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 <rte_ethdev.h>
23 #include <rte_ethdev_pci.h>
24 #include <rte_malloc.h>
25 #include <rte_memzone.h>
29 #include "base/avf_prototype.h"
30 #include "base/avf_adminq_cmd.h"
31 #include "base/avf_type.h"
36 static int avf_dev_configure(struct rte_eth_dev *dev);
37 static int avf_dev_start(struct rte_eth_dev *dev);
38 static void avf_dev_stop(struct rte_eth_dev *dev);
39 static void avf_dev_close(struct rte_eth_dev *dev);
40 static void avf_dev_info_get(struct rte_eth_dev *dev,
41 struct rte_eth_dev_info *dev_info);
42 static const uint32_t *avf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
43 static int avf_dev_stats_get(struct rte_eth_dev *dev,
44 struct rte_eth_stats *stats);
45 static void avf_dev_promiscuous_enable(struct rte_eth_dev *dev);
46 static void avf_dev_promiscuous_disable(struct rte_eth_dev *dev);
47 static void avf_dev_allmulticast_enable(struct rte_eth_dev *dev);
48 static void avf_dev_allmulticast_disable(struct rte_eth_dev *dev);
49 static int avf_dev_add_mac_addr(struct rte_eth_dev *dev,
50 struct ether_addr *addr,
53 static void avf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index);
54 static int avf_dev_vlan_filter_set(struct rte_eth_dev *dev,
55 uint16_t vlan_id, int on);
56 static int avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
57 static int avf_dev_rss_reta_update(struct rte_eth_dev *dev,
58 struct rte_eth_rss_reta_entry64 *reta_conf,
60 static int avf_dev_rss_reta_query(struct rte_eth_dev *dev,
61 struct rte_eth_rss_reta_entry64 *reta_conf,
63 static int avf_dev_rss_hash_update(struct rte_eth_dev *dev,
64 struct rte_eth_rss_conf *rss_conf);
65 static int avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
66 struct rte_eth_rss_conf *rss_conf);
67 static int avf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
68 static void avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
69 struct ether_addr *mac_addr);
72 int avf_logtype_driver;
73 static const struct rte_pci_id pci_id_avf_map[] = {
74 { RTE_PCI_DEVICE(AVF_INTEL_VENDOR_ID, AVF_DEV_ID_ADAPTIVE_VF) },
75 { .vendor_id = 0, /* sentinel */ },
78 static const struct eth_dev_ops avf_eth_dev_ops = {
79 .dev_configure = avf_dev_configure,
80 .dev_start = avf_dev_start,
81 .dev_stop = avf_dev_stop,
82 .dev_close = avf_dev_close,
83 .dev_infos_get = avf_dev_info_get,
84 .dev_supported_ptypes_get = avf_dev_supported_ptypes_get,
85 .link_update = avf_dev_link_update,
86 .stats_get = avf_dev_stats_get,
87 .promiscuous_enable = avf_dev_promiscuous_enable,
88 .promiscuous_disable = avf_dev_promiscuous_disable,
89 .allmulticast_enable = avf_dev_allmulticast_enable,
90 .allmulticast_disable = avf_dev_allmulticast_disable,
91 .mac_addr_add = avf_dev_add_mac_addr,
92 .mac_addr_remove = avf_dev_del_mac_addr,
93 .vlan_filter_set = avf_dev_vlan_filter_set,
94 .vlan_offload_set = avf_dev_vlan_offload_set,
95 .rx_queue_start = avf_dev_rx_queue_start,
96 .rx_queue_stop = avf_dev_rx_queue_stop,
97 .tx_queue_start = avf_dev_tx_queue_start,
98 .tx_queue_stop = avf_dev_tx_queue_stop,
99 .rx_queue_setup = avf_dev_rx_queue_setup,
100 .rx_queue_release = avf_dev_rx_queue_release,
101 .tx_queue_setup = avf_dev_tx_queue_setup,
102 .tx_queue_release = avf_dev_tx_queue_release,
103 .mac_addr_set = avf_dev_set_default_mac_addr,
104 .reta_update = avf_dev_rss_reta_update,
105 .reta_query = avf_dev_rss_reta_query,
106 .rss_hash_update = avf_dev_rss_hash_update,
107 .rss_hash_conf_get = avf_dev_rss_hash_conf_get,
108 .mtu_set = avf_dev_mtu_set,
112 avf_dev_configure(struct rte_eth_dev *dev)
114 struct avf_adapter *ad =
115 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
116 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(ad);
117 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
119 /* Vlan stripping setting */
120 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
121 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
122 avf_enable_vlan_strip(ad);
124 avf_disable_vlan_strip(ad);
130 avf_init_rss(struct avf_adapter *adapter)
132 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
133 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
134 struct rte_eth_rss_conf *rss_conf;
138 rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
139 nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
142 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
143 PMD_DRV_LOG(DEBUG, "RSS is not supported");
146 if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
147 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
148 /* set all lut items to default queue */
149 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
151 ret = avf_configure_rss_lut(adapter);
155 /* In AVF, RSS enablement is set by PF driver. It is not supported
156 * to set based on rss_conf->rss_hf.
