]> git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
projects / mirror_ubuntu-artful-kernel.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
net: hns: fix the bug about loopback
[mirror_ubuntu-artful-kernel.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 assert(priv && priv->ae_handle);
50 h = priv->ae_handle;
51
52 if (priv->phy) {
53 if (!genphy_update_link(priv->phy))
54 link_stat = priv->phy->link;
55 else
56 link_stat = 0;
57 }
58
59 if (h->dev && h->dev->ops && h->dev->ops->get_status)
60 link_stat = link_stat && h->dev->ops->get_status(h);
61 else
62 link_stat = 0;
63
64 return link_stat;
65 }
66
67 static void hns_get_mdix_mode(struct net_device *net_dev,
68 struct ethtool_cmd *cmd)
69 {
70 int mdix_ctrl, mdix, retval, is_resolved;
71 struct hns_nic_priv *priv = netdev_priv(net_dev);
72 struct phy_device *phy_dev = priv->phy;
73
74 if (!phy_dev || !phy_dev->mdio.bus) {
75 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
76 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
77 return;
78 }
79
80 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
81
82 retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
83 mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
84
85 retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
86 mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
87 is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
88
89 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
90
91 switch (mdix_ctrl) {
92 case 0x0:
93 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI;
94 break;
95 case 0x1:
96 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X;
97 break;
98 case 0x3:
99 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
100 break;
101 default:
102 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
103 break;
104 }
105
106 if (!is_resolved)
107 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
108 else if (mdix)
109 cmd->eth_tp_mdix = ETH_TP_MDI_X;
110 else
111 cmd->eth_tp_mdix = ETH_TP_MDI;
112 }
113
114 /**
115 *hns_nic_get_settings - implement ethtool get settings
116 *@net_dev: net_device
117 *@cmd: ethtool_cmd
118 *retuen 0 - success , negative --fail
119 */
120 static int hns_nic_get_settings(struct net_device *net_dev,
121 struct ethtool_cmd *cmd)
122 {
123 struct hns_nic_priv *priv = netdev_priv(net_dev);
124 struct hnae_handle *h;
125 u32 link_stat;
126 int ret;
127 u8 duplex;
128 u16 speed;
129
130 if (!priv || !priv->ae_handle)
131 return -ESRCH;
132
133 h = priv->ae_handle;
134 if (!h->dev || !h->dev->ops || !h->dev->ops->get_info)
135 return -ESRCH;
136
137 ret = h->dev->ops->get_info(h, NULL, &speed, &duplex);
138 if (ret < 0) {
139 netdev_err(net_dev, "%s get_info error!\n", __func__);
140 return -EINVAL;
141 }
142
143 /* When there is no phy, autoneg is off. */
144 cmd->autoneg = false;
145 ethtool_cmd_speed_set(cmd, speed);
146 cmd->duplex = duplex;
147
148 if (priv->phy)
149 (void)phy_ethtool_gset(priv->phy, cmd);
150
151 link_stat = hns_nic_get_link(net_dev);
152 if (!link_stat) {
153 ethtool_cmd_speed_set(cmd, (u32)SPEED_UNKNOWN);
154 cmd->duplex = DUPLEX_UNKNOWN;
155 }
156
157 if (cmd->autoneg)
158 cmd->advertising |= ADVERTISED_Autoneg;
159
160 cmd->supported |= h->if_support;
161 if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
162 cmd->supported |= SUPPORTED_TP;
163 cmd->advertising |= ADVERTISED_1000baseT_Full;
164 } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
165 cmd->supported |= SUPPORTED_FIBRE;
166 cmd->advertising |= ADVERTISED_10000baseKR_Full;
167 }
168
169 if (h->port_type == HNAE_PORT_SERVICE) {
170 cmd->port = PORT_FIBRE;
171 cmd->supported |= SUPPORTED_Pause;
172 } else {
173 cmd->port = PORT_TP;
174 }
175
176 cmd->transceiver = XCVR_EXTERNAL;
177 cmd->mdio_support = (ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22);
178 hns_get_mdix_mode(net_dev, cmd);
179
180 return 0;
181 }
182
183 /**
184 *hns_nic_set_settings - implement ethtool set settings
185 *@net_dev: net_device
186 *@cmd: ethtool_cmd
187 *retuen 0 - success , negative --fail
188 */
189 static int hns_nic_set_settings(struct net_device *net_dev,
190 struct ethtool_cmd *cmd)
191 {
192 struct hns_nic_priv *priv = netdev_priv(net_dev);
193 struct hnae_handle *h;
