xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 4c3d7961d9002bb715a8ee76bcf464d633316d4c)
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_wq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_wq_sz);
1031 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
1032 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
1033 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
1034 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
1035 	attr->reg_c_preserve =
1036 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
1037 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
1038 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
1039 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
1040 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1041 			compress_mmo_sq);
1042 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
1043 			decompress_mmo_sq);
1044 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
1045 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
1046 			compress_mmo_qp);
1047 	attr->decomp_deflate_v1_en = MLX5_GET(cmd_hca_cap, hcattr,
1048 					      decompress_deflate_v1);
1049 	attr->decomp_deflate_v2_en = MLX5_GET(cmd_hca_cap, hcattr,
1050 					      decompress_deflate_v2);
1051 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
1052 						 compress_min_block_size);
1053 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
1054 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
1055 					      log_compress_mmo_size);
1056 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
1057 						log_decompress_mmo_size);
1058 	attr->decomp_lz4_data_only_en = MLX5_GET(cmd_hca_cap, hcattr,
1059 						 decompress_lz4_data_only_v2);
1060 	attr->decomp_lz4_no_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1061 						 decompress_lz4_no_checksum_v2);
1062 	attr->decomp_lz4_checksum_en = MLX5_GET(cmd_hca_cap, hcattr,
1063 						decompress_lz4_checksum_v2);
1064 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
1065 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
1066 						mini_cqe_resp_flow_tag);
1067 	attr->cqe_compression_128 = MLX5_GET(cmd_hca_cap, hcattr,
1068 						cqe_compression_128);
1069 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
1070 						 mini_cqe_resp_l3_l4_tag);
1071 	attr->enhanced_cqe_compression = MLX5_GET(cmd_hca_cap, hcattr,
1072 						 enhanced_cqe_compression);
1073 	attr->umr_indirect_mkey_disabled =
1074 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
1075 	attr->umr_modify_entity_size_disabled =
1076 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
1077 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
1078 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
1079 	attr->ct_offload = !!(general_obj_types_supported &
1080 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
1081 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
1082 	attr->nic_flow_table = MLX5_GET(cmd_hca_cap, hcattr, nic_flow_table);
1083 	attr->striding_rq = MLX5_GET(cmd_hca_cap, hcattr, striding_rq);
1084 	attr->ext_stride_num_range =
1085 		MLX5_GET(cmd_hca_cap, hcattr, ext_stride_num_range);
1086 	attr->nic_flow_table = MLX5_GET(cmd_hca_cap, hcattr, nic_flow_table);
1087 	attr->max_flow_counter_15_0 = MLX5_GET(cmd_hca_cap, hcattr,
1088 			max_flow_counter_15_0);
1089 	attr->max_flow_counter_31_16 = MLX5_GET(cmd_hca_cap, hcattr,
1090 			max_flow_counter_31_16);
1091 	attr->alloc_flow_counter_pd = MLX5_GET(cmd_hca_cap, hcattr,
1092 			alloc_flow_counter_pd);
1093 	attr->flow_counter_access_aso = MLX5_GET(cmd_hca_cap, hcattr,
1094 			flow_counter_access_aso);
1095 	attr->flow_access_aso_opc_mod = MLX5_GET(cmd_hca_cap, hcattr,
1096 			flow_access_aso_opc_mod);
1097 	attr->wqe_based_flow_table_sup = MLX5_GET(cmd_hca_cap, hcattr,
1098 			wqe_based_flow_table_update_cap);
1099 	/*
1100 	 * Flex item support needs max_num_prog_sample_field
1101 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1102 	 */
1103 	if (attr->parse_graph_flex_node) {
1104 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1105 			(ctx, &attr->flex);
1106 		if (rc)
1107 			return -1;
1108 		attr->flex.query_match_sample_info =
1109 						attr->query_match_sample_info;
1110 	}
1111 	if (attr->crypto) {
1112 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts) ||
1113 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_multi_block_be_tweak) ||
1114 		MLX5_GET(cmd_hca_cap, hcattr, aes_xts_single_block_le_tweak);
1115 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1116 				MLX5_GET_HCA_CAP_OP_MOD_CRYPTO |
1117 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1118 		if (!hcattr)
1119 			return -1;
1120 		attr->crypto_wrapped_import_method = !!(MLX5_GET(crypto_caps,
1121 						hcattr, wrapped_import_method)
1122 						& 1 << 2);
1123 		attr->crypto_mmo.crypto_mmo_qp = MLX5_GET(crypto_caps, hcattr, crypto_mmo_qp);
1124 		attr->crypto_mmo.gcm_256_encrypt =
1125 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_256_encrypt);
1126 		attr->crypto_mmo.gcm_128_encrypt =
1127 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_128_encrypt);
1128 		attr->crypto_mmo.gcm_256_decrypt =
1129 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_256_decrypt);
1130 		attr->crypto_mmo.gcm_128_decrypt =
1131 			MLX5_GET(crypto_caps, hcattr, crypto_aes_gcm_128_decrypt);
1132 		attr->crypto_mmo.gcm_auth_tag_128 =
1133 			MLX5_GET(crypto_caps, hcattr, gcm_auth_tag_128);
1134 		attr->crypto_mmo.gcm_auth_tag_96 =
1135 			MLX5_GET(crypto_caps, hcattr, gcm_auth_tag_96);
1136 		attr->crypto_mmo.log_crypto_mmo_max_size =
1137 			MLX5_GET(crypto_caps, hcattr, log_crypto_mmo_max_size);
1138 	}
1139 	if (hca_cap_2_sup) {
1140 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1141 				MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
1142 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1143 		if (!hcattr) {
1144 			DRV_LOG(DEBUG,
1145 				"Failed to query DevX HCA capabilities 2.");
1146 			return rc;
1147 		}
1148 		attr->log_min_stride_wqe_sz = MLX5_GET(cmd_hca_cap_2, hcattr,
1149 						       log_min_stride_wqe_sz);
1150 		attr->hairpin_sq_wqe_bb_size = MLX5_GET(cmd_hca_cap_2, hcattr,
1151 							hairpin_sq_wqe_bb_size);
1152 		attr->hairpin_sq_wq_in_host_mem = MLX5_GET(cmd_hca_cap_2, hcattr,
1153 							   hairpin_sq_wq_in_host_mem);
1154 		attr->hairpin_data_buffer_locked = MLX5_GET(cmd_hca_cap_2, hcattr,
1155 							    hairpin_data_buffer_locked);
1156 		attr->flow_counter_bulk_log_max_alloc = MLX5_GET(cmd_hca_cap_2,
1157 				hcattr, flow_counter_bulk_log_max_alloc);
1158 		attr->flow_counter_bulk_log_granularity =
1159 			MLX5_GET(cmd_hca_cap_2, hcattr,
1160 				 flow_counter_bulk_log_granularity);
1161 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1162 			      cross_vhca_object_to_object_supported);
1163 		attr->cross_vhca =
1164 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_TIR) &&
1165 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_STC_TO_FT) &&
1166 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_FT) &&
1167 			(rc & MLX5_CROSS_VHCA_OBJ_TO_OBJ_TYPE_FT_TO_RTC);
1168 		rc = MLX5_GET(cmd_hca_cap_2, hcattr,
1169 			      allowed_object_for_other_vhca_access);
1170 		attr->cross_vhca = attr->cross_vhca &&
1171 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_TIR) &&
1172 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_FT) &&
1173 			(rc & MLX5_CROSS_VHCA_ALLOWED_OBJS_RTC);
1174 		if (attr->ct_offload)
1175 			attr->log_max_conn_track_offload = MLX5_GET(cmd_hca_cap_2, hcattr,
1176 				log_max_conn_track_offload);
1177 	}
1178 	if (attr->log_min_stride_wqe_sz == 0)
1179 		attr->log_min_stride_wqe_sz = MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
1180 	if (attr->qos.sup) {
1181 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1182 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
1183 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1184 		if (!hcattr) {
1185 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
1186 			return rc;
1187 		}
1188 		attr->qos.flow_meter_old =
1189 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
1190 		attr->qos.log_max_flow_meter =
1191 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
1192 		attr->qos.flow_meter_reg_c_ids =
1193 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
1194 		attr->qos.flow_meter =
1195 				MLX5_GET(qos_cap, hcattr, flow_meter);
1196 		attr->qos.packet_pacing =
1197 				MLX5_GET(qos_cap, hcattr, packet_pacing);
1198 		attr->qos.wqe_rate_pp =
1199 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
1200 		if (attr->qos.flow_meter_aso_sup) {
1201 			attr->qos.log_meter_aso_granularity =
1202 				MLX5_GET(qos_cap, hcattr,
1203 					log_meter_aso_granularity);
1204 			attr->qos.log_meter_aso_max_alloc =
1205 				MLX5_GET(qos_cap, hcattr,
1206 					log_meter_aso_max_alloc);
1207 			attr->qos.log_max_num_meter_aso =
1208 				MLX5_GET(qos_cap, hcattr,
1209 					log_max_num_meter_aso);
1210 		}
1211 	}
1212 	if (attr->vdpa.valid)
1213 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1214 	if (!attr->eth_net_offloads)
