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accel/ivpu: Move recovery work to system_unbound_wq
[drm/drm-misc.git] / drivers / net / ethernet / hisilicon / hns / hns_dsaf_mac.c
blobbc6b269be299590495d43f8d269de6d47bc3303e
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * Copyright (c) 2014-2015 Hisilicon Limited.
4 */
5
6 #include <linux/acpi.h>
7 #include <linux/init.h>
8 #include <linux/interrupt.h>
9 #include <linux/kernel.h>
10 #include <linux/mfd/syscon.h>
11 #include <linux/module.h>
12 #include <linux/netdevice.h>
13 #include <linux/of.h>
14 #include <linux/of_address.h>
15 #include <linux/of_mdio.h>
16 #include <linux/phy.h>
17 #include <linux/platform_device.h>
18
19 #include "hns_dsaf_main.h"
20 #include "hns_dsaf_misc.h"
21 #include "hns_dsaf_rcb.h"
22
23 #define MAC_EN_FLAG_V 0xada0328
24
25 static const u16 mac_phy_to_speed[] = {
26 [PHY_INTERFACE_MODE_MII] = MAC_SPEED_100,
27 [PHY_INTERFACE_MODE_GMII] = MAC_SPEED_1000,
28 [PHY_INTERFACE_MODE_SGMII] = MAC_SPEED_1000,
29 [PHY_INTERFACE_MODE_TBI] = MAC_SPEED_1000,
30 [PHY_INTERFACE_MODE_RMII] = MAC_SPEED_100,
31 [PHY_INTERFACE_MODE_RGMII] = MAC_SPEED_1000,
32 [PHY_INTERFACE_MODE_RGMII_ID] = MAC_SPEED_1000,
33 [PHY_INTERFACE_MODE_RGMII_RXID] = MAC_SPEED_1000,
34 [PHY_INTERFACE_MODE_RGMII_TXID] = MAC_SPEED_1000,
35 [PHY_INTERFACE_MODE_RTBI] = MAC_SPEED_1000,
36 [PHY_INTERFACE_MODE_XGMII] = MAC_SPEED_10000
37 };
38
39 static const enum mac_mode g_mac_mode_100[] = {
40 [PHY_INTERFACE_MODE_MII] = MAC_MODE_MII_100,
41 [PHY_INTERFACE_MODE_RMII] = MAC_MODE_RMII_100
42 };
43
44 static const enum mac_mode g_mac_mode_1000[] = {
45 [PHY_INTERFACE_MODE_GMII] = MAC_MODE_GMII_1000,
46 [PHY_INTERFACE_MODE_SGMII] = MAC_MODE_SGMII_1000,
47 [PHY_INTERFACE_MODE_TBI] = MAC_MODE_TBI_1000,
48 [PHY_INTERFACE_MODE_RGMII] = MAC_MODE_RGMII_1000,
49 [PHY_INTERFACE_MODE_RGMII_ID] = MAC_MODE_RGMII_1000,
50 [PHY_INTERFACE_MODE_RGMII_RXID] = MAC_MODE_RGMII_1000,
51 [PHY_INTERFACE_MODE_RGMII_TXID] = MAC_MODE_RGMII_1000,
52 [PHY_INTERFACE_MODE_RTBI] = MAC_MODE_RTBI_1000
53 };
54
55 static enum mac_mode hns_get_enet_interface(const struct hns_mac_cb *mac_cb)
56 {
57 switch (mac_cb->max_speed) {
58 case MAC_SPEED_100:
59 return g_mac_mode_100[mac_cb->phy_if];
60 case MAC_SPEED_1000:
61 return g_mac_mode_1000[mac_cb->phy_if];
62 case MAC_SPEED_10000:
63 return MAC_MODE_XGMII_10000;
64 default:
65 return MAC_MODE_MII_100;
66 }
67 }
68
69 static u32 hns_mac_link_anti_shake(struct mac_driver *mac_ctrl_drv)
70 {
71 #define HNS_MAC_LINK_WAIT_TIME 5
72 #define HNS_MAC_LINK_WAIT_CNT 40
73
74 u32 link_status = 0;
75 int i;
76
77 if (!mac_ctrl_drv->get_link_status)
78 return link_status;
79
80 for (i = 0; i < HNS_MAC_LINK_WAIT_CNT; i++) {
81 msleep(HNS_MAC_LINK_WAIT_TIME);
82 mac_ctrl_drv->get_link_status(mac_ctrl_drv, &link_status);
83 if (!link_status)
84 break;
85 }
86
87 return link_status;
88 }
89
90 void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status)
91 {
92 struct mac_driver *mac_ctrl_drv;
93 int ret, sfp_prsnt;
94
95 mac_ctrl_drv = hns_mac_get_drv(mac_cb);
96
97 if (mac_ctrl_drv->get_link_status)
98 mac_ctrl_drv->get_link_status(mac_ctrl_drv, link_status);
99 else
100 *link_status = 0;
101
102 if (mac_cb->media_type == HNAE_MEDIA_TYPE_FIBER) {
103 ret = mac_cb->dsaf_dev->misc_op->get_sfp_prsnt(mac_cb,
104 &sfp_prsnt);
105 if (!ret)
106 *link_status = *link_status && sfp_prsnt;
107
108 /* for FIBER port, it may have a fake link up.
109 * when the link status changes from down to up, we need to do
110 * anti-shake. the anti-shake time is base on tests.
111 * only FIBER port need to do this.
