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(dev: 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(phydev: 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(phydev: phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX); |
74 | |
75 | retval = phy_read(phydev: 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(phydev: 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(phydev: 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(dev: 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(dev: net_dev, format: "%s get_info error!\n" , __func__); |
134 | return -EINVAL; |
135 | } |
136 | |
137 | ethtool_convert_link_mode_to_legacy_u32(legacy_u32: &supported, |
138 | src: cmd->link_modes.supported); |
139 | ethtool_convert_link_mode_to_legacy_u32(legacy_u32: &advertising, |
140 | src: 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(phydev: 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(dst: cmd->link_modes.supported, |
184 | legacy_u32: supported); |
185 | ethtool_convert_legacy_u32_to_link_mode(dst: cmd->link_modes.advertising, |
186 | legacy_u32: 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(dev: net_dev); |
204 | struct hnae_handle *h; |
205 | u32 speed; |
206 | |
207 | if (!netif_running(dev: 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(phydev: 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(dev: net_dev, format: "Not supported!" ); |
237 | return -ENOTSUPP; |
238 | } |
239 | |
240 | if (h->dev->ops->adjust_link) { |
241 | netif_carrier_off(dev: net_dev); |
242 | h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex); |
243 | netif_carrier_on(dev: net_dev); |
244 | return 0; |
245 | } |
246 | |
247 | netdev_err(dev: net_dev, format: "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(phydev: phy_dev); |
266 | if (err) |
267 | goto out; |
268 | |
269 | err = phy_loopback(phydev: phy_dev, enable: true); |
270 | } else { |
271 | err = phy_loopback(phydev: phy_dev, enable: false); |
272 | if (err) |
273 | goto out; |
274 | |
275 | err = phy_suspend(phydev: 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(dev: 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, en: 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, en: 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(dev: 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: loop_mode); |
346 | if (ret) |
347 | return ret; |
348 | |
349 | msleep(msecs: 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(dev: 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(dev: ndev, index: ring_data->queue_index); |
408 | netdev_tx_reset_queue(q: 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(dev: ndev, format: "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(buf: buff + i % 16 * 2, size: 3, /* tailing \0*/ |
437 | fmt: "%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(dev: 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, len: 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 | ring_data: &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(msecs: 100); |
528 | |
529 | good_cnt = __lb_clean_rings(priv, |
530 | ringid0: h->q_num, ringid1: 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(dev: ndev); |
553 | struct hnae_handle *h = priv->ae_handle; |
554 | int ret; |
555 | |
556 | if (loop == MAC_INTERNALLOOP_PHY) |
557 | ret = __lb_setup(ndev, loop: MAC_LOOP_PHY_NONE); |
558 | else |
559 | ret = __lb_setup(ndev, loop: MAC_LOOP_NONE); |
560 | if (ret) |
561 | netdev_err(dev: ndev, format: "%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(min: 10000, max: 20000); |
569 | (void)__lb_clean_rings(priv, ringid0: 0, ringid1: h->q_num - 1, budget: 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(dev: ndev); |