159 /* configure RSS key */
160 if (!rss_conf->rss_key) {
161 /* Calculate the default hash key */
162 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
163 vf->rss_key[i] = (uint8_t)rte_rand();
165 rte_memcpy(vf->rss_key, rss_conf->rss_key,
166 RTE_MIN(rss_conf->rss_key_len,
167 vf->vf_res->rss_key_size));
169 /* init RSS LUT table */
170 for (i = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
175 /* send virtchnnl ops to configure rss*/
176 ret = avf_configure_rss_lut(adapter);
179 ret = avf_configure_rss_key(adapter);
187 avf_init_rxq(struct rte_eth_dev *dev, struct avf_rx_queue *rxq)
189 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
190 struct rte_eth_dev_data *dev_data = dev->data;
191 uint16_t buf_size, max_pkt_len, len;
193 buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
195 /* Calculate the maximum packet length allowed */
196 len = rxq->rx_buf_len * AVF_MAX_CHAINED_RX_BUFFERS;
197 max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
199 /* Check if the jumbo frame and maximum packet length are set
202 if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
203 if (max_pkt_len <= ETHER_MAX_LEN ||
204 max_pkt_len > AVF_FRAME_SIZE_MAX) {
205 PMD_DRV_LOG(ERR, "maximum packet length must be "
206 "larger than %u and smaller than %u, "
207 "as jumbo frame is enabled",
208 (uint32_t)ETHER_MAX_LEN,
209 (uint32_t)AVF_FRAME_SIZE_MAX);
213 if (max_pkt_len < ETHER_MIN_LEN ||
214 max_pkt_len > ETHER_MAX_LEN) {
215 PMD_DRV_LOG(ERR, "maximum packet length must be "
216 "larger than %u and smaller than %u, "
217 "as jumbo frame is disabled",
218 (uint32_t)ETHER_MIN_LEN,
219 (uint32_t)ETHER_MAX_LEN);
224 rxq->max_pkt_len = max_pkt_len;
225 if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
226 (rxq->max_pkt_len + 2 * AVF_VLAN_TAG_SIZE) > buf_size) {
227 dev_data->scattered_rx = 1;
229 AVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
236 avf_init_queues(struct rte_eth_dev *dev)
238 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
239 struct avf_rx_queue **rxq =
240 (struct avf_rx_queue **)dev->data->rx_queues;
241 struct avf_tx_queue **txq =
242 (struct avf_tx_queue **)dev->data->tx_queues;
243 int i, ret = AVF_SUCCESS;
245 for (i = 0; i < dev->data->nb_rx_queues; i++) {
246 if (!rxq[i] || !rxq[i]->q_set)
248 ret = avf_init_rxq(dev, rxq[i]);
249 if (ret != AVF_SUCCESS)
252 /* set rx/tx function to vector/scatter/single-segment
253 * according to parameters
255 avf_set_rx_function(dev);
256 avf_set_tx_function(dev);
262 avf_start_queues(struct rte_eth_dev *dev)
264 struct avf_rx_queue *rxq;
265 struct avf_tx_queue *txq;
268 for (i = 0; i < dev->data->nb_tx_queues; i++) {
269 txq = dev->data->tx_queues[i];
270 if (txq->tx_deferred_start)
272 if (avf_dev_tx_queue_start(dev, i) != 0) {
273 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
278 for (i = 0; i < dev->data->nb_rx_queues; i++) {
279 rxq = dev->data->rx_queues[i];
280 if (rxq->rx_deferred_start)
282 if (avf_dev_rx_queue_start(dev, i) != 0) {
283 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
292 avf_dev_start(struct rte_eth_dev *dev)
294 struct avf_adapter *adapter =
295 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
296 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
297 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
298 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
299 struct rte_intr_handle *intr_handle = dev->intr_handle;
303 PMD_INIT_FUNC_TRACE();
305 hw->adapter_stopped = 0;
307 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
308 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
309 dev->data->nb_tx_queues);
311 /* TODO: Rx interrupt */
313 if (avf_init_queues(dev) != 0) {
314 PMD_DRV_LOG(ERR, "failed to do Queue init");
