xref: /dpdk/lib/rawdev/rte_rawdev.c (revision daa02b5cddbb8e11b31d41e2bf7bb1ae64dcae2f) 
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2017 NXP
3  */
4 
5 #include <ctype.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <string.h>
9 #include <stdarg.h>
10 #include <errno.h>
11 #include <stdint.h>
12 #include <inttypes.h>
13 #include <sys/types.h>
14 #include <sys/queue.h>
15 
16 #include <rte_string_fns.h>
17 #include <rte_byteorder.h>
18 #include <rte_log.h>
19 #include <rte_debug.h>
20 #include <rte_dev.h>
21 #include <rte_memory.h>
22 #include <rte_memcpy.h>
23 #include <rte_memzone.h>
24 #include <rte_eal.h>
25 #include <rte_per_lcore.h>
26 #include <rte_lcore.h>
27 #include <rte_atomic.h>
28 #include <rte_branch_prediction.h>
29 #include <rte_common.h>
30 #include <rte_malloc.h>
31 #include <rte_errno.h>
32 #include <rte_telemetry.h>
33 
34 #include "rte_rawdev.h"
35 #include "rte_rawdev_pmd.h"
36 
37 static struct rte_rawdev rte_rawdevices[RTE_RAWDEV_MAX_DEVS];
38 
39 struct rte_rawdev *rte_rawdevs = rte_rawdevices;
40 
41 static struct rte_rawdev_global rawdev_globals = {
42 	.nb_devs		= 0
43 };
44 
45 /* Raw device, northbound API implementation */
46 uint8_t
47 rte_rawdev_count(void)
48 {
49 	return rawdev_globals.nb_devs;
50 }
51 
52 uint16_t
53 rte_rawdev_get_dev_id(const char *name)
54 {
55 	uint16_t i;
56 
57 	if (!name)
58 		return -EINVAL;
59 
60 	for (i = 0; i < rawdev_globals.nb_devs; i++)
61 		if ((strcmp(rte_rawdevices[i].name, name)
62 				== 0) &&
63 				(rte_rawdevices[i].attached ==
64 						RTE_RAWDEV_ATTACHED))
65 			return i;
66 	return -ENODEV;
67 }
68 
69 int
70 rte_rawdev_socket_id(uint16_t dev_id)
71 {
72 	struct rte_rawdev *dev;
73 
74 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
75 	dev = &rte_rawdevs[dev_id];
76 
77 	return dev->socket_id;
78 }
79 
80 int
81 rte_rawdev_info_get(uint16_t dev_id, struct rte_rawdev_info *dev_info,
82 		size_t dev_private_size)
83 {
84 	struct rte_rawdev *rawdev;
85 	int ret = 0;
86 
87 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
88 	RTE_FUNC_PTR_OR_ERR_RET(dev_info, -EINVAL);
89 
90 	rawdev = &rte_rawdevs[dev_id];
91 
92 	if (dev_info->dev_private != NULL) {
93 		RTE_FUNC_PTR_OR_ERR_RET(*rawdev->dev_ops->dev_info_get, -ENOTSUP);
94 		ret = (*rawdev->dev_ops->dev_info_get)(rawdev,
95 				dev_info->dev_private,
96 				dev_private_size);
97 	}
98 
99 	dev_info->driver_name = rawdev->driver_name;
100 	dev_info->device = rawdev->device;
101 	dev_info->socket_id = rawdev->socket_id;
102 
103 	return ret;
104 }
105 
106 int
107 rte_rawdev_configure(uint16_t dev_id, struct rte_rawdev_info *dev_conf,
108 		size_t dev_private_size)
109 {
110 	struct rte_rawdev *dev;
111 	int diag;
112 
113 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
114 	RTE_FUNC_PTR_OR_ERR_RET(dev_conf, -EINVAL);
115 
116 	dev = &rte_rawdevs[dev_id];
117 
118 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
119 
120 	if (dev->started) {
121 		RTE_RDEV_ERR(
122 		   "device %d must be stopped to allow configuration", dev_id);
123 		return -EBUSY;
124 	}
125 
126 	/* Configure the device */
127 	diag = (*dev->dev_ops->dev_configure)(dev, dev_conf->dev_private,
128 			dev_private_size);
129 	if (diag != 0)
130 		RTE_RDEV_ERR("dev%d dev_configure = %d", dev_id, diag);
131 	else
132 		dev->attached = 1;
133 
134 	return diag;
135 }
136 
137 int
138 rte_rawdev_queue_conf_get(uint16_t dev_id,
139 			  uint16_t queue_id,
140 			  rte_rawdev_obj_t queue_conf,
141 			  size_t queue_conf_size)
142 {
143 	struct rte_rawdev *dev;
144 
