
417 	struct mlx5_counter_stats_raw *raw_hw;
418 	/* The raw on HW working. */
419 };
420 
421 /* Memory management structure for group of counter statistics raws. */
422 struct mlx5_counter_stats_mem_mng {
423 	LIST_ENTRY(mlx5_counter_stats_mem_mng) next;
424 	struct mlx5_counter_stats_raw *raws;
425 	struct mlx5_devx_obj *dm;
426 	void *umem;
427 };
428 
429 /* Raw memory structure for the counter statistics values of a pool. */
430 struct mlx5_counter_stats_raw {
431 	LIST_ENTRY(mlx5_counter_stats_raw) next;
432 	struct mlx5_counter_stats_mem_mng *mem_mng;
433 	volatile struct flow_counter_stats *data;
434 };
435 
436 TAILQ_HEAD(mlx5_counter_pools, mlx5_flow_counter_pool);
437 
438 /* Counter global management structure. */
439 struct mlx5_flow_counter_mng {
440 	volatile uint16_t n_valid; /* Number of valid pools. */
441 	uint16_t n; /* Number of pools. */
442 	uint16_t last_pool_idx; /* Last used pool index */
443 	int min_id; /* The minimum counter ID in the pools. */
444 	int max_id; /* The maximum counter ID in the pools. */
445 	rte_spinlock_t pool_update_sl; /* The pool update lock. */
446 	rte_spinlock_t csl[MLX5_COUNTER_TYPE_MAX];
447 	/* The counter free list lock. */
448 	struct mlx5_counters counters[MLX5_COUNTER_TYPE_MAX];
449 	/* Free counter list. */
450 	struct mlx5_flow_counter_pool **pools; /* Counter pool array. */
451 	struct mlx5_counter_stats_mem_mng *mem_mng;
452 	/* Hold the memory management for the next allocated pools raws. */
453 	struct mlx5_counters flow_counters; /* Legacy flow counter list. */
454 	uint8_t pending_queries;
455 	uint16_t pool_index;
456 	uint8_t query_thread_on;
457 	bool relaxed_ordering_read;
458 	bool relaxed_ordering_write;
459 	bool counter_fallback; /* Use counter fallback management. */
460 	LIST_HEAD(mem_mngs, mlx5_counter_stats_mem_mng) mem_mngs;
461 	LIST_HEAD(stat_raws, mlx5_counter_stats_raw) free_stat_raws;
462 };
463 
464 /* ASO structures. */
465 #define MLX5_ASO_QUEUE_LOG_DESC 10
466 
467 struct mlx5_aso_cq {
468 	uint16_t log_desc_n;
469 	uint32_t cq_ci:24;
470 	struct mlx5_devx_cq cq_obj;
471 	uint64_t errors;
472 };
473 
474 struct mlx5_aso_devx_mr {
475 	void *buf;
476 	uint64_t length;
477 	struct mlx5dv_devx_umem *umem;
478 	struct mlx5_devx_obj *mkey;
479 	bool is_indirect;
480 };
481 
482 struct mlx5_aso_sq_elem {
483 	struct mlx5_aso_age_pool *pool;
484 	uint16_t burst_size;
485 };
486 
487 struct mlx5_aso_sq {
488 	uint16_t log_desc_n;
489 	struct mlx5_aso_cq cq;
490 	struct mlx5_devx_sq sq_obj;
491 	volatile uint64_t *uar_addr;
492 	struct mlx5_aso_devx_mr mr;
493 	uint16_t pi;
494 	uint32_t head;
495 	uint32_t tail;
496 	uint32_t sqn;
497 	struct mlx5_aso_sq_elem elts[1 << MLX5_ASO_QUEUE_LOG_DESC];
498 	uint16_t next; /* Pool index of the next pool to query. */
499 };
500 
501 struct mlx5_aso_age_action {
502 	LIST_ENTRY(mlx5_aso_age_action) next;
503 	void *dr_action;
504 	uint32_t refcnt;
505 	/* Following fields relevant only when action is active. */
506 	uint16_t offset; /* Offset of ASO Flow Hit flag in DevX object. */
507 	struct mlx5_age_param age_params;
508 };
509 
510 #define MLX5_ASO_AGE_ACTIONS_PER_POOL 512
511 
512 struct mlx5_aso_age_pool {
513 	struct mlx5_devx_obj *flow_hit_aso_obj;
514 	uint16_t index; /* Pool index in pools array. */
515 	uint64_t time_of_last_age_check; /* In seconds. */
516 	struct mlx5_aso_age_action actions[MLX5_ASO_AGE_ACTIONS_PER_POOL];
517 };
518 
519 LIST_HEAD(aso_age_list, mlx5_aso_age_action);
520 
521 struct mlx5_aso_age_mng {
522 	struct mlx5_aso_age_pool **pools;
523 	uint16_t n; /* Total number of pools. */
524 	uint16_t next; /* Number of pools in use, index of next free pool. */
525 	rte_spinlock_t resize_sl; /* Lock for resize objects. */
526 	rte_spinlock_t free_sl; /* Lock for free list access. */
527 	struct aso_age_list free; /* Free age actions list - ready to use. */
528 	struct mlx5_aso_sq aso_sq; /* ASO queue objects. */
529 };
530 
531 /* Management structure for geneve tlv option */
532 struct mlx5_geneve_tlv_option_resource {
533 	struct mlx5_devx_obj *obj; /* Pointer to the geneve tlv opt object. */
534 	rte_be16_t option_class; /* geneve tlv opt class.*/
535 	uint8_t option_type; /* geneve tlv opt type.*/
536 	uint8_t length; /* geneve tlv opt length. */
537 	uint32_t refcnt; /* geneve tlv object reference counter */
538 };
539 
540 
541 #define MLX5_AGE_EVENT_NEW		1
542 #define MLX5_AGE_TRIGGER		2
543 #define MLX5_AGE_SET(age_info, BIT) \
544 	((age_info)->flags |= (1 << (BIT)))
545 #define MLX5_AGE_GET(age_info, BIT) \
546 	((age_info)->flags & (1 << (BIT)))
547 #define GET_PORT_AGE_INFO(priv) \
548 	(&((priv)->sh->port[(priv)->dev_port - 1].age_info))
549 /* Current time in seconds. */
550 #define MLX5_CURR_TIME_SEC	(rte_rdtsc() / rte_get_tsc_hz())
551 
552 /* Aging information for per port. */
553 struct mlx5_age_info {
554 	uint8_t flags; /* Indicate if is new event or need to be triggered. */
555 	struct mlx5_counters aged_counters; /* Aged counter list. */
556 	struct aso_age_list aged_aso; /* Aged ASO actions list. */
557 	rte_spinlock_t aged_sl; /* Aged flow list lock. */
558 };
559 
560 /* Per port data of shared IB device. */
561 struct mlx5_dev_shared_port {
562 	uint32_t ih_port_id;
563 	uint32_t devx_ih_port_id;
564 	/*
565 	 * Interrupt handler port_id. Used by shared interrupt
566 	 * handler to find the corresponding rte_eth device
567 	 * by IB port index. If value is equal or greater
568 	 * RTE_MAX_ETHPORTS it means there is no subhandler
569 	 * installed for specified IB port index.