586 | bool if_running = netif_running(dev: 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(nr: NIC_STATE_TESTING, addr: &priv->state); |
602 | |
603 | if (if_running) |
604 | dev_close(dev: 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 | loop_mode: (enum hnae_loop)st_param[i][0]); |
612 | if (!data[test_index]) { |
613 | data[test_index] = __lb_run_test( |
614 | ndev, loop_mode: (enum hnae_loop)st_param[i][0]); |
615 | (void)__lb_down(ndev, |
616 | loop: (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(ndev: priv->netdev); |
626 | |
627 | clear_bit(nr: NIC_STATE_TESTING, addr: &priv->state); |
628 | |
629 | if (if_running) |
630 | (void)dev_open(dev: ndev, NULL); |
631 | } |
632 | /* Online tests aren't run; pass by default */ |
633 | |
634 | (void)msleep_interruptible(msecs: 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(dev: net_dev); |
646 | |
647 | strscpy(p: drvinfo->version, HNAE_DRIVER_VERSION, |
648 | size: sizeof(drvinfo->version)); |
649 | |
650 | strscpy(p: drvinfo->driver, HNAE_DRIVER_NAME, size: sizeof(drvinfo->driver)); |
651 | |
652 | strscpy(p: drvinfo->bus_info, q: priv->dev->bus->name, |
653 | size: sizeof(drvinfo->bus_info)); |
654 | |
655 | strscpy(p: drvinfo->fw_version, q: "N/A" , ETHTOOL_FWVERS_LEN); |
656 | drvinfo->eedump_len = 0; |
657 | } |
658 | |
659 | /** |
660 | * hns_get_ringparam - get ring parameter |
661 | * @net_dev: net device |
662 | * @param: ethtool parameter |
663 | * @kernel_param: ethtool external parameter |
664 | * @extack: netlink extended ACK report struct |
665 | */ |
666 | static void hns_get_ringparam(struct net_device *net_dev, |
667 | struct ethtool_ringparam *param, |
668 | struct kernel_ethtool_ringparam *kernel_param, |
669 | struct netlink_ext_ack *extack) |
670 | { |
671 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
672 | struct hnae_ae_ops *ops; |
673 | struct hnae_queue *queue; |
674 | u32 uplimit = 0; |
675 | |
676 | queue = priv->ae_handle->qs[0]; |
677 | ops = priv->ae_handle->dev->ops; |
678 | |
679 | if (ops->get_ring_bdnum_limit) |
680 | ops->get_ring_bdnum_limit(queue, &uplimit); |
681 | |
682 | param->rx_max_pending = uplimit; |
683 | param->tx_max_pending = uplimit; |
684 | param->rx_pending = queue->rx_ring.desc_num; |
685 | param->tx_pending = queue->tx_ring.desc_num; |
686 | } |
687 | |
688 | /** |
689 | * hns_get_pauseparam - get pause parameter |
690 | * @net_dev: net device |
691 | * @param: pause parameter |
692 | */ |
693 | static void hns_get_pauseparam(struct net_device *net_dev, |
694 | struct ethtool_pauseparam *param) |
695 | { |
696 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
697 | struct hnae_ae_ops *ops; |
698 | |
699 | ops = priv->ae_handle->dev->ops; |
700 | |
701 | if (ops->get_pauseparam) |
702 | ops->get_pauseparam(priv->ae_handle, ¶m->autoneg, |
703 | ¶m->rx_pause, ¶m->tx_pause); |
704 | } |
705 | |
706 | /** |
707 | * hns_set_pauseparam - set pause parameter |
708 | * @net_dev: net device |
709 | * @param: pause parameter |
710 | * |
711 | * Return 0 on success, negative on failure |
712 | */ |
713 | static int hns_set_pauseparam(struct net_device *net_dev, |
714 | struct ethtool_pauseparam *param) |
715 | { |
716 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
717 | struct hnae_handle *h; |
718 | struct hnae_ae_ops *ops; |
719 | |
720 | h = priv->ae_handle; |
721 | ops = h->dev->ops; |
722 | |
723 | if (!ops->set_pauseparam) |
724 | return -ESRCH; |
725 | |
726 | return ops->set_pauseparam(priv->ae_handle, param->autoneg, |
727 | param->rx_pause, param->tx_pause); |
728 | } |
729 | |
730 | /** |
731 | * hns_get_coalesce - get coalesce info. |
732 | * @net_dev: net device |
733 | * @ec: coalesce info. |