145 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
146 	dev = &rte_rawdevs[dev_id];
147 
148 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_def_conf, -ENOTSUP);
149 	return (*dev->dev_ops->queue_def_conf)(dev, queue_id, queue_conf,
150 			queue_conf_size);
151 }
152 
153 int
154 rte_rawdev_queue_setup(uint16_t dev_id,
155 		       uint16_t queue_id,
156 		       rte_rawdev_obj_t queue_conf,
157 		       size_t queue_conf_size)
158 {
159 	struct rte_rawdev *dev;
160 
161 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
162 	dev = &rte_rawdevs[dev_id];
163 
164 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_setup, -ENOTSUP);
165 	return (*dev->dev_ops->queue_setup)(dev, queue_id, queue_conf,
166 			queue_conf_size);
167 }
168 
169 int
170 rte_rawdev_queue_release(uint16_t dev_id, uint16_t queue_id)
171 {
172 	struct rte_rawdev *dev;
173 
174 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
175 	dev = &rte_rawdevs[dev_id];
176 
177 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_release, -ENOTSUP);
178 	return (*dev->dev_ops->queue_release)(dev, queue_id);
179 }
180 
181 uint16_t
182 rte_rawdev_queue_count(uint16_t dev_id)
183 {
184 	struct rte_rawdev *dev;
185 
186 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
187 	dev = &rte_rawdevs[dev_id];
188 
189 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_count, -ENOTSUP);
190 	return (*dev->dev_ops->queue_count)(dev);
191 }
192 
193 int
194 rte_rawdev_get_attr(uint16_t dev_id,
195 		    const char *attr_name,
196 		    uint64_t *attr_value)
197 {
198 	struct rte_rawdev *dev;
199 
200 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
201 	dev = &rte_rawdevs[dev_id];
202 
203 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->attr_get, -ENOTSUP);
204 	return (*dev->dev_ops->attr_get)(dev, attr_name, attr_value);
205 }
206 
207 int
208 rte_rawdev_set_attr(uint16_t dev_id,
209 		    const char *attr_name,
210 		    const uint64_t attr_value)
211 {
212 	struct rte_rawdev *dev;
213 
214 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
215 	dev = &rte_rawdevs[dev_id];
216 
217 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->attr_set, -ENOTSUP);
218 	return (*dev->dev_ops->attr_set)(dev, attr_name, attr_value);
219 }
220 
221 int
222 rte_rawdev_enqueue_buffers(uint16_t dev_id,
223 			   struct rte_rawdev_buf **buffers,
224 			   unsigned int count,
225 			   rte_rawdev_obj_t context)
226 {
227 	struct rte_rawdev *dev;
228 
229 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
230 	dev = &rte_rawdevs[dev_id];
231 
232 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->enqueue_bufs, -ENOTSUP);
233 	return (*dev->dev_ops->enqueue_bufs)(dev, buffers, count, context);
234 }
235 
236 int
237 rte_rawdev_dequeue_buffers(uint16_t dev_id,
238 			   struct rte_rawdev_buf **buffers,
239 			   unsigned int count,
240 			   rte_rawdev_obj_t context)
241 {
242 	struct rte_rawdev *dev;
243 
244 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
245 	dev = &rte_rawdevs[dev_id];
246 
247 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dequeue_bufs, -ENOTSUP);
248 	return (*dev->dev_ops->dequeue_bufs)(dev, buffers, count, context);
249 }
250 
251 int
252 rte_rawdev_dump(uint16_t dev_id, FILE *f)
253 {
254 	struct rte_rawdev *dev;
255 
256 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
257 	dev = &rte_rawdevs[dev_id];
258 
259 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dump, -ENOTSUP);
260 	return (*dev->dev_ops->dump)(dev, f);
261 }
262 
263 static int
264 xstats_get_count(uint16_t dev_id)
