xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 8b8036a66e3d59ffa58afb8d96fa2c73262155a7)
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 static void *
17 mlx5_devx_get_hca_cap(void *ctx, uint32_t *in, uint32_t *out,
18 		      int *err, uint32_t flags)
19 {
20 	const size_t size_in = MLX5_ST_SZ_DW(query_hca_cap_in) * sizeof(int);
21 	const size_t size_out = MLX5_ST_SZ_DW(query_hca_cap_out) * sizeof(int);
22 	int status, syndrome, rc;
23 
24 	if (err)
25 		*err = 0;
26 	memset(in, 0, size_in);
27 	memset(out, 0, size_out);
28 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
29 	MLX5_SET(query_hca_cap_in, in, op_mod, flags);
30 	rc = mlx5_glue->devx_general_cmd(ctx, in, size_in, out, size_out);
31 	if (rc) {
32 		DRV_LOG(ERR,
33 			"Failed to query devx HCA capabilities func %#02x",
34 			flags >> 1);
35 		if (err)
36 			*err = rc > 0 ? -rc : rc;
37 		return NULL;
38 	}
39 	status = MLX5_GET(query_hca_cap_out, out, status);
40 	syndrome = MLX5_GET(query_hca_cap_out, out, syndrome);
41 	if (status) {
42 		DRV_LOG(ERR,
43 			"Failed to query devx HCA capabilities func %#02x status %x, syndrome = %x",
44 			flags >> 1, status, syndrome);
45 		if (err)
46 			*err = -1;
47 		return NULL;
48 	}
49 	return MLX5_ADDR_OF(query_hca_cap_out, out, capability);
50 }
51 
52 /**
53  * Perform read access to the registers. Reads data from register
54  * and writes ones to the specified buffer.
55  *
56  * @param[in] ctx
57  *   Context returned from mlx5 open_device() glue function.
58  * @param[in] reg_id
59  *   Register identifier according to the PRM.
60  * @param[in] arg
61  *   Register access auxiliary parameter according to the PRM.
62  * @param[out] data
63  *   Pointer to the buffer to store read data.
64  * @param[in] dw_cnt
65  *   Buffer size in double words.
66  *
67  * @return
68  *   0 on success, a negative value otherwise.
69  */
70 int
71 mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id, uint32_t arg,
72 			    uint32_t *data, uint32_t dw_cnt)
73 {
74 	uint32_t in[MLX5_ST_SZ_DW(access_register_in)]   = {0};
75 	uint32_t out[MLX5_ST_SZ_DW(access_register_out) +
76 		     MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
77 	int status, rc;
78 
79 	MLX5_ASSERT(data && dw_cnt);
80 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
81 	if (dw_cnt  > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
82 		DRV_LOG(ERR, "Not enough  buffer for register read data");
83 		return -1;
84 	}
85 	MLX5_SET(access_register_in, in, opcode,
86 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
87 	MLX5_SET(access_register_in, in, op_mod,
88 					MLX5_ACCESS_REGISTER_IN_OP_MOD_READ);
89 	MLX5_SET(access_register_in, in, register_id, reg_id);
90 	MLX5_SET(access_register_in, in, argument, arg);
91 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out,
92 					 MLX5_ST_SZ_BYTES(access_register_out) +
93 					 sizeof(uint32_t) * dw_cnt);
94 	if (rc)
95 		goto error;
96 	status = MLX5_GET(access_register_out, out, status);
97 	if (status) {
98 		int syndrome = MLX5_GET(access_register_out, out, syndrome);
99 
100 		DRV_LOG(DEBUG, "Failed to read access NIC register 0x%X, "
101 			       "status %x, syndrome = %x",
102 			       reg_id, status, syndrome);
103 		return -1;
104 	}
105 	memcpy(data, &out[MLX5_ST_SZ_DW(access_register_out)],
106 	       dw_cnt * sizeof(uint32_t));
107 	return 0;
108 error:
109 	rc = (rc > 0) ? -rc : rc;
110 	return rc;
111 }
112 
113 /**
114  * Perform write access to the registers.
115  *
116  * @param[in] ctx
117  *   Context returned from mlx5 open_device() glue function.
118  * @param[in] reg_id
119  *   Register identifier according to the PRM.
120  * @param[in] arg
121  *   Register access auxiliary parameter according to the PRM.
122  * @param[out] data
123  *   Pointer to the buffer containing data to write.
124  * @param[in] dw_cnt
125  *   Buffer size in double words (32bit units).
126  *
127  * @return
128  *   0 on success, a negative value otherwise.
129  */
130 int
131 mlx5_devx_cmd_register_write(void *ctx, uint16_t reg_id, uint32_t arg,
132 			     uint32_t *data, uint32_t dw_cnt)
133 {
134 	uint32_t in[MLX5_ST_SZ_DW(access_register_in) +
135 		    MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
136 	uint32_t out[MLX5_ST_SZ_DW(access_register_out)] = {0};
137 	int status, rc;
138 	void *ptr;
139 
140 	MLX5_ASSERT(data && dw_cnt);
141 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
142 	if (dw_cnt > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
143 		DRV_LOG(ERR, "Data to write exceeds max size");
144 		return -1;
145 	}
146 	MLX5_SET(access_register_in, in, opcode,
147 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
148 	MLX5_SET(access_register_in, in, op_mod,
149 		 MLX5_ACCESS_REGISTER_IN_OP_MOD_WRITE);
150 	MLX5_SET(access_register_in, in, register_id, reg_id);
151 	MLX5_SET(access_register_in, in, argument, arg);
152 	ptr = MLX5_ADDR_OF(access_register_in, in, register_data);
153 	memcpy(ptr, data, dw_cnt * sizeof(uint32_t));
154 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
155 
156 	rc = mlx5_glue->devx_general_cmd(ctx, in,
157 					 MLX5_ST_SZ_BYTES(access_register_in) +
158 					 dw_cnt * sizeof(uint32_t),
159 					 out, sizeof(out));
160 	if (rc)
161 		goto error;
162 	status = MLX5_GET(access_register_out, out, status);
163 	if (status) {
164 		int syndrome = MLX5_GET(access_register_out, out, syndrome);
165 
166 		DRV_LOG(DEBUG, "Failed to write access NIC register 0x%X, "
167 			       "status %x, syndrome = %x",
168 			       reg_id, status, syndrome);
169 		return -1;
170 	}
171 	return 0;
172 error:
173 	rc = (rc > 0) ? -rc : rc;
174 	return rc;
175 }
176 
177 /**
178  * Allocate flow counters via devx interface.
179  *
180  * @param[in] ctx
181  *   Context returned from mlx5 open_device() glue function.
182  * @param dcs
183  *   Pointer to counters properties structure to be filled by the routine.
184  * @param bulk_n_128
185  *   Bulk counter numbers in 128 counters units.
186  *
187  * @return
188  *   Pointer to counter object on success, a negative value otherwise and
189  *   rte_errno is set.
190  */
191 struct mlx5_devx_obj *
192 mlx5_devx_cmd_flow_counter_alloc(void *ctx, uint32_t bulk_n_128)
193 {
194 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs),
195 						0, SOCKET_ID_ANY);
196 	uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
197 	uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
198 
199 	if (!dcs) {
200 		rte_errno = ENOMEM;
201 		return NULL;
202 	}
203 	MLX5_SET(alloc_flow_counter_in, in, opcode,
204 		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
205 	MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128);
206 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
207 					      sizeof(in), out, sizeof(out));
208 	if (!dcs->obj) {
209 		DRV_LOG(ERR, "Can't allocate counters - error %d", errno);
210 		rte_errno = errno;
211 		mlx5_free(dcs);
212 		return NULL;
213 	}
214 	dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
215 	return dcs;
216 }
217 
218 /**
219  * Query flow counters values.
220  *
221  * @param[in] dcs
222  *   devx object that was obtained from mlx5_devx_cmd_fc_alloc.
223  * @param[in] clear
224  *   Whether hardware should clear the counters after the query or not.
225  * @param[in] n_counters
226  *   0 in case of 1 counter to read, otherwise the counter number to read.
227  *  @param pkts
228  *   The number of packets that matched the flow.
229  *  @param bytes
230  *    The number of bytes that matched the flow.
231  *  @param mkey
232  *   The mkey key for batch query.
233  *  @param addr
234  *    The address in the mkey range for batch query.
235  *  @param cmd_comp
236  *   The completion object for asynchronous batch query.
237  *  @param async_id
238  *    The ID to be returned in the asynchronous batch query response.
239  *
240  * @return
241  *   0 on success, a negative value otherwise.
242  */
243 int
244 mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
245 				 int clear, uint32_t n_counters,
246 				 uint64_t *pkts, uint64_t *bytes,
247 				 uint32_t mkey, void *addr,
248 				 void *cmd_comp,
249 				 uint64_t async_id)
250 {
251 	int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) +
252 			MLX5_ST_SZ_BYTES(traffic_counter);
253 	uint32_t out[out_len];
254 	uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
255 	void *stats;
256 	int rc;
257 
258 	MLX5_SET(query_flow_counter_in, in, opcode,
259 		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
260 	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
261 	MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id);
262 	MLX5_SET(query_flow_counter_in, in, clear, !!clear);
263 
264 	if (n_counters) {
265 		MLX5_SET(query_flow_counter_in, in, num_of_counters,
266 			 n_counters);
267 		MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1);
268 		MLX5_SET(query_flow_counter_in, in, mkey, mkey);
269 		MLX5_SET64(query_flow_counter_in, in, address,
270 			   (uint64_t)(uintptr_t)addr);
271 	}
272 	if (!cmd_comp)
273 		rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
274 					       out_len);
275 	else
276 		rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in),
277 						     out_len, async_id,
278 						     cmd_comp);
279 	if (rc) {
280 		DRV_LOG(ERR, "Failed to query devx counters with rc %d", rc);
281 		rte_errno = rc;
282 		return -rc;
283 	}
284 	if (!n_counters) {
285 		stats = MLX5_ADDR_OF(query_flow_counter_out,
286 				     out, flow_statistics);
287 		*pkts = MLX5_GET64(traffic_counter, stats, packets);
288 		*bytes = MLX5_GET64(traffic_counter, stats, octets);
289 	}
290 	return 0;
291 }
292 
293 /**
294  * Create a new mkey.
295  *
296  * @param[in] ctx
297  *   Context returned from mlx5 open_device() glue function.
298  * @param[in] attr
299  *   Attributes of the requested mkey.
300  *
301  * @return
302  *   Pointer to Devx mkey on success, a negative value otherwise and rte_errno
303  *   is set.
