1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2019 Marvell International Ltd.
7 #include <ethdev_pci.h>
9 #include <rte_malloc.h>
11 #include <rte_mbuf_pool_ops.h>
12 #include <rte_mempool.h>
14 #include "otx2_ethdev.h"
15 #include "otx2_ethdev_sec.h"
17 static inline uint64_t
18 nix_get_rx_offload_capa(struct otx2_eth_dev *dev)
20 uint64_t capa = NIX_RX_OFFLOAD_CAPA;
22 if (otx2_dev_is_vf(dev) ||
23 dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_HIGIG)
24 capa &= ~DEV_RX_OFFLOAD_TIMESTAMP;
29 static inline uint64_t
30 nix_get_tx_offload_capa(struct otx2_eth_dev *dev)
32 uint64_t capa = NIX_TX_OFFLOAD_CAPA;
34 /* TSO not supported for earlier chip revisions */
35 if (otx2_dev_is_96xx_A0(dev) || otx2_dev_is_95xx_Ax(dev))
36 capa &= ~(DEV_TX_OFFLOAD_TCP_TSO |
37 DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
38 DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
39 DEV_TX_OFFLOAD_GRE_TNL_TSO);
43 static const struct otx2_dev_ops otx2_dev_ops = {
44 .link_status_update = otx2_eth_dev_link_status_update,
45 .ptp_info_update = otx2_eth_dev_ptp_info_update,
46 .link_status_get = otx2_eth_dev_link_status_get,
50 nix_lf_alloc(struct otx2_eth_dev *dev, uint32_t nb_rxq, uint32_t nb_txq)
52 struct otx2_mbox *mbox = dev->mbox;
53 struct nix_lf_alloc_req *req;
54 struct nix_lf_alloc_rsp *rsp;
57 req = otx2_mbox_alloc_msg_nix_lf_alloc(mbox);
61 /* XQE_SZ should be in Sync with NIX_CQ_ENTRY_SZ */
62 RTE_BUILD_BUG_ON(NIX_CQ_ENTRY_SZ != 128);
63 req->xqe_sz = NIX_XQESZ_W16;
64 req->rss_sz = dev->rss_info.rss_size;
65 req->rss_grps = NIX_RSS_GRPS;
66 req->npa_func = otx2_npa_pf_func_get();
67 req->sso_func = otx2_sso_pf_func_get();
68 req->rx_cfg = BIT_ULL(35 /* DIS_APAD */);
69 if (dev->rx_offloads & (DEV_RX_OFFLOAD_TCP_CKSUM |
70 DEV_RX_OFFLOAD_UDP_CKSUM)) {
71 req->rx_cfg |= BIT_ULL(37 /* CSUM_OL4 */);
72 req->rx_cfg |= BIT_ULL(36 /* CSUM_IL4 */);
74 req->rx_cfg |= (BIT_ULL(32 /* DROP_RE */) |
75 BIT_ULL(33 /* Outer L2 Length */) |
76 BIT_ULL(38 /* Inner L4 UDP Length */) |
77 BIT_ULL(39 /* Inner L3 Length */) |
78 BIT_ULL(40 /* Outer L4 UDP Length */) |
79 BIT_ULL(41 /* Outer L3 Length */));
81 if (dev->rss_tag_as_xor == 0)
82 req->flags = NIX_LF_RSS_TAG_LSB_AS_ADDER;
84 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
88 dev->sqb_size = rsp->sqb_size;
89 dev->tx_chan_base = rsp->tx_chan_base;
90 dev->rx_chan_base = rsp->rx_chan_base;
91 dev->rx_chan_cnt = rsp->rx_chan_cnt;
92 dev->tx_chan_cnt = rsp->tx_chan_cnt;
93 dev->lso_tsov4_idx = rsp->lso_tsov4_idx;
94 dev->lso_tsov6_idx = rsp->lso_tsov6_idx;
95 dev->lf_tx_stats = rsp->lf_tx_stats;
96 dev->lf_rx_stats = rsp->lf_rx_stats;
97 dev->cints = rsp->cints;
98 dev->qints = rsp->qints;
99 dev->npc_flow.channel = dev->rx_chan_base;
100 dev->ptp_en = rsp->hw_rx_tstamp_en;
106 nix_lf_switch_header_type_enable(struct otx2_eth_dev *dev, bool enable)
108 struct otx2_mbox *mbox = dev->mbox;
109 struct npc_set_pkind *req;
110 struct msg_resp *rsp;
113 if (dev->npc_flow.switch_header_type == 0)
116 /* Notify AF about higig2 config */
117 req = otx2_mbox_alloc_msg_npc_set_pkind(mbox);
118 req->mode = dev->npc_flow.switch_header_type;
119 if (dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_CH_LEN_90B) {
120 req->mode = OTX2_PRIV_FLAGS_CUSTOM;
121 req->pkind = NPC_RX_CHLEN90B_PKIND;
122 } else if (dev->npc_flow.switch_header_type ==
123 OTX2_PRIV_FLAGS_CH_LEN_24B) {
124 req->mode = OTX2_PRIV_FLAGS_CUSTOM;
125 req->pkind = NPC_RX_CHLEN24B_PKIND;
126 } else if (dev->npc_flow.switch_header_type ==
127 OTX2_PRIV_FLAGS_EXDSA) {
128 req->mode = OTX2_PRIV_FLAGS_CUSTOM;
129 req->pkind = NPC_RX_EXDSA_PKIND;
130 } else if (dev->npc_flow.switch_header_type ==
131 OTX2_PRIV_FLAGS_VLAN_EXDSA) {
132 req->mode = OTX2_PRIV_FLAGS_CUSTOM;
133 req->pkind = NPC_RX_VLAN_EXDSA_PKIND;
137 req->mode = OTX2_PRIV_FLAGS_DEFAULT;
139 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
142 req = otx2_mbox_alloc_msg_npc_set_pkind(mbox);
143 req->mode = dev->npc_flow.switch_header_type;
144 if (dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_CH_LEN_90B ||
145 dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_CH_LEN_24B)
146 req->mode = OTX2_PRIV_FLAGS_DEFAULT;
149 req->mode = OTX2_PRIV_FLAGS_DEFAULT;
151 return otx2_mbox_process_msg(mbox, (void *)&rsp);
155 nix_lf_free(struct otx2_eth_dev *dev)
157 struct otx2_mbox *mbox = dev->mbox;
158 struct nix_lf_free_req *req;
159 struct ndc_sync_op *ndc_req;
162 /* Sync NDC-NIX for LF */
163 ndc_req = otx2_mbox_alloc_msg_ndc_sync_op(mbox);
164 ndc_req->nix_lf_tx_sync = 1;
165 ndc_req->nix_lf_rx_sync = 1;
166 rc = otx2_mbox_process(mbox);
168 otx2_err("Error on NDC-NIX-[TX, RX] LF sync, rc %d", rc);
170 req = otx2_mbox_alloc_msg_nix_lf_free(mbox);
171 /* Let AF driver free all this nix lf's
172 * NPC entries allocated using NPC MBOX.
176 return otx2_mbox_process(mbox);
180 otx2_cgx_rxtx_start(struct otx2_eth_dev *dev)
182 struct otx2_mbox *mbox = dev->mbox;
184 if (otx2_dev_is_vf_or_sdp(dev))
187 otx2_mbox_alloc_msg_cgx_start_rxtx(mbox);
189 return otx2_mbox_process(mbox);
193 otx2_cgx_rxtx_stop(struct otx2_eth_dev *dev)
195 struct otx2_mbox *mbox = dev->mbox;
197 if (otx2_dev_is_vf_or_sdp(dev))
200 otx2_mbox_alloc_msg_cgx_stop_rxtx(mbox);
202 return otx2_mbox_process(mbox);
206 npc_rx_enable(struct otx2_eth_dev *dev)
208 struct otx2_mbox *mbox = dev->mbox;
210 otx2_mbox_alloc_msg_nix_lf_start_rx(mbox);
212 return otx2_mbox_process(mbox);
216 npc_rx_disable(struct otx2_eth_dev *dev)
218 struct otx2_mbox *mbox = dev->mbox;
220 otx2_mbox_alloc_msg_nix_lf_stop_rx(mbox);
222 return otx2_mbox_process(mbox);
226 nix_cgx_start_link_event(struct otx2_eth_dev *dev)
228 struct otx2_mbox *mbox = dev->mbox;
230 if (otx2_dev_is_vf_or_sdp(dev))
233 otx2_mbox_alloc_msg_cgx_start_linkevents(mbox);
235 return otx2_mbox_process(mbox);
239 cgx_intlbk_enable(struct otx2_eth_dev *dev, bool en)
241 struct otx2_mbox *mbox = dev->mbox;
243 if (en && otx2_dev_is_vf_or_sdp(dev))
247 otx2_mbox_alloc_msg_cgx_intlbk_enable(mbox);
249 otx2_mbox_alloc_msg_cgx_intlbk_disable(mbox);
251 return otx2_mbox_process(mbox);
255 nix_cgx_stop_link_event(struct otx2_eth_dev *dev)
257 struct otx2_mbox *mbox = dev->mbox;
259 if (otx2_dev_is_vf_or_sdp(dev))
262 otx2_mbox_alloc_msg_cgx_stop_linkevents(mbox);
264 return otx2_mbox_process(mbox);
268 nix_rx_queue_reset(struct otx2_eth_rxq *rxq)
274 static inline uint32_t
275 nix_qsize_to_val(enum nix_q_size_e qsize)
277 return (16UL << (qsize * 2));
280 static inline enum nix_q_size_e
281 nix_qsize_clampup_get(struct otx2_eth_dev *dev, uint32_t val)
285 if (otx2_ethdev_fixup_is_min_4k_q(dev))
290 for (; i < nix_q_size_max; i++)
291 if (val <= nix_qsize_to_val(i))
294 if (i >= nix_q_size_max)
295 i = nix_q_size_max - 1;
301 nix_cq_rq_init(struct rte_eth_dev *eth_dev, struct otx2_eth_dev *dev,
302 uint16_t qid, struct otx2_eth_rxq *rxq, struct rte_mempool *mp)
304 struct otx2_mbox *mbox = dev->mbox;
305 const struct rte_memzone *rz;
306 uint32_t ring_size, cq_size;
307 struct nix_aq_enq_req *aq;
312 ring_size = cq_size * NIX_CQ_ENTRY_SZ;
313 rz = rte_eth_dma_zone_reserve(eth_dev, "cq", qid, ring_size,
314 NIX_CQ_ALIGN, dev->node);
316 otx2_err("Failed to allocate mem for cq hw ring");
319 memset(rz->addr, 0, rz->len);
320 rxq->desc = (uintptr_t)rz->addr;
321 rxq->qmask = cq_size - 1;
323 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
325 aq->ctype = NIX_AQ_CTYPE_CQ;
326 aq->op = NIX_AQ_INSTOP_INIT;
330 aq->cq.qsize = rxq->qsize;
331 aq->cq.base = rz->iova;
332 aq->cq.avg_level = 0xff;
333 aq->cq.cq_err_int_ena = BIT(NIX_CQERRINT_CQE_FAULT);
334 aq->cq.cq_err_int_ena |= BIT(NIX_CQERRINT_DOOR_ERR);
336 /* Many to one reduction */
337 aq->cq.qint_idx = qid % dev->qints;
338 /* Map CQ0 [RQ0] to CINT0 and so on till max 64 irqs */
339 aq->cq.cint_idx = qid;
341 if (otx2_ethdev_fixup_is_limit_cq_full(dev)) {
342 const float rx_cq_skid = NIX_CQ_FULL_ERRATA_SKID;
343 uint16_t min_rx_drop;
345 min_rx_drop = ceil(rx_cq_skid / (float)cq_size);
346 aq->cq.drop = min_rx_drop;
348 rxq->cq_drop = min_rx_drop;
350 rxq->cq_drop = NIX_CQ_THRESH_LEVEL;
351 aq->cq.drop = rxq->cq_drop;
355 /* TX pause frames enable flowctrl on RX side */
356 if (dev->fc_info.tx_pause) {
357 /* Single bpid is allocated for all rx channels for now */
358 aq->cq.bpid = dev->fc_info.bpid[0];
359 aq->cq.bp = rxq->cq_drop;
363 rc = otx2_mbox_process(mbox);
365 otx2_err("Failed to init cq context");
369 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
371 aq->ctype = NIX_AQ_CTYPE_RQ;
372 aq->op = NIX_AQ_INSTOP_INIT;
376 if (rxq->offloads & DEV_RX_OFFLOAD_SECURITY)
377 aq->rq.ipsech_ena = 1;
379 aq->rq.cq = qid; /* RQ to CQ 1:1 mapped */
381 aq->rq.lpb_aura = npa_lf_aura_handle_to_aura(mp->pool_id);
382 first_skip = (sizeof(struct rte_mbuf));
383 first_skip += RTE_PKTMBUF_HEADROOM;
384 first_skip += rte_pktmbuf_priv_size(mp);
385 rxq->data_off = first_skip;
387 first_skip /= 8; /* Expressed in number of dwords */
388 aq->rq.first_skip = first_skip;
389 aq->rq.later_skip = (sizeof(struct rte_mbuf) / 8);
390 aq->rq.flow_tagw = 32; /* 32-bits */
391 aq->rq.lpb_sizem1 = mp->elt_size / 8;
392 aq->rq.lpb_sizem1 -= 1; /* Expressed in size minus one */
394 aq->rq.pb_caching = 0x2; /* First cache aligned block to LLC */
395 aq->rq.xqe_imm_size = 0; /* No pkt data copy to CQE */
396 aq->rq.rq_int_ena = 0;
397 /* Many to one reduction */
398 aq->rq.qint_idx = qid % dev->qints;
400 aq->rq.xqe_drop_ena = 1;
402 rc = otx2_mbox_process(mbox);
404 otx2_err("Failed to init rq context");
408 if (dev->lock_rx_ctx) {
409 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
411 aq->ctype = NIX_AQ_CTYPE_CQ;
412 aq->op = NIX_AQ_INSTOP_LOCK;
414 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
416 /* The shared memory buffer can be full.
