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34 #include <sys/queue.h>
42 #include <rte_byteorder.h>
43 #include <rte_common.h>
44 #include <rte_cycles.h>
46 #include <rte_interrupts.h>
48 #include <rte_debug.h>
50 #include <rte_atomic.h>
51 #include <rte_branch_prediction.h>
52 #include <rte_memory.h>
53 #include <rte_memzone.h>
55 #include <rte_alarm.h>
56 #include <rte_ether.h>
57 #include <rte_ethdev.h>
58 #include <rte_atomic.h>
59 #include <rte_malloc.h>
62 #include "i40e_logs.h"
63 #include "base/i40e_prototype.h"
64 #include "base/i40e_adminq_cmd.h"
65 #include "base/i40e_type.h"
67 #include "i40e_rxtx.h"
68 #include "i40e_ethdev.h"
70 #define I40EVF_VSI_DEFAULT_MSIX_INTR 1
71 #define I40EVF_VSI_DEFAULT_MSIX_INTR_LNX 0
73 /* busy wait delay in msec */
74 #define I40EVF_BUSY_WAIT_DELAY 10
75 #define I40EVF_BUSY_WAIT_COUNT 50
76 #define MAX_RESET_WAIT_CNT 20
78 struct i40evf_arq_msg_info {
79 enum i40e_virtchnl_ops ops;
80 enum i40e_status_code result;
87 enum i40e_virtchnl_ops ops;
89 uint32_t in_args_size;
91 /* Input & output type. pass in buffer size and pass out
92 * actual return result
97 enum i40evf_aq_result {
98 I40EVF_MSG_ERR = -1, /* Meet error when accessing admin queue */
99 I40EVF_MSG_NON, /* Read nothing from admin queue */
100 I40EVF_MSG_SYS, /* Read system msg from admin queue */
101 I40EVF_MSG_CMD, /* Read async command result */
104 static int i40evf_dev_configure(struct rte_eth_dev *dev);
105 static int i40evf_dev_start(struct rte_eth_dev *dev);
106 static void i40evf_dev_stop(struct rte_eth_dev *dev);
107 static void i40evf_dev_info_get(struct rte_eth_dev *dev,
108 struct rte_eth_dev_info *dev_info);
109 static int i40evf_dev_link_update(struct rte_eth_dev *dev,
110 __rte_unused int wait_to_complete);
111 static void i40evf_dev_stats_get(struct rte_eth_dev *dev,
112 struct rte_eth_stats *stats);
113 static int i40evf_dev_xstats_get(struct rte_eth_dev *dev,
114 struct rte_eth_xstat *xstats, unsigned n);
115 static int i40evf_dev_xstats_get_names(struct rte_eth_dev *dev,
116 struct rte_eth_xstat_name *xstats_names,
118 static void i40evf_dev_xstats_reset(struct rte_eth_dev *dev);
119 static int i40evf_vlan_filter_set(struct rte_eth_dev *dev,
120 uint16_t vlan_id, int on);
121 static void i40evf_vlan_offload_set(struct rte_eth_dev *dev, int mask);
122 static int i40evf_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid,
124 static void i40evf_dev_close(struct rte_eth_dev *dev);
125 static void i40evf_dev_promiscuous_enable(struct rte_eth_dev *dev);
126 static void i40evf_dev_promiscuous_disable(struct rte_eth_dev *dev);
127 static void i40evf_dev_allmulticast_enable(struct rte_eth_dev *dev);
128 static void i40evf_dev_allmulticast_disable(struct rte_eth_dev *dev);
129 static int i40evf_init_vlan(struct rte_eth_dev *dev);
130 static int i40evf_dev_rx_queue_start(struct rte_eth_dev *dev,
131 uint16_t rx_queue_id);
132 static int i40evf_dev_rx_queue_stop(struct rte_eth_dev *dev,
133 uint16_t rx_queue_id);
134 static int i40evf_dev_tx_queue_start(struct rte_eth_dev *dev,
135 uint16_t tx_queue_id);
136 static int i40evf_dev_tx_queue_stop(struct rte_eth_dev *dev,
137 uint16_t tx_queue_id);
138 static void i40evf_add_mac_addr(struct rte_eth_dev *dev,
139 struct ether_addr *addr,
142 static void i40evf_del_mac_addr(struct rte_eth_dev *dev, uint32_t index);
143 static int i40evf_dev_rss_reta_update(struct rte_eth_dev *dev,
144 struct rte_eth_rss_reta_entry64 *reta_conf,
146 static int i40evf_dev_rss_reta_query(struct rte_eth_dev *dev,
147 struct rte_eth_rss_reta_entry64 *reta_conf,
149 static int i40evf_config_rss(struct i40e_vf *vf);
150 static int i40evf_dev_rss_hash_update(struct rte_eth_dev *dev,
151 struct rte_eth_rss_conf *rss_conf);
152 static int i40evf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
153 struct rte_eth_rss_conf *rss_conf);
154 static int i40evf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
155 static void i40evf_set_default_mac_addr(struct rte_eth_dev *dev,
156 struct ether_addr *mac_addr);
158 i40evf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id);
160 i40evf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id);
161 static void i40evf_handle_pf_event(__rte_unused struct rte_eth_dev *dev,
165 /* Default hash key buffer for RSS */
166 static uint32_t rss_key_default[I40E_VFQF_HKEY_MAX_INDEX + 1];
168 struct rte_i40evf_xstats_name_off {
169 char name[RTE_ETH_XSTATS_NAME_SIZE];
173 static const struct rte_i40evf_xstats_name_off rte_i40evf_stats_strings[] = {
174 {"rx_bytes", offsetof(struct i40e_eth_stats, rx_bytes)},
175 {"rx_unicast_packets", offsetof(struct i40e_eth_stats, rx_unicast)},
176 {"rx_multicast_packets", offsetof(struct i40e_eth_stats, rx_multicast)},
177 {"rx_broadcast_packets", offsetof(struct i40e_eth_stats, rx_broadcast)},
178 {"rx_dropped_packets", offsetof(struct i40e_eth_stats, rx_discards)},
179 {"rx_unknown_protocol_packets", offsetof(struct i40e_eth_stats,
180 rx_unknown_protocol)},
181 {"tx_bytes", offsetof(struct i40e_eth_stats, tx_bytes)},
182 {"tx_unicast_packets", offsetof(struct i40e_eth_stats, tx_unicast)},
183 {"tx_multicast_packets", offsetof(struct i40e_eth_stats, tx_multicast)},
184 {"tx_broadcast_packets", offsetof(struct i40e_eth_stats, tx_broadcast)},
185 {"tx_dropped_packets", offsetof(struct i40e_eth_stats, tx_discards)},
186 {"tx_error_packets", offsetof(struct i40e_eth_stats, tx_errors)},
189 #define I40EVF_NB_XSTATS (sizeof(rte_i40evf_stats_strings) / \
190 sizeof(rte_i40evf_stats_strings[0]))
192 static const struct eth_dev_ops i40evf_eth_dev_ops = {
193 .dev_configure = i40evf_dev_configure,
194 .dev_start = i40evf_dev_start,
195 .dev_stop = i40evf_dev_stop,
196 .promiscuous_enable = i40evf_dev_promiscuous_enable,
197 .promiscuous_disable = i40evf_dev_promiscuous_disable,
198 .allmulticast_enable = i40evf_dev_allmulticast_enable,
199 .allmulticast_disable = i40evf_dev_allmulticast_disable,
200 .link_update = i40evf_dev_link_update,
201 .stats_get = i40evf_dev_stats_get,
202 .xstats_get = i40evf_dev_xstats_get,
203 .xstats_get_names = i40evf_dev_xstats_get_names,
204 .xstats_reset = i40evf_dev_xstats_reset,
205 .dev_close = i40evf_dev_close,
206 .dev_infos_get = i40evf_dev_info_get,
207 .dev_supported_ptypes_get = i40e_dev_supported_ptypes_get,
208 .vlan_filter_set = i40evf_vlan_filter_set,
209 .vlan_offload_set = i40evf_vlan_offload_set,
210 .vlan_pvid_set = i40evf_vlan_pvid_set,
211 .rx_queue_start = i40evf_dev_rx_queue_start,
212 .rx_queue_stop = i40evf_dev_rx_queue_stop,
213 .tx_queue_start = i40evf_dev_tx_queue_start,
214 .tx_queue_stop = i40evf_dev_tx_queue_stop,
215 .rx_queue_setup = i40e_dev_rx_queue_setup,
216 .rx_queue_release = i40e_dev_rx_queue_release,
217 .rx_queue_intr_enable = i40evf_dev_rx_queue_intr_enable,
218 .rx_queue_intr_disable = i40evf_dev_rx_queue_intr_disable,
219 .rx_descriptor_done = i40e_dev_rx_descriptor_done,
220 .rx_descriptor_status = i40e_dev_rx_descriptor_status,
221 .tx_descriptor_status = i40e_dev_tx_descriptor_status,
222 .tx_queue_setup = i40e_dev_tx_queue_setup,
223 .tx_queue_release = i40e_dev_tx_queue_release,
224 .rx_queue_count = i40e_dev_rx_queue_count,
225 .rxq_info_get = i40e_rxq_info_get,
226 .txq_info_get = i40e_txq_info_get,
227 .mac_addr_add = i40evf_add_mac_addr,
228 .mac_addr_remove = i40evf_del_mac_addr,
229 .reta_update = i40evf_dev_rss_reta_update,
230 .reta_query = i40evf_dev_rss_reta_query,
231 .rss_hash_update = i40evf_dev_rss_hash_update,
232 .rss_hash_conf_get = i40evf_dev_rss_hash_conf_get,
233 .mtu_set = i40evf_dev_mtu_set,
234 .mac_addr_set = i40evf_set_default_mac_addr,
238 * Read data in admin queue to get msg from pf driver
240 static enum i40evf_aq_result
241 i40evf_read_pfmsg(struct rte_eth_dev *dev, struct i40evf_arq_msg_info *data)
243 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
244 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
245 struct i40e_arq_event_info event;
246 enum i40e_virtchnl_ops opcode;
247 enum i40e_status_code retval;
249 enum i40evf_aq_result result = I40EVF_MSG_NON;
251 event.buf_len = data->buf_len;
252 event.msg_buf = data->msg;
253 ret = i40e_clean_arq_element(hw, &event, NULL);
254 /* Can't read any msg from adminQ */
256 if (ret != I40E_ERR_ADMIN_QUEUE_NO_WORK)
257 result = I40EVF_MSG_ERR;
261 opcode = (enum i40e_virtchnl_ops)rte_le_to_cpu_32(event.desc.cookie_high);
262 retval = (enum i40e_status_code)rte_le_to_cpu_32(event.desc.cookie_low);
264 if (opcode == I40E_VIRTCHNL_OP_EVENT) {
265 struct i40e_virtchnl_pf_event *vpe =
266 (struct i40e_virtchnl_pf_event *)event.msg_buf;
268 result = I40EVF_MSG_SYS;
269 switch (vpe->event) {
270 case I40E_VIRTCHNL_EVENT_LINK_CHANGE:
272 vpe->event_data.link_event.link_status;
274 vpe->event_data.link_event.link_speed;
275 vf->pend_msg |= PFMSG_LINK_CHANGE;
276 PMD_DRV_LOG(INFO, "Link status update:%s",
277 vf->link_up ? "up" : "down");
279 case I40E_VIRTCHNL_EVENT_RESET_IMPENDING:
281 vf->pend_msg |= PFMSG_RESET_IMPENDING;
282 PMD_DRV_LOG(INFO, "vf is reseting");
284 case I40E_VIRTCHNL_EVENT_PF_DRIVER_CLOSE:
285 vf->dev_closed = true;
286 vf->pend_msg |= PFMSG_DRIVER_CLOSE;
287 PMD_DRV_LOG(INFO, "PF driver closed");
290 PMD_DRV_LOG(ERR, "%s: Unknown event %d from pf",
291 __func__, vpe->event);
294 /* async reply msg on command issued by vf previously */
295 result = I40EVF_MSG_CMD;
296 /* Actual data length read from PF */
297 data->msg_len = event.msg_len;
300 data->result = retval;
307 * clear current command. Only call in case execute
308 * _atomic_set_cmd successfully.
