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);
45 int avf_logtype_driver;
46 static const struct rte_pci_id pci_id_avf_map[] = {
47 { RTE_PCI_DEVICE(AVF_INTEL_VENDOR_ID, AVF_DEV_ID_ADAPTIVE_VF) },
48 { .vendor_id = 0, /* sentinel */ },
51 static const struct eth_dev_ops avf_eth_dev_ops = {
52 .dev_configure = avf_dev_configure,
53 .dev_start = avf_dev_start,
54 .dev_stop = avf_dev_stop,
55 .dev_close = avf_dev_close,
56 .dev_infos_get = avf_dev_info_get,
57 .dev_supported_ptypes_get = avf_dev_supported_ptypes_get,
58 .rx_queue_start = avf_dev_rx_queue_start,
59 .rx_queue_stop = avf_dev_rx_queue_stop,
60 .tx_queue_start = avf_dev_tx_queue_start,
61 .tx_queue_stop = avf_dev_tx_queue_stop,
62 .rx_queue_setup = avf_dev_rx_queue_setup,
63 .rx_queue_release = avf_dev_rx_queue_release,
64 .tx_queue_setup = avf_dev_tx_queue_setup,
65 .tx_queue_release = avf_dev_tx_queue_release,
69 avf_dev_configure(struct rte_eth_dev *dev)
71 struct avf_adapter *ad =
72 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
73 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(ad);
74 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
76 /* Vlan stripping setting */
77 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
78 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
79 avf_enable_vlan_strip(ad);
81 avf_disable_vlan_strip(ad);
87 avf_init_rss(struct avf_adapter *adapter)
89 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
90 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
91 struct rte_eth_rss_conf *rss_conf;
95 rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
96 nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
99 if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
100 PMD_DRV_LOG(DEBUG, "RSS is not supported");
103 if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
104 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
105 /* set all lut items to default queue */
106 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
108 ret = avf_configure_rss_lut(adapter);
112 /* In AVF, RSS enablement is set by PF driver. It is not supported
113 * to set based on rss_conf->rss_hf.
116 /* configure RSS key */
117 if (!rss_conf->rss_key) {
118 /* Calculate the default hash key */
119 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
120 vf->rss_key[i] = (uint8_t)rte_rand();
122 rte_memcpy(vf->rss_key, rss_conf->rss_key,
123 RTE_MIN(rss_conf->rss_key_len,
124 vf->vf_res->rss_key_size));
126 /* init RSS LUT table */
127 for (i = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
132 /* send virtchnnl ops to configure rss*/
133 ret = avf_configure_rss_lut(adapter);
136 ret = avf_configure_rss_key(adapter);
144 avf_init_rxq(struct rte_eth_dev *dev, struct avf_rx_queue *rxq)
146 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
147 struct rte_eth_dev_data *dev_data = dev->data;
148 uint16_t buf_size, max_pkt_len, len;
150 buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
152 /* Calculate the maximum packet length allowed */
153 len = rxq->rx_buf_len * AVF_MAX_CHAINED_RX_BUFFERS;
154 max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
156 /* Check if the jumbo frame and maximum packet length are set
159 if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
