1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
9 #include <rte_ethdev_driver.h>
10 #include <rte_ethdev_vdev.h>
11 #include <rte_malloc.h>
12 #include <rte_bus_vdev.h>
13 #include <rte_kvargs.h>
14 #include <rte_errno.h>
16 #include <rte_tm_driver.h>
17 #include <rte_mtr_driver.h>
19 #include "rte_eth_softnic.h"
20 #include "rte_eth_softnic_internals.h"
22 #define PMD_PARAM_FIRMWARE "firmware"
23 #define PMD_PARAM_CONN_PORT "conn_port"
24 #define PMD_PARAM_CPU_ID "cpu_id"
25 #define PMD_PARAM_SC "sc"
26 #define PMD_PARAM_TM_N_QUEUES "tm_n_queues"
27 #define PMD_PARAM_TM_QSIZE0 "tm_qsize0"
28 #define PMD_PARAM_TM_QSIZE1 "tm_qsize1"
29 #define PMD_PARAM_TM_QSIZE2 "tm_qsize2"
30 #define PMD_PARAM_TM_QSIZE3 "tm_qsize3"
31 #define PMD_PARAM_TM_QSIZE4 "tm_qsize4"
32 #define PMD_PARAM_TM_QSIZE5 "tm_qsize5"
33 #define PMD_PARAM_TM_QSIZE6 "tm_qsize6"
34 #define PMD_PARAM_TM_QSIZE7 "tm_qsize7"
35 #define PMD_PARAM_TM_QSIZE8 "tm_qsize8"
36 #define PMD_PARAM_TM_QSIZE9 "tm_qsize9"
37 #define PMD_PARAM_TM_QSIZE10 "tm_qsize10"
38 #define PMD_PARAM_TM_QSIZE11 "tm_qsize11"
39 #define PMD_PARAM_TM_QSIZE12 "tm_qsize12"
42 static const char * const pmd_valid_args[] = {
47 PMD_PARAM_TM_N_QUEUES,
64 static const char welcome[] =
66 "Welcome to Soft NIC!\n"
69 static const char prompt[] = "softnic> ";
71 static const struct softnic_conn_params conn_params_default = {
76 .buf_size = 1024 * 1024,
77 .msg_in_len_max = 1024,
78 .msg_out_len_max = 1024 * 1024,
79 .msg_handle = softnic_cli_process,
80 .msg_handle_arg = NULL,
83 static int pmd_softnic_logtype;
85 #define PMD_LOG(level, fmt, args...) \
86 rte_log(RTE_LOG_ ## level, pmd_softnic_logtype, \
87 "%s(): " fmt "\n", __func__, ##args)
90 pmd_dev_infos_get(struct rte_eth_dev *dev __rte_unused,
91 struct rte_eth_dev_info *dev_info)
93 dev_info->max_rx_pktlen = UINT32_MAX;
94 dev_info->max_rx_queues = UINT16_MAX;
95 dev_info->max_tx_queues = UINT16_MAX;
99 pmd_dev_configure(struct rte_eth_dev *dev __rte_unused)
105 pmd_rx_queue_setup(struct rte_eth_dev *dev,
106 uint16_t rx_queue_id,
108 unsigned int socket_id __rte_unused,
109 const struct rte_eth_rxconf *rx_conf __rte_unused,
110 struct rte_mempool *mb_pool __rte_unused)
112 char name[NAME_SIZE];
113 struct pmd_internals *p = dev->data->dev_private;
114 struct softnic_swq *swq;
116 struct softnic_swq_params params = {
120 snprintf(name, sizeof(name), "RXQ%u", rx_queue_id);
122 swq = softnic_swq_create(p,
128 dev->data->rx_queues[rx_queue_id] = swq->r;
133 pmd_tx_queue_setup(struct rte_eth_dev *dev,
134 uint16_t tx_queue_id,
136 unsigned int socket_id __rte_unused,
137 const struct rte_eth_txconf *tx_conf __rte_unused)
139 char name[NAME_SIZE];
140 struct pmd_internals *p = dev->data->dev_private;
141 struct softnic_swq *swq;
143 struct softnic_swq_params params = {
147 snprintf(name, sizeof(name), "TXQ%u", tx_queue_id);
149 swq = softnic_swq_create(p,
155 dev->data->tx_queues[tx_queue_id] = swq->r;
160 pmd_dev_start(struct rte_eth_dev *dev)
162 struct pmd_internals *p = dev->data->dev_private;
166 status = softnic_cli_script_process(p,
168 conn_params_default.msg_in_len_max,
169 conn_params_default.msg_out_len_max);
174 dev->data->dev_link.link_status = ETH_LINK_UP;
180 pmd_dev_stop(struct rte_eth_dev *dev)
182 struct pmd_internals *p = dev->data->dev_private;
185 dev->data->dev_link.link_status = ETH_LINK_DOWN;
188 softnic_pipeline_disable_all(p);
189 softnic_pipeline_free(p);
190 softnic_table_action_profile_free(p);
191 softnic_port_in_action_profile_free(p);
