xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision c6552d9a8deffa448de2d5e2e726f50508c1efd2)
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 	if (attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT)
522 		attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
523 						   min_wqe_inline_mode);
524 	attr->system_image_guid = MLX5_GET64(nic_vport_context, vctx,
525 					     system_image_guid);
526 	return 0;
527 }
528 
529 /**
530  * Query NIC vDPA attributes.
531  *
532  * @param[in] ctx
533  *   Context returned from mlx5 open_device() glue function.
534  * @param[out] vdpa_attr
535  *   vDPA Attributes structure to fill.
536  */
537 static void
538 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx,
539 				  struct mlx5_hca_vdpa_attr *vdpa_attr)
540 {
541 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
542 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
543 	void *hcattr;
544 
545 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, NULL,
546 			MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION |
547 			MLX5_HCA_CAP_OPMOD_GET_CUR);
548 	if (!hcattr) {
549 		DRV_LOG(DEBUG, "Failed to query devx VDPA capabilities");
550 		vdpa_attr->valid = 0;
551 	} else {
552 		vdpa_attr->valid = 1;
553 		vdpa_attr->desc_tunnel_offload_type =
554 			MLX5_GET(virtio_emulation_cap, hcattr,
555 				 desc_tunnel_offload_type);
556 		vdpa_attr->eth_frame_offload_type =
557 			MLX5_GET(virtio_emulation_cap, hcattr,
558 				 eth_frame_offload_type);
559 		vdpa_attr->virtio_version_1_0 =
560 			MLX5_GET(virtio_emulation_cap, hcattr,
561 				 virtio_version_1_0);
562 		vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr,
563 					       tso_ipv4);
564 		vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr,
565 					       tso_ipv6);
566 		vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
567 					      tx_csum);
568 		vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
569 					      rx_csum);
570 		vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr,
571 						 event_mode);
572 		vdpa_attr->virtio_queue_type =
573 			MLX5_GET(virtio_emulation_cap, hcattr,
574 				 virtio_queue_type);
575 		vdpa_attr->log_doorbell_stride =
576 			MLX5_GET(virtio_emulation_cap, hcattr,
577 				 log_doorbell_stride);
578 		vdpa_attr->vnet_modify_ext =
579 			MLX5_GET(virtio_emulation_cap, hcattr,
580 				 vnet_modify_ext);
581 		vdpa_attr->virtio_net_q_addr_modify =
582 			MLX5_GET(virtio_emulation_cap, hcattr,
583 				 virtio_net_q_addr_modify);
584 		vdpa_attr->virtio_q_index_modify =
585 			MLX5_GET(virtio_emulation_cap, hcattr,
586 				 virtio_q_index_modify);
587 		vdpa_attr->log_doorbell_bar_size =
588 			MLX5_GET(virtio_emulation_cap, hcattr,
589 				 log_doorbell_bar_size);
590 		vdpa_attr->doorbell_bar_offset =
591 			MLX5_GET64(virtio_emulation_cap, hcattr,
592 				   doorbell_bar_offset);
593 		vdpa_attr->max_num_virtio_queues =
594 			MLX5_GET(virtio_emulation_cap, hcattr,
595 				 max_num_virtio_queues);
596 		vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr,
597 						 umem_1_buffer_param_a);
598 		vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr,
599 						 umem_1_buffer_param_b);
600 		vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr,
601 						 umem_2_buffer_param_a);
602 		vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr,
603 						 umem_2_buffer_param_b);
604 		vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr,
605 						 umem_3_buffer_param_a);
606 		vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr,
607 						 umem_3_buffer_param_b);
608 	}
609 }
610 
611 /**
612  * Query match sample handle parameters.
613  *
614  * This command allows translating a field sample handle returned by either
615  * PARSE_GRAPH_FLOW_MATCH_SAMPLE or by GENEVE TLV OPTION object into values
616  * used for header modification or header matching/hashing.
617  *
618  * @param[in] ctx
619  *   Context used to create either GENEVE TLV option or FLEX PARSE GRAPH object.
620  * @param[in] sample_field_id
621  *   Field sample handle returned by either PARSE_GRAPH_FLOW_MATCH_SAMPLE
622  *   or by GENEVE TLV OPTION object.
623  * @param[out] attr
624  *   Pointer to match sample info attributes structure.
625  *
626  * @return
627  *   0 on success, a negative errno otherwise and rte_errno is set.
628  */
629 int
630 mlx5_devx_cmd_match_sample_info_query(void *ctx, uint32_t sample_field_id,
631 				      struct mlx5_devx_match_sample_info_query_attr *attr)
632 {
633 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
634 	uint32_t out[MLX5_ST_SZ_DW(query_match_sample_info_out)] = {0};
635 	uint32_t in[MLX5_ST_SZ_DW(query_match_sample_info_in)] = {0};
636 	int rc;
637 
638 	MLX5_SET(query_match_sample_info_in, in, opcode,
639 		 MLX5_CMD_OP_QUERY_MATCH_SAMPLE_INFO);
640 	MLX5_SET(query_match_sample_info_in, in, op_mod, 0);
641 	MLX5_SET(query_match_sample_info_in, in, sample_field_id,
642 		 sample_field_id);
643 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
644 	if (rc || MLX5_FW_STATUS(out)) {
645 		DEVX_DRV_LOG(ERR, out, "query match sample info",
646 			     "sample_field_id", sample_field_id);
647 		return MLX5_DEVX_ERR_RC(rc);
648 	}
649 	attr->modify_field_id = MLX5_GET(query_match_sample_info_out, out,
650 					 modify_field_id);
651 	attr->sample_dw_data = MLX5_GET(query_match_sample_info_out, out,
652 					field_format_select_dw);
653 	attr->sample_dw_ok_bit = MLX5_GET(query_match_sample_info_out, out,
654 					  ok_bit_format_select_dw);
655 	attr->sample_dw_ok_bit_offset = MLX5_GET(query_match_sample_info_out,
656 						 out, ok_bit_offset);
657 	return 0;
658 #else
659 	(void)ctx;
660 	(void)sample_field_id;
661 	(void)attr;
662 	return -ENOTSUP;
663 #endif
664 }
665 
666 int
667 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
668 				  uint32_t *ids,
669 				  uint32_t num, uint8_t *anchor)
670 {
671 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
672 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
673 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
674 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
675 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
676 	int ret;
677 	uint32_t idx = 0;
678 	uint32_t i;
679 
680 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
681 		rte_errno = EINVAL;
682 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
683 		return -rte_errno;
684 	}
685 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
686 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
687 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
688 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
689 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
690 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
691 					out, sizeof(out));
692 	if (ret) {
693 		rte_errno = ret;
694 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
695 			(void *)flex_obj);
696 		return -rte_errno;
697 	}
698 	if (anchor)
699 		*anchor = MLX5_GET(parse_graph_flex, flex, head_anchor_id);
700 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM && idx < num; i++) {
701 		void *s_off = (void *)((char *)sample + i *
702 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
703 		uint32_t en;
704 
705 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
706 			      flow_match_sample_en);
707 		if (!en)
708 			continue;
709 		ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
710 				      flow_match_sample_field_id);
711 	}
712 	if (num != idx) {
713 		rte_errno = EINVAL;
714 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
715 		return -rte_errno;
716 	}
717 	return ret;
718 }
719 
720 struct mlx5_devx_obj *
721 mlx5_devx_cmd_create_flex_parser(void *ctx,
722 				 struct mlx5_devx_graph_node_attr *data)
723 {
724 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
725 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
726 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
727 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
728 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
729 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
730 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
731 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
732 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
733 	uint32_t i;
734 
735 	if (!parse_flex_obj) {
736 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
737 		rte_errno = ENOMEM;
738 		return NULL;
739 	}
740 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
741 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
742 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
743 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
744 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
745 		 data->header_length_mode);
746 	MLX5_SET64(parse_graph_flex, flex, modify_field_select,
747 		   data->modify_field_select);
748 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
749 		 data->header_length_base_value);
750 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
751 		 data->header_length_field_offset);
752 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
753 		 data->header_length_field_shift);
754 	MLX5_SET(parse_graph_flex, flex, next_header_field_offset,
755 		 data->next_header_field_offset);
756 	MLX5_SET(parse_graph_flex, flex, next_header_field_size,
757 		 data->next_header_field_size);
758 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
759 		 data->header_length_field_mask);
760 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
761 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
762 		void *s_off = (void *)((char *)sample + i *
763 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
764 
765 		if (!s->flow_match_sample_en)
766 			continue;
767 		MLX5_SET(parse_graph_flow_match_sample, s_off,
768 			 flow_match_sample_en, !!s->flow_match_sample_en);
769 		MLX5_SET(parse_graph_flow_match_sample, s_off,
770 			 flow_match_sample_field_offset,
771 			 s->flow_match_sample_field_offset);
772 		MLX5_SET(parse_graph_flow_match_sample, s_off,
773 			 flow_match_sample_offset_mode,
774 			 s->flow_match_sample_offset_mode);
775 		MLX5_SET(parse_graph_flow_match_sample, s_off,
776 			 flow_match_sample_field_offset_mask,
777 			 s->flow_match_sample_field_offset_mask);
778 		MLX5_SET(parse_graph_flow_match_sample, s_off,
779 			 flow_match_sample_field_offset_shift,
780 			 s->flow_match_sample_field_offset_shift);
781 		MLX5_SET(parse_graph_flow_match_sample, s_off,
782 			 flow_match_sample_field_base_offset,
783 			 s->flow_match_sample_field_base_offset);
784 		MLX5_SET(parse_graph_flow_match_sample, s_off,
785 			 flow_match_sample_tunnel_mode,
786 			 s->flow_match_sample_tunnel_mode);
787 	}
788 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
789 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
790 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
791 		void *in_off = (void *)((char *)in_arc + i *
792 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
793 		void *out_off = (void *)((char *)out_arc + i *
794 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
795 
796 		if (ia->arc_parse_graph_node != 0) {
797 			MLX5_SET(parse_graph_arc, in_off,
798 				 compare_condition_value,
799 				 ia->compare_condition_value);
800 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
801 				 ia->start_inner_tunnel);
802 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
803 				 ia->arc_parse_graph_node);
804 			MLX5_SET(parse_graph_arc, in_off,
805 				 parse_graph_node_handle,
806 				 ia->parse_graph_node_handle);
