f5e6e852ae0158859edaba24ed099be2ac02e4e4
[dpdk.git] / drivers / net / iavf / iavf_ethdev.c
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Intel Corporation
3  */
4
5 #include <sys/queue.h>
6 #include <stdio.h>
7 #include <errno.h>
8 #include <stdint.h>
9 #include <string.h>
10 #include <unistd.h>
11 #include <stdarg.h>
12 #include <inttypes.h>
13 #include <rte_byteorder.h>
14 #include <rte_common.h>
15
16 #include <rte_interrupts.h>
17 #include <rte_debug.h>
18 #include <rte_pci.h>
19 #include <rte_atomic.h>
20 #include <rte_eal.h>
21 #include <rte_ether.h>
22 #include <rte_ethdev_driver.h>
23 #include <rte_ethdev_pci.h>
24 #include <rte_malloc.h>
25 #include <rte_memzone.h>
26 #include <rte_dev.h>
27
28 #include "iavf.h"
29 #include "iavf_rxtx.h"
30 #include "iavf_generic_flow.h"
31
32 static int iavf_dev_configure(struct rte_eth_dev *dev);
33 static int iavf_dev_start(struct rte_eth_dev *dev);
34 static void iavf_dev_stop(struct rte_eth_dev *dev);
35 static int iavf_dev_close(struct rte_eth_dev *dev);
36 static int iavf_dev_reset(struct rte_eth_dev *dev);
37 static int iavf_dev_info_get(struct rte_eth_dev *dev,
38                              struct rte_eth_dev_info *dev_info);
39 static const uint32_t *iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
40 static int iavf_dev_stats_get(struct rte_eth_dev *dev,
41                              struct rte_eth_stats *stats);
42 static int iavf_dev_stats_reset(struct rte_eth_dev *dev);
43 static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
44                                  struct rte_eth_xstat *xstats, unsigned int n);
45 static int iavf_dev_xstats_get_names(struct rte_eth_dev *dev,
46                                        struct rte_eth_xstat_name *xstats_names,
47                                        unsigned int limit);
48 static int iavf_dev_promiscuous_enable(struct rte_eth_dev *dev);
49 static int iavf_dev_promiscuous_disable(struct rte_eth_dev *dev);
50 static int iavf_dev_allmulticast_enable(struct rte_eth_dev *dev);
51 static int iavf_dev_allmulticast_disable(struct rte_eth_dev *dev);
52 static int iavf_dev_add_mac_addr(struct rte_eth_dev *dev,
53                                 struct rte_ether_addr *addr,
54                                 uint32_t index,
55                                 uint32_t pool);
56 static void iavf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index);
57 static int iavf_dev_vlan_filter_set(struct rte_eth_dev *dev,
58                                    uint16_t vlan_id, int on);
59 static int iavf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
60 static int iavf_dev_rss_reta_update(struct rte_eth_dev *dev,
61                                    struct rte_eth_rss_reta_entry64 *reta_conf,
62                                    uint16_t reta_size);
63 static int iavf_dev_rss_reta_query(struct rte_eth_dev *dev,
64                                   struct rte_eth_rss_reta_entry64 *reta_conf,
65                                   uint16_t reta_size);
66 static int iavf_dev_rss_hash_update(struct rte_eth_dev *dev,
67                                    struct rte_eth_rss_conf *rss_conf);
68 static int iavf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
69                                      struct rte_eth_rss_conf *rss_conf);
70 static int iavf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
71 static int iavf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
72                                          struct rte_ether_addr *mac_addr);
73 static int iavf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev,
74                                         uint16_t queue_id);
75 static int iavf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev,
76                                          uint16_t queue_id);
77 static int iavf_dev_filter_ctrl(struct rte_eth_dev *dev,
78                      enum rte_filter_type filter_type,
79                      enum rte_filter_op filter_op,
80                      void *arg);
81 static int iavf_set_mc_addr_list(struct rte_eth_dev *dev,
82                         struct rte_ether_addr *mc_addrs,
83                         uint32_t mc_addrs_num);
84
85 static const struct rte_pci_id pci_id_iavf_map[] = {
86         { RTE_PCI_DEVICE(IAVF_INTEL_VENDOR_ID, IAVF_DEV_ID_ADAPTIVE_VF) },
87         { .vendor_id = 0, /* sentinel */ },
88 };
89
90 struct rte_iavf_xstats_name_off {
91         char name[RTE_ETH_XSTATS_NAME_SIZE];
92         unsigned int offset;
93 };
94
95 static const struct rte_iavf_xstats_name_off rte_iavf_stats_strings[] = {
96         {"rx_bytes", offsetof(struct iavf_eth_stats, rx_bytes)},
97         {"rx_unicast_packets", offsetof(struct iavf_eth_stats, rx_unicast)},
98         {"rx_multicast_packets", offsetof(struct iavf_eth_stats, rx_multicast)},
99         {"rx_broadcast_packets", offsetof(struct iavf_eth_stats, rx_broadcast)},
100         {"rx_dropped_packets", offsetof(struct iavf_eth_stats, rx_discards)},
101         {"rx_unknown_protocol_packets", offsetof(struct iavf_eth_stats,
102                 rx_unknown_protocol)},
103         {"tx_bytes", offsetof(struct iavf_eth_stats, tx_bytes)},
104         {"tx_unicast_packets", offsetof(struct iavf_eth_stats, tx_unicast)},
105         {"tx_multicast_packets", offsetof(struct iavf_eth_stats, tx_multicast)},
106         {"tx_broadcast_packets", offsetof(struct iavf_eth_stats, tx_broadcast)},
107         {"tx_dropped_packets", offsetof(struct iavf_eth_stats, tx_discards)},
108         {"tx_error_packets", offsetof(struct iavf_eth_stats, tx_errors)},
109 };
110
111 #define IAVF_NB_XSTATS (sizeof(rte_iavf_stats_strings) / \
112                 sizeof(rte_iavf_stats_strings[0]))
113
114 static const struct eth_dev_ops iavf_eth_dev_ops = {
115         .dev_configure              = iavf_dev_configure,
116         .dev_start                  = iavf_dev_start,
117         .dev_stop                   = iavf_dev_stop,
118         .dev_close                  = iavf_dev_close,
119         .dev_reset                  = iavf_dev_reset,
120         .dev_infos_get              = iavf_dev_info_get,
121         .dev_supported_ptypes_get   = iavf_dev_supported_ptypes_get,
122         .link_update                = iavf_dev_link_update,
123         .stats_get                  = iavf_dev_stats_get,
124         .stats_reset                = iavf_dev_stats_reset,
125         .xstats_get                 = iavf_dev_xstats_get,
126         .xstats_get_names           = iavf_dev_xstats_get_names,
127         .xstats_reset               = iavf_dev_stats_reset,
128         .promiscuous_enable         = iavf_dev_promiscuous_enable,
129         .promiscuous_disable        = iavf_dev_promiscuous_disable,
130         .allmulticast_enable        = iavf_dev_allmulticast_enable,
131         .allmulticast_disable       = iavf_dev_allmulticast_disable,
132         .mac_addr_add               = iavf_dev_add_mac_addr,
133         .mac_addr_remove            = iavf_dev_del_mac_addr,
134         .set_mc_addr_list                       = iavf_set_mc_addr_list,
135         .vlan_filter_set            = iavf_dev_vlan_filter_set,
136         .vlan_offload_set           = iavf_dev_vlan_offload_set,
137         .rx_queue_start             = iavf_dev_rx_queue_start,
138         .rx_queue_stop              = iavf_dev_rx_queue_stop,
139         .tx_queue_start             = iavf_dev_tx_queue_start,
140         .tx_queue_stop              = iavf_dev_tx_queue_stop,
141         .rx_queue_setup             = iavf_dev_rx_queue_setup,
142         .rx_queue_release           = iavf_dev_rx_queue_release,
143         .tx_queue_setup             = iavf_dev_tx_queue_setup,
144         .tx_queue_release           = iavf_dev_tx_queue_release,
145         .mac_addr_set               = iavf_dev_set_default_mac_addr,
146         .reta_update                = iavf_dev_rss_reta_update,
147         .reta_query                 = iavf_dev_rss_reta_query,
148         .rss_hash_update            = iavf_dev_rss_hash_update,
149         .rss_hash_conf_get          = iavf_dev_rss_hash_conf_get,
150         .rxq_info_get               = iavf_dev_rxq_info_get,
151         .txq_info_get               = iavf_dev_txq_info_get,
152         .mtu_set                    = iavf_dev_mtu_set,
153         .rx_queue_intr_enable       = iavf_dev_rx_queue_intr_enable,
154         .rx_queue_intr_disable      = iavf_dev_rx_queue_intr_disable,
155         .filter_ctrl                = iavf_dev_filter_ctrl,
156         .tx_done_cleanup            = iavf_dev_tx_done_cleanup,
157 };
158
159 static int
160 iavf_set_mc_addr_list(struct rte_eth_dev *dev,
161                         struct rte_ether_addr *mc_addrs,
162                         uint32_t mc_addrs_num)
163 {
164         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
165         struct iavf_adapter *adapter =
166                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
167         int err;
168
169         /* flush previous addresses */
170         err = iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
171                                         false);
172         if (err)
173                 return err;
