xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 3c4898ef762eeb2578b9ae3d7f6e3a0e5cbca8c8)
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 		DRV_LOG(DEBUG, "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 /**
609  * Query match sample handle parameters.
610  *
611  * This command allows translating a field sample handle returned by either
612  * PARSE_GRAPH_FLOW_MATCH_SAMPLE or by GENEVE TLV OPTION object into values
613  * used for header modification or header matching/hashing.
614  *
615  * @param[in] ctx
616  *   Context used to create either GENEVE TLV option or FLEX PARSE GRAPH object.
617  * @param[in] sample_field_id
618  *   Field sample handle returned by either PARSE_GRAPH_FLOW_MATCH_SAMPLE
619  *   or by GENEVE TLV OPTION object.
620  * @param[out] attr
621  *   Pointer to match sample info attributes structure.
622  *
623  * @return
624  *   0 on success, a negative errno otherwise and rte_errno is set.
625  */
626 int
627 mlx5_devx_cmd_match_sample_info_query(void *ctx, uint32_t sample_field_id,
628 				      struct mlx5_devx_match_sample_info_query_attr *attr)
629 {
630 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
631 	uint32_t out[MLX5_ST_SZ_DW(query_match_sample_info_out)] = {0};
632 	uint32_t in[MLX5_ST_SZ_DW(query_match_sample_info_in)] = {0};
633 	int rc;
634 
635 	MLX5_SET(query_match_sample_info_in, in, opcode,
636 		 MLX5_CMD_OP_QUERY_MATCH_SAMPLE_INFO);
637 	MLX5_SET(query_match_sample_info_in, in, op_mod, 0);
638 	MLX5_SET(query_match_sample_info_in, in, sample_field_id,
639 		 sample_field_id);
640 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
641 	if (rc) {
642 		DRV_LOG(ERR, "Failed to query match sample info using DevX: %s",
643 			strerror(rc));
644 		rte_errno = rc;
645 		return -rc;
646 	}
647 	attr->modify_field_id = MLX5_GET(query_match_sample_info_out, out,
648 					 modify_field_id);
649 	attr->sample_dw_data = MLX5_GET(query_match_sample_info_out, out,
650 					field_format_select_dw);
651 	attr->sample_dw_ok_bit = MLX5_GET(query_match_sample_info_out, out,
652 					  ok_bit_format_select_dw);
653 	attr->sample_dw_ok_bit_offset = MLX5_GET(query_match_sample_info_out,
654 						 out, ok_bit_offset);
655 	return 0;
656 #else
657 	(void)ctx;
658 	(void)sample_field_id;
659 	(void)attr;
660 	return -ENOTSUP;
661 #endif
662 }
663 
664 int
665 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
666 				  uint32_t *ids,
667 				  uint32_t num, uint8_t *anchor)
668 {
669 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
670 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
671 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
672 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
673 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
674 	int ret;
675 	uint32_t idx = 0;
676 	uint32_t i;
677 
678 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
679 		rte_errno = EINVAL;
680 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
681 		return -rte_errno;
682 	}
683 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
684 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
685 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
686 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
687 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
688 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
689 					out, sizeof(out));
690 	if (ret) {
691 		rte_errno = ret;
692 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
693 			(void *)flex_obj);
694 		return -rte_errno;
695 	}
696 	if (anchor)
697 		*anchor = MLX5_GET(parse_graph_flex, flex, head_anchor_id);
698 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM && idx < num; i++) {
699 		void *s_off = (void *)((char *)sample + i *
700 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
701 		uint32_t en;
702 
703 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
704 			      flow_match_sample_en);
705 		if (!en)
706 			continue;
707 		ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
708 				      flow_match_sample_field_id);
709 	}
710 	if (num != idx) {
711 		rte_errno = EINVAL;
712 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
713 		return -rte_errno;
714 	}
715 	return ret;
716 }
717 
718 struct mlx5_devx_obj *
719 mlx5_devx_cmd_create_flex_parser(void *ctx,
720 				 struct mlx5_devx_graph_node_attr *data)
721 {
722 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
723 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
724 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
725 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
726 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
727 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
728 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
729 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
730 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
731 	uint32_t i;
732 
733 	if (!parse_flex_obj) {
734 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
735 		rte_errno = ENOMEM;
736 		return NULL;
737 	}
738 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
739 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
740 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
741 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
742 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
743 		 data->header_length_mode);
744 	MLX5_SET64(parse_graph_flex, flex, modify_field_select,
745 		   data->modify_field_select);
746 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
747 		 data->header_length_base_value);
748 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
749 		 data->header_length_field_offset);
750 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
751 		 data->header_length_field_shift);
752 	MLX5_SET(parse_graph_flex, flex, next_header_field_offset,
753 		 data->next_header_field_offset);
754 	MLX5_SET(parse_graph_flex, flex, next_header_field_size,
755 		 data->next_header_field_size);
756 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
757 		 data->header_length_field_mask);
758 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
759 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
760 		void *s_off = (void *)((char *)sample + i *
761 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
762 
763 		if (!s->flow_match_sample_en)
764 			continue;
765 		MLX5_SET(parse_graph_flow_match_sample, s_off,
766 			 flow_match_sample_en, !!s->flow_match_sample_en);
767 		MLX5_SET(parse_graph_flow_match_sample, s_off,
768 			 flow_match_sample_field_offset,
769 			 s->flow_match_sample_field_offset);
770 		MLX5_SET(parse_graph_flow_match_sample, s_off,
771 			 flow_match_sample_offset_mode,
772 			 s->flow_match_sample_offset_mode);
773 		MLX5_SET(parse_graph_flow_match_sample, s_off,
774 			 flow_match_sample_field_offset_mask,
775 			 s->flow_match_sample_field_offset_mask);
776 		MLX5_SET(parse_graph_flow_match_sample, s_off,
777 			 flow_match_sample_field_offset_shift,
778 			 s->flow_match_sample_field_offset_shift);
779 		MLX5_SET(parse_graph_flow_match_sample, s_off,
780 			 flow_match_sample_field_base_offset,
781 			 s->flow_match_sample_field_base_offset);
782 		MLX5_SET(parse_graph_flow_match_sample, s_off,
783 			 flow_match_sample_tunnel_mode,
784 			 s->flow_match_sample_tunnel_mode);
785 	}
786 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
787 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
788 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
789 		void *in_off = (void *)((char *)in_arc + i *
790 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
791 		void *out_off = (void *)((char *)out_arc + i *
792 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
793 
794 		if (ia->arc_parse_graph_node != 0) {
795 			MLX5_SET(parse_graph_arc, in_off,
796 				 compare_condition_value,
797 				 ia->compare_condition_value);
798 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
799 				 ia->start_inner_tunnel);
800 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
801 				 ia->arc_parse_graph_node);
802 			MLX5_SET(parse_graph_arc, in_off,
803 				 parse_graph_node_handle,
804 				 ia->parse_graph_node_handle);
805 		}
806 		if (oa->arc_parse_graph_node != 0) {
807 			MLX5_SET(parse_graph_arc, out_off,
808 				 compare_condition_value,
809 				 oa->compare_condition_value);
810 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
811 				 oa->start_inner_tunnel);
812 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
813 				 oa->arc_parse_graph_node);
814 			MLX5_SET(parse_graph_arc, out_off,
815 				 parse_graph_node_handle,
816 				 oa->parse_graph_node_handle);
817 		}
818 	}
819 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
820 							 out, sizeof(out));
821 	if (!parse_flex_obj->obj) {
822 		DEVX_DRV_LOG(ERR, out, "create FLEX PARSE GRAPH", NULL, 0);
823 		mlx5_free(parse_flex_obj);
824 		return NULL;
825 	}
826 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
827 	return parse_flex_obj;
828 }
829 
830 static int
831 mlx5_devx_cmd_query_hca_parse_graph_node_cap
832 	(void *ctx, struct mlx5_hca_flex_attr *attr)
833 {
834 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
835 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
836 	void *hcattr;
837 	int rc;
838 
839 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
840 			MLX5_GET_HCA_CAP_OP_MOD_PARSE_GRAPH_NODE_CAP |
841 			MLX5_HCA_CAP_OPMOD_GET_CUR);
842 	if (!hcattr)
843 		return rc;
844 	attr->node_in = MLX5_GET(parse_graph_node_cap, hcattr, node_in);
845 	attr->node_out = MLX5_GET(parse_graph_node_cap, hcattr, node_out);
846 	attr->header_length_mode = MLX5_GET(parse_graph_node_cap, hcattr,
847 					    header_length_mode);
848 	attr->sample_offset_mode = MLX5_GET(parse_graph_node_cap, hcattr,
849 					    sample_offset_mode);
850 	attr->max_num_arc_in = MLX5_GET(parse_graph_node_cap, hcattr,
851 					max_num_arc_in);
852 	attr->max_num_arc_out = MLX5_GET(parse_graph_node_cap, hcattr,
853 					 max_num_arc_out);
854 	attr->max_num_sample = MLX5_GET(parse_graph_node_cap, hcattr,
855 					max_num_sample);
856 	attr->parse_graph_anchor = MLX5_GET(parse_graph_node_cap, hcattr, parse_graph_anchor);
857 	attr->sample_tunnel_inner2 = MLX5_GET(parse_graph_node_cap, hcattr,
858 					      sample_tunnel_inner2);
859 	attr->zero_size_supported = MLX5_GET(parse_graph_node_cap, hcattr,
860 					     zero_size_supported);
861 	attr->sample_id_in_out = MLX5_GET(parse_graph_node_cap, hcattr,
862 					  sample_id_in_out);
863 	attr->max_base_header_length = MLX5_GET(parse_graph_node_cap, hcattr,
864 						max_base_header_length);
865 	attr->max_sample_base_offset = MLX5_GET(parse_graph_node_cap, hcattr,
866 						max_sample_base_offset);
867 	attr->max_next_header_offset = MLX5_GET(parse_graph_node_cap, hcattr,
868 						max_next_header_offset);
869 	attr->header_length_mask_width = MLX5_GET(parse_graph_node_cap, hcattr,
870 						  header_length_mask_width);
871 	/* Get the max supported samples from HCA CAP 2 */
872 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
873 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
874 			MLX5_HCA_CAP_OPMOD_GET_CUR);
875 	if (!hcattr)
876 		return rc;
877 	attr->max_num_prog_sample =
878 		MLX5_GET(cmd_hca_cap_2, hcattr,	max_num_prog_sample_field);
879 	return 0;
880 }
881 
882 static int
883 mlx5_devx_query_pkt_integrity_match(void *hcattr)
884 {
885 	return MLX5_GET(flow_table_nic_cap, hcattr,
886 			ft_field_support_2_nic_receive.inner_l3_ok) &&
887 	       MLX5_GET(flow_table_nic_cap, hcattr,
888 			ft_field_support_2_nic_receive.inner_l4_ok) &&
889 	       MLX5_GET(flow_table_nic_cap, hcattr,
890 			ft_field_support_2_nic_receive.outer_l3_ok) &&
891 	       MLX5_GET(flow_table_nic_cap, hcattr,
892 			ft_field_support_2_nic_receive.outer_l4_ok) &&
893 	       MLX5_GET(flow_table_nic_cap, hcattr,
894 			ft_field_support_2_nic_receive
895 				.inner_ipv4_checksum_ok) &&
896 	       MLX5_GET(flow_table_nic_cap, hcattr,
897 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
898 	       MLX5_GET(flow_table_nic_cap, hcattr,
899 			ft_field_support_2_nic_receive
900 				.outer_ipv4_checksum_ok) &&
901 	       MLX5_GET(flow_table_nic_cap, hcattr,
902 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
903 }
904 
905 /**
906  * Query HCA attributes.