193 softnic_tmgr_free(p);
194 softnic_link_free(p);
195 softnic_softnic_swq_free_keep_rxq_txq(p);
196 softnic_mempool_free(p);
198 tm_hierarchy_free(p);
203 pmd_dev_close(struct rte_eth_dev *dev __rte_unused)
209 pmd_link_update(struct rte_eth_dev *dev __rte_unused,
210 int wait_to_complete __rte_unused)
216 pmd_filter_ctrl(struct rte_eth_dev *dev __rte_unused,
217 enum rte_filter_type filter_type,
218 enum rte_filter_op filter_op,
221 if (filter_type == RTE_ETH_FILTER_GENERIC &&
222 filter_op == RTE_ETH_FILTER_GET) {
223 *(const void **)arg = &pmd_flow_ops;
231 pmd_tm_ops_get(struct rte_eth_dev *dev __rte_unused, void *arg)
233 *(const struct rte_tm_ops **)arg = &pmd_tm_ops;
239 pmd_mtr_ops_get(struct rte_eth_dev *dev __rte_unused, void *arg)
241 *(const struct rte_mtr_ops **)arg = &pmd_mtr_ops;
246 static const struct eth_dev_ops pmd_ops = {
247 .dev_configure = pmd_dev_configure,
248 .dev_start = pmd_dev_start,
249 .dev_stop = pmd_dev_stop,
250 .dev_close = pmd_dev_close,
251 .link_update = pmd_link_update,
252 .dev_infos_get = pmd_dev_infos_get,
253 .rx_queue_setup = pmd_rx_queue_setup,
254 .tx_queue_setup = pmd_tx_queue_setup,
255 .filter_ctrl = pmd_filter_ctrl,
256 .tm_ops_get = pmd_tm_ops_get,
257 .mtr_ops_get = pmd_mtr_ops_get,
261 pmd_rx_pkt_burst(void *rxq,
262 struct rte_mbuf **rx_pkts,
265 return (uint16_t)rte_ring_sc_dequeue_burst(rxq,
272 pmd_tx_pkt_burst(void *txq,
273 struct rte_mbuf **tx_pkts,
276 return (uint16_t)rte_ring_sp_enqueue_burst(txq,
283 pmd_init(struct pmd_params *params)
285 struct pmd_internals *p;
288 p = rte_zmalloc_socket(params->name,
289 sizeof(struct pmd_internals),
296 memcpy(&p->params, params, sizeof(p->params));
299 tm_hierarchy_init(p);
302 softnic_mempool_init(p);
304 softnic_link_init(p);
305 softnic_tmgr_init(p);
307 softnic_cryptodev_init(p);
308 softnic_port_in_action_profile_init(p);
309 softnic_table_action_profile_init(p);
310 softnic_pipeline_init(p);
312 status = softnic_thread_init(p);
318 if (params->conn_port) {
319 struct softnic_conn_params conn_params;
321 memcpy(&conn_params, &conn_params_default, sizeof(conn_params));
322 conn_params.port = p->params.conn_port;
323 conn_params.msg_handle_arg = p;
325 p->conn = softnic_conn_init(&conn_params);
326 if (p->conn == NULL) {
327 softnic_thread_free(p);
337 pmd_free(struct pmd_internals *p)
342 if (p->params.conn_port)
343 softnic_conn_free(p->conn);
345 softnic_thread_free(p);
346 softnic_pipeline_free(p);
347 softnic_table_action_profile_free(p);
348 softnic_port_in_action_profile_free(p);
350 softnic_tmgr_free(p);
351 softnic_link_free(p);
353 softnic_mempool_free(p);
355 tm_hierarchy_free(p);
361 static struct rte_ether_addr eth_addr = {
366 pmd_ethdev_register(struct rte_vdev_device *vdev,
367 struct pmd_params *params,
370 struct rte_eth_dev *dev;
372 /* Ethdev entry allocation */
373 dev = rte_eth_dev_allocate(params->name);
378 dev->rx_pkt_burst = pmd_rx_pkt_burst;
379 dev->tx_pkt_burst = pmd_tx_pkt_burst;
380 dev->tx_pkt_prepare = NULL;
381 dev->dev_ops = &pmd_ops;
382 dev->device = &vdev->device;
385 dev->data->dev_private = dev_private;
386 dev->data->dev_link.link_speed = ETH_SPEED_NUM_100G;
387 dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
388 dev->data->dev_link.link_autoneg = ETH_LINK_FIXED;
389 dev->data->dev_link.link_status = ETH_LINK_DOWN;
390 dev->data->mac_addrs = ð_addr;
391 dev->data->promiscuous = 1;
392 dev->data->kdrv = RTE_KDRV_NONE;
393 dev->data->numa_node = params->cpu_id;
