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 void avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
58 struct ether_addr *mac_addr);
61 int avf_logtype_driver;
62 static const struct rte_pci_id pci_id_avf_map[] = {
63 { RTE_PCI_DEVICE(AVF_INTEL_VENDOR_ID, AVF_DEV_ID_ADAPTIVE_VF) },
64 { .vendor_id = 0, /* sentinel */ },
67 static const struct eth_dev_ops avf_eth_dev_ops = {
68 .dev_configure = avf_dev_configure,
69 .dev_start = avf_dev_start,
70 .dev_stop = avf_dev_stop,
71 .dev_close = avf_dev_close,
72 .dev_infos_get = avf_dev_info_get,
73 .dev_supported_ptypes_get = avf_dev_supported_ptypes_get,
74 .link_update = avf_dev_link_update,
75 .stats_get = avf_dev_stats_get,
76 .promiscuous_enable = avf_dev_promiscuous_enable,
77 .promiscuous_disable = avf_dev_promiscuous_disable,
78 .allmulticast_enable = avf_dev_allmulticast_enable,
79 .allmulticast_disable = avf_dev_allmulticast_disable,
80 .mac_addr_add = avf_dev_add_mac_addr,
81 .mac_addr_remove = avf_dev_del_mac_addr,
82 .vlan_filter_set = avf_dev_vlan_filter_set,
83 .vlan_offload_set = avf_dev_vlan_offload_set,
84 .rx_queue_start = avf_dev_rx_queue_start,
85 .rx_queue_stop = avf_dev_rx_queue_stop,
86 .tx_queue_start = avf_dev_tx_queue_start,
87 .tx_queue_stop = avf_dev_tx_queue_stop,
88 .rx_queue_setup = avf_dev_rx_queue_setup,
89 .rx_queue_release = avf_dev_rx_queue_release,
90 .tx_queue_setup = avf_dev_tx_queue_setup,
91 .tx_queue_release = avf_dev_tx_queue_release,
92 .mac_addr_set = avf_dev_set_default_mac_addr,
96 avf_dev_configure(struct rte_eth_dev *dev)
98 struct avf_adapter *ad =
99 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
100 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(ad);
101 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
103 /* Vlan stripping setting */
104 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
105 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
106 avf_enable_vlan_strip(ad);
108 avf_disable_vlan_strip(ad);
114 avf_init_rss(struct avf_adapter *adapter)
116 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
117 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
118 struct rte_eth_rss_conf *rss_conf;
122 rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
123 nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
126 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
127 PMD_DRV_LOG(DEBUG, "RSS is not supported");
130 if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
131 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
132 /* set all lut items to default queue */
133 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
135 ret = avf_configure_rss_lut(adapter);
139 /* In AVF, RSS enablement is set by PF driver. It is not supported
140 * to set based on rss_conf->rss_hf.
143 /* configure RSS key */
144 if (!rss_conf->rss_key) {
145 /* Calculate the default hash key */
146 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
147 vf->rss_key[i] = (uint8_t)rte_rand();
149 rte_memcpy(vf->rss_key, rss_conf->rss_key,
150 RTE_MIN(rss_conf->rss_key_len,
151 vf->vf_res->rss_key_size));
153 /* init RSS LUT table */
154 for (i = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
159 /* send virtchnnl ops to configure rss*/
160 ret = avf_configure_rss_lut(adapter);
163 ret = avf_configure_rss_key(adapter);
171 avf_init_rxq(struct rte_eth_dev *dev, struct avf_rx_queue *rxq)
173 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
174 struct rte_eth_dev_data *dev_data = dev->data;
175 uint16_t buf_size, max_pkt_len, len;
177 buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
