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;
34 struct mlx5_klm *klm_array;
38 /* HCA qos attributes. */
39 struct mlx5_hca_qos_attr {
40 uint32_t sup:1; /* Whether QOS is supported. */
41 uint32_t flow_meter_old:1; /* Flow meter is supported, old version. */
42 uint32_t packet_pacing:1; /* Packet pacing is supported. */
43 uint32_t wqe_rate_pp:1; /* Packet pacing WQE rate mode. */
44 uint32_t flow_meter:1;
46 * Flow meter is supported, updated version.
47 * When flow_meter is 1, it indicates that REG_C sharing is supported.
48 * If flow_meter is 1, flow_meter_old is also 1.
49 * Using older driver versions, flow_meter_old can be 1
50 * while flow_meter is 0.
52 uint8_t log_max_flow_meter;
53 /* Power of the maximum supported meters. */
54 uint8_t flow_meter_reg_c_ids;
55 /* Bitmap of the reg_Cs available for flow meter to use. */
59 struct mlx5_hca_vdpa_attr {
60 uint8_t virtio_queue_type;
62 uint32_t desc_tunnel_offload_type:1;
63 uint32_t eth_frame_offload_type:1;
64 uint32_t virtio_version_1_0:1;
69 uint32_t event_mode:3;
70 uint32_t log_doorbell_stride:5;
71 uint32_t log_doorbell_bar_size:5;
72 uint32_t queue_counters_valid:1;
73 uint32_t max_num_virtio_queues;
78 uint64_t doorbell_bar_offset;
81 /* HCA supports this number of time periods for LRO. */
82 #define MLX5_LRO_NUM_SUPP_PERIODS 4
85 struct mlx5_hca_attr {
86 uint32_t eswitch_manager:1;
87 uint32_t flow_counters_dump:1;
88 uint32_t log_max_rqt_size:5;
89 uint32_t parse_graph_flex_node:1;
90 uint8_t flow_counter_bulk_alloc_bitmap;
91 uint32_t eth_net_offloads:1;
93 uint32_t wqe_vlan_insert:1;
94 uint32_t wqe_inline_mode:2;
95 uint32_t vport_inline_mode:3;
96 uint32_t tunnel_stateless_geneve_rx:1;
97 uint32_t geneve_max_opt_len:1; /* 0x0: 14DW, 0x1: 63DW */
98 uint32_t tunnel_stateless_gtp:1;
100 uint32_t tunnel_lro_gre:1;
101 uint32_t tunnel_lro_vxlan:1;
102 uint32_t lro_max_msg_sz_mode:2;
103 uint32_t lro_timer_supported_periods[MLX5_LRO_NUM_SUPP_PERIODS];
104 uint16_t lro_min_mss_size;
105 uint32_t flex_parser_protocols;
106 uint32_t max_geneve_tlv_options;
107 uint32_t max_geneve_tlv_option_data_len;
109 uint32_t log_max_hairpin_queues:5;
110 uint32_t log_max_hairpin_wq_data_sz:5;
111 uint32_t log_max_hairpin_num_packets:5;
113 uint32_t relaxed_ordering_write:1;
114 uint32_t relaxed_ordering_read:1;
115 uint32_t access_register_user:1;
116 uint32_t wqe_index_ignore:1;
117 uint32_t cross_channel:1;
118 uint32_t non_wire_sq:1; /* SQ with non-wire ops is supported. */
119 uint32_t log_max_static_sq_wq:5; /* Static WQE size SQ. */
120 uint32_t num_lag_ports:4; /* Number of ports can be bonded. */
121 uint32_t dev_freq_khz; /* Timestamp counter frequency, kHz. */
122 uint32_t scatter_fcs_w_decap_disable:1;
123 uint32_t flow_hit_aso:1; /* General obj type FLOW_HIT_ASO supported. */
125 uint32_t reg_c_preserve:1;
126 uint32_t regexp_num_of_engines;
127 uint32_t log_max_ft_sampler_num:8;
128 uint32_t geneve_tlv_opt;
129 uint32_t cqe_compression:1;
130 uint32_t mini_cqe_resp_flow_tag:1;
131 uint32_t mini_cqe_resp_l3_l4_tag:1;
132 struct mlx5_hca_qos_attr qos;
133 struct mlx5_hca_vdpa_attr vdpa;
139 uint32_t log_max_mrw_sz;
140 uint32_t log_max_srq;
141 uint32_t log_max_srq_sz;
142 uint32_t rss_ind_tbl_cap;
143 uint32_t mmo_dma_en:1;
144 uint32_t mmo_compress_en:1;
145 uint32_t mmo_decompress_en:1;
146 uint32_t compress_min_block_size:4;
147 uint32_t log_max_mmo_dma:5;
148 uint32_t log_max_mmo_compress:5;
