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net: hns: fix the wrong speed for bond
[deliverable/linux.git] / drivers / net / ethernet / hisilicon / hns / hns_ethtool.c
1 /*
2 * Copyright (c) 2014-2015 Hisilicon Limited.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 */
9
10 #include <linux/etherdevice.h>
11 #include <linux/interrupt.h>
12 #include <linux/module.h>
13 #include <linux/platform_device.h>
14 #include "hns_enet.h"
15
16 #define HNS_PHY_PAGE_MDIX 0
17 #define HNS_PHY_PAGE_LED 3
18 #define HNS_PHY_PAGE_COPPER 0
19
20 #define HNS_PHY_PAGE_REG 22 /* Page Selection Reg. */
21 #define HNS_PHY_CSC_REG 16 /* Copper Specific Control Register */
22 #define HNS_PHY_CSS_REG 17 /* Copper Specific Status Register */
23 #define HNS_LED_FC_REG 16 /* LED Function Control Reg. */
24 #define HNS_LED_PC_REG 17 /* LED Polarity Control Reg. */
25
26 #define HNS_LED_FORCE_ON 9
27 #define HNS_LED_FORCE_OFF 8
28
29 #define HNS_CHIP_VERSION 660
30 #define HNS_NET_STATS_CNT 26
31
32 #define PHY_MDIX_CTRL_S (5)
33 #define PHY_MDIX_CTRL_M (3 << PHY_MDIX_CTRL_S)
34
35 #define PHY_MDIX_STATUS_B (6)
36 #define PHY_SPEED_DUP_RESOLVE_B (11)
37
38 /**
39 *hns_nic_get_link - get current link status
40 *@net_dev: net_device
41 *retuen 0 - success , negative --fail
42 */
43 static u32 hns_nic_get_link(struct net_device *net_dev)
44 {
45 struct hns_nic_priv *priv = netdev_priv(net_dev);
46 u32 link_stat = priv->link;
47 struct hnae_handle *h;
48
49 h = priv->ae_handle;
50
51 if (priv->phy) {
52 if (!genphy_read_status(priv->phy))
53 link_stat = priv->phy->link;
54 else
55 link_stat = 0;
56 }
57
58 if (h->dev && h->dev->ops && h->dev->ops->get_status)
59 link_stat = link_stat && h->dev->ops->get_status(h);
60 else
61 link_stat = 0;
62
63 return link_stat;
64 }
65
66 static void hns_get_mdix_mode(struct net_device *net_dev,
67 struct ethtool_cmd *cmd)
68 {
69 int mdix_ctrl, mdix, retval, is_resolved;
70 struct hns_nic_priv *priv = netdev_priv(net_dev);
71 struct phy_device *phy_dev = priv->phy;
72
73 if (!phy_dev || !phy_dev->mdio.bus) {
74 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
75 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
76 return;
77 }
78
79 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
80
81 retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
82 mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
83
84 retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
85 mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
86 is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
87
88 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
89
90 switch (mdix_ctrl) {
91 case 0x0:
92 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI;
93 break;
94 case 0x1:
95 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X;
96 break;
97 case 0x3:
98 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
99 break;
100 default:
101 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
102 break;
103 }
104
105 if (!is_resolved)
106 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
107 else if (mdix)
108 cmd->eth_tp_mdix = ETH_TP_MDI_X;
109 else
110 cmd->eth_tp_mdix = ETH_TP_MDI;
111 }
112
113 /**
114 *hns_nic_get_settings - implement ethtool get settings
115 *@net_dev: net_device
116 *@cmd: ethtool_cmd
117 *retuen 0 - success , negative --fail
118 */
119 static int hns_nic_get_settings(struct net_device *net_dev,
120 struct ethtool_cmd *cmd)
121 {
122 struct hns_nic_priv *priv = netdev_priv(net_dev);
123 struct hnae_handle *h;
124 u32 link_stat;
125 int ret;
126 u8 duplex;
127 u16 speed;
128
129 if (!priv || !priv->ae_handle)
130 return -ESRCH;
131
132 h = priv->ae_handle;
133 if (!h->dev || !h->dev->ops || !h->dev->ops->get_info)
134 return -ESRCH;
135
136 ret = h->dev->ops->get_info(h, NULL, &speed, &duplex);
137 if (ret < 0) {
138 netdev_err(net_dev, "%s get_info error!\n", __func__);
139 return -EINVAL;
140 }
141
142 /* When there is no phy, autoneg is off. */
143 cmd->autoneg = false;
144 ethtool_cmd_speed_set(cmd, speed);
145 cmd->duplex = duplex;
146
147 if (priv->phy)
148 (void)phy_ethtool_gset(priv->phy, cmd);
149
150 link_stat = hns_nic_get_link(net_dev);
151 if (!link_stat) {
152 ethtool_cmd_speed_set(cmd, (u32)SPEED_UNKNOWN);
153 cmd->duplex = DUPLEX_UNKNOWN;
154 }
155
156 if (cmd->autoneg)
157 cmd->advertising |= ADVERTISED_Autoneg;
158
159 cmd->supported |= h->if_support;
