1
2
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#include "hns3_ethtool.h"
11
12
13#define HNS3_TQP_STAT(_string, _member) { \
14 .stats_string = _string, \
15 .stats_offset = offsetof(struct hns3_enet_ring, stats) +\
16 offsetof(struct ring_stats, _member), \
17}
18
19static const struct hns3_stats hns3_txq_stats[] = {
20
21 HNS3_TQP_STAT("dropped", sw_err_cnt),
22 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
23 HNS3_TQP_STAT("packets", tx_pkts),
24 HNS3_TQP_STAT("bytes", tx_bytes),
25 HNS3_TQP_STAT("more", tx_more),
26 HNS3_TQP_STAT("push", tx_push),
27 HNS3_TQP_STAT("mem_doorbell", tx_mem_doorbell),
28 HNS3_TQP_STAT("wake", restart_queue),
29 HNS3_TQP_STAT("busy", tx_busy),
30 HNS3_TQP_STAT("copy", tx_copy),
31 HNS3_TQP_STAT("vlan_err", tx_vlan_err),
32 HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err),
33 HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err),
34 HNS3_TQP_STAT("tso_err", tx_tso_err),
35 HNS3_TQP_STAT("over_max_recursion", over_max_recursion),
36 HNS3_TQP_STAT("hw_limitation", hw_limitation),
37 HNS3_TQP_STAT("bounce", tx_bounce),
38 HNS3_TQP_STAT("spare_full", tx_spare_full),
39 HNS3_TQP_STAT("copy_bits_err", copy_bits_err),
40 HNS3_TQP_STAT("sgl", tx_sgl),
41 HNS3_TQP_STAT("skb2sgl_err", skb2sgl_err),
42 HNS3_TQP_STAT("map_sg_err", map_sg_err),
43};
44
45#define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats)
46
47static const struct hns3_stats hns3_rxq_stats[] = {
48
49 HNS3_TQP_STAT("dropped", sw_err_cnt),
50 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
51 HNS3_TQP_STAT("packets", rx_pkts),
52 HNS3_TQP_STAT("bytes", rx_bytes),
53 HNS3_TQP_STAT("errors", rx_err_cnt),
54 HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt),
55 HNS3_TQP_STAT("err_pkt_len", err_pkt_len),
56 HNS3_TQP_STAT("err_bd_num", err_bd_num),
57 HNS3_TQP_STAT("l2_err", l2_err),
58 HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
59 HNS3_TQP_STAT("csum_complete", csum_complete),
60 HNS3_TQP_STAT("multicast", rx_multicast),
61 HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg),
62 HNS3_TQP_STAT("frag_alloc_err", frag_alloc_err),
63 HNS3_TQP_STAT("frag_alloc", frag_alloc),
64};
65
66#define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags)
67
68#define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)
69
70#define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)
71
72#define HNS3_SELF_TEST_TYPE_NUM 4
73#define HNS3_NIC_LB_TEST_PKT_NUM 1
74#define HNS3_NIC_LB_TEST_RING_ID 0
75#define HNS3_NIC_LB_TEST_PACKET_SIZE 128
76#define HNS3_NIC_LB_SETUP_USEC 10000
77
78
79#define HNS3_NIC_LB_TEST_NO_MEM_ERR 1
80#define HNS3_NIC_LB_TEST_TX_CNT_ERR 2
81#define HNS3_NIC_LB_TEST_RX_CNT_ERR 3
82
83static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
84{
85 struct hnae3_handle *h = hns3_get_handle(ndev);
86 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
87 int ret;
88
89 if (!h->ae_algo->ops->set_loopback ||
90 !h->ae_algo->ops->set_promisc_mode)
91 return -EOPNOTSUPP;
92
93 switch (loop) {
94 case HNAE3_LOOP_SERIAL_SERDES:
95 case HNAE3_LOOP_PARALLEL_SERDES:
96 case HNAE3_LOOP_APP:
97 case HNAE3_LOOP_PHY:
98 ret = h->ae_algo->ops->set_loopback(h, loop, en);
99 break;
100 default:
101 ret = -ENOTSUPP;
102 break;
103 }
104
105 if (ret || ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
106 return ret;
107
108 if (en)
109 h->ae_algo->ops->set_promisc_mode(h, true, true);
110 else
111
112 hns3_request_update_promisc_mode(h);
113
114 return ret;
115}
116
117static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode)
118{
119 struct hnae3_handle *h = hns3_get_handle(ndev);
120 int ret;
121
122 ret = hns3_nic_reset_all_ring(h);
123 if (ret)
124 return ret;
125
126 ret = hns3_lp_setup(ndev, loop_mode, true);
127 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
128
129 return ret;
130}
131
132static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode)
133{
134 int ret;
135
136 ret = hns3_lp_setup(ndev, loop_mode, false);
137 if (ret) {
138 netdev_err(ndev, "lb_setup return error: %d\n", ret);
139 return ret;
140 }
141
142 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
143
144 return 0;
145}
146
147static void hns3_lp_setup_skb(struct sk_buff *skb)
148{
149#define HNS3_NIC_LB_DST_MAC_ADDR 0x1f
150
151 struct net_device *ndev = skb->dev;
152 struct hnae3_handle *handle;
153 struct hnae3_ae_dev *ae_dev;
154 unsigned char *packet;
155 struct ethhdr *ethh;
156 unsigned int i;
157
158 skb_reserve(skb, NET_IP_ALIGN);
159 ethh = skb_put(skb, sizeof(struct ethhdr));
160 packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE);
161
162 memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN);
163
164
165
166
167
168
169 handle = hns3_get_handle(ndev);
170 ae_dev = pci_get_drvdata(handle->pdev);
171 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
172 ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR;
173 eth_zero_addr(ethh->h_source);
174 ethh->h_proto = htons(ETH_P_ARP);
175 skb_reset_mac_header(skb);
176
177 for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++)
178 packet[i] = (unsigned char)(i & 0xff);
179}
180
181static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring,
182 struct sk_buff *skb)
183{
184 struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector;
185 unsigned char *packet = skb->data;
186 u32 len = skb_headlen(skb);
187 u32 i;
188
189 len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE);
190
191 for (i = 0; i < len; i++)
192 if (packet[i] != (unsigned char)(i & 0xff))
193 break;
194
195
196 if (i == HNS3_NIC_LB_TEST_PACKET_SIZE)
197 tqp_vector->rx_group.total_packets++;
198 else
199 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1,
200 skb->data, len, true);
201
202 dev_kfree_skb_any(skb);
203}
204
205static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget)
206{
207 struct hnae3_handle *h = priv->ae_handle;
208 struct hnae3_knic_private_info *kinfo;
209 u32 i, rcv_good_pkt_total = 0;
210
211 kinfo = &h->kinfo;
212 for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) {
213 struct hns3_enet_ring *ring = &priv->ring[i];
214 struct hns3_enet_ring_group *rx_group;
215 u64 pre_rx_pkt;
216
217 rx_group = &ring->tqp_vector->rx_group;
218 pre_rx_pkt = rx_group->total_packets;
219
220 preempt_disable();
221 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data);
222 preempt_enable();
223
224 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt);
225 rx_group->total_packets = pre_rx_pkt;
226 }
227 return rcv_good_pkt_total;
228}
229
230static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid,
231 u32 end_ringid, u32 budget)
232{
233 u32 i;
234
235 for (i = start_ringid; i <= end_ringid; i++) {
236 struct hns3_enet_ring *ring = &priv->ring[i];
237
238 hns3_clean_tx_ring(ring, 0);
239 }
240}
241
242
243
244
245
246
247
248
249static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode)
250{
251 struct hns3_nic_priv *priv = netdev_priv(ndev);
252 struct sk_buff *skb;
253 u32 i, good_cnt;
254 int ret_val = 0;
255
256 skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN,
257 GFP_KERNEL);
258 if (!skb)
259 return HNS3_NIC_LB_TEST_NO_MEM_ERR;
260
261 skb->dev = ndev;
262 hns3_lp_setup_skb(skb);
263 skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID;
264
265 good_cnt = 0;
266 for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) {
267 netdev_tx_t tx_ret;
268
269 skb_get(skb);
270 tx_ret = hns3_nic_net_xmit(skb, ndev);
271 if (tx_ret == NETDEV_TX_OK) {
272 good_cnt++;
273 } else {
274 kfree_skb(skb);
