8a485d644dad71b630094ff89d3535488c4d638b
[dpdk.git] / lib / librte_ether / rte_ethdev.c
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33
34 #include <sys/types.h>
35 #include <sys/queue.h>
36 #include <ctype.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <string.h>
40 #include <stdarg.h>
41 #include <errno.h>
42 #include <stdint.h>
43 #include <inttypes.h>
44 #include <netinet/in.h>
45
46 #include <rte_byteorder.h>
47 #include <rte_log.h>
48 #include <rte_debug.h>
49 #include <rte_interrupts.h>
50 #include <rte_pci.h>
51 #include <rte_memory.h>
52 #include <rte_memcpy.h>
53 #include <rte_memzone.h>
54 #include <rte_launch.h>
55 #include <rte_eal.h>
56 #include <rte_per_lcore.h>
57 #include <rte_lcore.h>
58 #include <rte_atomic.h>
59 #include <rte_branch_prediction.h>
60 #include <rte_common.h>
61 #include <rte_mempool.h>
62 #include <rte_malloc.h>
63 #include <rte_mbuf.h>
64 #include <rte_errno.h>
65 #include <rte_spinlock.h>
66 #include <rte_string_fns.h>
67
68 #include "rte_ether.h"
69 #include "rte_ethdev.h"
70 #include "ethdev_profile.h"
71
72 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
73 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
74 static struct rte_eth_dev_data *rte_eth_dev_data;
75 static uint8_t eth_dev_last_created_port;
76
77 /* spinlock for eth device callbacks */
78 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
79
80 /* spinlock for add/remove rx callbacks */
81 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
82
83 /* spinlock for add/remove tx callbacks */
84 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
85
86 /* store statistics names and its offset in stats structure  */
87 struct rte_eth_xstats_name_off {
88         char name[RTE_ETH_XSTATS_NAME_SIZE];
89         unsigned offset;
90 };
91
92 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
93         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
94         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
95         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
96         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
97         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
98         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
99         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
100                 rx_nombuf)},
101 };
102
103 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
104
105 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
106         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
107         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
108         {"errors", offsetof(struct rte_eth_stats, q_errors)},
109 };
110
111 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
112                 sizeof(rte_rxq_stats_strings[0]))
113
114 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
115         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
116         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
117 };
118 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
119                 sizeof(rte_txq_stats_strings[0]))
120
121
122 /**
123  * The user application callback description.
124  *
125  * It contains callback address to be registered by user application,
126  * the pointer to the parameters for callback, and the event type.
127  */
128 struct rte_eth_dev_callback {
129         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
130         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
131         void *cb_arg;                           /**< Parameter for callback */
132         void *ret_param;                        /**< Return parameter */
133         enum rte_eth_event_type event;          /**< Interrupt event type */
134         uint32_t active;                        /**< Callback is executing */
135 };
136
137 enum {
138         STAT_QMAP_TX = 0,
139         STAT_QMAP_RX
140 };
141
142 uint16_t
143 rte_eth_find_next(uint16_t port_id)
144 {
145         while (port_id < RTE_MAX_ETHPORTS &&
146                rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED)
147                 port_id++;
148
149         if (port_id >= RTE_MAX_ETHPORTS)
150                 return RTE_MAX_ETHPORTS;
151
152         return port_id;
153 }
154
155 static void
156 rte_eth_dev_data_alloc(void)
157 {
158         const unsigned flags = 0;
159         const struct rte_memzone *mz;
160
161         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
162                 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
163                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data),
164                                 rte_socket_id(), flags);
165         } else
166                 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
167         if (mz == NULL)
168                 rte_panic("Cannot allocate memzone for ethernet port data\n");
169
170         rte_eth_dev_data = mz->addr;
171         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
172                 memset(rte_eth_dev_data, 0,
173                                 RTE_MAX_ETHPORTS * sizeof(*rte_eth_dev_data));
174 }
175
176 struct rte_eth_dev *
177 rte_eth_dev_allocated(const char *name)
178 {
179         unsigned i;
180
181         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
182                 if ((rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED) &&
183                     strcmp(rte_eth_devices[i].data->name, name) == 0)
184                         return &rte_eth_devices[i];
185         }
186         return NULL;
187 }
188
189 static uint16_t
190 rte_eth_dev_find_free_port(void)
191 {
192         unsigned i;
193
194         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
195                 if (rte_eth_devices[i].state == RTE_ETH_DEV_UNUSED)
196                         return i;
197         }
198         return RTE_MAX_ETHPORTS;
199 }
200
201 static struct rte_eth_dev *
202 eth_dev_get(uint16_t port_id)
203 {
204         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
205
206         eth_dev->data = &rte_eth_dev_data[port_id];
207         eth_dev->state = RTE_ETH_DEV_ATTACHED;
208         TAILQ_INIT(&(eth_dev->link_intr_cbs));
209
210         eth_dev_last_created_port = port_id;
211
212         return eth_dev;
213 }
214
215 struct rte_eth_dev *
216 rte_eth_dev_allocate(const char *name)
217 {
218         uint16_t port_id;
219         struct rte_eth_dev *eth_dev;
220
221         port_id = rte_eth_dev_find_free_port();
222         if (port_id == RTE_MAX_ETHPORTS) {
223                 RTE_PMD_DEBUG_TRACE("Reached maximum number of Ethernet ports\n");
224                 return NULL;
225         }
226
227         if (rte_eth_dev_data == NULL)
228                 rte_eth_dev_data_alloc();
229
230         if (rte_eth_dev_allocated(name) != NULL) {
231                 RTE_PMD_DEBUG_TRACE("Ethernet Device with name %s already allocated!\n",
232                                 name);
233                 return NULL;
234         }
235
236         memset(&rte_eth_dev_data[port_id], 0, sizeof(struct rte_eth_dev_data));
237         eth_dev = eth_dev_get(port_id);
238         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
239         eth_dev->data->port_id = port_id;
240         eth_dev->data->mtu = ETHER_MTU;
241
242         return eth_dev;
243 }
244
245 /*
246  * Attach to a port already registered by the primary process, which
247  * makes sure that the same device would have the same port id both
248  * in the primary and secondary process.
249  */
250 struct rte_eth_dev *
251 rte_eth_dev_attach_secondary(const char *name)
252 {
253         uint16_t i;
254         struct rte_eth_dev *eth_dev;
255
256         if (rte_eth_dev_data == NULL)
257                 rte_eth_dev_data_alloc();
258
259         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
260                 if (strcmp(rte_eth_dev_data[i].name, name) == 0)
261                         break;
262         }
263         if (i == RTE_MAX_ETHPORTS) {
264                 RTE_PMD_DEBUG_TRACE(
265                         "device %s is not driven by the primary process\n",
266                         name);
267                 return NULL;
268         }
269
270         eth_dev = eth_dev_get(i);
271         RTE_ASSERT(eth_dev->data->port_id == i);
272
273         return eth_dev;
274 }
275
276 int
277 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
278 {
279         if (eth_dev == NULL)
280                 return -EINVAL;
281
282         eth_dev->state = RTE_ETH_DEV_UNUSED;
283         return 0;
284 }
285
286 int
287 rte_eth_dev_is_valid_port(uint16_t port_id)
288 {
289         if (port_id >= RTE_MAX_ETHPORTS ||
290             (rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
291              rte_eth_devices[port_id].state != RTE_ETH_DEV_DEFERRED))
292                 return 0;
293         else
294                 return 1;
295 }
296
297 int
298 rte_eth_dev_socket_id(uint16_t port_id)
299 {
300         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
301         return rte_eth_devices[port_id].data->numa_node;
302 }
303
304 void *
305 rte_eth_dev_get_sec_ctx(uint8_t port_id)
306 {
307         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
308         return rte_eth_devices[port_id].security_ctx;
309 }
310
311 uint16_t
312 rte_eth_dev_count(void)
313 {
314         uint16_t p;
315         uint16_t count;
316
317         count = 0;
318
319         RTE_ETH_FOREACH_DEV(p)
320                 count++;
321
322         return count;
323 }
324
325 int
326 rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
327 {
328         char *tmp;
329
330         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
331
332         if (name == NULL) {
333                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
334                 return -EINVAL;
335         }
336
337         /* shouldn't check 'rte_eth_devices[i].data',
338          * because it might be overwritten by VDEV PMD */
339         tmp = rte_eth_dev_data[port_id].name;
340         strcpy(name, tmp);
341         return 0;
342 }
343
344 int
345 rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
346 {
347         int i;
348
349         if (name == NULL) {
350                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
351                 return -EINVAL;
352         }
353
354         RTE_ETH_FOREACH_DEV(i) {
355                 if (!strncmp(name,
356                         rte_eth_dev_data[i].name, strlen(name))) {
357
358                         *port_id = i;
359
360                         return 0;
361                 }
362         }
363         return -ENODEV;
364 }
365
366 static int
367 rte_eth_dev_is_detachable(uint16_t port_id)
368 {
369         uint32_t dev_flags;
370
371         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
372
373         dev_flags = rte_eth_devices[port_id].data->dev_flags;
374         if ((dev_flags & RTE_ETH_DEV_DETACHABLE) &&
375                 (!(dev_flags & RTE_ETH_DEV_BONDED_SLAVE)))
376                 return 0;
377         else
378                 return 1;
379 }
380
381 /* attach the new device, then store port_id of the device */
382 int
383 rte_eth_dev_attach(const char *devargs, uint16_t *port_id)
384 {
385         int ret = -1;
386         int current = rte_eth_dev_count();
387         char *name = NULL;
388         char *args = NULL;
389
390         if ((devargs == NULL) || (port_id == NULL)) {
391                 ret = -EINVAL;
392                 goto err;
393         }
394
395         /* parse devargs, then retrieve device name and args */
396         if (rte_eal_parse_devargs_str(devargs, &name, &args))
397                 goto err;
398
399         ret = rte_eal_dev_attach(name, args);
400         if (ret < 0)
401                 goto err;
402
403         /* no point looking at the port count if no port exists */
404         if (!rte_eth_dev_count()) {
405                 RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
406                 ret = -1;
407                 goto err;
408         }
409
410         /* if nothing happened, there is a bug here, since some driver told us
411          * it did attach a device, but did not create a port.
