xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision f12c41bf4074efb438fc21ab7db13f011f5a1e84)
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 	bool hca_cap_2_sup;
827 	uint64_t general_obj_types_supported = 0;
828 	void *hcattr;
829 	int rc, i;
830 
831 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
832 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
833 			MLX5_HCA_CAP_OPMOD_GET_CUR);
834 	if (!hcattr)
835 		return rc;
836 	hca_cap_2_sup = MLX5_GET(cmd_hca_cap, hcattr, hca_cap_2);
837 	attr->max_wqe_sz_sq = MLX5_GET(cmd_hca_cap, hcattr, max_wqe_sz_sq);
838 	attr->flow_counter_bulk_alloc_bitmap =
839 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
840 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
841 					    flow_counters_dump);
842 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
843 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
844 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
845 					  log_max_rqt_size);
846 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
847 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
848 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
849 						log_max_hairpin_queues);
850 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
851 						    log_max_hairpin_wq_data_sz);
852 	attr->log_max_hairpin_num_packets = MLX5_GET
853 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
854 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
855 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
856 						relaxed_ordering_write);
857 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
858 					       relaxed_ordering_read);
859 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
860 					      access_register_user);
861 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
862 					  eth_net_offloads);
863 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
864 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
865 					       flex_parser_protocols);
866 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
867 			max_geneve_tlv_options);
868 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
869 			max_geneve_tlv_option_data_len);
870 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
871 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
872 					 general_obj_types) &
873 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
874 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
875 					 general_obj_types) &
876 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
877 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
878 							general_obj_types) &
879 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
880 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
881 					 general_obj_types) &
882 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
883 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
884 					  wqe_index_ignore_cap);
885 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
886 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
887 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
888 					      log_max_static_sq_wq);
889 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
890 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
891 				      device_frequency_khz);
892 	attr->scatter_fcs_w_decap_disable =
893 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
894 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
895 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
896 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
897 	attr->steering_format_version =
898 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
899 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
900 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
901 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
902 					       regexp_num_of_engines);
903 	/* Read the general_obj_types bitmap and extract the relevant bits. */
904 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
905 						 general_obj_types);
906 	attr->vdpa.valid = !!(general_obj_types_supported &
907 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
908 	attr->vdpa.queue_counters_valid =
909 			!!(general_obj_types_supported &
910 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
911 	attr->parse_graph_flex_node =
912 			!!(general_obj_types_supported &
913 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
914 	attr->flow_hit_aso = !!(general_obj_types_supported &
915 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
916 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
917 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
918 	attr->dek = !!(general_obj_types_supported &
919 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
920 	attr->import_kek = !!(general_obj_types_supported &
921 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
922 	attr->credential = !!(general_obj_types_supported &
923 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
924 	attr->crypto_login = !!(general_obj_types_supported &
925 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
926 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
927 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
928 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
929 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
930 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
931 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
932 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
933 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
934 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
935 	attr->reg_c_preserve =
936 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
937 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
938 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
939 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
940 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
941 			compress_mmo_sq);
942 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
943 			decompress_mmo_sq);
944 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
945 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
946 			compress_mmo_qp);
947 	attr->mmo_decompress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
948 			decompress_mmo_qp);
949 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
950 						 compress_min_block_size);
951 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
952 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
953 					      log_compress_mmo_size);
954 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
955 						log_decompress_mmo_size);
956 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
957 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
958 						mini_cqe_resp_flow_tag);
959 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
960 						 mini_cqe_resp_l3_l4_tag);
961 	attr->umr_indirect_mkey_disabled =
962 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
963 	attr->umr_modify_entity_size_disabled =
964 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
965 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
966 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
967 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
968 					 general_obj_types) &
969 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
970 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
971 	if (attr->crypto) {
972 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts);
973 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
974 				MLX5_GET_HCA_CAP_OP_MOD_CRYPTO |
975 				MLX5_HCA_CAP_OPMOD_GET_CUR);
976 		if (!hcattr)
977 			return -1;
978 		attr->crypto_wrapped_import_method = !!(MLX5_GET(crypto_caps,
979 						hcattr, wrapped_import_method)
980 						& 1 << 2);
981 	}
982 	if (hca_cap_2_sup) {
983 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
984 				MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
985 				MLX5_HCA_CAP_OPMOD_GET_CUR);
986 		if (!hcattr) {
987 			DRV_LOG(DEBUG,
988 				"Failed to query DevX HCA capabilities 2.");
989 			return rc;
990 		}
991 		attr->log_min_stride_wqe_sz = MLX5_GET(cmd_hca_cap_2, hcattr,
992 						       log_min_stride_wqe_sz);
993 	}
994 	if (attr->log_min_stride_wqe_sz == 0)
995 		attr->log_min_stride_wqe_sz = MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
996 	if (attr->qos.sup) {
997 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
998 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
999 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1000 		if (!hcattr) {
1001 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
1002 			return rc;
1003 		}
1004 		attr->qos.flow_meter_old =
1005 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
1006 		attr->qos.log_max_flow_meter =
1007 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
1008 		attr->qos.flow_meter_reg_c_ids =
1009 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
1010 		attr->qos.flow_meter =
1011 				MLX5_GET(qos_cap, hcattr, flow_meter);
1012 		attr->qos.packet_pacing =
1013 				MLX5_GET(qos_cap, hcattr, packet_pacing);
1014 		attr->qos.wqe_rate_pp =
1015 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
1016 		if (attr->qos.flow_meter_aso_sup) {
1017 			attr->qos.log_meter_aso_granularity =
1018 				MLX5_GET(qos_cap, hcattr,
1019 					log_meter_aso_granularity);
1020 			attr->qos.log_meter_aso_max_alloc =
1021 				MLX5_GET(qos_cap, hcattr,
1022 					log_meter_aso_max_alloc);
1023 			attr->qos.log_max_num_meter_aso =
1024 				MLX5_GET(qos_cap, hcattr,
1025 					log_max_num_meter_aso);
1026 		}
1027 	}
1028 	/*
1029 	 * Flex item support needs max_num_prog_sample_field
1030 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1031 	 */
1032 	if (attr->parse_graph_flex_node) {
1033 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1034 			(ctx, &attr->flex);
1035 		if (rc)
1036 			return -1;
1037 	}
1038 	if (attr->vdpa.valid)
1039 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1040 	if (!attr->eth_net_offloads)
1041 		return 0;
1042 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1043 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1044 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1045 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1046 	if (!hcattr) {
1047 		attr->log_max_ft_sampler_num = 0;
1048 		return rc;
1049 	}
1050 	attr->log_max_ft_sampler_num = MLX5_GET
1051 		(flow_table_nic_cap, hcattr,