265 {
266 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
267 
268 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_names, -ENOTSUP);
269 	return (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
270 }
271 
272 int
273 rte_rawdev_xstats_names_get(uint16_t dev_id,
274 		struct rte_rawdev_xstats_name *xstats_names,
275 		unsigned int size)
276 {
277 	const struct rte_rawdev *dev;
278 	int cnt_expected_entries;
279 
280 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -ENODEV);
281 
282 	cnt_expected_entries = xstats_get_count(dev_id);
283 
284 	if (xstats_names == NULL || cnt_expected_entries < 0 ||
285 	    (int)size < cnt_expected_entries || size <= 0)
286 		return cnt_expected_entries;
287 
288 	dev = &rte_rawdevs[dev_id];
289 
290 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_names, -ENOTSUP);
291 	return (*dev->dev_ops->xstats_get_names)(dev, xstats_names, size);
292 }
293 
294 /* retrieve rawdev extended statistics */
295 int
296 rte_rawdev_xstats_get(uint16_t dev_id,
297 		      const unsigned int ids[],
298 		      uint64_t values[],
299 		      unsigned int n)
300 {
301 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -ENODEV);
302 	const struct rte_rawdev *dev = &rte_rawdevs[dev_id];
303 
304 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get, -ENOTSUP);
305 	return (*dev->dev_ops->xstats_get)(dev, ids, values, n);
306 }
307 
308 uint64_t
309 rte_rawdev_xstats_by_name_get(uint16_t dev_id,
310 			      const char *name,
311 			      unsigned int *id)
312 {
313 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, 0);
314 	const struct rte_rawdev *dev = &rte_rawdevs[dev_id];
315 	unsigned int temp = -1;
316 
317 	if (id != NULL)
318 		*id = (unsigned int)-1;
319 	else
320 		id = &temp; /* driver never gets a NULL value */
321 
322 	/* implemented by driver */
323 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_get_by_name, -ENOTSUP);
324 	return (*dev->dev_ops->xstats_get_by_name)(dev, name, id);
325 }
326 
327 int
328 rte_rawdev_xstats_reset(uint16_t dev_id,
329 			const uint32_t ids[], uint32_t nb_ids)
330 {
331 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
332 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
333 
334 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->xstats_reset, -ENOTSUP);
335 	return (*dev->dev_ops->xstats_reset)(dev, ids, nb_ids);
336 }
337 
338 int
339 rte_rawdev_firmware_status_get(uint16_t dev_id, rte_rawdev_obj_t status_info)
340 {
341 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
342 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
343 
344 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_status_get, -ENOTSUP);
345 	return (*dev->dev_ops->firmware_status_get)(dev, status_info);
346 }
347 
348 int
349 rte_rawdev_firmware_version_get(uint16_t dev_id, rte_rawdev_obj_t version_info)
350 {
351 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
352 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
353 
354 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_version_get, -ENOTSUP);
355 	return (*dev->dev_ops->firmware_version_get)(dev, version_info);
356 }
357 
358 int
359 rte_rawdev_firmware_load(uint16_t dev_id, rte_rawdev_obj_t firmware_image)
360 {
361 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
362 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
363 
364 	if (!firmware_image)
365 		return -EINVAL;
366 
367 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_load, -ENOTSUP);
368 	return (*dev->dev_ops->firmware_load)(dev, firmware_image);
369 }
370 