149 uint32_t log_max_mmo_decompress:5;
152 struct mlx5_devx_wq_attr {
154 uint32_t wq_signature:1;
155 uint32_t end_padding_mode:2;
157 uint32_t hds_skip_first_sge:1;
158 uint32_t log2_hds_buf_size:3;
159 uint32_t page_offset:5;
162 uint32_t uar_page:24;
166 uint32_t log_wq_stride:4;
167 uint32_t log_wq_pg_sz:5;
168 uint32_t log_wq_sz:5;
169 uint32_t dbr_umem_valid:1;
170 uint32_t wq_umem_valid:1;
171 uint32_t log_hairpin_num_packets:5;
172 uint32_t log_hairpin_data_sz:5;
173 uint32_t single_wqe_log_num_of_strides:4;
174 uint32_t two_byte_shift_en:1;
175 uint32_t single_stride_log_num_of_bytes:3;
176 uint32_t dbr_umem_id;
178 uint64_t wq_umem_offset;
181 /* Create RQ attributes structure, used by create RQ operation. */
182 struct mlx5_devx_create_rq_attr {
184 uint32_t delay_drop_en:1;
185 uint32_t scatter_fcs:1;
187 uint32_t mem_rq_type:4;
189 uint32_t flush_in_error_en:1;
191 uint32_t user_index:24;
193 uint32_t counter_set_id:8;
195 struct mlx5_devx_wq_attr wq_attr;
198 /* Modify RQ attributes structure, used by modify RQ operation. */
199 struct mlx5_devx_modify_rq_attr {
201 uint32_t rq_state:4; /* Current RQ state. */
202 uint32_t state:4; /* Required RQ state. */
203 uint32_t scatter_fcs:1;
205 uint32_t counter_set_id:8;
206 uint32_t hairpin_peer_sq:24;
207 uint32_t hairpin_peer_vhca:16;
208 uint64_t modify_bitmask;
209 uint32_t lwm:16; /* Contained WQ lwm. */
212 struct mlx5_rx_hash_field_select {
213 uint32_t l3_prot_type:1;
214 uint32_t l4_prot_type:1;
215 uint32_t selected_fields:30;
218 /* TIR attributes structure, used by TIR operations. */
219 struct mlx5_devx_tir_attr {
220 uint32_t disp_type:4;
221 uint32_t lro_timeout_period_usecs:16;
222 uint32_t lro_enable_mask:4;
223 uint32_t lro_max_msg_sz:8;
224 uint32_t inline_rqn:24;
225 uint32_t rx_hash_symmetric:1;
226 uint32_t tunneled_offload_en:1;
227 uint32_t indirect_table:24;
228 uint32_t rx_hash_fn:4;
229 uint32_t self_lb_block:2;
230 uint32_t transport_domain:24;
231 uint8_t rx_hash_toeplitz_key[MLX5_RSS_HASH_KEY_LEN];
232 struct mlx5_rx_hash_field_select rx_hash_field_selector_outer;
233 struct mlx5_rx_hash_field_select rx_hash_field_selector_inner;
236 /* TIR attributes structure, used by TIR modify. */
237 struct mlx5_devx_modify_tir_attr {
239 uint64_t modify_bitmask;
240 struct mlx5_devx_tir_attr tir;
243 /* RQT attributes structure, used by RQT operations. */
244 struct mlx5_devx_rqt_attr {
246 uint32_t rqt_max_size:16;
247 uint32_t rqt_actual_size:16;
251 /* TIS attributes structure. */
252 struct mlx5_devx_tis_attr {
253 uint32_t strict_lag_tx_port_affinity:1;
255 uint32_t lag_tx_port_affinity:4;
257 uint32_t transport_domain:24;
260 /* SQ attributes structure, used by SQ create operation. */
261 struct mlx5_devx_create_sq_attr {
263 uint32_t cd_master:1;
265 uint32_t flush_in_error_en:1;
266 uint32_t allow_multi_pkt_send_wqe:1;
267 uint32_t min_wqe_inline_mode:3;
270 uint32_t allow_swp:1;
273 uint32_t static_sq_wq:1;
274 uint32_t user_index:24;
276 uint32_t packet_pacing_rate_limit_index:16;
277 uint32_t tis_lst_sz:16;
279 struct mlx5_devx_wq_attr wq_attr;
282 /* SQ attributes structure, used by SQ modify operation. */
283 struct mlx5_devx_modify_sq_attr {
286 uint32_t hairpin_peer_rq:24;
287 uint32_t hairpin_peer_vhca:16;
291 /* CQ attributes structure, used by CQ operations. */
292 struct mlx5_devx_cq_attr {
293 uint32_t q_umem_valid:1;
294 uint32_t db_umem_valid:1;