304  */
305 struct mlx5_devx_obj *
306 mlx5_devx_cmd_mkey_create(void *ctx,
307 			  struct mlx5_devx_mkey_attr *attr)
308 {
309 	struct mlx5_klm *klm_array = attr->klm_array;
310 	int klm_num = attr->klm_num;
311 	int in_size_dw = MLX5_ST_SZ_DW(create_mkey_in) +
312 		     (klm_num ? RTE_ALIGN(klm_num, 4) : 0) * MLX5_ST_SZ_DW(klm);
313 	uint32_t in[in_size_dw];
314 	uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
315 	void *mkc;
316 	struct mlx5_devx_obj *mkey = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*mkey),
317 						 0, SOCKET_ID_ANY);
318 	size_t pgsize;
319 	uint32_t translation_size;
320 
321 	if (!mkey) {
322 		rte_errno = ENOMEM;
323 		return NULL;
324 	}
325 	memset(in, 0, in_size_dw * 4);
326 	pgsize = rte_mem_page_size();
327 	if (pgsize == (size_t)-1) {
328 		mlx5_free(mkey);
329 		DRV_LOG(ERR, "Failed to get page size");
330 		rte_errno = ENOMEM;
331 		return NULL;
332 	}
333 	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
334 	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
335 	if (klm_num > 0) {
336 		int i;
337 		uint8_t *klm = (uint8_t *)MLX5_ADDR_OF(create_mkey_in, in,
338 						       klm_pas_mtt);
339 		translation_size = RTE_ALIGN(klm_num, 4);
340 		for (i = 0; i < klm_num; i++) {
341 			MLX5_SET(klm, klm, byte_count, klm_array[i].byte_count);
342 			MLX5_SET(klm, klm, mkey, klm_array[i].mkey);
343 			MLX5_SET64(klm, klm, address, klm_array[i].address);
344 			klm += MLX5_ST_SZ_BYTES(klm);
345 		}
346 		for (; i < (int)translation_size; i++) {
347 			MLX5_SET(klm, klm, mkey, 0x0);
348 			MLX5_SET64(klm, klm, address, 0x0);
349 			klm += MLX5_ST_SZ_BYTES(klm);
350 		}
351 		MLX5_SET(mkc, mkc, access_mode_1_0, attr->log_entity_size ?
352 			 MLX5_MKC_ACCESS_MODE_KLM_FBS :
353 			 MLX5_MKC_ACCESS_MODE_KLM);
354 		MLX5_SET(mkc, mkc, log_page_size, attr->log_entity_size);
355 	} else {
356 		translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16;
357 		MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
358 		MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize));
359 	}
360 	MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
361 		 translation_size);
362 	MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id);
363 	MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access);
364 	MLX5_SET(mkc, mkc, lw, 0x1);
365 	MLX5_SET(mkc, mkc, lr, 0x1);
366 	if (attr->set_remote_rw) {
367 		MLX5_SET(mkc, mkc, rw, 0x1);
368 		MLX5_SET(mkc, mkc, rr, 0x1);
369 	}
370 	MLX5_SET(mkc, mkc, qpn, 0xffffff);
371 	MLX5_SET(mkc, mkc, pd, attr->pd);
372 	MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
373 	MLX5_SET(mkc, mkc, umr_en, attr->umr_en);
374 	MLX5_SET(mkc, mkc, translations_octword_size, translation_size);
375 	MLX5_SET(mkc, mkc, relaxed_ordering_write,
376 		 attr->relaxed_ordering_write);
377 	MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read);
378 	MLX5_SET64(mkc, mkc, start_addr, attr->addr);
379 	MLX5_SET64(mkc, mkc, len, attr->size);
380 	MLX5_SET(mkc, mkc, crypto_en, attr->crypto_en);
381 	if (attr->crypto_en) {
382 		MLX5_SET(mkc, mkc, bsf_en, attr->crypto_en);
383 		MLX5_SET(mkc, mkc, bsf_octword_size, 4);
384 	}
385 	mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out,
386 					       sizeof(out));
387 	if (!mkey->obj) {
388 		DRV_LOG(ERR, "Can't create %sdirect mkey - error %d",
389 			klm_num ? "an in" : "a ", errno);
390 		rte_errno = errno;
391 		mlx5_free(mkey);
392 		return NULL;
393 	}
394 	mkey->id = MLX5_GET(create_mkey_out, out, mkey_index);
395 	mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF);
396 	return mkey;
397 }
398 
399 /**
400  * Get status of devx command response.
401  * Mainly used for asynchronous commands.
402  *
403  * @param[in] out
404  *   The out response buffer.
405  *
406  * @return
407  *   0 on success, non-zero value otherwise.
408  */
409 int
410 mlx5_devx_get_out_command_status(void *out)
411 {
412 	int status;
413 
414 	if (!out)
415 		return -EINVAL;
416 	status = MLX5_GET(query_flow_counter_out, out, status);
417 	if (status) {
418 		int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
419 
420 		DRV_LOG(ERR, "Bad DevX status %x, syndrome = %x", status,
421 			syndrome);
422 	}
423 	return status;
424 }
425 
426 /**
427  * Destroy any object allocated by a Devx API.
428  *
429  * @param[in] obj
430  *   Pointer to a general object.
431  *
432  * @return
433  *   0 on success, a negative value otherwise.
434  */
435 int
436 mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj)
437 {
438 	int ret;
439 
440 	if (!obj)
441 		return 0;
442 	ret =  mlx5_glue->devx_obj_destroy(obj->obj);
443 	mlx5_free(obj);
444 	return ret;
445 }
446 
447 /**
448  * Query NIC vport context.
449  * Fills minimal inline attribute.
450  *
451  * @param[in] ctx
452  *   ibv contexts returned from mlx5dv_open_device.
453  * @param[in] vport
454  *   vport index
455  * @param[out] attr
456  *   Attributes device values.
457  *
458  * @return
459  *   0 on success, a negative value otherwise.
460  */
461 static int
462 mlx5_devx_cmd_query_nic_vport_context(void *ctx,
463 				      unsigned int vport,
464 				      struct mlx5_hca_attr *attr)
465 {
466 	uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
467 	uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0};
468 	void *vctx;
469 	int status, syndrome, rc;
470 
471 	/* Query NIC vport context to determine inline mode. */
472 	MLX5_SET(query_nic_vport_context_in, in, opcode,
473 		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
474 	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
475 	if (vport)
476 		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
477 	rc = mlx5_glue->devx_general_cmd(ctx,
478 					 in, sizeof(in),
479 					 out, sizeof(out));
480 	if (rc)
481 		goto error;
482 	status = MLX5_GET(query_nic_vport_context_out, out, status);
483 	syndrome = MLX5_GET(query_nic_vport_context_out, out, syndrome);
484 	if (status) {
485 		DRV_LOG(DEBUG, "Failed to query NIC vport context, "
486 			"status %x, syndrome = %x", status, syndrome);
487 		return -1;
488 	}
489 	vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
490 			    nic_vport_context);
491 	attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
492 					   min_wqe_inline_mode);
493 	return 0;
494 error:
495 	rc = (rc > 0) ? -rc : rc;
496 	return rc;
497 }
498 
499 /**
500  * Query NIC vDPA attributes.
501  *
502  * @param[in] ctx
503  *   Context returned from mlx5 open_device() glue function.
504  * @param[out] vdpa_attr
505  *   vDPA Attributes structure to fill.
506  */
507 static void
508 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx,
509 				  struct mlx5_hca_vdpa_attr *vdpa_attr)
510 {
511 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
512 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
513 	void *hcattr;
514 
515 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, NULL,
516 			MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION |
517 			MLX5_HCA_CAP_OPMOD_GET_CUR);
518 	if (!hcattr) {
519 		RTE_LOG(DEBUG, PMD, "Failed to query devx VDPA capabilities");
520 		vdpa_attr->valid = 0;
521 	} else {
522 		vdpa_attr->valid = 1;
523 		vdpa_attr->desc_tunnel_offload_type =
524 			MLX5_GET(virtio_emulation_cap, hcattr,
525 				 desc_tunnel_offload_type);
526 		vdpa_attr->eth_frame_offload_type =
527 			MLX5_GET(virtio_emulation_cap, hcattr,
528 				 eth_frame_offload_type);
529 		vdpa_attr->virtio_version_1_0 =
530 			MLX5_GET(virtio_emulation_cap, hcattr,
531 				 virtio_version_1_0);
532 		vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr,
533 					       tso_ipv4);
534 		vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr,
535 					       tso_ipv6);
536 		vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
537 					      tx_csum);
538 		vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
539 					      rx_csum);
540 		vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr,
541 						 event_mode);
542 		vdpa_attr->virtio_queue_type =
543 			MLX5_GET(virtio_emulation_cap, hcattr,
544 				 virtio_queue_type);
545 		vdpa_attr->log_doorbell_stride =
546 			MLX5_GET(virtio_emulation_cap, hcattr,
547 				 log_doorbell_stride);
548 		vdpa_attr->log_doorbell_bar_size =
549 			MLX5_GET(virtio_emulation_cap, hcattr,
550 				 log_doorbell_bar_size);
551 		vdpa_attr->doorbell_bar_offset =
552 			MLX5_GET64(virtio_emulation_cap, hcattr,
553 				   doorbell_bar_offset);
554 		vdpa_attr->max_num_virtio_queues =
555 			MLX5_GET(virtio_emulation_cap, hcattr,
556 				 max_num_virtio_queues);
557 		vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr,
558 						 umem_1_buffer_param_a);
559 		vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr,
560 						 umem_1_buffer_param_b);
561 		vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr,
562 						 umem_2_buffer_param_a);
563 		vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr,
564 						 umem_2_buffer_param_b);
565 		vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr,
566 						 umem_3_buffer_param_a);
567 		vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr,
568 						 umem_3_buffer_param_b);
569 	}
570 }
571 
572 int
573 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
574 				  uint32_t ids[], uint32_t num)
575 {
576 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
577 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
578 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
579 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
580 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
