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);
47 int avf_logtype_driver;
48 static const struct rte_pci_id pci_id_avf_map[] = {
49 { RTE_PCI_DEVICE(AVF_INTEL_VENDOR_ID, AVF_DEV_ID_ADAPTIVE_VF) },
50 { .vendor_id = 0, /* sentinel */ },
53 static const struct eth_dev_ops avf_eth_dev_ops = {
54 .dev_configure = avf_dev_configure,
55 .dev_start = avf_dev_start,
56 .dev_stop = avf_dev_stop,
57 .dev_close = avf_dev_close,
58 .dev_infos_get = avf_dev_info_get,
59 .dev_supported_ptypes_get = avf_dev_supported_ptypes_get,
60 .link_update = avf_dev_link_update,
61 .stats_get = avf_dev_stats_get,
62 .rx_queue_start = avf_dev_rx_queue_start,
63 .rx_queue_stop = avf_dev_rx_queue_stop,
64 .tx_queue_start = avf_dev_tx_queue_start,
65 .tx_queue_stop = avf_dev_tx_queue_stop,
66 .rx_queue_setup = avf_dev_rx_queue_setup,
67 .rx_queue_release = avf_dev_rx_queue_release,
68 .tx_queue_setup = avf_dev_tx_queue_setup,
69 .tx_queue_release = avf_dev_tx_queue_release,
73 avf_dev_configure(struct rte_eth_dev *dev)
75 struct avf_adapter *ad =
76 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
77 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(ad);
78 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
80 /* Vlan stripping setting */
81 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
82 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
83 avf_enable_vlan_strip(ad);
85 avf_disable_vlan_strip(ad);
91 avf_init_rss(struct avf_adapter *adapter)
93 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
94 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
95 struct rte_eth_rss_conf *rss_conf;
99 rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
100 nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
103 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
104 PMD_DRV_LOG(DEBUG, "RSS is not supported");
107 if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
108 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
109 /* set all lut items to default queue */
110 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
112 ret = avf_configure_rss_lut(adapter);
116 /* In AVF, RSS enablement is set by PF driver. It is not supported
117 * to set based on rss_conf->rss_hf.
120 /* configure RSS key */
121 if (!rss_conf->rss_key) {
122 /* Calculate the default hash key */
123 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
124 vf->rss_key[i] = (uint8_t)rte_rand();
126 rte_memcpy(vf->rss_key, rss_conf->rss_key,
127 RTE_MIN(rss_conf->rss_key_len,
128 vf->vf_res->rss_key_size));
130 /* init RSS LUT table */
131 for (i = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
136 /* send virtchnnl ops to configure rss*/
137 ret = avf_configure_rss_lut(adapter);
140 ret = avf_configure_rss_key(adapter);
148 avf_init_rxq(struct rte_eth_dev *dev, struct avf_rx_queue *rxq)
150 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
151 struct rte_eth_dev_data *dev_data = dev->data;
152 uint16_t buf_size, max_pkt_len, len;
154 buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
156 /* Calculate the maximum packet length allowed */
157 len = rxq->rx_buf_len * AVF_MAX_CHAINED_RX_BUFFERS;
158 max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
160 /* Check if the jumbo frame and maximum packet length are set
163 if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
164 if (max_pkt_len <= ETHER_MAX_LEN ||
165 max_pkt_len > AVF_FRAME_SIZE_MAX) {
166 PMD_DRV_LOG(ERR, "maximum packet length must be "
167 "larger than %u and smaller than %u, "
168 "as jumbo frame is enabled",
169 (uint32_t)ETHER_MAX_LEN,
170 (uint32_t)AVF_FRAME_SIZE_MAX);
174 if (max_pkt_len < ETHER_MIN_LEN ||
175 max_pkt_len > ETHER_MAX_LEN) {
176 PMD_DRV_LOG(ERR, "maximum packet length must be "
177 "larger than %u and smaller than %u, "
178 "as jumbo frame is disabled",
179 (uint32_t)ETHER_MIN_LEN,
180 (uint32_t)ETHER_MAX_LEN);
185 rxq->max_pkt_len = max_pkt_len;
186 if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
187 (rxq->max_pkt_len + 2 * AVF_VLAN_TAG_SIZE) > buf_size) {
