xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 9fa82d287f6505a4ce24dd5d6e57b9b62b52501c)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2018 Mellanox Technologies, Ltd
3  */
4 
5 #include <unistd.h>
6 
7 #include <rte_errno.h>
8 #include <rte_malloc.h>
9 #include <rte_eal_paging.h>
10 
11 #include "mlx5_prm.h"
12 #include "mlx5_devx_cmds.h"
13 #include "mlx5_common_log.h"
14 #include "mlx5_malloc.h"
15 
16 /**
17  * Perform read access to the registers. Reads data from register
18  * and writes ones to the specified buffer.
19  *
20  * @param[in] ctx
21  *   Context returned from mlx5 open_device() glue function.
22  * @param[in] reg_id
23  *   Register identifier according to the PRM.
24  * @param[in] arg
25  *   Register access auxiliary parameter according to the PRM.
26  * @param[out] data
27  *   Pointer to the buffer to store read data.
28  * @param[in] dw_cnt
29  *   Buffer size in double words.
30  *
31  * @return
32  *   0 on success, a negative value otherwise.
33  */
34 int
35 mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id, uint32_t arg,
36 			    uint32_t *data, uint32_t dw_cnt)
37 {
38 	uint32_t in[MLX5_ST_SZ_DW(access_register_in)]   = {0};
39 	uint32_t out[MLX5_ST_SZ_DW(access_register_out) +
40 		     MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
41 	int status, rc;
42 
43 	MLX5_ASSERT(data && dw_cnt);
44 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
45 	if (dw_cnt  > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
46 		DRV_LOG(ERR, "Not enough  buffer for register read data");
47 		return -1;
48 	}
49 	MLX5_SET(access_register_in, in, opcode,
50 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
51 	MLX5_SET(access_register_in, in, op_mod,
52 					MLX5_ACCESS_REGISTER_IN_OP_MOD_READ);
53 	MLX5_SET(access_register_in, in, register_id, reg_id);
54 	MLX5_SET(access_register_in, in, argument, arg);
55 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out,
56 					 MLX5_ST_SZ_BYTES(access_register_out) +
57 					 sizeof(uint32_t) * dw_cnt);
58 	if (rc)
59 		goto error;
60 	status = MLX5_GET(access_register_out, out, status);
61 	if (status) {
62 		int syndrome = MLX5_GET(access_register_out, out, syndrome);
63 
64 		DRV_LOG(DEBUG, "Failed to read access NIC register 0x%X, "
65 			       "status %x, syndrome = %x",
66 			       reg_id, status, syndrome);
67 		return -1;
68 	}
69 	memcpy(data, &out[MLX5_ST_SZ_DW(access_register_out)],
70 	       dw_cnt * sizeof(uint32_t));
71 	return 0;
72 error:
73 	rc = (rc > 0) ? -rc : rc;
74 	return rc;
75 }
76 
77 /**
78  * Perform write access to the registers.
79  *
80  * @param[in] ctx
81  *   Context returned from mlx5 open_device() glue function.
82  * @param[in] reg_id
83  *   Register identifier according to the PRM.
84  * @param[in] arg
85  *   Register access auxiliary parameter according to the PRM.
86  * @param[out] data
87  *   Pointer to the buffer containing data to write.
88  * @param[in] dw_cnt
89  *   Buffer size in double words (32bit units).
90  *
91  * @return
92  *   0 on success, a negative value otherwise.
93  */
94 int
95 mlx5_devx_cmd_register_write(void *ctx, uint16_t reg_id, uint32_t arg,
96 			     uint32_t *data, uint32_t dw_cnt)
97 {
98 	uint32_t in[MLX5_ST_SZ_DW(access_register_in) +
99 		    MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
100 	uint32_t out[MLX5_ST_SZ_DW(access_register_out)] = {0};
101 	int status, rc;
102 	void *ptr;
103 
104 	MLX5_ASSERT(data && dw_cnt);
105 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
106 	if (dw_cnt > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
107 		DRV_LOG(ERR, "Data to write exceeds max size");
108 		return -1;
109 	}
110 	MLX5_SET(access_register_in, in, opcode,
111 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
112 	MLX5_SET(access_register_in, in, op_mod,
113 		 MLX5_ACCESS_REGISTER_IN_OP_MOD_WRITE);
114 	MLX5_SET(access_register_in, in, register_id, reg_id);
115 	MLX5_SET(access_register_in, in, argument, arg);
116 	ptr = MLX5_ADDR_OF(access_register_in, in, register_data);
117 	memcpy(ptr, data, dw_cnt * sizeof(uint32_t));
118 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
119 
120 	rc = mlx5_glue->devx_general_cmd(ctx, in,
121 					 MLX5_ST_SZ_BYTES(access_register_in) +
122 					 dw_cnt * sizeof(uint32_t),
123 					 out, sizeof(out));
124 	if (rc)
125 		goto error;
126 	status = MLX5_GET(access_register_out, out, status);
127 	if (status) {
128 		int syndrome = MLX5_GET(access_register_out, out, syndrome);
129 
130 		DRV_LOG(DEBUG, "Failed to write access NIC register 0x%X, "
131 			       "status %x, syndrome = %x",
132 			       reg_id, status, syndrome);
133 		return -1;
134 	}
135 	return 0;
136 error:
137 	rc = (rc > 0) ? -rc : rc;
138 	return rc;
139 }
140 
141 /**
142  * Allocate flow counters via devx interface.
143  *
144  * @param[in] ctx
145  *   Context returned from mlx5 open_device() glue function.
146  * @param dcs
147  *   Pointer to counters properties structure to be filled by the routine.
148  * @param bulk_n_128
149  *   Bulk counter numbers in 128 counters units.
150  *
151  * @return
152  *   Pointer to counter object on success, a negative value otherwise and
153  *   rte_errno is set.
154  */
155 struct mlx5_devx_obj *
156 mlx5_devx_cmd_flow_counter_alloc(void *ctx, uint32_t bulk_n_128)
157 {
158 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs),
159 						0, SOCKET_ID_ANY);
160 	uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
161 	uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
162 
163 	if (!dcs) {
164 		rte_errno = ENOMEM;
165 		return NULL;
166 	}
167 	MLX5_SET(alloc_flow_counter_in, in, opcode,
168 		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
169 	MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128);
170 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
171 					      sizeof(in), out, sizeof(out));
172 	if (!dcs->obj) {
173 		DRV_LOG(ERR, "Can't allocate counters - error %d", errno);
174 		rte_errno = errno;
175 		mlx5_free(dcs);
176 		return NULL;
177 	}
178 	dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
179 	return dcs;
180 }
181 
182 /**
183  * Query flow counters values.
184  *
185  * @param[in] dcs
186  *   devx object that was obtained from mlx5_devx_cmd_fc_alloc.
187  * @param[in] clear
188  *   Whether hardware should clear the counters after the query or not.
189  * @param[in] n_counters
190  *   0 in case of 1 counter to read, otherwise the counter number to read.
191  *  @param pkts
192  *   The number of packets that matched the flow.
193  *  @param bytes
194  *    The number of bytes that matched the flow.
195  *  @param mkey
196  *   The mkey key for batch query.
197  *  @param addr
198  *    The address in the mkey range for batch query.
199  *  @param cmd_comp
200  *   The completion object for asynchronous batch query.
201  *  @param async_id
202  *    The ID to be returned in the asynchronous batch query response.
203  *
204  * @return
205  *   0 on success, a negative value otherwise.
206  */
207 int
208 mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
209 				 int clear, uint32_t n_counters,
210 				 uint64_t *pkts, uint64_t *bytes,
211 				 uint32_t mkey, void *addr,
212 				 void *cmd_comp,
213 				 uint64_t async_id)
214 {
215 	int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) +
216 			MLX5_ST_SZ_BYTES(traffic_counter);
217 	uint32_t out[out_len];
218 	uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
219 	void *stats;
220 	int rc;
221 
222 	MLX5_SET(query_flow_counter_in, in, opcode,
223 		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
224 	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
225 	MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id);
226 	MLX5_SET(query_flow_counter_in, in, clear, !!clear);
227 
228 	if (n_counters) {
229 		MLX5_SET(query_flow_counter_in, in, num_of_counters,
230 			 n_counters);
231 		MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1);
232 		MLX5_SET(query_flow_counter_in, in, mkey, mkey);
233 		MLX5_SET64(query_flow_counter_in, in, address,
234 			   (uint64_t)(uintptr_t)addr);
235 	}
236 	if (!cmd_comp)
237 		rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
238 					       out_len);
239 	else
240 		rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in),
241 						     out_len, async_id,
242 						     cmd_comp);
243 	if (rc) {
244 		DRV_LOG(ERR, "Failed to query devx counters with rc %d", rc);
245 		rte_errno = rc;
246 		return -rc;
247 	}
248 	if (!n_counters) {
249 		stats = MLX5_ADDR_OF(query_flow_counter_out,
250 				     out, flow_statistics);
251 		*pkts = MLX5_GET64(traffic_counter, stats, packets);
252 		*bytes = MLX5_GET64(traffic_counter, stats, octets);
253 	}
254 	return 0;
255 }
256 
257 /**
258  * Create a new mkey.
259  *
260  * @param[in] ctx
261  *   Context returned from mlx5 open_device() glue function.
262  * @param[in] attr
263  *   Attributes of the requested mkey.
264  *
265  * @return
266  *   Pointer to Devx mkey on success, a negative value otherwise and rte_errno
267  *   is set.