570 	 */
571 	struct mlx5_age_info age_info;
572 	/* Aging information for per port. */
573 };
574 
575 /* Table key of the hash organization. */
576 union mlx5_flow_tbl_key {
577 	struct {
578 		/* Table ID should be at the lowest address. */
579 		uint32_t table_id;	/**< ID of the table. */
580 		uint16_t dummy;		/**< Dummy table for DV API. */
581 		uint8_t domain;		/**< 1 - FDB, 0 - NIC TX/RX. */
582 		uint8_t direction;	/**< 1 - egress, 0 - ingress. */
583 	};
584 	uint64_t v64;			/**< full 64bits value of key */
585 };
586 
587 /* Table structure. */
588 struct mlx5_flow_tbl_resource {
589 	void *obj; /**< Pointer to DR table object. */
590 	uint32_t refcnt; /**< Reference counter. */
591 };
592 
593 #define MLX5_MAX_TABLES UINT16_MAX
594 #define MLX5_HAIRPIN_TX_TABLE (UINT16_MAX - 1)
595 /* Reserve the last two tables for metadata register copy. */
596 #define MLX5_FLOW_MREG_ACT_TABLE_GROUP (MLX5_MAX_TABLES - 1)
597 #define MLX5_FLOW_MREG_CP_TABLE_GROUP (MLX5_MAX_TABLES - 2)
598 /* Tables for metering splits should be added here. */
599 #define MLX5_FLOW_TABLE_LEVEL_SUFFIX (MLX5_MAX_TABLES - 3)
600 #define MLX5_FLOW_TABLE_LEVEL_METER (MLX5_MAX_TABLES - 4)
601 #define MLX5_MAX_TABLES_EXTERNAL MLX5_FLOW_TABLE_LEVEL_METER
602 #define MLX5_MAX_TABLES_FDB UINT16_MAX
603 #define MLX5_FLOW_TABLE_FACTOR 10
604 
605 /* ID generation structure. */
606 struct mlx5_flow_id_pool {
607 	uint32_t *free_arr; /**< Pointer to the a array of free values. */
608 	uint32_t base_index;
609 	/**< The next index that can be used without any free elements. */
610 	uint32_t *curr; /**< Pointer to the index to pop. */
611 	uint32_t *last; /**< Pointer to the last element in the empty arrray. */
612 	uint32_t max_id; /**< Maximum id can be allocated from the pool. */
613 };
614 
615 /* Tx pacing queue structure - for Clock and Rearm queues. */
616 struct mlx5_txpp_wq {
617 	/* Completion Queue related data.*/
618 	struct mlx5_devx_cq cq_obj;
619 	uint32_t cq_ci:24;
620 	uint32_t arm_sn:2;
621 	/* Send Queue related data.*/
622 	struct mlx5_devx_sq sq_obj;
623 	uint16_t sq_size; /* Number of WQEs in the queue. */
624 	uint16_t sq_ci; /* Next WQE to execute. */
625 };
626 
627 /* Tx packet pacing internal timestamp. */
628 struct mlx5_txpp_ts {
629 	uint64_t ci_ts;
630 	uint64_t ts;
631 };
632 
633 /* Tx packet pacing structure. */
634 struct mlx5_dev_txpp {
635 	pthread_mutex_t mutex; /* Pacing create/destroy mutex. */
636 	uint32_t refcnt; /* Pacing reference counter. */
637 	uint32_t freq; /* Timestamp frequency, Hz. */
638 	uint32_t tick; /* Completion tick duration in nanoseconds. */
639 	uint32_t test; /* Packet pacing test mode. */
640 	int32_t skew; /* Scheduling skew. */
641 	struct rte_intr_handle intr_handle; /* Periodic interrupt. */
642 	void *echan; /* Event Channel. */
643 	struct mlx5_txpp_wq clock_queue; /* Clock Queue. */
644 	struct mlx5_txpp_wq rearm_queue; /* Clock Queue. */
645 	void *pp; /* Packet pacing context. */
646 	uint16_t pp_id; /* Packet pacing context index. */
647 	uint16_t ts_n; /* Number of captured timestamps. */
648 	uint16_t ts_p; /* Pointer to statisticks timestamp. */
649 	struct mlx5_txpp_ts *tsa; /* Timestamps sliding window stats. */
650 	struct mlx5_txpp_ts ts; /* Cached completion id/timestamp. */
651 	uint32_t sync_lost:1; /* ci/timestamp synchronization lost. */
652 	/* Statistics counters. */
653 	uint64_t err_miss_int; /* Missed service interrupt. */
654 	uint64_t err_rearm_queue; /* Rearm Queue errors. */
655 	uint64_t err_clock_queue; /* Clock Queue errors. */
656 	uint64_t err_ts_past; /* Timestamp in the past. */
657 	uint64_t err_ts_future; /* Timestamp in the distant future. */
658 };
659 
660 /* Supported flex parser profile ID. */
661 enum mlx5_flex_parser_profile_id {
662 	MLX5_FLEX_PARSER_ECPRI_0 = 0,
663 	MLX5_FLEX_PARSER_MAX = 8,
664 };
665 
666 /* Sample ID information of flex parser structure. */
667 struct mlx5_flex_parser_profiles {
668 	uint32_t num;		/* Actual number of samples. */
669 	uint32_t ids[8];	/* Sample IDs for this profile. */
670 	uint8_t offset[8];	/* Bytes offset of each parser. */
671 	void *obj;		/* Flex parser node object. */
672 };
673 
674 /*
675  * Shared Infiniband device context for Master/Representors
676  * which belong to same IB device with multiple IB ports.