412          */
413         if (current == rte_eth_dev_count()) {
414                 ret = -1;
415                 goto err;
416         }
417
418         *port_id = eth_dev_last_created_port;
419         ret = 0;
420
421 err:
422         free(name);
423         free(args);
424         return ret;
425 }
426
427 /* detach the device, then store the name of the device */
428 int
429 rte_eth_dev_detach(uint16_t port_id, char *name)
430 {
431         int ret = -1;
432
433         if (name == NULL) {
434                 ret = -EINVAL;
435                 goto err;
436         }
437
438         /* FIXME: move this to eal, once device flags are relocated there */
439         if (rte_eth_dev_is_detachable(port_id))
440                 goto err;
441
442         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
443                  "%s", rte_eth_devices[port_id].data->name);
444
445         ret = rte_eal_dev_detach(rte_eth_devices[port_id].device);
446         if (ret < 0)
447                 goto err;
448
449         rte_eth_devices[port_id].state = RTE_ETH_DEV_UNUSED;
450         return 0;
451
452 err:
453         return ret;
454 }
455
456 static int
457 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
458 {
459         uint16_t old_nb_queues = dev->data->nb_rx_queues;
460         void **rxq;
461         unsigned i;
462
463         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
464                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
465                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
466                                 RTE_CACHE_LINE_SIZE);
467                 if (dev->data->rx_queues == NULL) {
468                         dev->data->nb_rx_queues = 0;
469                         return -(ENOMEM);
470                 }
471         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
472                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
473
474                 rxq = dev->data->rx_queues;
475
476                 for (i = nb_queues; i < old_nb_queues; i++)
477                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
478                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
479                                 RTE_CACHE_LINE_SIZE);
480                 if (rxq == NULL)
481                         return -(ENOMEM);
482                 if (nb_queues > old_nb_queues) {
483                         uint16_t new_qs = nb_queues - old_nb_queues;
484
485                         memset(rxq + old_nb_queues, 0,
486                                 sizeof(rxq[0]) * new_qs);
487                 }
488
489                 dev->data->rx_queues = rxq;
490
491         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
492                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
493
494                 rxq = dev->data->rx_queues;
495
496                 for (i = nb_queues; i < old_nb_queues; i++)
497                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
498
499                 rte_free(dev->data->rx_queues);
500                 dev->data->rx_queues = NULL;
501         }
502         dev->data->nb_rx_queues = nb_queues;
503         return 0;
504 }
505
506 int
507 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
508 {
509         struct rte_eth_dev *dev;
510
511         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
512
513         dev = &rte_eth_devices[port_id];
514         if (rx_queue_id >= dev->data->nb_rx_queues) {
515                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
516                 return -EINVAL;
517         }
518
519         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
520
521         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
522                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
523                         " already started\n",
524                         rx_queue_id, port_id);
525                 return 0;
526         }
527
528         return dev->dev_ops->rx_queue_start(dev, rx_queue_id);
529
530 }
531
532 int
533 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
534 {
535         struct rte_eth_dev *dev;
536
537         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
538
539         dev = &rte_eth_devices[port_id];
540         if (rx_queue_id >= dev->data->nb_rx_queues) {
541                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
542                 return -EINVAL;
543         }
544
545         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
546
547         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
548                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
549                         " already stopped\n",
550                         rx_queue_id, port_id);
551                 return 0;
552         }
553
554         return dev->dev_ops->rx_queue_stop(dev, rx_queue_id);
555
556 }
557
558 int
559 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
560 {
561         struct rte_eth_dev *dev;
562
563         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
564
565         dev = &rte_eth_devices[port_id];
566         if (tx_queue_id >= dev->data->nb_tx_queues) {
567                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
568                 return -EINVAL;
569         }
570
571         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
572
573         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
574                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
575                         " already started\n",
576                         tx_queue_id, port_id);
577                 return 0;
578         }
579
580         return dev->dev_ops->tx_queue_start(dev, tx_queue_id);
581
582 }
583
584 int
585 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
586 {
587         struct rte_eth_dev *dev;
588
589         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
590
591         dev = &rte_eth_devices[port_id];
592         if (tx_queue_id >= dev->data->nb_tx_queues) {
593                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
594                 return -EINVAL;
595         }
596
597         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
598
599         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
600                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
601                         " already stopped\n",
602                         tx_queue_id, port_id);
603                 return 0;
604         }
605
606         return dev->dev_ops->tx_queue_stop(dev, tx_queue_id);
607
608 }
609
610 static int
611 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
612 {
613         uint16_t old_nb_queues = dev->data->nb_tx_queues;
614         void **txq;
615         unsigned i;
616
617         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
618                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
619                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
620                                                    RTE_CACHE_LINE_SIZE);
621                 if (dev->data->tx_queues == NULL) {
622                         dev->data->nb_tx_queues = 0;
623                         return -(ENOMEM);
624                 }
625         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
626                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
627
628                 txq = dev->data->tx_queues;
629
630                 for (i = nb_queues; i < old_nb_queues; i++)
631                         (*dev->dev_ops->tx_queue_release)(txq[i]);
632                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
633                                   RTE_CACHE_LINE_SIZE);
634                 if (txq == NULL)
635                         return -ENOMEM;
636                 if (nb_queues > old_nb_queues) {
637                         uint16_t new_qs = nb_queues - old_nb_queues;
638
639                         memset(txq + old_nb_queues, 0,
640                                sizeof(txq[0]) * new_qs);
641                 }
642
643                 dev->data->tx_queues = txq;
644
645         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
646                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
647
648                 txq = dev->data->tx_queues;
649
650                 for (i = nb_queues; i < old_nb_queues; i++)
651                         (*dev->dev_ops->tx_queue_release)(txq[i]);
652
653                 rte_free(dev->data->tx_queues);
654                 dev->data->tx_queues = NULL;
655         }
656         dev->data->nb_tx_queues = nb_queues;
657         return 0;
658 }
659
660 uint32_t
661 rte_eth_speed_bitflag(uint32_t speed, int duplex)
662 {
663         switch (speed) {
664         case ETH_SPEED_NUM_10M:
665                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
666         case ETH_SPEED_NUM_100M:
667                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
668         case ETH_SPEED_NUM_1G:
669                 return ETH_LINK_SPEED_1G;
670         case ETH_SPEED_NUM_2_5G:
671                 return ETH_LINK_SPEED_2_5G;
672         case ETH_SPEED_NUM_5G:
673                 return ETH_LINK_SPEED_5G;
674         case ETH_SPEED_NUM_10G:
675                 return ETH_LINK_SPEED_10G;
676         case ETH_SPEED_NUM_20G:
677                 return ETH_LINK_SPEED_20G;
678         case ETH_SPEED_NUM_25G:
679                 return ETH_LINK_SPEED_25G;
680         case ETH_SPEED_NUM_40G:
681                 return ETH_LINK_SPEED_40G;
682         case ETH_SPEED_NUM_50G:
683                 return ETH_LINK_SPEED_50G;
684         case ETH_SPEED_NUM_56G:
685                 return ETH_LINK_SPEED_56G;
686         case ETH_SPEED_NUM_100G:
687                 return ETH_LINK_SPEED_100G;
688         default:
689                 return 0;
690         }
691 }
692
693 /**
694  * A conversion function from rxmode bitfield API.
695  */
696 static void
697 rte_eth_convert_rx_offload_bitfield(const struct rte_eth_rxmode *rxmode,
698                                     uint64_t *rx_offloads)
699 {
700         uint64_t offloads = 0;
701
702         if (rxmode->header_split == 1)
703                 offloads |= DEV_RX_OFFLOAD_HEADER_SPLIT;
704         if (rxmode->hw_ip_checksum == 1)
705                 offloads |= DEV_RX_OFFLOAD_CHECKSUM;
706         if (rxmode->hw_vlan_filter == 1)
707                 offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
708         if (rxmode->hw_vlan_strip == 1)
709                 offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
710         if (rxmode->hw_vlan_extend == 1)
711                 offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
712         if (rxmode->jumbo_frame == 1)
713                 offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
714         if (rxmode->hw_strip_crc == 1)
715                 offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
716         if (rxmode->enable_scatter == 1)
717                 offloads |= DEV_RX_OFFLOAD_SCATTER;
718         if (rxmode->enable_lro == 1)
719                 offloads |= DEV_RX_OFFLOAD_TCP_LRO;
720         if (rxmode->hw_timestamp == 1)
721                 offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
722         if (rxmode->security == 1)
723                 offloads |= DEV_RX_OFFLOAD_SECURITY;
724
725         *rx_offloads = offloads;
726 }
727
728 /**
729  * A conversion function from rxmode offloads API.
730  */
731 static void
732 rte_eth_convert_rx_offloads(const uint64_t rx_offloads,
733                             struct rte_eth_rxmode *rxmode)
734 {
735
736         if (rx_offloads & DEV_RX_OFFLOAD_HEADER_SPLIT)
737                 rxmode->header_split = 1;
738         else
739                 rxmode->header_split = 0;
740         if (rx_offloads & DEV_RX_OFFLOAD_CHECKSUM)
741                 rxmode->hw_ip_checksum = 1;
742         else
743                 rxmode->hw_ip_checksum = 0;
744         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
745                 rxmode->hw_vlan_filter = 1;
746         else
747                 rxmode->hw_vlan_filter = 0;
748         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
749                 rxmode->hw_vlan_strip = 1;
750         else
751                 rxmode->hw_vlan_strip = 0;
752         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
753                 rxmode->hw_vlan_extend = 1;
754         else
755                 rxmode->hw_vlan_extend = 0;
756         if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
757                 rxmode->jumbo_frame = 1;
758         else
759                 rxmode->jumbo_frame = 0;
760         if (rx_offloads & DEV_RX_OFFLOAD_CRC_STRIP)
761                 rxmode->hw_strip_crc = 1;
762         else
763                 rxmode->hw_strip_crc = 0;
764         if (rx_offloads & DEV_RX_OFFLOAD_SCATTER)
765                 rxmode->enable_scatter = 1;
766         else
767                 rxmode->enable_scatter = 0;
768         if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO)
769                 rxmode->enable_lro = 1;
770         else
771                 rxmode->enable_lro = 0;
772         if (rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP)
773                 rxmode->hw_timestamp = 1;
774         else
775                 rxmode->hw_timestamp = 0;
776         if (rx_offloads & DEV_RX_OFFLOAD_SECURITY)
777                 rxmode->security = 1;
778         else
779                 rxmode->security = 0;
780 }
781
782 int
783 rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
784                       const struct rte_eth_conf *dev_conf)
785 {
786         struct rte_eth_dev *dev;
787         struct rte_eth_dev_info dev_info;
788         struct rte_eth_conf local_conf = *dev_conf;
789         int diag;
790
791         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
792
793         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
794                 RTE_PMD_DEBUG_TRACE(
795                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
796                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
797                 return -EINVAL;
798         }
799
800         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
801                 RTE_PMD_DEBUG_TRACE(
802                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
803                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
804                 return -EINVAL;
805         }
806
807         dev = &rte_eth_devices[port_id];
808
809         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
810         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
811
812         if (dev->data->dev_started) {
813                 RTE_PMD_DEBUG_TRACE(
814                     "port %d must be stopped to allow configuration\n", port_id);
815                 return -EBUSY;
816         }
817
818         /*
819          * Convert between the offloads API to enable PMDs to support
820          * only one of them.
821          */
822         if ((dev_conf->rxmode.ignore_offload_bitfield == 0)) {
823                 rte_eth_convert_rx_offload_bitfield(
824                                 &dev_conf->rxmode, &local_conf.rxmode.offloads);
825         } else {
826                 rte_eth_convert_rx_offloads(dev_conf->rxmode.offloads,
827                                             &local_conf.rxmode);
828         }
829
830         /* Copy the dev_conf parameter into the dev structure */
831         memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
832
833         /*
834          * Check that the numbers of RX and TX queues are not greater
835          * than the maximum number of RX and TX queues supported by the
836          * configured device.
837          */
838         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
839
840         if (nb_rx_q == 0 && nb_tx_q == 0) {
841                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
842                 return -EINVAL;
843         }
844
845         if (nb_rx_q > dev_info.max_rx_queues) {
846                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
847                                 port_id, nb_rx_q, dev_info.max_rx_queues);
848                 return -EINVAL;
849         }
850
851         if (nb_tx_q > dev_info.max_tx_queues) {
852                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
853                                 port_id, nb_tx_q, dev_info.max_tx_queues);
854                 return -EINVAL;
855         }
856
857         /* Check that the device supports requested interrupts */
858         if ((dev_conf->intr_conf.lsc == 1) &&
859                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
860                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
861                                         dev->device->driver->name);
862                         return -EINVAL;
863         }
864         if ((dev_conf->intr_conf.rmv == 1) &&
865             (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
866                 RTE_PMD_DEBUG_TRACE("driver %s does not support rmv\n",
867                                     dev->device->driver->name);
868                 return -EINVAL;
869         }
870
871         /*
872          * If jumbo frames are enabled, check that the maximum RX packet
873          * length is supported by the configured device.
874          */
875         if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
876                 if (dev_conf->rxmode.max_rx_pkt_len >
877                     dev_info.max_rx_pktlen) {
878                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
879                                 " > max valid value %u\n",
880                                 port_id,
881                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
882                                 (unsigned)dev_info.max_rx_pktlen);
883                         return -EINVAL;
884                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
885                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
886                                 " < min valid value %u\n",
887                                 port_id,
888                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
889                                 (unsigned)ETHER_MIN_LEN);
890                         return -EINVAL;
891                 }
892         } else {
893                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
894                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
895                         /* Use default value */
896                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
897                                                         ETHER_MAX_LEN;
898         }
899
900         /*
901          * Setup new number of RX/TX queues and reconfigure device.