419 otx2_mbox_msg_send(mbox, 0);
420 rc = otx2_mbox_wait_for_rsp(mbox, 0);
422 otx2_err("Failed to LOCK cq context");
426 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
428 otx2_err("Failed to LOCK rq context");
433 aq->ctype = NIX_AQ_CTYPE_RQ;
434 aq->op = NIX_AQ_INSTOP_LOCK;
435 rc = otx2_mbox_process(mbox);
437 otx2_err("Failed to LOCK rq context");
446 nix_rq_enb_dis(struct rte_eth_dev *eth_dev,
447 struct otx2_eth_rxq *rxq, const bool enb)
449 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
450 struct otx2_mbox *mbox = dev->mbox;
451 struct nix_aq_enq_req *aq;
453 /* Pkts will be dropped silently if RQ is disabled */
454 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
456 aq->ctype = NIX_AQ_CTYPE_RQ;
457 aq->op = NIX_AQ_INSTOP_WRITE;
460 aq->rq_mask.ena = ~(aq->rq_mask.ena);
462 return otx2_mbox_process(mbox);
466 nix_cq_rq_uninit(struct rte_eth_dev *eth_dev, struct otx2_eth_rxq *rxq)
468 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
469 struct otx2_mbox *mbox = dev->mbox;
470 struct nix_aq_enq_req *aq;
473 /* RQ is already disabled */
475 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
477 aq->ctype = NIX_AQ_CTYPE_CQ;
478 aq->op = NIX_AQ_INSTOP_WRITE;
481 aq->cq_mask.ena = ~(aq->cq_mask.ena);
483 rc = otx2_mbox_process(mbox);
485 otx2_err("Failed to disable cq context");
489 if (dev->lock_rx_ctx) {
490 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
492 aq->ctype = NIX_AQ_CTYPE_CQ;
493 aq->op = NIX_AQ_INSTOP_UNLOCK;
495 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
497 /* The shared memory buffer can be full.
500 otx2_mbox_msg_send(mbox, 0);
501 rc = otx2_mbox_wait_for_rsp(mbox, 0);
503 otx2_err("Failed to UNLOCK cq context");
507 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
509 otx2_err("Failed to UNLOCK rq context");
514 aq->ctype = NIX_AQ_CTYPE_RQ;
515 aq->op = NIX_AQ_INSTOP_UNLOCK;
516 rc = otx2_mbox_process(mbox);
518 otx2_err("Failed to UNLOCK rq context");
527 nix_get_data_off(struct otx2_eth_dev *dev)
529 return otx2_ethdev_is_ptp_en(dev) ? NIX_TIMESYNC_RX_OFFSET : 0;
533 otx2_nix_rxq_mbuf_setup(struct otx2_eth_dev *dev, uint16_t port_id)
535 struct rte_mbuf mb_def;
538 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, data_off) % 8 != 0);
539 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, refcnt) -
540 offsetof(struct rte_mbuf, data_off) != 2);
541 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, nb_segs) -
542 offsetof(struct rte_mbuf, data_off) != 4);
543 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, port) -
544 offsetof(struct rte_mbuf, data_off) != 6);
546 mb_def.data_off = RTE_PKTMBUF_HEADROOM + nix_get_data_off(dev);
547 mb_def.port = port_id;
548 rte_mbuf_refcnt_set(&mb_def, 1);
550 /* Prevent compiler reordering: rearm_data covers previous fields */
551 rte_compiler_barrier();
552 tmp = (uint64_t *)&mb_def.rearm_data;
558 otx2_nix_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
560 struct otx2_eth_rxq *rxq = dev->data->rx_queues[qid];
565 otx2_nix_dbg("Releasing rxq %u", rxq->rq);
566 nix_cq_rq_uninit(rxq->eth_dev, rxq);
568 dev->data->rx_queues[qid] = NULL;
572 otx2_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t rq,
573 uint16_t nb_desc, unsigned int socket,
574 const struct rte_eth_rxconf *rx_conf,
575 struct rte_mempool *mp)
577 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
578 struct rte_mempool_ops *ops;
579 struct otx2_eth_rxq *rxq;
580 const char *platform_ops;
581 enum nix_q_size_e qsize;
587 /* Compile time check to make sure all fast path elements in a CL */
588 RTE_BUILD_BUG_ON(offsetof(struct otx2_eth_rxq, slow_path_start) >= 128);
591 if (rx_conf->rx_deferred_start == 1) {
592 otx2_err("Deferred Rx start is not supported");
596 platform_ops = rte_mbuf_platform_mempool_ops();
597 /* This driver needs octeontx2_npa mempool ops to work */
598 ops = rte_mempool_get_ops(mp->ops_index);
599 if (strncmp(ops->name, platform_ops, RTE_MEMPOOL_OPS_NAMESIZE)) {
600 otx2_err("mempool ops should be of octeontx2_npa type");
604 if (mp->pool_id == 0) {
605 otx2_err("Invalid pool_id");
609 /* Free memory prior to re-allocation if needed */
610 if (eth_dev->data->rx_queues[rq] != NULL) {
611 otx2_nix_dbg("Freeing memory prior to re-allocation %d", rq);
612 otx2_nix_rx_queue_release(eth_dev, rq);
613 rte_eth_dma_zone_free(eth_dev, "cq", rq);
616 offloads = rx_conf->offloads | eth_dev->data->dev_conf.rxmode.offloads;
617 dev->rx_offloads |= offloads;
619 /* Find the CQ queue size */
620 qsize = nix_qsize_clampup_get(dev, nb_desc);
621 /* Allocate rxq memory */
622 rxq = rte_zmalloc_socket("otx2 rxq", sizeof(*rxq), OTX2_ALIGN, socket);
624 otx2_err("Failed to allocate rq=%d", rq);
629 rxq->eth_dev = eth_dev;
631 rxq->cq_door = dev->base + NIX_LF_CQ_OP_DOOR;
632 rxq->cq_status = (int64_t *)(dev->base + NIX_LF_CQ_OP_STATUS);
633 rxq->wdata = (uint64_t)rq << 32;
634 rxq->aura = npa_lf_aura_handle_to_aura(mp->pool_id);
635 rxq->mbuf_initializer = otx2_nix_rxq_mbuf_setup(dev,
636 eth_dev->data->port_id);
637 rxq->offloads = offloads;
639 rxq->qlen = nix_qsize_to_val(qsize);
641 rxq->lookup_mem = otx2_nix_fastpath_lookup_mem_get();
642 rxq->tstamp = &dev->tstamp;
644 eth_dev->data->rx_queues[rq] = rxq;
646 /* Alloc completion queue */
647 rc = nix_cq_rq_init(eth_dev, dev, rq, rxq, mp);
649 otx2_err("Failed to allocate rxq=%u", rq);
653 rxq->qconf.socket_id = socket;
654 rxq->qconf.nb_desc = nb_desc;
655 rxq->qconf.mempool = mp;
656 memcpy(&rxq->qconf.conf.rx, rx_conf, sizeof(struct rte_eth_rxconf));
658 nix_rx_queue_reset(rxq);
659 otx2_nix_dbg("rq=%d pool=%s qsize=%d nb_desc=%d->%d",
660 rq, mp->name, qsize, nb_desc, rxq->qlen);
662 eth_dev->data->rx_queue_state[rq] = RTE_ETH_QUEUE_STATE_STOPPED;
664 /* Calculating delta and freq mult between PTP HI clock and tsc.
665 * These are needed in deriving raw clock value from tsc counter.
666 * read_clock eth op returns raw clock value.
668 if ((dev->rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP) ||
669 otx2_ethdev_is_ptp_en(dev)) {
670 rc = otx2_nix_raw_clock_tsc_conv(dev);
672 otx2_err("Failed to calculate delta and freq mult");
677 /* Setup scatter mode if needed by jumbo */
678 otx2_nix_enable_mseg_on_jumbo(rxq);
683 otx2_nix_rx_queue_release(eth_dev, rq);
688 static inline uint8_t
689 nix_sq_max_sqe_sz(struct otx2_eth_txq *txq)
692 * Maximum three segments can be supported with W8, Choose
693 * NIX_MAXSQESZ_W16 for multi segment offload.