268  */
269 struct mlx5_devx_obj *
270 mlx5_devx_cmd_mkey_create(void *ctx,
271 			  struct mlx5_devx_mkey_attr *attr)
272 {
273 	struct mlx5_klm *klm_array = attr->klm_array;
274 	int klm_num = attr->klm_num;
275 	int in_size_dw = MLX5_ST_SZ_DW(create_mkey_in) +
276 		     (klm_num ? RTE_ALIGN(klm_num, 4) : 0) * MLX5_ST_SZ_DW(klm);
277 	uint32_t in[in_size_dw];
278 	uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
279 	void *mkc;
280 	struct mlx5_devx_obj *mkey = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*mkey),
281 						 0, SOCKET_ID_ANY);
282 	size_t pgsize;
283 	uint32_t translation_size;
284 
285 	if (!mkey) {
286 		rte_errno = ENOMEM;
287 		return NULL;
288 	}
289 	memset(in, 0, in_size_dw * 4);
290 	pgsize = rte_mem_page_size();
291 	if (pgsize == (size_t)-1) {
292 		mlx5_free(mkey);
293 		DRV_LOG(ERR, "Failed to get page size");
294 		rte_errno = ENOMEM;
295 		return NULL;
296 	}
297 	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
298 	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
299 	if (klm_num > 0) {
300 		int i;
301 		uint8_t *klm = (uint8_t *)MLX5_ADDR_OF(create_mkey_in, in,
302 						       klm_pas_mtt);
303 		translation_size = RTE_ALIGN(klm_num, 4);
304 		for (i = 0; i < klm_num; i++) {
305 			MLX5_SET(klm, klm, byte_count, klm_array[i].byte_count);
306 			MLX5_SET(klm, klm, mkey, klm_array[i].mkey);
307 			MLX5_SET64(klm, klm, address, klm_array[i].address);
308 			klm += MLX5_ST_SZ_BYTES(klm);
309 		}
310 		for (; i < (int)translation_size; i++) {
311 			MLX5_SET(klm, klm, mkey, 0x0);
312 			MLX5_SET64(klm, klm, address, 0x0);
313 			klm += MLX5_ST_SZ_BYTES(klm);
314 		}
315 		MLX5_SET(mkc, mkc, access_mode_1_0, attr->log_entity_size ?
316 			 MLX5_MKC_ACCESS_MODE_KLM_FBS :
317 			 MLX5_MKC_ACCESS_MODE_KLM);
318 		MLX5_SET(mkc, mkc, log_page_size, attr->log_entity_size);
319 	} else {
320 		translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16;
321 		MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
322 		MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize));
323 	}
324 	MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
325 		 translation_size);
326 	MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id);
327 	MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access);
328 	MLX5_SET(mkc, mkc, lw, 0x1);
329 	MLX5_SET(mkc, mkc, lr, 0x1);
330 	if (attr->set_remote_rw) {
331 		MLX5_SET(mkc, mkc, rw, 0x1);
332 		MLX5_SET(mkc, mkc, rr, 0x1);
333 	}
334 	MLX5_SET(mkc, mkc, qpn, 0xffffff);
335 	MLX5_SET(mkc, mkc, pd, attr->pd);
336 	MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
337 	MLX5_SET(mkc, mkc, umr_en, attr->umr_en);
338 	MLX5_SET(mkc, mkc, translations_octword_size, translation_size);
339 	MLX5_SET(mkc, mkc, relaxed_ordering_write,
340 		 attr->relaxed_ordering_write);
341 	MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read);
342 	MLX5_SET64(mkc, mkc, start_addr, attr->addr);
343 	MLX5_SET64(mkc, mkc, len, attr->size);
344 	MLX5_SET(mkc, mkc, crypto_en, attr->crypto_en);
345 	if (attr->crypto_en) {
346 		MLX5_SET(mkc, mkc, bsf_en, attr->crypto_en);
347 		MLX5_SET(mkc, mkc, bsf_octword_size, 4);
348 	}
349 	mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out,
350 					       sizeof(out));
351 	if (!mkey->obj) {
352 		DRV_LOG(ERR, "Can't create %sdirect mkey - error %d",
353 			klm_num ? "an in" : "a ", errno);
354 		rte_errno = errno;
355 		mlx5_free(mkey);
356 		return NULL;
357 	}
358 	mkey->id = MLX5_GET(create_mkey_out, out, mkey_index);
359 	mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF);
360 	return mkey;
361 }
362 
363 /**
364  * Get status of devx command response.
365  * Mainly used for asynchronous commands.
366  *
367  * @param[in] out
368  *   The out response buffer.
369  *
370  * @return
371  *   0 on success, non-zero value otherwise.
372  */
373 int
374 mlx5_devx_get_out_command_status(void *out)
375 {
376 	int status;
377 
378 	if (!out)
379 		return -EINVAL;
380 	status = MLX5_GET(query_flow_counter_out, out, status);
381 	if (status) {
382 		int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
383 
384 		DRV_LOG(ERR, "Bad DevX status %x, syndrome = %x", status,
385 			syndrome);
386 	}
387 	return status;
388 }
389 
390 /**
391  * Destroy any object allocated by a Devx API.
392  *
393  * @param[in] obj
394  *   Pointer to a general object.
395  *
396  * @return
397  *   0 on success, a negative value otherwise.
398  */
399 int
400 mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj)
401 {
402 	int ret;
403 
404 	if (!obj)
405 		return 0;
406 	ret =  mlx5_glue->devx_obj_destroy(obj->obj);
407 	mlx5_free(obj);
408 	return ret;
409 }
410 
411 /**
412  * Query NIC vport context.
413  * Fills minimal inline attribute.
414  *
415  * @param[in] ctx
416  *   ibv contexts returned from mlx5dv_open_device.
417  * @param[in] vport
418  *   vport index
419  * @param[out] attr
420  *   Attributes device values.
421  *
422  * @return
423  *   0 on success, a negative value otherwise.
424  */
425 static int
426 mlx5_devx_cmd_query_nic_vport_context(void *ctx,
427 				      unsigned int vport,
428 				      struct mlx5_hca_attr *attr)
429 {
430 	uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
431 	uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0};
432 	void *vctx;
433 	int status, syndrome, rc;
434 
435 	/* Query NIC vport context to determine inline mode. */
436 	MLX5_SET(query_nic_vport_context_in, in, opcode,
437 		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
438 	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
439 	if (vport)
440 		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
441 	rc = mlx5_glue->devx_general_cmd(ctx,
442 					 in, sizeof(in),
443 					 out, sizeof(out));
444 	if (rc)
445 		goto error;
446 	status = MLX5_GET(query_nic_vport_context_out, out, status);
447 	syndrome = MLX5_GET(query_nic_vport_context_out, out, syndrome);
448 	if (status) {
449 		DRV_LOG(DEBUG, "Failed to query NIC vport context, "
450 			"status %x, syndrome = %x", status, syndrome);
451 		return -1;
452 	}
453 	vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
454 			    nic_vport_context);
455 	attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
456 					   min_wqe_inline_mode);
457 	return 0;
458 error:
459 	rc = (rc > 0) ? -rc : rc;
460 	return rc;
461 }
462 
463 /**
464  * Query NIC vDPA attributes.
465  *
466  * @param[in] ctx
467  *   Context returned from mlx5 open_device() glue function.
468  * @param[out] vdpa_attr
469  *   vDPA Attributes structure to fill.
470  */
471 static void
472 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx,
473 				  struct mlx5_hca_vdpa_attr *vdpa_attr)
474 {
475 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
476 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
477 	void *hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
478 	int status, syndrome, rc;
479 
480 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
481 	MLX5_SET(query_hca_cap_in, in, op_mod,
482 		 MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION |
483 		 MLX5_HCA_CAP_OPMOD_GET_CUR);
484 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
485 	status = MLX5_GET(query_hca_cap_out, out, status);
486 	syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
487 	if (rc || status) {
488 		RTE_LOG(DEBUG, PMD, "Failed to query devx VDPA capabilities,"
489 			" status %x, syndrome = %x", status, syndrome);
490 		vdpa_attr->valid = 0;
491 	} else {
492 		vdpa_attr->valid = 1;
493 		vdpa_attr->desc_tunnel_offload_type =
494 			MLX5_GET(virtio_emulation_cap, hcattr,
495 				 desc_tunnel_offload_type);
496 		vdpa_attr->eth_frame_offload_type =
497 			MLX5_GET(virtio_emulation_cap, hcattr,
498 				 eth_frame_offload_type);
499 		vdpa_attr->virtio_version_1_0 =
500 			MLX5_GET(virtio_emulation_cap, hcattr,
501 				 virtio_version_1_0);
502 		vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr,
503 					       tso_ipv4);
504 		vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr,
505 					       tso_ipv6);
506 		vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
507 					      tx_csum);
508 		vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
509 					      rx_csum);
510 		vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr,
511 						 event_mode);
512 		vdpa_attr->virtio_queue_type =
513 			MLX5_GET(virtio_emulation_cap, hcattr,
514 				 virtio_queue_type);
515 		vdpa_attr->log_doorbell_stride =
516 			MLX5_GET(virtio_emulation_cap, hcattr,
517 				 log_doorbell_stride);
518 		vdpa_attr->log_doorbell_bar_size =
519 			MLX5_GET(virtio_emulation_cap, hcattr,
520 				 log_doorbell_bar_size);
521 		vdpa_attr->doorbell_bar_offset =
522 			MLX5_GET64(virtio_emulation_cap, hcattr,
523 				   doorbell_bar_offset);
524 		vdpa_attr->max_num_virtio_queues =
525 			MLX5_GET(virtio_emulation_cap, hcattr,
526 				 max_num_virtio_queues);
527 		vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr,
528 						 umem_1_buffer_param_a);
529 		vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr,
530 						 umem_1_buffer_param_b);
531 		vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr,
532 						 umem_2_buffer_param_a);
533 		vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr,
534 						 umem_2_buffer_param_b);
535 		vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr,
536 						 umem_3_buffer_param_a);
537 		vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr,
538 						 umem_3_buffer_param_b);
539 	}
540 }
541 
542 int
543 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
544 				  uint32_t ids[], uint32_t num)
545 {
546 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
547 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
548 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
549 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
550 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
551 	int ret;
552 	uint32_t idx = 0;
553 	uint32_t i;
554 
555 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
556 		rte_errno = EINVAL;
557 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
558 		return -rte_errno;
559 	}
560 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
561 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
562 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
563 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
564 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
565 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
566 					out, sizeof(out));
567 	if (ret) {
568 		rte_errno = ret;
569 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
570 			(void *)flex_obj);
571 		return -rte_errno;
572 	}
573 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
574 		void *s_off = (void *)((char *)sample + i *
575 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
576 		uint32_t en;
577 
578 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
579 			      flow_match_sample_en);
580 		if (!en)
581 			continue;
582 		ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
583 				  flow_match_sample_field_id);
584 	}
585 	if (num != idx) {
586 		rte_errno = EINVAL;
587 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
588 		return -rte_errno;
589 	}
590 	return ret;
591 }
592 
593 
594 struct mlx5_devx_obj *
595 mlx5_devx_cmd_create_flex_parser(void *ctx,
596 			      struct mlx5_devx_graph_node_attr *data)
597 {
598 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
599 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
600 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
601 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
602 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
603 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
604 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
605 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
606 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
607 	uint32_t i;
608 
609 	if (!parse_flex_obj) {
610 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
611 		rte_errno = ENOMEM;
612 		return NULL;
613 	}
614 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
615 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
616 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
617 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
618 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
619 		 data->header_length_mode);
620 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
621 		 data->header_length_base_value);
622 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
623 		 data->header_length_field_offset);
624 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
625 		 data->header_length_field_shift);
626 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
627 		 data->header_length_field_mask);
628 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
629 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
630 		void *s_off = (void *)((char *)sample + i *
631 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
632 
633 		if (!s->flow_match_sample_en)
634 			continue;
635 		MLX5_SET(parse_graph_flow_match_sample, s_off,
636 			 flow_match_sample_en, !!s->flow_match_sample_en);
637 		MLX5_SET(parse_graph_flow_match_sample, s_off,
638 			 flow_match_sample_field_offset,