318 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
319 if (avf_init_rss(adapter) != 0) {
320 PMD_DRV_LOG(ERR, "configure rss failed");
325 if (avf_configure_queues(adapter) != 0) {
326 PMD_DRV_LOG(ERR, "configure queues failed");
330 /* Map interrupt for writeback */
332 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
333 /* If WB_ON_ITR supports, enable it */
334 vf->msix_base = AVF_RX_VEC_START;
335 AVF_WRITE_REG(hw, AVFINT_DYN_CTLN1(vf->msix_base - 1),
336 AVFINT_DYN_CTLN1_ITR_INDX_MASK |
337 AVFINT_DYN_CTLN1_WB_ON_ITR_MASK);
339 /* If no WB_ON_ITR offload flags, need to set interrupt for
340 * descriptor write back.
342 vf->msix_base = AVF_MISC_VEC_ID;
345 interval = avf_calc_itr_interval(AVF_QUEUE_ITR_INTERVAL_MAX);
346 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
347 AVFINT_DYN_CTL01_INTENA_MASK |
348 (AVF_ITR_INDEX_DEFAULT <<
349 AVFINT_DYN_CTL01_ITR_INDX_SHIFT) |
350 (interval << AVFINT_DYN_CTL01_INTERVAL_SHIFT));
353 /* map all queues to the same interrupt */
354 for (i = 0; i < dev->data->nb_rx_queues; i++)
355 vf->rxq_map[0] |= 1 << i;
356 if (avf_config_irq_map(adapter)) {
357 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
361 /* Set all mac addrs */
362 avf_add_del_all_mac_addr(adapter, TRUE);
364 if (avf_start_queues(dev) != 0) {
365 PMD_DRV_LOG(ERR, "enable queues failed");
369 /* TODO: enable interrupt for RX interrupt */
373 avf_add_del_all_mac_addr(adapter, FALSE);
380 avf_dev_stop(struct rte_eth_dev *dev)
382 struct avf_adapter *adapter =
383 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
384 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev);
387 PMD_INIT_FUNC_TRACE();
389 if (hw->adapter_stopped == 1)
392 avf_stop_queues(dev);
394 /*TODO: Disable the interrupt for Rx*/
396 /* TODO: Rx interrupt vector mapping free */
398 /* remove all mac addrs */
399 avf_add_del_all_mac_addr(adapter, FALSE);
400 hw->adapter_stopped = 1;
404 avf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
406 struct avf_adapter *adapter =
407 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
408 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
410 memset(dev_info, 0, sizeof(*dev_info));
411 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
412 dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
413 dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
414 dev_info->min_rx_bufsize = AVF_BUF_SIZE_MIN;
415 dev_info->max_rx_pktlen = AVF_FRAME_SIZE_MAX;
416 dev_info->hash_key_size = vf->vf_res->rss_key_size;
417 dev_info->reta_size = vf->vf_res->rss_lut_size;
418 dev_info->flow_type_rss_offloads = AVF_RSS_OFFLOAD_ALL;
419 dev_info->max_mac_addrs = AVF_NUM_MACADDR_MAX;
420 dev_info->rx_offload_capa =
421 DEV_RX_OFFLOAD_VLAN_STRIP |
422 DEV_RX_OFFLOAD_IPV4_CKSUM |
423 DEV_RX_OFFLOAD_UDP_CKSUM |
424 DEV_RX_OFFLOAD_TCP_CKSUM;
425 dev_info->tx_offload_capa =
426 DEV_TX_OFFLOAD_VLAN_INSERT |
427 DEV_TX_OFFLOAD_IPV4_CKSUM |
428 DEV_TX_OFFLOAD_UDP_CKSUM |
429 DEV_TX_OFFLOAD_TCP_CKSUM |
430 DEV_TX_OFFLOAD_SCTP_CKSUM |
431 DEV_TX_OFFLOAD_TCP_TSO;
433 dev_info->default_rxconf = (struct rte_eth_rxconf) {
434 .rx_free_thresh = AVF_DEFAULT_RX_FREE_THRESH,
438 dev_info->default_txconf = (struct rte_eth_txconf) {
439 .tx_free_thresh = AVF_DEFAULT_TX_FREE_THRESH,
440 .tx_rs_thresh = AVF_DEFAULT_TX_RS_THRESH,
441 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
442 ETH_TXQ_FLAGS_NOOFFLOADS,
445 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
446 .nb_max = AVF_MAX_RING_DESC,
447 .nb_min = AVF_MIN_RING_DESC,
448 .nb_align = AVF_ALIGN_RING_DESC,
451 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
452 .nb_max = AVF_MAX_RING_DESC,
453 .nb_min = AVF_MIN_RING_DESC,
454 .nb_align = AVF_ALIGN_RING_DESC,
458 static const uint32_t *