902          */
903         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
904         if (diag != 0) {
905                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
906                                 port_id, diag);
907                 return diag;
908         }
909
910         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
911         if (diag != 0) {
912                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
913                                 port_id, diag);
914                 rte_eth_dev_rx_queue_config(dev, 0);
915                 return diag;
916         }
917
918         diag = (*dev->dev_ops->dev_configure)(dev);
919         if (diag != 0) {
920                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
921                                 port_id, diag);
922                 rte_eth_dev_rx_queue_config(dev, 0);
923                 rte_eth_dev_tx_queue_config(dev, 0);
924                 return diag;
925         }
926
927         /* Initialize Rx profiling if enabled at compilation time. */
928         diag = __rte_eth_profile_rx_init(port_id, dev);
929         if (diag != 0) {
930                 RTE_PMD_DEBUG_TRACE("port%d __rte_eth_profile_rx_init = %d\n",
931                                 port_id, diag);
932                 rte_eth_dev_rx_queue_config(dev, 0);
933                 rte_eth_dev_tx_queue_config(dev, 0);
934                 return diag;
935         }
936
937         return 0;
938 }
939
940 void
941 _rte_eth_dev_reset(struct rte_eth_dev *dev)
942 {
943         if (dev->data->dev_started) {
944                 RTE_PMD_DEBUG_TRACE(
945                         "port %d must be stopped to allow reset\n",
946                         dev->data->port_id);
947                 return;
948         }
949
950         rte_eth_dev_rx_queue_config(dev, 0);
951         rte_eth_dev_tx_queue_config(dev, 0);
952
953         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
954 }
955
956 static void
957 rte_eth_dev_config_restore(uint16_t port_id)
958 {
959         struct rte_eth_dev *dev;
960         struct rte_eth_dev_info dev_info;
961         struct ether_addr *addr;
962         uint16_t i;
963         uint32_t pool = 0;
964         uint64_t pool_mask;
965
966         dev = &rte_eth_devices[port_id];
967
968         rte_eth_dev_info_get(port_id, &dev_info);
969
970         /* replay MAC address configuration including default MAC */
971         addr = &dev->data->mac_addrs[0];
972         if (*dev->dev_ops->mac_addr_set != NULL)
973                 (*dev->dev_ops->mac_addr_set)(dev, addr);
974         else if (*dev->dev_ops->mac_addr_add != NULL)
975                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
976
977         if (*dev->dev_ops->mac_addr_add != NULL) {
978                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
979                         addr = &dev->data->mac_addrs[i];
980
981                         /* skip zero address */
982                         if (is_zero_ether_addr(addr))
983                                 continue;
984
985                         pool = 0;
986                         pool_mask = dev->data->mac_pool_sel[i];
987
988                         do {
989                                 if (pool_mask & 1ULL)
990                                         (*dev->dev_ops->mac_addr_add)(dev,
991                                                 addr, i, pool);
992                                 pool_mask >>= 1;
993                                 pool++;
994                         } while (pool_mask);
995                 }
996         }
997
998         /* replay promiscuous configuration */
999         if (rte_eth_promiscuous_get(port_id) == 1)
1000                 rte_eth_promiscuous_enable(port_id);
1001         else if (rte_eth_promiscuous_get(port_id) == 0)
1002                 rte_eth_promiscuous_disable(port_id);
1003
1004         /* replay all multicast configuration */
1005         if (rte_eth_allmulticast_get(port_id) == 1)
1006                 rte_eth_allmulticast_enable(port_id);
1007         else if (rte_eth_allmulticast_get(port_id) == 0)
1008                 rte_eth_allmulticast_disable(port_id);
1009 }
1010
1011 int
1012 rte_eth_dev_start(uint16_t port_id)
1013 {
1014         struct rte_eth_dev *dev;
1015         int diag;
1016
1017         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1018
1019         dev = &rte_eth_devices[port_id];
1020
1021         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1022
1023         if (dev->data->dev_started != 0) {
1024                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1025                         " already started\n",
1026                         port_id);
1027                 return 0;
1028         }
1029
1030         diag = (*dev->dev_ops->dev_start)(dev);
1031         if (diag == 0)
1032                 dev->data->dev_started = 1;
1033         else
1034                 return diag;
1035
1036         rte_eth_dev_config_restore(port_id);
1037
1038         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1039                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1040                 (*dev->dev_ops->link_update)(dev, 0);
1041         }
1042         return 0;
1043 }
1044
1045 void
1046 rte_eth_dev_stop(uint16_t port_id)
1047 {
1048         struct rte_eth_dev *dev;
1049
1050         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1051         dev = &rte_eth_devices[port_id];
1052
1053         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1054
1055         if (dev->data->dev_started == 0) {
1056                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1057                         " already stopped\n",
1058                         port_id);
1059                 return;
1060         }
1061
1062         dev->data->dev_started = 0;
1063         (*dev->dev_ops->dev_stop)(dev);
1064 }
1065
1066 int
1067 rte_eth_dev_set_link_up(uint16_t port_id)
1068 {
1069         struct rte_eth_dev *dev;
1070
1071         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1072
1073         dev = &rte_eth_devices[port_id];
1074
1075         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1076         return (*dev->dev_ops->dev_set_link_up)(dev);
1077 }
1078
1079 int
1080 rte_eth_dev_set_link_down(uint16_t port_id)
1081 {
1082         struct rte_eth_dev *dev;
1083
1084         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1085
1086         dev = &rte_eth_devices[port_id];
1087
1088         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1089         return (*dev->dev_ops->dev_set_link_down)(dev);
1090 }
1091
1092 void
1093 rte_eth_dev_close(uint16_t port_id)
1094 {
1095         struct rte_eth_dev *dev;
1096
1097         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1098         dev = &rte_eth_devices[port_id];
1099
1100         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1101         dev->data->dev_started = 0;
1102         (*dev->dev_ops->dev_close)(dev);
1103
1104         dev->data->nb_rx_queues = 0;
1105         rte_free(dev->data->rx_queues);
1106         dev->data->rx_queues = NULL;
1107         dev->data->nb_tx_queues = 0;
1108         rte_free(dev->data->tx_queues);
1109         dev->data->tx_queues = NULL;
1110 }
1111
1112 int
1113 rte_eth_dev_reset(uint16_t port_id)
1114 {
1115         struct rte_eth_dev *dev;
1116         int ret;
1117
1118         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1119         dev = &rte_eth_devices[port_id];
1120
1121         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
1122
1123         rte_eth_dev_stop(port_id);
1124         ret = dev->dev_ops->dev_reset(dev);
1125
1126         return ret;
1127 }
1128
1129 int
1130 rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
1131                        uint16_t nb_rx_desc, unsigned int socket_id,
1132                        const struct rte_eth_rxconf *rx_conf,
1133                        struct rte_mempool *mp)
1134 {
1135         int ret;
1136         uint32_t mbp_buf_size;
1137         struct rte_eth_dev *dev;
1138         struct rte_eth_dev_info dev_info;
1139         struct rte_eth_rxconf local_conf;
1140         void **rxq;
1141
1142         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1143
1144         dev = &rte_eth_devices[port_id];
1145         if (rx_queue_id >= dev->data->nb_rx_queues) {
1146                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1147                 return -EINVAL;
1148         }
1149
1150         if (dev->data->dev_started) {
1151                 RTE_PMD_DEBUG_TRACE(
1152                     "port %d must be stopped to allow configuration\n", port_id);
1153                 return -EBUSY;
1154         }
1155
1156         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1157         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1158
1159         /*
1160          * Check the size of the mbuf data buffer.
1161          * This value must be provided in the private data of the memory pool.
1162          * First check that the memory pool has a valid private data.
1163          */
1164         rte_eth_dev_info_get(port_id, &dev_info);
1165         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1166                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1167                                 mp->name, (int) mp->private_data_size,
1168                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1169                 return -ENOSPC;
1170         }
1171         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1172
1173         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1174                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1175                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1176                                 "=%d)\n",
1177                                 mp->name,
1178                                 (int)mbp_buf_size,
1179                                 (int)(RTE_PKTMBUF_HEADROOM +
1180                                       dev_info.min_rx_bufsize),
1181                                 (int)RTE_PKTMBUF_HEADROOM,
1182                                 (int)dev_info.min_rx_bufsize);
1183                 return -EINVAL;
1184         }
1185
1186         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1187                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1188                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1189
1190                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1191                         "should be: <= %hu, = %hu, and a product of %hu\n",
1192                         nb_rx_desc,
1193                         dev_info.rx_desc_lim.nb_max,
1194                         dev_info.rx_desc_lim.nb_min,
1195                         dev_info.rx_desc_lim.nb_align);
1196                 return -EINVAL;
1197         }
1198
1199         rxq = dev->data->rx_queues;
1200         if (rxq[rx_queue_id]) {
1201                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1202                                         -ENOTSUP);
1203                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1204                 rxq[rx_queue_id] = NULL;
1205         }
1206
1207         if (rx_conf == NULL)
1208                 rx_conf = &dev_info.default_rxconf;
1209
1210         local_conf = *rx_conf;
1211         if (dev->data->dev_conf.rxmode.ignore_offload_bitfield == 0) {
1212                 /**
1213                  * Reflect port offloads to queue offloads in order for
1214                  * offloads to not be discarded.
1215                  */
1216                 rte_eth_convert_rx_offload_bitfield(&dev->data->dev_conf.rxmode,
1217                                                     &local_conf.offloads);
1218         }
1219
1220         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1221                                               socket_id, &local_conf, mp);
1222         if (!ret) {
1223                 if (!dev->data->min_rx_buf_size ||
1224                     dev->data->min_rx_buf_size > mbp_buf_size)
1225                         dev->data->min_rx_buf_size = mbp_buf_size;
1226         }
1227
1228         return ret;
1229 }
1230
1231 /**
1232  * A conversion function from txq_flags API.
1233  */
1234 static void
1235 rte_eth_convert_txq_flags(const uint32_t txq_flags, uint64_t *tx_offloads)
1236 {
1237         uint64_t offloads = 0;
1238
1239         if (!(txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS))
1240                 offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
1241         if (!(txq_flags & ETH_TXQ_FLAGS_NOVLANOFFL))
1242                 offloads |= DEV_TX_OFFLOAD_VLAN_INSERT;
1243         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP))
1244                 offloads |= DEV_TX_OFFLOAD_SCTP_CKSUM;
1245         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMUDP))
1246                 offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
1247         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMTCP))
1248                 offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
1249         if ((txq_flags & ETH_TXQ_FLAGS_NOREFCOUNT) &&
1250             (txq_flags & ETH_TXQ_FLAGS_NOMULTMEMP))
1251                 offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
1252
1253         *tx_offloads = offloads;
1254 }
1255
1256 /**
1257  * A conversion function from offloads API.