807 		}
808 		if (oa->arc_parse_graph_node != 0) {
809 			MLX5_SET(parse_graph_arc, out_off,
810 				 compare_condition_value,
811 				 oa->compare_condition_value);
812 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
813 				 oa->start_inner_tunnel);
814 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
815 				 oa->arc_parse_graph_node);
816 			MLX5_SET(parse_graph_arc, out_off,
817 				 parse_graph_node_handle,
818 				 oa->parse_graph_node_handle);
819 		}
820 	}
821 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
822 							 out, sizeof(out));
823 	if (!parse_flex_obj->obj) {
824 		DEVX_DRV_LOG(ERR, out, "create FLEX PARSE GRAPH", NULL, 0);
825 		mlx5_free(parse_flex_obj);
826 		return NULL;
827 	}
828 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
829 	return parse_flex_obj;
830 }
831 
832 static int
833 mlx5_devx_cmd_query_hca_parse_graph_node_cap
834 	(void *ctx, struct mlx5_hca_flex_attr *attr)
835 {
836 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
837 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
838 	void *hcattr;
839 	int rc;
840 
841 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
842 			MLX5_GET_HCA_CAP_OP_MOD_PARSE_GRAPH_NODE_CAP |
843 			MLX5_HCA_CAP_OPMOD_GET_CUR);
844 	if (!hcattr)
845 		return rc;
846 	attr->node_in = MLX5_GET(parse_graph_node_cap, hcattr, node_in);
847 	attr->node_out = MLX5_GET(parse_graph_node_cap, hcattr, node_out);
848 	attr->header_length_mode = MLX5_GET(parse_graph_node_cap, hcattr,
849 					    header_length_mode);
850 	attr->sample_offset_mode = MLX5_GET(parse_graph_node_cap, hcattr,
851 					    sample_offset_mode);
852 	attr->max_num_arc_in = MLX5_GET(parse_graph_node_cap, hcattr,
853 					max_num_arc_in);
854 	attr->max_num_arc_out = MLX5_GET(parse_graph_node_cap, hcattr,
855 					 max_num_arc_out);
856 	attr->max_num_sample = MLX5_GET(parse_graph_node_cap, hcattr,
857 					max_num_sample);
858 	attr->parse_graph_anchor = MLX5_GET(parse_graph_node_cap, hcattr, parse_graph_anchor);
859 	attr->sample_tunnel_inner2 = MLX5_GET(parse_graph_node_cap, hcattr,
860 					      sample_tunnel_inner2);
861 	attr->zero_size_supported = MLX5_GET(parse_graph_node_cap, hcattr,
862 					     zero_size_supported);
863 	attr->sample_id_in_out = MLX5_GET(parse_graph_node_cap, hcattr,
864 					  sample_id_in_out);
865 	attr->max_base_header_length = MLX5_GET(parse_graph_node_cap, hcattr,
866 						max_base_header_length);
867 	attr->max_sample_base_offset = MLX5_GET(parse_graph_node_cap, hcattr,
868 						max_sample_base_offset);
869 	attr->max_next_header_offset = MLX5_GET(parse_graph_node_cap, hcattr,
870 						max_next_header_offset);
871 	attr->header_length_mask_width = MLX5_GET(parse_graph_node_cap, hcattr,
872 						  header_length_mask_width);
873 	/* Get the max supported samples from HCA CAP 2 */
874 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
875 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
876 			MLX5_HCA_CAP_OPMOD_GET_CUR);
877 	if (!hcattr)
878 		return rc;
879 	attr->max_num_prog_sample =
880 		MLX5_GET(cmd_hca_cap_2, hcattr,	max_num_prog_sample_field);
881 	return 0;
882 }
883 
884 static int
885 mlx5_devx_query_pkt_integrity_match(void *hcattr)
886 {
887 	return MLX5_GET(flow_table_nic_cap, hcattr,
888 			ft_field_support_2_nic_receive.inner_l3_ok) &&
889 	       MLX5_GET(flow_table_nic_cap, hcattr,
890 			ft_field_support_2_nic_receive.inner_l4_ok) &&
891 	       MLX5_GET(flow_table_nic_cap, hcattr,
892 			ft_field_support_2_nic_receive.outer_l3_ok) &&
893 	       MLX5_GET(flow_table_nic_cap, hcattr,
894 			ft_field_support_2_nic_receive.outer_l4_ok) &&
895 	       MLX5_GET(flow_table_nic_cap, hcattr,
896 			ft_field_support_2_nic_receive
897 				.inner_ipv4_checksum_ok) &&
898 	       MLX5_GET(flow_table_nic_cap, hcattr,
899 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
900 	       MLX5_GET(flow_table_nic_cap, hcattr,
901 			ft_field_support_2_nic_receive
902 				.outer_ipv4_checksum_ok) &&
903 	       MLX5_GET(flow_table_nic_cap, hcattr,
904 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
905 }
906 
907 /**
908  * Query HCA attributes.
909  * Using those attributes we can check on run time if the device
910  * is having the required capabilities.
911  *
912  * @param[in] ctx
913  *   Context returned from mlx5 open_device() glue function.
914  * @param[out] attr
915  *   Attributes device values.
916  *
917  * @return
918  *   0 on success, a negative value otherwise.
919  */
920 int
921 mlx5_devx_cmd_query_hca_attr(void *ctx,
922 			     struct mlx5_hca_attr *attr)
923 {
924 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
925 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
926 	bool hca_cap_2_sup;
927 	uint64_t general_obj_types_supported = 0;
928 	void *hcattr;
929 	int rc, i;
930 
931 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
932 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
933 			MLX5_HCA_CAP_OPMOD_GET_CUR);
934 	if (!hcattr)
935 		return rc;
936 	hca_cap_2_sup = MLX5_GET(cmd_hca_cap, hcattr, hca_cap_2);
937 	attr->max_wqe_sz_sq = MLX5_GET(cmd_hca_cap, hcattr, max_wqe_sz_sq);
938 	attr->flow_counter_bulk_alloc_bitmap =
939 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
940 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
941 					    flow_counters_dump);
942 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
943 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
944 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
945 					  log_max_rqt_size);
946 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
947 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
948 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
949 						log_max_hairpin_queues);
950 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
951 						    log_max_hairpin_wq_data_sz);
952 	attr->log_max_hairpin_num_packets = MLX5_GET
953 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
954 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
955 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
956 						relaxed_ordering_write);
957 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
958 					       relaxed_ordering_read);
959 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
960 					      access_register_user);
961 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
962 					  eth_net_offloads);
963 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
964 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
965 					       flex_parser_protocols);
966 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
967 			max_geneve_tlv_options);
968 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
969 			max_geneve_tlv_option_data_len);
970 	attr->geneve_tlv_option_offset = MLX5_GET(cmd_hca_cap, hcattr,
971 						  geneve_tlv_option_offset);
972 	attr->geneve_tlv_sample = MLX5_GET(cmd_hca_cap, hcattr,
973 					   geneve_tlv_sample);
974 	attr->query_match_sample_info = MLX5_GET(cmd_hca_cap, hcattr,
975 						 query_match_sample_info);
976 	attr->geneve_tlv_option_sample_id = MLX5_GET(cmd_hca_cap, hcattr,
977 						     flex_parser_id_geneve_opt_0);
978 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
979 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
980 					  wqe_index_ignore_cap);
981 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
982 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
983 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
984 					      log_max_static_sq_wq);
985 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
986 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
987 				      device_frequency_khz);
988 	attr->scatter_fcs_w_decap_disable =
989 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
990 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
991 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
992 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
993 	attr->steering_format_version =
994 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
995 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
996 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
997 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
998 					       regexp_num_of_engines);
999 	/* Read the general_obj_types bitmap and extract the relevant bits. */
1000 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
1001 						 general_obj_types);
1002 	attr->qos.flow_meter_aso_sup =
1003 			!!(general_obj_types_supported &
1004 			   MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
1005 	attr->vdpa.valid = !!(general_obj_types_supported &
1006 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
1007 	attr->vdpa.queue_counters_valid =
1008 			!!(general_obj_types_supported &
1009 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
1010 	attr->parse_graph_flex_node =
1011 			!!(general_obj_types_supported &
1012 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
1013 	attr->flow_hit_aso = !!(general_obj_types_supported &
1014 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
1015 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
1016 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
1017 	attr->dek = !!(general_obj_types_supported &
1018 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
1019 	attr->import_kek = !!(general_obj_types_supported &
1020 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
1021 	attr->credential = !!(general_obj_types_supported &
1022 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
1023 	attr->crypto_login = !!(general_obj_types_supported &
1024 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
1025 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
1026 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
1027 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
1028 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
1029 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
1030 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
1031 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
1032 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
1033 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
1034 	attr->reg_c_preserve =
1035 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
1036 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
1037 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
1038 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
1039 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1040 			compress_mmo_sq);
1041 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1042 			decompress_mmo_sq);
1043 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
1044 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
1045 			compress_mmo_qp);
1046 	attr->decomp_deflate_v1_en = MLX5_GET(cmd_hca_cap, hcattr,
1047 					      decompress_deflate_v1);
1048 	attr->decomp_deflate_v2_en = MLX5_GET(cmd_hca_cap, hcattr,
1049 					      decompress_deflate_v2);
1050 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
1051 						 compress_min_block_size);
1052 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
1053 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
1054 					      log_compress_mmo_size);
1055 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
1056 						log_decompress_mmo_size);
1057 	attr->decomp_lz4_data_only_en = MLX5_GET(cmd_hca_cap, hcattr,
1058 						 decompress_lz4_data_only_v2);
1059 	attr->decomp_lz4_no_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1060 						 decompress_lz4_no_checksum_v2);