734 | * @kernel_coal: ethtool CQE mode setting structure |
735 | * @extack: extack for reporting error messages |
736 | * |
737 | * Return 0 on success, negative on failure. |
738 | */ |
739 | static int hns_get_coalesce(struct net_device *net_dev, |
740 | struct ethtool_coalesce *ec, |
741 | struct kernel_ethtool_coalesce *kernel_coal, |
742 | struct netlink_ext_ack *extack) |
743 | { |
744 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
745 | struct hnae_ae_ops *ops; |
746 | |
747 | ops = priv->ae_handle->dev->ops; |
748 | |
749 | ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en; |
750 | ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en; |
751 | |
752 | if ((!ops->get_coalesce_usecs) || |
753 | (!ops->get_max_coalesced_frames)) |
754 | return -ESRCH; |
755 | |
756 | ops->get_coalesce_usecs(priv->ae_handle, |
757 | &ec->tx_coalesce_usecs, |
758 | &ec->rx_coalesce_usecs); |
759 | |
760 | ops->get_max_coalesced_frames( |
761 | priv->ae_handle, |
762 | &ec->tx_max_coalesced_frames, |
763 | &ec->rx_max_coalesced_frames); |
764 | |
765 | ops->get_coalesce_range(priv->ae_handle, |
766 | &ec->tx_max_coalesced_frames_low, |
767 | &ec->rx_max_coalesced_frames_low, |
768 | &ec->tx_max_coalesced_frames_high, |
769 | &ec->rx_max_coalesced_frames_high, |
770 | &ec->tx_coalesce_usecs_low, |
771 | &ec->rx_coalesce_usecs_low, |
772 | &ec->tx_coalesce_usecs_high, |
773 | &ec->rx_coalesce_usecs_high); |
774 | |
775 | return 0; |
776 | } |
777 | |
778 | /** |
779 | * hns_set_coalesce - set coalesce info. |
780 | * @net_dev: net device |
781 | * @ec: coalesce info. |
782 | * @kernel_coal: ethtool CQE mode setting structure |
783 | * @extack: extack for reporting error messages |
784 | * |
785 | * Return 0 on success, negative on failure. |
786 | */ |
787 | static int hns_set_coalesce(struct net_device *net_dev, |
788 | struct ethtool_coalesce *ec, |
789 | struct kernel_ethtool_coalesce *kernel_coal, |
790 | struct netlink_ext_ack *extack) |
791 | { |
792 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
793 | struct hnae_ae_ops *ops; |
794 | int rc1, rc2; |
795 | |
796 | ops = priv->ae_handle->dev->ops; |
797 | |
798 | if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs) |
799 | return -EINVAL; |
800 | |
801 | if ((!ops->set_coalesce_usecs) || |
802 | (!ops->set_coalesce_frames)) |
803 | return -ESRCH; |
804 | |
805 | if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en) |
806 | priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce; |
807 | |
808 | rc1 = ops->set_coalesce_usecs(priv->ae_handle, |
809 | ec->rx_coalesce_usecs); |
810 | |
811 | rc2 = ops->set_coalesce_frames(priv->ae_handle, |
812 | ec->tx_max_coalesced_frames, |
813 | ec->rx_max_coalesced_frames); |
814 | |
815 | if (rc1 || rc2) |
816 | return -EINVAL; |
817 | |
818 | return 0; |
819 | } |
820 | |
821 | /** |
822 | * hns_get_channels - get channel info. |
823 | * @net_dev: net device |
824 | * @ch: channel info. |
825 | */ |
826 | static void |
827 | hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch) |
828 | { |
829 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
830 | |
831 | ch->max_rx = priv->ae_handle->q_num; |
832 | ch->max_tx = priv->ae_handle->q_num; |
833 | |
834 | ch->rx_count = priv->ae_handle->q_num; |
835 | ch->tx_count = priv->ae_handle->q_num; |
836 | } |
837 | |
838 | /** |
839 | * hns_get_ethtool_stats - get detail statistics. |
840 | * @netdev: net device |
841 | * @stats: statistics info. |
842 | * @data: statistics data. |
843 | */ |
844 | static void hns_get_ethtool_stats(struct net_device *netdev, |
845 | struct ethtool_stats *stats, u64 *data) |
846 | { |
847 | u64 *p = data; |
848 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