1215 		return 0;
1216 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1217 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1218 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1219 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1220 	if (!hcattr) {
1221 		attr->log_max_ft_sampler_num = 0;
1222 		return rc;
1223 	}
1224 	attr->log_max_ft_sampler_num = MLX5_GET
1225 		(flow_table_nic_cap, hcattr,
1226 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1227 	attr->flow.tunnel_header_0_1 = MLX5_GET
1228 		(flow_table_nic_cap, hcattr,
1229 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1230 	attr->flow.tunnel_header_2_3 = MLX5_GET
1231 		(flow_table_nic_cap, hcattr,
1232 		 ft_field_support_2_nic_receive.tunnel_header_2_3);
1233 	attr->modify_outer_ip_ecn = MLX5_GET
1234 		(flow_table_nic_cap, hcattr,
1235 		 ft_header_modify_nic_receive.outer_ip_ecn);
1236 	attr->modify_outer_ipv6_traffic_class = MLX5_GET
1237 		(flow_table_nic_cap, hcattr,
1238 		 ft_header_modify_nic_receive.outer_ipv6_traffic_class);
1239 	attr->set_reg_c = 0xffff;
1240 	if (attr->nic_flow_table) {
1241 #define GET_RX_REG_X_BITS \
1242 		MLX5_GET(flow_table_nic_cap, hcattr, \
1243 			 ft_header_modify_nic_receive.metadata_reg_c_x)
1244 #define GET_TX_REG_X_BITS \
1245 		MLX5_GET(flow_table_nic_cap, hcattr, \
1246 			 ft_header_modify_nic_transmit.metadata_reg_c_x)
1247 
1248 		uint32_t tx_reg, rx_reg, reg_c_8_15;
1249 
1250 		tx_reg = GET_TX_REG_X_BITS;
1251 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1252 				      ft_field_support_2_nic_transmit.metadata_reg_c_8_15);
1253 		tx_reg |= ((0xff & reg_c_8_15) << 8);
1254 		rx_reg = GET_RX_REG_X_BITS;
1255 		reg_c_8_15 = MLX5_GET(flow_table_nic_cap, hcattr,
1256 				      ft_field_support_2_nic_receive.metadata_reg_c_8_15);
1257 		rx_reg |= ((0xff & reg_c_8_15) << 8);
1258 		attr->set_reg_c &= (rx_reg & tx_reg);
1259 
1260 #undef GET_RX_REG_X_BITS
1261 #undef GET_TX_REG_X_BITS
1262 	}
1263 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1264 	attr->inner_ipv4_ihl = MLX5_GET
1265 		(flow_table_nic_cap, hcattr,
1266 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1267 	attr->outer_ipv4_ihl = MLX5_GET
1268 		(flow_table_nic_cap, hcattr,
1269 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1270 	attr->lag_rx_port_affinity = MLX5_GET
1271 		(flow_table_nic_cap, hcattr,
1272 		 ft_field_support_2_nic_receive.lag_rx_port_affinity);
1273 	/* Query HCA offloads for Ethernet protocol. */
1274 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1275 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1276 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1277 	if (!hcattr) {
1278 		attr->eth_net_offloads = 0;
1279 		return rc;
1280 	}
1281 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1282 					 hcattr, wqe_vlan_insert);
1283 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1284 					 hcattr, csum_cap);
1285 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1286 					 hcattr, vlan_cap);
1287 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1288 				 lro_cap);
1289 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1290 				 hcattr, max_lso_cap);
1291 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1292 				 hcattr, scatter_fcs);
1293 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1294 					hcattr, tunnel_lro_gre);
1295 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1296 					  hcattr, tunnel_lro_vxlan);
1297 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1298 					  hcattr, swp);
1299 	attr->tunnel_stateless_gre =
1300 				MLX5_GET(per_protocol_networking_offload_caps,
1301 					  hcattr, tunnel_stateless_gre);
1302 	attr->tunnel_stateless_vxlan =
1303 				MLX5_GET(per_protocol_networking_offload_caps,
1304 					  hcattr, tunnel_stateless_vxlan);
1305 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1306 					  hcattr, swp_csum);
1307 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1308 					  hcattr, swp_lso);
1309 	attr->lro_max_msg_sz_mode = MLX5_GET
1310 					(per_protocol_networking_offload_caps,
1311 					 hcattr, lro_max_msg_sz_mode);
1312 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1313 		attr->lro_timer_supported_periods[i] =
1314 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1315 				 lro_timer_supported_periods[i]);
1316 	}
1317 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1318 					  hcattr, lro_min_mss_size);
1319 	attr->tunnel_stateless_geneve_rx =
1320 			    MLX5_GET(per_protocol_networking_offload_caps,
1321 				     hcattr, tunnel_stateless_geneve_rx);
1322 	attr->geneve_max_opt_len =
1323 		    MLX5_GET(per_protocol_networking_offload_caps,
1324 			     hcattr, max_geneve_opt_len);
1325 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1326 					 hcattr, wqe_inline_mode);
1327 	attr->tunnel_stateless_gtp = MLX5_GET
1328 					(per_protocol_networking_offload_caps,
1329 					 hcattr, tunnel_stateless_gtp);
1330 	attr->tunnel_stateless_vxlan_gpe_nsh = MLX5_GET
1331 					(per_protocol_networking_offload_caps,
1332 					 hcattr, tunnel_stateless_vxlan_gpe_nsh);
1333 	attr->rss_ind_tbl_cap = MLX5_GET
1334 					(per_protocol_networking_offload_caps,
1335 					 hcattr, rss_ind_tbl_cap);
1336 	attr->multi_pkt_send_wqe = MLX5_GET
1337 					(per_protocol_networking_offload_caps,
1338 					 hcattr, multi_pkt_send_wqe);
1339 	attr->enhanced_multi_pkt_send_wqe = MLX5_GET
1340 					(per_protocol_networking_offload_caps,
1341 					 hcattr, enhanced_multi_pkt_send_wqe);
1342 	if (attr->wqe_based_flow_table_sup) {
1343 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1344 				MLX5_GET_HCA_CAP_OP_MOD_WQE_BASED_FLOW_TABLE |
1345 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1346 		if (!hcattr) {
1347 			DRV_LOG(DEBUG, "Failed to query WQE Based Flow table capabilities");
1348 			return rc;
1349 		}
1350 		attr->max_header_modify_pattern_length = MLX5_GET(wqe_based_flow_table_cap,
1351 								  hcattr,
1352 								  max_header_modify_pattern_length);
1353 	}
1354 	/* Query HCA attribute for ROCE. */
1355 	if (attr->roce) {
1356 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1357 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1358 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1359 		if (!hcattr) {
1360 			DRV_LOG(DEBUG,
1361 				"Failed to query devx HCA ROCE capabilities");
1362 			return rc;
1363 		}
1364 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1365 	}
1366 	if (attr->eth_virt) {
1367 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1368 		if (rc) {
1369 			attr->eth_virt = 0;
1370 			goto error;
1371 		}
1372 	}
1373 	if (attr->eswitch_manager) {
1374 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1375 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1376 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1377 		if (!hcattr)
1378 			return rc;
1379 		attr->esw_mgr_vport_id_valid =
1380 			MLX5_GET(esw_cap, hcattr,
1381 				 esw_manager_vport_number_valid);
1382 		attr->esw_mgr_vport_id =
1383 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1384 	}
1385 	if (attr->eswitch_manager) {
1386 		uint32_t esw_reg, reg_c_8_15;
1387 
1388 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1389 				MLX5_GET_HCA_CAP_OP_MOD_ESW_FLOW_TABLE |
1390 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1391 		if (!hcattr)
1392 			return rc;
1393 		esw_reg = MLX5_GET(flow_table_esw_cap, hcattr,
1394 				   ft_header_modify_esw_fdb.metadata_reg_c_x);
1395 		reg_c_8_15 = MLX5_GET(flow_table_esw_cap, hcattr,
1396 				      ft_field_support_2_esw_fdb.metadata_reg_c_8_15);
1397 		attr->set_reg_c &= ((0xff & reg_c_8_15) << 8) | esw_reg;
1398 	}
1399 	return 0;
1400 error:
1401 	rc = (rc > 0) ? -rc : rc;
1402 	return rc;
1403 }
1404 
1405 /**
1406  * Query TIS transport domain from QP verbs object using DevX API.
1407  *
1408  * @param[in] qp
1409  *   Pointer to verbs QP returned by ibv_create_qp .
1410  * @param[in] tis_num
1411  *   TIS number of TIS to query.
1412  * @param[out] tis_td
1413  *   Pointer to TIS transport domain variable, to be set by the routine.
1414  *
1415  * @return
1416  *   0 on success, a negative value otherwise.
1417  */
1418 int
1419 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1420 			      uint32_t *tis_td)
1421 {
1422 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1423 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1424 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1425 	int rc;
1426 	void *tis_ctx;
1427 
1428 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1429 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1430 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1431 	if (rc) {
1432 		DRV_LOG(ERR, "Failed to query QP using DevX");
1433 		return -rc;
1434 	};
1435 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1436 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1437 	return 0;
1438 #else
1439 	(void)qp;
1440 	(void)tis_num;
1441 	(void)tis_td;
1442 	return -ENOTSUP;
1443 #endif
1444 }
1445 
1446 /**
1447  * Fill WQ data for DevX API command.
