xref: /dpdk/drivers/common/mlx5/mlx5_devx_cmds.c (revision 515cd4a488b6a0c6e40d20e6b10d8e89657dc23f)
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(ERR, 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 /**
180  * Allocate flow counters via devx interface.
181  *
182  * @param[in] ctx
183  *   Context returned from mlx5 open_device() glue function.
184  * @param dcs
185  *   Pointer to counters properties structure to be filled by the routine.
186  * @param bulk_n_128
187  *   Bulk counter numbers in 128 counters units.
188  *
189  * @return
190  *   Pointer to counter object on success, a negative value otherwise and
191  *   rte_errno is set.
192  */
193 struct mlx5_devx_obj *
194 mlx5_devx_cmd_flow_counter_alloc(void *ctx, uint32_t bulk_n_128)
195 {
196 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs),
197 						0, SOCKET_ID_ANY);
198 	uint32_t in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
199 	uint32_t out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
200 
201 	if (!dcs) {
202 		rte_errno = ENOMEM;
203 		return NULL;
204 	}
205 	MLX5_SET(alloc_flow_counter_in, in, opcode,
206 		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
207 	MLX5_SET(alloc_flow_counter_in, in, flow_counter_bulk, bulk_n_128);
208 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in,
209 					      sizeof(in), out, sizeof(out));
210 	if (!dcs->obj) {
211 		DEVX_DRV_LOG(ERR, out, "allocate counters", NULL, 0);
212 		mlx5_free(dcs);
213 		return NULL;
214 	}
215 	dcs->id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
216 	return dcs;
217 }
218 
219 /**
220  * Query flow counters values.
221  *
222  * @param[in] dcs
223  *   devx object that was obtained from mlx5_devx_cmd_fc_alloc.
224  * @param[in] clear
225  *   Whether hardware should clear the counters after the query or not.
226  * @param[in] n_counters
227  *   0 in case of 1 counter to read, otherwise the counter number to read.
228  *  @param pkts
229  *   The number of packets that matched the flow.
230  *  @param bytes
231  *    The number of bytes that matched the flow.
232  *  @param mkey
233  *   The mkey key for batch query.
234  *  @param addr
235  *    The address in the mkey range for batch query.
236  *  @param cmd_comp
237  *   The completion object for asynchronous batch query.
238  *  @param async_id
239  *    The ID to be returned in the asynchronous batch query response.
240  *
241  * @return
242  *   0 on success, a negative value otherwise.
243  */
244 int
245 mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
246 				 int clear, uint32_t n_counters,
247 				 uint64_t *pkts, uint64_t *bytes,
248 				 uint32_t mkey, void *addr,
249 				 void *cmd_comp,
250 				 uint64_t async_id)
251 {
252 	int out_len = MLX5_ST_SZ_BYTES(query_flow_counter_out) +
253 			MLX5_ST_SZ_BYTES(traffic_counter);
254 	uint32_t out[out_len];
255 	uint32_t in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
256 	void *stats;
257 	int rc;
258 
259 	MLX5_SET(query_flow_counter_in, in, opcode,
260 		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
261 	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
262 	MLX5_SET(query_flow_counter_in, in, flow_counter_id, dcs->id);
263 	MLX5_SET(query_flow_counter_in, in, clear, !!clear);
264 
265 	if (n_counters) {
266 		MLX5_SET(query_flow_counter_in, in, num_of_counters,
267 			 n_counters);
268 		MLX5_SET(query_flow_counter_in, in, dump_to_memory, 1);
269 		MLX5_SET(query_flow_counter_in, in, mkey, mkey);
270 		MLX5_SET64(query_flow_counter_in, in, address,
271 			   (uint64_t)(uintptr_t)addr);
272 	}
273 	if (!cmd_comp)
274 		rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
275 					       out_len);
276 	else
277 		rc = mlx5_glue->devx_obj_query_async(dcs->obj, in, sizeof(in),
278 						     out_len, async_id,
279 						     cmd_comp);
280 	if (rc) {
281 		DRV_LOG(ERR, "Failed to query devx counters with rc %d", rc);
282 		rte_errno = rc;
283 		return -rc;
284 	}
285 	if (!n_counters) {
286 		stats = MLX5_ADDR_OF(query_flow_counter_out,
287 				     out, flow_statistics);
288 		*pkts = MLX5_GET64(traffic_counter, stats, packets);
289 		*bytes = MLX5_GET64(traffic_counter, stats, octets);
290 	}
291 	return 0;
292 }
293 
294 /**
295  * Create a new mkey.
296  *
297  * @param[in] ctx
298  *   Context returned from mlx5 open_device() glue function.
299  * @param[in] attr
300  *   Attributes of the requested mkey.
301  *
302  * @return
303  *   Pointer to Devx mkey on success, a negative value otherwise and rte_errno
304  *   is set.
305  */
306 struct mlx5_devx_obj *
307 mlx5_devx_cmd_mkey_create(void *ctx,
308 			  struct mlx5_devx_mkey_attr *attr)
309 {
310 	struct mlx5_klm *klm_array = attr->klm_array;
311 	int klm_num = attr->klm_num;
312 	int in_size_dw = MLX5_ST_SZ_DW(create_mkey_in) +
313 		     (klm_num ? RTE_ALIGN(klm_num, 4) : 0) * MLX5_ST_SZ_DW(klm);
314 	uint32_t in[in_size_dw];
315 	uint32_t out[MLX5_ST_SZ_DW(create_mkey_out)] = {0};
316 	void *mkc;
317 	struct mlx5_devx_obj *mkey = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*mkey),
318 						 0, SOCKET_ID_ANY);
319 	size_t pgsize;
320 	uint32_t translation_size;
321 
322 	if (!mkey) {
323 		rte_errno = ENOMEM;
324 		return NULL;
325 	}
326 	memset(in, 0, in_size_dw * 4);
327 	pgsize = rte_mem_page_size();
328 	if (pgsize == (size_t)-1) {
329 		mlx5_free(mkey);
330 		DRV_LOG(ERR, "Failed to get page size");
331 		rte_errno = ENOMEM;
332 		return NULL;
333 	}
334 	MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY);
335 	mkc = MLX5_ADDR_OF(create_mkey_in, in, memory_key_mkey_entry);
336 	if (klm_num > 0) {
337 		int i;
338 		uint8_t *klm = (uint8_t *)MLX5_ADDR_OF(create_mkey_in, in,
339 						       klm_pas_mtt);
340 		translation_size = RTE_ALIGN(klm_num, 4);
341 		for (i = 0; i < klm_num; i++) {
342 			MLX5_SET(klm, klm, byte_count, klm_array[i].byte_count);
343 			MLX5_SET(klm, klm, mkey, klm_array[i].mkey);
344 			MLX5_SET64(klm, klm, address, klm_array[i].address);
345 			klm += MLX5_ST_SZ_BYTES(klm);
346 		}
347 		for (; i < (int)translation_size; i++) {
348 			MLX5_SET(klm, klm, mkey, 0x0);
349 			MLX5_SET64(klm, klm, address, 0x0);
350 			klm += MLX5_ST_SZ_BYTES(klm);
351 		}
352 		MLX5_SET(mkc, mkc, access_mode_1_0, attr->log_entity_size ?
353 			 MLX5_MKC_ACCESS_MODE_KLM_FBS :
354 			 MLX5_MKC_ACCESS_MODE_KLM);
355 		MLX5_SET(mkc, mkc, log_page_size, attr->log_entity_size);
356 	} else {
357 		translation_size = (RTE_ALIGN(attr->size, pgsize) * 8) / 16;
358 		MLX5_SET(mkc, mkc, access_mode_1_0, MLX5_MKC_ACCESS_MODE_MTT);
359 		MLX5_SET(mkc, mkc, log_page_size, rte_log2_u32(pgsize));
360 	}
361 	MLX5_SET(create_mkey_in, in, translations_octword_actual_size,
362 		 translation_size);
363 	MLX5_SET(create_mkey_in, in, mkey_umem_id, attr->umem_id);
364 	MLX5_SET(create_mkey_in, in, pg_access, attr->pg_access);
365 	MLX5_SET(mkc, mkc, lw, 0x1);
366 	MLX5_SET(mkc, mkc, lr, 0x1);
367 	if (attr->set_remote_rw) {
368 		MLX5_SET(mkc, mkc, rw, 0x1);
369 		MLX5_SET(mkc, mkc, rr, 0x1);
370 	}
371 	MLX5_SET(mkc, mkc, qpn, 0xffffff);
372 	MLX5_SET(mkc, mkc, pd, attr->pd);
373 	MLX5_SET(mkc, mkc, mkey_7_0, attr->umem_id & 0xFF);
374 	MLX5_SET(mkc, mkc, umr_en, attr->umr_en);
375 	MLX5_SET(mkc, mkc, translations_octword_size, translation_size);
376 	MLX5_SET(mkc, mkc, relaxed_ordering_write,
377 		 attr->relaxed_ordering_write);
378 	MLX5_SET(mkc, mkc, relaxed_ordering_read, attr->relaxed_ordering_read);
379 	MLX5_SET64(mkc, mkc, start_addr, attr->addr);
380 	MLX5_SET64(mkc, mkc, len, attr->size);
381 	MLX5_SET(mkc, mkc, crypto_en, attr->crypto_en);
382 	if (attr->crypto_en) {
383 		MLX5_SET(mkc, mkc, bsf_en, attr->crypto_en);
384 		MLX5_SET(mkc, mkc, bsf_octword_size, 4);
385 	}
386 	mkey->obj = mlx5_glue->devx_obj_create(ctx, in, in_size_dw * 4, out,
387 					       sizeof(out));
388 	if (!mkey->obj) {
389 		DEVX_DRV_LOG(ERR, out, klm_num ? "create indirect mkey"
390 					       : "create direct key", NULL, 0);
391 		mlx5_free(mkey);
392 		return NULL;
393 	}
394 	mkey->id = MLX5_GET(create_mkey_out, out, mkey_index);
395 	mkey->id = (mkey->id << 8) | (attr->umem_id & 0xFF);
396 	return mkey;
397 }
398 
399 /**
400  * Get status of devx command response.
401  * Mainly used for asynchronous commands.
402  *
403  * @param[in] out
404  *   The out response buffer.
405  *
406  * @return
407  *   0 on success, non-zero value otherwise.
408  */
409 int
410 mlx5_devx_get_out_command_status(void *out)
411 {
412 	int status;
413 
414 	if (!out)
415 		return -EINVAL;
416 	status = MLX5_GET(query_flow_counter_out, out, status);
417 	if (status) {
418 		int syndrome = MLX5_GET(query_flow_counter_out, out, syndrome);
419 
420 		DRV_LOG(ERR, "Bad DevX status %x, syndrome = %x", status,
421 			syndrome);
422 	}
423 	return status;
424 }
425 
426 /**
427  * Destroy any object allocated by a Devx API.
428  *
429  * @param[in] obj
430  *   Pointer to a general object.
431  *
432  * @return
433  *   0 on success, a negative value otherwise.
434  */
435 int
436 mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj)
437 {
438 	int ret;
439 
440 	if (!obj)
441 		return 0;
442 	ret =  mlx5_glue->devx_obj_destroy(obj->obj);
443 	mlx5_free(obj);
444 	return ret;
445 }
446 
447 /**
448  * Query NIC vport context.
449  * Fills minimal inline attribute.
450  *
451  * @param[in] ctx
452  *   ibv contexts returned from mlx5dv_open_device.
453  * @param[in] vport
454  *   vport index
455  * @param[out] attr
456  *   Attributes device values.
457  *
458  * @return
459  *   0 on success, a negative value otherwise.
460  */
461 static int
462 mlx5_devx_cmd_query_nic_vport_context(void *ctx,
463 				      unsigned int vport,
464 				      struct mlx5_hca_attr *attr)
465 {
466 	uint32_t in[MLX5_ST_SZ_DW(query_nic_vport_context_in)] = {0};
467 	uint32_t out[MLX5_ST_SZ_DW(query_nic_vport_context_out)] = {0};
468 	void *vctx;
469 	int rc;
470 
471 	/* Query NIC vport context to determine inline mode. */
472 	MLX5_SET(query_nic_vport_context_in, in, opcode,
473 		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
474 	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
475 	if (vport)
476 		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
477 	rc = mlx5_glue->devx_general_cmd(ctx,
478 					 in, sizeof(in),
479 					 out, sizeof(out));
480 	if (rc || MLX5_FW_STATUS(out)) {
481 		DEVX_DRV_LOG(ERR, out, "query NIC vport context", NULL, 0);
482 		return MLX5_DEVX_ERR_RC(rc);
483 	}
484 	vctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
485 			    nic_vport_context);
486 	attr->vport_inline_mode = MLX5_GET(nic_vport_context, vctx,
487 					   min_wqe_inline_mode);
488 	return 0;
489 }
490 
491 /**
492  * Query NIC vDPA attributes.
493  *
494  * @param[in] ctx
495  *   Context returned from mlx5 open_device() glue function.
496  * @param[out] vdpa_attr
497  *   vDPA Attributes structure to fill.