849 | struct hnae_handle *h = priv->ae_handle; |
850 | const struct rtnl_link_stats64 *net_stats; |
851 | struct rtnl_link_stats64 temp; |
852 | |
853 | if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) { |
854 | netdev_err(dev: netdev, format: "get_stats or update_stats is null!\n" ); |
855 | return; |
856 | } |
857 | |
858 | h->dev->ops->update_stats(h, &netdev->stats); |
859 | |
860 | net_stats = dev_get_stats(dev: netdev, storage: &temp); |
861 | |
862 | /* get netdev statistics */ |
863 | p[0] = net_stats->rx_packets; |
864 | p[1] = net_stats->tx_packets; |
865 | p[2] = net_stats->rx_bytes; |
866 | p[3] = net_stats->tx_bytes; |
867 | p[4] = net_stats->rx_errors; |
868 | p[5] = net_stats->tx_errors; |
869 | p[6] = net_stats->rx_dropped; |
870 | p[7] = net_stats->tx_dropped; |
871 | p[8] = net_stats->multicast; |
872 | p[9] = net_stats->collisions; |
873 | p[10] = net_stats->rx_over_errors; |
874 | p[11] = net_stats->rx_crc_errors; |
875 | p[12] = net_stats->rx_frame_errors; |
876 | p[13] = net_stats->rx_fifo_errors; |
877 | p[14] = net_stats->rx_missed_errors; |
878 | p[15] = net_stats->tx_aborted_errors; |
879 | p[16] = net_stats->tx_carrier_errors; |
880 | p[17] = net_stats->tx_fifo_errors; |
881 | p[18] = net_stats->tx_heartbeat_errors; |
882 | p[19] = net_stats->rx_length_errors; |
883 | p[20] = net_stats->tx_window_errors; |
884 | p[21] = net_stats->rx_compressed; |
885 | p[22] = net_stats->tx_compressed; |
886 | |
887 | p[23] = 0; /* was netdev->rx_dropped.counter */ |
888 | p[24] = 0; /* was netdev->tx_dropped.counter */ |
889 | |
890 | p[25] = priv->tx_timeout_count; |
891 | |
892 | /* get driver statistics */ |
893 | h->dev->ops->get_stats(h, &p[26]); |
894 | } |
895 | |
896 | /** |
897 | * hns_get_strings: Return a set of strings that describe the requested objects |
898 | * @netdev: net device |
899 | * @stringset: string set ID. |
900 | * @data: objects data. |
901 | */ |
902 | static void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
903 | { |
904 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
905 | struct hnae_handle *h = priv->ae_handle; |
906 | u8 *buff = data; |
907 | |
908 | if (!h->dev->ops->get_strings) { |
909 | netdev_err(dev: netdev, format: "h->dev->ops->get_strings is null!\n" ); |
910 | return; |
911 | } |
912 | |
913 | if (stringset == ETH_SS_TEST) { |
914 | if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) |
915 | ethtool_sprintf(data: &buff, |
916 | fmt: hns_nic_test_strs[MAC_INTERNALLOOP_MAC]); |
917 | ethtool_sprintf(data: &buff, |
918 | fmt: hns_nic_test_strs[MAC_INTERNALLOOP_SERDES]); |
919 | if ((netdev->phydev) && (!netdev->phydev->is_c45)) |
920 | ethtool_sprintf(data: &buff, |
921 | fmt: hns_nic_test_strs[MAC_INTERNALLOOP_PHY]); |
922 | |
923 | } else { |
924 | ethtool_sprintf(data: &buff, fmt: "rx_packets" ); |
925 | ethtool_sprintf(data: &buff, fmt: "tx_packets" ); |
926 | ethtool_sprintf(data: &buff, fmt: "rx_bytes" ); |
927 | ethtool_sprintf(data: &buff, fmt: "tx_bytes" ); |
928 | ethtool_sprintf(data: &buff, fmt: "rx_errors" ); |
929 | ethtool_sprintf(data: &buff, fmt: "tx_errors" ); |
930 | ethtool_sprintf(data: &buff, fmt: "rx_dropped" ); |
931 | ethtool_sprintf(data: &buff, fmt: "tx_dropped" ); |
932 | ethtool_sprintf(data: &buff, fmt: "multicast" ); |
933 | ethtool_sprintf(data: &buff, fmt: "collisions" ); |
934 | ethtool_sprintf(data: &buff, fmt: "rx_over_errors" ); |
935 | ethtool_sprintf(data: &buff, fmt: "rx_crc_errors" ); |
936 | ethtool_sprintf(data: &buff, fmt: "rx_frame_errors" ); |
937 | ethtool_sprintf(data: &buff, fmt: "rx_fifo_errors" ); |
938 | ethtool_sprintf(data: &buff, fmt: "rx_missed_errors" ); |
939 | ethtool_sprintf(data: &buff, fmt: "tx_aborted_errors" ); |