1052 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1053 	attr->flow.tunnel_header_0_1 = MLX5_GET
1054 		(flow_table_nic_cap, hcattr,
1055 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1056 	attr->flow.tunnel_header_2_3 = MLX5_GET
1057 		(flow_table_nic_cap, hcattr,
1058 		 ft_field_support_2_nic_receive.tunnel_header_2_3);
1059 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1060 	attr->inner_ipv4_ihl = MLX5_GET
1061 		(flow_table_nic_cap, hcattr,
1062 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1063 	attr->outer_ipv4_ihl = MLX5_GET
1064 		(flow_table_nic_cap, hcattr,
1065 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1066 	/* Query HCA offloads for Ethernet protocol. */
1067 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1068 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1069 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1070 	if (!hcattr) {
1071 		attr->eth_net_offloads = 0;
1072 		return rc;
1073 	}
1074 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1075 					 hcattr, wqe_vlan_insert);
1076 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1077 					 hcattr, csum_cap);
1078 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1079 					 hcattr, vlan_cap);
1080 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1081 				 lro_cap);
1082 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1083 				 hcattr, max_lso_cap);
1084 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1085 				 hcattr, scatter_fcs);
1086 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1087 					hcattr, tunnel_lro_gre);
1088 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1089 					  hcattr, tunnel_lro_vxlan);
1090 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1091 					  hcattr, swp);
1092 	attr->tunnel_stateless_gre =
1093 				MLX5_GET(per_protocol_networking_offload_caps,
1094 					  hcattr, tunnel_stateless_gre);
1095 	attr->tunnel_stateless_vxlan =
1096 				MLX5_GET(per_protocol_networking_offload_caps,
1097 					  hcattr, tunnel_stateless_vxlan);
1098 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1099 					  hcattr, swp_csum);
1100 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1101 					  hcattr, swp_lso);
1102 	attr->lro_max_msg_sz_mode = MLX5_GET
1103 					(per_protocol_networking_offload_caps,
1104 					 hcattr, lro_max_msg_sz_mode);
1105 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1106 		attr->lro_timer_supported_periods[i] =
1107 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1108 				 lro_timer_supported_periods[i]);
1109 	}
1110 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1111 					  hcattr, lro_min_mss_size);
1112 	attr->tunnel_stateless_geneve_rx =
1113 			    MLX5_GET(per_protocol_networking_offload_caps,
1114 				     hcattr, tunnel_stateless_geneve_rx);
1115 	attr->geneve_max_opt_len =
1116 		    MLX5_GET(per_protocol_networking_offload_caps,
1117 			     hcattr, max_geneve_opt_len);
1118 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1119 					 hcattr, wqe_inline_mode);
1120 	attr->tunnel_stateless_gtp = MLX5_GET
1121 					(per_protocol_networking_offload_caps,
1122 					 hcattr, tunnel_stateless_gtp);
1123 	attr->rss_ind_tbl_cap = MLX5_GET
1124 					(per_protocol_networking_offload_caps,
1125 					 hcattr, rss_ind_tbl_cap);
1126 	/* Query HCA attribute for ROCE. */
1127 	if (attr->roce) {
1128 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1129 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1130 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1131 		if (!hcattr) {
1132 			DRV_LOG(DEBUG,
1133 				"Failed to query devx HCA ROCE capabilities");
1134 			return rc;
1135 		}
1136 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1137 	}
1138 	if (attr->eth_virt &&
1139 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1140 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1141 		if (rc) {
1142 			attr->eth_virt = 0;
1143 			goto error;
1144 		}
1145 	}
1146 	if (attr->eswitch_manager) {
1147 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1148 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1149 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1150 		if (!hcattr)
1151 			return rc;
1152 		attr->esw_mgr_vport_id_valid =
1153 			MLX5_GET(esw_cap, hcattr,
1154 				 esw_manager_vport_number_valid);
1155 		attr->esw_mgr_vport_id =
1156 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1157 	}
1158 	return 0;
1159 error:
1160 	rc = (rc > 0) ? -rc : rc;
1161 	return rc;
1162 }
1163 
1164 /**
1165  * Query TIS transport domain from QP verbs object using DevX API.
1166  *
1167  * @param[in] qp
1168  *   Pointer to verbs QP returned by ibv_create_qp .
1169  * @param[in] tis_num
1170  *   TIS number of TIS to query.
1171  * @param[out] tis_td
1172  *   Pointer to TIS transport domain variable, to be set by the routine.
1173  *
1174  * @return
1175  *   0 on success, a negative value otherwise.
1176  */
1177 int
1178 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1179 			      uint32_t *tis_td)
1180 {
1181 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1182 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1183 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1184 	int rc;
1185 	void *tis_ctx;
1186 
1187 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1188 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1189 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1190 	if (rc) {
1191 		DRV_LOG(ERR, "Failed to query QP using DevX");
1192 		return -rc;
1193 	};
1194 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1195 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1196 	return 0;
1197 #else
1198 	(void)qp;
1199 	(void)tis_num;
1200 	(void)tis_td;
1201 	return -ENOTSUP;
1202 #endif
1203 }
1204 
1205 /**
1206  * Fill WQ data for DevX API command.
1207  * Utility function for use when creating DevX objects containing a WQ.
1208  *
1209  * @param[in] wq_ctx
1210  *   Pointer to WQ context to fill with data.
1211  * @param [in] wq_attr
1212  *   Pointer to WQ attributes structure to fill in WQ context.
1213  */
1214 static void
1215 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1216 {
1217 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1218 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1219 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1220 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1221 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1222 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1223 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1224 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1225 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1226 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1227 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1228 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1229 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1230 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1231 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1232 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1233 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1234 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1235 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1236 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1237 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1238 		 wq_attr->log_hairpin_num_packets);
1239 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1240 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1241 		 wq_attr->single_wqe_log_num_of_strides);
1242 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1243 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1244 		 wq_attr->single_stride_log_num_of_bytes);
1245 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1246 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1247 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1248 }
1249 
1250 /**
1251  * Create RQ using DevX API.
1252  *
1253  * @param[in] ctx
1254  *   Context returned from mlx5 open_device() glue function.
1255  * @param [in] rq_attr
1256  *   Pointer to create RQ attributes structure.
1257  * @param [in] socket
1258  *   CPU socket ID for allocations.
1259  *
1260  * @return
1261  *   The DevX object created, NULL otherwise and rte_errno is set.
1262  */
1263 struct mlx5_devx_obj *
1264 mlx5_devx_cmd_create_rq(void *ctx,
1265 			struct mlx5_devx_create_rq_attr *rq_attr,
1266 			int socket)
1267 {
1268 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1269 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1270 	void *rq_ctx, *wq_ctx;
1271 	struct mlx5_devx_wq_attr *wq_attr;
1272 	struct mlx5_devx_obj *rq = NULL;
1273 
1274 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1275 	if (!rq) {
1276 		DRV_LOG(ERR, "Failed to allocate RQ data");
1277 		rte_errno = ENOMEM;
1278 		return NULL;
1279 	}
1280 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1281 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1282 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1283 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1284 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1285 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1286 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1287 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1288 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1289 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1290 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1291 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1292 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1293 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1294 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1295 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1296 	wq_attr = &rq_attr->wq_attr;
1297 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1298 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1299 						  out, sizeof(out));
1300 	if (!rq->obj) {
1301 		DRV_LOG(ERR, "Failed to create RQ using DevX");
1302 		rte_errno = errno;
1303 		mlx5_free(rq);
1304 		return NULL;
1305 	}
1306 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1307 	return rq;
1308 }
1309 
1310 /**
1311  * Modify RQ using DevX API.
1312  *
1313  * @param[in] rq
1314  *   Pointer to RQ object structure.
1315  * @param [in] rq_attr
1316  *   Pointer to modify RQ attributes structure.
1317  *
1318  * @return
1319  *   0 on success, a negative errno value otherwise and rte_errno is set.