311 _clear_cmd(struct i40e_vf *vf)
314 vf->pend_cmd = I40E_VIRTCHNL_OP_UNKNOWN;
318 * Check there is pending cmd in execution. If none, set new command.
321 _atomic_set_cmd(struct i40e_vf *vf, enum i40e_virtchnl_ops ops)
323 int ret = rte_atomic32_cmpset(&vf->pend_cmd,
324 I40E_VIRTCHNL_OP_UNKNOWN, ops);
327 PMD_DRV_LOG(ERR, "There is incomplete cmd %d", vf->pend_cmd);
332 #define MAX_TRY_TIMES 200
333 #define ASQ_DELAY_MS 10
336 i40evf_execute_vf_cmd(struct rte_eth_dev *dev, struct vf_cmd_info *args)
338 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
339 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
340 struct i40evf_arq_msg_info info;
341 enum i40evf_aq_result ret;
344 if (_atomic_set_cmd(vf, args->ops))
347 info.msg = args->out_buffer;
348 info.buf_len = args->out_size;
349 info.ops = I40E_VIRTCHNL_OP_UNKNOWN;
350 info.result = I40E_SUCCESS;
352 err = i40e_aq_send_msg_to_pf(hw, args->ops, I40E_SUCCESS,
353 args->in_args, args->in_args_size, NULL);
355 PMD_DRV_LOG(ERR, "fail to send cmd %d", args->ops);
361 case I40E_VIRTCHNL_OP_RESET_VF:
362 /*no need to process in this function */
365 case I40E_VIRTCHNL_OP_VERSION:
366 case I40E_VIRTCHNL_OP_GET_VF_RESOURCES:
367 /* for init adminq commands, need to poll the response */
370 ret = i40evf_read_pfmsg(dev, &info);
371 vf->cmd_retval = info.result;
372 if (ret == I40EVF_MSG_CMD) {
375 } else if (ret == I40EVF_MSG_ERR)
377 rte_delay_ms(ASQ_DELAY_MS);
378 /* If don't read msg or read sys event, continue */
379 } while (i++ < MAX_TRY_TIMES);
384 /* for other adminq in running time, waiting the cmd done flag */
387 if (vf->pend_cmd == I40E_VIRTCHNL_OP_UNKNOWN) {
391 rte_delay_ms(ASQ_DELAY_MS);
392 /* If don't read msg or read sys event, continue */
393 } while (i++ < MAX_TRY_TIMES);
397 return err | vf->cmd_retval;
401 * Check API version with sync wait until version read or fail from admin queue
404 i40evf_check_api_version(struct rte_eth_dev *dev)
406 struct i40e_virtchnl_version_info version, *pver;
408 struct vf_cmd_info args;
409 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
411 version.major = I40E_VIRTCHNL_VERSION_MAJOR;
412 version.minor = I40E_VIRTCHNL_VERSION_MINOR;
414 args.ops = I40E_VIRTCHNL_OP_VERSION;
415 args.in_args = (uint8_t *)&version;
416 args.in_args_size = sizeof(version);
417 args.out_buffer = vf->aq_resp;
418 args.out_size = I40E_AQ_BUF_SZ;
420 err = i40evf_execute_vf_cmd(dev, &args);
422 PMD_INIT_LOG(ERR, "fail to execute command OP_VERSION");
426 pver = (struct i40e_virtchnl_version_info *)args.out_buffer;
427 vf->version_major = pver->major;
428 vf->version_minor = pver->minor;
429 if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
430 PMD_DRV_LOG(INFO, "Peer is DPDK PF host");
431 else if ((vf->version_major == I40E_VIRTCHNL_VERSION_MAJOR) &&
432 (vf->version_minor <= I40E_VIRTCHNL_VERSION_MINOR))
433 PMD_DRV_LOG(INFO, "Peer is Linux PF host");
435 PMD_INIT_LOG(ERR, "PF/VF API version mismatch:(%u.%u)-(%u.%u)",
436 vf->version_major, vf->version_minor,
437 I40E_VIRTCHNL_VERSION_MAJOR,
438 I40E_VIRTCHNL_VERSION_MINOR);
446 i40evf_get_vf_resource(struct rte_eth_dev *dev)
448 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
449 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
451 struct vf_cmd_info args;
454 args.ops = I40E_VIRTCHNL_OP_GET_VF_RESOURCES;
455 args.out_buffer = vf->aq_resp;
456 args.out_size = I40E_AQ_BUF_SZ;
458 caps = I40E_VIRTCHNL_VF_OFFLOAD_L2 |
459 I40E_VIRTCHNL_VF_OFFLOAD_RSS_AQ |
460 I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG |
461 I40E_VIRTCHNL_VF_OFFLOAD_VLAN |
462 I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING;
463 args.in_args = (uint8_t *)∩︀
464 args.in_args_size = sizeof(caps);
467 args.in_args_size = 0;
469 err = i40evf_execute_vf_cmd(dev, &args);
472 PMD_DRV_LOG(ERR, "fail to execute command OP_GET_VF_RESOURCE");
476 len = sizeof(struct i40e_virtchnl_vf_resource) +
477 I40E_MAX_VF_VSI * sizeof(struct i40e_virtchnl_vsi_resource);
479 (void)rte_memcpy(vf->vf_res, args.out_buffer,
480 RTE_MIN(args.out_size, len));
481 i40e_vf_parse_hw_config(hw, vf->vf_res);
487 i40evf_config_promisc(struct rte_eth_dev *dev,
489 bool enable_multicast)
491 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
493 struct vf_cmd_info args;
494 struct i40e_virtchnl_promisc_info promisc;
497 promisc.vsi_id = vf->vsi_res->vsi_id;
500 promisc.flags |= I40E_FLAG_VF_UNICAST_PROMISC;
502 if (enable_multicast)
503 promisc.flags |= I40E_FLAG_VF_MULTICAST_PROMISC;
505 args.ops = I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE;
506 args.in_args = (uint8_t *)&promisc;
507 args.in_args_size = sizeof(promisc);
508 args.out_buffer = vf->aq_resp;
509 args.out_size = I40E_AQ_BUF_SZ;
511 err = i40evf_execute_vf_cmd(dev, &args);
514 PMD_DRV_LOG(ERR, "fail to execute command "
515 "CONFIG_PROMISCUOUS_MODE");
519 /* Configure vlan and double vlan offload. Use flag to specify which part to configure */
521 i40evf_config_vlan_offload(struct rte_eth_dev *dev,
522 bool enable_vlan_strip)
524 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
526 struct vf_cmd_info args;
527 struct i40e_virtchnl_vlan_offload_info offload;
529 offload.vsi_id = vf->vsi_res->vsi_id;
530 offload.enable_vlan_strip = enable_vlan_strip;
532 args.ops = (enum i40e_virtchnl_ops)I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD;
533 args.in_args = (uint8_t *)&offload;
534 args.in_args_size = sizeof(offload);
535 args.out_buffer = vf->aq_resp;
536 args.out_size = I40E_AQ_BUF_SZ;
538 err = i40evf_execute_vf_cmd(dev, &args);
540 PMD_DRV_LOG(ERR, "fail to execute command CFG_VLAN_OFFLOAD");
546 i40evf_config_vlan_pvid(struct rte_eth_dev *dev,
547 struct i40e_vsi_vlan_pvid_info *info)
549 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
551 struct vf_cmd_info args;
552 struct i40e_virtchnl_pvid_info tpid_info;
555 PMD_DRV_LOG(ERR, "invalid parameters");
556 return I40E_ERR_PARAM;
559 memset(&tpid_info, 0, sizeof(tpid_info));
560 tpid_info.vsi_id = vf->vsi_res->vsi_id;
561 (void)rte_memcpy(&tpid_info.info, info, sizeof(*info));
563 args.ops = (enum i40e_virtchnl_ops)I40E_VIRTCHNL_OP_CFG_VLAN_PVID;
564 args.in_args = (uint8_t *)&tpid_info;
565 args.in_args_size = sizeof(tpid_info);
566 args.out_buffer = vf->aq_resp;
567 args.out_size = I40E_AQ_BUF_SZ;
569 err = i40evf_execute_vf_cmd(dev, &args);
571 PMD_DRV_LOG(ERR, "fail to execute command CFG_VLAN_PVID");
577 i40evf_fill_virtchnl_vsi_txq_info(struct i40e_virtchnl_txq_info *txq_info,
581 struct i40e_tx_queue *txq)
583 txq_info->vsi_id = vsi_id;
584 txq_info->queue_id = queue_id;
585 if (queue_id < nb_txq) {
586 txq_info->ring_len = txq->nb_tx_desc;
587 txq_info->dma_ring_addr = txq->tx_ring_phys_addr;
592 i40evf_fill_virtchnl_vsi_rxq_info(struct i40e_virtchnl_rxq_info *rxq_info,
596 uint32_t max_pkt_size,
597 struct i40e_rx_queue *rxq)
599 rxq_info->vsi_id = vsi_id;
600 rxq_info->queue_id = queue_id;
601 rxq_info->max_pkt_size = max_pkt_size;
602 if (queue_id < nb_rxq) {
603 rxq_info->ring_len = rxq->nb_rx_desc;
604 rxq_info->dma_ring_addr = rxq->rx_ring_phys_addr;
605 rxq_info->databuffer_size =
606 (rte_pktmbuf_data_room_size(rxq->mp) -
607 RTE_PKTMBUF_HEADROOM);
611 /* It configures VSI queues to co-work with Linux PF host */
613 i40evf_configure_vsi_queues(struct rte_eth_dev *dev)
615 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
616 struct i40e_rx_queue **rxq =
617 (struct i40e_rx_queue **)dev->data->rx_queues;
618 struct i40e_tx_queue **txq =
619 (struct i40e_tx_queue **)dev->data->tx_queues;
620 struct i40e_virtchnl_vsi_queue_config_info *vc_vqci;
621 struct i40e_virtchnl_queue_pair_info *vc_qpi;
622 struct vf_cmd_info args;