194 u32 speed;
195
196 if (!netif_running(net_dev))
197 return -ESRCH;
198
199 if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
200 !priv->ae_handle->dev->ops)
201 return -ENODEV;
202
203 h = priv->ae_handle;
204 speed = ethtool_cmd_speed(cmd);
205
206 if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
207 if (cmd->autoneg == AUTONEG_ENABLE || speed != SPEED_10000 ||
208 cmd->duplex != DUPLEX_FULL)
209 return -EINVAL;
210 } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
211 if (!priv->phy && cmd->autoneg == AUTONEG_ENABLE)
212 return -EINVAL;
213
214 if (speed == SPEED_1000 && cmd->duplex == DUPLEX_HALF)
215 return -EINVAL;
216 if (priv->phy)
217 return phy_ethtool_sset(priv->phy, cmd);
218
219 if ((speed != SPEED_10 && speed != SPEED_100 &&
220 speed != SPEED_1000) || (cmd->duplex != DUPLEX_HALF &&
221 cmd->duplex != DUPLEX_FULL))
222 return -EINVAL;
223 } else {
224 netdev_err(net_dev, "Not supported!");
225 return -ENOTSUPP;
226 }
227
228 if (h->dev->ops->adjust_link) {
229 h->dev->ops->adjust_link(h, (int)speed, cmd->duplex);
230 return 0;
231 }
232
233 netdev_err(net_dev, "Not supported!");
234 return -ENOTSUPP;
235 }
236
237 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
238 "Mac Loopback test",
239 "Serdes Loopback test",
240 "Phy Loopback test"
241 };
242
243 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
244 {
245 #define COPPER_CONTROL_REG 0
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 /* Force Master */
257 phy_write(phy_dev, 9, 0x1F00);
258 /* Soft-reset */
259 phy_write(phy_dev, 0, 0x9140);
260 /* If autoneg disabled,two soft-reset operations */
261 phy_write(phy_dev, 0, 0x9140);
262 phy_write(phy_dev, 22, 0xFA);
263
264 /* Default is 0x0400 */
265 phy_write(phy_dev, 1, 0x418);
266
267 /* Force 1000M Link, Default is 0x0200 */
268 phy_write(phy_dev, 7, 0x20C);
269 phy_write(phy_dev, 22, 0);
270
271 /* Enable MAC loop-back */
272 val = phy_read(phy_dev, COPPER_CONTROL_REG);
273 val |= PHY_LOOP_BACK;
274 phy_write(phy_dev, COPPER_CONTROL_REG, val);
275 } else {
276 phy_write(phy_dev, 22, 0xFA);
277 phy_write(phy_dev, 1, 0x400);
278 phy_write(phy_dev, 7, 0x200);
279 phy_write(phy_dev, 22, 0);
280
281 val = phy_read(phy_dev, COPPER_CONTROL_REG);
282 val &= ~PHY_LOOP_BACK;
283 phy_write(phy_dev, COPPER_CONTROL_REG, val);
284 }
285 return 0;
286 }
287
288 static int __lb_setup(struct net_device *ndev,
289 enum hnae_loop loop)
290 {
291 int ret = 0;
292 struct hns_nic_priv *priv = netdev_priv(ndev);
293 struct phy_device *phy_dev = priv->phy;
294 struct hnae_handle *h = priv->ae_handle;
295
296 switch (loop) {
297 case MAC_INTERNALLOOP_PHY:
298 if ((phy_dev) && (!phy_dev->is_c45)) {
299 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
300 ret |= h->dev->ops->set_loopback(h, loop, 0x1);
301 }
302 break;
303 case MAC_INTERNALLOOP_MAC:
304 if ((h->dev->ops->set_loopback) &&
305 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
306 ret = h->dev->ops->set_loopback(h, loop, 0x1);
307 break;
308 case MAC_INTERNALLOOP_SERDES:
309 if (h->dev->ops->set_loopback)
310 ret = h->dev->ops->set_loopback(h, loop, 0x1);
311 break;
312 case MAC_LOOP_NONE:
313 if ((phy_dev) && (!phy_dev->is_c45))
314 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
315
316 if (h->dev->ops->set_loopback) {
317 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
318 ret |= h->dev->ops->set_loopback(h,
319 MAC_INTERNALLOOP_MAC, 0x0);
320
321 ret |= h->dev->ops->set_loopback(h,
322 MAC_INTERNALLOOP_SERDES, 0x0);
323 }
324 break;
325 default:
326 ret = -EINVAL;
327 break;
328 }
329
330 return ret;
331 }
332
333 static int __lb_up(struct net_device *ndev,
334 enum hnae_loop loop_mode)
335 {
336 struct hns_nic_priv *priv = netdev_priv(ndev);
337 struct hnae_handle *h = priv->ae_handle;
338 int speed, duplex;
339 int ret;
340
341 hns_nic_net_reset(ndev);
342
343 if (priv->phy) {
344 phy_disconnect(priv->phy);
345 msleep(100);
346
347 ret = hns_nic_init_phy(ndev, h);
348 if (ret)
349 return ret;
350 }
351
352 ret = __lb_setup(ndev, loop_mode);
353 if (ret)
354 return ret;
355
356 msleep(100);
357
358 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
359 if (ret)
360 return ret;
361
362 if (priv->phy)