179 /* Calculate the maximum packet length allowed */
180 len = rxq->rx_buf_len * AVF_MAX_CHAINED_RX_BUFFERS;
181 max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
183 /* Check if the jumbo frame and maximum packet length are set
186 if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
187 if (max_pkt_len <= ETHER_MAX_LEN ||
188 max_pkt_len > AVF_FRAME_SIZE_MAX) {
189 PMD_DRV_LOG(ERR, "maximum packet length must be "
190 "larger than %u and smaller than %u, "
191 "as jumbo frame is enabled",
192 (uint32_t)ETHER_MAX_LEN,
193 (uint32_t)AVF_FRAME_SIZE_MAX);
197 if (max_pkt_len < ETHER_MIN_LEN ||
198 max_pkt_len > ETHER_MAX_LEN) {
199 PMD_DRV_LOG(ERR, "maximum packet length must be "
200 "larger than %u and smaller than %u, "
201 "as jumbo frame is disabled",
202 (uint32_t)ETHER_MIN_LEN,
203 (uint32_t)ETHER_MAX_LEN);
208 rxq->max_pkt_len = max_pkt_len;
209 if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
210 (rxq->max_pkt_len + 2 * AVF_VLAN_TAG_SIZE) > buf_size) {
211 dev_data->scattered_rx = 1;
213 AVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
220 avf_init_queues(struct rte_eth_dev *dev)
222 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
223 struct avf_rx_queue **rxq =
224 (struct avf_rx_queue **)dev->data->rx_queues;
225 struct avf_tx_queue **txq =
226 (struct avf_tx_queue **)dev->data->tx_queues;
227 int i, ret = AVF_SUCCESS;
229 for (i = 0; i < dev->data->nb_rx_queues; i++) {
230 if (!rxq[i] || !rxq[i]->q_set)
232 ret = avf_init_rxq(dev, rxq[i]);
233 if (ret != AVF_SUCCESS)
236 /* set rx/tx function to vector/scatter/single-segment
237 * according to parameters
239 avf_set_rx_function(dev);
240 avf_set_tx_function(dev);
246 avf_start_queues(struct rte_eth_dev *dev)
248 struct avf_rx_queue *rxq;
249 struct avf_tx_queue *txq;
252 for (i = 0; i < dev->data->nb_tx_queues; i++) {
253 txq = dev->data->tx_queues[i];
254 if (txq->tx_deferred_start)
256 if (avf_dev_tx_queue_start(dev, i) != 0) {
257 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
262 for (i = 0; i < dev->data->nb_rx_queues; i++) {
263 rxq = dev->data->rx_queues[i];
264 if (rxq->rx_deferred_start)
266 if (avf_dev_rx_queue_start(dev, i) != 0) {
267 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
276 avf_dev_start(struct rte_eth_dev *dev)
278 struct avf_adapter *adapter =
279 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
280 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
281 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
282 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
283 struct rte_intr_handle *intr_handle = dev->intr_handle;
287 PMD_INIT_FUNC_TRACE();
289 hw->adapter_stopped = 0;
291 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
292 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
293 dev->data->nb_tx_queues);
295 /* TODO: Rx interrupt */
297 if (avf_init_queues(dev) != 0) {
298 PMD_DRV_LOG(ERR, "failed to do Queue init");
302 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
303 if (avf_init_rss(adapter) != 0) {
304 PMD_DRV_LOG(ERR, "configure rss failed");
309 if (avf_configure_queues(adapter) != 0) {
310 PMD_DRV_LOG(ERR, "configure queues failed");
314 /* Map interrupt for writeback */
316 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
317 /* If WB_ON_ITR supports, enable it */
318 vf->msix_base = AVF_RX_VEC_START;
319 AVF_WRITE_REG(hw, AVFINT_DYN_CTLN1(vf->msix_base - 1),
320 AVFINT_DYN_CTLN1_ITR_INDX_MASK |
321 AVFINT_DYN_CTLN1_WB_ON_ITR_MASK);
323 /* If no WB_ON_ITR offload flags, need to set interrupt for
324 * descriptor write back.