623 uint16_t i, nb_qp = vf->num_queue_pairs;
624 const uint32_t size =
625 I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqci, nb_qp);
629 memset(buff, 0, sizeof(buff));
630 vc_vqci = (struct i40e_virtchnl_vsi_queue_config_info *)buff;
631 vc_vqci->vsi_id = vf->vsi_res->vsi_id;
632 vc_vqci->num_queue_pairs = nb_qp;
634 for (i = 0, vc_qpi = vc_vqci->qpair; i < nb_qp; i++, vc_qpi++) {
635 i40evf_fill_virtchnl_vsi_txq_info(&vc_qpi->txq,
636 vc_vqci->vsi_id, i, dev->data->nb_tx_queues, txq[i]);
637 i40evf_fill_virtchnl_vsi_rxq_info(&vc_qpi->rxq,
638 vc_vqci->vsi_id, i, dev->data->nb_rx_queues,
639 vf->max_pkt_len, rxq[i]);
641 memset(&args, 0, sizeof(args));
642 args.ops = I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES;
643 args.in_args = (uint8_t *)vc_vqci;
644 args.in_args_size = size;
645 args.out_buffer = vf->aq_resp;
646 args.out_size = I40E_AQ_BUF_SZ;
647 ret = i40evf_execute_vf_cmd(dev, &args);
649 PMD_DRV_LOG(ERR, "Failed to execute command of "
650 "I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES");
655 /* It configures VSI queues to co-work with DPDK PF host */
657 i40evf_configure_vsi_queues_ext(struct rte_eth_dev *dev)
659 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
660 struct i40e_rx_queue **rxq =
661 (struct i40e_rx_queue **)dev->data->rx_queues;
662 struct i40e_tx_queue **txq =
663 (struct i40e_tx_queue **)dev->data->tx_queues;
664 struct i40e_virtchnl_vsi_queue_config_ext_info *vc_vqcei;
665 struct i40e_virtchnl_queue_pair_ext_info *vc_qpei;
666 struct vf_cmd_info args;
667 uint16_t i, nb_qp = vf->num_queue_pairs;
668 const uint32_t size =
669 I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqcei, nb_qp);
673 memset(buff, 0, sizeof(buff));
674 vc_vqcei = (struct i40e_virtchnl_vsi_queue_config_ext_info *)buff;
675 vc_vqcei->vsi_id = vf->vsi_res->vsi_id;
676 vc_vqcei->num_queue_pairs = nb_qp;
677 vc_qpei = vc_vqcei->qpair;
678 for (i = 0; i < nb_qp; i++, vc_qpei++) {
679 i40evf_fill_virtchnl_vsi_txq_info(&vc_qpei->txq,
680 vc_vqcei->vsi_id, i, dev->data->nb_tx_queues, txq[i]);
681 i40evf_fill_virtchnl_vsi_rxq_info(&vc_qpei->rxq,
682 vc_vqcei->vsi_id, i, dev->data->nb_rx_queues,
683 vf->max_pkt_len, rxq[i]);
684 if (i < dev->data->nb_rx_queues)
686 * It adds extra info for configuring VSI queues, which
687 * is needed to enable the configurable crc stripping
690 vc_qpei->rxq_ext.crcstrip =
691 dev->data->dev_conf.rxmode.hw_strip_crc;
693 memset(&args, 0, sizeof(args));
695 (enum i40e_virtchnl_ops)I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT;
696 args.in_args = (uint8_t *)vc_vqcei;
697 args.in_args_size = size;
698 args.out_buffer = vf->aq_resp;
699 args.out_size = I40E_AQ_BUF_SZ;
700 ret = i40evf_execute_vf_cmd(dev, &args);
702 PMD_DRV_LOG(ERR, "Failed to execute command of "
703 "I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT");
709 i40evf_configure_queues(struct rte_eth_dev *dev)
711 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
713 if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
714 /* To support DPDK PF host */
715 return i40evf_configure_vsi_queues_ext(dev);
717 /* To support Linux PF host */
718 return i40evf_configure_vsi_queues(dev);
722 i40evf_config_irq_map(struct rte_eth_dev *dev)
724 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
725 struct vf_cmd_info args;
726 uint8_t cmd_buffer[sizeof(struct i40e_virtchnl_irq_map_info) + \
727 sizeof(struct i40e_virtchnl_vector_map)];
728 struct i40e_virtchnl_irq_map_info *map_info;
729 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
730 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
734 if (rte_intr_allow_others(intr_handle)) {
735 if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
736 vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR;
738 vector_id = I40EVF_VSI_DEFAULT_MSIX_INTR_LNX;
740 vector_id = I40E_MISC_VEC_ID;
743 map_info = (struct i40e_virtchnl_irq_map_info *)cmd_buffer;
744 map_info->num_vectors = 1;
745 map_info->vecmap[0].rxitr_idx = I40E_ITR_INDEX_DEFAULT;
746 map_info->vecmap[0].vsi_id = vf->vsi_res->vsi_id;
747 /* Alway use default dynamic MSIX interrupt */
748 map_info->vecmap[0].vector_id = vector_id;
749 /* Don't map any tx queue */
750 map_info->vecmap[0].txq_map = 0;
751 map_info->vecmap[0].rxq_map = 0;
752 for (i = 0; i < dev->data->nb_rx_queues; i++) {
753 map_info->vecmap[0].rxq_map |= 1 << i;
754 if (rte_intr_dp_is_en(intr_handle))
755 intr_handle->intr_vec[i] = vector_id;
758 args.ops = I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP;
759 args.in_args = (u8 *)cmd_buffer;
760 args.in_args_size = sizeof(cmd_buffer);
761 args.out_buffer = vf->aq_resp;
762 args.out_size = I40E_AQ_BUF_SZ;
763 err = i40evf_execute_vf_cmd(dev, &args);
765 PMD_DRV_LOG(ERR, "fail to execute command OP_ENABLE_QUEUES");
771 i40evf_switch_queue(struct rte_eth_dev *dev, bool isrx, uint16_t qid,
774 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
775 struct i40e_virtchnl_queue_select queue_select;
777 struct vf_cmd_info args;
778 memset(&queue_select, 0, sizeof(queue_select));
779 queue_select.vsi_id = vf->vsi_res->vsi_id;
782 queue_select.rx_queues |= 1 << qid;
784 queue_select.tx_queues |= 1 << qid;
787 args.ops = I40E_VIRTCHNL_OP_ENABLE_QUEUES;
789 args.ops = I40E_VIRTCHNL_OP_DISABLE_QUEUES;
790 args.in_args = (u8 *)&queue_select;
791 args.in_args_size = sizeof(queue_select);
792 args.out_buffer = vf->aq_resp;
793 args.out_size = I40E_AQ_BUF_SZ;
794 err = i40evf_execute_vf_cmd(dev, &args);
796 PMD_DRV_LOG(ERR, "fail to switch %s %u %s",
797 isrx ? "RX" : "TX", qid, on ? "on" : "off");
803 i40evf_start_queues(struct rte_eth_dev *dev)
805 struct rte_eth_dev_data *dev_data = dev->data;
807 struct i40e_rx_queue *rxq;
808 struct i40e_tx_queue *txq;
810 for (i = 0; i < dev->data->nb_rx_queues; i++) {
811 rxq = dev_data->rx_queues[i];
812 if (rxq->rx_deferred_start)
814 if (i40evf_dev_rx_queue_start(dev, i) != 0) {
815 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
820 for (i = 0; i < dev->data->nb_tx_queues; i++) {
821 txq = dev_data->tx_queues[i];
822 if (txq->tx_deferred_start)
824 if (i40evf_dev_tx_queue_start(dev, i) != 0) {
825 PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
834 i40evf_stop_queues(struct rte_eth_dev *dev)
838 /* Stop TX queues first */
839 for (i = 0; i < dev->data->nb_tx_queues; i++) {
840 if (i40evf_dev_tx_queue_stop(dev, i) != 0) {
841 PMD_DRV_LOG(ERR, "Fail to stop queue %u", i);
846 /* Then stop RX queues */
847 for (i = 0; i < dev->data->nb_rx_queues; i++) {
848 if (i40evf_dev_rx_queue_stop(dev, i) != 0) {
849 PMD_DRV_LOG(ERR, "Fail to stop queue %u", i);
858 i40evf_add_mac_addr(struct rte_eth_dev *dev,
859 struct ether_addr *addr,
860 __rte_unused uint32_t index,
861 __rte_unused uint32_t pool)
863 struct i40e_virtchnl_ether_addr_list *list;
864 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
865 uint8_t cmd_buffer[sizeof(struct i40e_virtchnl_ether_addr_list) + \
866 sizeof(struct i40e_virtchnl_ether_addr)];
868 struct vf_cmd_info args;
870 if (i40e_validate_mac_addr(addr->addr_bytes) != I40E_SUCCESS) {
871 PMD_DRV_LOG(ERR, "Invalid mac:%x:%x:%x:%x:%x:%x",
872 addr->addr_bytes[0], addr->addr_bytes[1],
873 addr->addr_bytes[2], addr->addr_bytes[3],
874 addr->addr_bytes[4], addr->addr_bytes[5]);
878 list = (struct i40e_virtchnl_ether_addr_list *)cmd_buffer;
879 list->vsi_id = vf->vsi_res->vsi_id;
880 list->num_elements = 1;
881 (void)rte_memcpy(list->list[0].addr, addr->addr_bytes,
882 sizeof(addr->addr_bytes));
884 args.ops = I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS;
885 args.in_args = cmd_buffer;
886 args.in_args_size = sizeof(cmd_buffer);