363 phy_start(priv->phy);
364
365 /* link adjust duplex*/
366 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
367 speed = 1000;
368 else
369 speed = 10000;
370 duplex = 1;
371
372 h->dev->ops->adjust_link(h, speed, duplex);
373
374 return 0;
375 }
376
377 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
378 struct sk_buff *skb)
379 {
380 struct net_device *ndev;
381 struct hns_nic_priv *priv;
382 struct hnae_ring *ring;
383 struct netdev_queue *dev_queue;
384 struct sk_buff *new_skb;
385 unsigned int frame_size;
386 int check_ok;
387 u32 i;
388 char buff[33]; /* 32B data and the last character '\0' */
389
390 if (!ring_data) { /* Just for doing create frame*/
391 ndev = skb->dev;
392 priv = netdev_priv(ndev);
393
394 frame_size = skb->len;
395 memset(skb->data, 0xFF, frame_size);
396 if ((!AE_IS_VER1(priv->enet_ver)) &&
397 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
398 memcpy(skb->data, ndev->dev_addr, 6);
399 skb->data[5] += 0x1f;
400 }
401
402 frame_size &= ~1ul;
403 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
404 memset(&skb->data[frame_size / 2 + 10], 0xBE,
405 frame_size / 2 - 11);
406 memset(&skb->data[frame_size / 2 + 12], 0xAF,
407 frame_size / 2 - 13);
408 return;
409 }
410
411 ring = ring_data->ring;
412 ndev = ring_data->napi.dev;
413 if (is_tx_ring(ring)) { /* for tx queue reset*/
414 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
415 netdev_tx_reset_queue(dev_queue);
416 return;
417 }
418
419 frame_size = skb->len;
420 frame_size &= ~1ul;
421 /* for mutl buffer*/
422 new_skb = skb_copy(skb, GFP_ATOMIC);
423 dev_kfree_skb_any(skb);
424 skb = new_skb;
425
426 check_ok = 0;
427 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
428 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
429 (*(skb->data + frame_size / 2 + 12) == 0xAF))
430 check_ok = 1;
431 }
432
433 if (check_ok) {
434 ndev->stats.rx_packets++;
435 ndev->stats.rx_bytes += skb->len;
436 } else {
437 ndev->stats.rx_frame_errors++;
438 for (i = 0; i < skb->len; i++) {
439 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
440 "%02x", *(skb->data + i));
441 if ((i % 16 == 15) || (i == skb->len - 1))
442 pr_info("%s\n", buff);
443 }
444 }
445 dev_kfree_skb_any(skb);
446 }
447
448 static int __lb_clean_rings(struct hns_nic_priv *priv,
449 int ringid0, int ringid1, int budget)
450 {
451 int i, ret;
452 struct hns_nic_ring_data *ring_data;
453 struct net_device *ndev = priv->netdev;
454 unsigned long rx_packets = ndev->stats.rx_packets;
455 unsigned long rx_bytes = ndev->stats.rx_bytes;
456 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
457
458 for (i = ringid0; i <= ringid1; i++) {
459 ring_data = &priv->ring_data[i];
460 (void)ring_data->poll_one(ring_data,
461 budget, __lb_other_process);
462 }
463 ret = (int)(ndev->stats.rx_packets - rx_packets);
464 ndev->stats.rx_packets = rx_packets;
465 ndev->stats.rx_bytes = rx_bytes;
466 ndev->stats.rx_frame_errors = rx_frame_errors;
467 return ret;
468 }
469
470 /**
471 * nic_run_loopback_test - run loopback test
472 * @nic_dev: net device
473 * @loopback_type: loopback type
474 */
475 static int __lb_run_test(struct net_device *ndev,
476 enum hnae_loop loop_mode)
477 {
478 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
479 #define NIC_LB_TEST_RING_ID 0
480 #define NIC_LB_TEST_FRAME_SIZE 128
481 /* nic loopback test err */
482 #define NIC_LB_TEST_NO_MEM_ERR 1
483 #define NIC_LB_TEST_TX_CNT_ERR 2
484 #define NIC_LB_TEST_RX_CNT_ERR 3
485 #define NIC_LB_TEST_RX_PKG_ERR 4
486 struct hns_nic_priv *priv = netdev_priv(ndev);
487 struct hnae_handle *h = priv->ae_handle;
488 int i, j, lc, good_cnt, ret_val = 0;
489 unsigned int size;
490 netdev_tx_t tx_ret_val;
491 struct sk_buff *skb;
492
493 size = NIC_LB_TEST_FRAME_SIZE;
494 /* allocate test skb */
495 skb = alloc_skb(size, GFP_KERNEL);
496 if (!skb)
497 return NIC_LB_TEST_NO_MEM_ERR;
498
499 /* place data into test skb */
500 (void)skb_put(skb, size);
501 skb->dev = ndev;
502 __lb_other_process(NULL, skb);
503 skb->queue_mapping = NIC_LB_TEST_RING_ID;
504
505 lc = 1;
506 for (j = 0; j < lc; j++) {
507 /* reset count of good packets */
508 good_cnt = 0;
509 /* place 64 packets on the transmit queue*/
510 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
