1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2017 Intel Corporation
16 #include <netinet/in.h>
18 #include <rte_byteorder.h>
20 #include <rte_debug.h>
21 #include <rte_interrupts.h>
22 #include <rte_memory.h>
23 #include <rte_memcpy.h>
24 #include <rte_memzone.h>
25 #include <rte_launch.h>
27 #include <rte_per_lcore.h>
28 #include <rte_lcore.h>
29 #include <rte_atomic.h>
30 #include <rte_branch_prediction.h>
31 #include <rte_common.h>
32 #include <rte_mempool.h>
33 #include <rte_malloc.h>
35 #include <rte_errno.h>
36 #include <rte_spinlock.h>
37 #include <rte_string_fns.h>
38 #include <rte_kvargs.h>
39 #include <rte_class.h>
41 #include "rte_ether.h"
42 #include "rte_ethdev.h"
43 #include "rte_ethdev_driver.h"
44 #include "ethdev_profile.h"
45 #include "ethdev_private.h"
47 int rte_eth_dev_logtype;
49 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
50 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
52 /* spinlock for eth device callbacks */
53 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
55 /* spinlock for add/remove rx callbacks */
56 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
58 /* spinlock for add/remove tx callbacks */
59 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
61 /* spinlock for shared data allocation */
62 static rte_spinlock_t rte_eth_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
64 /* store statistics names and its offset in stats structure */
65 struct rte_eth_xstats_name_off {
66 char name[RTE_ETH_XSTATS_NAME_SIZE];
70 /* Shared memory between primary and secondary processes. */
72 uint64_t next_owner_id;
73 rte_spinlock_t ownership_lock;
74 struct rte_eth_dev_data data[RTE_MAX_ETHPORTS];
75 } *rte_eth_dev_shared_data;
77 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
78 {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
79 {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
80 {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
81 {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
82 {"rx_missed_errors", offsetof(struct rte_eth_stats, imissed)},
83 {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
84 {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
85 {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
89 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
91 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
92 {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
93 {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
94 {"errors", offsetof(struct rte_eth_stats, q_errors)},
97 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) / \
98 sizeof(rte_rxq_stats_strings[0]))
100 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
101 {"packets", offsetof(struct rte_eth_stats, q_opackets)},
102 {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
104 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) / \
105 sizeof(rte_txq_stats_strings[0]))
107 #define RTE_RX_OFFLOAD_BIT2STR(_name) \
108 { DEV_RX_OFFLOAD_##_name, #_name }
110 static const struct {
113 } rte_rx_offload_names[] = {
114 RTE_RX_OFFLOAD_BIT2STR(VLAN_STRIP),
115 RTE_RX_OFFLOAD_BIT2STR(IPV4_CKSUM),
116 RTE_RX_OFFLOAD_BIT2STR(UDP_CKSUM),
117 RTE_RX_OFFLOAD_BIT2STR(TCP_CKSUM),
118 RTE_RX_OFFLOAD_BIT2STR(TCP_LRO),
119 RTE_RX_OFFLOAD_BIT2STR(QINQ_STRIP),
120 RTE_RX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
121 RTE_RX_OFFLOAD_BIT2STR(MACSEC_STRIP),
122 RTE_RX_OFFLOAD_BIT2STR(HEADER_SPLIT),
123 RTE_RX_OFFLOAD_BIT2STR(VLAN_FILTER),
124 RTE_RX_OFFLOAD_BIT2STR(VLAN_EXTEND),
125 RTE_RX_OFFLOAD_BIT2STR(JUMBO_FRAME),
126 RTE_RX_OFFLOAD_BIT2STR(SCATTER),
127 RTE_RX_OFFLOAD_BIT2STR(TIMESTAMP),
128 RTE_RX_OFFLOAD_BIT2STR(SECURITY),
129 RTE_RX_OFFLOAD_BIT2STR(KEEP_CRC),
130 RTE_RX_OFFLOAD_BIT2STR(SCTP_CKSUM),
131 RTE_RX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
134 #undef RTE_RX_OFFLOAD_BIT2STR
136 #define RTE_TX_OFFLOAD_BIT2STR(_name) \
137 { DEV_TX_OFFLOAD_##_name, #_name }
139 static const struct {
142 } rte_tx_offload_names[] = {
143 RTE_TX_OFFLOAD_BIT2STR(VLAN_INSERT),
144 RTE_TX_OFFLOAD_BIT2STR(IPV4_CKSUM),
145 RTE_TX_OFFLOAD_BIT2STR(UDP_CKSUM),
146 RTE_TX_OFFLOAD_BIT2STR(TCP_CKSUM),
147 RTE_TX_OFFLOAD_BIT2STR(SCTP_CKSUM),
148 RTE_TX_OFFLOAD_BIT2STR(TCP_TSO),
149 RTE_TX_OFFLOAD_BIT2STR(UDP_TSO),
150 RTE_TX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
151 RTE_TX_OFFLOAD_BIT2STR(QINQ_INSERT),
152 RTE_TX_OFFLOAD_BIT2STR(VXLAN_TNL_TSO),
153 RTE_TX_OFFLOAD_BIT2STR(GRE_TNL_TSO),
154 RTE_TX_OFFLOAD_BIT2STR(IPIP_TNL_TSO),
155 RTE_TX_OFFLOAD_BIT2STR(GENEVE_TNL_TSO),
156 RTE_TX_OFFLOAD_BIT2STR(MACSEC_INSERT),
157 RTE_TX_OFFLOAD_BIT2STR(MT_LOCKFREE),
158 RTE_TX_OFFLOAD_BIT2STR(MULTI_SEGS),
159 RTE_TX_OFFLOAD_BIT2STR(MBUF_FAST_FREE),
160 RTE_TX_OFFLOAD_BIT2STR(SECURITY),
161 RTE_TX_OFFLOAD_BIT2STR(UDP_TNL_TSO),
162 RTE_TX_OFFLOAD_BIT2STR(IP_TNL_TSO),
163 RTE_TX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
164 RTE_TX_OFFLOAD_BIT2STR(MATCH_METADATA),
167 #undef RTE_TX_OFFLOAD_BIT2STR
170 * The user application callback description.
172 * It contains callback address to be registered by user application,
173 * the pointer to the parameters for callback, and the event type.
175 struct rte_eth_dev_callback {
176 TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
177 rte_eth_dev_cb_fn cb_fn; /**< Callback address */
178 void *cb_arg; /**< Parameter for callback */
179 void *ret_param; /**< Return parameter */
180 enum rte_eth_event_type event; /**< Interrupt event type */
181 uint32_t active; /**< Callback is executing */
190 rte_eth_iterator_init(struct rte_dev_iterator *iter, const char *devargs_str)
193 struct rte_devargs devargs = {.args = NULL};
194 const char *bus_param_key;
195 char *bus_str = NULL;
196 char *cls_str = NULL;
199 memset(iter, 0, sizeof(*iter));
202 * The devargs string may use various syntaxes:
203 * - 0000:08:00.0,representor=[1-3]
204 * - pci:0000:06:00.0,representor=[0,5]
205 * - class=eth,mac=00:11:22:33:44:55
206 * A new syntax is in development (not yet supported):
207 * - bus=X,paramX=x/class=Y,paramY=y/driver=Z,paramZ=z
211 * Handle pure class filter (i.e. without any bus-level argument),
212 * from future new syntax.
213 * rte_devargs_parse() is not yet supporting the new syntax,
214 * that's why this simple case is temporarily parsed here.
216 #define iter_anybus_str "class=eth,"
217 if (strncmp(devargs_str, iter_anybus_str,
218 strlen(iter_anybus_str)) == 0) {
219 iter->cls_str = devargs_str + strlen(iter_anybus_str);
223 /* Split bus, device and parameters. */
224 ret = rte_devargs_parse(&devargs, devargs_str);
229 * Assume parameters of old syntax can match only at ethdev level.
230 * Extra parameters will be ignored, thanks to "+" prefix.
232 str_size = strlen(devargs.args) + 2;
233 cls_str = malloc(str_size);
234 if (cls_str == NULL) {
238 ret = snprintf(cls_str, str_size, "+%s", devargs.args);
239 if (ret != str_size - 1) {
243 iter->cls_str = cls_str;
244 free(devargs.args); /* allocated by rte_devargs_parse() */
247 iter->bus = devargs.bus;
248 if (iter->bus->dev_iterate == NULL) {
253 /* Convert bus args to new syntax for use with new API dev_iterate. */
254 if (strcmp(iter->bus->name, "vdev") == 0) {
255 bus_param_key = "name";
256 } else if (strcmp(iter->bus->name, "pci") == 0) {
257 bus_param_key = "addr";
262 str_size = strlen(bus_param_key) + strlen(devargs.name) + 2;
263 bus_str = malloc(str_size);
264 if (bus_str == NULL) {
268 ret = snprintf(bus_str, str_size, "%s=%s",
269 bus_param_key, devargs.name);
270 if (ret != str_size - 1) {
274 iter->bus_str = bus_str;
277 iter->cls = rte_class_find_by_name("eth");
282 RTE_LOG(ERR, EAL, "Bus %s does not support iterating.\n",
291 rte_eth_iterator_next(struct rte_dev_iterator *iter)
293 if (iter->cls == NULL) /* invalid ethdev iterator */
294 return RTE_MAX_ETHPORTS;
296 do { /* loop to try all matching rte_device */
297 /* If not pure ethdev filter and */
298 if (iter->bus != NULL &&
299 /* not in middle of rte_eth_dev iteration, */
300 iter->class_device == NULL) {
301 /* get next rte_device to try. */
302 iter->device = iter->bus->dev_iterate(
303 iter->device, iter->bus_str, iter);
304 if (iter->device == NULL)
305 break; /* no more rte_device candidate */
307 /* A device is matching bus part, need to check ethdev part. */
308 iter->class_device = iter->cls->dev_iterate(
309 iter->class_device, iter->cls_str, iter);
310 if (iter->class_device != NULL)
311 return eth_dev_to_id(iter->class_device); /* match */
312 } while (iter->bus != NULL); /* need to try next rte_device */
314 /* No more ethdev port to iterate. */
315 rte_eth_iterator_cleanup(iter);
316 return RTE_MAX_ETHPORTS;
320 rte_eth_iterator_cleanup(struct rte_dev_iterator *iter)
322 if (iter->bus_str == NULL)
323 return; /* nothing to free in pure class filter */
324 free(RTE_CAST_FIELD(iter, bus_str, char *)); /* workaround const */
325 free(RTE_CAST_FIELD(iter, cls_str, char *)); /* workaround const */
326 memset(iter, 0, sizeof(*iter));
330 rte_eth_find_next(uint16_t port_id)
332 while (port_id < RTE_MAX_ETHPORTS &&
333 rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED)
336 if (port_id >= RTE_MAX_ETHPORTS)
337 return RTE_MAX_ETHPORTS;
343 * Macro to iterate over all valid ports for internal usage.
344 * Note: RTE_ETH_FOREACH_DEV is different because filtering owned ports.
