xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 665b49c51639a10c553433bc2bcd85c7331c631e)
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 /* FW writes status value to the OUT buffer at offset 00H */
17 #define MLX5_FW_STATUS(o) MLX5_GET(general_obj_out_cmd_hdr, (o), status)
18 /* FW writes syndrome value to the OUT buffer at offset 04H */
19 #define MLX5_FW_SYNDROME(o) MLX5_GET(general_obj_out_cmd_hdr, (o), syndrome)
20 
21 #define MLX5_DEVX_ERR_RC(x) ((x) > 0 ? -(x) : ((x) < 0 ? (x) : -1))
22 
23 #define DEVX_DRV_LOG(level, out, reason, param, value)				\
24 do {										\
25 	/*									\
26 	 * Some (old) GCC compilers like 7.5.0 and aarch64 GCC 7.1-2017.08	\
27 	 * do not expand correctly when the macro invoked when the `param`	\
28 	 * is `NULL`.								\
29 	 * Use `local_param` to avoid direct `NULL` expansion.			\
30 	 */									\
31 	const char *local_param = (const char *)param; 				\
32 										\
33 	rte_errno = errno;							\
34 	if (!local_param) {							\
35 		DRV_LOG(level,							\
36 			"DevX %s failed errno=%d status=%#x syndrome=%#x",	\
37 			(reason), errno, MLX5_FW_STATUS((out)),			\
38 			MLX5_FW_SYNDROME((out)));				\
39 	} else {								\
40 		DRV_LOG(level,							\
41 			"DevX %s %s=%#X failed errno=%d status=%#x syndrome=%#x",\
42 			(reason), local_param, (value), errno,         		\
43 			MLX5_FW_STATUS((out)), MLX5_FW_SYNDROME((out)));	\
44 	}									\
45 } while (0)
46 
47 static void *
48 mlx5_devx_get_hca_cap(void *ctx, uint32_t *in, uint32_t *out,
49 		      int *err, uint32_t flags)
50 {
51 	const size_t size_in = MLX5_ST_SZ_DW(query_hca_cap_in) * sizeof(int);
52 	const size_t size_out = MLX5_ST_SZ_DW(query_hca_cap_out) * sizeof(int);
53 	int rc;
54 
55 	memset(in, 0, size_in);
56 	memset(out, 0, size_out);
57 	MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP);
58 	MLX5_SET(query_hca_cap_in, in, op_mod, flags);
59 	rc = mlx5_glue->devx_general_cmd(ctx, in, size_in, out, size_out);
60 	if (rc || MLX5_FW_STATUS(out)) {
61 		DEVX_DRV_LOG(ERR, out, "HCA capabilities", "func", flags >> 1);
62 		if (err)
63 			*err = MLX5_DEVX_ERR_RC(rc);
64 		return NULL;
65 	}
66 	if (err)
67 		*err = 0;
68 	return MLX5_ADDR_OF(query_hca_cap_out, out, capability);
69 }
70 
71 /**
72  * Perform read access to the registers. Reads data from register
73  * and writes ones to the specified buffer.
74  *
75  * @param[in] ctx
76  *   Context returned from mlx5 open_device() glue function.
77  * @param[in] reg_id
78  *   Register identifier according to the PRM.
79  * @param[in] arg
80  *   Register access auxiliary parameter according to the PRM.
81  * @param[out] data
82  *   Pointer to the buffer to store read data.
83  * @param[in] dw_cnt
84  *   Buffer size in double words.
85  *
86  * @return
87  *   0 on success, a negative value otherwise.
88  */
89 int
90 mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id, uint32_t arg,
91 			    uint32_t *data, uint32_t dw_cnt)
92 {
93 	uint32_t in[MLX5_ST_SZ_DW(access_register_in)]   = {0};
94 	uint32_t out[MLX5_ST_SZ_DW(access_register_out) +
95 		     MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
96 	int rc;
97 
98 	MLX5_ASSERT(data && dw_cnt);
99 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
100 	if (dw_cnt  > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
101 		DRV_LOG(ERR, "Not enough  buffer for register read data");
102 		return -1;
103 	}
104 	MLX5_SET(access_register_in, in, opcode,
105 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
106 	MLX5_SET(access_register_in, in, op_mod,
107 					MLX5_ACCESS_REGISTER_IN_OP_MOD_READ);
108 	MLX5_SET(access_register_in, in, register_id, reg_id);
109 	MLX5_SET(access_register_in, in, argument, arg);
110 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out,
111 					 MLX5_ST_SZ_BYTES(access_register_out) +
112 					 sizeof(uint32_t) * dw_cnt);
113 	if (rc || MLX5_FW_STATUS(out)) {
114 		DEVX_DRV_LOG(DEBUG, out, "read access", "NIC register", reg_id);
115 		return MLX5_DEVX_ERR_RC(rc);
116 	}
117 	memcpy(data, &out[MLX5_ST_SZ_DW(access_register_out)],
118 	       dw_cnt * sizeof(uint32_t));
119 	return 0;
120 }
121 
122 /**
123  * Perform write access to the registers.
124  *
125  * @param[in] ctx
126  *   Context returned from mlx5 open_device() glue function.
127  * @param[in] reg_id
128  *   Register identifier according to the PRM.
129  * @param[in] arg
130  *   Register access auxiliary parameter according to the PRM.
131  * @param[out] data
132  *   Pointer to the buffer containing data to write.
133  * @param[in] dw_cnt
134  *   Buffer size in double words (32bit units).
135  *
136  * @return
137  *   0 on success, a negative value otherwise.
138  */
139 int
140 mlx5_devx_cmd_register_write(void *ctx, uint16_t reg_id, uint32_t arg,
141 			     uint32_t *data, uint32_t dw_cnt)
142 {
143 	uint32_t in[MLX5_ST_SZ_DW(access_register_in) +
144 		    MLX5_ACCESS_REGISTER_DATA_DWORD_MAX] = {0};
145 	uint32_t out[MLX5_ST_SZ_DW(access_register_out)] = {0};
146 	int rc;
147 	void *ptr;
148 
149 	MLX5_ASSERT(data && dw_cnt);
150 	MLX5_ASSERT(dw_cnt <= MLX5_ACCESS_REGISTER_DATA_DWORD_MAX);
151 	if (dw_cnt > MLX5_ACCESS_REGISTER_DATA_DWORD_MAX) {
152 		DRV_LOG(ERR, "Data to write exceeds max size");
153 		return -1;
154 	}
155 	MLX5_SET(access_register_in, in, opcode,
156 		 MLX5_CMD_OP_ACCESS_REGISTER_USER);
157 	MLX5_SET(access_register_in, in, op_mod,
158 		 MLX5_ACCESS_REGISTER_IN_OP_MOD_WRITE);
159 	MLX5_SET(access_register_in, in, register_id, reg_id);
160 	MLX5_SET(access_register_in, in, argument, arg);
161 	ptr = MLX5_ADDR_OF(access_register_in, in, register_data);
162 	memcpy(ptr, data, dw_cnt * sizeof(uint32_t));
163 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
164 	if (rc || MLX5_FW_STATUS(out)) {
165 		DEVX_DRV_LOG(ERR, out, "write access", "NIC register", reg_id);
166 		return MLX5_DEVX_ERR_RC(rc);
167 	}
168 	rc = mlx5_glue->devx_general_cmd(ctx, in,
169 					 MLX5_ST_SZ_BYTES(access_register_in) +
170 					 dw_cnt * sizeof(uint32_t),
171 					 out, sizeof(out));
172 	if (rc || MLX5_FW_STATUS(out)) {
173 		DEVX_DRV_LOG(ERR, out, "write access", "NIC register", reg_id);
174 		return MLX5_DEVX_ERR_RC(rc);
175 	}
176 	return 0;
177 }
178 
179 struct mlx5_devx_obj *
180 mlx5_devx_cmd_flow_counter_alloc_general(void *ctx,
181 		struct mlx5_devx_counter_attr *attr)
182 {
183 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs),
184 						0, SOCKET_ID_ANY);
185 	uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
186 	uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
187 
188 	if (!dcs) {
189 		rte_errno = ENOMEM;
190 		return NULL;
191 	}
192 	MLX5_SET(alloc_flow_counter_in, in, opcode,
193 		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
194 	if (attr->bulk_log_max_alloc)
195 		MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk_log_size,
196 			 attr->flow_counter_bulk_log_size);
197 	else
198 		MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk,
199 			 attr->bulk_n_128);
200 	if (attr->pd_valid)
201 		MLX5_SET(alloc_flow_counter_in, in, pd, attr->pd);
202 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
203 					      sizeof(in), out, sizeof(out));
204 	if (!dcs->obj) {
205 		DRV_LOG(ERR, "Can't allocate counters - error %d", errno);
206 		rte_errno = errno;
207 		mlx5_free(dcs);
208 		return NULL;
209 	}
210 	dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
211 	return dcs;
212 }
213 
214 /**
215  * Allocate flow counters via devx interface.
216  *
217  * @param[in] ctx
218  *   Context returned from mlx5 open_device() glue function.
219  * @param dcs
220  *   Pointer to counters properties structure to be filled by the routine.
221  * @param bulk_n_128
222  *   Bulk counter numbers in 128 counters units.
223  *
224  * @return
225  *   Pointer to counter object on success, a negative value otherwise and
226  *   rte_errno is set.
227  */
228 struct mlx5_devx_obj *
229 mlx5_devx_cmd_flow_counter_alloc(void *ctx, uint32_t bulk_n_128)
230 {
231 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs),
232 						0, SOCKET_ID_ANY);
233 	uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
234 	uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
235 
236 	if (!dcs) {
237 		rte_errno = ENOMEM;
238 		return NULL;
239 	}
240 	MLX5_SET(alloc_flow_counter_in, in, opcode,
241 		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
242 	MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128);
243 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
244 					      sizeof(in), out, sizeof(out));
245 	if (!dcs->obj) {
246 		DEVX_DRV_LOG(ERR, out, "allocate counters", NULL, 0);
247 		mlx5_free(dcs);
248 		return NULL;
249 	}
250 	dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
251 	return dcs;
252 }
253 
254 /**
255  * Query flow counters values.
256  *
257  * @param[in] dcs
258  *   devx object that was obtained from mlx5_devx_cmd_fc_alloc.
259  * @param[in] clear
260  *   Whether hardware should clear the counters after the query or not.
261  * @param[in] n_counters
262  *   0 in case of 1 counter to read, otherwise the counter number to read.
263  *  @param pkts
264  *   The number of packets that matched the flow.
265  *  @param bytes
266  *    The number of bytes that matched the flow.
267  *  @param mkey
268  *   The mkey key for batch query.
269  *  @param addr
270  *    The address in the mkey range for batch query.
271  *  @param cmd_comp
272  *   The completion object for asynchronous batch query.
273  *  @param async_id
274  *    The ID to be returned in the asynchronous batch query response.
275  *
276  * @return
277  *   0 on success, a negative value otherwise.
278  */
279 int
280 mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
281 				 int clear, uint32_t n_counters,
282 				 uint64_t *pkts, uint64_t *bytes,
283 				 uint32_t mkey, void *addr,
284 				 void *cmd_comp,
285 				 uint64_t async_id)
286 {
287 	int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) +
288 			MLX5_ST_SZ_BYTES(traffic_counter);
289 	uint32_t out[out_len];
290 	uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
291 	void *stats;
292 	int rc;
293 
294 	MLX5_SET(query_flow_counter_in, in, opcode,
295 		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
296 	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
297 	MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id);
298 	MLX5_SET(query_flow_counter_in, in, clear, !!clear);
299 
300 	if (n_counters) {
301 		MLX5_SET(query_flow_counter_in, in, num_of_counters,
302 			 n_counters);
303 		MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1);
304 		MLX5_SET(query_flow_counter_in, in, mkey, mkey);
305 		MLX5_SET64(query_flow_counter_in, in, address,
306 			   (uint64_t)(uintptr_t)addr);
307 	}
308 	if (!cmd_comp)
309 		rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
310 					       out_len);
311 	else
312 		rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in),
313 						     out_len, async_id,
314 						     cmd_comp);
315 	if (rc) {
316 		DRV_LOG(ERR, "Failed to query devx counters with rc %d", rc);
317 		rte_errno = rc;
318 		return -rc;
319 	}
320 	if (!n_counters) {
321 		stats = MLX5_ADDR_OF(query_flow_counter_out,
322 				     out, flow_statistics);
323 		*pkts = MLX5_GET64(traffic_counter, stats, packets);
324 		*bytes = MLX5_GET64(traffic_counter, stats, octets);
325 	}
326 	return 0;
327 }
328 
329 /**
330  * Create a new mkey.