174
175         vf->mc_addrs_num = 0;
176
177         /* add new ones */
178         err = iavf_add_del_mc_addr_list(adapter, mc_addrs, mc_addrs_num, true);
179         if (err)
180                 return err;
181
182         vf->mc_addrs_num = mc_addrs_num;
183         memcpy(vf->mc_addrs, mc_addrs, mc_addrs_num * sizeof(*mc_addrs));
184
185         return 0;
186 }
187
188 static int
189 iavf_init_rss(struct iavf_adapter *adapter)
190 {
191         struct iavf_info *vf =  IAVF_DEV_PRIVATE_TO_VF(adapter);
192         struct rte_eth_rss_conf *rss_conf;
193         uint16_t i, j, nb_q;
194         int ret;
195
196         rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
197         nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
198                        IAVF_MAX_NUM_QUEUES);
199
200         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
201                 PMD_DRV_LOG(DEBUG, "RSS is not supported");
202                 return -ENOTSUP;
203         }
204         if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
205                 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
206                 /* set all lut items to default queue */
207                 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
208                         vf->rss_lut[i] = 0;
209                 ret = iavf_configure_rss_lut(adapter);
210                 return ret;
211         }
212
213         /* In IAVF, RSS enablement is set by PF driver. It is not supported
214          * to set based on rss_conf->rss_hf.
215          */
216
217         /* configure RSS key */
218         if (!rss_conf->rss_key) {
219                 /* Calculate the default hash key */
220                 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
221                         vf->rss_key[i] = (uint8_t)rte_rand();
222         } else
223                 rte_memcpy(vf->rss_key, rss_conf->rss_key,
224                            RTE_MIN(rss_conf->rss_key_len,
225                                    vf->vf_res->rss_key_size));
226
227         /* init RSS LUT table */
228         for (i = 0, j = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
229                 if (j >= nb_q)
230                         j = 0;
231                 vf->rss_lut[i] = j;
232         }
233         /* send virtchnnl ops to configure rss*/
234         ret = iavf_configure_rss_lut(adapter);
235         if (ret)
236                 return ret;
237         ret = iavf_configure_rss_key(adapter);
238         if (ret)
239                 return ret;
240
241         return 0;
242 }
243
244 static int
245 iavf_dev_configure(struct rte_eth_dev *dev)
246 {
247         struct iavf_adapter *ad =
248                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
249         struct iavf_info *vf =  IAVF_DEV_PRIVATE_TO_VF(ad);
250         struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
251
252         ad->rx_bulk_alloc_allowed = true;
253         /* Initialize to TRUE. If any of Rx queues doesn't meet the
254          * vector Rx/Tx preconditions, it will be reset.
255          */
256         ad->rx_vec_allowed = true;
257         ad->tx_vec_allowed = true;
258
259         if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
260                 dev->data->dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
261
262         /* Vlan stripping setting */
263         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
264                 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
265                         iavf_enable_vlan_strip(ad);
266                 else
267                         iavf_disable_vlan_strip(ad);
268         }
269
270         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
271                 if (iavf_init_rss(ad) != 0) {
272                         PMD_DRV_LOG(ERR, "configure rss failed");
273                         return -1;
274                 }
275         }
276         return 0;
277 }
278
279 static int
280 iavf_init_rxq(struct rte_eth_dev *dev, struct iavf_rx_queue *rxq)
281 {
282         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
283         struct rte_eth_dev_data *dev_data = dev->data;
284         uint16_t buf_size, max_pkt_len, len;
285
286         buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
287
288         /* Calculate the maximum packet length allowed */
289         len = rxq->rx_buf_len * IAVF_MAX_CHAINED_RX_BUFFERS;
290         max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
291
292         /* Check if the jumbo frame and maximum packet length are set
293          * correctly.
294          */
295         if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
296                 if (max_pkt_len <= RTE_ETHER_MAX_LEN ||
297                     max_pkt_len > IAVF_FRAME_SIZE_MAX) {
298                         PMD_DRV_LOG(ERR, "maximum packet length must be "
299                                     "larger than %u and smaller than %u, "
300                                     "as jumbo frame is enabled",
301                                     (uint32_t)RTE_ETHER_MAX_LEN,
302                                     (uint32_t)IAVF_FRAME_SIZE_MAX);
303                         return -EINVAL;
304                 }
305         } else {
306                 if (max_pkt_len < RTE_ETHER_MIN_LEN ||
307                     max_pkt_len > RTE_ETHER_MAX_LEN) {
308                         PMD_DRV_LOG(ERR, "maximum packet length must be "
309                                     "larger than %u and smaller than %u, "
310                                     "as jumbo frame is disabled",
311                                     (uint32_t)RTE_ETHER_MIN_LEN,
312                                     (uint32_t)RTE_ETHER_MAX_LEN);
313                         return -EINVAL;
314                 }
315         }
316
317         rxq->max_pkt_len = max_pkt_len;
318         if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
319             rxq->max_pkt_len > buf_size) {
320                 dev_data->scattered_rx = 1;
321         }
322         IAVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
323         IAVF_WRITE_FLUSH(hw);
324
325         return 0;
326 }
327
328 static int
329 iavf_init_queues(struct rte_eth_dev *dev)
330 {
331         struct iavf_rx_queue **rxq =
332                 (struct iavf_rx_queue **)dev->data->rx_queues;
333         int i, ret = IAVF_SUCCESS;
334
335         for (i = 0; i < dev->data->nb_rx_queues; i++) {
336                 if (!rxq[i] || !rxq[i]->q_set)
337                         continue;
338                 ret = iavf_init_rxq(dev, rxq[i]);
339                 if (ret != IAVF_SUCCESS)
340                         break;
341         }
342         /* set rx/tx function to vector/scatter/single-segment
343          * according to parameters
344          */
345         iavf_set_rx_function(dev);
346         iavf_set_tx_function(dev);
347
348         return ret;
349 }
350
351 static int iavf_config_rx_queues_irqs(struct rte_eth_dev *dev,
352                                      struct rte_intr_handle *intr_handle)
353 {
354         struct iavf_adapter *adapter =
355                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
356         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
357         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
358         uint16_t interval, i;
359         int vec;
360
361         if (rte_intr_cap_multiple(intr_handle) &&
362             dev->data->dev_conf.intr_conf.rxq) {
363                 if (rte_intr_efd_enable(intr_handle, dev->data->nb_rx_queues))
364                         return -1;
365         }
366
367         if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) {
368                 intr_handle->intr_vec =
369                         rte_zmalloc("intr_vec",
370                                     dev->data->nb_rx_queues * sizeof(int), 0);
371                 if (!intr_handle->intr_vec) {
372                         PMD_DRV_LOG(ERR, "Failed to allocate %d rx intr_vec",
373                                     dev->data->nb_rx_queues);
374                         return -1;
375                 }
376         }
377
378         if (!dev->data->dev_conf.intr_conf.rxq ||
379             !rte_intr_dp_is_en(intr_handle)) {
380                 /* Rx interrupt disabled, Map interrupt only for writeback */
381                 vf->nb_msix = 1;
382                 if (vf->vf_res->vf_cap_flags &
383                     VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
384                         /* If WB_ON_ITR supports, enable it */
385                         vf->msix_base = IAVF_RX_VEC_START;
386                         IAVF_WRITE_REG(hw,
387                                        IAVF_VFINT_DYN_CTLN1(vf->msix_base - 1),
388                                        IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK |
389                                        IAVF_VFINT_DYN_CTLN1_WB_ON_ITR_MASK);
390                 } else {
391                         /* If no WB_ON_ITR offload flags, need to set
392                          * interrupt for descriptor write back.
