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net: hns: Remove redundant memset during buffer release
[mirror_ubuntu-bionic-kernel.git] / drivers / net / ethernet / hisilicon / hns / hns_ethtool.c
CommitLineData
b5996f11 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>
b5996f11 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 */
43static 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
b5996f11 49 h = priv->ae_handle;
50
262b38cd
PR		 51 if (net_dev->phydev) {
52 if (!genphy_read_status(net_dev->phydev))
53 link_stat = net_dev->phydev->link;
b5996f11 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
66static void hns_get_mdix_mode(struct net_device *net_dev,
d270f76c 67 struct ethtool_link_ksettings *cmd)
b5996f11 68{
69 int mdix_ctrl, mdix, retval, is_resolved;
262b38cd 70 struct phy_device *phy_dev = net_dev->phydev;
b5996f11 71
e5a03bfd 72 if (!phy_dev || !phy_dev->mdio.bus) {
d270f76c
PR		 73 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
74 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
b5996f11 75 return;
76 }
77
cd690e48 78 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
b5996f11 79
cd690e48 80 retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
b5996f11 81 mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
82
cd690e48 83 retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
b5996f11 84 mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
85 is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
86
cd690e48 87 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
b5996f11 88
89 switch (mdix_ctrl) {
90 case 0x0:
d270f76c 91 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI;
b5996f11 92 break;
93 case 0x1:
d270f76c 94 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X;
b5996f11 95 break;
96 case 0x3:
d270f76c 97 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
b5996f11 98 break;
99 default:
d270f76c 100 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
b5996f11 101 break;
102 }
103
104 if (!is_resolved)
d270f76c 105 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
b5996f11 106 else if (mdix)
d270f76c 107 cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
b5996f11 108 else
d270f76c 109 cmd->base.eth_tp_mdix = ETH_TP_MDI;
b5996f11 110}
111
112/**
d270f76c 113 *hns_nic_get_link_ksettings - implement ethtool get link ksettings
b5996f11 114 *@net_dev: net_device
d270f76c 115 *@cmd: ethtool_link_ksettings
b5996f11 116 *retuen 0 - success , negative --fail
117 */
d270f76c
PR		 118static int hns_nic_get_link_ksettings(struct net_device *net_dev,
119 struct ethtool_link_ksettings *cmd)
b5996f11 120{
121 struct hns_nic_priv *priv = netdev_priv(net_dev);
122 struct hnae_handle *h;
123 u32 link_stat;
124 int ret;
125 u8 duplex;
126 u16 speed;
d270f76c 127 u32 supported, advertising;
b5996f11 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
d270f76c
PR		 142 ethtool_convert_link_mode_to_legacy_u32(&supported,
143 cmd->link_modes.supported);
144 ethtool_convert_link_mode_to_legacy_u32(&advertising,
145 cmd->link_modes.advertising);
146
b5996f11 147 /* When there is no phy, autoneg is off. */
d270f76c
PR		 148 cmd->base.autoneg = false;
149 cmd->base.cmd = speed;
150 cmd->base.duplex = duplex;
b5996f11 151
262b38cd 152 if (net_dev->phydev)
d270f76c 153 (void)phy_ethtool_ksettings_get(net_dev->phydev, cmd);
b5996f11 154
155 link_stat = hns_nic_get_link(net_dev);
156 if (!link_stat) {
d270f76c
PR		 157 cmd->base.speed = (u32)SPEED_UNKNOWN;
158 cmd->base.duplex = DUPLEX_UNKNOWN;
b5996f11 159 }
160
d270f76c
PR		 161 if (cmd->base.autoneg)
162 advertising |= ADVERTISED_Autoneg;
b5996f11 163
d270f76c 164 supported |= h->if_support;
b5996f11 165 if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
d270f76c
PR		 166 supported |= SUPPORTED_TP;
167 advertising |= ADVERTISED_1000baseT_Full;
b5996f11 168 } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
d270f76c
PR		 169 supported |= SUPPORTED_FIBRE;
170 advertising |= ADVERTISED_10000baseKR_Full;
b5996f11 171 }
172
5d2525f7
KY		 173 switch (h->media_type) {
174 case HNAE_MEDIA_TYPE_FIBER:
d270f76c 175 cmd->base.port = PORT_FIBRE;
5d2525f7
KY		 176 break;
177 case HNAE_MEDIA_TYPE_COPPER:
d270f76c 178 cmd->base.port = PORT_TP;
5d2525f7
KY		 179 break;
180 case HNAE_MEDIA_TYPE_UNKNOWN:
181 default:
182 break;
b5996f11 183 }
184
5d2525f7 185 if (!(AE_IS_VER1(priv->enet_ver) && h->port_type == HNAE_PORT_DEBUG))
d270f76c
PR		 186 supported |= SUPPORTED_Pause;
187
188 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
189 supported);
190 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
191 advertising);
5d2525f7 192
d270f76c 193 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22;