160 if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
161 cmd->supported |= SUPPORTED_TP;
162 cmd->advertising |= ADVERTISED_1000baseT_Full;
163 } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
164 cmd->supported |= SUPPORTED_FIBRE;
165 cmd->advertising |= ADVERTISED_10000baseKR_Full;
166 }
167
168 if (h->port_type == HNAE_PORT_SERVICE) {
169 cmd->port = PORT_FIBRE;
170 cmd->supported |= SUPPORTED_Pause;
171 } else {
172 cmd->port = PORT_TP;
173 }
174
175 cmd->transceiver = XCVR_EXTERNAL;
176 cmd->mdio_support = (ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22);
177 hns_get_mdix_mode(net_dev, cmd);
178
179 return 0;
180 }
181
182 /**
183 *hns_nic_set_settings - implement ethtool set settings
184 *@net_dev: net_device
185 *@cmd: ethtool_cmd
186 *retuen 0 - success , negative --fail
187 */
188 static int hns_nic_set_settings(struct net_device *net_dev,
189 struct ethtool_cmd *cmd)
190 {
191 struct hns_nic_priv *priv = netdev_priv(net_dev);
192 struct hnae_handle *h;
193 u32 speed;
194
195 if (!netif_running(net_dev))
196 return -ESRCH;
197
198 if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
199 !priv->ae_handle->dev->ops)
200 return -ENODEV;
201
202 h = priv->ae_handle;
203 speed = ethtool_cmd_speed(cmd);
204
205 if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
206 if (cmd->autoneg == AUTONEG_ENABLE || speed != SPEED_10000 ||
207 cmd->duplex != DUPLEX_FULL)
208 return -EINVAL;
209 } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
210 if (!priv->phy && cmd->autoneg == AUTONEG_ENABLE)
211 return -EINVAL;
212
213 if (speed == SPEED_1000 && cmd->duplex == DUPLEX_HALF)
214 return -EINVAL;
215 if (priv->phy)
216 return phy_ethtool_sset(priv->phy, cmd);
217
218 if ((speed != SPEED_10 && speed != SPEED_100 &&
219 speed != SPEED_1000) || (cmd->duplex != DUPLEX_HALF &&
220 cmd->duplex != DUPLEX_FULL))
221 return -EINVAL;
222 } else {
223 netdev_err(net_dev, "Not supported!");
224 return -ENOTSUPP;
225 }
226
227 if (h->dev->ops->adjust_link) {
228 h->dev->ops->adjust_link(h, (int)speed, cmd->duplex);
229 return 0;
230 }
231
232 netdev_err(net_dev, "Not supported!");
233 return -ENOTSUPP;
234 }
235
236 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
237 "Mac Loopback test",
238 "Serdes Loopback test",
239 "Phy Loopback test"
240 };
241
242 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
243 {
244 #define COPPER_CONTROL_REG 0
245 #define PHY_POWER_DOWN BIT(11)
246 #define PHY_LOOP_BACK BIT(14)
247 u16 val = 0;
248
249 if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */
250 return -ENOTSUPP;
251
252 if (en) {
253 /* speed : 1000M */
254 phy_write(phy_dev, HNS_PHY_PAGE_REG, 2);
255 phy_write(phy_dev, 21, 0x1046);
256
257 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
258 /* Force Master */
259 phy_write(phy_dev, 9, 0x1F00);
260
261 /* Soft-reset */
262 phy_write(phy_dev, 0, 0x9140);
263 /* If autoneg disabled,two soft-reset operations */
264 phy_write(phy_dev, 0, 0x9140);
265
266 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
267
268 /* Default is 0x0400 */
269 phy_write(phy_dev, 1, 0x418);
270
271 /* Force 1000M Link, Default is 0x0200 */
272 phy_write(phy_dev, 7, 0x20C);
273 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
274
275 /* Enable PHY loop-back */
276 val = phy_read(phy_dev, COPPER_CONTROL_REG);
277 val |= PHY_LOOP_BACK;
278 val &= ~PHY_POWER_DOWN;
279 phy_write(phy_dev, COPPER_CONTROL_REG, val);
280 } else {
281 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
282 phy_write(phy_dev, 1, 0x400);
283 phy_write(phy_dev, 7, 0x200);
284 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
285 phy_write(phy_dev, 9, 0xF00);
286
287 val = phy_read(phy_dev, COPPER_CONTROL_REG);
288 val &= ~PHY_LOOP_BACK;
289 val |= PHY_POWER_DOWN;
290 phy_write(phy_dev, COPPER_CONTROL_REG, val);
291 }
292 return 0;
293 }
294
295 static int __lb_setup(struct net_device *ndev,
296 enum hnae_loop loop)
297 {
298 int ret = 0;
299 struct hns_nic_priv *priv = netdev_priv(ndev);
300 struct phy_device *phy_dev = priv->phy;
301 struct hnae_handle *h = priv->ae_handle;
302
303 switch (loop) {
304 case MAC_INTERNALLOOP_PHY:
305 if ((phy_dev) && (!phy_dev->is_c45)) {
306 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
307 ret |= h->dev->ops->set_loopback(h, loop, 0x1);
308 }
309 break;
310 case MAC_INTERNALLOOP_MAC:
311 if ((h->dev->ops->set_loopback) &&
312 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
