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1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Marvell 88e6xxx Ethernet switch single-chip support
4  *
5  * Copyright (c) 2008 Marvell Semiconductor
6  *
7  * Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
8  *
9  * Copyright (c) 2016-2017 Savoir-faire Linux Inc.
10  *	Vivien Didelot <vivien.didelot@savoirfairelinux.com>
11  */
12 
13 #include <linux/bitfield.h>
14 #include <linux/delay.h>
15 #include <linux/etherdevice.h>
16 #include <linux/ethtool.h>
17 #include <linux/if_bridge.h>
18 #include <linux/interrupt.h>
19 #include <linux/irq.h>
20 #include <linux/irqdomain.h>
21 #include <linux/jiffies.h>
22 #include <linux/list.h>
23 #include <linux/mdio.h>
24 #include <linux/module.h>
25 #include <linux/of_device.h>
26 #include <linux/of_irq.h>
27 #include <linux/of_mdio.h>
28 #include <linux/platform_data/mv88e6xxx.h>
29 #include <linux/netdevice.h>
30 #include <linux/gpio/consumer.h>
31 #include <linux/phylink.h>
32 #include <net/dsa.h>
33 
34 #include "chip.h"
35 #include "devlink.h"
36 #include "global1.h"
37 #include "global2.h"
38 #include "hwtstamp.h"
39 #include "phy.h"
40 #include "port.h"
41 #include "ptp.h"
42 #include "serdes.h"
43 #include "smi.h"
44 
assert_reg_lock(struct mv88e6xxx_chip * chip)45 static void assert_reg_lock(struct mv88e6xxx_chip *chip)
46 {
47 	if (unlikely(!mutex_is_locked(&chip->reg_lock))) {
48 		dev_err(chip->dev, "Switch registers lock not held!\n");
49 		dump_stack();
50 	}
51 }
52 
mv88e6xxx_read(struct mv88e6xxx_chip * chip,int addr,int reg,u16 * val)53 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val)
54 {
55 	int err;
56 
57 	assert_reg_lock(chip);
58 
59 	err = mv88e6xxx_smi_read(chip, addr, reg, val);
60 	if (err)
61 		return err;
62 
63 	dev_dbg(chip->dev, "<- addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
64 		addr, reg, *val);
65 
66 	return 0;
67 }
68 
mv88e6xxx_write(struct mv88e6xxx_chip * chip,int addr,int reg,u16 val)69 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val)
70 {
71 	int err;
72 
73 	assert_reg_lock(chip);
74 
75 	err = mv88e6xxx_smi_write(chip, addr, reg, val);
76 	if (err)
77 		return err;
78 
79 	dev_dbg(chip->dev, "-> addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
80 		addr, reg, val);
81 
82 	return 0;
83 }
84 
mv88e6xxx_wait_mask(struct mv88e6xxx_chip * chip,int addr,int reg,u16 mask,u16 val)85 int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg,
86 			u16 mask, u16 val)
87 {
88 	u16 data;
89 	int err;
90 	int i;
91 
92 	/* There's no bus specific operation to wait for a mask */
93 	for (i = 0; i < 16; i++) {
94 		err = mv88e6xxx_read(chip, addr, reg, &data);
95 		if (err)
96 			return err;
97 
98 		if ((data & mask) == val)
99 			return 0;
100 
101 		usleep_range(1000, 2000);
102 	}
103 
104 	dev_err(chip->dev, "Timeout while waiting for switch\n");
105 	return -ETIMEDOUT;
106 }
107 
mv88e6xxx_wait_bit(struct mv88e6xxx_chip * chip,int addr,int reg,int bit,int val)108 int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg,
109 		       int bit, int val)
110 {
111 	return mv88e6xxx_wait_mask(chip, addr, reg, BIT(bit),
112 				   val ? BIT(bit) : 0x0000);
113 }
114 
mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip * chip)115 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
116 {
117 	struct mv88e6xxx_mdio_bus *mdio_bus;
118 
119 	mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
120 				    list);
121 	if (!mdio_bus)
122 		return NULL;
123 
124 	return mdio_bus->bus;
125 }
126 
mv88e6xxx_g1_irq_mask(struct irq_data * d)127 static void mv88e6xxx_g1_irq_mask(struct irq_data *d)
128 {
129 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
130 	unsigned int n = d->hwirq;
131 
132 	chip->g1_irq.masked |= (1 << n);
133 }
134 
mv88e6xxx_g1_irq_unmask(struct irq_data * d)135 static void mv88e6xxx_g1_irq_unmask(struct irq_data *d)
136 {
137 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
138 	unsigned int n = d->hwirq;
139 
140 	chip->g1_irq.masked &= ~(1 << n);
141 }
142 
mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip * chip)143 static irqreturn_t mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip *chip)
144 {
145 	unsigned int nhandled = 0;
146 	unsigned int sub_irq;
147 	unsigned int n;
148 	u16 reg;
149 	u16 ctl1;
150 	int err;
151 
152 	mv88e6xxx_reg_lock(chip);
153 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
154 	mv88e6xxx_reg_unlock(chip);
155 
156 	if (err)
157 		goto out;
158 
159 	do {
160 		for (n = 0; n < chip->g1_irq.nirqs; ++n) {
161 			if (reg & (1 << n)) {
162 				sub_irq = irq_find_mapping(chip->g1_irq.domain,
163 							   n);
164 				handle_nested_irq(sub_irq);
165 				++nhandled;
166 			}
167 		}
168 
169 		mv88e6xxx_reg_lock(chip);
170 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &ctl1);
171 		if (err)
172 			goto unlock;
173 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
174 unlock:
175 		mv88e6xxx_reg_unlock(chip);
176 		if (err)
177 			goto out;
178 		ctl1 &= GENMASK(chip->g1_irq.nirqs, 0);
179 	} while (reg & ctl1);
180 
181 out:
182 	return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
183 }
184 
mv88e6xxx_g1_irq_thread_fn(int irq,void * dev_id)185 static irqreturn_t mv88e6xxx_g1_irq_thread_fn(int irq, void *dev_id)
186 {
187 	struct mv88e6xxx_chip *chip = dev_id;
188 
189 	return mv88e6xxx_g1_irq_thread_work(chip);
190 }
191 
mv88e6xxx_g1_irq_bus_lock(struct irq_data * d)192 static void mv88e6xxx_g1_irq_bus_lock(struct irq_data *d)
193 {
194 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
195 
196 	mv88e6xxx_reg_lock(chip);
197 }
198 
mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data * d)199 static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
200 {
201 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
202 	u16 mask = GENMASK(chip->g1_irq.nirqs, 0);
203 	u16 reg;
204 	int err;
205 
206 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
207 	if (err)
208 		goto out;
209 
210 	reg &= ~mask;
211 	reg |= (~chip->g1_irq.masked & mask);
212 
213 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
214 	if (err)
215 		goto out;
216 
217 out:
218 	mv88e6xxx_reg_unlock(chip);
219 }
220 
221 static const struct irq_chip mv88e6xxx_g1_irq_chip = {
222 	.name			= "mv88e6xxx-g1",
223 	.irq_mask		= mv88e6xxx_g1_irq_mask,
224 	.irq_unmask		= mv88e6xxx_g1_irq_unmask,
225 	.irq_bus_lock		= mv88e6xxx_g1_irq_bus_lock,
226 	.irq_bus_sync_unlock	= mv88e6xxx_g1_irq_bus_sync_unlock,
227 };
228 
mv88e6xxx_g1_irq_domain_map(struct irq_domain * d,unsigned int irq,irq_hw_number_t hwirq)229 static int mv88e6xxx_g1_irq_domain_map(struct irq_domain *d,
230 				       unsigned int irq,
231 				       irq_hw_number_t hwirq)
232 {
233 	struct mv88e6xxx_chip *chip = d->host_data;
234 
235 	irq_set_chip_data(irq, d->host_data);
236 	irq_set_chip_and_handler(irq, &chip->g1_irq.chip, handle_level_irq);
237 	irq_set_noprobe(irq);
238 
239 	return 0;
240 }
241 
242 static const struct irq_domain_ops mv88e6xxx_g1_irq_domain_ops = {
243 	.map	= mv88e6xxx_g1_irq_domain_map,
244 	.xlate	= irq_domain_xlate_twocell,
245 };
246 
247 /* To be called with reg_lock held */
mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip * chip)248 static void mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip *chip)
249 {
250 	int irq, virq;
251 	u16 mask;
252 
253 	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
254 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
255 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
256 
257 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++) {
258 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
259 		irq_dispose_mapping(virq);
260 	}
261 
262 	irq_domain_remove(chip->g1_irq.domain);
263 }
264 
mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip * chip)265 static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
266 {
267 	/*
268 	 * free_irq must be called without reg_lock taken because the irq
269 	 * handler takes this lock, too.
270 	 */
271 	free_irq(chip->irq, chip);
272 
273 	mv88e6xxx_reg_lock(chip);
274 	mv88e6xxx_g1_irq_free_common(chip);
275 	mv88e6xxx_reg_unlock(chip);
276 }
277 
mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip * chip)278 static int mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip *chip)
279 {
280 	int err, irq, virq;
281 	u16 reg, mask;
282 
283 	chip->g1_irq.nirqs = chip->info->g1_irqs;
284 	chip->g1_irq.domain = irq_domain_add_simple(
285 		NULL, chip->g1_irq.nirqs, 0,
286 		&mv88e6xxx_g1_irq_domain_ops, chip);
287 	if (!chip->g1_irq.domain)
288 		return -ENOMEM;
289 
290 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++)
291 		irq_create_mapping(chip->g1_irq.domain, irq);
292 
293 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
294 	chip->g1_irq.masked = ~0;
295 
296 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
297 	if (err)
298 		goto out_mapping;
299 
300 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
301 
302 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
303 	if (err)
304 		goto out_disable;
305 
306 	/* Reading the interrupt status clears (most of) them */
307 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
308 	if (err)
309 		goto out_disable;
310 
311 	return 0;
312 
313 out_disable:
314 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
315 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
316 
317 out_mapping:
318 	for (irq = 0; irq < 16; irq++) {
319 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
320 		irq_dispose_mapping(virq);
321 	}
322 
323 	irq_domain_remove(chip->g1_irq.domain);
324 
325 	return err;
326 }
327 
mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip * chip)328 static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
329 {
330 	static struct lock_class_key lock_key;
331 	static struct lock_class_key request_key;
332 	int err;
333 
334 	err = mv88e6xxx_g1_irq_setup_common(chip);
335 	if (err)
336 		return err;
337 
338 	/* These lock classes tells lockdep that global 1 irqs are in
339 	 * a different category than their parent GPIO, so it won't
340 	 * report false recursion.
341 	 */
342 	irq_set_lockdep_class(chip->irq, &lock_key, &request_key);
343 
344 	snprintf(chip->irq_name, sizeof(chip->irq_name),
345 		 "mv88e6xxx-%s", dev_name(chip->dev));
346 
347 	mv88e6xxx_reg_unlock(chip);
348 	err = request_threaded_irq(chip->irq, NULL,
349 				   mv88e6xxx_g1_irq_thread_fn,
350 				   IRQF_ONESHOT | IRQF_SHARED,
351 				   chip->irq_name, chip);
352 	mv88e6xxx_reg_lock(chip);
353 	if (err)
354 		mv88e6xxx_g1_irq_free_common(chip);
355 
356 	return err;
357 }
358 
mv88e6xxx_irq_poll(struct kthread_work * work)359 static void mv88e6xxx_irq_poll(struct kthread_work *work)
360 {
361 	struct mv88e6xxx_chip *chip = container_of(work,
362 						   struct mv88e6xxx_chip,
363 						   irq_poll_work.work);
364 	mv88e6xxx_g1_irq_thread_work(chip);
365 
366 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
367 				   msecs_to_jiffies(100));
368 }
369 
mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip * chip)370 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
371 {
372 	int err;
373 
374 	err = mv88e6xxx_g1_irq_setup_common(chip);
375 	if (err)
376 		return err;
377 
378 	kthread_init_delayed_work(&chip->irq_poll_work,
379 				  mv88e6xxx_irq_poll);
380 
381 	chip->kworker = kthread_create_worker(0, "%s", dev_name(chip->dev));
382 	if (IS_ERR(chip->kworker))
383 		return PTR_ERR(chip->kworker);
384 
385 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
386 				   msecs_to_jiffies(100));
387 
388 	return 0;
389 }
390 
mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip * chip)391 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
392 {
393 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
394 	kthread_destroy_worker(chip->kworker);
395 
396 	mv88e6xxx_reg_lock(chip);
397 	mv88e6xxx_g1_irq_free_common(chip);
398 	mv88e6xxx_reg_unlock(chip);
399 }
400 
mv88e6xxx_port_config_interface(struct mv88e6xxx_chip * chip,int port,phy_interface_t interface)401 static int mv88e6xxx_port_config_interface(struct mv88e6xxx_chip *chip,
402 					   int port, phy_interface_t interface)
403 {
404 	int err;
405 
406 	if (chip->info->ops->port_set_rgmii_delay) {
407 		err = chip->info->ops->port_set_rgmii_delay(chip, port,
408 							    interface);
409 		if (err && err != -EOPNOTSUPP)
410 			return err;
411 	}
412 
413 	if (chip->info->ops->port_set_cmode) {
414 		err = chip->info->ops->port_set_cmode(chip, port,
415 						      interface);
416 		if (err && err != -EOPNOTSUPP)
417 			return err;
418 	}
419 
420 	return 0;
421 }
422 
mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip * chip,int port,int link,int speed,int duplex,int pause,phy_interface_t mode)423 static int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port,
424 				    int link, int speed, int duplex, int pause,
425 				    phy_interface_t mode)
426 {
427 	int err;
428 
429 	if (!chip->info->ops->port_set_link)
430 		return 0;
431 
432 	/* Port's MAC control must not be changed unless the link is down */
433 	err = chip->info->ops->port_set_link(chip, port, LINK_FORCED_DOWN);
434 	if (err)
435 		return err;
436 
437 	if (chip->info->ops->port_set_speed_duplex) {
438 		err = chip->info->ops->port_set_speed_duplex(chip, port,
439 							     speed, duplex);
440 		if (err && err != -EOPNOTSUPP)
441 			goto restore_link;
442 	}
443 
444 	if (speed == SPEED_MAX && chip->info->ops->port_max_speed_mode)
445 		mode = chip->info->ops->port_max_speed_mode(port);
446 
447 	if (chip->info->ops->port_set_pause) {
448 		err = chip->info->ops->port_set_pause(chip, port, pause);
449 		if (err)
450 			goto restore_link;
451 	}
452 
453 	err = mv88e6xxx_port_config_interface(chip, port, mode);
454 restore_link:
455 	if (chip->info->ops->port_set_link(chip, port, link))
456 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
457 
458 	return err;
459 }
460 
mv88e6xxx_phy_is_internal(struct dsa_switch * ds,int port)461 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
462 {
463 	struct mv88e6xxx_chip *chip = ds->priv;
464 
465 	return port < chip->info->num_internal_phys;
466 }
467 
mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip * chip,int port)468 static int mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip *chip, int port)
469 {
470 	u16 reg;
471 	int err;
472 
473 	err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, &reg);
474 	if (err) {
475 		dev_err(chip->dev,
476 			"p%d: %s: failed to read port status\n",
477 			port, __func__);
478 		return err;
479 	}
480 
481 	return !!(reg & MV88E6XXX_PORT_STS_PHY_DETECT);
482 }
483 
mv88e6xxx_serdes_pcs_get_state(struct dsa_switch * ds,int port,struct phylink_link_state * state)484 static int mv88e6xxx_serdes_pcs_get_state(struct dsa_switch *ds, int port,
485 					  struct phylink_link_state *state)
486 {
487 	struct mv88e6xxx_chip *chip = ds->priv;
488 	u8 lane;
489 	int err;
490 
491 	mv88e6xxx_reg_lock(chip);
492 	lane = mv88e6xxx_serdes_get_lane(chip, port);
493 	if (lane && chip->info->ops->serdes_pcs_get_state)
494 		err = chip->info->ops->serdes_pcs_get_state(chip, port, lane,
495 							    state);
496 	else
497 		err = -EOPNOTSUPP;
498 	mv88e6xxx_reg_unlock(chip);
499 
500 	return err;
501 }
502 
mv88e6xxx_serdes_pcs_config(struct mv88e6xxx_chip * chip,int port,unsigned int mode,phy_interface_t interface,const unsigned long * advertise)503 static int mv88e6xxx_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
504 				       unsigned int mode,
505 				       phy_interface_t interface,
506 				       const unsigned long *advertise)
507 {
508 	const struct mv88e6xxx_ops *ops = chip->info->ops;
509 	u8 lane;
510 
511 	if (ops->serdes_pcs_config) {
512 		lane = mv88e6xxx_serdes_get_lane(chip, port);
513 		if (lane)
514 			return ops->serdes_pcs_config(chip, port, lane, mode,
515 						      interface, advertise);
516 	}
517 
518 	return 0;
519 }
520 
mv88e6xxx_serdes_pcs_an_restart(struct dsa_switch * ds,int port)521 static void mv88e6xxx_serdes_pcs_an_restart(struct dsa_switch *ds, int port)
522 {
523 	struct mv88e6xxx_chip *chip = ds->priv;
524 	const struct mv88e6xxx_ops *ops;
525 	int err = 0;
526 	u8 lane;
527 
528 	ops = chip->info->ops;
529 
530 	if (ops->serdes_pcs_an_restart) {
531 		mv88e6xxx_reg_lock(chip);
532 		lane = mv88e6xxx_serdes_get_lane(chip, port);
533 		if (lane)
534 			err = ops->serdes_pcs_an_restart(chip, port, lane);
535 		mv88e6xxx_reg_unlock(chip);
536 
537 		if (err)
538 			dev_err(ds->dev, "p%d: failed to restart AN\n", port);
539 	}
540 }
541 
mv88e6xxx_serdes_pcs_link_up(struct mv88e6xxx_chip * chip,int port,unsigned int mode,int speed,int duplex)542 static int mv88e6xxx_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
543 					unsigned int mode,
544 					int speed, int duplex)
545 {
546 	const struct mv88e6xxx_ops *ops = chip->info->ops;
547 	u8 lane;
548 
549 	if (!phylink_autoneg_inband(mode) && ops->serdes_pcs_link_up) {
550 		lane = mv88e6xxx_serdes_get_lane(chip, port);
551 		if (lane)
552 			return ops->serdes_pcs_link_up(chip, port, lane,
553 						       speed, duplex);
554 	}
555 
556 	return 0;
557 }
558 
mv88e6065_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)559 static void mv88e6065_phylink_validate(struct mv88e6xxx_chip *chip, int port,
560 				       unsigned long *mask,
561 				       struct phylink_link_state *state)
562 {
563 	if (!phy_interface_mode_is_8023z(state->interface)) {
564 		/* 10M and 100M are only supported in non-802.3z mode */
565 		phylink_set(mask, 10baseT_Half);
566 		phylink_set(mask, 10baseT_Full);
567 		phylink_set(mask, 100baseT_Half);
568 		phylink_set(mask, 100baseT_Full);
569 	}
570 }
571 
mv88e6185_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)572 static void mv88e6185_phylink_validate(struct mv88e6xxx_chip *chip, int port,
573 				       unsigned long *mask,
574 				       struct phylink_link_state *state)
575 {
576 	/* FIXME: if the port is in 1000Base-X mode, then it only supports
577 	 * 1000M FD speeds.  In this case, CMODE will indicate 5.
578 	 */
579 	phylink_set(mask, 1000baseT_Full);
580 	phylink_set(mask, 1000baseX_Full);
581 
582 	mv88e6065_phylink_validate(chip, port, mask, state);
583 }
584 
mv88e6341_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)585 static void mv88e6341_phylink_validate(struct mv88e6xxx_chip *chip, int port,
586 				       unsigned long *mask,
587 				       struct phylink_link_state *state)
588 {
589 	if (port >= 5)
590 		phylink_set(mask, 2500baseX_Full);
591 
592 	/* No ethtool bits for 200Mbps */
593 	phylink_set(mask, 1000baseT_Full);
594 	phylink_set(mask, 1000baseX_Full);
595 
596 	mv88e6065_phylink_validate(chip, port, mask, state);
597 }
598 
mv88e6352_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)599 static void mv88e6352_phylink_validate(struct mv88e6xxx_chip *chip, int port,
600 				       unsigned long *mask,
601 				       struct phylink_link_state *state)
602 {
603 	/* No ethtool bits for 200Mbps */
604 	phylink_set(mask, 1000baseT_Full);
605 	phylink_set(mask, 1000baseX_Full);
606 
607 	mv88e6065_phylink_validate(chip, port, mask, state);
608 }
609 
mv88e6390_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)610 static void mv88e6390_phylink_validate(struct mv88e6xxx_chip *chip, int port,
611 				       unsigned long *mask,
612 				       struct phylink_link_state *state)
613 {
614 	if (port >= 9) {
615 		phylink_set(mask, 2500baseX_Full);
616 		phylink_set(mask, 2500baseT_Full);
617 	}
618 
619 	/* No ethtool bits for 200Mbps */
620 	phylink_set(mask, 1000baseT_Full);
621 	phylink_set(mask, 1000baseX_Full);
622 
623 	mv88e6065_phylink_validate(chip, port, mask, state);
624 }
625 
mv88e6390x_phylink_validate(struct mv88e6xxx_chip * chip,int port,unsigned long * mask,struct phylink_link_state * state)626 static void mv88e6390x_phylink_validate(struct mv88e6xxx_chip *chip, int port,
627 					unsigned long *mask,
628 					struct phylink_link_state *state)
629 {
630 	if (port >= 9) {
631 		phylink_set(mask, 10000baseT_Full);
632 		phylink_set(mask, 10000baseKR_Full);
633 	}
634 
635 	mv88e6390_phylink_validate(chip, port, mask, state);
636 }
637 
mv88e6xxx_validate(struct dsa_switch * ds,int port,unsigned long * supported,struct phylink_link_state * state)638 static void mv88e6xxx_validate(struct dsa_switch *ds, int port,
639 			       unsigned long *supported,
640 			       struct phylink_link_state *state)
641 {
642 	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
643 	struct mv88e6xxx_chip *chip = ds->priv;
644 
645 	/* Allow all the expected bits */
646 	phylink_set(mask, Autoneg);
647 	phylink_set(mask, Pause);
648 	phylink_set_port_modes(mask);
649 
650 	if (chip->info->ops->phylink_validate)
651 		chip->info->ops->phylink_validate(chip, port, mask, state);
652 
653 	bitmap_and(supported, supported, mask, __ETHTOOL_LINK_MODE_MASK_NBITS);
654 	bitmap_and(state->advertising, state->advertising, mask,
655 		   __ETHTOOL_LINK_MODE_MASK_NBITS);
656 
657 	/* We can only operate at 2500BaseX or 1000BaseX.  If requested
658 	 * to advertise both, only report advertising at 2500BaseX.