1258  */
1259 static void
1260 rte_eth_convert_txq_offloads(const uint64_t tx_offloads, uint32_t *txq_flags)
1261 {
1262         uint32_t flags = 0;
1263
1264         if (!(tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS))
1265                 flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
1266         if (!(tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT))
1267                 flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
1268         if (!(tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))
1269                 flags |= ETH_TXQ_FLAGS_NOXSUMSCTP;
1270         if (!(tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM))
1271                 flags |= ETH_TXQ_FLAGS_NOXSUMUDP;
1272         if (!(tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM))
1273                 flags |= ETH_TXQ_FLAGS_NOXSUMTCP;
1274         if (tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
1275                 flags |= (ETH_TXQ_FLAGS_NOREFCOUNT | ETH_TXQ_FLAGS_NOMULTMEMP);
1276
1277         *txq_flags = flags;
1278 }
1279
1280 int
1281 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
1282                        uint16_t nb_tx_desc, unsigned int socket_id,
1283                        const struct rte_eth_txconf *tx_conf)
1284 {
1285         struct rte_eth_dev *dev;
1286         struct rte_eth_dev_info dev_info;
1287         struct rte_eth_txconf local_conf;
1288         void **txq;
1289
1290         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1291
1292         dev = &rte_eth_devices[port_id];
1293         if (tx_queue_id >= dev->data->nb_tx_queues) {
1294                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1295                 return -EINVAL;
1296         }
1297
1298         if (dev->data->dev_started) {
1299                 RTE_PMD_DEBUG_TRACE(
1300                     "port %d must be stopped to allow configuration\n", port_id);
1301                 return -EBUSY;
1302         }
1303
1304         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1305         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1306
1307         rte_eth_dev_info_get(port_id, &dev_info);
1308
1309         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1310             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1311             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1312                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1313                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1314                                 nb_tx_desc,
1315                                 dev_info.tx_desc_lim.nb_max,
1316                                 dev_info.tx_desc_lim.nb_min,
1317                                 dev_info.tx_desc_lim.nb_align);
1318                 return -EINVAL;
1319         }
1320
1321         txq = dev->data->tx_queues;
1322         if (txq[tx_queue_id]) {
1323                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1324                                         -ENOTSUP);
1325                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1326                 txq[tx_queue_id] = NULL;
1327         }
1328
1329         if (tx_conf == NULL)
1330                 tx_conf = &dev_info.default_txconf;
1331
1332         /*
1333          * Convert between the offloads API to enable PMDs to support
1334          * only one of them.
1335          */
1336         local_conf = *tx_conf;
1337         if (tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE) {
1338                 rte_eth_convert_txq_offloads(tx_conf->offloads,
1339                                              &local_conf.txq_flags);
1340                 /* Keep the ignore flag. */
1341                 local_conf.txq_flags |= ETH_TXQ_FLAGS_IGNORE;
1342         } else {
1343                 rte_eth_convert_txq_flags(tx_conf->txq_flags,
1344                                           &local_conf.offloads);
1345         }
1346
1347         return (*dev->dev_ops->tx_queue_setup)(dev, tx_queue_id, nb_tx_desc,
1348                                                socket_id, &local_conf);
1349 }
1350
1351 void
1352 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1353                 void *userdata __rte_unused)
1354 {
1355         unsigned i;
1356
1357         for (i = 0; i < unsent; i++)
1358                 rte_pktmbuf_free(pkts[i]);
1359 }
1360
1361 void
1362 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1363                 void *userdata)
1364 {
1365         uint64_t *count = userdata;
1366         unsigned i;
1367
1368         for (i = 0; i < unsent; i++)
1369                 rte_pktmbuf_free(pkts[i]);
1370
1371         *count += unsent;
1372 }
1373
1374 int
1375 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1376                 buffer_tx_error_fn cbfn, void *userdata)
1377 {
1378         buffer->error_callback = cbfn;
1379         buffer->error_userdata = userdata;
1380         return 0;
1381 }
1382
1383 int
1384 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1385 {
1386         int ret = 0;
1387
1388         if (buffer == NULL)
1389                 return -EINVAL;
1390
1391         buffer->size = size;
1392         if (buffer->error_callback == NULL) {
1393                 ret = rte_eth_tx_buffer_set_err_callback(
1394                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1395         }
1396
1397         return ret;
1398 }
1399
1400 int
1401 rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
1402 {
1403         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1404
1405         /* Validate Input Data. Bail if not valid or not supported. */
1406         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1407         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1408
1409         /* Call driver to free pending mbufs. */
1410         return (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1411                         free_cnt);
1412 }
1413
1414 void
1415 rte_eth_promiscuous_enable(uint16_t port_id)
1416 {
1417         struct rte_eth_dev *dev;
1418
1419         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1420         dev = &rte_eth_devices[port_id];
1421
1422         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1423         (*dev->dev_ops->promiscuous_enable)(dev);
1424         dev->data->promiscuous = 1;
1425 }
1426
1427 void
1428 rte_eth_promiscuous_disable(uint16_t port_id)
1429 {
1430         struct rte_eth_dev *dev;
1431
1432         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1433         dev = &rte_eth_devices[port_id];
1434
1435         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1436         dev->data->promiscuous = 0;
1437         (*dev->dev_ops->promiscuous_disable)(dev);
1438 }
1439
1440 int
1441 rte_eth_promiscuous_get(uint16_t port_id)
1442 {
1443         struct rte_eth_dev *dev;
1444
1445         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1446
1447         dev = &rte_eth_devices[port_id];
1448         return dev->data->promiscuous;
1449 }
1450
1451 void
1452 rte_eth_allmulticast_enable(uint16_t port_id)
1453 {
1454         struct rte_eth_dev *dev;
1455
1456         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1457         dev = &rte_eth_devices[port_id];
1458
1459         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1460         (*dev->dev_ops->allmulticast_enable)(dev);
1461         dev->data->all_multicast = 1;
1462 }
1463
1464 void
1465 rte_eth_allmulticast_disable(uint16_t port_id)
1466 {
1467         struct rte_eth_dev *dev;
1468
1469         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1470         dev = &rte_eth_devices[port_id];
1471
1472         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1473         dev->data->all_multicast = 0;
1474         (*dev->dev_ops->allmulticast_disable)(dev);
1475 }
1476
1477 int
1478 rte_eth_allmulticast_get(uint16_t port_id)
1479 {
1480         struct rte_eth_dev *dev;
1481
1482         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1483
1484         dev = &rte_eth_devices[port_id];
1485         return dev->data->all_multicast;
1486 }
1487
1488 static inline int
1489 rte_eth_dev_atomic_read_link_status(struct rte_eth_dev *dev,
1490                                 struct rte_eth_link *link)
1491 {
1492         struct rte_eth_link *dst = link;
1493         struct rte_eth_link *src = &(dev->data->dev_link);
1494
1495         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1496                                         *(uint64_t *)src) == 0)
1497                 return -1;
1498
1499         return 0;
1500 }
1501
1502 void
1503 rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
1504 {
1505         struct rte_eth_dev *dev;
1506
1507         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1508         dev = &rte_eth_devices[port_id];
1509
1510         if (dev->data->dev_conf.intr_conf.lsc != 0)
1511                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1512         else {
1513                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1514                 (*dev->dev_ops->link_update)(dev, 1);
1515                 *eth_link = dev->data->dev_link;
1516         }
1517 }
1518
1519 void
1520 rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
1521 {
1522         struct rte_eth_dev *dev;
1523
1524         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1525         dev = &rte_eth_devices[port_id];
1526
1527         if (dev->data->dev_conf.intr_conf.lsc != 0)
1528                 rte_eth_dev_atomic_read_link_status(dev, eth_link);
1529         else {
1530                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1531                 (*dev->dev_ops->link_update)(dev, 0);
1532                 *eth_link = dev->data->dev_link;
1533         }
1534 }
1535
1536 int
1537 rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
1538 {
1539         struct rte_eth_dev *dev;
1540
1541         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1542
1543         dev = &rte_eth_devices[port_id];
1544         memset(stats, 0, sizeof(*stats));
1545
1546         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1547         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1548         return (*dev->dev_ops->stats_get)(dev, stats);
1549 }
1550
1551 int
1552 rte_eth_stats_reset(uint16_t port_id)
1553 {
1554         struct rte_eth_dev *dev;
1555
1556         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1557         dev = &rte_eth_devices[port_id];
1558
1559         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
1560         (*dev->dev_ops->stats_reset)(dev);
1561         dev->data->rx_mbuf_alloc_failed = 0;
1562
1563         return 0;
1564 }
1565
1566 static inline int
1567 get_xstats_basic_count(struct rte_eth_dev *dev)
1568 {
1569         uint16_t nb_rxqs, nb_txqs;
1570         int count;
1571
1572         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1573         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1574
1575         count = RTE_NB_STATS;
1576         count += nb_rxqs * RTE_NB_RXQ_STATS;
1577         count += nb_txqs * RTE_NB_TXQ_STATS;
1578
1579         return count;
1580 }
1581
1582 static int
1583 get_xstats_count(uint16_t port_id)
1584 {
1585         struct rte_eth_dev *dev;
1586         int count;
1587
1588         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1589         dev = &rte_eth_devices[port_id];
1590         if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1591                 count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
1592                                 NULL, 0);
1593                 if (count < 0)
1594                         return count;
1595         }
1596         if (dev->dev_ops->xstats_get_names != NULL) {
1597                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1598                 if (count < 0)
1599                         return count;
1600         } else
1601                 count = 0;
1602
1603
1604         count += get_xstats_basic_count(dev);
1605
1606         return count;
1607 }
1608
1609 int
1610 rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
1611                 uint64_t *id)
1612 {
1613         int cnt_xstats, idx_xstat;
1614
1615         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1616
1617         if (!id) {
1618                 RTE_PMD_DEBUG_TRACE("Error: id pointer is NULL\n");
1619                 return -ENOMEM;
1620         }
1621
1622         if (!xstat_name) {
1623                 RTE_PMD_DEBUG_TRACE("Error: xstat_name pointer is NULL\n");
1624                 return -ENOMEM;
1625         }
1626
1627         /* Get count */
1628         cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1629         if (cnt_xstats  < 0) {
1630                 RTE_PMD_DEBUG_TRACE("Error: Cannot get count of xstats\n");
1631                 return -ENODEV;
1632         }
1633
1634         /* Get id-name lookup table */
1635         struct rte_eth_xstat_name xstats_names[cnt_xstats];
1636
1637         if (cnt_xstats != rte_eth_xstats_get_names_by_id(
1638                         port_id, xstats_names, cnt_xstats, NULL)) {
1639                 RTE_PMD_DEBUG_TRACE("Error: Cannot get xstats lookup\n");
1640                 return -1;
1641         }
1642
1643         for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
1644                 if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
1645                         *id = idx_xstat;
1646                         return 0;
1647                 };
1648         }
1649
1650         return -EINVAL;
1651 }
1652
1653 /* retrieve ethdev extended statistics names */
1654 int
1655 rte_eth_xstats_get_names_by_id(uint16_t port_id,
1656         struct rte_eth_xstat_name *xstats_names, unsigned int size,
1657         uint64_t *ids)
1658 {
1659         struct rte_eth_xstat_name *xstats_names_copy;
1660         unsigned int expected_entries;
1661         struct rte_eth_dev *dev;
1662         unsigned int i;
1663
1664         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1665         expected_entries = get_xstats_count(port_id);
1666         dev = &rte_eth_devices[port_id];
1667
1668         /* Return max number of stats if no ids given */
1669         if (!ids) {
1670                 if (!xstats_names)
1671                         return expected_entries;
1672                 else if (xstats_names && size < expected_entries)
1673                         return expected_entries;
1674         }
1675
1676         if (ids && !xstats_names)
1677                 return -EINVAL;
1678
1679         if (dev->dev_ops->xstats_get_names_by_id != NULL)
1680                 return (*dev->dev_ops->xstats_get_names_by_id)(
1681                                 dev, xstats_names, ids, size);
1682
1683         /* Retrieve all stats */
1684         if (!ids) {
1685                 int num_stats = rte_eth_xstats_get_names(port_id, xstats_names,
1686                                 expected_entries);
1687                 if (num_stats < 0 || num_stats > (int)expected_entries)
1688                         return num_stats;
1689                 else
1690                         return expected_entries;
1691         }
1692
1693         xstats_names_copy = calloc(expected_entries,
1694                 sizeof(struct rte_eth_xstat_name));
1695
1696         if (!xstats_names_copy) {
1697                 RTE_PMD_DEBUG_TRACE("ERROR: can't allocate memory");
1698                 return -ENOMEM;
1699         }
1700
1701         /* Fill xstats_names_copy structure */
1702         rte_eth_xstats_get_names(port_id, xstats_names_copy, expected_entries);
1703
1704         /* Filter stats */
1705         for (i = 0; i < size; i++) {
1706                 if (ids[i] >= expected_entries) {
1707                         RTE_PMD_DEBUG_TRACE("ERROR: id value isn't valid\n");
1708                         free(xstats_names_copy);
1709                         return -1;
1710                 }
1711                 xstats_names[i] = xstats_names_copy[ids[i]];
1712         }
1713
1714         free(xstats_names_copy);
1715         return size;
1716 }
1717
1718 int
1719 rte_eth_xstats_get_names(uint16_t port_id,
1720         struct rte_eth_xstat_name *xstats_names,
1721         unsigned int size)
1722 {
1723         struct rte_eth_dev *dev;
1724         int cnt_used_entries;
1725         int cnt_expected_entries;
1726         int cnt_driver_entries;
1727         uint32_t idx, id_queue;
1728         uint16_t num_q;
1729
1730         cnt_expected_entries = get_xstats_count(port_id);
1731         if (xstats_names == NULL || cnt_expected_entries < 0 ||
1732                         (int)size < cnt_expected_entries)
1733                 return cnt_expected_entries;
1734
1735         /* port_id checked in get_xstats_count() */
1736         dev = &rte_eth_devices[port_id];
1737         cnt_used_entries = 0;
1738
1739         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1740                 snprintf(xstats_names[cnt_used_entries].name,
1741                         sizeof(xstats_names[0].name),
1742                         "%s", rte_stats_strings[idx].name);
1743                 cnt_used_entries++;
1744         }
1745         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1746         for (id_queue = 0; id_queue < num_q; id_queue++) {
1747                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1748                         snprintf(xstats_names[cnt_used_entries].name,
1749                                 sizeof(xstats_names[0].name),
1750                                 "rx_q%u%s",
1751                                 id_queue, rte_rxq_stats_strings[idx].name);
1752                         cnt_used_entries++;
1753                 }
1754
1755         }
1756         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1757         for (id_queue = 0; id_queue < num_q; id_queue++) {
1758                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1759                         snprintf(xstats_names[cnt_used_entries].name,
1760                                 sizeof(xstats_names[0].name),
1761                                 "tx_q%u%s",
1762                                 id_queue, rte_txq_stats_strings[idx].name);
1763                         cnt_used_entries++;
1764                 }
1765         }
1766
1767         if (dev->dev_ops->xstats_get_names != NULL) {
1768                 /* If there are any driver-specific xstats, append them
1769                  * to end of list.