188 dev_data->scattered_rx = 1;
190 AVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
197 avf_init_queues(struct rte_eth_dev *dev)
199 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
200 struct avf_rx_queue **rxq =
201 (struct avf_rx_queue **)dev->data->rx_queues;
202 struct avf_tx_queue **txq =
203 (struct avf_tx_queue **)dev->data->tx_queues;
204 int i, ret = AVF_SUCCESS;
206 for (i = 0; i < dev->data->nb_rx_queues; i++) {
207 if (!rxq[i] || !rxq[i]->q_set)
209 ret = avf_init_rxq(dev, rxq[i]);
210 if (ret != AVF_SUCCESS)
213 /* set rx/tx function to vector/scatter/single-segment
214 * according to parameters
216 avf_set_rx_function(dev);
217 avf_set_tx_function(dev);
223 avf_start_queues(struct rte_eth_dev *dev)
225 struct avf_rx_queue *rxq;
226 struct avf_tx_queue *txq;
229 for (i = 0; i < dev->data->nb_tx_queues; i++) {
230 txq = dev->data->tx_queues[i];
231 if (txq->tx_deferred_start)
233 if (avf_dev_tx_queue_start(dev, i) != 0) {
234 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
239 for (i = 0; i < dev->data->nb_rx_queues; i++) {
240 rxq = dev->data->rx_queues[i];
241 if (rxq->rx_deferred_start)
243 if (avf_dev_rx_queue_start(dev, i) != 0) {
244 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
253 avf_dev_start(struct rte_eth_dev *dev)
255 struct avf_adapter *adapter =
256 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
257 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
258 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
259 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
260 struct rte_intr_handle *intr_handle = dev->intr_handle;
264 PMD_INIT_FUNC_TRACE();
266 hw->adapter_stopped = 0;
268 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
269 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
270 dev->data->nb_tx_queues);
272 /* TODO: Rx interrupt */
274 if (avf_init_queues(dev) != 0) {
275 PMD_DRV_LOG(ERR, "failed to do Queue init");
279 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
280 if (avf_init_rss(adapter) != 0) {
281 PMD_DRV_LOG(ERR, "configure rss failed");
286 if (avf_configure_queues(adapter) != 0) {
287 PMD_DRV_LOG(ERR, "configure queues failed");
291 /* Map interrupt for writeback */
293 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
294 /* If WB_ON_ITR supports, enable it */
295 vf->msix_base = AVF_RX_VEC_START;
296 AVF_WRITE_REG(hw, AVFINT_DYN_CTLN1(vf->msix_base - 1),
297 AVFINT_DYN_CTLN1_ITR_INDX_MASK |
298 AVFINT_DYN_CTLN1_WB_ON_ITR_MASK);
300 /* If no WB_ON_ITR offload flags, need to set interrupt for
301 * descriptor write back.
303 vf->msix_base = AVF_MISC_VEC_ID;
306 interval = avf_calc_itr_interval(AVF_QUEUE_ITR_INTERVAL_MAX);
307 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
308 AVFINT_DYN_CTL01_INTENA_MASK |
309 (AVF_ITR_INDEX_DEFAULT <<
310 AVFINT_DYN_CTL01_ITR_INDX_SHIFT) |
311 (interval << AVFINT_DYN_CTL01_INTERVAL_SHIFT));
314 /* map all queues to the same interrupt */
315 for (i = 0; i < dev->data->nb_rx_queues; i++)
316 vf->rxq_map[0] |= 1 << i;
317 if (avf_config_irq_map(adapter)) {
318 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
322 /* Set all mac addrs */
323 avf_add_del_all_mac_addr(adapter, TRUE);
325 if (avf_start_queues(dev) != 0) {
326 PMD_DRV_LOG(ERR, "enable queues failed");
330 /* TODO: enable interrupt for RX interrupt */
334 avf_add_del_all_mac_addr(adapter, FALSE);
341 avf_dev_stop(struct rte_eth_dev *dev)
343 struct avf_adapter *adapter =
344 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
345 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev);
348 PMD_INIT_FUNC_TRACE();
350 if (hw->adapter_stopped == 1)
353 avf_stop_queues(dev);
355 /*TODO: Disable the interrupt for Rx*/
357 /* TODO: Rx interrupt vector mapping free */
359 /* remove all mac addrs */
360 avf_add_del_all_mac_addr(adapter, FALSE);
361 hw->adapter_stopped = 1;
365 avf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
367 struct avf_adapter *adapter =
368 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
369 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
