1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Cavium, Inc
7 #include <rte_common.h>
11 #include <rte_ethdev_driver.h>
12 #include <rte_event_eth_rx_adapter.h>
13 #include <rte_kvargs.h>
14 #include <rte_lcore.h>
16 #include <rte_malloc.h>
17 #include <rte_memory.h>
18 #include <rte_bus_vdev.h>
20 #include "ssovf_evdev.h"
21 #include "timvf_evdev.h"
23 int otx_logtype_ssovf;
24 static uint8_t timvf_enable_stats;
26 RTE_INIT(otx_ssovf_init_log)
28 otx_logtype_ssovf = rte_log_register("pmd.event.octeontx");
29 if (otx_logtype_ssovf >= 0)
30 rte_log_set_level(otx_logtype_ssovf, RTE_LOG_NOTICE);
33 /* SSOPF Mailbox messages */
35 struct ssovf_mbox_dev_info {
36 uint64_t min_deq_timeout_ns;
37 uint64_t max_deq_timeout_ns;
38 uint32_t max_num_events;
42 ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
44 struct octeontx_mbox_hdr hdr = {0};
45 uint16_t len = sizeof(struct ssovf_mbox_dev_info);
47 hdr.coproc = SSO_COPROC;
48 hdr.msg = SSO_GET_DEV_INFO;
52 return octeontx_mbox_send(&hdr, NULL, 0, info, len);
55 struct ssovf_mbox_getwork_wait {
60 ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
62 struct octeontx_mbox_hdr hdr = {0};
63 struct ssovf_mbox_getwork_wait tmo_set;
64 uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
67 hdr.coproc = SSO_COPROC;
68 hdr.msg = SSO_SET_GETWORK_WAIT;
71 tmo_set.wait_ns = timeout_ns;
72 ret = octeontx_mbox_send(&hdr, &tmo_set, len, NULL, 0);
74 ssovf_log_err("Failed to set getwork timeout(%d)", ret);
79 struct ssovf_mbox_grp_pri {
80 uint8_t wgt_left; /* Read only */
87 ssovf_mbox_priority_set(uint8_t queue, uint8_t prio)
89 struct octeontx_mbox_hdr hdr = {0};
90 struct ssovf_mbox_grp_pri grp;
91 uint16_t len = sizeof(struct ssovf_mbox_grp_pri);
94 hdr.coproc = SSO_COPROC;
95 hdr.msg = SSO_GRP_SET_PRIORITY;
100 grp.priority = prio / 32; /* Normalize to 0 to 7 */
102 ret = octeontx_mbox_send(&hdr, &grp, len, NULL, 0);
104 ssovf_log_err("Failed to set grp=%d prio=%d", queue, prio);
109 struct ssovf_mbox_convert_ns_getworks_iter {
111 uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */
115 ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks)
117 struct octeontx_mbox_hdr hdr = {0};
118 struct ssovf_mbox_convert_ns_getworks_iter ns2iter;
119 uint16_t len = sizeof(ns2iter);
122 hdr.coproc = SSO_COPROC;
123 hdr.msg = SSO_CONVERT_NS_GETWORK_ITER;
126 memset(&ns2iter, 0, len);
127 ns2iter.wait_ns = ns;
128 ret = octeontx_mbox_send(&hdr, &ns2iter, len, &ns2iter, len);
129 if (ret < 0 || (ret != len)) {
130 ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns);
134 *tmo_ticks = ns2iter.getwork_iter;
139 ssovf_fastpath_fns_set(struct rte_eventdev *dev)
141 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
143 dev->enqueue = ssows_enq;
144 dev->enqueue_burst = ssows_enq_burst;
145 dev->enqueue_new_burst = ssows_enq_new_burst;
146 dev->enqueue_forward_burst = ssows_enq_fwd_burst;
147 dev->dequeue = ssows_deq;
148 dev->dequeue_burst = ssows_deq_burst;
150 if (edev->is_timeout_deq) {
151 dev->dequeue = ssows_deq_timeout;
152 dev->dequeue_burst = ssows_deq_timeout_burst;
157 ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
159 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
161 dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD);
162 dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns;
163 dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns;
164 dev_info->max_event_queues = edev->max_event_queues;
165 dev_info->max_event_queue_flows = (1ULL << 20);
166 dev_info->max_event_queue_priority_levels = 8;