1770                  */
1771                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
1772                         dev,
1773                         xstats_names + cnt_used_entries,
1774                         size - cnt_used_entries);
1775                 if (cnt_driver_entries < 0)
1776                         return cnt_driver_entries;
1777                 cnt_used_entries += cnt_driver_entries;
1778         }
1779
1780         return cnt_used_entries;
1781 }
1782
1783 /* retrieve ethdev extended statistics */
1784 int
1785 rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
1786                          uint64_t *values, unsigned int size)
1787 {
1788         unsigned int num_xstats_filled;
1789         uint16_t expected_entries;
1790         struct rte_eth_dev *dev;
1791         unsigned int i;
1792
1793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1794         expected_entries = get_xstats_count(port_id);
1795         struct rte_eth_xstat xstats[expected_entries];
1796         dev = &rte_eth_devices[port_id];
1797
1798         /* Return max number of stats if no ids given */
1799         if (!ids) {
1800                 if (!values)
1801                         return expected_entries;
1802                 else if (values && size < expected_entries)
1803                         return expected_entries;
1804         }
1805
1806         if (ids && !values)
1807                 return -EINVAL;
1808
1809         if (dev->dev_ops->xstats_get_by_id != NULL)
1810                 return (*dev->dev_ops->xstats_get_by_id)(dev, ids, values,
1811                         size);
1812
1813         /* Fill the xstats structure */
1814         num_xstats_filled = rte_eth_xstats_get(port_id, xstats,
1815                 expected_entries);
1816
1817         /* Return all stats */
1818         if (!ids) {
1819                 for (i = 0; i < num_xstats_filled; i++)
1820                         values[i] = xstats[i].value;
1821                 return expected_entries;
1822         }
1823
1824         /* Filter stats */
1825         for (i = 0; i < size; i++) {
1826                 if (ids[i] >= expected_entries) {
1827                         RTE_PMD_DEBUG_TRACE("ERROR: id value isn't valid\n");
1828                         return -1;
1829                 }
1830                 values[i] = xstats[ids[i]].value;
1831         }
1832         return size;
1833 }
1834
1835 int
1836 rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
1837         unsigned int n)
1838 {
1839         struct rte_eth_stats eth_stats;
1840         struct rte_eth_dev *dev;
1841         unsigned int count = 0, i, q;
1842         signed int xcount = 0;
1843         uint64_t val, *stats_ptr;
1844         uint16_t nb_rxqs, nb_txqs;
1845
1846         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1847
1848         dev = &rte_eth_devices[port_id];
1849
1850         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1851         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1852
1853         /* Return generic statistics */
1854         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
1855                 (nb_txqs * RTE_NB_TXQ_STATS);
1856
1857         /* implemented by the driver */
1858         if (dev->dev_ops->xstats_get != NULL) {
1859                 /* Retrieve the xstats from the driver at the end of the
1860                  * xstats struct.
1861                  */
1862                 xcount = (*dev->dev_ops->xstats_get)(dev,
1863                                      xstats ? xstats + count : NULL,
1864                                      (n > count) ? n - count : 0);
1865
1866                 if (xcount < 0)
1867                         return xcount;
1868         }
1869
1870         if (n < count + xcount || xstats == NULL)
1871                 return count + xcount;
1872
1873         /* now fill the xstats structure */
1874         count = 0;
1875         rte_eth_stats_get(port_id, &eth_stats);
1876
1877         /* global stats */
1878         for (i = 0; i < RTE_NB_STATS; i++) {
1879                 stats_ptr = RTE_PTR_ADD(&eth_stats,
1880                                         rte_stats_strings[i].offset);
1881                 val = *stats_ptr;
1882                 xstats[count++].value = val;
1883         }
1884
1885         /* per-rxq stats */
1886         for (q = 0; q < nb_rxqs; q++) {
1887                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
1888                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1889                                         rte_rxq_stats_strings[i].offset +
1890                                         q * sizeof(uint64_t));
1891                         val = *stats_ptr;
1892                         xstats[count++].value = val;
1893                 }
1894         }
1895
1896         /* per-txq stats */
1897         for (q = 0; q < nb_txqs; q++) {
1898                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
1899                         stats_ptr = RTE_PTR_ADD(&eth_stats,
1900                                         rte_txq_stats_strings[i].offset +
1901                                         q * sizeof(uint64_t));
1902                         val = *stats_ptr;
1903                         xstats[count++].value = val;
1904                 }
1905         }
1906
1907         for (i = 0; i < count; i++)
1908                 xstats[i].id = i;
1909         /* add an offset to driver-specific stats */
1910         for ( ; i < count + xcount; i++)
1911                 xstats[i].id += count;
1912
1913         return count + xcount;
1914 }
1915
1916 /* reset ethdev extended statistics */
1917 void
1918 rte_eth_xstats_reset(uint16_t port_id)
1919 {
1920         struct rte_eth_dev *dev;
1921
1922         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1923         dev = &rte_eth_devices[port_id];
1924
1925         /* implemented by the driver */
1926         if (dev->dev_ops->xstats_reset != NULL) {
1927                 (*dev->dev_ops->xstats_reset)(dev);
1928                 return;
1929         }
1930
1931         /* fallback to default */
1932         rte_eth_stats_reset(port_id);
1933 }
1934
1935 static int
1936 set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id, uint8_t stat_idx,
1937                 uint8_t is_rx)
1938 {
1939         struct rte_eth_dev *dev;
1940
1941         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1942
1943         dev = &rte_eth_devices[port_id];
1944
1945         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
1946         return (*dev->dev_ops->queue_stats_mapping_set)
1947                         (dev, queue_id, stat_idx, is_rx);
1948 }
1949
1950
1951 int
1952 rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
1953                 uint8_t stat_idx)
1954 {
1955         return set_queue_stats_mapping(port_id, tx_queue_id, stat_idx,
1956                         STAT_QMAP_TX);
1957 }
1958
1959
1960 int
1961 rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
1962                 uint8_t stat_idx)
1963 {
1964         return set_queue_stats_mapping(port_id, rx_queue_id, stat_idx,
1965                         STAT_QMAP_RX);
1966 }
1967
1968 int
1969 rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
1970 {
1971         struct rte_eth_dev *dev;
1972
1973         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1974         dev = &rte_eth_devices[port_id];
1975
1976         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
1977         return (*dev->dev_ops->fw_version_get)(dev, fw_version, fw_size);
1978 }
1979
1980 void
1981 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
1982 {
1983         struct rte_eth_dev *dev;
1984         const struct rte_eth_desc_lim lim = {
1985                 .nb_max = UINT16_MAX,
1986                 .nb_min = 0,
1987                 .nb_align = 1,
1988         };
1989
1990         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1991         dev = &rte_eth_devices[port_id];
1992
1993         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
1994         dev_info->rx_desc_lim = lim;
1995         dev_info->tx_desc_lim = lim;
1996
1997         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
1998         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
1999         dev_info->driver_name = dev->device->driver->name;
2000         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
2001         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
2002 }
2003
2004 int
2005 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2006                                  uint32_t *ptypes, int num)
2007 {
2008         int i, j;
2009         struct rte_eth_dev *dev;
2010         const uint32_t *all_ptypes;
2011
2012         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2013         dev = &rte_eth_devices[port_id];
2014         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2015         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2016
2017         if (!all_ptypes)
2018                 return 0;
2019
2020         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2021                 if (all_ptypes[i] & ptype_mask) {
2022                         if (j < num)
2023                                 ptypes[j] = all_ptypes[i];
2024                         j++;
2025                 }
2026
2027         return j;
2028 }
2029
2030 void
2031 rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
2032 {
2033         struct rte_eth_dev *dev;
2034
2035         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2036         dev = &rte_eth_devices[port_id];
2037         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2038 }
2039
2040
2041 int
2042 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2043 {
2044         struct rte_eth_dev *dev;
2045
2046         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2047
2048         dev = &rte_eth_devices[port_id];
2049         *mtu = dev->data->mtu;
2050         return 0;
2051 }
2052
2053 int
2054 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2055 {
2056         int ret;
2057         struct rte_eth_dev *dev;
2058
2059         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2060         dev = &rte_eth_devices[port_id];
2061         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2062
2063         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2064         if (!ret)
2065                 dev->data->mtu = mtu;
2066
2067         return ret;
2068 }
2069
2070 int
2071 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2072 {
2073         struct rte_eth_dev *dev;
2074         int ret;
2075
2076         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2077         dev = &rte_eth_devices[port_id];
2078         if (!(dev->data->dev_conf.rxmode.offloads &
2079               DEV_RX_OFFLOAD_VLAN_FILTER)) {
2080                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
2081                 return -ENOSYS;
2082         }
2083
2084         if (vlan_id > 4095) {
2085                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
2086                                 port_id, (unsigned) vlan_id);
2087                 return -EINVAL;
2088         }
2089         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2090
2091         ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2092         if (ret == 0) {
2093                 struct rte_vlan_filter_conf *vfc;
2094                 int vidx;
2095                 int vbit;
2096
2097                 vfc = &dev->data->vlan_filter_conf;
2098                 vidx = vlan_id / 64;
2099                 vbit = vlan_id % 64;
2100
2101                 if (on)
2102                         vfc->ids[vidx] |= UINT64_C(1) << vbit;
2103                 else
2104                         vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2105         }
2106
2107         return ret;
2108 }
2109
2110 int
2111 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2112                                     int on)
2113 {
2114         struct rte_eth_dev *dev;
2115
2116         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2117         dev = &rte_eth_devices[port_id];
2118         if (rx_queue_id >= dev->data->nb_rx_queues) {
2119                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
2120                 return -EINVAL;
2121         }
2122
2123         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2124         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2125
2126         return 0;
2127 }
2128
2129 int
2130 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2131                                 enum rte_vlan_type vlan_type,
2132                                 uint16_t tpid)
2133 {
2134         struct rte_eth_dev *dev;
2135
2136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2137         dev = &rte_eth_devices[port_id];
2138         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2139
2140         return (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type, tpid);
2141 }
2142
2143 int
2144 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2145 {
2146         struct rte_eth_dev *dev;
2147         int ret = 0;
2148         int mask = 0;
2149         int cur, org = 0;
2150
2151         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2152         dev = &rte_eth_devices[port_id];
2153
2154         /*check which option changed by application*/
2155         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2156         org = !!(dev->data->dev_conf.rxmode.offloads &
2157                  DEV_RX_OFFLOAD_VLAN_STRIP);
2158         if (cur != org) {
2159                 if (cur)
2160                         dev->data->dev_conf.rxmode.offloads |=
2161                                 DEV_RX_OFFLOAD_VLAN_STRIP;
2162                 else
2163                         dev->data->dev_conf.rxmode.offloads &=
2164                                 ~DEV_RX_OFFLOAD_VLAN_STRIP;
2165                 mask |= ETH_VLAN_STRIP_MASK;
2166         }
2167
2168         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2169         org = !!(dev->data->dev_conf.rxmode.offloads &
2170                  DEV_RX_OFFLOAD_VLAN_FILTER);
2171         if (cur != org) {
2172                 if (cur)
2173                         dev->data->dev_conf.rxmode.offloads |=
2174                                 DEV_RX_OFFLOAD_VLAN_FILTER;
2175                 else
2176                         dev->data->dev_conf.rxmode.offloads &=
2177                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
2178                 mask |= ETH_VLAN_FILTER_MASK;
2179         }
2180
2181         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2182         org = !!(dev->data->dev_conf.rxmode.offloads &
2183                  DEV_RX_OFFLOAD_VLAN_EXTEND);
2184         if (cur != org) {
2185                 if (cur)
2186                         dev->data->dev_conf.rxmode.offloads |=
2187                                 DEV_RX_OFFLOAD_VLAN_EXTEND;
2188                 else
2189                         dev->data->dev_conf.rxmode.offloads &=
2190                                 ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2191                 mask |= ETH_VLAN_EXTEND_MASK;
2192         }
2193
2194         /*no change*/
2195         if (mask == 0)
2196                 return ret;
2197
2198         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2199
2200         /*
2201          * Convert to the offload bitfield API just in case the underlying PMD
2202          * still supporting it.