326 vf->msix_base = AVF_MISC_VEC_ID;
329 interval = avf_calc_itr_interval(AVF_QUEUE_ITR_INTERVAL_MAX);
330 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
331 AVFINT_DYN_CTL01_INTENA_MASK |
332 (AVF_ITR_INDEX_DEFAULT <<
333 AVFINT_DYN_CTL01_ITR_INDX_SHIFT) |
334 (interval << AVFINT_DYN_CTL01_INTERVAL_SHIFT));
337 /* map all queues to the same interrupt */
338 for (i = 0; i < dev->data->nb_rx_queues; i++)
339 vf->rxq_map[0] |= 1 << i;
340 if (avf_config_irq_map(adapter)) {
341 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
345 /* Set all mac addrs */
346 avf_add_del_all_mac_addr(adapter, TRUE);
348 if (avf_start_queues(dev) != 0) {
349 PMD_DRV_LOG(ERR, "enable queues failed");
353 /* TODO: enable interrupt for RX interrupt */
357 avf_add_del_all_mac_addr(adapter, FALSE);
364 avf_dev_stop(struct rte_eth_dev *dev)
366 struct avf_adapter *adapter =
367 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
368 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev);
371 PMD_INIT_FUNC_TRACE();
373 if (hw->adapter_stopped == 1)
376 avf_stop_queues(dev);
378 /*TODO: Disable the interrupt for Rx*/
380 /* TODO: Rx interrupt vector mapping free */
382 /* remove all mac addrs */
383 avf_add_del_all_mac_addr(adapter, FALSE);
384 hw->adapter_stopped = 1;
388 avf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
390 struct avf_adapter *adapter =
391 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
392 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
394 memset(dev_info, 0, sizeof(*dev_info));
395 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
396 dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
397 dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
398 dev_info->min_rx_bufsize = AVF_BUF_SIZE_MIN;
399 dev_info->max_rx_pktlen = AVF_FRAME_SIZE_MAX;
400 dev_info->hash_key_size = vf->vf_res->rss_key_size;
401 dev_info->reta_size = vf->vf_res->rss_lut_size;
402 dev_info->flow_type_rss_offloads = AVF_RSS_OFFLOAD_ALL;
403 dev_info->max_mac_addrs = AVF_NUM_MACADDR_MAX;
404 dev_info->rx_offload_capa =
405 DEV_RX_OFFLOAD_VLAN_STRIP |
406 DEV_RX_OFFLOAD_IPV4_CKSUM |
407 DEV_RX_OFFLOAD_UDP_CKSUM |
408 DEV_RX_OFFLOAD_TCP_CKSUM;
409 dev_info->tx_offload_capa =
410 DEV_TX_OFFLOAD_VLAN_INSERT |
411 DEV_TX_OFFLOAD_IPV4_CKSUM |
412 DEV_TX_OFFLOAD_UDP_CKSUM |
413 DEV_TX_OFFLOAD_TCP_CKSUM |
414 DEV_TX_OFFLOAD_SCTP_CKSUM |
415 DEV_TX_OFFLOAD_TCP_TSO;
417 dev_info->default_rxconf = (struct rte_eth_rxconf) {
418 .rx_free_thresh = AVF_DEFAULT_RX_FREE_THRESH,
422 dev_info->default_txconf = (struct rte_eth_txconf) {
423 .tx_free_thresh = AVF_DEFAULT_TX_FREE_THRESH,
424 .tx_rs_thresh = AVF_DEFAULT_TX_RS_THRESH,
425 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
426 ETH_TXQ_FLAGS_NOOFFLOADS,
429 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
430 .nb_max = AVF_MAX_RING_DESC,
431 .nb_min = AVF_MIN_RING_DESC,
432 .nb_align = AVF_ALIGN_RING_DESC,
435 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
436 .nb_max = AVF_MAX_RING_DESC,
437 .nb_min = AVF_MIN_RING_DESC,
438 .nb_align = AVF_ALIGN_RING_DESC,
442 static const uint32_t *
443 avf_dev_supported_ptypes_get(struct rte_eth_dev *dev)
445 static const uint32_t ptypes[] = {
447 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
450 RTE_PTYPE_L4_NONFRAG,
460 avf_dev_link_update(struct rte_eth_dev *dev,
461 __rte_unused int wait_to_complete)
463 struct rte_eth_link new_link;
464 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
466 /* Only read status info stored in VF, and the info is updated
467 * when receive LINK_CHANGE evnet from PF by Virtchnnl.