275 netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n",
276 tx_ret);
277 }
278 }
279 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
280 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR;
281 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n",
282 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
283 goto out;
284 }
285
286
287 msleep(200);
288
289 good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM);
290 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
291 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR;
292 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n",
293 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
294 }
295
296out:
297 hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID,
298 HNS3_NIC_LB_TEST_RING_ID,
299 HNS3_NIC_LB_TEST_PKT_NUM);
300
301 kfree_skb(skb);
302 return ret_val;
303}
304
305static void hns3_set_selftest_param(struct hnae3_handle *h, int (*st_param)[2])
306{
307 st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
308 st_param[HNAE3_LOOP_APP][1] =
309 h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
310
311 st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
312 st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
313 h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
314
315 st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
316 HNAE3_LOOP_PARALLEL_SERDES;
317 st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
318 h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
319
320 st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY;
321 st_param[HNAE3_LOOP_PHY][1] =
322 h->flags & HNAE3_SUPPORT_PHY_LOOPBACK;
323}
324
325static void hns3_selftest_prepare(struct net_device *ndev,
326 bool if_running, int (*st_param)[2])
327{
328 struct hns3_nic_priv *priv = netdev_priv(ndev);
329 struct hnae3_handle *h = priv->ae_handle;
330
331 if (netif_msg_ifdown(h))
332 netdev_info(ndev, "self test start\n");
333
334 hns3_set_selftest_param(h, st_param);
335
336 if (if_running)
337 ndev->netdev_ops->ndo_stop(ndev);
338
339#if IS_ENABLED(CONFIG_VLAN_8021Q)
340
341 if (h->ae_algo->ops->enable_vlan_filter &&
342 ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER)
343 h->ae_algo->ops->enable_vlan_filter(h, false);
344#endif
345
346
347
348
349
350 if (h->ae_algo->ops->halt_autoneg)
351 h->ae_algo->ops->halt_autoneg(h, true);
352
353 set_bit(HNS3_NIC_STATE_TESTING, &priv->state);
354}
355
356static void hns3_selftest_restore(struct net_device *ndev, bool if_running)
357{
358 struct hns3_nic_priv *priv = netdev_priv(ndev);
359 struct hnae3_handle *h = priv->ae_handle;
360
361 clear_bit(HNS3_NIC_STATE_TESTING, &priv->state);
362
363 if (h->ae_algo->ops->halt_autoneg)
364 h->ae_algo->ops->halt_autoneg(h, false);
365
366#if IS_ENABLED(CONFIG_VLAN_8021Q)
367 if (h->ae_algo->ops->enable_vlan_filter &&
368 ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER)
369 h->ae_algo->ops->enable_vlan_filter(h, true);
370#endif
371
372 if (if_running)
373 ndev->netdev_ops->ndo_open(ndev);
374
375 if (netif_msg_ifdown(h))
376 netdev_info(ndev, "self test end\n");
377}
378
379static void hns3_do_selftest(struct net_device *ndev, int (*st_param)[2],
380 struct ethtool_test *eth_test, u64 *data)
381{
382 int test_index = 0;
383 u32 i;
384
385 for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) {
386 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0];
387
388 if (!st_param[i][1])
389 continue;
390
391 data[test_index] = hns3_lp_up(ndev, loop_type);
392 if (!data[test_index])
393 data[test_index] = hns3_lp_run_test(ndev, loop_type);
394
395 hns3_lp_down(ndev, loop_type);
396
397 if (data[test_index])
398 eth_test->flags |= ETH_TEST_FL_FAILED;
399
400 test_index++;
401 }
402}
403
404
405
406
407
408
409
410static void hns3_self_test(struct net_device *ndev,
411 struct ethtool_test *eth_test, u64 *data)
412{
413 int st_param[HNS3_SELF_TEST_TYPE_NUM][2];
414 bool if_running = netif_running(ndev);
415
416 if (hns3_nic_resetting(ndev)) {
417 netdev_err(ndev, "dev resetting!");
418 return;
419 }
420
421
422 if (eth_test->flags != ETH_TEST_FL_OFFLINE)
423 return;
424
425 hns3_selftest_prepare(ndev, if_running, st_param);
426 hns3_do_selftest(ndev, st_param, eth_test, data);
427 hns3_selftest_restore(ndev, if_running);
428}
429
430static void hns3_update_limit_promisc_mode(struct net_device *netdev,
431 bool enable)
432{
433 struct hnae3_handle *handle = hns3_get_handle(netdev);
434
435 if (enable)
436 set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
437 else
438 clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
439
440 hns3_request_update_promisc_mode(handle);
441}
442
443static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = {
444 { "limit_promisc", hns3_update_limit_promisc_mode }
445};
446
447static int hns3_get_sset_count(struct net_device *netdev, int stringset)
448{
449 struct hnae3_handle *h = hns3_get_handle(netdev);
450 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
451
452 if (!ops->get_sset_count)
453 return -EOPNOTSUPP;
454
455 switch (stringset) {
456 case ETH_SS_STATS:
457 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) +
458 ops->get_sset_count(h, stringset));
459
460 case ETH_SS_TEST:
461 return ops->get_sset_count(h, stringset);
462
463 case ETH_SS_PRIV_FLAGS:
464 return HNAE3_PFLAG_MAX;
465
466 default:
467 return -EOPNOTSUPP;
468 }
469}
470
471static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats,
472 u32 stat_count, u32 num_tqps, const char *prefix)
473{
474#define MAX_PREFIX_SIZE (6 + 4)
475 u32 size_left;
476 u32 i, j;
477 u32 n1;
478
479 for (i = 0; i < num_tqps; i++) {
480 for (j = 0; j < stat_count; j++) {
481 data[ETH_GSTRING_LEN - 1] = '\0';
482
483
484 n1 = scnprintf(data, MAX_PREFIX_SIZE, "%s%u_",
485 prefix, i);
486 size_left = (ETH_GSTRING_LEN - 1) - n1;
487
488
489 strncat(data, stats[j].stats_string, size_left);
490 data += ETH_GSTRING_LEN;
491 }
492 }
493
494 return data;
495}
496
497static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data)
498{
499 struct hnae3_knic_private_info *kinfo = &handle->kinfo;
500 const char tx_prefix[] = "txq";
501 const char rx_prefix[] = "rxq";
502
503
504 data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT,
505 kinfo->num_tqps, tx_prefix);
506
507
508 data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT,
509 kinfo->num_tqps, rx_prefix);
510
511 return data;
512}
513
514static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
515{
516 struct hnae3_handle *h = hns3_get_handle(netdev);
517 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
518 char *buff = (char *)data;
519 int i;
520
521 if (!ops->get_strings)
522 return;
523
524 switch (stringset) {
525 case ETH_SS_STATS:
526 buff = hns3_get_strings_tqps(h, buff);
527 ops->get_strings(h, stringset, (u8 *)buff);
528 break;
529 case ETH_SS_TEST:
530 ops->get_strings(h, stringset, data);
531 break;
532 case ETH_SS_PRIV_FLAGS:
533 for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) {
534 snprintf(buff, ETH_GSTRING_LEN, "%s",
535 hns3_priv_flags[i].name);
536 buff += ETH_GSTRING_LEN;
537 }
538 break;
539 default:
540 break;
541 }
542}
543
544static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data)
545{
546 struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv;
547 struct hnae3_knic_private_info *kinfo = &handle->kinfo;
548 struct hns3_enet_ring *ring;
549 u8 *stat;
550 int i, j;
551
552
553 for (i = 0; i < kinfo->num_tqps; i++) {
554 ring = &nic_priv->ring[i];
555 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) {