1320  */
1321 int
1322 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1323 			struct mlx5_devx_modify_rq_attr *rq_attr)
1324 {
1325 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1326 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1327 	void *rq_ctx, *wq_ctx;
1328 	int ret;
1329 
1330 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1331 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1332 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1333 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1334 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1335 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1336 	if (rq_attr->modify_bitmask &
1337 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1338 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1339 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1340 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1341 	if (rq_attr->modify_bitmask &
1342 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1343 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1344 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1345 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1346 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1347 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1348 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1349 	}
1350 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1351 					 out, sizeof(out));
1352 	if (ret) {
1353 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1354 		rte_errno = errno;
1355 		return -errno;
1356 	}
1357 	return ret;
1358 }
1359 
1360 /**
1361  * Create RMP using DevX API.
1362  *
1363  * @param[in] ctx
1364  *   Context returned from mlx5 open_device() glue function.
1365  * @param [in] rmp_attr
1366  *   Pointer to create RMP attributes structure.
1367  * @param [in] socket
1368  *   CPU socket ID for allocations.
1369  *
1370  * @return
1371  *   The DevX object created, NULL otherwise and rte_errno is set.
1372  */
1373 struct mlx5_devx_obj *
1374 mlx5_devx_cmd_create_rmp(void *ctx,
1375 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1376 			 int socket)
1377 {
1378 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1379 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1380 	void *rmp_ctx, *wq_ctx;
1381 	struct mlx5_devx_wq_attr *wq_attr;
1382 	struct mlx5_devx_obj *rmp = NULL;
1383 
1384 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1385 	if (!rmp) {
1386 		DRV_LOG(ERR, "Failed to allocate RMP data");
1387 		rte_errno = ENOMEM;
1388 		return NULL;
1389 	}
1390 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1391 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1392 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1393 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1394 		 rmp_attr->basic_cyclic_rcv_wqe);
1395 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1396 	wq_attr = &rmp_attr->wq_attr;
1397 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1398 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1399 					      sizeof(out));
1400 	if (!rmp->obj) {
1401 		DRV_LOG(ERR, "Failed to create RMP using DevX");
1402 		rte_errno = errno;
1403 		mlx5_free(rmp);
1404 		return NULL;
1405 	}
1406 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1407 	return rmp;
1408 }
1409 
1410 /*
1411  * Create TIR using DevX API.
1412  *
1413  * @param[in] ctx
1414  *  Context returned from mlx5 open_device() glue function.
1415  * @param [in] tir_attr
1416  *   Pointer to TIR attributes structure.
1417  *
1418  * @return
1419  *   The DevX object created, NULL otherwise and rte_errno is set.
1420  */
1421 struct mlx5_devx_obj *
1422 mlx5_devx_cmd_create_tir(void *ctx,
1423 			 struct mlx5_devx_tir_attr *tir_attr)
1424 {
1425 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1426 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1427 	void *tir_ctx, *outer, *inner, *rss_key;
1428 	struct mlx5_devx_obj *tir = NULL;
1429 
1430 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1431 	if (!tir) {
1432 		DRV_LOG(ERR, "Failed to allocate TIR data");
1433 		rte_errno = ENOMEM;
1434 		return NULL;
1435 	}
1436 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1437 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1438 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1439 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1440 		 tir_attr->lro_timeout_period_usecs);
1441 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1442 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1443 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1444 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1445 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1446 		 tir_attr->tunneled_offload_en);
1447 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1448 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1449 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1450 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1451 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1452 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1453 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1454 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1455 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1456 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1457 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1458 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1459 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1460 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1461 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1462 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1463 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1464 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1465 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1466 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1467 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1468 						   out, sizeof(out));
1469 	if (!tir->obj) {
1470 		DRV_LOG(ERR, "Failed to create TIR using DevX");
1471 		rte_errno = errno;
1472 		mlx5_free(tir);
1473 		return NULL;
1474 	}
1475 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1476 	return tir;
1477 }
1478 
1479 /**
1480  * Modify TIR using DevX API.
1481  *
1482  * @param[in] tir
1483  *   Pointer to TIR DevX object structure.
1484  * @param [in] modify_tir_attr
1485  *   Pointer to TIR modification attributes structure.
1486  *
1487  * @return
1488  *   0 on success, a negative errno value otherwise and rte_errno is set.
1489  */
1490 int
1491 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1492 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1493 {
1494 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1495 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1496 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1497 	void *tir_ctx;
1498 	int ret;
1499 
1500 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1501 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1502 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1503 		   modify_tir_attr->modify_bitmask);
1504 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1505 	if (modify_tir_attr->modify_bitmask &
1506 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1507 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1508 			 tir_attr->lro_timeout_period_usecs);
1509 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1510 			 tir_attr->lro_enable_mask);
1511 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1512 			 tir_attr->lro_max_msg_sz);
1513 	}
1514 	if (modify_tir_attr->modify_bitmask &
1515 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1516 		MLX5_SET(tirc, tir_ctx, indirect_table,
1517 			 tir_attr->indirect_table);
1518 	if (modify_tir_attr->modify_bitmask &
1519 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1520 		int i;
1521 		void *outer, *inner;
1522 
1523 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1524 			 tir_attr->rx_hash_symmetric);
1525 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1526 		for (i = 0; i < 10; i++) {
1527 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1528 				 tir_attr->rx_hash_toeplitz_key[i]);
1529 		}
1530 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1531 				     rx_hash_field_selector_outer);
1532 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1533 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1534 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1535 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1536 		MLX5_SET
1537 		(rx_hash_field_select, outer, selected_fields,
1538 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1539 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1540 				     rx_hash_field_selector_inner);
1541 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1542 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1543 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1544 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1545 		MLX5_SET
1546 		(rx_hash_field_select, inner, selected_fields,
1547 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1548 	}
1549 	if (modify_tir_attr->modify_bitmask &
1550 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1551 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1552 	}
1553 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1554 					 out, sizeof(out));
1555 	if (ret) {
1556 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1557 		rte_errno = errno;
1558 		return -errno;
1559 	}
1560 	return ret;
1561 }
1562 
1563 /**
1564  * Create RQT using DevX API.
1565  *
1566  * @param[in] ctx
1567  *   Context returned from mlx5 open_device() glue function.
1568  * @param [in] rqt_attr
1569  *   Pointer to RQT attributes structure.
1570  *
1571  * @return
1572  *   The DevX object created, NULL otherwise and rte_errno is set.
1573  */
1574 struct mlx5_devx_obj *
1575 mlx5_devx_cmd_create_rqt(void *ctx,
1576 			 struct mlx5_devx_rqt_attr *rqt_attr)
1577 {
1578 	uint32_t *in = NULL;
1579 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1580 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1581 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1582 	void *rqt_ctx;
1583 	struct mlx5_devx_obj *rqt = NULL;
1584 	int i;
1585 
1586 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1587 	if (!in) {
1588 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1589 		rte_errno = ENOMEM;
1590 		return NULL;
1591 	}
1592 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1593 	if (!rqt) {
1594 		DRV_LOG(ERR, "Failed to allocate RQT data");
1595 		rte_errno = ENOMEM;
1596 		mlx5_free(in);
1597 		return NULL;
1598 	}
1599 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1600 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1601 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1602 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1603 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1604 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1605 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1606 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1607 	mlx5_free(in);
1608 	if (!rqt->obj) {
1609 		DRV_LOG(ERR, "Failed to create RQT using DevX");
1610 		rte_errno = errno;
1611 		mlx5_free(rqt);
1612 		return NULL;
1613 	}
1614 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1615 	return rqt;
1616 }
1617 
1618 /**
1619  * Modify RQT using DevX API.