907  * Using those attributes we can check on run time if the device
908  * is having the required capabilities.
909  *
910  * @param[in] ctx
911  *   Context returned from mlx5 open_device() glue function.
912  * @param[out] attr
913  *   Attributes device values.
914  *
915  * @return
916  *   0 on success, a negative value otherwise.
917  */
918 int
919 mlx5_devx_cmd_query_hca_attr(void *ctx,
920 			     struct mlx5_hca_attr *attr)
921 {
922 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
923 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
924 	bool hca_cap_2_sup;
925 	uint64_t general_obj_types_supported = 0;
926 	void *hcattr;
927 	int rc, i;
928 
929 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
930 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
931 			MLX5_HCA_CAP_OPMOD_GET_CUR);
932 	if (!hcattr)
933 		return rc;
934 	hca_cap_2_sup = MLX5_GET(cmd_hca_cap, hcattr, hca_cap_2);
935 	attr->max_wqe_sz_sq = MLX5_GET(cmd_hca_cap, hcattr, max_wqe_sz_sq);
936 	attr->flow_counter_bulk_alloc_bitmap =
937 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
938 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
939 					    flow_counters_dump);
940 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
941 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
942 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
943 					  log_max_rqt_size);
944 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
945 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
946 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
947 						log_max_hairpin_queues);
948 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
949 						    log_max_hairpin_wq_data_sz);
950 	attr->log_max_hairpin_num_packets = MLX5_GET
951 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
952 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
953 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
954 						relaxed_ordering_write);
955 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
956 					       relaxed_ordering_read);
957 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
958 					      access_register_user);
959 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
960 					  eth_net_offloads);
961 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
962 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
963 					       flex_parser_protocols);
964 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
965 			max_geneve_tlv_options);
966 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
967 			max_geneve_tlv_option_data_len);
968 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
969 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
970 					 general_obj_types) &
971 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
972 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
973 					 general_obj_types) &
974 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
975 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
976 							general_obj_types) &
977 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
978 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
979 					 general_obj_types) &
980 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
981 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
982 					  wqe_index_ignore_cap);
983 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
984 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
985 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
986 					      log_max_static_sq_wq);
987 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
988 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
989 				      device_frequency_khz);
990 	attr->scatter_fcs_w_decap_disable =
991 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
992 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
993 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
994 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
995 	attr->steering_format_version =
996 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
997 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
998 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
999 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
1000 					       regexp_num_of_engines);
1001 	/* Read the general_obj_types bitmap and extract the relevant bits. */
1002 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
1003 						 general_obj_types);
1004 	attr->vdpa.valid = !!(general_obj_types_supported &
1005 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
1006 	attr->vdpa.queue_counters_valid =
1007 			!!(general_obj_types_supported &
1008 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
1009 	attr->parse_graph_flex_node =
1010 			!!(general_obj_types_supported &
1011 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
1012 	attr->flow_hit_aso = !!(general_obj_types_supported &
1013 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
1014 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
1015 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
1016 	attr->dek = !!(general_obj_types_supported &
1017 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
1018 	attr->import_kek = !!(general_obj_types_supported &
1019 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
1020 	attr->credential = !!(general_obj_types_supported &
1021 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
1022 	attr->crypto_login = !!(general_obj_types_supported &
1023 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
1024 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
1025 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
1026 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
1027 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
1028 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
1029 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
1030 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
1031 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
1032 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
1033 	attr->reg_c_preserve =
1034 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
1035 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
1036 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
1037 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
1038 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1039 			compress_mmo_sq);
1040 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1041 			decompress_mmo_sq);
1042 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
1043 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
1044 			compress_mmo_qp);
1045 	attr->decomp_deflate_v1_en = MLX5_GET(cmd_hca_cap, hcattr,
1046 					      decompress_deflate_v1);
1047 	attr->decomp_deflate_v2_en = MLX5_GET(cmd_hca_cap, hcattr,
1048 					      decompress_deflate_v2);
1049 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
1050 						 compress_min_block_size);
1051 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
1052 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
1053 					      log_compress_mmo_size);
1054 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
1055 						log_decompress_mmo_size);
1056 	attr->decomp_lz4_data_only_en = MLX5_GET(cmd_hca_cap, hcattr,
1057 						 decompress_lz4_data_only_v2);
1058 	attr->decomp_lz4_no_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1059 						 decompress_lz4_no_checksum_v2);
1060 	attr->decomp_lz4_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1061 						decompress_lz4_checksum_v2);
1062 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
1063 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
1064 						mini_cqe_resp_flow_tag);
1065 	attr->cqe_compression_128 = MLX5_GET(cmd_hca_cap, hcattr,
1066 						cqe_compression_128);
1067 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
1068 						 mini_cqe_resp_l3_l4_tag);
1069 	attr->enhanced_cqe_compression = MLX5_GET(cmd_hca_cap, hcattr,
1070 						 enhanced_cqe_compression);
1071 	attr->umr_indirect_mkey_disabled =
1072 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
1073 	attr->umr_modify_entity_size_disabled =
1074 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
1075 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
1076 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
1077 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
1078 					 general_obj_types) &
1079 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
1080 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
1081 	attr->nic_flow_table = MLX5_GET(cmd_hca_cap, hcattr, nic_flow_table);
1082 	attr->striding_rq = MLX5_GET(cmd_hca_cap, hcattr, striding_rq);
1083 	attr->ext_stride_num_range =
1084 		MLX5_GET(cmd_hca_cap, hcattr, ext_stride_num_range);
1085 	attr->nic_flow_table = MLX5_GET(cmd_hca_cap, hcattr, nic_flow_table);
1086 	attr->max_flow_counter_15_0 = MLX5_GET(cmd_hca_cap, hcattr,
1087 			max_flow_counter_15_0);
1088 	attr->max_flow_counter_31_16 = MLX5_GET(cmd_hca_cap, hcattr,
1089 			max_flow_counter_31_16);
1090 	attr->alloc_flow_counter_pd = MLX5_GET(cmd_hca_cap, hcattr,
1091 			alloc_flow_counter_pd);
1092 	attr->flow_counter_access_aso = MLX5_GET(cmd_hca_cap, hcattr,
1093 			flow_counter_access_aso);
1094 	attr->flow_access_aso_opc_mod = MLX5_GET(cmd_hca_cap, hcattr,
1095 			flow_access_aso_opc_mod);
1096 	attr->wqe_based_flow_table_sup = MLX5_GET(cmd_hca_cap, hcattr,
1097 			wqe_based_flow_table_update_cap);
1098 	/*
1099 	 * Flex item support needs max_num_prog_sample_field
1100 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1101 	 */
1102 	if (attr->parse_graph_flex_node) {
1103 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1104 			(ctx, &attr->flex);
1105 		if (rc)
1106 			return -1;
1107 		attr->flex.query_match_sample_info = MLX5_GET(cmd_hca_cap, hcattr,
1108 							      query_match_sample_info);
1109 	}
1110 	if (attr->crypto) {
1111 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts) ||
1112 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_multi_block_be_tweak) ||
1113 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_single_block_le_tweak);
1114 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1115 				MLX5_GET_HCA_CAP_OP_MOD_CRYPTO |
1116 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1117 		if (!hcattr)
1118 			return -1;
1119 		attr->crypto_wrapped_import_method = !!(MLX5_GET(crypto_caps,
1120 						hcattr, wrapped_import_method)
1121 						& 1 << 2);
1122 		attr->crypto_mmo.crypto_mmo_qp = MLX5_GET(crypto_caps, hcattr, crypto_mmo_qp);
1123 		attr->crypto_mmo.gcm_256_encrypt =
1124 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_256_encrypt);
1125 		attr->crypto_mmo.gcm_128_encrypt =
1126 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_128_encrypt);
1127 		attr->crypto_mmo.gcm_256_decrypt =
1128 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_256_decrypt);
1129 		attr->crypto_mmo.gcm_128_decrypt =
1130 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_128_decrypt);
1131 		attr->crypto_mmo.gcm_auth_tag_128 =
1132 			MLX5_GET(crypto_caps, hcattr, gcm_auth_tag_128);
1133 		attr->crypto_mmo.gcm_auth_tag_96 =
1134 			MLX5_GET(crypto_caps, hcattr, gcm_auth_tag_96);