459 avf_dev_supported_ptypes_get(struct rte_eth_dev *dev)
461 static const uint32_t ptypes[] = {
463 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
466 RTE_PTYPE_L4_NONFRAG,
476 avf_dev_link_update(struct rte_eth_dev *dev,
477 __rte_unused int wait_to_complete)
479 struct rte_eth_link new_link;
480 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
482 /* Only read status info stored in VF, and the info is updated
483 * when receive LINK_CHANGE evnet from PF by Virtchnnl.
485 switch (vf->link_speed) {
486 case VIRTCHNL_LINK_SPEED_100MB:
487 new_link.link_speed = ETH_SPEED_NUM_100M;
489 case VIRTCHNL_LINK_SPEED_1GB:
490 new_link.link_speed = ETH_SPEED_NUM_1G;
492 case VIRTCHNL_LINK_SPEED_10GB:
493 new_link.link_speed = ETH_SPEED_NUM_10G;
495 case VIRTCHNL_LINK_SPEED_20GB:
496 new_link.link_speed = ETH_SPEED_NUM_20G;
498 case VIRTCHNL_LINK_SPEED_25GB:
499 new_link.link_speed = ETH_SPEED_NUM_25G;
501 case VIRTCHNL_LINK_SPEED_40GB:
502 new_link.link_speed = ETH_SPEED_NUM_40G;
505 new_link.link_speed = ETH_SPEED_NUM_NONE;
509 new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
510 new_link.link_status = vf->link_up ? ETH_LINK_UP :
512 new_link.link_autoneg = !!(dev->data->dev_conf.link_speeds &
513 ETH_LINK_SPEED_FIXED);
515 rte_atomic64_cmpset((uint64_t *)&dev->data->dev_link,
516 *(uint64_t *)&dev->data->dev_link,
517 *(uint64_t *)&new_link);
523 avf_dev_promiscuous_enable(struct rte_eth_dev *dev)
525 struct avf_adapter *adapter =
526 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
527 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
530 if (vf->promisc_unicast_enabled)
533 ret = avf_config_promisc(adapter, TRUE, vf->promisc_multicast_enabled);
535 vf->promisc_unicast_enabled = TRUE;
539 avf_dev_promiscuous_disable(struct rte_eth_dev *dev)
541 struct avf_adapter *adapter =
542 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
543 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
546 if (!vf->promisc_unicast_enabled)
549 ret = avf_config_promisc(adapter, FALSE, vf->promisc_multicast_enabled);
551 vf->promisc_unicast_enabled = FALSE;
555 avf_dev_allmulticast_enable(struct rte_eth_dev *dev)
557 struct avf_adapter *adapter =
558 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
559 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
562 if (vf->promisc_multicast_enabled)
565 ret = avf_config_promisc(adapter, vf->promisc_unicast_enabled, TRUE);
567 vf->promisc_multicast_enabled = TRUE;
571 avf_dev_allmulticast_disable(struct rte_eth_dev *dev)
573 struct avf_adapter *adapter =
574 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
575 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
578 if (!vf->promisc_multicast_enabled)
581 ret = avf_config_promisc(adapter, vf->promisc_unicast_enabled, FALSE);
583 vf->promisc_multicast_enabled = FALSE;
587 avf_dev_add_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr,
588 __rte_unused uint32_t index,
589 __rte_unused uint32_t pool)
591 struct avf_adapter *adapter =
592 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
593 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
596 if (is_zero_ether_addr(addr)) {
597 PMD_DRV_LOG(ERR, "Invalid Ethernet Address");
601 err = avf_add_del_eth_addr(adapter, addr, TRUE);
603 PMD_DRV_LOG(ERR, "fail to add MAC address");
613 avf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
615 struct avf_adapter *adapter =
616 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
617 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
618 struct ether_addr *addr;
621 addr = &dev->data->mac_addrs[index];
623 err = avf_add_del_eth_addr(adapter, addr, FALSE);
625 PMD_DRV_LOG(ERR, "fail to delete MAC address");
631 avf_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