1620  *
1621  * @param[in] rqt
1622  *   Pointer to RQT DevX object structure.
1623  * @param [in] rqt_attr
1624  *   Pointer to RQT attributes structure.
1625  *
1626  * @return
1627  *   0 on success, a negative errno value otherwise and rte_errno is set.
1628  */
1629 int
1630 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1631 			 struct mlx5_devx_rqt_attr *rqt_attr)
1632 {
1633 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1634 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1635 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1636 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1637 	void *rqt_ctx;
1638 	int i;
1639 	int ret;
1640 
1641 	if (!in) {
1642 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1643 		rte_errno = ENOMEM;
1644 		return -ENOMEM;
1645 	}
1646 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1647 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1648 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1649 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1650 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1651 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1652 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1653 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1654 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1655 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1656 	mlx5_free(in);
1657 	if (ret) {
1658 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1659 		rte_errno = errno;
1660 		return -rte_errno;
1661 	}
1662 	return ret;
1663 }
1664 
1665 /**
1666  * Create SQ using DevX API.
1667  *
1668  * @param[in] ctx
1669  *   Context returned from mlx5 open_device() glue function.
1670  * @param [in] sq_attr
1671  *   Pointer to SQ attributes structure.
1672  * @param [in] socket
1673  *   CPU socket ID for allocations.
1674  *
1675  * @return
1676  *   The DevX object created, NULL otherwise and rte_errno is set.
1677  **/
1678 struct mlx5_devx_obj *
1679 mlx5_devx_cmd_create_sq(void *ctx,
1680 			struct mlx5_devx_create_sq_attr *sq_attr)
1681 {
1682 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1683 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1684 	void *sq_ctx;
1685 	void *wq_ctx;
1686 	struct mlx5_devx_wq_attr *wq_attr;
1687 	struct mlx5_devx_obj *sq = NULL;
1688 
1689 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1690 	if (!sq) {
1691 		DRV_LOG(ERR, "Failed to allocate SQ data");
1692 		rte_errno = ENOMEM;
1693 		return NULL;
1694 	}
1695 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1696 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1697 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1698 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1699 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1700 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1701 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1702 		 sq_attr->allow_multi_pkt_send_wqe);
1703 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1704 		 sq_attr->min_wqe_inline_mode);
1705 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1706 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1707 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1708 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1709 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1710 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1711 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1712 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1713 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1714 		 sq_attr->packet_pacing_rate_limit_index);
1715 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1716 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1717 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1718 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1719 	wq_attr = &sq_attr->wq_attr;
1720 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1721 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1722 					     out, sizeof(out));
1723 	if (!sq->obj) {
1724 		DRV_LOG(ERR, "Failed to create SQ using DevX");
1725 		rte_errno = errno;
1726 		mlx5_free(sq);
1727 		return NULL;
1728 	}
1729 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1730 	return sq;
1731 }
1732 
1733 /**
1734  * Modify SQ using DevX API.
1735  *
1736  * @param[in] sq
1737  *   Pointer to SQ object structure.
1738  * @param [in] sq_attr
1739  *   Pointer to SQ attributes structure.
1740  *
1741  * @return
1742  *   0 on success, a negative errno value otherwise and rte_errno is set.
1743  */
1744 int
1745 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1746 			struct mlx5_devx_modify_sq_attr *sq_attr)
1747 {
1748 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1749 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1750 	void *sq_ctx;
1751 	int ret;
1752 
1753 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1754 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1755 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1756 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1757 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1758 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1759 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1760 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1761 					 out, sizeof(out));
1762 	if (ret) {
1763 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1764 		rte_errno = errno;
1765 		return -rte_errno;
1766 	}
1767 	return ret;
1768 }
1769 
1770 /**
1771  * Create TIS using DevX API.
1772  *
1773  * @param[in] ctx
1774  *   Context returned from mlx5 open_device() glue function.
1775  * @param [in] tis_attr
1776  *   Pointer to TIS attributes structure.
1777  *
1778  * @return
1779  *   The DevX object created, NULL otherwise and rte_errno is set.
1780  */
1781 struct mlx5_devx_obj *
1782 mlx5_devx_cmd_create_tis(void *ctx,
1783 			 struct mlx5_devx_tis_attr *tis_attr)
1784 {
1785 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
1786 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
1787 	struct mlx5_devx_obj *tis = NULL;
1788 	void *tis_ctx;
1789 
1790 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
1791 	if (!tis) {
1792 		DRV_LOG(ERR, "Failed to allocate TIS object");
1793 		rte_errno = ENOMEM;
1794 		return NULL;
1795 	}
1796 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
1797 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
1798 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
1799 		 tis_attr->strict_lag_tx_port_affinity);
1800 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
1801 		 tis_attr->lag_tx_port_affinity);
1802 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
1803 	MLX5_SET(tisc, tis_ctx, transport_domain,
1804 		 tis_attr->transport_domain);
1805 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1806 					      out, sizeof(out));
1807 	if (!tis->obj) {
1808 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1809 		rte_errno = errno;
1810 		mlx5_free(tis);
1811 		return NULL;
1812 	}
1813 	tis->id = MLX5_GET(create_tis_out, out, tisn);
1814 	return tis;
1815 }
1816 
1817 /**
1818  * Create transport domain using DevX API.
1819  *
1820  * @param[in] ctx
1821  *   Context returned from mlx5 open_device() glue function.
1822  * @return
1823  *   The DevX object created, NULL otherwise and rte_errno is set.
1824  */
1825 struct mlx5_devx_obj *
1826 mlx5_devx_cmd_create_td(void *ctx)
1827 {
1828 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
1829 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
1830 	struct mlx5_devx_obj *td = NULL;
1831 
1832 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
1833 	if (!td) {
1834 		DRV_LOG(ERR, "Failed to allocate TD object");
1835 		rte_errno = ENOMEM;
1836 		return NULL;
1837 	}
1838 	MLX5_SET(alloc_transport_domain_in, in, opcode,
1839 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
1840 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1841 					     out, sizeof(out));
1842 	if (!td->obj) {
1843 		DRV_LOG(ERR, "Failed to create TIS using DevX");
1844 		rte_errno = errno;
1845 		mlx5_free(td);
1846 		return NULL;
1847 	}
1848 	td->id = MLX5_GET(alloc_transport_domain_out, out,
1849 			   transport_domain);
1850 	return td;
1851 }
1852 
1853 /**
1854  * Dump all flows to file.
1855  *
1856  * @param[in] fdb_domain
1857  *   FDB domain.
1858  * @param[in] rx_domain
1859  *   RX domain.
1860  * @param[in] tx_domain
1861  *   TX domain.
1862  * @param[out] file
1863  *   Pointer to file stream.
1864  *
1865  * @return
1866  *   0 on success, a negative value otherwise.