940 | ethtool_sprintf(data: &buff, fmt: "tx_carrier_errors" ); |
941 | ethtool_sprintf(data: &buff, fmt: "tx_fifo_errors" ); |
942 | ethtool_sprintf(data: &buff, fmt: "tx_heartbeat_errors" ); |
943 | ethtool_sprintf(data: &buff, fmt: "rx_length_errors" ); |
944 | ethtool_sprintf(data: &buff, fmt: "tx_window_errors" ); |
945 | ethtool_sprintf(data: &buff, fmt: "rx_compressed" ); |
946 | ethtool_sprintf(data: &buff, fmt: "tx_compressed" ); |
947 | ethtool_sprintf(data: &buff, fmt: "netdev_rx_dropped" ); |
948 | ethtool_sprintf(data: &buff, fmt: "netdev_tx_dropped" ); |
949 | |
950 | ethtool_sprintf(data: &buff, fmt: "netdev_tx_timeout" ); |
951 | |
952 | h->dev->ops->get_strings(h, stringset, buff); |
953 | } |
954 | } |
955 | |
956 | /** |
957 | * hns_get_sset_count - get string set count returned by nic_get_strings |
958 | * @netdev: net device |
959 | * @stringset: string set index, 0: self test string; 1: statistics string. |
960 | * |
961 | * Return string set count. |
962 | */ |
963 | static int hns_get_sset_count(struct net_device *netdev, int stringset) |
964 | { |
965 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
966 | struct hnae_handle *h = priv->ae_handle; |
967 | struct hnae_ae_ops *ops = h->dev->ops; |
968 | |
969 | if (!ops->get_sset_count) { |
970 | netdev_err(dev: netdev, format: "get_sset_count is null!\n" ); |
971 | return -EOPNOTSUPP; |
972 | } |
973 | if (stringset == ETH_SS_TEST) { |
974 | u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN); |
975 | |
976 | if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII) |
977 | cnt--; |
978 | |
979 | if ((!netdev->phydev) || (netdev->phydev->is_c45)) |
980 | cnt--; |
981 | |
982 | return cnt; |
983 | } else if (stringset == ETH_SS_STATS) { |
984 | return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset)); |
985 | } else { |
986 | return -EOPNOTSUPP; |
987 | } |
988 | } |
989 | |
990 | /** |
991 | * hns_phy_led_set - set phy LED status. |
992 | * @netdev: net device |
993 | * @value: LED state. |
994 | * |
995 | * Return 0 on success, negative on failure. |
996 | */ |
997 | static int hns_phy_led_set(struct net_device *netdev, int value) |
998 | { |
999 | int retval; |
1000 | struct phy_device *phy_dev = netdev->phydev; |
1001 | |
1002 | retval = phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); |
1003 | retval |= phy_write(phydev: phy_dev, HNS_LED_FC_REG, val: value); |
1004 | retval |= phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); |
1005 | if (retval) { |
1006 | netdev_err(dev: netdev, format: "mdiobus_write fail !\n" ); |
1007 | return retval; |
1008 | } |
1009 | return 0; |
1010 | } |
1011 | |
1012 | /** |
1013 | * hns_set_phys_id - set phy identify LED. |
1014 | * @netdev: net device |
1015 | * @state: LED state. |
1016 | * |
1017 | * Return 0 on success, negative on failure. |
1018 | */ |
1019 | static int |
1020 | hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) |
1021 | { |
1022 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1023 | struct hnae_handle *h = priv->ae_handle; |
1024 | struct phy_device *phy_dev = netdev->phydev; |
1025 | int ret; |
1026 | |
1027 | if (phy_dev) |
1028 | switch (state) { |
1029 | case ETHTOOL_ID_ACTIVE: |
1030 | ret = phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, |
1031 | HNS_PHY_PAGE_LED); |
1032 | if (ret) |
1033 | return ret; |
1034 | |
1035 | priv->phy_led_val = phy_read(phydev: phy_dev, HNS_LED_FC_REG); |
1036 | |
1037 | ret = phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, |
1038 | HNS_PHY_PAGE_COPPER); |
1039 | if (ret) |
1040 | return ret; |
1041 | return 2; |
1042 | case ETHTOOL_ID_ON: |
1043 | ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON); |