313 ret = h->dev->ops->set_loopback(h, loop, 0x1);
314 break;
315 case MAC_INTERNALLOOP_SERDES:
316 if (h->dev->ops->set_loopback)
317 ret = h->dev->ops->set_loopback(h, loop, 0x1);
318 break;
319 case MAC_LOOP_NONE:
320 if ((phy_dev) && (!phy_dev->is_c45))
321 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
322
323 if (h->dev->ops->set_loopback) {
324 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
325 ret |= h->dev->ops->set_loopback(h,
326 MAC_INTERNALLOOP_MAC, 0x0);
327
328 ret |= h->dev->ops->set_loopback(h,
329 MAC_INTERNALLOOP_SERDES, 0x0);
330 }
331 break;
332 default:
333 ret = -EINVAL;
334 break;
335 }
336
337 return ret;
338 }
339
340 static int __lb_up(struct net_device *ndev,
341 enum hnae_loop loop_mode)
342 {
343 struct hns_nic_priv *priv = netdev_priv(ndev);
344 struct hnae_handle *h = priv->ae_handle;
345 int speed, duplex;
346 int ret;
347
348 hns_nic_net_reset(ndev);
349
350 ret = __lb_setup(ndev, loop_mode);
351 if (ret)
352 return ret;
353
354 msleep(200);
355
356 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
357 if (ret)
358 return ret;
359
360 /* link adjust duplex*/
361 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
362 speed = 1000;
363 else
364 speed = 10000;
365 duplex = 1;
366
367 h->dev->ops->adjust_link(h, speed, duplex);
368
369 return 0;
370 }
371
372 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
373 struct sk_buff *skb)
374 {
375 struct net_device *ndev;
376 struct hns_nic_priv *priv;
377 struct hnae_ring *ring;
378 struct netdev_queue *dev_queue;
379 struct sk_buff *new_skb;
380 unsigned int frame_size;
381 int check_ok;
382 u32 i;
383 char buff[33]; /* 32B data and the last character '\0' */
384
385 if (!ring_data) { /* Just for doing create frame*/
386 ndev = skb->dev;
387 priv = netdev_priv(ndev);
388
389 frame_size = skb->len;
390 memset(skb->data, 0xFF, frame_size);
391 if ((!AE_IS_VER1(priv->enet_ver)) &&
392 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
393 memcpy(skb->data, ndev->dev_addr, 6);
394 skb->data[5] += 0x1f;
395 }
396
397 frame_size &= ~1ul;
398 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
399 memset(&skb->data[frame_size / 2 + 10], 0xBE,
400 frame_size / 2 - 11);
401 memset(&skb->data[frame_size / 2 + 12], 0xAF,
402 frame_size / 2 - 13);
403 return;
404 }
405
406 ring = ring_data->ring;
407 ndev = ring_data->napi.dev;
408 if (is_tx_ring(ring)) { /* for tx queue reset*/
409 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
410 netdev_tx_reset_queue(dev_queue);
411 return;
412 }
413
414 frame_size = skb->len;
415 frame_size &= ~1ul;
416 /* for mutl buffer*/
417 new_skb = skb_copy(skb, GFP_ATOMIC);
418 dev_kfree_skb_any(skb);
419 skb = new_skb;
420
421 check_ok = 0;
422 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
423 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
424 (*(skb->data + frame_size / 2 + 12) == 0xAF))
425 check_ok = 1;
426 }
427
428 if (check_ok) {
429 ndev->stats.rx_packets++;
430 ndev->stats.rx_bytes += skb->len;
431 } else {
432 ndev->stats.rx_frame_errors++;
433 for (i = 0; i < skb->len; i++) {
434 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
435 "%02x", *(skb->data + i));
436 if ((i % 16 == 15) || (i == skb->len - 1))
437 pr_info("%s\n", buff);
438 }
439 }
440 dev_kfree_skb_any(skb);
441 }
442
443 static int __lb_clean_rings(struct hns_nic_priv *priv,
444 int ringid0, int ringid1, int budget)
445 {
446 int i, ret;
447 struct hns_nic_ring_data *ring_data;
448 struct net_device *ndev = priv->netdev;
449 unsigned long rx_packets = ndev->stats.rx_packets;
450 unsigned long rx_bytes = ndev->stats.rx_bytes;
451 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
452
453 for (i = ringid0; i <= ringid1; i++) {
454 ring_data = &priv->ring_data[i];
455 (void)ring_data->poll_one(ring_data,
456 budget, __lb_other_process);
457 }
458 ret = (int)(ndev->stats.rx_packets - rx_packets);
459 ndev->stats.rx_packets = rx_packets;
460 ndev->stats.rx_bytes = rx_bytes;
461 ndev->stats.rx_frame_errors = rx_frame_errors;
462 return ret;
463 }
464
465 /**
466 * nic_run_loopback_test - run loopback test
467 * @nic_dev: net device
468 * @loopback_type: loopback type
469 */
470 static int __lb_run_test(struct net_device *ndev,
471 enum hnae_loop loop_mode)
472 {
473 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
474 #define NIC_LB_TEST_RING_ID 0
475 #define NIC_LB_TEST_FRAME_SIZE 128