659 	 */
660 	phylink_helper_basex_speed(state);
661 }
662 
mv88e6xxx_mac_config(struct dsa_switch * ds,int port,unsigned int mode,const struct phylink_link_state * state)663 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
664 				 unsigned int mode,
665 				 const struct phylink_link_state *state)
666 {
667 	struct mv88e6xxx_chip *chip = ds->priv;
668 	struct mv88e6xxx_port *p;
669 	int err = 0;
670 
671 	p = &chip->ports[port];
672 
673 	mv88e6xxx_reg_lock(chip);
674 
675 	if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(ds, port)) {
676 		/* In inband mode, the link may come up at any time while the
677 		 * link is not forced down. Force the link down while we
678 		 * reconfigure the interface mode.
679 		 */
680 		if (mode == MLO_AN_INBAND &&
681 		    p->interface != state->interface &&
682 		    chip->info->ops->port_set_link)
683 			chip->info->ops->port_set_link(chip, port,
684 						       LINK_FORCED_DOWN);
685 
686 		err = mv88e6xxx_port_config_interface(chip, port,
687 						      state->interface);
688 		if (err && err != -EOPNOTSUPP)
689 			goto err_unlock;
690 
691 		err = mv88e6xxx_serdes_pcs_config(chip, port, mode,
692 						  state->interface,
693 						  state->advertising);
694 		/* FIXME: we should restart negotiation if something changed -
695 		 * which is something we get if we convert to using phylinks
696 		 * PCS operations.
697 		 */
698 		if (err > 0)
699 			err = 0;
700 	}
701 
702 	/* Undo the forced down state above after completing configuration
703 	 * irrespective of its state on entry, which allows the link to come
704 	 * up in the in-band case where there is no separate SERDES. Also
705 	 * ensure that the link can come up if the PPU is in use and we are
706 	 * in PHY mode (we treat the PPU as an effective in-band mechanism.)
707 	 */
708 	if (chip->info->ops->port_set_link &&
709 	    ((mode == MLO_AN_INBAND && p->interface != state->interface) ||
710 	     (mode == MLO_AN_PHY && mv88e6xxx_port_ppu_updates(chip, port))))
711 		chip->info->ops->port_set_link(chip, port, LINK_UNFORCED);
712 
713 	p->interface = state->interface;
714 
715 err_unlock:
716 	mv88e6xxx_reg_unlock(chip);
717 
718 	if (err && err != -EOPNOTSUPP)
719 		dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port);
720 }
721 
mv88e6xxx_mac_link_down(struct dsa_switch * ds,int port,unsigned int mode,phy_interface_t interface)722 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
723 				    unsigned int mode,
724 				    phy_interface_t interface)
725 {
726 	struct mv88e6xxx_chip *chip = ds->priv;
727 	const struct mv88e6xxx_ops *ops;
728 	int err = 0;
729 
730 	ops = chip->info->ops;
731 
732 	mv88e6xxx_reg_lock(chip);
733 	/* Internal PHYs propagate their configuration directly to the MAC.
734 	 * External PHYs depend on whether the PPU is enabled for this port.
735 	 */
736 	if (((!mv88e6xxx_phy_is_internal(ds, port) &&
737 	      !mv88e6xxx_port_ppu_updates(chip, port)) ||
738 	     mode == MLO_AN_FIXED) && ops->port_set_link)
739 		err = ops->port_set_link(chip, port, LINK_FORCED_DOWN);
740 	mv88e6xxx_reg_unlock(chip);
741 
742 	if (err)
743 		dev_err(chip->dev,
744 			"p%d: failed to force MAC link down\n", port);
745 }
746 
mv88e6xxx_mac_link_up(struct dsa_switch * ds,int port,unsigned int mode,phy_interface_t interface,struct phy_device * phydev,int speed,int duplex,bool tx_pause,bool rx_pause)747 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
748 				  unsigned int mode, phy_interface_t interface,
749 				  struct phy_device *phydev,
750 				  int speed, int duplex,
751 				  bool tx_pause, bool rx_pause)
752 {
753 	struct mv88e6xxx_chip *chip = ds->priv;
754 	const struct mv88e6xxx_ops *ops;
755 	int err = 0;
756 
757 	ops = chip->info->ops;
758 
759 	mv88e6xxx_reg_lock(chip);
760 	/* Internal PHYs propagate their configuration directly to the MAC.
761 	 * External PHYs depend on whether the PPU is enabled for this port.
762 	 */
763 	if ((!mv88e6xxx_phy_is_internal(ds, port) &&
764 	     !mv88e6xxx_port_ppu_updates(chip, port)) ||
765 	    mode == MLO_AN_FIXED) {
766 		/* FIXME: for an automedia port, should we force the link
767 		 * down here - what if the link comes up due to "other" media
768 		 * while we're bringing the port up, how is the exclusivity
769 		 * handled in the Marvell hardware? E.g. port 2 on 88E6390
770 		 * shared between internal PHY and Serdes.
771 		 */
772 		err = mv88e6xxx_serdes_pcs_link_up(chip, port, mode, speed,
773 						   duplex);
774 		if (err)
775 			goto error;
776 
777 		if (ops->port_set_speed_duplex) {
778 			err = ops->port_set_speed_duplex(chip, port,
779 							 speed, duplex);
780 			if (err && err != -EOPNOTSUPP)
781 				goto error;
782 		}
783 
784 		if (ops->port_set_link)
785 			err = ops->port_set_link(chip, port, LINK_FORCED_UP);
786 	}
787 error:
788 	mv88e6xxx_reg_unlock(chip);
789 
790 	if (err && err != -EOPNOTSUPP)
791 		dev_err(ds->dev,
792 			"p%d: failed to configure MAC link up\n", port);
793 }
794 
mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip * chip,int port)795 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
796 {
797 	if (!chip->info->ops->stats_snapshot)
798 		return -EOPNOTSUPP;
799 
800 	return chip->info->ops->stats_snapshot(chip, port);
801 }
802 
803 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
804 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
805 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
806 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
807 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
808 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
809 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
810 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
811 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
812 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
813 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
814 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
815 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
816 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
817 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
818 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
819 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
820 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
821 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
822 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
823 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
824 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
825 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
826 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
827 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
828 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
829 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
830 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
831 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
832 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
833 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
834 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
835 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
836 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
837 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
838 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
839 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
840 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
841 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
842 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
843 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
844 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
845 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
846 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
847 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
848 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
849 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
850 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
851 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
852 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
853 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
854 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
855 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
856 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
857 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
858 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
859 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
860 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
861 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
862 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
863 };
864 
_mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip * chip,struct mv88e6xxx_hw_stat * s,int port,u16 bank1_select,u16 histogram)865 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
866 					    struct mv88e6xxx_hw_stat *s,
867 					    int port, u16 bank1_select,
868 					    u16 histogram)
869 {
870 	u32 low;
871 	u32 high = 0;
872 	u16 reg = 0;
873 	int err;
874 	u64 value;
875 
876 	switch (s->type) {
877 	case STATS_TYPE_PORT:
878 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
879 		if (err)
880 			return U64_MAX;
881 
882 		low = reg;
883 		if (s->size == 4) {
884 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
885 			if (err)
886 				return U64_MAX;
887 			low |= ((u32)reg) << 16;
888 		}
889 		break;
890 	case STATS_TYPE_BANK1:
891 		reg = bank1_select;
892 		fallthrough;
893 	case STATS_TYPE_BANK0:
894 		reg |= s->reg | histogram;
895 		mv88e6xxx_g1_stats_read(chip, reg, &low);
896 		if (s->size == 8)
897 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
898 		break;
899 	default:
900 		return U64_MAX;
901 	}
902 	value = (((u64)high) << 32) | low;
903 	return value;
904 }
905 
mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data,int types)906 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
907 				       uint8_t *data, int types)
908 {
909 	struct mv88e6xxx_hw_stat *stat;
910 	int i, j;
911 
912 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
913 		stat = &mv88e6xxx_hw_stats[i];
914 		if (stat->type & types) {
915 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
916 			       ETH_GSTRING_LEN);
917 			j++;
918 		}
919 	}
920 
921 	return j;
922 }
923 
mv88e6095_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)924 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
925 				       uint8_t *data)
926 {
927 	return mv88e6xxx_stats_get_strings(chip, data,
928 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
929 }
930 
mv88e6250_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)931 static int mv88e6250_stats_get_strings(struct mv88e6xxx_chip *chip,
932 				       uint8_t *data)
933 {
934 	return mv88e6xxx_stats_get_strings(chip, data, STATS_TYPE_BANK0);
935 }
936 
mv88e6320_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)937 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
938 				       uint8_t *data)
939 {
940 	return mv88e6xxx_stats_get_strings(chip, data,
941 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
942 }
943 
944 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
945 	"atu_member_violation",
946 	"atu_miss_violation",
947 	"atu_full_violation",
948 	"vtu_member_violation",
949 	"vtu_miss_violation",
950 };
951 
mv88e6xxx_atu_vtu_get_strings(uint8_t * data)952 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
953 {
954 	unsigned int i;
955 
956 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
957 		strlcpy(data + i * ETH_GSTRING_LEN,
958 			mv88e6xxx_atu_vtu_stats_strings[i],
959 			ETH_GSTRING_LEN);
960 }
961 
mv88e6xxx_get_strings(struct dsa_switch * ds,int port,u32 stringset,uint8_t * data)962 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
963 				  u32 stringset, uint8_t *data)
964 {
965 	struct mv88e6xxx_chip *chip = ds->priv;
966 	int count = 0;
967 
968 	if (stringset != ETH_SS_STATS)
969 		return;
970 
971 	mv88e6xxx_reg_lock(chip);
972 
973 	if (chip->info->ops->stats_get_strings)
974 		count = chip->info->ops->stats_get_strings(chip, data);
975 
976 	if (chip->info->ops->serdes_get_strings) {
977 		data += count * ETH_GSTRING_LEN;
978 		count = chip->info->ops->serdes_get_strings(chip, port, data);
979 	}
980 
981 	data += count * ETH_GSTRING_LEN;
982 	mv88e6xxx_atu_vtu_get_strings(data);
983 
984 	mv88e6xxx_reg_unlock(chip);
985 }
986 
mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip * chip,int types)987 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
988 					  int types)
989 {
990 	struct mv88e6xxx_hw_stat *stat;
991 	int i, j;
992 
993 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
994 		stat = &mv88e6xxx_hw_stats[i];
995 		if (stat->type & types)
996 			j++;
997 	}
998 	return j;
999 }
1000 
mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip * chip)1001 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1002 {
1003 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1004 					      STATS_TYPE_PORT);
1005 }
1006 
mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip * chip)1007 static int mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1008 {
1009 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0);
1010 }
1011 
mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip * chip)1012 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1013 {
1014 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1015 					      STATS_TYPE_BANK1);
1016 }
1017 
mv88e6xxx_get_sset_count(struct dsa_switch * ds,int port,int sset)1018 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
1019 {
1020 	struct mv88e6xxx_chip *chip = ds->priv;
1021 	int serdes_count = 0;
1022 	int count = 0;
1023 
1024 	if (sset != ETH_SS_STATS)
1025 		return 0;
1026 
1027 	mv88e6xxx_reg_lock(chip);
1028 	if (chip->info->ops->stats_get_sset_count)
1029 		count = chip->info->ops->stats_get_sset_count(chip);
1030 	if (count < 0)
1031 		goto out;
1032 
1033 	if (chip->info->ops->serdes_get_sset_count)
1034 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
1035 								      port);
1036 	if (serdes_count < 0) {
1037 		count = serdes_count;
1038 		goto out;
1039 	}
1040 	count += serdes_count;
1041 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
1042 
1043 out:
1044 	mv88e6xxx_reg_unlock(chip);
1045 
1046 	return count;
1047 }
1048 
mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data,int types,u16 bank1_select,u16 histogram)1049 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1050 				     uint64_t *data, int types,
1051 				     u16 bank1_select, u16 histogram)
1052 {
1053 	struct mv88e6xxx_hw_stat *stat;
1054 	int i, j;
1055 
1056 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1057 		stat = &mv88e6xxx_hw_stats[i];
1058 		if (stat->type & types) {
1059 			mv88e6xxx_reg_lock(chip);
1060 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
1061 							      bank1_select,
1062 							      histogram);
1063 			mv88e6xxx_reg_unlock(chip);
1064 
1065 			j++;
1066 		}
1067 	}
1068 	return j;
1069 }
1070 
mv88e6095_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1071 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1072 				     uint64_t *data)
1073 {
1074 	return mv88e6xxx_stats_get_stats(chip, port, data,
1075 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
1076 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1077 }
1078 
mv88e6250_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1079 static int mv88e6250_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1080 				     uint64_t *data)
1081 {
1082 	return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0,
1083 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1084 }
1085 
mv88e6320_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1086 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1087 				     uint64_t *data)
1088 {
1089 	return mv88e6xxx_stats_get_stats(chip, port, data,
1090 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1091 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
1092 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1093 }
1094 
mv88e6390_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1095 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1096 				     uint64_t *data)
1097 {
1098 	return mv88e6xxx_stats_get_stats(chip, port, data,
1099 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1100 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
1101 					 0);
1102 }
1103 
mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1104 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
1105 					uint64_t *data)
1106 {
1107 	*data++ = chip->ports[port].atu_member_violation;
1108 	*data++ = chip->ports[port].atu_miss_violation;
1109 	*data++ = chip->ports[port].atu_full_violation;
1110 	*data++ = chip->ports[port].vtu_member_violation;
1111 	*data++ = chip->ports[port].vtu_miss_violation;
1112 }
1113 
mv88e6xxx_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1114 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
1115 				uint64_t *data)
1116 {
1117 	int count = 0;
1118 
1119 	if (chip->info->ops->stats_get_stats)
1120 		count = chip->info->ops->stats_get_stats(chip, port, data);
1121 
1122 	mv88e6xxx_reg_lock(chip);
1123 	if (chip->info->ops->serdes_get_stats) {
1124 		data += count;
1125 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1126 	}
1127 	data += count;
1128 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1129 	mv88e6xxx_reg_unlock(chip);
1130 }
1131 
mv88e6xxx_get_ethtool_stats(struct dsa_switch * ds,int port,uint64_t * data)1132 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1133 					uint64_t *data)
1134 {
1135 	struct mv88e6xxx_chip *chip = ds->priv;
1136 	int ret;
1137 
1138 	mv88e6xxx_reg_lock(chip);
1139 
1140 	ret = mv88e6xxx_stats_snapshot(chip, port);
1141 	mv88e6xxx_reg_unlock(chip);
1142 
1143 	if (ret < 0)
1144 		return;
1145 
1146 	mv88e6xxx_get_stats(chip, port, data);
1147 
1148 }
1149 
mv88e6xxx_get_regs_len(struct dsa_switch * ds,int port)1150 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1151 {
1152 	struct mv88e6xxx_chip *chip = ds->priv;
1153 	int len;
1154 
1155 	len = 32 * sizeof(u16);
1156 	if (chip->info->ops->serdes_get_regs_len)
1157 		len += chip->info->ops->serdes_get_regs_len(chip, port);
1158 
1159 	return len;
1160 }
1161 
mv88e6xxx_get_regs(struct dsa_switch * ds,int port,struct ethtool_regs * regs,void * _p)1162 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1163 			       struct ethtool_regs *regs, void *_p)
1164 {
1165 	struct mv88e6xxx_chip *chip = ds->priv;
1166 	int err;
1167 	u16 reg;
1168 	u16 *p = _p;
1169 	int i;
1170 
1171 	regs->version = chip->info->prod_num;
1172 
1173 	memset(p, 0xff, 32 * sizeof(u16));
1174 
1175 	mv88e6xxx_reg_lock(chip);
1176 
1177 	for (i = 0; i < 32; i++) {
1178 
1179 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1180 		if (!err)
1181 			p[i] = reg;
1182 	}
1183 
1184 	if (chip->info->ops->serdes_get_regs)
1185 		chip->info->ops->serdes_get_regs(chip, port, &p[i]);
1186 
1187 	mv88e6xxx_reg_unlock(chip);
1188 }
1189 
mv88e6xxx_get_mac_eee(struct dsa_switch * ds,int port,struct ethtool_eee * e)1190 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1191 				 struct ethtool_eee *e)
1192 {
1193 	/* Nothing to do on the port's MAC */
1194 	return 0;
1195 }
1196 
mv88e6xxx_set_mac_eee(struct dsa_switch * ds,int port,struct ethtool_eee * e)1197 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1198 				 struct ethtool_eee *e)
1199 {
1200 	/* Nothing to do on the port's MAC */
1201 	return 0;
1202 }
1203 
1204 /* Mask of the local ports allowed to receive frames from a given fabric port */
mv88e6xxx_port_vlan(struct mv88e6xxx_chip * chip,int dev,int port)1205 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1206 {
1207 	struct dsa_switch *ds = chip->ds;
1208 	struct dsa_switch_tree *dst = ds->dst;
1209 	struct net_device *br;
1210 	struct dsa_port *dp;
1211 	bool found = false;
1212 	u16 pvlan;
1213 
1214 	list_for_each_entry(dp, &dst->ports, list) {
1215 		if (dp->ds->index == dev && dp->index == port) {
1216 			found = true;
1217 			break;
1218 		}
1219 	}
1220 
1221 	/* Prevent frames from unknown switch or port */
1222 	if (!found)
1223 		return 0;
1224 
1225 	/* Frames from DSA links and CPU ports can egress any local port */
1226 	if (dp->type == DSA_PORT_TYPE_CPU || dp->type == DSA_PORT_TYPE_DSA)
1227 		return mv88e6xxx_port_mask(chip);
1228 
1229 	br = dp->bridge_dev;
1230 	pvlan = 0;
1231 
1232 	/* Frames from user ports can egress any local DSA links and CPU ports,
1233 	 * as well as any local member of their bridge group.
1234 	 */
1235 	list_for_each_entry(dp, &dst->ports, list)
1236 		if (dp->ds == ds &&
1237 		    (dp->type == DSA_PORT_TYPE_CPU ||
1238 		     dp->type == DSA_PORT_TYPE_DSA ||
1239 		     (br && dp->bridge_dev == br)))
1240 			pvlan |= BIT(dp->index);
1241 
1242 	return pvlan;
1243 }
1244 
mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip * chip,int port)1245 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1246 {
1247 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1248 
1249 	/* prevent frames from going back out of the port they came in on */
1250 	output_ports &= ~BIT(port);
1251 
1252 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1253 }
1254 
mv88e6xxx_port_stp_state_set(struct dsa_switch * ds,int port,u8 state)1255 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1256 					 u8 state)
1257 {
1258 	struct mv88e6xxx_chip *chip = ds->priv;
1259 	int err;
1260 
1261 	mv88e6xxx_reg_lock(chip);
1262 	err = mv88e6xxx_port_set_state(chip, port, state);
1263 	mv88e6xxx_reg_unlock(chip);
1264 
1265 	if (err)
1266 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1267 }
1268 
mv88e6xxx_pri_setup(struct mv88e6xxx_chip * chip)1269 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1270 {
1271 	int err;
1272 
1273 	if (chip->info->ops->ieee_pri_map) {
1274 		err = chip->info->ops->ieee_pri_map(chip);
1275 		if (err)
1276 			return err;
1277 	}
1278 
1279 	if (chip->info->ops->ip_pri_map) {
1280 		err = chip->info->ops->ip_pri_map(chip);
1281 		if (err)
1282 			return err;
1283 	}
1284 
1285 	return 0;
1286 }
1287 
mv88e6xxx_devmap_setup(struct mv88e6xxx_chip * chip)1288 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1289 {
1290 	struct dsa_switch *ds = chip->ds;
1291 	int target, port;
1292 	int err;
1293 
1294 	if (!chip->info->global2_addr)
1295 		return 0;
1296 
1297 	/* Initialize the routing port to the 32 possible target devices */
1298 	for (target = 0; target < 32; target++) {
1299 		port = dsa_routing_port(ds, target);
1300 		if (port == ds->num_ports)
1301 			port = 0x1f;
1302 
1303 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1304 		if (err)
1305 			return err;
1306 	}
1307 
1308 	if (chip->info->ops->set_cascade_port) {
1309 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1310 		err = chip->info->ops->set_cascade_port(chip, port);
1311 		if (err)
1312 			return err;
1313 	}
1314 
1315 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1316 	if (err)
1317 		return err;
1318 
1319 	return 0;
1320 }
1321 
mv88e6xxx_trunk_setup(struct mv88e6xxx_chip * chip)1322 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1323 {
1324 	/* Clear all trunk masks and mapping */
1325 	if (chip->info->global2_addr)
1326 		return mv88e6xxx_g2_trunk_clear(chip);
1327 
1328 	return 0;
1329 }
1330 
mv88e6xxx_rmu_setup(struct mv88e6xxx_chip * chip)1331 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1332 {
1333 	if (chip->info->ops->rmu_disable)
1334 		return chip->info->ops->rmu_disable(chip);
1335 
1336 	return 0;
1337 }
1338 
mv88e6xxx_pot_setup(struct mv88e6xxx_chip * chip)1339 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1340 {
1341 	if (chip->info->ops->pot_clear)
1342 		return chip->info->ops->pot_clear(chip);
1343 
1344 	return 0;
1345 }
1346 
mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip * chip)1347 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1348 {
1349 	if (chip->info->ops->mgmt_rsvd2cpu)
1350 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1351 
1352 	return 0;
1353 }
1354 
mv88e6xxx_atu_setup(struct mv88e6xxx_chip * chip)1355 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1356 {
1357 	int err;
1358 
1359 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1360 	if (err)
1361 		return err;
1362 
1363 	err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1364 	if (err)
1365 		return err;
1366 
1367 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1368 }
1369 
mv88e6xxx_irl_setup(struct mv88e6xxx_chip * chip)1370 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1371 {
1372 	int port;
1373 	int err;
1374 
1375 	if (!chip->info->ops->irl_init_all)
1376 		return 0;
1377 
1378 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1379 		/* Disable ingress rate limiting by resetting all per port
1380 		 * ingress rate limit resources to their initial state.