1867  */
1868 int
1869 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
1870 			void *rx_domain __rte_unused,
1871 			void *tx_domain __rte_unused, FILE *file __rte_unused)
1872 {
1873 	int ret = 0;
1874 
1875 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1876 	if (fdb_domain) {
1877 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
1878 		if (ret)
1879 			return ret;
1880 	}
1881 	MLX5_ASSERT(rx_domain);
1882 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
1883 	if (ret)
1884 		return ret;
1885 	MLX5_ASSERT(tx_domain);
1886 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
1887 #else
1888 	ret = ENOTSUP;
1889 #endif
1890 	return -ret;
1891 }
1892 
1893 int
1894 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
1895 			FILE *file __rte_unused)
1896 {
1897 	int ret = 0;
1898 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
1899 	if (rule_info)
1900 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
1901 #else
1902 	ret = ENOTSUP;
1903 #endif
1904 	return -ret;
1905 }
1906 
1907 /*
1908  * Create CQ using DevX API.
1909  *
1910  * @param[in] ctx
1911  *   Context returned from mlx5 open_device() glue function.
1912  * @param [in] attr
1913  *   Pointer to CQ attributes structure.
1914  *
1915  * @return
1916  *   The DevX object created, NULL otherwise and rte_errno is set.
1917  */
1918 struct mlx5_devx_obj *
1919 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
1920 {
1921 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
1922 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
1923 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1924 						   sizeof(*cq_obj),
1925 						   0, SOCKET_ID_ANY);
1926 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
1927 
1928 	if (!cq_obj) {
1929 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
1930 		rte_errno = ENOMEM;
1931 		return NULL;
1932 	}
1933 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
1934 	if (attr->db_umem_valid) {
1935 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
1936 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
1937 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
1938 	} else {
1939 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
1940 	}
1941 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
1942 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
1943 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
1944 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
1945 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
1946 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
1947 		MLX5_SET(cqc, cqctx, log_page_size,
1948 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
1949 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
1950 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
1951 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
1952 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
1953 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
1954 		 attr->mini_cqe_res_format_ext);
1955 	if (attr->q_umem_valid) {
1956 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
1957 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
1958 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
1959 			   attr->q_umem_offset);
1960 	}
1961 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1962 						 sizeof(out));
1963 	if (!cq_obj->obj) {
1964 		rte_errno = errno;
1965 		DRV_LOG(ERR, "Failed to create CQ using DevX errno=%d.", errno);
1966 		mlx5_free(cq_obj);
1967 		return NULL;
1968 	}
1969 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
1970 	return cq_obj;
1971 }
1972 
1973 /**
1974  * Create VIRTQ using DevX API.
1975  *
1976  * @param[in] ctx
1977  *   Context returned from mlx5 open_device() glue function.
1978  * @param [in] attr
1979  *   Pointer to VIRTQ attributes structure.
1980  *
1981  * @return
1982  *   The DevX object created, NULL otherwise and rte_errno is set.
1983  */
1984 struct mlx5_devx_obj *
1985 mlx5_devx_cmd_create_virtq(void *ctx,
1986 			   struct mlx5_devx_virtq_attr *attr)
1987 {
1988 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
1989 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
1990 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1991 						     sizeof(*virtq_obj),
1992 						     0, SOCKET_ID_ANY);
1993 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
1994 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
1995 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
1996 
1997 	if (!virtq_obj) {
1998 		DRV_LOG(ERR, "Failed to allocate virtq data.");
1999 		rte_errno = ENOMEM;
2000 		return NULL;
2001 	}
2002 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2003 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2004 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2005 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2006 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2007 		   attr->hw_available_index);
2008 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2009 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2010 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2011 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2012 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2013 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2014 		   attr->virtio_version_1_0);
2015 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2016 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2017 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2018 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2019 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2020 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2021 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2022 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2023 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2024 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2025 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2026 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2027 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2028 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2029 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2030 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2031 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2032 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2033 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2034 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2035 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2036 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2037 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2038 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2039 						    sizeof(out));
2040 	if (!virtq_obj->obj) {
2041 		rte_errno = errno;
2042 		DRV_LOG(ERR, "Failed to create VIRTQ Obj using DevX.");
2043 		mlx5_free(virtq_obj);
2044 		return NULL;
2045 	}
2046 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2047 	return virtq_obj;
2048 }
2049 
2050 /**
2051  * Modify VIRTQ using DevX API.
2052  *
2053  * @param[in] virtq_obj
2054  *   Pointer to virtq object structure.
2055  * @param [in] attr
2056  *   Pointer to modify virtq attributes structure.
2057  *
2058  * @return
2059  *   0 on success, a negative errno value otherwise and rte_errno is set.
2060  */
2061 int
2062 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2063 			   struct mlx5_devx_virtq_attr *attr)
2064 {
2065 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2066 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2067 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2068 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2069 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2070 	int ret;
2071 
2072 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2073 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2074 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2075 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2076 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2077 	MLX5_SET64(virtio_net_q, virtq, modify_field_select, attr->type);
2078 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2079 	switch (attr->type) {
2080 	case MLX5_VIRTQ_MODIFY_TYPE_STATE:
2081 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2082 		break;
2083 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS:
2084 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2085 			 attr->dirty_bitmap_mkey);
2086 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2087 			 attr->dirty_bitmap_addr);
2088 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2089 			 attr->dirty_bitmap_size);
2090 		break;
2091 	case MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE:
2092 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2093 			 attr->dirty_bitmap_dump_enable);
2094 		break;
2095 	default:
2096 		rte_errno = EINVAL;
2097 		return -rte_errno;
2098 	}
2099 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2100 					 out, sizeof(out));
2101 	if (ret) {
2102 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2103 		rte_errno = errno;
2104 		return -rte_errno;
2105 	}
2106 	return ret;
2107 }
2108 
2109 /**
2110  * Query VIRTQ using DevX API.
2111  *
2112  * @param[in] virtq_obj
2113  *   Pointer to virtq object structure.
2114  * @param [in/out] attr
2115  *   Pointer to virtq attributes structure.
2116  *
2117  * @return
2118  *   0 on success, a negative errno value otherwise and rte_errno is set.
2119  */
2120 int
2121 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2122 			   struct mlx5_devx_virtq_attr *attr)
2123 {
2124 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2125 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2126 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2127 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2128 	int ret;
2129 
2130 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2131 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2132 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2133 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2134 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2135 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2136 					 out, sizeof(out));
2137 	if (ret) {
2138 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2139 		rte_errno = errno;
2140 		return -errno;
2141 	}
2142 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2143 					      hw_available_index);
2144 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2145 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2146 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2147 				      virtio_q_context.error_type);
2148 	return ret;
2149 }
2150 
2151 /**
2152  * Create QP using DevX API.
2153  *
2154  * @param[in] ctx
2155  *   Context returned from mlx5 open_device() glue function.
2156  * @param [in] attr
2157  *   Pointer to QP attributes structure.
2158  *
2159  * @return
2160  *   The DevX object created, NULL otherwise and rte_errno is set.