476 /* nic loopback test err */
477 #define NIC_LB_TEST_NO_MEM_ERR 1
478 #define NIC_LB_TEST_TX_CNT_ERR 2
479 #define NIC_LB_TEST_RX_CNT_ERR 3
480 #define NIC_LB_TEST_RX_PKG_ERR 4
481 struct hns_nic_priv *priv = netdev_priv(ndev);
482 struct hnae_handle *h = priv->ae_handle;
483 int i, j, lc, good_cnt, ret_val = 0;
484 unsigned int size;
485 netdev_tx_t tx_ret_val;
486 struct sk_buff *skb;
487
488 size = NIC_LB_TEST_FRAME_SIZE;
489 /* allocate test skb */
490 skb = alloc_skb(size, GFP_KERNEL);
491 if (!skb)
492 return NIC_LB_TEST_NO_MEM_ERR;
493
494 /* place data into test skb */
495 (void)skb_put(skb, size);
496 skb->dev = ndev;
497 __lb_other_process(NULL, skb);
498 skb->queue_mapping = NIC_LB_TEST_RING_ID;
499
500 lc = 1;
501 for (j = 0; j < lc; j++) {
502 /* reset count of good packets */
503 good_cnt = 0;
504 /* place 64 packets on the transmit queue*/
505 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
506 (void)skb_get(skb);
507
508 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
509 ndev, skb,
510 &tx_ring_data(priv, skb->queue_mapping));
511 if (tx_ret_val == NETDEV_TX_OK)
512 good_cnt++;
513 else
514 break;
515 }
516 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
517 ret_val = NIC_LB_TEST_TX_CNT_ERR;
518 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
519 hns_nic_test_strs[loop_mode], good_cnt,
520 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
521 break;
522 }
523
524 /* allow 100 milliseconds for packets to go from Tx to Rx */
525 msleep(100);
526
527 good_cnt = __lb_clean_rings(priv,
528 h->q_num, h->q_num * 2 - 1,
529 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
530 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
531 ret_val = NIC_LB_TEST_RX_CNT_ERR;
532 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
533 hns_nic_test_strs[loop_mode], good_cnt,
534 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
535 break;
536 }
537 (void)__lb_clean_rings(priv,
538 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
539 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
540 }
541
542 /* free the original skb */
543 kfree_skb(skb);
544
545 return ret_val;
546 }
547
548 static int __lb_down(struct net_device *ndev)
549 {
550 struct hns_nic_priv *priv = netdev_priv(ndev);
551 struct hnae_handle *h = priv->ae_handle;
552 int ret;
553
554 ret = __lb_setup(ndev, MAC_LOOP_NONE);
555 if (ret)
556 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
557 __func__,
558 ret);
559
560 if (h->dev->ops->stop)
561 h->dev->ops->stop(h);
562
563 usleep_range(10000, 20000);
564 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
565
566 hns_nic_net_reset(ndev);
567
568 return 0;
569 }
570
571 /**
572 * hns_nic_self_test - self test
573 * @dev: net device
574 * @eth_test: test cmd
575 * @data: test result
576 */
577 static void hns_nic_self_test(struct net_device *ndev,
578 struct ethtool_test *eth_test, u64 *data)
579 {
580 struct hns_nic_priv *priv = netdev_priv(ndev);
581 bool if_running = netif_running(ndev);
582 #define SELF_TEST_TPYE_NUM 3
583 int st_param[SELF_TEST_TPYE_NUM][2];
584 int i;
585 int test_index = 0;
586
587 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
588 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
589 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
590 st_param[1][1] = 1; /*serdes must exist*/
591 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
592 st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
593 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
594
595 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
596 set_bit(NIC_STATE_TESTING, &priv->state);
597
598 if (if_running)
599 (void)dev_close(ndev);
600
601 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
602 if (!st_param[i][1])
603 continue; /* NEXT testing */
604
605 data[test_index] = __lb_up(ndev,
606 (enum hnae_loop)st_param[i][0]);
607 if (!data[test_index]) {
608 data[test_index] = __lb_run_test(
609 ndev, (enum hnae_loop)st_param[i][0]);
610 (void)__lb_down(ndev);
611 }
612
613 if (data[test_index])
614 eth_test->flags |= ETH_TEST_FL_FAILED;
615
616 test_index++;
617 }
618
619 hns_nic_net_reset(priv->netdev);
620
621 clear_bit(NIC_STATE_TESTING, &priv->state);
622
623 if (if_running)
624 (void)dev_open(ndev);
625 }
626 /* Online tests aren't run; pass by default */
627
628 (void)msleep_interruptible(4 * 1000);
629 }
630
631 /**
