1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright (c) 2014-2015 Hisilicon Limited.
4  */
5 
6 #include <linux/etherdevice.h>
7 #include <linux/interrupt.h>
8 #include <linux/module.h>
9 #include <linux/platform_device.h>
10 #include "hns_enet.h"
11 
12 #define HNS_PHY_PAGE_MDIX	0
13 #define HNS_PHY_PAGE_LED	3
14 #define HNS_PHY_PAGE_COPPER	0
15 
16 #define HNS_PHY_PAGE_REG	22	/* Page Selection Reg. */
17 #define HNS_PHY_CSC_REG		16	/* Copper Specific Control Register */
18 #define HNS_PHY_CSS_REG		17	/* Copper Specific Status Register */
19 #define HNS_LED_FC_REG		16	/* LED Function Control Reg. */
20 
21 #define HNS_LED_FORCE_ON	9
22 #define HNS_LED_FORCE_OFF	8
23 
24 #define HNS_CHIP_VERSION 660
25 #define HNS_NET_STATS_CNT 26
26 
27 #define PHY_MDIX_CTRL_S		(5)
28 #define PHY_MDIX_CTRL_M		(3 << PHY_MDIX_CTRL_S)
29 
30 #define PHY_MDIX_STATUS_B	(6)
31 #define PHY_SPEED_DUP_RESOLVE_B	(11)
32 
33 /**
34  *hns_nic_get_link - get current link status
35  *@net_dev: net_device
36  *retuen 0 - success , negative --fail
37  */
38 static u32 hns_nic_get_link(struct net_device *net_dev)
39 {
40 	struct hns_nic_priv *priv = netdev_priv(net_dev);
41 	u32 link_stat = priv->link;
42 	struct hnae_handle *h;
43 
44 	h = priv->ae_handle;
45 
46 	if (net_dev->phydev) {
47 		if (!genphy_read_status(net_dev->phydev))
48 			link_stat = net_dev->phydev->link;
49 		else
50 			link_stat = 0;
51 	}
52 
53 	if (h->dev && h->dev->ops && h->dev->ops->get_status)
54 		link_stat = link_stat && h->dev->ops->get_status(h);
55 	else
56 		link_stat = 0;
57 
58 	return link_stat;
59 }
60 
61 static void hns_get_mdix_mode(struct net_device *net_dev,
62 			      struct ethtool_link_ksettings *cmd)
63 {
64 	int mdix_ctrl, mdix, retval, is_resolved;
65 	struct phy_device *phy_dev = net_dev->phydev;
66 
67 	if (!phy_dev || !phy_dev->mdio.bus) {
68 		cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
69 		cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
70 		return;
71 	}
72 
73 	phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
74 
75 	retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
76 	mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
77 
78 	retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
79 	mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
80 	is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
81 
82 	phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
83 
84 	switch (mdix_ctrl) {
85 	case 0x0:
86 		cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI;
87 		break;
88 	case 0x1:
89 		cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X;
90 		break;
91 	case 0x3:
92 		cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
93 		break;
94 	default:
95 		cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
96 		break;
97 	}
98 
99 	if (!is_resolved)
100 		cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
101 	else if (mdix)
102 		cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
103 	else
104 		cmd->base.eth_tp_mdix = ETH_TP_MDI;
105 }
106 
107 /**
108  *hns_nic_get_link_ksettings - implement ethtool get link ksettings
109  *@net_dev: net_device
110  *@cmd: ethtool_link_ksettings
111  *retuen 0 - success , negative --fail
112  */
113 static int hns_nic_get_link_ksettings(struct net_device *net_dev,
114 				      struct ethtool_link_ksettings *cmd)
115 {
116 	struct hns_nic_priv *priv = netdev_priv(net_dev);
117 	struct hnae_handle *h;
118 	u32 link_stat;
119 	int ret;
120 	u8 duplex;
121 	u16 speed;
122 	u32 supported, advertising;
123 
124 	if (!priv || !priv->ae_handle)
125 		return -ESRCH;
126 
127 	h = priv->ae_handle;
128 	if (!h->dev || !h->dev->ops || !h->dev->ops->get_info)
129 		return -ESRCH;
130 
131 	ret = h->dev->ops->get_info(h, NULL, &speed, &duplex);
132 	if (ret < 0) {
133 		netdev_err(net_dev, "%s get_info error!\n", __func__);
134 		return -EINVAL;
135 	}
136 
137 	ethtool_convert_link_mode_to_legacy_u32(&supported,
138 						cmd->link_modes.supported);
139 	ethtool_convert_link_mode_to_legacy_u32(&advertising,
140 						cmd->link_modes.advertising);
141 
142 	/* When there is no phy, autoneg is off. */
143 	cmd->base.autoneg = false;
144 	cmd->base.speed = speed;
145 	cmd->base.duplex = duplex;
146 
147 	if (net_dev->phydev)
148 		phy_ethtool_ksettings_get(net_dev->phydev, cmd);
149 
150 	link_stat = hns_nic_get_link(net_dev);
151 	if (!link_stat) {
152 		cmd->base.speed = (u32)SPEED_UNKNOWN;
153 		cmd->base.duplex = DUPLEX_UNKNOWN;
154 	}
155 
156 	if (cmd->base.autoneg)
157 		advertising |= ADVERTISED_Autoneg;
158 
159 	supported |= h->if_support;
160 	if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
161 		supported |= SUPPORTED_TP;
162 		advertising |= ADVERTISED_1000baseT_Full;
163 	} else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
164 		supported |= SUPPORTED_FIBRE;
165 		advertising |= ADVERTISED_10000baseKR_Full;
166 	}
167 
168 	switch (h->media_type) {
169 	case HNAE_MEDIA_TYPE_FIBER:
170 		cmd->base.port = PORT_FIBRE;
171 		break;
172 	case HNAE_MEDIA_TYPE_COPPER:
173 		cmd->base.port = PORT_TP;
174 		break;
175 	case HNAE_MEDIA_TYPE_UNKNOWN:
176 	default:
177 		break;
178 	}
179 
180 	if (!(AE_IS_VER1(priv->enet_ver) && h->port_type == HNAE_PORT_DEBUG))
181 		supported |= SUPPORTED_Pause;
182 
183 	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
184 						supported);
185 	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
186 						advertising);
187 
188 	cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22;
189 	hns_get_mdix_mode(net_dev, cmd);
190 
191 	return 0;
192 }
193 
194 /**
195  *hns_nic_set_link_ksettings - implement ethtool set link ksettings
196  *@net_dev: net_device
197  *@cmd: ethtool_link_ksettings
198  *retuen 0 - success , negative --fail
199  */
200 static int hns_nic_set_link_ksettings(struct net_device *net_dev,
201 				      const struct ethtool_link_ksettings *cmd)
202 {
203 	struct hns_nic_priv *priv = netdev_priv(net_dev);
204 	struct hnae_handle *h;
205 	u32 speed;
206 
207 	if (!netif_running(net_dev))
208 		return -ESRCH;
209 
210 	if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
211 	    !priv->ae_handle->dev->ops)
212 		return -ENODEV;
213 
214 	h = priv->ae_handle;
215 	speed = cmd->base.speed;
216 
217 	if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
218 		if (cmd->base.autoneg == AUTONEG_ENABLE ||
219 		    speed != SPEED_10000 ||
220 		    cmd->base.duplex != DUPLEX_FULL)
221 			return -EINVAL;
222 	} else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
223 		if (!net_dev->phydev && cmd->base.autoneg == AUTONEG_ENABLE)
224 			return -EINVAL;
225 
226 		if (speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
227 			return -EINVAL;
228 		if (net_dev->phydev)
229 			return phy_ethtool_ksettings_set(net_dev->phydev, cmd);
230 
231 		if ((speed != SPEED_10 && speed != SPEED_100 &&
232 		     speed != SPEED_1000) || (cmd->base.duplex != DUPLEX_HALF &&
233 		     cmd->base.duplex != DUPLEX_FULL))
234 			return -EINVAL;
235 	} else {
236 		netdev_err(net_dev, "Not supported!");
237 		return -ENOTSUPP;
238 	}
239 
240 	if (h->dev->ops->adjust_link) {
241 		netif_carrier_off(net_dev);
242 		h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex);
243 		netif_carrier_on(net_dev);
244 		return 0;
245 	}
246 
247 	netdev_err(net_dev, "Not supported!");
248 	return -ENOTSUPP;
249 }
250 
251 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
252 	"Mac    Loopback test",
253 	"Serdes Loopback test",
254 	"Phy    Loopback test"
255 };
256 
257 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
258 {
259 	int err;
260 
261 	if (en) {
262 		/* Doing phy loopback in offline state, phy resuming is
263 		 * needed to power up the device.
264 		 */
265 		err = phy_resume(phy_dev);
266 		if (err)
267 			goto out;
268 
269 		err = phy_loopback(phy_dev, true);
270 	} else {
271 		err = phy_loopback(phy_dev, false);
272 		if (err)
273 			goto out;
274 
275 		err = phy_suspend(phy_dev);
276 	}
277 
278 out:
279 	return err;
280 }
281 
282 static int __lb_setup(struct net_device *ndev,
283 		      enum hnae_loop loop)
284 {
285 	int ret = 0;
286 	struct hns_nic_priv *priv = netdev_priv(ndev);
287 	struct phy_device *phy_dev = ndev->phydev;
288 	struct hnae_handle *h = priv->ae_handle;
289 
290 	switch (loop) {
291 	case MAC_INTERNALLOOP_PHY:
292 		ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
293 		if (!ret)
294 			ret = h->dev->ops->set_loopback(h, loop, 0x1);
295 		break;
296 	case MAC_INTERNALLOOP_MAC:
297 		if ((h->dev->ops->set_loopback) &&
298 		    (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
299 			ret = h->dev->ops->set_loopback(h, loop, 0x1);
300 		break;
301 	case MAC_INTERNALLOOP_SERDES:
302 		if (h->dev->ops->set_loopback)
303 			ret = h->dev->ops->set_loopback(h, loop, 0x1);
304 		break;
305 	case MAC_LOOP_PHY_NONE:
306 		ret = hns_nic_config_phy_loopback(phy_dev, 0x0);
307 		fallthrough;
308 	case MAC_LOOP_NONE:
309 		if (!ret && h->dev->ops->set_loopback) {
310 			if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
311 				ret = h->dev->ops->set_loopback(h,
312 					MAC_INTERNALLOOP_MAC, 0x0);
313 
314 			if (!ret)
315 				ret = h->dev->ops->set_loopback(h,
316 					MAC_INTERNALLOOP_SERDES, 0x0);
317 		}
318 		break;
319 	default:
320 		ret = -EINVAL;
321 		break;
322 	}
323 
324 	if (!ret) {
325 		if (loop == MAC_LOOP_NONE)
326 			h->dev->ops->set_promisc_mode(
327 				h, ndev->flags & IFF_PROMISC);
328 		else
329 			h->dev->ops->set_promisc_mode(h, 1);
330 	}
331 	return ret;
332 }
333 
334 static int __lb_up(struct net_device *ndev,
335 		   enum hnae_loop loop_mode)
336 {
337 #define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300
338 	struct hns_nic_priv *priv = netdev_priv(ndev);
339 	struct hnae_handle *h = priv->ae_handle;
340 	int speed, duplex;
341 	int ret;
342 
343 	hns_nic_net_reset(ndev);
344 
345 	ret = __lb_setup(ndev, loop_mode);
346 	if (ret)
347 		return ret;
348 
349 	msleep(200);
350 
351 	ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
352 	if (ret)
353 		return ret;