677  **/
678 struct mlx5_dev_ctx_shared {
679 	LIST_ENTRY(mlx5_dev_ctx_shared) next;
680 	uint32_t refcnt;
681 	uint16_t bond_dev; /* Bond primary device id. */
682 	uint32_t devx:1; /* Opened with DV. */
683 	uint32_t flow_hit_aso_en:1; /* Flow Hit ASO is supported. */
684 	uint32_t rq_ts_format:2; /* RQ timestamp formats supported. */
685 	uint32_t sq_ts_format:2; /* SQ timestamp formats supported. */
686 	uint32_t qp_ts_format:2; /* QP timestamp formats supported. */
687 	uint32_t max_port; /* Maximal IB device port index. */
688 	void *ctx; /* Verbs/DV/DevX context. */
689 	void *pd; /* Protection Domain. */
690 	uint32_t pdn; /* Protection Domain number. */
691 	uint32_t tdn; /* Transport Domain number. */
692 	char ibdev_name[MLX5_FS_NAME_MAX]; /* SYSFS dev name. */
693 	char ibdev_path[MLX5_FS_PATH_MAX]; /* SYSFS dev path for secondary */
694 	struct mlx5_dev_attr device_attr; /* Device properties. */
695 	int numa_node; /* Numa node of backing physical device. */
696 	LIST_ENTRY(mlx5_dev_ctx_shared) mem_event_cb;
697 	/**< Called by memory event callback. */
698 	struct mlx5_mr_share_cache share_cache;
699 	/* Packet pacing related structure. */
700 	struct mlx5_dev_txpp txpp;
701 	/* Shared DV/DR flow data section. */
702 	uint32_t dv_meta_mask; /* flow META metadata supported mask. */
703 	uint32_t dv_mark_mask; /* flow MARK metadata supported mask. */
704 	uint32_t dv_regc0_mask; /* available bits of metatada reg_c[0]. */
705 	void *fdb_domain; /* FDB Direct Rules name space handle. */
706 	void *rx_domain; /* RX Direct Rules name space handle. */
707 	void *tx_domain; /* TX Direct Rules name space handle. */
708 #ifndef RTE_ARCH_64
709 	rte_spinlock_t uar_lock_cq; /* CQs share a common distinct UAR */
710 	rte_spinlock_t uar_lock[MLX5_UAR_PAGE_NUM_MAX];
711 	/* UAR same-page access control required in 32bit implementations. */
712 #endif
713 	struct mlx5_hlist *flow_tbls;
714 	struct mlx5_flow_tunnel_hub *tunnel_hub;
715 	/* Direct Rules tables for FDB, NIC TX+RX */
716 	void *esw_drop_action; /* Pointer to DR E-Switch drop action. */
717 	void *pop_vlan_action; /* Pointer to DR pop VLAN action. */
718 	struct mlx5_hlist *encaps_decaps; /* Encap/decap action hash list. */
719 	struct mlx5_hlist *modify_cmds;
720 	struct mlx5_hlist *tag_table;
721 	struct mlx5_cache_list port_id_action_list; /* Port ID action cache. */
722 	struct mlx5_cache_list push_vlan_action_list; /* Push VLAN actions. */
723 	struct mlx5_cache_list sample_action_list; /* List of sample actions. */
724 	struct mlx5_cache_list dest_array_list;
725 	/* List of destination array actions. */
726 	struct mlx5_flow_counter_mng cmng; /* Counters management structure. */
727 	void *default_miss_action; /* Default miss action. */
728 	struct mlx5_indexed_pool *ipool[MLX5_IPOOL_MAX];
729 	/* Memory Pool for mlx5 flow resources. */
730 	struct mlx5_l3t_tbl *cnt_id_tbl; /* Shared counter lookup table. */
731 	/* Shared interrupt handler section. */
732 	struct rte_intr_handle intr_handle; /* Interrupt handler for device. */
733 	struct rte_intr_handle intr_handle_devx; /* DEVX interrupt handler. */
734 	void *devx_comp; /* DEVX async comp obj. */
735 	struct mlx5_devx_obj *tis; /* TIS object. */
736 	struct mlx5_devx_obj *td; /* Transport domain. */
737 	void *tx_uar; /* Tx/packet pacing shared UAR. */
738 	struct mlx5_flex_parser_profiles fp[MLX5_FLEX_PARSER_MAX];
739 	/* Flex parser profiles information. */
740 	void *devx_rx_uar; /* DevX UAR for Rx. */
741 	struct mlx5_aso_age_mng *aso_age_mng;
742 	/* Management data for aging mechanism using ASO Flow Hit. */
743 	struct mlx5_geneve_tlv_option_resource *geneve_tlv_option_resource;
744 	/* Management structure for geneve tlv option */
745 	rte_spinlock_t geneve_tlv_opt_sl; /* Lock for geneve tlv resource */
746 	struct mlx5_dev_shared_port port[]; /* per device port data array. */
747 };
748 
749 /*
750  * Per-process private structure.
751  * Caution, secondary process may rebuild the struct during port start.