371 int
372 rte_rawdev_firmware_unload(uint16_t dev_id)
373 {
374 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
375 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
376 
377 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->firmware_load, -ENOTSUP);
378 	return (*dev->dev_ops->firmware_unload)(dev);
379 }
380 
381 int
382 rte_rawdev_selftest(uint16_t dev_id)
383 {
384 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
385 	struct rte_rawdev *dev = &rte_rawdevs[dev_id];
386 
387 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_selftest, -ENOTSUP);
388 	return (*dev->dev_ops->dev_selftest)(dev_id);
389 }
390 
391 int
392 rte_rawdev_start(uint16_t dev_id)
393 {
394 	struct rte_rawdev *dev;
395 	int diag;
396 
397 	RTE_RDEV_DEBUG("Start dev_id=%" PRIu8, dev_id);
398 
399 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
400 	dev = &rte_rawdevs[dev_id];
401 	if (dev->started != 0) {
402 		RTE_RDEV_ERR("Device with dev_id=%" PRIu8 "already started",
403 			     dev_id);
404 		return 0;
405 	}
406 
407 	if (dev->dev_ops->dev_start == NULL)
408 		goto mark_started;
409 
410 	diag = (*dev->dev_ops->dev_start)(dev);
411 	if (diag != 0)
412 		return diag;
413 
414 mark_started:
415 	dev->started = 1;
416 	return 0;
417 }
418 
419 void
420 rte_rawdev_stop(uint16_t dev_id)
421 {
422 	struct rte_rawdev *dev;
423 
424 	RTE_RDEV_DEBUG("Stop dev_id=%" PRIu8, dev_id);
425 
426 	RTE_RAWDEV_VALID_DEVID_OR_RET(dev_id);
427 	dev = &rte_rawdevs[dev_id];
428 
429 	if (dev->started == 0) {
430 		RTE_RDEV_ERR("Device with dev_id=%" PRIu8 "already stopped",
431 			dev_id);
432 		return;
433 	}
434 
435 	if (dev->dev_ops->dev_stop == NULL)
436 		goto mark_stopped;
437 
438 	(*dev->dev_ops->dev_stop)(dev);
439 
440 mark_stopped:
441 	dev->started = 0;
442 }
443 
444 int
445 rte_rawdev_close(uint16_t dev_id)
446 {
447 	struct rte_rawdev *dev;
448 
449 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
450 	dev = &rte_rawdevs[dev_id];
451 
452 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
453 	/* Device must be stopped before it can be closed */
454 	if (dev->started == 1) {
455 		RTE_RDEV_ERR("Device %u must be stopped before closing",
456 			     dev_id);
457 		return -EBUSY;
458 	}
459 
460 	return (*dev->dev_ops->dev_close)(dev);
461 }
462 
463 int
464 rte_rawdev_reset(uint16_t dev_id)
465 {
466 	struct rte_rawdev *dev;
467 
468 	RTE_RAWDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL);
469 	dev = &rte_rawdevs[dev_id];
470 
471 	RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
472 	/* Reset is not dependent on state of the device */
473 	return (*dev->dev_ops->dev_reset)(dev);
474 }
475 
476 static inline uint8_t
477 rte_rawdev_find_free_device_index(void)
478 {
479 	uint16_t dev_id;
480 
481 	for (dev_id = 0; dev_id < RTE_RAWDEV_MAX_DEVS; dev_id++) {
482 		if (rte_rawdevs[dev_id].attached ==
483 				RTE_RAWDEV_DETACHED)
484 			return dev_id;
485 	}
486 
487 	return RTE_RAWDEV_MAX_DEVS;
488 }
489 
490 struct rte_rawdev *
491 rte_rawdev_pmd_allocate(const char *name, size_t dev_priv_size, int socket_id)
492 {
493 	struct rte_rawdev *rawdev;
494 	uint16_t dev_id;
495 
496 	if (rte_rawdev_pmd_get_named_dev(name) != NULL) {
497 		RTE_RDEV_ERR("Event device with name %s already allocated!",
498 			     name);
499 		return NULL;
500 	}
501 
502 	dev_id = rte_rawdev_find_free_device_index();
503 	if (dev_id == RTE_RAWDEV_MAX_DEVS) {
504 		RTE_RDEV_ERR("Reached maximum number of raw devices");
505 		return NULL;
506 	}
507 
508 	rawdev = &rte_rawdevs[dev_id];
509 