1061 	attr->decomp_lz4_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1062 						decompress_lz4_checksum_v2);
1063 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
1064 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
1065 						mini_cqe_resp_flow_tag);
1066 	attr->cqe_compression_128 = MLX5_GET(cmd_hca_cap, hcattr,
1067 						cqe_compression_128);
1068 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
1069 						 mini_cqe_resp_l3_l4_tag);
1070 	attr->enhanced_cqe_compression = MLX5_GET(cmd_hca_cap, hcattr,
1071 						 enhanced_cqe_compression);
1072 	attr->umr_indirect_mkey_disabled =
1073 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
1074 	attr->umr_modify_entity_size_disabled =
1075 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
1076 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
1077 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
1078 	attr->ct_offload = !!(general_obj_types_supported &
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 =
1108 						attr->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->modify_outer_ipv6_traffic_class = MLX5_GET
1233 		(flow_table_nic_cap, hcattr,
1234 		 ft_header_modify_nic_receive.outer_ipv6_traffic_class);
1235 	attr->set_reg_c = 0xffff;
1236 	if (attr->nic_flow_table) {
1237 #define GET_RX_REG_X_BITS \
1238 		MLX5_GET(flow_table_nic_cap, hcattr, \
1239 			 ft_header_modify_nic_receive.metadata_reg_c_x)
1240 #define GET_TX_REG_X_BITS \
1241 		MLX5_GET(flow_table_nic_cap, hcattr, \
1242 			 ft_header_modify_nic_transmit.metadata_reg_c_x)
1243 
1244 		uint32_t tx_reg, rx_reg, reg_c_8_15;
1245 
1246 		tx_reg = GET_TX_REG_X_BITS;
1247 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1248 				      ft_field_support_2_nic_transmit.metadata_reg_c_8_15);
1249 		tx_reg |= ((0xff & reg_c_8_15) << 8);
1250 		rx_reg = GET_RX_REG_X_BITS;
1251 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1252 				      ft_field_support_2_nic_receive.metadata_reg_c_8_15);
1253 		rx_reg |= ((0xff & reg_c_8_15) << 8);
1254 		attr->set_reg_c &= (rx_reg & tx_reg);
1255 
1256 #undef GET_RX_REG_X_BITS
1257 #undef GET_TX_REG_X_BITS
1258 	}
1259 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1260 	attr->inner_ipv4_ihl = MLX5_GET
1261 		(flow_table_nic_cap, hcattr,
1262 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1263 	attr->outer_ipv4_ihl = MLX5_GET
1264 		(flow_table_nic_cap, hcattr,
1265 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1266 	attr->lag_rx_port_affinity = MLX5_GET
1267 		(flow_table_nic_cap, hcattr,
1268 		 ft_field_support_2_nic_receive.lag_rx_port_affinity);
1269 	/* Query HCA offloads for Ethernet protocol. */
1270 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1271 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1272 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1273 	if (!hcattr) {
1274 		attr->eth_net_offloads = 0;
1275 		return rc;
1276 	}
1277 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1278 					 hcattr, wqe_vlan_insert);
1279 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1280 					 hcattr, csum_cap);
1281 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1282 					 hcattr, vlan_cap);
1283 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1284 				 lro_cap);
1285 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1286 				 hcattr, max_lso_cap);
1287 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1288 				 hcattr, scatter_fcs);
1289 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1290 					hcattr, tunnel_lro_gre);
1291 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1292 					  hcattr, tunnel_lro_vxlan);
1293 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1294 					  hcattr, swp);
1295 	attr->tunnel_stateless_gre =
1296 				MLX5_GET(per_protocol_networking_offload_caps,
1297 					  hcattr, tunnel_stateless_gre);
1298 	attr->tunnel_stateless_vxlan =
1299 				MLX5_GET(per_protocol_networking_offload_caps,
1300 					  hcattr, tunnel_stateless_vxlan);
1301 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1302 					  hcattr, swp_csum);
1303 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1304 					  hcattr, swp_lso);
1305 	attr->lro_max_msg_sz_mode = MLX5_GET
1306 					(per_protocol_networking_offload_caps,
1307 					 hcattr, lro_max_msg_sz_mode);
1308 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1309 		attr->lro_timer_supported_periods[i] =
1310 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1311 				 lro_timer_supported_periods[i]);
1312 	}
1313 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1314 					  hcattr, lro_min_mss_size);
1315 	attr->tunnel_stateless_geneve_rx =
1316 			    MLX5_GET(per_protocol_networking_offload_caps,
1317 				     hcattr, tunnel_stateless_geneve_rx);
1318 	attr->geneve_max_opt_len =
1319 		    MLX5_GET(per_protocol_networking_offload_caps,
1320 			     hcattr, max_geneve_opt_len);
1321 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1322 					 hcattr, wqe_inline_mode);
1323 	attr->tunnel_stateless_gtp = MLX5_GET
1324 					(per_protocol_networking_offload_caps,
1325 					 hcattr, tunnel_stateless_gtp);
1326 	attr->tunnel_stateless_vxlan_gpe_nsh = MLX5_GET
1327 					(per_protocol_networking_offload_caps,
1328 					 hcattr, tunnel_stateless_vxlan_gpe_nsh);
1329 	attr->rss_ind_tbl_cap = MLX5_GET
1330 					(per_protocol_networking_offload_caps,
1331 					 hcattr, rss_ind_tbl_cap);
1332 	attr->multi_pkt_send_wqe = MLX5_GET
1333 					(per_protocol_networking_offload_caps,
1334 					 hcattr, multi_pkt_send_wqe);
1335 	attr->enhanced_multi_pkt_send_wqe = MLX5_GET
1336 					(per_protocol_networking_offload_caps,
1337 					 hcattr, enhanced_multi_pkt_send_wqe);
1338 	if (attr->wqe_based_flow_table_sup) {
1339 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1340 				MLX5_GET_HCA_CAP_OP_MOD_WQE_BASED_FLOW_TABLE |
1341 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1342 		if (!hcattr) {
1343 			DRV_LOG(DEBUG, "Failed to query WQE Based Flow table capabilities");
1344 			return rc;
1345 		}
1346 		attr->max_header_modify_pattern_length = MLX5_GET(wqe_based_flow_table_cap,
1347 								  hcattr,
1348 								  max_header_modify_pattern_length);
1349 	}
1350 	/* Query HCA attribute for ROCE. */
1351 	if (attr->roce) {
1352 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1353 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1354 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1355 		if (!hcattr) {
1356 			DRV_LOG(DEBUG,
1357 				"Failed to query devx HCA ROCE capabilities");
1358 			return rc;
1359 		}
1360 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1361 	}
1362 	if (attr->eth_virt) {
1363 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1364 		if (rc) {
1365 			attr->eth_virt = 0;
1366 			goto error;
1367 		}
1368 	}
1369 	if (attr->eswitch_manager) {
1370 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1371 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1372 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1373 		if (!hcattr)
1374 			return rc;
1375 		attr->esw_mgr_vport_id_valid =
1376 			MLX5_GET(esw_cap, hcattr,
1377 				 esw_manager_vport_number_valid);
1378 		attr->esw_mgr_vport_id =
1379 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1380 	}
1381 	if (attr->eswitch_manager) {
1382 		uint32_t esw_reg, reg_c_8_15;
1383 
1384 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1385 				MLX5_GET_HCA_CAP_OP_MOD_ESW_FLOW_TABLE |
1386 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1387 		if (!hcattr)
1388 			return rc;
1389 		esw_reg = MLX5_GET(flow_table_esw_cap, hcattr,
1390 				   ft_header_modify_esw_fdb.metadata_reg_c_x);
1391 		reg_c_8_15 = MLX5_GET(flow_table_esw_cap, hcattr,
1392 				      ft_field_support_2_esw_fdb.metadata_reg_c_8_15);
1393 		attr->set_reg_c &= ((0xff & reg_c_8_15) << 8) | esw_reg;
1394 	}
1395 	return 0;
1396 error:
1397 	rc = (rc > 0) ? -rc : rc;
1398 	return rc;
1399 }
1400 
1401 /**
1402  * Query TIS transport domain from QP verbs object using DevX API.
1403  *
1404  * @param[in] qp
1405  *   Pointer to verbs QP returned by ibv_create_qp .
1406  * @param[in] tis_num
1407  *   TIS number of TIS to query.
1408  * @param[out] tis_td
1409  *   Pointer to TIS transport domain variable, to be set by the routine.
1410  *
1411  * @return
1412  *   0 on success, a negative value otherwise.
1413  */
1414 int
1415 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1416 			      uint32_t *tis_td)
1417 {
1418 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1419 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1420 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1421 	int rc;
1422 	void *tis_ctx;
1423 
1424 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1425 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1426 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1427 	if (rc) {
1428 		DRV_LOG(ERR, "Failed to query QP using DevX");
1429 		return -rc;
1430 	};
1431 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1432 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1433 	return 0;
1434 #else
1435 	(void)qp;
1436 	(void)tis_num;
1437 	(void)tis_td;
1438 	return -ENOTSUP;
1439 #endif
1440 }
1441 
1442 /**
1443  * Fill WQ data for DevX API command.
1444  * Utility function for use when creating DevX objects containing a WQ.
1445  *
1446  * @param[in] wq_ctx
1447  *   Pointer to WQ context to fill with data.
1448  * @param [in] wq_attr
1449  *   Pointer to WQ attributes structure to fill in WQ context.
1450  */
1451 static void
1452 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1453 {
1454 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1455 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1456 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1457 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1458 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1459 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1460 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1461 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1462 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1463 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1464 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1465 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1466 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1467 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1468 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1469 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1470 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1471 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1472 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1473 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1474 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1475 		 wq_attr->log_hairpin_num_packets);
1476 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1477 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1478 		 wq_attr->single_wqe_log_num_of_strides);
1479 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1480 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1481 		 wq_attr->single_stride_log_num_of_bytes);
1482 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1483 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1484 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1485 }
1486 
1487 /**
1488  * Create RQ using DevX API.
1489  *
1490  * @param[in] ctx
1491  *   Context returned from mlx5 open_device() glue function.
1492  * @param [in] rq_attr
1493  *   Pointer to create RQ attributes structure.