b5996f11 194 hns_get_mdix_mode(net_dev, cmd);
195
196 return 0;
197}
198
199/**
d270f76c 200 *hns_nic_set_link_settings - implement ethtool set link ksettings
b5996f11 201 *@net_dev: net_device
d270f76c 202 *@cmd: ethtool_link_ksettings
b5996f11 203 *retuen 0 - success , negative --fail
204 */
d270f76c
PR		 205static int hns_nic_set_link_ksettings(struct net_device *net_dev,
206 const struct ethtool_link_ksettings *cmd)
b5996f11 207{
208 struct hns_nic_priv *priv = netdev_priv(net_dev);
209 struct hnae_handle *h;
b5996f11 210 u32 speed;
b5996f11 211
212 if (!netif_running(net_dev))
213 return -ESRCH;
214
215 if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
216 !priv->ae_handle->dev->ops)
217 return -ENODEV;
218
219 h = priv->ae_handle;
d270f76c 220 speed = cmd->base.speed;
b5996f11 221
222 if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
d270f76c
PR		 223 if (cmd->base.autoneg == AUTONEG_ENABLE ||
224 speed != SPEED_10000 ||
225 cmd->base.duplex != DUPLEX_FULL)
b5996f11 226 return -EINVAL;
227 } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
d270f76c 228 if (!net_dev->phydev && cmd->base.autoneg == AUTONEG_ENABLE)
b5996f11 229 return -EINVAL;
230
d270f76c 231 if (speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
b5996f11 232 return -EINVAL;
262b38cd 233 if (net_dev->phydev)
d270f76c 234 return phy_ethtool_ksettings_set(net_dev->phydev, cmd);
b5996f11 235
20ddb1d3 236 if ((speed != SPEED_10 && speed != SPEED_100 &&
d270f76c
PR		 237 speed != SPEED_1000) || (cmd->base.duplex != DUPLEX_HALF &&
238 cmd->base.duplex != DUPLEX_FULL))
b5996f11 239 return -EINVAL;
240 } else {
241 netdev_err(net_dev, "Not supported!");
242 return -ENOTSUPP;
243 }
244
20ddb1d3 245 if (h->dev->ops->adjust_link) {
d270f76c 246 h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex);
b5996f11 247 return 0;
248 }
20ddb1d3 249
b5996f11 250 netdev_err(net_dev, "Not supported!");
251 return -ENOTSUPP;
252}
253
254static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
255 "Mac Loopback test",
256 "Serdes Loopback test",
257 "Phy Loopback test"
258};
259
260static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
261{
262#define COPPER_CONTROL_REG 0
cba80bde 263#define PHY_POWER_DOWN BIT(11)
b5996f11 264#define PHY_LOOP_BACK BIT(14)
265 u16 val = 0;
266
267 if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */
268 return -ENOTSUPP;
269
270 if (en) {
271 /* speed : 1000M */
cd690e48
AL		 272 phy_write(phy_dev, HNS_PHY_PAGE_REG, 2);
273 phy_write(phy_dev, 21, 0x1046);
cba80bde
KY		 274
275 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
b5996f11 276 /* Force Master */
cd690e48 277 phy_write(phy_dev, 9, 0x1F00);
cba80bde 278
b5996f11 279 /* Soft-reset */
cd690e48 280 phy_write(phy_dev, 0, 0x9140);
b5996f11 281 /* If autoneg disabled,two soft-reset operations */
cd690e48 282 phy_write(phy_dev, 0, 0x9140);
cba80bde
KY		 283
284 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
b5996f11 285
286 /* Default is 0x0400 */
cd690e48 287 phy_write(phy_dev, 1, 0x418);
b5996f11 288
289 /* Force 1000M Link, Default is 0x0200 */
cd690e48 290 phy_write(phy_dev, 7, 0x20C);
cba80bde 291 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
b5996f11 292
cba80bde 293 /* Enable PHY loop-back */
cd690e48 294 val = phy_read(phy_dev, COPPER_CONTROL_REG);
b5996f11 295 val |= PHY_LOOP_BACK;
cba80bde 296 val &= ~PHY_POWER_DOWN;
cd690e48 297 phy_write(phy_dev, COPPER_CONTROL_REG, val);
b5996f11 298 } else {
cba80bde 299 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
cd690e48
AL		 300 phy_write(phy_dev, 1, 0x400);
301 phy_write(phy_dev, 7, 0x200);
cba80bde
KY		 302 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
303 phy_write(phy_dev, 9, 0xF00);
cd690e48
AL		 304
305 val = phy_read(phy_dev, COPPER_CONTROL_REG);
b5996f11 306 val &= ~PHY_LOOP_BACK;
cba80bde 307 val |= PHY_POWER_DOWN;
cd690e48 308 phy_write(phy_dev, COPPER_CONTROL_REG, val);
b5996f11 309 }
310 return 0;
311}
312
313static int __lb_setup(struct net_device *ndev,
314 enum hnae_loop loop)
315{
316 int ret = 0;
317 struct hns_nic_priv *priv = netdev_priv(ndev);
262b38cd 318 struct phy_device *phy_dev = ndev->phydev;
b5996f11 319 struct hnae_handle *h = priv->ae_handle;
320
321 switch (loop) {
322 case MAC_INTERNALLOOP_PHY:
68c222a6 323 if ((phy_dev) && (!phy_dev->is_c45)) {
b5996f11 324 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
68c222a6 325 ret |= h->dev->ops->set_loopback(h, loop, 0x1);
326 }
b5996f11 327 break;
328 case MAC_INTERNALLOOP_MAC:
329 if ((h->dev->ops->set_loopback) &&
330 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
331 ret = h->dev->ops->set_loopback(h, loop, 0x1);
332 break;
333 case MAC_INTERNALLOOP_SERDES:
334 if (h->dev->ops->set_loopback)