887 args.out_buffer = vf->aq_resp;
888 args.out_size = I40E_AQ_BUF_SZ;
889 err = i40evf_execute_vf_cmd(dev, &args);
891 PMD_DRV_LOG(ERR, "fail to execute command "
892 "OP_ADD_ETHER_ADDRESS");
898 i40evf_del_mac_addr_by_addr(struct rte_eth_dev *dev,
899 struct ether_addr *addr)
901 struct i40e_virtchnl_ether_addr_list *list;
902 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
903 uint8_t cmd_buffer[sizeof(struct i40e_virtchnl_ether_addr_list) + \
904 sizeof(struct i40e_virtchnl_ether_addr)];
906 struct vf_cmd_info args;
908 if (i40e_validate_mac_addr(addr->addr_bytes) != I40E_SUCCESS) {
909 PMD_DRV_LOG(ERR, "Invalid mac:%x-%x-%x-%x-%x-%x",
910 addr->addr_bytes[0], addr->addr_bytes[1],
911 addr->addr_bytes[2], addr->addr_bytes[3],
912 addr->addr_bytes[4], addr->addr_bytes[5]);
916 list = (struct i40e_virtchnl_ether_addr_list *)cmd_buffer;
917 list->vsi_id = vf->vsi_res->vsi_id;
918 list->num_elements = 1;
919 (void)rte_memcpy(list->list[0].addr, addr->addr_bytes,
920 sizeof(addr->addr_bytes));
922 args.ops = I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS;
923 args.in_args = cmd_buffer;
924 args.in_args_size = sizeof(cmd_buffer);
925 args.out_buffer = vf->aq_resp;
926 args.out_size = I40E_AQ_BUF_SZ;
927 err = i40evf_execute_vf_cmd(dev, &args);
929 PMD_DRV_LOG(ERR, "fail to execute command "
930 "OP_DEL_ETHER_ADDRESS");
935 i40evf_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
937 struct rte_eth_dev_data *data = dev->data;
938 struct ether_addr *addr;
940 addr = &data->mac_addrs[index];
942 i40evf_del_mac_addr_by_addr(dev, addr);
946 i40evf_update_stats(struct rte_eth_dev *dev, struct i40e_eth_stats **pstats)
948 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
949 struct i40e_virtchnl_queue_select q_stats;
951 struct vf_cmd_info args;
953 memset(&q_stats, 0, sizeof(q_stats));
954 q_stats.vsi_id = vf->vsi_res->vsi_id;
955 args.ops = I40E_VIRTCHNL_OP_GET_STATS;
956 args.in_args = (u8 *)&q_stats;
957 args.in_args_size = sizeof(q_stats);
958 args.out_buffer = vf->aq_resp;
959 args.out_size = I40E_AQ_BUF_SZ;
961 err = i40evf_execute_vf_cmd(dev, &args);
963 PMD_DRV_LOG(ERR, "fail to execute command OP_GET_STATS");
967 *pstats = (struct i40e_eth_stats *)args.out_buffer;
972 i40evf_get_statistics(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
975 struct i40e_eth_stats *pstats = NULL;
977 ret = i40evf_update_stats(dev, &pstats);
981 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
982 pstats->rx_broadcast;
983 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
985 stats->imissed = pstats->rx_discards;
986 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
987 stats->ibytes = pstats->rx_bytes;
988 stats->obytes = pstats->tx_bytes;
994 i40evf_dev_xstats_reset(struct rte_eth_dev *dev)
996 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
997 struct i40e_eth_stats *pstats = NULL;
999 /* read stat values to clear hardware registers */
1000 i40evf_update_stats(dev, &pstats);
1002 /* set stats offset base on current values */
1003 vf->vsi.eth_stats_offset = vf->vsi.eth_stats;
1006 static int i40evf_dev_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1007 struct rte_eth_xstat_name *xstats_names,
1008 __rte_unused unsigned limit)
1012 if (xstats_names != NULL)
1013 for (i = 0; i < I40EVF_NB_XSTATS; i++) {
1014 snprintf(xstats_names[i].name,
1015 sizeof(xstats_names[i].name),
1016 "%s", rte_i40evf_stats_strings[i].name);
1018 return I40EVF_NB_XSTATS;
1021 static int i40evf_dev_xstats_get(struct rte_eth_dev *dev,
1022 struct rte_eth_xstat *xstats, unsigned n)
1026 struct i40e_eth_stats *pstats = NULL;
1028 if (n < I40EVF_NB_XSTATS)
1029 return I40EVF_NB_XSTATS;
1031 ret = i40evf_update_stats(dev, &pstats);
1038 /* loop over xstats array and values from pstats */
1039 for (i = 0; i < I40EVF_NB_XSTATS; i++) {
1041 xstats[i].value = *(uint64_t *)(((char *)pstats) +
1042 rte_i40evf_stats_strings[i].offset);
1045 return I40EVF_NB_XSTATS;
1049 i40evf_add_vlan(struct rte_eth_dev *dev, uint16_t vlanid)
1051 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1052 struct i40e_virtchnl_vlan_filter_list *vlan_list;
1053 uint8_t cmd_buffer[sizeof(struct i40e_virtchnl_vlan_filter_list) +
1056 struct vf_cmd_info args;
1058 vlan_list = (struct i40e_virtchnl_vlan_filter_list *)cmd_buffer;
1059 vlan_list->vsi_id = vf->vsi_res->vsi_id;
1060 vlan_list->num_elements = 1;
1061 vlan_list->vlan_id[0] = vlanid;
1063 args.ops = I40E_VIRTCHNL_OP_ADD_VLAN;
1064 args.in_args = (u8 *)&cmd_buffer;
1065 args.in_args_size = sizeof(cmd_buffer);
1066 args.out_buffer = vf->aq_resp;
1067 args.out_size = I40E_AQ_BUF_SZ;
1068 err = i40evf_execute_vf_cmd(dev, &args);
1070 PMD_DRV_LOG(ERR, "fail to execute command OP_ADD_VLAN");
1076 i40evf_del_vlan(struct rte_eth_dev *dev, uint16_t vlanid)
1078 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1079 struct i40e_virtchnl_vlan_filter_list *vlan_list;
1080 uint8_t cmd_buffer[sizeof(struct i40e_virtchnl_vlan_filter_list) +
1083 struct vf_cmd_info args;
1085 vlan_list = (struct i40e_virtchnl_vlan_filter_list *)cmd_buffer;
1086 vlan_list->vsi_id = vf->vsi_res->vsi_id;
1087 vlan_list->num_elements = 1;
1088 vlan_list->vlan_id[0] = vlanid;
1090 args.ops = I40E_VIRTCHNL_OP_DEL_VLAN;
1091 args.in_args = (u8 *)&cmd_buffer;
1092 args.in_args_size = sizeof(cmd_buffer);
1093 args.out_buffer = vf->aq_resp;
1094 args.out_size = I40E_AQ_BUF_SZ;
1095 err = i40evf_execute_vf_cmd(dev, &args);
1097 PMD_DRV_LOG(ERR, "fail to execute command OP_DEL_VLAN");
1102 static const struct rte_pci_id pci_id_i40evf_map[] = {
1103 { RTE_PCI_DEVICE(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_VF) },
1104 { RTE_PCI_DEVICE(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_VF_HV) },
1105 { RTE_PCI_DEVICE(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_X722_A0_VF) },
1106 { RTE_PCI_DEVICE(I40E_INTEL_VENDOR_ID, I40E_DEV_ID_X722_VF) },
1107 { .vendor_id = 0, /* sentinel */ },
1111 i40evf_dev_atomic_write_link_status(struct rte_eth_dev *dev,
1112 struct rte_eth_link *link)
1114 struct rte_eth_link *dst = &(dev->data->dev_link);
1115 struct rte_eth_link *src = link;
1117 if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
1118 *(uint64_t *)src) == 0)
1126 i40evf_disable_irq0(struct i40e_hw *hw)
1128 /* Disable all interrupt types */
1129 I40E_WRITE_REG(hw, I40E_VFINT_ICR0_ENA1, 0);
1130 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
1131 I40E_VFINT_DYN_CTL01_ITR_INDX_MASK);
1132 I40EVF_WRITE_FLUSH(hw);
1137 i40evf_enable_irq0(struct i40e_hw *hw)
1139 /* Enable admin queue interrupt trigger */
1142 i40evf_disable_irq0(hw);
1143 val = I40E_READ_REG(hw, I40E_VFINT_ICR0_ENA1);
1144 val |= I40E_VFINT_ICR0_ENA1_ADMINQ_MASK |
1145 I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_MASK;
1146 I40E_WRITE_REG(hw, I40E_VFINT_ICR0_ENA1, val);
1148 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
1149 I40E_VFINT_DYN_CTL01_INTENA_MASK |
1150 I40E_VFINT_DYN_CTL01_CLEARPBA_MASK |
1151 I40E_VFINT_DYN_CTL01_ITR_INDX_MASK);
1153 I40EVF_WRITE_FLUSH(hw);
1157 i40evf_reset_vf(struct i40e_hw *hw)
1161 if (i40e_vf_reset(hw) != I40E_SUCCESS) {
1162 PMD_INIT_LOG(ERR, "Reset VF NIC failed");
1166 * After issuing vf reset command to pf, pf won't necessarily
1167 * reset vf, it depends on what state it exactly is. If it's not
1168 * initialized yet, it won't have vf reset since it's in a certain
1169 * state. If not, it will try to reset. Even vf is reset, pf will
1170 * set I40E_VFGEN_RSTAT to COMPLETE first, then wait 10ms and set
1171 * it to ACTIVE. In this duration, vf may not catch the moment that
1172 * COMPLETE is set. So, for vf, we'll try to wait a long time.
