1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3
4 #include <linux/etherdevice.h>
5 #include <linux/string.h>
6 #include <linux/phy.h>
7 #include <linux/sfp.h>
8
9 #include "hns3_enet.h"
10
11 struct hns3_stats {
12 char stats_string[ETH_GSTRING_LEN];
13 int stats_offset;
14 };
15
16 struct hns3_sfp_type {
17 u8 type;
18 u8 ext_type;
19 };
20
21 struct hns3_pflag_desc {
22 char name[ETH_GSTRING_LEN];
23 void (*handler)(struct net_device *netdev, bool enable);
24 };
25
26 /* tqp related stats */
27 #define HNS3_TQP_STAT(_string, _member) { \
28 .stats_string = _string, \
29 .stats_offset = offsetof(struct hns3_enet_ring, stats) +\
30 offsetof(struct ring_stats, _member), \
31 }
32
33 static const struct hns3_stats hns3_txq_stats[] = {
34 /* Tx per-queue statistics */
35 HNS3_TQP_STAT("dropped", sw_err_cnt),
36 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
37 HNS3_TQP_STAT("packets", tx_pkts),
38 HNS3_TQP_STAT("bytes", tx_bytes),
39 HNS3_TQP_STAT("more", tx_more),
40 HNS3_TQP_STAT("wake", restart_queue),
41 HNS3_TQP_STAT("busy", tx_busy),
42 HNS3_TQP_STAT("copy", tx_copy),
43 HNS3_TQP_STAT("vlan_err", tx_vlan_err),
44 HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err),
45 HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err),
46 HNS3_TQP_STAT("tso_err", tx_tso_err),
47 HNS3_TQP_STAT("over_max_recursion", over_max_recursion),
48 HNS3_TQP_STAT("hw_limitation", hw_limitation),
49 };
50
51 #define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats)
52
53 static const struct hns3_stats hns3_rxq_stats[] = {
54 /* Rx per-queue statistics */
55 HNS3_TQP_STAT("dropped", sw_err_cnt),
56 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
57 HNS3_TQP_STAT("packets", rx_pkts),
58 HNS3_TQP_STAT("bytes", rx_bytes),
59 HNS3_TQP_STAT("errors", rx_err_cnt),
60 HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt),
61 HNS3_TQP_STAT("err_pkt_len", err_pkt_len),
62 HNS3_TQP_STAT("err_bd_num", err_bd_num),
63 HNS3_TQP_STAT("l2_err", l2_err),
64 HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
65 HNS3_TQP_STAT("csum_complete", csum_complete),
66 HNS3_TQP_STAT("multicast", rx_multicast),
67 HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg),
68 };
69
70 #define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags)
71
72 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)
73
74 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)
75
76 #define HNS3_SELF_TEST_TYPE_NUM 4
77 #define HNS3_NIC_LB_TEST_PKT_NUM 1
78 #define HNS3_NIC_LB_TEST_RING_ID 0
79 #define HNS3_NIC_LB_TEST_PACKET_SIZE 128
80 #define HNS3_NIC_LB_SETUP_USEC 10000
81
82 /* Nic loopback test err */
83 #define HNS3_NIC_LB_TEST_NO_MEM_ERR 1
84 #define HNS3_NIC_LB_TEST_TX_CNT_ERR 2
85 #define HNS3_NIC_LB_TEST_RX_CNT_ERR 3
86
hns3_lp_setup(struct net_device * ndev,enum hnae3_loop loop,bool en)87 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
88 {
89 struct hnae3_handle *h = hns3_get_handle(ndev);
90 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
91 bool vlan_filter_enable;
92 int ret;
93
94 if (!h->ae_algo->ops->set_loopback ||
95 !h->ae_algo->ops->set_promisc_mode)
96 return -EOPNOTSUPP;
97
98 switch (loop) {
99 case HNAE3_LOOP_SERIAL_SERDES:
100 case HNAE3_LOOP_PARALLEL_SERDES:
101 case HNAE3_LOOP_APP:
102 case HNAE3_LOOP_PHY:
103 ret = h->ae_algo->ops->set_loopback(h, loop, en);
104 break;
105 default:
106 ret = -ENOTSUPP;
107 break;
108 }
109
110 if (ret || ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
111 return ret;
112
113 if (en) {
114 h->ae_algo->ops->set_promisc_mode(h, true, true);
115 } else {
116 /* recover promisc mode before loopback test */
117 hns3_request_update_promisc_mode(h);
118 vlan_filter_enable = ndev->flags & IFF_PROMISC ? false : true;
119 hns3_enable_vlan_filter(ndev, vlan_filter_enable);
120 }
121
122 return ret;
123 }
124
hns3_lp_up(struct net_device * ndev,enum hnae3_loop loop_mode)125 static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode)
126 {
127 struct hnae3_handle *h = hns3_get_handle(ndev);
128 int ret;
129
130 ret = hns3_nic_reset_all_ring(h);
131 if (ret)
132 return ret;
133
134 ret = hns3_lp_setup(ndev, loop_mode, true);
135 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
136
137 return ret;
138 }
139
hns3_lp_down(struct net_device * ndev,enum hnae3_loop loop_mode)140 static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode)
141 {
142 int ret;
143
144 ret = hns3_lp_setup(ndev, loop_mode, false);
145 if (ret) {
146 netdev_err(ndev, "lb_setup return error: %d\n", ret);
147 return ret;
148 }
149
150 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
151
152 return 0;
153 }
154
hns3_lp_setup_skb(struct sk_buff * skb)155 static void hns3_lp_setup_skb(struct sk_buff *skb)
156 {
157 #define HNS3_NIC_LB_DST_MAC_ADDR 0x1f
158
159 struct net_device *ndev = skb->dev;
160 struct hnae3_handle *handle;
161 struct hnae3_ae_dev *ae_dev;
162 unsigned char *packet;
163 struct ethhdr *ethh;
164 unsigned int i;
165
166 skb_reserve(skb, NET_IP_ALIGN);
167 ethh = skb_put(skb, sizeof(struct ethhdr));
168 packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE);
169
170 memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN);
171
172 /* The dst mac addr of loopback packet is the same as the host'
173 * mac addr, the SSU component may loop back the packet to host
174 * before the packet reaches mac or serdes, which will defect
175 * the purpose of mac or serdes selftest.