346 #define RTE_ETH_FOREACH_VALID_DEV(port_id) \
347 for (port_id = rte_eth_find_next(0); \
348 port_id < RTE_MAX_ETHPORTS; \
349 port_id = rte_eth_find_next(port_id + 1))
352 rte_eth_find_next_of(uint16_t port_id, const struct rte_device *parent)
354 port_id = rte_eth_find_next(port_id);
355 while (port_id < RTE_MAX_ETHPORTS &&
356 rte_eth_devices[port_id].device != parent)
357 port_id = rte_eth_find_next(port_id + 1);
363 rte_eth_find_next_sibling(uint16_t port_id, uint16_t ref_port_id)
365 RTE_ETH_VALID_PORTID_OR_ERR_RET(ref_port_id, RTE_MAX_ETHPORTS);
366 return rte_eth_find_next_of(port_id,
367 rte_eth_devices[ref_port_id].device);
371 rte_eth_dev_shared_data_prepare(void)
373 const unsigned flags = 0;
374 const struct rte_memzone *mz;
376 rte_spinlock_lock(&rte_eth_shared_data_lock);
378 if (rte_eth_dev_shared_data == NULL) {
379 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
380 /* Allocate port data and ownership shared memory. */
381 mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
382 sizeof(*rte_eth_dev_shared_data),
383 rte_socket_id(), flags);
385 mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
387 rte_panic("Cannot allocate ethdev shared data\n");
389 rte_eth_dev_shared_data = mz->addr;
390 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
391 rte_eth_dev_shared_data->next_owner_id =
392 RTE_ETH_DEV_NO_OWNER + 1;
393 rte_spinlock_init(&rte_eth_dev_shared_data->ownership_lock);
394 memset(rte_eth_dev_shared_data->data, 0,
395 sizeof(rte_eth_dev_shared_data->data));
399 rte_spinlock_unlock(&rte_eth_shared_data_lock);
403 is_allocated(const struct rte_eth_dev *ethdev)
405 return ethdev->data->name[0] != '\0';
408 static struct rte_eth_dev *
409 _rte_eth_dev_allocated(const char *name)
413 for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
414 if (rte_eth_devices[i].data != NULL &&
415 strcmp(rte_eth_devices[i].data->name, name) == 0)
416 return &rte_eth_devices[i];
422 rte_eth_dev_allocated(const char *name)
424 struct rte_eth_dev *ethdev;
426 rte_eth_dev_shared_data_prepare();
428 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
430 ethdev = _rte_eth_dev_allocated(name);
432 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
438 rte_eth_dev_find_free_port(void)
442 for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
443 /* Using shared name field to find a free port. */
444 if (rte_eth_dev_shared_data->data[i].name[0] == '\0') {
445 RTE_ASSERT(rte_eth_devices[i].state ==
450 return RTE_MAX_ETHPORTS;
453 static struct rte_eth_dev *
454 eth_dev_get(uint16_t port_id)
456 struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
458 eth_dev->data = &rte_eth_dev_shared_data->data[port_id];
464 rte_eth_dev_allocate(const char *name)
467 struct rte_eth_dev *eth_dev = NULL;
470 name_len = strnlen(name, RTE_ETH_NAME_MAX_LEN);
472 RTE_ETHDEV_LOG(ERR, "Zero length Ethernet device name\n");
476 if (name_len >= RTE_ETH_NAME_MAX_LEN) {
477 RTE_ETHDEV_LOG(ERR, "Ethernet device name is too long\n");
481 rte_eth_dev_shared_data_prepare();
483 /* Synchronize port creation between primary and secondary threads. */
484 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
486 if (_rte_eth_dev_allocated(name) != NULL) {
488 "Ethernet device with name %s already allocated\n",
493 port_id = rte_eth_dev_find_free_port();
494 if (port_id == RTE_MAX_ETHPORTS) {
496 "Reached maximum number of Ethernet ports\n");
500 eth_dev = eth_dev_get(port_id);
501 strlcpy(eth_dev->data->name, name, sizeof(eth_dev->data->name));
502 eth_dev->data->port_id = port_id;
503 eth_dev->data->mtu = RTE_ETHER_MTU;
506 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
512 * Attach to a port already registered by the primary process, which
513 * makes sure that the same device would have the same port id both
514 * in the primary and secondary process.
517 rte_eth_dev_attach_secondary(const char *name)
520 struct rte_eth_dev *eth_dev = NULL;
522 rte_eth_dev_shared_data_prepare();
524 /* Synchronize port attachment to primary port creation and release. */
525 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
527 for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
528 if (strcmp(rte_eth_dev_shared_data->data[i].name, name) == 0)
531 if (i == RTE_MAX_ETHPORTS) {
533 "Device %s is not driven by the primary process\n",
536 eth_dev = eth_dev_get(i);
537 RTE_ASSERT(eth_dev->data->port_id == i);
540 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
545 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
550 rte_eth_dev_shared_data_prepare();
552 if (eth_dev->state != RTE_ETH_DEV_UNUSED)
553 _rte_eth_dev_callback_process(eth_dev,
554 RTE_ETH_EVENT_DESTROY, NULL);
556 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
558 eth_dev->state = RTE_ETH_DEV_UNUSED;
560 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
561 rte_free(eth_dev->data->rx_queues);
562 rte_free(eth_dev->data->tx_queues);
563 rte_free(eth_dev->data->mac_addrs);
564 rte_free(eth_dev->data->hash_mac_addrs);
565 rte_free(eth_dev->data->dev_private);
566 memset(eth_dev->data, 0, sizeof(struct rte_eth_dev_data));
569 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
575 rte_eth_dev_is_valid_port(uint16_t port_id)
577 if (port_id >= RTE_MAX_ETHPORTS ||
578 (rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED))
585 rte_eth_is_valid_owner_id(uint64_t owner_id)
587 if (owner_id == RTE_ETH_DEV_NO_OWNER ||
588 rte_eth_dev_shared_data->next_owner_id <= owner_id)
594 rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
596 port_id = rte_eth_find_next(port_id);
597 while (port_id < RTE_MAX_ETHPORTS &&
598 rte_eth_devices[port_id].data->owner.id != owner_id)
599 port_id = rte_eth_find_next(port_id + 1);
605 rte_eth_dev_owner_new(uint64_t *owner_id)
607 rte_eth_dev_shared_data_prepare();
609 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
611 *owner_id = rte_eth_dev_shared_data->next_owner_id++;
613 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
618 _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
619 const struct rte_eth_dev_owner *new_owner)
621 struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
622 struct rte_eth_dev_owner *port_owner;
624 if (port_id >= RTE_MAX_ETHPORTS || !is_allocated(ethdev)) {
625 RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
630 if (!rte_eth_is_valid_owner_id(new_owner->id) &&
631 !rte_eth_is_valid_owner_id(old_owner_id)) {
633 "Invalid owner old_id=%016"PRIx64" new_id=%016"PRIx64"\n",
634 old_owner_id, new_owner->id);
638 port_owner = &rte_eth_devices[port_id].data->owner;
639 if (port_owner->id != old_owner_id) {
641 "Cannot set owner to port %u already owned by %s_%016"PRIX64"\n",
642 port_id, port_owner->name, port_owner->id);
646 /* can not truncate (same structure) */
647 strlcpy(port_owner->name, new_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN);
649 port_owner->id = new_owner->id;
651 RTE_ETHDEV_LOG(DEBUG, "Port %u owner is %s_%016"PRIx64"\n",
652 port_id, new_owner->name, new_owner->id);
658 rte_eth_dev_owner_set(const uint16_t port_id,
659 const struct rte_eth_dev_owner *owner)
663 rte_eth_dev_shared_data_prepare();
665 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
667 ret = _rte_eth_dev_owner_set(port_id, RTE_ETH_DEV_NO_OWNER, owner);
669 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
674 rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
676 const struct rte_eth_dev_owner new_owner = (struct rte_eth_dev_owner)
677 {.id = RTE_ETH_DEV_NO_OWNER, .name = ""};
680 rte_eth_dev_shared_data_prepare();
682 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
684 ret = _rte_eth_dev_owner_set(port_id, owner_id, &new_owner);
686 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
691 rte_eth_dev_owner_delete(const uint64_t owner_id)
695 rte_eth_dev_shared_data_prepare();
697 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
699 if (rte_eth_is_valid_owner_id(owner_id)) {
700 for (port_id = 0; port_id < RTE_MAX_ETHPORTS; port_id++)
701 if (rte_eth_devices[port_id].data->owner.id == owner_id)
702 memset(&rte_eth_devices[port_id].data->owner, 0,
703 sizeof(struct rte_eth_dev_owner));
704 RTE_ETHDEV_LOG(NOTICE,
705 "All port owners owned by %016"PRIx64" identifier have removed\n",
709 "Invalid owner id=%016"PRIx64"\n",
713 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
717 rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner)
720 struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
722 rte_eth_dev_shared_data_prepare();
724 rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
726 if (port_id >= RTE_MAX_ETHPORTS || !is_allocated(ethdev)) {
727 RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
731 rte_memcpy(owner, ðdev->data->owner, sizeof(*owner));
734 rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
739 rte_eth_dev_socket_id(uint16_t port_id)
741 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
742 return rte_eth_devices[port_id].data->numa_node;
746 rte_eth_dev_get_sec_ctx(uint16_t port_id)
748 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
749 return rte_eth_devices[port_id].security_ctx;
753 rte_eth_dev_count(void)
755 return rte_eth_dev_count_avail();
759 rte_eth_dev_count_avail(void)
766 RTE_ETH_FOREACH_DEV(p)
773 rte_eth_dev_count_total(void)
775 uint16_t port, count = 0;
777 RTE_ETH_FOREACH_VALID_DEV(port)
784 rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
788 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
791 RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n");
795 /* shouldn't check 'rte_eth_devices[i].data',
796 * because it might be overwritten by VDEV PMD */
797 tmp = rte_eth_dev_shared_data->data[port_id].name;
803 rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
808 RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n");
812 RTE_ETH_FOREACH_VALID_DEV(pid)
813 if (!strcmp(name, rte_eth_dev_shared_data->data[pid].name)) {
822 eth_err(uint16_t port_id, int ret)
826 if (rte_eth_dev_is_removed(port_id))
832 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
834 uint16_t old_nb_queues = dev->data->nb_rx_queues;
838 if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
839 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
840 sizeof(dev->data->rx_queues[0]) * nb_queues,
841 RTE_CACHE_LINE_SIZE);
842 if (dev->data->rx_queues == NULL) {
843 dev->data->nb_rx_queues = 0;
846 } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
847 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
849 rxq = dev->data->rx_queues;
851 for (i = nb_queues; i < old_nb_queues; i++)
852 (*dev->dev_ops->rx_queue_release)(rxq[i]);
853 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
854 RTE_CACHE_LINE_SIZE);
857 if (nb_queues > old_nb_queues) {
858 uint16_t new_qs = nb_queues - old_nb_queues;
860 memset(rxq + old_nb_queues, 0,
861 sizeof(rxq[0]) * new_qs);
864 dev->data->rx_queues = rxq;
866 } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
867 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
869 rxq = dev->data->rx_queues;
871 for (i = nb_queues; i < old_nb_queues; i++)
872 (*dev->dev_ops->rx_queue_release)(rxq[i]);
874 rte_free(dev->data->rx_queues);
875 dev->data->rx_queues = NULL;
877 dev->data->nb_rx_queues = nb_queues;
882 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
884 struct rte_eth_dev *dev;
886 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
888 dev = &rte_eth_devices[port_id];
889 if (!dev->data->dev_started) {
891 "Port %u must be started before start any queue\n",
896 if (rx_queue_id >= dev->data->nb_rx_queues) {
897 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
901 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
903 if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
905 "Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
906 rx_queue_id, port_id);
910 return eth_err(port_id, dev->dev_ops->rx_queue_start(dev,
916 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
918 struct rte_eth_dev *dev;
920 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
922 dev = &rte_eth_devices[port_id];
923 if (rx_queue_id >= dev->data->nb_rx_queues) {
924 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
928 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
930 if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
932 "Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
933 rx_queue_id, port_id);
937 return eth_err(port_id, dev->dev_ops->rx_queue_stop(dev, rx_queue_id));
942 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
944 struct rte_eth_dev *dev;
946 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
948 dev = &rte_eth_devices[port_id];
949 if (!dev->data->dev_started) {
951 "Port %u must be started before start any queue\n",
956 if (tx_queue_id >= dev->data->nb_tx_queues) {
957 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
961 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
963 if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
965 "Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
966 tx_queue_id, port_id);
970 return eth_err(port_id, dev->dev_ops->tx_queue_start(dev, tx_queue_id));
974 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
976 struct rte_eth_dev *dev;
978 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
980 dev = &rte_eth_devices[port_id];
981 if (tx_queue_id >= dev->data->nb_tx_queues) {
982 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
986 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
988 if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
990 "Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
991 tx_queue_id, port_id);
995 return eth_err(port_id, dev->dev_ops->tx_queue_stop(dev, tx_queue_id));
1000 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
1002 uint16_t old_nb_queues = dev->data->nb_tx_queues;
1006 if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
1007 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
1008 sizeof(dev->data->tx_queues[0]) * nb_queues,
1009 RTE_CACHE_LINE_SIZE);
1010 if (dev->data->tx_queues == NULL) {
1011 dev->data->nb_tx_queues = 0;
1014 } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
1015 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
1017 txq = dev->data->tx_queues;
1019 for (i = nb_queues; i < old_nb_queues; i++)
1020 (*dev->dev_ops->tx_queue_release)(txq[i]);
1021 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
1022 RTE_CACHE_LINE_SIZE);
1025 if (nb_queues > old_nb_queues) {
1026 uint16_t new_qs = nb_queues - old_nb_queues;
1028 memset(txq + old_nb_queues, 0,
1029 sizeof(txq[0]) * new_qs);
1032 dev->data->tx_queues = txq;
1034 } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
1035 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
1037 txq = dev->data->tx_queues;
1039 for (i = nb_queues; i < old_nb_queues; i++)
1040 (*dev->dev_ops->tx_queue_release)(txq[i]);
1042 rte_free(dev->data->tx_queues);
1043 dev->data->tx_queues = NULL;
1045 dev->data->nb_tx_queues = nb_queues;
1050 rte_eth_speed_bitflag(uint32_t speed, int duplex)
1053 case ETH_SPEED_NUM_10M:
1054 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
1055 case ETH_SPEED_NUM_100M:
1056 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
1057 case ETH_SPEED_NUM_1G:
1058 return ETH_LINK_SPEED_1G;
1059 case ETH_SPEED_NUM_2_5G:
1060 return ETH_LINK_SPEED_2_5G;
1061 case ETH_SPEED_NUM_5G:
1062 return ETH_LINK_SPEED_5G;
1063 case ETH_SPEED_NUM_10G:
1064 return ETH_LINK_SPEED_10G;
1065 case ETH_SPEED_NUM_20G:
1066 return ETH_LINK_SPEED_20G;
1067 case ETH_SPEED_NUM_25G:
1068 return ETH_LINK_SPEED_25G;
1069 case ETH_SPEED_NUM_40G:
1070 return ETH_LINK_SPEED_40G;
1071 case ETH_SPEED_NUM_50G:
1072 return ETH_LINK_SPEED_50G;
1073 case ETH_SPEED_NUM_56G:
1074 return ETH_LINK_SPEED_56G;
1075 case ETH_SPEED_NUM_100G:
1076 return ETH_LINK_SPEED_100G;
1083 rte_eth_dev_rx_offload_name(uint64_t offload)
1085 const char *name = "UNKNOWN";
1088 for (i = 0; i < RTE_DIM(rte_rx_offload_names); ++i) {
1089 if (offload == rte_rx_offload_names[i].offload) {
1090 name = rte_rx_offload_names[i].name;
1099 rte_eth_dev_tx_offload_name(uint64_t offload)
1101 const char *name = "UNKNOWN";
1104 for (i = 0; i < RTE_DIM(rte_tx_offload_names); ++i) {
1105 if (offload == rte_tx_offload_names[i].offload) {
1106 name = rte_tx_offload_names[i].name;
1115 rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
1116 const struct rte_eth_conf *dev_conf)
1118 struct rte_eth_dev *dev;
1119 struct rte_eth_dev_info dev_info;
1120 struct rte_eth_conf orig_conf;
1124 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1126 dev = &rte_eth_devices[port_id];
1128 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
1130 if (dev->data->dev_started) {
1132 "Port %u must be stopped to allow configuration\n",
1137 /* Store original config, as rollback required on failure */
1138 memcpy(&orig_conf, &dev->data->dev_conf, sizeof(dev->data->dev_conf));
1141 * Copy the dev_conf parameter into the dev structure.