695 if (txq->offloads & DEV_TX_OFFLOAD_MULTI_SEGS)
696 return NIX_MAXSQESZ_W16;
698 return NIX_MAXSQESZ_W8;
702 nix_rx_offload_flags(struct rte_eth_dev *eth_dev)
704 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
705 struct rte_eth_dev_data *data = eth_dev->data;
706 struct rte_eth_conf *conf = &data->dev_conf;
707 struct rte_eth_rxmode *rxmode = &conf->rxmode;
710 if (rxmode->mq_mode == ETH_MQ_RX_RSS &&
711 (dev->rx_offloads & DEV_RX_OFFLOAD_RSS_HASH))
712 flags |= NIX_RX_OFFLOAD_RSS_F;
714 if (dev->rx_offloads & (DEV_RX_OFFLOAD_TCP_CKSUM |
715 DEV_RX_OFFLOAD_UDP_CKSUM))
716 flags |= NIX_RX_OFFLOAD_CHECKSUM_F;
718 if (dev->rx_offloads & (DEV_RX_OFFLOAD_IPV4_CKSUM |
719 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM))
720 flags |= NIX_RX_OFFLOAD_CHECKSUM_F;
722 if (dev->rx_offloads & DEV_RX_OFFLOAD_SCATTER)
723 flags |= NIX_RX_MULTI_SEG_F;
725 if (dev->rx_offloads & (DEV_RX_OFFLOAD_VLAN_STRIP |
726 DEV_RX_OFFLOAD_QINQ_STRIP))
727 flags |= NIX_RX_OFFLOAD_VLAN_STRIP_F;
729 if ((dev->rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP))
730 flags |= NIX_RX_OFFLOAD_TSTAMP_F;
732 if (dev->rx_offloads & DEV_RX_OFFLOAD_SECURITY)
733 flags |= NIX_RX_OFFLOAD_SECURITY_F;
735 if (!dev->ptype_disable)
736 flags |= NIX_RX_OFFLOAD_PTYPE_F;
742 nix_tx_offload_flags(struct rte_eth_dev *eth_dev)
744 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
745 uint64_t conf = dev->tx_offloads;
748 /* Fastpath is dependent on these enums */
749 RTE_BUILD_BUG_ON(PKT_TX_TCP_CKSUM != (1ULL << 52));
750 RTE_BUILD_BUG_ON(PKT_TX_SCTP_CKSUM != (2ULL << 52));
751 RTE_BUILD_BUG_ON(PKT_TX_UDP_CKSUM != (3ULL << 52));
752 RTE_BUILD_BUG_ON(PKT_TX_IP_CKSUM != (1ULL << 54));
753 RTE_BUILD_BUG_ON(PKT_TX_IPV4 != (1ULL << 55));
754 RTE_BUILD_BUG_ON(PKT_TX_OUTER_IP_CKSUM != (1ULL << 58));
755 RTE_BUILD_BUG_ON(PKT_TX_OUTER_IPV4 != (1ULL << 59));
756 RTE_BUILD_BUG_ON(PKT_TX_OUTER_IPV6 != (1ULL << 60));
757 RTE_BUILD_BUG_ON(PKT_TX_OUTER_UDP_CKSUM != (1ULL << 41));
758 RTE_BUILD_BUG_ON(RTE_MBUF_L2_LEN_BITS != 7);
759 RTE_BUILD_BUG_ON(RTE_MBUF_L3_LEN_BITS != 9);
760 RTE_BUILD_BUG_ON(RTE_MBUF_OUTL2_LEN_BITS != 7);
761 RTE_BUILD_BUG_ON(RTE_MBUF_OUTL3_LEN_BITS != 9);
762 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, data_off) !=
763 offsetof(struct rte_mbuf, buf_iova) + 8);
764 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, ol_flags) !=
765 offsetof(struct rte_mbuf, buf_iova) + 16);
766 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, pkt_len) !=
767 offsetof(struct rte_mbuf, ol_flags) + 12);
768 RTE_BUILD_BUG_ON(offsetof(struct rte_mbuf, tx_offload) !=
769 offsetof(struct rte_mbuf, pool) + 2 * sizeof(void *));
771 if (conf & DEV_TX_OFFLOAD_VLAN_INSERT ||
772 conf & DEV_TX_OFFLOAD_QINQ_INSERT)
773 flags |= NIX_TX_OFFLOAD_VLAN_QINQ_F;
775 if (conf & DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM ||
776 conf & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM)
777 flags |= NIX_TX_OFFLOAD_OL3_OL4_CSUM_F;
779 if (conf & DEV_TX_OFFLOAD_IPV4_CKSUM ||
780 conf & DEV_TX_OFFLOAD_TCP_CKSUM ||
781 conf & DEV_TX_OFFLOAD_UDP_CKSUM ||
782 conf & DEV_TX_OFFLOAD_SCTP_CKSUM)
783 flags |= NIX_TX_OFFLOAD_L3_L4_CSUM_F;
785 if (!(conf & DEV_TX_OFFLOAD_MBUF_FAST_FREE))
786 flags |= NIX_TX_OFFLOAD_MBUF_NOFF_F;
788 if (conf & DEV_TX_OFFLOAD_MULTI_SEGS)
789 flags |= NIX_TX_MULTI_SEG_F;
791 /* Enable Inner checksum for TSO */
792 if (conf & DEV_TX_OFFLOAD_TCP_TSO)
793 flags |= (NIX_TX_OFFLOAD_TSO_F |
794 NIX_TX_OFFLOAD_L3_L4_CSUM_F);
796 /* Enable Inner and Outer checksum for Tunnel TSO */
797 if (conf & (DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
798 DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
799 DEV_TX_OFFLOAD_GRE_TNL_TSO))
800 flags |= (NIX_TX_OFFLOAD_TSO_F |
801 NIX_TX_OFFLOAD_OL3_OL4_CSUM_F |
802 NIX_TX_OFFLOAD_L3_L4_CSUM_F);
804 if (conf & DEV_TX_OFFLOAD_SECURITY)
805 flags |= NIX_TX_OFFLOAD_SECURITY_F;
807 if ((dev->rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP))
808 flags |= NIX_TX_OFFLOAD_TSTAMP_F;
814 nix_sqb_lock(struct rte_mempool *mp)
816 struct otx2_npa_lf *npa_lf = otx2_intra_dev_get_cfg()->npa_lf;
817 struct npa_aq_enq_req *req;
820 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
821 req->aura_id = npa_lf_aura_handle_to_aura(mp->pool_id);
822 req->ctype = NPA_AQ_CTYPE_AURA;
823 req->op = NPA_AQ_INSTOP_LOCK;
825 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
827 /* The shared memory buffer can be full.
830 otx2_mbox_msg_send(npa_lf->mbox, 0);
831 rc = otx2_mbox_wait_for_rsp(npa_lf->mbox, 0);
833 otx2_err("Failed to LOCK AURA context");
837 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
839 otx2_err("Failed to LOCK POOL context");
844 req->aura_id = npa_lf_aura_handle_to_aura(mp->pool_id);
845 req->ctype = NPA_AQ_CTYPE_POOL;
846 req->op = NPA_AQ_INSTOP_LOCK;
848 rc = otx2_mbox_process(npa_lf->mbox);
850 otx2_err("Unable to lock POOL in NDC");
858 nix_sqb_unlock(struct rte_mempool *mp)
860 struct otx2_npa_lf *npa_lf = otx2_intra_dev_get_cfg()->npa_lf;
861 struct npa_aq_enq_req *req;
864 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
865 req->aura_id = npa_lf_aura_handle_to_aura(mp->pool_id);
866 req->ctype = NPA_AQ_CTYPE_AURA;
867 req->op = NPA_AQ_INSTOP_UNLOCK;
869 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
871 /* The shared memory buffer can be full.
874 otx2_mbox_msg_send(npa_lf->mbox, 0);
875 rc = otx2_mbox_wait_for_rsp(npa_lf->mbox, 0);
877 otx2_err("Failed to UNLOCK AURA context");
881 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
883 otx2_err("Failed to UNLOCK POOL context");
887 req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
888 req->aura_id = npa_lf_aura_handle_to_aura(mp->pool_id);
889 req->ctype = NPA_AQ_CTYPE_POOL;
890 req->op = NPA_AQ_INSTOP_UNLOCK;
892 rc = otx2_mbox_process(npa_lf->mbox);
894 otx2_err("Unable to UNLOCK AURA in NDC");
902 otx2_nix_enable_mseg_on_jumbo(struct otx2_eth_rxq *rxq)
904 struct rte_pktmbuf_pool_private *mbp_priv;
905 struct rte_eth_dev *eth_dev;
906 struct otx2_eth_dev *dev;
909 eth_dev = rxq->eth_dev;
910 dev = otx2_eth_pmd_priv(eth_dev);
912 /* Get rx buffer size */
913 mbp_priv = rte_mempool_get_priv(rxq->pool);
914 buffsz = mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM;
916 if (eth_dev->data->dev_conf.rxmode.max_rx_pkt_len > buffsz) {
917 dev->rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
918 dev->tx_offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
920 /* Setting up the rx[tx]_offload_flags due to change
921 * in rx[tx]_offloads.
923 dev->rx_offload_flags |= nix_rx_offload_flags(eth_dev);
924 dev->tx_offload_flags |= nix_tx_offload_flags(eth_dev);
929 nix_sq_init(struct otx2_eth_txq *txq)
931 struct otx2_eth_dev *dev = txq->dev;
932 struct otx2_mbox *mbox = dev->mbox;
933 struct nix_aq_enq_req *sq;
938 if (txq->sqb_pool->pool_id == 0)
941 rc = otx2_nix_tm_get_leaf_data(dev, txq->sq, &rr_quantum, &smq);
943 otx2_err("Failed to get sq->smq(leaf node), rc=%d", rc);
947 sq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
949 sq->ctype = NIX_AQ_CTYPE_SQ;
950 sq->op = NIX_AQ_INSTOP_INIT;
951 sq->sq.max_sqe_size = nix_sq_max_sqe_sz(txq);
954 sq->sq.smq_rr_quantum = rr_quantum;
955 sq->sq.default_chan = dev->tx_chan_base;
956 sq->sq.sqe_stype = NIX_STYPE_STF;
958 if (sq->sq.max_sqe_size == NIX_MAXSQESZ_W8)
959 sq->sq.sqe_stype = NIX_STYPE_STP;
961 npa_lf_aura_handle_to_aura(txq->sqb_pool->pool_id);
962 sq->sq.sq_int_ena = BIT(NIX_SQINT_LMT_ERR);
963 sq->sq.sq_int_ena |= BIT(NIX_SQINT_SQB_ALLOC_FAIL);
964 sq->sq.sq_int_ena |= BIT(NIX_SQINT_SEND_ERR);
965 sq->sq.sq_int_ena |= BIT(NIX_SQINT_MNQ_ERR);
967 /* Many to one reduction */
968 sq->sq.qint_idx = txq->sq % dev->qints;
970 rc = otx2_mbox_process(mbox);
974 if (dev->lock_tx_ctx) {
975 sq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
977 sq->ctype = NIX_AQ_CTYPE_SQ;
978 sq->op = NIX_AQ_INSTOP_LOCK;
980 rc = otx2_mbox_process(mbox);
987 nix_sq_uninit(struct otx2_eth_txq *txq)
989 struct otx2_eth_dev *dev = txq->dev;
990 struct otx2_mbox *mbox = dev->mbox;
991 struct ndc_sync_op *ndc_req;
992 struct nix_aq_enq_rsp *rsp;
993 struct nix_aq_enq_req *aq;
994 uint16_t sqes_per_sqb;
998 otx2_nix_dbg("Cleaning up sq %u", txq->sq);
1000 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
1002 aq->ctype = NIX_AQ_CTYPE_SQ;
1003 aq->op = NIX_AQ_INSTOP_READ;
1005 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1009 /* Check if sq is already cleaned up */
1014 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
1016 aq->ctype = NIX_AQ_CTYPE_SQ;
1017 aq->op = NIX_AQ_INSTOP_WRITE;
1019 aq->sq_mask.ena = ~aq->sq_mask.ena;
1022 rc = otx2_mbox_process(mbox);
1026 if (dev->lock_tx_ctx) {
1028 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
1030 aq->ctype = NIX_AQ_CTYPE_SQ;
1031 aq->op = NIX_AQ_INSTOP_UNLOCK;
1033 rc = otx2_mbox_process(mbox);
1037 nix_sqb_unlock(txq->sqb_pool);
1040 /* Read SQ and free sqb's */
1041 aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
1043 aq->ctype = NIX_AQ_CTYPE_SQ;
1044 aq->op = NIX_AQ_INSTOP_READ;
1046 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1050 if (aq->sq.smq_pend)
1051 otx2_err("SQ has pending sqe's");
1053 count = aq->sq.sqb_count;
1054 sqes_per_sqb = 1 << txq->sqes_per_sqb_log2;
1055 /* Free SQB's that are used */
1056 sqb_buf = (void *)rsp->sq.head_sqb;
1060 next_sqb = *(void **)((uintptr_t)sqb_buf + (uint32_t)
1061 ((sqes_per_sqb - 1) *
1062 nix_sq_max_sqe_sz(txq)));
1063 npa_lf_aura_op_free(txq->sqb_pool->pool_id, 1,
1069 /* Free next to use sqb */