393                          */
394                         vf->msix_base = IAVF_MISC_VEC_ID;
395
396                         /* set ITR to max */
397                         interval = iavf_calc_itr_interval(
398                                         IAVF_QUEUE_ITR_INTERVAL_MAX);
399                         IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
400                                        IAVF_VFINT_DYN_CTL01_INTENA_MASK |
401                                        (IAVF_ITR_INDEX_DEFAULT <<
402                                         IAVF_VFINT_DYN_CTL01_ITR_INDX_SHIFT) |
403                                        (interval <<
404                                         IAVF_VFINT_DYN_CTL01_INTERVAL_SHIFT));
405                 }
406                 IAVF_WRITE_FLUSH(hw);
407                 /* map all queues to the same interrupt */
408                 for (i = 0; i < dev->data->nb_rx_queues; i++)
409                         vf->rxq_map[vf->msix_base] |= 1 << i;
410         } else {
411                 if (!rte_intr_allow_others(intr_handle)) {
412                         vf->nb_msix = 1;
413                         vf->msix_base = IAVF_MISC_VEC_ID;
414                         for (i = 0; i < dev->data->nb_rx_queues; i++) {
415                                 vf->rxq_map[vf->msix_base] |= 1 << i;
416                                 intr_handle->intr_vec[i] = IAVF_MISC_VEC_ID;
417                         }
418                         PMD_DRV_LOG(DEBUG,
419                                     "vector %u are mapping to all Rx queues",
420                                     vf->msix_base);
421                 } else {
422                         /* If Rx interrupt is reuquired, and we can use
423                          * multi interrupts, then the vec is from 1
424                          */
425                         vf->nb_msix = RTE_MIN(vf->vf_res->max_vectors,
426                                               intr_handle->nb_efd);
427                         vf->msix_base = IAVF_RX_VEC_START;
428                         vec = IAVF_RX_VEC_START;
429                         for (i = 0; i < dev->data->nb_rx_queues; i++) {
430                                 vf->rxq_map[vec] |= 1 << i;
431                                 intr_handle->intr_vec[i] = vec++;
432                                 if (vec >= vf->nb_msix)
433                                         vec = IAVF_RX_VEC_START;
434                         }
435                         PMD_DRV_LOG(DEBUG,
436                                     "%u vectors are mapping to %u Rx queues",
437                                     vf->nb_msix, dev->data->nb_rx_queues);
438                 }
439         }
440
441         if (iavf_config_irq_map(adapter)) {
442                 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
443                 return -1;
444         }
445         return 0;
446 }
447
448 static int
449 iavf_start_queues(struct rte_eth_dev *dev)
450 {
451         struct iavf_rx_queue *rxq;
452         struct iavf_tx_queue *txq;
453         int i;
454
455         for (i = 0; i < dev->data->nb_tx_queues; i++) {
456                 txq = dev->data->tx_queues[i];
457                 if (txq->tx_deferred_start)
458                         continue;
459                 if (iavf_dev_tx_queue_start(dev, i) != 0) {
460                         PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
461                         return -1;
462                 }
463         }
464
465         for (i = 0; i < dev->data->nb_rx_queues; i++) {
466                 rxq = dev->data->rx_queues[i];
467                 if (rxq->rx_deferred_start)
468                         continue;
469                 if (iavf_dev_rx_queue_start(dev, i) != 0) {
470                         PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
471                         return -1;
472                 }
473         }
474
475         return 0;
476 }
477
478 static int
479 iavf_dev_start(struct rte_eth_dev *dev)
480 {
481         struct iavf_adapter *adapter =
482                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
483         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
484         struct rte_intr_handle *intr_handle = dev->intr_handle;
485
486         PMD_INIT_FUNC_TRACE();
487
488         adapter->stopped = 0;
489
490         vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
491         vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
492                                       dev->data->nb_tx_queues);
493
494         if (iavf_init_queues(dev) != 0) {
495                 PMD_DRV_LOG(ERR, "failed to do Queue init");
496                 return -1;
497         }
498
499         if (iavf_configure_queues(adapter) != 0) {
500                 PMD_DRV_LOG(ERR, "configure queues failed");
501                 goto err_queue;
502         }
503
504         if (iavf_config_rx_queues_irqs(dev, intr_handle) != 0) {
505                 PMD_DRV_LOG(ERR, "configure irq failed");
506                 goto err_queue;
507         }
508         /* re-enable intr again, because efd assign may change */
509         if (dev->data->dev_conf.intr_conf.rxq != 0) {
510                 rte_intr_disable(intr_handle);
511                 rte_intr_enable(intr_handle);
512         }
513
514         /* Set all mac addrs */
515         iavf_add_del_all_mac_addr(adapter, true);
516
517         /* Set all multicast addresses */
518         iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
519                                   true);
520
521         if (iavf_start_queues(dev) != 0) {
522                 PMD_DRV_LOG(ERR, "enable queues failed");
523                 goto err_mac;
524         }
525
526         return 0;
527
528 err_mac:
529         iavf_add_del_all_mac_addr(adapter, false);
530 err_queue:
531         return -1;
532 }
533
534 static void
535 iavf_dev_stop(struct rte_eth_dev *dev)
536 {
537         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
538         struct iavf_adapter *adapter =
539                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
540         struct rte_intr_handle *intr_handle = dev->intr_handle;
541
542         PMD_INIT_FUNC_TRACE();
543
544         if (adapter->stopped == 1)
545                 return;
546
547         iavf_stop_queues(dev);
548
549         /* Disable the interrupt for Rx */
550         rte_intr_efd_disable(intr_handle);
551         /* Rx interrupt vector mapping free */
552         if (intr_handle->intr_vec) {
553                 rte_free(intr_handle->intr_vec);
554                 intr_handle->intr_vec = NULL;
555         }
556
557         /* remove all mac addrs */
558         iavf_add_del_all_mac_addr(adapter, false);
559
560         /* remove all multicast addresses */
561         iavf_add_del_mc_addr_list(adapter, vf->mc_addrs, vf->mc_addrs_num,
562                                   false);
563
564         adapter->stopped = 1;
565 }
566
567 static int
568 iavf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
569 {
570         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
571
572         dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
573         dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
574         dev_info->min_rx_bufsize = IAVF_BUF_SIZE_MIN;
575         dev_info->max_rx_pktlen = IAVF_FRAME_SIZE_MAX;
576         dev_info->max_mtu = dev_info->max_rx_pktlen - IAVF_ETH_OVERHEAD;
577         dev_info->min_mtu = RTE_ETHER_MIN_MTU;
578         dev_info->hash_key_size = vf->vf_res->rss_key_size;
579         dev_info->reta_size = vf->vf_res->rss_lut_size;
580         dev_info->flow_type_rss_offloads = IAVF_RSS_OFFLOAD_ALL;
581         dev_info->max_mac_addrs = IAVF_NUM_MACADDR_MAX;
582         dev_info->rx_offload_capa =
583                 DEV_RX_OFFLOAD_VLAN_STRIP |
584                 DEV_RX_OFFLOAD_QINQ_STRIP |
585                 DEV_RX_OFFLOAD_IPV4_CKSUM |
586                 DEV_RX_OFFLOAD_UDP_CKSUM |
587                 DEV_RX_OFFLOAD_TCP_CKSUM |