752  */
753 struct mlx5_proc_priv {
754 	size_t uar_table_sz;
755 	/* Size of UAR register table. */
756 	void *uar_table[];
757 	/* Table of UAR registers for each process. */
758 };
759 
760 /* MTR profile list. */
761 TAILQ_HEAD(mlx5_mtr_profiles, mlx5_flow_meter_profile);
762 /* MTR list. */
763 TAILQ_HEAD(mlx5_flow_meters, mlx5_flow_meter);
764 
765 /* RSS description. */
766 struct mlx5_flow_rss_desc {
767 	uint32_t level;
768 	uint32_t queue_num; /**< Number of entries in @p queue. */
769 	uint64_t types; /**< Specific RSS hash types (see ETH_RSS_*). */
770 	uint64_t hash_fields; /* Verbs Hash fields. */
771 	uint8_t key[MLX5_RSS_HASH_KEY_LEN]; /**< RSS hash key. */
772 	uint32_t key_len; /**< RSS hash key len. */
773 	uint32_t tunnel; /**< Queue in tunnel. */
774 	uint32_t shared_rss; /**< Shared RSS index. */
775 	struct mlx5_ind_table_obj *ind_tbl;
776 	/**< Indirection table for shared RSS hash RX queues. */
777 	union {
778 		uint16_t *queue; /**< Destination queues. */
779 		const uint16_t *const_q; /**< Const pointer convert. */
780 	};
781 };
782 
783 #define MLX5_PROC_PRIV(port_id) \
784 	((struct mlx5_proc_priv *)rte_eth_devices[port_id].process_private)
785 
786 /* Verbs/DevX Rx queue elements. */
787 struct mlx5_rxq_obj {
788 	LIST_ENTRY(mlx5_rxq_obj) next; /* Pointer to the next element. */
789 	struct mlx5_rxq_ctrl *rxq_ctrl; /* Back pointer to parent. */
790 	int fd; /* File descriptor for event channel */
791 	RTE_STD_C11
792 	union {
793 		struct {
794 			void *wq; /* Work Queue. */
795 			void *ibv_cq; /* Completion Queue. */
796 			void *ibv_channel;
797 		};
798 		struct mlx5_devx_obj *rq; /* DevX RQ object for hairpin. */
799 		struct {
800 			struct mlx5_devx_rq rq_obj; /* DevX RQ object. */
801 			struct mlx5_devx_cq cq_obj; /* DevX CQ object. */
802 			void *devx_channel;
803 		};
804 	};
805 };
806 
807 /* Indirection table. */
808 struct mlx5_ind_table_obj {
809 	LIST_ENTRY(mlx5_ind_table_obj) next; /* Pointer to the next element. */
810 	uint32_t refcnt; /* Reference counter. */
811 	RTE_STD_C11
812 	union {
813 		void *ind_table; /**< Indirection table. */
814 		struct mlx5_devx_obj *rqt; /* DevX RQT object. */
815 	};
816 	uint32_t queues_n; /**< Number of queues in the list. */
817 	uint16_t *queues; /**< Queue list. */
818 };
819 
820 /* Hash Rx queue. */
821 __extension__
822 struct mlx5_hrxq {
823 	struct mlx5_cache_entry entry; /* Cache entry. */
824 	uint32_t standalone:1; /* This object used in shared action. */
825 	struct mlx5_ind_table_obj *ind_table; /* Indirection table. */
826 	RTE_STD_C11
827 	union {
828 		void *qp; /* Verbs queue pair. */
829 		struct mlx5_devx_obj *tir; /* DevX TIR object. */
830 	};
831 #if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
832 	void *action; /* DV QP action pointer. */
833 #endif
834 	uint64_t hash_fields; /* Verbs Hash fields. */
835 	uint32_t rss_key_len; /* Hash key length in bytes. */
836 	uint32_t idx; /* Hash Rx queue index. */
837 	uint8_t rss_key[]; /* Hash key. */
838 };
839 
840 /* Verbs/DevX Tx queue elements. */
841 struct mlx5_txq_obj {
842 	LIST_ENTRY(mlx5_txq_obj) next; /* Pointer to the next element. */
843 	struct mlx5_txq_ctrl *txq_ctrl; /* Pointer to the control queue. */
844 	RTE_STD_C11
845 	union {
846 		struct {
847 			void *cq; /* Completion Queue. */
848 			void *qp; /* Queue Pair. */
849 		};
850 		struct {
851 			struct mlx5_devx_obj *sq;
852 			/* DevX object for Sx queue. */
853 			struct mlx5_devx_obj *tis; /* The TIS object. */
854 		};
855 		struct {
856 			struct rte_eth_dev *dev;
857 			struct mlx5_devx_cq cq_obj;
858 			/* DevX CQ object and its resources. */
859 			struct mlx5_devx_sq sq_obj;
860 			/* DevX SQ object and its resources. */
861 		};
862 	};
863 };
864 
865 enum mlx5_rxq_modify_type {
866 	MLX5_RXQ_MOD_ERR2RST, /* modify state from error to reset. */
867 	MLX5_RXQ_MOD_RST2RDY, /* modify state from reset to ready. */
868 	MLX5_RXQ_MOD_RDY2ERR, /* modify state from ready to error. */
869 	MLX5_RXQ_MOD_RDY2RST, /* modify state from ready to reset. */
870 };
871 
872 enum mlx5_txq_modify_type {
873 	MLX5_TXQ_MOD_RST2RDY, /* modify state from reset to ready. */
874 	MLX5_TXQ_MOD_RDY2RST, /* modify state from ready to reset. */
875 	MLX5_TXQ_MOD_ERR2RDY, /* modify state from error to ready. */
876 };
877 
878 /* HW objects operations structure. */
879 struct mlx5_obj_ops {
880 	int (*rxq_obj_modify_vlan_strip)(struct mlx5_rxq_obj *rxq_obj, int on);
881 	int (*rxq_obj_new)(struct rte_eth_dev *dev, uint16_t idx);
882 	int (*rxq_event_get)(struct mlx5_rxq_obj *rxq_obj);
883 	int (*rxq_obj_modify)(struct mlx5_rxq_obj *rxq_obj, uint8_t type);
884 	void (*rxq_obj_release)(struct mlx5_rxq_obj *rxq_obj);
885 	int (*ind_table_new)(struct rte_eth_dev *dev, const unsigned int log_n,
886 			     struct mlx5_ind_table_obj *ind_tbl);
887 	int (*ind_table_modify)(struct rte_eth_dev *dev,
888 				const unsigned int log_n,
889 				const uint16_t *queues, const uint32_t queues_n,
890 				struct mlx5_ind_table_obj *ind_tbl);
891 	void (*ind_table_destroy)(struct mlx5_ind_table_obj *ind_tbl);
892 	int (*hrxq_new)(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