331  *
332  * @param[in] ctx
333  *   Context returned from mlx5 open_device() glue function.
334  * @param[in] attr
335  *   Attributes of the requested mkey.
336  *
337  * @return
338  *   Pointer to Devx mkey on success, a negative value otherwise and rte_errno
339  *   is set.
340  */
341 struct mlx5_devx_obj *
342 mlx5_devx_cmd_mkey_create(void *ctx,
343 			  struct mlx5_devx_mkey_attr *attr)
344 {
345 	struct mlx5_klm *klm_array = attr->klm_array;
346 	int klm_num = attr->klm_num;
347 	int in_size_dw = MLX5_ST_SZ_DW(create_mkey_in) +
348 		     (klm_num ? RTE_ALIGN(klm_num, 4) : 0) * MLX5_ST_SZ_DW(klm);
349 	uint32_t in[in_size_dw];
350 	uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
351 	void *mkc;
352 	struct mlx5_devx_obj *mkey = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*mkey),
353 						 0, SOCKET_ID_ANY);
354 	size_t pgsize;
355 	uint32_t translation_size;
356 
357 	if (!mkey) {
358 		rte_errno = ENOMEM;
359 		return NULL;
360 	}
361 	memset(in, 0, in_size_dw * 4);
362 	pgsize = rte_mem_page_size();
363 	if (pgsize == (size_t)-1) {
364 		mlx5_free(mkey);
365 		DRV_LOG(ERR, "Failed to get page size");
366 		rte_errno = ENOMEM;
367 		return NULL;
368 	}
369 	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
370 	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
371 	if (klm_num > 0) {
372 		int i;
373 		uint8_t *klm = (uint8_t *)MLX5_ADDR_OF(create_mkey_in, in,
374 						       klm_pas_mtt);
375 		translation_size = RTE_ALIGN(klm_num, 4);
376 		for (i = 0; i < klm_num; i++) {
377 			MLX5_SET(klm, klm, byte_count, klm_array[i].byte_count);
378 			MLX5_SET(klm, klm, mkey, klm_array[i].mkey);
379 			MLX5_SET64(klm, klm, address, klm_array[i].address);
380 			klm += MLX5_ST_SZ_BYTES(klm);
381 		}
382 		for (; i < (int)translation_size; i++) {
383 			MLX5_SET(klm, klm, mkey, 0x0);
384 			MLX5_SET64(klm, klm, address, 0x0);
385 			klm += MLX5_ST_SZ_BYTES(klm);
386 		}
387 		MLX5_SET(mkc, mkc, access_mode_1_0, attr->log_entity_size ?
388 			 MLX5_MKC_ACCESS_MODE_KLM_FBS :
389 			 MLX5_MKC_ACCESS_MODE_KLM);
390 		MLX5_SET(mkc, mkc, log_page_size, attr->log_entity_size);
391 	} else {
392 		translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16;
393 		MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
394 		MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize));
395 	}
396 	MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
397 		 translation_size);
398 	MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id);
399 	MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access);
400 	MLX5_SET(mkc, mkc, lw, 0x1);
401 	MLX5_SET(mkc, mkc, lr, 0x1);
402 	if (attr->set_remote_rw) {
403 		MLX5_SET(mkc, mkc, rw, 0x1);
404 		MLX5_SET(mkc, mkc, rr, 0x1);
405 	}
406 	MLX5_SET(mkc, mkc, qpn, 0xffffff);
407 	MLX5_SET(mkc, mkc, pd, attr->pd);
408 	MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
409 	MLX5_SET(mkc, mkc, umr_en, attr->umr_en);
410 	MLX5_SET(mkc, mkc, translations_octword_size, translation_size);
411 	MLX5_SET(mkc, mkc, relaxed_ordering_write,
412 		 attr->relaxed_ordering_write);
413 	MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read);
414 	MLX5_SET64(mkc, mkc, start_addr, attr->addr);
415 	MLX5_SET64(mkc, mkc, len, attr->size);
416 	MLX5_SET(mkc, mkc, crypto_en, attr->crypto_en);
417 	if (attr->crypto_en) {
418 		MLX5_SET(mkc, mkc, bsf_en, attr->crypto_en);
419 		MLX5_SET(mkc, mkc, bsf_octword_size, 4);
420 	}
421 	mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out,
422 					       sizeof(out));
423 	if (!mkey->obj) {
424 		DEVX_DRV_LOG(ERR, out, klm_num ? "create indirect mkey"
425 					       : "create direct key", NULL, 0);
426 		mlx5_free(mkey);
427 		return NULL;
428 	}
429 	mkey->id = MLX5_GET(create_mkey_out, out, mkey_index);
430 	mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF);
431 	return mkey;
432 }
433 
434 /**
435  * Get status of devx command response.
436  * Mainly used for asynchronous commands.
437  *
438  * @param[in] out
439  *   The out response buffer.
440  *
441  * @return
442  *   0 on success, non-zero value otherwise.
443  */
444 int
445 mlx5_devx_get_out_command_status(void *out)
446 {
447 	int status;
448 
449 	if (!out)
450 		return -EINVAL;
451 	status = MLX5_GET(query_flow_counter_out, out, status);
452 	if (status) {
453 		int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
454 
455 		DRV_LOG(ERR, "Bad DevX status %x, syndrome = %x", status,
456 			syndrome);
457 	}
458 	return status;
459 }
460 
461 /**
462  * Destroy any object allocated by a Devx API.
463  *
464  * @param[in] obj
465  *   Pointer to a general object.
466  *
467  * @return
468  *   0 on success, a negative value otherwise.
469  */
470 int
471 mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj)
472 {
473 	int ret;
474 
475 	if (!obj)
476 		return 0;
477 	ret =  mlx5_glue->devx_obj_destroy(obj->obj);
478 	mlx5_free(obj);
479 	return ret;
480 }
481 
482 /**
483  * Query NIC vport context.
484  * Fills minimal inline attribute.
485  *
486  * @param[in] ctx
487  *   ibv contexts returned from mlx5dv_open_device.
488  * @param[in] vport
489  *   vport index
490  * @param[out] attr
491  *   Attributes device values.
492  *
493  * @return
494  *   0 on success, a negative value otherwise.
495  */
496 static int
497 mlx5_devx_cmd_query_nic_vport_context(void *ctx,
498 				      unsigned int vport,
499 				      struct mlx5_hca_attr *attr)
500 {
501 	uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
502 	uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0};
503 	void *vctx;
504 	int rc;
505 
506 	/* Query NIC vport context to determine inline mode. */
507 	MLX5_SET(query_nic_vport_context_in, in, opcode,
508 		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
509 	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
510 	if (vport)
511 		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
512 	rc = mlx5_glue->devx_general_cmd(ctx,
513 					 in, sizeof(in),
514 					 out, sizeof(out));
515 	if (rc || MLX5_FW_STATUS(out)) {
516 		DEVX_DRV_LOG(ERR, out, "query NIC vport context", NULL, 0);
517 		return MLX5_DEVX_ERR_RC(rc);
518 	}
519 	vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
520 			    nic_vport_context);
521 	attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
522 					   min_wqe_inline_mode);
523 	return 0;
524 }
525 
526 /**
527  * Query NIC vDPA attributes.
528  *
529  * @param[in] ctx
530  *   Context returned from mlx5 open_device() glue function.
531  * @param[out] vdpa_attr
532  *   vDPA Attributes structure to fill.
533  */
534 static void
535 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx,
536 				  struct mlx5_hca_vdpa_attr *vdpa_attr)
537 {
538 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
539 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
540 	void *hcattr;
541 
542 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, NULL,
543 			MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION |
544 			MLX5_HCA_CAP_OPMOD_GET_CUR);
545 	if (!hcattr) {
546 		RTE_LOG(DEBUG, PMD, "Failed to query devx VDPA capabilities");
547 		vdpa_attr->valid = 0;
548 	} else {
549 		vdpa_attr->valid = 1;
550 		vdpa_attr->desc_tunnel_offload_type =
551 			MLX5_GET(virtio_emulation_cap, hcattr,
552 				 desc_tunnel_offload_type);
553 		vdpa_attr->eth_frame_offload_type =
554 			MLX5_GET(virtio_emulation_cap, hcattr,
555 				 eth_frame_offload_type);
556 		vdpa_attr->virtio_version_1_0 =
557 			MLX5_GET(virtio_emulation_cap, hcattr,
558 				 virtio_version_1_0);
559 		vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr,
560 					       tso_ipv4);
561 		vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr,
562 					       tso_ipv6);
563 		vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
564 					      tx_csum);
565 		vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
566 					      rx_csum);
567 		vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr,
568 						 event_mode);
569 		vdpa_attr->virtio_queue_type =
570 			MLX5_GET(virtio_emulation_cap, hcattr,
571 				 virtio_queue_type);
572 		vdpa_attr->log_doorbell_stride =
573 			MLX5_GET(virtio_emulation_cap, hcattr,
574 				 log_doorbell_stride);
575 		vdpa_attr->vnet_modify_ext =
576 			MLX5_GET(virtio_emulation_cap, hcattr,
577 				 vnet_modify_ext);
578 		vdpa_attr->virtio_net_q_addr_modify =
579 			MLX5_GET(virtio_emulation_cap, hcattr,
580 				 virtio_net_q_addr_modify);
581 		vdpa_attr->virtio_q_index_modify =
582 			MLX5_GET(virtio_emulation_cap, hcattr,
583 				 virtio_q_index_modify);
584 		vdpa_attr->log_doorbell_bar_size =
585 			MLX5_GET(virtio_emulation_cap, hcattr,
586 				 log_doorbell_bar_size);
587 		vdpa_attr->doorbell_bar_offset =
588 			MLX5_GET64(virtio_emulation_cap, hcattr,
589 				   doorbell_bar_offset);
590 		vdpa_attr->max_num_virtio_queues =
591 			MLX5_GET(virtio_emulation_cap, hcattr,
592 				 max_num_virtio_queues);
593 		vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr,
594 						 umem_1_buffer_param_a);
595 		vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr,
596 						 umem_1_buffer_param_b);
597 		vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr,
598 						 umem_2_buffer_param_a);
599 		vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr,
600 						 umem_2_buffer_param_b);
601 		vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr,
602 						 umem_3_buffer_param_a);
603 		vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr,
604 						 umem_3_buffer_param_b);
605 	}
606 }
607 
608 int
609 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
610 				  struct mlx5_ext_sample_id *ids,
611 				  uint32_t num, uint8_t *anchor)
612 {
613 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
614 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
615 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
616 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
617 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