498  */
499 static void
500 mlx5_devx_cmd_query_hca_vdpa_attr(void *ctx,
501 				  struct mlx5_hca_vdpa_attr *vdpa_attr)
502 {
503 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
504 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
505 	void *hcattr;
506 
507 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, NULL,
508 			MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION |
509 			MLX5_HCA_CAP_OPMOD_GET_CUR);
510 	if (!hcattr) {
511 		RTE_LOG(DEBUG, PMD, "Failed to query devx VDPA capabilities");
512 		vdpa_attr->valid = 0;
513 	} else {
514 		vdpa_attr->valid = 1;
515 		vdpa_attr->desc_tunnel_offload_type =
516 			MLX5_GET(virtio_emulation_cap, hcattr,
517 				 desc_tunnel_offload_type);
518 		vdpa_attr->eth_frame_offload_type =
519 			MLX5_GET(virtio_emulation_cap, hcattr,
520 				 eth_frame_offload_type);
521 		vdpa_attr->virtio_version_1_0 =
522 			MLX5_GET(virtio_emulation_cap, hcattr,
523 				 virtio_version_1_0);
524 		vdpa_attr->tso_ipv4 = MLX5_GET(virtio_emulation_cap, hcattr,
525 					       tso_ipv4);
526 		vdpa_attr->tso_ipv6 = MLX5_GET(virtio_emulation_cap, hcattr,
527 					       tso_ipv6);
528 		vdpa_attr->tx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
529 					      tx_csum);
530 		vdpa_attr->rx_csum = MLX5_GET(virtio_emulation_cap, hcattr,
531 					      rx_csum);
532 		vdpa_attr->event_mode = MLX5_GET(virtio_emulation_cap, hcattr,
533 						 event_mode);
534 		vdpa_attr->virtio_queue_type =
535 			MLX5_GET(virtio_emulation_cap, hcattr,
536 				 virtio_queue_type);
537 		vdpa_attr->log_doorbell_stride =
538 			MLX5_GET(virtio_emulation_cap, hcattr,
539 				 log_doorbell_stride);
540 		vdpa_attr->vnet_modify_ext =
541 			MLX5_GET(virtio_emulation_cap, hcattr,
542 				 vnet_modify_ext);
543 		vdpa_attr->virtio_net_q_addr_modify =
544 			MLX5_GET(virtio_emulation_cap, hcattr,
545 				 virtio_net_q_addr_modify);
546 		vdpa_attr->virtio_q_index_modify =
547 			MLX5_GET(virtio_emulation_cap, hcattr,
548 				 virtio_q_index_modify);
549 		vdpa_attr->log_doorbell_bar_size =
550 			MLX5_GET(virtio_emulation_cap, hcattr,
551 				 log_doorbell_bar_size);
552 		vdpa_attr->doorbell_bar_offset =
553 			MLX5_GET64(virtio_emulation_cap, hcattr,
554 				   doorbell_bar_offset);
555 		vdpa_attr->max_num_virtio_queues =
556 			MLX5_GET(virtio_emulation_cap, hcattr,
557 				 max_num_virtio_queues);
558 		vdpa_attr->umems[0].a = MLX5_GET(virtio_emulation_cap, hcattr,
559 						 umem_1_buffer_param_a);
560 		vdpa_attr->umems[0].b = MLX5_GET(virtio_emulation_cap, hcattr,
561 						 umem_1_buffer_param_b);
562 		vdpa_attr->umems[1].a = MLX5_GET(virtio_emulation_cap, hcattr,
563 						 umem_2_buffer_param_a);
564 		vdpa_attr->umems[1].b = MLX5_GET(virtio_emulation_cap, hcattr,
565 						 umem_2_buffer_param_b);
566 		vdpa_attr->umems[2].a = MLX5_GET(virtio_emulation_cap, hcattr,
567 						 umem_3_buffer_param_a);
568 		vdpa_attr->umems[2].b = MLX5_GET(virtio_emulation_cap, hcattr,
569 						 umem_3_buffer_param_b);
570 	}
571 }
572 
573 int
574 mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
575 				  uint32_t ids[], uint32_t num)
576 {
577 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
578 	uint32_t out[MLX5_ST_SZ_DW(create_flex_parser_out)] = {0};
579 	void *hdr = MLX5_ADDR_OF(create_flex_parser_out, in, hdr);
580 	void *flex = MLX5_ADDR_OF(create_flex_parser_out, out, flex);
581 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
582 	int ret;
583 	uint32_t idx = 0;
584 	uint32_t i;
585 
586 	if (num > MLX5_GRAPH_NODE_SAMPLE_NUM) {
587 		rte_errno = EINVAL;
588 		DRV_LOG(ERR, "Too many sample IDs to be fetched.");
589 		return -rte_errno;
590 	}
591 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
592 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
593 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
594 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
595 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, flex_obj->id);
596 	ret = mlx5_glue->devx_obj_query(flex_obj->obj, in, sizeof(in),
597 					out, sizeof(out));
598 	if (ret) {
599 		rte_errno = ret;
600 		DRV_LOG(ERR, "Failed to query sample IDs with object %p.",
601 			(void *)flex_obj);
602 		return -rte_errno;
603 	}
604 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
605 		void *s_off = (void *)((char *)sample + i *
606 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
607 		uint32_t en;
608 
609 		en = MLX5_GET(parse_graph_flow_match_sample, s_off,
610 			      flow_match_sample_en);
611 		if (!en)
612 			continue;
613 		ids[idx++] = MLX5_GET(parse_graph_flow_match_sample, s_off,
614 				  flow_match_sample_field_id);
615 	}
616 	if (num != idx) {
617 		rte_errno = EINVAL;
618 		DRV_LOG(ERR, "Number of sample IDs are not as expected.");
619 		return -rte_errno;
620 	}
621 	return ret;
622 }
623 
624 struct mlx5_devx_obj *
625 mlx5_devx_cmd_create_flex_parser(void *ctx,
626 				 struct mlx5_devx_graph_node_attr *data)
627 {
628 	uint32_t in[MLX5_ST_SZ_DW(create_flex_parser_in)] = {0};
629 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
630 	void *hdr = MLX5_ADDR_OF(create_flex_parser_in, in, hdr);
631 	void *flex = MLX5_ADDR_OF(create_flex_parser_in, in, flex);
632 	void *sample = MLX5_ADDR_OF(parse_graph_flex, flex, sample_table);
633 	void *in_arc = MLX5_ADDR_OF(parse_graph_flex, flex, input_arc);
634 	void *out_arc = MLX5_ADDR_OF(parse_graph_flex, flex, output_arc);
635 	struct mlx5_devx_obj *parse_flex_obj = mlx5_malloc
636 		     (MLX5_MEM_ZERO, sizeof(*parse_flex_obj), 0, SOCKET_ID_ANY);
637 	uint32_t i;
638 
639 	if (!parse_flex_obj) {
640 		DRV_LOG(ERR, "Failed to allocate flex parser data.");
641 		rte_errno = ENOMEM;
642 		return NULL;
643 	}
644 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
645 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
646 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
647 		 MLX5_GENERAL_OBJ_TYPE_FLEX_PARSE_GRAPH);
648 	MLX5_SET(parse_graph_flex, flex, header_length_mode,
649 		 data->header_length_mode);
650 	MLX5_SET64(parse_graph_flex, flex, modify_field_select,
651 		   data->modify_field_select);
652 	MLX5_SET(parse_graph_flex, flex, header_length_base_value,
653 		 data->header_length_base_value);
654 	MLX5_SET(parse_graph_flex, flex, header_length_field_offset,
655 		 data->header_length_field_offset);
656 	MLX5_SET(parse_graph_flex, flex, header_length_field_shift,
657 		 data->header_length_field_shift);
658 	MLX5_SET(parse_graph_flex, flex, next_header_field_offset,
659 		 data->next_header_field_offset);
660 	MLX5_SET(parse_graph_flex, flex, next_header_field_size,
661 		 data->next_header_field_size);
662 	MLX5_SET(parse_graph_flex, flex, header_length_field_mask,
663 		 data->header_length_field_mask);
664 	for (i = 0; i < MLX5_GRAPH_NODE_SAMPLE_NUM; i++) {
665 		struct mlx5_devx_match_sample_attr *s = &data->sample[i];
666 		void *s_off = (void *)((char *)sample + i *
667 			      MLX5_ST_SZ_BYTES(parse_graph_flow_match_sample));
668 
669 		if (!s->flow_match_sample_en)
670 			continue;
671 		MLX5_SET(parse_graph_flow_match_sample, s_off,
672 			 flow_match_sample_en, !!s->flow_match_sample_en);
673 		MLX5_SET(parse_graph_flow_match_sample, s_off,
674 			 flow_match_sample_field_offset,
675 			 s->flow_match_sample_field_offset);
676 		MLX5_SET(parse_graph_flow_match_sample, s_off,
677 			 flow_match_sample_offset_mode,
678 			 s->flow_match_sample_offset_mode);
679 		MLX5_SET(parse_graph_flow_match_sample, s_off,
680 			 flow_match_sample_field_offset_mask,
681 			 s->flow_match_sample_field_offset_mask);
682 		MLX5_SET(parse_graph_flow_match_sample, s_off,
683 			 flow_match_sample_field_offset_shift,
684 			 s->flow_match_sample_field_offset_shift);
685 		MLX5_SET(parse_graph_flow_match_sample, s_off,
686 			 flow_match_sample_field_base_offset,
687 			 s->flow_match_sample_field_base_offset);
688 		MLX5_SET(parse_graph_flow_match_sample, s_off,
689 			 flow_match_sample_tunnel_mode,
690 			 s->flow_match_sample_tunnel_mode);
691 	}
692 	for (i = 0; i < MLX5_GRAPH_NODE_ARC_NUM; i++) {
693 		struct mlx5_devx_graph_arc_attr *ia = &data->in[i];
694 		struct mlx5_devx_graph_arc_attr *oa = &data->out[i];
695 		void *in_off = (void *)((char *)in_arc + i *
696 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
697 		void *out_off = (void *)((char *)out_arc + i *
698 			      MLX5_ST_SZ_BYTES(parse_graph_arc));
699 
700 		if (ia->arc_parse_graph_node != 0) {
701 			MLX5_SET(parse_graph_arc, in_off,
702 				 compare_condition_value,
703 				 ia->compare_condition_value);
704 			MLX5_SET(parse_graph_arc, in_off, start_inner_tunnel,
705 				 ia->start_inner_tunnel);
706 			MLX5_SET(parse_graph_arc, in_off, arc_parse_graph_node,
707 				 ia->arc_parse_graph_node);
708 			MLX5_SET(parse_graph_arc, in_off,
709 				 parse_graph_node_handle,
710 				 ia->parse_graph_node_handle);
711 		}
712 		if (oa->arc_parse_graph_node != 0) {
713 			MLX5_SET(parse_graph_arc, out_off,
714 				 compare_condition_value,
715 				 oa->compare_condition_value);
716 			MLX5_SET(parse_graph_arc, out_off, start_inner_tunnel,
717 				 oa->start_inner_tunnel);
718 			MLX5_SET(parse_graph_arc, out_off, arc_parse_graph_node,
719 				 oa->arc_parse_graph_node);
720 			MLX5_SET(parse_graph_arc, out_off,
721 				 parse_graph_node_handle,
722 				 oa->parse_graph_node_handle);
723 		}
724 	}
725 	parse_flex_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
726 							 out, sizeof(out));
727 	if (!parse_flex_obj->obj) {
728 		DEVX_DRV_LOG(ERR, out, "create FLEX PARSE GRAPH", NULL, 0);
729 		mlx5_free(parse_flex_obj);
730 		return NULL;
731 	}
732 	parse_flex_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
733 	return parse_flex_obj;
734 }
735 
736 static int
737 mlx5_devx_cmd_query_hca_parse_graph_node_cap
738 	(void *ctx, struct mlx5_hca_flex_attr *attr)
739 {
740 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)];
741 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)];
742 	void *hcattr;
743 	int rc;
744 
745 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
746 			MLX5_GET_HCA_CAP_OP_MOD_PARSE_GRAPH_NODE_CAP |
747 			MLX5_HCA_CAP_OPMOD_GET_CUR);
748 	if (!hcattr)
749 		return rc;
750 	attr->node_in = MLX5_GET(parse_graph_node_cap, hcattr, node_in);
751 	attr->node_out = MLX5_GET(parse_graph_node_cap, hcattr, node_out);
752 	attr->header_length_mode = MLX5_GET(parse_graph_node_cap, hcattr,
753 					    header_length_mode);
754 	attr->sample_offset_mode = MLX5_GET(parse_graph_node_cap, hcattr,
755 					    sample_offset_mode);
756 	attr->max_num_arc_in = MLX5_GET(parse_graph_node_cap, hcattr,
757 					max_num_arc_in);
758 	attr->max_num_arc_out = MLX5_GET(parse_graph_node_cap, hcattr,
759 					 max_num_arc_out);
760 	attr->max_num_sample = MLX5_GET(parse_graph_node_cap, hcattr,
761 					max_num_sample);
762 	attr->sample_id_in_out = MLX5_GET(parse_graph_node_cap, hcattr,
763 					  sample_id_in_out);
764 	attr->max_base_header_length = MLX5_GET(parse_graph_node_cap, hcattr,
765 						max_base_header_length);
766 	attr->max_sample_base_offset = MLX5_GET(parse_graph_node_cap, hcattr,
767 						max_sample_base_offset);
768 	attr->max_next_header_offset = MLX5_GET(parse_graph_node_cap, hcattr,
769 						max_next_header_offset);
770 	attr->header_length_mask_width = MLX5_GET(parse_graph_node_cap, hcattr,
771 						  header_length_mask_width);
772 	/* Get the max supported samples from HCA CAP 2 */
773 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
774 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
775 			MLX5_HCA_CAP_OPMOD_GET_CUR);
776 	if (!hcattr)
777 		return rc;
778 	attr->max_num_prog_sample =
779 		MLX5_GET(cmd_hca_cap_2, hcattr,	max_num_prog_sample_field);
780 	return 0;
781 }
782 
783 static int
784 mlx5_devx_query_pkt_integrity_match(void *hcattr)
785 {
786 	return MLX5_GET(flow_table_nic_cap, hcattr,
787 			ft_field_support_2_nic_receive.inner_l3_ok) &&
788 	       MLX5_GET(flow_table_nic_cap, hcattr,
789 			ft_field_support_2_nic_receive.inner_l4_ok) &&
790 	       MLX5_GET(flow_table_nic_cap, hcattr,
791 			ft_field_support_2_nic_receive.outer_l3_ok) &&
792 	       MLX5_GET(flow_table_nic_cap, hcattr,
793 			ft_field_support_2_nic_receive.outer_l4_ok) &&
794 	       MLX5_GET(flow_table_nic_cap, hcattr,
795 			ft_field_support_2_nic_receive
796 				.inner_ipv4_checksum_ok) &&
797 	       MLX5_GET(flow_table_nic_cap, hcattr,
798 			ft_field_support_2_nic_receive.inner_l4_checksum_ok) &&
799 	       MLX5_GET(flow_table_nic_cap, hcattr,
800 			ft_field_support_2_nic_receive
801 				.outer_ipv4_checksum_ok) &&
802 	       MLX5_GET(flow_table_nic_cap, hcattr,
803 			ft_field_support_2_nic_receive.outer_l4_checksum_ok);
804 }
805 
806 /**
807  * Query HCA attributes.
808  * Using those attributes we can check on run time if the device
809  * is having the required capabilities.
810  *
811  * @param[in] ctx
812  *   Context returned from mlx5 open_device() glue function.
813  * @param[out] attr
814  *   Attributes device values.
815  *
816  * @return
817  *   0 on success, a negative value otherwise.
818  */
819 int
820 mlx5_devx_cmd_query_hca_attr(void *ctx,
821 			     struct mlx5_hca_attr *attr)
822 {
823 	uint32_t in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {0};
824 	uint32_t out[MLX5_ST_SZ_DW(query_hca_cap_out)] = {0};
825 	bool hca_cap_2_sup;
826 	uint64_t general_obj_types_supported = 0;
827 	void *hcattr;
828 	int rc, i;
829 
830 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
831 			MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE |
832 			MLX5_HCA_CAP_OPMOD_GET_CUR);
833 	if (!hcattr)
834 		return rc;
835 	hca_cap_2_sup = MLX5_GET(cmd_hca_cap, hcattr, hca_cap_2);
836 	attr->max_wqe_sz_sq = MLX5_GET(cmd_hca_cap, hcattr, max_wqe_sz_sq);
837 	attr->flow_counter_bulk_alloc_bitmap =
838 			MLX5_GET(cmd_hca_cap, hcattr, flow_counter_bulk_alloc);
839 	attr->flow_counters_dump = MLX5_GET(cmd_hca_cap, hcattr,
840 					    flow_counters_dump);
841 	attr->log_max_rmp = MLX5_GET(cmd_hca_cap, hcattr, log_max_rmp);
842 	attr->mem_rq_rmp = MLX5_GET(cmd_hca_cap, hcattr, mem_rq_rmp);
843 	attr->log_max_rqt_size = MLX5_GET(cmd_hca_cap, hcattr,
844 					  log_max_rqt_size);
845 	attr->eswitch_manager = MLX5_GET(cmd_hca_cap, hcattr, eswitch_manager);
846 	attr->hairpin = MLX5_GET(cmd_hca_cap, hcattr, hairpin);
847 	attr->log_max_hairpin_queues = MLX5_GET(cmd_hca_cap, hcattr,
848 						log_max_hairpin_queues);
849 	attr->log_max_hairpin_wq_data_sz = MLX5_GET(cmd_hca_cap, hcattr,
850 						    log_max_hairpin_wq_data_sz);
851 	attr->log_max_hairpin_num_packets = MLX5_GET
852 		(cmd_hca_cap, hcattr, log_min_hairpin_wq_data_sz);
853 	attr->vhca_id = MLX5_GET(cmd_hca_cap, hcattr, vhca_id);
854 	attr->relaxed_ordering_write = MLX5_GET(cmd_hca_cap, hcattr,
855 						relaxed_ordering_write);
856 	attr->relaxed_ordering_read = MLX5_GET(cmd_hca_cap, hcattr,
857 					       relaxed_ordering_read);
858 	attr->access_register_user = MLX5_GET(cmd_hca_cap, hcattr,
859 					      access_register_user);
860 	attr->eth_net_offloads = MLX5_GET(cmd_hca_cap, hcattr,
861 					  eth_net_offloads);
862 	attr->eth_virt = MLX5_GET(cmd_hca_cap, hcattr, eth_virt);
863 	attr->flex_parser_protocols = MLX5_GET(cmd_hca_cap, hcattr,
864 					       flex_parser_protocols);
865 	attr->max_geneve_tlv_options = MLX5_GET(cmd_hca_cap, hcattr,