2161  */
2162 struct mlx5_devx_obj *
2163 mlx5_devx_cmd_create_qp(void *ctx,
2164 			struct mlx5_devx_qp_attr *attr)
2165 {
2166 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2167 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2168 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2169 						   sizeof(*qp_obj),
2170 						   0, SOCKET_ID_ANY);
2171 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2172 
2173 	if (!qp_obj) {
2174 		DRV_LOG(ERR, "Failed to allocate QP data.");
2175 		rte_errno = ENOMEM;
2176 		return NULL;
2177 	}
2178 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2179 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2180 	MLX5_SET(qpc, qpc, pd, attr->pd);
2181 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2182 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2183 	if (attr->uar_index) {
2184 		if (attr->mmo) {
2185 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2186 				in, qpc_extension_and_pas_list);
2187 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2188 				qpc_ext_and_pas_list, qpc_data_extension);
2189 
2190 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2191 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2192 		}
2193 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2194 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2195 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2196 			MLX5_SET(qpc, qpc, log_page_size,
2197 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2198 		if (attr->num_of_send_wqbbs) {
2199 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2200 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2201 			MLX5_SET(qpc, qpc, log_sq_size,
2202 				 rte_log2_u32(attr->num_of_send_wqbbs));
2203 		} else {
2204 			MLX5_SET(qpc, qpc, no_sq, 1);
2205 		}
2206 		if (attr->num_of_receive_wqes) {
2207 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2208 					attr->num_of_receive_wqes));
2209 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2210 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2211 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2212 			MLX5_SET(qpc, qpc, log_rq_size,
2213 				 rte_log2_u32(attr->num_of_receive_wqes));
2214 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2215 		} else {
2216 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2217 		}
2218 		if (attr->dbr_umem_valid) {
2219 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2220 				 attr->dbr_umem_valid);
2221 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2222 		}
2223 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2224 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2225 			   attr->wq_umem_offset);
2226 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2227 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2228 	} else {
2229 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2230 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2231 		MLX5_SET(qpc, qpc, no_sq, 1);
2232 	}
2233 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2234 						 sizeof(out));
2235 	if (!qp_obj->obj) {
2236 		rte_errno = errno;
2237 		DRV_LOG(ERR, "Failed to create QP Obj using DevX.");
2238 		mlx5_free(qp_obj);
2239 		return NULL;
2240 	}
2241 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2242 	return qp_obj;
2243 }
2244 
2245 /**
2246  * Modify QP using DevX API.
2247  * Currently supports only force loop-back QP.
2248  *
2249  * @param[in] qp
2250  *   Pointer to QP object structure.
2251  * @param [in] qp_st_mod_op
2252  *   The QP state modification operation.
2253  * @param [in] remote_qp_id
2254  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2255  *
2256  * @return
2257  *   0 on success, a negative errno value otherwise and rte_errno is set.
2258  */
2259 int
2260 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2261 			      uint32_t remote_qp_id)
2262 {
2263 	union {
2264 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2265 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2266 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2267 	} in;
2268 	union {
2269 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2270 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2271 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2272 	} out;
2273 	void *qpc;
2274 	int ret;
2275 	unsigned int inlen;
2276 	unsigned int outlen;
2277 
2278 	memset(&in, 0, sizeof(in));
2279 	memset(&out, 0, sizeof(out));
2280 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2281 	switch (qp_st_mod_op) {
2282 	case MLX5_CMD_OP_RST2INIT_QP:
2283 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2284 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2285 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2286 		MLX5_SET(qpc, qpc, rre, 1);
2287 		MLX5_SET(qpc, qpc, rwe, 1);
2288 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2289 		inlen = sizeof(in.rst2init);
2290 		outlen = sizeof(out.rst2init);
2291 		break;
2292 	case MLX5_CMD_OP_INIT2RTR_QP:
2293 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2294 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2295 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2296 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2297 		MLX5_SET(qpc, qpc, mtu, 1);
2298 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2299 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2300 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2301 		inlen = sizeof(in.init2rtr);
2302 		outlen = sizeof(out.init2rtr);
2303 		break;
2304 	case MLX5_CMD_OP_RTR2RTS_QP:
2305 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2306 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2307 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2308 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2309 		MLX5_SET(qpc, qpc, retry_count, 7);
2310 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2311 		inlen = sizeof(in.rtr2rts);
2312 		outlen = sizeof(out.rtr2rts);
2313 		break;
2314 	default:
2315 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2316 			qp_st_mod_op);
2317 		rte_errno = EINVAL;
2318 		return -rte_errno;
2319 	}
2320 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2321 	if (ret) {
2322 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2323 		rte_errno = errno;
2324 		return -rte_errno;
2325 	}
2326 	return ret;
2327 }
2328 
2329 struct mlx5_devx_obj *
2330 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2331 {
2332 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2333 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2334 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2335 						       sizeof(*couners_obj), 0,
2336 						       SOCKET_ID_ANY);
2337 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2338 
2339 	if (!couners_obj) {
2340 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2341 		rte_errno = ENOMEM;
2342 		return NULL;
2343 	}
2344 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2345 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2346 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2347 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2348 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2349 						      sizeof(out));
2350 	if (!couners_obj->obj) {
2351 		rte_errno = errno;
2352 		DRV_LOG(ERR, "Failed to create virtio queue counters Obj using"
2353 			" DevX.");
2354 		mlx5_free(couners_obj);
2355 		return NULL;
2356 	}
2357 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2358 	return couners_obj;
2359 }
2360 
2361 int
2362 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2363 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2364 {
2365 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2366 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2367 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2368 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2369 					       virtio_q_counters);
2370 	int ret;
2371 
2372 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2373 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2374 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2375 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2376 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2377 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2378 					sizeof(out));
2379 	if (ret) {
2380 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2381 		rte_errno = errno;
2382 		return -errno;
2383 	}
2384 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2385 					 received_desc);
2386 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2387 					  completed_desc);
2388 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2389 				    error_cqes);
2390 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2391 					 bad_desc_errors);
2392 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2393 					  exceed_max_chain);
2394 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2395 					invalid_buffer);
2396 	return ret;
2397 }
2398 
2399 /**
2400  * Create general object of type FLOW_HIT_ASO using DevX API.
2401  *
2402  * @param[in] ctx
2403  *   Context returned from mlx5 open_device() glue function.
2404  * @param [in] pd
2405  *   PD value to associate the FLOW_HIT_ASO object with.
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_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2412 {
2413 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2414 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2415 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2416 	void *ptr = NULL;
2417 
2418 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2419 				       0, SOCKET_ID_ANY);
2420 	if (!flow_hit_aso_obj) {
2421 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2422 		rte_errno = ENOMEM;
2423 		return NULL;
2424 	}
2425 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2426 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2427 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2428 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2429 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2430 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2431 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2432 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2433 							   out, sizeof(out));
2434 	if (!flow_hit_aso_obj->obj) {
2435 		rte_errno = errno;
2436 		DRV_LOG(ERR, "Failed to create FLOW_HIT_ASO obj using DevX.");
2437 		mlx5_free(flow_hit_aso_obj);
2438 		return NULL;
2439 	}
2440 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2441 	return flow_hit_aso_obj;
2442 }
2443 
2444 /*
2445  * Create PD using DevX API.
2446  *
2447  * @param[in] ctx
2448  *   Context returned from mlx5 open_device() glue function.
2449  *
2450  * @return
2451  *   The DevX object created, NULL otherwise and rte_errno is set.