1176 for (i = 0; i < MAX_RESET_WAIT_CNT; i++) {
1177 reset = rd32(hw, I40E_VFGEN_RSTAT) &
1178 I40E_VFGEN_RSTAT_VFR_STATE_MASK;
1179 reset = reset >> I40E_VFGEN_RSTAT_VFR_STATE_SHIFT;
1180 if (I40E_VFR_COMPLETED == reset || I40E_VFR_VFACTIVE == reset)
1186 if (i >= MAX_RESET_WAIT_CNT) {
1187 PMD_INIT_LOG(ERR, "Reset VF NIC failed");
1195 i40evf_init_vf(struct rte_eth_dev *dev)
1198 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1199 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1201 i40e_calc_itr_interval(I40E_QUEUE_ITR_INTERVAL_MAX);
1203 vf->adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1204 vf->dev_data = dev->data;
1205 err = i40e_set_mac_type(hw);
1207 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
1211 i40e_init_adminq_parameter(hw);
1212 err = i40e_init_adminq(hw);
1214 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
1218 /* Reset VF and wait until it's complete */
1219 if (i40evf_reset_vf(hw)) {
1220 PMD_INIT_LOG(ERR, "reset NIC failed");
1224 /* VF reset, shutdown admin queue and initialize again */
1225 if (i40e_shutdown_adminq(hw) != I40E_SUCCESS) {
1226 PMD_INIT_LOG(ERR, "i40e_shutdown_adminq failed");
1230 i40e_init_adminq_parameter(hw);
1231 if (i40e_init_adminq(hw) != I40E_SUCCESS) {
1232 PMD_INIT_LOG(ERR, "init_adminq failed");
1235 vf->aq_resp = rte_zmalloc("vf_aq_resp", I40E_AQ_BUF_SZ, 0);
1237 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
1240 if (i40evf_check_api_version(dev) != 0) {
1241 PMD_INIT_LOG(ERR, "check_api version failed");
1244 bufsz = sizeof(struct i40e_virtchnl_vf_resource) +
1245 (I40E_MAX_VF_VSI * sizeof(struct i40e_virtchnl_vsi_resource));
1246 vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
1248 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
1252 if (i40evf_get_vf_resource(dev) != 0) {
1253 PMD_INIT_LOG(ERR, "i40evf_get_vf_config failed");
1257 /* got VF config message back from PF, now we can parse it */
1258 for (i = 0; i < vf->vf_res->num_vsis; i++) {
1259 if (vf->vf_res->vsi_res[i].vsi_type == I40E_VSI_SRIOV)
1260 vf->vsi_res = &vf->vf_res->vsi_res[i];
1264 PMD_INIT_LOG(ERR, "no LAN VSI found");
1268 if (hw->mac.type == I40E_MAC_X722_VF)
1269 vf->flags = I40E_FLAG_RSS_AQ_CAPABLE;
1270 vf->vsi.vsi_id = vf->vsi_res->vsi_id;
1271 vf->vsi.type = vf->vsi_res->vsi_type;
1272 vf->vsi.nb_qps = vf->vsi_res->num_queue_pairs;
1273 vf->vsi.adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1275 /* Store the MAC address configured by host, or generate random one */
1276 if (is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
1277 vf->flags |= I40E_FLAG_VF_MAC_BY_PF;
1279 eth_random_addr(hw->mac.addr); /* Generate a random one */
1281 /* If the PF host is not DPDK, set the interval of ITR0 to max*/
1282 if (vf->version_major != I40E_DPDK_VERSION_MAJOR) {
1283 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
1284 (I40E_ITR_INDEX_DEFAULT <<
1285 I40E_VFINT_DYN_CTL0_ITR_INDX_SHIFT) |
1287 I40E_VFINT_DYN_CTL0_INTERVAL_SHIFT));
1288 I40EVF_WRITE_FLUSH(hw);
1294 rte_free(vf->vf_res);
1296 i40e_shutdown_adminq(hw); /* ignore error */
1302 i40evf_uninit_vf(struct rte_eth_dev *dev)
1304 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1305 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1307 PMD_INIT_FUNC_TRACE();
1309 if (hw->adapter_stopped == 0)
1310 i40evf_dev_close(dev);
1311 rte_free(vf->vf_res);
1313 rte_free(vf->aq_resp);
1320 i40evf_handle_pf_event(__rte_unused struct rte_eth_dev *dev,
1322 __rte_unused uint16_t msglen)
1324 struct i40e_virtchnl_pf_event *pf_msg =
1325 (struct i40e_virtchnl_pf_event *)msg;
1326 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1328 switch (pf_msg->event) {
1329 case I40E_VIRTCHNL_EVENT_RESET_IMPENDING:
1330 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_RESET_IMPENDING event");
1331 _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_RESET, NULL);
1333 case I40E_VIRTCHNL_EVENT_LINK_CHANGE:
1334 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_LINK_CHANGE event");
1335 vf->link_up = pf_msg->event_data.link_event.link_status;
1336 vf->link_speed = pf_msg->event_data.link_event.link_speed;
1338 case I40E_VIRTCHNL_EVENT_PF_DRIVER_CLOSE:
1339 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_PF_DRIVER_CLOSE event");
1342 PMD_DRV_LOG(ERR, " unknown event received %u", pf_msg->event);
1348 i40evf_handle_aq_msg(struct rte_eth_dev *dev)
1350 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1351 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1352 struct i40e_arq_event_info info;
1353 uint16_t pending, aq_opc;
1354 enum i40e_virtchnl_ops msg_opc;
1355 enum i40e_status_code msg_ret;
1358 info.buf_len = I40E_AQ_BUF_SZ;
1360 PMD_DRV_LOG(ERR, "Buffer for adminq resp should not be NULL");
1363 info.msg_buf = vf->aq_resp;
1367 ret = i40e_clean_arq_element(hw, &info, &pending);
1369 if (ret != I40E_SUCCESS) {
1370 PMD_DRV_LOG(INFO, "Failed to read msg from AdminQ,"
1374 aq_opc = rte_le_to_cpu_16(info.desc.opcode);
1375 /* For the message sent from pf to vf, opcode is stored in
1376 * cookie_high of struct i40e_aq_desc, while return error code
1377 * are stored in cookie_low, Which is done by
1378 * i40e_aq_send_msg_to_vf in PF driver.*/
1379 msg_opc = (enum i40e_virtchnl_ops)rte_le_to_cpu_32(
1380 info.desc.cookie_high);
1381 msg_ret = (enum i40e_status_code)rte_le_to_cpu_32(
1382 info.desc.cookie_low);
1384 case i40e_aqc_opc_send_msg_to_vf:
1385 if (msg_opc == I40E_VIRTCHNL_OP_EVENT)
1387 i40evf_handle_pf_event(dev, info.msg_buf,
1390 /* read message and it's expected one */
1391 if (msg_opc == vf->pend_cmd) {
1392 vf->cmd_retval = msg_ret;
1393 /* prevent compiler reordering */
1394 rte_compiler_barrier();
1397 PMD_DRV_LOG(ERR, "command mismatch,"
1398 "expect %u, get %u",
1399 vf->pend_cmd, msg_opc);
1400 PMD_DRV_LOG(DEBUG, "adminq response is received,"
1401 " opcode = %d", msg_opc);
1405 PMD_DRV_LOG(ERR, "Request %u is not supported yet",
1413 * Interrupt handler triggered by NIC for handling
1414 * specific interrupt. Only adminq interrupt is processed in VF.
1417 * Pointer to interrupt handle.
1419 * The address of parameter (struct rte_eth_dev *) regsitered before.
1425 i40evf_dev_interrupt_handler(struct rte_intr_handle *intr_handle,
1428 struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
1429 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1432 i40evf_disable_irq0(hw);
1434 /* read out interrupt causes */
1435 icr0 = I40E_READ_REG(hw, I40E_VFINT_ICR01);
1437 /* No interrupt event indicated */
1438 if (!(icr0 & I40E_VFINT_ICR01_INTEVENT_MASK)) {
1439 PMD_DRV_LOG(DEBUG, "No interrupt event, nothing to do");
1443 if (icr0 & I40E_VFINT_ICR01_ADMINQ_MASK) {
1444 PMD_DRV_LOG(DEBUG, "ICR01_ADMINQ is reported");
1445 i40evf_handle_aq_msg(dev);
1448 /* Link Status Change interrupt */
1449 if (icr0 & I40E_VFINT_ICR01_LINK_STAT_CHANGE_MASK)
1450 PMD_DRV_LOG(DEBUG, "LINK_STAT_CHANGE is reported,"
1454 i40evf_enable_irq0(hw);
1455 rte_intr_enable(intr_handle);
1459 i40evf_dev_init(struct rte_eth_dev *eth_dev)
1462 = I40E_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
1463 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(eth_dev);
1465 PMD_INIT_FUNC_TRACE();
1467 /* assign ops func pointer */
1468 eth_dev->dev_ops = &i40evf_eth_dev_ops;
1469 eth_dev->rx_pkt_burst = &i40e_recv_pkts;
1470 eth_dev->tx_pkt_burst = &i40e_xmit_pkts;
1473 * For secondary processes, we don't initialise any further as primary
1474 * has already done this work.
1476 if (rte_eal_process_type() != RTE_PROC_PRIMARY){
1477 i40e_set_rx_function(eth_dev);
1478 i40e_set_tx_function(eth_dev);
1482 rte_eth_copy_pci_info(eth_dev, pci_dev);
1483 eth_dev->data->dev_flags |= RTE_ETH_DEV_DETACHABLE;
1485 hw->vendor_id = pci_dev->id.vendor_id;
1486 hw->device_id = pci_dev->id.device_id;
1487 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
1488 hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
1489 hw->bus.device = pci_dev->addr.devid;
1490 hw->bus.func = pci_dev->addr.function;
1491 hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
1492 hw->adapter_stopped = 0;
1494 if(i40evf_init_vf(eth_dev) != 0) {
1495 PMD_INIT_LOG(ERR, "Init vf failed");
1499 /* register callback func to eal lib */
1500 rte_intr_callback_register(&pci_dev->intr_handle,
1501 i40evf_dev_interrupt_handler, (void *)eth_dev);
1503 /* enable uio intr after callback register */
1504 rte_intr_enable(&pci_dev->intr_handle);
1506 /* configure and enable device interrupt */
1507 i40evf_enable_irq0(hw);
1510 eth_dev->data->mac_addrs = rte_zmalloc("i40evf_mac",
1511 ETHER_ADDR_LEN * I40E_NUM_MACADDR_MAX,
1513 if (eth_dev->data->mac_addrs == NULL) {
1514 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
1515 " store MAC addresses",
1516 ETHER_ADDR_LEN * I40E_NUM_MACADDR_MAX);
1519 ether_addr_copy((struct ether_addr *)hw->mac.addr,
1520 ð_dev->data->mac_addrs[0]);
1526 i40evf_dev_uninit(struct rte_eth_dev *eth_dev)
1528 PMD_INIT_FUNC_TRACE();
1530 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1533 eth_dev->dev_ops = NULL;
1534 eth_dev->rx_pkt_burst = NULL;
1535 eth_dev->tx_pkt_burst = NULL;
1537 if (i40evf_uninit_vf(eth_dev) != 0) {
1538 PMD_INIT_LOG(ERR, "i40evf_uninit_vf failed");
1542 rte_free(eth_dev->data->mac_addrs);
1543 eth_dev->data->mac_addrs = NULL;
1548 * virtual function driver struct
1550 static struct eth_driver rte_i40evf_pmd = {
1552 .id_table = pci_id_i40evf_map,
1553 .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
1554 .probe = rte_eth_dev_pci_probe,
1555 .remove = rte_eth_dev_pci_remove,
1557 .eth_dev_init = i40evf_dev_init,
1558 .eth_dev_uninit = i40evf_dev_uninit,
1559 .dev_private_size = sizeof(struct i40e_adapter),
1562 RTE_PMD_REGISTER_PCI(net_i40e_vf, rte_i40evf_pmd.pci_drv);
1563 RTE_PMD_REGISTER_PCI_TABLE(net_i40e_vf, pci_id_i40evf_map);
1564 RTE_PMD_REGISTER_KMOD_DEP(net_i40e_vf, "* igb_uio | vfio");
1567 i40evf_dev_configure(struct rte_eth_dev *dev)
1569 struct i40e_adapter *ad =
1570 I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1571 struct rte_eth_conf *conf = &dev->data->dev_conf;
1574 /* Initialize to TRUE. If any of Rx queues doesn't meet the bulk
1575 * allocation or vector Rx preconditions we will reset it.
1577 ad->rx_bulk_alloc_allowed = true;
1578 ad->rx_vec_allowed = true;
1579 ad->tx_simple_allowed = true;
1580 ad->tx_vec_allowed = true;
1582 /* For non-DPDK PF drivers, VF has no ability to disable HW
1583 * CRC strip, and is implicitly enabled by the PF.