866 			max_geneve_tlv_options);
867 	attr->max_geneve_tlv_option_data_len = MLX5_GET(cmd_hca_cap, hcattr,
868 			max_geneve_tlv_option_data_len);
869 	attr->qos.sup = MLX5_GET(cmd_hca_cap, hcattr, qos);
870 	attr->qos.flow_meter_aso_sup = !!(MLX5_GET64(cmd_hca_cap, hcattr,
871 					 general_obj_types) &
872 			      MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_METER_ASO);
873 	attr->vdpa.valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
874 					 general_obj_types) &
875 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
876 	attr->vdpa.queue_counters_valid = !!(MLX5_GET64(cmd_hca_cap, hcattr,
877 							general_obj_types) &
878 				  MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
879 	attr->parse_graph_flex_node = !!(MLX5_GET64(cmd_hca_cap, hcattr,
880 					 general_obj_types) &
881 			      MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
882 	attr->wqe_index_ignore = MLX5_GET(cmd_hca_cap, hcattr,
883 					  wqe_index_ignore_cap);
884 	attr->cross_channel = MLX5_GET(cmd_hca_cap, hcattr, cd);
885 	attr->non_wire_sq = MLX5_GET(cmd_hca_cap, hcattr, non_wire_sq);
886 	attr->log_max_static_sq_wq = MLX5_GET(cmd_hca_cap, hcattr,
887 					      log_max_static_sq_wq);
888 	attr->num_lag_ports = MLX5_GET(cmd_hca_cap, hcattr, num_lag_ports);
889 	attr->dev_freq_khz = MLX5_GET(cmd_hca_cap, hcattr,
890 				      device_frequency_khz);
891 	attr->scatter_fcs_w_decap_disable =
892 		MLX5_GET(cmd_hca_cap, hcattr, scatter_fcs_w_decap_disable);
893 	attr->roce = MLX5_GET(cmd_hca_cap, hcattr, roce);
894 	attr->rq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, rq_ts_format);
895 	attr->sq_ts_format = MLX5_GET(cmd_hca_cap, hcattr, sq_ts_format);
896 	attr->steering_format_version =
897 		MLX5_GET(cmd_hca_cap, hcattr, steering_format_version);
898 	attr->regexp_params = MLX5_GET(cmd_hca_cap, hcattr, regexp_params);
899 	attr->regexp_version = MLX5_GET(cmd_hca_cap, hcattr, regexp_version);
900 	attr->regexp_num_of_engines = MLX5_GET(cmd_hca_cap, hcattr,
901 					       regexp_num_of_engines);
902 	/* Read the general_obj_types bitmap and extract the relevant bits. */
903 	general_obj_types_supported = MLX5_GET64(cmd_hca_cap, hcattr,
904 						 general_obj_types);
905 	attr->vdpa.valid = !!(general_obj_types_supported &
906 			      MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q);
907 	attr->vdpa.queue_counters_valid =
908 			!!(general_obj_types_supported &
909 			   MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS);
910 	attr->parse_graph_flex_node =
911 			!!(general_obj_types_supported &
912 			   MLX5_GENERAL_OBJ_TYPES_CAP_PARSE_GRAPH_FLEX_NODE);
913 	attr->flow_hit_aso = !!(general_obj_types_supported &
914 				MLX5_GENERAL_OBJ_TYPES_CAP_FLOW_HIT_ASO);
915 	attr->geneve_tlv_opt = !!(general_obj_types_supported &
916 				  MLX5_GENERAL_OBJ_TYPES_CAP_GENEVE_TLV_OPT);
917 	attr->dek = !!(general_obj_types_supported &
918 		       MLX5_GENERAL_OBJ_TYPES_CAP_DEK);
919 	attr->import_kek = !!(general_obj_types_supported &
920 			      MLX5_GENERAL_OBJ_TYPES_CAP_IMPORT_KEK);
921 	attr->credential = !!(general_obj_types_supported &
922 			      MLX5_GENERAL_OBJ_TYPES_CAP_CREDENTIAL);
923 	attr->crypto_login = !!(general_obj_types_supported &
924 				MLX5_GENERAL_OBJ_TYPES_CAP_CRYPTO_LOGIN);
925 	/* Add reading of other GENERAL_OBJ_TYPES_CAP bits above this line. */
926 	attr->log_max_cq = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq);
927 	attr->log_max_qp = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp);
928 	attr->log_max_cq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_cq_sz);
929 	attr->log_max_qp_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_qp_sz);
930 	attr->log_max_mrw_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_mrw_sz);
931 	attr->log_max_pd = MLX5_GET(cmd_hca_cap, hcattr, log_max_pd);
932 	attr->log_max_srq = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq);
933 	attr->log_max_srq_sz = MLX5_GET(cmd_hca_cap, hcattr, log_max_srq_sz);
934 	attr->reg_c_preserve =
935 		MLX5_GET(cmd_hca_cap, hcattr, reg_c_preserve);
936 	attr->mmo_regex_qp_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_qp);
937 	attr->mmo_regex_sq_en = MLX5_GET(cmd_hca_cap, hcattr, regexp_mmo_sq);
938 	attr->mmo_dma_sq_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_sq);
939 	attr->mmo_compress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
940 			compress_mmo_sq);
941 	attr->mmo_decompress_sq_en = MLX5_GET(cmd_hca_cap, hcattr,
942 			decompress_mmo_sq);
943 	attr->mmo_dma_qp_en = MLX5_GET(cmd_hca_cap, hcattr, dma_mmo_qp);
944 	attr->mmo_compress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
945 			compress_mmo_qp);
946 	attr->mmo_decompress_qp_en = MLX5_GET(cmd_hca_cap, hcattr,
947 			decompress_mmo_qp);
948 	attr->compress_min_block_size = MLX5_GET(cmd_hca_cap, hcattr,
949 						 compress_min_block_size);
950 	attr->log_max_mmo_dma = MLX5_GET(cmd_hca_cap, hcattr, log_dma_mmo_size);
951 	attr->log_max_mmo_compress = MLX5_GET(cmd_hca_cap, hcattr,
952 					      log_compress_mmo_size);
953 	attr->log_max_mmo_decompress = MLX5_GET(cmd_hca_cap, hcattr,
954 						log_decompress_mmo_size);
955 	attr->cqe_compression = MLX5_GET(cmd_hca_cap, hcattr, cqe_compression);
956 	attr->mini_cqe_resp_flow_tag = MLX5_GET(cmd_hca_cap, hcattr,
957 						mini_cqe_resp_flow_tag);
958 	attr->mini_cqe_resp_l3_l4_tag = MLX5_GET(cmd_hca_cap, hcattr,
959 						 mini_cqe_resp_l3_l4_tag);
960 	attr->umr_indirect_mkey_disabled =
961 		MLX5_GET(cmd_hca_cap, hcattr, umr_indirect_mkey_disabled);
962 	attr->umr_modify_entity_size_disabled =
963 		MLX5_GET(cmd_hca_cap, hcattr, umr_modify_entity_size_disabled);
964 	attr->wait_on_time = MLX5_GET(cmd_hca_cap, hcattr, wait_on_time);
965 	attr->crypto = MLX5_GET(cmd_hca_cap, hcattr, crypto);
966 	attr->ct_offload = !!(MLX5_GET64(cmd_hca_cap, hcattr,
967 					 general_obj_types) &
968 			      MLX5_GENERAL_OBJ_TYPES_CAP_CONN_TRACK_OFFLOAD);
969 	attr->rq_delay_drop = MLX5_GET(cmd_hca_cap, hcattr, rq_delay_drop);
970 	if (attr->crypto) {
971 		attr->aes_xts = MLX5_GET(cmd_hca_cap, hcattr, aes_xts);
972 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
973 				MLX5_GET_HCA_CAP_OP_MOD_CRYPTO |
974 				MLX5_HCA_CAP_OPMOD_GET_CUR);
975 		if (!hcattr)
976 			return -1;
977 		attr->crypto_wrapped_import_method = !!(MLX5_GET(crypto_caps,
978 						hcattr, wrapped_import_method)
979 						& 1 << 2);
980 	}
981 	if (hca_cap_2_sup) {
982 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
983 				MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 |
984 				MLX5_HCA_CAP_OPMOD_GET_CUR);
985 		if (!hcattr) {
986 			DRV_LOG(DEBUG,
987 				"Failed to query DevX HCA capabilities 2.");
988 			return rc;
989 		}
990 		attr->log_min_stride_wqe_sz = MLX5_GET(cmd_hca_cap_2, hcattr,
991 						       log_min_stride_wqe_sz);
992 	}
993 	if (attr->log_min_stride_wqe_sz == 0)
994 		attr->log_min_stride_wqe_sz = MLX5_MPRQ_LOG_MIN_STRIDE_WQE_SIZE;
995 	if (attr->qos.sup) {
996 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
997 				MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP |
998 				MLX5_HCA_CAP_OPMOD_GET_CUR);
999 		if (!hcattr) {
1000 			DRV_LOG(DEBUG, "Failed to query devx QOS capabilities");
1001 			return rc;
1002 		}
1003 		attr->qos.flow_meter_old =
1004 				MLX5_GET(qos_cap, hcattr, flow_meter_old);
1005 		attr->qos.log_max_flow_meter =
1006 				MLX5_GET(qos_cap, hcattr, log_max_flow_meter);
1007 		attr->qos.flow_meter_reg_c_ids =
1008 				MLX5_GET(qos_cap, hcattr, flow_meter_reg_id);
1009 		attr->qos.flow_meter =
1010 				MLX5_GET(qos_cap, hcattr, flow_meter);
1011 		attr->qos.packet_pacing =
1012 				MLX5_GET(qos_cap, hcattr, packet_pacing);
1013 		attr->qos.wqe_rate_pp =
1014 				MLX5_GET(qos_cap, hcattr, wqe_rate_pp);
1015 		if (attr->qos.flow_meter_aso_sup) {
1016 			attr->qos.log_meter_aso_granularity =
1017 				MLX5_GET(qos_cap, hcattr,
1018 					log_meter_aso_granularity);
1019 			attr->qos.log_meter_aso_max_alloc =
1020 				MLX5_GET(qos_cap, hcattr,
1021 					log_meter_aso_max_alloc);
1022 			attr->qos.log_max_num_meter_aso =
1023 				MLX5_GET(qos_cap, hcattr,
1024 					log_max_num_meter_aso);
1025 		}
1026 	}
1027 	/*
1028 	 * Flex item support needs max_num_prog_sample_field
1029 	 * from the Capabilities 2 table for PARSE_GRAPH_NODE
1030 	 */
1031 	if (attr->parse_graph_flex_node) {
1032 		rc = mlx5_devx_cmd_query_hca_parse_graph_node_cap
1033 			(ctx, &attr->flex);
1034 		if (rc)
1035 			return -1;
1036 	}
1037 	if (attr->vdpa.valid)
1038 		mlx5_devx_cmd_query_hca_vdpa_attr(ctx, &attr->vdpa);
1039 	if (!attr->eth_net_offloads)
1040 		return 0;
1041 	/* Query Flow Sampler Capability From FLow Table Properties Layout. */
1042 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1043 			MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE |
1044 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1045 	if (!hcattr) {
1046 		attr->log_max_ft_sampler_num = 0;
1047 		return rc;
1048 	}
1049 	attr->log_max_ft_sampler_num = MLX5_GET
1050 		(flow_table_nic_cap, hcattr,
1051 		 flow_table_properties_nic_receive.log_max_ft_sampler_num);
1052 	attr->flow.tunnel_header_0_1 = MLX5_GET
1053 		(flow_table_nic_cap, hcattr,
1054 		 ft_field_support_2_nic_receive.tunnel_header_0_1);
1055 	attr->flow.tunnel_header_2_3 = MLX5_GET
1056 		(flow_table_nic_cap, hcattr,
1057 		 ft_field_support_2_nic_receive.tunnel_header_2_3);
1058 	attr->modify_outer_ip_ecn = MLX5_GET
1059 		(flow_table_nic_cap, hcattr,
1060 		 ft_header_modify_nic_receive.outer_ip_ecn);
1061 	attr->pkt_integrity_match = mlx5_devx_query_pkt_integrity_match(hcattr);
1062 	attr->inner_ipv4_ihl = MLX5_GET
1063 		(flow_table_nic_cap, hcattr,
1064 		 ft_field_support_2_nic_receive.inner_ipv4_ihl);
1065 	attr->outer_ipv4_ihl = MLX5_GET
1066 		(flow_table_nic_cap, hcattr,
1067 		 ft_field_support_2_nic_receive.outer_ipv4_ihl);
1068 	/* Query HCA offloads for Ethernet protocol. */
1069 	hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1070 			MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS |
1071 			MLX5_HCA_CAP_OPMOD_GET_CUR);
1072 	if (!hcattr) {
1073 		attr->eth_net_offloads = 0;
1074 		return rc;
1075 	}
1076 	attr->wqe_vlan_insert = MLX5_GET(per_protocol_networking_offload_caps,
1077 					 hcattr, wqe_vlan_insert);
1078 	attr->csum_cap = MLX5_GET(per_protocol_networking_offload_caps,
1079 					 hcattr, csum_cap);
1080 	attr->vlan_cap = MLX5_GET(per_protocol_networking_offload_caps,
1081 					 hcattr, vlan_cap);
1082 	attr->lro_cap = MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1083 				 lro_cap);
1084 	attr->max_lso_cap = MLX5_GET(per_protocol_networking_offload_caps,
1085 				 hcattr, max_lso_cap);
1086 	attr->scatter_fcs = MLX5_GET(per_protocol_networking_offload_caps,
1087 				 hcattr, scatter_fcs);
1088 	attr->tunnel_lro_gre = MLX5_GET(per_protocol_networking_offload_caps,
1089 					hcattr, tunnel_lro_gre);
1090 	attr->tunnel_lro_vxlan = MLX5_GET(per_protocol_networking_offload_caps,
1091 					  hcattr, tunnel_lro_vxlan);
1092 	attr->swp = MLX5_GET(per_protocol_networking_offload_caps,
1093 					  hcattr, swp);
1094 	attr->tunnel_stateless_gre =
1095 				MLX5_GET(per_protocol_networking_offload_caps,
1096 					  hcattr, tunnel_stateless_gre);
1097 	attr->tunnel_stateless_vxlan =
1098 				MLX5_GET(per_protocol_networking_offload_caps,
1099 					  hcattr, tunnel_stateless_vxlan);
1100 	attr->swp_csum = MLX5_GET(per_protocol_networking_offload_caps,
1101 					  hcattr, swp_csum);
1102 	attr->swp_lso = MLX5_GET(per_protocol_networking_offload_caps,
1103 					  hcattr, swp_lso);
1104 	attr->lro_max_msg_sz_mode = MLX5_GET
1105 					(per_protocol_networking_offload_caps,
1106 					 hcattr, lro_max_msg_sz_mode);
1107 	for (i = 0 ; i < MLX5_LRO_NUM_SUPP_PERIODS ; i++) {
1108 		attr->lro_timer_supported_periods[i] =
1109 			MLX5_GET(per_protocol_networking_offload_caps, hcattr,
1110 				 lro_timer_supported_periods[i]);
1111 	}
1112 	attr->lro_min_mss_size = MLX5_GET(per_protocol_networking_offload_caps,
1113 					  hcattr, lro_min_mss_size);
1114 	attr->tunnel_stateless_geneve_rx =
1115 			    MLX5_GET(per_protocol_networking_offload_caps,
1116 				     hcattr, tunnel_stateless_geneve_rx);
1117 	attr->geneve_max_opt_len =
1118 		    MLX5_GET(per_protocol_networking_offload_caps,
1119 			     hcattr, max_geneve_opt_len);
1120 	attr->wqe_inline_mode = MLX5_GET(per_protocol_networking_offload_caps,
1121 					 hcattr, wqe_inline_mode);
1122 	attr->tunnel_stateless_gtp = MLX5_GET
1123 					(per_protocol_networking_offload_caps,
1124 					 hcattr, tunnel_stateless_gtp);
1125 	attr->rss_ind_tbl_cap = MLX5_GET
1126 					(per_protocol_networking_offload_caps,
1127 					 hcattr, rss_ind_tbl_cap);
1128 	/* Query HCA attribute for ROCE. */
1129 	if (attr->roce) {
1130 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1131 				MLX5_GET_HCA_CAP_OP_MOD_ROCE |
1132 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1133 		if (!hcattr) {
1134 			DRV_LOG(DEBUG,
1135 				"Failed to query devx HCA ROCE capabilities");
1136 			return rc;
1137 		}
1138 		attr->qp_ts_format = MLX5_GET(roce_caps, hcattr, qp_ts_format);
1139 	}
1140 	if (attr->eth_virt &&
1141 	    attr->wqe_inline_mode == MLX5_CAP_INLINE_MODE_VPORT_CONTEXT) {
1142 		rc = mlx5_devx_cmd_query_nic_vport_context(ctx, 0, attr);
1143 		if (rc) {
1144 			attr->eth_virt = 0;
1145 			goto error;
1146 		}
1147 	}
1148 	if (attr->eswitch_manager) {
1149 		hcattr = mlx5_devx_get_hca_cap(ctx, in, out, &rc,
1150 				MLX5_SET_HCA_CAP_OP_MOD_ESW |
1151 				MLX5_HCA_CAP_OPMOD_GET_CUR);
1152 		if (!hcattr)
1153 			return rc;
1154 		attr->esw_mgr_vport_id_valid =
1155 			MLX5_GET(esw_cap, hcattr,
1156 				 esw_manager_vport_number_valid);
1157 		attr->esw_mgr_vport_id =
1158 			MLX5_GET(esw_cap, hcattr, esw_manager_vport_number);
1159 	}
1160 	return 0;
1161 error:
1162 	rc = (rc > 0) ? -rc : rc;
1163 	return rc;
1164 }
1165 
1166 /**
1167  * Query TIS transport domain from QP verbs object using DevX API.
1168  *
1169  * @param[in] qp
1170  *   Pointer to verbs QP returned by ibv_create_qp .
1171  * @param[in] tis_num
1172  *   TIS number of TIS to query.
1173  * @param[out] tis_td
1174  *   Pointer to TIS transport domain variable, to be set by the routine.
1175  *
1176  * @return
1177  *   0 on success, a negative value otherwise.
1178  */
1179 int
1180 mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
1181 			      uint32_t *tis_td)
1182 {
1183 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
1184 	uint32_t in[MLX5_ST_SZ_DW(query_tis_in)] = {0};
1185 	uint32_t out[MLX5_ST_SZ_DW(query_tis_out)] = {0};
1186 	int rc;
1187 	void *tis_ctx;
1188 
1189 	MLX5_SET(query_tis_in, in, opcode, MLX5_CMD_OP_QUERY_TIS);
1190 	MLX5_SET(query_tis_in, in, tisn, tis_num);
1191 	rc = mlx5_glue->devx_qp_query(qp, in, sizeof(in), out, sizeof(out));
1192 	if (rc) {
1193 		DRV_LOG(ERR, "Failed to query QP using DevX");
1194 		return -rc;
1195 	};
1196 	tis_ctx = MLX5_ADDR_OF(query_tis_out, out, tis_context);
1197 	*tis_td = MLX5_GET(tisc, tis_ctx, transport_domain);
1198 	return 0;
1199 #else
1200 	(void)qp;
1201 	(void)tis_num;
1202 	(void)tis_td;
1203 	return -ENOTSUP;
1204 #endif
1205 }
1206 
1207 /**
1208  * Fill WQ data for DevX API command.
1209  * Utility function for use when creating DevX objects containing a WQ.