167 dev_info->max_event_priority_levels = 1;
168 dev_info->max_event_ports = edev->max_event_ports;
169 dev_info->max_event_port_dequeue_depth = 1;
170 dev_info->max_event_port_enqueue_depth = 1;
171 dev_info->max_num_events = edev->max_num_events;
172 dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_QUEUE_QOS |
173 RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
174 RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES|
175 RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
176 RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
177 RTE_EVENT_DEV_CAP_NONSEQ_MODE;
182 ssovf_configure(const struct rte_eventdev *dev)
184 struct rte_event_dev_config *conf = &dev->data->dev_conf;
185 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
189 deq_tmo_ns = conf->dequeue_timeout_ns;
191 deq_tmo_ns = edev->min_deq_timeout_ns;
193 if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
194 edev->is_timeout_deq = 1;
195 deq_tmo_ns = edev->min_deq_timeout_ns;
197 edev->nb_event_queues = conf->nb_event_queues;
198 edev->nb_event_ports = conf->nb_event_ports;
200 return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
204 ssovf_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
205 struct rte_event_queue_conf *queue_conf)
208 RTE_SET_USED(queue_id);
210 queue_conf->nb_atomic_flows = (1ULL << 20);
211 queue_conf->nb_atomic_order_sequences = (1ULL << 20);
212 queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
213 queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
217 ssovf_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
220 RTE_SET_USED(queue_id);
224 ssovf_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
225 const struct rte_event_queue_conf *queue_conf)
228 ssovf_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
230 return ssovf_mbox_priority_set(queue_id, queue_conf->priority);
234 ssovf_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
235 struct rte_event_port_conf *port_conf)
237 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
239 RTE_SET_USED(port_id);
240 port_conf->new_event_threshold = edev->max_num_events;
241 port_conf->dequeue_depth = 1;
242 port_conf->enqueue_depth = 1;
243 port_conf->disable_implicit_release = 0;
247 ssovf_port_release(void *port)
253 ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id,
254 const struct rte_event_port_conf *port_conf)
259 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
261 ssovf_func_trace("port=%d", port_id);
262 RTE_SET_USED(port_conf);
264 /* Free memory prior to re-allocation if needed */
265 if (dev->data->ports[port_id] != NULL) {
266 ssovf_port_release(dev->data->ports[port_id]);
267 dev->data->ports[port_id] = NULL;
270 /* Allocate event port memory */
271 ws = rte_zmalloc_socket("eventdev ssows",
272 sizeof(struct ssows), RTE_CACHE_LINE_SIZE,
273 dev->data->socket_id);
275 ssovf_log_err("Failed to alloc memory for port=%d", port_id);
279 ws->base = ssovf_bar(OCTEONTX_SSO_HWS, port_id, 0);
280 if (ws->base == NULL) {
282 ssovf_log_err("Failed to get hws base addr port=%d", port_id);
286 reg_off = SSOW_VHWS_OP_GET_WORK0;
287 reg_off |= 1 << 4; /* Index_ggrp_mask (Use maskset zero) */
288 reg_off |= 1 << 16; /* Wait */
289 ws->getwork = ws->base + reg_off;
292 for (q = 0; q < edev->nb_event_queues; q++) {
293 ws->grps[q] = ssovf_bar(OCTEONTX_SSO_GROUP, q, 2);
294 if (ws->grps[q] == NULL) {
296 ssovf_log_err("Failed to get grp%d base addr", q);
301 dev->data->ports[port_id] = ws;
302 ssovf_log_dbg("port=%d ws=%p", port_id, ws);
307 ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