588                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
589                 DEV_RX_OFFLOAD_SCATTER |
590                 DEV_RX_OFFLOAD_JUMBO_FRAME |
591                 DEV_RX_OFFLOAD_VLAN_FILTER |
592                 DEV_RX_OFFLOAD_RSS_HASH;
593         dev_info->tx_offload_capa =
594                 DEV_TX_OFFLOAD_VLAN_INSERT |
595                 DEV_TX_OFFLOAD_QINQ_INSERT |
596                 DEV_TX_OFFLOAD_IPV4_CKSUM |
597                 DEV_TX_OFFLOAD_UDP_CKSUM |
598                 DEV_TX_OFFLOAD_TCP_CKSUM |
599                 DEV_TX_OFFLOAD_SCTP_CKSUM |
600                 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
601                 DEV_TX_OFFLOAD_TCP_TSO |
602                 DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
603                 DEV_TX_OFFLOAD_GRE_TNL_TSO |
604                 DEV_TX_OFFLOAD_IPIP_TNL_TSO |
605                 DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
606                 DEV_TX_OFFLOAD_MULTI_SEGS;
607
608         dev_info->default_rxconf = (struct rte_eth_rxconf) {
609                 .rx_free_thresh = IAVF_DEFAULT_RX_FREE_THRESH,
610                 .rx_drop_en = 0,
611                 .offloads = 0,
612         };
613
614         dev_info->default_txconf = (struct rte_eth_txconf) {
615                 .tx_free_thresh = IAVF_DEFAULT_TX_FREE_THRESH,
616                 .tx_rs_thresh = IAVF_DEFAULT_TX_RS_THRESH,
617                 .offloads = 0,
618         };
619
620         dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
621                 .nb_max = IAVF_MAX_RING_DESC,
622                 .nb_min = IAVF_MIN_RING_DESC,
623                 .nb_align = IAVF_ALIGN_RING_DESC,
624         };
625
626         dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
627                 .nb_max = IAVF_MAX_RING_DESC,
628                 .nb_min = IAVF_MIN_RING_DESC,
629                 .nb_align = IAVF_ALIGN_RING_DESC,
630         };
631
632         return 0;
633 }
634
635 static const uint32_t *
636 iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev __rte_unused)
637 {
638         static const uint32_t ptypes[] = {
639                 RTE_PTYPE_L2_ETHER,
640                 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
641                 RTE_PTYPE_L4_FRAG,
642                 RTE_PTYPE_L4_ICMP,
643                 RTE_PTYPE_L4_NONFRAG,
644                 RTE_PTYPE_L4_SCTP,
645                 RTE_PTYPE_L4_TCP,
646                 RTE_PTYPE_L4_UDP,
647                 RTE_PTYPE_UNKNOWN
648         };
649         return ptypes;
650 }
651
652 int
653 iavf_dev_link_update(struct rte_eth_dev *dev,
654                     __rte_unused int wait_to_complete)
655 {
656         struct rte_eth_link new_link;
657         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
658
659         memset(&new_link, 0, sizeof(new_link));
660
661         /* Only read status info stored in VF, and the info is updated
662          *  when receive LINK_CHANGE evnet from PF by Virtchnnl.
663          */
664         switch (vf->link_speed) {
665         case 10:
666                 new_link.link_speed = ETH_SPEED_NUM_10M;
667                 break;
668         case 100:
669                 new_link.link_speed = ETH_SPEED_NUM_100M;
670                 break;
671         case 1000:
672                 new_link.link_speed = ETH_SPEED_NUM_1G;
673                 break;
674         case 10000:
675                 new_link.link_speed = ETH_SPEED_NUM_10G;
676                 break;
677         case 20000:
678                 new_link.link_speed = ETH_SPEED_NUM_20G;
679                 break;
680         case 25000:
681                 new_link.link_speed = ETH_SPEED_NUM_25G;
682                 break;
683         case 40000:
684                 new_link.link_speed = ETH_SPEED_NUM_40G;
685                 break;
686         case 50000:
687                 new_link.link_speed = ETH_SPEED_NUM_50G;
688                 break;
689         case 100000:
690                 new_link.link_speed = ETH_SPEED_NUM_100G;
691                 break;
692         default:
693                 new_link.link_speed = ETH_SPEED_NUM_NONE;
694                 break;
695         }
696
697         new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
698         new_link.link_status = vf->link_up ? ETH_LINK_UP :
699                                              ETH_LINK_DOWN;
700         new_link.link_autoneg = !(dev->data->dev_conf.link_speeds &
701                                 ETH_LINK_SPEED_FIXED);
702
703         return rte_eth_linkstatus_set(dev, &new_link);
704 }
705
706 static int
707 iavf_dev_promiscuous_enable(struct rte_eth_dev *dev)
708 {
709         struct iavf_adapter *adapter =
710                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
711         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
712
713         return iavf_config_promisc(adapter,
714                                   true, vf->promisc_multicast_enabled);
715 }
716
717 static int
718 iavf_dev_promiscuous_disable(struct rte_eth_dev *dev)
719 {
720         struct iavf_adapter *adapter =
721                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
722         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
723
724         return iavf_config_promisc(adapter,
725                                   false, vf->promisc_multicast_enabled);
726 }
727
728 static int
729 iavf_dev_allmulticast_enable(struct rte_eth_dev *dev)
730 {
731         struct iavf_adapter *adapter =
732                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
733         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
734
735         return iavf_config_promisc(adapter,
736                                   vf->promisc_unicast_enabled, true);
737 }
738
739 static int
740 iavf_dev_allmulticast_disable(struct rte_eth_dev *dev)
741 {
742         struct iavf_adapter *adapter =
743                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
744         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
745
746         return iavf_config_promisc(adapter,
747                                   vf->promisc_unicast_enabled, false);
748 }
749
750 static int
751 iavf_dev_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *addr,
752                      __rte_unused uint32_t index,
753                      __rte_unused uint32_t pool)
754 {
755         struct iavf_adapter *adapter =
756                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
757         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
758         int err;
759
760         if (rte_is_zero_ether_addr(addr)) {
761                 PMD_DRV_LOG(ERR, "Invalid Ethernet Address");
762                 return -EINVAL;
763         }
764
765         err = iavf_add_del_eth_addr(adapter, addr, true);
766         if (err) {
767                 PMD_DRV_LOG(ERR, "fail to add MAC address");
768                 return -EIO;
769         }
770
771         vf->mac_num++;
772
773         return 0;
774 }
775
776 static void
777 iavf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
778 {
779         struct iavf_adapter *adapter =
780                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
781         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
782         struct rte_ether_addr *addr;
783         int err;
784
785         addr = &dev->data->mac_addrs[index];
786
787         err = iavf_add_del_eth_addr(adapter, addr, false);
788         if (err)
789                 PMD_DRV_LOG(ERR, "fail to delete MAC address");
790
791         vf->mac_num--;
792 }
793
794 static int
795 iavf_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
796 {
797         struct iavf_adapter *adapter =
798                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
799         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
800         int err;
801
802         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
803                 return -ENOTSUP;
804
805         err = iavf_add_del_vlan(adapter, vlan_id, on);