1210  *
1211  * @param[in] wq_ctx
1212  *   Pointer to WQ context to fill with data.
1213  * @param [in] wq_attr
1214  *   Pointer to WQ attributes structure to fill in WQ context.
1215  */
1216 static void
1217 devx_cmd_fill_wq_data(void *wq_ctx, struct mlx5_devx_wq_attr *wq_attr)
1218 {
1219 	MLX5_SET(wq, wq_ctx, wq_type, wq_attr->wq_type);
1220 	MLX5_SET(wq, wq_ctx, wq_signature, wq_attr->wq_signature);
1221 	MLX5_SET(wq, wq_ctx, end_padding_mode, wq_attr->end_padding_mode);
1222 	MLX5_SET(wq, wq_ctx, cd_slave, wq_attr->cd_slave);
1223 	MLX5_SET(wq, wq_ctx, hds_skip_first_sge, wq_attr->hds_skip_first_sge);
1224 	MLX5_SET(wq, wq_ctx, log2_hds_buf_size, wq_attr->log2_hds_buf_size);
1225 	MLX5_SET(wq, wq_ctx, page_offset, wq_attr->page_offset);
1226 	MLX5_SET(wq, wq_ctx, lwm, wq_attr->lwm);
1227 	MLX5_SET(wq, wq_ctx, pd, wq_attr->pd);
1228 	MLX5_SET(wq, wq_ctx, uar_page, wq_attr->uar_page);
1229 	MLX5_SET64(wq, wq_ctx, dbr_addr, wq_attr->dbr_addr);
1230 	MLX5_SET(wq, wq_ctx, hw_counter, wq_attr->hw_counter);
1231 	MLX5_SET(wq, wq_ctx, sw_counter, wq_attr->sw_counter);
1232 	MLX5_SET(wq, wq_ctx, log_wq_stride, wq_attr->log_wq_stride);
1233 	if (wq_attr->log_wq_pg_sz > MLX5_ADAPTER_PAGE_SHIFT)
1234 		MLX5_SET(wq, wq_ctx, log_wq_pg_sz,
1235 			 wq_attr->log_wq_pg_sz - MLX5_ADAPTER_PAGE_SHIFT);
1236 	MLX5_SET(wq, wq_ctx, log_wq_sz, wq_attr->log_wq_sz);
1237 	MLX5_SET(wq, wq_ctx, dbr_umem_valid, wq_attr->dbr_umem_valid);
1238 	MLX5_SET(wq, wq_ctx, wq_umem_valid, wq_attr->wq_umem_valid);
1239 	MLX5_SET(wq, wq_ctx, log_hairpin_num_packets,
1240 		 wq_attr->log_hairpin_num_packets);
1241 	MLX5_SET(wq, wq_ctx, log_hairpin_data_sz, wq_attr->log_hairpin_data_sz);
1242 	MLX5_SET(wq, wq_ctx, single_wqe_log_num_of_strides,
1243 		 wq_attr->single_wqe_log_num_of_strides);
1244 	MLX5_SET(wq, wq_ctx, two_byte_shift_en, wq_attr->two_byte_shift_en);
1245 	MLX5_SET(wq, wq_ctx, single_stride_log_num_of_bytes,
1246 		 wq_attr->single_stride_log_num_of_bytes);
1247 	MLX5_SET(wq, wq_ctx, dbr_umem_id, wq_attr->dbr_umem_id);
1248 	MLX5_SET(wq, wq_ctx, wq_umem_id, wq_attr->wq_umem_id);
1249 	MLX5_SET64(wq, wq_ctx, wq_umem_offset, wq_attr->wq_umem_offset);
1250 }
1251 
1252 /**
1253  * Create RQ using DevX API.
1254  *
1255  * @param[in] ctx
1256  *   Context returned from mlx5 open_device() glue function.
1257  * @param [in] rq_attr
1258  *   Pointer to create RQ attributes structure.
1259  * @param [in] socket
1260  *   CPU socket ID for allocations.
1261  *
1262  * @return
1263  *   The DevX object created, NULL otherwise and rte_errno is set.
1264  */
1265 struct mlx5_devx_obj *
1266 mlx5_devx_cmd_create_rq(void *ctx,
1267 			struct mlx5_devx_create_rq_attr *rq_attr,
1268 			int socket)
1269 {
1270 	uint32_t in[MLX5_ST_SZ_DW(create_rq_in)] = {0};
1271 	uint32_t out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
1272 	void *rq_ctx, *wq_ctx;
1273 	struct mlx5_devx_wq_attr *wq_attr;
1274 	struct mlx5_devx_obj *rq = NULL;
1275 
1276 	rq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rq), 0, socket);
1277 	if (!rq) {
1278 		DRV_LOG(ERR, "Failed to allocate RQ data");
1279 		rte_errno = ENOMEM;
1280 		return NULL;
1281 	}
1282 	MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
1283 	rq_ctx = MLX5_ADDR_OF(create_rq_in, in, ctx);
1284 	MLX5_SET(rqc, rq_ctx, rlky, rq_attr->rlky);
1285 	MLX5_SET(rqc, rq_ctx, delay_drop_en, rq_attr->delay_drop_en);
1286 	MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1287 	MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1288 	MLX5_SET(rqc, rq_ctx, mem_rq_type, rq_attr->mem_rq_type);
1289 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1290 	MLX5_SET(rqc, rq_ctx, flush_in_error_en, rq_attr->flush_in_error_en);
1291 	MLX5_SET(rqc, rq_ctx, hairpin, rq_attr->hairpin);
1292 	MLX5_SET(rqc, rq_ctx, user_index, rq_attr->user_index);
1293 	MLX5_SET(rqc, rq_ctx, cqn, rq_attr->cqn);
1294 	MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1295 	MLX5_SET(rqc, rq_ctx, rmpn, rq_attr->rmpn);
1296 	MLX5_SET(sqc, rq_ctx, ts_format, rq_attr->ts_format);
1297 	wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1298 	wq_attr = &rq_attr->wq_attr;
1299 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1300 	rq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1301 						  out, sizeof(out));
1302 	if (!rq->obj) {
1303 		DEVX_DRV_LOG(ERR, out, "create RQ", NULL, 0);
1304 		mlx5_free(rq);
1305 		return NULL;
1306 	}
1307 	rq->id = MLX5_GET(create_rq_out, out, rqn);
1308 	return rq;
1309 }
1310 
1311 /**
1312  * Modify RQ using DevX API.
1313  *
1314  * @param[in] rq
1315  *   Pointer to RQ object structure.
1316  * @param [in] rq_attr
1317  *   Pointer to modify RQ attributes structure.
1318  *
1319  * @return
1320  *   0 on success, a negative errno value otherwise and rte_errno is set.
1321  */
1322 int
1323 mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
1324 			struct mlx5_devx_modify_rq_attr *rq_attr)
1325 {
1326 	uint32_t in[MLX5_ST_SZ_DW(modify_rq_in)] = {0};
1327 	uint32_t out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
1328 	void *rq_ctx, *wq_ctx;
1329 	int ret;
1330 
1331 	MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
1332 	MLX5_SET(modify_rq_in, in, rq_state, rq_attr->rq_state);
1333 	MLX5_SET(modify_rq_in, in, rqn, rq->id);
1334 	MLX5_SET64(modify_rq_in, in, modify_bitmask, rq_attr->modify_bitmask);
1335 	rq_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1336 	MLX5_SET(rqc, rq_ctx, state, rq_attr->state);
1337 	if (rq_attr->modify_bitmask &
1338 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS)
1339 		MLX5_SET(rqc, rq_ctx, scatter_fcs, rq_attr->scatter_fcs);
1340 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD)
1341 		MLX5_SET(rqc, rq_ctx, vsd, rq_attr->vsd);
1342 	if (rq_attr->modify_bitmask &
1343 			MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID)
1344 		MLX5_SET(rqc, rq_ctx, counter_set_id, rq_attr->counter_set_id);
1345 	MLX5_SET(rqc, rq_ctx, hairpin_peer_sq, rq_attr->hairpin_peer_sq);
1346 	MLX5_SET(rqc, rq_ctx, hairpin_peer_vhca, rq_attr->hairpin_peer_vhca);
1347 	if (rq_attr->modify_bitmask & MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM) {
1348 		wq_ctx = MLX5_ADDR_OF(rqc, rq_ctx, wq);
1349 		MLX5_SET(wq, wq_ctx, lwm, rq_attr->lwm);
1350 	}
1351 	ret = mlx5_glue->devx_obj_modify(rq->obj, in, sizeof(in),
1352 					 out, sizeof(out));
1353 	if (ret) {
1354 		DRV_LOG(ERR, "Failed to modify RQ using DevX");
1355 		rte_errno = errno;
1356 		return -errno;
1357 	}
1358 	return ret;
1359 }
1360 
1361 /**
1362  * Create RMP using DevX API.
1363  *
1364  * @param[in] ctx
1365  *   Context returned from mlx5 open_device() glue function.
1366  * @param [in] rmp_attr
1367  *   Pointer to create RMP attributes structure.
1368  * @param [in] socket
1369  *   CPU socket ID for allocations.
1370  *
1371  * @return
1372  *   The DevX object created, NULL otherwise and rte_errno is set.
1373  */
1374 struct mlx5_devx_obj *
1375 mlx5_devx_cmd_create_rmp(void *ctx,
1376 			 struct mlx5_devx_create_rmp_attr *rmp_attr,
1377 			 int socket)
1378 {
1379 	uint32_t in[MLX5_ST_SZ_DW(create_rmp_in)] = {0};
1380 	uint32_t out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
1381 	void *rmp_ctx, *wq_ctx;
1382 	struct mlx5_devx_wq_attr *wq_attr;
1383 	struct mlx5_devx_obj *rmp = NULL;
1384 
1385 	rmp = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rmp), 0, socket);
1386 	if (!rmp) {
1387 		DRV_LOG(ERR, "Failed to allocate RMP data");
1388 		rte_errno = ENOMEM;
1389 		return NULL;
1390 	}
1391 	MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
1392 	rmp_ctx = MLX5_ADDR_OF(create_rmp_in, in, ctx);
1393 	MLX5_SET(rmpc, rmp_ctx, state, rmp_attr->state);
1394 	MLX5_SET(rmpc, rmp_ctx, basic_cyclic_rcv_wqe,
1395 		 rmp_attr->basic_cyclic_rcv_wqe);
1396 	wq_ctx = MLX5_ADDR_OF(rmpc, rmp_ctx, wq);
1397 	wq_attr = &rmp_attr->wq_attr;
1398 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1399 	rmp->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1400 					      sizeof(out));
1401 	if (!rmp->obj) {
1402 		DEVX_DRV_LOG(ERR, out, "create RMP", NULL, 0);
1403 		mlx5_free(rmp);
1404 		return NULL;
1405 	}
1406 	rmp->id = MLX5_GET(create_rmp_out, out, rmpn);
1407 	return rmp;
1408 }
1409 
1410 /*
1411  * Create TIR using DevX API.
1412  *
1413  * @param[in] ctx
1414  *  Context returned from mlx5 open_device() glue function.
1415  * @param [in] tir_attr
1416  *   Pointer to TIR attributes structure.
1417  *
1418  * @return
1419  *   The DevX object created, NULL otherwise and rte_errno is set.
1420  */
1421 struct mlx5_devx_obj *
1422 mlx5_devx_cmd_create_tir(void *ctx,
1423 			 struct mlx5_devx_tir_attr *tir_attr)
1424 {
1425 	uint32_t in[MLX5_ST_SZ_DW(create_tir_in)] = {0};
1426 	uint32_t out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
1427 	void *tir_ctx, *outer, *inner, *rss_key;
1428 	struct mlx5_devx_obj *tir = NULL;
1429 
1430 	tir = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tir), 0, SOCKET_ID_ANY);
1431 	if (!tir) {
1432 		DRV_LOG(ERR, "Failed to allocate TIR data");
1433 		rte_errno = ENOMEM;
1434 		return NULL;
1435 	}
1436 	MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
1437 	tir_ctx = MLX5_ADDR_OF(create_tir_in, in, ctx);
1438 	MLX5_SET(tirc, tir_ctx, disp_type, tir_attr->disp_type);
1439 	MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1440 		 tir_attr->lro_timeout_period_usecs);
1441 	MLX5_SET(tirc, tir_ctx, lro_enable_mask, tir_attr->lro_enable_mask);
1442 	MLX5_SET(tirc, tir_ctx, lro_max_msg_sz, tir_attr->lro_max_msg_sz);
1443 	MLX5_SET(tirc, tir_ctx, inline_rqn, tir_attr->inline_rqn);
1444 	MLX5_SET(tirc, tir_ctx, rx_hash_symmetric, tir_attr->rx_hash_symmetric);
1445 	MLX5_SET(tirc, tir_ctx, tunneled_offload_en,
1446 		 tir_attr->tunneled_offload_en);
1447 	MLX5_SET(tirc, tir_ctx, indirect_table, tir_attr->indirect_table);
1448 	MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1449 	MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1450 	MLX5_SET(tirc, tir_ctx, transport_domain, tir_attr->transport_domain);
1451 	rss_key = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_toeplitz_key);
1452 	memcpy(rss_key, tir_attr->rx_hash_toeplitz_key, MLX5_RSS_HASH_KEY_LEN);
1453 	outer = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_outer);
1454 	MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1455 		 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1456 	MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1457 		 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1458 	MLX5_SET(rx_hash_field_select, outer, selected_fields,
1459 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1460 	inner = MLX5_ADDR_OF(tirc, tir_ctx, rx_hash_field_selector_inner);
1461 	MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1462 		 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1463 	MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1464 		 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1465 	MLX5_SET(rx_hash_field_select, inner, selected_fields,
1466 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1467 	tir->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1468 						   out, sizeof(out));
1469 	if (!tir->obj) {
1470 		DEVX_DRV_LOG(ERR, out, "create TIR", NULL, 0);
1471 		mlx5_free(tir);
1472 		return NULL;
1473 	}
1474 	tir->id = MLX5_GET(create_tir_out, out, tirn);
1475 	return tir;
1476 }
1477 
1478 /**
1479  * Modify TIR using DevX API.
1480  *
1481  * @param[in] tir
1482  *   Pointer to TIR DevX object structure.
1483  * @param [in] modify_tir_attr
1484  *   Pointer to TIR modification attributes structure.
1485  *
1486  * @return
1487  *   0 on success, a negative errno value otherwise and rte_errno is set.
1488  */
1489 int
1490 mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
1491 			 struct mlx5_devx_modify_tir_attr *modify_tir_attr)
1492 {
1493 	struct mlx5_devx_tir_attr *tir_attr = &modify_tir_attr->tir;
1494 	uint32_t in[MLX5_ST_SZ_DW(modify_tir_in)] = {0};
1495 	uint32_t out[MLX5_ST_SZ_DW(modify_tir_out)] = {0};
1496 	void *tir_ctx;
1497 	int ret;
1498 
1499 	MLX5_SET(modify_tir_in, in, opcode, MLX5_CMD_OP_MODIFY_TIR);
1500 	MLX5_SET(modify_tir_in, in, tirn, modify_tir_attr->tirn);
1501 	MLX5_SET64(modify_tir_in, in, modify_bitmask,
1502 		   modify_tir_attr->modify_bitmask);
1503 	tir_ctx = MLX5_ADDR_OF(modify_rq_in, in, ctx);
1504 	if (modify_tir_attr->modify_bitmask &
1505 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_LRO) {
1506 		MLX5_SET(tirc, tir_ctx, lro_timeout_period_usecs,
1507 			 tir_attr->lro_timeout_period_usecs);
1508 		MLX5_SET(tirc, tir_ctx, lro_enable_mask,
1509 			 tir_attr->lro_enable_mask);
1510 		MLX5_SET(tirc, tir_ctx, lro_max_msg_sz,
1511 			 tir_attr->lro_max_msg_sz);
1512 	}
1513 	if (modify_tir_attr->modify_bitmask &
1514 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_INDIRECT_TABLE)
1515 		MLX5_SET(tirc, tir_ctx, indirect_table,
1516 			 tir_attr->indirect_table);
1517 	if (modify_tir_attr->modify_bitmask &
1518 			MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_HASH) {
1519 		int i;
1520 		void *outer, *inner;
1521 
1522 		MLX5_SET(tirc, tir_ctx, rx_hash_symmetric,
1523 			 tir_attr->rx_hash_symmetric);
1524 		MLX5_SET(tirc, tir_ctx, rx_hash_fn, tir_attr->rx_hash_fn);
1525 		for (i = 0; i < 10; i++) {
1526 			MLX5_SET(tirc, tir_ctx, rx_hash_toeplitz_key[i],
1527 				 tir_attr->rx_hash_toeplitz_key[i]);
1528 		}
1529 		outer = MLX5_ADDR_OF(tirc, tir_ctx,
1530 				     rx_hash_field_selector_outer);
1531 		MLX5_SET(rx_hash_field_select, outer, l3_prot_type,
1532 			 tir_attr->rx_hash_field_selector_outer.l3_prot_type);
1533 		MLX5_SET(rx_hash_field_select, outer, l4_prot_type,
1534 			 tir_attr->rx_hash_field_selector_outer.l4_prot_type);
1535 		MLX5_SET
1536 		(rx_hash_field_select, outer, selected_fields,
1537 		 tir_attr->rx_hash_field_selector_outer.selected_fields);
1538 		inner = MLX5_ADDR_OF(tirc, tir_ctx,
1539 				     rx_hash_field_selector_inner);
1540 		MLX5_SET(rx_hash_field_select, inner, l3_prot_type,
1541 			 tir_attr->rx_hash_field_selector_inner.l3_prot_type);
1542 		MLX5_SET(rx_hash_field_select, inner, l4_prot_type,
1543 			 tir_attr->rx_hash_field_selector_inner.l4_prot_type);
1544 		MLX5_SET
1545 		(rx_hash_field_select, inner, selected_fields,
1546 		 tir_attr->rx_hash_field_selector_inner.selected_fields);
1547 	}
1548 	if (modify_tir_attr->modify_bitmask &
1549 	    MLX5_MODIFY_TIR_IN_MODIFY_BITMASK_SELF_LB_EN) {
1550 		MLX5_SET(tirc, tir_ctx, self_lb_block, tir_attr->self_lb_block);
1551 	}
1552 	ret = mlx5_glue->devx_obj_modify(tir->obj, in, sizeof(in),
1553 					 out, sizeof(out));
1554 	if (ret) {
1555 		DRV_LOG(ERR, "Failed to modify TIR using DevX");
1556 		rte_errno = errno;
1557 		return -errno;
1558 	}
1559 	return ret;
1560 }
1561 
1562 /**
1563  * Create RQT using DevX API.