632 * hns_nic_get_drvinfo - get net driver info
633 * @dev: net device
634 * @drvinfo: driver info
635 */
636 static void hns_nic_get_drvinfo(struct net_device *net_dev,
637 struct ethtool_drvinfo *drvinfo)
638 {
639 struct hns_nic_priv *priv = netdev_priv(net_dev);
640
641 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
642 sizeof(drvinfo->version));
643 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
644
645 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
646 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
647
648 strncpy(drvinfo->bus_info, priv->dev->bus->name,
649 sizeof(drvinfo->bus_info));
650 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
651
652 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
653 drvinfo->eedump_len = 0;
654 }
655
656 /**
657 * hns_get_ringparam - get ring parameter
658 * @dev: net device
659 * @param: ethtool parameter
660 */
661 void hns_get_ringparam(struct net_device *net_dev,
662 struct ethtool_ringparam *param)
663 {
664 struct hns_nic_priv *priv = netdev_priv(net_dev);
665 struct hnae_ae_ops *ops;
666 struct hnae_queue *queue;
667 u32 uplimit = 0;
668
669 queue = priv->ae_handle->qs[0];
670 ops = priv->ae_handle->dev->ops;
671
672 if (ops->get_ring_bdnum_limit)
673 ops->get_ring_bdnum_limit(queue, &uplimit);
674
675 param->rx_max_pending = uplimit;
676 param->tx_max_pending = uplimit;
677 param->rx_pending = queue->rx_ring.desc_num;
678 param->tx_pending = queue->tx_ring.desc_num;
679 }
680
681 /**
682 * hns_get_pauseparam - get pause parameter
683 * @dev: net device
684 * @param: pause parameter
685 */
686 static void hns_get_pauseparam(struct net_device *net_dev,
687 struct ethtool_pauseparam *param)
688 {
689 struct hns_nic_priv *priv = netdev_priv(net_dev);
690 struct hnae_ae_ops *ops;
691
692 ops = priv->ae_handle->dev->ops;
693
694 if (ops->get_pauseparam)
695 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
696 &param->rx_pause, &param->tx_pause);
697 }
698
699 /**
700 * hns_set_pauseparam - set pause parameter
701 * @dev: net device
702 * @param: pause parameter
703 *
704 * Return 0 on success, negative on failure
705 */
706 static int hns_set_pauseparam(struct net_device *net_dev,
707 struct ethtool_pauseparam *param)
708 {
709 struct hns_nic_priv *priv = netdev_priv(net_dev);
710 struct hnae_handle *h;
711 struct hnae_ae_ops *ops;
712
713 h = priv->ae_handle;
714 ops = h->dev->ops;
715
716 if (!ops->set_pauseparam)
717 return -ESRCH;
718
719 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
720 param->rx_pause, param->tx_pause);
721 }
722
723 /**
724 * hns_get_coalesce - get coalesce info.
725 * @dev: net device
726 * @ec: coalesce info.
727 *
728 * Return 0 on success, negative on failure.
729 */
730 static int hns_get_coalesce(struct net_device *net_dev,
731 struct ethtool_coalesce *ec)
732 {
733 struct hns_nic_priv *priv = netdev_priv(net_dev);
734 struct hnae_ae_ops *ops;
735
736 ops = priv->ae_handle->dev->ops;
737
738 ec->use_adaptive_rx_coalesce = 1;
739 ec->use_adaptive_tx_coalesce = 1;
740
741 if ((!ops->get_coalesce_usecs) ||
742 (!ops->get_rx_max_coalesced_frames))
743 return -ESRCH;
744
745 ops->get_coalesce_usecs(priv->ae_handle,
746 &ec->tx_coalesce_usecs,
747 &ec->rx_coalesce_usecs);
748
749 ops->get_rx_max_coalesced_frames(
750 priv->ae_handle,
751 &ec->tx_max_coalesced_frames,
752 &ec->rx_max_coalesced_frames);
753
754 return 0;
755 }
756
757 /**
758 * hns_set_coalesce - set coalesce info.
759 * @dev: net device
760 * @ec: coalesce info.
761 *
762 * Return 0 on success, negative on failure.
763 */
764 static int hns_set_coalesce(struct net_device *net_dev,
765 struct ethtool_coalesce *ec)
766 {
767 struct hns_nic_priv *priv = netdev_priv(net_dev);
768 struct hnae_ae_ops *ops;
769 int ret;
770
771 ops = priv->ae_handle->dev->ops;
772
773 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
774 return -EINVAL;
775
776 if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames)
777 return -EINVAL;
778
779 if ((!ops->set_coalesce_usecs) ||
780 (!ops->set_coalesce_frames))
781 return -ESRCH;
782
783 ret = ops->set_coalesce_usecs(priv->ae_handle,
784 ec->rx_coalesce_usecs);
785 if (ret)
786 return ret;
787
788 ret = ops->set_coalesce_frames(
789 priv->ae_handle,
790 ec->rx_max_coalesced_frames);
791
792 return ret;
793 }
794
795 /**
796 * hns_get_channels - get channel info.
797 * @dev: net device
798 * @ch: channel info.