1070 if (rsp->sq.next_sqb)
1071 npa_lf_aura_op_free(txq->sqb_pool->pool_id, 1,
1074 /* Sync NDC-NIX-TX for LF */
1075 ndc_req = otx2_mbox_alloc_msg_ndc_sync_op(mbox);
1076 ndc_req->nix_lf_tx_sync = 1;
1077 rc = otx2_mbox_process(mbox);
1079 otx2_err("Error on NDC-NIX-TX LF sync, rc %d", rc);
1085 nix_sqb_aura_limit_cfg(struct rte_mempool *mp, uint16_t nb_sqb_bufs)
1087 struct otx2_npa_lf *npa_lf = otx2_intra_dev_get_cfg()->npa_lf;
1088 struct npa_aq_enq_req *aura_req;
1090 aura_req = otx2_mbox_alloc_msg_npa_aq_enq(npa_lf->mbox);
1091 aura_req->aura_id = npa_lf_aura_handle_to_aura(mp->pool_id);
1092 aura_req->ctype = NPA_AQ_CTYPE_AURA;
1093 aura_req->op = NPA_AQ_INSTOP_WRITE;
1095 aura_req->aura.limit = nb_sqb_bufs;
1096 aura_req->aura_mask.limit = ~(aura_req->aura_mask.limit);
1098 return otx2_mbox_process(npa_lf->mbox);
1102 nix_alloc_sqb_pool(int port, struct otx2_eth_txq *txq, uint16_t nb_desc)
1104 struct otx2_eth_dev *dev = txq->dev;
1105 uint16_t sqes_per_sqb, nb_sqb_bufs;
1106 char name[RTE_MEMPOOL_NAMESIZE];
1107 struct rte_mempool_objsz sz;
1108 struct npa_aura_s *aura;
1109 uint32_t tmp, blk_sz;
1111 aura = (struct npa_aura_s *)((uintptr_t)txq->fc_mem + OTX2_ALIGN);
1112 snprintf(name, sizeof(name), "otx2_sqb_pool_%d_%d", port, txq->sq);
1113 blk_sz = dev->sqb_size;
1115 if (nix_sq_max_sqe_sz(txq) == NIX_MAXSQESZ_W16)
1116 sqes_per_sqb = (dev->sqb_size / 8) / 16;
1118 sqes_per_sqb = (dev->sqb_size / 8) / 8;
1120 nb_sqb_bufs = nb_desc / sqes_per_sqb;
1121 /* Clamp up to devarg passed SQB count */
1122 nb_sqb_bufs = RTE_MIN(dev->max_sqb_count, RTE_MAX(NIX_DEF_SQB,
1123 nb_sqb_bufs + NIX_SQB_LIST_SPACE));
1125 txq->sqb_pool = rte_mempool_create_empty(name, NIX_MAX_SQB, blk_sz,
1127 RTE_MEMPOOL_F_NO_SPREAD);
1128 txq->nb_sqb_bufs = nb_sqb_bufs;
1129 txq->sqes_per_sqb_log2 = (uint16_t)rte_log2_u32(sqes_per_sqb);
1130 txq->nb_sqb_bufs_adj = nb_sqb_bufs -
1131 RTE_ALIGN_MUL_CEIL(nb_sqb_bufs, sqes_per_sqb) / sqes_per_sqb;
1132 txq->nb_sqb_bufs_adj =
1133 (NIX_SQB_LOWER_THRESH * txq->nb_sqb_bufs_adj) / 100;
1135 if (txq->sqb_pool == NULL) {
1136 otx2_err("Failed to allocate sqe mempool");
1140 memset(aura, 0, sizeof(*aura));
1142 aura->fc_addr = txq->fc_iova;
1143 aura->fc_hyst_bits = 0; /* Store count on all updates */
1144 if (rte_mempool_set_ops_byname(txq->sqb_pool, "octeontx2_npa", aura)) {
1145 otx2_err("Failed to set ops for sqe mempool");
1148 if (rte_mempool_populate_default(txq->sqb_pool) < 0) {
1149 otx2_err("Failed to populate sqe mempool");
1153 tmp = rte_mempool_calc_obj_size(blk_sz, RTE_MEMPOOL_F_NO_SPREAD, &sz);
1154 if (dev->sqb_size != sz.elt_size) {
1155 otx2_err("sqe pool block size is not expected %d != %d",
1156 dev->sqb_size, tmp);
1160 nix_sqb_aura_limit_cfg(txq->sqb_pool, txq->nb_sqb_bufs);
1161 if (dev->lock_tx_ctx)
1162 nix_sqb_lock(txq->sqb_pool);
1170 otx2_nix_form_default_desc(struct otx2_eth_txq *txq)
1172 struct nix_send_ext_s *send_hdr_ext;
1173 struct nix_send_hdr_s *send_hdr;
1174 struct nix_send_mem_s *send_mem;
1175 union nix_send_sg_s *sg;
1177 /* Initialize the fields based on basic single segment packet */
1178 memset(&txq->cmd, 0, sizeof(txq->cmd));
1180 if (txq->dev->tx_offload_flags & NIX_TX_NEED_EXT_HDR) {
1181 send_hdr = (struct nix_send_hdr_s *)&txq->cmd[0];
1182 /* 2(HDR) + 2(EXT_HDR) + 1(SG) + 1(IOVA) = 6/2 - 1 = 2 */
1183 send_hdr->w0.sizem1 = 2;
1185 send_hdr_ext = (struct nix_send_ext_s *)&txq->cmd[2];
1186 send_hdr_ext->w0.subdc = NIX_SUBDC_EXT;
1187 if (txq->dev->tx_offload_flags & NIX_TX_OFFLOAD_TSTAMP_F) {
1188 /* Default: one seg packet would have:
1189 * 2(HDR) + 2(EXT) + 1(SG) + 1(IOVA) + 2(MEM)
1192 send_hdr->w0.sizem1 = 3;
1193 send_hdr_ext->w0.tstmp = 1;
1195 /* To calculate the offset for send_mem,
1196 * send_hdr->w0.sizem1 * 2
1198 send_mem = (struct nix_send_mem_s *)(txq->cmd +
1199 (send_hdr->w0.sizem1 << 1));
1200 send_mem->subdc = NIX_SUBDC_MEM;
1201 send_mem->alg = NIX_SENDMEMALG_SETTSTMP;
1202 send_mem->addr = txq->dev->tstamp.tx_tstamp_iova;
1204 sg = (union nix_send_sg_s *)&txq->cmd[4];
1206 send_hdr = (struct nix_send_hdr_s *)&txq->cmd[0];
1207 /* 2(HDR) + 1(SG) + 1(IOVA) = 4/2 - 1 = 1 */
1208 send_hdr->w0.sizem1 = 1;
1209 sg = (union nix_send_sg_s *)&txq->cmd[2];
1212 send_hdr->w0.sq = txq->sq;
1213 sg->subdc = NIX_SUBDC_SG;
1215 sg->ld_type = NIX_SENDLDTYPE_LDD;
1221 otx2_nix_tx_queue_release(struct rte_eth_dev *eth_dev, uint16_t qid)
1223 struct otx2_eth_txq *txq = eth_dev->data->tx_queues[qid];
1228 otx2_nix_dbg("Releasing txq %u", txq->sq);
1230 /* Flush and disable tm */
1231 otx2_nix_sq_flush_pre(txq, eth_dev->data->dev_started);
1233 /* Free sqb's and disable sq */
1236 if (txq->sqb_pool) {
1237 rte_mempool_free(txq->sqb_pool);
1238 txq->sqb_pool = NULL;
1240 otx2_nix_sq_flush_post(txq);
1242 eth_dev->data->tx_queues[qid] = NULL;
1247 otx2_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t sq,
1248 uint16_t nb_desc, unsigned int socket_id,
1249 const struct rte_eth_txconf *tx_conf)
1251 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
1252 const struct rte_memzone *fc;
1253 struct otx2_eth_txq *txq;
1259 /* Compile time check to make sure all fast path elements in a CL */
1260 RTE_BUILD_BUG_ON(offsetof(struct otx2_eth_txq, slow_path_start) >= 128);
1262 if (tx_conf->tx_deferred_start) {
1263 otx2_err("Tx deferred start is not supported");
1267 /* Free memory prior to re-allocation if needed. */
1268 if (eth_dev->data->tx_queues[sq] != NULL) {
1269 otx2_nix_dbg("Freeing memory prior to re-allocation %d", sq);
1270 otx2_nix_tx_queue_release(eth_dev, sq);
1273 /* Find the expected offloads for this queue */
1274 offloads = tx_conf->offloads | eth_dev->data->dev_conf.txmode.offloads;
1276 /* Allocating tx queue data structure */
1277 txq = rte_zmalloc_socket("otx2_ethdev TX queue", sizeof(*txq),
1278 OTX2_ALIGN, socket_id);
1280 otx2_err("Failed to alloc txq=%d", sq);
1286 txq->sqb_pool = NULL;
1287 txq->offloads = offloads;
1288 dev->tx_offloads |= offloads;
1289 eth_dev->data->tx_queues[sq] = txq;
1292 * Allocate memory for flow control updates from HW.
1293 * Alloc one cache line, so that fits all FC_STYPE modes.
1295 fc = rte_eth_dma_zone_reserve(eth_dev, "fcmem", sq,
1296 OTX2_ALIGN + sizeof(struct npa_aura_s),
1297 OTX2_ALIGN, dev->node);
1299 otx2_err("Failed to allocate mem for fcmem");
1303 txq->fc_iova = fc->iova;
1304 txq->fc_mem = fc->addr;
1306 /* Initialize the aura sqb pool */
1307 rc = nix_alloc_sqb_pool(eth_dev->data->port_id, txq, nb_desc);
1309 otx2_err("Failed to alloc sqe pool rc=%d", rc);
1313 /* Initialize the SQ */
1314 rc = nix_sq_init(txq);
1316 otx2_err("Failed to init sq=%d context", sq);
1320 txq->fc_cache_pkts = 0;
1321 txq->io_addr = dev->base + NIX_LF_OP_SENDX(0);
1322 /* Evenly distribute LMT slot for each sq */
1323 txq->lmt_addr = (void *)(dev->lmt_addr + ((sq & LMT_SLOT_MASK) << 12));
1325 txq->qconf.socket_id = socket_id;
1326 txq->qconf.nb_desc = nb_desc;
1327 memcpy(&txq->qconf.conf.tx, tx_conf, sizeof(struct rte_eth_txconf));
1329 txq->lso_tun_fmt = dev->lso_tun_fmt;
1330 otx2_nix_form_default_desc(txq);
1332 otx2_nix_dbg("sq=%d fc=%p offload=0x%" PRIx64 " sqb=0x%" PRIx64 ""
1333 " lmt_addr=%p nb_sqb_bufs=%d sqes_per_sqb_log2=%d", sq,
1334 fc->addr, offloads, txq->sqb_pool->pool_id, txq->lmt_addr,
1335 txq->nb_sqb_bufs, txq->sqes_per_sqb_log2);
1336 eth_dev->data->tx_queue_state[sq] = RTE_ETH_QUEUE_STATE_STOPPED;
1340 otx2_nix_tx_queue_release(eth_dev, sq);
1346 nix_store_queue_cfg_and_then_release(struct rte_eth_dev *eth_dev)
1348 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
1349 struct otx2_eth_qconf *tx_qconf = NULL;
1350 struct otx2_eth_qconf *rx_qconf = NULL;
1351 struct otx2_eth_txq **txq;
1352 struct otx2_eth_rxq **rxq;
1353 int i, nb_rxq, nb_txq;
1355 nb_rxq = RTE_MIN(dev->configured_nb_rx_qs, eth_dev->data->nb_rx_queues);
1356 nb_txq = RTE_MIN(dev->configured_nb_tx_qs, eth_dev->data->nb_tx_queues);
1358 tx_qconf = malloc(nb_txq * sizeof(*tx_qconf));
1359 if (tx_qconf == NULL) {
1360 otx2_err("Failed to allocate memory for tx_qconf");
1364 rx_qconf = malloc(nb_rxq * sizeof(*rx_qconf));
1365 if (rx_qconf == NULL) {
1366 otx2_err("Failed to allocate memory for rx_qconf");
1370 txq = (struct otx2_eth_txq **)eth_dev->data->tx_queues;
1371 for (i = 0; i < nb_txq; i++) {
1372 if (txq[i] == NULL) {
1373 tx_qconf[i].valid = false;
1374 otx2_info("txq[%d] is already released", i);
1377 memcpy(&tx_qconf[i], &txq[i]->qconf, sizeof(*tx_qconf));
1378 tx_qconf[i].valid = true;
1379 otx2_nix_tx_queue_release(eth_dev, i);
1382 rxq = (struct otx2_eth_rxq **)eth_dev->data->rx_queues;
1383 for (i = 0; i < nb_rxq; i++) {
1384 if (rxq[i] == NULL) {
1385 rx_qconf[i].valid = false;
1386 otx2_info("rxq[%d] is already released", i);
1389 memcpy(&rx_qconf[i], &rxq[i]->qconf, sizeof(*rx_qconf));
1390 rx_qconf[i].valid = true;
1391 otx2_nix_rx_queue_release(eth_dev, i);
1394 dev->tx_qconf = tx_qconf;
1395 dev->rx_qconf = rx_qconf;
1406 nix_restore_queue_cfg(struct rte_eth_dev *eth_dev)
1408 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
1409 struct otx2_eth_qconf *tx_qconf = dev->tx_qconf;
1410 struct otx2_eth_qconf *rx_qconf = dev->rx_qconf;
1411 int rc, i, nb_rxq, nb_txq;
1413 nb_rxq = RTE_MIN(dev->configured_nb_rx_qs, eth_dev->data->nb_rx_queues);
1414 nb_txq = RTE_MIN(dev->configured_nb_tx_qs, eth_dev->data->nb_tx_queues);
1417 /* Setup tx & rx queues with previous configuration so
1418 * that the queues can be functional in cases like ports
1419 * are started without re configuring queues.