160 if (max_pkt_len <= ETHER_MAX_LEN ||
161 max_pkt_len > AVF_FRAME_SIZE_MAX) {
162 PMD_DRV_LOG(ERR, "maximum packet length must be "
163 "larger than %u and smaller than %u, "
164 "as jumbo frame is enabled",
165 (uint32_t)ETHER_MAX_LEN,
166 (uint32_t)AVF_FRAME_SIZE_MAX);
170 if (max_pkt_len < ETHER_MIN_LEN ||
171 max_pkt_len > ETHER_MAX_LEN) {
172 PMD_DRV_LOG(ERR, "maximum packet length must be "
173 "larger than %u and smaller than %u, "
174 "as jumbo frame is disabled",
175 (uint32_t)ETHER_MIN_LEN,
176 (uint32_t)ETHER_MAX_LEN);
181 rxq->max_pkt_len = max_pkt_len;
182 if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
183 (rxq->max_pkt_len + 2 * AVF_VLAN_TAG_SIZE) > buf_size) {
184 dev_data->scattered_rx = 1;
186 AVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
193 avf_init_queues(struct rte_eth_dev *dev)
195 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
196 struct avf_rx_queue **rxq =
197 (struct avf_rx_queue **)dev->data->rx_queues;
198 struct avf_tx_queue **txq =
199 (struct avf_tx_queue **)dev->data->tx_queues;
200 int i, ret = AVF_SUCCESS;
202 for (i = 0; i < dev->data->nb_rx_queues; i++) {
203 if (!rxq[i] || !rxq[i]->q_set)
205 ret = avf_init_rxq(dev, rxq[i]);
206 if (ret != AVF_SUCCESS)
209 /* set rx/tx function to vector/scatter/single-segment
210 * according to parameters
212 avf_set_rx_function(dev);
213 avf_set_tx_function(dev);
219 avf_start_queues(struct rte_eth_dev *dev)
221 struct avf_rx_queue *rxq;
222 struct avf_tx_queue *txq;
225 for (i = 0; i < dev->data->nb_tx_queues; i++) {
226 txq = dev->data->tx_queues[i];
227 if (txq->tx_deferred_start)
229 if (avf_dev_tx_queue_start(dev, i) != 0) {
230 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
235 for (i = 0; i < dev->data->nb_rx_queues; i++) {
236 rxq = dev->data->rx_queues[i];
237 if (rxq->rx_deferred_start)
239 if (avf_dev_rx_queue_start(dev, i) != 0) {
240 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
249 avf_dev_start(struct rte_eth_dev *dev)
251 struct avf_adapter *adapter =
252 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
253 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
254 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
255 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
256 struct rte_intr_handle *intr_handle = dev->intr_handle;
260 PMD_INIT_FUNC_TRACE();
262 hw->adapter_stopped = 0;
264 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
265 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
266 dev->data->nb_tx_queues);
268 /* TODO: Rx interrupt */
270 if (avf_init_queues(dev) != 0) {
271 PMD_DRV_LOG(ERR, "failed to do Queue init");
275 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
276 if (avf_init_rss(adapter) != 0) {
277 PMD_DRV_LOG(ERR, "configure rss failed");
282 if (avf_configure_queues(adapter) != 0) {
283 PMD_DRV_LOG(ERR, "configure queues failed");
287 /* Map interrupt for writeback */
289 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
290 /* If WB_ON_ITR supports, enable it */
291 vf->msix_base = AVF_RX_VEC_START;
292 AVF_WRITE_REG(hw, AVFINT_DYN_CTLN1(vf->msix_base - 1),
293 AVFINT_DYN_CTLN1_ITR_INDX_MASK |
294 AVFINT_DYN_CTLN1_WB_ON_ITR_MASK);
296 /* If no WB_ON_ITR offload flags, need to set interrupt for
297 * descriptor write back.