295 uint32_t use_first_only:1;
296 uint32_t overrun_ignore:1;
297 uint32_t cqe_comp_en:1;
298 uint32_t mini_cqe_res_format:2;
299 uint32_t mini_cqe_res_format_ext:2;
300 uint32_t log_cq_size:5;
301 uint32_t log_page_size:5;
302 uint32_t uar_page_id;
304 uint64_t q_umem_offset;
306 uint64_t db_umem_offset;
311 /* Virtq attributes structure, used by VIRTQ operations. */
312 struct mlx5_devx_virtq_attr {
313 uint16_t hw_available_index;
314 uint16_t hw_used_index;
317 uint32_t virtio_version_1_0:1;
322 uint32_t event_mode:3;
324 uint32_t hw_latency_mode:2;
325 uint32_t hw_max_latency_us:12;
326 uint32_t hw_max_pending_comp:16;
327 uint32_t dirty_bitmap_dump_enable:1;
328 uint32_t dirty_bitmap_mkey;
329 uint32_t dirty_bitmap_size;
332 uint32_t queue_index;
334 uint32_t counters_obj_id;
335 uint64_t dirty_bitmap_addr;
339 uint64_t available_addr;
349 struct mlx5_devx_qp_attr {
351 uint32_t uar_index:24;
353 uint32_t log_page_size:5;
354 uint32_t rq_size:17; /* Must be power of 2. */
355 uint32_t log_rq_stride:3;
356 uint32_t sq_size:17; /* Must be power of 2. */
357 uint32_t dbr_umem_valid:1;
358 uint32_t dbr_umem_id;
359 uint64_t dbr_address;
361 uint64_t wq_umem_offset;
364 struct mlx5_devx_virtio_q_couners_attr {
365 uint64_t received_desc;
366 uint64_t completed_desc;
368 uint32_t bad_desc_errors;
369 uint32_t exceed_max_chain;
370 uint32_t invalid_buffer;
374 * graph flow match sample attributes structure,
375 * used by flex parser operations.
377 struct mlx5_devx_match_sample_attr {
378 uint32_t flow_match_sample_en:1;
379 uint32_t flow_match_sample_field_offset:16;
380 uint32_t flow_match_sample_offset_mode:4;
381 uint32_t flow_match_sample_field_offset_mask;
382 uint32_t flow_match_sample_field_offset_shift:4;
383 uint32_t flow_match_sample_field_base_offset:8;
384 uint32_t flow_match_sample_tunnel_mode:3;
385 uint32_t flow_match_sample_field_id;
388 /* graph node arc attributes structure, used by flex parser operations. */
389 struct mlx5_devx_graph_arc_attr {
390 uint32_t compare_condition_value:16;
391 uint32_t start_inner_tunnel:1;
392 uint32_t arc_parse_graph_node:8;
393 uint32_t parse_graph_node_handle;
396 /* Maximal number of samples per graph node. */
397 #define MLX5_GRAPH_NODE_SAMPLE_NUM 8
399 /* Maximal number of input/output arcs per graph node. */
400 #define MLX5_GRAPH_NODE_ARC_NUM 8
402 /* parse graph node attributes structure, used by flex parser operations. */
403 struct mlx5_devx_graph_node_attr {
404 uint32_t modify_field_select;
405 uint32_t header_length_mode:4;
406 uint32_t header_length_base_value:16;
407 uint32_t header_length_field_shift:4;
408 uint32_t header_length_field_offset:16;
409 uint32_t header_length_field_mask;
410 struct mlx5_devx_match_sample_attr sample[MLX5_GRAPH_NODE_SAMPLE_NUM];
411 uint32_t next_header_field_offset:16;
412 uint32_t next_header_field_size:5;
413 struct mlx5_devx_graph_arc_attr in[MLX5_GRAPH_NODE_ARC_NUM];
414 struct mlx5_devx_graph_arc_attr out[MLX5_GRAPH_NODE_ARC_NUM];
417 /* mlx5_devx_cmds.c */
420 struct mlx5_devx_obj *mlx5_devx_cmd_flow_counter_alloc(void *ctx,
423 int mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj);
425 int mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
426 int clear, uint32_t n_counters,
427 uint64_t *pkts, uint64_t *bytes,
428 uint32_t mkey, void *addr,
432 int mlx5_devx_cmd_query_hca_attr(void *ctx,
433 struct mlx5_hca_attr *attr);