395 rte_eth_dev_probing_finish(dev);
401 get_string(const char *key __rte_unused, const char *value, void *extra_args)
403 if (!value || !extra_args)
406 *(char **)extra_args = strdup(value);
408 if (!*(char **)extra_args)
415 get_uint32(const char *key __rte_unused, const char *value, void *extra_args)
417 if (!value || !extra_args)
420 *(uint32_t *)extra_args = strtoull(value, NULL, 0);
426 get_uint16(const char *key __rte_unused, const char *value, void *extra_args)
428 if (!value || !extra_args)
431 *(uint16_t *)extra_args = strtoull(value, NULL, 0);
437 pmd_parse_args(struct pmd_params *p, const char *params)
439 struct rte_kvargs *kvlist;
442 kvlist = rte_kvargs_parse(params, pmd_valid_args);
446 /* Set default values */
447 memset(p, 0, sizeof(*p));
448 p->firmware = SOFTNIC_FIRMWARE;
449 p->cpu_id = SOFTNIC_CPU_ID;
451 p->tm.n_queues = SOFTNIC_TM_N_QUEUES;
452 p->tm.qsize[0] = SOFTNIC_TM_QUEUE_SIZE;
453 p->tm.qsize[1] = SOFTNIC_TM_QUEUE_SIZE;
454 p->tm.qsize[2] = SOFTNIC_TM_QUEUE_SIZE;
455 p->tm.qsize[3] = SOFTNIC_TM_QUEUE_SIZE;
456 p->tm.qsize[4] = SOFTNIC_TM_QUEUE_SIZE;
457 p->tm.qsize[5] = SOFTNIC_TM_QUEUE_SIZE;
458 p->tm.qsize[6] = SOFTNIC_TM_QUEUE_SIZE;
459 p->tm.qsize[7] = SOFTNIC_TM_QUEUE_SIZE;
460 p->tm.qsize[8] = SOFTNIC_TM_QUEUE_SIZE;
461 p->tm.qsize[9] = SOFTNIC_TM_QUEUE_SIZE;
462 p->tm.qsize[10] = SOFTNIC_TM_QUEUE_SIZE;
463 p->tm.qsize[11] = SOFTNIC_TM_QUEUE_SIZE;
464 p->tm.qsize[12] = SOFTNIC_TM_QUEUE_SIZE;
466 /* Firmware script (optional) */
467 if (rte_kvargs_count(kvlist, PMD_PARAM_FIRMWARE) == 1) {
468 ret = rte_kvargs_process(kvlist, PMD_PARAM_FIRMWARE,
469 &get_string, &p->firmware);
474 /* Connection listening port (optional) */
475 if (rte_kvargs_count(kvlist, PMD_PARAM_CONN_PORT) == 1) {
476 ret = rte_kvargs_process(kvlist, PMD_PARAM_CONN_PORT,
477 &get_uint16, &p->conn_port);
482 /* CPU ID (optional) */
483 if (rte_kvargs_count(kvlist, PMD_PARAM_CPU_ID) == 1) {
484 ret = rte_kvargs_process(kvlist, PMD_PARAM_CPU_ID,
485 &get_uint32, &p->cpu_id);
490 /* Service cores (optional) */
491 if (rte_kvargs_count(kvlist, PMD_PARAM_SC) == 1) {
492 ret = rte_kvargs_process(kvlist, PMD_PARAM_SC,
493 &get_uint32, &p->sc);
498 /* TM number of queues (optional) */
499 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_N_QUEUES) == 1) {
500 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_N_QUEUES,
501 &get_uint32, &p->tm.n_queues);
506 /* TM queue size 0 .. 3 (optional) */
507 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE0) == 1) {
508 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE0,
509 &get_uint32, &p->tm.qsize[0]);
514 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE1) == 1) {
515 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE1,
516 &get_uint32, &p->tm.qsize[1]);
521 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE2) == 1) {
522 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE2,
523 &get_uint32, &p->tm.qsize[2]);
528 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE3) == 1) {
529 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE3,
530 &get_uint32, &p->tm.qsize[3]);
535 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE4) == 1) {
536 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE4,
537 &get_uint32, &p->tm.qsize[4]);
542 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE5) == 1) {
543 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE5,
544 &get_uint32, &p->tm.qsize[5]);
549 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE6) == 1) {
