1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2019 Mellanox Technologies, Ltd
5 #ifndef RTE_PMD_MLX5_DEVX_CMDS_H_
6 #define RTE_PMD_MLX5_DEVX_CMDS_H_
10 #include <rte_compat.h>
13 * Defines the amount of retries to allocate the first UAR in the page.
14 * OFED 5.0.x and Upstream rdma_core before v29 returned the NULL as
15 * UAR base address if UAR was not the first object in the UAR page.
16 * It caused the PMD failure and we should try to get another UAR
17 * till we get the first one with non-NULL base address returned.
19 #define MLX5_ALLOC_UAR_RETRY 32
21 /* This is limitation of libibverbs: in length variable type is u16. */
22 #define MLX5_DEVX_MAX_KLM_ENTRIES ((UINT16_MAX - \
23 MLX5_ST_SZ_DW(create_mkey_in) * 4) / (MLX5_ST_SZ_DW(klm) * 4))
25 struct mlx5_devx_mkey_attr {
30 uint32_t log_entity_size;
32 uint32_t relaxed_ordering_write:1;
33 uint32_t relaxed_ordering_read:1;
36 uint32_t set_remote_rw:1;
37 struct mlx5_klm *klm_array;
41 /* HCA qos attributes. */
42 struct mlx5_hca_qos_attr {
43 uint32_t sup:1; /* Whether QOS is supported. */
44 uint32_t flow_meter_old:1; /* Flow meter is supported, old version. */
45 uint32_t packet_pacing:1; /* Packet pacing is supported. */
46 uint32_t wqe_rate_pp:1; /* Packet pacing WQE rate mode. */
47 uint32_t flow_meter:1;
49 * Flow meter is supported, updated version.
50 * When flow_meter is 1, it indicates that REG_C sharing is supported.
51 * If flow_meter is 1, flow_meter_old is also 1.
52 * Using older driver versions, flow_meter_old can be 1
53 * while flow_meter is 0.
55 uint32_t flow_meter_aso_sup:1;
56 /* Whether FLOW_METER_ASO Object is supported. */
57 uint8_t log_max_flow_meter;
58 /* Power of the maximum supported meters. */
59 uint8_t flow_meter_reg_c_ids;
60 /* Bitmap of the reg_Cs available for flow meter to use. */
61 uint32_t log_meter_aso_granularity:5;
62 /* Power of the minimum allocation granularity Object. */
63 uint32_t log_meter_aso_max_alloc:5;
64 /* Power of the maximum allocation granularity Object. */
65 uint32_t log_max_num_meter_aso:5;
66 /* Power of the maximum number of supported objects. */
70 struct mlx5_hca_vdpa_attr {
71 uint8_t virtio_queue_type;
73 uint32_t desc_tunnel_offload_type:1;
74 uint32_t eth_frame_offload_type:1;
75 uint32_t virtio_version_1_0:1;
80 uint32_t event_mode:3;
81 uint32_t log_doorbell_stride:5;
82 uint32_t log_doorbell_bar_size:5;
83 uint32_t queue_counters_valid:1;
84 uint32_t max_num_virtio_queues;
89 uint64_t doorbell_bar_offset;
92 /* HCA supports this number of time periods for LRO. */
93 #define MLX5_LRO_NUM_SUPP_PERIODS 4
96 struct mlx5_hca_attr {
97 uint32_t eswitch_manager:1;
98 uint32_t flow_counters_dump:1;
99 uint32_t log_max_rqt_size:5;
100 uint32_t parse_graph_flex_node:1;
101 uint8_t flow_counter_bulk_alloc_bitmap;
102 uint32_t eth_net_offloads:1;
104 uint32_t wqe_vlan_insert:1;
105 uint32_t wqe_inline_mode:2;
106 uint32_t vport_inline_mode:3;
107 uint32_t tunnel_stateless_geneve_rx:1;
108 uint32_t geneve_max_opt_len:1; /* 0x0: 14DW, 0x1: 63DW */
109 uint32_t tunnel_stateless_gtp:1;
111 uint32_t tunnel_lro_gre:1;
112 uint32_t tunnel_lro_vxlan:1;
113 uint32_t lro_max_msg_sz_mode:2;
114 uint32_t lro_timer_supported_periods[MLX5_LRO_NUM_SUPP_PERIODS];
