1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
13 #include <rte_byteorder.h>
14 #include <rte_common.h>
16 #include <rte_interrupts.h>
17 #include <rte_debug.h>
19 #include <rte_atomic.h>
21 #include <rte_ether.h>
22 #include <ethdev_driver.h>
23 #include <ethdev_pci.h>
24 #include <rte_malloc.h>
25 #include <rte_memzone.h>
29 #include "iavf_rxtx.h"
30 #include "iavf_generic_flow.h"
31 #include "rte_pmd_iavf.h"
34 #define IAVF_PROTO_XTR_ARG "proto_xtr"
36 static const char * const iavf_valid_args[] = {
41 static const struct rte_mbuf_dynfield iavf_proto_xtr_metadata_param = {
42 .name = "intel_pmd_dynfield_proto_xtr_metadata",
43 .size = sizeof(uint32_t),
44 .align = __alignof__(uint32_t),
48 struct iavf_proto_xtr_ol {
49 const struct rte_mbuf_dynflag param;
54 static struct iavf_proto_xtr_ol iavf_proto_xtr_params[] = {
55 [IAVF_PROTO_XTR_VLAN] = {
56 .param = { .name = "intel_pmd_dynflag_proto_xtr_vlan" },
57 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_vlan_mask },
58 [IAVF_PROTO_XTR_IPV4] = {
59 .param = { .name = "intel_pmd_dynflag_proto_xtr_ipv4" },
60 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_ipv4_mask },
61 [IAVF_PROTO_XTR_IPV6] = {
62 .param = { .name = "intel_pmd_dynflag_proto_xtr_ipv6" },
63 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_ipv6_mask },
64 [IAVF_PROTO_XTR_IPV6_FLOW] = {
65 .param = { .name = "intel_pmd_dynflag_proto_xtr_ipv6_flow" },
66 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_ipv6_flow_mask },
67 [IAVF_PROTO_XTR_TCP] = {
68 .param = { .name = "intel_pmd_dynflag_proto_xtr_tcp" },
69 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_tcp_mask },
70 [IAVF_PROTO_XTR_IP_OFFSET] = {
71 .param = { .name = "intel_pmd_dynflag_proto_xtr_ip_offset" },
72 .ol_flag = &rte_pmd_ifd_dynflag_proto_xtr_ip_offset_mask },
75 static int iavf_dev_configure(struct rte_eth_dev *dev);
76 static int iavf_dev_start(struct rte_eth_dev *dev);
77 static int iavf_dev_stop(struct rte_eth_dev *dev);
78 static int iavf_dev_close(struct rte_eth_dev *dev);
79 static int iavf_dev_reset(struct rte_eth_dev *dev);
80 static int iavf_dev_info_get(struct rte_eth_dev *dev,
81 struct rte_eth_dev_info *dev_info);
82 static const uint32_t *iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
83 static int iavf_dev_stats_get(struct rte_eth_dev *dev,
84 struct rte_eth_stats *stats);
85 static int iavf_dev_stats_reset(struct rte_eth_dev *dev);
86 static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
87 struct rte_eth_xstat *xstats, unsigned int n);
88 static int iavf_dev_xstats_get_names(struct rte_eth_dev *dev,
89 struct rte_eth_xstat_name *xstats_names,
91 static int iavf_dev_promiscuous_enable(struct rte_eth_dev *dev);
92 static int iavf_dev_promiscuous_disable(struct rte_eth_dev *dev);
93 static int iavf_dev_allmulticast_enable(struct rte_eth_dev *dev);
94 static int iavf_dev_allmulticast_disable(struct rte_eth_dev *dev);
95 static int iavf_dev_add_mac_addr(struct rte_eth_dev *dev,
96 struct rte_ether_addr *addr,
99 static void iavf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index);
100 static int iavf_dev_vlan_filter_set(struct rte_eth_dev *dev,
101 uint16_t vlan_id, int on);
102 static int iavf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
103 static int iavf_dev_rss_reta_update(struct rte_eth_dev *dev,
104 struct rte_eth_rss_reta_entry64 *reta_conf,
106 static int iavf_dev_rss_reta_query(struct rte_eth_dev *dev,
107 struct rte_eth_rss_reta_entry64 *reta_conf,
109 static int iavf_dev_rss_hash_update(struct rte_eth_dev *dev,
110 struct rte_eth_rss_conf *rss_conf);
111 static int iavf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
112 struct rte_eth_rss_conf *rss_conf);
113 static int iavf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
114 static int iavf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
115 struct rte_ether_addr *mac_addr);
116 static int iavf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev,
118 static int iavf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev,
120 static int iavf_dev_flow_ops_get(struct rte_eth_dev *dev,
121 const struct rte_flow_ops **ops);
122 static int iavf_set_mc_addr_list(struct rte_eth_dev *dev,
123 struct rte_ether_addr *mc_addrs,
124 uint32_t mc_addrs_num);
126 static const struct rte_pci_id pci_id_iavf_map[] = {
127 { RTE_PCI_DEVICE(IAVF_INTEL_VENDOR_ID, IAVF_DEV_ID_ADAPTIVE_VF) },
128 { .vendor_id = 0, /* sentinel */ },
131 struct rte_iavf_xstats_name_off {
132 char name[RTE_ETH_XSTATS_NAME_SIZE];
136 static const struct rte_iavf_xstats_name_off rte_iavf_stats_strings[] = {
137 {"rx_bytes", offsetof(struct iavf_eth_stats, rx_bytes)},
138 {"rx_unicast_packets", offsetof(struct iavf_eth_stats, rx_unicast)},
139 {"rx_multicast_packets", offsetof(struct iavf_eth_stats, rx_multicast)},
140 {"rx_broadcast_packets", offsetof(struct iavf_eth_stats, rx_broadcast)},
141 {"rx_dropped_packets", offsetof(struct iavf_eth_stats, rx_discards)},
142 {"rx_unknown_protocol_packets", offsetof(struct iavf_eth_stats,
143 rx_unknown_protocol)},
144 {"tx_bytes", offsetof(struct iavf_eth_stats, tx_bytes)},
145 {"tx_unicast_packets", offsetof(struct iavf_eth_stats, tx_unicast)},
146 {"tx_multicast_packets", offsetof(struct iavf_eth_stats, tx_multicast)},
147 {"tx_broadcast_packets", offsetof(struct iavf_eth_stats, tx_broadcast)},
148 {"tx_dropped_packets", offsetof(struct iavf_eth_stats, tx_discards)},
149 {"tx_error_packets", offsetof(struct iavf_eth_stats, tx_errors)},
152 #define IAVF_NB_XSTATS (sizeof(rte_iavf_stats_strings) / \
153 sizeof(rte_iavf_stats_strings[0]))
155 static const struct eth_dev_ops iavf_eth_dev_ops = {
156 .dev_configure = iavf_dev_configure,
157 .dev_start = iavf_dev_start,
158 .dev_stop = iavf_dev_stop,
159 .dev_close = iavf_dev_close,
160 .dev_reset = iavf_dev_reset,
161 .dev_infos_get = iavf_dev_info_get,
162 .dev_supported_ptypes_get = iavf_dev_supported_ptypes_get,
163 .link_update = iavf_dev_link_update,
164 .stats_get = iavf_dev_stats_get,
165 .stats_reset = iavf_dev_stats_reset,
166 .xstats_get = iavf_dev_xstats_get,
167 .xstats_get_names = iavf_dev_xstats_get_names,
168 .xstats_reset = iavf_dev_stats_reset,
169 .promiscuous_enable = iavf_dev_promiscuous_enable,