581 	int ret;
582 	uint32_t idx = 0;
583 	uint32_t i;
584 
585 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
586 		rte_errno = EINVAL;
587 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
588 		return -rte_errno;
589 	}
590 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
591 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
592 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
593 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
594 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
595 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
596 					out, sizeof(out));
597 	if (ret) {
598 		rte_errno = ret;
599 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
600 			(void *)flex_obj);
601 		return -rte_errno;
602 	}
603 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
604 		void *s_off = (void *)((char *)sample + i *
605 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
606 		uint32_t en;
607 
608 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
609 			      flow_match_sample_en);
610 		if (!en)
611 			continue;
612 		ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
613 				  flow_match_sample_field_id);
614 	}
615 	if (num != idx) {
616 		rte_errno = EINVAL;
617 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
618 		return -rte_errno;
619 	}
620 	return ret;
621 }
622 
623 struct mlx5_devx_obj *
624 mlx5_devx_cmd_create_flex_parser(void *ctx,
625 				 struct mlx5_devx_graph_node_attr *data)
626 {
627 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
628 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
629 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
630 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
631 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
632 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
633 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
634 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
635 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
636 	uint32_t i;
637 
638 	if (!parse_flex_obj) {
639 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
640 		rte_errno = ENOMEM;
641 		return NULL;
642 	}
643 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
644 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
645 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
646 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
647 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
648 		 data->header_length_mode);
649 	MLX5_SET64(parse_graph_flex, flex, modify_field_select,
650 		   data->modify_field_select);
651 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
652 		 data->header_length_base_value);
653 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
654 		 data->header_length_field_offset);
655 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
656 		 data->header_length_field_shift);
657 	MLX5_SET(parse_graph_flex, flex, next_header_field_offset,
658 		 data->next_header_field_offset);
659 	MLX5_SET(parse_graph_flex, flex, next_header_field_size,
660 		 data->next_header_field_size);
661 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
662 		 data->header_length_field_mask);
663 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
664 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
665 		void *s_off = (void *)((char *)sample + i *
666 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
667 
668 		if (!s->flow_match_sample_en)
669 			continue;
670 		MLX5_SET(parse_graph_flow_match_sample, s_off,
671 			 flow_match_sample_en, !!s->flow_match_sample_en);
672 		MLX5_SET(parse_graph_flow_match_sample, s_off,
673 			 flow_match_sample_field_offset,
674 			 s->flow_match_sample_field_offset);
675 		MLX5_SET(parse_graph_flow_match_sample, s_off,
676 			 flow_match_sample_offset_mode,
677 			 s->flow_match_sample_offset_mode);
678 		MLX5_SET(parse_graph_flow_match_sample, s_off,
679 			 flow_match_sample_field_offset_mask,
680 			 s->flow_match_sample_field_offset_mask);
681 		MLX5_SET(parse_graph_flow_match_sample, s_off,
682 			 flow_match_sample_field_offset_shift,
683 			 s->flow_match_sample_field_offset_shift);
684 		MLX5_SET(parse_graph_flow_match_sample, s_off,
685 			 flow_match_sample_field_base_offset,
686 			 s->flow_match_sample_field_base_offset);
687 		MLX5_SET(parse_graph_flow_match_sample, s_off,
688 			 flow_match_sample_tunnel_mode,
689 			 s->flow_match_sample_tunnel_mode);
690 	}
691 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
692 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
693 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
694 		void *in_off = (void *)((char *)in_arc + i *
695 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
696 		void *out_off = (void *)((char *)out_arc + i *
697 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
698 
699 		if (ia->arc_parse_graph_node != 0) {
700 			MLX5_SET(parse_graph_arc, in_off,
701 				 compare_condition_value,
702 				 ia->compare_condition_value);
703 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
704 				 ia->start_inner_tunnel);
705 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
706 				 ia->arc_parse_graph_node);
707 			MLX5_SET(parse_graph_arc, in_off,
708 				 parse_graph_node_handle,
709 				 ia->parse_graph_node_handle);
710 		}
711 		if (oa->arc_parse_graph_node != 0) {
712 			MLX5_SET(parse_graph_arc, out_off,
713 				 compare_condition_value,
714 				 oa->compare_condition_value);
715 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
716 				 oa->start_inner_tunnel);
717 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
718 				 oa->arc_parse_graph_node);
719 			MLX5_SET(parse_graph_arc, out_off,
720 				 parse_graph_node_handle,
721 				 oa->parse_graph_node_handle);
722 		}
723 	}
724 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
725 							 out, sizeof(out));
726 	if (!parse_flex_obj->obj) {
727 		rte_errno = errno;
728 		DRV_LOG(ERR, "Failed to create FLEX PARSE GRAPH object "
729 			"by using DevX.");
730 		mlx5_free(parse_flex_obj);
731 		return NULL;
732 	}
733 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
734 	return parse_flex_obj;
735 }
736 
737 static int
738 mlx5_devx_cmd_query_hca_parse_graph_node_cap
739 	(void *ctx, struct mlx5_hca_flex_attr *attr)
740 {
741 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
742 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
743 	void *hcattr;
744 	int rc;
745 
746 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
747 			MLX5_GET_HCA_CAP_OP_MOD_PARSE_GRAPH_NODE_CAP |
748 			MLX5_HCA_CAP_OPMOD_GET_CUR);
749 	if (!hcattr)
750 		return rc;
751 	attr->node_in = MLX5_GET(parse_graph_node_cap, hcattr, node_in);
752 	attr->node_out = MLX5_GET(parse_graph_node_cap, hcattr, node_out);
753 	attr->header_length_mode = MLX5_GET(parse_graph_node_cap, hcattr,
754 					    header_length_mode);
755 	attr->sample_offset_mode = MLX5_GET(parse_graph_node_cap, hcattr,
756 					    sample_offset_mode);
757 	attr->max_num_arc_in = MLX5_GET(parse_graph_node_cap, hcattr,
758 					max_num_arc_in);
759 	attr->max_num_arc_out = MLX5_GET(parse_graph_node_cap, hcattr,
760 					 max_num_arc_out);
761 	attr->max_num_sample = MLX5_GET(parse_graph_node_cap, hcattr,
762 					max_num_sample);
763 	attr->sample_id_in_out = MLX5_GET(parse_graph_node_cap, hcattr,
764 					  sample_id_in_out);
765 	attr->max_base_header_length = MLX5_GET(parse_graph_node_cap, hcattr,
766 						max_base_header_length);
767 	attr->max_sample_base_offset = MLX5_GET(parse_graph_node_cap, hcattr,
768 						max_sample_base_offset);
769 	attr->max_next_header_offset = MLX5_GET(parse_graph_node_cap, hcattr,
770 						max_next_header_offset);
771 	attr->header_length_mask_width = MLX5_GET(parse_graph_node_cap, hcattr,
772 						  header_length_mask_width);
773 	/* Get the max supported samples from HCA CAP 2 */
774 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
775 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
776 			MLX5_HCA_CAP_OPMOD_GET_CUR);
777 	if (!hcattr)
778 		return rc;
779 	attr->max_num_prog_sample =
780 		MLX5_GET(cmd_hca_cap_2, hcattr,	max_num_prog_sample_field);
781 	return 0;
782 }
783 
784 static int
785 mlx5_devx_query_pkt_integrity_match(void *hcattr)
786 {
787 	return MLX5_GET(flow_table_nic_cap, hcattr,
788 			ft_field_support_2_nic_receive.inner_l3_ok) &&
789 	       MLX5_GET(flow_table_nic_cap, hcattr,
790 			ft_field_support_2_nic_receive.inner_l4_ok) &&
791 	       MLX5_GET(flow_table_nic_cap, hcattr,
792 			ft_field_support_2_nic_receive.outer_l3_ok) &&
793 	       MLX5_GET(flow_table_nic_cap, hcattr,
794 			ft_field_support_2_nic_receive.outer_l4_ok) &&
795 	       MLX5_GET(flow_table_nic_cap, hcattr,
796 			ft_field_support_2_nic_receive
797 				.inner_ipv4_checksum_ok) &&
798 	       MLX5_GET(flow_table_nic_cap, hcattr,
799 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
800 	       MLX5_GET(flow_table_nic_cap, hcattr,
801 			ft_field_support_2_nic_receive
802 				.outer_ipv4_checksum_ok) &&
803 	       MLX5_GET(flow_table_nic_cap, hcattr,
804 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
805 }
806 
807 /**
808  * Query HCA attributes.
809  * Using those attributes we can check on run time if the device
810  * is having the required capabilities.
811  *
812  * @param[in] ctx
813  *   Context returned from mlx5 open_device() glue function.
814  * @param[out] attr
815  *   Attributes device values.
816  *
817  * @return
818  *   0 on success, a negative value otherwise.