639 			 s->flow_match_sample_field_offset);
640 		MLX5_SET(parse_graph_flow_match_sample, s_off,
641 			 flow_match_sample_offset_mode,
642 			 s->flow_match_sample_offset_mode);
643 		MLX5_SET(parse_graph_flow_match_sample, s_off,
644 			 flow_match_sample_field_offset_mask,
645 			 s->flow_match_sample_field_offset_mask);
646 		MLX5_SET(parse_graph_flow_match_sample, s_off,
647 			 flow_match_sample_field_offset_shift,
648 			 s->flow_match_sample_field_offset_shift);
649 		MLX5_SET(parse_graph_flow_match_sample, s_off,
650 			 flow_match_sample_field_base_offset,
651 			 s->flow_match_sample_field_base_offset);
652 		MLX5_SET(parse_graph_flow_match_sample, s_off,
653 			 flow_match_sample_tunnel_mode,
654 			 s->flow_match_sample_tunnel_mode);
655 	}
656 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
657 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
658 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
659 		void *in_off = (void *)((char *)in_arc + i *
660 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
661 		void *out_off = (void *)((char *)out_arc + i *
662 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
663 
664 		if (ia->arc_parse_graph_node != 0) {
665 			MLX5_SET(parse_graph_arc, in_off,
666 				 compare_condition_value,
667 				 ia->compare_condition_value);
668 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
669 				 ia->start_inner_tunnel);
670 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
671 				 ia->arc_parse_graph_node);
672 			MLX5_SET(parse_graph_arc, in_off,
673 				 parse_graph_node_handle,
674 				 ia->parse_graph_node_handle);
675 		}
676 		if (oa->arc_parse_graph_node != 0) {
677 			MLX5_SET(parse_graph_arc, out_off,
678 				 compare_condition_value,
679 				 oa->compare_condition_value);
680 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
681 				 oa->start_inner_tunnel);
682 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
683 				 oa->arc_parse_graph_node);
684 			MLX5_SET(parse_graph_arc, out_off,
685 				 parse_graph_node_handle,
686 				 oa->parse_graph_node_handle);
687 		}
688 	}
689 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
690 							 out, sizeof(out));
691 	if (!parse_flex_obj->obj) {
692 		rte_errno = errno;
693 		DRV_LOG(ERR, "Failed to create FLEX PARSE GRAPH object "
694 			"by using DevX.");
695 		mlx5_free(parse_flex_obj);
696 		return NULL;
697 	}
698 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
699 	return parse_flex_obj;
700 }
701 
702 static int
703 mlx5_devx_query_pkt_integrity_match(void *hcattr)
704 {
705 	return MLX5_GET(flow_table_nic_cap, hcattr,
706 			ft_field_support_2_nic_receive.inner_l3_ok) &&
707 	       MLX5_GET(flow_table_nic_cap, hcattr,
708 			ft_field_support_2_nic_receive.inner_l4_ok) &&
709 	       MLX5_GET(flow_table_nic_cap, hcattr,
710 			ft_field_support_2_nic_receive.outer_l3_ok) &&
711 	       MLX5_GET(flow_table_nic_cap, hcattr,
712 			ft_field_support_2_nic_receive.outer_l4_ok) &&
713 	       MLX5_GET(flow_table_nic_cap, hcattr,
714 			ft_field_support_2_nic_receive
715 				.inner_ipv4_checksum_ok) &&
716 	       MLX5_GET(flow_table_nic_cap, hcattr,
717 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
718 	       MLX5_GET(flow_table_nic_cap, hcattr,
719 			ft_field_support_2_nic_receive
720 				.outer_ipv4_checksum_ok) &&
721 	       MLX5_GET(flow_table_nic_cap, hcattr,
722 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
723 }
724 
725 /**
726  * Query HCA attributes.
727  * Using those attributes we can check on run time if the device
728  * is having the required capabilities.
729  *
730  * @param[in] ctx
731  *   Context returned from mlx5 open_device() glue function.
732  * @param[out] attr
733  *   Attributes device values.
734  *
735  * @return
736  *   0 on success, a negative value otherwise.
737  */
738 int
739 mlx5_devx_cmd_query_hca_attr(void *ctx,
740 			     struct mlx5_hca_attr *attr)
741 {
742 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
743 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
744 	void *hcattr;
745 	int status, syndrome, rc, i;
746 	uint64_t general_obj_types_supported = 0;
747 
748 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
749 	MLX5_SET(query_hca_cap_in, in, op_mod,
750 		 MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
751 		 MLX5_HCA_CAP_OPMOD_GET_CUR);
752 
753 	rc = mlx5_glue->devx_general_cmd(ctx,
754 					 in, sizeof(in), out, sizeof(out));
755 	if (rc)
756 		goto error;
757 	status = MLX5_GET(query_hca_cap_out, out, status);
758 	syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
759 	if (status) {
760 		DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, "
761 			"status %x, syndrome = %x", status, syndrome);
762 		return -1;
763 	}
764 	hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
765 	attr->flow_counter_bulk_alloc_bitmap =
766 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
767 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
768 					    flow_counters_dump);
769 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
770 					  log_max_rqt_size);
771 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
772 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
773 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
774 						log_max_hairpin_queues);
775 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
776 						    log_max_hairpin_wq_data_sz);
777 	attr->log_max_hairpin_num_packets = MLX5_GET
778 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
779 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
780 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
781 						relaxed_ordering_write);
782 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
783 					       relaxed_ordering_read);
784 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
785 					      access_register_user);
786 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
787 					  eth_net_offloads);
788 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
789 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
790 					       flex_parser_protocols);
791 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
792 			max_geneve_tlv_options);
793 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
794 			max_geneve_tlv_option_data_len);
795 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
796 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
797 					 general_obj_types) &
798 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
799 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
800 					 general_obj_types) &
801 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
802 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
803 							general_obj_types) &
804 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
805 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
806 					 general_obj_types) &
807 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
808 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
809 					  wqe_index_ignore_cap);
810 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
811 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
812 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
813 					      log_max_static_sq_wq);
814 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
815 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
816 				      device_frequency_khz);
817 	attr->scatter_fcs_w_decap_disable =
818 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
819 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
820 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
821 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
822 	attr->steering_format_version =
823 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
824 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
825 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
826 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
827 					       regexp_num_of_engines);
828 	/* Read the general_obj_types bitmap and extract the relevant bits. */
829 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
830 						 general_obj_types);
831 	attr->vdpa.valid = !!(general_obj_types_supported &
832 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
833 	attr->vdpa.queue_counters_valid =
834 			!!(general_obj_types_supported &
835 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
836 	attr->parse_graph_flex_node =
837 			!!(general_obj_types_supported &
838 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
839 	attr->flow_hit_aso = !!(general_obj_types_supported &
840 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
841 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
842 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
843 	attr->dek = !!(general_obj_types_supported &
844 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
845 	attr->import_kek = !!(general_obj_types_supported &
846 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
847 	attr->credential = !!(general_obj_types_supported &
848 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
849 	attr->crypto_login = !!(general_obj_types_supported &
850 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
851 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
852 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
853 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
854 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
855 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
856 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
857 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
858 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
859 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
860 	attr->reg_c_preserve =
861 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
862 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
863 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
864 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
865 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
866 			compress_mmo_sq);
867 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
868 			decompress_mmo_sq);
869 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
870 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
871 			compress_mmo_qp);
872 	attr->mmo_decompress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
873 			decompress_mmo_qp);
874 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
875 						 compress_min_block_size);
876 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
877 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
878 					      log_compress_mmo_size);
879 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
880 						log_decompress_mmo_size);
881 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
882 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
883 						mini_cqe_resp_flow_tag);
884 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
885 						 mini_cqe_resp_l3_l4_tag);
886 	attr->umr_indirect_mkey_disabled =
887 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
888 	attr->umr_modify_entity_size_disabled =
889 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
890 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
891 	if (attr->crypto)
892 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts);
893 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
894 					 general_obj_types) &
895 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
896 	if (attr->qos.sup) {
897 		MLX5_SET(query_hca_cap_in, in, op_mod,
898 			 MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
899 			 MLX5_HCA_CAP_OPMOD_GET_CUR);
900 		rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in),
901 						 out, sizeof(out));
902 		if (rc)
903 			goto error;
904 		if (status) {
905 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities,"
906 				" status %x, syndrome = %x", status, syndrome);
907 			return -1;
908 		}
909 		hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
910 		attr->qos.flow_meter_old =
911 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
912 		attr->qos.log_max_flow_meter =
913 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
914 		attr->qos.flow_meter_reg_c_ids =
915 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
916 		attr->qos.flow_meter =
917 				MLX5_GET(qos_cap, hcattr, flow_meter);
918 		attr->qos.packet_pacing =
919 				MLX5_GET(qos_cap, hcattr, packet_pacing);
920 		attr->qos.wqe_rate_pp =
921 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
922 		if (attr->qos.flow_meter_aso_sup) {
923 			attr->qos.log_meter_aso_granularity =
924 				MLX5_GET(qos_cap, hcattr,
925 					log_meter_aso_granularity);
926 			attr->qos.log_meter_aso_max_alloc =
927 				MLX5_GET(qos_cap, hcattr,
928 					log_meter_aso_max_alloc);
929 			attr->qos.log_max_num_meter_aso =
930 				MLX5_GET(qos_cap, hcattr,
931 					log_max_num_meter_aso);
932 		}
933 	}
934 	if (attr->vdpa.valid)
935 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
936 	if (!attr->eth_net_offloads)
937 		return 0;
938 
939 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
940 	memset(in, 0, sizeof(in));
941 	memset(out, 0, sizeof(out));
942 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
943 	MLX5_SET(query_hca_cap_in, in, op_mod,