1494  * @param [in] socket
1495  *   CPU socket ID for allocations.
1496  *
1497  * @return
1498  *   The DevX object created, NULL otherwise and rte_errno is set.
1499  */
1500 struct mlx5_devx_obj *
1501 mlx5_devx_cmd_create_rq(void *ctx,
1502 			struct mlx5_devx_create_rq_attr *rq_attr,
1503 			int socket)
1504 {
1505 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1506 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1507 	void *rq_ctx, *wq_ctx;
1508 	struct mlx5_devx_wq_attr *wq_attr;
1509 	struct mlx5_devx_obj *rq = NULL;
1510 
1511 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1512 	if (!rq) {
1513 		DRV_LOG(ERR, "Failed to allocate RQ data");
1514 		rte_errno = ENOMEM;
1515 		return NULL;
1516 	}
1517 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1518 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1519 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1520 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1521 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1522 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1523 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1524 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1525 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1526 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1527 	MLX5_SET(rqc, rq_ctx, hairpin_data_buffer_type, rq_attr->hairpin_data_buffer_type);
1528 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1529 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1530 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1531 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1532 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1533 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1534 	wq_attr = &rq_attr->wq_attr;
1535 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1536 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1537 						  out, sizeof(out));
1538 	if (!rq->obj) {
1539 		DEVX_DRV_LOG(ERR, out, "create RQ", NULL, 0);
1540 		mlx5_free(rq);
1541 		return NULL;
1542 	}
1543 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1544 	return rq;
1545 }
1546 
1547 /**
1548  * Modify RQ using DevX API.
1549  *
1550  * @param[in] rq
1551  *   Pointer to RQ object structure.
1552  * @param [in] rq_attr
1553  *   Pointer to modify RQ attributes structure.
1554  *
1555  * @return
1556  *   0 on success, a negative errno value otherwise and rte_errno is set.
1557  */
1558 int
1559 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1560 			struct mlx5_devx_modify_rq_attr *rq_attr)
1561 {
1562 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1563 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1564 	void *rq_ctx, *wq_ctx;
1565 	int ret;
1566 
1567 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1568 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1569 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1570 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1571 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1572 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1573 	if (rq_attr->modify_bitmask &
1574 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1575 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1576 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1577 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1578 	if (rq_attr->modify_bitmask &
1579 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1580 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1581 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1582 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1583 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1584 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1585 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1586 	}
1587 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1588 					 out, sizeof(out));
1589 	if (ret) {
1590 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1591 		rte_errno = errno;
1592 		return -errno;
1593 	}
1594 	return ret;
1595 }
1596 
1597 /**
1598  * Create RMP using DevX API.
1599  *
1600  * @param[in] ctx
1601  *   Context returned from mlx5 open_device() glue function.
1602  * @param [in] rmp_attr
1603  *   Pointer to create RMP attributes structure.
1604  * @param [in] socket
1605  *   CPU socket ID for allocations.
1606  *
1607  * @return
1608  *   The DevX object created, NULL otherwise and rte_errno is set.
1609  */
1610 struct mlx5_devx_obj *
1611 mlx5_devx_cmd_create_rmp(void *ctx,
1612 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1613 			 int socket)
1614 {
1615 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1616 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1617 	void *rmp_ctx, *wq_ctx;
1618 	struct mlx5_devx_wq_attr *wq_attr;
1619 	struct mlx5_devx_obj *rmp = NULL;
1620 
1621 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1622 	if (!rmp) {
1623 		DRV_LOG(ERR, "Failed to allocate RMP data");
1624 		rte_errno = ENOMEM;
1625 		return NULL;
1626 	}
1627 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1628 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1629 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1630 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1631 		 rmp_attr->basic_cyclic_rcv_wqe);
1632 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1633 	wq_attr = &rmp_attr->wq_attr;
1634 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1635 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1636 					      sizeof(out));
1637 	if (!rmp->obj) {
1638 		DEVX_DRV_LOG(ERR, out, "create RMP", NULL, 0);
1639 		mlx5_free(rmp);
1640 		return NULL;
1641 	}
1642 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1643 	return rmp;
1644 }
1645 
1646 /*
1647  * Create TIR using DevX API.
1648  *
1649  * @param[in] ctx
1650  *  Context returned from mlx5 open_device() glue function.
1651  * @param [in] tir_attr
1652  *   Pointer to TIR attributes structure.
1653  *
1654  * @return
1655  *   The DevX object created, NULL otherwise and rte_errno is set.
1656  */
1657 struct mlx5_devx_obj *
1658 mlx5_devx_cmd_create_tir(void *ctx,
1659 			 struct mlx5_devx_tir_attr *tir_attr)
1660 {
1661 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1662 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1663 	void *tir_ctx, *outer, *inner, *rss_key;
1664 	struct mlx5_devx_obj *tir = NULL;
1665 
1666 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1667 	if (!tir) {
1668 		DRV_LOG(ERR, "Failed to allocate TIR data");
1669 		rte_errno = ENOMEM;
1670 		return NULL;
1671 	}
1672 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1673 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1674 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1675 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1676 		 tir_attr->lro_timeout_period_usecs);
1677 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1678 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1679 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1680 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1681 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1682 		 tir_attr->tunneled_offload_en);
1683 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1684 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1685 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1686 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1687 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1688 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1689 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1690 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1691 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1692 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1693 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1694 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1695 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1696 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1697 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1698 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1699 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1700 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1701 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1702 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1703 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1704 						   out, sizeof(out));
1705 	if (!tir->obj) {
1706 		DEVX_DRV_LOG(ERR, out, "create TIR", NULL, 0);
1707 		mlx5_free(tir);
1708 		return NULL;
1709 	}
1710 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1711 	return tir;
1712 }
1713 
1714 /**
1715  * Modify TIR using DevX API.
1716  *
1717  * @param[in] tir
1718  *   Pointer to TIR DevX object structure.
1719  * @param [in] modify_tir_attr
1720  *   Pointer to TIR modification attributes structure.
1721  *
1722  * @return
1723  *   0 on success, a negative errno value otherwise and rte_errno is set.
1724  */
1725 int
1726 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1727 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1728 {
1729 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1730 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1731 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1732 	void *tir_ctx;
1733 	int ret;
1734 
1735 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1736 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1737 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1738 		   modify_tir_attr->modify_bitmask);
1739 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1740 	if (modify_tir_attr->modify_bitmask &
1741 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1742 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1743 			 tir_attr->lro_timeout_period_usecs);
1744 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1745 			 tir_attr->lro_enable_mask);
1746 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1747 			 tir_attr->lro_max_msg_sz);
1748 	}
1749 	if (modify_tir_attr->modify_bitmask &
1750 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1751 		MLX5_SET(tirc, tir_ctx, indirect_table,
1752 			 tir_attr->indirect_table);
1753 	if (modify_tir_attr->modify_bitmask &
1754 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1755 		int i;
1756 		void *outer, *inner;
1757 
1758 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1759 			 tir_attr->rx_hash_symmetric);
1760 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1761 		for (i = 0; i < 10; i++) {
1762 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1763 				 tir_attr->rx_hash_toeplitz_key[i]);
1764 		}
1765 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1766 				     rx_hash_field_selector_outer);
1767 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1768 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1769 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1770 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1771 		MLX5_SET
1772 		(rx_hash_field_select, outer, selected_fields,
1773 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1774 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1775 				     rx_hash_field_selector_inner);
1776 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1777 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1778 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1779 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1780 		MLX5_SET
1781 		(rx_hash_field_select, inner, selected_fields,
1782 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1783 	}
1784 	if (modify_tir_attr->modify_bitmask &
1785 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1786 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1787 	}
1788 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1789 					 out, sizeof(out));
1790 	if (ret) {
1791 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1792 		rte_errno = errno;
1793 		return -errno;
1794 	}
1795 	return ret;
1796 }
1797 
1798 /**
1799  * Create RQT using DevX API.
1800  *
1801  * @param[in] ctx
1802  *   Context returned from mlx5 open_device() glue function.
1803  * @param [in] rqt_attr
1804  *   Pointer to RQT attributes structure.
1805  *
1806  * @return
1807  *   The DevX object created, NULL otherwise and rte_errno is set.
1808  */
1809 struct mlx5_devx_obj *
1810 mlx5_devx_cmd_create_rqt(void *ctx,
1811 			 struct mlx5_devx_rqt_attr *rqt_attr)
1812 {
1813 	uint32_t *in = NULL;
1814 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1815 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1816 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1817 	void *rqt_ctx;
1818 	struct mlx5_devx_obj *rqt = NULL;
1819 	int i;
1820 
1821 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1822 	if (!in) {
1823 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1824 		rte_errno = ENOMEM;
1825 		return NULL;
1826 	}
1827 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1828 	if (!rqt) {
1829 		DRV_LOG(ERR, "Failed to allocate RQT data");
1830 		rte_errno = ENOMEM;
1831 		mlx5_free(in);
1832 		return NULL;
1833 	}
1834 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1835 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1836 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1837 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1838 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1839 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1840 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1841 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1842 	mlx5_free(in);
1843 	if (!rqt->obj) {
1844 		DEVX_DRV_LOG(ERR, out, "create RQT", NULL, 0);
1845 		mlx5_free(rqt);
1846 		return NULL;
1847 	}
1848 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1849 	return rqt;
1850 }
1851 
1852 /**
1853  * Modify RQT using DevX API.
1854  *
1855  * @param[in] rqt
1856  *   Pointer to RQT DevX object structure.
1857  * @param [in] rqt_attr
1858  *   Pointer to RQT attributes structure.
1859  *
1860  * @return
1861  *   0 on success, a negative errno value otherwise and rte_errno is set.