799 */
800 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
801 {
802 struct hns_nic_priv *priv = netdev_priv(net_dev);
803
804 ch->max_rx = priv->ae_handle->q_num;
805 ch->max_tx = priv->ae_handle->q_num;
806
807 ch->rx_count = priv->ae_handle->q_num;
808 ch->tx_count = priv->ae_handle->q_num;
809 }
810
811 /**
812 * get_ethtool_stats - get detail statistics.
813 * @dev: net device
814 * @stats: statistics info.
815 * @data: statistics data.
816 */
817 void hns_get_ethtool_stats(struct net_device *netdev,
818 struct ethtool_stats *stats, u64 *data)
819 {
820 u64 *p = data;
821 struct hns_nic_priv *priv = netdev_priv(netdev);
822 struct hnae_handle *h = priv->ae_handle;
823 const struct rtnl_link_stats64 *net_stats;
824 struct rtnl_link_stats64 temp;
825
826 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
827 netdev_err(netdev, "get_stats or update_stats is null!\n");
828 return;
829 }
830
831 h->dev->ops->update_stats(h, &netdev->stats);
832
833 net_stats = dev_get_stats(netdev, &temp);
834
835 /* get netdev statistics */
836 p[0] = net_stats->rx_packets;
837 p[1] = net_stats->tx_packets;
838 p[2] = net_stats->rx_bytes;
839 p[3] = net_stats->tx_bytes;
840 p[4] = net_stats->rx_errors;
841 p[5] = net_stats->tx_errors;
842 p[6] = net_stats->rx_dropped;
843 p[7] = net_stats->tx_dropped;
844 p[8] = net_stats->multicast;
845 p[9] = net_stats->collisions;
846 p[10] = net_stats->rx_over_errors;
847 p[11] = net_stats->rx_crc_errors;
848 p[12] = net_stats->rx_frame_errors;
849 p[13] = net_stats->rx_fifo_errors;
850 p[14] = net_stats->rx_missed_errors;
851 p[15] = net_stats->tx_aborted_errors;
852 p[16] = net_stats->tx_carrier_errors;
853 p[17] = net_stats->tx_fifo_errors;
854 p[18] = net_stats->tx_heartbeat_errors;
855 p[19] = net_stats->rx_length_errors;
856 p[20] = net_stats->tx_window_errors;
857 p[21] = net_stats->rx_compressed;
858 p[22] = net_stats->tx_compressed;
859
860 p[23] = netdev->rx_dropped.counter;
861 p[24] = netdev->tx_dropped.counter;
862
863 p[25] = priv->tx_timeout_count;
864
865 /* get driver statistics */
866 h->dev->ops->get_stats(h, &p[26]);
867 }
868
869 /**
870 * get_strings: Return a set of strings that describe the requested objects
871 * @dev: net device
872 * @stats: string set ID.
873 * @data: objects data.
874 */
875 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
876 {
877 struct hns_nic_priv *priv = netdev_priv(netdev);
878 struct hnae_handle *h = priv->ae_handle;
879 char *buff = (char *)data;
880
881 if (!h->dev->ops->get_strings) {
882 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
883 return;
884 }
885
886 if (stringset == ETH_SS_TEST) {
887 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
888 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
889 ETH_GSTRING_LEN);
890 buff += ETH_GSTRING_LEN;
891 }
892 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
893 ETH_GSTRING_LEN);
894 buff += ETH_GSTRING_LEN;
895 if ((priv->phy) && (!priv->phy->is_c45))
896 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
897 ETH_GSTRING_LEN);
898
899 } else {
900 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
901 buff = buff + ETH_GSTRING_LEN;
902 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
903 buff = buff + ETH_GSTRING_LEN;
904 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
905 buff = buff + ETH_GSTRING_LEN;
906 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
907 buff = buff + ETH_GSTRING_LEN;
908 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
909 buff = buff + ETH_GSTRING_LEN;
910 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
911 buff = buff + ETH_GSTRING_LEN;
912 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
913 buff = buff + ETH_GSTRING_LEN;
914 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
915 buff = buff + ETH_GSTRING_LEN;
916 snprintf(buff, ETH_GSTRING_LEN, "multicast");
917 buff = buff + ETH_GSTRING_LEN;
918 snprintf(buff, ETH_GSTRING_LEN, "collisions");
919 buff = buff + ETH_GSTRING_LEN;
920 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
921 buff = buff + ETH_GSTRING_LEN;
922 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
923 buff = buff + ETH_GSTRING_LEN;
924 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
925 buff = buff + ETH_GSTRING_LEN;
926 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
927 buff = buff + ETH_GSTRING_LEN;
928 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
929 buff = buff + ETH_GSTRING_LEN;
930 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
931 buff = buff + ETH_GSTRING_LEN;
932 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
933 buff = buff + ETH_GSTRING_LEN;
934 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
935 buff = buff + ETH_GSTRING_LEN;
936 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
937 buff = buff + ETH_GSTRING_LEN;
938 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
939 buff = buff + ETH_GSTRING_LEN;
940 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
941 buff = buff + ETH_GSTRING_LEN;
942 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
943 buff = buff + ETH_GSTRING_LEN;
944 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
945 buff = buff + ETH_GSTRING_LEN;
946 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
947 buff = buff + ETH_GSTRING_LEN;
948 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
949 buff = buff + ETH_GSTRING_LEN;
950
951 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
952 buff = buff + ETH_GSTRING_LEN;
953
954 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
955 }
956 }
957
958 /**
959 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
960 * @dev: net device
961 * @stringset: string set index, 0: self test string; 1: statistics string.
