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_
12 /* devX creation object */
13 struct mlx5_devx_obj {
14 struct mlx5dv_devx_obj *obj; /* The DV object. */
15 int id; /* The object ID. */
18 /* UMR memory buffer used to define 1 entry in indirect mkey. */
25 /* This is limitation of libibverbs: in length variable type is u16. */
26 #define MLX5_DEVX_MAX_KLM_ENTRIES ((UINT16_MAX - \
27 MLX5_ST_SZ_DW(create_mkey_in) * 4) / (MLX5_ST_SZ_DW(klm) * 4))
29 struct mlx5_devx_mkey_attr {
34 uint32_t log_entity_size;
36 struct mlx5_klm *klm_array;
40 /* HCA qos attributes. */
41 struct mlx5_hca_qos_attr {
42 uint32_t sup:1; /* Whether QOS is supported. */
43 uint32_t srtcm_sup:1; /* Whether srTCM mode is supported. */
44 uint32_t flow_meter_reg_share:1;
45 /* Whether reg_c share is supported. */
46 uint8_t log_max_flow_meter;
47 /* Power of the maximum supported meters. */
48 uint8_t flow_meter_reg_c_ids;
49 /* Bitmap of the reg_Cs available for flow meter to use. */
53 struct mlx5_hca_vdpa_attr {
54 uint8_t virtio_queue_type;
56 uint32_t desc_tunnel_offload_type:1;
57 uint32_t eth_frame_offload_type:1;
58 uint32_t virtio_version_1_0:1;
63 uint32_t event_mode:3;
64 uint32_t log_doorbell_stride:5;
65 uint32_t log_doorbell_bar_size:5;
66 uint32_t max_num_virtio_queues;
71 uint64_t doorbell_bar_offset;
74 /* HCA supports this number of time periods for LRO. */
75 #define MLX5_LRO_NUM_SUPP_PERIODS 4
78 struct mlx5_hca_attr {
79 uint32_t eswitch_manager:1;
80 uint32_t flow_counters_dump:1;
81 uint8_t flow_counter_bulk_alloc_bitmap;
82 uint32_t eth_net_offloads:1;
84 uint32_t wqe_vlan_insert:1;
85 uint32_t wqe_inline_mode:2;
86 uint32_t vport_inline_mode:3;
87 uint32_t tunnel_stateless_geneve_rx:1;
88 uint32_t geneve_max_opt_len:1; /* 0x0: 14DW, 0x1: 63DW */
89 uint32_t tunnel_stateless_gtp:1;
91 uint32_t tunnel_lro_gre:1;
92 uint32_t tunnel_lro_vxlan:1;
93 uint32_t lro_max_msg_sz_mode:2;
94 uint32_t lro_timer_supported_periods[MLX5_LRO_NUM_SUPP_PERIODS];
95 uint32_t flex_parser_protocols;
97 uint32_t log_max_hairpin_queues:5;
98 uint32_t log_max_hairpin_wq_data_sz:5;
99 uint32_t log_max_hairpin_num_packets:5;
101 struct mlx5_hca_qos_attr qos;
102 struct mlx5_hca_vdpa_attr vdpa;
105 struct mlx5_devx_wq_attr {
107 uint32_t wq_signature:1;
108 uint32_t end_padding_mode:2;
110 uint32_t hds_skip_first_sge:1;
111 uint32_t log2_hds_buf_size:3;
112 uint32_t page_offset:5;
115 uint32_t uar_page:24;
119 uint32_t log_wq_stride:4;
120 uint32_t log_wq_pg_sz:5;
121 uint32_t log_wq_sz:5;
122 uint32_t dbr_umem_valid:1;
123 uint32_t wq_umem_valid:1;
124 uint32_t log_hairpin_num_packets:5;
125 uint32_t log_hairpin_data_sz:5;
126 uint32_t single_wqe_log_num_of_strides:4;
127 uint32_t two_byte_shift_en:1;
128 uint32_t single_stride_log_num_of_bytes:3;
129 uint32_t dbr_umem_id;
131 uint64_t wq_umem_offset;
134 /* Create RQ attributes structure, used by create RQ operation. */