335 ret = h->dev->ops->set_loopback(h, loop, 0x1);
336 break;
337 case MAC_LOOP_NONE:
338 if ((phy_dev) && (!phy_dev->is_c45))
339 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
340
341 if (h->dev->ops->set_loopback) {
342 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
343 ret |= h->dev->ops->set_loopback(h,
344 MAC_INTERNALLOOP_MAC, 0x0);
345
346 ret |= h->dev->ops->set_loopback(h,
347 MAC_INTERNALLOOP_SERDES, 0x0);
348 }
349 break;
350 default:
351 ret = -EINVAL;
352 break;
353 }
354
ea870bf9
KY		 355 if (!ret) {
356 if (loop == MAC_LOOP_NONE)
357 h->dev->ops->set_promisc_mode(
358 h, ndev->flags & IFF_PROMISC);
359 else
360 h->dev->ops->set_promisc_mode(h, 1);
361 }
b5996f11 362 return ret;
363}
364
365static int __lb_up(struct net_device *ndev,
366 enum hnae_loop loop_mode)
367{
368 struct hns_nic_priv *priv = netdev_priv(ndev);
369 struct hnae_handle *h = priv->ae_handle;
370 int speed, duplex;
371 int ret;
372
373 hns_nic_net_reset(ndev);
374
b5996f11 375 ret = __lb_setup(ndev, loop_mode);
376 if (ret)
377 return ret;
378
cba80bde 379 msleep(200);
b5996f11 380
381 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
382 if (ret)
383 return ret;
384
b5996f11 385 /* link adjust duplex*/
386 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
387 speed = 1000;
388 else
389 speed = 10000;
390 duplex = 1;
391
392 h->dev->ops->adjust_link(h, speed, duplex);
393
394 return 0;
395}
396
397static void __lb_other_process(struct hns_nic_ring_data *ring_data,
398 struct sk_buff *skb)
399{
400 struct net_device *ndev;
68c222a6 401 struct hns_nic_priv *priv;
b5996f11 402 struct hnae_ring *ring;
403 struct netdev_queue *dev_queue;
404 struct sk_buff *new_skb;
405 unsigned int frame_size;
406 int check_ok;
407 u32 i;
408 char buff[33]; /* 32B data and the last character '\0' */
409
410 if (!ring_data) { /* Just for doing create frame*/
68c222a6 411 ndev = skb->dev;
412 priv = netdev_priv(ndev);
413
b5996f11 414 frame_size = skb->len;
415 memset(skb->data, 0xFF, frame_size);
68c222a6 416 if ((!AE_IS_VER1(priv->enet_ver)) &&
417 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
418 memcpy(skb->data, ndev->dev_addr, 6);
419 skb->data[5] += 0x1f;
420 }
421
b5996f11 422 frame_size &= ~1ul;
423 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
424 memset(&skb->data[frame_size / 2 + 10], 0xBE,
425 frame_size / 2 - 11);
426 memset(&skb->data[frame_size / 2 + 12], 0xAF,
427 frame_size / 2 - 13);
428 return;
429 }
430
431 ring = ring_data->ring;
432 ndev = ring_data->napi.dev;
433 if (is_tx_ring(ring)) { /* for tx queue reset*/
434 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
435 netdev_tx_reset_queue(dev_queue);
436 return;
437 }
438
439 frame_size = skb->len;
440 frame_size &= ~1ul;
441 /* for mutl buffer*/
442 new_skb = skb_copy(skb, GFP_ATOMIC);
443 dev_kfree_skb_any(skb);
444 skb = new_skb;
445
446 check_ok = 0;
447 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
448 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
449 (*(skb->data + frame_size / 2 + 12) == 0xAF))
450 check_ok = 1;
451 }
452
453 if (check_ok) {
454 ndev->stats.rx_packets++;
455 ndev->stats.rx_bytes += skb->len;
456 } else {
457 ndev->stats.rx_frame_errors++;
458 for (i = 0; i < skb->len; i++) {
459 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
460 "%02x", *(skb->data + i));
461 if ((i % 16 == 15) || (i == skb->len - 1))
462 pr_info("%s\n", buff);
463 }
464 }
465 dev_kfree_skb_any(skb);
466}
467
468static int __lb_clean_rings(struct hns_nic_priv *priv,
469 int ringid0, int ringid1, int budget)
470{
471 int i, ret;
472 struct hns_nic_ring_data *ring_data;
473 struct net_device *ndev = priv->netdev;
474 unsigned long rx_packets = ndev->stats.rx_packets;
475 unsigned long rx_bytes = ndev->stats.rx_bytes;
476 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
477
478 for (i = ringid0; i <= ringid1; i++) {
479 ring_data = &priv->ring_data[i];
480 (void)ring_data->poll_one(ring_data,
481 budget, __lb_other_process);
482 }
483 ret = (int)(ndev->stats.rx_packets - rx_packets);
484 ndev->stats.rx_packets = rx_packets;
485 ndev->stats.rx_bytes = rx_bytes;
486 ndev->stats.rx_frame_errors = rx_frame_errors;
487 return ret;
488}
489
490/**
491 * nic_run_loopback_test - run loopback test
492 * @nic_dev: net device
493 * @loopback_type: loopback type
494 */
495static int __lb_run_test(struct net_device *ndev,
496 enum hnae_loop loop_mode)
497{
498#define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
499#define NIC_LB_TEST_RING_ID 0
500#define NIC_LB_TEST_FRAME_SIZE 128
501/* nic loopback test err */
502#define NIC_LB_TEST_NO_MEM_ERR 1
503#define NIC_LB_TEST_TX_CNT_ERR 2
504#define NIC_LB_TEST_RX_CNT_ERR 3
505#define NIC_LB_TEST_RX_PKG_ERR 4