176 */
177 handle = hns3_get_handle(ndev);
178 ae_dev = pci_get_drvdata(handle->pdev);
179 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
180 ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR;
181 eth_zero_addr(ethh->h_source);
182 ethh->h_proto = htons(ETH_P_ARP);
183 skb_reset_mac_header(skb);
184
185 for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++)
186 packet[i] = (unsigned char)(i & 0xff);
187 }
188
hns3_lb_check_skb_data(struct hns3_enet_ring * ring,struct sk_buff * skb)189 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring,
190 struct sk_buff *skb)
191 {
192 struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector;
193 unsigned char *packet = skb->data;
194 u32 len = skb_headlen(skb);
195 u32 i;
196
197 len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE);
198
199 for (i = 0; i < len; i++)
200 if (packet[i] != (unsigned char)(i & 0xff))
201 break;
202
203 /* The packet is correctly received */
204 if (i == HNS3_NIC_LB_TEST_PACKET_SIZE)
205 tqp_vector->rx_group.total_packets++;
206 else
207 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1,
208 skb->data, len, true);
209
210 dev_kfree_skb_any(skb);
211 }
212
hns3_lb_check_rx_ring(struct hns3_nic_priv * priv,u32 budget)213 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget)
214 {
215 struct hnae3_handle *h = priv->ae_handle;
216 struct hnae3_knic_private_info *kinfo;
217 u32 i, rcv_good_pkt_total = 0;
218
219 kinfo = &h->kinfo;
220 for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) {
221 struct hns3_enet_ring *ring = &priv->ring[i];
222 struct hns3_enet_ring_group *rx_group;
223 u64 pre_rx_pkt;
224
225 rx_group = &ring->tqp_vector->rx_group;
226 pre_rx_pkt = rx_group->total_packets;
227
228 preempt_disable();
229 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data);
230 preempt_enable();
231
232 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt);
233 rx_group->total_packets = pre_rx_pkt;
234 }
235 return rcv_good_pkt_total;
236 }
237
hns3_lb_clear_tx_ring(struct hns3_nic_priv * priv,u32 start_ringid,u32 end_ringid,u32 budget)238 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid,
239 u32 end_ringid, u32 budget)
240 {
241 u32 i;
242
243 for (i = start_ringid; i <= end_ringid; i++) {
244 struct hns3_enet_ring *ring = &priv->ring[i];
245
246 hns3_clean_tx_ring(ring, 0);
247 }
248 }
249
250 /**
251 * hns3_lp_run_test - run loopback test
252 * @ndev: net device
253 * @mode: loopback type
254 */
hns3_lp_run_test(struct net_device * ndev,enum hnae3_loop mode)255 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode)
256 {
257 struct hns3_nic_priv *priv = netdev_priv(ndev);
258 struct sk_buff *skb;
259 u32 i, good_cnt;
260 int ret_val = 0;
261
262 skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN,
263 GFP_KERNEL);
264 if (!skb)
265 return HNS3_NIC_LB_TEST_NO_MEM_ERR;
266
267 skb->dev = ndev;
268 hns3_lp_setup_skb(skb);
269 skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID;
270
271 good_cnt = 0;
272 for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) {
273 netdev_tx_t tx_ret;
274
275 skb_get(skb);
276 tx_ret = hns3_nic_net_xmit(skb, ndev);
277 if (tx_ret == NETDEV_TX_OK) {
278 good_cnt++;
279 } else {
280 kfree_skb(skb);
281 netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n",
282 tx_ret);
283 }
284 }
285 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
286 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR;
287 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n",
288 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
289 goto out;
290 }
291
292 /* Allow 200 milliseconds for packets to go from Tx to Rx */
293 msleep(200);
294
295 good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM);
296 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
297 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR;
298 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n",
299 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
300 }
301
302 out:
303 hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID,
304 HNS3_NIC_LB_TEST_RING_ID,
305 HNS3_NIC_LB_TEST_PKT_NUM);
306
307 kfree_skb(skb);
308 return ret_val;
309 }
310
311 /**
312 * hns3_self_test - self test
313 * @ndev: net device
314 * @eth_test: test cmd
315 * @data: test result
316 */
hns3_self_test(struct net_device * ndev,struct ethtool_test * eth_test,u64 * data)317 static void hns3_self_test(struct net_device *ndev,
318 struct ethtool_test *eth_test, u64 *data)
319 {
320 struct hns3_nic_priv *priv = netdev_priv(ndev);
321 struct hnae3_handle *h = priv->ae_handle;
322 int st_param[HNS3_SELF_TEST_TYPE_NUM][2];
323 bool if_running = netif_running(ndev);
324 int test_index = 0;
325 u32 i;
326
327 if (hns3_nic_resetting(ndev)) {
328 netdev_err(ndev, "dev resetting!");
329 return;
330 }
331
332 /* Only do offline selftest, or pass by default */
333 if (eth_test->flags != ETH_TEST_FL_OFFLINE)
334 return;
335
336 netif_dbg(h, drv, ndev, "self test start");
337
338 st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
339 st_param[HNAE3_LOOP_APP][1] =
340 h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
341
342 st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
343 st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
344 h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
345
346 st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
347 HNAE3_LOOP_PARALLEL_SERDES;
348 st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
349 h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
350
351 st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY;
352 st_param[HNAE3_LOOP_PHY][1] =
353 h->flags & HNAE3_SUPPORT_PHY_LOOPBACK;
354
355 if (if_running)
356 ndev->netdev_ops->ndo_stop(ndev);
357
358 #if IS_ENABLED(CONFIG_VLAN_8021Q)
359 /* Disable the vlan filter for selftest does not support it */
360 if (h->ae_algo->ops->enable_vlan_filter)
361 h->ae_algo->ops->enable_vlan_filter(h, false);
362 #endif
363
364 /* Tell firmware to stop mac autoneg before loopback test start,
365 * otherwise loopback test may be failed when the port is still
366 * negotiating.
367 */
368 if (h->ae_algo->ops->halt_autoneg)
369 h->ae_algo->ops->halt_autoneg(h, true);
370
371 set_bit(HNS3_NIC_STATE_TESTING, &priv->state);
372
373 for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) {
374 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0];
375
376 if (!st_param[i][1])
377 continue;
378
379 data[test_index] = hns3_lp_up(ndev, loop_type);
380 if (!data[test_index])
381 data[test_index] = hns3_lp_run_test(ndev, loop_type);
382
383 hns3_lp_down(ndev, loop_type);
384
385 if (data[test_index])
386 eth_test->flags |= ETH_TEST_FL_FAILED;
387
388 test_index++;
389 }
390
391 clear_bit(HNS3_NIC_STATE_TESTING, &priv->state);
392
393 if (h->ae_algo->ops->halt_autoneg)
394 h->ae_algo->ops->halt_autoneg(h, false);
395
396 #if IS_ENABLED(CONFIG_VLAN_8021Q)
397 if (h->ae_algo->ops->enable_vlan_filter)
398 h->ae_algo->ops->enable_vlan_filter(h, true);