806         if (err)
807                 return -EIO;
808         return 0;
809 }
810
811 static int
812 iavf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
813 {
814         struct iavf_adapter *adapter =
815                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
816         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
817         struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
818         int err;
819
820         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
821                 return -ENOTSUP;
822
823         /* Vlan stripping setting */
824         if (mask & ETH_VLAN_STRIP_MASK) {
825                 /* Enable or disable VLAN stripping */
826                 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
827                         err = iavf_enable_vlan_strip(adapter);
828                 else
829                         err = iavf_disable_vlan_strip(adapter);
830
831                 if (err)
832                         return -EIO;
833         }
834         return 0;
835 }
836
837 static int
838 iavf_dev_rss_reta_update(struct rte_eth_dev *dev,
839                         struct rte_eth_rss_reta_entry64 *reta_conf,
840                         uint16_t reta_size)
841 {
842         struct iavf_adapter *adapter =
843                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
844         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
845         uint8_t *lut;
846         uint16_t i, idx, shift;
847         int ret;
848
849         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
850                 return -ENOTSUP;
851
852         if (reta_size != vf->vf_res->rss_lut_size) {
853                 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
854                         "(%d) doesn't match the number of hardware can "
855                         "support (%d)", reta_size, vf->vf_res->rss_lut_size);
856                 return -EINVAL;
857         }
858
859         lut = rte_zmalloc("rss_lut", reta_size, 0);
860         if (!lut) {
861                 PMD_DRV_LOG(ERR, "No memory can be allocated");
862                 return -ENOMEM;
863         }
864         /* store the old lut table temporarily */
865         rte_memcpy(lut, vf->rss_lut, reta_size);
866
867         for (i = 0; i < reta_size; i++) {
868                 idx = i / RTE_RETA_GROUP_SIZE;
869                 shift = i % RTE_RETA_GROUP_SIZE;
870                 if (reta_conf[idx].mask & (1ULL << shift))
871                         lut[i] = reta_conf[idx].reta[shift];
872         }
873
874         rte_memcpy(vf->rss_lut, lut, reta_size);
875         /* send virtchnnl ops to configure rss*/
876         ret = iavf_configure_rss_lut(adapter);
877         if (ret) /* revert back */
878                 rte_memcpy(vf->rss_lut, lut, reta_size);
879         rte_free(lut);
880
881         return ret;
882 }
883
884 static int
885 iavf_dev_rss_reta_query(struct rte_eth_dev *dev,
886                        struct rte_eth_rss_reta_entry64 *reta_conf,
887                        uint16_t reta_size)
888 {
889         struct iavf_adapter *adapter =
890                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
891         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
892         uint16_t i, idx, shift;
893
894         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
895                 return -ENOTSUP;
896
897         if (reta_size != vf->vf_res->rss_lut_size) {
898                 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
899                         "(%d) doesn't match the number of hardware can "
900                         "support (%d)", reta_size, vf->vf_res->rss_lut_size);
901                 return -EINVAL;
902         }
903
904         for (i = 0; i < reta_size; i++) {
905                 idx = i / RTE_RETA_GROUP_SIZE;
906                 shift = i % RTE_RETA_GROUP_SIZE;
907                 if (reta_conf[idx].mask & (1ULL << shift))
908                         reta_conf[idx].reta[shift] = vf->rss_lut[i];
909         }
910
911         return 0;
912 }
913
914 static int
915 iavf_dev_rss_hash_update(struct rte_eth_dev *dev,
916                         struct rte_eth_rss_conf *rss_conf)
917 {
918         struct iavf_adapter *adapter =
919                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
920         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
921
922         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
923                 return -ENOTSUP;
924
925         /* HENA setting, it is enabled by default, no change */
926         if (!rss_conf->rss_key || rss_conf->rss_key_len == 0) {
927                 PMD_DRV_LOG(DEBUG, "No key to be configured");
928                 return 0;
929         } else if (rss_conf->rss_key_len != vf->vf_res->rss_key_size) {
930                 PMD_DRV_LOG(ERR, "The size of hash key configured "
931                         "(%d) doesn't match the size of hardware can "
932                         "support (%d)", rss_conf->rss_key_len,
933                         vf->vf_res->rss_key_size);
934                 return -EINVAL;
935         }
936
937         rte_memcpy(vf->rss_key, rss_conf->rss_key, rss_conf->rss_key_len);
938
939         return iavf_configure_rss_key(adapter);
940 }
941
942 static int
943 iavf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
944                           struct rte_eth_rss_conf *rss_conf)
945 {
946         struct iavf_adapter *adapter =
947                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
948         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
949
950         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
951                 return -ENOTSUP;
952
953          /* Just set it to default value now. */
954         rss_conf->rss_hf = IAVF_RSS_OFFLOAD_ALL;
955
956         if (!rss_conf->rss_key)
957                 return 0;
958
959         rss_conf->rss_key_len = vf->vf_res->rss_key_size;
960         rte_memcpy(rss_conf->rss_key, vf->rss_key, rss_conf->rss_key_len);
961
962         return 0;
963 }
964
965 static int
966 iavf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
967 {
968         uint32_t frame_size = mtu + IAVF_ETH_OVERHEAD;
969         int ret = 0;
970
971         if (mtu < RTE_ETHER_MIN_MTU || frame_size > IAVF_FRAME_SIZE_MAX)
972                 return -EINVAL;
973
974         /* mtu setting is forbidden if port is start */
975         if (dev->data->dev_started) {
976                 PMD_DRV_LOG(ERR, "port must be stopped before configuration");
977                 return -EBUSY;
978         }
979
980         if (frame_size > RTE_ETHER_MAX_LEN)
981                 dev->data->dev_conf.rxmode.offloads |=
982                                 DEV_RX_OFFLOAD_JUMBO_FRAME;
983         else
984                 dev->data->dev_conf.rxmode.offloads &=
985                                 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
986
987         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
988
989         return ret;
990 }
991
992 static int
993 iavf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
994                              struct rte_ether_addr *mac_addr)
995 {
996         struct iavf_adapter *adapter =
997                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
998         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
999         struct rte_ether_addr *perm_addr, *old_addr;
1000         int ret;
1001
1002         old_addr = (struct rte_ether_addr *)hw->mac.addr;
1003         perm_addr = (struct rte_ether_addr *)hw->mac.perm_addr;
1004
1005         /* If the MAC address is configured by host, skip the setting */
1006         if (rte_is_valid_assigned_ether_addr(perm_addr))
1007                 return -EPERM;
1008
1009         ret = iavf_add_del_eth_addr(adapter, old_addr, false);
1010         if (ret)
1011                 PMD_DRV_LOG(ERR, "Fail to delete old MAC:"
1012                             " %02X:%02X:%02X:%02X:%02X:%02X",