308 const uint8_t priorities[], uint16_t nb_links)
312 struct ssows *ws = port;
314 ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links);
316 RTE_SET_USED(priorities);
318 for (link = 0; link < nb_links; link++) {
320 val |= (1ULL << 24); /* Set membership */
321 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
323 return (int)nb_links;
327 ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[],
332 struct ssows *ws = port;
334 ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks);
337 for (unlink = 0; unlink < nb_unlinks; unlink++) {
338 val = queues[unlink];
339 val &= ~(1ULL << 24); /* Clear membership */
340 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
342 return (int)nb_unlinks;
346 ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks)
350 return ssovf_mbox_timeout_ticks(ns, tmo_ticks);
354 ssows_dump(struct ssows *ws, FILE *f)
356 uint8_t *base = ws->base;
359 fprintf(f, "\t---------------port%d---------------\n", ws->port);
360 val = ssovf_read64(base + SSOW_VHWS_TAG);
361 fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n",
362 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
363 (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1,
364 (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff,
365 (int)(val >> 63) & 0x1);
367 val = ssovf_read64(base + SSOW_VHWS_WQP);
368 fprintf(f, "\twqp=0x%"PRIx64"\n", val);
370 val = ssovf_read64(base + SSOW_VHWS_LINKS);
371 fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n",
372 (int)(val & 0x3ff), (int)(val >> 10) & 0x1,
373 (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1,
374 (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff);
376 val = ssovf_read64(base + SSOW_VHWS_PENDTAG);
377 fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n",
378 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
379 (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1,
380 (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1,
381 (int)(val >> 63) & 0x1);
383 val = ssovf_read64(base + SSOW_VHWS_PENDWQP);
384 fprintf(f, "\tpwqp=0x%"PRIx64"\n", val);
388 ssovf_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
389 const struct rte_eth_dev *eth_dev, uint32_t *caps)
394 ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
396 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
398 *caps = RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT;
404 ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
405 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id,
406 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
409 const struct octeontx_nic *nic = eth_dev->data->dev_private;
410 pki_mod_qos_t pki_qos;
413 ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
417 if (rx_queue_id >= 0)
420 if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
423 memset(&pki_qos, 0, sizeof(pki_mod_qos_t));
425 pki_qos.port_type = 0;
427 pki_qos.mmask.f_tag_type = 1;
428 pki_qos.mmask.f_port_add = 1;
429 pki_qos.mmask.f_grp_ok = 1;
430 pki_qos.mmask.f_grp_bad = 1;
431 pki_qos.mmask.f_grptag_ok = 1;
432 pki_qos.mmask.f_grptag_bad = 1;
434 pki_qos.tag_type = queue_conf->ev.sched_type;
435 pki_qos.qos_entry.port_add = 0;
436 pki_qos.qos_entry.ggrp_ok = queue_conf->ev.queue_id;
437 pki_qos.qos_entry.ggrp_bad = queue_conf->ev.queue_id;
438 pki_qos.qos_entry.grptag_bad = 0;
439 pki_qos.qos_entry.grptag_ok = 0;
441 ret = octeontx_pki_port_modify_qos(nic->port_id, &pki_qos);
443 ssovf_log_err("failed to modify QOS, port=%d, q=%d",
444 nic->port_id, queue_conf->ev.queue_id);
