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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 | */ | |
43 | static u32 hns_nic_get_link(struct net_device *net_dev) | |
44 | { | |
45 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
46 | u32 link_stat = priv->link; | |
47 | struct hnae_handle *h; | |
48 | ||
49 | assert(priv && priv->ae_handle); | |
50 | h = priv->ae_handle; | |
51 | ||
52 | if (priv->phy) { | |
53 | if (!genphy_update_link(priv->phy)) | |
54 | link_stat = priv->phy->link; | |
55 | else | |
56 | link_stat = 0; | |
57 | } | |
58 | ||
59 | if (h->dev && h->dev->ops && h->dev->ops->get_status) | |
60 | link_stat = link_stat && h->dev->ops->get_status(h); | |
61 | else | |
62 | link_stat = 0; | |
63 | ||
64 | return link_stat; | |
65 | } | |
66 | ||
67 | static void hns_get_mdix_mode(struct net_device *net_dev, | |
68 | struct ethtool_cmd *cmd) | |
69 | { | |
70 | int mdix_ctrl, mdix, retval, is_resolved; | |
71 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
72 | struct phy_device *phy_dev = priv->phy; | |
73 | ||
e5a03bfd | 74 | if (!phy_dev || !phy_dev->mdio.bus) { |
b5996f11 | 75 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; |
76 | cmd->eth_tp_mdix = ETH_TP_MDI_INVALID; | |
77 | return; | |
78 | } | |
79 | ||
cd690e48 | 80 | phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX); |
b5996f11 | 81 | |
cd690e48 | 82 | retval = phy_read(phy_dev, HNS_PHY_CSC_REG); |
b5996f11 | 83 | mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S); |
84 | ||
cd690e48 | 85 | retval = phy_read(phy_dev, HNS_PHY_CSS_REG); |
b5996f11 | 86 | mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B); |
87 | is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B); | |
88 | ||
cd690e48 | 89 | phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); |
b5996f11 | 90 | |
91 | switch (mdix_ctrl) { | |
92 | case 0x0: | |
93 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI; | |
94 | break; | |
95 | case 0x1: | |
96 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X; | |
97 | break; | |
98 | case 0x3: | |
99 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; | |
100 | break; | |
101 | default: | |
102 | cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; | |
103 | break; | |
104 | } | |
105 | ||
106 | if (!is_resolved) | |
107 | cmd->eth_tp_mdix = ETH_TP_MDI_INVALID; | |
108 | else if (mdix) | |
109 | cmd->eth_tp_mdix = ETH_TP_MDI_X; | |
110 | else | |
111 | cmd->eth_tp_mdix = ETH_TP_MDI; | |
112 | } | |
113 | ||
114 | /** | |
115 | *hns_nic_get_settings - implement ethtool get settings | |
116 | *@net_dev: net_device | |
117 | *@cmd: ethtool_cmd | |
118 | *retuen 0 - success , negative --fail | |
119 | */ | |
120 | static int hns_nic_get_settings(struct net_device *net_dev, | |
121 | struct ethtool_cmd *cmd) | |
122 | { | |
123 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
124 | struct hnae_handle *h; | |
125 | u32 link_stat; | |
126 | int ret; | |
127 | u8 duplex; | |
128 | u16 speed; | |
129 | ||
130 | if (!priv || !priv->ae_handle) | |
131 | return -ESRCH; | |
132 | ||
133 | h = priv->ae_handle; | |
134 | if (!h->dev || !h->dev->ops || !h->dev->ops->get_info) | |
135 | return -ESRCH; | |
136 | ||
137 | ret = h->dev->ops->get_info(h, NULL, &speed, &duplex); | |
138 | if (ret < 0) { | |
139 | netdev_err(net_dev, "%s get_info error!\n", __func__); | |
140 | return -EINVAL; | |
141 | } | |
142 | ||
143 | /* When there is no phy, autoneg is off. */ | |
144 | cmd->autoneg = false; | |
145 | ethtool_cmd_speed_set(cmd, speed); | |
146 | cmd->duplex = duplex; | |
147 | ||
148 | if (priv->phy) | |
149 | (void)phy_ethtool_gset(priv->phy, cmd); | |
150 | ||
151 | link_stat = hns_nic_get_link(net_dev); | |
152 | if (!link_stat) { | |
153 | ethtool_cmd_speed_set(cmd, (u32)SPEED_UNKNOWN); | |
154 | cmd->duplex = DUPLEX_UNKNOWN; | |
155 | } | |
156 | ||
157 | if (cmd->autoneg) | |
158 | cmd->advertising |= ADVERTISED_Autoneg; | |
159 | ||
160 | cmd->supported |= h->if_support; | |
161 | if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { | |
162 | cmd->supported |= SUPPORTED_TP; | |
163 | cmd->advertising |= ADVERTISED_1000baseT_Full; | |
164 | } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { | |
165 | cmd->supported |= SUPPORTED_FIBRE; | |
166 | cmd->advertising |= ADVERTISED_10000baseKR_Full; | |
167 | } | |
168 | ||
169 | if (h->port_type == HNAE_PORT_SERVICE) { | |
170 | cmd->port = PORT_FIBRE; | |
171 | cmd->supported |= SUPPORTED_Pause; | |
172 | } else { | |
173 | cmd->port = PORT_TP; | |
174 | } | |
175 | ||
176 | cmd->transceiver = XCVR_EXTERNAL; | |
177 | cmd->mdio_support = (ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22); | |
178 | hns_get_mdix_mode(net_dev, cmd); | |
179 | ||
180 | return 0; | |
181 | } | |
182 | ||
183 | /** | |
184 | *hns_nic_set_settings - implement ethtool set settings | |
185 | *@net_dev: net_device | |
186 | *@cmd: ethtool_cmd | |
187 | *retuen 0 - success , negative --fail | |
188 | */ | |
189 | static int hns_nic_set_settings(struct net_device *net_dev, | |
190 | struct ethtool_cmd *cmd) | |
191 | { | |
192 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
193 | struct hnae_handle *h; | |
b5996f11 | 194 | u32 speed; |
b5996f11 | 195 | |
196 | if (!netif_running(net_dev)) | |
197 | return -ESRCH; | |
198 | ||
199 | if (!priv || !priv->ae_handle || !priv->ae_handle->dev || | |