944 		 MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
945 		 MLX5_HCA_CAP_OPMOD_GET_CUR);
946 
947 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
948 	if (rc)
949 		goto error;
950 	status = MLX5_GET(query_hca_cap_out, out, status);
951 	syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
952 	if (status) {
953 		DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, "
954 			"status %x, syndrome = %x", status, syndrome);
955 		attr->log_max_ft_sampler_num = 0;
956 		return -1;
957 	}
958 	hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
959 	attr->log_max_ft_sampler_num = MLX5_GET
960 		(flow_table_nic_cap, hcattr,
961 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
962 	attr->flow.tunnel_header_0_1 = MLX5_GET
963 		(flow_table_nic_cap, hcattr,
964 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
965 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
966 	attr->inner_ipv4_ihl = MLX5_GET
967 		(flow_table_nic_cap, hcattr,
968 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
969 	attr->outer_ipv4_ihl = MLX5_GET
970 		(flow_table_nic_cap, hcattr,
971 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
972 	/* Query HCA offloads for Ethernet protocol. */
973 	memset(in, 0, sizeof(in));
974 	memset(out, 0, sizeof(out));
975 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
976 	MLX5_SET(query_hca_cap_in, in, op_mod,
977 		 MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
978 		 MLX5_HCA_CAP_OPMOD_GET_CUR);
979 
980 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
981 	if (rc) {
982 		attr->eth_net_offloads = 0;
983 		goto error;
984 	}
985 	status = MLX5_GET(query_hca_cap_out, out, status);
986 	syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
987 	if (status) {
988 		DRV_LOG(DEBUG, "Failed to query devx HCA capabilities, "
989 			"status %x, syndrome = %x", status, syndrome);
990 		attr->eth_net_offloads = 0;
991 		return -1;
992 	}
993 	hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
994 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
995 					 hcattr, wqe_vlan_insert);
996 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
997 					 hcattr, csum_cap);
998 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
999 					 hcattr, vlan_cap);
1000 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1001 				 lro_cap);
1002 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1003 				 hcattr, max_lso_cap);
1004 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1005 				 hcattr, scatter_fcs);
1006 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1007 					hcattr, tunnel_lro_gre);
1008 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1009 					  hcattr, tunnel_lro_vxlan);
1010 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1011 					  hcattr, swp);
1012 	attr->tunnel_stateless_gre =
1013 				MLX5_GET(per_protocol_networking_offload_caps,
1014 					  hcattr, tunnel_stateless_gre);
1015 	attr->tunnel_stateless_vxlan =
1016 				MLX5_GET(per_protocol_networking_offload_caps,
1017 					  hcattr, tunnel_stateless_vxlan);
1018 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1019 					  hcattr, swp_csum);
1020 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1021 					  hcattr, swp_lso);
1022 	attr->lro_max_msg_sz_mode = MLX5_GET
1023 					(per_protocol_networking_offload_caps,
1024 					 hcattr, lro_max_msg_sz_mode);
1025 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1026 		attr->lro_timer_supported_periods[i] =
1027 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1028 				 lro_timer_supported_periods[i]);
1029 	}
1030 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1031 					  hcattr, lro_min_mss_size);
1032 	attr->tunnel_stateless_geneve_rx =
1033 			    MLX5_GET(per_protocol_networking_offload_caps,
1034 				     hcattr, tunnel_stateless_geneve_rx);
1035 	attr->geneve_max_opt_len =
1036 		    MLX5_GET(per_protocol_networking_offload_caps,
1037 			     hcattr, max_geneve_opt_len);
1038 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1039 					 hcattr, wqe_inline_mode);
1040 	attr->tunnel_stateless_gtp = MLX5_GET
1041 					(per_protocol_networking_offload_caps,
1042 					 hcattr, tunnel_stateless_gtp);
1043 	attr->rss_ind_tbl_cap = MLX5_GET
1044 					(per_protocol_networking_offload_caps,
1045 					 hcattr, rss_ind_tbl_cap);
1046 	/* Query HCA attribute for ROCE. */
1047 	if (attr->roce) {
1048 		memset(in, 0, sizeof(in));
1049 		memset(out, 0, sizeof(out));
1050 		MLX5_SET(query_hca_cap_in, in, opcode,
1051 			 MLX5_CMD_OP_QUERY_HCA_CAP);
1052 		MLX5_SET(query_hca_cap_in, in, op_mod,
1053 			 MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1054 			 MLX5_HCA_CAP_OPMOD_GET_CUR);
1055 		rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in),
1056 						 out, sizeof(out));
1057 		if (rc)
1058 			goto error;
1059 		status = MLX5_GET(query_hca_cap_out, out, status);
1060 		syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
1061 		if (status) {
1062 			DRV_LOG(DEBUG,
1063 				"Failed to query devx HCA ROCE capabilities, "
1064 				"status %x, syndrome = %x", status, syndrome);
1065 			return -1;
1066 		}
1067 		hcattr = MLX5_ADDR_OF(query_hca_cap_out, out, capability);
1068 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1069 	}
1070 	if (attr->eth_virt &&
1071 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1072 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1073 		if (rc) {
1074 			attr->eth_virt = 0;
1075 			goto error;
1076 		}
1077 	}
1078 	return 0;
1079 error:
1080 	rc = (rc > 0) ? -rc : rc;
1081 	return rc;
1082 }
1083 
1084 /**
1085  * Query TIS transport domain from QP verbs object using DevX API.
1086  *
1087  * @param[in] qp
1088  *   Pointer to verbs QP returned by ibv_create_qp .
1089  * @param[in] tis_num
1090  *   TIS number of TIS to query.
1091  * @param[out] tis_td
1092  *   Pointer to TIS transport domain variable, to be set by the routine.
1093  *
1094  * @return
1095  *   0 on success, a negative value otherwise.
1096  */
1097 int
1098 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1099 			      uint32_t *tis_td)
1100 {
1101 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1102 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1103 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1104 	int rc;
1105 	void *tis_ctx;
1106 
1107 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1108 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1109 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1110 	if (rc) {
1111 		DRV_LOG(ERR, "Failed to query QP using DevX");
1112 		return -rc;
1113 	};
1114 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1115 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1116 	return 0;
1117 #else
1118 	(void)qp;
1119 	(void)tis_num;
1120 	(void)tis_td;
1121 	return -ENOTSUP;
1122 #endif
1123 }
1124 
1125 /**
1126  * Fill WQ data for DevX API command.
1127  * Utility function for use when creating DevX objects containing a WQ.
1128  *
1129  * @param[in] wq_ctx
1130  *   Pointer to WQ context to fill with data.
1131  * @param [in] wq_attr
1132  *   Pointer to WQ attributes structure to fill in WQ context.
1133  */
1134 static void
1135 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1136 {
1137 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1138 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1139 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1140 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1141 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1142 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1143 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1144 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1145 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1146 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1147 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1148 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1149 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1150 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1151 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1152 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1153 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1154 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1155 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1156 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1157 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1158 		 wq_attr->log_hairpin_num_packets);
1159 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1160 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1161 		 wq_attr->single_wqe_log_num_of_strides);
1162 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1163 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1164 		 wq_attr->single_stride_log_num_of_bytes);
1165 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1166 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1167 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1168 }
1169 
1170 /**
1171  * Create RQ using DevX API.
1172  *
1173  * @param[in] ctx
1174  *   Context returned from mlx5 open_device() glue function.
1175  * @param [in] rq_attr
1176  *   Pointer to create RQ attributes structure.
1177  * @param [in] socket
1178  *   CPU socket ID for allocations.
1179  *
1180  * @return
1181  *   The DevX object created, NULL otherwise and rte_errno is set.
1182  */
1183 struct mlx5_devx_obj *
1184 mlx5_devx_cmd_create_rq(void *ctx,
1185 			struct mlx5_devx_create_rq_attr *rq_attr,
1186 			int socket)
1187 {
1188 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1189 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1190 	void *rq_ctx, *wq_ctx;
1191 	struct mlx5_devx_wq_attr *wq_attr;
1192 	struct mlx5_devx_obj *rq = NULL;
1193 
1194 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1195 	if (!rq) {
1196 		DRV_LOG(ERR, "Failed to allocate RQ data");
1197 		rte_errno = ENOMEM;
1198 		return NULL;
1199 	}
1200 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1201 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1202 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1203 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1204 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1205 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1206 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1207 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1208 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1209 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1210 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1211 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1212 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1213 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1214 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1215 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1216 	wq_attr = &rq_attr->wq_attr;
1217 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1218 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1219 						  out, sizeof(out));
1220 	if (!rq->obj) {
1221 		DRV_LOG(ERR, "Failed to create RQ using DevX");
1222 		rte_errno = errno;
1223 		mlx5_free(rq);
1224 		return NULL;
1225 	}
1226 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1227 	return rq;
1228 }
1229 
1230 /**
1231  * Modify RQ using DevX API.
1232  *
1233  * @param[in] rq
1234  *   Pointer to RQ object structure.
1235  * @param [in] rq_attr
1236  *   Pointer to modify RQ attributes structure.
1237  *
1238  * @return
1239  *   0 on success, a negative errno value otherwise and rte_errno is set.
1240  */
1241 int
1242 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1243 			struct mlx5_devx_modify_rq_attr *rq_attr)
1244 {
1245 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1246 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1247 	void *rq_ctx, *wq_ctx;
1248 	int ret;
1249 
1250 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1251 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1252 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1253 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1254 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1255 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1256 	if (rq_attr->modify_bitmask &
1257 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1258 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1259 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1260 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1261 	if (rq_attr->modify_bitmask &
1262 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1263 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1264 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1265 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1266 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1267 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1268 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1269 	}
1270 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1271 					 out, sizeof(out));
1272 	if (ret) {
1273 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1274 		rte_errno = errno;
1275 		return -errno;
1276 	}
1277 	return ret;
1278 }
1279 
1280 /**
1281  * Create TIR using DevX API.