170 .promiscuous_disable = iavf_dev_promiscuous_disable,
171 .allmulticast_enable = iavf_dev_allmulticast_enable,
172 .allmulticast_disable = iavf_dev_allmulticast_disable,
173 .mac_addr_add = iavf_dev_add_mac_addr,
174 .mac_addr_remove = iavf_dev_del_mac_addr,
175 .set_mc_addr_list = iavf_set_mc_addr_list,
176 .vlan_filter_set = iavf_dev_vlan_filter_set,
177 .vlan_offload_set = iavf_dev_vlan_offload_set,
178 .rx_queue_start = iavf_dev_rx_queue_start,
179 .rx_queue_stop = iavf_dev_rx_queue_stop,
180 .tx_queue_start = iavf_dev_tx_queue_start,
181 .tx_queue_stop = iavf_dev_tx_queue_stop,
182 .rx_queue_setup = iavf_dev_rx_queue_setup,
183 .rx_queue_release = iavf_dev_rx_queue_release,
184 .tx_queue_setup = iavf_dev_tx_queue_setup,
185 .tx_queue_release = iavf_dev_tx_queue_release,
186 .mac_addr_set = iavf_dev_set_default_mac_addr,
187 .reta_update = iavf_dev_rss_reta_update,
188 .reta_query = iavf_dev_rss_reta_query,
189 .rss_hash_update = iavf_dev_rss_hash_update,
190 .rss_hash_conf_get = iavf_dev_rss_hash_conf_get,
191 .rxq_info_get = iavf_dev_rxq_info_get,
192 .txq_info_get = iavf_dev_txq_info_get,
193 .mtu_set = iavf_dev_mtu_set,
194 .rx_queue_intr_enable = iavf_dev_rx_queue_intr_enable,
195 .rx_queue_intr_disable = iavf_dev_rx_queue_intr_disable,
196 .flow_ops_get = iavf_dev_flow_ops_get,
197 .tx_done_cleanup = iavf_dev_tx_done_cleanup,
198 .get_monitor_addr = iavf_get_monitor_addr,
202 iavf_set_mc_addr_list(struct rte_eth_dev *dev,
203 struct rte_ether_addr *mc_addrs,
204 uint32_t mc_addrs_num)
206 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
207 struct iavf_adapter *adapter =
208 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
211 if (mc_addrs_num > IAVF_NUM_MACADDR_MAX) {
213 "can't add more than a limited number (%u) of addresses.",
214 (uint32_t)IAVF_NUM_MACADDR_MAX);
218 /* flush previous addresses */
219 err = iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
225 err = iavf_add_del_mc_addr_list(adapter, mc_addrs, mc_addrs_num, true);
228 /* if adding mac address list fails, should add the previous
231 ret = iavf_add_del_mc_addr_list(adapter, vf->mc_addrs,
232 vf->mc_addrs_num, true);
236 vf->mc_addrs_num = mc_addrs_num;
238 mc_addrs, mc_addrs_num * sizeof(*mc_addrs));
245 iavf_init_rss(struct iavf_adapter *adapter)
247 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
248 struct rte_eth_rss_conf *rss_conf;
252 rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
253 nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
254 vf->max_rss_qregion);
256 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
257 PMD_DRV_LOG(DEBUG, "RSS is not supported");
260 if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
261 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
262 /* set all lut items to default queue */
263 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
265 ret = iavf_configure_rss_lut(adapter);
269 /* configure RSS key */
270 if (!rss_conf->rss_key) {
271 /* Calculate the default hash key */
272 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
273 vf->rss_key[i] = (uint8_t)rte_rand();
275 rte_memcpy(vf->rss_key, rss_conf->rss_key,
276 RTE_MIN(rss_conf->rss_key_len,
277 vf->vf_res->rss_key_size));
279 /* init RSS LUT table */
280 for (i = 0, j = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
285 /* send virtchnnl ops to configure rss*/
286 ret = iavf_configure_rss_lut(adapter);
289 ret = iavf_configure_rss_key(adapter);
293 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF) {
294 /* Set RSS hash configuration based on rss_conf->rss_hf. */
295 ret = iavf_rss_hash_set(adapter, rss_conf->rss_hf, true);
297 PMD_DRV_LOG(ERR, "fail to set default RSS");
306 iavf_queues_req_reset(struct rte_eth_dev *dev, uint16_t num)
308 struct iavf_adapter *ad =
309 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
310 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
313 ret = iavf_request_queues(ad, num);
315 PMD_DRV_LOG(ERR, "request queues from PF failed");
318 PMD_DRV_LOG(INFO, "change queue pairs from %u to %u",
319 vf->vsi_res->num_queue_pairs, num);
321 ret = iavf_dev_reset(dev);
323 PMD_DRV_LOG(ERR, "vf reset failed");
331 iavf_dev_vlan_insert_set(struct rte_eth_dev *dev)
333 struct iavf_adapter *adapter =
334 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
335 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
338 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN_V2))
341 enable = !!(dev->data->dev_conf.txmode.offloads &
342 DEV_TX_OFFLOAD_VLAN_INSERT);
343 iavf_config_vlan_insert_v2(adapter, enable);
349 iavf_dev_init_vlan(struct rte_eth_dev *dev)
353 err = iavf_dev_vlan_offload_set(dev,
354 ETH_VLAN_STRIP_MASK |
355 ETH_QINQ_STRIP_MASK |
356 ETH_VLAN_FILTER_MASK |
357 ETH_VLAN_EXTEND_MASK);
359 PMD_DRV_LOG(ERR, "Failed to update vlan offload");
363 err = iavf_dev_vlan_insert_set(dev);
365 PMD_DRV_LOG(ERR, "Failed to update vlan insertion");
371 iavf_dev_configure(struct rte_eth_dev *dev)
373 struct iavf_adapter *ad =
374 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
375 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(ad);
376 uint16_t num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
377 dev->data->nb_tx_queues);
380 ad->rx_bulk_alloc_allowed = true;
381 /* Initialize to TRUE. If any of Rx queues doesn't meet the
382 * vector Rx/Tx preconditions, it will be reset.
384 ad->rx_vec_allowed = true;
385 ad->tx_vec_allowed = true;
387 if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
388 dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
390 /* Large VF setting */
391 if (num_queue_pairs > IAVF_MAX_NUM_QUEUES_DFLT) {
392 if (!(vf->vf_res->vf_cap_flags &
393 VIRTCHNL_VF_LARGE_NUM_QPAIRS)) {
394 PMD_DRV_LOG(ERR, "large VF is not supported");
398 if (num_queue_pairs > IAVF_MAX_NUM_QUEUES_LV) {
399 PMD_DRV_LOG(ERR, "queue pairs number cannot be larger than %u",
400 IAVF_MAX_NUM_QUEUES_LV);
404 ret = iavf_queues_req_reset(dev, num_queue_pairs);
408 ret = iavf_get_max_rss_queue_region(ad);
410 PMD_INIT_LOG(ERR, "get max rss queue region failed");
414 vf->lv_enabled = true;
416 /* Check if large VF is already enabled. If so, disable and
417 * release redundant queue resource.
418 * Or check if enough queue pairs. If not, request them from PF.