2203          */
2204         rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
2205                                     &dev->data->dev_conf.rxmode);
2206         (*dev->dev_ops->vlan_offload_set)(dev, mask);
2207
2208         return ret;
2209 }
2210
2211 int
2212 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2213 {
2214         struct rte_eth_dev *dev;
2215         int ret = 0;
2216
2217         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2218         dev = &rte_eth_devices[port_id];
2219
2220         if (dev->data->dev_conf.rxmode.offloads &
2221             DEV_RX_OFFLOAD_VLAN_STRIP)
2222                 ret |= ETH_VLAN_STRIP_OFFLOAD;
2223
2224         if (dev->data->dev_conf.rxmode.offloads &
2225             DEV_RX_OFFLOAD_VLAN_FILTER)
2226                 ret |= ETH_VLAN_FILTER_OFFLOAD;
2227
2228         if (dev->data->dev_conf.rxmode.offloads &
2229             DEV_RX_OFFLOAD_VLAN_EXTEND)
2230                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2231
2232         return ret;
2233 }
2234
2235 int
2236 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2237 {
2238         struct rte_eth_dev *dev;
2239
2240         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2241         dev = &rte_eth_devices[port_id];
2242         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2243         (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on);
2244
2245         return 0;
2246 }
2247
2248 int
2249 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2250 {
2251         struct rte_eth_dev *dev;
2252
2253         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2254         dev = &rte_eth_devices[port_id];
2255         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2256         memset(fc_conf, 0, sizeof(*fc_conf));
2257         return (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf);
2258 }
2259
2260 int
2261 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2262 {
2263         struct rte_eth_dev *dev;
2264
2265         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2266         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2267                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
2268                 return -EINVAL;
2269         }
2270
2271         dev = &rte_eth_devices[port_id];
2272         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2273         return (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf);
2274 }
2275
2276 int
2277 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2278                                    struct rte_eth_pfc_conf *pfc_conf)
2279 {
2280         struct rte_eth_dev *dev;
2281
2282         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2283         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2284                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
2285                 return -EINVAL;
2286         }
2287
2288         dev = &rte_eth_devices[port_id];
2289         /* High water, low water validation are device specific */
2290         if  (*dev->dev_ops->priority_flow_ctrl_set)
2291                 return (*dev->dev_ops->priority_flow_ctrl_set)(dev, pfc_conf);
2292         return -ENOTSUP;
2293 }
2294
2295 static int
2296 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2297                         uint16_t reta_size)
2298 {
2299         uint16_t i, num;
2300
2301         if (!reta_conf)
2302                 return -EINVAL;
2303
2304         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2305         for (i = 0; i < num; i++) {
2306                 if (reta_conf[i].mask)
2307                         return 0;
2308         }
2309
2310         return -EINVAL;
2311 }
2312
2313 static int
2314 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2315                          uint16_t reta_size,
2316                          uint16_t max_rxq)
2317 {
2318         uint16_t i, idx, shift;
2319
2320         if (!reta_conf)
2321                 return -EINVAL;
2322
2323         if (max_rxq == 0) {
2324                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2325                 return -EINVAL;
2326         }
2327
2328         for (i = 0; i < reta_size; i++) {
2329                 idx = i / RTE_RETA_GROUP_SIZE;
2330                 shift = i % RTE_RETA_GROUP_SIZE;
2331                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2332                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2333                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2334                                 "the maximum rxq index: %u\n", idx, shift,
2335                                 reta_conf[idx].reta[shift], max_rxq);
2336                         return -EINVAL;
2337                 }
2338         }
2339
2340         return 0;
2341 }
2342
2343 int
2344 rte_eth_dev_rss_reta_update(uint16_t port_id,
2345                             struct rte_eth_rss_reta_entry64 *reta_conf,
2346                             uint16_t reta_size)
2347 {
2348         struct rte_eth_dev *dev;
2349         int ret;
2350
2351         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2352         /* Check mask bits */
2353         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2354         if (ret < 0)
2355                 return ret;
2356
2357         dev = &rte_eth_devices[port_id];
2358
2359         /* Check entry value */
2360         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2361                                 dev->data->nb_rx_queues);
2362         if (ret < 0)
2363                 return ret;
2364
2365         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2366         return (*dev->dev_ops->reta_update)(dev, reta_conf, reta_size);
2367 }
2368
2369 int
2370 rte_eth_dev_rss_reta_query(uint16_t port_id,
2371                            struct rte_eth_rss_reta_entry64 *reta_conf,
2372                            uint16_t reta_size)
2373 {
2374         struct rte_eth_dev *dev;
2375         int ret;
2376
2377         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2378
2379         /* Check mask bits */
2380         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2381         if (ret < 0)
2382                 return ret;
2383
2384         dev = &rte_eth_devices[port_id];
2385         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2386         return (*dev->dev_ops->reta_query)(dev, reta_conf, reta_size);
2387 }
2388
2389 int
2390 rte_eth_dev_rss_hash_update(uint16_t port_id,
2391                             struct rte_eth_rss_conf *rss_conf)
2392 {
2393         struct rte_eth_dev *dev;
2394
2395         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2396         dev = &rte_eth_devices[port_id];
2397         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2398         return (*dev->dev_ops->rss_hash_update)(dev, rss_conf);
2399 }
2400
2401 int
2402 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
2403                               struct rte_eth_rss_conf *rss_conf)
2404 {
2405         struct rte_eth_dev *dev;
2406
2407         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2408         dev = &rte_eth_devices[port_id];
2409         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2410         return (*dev->dev_ops->rss_hash_conf_get)(dev, rss_conf);
2411 }
2412
2413 int
2414 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
2415                                 struct rte_eth_udp_tunnel *udp_tunnel)
2416 {
2417         struct rte_eth_dev *dev;
2418
2419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2420         if (udp_tunnel == NULL) {
2421                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2422                 return -EINVAL;
2423         }
2424
2425         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2426                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2427                 return -EINVAL;
2428         }
2429
2430         dev = &rte_eth_devices[port_id];
2431         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2432         return (*dev->dev_ops->udp_tunnel_port_add)(dev, udp_tunnel);
2433 }
2434
2435 int
2436 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
2437                                    struct rte_eth_udp_tunnel *udp_tunnel)
2438 {
2439         struct rte_eth_dev *dev;
2440
2441         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2442         dev = &rte_eth_devices[port_id];
2443
2444         if (udp_tunnel == NULL) {
2445                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2446                 return -EINVAL;
2447         }
2448
2449         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2450                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2451                 return -EINVAL;
2452         }
2453
2454         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2455         return (*dev->dev_ops->udp_tunnel_port_del)(dev, udp_tunnel);
2456 }
2457
2458 int
2459 rte_eth_led_on(uint16_t port_id)
2460 {
2461         struct rte_eth_dev *dev;
2462
2463         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2464         dev = &rte_eth_devices[port_id];
2465         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2466         return (*dev->dev_ops->dev_led_on)(dev);
2467 }
2468
2469 int
2470 rte_eth_led_off(uint16_t port_id)
2471 {
2472         struct rte_eth_dev *dev;
2473
2474         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2475         dev = &rte_eth_devices[port_id];
2476         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2477         return (*dev->dev_ops->dev_led_off)(dev);
2478 }
2479
2480 /*
2481  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2482  * an empty spot.
2483  */
2484 static int
2485 get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2486 {
2487         struct rte_eth_dev_info dev_info;
2488         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2489         unsigned i;
2490
2491         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2492         rte_eth_dev_info_get(port_id, &dev_info);
2493
2494         for (i = 0; i < dev_info.max_mac_addrs; i++)
2495                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2496                         return i;
2497
2498         return -1;
2499 }
2500
2501 static const struct ether_addr null_mac_addr;
2502
2503 int
2504 rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
2505                         uint32_t pool)
2506 {
2507         struct rte_eth_dev *dev;
2508         int index;
2509         uint64_t pool_mask;
2510         int ret;
2511
2512         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2513         dev = &rte_eth_devices[port_id];
2514         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2515
2516         if (is_zero_ether_addr(addr)) {
2517                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2518                         port_id);
2519                 return -EINVAL;
2520         }
2521         if (pool >= ETH_64_POOLS) {
2522                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2523                 return -EINVAL;
2524         }
2525
2526         index = get_mac_addr_index(port_id, addr);
2527         if (index < 0) {
2528                 index = get_mac_addr_index(port_id, &null_mac_addr);
2529                 if (index < 0) {
2530                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2531                                 port_id);
2532                         return -ENOSPC;
2533                 }
2534         } else {
2535                 pool_mask = dev->data->mac_pool_sel[index];
2536
2537                 /* Check if both MAC address and pool is already there, and do nothing */
2538                 if (pool_mask & (1ULL << pool))
2539                         return 0;
2540         }
2541
2542         /* Update NIC */
2543         ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2544
2545         if (ret == 0) {
2546                 /* Update address in NIC data structure */
2547                 ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2548
2549                 /* Update pool bitmap in NIC data structure */
2550                 dev->data->mac_pool_sel[index] |= (1ULL << pool);
2551         }
2552
2553         return ret;
2554 }
2555
2556 int
2557 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
2558 {
2559         struct rte_eth_dev *dev;
2560         int index;
2561
2562         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2563         dev = &rte_eth_devices[port_id];
2564         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2565
2566         index = get_mac_addr_index(port_id, addr);
2567         if (index == 0) {
2568                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2569                 return -EADDRINUSE;
2570         } else if (index < 0)
2571                 return 0;  /* Do nothing if address wasn't found */
2572
2573         /* Update NIC */
2574         (*dev->dev_ops->mac_addr_remove)(dev, index);
2575
2576         /* Update address in NIC data structure */
2577         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
2578
2579         /* reset pool bitmap */
2580         dev->data->mac_pool_sel[index] = 0;
2581
2582         return 0;
2583 }
2584
2585 int
2586 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
2587 {
2588         struct rte_eth_dev *dev;
2589
2590         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2591
2592         if (!is_valid_assigned_ether_addr(addr))
2593                 return -EINVAL;
2594
2595         dev = &rte_eth_devices[port_id];
2596         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
2597
2598         /* Update default address in NIC data structure */
2599         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
2600
2601         (*dev->dev_ops->mac_addr_set)(dev, addr);
2602
2603         return 0;
2604 }
2605
2606
2607 /*
2608  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2609  * an empty spot.