1381 		 */
1382 		err = chip->info->ops->irl_init_all(chip, port);
1383 		if (err)
1384 			return err;
1385 	}
1386 
1387 	return 0;
1388 }
1389 
mv88e6xxx_mac_setup(struct mv88e6xxx_chip * chip)1390 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1391 {
1392 	if (chip->info->ops->set_switch_mac) {
1393 		u8 addr[ETH_ALEN];
1394 
1395 		eth_random_addr(addr);
1396 
1397 		return chip->info->ops->set_switch_mac(chip, addr);
1398 	}
1399 
1400 	return 0;
1401 }
1402 
mv88e6xxx_pvt_map(struct mv88e6xxx_chip * chip,int dev,int port)1403 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1404 {
1405 	u16 pvlan = 0;
1406 
1407 	if (!mv88e6xxx_has_pvt(chip))
1408 		return 0;
1409 
1410 	/* Skip the local source device, which uses in-chip port VLAN */
1411 	if (dev != chip->ds->index)
1412 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1413 
1414 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1415 }
1416 
mv88e6xxx_pvt_setup(struct mv88e6xxx_chip * chip)1417 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1418 {
1419 	int dev, port;
1420 	int err;
1421 
1422 	if (!mv88e6xxx_has_pvt(chip))
1423 		return 0;
1424 
1425 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1426 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1427 	 */
1428 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1429 	if (err)
1430 		return err;
1431 
1432 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1433 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1434 			err = mv88e6xxx_pvt_map(chip, dev, port);
1435 			if (err)
1436 				return err;
1437 		}
1438 	}
1439 
1440 	return 0;
1441 }
1442 
mv88e6xxx_port_fast_age(struct dsa_switch * ds,int port)1443 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1444 {
1445 	struct mv88e6xxx_chip *chip = ds->priv;
1446 	int err;
1447 
1448 	mv88e6xxx_reg_lock(chip);
1449 	err = mv88e6xxx_g1_atu_remove(chip, 0, port, false);
1450 	mv88e6xxx_reg_unlock(chip);
1451 
1452 	if (err)
1453 		dev_err(ds->dev, "p%d: failed to flush ATU\n", port);
1454 }
1455 
mv88e6xxx_vtu_setup(struct mv88e6xxx_chip * chip)1456 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1457 {
1458 	if (!chip->info->max_vid)
1459 		return 0;
1460 
1461 	return mv88e6xxx_g1_vtu_flush(chip);
1462 }
1463 
mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip * chip,struct mv88e6xxx_vtu_entry * entry)1464 static int mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip,
1465 				 struct mv88e6xxx_vtu_entry *entry)
1466 {
1467 	if (!chip->info->ops->vtu_getnext)
1468 		return -EOPNOTSUPP;
1469 
1470 	return chip->info->ops->vtu_getnext(chip, entry);
1471 }
1472 
mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip * chip,struct mv88e6xxx_vtu_entry * entry)1473 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1474 				   struct mv88e6xxx_vtu_entry *entry)
1475 {
1476 	if (!chip->info->ops->vtu_loadpurge)
1477 		return -EOPNOTSUPP;
1478 
1479 	return chip->info->ops->vtu_loadpurge(chip, entry);
1480 }
1481 
mv88e6xxx_fid_map(struct mv88e6xxx_chip * chip,unsigned long * fid_bitmap)1482 int mv88e6xxx_fid_map(struct mv88e6xxx_chip *chip, unsigned long *fid_bitmap)
1483 {
1484 	struct mv88e6xxx_vtu_entry vlan;
1485 	int i, err;
1486 	u16 fid;
1487 
1488 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1489 
1490 	/* Set every FID bit used by the (un)bridged ports */
1491 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1492 		err = mv88e6xxx_port_get_fid(chip, i, &fid);
1493 		if (err)
1494 			return err;
1495 
1496 		set_bit(fid, fid_bitmap);
1497 	}
1498 
1499 	/* Set every FID bit used by the VLAN entries */
1500 	vlan.vid = chip->info->max_vid;
1501 	vlan.valid = false;
1502 
1503 	do {
1504 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1505 		if (err)
1506 			return err;
1507 
1508 		if (!vlan.valid)
1509 			break;
1510 
1511 		set_bit(vlan.fid, fid_bitmap);
1512 	} while (vlan.vid < chip->info->max_vid);
1513 
1514 	return 0;
1515 }
1516 
mv88e6xxx_atu_new(struct mv88e6xxx_chip * chip,u16 * fid)1517 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1518 {
1519 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1520 	int err;
1521 
1522 	err = mv88e6xxx_fid_map(chip, fid_bitmap);
1523 	if (err)
1524 		return err;
1525 
1526 	/* The reset value 0x000 is used to indicate that multiple address
1527 	 * databases are not needed. Return the next positive available.
1528 	 */
1529 	*fid = find_next_zero_bit(fid_bitmap, MV88E6XXX_N_FID, 1);
1530 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1531 		return -ENOSPC;
1532 
1533 	/* Clear the database */
1534 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1535 }
1536 
mv88e6xxx_port_check_hw_vlan(struct dsa_switch * ds,int port,u16 vid_begin,u16 vid_end)1537 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1538 					u16 vid_begin, u16 vid_end)
1539 {
1540 	struct mv88e6xxx_chip *chip = ds->priv;
1541 	struct mv88e6xxx_vtu_entry vlan;
1542 	int i, err;
1543 
1544 	/* DSA and CPU ports have to be members of multiple vlans */
1545 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1546 		return 0;
1547 
1548 	if (!vid_begin)
1549 		return -EOPNOTSUPP;
1550 
1551 	vlan.vid = vid_begin - 1;
1552 	vlan.valid = false;
1553 
1554 	do {
1555 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1556 		if (err)
1557 			return err;
1558 
1559 		if (!vlan.valid)
1560 			break;
1561 
1562 		if (vlan.vid > vid_end)
1563 			break;
1564 
1565 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
1566 			if (dsa_is_dsa_port(ds, i) || dsa_is_cpu_port(ds, i))
1567 				continue;
1568 
1569 			if (!dsa_to_port(ds, i)->slave)
1570 				continue;
1571 
1572 			if (vlan.member[i] ==
1573 			    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
1574 				continue;
1575 
1576 			if (dsa_to_port(ds, i)->bridge_dev ==
1577 			    dsa_to_port(ds, port)->bridge_dev)
1578 				break; /* same bridge, check next VLAN */
1579 
1580 			if (!dsa_to_port(ds, i)->bridge_dev)
1581 				continue;
1582 
1583 			dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
1584 				port, vlan.vid, i,
1585 				netdev_name(dsa_to_port(ds, i)->bridge_dev));
1586 			return -EOPNOTSUPP;
1587 		}
1588 	} while (vlan.vid < vid_end);
1589 
1590 	return 0;
1591 }
1592 
mv88e6xxx_port_vlan_filtering(struct dsa_switch * ds,int port,bool vlan_filtering,struct switchdev_trans * trans)1593 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
1594 					 bool vlan_filtering,
1595 					 struct switchdev_trans *trans)
1596 {
1597 	struct mv88e6xxx_chip *chip = ds->priv;
1598 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
1599 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
1600 	int err;
1601 
1602 	if (switchdev_trans_ph_prepare(trans))
1603 		return chip->info->max_vid ? 0 : -EOPNOTSUPP;
1604 
1605 	mv88e6xxx_reg_lock(chip);
1606 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
1607 	mv88e6xxx_reg_unlock(chip);
1608 
1609 	return err;
1610 }
1611 
1612 static int
mv88e6xxx_port_vlan_prepare(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan)1613 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
1614 			    const struct switchdev_obj_port_vlan *vlan)
1615 {
1616 	struct mv88e6xxx_chip *chip = ds->priv;
1617 	int err;
1618 
1619 	if (!chip->info->max_vid)
1620 		return -EOPNOTSUPP;
1621 
1622 	/* If the requested port doesn't belong to the same bridge as the VLAN
1623 	 * members, do not support it (yet) and fallback to software VLAN.
1624 	 */
1625 	mv88e6xxx_reg_lock(chip);
1626 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid_begin,
1627 					   vlan->vid_end);
1628 	mv88e6xxx_reg_unlock(chip);
1629 
1630 	/* We don't need any dynamic resource from the kernel (yet),
1631 	 * so skip the prepare phase.
1632 	 */
1633 	return err;
1634 }
1635 
mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip * chip,int port,const unsigned char * addr,u16 vid,u8 state)1636 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
1637 					const unsigned char *addr, u16 vid,
1638 					u8 state)
1639 {
1640 	struct mv88e6xxx_atu_entry entry;
1641 	struct mv88e6xxx_vtu_entry vlan;
1642 	u16 fid;
1643 	int err;
1644 
1645 	/* Null VLAN ID corresponds to the port private database */
1646 	if (vid == 0) {
1647 		err = mv88e6xxx_port_get_fid(chip, port, &fid);
1648 		if (err)
1649 			return err;
1650 	} else {
1651 		vlan.vid = vid - 1;
1652 		vlan.valid = false;
1653 
1654 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
1655 		if (err)
1656 			return err;
1657 
1658 		/* switchdev expects -EOPNOTSUPP to honor software VLANs */
1659 		if (vlan.vid != vid || !vlan.valid)
1660 			return -EOPNOTSUPP;
1661 
1662 		fid = vlan.fid;
1663 	}
1664 
1665 	entry.state = 0;
1666 	ether_addr_copy(entry.mac, addr);
1667 	eth_addr_dec(entry.mac);
1668 
1669 	err = mv88e6xxx_g1_atu_getnext(chip, fid, &entry);
1670 	if (err)
1671 		return err;
1672 
1673 	/* Initialize a fresh ATU entry if it isn't found */
1674 	if (!entry.state || !ether_addr_equal(entry.mac, addr)) {
1675 		memset(&entry, 0, sizeof(entry));
1676 		ether_addr_copy(entry.mac, addr);
1677 	}
1678 
1679 	/* Purge the ATU entry only if no port is using it anymore */
1680 	if (!state) {
1681 		entry.portvec &= ~BIT(port);
1682 		if (!entry.portvec)
1683 			entry.state = 0;
1684 	} else {
1685 		if (state == MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC)
1686 			entry.portvec = BIT(port);
1687 		else
1688 			entry.portvec |= BIT(port);
1689 
1690 		entry.state = state;
1691 	}
1692 
1693 	return mv88e6xxx_g1_atu_loadpurge(chip, fid, &entry);
1694 }
1695 
mv88e6xxx_policy_apply(struct mv88e6xxx_chip * chip,int port,const struct mv88e6xxx_policy * policy)1696 static int mv88e6xxx_policy_apply(struct mv88e6xxx_chip *chip, int port,
1697 				  const struct mv88e6xxx_policy *policy)
1698 {
1699 	enum mv88e6xxx_policy_mapping mapping = policy->mapping;
1700 	enum mv88e6xxx_policy_action action = policy->action;
1701 	const u8 *addr = policy->addr;
1702 	u16 vid = policy->vid;
1703 	u8 state;
1704 	int err;
1705 	int id;
1706 
1707 	if (!chip->info->ops->port_set_policy)
1708 		return -EOPNOTSUPP;
1709 
1710 	switch (mapping) {
1711 	case MV88E6XXX_POLICY_MAPPING_DA:
1712 	case MV88E6XXX_POLICY_MAPPING_SA:
1713 		if (action == MV88E6XXX_POLICY_ACTION_NORMAL)
1714 			state = 0; /* Dissociate the port and address */
1715 		else if (action == MV88E6XXX_POLICY_ACTION_DISCARD &&
1716 			 is_multicast_ether_addr(addr))
1717 			state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC_POLICY;
1718 		else if (action == MV88E6XXX_POLICY_ACTION_DISCARD &&
1719 			 is_unicast_ether_addr(addr))
1720 			state = MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC_POLICY;
1721 		else
1722 			return -EOPNOTSUPP;
1723 
1724 		err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
1725 						   state);
1726 		if (err)
1727 			return err;
1728 		break;
1729 	default:
1730 		return -EOPNOTSUPP;
1731 	}
1732 
1733 	/* Skip the port's policy clearing if the mapping is still in use */
1734 	if (action == MV88E6XXX_POLICY_ACTION_NORMAL)
1735 		idr_for_each_entry(&chip->policies, policy, id)
1736 			if (policy->port == port &&
1737 			    policy->mapping == mapping &&
1738 			    policy->action != action)
1739 				return 0;
1740 
1741 	return chip->info->ops->port_set_policy(chip, port, mapping, action);
1742 }
1743 
mv88e6xxx_policy_insert(struct mv88e6xxx_chip * chip,int port,struct ethtool_rx_flow_spec * fs)1744 static int mv88e6xxx_policy_insert(struct mv88e6xxx_chip *chip, int port,
1745 				   struct ethtool_rx_flow_spec *fs)
1746 {
1747 	struct ethhdr *mac_entry = &fs->h_u.ether_spec;
1748 	struct ethhdr *mac_mask = &fs->m_u.ether_spec;
1749 	enum mv88e6xxx_policy_mapping mapping;
1750 	enum mv88e6xxx_policy_action action;
1751 	struct mv88e6xxx_policy *policy;
1752 	u16 vid = 0;
1753 	u8 *addr;
1754 	int err;
1755 	int id;
1756 
1757 	if (fs->location != RX_CLS_LOC_ANY)
1758 		return -EINVAL;
1759 
1760 	if (fs->ring_cookie == RX_CLS_FLOW_DISC)
1761 		action = MV88E6XXX_POLICY_ACTION_DISCARD;
1762 	else
1763 		return -EOPNOTSUPP;
1764 
1765 	switch (fs->flow_type & ~FLOW_EXT) {
1766 	case ETHER_FLOW:
1767 		if (!is_zero_ether_addr(mac_mask->h_dest) &&
1768 		    is_zero_ether_addr(mac_mask->h_source)) {
1769 			mapping = MV88E6XXX_POLICY_MAPPING_DA;
1770 			addr = mac_entry->h_dest;
1771 		} else if (is_zero_ether_addr(mac_mask->h_dest) &&
1772 		    !is_zero_ether_addr(mac_mask->h_source)) {
1773 			mapping = MV88E6XXX_POLICY_MAPPING_SA;
1774 			addr = mac_entry->h_source;
1775 		} else {
1776 			/* Cannot support DA and SA mapping in the same rule */
1777 			return -EOPNOTSUPP;
1778 		}
1779 		break;
1780 	default:
1781 		return -EOPNOTSUPP;
1782 	}
1783 
1784 	if ((fs->flow_type & FLOW_EXT) && fs->m_ext.vlan_tci) {
1785 		if (fs->m_ext.vlan_tci != htons(0xffff))
1786 			return -EOPNOTSUPP;
1787 		vid = be16_to_cpu(fs->h_ext.vlan_tci) & VLAN_VID_MASK;
1788 	}
1789 
1790 	idr_for_each_entry(&chip->policies, policy, id) {
1791 		if (policy->port == port && policy->mapping == mapping &&
1792 		    policy->action == action && policy->vid == vid &&
1793 		    ether_addr_equal(policy->addr, addr))
1794 			return -EEXIST;
1795 	}
1796 
1797 	policy = devm_kzalloc(chip->dev, sizeof(*policy), GFP_KERNEL);
1798 	if (!policy)
1799 		return -ENOMEM;
1800 
1801 	fs->location = 0;
1802 	err = idr_alloc_u32(&chip->policies, policy, &fs->location, 0xffffffff,
1803 			    GFP_KERNEL);
1804 	if (err) {
1805 		devm_kfree(chip->dev, policy);
1806 		return err;
1807 	}
1808 
1809 	memcpy(&policy->fs, fs, sizeof(*fs));
1810 	ether_addr_copy(policy->addr, addr);
1811 	policy->mapping = mapping;
1812 	policy->action = action;
1813 	policy->port = port;
1814 	policy->vid = vid;
1815 
1816 	err = mv88e6xxx_policy_apply(chip, port, policy);
1817 	if (err) {
1818 		idr_remove(&chip->policies, fs->location);
1819 		devm_kfree(chip->dev, policy);
1820 		return err;
1821 	}
1822 
1823 	return 0;
1824 }
1825 
mv88e6xxx_get_rxnfc(struct dsa_switch * ds,int port,struct ethtool_rxnfc * rxnfc,u32 * rule_locs)1826 static int mv88e6xxx_get_rxnfc(struct dsa_switch *ds, int port,
1827 			       struct ethtool_rxnfc *rxnfc, u32 *rule_locs)
1828 {
1829 	struct ethtool_rx_flow_spec *fs = &rxnfc->fs;
1830 	struct mv88e6xxx_chip *chip = ds->priv;
1831 	struct mv88e6xxx_policy *policy;
1832 	int err;
1833 	int id;
1834 
1835 	mv88e6xxx_reg_lock(chip);
1836 
1837 	switch (rxnfc->cmd) {
1838 	case ETHTOOL_GRXCLSRLCNT:
1839 		rxnfc->data = 0;
1840 		rxnfc->data |= RX_CLS_LOC_SPECIAL;
1841 		rxnfc->rule_cnt = 0;
1842 		idr_for_each_entry(&chip->policies, policy, id)
1843 			if (policy->port == port)
1844 				rxnfc->rule_cnt++;
1845 		err = 0;
1846 		break;
1847 	case ETHTOOL_GRXCLSRULE:
1848 		err = -ENOENT;
1849 		policy = idr_find(&chip->policies, fs->location);
1850 		if (policy) {
1851 			memcpy(fs, &policy->fs, sizeof(*fs));
1852 			err = 0;
1853 		}
1854 		break;
1855 	case ETHTOOL_GRXCLSRLALL:
1856 		rxnfc->data = 0;
1857 		rxnfc->rule_cnt = 0;
1858 		idr_for_each_entry(&chip->policies, policy, id)
1859 			if (policy->port == port)
1860 				rule_locs[rxnfc->rule_cnt++] = id;
1861 		err = 0;
1862 		break;
1863 	default:
1864 		err = -EOPNOTSUPP;
1865 		break;
1866 	}
1867 
1868 	mv88e6xxx_reg_unlock(chip);
1869 
1870 	return err;
1871 }
1872 
mv88e6xxx_set_rxnfc(struct dsa_switch * ds,int port,struct ethtool_rxnfc * rxnfc)1873 static int mv88e6xxx_set_rxnfc(struct dsa_switch *ds, int port,
1874 			       struct ethtool_rxnfc *rxnfc)
1875 {
1876 	struct ethtool_rx_flow_spec *fs = &rxnfc->fs;
1877 	struct mv88e6xxx_chip *chip = ds->priv;
1878 	struct mv88e6xxx_policy *policy;
1879 	int err;
1880 
1881 	mv88e6xxx_reg_lock(chip);
1882 
1883 	switch (rxnfc->cmd) {
1884 	case ETHTOOL_SRXCLSRLINS:
1885 		err = mv88e6xxx_policy_insert(chip, port, fs);
1886 		break;
1887 	case ETHTOOL_SRXCLSRLDEL:
1888 		err = -ENOENT;
1889 		policy = idr_remove(&chip->policies, fs->location);
1890 		if (policy) {
1891 			policy->action = MV88E6XXX_POLICY_ACTION_NORMAL;
1892 			err = mv88e6xxx_policy_apply(chip, port, policy);
1893 			devm_kfree(chip->dev, policy);
1894 		}
1895 		break;
1896 	default:
1897 		err = -EOPNOTSUPP;
1898 		break;
1899 	}
1900 
1901 	mv88e6xxx_reg_unlock(chip);
1902 
1903 	return err;
1904 }
1905 
mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip * chip,int port,u16 vid)1906 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
1907 					u16 vid)
1908 {
1909 	const char broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
1910 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
1911 
1912 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
1913 }
1914 
mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip * chip,u16 vid)1915 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
1916 {
1917 	int port;
1918 	int err;
1919 
1920 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1921 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
1922 		if (err)
1923 			return err;
1924 	}
1925 
1926 	return 0;
1927 }
1928 
mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip * chip,int port,u16 vid,u8 member,bool warn)1929 static int mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip *chip, int port,
1930 				    u16 vid, u8 member, bool warn)
1931 {
1932 	const u8 non_member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
1933 	struct mv88e6xxx_vtu_entry vlan;
1934 	int i, err;
1935 
1936 	if (!vid)
1937 		return -EOPNOTSUPP;
1938 
1939 	vlan.vid = vid - 1;
1940 	vlan.valid = false;
1941 
1942 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
1943 	if (err)
1944 		return err;
1945 
1946 	if (vlan.vid != vid || !vlan.valid) {
1947 		memset(&vlan, 0, sizeof(vlan));
1948 
1949 		err = mv88e6xxx_atu_new(chip, &vlan.fid);
1950 		if (err)
1951 			return err;
1952 
1953 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
1954 			if (i == port)
1955 				vlan.member[i] = member;
1956 			else
1957 				vlan.member[i] = non_member;
1958 
1959 		vlan.vid = vid;
1960 		vlan.valid = true;
1961 
1962 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1963 		if (err)
1964 			return err;
1965 
1966 		err = mv88e6xxx_broadcast_setup(chip, vlan.vid);
1967 		if (err)
1968 			return err;
1969 	} else if (vlan.member[port] != member) {
1970 		vlan.member[port] = member;
1971 
1972 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
1973 		if (err)
1974 			return err;
1975 	} else if (warn) {
1976 		dev_info(chip->dev, "p%d: already a member of VLAN %d\n",
1977 			 port, vid);
1978 	}
1979 
1980 	return 0;
1981 }
1982 
mv88e6xxx_port_vlan_add(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan)1983 static void mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
1984 				    const struct switchdev_obj_port_vlan *vlan)
1985 {
1986 	struct mv88e6xxx_chip *chip = ds->priv;
1987 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
1988 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
1989 	bool warn;
1990 	u8 member;
1991 	u16 vid;
1992 
1993 	if (!chip->info->max_vid)
1994 		return;
1995 
1996 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
1997 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
1998 	else if (untagged)
1999 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
2000 	else
2001 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
2002 
2003 	/* net/dsa/slave.c will call dsa_port_vlan_add() for the affected port
2004 	 * and then the CPU port. Do not warn for duplicates for the CPU port.