435 struct mlx5_devx_obj *mlx5_devx_cmd_mkey_create(void *ctx,
436 struct mlx5_devx_mkey_attr *attr);
438 int mlx5_devx_get_out_command_status(void *out);
440 int mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
443 struct mlx5_devx_obj *mlx5_devx_cmd_create_rq(void *ctx,
444 struct mlx5_devx_create_rq_attr *rq_attr,
447 int mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
448 struct mlx5_devx_modify_rq_attr *rq_attr);
450 struct mlx5_devx_obj *mlx5_devx_cmd_create_tir(void *ctx,
451 struct mlx5_devx_tir_attr *tir_attr);
453 struct mlx5_devx_obj *mlx5_devx_cmd_create_rqt(void *ctx,
454 struct mlx5_devx_rqt_attr *rqt_attr);
456 struct mlx5_devx_obj *mlx5_devx_cmd_create_sq(void *ctx,
457 struct mlx5_devx_create_sq_attr *sq_attr);
459 int mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
460 struct mlx5_devx_modify_sq_attr *sq_attr);
462 struct mlx5_devx_obj *mlx5_devx_cmd_create_tis(void *ctx,
463 struct mlx5_devx_tis_attr *tis_attr);
465 struct mlx5_devx_obj *mlx5_devx_cmd_create_td(void *ctx);
467 int mlx5_devx_cmd_flow_dump(void *fdb_domain, void *rx_domain, void *tx_domain,
470 struct mlx5_devx_obj *mlx5_devx_cmd_create_cq(void *ctx,
471 struct mlx5_devx_cq_attr *attr);
473 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtq(void *ctx,
474 struct mlx5_devx_virtq_attr *attr);
476 int mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
477 struct mlx5_devx_virtq_attr *attr);
479 int mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
480 struct mlx5_devx_virtq_attr *attr);
482 struct mlx5_devx_obj *mlx5_devx_cmd_create_qp(void *ctx,
483 struct mlx5_devx_qp_attr *attr);
485 int mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp,
486 uint32_t qp_st_mod_op, uint32_t remote_qp_id);
488 int mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
489 struct mlx5_devx_rqt_attr *rqt_attr);
491 int mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
492 struct mlx5_devx_modify_tir_attr *tir_attr);
494 int mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
495 uint32_t ids[], uint32_t num);
498 struct mlx5_devx_obj *mlx5_devx_cmd_create_flex_parser(void *ctx,
499 struct mlx5_devx_graph_node_attr *data);
502 int mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id,
503 uint32_t arg, uint32_t *data, uint32_t dw_cnt);
506 struct mlx5_devx_obj *
507 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
508 uint16_t class, uint8_t type, uint8_t len);
511 * Create virtio queue counters object DevX API.
517 * The DevX object created, NULL otherwise and rte_errno is set.
520 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtio_q_counters(void *ctx);
523 * Query virtio queue counters object using DevX API.
525 * @param[in] couners_obj
526 * Pointer to virtq object structure.
527 * @param [in/out] attr
528 * Pointer to virtio queue counters attributes structure.
531 * 0 on success, a negative errno value otherwise and rte_errno is set.
534 int mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
535 struct mlx5_devx_virtio_q_couners_attr *attr);
537 struct mlx5_devx_obj *mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx,
541 struct mlx5_devx_obj *mlx5_devx_cmd_alloc_pd(void *ctx);
544 int mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id);
547 struct mlx5_devx_obj *mlx5_devx_cmd_queue_counter_alloc(void *ctx);
549 int mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
550 uint32_t *out_of_buffers);
551 #endif /* RTE_PMD_MLX5_DEVX_CMDS_H_ */