618 	int ret;
619 	uint32_t idx = 0;
620 	uint32_t i;
621 
622 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
623 		rte_errno = EINVAL;
624 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
625 		return -rte_errno;
626 	}
627 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
628 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
629 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
630 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
631 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
632 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
633 					out, sizeof(out));
634 	if (ret) {
635 		rte_errno = ret;
636 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
637 			(void *)flex_obj);
638 		return -rte_errno;
639 	}
640 	if (anchor)
641 		*anchor = MLX5_GET(parse_graph_flex, flex, head_anchor_id);
642 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM && idx <= num; i++) {
643 		void *s_off = (void *)((char *)sample + i *
644 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
645 		uint32_t en;
646 
647 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
648 			      flow_match_sample_en);
649 		if (!en)
650 			continue;
651 		ids[idx++].id = MLX5_GET(parse_graph_flow_match_sample, s_off,
652 					 flow_match_sample_field_id);
653 	}
654 	if (num != idx) {
655 		rte_errno = EINVAL;
656 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
657 		return -rte_errno;
658 	}
659 	return ret;
660 }
661 
662 struct mlx5_devx_obj *
663 mlx5_devx_cmd_create_flex_parser(void *ctx,
664 				 struct mlx5_devx_graph_node_attr *data)
665 {
666 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
667 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
668 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
669 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
670 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
671 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
672 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
673 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
674 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
675 	uint32_t i;
676 
677 	if (!parse_flex_obj) {
678 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
679 		rte_errno = ENOMEM;
680 		return NULL;
681 	}
682 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
683 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
684 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
685 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
686 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
687 		 data->header_length_mode);
688 	MLX5_SET64(parse_graph_flex, flex, modify_field_select,
689 		   data->modify_field_select);
690 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
691 		 data->header_length_base_value);
692 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
693 		 data->header_length_field_offset);
694 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
695 		 data->header_length_field_shift);
696 	MLX5_SET(parse_graph_flex, flex, next_header_field_offset,
697 		 data->next_header_field_offset);
698 	MLX5_SET(parse_graph_flex, flex, next_header_field_size,
699 		 data->next_header_field_size);
700 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
701 		 data->header_length_field_mask);
702 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
703 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
704 		void *s_off = (void *)((char *)sample + i *
705 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
706 
707 		if (!s->flow_match_sample_en)
708 			continue;
709 		MLX5_SET(parse_graph_flow_match_sample, s_off,
710 			 flow_match_sample_en, !!s->flow_match_sample_en);
711 		MLX5_SET(parse_graph_flow_match_sample, s_off,
712 			 flow_match_sample_field_offset,
713 			 s->flow_match_sample_field_offset);
714 		MLX5_SET(parse_graph_flow_match_sample, s_off,
715 			 flow_match_sample_offset_mode,
716 			 s->flow_match_sample_offset_mode);
717 		MLX5_SET(parse_graph_flow_match_sample, s_off,
718 			 flow_match_sample_field_offset_mask,
719 			 s->flow_match_sample_field_offset_mask);
720 		MLX5_SET(parse_graph_flow_match_sample, s_off,
721 			 flow_match_sample_field_offset_shift,
722 			 s->flow_match_sample_field_offset_shift);
723 		MLX5_SET(parse_graph_flow_match_sample, s_off,
724 			 flow_match_sample_field_base_offset,
725 			 s->flow_match_sample_field_base_offset);
726 		MLX5_SET(parse_graph_flow_match_sample, s_off,
727 			 flow_match_sample_tunnel_mode,
728 			 s->flow_match_sample_tunnel_mode);
729 	}
730 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
731 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
732 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
733 		void *in_off = (void *)((char *)in_arc + i *
734 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
735 		void *out_off = (void *)((char *)out_arc + i *
736 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
737 
738 		if (ia->arc_parse_graph_node != 0) {
739 			MLX5_SET(parse_graph_arc, in_off,
740 				 compare_condition_value,
741 				 ia->compare_condition_value);
742 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
743 				 ia->start_inner_tunnel);
744 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
745 				 ia->arc_parse_graph_node);
746 			MLX5_SET(parse_graph_arc, in_off,
747 				 parse_graph_node_handle,
748 				 ia->parse_graph_node_handle);
749 		}
750 		if (oa->arc_parse_graph_node != 0) {
751 			MLX5_SET(parse_graph_arc, out_off,
752 				 compare_condition_value,
753 				 oa->compare_condition_value);
754 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
755 				 oa->start_inner_tunnel);
756 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
757 				 oa->arc_parse_graph_node);
758 			MLX5_SET(parse_graph_arc, out_off,
759 				 parse_graph_node_handle,
760 				 oa->parse_graph_node_handle);
761 		}
762 	}
763 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
764 							 out, sizeof(out));
765 	if (!parse_flex_obj->obj) {
766 		DEVX_DRV_LOG(ERR, out, "create FLEX PARSE GRAPH", NULL, 0);
767 		mlx5_free(parse_flex_obj);
768 		return NULL;
769 	}
770 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
771 	return parse_flex_obj;
772 }
773 
774 static int
775 mlx5_devx_cmd_query_hca_parse_graph_node_cap
776 	(void *ctx, struct mlx5_hca_flex_attr *attr)
777 {
778 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
779 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
780 	void *hcattr;
781 	int rc;
782 
783 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
784 			MLX5_GET_HCA_CAP_OP_MOD_PARSE_GRAPH_NODE_CAP |
785 			MLX5_HCA_CAP_OPMOD_GET_CUR);
786 	if (!hcattr)
787 		return rc;
788 	attr->node_in = MLX5_GET(parse_graph_node_cap, hcattr, node_in);
789 	attr->node_out = MLX5_GET(parse_graph_node_cap, hcattr, node_out);
790 	attr->header_length_mode = MLX5_GET(parse_graph_node_cap, hcattr,
791 					    header_length_mode);
792 	attr->sample_offset_mode = MLX5_GET(parse_graph_node_cap, hcattr,
793 					    sample_offset_mode);
794 	attr->max_num_arc_in = MLX5_GET(parse_graph_node_cap, hcattr,
795 					max_num_arc_in);
796 	attr->max_num_arc_out = MLX5_GET(parse_graph_node_cap, hcattr,
797 					 max_num_arc_out);
798 	attr->max_num_sample = MLX5_GET(parse_graph_node_cap, hcattr,
799 					max_num_sample);
800 	attr->anchor_en = MLX5_GET(parse_graph_node_cap, hcattr, anchor_en);
801 	attr->ext_sample_id = MLX5_GET(parse_graph_node_cap, hcattr, ext_sample_id);
802 	attr->sample_tunnel_inner2 = MLX5_GET(parse_graph_node_cap, hcattr,
803 					      sample_tunnel_inner2);
804 	attr->zero_size_supported = MLX5_GET(parse_graph_node_cap, hcattr,
805 					     zero_size_supported);
806 	attr->sample_id_in_out = MLX5_GET(parse_graph_node_cap, hcattr,
807 					  sample_id_in_out);
808 	attr->max_base_header_length = MLX5_GET(parse_graph_node_cap, hcattr,
809 						max_base_header_length);
810 	attr->max_sample_base_offset = MLX5_GET(parse_graph_node_cap, hcattr,
811 						max_sample_base_offset);
812 	attr->max_next_header_offset = MLX5_GET(parse_graph_node_cap, hcattr,
813 						max_next_header_offset);
814 	attr->header_length_mask_width = MLX5_GET(parse_graph_node_cap, hcattr,
815 						  header_length_mask_width);
816 	/* Get the max supported samples from HCA CAP 2 */
817 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
818 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
819 			MLX5_HCA_CAP_OPMOD_GET_CUR);
820 	if (!hcattr)
821 		return rc;
822 	attr->max_num_prog_sample =
823 		MLX5_GET(cmd_hca_cap_2, hcattr,	max_num_prog_sample_field);
824 	return 0;
825 }
826 
827 static int
828 mlx5_devx_query_pkt_integrity_match(void *hcattr)
829 {
830 	return MLX5_GET(flow_table_nic_cap, hcattr,
831 			ft_field_support_2_nic_receive.inner_l3_ok) &&
832 	       MLX5_GET(flow_table_nic_cap, hcattr,
833 			ft_field_support_2_nic_receive.inner_l4_ok) &&
834 	       MLX5_GET(flow_table_nic_cap, hcattr,
835 			ft_field_support_2_nic_receive.outer_l3_ok) &&
836 	       MLX5_GET(flow_table_nic_cap, hcattr,
837 			ft_field_support_2_nic_receive.outer_l4_ok) &&
838 	       MLX5_GET(flow_table_nic_cap, hcattr,
839 			ft_field_support_2_nic_receive
840 				.inner_ipv4_checksum_ok) &&
841 	       MLX5_GET(flow_table_nic_cap, hcattr,
842 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
843 	       MLX5_GET(flow_table_nic_cap, hcattr,
844 			ft_field_support_2_nic_receive
845 				.outer_ipv4_checksum_ok) &&
846 	       MLX5_GET(flow_table_nic_cap, hcattr,
847 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
848 }
849 
850 /**
851  * Query HCA attributes.
852  * Using those attributes we can check on run time if the device
853  * is having the required capabilities.
854  *
855  * @param[in] ctx
856  *   Context returned from mlx5 open_device() glue function.
857  * @param[out] attr
858  *   Attributes device values.
859  *
860  * @return
861  *   0 on success, a negative value otherwise.