2452  */
2453 struct mlx5_devx_obj *
2454 mlx5_devx_cmd_alloc_pd(void *ctx)
2455 {
2456 	struct mlx5_devx_obj *ppd =
2457 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2458 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2459 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2460 
2461 	if (!ppd) {
2462 		DRV_LOG(ERR, "Failed to allocate PD data.");
2463 		rte_errno = ENOMEM;
2464 		return NULL;
2465 	}
2466 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2467 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2468 				out, sizeof(out));
2469 	if (!ppd->obj) {
2470 		mlx5_free(ppd);
2471 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2472 		rte_errno = errno;
2473 		return NULL;
2474 	}
2475 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2476 	return ppd;
2477 }
2478 
2479 /**
2480  * Create general object of type FLOW_METER_ASO using DevX API.
2481  *
2482  * @param[in] ctx
2483  *   Context returned from mlx5 open_device() glue function.
2484  * @param [in] pd
2485  *   PD value to associate the FLOW_METER_ASO object with.
2486  * @param [in] log_obj_size
2487  *   log_obj_size define to allocate number of 2 * meters
2488  *   in one FLOW_METER_ASO object.
2489  *
2490  * @return
2491  *   The DevX object created, NULL otherwise and rte_errno is set.
2492  */
2493 struct mlx5_devx_obj *
2494 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2495 						uint32_t log_obj_size)
2496 {
2497 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2498 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2499 	struct mlx5_devx_obj *flow_meter_aso_obj;
2500 	void *ptr;
2501 
2502 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2503 						sizeof(*flow_meter_aso_obj),
2504 						0, SOCKET_ID_ANY);
2505 	if (!flow_meter_aso_obj) {
2506 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2507 		rte_errno = ENOMEM;
2508 		return NULL;
2509 	}
2510 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2511 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2512 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2513 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2514 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2515 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2516 		log_obj_size);
2517 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2518 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2519 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2520 							ctx, in, sizeof(in),
2521 							out, sizeof(out));
2522 	if (!flow_meter_aso_obj->obj) {
2523 		rte_errno = errno;
2524 		DRV_LOG(ERR, "Failed to create FLOW_METER_ASO obj using DevX.");
2525 		mlx5_free(flow_meter_aso_obj);
2526 		return NULL;
2527 	}
2528 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2529 								out, obj_id);
2530 	return flow_meter_aso_obj;
2531 }
2532 
2533 /*
2534  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2535  *
2536  * @param[in] ctx
2537  *   Context returned from mlx5 open_device() glue function.
2538  * @param [in] pd
2539  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2540  * @param [in] log_obj_size
2541  *   log_obj_size to allocate its power of 2 * objects
2542  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2543  *
2544  * @return
2545  *   The DevX object created, NULL otherwise and rte_errno is set.
2546  */
2547 struct mlx5_devx_obj *
2548 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2549 					    uint32_t log_obj_size)
2550 {
2551 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2552 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2553 	struct mlx5_devx_obj *ct_aso_obj;
2554 	void *ptr;
2555 
2556 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2557 				 0, SOCKET_ID_ANY);
2558 	if (!ct_aso_obj) {
2559 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2560 		rte_errno = ENOMEM;
2561 		return NULL;
2562 	}
2563 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2564 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2565 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2566 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2567 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2568 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2569 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2570 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2571 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2572 						     out, sizeof(out));
2573 	if (!ct_aso_obj->obj) {
2574 		rte_errno = errno;
2575 		DRV_LOG(ERR, "Failed to create CONN_TRACK_OFFLOAD obj by using DevX.");
2576 		mlx5_free(ct_aso_obj);
2577 		return NULL;
2578 	}
2579 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2580 	return ct_aso_obj;
2581 }
2582 
2583 /**
2584  * Create general object of type GENEVE TLV option using DevX API.
2585  *
2586  * @param[in] ctx
2587  *   Context returned from mlx5 open_device() glue function.
2588  * @param [in] class
2589  *   TLV option variable value of class
2590  * @param [in] type
2591  *   TLV option variable value of type
2592  * @param [in] len
2593  *   TLV option variable value of len
2594  *
2595  * @return
2596  *   The DevX object created, NULL otherwise and rte_errno is set.
2597  */
2598 struct mlx5_devx_obj *
2599 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2600 		uint16_t class, uint8_t type, uint8_t len)
2601 {
2602 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2603 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2604 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2605 						   sizeof(*geneve_tlv_opt_obj),
2606 						   0, SOCKET_ID_ANY);
2607 
2608 	if (!geneve_tlv_opt_obj) {
2609 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2610 		rte_errno = ENOMEM;
2611 		return NULL;
2612 	}
2613 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2614 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2615 			geneve_tlv_opt);
2616 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2617 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2618 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2619 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2620 	MLX5_SET(geneve_tlv_option, opt, option_class,
2621 			rte_be_to_cpu_16(class));
2622 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2623 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2624 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2625 					sizeof(in), out, sizeof(out));
2626 	if (!geneve_tlv_opt_obj->obj) {
2627 		rte_errno = errno;
2628 		DRV_LOG(ERR, "Failed to create Geneve tlv option "
2629 				"Obj using DevX.");
2630 		mlx5_free(geneve_tlv_opt_obj);
2631 		return NULL;
2632 	}
2633 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2634 	return geneve_tlv_opt_obj;
2635 }
2636 
2637 int
2638 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2639 {
2640 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2641 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2642 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2643 	int rc;
2644 	void *rq_ctx;
2645 
2646 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2647 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2648 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2649 	if (rc) {
2650 		rte_errno = errno;
2651 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2652 			"rc = %d, errno = %d.", rc, errno);
2653 		return -rc;
2654 	};
2655 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2656 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2657 	return 0;
2658 #else
2659 	(void)wq;
2660 	(void)counter_set_id;
2661 	return -ENOTSUP;
2662 #endif
2663 }
2664 
2665 /*
2666  * Allocate queue counters via devx interface.
2667  *
2668  * @param[in] ctx
2669  *   Context returned from mlx5 open_device() glue function.
2670  *
2671  * @return
2672  *   Pointer to counter object on success, a NULL value otherwise and
2673  *   rte_errno is set.
2674  */
2675 struct mlx5_devx_obj *
2676 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2677 {
2678 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2679 						SOCKET_ID_ANY);
2680 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2681 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2682 
2683 	if (!dcs) {
2684 		rte_errno = ENOMEM;
2685 		return NULL;
2686 	}
2687 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2688 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2689 					      sizeof(out));
2690 	if (!dcs->obj) {
2691 		DRV_LOG(DEBUG, "Can't allocate q counter set by DevX - error "
2692 			"%d.", errno);
2693 		rte_errno = errno;
2694 		mlx5_free(dcs);
2695 		return NULL;
2696 	}
2697 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2698 	return dcs;
2699 }
2700 
2701 /**
2702  * Query queue counters values.
2703  *
2704  * @param[in] dcs
2705  *   devx object of the queue counter set.
2706  * @param[in] clear
2707  *   Whether hardware should clear the counters after the query or not.
2708  *  @param[out] out_of_buffers
2709  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2710  *
2711  * @return
2712  *   0 on success, a negative value otherwise.
2713  */
2714 int
2715 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2716 				  uint32_t *out_of_buffers)
2717 {
2718 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2719 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2720 	int rc;
2721 
2722 	MLX5_SET(query_q_counter_in, in, opcode,
2723 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2724 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2725 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2726 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2727 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
2728 				       sizeof(out));
2729 	if (rc) {
2730 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
2731 		rte_errno = rc;
2732 		return -rc;
2733 	}
2734 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
2735 	return 0;
2736 }
2737 
2738 /**
2739  * Create general object of type DEK using DevX API.