420 if (vf->lv_enabled ||
421 num_queue_pairs > vf->vsi_res->num_queue_pairs) {
422 ret = iavf_queues_req_reset(dev, num_queue_pairs);
426 vf->lv_enabled = false;
428 /* if large VF is not required, use default rss queue region */
429 vf->max_rss_qregion = IAVF_MAX_NUM_QUEUES_DFLT;
432 ret = iavf_dev_init_vlan(dev);
434 PMD_DRV_LOG(ERR, "configure VLAN failed: %d", ret);
436 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
437 if (iavf_init_rss(ad) != 0) {
438 PMD_DRV_LOG(ERR, "configure rss failed");
446 iavf_init_rxq(struct rte_eth_dev *dev, struct iavf_rx_queue *rxq)
448 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
449 struct rte_eth_dev_data *dev_data = dev->data;
450 uint16_t buf_size, max_pkt_len, len;
452 buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
454 /* Calculate the maximum packet length allowed */
455 len = rxq->rx_buf_len * IAVF_MAX_CHAINED_RX_BUFFERS;
456 max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
458 /* Check if the jumbo frame and maximum packet length are set
461 if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
462 if (max_pkt_len <= IAVF_ETH_MAX_LEN ||
463 max_pkt_len > IAVF_FRAME_SIZE_MAX) {
464 PMD_DRV_LOG(ERR, "maximum packet length must be "
465 "larger than %u and smaller than %u, "
466 "as jumbo frame is enabled",
467 (uint32_t)IAVF_ETH_MAX_LEN,
468 (uint32_t)IAVF_FRAME_SIZE_MAX);
472 if (max_pkt_len < RTE_ETHER_MIN_LEN ||
473 max_pkt_len > IAVF_ETH_MAX_LEN) {
474 PMD_DRV_LOG(ERR, "maximum packet length must be "
475 "larger than %u and smaller than %u, "
476 "as jumbo frame is disabled",
477 (uint32_t)RTE_ETHER_MIN_LEN,
478 (uint32_t)IAVF_ETH_MAX_LEN);
483 rxq->max_pkt_len = max_pkt_len;
484 if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
485 rxq->max_pkt_len > buf_size) {
486 dev_data->scattered_rx = 1;
488 IAVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
489 IAVF_WRITE_FLUSH(hw);
495 iavf_init_queues(struct rte_eth_dev *dev)
497 struct iavf_rx_queue **rxq =
498 (struct iavf_rx_queue **)dev->data->rx_queues;
499 int i, ret = IAVF_SUCCESS;
501 for (i = 0; i < dev->data->nb_rx_queues; i++) {
502 if (!rxq[i] || !rxq[i]->q_set)
504 ret = iavf_init_rxq(dev, rxq[i]);
505 if (ret != IAVF_SUCCESS)
508 /* set rx/tx function to vector/scatter/single-segment
509 * according to parameters
511 iavf_set_rx_function(dev);
512 iavf_set_tx_function(dev);
517 static int iavf_config_rx_queues_irqs(struct rte_eth_dev *dev,
518 struct rte_intr_handle *intr_handle)
520 struct iavf_adapter *adapter =
521 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
522 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
523 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
524 struct iavf_qv_map *qv_map;
525 uint16_t interval, i;
528 if (rte_intr_cap_multiple(intr_handle) &&
529 dev->data->dev_conf.intr_conf.rxq) {
530 if (rte_intr_efd_enable(intr_handle, dev->data->nb_rx_queues))
534 if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
535 intr_handle->intr_vec =
536 rte_zmalloc("intr_vec",
537 dev->data->nb_rx_queues * sizeof(int), 0);
538 if (!intr_handle->intr_vec) {
539 PMD_DRV_LOG(ERR, "Failed to allocate %d rx intr_vec",
540 dev->data->nb_rx_queues);
545 qv_map = rte_zmalloc("qv_map",
546 dev->data->nb_rx_queues * sizeof(struct iavf_qv_map), 0);
548 PMD_DRV_LOG(ERR, "Failed to allocate %d queue-vector map",
549 dev->data->nb_rx_queues);
553 if (!dev->data->dev_conf.intr_conf.rxq ||
554 !rte_intr_dp_is_en(intr_handle)) {
555 /* Rx interrupt disabled, Map interrupt only for writeback */
557 if (vf->vf_res->vf_cap_flags &
558 VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
559 /* If WB_ON_ITR supports, enable it */
560 vf->msix_base = IAVF_RX_VEC_START;
561 /* Set the ITR for index zero, to 2us to make sure that
562 * we leave time for aggregation to occur, but don't
563 * increase latency dramatically.
566 IAVF_VFINT_DYN_CTLN1(vf->msix_base - 1),
567 (0 << IAVF_VFINT_DYN_CTLN1_ITR_INDX_SHIFT) |
568 IAVF_VFINT_DYN_CTLN1_WB_ON_ITR_MASK |
569 (2UL << IAVF_VFINT_DYN_CTLN1_INTERVAL_SHIFT));
570 /* debug - check for success! the return value
571 * should be 2, offset is 0x2800
573 /* IAVF_READ_REG(hw, IAVF_VFINT_ITRN1(0, 0)); */
575 /* If no WB_ON_ITR offload flags, need to set
576 * interrupt for descriptor write back.
578 vf->msix_base = IAVF_MISC_VEC_ID;
581 interval = iavf_calc_itr_interval(
582 IAVF_QUEUE_ITR_INTERVAL_MAX);
583 IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
584 IAVF_VFINT_DYN_CTL01_INTENA_MASK |
585 (IAVF_ITR_INDEX_DEFAULT <<
586 IAVF_VFINT_DYN_CTL01_ITR_INDX_SHIFT) |
588 IAVF_VFINT_DYN_CTL01_INTERVAL_SHIFT));
590 IAVF_WRITE_FLUSH(hw);
591 /* map all queues to the same interrupt */
592 for (i = 0; i < dev->data->nb_rx_queues; i++) {
593 qv_map[i].queue_id = i;
594 qv_map[i].vector_id = vf->msix_base;
598 if (!rte_intr_allow_others(intr_handle)) {
600 vf->msix_base = IAVF_MISC_VEC_ID;
601 for (i = 0; i < dev->data->nb_rx_queues; i++) {
602 qv_map[i].queue_id = i;
603 qv_map[i].vector_id = vf->msix_base;
604 intr_handle->intr_vec[i] = IAVF_MISC_VEC_ID;
608 "vector %u are mapping to all Rx queues",
611 /* If Rx interrupt is reuquired, and we can use
612 * multi interrupts, then the vec is from 1
614 vf->nb_msix = RTE_MIN(intr_handle->nb_efd,
615 (uint16_t)(vf->vf_res->max_vectors - 1));
616 vf->msix_base = IAVF_RX_VEC_START;
617 vec = IAVF_RX_VEC_START;
618 for (i = 0; i < dev->data->nb_rx_queues; i++) {
619 qv_map[i].queue_id = i;
620 qv_map[i].vector_id = vec;
621 intr_handle->intr_vec[i] = vec++;
622 if (vec >= vf->nb_msix + IAVF_RX_VEC_START)
623 vec = IAVF_RX_VEC_START;
627 "%u vectors are mapping to %u Rx queues",
628 vf->nb_msix, dev->data->nb_rx_queues);
632 if (!vf->lv_enabled) {
633 if (iavf_config_irq_map(adapter)) {
634 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
638 uint16_t num_qv_maps = dev->data->nb_rx_queues;
641 while (num_qv_maps > IAVF_IRQ_MAP_NUM_PER_BUF) {
642 if (iavf_config_irq_map_lv(adapter,
643 IAVF_IRQ_MAP_NUM_PER_BUF, index)) {
644 PMD_DRV_LOG(ERR, "config interrupt mapping for large VF failed");
647 num_qv_maps -= IAVF_IRQ_MAP_NUM_PER_BUF;
648 index += IAVF_IRQ_MAP_NUM_PER_BUF;
651 if (iavf_config_irq_map_lv(adapter, num_qv_maps, index)) {
652 PMD_DRV_LOG(ERR, "config interrupt mapping for large VF failed");
660 iavf_start_queues(struct rte_eth_dev *dev)
662 struct iavf_rx_queue *rxq;
663 struct iavf_tx_queue *txq;
666 for (i = 0; i < dev->data->nb_tx_queues; i++) {
667 txq = dev->data->tx_queues[i];
668 if (txq->tx_deferred_start)
670 if (iavf_dev_tx_queue_start(dev, i) != 0) {
671 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
676 for (i = 0; i < dev->data->nb_rx_queues; i++) {
677 rxq = dev->data->rx_queues[i];
678 if (rxq->rx_deferred_start)
680 if (iavf_dev_rx_queue_start(dev, i) != 0) {
681 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
690 iavf_dev_start(struct rte_eth_dev *dev)
692 struct iavf_adapter *adapter =
693 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
694 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
695 struct rte_intr_handle *intr_handle = dev->intr_handle;
696 uint16_t num_queue_pairs;
699 PMD_INIT_FUNC_TRACE();
701 adapter->stopped = 0;
703 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
704 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
705 dev->data->nb_tx_queues);
706 num_queue_pairs = vf->num_queue_pairs;
708 if (iavf_init_queues(dev) != 0) {
709 PMD_DRV_LOG(ERR, "failed to do Queue init");
713 /* If needed, send configure queues msg multiple times to make the
714 * adminq buffer length smaller than the 4K limitation.