556 stat = (u8 *)ring + hns3_txq_stats[j].stats_offset;
557 *data++ = *(u64 *)stat;
558 }
559 }
560
561
562 for (i = 0; i < kinfo->num_tqps; i++) {
563 ring = &nic_priv->ring[i + kinfo->num_tqps];
564 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) {
565 stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset;
566 *data++ = *(u64 *)stat;
567 }
568 }
569
570 return data;
571}
572
573
574
575
576
577
578static void hns3_get_stats(struct net_device *netdev,
579 struct ethtool_stats *stats, u64 *data)
580{
581 struct hnae3_handle *h = hns3_get_handle(netdev);
582 u64 *p = data;
583
584 if (hns3_nic_resetting(netdev)) {
585 netdev_err(netdev, "dev resetting, could not get stats\n");
586 return;
587 }
588
589 if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) {
590 netdev_err(netdev, "could not get any statistics\n");
591 return;
592 }
593
594 h->ae_algo->ops->update_stats(h, &netdev->stats);
595
596
597 p = hns3_get_stats_tqps(h, p);
598
599
600 h->ae_algo->ops->get_stats(h, p);
601}
602
603static void hns3_get_drvinfo(struct net_device *netdev,
604 struct ethtool_drvinfo *drvinfo)
605{
606 struct hns3_nic_priv *priv = netdev_priv(netdev);
607 struct hnae3_handle *h = priv->ae_handle;
608 u32 fw_version;
609
610 if (!h->ae_algo->ops->get_fw_version) {
611 netdev_err(netdev, "could not get fw version!\n");
612 return;
613 }
614
615 strncpy(drvinfo->driver, dev_driver_string(&h->pdev->dev),
616 sizeof(drvinfo->driver));
617 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
618
619 strncpy(drvinfo->bus_info, pci_name(h->pdev),
620 sizeof(drvinfo->bus_info));
621 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
622
623 fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);
624
625 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
626 "%lu.%lu.%lu.%lu",
627 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
628 HNAE3_FW_VERSION_BYTE3_SHIFT),
629 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
630 HNAE3_FW_VERSION_BYTE2_SHIFT),
631 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
632 HNAE3_FW_VERSION_BYTE1_SHIFT),
633 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
634 HNAE3_FW_VERSION_BYTE0_SHIFT));
635}
636
637static u32 hns3_get_link(struct net_device *netdev)
638{
639 struct hnae3_handle *h = hns3_get_handle(netdev);
640
641 if (h->ae_algo->ops->get_status)
642 return h->ae_algo->ops->get_status(h);
643 else
644 return 0;
645}
646
647static void hns3_get_ringparam(struct net_device *netdev,
648 struct ethtool_ringparam *param,
649 struct kernel_ethtool_ringparam *kernel_param,
650 struct netlink_ext_ack *extack)
651{
652 struct hns3_nic_priv *priv = netdev_priv(netdev);
653 struct hnae3_handle *h = priv->ae_handle;
654 int rx_queue_index = h->kinfo.num_tqps;
655
656 if (hns3_nic_resetting(netdev) || !priv->ring) {
657 netdev_err(netdev, "failed to get ringparam value, due to dev resetting or uninited\n");
658 return;
659 }
660
661 param->tx_max_pending = HNS3_RING_MAX_PENDING;
662 param->rx_max_pending = HNS3_RING_MAX_PENDING;
663
664 param->tx_pending = priv->ring[0].desc_num;
665 param->rx_pending = priv->ring[rx_queue_index].desc_num;
666 kernel_param->rx_buf_len = priv->ring[rx_queue_index].buf_size;
667 kernel_param->tx_push = test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE,
668 &priv->state);
669}
670
671static void hns3_get_pauseparam(struct net_device *netdev,
672 struct ethtool_pauseparam *param)
673{
674 struct hnae3_handle *h = hns3_get_handle(netdev);
675 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
676
677 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
678 return;
679
680 if (h->ae_algo->ops->get_pauseparam)
681 h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg,
682 ¶m->rx_pause, ¶m->tx_pause);
683}
684
685static int hns3_set_pauseparam(struct net_device *netdev,
686 struct ethtool_pauseparam *param)
687{
688 struct hnae3_handle *h = hns3_get_handle(netdev);
689 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
690
691 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
692 return -EOPNOTSUPP;
693
694 netif_dbg(h, drv, netdev,
695 "set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
696 param->autoneg, param->rx_pause, param->tx_pause);
697
698 if (h->ae_algo->ops->set_pauseparam)
699 return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
700 param->rx_pause,
701 param->tx_pause);
702 return -EOPNOTSUPP;
703}
704
705static void hns3_get_ksettings(struct hnae3_handle *h,
706 struct ethtool_link_ksettings *cmd)
707{
708 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
709
710
711 if (ops->get_ksettings_an_result)
712 ops->get_ksettings_an_result(h,
713 &cmd->base.autoneg,
714 &cmd->base.speed,
715 &cmd->base.duplex);
716
717
718 if (ops->get_link_mode)
719 ops->get_link_mode(h,
720 cmd->link_modes.supported,
721 cmd->link_modes.advertising);
722
723
724 if (ops->get_mdix_mode)
725 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
726 &cmd->base.eth_tp_mdix);
727}
728
729static int hns3_get_link_ksettings(struct net_device *netdev,
730 struct ethtool_link_ksettings *cmd)
731{
732 struct hnae3_handle *h = hns3_get_handle(netdev);
733 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
734 const struct hnae3_ae_ops *ops;
735 u8 module_type;
736 u8 media_type;
737 u8 link_stat;
738
739 ops = h->ae_algo->ops;
740 if (ops->get_media_type)
741 ops->get_media_type(h, &media_type, &module_type);
742 else
743 return -EOPNOTSUPP;
744
745 switch (media_type) {
746 case HNAE3_MEDIA_TYPE_NONE:
747 cmd->base.port = PORT_NONE;
748 hns3_get_ksettings(h, cmd);
749 break;
750 case HNAE3_MEDIA_TYPE_FIBER:
751 if (module_type == HNAE3_MODULE_TYPE_CR)
752 cmd->base.port = PORT_DA;
753 else
754 cmd->base.port = PORT_FIBRE;
755
756 hns3_get_ksettings(h, cmd);
757 break;
758 case HNAE3_MEDIA_TYPE_BACKPLANE:
759 cmd->base.port = PORT_NONE;
760 hns3_get_ksettings(h, cmd);
761 break;
762 case HNAE3_MEDIA_TYPE_COPPER:
763 cmd->base.port = PORT_TP;
764 if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
765 ops->get_phy_link_ksettings)
766 ops->get_phy_link_ksettings(h, cmd);
767 else if (!netdev->phydev)
768 hns3_get_ksettings(h, cmd);
769 else
770 phy_ethtool_ksettings_get(netdev->phydev, cmd);
771 break;
772 default:
773
774 netdev_warn(netdev, "Unknown media type");
775 return 0;
776 }
777
778
779 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
780
781 link_stat = hns3_get_link(netdev);
782 if (!link_stat) {
783 cmd->base.speed = SPEED_UNKNOWN;
784 cmd->base.duplex = DUPLEX_UNKNOWN;
785 }
786
787 return 0;
788}
789
790static int hns3_check_ksettings_param(const struct net_device *netdev,
791 const struct ethtool_link_ksettings *cmd)
792{
793 struct hnae3_handle *handle = hns3_get_handle(netdev);
794 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
795 u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN;
796 u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN;
797 u8 autoneg;
798 u32 speed;
799 u8 duplex;
800 int ret;
801
802
803
804
805 if (cmd->base.autoneg)
806 return 0;
807
808 if (ops->get_ksettings_an_result) {
809 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex);
810 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed &&
811 cmd->base.duplex == duplex)
812 return 0;
813 }
814
815 if (ops->get_media_type)
816 ops->get_media_type(handle, &media_type, &module_type);
817
818 if (cmd->base.duplex == DUPLEX_HALF &&
819 media_type != HNAE3_MEDIA_TYPE_COPPER) {
820 netdev_err(netdev,
821 "only copper port supports half duplex!");