819  */
820 int
821 mlx5_devx_cmd_query_hca_attr(void *ctx,
822 			     struct mlx5_hca_attr *attr)
823 {
824 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
825 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
826 	uint64_t general_obj_types_supported = 0;
827 	void *hcattr;
828 	int rc, i;
829 
830 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
831 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
832 			MLX5_HCA_CAP_OPMOD_GET_CUR);
833 	if (!hcattr)
834 		return rc;
835 	attr->flow_counter_bulk_alloc_bitmap =
836 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
837 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
838 					    flow_counters_dump);
839 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
840 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
841 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
842 					  log_max_rqt_size);
843 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
844 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
845 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
846 						log_max_hairpin_queues);
847 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
848 						    log_max_hairpin_wq_data_sz);
849 	attr->log_max_hairpin_num_packets = MLX5_GET
850 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
851 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
852 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
853 						relaxed_ordering_write);
854 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
855 					       relaxed_ordering_read);
856 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
857 					      access_register_user);
858 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
859 					  eth_net_offloads);
860 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
861 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
862 					       flex_parser_protocols);
863 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
864 			max_geneve_tlv_options);
865 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
866 			max_geneve_tlv_option_data_len);
867 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
868 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
869 					 general_obj_types) &
870 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
871 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
872 					 general_obj_types) &
873 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
874 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
875 							general_obj_types) &
876 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
877 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
878 					 general_obj_types) &
879 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
880 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
881 					  wqe_index_ignore_cap);
882 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
883 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
884 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
885 					      log_max_static_sq_wq);
886 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
887 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
888 				      device_frequency_khz);
889 	attr->scatter_fcs_w_decap_disable =
890 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
891 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
892 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
893 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
894 	attr->steering_format_version =
895 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
896 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
897 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
898 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
899 					       regexp_num_of_engines);
900 	/* Read the general_obj_types bitmap and extract the relevant bits. */
901 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
902 						 general_obj_types);
903 	attr->vdpa.valid = !!(general_obj_types_supported &
904 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
905 	attr->vdpa.queue_counters_valid =
906 			!!(general_obj_types_supported &
907 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
908 	attr->parse_graph_flex_node =
909 			!!(general_obj_types_supported &
910 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
911 	attr->flow_hit_aso = !!(general_obj_types_supported &
912 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
913 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
914 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
915 	attr->dek = !!(general_obj_types_supported &
916 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
917 	attr->import_kek = !!(general_obj_types_supported &
918 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
919 	attr->credential = !!(general_obj_types_supported &
920 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
921 	attr->crypto_login = !!(general_obj_types_supported &
922 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
923 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
924 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
925 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
926 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
927 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
928 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
929 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
930 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
931 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
932 	attr->reg_c_preserve =
933 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
934 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
935 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
936 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
937 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
938 			compress_mmo_sq);
939 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
940 			decompress_mmo_sq);
941 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
942 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
943 			compress_mmo_qp);
944 	attr->mmo_decompress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
945 			decompress_mmo_qp);
946 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
947 						 compress_min_block_size);
948 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
949 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
950 					      log_compress_mmo_size);
951 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
952 						log_decompress_mmo_size);
953 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
954 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
955 						mini_cqe_resp_flow_tag);
956 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
957 						 mini_cqe_resp_l3_l4_tag);
958 	attr->umr_indirect_mkey_disabled =
959 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
960 	attr->umr_modify_entity_size_disabled =
961 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
962 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
963 	if (attr->crypto)
964 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts);
965 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
966 					 general_obj_types) &
967 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
968 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
969 	if (attr->qos.sup) {
970 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
971 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
972 				MLX5_HCA_CAP_OPMOD_GET_CUR);
973 		if (!hcattr) {
974 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
975 			return rc;
976 		}
977 		attr->qos.flow_meter_old =
978 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
979 		attr->qos.log_max_flow_meter =
980 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
981 		attr->qos.flow_meter_reg_c_ids =
982 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
983 		attr->qos.flow_meter =
984 				MLX5_GET(qos_cap, hcattr, flow_meter);
985 		attr->qos.packet_pacing =
986 				MLX5_GET(qos_cap, hcattr, packet_pacing);
987 		attr->qos.wqe_rate_pp =
988 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
989 		if (attr->qos.flow_meter_aso_sup) {
990 			attr->qos.log_meter_aso_granularity =
991 				MLX5_GET(qos_cap, hcattr,
992 					log_meter_aso_granularity);
993 			attr->qos.log_meter_aso_max_alloc =
994 				MLX5_GET(qos_cap, hcattr,
995 					log_meter_aso_max_alloc);
996 			attr->qos.log_max_num_meter_aso =
997 				MLX5_GET(qos_cap, hcattr,
998 					log_max_num_meter_aso);
999 		}
1000 	}
1001 	/*
1002 	 * Flex item support needs max_num_prog_sample_field
1003 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1004 	 */
1005 	if (attr->parse_graph_flex_node) {
1006 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1007 			(ctx, &attr->flex);
1008 		if (rc)
1009 			return -1;
1010 	}
1011 	if (attr->vdpa.valid)
1012 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1013 	if (!attr->eth_net_offloads)
1014 		return 0;
1015 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1016 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1017 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1018 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1019 	if (!hcattr) {
1020 		attr->log_max_ft_sampler_num = 0;
1021 		return rc;
1022 	}
1023 	attr->log_max_ft_sampler_num = MLX5_GET
1024 		(flow_table_nic_cap, hcattr,
1025 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1026 	attr->flow.tunnel_header_0_1 = MLX5_GET
1027 		(flow_table_nic_cap, hcattr,
1028 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1029 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1030 	attr->inner_ipv4_ihl = MLX5_GET
1031 		(flow_table_nic_cap, hcattr,
1032 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1033 	attr->outer_ipv4_ihl = MLX5_GET
1034 		(flow_table_nic_cap, hcattr,
1035 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1036 	/* Query HCA offloads for Ethernet protocol. */
1037 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1038 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1039 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1040 	if (!hcattr) {
1041 		attr->eth_net_offloads = 0;
1042 		return rc;
1043 	}
1044 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1045 					 hcattr, wqe_vlan_insert);
1046 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1047 					 hcattr, csum_cap);
1048 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1049 					 hcattr, vlan_cap);
1050 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1051 				 lro_cap);
1052 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1053 				 hcattr, max_lso_cap);
1054 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1055 				 hcattr, scatter_fcs);
1056 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1057 					hcattr, tunnel_lro_gre);
1058 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1059 					  hcattr, tunnel_lro_vxlan);
1060 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1061 					  hcattr, swp);
1062 	attr->tunnel_stateless_gre =
1063 				MLX5_GET(per_protocol_networking_offload_caps,
1064 					  hcattr, tunnel_stateless_gre);
1065 	attr->tunnel_stateless_vxlan =
1066 				MLX5_GET(per_protocol_networking_offload_caps,
1067 					  hcattr, tunnel_stateless_vxlan);
1068 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1069 					  hcattr, swp_csum);
1070 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1071 					  hcattr, swp_lso);
1072 	attr->lro_max_msg_sz_mode = MLX5_GET
1073 					(per_protocol_networking_offload_caps,
1074 					 hcattr, lro_max_msg_sz_mode);
1075 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1076 		attr->lro_timer_supported_periods[i] =
1077 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1078 				 lro_timer_supported_periods[i]);
1079 	}
1080 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1081 					  hcattr, lro_min_mss_size);
1082 	attr->tunnel_stateless_geneve_rx =
1083 			    MLX5_GET(per_protocol_networking_offload_caps,
1084 				     hcattr, tunnel_stateless_geneve_rx);
1085 	attr->geneve_max_opt_len =
1086 		    MLX5_GET(per_protocol_networking_offload_caps,
1087 			     hcattr, max_geneve_opt_len);
1088 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1089 					 hcattr, wqe_inline_mode);
1090 	attr->tunnel_stateless_gtp = MLX5_GET
1091 					(per_protocol_networking_offload_caps,
1092 					 hcattr, tunnel_stateless_gtp);
1093 	attr->rss_ind_tbl_cap = MLX5_GET
1094 					(per_protocol_networking_offload_caps,
1095 					 hcattr, rss_ind_tbl_cap);
1096 	/* Query HCA attribute for ROCE. */
1097 	if (attr->roce) {
1098 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1099 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1100 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1101 		if (!hcattr) {
1102 			DRV_LOG(DEBUG,
1103 				"Failed to query devx HCA ROCE capabilities");
1104 			return rc;
1105 		}
1106 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1107 	}
1108 	if (attr->eth_virt &&
1109 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1110 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1111 		if (rc) {
1112 			attr->eth_virt = 0;
1113 			goto error;
1114 		}
1115 	}
1116 	return 0;
1117 error:
1118 	rc = (rc > 0) ? -rc : rc;
1119 	return rc;
1120 }
1121 
1122 /**
1123  * Query TIS transport domain from QP verbs object using DevX API.
1124  *
1125  * @param[in] qp
1126  *   Pointer to verbs QP returned by ibv_create_qp .
1127  * @param[in] tis_num
1128  *   TIS number of TIS to query.
1129  * @param[out] tis_td
1130  *   Pointer to TIS transport domain variable, to be set by the routine.
1131  *
1132  * @return
1133  *   0 on success, a negative value otherwise.
1134  */
1135 int
1136 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1137 			      uint32_t *tis_td)
1138 {
1139 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1140 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1141 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1142 	int rc;
1143 	void *tis_ctx;
1144 
1145 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1146 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1147 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1148 	if (rc) {
1149 		DRV_LOG(ERR, "Failed to query QP using DevX");
1150 		return -rc;
1151 	};
1152 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1153 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1154 	return 0;
1155 #else
1156 	(void)qp;
1157 	(void)tis_num;
1158 	(void)tis_td;
1159 	return -ENOTSUP;
1160 #endif
1161 }
1162 
1163 /**
1164  * Fill WQ data for DevX API command.
1165  * Utility function for use when creating DevX objects containing a WQ.
1166  *
1167  * @param[in] wq_ctx
1168  *   Pointer to WQ context to fill with data.
1169  * @param [in] wq_attr
1170  *   Pointer to WQ attributes structure to fill in WQ context.
1171  */
1172 static void
1173 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1174 {
1175 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1176 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1177 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1178 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1179 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1180 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1181 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1182 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1183 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1184 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1185 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1186 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1187 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1188 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1189 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1190 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1191 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1192 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1193 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1194 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1195 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1196 		 wq_attr->log_hairpin_num_packets);
1197 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1198 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1199 		 wq_attr->single_wqe_log_num_of_strides);
1200 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1201 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1202 		 wq_attr->single_stride_log_num_of_bytes);
1203 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1204 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1205 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1206 }
1207 
1208 /**
1209  * Create RQ using DevX API.
1210  *
1211  * @param[in] ctx
1212  *   Context returned from mlx5 open_device() glue function.
1213  * @param [in] rq_attr
1214  *   Pointer to create RQ attributes structure.
1215  * @param [in] socket
1216  *   CPU socket ID for allocations.
1217  *
1218  * @return
1219  *   The DevX object created, NULL otherwise and rte_errno is set.
1220  */
1221 struct mlx5_devx_obj *
1222 mlx5_devx_cmd_create_rq(void *ctx,
1223 			struct mlx5_devx_create_rq_attr *rq_attr,
1224 			int socket)
1225 {
1226 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1227 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1228 	void *rq_ctx, *wq_ctx;
1229 	struct mlx5_devx_wq_attr *wq_attr;
1230 	struct mlx5_devx_obj *rq = NULL;
1231 
1232 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1233 	if (!rq) {
1234 		DRV_LOG(ERR, "Failed to allocate RQ data");
1235 		rte_errno = ENOMEM;
1236 		return NULL;
1237 	}
1238 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1239 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1240 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1241 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1242 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1243 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1244 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1245 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1246 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1247 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1248 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1249 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1250 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1251 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1252 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1253 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1254 	wq_attr = &rq_attr->wq_attr;
1255 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1256 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1257 						  out, sizeof(out));
1258 	if (!rq->obj) {
1259 		DRV_LOG(ERR, "Failed to create RQ using DevX");
1260 		rte_errno = errno;
1261 		mlx5_free(rq);
1262 		return NULL;
1263 	}
1264 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1265 	return rq;
1266 }
1267 
1268 /**
1269  * Modify RQ using DevX API.
1270  *
1271  * @param[in] rq
1272  *   Pointer to RQ object structure.
1273  * @param [in] rq_attr
1274  *   Pointer to modify RQ attributes structure.
1275  *
1276  * @return
1277  *   0 on success, a negative errno value otherwise and rte_errno is set.
1278  */
1279 int
1280 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1281 			struct mlx5_devx_modify_rq_attr *rq_attr)
1282 {
1283 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1284 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1285 	void *rq_ctx, *wq_ctx;
1286 	int ret;
1287 
1288 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1289 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1290 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1291 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1292 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1293 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1294 	if (rq_attr->modify_bitmask &
1295 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1296 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1297 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1298 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1299 	if (rq_attr->modify_bitmask &
1300 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1301 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1302 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1303 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1304 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1305 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1306 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1307 	}
1308 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1309 					 out, sizeof(out));
1310 	if (ret) {
1311 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1312 		rte_errno = errno;
1313 		return -errno;
1314 	}
1315 	return ret;
1316 }
1317 
1318 /**
1319  * Create RMP using DevX API.