399 #endif
400
401 if (if_running)
402 ndev->netdev_ops->ndo_open(ndev);
403
404 netif_dbg(h, drv, ndev, "self test end\n");
405 }
406
hns3_update_limit_promisc_mode(struct net_device * netdev,bool enable)407 static void hns3_update_limit_promisc_mode(struct net_device *netdev,
408 bool enable)
409 {
410 struct hnae3_handle *handle = hns3_get_handle(netdev);
411
412 if (enable)
413 set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
414 else
415 clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
416
417 hns3_request_update_promisc_mode(handle);
418 }
419
420 static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = {
421 { "limit_promisc", hns3_update_limit_promisc_mode }
422 };
423
hns3_get_sset_count(struct net_device * netdev,int stringset)424 static int hns3_get_sset_count(struct net_device *netdev, int stringset)
425 {
426 struct hnae3_handle *h = hns3_get_handle(netdev);
427 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
428
429 if (!ops->get_sset_count)
430 return -EOPNOTSUPP;
431
432 switch (stringset) {
433 case ETH_SS_STATS:
434 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) +
435 ops->get_sset_count(h, stringset));
436
437 case ETH_SS_TEST:
438 return ops->get_sset_count(h, stringset);
439
440 case ETH_SS_PRIV_FLAGS:
441 return HNAE3_PFLAG_MAX;
442
443 default:
444 return -EOPNOTSUPP;
445 }
446 }
447
hns3_update_strings(u8 * data,const struct hns3_stats * stats,u32 stat_count,u32 num_tqps,const char * prefix)448 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats,
449 u32 stat_count, u32 num_tqps, const char *prefix)
450 {
451 #define MAX_PREFIX_SIZE (6 + 4)
452 u32 size_left;
453 u32 i, j;
454 u32 n1;
455
456 for (i = 0; i < num_tqps; i++) {
457 for (j = 0; j < stat_count; j++) {
458 data[ETH_GSTRING_LEN - 1] = '\0';
459
460 /* first, prepend the prefix string */
461 n1 = scnprintf(data, MAX_PREFIX_SIZE, "%s%u_",
462 prefix, i);
463 size_left = (ETH_GSTRING_LEN - 1) - n1;
464
465 /* now, concatenate the stats string to it */
466 strncat(data, stats[j].stats_string, size_left);
467 data += ETH_GSTRING_LEN;
468 }
469 }
470
471 return data;
472 }
473
hns3_get_strings_tqps(struct hnae3_handle * handle,u8 * data)474 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data)
475 {
476 struct hnae3_knic_private_info *kinfo = &handle->kinfo;
477 const char tx_prefix[] = "txq";
478 const char rx_prefix[] = "rxq";
479
480 /* get strings for Tx */
481 data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT,
482 kinfo->num_tqps, tx_prefix);
483
484 /* get strings for Rx */
485 data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT,
486 kinfo->num_tqps, rx_prefix);
487
488 return data;
489 }
490
hns3_get_strings(struct net_device * netdev,u32 stringset,u8 * data)491 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
492 {
493 struct hnae3_handle *h = hns3_get_handle(netdev);
494 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
495 char *buff = (char *)data;
496 int i;
497
498 if (!ops->get_strings)
499 return;
500
501 switch (stringset) {
502 case ETH_SS_STATS:
503 buff = hns3_get_strings_tqps(h, buff);
504 ops->get_strings(h, stringset, (u8 *)buff);
505 break;
506 case ETH_SS_TEST:
507 ops->get_strings(h, stringset, data);
508 break;
509 case ETH_SS_PRIV_FLAGS:
510 for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) {
511 snprintf(buff, ETH_GSTRING_LEN, "%s",
512 hns3_priv_flags[i].name);
513 buff += ETH_GSTRING_LEN;
514 }
515 break;
516 default:
517 break;
518 }
519 }
520
hns3_get_stats_tqps(struct hnae3_handle * handle,u64 * data)521 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data)
522 {
523 struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv;
524 struct hnae3_knic_private_info *kinfo = &handle->kinfo;
525 struct hns3_enet_ring *ring;
526 u8 *stat;
527 int i, j;
528
529 /* get stats for Tx */
530 for (i = 0; i < kinfo->num_tqps; i++) {
531 ring = &nic_priv->ring[i];
532 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) {
533 stat = (u8 *)ring + hns3_txq_stats[j].stats_offset;
534 *data++ = *(u64 *)stat;
535 }
536 }
537
538 /* get stats for Rx */
539 for (i = 0; i < kinfo->num_tqps; i++) {
540 ring = &nic_priv->ring[i + kinfo->num_tqps];
541 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) {
542 stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset;
543 *data++ = *(u64 *)stat;
544 }
545 }
546
547 return data;
548 }
549
550 /* hns3_get_stats - get detail statistics.
551 * @netdev: net device
552 * @stats: statistics info.
553 * @data: statistics data.
554 */
hns3_get_stats(struct net_device * netdev,struct ethtool_stats * stats,u64 * data)555 static void hns3_get_stats(struct net_device *netdev,
556 struct ethtool_stats *stats, u64 *data)
557 {
558 struct hnae3_handle *h = hns3_get_handle(netdev);
559 u64 *p = data;
560
561 if (hns3_nic_resetting(netdev)) {
562 netdev_err(netdev, "dev resetting, could not get stats\n");
563 return;
564 }
565
566 if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) {
567 netdev_err(netdev, "could not get any statistics\n");
568 return;
569 }
570
571 h->ae_algo->ops->update_stats(h, &netdev->stats);
572
573 /* get per-queue stats */
574 p = hns3_get_stats_tqps(h, p);
575
576 /* get MAC & other misc hardware stats */
577 h->ae_algo->ops->get_stats(h, p);
578 }
579
hns3_get_drvinfo(struct net_device * netdev,struct ethtool_drvinfo * drvinfo)580 static void hns3_get_drvinfo(struct net_device *netdev,
581 struct ethtool_drvinfo *drvinfo)
582 {
583 struct hns3_nic_priv *priv = netdev_priv(netdev);
584 struct hnae3_handle *h = priv->ae_handle;
585 u32 fw_version;
586
587 if (!h->ae_algo->ops->get_fw_version) {
588 netdev_err(netdev, "could not get fw version!\n");
589 return;
590 }
591
592 strncpy(drvinfo->driver, h->pdev->driver->name,
593 sizeof(drvinfo->driver));
594 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
595
596 strncpy(drvinfo->bus_info, pci_name(h->pdev),
597 sizeof(drvinfo->bus_info));
598 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
599
600 fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);
601
602 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
603 "%lu.%lu.%lu.%lu",
604 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
605 HNAE3_FW_VERSION_BYTE3_SHIFT),
606 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
607 HNAE3_FW_VERSION_BYTE2_SHIFT),
608 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
609 HNAE3_FW_VERSION_BYTE1_SHIFT),
610 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
611 HNAE3_FW_VERSION_BYTE0_SHIFT));
612 }
613
hns3_get_link(struct net_device * netdev)614 static u32 hns3_get_link(struct net_device *netdev)
615 {
616 struct hnae3_handle *h = hns3_get_handle(netdev);
617
618 if (h->ae_algo->ops->get_status)
619 return h->ae_algo->ops->get_status(h);
620 else
621 return 0;
622 }
623
hns3_get_ringparam(struct net_device * netdev,struct ethtool_ringparam * param)624 static void hns3_get_ringparam(struct net_device *netdev,
625 struct ethtool_ringparam *param)