511 (void)skb_get(skb);
512
513 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
514 ndev, skb,
515 &tx_ring_data(priv, skb->queue_mapping));
516 if (tx_ret_val == NETDEV_TX_OK)
517 good_cnt++;
518 else
519 break;
520 }
521 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
522 ret_val = NIC_LB_TEST_TX_CNT_ERR;
523 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
524 hns_nic_test_strs[loop_mode], good_cnt,
525 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
526 break;
527 }
528
529 /* allow 100 milliseconds for packets to go from Tx to Rx */
530 msleep(100);
531
532 good_cnt = __lb_clean_rings(priv,
533 h->q_num, h->q_num * 2 - 1,
534 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
535 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
536 ret_val = NIC_LB_TEST_RX_CNT_ERR;
537 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
538 hns_nic_test_strs[loop_mode], good_cnt,
539 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
540 break;
541 }
542 (void)__lb_clean_rings(priv,
543 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
544 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
545 }
546
547 /* free the original skb */
548 kfree_skb(skb);
549
550 return ret_val;
551 }
552
553 static int __lb_down(struct net_device *ndev)
554 {
555 struct hns_nic_priv *priv = netdev_priv(ndev);
556 struct hnae_handle *h = priv->ae_handle;
557 int ret;
558
559 ret = __lb_setup(ndev, MAC_LOOP_NONE);
560 if (ret)
561 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
562 __func__,
563 ret);
564
565 if (priv->phy)
566 phy_stop(priv->phy);
567
568 if (h->dev->ops->stop)
569 h->dev->ops->stop(h);
570
571 usleep_range(10000, 20000);
572 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
573
574 hns_nic_net_reset(ndev);
575
576 return 0;
577 }
578
579 /**
580 * hns_nic_self_test - self test
581 * @dev: net device
582 * @eth_test: test cmd
583 * @data: test result
584 */
585 static void hns_nic_self_test(struct net_device *ndev,
586 struct ethtool_test *eth_test, u64 *data)
587 {
588 struct hns_nic_priv *priv = netdev_priv(ndev);
589 bool if_running = netif_running(ndev);
590 #define SELF_TEST_TPYE_NUM 3
591 int st_param[SELF_TEST_TPYE_NUM][2];
592 int i;
593 int test_index = 0;
594
595 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
596 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
597 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
598 st_param[1][1] = 1; /*serdes must exist*/
599 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
600 st_param[2][1] = ((!!(priv->ae_handle->phy_node)) &&
601 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
602
603 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
604 set_bit(NIC_STATE_TESTING, &priv->state);
605
606 if (if_running)
607 (void)dev_close(ndev);
608
609 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
610 if (!st_param[i][1])
611 continue; /* NEXT testing */
612
613 data[test_index] = __lb_up(ndev,
614 (enum hnae_loop)st_param[i][0]);
615 if (!data[test_index]) {
616 data[test_index] = __lb_run_test(
617 ndev, (enum hnae_loop)st_param[i][0]);
618 (void)__lb_down(ndev);
619 }
620
621 if (data[test_index])
622 eth_test->flags |= ETH_TEST_FL_FAILED;
623
624 test_index++;
625 }
626
627 hns_nic_net_reset(priv->netdev);
628
629 clear_bit(NIC_STATE_TESTING, &priv->state);
630
631 if (if_running)
632 (void)dev_open(ndev);
633 }
634 /* Online tests aren't run; pass by default */
635
636 (void)msleep_interruptible(4 * 1000);
637 }
638
639 /**
640 * hns_nic_get_drvinfo - get net driver info
641 * @dev: net device
642 * @drvinfo: driver info
643 */
644 static void hns_nic_get_drvinfo(struct net_device *net_dev,
645 struct ethtool_drvinfo *drvinfo)
646 {
647 struct hns_nic_priv *priv = netdev_priv(net_dev);
648
649 assert(priv);
650
651 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
652 sizeof(drvinfo->version));
653 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
654
655 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
656 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
657
658 strncpy(drvinfo->bus_info, priv->dev->bus->name,
659 sizeof(drvinfo->bus_info));
660 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