1448  * Utility function for use when creating DevX objects containing a WQ.
1449  *
1450  * @param[in] wq_ctx
1451  *   Pointer to WQ context to fill with data.
1452  * @param [in] wq_attr
1453  *   Pointer to WQ attributes structure to fill in WQ context.
1454  */
1455 static void
1456 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1457 {
1458 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1459 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1460 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1461 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1462 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1463 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1464 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1465 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1466 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1467 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1468 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1469 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1470 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1471 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1472 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1473 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1474 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1475 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1476 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1477 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1478 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1479 		 wq_attr->log_hairpin_num_packets);
1480 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1481 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1482 		 wq_attr->single_wqe_log_num_of_strides);
1483 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1484 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1485 		 wq_attr->single_stride_log_num_of_bytes);
1486 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1487 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1488 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1489 }
1490 
1491 /**
1492  * Create RQ using DevX API.
1493  *
1494  * @param[in] ctx
1495  *   Context returned from mlx5 open_device() glue function.
1496  * @param [in] rq_attr
1497  *   Pointer to create RQ attributes structure.
1498  * @param [in] socket
1499  *   CPU socket ID for allocations.
1500  *
1501  * @return
1502  *   The DevX object created, NULL otherwise and rte_errno is set.
1503  */
1504 struct mlx5_devx_obj *
1505 mlx5_devx_cmd_create_rq(void *ctx,
1506 			struct mlx5_devx_create_rq_attr *rq_attr,
1507 			int socket)
1508 {
1509 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1510 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1511 	void *rq_ctx, *wq_ctx;
1512 	struct mlx5_devx_wq_attr *wq_attr;
1513 	struct mlx5_devx_obj *rq = NULL;
1514 
1515 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1516 	if (!rq) {
1517 		DRV_LOG(ERR, "Failed to allocate RQ data");
1518 		rte_errno = ENOMEM;
1519 		return NULL;
1520 	}
1521 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1522 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1523 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1524 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1525 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1526 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1527 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1528 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1529 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1530 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1531 	MLX5_SET(rqc, rq_ctx, hairpin_data_buffer_type, rq_attr->hairpin_data_buffer_type);
1532 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1533 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1534 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1535 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1536 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1537 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1538 	wq_attr = &rq_attr->wq_attr;
1539 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1540 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1541 						  out, sizeof(out));
1542 	if (!rq->obj) {
1543 		DEVX_DRV_LOG(ERR, out, "create RQ", NULL, 0);
1544 		mlx5_free(rq);
1545 		return NULL;
1546 	}
1547 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1548 	return rq;
1549 }
1550 
1551 /**
1552  * Modify RQ using DevX API.
1553  *
1554  * @param[in] rq
1555  *   Pointer to RQ object structure.
1556  * @param [in] rq_attr
1557  *   Pointer to modify RQ attributes structure.
1558  *
1559  * @return
1560  *   0 on success, a negative errno value otherwise and rte_errno is set.
1561  */
1562 int
1563 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1564 			struct mlx5_devx_modify_rq_attr *rq_attr)
1565 {
1566 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1567 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1568 	void *rq_ctx, *wq_ctx;
1569 	int ret;
1570 
1571 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1572 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1573 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1574 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1575 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1576 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1577 	if (rq_attr->modify_bitmask &
1578 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1579 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1580 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1581 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1582 	if (rq_attr->modify_bitmask &
1583 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1584 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1585 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1586 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1587 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1588 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1589 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1590 	}
1591 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1592 					 out, sizeof(out));
1593 	if (ret) {
1594 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1595 		rte_errno = errno;
1596 		return -errno;
1597 	}
1598 	return ret;
1599 }
1600 
1601 /*
1602  * Query RQ using DevX API.
1603  *
1604  * @param[in] rq_obj
1605  *   RQ Devx Object
1606  * @param[out] out
1607  *   RQ Query Output
1608  * @param[in] outlen
1609  *   RQ Query Output Length
1610  *
1611  * @return
1612  *   0 if Query successful, else non-zero return value from devx_obj_query API
1613  */
1614 int
1615 mlx5_devx_cmd_query_rq(struct mlx5_devx_obj *rq_obj, void *out, size_t outlen)
1616 {
1617 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
1618 	int rc;
1619 
1620 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
1621 	MLX5_SET(query_rq_in, in, rqn, rq_obj->id);
1622 	rc = mlx5_glue->devx_obj_query(rq_obj->obj, in, sizeof(in), out, outlen);
1623 	if (rc || MLX5_FW_STATUS(out)) {
1624 		DEVX_DRV_LOG(ERR, out, "RQ query", "rq_id", rq_obj->id);
1625 		return MLX5_DEVX_ERR_RC(rc);
1626 	}
1627 	return 0;
1628 }
1629 
1630 /**
1631  * Create RMP using DevX API.
1632  *
1633  * @param[in] ctx
1634  *   Context returned from mlx5 open_device() glue function.
1635  * @param [in] rmp_attr
1636  *   Pointer to create RMP attributes structure.
1637  * @param [in] socket
1638  *   CPU socket ID for allocations.
1639  *
1640  * @return
1641  *   The DevX object created, NULL otherwise and rte_errno is set.
1642  */
1643 struct mlx5_devx_obj *
1644 mlx5_devx_cmd_create_rmp(void *ctx,
1645 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1646 			 int socket)
1647 {
1648 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1649 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1650 	void *rmp_ctx, *wq_ctx;
1651 	struct mlx5_devx_wq_attr *wq_attr;
1652 	struct mlx5_devx_obj *rmp = NULL;
1653 
1654 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1655 	if (!rmp) {
1656 		DRV_LOG(ERR, "Failed to allocate RMP data");
1657 		rte_errno = ENOMEM;
1658 		return NULL;
1659 	}
1660 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1661 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1662 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1663 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1664 		 rmp_attr->basic_cyclic_rcv_wqe);
1665 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1666 	wq_attr = &rmp_attr->wq_attr;
1667 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1668 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1669 					      sizeof(out));
1670 	if (!rmp->obj) {
1671 		DEVX_DRV_LOG(ERR, out, "create RMP", NULL, 0);
1672 		mlx5_free(rmp);
1673 		return NULL;
1674 	}
1675 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1676 	return rmp;
1677 }
1678 
1679 /*
1680  * Create TIR using DevX API.
1681  *
1682  * @param[in] ctx
1683  *  Context returned from mlx5 open_device() glue function.
1684  * @param [in] tir_attr
1685  *   Pointer to TIR attributes structure.
1686  *
1687  * @return
1688  *   The DevX object created, NULL otherwise and rte_errno is set.
1689  */
1690 struct mlx5_devx_obj *
1691 mlx5_devx_cmd_create_tir(void *ctx,
1692 			 struct mlx5_devx_tir_attr *tir_attr)
1693 {
1694 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1695 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1696 	void *tir_ctx, *outer, *inner, *rss_key;
1697 	struct mlx5_devx_obj *tir = NULL;
1698 
1699 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1700 	if (!tir) {
1701 		DRV_LOG(ERR, "Failed to allocate TIR data");
1702 		rte_errno = ENOMEM;
1703 		return NULL;
1704 	}
1705 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1706 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1707 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1708 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1709 		 tir_attr->lro_timeout_period_usecs);
1710 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1711 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1712 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1713 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1714 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1715 		 tir_attr->tunneled_offload_en);
1716 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1717 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1718 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1719 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1720 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1721 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1722 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1723 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1724 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1725 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1726 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1727 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1728 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1729 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1730 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1731 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1732 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1733 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1734 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1735 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1736 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1737 						   out, sizeof(out));
1738 	if (!tir->obj) {
1739 		DEVX_DRV_LOG(ERR, out, "create TIR", NULL, 0);
1740 		mlx5_free(tir);
1741 		return NULL;
1742 	}
1743 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1744 	return tir;
1745 }
1746 
1747 /**
1748  * Modify TIR using DevX API.
1749  *
1750  * @param[in] tir
1751  *   Pointer to TIR DevX object structure.
1752  * @param [in] modify_tir_attr
1753  *   Pointer to TIR modification attributes structure.
1754  *
1755  * @return
1756  *   0 on success, a negative errno value otherwise and rte_errno is set.
1757  */
1758 int
1759 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1760 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1761 {
1762 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1763 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1764 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1765 	void *tir_ctx;
1766 	int ret;
1767 
1768 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1769 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1770 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1771 		   modify_tir_attr->modify_bitmask);
1772 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1773 	if (modify_tir_attr->modify_bitmask &
1774 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1775 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1776 			 tir_attr->lro_timeout_period_usecs);
1777 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1778 			 tir_attr->lro_enable_mask);
1779 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1780 			 tir_attr->lro_max_msg_sz);
1781 	}
1782 	if (modify_tir_attr->modify_bitmask &
1783 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1784 		MLX5_SET(tirc, tir_ctx, indirect_table,
1785 			 tir_attr->indirect_table);
1786 	if (modify_tir_attr->modify_bitmask &
1787 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1788 		int i;
1789 		void *outer, *inner;
1790 
1791 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1792 			 tir_attr->rx_hash_symmetric);
1793 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1794 		for (i = 0; i < 10; i++) {
1795 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1796 				 tir_attr->rx_hash_toeplitz_key[i]);
1797 		}
1798 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1799 				     rx_hash_field_selector_outer);
1800 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1801 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1802 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1803 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1804 		MLX5_SET
1805 		(rx_hash_field_select, outer, selected_fields,
1806 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1807 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1808 				     rx_hash_field_selector_inner);
1809 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1810 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1811 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1812 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1813 		MLX5_SET
1814 		(rx_hash_field_select, inner, selected_fields,
1815 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1816 	}
1817 	if (modify_tir_attr->modify_bitmask &
1818 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1819 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1820 	}
1821 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1822 					 out, sizeof(out));
1823 	if (ret) {
1824 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1825 		rte_errno = errno;
1826 		return -errno;
1827 	}
1828 	return ret;
1829 }
1830 
1831 /**
1832  * Create RQT using DevX API.