716 while (num_queue_pairs > IAVF_CFG_Q_NUM_PER_BUF) {
717 if (iavf_configure_queues(adapter,
718 IAVF_CFG_Q_NUM_PER_BUF, index) != 0) {
719 PMD_DRV_LOG(ERR, "configure queues failed");
722 num_queue_pairs -= IAVF_CFG_Q_NUM_PER_BUF;
723 index += IAVF_CFG_Q_NUM_PER_BUF;
726 if (iavf_configure_queues(adapter, num_queue_pairs, index) != 0) {
727 PMD_DRV_LOG(ERR, "configure queues failed");
731 if (iavf_config_rx_queues_irqs(dev, intr_handle) != 0) {
732 PMD_DRV_LOG(ERR, "configure irq failed");
735 /* re-enable intr again, because efd assign may change */
736 if (dev->data->dev_conf.intr_conf.rxq != 0) {
737 rte_intr_disable(intr_handle);
738 rte_intr_enable(intr_handle);
741 /* Set all mac addrs */
742 iavf_add_del_all_mac_addr(adapter, true);
744 /* Set all multicast addresses */
745 iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
748 if (iavf_start_queues(dev) != 0) {
749 PMD_DRV_LOG(ERR, "enable queues failed");
756 iavf_add_del_all_mac_addr(adapter, false);
762 iavf_dev_stop(struct rte_eth_dev *dev)
764 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
765 struct iavf_adapter *adapter =
766 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
767 struct rte_intr_handle *intr_handle = dev->intr_handle;
769 PMD_INIT_FUNC_TRACE();
771 if (adapter->stopped == 1)
774 iavf_stop_queues(dev);
776 /* Disable the interrupt for Rx */
777 rte_intr_efd_disable(intr_handle);
778 /* Rx interrupt vector mapping free */
779 if (intr_handle->intr_vec) {
780 rte_free(intr_handle->intr_vec);
781 intr_handle->intr_vec = NULL;
784 /* remove all mac addrs */
785 iavf_add_del_all_mac_addr(adapter, false);
787 /* remove all multicast addresses */
788 iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
791 adapter->stopped = 1;
792 dev->data->dev_started = 0;
798 iavf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
800 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
802 dev_info->max_rx_queues = IAVF_MAX_NUM_QUEUES_LV;
803 dev_info->max_tx_queues = IAVF_MAX_NUM_QUEUES_LV;
804 dev_info->min_rx_bufsize = IAVF_BUF_SIZE_MIN;
805 dev_info->max_rx_pktlen = IAVF_FRAME_SIZE_MAX;
806 dev_info->max_mtu = dev_info->max_rx_pktlen - IAVF_ETH_OVERHEAD;
807 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
808 dev_info->hash_key_size = vf->vf_res->rss_key_size;
809 dev_info->reta_size = vf->vf_res->rss_lut_size;
810 dev_info->flow_type_rss_offloads = IAVF_RSS_OFFLOAD_ALL;
811 dev_info->max_mac_addrs = IAVF_NUM_MACADDR_MAX;
812 dev_info->rx_offload_capa =
813 DEV_RX_OFFLOAD_VLAN_STRIP |
814 DEV_RX_OFFLOAD_QINQ_STRIP |
815 DEV_RX_OFFLOAD_IPV4_CKSUM |
816 DEV_RX_OFFLOAD_UDP_CKSUM |
817 DEV_RX_OFFLOAD_TCP_CKSUM |
818 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
819 DEV_RX_OFFLOAD_SCATTER |
820 DEV_RX_OFFLOAD_JUMBO_FRAME |
821 DEV_RX_OFFLOAD_VLAN_FILTER |
822 DEV_RX_OFFLOAD_RSS_HASH;
824 dev_info->tx_offload_capa =
825 DEV_TX_OFFLOAD_VLAN_INSERT |
826 DEV_TX_OFFLOAD_QINQ_INSERT |
827 DEV_TX_OFFLOAD_IPV4_CKSUM |
828 DEV_TX_OFFLOAD_UDP_CKSUM |
829 DEV_TX_OFFLOAD_TCP_CKSUM |
830 DEV_TX_OFFLOAD_SCTP_CKSUM |
831 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
832 DEV_TX_OFFLOAD_TCP_TSO |
833 DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
834 DEV_TX_OFFLOAD_GRE_TNL_TSO |
835 DEV_TX_OFFLOAD_IPIP_TNL_TSO |
836 DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
837 DEV_TX_OFFLOAD_MULTI_SEGS |
838 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
840 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_CRC)
841 dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_KEEP_CRC;
843 dev_info->default_rxconf = (struct rte_eth_rxconf) {
844 .rx_free_thresh = IAVF_DEFAULT_RX_FREE_THRESH,
849 dev_info->default_txconf = (struct rte_eth_txconf) {
850 .tx_free_thresh = IAVF_DEFAULT_TX_FREE_THRESH,
851 .tx_rs_thresh = IAVF_DEFAULT_TX_RS_THRESH,
855 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
856 .nb_max = IAVF_MAX_RING_DESC,
857 .nb_min = IAVF_MIN_RING_DESC,
858 .nb_align = IAVF_ALIGN_RING_DESC,
861 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
862 .nb_max = IAVF_MAX_RING_DESC,
863 .nb_min = IAVF_MIN_RING_DESC,
864 .nb_align = IAVF_ALIGN_RING_DESC,
870 static const uint32_t *
871 iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev __rte_unused)
873 static const uint32_t ptypes[] = {
875 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
878 RTE_PTYPE_L4_NONFRAG,
888 iavf_dev_link_update(struct rte_eth_dev *dev,
889 __rte_unused int wait_to_complete)
891 struct rte_eth_link new_link;
892 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
894 memset(&new_link, 0, sizeof(new_link));
896 /* Only read status info stored in VF, and the info is updated
897 * when receive LINK_CHANGE evnet from PF by Virtchnnl.
899 switch (vf->link_speed) {
901 new_link.link_speed = ETH_SPEED_NUM_10M;
904 new_link.link_speed = ETH_SPEED_NUM_100M;
907 new_link.link_speed = ETH_SPEED_NUM_1G;
910 new_link.link_speed = ETH_SPEED_NUM_10G;
913 new_link.link_speed = ETH_SPEED_NUM_20G;
916 new_link.link_speed = ETH_SPEED_NUM_25G;
919 new_link.link_speed = ETH_SPEED_NUM_40G;
922 new_link.link_speed = ETH_SPEED_NUM_50G;
925 new_link.link_speed = ETH_SPEED_NUM_100G;
928 new_link.link_speed = ETH_SPEED_NUM_NONE;
932 new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
933 new_link.link_status = vf->link_up ? ETH_LINK_UP :
935 new_link.link_autoneg = !(dev->data->dev_conf.link_speeds &
936 ETH_LINK_SPEED_FIXED);
938 return rte_eth_linkstatus_set(dev, &new_link);
942 iavf_dev_promiscuous_enable(struct rte_eth_dev *dev)
944 struct iavf_adapter *adapter =
945 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
946 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
948 return iavf_config_promisc(adapter,
949 true, vf->promisc_multicast_enabled);
953 iavf_dev_promiscuous_disable(struct rte_eth_dev *dev)
955 struct iavf_adapter *adapter =
956 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
957 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
959 return iavf_config_promisc(adapter,
960 false, vf->promisc_multicast_enabled);
964 iavf_dev_allmulticast_enable(struct rte_eth_dev *dev)
966 struct iavf_adapter *adapter =
967 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
968 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
970 return iavf_config_promisc(adapter,
971 vf->promisc_unicast_enabled, true);
975 iavf_dev_allmulticast_disable(struct rte_eth_dev *dev)
977 struct iavf_adapter *adapter =
978 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
979 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
981 return iavf_config_promisc(adapter,
982 vf->promisc_unicast_enabled, false);
986 iavf_dev_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *addr,
987 __rte_unused uint32_t index,
988 __rte_unused uint32_t pool)
990 struct iavf_adapter *adapter =
991 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
992 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
995 if (rte_is_zero_ether_addr(addr)) {
996 PMD_DRV_LOG(ERR, "Invalid Ethernet Address");
1000 err = iavf_add_del_eth_addr(adapter, addr, true, VIRTCHNL_ETHER_ADDR_EXTRA);
1002 PMD_DRV_LOG(ERR, "fail to add MAC address");
1012 iavf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
1014 struct iavf_adapter *adapter =
1015 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1016 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1017 struct rte_ether_addr *addr;
1020 addr = &dev->data->mac_addrs[index];
1022 err = iavf_add_del_eth_addr(adapter, addr, false, VIRTCHNL_ETHER_ADDR_EXTRA);