354 
355 	/* link adjust duplex*/
356 	if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
357 		speed = 1000;
358 	else
359 		speed = 10000;
360 	duplex = 1;
361 
362 	h->dev->ops->adjust_link(h, speed, duplex);
363 
364 	/* wait adjust link done and phy ready */
365 	msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME);
366 
367 	return 0;
368 }
369 
370 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
371 			       struct sk_buff *skb)
372 {
373 	struct net_device *ndev;
374 	struct hns_nic_priv *priv;
375 	struct hnae_ring *ring;
376 	struct netdev_queue *dev_queue;
377 	struct sk_buff *new_skb;
378 	unsigned int frame_size;
379 	int check_ok;
380 	u32 i;
381 	char buff[33]; /* 32B data and the last character '\0' */
382 
383 	if (!ring_data) { /* Just for doing create frame*/
384 		ndev = skb->dev;
385 		priv = netdev_priv(ndev);
386 
387 		frame_size = skb->len;
388 		memset(skb->data, 0xFF, frame_size);
389 		if ((!AE_IS_VER1(priv->enet_ver)) &&
390 		    (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
391 			memcpy(skb->data, ndev->dev_addr, 6);
392 			skb->data[5] += 0x1f;
393 		}
394 
395 		frame_size &= ~1ul;
396 		memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
397 		memset(&skb->data[frame_size / 2 + 10], 0xBE,
398 		       frame_size / 2 - 11);
399 		memset(&skb->data[frame_size / 2 + 12], 0xAF,
400 		       frame_size / 2 - 13);
401 		return;
402 	}
403 
404 	ring = ring_data->ring;
405 	ndev = ring_data->napi.dev;
406 	if (is_tx_ring(ring)) { /* for tx queue reset*/
407 		dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
408 		netdev_tx_reset_queue(dev_queue);
409 		return;
410 	}
411 
412 	frame_size = skb->len;
413 	frame_size &= ~1ul;
414 	/* for mutl buffer*/
415 	new_skb = skb_copy(skb, GFP_ATOMIC);
416 	dev_kfree_skb_any(skb);
417 	if (!new_skb) {
418 		netdev_err(ndev, "skb alloc failed\n");
419 		return;
420 	}
421 	skb = new_skb;
422 
423 	check_ok = 0;
424 	if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
425 		if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
426 		    (*(skb->data + frame_size / 2 + 12) == 0xAF))
427 			check_ok = 1;
428 	}
429 
430 	if (check_ok) {
431 		ndev->stats.rx_packets++;
432 		ndev->stats.rx_bytes += skb->len;
433 	} else {
434 		ndev->stats.rx_frame_errors++;
435 		for (i = 0; i < skb->len; i++) {
436 			snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
437 				 "%02x", *(skb->data + i));
438 			if ((i % 16 == 15) || (i == skb->len - 1))
439 				pr_info("%s\n", buff);
440 		}
441 	}
442 	dev_kfree_skb_any(skb);
443 }
444 
445 static int __lb_clean_rings(struct hns_nic_priv *priv,
446 			    int ringid0, int ringid1, int budget)
447 {
448 	int i, ret;
449 	struct hns_nic_ring_data *ring_data;
450 	struct net_device *ndev = priv->netdev;
451 	unsigned long rx_packets = ndev->stats.rx_packets;
452 	unsigned long rx_bytes = ndev->stats.rx_bytes;
453 	unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
454 
455 	for (i = ringid0; i <= ringid1; i++) {
456 		ring_data = &priv->ring_data[i];
457 		(void)ring_data->poll_one(ring_data,
458 					  budget, __lb_other_process);
459 	}
460 	ret = (int)(ndev->stats.rx_packets - rx_packets);
461 	ndev->stats.rx_packets = rx_packets;
462 	ndev->stats.rx_bytes = rx_bytes;
463 	ndev->stats.rx_frame_errors = rx_frame_errors;
464 	return ret;
465 }
466 
467 /**
468  * __lb_run_test -  run loopback test
469  * @ndev: net device
470  * @loop_mode: loopback mode
471  */
472 static int __lb_run_test(struct net_device *ndev,
473 			 enum hnae_loop loop_mode)
474 {
475 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
476 #define NIC_LB_TEST_RING_ID 0
477 #define NIC_LB_TEST_FRAME_SIZE 128
478 /* nic loopback test err  */
479 #define NIC_LB_TEST_NO_MEM_ERR 1
480 #define NIC_LB_TEST_TX_CNT_ERR 2
481 #define NIC_LB_TEST_RX_CNT_ERR 3
482 
483 	struct hns_nic_priv *priv = netdev_priv(ndev);
484 	struct hnae_handle *h = priv->ae_handle;
485 	int i, j, lc, good_cnt, ret_val = 0;
486 	unsigned int size;
487 	netdev_tx_t tx_ret_val;
488 	struct sk_buff *skb;
489 
490 	size = NIC_LB_TEST_FRAME_SIZE;
491 	/* allocate test skb */
492 	skb = alloc_skb(size, GFP_KERNEL);
493 	if (!skb)
494 		return NIC_LB_TEST_NO_MEM_ERR;
495 
496 	/* place data into test skb */
497 	(void)skb_put(skb, size);
498 	skb->dev = ndev;
499 	__lb_other_process(NULL, skb);
500 	skb->queue_mapping = NIC_LB_TEST_RING_ID;
501 
502 	lc = 1;
503 	for (j = 0; j < lc; j++) {
504 		/* reset count of good packets */
505 		good_cnt = 0;
506 		/* place 64 packets on the transmit queue*/
507 		for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
508 			(void)skb_get(skb);
509 
510 			tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
511 				ndev, skb,
512 				&tx_ring_data(priv, skb->queue_mapping));
513 			if (tx_ret_val == NETDEV_TX_OK)
514 				good_cnt++;
515 			else
516 				break;
517 		}
518 		if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
519 			ret_val = NIC_LB_TEST_TX_CNT_ERR;
520 			dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