822 return -EINVAL;
823 }
824
825 if (ops->check_port_speed) {
826 ret = ops->check_port_speed(handle, cmd->base.speed);
827 if (ret) {
828 netdev_err(netdev, "unsupported speed\n");
829 return ret;
830 }
831 }
832
833 return 0;
834}
835
836static int hns3_set_link_ksettings(struct net_device *netdev,
837 const struct ethtool_link_ksettings *cmd)
838{
839 struct hnae3_handle *handle = hns3_get_handle(netdev);
840 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
841 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
842 int ret;
843
844
845 if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
846 return -EINVAL;
847
848 netif_dbg(handle, drv, netdev,
849 "set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
850 netdev->phydev ? "phy" : "mac",
851 cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);
852
853
854 if (netdev->phydev) {
855 if (cmd->base.speed == SPEED_1000 &&
856 cmd->base.autoneg == AUTONEG_DISABLE)
857 return -EINVAL;
858
859 return phy_ethtool_ksettings_set(netdev->phydev, cmd);
860 } else if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
861 ops->set_phy_link_ksettings) {
862 return ops->set_phy_link_ksettings(handle, cmd);
863 }
864
865 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
866 return -EOPNOTSUPP;
867
868 ret = hns3_check_ksettings_param(netdev, cmd);
869 if (ret)
870 return ret;
871
872 if (ops->set_autoneg) {
873 ret = ops->set_autoneg(handle, cmd->base.autoneg);
874 if (ret)
875 return ret;
876 }
877
878
879
880
881 if (cmd->base.autoneg) {
882 netdev_info(netdev,
883 "autoneg is on, ignore the speed and duplex\n");
884 return 0;
885 }
886
887 if (ops->cfg_mac_speed_dup_h)
888 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed,
889 cmd->base.duplex);
890
891 return ret;
892}
893
894static u32 hns3_get_rss_key_size(struct net_device *netdev)
895{
896 struct hnae3_handle *h = hns3_get_handle(netdev);
897
898 if (!h->ae_algo->ops->get_rss_key_size)
899 return 0;
900
901 return h->ae_algo->ops->get_rss_key_size(h);
902}
903
904static u32 hns3_get_rss_indir_size(struct net_device *netdev)
905{
906 struct hnae3_handle *h = hns3_get_handle(netdev);
907 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
908
909 return ae_dev->dev_specs.rss_ind_tbl_size;
910}
911
912static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key,
913 u8 *hfunc)
914{
915 struct hnae3_handle *h = hns3_get_handle(netdev);
916
917 if (!h->ae_algo->ops->get_rss)
918 return -EOPNOTSUPP;
919
920 return h->ae_algo->ops->get_rss(h, indir, key, hfunc);
921}
922
923static int hns3_set_rss(struct net_device *netdev, const u32 *indir,
924 const u8 *key, const u8 hfunc)
925{
926 struct hnae3_handle *h = hns3_get_handle(netdev);
927 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
928
929 if (!h->ae_algo->ops->set_rss)
930 return -EOPNOTSUPP;
931
932 if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 &&
933 hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE &&
934 hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) {
935 netdev_err(netdev, "hash func not supported\n");
936 return -EOPNOTSUPP;
937 }
938
939 if (!indir) {
940 netdev_err(netdev,
941 "set rss failed for indir is empty\n");
942 return -EOPNOTSUPP;
943 }
944
945 return h->ae_algo->ops->set_rss(h, indir, key, hfunc);
946}
947
948static int hns3_get_rxnfc(struct net_device *netdev,
949 struct ethtool_rxnfc *cmd,
950 u32 *rule_locs)
951{
952 struct hnae3_handle *h = hns3_get_handle(netdev);
953
954 switch (cmd->cmd) {
955 case ETHTOOL_GRXRINGS:
956 cmd->data = h->kinfo.num_tqps;
957 return 0;
958 case ETHTOOL_GRXFH:
959 if (h->ae_algo->ops->get_rss_tuple)
960 return h->ae_algo->ops->get_rss_tuple(h, cmd);
961 return -EOPNOTSUPP;
962 case ETHTOOL_GRXCLSRLCNT:
963 if (h->ae_algo->ops->get_fd_rule_cnt)
964 return h->ae_algo->ops->get_fd_rule_cnt(h, cmd);
965 return -EOPNOTSUPP;
966 case ETHTOOL_GRXCLSRULE:
967 if (h->ae_algo->ops->get_fd_rule_info)
968 return h->ae_algo->ops->get_fd_rule_info(h, cmd);
969 return -EOPNOTSUPP;
970 case ETHTOOL_GRXCLSRLALL:
971 if (h->ae_algo->ops->get_fd_all_rules)
972 return h->ae_algo->ops->get_fd_all_rules(h, cmd,
973 rule_locs);
974 return -EOPNOTSUPP;
975 default:
976 return -EOPNOTSUPP;
977 }
978}
979
980static const struct hns3_reset_type_map hns3_reset_type[] = {
981 {ETH_RESET_MGMT, HNAE3_IMP_RESET},
982 {ETH_RESET_ALL, HNAE3_GLOBAL_RESET},
983 {ETH_RESET_DEDICATED, HNAE3_FUNC_RESET},
984};
985
986static const struct hns3_reset_type_map hns3vf_reset_type[] = {
987 {ETH_RESET_DEDICATED, HNAE3_VF_FUNC_RESET},
988};
989
990static int hns3_set_reset(struct net_device *netdev, u32 *flags)
991{
992 enum hnae3_reset_type rst_type = HNAE3_NONE_RESET;
993 struct hnae3_handle *h = hns3_get_handle(netdev);
994 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
995 const struct hnae3_ae_ops *ops = h->ae_algo->ops;
996 const struct hns3_reset_type_map *rst_type_map;
997 enum ethtool_reset_flags rst_flags;
998 u32 i, size;
999
1000 if (ops->ae_dev_resetting && ops->ae_dev_resetting(h))
1001 return -EBUSY;
1002
1003 if (!ops->set_default_reset_request || !ops->reset_event)
1004 return -EOPNOTSUPP;
1005
1006 if (h->flags & HNAE3_SUPPORT_VF) {
1007 rst_type_map = hns3vf_reset_type;
1008 size = ARRAY_SIZE(hns3vf_reset_type);
1009 } else {
1010 rst_type_map = hns3_reset_type;
1011 size = ARRAY_SIZE(hns3_reset_type);
1012 }
1013
1014 for (i = 0; i < size; i++) {
1015 if (rst_type_map[i].rst_flags == *flags) {
1016 rst_type = rst_type_map[i].rst_type;
1017 rst_flags = rst_type_map[i].rst_flags;
1018 break;
1019 }
1020 }
1021
1022 if (rst_type == HNAE3_NONE_RESET ||
1023 (rst_type == HNAE3_IMP_RESET &&
1024 ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2))
1025 return -EOPNOTSUPP;
1026
1027 netdev_info(netdev, "Setting reset type %d\n", rst_type);
1028
1029 ops->set_default_reset_request(ae_dev, rst_type);
1030
1031 ops->reset_event(h->pdev, h);
1032
1033 *flags &= ~rst_flags;
1034
1035 return 0;
1036}
1037
1038static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv,
1039 u32 tx_desc_num, u32 rx_desc_num)
1040{
1041 struct hnae3_handle *h = priv->ae_handle;
1042 int i;
1043
1044 h->kinfo.num_tx_desc = tx_desc_num;
1045 h->kinfo.num_rx_desc = rx_desc_num;
1046
1047 for (i = 0; i < h->kinfo.num_tqps; i++) {
1048 priv->ring[i].desc_num = tx_desc_num;
1049 priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num;
1050 }
1051}
1052
1053static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv)
1054{
1055 struct hnae3_handle *handle = priv->ae_handle;
1056 struct hns3_enet_ring *tmp_rings;
1057 int i;
1058
1059 tmp_rings = kcalloc(handle->kinfo.num_tqps * 2,
1060 sizeof(struct hns3_enet_ring), GFP_KERNEL);
1061 if (!tmp_rings)
1062 return NULL;
1063
1064 for (i = 0; i < handle->kinfo.num_tqps * 2; i++) {
1065 memcpy(&tmp_rings[i], &priv->ring[i],
1066 sizeof(struct hns3_enet_ring));
1067 tmp_rings[i].skb = NULL;
1068 }
1069
1070 return tmp_rings;
1071}
1072
1073static int hns3_check_ringparam(struct net_device *ndev,
1074 struct ethtool_ringparam *param,
1075 struct kernel_ethtool_ringparam *kernel_param)
1076{
1077#define RX_BUF_LEN_2K 2048
1078#define RX_BUF_LEN_4K 4096
1079
1080 struct hns3_nic_priv *priv = netdev_priv(ndev);
1081
1082 if (hns3_nic_resetting(ndev) || !priv->ring) {
1083 netdev_err(ndev, "failed to set ringparam value, due to dev resetting or uninited\n");
1084 return -EBUSY;
1085 }
1086
1087
1088 if (param->rx_mini_pending || param->rx_jumbo_pending)
1089 return -EINVAL;
1090
1091 if (kernel_param->rx_buf_len != RX_BUF_LEN_2K &&