626 {
627 struct hns3_nic_priv *priv = netdev_priv(netdev);
628 struct hnae3_handle *h = priv->ae_handle;
629 int queue_num = h->kinfo.num_tqps;
630
631 if (hns3_nic_resetting(netdev)) {
632 netdev_err(netdev, "dev resetting!");
633 return;
634 }
635
636 param->tx_max_pending = HNS3_RING_MAX_PENDING;
637 param->rx_max_pending = HNS3_RING_MAX_PENDING;
638
639 param->tx_pending = priv->ring[0].desc_num;
640 param->rx_pending = priv->ring[queue_num].desc_num;
641 }
642
hns3_get_pauseparam(struct net_device * netdev,struct ethtool_pauseparam * param)643 static void hns3_get_pauseparam(struct net_device *netdev,
644 struct ethtool_pauseparam *param)
645 {
646 struct hnae3_handle *h = hns3_get_handle(netdev);
647 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
648
649 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
650 return;
651
652 if (h->ae_algo->ops->get_pauseparam)
653 h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg,
654 ¶m->rx_pause, ¶m->tx_pause);
655 }
656
hns3_set_pauseparam(struct net_device * netdev,struct ethtool_pauseparam * param)657 static int hns3_set_pauseparam(struct net_device *netdev,
658 struct ethtool_pauseparam *param)
659 {
660 struct hnae3_handle *h = hns3_get_handle(netdev);
661 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
662
663 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
664 return -EOPNOTSUPP;
665
666 netif_dbg(h, drv, netdev,
667 "set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
668 param->autoneg, param->rx_pause, param->tx_pause);
669
670 if (h->ae_algo->ops->set_pauseparam)
671 return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
672 param->rx_pause,
673 param->tx_pause);
674 return -EOPNOTSUPP;
675 }
676
hns3_get_ksettings(struct hnae3_handle * h,struct ethtool_link_ksettings * cmd)677 static void hns3_get_ksettings(struct hnae3_handle *h,
678 struct ethtool_link_ksettings *cmd)
679 {
680 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
681
682 /* 1.auto_neg & speed & duplex from cmd */
683 if (ops->get_ksettings_an_result)
684 ops->get_ksettings_an_result(h,
685 &cmd->base.autoneg,
686 &cmd->base.speed,
687 &cmd->base.duplex);
688
689 /* 2.get link mode */
690 if (ops->get_link_mode)
691 ops->get_link_mode(h,
692 cmd->link_modes.supported,
693 cmd->link_modes.advertising);
694
695 /* 3.mdix_ctrl&mdix get from phy reg */
696 if (ops->get_mdix_mode)
697 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
698 &cmd->base.eth_tp_mdix);
699 }
700
hns3_get_link_ksettings(struct net_device * netdev,struct ethtool_link_ksettings * cmd)701 static int hns3_get_link_ksettings(struct net_device *netdev,
702 struct ethtool_link_ksettings *cmd)
703 {
704 struct hnae3_handle *h = hns3_get_handle(netdev);
705 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
706 const struct hnae3_ae_ops *ops;
707 u8 module_type;
708 u8 media_type;
709 u8 link_stat;
710
711 ops = h->ae_algo->ops;
712 if (ops->get_media_type)
713 ops->get_media_type(h, &media_type, &module_type);
714 else
715 return -EOPNOTSUPP;
716
717 switch (media_type) {
718 case HNAE3_MEDIA_TYPE_NONE:
719 cmd->base.port = PORT_NONE;
720 hns3_get_ksettings(h, cmd);
721 break;
722 case HNAE3_MEDIA_TYPE_FIBER:
723 if (module_type == HNAE3_MODULE_TYPE_CR)
724 cmd->base.port = PORT_DA;
725 else
726 cmd->base.port = PORT_FIBRE;
727
728 hns3_get_ksettings(h, cmd);
729 break;
730 case HNAE3_MEDIA_TYPE_BACKPLANE:
731 cmd->base.port = PORT_NONE;
732 hns3_get_ksettings(h, cmd);
733 break;
734 case HNAE3_MEDIA_TYPE_COPPER:
735 cmd->base.port = PORT_TP;
736 if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
737 ops->get_phy_link_ksettings)
738 ops->get_phy_link_ksettings(h, cmd);
739 else if (!netdev->phydev)
740 hns3_get_ksettings(h, cmd);
741 else
742 phy_ethtool_ksettings_get(netdev->phydev, cmd);
743 break;
744 default:
745
746 netdev_warn(netdev, "Unknown media type");
747 return 0;
748 }
749
750 /* mdio_support */
751 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
752
753 link_stat = hns3_get_link(netdev);
754 if (!link_stat) {
755 cmd->base.speed = SPEED_UNKNOWN;
756 cmd->base.duplex = DUPLEX_UNKNOWN;
757 }
758
759 return 0;
760 }
761
hns3_check_ksettings_param(const struct net_device * netdev,const struct ethtool_link_ksettings * cmd)762 static int hns3_check_ksettings_param(const struct net_device *netdev,
763 const struct ethtool_link_ksettings *cmd)
764 {
765 struct hnae3_handle *handle = hns3_get_handle(netdev);
766 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
767 u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN;
768 u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN;
769 u8 autoneg;
770 u32 speed;
771 u8 duplex;
772 int ret;
773
774 /* hw doesn't support use specified speed and duplex to negotiate,
775 * unnecessary to check them when autoneg on.
776 */
777 if (cmd->base.autoneg)
778 return 0;
779
780 if (ops->get_ksettings_an_result) {
781 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex);
782 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed &&
783 cmd->base.duplex == duplex)
784 return 0;
785 }
786
787 if (ops->get_media_type)
788 ops->get_media_type(handle, &media_type, &module_type);
789
790 if (cmd->base.duplex == DUPLEX_HALF &&
791 media_type != HNAE3_MEDIA_TYPE_COPPER) {
792 netdev_err(netdev,
793 "only copper port supports half duplex!");
794 return -EINVAL;
795 }
796
797 if (ops->check_port_speed) {
798 ret = ops->check_port_speed(handle, cmd->base.speed);
799 if (ret) {
800 netdev_err(netdev, "unsupported speed\n");
801 return ret;
802 }
803 }
804
805 return 0;
806 }
807
hns3_set_link_ksettings(struct net_device * netdev,const struct ethtool_link_ksettings * cmd)808 static int hns3_set_link_ksettings(struct net_device *netdev,
809 const struct ethtool_link_ksettings *cmd)
810 {
811 struct hnae3_handle *handle = hns3_get_handle(netdev);
812 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
813 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
814 int ret;
815
816 /* Chip don't support this mode. */
817 if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
818 return -EINVAL;
819
820 netif_dbg(handle, drv, netdev,
821 "set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
822 netdev->phydev ? "phy" : "mac",
823 cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);
824
825 /* Only support ksettings_set for netdev with phy attached for now */
826 if (netdev->phydev) {
827 if (cmd->base.speed == SPEED_1000 &&
828 cmd->base.autoneg == AUTONEG_DISABLE)
829 return -EINVAL;
830
831 return phy_ethtool_ksettings_set(netdev->phydev, cmd);
832 } else if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
833 ops->set_phy_link_ksettings) {
834 return ops->set_phy_link_ksettings(handle, cmd);
835 }
836
837 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
838 return -EOPNOTSUPP;
839
840 ret = hns3_check_ksettings_param(netdev, cmd);
841 if (ret)
842 return ret;
843
844 if (ops->set_autoneg) {
845 ret = ops->set_autoneg(handle, cmd->base.autoneg);