1135 		attr->crypto_mmo.log_crypto_mmo_max_size =
1136 			MLX5_GET(crypto_caps, hcattr, log_crypto_mmo_max_size);
1137 	}
1138 	if (hca_cap_2_sup) {
1139 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1140 				MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
1141 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1142 		if (!hcattr) {
1143 			DRV_LOG(DEBUG,
1144 				"Failed to query DevX HCA capabilities 2.");
1145 			return rc;
1146 		}
1147 		attr->log_min_stride_wqe_sz = MLX5_GET(cmd_hca_cap_2, hcattr,
1148 						       log_min_stride_wqe_sz);
1149 		attr->hairpin_sq_wqe_bb_size = MLX5_GET(cmd_hca_cap_2, hcattr,
1150 							hairpin_sq_wqe_bb_size);
1151 		attr->hairpin_sq_wq_in_host_mem = MLX5_GET(cmd_hca_cap_2, hcattr,
1152 							   hairpin_sq_wq_in_host_mem);
1153 		attr->hairpin_data_buffer_locked = MLX5_GET(cmd_hca_cap_2, hcattr,
1154 							    hairpin_data_buffer_locked);
1155 		attr->flow_counter_bulk_log_max_alloc = MLX5_GET(cmd_hca_cap_2,
1156 				hcattr, flow_counter_bulk_log_max_alloc);
1157 		attr->flow_counter_bulk_log_granularity =
1158 			MLX5_GET(cmd_hca_cap_2, hcattr,
1159 				 flow_counter_bulk_log_granularity);
1160 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1161 			      cross_vhca_object_to_object_supported);
1162 		attr->cross_vhca =
1163 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_TIR) &&
1164 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_FT) &&
1165 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_FT) &&
1166 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_RTC);
1167 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1168 			      allowed_object_for_other_vhca_access);
1169 		attr->cross_vhca = attr->cross_vhca &&
1170 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_TIR) &&
1171 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_FT) &&
1172 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_RTC);
1173 	}
1174 	if (attr->log_min_stride_wqe_sz == 0)
1175 		attr->log_min_stride_wqe_sz = MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
1176 	if (attr->qos.sup) {
1177 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1178 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
1179 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1180 		if (!hcattr) {
1181 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
1182 			return rc;
1183 		}
1184 		attr->qos.flow_meter_old =
1185 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
1186 		attr->qos.log_max_flow_meter =
1187 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
1188 		attr->qos.flow_meter_reg_c_ids =
1189 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
1190 		attr->qos.flow_meter =
1191 				MLX5_GET(qos_cap, hcattr, flow_meter);
1192 		attr->qos.packet_pacing =
1193 				MLX5_GET(qos_cap, hcattr, packet_pacing);
1194 		attr->qos.wqe_rate_pp =
1195 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
1196 		if (attr->qos.flow_meter_aso_sup) {
1197 			attr->qos.log_meter_aso_granularity =
1198 				MLX5_GET(qos_cap, hcattr,
1199 					log_meter_aso_granularity);
1200 			attr->qos.log_meter_aso_max_alloc =
1201 				MLX5_GET(qos_cap, hcattr,
1202 					log_meter_aso_max_alloc);
1203 			attr->qos.log_max_num_meter_aso =
1204 				MLX5_GET(qos_cap, hcattr,
1205 					log_max_num_meter_aso);
1206 		}
1207 	}
1208 	if (attr->vdpa.valid)
1209 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1210 	if (!attr->eth_net_offloads)
1211 		return 0;
1212 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1213 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1214 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1215 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1216 	if (!hcattr) {
1217 		attr->log_max_ft_sampler_num = 0;
1218 		return rc;
1219 	}
1220 	attr->log_max_ft_sampler_num = MLX5_GET
1221 		(flow_table_nic_cap, hcattr,
1222 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1223 	attr->flow.tunnel_header_0_1 = MLX5_GET
1224 		(flow_table_nic_cap, hcattr,
1225 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1226 	attr->flow.tunnel_header_2_3 = MLX5_GET
1227 		(flow_table_nic_cap, hcattr,
1228 		 ft_field_support_2_nic_receive.tunnel_header_2_3);
1229 	attr->modify_outer_ip_ecn = MLX5_GET
1230 		(flow_table_nic_cap, hcattr,
1231 		 ft_header_modify_nic_receive.outer_ip_ecn);
1232 	attr->set_reg_c = 0xffff;
1233 	if (attr->nic_flow_table) {
1234 #define GET_RX_REG_X_BITS \
1235 		MLX5_GET(flow_table_nic_cap, hcattr, \
1236 			 ft_header_modify_nic_receive.metadata_reg_c_x)
1237 #define GET_TX_REG_X_BITS \
1238 		MLX5_GET(flow_table_nic_cap, hcattr, \
1239 			 ft_header_modify_nic_transmit.metadata_reg_c_x)
1240 
1241 		uint32_t tx_reg, rx_reg, reg_c_8_15;
1242 
1243 		tx_reg = GET_TX_REG_X_BITS;
1244 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1245 				      ft_field_support_2_nic_transmit.metadata_reg_c_8_15);
1246 		tx_reg |= ((0xff & reg_c_8_15) << 8);
1247 		rx_reg = GET_RX_REG_X_BITS;
1248 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1249 				      ft_field_support_2_nic_receive.metadata_reg_c_8_15);
1250 		rx_reg |= ((0xff & reg_c_8_15) << 8);
1251 		attr->set_reg_c &= (rx_reg & tx_reg);
1252 
1253 #undef GET_RX_REG_X_BITS
1254 #undef GET_TX_REG_X_BITS
1255 	}
1256 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1257 	attr->inner_ipv4_ihl = MLX5_GET
1258 		(flow_table_nic_cap, hcattr,
1259 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1260 	attr->outer_ipv4_ihl = MLX5_GET
1261 		(flow_table_nic_cap, hcattr,
1262 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1263 	attr->lag_rx_port_affinity = MLX5_GET
1264 		(flow_table_nic_cap, hcattr,
1265 		 ft_field_support_2_nic_receive.lag_rx_port_affinity);
1266 	/* Query HCA offloads for Ethernet protocol. */
1267 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1268 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1269 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1270 	if (!hcattr) {
1271 		attr->eth_net_offloads = 0;
1272 		return rc;
1273 	}
1274 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1275 					 hcattr, wqe_vlan_insert);
1276 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1277 					 hcattr, csum_cap);
1278 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1279 					 hcattr, vlan_cap);
1280 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1281 				 lro_cap);
1282 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1283 				 hcattr, max_lso_cap);
1284 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1285 				 hcattr, scatter_fcs);
1286 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1287 					hcattr, tunnel_lro_gre);
1288 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1289 					  hcattr, tunnel_lro_vxlan);
1290 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1291 					  hcattr, swp);
1292 	attr->tunnel_stateless_gre =
1293 				MLX5_GET(per_protocol_networking_offload_caps,
1294 					  hcattr, tunnel_stateless_gre);
1295 	attr->tunnel_stateless_vxlan =
1296 				MLX5_GET(per_protocol_networking_offload_caps,
1297 					  hcattr, tunnel_stateless_vxlan);
1298 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1299 					  hcattr, swp_csum);
1300 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1301 					  hcattr, swp_lso);
1302 	attr->lro_max_msg_sz_mode = MLX5_GET
1303 					(per_protocol_networking_offload_caps,
1304 					 hcattr, lro_max_msg_sz_mode);
1305 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1306 		attr->lro_timer_supported_periods[i] =
1307 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1308 				 lro_timer_supported_periods[i]);
1309 	}
1310 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1311 					  hcattr, lro_min_mss_size);
1312 	attr->tunnel_stateless_geneve_rx =
1313 			    MLX5_GET(per_protocol_networking_offload_caps,
1314 				     hcattr, tunnel_stateless_geneve_rx);
1315 	attr->geneve_max_opt_len =
1316 		    MLX5_GET(per_protocol_networking_offload_caps,
1317 			     hcattr, max_geneve_opt_len);
1318 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1319 					 hcattr, wqe_inline_mode);
1320 	attr->tunnel_stateless_gtp = MLX5_GET
1321 					(per_protocol_networking_offload_caps,
1322 					 hcattr, tunnel_stateless_gtp);
1323 	attr->tunnel_stateless_vxlan_gpe_nsh = MLX5_GET
1324 					(per_protocol_networking_offload_caps,
1325 					 hcattr, tunnel_stateless_vxlan_gpe_nsh);
1326 	attr->rss_ind_tbl_cap = MLX5_GET
1327 					(per_protocol_networking_offload_caps,
1328 					 hcattr, rss_ind_tbl_cap);
1329 	attr->multi_pkt_send_wqe = MLX5_GET
1330 					(per_protocol_networking_offload_caps,
1331 					 hcattr, multi_pkt_send_wqe);
1332 	attr->enhanced_multi_pkt_send_wqe = MLX5_GET
1333 					(per_protocol_networking_offload_caps,
1334 					 hcattr, enhanced_multi_pkt_send_wqe);
1335 	if (attr->wqe_based_flow_table_sup) {
1336 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1337 				MLX5_GET_HCA_CAP_OP_MOD_WQE_BASED_FLOW_TABLE |
1338 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1339 		if (!hcattr) {
1340 			DRV_LOG(DEBUG, "Failed to query WQE Based Flow table capabilities");
1341 			return rc;
1342 		}
1343 		attr->max_header_modify_pattern_length = MLX5_GET(wqe_based_flow_table_cap,
1344 								  hcattr,
1345 								  max_header_modify_pattern_length);
1346 	}
1347 	/* Query HCA attribute for ROCE. */
1348 	if (attr->roce) {
1349 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1350 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1351 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1352 		if (!hcattr) {
1353 			DRV_LOG(DEBUG,
1354 				"Failed to query devx HCA ROCE capabilities");
1355 			return rc;
1356 		}
1357 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1358 	}
1359 	if (attr->eth_virt &&
1360 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1361 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1362 		if (rc) {
1363 			attr->eth_virt = 0;
1364 			goto error;
1365 		}
1366 	}
1367 	if (attr->eswitch_manager) {
1368 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1369 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1370 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1371 		if (!hcattr)
1372 			return rc;
1373 		attr->esw_mgr_vport_id_valid =
1374 			MLX5_GET(esw_cap, hcattr,
1375 				 esw_manager_vport_number_valid);
1376 		attr->esw_mgr_vport_id =
1377 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1378 	}
1379 	if (attr->eswitch_manager) {
1380 		uint32_t esw_reg, reg_c_8_15;
1381 
1382 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1383 				MLX5_GET_HCA_CAP_OP_MOD_ESW_FLOW_TABLE |
1384 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1385 		if (!hcattr)
1386 			return rc;
1387 		esw_reg = MLX5_GET(flow_table_esw_cap, hcattr,
1388 				   ft_header_modify_esw_fdb.metadata_reg_c_x);
1389 		reg_c_8_15 = MLX5_GET(flow_table_esw_cap, hcattr,
1390 				      ft_field_support_2_esw_fdb.metadata_reg_c_8_15);
1391 		attr->set_reg_c &= ((0xff & reg_c_8_15) << 8) | esw_reg;
1392 	}
1393 	return 0;
1394 error:
1395 	rc = (rc > 0) ? -rc : rc;
1396 	return rc;
1397 }
1398 
1399 /**
1400  * Query TIS transport domain from QP verbs object using DevX API.