299 vf->msix_base = AVF_MISC_VEC_ID;
302 interval = avf_calc_itr_interval(AVF_QUEUE_ITR_INTERVAL_MAX);
303 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
304 AVFINT_DYN_CTL01_INTENA_MASK |
305 (AVF_ITR_INDEX_DEFAULT <<
306 AVFINT_DYN_CTL01_ITR_INDX_SHIFT) |
307 (interval << AVFINT_DYN_CTL01_INTERVAL_SHIFT));
310 /* map all queues to the same interrupt */
311 for (i = 0; i < dev->data->nb_rx_queues; i++)
312 vf->rxq_map[0] |= 1 << i;
313 if (avf_config_irq_map(adapter)) {
314 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
318 /* Set all mac addrs */
319 avf_add_del_all_mac_addr(adapter, TRUE);
321 if (avf_start_queues(dev) != 0) {
322 PMD_DRV_LOG(ERR, "enable queues failed");
326 /* TODO: enable interrupt for RX interrupt */
330 avf_add_del_all_mac_addr(adapter, FALSE);
337 avf_dev_stop(struct rte_eth_dev *dev)
339 struct avf_adapter *adapter =
340 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
341 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev);
344 PMD_INIT_FUNC_TRACE();
346 if (hw->adapter_stopped == 1)
349 avf_stop_queues(dev);
351 /*TODO: Disable the interrupt for Rx*/
353 /* TODO: Rx interrupt vector mapping free */
355 /* remove all mac addrs */
356 avf_add_del_all_mac_addr(adapter, FALSE);
357 hw->adapter_stopped = 1;
361 avf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
363 struct avf_adapter *adapter =
364 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
365 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
367 memset(dev_info, 0, sizeof(*dev_info));
368 dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
369 dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
370 dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
371 dev_info->min_rx_bufsize = AVF_BUF_SIZE_MIN;
372 dev_info->max_rx_pktlen = AVF_FRAME_SIZE_MAX;
373 dev_info->hash_key_size = vf->vf_res->rss_key_size;
374 dev_info->reta_size = vf->vf_res->rss_lut_size;
375 dev_info->flow_type_rss_offloads = AVF_RSS_OFFLOAD_ALL;
376 dev_info->max_mac_addrs = AVF_NUM_MACADDR_MAX;
377 dev_info->rx_offload_capa =
378 DEV_RX_OFFLOAD_VLAN_STRIP |
379 DEV_RX_OFFLOAD_IPV4_CKSUM |
380 DEV_RX_OFFLOAD_UDP_CKSUM |
381 DEV_RX_OFFLOAD_TCP_CKSUM;
382 dev_info->tx_offload_capa =
383 DEV_TX_OFFLOAD_VLAN_INSERT |
384 DEV_TX_OFFLOAD_IPV4_CKSUM |
385 DEV_TX_OFFLOAD_UDP_CKSUM |
386 DEV_TX_OFFLOAD_TCP_CKSUM |
387 DEV_TX_OFFLOAD_SCTP_CKSUM |
388 DEV_TX_OFFLOAD_TCP_TSO;
390 dev_info->default_rxconf = (struct rte_eth_rxconf) {
391 .rx_free_thresh = AVF_DEFAULT_RX_FREE_THRESH,
395 dev_info->default_txconf = (struct rte_eth_txconf) {
396 .tx_free_thresh = AVF_DEFAULT_TX_FREE_THRESH,
397 .tx_rs_thresh = AVF_DEFAULT_TX_RS_THRESH,
398 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
399 ETH_TXQ_FLAGS_NOOFFLOADS,
402 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
403 .nb_max = AVF_MAX_RING_DESC,
404 .nb_min = AVF_MIN_RING_DESC,
405 .nb_align = AVF_ALIGN_RING_DESC,
408 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
409 .nb_max = AVF_MAX_RING_DESC,
410 .nb_min = AVF_MIN_RING_DESC,
411 .nb_align = AVF_ALIGN_RING_DESC,
415 static const uint32_t *
416 avf_dev_supported_ptypes_get(struct rte_eth_dev *dev)
418 static const uint32_t ptypes[] = {
420 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
423 RTE_PTYPE_L4_NONFRAG,
433 avf_check_vf_reset_done(struct avf_hw *hw)
437 for (i = 0; i < AVF_RESET_WAIT_CNT; i++) {
438 reset = AVF_READ_REG(hw, AVFGEN_RSTAT) &
439 AVFGEN_RSTAT_VFR_STATE_MASK;
440 reset = reset >> AVFGEN_RSTAT_VFR_STATE_SHIFT;
441 if (reset == VIRTCHNL_VFR_VFACTIVE ||
442 reset == VIRTCHNL_VFR_COMPLETED)
447 if (i >= AVF_RESET_WAIT_CNT)
454 avf_init_vf(struct rte_eth_dev *dev)
457 struct avf_adapter *adapter =
458 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
459 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
460 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