200 | !priv->ae_handle->dev->ops) | |
201 | return -ENODEV; | |
202 | ||
203 | h = priv->ae_handle; | |
b5996f11 | 204 | speed = ethtool_cmd_speed(cmd); |
b5996f11 | 205 | |
206 | if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { | |
20ddb1d3 CX |
207 | if (cmd->autoneg == AUTONEG_ENABLE || speed != SPEED_10000 || |
208 | cmd->duplex != DUPLEX_FULL) | |
b5996f11 | 209 | return -EINVAL; |
210 | } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { | |
20ddb1d3 | 211 | if (!priv->phy && cmd->autoneg == AUTONEG_ENABLE) |
b5996f11 | 212 | return -EINVAL; |
213 | ||
20ddb1d3 | 214 | if (speed == SPEED_1000 && cmd->duplex == DUPLEX_HALF) |
b5996f11 | 215 | return -EINVAL; |
20ddb1d3 CX |
216 | if (priv->phy) |
217 | return phy_ethtool_sset(priv->phy, cmd); | |
b5996f11 | 218 | |
20ddb1d3 CX |
219 | if ((speed != SPEED_10 && speed != SPEED_100 && |
220 | speed != SPEED_1000) || (cmd->duplex != DUPLEX_HALF && | |
221 | cmd->duplex != DUPLEX_FULL)) | |
b5996f11 | 222 | return -EINVAL; |
223 | } else { | |
224 | netdev_err(net_dev, "Not supported!"); | |
225 | return -ENOTSUPP; | |
226 | } | |
227 | ||
20ddb1d3 CX |
228 | if (h->dev->ops->adjust_link) { |
229 | h->dev->ops->adjust_link(h, (int)speed, cmd->duplex); | |
b5996f11 | 230 | return 0; |
231 | } | |
20ddb1d3 | 232 | |
b5996f11 | 233 | netdev_err(net_dev, "Not supported!"); |
234 | return -ENOTSUPP; | |
235 | } | |
236 | ||
237 | static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = { | |
238 | "Mac Loopback test", | |
239 | "Serdes Loopback test", | |
240 | "Phy Loopback test" | |
241 | }; | |
242 | ||
243 | static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en) | |
244 | { | |
245 | #define COPPER_CONTROL_REG 0 | |
246 | #define PHY_LOOP_BACK BIT(14) | |
247 | u16 val = 0; | |
248 | ||
249 | if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */ | |
250 | return -ENOTSUPP; | |
251 | ||
252 | if (en) { | |
253 | /* speed : 1000M */ | |
cd690e48 AL |
254 | phy_write(phy_dev, HNS_PHY_PAGE_REG, 2); |
255 | phy_write(phy_dev, 21, 0x1046); | |
b5996f11 | 256 | /* Force Master */ |
cd690e48 | 257 | phy_write(phy_dev, 9, 0x1F00); |
b5996f11 | 258 | /* Soft-reset */ |
cd690e48 | 259 | phy_write(phy_dev, 0, 0x9140); |
b5996f11 | 260 | /* If autoneg disabled,two soft-reset operations */ |
cd690e48 AL |
261 | phy_write(phy_dev, 0, 0x9140); |
262 | phy_write(phy_dev, 22, 0xFA); | |
b5996f11 | 263 | |
264 | /* Default is 0x0400 */ | |
cd690e48 | 265 | phy_write(phy_dev, 1, 0x418); |
b5996f11 | 266 | |
267 | /* Force 1000M Link, Default is 0x0200 */ | |
cd690e48 AL |
268 | phy_write(phy_dev, 7, 0x20C); |
269 | phy_write(phy_dev, 22, 0); | |
b5996f11 | 270 | |
271 | /* Enable MAC loop-back */ | |
cd690e48 | 272 | val = phy_read(phy_dev, COPPER_CONTROL_REG); |
b5996f11 | 273 | val |= PHY_LOOP_BACK; |
cd690e48 | 274 | phy_write(phy_dev, COPPER_CONTROL_REG, val); |
b5996f11 | 275 | } else { |
cd690e48 AL |
276 | phy_write(phy_dev, 22, 0xFA); |
277 | phy_write(phy_dev, 1, 0x400); | |
278 | phy_write(phy_dev, 7, 0x200); | |
279 | phy_write(phy_dev, 22, 0); | |
280 | ||
281 | val = phy_read(phy_dev, COPPER_CONTROL_REG); | |
b5996f11 | 282 | val &= ~PHY_LOOP_BACK; |
cd690e48 | 283 | phy_write(phy_dev, COPPER_CONTROL_REG, val); |
b5996f11 | 284 | } |
285 | return 0; | |
286 | } | |
287 | ||
288 | static int __lb_setup(struct net_device *ndev, | |
289 | enum hnae_loop loop) | |
290 | { | |
291 | int ret = 0; | |
292 | struct hns_nic_priv *priv = netdev_priv(ndev); | |
293 | struct phy_device *phy_dev = priv->phy; | |
294 | struct hnae_handle *h = priv->ae_handle; | |
295 | ||
296 | switch (loop) { | |
297 | case MAC_INTERNALLOOP_PHY: | |
68c222a6 | 298 | if ((phy_dev) && (!phy_dev->is_c45)) { |
b5996f11 | 299 | ret = hns_nic_config_phy_loopback(phy_dev, 0x1); |
68c222a6 | 300 | ret |= h->dev->ops->set_loopback(h, loop, 0x1); |
301 | } | |
b5996f11 | 302 | break; |
303 | case MAC_INTERNALLOOP_MAC: | |
304 | if ((h->dev->ops->set_loopback) && | |
305 | (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)) | |
306 | ret = h->dev->ops->set_loopback(h, loop, 0x1); | |
307 | break; | |
308 | case MAC_INTERNALLOOP_SERDES: | |
309 | if (h->dev->ops->set_loopback) | |
310 | ret = h->dev->ops->set_loopback(h, loop, 0x1); | |
311 | break; | |
312 | case MAC_LOOP_NONE: | |
313 | if ((phy_dev) && (!phy_dev->is_c45)) | |
314 | ret |= hns_nic_config_phy_loopback(phy_dev, 0x0); | |
315 | ||
316 | if (h->dev->ops->set_loopback) { | |
317 | if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) | |
318 | ret |= h->dev->ops->set_loopback(h, | |
319 | MAC_INTERNALLOOP_MAC, 0x0); | |
320 | ||
321 | ret |= h->dev->ops->set_loopback(h, | |
322 | MAC_INTERNALLOOP_SERDES, 0x0); | |
323 | } | |
324 | break; | |
325 | default: | |
326 | ret = -EINVAL; | |
327 | break; | |
328 | } | |
329 | ||
330 | return ret; | |
331 | } | |
332 | ||
333 | static int __lb_up(struct net_device *ndev, | |
334 | enum hnae_loop loop_mode) | |
335 | { | |
336 | struct hns_nic_priv *priv = netdev_priv(ndev); | |
337 | struct hnae_handle *h = priv->ae_handle; | |
338 | int speed, duplex; | |
339 | int ret; | |
340 | ||
341 | hns_nic_net_reset(ndev); | |
342 | ||
343 | if (priv->phy) { | |
344 | phy_disconnect(priv->phy); | |
345 | msleep(100); | |
346 | ||
347 | ret = hns_nic_init_phy(ndev, h); | |
348 | if (ret) | |
349 | return ret; | |
350 | } | |
351 | ||