1833  *
1834  * @param[in] ctx
1835  *   Context returned from mlx5 open_device() glue function.
1836  * @param [in] rqt_attr
1837  *   Pointer to RQT attributes structure.
1838  *
1839  * @return
1840  *   The DevX object created, NULL otherwise and rte_errno is set.
1841  */
1842 struct mlx5_devx_obj *
1843 mlx5_devx_cmd_create_rqt(void *ctx,
1844 			 struct mlx5_devx_rqt_attr *rqt_attr)
1845 {
1846 	uint32_t *in = NULL;
1847 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1848 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1849 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1850 	void *rqt_ctx;
1851 	struct mlx5_devx_obj *rqt = NULL;
1852 	unsigned int i;
1853 
1854 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1855 	if (!in) {
1856 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1857 		rte_errno = ENOMEM;
1858 		return NULL;
1859 	}
1860 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1861 	if (!rqt) {
1862 		DRV_LOG(ERR, "Failed to allocate RQT data");
1863 		rte_errno = ENOMEM;
1864 		mlx5_free(in);
1865 		return NULL;
1866 	}
1867 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1868 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1869 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1870 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1871 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1872 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1873 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1874 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1875 	mlx5_free(in);
1876 	if (!rqt->obj) {
1877 		DEVX_DRV_LOG(ERR, out, "create RQT", NULL, 0);
1878 		mlx5_free(rqt);
1879 		return NULL;
1880 	}
1881 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1882 	return rqt;
1883 }
1884 
1885 /**
1886  * Modify RQT using DevX API.
1887  *
1888  * @param[in] rqt
1889  *   Pointer to RQT DevX object structure.
1890  * @param [in] rqt_attr
1891  *   Pointer to RQT attributes structure.
1892  *
1893  * @return
1894  *   0 on success, a negative errno value otherwise and rte_errno is set.
1895  */
1896 int
1897 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1898 			 struct mlx5_devx_rqt_attr *rqt_attr)
1899 {
1900 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1901 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1902 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1903 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1904 	void *rqt_ctx;
1905 	unsigned int i;
1906 	int ret;
1907 
1908 	if (!in) {
1909 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1910 		rte_errno = ENOMEM;
1911 		return -ENOMEM;
1912 	}
1913 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1914 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1915 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1916 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1917 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1918 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1919 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1920 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1921 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1922 	mlx5_free(in);
1923 	if (ret) {
1924 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1925 		rte_errno = errno;
1926 		return -rte_errno;
1927 	}
1928 	return ret;
1929 }
1930 
1931 /**
1932  * Create SQ using DevX API.
1933  *
1934  * @param[in] ctx
1935  *   Context returned from mlx5 open_device() glue function.
1936  * @param [in] sq_attr
1937  *   Pointer to SQ attributes structure.
1938  * @param [in] socket
1939  *   CPU socket ID for allocations.
1940  *
1941  * @return
1942  *   The DevX object created, NULL otherwise and rte_errno is set.
1943  **/
1944 struct mlx5_devx_obj *
1945 mlx5_devx_cmd_create_sq(void *ctx,
1946 			struct mlx5_devx_create_sq_attr *sq_attr)
1947 {
1948 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1949 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1950 	void *sq_ctx;
1951 	void *wq_ctx;
1952 	struct mlx5_devx_wq_attr *wq_attr;
1953 	struct mlx5_devx_obj *sq = NULL;
1954 
1955 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1956 	if (!sq) {
1957 		DRV_LOG(ERR, "Failed to allocate SQ data");
1958 		rte_errno = ENOMEM;
1959 		return NULL;
1960 	}
1961 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1962 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1963 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1964 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1965 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1966 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1967 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1968 		 sq_attr->allow_multi_pkt_send_wqe);
1969 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1970 		 sq_attr->min_wqe_inline_mode);
1971 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1972 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1973 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1974 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1975 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1976 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1977 	MLX5_SET(sqc, sq_ctx, hairpin_wq_buffer_type, sq_attr->hairpin_wq_buffer_type);
1978 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1979 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1980 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1981 		 sq_attr->packet_pacing_rate_limit_index);
1982 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1983 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1984 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1985 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1986 	wq_attr = &sq_attr->wq_attr;
1987 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1988 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1989 					     out, sizeof(out));
1990 	if (!sq->obj) {
1991 		DEVX_DRV_LOG(ERR, out, "create SQ", NULL, 0);
1992 		mlx5_free(sq);
1993 		return NULL;
1994 	}
1995 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1996 	return sq;
1997 }
1998 
1999 /**
2000  * Modify SQ using DevX API.
2001  *
2002  * @param[in] sq
2003  *   Pointer to SQ object structure.
2004  * @param [in] sq_attr
2005  *   Pointer to SQ attributes structure.
2006  *
2007  * @return
2008  *   0 on success, a negative errno value otherwise and rte_errno is set.
2009  */
2010 int
2011 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
2012 			struct mlx5_devx_modify_sq_attr *sq_attr)
2013 {
2014 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
2015 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
2016 	void *sq_ctx;
2017 	int ret;
2018 
2019 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
2020 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
2021 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
2022 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
2023 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
2024 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
2025 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
2026 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
2027 					 out, sizeof(out));
2028 	if (ret) {
2029 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
2030 		rte_errno = errno;
2031 		return -rte_errno;
2032 	}
2033 	return ret;
2034 }
2035 
2036 /*
2037  * Query SQ using DevX API.
2038  *
2039  * @param[in] sq_obj
2040  *   SQ Devx Object
2041  * @param[out] out
2042  *   SQ Query Output
2043  * @param[in] outlen
2044  *   SQ Query Output Length
2045  *
2046  * @return
2047  *   0 if Query successful, else non-zero return value from devx_obj_query API
2048  */
2049 int
2050 mlx5_devx_cmd_query_sq(struct mlx5_devx_obj *sq_obj, void *out, size_t outlen)
2051 {
2052 	uint32_t in[MLX5_ST_SZ_DW(query_sq_in)] = {0};
2053 	int rc;
2054 
2055 	MLX5_SET(query_sq_in, in, opcode, MLX5_CMD_OP_QUERY_SQ);
2056 	MLX5_SET(query_sq_in, in, sqn, sq_obj->id);
2057 	rc = mlx5_glue->devx_obj_query(sq_obj->obj, in, sizeof(in), out, outlen);
2058 	if (rc || MLX5_FW_STATUS(out)) {
2059 		DEVX_DRV_LOG(ERR, out, "SQ query", "sq_id", sq_obj->id);
2060 		return MLX5_DEVX_ERR_RC(rc);
2061 	}
2062 	return 0;
2063 }
2064 
2065 /**
2066  * Create TIS using DevX API.
2067  *
2068  * @param[in] ctx
2069  *   Context returned from mlx5 open_device() glue function.
2070  * @param [in] tis_attr
2071  *   Pointer to TIS attributes structure.
2072  *
2073  * @return
2074  *   The DevX object created, NULL otherwise and rte_errno is set.
2075  */
2076 struct mlx5_devx_obj *
2077 mlx5_devx_cmd_create_tis(void *ctx,
2078 			 struct mlx5_devx_tis_attr *tis_attr)
2079 {
2080 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
2081 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
2082 	struct mlx5_devx_obj *tis = NULL;
2083 	void *tis_ctx;
2084 
2085 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
2086 	if (!tis) {
2087 		DRV_LOG(ERR, "Failed to allocate TIS object");
2088 		rte_errno = ENOMEM;
2089 		return NULL;
2090 	}
2091 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
2092 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
2093 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
2094 		 tis_attr->strict_lag_tx_port_affinity);
2095 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
2096 		 tis_attr->lag_tx_port_affinity);
2097 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
2098 	MLX5_SET(tisc, tis_ctx, transport_domain,
2099 		 tis_attr->transport_domain);
2100 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2101 					      out, sizeof(out));
2102 	if (!tis->obj) {
2103 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2104 		mlx5_free(tis);
2105 		return NULL;
2106 	}
2107 	tis->id = MLX5_GET(create_tis_out, out, tisn);
2108 	return tis;
2109 }
2110 
2111 /**
2112  * Create transport domain using DevX API.
2113  *
2114  * @param[in] ctx
2115  *   Context returned from mlx5 open_device() glue function.
2116  * @return
2117  *   The DevX object created, NULL otherwise and rte_errno is set.