469 switch (vf->link_speed) {
470 case VIRTCHNL_LINK_SPEED_100MB:
471 new_link.link_speed = ETH_SPEED_NUM_100M;
473 case VIRTCHNL_LINK_SPEED_1GB:
474 new_link.link_speed = ETH_SPEED_NUM_1G;
476 case VIRTCHNL_LINK_SPEED_10GB:
477 new_link.link_speed = ETH_SPEED_NUM_10G;
479 case VIRTCHNL_LINK_SPEED_20GB:
480 new_link.link_speed = ETH_SPEED_NUM_20G;
482 case VIRTCHNL_LINK_SPEED_25GB:
483 new_link.link_speed = ETH_SPEED_NUM_25G;
485 case VIRTCHNL_LINK_SPEED_40GB:
486 new_link.link_speed = ETH_SPEED_NUM_40G;
489 new_link.link_speed = ETH_SPEED_NUM_NONE;
493 new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
494 new_link.link_status = vf->link_up ? ETH_LINK_UP :
496 new_link.link_autoneg = !!(dev->data->dev_conf.link_speeds &
497 ETH_LINK_SPEED_FIXED);
499 rte_atomic64_cmpset((uint64_t *)&dev->data->dev_link,
500 *(uint64_t *)&dev->data->dev_link,
501 *(uint64_t *)&new_link);
507 avf_dev_promiscuous_enable(struct rte_eth_dev *dev)
509 struct avf_adapter *adapter =
510 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
511 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
514 if (vf->promisc_unicast_enabled)
517 ret = avf_config_promisc(adapter, TRUE, vf->promisc_multicast_enabled);
519 vf->promisc_unicast_enabled = TRUE;
523 avf_dev_promiscuous_disable(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, FALSE, vf->promisc_multicast_enabled);
535 vf->promisc_unicast_enabled = FALSE;
539 avf_dev_allmulticast_enable(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_multicast_enabled)
549 ret = avf_config_promisc(adapter, vf->promisc_unicast_enabled, TRUE);
551 vf->promisc_multicast_enabled = TRUE;
555 avf_dev_allmulticast_disable(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, FALSE);
567 vf->promisc_multicast_enabled = FALSE;
571 avf_dev_add_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr,
572 __rte_unused uint32_t index,
573 __rte_unused uint32_t pool)
575 struct avf_adapter *adapter =
576 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
577 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
580 if (is_zero_ether_addr(addr)) {
581 PMD_DRV_LOG(ERR, "Invalid Ethernet Address");
585 err = avf_add_del_eth_addr(adapter, addr, TRUE);
587 PMD_DRV_LOG(ERR, "fail to add MAC address");
597 avf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
599 struct avf_adapter *adapter =
600 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
601 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
602 struct ether_addr *addr;
605 addr = &dev->data->mac_addrs[index];
607 err = avf_add_del_eth_addr(adapter, addr, FALSE);
609 PMD_DRV_LOG(ERR, "fail to delete MAC address");
615 avf_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
617 struct avf_adapter *adapter =
618 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
619 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
622 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
625 err = avf_add_del_vlan(adapter, vlan_id, on);
632 avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
634 struct avf_adapter *adapter =
635 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
636 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
637 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
640 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
643 /* Vlan stripping setting */
644 if (mask & ETH_VLAN_STRIP_MASK) {
645 /* Enable or disable VLAN stripping */
646 if (dev_conf->rxmode.hw_vlan_strip)
647 err = avf_enable_vlan_strip(adapter);
649 err = avf_disable_vlan_strip(adapter);
658 avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
659 struct ether_addr *mac_addr)
661 struct avf_adapter *adapter =
662 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
663 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
664 struct ether_addr *perm_addr, *old_addr;
667 old_addr = (struct ether_addr *)hw->mac.addr;
668 perm_addr = (struct ether_addr *)hw->mac.perm_addr;
670 if (is_same_ether_addr(mac_addr, old_addr))
673 /* If the MAC address is configured by host, skip the setting */
674 if (is_valid_assigned_ether_addr(perm_addr))
677 ret = avf_add_del_eth_addr(adapter, old_addr, FALSE);
679 PMD_DRV_LOG(ERR, "Fail to delete old MAC:"
680 " %02X:%02X:%02X:%02X:%02X:%02X",
681 old_addr->addr_bytes[0],
682 old_addr->addr_bytes[1],
683 old_addr->addr_bytes[2],
684 old_addr->addr_bytes[3],
685 old_addr->addr_bytes[4],
686 old_addr->addr_bytes[5]);
688 ret = avf_add_del_eth_addr(adapter, mac_addr, TRUE);
690 PMD_DRV_LOG(ERR, "Fail to add new MAC:"
691 " %02X:%02X:%02X:%02X:%02X:%02X",
692 mac_addr->addr_bytes[0],
693 mac_addr->addr_bytes[1],
694 mac_addr->addr_bytes[2],
695 mac_addr->addr_bytes[3],
696 mac_addr->addr_bytes[4],
697 mac_addr->addr_bytes[5]);
699 ether_addr_copy(mac_addr, (struct ether_addr *)hw->mac.addr);
703 avf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
705 struct avf_adapter *adapter =
706 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