1862  */
1863 int
1864 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1865 			 struct mlx5_devx_rqt_attr *rqt_attr)
1866 {
1867 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1868 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1869 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1870 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1871 	void *rqt_ctx;
1872 	int i;
1873 	int ret;
1874 
1875 	if (!in) {
1876 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1877 		rte_errno = ENOMEM;
1878 		return -ENOMEM;
1879 	}
1880 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1881 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1882 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1883 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1884 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1885 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1886 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1887 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1888 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1889 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1890 	mlx5_free(in);
1891 	if (ret) {
1892 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1893 		rte_errno = errno;
1894 		return -rte_errno;
1895 	}
1896 	return ret;
1897 }
1898 
1899 /**
1900  * Create SQ using DevX API.
1901  *
1902  * @param[in] ctx
1903  *   Context returned from mlx5 open_device() glue function.
1904  * @param [in] sq_attr
1905  *   Pointer to SQ attributes structure.
1906  * @param [in] socket
1907  *   CPU socket ID for allocations.
1908  *
1909  * @return
1910  *   The DevX object created, NULL otherwise and rte_errno is set.
1911  **/
1912 struct mlx5_devx_obj *
1913 mlx5_devx_cmd_create_sq(void *ctx,
1914 			struct mlx5_devx_create_sq_attr *sq_attr)
1915 {
1916 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1917 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1918 	void *sq_ctx;
1919 	void *wq_ctx;
1920 	struct mlx5_devx_wq_attr *wq_attr;
1921 	struct mlx5_devx_obj *sq = NULL;
1922 
1923 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1924 	if (!sq) {
1925 		DRV_LOG(ERR, "Failed to allocate SQ data");
1926 		rte_errno = ENOMEM;
1927 		return NULL;
1928 	}
1929 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1930 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1931 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1932 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1933 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1934 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1935 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1936 		 sq_attr->allow_multi_pkt_send_wqe);
1937 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1938 		 sq_attr->min_wqe_inline_mode);
1939 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1940 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1941 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1942 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1943 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1944 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1945 	MLX5_SET(sqc, sq_ctx, hairpin_wq_buffer_type, sq_attr->hairpin_wq_buffer_type);
1946 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1947 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1948 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1949 		 sq_attr->packet_pacing_rate_limit_index);
1950 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1951 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1952 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1953 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1954 	wq_attr = &sq_attr->wq_attr;
1955 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1956 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1957 					     out, sizeof(out));
1958 	if (!sq->obj) {
1959 		DEVX_DRV_LOG(ERR, out, "create SQ", NULL, 0);
1960 		mlx5_free(sq);
1961 		return NULL;
1962 	}
1963 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1964 	return sq;
1965 }
1966 
1967 /**
1968  * Modify SQ using DevX API.
1969  *
1970  * @param[in] sq
1971  *   Pointer to SQ object structure.
1972  * @param [in] sq_attr
1973  *   Pointer to SQ attributes structure.
1974  *
1975  * @return
1976  *   0 on success, a negative errno value otherwise and rte_errno is set.
1977  */
1978 int
1979 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1980 			struct mlx5_devx_modify_sq_attr *sq_attr)
1981 {
1982 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1983 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1984 	void *sq_ctx;
1985 	int ret;
1986 
1987 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1988 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1989 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1990 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1991 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1992 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1993 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1994 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1995 					 out, sizeof(out));
1996 	if (ret) {
1997 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1998 		rte_errno = errno;
1999 		return -rte_errno;
2000 	}
2001 	return ret;
2002 }
2003 
2004 /**
2005  * Create TIS using DevX API.
2006  *
2007  * @param[in] ctx
2008  *   Context returned from mlx5 open_device() glue function.
2009  * @param [in] tis_attr
2010  *   Pointer to TIS attributes structure.
2011  *
2012  * @return
2013  *   The DevX object created, NULL otherwise and rte_errno is set.
2014  */
2015 struct mlx5_devx_obj *
2016 mlx5_devx_cmd_create_tis(void *ctx,
2017 			 struct mlx5_devx_tis_attr *tis_attr)
2018 {
2019 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
2020 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
2021 	struct mlx5_devx_obj *tis = NULL;
2022 	void *tis_ctx;
2023 
2024 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
2025 	if (!tis) {
2026 		DRV_LOG(ERR, "Failed to allocate TIS object");
2027 		rte_errno = ENOMEM;
2028 		return NULL;
2029 	}
2030 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
2031 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
2032 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
2033 		 tis_attr->strict_lag_tx_port_affinity);
2034 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
2035 		 tis_attr->lag_tx_port_affinity);
2036 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
2037 	MLX5_SET(tisc, tis_ctx, transport_domain,
2038 		 tis_attr->transport_domain);
2039 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2040 					      out, sizeof(out));
2041 	if (!tis->obj) {
2042 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2043 		mlx5_free(tis);
2044 		return NULL;
2045 	}
2046 	tis->id = MLX5_GET(create_tis_out, out, tisn);
2047 	return tis;
2048 }
2049 
2050 /**
2051  * Create transport domain using DevX API.
2052  *
2053  * @param[in] ctx
2054  *   Context returned from mlx5 open_device() glue function.
2055  * @return
2056  *   The DevX object created, NULL otherwise and rte_errno is set.
2057  */
2058 struct mlx5_devx_obj *
2059 mlx5_devx_cmd_create_td(void *ctx)
2060 {
2061 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
2062 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
2063 	struct mlx5_devx_obj *td = NULL;
2064 
2065 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
2066 	if (!td) {
2067 		DRV_LOG(ERR, "Failed to allocate TD object");
2068 		rte_errno = ENOMEM;
2069 		return NULL;
2070 	}
2071 	MLX5_SET(alloc_transport_domain_in, in, opcode,
2072 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
2073 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2074 					     out, sizeof(out));
2075 	if (!td->obj) {
2076 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2077 		mlx5_free(td);
2078 		return NULL;
2079 	}
2080 	td->id = MLX5_GET(alloc_transport_domain_out, out,
2081 			   transport_domain);
2082 	return td;
2083 }
2084 
2085 /**
2086  * Dump all flows to file.
2087  *
2088  * @param[in] fdb_domain
2089  *   FDB domain.
2090  * @param[in] rx_domain
2091  *   RX domain.
2092  * @param[in] tx_domain
2093  *   TX domain.
2094  * @param[out] file
2095  *   Pointer to file stream.
2096  *
2097  * @return
2098  *   0 on success, a negative value otherwise.
2099  */
2100 int
2101 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
2102 			void *rx_domain __rte_unused,
2103 			void *tx_domain __rte_unused, FILE *file __rte_unused)
2104 {
2105 	int ret = 0;
2106 
2107 #ifdef HAVE_MLX5_DR_FLOW_DUMP
2108 	if (fdb_domain) {
2109 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
2110 		if (ret)
2111 			return ret;
2112 	}
2113 	MLX5_ASSERT(rx_domain);
2114 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
2115 	if (ret)
2116 		return ret;
2117 	MLX5_ASSERT(tx_domain);
2118 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
2119 #else
2120 	ret = ENOTSUP;
2121 #endif
2122 	return -ret;
2123 }
2124 
2125 int
2126 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
2127 			FILE *file __rte_unused)
2128 {
2129 	int ret = 0;
2130 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
2131 	if (rule_info)
2132 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
2133 #else
2134 	ret = ENOTSUP;
2135 #endif
2136 	return -ret;
2137 }
2138 
2139 /*
2140  * Create CQ using DevX API.
2141  *
2142  * @param[in] ctx
2143  *   Context returned from mlx5 open_device() glue function.
2144  * @param [in] attr
2145  *   Pointer to CQ attributes structure.
2146  *
2147  * @return
2148  *   The DevX object created, NULL otherwise and rte_errno is set.
2149  */
2150 struct mlx5_devx_obj *
2151 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
2152 {
2153 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
2154 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
2155 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2156 						   sizeof(*cq_obj),
2157 						   0, SOCKET_ID_ANY);
2158 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
2159 
2160 	if (!cq_obj) {
2161 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
2162 		rte_errno = ENOMEM;
2163 		return NULL;
2164 	}
2165 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
2166 	if (attr->db_umem_valid) {
2167 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
2168 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
2169 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
2170 	} else {
2171 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
2172 	}
2173 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
2174 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
2175 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
2176 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
2177 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
2178 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2179 		MLX5_SET(cqc, cqctx, log_page_size,
2180 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2181 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
2182 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
2183 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
2184 	MLX5_SET(cqc, cqctx, cqe_comp_layout, !!attr->cqe_comp_layout);
2185 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
2186 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
2187 		 attr->mini_cqe_res_format_ext);
2188 	if (attr->q_umem_valid) {
2189 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
2190 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
2191 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
2192 			   attr->q_umem_offset);
2193 	}
2194 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2195 						 sizeof(out));
2196 	if (!cq_obj->obj) {
2197 		DEVX_DRV_LOG(ERR, out, "create CQ", NULL, 0);
2198 		mlx5_free(cq_obj);
2199 		return NULL;
2200 	}
2201 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
2202 	return cq_obj;
2203 }
2204 
2205 /**
2206  * Create VIRTQ using DevX API.
2207  *
2208  * @param[in] ctx
2209  *   Context returned from mlx5 open_device() glue function.
2210  * @param [in] attr
2211  *   Pointer to VIRTQ attributes structure.
2212  *
2213  * @return
2214  *   The DevX object created, NULL otherwise and rte_errno is set.
2215  */
2216 struct mlx5_devx_obj *
2217 mlx5_devx_cmd_create_virtq(void *ctx,
2218 			   struct mlx5_devx_virtq_attr *attr)
2219 {
2220 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2221 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2222 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2223 						     sizeof(*virtq_obj),
2224 						     0, SOCKET_ID_ANY);
2225 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2226 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2227 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2228 
2229 	if (!virtq_obj) {
2230 		DRV_LOG(ERR, "Failed to allocate virtq data.");
2231 		rte_errno = ENOMEM;
2232 		return NULL;
2233 	}
2234 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2235 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2236 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2237 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2238 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2239 		   attr->hw_available_index);
2240 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2241 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2242 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2243 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2244 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2245 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2246 		   attr->virtio_version_1_0);
2247 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2248 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2249 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2250 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2251 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2252 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2253 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2254 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2255 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2256 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2257 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2258 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2259 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2260 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2261 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2262 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2263 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2264 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2265 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2266 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2267 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2268 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2269 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2270 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2271 						    sizeof(out));
2272 	if (!virtq_obj->obj) {
2273 		DEVX_DRV_LOG(ERR, out, "create VIRTQ", NULL, 0);
2274 		mlx5_free(virtq_obj);
2275 		return NULL;
2276 	}
2277 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2278 	return virtq_obj;
2279 }
2280 
2281 /**
2282  * Modify VIRTQ using DevX API.