862  */
863 int
864 mlx5_devx_cmd_query_hca_attr(void *ctx,
865 			     struct mlx5_hca_attr *attr)
866 {
867 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
868 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
869 	bool hca_cap_2_sup;
870 	uint64_t general_obj_types_supported = 0;
871 	void *hcattr;
872 	int rc, i;
873 
874 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
875 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
876 			MLX5_HCA_CAP_OPMOD_GET_CUR);
877 	if (!hcattr)
878 		return rc;
879 	hca_cap_2_sup = MLX5_GET(cmd_hca_cap, hcattr, hca_cap_2);
880 	attr->max_wqe_sz_sq = MLX5_GET(cmd_hca_cap, hcattr, max_wqe_sz_sq);
881 	attr->flow_counter_bulk_alloc_bitmap =
882 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
883 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
884 					    flow_counters_dump);
885 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
886 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
887 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
888 					  log_max_rqt_size);
889 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
890 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
891 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
892 						log_max_hairpin_queues);
893 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
894 						    log_max_hairpin_wq_data_sz);
895 	attr->log_max_hairpin_num_packets = MLX5_GET
896 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
897 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
898 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
899 						relaxed_ordering_write);
900 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
901 					       relaxed_ordering_read);
902 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
903 					      access_register_user);
904 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
905 					  eth_net_offloads);
906 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
907 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
908 					       flex_parser_protocols);
909 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
910 			max_geneve_tlv_options);
911 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
912 			max_geneve_tlv_option_data_len);
913 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
914 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
915 					 general_obj_types) &
916 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
917 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
918 					 general_obj_types) &
919 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
920 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
921 							general_obj_types) &
922 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
923 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
924 					 general_obj_types) &
925 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
926 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
927 					  wqe_index_ignore_cap);
928 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
929 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
930 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
931 					      log_max_static_sq_wq);
932 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
933 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
934 				      device_frequency_khz);
935 	attr->scatter_fcs_w_decap_disable =
936 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
937 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
938 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
939 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
940 	attr->steering_format_version =
941 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
942 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
943 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
944 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
945 					       regexp_num_of_engines);
946 	/* Read the general_obj_types bitmap and extract the relevant bits. */
947 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
948 						 general_obj_types);
949 	attr->vdpa.valid = !!(general_obj_types_supported &
950 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
951 	attr->vdpa.queue_counters_valid =
952 			!!(general_obj_types_supported &
953 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
954 	attr->parse_graph_flex_node =
955 			!!(general_obj_types_supported &
956 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
957 	attr->flow_hit_aso = !!(general_obj_types_supported &
958 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
959 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
960 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
961 	attr->dek = !!(general_obj_types_supported &
962 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
963 	attr->import_kek = !!(general_obj_types_supported &
964 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
965 	attr->credential = !!(general_obj_types_supported &
966 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
967 	attr->crypto_login = !!(general_obj_types_supported &
968 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
969 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
970 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
971 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
972 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
973 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
974 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
975 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
976 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
977 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
978 	attr->reg_c_preserve =
979 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
980 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
981 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
982 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
983 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
984 			compress_mmo_sq);
985 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
986 			decompress_mmo_sq);
987 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
988 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
989 			compress_mmo_qp);
990 	attr->mmo_decompress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
991 			decompress_mmo_qp);
992 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
993 						 compress_min_block_size);
994 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
995 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
996 					      log_compress_mmo_size);
997 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
998 						log_decompress_mmo_size);
999 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
1000 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
1001 						mini_cqe_resp_flow_tag);
1002 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
1003 						 mini_cqe_resp_l3_l4_tag);
1004 	attr->umr_indirect_mkey_disabled =
1005 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
1006 	attr->umr_modify_entity_size_disabled =
1007 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
1008 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
1009 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
1010 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
1011 					 general_obj_types) &
1012 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
1013 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
1014 	attr->max_flow_counter_15_0 = MLX5_GET(cmd_hca_cap, hcattr,
1015 			max_flow_counter_15_0);
1016 	attr->max_flow_counter_31_16 = MLX5_GET(cmd_hca_cap, hcattr,
1017 			max_flow_counter_31_16);
1018 	attr->alloc_flow_counter_pd = MLX5_GET(cmd_hca_cap, hcattr,
1019 			alloc_flow_counter_pd);
1020 	attr->flow_counter_access_aso = MLX5_GET(cmd_hca_cap, hcattr,
1021 			flow_counter_access_aso);
1022 	attr->flow_access_aso_opc_mod = MLX5_GET(cmd_hca_cap, hcattr,
1023 			flow_access_aso_opc_mod);
1024 	if (attr->crypto) {
1025 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts) ||
1026 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_multi_block_be_tweak) ||
1027 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_single_block_le_tweak);
1028 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1029 				MLX5_GET_HCA_CAP_OP_MOD_CRYPTO |
1030 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1031 		if (!hcattr)
1032 			return -1;
1033 		attr->crypto_wrapped_import_method = !!(MLX5_GET(crypto_caps,
1034 						hcattr, wrapped_import_method)
1035 						& 1 << 2);
1036 	}
1037 	if (hca_cap_2_sup) {
1038 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1039 				MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
1040 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1041 		if (!hcattr) {
1042 			DRV_LOG(DEBUG,
1043 				"Failed to query DevX HCA capabilities 2.");
1044 			return rc;
1045 		}
1046 		attr->log_min_stride_wqe_sz = MLX5_GET(cmd_hca_cap_2, hcattr,
1047 						       log_min_stride_wqe_sz);
1048 		attr->hairpin_sq_wqe_bb_size = MLX5_GET(cmd_hca_cap_2, hcattr,
1049 							hairpin_sq_wqe_bb_size);
1050 		attr->hairpin_sq_wq_in_host_mem = MLX5_GET(cmd_hca_cap_2, hcattr,
1051 							   hairpin_sq_wq_in_host_mem);
1052 		attr->hairpin_data_buffer_locked = MLX5_GET(cmd_hca_cap_2, hcattr,
1053 							    hairpin_data_buffer_locked);
1054 		attr->flow_counter_bulk_log_max_alloc = MLX5_GET(cmd_hca_cap_2,
1055 				hcattr, flow_counter_bulk_log_max_alloc);
1056 		attr->flow_counter_bulk_log_granularity =
1057 			MLX5_GET(cmd_hca_cap_2, hcattr,
1058 				 flow_counter_bulk_log_granularity);
1059 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1060 			      cross_vhca_object_to_object_supported);
1061 		attr->cross_vhca =
1062 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_TIR) &&
1063 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_FT) &&
1064 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_FT) &&
1065 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_RTC);
1066 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1067 			      allowed_object_for_other_vhca_access);
1068 		attr->cross_vhca = attr->cross_vhca &&
1069 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_TIR) &&
1070 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_FT) &&
1071 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_RTC);
1072 	}
1073 	if (attr->log_min_stride_wqe_sz == 0)
1074 		attr->log_min_stride_wqe_sz = MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
1075 	if (attr->qos.sup) {
1076 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1077 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
1078 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1079 		if (!hcattr) {
1080 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
1081 			return rc;
1082 		}
1083 		attr->qos.flow_meter_old =
1084 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
1085 		attr->qos.log_max_flow_meter =
1086 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
1087 		attr->qos.flow_meter_reg_c_ids =
1088 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
1089 		attr->qos.flow_meter =
1090 				MLX5_GET(qos_cap, hcattr, flow_meter);
1091 		attr->qos.packet_pacing =
1092 				MLX5_GET(qos_cap, hcattr, packet_pacing);
1093 		attr->qos.wqe_rate_pp =
1094 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
1095 		if (attr->qos.flow_meter_aso_sup) {
1096 			attr->qos.log_meter_aso_granularity =
1097 				MLX5_GET(qos_cap, hcattr,
1098 					log_meter_aso_granularity);
1099 			attr->qos.log_meter_aso_max_alloc =
1100 				MLX5_GET(qos_cap, hcattr,
1101 					log_meter_aso_max_alloc);
1102 			attr->qos.log_max_num_meter_aso =
1103 				MLX5_GET(qos_cap, hcattr,
1104 					log_max_num_meter_aso);
1105 		}
1106 	}
1107 	/*
1108 	 * Flex item support needs max_num_prog_sample_field
1109 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1110 	 */
1111 	if (attr->parse_graph_flex_node) {
1112 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1113 			(ctx, &attr->flex);
1114 		if (rc)
1115 			return -1;
1116 	}
1117 	if (attr->vdpa.valid)
1118 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1119 	if (!attr->eth_net_offloads)
1120 		return 0;
1121 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1122 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1123 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1124 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1125 	if (!hcattr) {
1126 		attr->log_max_ft_sampler_num = 0;
1127 		return rc;
1128 	}
1129 	attr->log_max_ft_sampler_num = MLX5_GET
1130 		(flow_table_nic_cap, hcattr,
1131 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1132 	attr->flow.tunnel_header_0_1 = MLX5_GET
1133 		(flow_table_nic_cap, hcattr,
1134 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1135 	attr->flow.tunnel_header_2_3 = MLX5_GET
1136 		(flow_table_nic_cap, hcattr,
1137 		 ft_field_support_2_nic_receive.tunnel_header_2_3);
1138 	attr->modify_outer_ip_ecn = MLX5_GET
1139 		(flow_table_nic_cap, hcattr,
1140 		 ft_header_modify_nic_receive.outer_ip_ecn);
1141 	attr->set_reg_c = 0xff;
1142 	if (attr->nic_flow_table) {
1143 #define GET_RX_REG_X_BITS \
1144 		MLX5_GET(flow_table_nic_cap, hcattr, \
1145 			 ft_header_modify_nic_receive.metadata_reg_c_x)
1146 #define GET_TX_REG_X_BITS \
1147 		MLX5_GET(flow_table_nic_cap, hcattr, \
1148 			 ft_header_modify_nic_transmit.metadata_reg_c_x)
1149 
1150 		uint32_t tx_reg, rx_reg;
1151 
1152 		tx_reg = GET_TX_REG_X_BITS;
1153 		rx_reg = GET_RX_REG_X_BITS;
1154 		attr->set_reg_c &= (rx_reg & tx_reg);
1155 
1156 #undef GET_RX_REG_X_BITS
1157 #undef GET_TX_REG_X_BITS
1158 	}
1159 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1160 	attr->inner_ipv4_ihl = MLX5_GET
1161 		(flow_table_nic_cap, hcattr,
1162 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1163 	attr->outer_ipv4_ihl = MLX5_GET
1164 		(flow_table_nic_cap, hcattr,
1165 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1166 	/* Query HCA offloads for Ethernet protocol. */
1167 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1168 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1169 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1170 	if (!hcattr) {
1171 		attr->eth_net_offloads = 0;
1172 		return rc;
1173 	}
1174 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1175 					 hcattr, wqe_vlan_insert);
1176 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1177 					 hcattr, csum_cap);
1178 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1179 					 hcattr, vlan_cap);
1180 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1181 				 lro_cap);
1182 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1183 				 hcattr, max_lso_cap);
1184 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1185 				 hcattr, scatter_fcs);
1186 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1187 					hcattr, tunnel_lro_gre);
1188 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1189 					  hcattr, tunnel_lro_vxlan);
1190 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1191 					  hcattr, swp);
1192 	attr->tunnel_stateless_gre =
1193 				MLX5_GET(per_protocol_networking_offload_caps,
1194 					  hcattr, tunnel_stateless_gre);
1195 	attr->tunnel_stateless_vxlan =
1196 				MLX5_GET(per_protocol_networking_offload_caps,
1197 					  hcattr, tunnel_stateless_vxlan);
1198 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1199 					  hcattr, swp_csum);
1200 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1201 					  hcattr, swp_lso);
1202 	attr->lro_max_msg_sz_mode = MLX5_GET
1203 					(per_protocol_networking_offload_caps,
1204 					 hcattr, lro_max_msg_sz_mode);
1205 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1206 		attr->lro_timer_supported_periods[i] =
1207 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1208 				 lro_timer_supported_periods[i]);
1209 	}
1210 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1211 					  hcattr, lro_min_mss_size);
1212 	attr->tunnel_stateless_geneve_rx =
1213 			    MLX5_GET(per_protocol_networking_offload_caps,
1214 				     hcattr, tunnel_stateless_geneve_rx);
1215 	attr->geneve_max_opt_len =
1216 		    MLX5_GET(per_protocol_networking_offload_caps,
1217 			     hcattr, max_geneve_opt_len);
1218 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1219 					 hcattr, wqe_inline_mode);
1220 	attr->tunnel_stateless_gtp = MLX5_GET
1221 					(per_protocol_networking_offload_caps,
1222 					 hcattr, tunnel_stateless_gtp);
1223 	attr->rss_ind_tbl_cap = MLX5_GET
1224 					(per_protocol_networking_offload_caps,
1225 					 hcattr, rss_ind_tbl_cap);
1226 	/* Query HCA attribute for ROCE. */
1227 	if (attr->roce) {
1228 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1229 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1230 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1231 		if (!hcattr) {
1232 			DRV_LOG(DEBUG,
1233 				"Failed to query devx HCA ROCE capabilities");
1234 			return rc;
1235 		}
1236 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1237 	}
1238 	if (attr->eth_virt &&
1239 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1240 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1241 		if (rc) {
1242 			attr->eth_virt = 0;
1243 			goto error;
1244 		}
1245 	}
1246 	if (attr->eswitch_manager) {
1247 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1248 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1249 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1250 		if (!hcattr)
1251 			return rc;
1252 		attr->esw_mgr_vport_id_valid =
1253 			MLX5_GET(esw_cap, hcattr,
1254 				 esw_manager_vport_number_valid);
1255 		attr->esw_mgr_vport_id =
1256 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1257 	}
1258 	if (attr->eswitch_manager) {
1259 		uint32_t esw_reg;
1260 
1261 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1262 				MLX5_GET_HCA_CAP_OP_MOD_ESW_FLOW_TABLE |
1263 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1264 		if (!hcattr)
1265 			return rc;
1266 		esw_reg = MLX5_GET(flow_table_esw_cap, hcattr,
1267 				   ft_header_modify_esw_fdb.metadata_reg_c_x);
1268 		attr->set_reg_c &= esw_reg;
1269 	}
1270 	return 0;
1271 error:
1272 	rc = (rc > 0) ? -rc : rc;
1273 	return rc;
1274 }
1275 
1276 /**
1277  * Query TIS transport domain from QP verbs object using DevX API.
1278  *
1279  * @param[in] qp
1280  *   Pointer to verbs QP returned by ibv_create_qp .
1281  * @param[in] tis_num
1282  *   TIS number of TIS to query.
1283  * @param[out] tis_td
1284  *   Pointer to TIS transport domain variable, to be set by the routine.
1285  *
1286  * @return
1287  *   0 on success, a negative value otherwise.
1288  */
1289 int
1290 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1291 			      uint32_t *tis_td)
1292 {
1293 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1294 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1295 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1296 	int rc;
1297 	void *tis_ctx;
1298 
1299 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1300 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1301 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1302 	if (rc) {
1303 		DRV_LOG(ERR, "Failed to query QP using DevX");
1304 		return -rc;
1305 	};
1306 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1307 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1308 	return 0;
1309 #else
1310 	(void)qp;
1311 	(void)tis_num;
1312 	(void)tis_td;
1313 	return -ENOTSUP;
1314 #endif
1315 }
1316 
1317 /**
1318  * Fill WQ data for DevX API command.