112 */
113 if (*link_status && !mac_cb->link)
114 *link_status = hns_mac_link_anti_shake(mac_ctrl_drv);
115 }
116
117 mac_cb->link = *link_status;
118 }
119
120 int hns_mac_get_port_info(struct hns_mac_cb *mac_cb,
121 u8 *auto_neg, u16 *speed, u8 *duplex)
122 {
123 struct mac_driver *mac_ctrl_drv;
124 struct mac_info info;
125
126 mac_ctrl_drv = hns_mac_get_drv(mac_cb);
127
128 if (!mac_ctrl_drv->get_info)
129 return -ENODEV;
130
131 mac_ctrl_drv->get_info(mac_ctrl_drv, &info);
132 if (auto_neg)
133 *auto_neg = info.auto_neg;
134 if (speed)
135 *speed = info.speed;
136 if (duplex)
137 *duplex = info.duplex;
138
139 return 0;
140 }
141
142 /**
143 *hns_mac_need_adjust_link - check is need change mac speed and duplex register
144 *@mac_cb: mac device
145 *@speed: phy device speed
146 *@duplex:phy device duplex
147 *
148 */
149 bool hns_mac_need_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex)
150 {
151 struct mac_driver *mac_ctrl_drv;
152
153 mac_ctrl_drv = (struct mac_driver *)(mac_cb->priv.mac);
154
155 if (mac_ctrl_drv->need_adjust_link)
156 return mac_ctrl_drv->need_adjust_link(mac_ctrl_drv,
157 (enum mac_speed)speed, duplex);
158 else
159 return true;
160 }
161
162 void hns_mac_adjust_link(struct hns_mac_cb *mac_cb, int speed, int duplex)
163 {
164 int ret;
165 struct mac_driver *mac_ctrl_drv;
166
167 mac_ctrl_drv = (struct mac_driver *)(mac_cb->priv.mac);
168
169 mac_cb->speed = speed;
170 mac_cb->half_duplex = !duplex;
171
172 if (mac_ctrl_drv->adjust_link) {
173 ret = mac_ctrl_drv->adjust_link(mac_ctrl_drv,
174 (enum mac_speed)speed, duplex);
175 if (ret) {
176 dev_err(mac_cb->dev,
177 "adjust_link failed, %s mac%d ret = %#x!\n",
178 mac_cb->dsaf_dev->ae_dev.name,
179 mac_cb->mac_id, ret);
180 return;
181 }
182 }
183 }
184
185 /**
186 *hns_mac_get_inner_port_num - get mac table inner port number
187 *@mac_cb: mac device
188 *@vmid: vm id
189 *@port_num:port number
190 *
191 */
192 int hns_mac_get_inner_port_num(struct hns_mac_cb *mac_cb, u8 vmid, u8 *port_num)
193 {
194 int q_num_per_vf, vf_num_per_port;
195 int vm_queue_id;
196 u8 tmp_port;
197
198 if (mac_cb->dsaf_dev->dsaf_mode <= DSAF_MODE_ENABLE) {
199 if (mac_cb->mac_id != DSAF_MAX_PORT_NUM) {
200 dev_err(mac_cb->dev,
201 "input invalid, %s mac%d vmid%d !\n",
202 mac_cb->dsaf_dev->ae_dev.name,
203 mac_cb->mac_id, vmid);
204 return -EINVAL;
205 }
206 } else if (mac_cb->dsaf_dev->dsaf_mode < DSAF_MODE_MAX) {
207 if (mac_cb->mac_id >= DSAF_MAX_PORT_NUM) {
208 dev_err(mac_cb->dev,
209 "input invalid, %s mac%d vmid%d!\n",
210 mac_cb->dsaf_dev->ae_dev.name,
211 mac_cb->mac_id, vmid);
212 return -EINVAL;
213 }
214 } else {
215 dev_err(mac_cb->dev, "dsaf mode invalid, %s mac%d!\n",
216 mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id);
217 return -EINVAL;
218 }
219
220 if (vmid >= mac_cb->dsaf_dev->rcb_common[0]->max_vfn) {
221 dev_err(mac_cb->dev, "input invalid, %s mac%d vmid%d !\n",
222 mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id, vmid);
223 return -EINVAL;
224 }
225
226 q_num_per_vf = mac_cb->dsaf_dev->rcb_common[0]->max_q_per_vf;
227 vf_num_per_port = mac_cb->dsaf_dev->rcb_common[0]->max_vfn;
228
229 vm_queue_id = vmid * q_num_per_vf +
230 vf_num_per_port * q_num_per_vf * mac_cb->mac_id;
231
232 switch (mac_cb->dsaf_dev->dsaf_mode) {
233 case DSAF_MODE_ENABLE_FIX:
234 tmp_port = 0;
235 break;
236 case DSAF_MODE_DISABLE_FIX:
237 tmp_port = 0;
238 break;
239 case DSAF_MODE_ENABLE_0VM:
240 case DSAF_MODE_ENABLE_8VM:
241 case DSAF_MODE_ENABLE_16VM:
242 case DSAF_MODE_ENABLE_32VM:
243 case DSAF_MODE_ENABLE_128VM:
244 case DSAF_MODE_DISABLE_2PORT_8VM:
245 case DSAF_MODE_DISABLE_2PORT_16VM:
246 case DSAF_MODE_DISABLE_2PORT_64VM:
247 case DSAF_MODE_DISABLE_6PORT_0VM:
248 case DSAF_MODE_DISABLE_6PORT_2VM:
249 case DSAF_MODE_DISABLE_6PORT_4VM:
250 case DSAF_MODE_DISABLE_6PORT_16VM:
251 tmp_port = vm_queue_id;
252 break;
253 default:
254 dev_err(mac_cb->dev, "dsaf mode invalid, %s mac%d!\n",
255 mac_cb->dsaf_dev->ae_dev.name, mac_cb->mac_id);
256 return -EINVAL;
257 }
258 tmp_port += DSAF_BASE_INNER_PORT_NUM;
259
260 *port_num = tmp_port;
261
262 return 0;
263 }
264
265 /**
266 *hns_mac_change_vf_addr - change vf mac address
267 *@mac_cb: mac device
268 *@vmid: vmid
269 *@addr:mac address
270 */
271 int hns_mac_change_vf_addr(struct hns_mac_cb *mac_cb,
272 u32 vmid, const char *addr)
273 {
274 int ret;
275 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
276 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
277 struct dsaf_drv_mac_single_dest_entry mac_entry;
278 struct mac_entry_idx *old_entry;
279
280 old_entry = &mac_cb->addr_entry_idx[vmid];
281 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