1142 * rte_eth_dev_info_get() requires dev_conf, copy it before dev_info get
1144 memcpy(&dev->data->dev_conf, dev_conf, sizeof(dev->data->dev_conf));
1146 ret = rte_eth_dev_info_get(port_id, &dev_info);
1150 /* If number of queues specified by application for both Rx and Tx is
1151 * zero, use driver preferred values. This cannot be done individually
1152 * as it is valid for either Tx or Rx (but not both) to be zero.
1153 * If driver does not provide any preferred valued, fall back on
1156 if (nb_rx_q == 0 && nb_tx_q == 0) {
1157 nb_rx_q = dev_info.default_rxportconf.nb_queues;
1159 nb_rx_q = RTE_ETH_DEV_FALLBACK_RX_NBQUEUES;
1160 nb_tx_q = dev_info.default_txportconf.nb_queues;
1162 nb_tx_q = RTE_ETH_DEV_FALLBACK_TX_NBQUEUES;
1165 if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
1167 "Number of RX queues requested (%u) is greater than max supported(%d)\n",
1168 nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
1173 if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
1175 "Number of TX queues requested (%u) is greater than max supported(%d)\n",
1176 nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
1182 * Check that the numbers of RX and TX queues are not greater
1183 * than the maximum number of RX and TX queues supported by the
1184 * configured device.
1186 if (nb_rx_q > dev_info.max_rx_queues) {
1187 RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_rx_queues=%u > %u\n",
1188 port_id, nb_rx_q, dev_info.max_rx_queues);
1193 if (nb_tx_q > dev_info.max_tx_queues) {
1194 RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_tx_queues=%u > %u\n",
1195 port_id, nb_tx_q, dev_info.max_tx_queues);
1200 /* Check that the device supports requested interrupts */
1201 if ((dev_conf->intr_conf.lsc == 1) &&
1202 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
1203 RTE_ETHDEV_LOG(ERR, "Driver %s does not support lsc\n",
1204 dev->device->driver->name);
1208 if ((dev_conf->intr_conf.rmv == 1) &&
1209 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
1210 RTE_ETHDEV_LOG(ERR, "Driver %s does not support rmv\n",
1211 dev->device->driver->name);
1217 * If jumbo frames are enabled, check that the maximum RX packet
1218 * length is supported by the configured device.
1220 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
1221 if (dev_conf->rxmode.max_rx_pkt_len > dev_info.max_rx_pktlen) {
1223 "Ethdev port_id=%u max_rx_pkt_len %u > max valid value %u\n",
1224 port_id, dev_conf->rxmode.max_rx_pkt_len,
1225 dev_info.max_rx_pktlen);
1228 } else if (dev_conf->rxmode.max_rx_pkt_len < RTE_ETHER_MIN_LEN) {
1230 "Ethdev port_id=%u max_rx_pkt_len %u < min valid value %u\n",
1231 port_id, dev_conf->rxmode.max_rx_pkt_len,
1232 (unsigned int)RTE_ETHER_MIN_LEN);
1237 if (dev_conf->rxmode.max_rx_pkt_len < RTE_ETHER_MIN_LEN ||
1238 dev_conf->rxmode.max_rx_pkt_len > RTE_ETHER_MAX_LEN)
1239 /* Use default value */
1240 dev->data->dev_conf.rxmode.max_rx_pkt_len =
1244 /* Any requested offloading must be within its device capabilities */
1245 if ((dev_conf->rxmode.offloads & dev_info.rx_offload_capa) !=
1246 dev_conf->rxmode.offloads) {
1248 "Ethdev port_id=%u requested Rx offloads 0x%"PRIx64" doesn't match Rx offloads "
1249 "capabilities 0x%"PRIx64" in %s()\n",
1250 port_id, dev_conf->rxmode.offloads,
1251 dev_info.rx_offload_capa,
1256 if ((dev_conf->txmode.offloads & dev_info.tx_offload_capa) !=
1257 dev_conf->txmode.offloads) {
1259 "Ethdev port_id=%u requested Tx offloads 0x%"PRIx64" doesn't match Tx offloads "
1260 "capabilities 0x%"PRIx64" in %s()\n",
1261 port_id, dev_conf->txmode.offloads,
1262 dev_info.tx_offload_capa,
1268 /* Check that device supports requested rss hash functions. */
1269 if ((dev_info.flow_type_rss_offloads |
1270 dev_conf->rx_adv_conf.rss_conf.rss_hf) !=
1271 dev_info.flow_type_rss_offloads) {
1273 "Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
1274 port_id, dev_conf->rx_adv_conf.rss_conf.rss_hf,
1275 dev_info.flow_type_rss_offloads);
1281 * Setup new number of RX/TX queues and reconfigure device.
1283 diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1286 "Port%u rte_eth_dev_rx_queue_config = %d\n",
1292 diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1295 "Port%u rte_eth_dev_tx_queue_config = %d\n",
1297 rte_eth_dev_rx_queue_config(dev, 0);
1302 diag = (*dev->dev_ops->dev_configure)(dev);
1304 RTE_ETHDEV_LOG(ERR, "Port%u dev_configure = %d\n",
1306 rte_eth_dev_rx_queue_config(dev, 0);
1307 rte_eth_dev_tx_queue_config(dev, 0);
1308 ret = eth_err(port_id, diag);
1312 /* Initialize Rx profiling if enabled at compilation time. */
1313 diag = __rte_eth_dev_profile_init(port_id, dev);
1315 RTE_ETHDEV_LOG(ERR, "Port%u __rte_eth_dev_profile_init = %d\n",
1317 rte_eth_dev_rx_queue_config(dev, 0);
1318 rte_eth_dev_tx_queue_config(dev, 0);
1319 ret = eth_err(port_id, diag);
1326 memcpy(&dev->data->dev_conf, &orig_conf, sizeof(dev->data->dev_conf));
1332 _rte_eth_dev_reset(struct rte_eth_dev *dev)
1334 if (dev->data->dev_started) {
1335 RTE_ETHDEV_LOG(ERR, "Port %u must be stopped to allow reset\n",
1336 dev->data->port_id);
1340 rte_eth_dev_rx_queue_config(dev, 0);
1341 rte_eth_dev_tx_queue_config(dev, 0);
1343 memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
1347 rte_eth_dev_mac_restore(struct rte_eth_dev *dev,
1348 struct rte_eth_dev_info *dev_info)
1350 struct rte_ether_addr *addr;
1355 /* replay MAC address configuration including default MAC */
1356 addr = &dev->data->mac_addrs[0];
1357 if (*dev->dev_ops->mac_addr_set != NULL)
1358 (*dev->dev_ops->mac_addr_set)(dev, addr);
1359 else if (*dev->dev_ops->mac_addr_add != NULL)
1360 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
1362 if (*dev->dev_ops->mac_addr_add != NULL) {
1363 for (i = 1; i < dev_info->max_mac_addrs; i++) {
1364 addr = &dev->data->mac_addrs[i];
1366 /* skip zero address */
1367 if (rte_is_zero_ether_addr(addr))
1371 pool_mask = dev->data->mac_pool_sel[i];
1374 if (pool_mask & 1ULL)
1375 (*dev->dev_ops->mac_addr_add)(dev,
1379 } while (pool_mask);
1385 rte_eth_dev_config_restore(struct rte_eth_dev *dev,
1386 struct rte_eth_dev_info *dev_info, uint16_t port_id)
1390 if (!(*dev_info->dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR))
1391 rte_eth_dev_mac_restore(dev, dev_info);
1393 /* replay promiscuous configuration */
1394 if (rte_eth_promiscuous_get(port_id) == 1) {
1395 ret = rte_eth_promiscuous_enable(port_id);
1396 if (ret != 0 && ret != -ENOTSUP) {
1398 "Failed to enable promiscuous mode for device (port %u): %s\n",
1399 port_id, rte_strerror(-ret));
1402 } else if (rte_eth_promiscuous_get(port_id) == 0) {
1403 ret = rte_eth_promiscuous_disable(port_id);
1404 if (ret != 0 && ret != -ENOTSUP) {
1406 "Failed to disable promiscuous mode for device (port %u): %s\n",
1407 port_id, rte_strerror(-ret));
1412 /* replay all multicast configuration */
1413 if (rte_eth_allmulticast_get(port_id) == 1)
1414 rte_eth_allmulticast_enable(port_id);
1415 else if (rte_eth_allmulticast_get(port_id) == 0)
1416 rte_eth_allmulticast_disable(port_id);
1422 rte_eth_dev_start(uint16_t port_id)
1424 struct rte_eth_dev *dev;
1425 struct rte_eth_dev_info dev_info;
1429 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1431 dev = &rte_eth_devices[port_id];
1433 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1435 if (dev->data->dev_started != 0) {
1436 RTE_ETHDEV_LOG(INFO,
1437 "Device with port_id=%"PRIu16" already started\n",
1442 ret = rte_eth_dev_info_get(port_id, &dev_info);
1446 /* Lets restore MAC now if device does not support live change */
1447 if (*dev_info.dev_flags & RTE_ETH_DEV_NOLIVE_MAC_ADDR)
1448 rte_eth_dev_mac_restore(dev, &dev_info);
1450 diag = (*dev->dev_ops->dev_start)(dev);
1452 dev->data->dev_started = 1;
1454 return eth_err(port_id, diag);
1456 ret = rte_eth_dev_config_restore(dev, &dev_info, port_id);
1459 "Error during restoring configuration for device (port %u): %s\n",
1460 port_id, rte_strerror(-ret));
1461 rte_eth_dev_stop(port_id);
1465 if (dev->data->dev_conf.intr_conf.lsc == 0) {
1466 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1467 (*dev->dev_ops->link_update)(dev, 0);
1473 rte_eth_dev_stop(uint16_t port_id)
1475 struct rte_eth_dev *dev;
1477 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1478 dev = &rte_eth_devices[port_id];
1480 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1482 if (dev->data->dev_started == 0) {
1483 RTE_ETHDEV_LOG(INFO,
1484 "Device with port_id=%"PRIu16" already stopped\n",
1489 dev->data->dev_started = 0;
1490 (*dev->dev_ops->dev_stop)(dev);
1494 rte_eth_dev_set_link_up(uint16_t port_id)
1496 struct rte_eth_dev *dev;
1498 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1500 dev = &rte_eth_devices[port_id];
1502 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1503 return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
1507 rte_eth_dev_set_link_down(uint16_t port_id)
1509 struct rte_eth_dev *dev;
1511 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1513 dev = &rte_eth_devices[port_id];
1515 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1516 return eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
1520 rte_eth_dev_close(uint16_t port_id)
1522 struct rte_eth_dev *dev;
1524 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1525 dev = &rte_eth_devices[port_id];
1527 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1528 dev->data->dev_started = 0;
1529 (*dev->dev_ops->dev_close)(dev);
1531 /* check behaviour flag - temporary for PMD migration */
1532 if ((dev->data->dev_flags & RTE_ETH_DEV_CLOSE_REMOVE) != 0) {
1533 /* new behaviour: send event + reset state + free all data */
1534 rte_eth_dev_release_port(dev);
1537 RTE_ETHDEV_LOG(DEBUG, "Port closing is using an old behaviour.\n"
1538 "The driver %s should migrate to the new behaviour.\n",
1539 dev->device->driver->name);
1540 /* old behaviour: only free queue arrays */
1541 dev->data->nb_rx_queues = 0;
1542 rte_free(dev->data->rx_queues);
1543 dev->data->rx_queues = NULL;
1544 dev->data->nb_tx_queues = 0;
1545 rte_free(dev->data->tx_queues);
1546 dev->data->tx_queues = NULL;
1550 rte_eth_dev_reset(uint16_t port_id)
1552 struct rte_eth_dev *dev;
1555 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1556 dev = &rte_eth_devices[port_id];
1558 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
1560 rte_eth_dev_stop(port_id);
1561 ret = dev->dev_ops->dev_reset(dev);
1563 return eth_err(port_id, ret);
1567 rte_eth_dev_is_removed(uint16_t port_id)
1569 struct rte_eth_dev *dev;
1572 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, 0);
1574 dev = &rte_eth_devices[port_id];
1576 if (dev->state == RTE_ETH_DEV_REMOVED)
1579 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->is_removed, 0);
1581 ret = dev->dev_ops->is_removed(dev);
1583 /* Device is physically removed. */
1584 dev->state = RTE_ETH_DEV_REMOVED;
1590 rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
1591 uint16_t nb_rx_desc, unsigned int socket_id,
1592 const struct rte_eth_rxconf *rx_conf,
1593 struct rte_mempool *mp)
1596 uint32_t mbp_buf_size;
1597 struct rte_eth_dev *dev;
1598 struct rte_eth_dev_info dev_info;
1599 struct rte_eth_rxconf local_conf;
1602 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1604 dev = &rte_eth_devices[port_id];
1605 if (rx_queue_id >= dev->data->nb_rx_queues) {
1606 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
1611 RTE_ETHDEV_LOG(ERR, "Invalid null mempool pointer\n");
1615 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1618 * Check the size of the mbuf data buffer.