115 uint16_t lro_min_mss_size;
116 uint32_t flex_parser_protocols;
117 uint32_t max_geneve_tlv_options;
118 uint32_t max_geneve_tlv_option_data_len;
120 uint32_t log_max_hairpin_queues:5;
121 uint32_t log_max_hairpin_wq_data_sz:5;
122 uint32_t log_max_hairpin_num_packets:5;
124 uint32_t relaxed_ordering_write:1;
125 uint32_t relaxed_ordering_read:1;
126 uint32_t access_register_user:1;
127 uint32_t wqe_index_ignore:1;
128 uint32_t cross_channel:1;
129 uint32_t non_wire_sq:1; /* SQ with non-wire ops is supported. */
130 uint32_t log_max_static_sq_wq:5; /* Static WQE size SQ. */
131 uint32_t num_lag_ports:4; /* Number of ports can be bonded. */
132 uint32_t dev_freq_khz; /* Timestamp counter frequency, kHz. */
133 uint32_t scatter_fcs_w_decap_disable:1;
134 uint32_t flow_hit_aso:1; /* General obj type FLOW_HIT_ASO supported. */
136 uint32_t rq_ts_format:2;
137 uint32_t sq_ts_format:2;
138 uint32_t qp_ts_format:2;
140 uint32_t reg_c_preserve:1;
141 uint32_t crypto:1; /* Crypto engine is supported. */
142 uint32_t aes_xts:1; /* AES-XTS crypto is supported. */
143 uint32_t dek:1; /* General obj type DEK is supported. */
144 uint32_t regexp_num_of_engines;
145 uint32_t log_max_ft_sampler_num:8;
146 uint32_t geneve_tlv_opt;
147 uint32_t cqe_compression:1;
148 uint32_t mini_cqe_resp_flow_tag:1;
149 uint32_t mini_cqe_resp_l3_l4_tag:1;
150 struct mlx5_hca_qos_attr qos;
151 struct mlx5_hca_vdpa_attr vdpa;
157 uint32_t log_max_mrw_sz;
158 uint32_t log_max_srq;
159 uint32_t log_max_srq_sz;
160 uint32_t rss_ind_tbl_cap;
161 uint32_t mmo_dma_en:1;
162 uint32_t mmo_compress_en:1;
163 uint32_t mmo_decompress_en:1;
164 uint32_t compress_min_block_size:4;
165 uint32_t log_max_mmo_dma:5;
166 uint32_t log_max_mmo_compress:5;
167 uint32_t log_max_mmo_decompress:5;
168 uint32_t umr_modify_entity_size_disabled:1;
169 uint32_t umr_indirect_mkey_disabled:1;
172 struct mlx5_devx_wq_attr {
174 uint32_t wq_signature:1;
175 uint32_t end_padding_mode:2;
177 uint32_t hds_skip_first_sge:1;
178 uint32_t log2_hds_buf_size:3;
179 uint32_t page_offset:5;
182 uint32_t uar_page:24;
186 uint32_t log_wq_stride:4;
187 uint32_t log_wq_pg_sz:5;
188 uint32_t log_wq_sz:5;
189 uint32_t dbr_umem_valid:1;
190 uint32_t wq_umem_valid:1;
191 uint32_t log_hairpin_num_packets:5;
192 uint32_t log_hairpin_data_sz:5;
193 uint32_t single_wqe_log_num_of_strides:4;
194 uint32_t two_byte_shift_en:1;
195 uint32_t single_stride_log_num_of_bytes:3;
196 uint32_t dbr_umem_id;
198 uint64_t wq_umem_offset;
201 /* Create RQ attributes structure, used by create RQ operation. */
202 struct mlx5_devx_create_rq_attr {
204 uint32_t delay_drop_en:1;
205 uint32_t scatter_fcs:1;
207 uint32_t mem_rq_type:4;
209 uint32_t flush_in_error_en:1;
211 uint32_t ts_format:2;
212 uint32_t user_index:24;
214 uint32_t counter_set_id:8;
216 struct mlx5_devx_wq_attr wq_attr;
219 /* Modify RQ attributes structure, used by modify RQ operation. */
220 struct mlx5_devx_modify_rq_attr {
222 uint32_t rq_state:4; /* Current RQ state. */
223 uint32_t state:4; /* Required RQ state. */
224 uint32_t scatter_fcs:1;
226 uint32_t counter_set_id:8;
227 uint32_t hairpin_peer_sq:24;
228 uint32_t hairpin_peer_vhca:16;
229 uint64_t modify_bitmask;
230 uint32_t lwm:16; /* Contained WQ lwm. */