1044 | if (ret) |
1045 | return ret; |
1046 | break; |
1047 | case ETHTOOL_ID_OFF: |
1048 | ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF); |
1049 | if (ret) |
1050 | return ret; |
1051 | break; |
1052 | case ETHTOOL_ID_INACTIVE: |
1053 | ret = phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, |
1054 | HNS_PHY_PAGE_LED); |
1055 | if (ret) |
1056 | return ret; |
1057 | |
1058 | ret = phy_write(phydev: phy_dev, HNS_LED_FC_REG, |
1059 | val: priv->phy_led_val); |
1060 | if (ret) |
1061 | return ret; |
1062 | |
1063 | ret = phy_write(phydev: phy_dev, HNS_PHY_PAGE_REG, |
1064 | HNS_PHY_PAGE_COPPER); |
1065 | if (ret) |
1066 | return ret; |
1067 | break; |
1068 | default: |
1069 | return -EINVAL; |
1070 | } |
1071 | else |
1072 | switch (state) { |
1073 | case ETHTOOL_ID_ACTIVE: |
1074 | return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE); |
1075 | case ETHTOOL_ID_ON: |
1076 | return h->dev->ops->set_led_id(h, HNAE_LED_ON); |
1077 | case ETHTOOL_ID_OFF: |
1078 | return h->dev->ops->set_led_id(h, HNAE_LED_OFF); |
1079 | case ETHTOOL_ID_INACTIVE: |
1080 | return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE); |
1081 | default: |
1082 | return -EINVAL; |
1083 | } |
1084 | |
1085 | return 0; |
1086 | } |
1087 | |
1088 | /** |
1089 | * hns_get_regs - get net device register |
1090 | * @net_dev: net device |
1091 | * @cmd: ethtool cmd |
1092 | * @data: register data |
1093 | */ |
1094 | static void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd, |
1095 | void *data) |
1096 | { |
1097 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
1098 | struct hnae_ae_ops *ops; |
1099 | |
1100 | ops = priv->ae_handle->dev->ops; |
1101 | |
1102 | cmd->version = HNS_CHIP_VERSION; |
1103 | if (!ops->get_regs) { |
1104 | netdev_err(dev: net_dev, format: "ops->get_regs is null!\n" ); |
1105 | return; |
1106 | } |
1107 | ops->get_regs(priv->ae_handle, data); |
1108 | } |
1109 | |
1110 | /** |
1111 | * hns_get_regs_len - get total register len. |
1112 | * @net_dev: net device |
1113 | * |
1114 | * Return total register len. |
1115 | */ |
1116 | static int hns_get_regs_len(struct net_device *net_dev) |
1117 | { |
1118 | u32 reg_num; |
1119 | struct hns_nic_priv *priv = netdev_priv(dev: net_dev); |
1120 | struct hnae_ae_ops *ops; |
1121 | |
1122 | ops = priv->ae_handle->dev->ops; |
1123 | if (!ops->get_regs_len) { |
1124 | netdev_err(dev: net_dev, format: "ops->get_regs_len is null!\n" ); |
1125 | return -EOPNOTSUPP; |
1126 | } |
1127 | |
1128 | reg_num = ops->get_regs_len(priv->ae_handle); |
1129 | if (reg_num > 0) |
1130 | return reg_num * sizeof(u32); |
1131 | else |
1132 | return reg_num; /* error code */ |
1133 | } |
1134 | |
1135 | /** |
1136 | * hns_nic_nway_reset - nway reset |
1137 | * @netdev: net device |
1138 | * |
1139 | * Return 0 on success, negative on failure |
1140 | */ |
1141 | static int hns_nic_nway_reset(struct net_device *netdev) |
1142 | { |
1143 | struct phy_device *phy = netdev->phydev; |
1144 | |
1145 | if (!netif_running(dev: netdev)) |
1146 | return 0; |
1147 | |
1148 | if (!phy) |
1149 | return -EOPNOTSUPP; |
1150 | |
1151 | if (phy->autoneg != AUTONEG_ENABLE) |
1152 | return -EINVAL; |
1153 | |
1154 | return genphy_restart_aneg(phydev: phy); |
1155 | } |
1156 | |
1157 | static u32 |
1158 | (struct net_device *netdev) |
1159 | { |
1160 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1161 | struct hnae_ae_ops *ops; |
1162 | |
1163 | if (AE_IS_VER1(priv->enet_ver)) { |
1164 | netdev_err(dev: netdev, |
1165 | format: "RSS feature is not supported on this hardware\n" ); |
1166 | return 0; |
1167 | } |
1168 | |
1169 | ops = priv->ae_handle->dev->ops; |
1170 | return ops->get_rss_key_size(priv->ae_handle); |