352 | ret = __lb_setup(ndev, loop_mode); | |
353 | if (ret) | |
354 | return ret; | |
355 | ||
356 | msleep(100); | |
357 | ||
358 | ret = h->dev->ops->start ? h->dev->ops->start(h) : 0; | |
359 | if (ret) | |
360 | return ret; | |
361 | ||
362 | if (priv->phy) | |
363 | phy_start(priv->phy); | |
364 | ||
365 | /* link adjust duplex*/ | |
366 | if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) | |
367 | speed = 1000; | |
368 | else | |
369 | speed = 10000; | |
370 | duplex = 1; | |
371 | ||
372 | h->dev->ops->adjust_link(h, speed, duplex); | |
373 | ||
374 | return 0; | |
375 | } | |
376 | ||
377 | static void __lb_other_process(struct hns_nic_ring_data *ring_data, | |
378 | struct sk_buff *skb) | |
379 | { | |
380 | struct net_device *ndev; | |
68c222a6 | 381 | struct hns_nic_priv *priv; |
b5996f11 | 382 | struct hnae_ring *ring; |
383 | struct netdev_queue *dev_queue; | |
384 | struct sk_buff *new_skb; | |
385 | unsigned int frame_size; | |
386 | int check_ok; | |
387 | u32 i; | |
388 | char buff[33]; /* 32B data and the last character '\0' */ | |
389 | ||
390 | if (!ring_data) { /* Just for doing create frame*/ | |
68c222a6 | 391 | ndev = skb->dev; |
392 | priv = netdev_priv(ndev); | |
393 | ||
b5996f11 | 394 | frame_size = skb->len; |
395 | memset(skb->data, 0xFF, frame_size); | |
68c222a6 | 396 | if ((!AE_IS_VER1(priv->enet_ver)) && |
397 | (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) { | |
398 | memcpy(skb->data, ndev->dev_addr, 6); | |
399 | skb->data[5] += 0x1f; | |
400 | } | |
401 | ||
b5996f11 | 402 | frame_size &= ~1ul; |
403 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); | |
404 | memset(&skb->data[frame_size / 2 + 10], 0xBE, | |
405 | frame_size / 2 - 11); | |
406 | memset(&skb->data[frame_size / 2 + 12], 0xAF, | |
407 | frame_size / 2 - 13); | |
408 | return; | |
409 | } | |
410 | ||
411 | ring = ring_data->ring; | |
412 | ndev = ring_data->napi.dev; | |
413 | if (is_tx_ring(ring)) { /* for tx queue reset*/ | |
414 | dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index); | |
415 | netdev_tx_reset_queue(dev_queue); | |
416 | return; | |
417 | } | |
418 | ||
419 | frame_size = skb->len; | |
420 | frame_size &= ~1ul; | |
421 | /* for mutl buffer*/ | |
422 | new_skb = skb_copy(skb, GFP_ATOMIC); | |
423 | dev_kfree_skb_any(skb); | |
424 | skb = new_skb; | |
425 | ||
426 | check_ok = 0; | |
427 | if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/ | |
428 | if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && | |
429 | (*(skb->data + frame_size / 2 + 12) == 0xAF)) | |
430 | check_ok = 1; | |
431 | } | |
432 | ||
433 | if (check_ok) { | |
434 | ndev->stats.rx_packets++; | |
435 | ndev->stats.rx_bytes += skb->len; | |
436 | } else { | |
437 | ndev->stats.rx_frame_errors++; | |
438 | for (i = 0; i < skb->len; i++) { | |
439 | snprintf(buff + i % 16 * 2, 3, /* tailing \0*/ | |
440 | "%02x", *(skb->data + i)); | |
441 | if ((i % 16 == 15) || (i == skb->len - 1)) | |
442 | pr_info("%s\n", buff); | |
443 | } | |
444 | } | |
445 | dev_kfree_skb_any(skb); | |
446 | } | |
447 | ||
448 | static int __lb_clean_rings(struct hns_nic_priv *priv, | |
449 | int ringid0, int ringid1, int budget) | |
450 | { | |
451 | int i, ret; | |
452 | struct hns_nic_ring_data *ring_data; | |
453 | struct net_device *ndev = priv->netdev; | |
454 | unsigned long rx_packets = ndev->stats.rx_packets; | |
455 | unsigned long rx_bytes = ndev->stats.rx_bytes; | |
456 | unsigned long rx_frame_errors = ndev->stats.rx_frame_errors; | |
457 | ||
458 | for (i = ringid0; i <= ringid1; i++) { | |
459 | ring_data = &priv->ring_data[i]; | |
460 | (void)ring_data->poll_one(ring_data, | |
461 | budget, __lb_other_process); | |
462 | } | |
463 | ret = (int)(ndev->stats.rx_packets - rx_packets); | |
464 | ndev->stats.rx_packets = rx_packets; | |
465 | ndev->stats.rx_bytes = rx_bytes; | |
466 | ndev->stats.rx_frame_errors = rx_frame_errors; | |
467 | return ret; | |
468 | } | |
469 | ||
470 | /** | |
471 | * nic_run_loopback_test - run loopback test | |
472 | * @nic_dev: net device | |
473 | * @loopback_type: loopback type | |
474 | */ | |
475 | static int __lb_run_test(struct net_device *ndev, | |
476 | enum hnae_loop loop_mode) | |
477 | { | |
478 | #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1 | |
479 | #define NIC_LB_TEST_RING_ID 0 | |
480 | #define NIC_LB_TEST_FRAME_SIZE 128 | |
481 | /* nic loopback test err */ | |
482 | #define NIC_LB_TEST_NO_MEM_ERR 1 | |
483 | #define NIC_LB_TEST_TX_CNT_ERR 2 | |
484 | #define NIC_LB_TEST_RX_CNT_ERR 3 | |
485 | #define NIC_LB_TEST_RX_PKG_ERR 4 | |
486 | struct hns_nic_priv *priv = netdev_priv(ndev); | |
487 | struct hnae_handle *h = priv->ae_handle; | |
488 | int i, j, lc, good_cnt, ret_val = 0; | |
489 | unsigned int size; | |
490 | netdev_tx_t tx_ret_val; | |
491 | struct sk_buff *skb; | |
492 | ||
493 | size = NIC_LB_TEST_FRAME_SIZE; | |
494 | /* allocate test skb */ | |
495 | skb = alloc_skb(size, GFP_KERNEL); | |
496 | if (!skb) | |
497 | return NIC_LB_TEST_NO_MEM_ERR; | |
498 | ||
499 | /* place data into test skb */ | |
500 | (void)skb_put(skb, size); | |
68c222a6 | 501 | skb->dev = ndev; |
b5996f11 | 502 | __lb_other_process(NULL, skb); |
503 | skb->queue_mapping = NIC_LB_TEST_RING_ID; | |
504 | ||
505 | lc = 1; | |
506 | for (j = 0; j < lc; j++) { | |
507 | /* reset count of good packets */ | |
508 | good_cnt = 0; | |