1319  * Utility function for use when creating DevX objects containing a WQ.
1320  *
1321  * @param[in] wq_ctx
1322  *   Pointer to WQ context to fill with data.
1323  * @param [in] wq_attr
1324  *   Pointer to WQ attributes structure to fill in WQ context.
1325  */
1326 static void
1327 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1328 {
1329 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1330 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1331 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1332 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1333 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1334 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1335 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1336 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1337 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1338 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1339 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1340 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1341 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1342 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1343 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1344 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1345 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1346 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1347 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1348 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1349 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1350 		 wq_attr->log_hairpin_num_packets);
1351 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1352 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1353 		 wq_attr->single_wqe_log_num_of_strides);
1354 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1355 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1356 		 wq_attr->single_stride_log_num_of_bytes);
1357 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1358 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1359 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1360 }
1361 
1362 /**
1363  * Create RQ using DevX API.
1364  *
1365  * @param[in] ctx
1366  *   Context returned from mlx5 open_device() glue function.
1367  * @param [in] rq_attr
1368  *   Pointer to create RQ attributes structure.
1369  * @param [in] socket
1370  *   CPU socket ID for allocations.
1371  *
1372  * @return
1373  *   The DevX object created, NULL otherwise and rte_errno is set.
1374  */
1375 struct mlx5_devx_obj *
1376 mlx5_devx_cmd_create_rq(void *ctx,
1377 			struct mlx5_devx_create_rq_attr *rq_attr,
1378 			int socket)
1379 {
1380 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1381 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1382 	void *rq_ctx, *wq_ctx;
1383 	struct mlx5_devx_wq_attr *wq_attr;
1384 	struct mlx5_devx_obj *rq = NULL;
1385 
1386 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1387 	if (!rq) {
1388 		DRV_LOG(ERR, "Failed to allocate RQ data");
1389 		rte_errno = ENOMEM;
1390 		return NULL;
1391 	}
1392 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1393 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1394 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1395 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1396 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1397 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1398 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1399 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1400 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1401 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1402 	MLX5_SET(rqc, rq_ctx, hairpin_data_buffer_type, rq_attr->hairpin_data_buffer_type);
1403 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1404 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1405 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1406 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1407 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1408 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1409 	wq_attr = &rq_attr->wq_attr;
1410 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1411 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1412 						  out, sizeof(out));
1413 	if (!rq->obj) {
1414 		DEVX_DRV_LOG(ERR, out, "create RQ", NULL, 0);
1415 		mlx5_free(rq);
1416 		return NULL;
1417 	}
1418 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1419 	return rq;
1420 }
1421 
1422 /**
1423  * Modify RQ using DevX API.
1424  *
1425  * @param[in] rq
1426  *   Pointer to RQ object structure.
1427  * @param [in] rq_attr
1428  *   Pointer to modify RQ attributes structure.
1429  *
1430  * @return
1431  *   0 on success, a negative errno value otherwise and rte_errno is set.
1432  */
1433 int
1434 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1435 			struct mlx5_devx_modify_rq_attr *rq_attr)
1436 {
1437 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1438 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1439 	void *rq_ctx, *wq_ctx;
1440 	int ret;
1441 
1442 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1443 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1444 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1445 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1446 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1447 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1448 	if (rq_attr->modify_bitmask &
1449 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1450 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1451 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1452 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1453 	if (rq_attr->modify_bitmask &
1454 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1455 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1456 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1457 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1458 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1459 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1460 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1461 	}
1462 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1463 					 out, sizeof(out));
1464 	if (ret) {
1465 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1466 		rte_errno = errno;
1467 		return -errno;
1468 	}
1469 	return ret;
1470 }
1471 
1472 /**
1473  * Create RMP using DevX API.
1474  *
1475  * @param[in] ctx
1476  *   Context returned from mlx5 open_device() glue function.
1477  * @param [in] rmp_attr
1478  *   Pointer to create RMP attributes structure.
1479  * @param [in] socket
1480  *   CPU socket ID for allocations.
1481  *
1482  * @return
1483  *   The DevX object created, NULL otherwise and rte_errno is set.
1484  */
1485 struct mlx5_devx_obj *
1486 mlx5_devx_cmd_create_rmp(void *ctx,
1487 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1488 			 int socket)
1489 {
1490 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1491 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1492 	void *rmp_ctx, *wq_ctx;
1493 	struct mlx5_devx_wq_attr *wq_attr;
1494 	struct mlx5_devx_obj *rmp = NULL;
1495 
1496 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1497 	if (!rmp) {
1498 		DRV_LOG(ERR, "Failed to allocate RMP data");
1499 		rte_errno = ENOMEM;
1500 		return NULL;
1501 	}
1502 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1503 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1504 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1505 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1506 		 rmp_attr->basic_cyclic_rcv_wqe);
1507 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1508 	wq_attr = &rmp_attr->wq_attr;
1509 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1510 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1511 					      sizeof(out));
1512 	if (!rmp->obj) {
1513 		DEVX_DRV_LOG(ERR, out, "create RMP", NULL, 0);
1514 		mlx5_free(rmp);
1515 		return NULL;
1516 	}
1517 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1518 	return rmp;
1519 }
1520 
1521 /*
1522  * Create TIR using DevX API.
1523  *
1524  * @param[in] ctx
1525  *  Context returned from mlx5 open_device() glue function.
1526  * @param [in] tir_attr
1527  *   Pointer to TIR attributes structure.
1528  *
1529  * @return
1530  *   The DevX object created, NULL otherwise and rte_errno is set.
1531  */
1532 struct mlx5_devx_obj *
1533 mlx5_devx_cmd_create_tir(void *ctx,
1534 			 struct mlx5_devx_tir_attr *tir_attr)
1535 {
1536 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1537 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1538 	void *tir_ctx, *outer, *inner, *rss_key;
1539 	struct mlx5_devx_obj *tir = NULL;
1540 
1541 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1542 	if (!tir) {
1543 		DRV_LOG(ERR, "Failed to allocate TIR data");
1544 		rte_errno = ENOMEM;
1545 		return NULL;
1546 	}
1547 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1548 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1549 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1550 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1551 		 tir_attr->lro_timeout_period_usecs);
1552 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1553 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1554 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1555 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1556 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1557 		 tir_attr->tunneled_offload_en);
1558 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1559 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1560 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1561 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1562 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1563 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1564 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1565 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1566 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1567 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1568 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1569 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1570 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1571 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1572 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1573 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1574 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1575 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1576 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1577 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1578 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1579 						   out, sizeof(out));
1580 	if (!tir->obj) {
1581 		DEVX_DRV_LOG(ERR, out, "create TIR", NULL, 0);
1582 		mlx5_free(tir);
1583 		return NULL;
1584 	}
1585 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1586 	return tir;
1587 }
1588 
1589 /**
1590  * Modify TIR using DevX API.
1591  *
1592  * @param[in] tir
1593  *   Pointer to TIR DevX object structure.
1594  * @param [in] modify_tir_attr
1595  *   Pointer to TIR modification attributes structure.
1596  *
1597  * @return
1598  *   0 on success, a negative errno value otherwise and rte_errno is set.
1599  */
1600 int
1601 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1602 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1603 {
1604 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1605 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1606 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1607 	void *tir_ctx;
1608 	int ret;
1609 
1610 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1611 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1612 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1613 		   modify_tir_attr->modify_bitmask);
1614 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1615 	if (modify_tir_attr->modify_bitmask &
1616 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1617 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1618 			 tir_attr->lro_timeout_period_usecs);
1619 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1620 			 tir_attr->lro_enable_mask);
1621 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1622 			 tir_attr->lro_max_msg_sz);
1623 	}
1624 	if (modify_tir_attr->modify_bitmask &
1625 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1626 		MLX5_SET(tirc, tir_ctx, indirect_table,
1627 			 tir_attr->indirect_table);
1628 	if (modify_tir_attr->modify_bitmask &
1629 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1630 		int i;
1631 		void *outer, *inner;
1632 
1633 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1634 			 tir_attr->rx_hash_symmetric);
1635 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1636 		for (i = 0; i < 10; i++) {
1637 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1638 				 tir_attr->rx_hash_toeplitz_key[i]);
1639 		}
1640 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1641 				     rx_hash_field_selector_outer);
1642 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1643 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1644 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1645 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1646 		MLX5_SET
1647 		(rx_hash_field_select, outer, selected_fields,
1648 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1649 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1650 				     rx_hash_field_selector_inner);
1651 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1652 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1653 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1654 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1655 		MLX5_SET
1656 		(rx_hash_field_select, inner, selected_fields,
1657 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1658 	}
1659 	if (modify_tir_attr->modify_bitmask &
1660 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1661 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1662 	}
1663 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1664 					 out, sizeof(out));
1665 	if (ret) {
1666 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1667 		rte_errno = errno;
1668 		return -errno;
1669 	}
1670 	return ret;
1671 }
1672 
1673 /**
1674  * Create RQT using DevX API.
1675  *
1676  * @param[in] ctx
1677  *   Context returned from mlx5 open_device() glue function.
1678  * @param [in] rqt_attr
1679  *   Pointer to RQT attributes structure.
1680  *
1681  * @return
1682  *   The DevX object created, NULL otherwise and rte_errno is set.
1683  */
1684 struct mlx5_devx_obj *
1685 mlx5_devx_cmd_create_rqt(void *ctx,
1686 			 struct mlx5_devx_rqt_attr *rqt_attr)
1687 {
1688 	uint32_t *in = NULL;
1689 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1690 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1691 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1692 	void *rqt_ctx;
1693 	struct mlx5_devx_obj *rqt = NULL;
1694 	int i;
1695 
1696 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1697 	if (!in) {
1698 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1699 		rte_errno = ENOMEM;
1700 		return NULL;
1701 	}
1702 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1703 	if (!rqt) {
1704 		DRV_LOG(ERR, "Failed to allocate RQT data");
1705 		rte_errno = ENOMEM;
1706 		mlx5_free(in);
1707 		return NULL;
1708 	}
1709 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1710 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1711 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1712 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1713 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1714 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1715 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1716 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1717 	mlx5_free(in);
1718 	if (!rqt->obj) {
1719 		DEVX_DRV_LOG(ERR, out, "create RQT", NULL, 0);
1720 		mlx5_free(rqt);
1721 		return NULL;
1722 	}
1723 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1724 	return rqt;
1725 }
1726 
1727 /**
1728  * Modify RQT using DevX API.
1729  *
1730  * @param[in] rqt
1731  *   Pointer to RQT DevX object structure.
1732  * @param [in] rqt_attr
1733  *   Pointer to RQT attributes structure.
1734  *
1735  * @return
1736  *   0 on success, a negative errno value otherwise and rte_errno is set.
1737  */
1738 int
1739 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1740 			 struct mlx5_devx_rqt_attr *rqt_attr)
1741 {
1742 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1743 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1744 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1745 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1746 	void *rqt_ctx;
1747 	int i;
1748 	int ret;
1749 
1750 	if (!in) {
1751 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1752 		rte_errno = ENOMEM;
1753 		return -ENOMEM;
1754 	}
1755 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1756 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1757 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1758 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1759 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1760 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1761 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1762 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1763 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1764 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1765 	mlx5_free(in);
1766 	if (ret) {
1767 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1768 		rte_errno = errno;
1769 		return -rte_errno;
1770 	}
1771 	return ret;
1772 }
1773 
1774 /**
1775  * Create SQ using DevX API.
1776  *
1777  * @param[in] ctx
1778  *   Context returned from mlx5 open_device() glue function.
1779  * @param [in] sq_attr
1780  *   Pointer to SQ attributes structure.
1781  * @param [in] socket
1782  *   CPU socket ID for allocations.