521 				hns_nic_test_strs[loop_mode], good_cnt,
522 				NIC_LB_TEST_PKT_NUM_PER_CYCLE);
523 			break;
524 		}
525 
526 		/* allow 100 milliseconds for packets to go from Tx to Rx */
527 		msleep(100);
528 
529 		good_cnt = __lb_clean_rings(priv,
530 					    h->q_num, h->q_num * 2 - 1,
531 					    NIC_LB_TEST_PKT_NUM_PER_CYCLE);
532 		if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
533 			ret_val = NIC_LB_TEST_RX_CNT_ERR;
534 			dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
535 				hns_nic_test_strs[loop_mode], good_cnt,
536 				NIC_LB_TEST_PKT_NUM_PER_CYCLE);
537 			break;
538 		}
539 		(void)__lb_clean_rings(priv,
540 				       NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
541 				       NIC_LB_TEST_PKT_NUM_PER_CYCLE);
542 	}
543 
544 	/* free the original skb */
545 	kfree_skb(skb);
546 
547 	return ret_val;
548 }
549 
550 static int __lb_down(struct net_device *ndev, enum hnae_loop loop)
551 {
552 	struct hns_nic_priv *priv = netdev_priv(ndev);
553 	struct hnae_handle *h = priv->ae_handle;
554 	int ret;
555 
556 	if (loop == MAC_INTERNALLOOP_PHY)
557 		ret = __lb_setup(ndev, MAC_LOOP_PHY_NONE);
558 	else
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 (h->dev->ops->stop)
566 		h->dev->ops->stop(h);
567 
568 	usleep_range(10000, 20000);
569 	(void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
570 
571 	hns_nic_net_reset(ndev);
572 
573 	return 0;
574 }
575 
576 /**
577  * hns_nic_self_test - self test
578  * @ndev: net device
579  * @eth_test: test cmd
580  * @data: test result
581  */
582 static void hns_nic_self_test(struct net_device *ndev,
583 			      struct ethtool_test *eth_test, u64 *data)
584 {
585 	struct hns_nic_priv *priv = netdev_priv(ndev);
586 	bool if_running = netif_running(ndev);
587 #define SELF_TEST_TPYE_NUM 3
588 	int st_param[SELF_TEST_TPYE_NUM][2];
589 	int i;
590 	int test_index = 0;
591 
592 	st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
593 	st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
594 	st_param[1][0] = MAC_INTERNALLOOP_SERDES;
595 	st_param[1][1] = 1; /*serdes must exist*/
596 	st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
597 	st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
598 		(priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
599 
600 	if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
601 		set_bit(NIC_STATE_TESTING, &priv->state);
602 
603 		if (if_running)
604 			dev_close(ndev);
605 
606 		for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
607 			if (!st_param[i][1])
608 				continue;	/* NEXT testing */
609 
610 			data[test_index] = __lb_up(ndev,
611 				(enum hnae_loop)st_param[i][0]);
612 			if (!data[test_index]) {
613 				data[test_index] = __lb_run_test(
614 					ndev, (enum hnae_loop)st_param[i][0]);
615 				(void)__lb_down(ndev,
616 						(enum hnae_loop)st_param[i][0]);
617 			}
618 
619 			if (data[test_index])
620 				eth_test->flags |= ETH_TEST_FL_FAILED;
621 
622 			test_index++;
623 		}
624 
625 		hns_nic_net_reset(priv->netdev);
626 
627 		clear_bit(NIC_STATE_TESTING, &priv->state);
628 
629 		if (if_running)
630 			(void)dev_open(ndev, NULL);
631 	}
632 	/* Online tests aren't run; pass by default */
633 
634 	(void)msleep_interruptible(4 * 1000);
635 }
636 
637 /**
638  * hns_nic_get_drvinfo - get net driver info
639  * @net_dev: net device
640  * @drvinfo: driver info
641  */
642 static void hns_nic_get_drvinfo(struct net_device *net_dev,
643 				struct ethtool_drvinfo *drvinfo)
644 {
645 	struct hns_nic_priv *priv = netdev_priv(net_dev);
646 
647 	strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
648 		sizeof(drvinfo->version));
649 	drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
650 
651 	strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
652 	drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
653 
654 	strncpy(drvinfo->bus_info, priv->dev->bus->name,
655 		sizeof(drvinfo->bus_info));
656 	drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
657 
658 	strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
659 	drvinfo->eedump_len = 0;
660 }
661 
662 /**
663  * hns_get_ringparam - get ring parameter
664  * @net_dev: net device
665  * @param: ethtool parameter
666  * @kernel_param: ethtool external parameter
667  * @extack: netlink extended ACK report struct
668  */
669 static void hns_get_ringparam(struct net_device *net_dev,
670 			      struct ethtool_ringparam *param,
671 			      struct kernel_ethtool_ringparam *kernel_param,
672 			      struct netlink_ext_ack *extack)
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  * @net_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  * @net_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 	h = priv->ae_handle;
724 	ops = h->dev->ops;
725 
726 	if (!ops->set_pauseparam)
727 		return -ESRCH;
728 
729 	return ops->set_pauseparam(priv->ae_handle, param->autoneg,
730 				   param->rx_pause, param->tx_pause);
731 }
732 
733 /**
734  * hns_get_coalesce - get coalesce info.