707 struct virtchnl_eth_stats *pstats = NULL;
710 ret = avf_query_stats(adapter, &pstats);
712 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
713 pstats->rx_broadcast;
714 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
716 stats->imissed = pstats->rx_discards;
717 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
718 stats->ibytes = pstats->rx_bytes;
719 stats->obytes = pstats->tx_bytes;
721 PMD_DRV_LOG(ERR, "Get statistics failed");
727 avf_check_vf_reset_done(struct avf_hw *hw)
731 for (i = 0; i < AVF_RESET_WAIT_CNT; i++) {
732 reset = AVF_READ_REG(hw, AVFGEN_RSTAT) &
733 AVFGEN_RSTAT_VFR_STATE_MASK;
734 reset = reset >> AVFGEN_RSTAT_VFR_STATE_SHIFT;
735 if (reset == VIRTCHNL_VFR_VFACTIVE ||
736 reset == VIRTCHNL_VFR_COMPLETED)
741 if (i >= AVF_RESET_WAIT_CNT)
748 avf_init_vf(struct rte_eth_dev *dev)
751 struct avf_adapter *adapter =
752 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
753 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
754 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
756 err = avf_set_mac_type(hw);
758 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
762 err = avf_check_vf_reset_done(hw);
764 PMD_INIT_LOG(ERR, "VF is still resetting");
768 avf_init_adminq_parameter(hw);
769 err = avf_init_adminq(hw);
771 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
775 vf->aq_resp = rte_zmalloc("vf_aq_resp", AVF_AQ_BUF_SZ, 0);
777 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
780 if (avf_check_api_version(adapter) != 0) {
781 PMD_INIT_LOG(ERR, "check_api version failed");
785 bufsz = sizeof(struct virtchnl_vf_resource) +
786 (AVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
787 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
789 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
792 if (avf_get_vf_resource(adapter) != 0) {
793 PMD_INIT_LOG(ERR, "avf_get_vf_config failed");
796 /* Allocate memort for RSS info */
797 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
798 vf->rss_key = rte_zmalloc("rss_key",
799 vf->vf_res->rss_key_size, 0);
801 PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
804 vf->rss_lut = rte_zmalloc("rss_lut",
805 vf->vf_res->rss_lut_size, 0);
807 PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
813 rte_free(vf->rss_key);
814 rte_free(vf->rss_lut);
816 rte_free(vf->vf_res);
819 rte_free(vf->aq_resp);
821 avf_shutdown_adminq(hw);
826 /* Enable default admin queue interrupt setting */
828 avf_enable_irq0(struct avf_hw *hw)
830 /* Enable admin queue interrupt trigger */
831 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, AVFINT_ICR0_ENA1_ADMINQ_MASK);
833 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01, AVFINT_DYN_CTL01_INTENA_MASK |
834 AVFINT_DYN_CTL01_ITR_INDX_MASK);
840 avf_disable_irq0(struct avf_hw *hw)
842 /* Disable all interrupt types */
843 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, 0);
844 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
845 AVFINT_DYN_CTL01_ITR_INDX_MASK);
850 avf_dev_interrupt_handler(void *param)
852 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
853 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
855 avf_disable_irq0(hw);
857 avf_handle_virtchnl_msg(dev);
864 avf_dev_init(struct rte_eth_dev *eth_dev)
866 struct avf_adapter *adapter =
867 AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
868 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
869 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
871 PMD_INIT_FUNC_TRACE();
873 /* assign ops func pointer */
874 eth_dev->dev_ops = &avf_eth_dev_ops;
875 eth_dev->rx_pkt_burst = &avf_recv_pkts;
876 eth_dev->tx_pkt_burst = &avf_xmit_pkts;
877 eth_dev->tx_pkt_prepare = &avf_prep_pkts;
879 /* For secondary processes, we don't initialise any further as primary
880 * has already done this work. Only check if we need a different RX
883 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
884 avf_set_rx_function(eth_dev);
885 avf_set_tx_function(eth_dev);
888 rte_eth_copy_pci_info(eth_dev, pci_dev);
890 hw->vendor_id = pci_dev->id.vendor_id;
891 hw->device_id = pci_dev->id.device_id;
892 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
893 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
894 hw->bus.bus_id = pci_dev->addr.bus;
895 hw->bus.device = pci_dev->addr.devid;
896 hw->bus.func = pci_dev->addr.function;
897 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
898 hw->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
899 adapter->eth_dev = eth_dev;
901 if (avf_init_vf(eth_dev) != 0) {
902 PMD_INIT_LOG(ERR, "Init vf failed");
907 eth_dev->data->mac_addrs = rte_zmalloc(
909 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
911 if (!eth_dev->data->mac_addrs) {
912 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
913 " store MAC addresses",
914 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
917 /* If the MAC address is not configured by host,
918 * generate a random one.