2283  *
2284  * @param[in] virtq_obj
2285  *   Pointer to virtq object structure.
2286  * @param [in] attr
2287  *   Pointer to modify virtq attributes structure.
2288  *
2289  * @return
2290  *   0 on success, a negative errno value otherwise and rte_errno is set.
2291  */
2292 int
2293 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2294 			   struct mlx5_devx_virtq_attr *attr)
2295 {
2296 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2297 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2298 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2299 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2300 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2301 	int ret;
2302 
2303 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2304 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2305 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2306 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2307 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2308 	MLX5_SET64(virtio_net_q, virtq, modify_field_select,
2309 		attr->mod_fields_bitmap);
2310 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2311 	if (!attr->mod_fields_bitmap) {
2312 		DRV_LOG(ERR, "Failed to modify VIRTQ for no type set.");
2313 		rte_errno = EINVAL;
2314 		return -rte_errno;
2315 	}
2316 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_STATE)
2317 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2318 	if (attr->mod_fields_bitmap &
2319 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS) {
2320 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2321 			 attr->dirty_bitmap_mkey);
2322 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2323 			 attr->dirty_bitmap_addr);
2324 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2325 			 attr->dirty_bitmap_size);
2326 	}
2327 	if (attr->mod_fields_bitmap &
2328 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE)
2329 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2330 			 attr->dirty_bitmap_dump_enable);
2331 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_QUEUE_PERIOD) {
2332 		MLX5_SET(virtio_q, virtctx, queue_period_mode,
2333 			attr->hw_latency_mode);
2334 		MLX5_SET(virtio_q, virtctx, queue_period_us,
2335 			attr->hw_max_latency_us);
2336 		MLX5_SET(virtio_q, virtctx, queue_max_count,
2337 			attr->hw_max_pending_comp);
2338 	}
2339 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_ADDR) {
2340 		MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2341 		MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2342 		MLX5_SET64(virtio_q, virtctx, available_addr,
2343 			attr->available_addr);
2344 	}
2345 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_AVAILABLE_INDEX)
2346 		MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2347 		   attr->hw_available_index);
2348 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_USED_INDEX)
2349 		MLX5_SET16(virtio_net_q, virtq, hw_used_index,
2350 			attr->hw_used_index);
2351 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_TYPE)
2352 		MLX5_SET16(virtio_q, virtctx, virtio_q_type, attr->q_type);
2353 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_VERSION_1_0)
2354 		MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2355 		   attr->virtio_version_1_0);
2356 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_MKEY)
2357 		MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2358 	if (attr->mod_fields_bitmap &
2359 		MLX5_VIRTQ_MODIFY_TYPE_QUEUE_FEATURE_BIT_MASK) {
2360 		MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2361 		MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2362 		MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2363 		MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2364 	}
2365 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_EVENT_MODE) {
2366 		MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2367 		MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2368 	}
2369 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2370 					 out, sizeof(out));
2371 	if (ret) {
2372 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2373 		rte_errno = errno;
2374 		return -rte_errno;
2375 	}
2376 	return ret;
2377 }
2378 
2379 /**
2380  * Query VIRTQ using DevX API.
2381  *
2382  * @param[in] virtq_obj
2383  *   Pointer to virtq object structure.
2384  * @param [in/out] attr
2385  *   Pointer to virtq attributes structure.
2386  *
2387  * @return
2388  *   0 on success, a negative errno value otherwise and rte_errno is set.
2389  */
2390 int
2391 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2392 			   struct mlx5_devx_virtq_attr *attr)
2393 {
2394 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2395 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2396 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2397 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2398 	int ret;
2399 
2400 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2401 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2402 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2403 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2404 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2405 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2406 					 out, sizeof(out));
2407 	if (ret) {
2408 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2409 		rte_errno = errno;
2410 		return -errno;
2411 	}
2412 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2413 					      hw_available_index);
2414 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2415 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2416 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2417 				      virtio_q_context.error_type);
2418 	return ret;
2419 }
2420 
2421 /**
2422  * Create QP using DevX API.
2423  *
2424  * @param[in] ctx
2425  *   Context returned from mlx5 open_device() glue function.
2426  * @param [in] attr
2427  *   Pointer to QP attributes structure.
2428  *
2429  * @return
2430  *   The DevX object created, NULL otherwise and rte_errno is set.
2431  */
2432 struct mlx5_devx_obj *
2433 mlx5_devx_cmd_create_qp(void *ctx,
2434 			struct mlx5_devx_qp_attr *attr)
2435 {
2436 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2437 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2438 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2439 						   sizeof(*qp_obj),
2440 						   0, SOCKET_ID_ANY);
2441 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2442 
2443 	if (!qp_obj) {
2444 		DRV_LOG(ERR, "Failed to allocate QP data.");
2445 		rte_errno = ENOMEM;
2446 		return NULL;
2447 	}
2448 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2449 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2450 	MLX5_SET(qpc, qpc, pd, attr->pd);
2451 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2452 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2453 	if (attr->uar_index) {
2454 		if (attr->mmo) {
2455 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2456 				in, qpc_extension_and_pas_list);
2457 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2458 				qpc_ext_and_pas_list, qpc_data_extension);
2459 
2460 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2461 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2462 		}
2463 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2464 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2465 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2466 			MLX5_SET(qpc, qpc, log_page_size,
2467 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2468 		if (attr->num_of_send_wqbbs) {
2469 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2470 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2471 			MLX5_SET(qpc, qpc, log_sq_size,
2472 				 rte_log2_u32(attr->num_of_send_wqbbs));
2473 		} else {
2474 			MLX5_SET(qpc, qpc, no_sq, 1);
2475 		}
2476 		if (attr->num_of_receive_wqes) {
2477 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2478 					attr->num_of_receive_wqes));
2479 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2480 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2481 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2482 			MLX5_SET(qpc, qpc, log_rq_size,
2483 				 rte_log2_u32(attr->num_of_receive_wqes));
2484 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2485 		} else {
2486 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2487 		}
2488 		if (attr->dbr_umem_valid) {
2489 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2490 				 attr->dbr_umem_valid);
2491 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2492 		}
2493 		if (attr->cd_master)
2494 			MLX5_SET(qpc, qpc, cd_master, attr->cd_master);
2495 		if (attr->cd_slave_send)
2496 			MLX5_SET(qpc, qpc, cd_slave_send, attr->cd_slave_send);
2497 		if (attr->cd_slave_recv)
2498 			MLX5_SET(qpc, qpc, cd_slave_receive, attr->cd_slave_recv);
2499 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2500 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2501 			   attr->wq_umem_offset);
2502 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2503 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2504 	} else {
2505 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2506 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2507 		MLX5_SET(qpc, qpc, no_sq, 1);
2508 	}
2509 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2510 						 sizeof(out));
2511 	if (!qp_obj->obj) {
2512 		DEVX_DRV_LOG(ERR, out, "create QP", NULL, 0);
2513 		mlx5_free(qp_obj);
2514 		return NULL;
2515 	}
2516 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2517 	return qp_obj;
2518 }
2519 
2520 /**
2521  * Modify QP using DevX API.
2522  * Currently supports only force loop-back QP.
2523  *
2524  * @param[in] qp
2525  *   Pointer to QP object structure.
2526  * @param [in] qp_st_mod_op
2527  *   The QP state modification operation.
2528  * @param [in] remote_qp_id
2529  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2530  *
2531  * @return
2532  *   0 on success, a negative errno value otherwise and rte_errno is set.
2533  */
2534 int
2535 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2536 			      uint32_t remote_qp_id)
2537 {
2538 	union {
2539 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2540 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2541 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2542 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
2543 	} in;
2544 	union {
2545 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2546 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2547 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2548 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
2549 	} out;
2550 	void *qpc;
2551 	int ret;
2552 	unsigned int inlen;
2553 	unsigned int outlen;
2554 
2555 	memset(&in, 0, sizeof(in));
2556 	memset(&out, 0, sizeof(out));
2557 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2558 	switch (qp_st_mod_op) {
2559 	case MLX5_CMD_OP_RST2INIT_QP:
2560 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2561 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2562 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2563 		MLX5_SET(qpc, qpc, rre, 1);
2564 		MLX5_SET(qpc, qpc, rwe, 1);
2565 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2566 		inlen = sizeof(in.rst2init);
2567 		outlen = sizeof(out.rst2init);
2568 		break;
2569 	case MLX5_CMD_OP_INIT2RTR_QP:
2570 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2571 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2572 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2573 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2574 		MLX5_SET(qpc, qpc, mtu, 1);
2575 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2576 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2577 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2578 		inlen = sizeof(in.init2rtr);
2579 		outlen = sizeof(out.init2rtr);
2580 		break;
2581 	case MLX5_CMD_OP_RTR2RTS_QP:
2582 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2583 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2584 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2585 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2586 		MLX5_SET(qpc, qpc, retry_count, 7);
2587 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2588 		inlen = sizeof(in.rtr2rts);
2589 		outlen = sizeof(out.rtr2rts);
2590 		break;
2591 	case MLX5_CMD_OP_QP_2RST:
2592 		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
2593 		inlen = sizeof(in.qp2rst);
2594 		outlen = sizeof(out.qp2rst);
2595 		break;
2596 	default:
2597 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2598 			qp_st_mod_op);
2599 		rte_errno = EINVAL;
2600 		return -rte_errno;
2601 	}
2602 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2603 	if (ret) {
2604 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2605 		rte_errno = errno;
2606 		return -rte_errno;
2607 	}
2608 	return ret;
2609 }
2610 
2611 struct mlx5_devx_obj *
2612 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2613 {
2614 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2615 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2616 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2617 						       sizeof(*couners_obj), 0,
2618 						       SOCKET_ID_ANY);
2619 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2620 
2621 	if (!couners_obj) {
2622 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2623 		rte_errno = ENOMEM;
2624 		return NULL;
2625 	}
2626 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2627 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2628 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2629 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2630 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2631 						      sizeof(out));
2632 	if (!couners_obj->obj) {
2633 		DEVX_DRV_LOG(ERR, out, "create virtio queue counters Obj", NULL,
2634 			     0);
2635 		mlx5_free(couners_obj);
2636 		return NULL;
2637 	}
2638 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2639 	return couners_obj;
2640 }
2641 
2642 int
2643 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2644 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2645 {
2646 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2647 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2648 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2649 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2650 					       virtio_q_counters);
2651 	int ret;
2652 
2653 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2654 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2655 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2656 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2657 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2658 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2659 					sizeof(out));
2660 	if (ret) {
2661 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2662 		rte_errno = errno;
2663 		return -errno;
2664 	}
2665 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2666 					 received_desc);
2667 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2668 					  completed_desc);
2669 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2670 				    error_cqes);
2671 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2672 					 bad_desc_errors);
2673 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2674 					  exceed_max_chain);
2675 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2676 					invalid_buffer);
2677 	return ret;
2678 }
2679 
2680 /**
2681  * Create general object of type FLOW_HIT_ASO using DevX API.