661
662 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
663 drvinfo->eedump_len = 0;
664 }
665
666 /**
667 * hns_get_ringparam - get ring parameter
668 * @dev: net device
669 * @param: ethtool parameter
670 */
671 void hns_get_ringparam(struct net_device *net_dev,
672 struct ethtool_ringparam *param)
673 {
674 struct hns_nic_priv *priv = netdev_priv(net_dev);
675 struct hnae_ae_ops *ops;
676 struct hnae_queue *queue;
677 u32 uplimit = 0;
678
679 queue = priv->ae_handle->qs[0];
680 ops = priv->ae_handle->dev->ops;
681
682 if (ops->get_ring_bdnum_limit)
683 ops->get_ring_bdnum_limit(queue, &uplimit);
684
685 param->rx_max_pending = uplimit;
686 param->tx_max_pending = uplimit;
687 param->rx_pending = queue->rx_ring.desc_num;
688 param->tx_pending = queue->tx_ring.desc_num;
689 }
690
691 /**
692 * hns_get_pauseparam - get pause parameter
693 * @dev: net device
694 * @param: pause parameter
695 */
696 static void hns_get_pauseparam(struct net_device *net_dev,
697 struct ethtool_pauseparam *param)
698 {
699 struct hns_nic_priv *priv = netdev_priv(net_dev);
700 struct hnae_ae_ops *ops;
701
702 ops = priv->ae_handle->dev->ops;
703
704 if (ops->get_pauseparam)
705 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
706 &param->rx_pause, &param->tx_pause);
707 }
708
709 /**
710 * hns_set_pauseparam - set pause parameter
711 * @dev: net device
712 * @param: pause parameter
713 *
714 * Return 0 on success, negative on failure
715 */
716 static int hns_set_pauseparam(struct net_device *net_dev,
717 struct ethtool_pauseparam *param)
718 {
719 struct hns_nic_priv *priv = netdev_priv(net_dev);
720 struct hnae_handle *h;
721 struct hnae_ae_ops *ops;
722
723 assert(priv || priv->ae_handle);
724
725 h = priv->ae_handle;
726 ops = h->dev->ops;
727
728 if (!ops->set_pauseparam)
729 return -ESRCH;
730
731 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
732 param->rx_pause, param->tx_pause);
733 }
734
735 /**
736 * hns_get_coalesce - get coalesce info.
737 * @dev: net device
738 * @ec: coalesce info.
739 *
740 * Return 0 on success, negative on failure.
741 */
742 static int hns_get_coalesce(struct net_device *net_dev,
743 struct ethtool_coalesce *ec)
744 {
745 struct hns_nic_priv *priv = netdev_priv(net_dev);
746 struct hnae_ae_ops *ops;
747
748 ops = priv->ae_handle->dev->ops;
749
750 ec->use_adaptive_rx_coalesce = 1;
751 ec->use_adaptive_tx_coalesce = 1;
752
753 if ((!ops->get_coalesce_usecs) ||
754 (!ops->get_rx_max_coalesced_frames))
755 return -ESRCH;
756
757 ops->get_coalesce_usecs(priv->ae_handle,
758 &ec->tx_coalesce_usecs,
759 &ec->rx_coalesce_usecs);
760
761 ops->get_rx_max_coalesced_frames(
762 priv->ae_handle,
763 &ec->tx_max_coalesced_frames,
764 &ec->rx_max_coalesced_frames);
765
766 return 0;
767 }
768
769 /**
770 * hns_set_coalesce - set coalesce info.
771 * @dev: net device
772 * @ec: coalesce info.
773 *
774 * Return 0 on success, negative on failure.
775 */
776 static int hns_set_coalesce(struct net_device *net_dev,
777 struct ethtool_coalesce *ec)
778 {
779 struct hns_nic_priv *priv = netdev_priv(net_dev);
780 struct hnae_ae_ops *ops;
781 int ret;
782
783 assert(priv || priv->ae_handle);
784
785 ops = priv->ae_handle->dev->ops;
786
787 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
788 return -EINVAL;
789
790 if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames)
791 return -EINVAL;
792
793 if ((!ops->set_coalesce_usecs) ||
794 (!ops->set_coalesce_frames))
795 return -ESRCH;
796
797 ops->set_coalesce_usecs(priv->ae_handle,
798 ec->rx_coalesce_usecs);
799
800 ret = ops->set_coalesce_frames(
801 priv->ae_handle,
802 ec->rx_max_coalesced_frames);
803
804 return ret;
805 }
806
807 /**
808 * hns_get_channels - get channel info.
809 * @dev: net device
810 * @ch: channel info.
811 */
812 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
813 {
814 struct hns_nic_priv *priv = netdev_priv(net_dev);
815
816 ch->max_rx = priv->ae_handle->q_num;
817 ch->max_tx = priv->ae_handle->q_num;
818
819 ch->rx_count = priv->ae_handle->q_num;
820 ch->tx_count = priv->ae_handle->q_num;
821 }
822
823 /**
824 * get_ethtool_stats - get detail statistics.
825 * @dev: net device
826 * @stats: statistics info.
827 * @data: statistics data.