1421 * Usual re config sequence is like below:
1422 * port_configure() {
1427 * queue_configure() {
1434 * In some application's control path, queue_configure() would
1435 * NOT be invoked for TXQs/RXQs in port_configure().
1436 * In such cases, queues can be functional after start as the
1437 * queues are already setup in port_configure().
1439 for (i = 0; i < nb_txq; i++) {
1440 if (!tx_qconf[i].valid)
1442 rc = otx2_nix_tx_queue_setup(eth_dev, i, tx_qconf[i].nb_desc,
1443 tx_qconf[i].socket_id,
1444 &tx_qconf[i].conf.tx);
1446 otx2_err("Failed to setup tx queue rc=%d", rc);
1447 for (i -= 1; i >= 0; i--)
1448 otx2_nix_tx_queue_release(eth_dev, i);
1453 free(tx_qconf); tx_qconf = NULL;
1455 for (i = 0; i < nb_rxq; i++) {
1456 if (!rx_qconf[i].valid)
1458 rc = otx2_nix_rx_queue_setup(eth_dev, i, rx_qconf[i].nb_desc,
1459 rx_qconf[i].socket_id,
1460 &rx_qconf[i].conf.rx,
1461 rx_qconf[i].mempool);
1463 otx2_err("Failed to setup rx queue rc=%d", rc);
1464 for (i -= 1; i >= 0; i--)
1465 otx2_nix_rx_queue_release(eth_dev, i);
1466 goto release_tx_queues;
1470 free(rx_qconf); rx_qconf = NULL;
1475 for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
1476 otx2_nix_tx_queue_release(eth_dev, i);
1487 nix_eth_nop_burst(void *queue, struct rte_mbuf **mbufs, uint16_t pkts)
1489 RTE_SET_USED(queue);
1490 RTE_SET_USED(mbufs);
1497 nix_set_nop_rxtx_function(struct rte_eth_dev *eth_dev)
1499 /* These dummy functions are required for supporting
1500 * some applications which reconfigure queues without
1501 * stopping tx burst and rx burst threads(eg kni app)
1502 * When the queues context is saved, txq/rxqs are released
1503 * which caused app crash since rx/tx burst is still
1504 * on different lcores
1506 eth_dev->tx_pkt_burst = nix_eth_nop_burst;
1507 eth_dev->rx_pkt_burst = nix_eth_nop_burst;
1512 nix_lso_tcp(struct nix_lso_format_cfg *req, bool v4)
1514 volatile struct nix_lso_format *field;
1516 /* Format works only with TCP packet marked by OL3/OL4 */
1517 field = (volatile struct nix_lso_format *)&req->fields[0];
1518 req->field_mask = NIX_LSO_FIELD_MASK;
1519 /* Outer IPv4/IPv6 */
1520 field->layer = NIX_TXLAYER_OL3;
1521 field->offset = v4 ? 2 : 4;
1522 field->sizem1 = 1; /* 2B */
1523 field->alg = NIX_LSOALG_ADD_PAYLEN;
1527 field->layer = NIX_TXLAYER_OL3;
1530 /* Incremented linearly per segment */
1531 field->alg = NIX_LSOALG_ADD_SEGNUM;
1535 /* TCP sequence number update */
1536 field->layer = NIX_TXLAYER_OL4;
1538 field->sizem1 = 3; /* 4 bytes */
1539 field->alg = NIX_LSOALG_ADD_OFFSET;
1541 /* TCP flags field */
1542 field->layer = NIX_TXLAYER_OL4;
1545 field->alg = NIX_LSOALG_TCP_FLAGS;
1550 nix_lso_udp_tun_tcp(struct nix_lso_format_cfg *req,
1551 bool outer_v4, bool inner_v4)
1553 volatile struct nix_lso_format *field;
1555 field = (volatile struct nix_lso_format *)&req->fields[0];
1556 req->field_mask = NIX_LSO_FIELD_MASK;
1557 /* Outer IPv4/IPv6 len */
1558 field->layer = NIX_TXLAYER_OL3;
1559 field->offset = outer_v4 ? 2 : 4;
1560 field->sizem1 = 1; /* 2B */
1561 field->alg = NIX_LSOALG_ADD_PAYLEN;
1565 field->layer = NIX_TXLAYER_OL3;
1568 /* Incremented linearly per segment */
1569 field->alg = NIX_LSOALG_ADD_SEGNUM;
1573 /* Outer UDP length */
1574 field->layer = NIX_TXLAYER_OL4;
1577 field->alg = NIX_LSOALG_ADD_PAYLEN;
1580 /* Inner IPv4/IPv6 */
1581 field->layer = NIX_TXLAYER_IL3;
1582 field->offset = inner_v4 ? 2 : 4;
1583 field->sizem1 = 1; /* 2B */
1584 field->alg = NIX_LSOALG_ADD_PAYLEN;
1588 field->layer = NIX_TXLAYER_IL3;
1591 /* Incremented linearly per segment */
1592 field->alg = NIX_LSOALG_ADD_SEGNUM;
1596 /* TCP sequence number update */
1597 field->layer = NIX_TXLAYER_IL4;
1599 field->sizem1 = 3; /* 4 bytes */
1600 field->alg = NIX_LSOALG_ADD_OFFSET;
1603 /* TCP flags field */
1604 field->layer = NIX_TXLAYER_IL4;
1607 field->alg = NIX_LSOALG_TCP_FLAGS;
1612 nix_lso_tun_tcp(struct nix_lso_format_cfg *req,
1613 bool outer_v4, bool inner_v4)
1615 volatile struct nix_lso_format *field;
1617 field = (volatile struct nix_lso_format *)&req->fields[0];
1618 req->field_mask = NIX_LSO_FIELD_MASK;
1619 /* Outer IPv4/IPv6 len */
1620 field->layer = NIX_TXLAYER_OL3;
1621 field->offset = outer_v4 ? 2 : 4;
1622 field->sizem1 = 1; /* 2B */
1623 field->alg = NIX_LSOALG_ADD_PAYLEN;
1627 field->layer = NIX_TXLAYER_OL3;
1630 /* Incremented linearly per segment */
1631 field->alg = NIX_LSOALG_ADD_SEGNUM;
1635 /* Inner IPv4/IPv6 */
1636 field->layer = NIX_TXLAYER_IL3;
1637 field->offset = inner_v4 ? 2 : 4;
1638 field->sizem1 = 1; /* 2B */
1639 field->alg = NIX_LSOALG_ADD_PAYLEN;
1643 field->layer = NIX_TXLAYER_IL3;
1646 /* Incremented linearly per segment */
1647 field->alg = NIX_LSOALG_ADD_SEGNUM;
1651 /* TCP sequence number update */
1652 field->layer = NIX_TXLAYER_IL4;
1654 field->sizem1 = 3; /* 4 bytes */
1655 field->alg = NIX_LSOALG_ADD_OFFSET;
1658 /* TCP flags field */
1659 field->layer = NIX_TXLAYER_IL4;
1662 field->alg = NIX_LSOALG_TCP_FLAGS;
1667 nix_setup_lso_formats(struct otx2_eth_dev *dev)
1669 struct otx2_mbox *mbox = dev->mbox;
1670 struct nix_lso_format_cfg_rsp *rsp;
1671 struct nix_lso_format_cfg *req;
1675 /* Skip if TSO was not requested */
1676 if (!(dev->tx_offload_flags & NIX_TX_OFFLOAD_TSO_F))
1681 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1682 nix_lso_tcp(req, true);
1683 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1687 if (rsp->lso_format_idx != NIX_LSO_FORMAT_IDX_TSOV4)
1689 otx2_nix_dbg("tcpv4 lso fmt=%u", rsp->lso_format_idx);
1695 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1696 nix_lso_tcp(req, false);
1697 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1701 if (rsp->lso_format_idx != NIX_LSO_FORMAT_IDX_TSOV6)
1703 otx2_nix_dbg("tcpv6 lso fmt=%u\n", rsp->lso_format_idx);
1706 * IPv4/UDP/TUN HDR/IPv4/TCP LSO
1708 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1709 nix_lso_udp_tun_tcp(req, true, true);
1710 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1714 dev->lso_udp_tun_idx[NIX_LSO_TUN_V4V4] = rsp->lso_format_idx;
1715 otx2_nix_dbg("udp tun v4v4 fmt=%u\n", rsp->lso_format_idx);
1718 * IPv4/UDP/TUN HDR/IPv6/TCP LSO
1720 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1721 nix_lso_udp_tun_tcp(req, true, false);
1722 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1726 dev->lso_udp_tun_idx[NIX_LSO_TUN_V4V6] = rsp->lso_format_idx;
1727 otx2_nix_dbg("udp tun v4v6 fmt=%u\n", rsp->lso_format_idx);
1730 * IPv6/UDP/TUN HDR/IPv4/TCP LSO
1732 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1733 nix_lso_udp_tun_tcp(req, false, true);
1734 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1738 dev->lso_udp_tun_idx[NIX_LSO_TUN_V6V4] = rsp->lso_format_idx;
1739 otx2_nix_dbg("udp tun v6v4 fmt=%u\n", rsp->lso_format_idx);
1742 * IPv6/UDP/TUN HDR/IPv6/TCP LSO
1744 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1745 nix_lso_udp_tun_tcp(req, false, false);
1746 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1750 dev->lso_udp_tun_idx[NIX_LSO_TUN_V6V6] = rsp->lso_format_idx;
1751 otx2_nix_dbg("udp tun v6v6 fmt=%u\n", rsp->lso_format_idx);
1754 * IPv4/TUN HDR/IPv4/TCP LSO
1756 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1757 nix_lso_tun_tcp(req, true, true);
1758 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1762 dev->lso_tun_idx[NIX_LSO_TUN_V4V4] = rsp->lso_format_idx;
1763 otx2_nix_dbg("tun v4v4 fmt=%u\n", rsp->lso_format_idx);
1766 * IPv4/TUN HDR/IPv6/TCP LSO
1768 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1769 nix_lso_tun_tcp(req, true, false);
1770 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1774 dev->lso_tun_idx[NIX_LSO_TUN_V4V6] = rsp->lso_format_idx;
1775 otx2_nix_dbg("tun v4v6 fmt=%u\n", rsp->lso_format_idx);
1778 * IPv6/TUN HDR/IPv4/TCP LSO
1780 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1781 nix_lso_tun_tcp(req, false, true);
1782 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1786 dev->lso_tun_idx[NIX_LSO_TUN_V6V4] = rsp->lso_format_idx;
1787 otx2_nix_dbg("tun v6v4 fmt=%u\n", rsp->lso_format_idx);
1790 * IPv6/TUN HDR/IPv6/TCP LSO
1792 req = otx2_mbox_alloc_msg_nix_lso_format_cfg(mbox);
1793 nix_lso_tun_tcp(req, false, false);
1794 rc = otx2_mbox_process_msg(mbox, (void *)&rsp);
1798 dev->lso_tun_idx[NIX_LSO_TUN_V6V6] = rsp->lso_format_idx;
1799 otx2_nix_dbg("tun v6v6 fmt=%u\n", rsp->lso_format_idx);
1801 /* Save all tun formats into u64 for fast path.