1564  *
1565  * @param[in] ctx
1566  *   Context returned from mlx5 open_device() glue function.
1567  * @param [in] rqt_attr
1568  *   Pointer to RQT attributes structure.
1569  *
1570  * @return
1571  *   The DevX object created, NULL otherwise and rte_errno is set.
1572  */
1573 struct mlx5_devx_obj *
1574 mlx5_devx_cmd_create_rqt(void *ctx,
1575 			 struct mlx5_devx_rqt_attr *rqt_attr)
1576 {
1577 	uint32_t *in = NULL;
1578 	uint32_t inlen = MLX5_ST_SZ_BYTES(create_rqt_in) +
1579 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1580 	uint32_t out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
1581 	void *rqt_ctx;
1582 	struct mlx5_devx_obj *rqt = NULL;
1583 	int i;
1584 
1585 	in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1586 	if (!in) {
1587 		DRV_LOG(ERR, "Failed to allocate RQT IN data");
1588 		rte_errno = ENOMEM;
1589 		return NULL;
1590 	}
1591 	rqt = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*rqt), 0, SOCKET_ID_ANY);
1592 	if (!rqt) {
1593 		DRV_LOG(ERR, "Failed to allocate RQT data");
1594 		rte_errno = ENOMEM;
1595 		mlx5_free(in);
1596 		return NULL;
1597 	}
1598 	MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
1599 	rqt_ctx = MLX5_ADDR_OF(create_rqt_in, in, rqt_context);
1600 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1601 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1602 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1603 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1604 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1605 	rqt->obj = mlx5_glue->devx_obj_create(ctx, in, inlen, out, sizeof(out));
1606 	mlx5_free(in);
1607 	if (!rqt->obj) {
1608 		DEVX_DRV_LOG(ERR, out, "create RQT", NULL, 0);
1609 		mlx5_free(rqt);
1610 		return NULL;
1611 	}
1612 	rqt->id = MLX5_GET(create_rqt_out, out, rqtn);
1613 	return rqt;
1614 }
1615 
1616 /**
1617  * Modify RQT using DevX API.
1618  *
1619  * @param[in] rqt
1620  *   Pointer to RQT DevX object structure.
1621  * @param [in] rqt_attr
1622  *   Pointer to RQT attributes structure.
1623  *
1624  * @return
1625  *   0 on success, a negative errno value otherwise and rte_errno is set.
1626  */
1627 int
1628 mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
1629 			 struct mlx5_devx_rqt_attr *rqt_attr)
1630 {
1631 	uint32_t inlen = MLX5_ST_SZ_BYTES(modify_rqt_in) +
1632 			 rqt_attr->rqt_actual_size * sizeof(uint32_t);
1633 	uint32_t out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
1634 	uint32_t *in = mlx5_malloc(MLX5_MEM_ZERO, inlen, 0, SOCKET_ID_ANY);
1635 	void *rqt_ctx;
1636 	int i;
1637 	int ret;
1638 
1639 	if (!in) {
1640 		DRV_LOG(ERR, "Failed to allocate RQT modify IN data.");
1641 		rte_errno = ENOMEM;
1642 		return -ENOMEM;
1643 	}
1644 	MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
1645 	MLX5_SET(modify_rqt_in, in, rqtn, rqt->id);
1646 	MLX5_SET64(modify_rqt_in, in, modify_bitmask, 0x1);
1647 	rqt_ctx = MLX5_ADDR_OF(modify_rqt_in, in, rqt_context);
1648 	MLX5_SET(rqtc, rqt_ctx, list_q_type, rqt_attr->rq_type);
1649 	MLX5_SET(rqtc, rqt_ctx, rqt_max_size, rqt_attr->rqt_max_size);
1650 	MLX5_SET(rqtc, rqt_ctx, rqt_actual_size, rqt_attr->rqt_actual_size);
1651 	for (i = 0; i < rqt_attr->rqt_actual_size; i++)
1652 		MLX5_SET(rqtc, rqt_ctx, rq_num[i], rqt_attr->rq_list[i]);
1653 	ret = mlx5_glue->devx_obj_modify(rqt->obj, in, inlen, out, sizeof(out));
1654 	mlx5_free(in);
1655 	if (ret) {
1656 		DRV_LOG(ERR, "Failed to modify RQT using DevX.");
1657 		rte_errno = errno;
1658 		return -rte_errno;
1659 	}
1660 	return ret;
1661 }
1662 
1663 /**
1664  * Create SQ using DevX API.
1665  *
1666  * @param[in] ctx
1667  *   Context returned from mlx5 open_device() glue function.
1668  * @param [in] sq_attr
1669  *   Pointer to SQ attributes structure.
1670  * @param [in] socket
1671  *   CPU socket ID for allocations.
1672  *
1673  * @return
1674  *   The DevX object created, NULL otherwise and rte_errno is set.
1675  **/
1676 struct mlx5_devx_obj *
1677 mlx5_devx_cmd_create_sq(void *ctx,
1678 			struct mlx5_devx_create_sq_attr *sq_attr)
1679 {
1680 	uint32_t in[MLX5_ST_SZ_DW(create_sq_in)] = {0};
1681 	uint32_t out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
1682 	void *sq_ctx;
1683 	void *wq_ctx;
1684 	struct mlx5_devx_wq_attr *wq_attr;
1685 	struct mlx5_devx_obj *sq = NULL;
1686 
1687 	sq = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*sq), 0, SOCKET_ID_ANY);
1688 	if (!sq) {
1689 		DRV_LOG(ERR, "Failed to allocate SQ data");
1690 		rte_errno = ENOMEM;
1691 		return NULL;
1692 	}
1693 	MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
1694 	sq_ctx = MLX5_ADDR_OF(create_sq_in, in, ctx);
1695 	MLX5_SET(sqc, sq_ctx, rlky, sq_attr->rlky);
1696 	MLX5_SET(sqc, sq_ctx, cd_master, sq_attr->cd_master);
1697 	MLX5_SET(sqc, sq_ctx, fre, sq_attr->fre);
1698 	MLX5_SET(sqc, sq_ctx, flush_in_error_en, sq_attr->flush_in_error_en);
1699 	MLX5_SET(sqc, sq_ctx, allow_multi_pkt_send_wqe,
1700 		 sq_attr->allow_multi_pkt_send_wqe);
1701 	MLX5_SET(sqc, sq_ctx, min_wqe_inline_mode,
1702 		 sq_attr->min_wqe_inline_mode);
1703 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1704 	MLX5_SET(sqc, sq_ctx, reg_umr, sq_attr->reg_umr);
1705 	MLX5_SET(sqc, sq_ctx, allow_swp, sq_attr->allow_swp);
1706 	MLX5_SET(sqc, sq_ctx, hairpin, sq_attr->hairpin);
1707 	MLX5_SET(sqc, sq_ctx, non_wire, sq_attr->non_wire);
1708 	MLX5_SET(sqc, sq_ctx, static_sq_wq, sq_attr->static_sq_wq);
1709 	MLX5_SET(sqc, sq_ctx, user_index, sq_attr->user_index);
1710 	MLX5_SET(sqc, sq_ctx, cqn, sq_attr->cqn);
1711 	MLX5_SET(sqc, sq_ctx, packet_pacing_rate_limit_index,
1712 		 sq_attr->packet_pacing_rate_limit_index);
1713 	MLX5_SET(sqc, sq_ctx, tis_lst_sz, sq_attr->tis_lst_sz);
1714 	MLX5_SET(sqc, sq_ctx, tis_num_0, sq_attr->tis_num);
1715 	MLX5_SET(sqc, sq_ctx, ts_format, sq_attr->ts_format);
1716 	wq_ctx = MLX5_ADDR_OF(sqc, sq_ctx, wq);
1717 	wq_attr = &sq_attr->wq_attr;
1718 	devx_cmd_fill_wq_data(wq_ctx, wq_attr);
1719 	sq->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1720 					     out, sizeof(out));
1721 	if (!sq->obj) {
1722 		DEVX_DRV_LOG(ERR, out, "create SQ", NULL, 0);
1723 		mlx5_free(sq);
1724 		return NULL;
1725 	}
1726 	sq->id = MLX5_GET(create_sq_out, out, sqn);
1727 	return sq;
1728 }
1729 
1730 /**
1731  * Modify SQ using DevX API.
1732  *
1733  * @param[in] sq
1734  *   Pointer to SQ object structure.
1735  * @param [in] sq_attr
1736  *   Pointer to SQ attributes structure.
1737  *
1738  * @return
1739  *   0 on success, a negative errno value otherwise and rte_errno is set.
1740  */
1741 int
1742 mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
1743 			struct mlx5_devx_modify_sq_attr *sq_attr)
1744 {
1745 	uint32_t in[MLX5_ST_SZ_DW(modify_sq_in)] = {0};
1746 	uint32_t out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
1747 	void *sq_ctx;
1748 	int ret;
1749 
1750 	MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
1751 	MLX5_SET(modify_sq_in, in, sq_state, sq_attr->sq_state);
1752 	MLX5_SET(modify_sq_in, in, sqn, sq->id);
1753 	sq_ctx = MLX5_ADDR_OF(modify_sq_in, in, ctx);
1754 	MLX5_SET(sqc, sq_ctx, state, sq_attr->state);
1755 	MLX5_SET(sqc, sq_ctx, hairpin_peer_rq, sq_attr->hairpin_peer_rq);
1756 	MLX5_SET(sqc, sq_ctx, hairpin_peer_vhca, sq_attr->hairpin_peer_vhca);
1757 	ret = mlx5_glue->devx_obj_modify(sq->obj, in, sizeof(in),
1758 					 out, sizeof(out));
1759 	if (ret) {
1760 		DRV_LOG(ERR, "Failed to modify SQ using DevX");
1761 		rte_errno = errno;
1762 		return -rte_errno;
1763 	}
1764 	return ret;
1765 }
1766 
1767 /**
1768  * Create TIS using DevX API.
1769  *
1770  * @param[in] ctx
1771  *   Context returned from mlx5 open_device() glue function.
1772  * @param [in] tis_attr
1773  *   Pointer to TIS attributes structure.
1774  *
1775  * @return
1776  *   The DevX object created, NULL otherwise and rte_errno is set.
1777  */
1778 struct mlx5_devx_obj *
1779 mlx5_devx_cmd_create_tis(void *ctx,
1780 			 struct mlx5_devx_tis_attr *tis_attr)
1781 {
1782 	uint32_t in[MLX5_ST_SZ_DW(create_tis_in)] = {0};
1783 	uint32_t out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
1784 	struct mlx5_devx_obj *tis = NULL;
1785 	void *tis_ctx;
1786 
1787 	tis = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*tis), 0, SOCKET_ID_ANY);
1788 	if (!tis) {
1789 		DRV_LOG(ERR, "Failed to allocate TIS object");
1790 		rte_errno = ENOMEM;
1791 		return NULL;
1792 	}
1793 	MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
1794 	tis_ctx = MLX5_ADDR_OF(create_tis_in, in, ctx);
1795 	MLX5_SET(tisc, tis_ctx, strict_lag_tx_port_affinity,
1796 		 tis_attr->strict_lag_tx_port_affinity);
1797 	MLX5_SET(tisc, tis_ctx, lag_tx_port_affinity,
1798 		 tis_attr->lag_tx_port_affinity);
1799 	MLX5_SET(tisc, tis_ctx, prio, tis_attr->prio);
1800 	MLX5_SET(tisc, tis_ctx, transport_domain,
1801 		 tis_attr->transport_domain);
1802 	tis->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1803 					      out, sizeof(out));
1804 	if (!tis->obj) {
1805 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
1806 		mlx5_free(tis);
1807 		return NULL;
1808 	}
1809 	tis->id = MLX5_GET(create_tis_out, out, tisn);
1810 	return tis;
1811 }
1812 
1813 /**
1814  * Create transport domain using DevX API.
1815  *
1816  * @param[in] ctx
1817  *   Context returned from mlx5 open_device() glue function.
1818  * @return
1819  *   The DevX object created, NULL otherwise and rte_errno is set.
1820  */
1821 struct mlx5_devx_obj *
1822 mlx5_devx_cmd_create_td(void *ctx)
1823 {
1824 	uint32_t in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
1825 	uint32_t out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
1826 	struct mlx5_devx_obj *td = NULL;
1827 
1828 	td = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*td), 0, SOCKET_ID_ANY);
1829 	if (!td) {
1830 		DRV_LOG(ERR, "Failed to allocate TD object");
1831 		rte_errno = ENOMEM;
1832 		return NULL;
1833 	}
1834 	MLX5_SET(alloc_transport_domain_in, in, opcode,
1835 		 MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
1836 	td->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
1837 					     out, sizeof(out));
1838 	if (!td->obj) {
1839 		DEVX_DRV_LOG(ERR, out, "create TIS", NULL, 0);
1840 		mlx5_free(td);
1841 		return NULL;
1842 	}
1843 	td->id = MLX5_GET(alloc_transport_domain_out, out,
1844 			   transport_domain);
1845 	return td;
1846 }
1847 
1848 /**
1849  * Dump all flows to file.
1850  *
1851  * @param[in] fdb_domain
1852  *   FDB domain.
1853  * @param[in] rx_domain
1854  *   RX domain.
1855  * @param[in] tx_domain
1856  *   TX domain.
1857  * @param[out] file
1858  *   Pointer to file stream.
1859  *
1860  * @return
1861  *   0 on success, a negative value otherwise.
1862  */
1863 int
1864 mlx5_devx_cmd_flow_dump(void *fdb_domain __rte_unused,
1865 			void *rx_domain __rte_unused,
1866 			void *tx_domain __rte_unused, FILE *file __rte_unused)
1867 {
1868 	int ret = 0;
1869 
1870 #ifdef HAVE_MLX5_DR_FLOW_DUMP
1871 	if (fdb_domain) {
1872 		ret = mlx5_glue->dr_dump_domain(file, fdb_domain);
1873 		if (ret)
1874 			return ret;
1875 	}
1876 	MLX5_ASSERT(rx_domain);
1877 	ret = mlx5_glue->dr_dump_domain(file, rx_domain);
1878 	if (ret)
1879 		return ret;
1880 	MLX5_ASSERT(tx_domain);
1881 	ret = mlx5_glue->dr_dump_domain(file, tx_domain);
1882 #else
1883 	ret = ENOTSUP;
1884 #endif
1885 	return -ret;
1886 }
1887 
1888 int
1889 mlx5_devx_cmd_flow_single_dump(void *rule_info __rte_unused,
1890 			FILE *file __rte_unused)
1891 {
1892 	int ret = 0;
1893 #ifdef HAVE_MLX5_DR_FLOW_DUMP_RULE
1894 	if (rule_info)
1895 		ret = mlx5_glue->dr_dump_rule(file, rule_info);
1896 #else
1897 	ret = ENOTSUP;
1898 #endif
1899 	return -ret;
1900 }
1901 
1902 /*
1903  * Create CQ using DevX API.
1904  *
1905  * @param[in] ctx
1906  *   Context returned from mlx5 open_device() glue function.
1907  * @param [in] attr
1908  *   Pointer to CQ attributes structure.
1909  *
1910  * @return
1911  *   The DevX object created, NULL otherwise and rte_errno is set.