1585 if (!conf->rxmode.hw_strip_crc) {
1586 vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1587 if ((vf->version_major == I40E_VIRTCHNL_VERSION_MAJOR) &&
1588 (vf->version_minor <= I40E_VIRTCHNL_VERSION_MINOR)) {
1589 /* Peer is running non-DPDK PF driver. */
1590 PMD_INIT_LOG(ERR, "VF can't disable HW CRC Strip");
1595 return i40evf_init_vlan(dev);
1599 i40evf_init_vlan(struct rte_eth_dev *dev)
1601 struct rte_eth_dev_data *data = dev->data;
1604 /* Apply vlan offload setting */
1605 i40evf_vlan_offload_set(dev, ETH_VLAN_STRIP_MASK);
1607 /* Apply pvid setting */
1608 ret = i40evf_vlan_pvid_set(dev, data->dev_conf.txmode.pvid,
1609 data->dev_conf.txmode.hw_vlan_insert_pvid);
1614 i40evf_vlan_offload_set(struct rte_eth_dev *dev, int mask)
1616 bool enable_vlan_strip = 0;
1617 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
1618 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1620 /* Linux pf host doesn't support vlan offload yet */
1621 if (vf->version_major == I40E_DPDK_VERSION_MAJOR) {
1622 /* Vlan stripping setting */
1623 if (mask & ETH_VLAN_STRIP_MASK) {
1624 /* Enable or disable VLAN stripping */
1625 if (dev_conf->rxmode.hw_vlan_strip)
1626 enable_vlan_strip = 1;
1628 enable_vlan_strip = 0;
1630 i40evf_config_vlan_offload(dev, enable_vlan_strip);
1636 i40evf_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid, int on)
1638 struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
1639 struct i40e_vsi_vlan_pvid_info info;
1640 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1642 memset(&info, 0, sizeof(info));
1645 /* Linux pf host don't support vlan offload yet */
1646 if (vf->version_major == I40E_DPDK_VERSION_MAJOR) {
1648 info.config.pvid = pvid;
1650 info.config.reject.tagged =
1651 dev_conf->txmode.hw_vlan_reject_tagged;
1652 info.config.reject.untagged =
1653 dev_conf->txmode.hw_vlan_reject_untagged;
1655 return i40evf_config_vlan_pvid(dev, &info);
1662 i40evf_dev_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1664 struct i40e_rx_queue *rxq;
1666 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1668 PMD_INIT_FUNC_TRACE();
1670 if (rx_queue_id < dev->data->nb_rx_queues) {
1671 rxq = dev->data->rx_queues[rx_queue_id];
1673 err = i40e_alloc_rx_queue_mbufs(rxq);
1675 PMD_DRV_LOG(ERR, "Failed to allocate RX queue mbuf");
1681 /* Init the RX tail register. */
1682 I40E_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
1683 I40EVF_WRITE_FLUSH(hw);
1685 /* Ready to switch the queue on */
1686 err = i40evf_switch_queue(dev, TRUE, rx_queue_id, TRUE);
1689 PMD_DRV_LOG(ERR, "Failed to switch RX queue %u on",
1692 dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
1699 i40evf_dev_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1701 struct i40e_rx_queue *rxq;
1704 if (rx_queue_id < dev->data->nb_rx_queues) {
1705 rxq = dev->data->rx_queues[rx_queue_id];
1707 err = i40evf_switch_queue(dev, TRUE, rx_queue_id, FALSE);
1710 PMD_DRV_LOG(ERR, "Failed to switch RX queue %u off",
1715 i40e_rx_queue_release_mbufs(rxq);
1716 i40e_reset_rx_queue(rxq);
1717 dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
1724 i40evf_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1728 PMD_INIT_FUNC_TRACE();
1730 if (tx_queue_id < dev->data->nb_tx_queues) {
1732 /* Ready to switch the queue on */
1733 err = i40evf_switch_queue(dev, FALSE, tx_queue_id, TRUE);
1736 PMD_DRV_LOG(ERR, "Failed to switch TX queue %u on",
1739 dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
1746 i40evf_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1748 struct i40e_tx_queue *txq;
1751 if (tx_queue_id < dev->data->nb_tx_queues) {
1752 txq = dev->data->tx_queues[tx_queue_id];
1754 err = i40evf_switch_queue(dev, FALSE, tx_queue_id, FALSE);
1757 PMD_DRV_LOG(ERR, "Failed to switch TX queue %u off",
1762 i40e_tx_queue_release_mbufs(txq);
1763 i40e_reset_tx_queue(txq);
1764 dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
1771 i40evf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
1776 ret = i40evf_add_vlan(dev, vlan_id);
1778 ret = i40evf_del_vlan(dev,vlan_id);
1784 i40evf_rxq_init(struct rte_eth_dev *dev, struct i40e_rx_queue *rxq)
1786 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1787 struct rte_eth_dev_data *dev_data = dev->data;
1788 struct rte_pktmbuf_pool_private *mbp_priv;
1789 uint16_t buf_size, len;
1791 rxq->qrx_tail = hw->hw_addr + I40E_QRX_TAIL1(rxq->queue_id);
1792 I40E_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
1793 I40EVF_WRITE_FLUSH(hw);
1795 /* Calculate the maximum packet length allowed */
1796 mbp_priv = rte_mempool_get_priv(rxq->mp);
1797 buf_size = (uint16_t)(mbp_priv->mbuf_data_room_size -
1798 RTE_PKTMBUF_HEADROOM);
1799 rxq->hs_mode = i40e_header_split_none;
1800 rxq->rx_hdr_len = 0;
1801 rxq->rx_buf_len = RTE_ALIGN(buf_size, (1 << I40E_RXQ_CTX_DBUFF_SHIFT));
1802 len = rxq->rx_buf_len * I40E_MAX_CHAINED_RX_BUFFERS;
1803 rxq->max_pkt_len = RTE_MIN(len,
1804 dev_data->dev_conf.rxmode.max_rx_pkt_len);
1807 * Check if the jumbo frame and maximum packet length are set correctly
1809 if (dev_data->dev_conf.rxmode.jumbo_frame == 1) {
1810 if (rxq->max_pkt_len <= ETHER_MAX_LEN ||
1811 rxq->max_pkt_len > I40E_FRAME_SIZE_MAX) {
1812 PMD_DRV_LOG(ERR, "maximum packet length must be "
1813 "larger than %u and smaller than %u, as jumbo "
1814 "frame is enabled", (uint32_t)ETHER_MAX_LEN,
1815 (uint32_t)I40E_FRAME_SIZE_MAX);
1816 return I40E_ERR_CONFIG;
1819 if (rxq->max_pkt_len < ETHER_MIN_LEN ||
1820 rxq->max_pkt_len > ETHER_MAX_LEN) {
1821 PMD_DRV_LOG(ERR, "maximum packet length must be "
1822 "larger than %u and smaller than %u, as jumbo "
1823 "frame is disabled", (uint32_t)ETHER_MIN_LEN,
1824 (uint32_t)ETHER_MAX_LEN);
1825 return I40E_ERR_CONFIG;
1829 if (dev_data->dev_conf.rxmode.enable_scatter ||
1830 (rxq->max_pkt_len + 2 * I40E_VLAN_TAG_SIZE) > buf_size) {
1831 dev_data->scattered_rx = 1;
1838 i40evf_rx_init(struct rte_eth_dev *dev)
1840 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1842 int ret = I40E_SUCCESS;
1843 struct i40e_rx_queue **rxq =
1844 (struct i40e_rx_queue **)dev->data->rx_queues;
1846 i40evf_config_rss(vf);
1847 for (i = 0; i < dev->data->nb_rx_queues; i++) {
1848 if (!rxq[i] || !rxq[i]->q_set)
1850 ret = i40evf_rxq_init(dev, rxq[i]);
1851 if (ret != I40E_SUCCESS)
1854 if (ret == I40E_SUCCESS)
1855 i40e_set_rx_function(dev);
1861 i40evf_tx_init(struct rte_eth_dev *dev)
1864 struct i40e_tx_queue **txq =
1865 (struct i40e_tx_queue **)dev->data->tx_queues;
1866 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1868 for (i = 0; i < dev->data->nb_tx_queues; i++)
1869 txq[i]->qtx_tail = hw->hw_addr + I40E_QTX_TAIL1(i);
1871 i40e_set_tx_function(dev);
1875 i40evf_enable_queues_intr(struct rte_eth_dev *dev)
1877 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1878 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1879 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
1880 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1882 if (!rte_intr_allow_others(intr_handle)) {
1884 I40E_VFINT_DYN_CTL01,
1885 I40E_VFINT_DYN_CTL01_INTENA_MASK |
1886 I40E_VFINT_DYN_CTL01_CLEARPBA_MASK |
1887 I40E_VFINT_DYN_CTL01_ITR_INDX_MASK);
1888 I40EVF_WRITE_FLUSH(hw);
1892 if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
1893 /* To support DPDK PF host */
1895 I40E_VFINT_DYN_CTLN1(I40EVF_VSI_DEFAULT_MSIX_INTR - 1),
1896 I40E_VFINT_DYN_CTLN1_INTENA_MASK |
1897 I40E_VFINT_DYN_CTLN_CLEARPBA_MASK);
1898 /* If host driver is kernel driver, do nothing.
1899 * Interrupt 0 is used for rx packets, but don't set
1900 * I40E_VFINT_DYN_CTL01,
1901 * because it is already done in i40evf_enable_irq0.
1904 I40EVF_WRITE_FLUSH(hw);
1908 i40evf_disable_queues_intr(struct rte_eth_dev *dev)
1910 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1911 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1912 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
1913 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1915 if (!rte_intr_allow_others(intr_handle)) {
1916 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
1917 I40E_VFINT_DYN_CTL01_ITR_INDX_MASK);
1918 I40EVF_WRITE_FLUSH(hw);
1922 if (vf->version_major == I40E_DPDK_VERSION_MAJOR)
1924 I40E_VFINT_DYN_CTLN1(I40EVF_VSI_DEFAULT_MSIX_INTR
1927 /* If host driver is kernel driver, do nothing.
1928 * Interrupt 0 is used for rx packets, but don't zero
1929 * I40E_VFINT_DYN_CTL01,
1930 * because interrupt 0 is also used for adminq processing.