1619 * This value must be provided in the private data of the memory pool.
1620 * First check that the memory pool has a valid private data.
1622 ret = rte_eth_dev_info_get(port_id, &dev_info);
1626 if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1627 RTE_ETHDEV_LOG(ERR, "%s private_data_size %d < %d\n",
1628 mp->name, (int)mp->private_data_size,
1629 (int)sizeof(struct rte_pktmbuf_pool_private));
1632 mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1634 if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1636 "%s mbuf_data_room_size %d < %d (RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)=%d)\n",
1637 mp->name, (int)mbp_buf_size,
1638 (int)(RTE_PKTMBUF_HEADROOM + dev_info.min_rx_bufsize),
1639 (int)RTE_PKTMBUF_HEADROOM,
1640 (int)dev_info.min_rx_bufsize);
1644 /* Use default specified by driver, if nb_rx_desc is zero */
1645 if (nb_rx_desc == 0) {
1646 nb_rx_desc = dev_info.default_rxportconf.ring_size;
1647 /* If driver default is also zero, fall back on EAL default */
1648 if (nb_rx_desc == 0)
1649 nb_rx_desc = RTE_ETH_DEV_FALLBACK_RX_RINGSIZE;
1652 if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1653 nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1654 nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1657 "Invalid value for nb_rx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
1658 nb_rx_desc, dev_info.rx_desc_lim.nb_max,
1659 dev_info.rx_desc_lim.nb_min,
1660 dev_info.rx_desc_lim.nb_align);
1664 if (dev->data->dev_started &&
1665 !(dev_info.dev_capa &
1666 RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP))
1669 if (dev->data->dev_started &&
1670 (dev->data->rx_queue_state[rx_queue_id] !=
1671 RTE_ETH_QUEUE_STATE_STOPPED))
1674 rxq = dev->data->rx_queues;
1675 if (rxq[rx_queue_id]) {
1676 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1678 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1679 rxq[rx_queue_id] = NULL;
1682 if (rx_conf == NULL)
1683 rx_conf = &dev_info.default_rxconf;
1685 local_conf = *rx_conf;
1688 * If an offloading has already been enabled in
1689 * rte_eth_dev_configure(), it has been enabled on all queues,
1690 * so there is no need to enable it in this queue again.
1691 * The local_conf.offloads input to underlying PMD only carries
1692 * those offloadings which are only enabled on this queue and
1693 * not enabled on all queues.
1695 local_conf.offloads &= ~dev->data->dev_conf.rxmode.offloads;
1698 * New added offloadings for this queue are those not enabled in
1699 * rte_eth_dev_configure() and they must be per-queue type.
1700 * A pure per-port offloading can't be enabled on a queue while
1701 * disabled on another queue. A pure per-port offloading can't
1702 * be enabled for any queue as new added one if it hasn't been
1703 * enabled in rte_eth_dev_configure().
1705 if ((local_conf.offloads & dev_info.rx_queue_offload_capa) !=
1706 local_conf.offloads) {
1708 "Ethdev port_id=%d rx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
1709 "within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
1710 port_id, rx_queue_id, local_conf.offloads,
1711 dev_info.rx_queue_offload_capa,
1716 ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1717 socket_id, &local_conf, mp);
1719 if (!dev->data->min_rx_buf_size ||
1720 dev->data->min_rx_buf_size > mbp_buf_size)
1721 dev->data->min_rx_buf_size = mbp_buf_size;
1724 return eth_err(port_id, ret);
1728 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
1729 uint16_t nb_tx_desc, unsigned int socket_id,
1730 const struct rte_eth_txconf *tx_conf)
1732 struct rte_eth_dev *dev;
1733 struct rte_eth_dev_info dev_info;
1734 struct rte_eth_txconf local_conf;
1738 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1740 dev = &rte_eth_devices[port_id];
1741 if (tx_queue_id >= dev->data->nb_tx_queues) {
1742 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
1746 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1748 ret = rte_eth_dev_info_get(port_id, &dev_info);
1752 /* Use default specified by driver, if nb_tx_desc is zero */
1753 if (nb_tx_desc == 0) {
1754 nb_tx_desc = dev_info.default_txportconf.ring_size;
1755 /* If driver default is zero, fall back on EAL default */
1756 if (nb_tx_desc == 0)
1757 nb_tx_desc = RTE_ETH_DEV_FALLBACK_TX_RINGSIZE;
1759 if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1760 nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1761 nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1763 "Invalid value for nb_tx_desc(=%hu), should be: <= %hu, >= %hu, and a product of %hu\n",
1764 nb_tx_desc, dev_info.tx_desc_lim.nb_max,
1765 dev_info.tx_desc_lim.nb_min,
1766 dev_info.tx_desc_lim.nb_align);
1770 if (dev->data->dev_started &&
1771 !(dev_info.dev_capa &
1772 RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP))
1775 if (dev->data->dev_started &&
1776 (dev->data->tx_queue_state[tx_queue_id] !=
1777 RTE_ETH_QUEUE_STATE_STOPPED))
1780 txq = dev->data->tx_queues;
1781 if (txq[tx_queue_id]) {
1782 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1784 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1785 txq[tx_queue_id] = NULL;
1788 if (tx_conf == NULL)
1789 tx_conf = &dev_info.default_txconf;
1791 local_conf = *tx_conf;
1794 * If an offloading has already been enabled in
1795 * rte_eth_dev_configure(), it has been enabled on all queues,
1796 * so there is no need to enable it in this queue again.
1797 * The local_conf.offloads input to underlying PMD only carries
1798 * those offloadings which are only enabled on this queue and
1799 * not enabled on all queues.
1801 local_conf.offloads &= ~dev->data->dev_conf.txmode.offloads;
1804 * New added offloadings for this queue are those not enabled in
1805 * rte_eth_dev_configure() and they must be per-queue type.
1806 * A pure per-port offloading can't be enabled on a queue while
1807 * disabled on another queue. A pure per-port offloading can't
1808 * be enabled for any queue as new added one if it hasn't been
1809 * enabled in rte_eth_dev_configure().
1811 if ((local_conf.offloads & dev_info.tx_queue_offload_capa) !=
1812 local_conf.offloads) {
1814 "Ethdev port_id=%d tx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
1815 "within per-queue offload capabilities 0x%"PRIx64" in %s()\n",
1816 port_id, tx_queue_id, local_conf.offloads,
1817 dev_info.tx_queue_offload_capa,
1822 return eth_err(port_id, (*dev->dev_ops->tx_queue_setup)(dev,
1823 tx_queue_id, nb_tx_desc, socket_id, &local_conf));
1827 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1828 void *userdata __rte_unused)
1832 for (i = 0; i < unsent; i++)
1833 rte_pktmbuf_free(pkts[i]);
1837 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1840 uint64_t *count = userdata;
1843 for (i = 0; i < unsent; i++)
1844 rte_pktmbuf_free(pkts[i]);
1850 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1851 buffer_tx_error_fn cbfn, void *userdata)
1853 buffer->error_callback = cbfn;
1854 buffer->error_userdata = userdata;
1859 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1866 buffer->size = size;
1867 if (buffer->error_callback == NULL) {
1868 ret = rte_eth_tx_buffer_set_err_callback(
1869 buffer, rte_eth_tx_buffer_drop_callback, NULL);
1876 rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
1878 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1881 /* Validate Input Data. Bail if not valid or not supported. */
1882 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1883 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1885 /* Call driver to free pending mbufs. */
1886 ret = (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1888 return eth_err(port_id, ret);
1892 rte_eth_promiscuous_enable(uint16_t port_id)
1894 struct rte_eth_dev *dev;
1896 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1897 dev = &rte_eth_devices[port_id];
1899 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_enable, -ENOTSUP);
1900 (*dev->dev_ops->promiscuous_enable)(dev);
1901 dev->data->promiscuous = 1;
1907 rte_eth_promiscuous_disable(uint16_t port_id)
1909 struct rte_eth_dev *dev;
1911 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1912 dev = &rte_eth_devices[port_id];
1914 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->promiscuous_disable, -ENOTSUP);
1915 dev->data->promiscuous = 0;
1916 (*dev->dev_ops->promiscuous_disable)(dev);
1922 rte_eth_promiscuous_get(uint16_t port_id)
1924 struct rte_eth_dev *dev;
1926 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1928 dev = &rte_eth_devices[port_id];
1929 return dev->data->promiscuous;
1933 rte_eth_allmulticast_enable(uint16_t port_id)
1935 struct rte_eth_dev *dev;
1937 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1938 dev = &rte_eth_devices[port_id];
1940 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1941 (*dev->dev_ops->allmulticast_enable)(dev);
1942 dev->data->all_multicast = 1;
1946 rte_eth_allmulticast_disable(uint16_t port_id)
1948 struct rte_eth_dev *dev;
1950 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1951 dev = &rte_eth_devices[port_id];
1953 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1954 dev->data->all_multicast = 0;
1955 (*dev->dev_ops->allmulticast_disable)(dev);
1959 rte_eth_allmulticast_get(uint16_t port_id)
1961 struct rte_eth_dev *dev;
1963 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1965 dev = &rte_eth_devices[port_id];
1966 return dev->data->all_multicast;
1970 rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
1972 struct rte_eth_dev *dev;
1974 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1975 dev = &rte_eth_devices[port_id];
1977 if (dev->data->dev_conf.intr_conf.lsc &&
1978 dev->data->dev_started)
1979 rte_eth_linkstatus_get(dev, eth_link);
1981 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1982 (*dev->dev_ops->link_update)(dev, 1);
1983 *eth_link = dev->data->dev_link;
1988 rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
1990 struct rte_eth_dev *dev;
1992 RTE_ETH_VALID_PORTID_OR_RET(port_id);
1993 dev = &rte_eth_devices[port_id];
1995 if (dev->data->dev_conf.intr_conf.lsc &&
1996 dev->data->dev_started)
1997 rte_eth_linkstatus_get(dev, eth_link);
1999 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
2000 (*dev->dev_ops->link_update)(dev, 0);
2001 *eth_link = dev->data->dev_link;
2006 rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
2008 struct rte_eth_dev *dev;
2010 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2012 dev = &rte_eth_devices[port_id];
2013 memset(stats, 0, sizeof(*stats));
2015 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
2016 stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
2017 return eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
2021 rte_eth_stats_reset(uint16_t port_id)
2023 struct rte_eth_dev *dev;
2025 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2026 dev = &rte_eth_devices[port_id];
2028 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
2029 (*dev->dev_ops->stats_reset)(dev);
2030 dev->data->rx_mbuf_alloc_failed = 0;
2036 get_xstats_basic_count(struct rte_eth_dev *dev)
2038 uint16_t nb_rxqs, nb_txqs;
2041 nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2042 nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2044 count = RTE_NB_STATS;
2045 count += nb_rxqs * RTE_NB_RXQ_STATS;
2046 count += nb_txqs * RTE_NB_TXQ_STATS;
2052 get_xstats_count(uint16_t port_id)
2054 struct rte_eth_dev *dev;
2057 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2058 dev = &rte_eth_devices[port_id];
2059 if (dev->dev_ops->xstats_get_names_by_id != NULL) {
2060 count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
2063 return eth_err(port_id, count);
2065 if (dev->dev_ops->xstats_get_names != NULL) {
2066 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
2068 return eth_err(port_id, count);
2073 count += get_xstats_basic_count(dev);
2079 rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
2082 int cnt_xstats, idx_xstat;
2084 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2087 RTE_ETHDEV_LOG(ERR, "Id pointer is NULL\n");
2092 RTE_ETHDEV_LOG(ERR, "xstat_name pointer is NULL\n");
2097 cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
2098 if (cnt_xstats < 0) {
2099 RTE_ETHDEV_LOG(ERR, "Cannot get count of xstats\n");
2103 /* Get id-name lookup table */
2104 struct rte_eth_xstat_name xstats_names[cnt_xstats];
2106 if (cnt_xstats != rte_eth_xstats_get_names_by_id(
2107 port_id, xstats_names, cnt_xstats, NULL)) {
2108 RTE_ETHDEV_LOG(ERR, "Cannot get xstats lookup\n");
2112 for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
2113 if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
2122 /* retrieve basic stats names */
2124 rte_eth_basic_stats_get_names(struct rte_eth_dev *dev,
2125 struct rte_eth_xstat_name *xstats_names)
2127 int cnt_used_entries = 0;
2128 uint32_t idx, id_queue;
2131 for (idx = 0; idx < RTE_NB_STATS; idx++) {
2132 strlcpy(xstats_names[cnt_used_entries].name,
2133 rte_stats_strings[idx].name,
2134 sizeof(xstats_names[0].name));
2137 num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2138 for (id_queue = 0; id_queue < num_q; id_queue++) {
2139 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
2140 snprintf(xstats_names[cnt_used_entries].name,
2141 sizeof(xstats_names[0].name),
2143 id_queue, rte_rxq_stats_strings[idx].name);
2148 num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2149 for (id_queue = 0; id_queue < num_q; id_queue++) {
2150 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
2151 snprintf(xstats_names[cnt_used_entries].name,
2152 sizeof(xstats_names[0].name),
2154 id_queue, rte_txq_stats_strings[idx].name);
2158 return cnt_used_entries;
2161 /* retrieve ethdev extended statistics names */
2163 rte_eth_xstats_get_names_by_id(uint16_t port_id,
2164 struct rte_eth_xstat_name *xstats_names, unsigned int size,
2167 struct rte_eth_xstat_name *xstats_names_copy;
2168 unsigned int no_basic_stat_requested = 1;
2169 unsigned int no_ext_stat_requested = 1;
2170 unsigned int expected_entries;
2171 unsigned int basic_count;
2172 struct rte_eth_dev *dev;
2176 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2177 dev = &rte_eth_devices[port_id];
2179 basic_count = get_xstats_basic_count(dev);
2180 ret = get_xstats_count(port_id);
2183 expected_entries = (unsigned int)ret;
2185 /* Return max number of stats if no ids given */
2188 return expected_entries;
2189 else if (xstats_names && size < expected_entries)
2190 return expected_entries;
2193 if (ids && !xstats_names)
2196 if (ids && dev->dev_ops->xstats_get_names_by_id != NULL && size > 0) {
2197 uint64_t ids_copy[size];
2199 for (i = 0; i < size; i++) {
2200 if (ids[i] < basic_count) {
2201 no_basic_stat_requested = 0;
2206 * Convert ids to xstats ids that PMD knows.