1282  *
1283  * @param[in] ctx
1284  *  Context returned from mlx5 open_device() glue function.
1285  * @param [in] tir_attr
1286  *   Pointer to TIR attributes structure.
1287  *
1288  * @return
1289  *   The DevX object created, NULL otherwise and rte_errno is set.
1290  */
1291 struct mlx5_devx_obj *
1292 mlx5_devx_cmd_create_tir(void *ctx,
1293 			 struct mlx5_devx_tir_attr *tir_attr)
1294 {
1295 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1296 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1297 	void *tir_ctx, *outer, *inner, *rss_key;
1298 	struct mlx5_devx_obj *tir = NULL;
1299 
1300 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1301 	if (!tir) {
1302 		DRV_LOG(ERR, "Failed to allocate TIR data");
1303 		rte_errno = ENOMEM;
1304 		return NULL;
1305 	}
1306 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1307 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1308 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1309 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1310 		 tir_attr->lro_timeout_period_usecs);
1311 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1312 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1313 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1314 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1315 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1316 		 tir_attr->tunneled_offload_en);
1317 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1318 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1319 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1320 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1321 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1322 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1323 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1324 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1325 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1326 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1327 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1328 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1329 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1330 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1331 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1332 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1333 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1334 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1335 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1336 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1337 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1338 						   out, sizeof(out));
1339 	if (!tir->obj) {
1340 		DRV_LOG(ERR, "Failed to create TIR using DevX");
1341 		rte_errno = errno;
1342 		mlx5_free(tir);
1343 		return NULL;
1344 	}
1345 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1346 	return tir;
1347 }
1348 
1349 /**
1350  * Modify TIR using DevX API.
1351  *
1352  * @param[in] tir
1353  *   Pointer to TIR DevX object structure.
1354  * @param [in] modify_tir_attr
1355  *   Pointer to TIR modification attributes structure.
1356  *
1357  * @return
1358  *   0 on success, a negative errno value otherwise and rte_errno is set.
1359  */
1360 int
1361 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1362 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1363 {
1364 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1365 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1366 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1367 	void *tir_ctx;
1368 	int ret;
1369 
1370 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1371 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1372 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1373 		   modify_tir_attr->modify_bitmask);
1374 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1375 	if (modify_tir_attr->modify_bitmask &
1376 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1377 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1378 			 tir_attr->lro_timeout_period_usecs);
1379 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1380 			 tir_attr->lro_enable_mask);
1381 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1382 			 tir_attr->lro_max_msg_sz);
1383 	}
1384 	if (modify_tir_attr->modify_bitmask &
1385 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1386 		MLX5_SET(tirc, tir_ctx, indirect_table,
1387 			 tir_attr->indirect_table);
1388 	if (modify_tir_attr->modify_bitmask &
1389 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1390 		int i;
1391 		void *outer, *inner;
1392 
1393 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1394 			 tir_attr->rx_hash_symmetric);
1395 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1396 		for (i = 0; i < 10; i++) {
1397 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1398 				 tir_attr->rx_hash_toeplitz_key[i]);
1399 		}
1400 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1401 				     rx_hash_field_selector_outer);
1402 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1403 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1404 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1405 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1406 		MLX5_SET
1407 		(rx_hash_field_select, outer, selected_fields,
1408 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1409 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1410 				     rx_hash_field_selector_inner);
1411 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1412 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1413 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1414 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1415 		MLX5_SET
1416 		(rx_hash_field_select, inner, selected_fields,
1417 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1418 	}
1419 	if (modify_tir_attr->modify_bitmask &
1420 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1421 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1422 	}
1423 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1424 					 out, sizeof(out));
1425 	if (ret) {
1426 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1427 		rte_errno = errno;
1428 		return -errno;
1429 	}
1430 	return ret;
1431 }
1432 
1433 /**
1434  * Create RQT using DevX API.
1435  *
1436  * @param[in] ctx
1437  *   Context returned from mlx5 open_device() glue function.
1438  * @param [in] rqt_attr
1439  *   Pointer to RQT attributes structure.
1440  *
1441  * @return
1442  *   The DevX object created, NULL otherwise and rte_errno is set.
1443  */
1444 struct mlx5_devx_obj *
1445 mlx5_devx_cmd_create_rqt(void *ctx,
1446 			 struct mlx5_devx_rqt_attr *rqt_attr)
1447 {
1448 	uint32_t *in = NULL;
1449 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1450 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1451 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1452 	void *rqt_ctx;
1453 	struct mlx5_devx_obj *rqt = NULL;
1454 	int i;
1455 
1456 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1457 	if (!in) {
1458 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1459 		rte_errno = ENOMEM;
1460 		return NULL;
1461 	}
1462 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1463 	if (!rqt) {
1464 		DRV_LOG(ERR, "Failed to allocate RQT data");
1465 		rte_errno = ENOMEM;
1466 		mlx5_free(in);
1467 		return NULL;
1468 	}
1469 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1470 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1471 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1472 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1473 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1474 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1475 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1476 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1477 	mlx5_free(in);
1478 	if (!rqt->obj) {
1479 		DRV_LOG(ERR, "Failed to create RQT using DevX");
1480 		rte_errno = errno;
1481 		mlx5_free(rqt);
1482 		return NULL;
1483 	}
1484 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1485 	return rqt;
1486 }
1487 
1488 /**
1489  * Modify RQT using DevX API.
1490  *
1491  * @param[in] rqt
1492  *   Pointer to RQT DevX object structure.
1493  * @param [in] rqt_attr
1494  *   Pointer to RQT attributes structure.
1495  *
1496  * @return
1497  *   0 on success, a negative errno value otherwise and rte_errno is set.
1498  */
1499 int
1500 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1501 			 struct mlx5_devx_rqt_attr *rqt_attr)
1502 {
1503 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1504 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1505 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1506 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1507 	void *rqt_ctx;
1508 	int i;
1509 	int ret;
1510 
1511 	if (!in) {
1512 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1513 		rte_errno = ENOMEM;
1514 		return -ENOMEM;
1515 	}
1516 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1517 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1518 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1519 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1520 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1521 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1522 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1523 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1524 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1525 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1526 	mlx5_free(in);
1527 	if (ret) {
1528 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1529 		rte_errno = errno;
1530 		return -rte_errno;
1531 	}
1532 	return ret;
1533 }
1534 
1535 /**
1536  * Create SQ using DevX API.
1537  *
1538  * @param[in] ctx
1539  *   Context returned from mlx5 open_device() glue function.
1540  * @param [in] sq_attr
1541  *   Pointer to SQ attributes structure.
1542  * @param [in] socket
1543  *   CPU socket ID for allocations.
1544  *
1545  * @return
1546  *   The DevX object created, NULL otherwise and rte_errno is set.
1547  **/
1548 struct mlx5_devx_obj *
1549 mlx5_devx_cmd_create_sq(void *ctx,
1550 			struct mlx5_devx_create_sq_attr *sq_attr)
1551 {
1552 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1553 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1554 	void *sq_ctx;
1555 	void *wq_ctx;
1556 	struct mlx5_devx_wq_attr *wq_attr;
1557 	struct mlx5_devx_obj *sq = NULL;
1558 
1559 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1560 	if (!sq) {
1561 		DRV_LOG(ERR, "Failed to allocate SQ data");
1562 		rte_errno = ENOMEM;
1563 		return NULL;
1564 	}
1565 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1566 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1567 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1568 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1569 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1570 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1571 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1572 		 sq_attr->allow_multi_pkt_send_wqe);
1573 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1574 		 sq_attr->min_wqe_inline_mode);
1575 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1576 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1577 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1578 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1579 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1580 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1581 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1582 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1583 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1584 		 sq_attr->packet_pacing_rate_limit_index);
1585 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1586 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1587 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1588 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1589 	wq_attr = &sq_attr->wq_attr;
1590 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1591 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1592 					     out, sizeof(out));
1593 	if (!sq->obj) {
1594 		DRV_LOG(ERR, "Failed to create SQ using DevX");
1595 		rte_errno = errno;
1596 		mlx5_free(sq);
1597 		return NULL;
1598 	}
1599 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1600 	return sq;
1601 }
1602 
1603 /**
1604  * Modify SQ using DevX API.
1605  *
1606  * @param[in] sq
1607  *   Pointer to SQ object structure.
1608  * @param [in] sq_attr
1609  *   Pointer to SQ attributes structure.
1610  *
1611  * @return
1612  *   0 on success, a negative errno value otherwise and rte_errno is set.
1613  */
1614 int
1615 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1616 			struct mlx5_devx_modify_sq_attr *sq_attr)
1617 {
1618 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1619 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1620 	void *sq_ctx;
1621 	int ret;
1622 
1623 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1624 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1625 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1626 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1627 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1628 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1629 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1630 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1631 					 out, sizeof(out));
1632 	if (ret) {
1633 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1634 		rte_errno = errno;
1635 		return -rte_errno;
1636 	}
1637 	return ret;
1638 }
1639 
1640 /**
1641  * Create TIS using DevX API.
1642  *
1643  * @param[in] ctx
1644  *   Context returned from mlx5 open_device() glue function.
1645  * @param [in] tis_attr
1646  *   Pointer to TIS attributes structure.
1647  *
1648  * @return
1649  *   The DevX object created, NULL otherwise and rte_errno is set.
1650  */
1651 struct mlx5_devx_obj *
1652 mlx5_devx_cmd_create_tis(void *ctx,
1653 			 struct mlx5_devx_tis_attr *tis_attr)
1654 {
1655 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
1656 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
1657 	struct mlx5_devx_obj *tis = NULL;
1658 	void *tis_ctx;
1659 
1660 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
1661 	if (!tis) {
1662 		DRV_LOG(ERR, "Failed to allocate TIS object");
1663 		rte_errno = ENOMEM;
1664 		return NULL;
1665 	}
1666 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
1667 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
1668 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
1669 		 tis_attr->strict_lag_tx_port_affinity);
1670 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
1671 		 tis_attr->lag_tx_port_affinity);
1672 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
1673 	MLX5_SET(tisc, tis_ctx, transport_domain,
1674 		 tis_attr->transport_domain);
1675 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1676 					      out, sizeof(out));
1677 	if (!tis->obj) {
1678 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1679 		rte_errno = errno;
1680 		mlx5_free(tis);
1681 		return NULL;
1682 	}
1683 	tis->id = MLX5_GET(create_tis_out, out, tisn);
1684 	return tis;
1685 }
1686 
1687 /**
1688  * Create transport domain using DevX API.