1171 | } |
1172 | |
1173 | static u32 |
1174 | (struct net_device *netdev) |
1175 | { |
1176 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1177 | struct hnae_ae_ops *ops; |
1178 | |
1179 | if (AE_IS_VER1(priv->enet_ver)) { |
1180 | netdev_err(dev: netdev, |
1181 | format: "RSS feature is not supported on this hardware\n" ); |
1182 | return 0; |
1183 | } |
1184 | |
1185 | ops = priv->ae_handle->dev->ops; |
1186 | return ops->get_rss_indir_size(priv->ae_handle); |
1187 | } |
1188 | |
1189 | static int |
1190 | (struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) |
1191 | { |
1192 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1193 | struct hnae_ae_ops *ops; |
1194 | |
1195 | if (AE_IS_VER1(priv->enet_ver)) { |
1196 | netdev_err(dev: netdev, |
1197 | format: "RSS feature is not supported on this hardware\n" ); |
1198 | return -EOPNOTSUPP; |
1199 | } |
1200 | |
1201 | ops = priv->ae_handle->dev->ops; |
1202 | |
1203 | if (!indir) |
1204 | return 0; |
1205 | |
1206 | return ops->get_rss(priv->ae_handle, indir, key, hfunc); |
1207 | } |
1208 | |
1209 | static int |
1210 | (struct net_device *netdev, const u32 *indir, const u8 *key, |
1211 | const u8 hfunc) |
1212 | { |
1213 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1214 | struct hnae_ae_ops *ops; |
1215 | |
1216 | if (AE_IS_VER1(priv->enet_ver)) { |
1217 | netdev_err(dev: netdev, |
1218 | format: "RSS feature is not supported on this hardware\n" ); |
1219 | return -EOPNOTSUPP; |
1220 | } |
1221 | |
1222 | ops = priv->ae_handle->dev->ops; |
1223 | |
1224 | if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { |
1225 | netdev_err(dev: netdev, format: "Invalid hfunc!\n" ); |
1226 | return -EOPNOTSUPP; |
1227 | } |
1228 | |
1229 | return ops->set_rss(priv->ae_handle, indir, key, hfunc); |
1230 | } |
1231 | |
1232 | static int hns_get_rxnfc(struct net_device *netdev, |
1233 | struct ethtool_rxnfc *cmd, |
1234 | u32 *rule_locs) |
1235 | { |
1236 | struct hns_nic_priv *priv = netdev_priv(dev: netdev); |
1237 | |
1238 | switch (cmd->cmd) { |
1239 | case ETHTOOL_GRXRINGS: |
1240 | cmd->data = priv->ae_handle->q_num; |
1241 | break; |
1242 | default: |
1243 | return -EOPNOTSUPP; |
1244 | } |
1245 | |
1246 | return 0; |
1247 | } |
1248 | |
1249 | static const struct ethtool_ops hns_ethtool_ops = { |
1250 | .supported_coalesce_params = ETHTOOL_COALESCE_USECS | |
1251 | ETHTOOL_COALESCE_MAX_FRAMES | |
1252 | ETHTOOL_COALESCE_USE_ADAPTIVE | |
1253 | ETHTOOL_COALESCE_USECS_LOW_HIGH | |
1254 | ETHTOOL_COALESCE_MAX_FRAMES_LOW_HIGH, |
1255 | .get_drvinfo = hns_nic_get_drvinfo, |
1256 | .get_link = hns_nic_get_link, |
1257 | .get_ringparam = hns_get_ringparam, |
1258 | .get_pauseparam = hns_get_pauseparam, |
1259 | .set_pauseparam = hns_set_pauseparam, |
1260 | .get_coalesce = hns_get_coalesce, |
1261 | .set_coalesce = hns_set_coalesce, |
1262 | .get_channels = hns_get_channels, |
1263 | .self_test = hns_nic_self_test, |
1264 | .get_strings = hns_get_strings, |
1265 | .get_sset_count = hns_get_sset_count, |
1266 | .get_ethtool_stats = hns_get_ethtool_stats, |
1267 | .set_phys_id = hns_set_phys_id, |
1268 | .get_regs_len = hns_get_regs_len, |
1269 | .get_regs = hns_get_regs, |
1270 | .nway_reset = hns_nic_nway_reset, |
1271 | .get_rxfh_key_size = hns_get_rss_key_size, |
1272 | .get_rxfh_indir_size = hns_get_rss_indir_size, |
1273 | .get_rxfh = hns_get_rss, |
1274 | .set_rxfh = hns_set_rss, |
1275 | .get_rxnfc = hns_get_rxnfc, |
1276 | .get_link_ksettings = hns_nic_get_link_ksettings, |
1277 | .set_link_ksettings = hns_nic_set_link_ksettings, |
1278 | }; |
1279 | |
1280 | void hns_ethtool_set_ops(struct net_device *ndev) |
1281 | { |
1282 | ndev->ethtool_ops = &hns_ethtool_ops; |
1283 | } |
1284 | |