2207 * ids known by user are basic + extended stats.
2209 ids_copy[i] = ids[i] - basic_count;
2212 if (no_basic_stat_requested)
2213 return (*dev->dev_ops->xstats_get_names_by_id)(dev,
2214 xstats_names, ids_copy, size);
2217 /* Retrieve all stats */
2219 int num_stats = rte_eth_xstats_get_names(port_id, xstats_names,
2221 if (num_stats < 0 || num_stats > (int)expected_entries)
2224 return expected_entries;
2227 xstats_names_copy = calloc(expected_entries,
2228 sizeof(struct rte_eth_xstat_name));
2230 if (!xstats_names_copy) {
2231 RTE_ETHDEV_LOG(ERR, "Can't allocate memory\n");
2236 for (i = 0; i < size; i++) {
2237 if (ids[i] >= basic_count) {
2238 no_ext_stat_requested = 0;
2244 /* Fill xstats_names_copy structure */
2245 if (ids && no_ext_stat_requested) {
2246 rte_eth_basic_stats_get_names(dev, xstats_names_copy);
2248 ret = rte_eth_xstats_get_names(port_id, xstats_names_copy,
2251 free(xstats_names_copy);
2257 for (i = 0; i < size; i++) {
2258 if (ids[i] >= expected_entries) {
2259 RTE_ETHDEV_LOG(ERR, "Id value isn't valid\n");
2260 free(xstats_names_copy);
2263 xstats_names[i] = xstats_names_copy[ids[i]];
2266 free(xstats_names_copy);
2271 rte_eth_xstats_get_names(uint16_t port_id,
2272 struct rte_eth_xstat_name *xstats_names,
2275 struct rte_eth_dev *dev;
2276 int cnt_used_entries;
2277 int cnt_expected_entries;
2278 int cnt_driver_entries;
2280 cnt_expected_entries = get_xstats_count(port_id);
2281 if (xstats_names == NULL || cnt_expected_entries < 0 ||
2282 (int)size < cnt_expected_entries)
2283 return cnt_expected_entries;
2285 /* port_id checked in get_xstats_count() */
2286 dev = &rte_eth_devices[port_id];
2288 cnt_used_entries = rte_eth_basic_stats_get_names(
2291 if (dev->dev_ops->xstats_get_names != NULL) {
2292 /* If there are any driver-specific xstats, append them
2295 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
2297 xstats_names + cnt_used_entries,
2298 size - cnt_used_entries);
2299 if (cnt_driver_entries < 0)
2300 return eth_err(port_id, cnt_driver_entries);
2301 cnt_used_entries += cnt_driver_entries;
2304 return cnt_used_entries;
2309 rte_eth_basic_stats_get(uint16_t port_id, struct rte_eth_xstat *xstats)
2311 struct rte_eth_dev *dev;
2312 struct rte_eth_stats eth_stats;
2313 unsigned int count = 0, i, q;
2314 uint64_t val, *stats_ptr;
2315 uint16_t nb_rxqs, nb_txqs;
2318 ret = rte_eth_stats_get(port_id, ð_stats);
2322 dev = &rte_eth_devices[port_id];
2324 nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2325 nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2328 for (i = 0; i < RTE_NB_STATS; i++) {
2329 stats_ptr = RTE_PTR_ADD(ð_stats,
2330 rte_stats_strings[i].offset);
2332 xstats[count++].value = val;
2336 for (q = 0; q < nb_rxqs; q++) {
2337 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
2338 stats_ptr = RTE_PTR_ADD(ð_stats,
2339 rte_rxq_stats_strings[i].offset +
2340 q * sizeof(uint64_t));
2342 xstats[count++].value = val;
2347 for (q = 0; q < nb_txqs; q++) {
2348 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
2349 stats_ptr = RTE_PTR_ADD(ð_stats,
2350 rte_txq_stats_strings[i].offset +
2351 q * sizeof(uint64_t));
2353 xstats[count++].value = val;
2359 /* retrieve ethdev extended statistics */
2361 rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
2362 uint64_t *values, unsigned int size)
2364 unsigned int no_basic_stat_requested = 1;
2365 unsigned int no_ext_stat_requested = 1;
2366 unsigned int num_xstats_filled;
2367 unsigned int basic_count;
2368 uint16_t expected_entries;
2369 struct rte_eth_dev *dev;
2373 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2374 ret = get_xstats_count(port_id);
2377 expected_entries = (uint16_t)ret;
2378 struct rte_eth_xstat xstats[expected_entries];
2379 dev = &rte_eth_devices[port_id];
2380 basic_count = get_xstats_basic_count(dev);
2382 /* Return max number of stats if no ids given */
2385 return expected_entries;
2386 else if (values && size < expected_entries)
2387 return expected_entries;
2393 if (ids && dev->dev_ops->xstats_get_by_id != NULL && size) {
2394 unsigned int basic_count = get_xstats_basic_count(dev);
2395 uint64_t ids_copy[size];
2397 for (i = 0; i < size; i++) {
2398 if (ids[i] < basic_count) {
2399 no_basic_stat_requested = 0;
2404 * Convert ids to xstats ids that PMD knows.
2405 * ids known by user are basic + extended stats.
2407 ids_copy[i] = ids[i] - basic_count;
2410 if (no_basic_stat_requested)
2411 return (*dev->dev_ops->xstats_get_by_id)(dev, ids_copy,
2416 for (i = 0; i < size; i++) {
2417 if (ids[i] >= basic_count) {
2418 no_ext_stat_requested = 0;
2424 /* Fill the xstats structure */
2425 if (ids && no_ext_stat_requested)
2426 ret = rte_eth_basic_stats_get(port_id, xstats);
2428 ret = rte_eth_xstats_get(port_id, xstats, expected_entries);
2432 num_xstats_filled = (unsigned int)ret;
2434 /* Return all stats */
2436 for (i = 0; i < num_xstats_filled; i++)
2437 values[i] = xstats[i].value;
2438 return expected_entries;
2442 for (i = 0; i < size; i++) {
2443 if (ids[i] >= expected_entries) {
2444 RTE_ETHDEV_LOG(ERR, "Id value isn't valid\n");
2447 values[i] = xstats[ids[i]].value;
2453 rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
2456 struct rte_eth_dev *dev;
2457 unsigned int count = 0, i;
2458 signed int xcount = 0;
2459 uint16_t nb_rxqs, nb_txqs;
2462 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2464 dev = &rte_eth_devices[port_id];
2466 nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2467 nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2469 /* Return generic statistics */
2470 count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
2471 (nb_txqs * RTE_NB_TXQ_STATS);
2473 /* implemented by the driver */
2474 if (dev->dev_ops->xstats_get != NULL) {
2475 /* Retrieve the xstats from the driver at the end of the
2478 xcount = (*dev->dev_ops->xstats_get)(dev,
2479 xstats ? xstats + count : NULL,
2480 (n > count) ? n - count : 0);
2483 return eth_err(port_id, xcount);
2486 if (n < count + xcount || xstats == NULL)
2487 return count + xcount;
2489 /* now fill the xstats structure */
2490 ret = rte_eth_basic_stats_get(port_id, xstats);
2495 for (i = 0; i < count; i++)
2497 /* add an offset to driver-specific stats */
2498 for ( ; i < count + xcount; i++)
2499 xstats[i].id += count;
2501 return count + xcount;
2504 /* reset ethdev extended statistics */
2506 rte_eth_xstats_reset(uint16_t port_id)
2508 struct rte_eth_dev *dev;
2510 RTE_ETH_VALID_PORTID_OR_RET(port_id);
2511 dev = &rte_eth_devices[port_id];
2513 /* implemented by the driver */
2514 if (dev->dev_ops->xstats_reset != NULL) {
2515 (*dev->dev_ops->xstats_reset)(dev);
2519 /* fallback to default */
2520 rte_eth_stats_reset(port_id);
2524 set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id, uint8_t stat_idx,
2527 struct rte_eth_dev *dev;
2529 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2531 dev = &rte_eth_devices[port_id];
2533 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
2535 if (is_rx && (queue_id >= dev->data->nb_rx_queues))
2538 if (!is_rx && (queue_id >= dev->data->nb_tx_queues))
2541 if (stat_idx >= RTE_ETHDEV_QUEUE_STAT_CNTRS)
2544 return (*dev->dev_ops->queue_stats_mapping_set)
2545 (dev, queue_id, stat_idx, is_rx);
2550 rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
2553 return eth_err(port_id, set_queue_stats_mapping(port_id, tx_queue_id,
2554 stat_idx, STAT_QMAP_TX));
2559 rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
2562 return eth_err(port_id, set_queue_stats_mapping(port_id, rx_queue_id,
2563 stat_idx, STAT_QMAP_RX));
2567 rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
2569 struct rte_eth_dev *dev;
2571 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2572 dev = &rte_eth_devices[port_id];
2574 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
2575 return eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
2576 fw_version, fw_size));
2580 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
2582 struct rte_eth_dev *dev;
2583 const struct rte_eth_desc_lim lim = {
2584 .nb_max = UINT16_MAX,
2587 .nb_seg_max = UINT16_MAX,
2588 .nb_mtu_seg_max = UINT16_MAX,
2593 * Init dev_info before port_id check since caller does not have
2594 * return status and does not know if get is successful or not.