846 if (ret)
847 return ret;
848 }
849
850 /* hw doesn't support use specified speed and duplex to negotiate,
851 * ignore them when autoneg on.
852 */
853 if (cmd->base.autoneg) {
854 netdev_info(netdev,
855 "autoneg is on, ignore the speed and duplex\n");
856 return 0;
857 }
858
859 if (ops->cfg_mac_speed_dup_h)
860 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed,
861 cmd->base.duplex);
862
863 return ret;
864 }
865
hns3_get_rss_key_size(struct net_device * netdev)866 static u32 hns3_get_rss_key_size(struct net_device *netdev)
867 {
868 struct hnae3_handle *h = hns3_get_handle(netdev);
869
870 if (!h->ae_algo->ops->get_rss_key_size)
871 return 0;
872
873 return h->ae_algo->ops->get_rss_key_size(h);
874 }
875
hns3_get_rss_indir_size(struct net_device * netdev)876 static u32 hns3_get_rss_indir_size(struct net_device *netdev)
877 {
878 struct hnae3_handle *h = hns3_get_handle(netdev);
879 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
880
881 return ae_dev->dev_specs.rss_ind_tbl_size;
882 }
883
hns3_get_rss(struct net_device * netdev,u32 * indir,u8 * key,u8 * hfunc)884 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key,
885 u8 *hfunc)
886 {
887 struct hnae3_handle *h = hns3_get_handle(netdev);
888
889 if (!h->ae_algo->ops->get_rss)
890 return -EOPNOTSUPP;
891
892 return h->ae_algo->ops->get_rss(h, indir, key, hfunc);
893 }
894
hns3_set_rss(struct net_device * netdev,const u32 * indir,const u8 * key,const u8 hfunc)895 static int hns3_set_rss(struct net_device *netdev, const u32 *indir,
896 const u8 *key, const u8 hfunc)
897 {
898 struct hnae3_handle *h = hns3_get_handle(netdev);
899 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
900
901 if (!h->ae_algo->ops->set_rss)
902 return -EOPNOTSUPP;
903
904 if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 &&
905 hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE &&
906 hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) {
907 netdev_err(netdev, "hash func not supported\n");
908 return -EOPNOTSUPP;
909 }
910
911 if (!indir) {
912 netdev_err(netdev,
913 "set rss failed for indir is empty\n");
914 return -EOPNOTSUPP;
915 }
916
917 return h->ae_algo->ops->set_rss(h, indir, key, hfunc);
918 }
919
hns3_get_rxnfc(struct net_device * netdev,struct ethtool_rxnfc * cmd,u32 * rule_locs)920 static int hns3_get_rxnfc(struct net_device *netdev,
921 struct ethtool_rxnfc *cmd,
922 u32 *rule_locs)
923 {
924 struct hnae3_handle *h = hns3_get_handle(netdev);
925
926 switch (cmd->cmd) {
927 case ETHTOOL_GRXRINGS:
928 cmd->data = h->kinfo.num_tqps;
929 return 0;
930 case ETHTOOL_GRXFH:
931 if (h->ae_algo->ops->get_rss_tuple)
932 return h->ae_algo->ops->get_rss_tuple(h, cmd);
933 return -EOPNOTSUPP;
934 case ETHTOOL_GRXCLSRLCNT:
935 if (h->ae_algo->ops->get_fd_rule_cnt)
936 return h->ae_algo->ops->get_fd_rule_cnt(h, cmd);
937 return -EOPNOTSUPP;
938 case ETHTOOL_GRXCLSRULE:
939 if (h->ae_algo->ops->get_fd_rule_info)
940 return h->ae_algo->ops->get_fd_rule_info(h, cmd);
941 return -EOPNOTSUPP;
942 case ETHTOOL_GRXCLSRLALL:
943 if (h->ae_algo->ops->get_fd_all_rules)
944 return h->ae_algo->ops->get_fd_all_rules(h, cmd,
945 rule_locs);
946 return -EOPNOTSUPP;
947 default:
948 return -EOPNOTSUPP;
949 }
950 }
951
hns3_change_all_ring_bd_num(struct hns3_nic_priv * priv,u32 tx_desc_num,u32 rx_desc_num)952 static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv,
953 u32 tx_desc_num, u32 rx_desc_num)
954 {
955 struct hnae3_handle *h = priv->ae_handle;
956 int i;
957
958 h->kinfo.num_tx_desc = tx_desc_num;
959 h->kinfo.num_rx_desc = rx_desc_num;
960
961 for (i = 0; i < h->kinfo.num_tqps; i++) {
962 priv->ring[i].desc_num = tx_desc_num;
963 priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num;
964 }
965 }
966
hns3_backup_ringparam(struct hns3_nic_priv * priv)967 static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv)
968 {
969 struct hnae3_handle *handle = priv->ae_handle;
970 struct hns3_enet_ring *tmp_rings;
971 int i;
972
973 tmp_rings = kcalloc(handle->kinfo.num_tqps * 2,
974 sizeof(struct hns3_enet_ring), GFP_KERNEL);
975 if (!tmp_rings)
976 return NULL;
977
978 for (i = 0; i < handle->kinfo.num_tqps * 2; i++) {
979 memcpy(&tmp_rings[i], &priv->ring[i],
980 sizeof(struct hns3_enet_ring));
981 tmp_rings[i].skb = NULL;
982 }
983
984 return tmp_rings;
985 }
986
hns3_check_ringparam(struct net_device * ndev,struct ethtool_ringparam * param)987 static int hns3_check_ringparam(struct net_device *ndev,
988 struct ethtool_ringparam *param)
989 {
990 if (hns3_nic_resetting(ndev))
991 return -EBUSY;
992
993 if (param->rx_mini_pending || param->rx_jumbo_pending)
994 return -EINVAL;
995
996 if (param->tx_pending > HNS3_RING_MAX_PENDING ||
997 param->tx_pending < HNS3_RING_MIN_PENDING ||
998 param->rx_pending > HNS3_RING_MAX_PENDING ||
999 param->rx_pending < HNS3_RING_MIN_PENDING) {
1000 netdev_err(ndev, "Queue depth out of range [%d-%d]\n",
1001 HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING);
1002 return -EINVAL;
1003 }
1004
1005 return 0;
1006 }
1007
hns3_set_ringparam(struct net_device * ndev,struct ethtool_ringparam * param)1008 static int hns3_set_ringparam(struct net_device *ndev,
1009 struct ethtool_ringparam *param)
1010 {
1011 struct hns3_nic_priv *priv = netdev_priv(ndev);
1012 struct hnae3_handle *h = priv->ae_handle;
1013 struct hns3_enet_ring *tmp_rings;
1014 bool if_running = netif_running(ndev);
1015 u32 old_tx_desc_num, new_tx_desc_num;
1016 u32 old_rx_desc_num, new_rx_desc_num;
1017 u16 queue_num = h->kinfo.num_tqps;
1018 int ret, i;
1019
1020 ret = hns3_check_ringparam(ndev, param);
1021 if (ret)
1022 return ret;
1023
1024 /* Hardware requires that its descriptors must be multiple of eight */
1025 new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE);
1026 new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE);
1027 old_tx_desc_num = priv->ring[0].desc_num;
1028 old_rx_desc_num = priv->ring[queue_num].desc_num;
1029 if (old_tx_desc_num == new_tx_desc_num &&
1030 old_rx_desc_num == new_rx_desc_num)
1031 return 0;
1032
1033 tmp_rings = hns3_backup_ringparam(priv);
1034 if (!tmp_rings) {
1035 netdev_err(ndev,
1036 "backup ring param failed by allocating memory fail\n");
1037 return -ENOMEM;
1038 }
1039
1040 netdev_info(ndev,
1041 "Changing Tx/Rx ring depth from %u/%u to %u/%u\n",
1042 old_tx_desc_num, old_rx_desc_num,
1043 new_tx_desc_num, new_rx_desc_num);
1044
1045 if (if_running)
1046 ndev->netdev_ops->ndo_stop(ndev);
1047
1048 hns3_change_all_ring_bd_num(priv, new_tx_desc_num, new_rx_desc_num);
1049 ret = hns3_init_all_ring(priv);
1050 if (ret) {
1051 netdev_err(ndev, "Change bd num fail, revert to old value(%d)\n",
1052 ret);
1053
1054 hns3_change_all_ring_bd_num(priv, old_tx_desc_num,
1055 old_rx_desc_num);
1056 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1057 memcpy(&priv->ring[i], &tmp_rings[i],
1058 sizeof(struct hns3_enet_ring));
1059 } else {
1060 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1061 hns3_fini_ring(&tmp_rings[i]);