550 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE6,
551 &get_uint32, &p->tm.qsize[6]);
556 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE7) == 1) {
557 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE7,
558 &get_uint32, &p->tm.qsize[7]);
562 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE8) == 1) {
563 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE8,
564 &get_uint32, &p->tm.qsize[8]);
568 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE9) == 1) {
569 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE9,
570 &get_uint32, &p->tm.qsize[9]);
575 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE10) == 1) {
576 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE10,
577 &get_uint32, &p->tm.qsize[10]);
582 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE11) == 1) {
583 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE11,
584 &get_uint32, &p->tm.qsize[11]);
589 if (rte_kvargs_count(kvlist, PMD_PARAM_TM_QSIZE12) == 1) {
590 ret = rte_kvargs_process(kvlist, PMD_PARAM_TM_QSIZE12,
591 &get_uint32, &p->tm.qsize[12]);
597 rte_kvargs_free(kvlist);
602 pmd_probe(struct rte_vdev_device *vdev)
609 const char *name = rte_vdev_device_name(vdev);
611 PMD_LOG(INFO, "Probing device \"%s\"", name);
613 /* Parse input arguments */
614 params = rte_vdev_device_args(vdev);
618 status = pmd_parse_args(&p, params);
624 /* Allocate and initialize soft ethdev private data */
625 dev_private = pmd_init(&p);
626 if (dev_private == NULL)
629 /* Register soft ethdev */
630 PMD_LOG(INFO, "Creating soft ethdev \"%s\"", p.name);
632 status = pmd_ethdev_register(vdev, &p, dev_private);
634 pmd_free(dev_private);
642 pmd_remove(struct rte_vdev_device *vdev)
644 struct rte_eth_dev *dev = NULL;
649 PMD_LOG(INFO, "Removing device \"%s\"", rte_vdev_device_name(vdev));
651 /* Find the ethdev entry */
652 dev = rte_eth_dev_allocated(rte_vdev_device_name(vdev));
656 /* Free device data structures*/
657 pmd_free(dev->data->dev_private);
658 dev->data->dev_private = NULL; /* already freed */
659 dev->data->mac_addrs = NULL; /* statically allocated */
660 rte_eth_dev_release_port(dev);
665 static struct rte_vdev_driver pmd_softnic_drv = {
667 .remove = pmd_remove,
670 RTE_PMD_REGISTER_VDEV(net_softnic, pmd_softnic_drv);
671 RTE_PMD_REGISTER_PARAM_STRING(net_softnic,
672 PMD_PARAM_FIRMWARE "=<string> "
673 PMD_PARAM_CONN_PORT "=<uint16> "
674 PMD_PARAM_CPU_ID "=<uint32> "
675 PMD_PARAM_TM_N_QUEUES "=<uint32> "
676 PMD_PARAM_TM_QSIZE0 "=<uint32> "
677 PMD_PARAM_TM_QSIZE1 "=<uint32> "
678 PMD_PARAM_TM_QSIZE2 "=<uint32> "
679 PMD_PARAM_TM_QSIZE3 "=<uint32>"
680 PMD_PARAM_TM_QSIZE4 "=<uint32> "
681 PMD_PARAM_TM_QSIZE5 "=<uint32> "
682 PMD_PARAM_TM_QSIZE6 "=<uint32> "
683 PMD_PARAM_TM_QSIZE7 "=<uint32> "
684 PMD_PARAM_TM_QSIZE8 "=<uint32> "
685 PMD_PARAM_TM_QSIZE9 "=<uint32> "
686 PMD_PARAM_TM_QSIZE10 "=<uint32> "
687 PMD_PARAM_TM_QSIZE11 "=<uint32>"
688 PMD_PARAM_TM_QSIZE12 "=<uint32>"
692 RTE_INIT(pmd_softnic_init_log)
694 pmd_softnic_logtype = rte_log_register("pmd.net.softnic");
695 if (pmd_softnic_logtype >= 0)
696 rte_log_set_level(pmd_softnic_logtype, RTE_LOG_NOTICE);
700 rte_pmd_softnic_manage(uint16_t port_id)
702 struct rte_eth_dev *dev = &rte_eth_devices[port_id];
703 struct pmd_internals *softnic;
705 #ifdef RTE_LIBRTE_ETHDEV_DEBUG
706 RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, 0);
709 softnic = dev->data->dev_private;
711 softnic_conn_poll_for_conn(softnic->conn);
713 softnic_conn_poll_for_msg(softnic->conn);