1092 kernel_param->rx_buf_len != RX_BUF_LEN_4K) {
1093 netdev_err(ndev, "Rx buf len only support 2048 and 4096\n");
1094 return -EINVAL;
1095 }
1096
1097 if (param->tx_pending > HNS3_RING_MAX_PENDING ||
1098 param->tx_pending < HNS3_RING_MIN_PENDING ||
1099 param->rx_pending > HNS3_RING_MAX_PENDING ||
1100 param->rx_pending < HNS3_RING_MIN_PENDING) {
1101 netdev_err(ndev, "Queue depth out of range [%d-%d]\n",
1102 HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING);
1103 return -EINVAL;
1104 }
1105
1106 return 0;
1107}
1108
1109static bool
1110hns3_is_ringparam_changed(struct net_device *ndev,
1111 struct ethtool_ringparam *param,
1112 struct kernel_ethtool_ringparam *kernel_param,
1113 struct hns3_ring_param *old_ringparam,
1114 struct hns3_ring_param *new_ringparam)
1115{
1116 struct hns3_nic_priv *priv = netdev_priv(ndev);
1117 struct hnae3_handle *h = priv->ae_handle;
1118 u16 queue_num = h->kinfo.num_tqps;
1119
1120 new_ringparam->tx_desc_num = ALIGN(param->tx_pending,
1121 HNS3_RING_BD_MULTIPLE);
1122 new_ringparam->rx_desc_num = ALIGN(param->rx_pending,
1123 HNS3_RING_BD_MULTIPLE);
1124 old_ringparam->tx_desc_num = priv->ring[0].desc_num;
1125 old_ringparam->rx_desc_num = priv->ring[queue_num].desc_num;
1126 old_ringparam->rx_buf_len = priv->ring[queue_num].buf_size;
1127 new_ringparam->rx_buf_len = kernel_param->rx_buf_len;
1128
1129 if (old_ringparam->tx_desc_num == new_ringparam->tx_desc_num &&
1130 old_ringparam->rx_desc_num == new_ringparam->rx_desc_num &&
1131 old_ringparam->rx_buf_len == new_ringparam->rx_buf_len) {
1132 netdev_info(ndev, "descriptor number and rx buffer length not changed\n");
1133 return false;
1134 }
1135
1136 return true;
1137}
1138
1139static int hns3_change_rx_buf_len(struct net_device *ndev, u32 rx_buf_len)
1140{
1141 struct hns3_nic_priv *priv = netdev_priv(ndev);
1142 struct hnae3_handle *h = priv->ae_handle;
1143 int i;
1144
1145 h->kinfo.rx_buf_len = rx_buf_len;
1146
1147 for (i = 0; i < h->kinfo.num_tqps; i++) {
1148 h->kinfo.tqp[i]->buf_size = rx_buf_len;
1149 priv->ring[i + h->kinfo.num_tqps].buf_size = rx_buf_len;
1150 }
1151
1152 return 0;
1153}
1154
1155static int hns3_set_tx_push(struct net_device *netdev, u32 tx_push)
1156{
1157 struct hns3_nic_priv *priv = netdev_priv(netdev);
1158 struct hnae3_handle *h = hns3_get_handle(netdev);
1159 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
1160 u32 old_state = test_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state);
1161
1162 if (!test_bit(HNAE3_DEV_SUPPORT_TX_PUSH_B, ae_dev->caps) && tx_push)
1163 return -EOPNOTSUPP;
1164
1165 if (tx_push == old_state)
1166 return 0;
1167
1168 netdev_dbg(netdev, "Changing tx push from %s to %s\n",
1169 old_state ? "on" : "off", tx_push ? "on" : "off");
1170
1171 if (tx_push)
1172 set_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state);
1173 else
1174 clear_bit(HNS3_NIC_STATE_TX_PUSH_ENABLE, &priv->state);
1175
1176 return 0;
1177}
1178
1179static int hns3_set_ringparam(struct net_device *ndev,
1180 struct ethtool_ringparam *param,
1181 struct kernel_ethtool_ringparam *kernel_param,
1182 struct netlink_ext_ack *extack)
1183{
1184 struct hns3_ring_param old_ringparam, new_ringparam;
1185 struct hns3_nic_priv *priv = netdev_priv(ndev);
1186 struct hnae3_handle *h = priv->ae_handle;
1187 struct hns3_enet_ring *tmp_rings;
1188 bool if_running = netif_running(ndev);
1189 int ret, i;
1190
1191 ret = hns3_check_ringparam(ndev, param, kernel_param);
1192 if (ret)
1193 return ret;
1194
1195 ret = hns3_set_tx_push(ndev, kernel_param->tx_push);
1196 if (ret)
1197 return ret;
1198
1199 if (!hns3_is_ringparam_changed(ndev, param, kernel_param,
1200 &old_ringparam, &new_ringparam))
1201 return 0;
1202
1203 tmp_rings = hns3_backup_ringparam(priv);
1204 if (!tmp_rings) {
1205 netdev_err(ndev, "backup ring param failed by allocating memory fail\n");
1206 return -ENOMEM;
1207 }
1208
1209 netdev_info(ndev,
1210 "Changing Tx/Rx ring depth from %u/%u to %u/%u, Changing rx buffer len from %u to %u\n",
1211 old_ringparam.tx_desc_num, old_ringparam.rx_desc_num,
1212 new_ringparam.tx_desc_num, new_ringparam.rx_desc_num,
1213 old_ringparam.rx_buf_len, new_ringparam.rx_buf_len);
1214
1215 if (if_running)
1216 ndev->netdev_ops->ndo_stop(ndev);
1217
1218 hns3_change_all_ring_bd_num(priv, new_ringparam.tx_desc_num,
1219 new_ringparam.rx_desc_num);
1220 hns3_change_rx_buf_len(ndev, new_ringparam.rx_buf_len);
1221 ret = hns3_init_all_ring(priv);
1222 if (ret) {
1223 netdev_err(ndev, "set ringparam fail, revert to old value(%d)\n",
1224 ret);
1225
1226 hns3_change_rx_buf_len(ndev, old_ringparam.rx_buf_len);
1227 hns3_change_all_ring_bd_num(priv, old_ringparam.tx_desc_num,
1228 old_ringparam.rx_desc_num);
1229 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1230 memcpy(&priv->ring[i], &tmp_rings[i],
1231 sizeof(struct hns3_enet_ring));
1232 } else {
1233 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1234 hns3_fini_ring(&tmp_rings[i]);
1235 }
1236
1237 kfree(tmp_rings);
1238
1239 if (if_running)
1240 ret = ndev->netdev_ops->ndo_open(ndev);
1241
1242 return ret;
1243}
1244
1245static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1246{
1247 struct hnae3_handle *h = hns3_get_handle(netdev);
1248
1249 switch (cmd->cmd) {
1250 case ETHTOOL_SRXFH:
1251 if (h->ae_algo->ops->set_rss_tuple)
1252 return h->ae_algo->ops->set_rss_tuple(h, cmd);
1253 return -EOPNOTSUPP;
1254 case ETHTOOL_SRXCLSRLINS:
1255 if (h->ae_algo->ops->add_fd_entry)
1256 return h->ae_algo->ops->add_fd_entry(h, cmd);
1257 return -EOPNOTSUPP;
1258 case ETHTOOL_SRXCLSRLDEL:
1259 if (h->ae_algo->ops->del_fd_entry)
1260 return h->ae_algo->ops->del_fd_entry(h, cmd);
1261 return -EOPNOTSUPP;
1262 default:
1263 return -EOPNOTSUPP;
1264 }
1265}
1266
1267static int hns3_nway_reset(struct net_device *netdev)
1268{
1269 struct hnae3_handle *handle = hns3_get_handle(netdev);
1270 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1271 struct phy_device *phy = netdev->phydev;
1272 int autoneg;
1273
1274 if (!netif_running(netdev))
1275 return 0;
1276
1277 if (hns3_nic_resetting(netdev)) {
1278 netdev_err(netdev, "dev resetting!");
1279 return -EBUSY;
1280 }
1281
1282 if (!ops->get_autoneg || !ops->restart_autoneg)
1283 return -EOPNOTSUPP;
1284
1285 autoneg = ops->get_autoneg(handle);
1286 if (autoneg != AUTONEG_ENABLE) {
1287 netdev_err(netdev,
1288 "Autoneg is off, don't support to restart it\n");
1289 return -EINVAL;
1290 }
1291
1292 netif_dbg(handle, drv, netdev,
1293 "nway reset (using %s)\n", phy ? "phy" : "mac");
1294
1295 if (phy)
1296 return genphy_restart_aneg(phy);
1297
1298 return ops->restart_autoneg(handle);
1299}
1300
1301static void hns3_get_channels(struct net_device *netdev,
1302 struct ethtool_channels *ch)
1303{
1304 struct hnae3_handle *h = hns3_get_handle(netdev);
1305
1306 if (h->ae_algo->ops->get_channels)
1307 h->ae_algo->ops->get_channels(h, ch);
1308}
1309
1310static int hns3_get_coalesce(struct net_device *netdev,
1311 struct ethtool_coalesce *cmd,
1312 struct kernel_ethtool_coalesce *kernel_coal,
1313 struct netlink_ext_ack *extack)
1314{
1315 struct hns3_nic_priv *priv = netdev_priv(netdev);
1316 struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
1317 struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
1318 struct hnae3_handle *h = priv->ae_handle;
1319
1320 if (hns3_nic_resetting(netdev))
1321 return -EBUSY;
1322
1323 cmd->use_adaptive_tx_coalesce = tx_coal->adapt_enable;
1324 cmd->use_adaptive_rx_coalesce = rx_coal->adapt_enable;
1325