1062 }
1063
1064 kfree(tmp_rings);
1065
1066 if (if_running)
1067 ret = ndev->netdev_ops->ndo_open(ndev);
1068
1069 return ret;
1070 }
1071
hns3_set_rxnfc(struct net_device * netdev,struct ethtool_rxnfc * cmd)1072 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1073 {
1074 struct hnae3_handle *h = hns3_get_handle(netdev);
1075
1076 switch (cmd->cmd) {
1077 case ETHTOOL_SRXFH:
1078 if (h->ae_algo->ops->set_rss_tuple)
1079 return h->ae_algo->ops->set_rss_tuple(h, cmd);
1080 return -EOPNOTSUPP;
1081 case ETHTOOL_SRXCLSRLINS:
1082 if (h->ae_algo->ops->add_fd_entry)
1083 return h->ae_algo->ops->add_fd_entry(h, cmd);
1084 return -EOPNOTSUPP;
1085 case ETHTOOL_SRXCLSRLDEL:
1086 if (h->ae_algo->ops->del_fd_entry)
1087 return h->ae_algo->ops->del_fd_entry(h, cmd);
1088 return -EOPNOTSUPP;
1089 default:
1090 return -EOPNOTSUPP;
1091 }
1092 }
1093
hns3_nway_reset(struct net_device * netdev)1094 static int hns3_nway_reset(struct net_device *netdev)
1095 {
1096 struct hnae3_handle *handle = hns3_get_handle(netdev);
1097 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1098 struct phy_device *phy = netdev->phydev;
1099 int autoneg;
1100
1101 if (!netif_running(netdev))
1102 return 0;
1103
1104 if (hns3_nic_resetting(netdev)) {
1105 netdev_err(netdev, "dev resetting!");
1106 return -EBUSY;
1107 }
1108
1109 if (!ops->get_autoneg || !ops->restart_autoneg)
1110 return -EOPNOTSUPP;
1111
1112 autoneg = ops->get_autoneg(handle);
1113 if (autoneg != AUTONEG_ENABLE) {
1114 netdev_err(netdev,
1115 "Autoneg is off, don't support to restart it\n");
1116 return -EINVAL;
1117 }
1118
1119 netif_dbg(handle, drv, netdev,
1120 "nway reset (using %s)\n", phy ? "phy" : "mac");
1121
1122 if (phy)
1123 return genphy_restart_aneg(phy);
1124
1125 return ops->restart_autoneg(handle);
1126 }
1127
hns3_get_channels(struct net_device * netdev,struct ethtool_channels * ch)1128 static void hns3_get_channels(struct net_device *netdev,
1129 struct ethtool_channels *ch)
1130 {
1131 struct hnae3_handle *h = hns3_get_handle(netdev);
1132
1133 if (h->ae_algo->ops->get_channels)
1134 h->ae_algo->ops->get_channels(h, ch);
1135 }
1136
hns3_get_coalesce_per_queue(struct net_device * netdev,u32 queue,struct ethtool_coalesce * cmd)1137 static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue,
1138 struct ethtool_coalesce *cmd)
1139 {
1140 struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1141 struct hns3_nic_priv *priv = netdev_priv(netdev);
1142 struct hnae3_handle *h = priv->ae_handle;
1143 u16 queue_num = h->kinfo.num_tqps;
1144
1145 if (hns3_nic_resetting(netdev))
1146 return -EBUSY;
1147
1148 if (queue >= queue_num) {
1149 netdev_err(netdev,
1150 "Invalid queue value %u! Queue max id=%u\n",
1151 queue, queue_num - 1);
1152 return -EINVAL;
1153 }
1154
1155 tx_vector = priv->ring[queue].tqp_vector;
1156 rx_vector = priv->ring[queue_num + queue].tqp_vector;
1157
1158 cmd->use_adaptive_tx_coalesce =
1159 tx_vector->tx_group.coal.adapt_enable;
1160 cmd->use_adaptive_rx_coalesce =
1161 rx_vector->rx_group.coal.adapt_enable;
1162
1163 cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl;
1164 cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl;
1165
1166 cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1167 cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1168
1169 cmd->tx_max_coalesced_frames = tx_vector->tx_group.coal.int_ql;
1170 cmd->rx_max_coalesced_frames = rx_vector->rx_group.coal.int_ql;
1171
1172 return 0;
1173 }
1174
hns3_get_coalesce(struct net_device * netdev,struct ethtool_coalesce * cmd)1175 static int hns3_get_coalesce(struct net_device *netdev,
1176 struct ethtool_coalesce *cmd)
1177 {
1178 return hns3_get_coalesce_per_queue(netdev, 0, cmd);
1179 }
1180
hns3_check_gl_coalesce_para(struct net_device * netdev,struct ethtool_coalesce * cmd)1181 static int hns3_check_gl_coalesce_para(struct net_device *netdev,
1182 struct ethtool_coalesce *cmd)
1183 {
1184 struct hnae3_handle *handle = hns3_get_handle(netdev);
1185 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1186 u32 rx_gl, tx_gl;
1187
1188 if (cmd->rx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1189 netdev_err(netdev,
1190 "invalid rx-usecs value, rx-usecs range is 0-%u\n",
1191 ae_dev->dev_specs.max_int_gl);
1192 return -EINVAL;
1193 }
1194
1195 if (cmd->tx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1196 netdev_err(netdev,
1197 "invalid tx-usecs value, tx-usecs range is 0-%u\n",
1198 ae_dev->dev_specs.max_int_gl);
1199 return -EINVAL;
1200 }
1201
1202 /* device version above V3(include V3), GL uses 1us unit,
1203 * so the round down is not needed.
1204 */
1205 if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
1206 return 0;
1207
1208 rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs);
1209 if (rx_gl != cmd->rx_coalesce_usecs) {
1210 netdev_info(netdev,
1211 "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1212 cmd->rx_coalesce_usecs, rx_gl);
1213 }
1214
1215 tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs);
1216 if (tx_gl != cmd->tx_coalesce_usecs) {
1217 netdev_info(netdev,
1218 "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1219 cmd->tx_coalesce_usecs, tx_gl);
1220 }
1221
1222 return 0;
1223 }
1224
hns3_check_rl_coalesce_para(struct net_device * netdev,struct ethtool_coalesce * cmd)1225 static int hns3_check_rl_coalesce_para(struct net_device *netdev,
1226 struct ethtool_coalesce *cmd)
1227 {
1228 u32 rl;
1229
1230 if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) {
1231 netdev_err(netdev,
1232 "tx_usecs_high must be same as rx_usecs_high.\n");
1233 return -EINVAL;
1234 }
1235
1236 if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) {
1237 netdev_err(netdev,
1238 "Invalid usecs_high value, usecs_high range is 0-%d\n",
1239 HNS3_INT_RL_MAX);
1240 return -EINVAL;
1241 }
1242
1243 rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1244 if (rl != cmd->rx_coalesce_usecs_high) {
1245 netdev_info(netdev,
1246 "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n",
1247 cmd->rx_coalesce_usecs_high, rl);
1248 }
1249
1250 return 0;
1251 }
1252
hns3_check_ql_coalesce_param(struct net_device * netdev,struct ethtool_coalesce * cmd)1253 static int hns3_check_ql_coalesce_param(struct net_device *netdev,
1254 struct ethtool_coalesce *cmd)
1255 {
1256 struct hnae3_handle *handle = hns3_get_handle(netdev);
1257 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1258
1259 if ((cmd->tx_max_coalesced_frames || cmd->rx_max_coalesced_frames) &&
1260 !ae_dev->dev_specs.int_ql_max) {
1261 netdev_err(netdev, "coalesced frames is not supported\n");
1262 return -EOPNOTSUPP;
1263 }
1264
1265 if (cmd->tx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max ||
1266 cmd->rx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max) {
1267 netdev_err(netdev,
1268 "invalid coalesced_frames value, range is 0-%u\n",
1269 ae_dev->dev_specs.int_ql_max);
1270 return -ERANGE;
1271 }
1272
1273 return 0;
1274 }
1275