1912  */
1913 struct mlx5_devx_obj *
1914 mlx5_devx_cmd_create_cq(void *ctx, struct mlx5_devx_cq_attr *attr)
1915 {
1916 	uint32_t in[MLX5_ST_SZ_DW(create_cq_in)] = {0};
1917 	uint32_t out[MLX5_ST_SZ_DW(create_cq_out)] = {0};
1918 	struct mlx5_devx_obj *cq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1919 						   sizeof(*cq_obj),
1920 						   0, SOCKET_ID_ANY);
1921 	void *cqctx = MLX5_ADDR_OF(create_cq_in, in, cq_context);
1922 
1923 	if (!cq_obj) {
1924 		DRV_LOG(ERR, "Failed to allocate CQ object memory.");
1925 		rte_errno = ENOMEM;
1926 		return NULL;
1927 	}
1928 	MLX5_SET(create_cq_in, in, opcode, MLX5_CMD_OP_CREATE_CQ);
1929 	if (attr->db_umem_valid) {
1930 		MLX5_SET(cqc, cqctx, dbr_umem_valid, attr->db_umem_valid);
1931 		MLX5_SET(cqc, cqctx, dbr_umem_id, attr->db_umem_id);
1932 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_umem_offset);
1933 	} else {
1934 		MLX5_SET64(cqc, cqctx, dbr_addr, attr->db_addr);
1935 	}
1936 	MLX5_SET(cqc, cqctx, cqe_sz, (RTE_CACHE_LINE_SIZE == 128) ?
1937 				     MLX5_CQE_SIZE_128B : MLX5_CQE_SIZE_64B);
1938 	MLX5_SET(cqc, cqctx, cc, attr->use_first_only);
1939 	MLX5_SET(cqc, cqctx, oi, attr->overrun_ignore);
1940 	MLX5_SET(cqc, cqctx, log_cq_size, attr->log_cq_size);
1941 	if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
1942 		MLX5_SET(cqc, cqctx, log_page_size,
1943 			 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
1944 	MLX5_SET(cqc, cqctx, c_eqn, attr->eqn);
1945 	MLX5_SET(cqc, cqctx, uar_page, attr->uar_page_id);
1946 	MLX5_SET(cqc, cqctx, cqe_comp_en, !!attr->cqe_comp_en);
1947 	MLX5_SET(cqc, cqctx, mini_cqe_res_format, attr->mini_cqe_res_format);
1948 	MLX5_SET(cqc, cqctx, mini_cqe_res_format_ext,
1949 		 attr->mini_cqe_res_format_ext);
1950 	if (attr->q_umem_valid) {
1951 		MLX5_SET(create_cq_in, in, cq_umem_valid, attr->q_umem_valid);
1952 		MLX5_SET(create_cq_in, in, cq_umem_id, attr->q_umem_id);
1953 		MLX5_SET64(create_cq_in, in, cq_umem_offset,
1954 			   attr->q_umem_offset);
1955 	}
1956 	cq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
1957 						 sizeof(out));
1958 	if (!cq_obj->obj) {
1959 		DEVX_DRV_LOG(ERR, out, "create CQ", NULL, 0);
1960 		mlx5_free(cq_obj);
1961 		return NULL;
1962 	}
1963 	cq_obj->id = MLX5_GET(create_cq_out, out, cqn);
1964 	return cq_obj;
1965 }
1966 
1967 /**
1968  * Create VIRTQ using DevX API.
1969  *
1970  * @param[in] ctx
1971  *   Context returned from mlx5 open_device() glue function.
1972  * @param [in] attr
1973  *   Pointer to VIRTQ attributes structure.
1974  *
1975  * @return
1976  *   The DevX object created, NULL otherwise and rte_errno is set.
1977  */
1978 struct mlx5_devx_obj *
1979 mlx5_devx_cmd_create_virtq(void *ctx,
1980 			   struct mlx5_devx_virtq_attr *attr)
1981 {
1982 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
1983 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
1984 	struct mlx5_devx_obj *virtq_obj = mlx5_malloc(MLX5_MEM_ZERO,
1985 						     sizeof(*virtq_obj),
1986 						     0, SOCKET_ID_ANY);
1987 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
1988 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
1989 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
1990 
1991 	if (!virtq_obj) {
1992 		DRV_LOG(ERR, "Failed to allocate virtq data.");
1993 		rte_errno = ENOMEM;
1994 		return NULL;
1995 	}
1996 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
1997 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
1998 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
1999 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2000 	MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2001 		   attr->hw_available_index);
2002 	MLX5_SET16(virtio_net_q, virtq, hw_used_index, attr->hw_used_index);
2003 	MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2004 	MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2005 	MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2006 	MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2007 	MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2008 		   attr->virtio_version_1_0);
2009 	MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2010 	MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2011 	MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2012 	MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2013 	MLX5_SET64(virtio_q, virtctx, available_addr, attr->available_addr);
2014 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2015 	MLX5_SET16(virtio_q, virtctx, queue_size, attr->q_size);
2016 	MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2017 	MLX5_SET(virtio_q, virtctx, umem_1_id, attr->umems[0].id);
2018 	MLX5_SET(virtio_q, virtctx, umem_1_size, attr->umems[0].size);
2019 	MLX5_SET64(virtio_q, virtctx, umem_1_offset, attr->umems[0].offset);
2020 	MLX5_SET(virtio_q, virtctx, umem_2_id, attr->umems[1].id);
2021 	MLX5_SET(virtio_q, virtctx, umem_2_size, attr->umems[1].size);
2022 	MLX5_SET64(virtio_q, virtctx, umem_2_offset, attr->umems[1].offset);
2023 	MLX5_SET(virtio_q, virtctx, umem_3_id, attr->umems[2].id);
2024 	MLX5_SET(virtio_q, virtctx, umem_3_size, attr->umems[2].size);
2025 	MLX5_SET64(virtio_q, virtctx, umem_3_offset, attr->umems[2].offset);
2026 	MLX5_SET(virtio_q, virtctx, counter_set_id, attr->counters_obj_id);
2027 	MLX5_SET(virtio_q, virtctx, pd, attr->pd);
2028 	MLX5_SET(virtio_q, virtctx, queue_period_mode, attr->hw_latency_mode);
2029 	MLX5_SET(virtio_q, virtctx, queue_period_us, attr->hw_max_latency_us);
2030 	MLX5_SET(virtio_q, virtctx, queue_max_count, attr->hw_max_pending_comp);
2031 	MLX5_SET(virtio_net_q, virtq, tisn_or_qpn, attr->tis_id);
2032 	virtq_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2033 						    sizeof(out));
2034 	if (!virtq_obj->obj) {
2035 		DEVX_DRV_LOG(ERR, out, "create VIRTQ", NULL, 0);
2036 		mlx5_free(virtq_obj);
2037 		return NULL;
2038 	}
2039 	virtq_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2040 	return virtq_obj;
2041 }
2042 
2043 /**
2044  * Modify VIRTQ using DevX API.
2045  *
2046  * @param[in] virtq_obj
2047  *   Pointer to virtq object structure.
2048  * @param [in] attr
2049  *   Pointer to modify virtq attributes structure.
2050  *
2051  * @return
2052  *   0 on success, a negative errno value otherwise and rte_errno is set.
2053  */
2054 int
2055 mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
2056 			   struct mlx5_devx_virtq_attr *attr)
2057 {
2058 	uint32_t in[MLX5_ST_SZ_DW(create_virtq_in)] = {0};
2059 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2060 	void *virtq = MLX5_ADDR_OF(create_virtq_in, in, virtq);
2061 	void *hdr = MLX5_ADDR_OF(create_virtq_in, in, hdr);
2062 	void *virtctx = MLX5_ADDR_OF(virtio_net_q, virtq, virtio_q_context);
2063 	int ret;
2064 
2065 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2066 		 MLX5_CMD_OP_MODIFY_GENERAL_OBJECT);
2067 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2068 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2069 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2070 	MLX5_SET64(virtio_net_q, virtq, modify_field_select,
2071 		attr->mod_fields_bitmap);
2072 	MLX5_SET16(virtio_q, virtctx, queue_index, attr->queue_index);
2073 	if (!attr->mod_fields_bitmap) {
2074 		DRV_LOG(ERR, "Failed to modify VIRTQ for no type set.");
2075 		rte_errno = EINVAL;
2076 		return -rte_errno;
2077 	}
2078 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_STATE)
2079 		MLX5_SET16(virtio_net_q, virtq, state, attr->state);
2080 	if (attr->mod_fields_bitmap &
2081 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS) {
2082 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_mkey,
2083 			 attr->dirty_bitmap_mkey);
2084 		MLX5_SET64(virtio_net_q, virtq, dirty_bitmap_addr,
2085 			 attr->dirty_bitmap_addr);
2086 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_size,
2087 			 attr->dirty_bitmap_size);
2088 	}
2089 	if (attr->mod_fields_bitmap &
2090 	    MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE)
2091 		MLX5_SET(virtio_net_q, virtq, dirty_bitmap_dump_enable,
2092 			 attr->dirty_bitmap_dump_enable);
2093 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_QUEUE_PERIOD) {
2094 		MLX5_SET(virtio_q, virtctx, queue_period_mode,
2095 			attr->hw_latency_mode);
2096 		MLX5_SET(virtio_q, virtctx, queue_period_us,
2097 			attr->hw_max_latency_us);
2098 		MLX5_SET(virtio_q, virtctx, queue_max_count,
2099 			attr->hw_max_pending_comp);
2100 	}
2101 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_ADDR) {
2102 		MLX5_SET64(virtio_q, virtctx, desc_addr, attr->desc_addr);
2103 		MLX5_SET64(virtio_q, virtctx, used_addr, attr->used_addr);
2104 		MLX5_SET64(virtio_q, virtctx, available_addr,
2105 			attr->available_addr);
2106 	}
2107 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_AVAILABLE_INDEX)
2108 		MLX5_SET16(virtio_net_q, virtq, hw_available_index,
2109 		   attr->hw_available_index);
2110 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_HW_USED_INDEX)
2111 		MLX5_SET16(virtio_net_q, virtq, hw_used_index,
2112 			attr->hw_used_index);
2113 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_TYPE)
2114 		MLX5_SET16(virtio_q, virtctx, virtio_q_type, attr->q_type);
2115 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_VERSION_1_0)
2116 		MLX5_SET16(virtio_q, virtctx, virtio_version_1_0,
2117 		   attr->virtio_version_1_0);
2118 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_Q_MKEY)
2119 		MLX5_SET(virtio_q, virtctx, virtio_q_mkey, attr->mkey);
2120 	if (attr->mod_fields_bitmap &
2121 		MLX5_VIRTQ_MODIFY_TYPE_QUEUE_FEATURE_BIT_MASK) {
2122 		MLX5_SET16(virtio_net_q, virtq, tso_ipv4, attr->tso_ipv4);
2123 		MLX5_SET16(virtio_net_q, virtq, tso_ipv6, attr->tso_ipv6);
2124 		MLX5_SET16(virtio_net_q, virtq, tx_csum, attr->tx_csum);
2125 		MLX5_SET16(virtio_net_q, virtq, rx_csum, attr->rx_csum);
2126 	}
2127 	if (attr->mod_fields_bitmap & MLX5_VIRTQ_MODIFY_TYPE_EVENT_MODE) {
2128 		MLX5_SET16(virtio_q, virtctx, event_mode, attr->event_mode);
2129 		MLX5_SET(virtio_q, virtctx, event_qpn_or_msix, attr->qp_id);
2130 	}
2131 	ret = mlx5_glue->devx_obj_modify(virtq_obj->obj, in, sizeof(in),
2132 					 out, sizeof(out));
2133 	if (ret) {
2134 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2135 		rte_errno = errno;
2136 		return -rte_errno;
2137 	}
2138 	return ret;
2139 }
2140 
2141 /**
2142  * Query VIRTQ using DevX API.
2143  *
2144  * @param[in] virtq_obj
2145  *   Pointer to virtq object structure.
2146  * @param [in/out] attr
2147  *   Pointer to virtq attributes structure.
2148  *
2149  * @return
2150  *   0 on success, a negative errno value otherwise and rte_errno is set.
2151  */
2152 int
2153 mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
2154 			   struct mlx5_devx_virtq_attr *attr)
2155 {
2156 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2157 	uint32_t out[MLX5_ST_SZ_DW(query_virtq_out)] = {0};
2158 	void *hdr = MLX5_ADDR_OF(query_virtq_out, in, hdr);
2159 	void *virtq = MLX5_ADDR_OF(query_virtq_out, out, virtq);
2160 	int ret;
2161 
2162 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2163 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2164 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2165 		 MLX5_GENERAL_OBJ_TYPE_VIRTQ);
2166 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, virtq_obj->id);
2167 	ret = mlx5_glue->devx_obj_query(virtq_obj->obj, in, sizeof(in),
2168 					 out, sizeof(out));
2169 	if (ret) {
2170 		DRV_LOG(ERR, "Failed to modify VIRTQ using DevX.");
2171 		rte_errno = errno;
2172 		return -errno;
2173 	}
2174 	attr->hw_available_index = MLX5_GET16(virtio_net_q, virtq,
2175 					      hw_available_index);
2176 	attr->hw_used_index = MLX5_GET16(virtio_net_q, virtq, hw_used_index);
2177 	attr->state = MLX5_GET16(virtio_net_q, virtq, state);
2178 	attr->error_type = MLX5_GET16(virtio_net_q, virtq,
2179 				      virtio_q_context.error_type);
2180 	return ret;
2181 }
2182 
2183 /**
2184  * Create QP using DevX API.
2185  *
2186  * @param[in] ctx
2187  *   Context returned from mlx5 open_device() glue function.
2188  * @param [in] attr
2189  *   Pointer to QP attributes structure.
2190  *
2191  * @return
2192  *   The DevX object created, NULL otherwise and rte_errno is set.
2193  */
2194 struct mlx5_devx_obj *
2195 mlx5_devx_cmd_create_qp(void *ctx,
2196 			struct mlx5_devx_qp_attr *attr)
2197 {
2198 	uint32_t in[MLX5_ST_SZ_DW(create_qp_in)] = {0};
2199 	uint32_t out[MLX5_ST_SZ_DW(create_qp_out)] = {0};
2200 	struct mlx5_devx_obj *qp_obj = mlx5_malloc(MLX5_MEM_ZERO,
2201 						   sizeof(*qp_obj),
2202 						   0, SOCKET_ID_ANY);
2203 	void *qpc = MLX5_ADDR_OF(create_qp_in, in, qpc);
2204 
2205 	if (!qp_obj) {
2206 		DRV_LOG(ERR, "Failed to allocate QP data.");
2207 		rte_errno = ENOMEM;
2208 		return NULL;
2209 	}
2210 	MLX5_SET(create_qp_in, in, opcode, MLX5_CMD_OP_CREATE_QP);
2211 	MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC);
2212 	MLX5_SET(qpc, qpc, pd, attr->pd);
2213 	MLX5_SET(qpc, qpc, ts_format, attr->ts_format);
2214 	MLX5_SET(qpc, qpc, user_index, attr->user_index);
2215 	if (attr->uar_index) {
2216 		if (attr->mmo) {
2217 			void *qpc_ext_and_pas_list = MLX5_ADDR_OF(create_qp_in,
2218 				in, qpc_extension_and_pas_list);
2219 			void *qpc_ext = MLX5_ADDR_OF(qpc_extension_and_pas_list,
2220 				qpc_ext_and_pas_list, qpc_data_extension);
2221 
2222 			MLX5_SET(create_qp_in, in, qpc_ext, 1);
2223 			MLX5_SET(qpc_extension, qpc_ext, mmo, 1);
2224 		}
2225 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2226 		MLX5_SET(qpc, qpc, uar_page, attr->uar_index);
2227 		if (attr->log_page_size > MLX5_ADAPTER_PAGE_SHIFT)
2228 			MLX5_SET(qpc, qpc, log_page_size,
2229 				 attr->log_page_size - MLX5_ADAPTER_PAGE_SHIFT);
2230 		if (attr->num_of_send_wqbbs) {
2231 			MLX5_ASSERT(RTE_IS_POWER_OF_2(attr->num_of_send_wqbbs));
2232 			MLX5_SET(qpc, qpc, cqn_snd, attr->cqn);
2233 			MLX5_SET(qpc, qpc, log_sq_size,
2234 				 rte_log2_u32(attr->num_of_send_wqbbs));
2235 		} else {
2236 			MLX5_SET(qpc, qpc, no_sq, 1);
2237 		}
2238 		if (attr->num_of_receive_wqes) {
2239 			MLX5_ASSERT(RTE_IS_POWER_OF_2(
2240 					attr->num_of_receive_wqes));
2241 			MLX5_SET(qpc, qpc, cqn_rcv, attr->cqn);
2242 			MLX5_SET(qpc, qpc, log_rq_stride, attr->log_rq_stride -
2243 				 MLX5_LOG_RQ_STRIDE_SHIFT);
2244 			MLX5_SET(qpc, qpc, log_rq_size,
2245 				 rte_log2_u32(attr->num_of_receive_wqes));
2246 			MLX5_SET(qpc, qpc, rq_type, MLX5_NON_ZERO_RQ);
2247 		} else {
2248 			MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2249 		}
2250 		if (attr->dbr_umem_valid) {
2251 			MLX5_SET(qpc, qpc, dbr_umem_valid,
2252 				 attr->dbr_umem_valid);
2253 			MLX5_SET(qpc, qpc, dbr_umem_id, attr->dbr_umem_id);
2254 		}
2255 		MLX5_SET64(qpc, qpc, dbr_addr, attr->dbr_address);
2256 		MLX5_SET64(create_qp_in, in, wq_umem_offset,
2257 			   attr->wq_umem_offset);
2258 		MLX5_SET(create_qp_in, in, wq_umem_id, attr->wq_umem_id);
2259 		MLX5_SET(create_qp_in, in, wq_umem_valid, 1);
2260 	} else {
2261 		/* Special QP to be managed by FW - no SQ\RQ\CQ\UAR\DB rec. */
2262 		MLX5_SET(qpc, qpc, rq_type, MLX5_ZERO_LEN_RQ);
2263 		MLX5_SET(qpc, qpc, no_sq, 1);
2264 	}
2265 	qp_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2266 						 sizeof(out));
2267 	if (!qp_obj->obj) {
2268 		DEVX_DRV_LOG(ERR, out, "create QP", NULL, 0);
2269 		mlx5_free(qp_obj);
2270 		return NULL;
2271 	}
2272 	qp_obj->id = MLX5_GET(create_qp_out, out, qpn);
2273 	return qp_obj;
2274 }
2275 
2276 /**
2277  * Modify QP using DevX API.