462 err = avf_set_mac_type(hw);
464 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
468 err = avf_check_vf_reset_done(hw);
470 PMD_INIT_LOG(ERR, "VF is still resetting");
474 avf_init_adminq_parameter(hw);
475 err = avf_init_adminq(hw);
477 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
481 vf->aq_resp = rte_zmalloc("vf_aq_resp", AVF_AQ_BUF_SZ, 0);
483 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
486 if (avf_check_api_version(adapter) != 0) {
487 PMD_INIT_LOG(ERR, "check_api version failed");
491 bufsz = sizeof(struct virtchnl_vf_resource) +
492 (AVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
493 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
495 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
498 if (avf_get_vf_resource(adapter) != 0) {
499 PMD_INIT_LOG(ERR, "avf_get_vf_config failed");
502 /* Allocate memort for RSS info */
503 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
504 vf->rss_key = rte_zmalloc("rss_key",
505 vf->vf_res->rss_key_size, 0);
507 PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
510 vf->rss_lut = rte_zmalloc("rss_lut",
511 vf->vf_res->rss_lut_size, 0);
513 PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
519 rte_free(vf->rss_key);
520 rte_free(vf->rss_lut);
522 rte_free(vf->vf_res);
525 rte_free(vf->aq_resp);
527 avf_shutdown_adminq(hw);
532 /* Enable default admin queue interrupt setting */
534 avf_enable_irq0(struct avf_hw *hw)
536 /* Enable admin queue interrupt trigger */
537 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, AVFINT_ICR0_ENA1_ADMINQ_MASK);
539 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01, AVFINT_DYN_CTL01_INTENA_MASK |
540 AVFINT_DYN_CTL01_ITR_INDX_MASK);
546 avf_disable_irq0(struct avf_hw *hw)
548 /* Disable all interrupt types */
549 AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, 0);
550 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
551 AVFINT_DYN_CTL01_ITR_INDX_MASK);
556 avf_dev_interrupt_handler(void *param)
558 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
559 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
561 avf_disable_irq0(hw);
563 avf_handle_virtchnl_msg(dev);
570 avf_dev_init(struct rte_eth_dev *eth_dev)
572 struct avf_adapter *adapter =
573 AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
574 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
575 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
577 PMD_INIT_FUNC_TRACE();
579 /* assign ops func pointer */
580 eth_dev->dev_ops = &avf_eth_dev_ops;
581 eth_dev->rx_pkt_burst = &avf_recv_pkts;
582 eth_dev->tx_pkt_burst = &avf_xmit_pkts;
583 eth_dev->tx_pkt_prepare = &avf_prep_pkts;
585 /* For secondary processes, we don't initialise any further as primary
586 * has already done this work. Only check if we need a different RX
589 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
590 avf_set_rx_function(eth_dev);
591 avf_set_tx_function(eth_dev);
594 rte_eth_copy_pci_info(eth_dev, pci_dev);
596 hw->vendor_id = pci_dev->id.vendor_id;
597 hw->device_id = pci_dev->id.device_id;
598 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
599 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
600 hw->bus.bus_id = pci_dev->addr.bus;
601 hw->bus.device = pci_dev->addr.devid;
602 hw->bus.func = pci_dev->addr.function;
603 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
604 hw->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
605 adapter->eth_dev = eth_dev;
607 if (avf_init_vf(eth_dev) != 0) {
608 PMD_INIT_LOG(ERR, "Init vf failed");
613 eth_dev->data->mac_addrs = rte_zmalloc(
615 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
617 if (!eth_dev->data->mac_addrs) {
618 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
619 " store MAC addresses",
620 ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
623 /* If the MAC address is not configured by host,
624 * generate a random one.