1326 cmd->tx_coalesce_usecs = tx_coal->int_gl;
1327 cmd->rx_coalesce_usecs = rx_coal->int_gl;
1328
1329 cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1330 cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1331
1332 cmd->tx_max_coalesced_frames = tx_coal->int_ql;
1333 cmd->rx_max_coalesced_frames = rx_coal->int_ql;
1334
1335 kernel_coal->use_cqe_mode_tx = (priv->tx_cqe_mode ==
1336 DIM_CQ_PERIOD_MODE_START_FROM_CQE);
1337 kernel_coal->use_cqe_mode_rx = (priv->rx_cqe_mode ==
1338 DIM_CQ_PERIOD_MODE_START_FROM_CQE);
1339
1340 return 0;
1341}
1342
1343static int hns3_check_gl_coalesce_para(struct net_device *netdev,
1344 struct ethtool_coalesce *cmd)
1345{
1346 struct hnae3_handle *handle = hns3_get_handle(netdev);
1347 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1348 u32 rx_gl, tx_gl;
1349
1350 if (cmd->rx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1351 netdev_err(netdev,
1352 "invalid rx-usecs value, rx-usecs range is 0-%u\n",
1353 ae_dev->dev_specs.max_int_gl);
1354 return -EINVAL;
1355 }
1356
1357 if (cmd->tx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1358 netdev_err(netdev,
1359 "invalid tx-usecs value, tx-usecs range is 0-%u\n",
1360 ae_dev->dev_specs.max_int_gl);
1361 return -EINVAL;
1362 }
1363
1364
1365
1366
1367 if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
1368 return 0;
1369
1370 rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs);
1371 if (rx_gl != cmd->rx_coalesce_usecs) {
1372 netdev_info(netdev,
1373 "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1374 cmd->rx_coalesce_usecs, rx_gl);
1375 }
1376
1377 tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs);
1378 if (tx_gl != cmd->tx_coalesce_usecs) {
1379 netdev_info(netdev,
1380 "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1381 cmd->tx_coalesce_usecs, tx_gl);
1382 }
1383
1384 return 0;
1385}
1386
1387static int hns3_check_rl_coalesce_para(struct net_device *netdev,
1388 struct ethtool_coalesce *cmd)
1389{
1390 u32 rl;
1391
1392 if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) {
1393 netdev_err(netdev,
1394 "tx_usecs_high must be same as rx_usecs_high.\n");
1395 return -EINVAL;
1396 }
1397
1398 if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) {
1399 netdev_err(netdev,
1400 "Invalid usecs_high value, usecs_high range is 0-%d\n",
1401 HNS3_INT_RL_MAX);
1402 return -EINVAL;
1403 }
1404
1405 rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1406 if (rl != cmd->rx_coalesce_usecs_high) {
1407 netdev_info(netdev,
1408 "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n",
1409 cmd->rx_coalesce_usecs_high, rl);
1410 }
1411
1412 return 0;
1413}
1414
1415static int hns3_check_ql_coalesce_param(struct net_device *netdev,
1416 struct ethtool_coalesce *cmd)
1417{
1418 struct hnae3_handle *handle = hns3_get_handle(netdev);
1419 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1420
1421 if ((cmd->tx_max_coalesced_frames || cmd->rx_max_coalesced_frames) &&
1422 !ae_dev->dev_specs.int_ql_max) {
1423 netdev_err(netdev, "coalesced frames is not supported\n");
1424 return -EOPNOTSUPP;
1425 }
1426
1427 if (cmd->tx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max ||
1428 cmd->rx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max) {
1429 netdev_err(netdev,
1430 "invalid coalesced_frames value, range is 0-%u\n",
1431 ae_dev->dev_specs.int_ql_max);
1432 return -ERANGE;
1433 }
1434
1435 return 0;
1436}
1437
1438static int
1439hns3_check_cqe_coalesce_param(struct net_device *netdev,
1440 struct kernel_ethtool_coalesce *kernel_coal)
1441{
1442 struct hnae3_handle *handle = hns3_get_handle(netdev);
1443 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1444
1445 if ((kernel_coal->use_cqe_mode_tx || kernel_coal->use_cqe_mode_rx) &&
1446 !hnae3_ae_dev_cq_supported(ae_dev)) {
1447 netdev_err(netdev, "coalesced cqe mode is not supported\n");
1448 return -EOPNOTSUPP;
1449 }
1450
1451 return 0;
1452}
1453
1454static int
1455hns3_check_coalesce_para(struct net_device *netdev,
1456 struct ethtool_coalesce *cmd,
1457 struct kernel_ethtool_coalesce *kernel_coal)
1458{
1459 int ret;
1460
1461 ret = hns3_check_cqe_coalesce_param(netdev, kernel_coal);
1462 if (ret)
1463 return ret;
1464
1465 ret = hns3_check_gl_coalesce_para(netdev, cmd);
1466 if (ret) {
1467 netdev_err(netdev,
1468 "Check gl coalesce param fail. ret = %d\n", ret);
1469 return ret;
1470 }
1471
1472 ret = hns3_check_rl_coalesce_para(netdev, cmd);
1473 if (ret) {
1474 netdev_err(netdev,
1475 "Check rl coalesce param fail. ret = %d\n", ret);
1476 return ret;
1477 }
1478
1479 return hns3_check_ql_coalesce_param(netdev, cmd);
1480}
1481
1482static void hns3_set_coalesce_per_queue(struct net_device *netdev,
1483 struct ethtool_coalesce *cmd,
1484 u32 queue)
1485{
1486 struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1487 struct hns3_nic_priv *priv = netdev_priv(netdev);
1488 struct hnae3_handle *h = priv->ae_handle;
1489 int queue_num = h->kinfo.num_tqps;
1490
1491 tx_vector = priv->ring[queue].tqp_vector;
1492 rx_vector = priv->ring[queue_num + queue].tqp_vector;
1493
1494 tx_vector->tx_group.coal.adapt_enable =
1495 cmd->use_adaptive_tx_coalesce;
1496 rx_vector->rx_group.coal.adapt_enable =
1497 cmd->use_adaptive_rx_coalesce;
1498
1499 tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs;
1500 rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs;
1501
1502 tx_vector->tx_group.coal.int_ql = cmd->tx_max_coalesced_frames;
1503 rx_vector->rx_group.coal.int_ql = cmd->rx_max_coalesced_frames;
1504
1505 hns3_set_vector_coalesce_tx_gl(tx_vector,
1506 tx_vector->tx_group.coal.int_gl);
1507 hns3_set_vector_coalesce_rx_gl(rx_vector,
1508 rx_vector->rx_group.coal.int_gl);
1509
1510 hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting);
1511 hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting);
1512
1513 if (tx_vector->tx_group.coal.ql_enable)
1514 hns3_set_vector_coalesce_tx_ql(tx_vector,
1515 tx_vector->tx_group.coal.int_ql);
1516 if (rx_vector->rx_group.coal.ql_enable)
1517 hns3_set_vector_coalesce_rx_ql(rx_vector,
1518 rx_vector->rx_group.coal.int_ql);
1519}
1520
1521static int hns3_set_coalesce(struct net_device *netdev,
1522 struct ethtool_coalesce *cmd,
1523 struct kernel_ethtool_coalesce *kernel_coal,
1524 struct netlink_ext_ack *extack)
1525{
1526 struct hnae3_handle *h = hns3_get_handle(netdev);
1527 struct hns3_nic_priv *priv = netdev_priv(netdev);
1528 struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
1529 struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
1530 u16 queue_num = h->kinfo.num_tqps;
1531 enum dim_cq_period_mode tx_mode;
1532 enum dim_cq_period_mode rx_mode;
1533 int ret;
1534 int i;
1535
1536 if (hns3_nic_resetting(netdev))
1537 return -EBUSY;
1538
1539 ret = hns3_check_coalesce_para(netdev, cmd, kernel_coal);
1540 if (ret)
1541 return ret;
1542
1543 h->kinfo.int_rl_setting =
1544 hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1545
1546 tx_coal->adapt_enable = cmd->use_adaptive_tx_coalesce;
1547 rx_coal->adapt_enable = cmd->use_adaptive_rx_coalesce;
1548
1549 tx_coal->int_gl = cmd->tx_coalesce_usecs;
1550 rx_coal->int_gl = cmd->rx_coalesce_usecs;
1551
1552 tx_coal->int_ql = cmd->tx_max_coalesced_frames;
1553 rx_coal->int_ql = cmd->rx_max_coalesced_frames;
1554
1555 for (i = 0; i < queue_num; i++)
1556 hns3_set_coalesce_per_queue(netdev, cmd, i);
1557
1558 tx_mode = kernel_coal->use_cqe_mode_tx ?
1559 DIM_CQ_PERIOD_MODE_START_FROM_CQE :
1560 DIM_CQ_PERIOD_MODE_START_FROM_EQE;
1561 rx_mode = kernel_coal->use_cqe_mode_rx ?