509 | /* place 64 packets on the transmit queue*/ | |
510 | for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) { | |
511 | (void)skb_get(skb); | |
512 | ||
513 | tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw( | |
514 | ndev, skb, | |
515 | &tx_ring_data(priv, skb->queue_mapping)); | |
516 | if (tx_ret_val == NETDEV_TX_OK) | |
517 | good_cnt++; | |
518 | else | |
519 | break; | |
520 | } | |
521 | if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { | |
522 | ret_val = NIC_LB_TEST_TX_CNT_ERR; | |
523 | dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n", | |
524 | hns_nic_test_strs[loop_mode], good_cnt, | |
525 | NIC_LB_TEST_PKT_NUM_PER_CYCLE); | |
526 | break; | |
527 | } | |
528 | ||
529 | /* allow 100 milliseconds for packets to go from Tx to Rx */ | |
530 | msleep(100); | |
531 | ||
532 | good_cnt = __lb_clean_rings(priv, | |
533 | h->q_num, h->q_num * 2 - 1, | |
534 | NIC_LB_TEST_PKT_NUM_PER_CYCLE); | |
535 | if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { | |
536 | ret_val = NIC_LB_TEST_RX_CNT_ERR; | |
537 | dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n", | |
538 | hns_nic_test_strs[loop_mode], good_cnt, | |
539 | NIC_LB_TEST_PKT_NUM_PER_CYCLE); | |
540 | break; | |
541 | } | |
542 | (void)__lb_clean_rings(priv, | |
543 | NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID, | |
544 | NIC_LB_TEST_PKT_NUM_PER_CYCLE); | |
545 | } | |
546 | ||
547 | /* free the original skb */ | |
548 | kfree_skb(skb); | |
549 | ||
550 | return ret_val; | |
551 | } | |
552 | ||
553 | static int __lb_down(struct net_device *ndev) | |
554 | { | |
555 | struct hns_nic_priv *priv = netdev_priv(ndev); | |
556 | struct hnae_handle *h = priv->ae_handle; | |
557 | int ret; | |
558 | ||
559 | ret = __lb_setup(ndev, MAC_LOOP_NONE); | |
560 | if (ret) | |
561 | netdev_err(ndev, "%s: __lb_setup return error(%d)!\n", | |
562 | __func__, | |
563 | ret); | |
564 | ||
565 | if (priv->phy) | |
566 | phy_stop(priv->phy); | |
567 | ||
568 | if (h->dev->ops->stop) | |
569 | h->dev->ops->stop(h); | |
570 | ||
571 | usleep_range(10000, 20000); | |
572 | (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256); | |
573 | ||
574 | hns_nic_net_reset(ndev); | |
575 | ||
576 | return 0; | |
577 | } | |
578 | ||
579 | /** | |
580 | * hns_nic_self_test - self test | |
581 | * @dev: net device | |
582 | * @eth_test: test cmd | |
583 | * @data: test result | |
584 | */ | |
585 | static void hns_nic_self_test(struct net_device *ndev, | |
586 | struct ethtool_test *eth_test, u64 *data) | |
587 | { | |
588 | struct hns_nic_priv *priv = netdev_priv(ndev); | |
589 | bool if_running = netif_running(ndev); | |
590 | #define SELF_TEST_TPYE_NUM 3 | |
591 | int st_param[SELF_TEST_TPYE_NUM][2]; | |
592 | int i; | |
593 | int test_index = 0; | |
594 | ||
595 | st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */ | |
596 | st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII); | |
597 | st_param[1][0] = MAC_INTERNALLOOP_SERDES; | |
598 | st_param[1][1] = 1; /*serdes must exist*/ | |
599 | st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/ | |
600 | st_param[2][1] = ((!!(priv->ae_handle->phy_node)) && | |
601 | (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)); | |
602 | ||
603 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { | |
604 | set_bit(NIC_STATE_TESTING, &priv->state); | |
605 | ||
606 | if (if_running) | |
607 | (void)dev_close(ndev); | |
608 | ||
609 | for (i = 0; i < SELF_TEST_TPYE_NUM; i++) { | |
610 | if (!st_param[i][1]) | |
611 | continue; /* NEXT testing */ | |
612 | ||
613 | data[test_index] = __lb_up(ndev, | |
614 | (enum hnae_loop)st_param[i][0]); | |
615 | if (!data[test_index]) { | |
616 | data[test_index] = __lb_run_test( | |
617 | ndev, (enum hnae_loop)st_param[i][0]); | |
618 | (void)__lb_down(ndev); | |
619 | } | |
620 | ||
621 | if (data[test_index]) | |
622 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
623 | ||
624 | test_index++; | |
625 | } | |
626 | ||
627 | hns_nic_net_reset(priv->netdev); | |
628 | ||
629 | clear_bit(NIC_STATE_TESTING, &priv->state); | |
630 | ||
631 | if (if_running) | |
632 | (void)dev_open(ndev); | |
633 | } | |
634 | /* Online tests aren't run; pass by default */ | |
635 | ||
636 | (void)msleep_interruptible(4 * 1000); | |
637 | } | |
638 | ||
639 | /** | |
640 | * hns_nic_get_drvinfo - get net driver info | |
641 | * @dev: net device | |
642 | * @drvinfo: driver info | |
643 | */ | |
644 | static void hns_nic_get_drvinfo(struct net_device *net_dev, | |
645 | struct ethtool_drvinfo *drvinfo) | |
646 | { | |
647 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
648 | ||
649 | assert(priv); | |
650 | ||
651 | strncpy(drvinfo->version, HNAE_DRIVER_VERSION, | |
652 | sizeof(drvinfo->version)); | |
653 | drvinfo->version[sizeof(drvinfo->version) - 1] = '\0'; | |
654 | ||
655 | strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver)); | |
656 | drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; | |
657 | ||
658 | strncpy(drvinfo->bus_info, priv->dev->bus->name, | |
659 | sizeof(drvinfo->bus_info)); | |
660 | drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0'; | |
661 | ||
662 | strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN); | |
13ac695e | 663 | drvinfo->eedump_len = 0; |
b5996f11 | 664 | } |
665 | ||
666 | /** | |
667 | * hns_get_ringparam - get ring parameter | |