2596 memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
2598 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2599 dev = &rte_eth_devices[port_id];
2601 dev_info->rx_desc_lim = lim;
2602 dev_info->tx_desc_lim = lim;
2603 dev_info->device = dev->device;
2604 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
2605 dev_info->max_mtu = UINT16_MAX;
2607 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
2608 diag = (*dev->dev_ops->dev_infos_get)(dev, dev_info);
2610 /* Cleanup already filled in device information */
2611 memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
2612 return eth_err(port_id, diag);
2615 dev_info->driver_name = dev->device->driver->name;
2616 dev_info->nb_rx_queues = dev->data->nb_rx_queues;
2617 dev_info->nb_tx_queues = dev->data->nb_tx_queues;
2619 dev_info->dev_flags = &dev->data->dev_flags;
2625 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2626 uint32_t *ptypes, int num)
2629 struct rte_eth_dev *dev;
2630 const uint32_t *all_ptypes;
2632 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2633 dev = &rte_eth_devices[port_id];
2634 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2635 all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2640 for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2641 if (all_ptypes[i] & ptype_mask) {
2643 ptypes[j] = all_ptypes[i];
2651 rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr)
2653 struct rte_eth_dev *dev;
2655 RTE_ETH_VALID_PORTID_OR_RET(port_id);
2656 dev = &rte_eth_devices[port_id];
2657 rte_ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2662 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2664 struct rte_eth_dev *dev;
2666 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2668 dev = &rte_eth_devices[port_id];
2669 *mtu = dev->data->mtu;
2674 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2677 struct rte_eth_dev_info dev_info;
2678 struct rte_eth_dev *dev;
2680 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2681 dev = &rte_eth_devices[port_id];
2682 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2685 * Check if the device supports dev_infos_get, if it does not
2686 * skip min_mtu/max_mtu validation here as this requires values
2687 * that are populated within the call to rte_eth_dev_info_get()
2688 * which relies on dev->dev_ops->dev_infos_get.
2690 if (*dev->dev_ops->dev_infos_get != NULL) {
2691 ret = rte_eth_dev_info_get(port_id, &dev_info);
2695 if (mtu < dev_info.min_mtu || mtu > dev_info.max_mtu)
2699 ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2701 dev->data->mtu = mtu;
2703 return eth_err(port_id, ret);
2707 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2709 struct rte_eth_dev *dev;
2712 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2713 dev = &rte_eth_devices[port_id];
2714 if (!(dev->data->dev_conf.rxmode.offloads &
2715 DEV_RX_OFFLOAD_VLAN_FILTER)) {
2716 RTE_ETHDEV_LOG(ERR, "Port %u: vlan-filtering disabled\n",
2721 if (vlan_id > 4095) {
2722 RTE_ETHDEV_LOG(ERR, "Port_id=%u invalid vlan_id=%u > 4095\n",
2726 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2728 ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2730 struct rte_vlan_filter_conf *vfc;
2734 vfc = &dev->data->vlan_filter_conf;
2735 vidx = vlan_id / 64;
2736 vbit = vlan_id % 64;
2739 vfc->ids[vidx] |= UINT64_C(1) << vbit;
2741 vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2744 return eth_err(port_id, ret);
2748 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2751 struct rte_eth_dev *dev;
2753 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2754 dev = &rte_eth_devices[port_id];
2755 if (rx_queue_id >= dev->data->nb_rx_queues) {
2756 RTE_ETHDEV_LOG(ERR, "Invalid rx_queue_id=%u\n", rx_queue_id);
2760 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2761 (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2767 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2768 enum rte_vlan_type vlan_type,
2771 struct rte_eth_dev *dev;
2773 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2774 dev = &rte_eth_devices[port_id];
2775 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2777 return eth_err(port_id, (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type,
2782 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2784 struct rte_eth_dev *dev;
2788 uint64_t orig_offloads;
2789 uint64_t *dev_offloads;
2791 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2792 dev = &rte_eth_devices[port_id];
2794 /* save original values in case of failure */
2795 orig_offloads = dev->data->dev_conf.rxmode.offloads;
2796 dev_offloads = &dev->data->dev_conf.rxmode.offloads;
2798 /*check which option changed by application*/
2799 cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2800 org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP);
2803 *dev_offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
2805 *dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
2806 mask |= ETH_VLAN_STRIP_MASK;
2809 cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2810 org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER);
2813 *dev_offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
2815 *dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_FILTER;
2816 mask |= ETH_VLAN_FILTER_MASK;
2819 cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2820 org = !!(*dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND);
2823 *dev_offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
2825 *dev_offloads &= ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2826 mask |= ETH_VLAN_EXTEND_MASK;
2829 cur = !!(offload_mask & ETH_QINQ_STRIP_OFFLOAD);
2830 org = !!(*dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP);
2833 *dev_offloads |= DEV_RX_OFFLOAD_QINQ_STRIP;
2835 *dev_offloads &= ~DEV_RX_OFFLOAD_QINQ_STRIP;
2836 mask |= ETH_QINQ_STRIP_MASK;
2843 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2844 ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
2846 /* hit an error restore original values */
2847 *dev_offloads = orig_offloads;
2850 return eth_err(port_id, ret);
2854 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2856 struct rte_eth_dev *dev;
2857 uint64_t *dev_offloads;
2860 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2861 dev = &rte_eth_devices[port_id];
2862 dev_offloads = &dev->data->dev_conf.rxmode.offloads;
2864 if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
2865 ret |= ETH_VLAN_STRIP_OFFLOAD;
2867 if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
2868 ret |= ETH_VLAN_FILTER_OFFLOAD;
2870 if (*dev_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
2871 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2873 if (*dev_offloads & DEV_RX_OFFLOAD_QINQ_STRIP)
2874 ret |= DEV_RX_OFFLOAD_QINQ_STRIP;
2880 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2882 struct rte_eth_dev *dev;
2884 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2885 dev = &rte_eth_devices[port_id];
2886 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2888 return eth_err(port_id, (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on));
2892 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2894 struct rte_eth_dev *dev;
2896 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2897 dev = &rte_eth_devices[port_id];
2898 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2899 memset(fc_conf, 0, sizeof(*fc_conf));
2900 return eth_err(port_id, (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf));
2904 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2906 struct rte_eth_dev *dev;
2908 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2909 if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2910 RTE_ETHDEV_LOG(ERR, "Invalid send_xon, only 0/1 allowed\n");
2914 dev = &rte_eth_devices[port_id];
2915 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2916 return eth_err(port_id, (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf));
2920 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2921 struct rte_eth_pfc_conf *pfc_conf)
2923 struct rte_eth_dev *dev;
2925 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2926 if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2927 RTE_ETHDEV_LOG(ERR, "Invalid priority, only 0-7 allowed\n");
2931 dev = &rte_eth_devices[port_id];
2932 /* High water, low water validation are device specific */
2933 if (*dev->dev_ops->priority_flow_ctrl_set)
2934 return eth_err(port_id, (*dev->dev_ops->priority_flow_ctrl_set)
2940 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2948 num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2949 for (i = 0; i < num; i++) {
2950 if (reta_conf[i].mask)
2958 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2962 uint16_t i, idx, shift;
2968 RTE_ETHDEV_LOG(ERR, "No receive queue is available\n");
2972 for (i = 0; i < reta_size; i++) {
2973 idx = i / RTE_RETA_GROUP_SIZE;
2974 shift = i % RTE_RETA_GROUP_SIZE;
2975 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2976 (reta_conf[idx].reta[shift] >= max_rxq)) {
2978 "reta_conf[%u]->reta[%u]: %u exceeds the maximum rxq index: %u\n",
2980 reta_conf[idx].reta[shift], max_rxq);
2989 rte_eth_dev_rss_reta_update(uint16_t port_id,
2990 struct rte_eth_rss_reta_entry64 *reta_conf,
2993 struct rte_eth_dev *dev;
2996 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2997 /* Check mask bits */
2998 ret = rte_eth_check_reta_mask(reta_conf, reta_size);
3002 dev = &rte_eth_devices[port_id];
3004 /* Check entry value */
3005 ret = rte_eth_check_reta_entry(reta_conf, reta_size,
3006 dev->data->nb_rx_queues);
3010 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
3011 return eth_err(port_id, (*dev->dev_ops->reta_update)(dev, reta_conf,
3016 rte_eth_dev_rss_reta_query(uint16_t port_id,
3017 struct rte_eth_rss_reta_entry64 *reta_conf,
3020 struct rte_eth_dev *dev;
3023 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3025 /* Check mask bits */
3026 ret = rte_eth_check_reta_mask(reta_conf, reta_size);
3030 dev = &rte_eth_devices[port_id];
3031 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
3032 return eth_err(port_id, (*dev->dev_ops->reta_query)(dev, reta_conf,
3037 rte_eth_dev_rss_hash_update(uint16_t port_id,
3038 struct rte_eth_rss_conf *rss_conf)
3040 struct rte_eth_dev *dev;
3041 struct rte_eth_dev_info dev_info = { .flow_type_rss_offloads = 0, };
3044 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3046 ret = rte_eth_dev_info_get(port_id, &dev_info);
3050 dev = &rte_eth_devices[port_id];
3051 if ((dev_info.flow_type_rss_offloads | rss_conf->rss_hf) !=
3052 dev_info.flow_type_rss_offloads) {
3054 "Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
3055 port_id, rss_conf->rss_hf,
3056 dev_info.flow_type_rss_offloads);
3059 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
3060 return eth_err(port_id, (*dev->dev_ops->rss_hash_update)(dev,
3065 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
3066 struct rte_eth_rss_conf *rss_conf)
3068 struct rte_eth_dev *dev;
3070 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3071 dev = &rte_eth_devices[port_id];
3072 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
3073 return eth_err(port_id, (*dev->dev_ops->rss_hash_conf_get)(dev,
3078 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
3079 struct rte_eth_udp_tunnel *udp_tunnel)
3081 struct rte_eth_dev *dev;
3083 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3084 if (udp_tunnel == NULL) {
3085 RTE_ETHDEV_LOG(ERR, "Invalid udp_tunnel parameter\n");
3089 if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
3090 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
3094 dev = &rte_eth_devices[port_id];
3095 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
3096 return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_add)(dev,
3101 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
3102 struct rte_eth_udp_tunnel *udp_tunnel)
3104 struct rte_eth_dev *dev;
3106 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3107 dev = &rte_eth_devices[port_id];
3109 if (udp_tunnel == NULL) {
3110 RTE_ETHDEV_LOG(ERR, "Invalid udp_tunnel parameter\n");
3114 if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
3115 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
3119 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
3120 return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_del)(dev,
3125 rte_eth_led_on(uint16_t port_id)
3127 struct rte_eth_dev *dev;
3129 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3130 dev = &rte_eth_devices[port_id];
3131 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
3132 return eth_err(port_id, (*dev->dev_ops->dev_led_on)(dev));
3136 rte_eth_led_off(uint16_t port_id)
3138 struct rte_eth_dev *dev;
3140 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3141 dev = &rte_eth_devices[port_id];
3142 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
3143 return eth_err(port_id, (*dev->dev_ops->dev_led_off)(dev));
3147 * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
3151 get_mac_addr_index(uint16_t port_id, const struct rte_ether_addr *addr)
3153 struct rte_eth_dev_info dev_info;
3154 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3158 ret = rte_eth_dev_info_get(port_id, &dev_info);
3162 for (i = 0; i < dev_info.max_mac_addrs; i++)
3163 if (memcmp(addr, &dev->data->mac_addrs[i],
3164 RTE_ETHER_ADDR_LEN) == 0)
3170 static const struct rte_ether_addr null_mac_addr;
3173 rte_eth_dev_mac_addr_add(uint16_t port_id, struct rte_ether_addr *addr,
3176 struct rte_eth_dev *dev;
3181 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3182 dev = &rte_eth_devices[port_id];
3183 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
3185 if (rte_is_zero_ether_addr(addr)) {
3186 RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
3190 if (pool >= ETH_64_POOLS) {
3191 RTE_ETHDEV_LOG(ERR, "Pool id must be 0-%d\n", ETH_64_POOLS - 1);
3195 index = get_mac_addr_index(port_id, addr);
3197 index = get_mac_addr_index(port_id, &null_mac_addr);
3199 RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
3204 pool_mask = dev->data->mac_pool_sel[index];
3206 /* Check if both MAC address and pool is already there, and do nothing */
3207 if (pool_mask & (1ULL << pool))
3212 ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
3215 /* Update address in NIC data structure */
3216 rte_ether_addr_copy(addr, &dev->data->mac_addrs[index]);
3218 /* Update pool bitmap in NIC data structure */
3219 dev->data->mac_pool_sel[index] |= (1ULL << pool);
3222 return eth_err(port_id, ret);
3226 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct rte_ether_addr *addr)
3228 struct rte_eth_dev *dev;