233 struct mlx5_rx_hash_field_select {
234 uint32_t l3_prot_type:1;
235 uint32_t l4_prot_type:1;
236 uint32_t selected_fields:30;
239 /* TIR attributes structure, used by TIR operations. */
240 struct mlx5_devx_tir_attr {
241 uint32_t disp_type:4;
242 uint32_t lro_timeout_period_usecs:16;
243 uint32_t lro_enable_mask:4;
244 uint32_t lro_max_msg_sz:8;
245 uint32_t inline_rqn:24;
246 uint32_t rx_hash_symmetric:1;
247 uint32_t tunneled_offload_en:1;
248 uint32_t indirect_table:24;
249 uint32_t rx_hash_fn:4;
250 uint32_t self_lb_block:2;
251 uint32_t transport_domain:24;
252 uint8_t rx_hash_toeplitz_key[MLX5_RSS_HASH_KEY_LEN];
253 struct mlx5_rx_hash_field_select rx_hash_field_selector_outer;
254 struct mlx5_rx_hash_field_select rx_hash_field_selector_inner;
257 /* TIR attributes structure, used by TIR modify. */
258 struct mlx5_devx_modify_tir_attr {
260 uint64_t modify_bitmask;
261 struct mlx5_devx_tir_attr tir;
264 /* RQT attributes structure, used by RQT operations. */
265 struct mlx5_devx_rqt_attr {
267 uint32_t rqt_max_size:16;
268 uint32_t rqt_actual_size:16;
272 /* TIS attributes structure. */
273 struct mlx5_devx_tis_attr {
274 uint32_t strict_lag_tx_port_affinity:1;
276 uint32_t lag_tx_port_affinity:4;
278 uint32_t transport_domain:24;
281 /* SQ attributes structure, used by SQ create operation. */
282 struct mlx5_devx_create_sq_attr {
284 uint32_t cd_master:1;
286 uint32_t flush_in_error_en:1;
287 uint32_t allow_multi_pkt_send_wqe:1;
288 uint32_t min_wqe_inline_mode:3;
291 uint32_t allow_swp:1;
294 uint32_t static_sq_wq:1;
295 uint32_t ts_format:2;
296 uint32_t user_index:24;
298 uint32_t packet_pacing_rate_limit_index:16;
299 uint32_t tis_lst_sz:16;
301 struct mlx5_devx_wq_attr wq_attr;
304 /* SQ attributes structure, used by SQ modify operation. */
305 struct mlx5_devx_modify_sq_attr {
308 uint32_t hairpin_peer_rq:24;
309 uint32_t hairpin_peer_vhca:16;
313 /* CQ attributes structure, used by CQ operations. */
314 struct mlx5_devx_cq_attr {
315 uint32_t q_umem_valid:1;
316 uint32_t db_umem_valid:1;
317 uint32_t use_first_only:1;
318 uint32_t overrun_ignore:1;
319 uint32_t cqe_comp_en:1;
320 uint32_t mini_cqe_res_format:2;
321 uint32_t mini_cqe_res_format_ext:2;
322 uint32_t log_cq_size:5;
323 uint32_t log_page_size:5;
324 uint32_t uar_page_id;
326 uint64_t q_umem_offset;
328 uint64_t db_umem_offset;
333 /* Virtq attributes structure, used by VIRTQ operations. */
334 struct mlx5_devx_virtq_attr {
335 uint16_t hw_available_index;
336 uint16_t hw_used_index;
339 uint32_t virtio_version_1_0:1;
344 uint32_t event_mode:3;
346 uint32_t hw_latency_mode:2;
347 uint32_t hw_max_latency_us:12;
348 uint32_t hw_max_pending_comp:16;
349 uint32_t dirty_bitmap_dump_enable:1;
350 uint32_t dirty_bitmap_mkey;
351 uint32_t dirty_bitmap_size;
354 uint32_t queue_index;
356 uint32_t counters_obj_id;
357 uint64_t dirty_bitmap_addr;
361 uint64_t available_addr;
371 struct mlx5_devx_qp_attr {
373 uint32_t uar_index:24;
375 uint32_t log_page_size:5;
376 uint32_t rq_size:17; /* Must be power of 2. */
377 uint32_t log_rq_stride:3;
378 uint32_t sq_size:17; /* Must be power of 2. */
379 uint32_t ts_format:2;
380 uint32_t dbr_umem_valid:1;
381 uint32_t dbr_umem_id;
382 uint64_t dbr_address;
384 uint64_t wq_umem_offset;