1401  *
1402  * @param[in] qp
1403  *   Pointer to verbs QP returned by ibv_create_qp .
1404  * @param[in] tis_num
1405  *   TIS number of TIS to query.
1406  * @param[out] tis_td
1407  *   Pointer to TIS transport domain variable, to be set by the routine.
1408  *
1409  * @return
1410  *   0 on success, a negative value otherwise.
1411  */
1412 int
1413 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1414 			      uint32_t *tis_td)
1415 {
1416 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1417 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1418 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1419 	int rc;
1420 	void *tis_ctx;
1421 
1422 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1423 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1424 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1425 	if (rc) {
1426 		DRV_LOG(ERR, "Failed to query QP using DevX");
1427 		return -rc;
1428 	};
1429 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1430 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1431 	return 0;
1432 #else
1433 	(void)qp;
1434 	(void)tis_num;
1435 	(void)tis_td;
1436 	return -ENOTSUP;
1437 #endif
1438 }
1439 
1440 /**
1441  * Fill WQ data for DevX API command.
1442  * Utility function for use when creating DevX objects containing a WQ.
1443  *
1444  * @param[in] wq_ctx
1445  *   Pointer to WQ context to fill with data.
1446  * @param [in] wq_attr
1447  *   Pointer to WQ attributes structure to fill in WQ context.
1448  */
1449 static void
1450 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1451 {
1452 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1453 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1454 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1455 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1456 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1457 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1458 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1459 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1460 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1461 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1462 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1463 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1464 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1465 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1466 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1467 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1468 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1469 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1470 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1471 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1472 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1473 		 wq_attr->log_hairpin_num_packets);
1474 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1475 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1476 		 wq_attr->single_wqe_log_num_of_strides);
1477 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1478 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1479 		 wq_attr->single_stride_log_num_of_bytes);
1480 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1481 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1482 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1483 }
1484 
1485 /**
1486  * Create RQ using DevX API.
1487  *
1488  * @param[in] ctx
1489  *   Context returned from mlx5 open_device() glue function.
1490  * @param [in] rq_attr
1491  *   Pointer to create RQ attributes structure.
1492  * @param [in] socket
1493  *   CPU socket ID for allocations.
1494  *
1495  * @return
1496  *   The DevX object created, NULL otherwise and rte_errno is set.
1497  */
1498 struct mlx5_devx_obj *
1499 mlx5_devx_cmd_create_rq(void *ctx,
1500 			struct mlx5_devx_create_rq_attr *rq_attr,
1501 			int socket)
1502 {
1503 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1504 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1505 	void *rq_ctx, *wq_ctx;
1506 	struct mlx5_devx_wq_attr *wq_attr;
1507 	struct mlx5_devx_obj *rq = NULL;
1508 
1509 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1510 	if (!rq) {
1511 		DRV_LOG(ERR, "Failed to allocate RQ data");
1512 		rte_errno = ENOMEM;
1513 		return NULL;
1514 	}
1515 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1516 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1517 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1518 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1519 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1520 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1521 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1522 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1523 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1524 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1525 	MLX5_SET(rqc, rq_ctx, hairpin_data_buffer_type, rq_attr->hairpin_data_buffer_type);
1526 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1527 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1528 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1529 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1530 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1531 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1532 	wq_attr = &rq_attr->wq_attr;
1533 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1534 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1535 						  out, sizeof(out));
1536 	if (!rq->obj) {
1537 		DEVX_DRV_LOG(ERR, out, "create RQ", NULL, 0);
1538 		mlx5_free(rq);
1539 		return NULL;
1540 	}
1541 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1542 	return rq;
1543 }
1544 
1545 /**
1546  * Modify RQ using DevX API.
1547  *
1548  * @param[in] rq
1549  *   Pointer to RQ object structure.
1550  * @param [in] rq_attr
1551  *   Pointer to modify RQ attributes structure.
1552  *
1553  * @return
1554  *   0 on success, a negative errno value otherwise and rte_errno is set.
1555  */
1556 int
1557 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1558 			struct mlx5_devx_modify_rq_attr *rq_attr)
1559 {
1560 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1561 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1562 	void *rq_ctx, *wq_ctx;
1563 	int ret;
1564 
1565 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1566 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1567 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1568 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1569 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1570 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1571 	if (rq_attr->modify_bitmask &
1572 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1573 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1574 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1575 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1576 	if (rq_attr->modify_bitmask &
1577 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1578 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1579 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1580 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1581 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1582 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1583 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1584 	}
1585 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1586 					 out, sizeof(out));
1587 	if (ret) {
1588 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1589 		rte_errno = errno;
1590 		return -errno;
1591 	}
1592 	return ret;
1593 }
1594 
1595 /**
1596  * Create RMP using DevX API.
1597  *
1598  * @param[in] ctx
1599  *   Context returned from mlx5 open_device() glue function.
1600  * @param [in] rmp_attr
1601  *   Pointer to create RMP attributes structure.
1602  * @param [in] socket
1603  *   CPU socket ID for allocations.
1604  *
1605  * @return
1606  *   The DevX object created, NULL otherwise and rte_errno is set.
1607  */
1608 struct mlx5_devx_obj *
1609 mlx5_devx_cmd_create_rmp(void *ctx,
1610 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1611 			 int socket)
1612 {
1613 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1614 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1615 	void *rmp_ctx, *wq_ctx;
1616 	struct mlx5_devx_wq_attr *wq_attr;
1617 	struct mlx5_devx_obj *rmp = NULL;
1618 
1619 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1620 	if (!rmp) {
1621 		DRV_LOG(ERR, "Failed to allocate RMP data");
1622 		rte_errno = ENOMEM;
1623 		return NULL;
1624 	}
1625 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1626 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1627 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1628 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1629 		 rmp_attr->basic_cyclic_rcv_wqe);
1630 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1631 	wq_attr = &rmp_attr->wq_attr;
1632 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1633 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1634 					      sizeof(out));
1635 	if (!rmp->obj) {
1636 		DEVX_DRV_LOG(ERR, out, "create RMP", NULL, 0);
1637 		mlx5_free(rmp);
1638 		return NULL;
1639 	}
1640 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1641 	return rmp;
1642 }
1643 
1644 /*
1645  * Create TIR using DevX API.
1646  *
1647  * @param[in] ctx
1648  *  Context returned from mlx5 open_device() glue function.
1649  * @param [in] tir_attr
1650  *   Pointer to TIR attributes structure.
1651  *
1652  * @return
1653  *   The DevX object created, NULL otherwise and rte_errno is set.
1654  */
1655 struct mlx5_devx_obj *
1656 mlx5_devx_cmd_create_tir(void *ctx,
1657 			 struct mlx5_devx_tir_attr *tir_attr)
1658 {
1659 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1660 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1661 	void *tir_ctx, *outer, *inner, *rss_key;
1662 	struct mlx5_devx_obj *tir = NULL;
1663 
1664 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1665 	if (!tir) {
1666 		DRV_LOG(ERR, "Failed to allocate TIR data");
1667 		rte_errno = ENOMEM;
1668 		return NULL;
1669 	}
1670 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1671 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1672 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1673 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1674 		 tir_attr->lro_timeout_period_usecs);
1675 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1676 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1677 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1678 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1679 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1680 		 tir_attr->tunneled_offload_en);
1681 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1682 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1683 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1684 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1685 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1686 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1687 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1688 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1689 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1690 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1691 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1692 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1693 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1694 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1695 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1696 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1697 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1698 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1699 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1700 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1701 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1702 						   out, sizeof(out));
1703 	if (!tir->obj) {
1704 		DEVX_DRV_LOG(ERR, out, "create TIR", NULL, 0);
1705 		mlx5_free(tir);
1706 		return NULL;
1707 	}
1708 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1709 	return tir;
1710 }
1711 
1712 /**
1713  * Modify TIR using DevX API.
1714  *
1715  * @param[in] tir
1716  *   Pointer to TIR DevX object structure.
1717  * @param [in] modify_tir_attr
1718  *   Pointer to TIR modification attributes structure.
1719  *
1720  * @return
1721  *   0 on success, a negative errno value otherwise and rte_errno is set.