1802 * Lower 32bit has non-udp tunnel formats.
1803 * Upper 32bit has udp tunnel formats.
1805 fmt = dev->lso_tun_idx;
1806 dev->lso_tun_fmt = ((uint64_t)fmt[NIX_LSO_TUN_V4V4] |
1807 (uint64_t)fmt[NIX_LSO_TUN_V4V6] << 8 |
1808 (uint64_t)fmt[NIX_LSO_TUN_V6V4] << 16 |
1809 (uint64_t)fmt[NIX_LSO_TUN_V6V6] << 24);
1811 fmt = dev->lso_udp_tun_idx;
1812 dev->lso_tun_fmt |= ((uint64_t)fmt[NIX_LSO_TUN_V4V4] << 32 |
1813 (uint64_t)fmt[NIX_LSO_TUN_V4V6] << 40 |
1814 (uint64_t)fmt[NIX_LSO_TUN_V6V4] << 48 |
1815 (uint64_t)fmt[NIX_LSO_TUN_V6V6] << 56);
1821 otx2_nix_configure(struct rte_eth_dev *eth_dev)
1823 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
1824 struct rte_eth_dev_data *data = eth_dev->data;
1825 struct rte_eth_conf *conf = &data->dev_conf;
1826 struct rte_eth_rxmode *rxmode = &conf->rxmode;
1827 struct rte_eth_txmode *txmode = &conf->txmode;
1828 char ea_fmt[RTE_ETHER_ADDR_FMT_SIZE];
1829 struct rte_ether_addr *ea;
1830 uint8_t nb_rxq, nb_txq;
1836 if (rte_eal_has_hugepages() == 0) {
1837 otx2_err("Huge page is not configured");
1838 goto fail_configure;
1841 if (conf->dcb_capability_en == 1) {
1842 otx2_err("dcb enable is not supported");
1843 goto fail_configure;
1846 if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
1847 otx2_err("Flow director is not supported");
1848 goto fail_configure;
1851 if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
1852 rxmode->mq_mode != ETH_MQ_RX_RSS) {
1853 otx2_err("Unsupported mq rx mode %d", rxmode->mq_mode);
1854 goto fail_configure;
1857 if (txmode->mq_mode != ETH_MQ_TX_NONE) {
1858 otx2_err("Unsupported mq tx mode %d", txmode->mq_mode);
1859 goto fail_configure;
1862 if (otx2_dev_is_Ax(dev) &&
1863 (txmode->offloads & DEV_TX_OFFLOAD_SCTP_CKSUM) &&
1864 ((txmode->offloads & DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
1865 (txmode->offloads & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM))) {
1866 otx2_err("Outer IP and SCTP checksum unsupported");
1867 goto fail_configure;
1870 /* Free the resources allocated from the previous configure */
1871 if (dev->configured == 1) {
1872 otx2_eth_sec_fini(eth_dev);
1873 otx2_nix_rxchan_bpid_cfg(eth_dev, false);
1874 otx2_nix_vlan_fini(eth_dev);
1875 otx2_nix_mc_addr_list_uninstall(eth_dev);
1876 otx2_flow_free_all_resources(dev);
1877 oxt2_nix_unregister_queue_irqs(eth_dev);
1878 if (eth_dev->data->dev_conf.intr_conf.rxq)
1879 oxt2_nix_unregister_cq_irqs(eth_dev);
1880 nix_set_nop_rxtx_function(eth_dev);
1881 rc = nix_store_queue_cfg_and_then_release(eth_dev);
1883 goto fail_configure;
1884 otx2_nix_tm_fini(eth_dev);
1888 dev->rx_offloads = rxmode->offloads;
1889 dev->tx_offloads = txmode->offloads;
1890 dev->rx_offload_flags |= nix_rx_offload_flags(eth_dev);
1891 dev->tx_offload_flags |= nix_tx_offload_flags(eth_dev);
1892 dev->rss_info.rss_grps = NIX_RSS_GRPS;
1894 nb_rxq = RTE_MAX(data->nb_rx_queues, 1);
1895 nb_txq = RTE_MAX(data->nb_tx_queues, 1);
1897 /* Alloc a nix lf */
1898 rc = nix_lf_alloc(dev, nb_rxq, nb_txq);
1900 otx2_err("Failed to init nix_lf rc=%d", rc);
1904 otx2_nix_err_intr_enb_dis(eth_dev, true);
1905 otx2_nix_ras_intr_enb_dis(eth_dev, true);
1908 dev->npc_flow.switch_header_type == OTX2_PRIV_FLAGS_HIGIG) {
1909 otx2_err("Both PTP and switch header enabled");
1913 rc = nix_lf_switch_header_type_enable(dev, true);
1915 otx2_err("Failed to enable switch type nix_lf rc=%d", rc);
1919 rc = nix_setup_lso_formats(dev);
1921 otx2_err("failed to setup nix lso format fields, rc=%d", rc);
1926 rc = otx2_nix_rss_config(eth_dev);
1928 otx2_err("Failed to configure rss rc=%d", rc);
1932 /* Init the default TM scheduler hierarchy */
1933 rc = otx2_nix_tm_init_default(eth_dev);
1935 otx2_err("Failed to init traffic manager rc=%d", rc);
1939 rc = otx2_nix_vlan_offload_init(eth_dev);
1941 otx2_err("Failed to init vlan offload rc=%d", rc);
1945 /* Register queue IRQs */
1946 rc = oxt2_nix_register_queue_irqs(eth_dev);
1948 otx2_err("Failed to register queue interrupts rc=%d", rc);
1952 /* Register cq IRQs */
1953 if (eth_dev->data->dev_conf.intr_conf.rxq) {
1954 if (eth_dev->data->nb_rx_queues > dev->cints) {
1955 otx2_err("Rx interrupt cannot be enabled, rxq > %d",
1959 /* Rx interrupt feature cannot work with vector mode because,
1960 * vector mode doesn't process packets unless min 4 pkts are
1961 * received, while cq interrupts are generated even for 1 pkt
1964 dev->scalar_ena = true;
1966 rc = oxt2_nix_register_cq_irqs(eth_dev);
1968 otx2_err("Failed to register CQ interrupts rc=%d", rc);
1973 /* Configure loop back mode */
1974 rc = cgx_intlbk_enable(dev, eth_dev->data->dev_conf.lpbk_mode);
1976 otx2_err("Failed to configure cgx loop back mode rc=%d", rc);
1980 rc = otx2_nix_rxchan_bpid_cfg(eth_dev, true);
1982 otx2_err("Failed to configure nix rx chan bpid cfg rc=%d", rc);
1986 /* Enable security */
1987 rc = otx2_eth_sec_init(eth_dev);
1991 rc = otx2_nix_flow_ctrl_init(eth_dev);
1993 otx2_err("Failed to init flow ctrl mode %d", rc);
1997 rc = otx2_nix_mc_addr_list_install(eth_dev);
1999 otx2_err("Failed to install mc address list rc=%d", rc);
2004 * Restore queue config when reconfigure followed by
2005 * reconfigure and no queue configure invoked from application case.