387 struct mlx5_devx_virtio_q_couners_attr {
388 uint64_t received_desc;
389 uint64_t completed_desc;
391 uint32_t bad_desc_errors;
392 uint32_t exceed_max_chain;
393 uint32_t invalid_buffer;
397 * graph flow match sample attributes structure,
398 * used by flex parser operations.
400 struct mlx5_devx_match_sample_attr {
401 uint32_t flow_match_sample_en:1;
402 uint32_t flow_match_sample_field_offset:16;
403 uint32_t flow_match_sample_offset_mode:4;
404 uint32_t flow_match_sample_field_offset_mask;
405 uint32_t flow_match_sample_field_offset_shift:4;
406 uint32_t flow_match_sample_field_base_offset:8;
407 uint32_t flow_match_sample_tunnel_mode:3;
408 uint32_t flow_match_sample_field_id;
411 /* graph node arc attributes structure, used by flex parser operations. */
412 struct mlx5_devx_graph_arc_attr {
413 uint32_t compare_condition_value:16;
414 uint32_t start_inner_tunnel:1;
415 uint32_t arc_parse_graph_node:8;
416 uint32_t parse_graph_node_handle;
419 /* Maximal number of samples per graph node. */
420 #define MLX5_GRAPH_NODE_SAMPLE_NUM 8
422 /* Maximal number of input/output arcs per graph node. */
423 #define MLX5_GRAPH_NODE_ARC_NUM 8
425 /* parse graph node attributes structure, used by flex parser operations. */
426 struct mlx5_devx_graph_node_attr {
427 uint32_t modify_field_select;
428 uint32_t header_length_mode:4;
429 uint32_t header_length_base_value:16;
430 uint32_t header_length_field_shift:4;
431 uint32_t header_length_field_offset:16;
432 uint32_t header_length_field_mask;
433 struct mlx5_devx_match_sample_attr sample[MLX5_GRAPH_NODE_SAMPLE_NUM];
434 uint32_t next_header_field_offset:16;
435 uint32_t next_header_field_size:5;
436 struct mlx5_devx_graph_arc_attr in[MLX5_GRAPH_NODE_ARC_NUM];
437 struct mlx5_devx_graph_arc_attr out[MLX5_GRAPH_NODE_ARC_NUM];
440 /* Encryption key size is up to 1024 bit, 128 bytes. */
441 #define MLX5_CRYPTO_KEY_MAX_SIZE 128
443 struct mlx5_devx_dek_attr {
445 uint32_t has_keytag:1;
446 uint32_t key_purpose:4;
449 uint8_t key[MLX5_CRYPTO_KEY_MAX_SIZE];
452 /* mlx5_devx_cmds.c */
455 struct mlx5_devx_obj *mlx5_devx_cmd_flow_counter_alloc(void *ctx,
458 int mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj);
460 int mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
461 int clear, uint32_t n_counters,
462 uint64_t *pkts, uint64_t *bytes,
463 uint32_t mkey, void *addr,
467 int mlx5_devx_cmd_query_hca_attr(void *ctx,
468 struct mlx5_hca_attr *attr);
470 struct mlx5_devx_obj *mlx5_devx_cmd_mkey_create(void *ctx,
471 struct mlx5_devx_mkey_attr *attr);
473 int mlx5_devx_get_out_command_status(void *out);
475 int mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
478 struct mlx5_devx_obj *mlx5_devx_cmd_create_rq(void *ctx,
479 struct mlx5_devx_create_rq_attr *rq_attr,
482 int mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
483 struct mlx5_devx_modify_rq_attr *rq_attr);
485 struct mlx5_devx_obj *mlx5_devx_cmd_create_tir(void *ctx,
486 struct mlx5_devx_tir_attr *tir_attr);
488 struct mlx5_devx_obj *mlx5_devx_cmd_create_rqt(void *ctx,
489 struct mlx5_devx_rqt_attr *rqt_attr);
491 struct mlx5_devx_obj *mlx5_devx_cmd_create_sq(void *ctx,
492 struct mlx5_devx_create_sq_attr *sq_attr);
494 int mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