1722  */
1723 int
1724 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1725 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1726 {
1727 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1728 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1729 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1730 	void *tir_ctx;
1731 	int ret;
1732 
1733 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1734 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1735 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1736 		   modify_tir_attr->modify_bitmask);
1737 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1738 	if (modify_tir_attr->modify_bitmask &
1739 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1740 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1741 			 tir_attr->lro_timeout_period_usecs);
1742 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1743 			 tir_attr->lro_enable_mask);
1744 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1745 			 tir_attr->lro_max_msg_sz);
1746 	}
1747 	if (modify_tir_attr->modify_bitmask &
1748 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1749 		MLX5_SET(tirc, tir_ctx, indirect_table,
1750 			 tir_attr->indirect_table);
1751 	if (modify_tir_attr->modify_bitmask &
1752 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1753 		int i;
1754 		void *outer, *inner;
1755 
1756 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1757 			 tir_attr->rx_hash_symmetric);
1758 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1759 		for (i = 0; i < 10; i++) {
1760 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1761 				 tir_attr->rx_hash_toeplitz_key[i]);
1762 		}
1763 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1764 				     rx_hash_field_selector_outer);
1765 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1766 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1767 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1768 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1769 		MLX5_SET
1770 		(rx_hash_field_select, outer, selected_fields,
1771 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1772 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1773 				     rx_hash_field_selector_inner);
1774 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1775 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1776 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1777 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1778 		MLX5_SET
1779 		(rx_hash_field_select, inner, selected_fields,
1780 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1781 	}
1782 	if (modify_tir_attr->modify_bitmask &
1783 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1784 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1785 	}
1786 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1787 					 out, sizeof(out));
1788 	if (ret) {
1789 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1790 		rte_errno = errno;
1791 		return -errno;
1792 	}
1793 	return ret;
1794 }
1795 
1796 /**
1797  * Create RQT using DevX API.
1798  *
1799  * @param[in] ctx
1800  *   Context returned from mlx5 open_device() glue function.
1801  * @param [in] rqt_attr
1802  *   Pointer to RQT attributes structure.
1803  *
1804  * @return
1805  *   The DevX object created, NULL otherwise and rte_errno is set.
1806  */
1807 struct mlx5_devx_obj *
1808 mlx5_devx_cmd_create_rqt(void *ctx,
1809 			 struct mlx5_devx_rqt_attr *rqt_attr)
1810 {
1811 	uint32_t *in = NULL;
1812 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1813 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1814 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1815 	void *rqt_ctx;
1816 	struct mlx5_devx_obj *rqt = NULL;
1817 	int i;
1818 
1819 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1820 	if (!in) {
1821 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1822 		rte_errno = ENOMEM;
1823 		return NULL;
1824 	}
1825 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1826 	if (!rqt) {
1827 		DRV_LOG(ERR, "Failed to allocate RQT data");
1828 		rte_errno = ENOMEM;
1829 		mlx5_free(in);
1830 		return NULL;
1831 	}
1832 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1833 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1834 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1835 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1836 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1837 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1838 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1839 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1840 	mlx5_free(in);
1841 	if (!rqt->obj) {
1842 		DEVX_DRV_LOG(ERR, out, "create RQT", NULL, 0);
1843 		mlx5_free(rqt);
1844 		return NULL;
1845 	}
1846 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1847 	return rqt;
1848 }
1849 
1850 /**
1851  * Modify RQT using DevX API.
1852  *
1853  * @param[in] rqt
1854  *   Pointer to RQT DevX object structure.
1855  * @param [in] rqt_attr
1856  *   Pointer to RQT attributes structure.
1857  *
1858  * @return
1859  *   0 on success, a negative errno value otherwise and rte_errno is set.
1860  */
1861 int
1862 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1863 			 struct mlx5_devx_rqt_attr *rqt_attr)
1864 {
1865 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1866 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1867 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1868 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1869 	void *rqt_ctx;
1870 	int i;
1871 	int ret;
1872 
1873 	if (!in) {
1874 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1875 		rte_errno = ENOMEM;
1876 		return -ENOMEM;
1877 	}
1878 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1879 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1880 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1881 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1882 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1883 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1884 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1885 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1886 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1887 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1888 	mlx5_free(in);
1889 	if (ret) {
1890 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1891 		rte_errno = errno;
1892 		return -rte_errno;
1893 	}
1894 	return ret;
1895 }
1896 
1897 /**
1898  * Create SQ using DevX API.
1899  *
1900  * @param[in] ctx
1901  *   Context returned from mlx5 open_device() glue function.
1902  * @param [in] sq_attr
1903  *   Pointer to SQ attributes structure.
1904  * @param [in] socket
1905  *   CPU socket ID for allocations.
1906  *
1907  * @return
1908  *   The DevX object created, NULL otherwise and rte_errno is set.
1909  **/
1910 struct mlx5_devx_obj *
1911 mlx5_devx_cmd_create_sq(void *ctx,
1912 			struct mlx5_devx_create_sq_attr *sq_attr)
1913 {
1914 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1915 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1916 	void *sq_ctx;
1917 	void *wq_ctx;
1918 	struct mlx5_devx_wq_attr *wq_attr;
1919 	struct mlx5_devx_obj *sq = NULL;
1920 
1921 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1922 	if (!sq) {
1923 		DRV_LOG(ERR, "Failed to allocate SQ data");
1924 		rte_errno = ENOMEM;
1925 		return NULL;
1926 	}
1927 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1928 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1929 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1930 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1931 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1932 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1933 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1934 		 sq_attr->allow_multi_pkt_send_wqe);
1935 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1936 		 sq_attr->min_wqe_inline_mode);
1937 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1938 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1939 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1940 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1941 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1942 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1943 	MLX5_SET(sqc, sq_ctx, hairpin_wq_buffer_type, sq_attr->hairpin_wq_buffer_type);
1944 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1945 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1946 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1947 		 sq_attr->packet_pacing_rate_limit_index);
1948 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1949 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1950 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1951 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1952 	wq_attr = &sq_attr->wq_attr;
1953 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1954 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1955 					     out, sizeof(out));
1956 	if (!sq->obj) {
1957 		DEVX_DRV_LOG(ERR, out, "create SQ", NULL, 0);
1958 		mlx5_free(sq);
1959 		return NULL;
1960 	}
1961 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1962 	return sq;
1963 }
1964 
1965 /**
1966  * Modify SQ using DevX API.
1967  *
1968  * @param[in] sq
1969  *   Pointer to SQ object structure.
1970  * @param [in] sq_attr
1971  *   Pointer to SQ attributes structure.
1972  *
1973  * @return
1974  *   0 on success, a negative errno value otherwise and rte_errno is set.
1975  */
1976 int
1977 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1978 			struct mlx5_devx_modify_sq_attr *sq_attr)
1979 {
1980 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1981 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1982 	void *sq_ctx;
1983 	int ret;
1984 
1985 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1986 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1987 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1988 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1989 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1990 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1991 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1992 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1993 					 out, sizeof(out));
1994 	if (ret) {
1995 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1996 		rte_errno = errno;
1997 		return -rte_errno;
1998 	}
1999 	return ret;
2000 }
2001 
2002 /**
2003  * Create TIS using DevX API.
2004  *
2005  * @param[in] ctx
2006  *   Context returned from mlx5 open_device() glue function.
2007  * @param [in] tis_attr
2008  *   Pointer to TIS attributes structure.
2009  *
2010  * @return
2011  *   The DevX object created, NULL otherwise and rte_errno is set.
2012  */
2013 struct mlx5_devx_obj *
2014 mlx5_devx_cmd_create_tis(void *ctx,
2015 			 struct mlx5_devx_tis_attr *tis_attr)
2016 {
2017 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
2018 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
2019 	struct mlx5_devx_obj *tis = NULL;
2020 	void *tis_ctx;
2021 
2022 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
2023 	if (!tis) {
2024 		DRV_LOG(ERR, "Failed to allocate TIS object");
2025 		rte_errno = ENOMEM;
2026 		return NULL;
2027 	}
2028 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
2029 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
2030 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
2031 		 tis_attr->strict_lag_tx_port_affinity);
2032 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
2033 		 tis_attr->lag_tx_port_affinity);
2034 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
2035 	MLX5_SET(tisc, tis_ctx, transport_domain,
2036 		 tis_attr->transport_domain);
2037 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2038 					      out, sizeof(out));
2039 	if (!tis->obj) {
2040 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2041 		mlx5_free(tis);
2042 		return NULL;
2043 	}
2044 	tis->id = MLX5_GET(create_tis_out, out, tisn);
2045 	return tis;
2046 }
2047 
2048 /**
2049  * Create transport domain using DevX API.
2050  *
2051  * @param[in] ctx
2052  *   Context returned from mlx5 open_device() glue function.
2053  * @return
2054  *   The DevX object created, NULL otherwise and rte_errno is set.
2055  */
2056 struct mlx5_devx_obj *
2057 mlx5_devx_cmd_create_td(void *ctx)
2058 {
2059 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
2060 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
2061 	struct mlx5_devx_obj *td = NULL;
2062 
2063 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
2064 	if (!td) {
2065 		DRV_LOG(ERR, "Failed to allocate TD object");
2066 		rte_errno = ENOMEM;
2067 		return NULL;
2068 	}
2069 	MLX5_SET(alloc_transport_domain_in, in, opcode,
2070 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
2071 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2072 					     out, sizeof(out));
2073 	if (!td->obj) {
2074 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2075 		mlx5_free(td);
2076 		return NULL;
2077 	}
2078 	td->id = MLX5_GET(alloc_transport_domain_out, out,
2079 			   transport_domain);
2080 	return td;
2081 }
2082 
2083 /**
2084  * Dump all flows to file.
2085  *
2086  * @param[in] fdb_domain
2087  *   FDB domain.
2088  * @param[in] rx_domain
2089  *   RX domain.
2090  * @param[in] tx_domain
2091  *   TX domain.
2092  * @param[out] file
2093  *   Pointer to file stream.
2094  *
2095  * @return
2096  *   0 on success, a negative value otherwise.
2097  */
2098 int
2099 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
2100 			void *rx_domain __rte_unused,
2101 			void *tx_domain __rte_unused, FILE *file __rte_unused)
2102 {
2103 	int ret = 0;
2104 
2105 #ifdef HAVE_MLX5_DR_FLOW_DUMP
2106 	if (fdb_domain) {
2107 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
2108 		if (ret)
2109 			return ret;
2110 	}
2111 	MLX5_ASSERT(rx_domain);
2112 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
2113 	if (ret)
2114 		return ret;
2115 	MLX5_ASSERT(tx_domain);
2116 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
2117 #else
2118 	ret = ENOTSUP;
2119 #endif
2120 	return -ret;
2121 }
2122 
2123 int
2124 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
2125 			FILE *file __rte_unused)
2126 {
2127 	int ret = 0;
2128 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
2129 	if (rule_info)
2130 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
2131 #else
2132 	ret = ENOTSUP;
2133 #endif
2134 	return -ret;
2135 }
2136 
2137 /*
2138  * Create CQ using DevX API.