962 *
963 * Return string set count.
964 */
965 int hns_get_sset_count(struct net_device *netdev, int stringset)
966 {
967 struct hns_nic_priv *priv = netdev_priv(netdev);
968 struct hnae_handle *h = priv->ae_handle;
969 struct hnae_ae_ops *ops = h->dev->ops;
970
971 if (!ops->get_sset_count) {
972 netdev_err(netdev, "get_sset_count is null!\n");
973 return -EOPNOTSUPP;
974 }
975 if (stringset == ETH_SS_TEST) {
976 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
977
978 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
979 cnt--;
980
981 if ((!priv->phy) || (priv->phy->is_c45))
982 cnt--;
983
984 return cnt;
985 } else {
986 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
987 }
988 }
989
990 /**
991 * hns_phy_led_set - set phy LED status.
992 * @dev: net device
993 * @value: LED state.
994 *
995 * Return 0 on success, negative on failure.
996 */
997 int hns_phy_led_set(struct net_device *netdev, int value)
998 {
999 int retval;
1000 struct hns_nic_priv *priv = netdev_priv(netdev);
1001 struct phy_device *phy_dev = priv->phy;
1002
1003 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1004 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1005 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1006 if (retval) {
1007 netdev_err(netdev, "mdiobus_write fail !\n");
1008 return retval;
1009 }
1010 return 0;
1011 }
1012
1013 /**
1014 * nic_set_phys_id - set phy identify LED.
1015 * @dev: net device
1016 * @state: LED state.
1017 *
1018 * Return 0 on success, negative on failure.
1019 */
1020 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1021 {
1022 struct hns_nic_priv *priv = netdev_priv(netdev);
1023 struct hnae_handle *h = priv->ae_handle;
1024 struct phy_device *phy_dev = priv->phy;
1025 int ret;
1026
1027 if (phy_dev)
1028 switch (state) {
1029 case ETHTOOL_ID_ACTIVE:
1030 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1031 HNS_PHY_PAGE_LED);
1032 if (ret)
1033 return ret;
1034
1035 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1036
1037 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1038 HNS_PHY_PAGE_COPPER);
1039 if (ret)
1040 return ret;
1041 return 2;
1042 case ETHTOOL_ID_ON:
1043 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1044 if (ret)
1045 return ret;
1046 break;
1047 case ETHTOOL_ID_OFF:
1048 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1049 if (ret)
1050 return ret;
1051 break;
1052 case ETHTOOL_ID_INACTIVE:
1053 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1054 HNS_PHY_PAGE_LED);
1055 if (ret)
1056 return ret;
1057
1058 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1059 priv->phy_led_val);
1060 if (ret)
1061 return ret;
1062
1063 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1064 HNS_PHY_PAGE_COPPER);
1065 if (ret)
1066 return ret;
1067 break;
1068 default:
1069 return -EINVAL;
1070 }
1071 else
1072 switch (state) {
1073 case ETHTOOL_ID_ACTIVE:
1074 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1075 case ETHTOOL_ID_ON:
1076 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1077 case ETHTOOL_ID_OFF:
1078 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1079 case ETHTOOL_ID_INACTIVE:
1080 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1081 default:
1082 return -EINVAL;
1083 }
1084
1085 return 0;
1086 }
1087
1088 /**
1089 * hns_get_regs - get net device register
1090 * @dev: net device
1091 * @cmd: ethtool cmd
1092 * @date: register data
1093 */
1094 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1095 void *data)
1096 {
1097 struct hns_nic_priv *priv = netdev_priv(net_dev);
1098 struct hnae_ae_ops *ops;
1099
1100 ops = priv->ae_handle->dev->ops;
1101
1102 cmd->version = HNS_CHIP_VERSION;
1103 if (!ops->get_regs) {
1104 netdev_err(net_dev, "ops->get_regs is null!\n");
1105 return;
1106 }
1107 ops->get_regs(priv->ae_handle, data);
1108 }
1109
1110 /**
1111 * nic_get_regs_len - get total register len.
1112 * @dev: net device
1113 *
1114 * Return total register len.