735  * @net_dev: net device
736  * @ec: coalesce info.
737  * @kernel_coal: ethtool CQE mode setting structure
738  * @extack: extack for reporting error messages
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 			    struct kernel_ethtool_coalesce *kernel_coal,
745 			    struct netlink_ext_ack *extack)
746 {
747 	struct hns_nic_priv *priv = netdev_priv(net_dev);
748 	struct hnae_ae_ops *ops;
749 
750 	ops = priv->ae_handle->dev->ops;
751 
752 	ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en;
753 	ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en;
754 
755 	if ((!ops->get_coalesce_usecs) ||
756 	    (!ops->get_max_coalesced_frames))
757 		return -ESRCH;
758 
759 	ops->get_coalesce_usecs(priv->ae_handle,
760 					&ec->tx_coalesce_usecs,
761 					&ec->rx_coalesce_usecs);
762 
763 	ops->get_max_coalesced_frames(
764 		priv->ae_handle,
765 		&ec->tx_max_coalesced_frames,
766 		&ec->rx_max_coalesced_frames);
767 
768 	ops->get_coalesce_range(priv->ae_handle,
769 				&ec->tx_max_coalesced_frames_low,
770 				&ec->rx_max_coalesced_frames_low,
771 				&ec->tx_max_coalesced_frames_high,
772 				&ec->rx_max_coalesced_frames_high,
773 				&ec->tx_coalesce_usecs_low,
774 				&ec->rx_coalesce_usecs_low,
775 				&ec->tx_coalesce_usecs_high,
776 				&ec->rx_coalesce_usecs_high);
777 
778 	return 0;
779 }
780 
781 /**
782  * hns_set_coalesce - set coalesce info.
783  * @net_dev: net device
784  * @ec: coalesce info.
785  * @kernel_coal: ethtool CQE mode setting structure
786  * @extack: extack for reporting error messages
787  *
788  * Return 0 on success, negative on failure.
789  */
790 static int hns_set_coalesce(struct net_device *net_dev,
791 			    struct ethtool_coalesce *ec,
792 			    struct kernel_ethtool_coalesce *kernel_coal,
793 			    struct netlink_ext_ack *extack)
794 {
795 	struct hns_nic_priv *priv = netdev_priv(net_dev);
796 	struct hnae_ae_ops *ops;
797 	int rc1, rc2;
798 
799 	ops = priv->ae_handle->dev->ops;
800 
801 	if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
802 		return -EINVAL;
803 
804 	if ((!ops->set_coalesce_usecs) ||
805 	    (!ops->set_coalesce_frames))
806 		return -ESRCH;
807 
808 	if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en)
809 		priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce;
810 
811 	rc1 = ops->set_coalesce_usecs(priv->ae_handle,
812 				      ec->rx_coalesce_usecs);
813 
814 	rc2 = ops->set_coalesce_frames(priv->ae_handle,
815 				       ec->tx_max_coalesced_frames,
816 				       ec->rx_max_coalesced_frames);
817 
818 	if (rc1 || rc2)
819 		return -EINVAL;
820 
821 	return 0;
822 }
823 
824 /**
825  * hns_get_channels - get channel info.
826  * @net_dev: net device
827  * @ch: channel info.
828  */
829 static void
830 hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
831 {
832 	struct hns_nic_priv *priv = netdev_priv(net_dev);
833 
834 	ch->max_rx = priv->ae_handle->q_num;
835 	ch->max_tx = priv->ae_handle->q_num;
836 
837 	ch->rx_count = priv->ae_handle->q_num;
838 	ch->tx_count = priv->ae_handle->q_num;
839 }
840 
841 /**
842  * hns_get_ethtool_stats - get detail statistics.
843  * @netdev: net device
844  * @stats: statistics info.
845  * @data: statistics data.