1024 PMD_DRV_LOG(ERR, "fail to delete MAC address");
1030 iavf_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
1032 struct iavf_adapter *adapter =
1033 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1034 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1037 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN_V2) {
1038 err = iavf_add_del_vlan_v2(adapter, vlan_id, on);
1044 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
1047 err = iavf_add_del_vlan(adapter, vlan_id, on);
1054 iavf_iterate_vlan_filters_v2(struct rte_eth_dev *dev, bool enable)
1056 struct rte_vlan_filter_conf *vfc = &dev->data->vlan_filter_conf;
1057 struct iavf_adapter *adapter =
1058 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1062 for (i = 0; i < RTE_DIM(vfc->ids); i++) {
1063 if (vfc->ids[i] == 0)
1067 for (j = 0; ids != 0 && j < 64; j++, ids >>= 1) {
1069 iavf_add_del_vlan_v2(adapter,
1070 64 * i + j, enable);
1076 iavf_dev_vlan_offload_set_v2(struct rte_eth_dev *dev, int mask)
1078 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
1079 struct iavf_adapter *adapter =
1080 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1084 if (mask & ETH_VLAN_FILTER_MASK) {
1085 enable = !!(rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER);
1087 iavf_iterate_vlan_filters_v2(dev, enable);
1090 if (mask & ETH_VLAN_STRIP_MASK) {
1091 enable = !!(rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP);
1093 err = iavf_config_vlan_strip_v2(adapter, enable);
1094 /* If not support, the stripping is already disabled by PF */
1095 if (err == -ENOTSUP && !enable)
1105 iavf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
1107 struct iavf_adapter *adapter =
1108 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1109 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1110 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
1113 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN_V2)
1114 return iavf_dev_vlan_offload_set_v2(dev, mask);
1116 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
1119 /* Vlan stripping setting */
1120 if (mask & ETH_VLAN_STRIP_MASK) {
1121 /* Enable or disable VLAN stripping */
1122 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
1123 err = iavf_enable_vlan_strip(adapter);
1125 err = iavf_disable_vlan_strip(adapter);
1134 iavf_dev_rss_reta_update(struct rte_eth_dev *dev,
1135 struct rte_eth_rss_reta_entry64 *reta_conf,
1138 struct iavf_adapter *adapter =
1139 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1140 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1142 uint16_t i, idx, shift;
1145 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
1148 if (reta_size != vf->vf_res->rss_lut_size) {
1149 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
1150 "(%d) doesn't match the number of hardware can "
1151 "support (%d)", reta_size, vf->vf_res->rss_lut_size);
1155 lut = rte_zmalloc("rss_lut", reta_size, 0);
1157 PMD_DRV_LOG(ERR, "No memory can be allocated");
1160 /* store the old lut table temporarily */
1161 rte_memcpy(lut, vf->rss_lut, reta_size);
1163 for (i = 0; i < reta_size; i++) {
1164 idx = i / RTE_RETA_GROUP_SIZE;
1165 shift = i % RTE_RETA_GROUP_SIZE;
1166 if (reta_conf[idx].mask & (1ULL << shift))
1167 lut[i] = reta_conf[idx].reta[shift];
1170 rte_memcpy(vf->rss_lut, lut, reta_size);
1171 /* send virtchnnl ops to configure rss*/
1172 ret = iavf_configure_rss_lut(adapter);
1173 if (ret) /* revert back */
1174 rte_memcpy(vf->rss_lut, lut, reta_size);
1181 iavf_dev_rss_reta_query(struct rte_eth_dev *dev,
1182 struct rte_eth_rss_reta_entry64 *reta_conf,
1185 struct iavf_adapter *adapter =
1186 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1187 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1188 uint16_t i, idx, shift;
1190 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
1193 if (reta_size != vf->vf_res->rss_lut_size) {
1194 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
1195 "(%d) doesn't match the number of hardware can "
1196 "support (%d)", reta_size, vf->vf_res->rss_lut_size);
1200 for (i = 0; i < reta_size; i++) {
1201 idx = i / RTE_RETA_GROUP_SIZE;
1202 shift = i % RTE_RETA_GROUP_SIZE;
1203 if (reta_conf[idx].mask & (1ULL << shift))
1204 reta_conf[idx].reta[shift] = vf->rss_lut[i];
1211 iavf_set_rss_key(struct iavf_adapter *adapter, uint8_t *key, uint8_t key_len)
1213 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1215 /* HENA setting, it is enabled by default, no change */
1216 if (!key || key_len == 0) {
1217 PMD_DRV_LOG(DEBUG, "No key to be configured");
1219 } else if (key_len != vf->vf_res->rss_key_size) {
1220 PMD_DRV_LOG(ERR, "The size of hash key configured "
1221 "(%d) doesn't match the size of hardware can "
1222 "support (%d)", key_len,
1223 vf->vf_res->rss_key_size);
1227 rte_memcpy(vf->rss_key, key, key_len);
1229 return iavf_configure_rss_key(adapter);
1233 iavf_dev_rss_hash_update(struct rte_eth_dev *dev,
1234 struct rte_eth_rss_conf *rss_conf)
1236 struct iavf_adapter *adapter =
1237 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1238 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1241 adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf = *rss_conf;
1243 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
1247 ret = iavf_set_rss_key(adapter, rss_conf->rss_key,
1248 rss_conf->rss_key_len);
1252 if (rss_conf->rss_hf == 0) {
1254 ret = iavf_set_hena(adapter, 0);
1256 /* It is a workaround, temporarily allow error to be returned
1257 * due to possible lack of PF handling for hena = 0.
1260 PMD_DRV_LOG(WARNING, "fail to clean existing RSS, lack PF support");
1264 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF) {
1265 /* Clear existing RSS. */
1266 ret = iavf_set_hena(adapter, 0);
1268 /* It is a workaround, temporarily allow error to be returned
1269 * due to possible lack of PF handling for hena = 0.
1272 PMD_DRV_LOG(WARNING, "fail to clean existing RSS,"
1275 /* Set new RSS configuration. */
1276 ret = iavf_rss_hash_set(adapter, rss_conf->rss_hf, true);
1278 PMD_DRV_LOG(ERR, "fail to set new RSS");
1287 iavf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1288 struct rte_eth_rss_conf *rss_conf)
1290 struct iavf_adapter *adapter =
1291 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1292 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1294 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
1297 rss_conf->rss_hf = vf->rss_hf;
1299 if (!rss_conf->rss_key)
1302 rss_conf->rss_key_len = vf->vf_res->rss_key_size;
1303 rte_memcpy(rss_conf->rss_key, vf->rss_key, rss_conf->rss_key_len);
1309 iavf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
1311 uint32_t frame_size = mtu + IAVF_ETH_OVERHEAD;
1314 if (mtu < RTE_ETHER_MIN_MTU || frame_size > IAVF_FRAME_SIZE_MAX)
1317 /* mtu setting is forbidden if port is start */
1318 if (dev->data->dev_started) {
1319 PMD_DRV_LOG(ERR, "port must be stopped before configuration");
1323 if (frame_size > IAVF_ETH_MAX_LEN)
1324 dev->data->dev_conf.rxmode.offloads |=
1325 DEV_RX_OFFLOAD_JUMBO_FRAME;
1327 dev->data->dev_conf.rxmode.offloads &=
1328 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
1330 dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
1336 iavf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
1337 struct rte_ether_addr *mac_addr)
1339 struct iavf_adapter *adapter =
1340 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1341 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