893 			int tunnel __rte_unused);
894 	int (*hrxq_modify)(struct rte_eth_dev *dev, struct mlx5_hrxq *hrxq,
895 			   const uint8_t *rss_key,
896 			   uint64_t hash_fields,
897 			   const struct mlx5_ind_table_obj *ind_tbl);
898 	void (*hrxq_destroy)(struct mlx5_hrxq *hrxq);
899 	int (*drop_action_create)(struct rte_eth_dev *dev);
900 	void (*drop_action_destroy)(struct rte_eth_dev *dev);
901 	int (*txq_obj_new)(struct rte_eth_dev *dev, uint16_t idx);
902 	int (*txq_obj_modify)(struct mlx5_txq_obj *obj,
903 			      enum mlx5_txq_modify_type type, uint8_t dev_port);
904 	void (*txq_obj_release)(struct mlx5_txq_obj *txq_obj);
905 };
906 
907 #define MLX5_RSS_HASH_FIELDS_LEN RTE_DIM(mlx5_rss_hash_fields)
908 
909 /* MR operations structure. */
910 struct mlx5_mr_ops {
911 	mlx5_reg_mr_t reg_mr;
912 	mlx5_dereg_mr_t dereg_mr;
913 };
914 
915 struct mlx5_priv {
916 	struct rte_eth_dev_data *dev_data;  /* Pointer to device data. */
917 	struct mlx5_dev_ctx_shared *sh; /* Shared device context. */
918 	uint32_t dev_port; /* Device port number. */
919 	struct rte_pci_device *pci_dev; /* Backend PCI device. */
920 	struct rte_ether_addr mac[MLX5_MAX_MAC_ADDRESSES]; /* MAC addresses. */
921 	BITFIELD_DECLARE(mac_own, uint64_t, MLX5_MAX_MAC_ADDRESSES);
922 	/* Bit-field of MAC addresses owned by the PMD. */
923 	uint16_t vlan_filter[MLX5_MAX_VLAN_IDS]; /* VLAN filters table. */
924 	unsigned int vlan_filter_n; /* Number of configured VLAN filters. */
925 	/* Device properties. */
926 	uint16_t mtu; /* Configured MTU. */
927 	unsigned int isolated:1; /* Whether isolated mode is enabled. */
928 	unsigned int representor:1; /* Device is a port representor. */
929 	unsigned int master:1; /* Device is a E-Switch master. */
930 	unsigned int txpp_en:1; /* Tx packet pacing enabled. */
931 	unsigned int mtr_en:1; /* Whether support meter. */
932 	unsigned int mtr_reg_share:1; /* Whether support meter REG_C share. */
933 	unsigned int sampler_en:1; /* Whether support sampler. */
934 	uint16_t domain_id; /* Switch domain identifier. */
935 	uint16_t vport_id; /* Associated VF vport index (if any). */
936 	uint32_t vport_meta_tag; /* Used for vport index match ove VF LAG. */
937 	uint32_t vport_meta_mask; /* Used for vport index field match mask. */
938 	int32_t representor_id; /* Port representor identifier. */
939 	int32_t pf_bond; /* >=0 means PF index in bonding configuration. */
940 	unsigned int if_index; /* Associated kernel network device index. */
941 	uint32_t bond_ifindex; /**< Bond interface index. */
942 	char bond_name[MLX5_NAMESIZE]; /**< Bond interface name. */
943 	/* RX/TX queues. */
944 	unsigned int rxqs_n; /* RX queues array size. */
945 	unsigned int txqs_n; /* TX queues array size. */
946 	struct mlx5_rxq_data *(*rxqs)[]; /* RX queues. */
947 	struct mlx5_txq_data *(*txqs)[]; /* TX queues. */
948 	struct rte_mempool *mprq_mp; /* Mempool for Multi-Packet RQ. */
949 	struct rte_eth_rss_conf rss_conf; /* RSS configuration. */
950 	unsigned int (*reta_idx)[]; /* RETA index table. */
951 	unsigned int reta_idx_n; /* RETA index size. */
952 	struct mlx5_drop drop_queue; /* Flow drop queues. */
953 	uint32_t flows; /* RTE Flow rules. */
954 	uint32_t ctrl_flows; /* Control flow rules. */
955 	rte_spinlock_t flow_list_lock;
956 	struct mlx5_obj_ops obj_ops; /* HW objects operations. */
957 	LIST_HEAD(rxq, mlx5_rxq_ctrl) rxqsctrl; /* DPDK Rx queues. */
958 	LIST_HEAD(rxqobj, mlx5_rxq_obj) rxqsobj; /* Verbs/DevX Rx queues. */
959 	struct mlx5_cache_list hrxqs; /* Hash Rx queues. */
960 	LIST_HEAD(txq, mlx5_txq_ctrl) txqsctrl; /* DPDK Tx queues. */
961 	LIST_HEAD(txqobj, mlx5_txq_obj) txqsobj; /* Verbs/DevX Tx queues. */
962 	/* Indirection tables. */
963 	LIST_HEAD(ind_tables, mlx5_ind_table_obj) ind_tbls;
964 	/* Pointer to next element. */
965 	uint32_t refcnt; /**< Reference counter. */
966 	/**< Verbs modify header action object. */
967 	uint8_t ft_type; /**< Flow table type, Rx or Tx. */
968 	uint8_t max_lro_msg_size;
969 	/* Tags resources cache. */
970 	uint32_t link_speed_capa; /* Link speed capabilities. */
971 	struct mlx5_xstats_ctrl xstats_ctrl; /* Extended stats control. */
972 	struct mlx5_stats_ctrl stats_ctrl; /* Stats control. */
973 	struct mlx5_dev_config config; /* Device configuration. */
974 	/* Context for Verbs allocator. */
975 	int nl_socket_rdma; /* Netlink socket (NETLINK_RDMA). */
976 	int nl_socket_route; /* Netlink socket (NETLINK_ROUTE). */
977 	struct mlx5_nl_vlan_vmwa_context *vmwa_context; /* VLAN WA context. */
978 	struct mlx5_hlist *mreg_cp_tbl;
979 	/* Hash table of Rx metadata register copy table. */
980 	uint8_t mtr_sfx_reg; /* Meter prefix-suffix flow match REG_C. */
981 	uint8_t mtr_color_reg; /* Meter color match REG_C. */
982 	struct mlx5_mtr_profiles flow_meter_profiles; /* MTR profile list. */
983 	struct mlx5_flow_meters flow_meters; /* MTR list. */
984 	uint8_t skip_default_rss_reta; /* Skip configuration of default reta. */
985 	uint8_t fdb_def_rule; /* Whether fdb jump to table 1 is configured. */
986 	struct mlx5_mp_id mp_id; /* ID of a multi-process process */
987 	LIST_HEAD(fdir, mlx5_fdir_flow) fdir_flows; /* fdir flows. */