3231 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3232 dev = &rte_eth_devices[port_id];
3233 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
3235 index = get_mac_addr_index(port_id, addr);
3238 "Port %u: Cannot remove default MAC address\n",
3241 } else if (index < 0)
3242 return 0; /* Do nothing if address wasn't found */
3245 (*dev->dev_ops->mac_addr_remove)(dev, index);
3247 /* Update address in NIC data structure */
3248 rte_ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
3250 /* reset pool bitmap */
3251 dev->data->mac_pool_sel[index] = 0;
3257 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct rte_ether_addr *addr)
3259 struct rte_eth_dev *dev;
3262 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3264 if (!rte_is_valid_assigned_ether_addr(addr))
3267 dev = &rte_eth_devices[port_id];
3268 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
3270 ret = (*dev->dev_ops->mac_addr_set)(dev, addr);
3274 /* Update default address in NIC data structure */
3275 rte_ether_addr_copy(addr, &dev->data->mac_addrs[0]);
3282 * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
3286 get_hash_mac_addr_index(uint16_t port_id, const struct rte_ether_addr *addr)
3288 struct rte_eth_dev_info dev_info;
3289 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3293 ret = rte_eth_dev_info_get(port_id, &dev_info);
3297 if (!dev->data->hash_mac_addrs)
3300 for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
3301 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
3302 RTE_ETHER_ADDR_LEN) == 0)
3309 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct rte_ether_addr *addr,
3314 struct rte_eth_dev *dev;
3316 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3318 dev = &rte_eth_devices[port_id];
3319 if (rte_is_zero_ether_addr(addr)) {
3320 RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
3325 index = get_hash_mac_addr_index(port_id, addr);
3326 /* Check if it's already there, and do nothing */
3327 if ((index >= 0) && on)
3333 "Port %u: the MAC address was not set in UTA\n",
3338 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
3340 RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
3346 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
3347 ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
3349 /* Update address in NIC data structure */
3351 rte_ether_addr_copy(addr,
3352 &dev->data->hash_mac_addrs[index]);
3354 rte_ether_addr_copy(&null_mac_addr,
3355 &dev->data->hash_mac_addrs[index]);
3358 return eth_err(port_id, ret);
3362 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
3364 struct rte_eth_dev *dev;
3366 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3368 dev = &rte_eth_devices[port_id];
3370 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
3371 return eth_err(port_id, (*dev->dev_ops->uc_all_hash_table_set)(dev,
3375 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
3378 struct rte_eth_dev *dev;
3379 struct rte_eth_dev_info dev_info;
3380 struct rte_eth_link link;
3383 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3385 ret = rte_eth_dev_info_get(port_id, &dev_info);
3389 dev = &rte_eth_devices[port_id];
3390 link = dev->data->dev_link;
3392 if (queue_idx > dev_info.max_tx_queues) {
3394 "Set queue rate limit:port %u: invalid queue id=%u\n",
3395 port_id, queue_idx);
3399 if (tx_rate > link.link_speed) {
3401 "Set queue rate limit:invalid tx_rate=%u, bigger than link speed= %d\n",
3402 tx_rate, link.link_speed);
3406 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
3407 return eth_err(port_id, (*dev->dev_ops->set_queue_rate_limit)(dev,
3408 queue_idx, tx_rate));
3412 rte_eth_mirror_rule_set(uint16_t port_id,
3413 struct rte_eth_mirror_conf *mirror_conf,
3414 uint8_t rule_id, uint8_t on)
3416 struct rte_eth_dev *dev;
3418 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3419 if (mirror_conf->rule_type == 0) {
3420 RTE_ETHDEV_LOG(ERR, "Mirror rule type can not be 0\n");
3424 if (mirror_conf->dst_pool >= ETH_64_POOLS) {
3425 RTE_ETHDEV_LOG(ERR, "Invalid dst pool, pool id must be 0-%d\n",
3430 if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
3431 ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
3432 (mirror_conf->pool_mask == 0)) {
3434 "Invalid mirror pool, pool mask can not be 0\n");
3438 if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
3439 mirror_conf->vlan.vlan_mask == 0) {
3441 "Invalid vlan mask, vlan mask can not be 0\n");
3445 dev = &rte_eth_devices[port_id];
3446 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
3448 return eth_err(port_id, (*dev->dev_ops->mirror_rule_set)(dev,
3449 mirror_conf, rule_id, on));
3453 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
3455 struct rte_eth_dev *dev;
3457 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3459 dev = &rte_eth_devices[port_id];
3460 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
3462 return eth_err(port_id, (*dev->dev_ops->mirror_rule_reset)(dev,
3466 RTE_INIT(eth_dev_init_cb_lists)
3470 for (i = 0; i < RTE_MAX_ETHPORTS; i++)
3471 TAILQ_INIT(&rte_eth_devices[i].link_intr_cbs);
3475 rte_eth_dev_callback_register(uint16_t port_id,
3476 enum rte_eth_event_type event,
3477 rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3479 struct rte_eth_dev *dev;
3480 struct rte_eth_dev_callback *user_cb;
3481 uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3487 if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3488 RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
3492 if (port_id == RTE_ETH_ALL) {
3494 last_port = RTE_MAX_ETHPORTS - 1;
3496 next_port = last_port = port_id;
3499 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3502 dev = &rte_eth_devices[next_port];
3504 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
3505 if (user_cb->cb_fn == cb_fn &&
3506 user_cb->cb_arg == cb_arg &&
3507 user_cb->event == event) {
3512 /* create a new callback. */
3513 if (user_cb == NULL) {
3514 user_cb = rte_zmalloc("INTR_USER_CALLBACK",
3515 sizeof(struct rte_eth_dev_callback), 0);
3516 if (user_cb != NULL) {
3517 user_cb->cb_fn = cb_fn;
3518 user_cb->cb_arg = cb_arg;
3519 user_cb->event = event;
3520 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs),
3523 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3524 rte_eth_dev_callback_unregister(port_id, event,
3530 } while (++next_port <= last_port);
3532 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3537 rte_eth_dev_callback_unregister(uint16_t port_id,
3538 enum rte_eth_event_type event,
3539 rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3542 struct rte_eth_dev *dev;
3543 struct rte_eth_dev_callback *cb, *next;
3544 uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3550 if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3551 RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
3555 if (port_id == RTE_ETH_ALL) {
3557 last_port = RTE_MAX_ETHPORTS - 1;
3559 next_port = last_port = port_id;
3562 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3565 dev = &rte_eth_devices[next_port];
3567 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL;
3570 next = TAILQ_NEXT(cb, next);
3572 if (cb->cb_fn != cb_fn || cb->event != event ||
3573 (cb->cb_arg != (void *)-1 && cb->cb_arg != cb_arg))
3577 * if this callback is not executing right now,
3580 if (cb->active == 0) {
3581 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
3587 } while (++next_port <= last_port);
3589 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3594 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
3595 enum rte_eth_event_type event, void *ret_param)
3597 struct rte_eth_dev_callback *cb_lst;
3598 struct rte_eth_dev_callback dev_cb;
3601 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3602 TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
3603 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
3607 if (ret_param != NULL)
3608 dev_cb.ret_param = ret_param;
3610 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3611 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
3612 dev_cb.cb_arg, dev_cb.ret_param);
3613 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3616 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3621 rte_eth_dev_probing_finish(struct rte_eth_dev *dev)
3626 _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_NEW, NULL);
3628 dev->state = RTE_ETH_DEV_ATTACHED;
3632 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
3635 struct rte_eth_dev *dev;
3636 struct rte_intr_handle *intr_handle;
3640 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3642 dev = &rte_eth_devices[port_id];
3644 if (!dev->intr_handle) {
3645 RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
3649 intr_handle = dev->intr_handle;
3650 if (!intr_handle->intr_vec) {
3651 RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
3655 for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
3656 vec = intr_handle->intr_vec[qid];
3657 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3658 if (rc && rc != -EEXIST) {
3660 "p %u q %u rx ctl error op %d epfd %d vec %u\n",
3661 port_id, qid, op, epfd, vec);
3669 rte_eth_dev_rx_intr_ctl_q_get_fd(uint16_t port_id, uint16_t queue_id)
3671 struct rte_intr_handle *intr_handle;
3672 struct rte_eth_dev *dev;
3673 unsigned int efd_idx;
3677 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
3679 dev = &rte_eth_devices[port_id];
3681 if (queue_id >= dev->data->nb_rx_queues) {
3682 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
3686 if (!dev->intr_handle) {
3687 RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
3691 intr_handle = dev->intr_handle;
3692 if (!intr_handle->intr_vec) {
3693 RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
3697 vec = intr_handle->intr_vec[queue_id];
3698 efd_idx = (vec >= RTE_INTR_VEC_RXTX_OFFSET) ?
3699 (vec - RTE_INTR_VEC_RXTX_OFFSET) : vec;
3700 fd = intr_handle->efds[efd_idx];
3705 const struct rte_memzone *
3706 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
3707 uint16_t queue_id, size_t size, unsigned align,
3710 char z_name[RTE_MEMZONE_NAMESIZE];
3711 const struct rte_memzone *mz;
3714 rc = snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
3715 dev->data->port_id, queue_id, ring_name);
3716 if (rc >= RTE_MEMZONE_NAMESIZE) {
3717 RTE_ETHDEV_LOG(ERR, "ring name too long\n");
3718 rte_errno = ENAMETOOLONG;
3722 mz = rte_memzone_lookup(z_name);
3726 return rte_memzone_reserve_aligned(z_name, size, socket_id,
3727 RTE_MEMZONE_IOVA_CONTIG, align);
3731 rte_eth_dev_create(struct rte_device *device, const char *name,
3732 size_t priv_data_size,
3733 ethdev_bus_specific_init ethdev_bus_specific_init,
3734 void *bus_init_params,
3735 ethdev_init_t ethdev_init, void *init_params)
3737 struct rte_eth_dev *ethdev;
3740 RTE_FUNC_PTR_OR_ERR_RET(*ethdev_init, -EINVAL);
3742 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
3743 ethdev = rte_eth_dev_allocate(name);
3747 if (priv_data_size) {
3748 ethdev->data->dev_private = rte_zmalloc_socket(
3749 name, priv_data_size, RTE_CACHE_LINE_SIZE,
3752 if (!ethdev->data->dev_private) {
3753 RTE_LOG(ERR, EAL, "failed to allocate private data");
3759 ethdev = rte_eth_dev_attach_secondary(name);
3761 RTE_LOG(ERR, EAL, "secondary process attach failed, "
3762 "ethdev doesn't exist");
3767 ethdev->device = device;
3769 if (ethdev_bus_specific_init) {
3770 retval = ethdev_bus_specific_init(ethdev, bus_init_params);
3773 "ethdev bus specific initialisation failed");
3778 retval = ethdev_init(ethdev, init_params);
3780 RTE_LOG(ERR, EAL, "ethdev initialisation failed");
3784 rte_eth_dev_probing_finish(ethdev);
3789 rte_eth_dev_release_port(ethdev);
3794 rte_eth_dev_destroy(struct rte_eth_dev *ethdev,
3795 ethdev_uninit_t ethdev_uninit)
3799 ethdev = rte_eth_dev_allocated(ethdev->data->name);
3803 RTE_FUNC_PTR_OR_ERR_RET(*ethdev_uninit, -EINVAL);
3805 ret = ethdev_uninit(ethdev);
3809 return rte_eth_dev_release_port(ethdev);
3813 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
3814 int epfd, int op, void *data)
3817 struct rte_eth_dev *dev;
3818 struct rte_intr_handle *intr_handle;
3821 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3823 dev = &rte_eth_devices[port_id];
3824 if (queue_id >= dev->data->nb_rx_queues) {
3825 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
3829 if (!dev->intr_handle) {
3830 RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
3834 intr_handle = dev->intr_handle;
3835 if (!intr_handle->intr_vec) {
3836 RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
3840 vec = intr_handle->intr_vec[queue_id];
3841 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3842 if (rc && rc != -EEXIST) {
3844 "p %u q %u rx ctl error op %d epfd %d vec %u\n",
3845 port_id, queue_id, op, epfd, vec);
3853 rte_eth_dev_rx_intr_enable(uint16_t port_id,
3856 struct rte_eth_dev *dev;
3858 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3860 dev = &rte_eth_devices[port_id];
3862 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
3863 return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev,
3868 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3871 struct rte_eth_dev *dev;
3873 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3875 dev = &rte_eth_devices[port_id];
3877 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3878 return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev,
3884 rte_eth_dev_filter_supported(uint16_t port_id,
3885 enum rte_filter_type filter_type)
3887 struct rte_eth_dev *dev;
3889 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3891 dev = &rte_eth_devices[port_id];
3892 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3893 return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3894 RTE_ETH_FILTER_NOP, NULL);
3898 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3899 enum rte_filter_op filter_op, void *arg)
3901 struct rte_eth_dev *dev;
3903 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3905 dev = &rte_eth_devices[port_id];
3906 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3907 return eth_err(port_id, (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3911 const struct rte_eth_rxtx_callback *
3912 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3913 rte_rx_callback_fn fn, void *user_param)
3915 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3916 rte_errno = ENOTSUP;
3919 /* check input parameters */
3920 if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3921 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3925 struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3933 cb->param = user_param;
3935 rte_spinlock_lock(&rte_eth_rx_cb_lock);
3936 /* Add the callbacks in fifo order. */
3937 struct rte_eth_rxtx_callback *tail =