668 | * @dev: net device | |
669 | * @param: ethtool parameter | |
670 | */ | |
671 | void hns_get_ringparam(struct net_device *net_dev, | |
672 | struct ethtool_ringparam *param) | |
673 | { | |
674 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
675 | struct hnae_ae_ops *ops; | |
676 | struct hnae_queue *queue; | |
677 | u32 uplimit = 0; | |
678 | ||
679 | queue = priv->ae_handle->qs[0]; | |
680 | ops = priv->ae_handle->dev->ops; | |
681 | ||
682 | if (ops->get_ring_bdnum_limit) | |
683 | ops->get_ring_bdnum_limit(queue, &uplimit); | |
684 | ||
685 | param->rx_max_pending = uplimit; | |
686 | param->tx_max_pending = uplimit; | |
687 | param->rx_pending = queue->rx_ring.desc_num; | |
688 | param->tx_pending = queue->tx_ring.desc_num; | |
689 | } | |
690 | ||
691 | /** | |
692 | * hns_get_pauseparam - get pause parameter | |
693 | * @dev: net device | |
694 | * @param: pause parameter | |
695 | */ | |
696 | static void hns_get_pauseparam(struct net_device *net_dev, | |
697 | struct ethtool_pauseparam *param) | |
698 | { | |
699 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
700 | struct hnae_ae_ops *ops; | |
701 | ||
702 | ops = priv->ae_handle->dev->ops; | |
703 | ||
704 | if (ops->get_pauseparam) | |
705 | ops->get_pauseparam(priv->ae_handle, ¶m->autoneg, | |
706 | ¶m->rx_pause, ¶m->tx_pause); | |
707 | } | |
708 | ||
709 | /** | |
710 | * hns_set_pauseparam - set pause parameter | |
711 | * @dev: net device | |
712 | * @param: pause parameter | |
713 | * | |
714 | * Return 0 on success, negative on failure | |
715 | */ | |
716 | static int hns_set_pauseparam(struct net_device *net_dev, | |
717 | struct ethtool_pauseparam *param) | |
718 | { | |
719 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
720 | struct hnae_handle *h; | |
721 | struct hnae_ae_ops *ops; | |
722 | ||
723 | assert(priv || priv->ae_handle); | |
724 | ||
725 | h = priv->ae_handle; | |
726 | ops = h->dev->ops; | |
727 | ||
728 | if (!ops->set_pauseparam) | |
729 | return -ESRCH; | |
730 | ||
731 | return ops->set_pauseparam(priv->ae_handle, param->autoneg, | |
732 | param->rx_pause, param->tx_pause); | |
733 | } | |
734 | ||
735 | /** | |
736 | * hns_get_coalesce - get coalesce info. | |
737 | * @dev: net device | |
738 | * @ec: coalesce info. | |
739 | * | |
740 | * Return 0 on success, negative on failure. | |
741 | */ | |
742 | static int hns_get_coalesce(struct net_device *net_dev, | |
743 | struct ethtool_coalesce *ec) | |
744 | { | |
745 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
746 | struct hnae_ae_ops *ops; | |
747 | ||
748 | ops = priv->ae_handle->dev->ops; | |
749 | ||
750 | ec->use_adaptive_rx_coalesce = 1; | |
751 | ec->use_adaptive_tx_coalesce = 1; | |
752 | ||
753 | if ((!ops->get_coalesce_usecs) || | |
754 | (!ops->get_rx_max_coalesced_frames)) | |
755 | return -ESRCH; | |
756 | ||
757 | ops->get_coalesce_usecs(priv->ae_handle, | |
758 | &ec->tx_coalesce_usecs, | |
759 | &ec->rx_coalesce_usecs); | |
760 | ||
761 | ops->get_rx_max_coalesced_frames( | |
762 | priv->ae_handle, | |
763 | &ec->tx_max_coalesced_frames, | |
764 | &ec->rx_max_coalesced_frames); | |
765 | ||
766 | return 0; | |
767 | } | |
768 | ||
769 | /** | |
770 | * hns_set_coalesce - set coalesce info. | |
771 | * @dev: net device | |
772 | * @ec: coalesce info. | |
773 | * | |
774 | * Return 0 on success, negative on failure. | |
775 | */ | |
776 | static int hns_set_coalesce(struct net_device *net_dev, | |
777 | struct ethtool_coalesce *ec) | |
778 | { | |
779 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
780 | struct hnae_ae_ops *ops; | |
781 | int ret; | |
782 | ||
783 | assert(priv || priv->ae_handle); | |
784 | ||
785 | ops = priv->ae_handle->dev->ops; | |
786 | ||
787 | if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs) | |
788 | return -EINVAL; | |
789 | ||
790 | if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames) | |
791 | return -EINVAL; | |
792 | ||
793 | if ((!ops->set_coalesce_usecs) || | |
794 | (!ops->set_coalesce_frames)) | |
795 | return -ESRCH; | |
796 | ||
797 | ops->set_coalesce_usecs(priv->ae_handle, | |
798 | ec->rx_coalesce_usecs); | |
799 | ||
800 | ret = ops->set_coalesce_frames( | |
801 | priv->ae_handle, | |
802 | ec->rx_max_coalesced_frames); | |
803 | ||
804 | return ret; | |
805 | } | |
806 | ||
807 | /** | |
808 | * hns_get_channels - get channel info. | |
809 | * @dev: net device | |
810 | * @ch: channel info. | |
811 | */ | |
812 | void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch) | |
813 | { | |
814 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
815 | ||
816 | ch->max_rx = priv->ae_handle->q_num; | |
817 | ch->max_tx = priv->ae_handle->q_num; | |
818 | ||
819 | ch->rx_count = priv->ae_handle->q_num; | |
820 | ch->tx_count = priv->ae_handle->q_num; | |
821 | } | |
822 | ||
823 | /** | |
824 | * get_ethtool_stats - get detail statistics. | |
825 | * @dev: net device | |
826 | * @stats: statistics info. | |
827 | * @data: statistics data. | |
828 | */ | |
829 | void hns_get_ethtool_stats(struct net_device *netdev, | |
830 | struct ethtool_stats *stats, u64 *data) | |
831 | { | |
832 | u64 *p = data; | |
833 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
834 | struct hnae_handle *h = priv->ae_handle; | |
835 | const struct rtnl_link_stats64 *net_stats; | |
836 | struct rtnl_link_stats64 temp; | |
837 | ||