371 memset(dev_info, 0, sizeof(*dev_info));
372 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
373 dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
374 dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
375 dev_info->min_rx_bufsize = AVF_BUF_SIZE_MIN;
376 dev_info->max_rx_pktlen = AVF_FRAME_SIZE_MAX;
377 dev_info->hash_key_size = vf->vf_res->rss_key_size;
378 dev_info->reta_size = vf->vf_res->rss_lut_size;
379 dev_info->flow_type_rss_offloads = AVF_RSS_OFFLOAD_ALL;
380 dev_info->max_mac_addrs = AVF_NUM_MACADDR_MAX;
381 dev_info->rx_offload_capa =
382 DEV_RX_OFFLOAD_VLAN_STRIP |
383 DEV_RX_OFFLOAD_IPV4_CKSUM |
384 DEV_RX_OFFLOAD_UDP_CKSUM |
385 DEV_RX_OFFLOAD_TCP_CKSUM;
386 dev_info->tx_offload_capa =
387 DEV_TX_OFFLOAD_VLAN_INSERT |
388 DEV_TX_OFFLOAD_IPV4_CKSUM |
389 DEV_TX_OFFLOAD_UDP_CKSUM |
390 DEV_TX_OFFLOAD_TCP_CKSUM |
391 DEV_TX_OFFLOAD_SCTP_CKSUM |
392 DEV_TX_OFFLOAD_TCP_TSO;
394 dev_info->default_rxconf = (struct rte_eth_rxconf) {
395 .rx_free_thresh = AVF_DEFAULT_RX_FREE_THRESH,
399 dev_info->default_txconf = (struct rte_eth_txconf) {
400 .tx_free_thresh = AVF_DEFAULT_TX_FREE_THRESH,
401 .tx_rs_thresh = AVF_DEFAULT_TX_RS_THRESH,
402 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
403 ETH_TXQ_FLAGS_NOOFFLOADS,
406 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
407 .nb_max = AVF_MAX_RING_DESC,
408 .nb_min = AVF_MIN_RING_DESC,
409 .nb_align = AVF_ALIGN_RING_DESC,
412 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
413 .nb_max = AVF_MAX_RING_DESC,
414 .nb_min = AVF_MIN_RING_DESC,
415 .nb_align = AVF_ALIGN_RING_DESC,
419 static const uint32_t *
420 avf_dev_supported_ptypes_get(struct rte_eth_dev *dev)
422 static const uint32_t ptypes[] = {
424 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
427 RTE_PTYPE_L4_NONFRAG,
437 avf_dev_link_update(struct rte_eth_dev *dev,
438 __rte_unused int wait_to_complete)
440 struct rte_eth_link new_link;
441 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
443 /* Only read status info stored in VF, and the info is updated
444 * when receive LINK_CHANGE evnet from PF by Virtchnnl.
446 switch (vf->link_speed) {
447 case VIRTCHNL_LINK_SPEED_100MB:
448 new_link.link_speed = ETH_SPEED_NUM_100M;
450 case VIRTCHNL_LINK_SPEED_1GB:
451 new_link.link_speed = ETH_SPEED_NUM_1G;
453 case VIRTCHNL_LINK_SPEED_10GB:
454 new_link.link_speed = ETH_SPEED_NUM_10G;
456 case VIRTCHNL_LINK_SPEED_20GB:
457 new_link.link_speed = ETH_SPEED_NUM_20G;
459 case VIRTCHNL_LINK_SPEED_25GB:
460 new_link.link_speed = ETH_SPEED_NUM_25G;
462 case VIRTCHNL_LINK_SPEED_40GB:
463 new_link.link_speed = ETH_SPEED_NUM_40G;
466 new_link.link_speed = ETH_SPEED_NUM_NONE;
470 new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
471 new_link.link_status = vf->link_up ? ETH_LINK_UP :
473 new_link.link_autoneg = !!(dev->data->dev_conf.link_speeds &
474 ETH_LINK_SPEED_FIXED);
476 rte_atomic64_cmpset((uint64_t *)&dev->data->dev_link,
477 *(uint64_t *)&dev->data->dev_link,
478 *(uint64_t *)&new_link);
484 avf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
486 struct avf_adapter *adapter =
487 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
488 struct virtchnl_eth_stats *pstats = NULL;
491 ret = avf_query_stats(adapter, &pstats);
493 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
494 pstats->rx_broadcast;
495 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
497 stats->imissed = pstats->rx_discards;
498 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
499 stats->ibytes = pstats->rx_bytes;
500 stats->obytes = pstats->tx_bytes;
502 PMD_DRV_LOG(ERR, "Get statistics failed");
508 avf_check_vf_reset_done(struct avf_hw *hw)
512 for (i = 0; i < AVF_RESET_WAIT_CNT; i++) {
513 reset = AVF_READ_REG(hw, AVFGEN_RSTAT) &
514 AVFGEN_RSTAT_VFR_STATE_MASK;
515 reset = reset >> AVFGEN_RSTAT_VFR_STATE_SHIFT;
516 if (reset == VIRTCHNL_VFR_VFACTIVE ||
517 reset == VIRTCHNL_VFR_COMPLETED)
522 if (i >= AVF_RESET_WAIT_CNT)
529 avf_init_vf(struct rte_eth_dev *dev)
532 struct avf_adapter *adapter =