1320  *
1321  * @param[in] ctx
1322  *   Context returned from mlx5 open_device() glue function.
1323  * @param [in] rmp_attr
1324  *   Pointer to create RMP attributes structure.
1325  * @param [in] socket
1326  *   CPU socket ID for allocations.
1327  *
1328  * @return
1329  *   The DevX object created, NULL otherwise and rte_errno is set.
1330  */
1331 struct mlx5_devx_obj *
1332 mlx5_devx_cmd_create_rmp(void *ctx,
1333 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1334 			 int socket)
1335 {
1336 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1337 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1338 	void *rmp_ctx, *wq_ctx;
1339 	struct mlx5_devx_wq_attr *wq_attr;
1340 	struct mlx5_devx_obj *rmp = NULL;
1341 
1342 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1343 	if (!rmp) {
1344 		DRV_LOG(ERR, "Failed to allocate RMP data");
1345 		rte_errno = ENOMEM;
1346 		return NULL;
1347 	}
1348 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1349 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1350 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1351 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1352 		 rmp_attr->basic_cyclic_rcv_wqe);
1353 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1354 	wq_attr = &rmp_attr->wq_attr;
1355 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1356 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1357 					      sizeof(out));
1358 	if (!rmp->obj) {
1359 		DRV_LOG(ERR, "Failed to create RMP using DevX");
1360 		rte_errno = errno;
1361 		mlx5_free(rmp);
1362 		return NULL;
1363 	}
1364 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1365 	return rmp;
1366 }
1367 
1368 /*
1369  * Create TIR using DevX API.
1370  *
1371  * @param[in] ctx
1372  *  Context returned from mlx5 open_device() glue function.
1373  * @param [in] tir_attr
1374  *   Pointer to TIR attributes structure.
1375  *
1376  * @return
1377  *   The DevX object created, NULL otherwise and rte_errno is set.
1378  */
1379 struct mlx5_devx_obj *
1380 mlx5_devx_cmd_create_tir(void *ctx,
1381 			 struct mlx5_devx_tir_attr *tir_attr)
1382 {
1383 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1384 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1385 	void *tir_ctx, *outer, *inner, *rss_key;
1386 	struct mlx5_devx_obj *tir = NULL;
1387 
1388 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1389 	if (!tir) {
1390 		DRV_LOG(ERR, "Failed to allocate TIR data");
1391 		rte_errno = ENOMEM;
1392 		return NULL;
1393 	}
1394 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1395 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1396 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1397 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1398 		 tir_attr->lro_timeout_period_usecs);
1399 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1400 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1401 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1402 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1403 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1404 		 tir_attr->tunneled_offload_en);
1405 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1406 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1407 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1408 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1409 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1410 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1411 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1412 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1413 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1414 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1415 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1416 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1417 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1418 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1419 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1420 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1421 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1422 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1423 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1424 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1425 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1426 						   out, sizeof(out));
1427 	if (!tir->obj) {
1428 		DRV_LOG(ERR, "Failed to create TIR using DevX");
1429 		rte_errno = errno;
1430 		mlx5_free(tir);
1431 		return NULL;
1432 	}
1433 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1434 	return tir;
1435 }
1436 
1437 /**
1438  * Modify TIR using DevX API.
1439  *
1440  * @param[in] tir
1441  *   Pointer to TIR DevX object structure.
1442  * @param [in] modify_tir_attr
1443  *   Pointer to TIR modification attributes structure.
1444  *
1445  * @return
1446  *   0 on success, a negative errno value otherwise and rte_errno is set.
1447  */
1448 int
1449 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1450 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1451 {
1452 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1453 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1454 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1455 	void *tir_ctx;
1456 	int ret;
1457 
1458 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1459 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1460 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1461 		   modify_tir_attr->modify_bitmask);
1462 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1463 	if (modify_tir_attr->modify_bitmask &
1464 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1465 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1466 			 tir_attr->lro_timeout_period_usecs);
1467 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1468 			 tir_attr->lro_enable_mask);
1469 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1470 			 tir_attr->lro_max_msg_sz);
1471 	}
1472 	if (modify_tir_attr->modify_bitmask &
1473 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1474 		MLX5_SET(tirc, tir_ctx, indirect_table,
1475 			 tir_attr->indirect_table);
1476 	if (modify_tir_attr->modify_bitmask &
1477 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1478 		int i;
1479 		void *outer, *inner;
1480 
1481 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1482 			 tir_attr->rx_hash_symmetric);
1483 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1484 		for (i = 0; i < 10; i++) {
1485 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1486 				 tir_attr->rx_hash_toeplitz_key[i]);
1487 		}
1488 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1489 				     rx_hash_field_selector_outer);
1490 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1491 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1492 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1493 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1494 		MLX5_SET
1495 		(rx_hash_field_select, outer, selected_fields,
1496 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1497 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1498 				     rx_hash_field_selector_inner);
1499 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1500 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1501 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1502 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1503 		MLX5_SET
1504 		(rx_hash_field_select, inner, selected_fields,
1505 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1506 	}
1507 	if (modify_tir_attr->modify_bitmask &
1508 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1509 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1510 	}
1511 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1512 					 out, sizeof(out));
1513 	if (ret) {
1514 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1515 		rte_errno = errno;
1516 		return -errno;
1517 	}
1518 	return ret;
1519 }
1520 
1521 /**
1522  * Create RQT using DevX API.
1523  *
1524  * @param[in] ctx
1525  *   Context returned from mlx5 open_device() glue function.
1526  * @param [in] rqt_attr
1527  *   Pointer to RQT attributes structure.
1528  *
1529  * @return
1530  *   The DevX object created, NULL otherwise and rte_errno is set.
1531  */
1532 struct mlx5_devx_obj *
1533 mlx5_devx_cmd_create_rqt(void *ctx,
1534 			 struct mlx5_devx_rqt_attr *rqt_attr)
1535 {
1536 	uint32_t *in = NULL;
1537 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1538 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1539 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1540 	void *rqt_ctx;
1541 	struct mlx5_devx_obj *rqt = NULL;
1542 	int i;
1543 
1544 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1545 	if (!in) {
1546 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1547 		rte_errno = ENOMEM;
1548 		return NULL;
1549 	}
1550 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1551 	if (!rqt) {
1552 		DRV_LOG(ERR, "Failed to allocate RQT data");
1553 		rte_errno = ENOMEM;
1554 		mlx5_free(in);
1555 		return NULL;
1556 	}
1557 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1558 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1559 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1560 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1561 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1562 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1563 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1564 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1565 	mlx5_free(in);
1566 	if (!rqt->obj) {
1567 		DRV_LOG(ERR, "Failed to create RQT using DevX");
1568 		rte_errno = errno;
1569 		mlx5_free(rqt);
1570 		return NULL;
1571 	}
1572 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1573 	return rqt;
1574 }
1575 
1576 /**
1577  * Modify RQT using DevX API.
1578  *
1579  * @param[in] rqt
1580  *   Pointer to RQT DevX object structure.
1581  * @param [in] rqt_attr
1582  *   Pointer to RQT attributes structure.
1583  *
1584  * @return
1585  *   0 on success, a negative errno value otherwise and rte_errno is set.
1586  */
1587 int
1588 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1589 			 struct mlx5_devx_rqt_attr *rqt_attr)
1590 {
1591 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1592 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1593 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1594 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1595 	void *rqt_ctx;
1596 	int i;
1597 	int ret;
1598 
1599 	if (!in) {
1600 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1601 		rte_errno = ENOMEM;
1602 		return -ENOMEM;
1603 	}
1604 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1605 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1606 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1607 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1608 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1609 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1610 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1611 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1612 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1613 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1614 	mlx5_free(in);
1615 	if (ret) {
1616 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1617 		rte_errno = errno;
1618 		return -rte_errno;
1619 	}
1620 	return ret;
1621 }
1622 
1623 /**
1624  * Create SQ using DevX API.
1625  *
1626  * @param[in] ctx
1627  *   Context returned from mlx5 open_device() glue function.
1628  * @param [in] sq_attr
1629  *   Pointer to SQ attributes structure.
1630  * @param [in] socket
1631  *   CPU socket ID for allocations.
1632  *
1633  * @return
1634  *   The DevX object created, NULL otherwise and rte_errno is set.
1635  **/
1636 struct mlx5_devx_obj *
1637 mlx5_devx_cmd_create_sq(void *ctx,
1638 			struct mlx5_devx_create_sq_attr *sq_attr)
1639 {
1640 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1641 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1642 	void *sq_ctx;
1643 	void *wq_ctx;
1644 	struct mlx5_devx_wq_attr *wq_attr;
1645 	struct mlx5_devx_obj *sq = NULL;
1646 
1647 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1648 	if (!sq) {
1649 		DRV_LOG(ERR, "Failed to allocate SQ data");
1650 		rte_errno = ENOMEM;
1651 		return NULL;
1652 	}
1653 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1654 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1655 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1656 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1657 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1658 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1659 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1660 		 sq_attr->allow_multi_pkt_send_wqe);
1661 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1662 		 sq_attr->min_wqe_inline_mode);
1663 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1664 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1665 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1666 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1667 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1668 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1669 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1670 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1671 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1672 		 sq_attr->packet_pacing_rate_limit_index);
1673 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1674 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1675 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1676 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1677 	wq_attr = &sq_attr->wq_attr;
1678 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1679 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1680 					     out, sizeof(out));
1681 	if (!sq->obj) {
1682 		DRV_LOG(ERR, "Failed to create SQ using DevX");
1683 		rte_errno = errno;
1684 		mlx5_free(sq);
1685 		return NULL;
1686 	}
1687 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1688 	return sq;
1689 }
1690 
1691 /**
1692  * Modify SQ using DevX API.
1693  *
1694  * @param[in] sq
1695  *   Pointer to SQ object structure.
1696  * @param [in] sq_attr
1697  *   Pointer to SQ attributes structure.
1698  *
1699  * @return
1700  *   0 on success, a negative errno value otherwise and rte_errno is set.
1701  */
1702 int
1703 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1704 			struct mlx5_devx_modify_sq_attr *sq_attr)
1705 {
1706 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1707 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1708 	void *sq_ctx;
1709 	int ret;
1710 
1711 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1712 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1713 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1714 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1715 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1716 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1717 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1718 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1719 					 out, sizeof(out));
1720 	if (ret) {
1721 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1722 		rte_errno = errno;
1723 		return -rte_errno;
1724 	}
1725 	return ret;
1726 }
1727 
1728 /**
1729  * Create TIS using DevX API.
1730  *
1731  * @param[in] ctx
1732  *   Context returned from mlx5 open_device() glue function.
1733  * @param [in] tis_attr
1734  *   Pointer to TIS attributes structure.