450 ssovf_eth_rx_adapter_queue_del(const struct rte_eventdev *dev,
451 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id)
454 const struct octeontx_nic *nic = eth_dev->data->dev_private;
455 pki_del_qos_t pki_qos;
457 RTE_SET_USED(rx_queue_id);
459 ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
463 pki_qos.port_type = 0;
465 memset(&pki_qos, 0, sizeof(pki_del_qos_t));
466 ret = octeontx_pki_port_delete_qos(nic->port_id, &pki_qos);
468 ssovf_log_err("Failed to delete QOS port=%d, q=%d",
469 nic->port_id, queue_conf->ev.queue_id);
474 ssovf_eth_rx_adapter_start(const struct rte_eventdev *dev,
475 const struct rte_eth_dev *eth_dev)
478 const struct octeontx_nic *nic = eth_dev->data->dev_private;
481 ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
484 octeontx_pki_port_start(nic->port_id);
490 ssovf_eth_rx_adapter_stop(const struct rte_eventdev *dev,
491 const struct rte_eth_dev *eth_dev)
494 const struct octeontx_nic *nic = eth_dev->data->dev_private;
497 ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
500 octeontx_pki_port_stop(nic->port_id);
505 ssovf_dump(struct rte_eventdev *dev, FILE *f)
507 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
510 /* Dump SSOWVF debug registers */
511 for (port = 0; port < edev->nb_event_ports; port++)
512 ssows_dump(dev->data->ports[port], f);
516 ssovf_start(struct rte_eventdev *dev)
518 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
524 for (i = 0; i < edev->nb_event_ports; i++) {
525 ws = dev->data->ports[i];
530 for (i = 0; i < edev->nb_event_queues; i++) {
531 /* Consume all the events through HWS0 */
532 ssows_flush_events(dev->data->ports[0], i, NULL, NULL);
534 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
535 base += SSO_VHGRP_QCTL;
536 ssovf_write64(1, base); /* Enable SSO group */
539 ssovf_fastpath_fns_set(dev);
544 ssows_handle_event(void *arg, struct rte_event event)
546 struct rte_eventdev *dev = arg;
548 if (dev->dev_ops->dev_stop_flush != NULL)
549 dev->dev_ops->dev_stop_flush(dev->data->dev_id, event,
550 dev->data->dev_stop_flush_arg);
554 ssovf_stop(struct rte_eventdev *dev)
556 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
562 for (i = 0; i < edev->nb_event_ports; i++) {
563 ws = dev->data->ports[i];
568 for (i = 0; i < edev->nb_event_queues; i++) {
569 /* Consume all the events through HWS0 */
570 ssows_flush_events(dev->data->ports[0], i,
571 ssows_handle_event, dev);
573 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
574 base += SSO_VHGRP_QCTL;
575 ssovf_write64(0, base); /* Disable SSO group */
580 ssovf_close(struct rte_eventdev *dev)
582 struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
583 uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
586 for (i = 0; i < edev->nb_event_queues; i++)
589 for (i = 0; i < edev->nb_event_ports; i++)
590 ssovf_port_unlink(dev, dev->data->ports[i], all_queues,
591 edev->nb_event_queues);
596 ssovf_selftest(const char *key __rte_unused, const char *value,
600 *flag = !!atoi(value);
605 ssovf_timvf_caps_get(const struct rte_eventdev *dev, uint64_t flags,
606 uint32_t *caps, const struct rte_event_timer_adapter_ops **ops)
608 return timvf_timer_adapter_caps_get(dev, flags, caps, ops,
612 /* Initialize and register event driver with DPDK Application */
613 static struct rte_eventdev_ops ssovf_ops = {
614 .dev_infos_get = ssovf_info_get,
615 .dev_configure = ssovf_configure,
616 .queue_def_conf = ssovf_queue_def_conf,
617 .queue_setup = ssovf_queue_setup,
618 .queue_release = ssovf_queue_release,
619 .port_def_conf = ssovf_port_def_conf,
620 .port_setup = ssovf_port_setup,