633 struct avf_adapter *adapter =
634 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
635 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
638 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
641 err = avf_add_del_vlan(adapter, vlan_id, on);
648 avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
650 struct avf_adapter *adapter =
651 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
652 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
653 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
656 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
659 /* Vlan stripping setting */
660 if (mask & ETH_VLAN_STRIP_MASK) {
661 /* Enable or disable VLAN stripping */
662 if (dev_conf->rxmode.hw_vlan_strip)
663 err = avf_enable_vlan_strip(adapter);
665 err = avf_disable_vlan_strip(adapter);
674 avf_dev_rss_reta_update(struct rte_eth_dev *dev,
675 struct rte_eth_rss_reta_entry64 *reta_conf,
678 struct avf_adapter *adapter =
679 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
680 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
682 uint16_t i, idx, shift;
685 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
688 if (reta_size != vf->vf_res->rss_lut_size) {
689 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
690 "(%d) doesn't match the number of hardware can "
691 "support (%d)", reta_size, vf->vf_res->rss_lut_size);
695 lut = rte_zmalloc("rss_lut", reta_size, 0);
697 PMD_DRV_LOG(ERR, "No memory can be allocated");
700 /* store the old lut table temporarily */
701 rte_memcpy(lut, vf->rss_lut, reta_size);
703 for (i = 0; i < reta_size; i++) {
704 idx = i / RTE_RETA_GROUP_SIZE;
705 shift = i % RTE_RETA_GROUP_SIZE;
706 if (reta_conf[idx].mask & (1ULL << shift))
707 lut[i] = reta_conf[idx].reta[shift];
710 rte_memcpy(vf->rss_lut, lut, reta_size);
711 /* send virtchnnl ops to configure rss*/
712 ret = avf_configure_rss_lut(adapter);
713 if (ret) /* revert back */
714 rte_memcpy(vf->rss_lut, lut, reta_size);
721 avf_dev_rss_reta_query(struct rte_eth_dev *dev,
722 struct rte_eth_rss_reta_entry64 *reta_conf,
725 struct avf_adapter *adapter =
726 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
727 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
728 uint16_t i, idx, shift;
730 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
733 if (reta_size != vf->vf_res->rss_lut_size) {
734 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
735 "(%d) doesn't match the number of hardware can "
736 "support (%d)", reta_size, vf->vf_res->rss_lut_size);
740 for (i = 0; i < reta_size; i++) {
741 idx = i / RTE_RETA_GROUP_SIZE;
742 shift = i % RTE_RETA_GROUP_SIZE;
743 if (reta_conf[idx].mask & (1ULL << shift))
744 reta_conf[idx].reta[shift] = vf->rss_lut[i];
751 avf_dev_rss_hash_update(struct rte_eth_dev *dev,
752 struct rte_eth_rss_conf *rss_conf)
754 struct avf_adapter *adapter =
755 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
756 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
758 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
761 /* HENA setting, it is enabled by default, no change */
762 if (!rss_conf->rss_key || rss_conf->rss_key_len == 0) {
763 PMD_DRV_LOG(DEBUG, "No key to be configured");
765 } else if (rss_conf->rss_key_len != vf->vf_res->rss_key_size) {
766 PMD_DRV_LOG(ERR, "The size of hash key configured "
767 "(%d) doesn't match the size of hardware can "
768 "support (%d)", rss_conf->rss_key_len,
769 vf->vf_res->rss_key_size);
773 rte_memcpy(vf->rss_key, rss_conf->rss_key, rss_conf->rss_key_len);
775 return avf_configure_rss_key(adapter);
779 avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
780 struct rte_eth_rss_conf *rss_conf)
782 struct avf_adapter *adapter =
783 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