1013                             old_addr->addr_bytes[0],
1014                             old_addr->addr_bytes[1],
1015                             old_addr->addr_bytes[2],
1016                             old_addr->addr_bytes[3],
1017                             old_addr->addr_bytes[4],
1018                             old_addr->addr_bytes[5]);
1019
1020         ret = iavf_add_del_eth_addr(adapter, mac_addr, true);
1021         if (ret)
1022                 PMD_DRV_LOG(ERR, "Fail to add new MAC:"
1023                             " %02X:%02X:%02X:%02X:%02X:%02X",
1024                             mac_addr->addr_bytes[0],
1025                             mac_addr->addr_bytes[1],
1026                             mac_addr->addr_bytes[2],
1027                             mac_addr->addr_bytes[3],
1028                             mac_addr->addr_bytes[4],
1029                             mac_addr->addr_bytes[5]);
1030
1031         if (ret)
1032                 return -EIO;
1033
1034         rte_ether_addr_copy(mac_addr, (struct rte_ether_addr *)hw->mac.addr);
1035         return 0;
1036 }
1037
1038 static void
1039 iavf_stat_update_48(uint64_t *offset, uint64_t *stat)
1040 {
1041         if (*stat >= *offset)
1042                 *stat = *stat - *offset;
1043         else
1044                 *stat = (uint64_t)((*stat +
1045                         ((uint64_t)1 << IAVF_48_BIT_WIDTH)) - *offset);
1046
1047         *stat &= IAVF_48_BIT_MASK;
1048 }
1049
1050 static void
1051 iavf_stat_update_32(uint64_t *offset, uint64_t *stat)
1052 {
1053         if (*stat >= *offset)
1054                 *stat = (uint64_t)(*stat - *offset);
1055         else
1056                 *stat = (uint64_t)((*stat +
1057                         ((uint64_t)1 << IAVF_32_BIT_WIDTH)) - *offset);
1058 }
1059
1060 static void
1061 iavf_update_stats(struct iavf_vsi *vsi, struct virtchnl_eth_stats *nes)
1062 {
1063         struct virtchnl_eth_stats *oes = &vsi->eth_stats_offset;
1064
1065         iavf_stat_update_48(&oes->rx_bytes, &nes->rx_bytes);
1066         iavf_stat_update_48(&oes->rx_unicast, &nes->rx_unicast);
1067         iavf_stat_update_48(&oes->rx_multicast, &nes->rx_multicast);
1068         iavf_stat_update_48(&oes->rx_broadcast, &nes->rx_broadcast);
1069         iavf_stat_update_32(&oes->rx_discards, &nes->rx_discards);
1070         iavf_stat_update_48(&oes->tx_bytes, &nes->tx_bytes);
1071         iavf_stat_update_48(&oes->tx_unicast, &nes->tx_unicast);
1072         iavf_stat_update_48(&oes->tx_multicast, &nes->tx_multicast);
1073         iavf_stat_update_48(&oes->tx_broadcast, &nes->tx_broadcast);
1074         iavf_stat_update_32(&oes->tx_errors, &nes->tx_errors);
1075         iavf_stat_update_32(&oes->tx_discards, &nes->tx_discards);
1076 }
1077
1078 static int
1079 iavf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
1080 {
1081         struct iavf_adapter *adapter =
1082                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1083         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1084         struct iavf_vsi *vsi = &vf->vsi;
1085         struct virtchnl_eth_stats *pstats = NULL;
1086         int ret;
1087
1088         ret = iavf_query_stats(adapter, &pstats);
1089         if (ret == 0) {
1090                 iavf_update_stats(vsi, pstats);
1091                 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
1092                                 pstats->rx_broadcast - pstats->rx_discards;
1093                 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
1094                                                 pstats->tx_unicast;
1095                 stats->imissed = pstats->rx_discards;
1096                 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
1097                 stats->ibytes = pstats->rx_bytes;
1098                 stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
1099                 stats->obytes = pstats->tx_bytes;
1100         } else {
1101                 PMD_DRV_LOG(ERR, "Get statistics failed");
1102         }
1103         return ret;
1104 }
1105
1106 static int
1107 iavf_dev_stats_reset(struct rte_eth_dev *dev)
1108 {
1109         int ret;
1110         struct iavf_adapter *adapter =
1111                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1112         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1113         struct iavf_vsi *vsi = &vf->vsi;
1114         struct virtchnl_eth_stats *pstats = NULL;
1115
1116         /* read stat values to clear hardware registers */
1117         ret = iavf_query_stats(adapter, &pstats);
1118         if (ret != 0)
1119                 return ret;
1120
1121         /* set stats offset base on current values */
1122         vsi->eth_stats_offset = *pstats;
1123
1124         return 0;
1125 }
1126
1127 static int iavf_dev_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1128                                       struct rte_eth_xstat_name *xstats_names,
1129                                       __rte_unused unsigned int limit)
1130 {
1131         unsigned int i;
1132
1133         if (xstats_names != NULL)
1134                 for (i = 0; i < IAVF_NB_XSTATS; i++) {
1135                         snprintf(xstats_names[i].name,
1136                                 sizeof(xstats_names[i].name),
1137                                 "%s", rte_iavf_stats_strings[i].name);
1138                 }
1139         return IAVF_NB_XSTATS;
1140 }
1141
1142 static int iavf_dev_xstats_get(struct rte_eth_dev *dev,
1143                                  struct rte_eth_xstat *xstats, unsigned int n)
1144 {
1145         int ret;
1146         unsigned int i;
1147         struct iavf_adapter *adapter =
1148                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1149         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1150         struct iavf_vsi *vsi = &vf->vsi;
1151         struct virtchnl_eth_stats *pstats = NULL;
1152
1153         if (n < IAVF_NB_XSTATS)
1154                 return IAVF_NB_XSTATS;
1155
1156         ret = iavf_query_stats(adapter, &pstats);
1157         if (ret != 0)
1158                 return 0;
1159
1160         if (!xstats)
1161                 return 0;
1162
1163         iavf_update_stats(vsi, pstats);
1164
1165         /* loop over xstats array and values from pstats */
1166         for (i = 0; i < IAVF_NB_XSTATS; i++) {
1167                 xstats[i].id = i;
1168                 xstats[i].value = *(uint64_t *)(((char *)pstats) +
1169                         rte_iavf_stats_strings[i].offset);
1170         }
1171
1172         return IAVF_NB_XSTATS;
1173 }
1174
1175
1176 static int
1177 iavf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
1178 {
1179         struct iavf_adapter *adapter =
1180                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1181         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1182         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
1183         uint16_t msix_intr;
1184
1185         msix_intr = pci_dev->intr_handle.intr_vec[queue_id];
1186         if (msix_intr == IAVF_MISC_VEC_ID) {
1187                 PMD_DRV_LOG(INFO, "MISC is also enabled for control");
1188                 IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
1189                                IAVF_VFINT_DYN_CTL01_INTENA_MASK |
1190                                IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
1191                                IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
1192         } else {
1193                 IAVF_WRITE_REG(hw,
1194                                IAVF_VFINT_DYN_CTLN1
1195                                 (msix_intr - IAVF_RX_VEC_START),
1196                                IAVF_VFINT_DYN_CTLN1_INTENA_MASK |
1197                                IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
1198                                IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK);
1199         }
1200
1201         IAVF_WRITE_FLUSH(hw);
1202
1203         rte_intr_ack(&pci_dev->intr_handle);
1204
1205         return 0;