1562 DIM_CQ_PERIOD_MODE_START_FROM_CQE :
1563 DIM_CQ_PERIOD_MODE_START_FROM_EQE;
1564 hns3_cq_period_mode_init(priv, tx_mode, rx_mode);
1565
1566 return 0;
1567}
1568
1569static int hns3_get_regs_len(struct net_device *netdev)
1570{
1571 struct hnae3_handle *h = hns3_get_handle(netdev);
1572
1573 if (!h->ae_algo->ops->get_regs_len)
1574 return -EOPNOTSUPP;
1575
1576 return h->ae_algo->ops->get_regs_len(h);
1577}
1578
1579static void hns3_get_regs(struct net_device *netdev,
1580 struct ethtool_regs *cmd, void *data)
1581{
1582 struct hnae3_handle *h = hns3_get_handle(netdev);
1583
1584 if (!h->ae_algo->ops->get_regs)
1585 return;
1586
1587 h->ae_algo->ops->get_regs(h, &cmd->version, data);
1588}
1589
1590static int hns3_set_phys_id(struct net_device *netdev,
1591 enum ethtool_phys_id_state state)
1592{
1593 struct hnae3_handle *h = hns3_get_handle(netdev);
1594
1595 if (!h->ae_algo->ops->set_led_id)
1596 return -EOPNOTSUPP;
1597
1598 return h->ae_algo->ops->set_led_id(h, state);
1599}
1600
1601static u32 hns3_get_msglevel(struct net_device *netdev)
1602{
1603 struct hnae3_handle *h = hns3_get_handle(netdev);
1604
1605 return h->msg_enable;
1606}
1607
1608static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level)
1609{
1610 struct hnae3_handle *h = hns3_get_handle(netdev);
1611
1612 h->msg_enable = msg_level;
1613}
1614
1615
1616static unsigned int loc_to_eth_fec(u8 loc_fec)
1617{
1618 u32 eth_fec = 0;
1619
1620 if (loc_fec & BIT(HNAE3_FEC_AUTO))
1621 eth_fec |= ETHTOOL_FEC_AUTO;
1622 if (loc_fec & BIT(HNAE3_FEC_RS))
1623 eth_fec |= ETHTOOL_FEC_RS;
1624 if (loc_fec & BIT(HNAE3_FEC_BASER))
1625 eth_fec |= ETHTOOL_FEC_BASER;
1626
1627
1628 if (!eth_fec)
1629 eth_fec = ETHTOOL_FEC_OFF;
1630
1631 return eth_fec;
1632}
1633
1634
1635static unsigned int eth_to_loc_fec(unsigned int eth_fec)
1636{
1637 u32 loc_fec = 0;
1638
1639 if (eth_fec & ETHTOOL_FEC_OFF)
1640 return loc_fec;
1641
1642 if (eth_fec & ETHTOOL_FEC_AUTO)
1643 loc_fec |= BIT(HNAE3_FEC_AUTO);
1644 if (eth_fec & ETHTOOL_FEC_RS)
1645 loc_fec |= BIT(HNAE3_FEC_RS);
1646 if (eth_fec & ETHTOOL_FEC_BASER)
1647 loc_fec |= BIT(HNAE3_FEC_BASER);
1648
1649 return loc_fec;
1650}
1651
1652static int hns3_get_fecparam(struct net_device *netdev,
1653 struct ethtool_fecparam *fec)
1654{
1655 struct hnae3_handle *handle = hns3_get_handle(netdev);
1656 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1657 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1658 u8 fec_ability;
1659 u8 fec_mode;
1660
1661 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1662 return -EOPNOTSUPP;
1663
1664 if (!ops->get_fec)
1665 return -EOPNOTSUPP;
1666
1667 ops->get_fec(handle, &fec_ability, &fec_mode);
1668
1669 fec->fec = loc_to_eth_fec(fec_ability);
1670 fec->active_fec = loc_to_eth_fec(fec_mode);
1671
1672 return 0;
1673}
1674
1675static int hns3_set_fecparam(struct net_device *netdev,
1676 struct ethtool_fecparam *fec)
1677{
1678 struct hnae3_handle *handle = hns3_get_handle(netdev);
1679 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1680 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1681 u32 fec_mode;
1682
1683 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1684 return -EOPNOTSUPP;
1685
1686 if (!ops->set_fec)
1687 return -EOPNOTSUPP;
1688 fec_mode = eth_to_loc_fec(fec->fec);
1689
1690 netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);
1691
1692 return ops->set_fec(handle, fec_mode);
1693}
1694
1695static int hns3_get_module_info(struct net_device *netdev,
1696 struct ethtool_modinfo *modinfo)
1697{
1698#define HNS3_SFF_8636_V1_3 0x03
1699
1700 struct hnae3_handle *handle = hns3_get_handle(netdev);
1701 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1702 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1703 struct hns3_sfp_type sfp_type;
1704 int ret;
1705
1706 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1707 !ops->get_module_eeprom)
1708 return -EOPNOTSUPP;
1709
1710 memset(&sfp_type, 0, sizeof(sfp_type));
1711 ret = ops->get_module_eeprom(handle, 0, sizeof(sfp_type) / sizeof(u8),
1712 (u8 *)&sfp_type);
1713 if (ret)
1714 return ret;
1715
1716 switch (sfp_type.type) {
1717 case SFF8024_ID_SFP:
1718 modinfo->type = ETH_MODULE_SFF_8472;
1719 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1720 break;
1721 case SFF8024_ID_QSFP_8438:
1722 modinfo->type = ETH_MODULE_SFF_8436;
1723 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1724 break;
1725 case SFF8024_ID_QSFP_8436_8636:
1726 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
1727 modinfo->type = ETH_MODULE_SFF_8436;
1728 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1729 } else {
1730 modinfo->type = ETH_MODULE_SFF_8636;
1731 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1732 }
1733 break;
1734 case SFF8024_ID_QSFP28_8636:
1735 modinfo->type = ETH_MODULE_SFF_8636;
1736 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1737 break;
1738 default:
1739 netdev_err(netdev, "Optical module unknown: %#x\n",
1740 sfp_type.type);
1741 return -EINVAL;
1742 }
1743
1744 return 0;
1745}
1746
1747static int hns3_get_module_eeprom(struct net_device *netdev,
1748 struct ethtool_eeprom *ee, u8 *data)
1749{
1750 struct hnae3_handle *handle = hns3_get_handle(netdev);
1751 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1752 const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1753
1754 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1755 !ops->get_module_eeprom)
1756 return -EOPNOTSUPP;
1757
1758 if (!ee->len)
1759 return -EINVAL;
1760
1761 memset(data, 0, ee->len);
1762
1763 return ops->get_module_eeprom(handle, ee->offset, ee->len, data);
1764}
1765
1766static u32 hns3_get_priv_flags(struct net_device *netdev)
1767{
1768 struct hnae3_handle *handle = hns3_get_handle(netdev);
1769
1770 return handle->priv_flags;
1771}
1772
1773static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed)
1774{
1775 u32 i;
1776
1777 for (i = 0; i < HNAE3_PFLAG_MAX; i++)
1778 if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) {
1779 netdev_err(h->netdev, "%s is unsupported\n",
1780 hns3_priv_flags[i].name);
1781 return -EOPNOTSUPP;
1782 }
1783
1784 return 0;
1785}
1786
1787static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags)
1788{
1789 struct hnae3_handle *handle = hns3_get_handle(netdev);
1790 u32 changed = pflags ^ handle->priv_flags;
1791 int ret;
1792 u32 i;
1793
1794 ret = hns3_check_priv_flags(handle, changed);
1795 if (ret)
1796 return ret;
1797
1798 for (i = 0; i < HNAE3_PFLAG_MAX; i++) {
1799 if (changed & BIT(i)) {
1800 bool enable = !(handle->priv_flags & BIT(i));
1801
1802 if (enable)
1803 handle->priv_flags |= BIT(i);
1804 else
1805 handle->priv_flags &= ~BIT(i);
1806 hns3_priv_flags[i].handler(netdev, enable);
1807 }
1808 }
1809
1810 return 0;
1811}
1812
1813static int hns3_get_tunable(struct net_device *netdev,
1814 const struct ethtool_tunable *tuna,
1815 void *data)
1816{
1817 struct hns3_nic_priv *priv = netdev_priv(netdev);
1818 struct hnae3_handle *h = priv->ae_handle;
1819 int ret = 0;
1820
1821 switch (tuna->id) {
1822 case ETHTOOL_TX_COPYBREAK:
1823
1824 *(u32 *)data = priv->tx_copybreak;
1825 break;
1826 case ETHTOOL_RX_COPYBREAK:
1827 *(u32 *)data = priv->rx_copybreak;
1828 break;
1829 case ETHTOOL_TX_COPYBREAK_BUF_SIZE:
1830 *(u32 *)data = h->kinfo.tx_spare_buf_size;
1831 break;
1832 default:
1833 ret = -EOPNOTSUPP;
1834 break;
1835 }
1836
1837 return ret;
1838}
1839
1840static int hns3_set_tx_spare_buf_size(struct net_device *netdev,
1841 u32 data)
1842{
1843 struct hns3_nic_priv *priv = netdev_priv(netdev);
1844 struct hnae3_handle *h = priv->ae_handle;
1845 int ret;
1846
1847 h->kinfo.tx_spare_buf_size = data;
1848
1849 ret = hns3_reset_notify(h, HNAE3_DOWN_CLIENT);
1850 if (ret)
1851 return ret;
1852
1853 ret = hns3_reset_notify(h, HNAE3_UNINIT_CLIENT);
1854 if (ret)
1855 return ret;
1856
1857 ret = hns3_reset_notify(h, HNAE3_INIT_CLIENT);
1858 if (ret)
1859 return ret;
1860
1861 ret = hns3_reset_notify(h, HNAE3_UP_CLIENT);
1862 if (ret)
1863 hns3_reset_notify(h, HNAE3_UNINIT_CLIENT);
1864
1865 return ret;
1866}
1867
1868static int hns3_set_tunable(struct net_device *netdev,
1869 const struct ethtool_tunable *tuna,
1870 const void *data)
1871{
1872 struct hns3_nic_priv *priv = netdev_priv(netdev);
1873 u32 old_tx_spare_buf_size, new_tx_spare_buf_size;