2118  */
2119 struct mlx5_devx_obj *
2120 mlx5_devx_cmd_create_td(void *ctx)
2121 {
2122 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
2123 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
2124 	struct mlx5_devx_obj *td = NULL;
2125 
2126 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
2127 	if (!td) {
2128 		DRV_LOG(ERR, "Failed to allocate TD object");
2129 		rte_errno = ENOMEM;
2130 		return NULL;
2131 	}
2132 	MLX5_SET(alloc_transport_domain_in, in, opcode,
2133 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
2134 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2135 					     out, sizeof(out));
2136 	if (!td->obj) {
2137 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
2138 		mlx5_free(td);
2139 		return NULL;
2140 	}
2141 	td->id = MLX5_GET(alloc_transport_domain_out, out,
2142 			   transport_domain);
2143 	return td;
2144 }
2145 
2146 /**
2147  * Dump all flows to file.
2148  *
2149  * @param[in] fdb_domain
2150  *   FDB domain.
2151  * @param[in] rx_domain
2152  *   RX domain.
2153  * @param[in] tx_domain
2154  *   TX domain.
2155  * @param[out] file
2156  *   Pointer to file stream.
2157  *
2158  * @return
2159  *   0 on success, a negative value otherwise.
2160  */
2161 int
2162 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
2163 			void *rx_domain __rte_unused,
2164 			void *tx_domain __rte_unused, FILE *file __rte_unused)
2165 {
2166 	int ret = 0;
2167 
2168 #ifdef HAVE_MLX5_DR_FLOW_DUMP
2169 	if (fdb_domain) {
2170 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
2171 		if (ret)
2172 			return ret;
2173 	}
2174 	MLX5_ASSERT(rx_domain);
2175 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
2176 	if (ret)
2177 		return ret;
2178 	MLX5_ASSERT(tx_domain);
2179 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
2180 #else
2181 	ret = ENOTSUP;
2182 #endif
2183 	return -ret;
2184 }
2185 
2186 int
2187 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
2188 			FILE *file __rte_unused)
2189 {
2190 	int ret = 0;
2191 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
2192 	if (rule_info)
2193 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
2194 #else
2195 	ret = ENOTSUP;
2196 #endif
2197 	return -ret;
2198 }
2199 
2200 /*
2201  * Create CQ using DevX API.
2202  *
2203  * @param[in] ctx
2204  *   Context returned from mlx5 open_device() glue function.
2205  * @param [in] attr
2206  *   Pointer to CQ attributes structure.
2207  *
2208  * @return
2209  *   The DevX object created, NULL otherwise and rte_errno is set.
2210  */
2211 struct mlx5_devx_obj *
2212 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
2213 {
2214 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
2215 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
2216 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2217 						   sizeof(*cq_obj),
2218 						   0, SOCKET_ID_ANY);
2219 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
2220 
2221 	if (!cq_obj) {
2222 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
2223 		rte_errno = ENOMEM;
2224 		return NULL;
2225 	}
2226 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
2227 	if (attr->db_umem_valid) {
2228 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
2229 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
2230 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
2231 	} else {
2232 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
2233 	}
2234 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
2235 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
2236 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
2237 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
2238 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
2239 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2240 		MLX5_SET(cqc, cqctx, log_page_size,
2241 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2242 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
2243 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
2244 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
2245 	MLX5_SET(cqc, cqctx, cqe_comp_layout, !!attr->cqe_comp_layout);
2246 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
2247 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
2248 		 attr->mini_cqe_res_format_ext);
2249 	if (attr->q_umem_valid) {
2250 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
2251 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
2252 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
2253 			   attr->q_umem_offset);
2254 	}
2255 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2256 						 sizeof(out));
2257 	if (!cq_obj->obj) {
2258 		DEVX_DRV_LOG(ERR, out, "create CQ", NULL, 0);
2259 		mlx5_free(cq_obj);
2260 		return NULL;
2261 	}
2262 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
2263 	return cq_obj;
2264 }
2265 
2266 /*
2267  * Query CQ using DevX API.
2268  *
2269  * @param[in] cq_obj
2270  *   CQ Devx Object
2271  * @param[out] out
2272  *   CQ Query Output
2273  * @param[in] outlen
2274  *   CQ Query Output Length
2275  *
2276  * @return
2277  *   0 if Query successful, else non-zero return value from devx_obj_query API
2278  */
2279 int
2280 mlx5_devx_cmd_query_cq(struct mlx5_devx_obj *cq_obj, void *out, size_t outlen)
2281 {
2282 	uint32_t in[MLX5_ST_SZ_DW(query_cq_in)] = {0};
2283 	int rc;
2284 
2285 	MLX5_SET(query_cq_in, in, opcode, MLX5_CMD_OP_QUERY_CQ);
2286 	MLX5_SET(query_cq_in, in, cqn, cq_obj->id);
2287 	rc = mlx5_glue->devx_obj_query(cq_obj->obj, in, sizeof(in), out, outlen);
2288 	if (rc || MLX5_FW_STATUS(out)) {
2289 		DEVX_DRV_LOG(ERR, out, "CQ query", "cq_id", cq_obj->id);
2290 		return MLX5_DEVX_ERR_RC(rc);
2291 	}
2292 	return 0;
2293 }
2294 
2295 /**
2296  * Create VIRTQ using DevX API.
2297  *
2298  * @param[in] ctx
2299  *   Context returned from mlx5 open_device() glue function.
2300  * @param [in] attr
2301  *   Pointer to VIRTQ attributes structure.
2302  *
2303  * @return
2304  *   The DevX object created, NULL otherwise and rte_errno is set.
2305  */
2306 struct mlx5_devx_obj *
2307 mlx5_devx_cmd_create_virtq(void *ctx,
2308 			   struct mlx5_devx_virtq_attr *attr)
2309 {
2310 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2311 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2312 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
2313 						     sizeof(*virtq_obj),
2314 						     0, SOCKET_ID_ANY);
2315 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2316 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2317 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2318 
2319 	if (!virtq_obj) {
2320 		DRV_LOG(ERR, "Failed to allocate virtq data.");
2321 		rte_errno = ENOMEM;
2322 		return NULL;
2323 	}
2324 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2325 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2326 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2327 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2328 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2329 		   attr->hw_available_index);
2330 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2331 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2332 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2333 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2334 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2335 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2336 		   attr->virtio_version_1_0);
2337 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2338 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2339 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2340 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2341 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2342 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2343 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2344 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2345 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2346 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2347 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2348 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2349 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2350 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2351 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2352 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2353 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2354 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2355 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2356 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2357 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2358 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2359 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2360 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2361 						    sizeof(out));
2362 	if (!virtq_obj->obj) {
2363 		DEVX_DRV_LOG(ERR, out, "create VIRTQ", NULL, 0);
2364 		mlx5_free(virtq_obj);
2365 		return NULL;
2366 	}
2367 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2368 	return virtq_obj;
2369 }
2370 
2371 /**
2372  * Modify VIRTQ using DevX API.
2373  *
2374  * @param[in] virtq_obj
2375  *   Pointer to virtq object structure.
2376  * @param [in] attr
2377  *   Pointer to modify virtq attributes structure.
2378  *
2379  * @return
2380  *   0 on success, a negative errno value otherwise and rte_errno is set.
2381  */
2382 int
2383 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2384 			   struct mlx5_devx_virtq_attr *attr)
2385 {
2386 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2387 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2388 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2389 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2390 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2391 	int ret;
2392 
2393 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2394 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2395 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2396 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2397 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2398 	MLX5_SET64(virtio_net_q, virtq, modify_field_select,
2399 		attr->mod_fields_bitmap);
2400 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2401 	if (!attr->mod_fields_bitmap) {
2402 		DRV_LOG(ERR, "Failed to modify VIRTQ for no type set.");
2403 		rte_errno = EINVAL;
2404 		return -rte_errno;
2405 	}
2406 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_STATE)
2407 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2408 	if (attr->mod_fields_bitmap &
2409 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS) {
2410 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2411 			 attr->dirty_bitmap_mkey);
2412 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2413 			 attr->dirty_bitmap_addr);
2414 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2415 			 attr->dirty_bitmap_size);
2416 	}
2417 	if (attr->mod_fields_bitmap &
2418 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE)
2419 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2420 			 attr->dirty_bitmap_dump_enable);
2421 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_QUEUE_PERIOD) {
2422 		MLX5_SET(virtio_q, virtctx, queue_period_mode,
2423 			attr->hw_latency_mode);
2424 		MLX5_SET(virtio_q, virtctx, queue_period_us,
2425 			attr->hw_max_latency_us);
2426 		MLX5_SET(virtio_q, virtctx, queue_max_count,
2427 			attr->hw_max_pending_comp);
2428 	}
2429 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_ADDR) {
2430 		MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2431 		MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2432 		MLX5_SET64(virtio_q, virtctx, available_addr,
2433 			attr->available_addr);
2434 	}
2435 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_AVAILABLE_INDEX)
2436 		MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2437 		   attr->hw_available_index);
2438 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_USED_INDEX)
2439 		MLX5_SET16(virtio_net_q, virtq, hw_used_index,
2440 			attr->hw_used_index);
2441 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_TYPE)
2442 		MLX5_SET16(virtio_q, virtctx, virtio_q_type, attr->q_type);
2443 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_VERSION_1_0)
2444 		MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2445 		   attr->virtio_version_1_0);
2446 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_MKEY)
2447 		MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2448 	if (attr->mod_fields_bitmap &
2449 		MLX5_VIRTQ_MODIFY_TYPE_QUEUE_FEATURE_BIT_MASK) {
2450 		MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2451 		MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2452 		MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2453 		MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2454 	}
2455 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_EVENT_MODE) {
2456 		MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2457 		MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2458 	}
2459 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2460 					 out, sizeof(out));
2461 	if (ret) {
2462 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2463 		rte_errno = errno;
2464 		return -rte_errno;
2465 	}
2466 	return ret;
2467 }
2468 
2469 /**
2470  * Query VIRTQ using DevX API.