1342 struct rte_ether_addr *old_addr;
1345 old_addr = (struct rte_ether_addr *)hw->mac.addr;
1347 if (rte_is_same_ether_addr(old_addr, mac_addr))
1350 ret = iavf_add_del_eth_addr(adapter, old_addr, false, VIRTCHNL_ETHER_ADDR_PRIMARY);
1352 PMD_DRV_LOG(ERR, "Fail to delete old MAC:"
1353 " %02X:%02X:%02X:%02X:%02X:%02X",
1354 old_addr->addr_bytes[0],
1355 old_addr->addr_bytes[1],
1356 old_addr->addr_bytes[2],
1357 old_addr->addr_bytes[3],
1358 old_addr->addr_bytes[4],
1359 old_addr->addr_bytes[5]);
1361 ret = iavf_add_del_eth_addr(adapter, mac_addr, true, VIRTCHNL_ETHER_ADDR_PRIMARY);
1363 PMD_DRV_LOG(ERR, "Fail to add new MAC:"
1364 " %02X:%02X:%02X:%02X:%02X:%02X",
1365 mac_addr->addr_bytes[0],
1366 mac_addr->addr_bytes[1],
1367 mac_addr->addr_bytes[2],
1368 mac_addr->addr_bytes[3],
1369 mac_addr->addr_bytes[4],
1370 mac_addr->addr_bytes[5]);
1375 rte_ether_addr_copy(mac_addr, (struct rte_ether_addr *)hw->mac.addr);
1380 iavf_stat_update_48(uint64_t *offset, uint64_t *stat)
1382 if (*stat >= *offset)
1383 *stat = *stat - *offset;
1385 *stat = (uint64_t)((*stat +
1386 ((uint64_t)1 << IAVF_48_BIT_WIDTH)) - *offset);
1388 *stat &= IAVF_48_BIT_MASK;
1392 iavf_stat_update_32(uint64_t *offset, uint64_t *stat)
1394 if (*stat >= *offset)
1395 *stat = (uint64_t)(*stat - *offset);
1397 *stat = (uint64_t)((*stat +
1398 ((uint64_t)1 << IAVF_32_BIT_WIDTH)) - *offset);
1402 iavf_update_stats(struct iavf_vsi *vsi, struct virtchnl_eth_stats *nes)
1404 struct virtchnl_eth_stats *oes = &vsi->eth_stats_offset;
1406 iavf_stat_update_48(&oes->rx_bytes, &nes->rx_bytes);
1407 iavf_stat_update_48(&oes->rx_unicast, &nes->rx_unicast);
1408 iavf_stat_update_48(&oes->rx_multicast, &nes->rx_multicast);
1409 iavf_stat_update_48(&oes->rx_broadcast, &nes->rx_broadcast);
1410 iavf_stat_update_32(&oes->rx_discards, &nes->rx_discards);
1411 iavf_stat_update_48(&oes->tx_bytes, &nes->tx_bytes);
1412 iavf_stat_update_48(&oes->tx_unicast, &nes->tx_unicast);
1413 iavf_stat_update_48(&oes->tx_multicast, &nes->tx_multicast);
1414 iavf_stat_update_48(&oes->tx_broadcast, &nes->tx_broadcast);
1415 iavf_stat_update_32(&oes->tx_errors, &nes->tx_errors);
1416 iavf_stat_update_32(&oes->tx_discards, &nes->tx_discards);
1420 iavf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
1422 struct iavf_adapter *adapter =
1423 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1424 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1425 struct iavf_vsi *vsi = &vf->vsi;
1426 struct virtchnl_eth_stats *pstats = NULL;
1429 ret = iavf_query_stats(adapter, &pstats);
1431 uint8_t crc_stats_len = (dev->data->dev_conf.rxmode.offloads &
1432 DEV_RX_OFFLOAD_KEEP_CRC) ? 0 :
1434 iavf_update_stats(vsi, pstats);
1435 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
1436 pstats->rx_broadcast - pstats->rx_discards;
1437 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
1439 stats->imissed = pstats->rx_discards;
1440 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
1441 stats->ibytes = pstats->rx_bytes;
1442 stats->ibytes -= stats->ipackets * crc_stats_len;
1443 stats->obytes = pstats->tx_bytes;
1445 PMD_DRV_LOG(ERR, "Get statistics failed");
1451 iavf_dev_stats_reset(struct rte_eth_dev *dev)
1454 struct iavf_adapter *adapter =
1455 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1456 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1457 struct iavf_vsi *vsi = &vf->vsi;
1458 struct virtchnl_eth_stats *pstats = NULL;
1460 /* read stat values to clear hardware registers */
1461 ret = iavf_query_stats(adapter, &pstats);
1465 /* set stats offset base on current values */
1466 vsi->eth_stats_offset = *pstats;
1471 static int iavf_dev_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1472 struct rte_eth_xstat_name *xstats_names,
1473 __rte_unused unsigned int limit)
1477 if (xstats_names != NULL)
1478 for (i = 0; i < IAVF_NB_XSTATS; i++) {
1479 snprintf(xstats_names[i].name,
1480 sizeof(xstats_names[i].name),
1481 "%s", rte_iavf_stats_strings[i].name);
1483 return IAVF_NB_XSTATS;
1486 static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
1487 struct rte_eth_xstat *xstats, unsigned int n)
1491 struct iavf_adapter *adapter =
1492 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1493 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1494 struct iavf_vsi *vsi = &vf->vsi;
1495 struct virtchnl_eth_stats *pstats = NULL;
1497 if (n < IAVF_NB_XSTATS)
1498 return IAVF_NB_XSTATS;
1500 ret = iavf_query_stats(adapter, &pstats);
1507 iavf_update_stats(vsi, pstats);
1509 /* loop over xstats array and values from pstats */
1510 for (i = 0; i < IAVF_NB_XSTATS; i++) {
1512 xstats[i].value = *(uint64_t *)(((char *)pstats) +
1513 rte_iavf_stats_strings[i].offset);
1516 return IAVF_NB_XSTATS;
1521 iavf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
1523 struct iavf_adapter *adapter =
1524 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1525 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1526 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
1529 msix_intr = pci_dev->intr_handle.intr_vec[queue_id];
1530 if (msix_intr == IAVF_MISC_VEC_ID) {
1531 PMD_DRV_LOG(INFO, "MISC is also enabled for control");
1532 IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
1533 IAVF_VFINT_DYN_CTL01_INTENA_MASK |
1534 IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
1535 IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
1538 IAVF_VFINT_DYN_CTLN1
1539 (msix_intr - IAVF_RX_VEC_START),
1540 IAVF_VFINT_DYN_CTLN1_INTENA_MASK |
1541 IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
1542 IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK);
1545 IAVF_WRITE_FLUSH(hw);
1547 rte_intr_ack(&pci_dev->intr_handle);
1553 iavf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
1555 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1556 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1559 msix_intr = pci_dev->intr_handle.intr_vec[queue_id];
1560 if (msix_intr == IAVF_MISC_VEC_ID) {
1561 PMD_DRV_LOG(ERR, "MISC is used for control, cannot disable it");
1566 IAVF_VFINT_DYN_CTLN1(msix_intr - IAVF_RX_VEC_START),
1569 IAVF_WRITE_FLUSH(hw);
1574 iavf_check_vf_reset_done(struct iavf_hw *hw)
1578 for (i = 0; i < IAVF_RESET_WAIT_CNT; i++) {
1579 reset = IAVF_READ_REG(hw, IAVF_VFGEN_RSTAT) &
1580 IAVF_VFGEN_RSTAT_VFR_STATE_MASK;
1581 reset = reset >> IAVF_VFGEN_RSTAT_VFR_STATE_SHIFT;
1582 if (reset == VIRTCHNL_VFR_VFACTIVE ||
1583 reset == VIRTCHNL_VFR_COMPLETED)
1588 if (i >= IAVF_RESET_WAIT_CNT)
1595 iavf_lookup_proto_xtr_type(const char *flex_name)
1599 enum iavf_proto_xtr_type type;
1600 } xtr_type_map[] = {
1601 { "vlan", IAVF_PROTO_XTR_VLAN },
1602 { "ipv4", IAVF_PROTO_XTR_IPV4 },
1603 { "ipv6", IAVF_PROTO_XTR_IPV6 },
1604 { "ipv6_flow", IAVF_PROTO_XTR_IPV6_FLOW },
1605 { "tcp", IAVF_PROTO_XTR_TCP },
1606 { "ip_offset", IAVF_PROTO_XTR_IP_OFFSET },
1610 for (i = 0; i < RTE_DIM(xtr_type_map); i++) {
1611 if (strcmp(flex_name, xtr_type_map[i].name) == 0)
1612 return xtr_type_map[i].type;
1615 PMD_DRV_LOG(ERR, "wrong proto_xtr type, "
1616 "it should be: vlan|ipv4|ipv6|ipv6_flow|tcp|ip_offset");
1622 * Parse elem, the elem could be single number/range or '(' ')' group
1623 * 1) A single number elem, it's just a simple digit. e.g. 9
1624 * 2) A single range elem, two digits with a '-' between. e.g. 2-6
1625 * 3) A group elem, combines multiple 1) or 2) with '( )'. e.g (0,2-4,6)
1626 * Within group elem, '-' used for a range separator;
1627 * ',' used for a single number.