1735  *
1736  * @return
1737  *   The DevX object created, NULL otherwise and rte_errno is set.
1738  */
1739 struct mlx5_devx_obj *
1740 mlx5_devx_cmd_create_tis(void *ctx,
1741 			 struct mlx5_devx_tis_attr *tis_attr)
1742 {
1743 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
1744 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
1745 	struct mlx5_devx_obj *tis = NULL;
1746 	void *tis_ctx;
1747 
1748 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
1749 	if (!tis) {
1750 		DRV_LOG(ERR, "Failed to allocate TIS object");
1751 		rte_errno = ENOMEM;
1752 		return NULL;
1753 	}
1754 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
1755 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
1756 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
1757 		 tis_attr->strict_lag_tx_port_affinity);
1758 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
1759 		 tis_attr->lag_tx_port_affinity);
1760 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
1761 	MLX5_SET(tisc, tis_ctx, transport_domain,
1762 		 tis_attr->transport_domain);
1763 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1764 					      out, sizeof(out));
1765 	if (!tis->obj) {
1766 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1767 		rte_errno = errno;
1768 		mlx5_free(tis);
1769 		return NULL;
1770 	}
1771 	tis->id = MLX5_GET(create_tis_out, out, tisn);
1772 	return tis;
1773 }
1774 
1775 /**
1776  * Create transport domain using DevX API.
1777  *
1778  * @param[in] ctx
1779  *   Context returned from mlx5 open_device() glue function.
1780  * @return
1781  *   The DevX object created, NULL otherwise and rte_errno is set.
1782  */
1783 struct mlx5_devx_obj *
1784 mlx5_devx_cmd_create_td(void *ctx)
1785 {
1786 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
1787 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
1788 	struct mlx5_devx_obj *td = NULL;
1789 
1790 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
1791 	if (!td) {
1792 		DRV_LOG(ERR, "Failed to allocate TD object");
1793 		rte_errno = ENOMEM;
1794 		return NULL;
1795 	}
1796 	MLX5_SET(alloc_transport_domain_in, in, opcode,
1797 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
1798 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1799 					     out, sizeof(out));
1800 	if (!td->obj) {
1801 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1802 		rte_errno = errno;
1803 		mlx5_free(td);
1804 		return NULL;
1805 	}
1806 	td->id = MLX5_GET(alloc_transport_domain_out, out,
1807 			   transport_domain);
1808 	return td;
1809 }
1810 
1811 /**
1812  * Dump all flows to file.
1813  *
1814  * @param[in] fdb_domain
1815  *   FDB domain.
1816  * @param[in] rx_domain
1817  *   RX domain.
1818  * @param[in] tx_domain
1819  *   TX domain.
1820  * @param[out] file
1821  *   Pointer to file stream.
1822  *
1823  * @return
1824  *   0 on success, a nagative value otherwise.
1825  */
1826 int
1827 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
1828 			void *rx_domain __rte_unused,
1829 			void *tx_domain __rte_unused, FILE *file __rte_unused)
1830 {
1831 	int ret = 0;
1832 
1833 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1834 	if (fdb_domain) {
1835 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
1836 		if (ret)
1837 			return ret;
1838 	}
1839 	MLX5_ASSERT(rx_domain);
1840 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
1841 	if (ret)
1842 		return ret;
1843 	MLX5_ASSERT(tx_domain);
1844 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
1845 #else
1846 	ret = ENOTSUP;
1847 #endif
1848 	return -ret;
1849 }
1850 
1851 int
1852 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
1853 			FILE *file __rte_unused)
1854 {
1855 	int ret = 0;
1856 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
1857 	if (rule_info)
1858 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
1859 #else
1860 	ret = ENOTSUP;
1861 #endif
1862 	return -ret;
1863 }
1864 
1865 /*
1866  * Create CQ using DevX API.
1867  *
1868  * @param[in] ctx
1869  *   Context returned from mlx5 open_device() glue function.
1870  * @param [in] attr
1871  *   Pointer to CQ attributes structure.
1872  *
1873  * @return
1874  *   The DevX object created, NULL otherwise and rte_errno is set.
1875  */
1876 struct mlx5_devx_obj *
1877 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
1878 {
1879 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
1880 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
1881 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1882 						   sizeof(*cq_obj),
1883 						   0, SOCKET_ID_ANY);
1884 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
1885 
1886 	if (!cq_obj) {
1887 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
1888 		rte_errno = ENOMEM;
1889 		return NULL;
1890 	}
1891 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
1892 	if (attr->db_umem_valid) {
1893 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
1894 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
1895 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
1896 	} else {
1897 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
1898 	}
1899 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
1900 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
1901 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
1902 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
1903 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
1904 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
1905 		MLX5_SET(cqc, cqctx, log_page_size,
1906 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
1907 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
1908 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
1909 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
1910 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
1911 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
1912 		 attr->mini_cqe_res_format_ext);
1913 	if (attr->q_umem_valid) {
1914 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
1915 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
1916 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
1917 			   attr->q_umem_offset);
1918 	}
1919 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1920 						 sizeof(out));
1921 	if (!cq_obj->obj) {
1922 		rte_errno = errno;
1923 		DRV_LOG(ERR, "Failed to create CQ using DevX errno=%d.", errno);
1924 		mlx5_free(cq_obj);
1925 		return NULL;
1926 	}
1927 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
1928 	return cq_obj;
1929 }
1930 
1931 /**
1932  * Create VIRTQ using DevX API.
1933  *
1934  * @param[in] ctx
1935  *   Context returned from mlx5 open_device() glue function.
1936  * @param [in] attr
1937  *   Pointer to VIRTQ attributes structure.
1938  *
1939  * @return
1940  *   The DevX object created, NULL otherwise and rte_errno is set.
1941  */
1942 struct mlx5_devx_obj *
1943 mlx5_devx_cmd_create_virtq(void *ctx,
1944 			   struct mlx5_devx_virtq_attr *attr)
1945 {
1946 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
1947 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
1948 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1949 						     sizeof(*virtq_obj),
1950 						     0, SOCKET_ID_ANY);
1951 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
1952 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
1953 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
1954 
1955 	if (!virtq_obj) {
1956 		DRV_LOG(ERR, "Failed to allocate virtq data.");
1957 		rte_errno = ENOMEM;
1958 		return NULL;
1959 	}
1960 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
1961 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
1962 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
1963 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
1964 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
1965 		   attr->hw_available_index);
1966 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
1967 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
1968 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
1969 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
1970 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
1971 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
1972 		   attr->virtio_version_1_0);
1973 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
1974 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
1975 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
1976 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
1977 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
1978 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
1979 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
1980 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
1981 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
1982 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
1983 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
1984 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
1985 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
1986 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
1987 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
1988 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
1989 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
1990 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
1991 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
1992 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
1993 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
1994 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
1995 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
1996 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1997 						    sizeof(out));
1998 	if (!virtq_obj->obj) {
1999 		rte_errno = errno;
2000 		DRV_LOG(ERR, "Failed to create VIRTQ Obj using DevX.");
2001 		mlx5_free(virtq_obj);
2002 		return NULL;
2003 	}
2004 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2005 	return virtq_obj;
2006 }
2007 
2008 /**
2009  * Modify VIRTQ using DevX API.
2010  *
2011  * @param[in] virtq_obj
2012  *   Pointer to virtq object structure.
2013  * @param [in] attr
2014  *   Pointer to modify virtq attributes structure.
2015  *
2016  * @return
2017  *   0 on success, a negative errno value otherwise and rte_errno is set.
2018  */
2019 int
2020 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2021 			   struct mlx5_devx_virtq_attr *attr)
2022 {
2023 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2024 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2025 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2026 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2027 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2028 	int ret;
2029 
2030 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2031 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2032 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2033 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2034 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2035 	MLX5_SET64(virtio_net_q, virtq, modify_field_select, attr->type);
2036 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2037 	switch (attr->type) {
2038 	case MLX5_VIRTQ_MODIFY_TYPE_STATE:
2039 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2040 		break;
2041 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS:
2042 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2043 			 attr->dirty_bitmap_mkey);
2044 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2045 			 attr->dirty_bitmap_addr);
2046 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2047 			 attr->dirty_bitmap_size);
2048 		break;
2049 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE:
2050 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2051 			 attr->dirty_bitmap_dump_enable);
2052 		break;
2053 	default:
2054 		rte_errno = EINVAL;
2055 		return -rte_errno;
2056 	}
2057 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2058 					 out, sizeof(out));
2059 	if (ret) {
2060 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2061 		rte_errno = errno;
2062 		return -rte_errno;
2063 	}
2064 	return ret;
2065 }
2066 
2067 /**
2068  * Query VIRTQ using DevX API.
2069  *
2070  * @param[in] virtq_obj
2071  *   Pointer to virtq object structure.
2072  * @param [in/out] attr
2073  *   Pointer to virtq attributes structure.
2074  *
2075  * @return
2076  *   0 on success, a negative errno value otherwise and rte_errno is set.
2077  */
2078 int
2079 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2080 			   struct mlx5_devx_virtq_attr *attr)
2081 {
2082 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2083 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2084 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2085 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2086 	int ret;
2087 
2088 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2089 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2090 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2091 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2092 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2093 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2094 					 out, sizeof(out));
2095 	if (ret) {
2096 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2097 		rte_errno = errno;
2098 		return -errno;
2099 	}
2100 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2101 					      hw_available_index);
2102 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2103 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2104 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2105 				      virtio_q_context.error_type);
2106 	return ret;
2107 }
2108 
2109 /**
2110  * Create QP using DevX API.
2111  *
2112  * @param[in] ctx
2113  *   Context returned from mlx5 open_device() glue function.
2114  * @param [in] attr
2115  *   Pointer to QP attributes structure.
2116  *
2117  * @return
2118  *   The DevX object created, NULL otherwise and rte_errno is set.