988 	rte_spinlock_t shared_act_sl; /* Shared actions spinlock. */
989 	uint32_t rss_shared_actions; /* RSS shared actions. */
990 	struct mlx5_devx_obj *q_counters; /* DevX queue counter object. */
991 	uint32_t counter_set_id; /* Queue counter ID to set in DevX objects. */
992 };
993 
994 #define PORT_ID(priv) ((priv)->dev_data->port_id)
995 #define ETH_DEV(priv) (&rte_eth_devices[PORT_ID(priv)])
996 
997 struct rte_hairpin_peer_info {
998 	uint32_t qp_id;
999 	uint32_t vhca_id;
1000 	uint16_t peer_q;
1001 	uint16_t tx_explicit;
1002 	uint16_t manual_bind;
1003 };
1004 
1005 /* mlx5.c */
1006 
1007 int mlx5_getenv_int(const char *);
1008 int mlx5_proc_priv_init(struct rte_eth_dev *dev);
1009 void mlx5_proc_priv_uninit(struct rte_eth_dev *dev);
1010 int mlx5_udp_tunnel_port_add(struct rte_eth_dev *dev,
1011 			      struct rte_eth_udp_tunnel *udp_tunnel);
1012 uint16_t mlx5_eth_find_next(uint16_t port_id, struct rte_pci_device *pci_dev);
1013 int mlx5_dev_close(struct rte_eth_dev *dev);
1014 void mlx5_age_event_prepare(struct mlx5_dev_ctx_shared *sh);
1015 
1016 /* Macro to iterate over all valid ports for mlx5 driver. */
1017 #define MLX5_ETH_FOREACH_DEV(port_id, pci_dev) \
1018 	for (port_id = mlx5_eth_find_next(0, pci_dev); \
1019 	     port_id < RTE_MAX_ETHPORTS; \
1020 	     port_id = mlx5_eth_find_next(port_id + 1, pci_dev))
1021 int mlx5_args(struct mlx5_dev_config *config, struct rte_devargs *devargs);
1022 struct mlx5_dev_ctx_shared *
1023 mlx5_alloc_shared_dev_ctx(const struct mlx5_dev_spawn_data *spawn,
1024 			   const struct mlx5_dev_config *config);
1025 void mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh);
1026 void mlx5_free_table_hash_list(struct mlx5_priv *priv);
1027 int mlx5_alloc_table_hash_list(struct mlx5_priv *priv);
1028 void mlx5_set_min_inline(struct mlx5_dev_spawn_data *spawn,
1029 			 struct mlx5_dev_config *config);
1030 void mlx5_set_metadata_mask(struct rte_eth_dev *dev);
1031 int mlx5_dev_check_sibling_config(struct mlx5_priv *priv,
1032 				  struct mlx5_dev_config *config);
1033 int mlx5_dev_configure(struct rte_eth_dev *dev);
1034 int mlx5_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *info);
1035 int mlx5_fw_version_get(struct rte_eth_dev *dev, char *fw_ver, size_t fw_size);
1036 int mlx5_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
1037 int mlx5_hairpin_cap_get(struct rte_eth_dev *dev,
1038 			 struct rte_eth_hairpin_cap *cap);
1039 bool mlx5_flex_parser_ecpri_exist(struct rte_eth_dev *dev);
1040 int mlx5_flex_parser_ecpri_alloc(struct rte_eth_dev *dev);
1041 int mlx5_flow_aso_age_mng_init(struct mlx5_dev_ctx_shared *sh);
1042 
1043 /* mlx5_ethdev.c */
1044 
1045 int mlx5_dev_configure(struct rte_eth_dev *dev);
1046 int mlx5_fw_version_get(struct rte_eth_dev *dev, char *fw_ver,
1047 			size_t fw_size);
1048 int mlx5_dev_infos_get(struct rte_eth_dev *dev,
1049 		       struct rte_eth_dev_info *info);
1050 const uint32_t *mlx5_dev_supported_ptypes_get(struct rte_eth_dev *dev);
1051 int mlx5_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
1052 int mlx5_hairpin_cap_get(struct rte_eth_dev *dev,
1053 			 struct rte_eth_hairpin_cap *cap);
1054 eth_rx_burst_t mlx5_select_rx_function(struct rte_eth_dev *dev);
1055 struct mlx5_priv *mlx5_port_to_eswitch_info(uint16_t port, bool valid);
1056 struct mlx5_priv *mlx5_dev_to_eswitch_info(struct rte_eth_dev *dev);
1057 int mlx5_dev_configure_rss_reta(struct rte_eth_dev *dev);
1058 
1059 /* mlx5_ethdev_os.c */
1060 
1061 int mlx5_get_ifname(const struct rte_eth_dev *dev,
1062 			char (*ifname)[MLX5_NAMESIZE]);
1063 unsigned int mlx5_ifindex(const struct rte_eth_dev *dev);
1064 int mlx5_get_mac(struct rte_eth_dev *dev, uint8_t (*mac)[RTE_ETHER_ADDR_LEN]);
1065 int mlx5_get_mtu(struct rte_eth_dev *dev, uint16_t *mtu);
1066 int mlx5_set_mtu(struct rte_eth_dev *dev, uint16_t mtu);
1067 int mlx5_read_clock(struct rte_eth_dev *dev, uint64_t *clock);
1068 int mlx5_link_update(struct rte_eth_dev *dev, int wait_to_complete);
1069 int mlx5_dev_get_flow_ctrl(struct rte_eth_dev *dev,
1070 			   struct rte_eth_fc_conf *fc_conf);
1071 int mlx5_dev_set_flow_ctrl(struct rte_eth_dev *dev,
1072 			   struct rte_eth_fc_conf *fc_conf);
1073 void mlx5_dev_interrupt_handler(void *arg);
1074 void mlx5_dev_interrupt_handler_devx(void *arg);
1075 int mlx5_set_link_down(struct rte_eth_dev *dev);
1076 int mlx5_set_link_up(struct rte_eth_dev *dev);
1077 int mlx5_is_removed(struct rte_eth_dev *dev);
1078 int mlx5_sysfs_switch_info(unsigned int ifindex,
1079 			   struct mlx5_switch_info *info);
1080 void mlx5_translate_port_name(const char *port_name_in,
1081 			      struct mlx5_switch_info *port_info_out);
1082 void mlx5_intr_callback_unregister(const struct rte_intr_handle *handle,
1083 				   rte_intr_callback_fn cb_fn, void *cb_arg);
1084 int mlx5_sysfs_bond_info(unsigned int pf_ifindex, unsigned int *ifindex,
1085 			 char *ifname);
1086 int mlx5_get_module_info(struct rte_eth_dev *dev,
1087 			 struct rte_eth_dev_module_info *modinfo);
1088 int mlx5_get_module_eeprom(struct rte_eth_dev *dev,
1089 			   struct rte_dev_eeprom_info *info);
1090 int mlx5_os_read_dev_stat(struct mlx5_priv *priv,