506 struct hns_nic_priv *priv = netdev_priv(ndev);
507 struct hnae_handle *h = priv->ae_handle;
508 int i, j, lc, good_cnt, ret_val = 0;
509 unsigned int size;
510 netdev_tx_t tx_ret_val;
511 struct sk_buff *skb;
512
513 size = NIC_LB_TEST_FRAME_SIZE;
514 /* allocate test skb */
515 skb = alloc_skb(size, GFP_KERNEL);
516 if (!skb)
517 return NIC_LB_TEST_NO_MEM_ERR;
518
519 /* place data into test skb */
520 (void)skb_put(skb, size);
68c222a6 521 skb->dev = ndev;
b5996f11 522 __lb_other_process(NULL, skb);
523 skb->queue_mapping = NIC_LB_TEST_RING_ID;
524
525 lc = 1;
526 for (j = 0; j < lc; j++) {
527 /* reset count of good packets */
528 good_cnt = 0;
529 /* place 64 packets on the transmit queue*/
530 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
531 (void)skb_get(skb);
532
533 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
534 ndev, skb,
535 &tx_ring_data(priv, skb->queue_mapping));
536 if (tx_ret_val == NETDEV_TX_OK)
537 good_cnt++;
538 else
539 break;
540 }
541 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
542 ret_val = NIC_LB_TEST_TX_CNT_ERR;
543 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
544 hns_nic_test_strs[loop_mode], good_cnt,
545 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
546 break;
547 }
548
549 /* allow 100 milliseconds for packets to go from Tx to Rx */
550 msleep(100);
551
552 good_cnt = __lb_clean_rings(priv,
553 h->q_num, h->q_num * 2 - 1,
554 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
555 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
556 ret_val = NIC_LB_TEST_RX_CNT_ERR;
557 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
558 hns_nic_test_strs[loop_mode], good_cnt,
559 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
560 break;
561 }
562 (void)__lb_clean_rings(priv,
563 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
564 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
565 }
566
567 /* free the original skb */
568 kfree_skb(skb);
569
570 return ret_val;
571}
572
573static int __lb_down(struct net_device *ndev)
574{
575 struct hns_nic_priv *priv = netdev_priv(ndev);
576 struct hnae_handle *h = priv->ae_handle;
577 int ret;
578
579 ret = __lb_setup(ndev, MAC_LOOP_NONE);
580 if (ret)
581 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
582 __func__,
583 ret);
584
b5996f11 585 if (h->dev->ops->stop)
586 h->dev->ops->stop(h);
587
588 usleep_range(10000, 20000);
589 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
590
591 hns_nic_net_reset(ndev);
592
593 return 0;
594}
595
596/**
597 * hns_nic_self_test - self test
598 * @dev: net device
599 * @eth_test: test cmd
600 * @data: test result
601 */
602static void hns_nic_self_test(struct net_device *ndev,
603 struct ethtool_test *eth_test, u64 *data)
604{
605 struct hns_nic_priv *priv = netdev_priv(ndev);
606 bool if_running = netif_running(ndev);
607#define SELF_TEST_TPYE_NUM 3
608 int st_param[SELF_TEST_TPYE_NUM][2];
609 int i;
610 int test_index = 0;
611
612 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
613 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
614 st_param[1][0] = MAC_INTERNALLOOP_SERDES;
615 st_param[1][1] = 1; /*serdes must exist*/
616 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
652d39b0 617 st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
b5996f11 618 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
619
620 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
621 set_bit(NIC_STATE_TESTING, &priv->state);
622
623 if (if_running)
624 (void)dev_close(ndev);
625
626 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
627 if (!st_param[i][1])
628 continue; /* NEXT testing */
629
630 data[test_index] = __lb_up(ndev,
631 (enum hnae_loop)st_param[i][0]);
632 if (!data[test_index]) {
633 data[test_index] = __lb_run_test(
634 ndev, (enum hnae_loop)st_param[i][0]);
635 (void)__lb_down(ndev);
636 }
637
638 if (data[test_index])
639 eth_test->flags |= ETH_TEST_FL_FAILED;
640
641 test_index++;
642 }
643
644 hns_nic_net_reset(priv->netdev);
645
646 clear_bit(NIC_STATE_TESTING, &priv->state);
647
648 if (if_running)
649 (void)dev_open(ndev);
650 }
651 /* Online tests aren't run; pass by default */
652
653 (void)msleep_interruptible(4 * 1000);
654}
655
656/**
657 * hns_nic_get_drvinfo - get net driver info
658 * @dev: net device
659 * @drvinfo: driver info
660 */
661static void hns_nic_get_drvinfo(struct net_device *net_dev,
662 struct ethtool_drvinfo *drvinfo)
663{
664 struct hns_nic_priv *priv = netdev_priv(net_dev);
665
b5996f11 666 strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
667 sizeof(drvinfo->version));
668 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
669
670 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