2119  */
2120 struct mlx5_devx_obj *
2121 mlx5_devx_cmd_create_qp(void *ctx,
2122 			struct mlx5_devx_qp_attr *attr)
2123 {
2124 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2125 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2126 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2127 						   sizeof(*qp_obj),
2128 						   0, SOCKET_ID_ANY);
2129 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2130 
2131 	if (!qp_obj) {
2132 		DRV_LOG(ERR, "Failed to allocate QP data.");
2133 		rte_errno = ENOMEM;
2134 		return NULL;
2135 	}
2136 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2137 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2138 	MLX5_SET(qpc, qpc, pd, attr->pd);
2139 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2140 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2141 	if (attr->uar_index) {
2142 		if (attr->mmo) {
2143 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2144 				in, qpc_extension_and_pas_list);
2145 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2146 				qpc_ext_and_pas_list, qpc_data_extension);
2147 
2148 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2149 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2150 		}
2151 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2152 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2153 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2154 			MLX5_SET(qpc, qpc, log_page_size,
2155 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2156 		if (attr->sq_size) {
2157 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->sq_size));
2158 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2159 			MLX5_SET(qpc, qpc, log_sq_size,
2160 				 rte_log2_u32(attr->sq_size));
2161 		} else {
2162 			MLX5_SET(qpc, qpc, no_sq, 1);
2163 		}
2164 		if (attr->rq_size) {
2165 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->rq_size));
2166 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2167 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2168 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2169 			MLX5_SET(qpc, qpc, log_rq_size,
2170 				 rte_log2_u32(attr->rq_size));
2171 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2172 		} else {
2173 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2174 		}
2175 		if (attr->dbr_umem_valid) {
2176 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2177 				 attr->dbr_umem_valid);
2178 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2179 		}
2180 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2181 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2182 			   attr->wq_umem_offset);
2183 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2184 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2185 	} else {
2186 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2187 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2188 		MLX5_SET(qpc, qpc, no_sq, 1);
2189 	}
2190 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2191 						 sizeof(out));
2192 	if (!qp_obj->obj) {
2193 		rte_errno = errno;
2194 		DRV_LOG(ERR, "Failed to create QP Obj using DevX.");
2195 		mlx5_free(qp_obj);
2196 		return NULL;
2197 	}
2198 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2199 	return qp_obj;
2200 }
2201 
2202 /**
2203  * Modify QP using DevX API.
2204  * Currently supports only force loop-back QP.
2205  *
2206  * @param[in] qp
2207  *   Pointer to QP object structure.
2208  * @param [in] qp_st_mod_op
2209  *   The QP state modification operation.
2210  * @param [in] remote_qp_id
2211  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2212  *
2213  * @return
2214  *   0 on success, a negative errno value otherwise and rte_errno is set.
2215  */
2216 int
2217 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2218 			      uint32_t remote_qp_id)
2219 {
2220 	union {
2221 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2222 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2223 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2224 	} in;
2225 	union {
2226 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2227 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2228 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2229 	} out;
2230 	void *qpc;
2231 	int ret;
2232 	unsigned int inlen;
2233 	unsigned int outlen;
2234 
2235 	memset(&in, 0, sizeof(in));
2236 	memset(&out, 0, sizeof(out));
2237 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2238 	switch (qp_st_mod_op) {
2239 	case MLX5_CMD_OP_RST2INIT_QP:
2240 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2241 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2242 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2243 		MLX5_SET(qpc, qpc, rre, 1);
2244 		MLX5_SET(qpc, qpc, rwe, 1);
2245 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2246 		inlen = sizeof(in.rst2init);
2247 		outlen = sizeof(out.rst2init);
2248 		break;
2249 	case MLX5_CMD_OP_INIT2RTR_QP:
2250 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2251 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2252 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2253 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2254 		MLX5_SET(qpc, qpc, mtu, 1);
2255 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2256 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2257 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2258 		inlen = sizeof(in.init2rtr);
2259 		outlen = sizeof(out.init2rtr);
2260 		break;
2261 	case MLX5_CMD_OP_RTR2RTS_QP:
2262 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2263 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2264 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 14);
2265 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2266 		MLX5_SET(qpc, qpc, retry_count, 7);
2267 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2268 		inlen = sizeof(in.rtr2rts);
2269 		outlen = sizeof(out.rtr2rts);
2270 		break;
2271 	default:
2272 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2273 			qp_st_mod_op);
2274 		rte_errno = EINVAL;
2275 		return -rte_errno;
2276 	}
2277 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2278 	if (ret) {
2279 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2280 		rte_errno = errno;
2281 		return -rte_errno;
2282 	}
2283 	return ret;
2284 }
2285 
2286 struct mlx5_devx_obj *
2287 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2288 {
2289 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2290 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2291 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2292 						       sizeof(*couners_obj), 0,
2293 						       SOCKET_ID_ANY);
2294 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2295 
2296 	if (!couners_obj) {
2297 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2298 		rte_errno = ENOMEM;
2299 		return NULL;
2300 	}
2301 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2302 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2303 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2304 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2305 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2306 						      sizeof(out));
2307 	if (!couners_obj->obj) {
2308 		rte_errno = errno;
2309 		DRV_LOG(ERR, "Failed to create virtio queue counters Obj using"
2310 			" DevX.");
2311 		mlx5_free(couners_obj);
2312 		return NULL;
2313 	}
2314 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2315 	return couners_obj;
2316 }
2317 
2318 int
2319 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2320 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2321 {
2322 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2323 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2324 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2325 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2326 					       virtio_q_counters);
2327 	int ret;
2328 
2329 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2330 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2331 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2332 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2333 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2334 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2335 					sizeof(out));
2336 	if (ret) {
2337 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2338 		rte_errno = errno;
2339 		return -errno;
2340 	}
2341 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2342 					 received_desc);
2343 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2344 					  completed_desc);
2345 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2346 				    error_cqes);
2347 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2348 					 bad_desc_errors);
2349 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2350 					  exceed_max_chain);
2351 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2352 					invalid_buffer);
2353 	return ret;
2354 }
2355 
2356 /**
2357  * Create general object of type FLOW_HIT_ASO using DevX API.
2358  *
2359  * @param[in] ctx
2360  *   Context returned from mlx5 open_device() glue function.
2361  * @param [in] pd
2362  *   PD value to associate the FLOW_HIT_ASO object with.
2363  *
2364  * @return
2365  *   The DevX object created, NULL otherwise and rte_errno is set.
2366  */
2367 struct mlx5_devx_obj *
2368 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2369 {
2370 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2371 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2372 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2373 	void *ptr = NULL;
2374 
2375 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2376 				       0, SOCKET_ID_ANY);
2377 	if (!flow_hit_aso_obj) {
2378 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2379 		rte_errno = ENOMEM;
2380 		return NULL;
2381 	}
2382 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2383 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2384 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2385 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2386 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2387 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2388 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2389 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2390 							   out, sizeof(out));
2391 	if (!flow_hit_aso_obj->obj) {
2392 		rte_errno = errno;
2393 		DRV_LOG(ERR, "Failed to create FLOW_HIT_ASO obj using DevX.");
2394 		mlx5_free(flow_hit_aso_obj);
2395 		return NULL;
2396 	}
2397 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2398 	return flow_hit_aso_obj;
2399 }
2400 
2401 /*
2402  * Create PD using DevX API.
2403  *
2404  * @param[in] ctx
2405  *   Context returned from mlx5 open_device() glue function.
2406  *
2407  * @return
2408  *   The DevX object created, NULL otherwise and rte_errno is set.
2409  */
2410 struct mlx5_devx_obj *
2411 mlx5_devx_cmd_alloc_pd(void *ctx)
2412 {
2413 	struct mlx5_devx_obj *ppd =
2414 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2415 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2416 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2417 
2418 	if (!ppd) {
2419 		DRV_LOG(ERR, "Failed to allocate PD data.");
2420 		rte_errno = ENOMEM;
2421 		return NULL;
2422 	}
2423 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2424 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2425 				out, sizeof(out));
2426 	if (!ppd->obj) {
2427 		mlx5_free(ppd);
2428 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2429 		rte_errno = errno;
2430 		return NULL;
2431 	}
2432 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2433 	return ppd;
2434 }
2435 
2436 /**
2437  * Create general object of type FLOW_METER_ASO using DevX API.
2438  *
2439  * @param[in] ctx
2440  *   Context returned from mlx5 open_device() glue function.
2441  * @param [in] pd
2442  *   PD value to associate the FLOW_METER_ASO object with.
2443  * @param [in] log_obj_size
2444  *   log_obj_size define to allocate number of 2 * meters
2445  *   in one FLOW_METER_ASO object.
2446  *
2447  * @return
2448  *   The DevX object created, NULL otherwise and rte_errno is set.
2449  */
2450 struct mlx5_devx_obj *
2451 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2452 						uint32_t log_obj_size)
2453 {
2454 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2455 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2456 	struct mlx5_devx_obj *flow_meter_aso_obj;
2457 	void *ptr;
2458 
2459 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2460 						sizeof(*flow_meter_aso_obj),
2461 						0, SOCKET_ID_ANY);
2462 	if (!flow_meter_aso_obj) {
2463 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2464 		rte_errno = ENOMEM;
2465 		return NULL;
2466 	}
2467 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2468 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2469 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2470 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2471 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2472 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2473 		log_obj_size);
2474 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2475 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2476 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2477 							ctx, in, sizeof(in),
2478 							out, sizeof(out));
2479 	if (!flow_meter_aso_obj->obj) {
2480 		rte_errno = errno;
2481 		DRV_LOG(ERR, "Failed to create FLOW_METER_ASO obj using DevX.");
2482 		mlx5_free(flow_meter_aso_obj);
2483 		return NULL;
2484 	}
2485 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2486 								out, obj_id);
2487 	return flow_meter_aso_obj;
2488 }
2489 
2490 /*
2491  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2492  *
2493  * @param[in] ctx
2494  *   Context returned from mlx5 open_device() glue function.
2495  * @param [in] pd
2496  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2497  * @param [in] log_obj_size
2498  *   log_obj_size to allocate its power of 2 * objects
2499  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2500  *
2501  * @return
2502  *   The DevX object created, NULL otherwise and rte_errno is set.
2503  */
2504 struct mlx5_devx_obj *
2505 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2506 					    uint32_t log_obj_size)
2507 {
2508 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2509 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2510 	struct mlx5_devx_obj *ct_aso_obj;
2511 	void *ptr;
2512 
2513 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2514 				 0, SOCKET_ID_ANY);
2515 	if (!ct_aso_obj) {
2516 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2517 		rte_errno = ENOMEM;
2518 		return NULL;
2519 	}
2520 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2521 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2522 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2523 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2524 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2525 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2526 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2527 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2528 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2529 						     out, sizeof(out));
2530 	if (!ct_aso_obj->obj) {
2531 		rte_errno = errno;
2532 		DRV_LOG(ERR, "Failed to create CONN_TRACK_OFFLOAD obj by using DevX.");
2533 		mlx5_free(ct_aso_obj);
2534 		return NULL;
2535 	}
2536 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2537 	return ct_aso_obj;
2538 }
2539 
2540 /**
2541  * Create general object of type GENEVE TLV option using DevX API.
2542  *
2543  * @param[in] ctx
2544  *   Context returned from mlx5 open_device() glue function.
2545  * @param [in] class
2546  *   TLV option variable value of class
2547  * @param [in] type
2548  *   TLV option variable value of type
2549  * @param [in] len
2550  *   TLV option variable value of len
2551  *
2552  * @return
2553  *   The DevX object created, NULL otherwise and rte_errno is set.