1630 iavf_parse_queue_set(const char *input, int xtr_type,
1631 struct iavf_devargs *devargs)
1633 const char *str = input;
1638 while (isblank(*str))
1641 if (!isdigit(*str) && *str != '(')
1644 /* process single number or single range of number */
1647 idx = strtoul(str, &end, 10);
1648 if (errno || !end || idx >= IAVF_MAX_QUEUE_NUM)
1651 while (isblank(*end))
1657 /* process single <number>-<number> */
1660 while (isblank(*end))
1666 idx = strtoul(end, &end, 10);
1667 if (errno || !end || idx >= IAVF_MAX_QUEUE_NUM)
1671 while (isblank(*end))
1678 for (idx = RTE_MIN(min, max);
1679 idx <= RTE_MAX(min, max); idx++)
1680 devargs->proto_xtr[idx] = xtr_type;
1685 /* process set within bracket */
1687 while (isblank(*str))
1692 min = IAVF_MAX_QUEUE_NUM;
1694 /* go ahead to the first digit */
1695 while (isblank(*str))
1700 /* get the digit value */
1702 idx = strtoul(str, &end, 10);
1703 if (errno || !end || idx >= IAVF_MAX_QUEUE_NUM)
1706 /* go ahead to separator '-',',' and ')' */
1707 while (isblank(*end))
1710 if (min == IAVF_MAX_QUEUE_NUM)
1712 else /* avoid continuous '-' */
1714 } else if (*end == ',' || *end == ')') {
1716 if (min == IAVF_MAX_QUEUE_NUM)
1719 for (idx = RTE_MIN(min, max);
1720 idx <= RTE_MAX(min, max); idx++)
1721 devargs->proto_xtr[idx] = xtr_type;
1723 min = IAVF_MAX_QUEUE_NUM;
1729 } while (*end != ')' && *end != '\0');
1735 iavf_parse_queue_proto_xtr(const char *queues, struct iavf_devargs *devargs)
1737 const char *queue_start;
1742 while (isblank(*queues))
1745 if (*queues != '[') {
1746 xtr_type = iavf_lookup_proto_xtr_type(queues);
1750 devargs->proto_xtr_dflt = xtr_type;
1757 while (isblank(*queues))
1759 if (*queues == '\0')
1762 queue_start = queues;
1764 /* go across a complete bracket */
1765 if (*queue_start == '(') {
1766 queues += strcspn(queues, ")");
1771 /* scan the separator ':' */
1772 queues += strcspn(queues, ":");
1773 if (*queues++ != ':')
1775 while (isblank(*queues))
1778 for (idx = 0; ; idx++) {
1779 if (isblank(queues[idx]) ||
1780 queues[idx] == ',' ||
1781 queues[idx] == ']' ||
1782 queues[idx] == '\0')
1785 if (idx > sizeof(flex_name) - 2)
1788 flex_name[idx] = queues[idx];
1790 flex_name[idx] = '\0';
1791 xtr_type = iavf_lookup_proto_xtr_type(flex_name);
1797 while (isblank(*queues) || *queues == ',' || *queues == ']')
1800 if (iavf_parse_queue_set(queue_start, xtr_type, devargs) < 0)
1802 } while (*queues != '\0');
1808 iavf_handle_proto_xtr_arg(__rte_unused const char *key, const char *value,
1811 struct iavf_devargs *devargs = extra_args;
1813 if (!value || !extra_args)
1816 if (iavf_parse_queue_proto_xtr(value, devargs) < 0) {
1817 PMD_DRV_LOG(ERR, "the proto_xtr's parameter is wrong : '%s'",
1825 static int iavf_parse_devargs(struct rte_eth_dev *dev)
1827 struct iavf_adapter *ad =
1828 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1829 struct rte_devargs *devargs = dev->device->devargs;
1830 struct rte_kvargs *kvlist;
1836 kvlist = rte_kvargs_parse(devargs->args, iavf_valid_args);
1838 PMD_INIT_LOG(ERR, "invalid kvargs key\n");
1842 ad->devargs.proto_xtr_dflt = IAVF_PROTO_XTR_NONE;
1843 memset(ad->devargs.proto_xtr, IAVF_PROTO_XTR_NONE,
1844 sizeof(ad->devargs.proto_xtr));
1846 ret = rte_kvargs_process(kvlist, IAVF_PROTO_XTR_ARG,
1847 &iavf_handle_proto_xtr_arg, &ad->devargs);
1852 rte_kvargs_free(kvlist);
1857 iavf_init_proto_xtr(struct rte_eth_dev *dev)
1859 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1860 struct iavf_adapter *ad =
1861 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1862 const struct iavf_proto_xtr_ol *xtr_ol;
1863 bool proto_xtr_enable = false;
1867 vf->proto_xtr = rte_zmalloc("vf proto xtr",
1868 vf->vsi_res->num_queue_pairs, 0);
1869 if (unlikely(!(vf->proto_xtr))) {
1870 PMD_DRV_LOG(ERR, "no memory for setting up proto_xtr's table");
1874 for (i = 0; i < vf->vsi_res->num_queue_pairs; i++) {
1875 vf->proto_xtr[i] = ad->devargs.proto_xtr[i] !=
1876 IAVF_PROTO_XTR_NONE ?
1877 ad->devargs.proto_xtr[i] :
1878 ad->devargs.proto_xtr_dflt;
1880 if (vf->proto_xtr[i] != IAVF_PROTO_XTR_NONE) {
1881 uint8_t type = vf->proto_xtr[i];
1883 iavf_proto_xtr_params[type].required = true;
1884 proto_xtr_enable = true;
1888 if (likely(!proto_xtr_enable))
1891 offset = rte_mbuf_dynfield_register(&iavf_proto_xtr_metadata_param);
1892 if (unlikely(offset == -1)) {
1894 "failed to extract protocol metadata, error %d",
1900 "proto_xtr metadata offset in mbuf is : %d",
1902 rte_pmd_ifd_dynfield_proto_xtr_metadata_offs = offset;
1904 for (i = 0; i < RTE_DIM(iavf_proto_xtr_params); i++) {
1905 xtr_ol = &iavf_proto_xtr_params[i];
1907 uint8_t rxdid = iavf_proto_xtr_type_to_rxdid((uint8_t)i);
1909 if (!xtr_ol->required)
1912 if (!(vf->supported_rxdid & BIT(rxdid))) {
1914 "rxdid[%u] is not supported in hardware",
1916 rte_pmd_ifd_dynfield_proto_xtr_metadata_offs = -1;
1920 offset = rte_mbuf_dynflag_register(&xtr_ol->param);
1921 if (unlikely(offset == -1)) {
1923 "failed to register proto_xtr offload '%s', error %d",
1924 xtr_ol->param.name, -rte_errno);
1926 rte_pmd_ifd_dynfield_proto_xtr_metadata_offs = -1;
1931 "proto_xtr offload '%s' offset in mbuf is : %d",
1932 xtr_ol->param.name, offset);
1933 *xtr_ol->ol_flag = 1ULL << offset;
1938 iavf_init_vf(struct rte_eth_dev *dev)
1941 struct iavf_adapter *adapter =
1942 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1943 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1944 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1946 err = iavf_parse_devargs(dev);
1948 PMD_INIT_LOG(ERR, "Failed to parse devargs");
1952 err = iavf_set_mac_type(hw);
1954 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
1958 err = iavf_check_vf_reset_done(hw);
1960 PMD_INIT_LOG(ERR, "VF is still resetting");
1964 iavf_init_adminq_parameter(hw);
1965 err = iavf_init_adminq(hw);
1967 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
1971 vf->aq_resp = rte_zmalloc("vf_aq_resp", IAVF_AQ_BUF_SZ, 0);
1973 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
1976 if (iavf_check_api_version(adapter) != 0) {
1977 PMD_INIT_LOG(ERR, "check_api version failed");
1981 bufsz = sizeof(struct virtchnl_vf_resource) +
1982 (IAVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
1983 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
1985 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
1988 if (iavf_get_vf_resource(adapter) != 0) {
1989 PMD_INIT_LOG(ERR, "iavf_get_vf_config failed");
1992 /* Allocate memort for RSS info */
1993 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
1994 vf->rss_key = rte_zmalloc("rss_key",
1995 vf->vf_res->rss_key_size, 0);
1997 PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
2000 vf->rss_lut = rte_zmalloc("rss_lut",
2001 vf->vf_res->rss_lut_size, 0);
2003 PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
2008 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC) {
2009 if (iavf_get_supported_rxdid(adapter) != 0) {
2010 PMD_INIT_LOG(ERR, "failed to do get supported rxdid");
2015 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN_V2) {
2016 if (iavf_get_vlan_offload_caps_v2(adapter) != 0) {
2017 PMD_INIT_LOG(ERR, "failed to do get VLAN offload v2 capabilities");
2022 iavf_init_proto_xtr(dev);
2026 rte_free(vf->rss_key);
2027 rte_free(vf->rss_lut);
2029 rte_free(vf->vf_res);
2032 rte_free(vf->aq_resp);
2034 iavf_shutdown_adminq(hw);
2039 /* Enable default admin queue interrupt setting */
2041 iavf_enable_irq0(struct iavf_hw *hw)
2043 /* Enable admin queue interrupt trigger */
2044 IAVF_WRITE_REG(hw, IAVF_VFINT_ICR0_ENA1,
2045 IAVF_VFINT_ICR0_ENA1_ADMINQ_MASK);