282 memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr));
283 mac_entry.in_vlan_id = old_entry->vlan_id;
284 mac_entry.in_port_num = mac_cb->mac_id;
285 ret = hns_mac_get_inner_port_num(mac_cb, (u8)vmid,
286 &mac_entry.port_num);
287 if (ret)
288 return ret;
289
290 if ((old_entry->valid != 0) &&
291 (memcmp(old_entry->addr,
292 addr, sizeof(mac_entry.addr)) != 0)) {
293 ret = hns_dsaf_del_mac_entry(dsaf_dev,
294 old_entry->vlan_id,
295 mac_cb->mac_id,
296 old_entry->addr);
297 if (ret)
298 return ret;
299 }
300
301 ret = hns_dsaf_set_mac_uc_entry(dsaf_dev, &mac_entry);
302 if (ret)
303 return ret;
304 }
305
306 if ((mac_ctrl_drv->set_mac_addr) && (vmid == 0))
307 mac_ctrl_drv->set_mac_addr(mac_cb->priv.mac, addr);
308
309 memcpy(old_entry->addr, addr, sizeof(old_entry->addr));
310 old_entry->valid = 1;
311 return 0;
312 }
313
314 int hns_mac_add_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id,
315 const unsigned char *addr)
316 {
317 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
318 struct dsaf_drv_mac_single_dest_entry mac_entry;
319 int ret;
320
321 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
322 return -ENOSPC;
323
324 memset(&mac_entry, 0, sizeof(mac_entry));
325 memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr));
326 mac_entry.in_port_num = mac_cb->mac_id;
327 ret = hns_mac_get_inner_port_num(mac_cb, vf_id, &mac_entry.port_num);
328 if (ret)
329 return ret;
330
331 return hns_dsaf_set_mac_uc_entry(dsaf_dev, &mac_entry);
332 }
333
334 int hns_mac_rm_uc_addr(struct hns_mac_cb *mac_cb, u8 vf_id,
335 const unsigned char *addr)
336 {
337 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
338 struct dsaf_drv_mac_single_dest_entry mac_entry;
339 int ret;
340
341 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
342 return -ENOSPC;
343
344 memset(&mac_entry, 0, sizeof(mac_entry));
345 memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr));
346 mac_entry.in_port_num = mac_cb->mac_id;
347 ret = hns_mac_get_inner_port_num(mac_cb, vf_id, &mac_entry.port_num);
348 if (ret)
349 return ret;
350
351 return hns_dsaf_rm_mac_addr(dsaf_dev, &mac_entry);
352 }
353
354 int hns_mac_set_multi(struct hns_mac_cb *mac_cb,
355 u32 port_num, char *addr, bool enable)
356 {
357 int ret;
358 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
359 struct dsaf_drv_mac_single_dest_entry mac_entry;
360
361 if (!HNS_DSAF_IS_DEBUG(dsaf_dev) && addr) {
362 memcpy(mac_entry.addr, addr, sizeof(mac_entry.addr));
363 mac_entry.in_vlan_id = 0;/*vlan_id;*/
364 mac_entry.in_port_num = mac_cb->mac_id;
365 mac_entry.port_num = port_num;
366
367 if (!enable)
368 ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry);
369 else
370 ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry);
371 if (ret) {
372 dev_err(dsaf_dev->dev,
373 "set mac mc port failed, %s mac%d ret = %#x!\n",
374 mac_cb->dsaf_dev->ae_dev.name,
375 mac_cb->mac_id, ret);
376 return ret;
377 }
378 }
379
380 return 0;
381 }
382
383 int hns_mac_clr_multicast(struct hns_mac_cb *mac_cb, int vfn)
384 {
385 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
386 u8 port_num;
387 int ret = hns_mac_get_inner_port_num(mac_cb, vfn, &port_num);
388
389 if (ret)
390 return ret;
391
392 return hns_dsaf_clr_mac_mc_port(dsaf_dev, mac_cb->mac_id, port_num);
393 }
394
395 static void hns_mac_param_get(struct mac_params *param,
396 struct hns_mac_cb *mac_cb)
397 {
398 param->vaddr = mac_cb->vaddr;
399 param->mac_mode = hns_get_enet_interface(mac_cb);
400 ether_addr_copy(param->addr, mac_cb->addr_entry_idx[0].addr);
401 param->mac_id = mac_cb->mac_id;
402 param->dev = mac_cb->dev;
403 }
404
405 /**
406 * hns_mac_port_config_bc_en - set broadcast rx&tx enable
407 * @mac_cb: mac device
408 * @port_num: queue number
409 * @vlan_id: vlan id`
410 * @enable: enable
411 * return 0 - success , negative --fail
412 */
413 static int hns_mac_port_config_bc_en(struct hns_mac_cb *mac_cb,
414 u32 port_num, u16 vlan_id, bool enable)
415 {
416 int ret;
417 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
418 struct dsaf_drv_mac_single_dest_entry mac_entry;
419
420 /* directy return ok in debug network mode */
421 if (mac_cb->mac_type == HNAE_PORT_DEBUG)
422 return 0;
423
424 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
425 eth_broadcast_addr(mac_entry.addr);
426 mac_entry.in_vlan_id = vlan_id;
427 mac_entry.in_port_num = mac_cb->mac_id;
428 mac_entry.port_num = port_num;
429
430 if (!enable)
431 ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry);
432 else
433 ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry);
434 return ret;
435 }
436
437 return 0;
438 }
439
440 /**
441 * hns_mac_vm_config_bc_en - set broadcast rx&tx enable