2471  *
2472  * @param[in] virtq_obj
2473  *   Pointer to virtq object structure.
2474  * @param [in/out] attr
2475  *   Pointer to virtq attributes structure.
2476  *
2477  * @return
2478  *   0 on success, a negative errno value otherwise and rte_errno is set.
2479  */
2480 int
2481 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2482 			   struct mlx5_devx_virtq_attr *attr)
2483 {
2484 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2485 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2486 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2487 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2488 	int ret;
2489 
2490 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2491 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2492 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2493 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2494 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2495 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2496 					 out, sizeof(out));
2497 	if (ret) {
2498 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2499 		rte_errno = errno;
2500 		return -errno;
2501 	}
2502 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2503 					      hw_available_index);
2504 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2505 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2506 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2507 				      virtio_q_context.error_type);
2508 	return ret;
2509 }
2510 
2511 /**
2512  * Create QP using DevX API.
2513  *
2514  * @param[in] ctx
2515  *   Context returned from mlx5 open_device() glue function.
2516  * @param [in] attr
2517  *   Pointer to QP attributes structure.
2518  *
2519  * @return
2520  *   The DevX object created, NULL otherwise and rte_errno is set.
2521  */
2522 struct mlx5_devx_obj *
2523 mlx5_devx_cmd_create_qp(void *ctx,
2524 			struct mlx5_devx_qp_attr *attr)
2525 {
2526 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2527 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2528 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2529 						   sizeof(*qp_obj),
2530 						   0, SOCKET_ID_ANY);
2531 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2532 
2533 	if (!qp_obj) {
2534 		DRV_LOG(ERR, "Failed to allocate QP data.");
2535 		rte_errno = ENOMEM;
2536 		return NULL;
2537 	}
2538 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2539 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2540 	MLX5_SET(qpc, qpc, pd, attr->pd);
2541 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2542 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2543 	if (attr->uar_index) {
2544 		if (attr->mmo) {
2545 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2546 				in, qpc_extension_and_pas_list);
2547 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2548 				qpc_ext_and_pas_list, qpc_data_extension);
2549 
2550 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2551 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2552 		}
2553 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2554 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2555 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2556 			MLX5_SET(qpc, qpc, log_page_size,
2557 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2558 		if (attr->num_of_send_wqbbs) {
2559 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2560 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2561 			MLX5_SET(qpc, qpc, log_sq_size,
2562 				 rte_log2_u32(attr->num_of_send_wqbbs));
2563 		} else {
2564 			MLX5_SET(qpc, qpc, no_sq, 1);
2565 		}
2566 		if (attr->num_of_receive_wqes) {
2567 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2568 					attr->num_of_receive_wqes));
2569 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2570 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2571 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2572 			MLX5_SET(qpc, qpc, log_rq_size,
2573 				 rte_log2_u32(attr->num_of_receive_wqes));
2574 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2575 		} else {
2576 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2577 		}
2578 		if (attr->dbr_umem_valid) {
2579 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2580 				 attr->dbr_umem_valid);
2581 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2582 		}
2583 		if (attr->cd_master)
2584 			MLX5_SET(qpc, qpc, cd_master, attr->cd_master);
2585 		if (attr->cd_slave_send)
2586 			MLX5_SET(qpc, qpc, cd_slave_send, attr->cd_slave_send);
2587 		if (attr->cd_slave_recv)
2588 			MLX5_SET(qpc, qpc, cd_slave_receive, attr->cd_slave_recv);
2589 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2590 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2591 			   attr->wq_umem_offset);
2592 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2593 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2594 	} else {
2595 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2596 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2597 		MLX5_SET(qpc, qpc, no_sq, 1);
2598 	}
2599 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2600 						 sizeof(out));
2601 	if (!qp_obj->obj) {
2602 		DEVX_DRV_LOG(ERR, out, "create QP", NULL, 0);
2603 		mlx5_free(qp_obj);
2604 		return NULL;
2605 	}
2606 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2607 	return qp_obj;
2608 }
2609 
2610 /**
2611  * Modify QP using DevX API.
2612  * Currently supports only force loop-back QP.
2613  *
2614  * @param[in] qp
2615  *   Pointer to QP object structure.
2616  * @param [in] qp_st_mod_op
2617  *   The QP state modification operation.
2618  * @param [in] remote_qp_id
2619  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2620  *
2621  * @return
2622  *   0 on success, a negative errno value otherwise and rte_errno is set.
2623  */
2624 int
2625 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2626 			      uint32_t remote_qp_id)
2627 {
2628 	union {
2629 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2630 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2631 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2632 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
2633 	} in;
2634 	union {
2635 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2636 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2637 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2638 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
2639 	} out;
2640 	void *qpc;
2641 	int ret;
2642 	unsigned int inlen;
2643 	unsigned int outlen;
2644 
2645 	memset(&in, 0, sizeof(in));
2646 	memset(&out, 0, sizeof(out));
2647 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2648 	switch (qp_st_mod_op) {
2649 	case MLX5_CMD_OP_RST2INIT_QP:
2650 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2651 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2652 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2653 		MLX5_SET(qpc, qpc, rre, 1);
2654 		MLX5_SET(qpc, qpc, rwe, 1);
2655 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2656 		inlen = sizeof(in.rst2init);
2657 		outlen = sizeof(out.rst2init);
2658 		break;
2659 	case MLX5_CMD_OP_INIT2RTR_QP:
2660 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2661 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2662 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2663 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2664 		MLX5_SET(qpc, qpc, mtu, 1);
2665 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2666 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2667 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2668 		inlen = sizeof(in.init2rtr);
2669 		outlen = sizeof(out.init2rtr);
2670 		break;
2671 	case MLX5_CMD_OP_RTR2RTS_QP:
2672 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2673 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2674 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2675 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2676 		MLX5_SET(qpc, qpc, retry_count, 7);
2677 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2678 		inlen = sizeof(in.rtr2rts);
2679 		outlen = sizeof(out.rtr2rts);
2680 		break;
2681 	case MLX5_CMD_OP_QP_2RST:
2682 		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
2683 		inlen = sizeof(in.qp2rst);
2684 		outlen = sizeof(out.qp2rst);
2685 		break;
2686 	default:
2687 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2688 			qp_st_mod_op);
2689 		rte_errno = EINVAL;
2690 		return -rte_errno;
2691 	}
2692 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2693 	if (ret) {
2694 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2695 		rte_errno = errno;
2696 		return -rte_errno;
2697 	}
2698 	return ret;
2699 }
2700 
2701 struct mlx5_devx_obj *
2702 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2703 {
2704 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2705 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2706 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2707 						       sizeof(*couners_obj), 0,
2708 						       SOCKET_ID_ANY);
2709 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2710 
2711 	if (!couners_obj) {
2712 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2713 		rte_errno = ENOMEM;
2714 		return NULL;
2715 	}
2716 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2717 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2718 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2719 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2720 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2721 						      sizeof(out));
2722 	if (!couners_obj->obj) {
2723 		DEVX_DRV_LOG(ERR, out, "create virtio queue counters Obj", NULL,
2724 			     0);
2725 		mlx5_free(couners_obj);
2726 		return NULL;
2727 	}
2728 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2729 	return couners_obj;
2730 }
2731 
2732 int
2733 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2734 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2735 {
2736 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2737 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2738 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2739 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2740 					       virtio_q_counters);
2741 	int ret;
2742 
2743 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2744 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2745 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2746 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2747 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2748 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2749 					sizeof(out));
2750 	if (ret) {
2751 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2752 		rte_errno = errno;
2753 		return -errno;
2754 	}
2755 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2756 					 received_desc);
2757 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2758 					  completed_desc);
2759 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2760 				    error_cqes);
2761 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2762 					 bad_desc_errors);
2763 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2764 					  exceed_max_chain);
2765 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2766 					invalid_buffer);
2767 	return ret;
2768 }
2769 
2770 /**
2771  * Create general object of type FLOW_HIT_ASO using DevX API.
2772  *
2773  * @param[in] ctx
2774  *   Context returned from mlx5 open_device() glue function.
2775  * @param [in] pd
2776  *   PD value to associate the FLOW_HIT_ASO object with.
2777  *
2778  * @return
2779  *   The DevX object created, NULL otherwise and rte_errno is set.