2682  *
2683  * @param[in] ctx
2684  *   Context returned from mlx5 open_device() glue function.
2685  * @param [in] pd
2686  *   PD value to associate the FLOW_HIT_ASO object with.
2687  *
2688  * @return
2689  *   The DevX object created, NULL otherwise and rte_errno is set.
2690  */
2691 struct mlx5_devx_obj *
2692 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2693 {
2694 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2695 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2696 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2697 	void *ptr = NULL;
2698 
2699 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2700 				       0, SOCKET_ID_ANY);
2701 	if (!flow_hit_aso_obj) {
2702 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2703 		rte_errno = ENOMEM;
2704 		return NULL;
2705 	}
2706 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2707 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2708 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2709 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2710 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2711 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2712 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2713 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2714 							   out, sizeof(out));
2715 	if (!flow_hit_aso_obj->obj) {
2716 		DEVX_DRV_LOG(ERR, out, "create FLOW_HIT_ASO", NULL, 0);
2717 		mlx5_free(flow_hit_aso_obj);
2718 		return NULL;
2719 	}
2720 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2721 	return flow_hit_aso_obj;
2722 }
2723 
2724 /*
2725  * Create PD using DevX API.
2726  *
2727  * @param[in] ctx
2728  *   Context returned from mlx5 open_device() glue function.
2729  *
2730  * @return
2731  *   The DevX object created, NULL otherwise and rte_errno is set.
2732  */
2733 struct mlx5_devx_obj *
2734 mlx5_devx_cmd_alloc_pd(void *ctx)
2735 {
2736 	struct mlx5_devx_obj *ppd =
2737 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2738 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2739 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2740 
2741 	if (!ppd) {
2742 		DRV_LOG(ERR, "Failed to allocate PD data.");
2743 		rte_errno = ENOMEM;
2744 		return NULL;
2745 	}
2746 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2747 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2748 				out, sizeof(out));
2749 	if (!ppd->obj) {
2750 		mlx5_free(ppd);
2751 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2752 		rte_errno = errno;
2753 		return NULL;
2754 	}
2755 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2756 	return ppd;
2757 }
2758 
2759 /**
2760  * Create general object of type FLOW_METER_ASO using DevX API.
2761  *
2762  * @param[in] ctx
2763  *   Context returned from mlx5 open_device() glue function.
2764  * @param [in] pd
2765  *   PD value to associate the FLOW_METER_ASO object with.
2766  * @param [in] log_obj_size
2767  *   log_obj_size define to allocate number of 2 * meters
2768  *   in one FLOW_METER_ASO object.
2769  *
2770  * @return
2771  *   The DevX object created, NULL otherwise and rte_errno is set.
2772  */
2773 struct mlx5_devx_obj *
2774 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2775 						uint32_t log_obj_size)
2776 {
2777 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2778 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2779 	struct mlx5_devx_obj *flow_meter_aso_obj;
2780 	void *ptr;
2781 
2782 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2783 						sizeof(*flow_meter_aso_obj),
2784 						0, SOCKET_ID_ANY);
2785 	if (!flow_meter_aso_obj) {
2786 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2787 		rte_errno = ENOMEM;
2788 		return NULL;
2789 	}
2790 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2791 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2792 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2793 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2794 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2795 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2796 		log_obj_size);
2797 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2798 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2799 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2800 							ctx, in, sizeof(in),
2801 							out, sizeof(out));
2802 	if (!flow_meter_aso_obj->obj) {
2803 		DEVX_DRV_LOG(ERR, out, "create FLOW_METTER_ASO", NULL, 0);
2804 		mlx5_free(flow_meter_aso_obj);
2805 		return NULL;
2806 	}
2807 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2808 								out, obj_id);
2809 	return flow_meter_aso_obj;
2810 }
2811 
2812 /*
2813  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2814  *
2815  * @param[in] ctx
2816  *   Context returned from mlx5 open_device() glue function.
2817  * @param [in] pd
2818  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2819  * @param [in] log_obj_size
2820  *   log_obj_size to allocate its power of 2 * objects
2821  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2822  *
2823  * @return
2824  *   The DevX object created, NULL otherwise and rte_errno is set.
2825  */
2826 struct mlx5_devx_obj *
2827 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2828 					    uint32_t log_obj_size)
2829 {
2830 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2831 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2832 	struct mlx5_devx_obj *ct_aso_obj;
2833 	void *ptr;
2834 
2835 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2836 				 0, SOCKET_ID_ANY);
2837 	if (!ct_aso_obj) {
2838 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2839 		rte_errno = ENOMEM;
2840 		return NULL;
2841 	}
2842 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2843 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2844 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2845 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2846 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2847 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2848 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2849 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2850 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2851 						     out, sizeof(out));
2852 	if (!ct_aso_obj->obj) {
2853 		DEVX_DRV_LOG(ERR, out, "create CONN_TRACK_OFFLOAD", NULL, 0);
2854 		mlx5_free(ct_aso_obj);
2855 		return NULL;
2856 	}
2857 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2858 	return ct_aso_obj;
2859 }
2860 
2861 /**
2862  * Create general object of type GENEVE TLV option using DevX API.
2863  *
2864  * @param[in] ctx
2865  *   Context returned from mlx5 open_device() glue function.
2866  * @param[in] attr
2867  *   Pointer to GENEVE TLV option attributes structure.
2868  *
2869  * @return
2870  *   The DevX object created, NULL otherwise and rte_errno is set.
2871  */
2872 struct mlx5_devx_obj *
2873 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2874 				  struct mlx5_devx_geneve_tlv_option_attr *attr)
2875 {
2876 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2877 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2878 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2879 						   sizeof(*geneve_tlv_opt_obj),
2880 						   0, SOCKET_ID_ANY);
2881 
2882 	if (!geneve_tlv_opt_obj) {
2883 		DRV_LOG(ERR, "Failed to allocate GENEVE TLV option object.");
2884 		rte_errno = ENOMEM;
2885 		return NULL;
2886 	}
2887 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2888 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2889 				 geneve_tlv_opt);
2890 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2891 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2892 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2893 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2894 	MLX5_SET(geneve_tlv_option, opt, option_type, attr->option_type);
2895 	MLX5_SET(geneve_tlv_option, opt, option_data_length,
2896 		 attr->option_data_len);
2897 	if (attr->option_class_ignore)
2898 		MLX5_SET(geneve_tlv_option, opt, option_class_ignore,
2899 			 attr->option_class_ignore);
2900 	else
2901 		MLX5_SET(geneve_tlv_option, opt, option_class,
2902 			 rte_be_to_cpu_16(attr->option_class));
2903 	if (attr->offset_valid) {
2904 		MLX5_SET(geneve_tlv_option, opt, sample_offset_valid,
2905 			 attr->offset_valid);
2906 		MLX5_SET(geneve_tlv_option, opt, sample_offset,
2907 			 attr->sample_offset);
2908 	}
2909 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2910 							     sizeof(in), out,
2911 							     sizeof(out));
2912 	if (!geneve_tlv_opt_obj->obj) {
2913 		DEVX_DRV_LOG(ERR, out, "create GENEVE TLV option", NULL, 0);
2914 		mlx5_free(geneve_tlv_opt_obj);
2915 		return NULL;
2916 	}
2917 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2918 	return geneve_tlv_opt_obj;
2919 }
2920 
2921 /**
2922  * Query GENEVE TLV option using DevX API.
2923  *
2924  * @param[in] ctx
2925  *   Context used to create GENEVE TLV option object.
2926  * @param[in] geneve_tlv_opt_obj
2927  *   DevX object of the GENEVE TLV option.
2928  * @param[out] attr
2929  *   Pointer to match sample info attributes structure.
2930  *
2931  * @return
2932  *   0 on success, a negative errno otherwise and rte_errno is set.