2005 	 */
2006 	warn = !dsa_is_cpu_port(ds, port) && !dsa_is_dsa_port(ds, port);
2007 
2008 	mv88e6xxx_reg_lock(chip);
2009 
2010 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid)
2011 		if (mv88e6xxx_port_vlan_join(chip, port, vid, member, warn))
2012 			dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
2013 				vid, untagged ? 'u' : 't');
2014 
2015 	if (pvid && mv88e6xxx_port_set_pvid(chip, port, vlan->vid_end))
2016 		dev_err(ds->dev, "p%d: failed to set PVID %d\n", port,
2017 			vlan->vid_end);
2018 
2019 	mv88e6xxx_reg_unlock(chip);
2020 }
2021 
mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip * chip,int port,u16 vid)2022 static int mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip *chip,
2023 				     int port, u16 vid)
2024 {
2025 	struct mv88e6xxx_vtu_entry vlan;
2026 	int i, err;
2027 
2028 	if (!vid)
2029 		return -EOPNOTSUPP;
2030 
2031 	vlan.vid = vid - 1;
2032 	vlan.valid = false;
2033 
2034 	err = mv88e6xxx_vtu_getnext(chip, &vlan);
2035 	if (err)
2036 		return err;
2037 
2038 	/* If the VLAN doesn't exist in hardware or the port isn't a member,
2039 	 * tell switchdev that this VLAN is likely handled in software.
2040 	 */
2041 	if (vlan.vid != vid || !vlan.valid ||
2042 	    vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
2043 		return -EOPNOTSUPP;
2044 
2045 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
2046 
2047 	/* keep the VLAN unless all ports are excluded */
2048 	vlan.valid = false;
2049 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
2050 		if (vlan.member[i] !=
2051 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
2052 			vlan.valid = true;
2053 			break;
2054 		}
2055 	}
2056 
2057 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
2058 	if (err)
2059 		return err;
2060 
2061 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
2062 }
2063 
mv88e6xxx_port_vlan_del(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan)2064 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
2065 				   const struct switchdev_obj_port_vlan *vlan)
2066 {
2067 	struct mv88e6xxx_chip *chip = ds->priv;
2068 	u16 pvid, vid;
2069 	int err = 0;
2070 
2071 	if (!chip->info->max_vid)
2072 		return -EOPNOTSUPP;
2073 
2074 	mv88e6xxx_reg_lock(chip);
2075 
2076 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
2077 	if (err)
2078 		goto unlock;
2079 
2080 	for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
2081 		err = mv88e6xxx_port_vlan_leave(chip, port, vid);
2082 		if (err)
2083 			goto unlock;
2084 
2085 		if (vid == pvid) {
2086 			err = mv88e6xxx_port_set_pvid(chip, port, 0);
2087 			if (err)
2088 				goto unlock;
2089 		}
2090 	}
2091 
2092 unlock:
2093 	mv88e6xxx_reg_unlock(chip);
2094 
2095 	return err;
2096 }
2097 
mv88e6xxx_port_fdb_add(struct dsa_switch * ds,int port,const unsigned char * addr,u16 vid)2098 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
2099 				  const unsigned char *addr, u16 vid)
2100 {
2101 	struct mv88e6xxx_chip *chip = ds->priv;
2102 	int err;
2103 
2104 	mv88e6xxx_reg_lock(chip);
2105 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
2106 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
2107 	mv88e6xxx_reg_unlock(chip);
2108 
2109 	return err;
2110 }
2111 
mv88e6xxx_port_fdb_del(struct dsa_switch * ds,int port,const unsigned char * addr,u16 vid)2112 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
2113 				  const unsigned char *addr, u16 vid)
2114 {
2115 	struct mv88e6xxx_chip *chip = ds->priv;
2116 	int err;
2117 
2118 	mv88e6xxx_reg_lock(chip);
2119 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid, 0);
2120 	mv88e6xxx_reg_unlock(chip);
2121 
2122 	return err;
2123 }
2124 
mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip * chip,u16 fid,u16 vid,int port,dsa_fdb_dump_cb_t * cb,void * data)2125 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
2126 				      u16 fid, u16 vid, int port,
2127 				      dsa_fdb_dump_cb_t *cb, void *data)
2128 {
2129 	struct mv88e6xxx_atu_entry addr;
2130 	bool is_static;
2131 	int err;
2132 
2133 	addr.state = 0;
2134 	eth_broadcast_addr(addr.mac);
2135 
2136 	do {
2137 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
2138 		if (err)
2139 			return err;
2140 
2141 		if (!addr.state)
2142 			break;
2143 
2144 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
2145 			continue;
2146 
2147 		if (!is_unicast_ether_addr(addr.mac))
2148 			continue;
2149 
2150 		is_static = (addr.state ==
2151 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
2152 		err = cb(addr.mac, vid, is_static, data);
2153 		if (err)
2154 			return err;
2155 	} while (!is_broadcast_ether_addr(addr.mac));
2156 
2157 	return err;
2158 }
2159 
mv88e6xxx_port_db_dump(struct mv88e6xxx_chip * chip,int port,dsa_fdb_dump_cb_t * cb,void * data)2160 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
2161 				  dsa_fdb_dump_cb_t *cb, void *data)
2162 {
2163 	struct mv88e6xxx_vtu_entry vlan;
2164 	u16 fid;
2165 	int err;
2166 
2167 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
2168 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
2169 	if (err)
2170 		return err;
2171 
2172 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
2173 	if (err)
2174 		return err;
2175 
2176 	/* Dump VLANs' Filtering Information Databases */
2177 	vlan.vid = chip->info->max_vid;
2178 	vlan.valid = false;
2179 
2180 	do {
2181 		err = mv88e6xxx_vtu_getnext(chip, &vlan);
2182 		if (err)
2183 			return err;
2184 
2185 		if (!vlan.valid)
2186 			break;
2187 
2188 		err = mv88e6xxx_port_db_dump_fid(chip, vlan.fid, vlan.vid, port,
2189 						 cb, data);
2190 		if (err)
2191 			return err;
2192 	} while (vlan.vid < chip->info->max_vid);
2193 
2194 	return err;
2195 }
2196 
mv88e6xxx_port_fdb_dump(struct dsa_switch * ds,int port,dsa_fdb_dump_cb_t * cb,void * data)2197 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
2198 				   dsa_fdb_dump_cb_t *cb, void *data)
2199 {
2200 	struct mv88e6xxx_chip *chip = ds->priv;
2201 	int err;
2202 
2203 	mv88e6xxx_reg_lock(chip);
2204 	err = mv88e6xxx_port_db_dump(chip, port, cb, data);
2205 	mv88e6xxx_reg_unlock(chip);
2206 
2207 	return err;
2208 }
2209 
mv88e6xxx_bridge_map(struct mv88e6xxx_chip * chip,struct net_device * br)2210 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
2211 				struct net_device *br)
2212 {
2213 	struct dsa_switch *ds = chip->ds;
2214 	struct dsa_switch_tree *dst = ds->dst;
2215 	struct dsa_port *dp;
2216 	int err;
2217 
2218 	list_for_each_entry(dp, &dst->ports, list) {
2219 		if (dp->bridge_dev == br) {
2220 			if (dp->ds == ds) {
2221 				/* This is a local bridge group member,
2222 				 * remap its Port VLAN Map.
2223 				 */
2224 				err = mv88e6xxx_port_vlan_map(chip, dp->index);
2225 				if (err)
2226 					return err;
2227 			} else {
2228 				/* This is an external bridge group member,
2229 				 * remap its cross-chip Port VLAN Table entry.
2230 				 */
2231 				err = mv88e6xxx_pvt_map(chip, dp->ds->index,
2232 							dp->index);
2233 				if (err)
2234 					return err;
2235 			}
2236 		}
2237 	}
2238 
2239 	return 0;
2240 }
2241 
mv88e6xxx_port_bridge_join(struct dsa_switch * ds,int port,struct net_device * br)2242 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
2243 				      struct net_device *br)
2244 {
2245 	struct mv88e6xxx_chip *chip = ds->priv;
2246 	int err;
2247 
2248 	mv88e6xxx_reg_lock(chip);
2249 	err = mv88e6xxx_bridge_map(chip, br);
2250 	mv88e6xxx_reg_unlock(chip);
2251 
2252 	return err;
2253 }
2254 
mv88e6xxx_port_bridge_leave(struct dsa_switch * ds,int port,struct net_device * br)2255 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
2256 					struct net_device *br)
2257 {
2258 	struct mv88e6xxx_chip *chip = ds->priv;
2259 
2260 	mv88e6xxx_reg_lock(chip);
2261 	if (mv88e6xxx_bridge_map(chip, br) ||
2262 	    mv88e6xxx_port_vlan_map(chip, port))
2263 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
2264 	mv88e6xxx_reg_unlock(chip);
2265 }
2266 
mv88e6xxx_crosschip_bridge_join(struct dsa_switch * ds,int tree_index,int sw_index,int port,struct net_device * br)2267 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds,
2268 					   int tree_index, int sw_index,
2269 					   int port, struct net_device *br)
2270 {
2271 	struct mv88e6xxx_chip *chip = ds->priv;
2272 	int err;
2273 
2274 	if (tree_index != ds->dst->index)
2275 		return 0;
2276 
2277 	mv88e6xxx_reg_lock(chip);
2278 	err = mv88e6xxx_pvt_map(chip, sw_index, port);
2279 	mv88e6xxx_reg_unlock(chip);
2280 
2281 	return err;
2282 }
2283 
mv88e6xxx_crosschip_bridge_leave(struct dsa_switch * ds,int tree_index,int sw_index,int port,struct net_device * br)2284 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds,
2285 					     int tree_index, int sw_index,
2286 					     int port, struct net_device *br)
2287 {
2288 	struct mv88e6xxx_chip *chip = ds->priv;
2289 
2290 	if (tree_index != ds->dst->index)
2291 		return;
2292 
2293 	mv88e6xxx_reg_lock(chip);
2294 	if (mv88e6xxx_pvt_map(chip, sw_index, port))
2295 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2296 	mv88e6xxx_reg_unlock(chip);
2297 }
2298 
mv88e6xxx_software_reset(struct mv88e6xxx_chip * chip)2299 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
2300 {
2301 	if (chip->info->ops->reset)
2302 		return chip->info->ops->reset(chip);
2303 
2304 	return 0;
2305 }
2306 
mv88e6xxx_hardware_reset(struct mv88e6xxx_chip * chip)2307 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
2308 {
2309 	struct gpio_desc *gpiod = chip->reset;
2310 
2311 	/* If there is a GPIO connected to the reset pin, toggle it */
2312 	if (gpiod) {
2313 		gpiod_set_value_cansleep(gpiod, 1);
2314 		usleep_range(10000, 20000);
2315 		gpiod_set_value_cansleep(gpiod, 0);
2316 		usleep_range(10000, 20000);
2317 
2318 		mv88e6xxx_g1_wait_eeprom_done(chip);
2319 	}
2320 }
2321 
mv88e6xxx_disable_ports(struct mv88e6xxx_chip * chip)2322 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
2323 {
2324 	int i, err;
2325 
2326 	/* Set all ports to the Disabled state */
2327 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2328 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
2329 		if (err)
2330 			return err;
2331 	}
2332 
2333 	/* Wait for transmit queues to drain,
2334 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
2335 	 */
2336 	usleep_range(2000, 4000);
2337 
2338 	return 0;
2339 }
2340 
mv88e6xxx_switch_reset(struct mv88e6xxx_chip * chip)2341 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
2342 {
2343 	int err;
2344 
2345 	err = mv88e6xxx_disable_ports(chip);
2346 	if (err)
2347 		return err;
2348 
2349 	mv88e6xxx_hardware_reset(chip);
2350 
2351 	return mv88e6xxx_software_reset(chip);
2352 }
2353 
mv88e6xxx_set_port_mode(struct mv88e6xxx_chip * chip,int port,enum mv88e6xxx_frame_mode frame,enum mv88e6xxx_egress_mode egress,u16 etype)2354 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
2355 				   enum mv88e6xxx_frame_mode frame,
2356 				   enum mv88e6xxx_egress_mode egress, u16 etype)
2357 {
2358 	int err;
2359 
2360 	if (!chip->info->ops->port_set_frame_mode)
2361 		return -EOPNOTSUPP;
2362 
2363 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
2364 	if (err)
2365 		return err;
2366 
2367 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
2368 	if (err)
2369 		return err;
2370 
2371 	if (chip->info->ops->port_set_ether_type)
2372 		return chip->info->ops->port_set_ether_type(chip, port, etype);
2373 
2374 	return 0;
2375 }
2376 
mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip * chip,int port)2377 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
2378 {
2379 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
2380 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2381 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2382 }
2383 
mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip * chip,int port)2384 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
2385 {
2386 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
2387 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
2388 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
2389 }
2390 
mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip * chip,int port)2391 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
2392 {
2393 	return mv88e6xxx_set_port_mode(chip, port,
2394 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
2395 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
2396 				       ETH_P_EDSA);
2397 }
2398 
mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip * chip,int port)2399 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
2400 {
2401 	if (dsa_is_dsa_port(chip->ds, port))
2402 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2403 
2404 	if (dsa_is_user_port(chip->ds, port))
2405 		return mv88e6xxx_set_port_mode_normal(chip, port);
2406 
2407 	/* Setup CPU port mode depending on its supported tag format */
2408 	if (chip->info->tag_protocol == DSA_TAG_PROTO_DSA)
2409 		return mv88e6xxx_set_port_mode_dsa(chip, port);
2410 
2411 	if (chip->info->tag_protocol == DSA_TAG_PROTO_EDSA)
2412 		return mv88e6xxx_set_port_mode_edsa(chip, port);
2413 
2414 	return -EINVAL;
2415 }
2416 
mv88e6xxx_setup_message_port(struct mv88e6xxx_chip * chip,int port)2417 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
2418 {
2419 	bool message = dsa_is_dsa_port(chip->ds, port);
2420 
2421 	return mv88e6xxx_port_set_message_port(chip, port, message);
2422 }
2423 
mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip * chip,int port)2424 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
2425 {
2426 	struct dsa_switch *ds = chip->ds;
2427 	bool flood;
2428 
2429 	/* Upstream ports flood frames with unknown unicast or multicast DA */
2430 	flood = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port);
2431 	if (chip->info->ops->port_set_egress_floods)
2432 		return chip->info->ops->port_set_egress_floods(chip, port,
2433 							       flood, flood);
2434 
2435 	return 0;
2436 }
2437 
mv88e6xxx_serdes_irq_thread_fn(int irq,void * dev_id)2438 static irqreturn_t mv88e6xxx_serdes_irq_thread_fn(int irq, void *dev_id)
2439 {
2440 	struct mv88e6xxx_port *mvp = dev_id;
2441 	struct mv88e6xxx_chip *chip = mvp->chip;
2442 	irqreturn_t ret = IRQ_NONE;
2443 	int port = mvp->port;
2444 	u8 lane;
2445 
2446 	mv88e6xxx_reg_lock(chip);
2447 	lane = mv88e6xxx_serdes_get_lane(chip, port);
2448 	if (lane)
2449 		ret = mv88e6xxx_serdes_irq_status(chip, port, lane);
2450 	mv88e6xxx_reg_unlock(chip);
2451 
2452 	return ret;
2453 }
2454 
mv88e6xxx_serdes_irq_request(struct mv88e6xxx_chip * chip,int port,u8 lane)2455 static int mv88e6xxx_serdes_irq_request(struct mv88e6xxx_chip *chip, int port,
2456 					u8 lane)
2457 {
2458 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
2459 	unsigned int irq;
2460 	int err;
2461 
2462 	/* Nothing to request if this SERDES port has no IRQ */
2463 	irq = mv88e6xxx_serdes_irq_mapping(chip, port);
2464 	if (!irq)
2465 		return 0;
2466 
2467 	snprintf(dev_id->serdes_irq_name, sizeof(dev_id->serdes_irq_name),
2468 		 "mv88e6xxx-%s-serdes-%d", dev_name(chip->dev), port);
2469 
2470 	/* Requesting the IRQ will trigger IRQ callbacks, so release the lock */
2471 	mv88e6xxx_reg_unlock(chip);
2472 	err = request_threaded_irq(irq, NULL, mv88e6xxx_serdes_irq_thread_fn,
2473 				   IRQF_ONESHOT, dev_id->serdes_irq_name,
2474 				   dev_id);
2475 	mv88e6xxx_reg_lock(chip);
2476 	if (err)
2477 		return err;
2478 
2479 	dev_id->serdes_irq = irq;
2480 
2481 	return mv88e6xxx_serdes_irq_enable(chip, port, lane);
2482 }
2483 
mv88e6xxx_serdes_irq_free(struct mv88e6xxx_chip * chip,int port,u8 lane)2484 static int mv88e6xxx_serdes_irq_free(struct mv88e6xxx_chip *chip, int port,
2485 				     u8 lane)
2486 {
2487 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
2488 	unsigned int irq = dev_id->serdes_irq;
2489 	int err;
2490 
2491 	/* Nothing to free if no IRQ has been requested */
2492 	if (!irq)
2493 		return 0;
2494 
2495 	err = mv88e6xxx_serdes_irq_disable(chip, port, lane);
2496 
2497 	/* Freeing the IRQ will trigger IRQ callbacks, so release the lock */
2498 	mv88e6xxx_reg_unlock(chip);
2499 	free_irq(irq, dev_id);
2500 	mv88e6xxx_reg_lock(chip);
2501 
2502 	dev_id->serdes_irq = 0;
2503 
2504 	return err;
2505 }
2506 
mv88e6xxx_serdes_power(struct mv88e6xxx_chip * chip,int port,bool on)2507 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
2508 				  bool on)
2509 {
2510 	u8 lane;
2511 	int err;
2512 
2513 	lane = mv88e6xxx_serdes_get_lane(chip, port);
2514 	if (!lane)
2515 		return 0;
2516 
2517 	if (on) {
2518 		err = mv88e6xxx_serdes_power_up(chip, port, lane);
2519 		if (err)
2520 			return err;
2521 
2522 		err = mv88e6xxx_serdes_irq_request(chip, port, lane);
2523 	} else {
2524 		err = mv88e6xxx_serdes_irq_free(chip, port, lane);
2525 		if (err)
2526 			return err;
2527 
2528 		err = mv88e6xxx_serdes_power_down(chip, port, lane);
2529 	}
2530 
2531 	return err;
2532 }
2533 
mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip * chip,int port)2534 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
2535 {
2536 	struct dsa_switch *ds = chip->ds;
2537 	int upstream_port;
2538 	int err;
2539 
2540 	upstream_port = dsa_upstream_port(ds, port);
2541 	if (chip->info->ops->port_set_upstream_port) {
2542 		err = chip->info->ops->port_set_upstream_port(chip, port,
2543 							      upstream_port);
2544 		if (err)
2545 			return err;
2546 	}
2547 
2548 	if (port == upstream_port) {
2549 		if (chip->info->ops->set_cpu_port) {
2550 			err = chip->info->ops->set_cpu_port(chip,
2551 							    upstream_port);
2552 			if (err)
2553 				return err;
2554 		}
2555 
2556 		if (chip->info->ops->set_egress_port) {
2557 			err = chip->info->ops->set_egress_port(chip,
2558 						MV88E6XXX_EGRESS_DIR_INGRESS,
2559 						upstream_port);
2560 			if (err)
2561 				return err;
2562 
2563 			err = chip->info->ops->set_egress_port(chip,
2564 						MV88E6XXX_EGRESS_DIR_EGRESS,
2565 						upstream_port);
2566 			if (err)
2567 				return err;
2568 		}
2569 	}
2570 
2571 	return 0;
2572 }
2573 
mv88e6xxx_setup_port(struct mv88e6xxx_chip * chip,int port)2574 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
2575 {
2576 	struct dsa_switch *ds = chip->ds;
2577 	int err;
2578 	u16 reg;
2579 
2580 	chip->ports[port].chip = chip;
2581 	chip->ports[port].port = port;
2582 
2583 	/* MAC Forcing register: don't force link, speed, duplex or flow control
2584 	 * state to any particular values on physical ports, but force the CPU
2585 	 * port and all DSA ports to their maximum bandwidth and full duplex.
2586 	 */
2587 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
2588 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
2589 					       SPEED_MAX, DUPLEX_FULL,
2590 					       PAUSE_OFF,
2591 					       PHY_INTERFACE_MODE_NA);
2592 	else
2593 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
2594 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
2595 					       PAUSE_ON,
2596 					       PHY_INTERFACE_MODE_NA);
2597 	if (err)
2598 		return err;
2599 
2600 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
2601 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
2602 	 * tunneling, determine priority by looking at 802.1p and IP
2603 	 * priority fields (IP prio has precedence), and set STP state
2604 	 * to Forwarding.
2605 	 *
2606 	 * If this is the CPU link, use DSA or EDSA tagging depending
2607 	 * on which tagging mode was configured.
2608 	 *
2609 	 * If this is a link to another switch, use DSA tagging mode.
2610 	 *
2611 	 * If this is the upstream port for this switch, enable
2612 	 * forwarding of unknown unicasts and multicasts.