828 */
829 void hns_get_ethtool_stats(struct net_device *netdev,
830 struct ethtool_stats *stats, u64 *data)
831 {
832 u64 *p = data;
833 struct hns_nic_priv *priv = netdev_priv(netdev);
834 struct hnae_handle *h = priv->ae_handle;
835 const struct rtnl_link_stats64 *net_stats;
836 struct rtnl_link_stats64 temp;
837
838 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
839 netdev_err(netdev, "get_stats or update_stats is null!\n");
840 return;
841 }
842
843 h->dev->ops->update_stats(h, &netdev->stats);
844
845 net_stats = dev_get_stats(netdev, &temp);
846
847 /* get netdev statistics */
848 p[0] = net_stats->rx_packets;
849 p[1] = net_stats->tx_packets;
850 p[2] = net_stats->rx_bytes;
851 p[3] = net_stats->tx_bytes;
852 p[4] = net_stats->rx_errors;
853 p[5] = net_stats->tx_errors;
854 p[6] = net_stats->rx_dropped;
855 p[7] = net_stats->tx_dropped;
856 p[8] = net_stats->multicast;
857 p[9] = net_stats->collisions;
858 p[10] = net_stats->rx_over_errors;
859 p[11] = net_stats->rx_crc_errors;
860 p[12] = net_stats->rx_frame_errors;
861 p[13] = net_stats->rx_fifo_errors;
862 p[14] = net_stats->rx_missed_errors;
863 p[15] = net_stats->tx_aborted_errors;
864 p[16] = net_stats->tx_carrier_errors;
865 p[17] = net_stats->tx_fifo_errors;
866 p[18] = net_stats->tx_heartbeat_errors;
867 p[19] = net_stats->rx_length_errors;
868 p[20] = net_stats->tx_window_errors;
869 p[21] = net_stats->rx_compressed;
870 p[22] = net_stats->tx_compressed;
871
872 p[23] = netdev->rx_dropped.counter;
873 p[24] = netdev->tx_dropped.counter;
874
875 p[25] = priv->tx_timeout_count;
876
877 /* get driver statistics */
878 h->dev->ops->get_stats(h, &p[26]);
879 }
880
881 /**
882 * get_strings: Return a set of strings that describe the requested objects
883 * @dev: net device
884 * @stats: string set ID.
885 * @data: objects data.
886 */
887 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
888 {
889 struct hns_nic_priv *priv = netdev_priv(netdev);
890 struct hnae_handle *h = priv->ae_handle;
891 char *buff = (char *)data;
892
893 if (!h->dev->ops->get_strings) {
894 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
895 return;
896 }
897
898 if (stringset == ETH_SS_TEST) {
899 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
900 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
901 ETH_GSTRING_LEN);
902 buff += ETH_GSTRING_LEN;
903 }
904 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
905 ETH_GSTRING_LEN);
906 buff += ETH_GSTRING_LEN;
907 if ((priv->phy) && (!priv->phy->is_c45))
908 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
909 ETH_GSTRING_LEN);
910
911 } else {
912 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
913 buff = buff + ETH_GSTRING_LEN;
914 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
915 buff = buff + ETH_GSTRING_LEN;
916 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
917 buff = buff + ETH_GSTRING_LEN;
918 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
919 buff = buff + ETH_GSTRING_LEN;
920 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
921 buff = buff + ETH_GSTRING_LEN;
922 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
923 buff = buff + ETH_GSTRING_LEN;
924 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
925 buff = buff + ETH_GSTRING_LEN;
926 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
927 buff = buff + ETH_GSTRING_LEN;
928 snprintf(buff, ETH_GSTRING_LEN, "multicast");
929 buff = buff + ETH_GSTRING_LEN;
930 snprintf(buff, ETH_GSTRING_LEN, "collisions");
931 buff = buff + ETH_GSTRING_LEN;
932 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
933 buff = buff + ETH_GSTRING_LEN;
934 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
935 buff = buff + ETH_GSTRING_LEN;
936 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
937 buff = buff + ETH_GSTRING_LEN;
938 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
939 buff = buff + ETH_GSTRING_LEN;
940 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
941 buff = buff + ETH_GSTRING_LEN;
942 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
943 buff = buff + ETH_GSTRING_LEN;
944 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
945 buff = buff + ETH_GSTRING_LEN;
946 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
947 buff = buff + ETH_GSTRING_LEN;
948 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
949 buff = buff + ETH_GSTRING_LEN;
950 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
951 buff = buff + ETH_GSTRING_LEN;
952 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
953 buff = buff + ETH_GSTRING_LEN;
954 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
955 buff = buff + ETH_GSTRING_LEN;
956 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
957 buff = buff + ETH_GSTRING_LEN;
958 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
959 buff = buff + ETH_GSTRING_LEN;
960 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
961 buff = buff + ETH_GSTRING_LEN;
962
963 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
964 buff = buff + ETH_GSTRING_LEN;
965
966 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
967 }
968 }
969
970 /**
971 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
972 * @dev: net device
973 * @stringset: string set index, 0: self test string; 1: statistics string.
974 *
975 * Return string set count.