2139  *
2140  * @param[in] ctx
2141  *   Context returned from mlx5 open_device() glue function.
2142  * @param [in] attr
2143  *   Pointer to CQ attributes structure.
2144  *
2145  * @return
2146  *   The DevX object created, NULL otherwise and rte_errno is set.
2147  */
2148 struct mlx5_devx_obj *
2149 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
2150 {
2151 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
2152 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
2153 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2154 						   sizeof(*cq_obj),
2155 						   0, SOCKET_ID_ANY);
2156 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
2157 
2158 	if (!cq_obj) {
2159 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
2160 		rte_errno = ENOMEM;
2161 		return NULL;
2162 	}
2163 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
2164 	if (attr->db_umem_valid) {
2165 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
2166 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
2167 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
2168 	} else {
2169 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
2170 	}
2171 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
2172 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
2173 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
2174 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
2175 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
2176 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2177 		MLX5_SET(cqc, cqctx, log_page_size,
2178 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2179 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
2180 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
2181 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
2182 	MLX5_SET(cqc, cqctx, cqe_comp_layout, !!attr->cqe_comp_layout);
2183 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
2184 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
2185 		 attr->mini_cqe_res_format_ext);
2186 	if (attr->q_umem_valid) {
2187 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
2188 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
2189 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
2190 			   attr->q_umem_offset);
2191 	}
2192 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2193 						 sizeof(out));
2194 	if (!cq_obj->obj) {
2195 		DEVX_DRV_LOG(ERR, out, "create CQ", NULL, 0);
2196 		mlx5_free(cq_obj);
2197 		return NULL;
2198 	}
2199 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
2200 	return cq_obj;
2201 }
2202 
2203 /**
2204  * Create VIRTQ using DevX API.
2205  *
2206  * @param[in] ctx
2207  *   Context returned from mlx5 open_device() glue function.
2208  * @param [in] attr
2209  *   Pointer to VIRTQ attributes structure.
2210  *
2211  * @return
2212  *   The DevX object created, NULL otherwise and rte_errno is set.
2213  */
2214 struct mlx5_devx_obj *
2215 mlx5_devx_cmd_create_virtq(void *ctx,
2216 			   struct mlx5_devx_virtq_attr *attr)
2217 {
2218 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2219 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2220 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2221 						     sizeof(*virtq_obj),
2222 						     0, SOCKET_ID_ANY);
2223 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2224 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2225 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2226 
2227 	if (!virtq_obj) {
2228 		DRV_LOG(ERR, "Failed to allocate virtq data.");
2229 		rte_errno = ENOMEM;
2230 		return NULL;
2231 	}
2232 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2233 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2234 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2235 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2236 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2237 		   attr->hw_available_index);
2238 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2239 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2240 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2241 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2242 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2243 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2244 		   attr->virtio_version_1_0);
2245 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2246 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2247 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2248 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2249 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2250 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2251 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2252 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2253 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2254 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2255 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2256 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2257 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2258 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2259 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2260 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2261 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2262 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2263 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2264 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2265 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2266 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2267 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2268 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2269 						    sizeof(out));
2270 	if (!virtq_obj->obj) {
2271 		DEVX_DRV_LOG(ERR, out, "create VIRTQ", NULL, 0);
2272 		mlx5_free(virtq_obj);
2273 		return NULL;
2274 	}
2275 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2276 	return virtq_obj;
2277 }
2278 
2279 /**
2280  * Modify VIRTQ using DevX API.
2281  *
2282  * @param[in] virtq_obj
2283  *   Pointer to virtq object structure.
2284  * @param [in] attr
2285  *   Pointer to modify virtq attributes structure.
2286  *
2287  * @return
2288  *   0 on success, a negative errno value otherwise and rte_errno is set.
2289  */
2290 int
2291 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2292 			   struct mlx5_devx_virtq_attr *attr)
2293 {
2294 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2295 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2296 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2297 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2298 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2299 	int ret;
2300 
2301 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2302 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2303 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2304 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2305 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2306 	MLX5_SET64(virtio_net_q, virtq, modify_field_select,
2307 		attr->mod_fields_bitmap);
2308 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2309 	if (!attr->mod_fields_bitmap) {
2310 		DRV_LOG(ERR, "Failed to modify VIRTQ for no type set.");
2311 		rte_errno = EINVAL;
2312 		return -rte_errno;
2313 	}
2314 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_STATE)
2315 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2316 	if (attr->mod_fields_bitmap &
2317 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS) {
2318 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2319 			 attr->dirty_bitmap_mkey);
2320 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2321 			 attr->dirty_bitmap_addr);
2322 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2323 			 attr->dirty_bitmap_size);
2324 	}
2325 	if (attr->mod_fields_bitmap &
2326 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE)
2327 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2328 			 attr->dirty_bitmap_dump_enable);
2329 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_QUEUE_PERIOD) {
2330 		MLX5_SET(virtio_q, virtctx, queue_period_mode,
2331 			attr->hw_latency_mode);
2332 		MLX5_SET(virtio_q, virtctx, queue_period_us,
2333 			attr->hw_max_latency_us);
2334 		MLX5_SET(virtio_q, virtctx, queue_max_count,
2335 			attr->hw_max_pending_comp);
2336 	}
2337 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_ADDR) {
2338 		MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2339 		MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2340 		MLX5_SET64(virtio_q, virtctx, available_addr,
2341 			attr->available_addr);
2342 	}
2343 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_AVAILABLE_INDEX)
2344 		MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2345 		   attr->hw_available_index);
2346 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_USED_INDEX)
2347 		MLX5_SET16(virtio_net_q, virtq, hw_used_index,
2348 			attr->hw_used_index);
2349 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_TYPE)
2350 		MLX5_SET16(virtio_q, virtctx, virtio_q_type, attr->q_type);
2351 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_VERSION_1_0)
2352 		MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2353 		   attr->virtio_version_1_0);
2354 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_MKEY)
2355 		MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2356 	if (attr->mod_fields_bitmap &
2357 		MLX5_VIRTQ_MODIFY_TYPE_QUEUE_FEATURE_BIT_MASK) {
2358 		MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2359 		MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2360 		MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2361 		MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2362 	}
2363 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_EVENT_MODE) {
2364 		MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2365 		MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2366 	}
2367 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2368 					 out, sizeof(out));
2369 	if (ret) {
2370 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2371 		rte_errno = errno;
2372 		return -rte_errno;
2373 	}
2374 	return ret;
2375 }
2376 
2377 /**
2378  * Query VIRTQ using DevX API.
2379  *
2380  * @param[in] virtq_obj
2381  *   Pointer to virtq object structure.
2382  * @param [in/out] attr
2383  *   Pointer to virtq attributes structure.
2384  *
2385  * @return
2386  *   0 on success, a negative errno value otherwise and rte_errno is set.
2387  */
2388 int
2389 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2390 			   struct mlx5_devx_virtq_attr *attr)
2391 {
2392 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2393 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2394 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2395 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2396 	int ret;
2397 
2398 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2399 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2400 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2401 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2402 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2403 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2404 					 out, sizeof(out));
2405 	if (ret) {
2406 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2407 		rte_errno = errno;
2408 		return -errno;
2409 	}
2410 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2411 					      hw_available_index);
2412 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2413 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2414 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2415 				      virtio_q_context.error_type);
2416 	return ret;
2417 }
2418 
2419 /**
2420  * Create QP using DevX API.
2421  *
2422  * @param[in] ctx
2423  *   Context returned from mlx5 open_device() glue function.
2424  * @param [in] attr
2425  *   Pointer to QP attributes structure.
2426  *
2427  * @return
2428  *   The DevX object created, NULL otherwise and rte_errno is set.
2429  */
2430 struct mlx5_devx_obj *
2431 mlx5_devx_cmd_create_qp(void *ctx,
2432 			struct mlx5_devx_qp_attr *attr)
2433 {
2434 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2435 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2436 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2437 						   sizeof(*qp_obj),
2438 						   0, SOCKET_ID_ANY);
2439 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2440 
2441 	if (!qp_obj) {
2442 		DRV_LOG(ERR, "Failed to allocate QP data.");
2443 		rte_errno = ENOMEM;
2444 		return NULL;
2445 	}
2446 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2447 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2448 	MLX5_SET(qpc, qpc, pd, attr->pd);
2449 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2450 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2451 	if (attr->uar_index) {
2452 		if (attr->mmo) {
2453 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2454 				in, qpc_extension_and_pas_list);
2455 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2456 				qpc_ext_and_pas_list, qpc_data_extension);
2457 
2458 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2459 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2460 		}
2461 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2462 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2463 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2464 			MLX5_SET(qpc, qpc, log_page_size,
2465 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2466 		if (attr->num_of_send_wqbbs) {
2467 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2468 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2469 			MLX5_SET(qpc, qpc, log_sq_size,
2470 				 rte_log2_u32(attr->num_of_send_wqbbs));
2471 		} else {
2472 			MLX5_SET(qpc, qpc, no_sq, 1);
2473 		}
2474 		if (attr->num_of_receive_wqes) {
2475 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2476 					attr->num_of_receive_wqes));
2477 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2478 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2479 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2480 			MLX5_SET(qpc, qpc, log_rq_size,
2481 				 rte_log2_u32(attr->num_of_receive_wqes));
2482 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2483 		} else {
2484 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2485 		}
2486 		if (attr->dbr_umem_valid) {
2487 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2488 				 attr->dbr_umem_valid);
2489 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2490 		}
2491 		if (attr->cd_master)
2492 			MLX5_SET(qpc, qpc, cd_master, attr->cd_master);
2493 		if (attr->cd_slave_send)
2494 			MLX5_SET(qpc, qpc, cd_slave_send, attr->cd_slave_send);
2495 		if (attr->cd_slave_recv)
2496 			MLX5_SET(qpc, qpc, cd_slave_receive, attr->cd_slave_recv);
2497 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2498 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2499 			   attr->wq_umem_offset);
2500 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2501 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2502 	} else {
2503 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2504 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2505 		MLX5_SET(qpc, qpc, no_sq, 1);
2506 	}
2507 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2508 						 sizeof(out));
2509 	if (!qp_obj->obj) {
2510 		DEVX_DRV_LOG(ERR, out, "create QP", NULL, 0);
2511 		mlx5_free(qp_obj);
2512 		return NULL;
2513 	}
2514 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2515 	return qp_obj;
2516 }
2517 
2518 /**
2519  * Modify QP using DevX API.