2278  * Currently supports only force loop-back QP.
2279  *
2280  * @param[in] qp
2281  *   Pointer to QP object structure.
2282  * @param [in] qp_st_mod_op
2283  *   The QP state modification operation.
2284  * @param [in] remote_qp_id
2285  *   The remote QP ID for MLX5_CMD_OP_INIT2RTR_QP operation.
2286  *
2287  * @return
2288  *   0 on success, a negative errno value otherwise and rte_errno is set.
2289  */
2290 int
2291 mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp, uint32_t qp_st_mod_op,
2292 			      uint32_t remote_qp_id)
2293 {
2294 	union {
2295 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_in)];
2296 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_in)];
2297 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_in)];
2298 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_in)];
2299 	} in;
2300 	union {
2301 		uint32_t rst2init[MLX5_ST_SZ_DW(rst2init_qp_out)];
2302 		uint32_t init2rtr[MLX5_ST_SZ_DW(init2rtr_qp_out)];
2303 		uint32_t rtr2rts[MLX5_ST_SZ_DW(rtr2rts_qp_out)];
2304 		uint32_t qp2rst[MLX5_ST_SZ_DW(2rst_qp_out)];
2305 	} out;
2306 	void *qpc;
2307 	int ret;
2308 	unsigned int inlen;
2309 	unsigned int outlen;
2310 
2311 	memset(&in, 0, sizeof(in));
2312 	memset(&out, 0, sizeof(out));
2313 	MLX5_SET(rst2init_qp_in, &in, opcode, qp_st_mod_op);
2314 	switch (qp_st_mod_op) {
2315 	case MLX5_CMD_OP_RST2INIT_QP:
2316 		MLX5_SET(rst2init_qp_in, &in, qpn, qp->id);
2317 		qpc = MLX5_ADDR_OF(rst2init_qp_in, &in, qpc);
2318 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2319 		MLX5_SET(qpc, qpc, rre, 1);
2320 		MLX5_SET(qpc, qpc, rwe, 1);
2321 		MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED);
2322 		inlen = sizeof(in.rst2init);
2323 		outlen = sizeof(out.rst2init);
2324 		break;
2325 	case MLX5_CMD_OP_INIT2RTR_QP:
2326 		MLX5_SET(init2rtr_qp_in, &in, qpn, qp->id);
2327 		qpc = MLX5_ADDR_OF(init2rtr_qp_in, &in, qpc);
2328 		MLX5_SET(qpc, qpc, primary_address_path.fl, 1);
2329 		MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, 1);
2330 		MLX5_SET(qpc, qpc, mtu, 1);
2331 		MLX5_SET(qpc, qpc, log_msg_max, 30);
2332 		MLX5_SET(qpc, qpc, remote_qpn, remote_qp_id);
2333 		MLX5_SET(qpc, qpc, min_rnr_nak, 0);
2334 		inlen = sizeof(in.init2rtr);
2335 		outlen = sizeof(out.init2rtr);
2336 		break;
2337 	case MLX5_CMD_OP_RTR2RTS_QP:
2338 		qpc = MLX5_ADDR_OF(rtr2rts_qp_in, &in, qpc);
2339 		MLX5_SET(rtr2rts_qp_in, &in, qpn, qp->id);
2340 		MLX5_SET(qpc, qpc, primary_address_path.ack_timeout, 16);
2341 		MLX5_SET(qpc, qpc, log_ack_req_freq, 0);
2342 		MLX5_SET(qpc, qpc, retry_count, 7);
2343 		MLX5_SET(qpc, qpc, rnr_retry, 7);
2344 		inlen = sizeof(in.rtr2rts);
2345 		outlen = sizeof(out.rtr2rts);
2346 		break;
2347 	case MLX5_CMD_OP_QP_2RST:
2348 		MLX5_SET(2rst_qp_in, &in, qpn, qp->id);
2349 		inlen = sizeof(in.qp2rst);
2350 		outlen = sizeof(out.qp2rst);
2351 		break;
2352 	default:
2353 		DRV_LOG(ERR, "Invalid or unsupported QP modify op %u.",
2354 			qp_st_mod_op);
2355 		rte_errno = EINVAL;
2356 		return -rte_errno;
2357 	}
2358 	ret = mlx5_glue->devx_obj_modify(qp->obj, &in, inlen, &out, outlen);
2359 	if (ret) {
2360 		DRV_LOG(ERR, "Failed to modify QP using DevX.");
2361 		rte_errno = errno;
2362 		return -rte_errno;
2363 	}
2364 	return ret;
2365 }
2366 
2367 struct mlx5_devx_obj *
2368 mlx5_devx_cmd_create_virtio_q_counters(void *ctx)
2369 {
2370 	uint32_t in[MLX5_ST_SZ_DW(create_virtio_q_counters_in)] = {0};
2371 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2372 	struct mlx5_devx_obj *couners_obj = mlx5_malloc(MLX5_MEM_ZERO,
2373 						       sizeof(*couners_obj), 0,
2374 						       SOCKET_ID_ANY);
2375 	void *hdr = MLX5_ADDR_OF(create_virtio_q_counters_in, in, hdr);
2376 
2377 	if (!couners_obj) {
2378 		DRV_LOG(ERR, "Failed to allocate virtio queue counters data.");
2379 		rte_errno = ENOMEM;
2380 		return NULL;
2381 	}
2382 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2383 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2384 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2385 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2386 	couners_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2387 						      sizeof(out));
2388 	if (!couners_obj->obj) {
2389 		DEVX_DRV_LOG(ERR, out, "create virtio queue counters Obj", NULL,
2390 			     0);
2391 		mlx5_free(couners_obj);
2392 		return NULL;
2393 	}
2394 	couners_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2395 	return couners_obj;
2396 }
2397 
2398 int
2399 mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
2400 				   struct mlx5_devx_virtio_q_couners_attr *attr)
2401 {
2402 	uint32_t in[MLX5_ST_SZ_DW(general_obj_in_cmd_hdr)] = {0};
2403 	uint32_t out[MLX5_ST_SZ_DW(query_virtio_q_counters_out)] = {0};
2404 	void *hdr = MLX5_ADDR_OF(query_virtio_q_counters_out, in, hdr);
2405 	void *virtio_q_counters = MLX5_ADDR_OF(query_virtio_q_counters_out, out,
2406 					       virtio_q_counters);
2407 	int ret;
2408 
2409 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2410 		 MLX5_CMD_OP_QUERY_GENERAL_OBJECT);
2411 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2412 		 MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS);
2413 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_id, couners_obj->id);
2414 	ret = mlx5_glue->devx_obj_query(couners_obj->obj, in, sizeof(in), out,
2415 					sizeof(out));
2416 	if (ret) {
2417 		DRV_LOG(ERR, "Failed to query virtio q counters using DevX.");
2418 		rte_errno = errno;
2419 		return -errno;
2420 	}
2421 	attr->received_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2422 					 received_desc);
2423 	attr->completed_desc = MLX5_GET64(virtio_q_counters, virtio_q_counters,
2424 					  completed_desc);
2425 	attr->error_cqes = MLX5_GET(virtio_q_counters, virtio_q_counters,
2426 				    error_cqes);
2427 	attr->bad_desc_errors = MLX5_GET(virtio_q_counters, virtio_q_counters,
2428 					 bad_desc_errors);
2429 	attr->exceed_max_chain = MLX5_GET(virtio_q_counters, virtio_q_counters,
2430 					  exceed_max_chain);
2431 	attr->invalid_buffer = MLX5_GET(virtio_q_counters, virtio_q_counters,
2432 					invalid_buffer);
2433 	return ret;
2434 }
2435 
2436 /**
2437  * Create general object of type FLOW_HIT_ASO using DevX API.
2438  *
2439  * @param[in] ctx
2440  *   Context returned from mlx5 open_device() glue function.
2441  * @param [in] pd
2442  *   PD value to associate the FLOW_HIT_ASO object with.
2443  *
2444  * @return
2445  *   The DevX object created, NULL otherwise and rte_errno is set.
2446  */
2447 struct mlx5_devx_obj *
2448 mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx, uint32_t pd)
2449 {
2450 	uint32_t in[MLX5_ST_SZ_DW(create_flow_hit_aso_in)] = {0};
2451 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2452 	struct mlx5_devx_obj *flow_hit_aso_obj = NULL;
2453 	void *ptr = NULL;
2454 
2455 	flow_hit_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*flow_hit_aso_obj),
2456 				       0, SOCKET_ID_ANY);
2457 	if (!flow_hit_aso_obj) {
2458 		DRV_LOG(ERR, "Failed to allocate FLOW_HIT_ASO object data");
2459 		rte_errno = ENOMEM;
2460 		return NULL;
2461 	}
2462 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, hdr);
2463 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2464 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2465 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2466 		 MLX5_GENERAL_OBJ_TYPE_FLOW_HIT_ASO);
2467 	ptr = MLX5_ADDR_OF(create_flow_hit_aso_in, in, flow_hit_aso);
2468 	MLX5_SET(flow_hit_aso, ptr, access_pd, pd);
2469 	flow_hit_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2470 							   out, sizeof(out));
2471 	if (!flow_hit_aso_obj->obj) {
2472 		DEVX_DRV_LOG(ERR, out, "create FLOW_HIT_ASO", NULL, 0);
2473 		mlx5_free(flow_hit_aso_obj);
2474 		return NULL;
2475 	}
2476 	flow_hit_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2477 	return flow_hit_aso_obj;
2478 }
2479 
2480 /*
2481  * Create PD using DevX API.
2482  *
2483  * @param[in] ctx
2484  *   Context returned from mlx5 open_device() glue function.
2485  *
2486  * @return
2487  *   The DevX object created, NULL otherwise and rte_errno is set.
2488  */
2489 struct mlx5_devx_obj *
2490 mlx5_devx_cmd_alloc_pd(void *ctx)
2491 {
2492 	struct mlx5_devx_obj *ppd =
2493 		mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ppd), 0, SOCKET_ID_ANY);
2494 	u32 in[MLX5_ST_SZ_DW(alloc_pd_in)] = {0};
2495 	u32 out[MLX5_ST_SZ_DW(alloc_pd_out)] = {0};
2496 
2497 	if (!ppd) {
2498 		DRV_LOG(ERR, "Failed to allocate PD data.");
2499 		rte_errno = ENOMEM;
2500 		return NULL;
2501 	}
2502 	MLX5_SET(alloc_pd_in, in, opcode, MLX5_CMD_OP_ALLOC_PD);
2503 	ppd->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2504 				out, sizeof(out));
2505 	if (!ppd->obj) {
2506 		mlx5_free(ppd);
2507 		DRV_LOG(ERR, "Failed to allocate PD Obj using DevX.");
2508 		rte_errno = errno;
2509 		return NULL;
2510 	}
2511 	ppd->id = MLX5_GET(alloc_pd_out, out, pd);
2512 	return ppd;
2513 }
2514 
2515 /**
2516  * Create general object of type FLOW_METER_ASO using DevX API.
2517  *
2518  * @param[in] ctx
2519  *   Context returned from mlx5 open_device() glue function.
2520  * @param [in] pd
2521  *   PD value to associate the FLOW_METER_ASO object with.
2522  * @param [in] log_obj_size
2523  *   log_obj_size define to allocate number of 2 * meters
2524  *   in one FLOW_METER_ASO object.
2525  *
2526  * @return
2527  *   The DevX object created, NULL otherwise and rte_errno is set.
2528  */
2529 struct mlx5_devx_obj *
2530 mlx5_devx_cmd_create_flow_meter_aso_obj(void *ctx, uint32_t pd,
2531 						uint32_t log_obj_size)
2532 {
2533 	uint32_t in[MLX5_ST_SZ_DW(create_flow_meter_aso_in)] = {0};
2534 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2535 	struct mlx5_devx_obj *flow_meter_aso_obj;
2536 	void *ptr;
2537 
2538 	flow_meter_aso_obj = mlx5_malloc(MLX5_MEM_ZERO,
2539 						sizeof(*flow_meter_aso_obj),
2540 						0, SOCKET_ID_ANY);
2541 	if (!flow_meter_aso_obj) {
2542 		DRV_LOG(ERR, "Failed to allocate FLOW_METER_ASO object data");
2543 		rte_errno = ENOMEM;
2544 		return NULL;
2545 	}
2546 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, hdr);
2547 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2548 		MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2549 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2550 		MLX5_GENERAL_OBJ_TYPE_FLOW_METER_ASO);
2551 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range,
2552 		log_obj_size);
2553 	ptr = MLX5_ADDR_OF(create_flow_meter_aso_in, in, flow_meter_aso);
2554 	MLX5_SET(flow_meter_aso, ptr, access_pd, pd);
2555 	flow_meter_aso_obj->obj = mlx5_glue->devx_obj_create(
2556 							ctx, in, sizeof(in),
2557 							out, sizeof(out));
2558 	if (!flow_meter_aso_obj->obj) {
2559 		DEVX_DRV_LOG(ERR, out, "create FLOW_METTER_ASO", NULL, 0);
2560 		mlx5_free(flow_meter_aso_obj);
2561 		return NULL;
2562 	}
2563 	flow_meter_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr,
2564 								out, obj_id);
2565 	return flow_meter_aso_obj;
2566 }
2567 
2568 /*
2569  * Create general object of type CONN_TRACK_OFFLOAD using DevX API.
2570  *
2571  * @param[in] ctx
2572  *   Context returned from mlx5 open_device() glue function.
2573  * @param [in] pd
2574  *   PD value to associate the CONN_TRACK_OFFLOAD ASO object with.
2575  * @param [in] log_obj_size
2576  *   log_obj_size to allocate its power of 2 * objects
2577  *   in one CONN_TRACK_OFFLOAD bulk allocation.
2578  *
2579  * @return
2580  *   The DevX object created, NULL otherwise and rte_errno is set.
2581  */
2582 struct mlx5_devx_obj *
2583 mlx5_devx_cmd_create_conn_track_offload_obj(void *ctx, uint32_t pd,
2584 					    uint32_t log_obj_size)
2585 {
2586 	uint32_t in[MLX5_ST_SZ_DW(create_conn_track_aso_in)] = {0};
2587 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)];
2588 	struct mlx5_devx_obj *ct_aso_obj;
2589 	void *ptr;
2590 
2591 	ct_aso_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*ct_aso_obj),
2592 				 0, SOCKET_ID_ANY);
2593 	if (!ct_aso_obj) {
2594 		DRV_LOG(ERR, "Failed to allocate CONN_TRACK_OFFLOAD object.");
2595 		rte_errno = ENOMEM;
2596 		return NULL;
2597 	}
2598 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, hdr);
2599 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2600 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2601 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2602 		 MLX5_GENERAL_OBJ_TYPE_CONN_TRACK_OFFLOAD);
2603 	MLX5_SET(general_obj_in_cmd_hdr, ptr, log_obj_range, log_obj_size);
2604 	ptr = MLX5_ADDR_OF(create_conn_track_aso_in, in, conn_track_offload);
2605 	MLX5_SET(conn_track_offload, ptr, conn_track_aso_access_pd, pd);
2606 	ct_aso_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2607 						     out, sizeof(out));
2608 	if (!ct_aso_obj->obj) {
2609 		DEVX_DRV_LOG(ERR, out, "create CONN_TRACK_OFFLOAD", NULL, 0);
2610 		mlx5_free(ct_aso_obj);
2611 		return NULL;
2612 	}
2613 	ct_aso_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2614 	return ct_aso_obj;
2615 }
2616 
2617 /**
2618  * Create general object of type GENEVE TLV option using DevX API.
2619  *
2620  * @param[in] ctx
2621  *   Context returned from mlx5 open_device() glue function.
2622  * @param [in] class
2623  *   TLV option variable value of class
2624  * @param [in] type
2625  *   TLV option variable value of type
2626  * @param [in] len
2627  *   TLV option variable value of len
2628  *
2629  * @return
2630  *   The DevX object created, NULL otherwise and rte_errno is set.