846  */
847 static void hns_get_ethtool_stats(struct net_device *netdev,
848 				  struct ethtool_stats *stats, u64 *data)
849 {
850 	u64 *p = data;
851 	struct hns_nic_priv *priv = netdev_priv(netdev);
852 	struct hnae_handle *h = priv->ae_handle;
853 	const struct rtnl_link_stats64 *net_stats;
854 	struct rtnl_link_stats64 temp;
855 
856 	if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
857 		netdev_err(netdev, "get_stats or update_stats is null!\n");
858 		return;
859 	}
860 
861 	h->dev->ops->update_stats(h, &netdev->stats);
862 
863 	net_stats = dev_get_stats(netdev, &temp);
864 
865 	/* get netdev statistics */
866 	p[0] = net_stats->rx_packets;
867 	p[1] = net_stats->tx_packets;
868 	p[2] = net_stats->rx_bytes;
869 	p[3] = net_stats->tx_bytes;
870 	p[4] = net_stats->rx_errors;
871 	p[5] = net_stats->tx_errors;
872 	p[6] = net_stats->rx_dropped;
873 	p[7] = net_stats->tx_dropped;
874 	p[8] = net_stats->multicast;
875 	p[9] = net_stats->collisions;
876 	p[10] = net_stats->rx_over_errors;
877 	p[11] = net_stats->rx_crc_errors;
878 	p[12] = net_stats->rx_frame_errors;
879 	p[13] = net_stats->rx_fifo_errors;
880 	p[14] = net_stats->rx_missed_errors;
881 	p[15] = net_stats->tx_aborted_errors;
882 	p[16] = net_stats->tx_carrier_errors;
883 	p[17] = net_stats->tx_fifo_errors;
884 	p[18] = net_stats->tx_heartbeat_errors;
885 	p[19] = net_stats->rx_length_errors;
886 	p[20] = net_stats->tx_window_errors;
887 	p[21] = net_stats->rx_compressed;
888 	p[22] = net_stats->tx_compressed;
889 
890 	p[23] = netdev->rx_dropped.counter;
891 	p[24] = netdev->tx_dropped.counter;
892 
893 	p[25] = priv->tx_timeout_count;
894 
895 	/* get driver statistics */
896 	h->dev->ops->get_stats(h, &p[26]);
897 }
898 
899 /**
900  * hns_get_strings: Return a set of strings that describe the requested objects
901  * @netdev: net device
902  * @stringset: string set ID.
903  * @data: objects data.
904  */
905 static void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
906 {
907 	struct hns_nic_priv *priv = netdev_priv(netdev);
908 	struct hnae_handle *h = priv->ae_handle;
909 	u8 *buff = data;
910 
911 	if (!h->dev->ops->get_strings) {
912 		netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
913 		return;
914 	}
915 
916 	if (stringset == ETH_SS_TEST) {
917 		if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
918 			ethtool_sprintf(&buff,
919 					hns_nic_test_strs[MAC_INTERNALLOOP_MAC]);
920 		ethtool_sprintf(&buff,
921 				hns_nic_test_strs[MAC_INTERNALLOOP_SERDES]);
922 		if ((netdev->phydev) && (!netdev->phydev->is_c45))
923 			ethtool_sprintf(&buff,
924 					hns_nic_test_strs[MAC_INTERNALLOOP_PHY]);
925 
926 	} else {
927 		ethtool_sprintf(&buff, "rx_packets");
928 		ethtool_sprintf(&buff, "tx_packets");
929 		ethtool_sprintf(&buff, "rx_bytes");
930 		ethtool_sprintf(&buff, "tx_bytes");
931 		ethtool_sprintf(&buff, "rx_errors");
932 		ethtool_sprintf(&buff, "tx_errors");
933 		ethtool_sprintf(&buff, "rx_dropped");
934 		ethtool_sprintf(&buff, "tx_dropped");
935 		ethtool_sprintf(&buff, "multicast");
936 		ethtool_sprintf(&buff, "collisions");
937 		ethtool_sprintf(&buff, "rx_over_errors");
938 		ethtool_sprintf(&buff, "rx_crc_errors");
939 		ethtool_sprintf(&buff, "rx_frame_errors");
940 		ethtool_sprintf(&buff, "rx_fifo_errors");
941 		ethtool_sprintf(&buff, "rx_missed_errors");
942 		ethtool_sprintf(&buff, "tx_aborted_errors");
943 		ethtool_sprintf(&buff, "tx_carrier_errors");
944 		ethtool_sprintf(&buff, "tx_fifo_errors");
945 		ethtool_sprintf(&buff, "tx_heartbeat_errors");
946 		ethtool_sprintf(&buff, "rx_length_errors");
947 		ethtool_sprintf(&buff, "tx_window_errors");
948 		ethtool_sprintf(&buff, "rx_compressed");
949 		ethtool_sprintf(&buff, "tx_compressed");
950 		ethtool_sprintf(&buff, "netdev_rx_dropped");
951 		ethtool_sprintf(&buff, "netdev_tx_dropped");
952 
953 		ethtool_sprintf(&buff, "netdev_tx_timeout");
954 
955 		h->dev->ops->get_strings(h, stringset, buff);
956 	}
957 }
958 
959 /**
960  * hns_get_sset_count - get string set count returned by nic_get_strings
961  * @netdev: net device
962  * @stringset: string set index, 0: self test string; 1: statistics string.
963  *
964  * Return string set count.