671 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
672
673 strncpy(drvinfo->bus_info, priv->dev->bus->name,
674 sizeof(drvinfo->bus_info));
675 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
676
677 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
13ac695e 678 drvinfo->eedump_len = 0;
b5996f11 679}
680
681/**
682 * hns_get_ringparam - get ring parameter
683 * @dev: net device
684 * @param: ethtool parameter
685 */
686void hns_get_ringparam(struct net_device *net_dev,
687 struct ethtool_ringparam *param)
688{
689 struct hns_nic_priv *priv = netdev_priv(net_dev);
690 struct hnae_ae_ops *ops;
691 struct hnae_queue *queue;
692 u32 uplimit = 0;
693
694 queue = priv->ae_handle->qs[0];
695 ops = priv->ae_handle->dev->ops;
696
697 if (ops->get_ring_bdnum_limit)
698 ops->get_ring_bdnum_limit(queue, &uplimit);
699
700 param->rx_max_pending = uplimit;
701 param->tx_max_pending = uplimit;
702 param->rx_pending = queue->rx_ring.desc_num;
703 param->tx_pending = queue->tx_ring.desc_num;
704}
705
706/**
707 * hns_get_pauseparam - get pause parameter
708 * @dev: net device
709 * @param: pause parameter
710 */
711static void hns_get_pauseparam(struct net_device *net_dev,
712 struct ethtool_pauseparam *param)
713{
714 struct hns_nic_priv *priv = netdev_priv(net_dev);
715 struct hnae_ae_ops *ops;
716
717 ops = priv->ae_handle->dev->ops;
718
719 if (ops->get_pauseparam)
720 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
721 &param->rx_pause, &param->tx_pause);
722}
723
724/**
725 * hns_set_pauseparam - set pause parameter
726 * @dev: net device
727 * @param: pause parameter
728 *
729 * Return 0 on success, negative on failure
730 */
731static int hns_set_pauseparam(struct net_device *net_dev,
732 struct ethtool_pauseparam *param)
733{
734 struct hns_nic_priv *priv = netdev_priv(net_dev);
735 struct hnae_handle *h;
736 struct hnae_ae_ops *ops;
737
b5996f11 738 h = priv->ae_handle;
739 ops = h->dev->ops;
740
741 if (!ops->set_pauseparam)
742 return -ESRCH;
743
744 return ops->set_pauseparam(priv->ae_handle, param->autoneg,
745 param->rx_pause, param->tx_pause);
746}
747
748/**
749 * hns_get_coalesce - get coalesce info.
750 * @dev: net device
751 * @ec: coalesce info.
752 *
753 * Return 0 on success, negative on failure.
754 */
755static int hns_get_coalesce(struct net_device *net_dev,
756 struct ethtool_coalesce *ec)
757{
758 struct hns_nic_priv *priv = netdev_priv(net_dev);
759 struct hnae_ae_ops *ops;
760
761 ops = priv->ae_handle->dev->ops;
762
763 ec->use_adaptive_rx_coalesce = 1;
764 ec->use_adaptive_tx_coalesce = 1;
765
766 if ((!ops->get_coalesce_usecs) ||
767 (!ops->get_rx_max_coalesced_frames))
768 return -ESRCH;
769
770 ops->get_coalesce_usecs(priv->ae_handle,
771 &ec->tx_coalesce_usecs,
772 &ec->rx_coalesce_usecs);
773
774 ops->get_rx_max_coalesced_frames(
775 priv->ae_handle,
776 &ec->tx_max_coalesced_frames,
777 &ec->rx_max_coalesced_frames);
778
ad59a17f
DH		 779 ops->get_coalesce_range(priv->ae_handle,
780 &ec->tx_max_coalesced_frames_low,
781 &ec->rx_max_coalesced_frames_low,
782 &ec->tx_max_coalesced_frames_high,
783 &ec->rx_max_coalesced_frames_high,
784 &ec->tx_coalesce_usecs_low,
785 &ec->rx_coalesce_usecs_low,
786 &ec->tx_coalesce_usecs_high,
787 &ec->rx_coalesce_usecs_high);
788
b5996f11 789 return 0;
790}
791
792/**
793 * hns_set_coalesce - set coalesce info.
794 * @dev: net device
795 * @ec: coalesce info.
796 *
797 * Return 0 on success, negative on failure.
798 */
799static int hns_set_coalesce(struct net_device *net_dev,
800 struct ethtool_coalesce *ec)
801{
802 struct hns_nic_priv *priv = netdev_priv(net_dev);
803 struct hnae_ae_ops *ops;
804 int ret;
805
b5996f11 806 ops = priv->ae_handle->dev->ops;
807
808 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
809 return -EINVAL;
810
811 if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames)
812 return -EINVAL;
813
814 if ((!ops->set_coalesce_usecs) ||
815 (!ops->set_coalesce_frames))
816 return -ESRCH;
817
9832ce4c
L		 818 ret = ops->set_coalesce_usecs(priv->ae_handle,
819 ec->rx_coalesce_usecs);
820 if (ret)
821 return ret;
b5996f11 822
823 ret = ops->set_coalesce_frames(
824 priv->ae_handle,
825 ec->rx_max_coalesced_frames);
826
827 return ret;
828}
829
830/**
831 * hns_get_channels - get channel info.
832 * @dev: net device
833 * @ch: channel info.
834 */
835void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
836{
837 struct hns_nic_priv *priv = netdev_priv(net_dev);
838
839 ch->max_rx = priv->ae_handle->q_num;
840 ch->max_tx = priv->ae_handle->q_num;
841
842 ch->rx_count = priv->ae_handle->q_num;
843 ch->tx_count = priv->ae_handle->q_num;
844}
845
846/**
847 * get_ethtool_stats - get detail statistics.