2554  */
2555 struct mlx5_devx_obj *
2556 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2557 		uint16_t class, uint8_t type, uint8_t len)
2558 {
2559 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2560 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2561 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2562 						   sizeof(*geneve_tlv_opt_obj),
2563 						   0, SOCKET_ID_ANY);
2564 
2565 	if (!geneve_tlv_opt_obj) {
2566 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2567 		rte_errno = ENOMEM;
2568 		return NULL;
2569 	}
2570 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2571 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2572 			geneve_tlv_opt);
2573 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2574 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2575 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2576 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2577 	MLX5_SET(geneve_tlv_option, opt, option_class,
2578 			rte_be_to_cpu_16(class));
2579 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2580 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2581 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2582 					sizeof(in), out, sizeof(out));
2583 	if (!geneve_tlv_opt_obj->obj) {
2584 		rte_errno = errno;
2585 		DRV_LOG(ERR, "Failed to create Geneve tlv option "
2586 				"Obj using DevX.");
2587 		mlx5_free(geneve_tlv_opt_obj);
2588 		return NULL;
2589 	}
2590 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2591 	return geneve_tlv_opt_obj;
2592 }
2593 
2594 int
2595 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2596 {
2597 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2598 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2599 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2600 	int rc;
2601 	void *rq_ctx;
2602 
2603 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2604 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2605 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2606 	if (rc) {
2607 		rte_errno = errno;
2608 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2609 			"rc = %d, errno = %d.", rc, errno);
2610 		return -rc;
2611 	};
2612 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2613 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2614 	return 0;
2615 #else
2616 	(void)wq;
2617 	(void)counter_set_id;
2618 	return -ENOTSUP;
2619 #endif
2620 }
2621 
2622 /*
2623  * Allocate queue counters via devx interface.
2624  *
2625  * @param[in] ctx
2626  *   Context returned from mlx5 open_device() glue function.
2627  *
2628  * @return
2629  *   Pointer to counter object on success, a NULL value otherwise and
2630  *   rte_errno is set.
2631  */
2632 struct mlx5_devx_obj *
2633 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2634 {
2635 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2636 						SOCKET_ID_ANY);
2637 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2638 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2639 
2640 	if (!dcs) {
2641 		rte_errno = ENOMEM;
2642 		return NULL;
2643 	}
2644 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2645 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2646 					      sizeof(out));
2647 	if (!dcs->obj) {
2648 		DRV_LOG(DEBUG, "Can't allocate q counter set by DevX - error "
2649 			"%d.", errno);
2650 		rte_errno = errno;
2651 		mlx5_free(dcs);
2652 		return NULL;
2653 	}
2654 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2655 	return dcs;
2656 }
2657 
2658 /**
2659  * Query queue counters values.
2660  *
2661  * @param[in] dcs
2662  *   devx object of the queue counter set.
2663  * @param[in] clear
2664  *   Whether hardware should clear the counters after the query or not.
2665  *  @param[out] out_of_buffers
2666  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2667  *
2668  * @return
2669  *   0 on success, a negative value otherwise.
2670  */
2671 int
2672 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2673 				  uint32_t *out_of_buffers)
2674 {
2675 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2676 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2677 	int rc;
2678 
2679 	MLX5_SET(query_q_counter_in, in, opcode,
2680 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2681 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2682 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2683 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2684 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
2685 				       sizeof(out));
2686 	if (rc) {
2687 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
2688 		rte_errno = rc;
2689 		return -rc;
2690 	}
2691 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
2692 	return 0;
2693 }
2694 
2695 /**
2696  * Create general object of type DEK using DevX API.
2697  *
2698  * @param[in] ctx
2699  *   Context returned from mlx5 open_device() glue function.
2700  * @param [in] attr
2701  *   Pointer to DEK attributes structure.
2702  *
2703  * @return
2704  *   The DevX object created, NULL otherwise and rte_errno is set.
2705  */
2706 struct mlx5_devx_obj *
2707 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
2708 {
2709 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
2710 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2711 	struct mlx5_devx_obj *dek_obj = NULL;
2712 	void *ptr = NULL, *key_addr = NULL;
2713 
2714 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
2715 			      0, SOCKET_ID_ANY);
2716 	if (dek_obj == NULL) {
2717 		DRV_LOG(ERR, "Failed to allocate DEK object data");
2718 		rte_errno = ENOMEM;
2719 		return NULL;
2720 	}
2721 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
2722 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2723 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2724 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2725 		 MLX5_GENERAL_OBJ_TYPE_DEK);
2726 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
2727 	MLX5_SET(dek, ptr, key_size, attr->key_size);
2728 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
2729 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
2730 	MLX5_SET(dek, ptr, pd, attr->pd);
2731 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
2732 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
2733 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2734 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2735 						  out, sizeof(out));
2736 	if (dek_obj->obj == NULL) {
2737 		rte_errno = errno;
2738 		DRV_LOG(ERR, "Failed to create DEK obj using DevX.");
2739 		mlx5_free(dek_obj);
2740 		return NULL;
2741 	}
2742 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2743 	return dek_obj;
2744 }
2745 
2746 /**
2747  * Create general object of type IMPORT_KEK using DevX API.
2748  *
2749  * @param[in] ctx
2750  *   Context returned from mlx5 open_device() glue function.
2751  * @param [in] attr
2752  *   Pointer to IMPORT_KEK attributes structure.
2753  *
2754  * @return
2755  *   The DevX object created, NULL otherwise and rte_errno is set.
2756  */
2757 struct mlx5_devx_obj *
2758 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
2759 				    struct mlx5_devx_import_kek_attr *attr)
2760 {
2761 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
2762 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2763 	struct mlx5_devx_obj *import_kek_obj = NULL;
2764 	void *ptr = NULL, *key_addr = NULL;
2765 
2766 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
2767 				     0, SOCKET_ID_ANY);
2768 	if (import_kek_obj == NULL) {
2769 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
2770 		rte_errno = ENOMEM;
2771 		return NULL;
2772 	}
2773 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
2774 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2775 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2776 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2777 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
2778 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
2779 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
2780 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
2781 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2782 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2783 							 out, sizeof(out));
2784 	if (import_kek_obj->obj == NULL) {
2785 		rte_errno = errno;
2786 		DRV_LOG(ERR, "Failed to create IMPORT_KEK object using DevX.");
2787 		mlx5_free(import_kek_obj);
2788 		return NULL;
2789 	}
2790 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2791 	return import_kek_obj;
2792 }
2793 
2794 /**
2795  * Create general object of type CREDENTIAL using DevX API.
2796  *
2797  * @param[in] ctx
2798  *   Context returned from mlx5 open_device() glue function.
2799  * @param [in] attr
2800  *   Pointer to CREDENTIAL attributes structure.
2801  *
2802  * @return
2803  *   The DevX object created, NULL otherwise and rte_errno is set.
2804  */
2805 struct mlx5_devx_obj *
2806 mlx5_devx_cmd_create_credential_obj(void *ctx,
2807 				    struct mlx5_devx_credential_attr *attr)
2808 {
2809 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
2810 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2811 	struct mlx5_devx_obj *credential_obj = NULL;
2812 	void *ptr = NULL, *credential_addr = NULL;
2813 
2814 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
2815 				     0, SOCKET_ID_ANY);
2816 	if (credential_obj == NULL) {
2817 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
2818 		rte_errno = ENOMEM;
2819 		return NULL;
2820 	}
2821 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
2822 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2823 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2824 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2825 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
2826 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
2827 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
2828 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
2829 	memcpy(credential_addr, (void *)(attr->credential),
2830 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2831 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2832 							 out, sizeof(out));
2833 	if (credential_obj->obj == NULL) {
2834 		rte_errno = errno;
2835 		DRV_LOG(ERR, "Failed to create CREDENTIAL object using DevX.");
2836 		mlx5_free(credential_obj);
2837 		return NULL;
2838 	}
2839 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2840 	return credential_obj;
2841 }
2842 
2843 /**
2844  * Create general object of type CRYPTO_LOGIN using DevX API.
2845  *
2846  * @param[in] ctx
2847  *   Context returned from mlx5 open_device() glue function.
2848  * @param [in] attr
2849  *   Pointer to CRYPTO_LOGIN attributes structure.
2850  *
2851  * @return
2852  *   The DevX object created, NULL otherwise and rte_errno is set.
2853  */
2854 struct mlx5_devx_obj *
2855 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
2856 				      struct mlx5_devx_crypto_login_attr *attr)
2857 {
2858 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
2859 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2860 	struct mlx5_devx_obj *crypto_login_obj = NULL;
2861 	void *ptr = NULL, *credential_addr = NULL;
2862 
2863 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
2864 				       0, SOCKET_ID_ANY);
2865 	if (crypto_login_obj == NULL) {
2866 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
2867 		rte_errno = ENOMEM;
2868 		return NULL;
2869 	}
2870 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
2871 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2872 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2873 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2874 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
2875 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
2876 	MLX5_SET(crypto_login, ptr, credential_pointer,
2877 		 attr->credential_pointer);
2878 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
2879 		 attr->session_import_kek_ptr);
2880 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
2881 	memcpy(credential_addr, (void *)(attr->credential),
2882 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2883 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2884 							   out, sizeof(out));
2885 	if (crypto_login_obj->obj == NULL) {
2886 		rte_errno = errno;
2887 		DRV_LOG(ERR, "Failed to create CRYPTO_LOGIN obj using DevX.");
2888 		mlx5_free(crypto_login_obj);
2889 		return NULL;
2890 	}
2891 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2892 	return crypto_login_obj;
2893 }
2894 
2895 /**
2896  * Query LAG context.
2897  *
2898  * @param[in] ctx
2899  *   Pointer to ibv_context, returned from mlx5dv_open_device.
2900  * @param[out] lag_ctx
2901  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
2902  *
2903  * @return
2904  *   0 on success, a negative value otherwise.
2905  */
2906 int
2907 mlx5_devx_cmd_query_lag(void *ctx,
2908 			struct mlx5_devx_lag_context *lag_ctx)
2909 {
2910 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
2911 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
2912 	void *lctx;
2913 	int rc;
2914 
2915 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
2916 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
2917 	if (rc)
2918 		goto error;
2919 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
2920 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
2921 					       fdb_selection_mode);
2922 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
2923 					       port_select_mode);
2924 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
2925 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
2926 						tx_remap_affinity_2);
2927 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
2928 						tx_remap_affinity_1);
2929 	return 0;
2930 error:
2931 	rc = (rc > 0) ? -rc : rc;
2932 	return rc;
2933 }
2934