1689  *
1690  * @param[in] ctx
1691  *   Context returned from mlx5 open_device() glue function.
1692  * @return
1693  *   The DevX object created, NULL otherwise and rte_errno is set.
1694  */
1695 struct mlx5_devx_obj *
1696 mlx5_devx_cmd_create_td(void *ctx)
1697 {
1698 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
1699 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
1700 	struct mlx5_devx_obj *td = NULL;
1701 
1702 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
1703 	if (!td) {
1704 		DRV_LOG(ERR, "Failed to allocate TD object");
1705 		rte_errno = ENOMEM;
1706 		return NULL;
1707 	}
1708 	MLX5_SET(alloc_transport_domain_in, in, opcode,
1709 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
1710 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1711 					     out, sizeof(out));
1712 	if (!td->obj) {
1713 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1714 		rte_errno = errno;
1715 		mlx5_free(td);
1716 		return NULL;
1717 	}
1718 	td->id = MLX5_GET(alloc_transport_domain_out, out,
1719 			   transport_domain);
1720 	return td;
1721 }
1722 
1723 /**
1724  * Dump all flows to file.
1725  *
1726  * @param[in] fdb_domain
1727  *   FDB domain.
1728  * @param[in] rx_domain
1729  *   RX domain.
1730  * @param[in] tx_domain
1731  *   TX domain.
1732  * @param[out] file
1733  *   Pointer to file stream.
1734  *
1735  * @return
1736  *   0 on success, a nagative value otherwise.
1737  */
1738 int
1739 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
1740 			void *rx_domain __rte_unused,
1741 			void *tx_domain __rte_unused, FILE *file __rte_unused)
1742 {
1743 	int ret = 0;
1744 
1745 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1746 	if (fdb_domain) {
1747 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
1748 		if (ret)
1749 			return ret;
1750 	}
1751 	MLX5_ASSERT(rx_domain);
1752 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
1753 	if (ret)
1754 		return ret;
1755 	MLX5_ASSERT(tx_domain);
1756 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
1757 #else
1758 	ret = ENOTSUP;
1759 #endif
1760 	return -ret;
1761 }
1762 
1763 int
1764 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
1765 			FILE *file __rte_unused)
1766 {
1767 	int ret = 0;
1768 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
1769 	if (rule_info)
1770 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
1771 #else
1772 	ret = ENOTSUP;
1773 #endif
1774 	return -ret;
1775 }
1776 
1777 /*
1778  * Create CQ using DevX API.
1779  *
1780  * @param[in] ctx
1781  *   Context returned from mlx5 open_device() glue function.
1782  * @param [in] attr
1783  *   Pointer to CQ attributes structure.
1784  *
1785  * @return
1786  *   The DevX object created, NULL otherwise and rte_errno is set.
1787  */
1788 struct mlx5_devx_obj *
1789 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
1790 {
1791 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
1792 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
1793 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1794 						   sizeof(*cq_obj),
1795 						   0, SOCKET_ID_ANY);
1796 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
1797 
1798 	if (!cq_obj) {
1799 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
1800 		rte_errno = ENOMEM;
1801 		return NULL;
1802 	}
1803 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
1804 	if (attr->db_umem_valid) {
1805 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
1806 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
1807 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
1808 	} else {
1809 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
1810 	}
1811 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
1812 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
1813 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
1814 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
1815 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
1816 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
1817 		MLX5_SET(cqc, cqctx, log_page_size,
1818 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
1819 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
1820 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
1821 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
1822 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
1823 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
1824 		 attr->mini_cqe_res_format_ext);
1825 	if (attr->q_umem_valid) {
1826 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
1827 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
1828 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
1829 			   attr->q_umem_offset);
1830 	}
1831 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1832 						 sizeof(out));
1833 	if (!cq_obj->obj) {
1834 		rte_errno = errno;
1835 		DRV_LOG(ERR, "Failed to create CQ using DevX errno=%d.", errno);
1836 		mlx5_free(cq_obj);
1837 		return NULL;
1838 	}
1839 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
1840 	return cq_obj;
1841 }
1842 
1843 /**
1844  * Create VIRTQ using DevX API.
1845  *
1846  * @param[in] ctx
1847  *   Context returned from mlx5 open_device() glue function.
1848  * @param [in] attr
1849  *   Pointer to VIRTQ attributes structure.
1850  *
1851  * @return
1852  *   The DevX object created, NULL otherwise and rte_errno is set.
1853  */
1854 struct mlx5_devx_obj *
1855 mlx5_devx_cmd_create_virtq(void *ctx,
1856 			   struct mlx5_devx_virtq_attr *attr)
1857 {
1858 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
1859 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
1860 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1861 						     sizeof(*virtq_obj),
1862 						     0, SOCKET_ID_ANY);
1863 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
1864 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
1865 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
1866 
1867 	if (!virtq_obj) {
1868 		DRV_LOG(ERR, "Failed to allocate virtq data.");
1869 		rte_errno = ENOMEM;
1870 		return NULL;
1871 	}
1872 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
1873 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
1874 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
1875 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
1876 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
1877 		   attr->hw_available_index);
1878 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
1879 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
1880 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
1881 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
1882 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
1883 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
1884 		   attr->virtio_version_1_0);
1885 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
1886 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
1887 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
1888 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
1889 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
1890 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
1891 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
1892 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
1893 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
1894 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
1895 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
1896 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
1897 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
1898 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
1899 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
1900 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
1901 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
1902 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
1903 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
1904 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
1905 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
1906 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
1907 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
1908 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1909 						    sizeof(out));
1910 	if (!virtq_obj->obj) {
1911 		rte_errno = errno;
1912 		DRV_LOG(ERR, "Failed to create VIRTQ Obj using DevX.");
1913 		mlx5_free(virtq_obj);
1914 		return NULL;
1915 	}
1916 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
1917 	return virtq_obj;
1918 }
1919 
1920 /**
1921  * Modify VIRTQ using DevX API.
1922  *
1923  * @param[in] virtq_obj
1924  *   Pointer to virtq object structure.
1925  * @param [in] attr
1926  *   Pointer to modify virtq attributes structure.
1927  *
1928  * @return
1929  *   0 on success, a negative errno value otherwise and rte_errno is set.
1930  */
1931 int
1932 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
1933 			   struct mlx5_devx_virtq_attr *attr)
1934 {
1935 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
1936 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
1937 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
1938 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
1939 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
1940 	int ret;
1941 
1942 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
1943 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
1944 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
1945 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
1946 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
1947 	MLX5_SET64(virtio_net_q, virtq, modify_field_select, attr->type);
1948 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
1949 	switch (attr->type) {
1950 	case MLX5_VIRTQ_MODIFY_TYPE_STATE:
1951 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
1952 		break;
1953 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS:
1954 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
1955 			 attr->dirty_bitmap_mkey);
1956 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
1957 			 attr->dirty_bitmap_addr);
1958 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
1959 			 attr->dirty_bitmap_size);
1960 		break;
1961 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE:
1962 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
1963 			 attr->dirty_bitmap_dump_enable);
1964 		break;
1965 	default:
1966 		rte_errno = EINVAL;
1967 		return -rte_errno;
1968 	}
1969 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
1970 					 out, sizeof(out));
1971 	if (ret) {
1972 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
1973 		rte_errno = errno;
1974 		return -rte_errno;
1975 	}
1976 	return ret;
1977 }
1978 
1979 /**
1980  * Query VIRTQ using DevX API.
1981  *
1982  * @param[in] virtq_obj
1983  *   Pointer to virtq object structure.
1984  * @param [in/out] attr
1985  *   Pointer to virtq attributes structure.
1986  *
1987  * @return
1988  *   0 on success, a negative errno value otherwise and rte_errno is set.
1989  */
1990 int
1991 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
1992 			   struct mlx5_devx_virtq_attr *attr)
1993 {
1994 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
1995 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
1996 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
1997 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
1998 	int ret;
1999 
2000 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2001 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2002 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2003 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2004 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2005 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2006 					 out, sizeof(out));
2007 	if (ret) {
2008 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2009 		rte_errno = errno;
2010 		return -errno;
2011 	}
2012 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2013 					      hw_available_index);
2014 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2015 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2016 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2017 				      virtio_q_context.error_type);
2018 	return ret;
2019 }
2020 
2021 /**
2022  * Create QP using DevX API.
2023  *
2024  * @param[in] ctx
2025  *   Context returned from mlx5 open_device() glue function.
2026  * @param [in] attr
2027  *   Pointer to QP attributes structure.
2028  *
2029  * @return
2030  *   The DevX object created, NULL otherwise and rte_errno is set.
2031  */
2032 struct mlx5_devx_obj *
2033 mlx5_devx_cmd_create_qp(void *ctx,
2034 			struct mlx5_devx_qp_attr *attr)
2035 {
2036 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2037 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2038 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2039 						   sizeof(*qp_obj),
2040 						   0, SOCKET_ID_ANY);
2041 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2042 
2043 	if (!qp_obj) {
2044 		DRV_LOG(ERR, "Failed to allocate QP data.");
2045 		rte_errno = ENOMEM;
2046 		return NULL;
2047 	}
2048 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2049 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2050 	MLX5_SET(qpc, qpc, pd, attr->pd);
2051 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2052 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2053 	if (attr->uar_index) {
2054 		if (attr->mmo) {
2055 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2056 				in, qpc_extension_and_pas_list);
2057 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2058 				qpc_ext_and_pas_list, qpc_data_extension);
2059 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2060 		}
2061 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2062 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2063 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2064 			MLX5_SET(qpc, qpc, log_page_size,
2065 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2066 		if (attr->sq_size) {
2067 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->sq_size));
2068 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2069 			MLX5_SET(qpc, qpc, log_sq_size,
2070 				 rte_log2_u32(attr->sq_size));
2071 		} else {
2072 			MLX5_SET(qpc, qpc, no_sq, 1);
2073 		}
2074 		if (attr->rq_size) {
2075 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->rq_size));
2076 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2077 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2078 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2079 			MLX5_SET(qpc, qpc, log_rq_size,
2080 				 rte_log2_u32(attr->rq_size));
2081 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2082 		} else {
2083 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2084 		}
2085 		if (attr->dbr_umem_valid) {
2086 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2087 				 attr->dbr_umem_valid);
2088 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2089 		}
2090 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2091 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2092 			   attr->wq_umem_offset);
2093 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2094 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2095 	} else {
2096 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2097 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2098 		MLX5_SET(qpc, qpc, no_sq, 1);
2099 	}
2100 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2101 						 sizeof(out));
2102 	if (!qp_obj->obj) {
2103 		rte_errno = errno;
2104 		DRV_LOG(ERR, "Failed to create QP Obj using DevX.");
2105 		mlx5_free(qp_obj);
2106 		return NULL;
2107 	}
2108 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2109 	return qp_obj;
2110 }
2111 
2112 /**
2113  * Modify QP using DevX API.