hns3_check_coalesce_para(struct net_device * netdev,struct ethtool_coalesce * cmd)1276 static int hns3_check_coalesce_para(struct net_device *netdev,
1277 struct ethtool_coalesce *cmd)
1278 {
1279 int ret;
1280
1281 ret = hns3_check_gl_coalesce_para(netdev, cmd);
1282 if (ret) {
1283 netdev_err(netdev,
1284 "Check gl coalesce param fail. ret = %d\n", ret);
1285 return ret;
1286 }
1287
1288 ret = hns3_check_rl_coalesce_para(netdev, cmd);
1289 if (ret) {
1290 netdev_err(netdev,
1291 "Check rl coalesce param fail. ret = %d\n", ret);
1292 return ret;
1293 }
1294
1295 ret = hns3_check_ql_coalesce_param(netdev, cmd);
1296 if (ret)
1297 return ret;
1298
1299 if (cmd->use_adaptive_tx_coalesce == 1 ||
1300 cmd->use_adaptive_rx_coalesce == 1) {
1301 netdev_info(netdev,
1302 "adaptive-tx=%u and adaptive-rx=%u, tx_usecs or rx_usecs will changed dynamically.\n",
1303 cmd->use_adaptive_tx_coalesce,
1304 cmd->use_adaptive_rx_coalesce);
1305 }
1306
1307 return 0;
1308 }
1309
hns3_set_coalesce_per_queue(struct net_device * netdev,struct ethtool_coalesce * cmd,u32 queue)1310 static void hns3_set_coalesce_per_queue(struct net_device *netdev,
1311 struct ethtool_coalesce *cmd,
1312 u32 queue)
1313 {
1314 struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1315 struct hns3_nic_priv *priv = netdev_priv(netdev);
1316 struct hnae3_handle *h = priv->ae_handle;
1317 int queue_num = h->kinfo.num_tqps;
1318
1319 tx_vector = priv->ring[queue].tqp_vector;
1320 rx_vector = priv->ring[queue_num + queue].tqp_vector;
1321
1322 tx_vector->tx_group.coal.adapt_enable =
1323 cmd->use_adaptive_tx_coalesce;
1324 rx_vector->rx_group.coal.adapt_enable =
1325 cmd->use_adaptive_rx_coalesce;
1326
1327 tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs;
1328 rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs;
1329
1330 tx_vector->tx_group.coal.int_ql = cmd->tx_max_coalesced_frames;
1331 rx_vector->rx_group.coal.int_ql = cmd->rx_max_coalesced_frames;
1332
1333 hns3_set_vector_coalesce_tx_gl(tx_vector,
1334 tx_vector->tx_group.coal.int_gl);
1335 hns3_set_vector_coalesce_rx_gl(rx_vector,
1336 rx_vector->rx_group.coal.int_gl);
1337
1338 hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting);
1339 hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting);
1340
1341 if (tx_vector->tx_group.coal.ql_enable)
1342 hns3_set_vector_coalesce_tx_ql(tx_vector,
1343 tx_vector->tx_group.coal.int_ql);
1344 if (rx_vector->rx_group.coal.ql_enable)
1345 hns3_set_vector_coalesce_rx_ql(rx_vector,
1346 rx_vector->rx_group.coal.int_ql);
1347 }
1348
hns3_set_coalesce(struct net_device * netdev,struct ethtool_coalesce * cmd)1349 static int hns3_set_coalesce(struct net_device *netdev,
1350 struct ethtool_coalesce *cmd)
1351 {
1352 struct hnae3_handle *h = hns3_get_handle(netdev);
1353 u16 queue_num = h->kinfo.num_tqps;
1354 int ret;
1355 int i;
1356
1357 if (hns3_nic_resetting(netdev))
1358 return -EBUSY;
1359
1360 ret = hns3_check_coalesce_para(netdev, cmd);
1361 if (ret)
1362 return ret;
1363
1364 h->kinfo.int_rl_setting =
1365 hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1366
1367 for (i = 0; i < queue_num; i++)
1368 hns3_set_coalesce_per_queue(netdev, cmd, i);
1369
1370 return 0;
1371 }
1372
hns3_get_regs_len(struct net_device * netdev)1373 static int hns3_get_regs_len(struct net_device *netdev)
1374 {
1375 struct hnae3_handle *h = hns3_get_handle(netdev);
1376
1377 if (!h->ae_algo->ops->get_regs_len)
1378 return -EOPNOTSUPP;
1379
1380 return h->ae_algo->ops->get_regs_len(h);
1381 }
1382
hns3_get_regs(struct net_device * netdev,struct ethtool_regs * cmd,void * data)1383 static void hns3_get_regs(struct net_device *netdev,
1384 struct ethtool_regs *cmd, void *data)
1385 {
1386 struct hnae3_handle *h = hns3_get_handle(netdev);
1387
1388 if (!h->ae_algo->ops->get_regs)
1389 return;
1390
1391 h->ae_algo->ops->get_regs(h, &cmd->version, data);
1392 }
1393
hns3_set_phys_id(struct net_device * netdev,enum ethtool_phys_id_state state)1394 static int hns3_set_phys_id(struct net_device *netdev,
1395 enum ethtool_phys_id_state state)
1396 {
1397 struct hnae3_handle *h = hns3_get_handle(netdev);
1398
1399 if (!h->ae_algo->ops->set_led_id)
1400 return -EOPNOTSUPP;
1401
1402 return h->ae_algo->ops->set_led_id(h, state);
1403 }
1404
hns3_get_msglevel(struct net_device * netdev)1405 static u32 hns3_get_msglevel(struct net_device *netdev)
1406 {
1407 struct hnae3_handle *h = hns3_get_handle(netdev);
1408
1409 return h->msg_enable;
1410 }
1411
hns3_set_msglevel(struct net_device * netdev,u32 msg_level)1412 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level)
1413 {
1414 struct hnae3_handle *h = hns3_get_handle(netdev);
1415
1416 h->msg_enable = msg_level;
1417 }
1418
1419 /* Translate local fec value into ethtool value. */
loc_to_eth_fec(u8 loc_fec)1420 static unsigned int loc_to_eth_fec(u8 loc_fec)
1421 {
1422 u32 eth_fec = 0;
1423
1424 if (loc_fec & BIT(HNAE3_FEC_AUTO))
1425 eth_fec |= ETHTOOL_FEC_AUTO;
1426 if (loc_fec & BIT(HNAE3_FEC_RS))
1427 eth_fec |= ETHTOOL_FEC_RS;
1428 if (loc_fec & BIT(HNAE3_FEC_BASER))
1429 eth_fec |= ETHTOOL_FEC_BASER;
1430
1431 /* if nothing is set, then FEC is off */
1432 if (!eth_fec)
1433 eth_fec = ETHTOOL_FEC_OFF;
1434
1435 return eth_fec;
1436 }
1437
1438 /* Translate ethtool fec value into local value. */
eth_to_loc_fec(unsigned int eth_fec)1439 static unsigned int eth_to_loc_fec(unsigned int eth_fec)
1440 {
1441 u32 loc_fec = 0;
1442
1443 if (eth_fec & ETHTOOL_FEC_OFF)
1444 return loc_fec;
1445
1446 if (eth_fec & ETHTOOL_FEC_AUTO)
1447 loc_fec |= BIT(HNAE3_FEC_AUTO);
1448 if (eth_fec & ETHTOOL_FEC_RS)
1449 loc_fec |= BIT(HNAE3_FEC_RS);
1450 if (eth_fec & ETHTOOL_FEC_BASER)
1451 loc_fec |= BIT(HNAE3_FEC_BASER);
1452
1453 return loc_fec;
1454 }
1455
hns3_get_fecparam(struct net_device * netdev,struct ethtool_fecparam * fec)1456 static int hns3_get_fecparam(struct net_device *netdev,
1457 struct ethtool_fecparam *fec)
1458 {
1459 struct hnae3_handle *handle = hns3_get_handle(netdev);
1460 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1461 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1462 u8 fec_ability;
1463 u8 fec_mode;
1464
1465 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1466 return -EOPNOTSUPP;
1467
1468 if (!ops->get_fec)
1469 return -EOPNOTSUPP;
1470
1471 ops->get_fec(handle, &fec_ability, &fec_mode);
1472
1473 fec->fec = loc_to_eth_fec(fec_ability);
1474 fec->active_fec = loc_to_eth_fec(fec_mode);
1475
1476 return 0;
1477 }
1478
hns3_set_fecparam(struct net_device * netdev,struct ethtool_fecparam * fec)1479 static int hns3_set_fecparam(struct net_device *netdev,
1480 struct ethtool_fecparam *fec)
1481 {
1482 struct hnae3_handle *handle = hns3_get_handle(netdev);
1483 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1484 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1485 u32 fec_mode;
1486
1487 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1488 return -EOPNOTSUPP;
1489
1490 if (!ops->set_fec)
1491 return -EOPNOTSUPP;
1492 fec_mode = eth_to_loc_fec(fec->fec);