965  */
966 static int hns_get_sset_count(struct net_device *netdev, int stringset)
967 {
968 	struct hns_nic_priv *priv = netdev_priv(netdev);
969 	struct hnae_handle *h = priv->ae_handle;
970 	struct hnae_ae_ops *ops = h->dev->ops;
971 
972 	if (!ops->get_sset_count) {
973 		netdev_err(netdev, "get_sset_count is null!\n");
974 		return -EOPNOTSUPP;
975 	}
976 	if (stringset == ETH_SS_TEST) {
977 		u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
978 
979 		if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
980 			cnt--;
981 
982 		if ((!netdev->phydev) || (netdev->phydev->is_c45))
983 			cnt--;
984 
985 		return cnt;
986 	} else if (stringset == ETH_SS_STATS) {
987 		return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
988 	} else {
989 		return -EOPNOTSUPP;
990 	}
991 }
992 
993 /**
994  * hns_phy_led_set - set phy LED status.
995  * @netdev: net device
996  * @value: LED state.
997  *
998  * Return 0 on success, negative on failure.
999  */
1000 static int hns_phy_led_set(struct net_device *netdev, int value)
1001 {
1002 	int retval;
1003 	struct phy_device *phy_dev = netdev->phydev;
1004 
1005 	retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1006 	retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1007 	retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1008 	if (retval) {
1009 		netdev_err(netdev, "mdiobus_write fail !\n");
1010 		return retval;
1011 	}
1012 	return 0;
1013 }
1014 
1015 /**
1016  * hns_set_phys_id - set phy identify LED.
1017  * @netdev: net device
1018  * @state: LED state.
1019  *
1020  * Return 0 on success, negative on failure.
1021  */
1022 static int
1023 hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1024 {
1025 	struct hns_nic_priv *priv = netdev_priv(netdev);
1026 	struct hnae_handle *h = priv->ae_handle;
1027 	struct phy_device *phy_dev = netdev->phydev;
1028 	int ret;
1029 
1030 	if (phy_dev)
1031 		switch (state) {
1032 		case ETHTOOL_ID_ACTIVE:
1033 			ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1034 					HNS_PHY_PAGE_LED);
1035 			if (ret)
1036 				return ret;
1037 
1038 			priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1039 
1040 			ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1041 					HNS_PHY_PAGE_COPPER);
1042 			if (ret)
1043 				return ret;
1044 			return 2;
1045 		case ETHTOOL_ID_ON:
1046 			ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1047 			if (ret)
1048 				return ret;
1049 			break;
1050 		case ETHTOOL_ID_OFF:
1051 			ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1052 			if (ret)
1053 				return ret;
1054 			break;
1055 		case ETHTOOL_ID_INACTIVE:
1056 			ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1057 					HNS_PHY_PAGE_LED);
1058 			if (ret)
1059 				return ret;
1060 
1061 			ret = phy_write(phy_dev, HNS_LED_FC_REG,
1062 					priv->phy_led_val);
1063 			if (ret)
1064 				return ret;
1065 
1066 			ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1067 					HNS_PHY_PAGE_COPPER);
1068 			if (ret)
1069 				return ret;
1070 			break;
1071 		default:
1072 			return -EINVAL;
1073 		}
1074 	else
1075 		switch (state) {
1076 		case ETHTOOL_ID_ACTIVE:
1077 			return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1078 		case ETHTOOL_ID_ON:
1079 			return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1080 		case ETHTOOL_ID_OFF:
1081 			return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1082 		case ETHTOOL_ID_INACTIVE:
1083 			return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1084 		default:
1085 			return -EINVAL;
1086 		}
1087 
1088 	return 0;
1089 }
1090 
1091 /**
1092  * hns_get_regs - get net device register
1093  * @net_dev: net device
1094  * @cmd: ethtool cmd
1095  * @data: register data
1096  */
1097 static void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1098 			 void *data)
1099 {
1100 	struct hns_nic_priv *priv = netdev_priv(net_dev);
1101 	struct hnae_ae_ops *ops;
1102 
1103 	ops = priv->ae_handle->dev->ops;
1104 
1105 	cmd->version = HNS_CHIP_VERSION;
1106 	if (!ops->get_regs) {
1107 		netdev_err(net_dev, "ops->get_regs is null!\n");
1108 		return;
1109 	}
1110 	ops->get_regs(priv->ae_handle, data);
1111 }
1112 
1113 /**
1114  * hns_get_regs_len - get total register len.
1115  * @net_dev: net device
1116  *
1117  * Return total register len.