1933 I40EVF_WRITE_FLUSH(hw);
1937 i40evf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
1939 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
1940 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1941 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1943 i40e_calc_itr_interval(RTE_LIBRTE_I40E_ITR_INTERVAL);
1946 msix_intr = intr_handle->intr_vec[queue_id];
1947 if (msix_intr == I40E_MISC_VEC_ID)
1948 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01,
1949 I40E_VFINT_DYN_CTL01_INTENA_MASK |
1950 I40E_VFINT_DYN_CTL01_CLEARPBA_MASK |
1951 (0 << I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT) |
1953 I40E_VFINT_DYN_CTL01_INTERVAL_SHIFT));
1956 I40E_VFINT_DYN_CTLN1(msix_intr -
1958 I40E_VFINT_DYN_CTLN1_INTENA_MASK |
1959 I40E_VFINT_DYN_CTLN1_CLEARPBA_MASK |
1960 (0 << I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT) |
1962 I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT));
1964 I40EVF_WRITE_FLUSH(hw);
1966 rte_intr_enable(&pci_dev->intr_handle);
1972 i40evf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
1974 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
1975 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1976 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1979 msix_intr = intr_handle->intr_vec[queue_id];
1980 if (msix_intr == I40E_MISC_VEC_ID)
1981 I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01, 0);
1984 I40E_VFINT_DYN_CTLN1(msix_intr -
1988 I40EVF_WRITE_FLUSH(hw);
1994 i40evf_add_del_all_mac_addr(struct rte_eth_dev *dev, bool add)
1996 struct i40e_virtchnl_ether_addr_list *list;
1997 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2002 struct ether_addr *addr;
2003 struct vf_cmd_info args;
2007 len = sizeof(struct i40e_virtchnl_ether_addr_list);
2008 for (i = begin; i < I40E_NUM_MACADDR_MAX; i++, next_begin++) {
2009 if (is_zero_ether_addr(&dev->data->mac_addrs[i]))
2011 len += sizeof(struct i40e_virtchnl_ether_addr);
2012 if (len >= I40E_AQ_BUF_SZ) {
2018 list = rte_zmalloc("i40evf_del_mac_buffer", len, 0);
2020 for (i = begin; i < next_begin; i++) {
2021 addr = &dev->data->mac_addrs[i];
2022 if (is_zero_ether_addr(addr))
2024 (void)rte_memcpy(list->list[j].addr, addr->addr_bytes,
2025 sizeof(addr->addr_bytes));
2026 PMD_DRV_LOG(DEBUG, "add/rm mac:%x:%x:%x:%x:%x:%x",
2027 addr->addr_bytes[0], addr->addr_bytes[1],
2028 addr->addr_bytes[2], addr->addr_bytes[3],
2029 addr->addr_bytes[4], addr->addr_bytes[5]);
2032 list->vsi_id = vf->vsi_res->vsi_id;
2033 list->num_elements = j;
2034 args.ops = add ? I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS :
2035 I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS;
2036 args.in_args = (uint8_t *)list;
2037 args.in_args_size = len;
2038 args.out_buffer = vf->aq_resp;
2039 args.out_size = I40E_AQ_BUF_SZ;
2040 err = i40evf_execute_vf_cmd(dev, &args);
2042 PMD_DRV_LOG(ERR, "fail to execute command %s",
2043 add ? "OP_ADD_ETHER_ADDRESS" :
2044 "OP_DEL_ETHER_ADDRESS");
2047 } while (begin < I40E_NUM_MACADDR_MAX);
2051 i40evf_dev_start(struct rte_eth_dev *dev)
2053 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2054 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2055 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
2056 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
2057 uint32_t intr_vector = 0;
2059 PMD_INIT_FUNC_TRACE();
2061 hw->adapter_stopped = 0;
2063 vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
2064 vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
2065 dev->data->nb_tx_queues);
2067 /* check and configure queue intr-vector mapping */
2068 if (dev->data->dev_conf.intr_conf.rxq != 0) {
2069 intr_vector = dev->data->nb_rx_queues;
2070 if (rte_intr_efd_enable(intr_handle, intr_vector))
2074 if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
2075 intr_handle->intr_vec =
2076 rte_zmalloc("intr_vec",
2077 dev->data->nb_rx_queues * sizeof(int), 0);
2078 if (!intr_handle->intr_vec) {
2079 PMD_INIT_LOG(ERR, "Failed to allocate %d rx_queues"
2080 " intr_vec", dev->data->nb_rx_queues);
2085 if (i40evf_rx_init(dev) != 0){
2086 PMD_DRV_LOG(ERR, "failed to do RX init");
2090 i40evf_tx_init(dev);
2092 if (i40evf_configure_queues(dev) != 0) {
2093 PMD_DRV_LOG(ERR, "configure queues failed");
2096 if (i40evf_config_irq_map(dev)) {
2097 PMD_DRV_LOG(ERR, "config_irq_map failed");
2101 /* Set all mac addrs */
2102 i40evf_add_del_all_mac_addr(dev, TRUE);
2104 if (i40evf_start_queues(dev) != 0) {
2105 PMD_DRV_LOG(ERR, "enable queues failed");
2109 i40evf_enable_queues_intr(dev);
2113 i40evf_add_del_all_mac_addr(dev, FALSE);
2119 i40evf_dev_stop(struct rte_eth_dev *dev)
2121 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
2122 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
2124 PMD_INIT_FUNC_TRACE();
2126 i40evf_stop_queues(dev);
2127 i40evf_disable_queues_intr(dev);
2128 i40e_dev_clear_queues(dev);
2130 /* Clean datapath event and queue/vec mapping */
2131 rte_intr_efd_disable(intr_handle);
2132 if (intr_handle->intr_vec) {
2133 rte_free(intr_handle->intr_vec);
2134 intr_handle->intr_vec = NULL;
2136 /* remove all mac addrs */
2137 i40evf_add_del_all_mac_addr(dev, FALSE);
2142 i40evf_dev_link_update(struct rte_eth_dev *dev,
2143 __rte_unused int wait_to_complete)
2145 struct rte_eth_link new_link;
2146 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2148 * DPDK pf host provide interfacet to acquire link status
2149 * while Linux driver does not
2152 /* Linux driver PF host */
2153 switch (vf->link_speed) {
2154 case I40E_LINK_SPEED_100MB:
2155 new_link.link_speed = ETH_SPEED_NUM_100M;
2157 case I40E_LINK_SPEED_1GB:
2158 new_link.link_speed = ETH_SPEED_NUM_1G;
2160 case I40E_LINK_SPEED_10GB:
2161 new_link.link_speed = ETH_SPEED_NUM_10G;
2163 case I40E_LINK_SPEED_20GB:
2164 new_link.link_speed = ETH_SPEED_NUM_20G;
2166 case I40E_LINK_SPEED_40GB:
2167 new_link.link_speed = ETH_SPEED_NUM_40G;
2170 new_link.link_speed = ETH_SPEED_NUM_100M;
2173 /* full duplex only */
2174 new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
2175 new_link.link_status = vf->link_up ? ETH_LINK_UP :
2178 i40evf_dev_atomic_write_link_status(dev, &new_link);
2184 i40evf_dev_promiscuous_enable(struct rte_eth_dev *dev)
2186 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2189 /* If enabled, just return */
2190 if (vf->promisc_unicast_enabled)
2193 ret = i40evf_config_promisc(dev, 1, vf->promisc_multicast_enabled);
2195 vf->promisc_unicast_enabled = TRUE;
2199 i40evf_dev_promiscuous_disable(struct rte_eth_dev *dev)
2201 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2204 /* If disabled, just return */
2205 if (!vf->promisc_unicast_enabled)
2208 ret = i40evf_config_promisc(dev, 0, vf->promisc_multicast_enabled);
2210 vf->promisc_unicast_enabled = FALSE;
2214 i40evf_dev_allmulticast_enable(struct rte_eth_dev *dev)
2216 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2219 /* If enabled, just return */
2220 if (vf->promisc_multicast_enabled)
2223 ret = i40evf_config_promisc(dev, vf->promisc_unicast_enabled, 1);
2225 vf->promisc_multicast_enabled = TRUE;
2229 i40evf_dev_allmulticast_disable(struct rte_eth_dev *dev)
2231 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2234 /* If enabled, just return */
2235 if (!vf->promisc_multicast_enabled)
2238 ret = i40evf_config_promisc(dev, vf->promisc_unicast_enabled, 0);
2240 vf->promisc_multicast_enabled = FALSE;
2244 i40evf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
2246 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2248 memset(dev_info, 0, sizeof(*dev_info));
2249 dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
2250 dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
2251 dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
2252 dev_info->min_rx_bufsize = I40E_BUF_SIZE_MIN;
2253 dev_info->max_rx_pktlen = I40E_FRAME_SIZE_MAX;
2254 dev_info->hash_key_size = (I40E_VFQF_HKEY_MAX_INDEX + 1) * sizeof(uint32_t);
2255 dev_info->reta_size = ETH_RSS_RETA_SIZE_64;
2256 dev_info->flow_type_rss_offloads = I40E_RSS_OFFLOAD_ALL;
2257 dev_info->max_mac_addrs = I40E_NUM_MACADDR_MAX;
2258 dev_info->rx_offload_capa =
2259 DEV_RX_OFFLOAD_VLAN_STRIP |
2260 DEV_RX_OFFLOAD_QINQ_STRIP |
2261 DEV_RX_OFFLOAD_IPV4_CKSUM |
2262 DEV_RX_OFFLOAD_UDP_CKSUM |
2263 DEV_RX_OFFLOAD_TCP_CKSUM;
2264 dev_info->tx_offload_capa =
2265 DEV_TX_OFFLOAD_VLAN_INSERT |
2266 DEV_TX_OFFLOAD_QINQ_INSERT |
2267 DEV_TX_OFFLOAD_IPV4_CKSUM |
2268 DEV_TX_OFFLOAD_UDP_CKSUM |
2269 DEV_TX_OFFLOAD_TCP_CKSUM |
2270 DEV_TX_OFFLOAD_SCTP_CKSUM;
2272 dev_info->default_rxconf = (struct rte_eth_rxconf) {
2274 .pthresh = I40E_DEFAULT_RX_PTHRESH,
2275 .hthresh = I40E_DEFAULT_RX_HTHRESH,
2276 .wthresh = I40E_DEFAULT_RX_WTHRESH,
2278 .rx_free_thresh = I40E_DEFAULT_RX_FREE_THRESH,
2282 dev_info->default_txconf = (struct rte_eth_txconf) {
2284 .pthresh = I40E_DEFAULT_TX_PTHRESH,
2285 .hthresh = I40E_DEFAULT_TX_HTHRESH,
2286 .wthresh = I40E_DEFAULT_TX_WTHRESH,
2288 .tx_free_thresh = I40E_DEFAULT_TX_FREE_THRESH,
2289 .tx_rs_thresh = I40E_DEFAULT_TX_RSBIT_THRESH,
2290 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
2291 ETH_TXQ_FLAGS_NOOFFLOADS,
2294 dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
2295 .nb_max = I40E_MAX_RING_DESC,
2296 .nb_min = I40E_MIN_RING_DESC,
2297 .nb_align = I40E_ALIGN_RING_DESC,
2300 dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
2301 .nb_max = I40E_MAX_RING_DESC,
2302 .nb_min = I40E_MIN_RING_DESC,
2303 .nb_align = I40E_ALIGN_RING_DESC,
2308 i40evf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
2310 if (i40evf_get_statistics(dev, stats))
2311 PMD_DRV_LOG(ERR, "Get statistics failed");
2315 i40evf_dev_close(struct rte_eth_dev *dev)