838 | if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) { | |
839 | netdev_err(netdev, "get_stats or update_stats is null!\n"); | |
840 | return; | |
841 | } | |
842 | ||
843 | h->dev->ops->update_stats(h, &netdev->stats); | |
844 | ||
845 | net_stats = dev_get_stats(netdev, &temp); | |
846 | ||
847 | /* get netdev statistics */ | |
848 | p[0] = net_stats->rx_packets; | |
849 | p[1] = net_stats->tx_packets; | |
850 | p[2] = net_stats->rx_bytes; | |
851 | p[3] = net_stats->tx_bytes; | |
852 | p[4] = net_stats->rx_errors; | |
853 | p[5] = net_stats->tx_errors; | |
854 | p[6] = net_stats->rx_dropped; | |
855 | p[7] = net_stats->tx_dropped; | |
856 | p[8] = net_stats->multicast; | |
857 | p[9] = net_stats->collisions; | |
858 | p[10] = net_stats->rx_over_errors; | |
859 | p[11] = net_stats->rx_crc_errors; | |
860 | p[12] = net_stats->rx_frame_errors; | |
861 | p[13] = net_stats->rx_fifo_errors; | |
862 | p[14] = net_stats->rx_missed_errors; | |
863 | p[15] = net_stats->tx_aborted_errors; | |
864 | p[16] = net_stats->tx_carrier_errors; | |
865 | p[17] = net_stats->tx_fifo_errors; | |
866 | p[18] = net_stats->tx_heartbeat_errors; | |
867 | p[19] = net_stats->rx_length_errors; | |
868 | p[20] = net_stats->tx_window_errors; | |
869 | p[21] = net_stats->rx_compressed; | |
870 | p[22] = net_stats->tx_compressed; | |
871 | ||
872 | p[23] = netdev->rx_dropped.counter; | |
873 | p[24] = netdev->tx_dropped.counter; | |
874 | ||
875 | p[25] = priv->tx_timeout_count; | |
876 | ||
877 | /* get driver statistics */ | |
878 | h->dev->ops->get_stats(h, &p[26]); | |
879 | } | |
880 | ||
881 | /** | |
882 | * get_strings: Return a set of strings that describe the requested objects | |
883 | * @dev: net device | |
884 | * @stats: string set ID. | |
885 | * @data: objects data. | |
886 | */ | |
887 | void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data) | |
888 | { | |
889 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
890 | struct hnae_handle *h = priv->ae_handle; | |
891 | char *buff = (char *)data; | |
892 | ||
893 | if (!h->dev->ops->get_strings) { | |
894 | netdev_err(netdev, "h->dev->ops->get_strings is null!\n"); | |
895 | return; | |
896 | } | |
897 | ||
898 | if (stringset == ETH_SS_TEST) { | |
899 | if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) { | |
900 | memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC], | |
901 | ETH_GSTRING_LEN); | |
902 | buff += ETH_GSTRING_LEN; | |
903 | } | |
904 | memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES], | |
905 | ETH_GSTRING_LEN); | |
906 | buff += ETH_GSTRING_LEN; | |
907 | if ((priv->phy) && (!priv->phy->is_c45)) | |
908 | memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY], | |
909 | ETH_GSTRING_LEN); | |
910 | ||
911 | } else { | |
912 | snprintf(buff, ETH_GSTRING_LEN, "rx_packets"); | |
913 | buff = buff + ETH_GSTRING_LEN; | |
914 | snprintf(buff, ETH_GSTRING_LEN, "tx_packets"); | |
915 | buff = buff + ETH_GSTRING_LEN; | |
916 | snprintf(buff, ETH_GSTRING_LEN, "rx_bytes"); | |
917 | buff = buff + ETH_GSTRING_LEN; | |
918 | snprintf(buff, ETH_GSTRING_LEN, "tx_bytes"); | |
919 | buff = buff + ETH_GSTRING_LEN; | |
920 | snprintf(buff, ETH_GSTRING_LEN, "rx_errors"); | |
921 | buff = buff + ETH_GSTRING_LEN; | |
922 | snprintf(buff, ETH_GSTRING_LEN, "tx_errors"); | |
923 | buff = buff + ETH_GSTRING_LEN; | |
924 | snprintf(buff, ETH_GSTRING_LEN, "rx_dropped"); | |
925 | buff = buff + ETH_GSTRING_LEN; | |
926 | snprintf(buff, ETH_GSTRING_LEN, "tx_dropped"); | |
927 | buff = buff + ETH_GSTRING_LEN; | |
928 | snprintf(buff, ETH_GSTRING_LEN, "multicast"); | |
929 | buff = buff + ETH_GSTRING_LEN; | |
930 | snprintf(buff, ETH_GSTRING_LEN, "collisions"); | |
931 | buff = buff + ETH_GSTRING_LEN; | |
932 | snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors"); | |
933 | buff = buff + ETH_GSTRING_LEN; | |
934 | snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors"); | |
935 | buff = buff + ETH_GSTRING_LEN; | |
936 | snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors"); | |
937 | buff = buff + ETH_GSTRING_LEN; | |
938 | snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors"); | |
939 | buff = buff + ETH_GSTRING_LEN; | |
940 | snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors"); | |
941 | buff = buff + ETH_GSTRING_LEN; | |
942 | snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors"); | |
943 | buff = buff + ETH_GSTRING_LEN; | |
944 | snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors"); | |
945 | buff = buff + ETH_GSTRING_LEN; | |
946 | snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors"); | |
947 | buff = buff + ETH_GSTRING_LEN; | |
948 | snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors"); | |
949 | buff = buff + ETH_GSTRING_LEN; | |
950 | snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors"); | |
951 | buff = buff + ETH_GSTRING_LEN; | |
952 | snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors"); | |
953 | buff = buff + ETH_GSTRING_LEN; | |
954 | snprintf(buff, ETH_GSTRING_LEN, "rx_compressed"); | |
955 | buff = buff + ETH_GSTRING_LEN; | |
956 | snprintf(buff, ETH_GSTRING_LEN, "tx_compressed"); | |
957 | buff = buff + ETH_GSTRING_LEN; | |
958 | snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped"); | |
959 | buff = buff + ETH_GSTRING_LEN; | |
960 | snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped"); | |
961 | buff = buff + ETH_GSTRING_LEN; | |