976 */
977 int hns_get_sset_count(struct net_device *netdev, int stringset)
978 {
979 struct hns_nic_priv *priv = netdev_priv(netdev);
980 struct hnae_handle *h = priv->ae_handle;
981 struct hnae_ae_ops *ops = h->dev->ops;
982
983 if (!ops->get_sset_count) {
984 netdev_err(netdev, "get_sset_count is null!\n");
985 return -EOPNOTSUPP;
986 }
987 if (stringset == ETH_SS_TEST) {
988 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
989
990 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
991 cnt--;
992
993 if ((!priv->phy) || (priv->phy->is_c45))
994 cnt--;
995
996 return cnt;
997 } else {
998 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
999 }
1000 }
1001
1002 /**
1003 * hns_phy_led_set - set phy LED status.
1004 * @dev: net device
1005 * @value: LED state.
1006 *
1007 * Return 0 on success, negative on failure.
1008 */
1009 int hns_phy_led_set(struct net_device *netdev, int value)
1010 {
1011 int retval;
1012 struct hns_nic_priv *priv = netdev_priv(netdev);
1013 struct phy_device *phy_dev = priv->phy;
1014
1015 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1016 retval = phy_write(phy_dev, HNS_LED_FC_REG, value);
1017 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1018 if (retval) {
1019 netdev_err(netdev, "mdiobus_write fail !\n");
1020 return retval;
1021 }
1022 return 0;
1023 }
1024
1025 /**
1026 * nic_set_phys_id - set phy identify LED.
1027 * @dev: net device
1028 * @state: LED state.
1029 *
1030 * Return 0 on success, negative on failure.
1031 */
1032 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1033 {
1034 struct hns_nic_priv *priv = netdev_priv(netdev);
1035 struct hnae_handle *h = priv->ae_handle;
1036 struct phy_device *phy_dev = priv->phy;
1037 int ret;
1038
1039 if (phy_dev)
1040 switch (state) {
1041 case ETHTOOL_ID_ACTIVE:
1042 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1043 HNS_PHY_PAGE_LED);
1044 if (ret)
1045 return ret;
1046
1047 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1048
1049 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1050 HNS_PHY_PAGE_COPPER);
1051 if (ret)
1052 return ret;
1053 return 2;
1054 case ETHTOOL_ID_ON:
1055 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1056 if (ret)
1057 return ret;
1058 break;
1059 case ETHTOOL_ID_OFF:
1060 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1061 if (ret)
1062 return ret;
1063 break;
1064 case ETHTOOL_ID_INACTIVE:
1065 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1066 HNS_PHY_PAGE_LED);
1067 if (ret)
1068 return ret;
1069
1070 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1071 priv->phy_led_val);
1072 if (ret)
1073 return ret;
1074
1075 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1076 HNS_PHY_PAGE_COPPER);
1077 if (ret)
1078 return ret;
1079 break;
1080 default:
1081 return -EINVAL;
1082 }
1083 else
1084 switch (state) {
1085 case ETHTOOL_ID_ACTIVE:
1086 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1087 case ETHTOOL_ID_ON:
1088 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1089 case ETHTOOL_ID_OFF:
1090 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1091 case ETHTOOL_ID_INACTIVE:
1092 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1093 default:
1094 return -EINVAL;
1095 }
1096
1097 return 0;
1098 }
1099
1100 /**
1101 * hns_get_regs - get net device register
1102 * @dev: net device
1103 * @cmd: ethtool cmd
1104 * @date: register data
1105 */
1106 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1107 void *data)
1108 {
1109 struct hns_nic_priv *priv = netdev_priv(net_dev);
1110 struct hnae_ae_ops *ops;
1111
1112 assert(priv || priv->ae_handle);
1113
1114 ops = priv->ae_handle->dev->ops;
1115
1116 cmd->version = HNS_CHIP_VERSION;
1117 if (!ops->get_regs) {
1118 netdev_err(net_dev, "ops->get_regs is null!\n");
1119 return;
1120 }
1121 ops->get_regs(priv->ae_handle, data);
1122 }
1123
1124 /**
1125 * nic_get_regs_len - get total register len.
1126 * @dev: net device
1127 *
1128 * Return total register len.