533 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
534 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
535 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
537 err = avf_set_mac_type(hw);
539 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
543 err = avf_check_vf_reset_done(hw);
545 PMD_INIT_LOG(ERR, "VF is still resetting");
549 avf_init_adminq_parameter(hw);
550 err = avf_init_adminq(hw);
552 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
556 vf->aq_resp = rte_zmalloc("vf_aq_resp", AVF_AQ_BUF_SZ, 0);
558 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
561 if (avf_check_api_version(adapter) != 0) {
562 PMD_INIT_LOG(ERR, "check_api version failed");
566 bufsz = sizeof(struct virtchnl_vf_resource) +
567 (AVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
568 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
570 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
573 if (avf_get_vf_resource(adapter) != 0) {
574 PMD_INIT_LOG(ERR, "avf_get_vf_config failed");
577 /* Allocate memort for RSS info */
578 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
579 vf->rss_key = rte_zmalloc("rss_key",
580 vf->vf_res->rss_key_size, 0);
582 PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
585 vf->rss_lut = rte_zmalloc("rss_lut",
586 vf->vf_res->rss_lut_size, 0);
588 PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
594 rte_free(vf->rss_key);
595 rte_free(vf->rss_lut);
597 rte_free(vf->vf_res);
600 rte_free(vf->aq_resp);
602 avf_shutdown_adminq(hw);
607 /* Enable default admin queue interrupt setting */
609 avf_enable_irq0(struct avf_hw *hw)
611 /* Enable admin queue interrupt trigger */
612 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, AVFINT_ICR0_ENA1_ADMINQ_MASK);
614 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01, AVFINT_DYN_CTL01_INTENA_MASK |
615 AVFINT_DYN_CTL01_ITR_INDX_MASK);
621 avf_disable_irq0(struct avf_hw *hw)
623 /* Disable all interrupt types */
624 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, 0);
625 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
626 AVFINT_DYN_CTL01_ITR_INDX_MASK);
631 avf_dev_interrupt_handler(void *param)
633 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
634 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
636 avf_disable_irq0(hw);
638 avf_handle_virtchnl_msg(dev);
645 avf_dev_init(struct rte_eth_dev *eth_dev)
647 struct avf_adapter *adapter =
648 AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
649 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
650 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
652 PMD_INIT_FUNC_TRACE();
654 /* assign ops func pointer */
655 eth_dev->dev_ops = &avf_eth_dev_ops;
656 eth_dev->rx_pkt_burst = &avf_recv_pkts;
657 eth_dev->tx_pkt_burst = &avf_xmit_pkts;
658 eth_dev->tx_pkt_prepare = &avf_prep_pkts;
660 /* For secondary processes, we don't initialise any further as primary
661 * has already done this work. Only check if we need a different RX
664 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
665 avf_set_rx_function(eth_dev);
666 avf_set_tx_function(eth_dev);
669 rte_eth_copy_pci_info(eth_dev, pci_dev);
671 hw->vendor_id = pci_dev->id.vendor_id;
672 hw->device_id = pci_dev->id.device_id;
673 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
674 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
675 hw->bus.bus_id = pci_dev->addr.bus;
676 hw->bus.device = pci_dev->addr.devid;
677 hw->bus.func = pci_dev->addr.function;
678 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
679 hw->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
680 adapter->eth_dev = eth_dev;
682 if (avf_init_vf(eth_dev) != 0) {
683 PMD_INIT_LOG(ERR, "Init vf failed");
688 eth_dev->data->mac_addrs = rte_zmalloc(
690 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
692 if (!eth_dev->data->mac_addrs) {
693 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
694 " store MAC addresses",
695 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
698 /* If the MAC address is not configured by host,
699 * generate a random one.