784 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
786 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
789 /* Just set it to default value now. */
790 rss_conf->rss_hf = AVF_RSS_OFFLOAD_ALL;
792 if (!rss_conf->rss_key)
795 rss_conf->rss_key_len = vf->vf_res->rss_key_size;
796 rte_memcpy(rss_conf->rss_key, vf->rss_key, rss_conf->rss_key_len);
802 avf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
804 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
805 uint32_t frame_size = mtu + AVF_ETH_OVERHEAD;
808 if (mtu < ETHER_MIN_MTU || frame_size > AVF_FRAME_SIZE_MAX)
811 /* mtu setting is forbidden if port is start */
812 if (dev->data->dev_started) {
813 PMD_DRV_LOG(ERR, "port must be stopped before configuration");
817 if (frame_size > ETHER_MAX_LEN)
818 dev->data->dev_conf.rxmode.offloads |=
819 DEV_RX_OFFLOAD_JUMBO_FRAME;
821 dev->data->dev_conf.rxmode.offloads &=
822 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
824 dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
830 avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
831 struct ether_addr *mac_addr)
833 struct avf_adapter *adapter =
834 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
835 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
836 struct ether_addr *perm_addr, *old_addr;
839 old_addr = (struct ether_addr *)hw->mac.addr;
840 perm_addr = (struct ether_addr *)hw->mac.perm_addr;
842 if (is_same_ether_addr(mac_addr, old_addr))
845 /* If the MAC address is configured by host, skip the setting */
846 if (is_valid_assigned_ether_addr(perm_addr))
849 ret = avf_add_del_eth_addr(adapter, old_addr, FALSE);
851 PMD_DRV_LOG(ERR, "Fail to delete old MAC:"
852 " %02X:%02X:%02X:%02X:%02X:%02X",
853 old_addr->addr_bytes[0],
854 old_addr->addr_bytes[1],
855 old_addr->addr_bytes[2],
856 old_addr->addr_bytes[3],
857 old_addr->addr_bytes[4],
858 old_addr->addr_bytes[5]);
860 ret = avf_add_del_eth_addr(adapter, mac_addr, TRUE);
862 PMD_DRV_LOG(ERR, "Fail to add new MAC:"
863 " %02X:%02X:%02X:%02X:%02X:%02X",
864 mac_addr->addr_bytes[0],
865 mac_addr->addr_bytes[1],
866 mac_addr->addr_bytes[2],
867 mac_addr->addr_bytes[3],
868 mac_addr->addr_bytes[4],
869 mac_addr->addr_bytes[5]);
871 ether_addr_copy(mac_addr, (struct ether_addr *)hw->mac.addr);
875 avf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
877 struct avf_adapter *adapter =
878 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
879 struct virtchnl_eth_stats *pstats = NULL;
882 ret = avf_query_stats(adapter, &pstats);
884 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
885 pstats->rx_broadcast;
886 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
888 stats->imissed = pstats->rx_discards;
889 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
890 stats->ibytes = pstats->rx_bytes;
891 stats->obytes = pstats->tx_bytes;
893 PMD_DRV_LOG(ERR, "Get statistics failed");
899 avf_check_vf_reset_done(struct avf_hw *hw)
903 for (i = 0; i < AVF_RESET_WAIT_CNT; i++) {
904 reset = AVF_READ_REG(hw, AVFGEN_RSTAT) &
905 AVFGEN_RSTAT_VFR_STATE_MASK;
906 reset = reset >> AVFGEN_RSTAT_VFR_STATE_SHIFT;
907 if (reset == VIRTCHNL_VFR_VFACTIVE ||
908 reset == VIRTCHNL_VFR_COMPLETED)
913 if (i >= AVF_RESET_WAIT_CNT)
920 avf_init_vf(struct rte_eth_dev *dev)
923 struct avf_adapter *adapter =
924 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
925 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
926 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
928 err = avf_set_mac_type(hw);
930 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
934 err = avf_check_vf_reset_done(hw);
936 PMD_INIT_LOG(ERR, "VF is still resetting");
940 avf_init_adminq_parameter(hw);
941 err = avf_init_adminq(hw);