962 | ||
963 | snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout"); | |
964 | buff = buff + ETH_GSTRING_LEN; | |
965 | ||
966 | h->dev->ops->get_strings(h, stringset, (u8 *)buff); | |
967 | } | |
968 | } | |
969 | ||
970 | /** | |
971 | * nic_get_sset_count - get string set count witch returned by nic_get_strings. | |
972 | * @dev: net device | |
973 | * @stringset: string set index, 0: self test string; 1: statistics string. | |
974 | * | |
975 | * Return string set count. | |
976 | */ | |
977 | int hns_get_sset_count(struct net_device *netdev, int stringset) | |
978 | { | |
979 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
980 | struct hnae_handle *h = priv->ae_handle; | |
981 | struct hnae_ae_ops *ops = h->dev->ops; | |
982 | ||
983 | if (!ops->get_sset_count) { | |
984 | netdev_err(netdev, "get_sset_count is null!\n"); | |
985 | return -EOPNOTSUPP; | |
986 | } | |
987 | if (stringset == ETH_SS_TEST) { | |
988 | u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN); | |
989 | ||
990 | if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII) | |
991 | cnt--; | |
992 | ||
993 | if ((!priv->phy) || (priv->phy->is_c45)) | |
994 | cnt--; | |
995 | ||
996 | return cnt; | |
997 | } else { | |
998 | return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset)); | |
999 | } | |
1000 | } | |
1001 | ||
1002 | /** | |
1003 | * hns_phy_led_set - set phy LED status. | |
1004 | * @dev: net device | |
1005 | * @value: LED state. | |
1006 | * | |
1007 | * Return 0 on success, negative on failure. | |
1008 | */ | |
1009 | int hns_phy_led_set(struct net_device *netdev, int value) | |
1010 | { | |
1011 | int retval; | |
1012 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1013 | struct phy_device *phy_dev = priv->phy; | |
1014 | ||
cd690e48 AL |
1015 | retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); |
1016 | retval = phy_write(phy_dev, HNS_LED_FC_REG, value); | |
1017 | retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); | |
b5996f11 | 1018 | if (retval) { |
1019 | netdev_err(netdev, "mdiobus_write fail !\n"); | |
1020 | return retval; | |
1021 | } | |
1022 | return 0; | |
1023 | } | |
1024 | ||
1025 | /** | |
1026 | * nic_set_phys_id - set phy identify LED. | |
1027 | * @dev: net device | |
1028 | * @state: LED state. | |
1029 | * | |
1030 | * Return 0 on success, negative on failure. | |
1031 | */ | |
1032 | int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) | |
1033 | { | |
1034 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1035 | struct hnae_handle *h = priv->ae_handle; | |
1036 | struct phy_device *phy_dev = priv->phy; | |
1037 | int ret; | |
1038 | ||
1039 | if (phy_dev) | |
1040 | switch (state) { | |
1041 | case ETHTOOL_ID_ACTIVE: | |
cd690e48 AL |
1042 | ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, |
1043 | HNS_PHY_PAGE_LED); | |
b5996f11 | 1044 | if (ret) |
1045 | return ret; | |
1046 | ||
cd690e48 | 1047 | priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG); |
b5996f11 | 1048 | |
cd690e48 AL |
1049 | ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, |
1050 | HNS_PHY_PAGE_COPPER); | |
b5996f11 | 1051 | if (ret) |
1052 | return ret; | |
1053 | return 2; | |
1054 | case ETHTOOL_ID_ON: | |
1055 | ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON); | |
1056 | if (ret) | |
1057 | return ret; | |
1058 | break; | |
1059 | case ETHTOOL_ID_OFF: | |
1060 | ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF); | |
1061 | if (ret) | |
1062 | return ret; | |
1063 | break; | |
1064 | case ETHTOOL_ID_INACTIVE: | |
cd690e48 AL |
1065 | ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, |
1066 | HNS_PHY_PAGE_LED); | |
b5996f11 | 1067 | if (ret) |
1068 | return ret; | |
1069 | ||
cd690e48 AL |
1070 | ret = phy_write(phy_dev, HNS_LED_FC_REG, |
1071 | priv->phy_led_val); | |
b5996f11 | 1072 | if (ret) |
1073 | return ret; | |
1074 | ||
cd690e48 AL |
1075 | ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, |
1076 | HNS_PHY_PAGE_COPPER); | |
b5996f11 | 1077 | if (ret) |
1078 | return ret; | |
1079 | break; | |
1080 | default: | |
1081 | return -EINVAL; | |
1082 | } | |
1083 | else | |
1084 | switch (state) { | |
1085 | case ETHTOOL_ID_ACTIVE: | |
1086 | return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE); | |
1087 | case ETHTOOL_ID_ON: | |
1088 | return h->dev->ops->set_led_id(h, HNAE_LED_ON); | |
1089 | case ETHTOOL_ID_OFF: | |
1090 | return h->dev->ops->set_led_id(h, HNAE_LED_OFF); | |
1091 | case ETHTOOL_ID_INACTIVE: | |
1092 | return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE); | |
1093 | default: | |
1094 | return -EINVAL; | |
1095 | } | |
1096 | ||
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | /** | |
1101 | * hns_get_regs - get net device register | |
1102 | * @dev: net device | |
1103 | * @cmd: ethtool cmd | |
1104 | * @date: register data | |
1105 | */ | |
1106 | void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd, | |
1107 | void *data) | |
1108 | { | |
1109 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
1110 | struct hnae_ae_ops *ops; | |
1111 | ||
1112 | assert(priv || priv->ae_handle); | |
1113 | ||
1114 | ops = priv->ae_handle->dev->ops; | |
1115 | ||
1116 | cmd->version = HNS_CHIP_VERSION; | |
1117 | if (!ops->get_regs) { | |
1118 | netdev_err(net_dev, "ops->get_regs is null!\n"); | |
1119 | return; | |
1120 | } | |