135 struct mlx5_devx_create_rq_attr {
137 uint32_t delay_drop_en:1;
138 uint32_t scatter_fcs:1;
140 uint32_t mem_rq_type:4;
142 uint32_t flush_in_error_en:1;
144 uint32_t user_index:24;
146 uint32_t counter_set_id:8;
148 struct mlx5_devx_wq_attr wq_attr;
151 /* Modify RQ attributes structure, used by modify RQ operation. */
152 struct mlx5_devx_modify_rq_attr {
154 uint32_t rq_state:4; /* Current RQ state. */
155 uint32_t state:4; /* Required RQ state. */
156 uint32_t scatter_fcs:1;
158 uint32_t counter_set_id:8;
159 uint32_t hairpin_peer_sq:24;
160 uint32_t hairpin_peer_vhca:16;
161 uint64_t modify_bitmask;
162 uint32_t lwm:16; /* Contained WQ lwm. */
165 struct mlx5_rx_hash_field_select {
166 uint32_t l3_prot_type:1;
167 uint32_t l4_prot_type:1;
168 uint32_t selected_fields:30;
171 /* TIR attributes structure, used by TIR operations. */
172 struct mlx5_devx_tir_attr {
173 uint32_t disp_type:4;
174 uint32_t lro_timeout_period_usecs:16;
175 uint32_t lro_enable_mask:4;
176 uint32_t lro_max_msg_sz:8;
177 uint32_t inline_rqn:24;
178 uint32_t rx_hash_symmetric:1;
179 uint32_t tunneled_offload_en:1;
180 uint32_t indirect_table:24;
181 uint32_t rx_hash_fn:4;
182 uint32_t self_lb_block:2;
183 uint32_t transport_domain:24;
184 uint32_t rx_hash_toeplitz_key[10];
185 struct mlx5_rx_hash_field_select rx_hash_field_selector_outer;
186 struct mlx5_rx_hash_field_select rx_hash_field_selector_inner;
189 /* RQT attributes structure, used by RQT operations. */
190 struct mlx5_devx_rqt_attr {
192 uint32_t rqt_max_size:16;
193 uint32_t rqt_actual_size:16;
197 /* TIS attributes structure. */
198 struct mlx5_devx_tis_attr {
199 uint32_t strict_lag_tx_port_affinity:1;
201 uint32_t lag_tx_port_affinity:4;
203 uint32_t transport_domain:24;
206 /* SQ attributes structure, used by SQ create operation. */
207 struct mlx5_devx_create_sq_attr {
209 uint32_t cd_master:1;
211 uint32_t flush_in_error_en:1;
212 uint32_t allow_multi_pkt_send_wqe:1;
213 uint32_t min_wqe_inline_mode:3;
216 uint32_t allow_swp:1;
218 uint32_t user_index:24;
220 uint32_t packet_pacing_rate_limit_index:16;
221 uint32_t tis_lst_sz:16;
223 struct mlx5_devx_wq_attr wq_attr;
226 /* SQ attributes structure, used by SQ modify operation. */
227 struct mlx5_devx_modify_sq_attr {
230 uint32_t hairpin_peer_rq:24;
231 uint32_t hairpin_peer_vhca:16;
235 /* CQ attributes structure, used by CQ operations. */
236 struct mlx5_devx_cq_attr {
237 uint32_t q_umem_valid:1;
238 uint32_t db_umem_valid:1;
239 uint32_t use_first_only:1;
240 uint32_t overrun_ignore:1;
241 uint32_t log_cq_size:5;
242 uint32_t log_page_size:5;
243 uint32_t uar_page_id;
245 uint64_t q_umem_offset;
247 uint64_t db_umem_offset;
252 /* Virtq attributes structure, used by VIRTQ operations. */
253 struct mlx5_devx_virtq_attr {
254 uint16_t hw_available_index;
255 uint16_t hw_used_index;
257 uint32_t virtio_version_1_0:1;
262 uint32_t event_mode:3;
264 uint32_t dirty_bitmap_dump_enable:1;