943 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
947 vf->aq_resp = rte_zmalloc("vf_aq_resp", AVF_AQ_BUF_SZ, 0);
949 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
952 if (avf_check_api_version(adapter) != 0) {
953 PMD_INIT_LOG(ERR, "check_api version failed");
957 bufsz = sizeof(struct virtchnl_vf_resource) +
958 (AVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
959 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
961 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
964 if (avf_get_vf_resource(adapter) != 0) {
965 PMD_INIT_LOG(ERR, "avf_get_vf_config failed");
968 /* Allocate memort for RSS info */
969 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
970 vf->rss_key = rte_zmalloc("rss_key",
971 vf->vf_res->rss_key_size, 0);
973 PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
976 vf->rss_lut = rte_zmalloc("rss_lut",
977 vf->vf_res->rss_lut_size, 0);
979 PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
985 rte_free(vf->rss_key);
986 rte_free(vf->rss_lut);
988 rte_free(vf->vf_res);
991 rte_free(vf->aq_resp);
993 avf_shutdown_adminq(hw);
998 /* Enable default admin queue interrupt setting */
1000 avf_enable_irq0(struct avf_hw *hw)
1002 /* Enable admin queue interrupt trigger */
1003 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, AVFINT_ICR0_ENA1_ADMINQ_MASK);
1005 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01, AVFINT_DYN_CTL01_INTENA_MASK |
1006 AVFINT_DYN_CTL01_ITR_INDX_MASK);
1008 AVF_WRITE_FLUSH(hw);
1012 avf_disable_irq0(struct avf_hw *hw)
1014 /* Disable all interrupt types */
1015 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, 0);
1016 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
1017 AVFINT_DYN_CTL01_ITR_INDX_MASK);
1018 AVF_WRITE_FLUSH(hw);
1022 avf_dev_interrupt_handler(void *param)
1024 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
1025 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1027 avf_disable_irq0(hw);
1029 avf_handle_virtchnl_msg(dev);
1032 avf_enable_irq0(hw);
1036 avf_dev_init(struct rte_eth_dev *eth_dev)
1038 struct avf_adapter *adapter =
1039 AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1040 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
1041 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
1043 PMD_INIT_FUNC_TRACE();
1045 /* assign ops func pointer */
1046 eth_dev->dev_ops = &avf_eth_dev_ops;
1047 eth_dev->rx_pkt_burst = &avf_recv_pkts;
1048 eth_dev->tx_pkt_burst = &avf_xmit_pkts;
1049 eth_dev->tx_pkt_prepare = &avf_prep_pkts;
1051 /* For secondary processes, we don't initialise any further as primary
1052 * has already done this work. Only check if we need a different RX
1055 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1056 avf_set_rx_function(eth_dev);
1057 avf_set_tx_function(eth_dev);
1060 rte_eth_copy_pci_info(eth_dev, pci_dev);
1062 hw->vendor_id = pci_dev->id.vendor_id;
1063 hw->device_id = pci_dev->id.device_id;
1064 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
1065 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
1066 hw->bus.bus_id = pci_dev->addr.bus;
1067 hw->bus.device = pci_dev->addr.devid;
1068 hw->bus.func = pci_dev->addr.function;
1069 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
1070 hw->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1071 adapter->eth_dev = eth_dev;
1073 if (avf_init_vf(eth_dev) != 0) {
1074 PMD_INIT_LOG(ERR, "Init vf failed");
1079 eth_dev->data->mac_addrs = rte_zmalloc(
1081 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
1083 if (!eth_dev->data->mac_addrs) {
1084 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
1085 " store MAC addresses",
1086 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
1089 /* If the MAC address is not configured by host,
1090 * generate a random one.