2613 	 */
2614 	reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP |
2615 		MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
2616 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
2617 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
2618 	if (err)
2619 		return err;
2620 
2621 	err = mv88e6xxx_setup_port_mode(chip, port);
2622 	if (err)
2623 		return err;
2624 
2625 	err = mv88e6xxx_setup_egress_floods(chip, port);
2626 	if (err)
2627 		return err;
2628 
2629 	/* Port Control 2: don't force a good FCS, set the MTU size to
2630 	 * 10222 bytes, disable 802.1q tags checking, don't discard tagged or
2631 	 * untagged frames on this port, do a destination address lookup on all
2632 	 * received packets as usual, disable ARP mirroring and don't send a
2633 	 * copy of all transmitted/received frames on this port to the CPU.
2634 	 */
2635 	err = mv88e6xxx_port_set_map_da(chip, port);
2636 	if (err)
2637 		return err;
2638 
2639 	err = mv88e6xxx_setup_upstream_port(chip, port);
2640 	if (err)
2641 		return err;
2642 
2643 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
2644 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED);
2645 	if (err)
2646 		return err;
2647 
2648 	if (chip->info->ops->port_set_jumbo_size) {
2649 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10218);
2650 		if (err)
2651 			return err;
2652 	}
2653 
2654 	/* Port Association Vector: when learning source addresses
2655 	 * of packets, add the address to the address database using
2656 	 * a port bitmap that has only the bit for this port set and
2657 	 * the other bits clear.
2658 	 */
2659 	reg = 1 << port;
2660 	/* Disable learning for CPU port */
2661 	if (dsa_is_cpu_port(ds, port))
2662 		reg = 0;
2663 
2664 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
2665 				   reg);
2666 	if (err)
2667 		return err;
2668 
2669 	/* Egress rate control 2: disable egress rate control. */
2670 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
2671 				   0x0000);
2672 	if (err)
2673 		return err;
2674 
2675 	if (chip->info->ops->port_pause_limit) {
2676 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
2677 		if (err)
2678 			return err;
2679 	}
2680 
2681 	if (chip->info->ops->port_disable_learn_limit) {
2682 		err = chip->info->ops->port_disable_learn_limit(chip, port);
2683 		if (err)
2684 			return err;
2685 	}
2686 
2687 	if (chip->info->ops->port_disable_pri_override) {
2688 		err = chip->info->ops->port_disable_pri_override(chip, port);
2689 		if (err)
2690 			return err;
2691 	}
2692 
2693 	if (chip->info->ops->port_tag_remap) {
2694 		err = chip->info->ops->port_tag_remap(chip, port);
2695 		if (err)
2696 			return err;
2697 	}
2698 
2699 	if (chip->info->ops->port_egress_rate_limiting) {
2700 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
2701 		if (err)
2702 			return err;
2703 	}
2704 
2705 	if (chip->info->ops->port_setup_message_port) {
2706 		err = chip->info->ops->port_setup_message_port(chip, port);
2707 		if (err)
2708 			return err;
2709 	}
2710 
2711 	/* Port based VLAN map: give each port the same default address
2712 	 * database, and allow bidirectional communication between the
2713 	 * CPU and DSA port(s), and the other ports.
2714 	 */
2715 	err = mv88e6xxx_port_set_fid(chip, port, 0);
2716 	if (err)
2717 		return err;
2718 
2719 	err = mv88e6xxx_port_vlan_map(chip, port);
2720 	if (err)
2721 		return err;
2722 
2723 	/* Default VLAN ID and priority: don't set a default VLAN
2724 	 * ID, and set the default packet priority to zero.
2725 	 */
2726 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
2727 }
2728 
mv88e6xxx_get_max_mtu(struct dsa_switch * ds,int port)2729 static int mv88e6xxx_get_max_mtu(struct dsa_switch *ds, int port)
2730 {
2731 	struct mv88e6xxx_chip *chip = ds->priv;
2732 
2733 	if (chip->info->ops->port_set_jumbo_size)
2734 		return 10240 - VLAN_ETH_HLEN - EDSA_HLEN - ETH_FCS_LEN;
2735 	else if (chip->info->ops->set_max_frame_size)
2736 		return 1632 - VLAN_ETH_HLEN - EDSA_HLEN - ETH_FCS_LEN;
2737 	return 1522 - VLAN_ETH_HLEN - EDSA_HLEN - ETH_FCS_LEN;
2738 }
2739 
mv88e6xxx_change_mtu(struct dsa_switch * ds,int port,int new_mtu)2740 static int mv88e6xxx_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
2741 {
2742 	struct mv88e6xxx_chip *chip = ds->priv;
2743 	int ret = 0;
2744 
2745 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
2746 		new_mtu += EDSA_HLEN;
2747 
2748 	mv88e6xxx_reg_lock(chip);
2749 	if (chip->info->ops->port_set_jumbo_size)
2750 		ret = chip->info->ops->port_set_jumbo_size(chip, port, new_mtu);
2751 	else if (chip->info->ops->set_max_frame_size)
2752 		ret = chip->info->ops->set_max_frame_size(chip, new_mtu);
2753 	else
2754 		if (new_mtu > 1522)
2755 			ret = -EINVAL;
2756 	mv88e6xxx_reg_unlock(chip);
2757 
2758 	return ret;
2759 }
2760 
mv88e6xxx_port_enable(struct dsa_switch * ds,int port,struct phy_device * phydev)2761 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
2762 				 struct phy_device *phydev)
2763 {
2764 	struct mv88e6xxx_chip *chip = ds->priv;
2765 	int err;
2766 
2767 	mv88e6xxx_reg_lock(chip);
2768 	err = mv88e6xxx_serdes_power(chip, port, true);
2769 	mv88e6xxx_reg_unlock(chip);
2770 
2771 	return err;
2772 }
2773 
mv88e6xxx_port_disable(struct dsa_switch * ds,int port)2774 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
2775 {
2776 	struct mv88e6xxx_chip *chip = ds->priv;
2777 
2778 	mv88e6xxx_reg_lock(chip);
2779 	if (mv88e6xxx_serdes_power(chip, port, false))
2780 		dev_err(chip->dev, "failed to power off SERDES\n");
2781 	mv88e6xxx_reg_unlock(chip);
2782 }
2783 
mv88e6xxx_set_ageing_time(struct dsa_switch * ds,unsigned int ageing_time)2784 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
2785 				     unsigned int ageing_time)
2786 {
2787 	struct mv88e6xxx_chip *chip = ds->priv;
2788 	int err;
2789 
2790 	mv88e6xxx_reg_lock(chip);
2791 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
2792 	mv88e6xxx_reg_unlock(chip);
2793 
2794 	return err;
2795 }
2796 
mv88e6xxx_stats_setup(struct mv88e6xxx_chip * chip)2797 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
2798 {
2799 	int err;
2800 
2801 	/* Initialize the statistics unit */
2802 	if (chip->info->ops->stats_set_histogram) {
2803 		err = chip->info->ops->stats_set_histogram(chip);
2804 		if (err)
2805 			return err;
2806 	}
2807 
2808 	return mv88e6xxx_g1_stats_clear(chip);
2809 }
2810 
2811 /* Check if the errata has already been applied. */
mv88e6390_setup_errata_applied(struct mv88e6xxx_chip * chip)2812 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
2813 {
2814 	int port;
2815 	int err;
2816 	u16 val;
2817 
2818 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2819 		err = mv88e6xxx_port_hidden_read(chip, 0xf, port, 0, &val);
2820 		if (err) {
2821 			dev_err(chip->dev,
2822 				"Error reading hidden register: %d\n", err);
2823 			return false;
2824 		}
2825 		if (val != 0x01c0)
2826 			return false;
2827 	}
2828 
2829 	return true;
2830 }
2831 
2832 /* The 6390 copper ports have an errata which require poking magic
2833  * values into undocumented hidden registers and then performing a
2834  * software reset.
2835  */
mv88e6390_setup_errata(struct mv88e6xxx_chip * chip)2836 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
2837 {
2838 	int port;
2839 	int err;
2840 
2841 	if (mv88e6390_setup_errata_applied(chip))
2842 		return 0;
2843 
2844 	/* Set the ports into blocking mode */
2845 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2846 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
2847 		if (err)
2848 			return err;
2849 	}
2850 
2851 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2852 		err = mv88e6xxx_port_hidden_write(chip, 0xf, port, 0, 0x01c0);
2853 		if (err)
2854 			return err;
2855 	}
2856 
2857 	return mv88e6xxx_software_reset(chip);
2858 }
2859 
mv88e6xxx_teardown(struct dsa_switch * ds)2860 static void mv88e6xxx_teardown(struct dsa_switch *ds)
2861 {
2862 	mv88e6xxx_teardown_devlink_params(ds);
2863 	dsa_devlink_resources_unregister(ds);
2864 	mv88e6xxx_teardown_devlink_regions(ds);
2865 }
2866 
mv88e6xxx_setup(struct dsa_switch * ds)2867 static int mv88e6xxx_setup(struct dsa_switch *ds)
2868 {
2869 	struct mv88e6xxx_chip *chip = ds->priv;
2870 	u8 cmode;
2871 	int err;
2872 	int i;
2873 
2874 	chip->ds = ds;
2875 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
2876 
2877 	mv88e6xxx_reg_lock(chip);
2878 
2879 	if (chip->info->ops->setup_errata) {
2880 		err = chip->info->ops->setup_errata(chip);
2881 		if (err)
2882 			goto unlock;
2883 	}
2884 
2885 	/* Cache the cmode of each port. */
2886 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2887 		if (chip->info->ops->port_get_cmode) {
2888 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
2889 			if (err)
2890 				goto unlock;
2891 
2892 			chip->ports[i].cmode = cmode;
2893 		}
2894 	}
2895 
2896 	/* Setup Switch Port Registers */
2897 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
2898 		if (dsa_is_unused_port(ds, i))
2899 			continue;
2900 
2901 		/* Prevent the use of an invalid port. */
2902 		if (mv88e6xxx_is_invalid_port(chip, i)) {
2903 			dev_err(chip->dev, "port %d is invalid\n", i);
2904 			err = -EINVAL;
2905 			goto unlock;
2906 		}
2907 
2908 		err = mv88e6xxx_setup_port(chip, i);
2909 		if (err)
2910 			goto unlock;
2911 	}
2912 
2913 	err = mv88e6xxx_irl_setup(chip);
2914 	if (err)
2915 		goto unlock;
2916 
2917 	err = mv88e6xxx_mac_setup(chip);
2918 	if (err)
2919 		goto unlock;
2920 
2921 	err = mv88e6xxx_phy_setup(chip);
2922 	if (err)
2923 		goto unlock;
2924 
2925 	err = mv88e6xxx_vtu_setup(chip);
2926 	if (err)
2927 		goto unlock;
2928 
2929 	err = mv88e6xxx_pvt_setup(chip);
2930 	if (err)
2931 		goto unlock;
2932 
2933 	err = mv88e6xxx_atu_setup(chip);
2934 	if (err)
2935 		goto unlock;
2936 
2937 	err = mv88e6xxx_broadcast_setup(chip, 0);
2938 	if (err)
2939 		goto unlock;
2940 
2941 	err = mv88e6xxx_pot_setup(chip);
2942 	if (err)
2943 		goto unlock;
2944 
2945 	err = mv88e6xxx_rmu_setup(chip);
2946 	if (err)
2947 		goto unlock;
2948 
2949 	err = mv88e6xxx_rsvd2cpu_setup(chip);
2950 	if (err)
2951 		goto unlock;
2952 
2953 	err = mv88e6xxx_trunk_setup(chip);
2954 	if (err)
2955 		goto unlock;
2956 
2957 	err = mv88e6xxx_devmap_setup(chip);
2958 	if (err)
2959 		goto unlock;
2960 
2961 	err = mv88e6xxx_pri_setup(chip);
2962 	if (err)
2963 		goto unlock;
2964 
2965 	/* Setup PTP Hardware Clock and timestamping */
2966 	if (chip->info->ptp_support) {
2967 		err = mv88e6xxx_ptp_setup(chip);
2968 		if (err)
2969 			goto unlock;
2970 
2971 		err = mv88e6xxx_hwtstamp_setup(chip);
2972 		if (err)
2973 			goto unlock;
2974 	}
2975 
2976 	err = mv88e6xxx_stats_setup(chip);
2977 	if (err)
2978 		goto unlock;
2979 
2980 unlock:
2981 	mv88e6xxx_reg_unlock(chip);
2982 
2983 	if (err)
2984 		return err;
2985 
2986 	/* Have to be called without holding the register lock, since
2987 	 * they take the devlink lock, and we later take the locks in
2988 	 * the reverse order when getting/setting parameters or
2989 	 * resource occupancy.
2990 	 */
2991 	err = mv88e6xxx_setup_devlink_resources(ds);
2992 	if (err)
2993 		return err;
2994 
2995 	err = mv88e6xxx_setup_devlink_params(ds);
2996 	if (err)
2997 		goto out_resources;
2998 
2999 	err = mv88e6xxx_setup_devlink_regions(ds);
3000 	if (err)
3001 		goto out_params;
3002 
3003 	return 0;
3004 
3005 out_params:
3006 	mv88e6xxx_teardown_devlink_params(ds);
3007 out_resources:
3008 	dsa_devlink_resources_unregister(ds);
3009 
3010 	return err;
3011 }
3012 
3013 /* prod_id for switch families which do not have a PHY model number */
3014 static const u16 family_prod_id_table[] = {
3015 	[MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
3016 	[MV88E6XXX_FAMILY_6390] = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
3017 };
3018 
mv88e6xxx_mdio_read(struct mii_bus * bus,int phy,int reg)3019 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
3020 {
3021 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
3022 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
3023 	u16 prod_id;
3024 	u16 val;
3025 	int err;
3026 
3027 	if (!chip->info->ops->phy_read)
3028 		return -EOPNOTSUPP;
3029 
3030 	mv88e6xxx_reg_lock(chip);
3031 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
3032 	mv88e6xxx_reg_unlock(chip);
3033 
3034 	/* Some internal PHYs don't have a model number. */
3035 	if (reg == MII_PHYSID2 && !(val & 0x3f0) &&
3036 	    chip->info->family < ARRAY_SIZE(family_prod_id_table)) {
3037 		prod_id = family_prod_id_table[chip->info->family];
3038 		if (prod_id)
3039 			val |= prod_id >> 4;
3040 	}
3041 
3042 	return err ? err : val;
3043 }
3044 
mv88e6xxx_mdio_write(struct mii_bus * bus,int phy,int reg,u16 val)3045 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
3046 {
3047 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
3048 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
3049 	int err;
3050 
3051 	if (!chip->info->ops->phy_write)
3052 		return -EOPNOTSUPP;
3053 
3054 	mv88e6xxx_reg_lock(chip);
3055 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
3056 	mv88e6xxx_reg_unlock(chip);
3057 
3058 	return err;
3059 }
3060 
mv88e6xxx_mdio_register(struct mv88e6xxx_chip * chip,struct device_node * np,bool external)3061 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
3062 				   struct device_node *np,
3063 				   bool external)
3064 {
3065 	static int index;
3066 	struct mv88e6xxx_mdio_bus *mdio_bus;
3067 	struct mii_bus *bus;
3068 	int err;
3069 
3070 	if (external) {
3071 		mv88e6xxx_reg_lock(chip);
3072 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
3073 		mv88e6xxx_reg_unlock(chip);
3074 
3075 		if (err)
3076 			return err;
3077 	}
3078 
3079 	bus = mdiobus_alloc_size(sizeof(*mdio_bus));
3080 	if (!bus)
3081 		return -ENOMEM;
3082 
3083 	mdio_bus = bus->priv;
3084 	mdio_bus->bus = bus;
3085 	mdio_bus->chip = chip;
3086 	INIT_LIST_HEAD(&mdio_bus->list);
3087 	mdio_bus->external = external;
3088 
3089 	if (np) {
3090 		bus->name = np->full_name;
3091 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
3092 	} else {
3093 		bus->name = "mv88e6xxx SMI";
3094 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
3095 	}
3096 
3097 	bus->read = mv88e6xxx_mdio_read;
3098 	bus->write = mv88e6xxx_mdio_write;
3099 	bus->parent = chip->dev;
3100 
3101 	if (!external) {
3102 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
3103 		if (err)
3104 			goto out;
3105 	}
3106 
3107 	err = of_mdiobus_register(bus, np);
3108 	if (err) {
3109 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
3110 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
3111 		goto out;
3112 	}
3113 
3114 	if (external)
3115 		list_add_tail(&mdio_bus->list, &chip->mdios);
3116 	else
3117 		list_add(&mdio_bus->list, &chip->mdios);
3118 
3119 	return 0;
3120 
3121 out:
3122 	mdiobus_free(bus);
3123 	return err;
3124 }
3125 
mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip * chip)3126 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
3127 
3128 {
3129 	struct mv88e6xxx_mdio_bus *mdio_bus;
3130 	struct mii_bus *bus;
3131 
3132 	list_for_each_entry(mdio_bus, &chip->mdios, list) {
3133 		bus = mdio_bus->bus;
3134 
3135 		if (!mdio_bus->external)
3136 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
3137 
3138 		mdiobus_unregister(bus);
3139 		mdiobus_free(bus);
3140 	}
3141 }
3142 
mv88e6xxx_mdios_register(struct mv88e6xxx_chip * chip,struct device_node * np)3143 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
3144 				    struct device_node *np)
3145 {
3146 	struct device_node *child;
3147 	int err;
3148 
3149 	/* Always register one mdio bus for the internal/default mdio
3150 	 * bus. This maybe represented in the device tree, but is
3151 	 * optional.
3152 	 */
3153 	child = of_get_child_by_name(np, "mdio");
3154 	err = mv88e6xxx_mdio_register(chip, child, false);
3155 	of_node_put(child);
3156 	if (err)
3157 		return err;
3158 
3159 	/* Walk the device tree, and see if there are any other nodes
3160 	 * which say they are compatible with the external mdio
3161 	 * bus.