2610  */
2611 static int
2612 get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2613 {
2614         struct rte_eth_dev_info dev_info;
2615         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2616         unsigned i;
2617
2618         rte_eth_dev_info_get(port_id, &dev_info);
2619         if (!dev->data->hash_mac_addrs)
2620                 return -1;
2621
2622         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
2623                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
2624                         ETHER_ADDR_LEN) == 0)
2625                         return i;
2626
2627         return -1;
2628 }
2629
2630 int
2631 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
2632                                 uint8_t on)
2633 {
2634         int index;
2635         int ret;
2636         struct rte_eth_dev *dev;
2637
2638         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2639
2640         dev = &rte_eth_devices[port_id];
2641         if (is_zero_ether_addr(addr)) {
2642                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2643                         port_id);
2644                 return -EINVAL;
2645         }
2646
2647         index = get_hash_mac_addr_index(port_id, addr);
2648         /* Check if it's already there, and do nothing */
2649         if ((index >= 0) && (on))
2650                 return 0;
2651
2652         if (index < 0) {
2653                 if (!on) {
2654                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
2655                                 "set in UTA\n", port_id);
2656                         return -EINVAL;
2657                 }
2658
2659                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
2660                 if (index < 0) {
2661                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2662                                         port_id);
2663                         return -ENOSPC;
2664                 }
2665         }
2666
2667         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
2668         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
2669         if (ret == 0) {
2670                 /* Update address in NIC data structure */
2671                 if (on)
2672                         ether_addr_copy(addr,
2673                                         &dev->data->hash_mac_addrs[index]);
2674                 else
2675                         ether_addr_copy(&null_mac_addr,
2676                                         &dev->data->hash_mac_addrs[index]);
2677         }
2678
2679         return ret;
2680 }
2681
2682 int
2683 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
2684 {
2685         struct rte_eth_dev *dev;
2686
2687         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2688
2689         dev = &rte_eth_devices[port_id];
2690
2691         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
2692         return (*dev->dev_ops->uc_all_hash_table_set)(dev, on);
2693 }
2694
2695 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
2696                                         uint16_t tx_rate)
2697 {
2698         struct rte_eth_dev *dev;
2699         struct rte_eth_dev_info dev_info;
2700         struct rte_eth_link link;
2701
2702         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2703
2704         dev = &rte_eth_devices[port_id];
2705         rte_eth_dev_info_get(port_id, &dev_info);
2706         link = dev->data->dev_link;
2707
2708         if (queue_idx > dev_info.max_tx_queues) {
2709                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
2710                                 "invalid queue id=%d\n", port_id, queue_idx);
2711                 return -EINVAL;
2712         }
2713
2714         if (tx_rate > link.link_speed) {
2715                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
2716                                 "bigger than link speed= %d\n",
2717                         tx_rate, link.link_speed);
2718                 return -EINVAL;
2719         }
2720
2721         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
2722         return (*dev->dev_ops->set_queue_rate_limit)(dev, queue_idx, tx_rate);
2723 }
2724
2725 int
2726 rte_eth_mirror_rule_set(uint16_t port_id,
2727                         struct rte_eth_mirror_conf *mirror_conf,
2728                         uint8_t rule_id, uint8_t on)
2729 {
2730         struct rte_eth_dev *dev;
2731
2732         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2733         if (mirror_conf->rule_type == 0) {
2734                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
2735                 return -EINVAL;
2736         }
2737
2738         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
2739                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
2740                                 ETH_64_POOLS - 1);
2741                 return -EINVAL;
2742         }
2743
2744         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
2745              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
2746             (mirror_conf->pool_mask == 0)) {
2747                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
2748                 return -EINVAL;
2749         }
2750
2751         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
2752             mirror_conf->vlan.vlan_mask == 0) {
2753                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
2754                 return -EINVAL;
2755         }
2756
2757         dev = &rte_eth_devices[port_id];
2758         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
2759
2760         return (*dev->dev_ops->mirror_rule_set)(dev, mirror_conf, rule_id, on);
2761 }
2762
2763 int
2764 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
2765 {
2766         struct rte_eth_dev *dev;
2767
2768         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2769
2770         dev = &rte_eth_devices[port_id];
2771         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
2772
2773         return (*dev->dev_ops->mirror_rule_reset)(dev, rule_id);
2774 }
2775
2776 int
2777 rte_eth_dev_callback_register(uint16_t port_id,
2778                         enum rte_eth_event_type event,
2779                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2780 {
2781         struct rte_eth_dev *dev;
2782         struct rte_eth_dev_callback *user_cb;
2783
2784         if (!cb_fn)
2785                 return -EINVAL;
2786
2787         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2788
2789         dev = &rte_eth_devices[port_id];
2790         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2791
2792         TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
2793                 if (user_cb->cb_fn == cb_fn &&
2794                         user_cb->cb_arg == cb_arg &&
2795                         user_cb->event == event) {
2796                         break;
2797                 }
2798         }
2799
2800         /* create a new callback. */
2801         if (user_cb == NULL) {
2802                 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
2803                                         sizeof(struct rte_eth_dev_callback), 0);
2804                 if (user_cb != NULL) {
2805                         user_cb->cb_fn = cb_fn;
2806                         user_cb->cb_arg = cb_arg;
2807                         user_cb->event = event;
2808                         TAILQ_INSERT_TAIL(&(dev->link_intr_cbs), user_cb, next);
2809                 }
2810         }
2811
2812         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2813         return (user_cb == NULL) ? -ENOMEM : 0;
2814 }
2815
2816 int
2817 rte_eth_dev_callback_unregister(uint16_t port_id,
2818                         enum rte_eth_event_type event,
2819                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
2820 {
2821         int ret;
2822         struct rte_eth_dev *dev;
2823         struct rte_eth_dev_callback *cb, *next;
2824
2825         if (!cb_fn)
2826                 return -EINVAL;
2827
2828         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2829
2830         dev = &rte_eth_devices[port_id];
2831         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2832
2833         ret = 0;
2834         for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL; cb = next) {
2835
2836                 next = TAILQ_NEXT(cb, next);
2837
2838                 if (cb->cb_fn != cb_fn || cb->event != event ||
2839                                 (cb->cb_arg != (void *)-1 &&
2840                                 cb->cb_arg != cb_arg))
2841                         continue;
2842
2843                 /*
2844                  * if this callback is not executing right now,
2845                  * then remove it.
2846                  */
2847                 if (cb->active == 0) {
2848                         TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
2849                         rte_free(cb);
2850                 } else {
2851                         ret = -EAGAIN;
2852                 }
2853         }
2854
2855         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2856         return ret;
2857 }
2858
2859 int
2860 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
2861         enum rte_eth_event_type event, void *cb_arg, void *ret_param)
2862 {
2863         struct rte_eth_dev_callback *cb_lst;
2864         struct rte_eth_dev_callback dev_cb;
2865         int rc = 0;
2866
2867         rte_spinlock_lock(&rte_eth_dev_cb_lock);
2868         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
2869                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
2870                         continue;
2871                 dev_cb = *cb_lst;
2872                 cb_lst->active = 1;
2873                 if (cb_arg != NULL)
2874                         dev_cb.cb_arg = cb_arg;
2875                 if (ret_param != NULL)
2876                         dev_cb.ret_param = ret_param;
2877
2878                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2879                 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
2880                                 dev_cb.cb_arg, dev_cb.ret_param);
2881                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
2882                 cb_lst->active = 0;
2883         }
2884         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
2885         return rc;
2886 }
2887
2888 int
2889 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
2890 {
2891         uint32_t vec;
2892         struct rte_eth_dev *dev;
2893         struct rte_intr_handle *intr_handle;
2894         uint16_t qid;
2895         int rc;
2896
2897         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2898
2899         dev = &rte_eth_devices[port_id];
2900
2901         if (!dev->intr_handle) {
2902                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2903                 return -ENOTSUP;
2904         }
2905
2906         intr_handle = dev->intr_handle;
2907         if (!intr_handle->intr_vec) {
2908                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2909                 return -EPERM;
2910         }
2911
2912         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
2913                 vec = intr_handle->intr_vec[qid];
2914                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2915                 if (rc && rc != -EEXIST) {
2916                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2917                                         " op %d epfd %d vec %u\n",
2918                                         port_id, qid, op, epfd, vec);
2919                 }
2920         }
2921
2922         return 0;
2923 }
2924
2925 const struct rte_memzone *
2926 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
2927                          uint16_t queue_id, size_t size, unsigned align,
2928                          int socket_id)
2929 {
2930         char z_name[RTE_MEMZONE_NAMESIZE];
2931         const struct rte_memzone *mz;
2932
2933         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
2934                  dev->device->driver->name, ring_name,
2935                  dev->data->port_id, queue_id);
2936
2937         mz = rte_memzone_lookup(z_name);
2938         if (mz)
2939                 return mz;
2940
2941         return rte_memzone_reserve_aligned(z_name, size, socket_id, 0, align);
2942 }
2943
2944 int
2945 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
2946                           int epfd, int op, void *data)
2947 {
2948         uint32_t vec;
2949         struct rte_eth_dev *dev;
2950         struct rte_intr_handle *intr_handle;
2951         int rc;
2952
2953         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2954
2955         dev = &rte_eth_devices[port_id];
2956         if (queue_id >= dev->data->nb_rx_queues) {
2957                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
2958                 return -EINVAL;
2959         }
2960
2961         if (!dev->intr_handle) {
2962                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
2963                 return -ENOTSUP;
2964         }
2965
2966         intr_handle = dev->intr_handle;
2967         if (!intr_handle->intr_vec) {
2968                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
2969                 return -EPERM;
2970         }
2971
2972         vec = intr_handle->intr_vec[queue_id];
2973         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
2974         if (rc && rc != -EEXIST) {
2975                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
2976                                 " op %d epfd %d vec %u\n",
2977                                 port_id, queue_id, op, epfd, vec);
2978                 return rc;
2979         }
2980
2981         return 0;
2982 }
2983
2984 int
2985 rte_eth_dev_rx_intr_enable(uint16_t port_id,
2986                            uint16_t queue_id)
2987 {
2988         struct rte_eth_dev *dev;
2989
2990         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2991
2992         dev = &rte_eth_devices[port_id];
2993
2994         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
2995         return (*dev->dev_ops->rx_queue_intr_enable)(dev, queue_id);
2996 }
2997
2998 int
2999 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3000                             uint16_t queue_id)
3001 {
3002         struct rte_eth_dev *dev;
3003
3004         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3005
3006         dev = &rte_eth_devices[port_id];
3007
3008         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3009         return (*dev->dev_ops->rx_queue_intr_disable)(dev, queue_id);
3010 }
3011
3012
3013 int
3014 rte_eth_dev_filter_supported(uint16_t port_id,
3015                              enum rte_filter_type filter_type)
3016 {
3017         struct rte_eth_dev *dev;
3018
3019         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3020
3021         dev = &rte_eth_devices[port_id];
3022         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3023         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3024                                 RTE_ETH_FILTER_NOP, NULL);
3025 }
3026
3027 int
3028 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3029                        enum rte_filter_op filter_op, void *arg)
3030 {
3031         struct rte_eth_dev *dev;
3032
3033         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3034
3035         dev = &rte_eth_devices[port_id];
3036         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3037         return (*dev->dev_ops->filter_ctrl)(dev, filter_type, filter_op, arg);
3038 }
3039
3040 void *
3041 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3042                 rte_rx_callback_fn fn, void *user_param)
3043 {
3044 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3045         rte_errno = ENOTSUP;
3046         return NULL;
3047 #endif
3048         /* check input parameters */
3049         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3050                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3051                 rte_errno = EINVAL;
3052                 return NULL;
3053         }
3054         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3055
3056         if (cb == NULL) {
3057                 rte_errno = ENOMEM;
3058                 return NULL;
3059         }
3060
3061         cb->fn.rx = fn;
3062         cb->param = user_param;
3063