1206 }
1207
1208 static int
1209 iavf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
1210 {
1211         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1212         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1213         uint16_t msix_intr;
1214
1215         msix_intr = pci_dev->intr_handle.intr_vec[queue_id];
1216         if (msix_intr == IAVF_MISC_VEC_ID) {
1217                 PMD_DRV_LOG(ERR, "MISC is used for control, cannot disable it");
1218                 return -EIO;
1219         }
1220
1221         IAVF_WRITE_REG(hw,
1222                       IAVF_VFINT_DYN_CTLN1(msix_intr - IAVF_RX_VEC_START),
1223                       0);
1224
1225         IAVF_WRITE_FLUSH(hw);
1226         return 0;
1227 }
1228
1229 static int
1230 iavf_check_vf_reset_done(struct iavf_hw *hw)
1231 {
1232         int i, reset;
1233
1234         for (i = 0; i < IAVF_RESET_WAIT_CNT; i++) {
1235                 reset = IAVF_READ_REG(hw, IAVF_VFGEN_RSTAT) &
1236                         IAVF_VFGEN_RSTAT_VFR_STATE_MASK;
1237                 reset = reset >> IAVF_VFGEN_RSTAT_VFR_STATE_SHIFT;
1238                 if (reset == VIRTCHNL_VFR_VFACTIVE ||
1239                     reset == VIRTCHNL_VFR_COMPLETED)
1240                         break;
1241                 rte_delay_ms(20);
1242         }
1243
1244         if (i >= IAVF_RESET_WAIT_CNT)
1245                 return -1;
1246
1247         return 0;
1248 }
1249
1250 static int
1251 iavf_init_vf(struct rte_eth_dev *dev)
1252 {
1253         int err, bufsz;
1254         struct iavf_adapter *adapter =
1255                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1256         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1257         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1258
1259         err = iavf_set_mac_type(hw);
1260         if (err) {
1261                 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
1262                 goto err;
1263         }
1264
1265         err = iavf_check_vf_reset_done(hw);
1266         if (err) {
1267                 PMD_INIT_LOG(ERR, "VF is still resetting");
1268                 goto err;
1269         }
1270
1271         iavf_init_adminq_parameter(hw);
1272         err = iavf_init_adminq(hw);
1273         if (err) {
1274                 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
1275                 goto err;
1276         }
1277
1278         vf->aq_resp = rte_zmalloc("vf_aq_resp", IAVF_AQ_BUF_SZ, 0);
1279         if (!vf->aq_resp) {
1280                 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
1281                 goto err_aq;
1282         }
1283         if (iavf_check_api_version(adapter) != 0) {
1284                 PMD_INIT_LOG(ERR, "check_api version failed");
1285                 goto err_api;
1286         }
1287
1288         bufsz = sizeof(struct virtchnl_vf_resource) +
1289                 (IAVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
1290         vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
1291         if (!vf->vf_res) {
1292                 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
1293                 goto err_api;
1294         }
1295         if (iavf_get_vf_resource(adapter) != 0) {
1296                 PMD_INIT_LOG(ERR, "iavf_get_vf_config failed");
1297                 goto err_alloc;
1298         }
1299         /* Allocate memort for RSS info */
1300         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
1301                 vf->rss_key = rte_zmalloc("rss_key",
1302                                           vf->vf_res->rss_key_size, 0);
1303                 if (!vf->rss_key) {
1304                         PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
1305                         goto err_rss;
1306                 }
1307                 vf->rss_lut = rte_zmalloc("rss_lut",
1308                                           vf->vf_res->rss_lut_size, 0);
1309                 if (!vf->rss_lut) {
1310                         PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
1311                         goto err_rss;
1312                 }
1313         }
1314
1315         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC) {
1316                 if (iavf_get_supported_rxdid(adapter) != 0) {
1317                         PMD_INIT_LOG(ERR, "failed to do get supported rxdid");
1318                         goto err_rss;
1319                 }
1320         }
1321
1322         return 0;
1323 err_rss:
1324         rte_free(vf->rss_key);
1325         rte_free(vf->rss_lut);
1326 err_alloc:
1327         rte_free(vf->vf_res);
1328         vf->vsi_res = NULL;
1329 err_api:
1330         rte_free(vf->aq_resp);
1331 err_aq:
1332         iavf_shutdown_adminq(hw);
1333 err:
1334         return -1;
1335 }
1336
1337 /* Enable default admin queue interrupt setting */
1338 static inline void
1339 iavf_enable_irq0(struct iavf_hw *hw)
1340 {
1341         /* Enable admin queue interrupt trigger */
1342         IAVF_WRITE_REG(hw, IAVF_VFINT_ICR0_ENA1,
1343                        IAVF_VFINT_ICR0_ENA1_ADMINQ_MASK);
1344
1345         IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
1346                        IAVF_VFINT_DYN_CTL01_INTENA_MASK |
1347                        IAVF_VFINT_DYN_CTL01_CLEARPBA_MASK |
1348                        IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
1349
1350         IAVF_WRITE_FLUSH(hw);
1351 }
1352
1353 static inline void
1354 iavf_disable_irq0(struct iavf_hw *hw)
1355 {
1356         /* Disable all interrupt types */
1357         IAVF_WRITE_REG(hw, IAVF_VFINT_ICR0_ENA1, 0);
1358         IAVF_WRITE_REG(hw, IAVF_VFINT_DYN_CTL01,
1359                        IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK);
1360         IAVF_WRITE_FLUSH(hw);
1361 }
1362
1363 static void
1364 iavf_dev_interrupt_handler(void *param)
1365 {
1366         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
1367         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1368
1369         iavf_disable_irq0(hw);
1370
1371         iavf_handle_virtchnl_msg(dev);
1372
1373         iavf_enable_irq0(hw);
1374 }
1375
1376 static int
1377 iavf_dev_filter_ctrl(struct rte_eth_dev *dev,
1378                      enum rte_filter_type filter_type,
1379                      enum rte_filter_op filter_op,
1380                      void *arg)
1381 {
1382         int ret = 0;
1383
1384         if (!dev)
1385                 return -EINVAL;
1386
1387         switch (filter_type) {
1388         case RTE_ETH_FILTER_GENERIC:
1389                 if (filter_op != RTE_ETH_FILTER_GET)
1390                         return -EINVAL;
1391                 *(const void **)arg = &iavf_flow_ops;
1392                 break;
1393         default:
1394                 PMD_DRV_LOG(WARNING, "Filter type (%d) not supported",
1395                             filter_type);
1396                 ret = -EINVAL;
1397                 break;
1398         }
1399
1400         return ret;
1401 }
1402
1403
1404 static int
1405 iavf_dev_init(struct rte_eth_dev *eth_dev)
1406 {
1407         struct iavf_adapter *adapter =
1408                 IAVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1409         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
1410         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
1411         int ret = 0;
1412
1413         PMD_INIT_FUNC_TRACE();
1414
1415         /* assign ops func pointer */
1416         eth_dev->dev_ops = &iavf_eth_dev_ops;
1417         eth_dev->rx_queue_count = iavf_dev_rxq_count;
1418         eth_dev->rx_descriptor_status = iavf_dev_rx_desc_status;
1419         eth_dev->tx_descriptor_status = iavf_dev_tx_desc_status;
1420         eth_dev->rx_pkt_burst = &iavf_recv_pkts;
1421         eth_dev->tx_pkt_burst = &iavf_xmit_pkts;
1422         eth_dev->tx_pkt_prepare = &iavf_prep_pkts;
1423
1424         /* For secondary processes, we don't initialise any further as primary
1425          * has already done this work. Only check if we need a different RX
1426          * and TX function.