1129 */
1130 static int hns_get_regs_len(struct net_device *net_dev)
1131 {
1132 u32 reg_num;
1133 struct hns_nic_priv *priv = netdev_priv(net_dev);
1134 struct hnae_ae_ops *ops;
1135
1136 assert(priv || priv->ae_handle);
1137
1138 ops = priv->ae_handle->dev->ops;
1139 if (!ops->get_regs_len) {
1140 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1141 return -EOPNOTSUPP;
1142 }
1143
1144 reg_num = ops->get_regs_len(priv->ae_handle);
1145 if (reg_num > 0)
1146 return reg_num * sizeof(u32);
1147 else
1148 return reg_num; /* error code */
1149 }
1150
1151 /**
1152 * hns_nic_nway_reset - nway reset
1153 * @dev: net device
1154 *
1155 * Return 0 on success, negative on failure
1156 */
1157 static int hns_nic_nway_reset(struct net_device *netdev)
1158 {
1159 int ret = 0;
1160 struct hns_nic_priv *priv = netdev_priv(netdev);
1161 struct phy_device *phy = priv->phy;
1162
1163 if (netif_running(netdev)) {
1164 if (phy)
1165 ret = genphy_restart_aneg(phy);
1166 }
1167
1168 return ret;
1169 }
1170
1171 static u32
1172 hns_get_rss_key_size(struct net_device *netdev)
1173 {
1174 struct hns_nic_priv *priv = netdev_priv(netdev);
1175 struct hnae_ae_ops *ops;
1176 u32 ret;
1177
1178 if (AE_IS_VER1(priv->enet_ver)) {
1179 netdev_err(netdev,
1180 "RSS feature is not supported on this hardware\n");
1181 return -EOPNOTSUPP;
1182 }
1183
1184 ops = priv->ae_handle->dev->ops;
1185 ret = ops->get_rss_key_size(priv->ae_handle);
1186
1187 return ret;
1188 }
1189
1190 static u32
1191 hns_get_rss_indir_size(struct net_device *netdev)
1192 {
1193 struct hns_nic_priv *priv = netdev_priv(netdev);
1194 struct hnae_ae_ops *ops;
1195 u32 ret;
1196
1197 if (AE_IS_VER1(priv->enet_ver)) {
1198 netdev_err(netdev,
1199 "RSS feature is not supported on this hardware\n");
1200 return -EOPNOTSUPP;
1201 }
1202
1203 ops = priv->ae_handle->dev->ops;
1204 ret = ops->get_rss_indir_size(priv->ae_handle);
1205
1206 return ret;
1207 }
1208
1209 static int
1210 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1211 {
1212 struct hns_nic_priv *priv = netdev_priv(netdev);
1213 struct hnae_ae_ops *ops;
1214 int ret;
1215
1216 if (AE_IS_VER1(priv->enet_ver)) {
1217 netdev_err(netdev,
1218 "RSS feature is not supported on this hardware\n");
1219 return -EOPNOTSUPP;
1220 }
1221
1222 ops = priv->ae_handle->dev->ops;
1223
1224 if (!indir)
1225 return 0;
1226
1227 ret = ops->get_rss(priv->ae_handle, indir, key, hfunc);
1228
1229 return 0;
1230 }
1231
1232 static int
1233 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1234 const u8 hfunc)
1235 {
1236 struct hns_nic_priv *priv = netdev_priv(netdev);
1237 struct hnae_ae_ops *ops;
1238 int ret;
1239
1240 if (AE_IS_VER1(priv->enet_ver)) {
1241 netdev_err(netdev,
1242 "RSS feature is not supported on this hardware\n");
1243 return -EOPNOTSUPP;
1244 }
1245
1246 ops = priv->ae_handle->dev->ops;
1247
1248 /* currently hfunc can only be Toeplitz hash */
1249 if (key ||
1250 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1251 return -EOPNOTSUPP;
1252 if (!indir)
1253 return 0;
1254
1255 ret = ops->set_rss(priv->ae_handle, indir, key, hfunc);
1256
1257 return 0;
1258 }
1259
1260 static struct ethtool_ops hns_ethtool_ops = {
1261 .get_drvinfo = hns_nic_get_drvinfo,
1262 .get_link = hns_nic_get_link,
1263 .get_settings = hns_nic_get_settings,
1264 .set_settings = hns_nic_set_settings,
1265 .get_ringparam = hns_get_ringparam,
1266 .get_pauseparam = hns_get_pauseparam,
1267 .set_pauseparam = hns_set_pauseparam,
1268 .get_coalesce = hns_get_coalesce,
1269 .set_coalesce = hns_set_coalesce,
1270 .get_channels = hns_get_channels,
1271 .self_test = hns_nic_self_test,
1272 .get_strings = hns_get_strings,
1273 .get_sset_count = hns_get_sset_count,
1274 .get_ethtool_stats = hns_get_ethtool_stats,
1275 .set_phys_id = hns_set_phys_id,
1276 .get_regs_len = hns_get_regs_len,
1277 .get_regs = hns_get_regs,
1278 .nway_reset = hns_nic_nway_reset,
1279 .get_rxfh_key_size = hns_get_rss_key_size,
1280 .get_rxfh_indir_size = hns_get_rss_indir_size,
1281 .get_rxfh = hns_get_rss,
1282 .set_rxfh = hns_set_rss,
1283 };
1284
1285 void hns_ethtool_set_ops(struct net_device *ndev)
1286 {
1287 ndev->ethtool_ops = &hns_ethtool_ops;
1288 }
Ubuntu Artful kernel mirror