3162 	 */
3163 	for_each_available_child_of_node(np, child) {
3164 		if (of_device_is_compatible(
3165 			    child, "marvell,mv88e6xxx-mdio-external")) {
3166 			err = mv88e6xxx_mdio_register(chip, child, true);
3167 			if (err) {
3168 				mv88e6xxx_mdios_unregister(chip);
3169 				of_node_put(child);
3170 				return err;
3171 			}
3172 		}
3173 	}
3174 
3175 	return 0;
3176 }
3177 
mv88e6xxx_get_eeprom_len(struct dsa_switch * ds)3178 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
3179 {
3180 	struct mv88e6xxx_chip *chip = ds->priv;
3181 
3182 	return chip->eeprom_len;
3183 }
3184 
mv88e6xxx_get_eeprom(struct dsa_switch * ds,struct ethtool_eeprom * eeprom,u8 * data)3185 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
3186 				struct ethtool_eeprom *eeprom, u8 *data)
3187 {
3188 	struct mv88e6xxx_chip *chip = ds->priv;
3189 	int err;
3190 
3191 	if (!chip->info->ops->get_eeprom)
3192 		return -EOPNOTSUPP;
3193 
3194 	mv88e6xxx_reg_lock(chip);
3195 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
3196 	mv88e6xxx_reg_unlock(chip);
3197 
3198 	if (err)
3199 		return err;
3200 
3201 	eeprom->magic = 0xc3ec4951;
3202 
3203 	return 0;
3204 }
3205 
mv88e6xxx_set_eeprom(struct dsa_switch * ds,struct ethtool_eeprom * eeprom,u8 * data)3206 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
3207 				struct ethtool_eeprom *eeprom, u8 *data)
3208 {
3209 	struct mv88e6xxx_chip *chip = ds->priv;
3210 	int err;
3211 
3212 	if (!chip->info->ops->set_eeprom)
3213 		return -EOPNOTSUPP;
3214 
3215 	if (eeprom->magic != 0xc3ec4951)
3216 		return -EINVAL;
3217 
3218 	mv88e6xxx_reg_lock(chip);
3219 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
3220 	mv88e6xxx_reg_unlock(chip);
3221 
3222 	return err;
3223 }
3224 
3225 static const struct mv88e6xxx_ops mv88e6085_ops = {
3226 	/* MV88E6XXX_FAMILY_6097 */
3227 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3228 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3229 	.irl_init_all = mv88e6352_g2_irl_init_all,
3230 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3231 	.phy_read = mv88e6185_phy_ppu_read,
3232 	.phy_write = mv88e6185_phy_ppu_write,
3233 	.port_set_link = mv88e6xxx_port_set_link,
3234 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3235 	.port_tag_remap = mv88e6095_port_tag_remap,
3236 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3237 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3238 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3239 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3240 	.port_pause_limit = mv88e6097_port_pause_limit,
3241 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3242 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3243 	.port_get_cmode = mv88e6185_port_get_cmode,
3244 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3245 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3246 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3247 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3248 	.stats_get_strings = mv88e6095_stats_get_strings,
3249 	.stats_get_stats = mv88e6095_stats_get_stats,
3250 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3251 	.set_egress_port = mv88e6095_g1_set_egress_port,
3252 	.watchdog_ops = &mv88e6097_watchdog_ops,
3253 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3254 	.pot_clear = mv88e6xxx_g2_pot_clear,
3255 	.ppu_enable = mv88e6185_g1_ppu_enable,
3256 	.ppu_disable = mv88e6185_g1_ppu_disable,
3257 	.reset = mv88e6185_g1_reset,
3258 	.rmu_disable = mv88e6085_g1_rmu_disable,
3259 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3260 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3261 	.phylink_validate = mv88e6185_phylink_validate,
3262 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3263 };
3264 
3265 static const struct mv88e6xxx_ops mv88e6095_ops = {
3266 	/* MV88E6XXX_FAMILY_6095 */
3267 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3268 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3269 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3270 	.phy_read = mv88e6185_phy_ppu_read,
3271 	.phy_write = mv88e6185_phy_ppu_write,
3272 	.port_set_link = mv88e6xxx_port_set_link,
3273 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3274 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3275 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3276 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3277 	.port_get_cmode = mv88e6185_port_get_cmode,
3278 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3279 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3280 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3281 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3282 	.stats_get_strings = mv88e6095_stats_get_strings,
3283 	.stats_get_stats = mv88e6095_stats_get_stats,
3284 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3285 	.ppu_enable = mv88e6185_g1_ppu_enable,
3286 	.ppu_disable = mv88e6185_g1_ppu_disable,
3287 	.reset = mv88e6185_g1_reset,
3288 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3289 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3290 	.phylink_validate = mv88e6185_phylink_validate,
3291 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3292 };
3293 
3294 static const struct mv88e6xxx_ops mv88e6097_ops = {
3295 	/* MV88E6XXX_FAMILY_6097 */
3296 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3297 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3298 	.irl_init_all = mv88e6352_g2_irl_init_all,
3299 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3300 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3301 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3302 	.port_set_link = mv88e6xxx_port_set_link,
3303 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3304 	.port_tag_remap = mv88e6095_port_tag_remap,
3305 	.port_set_policy = mv88e6352_port_set_policy,
3306 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3307 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3308 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3309 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3310 	.port_pause_limit = mv88e6097_port_pause_limit,
3311 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3312 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3313 	.port_get_cmode = mv88e6185_port_get_cmode,
3314 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3315 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3316 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3317 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3318 	.stats_get_strings = mv88e6095_stats_get_strings,
3319 	.stats_get_stats = mv88e6095_stats_get_stats,
3320 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3321 	.set_egress_port = mv88e6095_g1_set_egress_port,
3322 	.watchdog_ops = &mv88e6097_watchdog_ops,
3323 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3324 	.pot_clear = mv88e6xxx_g2_pot_clear,
3325 	.reset = mv88e6352_g1_reset,
3326 	.rmu_disable = mv88e6085_g1_rmu_disable,
3327 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3328 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3329 	.phylink_validate = mv88e6185_phylink_validate,
3330 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3331 };
3332 
3333 static const struct mv88e6xxx_ops mv88e6123_ops = {
3334 	/* MV88E6XXX_FAMILY_6165 */
3335 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3336 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3337 	.irl_init_all = mv88e6352_g2_irl_init_all,
3338 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3339 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3340 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3341 	.port_set_link = mv88e6xxx_port_set_link,
3342 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3343 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3344 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3345 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3346 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3347 	.port_get_cmode = mv88e6185_port_get_cmode,
3348 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3349 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3350 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3351 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3352 	.stats_get_strings = mv88e6095_stats_get_strings,
3353 	.stats_get_stats = mv88e6095_stats_get_stats,
3354 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3355 	.set_egress_port = mv88e6095_g1_set_egress_port,
3356 	.watchdog_ops = &mv88e6097_watchdog_ops,
3357 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3358 	.pot_clear = mv88e6xxx_g2_pot_clear,
3359 	.reset = mv88e6352_g1_reset,
3360 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3361 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3362 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3363 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3364 	.phylink_validate = mv88e6185_phylink_validate,
3365 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3366 };
3367 
3368 static const struct mv88e6xxx_ops mv88e6131_ops = {
3369 	/* MV88E6XXX_FAMILY_6185 */
3370 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3371 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3372 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3373 	.phy_read = mv88e6185_phy_ppu_read,
3374 	.phy_write = mv88e6185_phy_ppu_write,
3375 	.port_set_link = mv88e6xxx_port_set_link,
3376 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3377 	.port_tag_remap = mv88e6095_port_tag_remap,
3378 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3379 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3380 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3381 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3382 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3383 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3384 	.port_pause_limit = mv88e6097_port_pause_limit,
3385 	.port_set_pause = mv88e6185_port_set_pause,
3386 	.port_get_cmode = mv88e6185_port_get_cmode,
3387 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3388 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3389 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3390 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3391 	.stats_get_strings = mv88e6095_stats_get_strings,
3392 	.stats_get_stats = mv88e6095_stats_get_stats,
3393 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3394 	.set_egress_port = mv88e6095_g1_set_egress_port,
3395 	.watchdog_ops = &mv88e6097_watchdog_ops,
3396 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3397 	.ppu_enable = mv88e6185_g1_ppu_enable,
3398 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3399 	.ppu_disable = mv88e6185_g1_ppu_disable,
3400 	.reset = mv88e6185_g1_reset,
3401 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3402 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3403 	.phylink_validate = mv88e6185_phylink_validate,
3404 };
3405 
3406 static const struct mv88e6xxx_ops mv88e6141_ops = {
3407 	/* MV88E6XXX_FAMILY_6341 */
3408 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3409 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3410 	.irl_init_all = mv88e6352_g2_irl_init_all,
3411 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3412 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3413 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3414 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3415 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3416 	.port_set_link = mv88e6xxx_port_set_link,
3417 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3418 	.port_set_speed_duplex = mv88e6341_port_set_speed_duplex,
3419 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
3420 	.port_tag_remap = mv88e6095_port_tag_remap,
3421 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3422 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3423 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3424 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3425 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3426 	.port_pause_limit = mv88e6097_port_pause_limit,
3427 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3428 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3429 	.port_get_cmode = mv88e6352_port_get_cmode,
3430 	.port_set_cmode = mv88e6341_port_set_cmode,
3431 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3432 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3433 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3434 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3435 	.stats_get_strings = mv88e6320_stats_get_strings,
3436 	.stats_get_stats = mv88e6390_stats_get_stats,
3437 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3438 	.set_egress_port = mv88e6390_g1_set_egress_port,
3439 	.watchdog_ops = &mv88e6390_watchdog_ops,
3440 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
3441 	.pot_clear = mv88e6xxx_g2_pot_clear,
3442 	.reset = mv88e6352_g1_reset,
3443 	.rmu_disable = mv88e6390_g1_rmu_disable,
3444 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3445 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3446 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3447 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3448 	.serdes_power = mv88e6390_serdes_power,
3449 	.serdes_get_lane = mv88e6341_serdes_get_lane,
3450 	/* Check status register pause & lpa register */
3451 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
3452 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
3453 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
3454 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
3455 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3456 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3457 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3458 	.gpio_ops = &mv88e6352_gpio_ops,
3459 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
3460 	.serdes_get_strings = mv88e6390_serdes_get_strings,
3461 	.serdes_get_stats = mv88e6390_serdes_get_stats,
3462 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
3463 	.serdes_get_regs = mv88e6390_serdes_get_regs,
3464 	.phylink_validate = mv88e6341_phylink_validate,
3465 };
3466 
3467 static const struct mv88e6xxx_ops mv88e6161_ops = {
3468 	/* MV88E6XXX_FAMILY_6165 */
3469 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3470 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3471 	.irl_init_all = mv88e6352_g2_irl_init_all,
3472 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3473 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3474 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3475 	.port_set_link = mv88e6xxx_port_set_link,
3476 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3477 	.port_tag_remap = mv88e6095_port_tag_remap,
3478 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3479 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3480 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3481 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3482 	.port_pause_limit = mv88e6097_port_pause_limit,
3483 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3484 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3485 	.port_get_cmode = mv88e6185_port_get_cmode,
3486 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3487 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3488 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3489 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3490 	.stats_get_strings = mv88e6095_stats_get_strings,
3491 	.stats_get_stats = mv88e6095_stats_get_stats,
3492 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3493 	.set_egress_port = mv88e6095_g1_set_egress_port,
3494 	.watchdog_ops = &mv88e6097_watchdog_ops,
3495 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3496 	.pot_clear = mv88e6xxx_g2_pot_clear,
3497 	.reset = mv88e6352_g1_reset,
3498 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3499 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3500 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3501 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3502 	.avb_ops = &mv88e6165_avb_ops,
3503 	.ptp_ops = &mv88e6165_ptp_ops,
3504 	.phylink_validate = mv88e6185_phylink_validate,
3505 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3506 };
3507 
3508 static const struct mv88e6xxx_ops mv88e6165_ops = {
3509 	/* MV88E6XXX_FAMILY_6165 */
3510 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3511 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3512 	.irl_init_all = mv88e6352_g2_irl_init_all,
3513 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3514 	.phy_read = mv88e6165_phy_read,
3515 	.phy_write = mv88e6165_phy_write,
3516 	.port_set_link = mv88e6xxx_port_set_link,
3517 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3518 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3519 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3520 	.port_get_cmode = mv88e6185_port_get_cmode,
3521 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3522 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3523 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3524 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3525 	.stats_get_strings = mv88e6095_stats_get_strings,
3526 	.stats_get_stats = mv88e6095_stats_get_stats,
3527 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3528 	.set_egress_port = mv88e6095_g1_set_egress_port,
3529 	.watchdog_ops = &mv88e6097_watchdog_ops,
3530 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3531 	.pot_clear = mv88e6xxx_g2_pot_clear,
3532 	.reset = mv88e6352_g1_reset,
3533 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3534 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3535 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3536 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3537 	.avb_ops = &mv88e6165_avb_ops,
3538 	.ptp_ops = &mv88e6165_ptp_ops,
3539 	.phylink_validate = mv88e6185_phylink_validate,
3540 };
3541 
3542 static const struct mv88e6xxx_ops mv88e6171_ops = {
3543 	/* MV88E6XXX_FAMILY_6351 */
3544 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3545 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3546 	.irl_init_all = mv88e6352_g2_irl_init_all,
3547 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3548 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3549 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3550 	.port_set_link = mv88e6xxx_port_set_link,
3551 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3552 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3553 	.port_tag_remap = mv88e6095_port_tag_remap,
3554 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3555 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3556 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3557 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3558 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3559 	.port_pause_limit = mv88e6097_port_pause_limit,
3560 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3561 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3562 	.port_get_cmode = mv88e6352_port_get_cmode,
3563 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3564 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3565 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3566 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3567 	.stats_get_strings = mv88e6095_stats_get_strings,
3568 	.stats_get_stats = mv88e6095_stats_get_stats,
3569 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3570 	.set_egress_port = mv88e6095_g1_set_egress_port,
3571 	.watchdog_ops = &mv88e6097_watchdog_ops,
3572 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3573 	.pot_clear = mv88e6xxx_g2_pot_clear,
3574 	.reset = mv88e6352_g1_reset,
3575 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3576 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3577 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3578 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3579 	.phylink_validate = mv88e6185_phylink_validate,
3580 };
3581 
3582 static const struct mv88e6xxx_ops mv88e6172_ops = {
3583 	/* MV88E6XXX_FAMILY_6352 */
3584 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3585 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3586 	.irl_init_all = mv88e6352_g2_irl_init_all,
3587 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3588 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3589 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3590 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3591 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3592 	.port_set_link = mv88e6xxx_port_set_link,
3593 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3594 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
3595 	.port_tag_remap = mv88e6095_port_tag_remap,
3596 	.port_set_policy = mv88e6352_port_set_policy,
3597 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3598 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3599 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3600 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3601 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3602 	.port_pause_limit = mv88e6097_port_pause_limit,
3603 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3604 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3605 	.port_get_cmode = mv88e6352_port_get_cmode,
3606 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3607 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3608 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3609 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3610 	.stats_get_strings = mv88e6095_stats_get_strings,
3611 	.stats_get_stats = mv88e6095_stats_get_stats,
3612 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3613 	.set_egress_port = mv88e6095_g1_set_egress_port,
3614 	.watchdog_ops = &mv88e6097_watchdog_ops,
3615 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3616 	.pot_clear = mv88e6xxx_g2_pot_clear,
3617 	.reset = mv88e6352_g1_reset,
3618 	.rmu_disable = mv88e6352_g1_rmu_disable,
3619 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3620 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3621 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3622 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3623 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3624 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
3625 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
3626 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
3627 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
3628 	.serdes_power = mv88e6352_serdes_power,
3629 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
3630 	.serdes_get_regs = mv88e6352_serdes_get_regs,
3631 	.gpio_ops = &mv88e6352_gpio_ops,
3632 	.phylink_validate = mv88e6352_phylink_validate,
3633 };
3634 
3635 static const struct mv88e6xxx_ops mv88e6175_ops = {
3636 	/* MV88E6XXX_FAMILY_6351 */
3637 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3638 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3639 	.irl_init_all = mv88e6352_g2_irl_init_all,
3640 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3641 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3642 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3643 	.port_set_link = mv88e6xxx_port_set_link,
3644 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3645 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3646 	.port_tag_remap = mv88e6095_port_tag_remap,
3647 	.port_set_policy = mv88e6352_port_set_policy,
3648 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3649 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3650 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3651 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3652 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3653 	.port_pause_limit = mv88e6097_port_pause_limit,
3654 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3655 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3656 	.port_get_cmode = mv88e6352_port_get_cmode,
3657 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3658 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3659 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3660 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3661 	.stats_get_strings = mv88e6095_stats_get_strings,
3662 	.stats_get_stats = mv88e6095_stats_get_stats,
3663 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3664 	.set_egress_port = mv88e6095_g1_set_egress_port,
3665 	.watchdog_ops = &mv88e6097_watchdog_ops,
3666 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3667 	.pot_clear = mv88e6xxx_g2_pot_clear,
3668 	.reset = mv88e6352_g1_reset,
3669 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3670 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3671 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3672 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3673 	.phylink_validate = mv88e6185_phylink_validate,
3674 };
3675 
3676 static const struct mv88e6xxx_ops mv88e6176_ops = {
3677 	/* MV88E6XXX_FAMILY_6352 */
3678 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3679 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3680 	.irl_init_all = mv88e6352_g2_irl_init_all,
3681 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3682 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3683 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3684 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3685 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3686 	.port_set_link = mv88e6xxx_port_set_link,
3687 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3688 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
3689 	.port_tag_remap = mv88e6095_port_tag_remap,
3690 	.port_set_policy = mv88e6352_port_set_policy,
3691 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3692 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3693 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3694 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3695 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3696 	.port_pause_limit = mv88e6097_port_pause_limit,
3697 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3698 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3699 	.port_get_cmode = mv88e6352_port_get_cmode,
3700 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3701 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3702 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3703 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3704 	.stats_get_strings = mv88e6095_stats_get_strings,
3705 	.stats_get_stats = mv88e6095_stats_get_stats,
3706 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3707 	.set_egress_port = mv88e6095_g1_set_egress_port,
3708 	.watchdog_ops = &mv88e6097_watchdog_ops,
3709 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3710 	.pot_clear = mv88e6xxx_g2_pot_clear,
3711 	.reset = mv88e6352_g1_reset,
3712 	.rmu_disable = mv88e6352_g1_rmu_disable,
3713 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3714 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3715 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3716 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3717 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3718 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
3719 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
3720 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
3721 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
3722 	.serdes_power = mv88e6352_serdes_power,
3723 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
3724 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
3725 	.serdes_irq_status = mv88e6352_serdes_irq_status,
3726 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
3727 	.serdes_get_regs = mv88e6352_serdes_get_regs,
3728 	.gpio_ops = &mv88e6352_gpio_ops,
3729 	.phylink_validate = mv88e6352_phylink_validate,
3730 };
3731 
3732 static const struct mv88e6xxx_ops mv88e6185_ops = {
3733 	/* MV88E6XXX_FAMILY_6185 */
3734 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3735 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3736 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
3737 	.phy_read = mv88e6185_phy_ppu_read,
3738 	.phy_write = mv88e6185_phy_ppu_write,
3739 	.port_set_link = mv88e6xxx_port_set_link,
3740 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
3741 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
3742 	.port_set_egress_floods = mv88e6185_port_set_egress_floods,
3743 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
3744 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
3745 	.port_set_pause = mv88e6185_port_set_pause,
3746 	.port_get_cmode = mv88e6185_port_get_cmode,
3747 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3748 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
3749 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3750 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3751 	.stats_get_strings = mv88e6095_stats_get_strings,
3752 	.stats_get_stats = mv88e6095_stats_get_stats,