2114  * Currently supports only force loop-back QP.
2115  *
2116  * @param[in] qp
2117  *   Pointer to QP object structure.
2118  * @param [in] qp_st_mod_op
2119  *   The QP state modification operation.
2120  * @param [in] remote_qp_id
2121  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2122  *
2123  * @return
2124  *   0 on success, a negative errno value otherwise and rte_errno is set.
2125  */
2126 int
2127 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2128 			      uint32_t remote_qp_id)
2129 {
2130 	union {
2131 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2132 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2133 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2134 	} in;
2135 	union {
2136 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2137 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2138 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2139 	} out;
2140 	void *qpc;
2141 	int ret;
2142 	unsigned int inlen;
2143 	unsigned int outlen;
2144 
2145 	memset(&in, 0, sizeof(in));
2146 	memset(&out, 0, sizeof(out));
2147 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2148 	switch (qp_st_mod_op) {
2149 	case MLX5_CMD_OP_RST2INIT_QP:
2150 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2151 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2152 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2153 		MLX5_SET(qpc, qpc, rre, 1);
2154 		MLX5_SET(qpc, qpc, rwe, 1);
2155 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2156 		inlen = sizeof(in.rst2init);
2157 		outlen = sizeof(out.rst2init);
2158 		break;
2159 	case MLX5_CMD_OP_INIT2RTR_QP:
2160 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2161 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2162 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2163 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2164 		MLX5_SET(qpc, qpc, mtu, 1);
2165 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2166 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2167 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2168 		inlen = sizeof(in.init2rtr);
2169 		outlen = sizeof(out.init2rtr);
2170 		break;
2171 	case MLX5_CMD_OP_RTR2RTS_QP:
2172 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2173 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2174 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 14);
2175 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2176 		MLX5_SET(qpc, qpc, retry_count, 7);
2177 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2178 		inlen = sizeof(in.rtr2rts);
2179 		outlen = sizeof(out.rtr2rts);
2180 		break;
2181 	default:
2182 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2183 			qp_st_mod_op);
2184 		rte_errno = EINVAL;
2185 		return -rte_errno;
2186 	}
2187 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2188 	if (ret) {
2189 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2190 		rte_errno = errno;
2191 		return -rte_errno;
2192 	}
2193 	return ret;
2194 }
2195 
2196 struct mlx5_devx_obj *
2197 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2198 {
2199 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2200 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2201 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2202 						       sizeof(*couners_obj), 0,
2203 						       SOCKET_ID_ANY);
2204 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2205 
2206 	if (!couners_obj) {
2207 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2208 		rte_errno = ENOMEM;
2209 		return NULL;
2210 	}
2211 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2212 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2213 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2214 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2215 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2216 						      sizeof(out));
2217 	if (!couners_obj->obj) {
2218 		rte_errno = errno;
2219 		DRV_LOG(ERR, "Failed to create virtio queue counters Obj using"
2220 			" DevX.");
2221 		mlx5_free(couners_obj);
2222 		return NULL;
2223 	}
2224 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2225 	return couners_obj;
2226 }
2227 
2228 int
2229 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2230 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2231 {
2232 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2233 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2234 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2235 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2236 					       virtio_q_counters);
2237 	int ret;
2238 
2239 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2240 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2241 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2242 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2243 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2244 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2245 					sizeof(out));
2246 	if (ret) {
2247 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2248 		rte_errno = errno;
2249 		return -errno;
2250 	}
2251 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2252 					 received_desc);
2253 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2254 					  completed_desc);
2255 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2256 				    error_cqes);
2257 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2258 					 bad_desc_errors);
2259 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2260 					  exceed_max_chain);
2261 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2262 					invalid_buffer);
2263 	return ret;
2264 }
2265 
2266 /**
2267  * Create general object of type FLOW_HIT_ASO using DevX API.
2268  *
2269  * @param[in] ctx
2270  *   Context returned from mlx5 open_device() glue function.
2271  * @param [in] pd
2272  *   PD value to associate the FLOW_HIT_ASO object with.
2273  *
2274  * @return
2275  *   The DevX object created, NULL otherwise and rte_errno is set.
2276  */
2277 struct mlx5_devx_obj *
2278 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2279 {
2280 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2281 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2282 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2283 	void *ptr = NULL;
2284 
2285 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2286 				       0, SOCKET_ID_ANY);
2287 	if (!flow_hit_aso_obj) {
2288 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2289 		rte_errno = ENOMEM;
2290 		return NULL;
2291 	}
2292 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2293 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2294 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2295 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2296 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2297 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2298 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2299 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2300 							   out, sizeof(out));
2301 	if (!flow_hit_aso_obj->obj) {
2302 		rte_errno = errno;
2303 		DRV_LOG(ERR, "Failed to create FLOW_HIT_ASO obj using DevX.");
2304 		mlx5_free(flow_hit_aso_obj);
2305 		return NULL;
2306 	}
2307 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2308 	return flow_hit_aso_obj;
2309 }
2310 
2311 /*
2312  * Create PD using DevX API.
2313  *
2314  * @param[in] ctx
2315  *   Context returned from mlx5 open_device() glue function.
2316  *
2317  * @return
2318  *   The DevX object created, NULL otherwise and rte_errno is set.
2319  */
2320 struct mlx5_devx_obj *
2321 mlx5_devx_cmd_alloc_pd(void *ctx)
2322 {
2323 	struct mlx5_devx_obj *ppd =
2324 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2325 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2326 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2327 
2328 	if (!ppd) {
2329 		DRV_LOG(ERR, "Failed to allocate PD data.");
2330 		rte_errno = ENOMEM;
2331 		return NULL;
2332 	}
2333 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2334 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2335 				out, sizeof(out));
2336 	if (!ppd->obj) {
2337 		mlx5_free(ppd);
2338 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2339 		rte_errno = errno;
2340 		return NULL;
2341 	}
2342 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2343 	return ppd;
2344 }
2345 
2346 /**
2347  * Create general object of type FLOW_METER_ASO using DevX API.
2348  *
2349  * @param[in] ctx
2350  *   Context returned from mlx5 open_device() glue function.
2351  * @param [in] pd
2352  *   PD value to associate the FLOW_METER_ASO object with.
2353  * @param [in] log_obj_size
2354  *   log_obj_size define to allocate number of 2 * meters
2355  *   in one FLOW_METER_ASO object.
2356  *
2357  * @return
2358  *   The DevX object created, NULL otherwise and rte_errno is set.
2359  */
2360 struct mlx5_devx_obj *
2361 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2362 						uint32_t log_obj_size)
2363 {
2364 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2365 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2366 	struct mlx5_devx_obj *flow_meter_aso_obj;
2367 	void *ptr;
2368 
2369 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2370 						sizeof(*flow_meter_aso_obj),
2371 						0, SOCKET_ID_ANY);
2372 	if (!flow_meter_aso_obj) {
2373 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2374 		rte_errno = ENOMEM;
2375 		return NULL;
2376 	}
2377 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2378 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2379 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2380 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2381 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2382 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2383 		log_obj_size);
2384 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2385 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2386 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2387 							ctx, in, sizeof(in),
2388 							out, sizeof(out));
2389 	if (!flow_meter_aso_obj->obj) {
2390 		rte_errno = errno;
2391 		DRV_LOG(ERR, "Failed to create FLOW_METER_ASO obj using DevX.");
2392 		mlx5_free(flow_meter_aso_obj);
2393 		return NULL;
2394 	}
2395 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2396 								out, obj_id);
2397 	return flow_meter_aso_obj;
2398 }
2399 
2400 /*
2401  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2402  *
2403  * @param[in] ctx
2404  *   Context returned from mlx5 open_device() glue function.
2405  * @param [in] pd
2406  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2407  * @param [in] log_obj_size
2408  *   log_obj_size to allocate its power of 2 * objects
2409  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2410  *
2411  * @return
2412  *   The DevX object created, NULL otherwise and rte_errno is set.
2413  */
2414 struct mlx5_devx_obj *
2415 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2416 					    uint32_t log_obj_size)
2417 {
2418 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2419 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2420 	struct mlx5_devx_obj *ct_aso_obj;
2421 	void *ptr;
2422 
2423 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2424 				 0, SOCKET_ID_ANY);
2425 	if (!ct_aso_obj) {
2426 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2427 		rte_errno = ENOMEM;
2428 		return NULL;
2429 	}
2430 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2431 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2432 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2433 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2434 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2435 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2436 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2437 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2438 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2439 						     out, sizeof(out));
2440 	if (!ct_aso_obj->obj) {
2441 		rte_errno = errno;
2442 		DRV_LOG(ERR, "Failed to create CONN_TRACK_OFFLOAD obj by using DevX.");
2443 		mlx5_free(ct_aso_obj);
2444 		return NULL;
2445 	}
2446 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2447 	return ct_aso_obj;
2448 }
2449 
2450 /**
2451  * Create general object of type GENEVE TLV option using DevX API.
2452  *
2453  * @param[in] ctx
2454  *   Context returned from mlx5 open_device() glue function.
2455  * @param [in] class
2456  *   TLV option variable value of class
2457  * @param [in] type
2458  *   TLV option variable value of type
2459  * @param [in] len
2460  *   TLV option variable value of len
2461  *
2462  * @return
2463  *   The DevX object created, NULL otherwise and rte_errno is set.