1091 			  const char *ctr_name, uint64_t *stat);
1092 int mlx5_os_read_dev_counters(struct rte_eth_dev *dev, uint64_t *stats);
1093 int mlx5_os_get_stats_n(struct rte_eth_dev *dev);
1094 void mlx5_os_stats_init(struct rte_eth_dev *dev);
1095 
1096 /* mlx5_mac.c */
1097 
1098 void mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index);
1099 int mlx5_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
1100 		      uint32_t index, uint32_t vmdq);
1101 int mlx5_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr);
1102 int mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
1103 			struct rte_ether_addr *mc_addr_set,
1104 			uint32_t nb_mc_addr);
1105 
1106 /* mlx5_rss.c */
1107 
1108 int mlx5_rss_hash_update(struct rte_eth_dev *dev,
1109 			 struct rte_eth_rss_conf *rss_conf);
1110 int mlx5_rss_hash_conf_get(struct rte_eth_dev *dev,
1111 			   struct rte_eth_rss_conf *rss_conf);
1112 int mlx5_rss_reta_index_resize(struct rte_eth_dev *dev, unsigned int reta_size);
1113 int mlx5_dev_rss_reta_query(struct rte_eth_dev *dev,
1114 			    struct rte_eth_rss_reta_entry64 *reta_conf,
1115 			    uint16_t reta_size);
1116 int mlx5_dev_rss_reta_update(struct rte_eth_dev *dev,
1117 			     struct rte_eth_rss_reta_entry64 *reta_conf,
1118 			     uint16_t reta_size);
1119 
1120 /* mlx5_rxmode.c */
1121 
1122 int mlx5_promiscuous_enable(struct rte_eth_dev *dev);
1123 int mlx5_promiscuous_disable(struct rte_eth_dev *dev);
1124 int mlx5_allmulticast_enable(struct rte_eth_dev *dev);
1125 int mlx5_allmulticast_disable(struct rte_eth_dev *dev);
1126 
1127 /* mlx5_stats.c */
1128 
1129 int mlx5_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats);
1130 int mlx5_stats_reset(struct rte_eth_dev *dev);
1131 int mlx5_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *stats,
1132 		    unsigned int n);
1133 int mlx5_xstats_reset(struct rte_eth_dev *dev);
1134 int mlx5_xstats_get_names(struct rte_eth_dev *dev __rte_unused,
1135 			  struct rte_eth_xstat_name *xstats_names,
1136 			  unsigned int n);
1137 
1138 /* mlx5_vlan.c */
1139 
1140 int mlx5_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on);
1141 void mlx5_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on);
1142 int mlx5_vlan_offload_set(struct rte_eth_dev *dev, int mask);
1143 
1144 /* mlx5_vlan_os.c */
1145 
1146 void mlx5_vlan_vmwa_exit(void *ctx);
1147 void mlx5_vlan_vmwa_release(struct rte_eth_dev *dev,
1148 			    struct mlx5_vf_vlan *vf_vlan);
1149 void mlx5_vlan_vmwa_acquire(struct rte_eth_dev *dev,
1150 			    struct mlx5_vf_vlan *vf_vlan);
1151 void *mlx5_vlan_vmwa_init(struct rte_eth_dev *dev, uint32_t ifindex);
1152 
1153 /* mlx5_trigger.c */
1154 
1155 int mlx5_dev_start(struct rte_eth_dev *dev);
1156 int mlx5_dev_stop(struct rte_eth_dev *dev);
1157 int mlx5_traffic_enable(struct rte_eth_dev *dev);
1158 void mlx5_traffic_disable(struct rte_eth_dev *dev);
1159 int mlx5_traffic_restart(struct rte_eth_dev *dev);
1160 int mlx5_hairpin_queue_peer_update(struct rte_eth_dev *dev, uint16_t peer_queue,
1161 				   struct rte_hairpin_peer_info *current_info,
1162 				   struct rte_hairpin_peer_info *peer_info,
1163 				   uint32_t direction);
1164 int mlx5_hairpin_queue_peer_bind(struct rte_eth_dev *dev, uint16_t cur_queue,
1165 				 struct rte_hairpin_peer_info *peer_info,
1166 				 uint32_t direction);
1167 int mlx5_hairpin_queue_peer_unbind(struct rte_eth_dev *dev, uint16_t cur_queue,
1168 				   uint32_t direction);
1169 int mlx5_hairpin_bind(struct rte_eth_dev *dev, uint16_t rx_port);
1170 int mlx5_hairpin_unbind(struct rte_eth_dev *dev, uint16_t rx_port);
1171 int mlx5_hairpin_get_peer_ports(struct rte_eth_dev *dev, uint16_t *peer_ports,
1172 				size_t len, uint32_t direction);
1173 
1174 /* mlx5_flow.c */
1175 
1176 int mlx5_flow_discover_mreg_c(struct rte_eth_dev *eth_dev);
1177 bool mlx5_flow_ext_mreg_supported(struct rte_eth_dev *dev);
1178 void mlx5_flow_print(struct rte_flow *flow);
1179 int mlx5_flow_validate(struct rte_eth_dev *dev,
1180 		       const struct rte_flow_attr *attr,
1181 		       const struct rte_flow_item items[],
1182 		       const struct rte_flow_action actions[],
1183 		       struct rte_flow_error *error);
1184 struct rte_flow *mlx5_flow_create(struct rte_eth_dev *dev,
1185 				  const struct rte_flow_attr *attr,
1186 				  const struct rte_flow_item items[],
1187 				  const struct rte_flow_action actions[],
1188 				  struct rte_flow_error *error);
1189 int mlx5_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
1190 		      struct rte_flow_error *error);
1191 void mlx5_flow_list_flush(struct rte_eth_dev *dev, uint32_t *list, bool active);
1192 int mlx5_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error);
1193 int mlx5_flow_query(struct rte_eth_dev *dev, struct rte_flow *flow,
1194 		    const struct rte_flow_action *action, void *data,
1195 		    struct rte_flow_error *error);
1196 int mlx5_flow_isolate(struct rte_eth_dev *dev, int enable,
1197 		      struct rte_flow_error *error);
1198 int mlx5_dev_filter_ctrl(struct rte_eth_dev *dev,
1199 			 enum rte_filter_type filter_type,
1200 			 enum rte_filter_op filter_op,
1201 			 void *arg);