920 if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
921 eth_random_addr(hw->mac.addr);
922 ether_addr_copy((struct ether_addr *)hw->mac.addr,
923 ð_dev->data->mac_addrs[0]);
925 /* register callback func to eal lib */
926 rte_intr_callback_register(&pci_dev->intr_handle,
927 avf_dev_interrupt_handler,
930 /* enable uio intr after callback register */
931 rte_intr_enable(&pci_dev->intr_handle);
933 /* configure and enable device interrupt */
940 avf_dev_close(struct rte_eth_dev *dev)
942 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
943 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
944 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
947 avf_shutdown_adminq(hw);
948 /* disable uio intr before callback unregister */
949 rte_intr_disable(intr_handle);
951 /* unregister callback func from eal lib */
952 rte_intr_callback_unregister(intr_handle,
953 avf_dev_interrupt_handler, dev);
954 avf_disable_irq0(hw);
958 avf_dev_uninit(struct rte_eth_dev *dev)
960 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
961 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
963 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
967 dev->rx_pkt_burst = NULL;
968 dev->tx_pkt_burst = NULL;
969 if (hw->adapter_stopped == 0)
972 rte_free(vf->vf_res);
976 rte_free(vf->aq_resp);
979 rte_free(dev->data->mac_addrs);
980 dev->data->mac_addrs = NULL;
983 rte_free(vf->rss_lut);
987 rte_free(vf->rss_key);
994 static int eth_avf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
995 struct rte_pci_device *pci_dev)
997 return rte_eth_dev_pci_generic_probe(pci_dev,
998 sizeof(struct avf_adapter), avf_dev_init);
1001 static int eth_avf_pci_remove(struct rte_pci_device *pci_dev)
1003 return rte_eth_dev_pci_generic_remove(pci_dev, avf_dev_uninit);
1006 /* Adaptive virtual function driver struct */
1007 static struct rte_pci_driver rte_avf_pmd = {
1008 .id_table = pci_id_avf_map,
1009 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
1010 RTE_PCI_DRV_IOVA_AS_VA,
1011 .probe = eth_avf_pci_probe,
1012 .remove = eth_avf_pci_remove,
1015 RTE_PMD_REGISTER_PCI(net_avf, rte_avf_pmd);
1016 RTE_PMD_REGISTER_PCI_TABLE(net_avf, pci_id_avf_map);
1017 RTE_PMD_REGISTER_KMOD_DEP(net_avf, "* igb_uio | vfio-pci");
1018 RTE_INIT(avf_init_log);
1022 avf_logtype_init = rte_log_register("pmd.avf.init");
1023 if (avf_logtype_init >= 0)
1024 rte_log_set_level(avf_logtype_init, RTE_LOG_NOTICE);
1025 avf_logtype_driver = rte_log_register("pmd.avf.driver");
1026 if (avf_logtype_driver >= 0)
1027 rte_log_set_level(avf_logtype_driver, RTE_LOG_NOTICE);
1030 /* memory func for base code */
1031 enum avf_status_code
1032 avf_allocate_dma_mem_d(__rte_unused struct avf_hw *hw,
1033 struct avf_dma_mem *mem,
1037 const struct rte_memzone *mz = NULL;
1038 char z_name[RTE_MEMZONE_NAMESIZE];
1041 return AVF_ERR_PARAM;
1043 snprintf(z_name, sizeof(z_name), "avf_dma_%"PRIu64, rte_rand());
1044 mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
1045 alignment, RTE_PGSIZE_2M);
1047 return AVF_ERR_NO_MEMORY;
1051 mem->pa = mz->phys_addr;
1052 mem->zone = (const void *)mz;
1054 "memzone %s allocated with physical address: %"PRIu64,
1060 enum avf_status_code
1061 avf_free_dma_mem_d(__rte_unused struct avf_hw *hw,
1062 struct avf_dma_mem *mem)
1065 return AVF_ERR_PARAM;
1068 "memzone %s to be freed with physical address: %"PRIu64,
1069 ((const struct rte_memzone *)mem->zone)->name, mem->pa);
1070 rte_memzone_free((const struct rte_memzone *)mem->zone);
1078 enum avf_status_code
1079 avf_allocate_virt_mem_d(__rte_unused struct avf_hw *hw,
1080 struct avf_virt_mem *mem,
1084 return AVF_ERR_PARAM;
1087 mem->va = rte_zmalloc("avf", size, 0);
1092 return AVF_ERR_NO_MEMORY;
1095 enum avf_status_code
1096 avf_free_virt_mem_d(__rte_unused struct avf_hw *hw,
1097 struct avf_virt_mem *mem)
1100 return AVF_ERR_PARAM;