1115 */
1116 static int hns_get_regs_len(struct net_device *net_dev)
1117 {
1118 u32 reg_num;
1119 struct hns_nic_priv *priv = netdev_priv(net_dev);
1120 struct hnae_ae_ops *ops;
1121
1122 ops = priv->ae_handle->dev->ops;
1123 if (!ops->get_regs_len) {
1124 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1125 return -EOPNOTSUPP;
1126 }
1127
1128 reg_num = ops->get_regs_len(priv->ae_handle);
1129 if (reg_num > 0)
1130 return reg_num * sizeof(u32);
1131 else
1132 return reg_num; /* error code */
1133 }
1134
1135 /**
1136 * hns_nic_nway_reset - nway reset
1137 * @dev: net device
1138 *
1139 * Return 0 on success, negative on failure
1140 */
1141 static int hns_nic_nway_reset(struct net_device *netdev)
1142 {
1143 int ret = 0;
1144 struct hns_nic_priv *priv = netdev_priv(netdev);
1145 struct phy_device *phy = priv->phy;
1146
1147 if (netif_running(netdev)) {
1148 if (phy)
1149 ret = genphy_restart_aneg(phy);
1150 }
1151
1152 return ret;
1153 }
1154
1155 static u32
1156 hns_get_rss_key_size(struct net_device *netdev)
1157 {
1158 struct hns_nic_priv *priv = netdev_priv(netdev);
1159 struct hnae_ae_ops *ops;
1160
1161 if (AE_IS_VER1(priv->enet_ver)) {
1162 netdev_err(netdev,
1163 "RSS feature is not supported on this hardware\n");
1164 return 0;
1165 }
1166
1167 ops = priv->ae_handle->dev->ops;
1168 return ops->get_rss_key_size(priv->ae_handle);
1169 }
1170
1171 static u32
1172 hns_get_rss_indir_size(struct net_device *netdev)
1173 {
1174 struct hns_nic_priv *priv = netdev_priv(netdev);
1175 struct hnae_ae_ops *ops;
1176
1177 if (AE_IS_VER1(priv->enet_ver)) {
1178 netdev_err(netdev,
1179 "RSS feature is not supported on this hardware\n");
1180 return 0;
1181 }
1182
1183 ops = priv->ae_handle->dev->ops;
1184 return ops->get_rss_indir_size(priv->ae_handle);
1185 }
1186
1187 static int
1188 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1189 {
1190 struct hns_nic_priv *priv = netdev_priv(netdev);
1191 struct hnae_ae_ops *ops;
1192
1193 if (AE_IS_VER1(priv->enet_ver)) {
1194 netdev_err(netdev,
1195 "RSS feature is not supported on this hardware\n");
1196 return -EOPNOTSUPP;
1197 }
1198
1199 ops = priv->ae_handle->dev->ops;
1200
1201 if (!indir)
1202 return 0;
1203
1204 return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1205 }
1206
1207 static int
1208 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1209 const u8 hfunc)
1210 {
1211 struct hns_nic_priv *priv = netdev_priv(netdev);
1212 struct hnae_ae_ops *ops;
1213
1214 if (AE_IS_VER1(priv->enet_ver)) {
1215 netdev_err(netdev,
1216 "RSS feature is not supported on this hardware\n");
1217 return -EOPNOTSUPP;
1218 }
1219
1220 ops = priv->ae_handle->dev->ops;
1221
1222 /* currently hfunc can only be Toeplitz hash */
1223 if (key ||
1224 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1225 return -EOPNOTSUPP;
1226 if (!indir)
1227 return 0;
1228
1229 return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1230 }
1231
1232 static int hns_get_rxnfc(struct net_device *netdev,
1233 struct ethtool_rxnfc *cmd,
1234 u32 *rule_locs)
1235 {
1236 struct hns_nic_priv *priv = netdev_priv(netdev);
1237
1238 switch (cmd->cmd) {
1239 case ETHTOOL_GRXRINGS:
1240 cmd->data = priv->ae_handle->q_num;
1241 break;
1242 default:
1243 return -EOPNOTSUPP;
1244 }
1245
1246 return 0;
1247 }
1248
1249 static struct ethtool_ops hns_ethtool_ops = {
1250 .get_drvinfo = hns_nic_get_drvinfo,
1251 .get_link = hns_nic_get_link,
1252 .get_settings = hns_nic_get_settings,
1253 .set_settings = hns_nic_set_settings,
1254 .get_ringparam = hns_get_ringparam,
1255 .get_pauseparam = hns_get_pauseparam,
1256 .set_pauseparam = hns_set_pauseparam,
1257 .get_coalesce = hns_get_coalesce,
1258 .set_coalesce = hns_set_coalesce,
1259 .get_channels = hns_get_channels,
1260 .self_test = hns_nic_self_test,
1261 .get_strings = hns_get_strings,
1262 .get_sset_count = hns_get_sset_count,
1263 .get_ethtool_stats = hns_get_ethtool_stats,
1264 .set_phys_id = hns_set_phys_id,
1265 .get_regs_len = hns_get_regs_len,
1266 .get_regs = hns_get_regs,
1267 .nway_reset = hns_nic_nway_reset,
1268 .get_rxfh_key_size = hns_get_rss_key_size,
1269 .get_rxfh_indir_size = hns_get_rss_indir_size,
1270 .get_rxfh = hns_get_rss,
1271 .set_rxfh = hns_set_rss,
1272 .get_rxnfc = hns_get_rxnfc,
1273 };
1274
1275 void hns_ethtool_set_ops(struct net_device *ndev)
1276 {
1277 ndev->ethtool_ops = &hns_ethtool_ops;
1278 }
Linux kernel - Deliverables
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