2007 if (dev->configured == 1) {
2008 rc = nix_restore_queue_cfg(eth_dev);
2010 goto uninstall_mc_list;
2013 /* Update the mac address */
2014 ea = eth_dev->data->mac_addrs;
2015 memcpy(ea, dev->mac_addr, RTE_ETHER_ADDR_LEN);
2016 if (rte_is_zero_ether_addr(ea))
2017 rte_eth_random_addr((uint8_t *)ea);
2019 rte_ether_format_addr(ea_fmt, RTE_ETHER_ADDR_FMT_SIZE, ea);
2021 /* Apply new link configurations if changed */
2022 rc = otx2_apply_link_speed(eth_dev);
2024 otx2_err("Failed to set link configuration");
2025 goto uninstall_mc_list;
2028 otx2_nix_dbg("Configured port%d mac=%s nb_rxq=%d nb_txq=%d"
2029 " rx_offloads=0x%" PRIx64 " tx_offloads=0x%" PRIx64 ""
2030 " rx_flags=0x%x tx_flags=0x%x",
2031 eth_dev->data->port_id, ea_fmt, nb_rxq,
2032 nb_txq, dev->rx_offloads, dev->tx_offloads,
2033 dev->rx_offload_flags, dev->tx_offload_flags);
2036 dev->configured = 1;
2037 dev->configured_nb_rx_qs = data->nb_rx_queues;
2038 dev->configured_nb_tx_qs = data->nb_tx_queues;
2042 otx2_nix_mc_addr_list_uninstall(eth_dev);
2044 otx2_eth_sec_fini(eth_dev);
2046 oxt2_nix_unregister_cq_irqs(eth_dev);
2048 oxt2_nix_unregister_queue_irqs(eth_dev);
2050 otx2_nix_vlan_fini(eth_dev);
2052 otx2_nix_tm_fini(eth_dev);
2056 dev->rx_offload_flags &= ~nix_rx_offload_flags(eth_dev);
2057 dev->tx_offload_flags &= ~nix_tx_offload_flags(eth_dev);
2059 dev->configured = 0;
2064 otx2_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qidx)
2066 struct rte_eth_dev_data *data = eth_dev->data;
2067 struct otx2_eth_txq *txq;
2070 txq = eth_dev->data->tx_queues[qidx];
2072 if (data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
2075 rc = otx2_nix_sq_sqb_aura_fc(txq, true);
2077 otx2_err("Failed to enable sqb aura fc, txq=%u, rc=%d",
2082 data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
2089 otx2_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qidx)
2091 struct rte_eth_dev_data *data = eth_dev->data;
2092 struct otx2_eth_txq *txq;
2095 txq = eth_dev->data->tx_queues[qidx];
2097 if (data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
2100 txq->fc_cache_pkts = 0;
2102 rc = otx2_nix_sq_sqb_aura_fc(txq, false);
2104 otx2_err("Failed to disable sqb aura fc, txq=%u, rc=%d",
2109 data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
2116 otx2_nix_rx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qidx)
2118 struct otx2_eth_rxq *rxq = eth_dev->data->rx_queues[qidx];
2119 struct rte_eth_dev_data *data = eth_dev->data;
2122 if (data->rx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
2125 rc = nix_rq_enb_dis(rxq->eth_dev, rxq, true);
2127 otx2_err("Failed to enable rxq=%u, rc=%d", qidx, rc);
2131 data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
2138 otx2_nix_rx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qidx)
2140 struct otx2_eth_rxq *rxq = eth_dev->data->rx_queues[qidx];
2141 struct rte_eth_dev_data *data = eth_dev->data;
2144 if (data->rx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
2147 rc = nix_rq_enb_dis(rxq->eth_dev, rxq, false);
2149 otx2_err("Failed to disable rxq=%u, rc=%d", qidx, rc);
2153 data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
2160 otx2_nix_dev_stop(struct rte_eth_dev *eth_dev)
2162 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
2163 struct rte_mbuf *rx_pkts[32];
2164 struct otx2_eth_rxq *rxq;
2165 struct rte_eth_link link;
2166 int count, i, j, rc;
2168 nix_lf_switch_header_type_enable(dev, false);
2169 nix_cgx_stop_link_event(dev);
2170 npc_rx_disable(dev);
2172 /* Stop rx queues and free up pkts pending */
2173 for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
2174 rc = otx2_nix_rx_queue_stop(eth_dev, i);
2178 rxq = eth_dev->data->rx_queues[i];
2179 count = dev->rx_pkt_burst_no_offload(rxq, rx_pkts, 32);
2181 for (j = 0; j < count; j++)
2182 rte_pktmbuf_free(rx_pkts[j]);
2183 count = dev->rx_pkt_burst_no_offload(rxq, rx_pkts, 32);
2187 /* Stop tx queues */
2188 for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
2189 otx2_nix_tx_queue_stop(eth_dev, i);
2191 /* Bring down link status internally */
2192 memset(&link, 0, sizeof(link));
2193 rte_eth_linkstatus_set(eth_dev, &link);
2199 otx2_nix_dev_start(struct rte_eth_dev *eth_dev)
2201 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
2204 /* MTU recalculate should be avoided here if PTP is enabled by PF, as
2205 * otx2_nix_recalc_mtu would be invoked during otx2_nix_ptp_enable_vf
2208 if (eth_dev->data->nb_rx_queues != 0 && !otx2_ethdev_is_ptp_en(dev)) {
2209 rc = otx2_nix_recalc_mtu(eth_dev);
2214 /* Start rx queues */
2215 for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
2216 rc = otx2_nix_rx_queue_start(eth_dev, i);
2221 /* Start tx queues */
2222 for (i = 0; i < eth_dev->data->nb_tx_queues; i++) {
2223 rc = otx2_nix_tx_queue_start(eth_dev, i);
2228 rc = otx2_nix_update_flow_ctrl_mode(eth_dev);
2230 otx2_err("Failed to update flow ctrl mode %d", rc);
2234 /* Enable PTP if it was requested by the app or if it is already
2235 * enabled in PF owning this VF
2237 memset(&dev->tstamp, 0, sizeof(struct otx2_timesync_info));
2238 if ((dev->rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP) ||
2239 otx2_ethdev_is_ptp_en(dev))
2240 otx2_nix_timesync_enable(eth_dev);
2242 otx2_nix_timesync_disable(eth_dev);
2244 /* Update VF about data off shifted by 8 bytes if PTP already
2245 * enabled in PF owning this VF
2247 if (otx2_ethdev_is_ptp_en(dev) && otx2_dev_is_vf(dev))
2248 otx2_nix_ptp_enable_vf(eth_dev);
2250 if (dev->rx_offload_flags & NIX_RX_OFFLOAD_TSTAMP_F) {
2251 rc = rte_mbuf_dyn_rx_timestamp_register(
2252 &dev->tstamp.tstamp_dynfield_offset,
2253 &dev->tstamp.rx_tstamp_dynflag);
2255 otx2_err("Failed to register Rx timestamp field/flag");
2260 rc = npc_rx_enable(dev);
2262 otx2_err("Failed to enable NPC rx %d", rc);
2266 otx2_nix_toggle_flag_link_cfg(dev, true);
2268 rc = nix_cgx_start_link_event(dev);
2270 otx2_err("Failed to start cgx link event %d", rc);
2274 otx2_nix_toggle_flag_link_cfg(dev, false);
2275 otx2_eth_set_tx_function(eth_dev);
2276 otx2_eth_set_rx_function(eth_dev);
2281 npc_rx_disable(dev);
2282 otx2_nix_toggle_flag_link_cfg(dev, false);
2286 static int otx2_nix_dev_reset(struct rte_eth_dev *eth_dev);
2287 static int otx2_nix_dev_close(struct rte_eth_dev *eth_dev);
2289 /* Initialize and register driver with DPDK Application */
2290 static const struct eth_dev_ops otx2_eth_dev_ops = {
2291 .dev_infos_get = otx2_nix_info_get,
2292 .dev_configure = otx2_nix_configure,
2293 .link_update = otx2_nix_link_update,
2294 .tx_queue_setup = otx2_nix_tx_queue_setup,
2295 .tx_queue_release = otx2_nix_tx_queue_release,
2296 .tm_ops_get = otx2_nix_tm_ops_get,
2297 .rx_queue_setup = otx2_nix_rx_queue_setup,
2298 .rx_queue_release = otx2_nix_rx_queue_release,
2299 .dev_start = otx2_nix_dev_start,
2300 .dev_stop = otx2_nix_dev_stop,
2301 .dev_close = otx2_nix_dev_close,
2302 .tx_queue_start = otx2_nix_tx_queue_start,
2303 .tx_queue_stop = otx2_nix_tx_queue_stop,
2304 .rx_queue_start = otx2_nix_rx_queue_start,
2305 .rx_queue_stop = otx2_nix_rx_queue_stop,
2306 .dev_set_link_up = otx2_nix_dev_set_link_up,
2307 .dev_set_link_down = otx2_nix_dev_set_link_down,
2308 .dev_supported_ptypes_get = otx2_nix_supported_ptypes_get,
2309 .dev_ptypes_set = otx2_nix_ptypes_set,
2310 .dev_reset = otx2_nix_dev_reset,
2311 .stats_get = otx2_nix_dev_stats_get,
2312 .stats_reset = otx2_nix_dev_stats_reset,
2313 .get_reg = otx2_nix_dev_get_reg,
2314 .mtu_set = otx2_nix_mtu_set,
2315 .mac_addr_add = otx2_nix_mac_addr_add,
2316 .mac_addr_remove = otx2_nix_mac_addr_del,
2317 .mac_addr_set = otx2_nix_mac_addr_set,
2318 .set_mc_addr_list = otx2_nix_set_mc_addr_list,
2319 .promiscuous_enable = otx2_nix_promisc_enable,
2320 .promiscuous_disable = otx2_nix_promisc_disable,
2321 .allmulticast_enable = otx2_nix_allmulticast_enable,
2322 .allmulticast_disable = otx2_nix_allmulticast_disable,
2323 .queue_stats_mapping_set = otx2_nix_queue_stats_mapping,
2324 .reta_update = otx2_nix_dev_reta_update,
2325 .reta_query = otx2_nix_dev_reta_query,
2326 .rss_hash_update = otx2_nix_rss_hash_update,
2327 .rss_hash_conf_get = otx2_nix_rss_hash_conf_get,
2328 .xstats_get = otx2_nix_xstats_get,
2329 .xstats_get_names = otx2_nix_xstats_get_names,
2330 .xstats_reset = otx2_nix_xstats_reset,
2331 .xstats_get_by_id = otx2_nix_xstats_get_by_id,
2332 .xstats_get_names_by_id = otx2_nix_xstats_get_names_by_id,
2333 .rxq_info_get = otx2_nix_rxq_info_get,
2334 .txq_info_get = otx2_nix_txq_info_get,
2335 .rx_burst_mode_get = otx2_rx_burst_mode_get,
2336 .tx_burst_mode_get = otx2_tx_burst_mode_get,
2337 .tx_done_cleanup = otx2_nix_tx_done_cleanup,
2338 .set_queue_rate_limit = otx2_nix_tm_set_queue_rate_limit,
2339 .pool_ops_supported = otx2_nix_pool_ops_supported,
2340 .flow_ops_get = otx2_nix_dev_flow_ops_get,
2341 .get_module_info = otx2_nix_get_module_info,
2342 .get_module_eeprom = otx2_nix_get_module_eeprom,
2343 .fw_version_get = otx2_nix_fw_version_get,
2344 .flow_ctrl_get = otx2_nix_flow_ctrl_get,
2345 .flow_ctrl_set = otx2_nix_flow_ctrl_set,
2346 .timesync_enable = otx2_nix_timesync_enable,
2347 .timesync_disable = otx2_nix_timesync_disable,
2348 .timesync_read_rx_timestamp = otx2_nix_timesync_read_rx_timestamp,
2349 .timesync_read_tx_timestamp = otx2_nix_timesync_read_tx_timestamp,
2350 .timesync_adjust_time = otx2_nix_timesync_adjust_time,
2351 .timesync_read_time = otx2_nix_timesync_read_time,
2352 .timesync_write_time = otx2_nix_timesync_write_time,
2353 .vlan_offload_set = otx2_nix_vlan_offload_set,
2354 .vlan_filter_set = otx2_nix_vlan_filter_set,
2355 .vlan_strip_queue_set = otx2_nix_vlan_strip_queue_set,
2356 .vlan_tpid_set = otx2_nix_vlan_tpid_set,
2357 .vlan_pvid_set = otx2_nix_vlan_pvid_set,
2358 .rx_queue_intr_enable = otx2_nix_rx_queue_intr_enable,
2359 .rx_queue_intr_disable = otx2_nix_rx_queue_intr_disable,
2360 .read_clock = otx2_nix_read_clock,
2364 nix_lf_attach(struct otx2_eth_dev *dev)
2366 struct otx2_mbox *mbox = dev->mbox;
2367 struct rsrc_attach_req *req;
2369 /* Attach NIX(lf) */
2370 req = otx2_mbox_alloc_msg_attach_resources(mbox);
2374 return otx2_mbox_process(mbox);
2378 nix_lf_get_msix_offset(struct otx2_eth_dev *dev)
2380 struct otx2_mbox *mbox = dev->mbox;
2381 struct msix_offset_rsp *msix_rsp;
2384 /* Get NPA and NIX MSIX vector offsets */
2385 otx2_mbox_alloc_msg_msix_offset(mbox);
2387 rc = otx2_mbox_process_msg(mbox, (void *)&msix_rsp);
2389 dev->nix_msixoff = msix_rsp->nix_msixoff;
2395 otx2_eth_dev_lf_detach(struct otx2_mbox *mbox)
2397 struct rsrc_detach_req *req;
2399 req = otx2_mbox_alloc_msg_detach_resources(mbox);
2401 /* Detach all except npa lf */
2402 req->partial = true;
2409 return otx2_mbox_process(mbox);
2413 otx2_eth_dev_is_sdp(struct rte_pci_device *pci_dev)
2415 if (pci_dev->id.device_id == PCI_DEVID_OCTEONTX2_RVU_SDP_PF ||
2416 pci_dev->id.device_id == PCI_DEVID_OCTEONTX2_RVU_SDP_VF)
2421 static inline uint64_t
2422 nix_get_blkaddr(struct otx2_eth_dev *dev)
2426 /* Reading the discovery register to know which NIX is the LF
2429 reg = otx2_read64(dev->bar2 +
2430 RVU_PF_BLOCK_ADDRX_DISC(RVU_BLOCK_ADDR_NIX0));
2432 return reg & 0x1FFULL ? RVU_BLOCK_ADDR_NIX0 : RVU_BLOCK_ADDR_NIX1;
2436 otx2_eth_dev_init(struct rte_eth_dev *eth_dev)
2438 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
2439 struct rte_pci_device *pci_dev;
2440 int rc, max_entries;
2442 eth_dev->dev_ops = &otx2_eth_dev_ops;
2443 eth_dev->rx_queue_count = otx2_nix_rx_queue_count;
2444 eth_dev->rx_descriptor_status = otx2_nix_rx_descriptor_status;
2445 eth_dev->tx_descriptor_status = otx2_nix_tx_descriptor_status;
2447 /* For secondary processes, the primary has done all the work */
2448 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
2449 /* Setup callbacks for secondary process */
2450 otx2_eth_set_tx_function(eth_dev);
2451 otx2_eth_set_rx_function(eth_dev);
2455 pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
2457 rte_eth_copy_pci_info(eth_dev, pci_dev);
2458 eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
2460 /* Zero out everything after OTX2_DEV to allow proper dev_reset() */
2461 memset(&dev->otx2_eth_dev_data_start, 0, sizeof(*dev) -
2462 offsetof(struct otx2_eth_dev, otx2_eth_dev_data_start));
2464 /* Parse devargs string */
2465 rc = otx2_ethdev_parse_devargs(eth_dev->device->devargs, dev);
2467 otx2_err("Failed to parse devargs rc=%d", rc);
2471 if (!dev->mbox_active) {
2472 /* Initialize the base otx2_dev object
2473 * only if already present
2475 rc = otx2_dev_init(pci_dev, dev);
2477 otx2_err("Failed to initialize otx2_dev rc=%d", rc);
2481 if (otx2_eth_dev_is_sdp(pci_dev))
2482 dev->sdp_link = true;
2484 dev->sdp_link = false;
2485 /* Device generic callbacks */
2486 dev->ops = &otx2_dev_ops;
2487 dev->eth_dev = eth_dev;
2489 /* Grab the NPA LF if required */
2490 rc = otx2_npa_lf_init(pci_dev, dev);
2492 goto otx2_dev_uninit;
2494 dev->configured = 0;
2495 dev->drv_inited = true;
2496 dev->ptype_disable = 0;
2497 dev->lmt_addr = dev->bar2 + (RVU_BLOCK_ADDR_LMT << 20);
2500 rc = nix_lf_attach(dev);
2502 goto otx2_npa_uninit;
2504 dev->base = dev->bar2 + (nix_get_blkaddr(dev) << 20);
2506 /* Get NIX MSIX offset */
2507 rc = nix_lf_get_msix_offset(dev);
2509 goto otx2_npa_uninit;
2511 /* Register LF irq handlers */
2512 rc = otx2_nix_register_irqs(eth_dev);
2516 /* Get maximum number of supported MAC entries */
2517 max_entries = otx2_cgx_mac_max_entries_get(dev);
2518 if (max_entries < 0) {
2519 otx2_err("Failed to get max entries for mac addr");
2521 goto unregister_irq;
2524 /* For VFs, returned max_entries will be 0. But to keep default MAC
2525 * address, one entry must be allocated. So setting up to 1.