2631  */
2632 struct mlx5_devx_obj *
2633 mlx5_devx_cmd_create_geneve_tlv_option(void *ctx,
2634 		uint16_t class, uint8_t type, uint8_t len)
2635 {
2636 	uint32_t in[MLX5_ST_SZ_DW(create_geneve_tlv_option_in)] = {0};
2637 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2638 	struct mlx5_devx_obj *geneve_tlv_opt_obj = mlx5_malloc(MLX5_MEM_ZERO,
2639 						   sizeof(*geneve_tlv_opt_obj),
2640 						   0, SOCKET_ID_ANY);
2641 
2642 	if (!geneve_tlv_opt_obj) {
2643 		DRV_LOG(ERR, "Failed to allocate geneve tlv option object.");
2644 		rte_errno = ENOMEM;
2645 		return NULL;
2646 	}
2647 	void *hdr = MLX5_ADDR_OF(create_geneve_tlv_option_in, in, hdr);
2648 	void *opt = MLX5_ADDR_OF(create_geneve_tlv_option_in, in,
2649 			geneve_tlv_opt);
2650 	MLX5_SET(general_obj_in_cmd_hdr, hdr, opcode,
2651 			MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2652 	MLX5_SET(general_obj_in_cmd_hdr, hdr, obj_type,
2653 		 MLX5_GENERAL_OBJ_TYPE_GENEVE_TLV_OPT);
2654 	MLX5_SET(geneve_tlv_option, opt, option_class,
2655 			rte_be_to_cpu_16(class));
2656 	MLX5_SET(geneve_tlv_option, opt, option_type, type);
2657 	MLX5_SET(geneve_tlv_option, opt, option_data_length, len);
2658 	geneve_tlv_opt_obj->obj = mlx5_glue->devx_obj_create(ctx, in,
2659 					sizeof(in), out, sizeof(out));
2660 	if (!geneve_tlv_opt_obj->obj) {
2661 		DEVX_DRV_LOG(ERR, out, "create GENEVE TLV", NULL, 0);
2662 		mlx5_free(geneve_tlv_opt_obj);
2663 		return NULL;
2664 	}
2665 	geneve_tlv_opt_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2666 	return geneve_tlv_opt_obj;
2667 }
2668 
2669 int
2670 mlx5_devx_cmd_wq_query(void *wq, uint32_t *counter_set_id)
2671 {
2672 #ifdef HAVE_IBV_FLOW_DV_SUPPORT
2673 	uint32_t in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
2674 	uint32_t out[MLX5_ST_SZ_DW(query_rq_out)] = {0};
2675 	int rc;
2676 	void *rq_ctx;
2677 
2678 	MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
2679 	MLX5_SET(query_rq_in, in, rqn, ((struct ibv_wq *)wq)->wq_num);
2680 	rc = mlx5_glue->devx_wq_query(wq, in, sizeof(in), out, sizeof(out));
2681 	if (rc) {
2682 		rte_errno = errno;
2683 		DRV_LOG(ERR, "Failed to query WQ counter set ID using DevX - "
2684 			"rc = %d, errno = %d.", rc, errno);
2685 		return -rc;
2686 	};
2687 	rq_ctx = MLX5_ADDR_OF(query_rq_out, out, rq_context);
2688 	*counter_set_id = MLX5_GET(rqc, rq_ctx, counter_set_id);
2689 	return 0;
2690 #else
2691 	(void)wq;
2692 	(void)counter_set_id;
2693 	return -ENOTSUP;
2694 #endif
2695 }
2696 
2697 /*
2698  * Allocate queue counters via devx interface.
2699  *
2700  * @param[in] ctx
2701  *   Context returned from mlx5 open_device() glue function.
2702  *
2703  * @return
2704  *   Pointer to counter object on success, a NULL value otherwise and
2705  *   rte_errno is set.
2706  */
2707 struct mlx5_devx_obj *
2708 mlx5_devx_cmd_queue_counter_alloc(void *ctx)
2709 {
2710 	struct mlx5_devx_obj *dcs = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dcs), 0,
2711 						SOCKET_ID_ANY);
2712 	uint32_t in[MLX5_ST_SZ_DW(alloc_q_counter_in)]   = {0};
2713 	uint32_t out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {0};
2714 
2715 	if (!dcs) {
2716 		rte_errno = ENOMEM;
2717 		return NULL;
2718 	}
2719 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
2720 	dcs->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in), out,
2721 					      sizeof(out));
2722 	if (!dcs->obj) {
2723 		DEVX_DRV_LOG(DEBUG, out, "create q counter set", NULL, 0);
2724 		mlx5_free(dcs);
2725 		return NULL;
2726 	}
2727 	dcs->id = MLX5_GET(alloc_q_counter_out, out, counter_set_id);
2728 	return dcs;
2729 }
2730 
2731 /**
2732  * Query queue counters values.
2733  *
2734  * @param[in] dcs
2735  *   devx object of the queue counter set.
2736  * @param[in] clear
2737  *   Whether hardware should clear the counters after the query or not.
2738  *  @param[out] out_of_buffers
2739  *   Number of dropped occurred due to lack of WQE for the associated QPs/RQs.
2740  *
2741  * @return
2742  *   0 on success, a negative value otherwise.
2743  */
2744 int
2745 mlx5_devx_cmd_queue_counter_query(struct mlx5_devx_obj *dcs, int clear,
2746 				  uint32_t *out_of_buffers)
2747 {
2748 	uint32_t out[MLX5_ST_SZ_BYTES(query_q_counter_out)] = {0};
2749 	uint32_t in[MLX5_ST_SZ_DW(query_q_counter_in)] = {0};
2750 	int rc;
2751 
2752 	MLX5_SET(query_q_counter_in, in, opcode,
2753 		 MLX5_CMD_OP_QUERY_Q_COUNTER);
2754 	MLX5_SET(query_q_counter_in, in, op_mod, 0);
2755 	MLX5_SET(query_q_counter_in, in, counter_set_id, dcs->id);
2756 	MLX5_SET(query_q_counter_in, in, clear, !!clear);
2757 	rc = mlx5_glue->devx_obj_query(dcs->obj, in, sizeof(in), out,
2758 				       sizeof(out));
2759 	if (rc) {
2760 		DRV_LOG(ERR, "Failed to query devx q counter set - rc %d", rc);
2761 		rte_errno = rc;
2762 		return -rc;
2763 	}
2764 	*out_of_buffers = MLX5_GET(query_q_counter_out, out, out_of_buffer);
2765 	return 0;
2766 }
2767 
2768 /**
2769  * Create general object of type DEK using DevX API.
2770  *
2771  * @param[in] ctx
2772  *   Context returned from mlx5 open_device() glue function.
2773  * @param [in] attr
2774  *   Pointer to DEK attributes structure.
2775  *
2776  * @return
2777  *   The DevX object created, NULL otherwise and rte_errno is set.
2778  */
2779 struct mlx5_devx_obj *
2780 mlx5_devx_cmd_create_dek_obj(void *ctx, struct mlx5_devx_dek_attr *attr)
2781 {
2782 	uint32_t in[MLX5_ST_SZ_DW(create_dek_in)] = {0};
2783 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2784 	struct mlx5_devx_obj *dek_obj = NULL;
2785 	void *ptr = NULL, *key_addr = NULL;
2786 
2787 	dek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*dek_obj),
2788 			      0, SOCKET_ID_ANY);
2789 	if (dek_obj == NULL) {
2790 		DRV_LOG(ERR, "Failed to allocate DEK object data");
2791 		rte_errno = ENOMEM;
2792 		return NULL;
2793 	}
2794 	ptr = MLX5_ADDR_OF(create_dek_in, in, hdr);
2795 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2796 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2797 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2798 		 MLX5_GENERAL_OBJ_TYPE_DEK);
2799 	ptr = MLX5_ADDR_OF(create_dek_in, in, dek);
2800 	MLX5_SET(dek, ptr, key_size, attr->key_size);
2801 	MLX5_SET(dek, ptr, has_keytag, attr->has_keytag);
2802 	MLX5_SET(dek, ptr, key_purpose, attr->key_purpose);
2803 	MLX5_SET(dek, ptr, pd, attr->pd);
2804 	MLX5_SET64(dek, ptr, opaque, attr->opaque);
2805 	key_addr = MLX5_ADDR_OF(dek, ptr, key);
2806 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2807 	dek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2808 						  out, sizeof(out));
2809 	if (dek_obj->obj == NULL) {
2810 		DEVX_DRV_LOG(ERR, out, "create DEK", NULL, 0);
2811 		mlx5_free(dek_obj);
2812 		return NULL;
2813 	}
2814 	dek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2815 	return dek_obj;
2816 }
2817 
2818 /**
2819  * Create general object of type IMPORT_KEK using DevX API.
2820  *
2821  * @param[in] ctx
2822  *   Context returned from mlx5 open_device() glue function.
2823  * @param [in] attr
2824  *   Pointer to IMPORT_KEK attributes structure.
2825  *
2826  * @return
2827  *   The DevX object created, NULL otherwise and rte_errno is set.
2828  */
2829 struct mlx5_devx_obj *
2830 mlx5_devx_cmd_create_import_kek_obj(void *ctx,
2831 				    struct mlx5_devx_import_kek_attr *attr)
2832 {
2833 	uint32_t in[MLX5_ST_SZ_DW(create_import_kek_in)] = {0};
2834 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2835 	struct mlx5_devx_obj *import_kek_obj = NULL;
2836 	void *ptr = NULL, *key_addr = NULL;
2837 
2838 	import_kek_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*import_kek_obj),
2839 				     0, SOCKET_ID_ANY);
2840 	if (import_kek_obj == NULL) {
2841 		DRV_LOG(ERR, "Failed to allocate IMPORT_KEK object data");
2842 		rte_errno = ENOMEM;
2843 		return NULL;
2844 	}
2845 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, hdr);
2846 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2847 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2848 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2849 		 MLX5_GENERAL_OBJ_TYPE_IMPORT_KEK);
2850 	ptr = MLX5_ADDR_OF(create_import_kek_in, in, import_kek);
2851 	MLX5_SET(import_kek, ptr, key_size, attr->key_size);
2852 	key_addr = MLX5_ADDR_OF(import_kek, ptr, key);
2853 	memcpy(key_addr, (void *)(attr->key), MLX5_CRYPTO_KEY_MAX_SIZE);
2854 	import_kek_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2855 							 out, sizeof(out));
2856 	if (import_kek_obj->obj == NULL) {
2857 		DEVX_DRV_LOG(ERR, out, "create IMPORT_KEK", NULL, 0);
2858 		mlx5_free(import_kek_obj);
2859 		return NULL;
2860 	}
2861 	import_kek_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2862 	return import_kek_obj;
2863 }
2864 
2865 /**
2866  * Create general object of type CREDENTIAL using DevX API.
2867  *
2868  * @param[in] ctx
2869  *   Context returned from mlx5 open_device() glue function.
2870  * @param [in] attr
2871  *   Pointer to CREDENTIAL attributes structure.
2872  *
2873  * @return
2874  *   The DevX object created, NULL otherwise and rte_errno is set.
2875  */
2876 struct mlx5_devx_obj *
2877 mlx5_devx_cmd_create_credential_obj(void *ctx,
2878 				    struct mlx5_devx_credential_attr *attr)
2879 {
2880 	uint32_t in[MLX5_ST_SZ_DW(create_credential_in)] = {0};
2881 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2882 	struct mlx5_devx_obj *credential_obj = NULL;
2883 	void *ptr = NULL, *credential_addr = NULL;
2884 
2885 	credential_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*credential_obj),
2886 				     0, SOCKET_ID_ANY);
2887 	if (credential_obj == NULL) {
2888 		DRV_LOG(ERR, "Failed to allocate CREDENTIAL object data");
2889 		rte_errno = ENOMEM;
2890 		return NULL;
2891 	}
2892 	ptr = MLX5_ADDR_OF(create_credential_in, in, hdr);
2893 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2894 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2895 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2896 		 MLX5_GENERAL_OBJ_TYPE_CREDENTIAL);
2897 	ptr = MLX5_ADDR_OF(create_credential_in, in, credential);
2898 	MLX5_SET(credential, ptr, credential_role, attr->credential_role);
2899 	credential_addr = MLX5_ADDR_OF(credential, ptr, credential);
2900 	memcpy(credential_addr, (void *)(attr->credential),
2901 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2902 	credential_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2903 							 out, sizeof(out));
2904 	if (credential_obj->obj == NULL) {
2905 		DEVX_DRV_LOG(ERR, out, "create CREDENTIAL", NULL, 0);
2906 		mlx5_free(credential_obj);
2907 		return NULL;
2908 	}
2909 	credential_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2910 	return credential_obj;
2911 }
2912 
2913 /**
2914  * Create general object of type CRYPTO_LOGIN using DevX API.
2915  *
2916  * @param[in] ctx
2917  *   Context returned from mlx5 open_device() glue function.
2918  * @param [in] attr
2919  *   Pointer to CRYPTO_LOGIN attributes structure.
2920  *
2921  * @return
2922  *   The DevX object created, NULL otherwise and rte_errno is set.
2923  */
2924 struct mlx5_devx_obj *
2925 mlx5_devx_cmd_create_crypto_login_obj(void *ctx,
2926 				      struct mlx5_devx_crypto_login_attr *attr)
2927 {
2928 	uint32_t in[MLX5_ST_SZ_DW(create_crypto_login_in)] = {0};
2929 	uint32_t out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)] = {0};
2930 	struct mlx5_devx_obj *crypto_login_obj = NULL;
2931 	void *ptr = NULL, *credential_addr = NULL;
2932 
2933 	crypto_login_obj = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*crypto_login_obj),
2934 				       0, SOCKET_ID_ANY);
2935 	if (crypto_login_obj == NULL) {
2936 		DRV_LOG(ERR, "Failed to allocate CRYPTO_LOGIN object data");
2937 		rte_errno = ENOMEM;
2938 		return NULL;
2939 	}
2940 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, hdr);
2941 	MLX5_SET(general_obj_in_cmd_hdr, ptr, opcode,
2942 		 MLX5_CMD_OP_CREATE_GENERAL_OBJECT);
2943 	MLX5_SET(general_obj_in_cmd_hdr, ptr, obj_type,
2944 		 MLX5_GENERAL_OBJ_TYPE_CRYPTO_LOGIN);
2945 	ptr = MLX5_ADDR_OF(create_crypto_login_in, in, crypto_login);
2946 	MLX5_SET(crypto_login, ptr, credential_pointer,
2947 		 attr->credential_pointer);
2948 	MLX5_SET(crypto_login, ptr, session_import_kek_ptr,
2949 		 attr->session_import_kek_ptr);
2950 	credential_addr = MLX5_ADDR_OF(crypto_login, ptr, credential);
2951 	memcpy(credential_addr, (void *)(attr->credential),
2952 	       MLX5_CRYPTO_CREDENTIAL_SIZE);
2953 	crypto_login_obj->obj = mlx5_glue->devx_obj_create(ctx, in, sizeof(in),
2954 							   out, sizeof(out));
2955 	if (crypto_login_obj->obj == NULL) {
2956 		DEVX_DRV_LOG(ERR, out, "create CRYPTO_LOGIN", NULL, 0);
2957 		mlx5_free(crypto_login_obj);
2958 		return NULL;
2959 	}
2960 	crypto_login_obj->id = MLX5_GET(general_obj_out_cmd_hdr, out, obj_id);
2961 	return crypto_login_obj;
2962 }
2963 
2964 /**
2965  * Query LAG context.
2966  *
2967  * @param[in] ctx
2968  *   Pointer to ibv_context, returned from mlx5dv_open_device.
2969  * @param[out] lag_ctx
2970  *   Pointer to struct mlx5_devx_lag_context, to be set by the routine.
2971  *
2972  * @return
2973  *   0 on success, a negative value otherwise.
2974  */
2975 int
2976 mlx5_devx_cmd_query_lag(void *ctx,
2977 			struct mlx5_devx_lag_context *lag_ctx)
2978 {
2979 	uint32_t in[MLX5_ST_SZ_DW(query_lag_in)] = {0};
2980 	uint32_t out[MLX5_ST_SZ_DW(query_lag_out)] = {0};
2981 	void *lctx;
2982 	int rc;
2983 
2984 	MLX5_SET(query_lag_in, in, opcode, MLX5_CMD_OP_QUERY_LAG);
2985 	rc = mlx5_glue->devx_general_cmd(ctx, in, sizeof(in), out, sizeof(out));
2986 	if (rc)
2987 		goto error;
2988 	lctx = MLX5_ADDR_OF(query_lag_out, out, context);
2989 	lag_ctx->fdb_selection_mode = MLX5_GET(lag_context, lctx,
2990 					       fdb_selection_mode);
2991 	lag_ctx->port_select_mode = MLX5_GET(lag_context, lctx,
2992 					       port_select_mode);
2993 	lag_ctx->lag_state = MLX5_GET(lag_context, lctx, lag_state);
2994 	lag_ctx->tx_remap_affinity_2 = MLX5_GET(lag_context, lctx,
2995 						tx_remap_affinity_2);
2996 	lag_ctx->tx_remap_affinity_1 = MLX5_GET(lag_context, lctx,
2997 						tx_remap_affinity_1);
2998 	return 0;
2999 error:
3000 	rc = (rc > 0) ? -rc : rc;
3001 	return rc;
3002 }
3003