265 uint32_t dirty_bitmap_mkey;
266 uint32_t dirty_bitmap_size;
269 uint32_t queue_index;
271 uint64_t dirty_bitmap_addr;
275 uint64_t available_addr;
284 struct mlx5_devx_qp_attr {
286 uint32_t uar_index:24;
288 uint32_t log_page_size:5;
289 uint32_t rq_size:17; /* Must be power of 2. */
290 uint32_t log_rq_stride:3;
291 uint32_t sq_size:17; /* Must be power of 2. */
292 uint32_t dbr_umem_valid:1;
293 uint32_t dbr_umem_id;
294 uint64_t dbr_address;
296 uint64_t wq_umem_offset;
299 /* mlx5_devx_cmds.c */
301 struct mlx5_devx_obj *mlx5_devx_cmd_flow_counter_alloc(struct ibv_context *ctx,
303 int mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj);
304 int mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
305 int clear, uint32_t n_counters,
306 uint64_t *pkts, uint64_t *bytes,
307 uint32_t mkey, void *addr,
308 struct mlx5dv_devx_cmd_comp *cmd_comp,
310 int mlx5_devx_cmd_query_hca_attr(struct ibv_context *ctx,
311 struct mlx5_hca_attr *attr);
312 struct mlx5_devx_obj *mlx5_devx_cmd_mkey_create(struct ibv_context *ctx,
313 struct mlx5_devx_mkey_attr *attr);
314 int mlx5_devx_get_out_command_status(void *out);
315 int mlx5_devx_cmd_qp_query_tis_td(struct ibv_qp *qp, uint32_t tis_num,
317 struct mlx5_devx_obj *mlx5_devx_cmd_create_rq(struct ibv_context *ctx,
318 struct mlx5_devx_create_rq_attr *rq_attr,
320 int mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
321 struct mlx5_devx_modify_rq_attr *rq_attr);
322 struct mlx5_devx_obj *mlx5_devx_cmd_create_tir(struct ibv_context *ctx,
323 struct mlx5_devx_tir_attr *tir_attr);
324 struct mlx5_devx_obj *mlx5_devx_cmd_create_rqt(struct ibv_context *ctx,
325 struct mlx5_devx_rqt_attr *rqt_attr);
326 struct mlx5_devx_obj *mlx5_devx_cmd_create_sq(struct ibv_context *ctx,
327 struct mlx5_devx_create_sq_attr *sq_attr);
328 int mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
329 struct mlx5_devx_modify_sq_attr *sq_attr);
330 struct mlx5_devx_obj *mlx5_devx_cmd_create_tis(struct ibv_context *ctx,
331 struct mlx5_devx_tis_attr *tis_attr);
332 struct mlx5_devx_obj *mlx5_devx_cmd_create_td(struct ibv_context *ctx);
333 int mlx5_devx_cmd_flow_dump(void *fdb_domain, void *rx_domain, void *tx_domain,
335 struct mlx5_devx_obj *mlx5_devx_cmd_create_cq(struct ibv_context *ctx,
336 struct mlx5_devx_cq_attr *attr);
337 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtq(struct ibv_context *ctx,
338 struct mlx5_devx_virtq_attr *attr);
339 int mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
340 struct mlx5_devx_virtq_attr *attr);
341 int mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
342 struct mlx5_devx_virtq_attr *attr);
343 struct mlx5_devx_obj *mlx5_devx_cmd_create_qp(struct ibv_context *ctx,
344 struct mlx5_devx_qp_attr *attr);
345 int mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp,
346 uint32_t qp_st_mod_op, uint32_t remote_qp_id);
348 #endif /* RTE_PMD_MLX5_DEVX_CMDS_H_ */