442 * @mac_cb: mac device
443 * @vmid: vm id
444 * @enable: enable
445 * return 0 - success , negative --fail
446 */
447 int hns_mac_vm_config_bc_en(struct hns_mac_cb *mac_cb, u32 vmid, bool enable)
448 {
449 int ret;
450 struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
451 u8 port_num;
452 struct mac_entry_idx *uc_mac_entry;
453 struct dsaf_drv_mac_single_dest_entry mac_entry;
454
455 if (mac_cb->mac_type == HNAE_PORT_DEBUG)
456 return 0;
457
458 uc_mac_entry = &mac_cb->addr_entry_idx[vmid];
459
460 if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
461 eth_broadcast_addr(mac_entry.addr);
462 mac_entry.in_vlan_id = uc_mac_entry->vlan_id;
463 mac_entry.in_port_num = mac_cb->mac_id;
464 ret = hns_mac_get_inner_port_num(mac_cb, vmid, &port_num);
465 if (ret)
466 return ret;
467 mac_entry.port_num = port_num;
468
469 if (!enable)
470 ret = hns_dsaf_del_mac_mc_port(dsaf_dev, &mac_entry);
471 else
472 ret = hns_dsaf_add_mac_mc_port(dsaf_dev, &mac_entry);
473 return ret;
474 }
475
476 return 0;
477 }
478
479 int hns_mac_wait_fifo_clean(struct hns_mac_cb *mac_cb)
480 {
481 struct mac_driver *drv = hns_mac_get_drv(mac_cb);
482
483 if (drv->wait_fifo_clean)
484 return drv->wait_fifo_clean(drv);
485
486 return 0;
487 }
488
489 void hns_mac_reset(struct hns_mac_cb *mac_cb)
490 {
491 struct mac_driver *drv = hns_mac_get_drv(mac_cb);
492 bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver);
493
494 drv->mac_init(drv);
495
496 if (drv->config_max_frame_length)
497 drv->config_max_frame_length(drv, mac_cb->max_frm);
498
499 if (drv->set_tx_auto_pause_frames)
500 drv->set_tx_auto_pause_frames(drv, mac_cb->tx_pause_frm_time);
501
502 if (drv->set_an_mode)
503 drv->set_an_mode(drv, 1);
504
505 if (drv->mac_pausefrm_cfg) {
506 if (mac_cb->mac_type == HNAE_PORT_DEBUG)
507 drv->mac_pausefrm_cfg(drv, !is_ver1, !is_ver1);
508 else /* mac rx must disable, dsaf pfc close instead of it*/
509 drv->mac_pausefrm_cfg(drv, 0, 1);
510 }
511 }
512
513 int hns_mac_set_mtu(struct hns_mac_cb *mac_cb, u32 new_mtu, u32 buf_size)
514 {
515 struct mac_driver *drv = hns_mac_get_drv(mac_cb);
516 u32 new_frm = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN;
517
518 if (new_frm > HNS_RCB_RING_MAX_BD_PER_PKT * buf_size)
519 return -EINVAL;
520
521 if (!drv->config_max_frame_length)
522 return -ECHILD;
523
524 /* adjust max frame to be at least the size of a standard frame */
525 if (new_frm < (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN))
526 new_frm = (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN);
527
528 drv->config_max_frame_length(drv, new_frm);
529
530 mac_cb->max_frm = new_frm;
531
532 return 0;
533 }
534
535 void hns_mac_start(struct hns_mac_cb *mac_cb)
536 {
537 struct mac_driver *mac_drv = hns_mac_get_drv(mac_cb);
538
539 /* for virt */
540 if (mac_drv->mac_en_flg == MAC_EN_FLAG_V) {
541 /*plus 1 when the virtual mac has been enabled */
542 mac_drv->virt_dev_num += 1;
543 return;
544 }
545
546 if (mac_drv->mac_enable) {
547 mac_drv->mac_enable(mac_cb->priv.mac, MAC_COMM_MODE_RX_AND_TX);
548 mac_drv->mac_en_flg = MAC_EN_FLAG_V;
549 }
550 }
551
552 void hns_mac_stop(struct hns_mac_cb *mac_cb)
553 {
554 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
555
556 /*modified for virtualization */
557 if (mac_ctrl_drv->virt_dev_num > 0) {
558 mac_ctrl_drv->virt_dev_num -= 1;
559 if (mac_ctrl_drv->virt_dev_num > 0)
560 return;
561 }
562
563 if (mac_ctrl_drv->mac_disable)
564 mac_ctrl_drv->mac_disable(mac_cb->priv.mac,
565 MAC_COMM_MODE_RX_AND_TX);
566
567 mac_ctrl_drv->mac_en_flg = 0;
568 mac_cb->link = 0;
569 mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb);
570 }
571
572 /**
573 * hns_mac_get_autoneg - get auto autonegotiation
574 * @mac_cb: mac control block
575 * @auto_neg: output pointer to autoneg result
576 * return 0 - success , negative --fail
577 */
578 void hns_mac_get_autoneg(struct hns_mac_cb *mac_cb, u32 *auto_neg)
579 {
580 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
581
582 if (mac_ctrl_drv->autoneg_stat)
583 mac_ctrl_drv->autoneg_stat(mac_ctrl_drv, auto_neg);
584 else
585 *auto_neg = 0;
586 }
587
588 /**
589 * hns_mac_get_pauseparam - set rx & tx pause parameter
590 * @mac_cb: mac control block
591 * @rx_en: rx enable status
592 * @tx_en: tx enable status
593 * return 0 - success , negative --fail
594 */
595 void hns_mac_get_pauseparam(struct hns_mac_cb *mac_cb, u32 *rx_en, u32 *tx_en)
596 {
597 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
598
599 if (mac_ctrl_drv->get_pause_enable) {
600 mac_ctrl_drv->get_pause_enable(mac_ctrl_drv, rx_en, tx_en);
601 } else {
602 *rx_en = 0;
603 *tx_en = 0;
604 }
605 }
606
607 /**