2047 IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
2048 IAVF_VFINT_DYN_CTL01_INTENA_MASK |
2049 IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
2050 IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
2052 IAVF_WRITE_FLUSH(hw);
2056 iavf_disable_irq0(struct iavf_hw *hw)
2058 /* Disable all interrupt types */
2059 IAVF_WRITE_REG(hw, IAVF_VFINT_ICR0_ENA1, 0);
2060 IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
2061 IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
2062 IAVF_WRITE_FLUSH(hw);
2066 iavf_dev_interrupt_handler(void *param)
2068 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
2069 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2071 iavf_disable_irq0(hw);
2073 iavf_handle_virtchnl_msg(dev);
2075 iavf_enable_irq0(hw);
2079 iavf_dev_flow_ops_get(struct rte_eth_dev *dev,
2080 const struct rte_flow_ops **ops)
2085 *ops = &iavf_flow_ops;
2090 iavf_default_rss_disable(struct iavf_adapter *adapter)
2092 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
2095 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF) {
2096 /* Set hena = 0 to ask PF to cleanup all existing RSS. */
2097 ret = iavf_set_hena(adapter, 0);
2099 /* It is a workaround, temporarily allow error to be
2100 * returned due to possible lack of PF handling for
2103 PMD_INIT_LOG(WARNING, "fail to disable default RSS,"
2109 iavf_dev_init(struct rte_eth_dev *eth_dev)
2111 struct iavf_adapter *adapter =
2112 IAVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
2113 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
2114 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
2117 PMD_INIT_FUNC_TRACE();
2119 /* assign ops func pointer */
2120 eth_dev->dev_ops = &iavf_eth_dev_ops;
2121 eth_dev->rx_queue_count = iavf_dev_rxq_count;
2122 eth_dev->rx_descriptor_status = iavf_dev_rx_desc_status;
2123 eth_dev->tx_descriptor_status = iavf_dev_tx_desc_status;
2124 eth_dev->rx_pkt_burst = &iavf_recv_pkts;
2125 eth_dev->tx_pkt_burst = &iavf_xmit_pkts;
2126 eth_dev->tx_pkt_prepare = &iavf_prep_pkts;
2128 /* For secondary processes, we don't initialise any further as primary
2129 * has already done this work. Only check if we need a different RX
2132 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
2133 iavf_set_rx_function(eth_dev);
2134 iavf_set_tx_function(eth_dev);
2137 rte_eth_copy_pci_info(eth_dev, pci_dev);
2138 eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
2140 hw->vendor_id = pci_dev->id.vendor_id;
2141 hw->device_id = pci_dev->id.device_id;
2142 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
2143 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
2144 hw->bus.bus_id = pci_dev->addr.bus;
2145 hw->bus.device = pci_dev->addr.devid;
2146 hw->bus.func = pci_dev->addr.function;
2147 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
2148 hw->back = IAVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
2149 adapter->eth_dev = eth_dev;
2150 adapter->stopped = 1;
2152 if (iavf_init_vf(eth_dev) != 0) {
2153 PMD_INIT_LOG(ERR, "Init vf failed");
2157 /* set default ptype table */
2158 adapter->ptype_tbl = iavf_get_default_ptype_table();
2161 eth_dev->data->mac_addrs = rte_zmalloc(
2162 "iavf_mac", RTE_ETHER_ADDR_LEN * IAVF_NUM_MACADDR_MAX, 0);
2163 if (!eth_dev->data->mac_addrs) {
2164 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
2165 " store MAC addresses",
2166 RTE_ETHER_ADDR_LEN * IAVF_NUM_MACADDR_MAX);
2169 /* If the MAC address is not configured by host,
2170 * generate a random one.
2172 if (!rte_is_valid_assigned_ether_addr(
2173 (struct rte_ether_addr *)hw->mac.addr))
2174 rte_eth_random_addr(hw->mac.addr);
2175 rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.addr,
2176 ð_dev->data->mac_addrs[0]);
2178 /* register callback func to eal lib */
2179 rte_intr_callback_register(&pci_dev->intr_handle,
2180 iavf_dev_interrupt_handler,
2183 /* enable uio intr after callback register */
2184 rte_intr_enable(&pci_dev->intr_handle);
2186 /* configure and enable device interrupt */
2187 iavf_enable_irq0(hw);
2189 ret = iavf_flow_init(adapter);
2191 PMD_INIT_LOG(ERR, "Failed to initialize flow");
2195 iavf_default_rss_disable(adapter);
2201 iavf_dev_close(struct rte_eth_dev *dev)
2203 struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2204 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2205 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
2206 struct iavf_adapter *adapter =
2207 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
2208 struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2211 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2214 ret = iavf_dev_stop(dev);
2216 iavf_flow_flush(dev, NULL);
2217 iavf_flow_uninit(adapter);
2220 * disable promiscuous mode before reset vf
2221 * it is a workaround solution when work with kernel driver
2222 * and it is not the normal way
2224 if (vf->promisc_unicast_enabled || vf->promisc_multicast_enabled)
2225 iavf_config_promisc(adapter, false, false);
2227 iavf_shutdown_adminq(hw);
2228 /* disable uio intr before callback unregister */
2229 rte_intr_disable(intr_handle);
2231 /* unregister callback func from eal lib */
2232 rte_intr_callback_unregister(intr_handle,
2233 iavf_dev_interrupt_handler, dev);
2234 iavf_disable_irq0(hw);
2236 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
2238 rte_free(vf->rss_lut);
2242 rte_free(vf->rss_key);
2247 rte_free(vf->vf_res);
2251 rte_free(vf->aq_resp);
2254 vf->vf_reset = false;
2260 iavf_dev_uninit(struct rte_eth_dev *dev)
2262 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2265 iavf_dev_close(dev);
2271 * Reset VF device only to re-initialize resources in PMD layer
2274 iavf_dev_reset(struct rte_eth_dev *dev)
2278 ret = iavf_dev_uninit(dev);
2282 return iavf_dev_init(dev);
2286 iavf_dcf_cap_check_handler(__rte_unused const char *key,
2287 const char *value, __rte_unused void *opaque)
2289 if (strcmp(value, "dcf"))
2296 iavf_dcf_cap_selected(struct rte_devargs *devargs)
2298 struct rte_kvargs *kvlist;
2299 const char *key = "cap";
2302 if (devargs == NULL)
2305 kvlist = rte_kvargs_parse(devargs->args, NULL);
2309 if (!rte_kvargs_count(kvlist, key))
2312 /* dcf capability selected when there's a key-value pair: cap=dcf */
2313 if (rte_kvargs_process(kvlist, key,
2314 iavf_dcf_cap_check_handler, NULL) < 0)
2320 rte_kvargs_free(kvlist);
2324 static int eth_iavf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
2325 struct rte_pci_device *pci_dev)
2327 if (iavf_dcf_cap_selected(pci_dev->device.devargs))
2330 return rte_eth_dev_pci_generic_probe(pci_dev,
2331 sizeof(struct iavf_adapter), iavf_dev_init);
2334 static int eth_iavf_pci_remove(struct rte_pci_device *pci_dev)
2336 return rte_eth_dev_pci_generic_remove(pci_dev, iavf_dev_uninit);
2339 /* Adaptive virtual function driver struct */
2340 static struct rte_pci_driver rte_iavf_pmd = {
2341 .id_table = pci_id_iavf_map,
2342 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
2343 .probe = eth_iavf_pci_probe,
2344 .remove = eth_iavf_pci_remove,
2347 RTE_PMD_REGISTER_PCI(net_iavf, rte_iavf_pmd);
2348 RTE_PMD_REGISTER_PCI_TABLE(net_iavf, pci_id_iavf_map);
2349 RTE_PMD_REGISTER_KMOD_DEP(net_iavf, "* igb_uio | vfio-pci");
2350 RTE_PMD_REGISTER_PARAM_STRING(net_iavf, "cap=dcf");
2351 RTE_LOG_REGISTER(iavf_logtype_init, pmd.net.iavf.init, NOTICE);
2352 RTE_LOG_REGISTER(iavf_logtype_driver, pmd.net.iavf.driver, NOTICE);
2353 #ifdef RTE_ETHDEV_DEBUG_RX
2354 RTE_LOG_REGISTER(iavf_logtype_rx, pmd.net.iavf.rx, DEBUG);
2356 #ifdef RTE_ETHDEV_DEBUG_TX
2357 RTE_LOG_REGISTER(iavf_logtype_tx, pmd.net.iavf.tx, DEBUG);