2780  */
2781 struct mlx5_devx_obj *
2782 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2783 {
2784 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2785 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2786 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2787 	void *ptr = NULL;
2788 
2789 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2790 				       0, SOCKET_ID_ANY);
2791 	if (!flow_hit_aso_obj) {
2792 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2793 		rte_errno = ENOMEM;
2794 		return NULL;
2795 	}
2796 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2797 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2798 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2799 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2800 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2801 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2802 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2803 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2804 							   out, sizeof(out));
2805 	if (!flow_hit_aso_obj->obj) {
2806 		DEVX_DRV_LOG(ERR, out, "create FLOW_HIT_ASO", NULL, 0);
2807 		mlx5_free(flow_hit_aso_obj);
2808 		return NULL;
2809 	}
2810 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2811 	return flow_hit_aso_obj;
2812 }
2813 
2814 /*
2815  * Create PD using DevX API.
2816  *
2817  * @param[in] ctx
2818  *   Context returned from mlx5 open_device() glue function.
2819  *
2820  * @return
2821  *   The DevX object created, NULL otherwise and rte_errno is set.
2822  */
2823 struct mlx5_devx_obj *
2824 mlx5_devx_cmd_alloc_pd(void *ctx)
2825 {
2826 	struct mlx5_devx_obj *ppd =
2827 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2828 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2829 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2830 
2831 	if (!ppd) {
2832 		DRV_LOG(ERR, "Failed to allocate PD data.");
2833 		rte_errno = ENOMEM;
2834 		return NULL;
2835 	}
2836 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2837 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2838 				out, sizeof(out));
2839 	if (!ppd->obj) {
2840 		mlx5_free(ppd);
2841 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2842 		rte_errno = errno;
2843 		return NULL;
2844 	}
2845 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2846 	return ppd;
2847 }
2848 
2849 /**
2850  * Create general object of type FLOW_METER_ASO using DevX API.
2851  *
2852  * @param[in] ctx
2853  *   Context returned from mlx5 open_device() glue function.
2854  * @param [in] pd
2855  *   PD value to associate the FLOW_METER_ASO object with.
2856  * @param [in] log_obj_size
2857  *   log_obj_size define to allocate number of 2 * meters
2858  *   in one FLOW_METER_ASO object.
2859  *
2860  * @return
2861  *   The DevX object created, NULL otherwise and rte_errno is set.
2862  */
2863 struct mlx5_devx_obj *
2864 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2865 						uint32_t log_obj_size)
2866 {
2867 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2868 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2869 	struct mlx5_devx_obj *flow_meter_aso_obj;
2870 	void *ptr;
2871 
2872 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2873 						sizeof(*flow_meter_aso_obj),
2874 						0, SOCKET_ID_ANY);
2875 	if (!flow_meter_aso_obj) {
2876 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2877 		rte_errno = ENOMEM;
2878 		return NULL;
2879 	}
2880 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2881 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2882 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2883 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2884 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2885 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2886 		log_obj_size);
2887 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2888 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2889 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2890 							ctx, in, sizeof(in),
2891 							out, sizeof(out));
2892 	if (!flow_meter_aso_obj->obj) {
2893 		DEVX_DRV_LOG(ERR, out, "create FLOW_METTER_ASO", NULL, 0);
2894 		mlx5_free(flow_meter_aso_obj);
2895 		return NULL;
2896 	}
2897 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2898 								out, obj_id);
2899 	return flow_meter_aso_obj;
2900 }
2901 
2902 /*
2903  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2904  *
2905  * @param[in] ctx
2906  *   Context returned from mlx5 open_device() glue function.
2907  * @param [in] pd
2908  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2909  * @param [in] log_obj_size
2910  *   log_obj_size to allocate its power of 2 * objects
2911  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2912  *
2913  * @return
2914  *   The DevX object created, NULL otherwise and rte_errno is set.
2915  */
2916 struct mlx5_devx_obj *
2917 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2918 					    uint32_t log_obj_size)
2919 {
2920 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2921 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2922 	struct mlx5_devx_obj *ct_aso_obj;
2923 	void *ptr;
2924 
2925 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2926 				 0, SOCKET_ID_ANY);
2927 	if (!ct_aso_obj) {
2928 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2929 		rte_errno = ENOMEM;
2930 		return NULL;
2931 	}
2932 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2933 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2934 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2935 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2936 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2937 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2938 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2939 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2940 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2941 						     out, sizeof(out));
2942 	if (!ct_aso_obj->obj) {
2943 		DEVX_DRV_LOG(ERR, out, "create CONN_TRACK_OFFLOAD", NULL, 0);
2944 		mlx5_free(ct_aso_obj);
2945 		return NULL;
2946 	}
2947 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2948 	return ct_aso_obj;
2949 }
2950 
2951 /**
2952  * Create general object of type GENEVE TLV option using DevX API.
2953  *
2954  * @param[in] ctx
2955  *   Context returned from mlx5 open_device() glue function.
2956  * @param[in] attr
2957  *   Pointer to GENEVE TLV option attributes structure.
2958  *
2959  * @return
2960  *   The DevX object created, NULL otherwise and rte_errno is set.
2961  */
2962 struct mlx5_devx_obj *
2963 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2964 				  struct mlx5_devx_geneve_tlv_option_attr *attr)
2965 {
2966 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2967 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2968 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2969 						   sizeof(*geneve_tlv_opt_obj),
2970 						   0, SOCKET_ID_ANY);
2971 
2972 	if (!geneve_tlv_opt_obj) {
2973 		DRV_LOG(ERR, "Failed to allocate GENEVE TLV option object.");
2974 		rte_errno = ENOMEM;
2975 		return NULL;
2976 	}
2977 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2978 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2979 				 geneve_tlv_opt);
2980 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2981 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2982 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2983 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2984 	MLX5_SET(geneve_tlv_option, opt, option_type, attr->option_type);
2985 	MLX5_SET(geneve_tlv_option, opt, option_data_length,
2986 		 attr->option_data_len);
2987 	if (attr->option_class_ignore)
2988 		MLX5_SET(geneve_tlv_option, opt, option_class_ignore,
2989 			 attr->option_class_ignore);
2990 	else
2991 		MLX5_SET(geneve_tlv_option, opt, option_class,
2992 			 rte_be_to_cpu_16(attr->option_class));
2993 	if (attr->offset_valid) {
2994 		MLX5_SET(geneve_tlv_option, opt, sample_offset_valid,
2995 			 attr->offset_valid);
2996 		MLX5_SET(geneve_tlv_option, opt, sample_offset,
2997 			 attr->sample_offset);
2998 	}
2999 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
3000 							     sizeof(in), out,
3001 							     sizeof(out));
3002 	if (!geneve_tlv_opt_obj->obj) {
3003 		DEVX_DRV_LOG(ERR, out, "create GENEVE TLV option", NULL, 0);
3004 		mlx5_free(geneve_tlv_opt_obj);
3005 		return NULL;
3006 	}
3007 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3008 	return geneve_tlv_opt_obj;
3009 }
3010 
3011 /**
3012  * Query GENEVE TLV option using DevX API.
3013  *
3014  * @param[in] ctx
3015  *   Context used to create GENEVE TLV option object.
3016  * @param[in] geneve_tlv_opt_obj
3017  *   DevX object of the GENEVE TLV option.
3018  * @param[out] attr
3019  *   Pointer to match sample info attributes structure.
3020  *
3021  * @return
3022  *   0 on success, a negative errno otherwise and rte_errno is set.
3023  */
3024 int
3025 mlx5_devx_cmd_query_geneve_tlv_option(void *ctx,
3026 				      struct mlx5_devx_obj *geneve_tlv_opt_obj,
3027 				      struct mlx5_devx_match_sample_info_query_attr *attr)
3028 {
3029 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
3030 	uint32_t out[MLX5_ST_SZ_DW(query_geneve_tlv_option_out)] = {0};
3031 	void *hdr = MLX5_ADDR_OF(query_geneve_tlv_option_out, in, hdr);
3032 	void *opt = MLX5_ADDR_OF(query_geneve_tlv_option_out, out,
3033 				 geneve_tlv_opt);
3034 	int ret;
3035 
3036 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
3037 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
3038 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
3039 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
3040 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, geneve_tlv_opt_obj->id);
3041 	/* Call first query to get sample handle. */
3042 	ret = mlx5_glue->devx_obj_query(geneve_tlv_opt_obj->obj, in, sizeof(in),
3043 					out, sizeof(out));
3044 	if (ret) {
3045 		DRV_LOG(ERR, "Failed to query GENEVE TLV option using DevX.");
3046 		rte_errno = errno;
3047 		return -errno;
3048 	}
3049 	/* Call second query to get sample information. */
3050 	if (MLX5_GET(geneve_tlv_option, opt, sample_id_valid)) {
3051 		uint32_t sample_id = MLX5_GET(geneve_tlv_option, opt,
3052 					      geneve_sample_field_id);
3053 
3054 		return mlx5_devx_cmd_match_sample_info_query(ctx, sample_id,
3055 							     attr);
3056 	}
3057 	DRV_LOG(DEBUG, "GENEVE TLV option sample isn't valid.");
3058 	return 0;
3059 }
3060 
3061 int
3062 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
3063 {
3064 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
3065 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
3066 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
3067 	int rc;
3068 	void *rq_ctx;
3069 
3070 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
3071 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
3072 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
3073 	if (rc) {
3074 		rte_errno = errno;
3075 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
3076 			"rc = %d, errno = %d.", rc, errno);
3077 		return -rc;
3078 	};
3079 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
3080 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
3081 	return 0;
3082 #else
3083 	(void)wq;
3084 	(void)counter_set_id;
3085 	return -ENOTSUP;
3086 #endif
3087 }
3088 
3089 /*
3090  * Allocate queue counters via devx interface.