1874 struct hnae3_handle *h = priv->ae_handle;
1875 int i, ret = 0;
1876
1877 if (hns3_nic_resetting(netdev) || !priv->ring) {
1878 netdev_err(netdev, "failed to set tunable value, dev resetting!");
1879 return -EBUSY;
1880 }
1881
1882 switch (tuna->id) {
1883 case ETHTOOL_TX_COPYBREAK:
1884 priv->tx_copybreak = *(u32 *)data;
1885
1886 for (i = 0; i < h->kinfo.num_tqps; i++)
1887 priv->ring[i].tx_copybreak = priv->tx_copybreak;
1888
1889 break;
1890 case ETHTOOL_RX_COPYBREAK:
1891 priv->rx_copybreak = *(u32 *)data;
1892
1893 for (i = h->kinfo.num_tqps; i < h->kinfo.num_tqps * 2; i++)
1894 priv->ring[i].rx_copybreak = priv->rx_copybreak;
1895
1896 break;
1897 case ETHTOOL_TX_COPYBREAK_BUF_SIZE:
1898 old_tx_spare_buf_size = h->kinfo.tx_spare_buf_size;
1899 new_tx_spare_buf_size = *(u32 *)data;
1900 netdev_info(netdev, "request to set tx spare buf size from %u to %u\n",
1901 old_tx_spare_buf_size, new_tx_spare_buf_size);
1902 ret = hns3_set_tx_spare_buf_size(netdev, new_tx_spare_buf_size);
1903 if (ret ||
1904 (!priv->ring->tx_spare && new_tx_spare_buf_size != 0)) {
1905 int ret1;
1906
1907 netdev_warn(netdev, "change tx spare buf size fail, revert to old value\n");
1908 ret1 = hns3_set_tx_spare_buf_size(netdev,
1909 old_tx_spare_buf_size);
1910 if (ret1) {
1911 netdev_err(netdev, "revert to old tx spare buf size fail\n");
1912 return ret1;
1913 }
1914
1915 return ret;
1916 }
1917
1918 if (!priv->ring->tx_spare)
1919 netdev_info(netdev, "the active tx spare buf size is 0, disable tx spare buffer\n");
1920 else
1921 netdev_info(netdev, "the active tx spare buf size is %u, due to page order\n",
1922 priv->ring->tx_spare->len);
1923
1924 break;
1925 default:
1926 ret = -EOPNOTSUPP;
1927 break;
1928 }
1929
1930 return ret;
1931}
1932
1933#define HNS3_ETHTOOL_COALESCE (ETHTOOL_COALESCE_USECS | \
1934 ETHTOOL_COALESCE_USE_ADAPTIVE | \
1935 ETHTOOL_COALESCE_RX_USECS_HIGH | \
1936 ETHTOOL_COALESCE_TX_USECS_HIGH | \
1937 ETHTOOL_COALESCE_MAX_FRAMES | \
1938 ETHTOOL_COALESCE_USE_CQE)
1939
1940#define HNS3_ETHTOOL_RING (ETHTOOL_RING_USE_RX_BUF_LEN | \
1941 ETHTOOL_RING_USE_TX_PUSH)
1942
1943static int hns3_get_ts_info(struct net_device *netdev,
1944 struct ethtool_ts_info *info)
1945{
1946 struct hnae3_handle *handle = hns3_get_handle(netdev);
1947
1948 if (handle->ae_algo->ops->get_ts_info)
1949 return handle->ae_algo->ops->get_ts_info(handle, info);
1950
1951 return ethtool_op_get_ts_info(netdev, info);
1952}
1953
1954static const struct hns3_ethtool_link_ext_state_mapping
1955hns3_link_ext_state_map[] = {
1956 {1, ETHTOOL_LINK_EXT_STATE_AUTONEG,
1957 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD},
1958 {2, ETHTOOL_LINK_EXT_STATE_AUTONEG,
1959 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED},
1960
1961 {256, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1962 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT},
1963 {257, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1964 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY},
1965 {512, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1966 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT},
1967
1968 {513, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1969 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK},
1970 {514, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1971 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED},
1972 {515, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1973 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED},
1974
1975 {768, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1976 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS},
1977 {769, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1978 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST},
1979 {770, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1980 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS},
1981
1982 {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0},
1983 {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
1984 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
1985
1986 {1026, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0},
1987};
1988
1989static int hns3_get_link_ext_state(struct net_device *netdev,
1990 struct ethtool_link_ext_state_info *info)
1991{
1992 const struct hns3_ethtool_link_ext_state_mapping *map;
1993 struct hnae3_handle *h = hns3_get_handle(netdev);
1994 u32 status_code, i;
1995 int ret;
1996
1997 if (netif_carrier_ok(netdev))
1998 return -ENODATA;
1999
2000 if (!h->ae_algo->ops->get_link_diagnosis_info)
2001 return -EOPNOTSUPP;
2002
2003 ret = h->ae_algo->ops->get_link_diagnosis_info(h, &status_code);
2004 if (ret)
2005 return ret;
2006
2007 for (i = 0; i < ARRAY_SIZE(hns3_link_ext_state_map); i++) {
2008 map = &hns3_link_ext_state_map[i];
2009 if (map->status_code == status_code) {
2010 info->link_ext_state = map->link_ext_state;
2011 info->__link_ext_substate = map->link_ext_substate;
2012 return 0;
2013 }
2014 }
2015
2016 return -ENODATA;
2017}
2018
2019static const struct ethtool_ops hns3vf_ethtool_ops = {
2020 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
2021 .supported_ring_params = HNS3_ETHTOOL_RING,
2022 .get_drvinfo = hns3_get_drvinfo,
2023 .get_ringparam = hns3_get_ringparam,
2024 .set_ringparam = hns3_set_ringparam,
2025 .get_strings = hns3_get_strings,
2026 .get_ethtool_stats = hns3_get_stats,
2027 .get_sset_count = hns3_get_sset_count,
2028 .get_rxnfc = hns3_get_rxnfc,
2029 .set_rxnfc = hns3_set_rxnfc,
2030 .get_rxfh_key_size = hns3_get_rss_key_size,
2031 .get_rxfh_indir_size = hns3_get_rss_indir_size,
2032 .get_rxfh = hns3_get_rss,
2033 .set_rxfh = hns3_set_rss,
2034 .get_link_ksettings = hns3_get_link_ksettings,
2035 .get_channels = hns3_get_channels,
2036 .set_channels = hns3_set_channels,
2037 .get_coalesce = hns3_get_coalesce,
2038 .set_coalesce = hns3_set_coalesce,
2039 .get_regs_len = hns3_get_regs_len,
2040 .get_regs = hns3_get_regs,
2041 .get_link = hns3_get_link,
2042 .get_msglevel = hns3_get_msglevel,
2043 .set_msglevel = hns3_set_msglevel,
2044 .get_priv_flags = hns3_get_priv_flags,
2045 .set_priv_flags = hns3_set_priv_flags,
2046 .get_tunable = hns3_get_tunable,
2047 .set_tunable = hns3_set_tunable,
2048 .reset = hns3_set_reset,
2049};
2050
2051static const struct ethtool_ops hns3_ethtool_ops = {
2052 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
2053 .supported_ring_params = HNS3_ETHTOOL_RING,
2054 .self_test = hns3_self_test,
2055 .get_drvinfo = hns3_get_drvinfo,
2056 .get_link = hns3_get_link,
2057 .get_ringparam = hns3_get_ringparam,
2058 .set_ringparam = hns3_set_ringparam,
2059 .get_pauseparam = hns3_get_pauseparam,
2060 .set_pauseparam = hns3_set_pauseparam,
2061 .get_strings = hns3_get_strings,
2062 .get_ethtool_stats = hns3_get_stats,
2063 .get_sset_count = hns3_get_sset_count,
2064 .get_rxnfc = hns3_get_rxnfc,
2065 .set_rxnfc = hns3_set_rxnfc,
2066 .get_rxfh_key_size = hns3_get_rss_key_size,
2067 .get_rxfh_indir_size = hns3_get_rss_indir_size,
2068 .get_rxfh = hns3_get_rss,
2069 .set_rxfh = hns3_set_rss,
2070 .get_link_ksettings = hns3_get_link_ksettings,
2071 .set_link_ksettings = hns3_set_link_ksettings,
2072 .nway_reset = hns3_nway_reset,
2073 .get_channels = hns3_get_channels,
2074 .set_channels = hns3_set_channels,
2075 .get_coalesce = hns3_get_coalesce,
2076 .set_coalesce = hns3_set_coalesce,
2077 .get_regs_len = hns3_get_regs_len,
2078 .get_regs = hns3_get_regs,
2079 .set_phys_id = hns3_set_phys_id,
2080 .get_msglevel = hns3_get_msglevel,
2081 .set_msglevel = hns3_set_msglevel,
2082 .get_fecparam = hns3_get_fecparam,
2083 .set_fecparam = hns3_set_fecparam,
2084 .get_module_info = hns3_get_module_info,
2085 .get_module_eeprom = hns3_get_module_eeprom,
2086 .get_priv_flags = hns3_get_priv_flags,
2087 .set_priv_flags = hns3_set_priv_flags,
2088 .get_ts_info = hns3_get_ts_info,
2089 .get_tunable = hns3_get_tunable,
2090 .set_tunable = hns3_set_tunable,
2091 .reset = hns3_set_reset,
2092 .get_link_ext_state = hns3_get_link_ext_state,
2093};
2094
2095void hns3_ethtool_set_ops(struct net_device *netdev)
2096{
2097 struct hnae3_handle *h = hns3_get_handle(netdev);
2098
2099 if (h->flags & HNAE3_SUPPORT_VF)
2100 netdev->ethtool_ops = &hns3vf_ethtool_ops;
2101 else
2102 netdev->ethtool_ops = &hns3_ethtool_ops;
2103}
2104