621 .port_release = ssovf_port_release,
622 .port_link = ssovf_port_link,
623 .port_unlink = ssovf_port_unlink,
624 .timeout_ticks = ssovf_timeout_ticks,
626 .eth_rx_adapter_caps_get = ssovf_eth_rx_adapter_caps_get,
627 .eth_rx_adapter_queue_add = ssovf_eth_rx_adapter_queue_add,
628 .eth_rx_adapter_queue_del = ssovf_eth_rx_adapter_queue_del,
629 .eth_rx_adapter_start = ssovf_eth_rx_adapter_start,
630 .eth_rx_adapter_stop = ssovf_eth_rx_adapter_stop,
632 .timer_adapter_caps_get = ssovf_timvf_caps_get,
634 .dev_selftest = test_eventdev_octeontx,
637 .dev_start = ssovf_start,
638 .dev_stop = ssovf_stop,
639 .dev_close = ssovf_close
643 ssovf_vdev_probe(struct rte_vdev_device *vdev)
645 struct ssovf_info oinfo;
646 struct ssovf_mbox_dev_info info;
647 struct ssovf_evdev *edev;
648 struct rte_eventdev *eventdev;
649 static int ssovf_init_once;
655 static const char *const args[] = {
657 TIMVF_ENABLE_STATS_ARG,
661 name = rte_vdev_device_name(vdev);
662 /* More than one instance is not supported */
663 if (ssovf_init_once) {
664 ssovf_log_err("Request to create >1 %s instance", name);
668 params = rte_vdev_device_args(vdev);
669 if (params != NULL && params[0] != '\0') {
670 struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
674 "Ignoring unsupported params supplied '%s'",
677 int ret = rte_kvargs_process(kvlist,
679 ssovf_selftest, &selftest);
681 ssovf_log_err("%s: Error in selftest", name);
682 rte_kvargs_free(kvlist);
686 ret = rte_kvargs_process(kvlist,
687 TIMVF_ENABLE_STATS_ARG,
688 ssovf_selftest, &timvf_enable_stats);
690 ssovf_log_err("%s: Error in timvf stats", name);
691 rte_kvargs_free(kvlist);
696 rte_kvargs_free(kvlist);
699 eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
701 if (eventdev == NULL) {
702 ssovf_log_err("Failed to create eventdev vdev %s", name);
705 eventdev->dev_ops = &ssovf_ops;
707 /* For secondary processes, the primary has done all the work */
708 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
709 ssovf_fastpath_fns_set(eventdev);
713 ret = ssovf_info(&oinfo);
715 ssovf_log_err("Failed to probe and validate ssovfs %d", ret);
719 edev = ssovf_pmd_priv(eventdev);
720 edev->max_event_ports = oinfo.total_ssowvfs;
721 edev->max_event_queues = oinfo.total_ssovfs;
722 edev->is_timeout_deq = 0;
724 ret = ssovf_mbox_dev_info(&info);
725 if (ret < 0 || ret != sizeof(struct ssovf_mbox_dev_info)) {
726 ssovf_log_err("Failed to get mbox devinfo %d", ret);
730 edev->min_deq_timeout_ns = info.min_deq_timeout_ns;
731 edev->max_deq_timeout_ns = info.max_deq_timeout_ns;
732 edev->max_num_events = info.max_num_events;
733 ssovf_log_dbg("min_deq_tmo=%"PRId64" max_deq_tmo=%"PRId64" max_evts=%d",
734 info.min_deq_timeout_ns, info.max_deq_timeout_ns,
735 info.max_num_events);
737 if (!edev->max_event_ports || !edev->max_event_queues) {
738 ssovf_log_err("Not enough eventdev resource queues=%d ports=%d",
739 edev->max_event_queues, edev->max_event_ports);
744 ssovf_log_info("Initializing %s domain=%d max_queues=%d max_ports=%d",
745 name, oinfo.domain, edev->max_event_queues,
746 edev->max_event_ports);
750 test_eventdev_octeontx();
754 rte_event_pmd_vdev_uninit(name);
759 ssovf_vdev_remove(struct rte_vdev_device *vdev)
763 name = rte_vdev_device_name(vdev);
764 ssovf_log_info("Closing %s", name);
765 return rte_event_pmd_vdev_uninit(name);
768 static struct rte_vdev_driver vdev_ssovf_pmd = {
769 .probe = ssovf_vdev_probe,
770 .remove = ssovf_vdev_remove
773 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_OCTEONTX_PMD, vdev_ssovf_pmd);