701 if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
702 eth_random_addr(hw->mac.addr);
703 ether_addr_copy((struct ether_addr *)hw->mac.addr,
704 ð_dev->data->mac_addrs[0]);
706 /* register callback func to eal lib */
707 rte_intr_callback_register(&pci_dev->intr_handle,
708 avf_dev_interrupt_handler,
711 /* enable uio intr after callback register */
712 rte_intr_enable(&pci_dev->intr_handle);
714 /* configure and enable device interrupt */
721 avf_dev_close(struct rte_eth_dev *dev)
723 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
724 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
725 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
728 avf_shutdown_adminq(hw);
729 /* disable uio intr before callback unregister */
730 rte_intr_disable(intr_handle);
732 /* unregister callback func from eal lib */
733 rte_intr_callback_unregister(intr_handle,
734 avf_dev_interrupt_handler, dev);
735 avf_disable_irq0(hw);
739 avf_dev_uninit(struct rte_eth_dev *dev)
741 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
742 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
744 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
748 dev->rx_pkt_burst = NULL;
749 dev->tx_pkt_burst = NULL;
750 if (hw->adapter_stopped == 0)
753 rte_free(vf->vf_res);
757 rte_free(vf->aq_resp);
760 rte_free(dev->data->mac_addrs);
761 dev->data->mac_addrs = NULL;
764 rte_free(vf->rss_lut);
768 rte_free(vf->rss_key);
775 static int eth_avf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
776 struct rte_pci_device *pci_dev)
778 return rte_eth_dev_pci_generic_probe(pci_dev,
779 sizeof(struct avf_adapter), avf_dev_init);
782 static int eth_avf_pci_remove(struct rte_pci_device *pci_dev)
784 return rte_eth_dev_pci_generic_remove(pci_dev, avf_dev_uninit);
787 /* Adaptive virtual function driver struct */
788 static struct rte_pci_driver rte_avf_pmd = {
789 .id_table = pci_id_avf_map,
790 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
791 RTE_PCI_DRV_IOVA_AS_VA,
792 .probe = eth_avf_pci_probe,
793 .remove = eth_avf_pci_remove,
796 RTE_PMD_REGISTER_PCI(net_avf, rte_avf_pmd);
797 RTE_PMD_REGISTER_PCI_TABLE(net_avf, pci_id_avf_map);
798 RTE_PMD_REGISTER_KMOD_DEP(net_avf, "* igb_uio | vfio-pci");
799 RTE_INIT(avf_init_log);
803 avf_logtype_init = rte_log_register("pmd.avf.init");
804 if (avf_logtype_init >= 0)
805 rte_log_set_level(avf_logtype_init, RTE_LOG_NOTICE);
806 avf_logtype_driver = rte_log_register("pmd.avf.driver");
807 if (avf_logtype_driver >= 0)
808 rte_log_set_level(avf_logtype_driver, RTE_LOG_NOTICE);
811 /* memory func for base code */
813 avf_allocate_dma_mem_d(__rte_unused struct avf_hw *hw,
814 struct avf_dma_mem *mem,
818 const struct rte_memzone *mz = NULL;
819 char z_name[RTE_MEMZONE_NAMESIZE];
822 return AVF_ERR_PARAM;
824 snprintf(z_name, sizeof(z_name), "avf_dma_%"PRIu64, rte_rand());
825 mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
826 alignment, RTE_PGSIZE_2M);
828 return AVF_ERR_NO_MEMORY;
832 mem->pa = mz->phys_addr;
833 mem->zone = (const void *)mz;
835 "memzone %s allocated with physical address: %"PRIu64,
842 avf_free_dma_mem_d(__rte_unused struct avf_hw *hw,
843 struct avf_dma_mem *mem)
846 return AVF_ERR_PARAM;
849 "memzone %s to be freed with physical address: %"PRIu64,
850 ((const struct rte_memzone *)mem->zone)->name, mem->pa);
851 rte_memzone_free((const struct rte_memzone *)mem->zone);
860 avf_allocate_virt_mem_d(__rte_unused struct avf_hw *hw,
861 struct avf_virt_mem *mem,
865 return AVF_ERR_PARAM;
868 mem->va = rte_zmalloc("avf", size, 0);
873 return AVF_ERR_NO_MEMORY;
877 avf_free_virt_mem_d(__rte_unused struct avf_hw *hw,
878 struct avf_virt_mem *mem)
881 return AVF_ERR_PARAM;