626 if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
627 eth_random_addr(hw->mac.addr);
628 ether_addr_copy((struct ether_addr *)hw->mac.addr,
629 ð_dev->data->mac_addrs[0]);
631 /* register callback func to eal lib */
632 rte_intr_callback_register(&pci_dev->intr_handle,
633 avf_dev_interrupt_handler,
636 /* enable uio intr after callback register */
637 rte_intr_enable(&pci_dev->intr_handle);
639 /* configure and enable device interrupt */
646 avf_dev_close(struct rte_eth_dev *dev)
648 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
649 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
650 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
653 avf_shutdown_adminq(hw);
654 /* disable uio intr before callback unregister */
655 rte_intr_disable(intr_handle);
657 /* unregister callback func from eal lib */
658 rte_intr_callback_unregister(intr_handle,
659 avf_dev_interrupt_handler, dev);
660 avf_disable_irq0(hw);
664 avf_dev_uninit(struct rte_eth_dev *dev)
666 struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
667 struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
669 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
673 dev->rx_pkt_burst = NULL;
674 dev->tx_pkt_burst = NULL;
675 if (hw->adapter_stopped == 0)
678 rte_free(vf->vf_res);
682 rte_free(vf->aq_resp);
685 rte_free(dev->data->mac_addrs);
686 dev->data->mac_addrs = NULL;
689 rte_free(vf->rss_lut);
693 rte_free(vf->rss_key);
700 static int eth_avf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
701 struct rte_pci_device *pci_dev)
703 return rte_eth_dev_pci_generic_probe(pci_dev,
704 sizeof(struct avf_adapter), avf_dev_init);
707 static int eth_avf_pci_remove(struct rte_pci_device *pci_dev)
709 return rte_eth_dev_pci_generic_remove(pci_dev, avf_dev_uninit);
712 /* Adaptive virtual function driver struct */
713 static struct rte_pci_driver rte_avf_pmd = {
714 .id_table = pci_id_avf_map,
715 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_IOVA_AS_VA,
716 .probe = eth_avf_pci_probe,
717 .remove = eth_avf_pci_remove,
720 RTE_PMD_REGISTER_PCI(net_avf, rte_avf_pmd);
721 RTE_PMD_REGISTER_PCI_TABLE(net_avf, pci_id_avf_map);
722 RTE_PMD_REGISTER_KMOD_DEP(net_avf, "* igb_uio | vfio-pci");
723 RTE_INIT(avf_init_log);
727 avf_logtype_init = rte_log_register("pmd.avf.init");
728 if (avf_logtype_init >= 0)
729 rte_log_set_level(avf_logtype_init, RTE_LOG_NOTICE);
730 avf_logtype_driver = rte_log_register("pmd.avf.driver");
731 if (avf_logtype_driver >= 0)
732 rte_log_set_level(avf_logtype_driver, RTE_LOG_NOTICE);
735 /* memory func for base code */
737 avf_allocate_dma_mem_d(__rte_unused struct avf_hw *hw,
738 struct avf_dma_mem *mem,
742 const struct rte_memzone *mz = NULL;
743 char z_name[RTE_MEMZONE_NAMESIZE];
746 return AVF_ERR_PARAM;
748 snprintf(z_name, sizeof(z_name), "avf_dma_%"PRIu64, rte_rand());
749 mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
750 alignment, RTE_PGSIZE_2M);
752 return AVF_ERR_NO_MEMORY;
756 mem->pa = mz->phys_addr;
757 mem->zone = (const void *)mz;
759 "memzone %s allocated with physical address: %"PRIu64,
766 avf_free_dma_mem_d(__rte_unused struct avf_hw *hw,
767 struct avf_dma_mem *mem)
770 return AVF_ERR_PARAM;
773 "memzone %s to be freed with physical address: %"PRIu64,
774 ((const struct rte_memzone *)mem->zone)->name, mem->pa);
775 rte_memzone_free((const struct rte_memzone *)mem->zone);
784 avf_allocate_virt_mem_d(__rte_unused struct avf_hw *hw,
785 struct avf_virt_mem *mem,
789 return AVF_ERR_PARAM;
792 mem->va = rte_zmalloc("avf", size, 0);
797 return AVF_ERR_NO_MEMORY;
801 avf_free_virt_mem_d(__rte_unused struct avf_hw *hw,
802 struct avf_virt_mem *mem)
805 return AVF_ERR_PARAM;