3753 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3754 	.set_egress_port = mv88e6095_g1_set_egress_port,
3755 	.watchdog_ops = &mv88e6097_watchdog_ops,
3756 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
3757 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
3758 	.ppu_enable = mv88e6185_g1_ppu_enable,
3759 	.ppu_disable = mv88e6185_g1_ppu_disable,
3760 	.reset = mv88e6185_g1_reset,
3761 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
3762 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
3763 	.phylink_validate = mv88e6185_phylink_validate,
3764 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
3765 };
3766 
3767 static const struct mv88e6xxx_ops mv88e6190_ops = {
3768 	/* MV88E6XXX_FAMILY_6390 */
3769 	.setup_errata = mv88e6390_setup_errata,
3770 	.irl_init_all = mv88e6390_g2_irl_init_all,
3771 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3772 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3773 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3774 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3775 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3776 	.port_set_link = mv88e6xxx_port_set_link,
3777 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3778 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
3779 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3780 	.port_tag_remap = mv88e6390_port_tag_remap,
3781 	.port_set_policy = mv88e6352_port_set_policy,
3782 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3783 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3784 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3785 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3786 	.port_pause_limit = mv88e6390_port_pause_limit,
3787 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3788 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3789 	.port_get_cmode = mv88e6352_port_get_cmode,
3790 	.port_set_cmode = mv88e6390_port_set_cmode,
3791 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3792 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3793 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3794 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3795 	.stats_get_strings = mv88e6320_stats_get_strings,
3796 	.stats_get_stats = mv88e6390_stats_get_stats,
3797 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3798 	.set_egress_port = mv88e6390_g1_set_egress_port,
3799 	.watchdog_ops = &mv88e6390_watchdog_ops,
3800 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3801 	.pot_clear = mv88e6xxx_g2_pot_clear,
3802 	.reset = mv88e6352_g1_reset,
3803 	.rmu_disable = mv88e6390_g1_rmu_disable,
3804 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3805 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3806 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3807 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3808 	.serdes_power = mv88e6390_serdes_power,
3809 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3810 	/* Check status register pause & lpa register */
3811 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
3812 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
3813 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
3814 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
3815 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3816 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3817 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3818 	.serdes_get_strings = mv88e6390_serdes_get_strings,
3819 	.serdes_get_stats = mv88e6390_serdes_get_stats,
3820 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
3821 	.serdes_get_regs = mv88e6390_serdes_get_regs,
3822 	.gpio_ops = &mv88e6352_gpio_ops,
3823 	.phylink_validate = mv88e6390_phylink_validate,
3824 };
3825 
3826 static const struct mv88e6xxx_ops mv88e6190x_ops = {
3827 	/* MV88E6XXX_FAMILY_6390 */
3828 	.setup_errata = mv88e6390_setup_errata,
3829 	.irl_init_all = mv88e6390_g2_irl_init_all,
3830 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3831 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3832 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3833 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3834 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3835 	.port_set_link = mv88e6xxx_port_set_link,
3836 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3837 	.port_set_speed_duplex = mv88e6390x_port_set_speed_duplex,
3838 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
3839 	.port_tag_remap = mv88e6390_port_tag_remap,
3840 	.port_set_policy = mv88e6352_port_set_policy,
3841 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3842 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3843 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3844 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3845 	.port_pause_limit = mv88e6390_port_pause_limit,
3846 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3847 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3848 	.port_get_cmode = mv88e6352_port_get_cmode,
3849 	.port_set_cmode = mv88e6390x_port_set_cmode,
3850 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3851 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3852 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3853 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3854 	.stats_get_strings = mv88e6320_stats_get_strings,
3855 	.stats_get_stats = mv88e6390_stats_get_stats,
3856 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3857 	.set_egress_port = mv88e6390_g1_set_egress_port,
3858 	.watchdog_ops = &mv88e6390_watchdog_ops,
3859 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3860 	.pot_clear = mv88e6xxx_g2_pot_clear,
3861 	.reset = mv88e6352_g1_reset,
3862 	.rmu_disable = mv88e6390_g1_rmu_disable,
3863 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3864 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3865 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3866 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3867 	.serdes_power = mv88e6390_serdes_power,
3868 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
3869 	/* Check status register pause & lpa register */
3870 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
3871 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
3872 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
3873 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
3874 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3875 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3876 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3877 	.serdes_get_strings = mv88e6390_serdes_get_strings,
3878 	.serdes_get_stats = mv88e6390_serdes_get_stats,
3879 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
3880 	.serdes_get_regs = mv88e6390_serdes_get_regs,
3881 	.gpio_ops = &mv88e6352_gpio_ops,
3882 	.phylink_validate = mv88e6390x_phylink_validate,
3883 };
3884 
3885 static const struct mv88e6xxx_ops mv88e6191_ops = {
3886 	/* MV88E6XXX_FAMILY_6390 */
3887 	.setup_errata = mv88e6390_setup_errata,
3888 	.irl_init_all = mv88e6390_g2_irl_init_all,
3889 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
3890 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
3891 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3892 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3893 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3894 	.port_set_link = mv88e6xxx_port_set_link,
3895 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
3896 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
3897 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
3898 	.port_tag_remap = mv88e6390_port_tag_remap,
3899 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3900 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3901 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3902 	.port_pause_limit = mv88e6390_port_pause_limit,
3903 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3904 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3905 	.port_get_cmode = mv88e6352_port_get_cmode,
3906 	.port_set_cmode = mv88e6390_port_set_cmode,
3907 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3908 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
3909 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
3910 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
3911 	.stats_get_strings = mv88e6320_stats_get_strings,
3912 	.stats_get_stats = mv88e6390_stats_get_stats,
3913 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
3914 	.set_egress_port = mv88e6390_g1_set_egress_port,
3915 	.watchdog_ops = &mv88e6390_watchdog_ops,
3916 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
3917 	.pot_clear = mv88e6xxx_g2_pot_clear,
3918 	.reset = mv88e6352_g1_reset,
3919 	.rmu_disable = mv88e6390_g1_rmu_disable,
3920 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3921 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3922 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
3923 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
3924 	.serdes_power = mv88e6390_serdes_power,
3925 	.serdes_get_lane = mv88e6390_serdes_get_lane,
3926 	/* Check status register pause & lpa register */
3927 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
3928 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
3929 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
3930 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
3931 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
3932 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
3933 	.serdes_irq_status = mv88e6390_serdes_irq_status,
3934 	.serdes_get_strings = mv88e6390_serdes_get_strings,
3935 	.serdes_get_stats = mv88e6390_serdes_get_stats,
3936 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
3937 	.serdes_get_regs = mv88e6390_serdes_get_regs,
3938 	.avb_ops = &mv88e6390_avb_ops,
3939 	.ptp_ops = &mv88e6352_ptp_ops,
3940 	.phylink_validate = mv88e6390_phylink_validate,
3941 };
3942 
3943 static const struct mv88e6xxx_ops mv88e6240_ops = {
3944 	/* MV88E6XXX_FAMILY_6352 */
3945 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
3946 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
3947 	.irl_init_all = mv88e6352_g2_irl_init_all,
3948 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
3949 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
3950 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
3951 	.phy_read = mv88e6xxx_g2_smi_phy_read,
3952 	.phy_write = mv88e6xxx_g2_smi_phy_write,
3953 	.port_set_link = mv88e6xxx_port_set_link,
3954 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
3955 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
3956 	.port_tag_remap = mv88e6095_port_tag_remap,
3957 	.port_set_policy = mv88e6352_port_set_policy,
3958 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
3959 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
3960 	.port_set_ether_type = mv88e6351_port_set_ether_type,
3961 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
3962 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
3963 	.port_pause_limit = mv88e6097_port_pause_limit,
3964 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
3965 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
3966 	.port_get_cmode = mv88e6352_port_get_cmode,
3967 	.port_setup_message_port = mv88e6xxx_setup_message_port,
3968 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
3969 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
3970 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
3971 	.stats_get_strings = mv88e6095_stats_get_strings,
3972 	.stats_get_stats = mv88e6095_stats_get_stats,
3973 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
3974 	.set_egress_port = mv88e6095_g1_set_egress_port,
3975 	.watchdog_ops = &mv88e6097_watchdog_ops,
3976 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
3977 	.pot_clear = mv88e6xxx_g2_pot_clear,
3978 	.reset = mv88e6352_g1_reset,
3979 	.rmu_disable = mv88e6352_g1_rmu_disable,
3980 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
3981 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
3982 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
3983 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
3984 	.serdes_get_lane = mv88e6352_serdes_get_lane,
3985 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
3986 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
3987 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
3988 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
3989 	.serdes_power = mv88e6352_serdes_power,
3990 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
3991 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
3992 	.serdes_irq_status = mv88e6352_serdes_irq_status,
3993 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
3994 	.serdes_get_regs = mv88e6352_serdes_get_regs,
3995 	.gpio_ops = &mv88e6352_gpio_ops,
3996 	.avb_ops = &mv88e6352_avb_ops,
3997 	.ptp_ops = &mv88e6352_ptp_ops,
3998 	.phylink_validate = mv88e6352_phylink_validate,
3999 };
4000 
4001 static const struct mv88e6xxx_ops mv88e6250_ops = {
4002 	/* MV88E6XXX_FAMILY_6250 */
4003 	.ieee_pri_map = mv88e6250_g1_ieee_pri_map,
4004 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4005 	.irl_init_all = mv88e6352_g2_irl_init_all,
4006 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4007 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4008 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4009 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4010 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4011 	.port_set_link = mv88e6xxx_port_set_link,
4012 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4013 	.port_set_speed_duplex = mv88e6250_port_set_speed_duplex,
4014 	.port_tag_remap = mv88e6095_port_tag_remap,
4015 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4016 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4017 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4018 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4019 	.port_pause_limit = mv88e6097_port_pause_limit,
4020 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4021 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4022 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4023 	.stats_get_sset_count = mv88e6250_stats_get_sset_count,
4024 	.stats_get_strings = mv88e6250_stats_get_strings,
4025 	.stats_get_stats = mv88e6250_stats_get_stats,
4026 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4027 	.set_egress_port = mv88e6095_g1_set_egress_port,
4028 	.watchdog_ops = &mv88e6250_watchdog_ops,
4029 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4030 	.pot_clear = mv88e6xxx_g2_pot_clear,
4031 	.reset = mv88e6250_g1_reset,
4032 	.vtu_getnext = mv88e6250_g1_vtu_getnext,
4033 	.vtu_loadpurge = mv88e6250_g1_vtu_loadpurge,
4034 	.avb_ops = &mv88e6352_avb_ops,
4035 	.ptp_ops = &mv88e6250_ptp_ops,
4036 	.phylink_validate = mv88e6065_phylink_validate,
4037 };
4038 
4039 static const struct mv88e6xxx_ops mv88e6290_ops = {
4040 	/* MV88E6XXX_FAMILY_6390 */
4041 	.setup_errata = mv88e6390_setup_errata,
4042 	.irl_init_all = mv88e6390_g2_irl_init_all,
4043 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4044 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4045 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4046 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4047 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4048 	.port_set_link = mv88e6xxx_port_set_link,
4049 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4050 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
4051 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
4052 	.port_tag_remap = mv88e6390_port_tag_remap,
4053 	.port_set_policy = mv88e6352_port_set_policy,
4054 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4055 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4056 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4057 	.port_pause_limit = mv88e6390_port_pause_limit,
4058 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4059 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4060 	.port_get_cmode = mv88e6352_port_get_cmode,
4061 	.port_set_cmode = mv88e6390_port_set_cmode,
4062 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4063 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4064 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4065 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4066 	.stats_get_strings = mv88e6320_stats_get_strings,
4067 	.stats_get_stats = mv88e6390_stats_get_stats,
4068 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4069 	.set_egress_port = mv88e6390_g1_set_egress_port,
4070 	.watchdog_ops = &mv88e6390_watchdog_ops,
4071 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4072 	.pot_clear = mv88e6xxx_g2_pot_clear,
4073 	.reset = mv88e6352_g1_reset,
4074 	.rmu_disable = mv88e6390_g1_rmu_disable,
4075 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4076 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4077 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4078 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4079 	.serdes_power = mv88e6390_serdes_power,
4080 	.serdes_get_lane = mv88e6390_serdes_get_lane,
4081 	/* Check status register pause & lpa register */
4082 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4083 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4084 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4085 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4086 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4087 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4088 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4089 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4090 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4091 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4092 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4093 	.gpio_ops = &mv88e6352_gpio_ops,
4094 	.avb_ops = &mv88e6390_avb_ops,
4095 	.ptp_ops = &mv88e6352_ptp_ops,
4096 	.phylink_validate = mv88e6390_phylink_validate,
4097 };
4098 
4099 static const struct mv88e6xxx_ops mv88e6320_ops = {
4100 	/* MV88E6XXX_FAMILY_6320 */
4101 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4102 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4103 	.irl_init_all = mv88e6352_g2_irl_init_all,
4104 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4105 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4106 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4107 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4108 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4109 	.port_set_link = mv88e6xxx_port_set_link,
4110 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4111 	.port_tag_remap = mv88e6095_port_tag_remap,
4112 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4113 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4114 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4115 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4116 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4117 	.port_pause_limit = mv88e6097_port_pause_limit,
4118 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4119 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4120 	.port_get_cmode = mv88e6352_port_get_cmode,
4121 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4122 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4123 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4124 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4125 	.stats_get_strings = mv88e6320_stats_get_strings,
4126 	.stats_get_stats = mv88e6320_stats_get_stats,
4127 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4128 	.set_egress_port = mv88e6095_g1_set_egress_port,
4129 	.watchdog_ops = &mv88e6390_watchdog_ops,
4130 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4131 	.pot_clear = mv88e6xxx_g2_pot_clear,
4132 	.reset = mv88e6352_g1_reset,
4133 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4134 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4135 	.gpio_ops = &mv88e6352_gpio_ops,
4136 	.avb_ops = &mv88e6352_avb_ops,
4137 	.ptp_ops = &mv88e6352_ptp_ops,
4138 	.phylink_validate = mv88e6185_phylink_validate,
4139 };
4140 
4141 static const struct mv88e6xxx_ops mv88e6321_ops = {
4142 	/* MV88E6XXX_FAMILY_6320 */
4143 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4144 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4145 	.irl_init_all = mv88e6352_g2_irl_init_all,
4146 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4147 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4148 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4149 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4150 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4151 	.port_set_link = mv88e6xxx_port_set_link,
4152 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4153 	.port_tag_remap = mv88e6095_port_tag_remap,
4154 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4155 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4156 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4157 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4158 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4159 	.port_pause_limit = mv88e6097_port_pause_limit,
4160 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4161 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4162 	.port_get_cmode = mv88e6352_port_get_cmode,
4163 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4164 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4165 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4166 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4167 	.stats_get_strings = mv88e6320_stats_get_strings,
4168 	.stats_get_stats = mv88e6320_stats_get_stats,
4169 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4170 	.set_egress_port = mv88e6095_g1_set_egress_port,
4171 	.watchdog_ops = &mv88e6390_watchdog_ops,
4172 	.reset = mv88e6352_g1_reset,
4173 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4174 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4175 	.gpio_ops = &mv88e6352_gpio_ops,
4176 	.avb_ops = &mv88e6352_avb_ops,
4177 	.ptp_ops = &mv88e6352_ptp_ops,
4178 	.phylink_validate = mv88e6185_phylink_validate,
4179 };
4180 
4181 static const struct mv88e6xxx_ops mv88e6341_ops = {
4182 	/* MV88E6XXX_FAMILY_6341 */
4183 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4184 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4185 	.irl_init_all = mv88e6352_g2_irl_init_all,
4186 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4187 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4188 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4189 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4190 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4191 	.port_set_link = mv88e6xxx_port_set_link,
4192 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4193 	.port_set_speed_duplex = mv88e6341_port_set_speed_duplex,
4194 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
4195 	.port_tag_remap = mv88e6095_port_tag_remap,
4196 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4197 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4198 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4199 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4200 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4201 	.port_pause_limit = mv88e6097_port_pause_limit,
4202 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4203 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4204 	.port_get_cmode = mv88e6352_port_get_cmode,
4205 	.port_set_cmode = mv88e6341_port_set_cmode,
4206 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4207 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4208 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4209 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4210 	.stats_get_strings = mv88e6320_stats_get_strings,
4211 	.stats_get_stats = mv88e6390_stats_get_stats,
4212 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4213 	.set_egress_port = mv88e6390_g1_set_egress_port,
4214 	.watchdog_ops = &mv88e6390_watchdog_ops,
4215 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
4216 	.pot_clear = mv88e6xxx_g2_pot_clear,
4217 	.reset = mv88e6352_g1_reset,
4218 	.rmu_disable = mv88e6390_g1_rmu_disable,
4219 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4220 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4221 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4222 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4223 	.serdes_power = mv88e6390_serdes_power,
4224 	.serdes_get_lane = mv88e6341_serdes_get_lane,
4225 	/* Check status register pause & lpa register */
4226 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4227 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4228 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4229 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4230 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4231 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4232 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4233 	.gpio_ops = &mv88e6352_gpio_ops,
4234 	.avb_ops = &mv88e6390_avb_ops,
4235 	.ptp_ops = &mv88e6352_ptp_ops,
4236 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
4237 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4238 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4239 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4240 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4241 	.phylink_validate = mv88e6341_phylink_validate,
4242 };
4243 
4244 static const struct mv88e6xxx_ops mv88e6350_ops = {
4245 	/* MV88E6XXX_FAMILY_6351 */
4246 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4247 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4248 	.irl_init_all = mv88e6352_g2_irl_init_all,
4249 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4250 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4251 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4252 	.port_set_link = mv88e6xxx_port_set_link,
4253 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4254 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4255 	.port_tag_remap = mv88e6095_port_tag_remap,
4256 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4257 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4258 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4259 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4260 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4261 	.port_pause_limit = mv88e6097_port_pause_limit,
4262 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4263 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4264 	.port_get_cmode = mv88e6352_port_get_cmode,
4265 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4266 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4267 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4268 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4269 	.stats_get_strings = mv88e6095_stats_get_strings,
4270 	.stats_get_stats = mv88e6095_stats_get_stats,
4271 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4272 	.set_egress_port = mv88e6095_g1_set_egress_port,
4273 	.watchdog_ops = &mv88e6097_watchdog_ops,
4274 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4275 	.pot_clear = mv88e6xxx_g2_pot_clear,
4276 	.reset = mv88e6352_g1_reset,
4277 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4278 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4279 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4280 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4281 	.phylink_validate = mv88e6185_phylink_validate,
4282 };
4283 
4284 static const struct mv88e6xxx_ops mv88e6351_ops = {
4285 	/* MV88E6XXX_FAMILY_6351 */
4286 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4287 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4288 	.irl_init_all = mv88e6352_g2_irl_init_all,
4289 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4290 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4291 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4292 	.port_set_link = mv88e6xxx_port_set_link,
4293 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4294 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4295 	.port_tag_remap = mv88e6095_port_tag_remap,
4296 	.port_set_policy = mv88e6352_port_set_policy,
4297 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4298 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4299 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4300 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4301 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4302 	.port_pause_limit = mv88e6097_port_pause_limit,
4303 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4304 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4305 	.port_get_cmode = mv88e6352_port_get_cmode,
4306 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4307 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4308 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4309 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4310 	.stats_get_strings = mv88e6095_stats_get_strings,