1783  *
1784  * @return
1785  *   The DevX object created, NULL otherwise and rte_errno is set.
1786  **/
1787 struct mlx5_devx_obj *
1788 mlx5_devx_cmd_create_sq(void *ctx,
1789 			struct mlx5_devx_create_sq_attr *sq_attr)
1790 {
1791 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1792 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1793 	void *sq_ctx;
1794 	void *wq_ctx;
1795 	struct mlx5_devx_wq_attr *wq_attr;
1796 	struct mlx5_devx_obj *sq = NULL;
1797 
1798 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1799 	if (!sq) {
1800 		DRV_LOG(ERR, "Failed to allocate SQ data");
1801 		rte_errno = ENOMEM;
1802 		return NULL;
1803 	}
1804 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1805 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1806 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1807 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1808 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1809 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1810 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1811 		 sq_attr->allow_multi_pkt_send_wqe);
1812 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1813 		 sq_attr->min_wqe_inline_mode);
1814 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1815 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1816 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1817 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1818 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1819 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1820 	MLX5_SET(sqc, sq_ctx, hairpin_wq_buffer_type, sq_attr->hairpin_wq_buffer_type);
1821 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1822 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1823 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1824 		 sq_attr->packet_pacing_rate_limit_index);
1825 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1826 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1827 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1828 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1829 	wq_attr = &sq_attr->wq_attr;
1830 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1831 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1832 					     out, sizeof(out));
1833 	if (!sq->obj) {
1834 		DEVX_DRV_LOG(ERR, out, "create SQ", NULL, 0);
1835 		mlx5_free(sq);
1836 		return NULL;
1837 	}
1838 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1839 	return sq;
1840 }
1841 
1842 /**
1843  * Modify SQ using DevX API.
1844  *
1845  * @param[in] sq
1846  *   Pointer to SQ object structure.
1847  * @param [in] sq_attr
1848  *   Pointer to SQ attributes structure.
1849  *
1850  * @return
1851  *   0 on success, a negative errno value otherwise and rte_errno is set.
1852  */
1853 int
1854 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1855 			struct mlx5_devx_modify_sq_attr *sq_attr)
1856 {
1857 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1858 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1859 	void *sq_ctx;
1860 	int ret;
1861 
1862 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1863 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1864 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1865 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1866 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1867 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1868 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1869 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1870 					 out, sizeof(out));
1871 	if (ret) {
1872 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1873 		rte_errno = errno;
1874 		return -rte_errno;
1875 	}
1876 	return ret;
1877 }
1878 
1879 /**
1880  * Create TIS using DevX API.
1881  *
1882  * @param[in] ctx
1883  *   Context returned from mlx5 open_device() glue function.
1884  * @param [in] tis_attr
1885  *   Pointer to TIS attributes structure.
1886  *
1887  * @return
1888  *   The DevX object created, NULL otherwise and rte_errno is set.
1889  */
1890 struct mlx5_devx_obj *
1891 mlx5_devx_cmd_create_tis(void *ctx,
1892 			 struct mlx5_devx_tis_attr *tis_attr)
1893 {
1894 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
1895 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
1896 	struct mlx5_devx_obj *tis = NULL;
1897 	void *tis_ctx;
1898 
1899 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
1900 	if (!tis) {
1901 		DRV_LOG(ERR, "Failed to allocate TIS object");
1902 		rte_errno = ENOMEM;
1903 		return NULL;
1904 	}
1905 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
1906 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
1907 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
1908 		 tis_attr->strict_lag_tx_port_affinity);
1909 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
1910 		 tis_attr->lag_tx_port_affinity);
1911 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
1912 	MLX5_SET(tisc, tis_ctx, transport_domain,
1913 		 tis_attr->transport_domain);
1914 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1915 					      out, sizeof(out));
1916 	if (!tis->obj) {
1917 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
1918 		mlx5_free(tis);
1919 		return NULL;
1920 	}
1921 	tis->id = MLX5_GET(create_tis_out, out, tisn);
1922 	return tis;
1923 }
1924 
1925 /**
1926  * Create transport domain using DevX API.
1927  *
1928  * @param[in] ctx
1929  *   Context returned from mlx5 open_device() glue function.
1930  * @return
1931  *   The DevX object created, NULL otherwise and rte_errno is set.
1932  */
1933 struct mlx5_devx_obj *
1934 mlx5_devx_cmd_create_td(void *ctx)
1935 {
1936 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
1937 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
1938 	struct mlx5_devx_obj *td = NULL;
1939 
1940 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
1941 	if (!td) {
1942 		DRV_LOG(ERR, "Failed to allocate TD object");
1943 		rte_errno = ENOMEM;
1944 		return NULL;
1945 	}
1946 	MLX5_SET(alloc_transport_domain_in, in, opcode,
1947 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
1948 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1949 					     out, sizeof(out));
1950 	if (!td->obj) {
1951 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
1952 		mlx5_free(td);
1953 		return NULL;
1954 	}
1955 	td->id = MLX5_GET(alloc_transport_domain_out, out,
1956 			   transport_domain);
1957 	return td;
1958 }
1959 
1960 /**
1961  * Dump all flows to file.
1962  *
1963  * @param[in] fdb_domain
1964  *   FDB domain.
1965  * @param[in] rx_domain
1966  *   RX domain.
1967  * @param[in] tx_domain
1968  *   TX domain.
1969  * @param[out] file
1970  *   Pointer to file stream.
1971  *
1972  * @return
1973  *   0 on success, a negative value otherwise.
1974  */
1975 int
1976 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
1977 			void *rx_domain __rte_unused,
1978 			void *tx_domain __rte_unused, FILE *file __rte_unused)
1979 {
1980 	int ret = 0;
1981 
1982 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1983 	if (fdb_domain) {
1984 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
1985 		if (ret)
1986 			return ret;
1987 	}
1988 	MLX5_ASSERT(rx_domain);
1989 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
1990 	if (ret)
1991 		return ret;
1992 	MLX5_ASSERT(tx_domain);
1993 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
1994 #else
1995 	ret = ENOTSUP;
1996 #endif
1997 	return -ret;
1998 }
1999 
2000 int
2001 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
2002 			FILE *file __rte_unused)
2003 {
2004 	int ret = 0;
2005 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
2006 	if (rule_info)
2007 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
2008 #else
2009 	ret = ENOTSUP;
2010 #endif
2011 	return -ret;
2012 }
2013 
2014 /*
2015  * Create CQ using DevX API.
2016  *
2017  * @param[in] ctx
2018  *   Context returned from mlx5 open_device() glue function.
2019  * @param [in] attr
2020  *   Pointer to CQ attributes structure.
2021  *
2022  * @return
2023  *   The DevX object created, NULL otherwise and rte_errno is set.
2024  */
2025 struct mlx5_devx_obj *
2026 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
2027 {
2028 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
2029 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
2030 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2031 						   sizeof(*cq_obj),
2032 						   0, SOCKET_ID_ANY);
2033 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
2034 
2035 	if (!cq_obj) {
2036 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
2037 		rte_errno = ENOMEM;
2038 		return NULL;
2039 	}
2040 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
2041 	if (attr->db_umem_valid) {
2042 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
2043 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
2044 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
2045 	} else {
2046 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
2047 	}
2048 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
2049 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
2050 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
2051 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
2052 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
2053 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2054 		MLX5_SET(cqc, cqctx, log_page_size,
2055 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2056 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
2057 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
2058 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
2059 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
2060 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
2061 		 attr->mini_cqe_res_format_ext);
2062 	if (attr->q_umem_valid) {
2063 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
2064 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
2065 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
2066 			   attr->q_umem_offset);
2067 	}
2068 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2069 						 sizeof(out));
2070 	if (!cq_obj->obj) {
2071 		DEVX_DRV_LOG(ERR, out, "create CQ", NULL, 0);
2072 		mlx5_free(cq_obj);
2073 		return NULL;
2074 	}
2075 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
2076 	return cq_obj;
2077 }
2078 
2079 /**
2080  * Create VIRTQ using DevX API.
2081  *
2082  * @param[in] ctx
2083  *   Context returned from mlx5 open_device() glue function.
2084  * @param [in] attr
2085  *   Pointer to VIRTQ attributes structure.
2086  *
2087  * @return
2088  *   The DevX object created, NULL otherwise and rte_errno is set.
2089  */
2090 struct mlx5_devx_obj *
2091 mlx5_devx_cmd_create_virtq(void *ctx,
2092 			   struct mlx5_devx_virtq_attr *attr)
2093 {
2094 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2095 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2096 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2097 						     sizeof(*virtq_obj),
2098 						     0, SOCKET_ID_ANY);
2099 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2100 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2101 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2102 
2103 	if (!virtq_obj) {
2104 		DRV_LOG(ERR, "Failed to allocate virtq data.");
2105 		rte_errno = ENOMEM;
2106 		return NULL;
2107 	}
2108 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2109 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2110 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2111 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2112 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2113 		   attr->hw_available_index);
2114 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2115 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2116 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2117 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2118 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2119 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2120 		   attr->virtio_version_1_0);
2121 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2122 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2123 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2124 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2125 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2126 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2127 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2128 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2129 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2130 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2131 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2132 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2133 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2134 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2135 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2136 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2137 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2138 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2139 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2140 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2141 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2142 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2143 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2144 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2145 						    sizeof(out));
2146 	if (!virtq_obj->obj) {
2147 		DEVX_DRV_LOG(ERR, out, "create VIRTQ", NULL, 0);
2148 		mlx5_free(virtq_obj);
2149 		return NULL;
2150 	}
2151 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2152 	return virtq_obj;
2153 }
2154 
2155 /**
2156  * Modify VIRTQ using DevX API.
2157  *
2158  * @param[in] virtq_obj
2159  *   Pointer to virtq object structure.
2160  * @param [in] attr
2161  *   Pointer to modify virtq attributes structure.
2162  *
2163  * @return
2164  *   0 on success, a negative errno value otherwise and rte_errno is set.
2165  */
2166 int
2167 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2168 			   struct mlx5_devx_virtq_attr *attr)
2169 {
2170 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2171 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2172 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2173 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2174 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2175 	int ret;
2176 
2177 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2178 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2179 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2180 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2181 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2182 	MLX5_SET64(virtio_net_q, virtq, modify_field_select,
2183 		attr->mod_fields_bitmap);
2184 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2185 	if (!attr->mod_fields_bitmap) {
2186 		DRV_LOG(ERR, "Failed to modify VIRTQ for no type set.");
2187 		rte_errno = EINVAL;
2188 		return -rte_errno;
2189 	}
2190 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_STATE)
2191 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2192 	if (attr->mod_fields_bitmap &
2193 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS) {
2194 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2195 			 attr->dirty_bitmap_mkey);
2196 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2197 			 attr->dirty_bitmap_addr);
2198 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2199 			 attr->dirty_bitmap_size);
2200 	}
2201 	if (attr->mod_fields_bitmap &
2202 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE)
2203 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2204 			 attr->dirty_bitmap_dump_enable);
2205 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_QUEUE_PERIOD) {
2206 		MLX5_SET(virtio_q, virtctx, queue_period_mode,
2207 			attr->hw_latency_mode);
2208 		MLX5_SET(virtio_q, virtctx, queue_period_us,
2209 			attr->hw_max_latency_us);
2210 		MLX5_SET(virtio_q, virtctx, queue_max_count,
2211 			attr->hw_max_pending_comp);
2212 	}
2213 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_ADDR) {
2214 		MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2215 		MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2216 		MLX5_SET64(virtio_q, virtctx, available_addr,
2217 			attr->available_addr);
2218 	}
2219 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_AVAILABLE_INDEX)
2220 		MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2221 		   attr->hw_available_index);
2222 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_USED_INDEX)
2223 		MLX5_SET16(virtio_net_q, virtq, hw_used_index,
2224 			attr->hw_used_index);
2225 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_TYPE)
2226 		MLX5_SET16(virtio_q, virtctx, virtio_q_type, attr->q_type);
2227 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_VERSION_1_0)
2228 		MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2229 		   attr->virtio_version_1_0);
2230 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_MKEY)
2231 		MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2232 	if (attr->mod_fields_bitmap &
2233 		MLX5_VIRTQ_MODIFY_TYPE_QUEUE_FEATURE_BIT_MASK) {
2234 		MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2235 		MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2236 		MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2237 		MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2238 	}
2239 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_EVENT_MODE) {
2240 		MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2241 		MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2242 	}
2243 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2244 					 out, sizeof(out));
2245 	if (ret) {
2246 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2247 		rte_errno = errno;
2248 		return -rte_errno;
2249 	}
2250 	return ret;
2251 }
2252 
2253 /**
2254  * Query VIRTQ using DevX API.