2464  */
2465 struct mlx5_devx_obj *
2466 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2467 		uint16_t class, uint8_t type, uint8_t len)
2468 {
2469 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2470 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2471 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2472 						   sizeof(*geneve_tlv_opt_obj),
2473 						   0, SOCKET_ID_ANY);
2474 
2475 	if (!geneve_tlv_opt_obj) {
2476 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2477 		rte_errno = ENOMEM;
2478 		return NULL;
2479 	}
2480 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2481 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2482 			geneve_tlv_opt);
2483 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2484 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2485 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2486 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2487 	MLX5_SET(geneve_tlv_option, opt, option_class,
2488 			rte_be_to_cpu_16(class));
2489 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2490 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2491 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2492 					sizeof(in), out, sizeof(out));
2493 	if (!geneve_tlv_opt_obj->obj) {
2494 		rte_errno = errno;
2495 		DRV_LOG(ERR, "Failed to create Geneve tlv option "
2496 				"Obj using DevX.");
2497 		mlx5_free(geneve_tlv_opt_obj);
2498 		return NULL;
2499 	}
2500 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2501 	return geneve_tlv_opt_obj;
2502 }
2503 
2504 int
2505 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2506 {
2507 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2508 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2509 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2510 	int rc;
2511 	void *rq_ctx;
2512 
2513 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2514 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2515 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2516 	if (rc) {
2517 		rte_errno = errno;
2518 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2519 			"rc = %d, errno = %d.", rc, errno);
2520 		return -rc;
2521 	};
2522 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2523 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2524 	return 0;
2525 #else
2526 	(void)wq;
2527 	(void)counter_set_id;
2528 	return -ENOTSUP;
2529 #endif
2530 }
2531 
2532 /*
2533  * Allocate queue counters via devx interface.
2534  *
2535  * @param[in] ctx
2536  *   Context returned from mlx5 open_device() glue function.
2537  *
2538  * @return
2539  *   Pointer to counter object on success, a NULL value otherwise and
2540  *   rte_errno is set.
2541  */
2542 struct mlx5_devx_obj *
2543 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2544 {
2545 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2546 						SOCKET_ID_ANY);
2547 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2548 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2549 
2550 	if (!dcs) {
2551 		rte_errno = ENOMEM;
2552 		return NULL;
2553 	}
2554 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2555 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2556 					      sizeof(out));
2557 	if (!dcs->obj) {
2558 		DRV_LOG(DEBUG, "Can't allocate q counter set by DevX - error "
2559 			"%d.", errno);
2560 		rte_errno = errno;
2561 		mlx5_free(dcs);
2562 		return NULL;
2563 	}
2564 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2565 	return dcs;
2566 }
2567 
2568 /**
2569  * Query queue counters values.
2570  *
2571  * @param[in] dcs
2572  *   devx object of the queue counter set.
2573  * @param[in] clear
2574  *   Whether hardware should clear the counters after the query or not.
2575  *  @param[out] out_of_buffers
2576  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2577  *
2578  * @return
2579  *   0 on success, a negative value otherwise.
2580  */
2581 int
2582 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2583 				  uint32_t *out_of_buffers)
2584 {
2585 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2586 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2587 	int rc;
2588 
2589 	MLX5_SET(query_q_counter_in, in, opcode,
2590 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2591 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2592 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2593 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2594 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
2595 				       sizeof(out));
2596 	if (rc) {
2597 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
2598 		rte_errno = rc;
2599 		return -rc;
2600 	}
2601 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
2602 	return 0;
2603 }
2604 
2605 /**
2606  * Create general object of type DEK using DevX API.
2607  *
2608  * @param[in] ctx
2609  *   Context returned from mlx5 open_device() glue function.
2610  * @param [in] attr
2611  *   Pointer to DEK attributes structure.
2612  *
2613  * @return
2614  *   The DevX object created, NULL otherwise and rte_errno is set.
2615  */
2616 struct mlx5_devx_obj *
2617 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
2618 {
2619 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
2620 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2621 	struct mlx5_devx_obj *dek_obj = NULL;
2622 	void *ptr = NULL, *key_addr = NULL;
2623 
2624 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
2625 			      0, SOCKET_ID_ANY);
2626 	if (dek_obj == NULL) {
2627 		DRV_LOG(ERR, "Failed to allocate DEK object data");
2628 		rte_errno = ENOMEM;
2629 		return NULL;
2630 	}
2631 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
2632 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2633 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2634 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2635 		 MLX5_GENERAL_OBJ_TYPE_DEK);
2636 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
2637 	MLX5_SET(dek, ptr, key_size, attr->key_size);
2638 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
2639 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
2640 	MLX5_SET(dek, ptr, pd, attr->pd);
2641 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
2642 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
2643 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2644 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2645 						  out, sizeof(out));
2646 	if (dek_obj->obj == NULL) {
2647 		rte_errno = errno;
2648 		DRV_LOG(ERR, "Failed to create DEK obj using DevX.");
2649 		mlx5_free(dek_obj);
2650 		return NULL;
2651 	}
2652 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2653 	return dek_obj;
2654 }
2655 
2656 /**
2657  * Create general object of type IMPORT_KEK using DevX API.
2658  *
2659  * @param[in] ctx
2660  *   Context returned from mlx5 open_device() glue function.
2661  * @param [in] attr
2662  *   Pointer to IMPORT_KEK attributes structure.
2663  *
2664  * @return
2665  *   The DevX object created, NULL otherwise and rte_errno is set.
2666  */
2667 struct mlx5_devx_obj *
2668 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
2669 				    struct mlx5_devx_import_kek_attr *attr)
2670 {
2671 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
2672 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2673 	struct mlx5_devx_obj *import_kek_obj = NULL;
2674 	void *ptr = NULL, *key_addr = NULL;
2675 
2676 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
2677 				     0, SOCKET_ID_ANY);
2678 	if (import_kek_obj == NULL) {
2679 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
2680 		rte_errno = ENOMEM;
2681 		return NULL;
2682 	}
2683 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
2684 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2685 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2686 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2687 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
2688 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
2689 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
2690 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
2691 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2692 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2693 							 out, sizeof(out));
2694 	if (import_kek_obj->obj == NULL) {
2695 		rte_errno = errno;
2696 		DRV_LOG(ERR, "Failed to create IMPORT_KEK object using DevX.");
2697 		mlx5_free(import_kek_obj);
2698 		return NULL;
2699 	}
2700 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2701 	return import_kek_obj;
2702 }
2703 
2704 /**
2705  * Create general object of type CREDENTIAL using DevX API.
2706  *
2707  * @param[in] ctx
2708  *   Context returned from mlx5 open_device() glue function.
2709  * @param [in] attr
2710  *   Pointer to CREDENTIAL attributes structure.
2711  *
2712  * @return
2713  *   The DevX object created, NULL otherwise and rte_errno is set.
2714  */
2715 struct mlx5_devx_obj *
2716 mlx5_devx_cmd_create_credential_obj(void *ctx,
2717 				    struct mlx5_devx_credential_attr *attr)
2718 {
2719 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
2720 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2721 	struct mlx5_devx_obj *credential_obj = NULL;
2722 	void *ptr = NULL, *credential_addr = NULL;
2723 
2724 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
2725 				     0, SOCKET_ID_ANY);
2726 	if (credential_obj == NULL) {
2727 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
2728 		rte_errno = ENOMEM;
2729 		return NULL;
2730 	}
2731 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
2732 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2733 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2734 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2735 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
2736 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
2737 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
2738 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
2739 	memcpy(credential_addr, (void *)(attr->credential),
2740 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2741 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2742 							 out, sizeof(out));
2743 	if (credential_obj->obj == NULL) {
2744 		rte_errno = errno;
2745 		DRV_LOG(ERR, "Failed to create CREDENTIAL object using DevX.");
2746 		mlx5_free(credential_obj);
2747 		return NULL;
2748 	}
2749 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2750 	return credential_obj;
2751 }
2752 
2753 /**
2754  * Create general object of type CRYPTO_LOGIN using DevX API.
2755  *
2756  * @param[in] ctx
2757  *   Context returned from mlx5 open_device() glue function.
2758  * @param [in] attr
2759  *   Pointer to CRYPTO_LOGIN attributes structure.
2760  *
2761  * @return
2762  *   The DevX object created, NULL otherwise and rte_errno is set.
2763  */
2764 struct mlx5_devx_obj *
2765 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
2766 				      struct mlx5_devx_crypto_login_attr *attr)
2767 {
2768 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
2769 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2770 	struct mlx5_devx_obj *crypto_login_obj = NULL;
2771 	void *ptr = NULL, *credential_addr = NULL;
2772 
2773 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
2774 				       0, SOCKET_ID_ANY);
2775 	if (crypto_login_obj == NULL) {
2776 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
2777 		rte_errno = ENOMEM;
2778 		return NULL;
2779 	}
2780 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
2781 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2782 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2783 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2784 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
2785 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
2786 	MLX5_SET(crypto_login, ptr, credential_pointer,
2787 		 attr->credential_pointer);
2788 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
2789 		 attr->session_import_kek_ptr);
2790 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
2791 	memcpy(credential_addr, (void *)(attr->credential),
2792 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2793 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2794 							   out, sizeof(out));
2795 	if (crypto_login_obj->obj == NULL) {
2796 		rte_errno = errno;
2797 		DRV_LOG(ERR, "Failed to create CRYPTO_LOGIN obj using DevX.");
2798 		mlx5_free(crypto_login_obj);
2799 		return NULL;
2800 	}
2801 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2802 	return crypto_login_obj;
2803 }
2804 
2805 /**
2806  * Query LAG context.
2807  *
2808  * @param[in] ctx
2809  *   Pointer to ibv_context, returned from mlx5dv_open_device.
2810  * @param[out] lag_ctx
2811  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
2812  *
2813  * @return
2814  *   0 on success, a negative value otherwise.
2815  */
2816 int
2817 mlx5_devx_cmd_query_lag(void *ctx,
2818 			struct mlx5_devx_lag_context *lag_ctx)
2819 {
2820 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
2821 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
2822 	void *lctx;
2823 	int rc;
2824 
2825 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
2826 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
2827 	if (rc)
2828 		goto error;
2829 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
2830 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
2831 					       fdb_selection_mode);
2832 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
2833 					       port_select_mode);
2834 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
2835 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
2836 						tx_remap_affinity_2);
2837 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
2838 						tx_remap_affinity_1);
2839 	return 0;
2840 error:
2841 	rc = (rc > 0) ? -rc : rc;
2842 	return rc;
2843 }
2844