510 	if (dev_priv_size > 0) {
511 		rawdev->dev_private = rte_zmalloc_socket("rawdev private",
512 				     dev_priv_size,
513 				     RTE_CACHE_LINE_SIZE,
514 				     socket_id);
515 		if (!rawdev->dev_private) {
516 			RTE_RDEV_ERR("Unable to allocate memory for rawdev");
517 			return NULL;
518 		}
519 	}
520 
521 	rawdev->dev_id = dev_id;
522 	rawdev->socket_id = socket_id;
523 	rawdev->started = 0;
524 	strlcpy(rawdev->name, name, RTE_RAWDEV_NAME_MAX_LEN);
525 
526 	rawdev->attached = RTE_RAWDEV_ATTACHED;
527 	rawdev_globals.nb_devs++;
528 
529 	return rawdev;
530 }
531 
532 int
533 rte_rawdev_pmd_release(struct rte_rawdev *rawdev)
534 {
535 	int ret;
536 
537 	if (rawdev == NULL)
538 		return -EINVAL;
539 
540 	ret = rte_rawdev_close(rawdev->dev_id);
541 	if (ret < 0)
542 		return ret;
543 
544 	rawdev->attached = RTE_RAWDEV_DETACHED;
545 	rawdev_globals.nb_devs--;
546 
547 	rawdev->dev_id = 0;
548 	rawdev->socket_id = 0;
549 	rawdev->dev_ops = NULL;
550 	if (rawdev->dev_private) {
551 		rte_free(rawdev->dev_private);
552 		rawdev->dev_private = NULL;
553 	}
554 
555 	return 0;
556 }
557 
558 static int
559 handle_dev_list(const char *cmd __rte_unused,
560 		const char *params __rte_unused,
561 		struct rte_tel_data *d)
562 {
563 	int i;
564 
565 	rte_tel_data_start_array(d, RTE_TEL_INT_VAL);
566 	for (i = 0; i < rawdev_globals.nb_devs; i++)
567 		if (rte_rawdevices[i].attached == RTE_RAWDEV_ATTACHED)
568 			rte_tel_data_add_array_int(d, i);
569 	return 0;
570 }
571 
572 static int
573 handle_dev_xstats(const char *cmd __rte_unused,
574 		const char *params,
575 		struct rte_tel_data *d)
576 {
577 	uint64_t *rawdev_xstats;
578 	struct rte_rawdev_xstats_name *xstat_names;
579 	int dev_id, num_xstats, i, ret;
580 	unsigned int *ids;
581 	char *end_param;
582 
583 	if (params == NULL || strlen(params) == 0 || !isdigit(*params))
584 		return -1;
585 
586 	dev_id = strtoul(params, &end_param, 0);
587 	if (*end_param != '\0')
588 		RTE_RDEV_LOG(NOTICE,
589 			"Extra parameters passed to rawdev telemetry command, ignoring");
590 	if (!rte_rawdev_pmd_is_valid_dev(dev_id))
591 		return -1;
592 
593 	num_xstats = xstats_get_count(dev_id);
594 	if (num_xstats < 0)
595 		return -1;
596 
597 	/* use one malloc for names, stats and ids */
598 	rawdev_xstats = malloc((sizeof(uint64_t) +
599 			sizeof(struct rte_rawdev_xstats_name) +
600 			sizeof(unsigned int)) * num_xstats);
601 	if (rawdev_xstats == NULL)
602 		return -1;
603 	xstat_names = (void *)&rawdev_xstats[num_xstats];
604 	ids = (void *)&xstat_names[num_xstats];
605 
606 	ret = rte_rawdev_xstats_names_get(dev_id, xstat_names, num_xstats);
607 	if (ret < 0 || ret > num_xstats) {
608 		free(rawdev_xstats);
609 		return -1;
610 	}
611 
612 	for (i = 0; i < num_xstats; i++)
613 		ids[i] = i;
614 
615 	ret = rte_rawdev_xstats_get(dev_id, ids, rawdev_xstats, num_xstats);
616 	if (ret < 0 || ret > num_xstats) {
617 		free(rawdev_xstats);
618 		return -1;
619 	}
620 
621 	rte_tel_data_start_dict(d);
622 	for (i = 0; i < num_xstats; i++)
623 		rte_tel_data_add_dict_u64(d, xstat_names[i].name,
624 				rawdev_xstats[i]);
625 
626 	free(rawdev_xstats);
627 	return 0;
628 }
629 
630 RTE_LOG_REGISTER_DEFAULT(librawdev_logtype, INFO);
631 
632 RTE_INIT(librawdev_init_telemetry)
633 {
634 	rte_telemetry_register_cmd("/rawdev/list", handle_dev_list,
635 			"Returns list of available rawdev ports. Takes no parameters");
636 	rte_telemetry_register_cmd("/rawdev/xstats", handle_dev_xstats,
637 			"Returns the xstats for a rawdev port. Parameters: int port_id");
638 }
639