2520  * Currently supports only force loop-back QP.
2521  *
2522  * @param[in] qp
2523  *   Pointer to QP object structure.
2524  * @param [in] qp_st_mod_op
2525  *   The QP state modification operation.
2526  * @param [in] remote_qp_id
2527  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2528  *
2529  * @return
2530  *   0 on success, a negative errno value otherwise and rte_errno is set.
2531  */
2532 int
2533 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2534 			      uint32_t remote_qp_id)
2535 {
2536 	union {
2537 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2538 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2539 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2540 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
2541 	} in;
2542 	union {
2543 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2544 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2545 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2546 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
2547 	} out;
2548 	void *qpc;
2549 	int ret;
2550 	unsigned int inlen;
2551 	unsigned int outlen;
2552 
2553 	memset(&in, 0, sizeof(in));
2554 	memset(&out, 0, sizeof(out));
2555 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2556 	switch (qp_st_mod_op) {
2557 	case MLX5_CMD_OP_RST2INIT_QP:
2558 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2559 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2560 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2561 		MLX5_SET(qpc, qpc, rre, 1);
2562 		MLX5_SET(qpc, qpc, rwe, 1);
2563 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2564 		inlen = sizeof(in.rst2init);
2565 		outlen = sizeof(out.rst2init);
2566 		break;
2567 	case MLX5_CMD_OP_INIT2RTR_QP:
2568 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2569 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2570 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2571 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2572 		MLX5_SET(qpc, qpc, mtu, 1);
2573 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2574 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2575 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2576 		inlen = sizeof(in.init2rtr);
2577 		outlen = sizeof(out.init2rtr);
2578 		break;
2579 	case MLX5_CMD_OP_RTR2RTS_QP:
2580 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2581 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2582 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2583 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2584 		MLX5_SET(qpc, qpc, retry_count, 7);
2585 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2586 		inlen = sizeof(in.rtr2rts);
2587 		outlen = sizeof(out.rtr2rts);
2588 		break;
2589 	case MLX5_CMD_OP_QP_2RST:
2590 		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
2591 		inlen = sizeof(in.qp2rst);
2592 		outlen = sizeof(out.qp2rst);
2593 		break;
2594 	default:
2595 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2596 			qp_st_mod_op);
2597 		rte_errno = EINVAL;
2598 		return -rte_errno;
2599 	}
2600 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2601 	if (ret) {
2602 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2603 		rte_errno = errno;
2604 		return -rte_errno;
2605 	}
2606 	return ret;
2607 }
2608 
2609 struct mlx5_devx_obj *
2610 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2611 {
2612 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2613 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2614 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2615 						       sizeof(*couners_obj), 0,
2616 						       SOCKET_ID_ANY);
2617 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2618 
2619 	if (!couners_obj) {
2620 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2621 		rte_errno = ENOMEM;
2622 		return NULL;
2623 	}
2624 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2625 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2626 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2627 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2628 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2629 						      sizeof(out));
2630 	if (!couners_obj->obj) {
2631 		DEVX_DRV_LOG(ERR, out, "create virtio queue counters Obj", NULL,
2632 			     0);
2633 		mlx5_free(couners_obj);
2634 		return NULL;
2635 	}
2636 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2637 	return couners_obj;
2638 }
2639 
2640 int
2641 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2642 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2643 {
2644 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2645 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2646 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2647 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2648 					       virtio_q_counters);
2649 	int ret;
2650 
2651 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2652 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2653 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2654 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2655 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2656 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2657 					sizeof(out));
2658 	if (ret) {
2659 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2660 		rte_errno = errno;
2661 		return -errno;
2662 	}
2663 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2664 					 received_desc);
2665 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2666 					  completed_desc);
2667 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2668 				    error_cqes);
2669 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2670 					 bad_desc_errors);
2671 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2672 					  exceed_max_chain);
2673 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2674 					invalid_buffer);
2675 	return ret;
2676 }
2677 
2678 /**
2679  * Create general object of type FLOW_HIT_ASO using DevX API.
2680  *
2681  * @param[in] ctx
2682  *   Context returned from mlx5 open_device() glue function.
2683  * @param [in] pd
2684  *   PD value to associate the FLOW_HIT_ASO object with.
2685  *
2686  * @return
2687  *   The DevX object created, NULL otherwise and rte_errno is set.
2688  */
2689 struct mlx5_devx_obj *
2690 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2691 {
2692 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2693 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2694 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2695 	void *ptr = NULL;
2696 
2697 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2698 				       0, SOCKET_ID_ANY);
2699 	if (!flow_hit_aso_obj) {
2700 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2701 		rte_errno = ENOMEM;
2702 		return NULL;
2703 	}
2704 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2705 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2706 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2707 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2708 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2709 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2710 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2711 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2712 							   out, sizeof(out));
2713 	if (!flow_hit_aso_obj->obj) {
2714 		DEVX_DRV_LOG(ERR, out, "create FLOW_HIT_ASO", NULL, 0);
2715 		mlx5_free(flow_hit_aso_obj);
2716 		return NULL;
2717 	}
2718 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2719 	return flow_hit_aso_obj;
2720 }
2721 
2722 /*
2723  * Create PD using DevX API.
2724  *
2725  * @param[in] ctx
2726  *   Context returned from mlx5 open_device() glue function.
2727  *
2728  * @return
2729  *   The DevX object created, NULL otherwise and rte_errno is set.
2730  */
2731 struct mlx5_devx_obj *
2732 mlx5_devx_cmd_alloc_pd(void *ctx)
2733 {
2734 	struct mlx5_devx_obj *ppd =
2735 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2736 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2737 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2738 
2739 	if (!ppd) {
2740 		DRV_LOG(ERR, "Failed to allocate PD data.");
2741 		rte_errno = ENOMEM;
2742 		return NULL;
2743 	}
2744 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2745 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2746 				out, sizeof(out));
2747 	if (!ppd->obj) {
2748 		mlx5_free(ppd);
2749 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2750 		rte_errno = errno;
2751 		return NULL;
2752 	}
2753 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2754 	return ppd;
2755 }
2756 
2757 /**
2758  * Create general object of type FLOW_METER_ASO using DevX API.
2759  *
2760  * @param[in] ctx
2761  *   Context returned from mlx5 open_device() glue function.
2762  * @param [in] pd
2763  *   PD value to associate the FLOW_METER_ASO object with.
2764  * @param [in] log_obj_size
2765  *   log_obj_size define to allocate number of 2 * meters
2766  *   in one FLOW_METER_ASO object.
2767  *
2768  * @return
2769  *   The DevX object created, NULL otherwise and rte_errno is set.
2770  */
2771 struct mlx5_devx_obj *
2772 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2773 						uint32_t log_obj_size)
2774 {
2775 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2776 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2777 	struct mlx5_devx_obj *flow_meter_aso_obj;
2778 	void *ptr;
2779 
2780 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2781 						sizeof(*flow_meter_aso_obj),
2782 						0, SOCKET_ID_ANY);
2783 	if (!flow_meter_aso_obj) {
2784 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2785 		rte_errno = ENOMEM;
2786 		return NULL;
2787 	}
2788 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2789 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2790 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2791 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2792 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2793 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2794 		log_obj_size);
2795 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2796 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2797 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2798 							ctx, in, sizeof(in),
2799 							out, sizeof(out));
2800 	if (!flow_meter_aso_obj->obj) {
2801 		DEVX_DRV_LOG(ERR, out, "create FLOW_METTER_ASO", NULL, 0);
2802 		mlx5_free(flow_meter_aso_obj);
2803 		return NULL;
2804 	}
2805 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2806 								out, obj_id);
2807 	return flow_meter_aso_obj;
2808 }
2809 
2810 /*
2811  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2812  *
2813  * @param[in] ctx
2814  *   Context returned from mlx5 open_device() glue function.
2815  * @param [in] pd
2816  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2817  * @param [in] log_obj_size
2818  *   log_obj_size to allocate its power of 2 * objects
2819  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2820  *
2821  * @return
2822  *   The DevX object created, NULL otherwise and rte_errno is set.
2823  */
2824 struct mlx5_devx_obj *
2825 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2826 					    uint32_t log_obj_size)
2827 {
2828 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2829 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2830 	struct mlx5_devx_obj *ct_aso_obj;
2831 	void *ptr;
2832 
2833 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2834 				 0, SOCKET_ID_ANY);
2835 	if (!ct_aso_obj) {
2836 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2837 		rte_errno = ENOMEM;
2838 		return NULL;
2839 	}
2840 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2841 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2842 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2843 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2844 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2845 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2846 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2847 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2848 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2849 						     out, sizeof(out));
2850 	if (!ct_aso_obj->obj) {
2851 		DEVX_DRV_LOG(ERR, out, "create CONN_TRACK_OFFLOAD", NULL, 0);
2852 		mlx5_free(ct_aso_obj);
2853 		return NULL;
2854 	}
2855 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2856 	return ct_aso_obj;
2857 }
2858 
2859 /**
2860  * Create general object of type GENEVE TLV option using DevX API.
2861  *
2862  * @param[in] ctx
2863  *   Context returned from mlx5 open_device() glue function.
2864  * @param [in] class
2865  *   TLV option variable value of class
2866  * @param [in] type
2867  *   TLV option variable value of type
2868  * @param [in] len
2869  *   TLV option variable value of len
2870  *
2871  * @return
2872  *   The DevX object created, NULL otherwise and rte_errno is set.