1092 if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
1093 eth_random_addr(hw->mac.addr);
1094 ether_addr_copy((struct ether_addr *)hw->mac.addr,
1095 ð_dev->data->mac_addrs[0]);
1097 /* register callback func to eal lib */
1098 rte_intr_callback_register(&pci_dev->intr_handle,
1099 avf_dev_interrupt_handler,
1102 /* enable uio intr after callback register */
1103 rte_intr_enable(&pci_dev->intr_handle);
1105 /* configure and enable device interrupt */
1106 avf_enable_irq0(hw);
1112 avf_dev_close(struct rte_eth_dev *dev)
1114 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1115 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1116 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1119 avf_shutdown_adminq(hw);
1120 /* disable uio intr before callback unregister */
1121 rte_intr_disable(intr_handle);
1123 /* unregister callback func from eal lib */
1124 rte_intr_callback_unregister(intr_handle,
1125 avf_dev_interrupt_handler, dev);
1126 avf_disable_irq0(hw);
1130 avf_dev_uninit(struct rte_eth_dev *dev)
1132 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1133 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1135 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1138 dev->dev_ops = NULL;
1139 dev->rx_pkt_burst = NULL;
1140 dev->tx_pkt_burst = NULL;
1141 if (hw->adapter_stopped == 0)
1144 rte_free(vf->vf_res);
1148 rte_free(vf->aq_resp);
1151 rte_free(dev->data->mac_addrs);
1152 dev->data->mac_addrs = NULL;
1155 rte_free(vf->rss_lut);
1159 rte_free(vf->rss_key);
1166 static int eth_avf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1167 struct rte_pci_device *pci_dev)
1169 return rte_eth_dev_pci_generic_probe(pci_dev,
1170 sizeof(struct avf_adapter), avf_dev_init);
1173 static int eth_avf_pci_remove(struct rte_pci_device *pci_dev)
1175 return rte_eth_dev_pci_generic_remove(pci_dev, avf_dev_uninit);
1178 /* Adaptive virtual function driver struct */
1179 static struct rte_pci_driver rte_avf_pmd = {
1180 .id_table = pci_id_avf_map,
1181 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
1182 RTE_PCI_DRV_IOVA_AS_VA,
1183 .probe = eth_avf_pci_probe,
1184 .remove = eth_avf_pci_remove,
1187 RTE_PMD_REGISTER_PCI(net_avf, rte_avf_pmd);
1188 RTE_PMD_REGISTER_PCI_TABLE(net_avf, pci_id_avf_map);
1189 RTE_PMD_REGISTER_KMOD_DEP(net_avf, "* igb_uio | vfio-pci");
1190 RTE_INIT(avf_init_log);
1194 avf_logtype_init = rte_log_register("pmd.avf.init");
1195 if (avf_logtype_init >= 0)
1196 rte_log_set_level(avf_logtype_init, RTE_LOG_NOTICE);
1197 avf_logtype_driver = rte_log_register("pmd.avf.driver");
1198 if (avf_logtype_driver >= 0)
1199 rte_log_set_level(avf_logtype_driver, RTE_LOG_NOTICE);
1202 /* memory func for base code */
1203 enum avf_status_code
1204 avf_allocate_dma_mem_d(__rte_unused struct avf_hw *hw,
1205 struct avf_dma_mem *mem,
1209 const struct rte_memzone *mz = NULL;
1210 char z_name[RTE_MEMZONE_NAMESIZE];
1213 return AVF_ERR_PARAM;
1215 snprintf(z_name, sizeof(z_name), "avf_dma_%"PRIu64, rte_rand());
1216 mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
1217 alignment, RTE_PGSIZE_2M);
1219 return AVF_ERR_NO_MEMORY;
1223 mem->pa = mz->phys_addr;
1224 mem->zone = (const void *)mz;
1226 "memzone %s allocated with physical address: %"PRIu64,
1232 enum avf_status_code
1233 avf_free_dma_mem_d(__rte_unused struct avf_hw *hw,
1234 struct avf_dma_mem *mem)
1237 return AVF_ERR_PARAM;
1240 "memzone %s to be freed with physical address: %"PRIu64,
1241 ((const struct rte_memzone *)mem->zone)->name, mem->pa);
1242 rte_memzone_free((const struct rte_memzone *)mem->zone);
1250 enum avf_status_code
1251 avf_allocate_virt_mem_d(__rte_unused struct avf_hw *hw,
1252 struct avf_virt_mem *mem,
1256 return AVF_ERR_PARAM;
1259 mem->va = rte_zmalloc("avf", size, 0);
1264 return AVF_ERR_NO_MEMORY;
1267 enum avf_status_code
1268 avf_free_virt_mem_d(__rte_unused struct avf_hw *hw,
1269 struct avf_virt_mem *mem)
1272 return AVF_ERR_PARAM;