1427          */
1428         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1429                 iavf_set_rx_function(eth_dev);
1430                 iavf_set_tx_function(eth_dev);
1431                 return 0;
1432         }
1433         rte_eth_copy_pci_info(eth_dev, pci_dev);
1434
1435         hw->vendor_id = pci_dev->id.vendor_id;
1436         hw->device_id = pci_dev->id.device_id;
1437         hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
1438         hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
1439         hw->bus.bus_id = pci_dev->addr.bus;
1440         hw->bus.device = pci_dev->addr.devid;
1441         hw->bus.func = pci_dev->addr.function;
1442         hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
1443         hw->back = IAVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1444         adapter->eth_dev = eth_dev;
1445         adapter->stopped = 1;
1446
1447         if (iavf_init_vf(eth_dev) != 0) {
1448                 PMD_INIT_LOG(ERR, "Init vf failed");
1449                 return -1;
1450         }
1451
1452         /* set default ptype table */
1453         adapter->ptype_tbl = iavf_get_default_ptype_table();
1454
1455         /* copy mac addr */
1456         eth_dev->data->mac_addrs = rte_zmalloc(
1457                 "iavf_mac", RTE_ETHER_ADDR_LEN * IAVF_NUM_MACADDR_MAX, 0);
1458         if (!eth_dev->data->mac_addrs) {
1459                 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
1460                              " store MAC addresses",
1461                              RTE_ETHER_ADDR_LEN * IAVF_NUM_MACADDR_MAX);
1462                 return -ENOMEM;
1463         }
1464         /* If the MAC address is not configured by host,
1465          * generate a random one.
1466          */
1467         if (!rte_is_valid_assigned_ether_addr(
1468                         (struct rte_ether_addr *)hw->mac.addr))
1469                 rte_eth_random_addr(hw->mac.addr);
1470         rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.addr,
1471                         &eth_dev->data->mac_addrs[0]);
1472
1473         /* register callback func to eal lib */
1474         rte_intr_callback_register(&pci_dev->intr_handle,
1475                                    iavf_dev_interrupt_handler,
1476                                    (void *)eth_dev);
1477
1478         /* enable uio intr after callback register */
1479         rte_intr_enable(&pci_dev->intr_handle);
1480
1481         /* configure and enable device interrupt */
1482         iavf_enable_irq0(hw);
1483
1484         ret = iavf_flow_init(adapter);
1485         if (ret) {
1486                 PMD_INIT_LOG(ERR, "Failed to initialize flow");
1487                 return ret;
1488         }
1489
1490         return 0;
1491 }
1492
1493 static int
1494 iavf_dev_close(struct rte_eth_dev *dev)
1495 {
1496         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1497         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1498         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1499         struct iavf_adapter *adapter =
1500                 IAVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
1501         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1502
1503         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1504                 return 0;
1505
1506         iavf_dev_stop(dev);
1507         iavf_flow_flush(dev, NULL);
1508         iavf_flow_uninit(adapter);
1509
1510         /*
1511          * disable promiscuous mode before reset vf
1512          * it is a workaround solution when work with kernel driver
1513          * and it is not the normal way
1514          */
1515         if (vf->promisc_unicast_enabled || vf->promisc_multicast_enabled)
1516                 iavf_config_promisc(adapter, false, false);
1517
1518         iavf_shutdown_adminq(hw);
1519         /* disable uio intr before callback unregister */
1520         rte_intr_disable(intr_handle);
1521
1522         /* unregister callback func from eal lib */
1523         rte_intr_callback_unregister(intr_handle,
1524                                      iavf_dev_interrupt_handler, dev);
1525         iavf_disable_irq0(hw);
1526
1527         dev->dev_ops = NULL;
1528         dev->rx_pkt_burst = NULL;
1529         dev->tx_pkt_burst = NULL;
1530
1531         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
1532                 if (vf->rss_lut) {
1533                         rte_free(vf->rss_lut);
1534                         vf->rss_lut = NULL;
1535                 }
1536                 if (vf->rss_key) {
1537                         rte_free(vf->rss_key);
1538                         vf->rss_key = NULL;
1539                 }
1540         }
1541
1542         rte_free(vf->vf_res);
1543         vf->vsi_res = NULL;
1544         vf->vf_res = NULL;
1545
1546         rte_free(vf->aq_resp);
1547         vf->aq_resp = NULL;
1548
1549         vf->vf_reset = false;
1550
1551         return 0;
1552 }
1553
1554 static int
1555 iavf_dev_uninit(struct rte_eth_dev *dev)
1556 {
1557         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1558                 return -EPERM;
1559
1560         iavf_dev_close(dev);
1561
1562         return 0;
1563 }
1564
1565 /*
1566  * Reset VF device only to re-initialize resources in PMD layer
1567  */
1568 static int
1569 iavf_dev_reset(struct rte_eth_dev *dev)
1570 {
1571         int ret;
1572
1573         ret = iavf_dev_uninit(dev);
1574         if (ret)
1575                 return ret;
1576
1577         return iavf_dev_init(dev);
1578 }
1579
1580 static int
1581 iavf_dcf_cap_check_handler(__rte_unused const char *key,
1582                            const char *value, __rte_unused void *opaque)
1583 {
1584         if (strcmp(value, "dcf"))
1585                 return -1;
1586
1587         return 0;
1588 }
1589
1590 static int
1591 iavf_dcf_cap_selected(struct rte_devargs *devargs)
1592 {
1593         struct rte_kvargs *kvlist;
1594         const char *key = "cap";
1595         int ret = 0;
1596
1597         if (devargs == NULL)
1598                 return 0;
1599
1600         kvlist = rte_kvargs_parse(devargs->args, NULL);
1601         if (kvlist == NULL)
1602                 return 0;
1603
1604         if (!rte_kvargs_count(kvlist, key))
1605                 goto exit;
1606
1607         /* dcf capability selected when there's a key-value pair: cap=dcf */
1608         if (rte_kvargs_process(kvlist, key,
1609                                iavf_dcf_cap_check_handler, NULL) < 0)
1610                 goto exit;
1611
1612         ret = 1;
1613
1614 exit:
1615         rte_kvargs_free(kvlist);
1616         return ret;
1617 }
1618
1619 static int eth_iavf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1620                              struct rte_pci_device *pci_dev)
1621 {
1622         if (iavf_dcf_cap_selected(pci_dev->device.devargs))
1623                 return 1;
1624
1625         return rte_eth_dev_pci_generic_probe(pci_dev,
1626                 sizeof(struct iavf_adapter), iavf_dev_init);
1627 }
1628
1629 static int eth_iavf_pci_remove(struct rte_pci_device *pci_dev)
1630 {
1631         return rte_eth_dev_pci_generic_remove(pci_dev, iavf_dev_uninit);
1632 }
1633
1634 /* Adaptive virtual function driver struct */
1635 static struct rte_pci_driver rte_iavf_pmd = {
1636         .id_table = pci_id_iavf_map,
1637         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
1638         .probe = eth_iavf_pci_probe,
1639         .remove = eth_iavf_pci_remove,
1640 };
1641
1642 RTE_PMD_REGISTER_PCI(net_iavf, rte_iavf_pmd);
1643 RTE_PMD_REGISTER_PCI_TABLE(net_iavf, pci_id_iavf_map);
1644 RTE_PMD_REGISTER_KMOD_DEP(net_iavf, "* igb_uio | vfio-pci");
1645 RTE_PMD_REGISTER_PARAM_STRING(net_iavf, "cap=dcf");
1646 RTE_LOG_REGISTER(iavf_logtype_init, pmd.net.iavf.init, NOTICE);
1647 RTE_LOG_REGISTER(iavf_logtype_driver, pmd.net.iavf.driver, NOTICE);
1648 #ifdef RTE_LIBRTE_IAVF_DEBUG_RX
1649 RTE_LOG_REGISTER(iavf_logtype_rx, pmd.net.iavf.rx, DEBUG);
1650 #endif
1651 #ifdef RTE_LIBRTE_IAVF_DEBUG_TX
1652 RTE_LOG_REGISTER(iavf_logtype_tx, pmd.net.iavf.tx, DEBUG);
1653 #endif
1654 #ifdef RTE_LIBRTE_IAVF_DEBUG_TX_FREE
1655 RTE_LOG_REGISTER(iavf_logtype_tx_free, pmd.net.iavf.tx_free, DEBUG);
1656 #endif