848 * @dev: net device
849 * @stats: statistics info.
850 * @data: statistics data.
851 */
852void hns_get_ethtool_stats(struct net_device *netdev,
853 struct ethtool_stats *stats, u64 *data)
854{
855 u64 *p = data;
856 struct hns_nic_priv *priv = netdev_priv(netdev);
857 struct hnae_handle *h = priv->ae_handle;
858 const struct rtnl_link_stats64 *net_stats;
859 struct rtnl_link_stats64 temp;
860
861 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
862 netdev_err(netdev, "get_stats or update_stats is null!\n");
863 return;
864 }
865
866 h->dev->ops->update_stats(h, &netdev->stats);
867
868 net_stats = dev_get_stats(netdev, &temp);
869
870 /* get netdev statistics */
871 p[0] = net_stats->rx_packets;
872 p[1] = net_stats->tx_packets;
873 p[2] = net_stats->rx_bytes;
874 p[3] = net_stats->tx_bytes;
875 p[4] = net_stats->rx_errors;
876 p[5] = net_stats->tx_errors;
877 p[6] = net_stats->rx_dropped;
878 p[7] = net_stats->tx_dropped;
879 p[8] = net_stats->multicast;
880 p[9] = net_stats->collisions;
881 p[10] = net_stats->rx_over_errors;
882 p[11] = net_stats->rx_crc_errors;
883 p[12] = net_stats->rx_frame_errors;
884 p[13] = net_stats->rx_fifo_errors;
885 p[14] = net_stats->rx_missed_errors;
886 p[15] = net_stats->tx_aborted_errors;
887 p[16] = net_stats->tx_carrier_errors;
888 p[17] = net_stats->tx_fifo_errors;
889 p[18] = net_stats->tx_heartbeat_errors;
890 p[19] = net_stats->rx_length_errors;
891 p[20] = net_stats->tx_window_errors;
892 p[21] = net_stats->rx_compressed;
893 p[22] = net_stats->tx_compressed;
894
895 p[23] = netdev->rx_dropped.counter;
896 p[24] = netdev->tx_dropped.counter;
897
898 p[25] = priv->tx_timeout_count;
899
900 /* get driver statistics */
901 h->dev->ops->get_stats(h, &p[26]);
902}
903
904/**
905 * get_strings: Return a set of strings that describe the requested objects
906 * @dev: net device
907 * @stats: string set ID.
908 * @data: objects data.
909 */
910void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
911{
912 struct hns_nic_priv *priv = netdev_priv(netdev);
913 struct hnae_handle *h = priv->ae_handle;
914 char *buff = (char *)data;
915
916 if (!h->dev->ops->get_strings) {
917 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
918 return;
919 }
920
921 if (stringset == ETH_SS_TEST) {
922 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
923 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
924 ETH_GSTRING_LEN);
925 buff += ETH_GSTRING_LEN;
926 }
927 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
928 ETH_GSTRING_LEN);
929 buff += ETH_GSTRING_LEN;
262b38cd 930 if ((netdev->phydev) && (!netdev->phydev->is_c45))
b5996f11 931 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
932 ETH_GSTRING_LEN);
933
934 } else {
935 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
936 buff = buff + ETH_GSTRING_LEN;
937 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
938 buff = buff + ETH_GSTRING_LEN;
939 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
940 buff = buff + ETH_GSTRING_LEN;
941 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
942 buff = buff + ETH_GSTRING_LEN;
943 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
944 buff = buff + ETH_GSTRING_LEN;
945 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
946 buff = buff + ETH_GSTRING_LEN;
947 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
948 buff = buff + ETH_GSTRING_LEN;
949 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
950 buff = buff + ETH_GSTRING_LEN;
951 snprintf(buff, ETH_GSTRING_LEN, "multicast");
952 buff = buff + ETH_GSTRING_LEN;
953 snprintf(buff, ETH_GSTRING_LEN, "collisions");
954 buff = buff + ETH_GSTRING_LEN;
955 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
956 buff = buff + ETH_GSTRING_LEN;
957 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
958 buff = buff + ETH_GSTRING_LEN;
959 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
960 buff = buff + ETH_GSTRING_LEN;
961 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
962 buff = buff + ETH_GSTRING_LEN;
963 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
964 buff = buff + ETH_GSTRING_LEN;
965 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
966 buff = buff + ETH_GSTRING_LEN;
967 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
968 buff = buff + ETH_GSTRING_LEN;
969 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
970 buff = buff + ETH_GSTRING_LEN;
971 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
972 buff = buff + ETH_GSTRING_LEN;
973 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
974 buff = buff + ETH_GSTRING_LEN;
975 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
976 buff = buff + ETH_GSTRING_LEN;
977 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
978 buff = buff + ETH_GSTRING_LEN;
979 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
980 buff = buff + ETH_GSTRING_LEN;
981 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
982 buff = buff + ETH_GSTRING_LEN;
983 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
984 buff = buff + ETH_GSTRING_LEN;
985
986 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
987 buff = buff + ETH_GSTRING_LEN;
988
989 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
990 }
991}
992
993/**
994 * nic_get_sset_count - get string set count witch returned by nic_get_strings.
995 * @dev: net device
996 * @stringset: string set index, 0: self test string; 1: statistics string.
997 *
998 * Return string set count.