1118  */
1119 static int hns_get_regs_len(struct net_device *net_dev)
1120 {
1121 	u32 reg_num;
1122 	struct hns_nic_priv *priv = netdev_priv(net_dev);
1123 	struct hnae_ae_ops *ops;
1124 
1125 	ops = priv->ae_handle->dev->ops;
1126 	if (!ops->get_regs_len) {
1127 		netdev_err(net_dev, "ops->get_regs_len is null!\n");
1128 		return -EOPNOTSUPP;
1129 	}
1130 
1131 	reg_num = ops->get_regs_len(priv->ae_handle);
1132 	if (reg_num > 0)
1133 		return reg_num * sizeof(u32);
1134 	else
1135 		return reg_num;	/* error code */
1136 }
1137 
1138 /**
1139  * hns_nic_nway_reset - nway reset
1140  * @netdev: net device
1141  *
1142  * Return 0 on success, negative on failure
1143  */
1144 static int hns_nic_nway_reset(struct net_device *netdev)
1145 {
1146 	struct phy_device *phy = netdev->phydev;
1147 
1148 	if (!netif_running(netdev))
1149 		return 0;
1150 
1151 	if (!phy)
1152 		return -EOPNOTSUPP;
1153 
1154 	if (phy->autoneg != AUTONEG_ENABLE)
1155 		return -EINVAL;
1156 
1157 	return genphy_restart_aneg(phy);
1158 }
1159 
1160 static u32
1161 hns_get_rss_key_size(struct net_device *netdev)
1162 {
1163 	struct hns_nic_priv *priv = netdev_priv(netdev);
1164 	struct hnae_ae_ops *ops;
1165 
1166 	if (AE_IS_VER1(priv->enet_ver)) {
1167 		netdev_err(netdev,
1168 			   "RSS feature is not supported on this hardware\n");
1169 		return 0;
1170 	}
1171 
1172 	ops = priv->ae_handle->dev->ops;
1173 	return ops->get_rss_key_size(priv->ae_handle);
1174 }
1175 
1176 static u32
1177 hns_get_rss_indir_size(struct net_device *netdev)
1178 {
1179 	struct hns_nic_priv *priv = netdev_priv(netdev);
1180 	struct hnae_ae_ops *ops;
1181 
1182 	if (AE_IS_VER1(priv->enet_ver)) {
1183 		netdev_err(netdev,
1184 			   "RSS feature is not supported on this hardware\n");
1185 		return 0;
1186 	}
1187 
1188 	ops = priv->ae_handle->dev->ops;
1189 	return ops->get_rss_indir_size(priv->ae_handle);
1190 }
1191 
1192 static int
1193 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1194 {
1195 	struct hns_nic_priv *priv = netdev_priv(netdev);
1196 	struct hnae_ae_ops *ops;
1197 
1198 	if (AE_IS_VER1(priv->enet_ver)) {
1199 		netdev_err(netdev,
1200 			   "RSS feature is not supported on this hardware\n");
1201 		return -EOPNOTSUPP;
1202 	}
1203 
1204 	ops = priv->ae_handle->dev->ops;
1205 
1206 	if (!indir)
1207 		return 0;
1208 
1209 	return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1210 }
1211 
1212 static int
1213 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1214 	    const u8 hfunc)
1215 {
1216 	struct hns_nic_priv *priv = netdev_priv(netdev);
1217 	struct hnae_ae_ops *ops;
1218 
1219 	if (AE_IS_VER1(priv->enet_ver)) {
1220 		netdev_err(netdev,
1221 			   "RSS feature is not supported on this hardware\n");
1222 		return -EOPNOTSUPP;
1223 	}
1224 
1225 	ops = priv->ae_handle->dev->ops;
1226 
1227 	if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
1228 		netdev_err(netdev, "Invalid hfunc!\n");
1229 		return -EOPNOTSUPP;
1230 	}
1231 
1232 	return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1233 }
1234 
1235 static int hns_get_rxnfc(struct net_device *netdev,
1236 			 struct ethtool_rxnfc *cmd,
1237 			 u32 *rule_locs)
1238 {
1239 	struct hns_nic_priv *priv = netdev_priv(netdev);
1240 
1241 	switch (cmd->cmd) {
1242 	case ETHTOOL_GRXRINGS:
1243 		cmd->data = priv->ae_handle->q_num;
1244 		break;
1245 	default:
1246 		return -EOPNOTSUPP;
1247 	}
1248 
1249 	return 0;
1250 }
1251 
1252 static const struct ethtool_ops hns_ethtool_ops = {
1253 	.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
1254 				     ETHTOOL_COALESCE_MAX_FRAMES |
1255 				     ETHTOOL_COALESCE_USE_ADAPTIVE |
1256 				     ETHTOOL_COALESCE_USECS_LOW_HIGH |
1257 				     ETHTOOL_COALESCE_MAX_FRAMES_LOW_HIGH,
1258 	.get_drvinfo = hns_nic_get_drvinfo,
1259 	.get_link  = hns_nic_get_link,
1260 	.get_ringparam = hns_get_ringparam,
1261 	.get_pauseparam = hns_get_pauseparam,
1262 	.set_pauseparam = hns_set_pauseparam,
1263 	.get_coalesce = hns_get_coalesce,
1264 	.set_coalesce = hns_set_coalesce,
1265 	.get_channels = hns_get_channels,
1266 	.self_test = hns_nic_self_test,
1267 	.get_strings = hns_get_strings,
1268 	.get_sset_count = hns_get_sset_count,
1269 	.get_ethtool_stats = hns_get_ethtool_stats,
1270 	.set_phys_id = hns_set_phys_id,
1271 	.get_regs_len = hns_get_regs_len,
1272 	.get_regs = hns_get_regs,
1273 	.nway_reset = hns_nic_nway_reset,
1274 	.get_rxfh_key_size = hns_get_rss_key_size,
1275 	.get_rxfh_indir_size = hns_get_rss_indir_size,
1276 	.get_rxfh = hns_get_rss,
1277 	.set_rxfh = hns_set_rss,
1278 	.get_rxnfc = hns_get_rxnfc,
1279 	.get_link_ksettings  = hns_nic_get_link_ksettings,
1280 	.set_link_ksettings  = hns_nic_set_link_ksettings,
1281 };
1282 
1283 void hns_ethtool_set_ops(struct net_device *ndev)
1284 {
1285 	ndev->ethtool_ops = &hns_ethtool_ops;
1286 }
1287