3938 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3941 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3948 rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3953 const struct rte_eth_rxtx_callback *
3954 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3955 rte_rx_callback_fn fn, void *user_param)
3957 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3958 rte_errno = ENOTSUP;
3961 /* check input parameters */
3962 if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3963 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3968 struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3976 cb->param = user_param;
3978 rte_spinlock_lock(&rte_eth_rx_cb_lock);
3979 /* Add the callbacks at fisrt position*/
3980 cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3982 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3983 rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3988 const struct rte_eth_rxtx_callback *
3989 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3990 rte_tx_callback_fn fn, void *user_param)
3992 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3993 rte_errno = ENOTSUP;
3996 /* check input parameters */
3997 if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3998 queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
4003 struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
4011 cb->param = user_param;
4013 rte_spinlock_lock(&rte_eth_tx_cb_lock);
4014 /* Add the callbacks in fifo order. */
4015 struct rte_eth_rxtx_callback *tail =
4016 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
4019 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
4026 rte_spinlock_unlock(&rte_eth_tx_cb_lock);
4032 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
4033 const struct rte_eth_rxtx_callback *user_cb)
4035 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
4038 /* Check input parameters. */
4039 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
4040 if (user_cb == NULL ||
4041 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
4044 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
4045 struct rte_eth_rxtx_callback *cb;
4046 struct rte_eth_rxtx_callback **prev_cb;
4049 rte_spinlock_lock(&rte_eth_rx_cb_lock);
4050 prev_cb = &dev->post_rx_burst_cbs[queue_id];
4051 for (; *prev_cb != NULL; prev_cb = &cb->next) {
4053 if (cb == user_cb) {
4054 /* Remove the user cb from the callback list. */
4055 *prev_cb = cb->next;
4060 rte_spinlock_unlock(&rte_eth_rx_cb_lock);
4066 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
4067 const struct rte_eth_rxtx_callback *user_cb)
4069 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
4072 /* Check input parameters. */
4073 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
4074 if (user_cb == NULL ||
4075 queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
4078 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
4080 struct rte_eth_rxtx_callback *cb;
4081 struct rte_eth_rxtx_callback **prev_cb;
4083 rte_spinlock_lock(&rte_eth_tx_cb_lock);
4084 prev_cb = &dev->pre_tx_burst_cbs[queue_id];
4085 for (; *prev_cb != NULL; prev_cb = &cb->next) {
4087 if (cb == user_cb) {
4088 /* Remove the user cb from the callback list. */
4089 *prev_cb = cb->next;
4094 rte_spinlock_unlock(&rte_eth_tx_cb_lock);
4100 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
4101 struct rte_eth_rxq_info *qinfo)
4103 struct rte_eth_dev *dev;
4105 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4110 dev = &rte_eth_devices[port_id];
4111 if (queue_id >= dev->data->nb_rx_queues) {
4112 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
4116 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
4118 memset(qinfo, 0, sizeof(*qinfo));
4119 dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
4124 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
4125 struct rte_eth_txq_info *qinfo)
4127 struct rte_eth_dev *dev;
4129 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4134 dev = &rte_eth_devices[port_id];
4135 if (queue_id >= dev->data->nb_tx_queues) {
4136 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", queue_id);
4140 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
4142 memset(qinfo, 0, sizeof(*qinfo));
4143 dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
4149 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
4150 struct rte_ether_addr *mc_addr_set,
4151 uint32_t nb_mc_addr)
4153 struct rte_eth_dev *dev;
4155 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4157 dev = &rte_eth_devices[port_id];
4158 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
4159 return eth_err(port_id, dev->dev_ops->set_mc_addr_list(dev,
4160 mc_addr_set, nb_mc_addr));
4164 rte_eth_timesync_enable(uint16_t port_id)
4166 struct rte_eth_dev *dev;
4168 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4169 dev = &rte_eth_devices[port_id];
4171 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
4172 return eth_err(port_id, (*dev->dev_ops->timesync_enable)(dev));
4176 rte_eth_timesync_disable(uint16_t port_id)
4178 struct rte_eth_dev *dev;
4180 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4181 dev = &rte_eth_devices[port_id];
4183 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
4184 return eth_err(port_id, (*dev->dev_ops->timesync_disable)(dev));
4188 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
4191 struct rte_eth_dev *dev;
4193 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4194 dev = &rte_eth_devices[port_id];
4196 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
4197 return eth_err(port_id, (*dev->dev_ops->timesync_read_rx_timestamp)
4198 (dev, timestamp, flags));
4202 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
4203 struct timespec *timestamp)
4205 struct rte_eth_dev *dev;
4207 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4208 dev = &rte_eth_devices[port_id];
4210 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
4211 return eth_err(port_id, (*dev->dev_ops->timesync_read_tx_timestamp)
4216 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
4218 struct rte_eth_dev *dev;
4220 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4221 dev = &rte_eth_devices[port_id];
4223 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
4224 return eth_err(port_id, (*dev->dev_ops->timesync_adjust_time)(dev,
4229 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
4231 struct rte_eth_dev *dev;
4233 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4234 dev = &rte_eth_devices[port_id];
4236 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
4237 return eth_err(port_id, (*dev->dev_ops->timesync_read_time)(dev,
4242 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
4244 struct rte_eth_dev *dev;
4246 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4247 dev = &rte_eth_devices[port_id];
4249 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
4250 return eth_err(port_id, (*dev->dev_ops->timesync_write_time)(dev,
4255 rte_eth_read_clock(uint16_t port_id, uint64_t *clock)
4257 struct rte_eth_dev *dev;
4259 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4260 dev = &rte_eth_devices[port_id];
4262 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->read_clock, -ENOTSUP);
4263 return eth_err(port_id, (*dev->dev_ops->read_clock)(dev, clock));
4267 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
4269 struct rte_eth_dev *dev;
4271 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4273 dev = &rte_eth_devices[port_id];
4274 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
4275 return eth_err(port_id, (*dev->dev_ops->get_reg)(dev, info));
4279 rte_eth_dev_get_eeprom_length(uint16_t port_id)
4281 struct rte_eth_dev *dev;
4283 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4285 dev = &rte_eth_devices[port_id];
4286 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
4287 return eth_err(port_id, (*dev->dev_ops->get_eeprom_length)(dev));
4291 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
4293 struct rte_eth_dev *dev;
4295 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4297 dev = &rte_eth_devices[port_id];
4298 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
4299 return eth_err(port_id, (*dev->dev_ops->get_eeprom)(dev, info));
4303 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
4305 struct rte_eth_dev *dev;
4307 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4309 dev = &rte_eth_devices[port_id];
4310 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
4311 return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
4315 rte_eth_dev_get_module_info(uint16_t port_id,
4316 struct rte_eth_dev_module_info *modinfo)
4318 struct rte_eth_dev *dev;
4320 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4322 dev = &rte_eth_devices[port_id];
4323 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_info, -ENOTSUP);
4324 return (*dev->dev_ops->get_module_info)(dev, modinfo);
4328 rte_eth_dev_get_module_eeprom(uint16_t port_id,
4329 struct rte_dev_eeprom_info *info)
4331 struct rte_eth_dev *dev;
4333 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4335 dev = &rte_eth_devices[port_id];
4336 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_eeprom, -ENOTSUP);
4337 return (*dev->dev_ops->get_module_eeprom)(dev, info);
4341 rte_eth_dev_get_dcb_info(uint16_t port_id,
4342 struct rte_eth_dcb_info *dcb_info)
4344 struct rte_eth_dev *dev;
4346 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4348 dev = &rte_eth_devices[port_id];
4349 memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
4351 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
4352 return eth_err(port_id, (*dev->dev_ops->get_dcb_info)(dev, dcb_info));
4356 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
4357 struct rte_eth_l2_tunnel_conf *l2_tunnel)
4359 struct rte_eth_dev *dev;
4361 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4362 if (l2_tunnel == NULL) {
4363 RTE_ETHDEV_LOG(ERR, "Invalid l2_tunnel parameter\n");
4367 if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
4368 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
4372 dev = &rte_eth_devices[port_id];
4373 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
4375 return eth_err(port_id, (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev,
4380 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
4381 struct rte_eth_l2_tunnel_conf *l2_tunnel,
4385 struct rte_eth_dev *dev;
4387 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4389 if (l2_tunnel == NULL) {
4390 RTE_ETHDEV_LOG(ERR, "Invalid l2_tunnel parameter\n");
4394 if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
4395 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
4400 RTE_ETHDEV_LOG(ERR, "Mask should have a value\n");
4404 dev = &rte_eth_devices[port_id];
4405 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
4407 return eth_err(port_id, (*dev->dev_ops->l2_tunnel_offload_set)(dev,
4408 l2_tunnel, mask, en));
4412 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
4413 const struct rte_eth_desc_lim *desc_lim)
4415 if (desc_lim->nb_align != 0)
4416 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
4418 if (desc_lim->nb_max != 0)
4419 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
4421 *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
4425 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
4426 uint16_t *nb_rx_desc,
4427 uint16_t *nb_tx_desc)
4429 struct rte_eth_dev_info dev_info;
4432 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4434 ret = rte_eth_dev_info_get(port_id, &dev_info);
4438 if (nb_rx_desc != NULL)
4439 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
4441 if (nb_tx_desc != NULL)
4442 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
4448 rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
4450 struct rte_eth_dev *dev;
4452 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4457 dev = &rte_eth_devices[port_id];
4459 if (*dev->dev_ops->pool_ops_supported == NULL)
4460 return 1; /* all pools are supported */
4462 return (*dev->dev_ops->pool_ops_supported)(dev, pool);
4466 * A set of values to describe the possible states of a switch domain.
4468 enum rte_eth_switch_domain_state {
4469 RTE_ETH_SWITCH_DOMAIN_UNUSED = 0,
4470 RTE_ETH_SWITCH_DOMAIN_ALLOCATED
4474 * Array of switch domains available for allocation. Array is sized to
4475 * RTE_MAX_ETHPORTS elements as there cannot be more active switch domains than
4476 * ethdev ports in a single process.
4478 static struct rte_eth_dev_switch {
4479 enum rte_eth_switch_domain_state state;
4480 } rte_eth_switch_domains[RTE_MAX_ETHPORTS];
4483 rte_eth_switch_domain_alloc(uint16_t *domain_id)
4487 *domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
4489 for (i = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID + 1;
4490 i < RTE_MAX_ETHPORTS; i++) {
4491 if (rte_eth_switch_domains[i].state ==
4492 RTE_ETH_SWITCH_DOMAIN_UNUSED) {
4493 rte_eth_switch_domains[i].state =
4494 RTE_ETH_SWITCH_DOMAIN_ALLOCATED;
4504 rte_eth_switch_domain_free(uint16_t domain_id)
4506 if (domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID ||
4507 domain_id >= RTE_MAX_ETHPORTS)
4510 if (rte_eth_switch_domains[domain_id].state !=
4511 RTE_ETH_SWITCH_DOMAIN_ALLOCATED)
4514 rte_eth_switch_domains[domain_id].state = RTE_ETH_SWITCH_DOMAIN_UNUSED;
4520 rte_eth_devargs_tokenise(struct rte_kvargs *arglist, const char *str_in)
4523 struct rte_kvargs_pair *pair;
4526 arglist->str = strdup(str_in);
4527 if (arglist->str == NULL)
4530 letter = arglist->str;
4533 pair = &arglist->pairs[0];
4536 case 0: /* Initial */
4539 else if (*letter == '\0')
4546 case 1: /* Parsing key */
4547 if (*letter == '=') {
4549 pair->value = letter + 1;
4551 } else if (*letter == ',' || *letter == '\0')
4556 case 2: /* Parsing value */
4559 else if (*letter == ',') {
4562 pair = &arglist->pairs[arglist->count];
4564 } else if (*letter == '\0') {
4567 pair = &arglist->pairs[arglist->count];
4572 case 3: /* Parsing list */
4575 else if (*letter == '\0')
4584 rte_eth_devargs_parse(const char *dargs, struct rte_eth_devargs *eth_da)
4586 struct rte_kvargs args;
4587 struct rte_kvargs_pair *pair;
4591 memset(eth_da, 0, sizeof(*eth_da));
4593 result = rte_eth_devargs_tokenise(&args, dargs);
4597 for (i = 0; i < args.count; i++) {
4598 pair = &args.pairs[i];
4599 if (strcmp("representor", pair->key) == 0) {
4600 result = rte_eth_devargs_parse_list(pair->value,
4601 rte_eth_devargs_parse_representor_ports,
4615 RTE_INIT(ethdev_init_log)
4617 rte_eth_dev_logtype = rte_log_register("lib.ethdev");
4618 if (rte_eth_dev_logtype >= 0)
4619 rte_log_set_level(rte_eth_dev_logtype, RTE_LOG_INFO);