999 */
1000int hns_get_sset_count(struct net_device *netdev, int stringset)
1001{
1002 struct hns_nic_priv *priv = netdev_priv(netdev);
1003 struct hnae_handle *h = priv->ae_handle;
1004 struct hnae_ae_ops *ops = h->dev->ops;
1005
1006 if (!ops->get_sset_count) {
1007 netdev_err(netdev, "get_sset_count is null!\n");
1008 return -EOPNOTSUPP;
1009 }
1010 if (stringset == ETH_SS_TEST) {
1011 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
1012
1013 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
1014 cnt--;
1015
262b38cd 1016 if ((!netdev->phydev) || (netdev->phydev->is_c45))
b5996f11 1017 cnt--;
1018
1019 return cnt;
1020 } else {
1021 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1022 }
1023}
1024
1025/**
1026 * hns_phy_led_set - set phy LED status.
1027 * @dev: net device
1028 * @value: LED state.
1029 *
1030 * Return 0 on success, negative on failure.
1031 */
1032int hns_phy_led_set(struct net_device *netdev, int value)
1033{
1034 int retval;
262b38cd 1035 struct phy_device *phy_dev = netdev->phydev;
b5996f11 1036
cd690e48 1037 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
055a9417
QX		 1038 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1039 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
b5996f11 1040 if (retval) {
1041 netdev_err(netdev, "mdiobus_write fail !\n");
1042 return retval;
1043 }
1044 return 0;
1045}
1046
1047/**
1048 * nic_set_phys_id - set phy identify LED.
1049 * @dev: net device
1050 * @state: LED state.
1051 *
1052 * Return 0 on success, negative on failure.
1053 */
1054int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1055{
1056 struct hns_nic_priv *priv = netdev_priv(netdev);
1057 struct hnae_handle *h = priv->ae_handle;
262b38cd 1058 struct phy_device *phy_dev = netdev->phydev;
b5996f11 1059 int ret;
1060
1061 if (phy_dev)
1062 switch (state) {
1063 case ETHTOOL_ID_ACTIVE:
cd690e48
AL		 1064 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1065 HNS_PHY_PAGE_LED);
b5996f11 1066 if (ret)
1067 return ret;
1068
cd690e48 1069 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
b5996f11 1070
cd690e48
AL		 1071 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1072 HNS_PHY_PAGE_COPPER);
b5996f11 1073 if (ret)
1074 return ret;
1075 return 2;
1076 case ETHTOOL_ID_ON:
1077 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1078 if (ret)
1079 return ret;
1080 break;
1081 case ETHTOOL_ID_OFF:
1082 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1083 if (ret)
1084 return ret;
1085 break;
1086 case ETHTOOL_ID_INACTIVE:
cd690e48
AL		 1087 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1088 HNS_PHY_PAGE_LED);
b5996f11 1089 if (ret)
1090 return ret;
1091
cd690e48
AL		 1092 ret = phy_write(phy_dev, HNS_LED_FC_REG,
1093 priv->phy_led_val);
b5996f11 1094 if (ret)
1095 return ret;
1096
cd690e48
AL		 1097 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1098 HNS_PHY_PAGE_COPPER);
b5996f11 1099 if (ret)
1100 return ret;
1101 break;
1102 default:
1103 return -EINVAL;
1104 }
1105 else
1106 switch (state) {
1107 case ETHTOOL_ID_ACTIVE:
1108 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1109 case ETHTOOL_ID_ON:
1110 return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1111 case ETHTOOL_ID_OFF:
1112 return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1113 case ETHTOOL_ID_INACTIVE:
1114 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1115 default:
1116 return -EINVAL;
1117 }
1118
1119 return 0;
1120}
1121
1122/**
1123 * hns_get_regs - get net device register
1124 * @dev: net device
1125 * @cmd: ethtool cmd
1126 * @date: register data
1127 */
1128void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1129 void *data)
1130{
1131 struct hns_nic_priv *priv = netdev_priv(net_dev);
1132 struct hnae_ae_ops *ops;
1133
b5996f11 1134 ops = priv->ae_handle->dev->ops;
1135
1136 cmd->version = HNS_CHIP_VERSION;
1137 if (!ops->get_regs) {
1138 netdev_err(net_dev, "ops->get_regs is null!\n");
1139 return;
1140 }
1141 ops->get_regs(priv->ae_handle, data);
1142}
1143
1144/**
1145 * nic_get_regs_len - get total register len.
1146 * @dev: net device
1147 *
1148 * Return total register len.