2255  *
2256  * @param[in] virtq_obj
2257  *   Pointer to virtq object structure.
2258  * @param [in/out] attr
2259  *   Pointer to virtq attributes structure.
2260  *
2261  * @return
2262  *   0 on success, a negative errno value otherwise and rte_errno is set.
2263  */
2264 int
2265 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2266 			   struct mlx5_devx_virtq_attr *attr)
2267 {
2268 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2269 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2270 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2271 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2272 	int ret;
2273 
2274 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2275 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2276 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2277 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2278 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2279 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2280 					 out, sizeof(out));
2281 	if (ret) {
2282 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2283 		rte_errno = errno;
2284 		return -errno;
2285 	}
2286 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2287 					      hw_available_index);
2288 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2289 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2290 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2291 				      virtio_q_context.error_type);
2292 	return ret;
2293 }
2294 
2295 /**
2296  * Create QP using DevX API.
2297  *
2298  * @param[in] ctx
2299  *   Context returned from mlx5 open_device() glue function.
2300  * @param [in] attr
2301  *   Pointer to QP attributes structure.
2302  *
2303  * @return
2304  *   The DevX object created, NULL otherwise and rte_errno is set.
2305  */
2306 struct mlx5_devx_obj *
2307 mlx5_devx_cmd_create_qp(void *ctx,
2308 			struct mlx5_devx_qp_attr *attr)
2309 {
2310 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2311 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2312 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2313 						   sizeof(*qp_obj),
2314 						   0, SOCKET_ID_ANY);
2315 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2316 
2317 	if (!qp_obj) {
2318 		DRV_LOG(ERR, "Failed to allocate QP data.");
2319 		rte_errno = ENOMEM;
2320 		return NULL;
2321 	}
2322 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2323 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2324 	MLX5_SET(qpc, qpc, pd, attr->pd);
2325 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2326 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2327 	if (attr->uar_index) {
2328 		if (attr->mmo) {
2329 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2330 				in, qpc_extension_and_pas_list);
2331 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2332 				qpc_ext_and_pas_list, qpc_data_extension);
2333 
2334 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2335 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2336 		}
2337 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2338 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2339 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2340 			MLX5_SET(qpc, qpc, log_page_size,
2341 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2342 		if (attr->num_of_send_wqbbs) {
2343 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2344 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2345 			MLX5_SET(qpc, qpc, log_sq_size,
2346 				 rte_log2_u32(attr->num_of_send_wqbbs));
2347 		} else {
2348 			MLX5_SET(qpc, qpc, no_sq, 1);
2349 		}
2350 		if (attr->num_of_receive_wqes) {
2351 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2352 					attr->num_of_receive_wqes));
2353 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2354 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2355 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2356 			MLX5_SET(qpc, qpc, log_rq_size,
2357 				 rte_log2_u32(attr->num_of_receive_wqes));
2358 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2359 		} else {
2360 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2361 		}
2362 		if (attr->dbr_umem_valid) {
2363 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2364 				 attr->dbr_umem_valid);
2365 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2366 		}
2367 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2368 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2369 			   attr->wq_umem_offset);
2370 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2371 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2372 	} else {
2373 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2374 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2375 		MLX5_SET(qpc, qpc, no_sq, 1);
2376 	}
2377 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2378 						 sizeof(out));
2379 	if (!qp_obj->obj) {
2380 		DEVX_DRV_LOG(ERR, out, "create QP", NULL, 0);
2381 		mlx5_free(qp_obj);
2382 		return NULL;
2383 	}
2384 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2385 	return qp_obj;
2386 }
2387 
2388 /**
2389  * Modify QP using DevX API.
2390  * Currently supports only force loop-back QP.
2391  *
2392  * @param[in] qp
2393  *   Pointer to QP object structure.
2394  * @param [in] qp_st_mod_op
2395  *   The QP state modification operation.
2396  * @param [in] remote_qp_id
2397  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2398  *
2399  * @return
2400  *   0 on success, a negative errno value otherwise and rte_errno is set.
2401  */
2402 int
2403 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2404 			      uint32_t remote_qp_id)
2405 {
2406 	union {
2407 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2408 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2409 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2410 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
2411 	} in;
2412 	union {
2413 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2414 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2415 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2416 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
2417 	} out;
2418 	void *qpc;
2419 	int ret;
2420 	unsigned int inlen;
2421 	unsigned int outlen;
2422 
2423 	memset(&in, 0, sizeof(in));
2424 	memset(&out, 0, sizeof(out));
2425 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2426 	switch (qp_st_mod_op) {
2427 	case MLX5_CMD_OP_RST2INIT_QP:
2428 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2429 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2430 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2431 		MLX5_SET(qpc, qpc, rre, 1);
2432 		MLX5_SET(qpc, qpc, rwe, 1);
2433 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2434 		inlen = sizeof(in.rst2init);
2435 		outlen = sizeof(out.rst2init);
2436 		break;
2437 	case MLX5_CMD_OP_INIT2RTR_QP:
2438 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2439 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2440 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2441 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2442 		MLX5_SET(qpc, qpc, mtu, 1);
2443 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2444 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2445 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2446 		inlen = sizeof(in.init2rtr);
2447 		outlen = sizeof(out.init2rtr);
2448 		break;
2449 	case MLX5_CMD_OP_RTR2RTS_QP:
2450 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2451 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2452 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2453 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2454 		MLX5_SET(qpc, qpc, retry_count, 7);
2455 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2456 		inlen = sizeof(in.rtr2rts);
2457 		outlen = sizeof(out.rtr2rts);
2458 		break;
2459 	case MLX5_CMD_OP_QP_2RST:
2460 		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
2461 		inlen = sizeof(in.qp2rst);
2462 		outlen = sizeof(out.qp2rst);
2463 		break;
2464 	default:
2465 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2466 			qp_st_mod_op);
2467 		rte_errno = EINVAL;
2468 		return -rte_errno;
2469 	}
2470 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2471 	if (ret) {
2472 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2473 		rte_errno = errno;
2474 		return -rte_errno;
2475 	}
2476 	return ret;
2477 }
2478 
2479 struct mlx5_devx_obj *
2480 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2481 {
2482 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2483 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2484 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2485 						       sizeof(*couners_obj), 0,
2486 						       SOCKET_ID_ANY);
2487 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2488 
2489 	if (!couners_obj) {
2490 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2491 		rte_errno = ENOMEM;
2492 		return NULL;
2493 	}
2494 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2495 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2496 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2497 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2498 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2499 						      sizeof(out));
2500 	if (!couners_obj->obj) {
2501 		DEVX_DRV_LOG(ERR, out, "create virtio queue counters Obj", NULL,
2502 			     0);
2503 		mlx5_free(couners_obj);
2504 		return NULL;
2505 	}
2506 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2507 	return couners_obj;
2508 }
2509 
2510 int
2511 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2512 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2513 {
2514 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2515 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2516 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2517 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2518 					       virtio_q_counters);
2519 	int ret;
2520 
2521 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2522 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2523 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2524 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2525 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2526 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2527 					sizeof(out));
2528 	if (ret) {
2529 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2530 		rte_errno = errno;
2531 		return -errno;
2532 	}
2533 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2534 					 received_desc);
2535 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2536 					  completed_desc);
2537 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2538 				    error_cqes);
2539 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2540 					 bad_desc_errors);
2541 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2542 					  exceed_max_chain);
2543 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2544 					invalid_buffer);
2545 	return ret;
2546 }
2547 
2548 /**
2549  * Create general object of type FLOW_HIT_ASO using DevX API.
2550  *
2551  * @param[in] ctx
2552  *   Context returned from mlx5 open_device() glue function.
2553  * @param [in] pd
2554  *   PD value to associate the FLOW_HIT_ASO object with.
2555  *
2556  * @return
2557  *   The DevX object created, NULL otherwise and rte_errno is set.
2558  */
2559 struct mlx5_devx_obj *
2560 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2561 {
2562 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2563 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2564 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2565 	void *ptr = NULL;
2566 
2567 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2568 				       0, SOCKET_ID_ANY);
2569 	if (!flow_hit_aso_obj) {
2570 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2571 		rte_errno = ENOMEM;
2572 		return NULL;
2573 	}
2574 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2575 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2576 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2577 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2578 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2579 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2580 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2581 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2582 							   out, sizeof(out));
2583 	if (!flow_hit_aso_obj->obj) {
2584 		DEVX_DRV_LOG(ERR, out, "create FLOW_HIT_ASO", NULL, 0);
2585 		mlx5_free(flow_hit_aso_obj);
2586 		return NULL;
2587 	}
2588 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2589 	return flow_hit_aso_obj;
2590 }
2591 
2592 /*
2593  * Create PD using DevX API.
2594  *
2595  * @param[in] ctx
2596  *   Context returned from mlx5 open_device() glue function.
2597  *
2598  * @return
2599  *   The DevX object created, NULL otherwise and rte_errno is set.
2600  */
2601 struct mlx5_devx_obj *
2602 mlx5_devx_cmd_alloc_pd(void *ctx)
2603 {
2604 	struct mlx5_devx_obj *ppd =
2605 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2606 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2607 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2608 
2609 	if (!ppd) {
2610 		DRV_LOG(ERR, "Failed to allocate PD data.");
2611 		rte_errno = ENOMEM;
2612 		return NULL;
2613 	}
2614 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2615 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2616 				out, sizeof(out));
2617 	if (!ppd->obj) {
2618 		mlx5_free(ppd);
2619 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2620 		rte_errno = errno;
2621 		return NULL;
2622 	}
2623 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2624 	return ppd;
2625 }
2626 
2627 /**
2628  * Create general object of type FLOW_METER_ASO using DevX API.
2629  *
2630  * @param[in] ctx
2631  *   Context returned from mlx5 open_device() glue function.
2632  * @param [in] pd
2633  *   PD value to associate the FLOW_METER_ASO object with.
2634  * @param [in] log_obj_size
2635  *   log_obj_size define to allocate number of 2 * meters
2636  *   in one FLOW_METER_ASO object.
2637  *
2638  * @return
2639  *   The DevX object created, NULL otherwise and rte_errno is set.
2640  */
2641 struct mlx5_devx_obj *
2642 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2643 						uint32_t log_obj_size)
2644 {
2645 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2646 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2647 	struct mlx5_devx_obj *flow_meter_aso_obj;
2648 	void *ptr;
2649 
2650 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2651 						sizeof(*flow_meter_aso_obj),
2652 						0, SOCKET_ID_ANY);
2653 	if (!flow_meter_aso_obj) {
2654 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2655 		rte_errno = ENOMEM;
2656 		return NULL;
2657 	}
2658 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2659 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2660 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2661 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2662 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2663 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2664 		log_obj_size);
2665 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2666 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2667 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2668 							ctx, in, sizeof(in),
2669 							out, sizeof(out));
2670 	if (!flow_meter_aso_obj->obj) {
2671 		DEVX_DRV_LOG(ERR, out, "create FLOW_METTER_ASO", NULL, 0);
2672 		mlx5_free(flow_meter_aso_obj);
2673 		return NULL;
2674 	}
2675 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2676 								out, obj_id);
2677 	return flow_meter_aso_obj;
2678 }
2679 
2680 /*
2681  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2682  *
2683  * @param[in] ctx
2684  *   Context returned from mlx5 open_device() glue function.