2317 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2318 struct rte_pci_device *pci_dev = I40E_DEV_TO_PCI(dev);
2319 struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
2321 i40evf_dev_stop(dev);
2322 hw->adapter_stopped = 1;
2323 i40e_dev_free_queues(dev);
2324 i40evf_reset_vf(hw);
2325 i40e_shutdown_adminq(hw);
2326 /* disable uio intr before callback unregister */
2327 rte_intr_disable(intr_handle);
2329 /* unregister callback func from eal lib */
2330 rte_intr_callback_unregister(intr_handle,
2331 i40evf_dev_interrupt_handler, dev);
2332 i40evf_disable_irq0(hw);
2336 i40evf_get_rss_lut(struct i40e_vsi *vsi, uint8_t *lut, uint16_t lut_size)
2338 struct i40e_vf *vf = I40E_VSI_TO_VF(vsi);
2339 struct i40e_hw *hw = I40E_VSI_TO_HW(vsi);
2345 if (vf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
2346 ret = i40e_aq_get_rss_lut(hw, vsi->vsi_id, FALSE,
2349 PMD_DRV_LOG(ERR, "Failed to get RSS lookup table");
2353 uint32_t *lut_dw = (uint32_t *)lut;
2354 uint16_t i, lut_size_dw = lut_size / 4;
2356 for (i = 0; i < lut_size_dw; i++)
2357 lut_dw[i] = I40E_READ_REG(hw, I40E_VFQF_HLUT(i));
2364 i40evf_set_rss_lut(struct i40e_vsi *vsi, uint8_t *lut, uint16_t lut_size)
2373 vf = I40E_VSI_TO_VF(vsi);
2374 hw = I40E_VSI_TO_HW(vsi);
2376 if (vf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
2377 ret = i40e_aq_set_rss_lut(hw, vsi->vsi_id, FALSE,
2380 PMD_DRV_LOG(ERR, "Failed to set RSS lookup table");
2384 uint32_t *lut_dw = (uint32_t *)lut;
2385 uint16_t i, lut_size_dw = lut_size / 4;
2387 for (i = 0; i < lut_size_dw; i++)
2388 I40E_WRITE_REG(hw, I40E_VFQF_HLUT(i), lut_dw[i]);
2389 I40EVF_WRITE_FLUSH(hw);
2396 i40evf_dev_rss_reta_update(struct rte_eth_dev *dev,
2397 struct rte_eth_rss_reta_entry64 *reta_conf,
2400 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2402 uint16_t i, idx, shift;
2405 if (reta_size != ETH_RSS_RETA_SIZE_64) {
2406 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
2407 "(%d) doesn't match the number of hardware can "
2408 "support (%d)", reta_size, ETH_RSS_RETA_SIZE_64);
2412 lut = rte_zmalloc("i40e_rss_lut", reta_size, 0);
2414 PMD_DRV_LOG(ERR, "No memory can be allocated");
2417 ret = i40evf_get_rss_lut(&vf->vsi, lut, reta_size);
2420 for (i = 0; i < reta_size; i++) {
2421 idx = i / RTE_RETA_GROUP_SIZE;
2422 shift = i % RTE_RETA_GROUP_SIZE;
2423 if (reta_conf[idx].mask & (1ULL << shift))
2424 lut[i] = reta_conf[idx].reta[shift];
2426 ret = i40evf_set_rss_lut(&vf->vsi, lut, reta_size);
2435 i40evf_dev_rss_reta_query(struct rte_eth_dev *dev,
2436 struct rte_eth_rss_reta_entry64 *reta_conf,
2439 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2440 uint16_t i, idx, shift;
2444 if (reta_size != ETH_RSS_RETA_SIZE_64) {
2445 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
2446 "(%d) doesn't match the number of hardware can "
2447 "support (%d)", reta_size, ETH_RSS_RETA_SIZE_64);
2451 lut = rte_zmalloc("i40e_rss_lut", reta_size, 0);
2453 PMD_DRV_LOG(ERR, "No memory can be allocated");
2457 ret = i40evf_get_rss_lut(&vf->vsi, lut, reta_size);
2460 for (i = 0; i < reta_size; i++) {
2461 idx = i / RTE_RETA_GROUP_SIZE;
2462 shift = i % RTE_RETA_GROUP_SIZE;
2463 if (reta_conf[idx].mask & (1ULL << shift))
2464 reta_conf[idx].reta[shift] = lut[i];
2474 i40evf_set_rss_key(struct i40e_vsi *vsi, uint8_t *key, uint8_t key_len)
2476 struct i40e_vf *vf = I40E_VSI_TO_VF(vsi);
2477 struct i40e_hw *hw = I40E_VSI_TO_HW(vsi);
2480 if (!key || key_len == 0) {
2481 PMD_DRV_LOG(DEBUG, "No key to be configured");
2483 } else if (key_len != (I40E_VFQF_HKEY_MAX_INDEX + 1) *
2485 PMD_DRV_LOG(ERR, "Invalid key length %u", key_len);
2489 if (vf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
2490 struct i40e_aqc_get_set_rss_key_data *key_dw =
2491 (struct i40e_aqc_get_set_rss_key_data *)key;
2493 ret = i40e_aq_set_rss_key(hw, vsi->vsi_id, key_dw);
2495 PMD_INIT_LOG(ERR, "Failed to configure RSS key "
2498 uint32_t *hash_key = (uint32_t *)key;
2501 for (i = 0; i <= I40E_VFQF_HKEY_MAX_INDEX; i++)
2502 i40e_write_rx_ctl(hw, I40E_VFQF_HKEY(i), hash_key[i]);
2503 I40EVF_WRITE_FLUSH(hw);
2510 i40evf_get_rss_key(struct i40e_vsi *vsi, uint8_t *key, uint8_t *key_len)
2512 struct i40e_vf *vf = I40E_VSI_TO_VF(vsi);
2513 struct i40e_hw *hw = I40E_VSI_TO_HW(vsi);
2516 if (!key || !key_len)
2519 if (vf->flags & I40E_FLAG_RSS_AQ_CAPABLE) {
2520 ret = i40e_aq_get_rss_key(hw, vsi->vsi_id,
2521 (struct i40e_aqc_get_set_rss_key_data *)key);
2523 PMD_INIT_LOG(ERR, "Failed to get RSS key via AQ");
2527 uint32_t *key_dw = (uint32_t *)key;
2530 for (i = 0; i <= I40E_VFQF_HKEY_MAX_INDEX; i++)
2531 key_dw[i] = i40e_read_rx_ctl(hw, I40E_VFQF_HKEY(i));
2533 *key_len = (I40E_VFQF_HKEY_MAX_INDEX + 1) * sizeof(uint32_t);
2539 i40evf_hw_rss_hash_set(struct i40e_vf *vf, struct rte_eth_rss_conf *rss_conf)
2541 struct i40e_hw *hw = I40E_VF_TO_HW(vf);
2542 uint64_t rss_hf, hena;
2545 ret = i40evf_set_rss_key(&vf->vsi, rss_conf->rss_key,
2546 rss_conf->rss_key_len);
2550 rss_hf = rss_conf->rss_hf;
2551 hena = (uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(0));
2552 hena |= ((uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(1))) << 32;
2553 if (hw->mac.type == I40E_MAC_X722)
2554 hena &= ~I40E_RSS_HENA_ALL_X722;
2556 hena &= ~I40E_RSS_HENA_ALL;
2557 hena |= i40e_config_hena(rss_hf, hw->mac.type);
2558 i40e_write_rx_ctl(hw, I40E_VFQF_HENA(0), (uint32_t)hena);
2559 i40e_write_rx_ctl(hw, I40E_VFQF_HENA(1), (uint32_t)(hena >> 32));
2560 I40EVF_WRITE_FLUSH(hw);
2566 i40evf_disable_rss(struct i40e_vf *vf)
2568 struct i40e_hw *hw = I40E_VF_TO_HW(vf);
2571 hena = (uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(0));
2572 hena |= ((uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(1))) << 32;
2573 if (hw->mac.type == I40E_MAC_X722)
2574 hena &= ~I40E_RSS_HENA_ALL_X722;
2576 hena &= ~I40E_RSS_HENA_ALL;
2577 i40e_write_rx_ctl(hw, I40E_VFQF_HENA(0), (uint32_t)hena);
2578 i40e_write_rx_ctl(hw, I40E_VFQF_HENA(1), (uint32_t)(hena >> 32));
2579 I40EVF_WRITE_FLUSH(hw);
2583 i40evf_config_rss(struct i40e_vf *vf)
2585 struct i40e_hw *hw = I40E_VF_TO_HW(vf);
2586 struct rte_eth_rss_conf rss_conf;
2587 uint32_t i, j, lut = 0, nb_q = (I40E_VFQF_HLUT_MAX_INDEX + 1) * 4;
2590 if (vf->dev_data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
2591 i40evf_disable_rss(vf);
2592 PMD_DRV_LOG(DEBUG, "RSS not configured");
2596 num = RTE_MIN(vf->dev_data->nb_rx_queues, I40E_MAX_QP_NUM_PER_VF);
2597 /* Fill out the look up table */
2598 for (i = 0, j = 0; i < nb_q; i++, j++) {
2601 lut = (lut << 8) | j;
2603 I40E_WRITE_REG(hw, I40E_VFQF_HLUT(i >> 2), lut);
2606 rss_conf = vf->dev_data->dev_conf.rx_adv_conf.rss_conf;
2607 if ((rss_conf.rss_hf & I40E_RSS_OFFLOAD_ALL) == 0) {
2608 i40evf_disable_rss(vf);
2609 PMD_DRV_LOG(DEBUG, "No hash flag is set");
2613 if (rss_conf.rss_key == NULL || rss_conf.rss_key_len <
2614 (I40E_VFQF_HKEY_MAX_INDEX + 1) * sizeof(uint32_t)) {
2615 /* Calculate the default hash key */
2616 for (i = 0; i <= I40E_VFQF_HKEY_MAX_INDEX; i++)
2617 rss_key_default[i] = (uint32_t)rte_rand();
2618 rss_conf.rss_key = (uint8_t *)rss_key_default;
2619 rss_conf.rss_key_len = (I40E_VFQF_HKEY_MAX_INDEX + 1) *
2623 return i40evf_hw_rss_hash_set(vf, &rss_conf);
2627 i40evf_dev_rss_hash_update(struct rte_eth_dev *dev,
2628 struct rte_eth_rss_conf *rss_conf)
2630 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2631 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2632 uint64_t rss_hf = rss_conf->rss_hf & I40E_RSS_OFFLOAD_ALL;
2635 hena = (uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(0));
2636 hena |= ((uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(1))) << 32;
2637 if (!(hena & ((hw->mac.type == I40E_MAC_X722)
2638 ? I40E_RSS_HENA_ALL_X722
2639 : I40E_RSS_HENA_ALL))) { /* RSS disabled */
2640 if (rss_hf != 0) /* Enable RSS */
2646 if (rss_hf == 0) /* Disable RSS */
2649 return i40evf_hw_rss_hash_set(vf, rss_conf);
2653 i40evf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
2654 struct rte_eth_rss_conf *rss_conf)
2656 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2657 struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2660 i40evf_get_rss_key(&vf->vsi, rss_conf->rss_key,
2661 &rss_conf->rss_key_len);
2663 hena = (uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(0));
2664 hena |= ((uint64_t)i40e_read_rx_ctl(hw, I40E_VFQF_HENA(1))) << 32;
2665 rss_conf->rss_hf = i40e_parse_hena(hena);
2671 i40evf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
2673 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2674 struct rte_eth_dev_data *dev_data = vf->dev_data;
2675 uint32_t frame_size = mtu + ETHER_HDR_LEN
2676 + ETHER_CRC_LEN + I40E_VLAN_TAG_SIZE;
2679 /* check if mtu is within the allowed range */
2680 if ((mtu < ETHER_MIN_MTU) || (frame_size > I40E_FRAME_SIZE_MAX))
2683 /* mtu setting is forbidden if port is start */
2684 if (dev_data->dev_started) {
2685 PMD_DRV_LOG(ERR, "port %d must be stopped before configuration",
2690 if (frame_size > ETHER_MAX_LEN)
2691 dev_data->dev_conf.rxmode.jumbo_frame = 1;
2693 dev_data->dev_conf.rxmode.jumbo_frame = 0;
2695 dev_data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
2701 i40evf_set_default_mac_addr(struct rte_eth_dev *dev,
2702 struct ether_addr *mac_addr)
2704 struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
2706 if (!is_valid_assigned_ether_addr(mac_addr)) {
2707 PMD_DRV_LOG(ERR, "Tried to set invalid MAC address.");
2711 if (is_same_ether_addr(mac_addr, dev->data->mac_addrs))
2714 if (vf->flags & I40E_FLAG_VF_MAC_BY_PF)
2717 i40evf_del_mac_addr_by_addr(dev, dev->data->mac_addrs);
2719 i40evf_add_mac_addr(dev, mac_addr, 0, 0);