1121 | ops->get_regs(priv->ae_handle, data); | |
1122 | } | |
1123 | ||
1124 | /** | |
1125 | * nic_get_regs_len - get total register len. | |
1126 | * @dev: net device | |
1127 | * | |
1128 | * Return total register len. | |
1129 | */ | |
1130 | static int hns_get_regs_len(struct net_device *net_dev) | |
1131 | { | |
1132 | u32 reg_num; | |
1133 | struct hns_nic_priv *priv = netdev_priv(net_dev); | |
1134 | struct hnae_ae_ops *ops; | |
1135 | ||
1136 | assert(priv || priv->ae_handle); | |
1137 | ||
1138 | ops = priv->ae_handle->dev->ops; | |
1139 | if (!ops->get_regs_len) { | |
1140 | netdev_err(net_dev, "ops->get_regs_len is null!\n"); | |
1141 | return -EOPNOTSUPP; | |
1142 | } | |
1143 | ||
1144 | reg_num = ops->get_regs_len(priv->ae_handle); | |
1145 | if (reg_num > 0) | |
1146 | return reg_num * sizeof(u32); | |
1147 | else | |
1148 | return reg_num; /* error code */ | |
1149 | } | |
1150 | ||
1151 | /** | |
1152 | * hns_nic_nway_reset - nway reset | |
1153 | * @dev: net device | |
1154 | * | |
1155 | * Return 0 on success, negative on failure | |
1156 | */ | |
1157 | static int hns_nic_nway_reset(struct net_device *netdev) | |
1158 | { | |
1159 | int ret = 0; | |
1160 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1161 | struct phy_device *phy = priv->phy; | |
1162 | ||
1163 | if (netif_running(netdev)) { | |
1164 | if (phy) | |
1165 | ret = genphy_restart_aneg(phy); | |
1166 | } | |
1167 | ||
1168 | return ret; | |
1169 | } | |
1170 | ||
6bc0ce7d S |
1171 | static u32 |
1172 | hns_get_rss_key_size(struct net_device *netdev) | |
1173 | { | |
1174 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1175 | struct hnae_ae_ops *ops; | |
1176 | u32 ret; | |
1177 | ||
1178 | if (AE_IS_VER1(priv->enet_ver)) { | |
1179 | netdev_err(netdev, | |
1180 | "RSS feature is not supported on this hardware\n"); | |
1181 | return -EOPNOTSUPP; | |
1182 | } | |
1183 | ||
1184 | ops = priv->ae_handle->dev->ops; | |
1185 | ret = ops->get_rss_key_size(priv->ae_handle); | |
1186 | ||
1187 | return ret; | |
1188 | } | |
1189 | ||
1190 | static u32 | |
1191 | hns_get_rss_indir_size(struct net_device *netdev) | |
1192 | { | |
1193 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1194 | struct hnae_ae_ops *ops; | |
1195 | u32 ret; | |
1196 | ||
1197 | if (AE_IS_VER1(priv->enet_ver)) { | |
1198 | netdev_err(netdev, | |
1199 | "RSS feature is not supported on this hardware\n"); | |
1200 | return -EOPNOTSUPP; | |
1201 | } | |
1202 | ||
1203 | ops = priv->ae_handle->dev->ops; | |
1204 | ret = ops->get_rss_indir_size(priv->ae_handle); | |
1205 | ||
1206 | return ret; | |
1207 | } | |
1208 | ||
1209 | static int | |
1210 | hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) | |
1211 | { | |
1212 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1213 | struct hnae_ae_ops *ops; | |
1214 | int ret; | |
1215 | ||
1216 | if (AE_IS_VER1(priv->enet_ver)) { | |
1217 | netdev_err(netdev, | |
1218 | "RSS feature is not supported on this hardware\n"); | |
1219 | return -EOPNOTSUPP; | |
1220 | } | |
1221 | ||
1222 | ops = priv->ae_handle->dev->ops; | |
1223 | ||
1224 | if (!indir) | |
1225 | return 0; | |
1226 | ||
1227 | ret = ops->get_rss(priv->ae_handle, indir, key, hfunc); | |
1228 | ||
1229 | return 0; | |
1230 | } | |
1231 | ||
1232 | static int | |
1233 | hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key, | |
1234 | const u8 hfunc) | |
1235 | { | |
1236 | struct hns_nic_priv *priv = netdev_priv(netdev); | |
1237 | struct hnae_ae_ops *ops; | |
1238 | int ret; | |
1239 | ||
1240 | if (AE_IS_VER1(priv->enet_ver)) { | |
1241 | netdev_err(netdev, | |
1242 | "RSS feature is not supported on this hardware\n"); | |
1243 | return -EOPNOTSUPP; | |
1244 | } | |
1245 | ||
1246 | ops = priv->ae_handle->dev->ops; | |
1247 | ||
1248 | /* currently hfunc can only be Toeplitz hash */ | |
1249 | if (key || | |
1250 | (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) | |
1251 | return -EOPNOTSUPP; | |
1252 | if (!indir) | |
1253 | return 0; | |
1254 | ||
1255 | ret = ops->set_rss(priv->ae_handle, indir, key, hfunc); | |
1256 | ||
1257 | return 0; | |
1258 | } | |
1259 | ||
b5996f11 | 1260 | static struct ethtool_ops hns_ethtool_ops = { |
1261 | .get_drvinfo = hns_nic_get_drvinfo, | |
1262 | .get_link = hns_nic_get_link, | |
1263 | .get_settings = hns_nic_get_settings, | |
1264 | .set_settings = hns_nic_set_settings, | |
1265 | .get_ringparam = hns_get_ringparam, | |
1266 | .get_pauseparam = hns_get_pauseparam, | |
1267 | .set_pauseparam = hns_set_pauseparam, | |
1268 | .get_coalesce = hns_get_coalesce, | |
1269 | .set_coalesce = hns_set_coalesce, | |
1270 | .get_channels = hns_get_channels, | |
1271 | .self_test = hns_nic_self_test, | |
1272 | .get_strings = hns_get_strings, | |
1273 | .get_sset_count = hns_get_sset_count, | |
1274 | .get_ethtool_stats = hns_get_ethtool_stats, | |
1275 | .set_phys_id = hns_set_phys_id, | |
1276 | .get_regs_len = hns_get_regs_len, | |
1277 | .get_regs = hns_get_regs, | |
1278 | .nway_reset = hns_nic_nway_reset, | |
6bc0ce7d S |
1279 | .get_rxfh_key_size = hns_get_rss_key_size, |
1280 | .get_rxfh_indir_size = hns_get_rss_indir_size, | |
1281 | .get_rxfh = hns_get_rss, | |
1282 | .set_rxfh = hns_set_rss, | |
b5996f11 | 1283 | }; |
1284 | ||
1285 | void hns_ethtool_set_ops(struct net_device *ndev) | |
1286 | { | |
1287 | ndev->ethtool_ops = &hns_ethtool_ops; | |
1288 | } |