608 * hns_mac_set_autoneg - set auto autonegotiation
609 * @mac_cb: mac control block
610 * @enable: enable or not
611 * return 0 - success , negative --fail
612 */
613 int hns_mac_set_autoneg(struct hns_mac_cb *mac_cb, u8 enable)
614 {
615 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
616
617 if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII && enable) {
618 dev_err(mac_cb->dev, "enabling autoneg is not allowed!\n");
619 return -ENOTSUPP;
620 }
621
622 if (mac_ctrl_drv->set_an_mode)
623 mac_ctrl_drv->set_an_mode(mac_ctrl_drv, enable);
624
625 return 0;
626 }
627
628 /**
629 * hns_mac_set_pauseparam - set rx & tx pause parameter
630 * @mac_cb: mac control block
631 * @rx_en: rx enable or not
632 * @tx_en: tx enable or not
633 * return 0 - success , negative --fail
634 */
635 int hns_mac_set_pauseparam(struct hns_mac_cb *mac_cb, u32 rx_en, u32 tx_en)
636 {
637 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
638 bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver);
639
640 if (mac_cb->mac_type == HNAE_PORT_DEBUG) {
641 if (is_ver1 && (tx_en || rx_en)) {
642 dev_err(mac_cb->dev, "macv1 can't enable tx/rx_pause!\n");
643 return -EINVAL;
644 }
645 }
646
647 if (mac_ctrl_drv->mac_pausefrm_cfg)
648 mac_ctrl_drv->mac_pausefrm_cfg(mac_ctrl_drv, rx_en, tx_en);
649
650 return 0;
651 }
652
653 /**
654 * hns_mac_init_ex - mac init
655 * @mac_cb: mac control block
656 * return 0 - success , negative --fail
657 */
658 static int hns_mac_init_ex(struct hns_mac_cb *mac_cb)
659 {
660 int ret;
661 struct mac_params param;
662 struct mac_driver *drv;
663
664 hns_dsaf_fix_mac_mode(mac_cb);
665
666 memset(&param, 0, sizeof(struct mac_params));
667 hns_mac_param_get(&param, mac_cb);
668
669 if (MAC_SPEED_FROM_MODE(param.mac_mode) < MAC_SPEED_10000)
670 drv = (struct mac_driver *)hns_gmac_config(mac_cb, &param);
671 else
672 drv = (struct mac_driver *)hns_xgmac_config(mac_cb, &param);
673
674 if (!drv)
675 return -ENOMEM;
676
677 mac_cb->priv.mac = (void *)drv;
678 hns_mac_reset(mac_cb);
679
680 hns_mac_adjust_link(mac_cb, mac_cb->speed, !mac_cb->half_duplex);
681
682 ret = hns_mac_port_config_bc_en(mac_cb, mac_cb->mac_id, 0, true);
683 if (ret)
684 goto free_mac_drv;
685
686 return 0;
687
688 free_mac_drv:
689 drv->mac_free(mac_cb->priv.mac);
690 mac_cb->priv.mac = NULL;
691
692 return ret;
693 }
694
695 static int
696 hns_mac_phy_parse_addr(struct device *dev, struct fwnode_handle *fwnode)
697 {
698 u32 addr;
699 int ret;
700
701 ret = fwnode_property_read_u32(fwnode, "phy-addr", &addr);
702 if (ret) {
703 dev_err(dev, "has invalid PHY address ret:%d\n", ret);
704 return ret;
705 }
706
707 if (addr >= PHY_MAX_ADDR) {
708 dev_err(dev, "PHY address %i is too large\n", addr);
709 return -EINVAL;
710 }
711
712 return addr;
713 }
714
715 static int
716 hns_mac_register_phydev(struct mii_bus *mdio, struct hns_mac_cb *mac_cb,
717 u32 addr)
718 {
719 struct phy_device *phy;
720 const char *phy_type;
721 bool is_c45;
722 int rc;
723
724 rc = fwnode_property_read_string(mac_cb->fw_port,
725 "phy-mode", &phy_type);
726 if (rc < 0)
727 return rc;
728
729 if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_XGMII)))
730 is_c45 = true;
731 else if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_SGMII)))
732 is_c45 = false;
733 else
734 return -ENODATA;
735
736 phy = get_phy_device(mdio, addr, is_c45);
737 if (IS_ERR_OR_NULL(phy))
738 return -EIO;
739
740 phy->irq = mdio->irq[addr];
741
742 /* All data is now stored in the phy struct;
743 * register it
744 */
745 rc = phy_device_register(phy);
746 if (rc) {
747 phy_device_free(phy);
748 dev_err(&mdio->dev, "registered phy fail at address %i\n",
749 addr);
750 return -ENODEV;
751 }
752
753 mac_cb->phy_dev = phy;
754
755 dev_dbg(&mdio->dev, "registered phy at address %i\n", addr);
756
757 return 0;
758 }
759
760 static int hns_mac_register_phy(struct hns_mac_cb *mac_cb)
761 {
762 struct fwnode_reference_args args;
763 struct platform_device *pdev;
764 struct mii_bus *mii_bus;
765 int rc;
766 int addr;
767
768 /* Loop over the child nodes and register a phy_device for each one */
769 if (!to_acpi_device_node(mac_cb->fw_port))
770 return -ENODEV;
771
772 rc = acpi_node_get_property_reference(
773 mac_cb->fw_port, "mdio-node", 0, &args);
774 if (rc)
775 return rc;
776 if (!is_acpi_device_node(args.fwnode))
777 return -EINVAL;
778
779 addr = hns_mac_phy_parse_addr(mac_cb->dev, mac_cb->fw_port);
780 if (addr < 0)
781 return addr;
782
783 /* dev address in adev */
784 pdev = hns_dsaf_find_platform_device(args.fwnode);
785 if (!pdev) {
786 dev_err(mac_cb->dev, "mac%d mdio pdev is NULL\n",
787 mac_cb->mac_id);
788 return -EINVAL;
789 }
790
791 mii_bus = platform_get_drvdata(pdev);