1493
1494 netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);
1495
1496 return ops->set_fec(handle, fec_mode);
1497 }
1498
hns3_get_module_info(struct net_device * netdev,struct ethtool_modinfo * modinfo)1499 static int hns3_get_module_info(struct net_device *netdev,
1500 struct ethtool_modinfo *modinfo)
1501 {
1502 #define HNS3_SFF_8636_V1_3 0x03
1503
1504 struct hnae3_handle *handle = hns3_get_handle(netdev);
1505 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1506 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1507 struct hns3_sfp_type sfp_type;
1508 int ret;
1509
1510 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1511 !ops->get_module_eeprom)
1512 return -EOPNOTSUPP;
1513
1514 memset(&sfp_type, 0, sizeof(sfp_type));
1515 ret = ops->get_module_eeprom(handle, 0, sizeof(sfp_type) / sizeof(u8),
1516 (u8 *)&sfp_type);
1517 if (ret)
1518 return ret;
1519
1520 switch (sfp_type.type) {
1521 case SFF8024_ID_SFP:
1522 modinfo->type = ETH_MODULE_SFF_8472;
1523 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1524 break;
1525 case SFF8024_ID_QSFP_8438:
1526 modinfo->type = ETH_MODULE_SFF_8436;
1527 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1528 break;
1529 case SFF8024_ID_QSFP_8436_8636:
1530 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
1531 modinfo->type = ETH_MODULE_SFF_8436;
1532 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1533 } else {
1534 modinfo->type = ETH_MODULE_SFF_8636;
1535 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1536 }
1537 break;
1538 case SFF8024_ID_QSFP28_8636:
1539 modinfo->type = ETH_MODULE_SFF_8636;
1540 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1541 break;
1542 default:
1543 netdev_err(netdev, "Optical module unknown: %#x\n",
1544 sfp_type.type);
1545 return -EINVAL;
1546 }
1547
1548 return 0;
1549 }
1550
hns3_get_module_eeprom(struct net_device * netdev,struct ethtool_eeprom * ee,u8 * data)1551 static int hns3_get_module_eeprom(struct net_device *netdev,
1552 struct ethtool_eeprom *ee, u8 *data)
1553 {
1554 struct hnae3_handle *handle = hns3_get_handle(netdev);
1555 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1556 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1557
1558 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1559 !ops->get_module_eeprom)
1560 return -EOPNOTSUPP;
1561
1562 if (!ee->len)
1563 return -EINVAL;
1564
1565 memset(data, 0, ee->len);
1566
1567 return ops->get_module_eeprom(handle, ee->offset, ee->len, data);
1568 }
1569
hns3_get_priv_flags(struct net_device * netdev)1570 static u32 hns3_get_priv_flags(struct net_device *netdev)
1571 {
1572 struct hnae3_handle *handle = hns3_get_handle(netdev);
1573
1574 return handle->priv_flags;
1575 }
1576
hns3_check_priv_flags(struct hnae3_handle * h,u32 changed)1577 static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed)
1578 {
1579 u32 i;
1580
1581 for (i = 0; i < HNAE3_PFLAG_MAX; i++)
1582 if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) {
1583 netdev_err(h->netdev, "%s is unsupported\n",
1584 hns3_priv_flags[i].name);
1585 return -EOPNOTSUPP;
1586 }
1587
1588 return 0;
1589 }
1590
hns3_set_priv_flags(struct net_device * netdev,u32 pflags)1591 static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags)
1592 {
1593 struct hnae3_handle *handle = hns3_get_handle(netdev);
1594 u32 changed = pflags ^ handle->priv_flags;
1595 int ret;
1596 u32 i;
1597
1598 ret = hns3_check_priv_flags(handle, changed);
1599 if (ret)
1600 return ret;
1601
1602 for (i = 0; i < HNAE3_PFLAG_MAX; i++) {
1603 if (changed & BIT(i)) {
1604 bool enable = !(handle->priv_flags & BIT(i));
1605
1606 if (enable)
1607 handle->priv_flags |= BIT(i);
1608 else
1609 handle->priv_flags &= ~BIT(i);
1610 hns3_priv_flags[i].handler(netdev, enable);
1611 }
1612 }
1613
1614 return 0;
1615 }
1616
1617 #define HNS3_ETHTOOL_COALESCE (ETHTOOL_COALESCE_USECS | \
1618 ETHTOOL_COALESCE_USE_ADAPTIVE | \
1619 ETHTOOL_COALESCE_RX_USECS_HIGH | \
1620 ETHTOOL_COALESCE_TX_USECS_HIGH | \
1621 ETHTOOL_COALESCE_MAX_FRAMES)
1622
1623 static const struct ethtool_ops hns3vf_ethtool_ops = {
1624 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
1625 .get_drvinfo = hns3_get_drvinfo,
1626 .get_ringparam = hns3_get_ringparam,
1627 .set_ringparam = hns3_set_ringparam,
1628 .get_strings = hns3_get_strings,
1629 .get_ethtool_stats = hns3_get_stats,
1630 .get_sset_count = hns3_get_sset_count,
1631 .get_rxnfc = hns3_get_rxnfc,
1632 .set_rxnfc = hns3_set_rxnfc,
1633 .get_rxfh_key_size = hns3_get_rss_key_size,
1634 .get_rxfh_indir_size = hns3_get_rss_indir_size,
1635 .get_rxfh = hns3_get_rss,
1636 .set_rxfh = hns3_set_rss,
1637 .get_link_ksettings = hns3_get_link_ksettings,
1638 .get_channels = hns3_get_channels,
1639 .set_channels = hns3_set_channels,
1640 .get_coalesce = hns3_get_coalesce,
1641 .set_coalesce = hns3_set_coalesce,
1642 .get_regs_len = hns3_get_regs_len,
1643 .get_regs = hns3_get_regs,
1644 .get_link = hns3_get_link,
1645 .get_msglevel = hns3_get_msglevel,
1646 .set_msglevel = hns3_set_msglevel,
1647 .get_priv_flags = hns3_get_priv_flags,
1648 .set_priv_flags = hns3_set_priv_flags,
1649 };
1650
1651 static const struct ethtool_ops hns3_ethtool_ops = {
1652 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
1653 .self_test = hns3_self_test,
1654 .get_drvinfo = hns3_get_drvinfo,
1655 .get_link = hns3_get_link,
1656 .get_ringparam = hns3_get_ringparam,
1657 .set_ringparam = hns3_set_ringparam,
1658 .get_pauseparam = hns3_get_pauseparam,
1659 .set_pauseparam = hns3_set_pauseparam,
1660 .get_strings = hns3_get_strings,
1661 .get_ethtool_stats = hns3_get_stats,
1662 .get_sset_count = hns3_get_sset_count,
1663 .get_rxnfc = hns3_get_rxnfc,
1664 .set_rxnfc = hns3_set_rxnfc,
1665 .get_rxfh_key_size = hns3_get_rss_key_size,
1666 .get_rxfh_indir_size = hns3_get_rss_indir_size,
1667 .get_rxfh = hns3_get_rss,
1668 .set_rxfh = hns3_set_rss,
1669 .get_link_ksettings = hns3_get_link_ksettings,
1670 .set_link_ksettings = hns3_set_link_ksettings,
1671 .nway_reset = hns3_nway_reset,
1672 .get_channels = hns3_get_channels,
1673 .set_channels = hns3_set_channels,
1674 .get_coalesce = hns3_get_coalesce,
1675 .set_coalesce = hns3_set_coalesce,
1676 .get_regs_len = hns3_get_regs_len,
1677 .get_regs = hns3_get_regs,
1678 .set_phys_id = hns3_set_phys_id,
1679 .get_msglevel = hns3_get_msglevel,
1680 .set_msglevel = hns3_set_msglevel,
1681 .get_fecparam = hns3_get_fecparam,
1682 .set_fecparam = hns3_set_fecparam,
1683 .get_module_info = hns3_get_module_info,
1684 .get_module_eeprom = hns3_get_module_eeprom,
1685 .get_priv_flags = hns3_get_priv_flags,
1686 .set_priv_flags = hns3_set_priv_flags,
1687 };
1688
hns3_ethtool_set_ops(struct net_device * netdev)1689 void hns3_ethtool_set_ops(struct net_device *netdev)
1690 {
1691 struct hnae3_handle *h = hns3_get_handle(netdev);
1692
1693 if (h->flags & HNAE3_SUPPORT_VF)
1694 netdev->ethtool_ops = &hns3vf_ethtool_ops;
1695 else
1696 netdev->ethtool_ops = &hns3_ethtool_ops;
1697 }
1698