3064         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3065         /* Add the callbacks in fifo order. */
3066         struct rte_eth_rxtx_callback *tail =
3067                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3068
3069         if (!tail) {
3070                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3071
3072         } else {
3073                 while (tail->next)
3074                         tail = tail->next;
3075                 tail->next = cb;
3076         }
3077         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3078
3079         return cb;
3080 }
3081
3082 void *
3083 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3084                 rte_rx_callback_fn fn, void *user_param)
3085 {
3086 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3087         rte_errno = ENOTSUP;
3088         return NULL;
3089 #endif
3090         /* check input parameters */
3091         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3092                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3093                 rte_errno = EINVAL;
3094                 return NULL;
3095         }
3096
3097         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3098
3099         if (cb == NULL) {
3100                 rte_errno = ENOMEM;
3101                 return NULL;
3102         }
3103
3104         cb->fn.rx = fn;
3105         cb->param = user_param;
3106
3107         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3108         /* Add the callbacks at fisrt position*/
3109         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3110         rte_smp_wmb();
3111         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3112         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3113
3114         return cb;
3115 }
3116
3117 void *
3118 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3119                 rte_tx_callback_fn fn, void *user_param)
3120 {
3121 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3122         rte_errno = ENOTSUP;
3123         return NULL;
3124 #endif
3125         /* check input parameters */
3126         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3127                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3128                 rte_errno = EINVAL;
3129                 return NULL;
3130         }
3131
3132         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3133
3134         if (cb == NULL) {
3135                 rte_errno = ENOMEM;
3136                 return NULL;
3137         }
3138
3139         cb->fn.tx = fn;
3140         cb->param = user_param;
3141
3142         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3143         /* Add the callbacks in fifo order. */
3144         struct rte_eth_rxtx_callback *tail =
3145                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3146
3147         if (!tail) {
3148                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3149
3150         } else {
3151                 while (tail->next)
3152                         tail = tail->next;
3153                 tail->next = cb;
3154         }
3155         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3156
3157         return cb;
3158 }
3159
3160 int
3161 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
3162                 struct rte_eth_rxtx_callback *user_cb)
3163 {
3164 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3165         return -ENOTSUP;
3166 #endif
3167         /* Check input parameters. */
3168         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3169         if (user_cb == NULL ||
3170                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3171                 return -EINVAL;
3172
3173         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3174         struct rte_eth_rxtx_callback *cb;
3175         struct rte_eth_rxtx_callback **prev_cb;
3176         int ret = -EINVAL;
3177
3178         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3179         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3180         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3181                 cb = *prev_cb;
3182                 if (cb == user_cb) {
3183                         /* Remove the user cb from the callback list. */
3184                         *prev_cb = cb->next;
3185                         ret = 0;
3186                         break;
3187                 }
3188         }
3189         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3190
3191         return ret;
3192 }
3193
3194 int
3195 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
3196                 struct rte_eth_rxtx_callback *user_cb)
3197 {
3198 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3199         return -ENOTSUP;
3200 #endif
3201         /* Check input parameters. */
3202         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3203         if (user_cb == NULL ||
3204                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3205                 return -EINVAL;
3206
3207         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3208         int ret = -EINVAL;
3209         struct rte_eth_rxtx_callback *cb;
3210         struct rte_eth_rxtx_callback **prev_cb;
3211
3212         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3213         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3214         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3215                 cb = *prev_cb;
3216                 if (cb == user_cb) {
3217                         /* Remove the user cb from the callback list. */
3218                         *prev_cb = cb->next;
3219                         ret = 0;
3220                         break;
3221                 }
3222         }
3223         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3224
3225         return ret;
3226 }
3227
3228 int
3229 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3230         struct rte_eth_rxq_info *qinfo)
3231 {
3232         struct rte_eth_dev *dev;
3233
3234         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3235
3236         if (qinfo == NULL)
3237                 return -EINVAL;
3238
3239         dev = &rte_eth_devices[port_id];
3240         if (queue_id >= dev->data->nb_rx_queues) {
3241                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3242                 return -EINVAL;
3243         }
3244
3245         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3246
3247         memset(qinfo, 0, sizeof(*qinfo));
3248         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3249         return 0;
3250 }
3251
3252 int
3253 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3254         struct rte_eth_txq_info *qinfo)
3255 {
3256         struct rte_eth_dev *dev;
3257
3258         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3259
3260         if (qinfo == NULL)
3261                 return -EINVAL;
3262
3263         dev = &rte_eth_devices[port_id];
3264         if (queue_id >= dev->data->nb_tx_queues) {
3265                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3266                 return -EINVAL;
3267         }
3268
3269         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3270
3271         memset(qinfo, 0, sizeof(*qinfo));
3272         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3273         return 0;
3274 }
3275
3276 int
3277 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
3278                              struct ether_addr *mc_addr_set,
3279                              uint32_t nb_mc_addr)
3280 {
3281         struct rte_eth_dev *dev;
3282
3283         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3284
3285         dev = &rte_eth_devices[port_id];
3286         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3287         return dev->dev_ops->set_mc_addr_list(dev, mc_addr_set, nb_mc_addr);
3288 }
3289
3290 int
3291 rte_eth_timesync_enable(uint16_t port_id)
3292 {
3293         struct rte_eth_dev *dev;
3294
3295         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3296         dev = &rte_eth_devices[port_id];
3297
3298         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3299         return (*dev->dev_ops->timesync_enable)(dev);
3300 }
3301
3302 int
3303 rte_eth_timesync_disable(uint16_t port_id)
3304 {
3305         struct rte_eth_dev *dev;
3306
3307         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3308         dev = &rte_eth_devices[port_id];
3309
3310         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3311         return (*dev->dev_ops->timesync_disable)(dev);
3312 }
3313
3314 int
3315 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
3316                                    uint32_t flags)
3317 {
3318         struct rte_eth_dev *dev;
3319
3320         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3321         dev = &rte_eth_devices[port_id];
3322
3323         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3324         return (*dev->dev_ops->timesync_read_rx_timestamp)(dev, timestamp, flags);
3325 }
3326
3327 int
3328 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
3329                                    struct timespec *timestamp)
3330 {
3331         struct rte_eth_dev *dev;
3332
3333         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3334         dev = &rte_eth_devices[port_id];
3335
3336         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3337         return (*dev->dev_ops->timesync_read_tx_timestamp)(dev, timestamp);
3338 }
3339
3340 int
3341 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
3342 {
3343         struct rte_eth_dev *dev;
3344
3345         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3346         dev = &rte_eth_devices[port_id];
3347
3348         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3349         return (*dev->dev_ops->timesync_adjust_time)(dev, delta);
3350 }
3351
3352 int
3353 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
3354 {
3355         struct rte_eth_dev *dev;
3356
3357         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3358         dev = &rte_eth_devices[port_id];
3359
3360         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3361         return (*dev->dev_ops->timesync_read_time)(dev, timestamp);
3362 }
3363
3364 int
3365 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
3366 {
3367         struct rte_eth_dev *dev;
3368
3369         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3370         dev = &rte_eth_devices[port_id];
3371
3372         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3373         return (*dev->dev_ops->timesync_write_time)(dev, timestamp);
3374 }
3375
3376 int
3377 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
3378 {
3379         struct rte_eth_dev *dev;
3380
3381         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3382
3383         dev = &rte_eth_devices[port_id];
3384         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3385         return (*dev->dev_ops->get_reg)(dev, info);
3386 }
3387
3388 int
3389 rte_eth_dev_get_eeprom_length(uint16_t port_id)
3390 {
3391         struct rte_eth_dev *dev;
3392
3393         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3394
3395         dev = &rte_eth_devices[port_id];
3396         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3397         return (*dev->dev_ops->get_eeprom_length)(dev);
3398 }
3399
3400 int
3401 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3402 {
3403         struct rte_eth_dev *dev;
3404
3405         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3406
3407         dev = &rte_eth_devices[port_id];
3408         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3409         return (*dev->dev_ops->get_eeprom)(dev, info);
3410 }
3411
3412 int
3413 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3414 {
3415         struct rte_eth_dev *dev;
3416
3417         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3418
3419         dev = &rte_eth_devices[port_id];
3420         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3421         return (*dev->dev_ops->set_eeprom)(dev, info);
3422 }
3423
3424 int
3425 rte_eth_dev_get_dcb_info(uint16_t port_id,
3426                              struct rte_eth_dcb_info *dcb_info)
3427 {
3428         struct rte_eth_dev *dev;
3429
3430         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3431
3432         dev = &rte_eth_devices[port_id];
3433         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3434
3435         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3436         return (*dev->dev_ops->get_dcb_info)(dev, dcb_info);
3437 }
3438
3439 int
3440 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
3441                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3442 {
3443         struct rte_eth_dev *dev;
3444
3445         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3446         if (l2_tunnel == NULL) {
3447                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3448                 return -EINVAL;
3449         }
3450
3451         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3452                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3453                 return -EINVAL;
3454         }
3455
3456         dev = &rte_eth_devices[port_id];
3457         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3458                                 -ENOTSUP);
3459         return (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev, l2_tunnel);
3460 }
3461
3462 int
3463 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
3464                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3465                                   uint32_t mask,
3466                                   uint8_t en)
3467 {
3468         struct rte_eth_dev *dev;
3469
3470         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3471
3472         if (l2_tunnel == NULL) {
3473                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3474                 return -EINVAL;
3475         }
3476
3477         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3478                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3479                 return -EINVAL;
3480         }
3481
3482         if (mask == 0) {
3483                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3484                 return -EINVAL;
3485         }
3486
3487         dev = &rte_eth_devices[port_id];
3488         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3489                                 -ENOTSUP);
3490         return (*dev->dev_ops->l2_tunnel_offload_set)(dev, l2_tunnel, mask, en);
3491 }
3492
3493 static void
3494 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
3495                            const struct rte_eth_desc_lim *desc_lim)
3496 {
3497         if (desc_lim->nb_align != 0)
3498                 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
3499
3500         if (desc_lim->nb_max != 0)
3501                 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
3502
3503         *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
3504 }
3505
3506 int
3507 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
3508                                  uint16_t *nb_rx_desc,
3509                                  uint16_t *nb_tx_desc)
3510 {
3511         struct rte_eth_dev *dev;
3512         struct rte_eth_dev_info dev_info;
3513
3514         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3515
3516         dev = &rte_eth_devices[port_id];
3517         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
3518
3519         rte_eth_dev_info_get(port_id, &dev_info);
3520
3521         if (nb_rx_desc != NULL)
3522                 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
3523
3524         if (nb_tx_desc != NULL)
3525                 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
3526
3527         return 0;
3528 }
3529
3530 int
3531 rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
3532 {
3533         struct rte_eth_dev *dev;
3534
3535         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3536
3537         if (pool == NULL)
3538                 return -EINVAL;
3539
3540         dev = &rte_eth_devices[port_id];
3541
3542         if (*dev->dev_ops->pool_ops_supported == NULL)
3543                 return 1; /* all pools are supported */
3544
3545         return (*dev->dev_ops->pool_ops_supported)(dev, pool);
3546 }