792 if (!mii_bus) {
793 dev_err(mac_cb->dev,
794 "mac%d mdio is NULL, dsaf will probe again later\n",
795 mac_cb->mac_id);
796 return -EPROBE_DEFER;
797 }
798
799 rc = hns_mac_register_phydev(mii_bus, mac_cb, addr);
800 if (!rc)
801 dev_dbg(mac_cb->dev, "mac%d register phy addr:%d\n",
802 mac_cb->mac_id, addr);
803
804 return rc;
805 }
806
807 static void hns_mac_remove_phydev(struct hns_mac_cb *mac_cb)
808 {
809 if (!to_acpi_device_node(mac_cb->fw_port) || !mac_cb->phy_dev)
810 return;
811
812 phy_device_remove(mac_cb->phy_dev);
813 phy_device_free(mac_cb->phy_dev);
814
815 mac_cb->phy_dev = NULL;
816 }
817
818 #define MAC_MEDIA_TYPE_MAX_LEN 16
819
820 static const struct {
821 enum hnae_media_type value;
822 const char *name;
823 } media_type_defs[] = {
824 {HNAE_MEDIA_TYPE_UNKNOWN, "unknown" },
825 {HNAE_MEDIA_TYPE_FIBER, "fiber" },
826 {HNAE_MEDIA_TYPE_COPPER, "copper" },
827 {HNAE_MEDIA_TYPE_BACKPLANE, "backplane" },
828 };
829
830 /**
831 *hns_mac_get_info - get mac information from device node
832 *@mac_cb: mac device
833 * return: 0 --success, negative --fail
834 */
835 static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
836 {
837 struct device_node *np;
838 struct regmap *syscon;
839 struct of_phandle_args cpld_args;
840 const char *media_type;
841 u32 i;
842 u32 ret;
843
844 mac_cb->link = false;
845 mac_cb->half_duplex = false;
846 mac_cb->media_type = HNAE_MEDIA_TYPE_UNKNOWN;
847 mac_cb->speed = mac_phy_to_speed[mac_cb->phy_if];
848 mac_cb->max_speed = mac_cb->speed;
849
850 if (mac_cb->phy_if == PHY_INTERFACE_MODE_SGMII) {
851 mac_cb->if_support = MAC_GMAC_SUPPORTED;
852 mac_cb->if_support |= SUPPORTED_1000baseT_Full;
853 } else if (mac_cb->phy_if == PHY_INTERFACE_MODE_XGMII) {
854 mac_cb->if_support = SUPPORTED_10000baseR_FEC;
855 mac_cb->if_support |= SUPPORTED_10000baseKR_Full;
856 }
857
858 mac_cb->max_frm = MAC_DEFAULT_MTU;
859 mac_cb->tx_pause_frm_time = MAC_DEFAULT_PAUSE_TIME;
860 mac_cb->port_rst_off = mac_cb->mac_id;
861 mac_cb->port_mode_off = 0;
862
863 /* if the dsaf node doesn't contain a port subnode, get phy-handle
864 * from dsaf node
865 */
866 if (!mac_cb->fw_port) {
867 np = of_parse_phandle(mac_cb->dev->of_node, "phy-handle",
868 mac_cb->mac_id);
869 mac_cb->phy_dev = of_phy_find_device(np);
870 if (mac_cb->phy_dev) {
871 /* refcount is held by of_phy_find_device()
872 * if the phy_dev is found
873 */
874 put_device(&mac_cb->phy_dev->mdio.dev);
875
876 dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n",
877 mac_cb->mac_id, np);
878 }
879 of_node_put(np);
880
881 return 0;
882 }
883
884 if (is_of_node(mac_cb->fw_port)) {
885 /* parse property from port subnode in dsaf */
886 np = of_parse_phandle(to_of_node(mac_cb->fw_port),
887 "phy-handle", 0);
888 mac_cb->phy_dev = of_phy_find_device(np);
889 if (mac_cb->phy_dev) {
890 /* refcount is held by of_phy_find_device()
891 * if the phy_dev is found
892 */
893 put_device(&mac_cb->phy_dev->mdio.dev);
894 dev_dbg(mac_cb->dev, "mac%d phy_node: %pOFn\n",
895 mac_cb->mac_id, np);
896 }
897 of_node_put(np);
898
899 np = of_parse_phandle(to_of_node(mac_cb->fw_port),
900 "serdes-syscon", 0);
901 syscon = syscon_node_to_regmap(np);
902 of_node_put(np);
903 if (IS_ERR_OR_NULL(syscon)) {
904 dev_err(mac_cb->dev, "serdes-syscon is needed!\n");
905 return -EINVAL;
906 }
907 mac_cb->serdes_ctrl = syscon;
908
909 ret = fwnode_property_read_u32(mac_cb->fw_port,
910 "port-rst-offset",
911 &mac_cb->port_rst_off);
912 if (ret) {
913 dev_dbg(mac_cb->dev,
914 "mac%d port-rst-offset not found, use default value.\n",
915 mac_cb->mac_id);
916 }
917
918 ret = fwnode_property_read_u32(mac_cb->fw_port,
919 "port-mode-offset",
920 &mac_cb->port_mode_off);
921 if (ret) {
922 dev_dbg(mac_cb->dev,
923 "mac%d port-mode-offset not found, use default value.\n",
924 mac_cb->mac_id);
925 }
926
927 ret = of_parse_phandle_with_fixed_args(
928 to_of_node(mac_cb->fw_port), "cpld-syscon", 1, 0,
929 &cpld_args);
930 if (ret) {
931 dev_dbg(mac_cb->dev, "mac%d no cpld-syscon found.\n",
932 mac_cb->mac_id);
933 mac_cb->cpld_ctrl = NULL;
934 } else {
935 syscon = syscon_node_to_regmap(cpld_args.np);
936 of_node_put(cpld_args.np);
937 if (IS_ERR_OR_NULL(syscon)) {
938 dev_dbg(mac_cb->dev, "no cpld-syscon found!\n");
939 mac_cb->cpld_ctrl = NULL;
940 } else {
941 mac_cb->cpld_ctrl = syscon;
942 mac_cb->cpld_ctrl_reg = cpld_args.args[0];
943 }
944 }
945 } else if (is_acpi_node(mac_cb->fw_port)) {
946 ret = hns_mac_register_phy(mac_cb);
947 /* Mac can work well if there is phy or not.If the port don't
948 * connect with phy, the return value will be ignored. Only
949 * when there is phy but can't find mdio bus, the return value
950 * will be handled.
