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