2685  * @param [in] pd
2686  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2687  * @param [in] log_obj_size
2688  *   log_obj_size to allocate its power of 2 * objects
2689  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2690  *
2691  * @return
2692  *   The DevX object created, NULL otherwise and rte_errno is set.
2693  */
2694 struct mlx5_devx_obj *
2695 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2696 					    uint32_t log_obj_size)
2697 {
2698 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2699 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2700 	struct mlx5_devx_obj *ct_aso_obj;
2701 	void *ptr;
2702 
2703 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2704 				 0, SOCKET_ID_ANY);
2705 	if (!ct_aso_obj) {
2706 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2707 		rte_errno = ENOMEM;
2708 		return NULL;
2709 	}
2710 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2711 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2712 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2713 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2714 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2715 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2716 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2717 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2718 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2719 						     out, sizeof(out));
2720 	if (!ct_aso_obj->obj) {
2721 		DEVX_DRV_LOG(ERR, out, "create CONN_TRACK_OFFLOAD", NULL, 0);
2722 		mlx5_free(ct_aso_obj);
2723 		return NULL;
2724 	}
2725 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2726 	return ct_aso_obj;
2727 }
2728 
2729 /**
2730  * Create general object of type GENEVE TLV option using DevX API.
2731  *
2732  * @param[in] ctx
2733  *   Context returned from mlx5 open_device() glue function.
2734  * @param [in] class
2735  *   TLV option variable value of class
2736  * @param [in] type
2737  *   TLV option variable value of type
2738  * @param [in] len
2739  *   TLV option variable value of len
2740  *
2741  * @return
2742  *   The DevX object created, NULL otherwise and rte_errno is set.
2743  */
2744 struct mlx5_devx_obj *
2745 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2746 		uint16_t class, uint8_t type, uint8_t len)
2747 {
2748 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2749 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2750 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2751 						   sizeof(*geneve_tlv_opt_obj),
2752 						   0, SOCKET_ID_ANY);
2753 
2754 	if (!geneve_tlv_opt_obj) {
2755 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2756 		rte_errno = ENOMEM;
2757 		return NULL;
2758 	}
2759 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2760 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2761 			geneve_tlv_opt);
2762 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2763 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2764 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2765 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2766 	MLX5_SET(geneve_tlv_option, opt, option_class,
2767 			rte_be_to_cpu_16(class));
2768 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2769 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2770 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2771 					sizeof(in), out, sizeof(out));
2772 	if (!geneve_tlv_opt_obj->obj) {
2773 		DEVX_DRV_LOG(ERR, out, "create GENEVE TLV", NULL, 0);
2774 		mlx5_free(geneve_tlv_opt_obj);
2775 		return NULL;
2776 	}
2777 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2778 	return geneve_tlv_opt_obj;
2779 }
2780 
2781 int
2782 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2783 {
2784 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2785 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2786 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2787 	int rc;
2788 	void *rq_ctx;
2789 
2790 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2791 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2792 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2793 	if (rc) {
2794 		rte_errno = errno;
2795 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2796 			"rc = %d, errno = %d.", rc, errno);
2797 		return -rc;
2798 	};
2799 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2800 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2801 	return 0;
2802 #else
2803 	(void)wq;
2804 	(void)counter_set_id;
2805 	return -ENOTSUP;
2806 #endif
2807 }
2808 
2809 /*
2810  * Allocate queue counters via devx interface.
2811  *
2812  * @param[in] ctx
2813  *   Context returned from mlx5 open_device() glue function.
2814  *
2815  * @return
2816  *   Pointer to counter object on success, a NULL value otherwise and
2817  *   rte_errno is set.
2818  */
2819 struct mlx5_devx_obj *
2820 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2821 {
2822 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2823 						SOCKET_ID_ANY);
2824 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2825 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2826 
2827 	if (!dcs) {
2828 		rte_errno = ENOMEM;
2829 		return NULL;
2830 	}
2831 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2832 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2833 					      sizeof(out));
2834 	if (!dcs->obj) {
2835 		DEVX_DRV_LOG(DEBUG, out, "create q counter set", NULL, 0);
2836 		mlx5_free(dcs);
2837 		return NULL;
2838 	}
2839 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2840 	return dcs;
2841 }
2842 
2843 /**
2844  * Query queue counters values.
2845  *
2846  * @param[in] dcs
2847  *   devx object of the queue counter set.
2848  * @param[in] clear
2849  *   Whether hardware should clear the counters after the query or not.
2850  *  @param[out] out_of_buffers
2851  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2852  *
2853  * @return
2854  *   0 on success, a negative value otherwise.
2855  */
2856 int
2857 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2858 				  uint32_t *out_of_buffers)
2859 {
2860 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2861 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2862 	int rc;
2863 
2864 	MLX5_SET(query_q_counter_in, in, opcode,
2865 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2866 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2867 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2868 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2869 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
2870 				       sizeof(out));
2871 	if (rc) {
2872 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
2873 		rte_errno = rc;
2874 		return -rc;
2875 	}
2876 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
2877 	return 0;
2878 }
2879 
2880 /**
2881  * Create general object of type DEK using DevX API.
2882  *
2883  * @param[in] ctx
2884  *   Context returned from mlx5 open_device() glue function.
2885  * @param [in] attr
2886  *   Pointer to DEK attributes structure.
2887  *
2888  * @return
2889  *   The DevX object created, NULL otherwise and rte_errno is set.
2890  */
2891 struct mlx5_devx_obj *
2892 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
2893 {
2894 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
2895 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2896 	struct mlx5_devx_obj *dek_obj = NULL;
2897 	void *ptr = NULL, *key_addr = NULL;
2898 
2899 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
2900 			      0, SOCKET_ID_ANY);
2901 	if (dek_obj == NULL) {
2902 		DRV_LOG(ERR, "Failed to allocate DEK object data");
2903 		rte_errno = ENOMEM;
2904 		return NULL;
2905 	}
2906 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
2907 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2908 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2909 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2910 		 MLX5_GENERAL_OBJ_TYPE_DEK);
2911 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
2912 	MLX5_SET(dek, ptr, key_size, attr->key_size);
2913 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
2914 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
2915 	MLX5_SET(dek, ptr, pd, attr->pd);
2916 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
2917 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
2918 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2919 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2920 						  out, sizeof(out));
2921 	if (dek_obj->obj == NULL) {
2922 		DEVX_DRV_LOG(ERR, out, "create DEK", NULL, 0);
2923 		mlx5_free(dek_obj);
2924 		return NULL;
2925 	}
2926 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2927 	return dek_obj;
2928 }
2929 
2930 /**
2931  * Create general object of type IMPORT_KEK using DevX API.
2932  *
2933  * @param[in] ctx
2934  *   Context returned from mlx5 open_device() glue function.
2935  * @param [in] attr
2936  *   Pointer to IMPORT_KEK attributes structure.
2937  *
2938  * @return
2939  *   The DevX object created, NULL otherwise and rte_errno is set.
2940  */
2941 struct mlx5_devx_obj *
2942 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
2943 				    struct mlx5_devx_import_kek_attr *attr)
2944 {
2945 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
2946 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2947 	struct mlx5_devx_obj *import_kek_obj = NULL;
2948 	void *ptr = NULL, *key_addr = NULL;
2949 
2950 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
2951 				     0, SOCKET_ID_ANY);
2952 	if (import_kek_obj == NULL) {
2953 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
2954 		rte_errno = ENOMEM;
2955 		return NULL;
2956 	}
2957 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
2958 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2959 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2960 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2961 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
2962 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
2963 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
2964 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
2965 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2966 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2967 							 out, sizeof(out));
2968 	if (import_kek_obj->obj == NULL) {
2969 		DEVX_DRV_LOG(ERR, out, "create IMPORT_KEK", NULL, 0);
2970 		mlx5_free(import_kek_obj);
2971 		return NULL;
2972 	}
2973 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2974 	return import_kek_obj;
2975 }
2976 
2977 /**
2978  * Create general object of type CREDENTIAL using DevX API.
2979  *
2980  * @param[in] ctx
2981  *   Context returned from mlx5 open_device() glue function.
2982  * @param [in] attr
2983  *   Pointer to CREDENTIAL attributes structure.
2984  *
2985  * @return
2986  *   The DevX object created, NULL otherwise and rte_errno is set.
2987  */
2988 struct mlx5_devx_obj *
2989 mlx5_devx_cmd_create_credential_obj(void *ctx,
2990 				    struct mlx5_devx_credential_attr *attr)
2991 {
2992 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
2993 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2994 	struct mlx5_devx_obj *credential_obj = NULL;
2995 	void *ptr = NULL, *credential_addr = NULL;
2996 
2997 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
2998 				     0, SOCKET_ID_ANY);
2999 	if (credential_obj == NULL) {
3000 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
3001 		rte_errno = ENOMEM;
3002 		return NULL;
3003 	}
3004 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
3005 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3006 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3007 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3008 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
3009 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
3010 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
3011 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
3012 	memcpy(credential_addr, (void *)(attr->credential),
3013 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3014 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3015 							 out, sizeof(out));
3016 	if (credential_obj->obj == NULL) {
3017 		DEVX_DRV_LOG(ERR, out, "create CREDENTIAL", NULL, 0);
3018 		mlx5_free(credential_obj);
3019 		return NULL;
3020 	}
3021 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3022 	return credential_obj;
3023 }
3024 
3025 /**
3026  * Create general object of type CRYPTO_LOGIN using DevX API.
3027  *
3028  * @param[in] ctx
3029  *   Context returned from mlx5 open_device() glue function.
3030  * @param [in] attr
3031  *   Pointer to CRYPTO_LOGIN attributes structure.
3032  *
3033  * @return
3034  *   The DevX object created, NULL otherwise and rte_errno is set.
3035  */
3036 struct mlx5_devx_obj *
3037 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
3038 				      struct mlx5_devx_crypto_login_attr *attr)
3039 {
3040 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
3041 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3042 	struct mlx5_devx_obj *crypto_login_obj = NULL;
3043 	void *ptr = NULL, *credential_addr = NULL;
3044 
3045 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
3046 				       0, SOCKET_ID_ANY);
3047 	if (crypto_login_obj == NULL) {
3048 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
3049 		rte_errno = ENOMEM;
3050 		return NULL;
3051 	}
3052 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
3053 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3054 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3055 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3056 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
3057 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
3058 	MLX5_SET(crypto_login, ptr, credential_pointer,
3059 		 attr->credential_pointer);
3060 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
3061 		 attr->session_import_kek_ptr);
3062 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
3063 	memcpy(credential_addr, (void *)(attr->credential),
3064 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3065 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3066 							   out, sizeof(out));
3067 	if (crypto_login_obj->obj == NULL) {
3068 		DEVX_DRV_LOG(ERR, out, "create CRYPTO_LOGIN", NULL, 0);
3069 		mlx5_free(crypto_login_obj);
3070 		return NULL;
3071 	}
3072 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3073 	return crypto_login_obj;
3074 }
3075 
3076 /**
3077  * Query LAG context.
3078  *
3079  * @param[in] ctx
3080  *   Pointer to ibv_context, returned from mlx5dv_open_device.
3081  * @param[out] lag_ctx
3082  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
3083  *
3084  * @return
3085  *   0 on success, a negative value otherwise.
3086  */
3087 int
3088 mlx5_devx_cmd_query_lag(void *ctx,
3089 			struct mlx5_devx_lag_context *lag_ctx)
3090 {
3091 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
3092 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
3093 	void *lctx;
3094 	int rc;
3095 
3096 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
3097 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
3098 	if (rc)
3099 		goto error;
3100 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
3101 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
3102 					       fdb_selection_mode);
3103 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
3104 					       port_select_mode);
3105 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
3106 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
3107 						tx_remap_affinity_2);
3108 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
3109 						tx_remap_affinity_1);
3110 	return 0;
3111 error:
3112 	rc = (rc > 0) ? -rc : rc;
3113 	return rc;
3114 }
3115