951 */
952 if (ret == -EPROBE_DEFER)
953 return ret;
954 } else {
955 dev_err(mac_cb->dev, "mac%d cannot find phy node\n",
956 mac_cb->mac_id);
957 }
958
959 if (!fwnode_property_read_string(mac_cb->fw_port, "media-type",
960 &media_type)) {
961 for (i = 0; i < ARRAY_SIZE(media_type_defs); i++) {
962 if (!strncmp(media_type_defs[i].name, media_type,
963 MAC_MEDIA_TYPE_MAX_LEN)) {
964 mac_cb->media_type = media_type_defs[i].value;
965 break;
966 }
967 }
968 }
969
970 if (fwnode_property_read_u8_array(mac_cb->fw_port, "mc-mac-mask",
971 mac_cb->mc_mask, ETH_ALEN)) {
972 dev_warn(mac_cb->dev,
973 "no mc-mac-mask property, set to default value.\n");
974 eth_broadcast_addr(mac_cb->mc_mask);
975 }
976
977 return 0;
978 }
979
980 /**
981 * hns_mac_get_mode - get mac mode
982 * @phy_if: phy interface
983 * return 0 - gmac, 1 - xgmac , negative --fail
984 */
985 static int hns_mac_get_mode(phy_interface_t phy_if)
986 {
987 switch (phy_if) {
988 case PHY_INTERFACE_MODE_SGMII:
989 return MAC_GMAC_IDX;
990 case PHY_INTERFACE_MODE_XGMII:
991 return MAC_XGMAC_IDX;
992 default:
993 return -EINVAL;
994 }
995 }
996
997 static u8 __iomem *
998 hns_mac_get_vaddr(struct dsaf_device *dsaf_dev,
999 struct hns_mac_cb *mac_cb, u32 mac_mode_idx)
1000 {
1001 u8 __iomem *base = dsaf_dev->io_base;
1002 int mac_id = mac_cb->mac_id;
1003
1004 if (mac_cb->mac_type == HNAE_PORT_SERVICE)
1005 return base + 0x40000 + mac_id * 0x4000 -
1006 mac_mode_idx * 0x20000;
1007 else
1008 return dsaf_dev->ppe_base + 0x1000;
1009 }
1010
1011 /**
1012 * hns_mac_get_cfg - get mac cfg from dtb or acpi table
1013 * @dsaf_dev: dsa fabric device struct pointer
1014 * @mac_cb: mac control block
1015 * return 0 - success , negative --fail
1016 */
1017 static int
1018 hns_mac_get_cfg(struct dsaf_device *dsaf_dev, struct hns_mac_cb *mac_cb)
1019 {
1020 int ret;
1021 u32 mac_mode_idx;
1022
1023 mac_cb->dsaf_dev = dsaf_dev;
1024 mac_cb->dev = dsaf_dev->dev;
1025
1026 mac_cb->sys_ctl_vaddr = dsaf_dev->sc_base;
1027 mac_cb->serdes_vaddr = dsaf_dev->sds_base;
1028
1029 mac_cb->sfp_prsnt = 0;
1030 mac_cb->txpkt_for_led = 0;
1031 mac_cb->rxpkt_for_led = 0;
1032
1033 if (!HNS_DSAF_IS_DEBUG(dsaf_dev))
1034 mac_cb->mac_type = HNAE_PORT_SERVICE;
1035 else
1036 mac_cb->mac_type = HNAE_PORT_DEBUG;
1037
1038 mac_cb->phy_if = dsaf_dev->misc_op->get_phy_if(mac_cb);
1039
1040 ret = hns_mac_get_mode(mac_cb->phy_if);
1041 if (ret < 0) {
1042 dev_err(dsaf_dev->dev,
1043 "hns_mac_get_mode failed, mac%d ret = %#x!\n",
1044 mac_cb->mac_id, ret);
1045 return ret;
1046 }
1047 mac_mode_idx = (u32)ret;
1048
1049 ret = hns_mac_get_info(mac_cb);
1050 if (ret)
1051 return ret;
1052
1053 mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb);
1054 mac_cb->vaddr = hns_mac_get_vaddr(dsaf_dev, mac_cb, mac_mode_idx);
1055
1056 return 0;
1057 }
1058
1059 static int hns_mac_get_max_port_num(struct dsaf_device *dsaf_dev)
1060 {
1061 if (HNS_DSAF_IS_DEBUG(dsaf_dev))
1062 return 1;
1063 else
1064 return DSAF_MAX_PORT_NUM;
1065 }
1066
1067 void hns_mac_enable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode)
1068 {
1069 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1070
1071 mac_ctrl_drv->mac_enable(mac_cb->priv.mac, mode);
1072 }
1073
1074 void hns_mac_disable(struct hns_mac_cb *mac_cb, enum mac_commom_mode mode)
1075 {
1076 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1077
1078 mac_ctrl_drv->mac_disable(mac_cb->priv.mac, mode);
1079 }
1080
1081 /**
1082 * hns_mac_init - init mac
1083 * @dsaf_dev: dsa fabric device struct pointer
1084 * return 0 - success , negative --fail
1085 */
1086 int hns_mac_init(struct dsaf_device *dsaf_dev)
1087 {
1088 bool found = false;
1089 int ret;
1090 u32 port_id;
1091 int max_port_num = hns_mac_get_max_port_num(dsaf_dev);
1092 struct hns_mac_cb *mac_cb;
1093
1094 device_for_each_child_node_scoped(dsaf_dev->dev, child) {
1095 ret = fwnode_property_read_u32(child, "reg", &port_id);
1096 if (ret) {
1097 dev_err(dsaf_dev->dev,
1098 "get reg fail, ret=%d!\n", ret);
1099 return ret;
1100 }
1101 if (port_id >= max_port_num) {
1102 dev_err(dsaf_dev->dev,
1103 "reg(%u) out of range!\n", port_id);