2740  *
2741  * @param[in] ctx
2742  *   Context returned from mlx5 open_device() glue function.
2743  * @param [in] attr
2744  *   Pointer to DEK attributes structure.
2745  *
2746  * @return
2747  *   The DevX object created, NULL otherwise and rte_errno is set.
2748  */
2749 struct mlx5_devx_obj *
2750 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
2751 {
2752 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
2753 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2754 	struct mlx5_devx_obj *dek_obj = NULL;
2755 	void *ptr = NULL, *key_addr = NULL;
2756 
2757 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
2758 			      0, SOCKET_ID_ANY);
2759 	if (dek_obj == NULL) {
2760 		DRV_LOG(ERR, "Failed to allocate DEK object data");
2761 		rte_errno = ENOMEM;
2762 		return NULL;
2763 	}
2764 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
2765 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2766 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2767 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2768 		 MLX5_GENERAL_OBJ_TYPE_DEK);
2769 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
2770 	MLX5_SET(dek, ptr, key_size, attr->key_size);
2771 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
2772 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
2773 	MLX5_SET(dek, ptr, pd, attr->pd);
2774 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
2775 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
2776 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2777 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2778 						  out, sizeof(out));
2779 	if (dek_obj->obj == NULL) {
2780 		rte_errno = errno;
2781 		DRV_LOG(ERR, "Failed to create DEK obj using DevX.");
2782 		mlx5_free(dek_obj);
2783 		return NULL;
2784 	}
2785 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2786 	return dek_obj;
2787 }
2788 
2789 /**
2790  * Create general object of type IMPORT_KEK using DevX API.
2791  *
2792  * @param[in] ctx
2793  *   Context returned from mlx5 open_device() glue function.
2794  * @param [in] attr
2795  *   Pointer to IMPORT_KEK attributes structure.
2796  *
2797  * @return
2798  *   The DevX object created, NULL otherwise and rte_errno is set.
2799  */
2800 struct mlx5_devx_obj *
2801 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
2802 				    struct mlx5_devx_import_kek_attr *attr)
2803 {
2804 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
2805 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2806 	struct mlx5_devx_obj *import_kek_obj = NULL;
2807 	void *ptr = NULL, *key_addr = NULL;
2808 
2809 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
2810 				     0, SOCKET_ID_ANY);
2811 	if (import_kek_obj == NULL) {
2812 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
2813 		rte_errno = ENOMEM;
2814 		return NULL;
2815 	}
2816 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
2817 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2818 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2819 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2820 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
2821 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
2822 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
2823 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
2824 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2825 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2826 							 out, sizeof(out));
2827 	if (import_kek_obj->obj == NULL) {
2828 		rte_errno = errno;
2829 		DRV_LOG(ERR, "Failed to create IMPORT_KEK object using DevX.");
2830 		mlx5_free(import_kek_obj);
2831 		return NULL;
2832 	}
2833 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2834 	return import_kek_obj;
2835 }
2836 
2837 /**
2838  * Create general object of type CREDENTIAL using DevX API.
2839  *
2840  * @param[in] ctx
2841  *   Context returned from mlx5 open_device() glue function.
2842  * @param [in] attr
2843  *   Pointer to CREDENTIAL attributes structure.
2844  *
2845  * @return
2846  *   The DevX object created, NULL otherwise and rte_errno is set.
2847  */
2848 struct mlx5_devx_obj *
2849 mlx5_devx_cmd_create_credential_obj(void *ctx,
2850 				    struct mlx5_devx_credential_attr *attr)
2851 {
2852 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
2853 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2854 	struct mlx5_devx_obj *credential_obj = NULL;
2855 	void *ptr = NULL, *credential_addr = NULL;
2856 
2857 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
2858 				     0, SOCKET_ID_ANY);
2859 	if (credential_obj == NULL) {
2860 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
2861 		rte_errno = ENOMEM;
2862 		return NULL;
2863 	}
2864 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
2865 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2866 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2867 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2868 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
2869 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
2870 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
2871 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
2872 	memcpy(credential_addr, (void *)(attr->credential),
2873 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2874 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2875 							 out, sizeof(out));
2876 	if (credential_obj->obj == NULL) {
2877 		rte_errno = errno;
2878 		DRV_LOG(ERR, "Failed to create CREDENTIAL object using DevX.");
2879 		mlx5_free(credential_obj);
2880 		return NULL;
2881 	}
2882 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2883 	return credential_obj;
2884 }
2885 
2886 /**
2887  * Create general object of type CRYPTO_LOGIN using DevX API.
2888  *
2889  * @param[in] ctx
2890  *   Context returned from mlx5 open_device() glue function.
2891  * @param [in] attr
2892  *   Pointer to CRYPTO_LOGIN attributes structure.
2893  *
2894  * @return
2895  *   The DevX object created, NULL otherwise and rte_errno is set.
2896  */
2897 struct mlx5_devx_obj *
2898 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
2899 				      struct mlx5_devx_crypto_login_attr *attr)
2900 {
2901 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
2902 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2903 	struct mlx5_devx_obj *crypto_login_obj = NULL;
2904 	void *ptr = NULL, *credential_addr = NULL;
2905 
2906 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
2907 				       0, SOCKET_ID_ANY);
2908 	if (crypto_login_obj == NULL) {
2909 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
2910 		rte_errno = ENOMEM;
2911 		return NULL;
2912 	}
2913 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
2914 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2915 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2916 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2917 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
2918 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
2919 	MLX5_SET(crypto_login, ptr, credential_pointer,
2920 		 attr->credential_pointer);
2921 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
2922 		 attr->session_import_kek_ptr);
2923 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
2924 	memcpy(credential_addr, (void *)(attr->credential),
2925 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2926 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2927 							   out, sizeof(out));
2928 	if (crypto_login_obj->obj == NULL) {
2929 		rte_errno = errno;
2930 		DRV_LOG(ERR, "Failed to create CRYPTO_LOGIN obj using DevX.");
2931 		mlx5_free(crypto_login_obj);
2932 		return NULL;
2933 	}
2934 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2935 	return crypto_login_obj;
2936 }
2937 
2938 /**
2939  * Query LAG context.
2940  *
2941  * @param[in] ctx
2942  *   Pointer to ibv_context, returned from mlx5dv_open_device.
2943  * @param[out] lag_ctx
2944  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
2945  *
2946  * @return
2947  *   0 on success, a negative value otherwise.
2948  */
2949 int
2950 mlx5_devx_cmd_query_lag(void *ctx,
2951 			struct mlx5_devx_lag_context *lag_ctx)
2952 {
2953 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
2954 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
2955 	void *lctx;
2956 	int rc;
2957 
2958 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
2959 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
2960 	if (rc)
2961 		goto error;
2962 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
2963 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
2964 					       fdb_selection_mode);
2965 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
2966 					       port_select_mode);
2967 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
2968 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
2969 						tx_remap_affinity_2);
2970 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
2971 						tx_remap_affinity_1);
2972 	return 0;
2973 error:
2974 	rc = (rc > 0) ? -rc : rc;
2975 	return rc;
2976 }
2977