495 struct mlx5_devx_modify_sq_attr *sq_attr);
497 struct mlx5_devx_obj *mlx5_devx_cmd_create_tis(void *ctx,
498 struct mlx5_devx_tis_attr *tis_attr);
500 struct mlx5_devx_obj *mlx5_devx_cmd_create_td(void *ctx);
502 int mlx5_devx_cmd_flow_dump(void *fdb_domain, void *rx_domain, void *tx_domain,
505 int mlx5_devx_cmd_flow_single_dump(void *rule, FILE *file);
507 struct mlx5_devx_obj *mlx5_devx_cmd_create_cq(void *ctx,
508 struct mlx5_devx_cq_attr *attr);
510 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtq(void *ctx,
511 struct mlx5_devx_virtq_attr *attr);
513 int mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
514 struct mlx5_devx_virtq_attr *attr);
516 int mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
517 struct mlx5_devx_virtq_attr *attr);
519 struct mlx5_devx_obj *mlx5_devx_cmd_create_qp(void *ctx,
520 struct mlx5_devx_qp_attr *attr);
522 int mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp,
523 uint32_t qp_st_mod_op, uint32_t remote_qp_id);
525 int mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
526 struct mlx5_devx_rqt_attr *rqt_attr);
528 int mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
529 struct mlx5_devx_modify_tir_attr *tir_attr);
531 int mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
532 uint32_t ids[], uint32_t num);
535 struct mlx5_devx_obj *mlx5_devx_cmd_create_flex_parser(void *ctx,
536 struct mlx5_devx_graph_node_attr *data);
539 int mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id,
540 uint32_t arg, uint32_t *data, uint32_t dw_cnt);
543 struct mlx5_devx_obj *
544 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
545 uint16_t class, uint8_t type, uint8_t len);
548 * Create virtio queue counters object DevX API.
554 * The DevX object created, NULL otherwise and rte_errno is set.
557 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtio_q_counters(void *ctx);
560 * Query virtio queue counters object using DevX API.
562 * @param[in] couners_obj
563 * Pointer to virtq object structure.
564 * @param [in/out] attr
565 * Pointer to virtio queue counters attributes structure.
568 * 0 on success, a negative errno value otherwise and rte_errno is set.
571 int mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
572 struct mlx5_devx_virtio_q_couners_attr *attr);
574 struct mlx5_devx_obj *mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx,
577 struct mlx5_devx_obj *mlx5_devx_cmd_alloc_pd(void *ctx);
580 int mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id);
583 struct mlx5_devx_obj *mlx5_devx_cmd_queue_counter_alloc(void *ctx);
585 int mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
586 uint32_t *out_of_buffers);
588 * Create general object of type FLOW_METER_ASO using DevX API..
593 * PD value to associate the FLOW_METER_ASO object with.
594 * @param [in] log_obj_size
595 * log_obj_size define to allocate number of 2 * meters
596 * in one FLOW_METER_ASO object.
599 * The DevX object created, NULL otherwise and rte_errno is set.
602 struct mlx5_devx_obj *mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx,
603 uint32_t pd, uint32_t log_obj_size);
605 struct mlx5_devx_obj *
606 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr);
608 #endif /* RTE_PMD_MLX5_DEVX_CMDS_H_ */