2527 if (max_entries == 0)
2530 eth_dev->data->mac_addrs = rte_zmalloc("mac_addr", max_entries *
2531 RTE_ETHER_ADDR_LEN, 0);
2532 if (eth_dev->data->mac_addrs == NULL) {
2533 otx2_err("Failed to allocate memory for mac addr");
2535 goto unregister_irq;
2538 dev->max_mac_entries = max_entries;
2540 rc = otx2_nix_mac_addr_get(eth_dev, dev->mac_addr);
2542 goto free_mac_addrs;
2544 /* Update the mac address */
2545 memcpy(eth_dev->data->mac_addrs, dev->mac_addr, RTE_ETHER_ADDR_LEN);
2547 /* Also sync same MAC address to CGX table */
2548 otx2_cgx_mac_addr_set(eth_dev, ð_dev->data->mac_addrs[0]);
2550 /* Initialize the tm data structures */
2551 otx2_nix_tm_conf_init(eth_dev);
2553 dev->tx_offload_capa = nix_get_tx_offload_capa(dev);
2554 dev->rx_offload_capa = nix_get_rx_offload_capa(dev);
2556 if (otx2_dev_is_96xx_A0(dev) ||
2557 otx2_dev_is_95xx_Ax(dev)) {
2558 dev->hwcap |= OTX2_FIXUP_F_MIN_4K_Q;
2559 dev->hwcap |= OTX2_FIXUP_F_LIMIT_CQ_FULL;
2562 /* Create security ctx */
2563 rc = otx2_eth_sec_ctx_create(eth_dev);
2565 goto free_mac_addrs;
2566 dev->tx_offload_capa |= DEV_TX_OFFLOAD_SECURITY;
2567 dev->rx_offload_capa |= DEV_RX_OFFLOAD_SECURITY;
2569 /* Initialize rte-flow */
2570 rc = otx2_flow_init(dev);
2572 goto sec_ctx_destroy;
2574 otx2_nix_mc_filter_init(dev);
2576 otx2_nix_dbg("Port=%d pf=%d vf=%d ver=%s msix_off=%d hwcap=0x%" PRIx64
2577 " rxoffload_capa=0x%" PRIx64 " txoffload_capa=0x%" PRIx64,
2578 eth_dev->data->port_id, dev->pf, dev->vf,
2579 OTX2_ETH_DEV_PMD_VERSION, dev->nix_msixoff, dev->hwcap,
2580 dev->rx_offload_capa, dev->tx_offload_capa);
2584 otx2_eth_sec_ctx_destroy(eth_dev);
2586 rte_free(eth_dev->data->mac_addrs);
2588 otx2_nix_unregister_irqs(eth_dev);
2590 otx2_eth_dev_lf_detach(dev->mbox);
2594 otx2_dev_fini(pci_dev, dev);
2596 otx2_err("Failed to init nix eth_dev rc=%d", rc);
2601 otx2_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool mbox_close)
2603 struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
2604 struct rte_pci_device *pci_dev;
2607 /* Nothing to be done for secondary processes */
2608 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2611 /* Clear the flag since we are closing down */
2612 dev->configured = 0;
2614 /* Disable nix bpid config */
2615 otx2_nix_rxchan_bpid_cfg(eth_dev, false);
2617 npc_rx_disable(dev);
2619 /* Disable vlan offloads */
2620 otx2_nix_vlan_fini(eth_dev);
2622 /* Disable other rte_flow entries */
2623 otx2_flow_fini(dev);
2625 /* Free multicast filter list */
2626 otx2_nix_mc_filter_fini(dev);
2628 /* Disable PTP if already enabled */
2629 if (otx2_ethdev_is_ptp_en(dev))
2630 otx2_nix_timesync_disable(eth_dev);
2632 nix_cgx_stop_link_event(dev);
2634 /* Unregister the dev ops, this is required to stop VFs from
2635 * receiving link status updates on exit path.
2640 for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
2641 otx2_nix_tx_queue_release(eth_dev, i);
2642 eth_dev->data->nb_tx_queues = 0;
2644 /* Free up RQ's and CQ's */
2645 for (i = 0; i < eth_dev->data->nb_rx_queues; i++)
2646 otx2_nix_rx_queue_release(eth_dev, i);
2647 eth_dev->data->nb_rx_queues = 0;
2649 /* Free tm resources */
2650 rc = otx2_nix_tm_fini(eth_dev);
2652 otx2_err("Failed to cleanup tm, rc=%d", rc);
2654 /* Unregister queue irqs */
2655 oxt2_nix_unregister_queue_irqs(eth_dev);
2657 /* Unregister cq irqs */
2658 if (eth_dev->data->dev_conf.intr_conf.rxq)
2659 oxt2_nix_unregister_cq_irqs(eth_dev);
2661 rc = nix_lf_free(dev);
2663 otx2_err("Failed to free nix lf, rc=%d", rc);
2665 rc = otx2_npa_lf_fini();
2667 otx2_err("Failed to cleanup npa lf, rc=%d", rc);
2669 /* Disable security */
2670 otx2_eth_sec_fini(eth_dev);
2672 /* Destroy security ctx */
2673 otx2_eth_sec_ctx_destroy(eth_dev);
2675 rte_free(eth_dev->data->mac_addrs);
2676 eth_dev->data->mac_addrs = NULL;
2677 dev->drv_inited = false;
2679 pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
2680 otx2_nix_unregister_irqs(eth_dev);
2682 rc = otx2_eth_dev_lf_detach(dev->mbox);
2684 otx2_err("Failed to detach resources, rc=%d", rc);
2686 /* Check if mbox close is needed */
2690 if (otx2_npa_lf_active(dev) || otx2_dev_active_vfs(dev)) {
2691 /* Will be freed later by PMD */
2692 eth_dev->data->dev_private = NULL;
2696 otx2_dev_fini(pci_dev, dev);
2701 otx2_nix_dev_close(struct rte_eth_dev *eth_dev)
2703 otx2_eth_dev_uninit(eth_dev, true);
2708 otx2_nix_dev_reset(struct rte_eth_dev *eth_dev)
2712 rc = otx2_eth_dev_uninit(eth_dev, false);
2716 return otx2_eth_dev_init(eth_dev);
2720 nix_remove(struct rte_pci_device *pci_dev)
2722 struct rte_eth_dev *eth_dev;
2723 struct otx2_idev_cfg *idev;
2724 struct otx2_dev *otx2_dev;
2727 eth_dev = rte_eth_dev_allocated(pci_dev->device.name);
2729 /* Cleanup eth dev */
2730 rc = otx2_eth_dev_uninit(eth_dev, true);
2734 rte_eth_dev_release_port(eth_dev);
2737 /* Nothing to be done for secondary processes */
2738 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2741 /* Check for common resources */
2742 idev = otx2_intra_dev_get_cfg();
2743 if (!idev || !idev->npa_lf || idev->npa_lf->pci_dev != pci_dev)
2746 otx2_dev = container_of(idev->npa_lf, struct otx2_dev, npalf);
2748 if (otx2_npa_lf_active(otx2_dev) || otx2_dev_active_vfs(otx2_dev))
2751 /* Safe to cleanup mbox as no more users */
2752 otx2_dev_fini(pci_dev, otx2_dev);
2757 otx2_info("%s: common resource in use by other devices", pci_dev->name);
2762 nix_probe(struct rte_pci_driver *pci_drv, struct rte_pci_device *pci_dev)
2766 RTE_SET_USED(pci_drv);
2768 rc = rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct otx2_eth_dev),
2771 /* On error on secondary, recheck if port exists in primary or
2772 * in mid of detach state.
2774 if (rte_eal_process_type() != RTE_PROC_PRIMARY && rc)
2775 if (!rte_eth_dev_allocated(pci_dev->device.name))
2780 static const struct rte_pci_id pci_nix_map[] = {
2782 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, PCI_DEVID_OCTEONTX2_RVU_PF)
2785 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, PCI_DEVID_OCTEONTX2_RVU_VF)
2788 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
2789 PCI_DEVID_OCTEONTX2_RVU_AF_VF)
2792 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
2793 PCI_DEVID_OCTEONTX2_RVU_SDP_PF)
2796 RTE_PCI_DEVICE(PCI_VENDOR_ID_CAVIUM,
2797 PCI_DEVID_OCTEONTX2_RVU_SDP_VF)
2804 static struct rte_pci_driver pci_nix = {
2805 .id_table = pci_nix_map,
2806 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_NEED_IOVA_AS_VA |
2807 RTE_PCI_DRV_INTR_LSC,
2809 .remove = nix_remove,
2812 RTE_PMD_REGISTER_PCI(OCTEONTX2_PMD, pci_nix);
2813 RTE_PMD_REGISTER_PCI_TABLE(OCTEONTX2_PMD, pci_nix_map);
2814 RTE_PMD_REGISTER_KMOD_DEP(OCTEONTX2_PMD, "vfio-pci");