3091  *
3092  * @param[in] ctx
3093  *   Context returned from mlx5 open_device() glue function.
3094  *
3095  * @return
3096  *   Pointer to counter object on success, a NULL value otherwise and
3097  *   rte_errno is set.
3098  */
3099 struct mlx5_devx_obj *
3100 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
3101 {
3102 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
3103 						SOCKET_ID_ANY);
3104 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
3105 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
3106 
3107 	if (!dcs) {
3108 		rte_errno = ENOMEM;
3109 		return NULL;
3110 	}
3111 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
3112 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
3113 					      sizeof(out));
3114 	if (!dcs->obj) {
3115 		DEVX_DRV_LOG(DEBUG, out, "create q counter set", NULL, 0);
3116 		mlx5_free(dcs);
3117 		return NULL;
3118 	}
3119 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
3120 	return dcs;
3121 }
3122 
3123 /**
3124  * Query queue counters values.
3125  *
3126  * @param[in] dcs
3127  *   devx object of the queue counter set.
3128  * @param[in] clear
3129  *   Whether hardware should clear the counters after the query or not.
3130  *  @param[out] out_of_buffers
3131  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
3132  *
3133  * @return
3134  *   0 on success, a negative value otherwise.
3135  */
3136 int
3137 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
3138 				  uint32_t *out_of_buffers)
3139 {
3140 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
3141 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
3142 	int rc;
3143 
3144 	MLX5_SET(query_q_counter_in, in, opcode,
3145 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
3146 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
3147 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
3148 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
3149 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
3150 				       sizeof(out));
3151 	if (rc) {
3152 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
3153 		rte_errno = rc;
3154 		return -rc;
3155 	}
3156 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
3157 	return 0;
3158 }
3159 
3160 /**
3161  * Create general object of type DEK using DevX API.
3162  *
3163  * @param[in] ctx
3164  *   Context returned from mlx5 open_device() glue function.
3165  * @param [in] attr
3166  *   Pointer to DEK attributes structure.
3167  *
3168  * @return
3169  *   The DevX object created, NULL otherwise and rte_errno is set.
3170  */
3171 struct mlx5_devx_obj *
3172 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
3173 {
3174 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
3175 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3176 	struct mlx5_devx_obj *dek_obj = NULL;
3177 	void *ptr = NULL, *key_addr = NULL;
3178 
3179 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
3180 			      0, SOCKET_ID_ANY);
3181 	if (dek_obj == NULL) {
3182 		DRV_LOG(ERR, "Failed to allocate DEK object data");
3183 		rte_errno = ENOMEM;
3184 		return NULL;
3185 	}
3186 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
3187 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3188 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3189 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3190 		 MLX5_GENERAL_OBJ_TYPE_DEK);
3191 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
3192 	MLX5_SET(dek, ptr, key_size, attr->key_size);
3193 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
3194 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
3195 	MLX5_SET(dek, ptr, pd, attr->pd);
3196 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
3197 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
3198 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3199 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3200 						  out, sizeof(out));
3201 	if (dek_obj->obj == NULL) {
3202 		DEVX_DRV_LOG(ERR, out, "create DEK", NULL, 0);
3203 		mlx5_free(dek_obj);
3204 		return NULL;
3205 	}
3206 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3207 	return dek_obj;
3208 }
3209 
3210 /**
3211  * Create general object of type IMPORT_KEK using DevX API.
3212  *
3213  * @param[in] ctx
3214  *   Context returned from mlx5 open_device() glue function.
3215  * @param [in] attr
3216  *   Pointer to IMPORT_KEK attributes structure.
3217  *
3218  * @return
3219  *   The DevX object created, NULL otherwise and rte_errno is set.
3220  */
3221 struct mlx5_devx_obj *
3222 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
3223 				    struct mlx5_devx_import_kek_attr *attr)
3224 {
3225 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
3226 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3227 	struct mlx5_devx_obj *import_kek_obj = NULL;
3228 	void *ptr = NULL, *key_addr = NULL;
3229 
3230 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
3231 				     0, SOCKET_ID_ANY);
3232 	if (import_kek_obj == NULL) {
3233 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
3234 		rte_errno = ENOMEM;
3235 		return NULL;
3236 	}
3237 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
3238 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3239 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3240 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3241 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
3242 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
3243 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
3244 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
3245 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
3246 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3247 							 out, sizeof(out));
3248 	if (import_kek_obj->obj == NULL) {
3249 		DEVX_DRV_LOG(ERR, out, "create IMPORT_KEK", NULL, 0);
3250 		mlx5_free(import_kek_obj);
3251 		return NULL;
3252 	}
3253 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3254 	return import_kek_obj;
3255 }
3256 
3257 /**
3258  * Create general object of type CREDENTIAL using DevX API.
3259  *
3260  * @param[in] ctx
3261  *   Context returned from mlx5 open_device() glue function.
3262  * @param [in] attr
3263  *   Pointer to CREDENTIAL attributes structure.
3264  *
3265  * @return
3266  *   The DevX object created, NULL otherwise and rte_errno is set.
3267  */
3268 struct mlx5_devx_obj *
3269 mlx5_devx_cmd_create_credential_obj(void *ctx,
3270 				    struct mlx5_devx_credential_attr *attr)
3271 {
3272 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
3273 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3274 	struct mlx5_devx_obj *credential_obj = NULL;
3275 	void *ptr = NULL, *credential_addr = NULL;
3276 
3277 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
3278 				     0, SOCKET_ID_ANY);
3279 	if (credential_obj == NULL) {
3280 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
3281 		rte_errno = ENOMEM;
3282 		return NULL;
3283 	}
3284 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
3285 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3286 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3287 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3288 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
3289 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
3290 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
3291 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
3292 	memcpy(credential_addr, (void *)(attr->credential),
3293 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3294 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3295 							 out, sizeof(out));
3296 	if (credential_obj->obj == NULL) {
3297 		DEVX_DRV_LOG(ERR, out, "create CREDENTIAL", NULL, 0);
3298 		mlx5_free(credential_obj);
3299 		return NULL;
3300 	}
3301 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3302 	return credential_obj;
3303 }
3304 
3305 /**
3306  * Create general object of type CRYPTO_LOGIN using DevX API.
3307  *
3308  * @param[in] ctx
3309  *   Context returned from mlx5 open_device() glue function.
3310  * @param [in] attr
3311  *   Pointer to CRYPTO_LOGIN attributes structure.
3312  *
3313  * @return
3314  *   The DevX object created, NULL otherwise and rte_errno is set.
3315  */
3316 struct mlx5_devx_obj *
3317 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
3318 				      struct mlx5_devx_crypto_login_attr *attr)
3319 {
3320 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
3321 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
3322 	struct mlx5_devx_obj *crypto_login_obj = NULL;
3323 	void *ptr = NULL, *credential_addr = NULL;
3324 
3325 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
3326 				       0, SOCKET_ID_ANY);
3327 	if (crypto_login_obj == NULL) {
3328 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
3329 		rte_errno = ENOMEM;
3330 		return NULL;
3331 	}
3332 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
3333 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
3334 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
3335 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
3336 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
3337 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
3338 	MLX5_SET(crypto_login, ptr, credential_pointer,
3339 		 attr->credential_pointer);
3340 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
3341 		 attr->session_import_kek_ptr);
3342 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
3343 	memcpy(credential_addr, (void *)(attr->credential),
3344 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
3345 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
3346 							   out, sizeof(out));
3347 	if (crypto_login_obj->obj == NULL) {
3348 		DEVX_DRV_LOG(ERR, out, "create CRYPTO_LOGIN", NULL, 0);
3349 		mlx5_free(crypto_login_obj);
3350 		return NULL;
3351 	}
3352 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
3353 	return crypto_login_obj;
3354 }
3355 
3356 /**
3357  * Query LAG context.
3358  *
3359  * @param[in] ctx
3360  *   Pointer to ibv_context, returned from mlx5dv_open_device.
3361  * @param[out] lag_ctx
3362  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
3363  *
3364  * @return
3365  *   0 on success, a negative value otherwise.
3366  */
3367 int
3368 mlx5_devx_cmd_query_lag(void *ctx,
3369 			struct mlx5_devx_lag_context *lag_ctx)
3370 {
3371 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
3372 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
3373 	void *lctx;
3374 	int rc;
3375 
3376 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
3377 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
3378 	if (rc)
3379 		goto error;
3380 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
3381 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
3382 					       fdb_selection_mode);
3383 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
3384 					       port_select_mode);
3385 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
3386 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
3387 						tx_remap_affinity_2);
3388 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
3389 						tx_remap_affinity_1);
3390 	return 0;
3391 error:
3392 	rc = (rc > 0) ? -rc : rc;
3393 	return rc;
3394 }
3395