1202 int mlx5_flow_start_default(struct rte_eth_dev *dev);
1203 void mlx5_flow_stop_default(struct rte_eth_dev *dev);
1204 int mlx5_flow_verify(struct rte_eth_dev *dev);
1205 int mlx5_ctrl_flow_source_queue(struct rte_eth_dev *dev, uint32_t queue);
1206 int mlx5_ctrl_flow_vlan(struct rte_eth_dev *dev,
1207 			struct rte_flow_item_eth *eth_spec,
1208 			struct rte_flow_item_eth *eth_mask,
1209 			struct rte_flow_item_vlan *vlan_spec,
1210 			struct rte_flow_item_vlan *vlan_mask);
1211 int mlx5_ctrl_flow(struct rte_eth_dev *dev,
1212 		   struct rte_flow_item_eth *eth_spec,
1213 		   struct rte_flow_item_eth *eth_mask);
1214 int mlx5_flow_lacp_miss(struct rte_eth_dev *dev);
1215 struct rte_flow *mlx5_flow_create_esw_table_zero_flow(struct rte_eth_dev *dev);
1216 int mlx5_flow_create_drop_queue(struct rte_eth_dev *dev);
1217 void mlx5_flow_delete_drop_queue(struct rte_eth_dev *dev);
1218 void mlx5_flow_async_pool_query_handle(struct mlx5_dev_ctx_shared *sh,
1219 				       uint64_t async_id, int status);
1220 void mlx5_set_query_alarm(struct mlx5_dev_ctx_shared *sh);
1221 void mlx5_flow_query_alarm(void *arg);
1222 uint32_t mlx5_counter_alloc(struct rte_eth_dev *dev);
1223 void mlx5_counter_free(struct rte_eth_dev *dev, uint32_t cnt);
1224 int mlx5_counter_query(struct rte_eth_dev *dev, uint32_t cnt,
1225 		       bool clear, uint64_t *pkts, uint64_t *bytes);
1226 int mlx5_flow_dev_dump(struct rte_eth_dev *dev, FILE *file,
1227 		       struct rte_flow_error *error);
1228 void mlx5_flow_rxq_dynf_metadata_set(struct rte_eth_dev *dev);
1229 int mlx5_flow_get_aged_flows(struct rte_eth_dev *dev, void **contexts,
1230 			uint32_t nb_contexts, struct rte_flow_error *error);
1231 
1232 /* mlx5_mp_os.c */
1233 
1234 int mlx5_mp_os_primary_handle(const struct rte_mp_msg *mp_msg,
1235 			      const void *peer);
1236 int mlx5_mp_os_secondary_handle(const struct rte_mp_msg *mp_msg,
1237 				const void *peer);
1238 void mlx5_mp_os_req_start_rxtx(struct rte_eth_dev *dev);
1239 void mlx5_mp_os_req_stop_rxtx(struct rte_eth_dev *dev);
1240 int mlx5_mp_os_req_queue_control(struct rte_eth_dev *dev, uint16_t queue_id,
1241 				 enum mlx5_mp_req_type req_type);
1242 
1243 /* mlx5_socket.c */
1244 
1245 int mlx5_pmd_socket_init(void);
1246 
1247 /* mlx5_flow_meter.c */
1248 
1249 int mlx5_flow_meter_ops_get(struct rte_eth_dev *dev, void *arg);
1250 struct mlx5_flow_meter *mlx5_flow_meter_find(struct mlx5_priv *priv,
1251 					     uint32_t meter_id);
1252 struct mlx5_flow_meter *mlx5_flow_meter_attach
1253 					(struct mlx5_priv *priv,
1254 					 uint32_t meter_id,
1255 					 const struct rte_flow_attr *attr,
1256 					 struct rte_flow_error *error);
1257 void mlx5_flow_meter_detach(struct mlx5_flow_meter *fm);
1258 
1259 /* mlx5_os.c */
1260 struct rte_pci_driver;
1261 int mlx5_os_get_dev_attr(void *ctx, struct mlx5_dev_attr *dev_attr);
1262 void mlx5_os_free_shared_dr(struct mlx5_priv *priv);
1263 int mlx5_os_open_device(const struct mlx5_dev_spawn_data *spawn,
1264 			 const struct mlx5_dev_config *config,
1265 			 struct mlx5_dev_ctx_shared *sh);
1266 int mlx5_os_get_pdn(void *pd, uint32_t *pdn);
1267 int mlx5_os_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1268 		       struct rte_pci_device *pci_dev);
1269 void mlx5_os_dev_shared_handler_install(struct mlx5_dev_ctx_shared *sh);
1270 void mlx5_os_dev_shared_handler_uninstall(struct mlx5_dev_ctx_shared *sh);
1271 void mlx5_os_set_reg_mr_cb(mlx5_reg_mr_t *reg_mr_cb,
1272 			   mlx5_dereg_mr_t *dereg_mr_cb);
1273 void mlx5_os_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index);
1274 int mlx5_os_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
1275 			 uint32_t index);
1276 int mlx5_os_vf_mac_addr_modify(struct mlx5_priv *priv, unsigned int iface_idx,
1277 			       struct rte_ether_addr *mac_addr,
1278 			       int vf_index);
1279 int mlx5_os_set_promisc(struct rte_eth_dev *dev, int enable);
1280 int mlx5_os_set_allmulti(struct rte_eth_dev *dev, int enable);
1281 int mlx5_os_set_nonblock_channel_fd(int fd);
1282 void mlx5_os_mac_addr_flush(struct rte_eth_dev *dev);
1283 
1284 /* mlx5_txpp.c */
1285 
1286 int mlx5_txpp_start(struct rte_eth_dev *dev);
1287 void mlx5_txpp_stop(struct rte_eth_dev *dev);
1288 int mlx5_txpp_read_clock(struct rte_eth_dev *dev, uint64_t *timestamp);
1289 int mlx5_txpp_xstats_get(struct rte_eth_dev *dev,
1290 			 struct rte_eth_xstat *stats,
1291 			 unsigned int n, unsigned int n_used);
1292 int mlx5_txpp_xstats_reset(struct rte_eth_dev *dev);
1293 int mlx5_txpp_xstats_get_names(struct rte_eth_dev *dev,
1294 			       struct rte_eth_xstat_name *xstats_names,
1295 			       unsigned int n, unsigned int n_used);
1296 void mlx5_txpp_interrupt_handler(void *cb_arg);
1297 
1298 /* mlx5_rxtx.c */
1299 
1300 eth_tx_burst_t mlx5_select_tx_function(struct rte_eth_dev *dev);
1301 
1302 /* mlx5_flow_age.c */
1303 
1304 int mlx5_aso_queue_init(struct mlx5_dev_ctx_shared *sh);
1305 int mlx5_aso_queue_start(struct mlx5_dev_ctx_shared *sh);
1306 int mlx5_aso_queue_stop(struct mlx5_dev_ctx_shared *sh);
1307 void mlx5_aso_queue_uninit(struct mlx5_dev_ctx_shared *sh);
1308 
1309 #endif /* RTE_PMD_MLX5_H_ */
1310