2933  */
2934 int
2935 mlx5_devx_cmd_query_geneve_tlv_option(void *ctx,
2936 				      struct mlx5_devx_obj *geneve_tlv_opt_obj,
2937 				      struct mlx5_devx_match_sample_info_query_attr *attr)
2938 {
2939 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2940 	uint32_t out[MLX5_ST_SZ_DW(query_geneve_tlv_option_out)] = {0};
2941 	void *hdr = MLX5_ADDR_OF(query_geneve_tlv_option_out, in, hdr);
2942 	void *opt = MLX5_ADDR_OF(query_geneve_tlv_option_out, out,
2943 				 geneve_tlv_opt);
2944 	int ret;
2945 
2946 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2947 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2948 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2949 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2950 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, geneve_tlv_opt_obj->id);
2951 	/* Call first query to get sample handle. */
2952 	ret = mlx5_glue->devx_obj_query(geneve_tlv_opt_obj->obj, in, sizeof(in),
2953 					out, sizeof(out));
2954 	if (ret) {
2955 		DRV_LOG(ERR, "Failed to query GENEVE TLV option using DevX.");
2956 		rte_errno = errno;
2957 		return -errno;
2958 	}
2959 	/* Call second query to get sample information. */
2960 	if (MLX5_GET(geneve_tlv_option, opt, sample_id_valid)) {
2961 		uint32_t sample_id = MLX5_GET(geneve_tlv_option, opt,
2962 					      geneve_sample_field_id);
2963 
2964 		return mlx5_devx_cmd_match_sample_info_query(ctx, sample_id,
2965 							     attr);
2966 	}
2967 	DRV_LOG(DEBUG, "GENEVE TLV option sample isn't valid.");
2968 	return 0;
2969 }
2970 
2971 int
2972 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2973 {
2974 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2975 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2976 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2977 	int rc;
2978 	void *rq_ctx;
2979 
2980 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2981 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2982 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2983 	if (rc) {
2984 		rte_errno = errno;
2985 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2986 			"rc = %d, errno = %d.", rc, errno);
2987 		return -rc;
2988 	};
2989 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2990 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2991 	return 0;
2992 #else
2993 	(void)wq;
2994 	(void)counter_set_id;
2995 	return -ENOTSUP;
2996 #endif
2997 }
2998 
2999 /*
3000  * Allocate queue counters via devx interface.
3001  *
3002  * @param[in] ctx
3003  *   Context returned from mlx5 open_device() glue function.
3004  *
3005  * @return
3006  *   Pointer to counter object on success, a NULL value otherwise and
3007  *   rte_errno is set.
3008  */
3009 struct mlx5_devx_obj *
3010 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
3011 {
3012 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
3013 						SOCKET_ID_ANY);
3014 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
3015 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
3016 
3017 	if (!dcs) {
3018 		rte_errno = ENOMEM;
3019 		return NULL;
3020 	}
3021 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
3022 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
3023 					      sizeof(out));
3024 	if (!dcs->obj) {
3025 		DEVX_DRV_LOG(DEBUG, out, "create q counter set", NULL, 0);
3026 		mlx5_free(dcs);
3027 		return NULL;
3028 	}
3029 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
3030 	return dcs;
3031 }
3032 
3033 /**
3034  * Query queue counters values.
3035  *
3036  * @param[in] dcs
3037  *   devx object of the queue counter set.
3038  * @param[in] clear
3039  *   Whether hardware should clear the counters after the query or not.
3040  *  @param[out] out_of_buffers
3041  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
3042  *
3043  * @return
3044  *   0 on success, a negative value otherwise.
3045  */
3046 int
3047 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
3048 				  uint32_t *out_of_buffers)
3049 {
3050 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
3051 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
3052 	int rc;
3053 
3054 	MLX5_SET(query_q_counter_in, in, opcode,
3055 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
3056 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
3057 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
3058 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
3059 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
3060 				       sizeof(out));
3061 	if (rc) {
3062 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
3063 		rte_errno = rc;
3064 		return -rc;
3065 	}
3066 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
3067 	return 0;
3068 }
3069 
3070 /**
3071  * Create general object of type DEK using DevX API.
3072  *
3073  * @param[in] ctx
3074  *   Context returned from mlx5 open_device() glue function.
3075  * @param [in] attr
3076  *   Pointer to DEK attributes structure.
3077  *
3078  * @return
3079  *   The DevX object created, NULL otherwise and rte_errno is set.
3080  */
3081 struct mlx5_devx_obj *
3082 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
3083 {
3084 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
3085 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3086 	struct mlx5_devx_obj *dek_obj = NULL;
3087 	void *ptr = NULL, *key_addr = NULL;
3088 
3089 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
3090 			      0, SOCKET_ID_ANY);
3091 	if (dek_obj == NULL) {
3092 		DRV_LOG(ERR, "Failed to allocate DEK object data");
3093 		rte_errno = ENOMEM;
3094 		return NULL;
3095 	}
3096 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
3097 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3098 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3099 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3100 		 MLX5_GENERAL_OBJ_TYPE_DEK);
3101 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
3102 	MLX5_SET(dek, ptr, key_size, attr->key_size);
3103 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
3104 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
3105 	MLX5_SET(dek, ptr, pd, attr->pd);
3106 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
3107 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
3108 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3109 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3110 						  out, sizeof(out));
3111 	if (dek_obj->obj == NULL) {
3112 		DEVX_DRV_LOG(ERR, out, "create DEK", NULL, 0);
3113 		mlx5_free(dek_obj);
3114 		return NULL;
3115 	}
3116 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3117 	return dek_obj;
3118 }
3119 
3120 /**
3121  * Create general object of type IMPORT_KEK using DevX API.
3122  *
3123  * @param[in] ctx
3124  *   Context returned from mlx5 open_device() glue function.
3125  * @param [in] attr
3126  *   Pointer to IMPORT_KEK attributes structure.
3127  *
3128  * @return
3129  *   The DevX object created, NULL otherwise and rte_errno is set.
3130  */
3131 struct mlx5_devx_obj *
3132 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
3133 				    struct mlx5_devx_import_kek_attr *attr)
3134 {
3135 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
3136 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3137 	struct mlx5_devx_obj *import_kek_obj = NULL;
3138 	void *ptr = NULL, *key_addr = NULL;
3139 
3140 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
3141 				     0, SOCKET_ID_ANY);
3142 	if (import_kek_obj == NULL) {
3143 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
3144 		rte_errno = ENOMEM;
3145 		return NULL;
3146 	}
3147 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
3148 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3149 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3150 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3151 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
3152 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
3153 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
3154 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
3155 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3156 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3157 							 out, sizeof(out));
3158 	if (import_kek_obj->obj == NULL) {
3159 		DEVX_DRV_LOG(ERR, out, "create IMPORT_KEK", NULL, 0);
3160 		mlx5_free(import_kek_obj);
3161 		return NULL;
3162 	}
3163 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3164 	return import_kek_obj;
3165 }
3166 
3167 /**
3168  * Create general object of type CREDENTIAL using DevX API.
3169  *
3170  * @param[in] ctx
3171  *   Context returned from mlx5 open_device() glue function.
3172  * @param [in] attr
3173  *   Pointer to CREDENTIAL attributes structure.
3174  *
3175  * @return
3176  *   The DevX object created, NULL otherwise and rte_errno is set.
3177  */
3178 struct mlx5_devx_obj *
3179 mlx5_devx_cmd_create_credential_obj(void *ctx,
3180 				    struct mlx5_devx_credential_attr *attr)
3181 {
3182 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
3183 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3184 	struct mlx5_devx_obj *credential_obj = NULL;
3185 	void *ptr = NULL, *credential_addr = NULL;
3186 
3187 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
3188 				     0, SOCKET_ID_ANY);
3189 	if (credential_obj == NULL) {
3190 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
3191 		rte_errno = ENOMEM;
3192 		return NULL;
3193 	}
3194 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
3195 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3196 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3197 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3198 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
3199 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
3200 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
3201 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
3202 	memcpy(credential_addr, (void *)(attr->credential),
3203 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3204 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3205 							 out, sizeof(out));
3206 	if (credential_obj->obj == NULL) {
3207 		DEVX_DRV_LOG(ERR, out, "create CREDENTIAL", NULL, 0);
3208 		mlx5_free(credential_obj);
3209 		return NULL;
3210 	}
3211 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3212 	return credential_obj;
3213 }
3214 
3215 /**
3216  * Create general object of type CRYPTO_LOGIN using DevX API.
3217  *
3218  * @param[in] ctx
3219  *   Context returned from mlx5 open_device() glue function.
3220  * @param [in] attr
3221  *   Pointer to CRYPTO_LOGIN attributes structure.
3222  *
3223  * @return
3224  *   The DevX object created, NULL otherwise and rte_errno is set.
3225  */
3226 struct mlx5_devx_obj *
3227 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
3228 				      struct mlx5_devx_crypto_login_attr *attr)
3229 {
3230 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
3231 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3232 	struct mlx5_devx_obj *crypto_login_obj = NULL;
3233 	void *ptr = NULL, *credential_addr = NULL;
3234 
3235 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
3236 				       0, SOCKET_ID_ANY);
3237 	if (crypto_login_obj == NULL) {
3238 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
3239 		rte_errno = ENOMEM;
3240 		return NULL;
3241 	}
3242 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
3243 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3244 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3245 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3246 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
3247 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
3248 	MLX5_SET(crypto_login, ptr, credential_pointer,
3249 		 attr->credential_pointer);
3250 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
3251 		 attr->session_import_kek_ptr);
3252 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
3253 	memcpy(credential_addr, (void *)(attr->credential),
3254 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3255 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3256 							   out, sizeof(out));
3257 	if (crypto_login_obj->obj == NULL) {
3258 		DEVX_DRV_LOG(ERR, out, "create CRYPTO_LOGIN", NULL, 0);
3259 		mlx5_free(crypto_login_obj);
3260 		return NULL;
3261 	}
3262 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3263 	return crypto_login_obj;
3264 }
3265 
3266 /**
3267  * Query LAG context.
3268  *
3269  * @param[in] ctx
3270  *   Pointer to ibv_context, returned from mlx5dv_open_device.
3271  * @param[out] lag_ctx
3272  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
3273  *
3274  * @return
3275  *   0 on success, a negative value otherwise.
3276  */
3277 int
3278 mlx5_devx_cmd_query_lag(void *ctx,
3279 			struct mlx5_devx_lag_context *lag_ctx)
3280 {
3281 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
3282 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
3283 	void *lctx;
3284 	int rc;
3285 
3286 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
3287 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
3288 	if (rc)
3289 		goto error;
3290 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
3291 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
3292 					       fdb_selection_mode);
3293 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
3294 					       port_select_mode);
3295 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
3296 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
3297 						tx_remap_affinity_2);
3298 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
3299 						tx_remap_affinity_1);
3300 	return 0;
3301 error:
3302 	rc = (rc > 0) ? -rc : rc;
3303 	return rc;
3304 }
3305