1104 return -EINVAL;
1105 }
1106 mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb),
1107 GFP_KERNEL);
1108 if (!mac_cb)
1109 return -ENOMEM;
1110
1111 mac_cb->fw_port = child;
1112 mac_cb->mac_id = (u8)port_id;
1113 dsaf_dev->mac_cb[port_id] = mac_cb;
1114 found = true;
1115 }
1116
1117 /* if don't get any port subnode from dsaf node
1118 * will init all port then, this is compatible with the old dts
1119 */
1120 if (!found) {
1121 for (port_id = 0; port_id < max_port_num; port_id++) {
1122 mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb),
1123 GFP_KERNEL);
1124 if (!mac_cb)
1125 return -ENOMEM;
1126
1127 mac_cb->mac_id = port_id;
1128 dsaf_dev->mac_cb[port_id] = mac_cb;
1129 }
1130 }
1131
1132 /* init mac_cb for all port */
1133 for (port_id = 0; port_id < max_port_num; port_id++) {
1134 mac_cb = dsaf_dev->mac_cb[port_id];
1135 if (!mac_cb)
1136 continue;
1137
1138 ret = hns_mac_get_cfg(dsaf_dev, mac_cb);
1139 if (ret)
1140 return ret;
1141
1142 ret = hns_mac_init_ex(mac_cb);
1143 if (ret)
1144 return ret;
1145 }
1146
1147 return 0;
1148 }
1149
1150 void hns_mac_uninit(struct dsaf_device *dsaf_dev)
1151 {
1152 int i;
1153 int max_port_num = hns_mac_get_max_port_num(dsaf_dev);
1154
1155 for (i = 0; i < max_port_num; i++) {
1156 if (!dsaf_dev->mac_cb[i])
1157 continue;
1158
1159 dsaf_dev->misc_op->cpld_reset_led(dsaf_dev->mac_cb[i]);
1160 hns_mac_remove_phydev(dsaf_dev->mac_cb[i]);
1161 dsaf_dev->mac_cb[i] = NULL;
1162 }
1163 }
1164
1165 int hns_mac_config_mac_loopback(struct hns_mac_cb *mac_cb,
1166 enum hnae_loop loop, int en)
1167 {
1168 int ret;
1169 struct mac_driver *drv = hns_mac_get_drv(mac_cb);
1170
1171 if (drv->config_loopback)
1172 ret = drv->config_loopback(drv, loop, en);
1173 else
1174 ret = -ENOTSUPP;
1175
1176 return ret;
1177 }
1178
1179 void hns_mac_update_stats(struct hns_mac_cb *mac_cb)
1180 {
1181 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1182
1183 mac_ctrl_drv->update_stats(mac_ctrl_drv);
1184 }
1185
1186 void hns_mac_get_stats(struct hns_mac_cb *mac_cb, u64 *data)
1187 {
1188 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1189
1190 mac_ctrl_drv->get_ethtool_stats(mac_ctrl_drv, data);
1191 }
1192
1193 void hns_mac_get_strings(struct hns_mac_cb *mac_cb, int stringset, u8 **data)
1194 {
1195 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1196
1197 mac_ctrl_drv->get_strings(stringset, data);
1198 }
1199
1200 int hns_mac_get_sset_count(struct hns_mac_cb *mac_cb, int stringset)
1201 {
1202 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1203
1204 return mac_ctrl_drv->get_sset_count(stringset);
1205 }
1206
1207 void hns_mac_set_promisc(struct hns_mac_cb *mac_cb, u8 en)
1208 {
1209 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1210
1211 hns_dsaf_set_promisc_tcam(mac_cb->dsaf_dev, mac_cb->mac_id, !!en);
1212
1213 if (mac_ctrl_drv->set_promiscuous)
1214 mac_ctrl_drv->set_promiscuous(mac_ctrl_drv, en);
1215 }
1216
1217 int hns_mac_get_regs_count(struct hns_mac_cb *mac_cb)
1218 {
1219 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1220
1221 return mac_ctrl_drv->get_regs_count();
1222 }
1223
1224 void hns_mac_get_regs(struct hns_mac_cb *mac_cb, void *data)
1225 {
1226 struct mac_driver *mac_ctrl_drv = hns_mac_get_drv(mac_cb);
1227
1228 mac_ctrl_drv->get_regs(mac_ctrl_drv, data);
1229 }
1230
1231 void hns_set_led_opt(struct hns_mac_cb *mac_cb)
1232 {
1233 int nic_data;
1234 int txpkts, rxpkts;
1235
1236 txpkts = mac_cb->txpkt_for_led - mac_cb->hw_stats.tx_good_pkts;
1237 rxpkts = mac_cb->rxpkt_for_led - mac_cb->hw_stats.rx_good_pkts;
1238 if (txpkts || rxpkts)
1239 nic_data = 1;
1240 else
1241 nic_data = 0;
1242 mac_cb->txpkt_for_led = mac_cb->hw_stats.tx_good_pkts;
1243 mac_cb->rxpkt_for_led = mac_cb->hw_stats.rx_good_pkts;
1244 mac_cb->dsaf_dev->misc_op->cpld_set_led(mac_cb, (int)mac_cb->link,
1245 mac_cb->speed, nic_data);
1246 }
1247
1248 int hns_cpld_led_set_id(struct hns_mac_cb *mac_cb,
1249 enum hnae_led_state status)
1250 {
1251 if (!mac_cb)
1252 return 0;
1253
1254 return mac_cb->dsaf_dev->misc_op->cpld_set_led_id(mac_cb, status);
1255 }
Kernel DRM miscellaneous fixes and cross-tree changes