1149 */
1150static int hns_get_regs_len(struct net_device *net_dev)
1151{
1152 u32 reg_num;
1153 struct hns_nic_priv *priv = netdev_priv(net_dev);
1154 struct hnae_ae_ops *ops;
1155
b5996f11 1156 ops = priv->ae_handle->dev->ops;
1157 if (!ops->get_regs_len) {
1158 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1159 return -EOPNOTSUPP;
1160 }
1161
1162 reg_num = ops->get_regs_len(priv->ae_handle);
1163 if (reg_num > 0)
1164 return reg_num * sizeof(u32);
1165 else
1166 return reg_num; /* error code */
1167}
1168
1169/**
1170 * hns_nic_nway_reset - nway reset
1171 * @dev: net device
1172 *
1173 * Return 0 on success, negative on failure
1174 */
1175static int hns_nic_nway_reset(struct net_device *netdev)
1176{
1177 int ret = 0;
262b38cd 1178 struct phy_device *phy = netdev->phydev;
b5996f11 1179
1180 if (netif_running(netdev)) {
da2ef1e5
DH		 1181 /* if autoneg is disabled, don't restart auto-negotiation */
1182 if (phy && phy->autoneg == AUTONEG_ENABLE)
b5996f11 1183 ret = genphy_restart_aneg(phy);
1184 }
1185
1186 return ret;
1187}
1188
6bc0ce7d
S		 1189static u32
1190hns_get_rss_key_size(struct net_device *netdev)
1191{
1192 struct hns_nic_priv *priv = netdev_priv(netdev);
1193 struct hnae_ae_ops *ops;
6bc0ce7d
S		 1194
1195 if (AE_IS_VER1(priv->enet_ver)) {
1196 netdev_err(netdev,
1197 "RSS feature is not supported on this hardware\n");
beecfe9e 1198 return 0;
6bc0ce7d
S		 1199 }
1200
1201 ops = priv->ae_handle->dev->ops;
beecfe9e 1202 return ops->get_rss_key_size(priv->ae_handle);
6bc0ce7d
S		 1203}
1204
1205static u32
1206hns_get_rss_indir_size(struct net_device *netdev)
1207{
1208 struct hns_nic_priv *priv = netdev_priv(netdev);
1209 struct hnae_ae_ops *ops;
6bc0ce7d
S		 1210
1211 if (AE_IS_VER1(priv->enet_ver)) {
1212 netdev_err(netdev,
1213 "RSS feature is not supported on this hardware\n");
beecfe9e 1214 return 0;
6bc0ce7d
S		 1215 }
1216
1217 ops = priv->ae_handle->dev->ops;
beecfe9e 1218 return ops->get_rss_indir_size(priv->ae_handle);
6bc0ce7d
S		 1219}
1220
1221static int
1222hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1223{
1224 struct hns_nic_priv *priv = netdev_priv(netdev);
1225 struct hnae_ae_ops *ops;
6bc0ce7d
S		 1226
1227 if (AE_IS_VER1(priv->enet_ver)) {
1228 netdev_err(netdev,
1229 "RSS feature is not supported on this hardware\n");
1230 return -EOPNOTSUPP;
1231 }
1232
1233 ops = priv->ae_handle->dev->ops;
1234
1235 if (!indir)
1236 return 0;
1237
beecfe9e 1238 return ops->get_rss(priv->ae_handle, indir, key, hfunc);
6bc0ce7d
S		 1239}
1240
1241static int
1242hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1243 const u8 hfunc)
1244{
1245 struct hns_nic_priv *priv = netdev_priv(netdev);
1246 struct hnae_ae_ops *ops;
6bc0ce7d
S		 1247
1248 if (AE_IS_VER1(priv->enet_ver)) {
1249 netdev_err(netdev,
1250 "RSS feature is not supported on this hardware\n");
1251 return -EOPNOTSUPP;
1252 }
1253
1254 ops = priv->ae_handle->dev->ops;
1255
1256 /* currently hfunc can only be Toeplitz hash */
1257 if (key ||
1258 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1259 return -EOPNOTSUPP;
1260 if (!indir)
1261 return 0;
1262
beecfe9e 1263 return ops->set_rss(priv->ae_handle, indir, key, hfunc);
6bc0ce7d
S		 1264}
1265
717dd807
KY		 1266static int hns_get_rxnfc(struct net_device *netdev,
1267 struct ethtool_rxnfc *cmd,
1268 u32 *rule_locs)
1269{
1270 struct hns_nic_priv *priv = netdev_priv(netdev);
1271
1272 switch (cmd->cmd) {
1273 case ETHTOOL_GRXRINGS:
1274 cmd->data = priv->ae_handle->q_num;
1275 break;
1276 default:
1277 return -EOPNOTSUPP;
1278 }
1279
1280 return 0;
1281}
1282
bc6f0136 1283static const struct ethtool_ops hns_ethtool_ops = {
b5996f11 1284 .get_drvinfo = hns_nic_get_drvinfo,
1285 .get_link = hns_nic_get_link,
b5996f11 1286 .get_ringparam = hns_get_ringparam,
1287 .get_pauseparam = hns_get_pauseparam,
1288 .set_pauseparam = hns_set_pauseparam,
1289 .get_coalesce = hns_get_coalesce,
1290 .set_coalesce = hns_set_coalesce,
1291 .get_channels = hns_get_channels,
1292 .self_test = hns_nic_self_test,
1293 .get_strings = hns_get_strings,
1294 .get_sset_count = hns_get_sset_count,
1295 .get_ethtool_stats = hns_get_ethtool_stats,
1296 .set_phys_id = hns_set_phys_id,
1297 .get_regs_len = hns_get_regs_len,
1298 .get_regs = hns_get_regs,
1299 .nway_reset = hns_nic_nway_reset,
6bc0ce7d
S		 1300 .get_rxfh_key_size = hns_get_rss_key_size,
1301 .get_rxfh_indir_size = hns_get_rss_indir_size,
1302 .get_rxfh = hns_get_rss,
1303 .set_rxfh = hns_set_rss,
717dd807 1304 .get_rxnfc = hns_get_rxnfc,
d270f76c
PR		 1305 .get_link_ksettings = hns_nic_get_link_ksettings,
1306 .set_link_ksettings = hns_nic_set_link_ksettings,
b5996f11 1307};
1308
1309void hns_ethtool_set_ops(struct net_device *ndev)
1310{
1311 ndev->ethtool_ops = &hns_ethtool_ops;
1312}
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