2873  */
2874 struct mlx5_devx_obj *
2875 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2876 		uint16_t class, uint8_t type, uint8_t len)
2877 {
2878 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2879 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2880 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2881 						   sizeof(*geneve_tlv_opt_obj),
2882 						   0, SOCKET_ID_ANY);
2883 
2884 	if (!geneve_tlv_opt_obj) {
2885 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2886 		rte_errno = ENOMEM;
2887 		return NULL;
2888 	}
2889 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2890 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2891 			geneve_tlv_opt);
2892 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2893 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2894 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2895 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2896 	MLX5_SET(geneve_tlv_option, opt, option_class,
2897 			rte_be_to_cpu_16(class));
2898 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2899 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2900 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2901 					sizeof(in), out, sizeof(out));
2902 	if (!geneve_tlv_opt_obj->obj) {
2903 		DEVX_DRV_LOG(ERR, out, "create GENEVE TLV", NULL, 0);
2904 		mlx5_free(geneve_tlv_opt_obj);
2905 		return NULL;
2906 	}
2907 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2908 	return geneve_tlv_opt_obj;
2909 }
2910 
2911 int
2912 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2913 {
2914 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2915 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2916 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2917 	int rc;
2918 	void *rq_ctx;
2919 
2920 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2921 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2922 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2923 	if (rc) {
2924 		rte_errno = errno;
2925 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2926 			"rc = %d, errno = %d.", rc, errno);
2927 		return -rc;
2928 	};
2929 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2930 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2931 	return 0;
2932 #else
2933 	(void)wq;
2934 	(void)counter_set_id;
2935 	return -ENOTSUP;
2936 #endif
2937 }
2938 
2939 /*
2940  * Allocate queue counters via devx interface.
2941  *
2942  * @param[in] ctx
2943  *   Context returned from mlx5 open_device() glue function.
2944  *
2945  * @return
2946  *   Pointer to counter object on success, a NULL value otherwise and
2947  *   rte_errno is set.
2948  */
2949 struct mlx5_devx_obj *
2950 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2951 {
2952 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2953 						SOCKET_ID_ANY);
2954 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2955 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2956 
2957 	if (!dcs) {
2958 		rte_errno = ENOMEM;
2959 		return NULL;
2960 	}
2961 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2962 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2963 					      sizeof(out));
2964 	if (!dcs->obj) {
2965 		DEVX_DRV_LOG(DEBUG, out, "create q counter set", NULL, 0);
2966 		mlx5_free(dcs);
2967 		return NULL;
2968 	}
2969 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2970 	return dcs;
2971 }
2972 
2973 /**
2974  * Query queue counters values.
2975  *
2976  * @param[in] dcs
2977  *   devx object of the queue counter set.
2978  * @param[in] clear
2979  *   Whether hardware should clear the counters after the query or not.
2980  *  @param[out] out_of_buffers
2981  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2982  *
2983  * @return
2984  *   0 on success, a negative value otherwise.
2985  */
2986 int
2987 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2988 				  uint32_t *out_of_buffers)
2989 {
2990 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2991 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2992 	int rc;
2993 
2994 	MLX5_SET(query_q_counter_in, in, opcode,
2995 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2996 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2997 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2998 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2999 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
3000 				       sizeof(out));
3001 	if (rc) {
3002 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
3003 		rte_errno = rc;
3004 		return -rc;
3005 	}
3006 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
3007 	return 0;
3008 }
3009 
3010 /**
3011  * Create general object of type DEK using DevX API.
3012  *
3013  * @param[in] ctx
3014  *   Context returned from mlx5 open_device() glue function.
3015  * @param [in] attr
3016  *   Pointer to DEK attributes structure.
3017  *
3018  * @return
3019  *   The DevX object created, NULL otherwise and rte_errno is set.
3020  */
3021 struct mlx5_devx_obj *
3022 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
3023 {
3024 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
3025 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3026 	struct mlx5_devx_obj *dek_obj = NULL;
3027 	void *ptr = NULL, *key_addr = NULL;
3028 
3029 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
3030 			      0, SOCKET_ID_ANY);
3031 	if (dek_obj == NULL) {
3032 		DRV_LOG(ERR, "Failed to allocate DEK object data");
3033 		rte_errno = ENOMEM;
3034 		return NULL;
3035 	}
3036 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
3037 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3038 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3039 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3040 		 MLX5_GENERAL_OBJ_TYPE_DEK);
3041 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
3042 	MLX5_SET(dek, ptr, key_size, attr->key_size);
3043 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
3044 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
3045 	MLX5_SET(dek, ptr, pd, attr->pd);
3046 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
3047 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
3048 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3049 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3050 						  out, sizeof(out));
3051 	if (dek_obj->obj == NULL) {
3052 		DEVX_DRV_LOG(ERR, out, "create DEK", NULL, 0);
3053 		mlx5_free(dek_obj);
3054 		return NULL;
3055 	}
3056 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3057 	return dek_obj;
3058 }
3059 
3060 /**
3061  * Create general object of type IMPORT_KEK using DevX API.
3062  *
3063  * @param[in] ctx
3064  *   Context returned from mlx5 open_device() glue function.
3065  * @param [in] attr
3066  *   Pointer to IMPORT_KEK attributes structure.
3067  *
3068  * @return
3069  *   The DevX object created, NULL otherwise and rte_errno is set.
3070  */
3071 struct mlx5_devx_obj *
3072 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
3073 				    struct mlx5_devx_import_kek_attr *attr)
3074 {
3075 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
3076 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3077 	struct mlx5_devx_obj *import_kek_obj = NULL;
3078 	void *ptr = NULL, *key_addr = NULL;
3079 
3080 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
3081 				     0, SOCKET_ID_ANY);
3082 	if (import_kek_obj == NULL) {
3083 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
3084 		rte_errno = ENOMEM;
3085 		return NULL;
3086 	}
3087 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
3088 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3089 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3090 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3091 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
3092 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
3093 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
3094 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
3095 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3096 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3097 							 out, sizeof(out));
3098 	if (import_kek_obj->obj == NULL) {
3099 		DEVX_DRV_LOG(ERR, out, "create IMPORT_KEK", NULL, 0);
3100 		mlx5_free(import_kek_obj);
3101 		return NULL;
3102 	}
3103 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3104 	return import_kek_obj;
3105 }
3106 
3107 /**
3108  * Create general object of type CREDENTIAL using DevX API.
3109  *
3110  * @param[in] ctx
3111  *   Context returned from mlx5 open_device() glue function.
3112  * @param [in] attr
3113  *   Pointer to CREDENTIAL attributes structure.
3114  *
3115  * @return
3116  *   The DevX object created, NULL otherwise and rte_errno is set.
3117  */
3118 struct mlx5_devx_obj *
3119 mlx5_devx_cmd_create_credential_obj(void *ctx,
3120 				    struct mlx5_devx_credential_attr *attr)
3121 {
3122 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
3123 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3124 	struct mlx5_devx_obj *credential_obj = NULL;
3125 	void *ptr = NULL, *credential_addr = NULL;
3126 
3127 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
3128 				     0, SOCKET_ID_ANY);
3129 	if (credential_obj == NULL) {
3130 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
3131 		rte_errno = ENOMEM;
3132 		return NULL;
3133 	}
3134 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
3135 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3136 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3137 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3138 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
3139 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
3140 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
3141 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
3142 	memcpy(credential_addr, (void *)(attr->credential),
3143 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3144 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3145 							 out, sizeof(out));
3146 	if (credential_obj->obj == NULL) {
3147 		DEVX_DRV_LOG(ERR, out, "create CREDENTIAL", NULL, 0);
3148 		mlx5_free(credential_obj);
3149 		return NULL;
3150 	}
3151 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3152 	return credential_obj;
3153 }
3154 
3155 /**
3156  * Create general object of type CRYPTO_LOGIN using DevX API.
3157  *
3158  * @param[in] ctx
3159  *   Context returned from mlx5 open_device() glue function.
3160  * @param [in] attr
3161  *   Pointer to CRYPTO_LOGIN attributes structure.
3162  *
3163  * @return
3164  *   The DevX object created, NULL otherwise and rte_errno is set.
3165  */
3166 struct mlx5_devx_obj *
3167 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
3168 				      struct mlx5_devx_crypto_login_attr *attr)
3169 {
3170 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
3171 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3172 	struct mlx5_devx_obj *crypto_login_obj = NULL;
3173 	void *ptr = NULL, *credential_addr = NULL;
3174 
3175 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
3176 				       0, SOCKET_ID_ANY);
3177 	if (crypto_login_obj == NULL) {
3178 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
3179 		rte_errno = ENOMEM;
3180 		return NULL;
3181 	}
3182 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
3183 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3184 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3185 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3186 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
3187 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
3188 	MLX5_SET(crypto_login, ptr, credential_pointer,
3189 		 attr->credential_pointer);
3190 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
3191 		 attr->session_import_kek_ptr);
3192 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
3193 	memcpy(credential_addr, (void *)(attr->credential),
3194 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3195 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3196 							   out, sizeof(out));
3197 	if (crypto_login_obj->obj == NULL) {
3198 		DEVX_DRV_LOG(ERR, out, "create CRYPTO_LOGIN", NULL, 0);
3199 		mlx5_free(crypto_login_obj);
3200 		return NULL;
3201 	}
3202 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3203 	return crypto_login_obj;
3204 }
3205 
3206 /**
3207  * Query LAG context.
3208  *
3209  * @param[in] ctx
3210  *   Pointer to ibv_context, returned from mlx5dv_open_device.
3211  * @param[out] lag_ctx
3212  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
3213  *
3214  * @return
3215  *   0 on success, a negative value otherwise.
3216  */
3217 int
3218 mlx5_devx_cmd_query_lag(void *ctx,
3219 			struct mlx5_devx_lag_context *lag_ctx)
3220 {
3221 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
3222 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
3223 	void *lctx;
3224 	int rc;
3225 
3226 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
3227 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
3228 	if (rc)
3229 		goto error;
3230 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
3231 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
3232 					       fdb_selection_mode);
3233 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
3234 					       port_select_mode);
3235 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
3236 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
3237 						tx_remap_affinity_2);
3238 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
3239 						tx_remap_affinity_1);
3240 	return 0;
3241 error:
3242 	rc = (rc > 0) ? -rc : rc;
3243 	return rc;
3244 }
3245