4311 	.stats_get_stats = mv88e6095_stats_get_stats,
4312 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4313 	.set_egress_port = mv88e6095_g1_set_egress_port,
4314 	.watchdog_ops = &mv88e6097_watchdog_ops,
4315 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4316 	.pot_clear = mv88e6xxx_g2_pot_clear,
4317 	.reset = mv88e6352_g1_reset,
4318 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4319 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4320 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4321 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4322 	.avb_ops = &mv88e6352_avb_ops,
4323 	.ptp_ops = &mv88e6352_ptp_ops,
4324 	.phylink_validate = mv88e6185_phylink_validate,
4325 };
4326 
4327 static const struct mv88e6xxx_ops mv88e6352_ops = {
4328 	/* MV88E6XXX_FAMILY_6352 */
4329 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4330 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4331 	.irl_init_all = mv88e6352_g2_irl_init_all,
4332 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4333 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4334 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4335 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4336 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4337 	.port_set_link = mv88e6xxx_port_set_link,
4338 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4339 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
4340 	.port_tag_remap = mv88e6095_port_tag_remap,
4341 	.port_set_policy = mv88e6352_port_set_policy,
4342 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4343 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4344 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4345 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4346 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4347 	.port_pause_limit = mv88e6097_port_pause_limit,
4348 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4349 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4350 	.port_get_cmode = mv88e6352_port_get_cmode,
4351 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4352 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4353 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4354 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4355 	.stats_get_strings = mv88e6095_stats_get_strings,
4356 	.stats_get_stats = mv88e6095_stats_get_stats,
4357 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4358 	.set_egress_port = mv88e6095_g1_set_egress_port,
4359 	.watchdog_ops = &mv88e6097_watchdog_ops,
4360 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4361 	.pot_clear = mv88e6xxx_g2_pot_clear,
4362 	.reset = mv88e6352_g1_reset,
4363 	.rmu_disable = mv88e6352_g1_rmu_disable,
4364 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4365 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4366 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4367 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4368 	.serdes_get_lane = mv88e6352_serdes_get_lane,
4369 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
4370 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
4371 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
4372 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
4373 	.serdes_power = mv88e6352_serdes_power,
4374 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
4375 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
4376 	.serdes_irq_status = mv88e6352_serdes_irq_status,
4377 	.gpio_ops = &mv88e6352_gpio_ops,
4378 	.avb_ops = &mv88e6352_avb_ops,
4379 	.ptp_ops = &mv88e6352_ptp_ops,
4380 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
4381 	.serdes_get_strings = mv88e6352_serdes_get_strings,
4382 	.serdes_get_stats = mv88e6352_serdes_get_stats,
4383 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
4384 	.serdes_get_regs = mv88e6352_serdes_get_regs,
4385 	.phylink_validate = mv88e6352_phylink_validate,
4386 };
4387 
4388 static const struct mv88e6xxx_ops mv88e6390_ops = {
4389 	/* MV88E6XXX_FAMILY_6390 */
4390 	.setup_errata = mv88e6390_setup_errata,
4391 	.irl_init_all = mv88e6390_g2_irl_init_all,
4392 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4393 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4394 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4395 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4396 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4397 	.port_set_link = mv88e6xxx_port_set_link,
4398 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4399 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
4400 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
4401 	.port_tag_remap = mv88e6390_port_tag_remap,
4402 	.port_set_policy = mv88e6352_port_set_policy,
4403 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4404 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4405 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4406 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4407 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4408 	.port_pause_limit = mv88e6390_port_pause_limit,
4409 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4410 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4411 	.port_get_cmode = mv88e6352_port_get_cmode,
4412 	.port_set_cmode = mv88e6390_port_set_cmode,
4413 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4414 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4415 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4416 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4417 	.stats_get_strings = mv88e6320_stats_get_strings,
4418 	.stats_get_stats = mv88e6390_stats_get_stats,
4419 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4420 	.set_egress_port = mv88e6390_g1_set_egress_port,
4421 	.watchdog_ops = &mv88e6390_watchdog_ops,
4422 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4423 	.pot_clear = mv88e6xxx_g2_pot_clear,
4424 	.reset = mv88e6352_g1_reset,
4425 	.rmu_disable = mv88e6390_g1_rmu_disable,
4426 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4427 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4428 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4429 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4430 	.serdes_power = mv88e6390_serdes_power,
4431 	.serdes_get_lane = mv88e6390_serdes_get_lane,
4432 	/* Check status register pause & lpa register */
4433 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4434 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4435 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4436 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4437 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4438 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4439 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4440 	.gpio_ops = &mv88e6352_gpio_ops,
4441 	.avb_ops = &mv88e6390_avb_ops,
4442 	.ptp_ops = &mv88e6352_ptp_ops,
4443 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
4444 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4445 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4446 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4447 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4448 	.phylink_validate = mv88e6390_phylink_validate,
4449 };
4450 
4451 static const struct mv88e6xxx_ops mv88e6390x_ops = {
4452 	/* MV88E6XXX_FAMILY_6390 */
4453 	.setup_errata = mv88e6390_setup_errata,
4454 	.irl_init_all = mv88e6390_g2_irl_init_all,
4455 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4456 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4457 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4458 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4459 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4460 	.port_set_link = mv88e6xxx_port_set_link,
4461 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4462 	.port_set_speed_duplex = mv88e6390x_port_set_speed_duplex,
4463 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
4464 	.port_tag_remap = mv88e6390_port_tag_remap,
4465 	.port_set_policy = mv88e6352_port_set_policy,
4466 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4467 	.port_set_egress_floods = mv88e6352_port_set_egress_floods,
4468 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4469 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4470 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4471 	.port_pause_limit = mv88e6390_port_pause_limit,
4472 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4473 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4474 	.port_get_cmode = mv88e6352_port_get_cmode,
4475 	.port_set_cmode = mv88e6390x_port_set_cmode,
4476 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4477 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4478 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4479 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4480 	.stats_get_strings = mv88e6320_stats_get_strings,
4481 	.stats_get_stats = mv88e6390_stats_get_stats,
4482 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4483 	.set_egress_port = mv88e6390_g1_set_egress_port,
4484 	.watchdog_ops = &mv88e6390_watchdog_ops,
4485 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4486 	.pot_clear = mv88e6xxx_g2_pot_clear,
4487 	.reset = mv88e6352_g1_reset,
4488 	.rmu_disable = mv88e6390_g1_rmu_disable,
4489 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4490 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4491 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4492 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4493 	.serdes_power = mv88e6390_serdes_power,
4494 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
4495 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4496 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4497 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4498 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4499 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4500 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4501 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4502 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
4503 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4504 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4505 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4506 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4507 	.gpio_ops = &mv88e6352_gpio_ops,
4508 	.avb_ops = &mv88e6390_avb_ops,
4509 	.ptp_ops = &mv88e6352_ptp_ops,
4510 	.phylink_validate = mv88e6390x_phylink_validate,
4511 };
4512 
4513 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
4514 	[MV88E6085] = {
4515 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
4516 		.family = MV88E6XXX_FAMILY_6097,
4517 		.name = "Marvell 88E6085",
4518 		.num_databases = 4096,
4519 		.num_macs = 8192,
4520 		.num_ports = 10,
4521 		.num_internal_phys = 5,
4522 		.max_vid = 4095,
4523 		.port_base_addr = 0x10,
4524 		.phy_base_addr = 0x0,
4525 		.global1_addr = 0x1b,
4526 		.global2_addr = 0x1c,
4527 		.age_time_coeff = 15000,
4528 		.g1_irqs = 8,
4529 		.g2_irqs = 10,
4530 		.atu_move_port_mask = 0xf,
4531 		.pvt = true,
4532 		.multi_chip = true,
4533 		.tag_protocol = DSA_TAG_PROTO_DSA,
4534 		.ops = &mv88e6085_ops,
4535 	},
4536 
4537 	[MV88E6095] = {
4538 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
4539 		.family = MV88E6XXX_FAMILY_6095,
4540 		.name = "Marvell 88E6095/88E6095F",
4541 		.num_databases = 256,
4542 		.num_macs = 8192,
4543 		.num_ports = 11,
4544 		.num_internal_phys = 0,
4545 		.max_vid = 4095,
4546 		.port_base_addr = 0x10,
4547 		.phy_base_addr = 0x0,
4548 		.global1_addr = 0x1b,
4549 		.global2_addr = 0x1c,
4550 		.age_time_coeff = 15000,
4551 		.g1_irqs = 8,
4552 		.atu_move_port_mask = 0xf,
4553 		.multi_chip = true,
4554 		.tag_protocol = DSA_TAG_PROTO_DSA,
4555 		.ops = &mv88e6095_ops,
4556 	},
4557 
4558 	[MV88E6097] = {
4559 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
4560 		.family = MV88E6XXX_FAMILY_6097,
4561 		.name = "Marvell 88E6097/88E6097F",
4562 		.num_databases = 4096,
4563 		.num_macs = 8192,
4564 		.num_ports = 11,
4565 		.num_internal_phys = 8,
4566 		.max_vid = 4095,
4567 		.port_base_addr = 0x10,
4568 		.phy_base_addr = 0x0,
4569 		.global1_addr = 0x1b,
4570 		.global2_addr = 0x1c,
4571 		.age_time_coeff = 15000,
4572 		.g1_irqs = 8,
4573 		.g2_irqs = 10,
4574 		.atu_move_port_mask = 0xf,
4575 		.pvt = true,
4576 		.multi_chip = true,
4577 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4578 		.ops = &mv88e6097_ops,
4579 	},
4580 
4581 	[MV88E6123] = {
4582 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
4583 		.family = MV88E6XXX_FAMILY_6165,
4584 		.name = "Marvell 88E6123",
4585 		.num_databases = 4096,
4586 		.num_macs = 1024,
4587 		.num_ports = 3,
4588 		.num_internal_phys = 5,
4589 		.max_vid = 4095,
4590 		.port_base_addr = 0x10,
4591 		.phy_base_addr = 0x0,
4592 		.global1_addr = 0x1b,
4593 		.global2_addr = 0x1c,
4594 		.age_time_coeff = 15000,
4595 		.g1_irqs = 9,
4596 		.g2_irqs = 10,
4597 		.atu_move_port_mask = 0xf,
4598 		.pvt = true,
4599 		.multi_chip = true,
4600 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4601 		.ops = &mv88e6123_ops,
4602 	},
4603 
4604 	[MV88E6131] = {
4605 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
4606 		.family = MV88E6XXX_FAMILY_6185,
4607 		.name = "Marvell 88E6131",
4608 		.num_databases = 256,
4609 		.num_macs = 8192,
4610 		.num_ports = 8,
4611 		.num_internal_phys = 0,
4612 		.max_vid = 4095,
4613 		.port_base_addr = 0x10,
4614 		.phy_base_addr = 0x0,
4615 		.global1_addr = 0x1b,
4616 		.global2_addr = 0x1c,
4617 		.age_time_coeff = 15000,
4618 		.g1_irqs = 9,
4619 		.atu_move_port_mask = 0xf,
4620 		.multi_chip = true,
4621 		.tag_protocol = DSA_TAG_PROTO_DSA,
4622 		.ops = &mv88e6131_ops,
4623 	},
4624 
4625 	[MV88E6141] = {
4626 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
4627 		.family = MV88E6XXX_FAMILY_6341,
4628 		.name = "Marvell 88E6141",
4629 		.num_databases = 4096,
4630 		.num_macs = 2048,
4631 		.num_ports = 6,
4632 		.num_internal_phys = 5,
4633 		.num_gpio = 11,
4634 		.max_vid = 4095,
4635 		.port_base_addr = 0x10,
4636 		.phy_base_addr = 0x10,
4637 		.global1_addr = 0x1b,
4638 		.global2_addr = 0x1c,
4639 		.age_time_coeff = 3750,
4640 		.atu_move_port_mask = 0x1f,
4641 		.g1_irqs = 9,
4642 		.g2_irqs = 10,
4643 		.pvt = true,
4644 		.multi_chip = true,
4645 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4646 		.ops = &mv88e6141_ops,
4647 	},
4648 
4649 	[MV88E6161] = {
4650 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
4651 		.family = MV88E6XXX_FAMILY_6165,
4652 		.name = "Marvell 88E6161",
4653 		.num_databases = 4096,
4654 		.num_macs = 1024,
4655 		.num_ports = 6,
4656 		.num_internal_phys = 5,
4657 		.max_vid = 4095,
4658 		.port_base_addr = 0x10,
4659 		.phy_base_addr = 0x0,
4660 		.global1_addr = 0x1b,
4661 		.global2_addr = 0x1c,
4662 		.age_time_coeff = 15000,
4663 		.g1_irqs = 9,
4664 		.g2_irqs = 10,
4665 		.atu_move_port_mask = 0xf,
4666 		.pvt = true,
4667 		.multi_chip = true,
4668 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4669 		.ptp_support = true,
4670 		.ops = &mv88e6161_ops,
4671 	},
4672 
4673 	[MV88E6165] = {
4674 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
4675 		.family = MV88E6XXX_FAMILY_6165,
4676 		.name = "Marvell 88E6165",
4677 		.num_databases = 4096,
4678 		.num_macs = 8192,
4679 		.num_ports = 6,
4680 		.num_internal_phys = 0,
4681 		.max_vid = 4095,
4682 		.port_base_addr = 0x10,
4683 		.phy_base_addr = 0x0,
4684 		.global1_addr = 0x1b,
4685 		.global2_addr = 0x1c,
4686 		.age_time_coeff = 15000,
4687 		.g1_irqs = 9,
4688 		.g2_irqs = 10,
4689 		.atu_move_port_mask = 0xf,
4690 		.pvt = true,
4691 		.multi_chip = true,
4692 		.tag_protocol = DSA_TAG_PROTO_DSA,
4693 		.ptp_support = true,
4694 		.ops = &mv88e6165_ops,
4695 	},
4696 
4697 	[MV88E6171] = {
4698 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
4699 		.family = MV88E6XXX_FAMILY_6351,
4700 		.name = "Marvell 88E6171",
4701 		.num_databases = 4096,
4702 		.num_macs = 8192,
4703 		.num_ports = 7,
4704 		.num_internal_phys = 5,
4705 		.max_vid = 4095,
4706 		.port_base_addr = 0x10,
4707 		.phy_base_addr = 0x0,
4708 		.global1_addr = 0x1b,
4709 		.global2_addr = 0x1c,
4710 		.age_time_coeff = 15000,
4711 		.g1_irqs = 9,
4712 		.g2_irqs = 10,
4713 		.atu_move_port_mask = 0xf,
4714 		.pvt = true,
4715 		.multi_chip = true,
4716 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4717 		.ops = &mv88e6171_ops,
4718 	},
4719 
4720 	[MV88E6172] = {
4721 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
4722 		.family = MV88E6XXX_FAMILY_6352,
4723 		.name = "Marvell 88E6172",
4724 		.num_databases = 4096,
4725 		.num_macs = 8192,
4726 		.num_ports = 7,
4727 		.num_internal_phys = 5,
4728 		.num_gpio = 15,
4729 		.max_vid = 4095,
4730 		.port_base_addr = 0x10,
4731 		.phy_base_addr = 0x0,
4732 		.global1_addr = 0x1b,
4733 		.global2_addr = 0x1c,
4734 		.age_time_coeff = 15000,
4735 		.g1_irqs = 9,
4736 		.g2_irqs = 10,
4737 		.atu_move_port_mask = 0xf,
4738 		.pvt = true,
4739 		.multi_chip = true,
4740 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4741 		.ops = &mv88e6172_ops,
4742 	},
4743 
4744 	[MV88E6175] = {
4745 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
4746 		.family = MV88E6XXX_FAMILY_6351,
4747 		.name = "Marvell 88E6175",
4748 		.num_databases = 4096,
4749 		.num_macs = 8192,
4750 		.num_ports = 7,
4751 		.num_internal_phys = 5,
4752 		.max_vid = 4095,
4753 		.port_base_addr = 0x10,
4754 		.phy_base_addr = 0x0,
4755 		.global1_addr = 0x1b,
4756 		.global2_addr = 0x1c,
4757 		.age_time_coeff = 15000,
4758 		.g1_irqs = 9,
4759 		.g2_irqs = 10,
4760 		.atu_move_port_mask = 0xf,
4761 		.pvt = true,
4762 		.multi_chip = true,
4763 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4764 		.ops = &mv88e6175_ops,
4765 	},
4766 
4767 	[MV88E6176] = {
4768 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
4769 		.family = MV88E6XXX_FAMILY_6352,
4770 		.name = "Marvell 88E6176",
4771 		.num_databases = 4096,
4772 		.num_macs = 8192,
4773 		.num_ports = 7,
4774 		.num_internal_phys = 5,
4775 		.num_gpio = 15,
4776 		.max_vid = 4095,
4777 		.port_base_addr = 0x10,
4778 		.phy_base_addr = 0x0,
4779 		.global1_addr = 0x1b,
4780 		.global2_addr = 0x1c,
4781 		.age_time_coeff = 15000,
4782 		.g1_irqs = 9,
4783 		.g2_irqs = 10,
4784 		.atu_move_port_mask = 0xf,
4785 		.pvt = true,
4786 		.multi_chip = true,
4787 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4788 		.ops = &mv88e6176_ops,
4789 	},
4790 
4791 	[MV88E6185] = {
4792 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
4793 		.family = MV88E6XXX_FAMILY_6185,
4794 		.name = "Marvell 88E6185",
4795 		.num_databases = 256,
4796 		.num_macs = 8192,
4797 		.num_ports = 10,
4798 		.num_internal_phys = 0,
4799 		.max_vid = 4095,
4800 		.port_base_addr = 0x10,
4801 		.phy_base_addr = 0x0,
4802 		.global1_addr = 0x1b,
4803 		.global2_addr = 0x1c,
4804 		.age_time_coeff = 15000,
4805 		.g1_irqs = 8,
4806 		.atu_move_port_mask = 0xf,
4807 		.multi_chip = true,
4808 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4809 		.ops = &mv88e6185_ops,
4810 	},
4811 
4812 	[MV88E6190] = {
4813 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
4814 		.family = MV88E6XXX_FAMILY_6390,
4815 		.name = "Marvell 88E6190",
4816 		.num_databases = 4096,
4817 		.num_macs = 16384,
4818 		.num_ports = 11,	/* 10 + Z80 */
4819 		.num_internal_phys = 9,
4820 		.num_gpio = 16,
4821 		.max_vid = 8191,
4822 		.port_base_addr = 0x0,
4823 		.phy_base_addr = 0x0,
4824 		.global1_addr = 0x1b,
4825 		.global2_addr = 0x1c,
4826 		.tag_protocol = DSA_TAG_PROTO_DSA,
4827 		.age_time_coeff = 3750,
4828 		.g1_irqs = 9,
4829 		.g2_irqs = 14,
4830 		.pvt = true,
4831 		.multi_chip = true,
4832 		.atu_move_port_mask = 0x1f,
4833 		.ops = &mv88e6190_ops,
4834 	},
4835 
4836 	[MV88E6190X] = {
4837 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
4838 		.family = MV88E6XXX_FAMILY_6390,
4839 		.name = "Marvell 88E6190X",
4840 		.num_databases = 4096,
4841 		.num_macs = 16384,
4842 		.num_ports = 11,	/* 10 + Z80 */
4843 		.num_internal_phys = 9,
4844 		.num_gpio = 16,
4845 		.max_vid = 8191,
4846 		.port_base_addr = 0x0,
4847 		.phy_base_addr = 0x0,
4848 		.global1_addr = 0x1b,
4849 		.global2_addr = 0x1c,
4850 		.age_time_coeff = 3750,
4851 		.g1_irqs = 9,
4852 		.g2_irqs = 14,
4853 		.atu_move_port_mask = 0x1f,
4854 		.pvt = true,
4855 		.multi_chip = true,
4856 		.tag_protocol = DSA_TAG_PROTO_DSA,
4857 		.ops = &mv88e6190x_ops,
4858 	},
4859 
4860 	[MV88E6191] = {
4861 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
4862 		.family = MV88E6XXX_FAMILY_6390,
4863 		.name = "Marvell 88E6191",
4864 		.num_databases = 4096,
4865 		.num_macs = 16384,
4866 		.num_ports = 11,	/* 10 + Z80 */
4867 		.num_internal_phys = 9,
4868 		.max_vid = 8191,
4869 		.port_base_addr = 0x0,
4870 		.phy_base_addr = 0x0,
4871 		.global1_addr = 0x1b,
4872 		.global2_addr = 0x1c,
4873 		.age_time_coeff = 3750,
4874 		.g1_irqs = 9,
4875 		.g2_irqs = 14,
4876 		.atu_move_port_mask = 0x1f,
4877 		.pvt = true,
4878 		.multi_chip = true,
4879 		.tag_protocol = DSA_TAG_PROTO_DSA,
4880 		.ptp_support = true,
4881 		.ops = &mv88e6191_ops,
4882 	},
4883 
4884 	[MV88E6220] = {
4885 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6220,
4886 		.family = MV88E6XXX_FAMILY_6250,
4887 		.name = "Marvell 88E6220",
4888 		.num_databases = 64,
4889 
4890 		/* Ports 2-4 are not routed to pins
4891 		 * => usable ports 0, 1, 5, 6
4892 		 */
4893 		.num_ports = 7,
4894 		.num_internal_phys = 2,
4895 		.invalid_port_mask = BIT(2) | BIT(3) | BIT(4),
4896 		.max_vid = 4095,
4897 		.port_base_addr = 0x08,
4898 		.phy_base_addr = 0x00,
4899 		.global1_addr = 0x0f,
4900 		.global2_addr = 0x07,
4901 		.age_time_coeff = 15000,
4902 		.g1_irqs = 9,
4903 		.g2_irqs = 10,
4904 		.atu_move_port_mask = 0xf,
4905 		.dual_chip = true,
4906 		.tag_protocol = DSA_TAG_PROTO_DSA,
4907 		.ptp_support = true,
4908 		.ops = &mv88e6250_ops,
4909 	},
4910 
4911 	[MV88E6240] = {
4912 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
4913 		.family = MV88E6XXX_FAMILY_6352,
4914 		.name = "Marvell 88E6240",
4915 		.num_databases = 4096,
4916 		.num_macs = 8192,
4917 		.num_ports = 7,
4918 		.num_internal_phys = 5,
4919 		.num_gpio = 15,
4920 		.max_vid = 4095,
4921 		.port_base_addr = 0x10,
4922 		.phy_base_addr = 0x0,
4923 		.global1_addr = 0x1b,
4924 		.global2_addr = 0x1c,
4925 		.age_time_coeff = 15000,
4926 		.g1_irqs = 9,
4927 		.g2_irqs = 10,
4928 		.atu_move_port_mask = 0xf,
4929 		.pvt = true,
4930 		.multi_chip = true,
4931 		.tag_protocol = DSA_TAG_PROTO_EDSA,
4932 		.ptp_support = true,
4933 		.ops = &mv88e6240_ops,
4934 	},
4935 
4936 	[MV88E6250] = {
4937 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6250,
4938 		.family = MV88E6XXX_FAMILY_6250,
4939 		.name = "Marvell 88E6250",
4940 		.num_databases = 64,
4941 		.num_ports = 7,
4942 		.num_internal_phys = 5,
4943 		.max_vid = 4095,
4944 		.port_base_addr = 0x08,
4945 		.phy_base_addr = 0x00,
4946 		.global1_addr = 0x0f,
4947 		.global2_addr = 0x07,
4948 		.age_time_coeff = 15000,
4949 		.g1_irqs = 9,
4950 		.g2_irqs = 10,
4951 		.atu_move_port_mask = 0xf,
4952 		.dual_chip = true,
4953 		.tag_protocol = DSA_TAG_PROTO_DSA,
4954 		.ptp_support = true,
4955 		.ops = &mv88e6250_ops,
4956 	},
4957 
4958 	[MV88E6290] = {
4959 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
4960 		.family = MV88E6XXX_FAMILY_6390,
4961 		.name = "Marvell 88E6290",
4962 		.num_databases = 4096,
4963 		.num_ports = 11,	/* 10 + Z80 */
4964 		.num_internal_phys = 9,
4965 		.num_gpio = 16,
4966 		.max_vid = 8191,
4967 		.port_base_addr = 0x0,
4968 		.phy_base_addr = 0x0,
4969 		.global1_addr = 0x1b,
4970 		.global2_addr = 0x1c,
4971 		.age_time_coeff = 3750,
4972 		.g1_irqs = 9,
4973 		.g2_irqs = 14,
4974 		.atu_move_port_mask = 0x1f,
4975 		.pvt = true,
4976 		.multi_chip = true,
4977 		.tag_protocol = DSA_TAG_PROTO_DSA,
4978 		.ptp_support = true,
4979 		.ops = &mv88e6290_ops,
4980 	},
4981 
4982 	[MV88E6320] = {
4983 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
4984 		.family = MV88E6XXX_FAMILY_6320,
4985 		.name = "Marvell 88E6320",
4986 		.num_databases = 4096,
4987 		.num_macs = 8192,
4988 		.num_ports = 7,
4989 		.num_internal_phys = 5,
4990 		.num_gpio = 15,
4991 		.max_vid = 4095,
4992 		.port_base_addr = 0x10,
4993 		.phy_base_addr = 0x0,
4994 		.global1_addr = 0x1b,
4995 		.global2_addr = 0x1c,
4996 		.age_time_coeff = 15000,
4997 		.g1_irqs = 8,
4998 		.g2_irqs = 10,
4999 		.atu_move_port_mask = 0xf,
5000 		.pvt = true,
5001 		.multi_chip = true,
5002 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5003 		.ptp_support = true,
5004 		.ops = &mv88e6320_ops,
5005 	},
5006 
5007 	[MV88E6321] = {
5008 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
5009 		.family = MV88E6XXX_FAMILY_6320,
5010 		.name = "Marvell 88E6321",
5011 		.num_databases = 4096,
5012 		.num_macs = 8192,
5013 		.num_ports = 7,
5014 		.num_internal_phys = 5,
5015 		.num_gpio = 15,
5016 		.max_vid = 4095,
5017 		.port_base_addr = 0x10,
5018 		.phy_base_addr = 0x0,
5019 		.global1_addr = 0x1b,
5020 		.global2_addr = 0x1c,
5021 		.age_time_coeff = 15000,
5022 		.g1_irqs = 8,
5023 		.g2_irqs = 10,
5024 		.atu_move_port_mask = 0xf,
5025 		.multi_chip = true,
5026 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5027 		.ptp_support = true,
5028 		.ops = &mv88e6321_ops,
5029 	},
5030 
5031 	[MV88E6341] = {
5032 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
5033 		.family = MV88E6XXX_FAMILY_6341,
5034 		.name = "Marvell 88E6341",
5035 		.num_databases = 4096,
5036 		.num_macs = 2048,
5037 		.num_internal_phys = 5,
5038 		.num_ports = 6,
5039 		.num_gpio = 11,
5040 		.max_vid = 4095,
5041 		.port_base_addr = 0x10,
5042 		.phy_base_addr = 0x10,
5043 		.global1_addr = 0x1b,
5044 		.global2_addr = 0x1c,
5045 		.age_time_coeff = 3750,
5046 		.atu_move_port_mask = 0x1f,
5047 		.g1_irqs = 9,
5048 		.g2_irqs = 10,
5049 		.pvt = true,
5050 		.multi_chip = true,
5051 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5052 		.ptp_support = true,
5053 		.ops = &mv88e6341_ops,
5054 	},
5055 
5056 	[MV88E6350] = {
5057 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
5058 		.family = MV88E6XXX_FAMILY_6351,
5059 		.name = "Marvell 88E6350",
5060 		.num_databases = 4096,
5061 		.num_macs = 8192,
5062 		.num_ports = 7,
5063 		.num_internal_phys = 5,
5064 		.max_vid = 4095,
5065 		.port_base_addr = 0x10,
5066 		.phy_base_addr = 0x0,
5067 		.global1_addr = 0x1b,
5068 		.global2_addr = 0x1c,
5069 		.age_time_coeff = 15000,
5070 		.g1_irqs = 9,
5071 		.g2_irqs = 10,
5072 		.atu_move_port_mask = 0xf,
5073 		.pvt = true,
5074 		.multi_chip = true,
5075 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5076 		.ops = &mv88e6350_ops,
5077 	},
5078 
5079 	[MV88E6351] = {
5080 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
5081 		.family = MV88E6XXX_FAMILY_6351,
5082 		.name = "Marvell 88E6351",
5083 		.num_databases = 4096,
5084 		.num_macs = 8192,
5085 		.num_ports = 7,
5086 		.num_internal_phys = 5,
5087 		.max_vid = 4095,
5088 		.port_base_addr = 0x10,
5089 		.phy_base_addr = 0x0,
5090 		.global1_addr = 0x1b,
5091 		.global2_addr = 0x1c,
5092 		.age_time_coeff = 15000,
5093 		.g1_irqs = 9,
5094 		.g2_irqs = 10,
5095 		.atu_move_port_mask = 0xf,
5096 		.pvt = true,
5097 		.multi_chip = true,
5098 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5099 		.ops = &mv88e6351_ops,
5100 	},
5101 
5102 	[MV88E6352] = {
5103 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
5104 		.family = MV88E6XXX_FAMILY_6352,
5105 		.name = "Marvell 88E6352",
5106 		.num_databases = 4096,
5107 		.num_macs = 8192,
5108 		.num_ports = 7,
5109 		.num_internal_phys = 5,
5110 		.num_gpio = 15,
5111 		.max_vid = 4095,
5112 		.port_base_addr = 0x10,
5113 		.phy_base_addr = 0x0,
5114 		.global1_addr = 0x1b,
5115 		.global2_addr = 0x1c,
5116 		.age_time_coeff = 15000,
5117 		.g1_irqs = 9,
5118 		.g2_irqs = 10,
5119 		.atu_move_port_mask = 0xf,
5120 		.pvt = true,
5121 		.multi_chip = true,
5122 		.tag_protocol = DSA_TAG_PROTO_EDSA,
5123 		.ptp_support = true,
5124 		.ops = &mv88e6352_ops,
5125 	},
5126 	[MV88E6390] = {
5127 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
5128 		.family = MV88E6XXX_FAMILY_6390,
5129 		.name = "Marvell 88E6390",
5130 		.num_databases = 4096,
5131 		.num_macs = 16384,
5132 		.num_ports = 11,	/* 10 + Z80 */
5133 		.num_internal_phys = 9,
5134 		.num_gpio = 16,
5135 		.max_vid = 8191,
5136 		.port_base_addr = 0x0,
5137 		.phy_base_addr = 0x0,
5138 		.global1_addr = 0x1b,
5139 		.global2_addr = 0x1c,
5140 		.age_time_coeff = 3750,
5141 		.g1_irqs = 9,
5142 		.g2_irqs = 14,
5143 		.atu_move_port_mask = 0x1f,
5144 		.pvt = true,
5145 		.multi_chip = true,
5146 		.tag_protocol = DSA_TAG_PROTO_DSA,
5147 		.ptp_support = true,
5148 		.ops = &mv88e6390_ops,
5149 	},
5150 	[MV88E6390X] = {
5151 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
5152 		.family = MV88E6XXX_FAMILY_6390,
5153 		.name = "Marvell 88E6390X",
5154 		.num_databases = 4096,
5155 		.num_macs = 16384,
5156 		.num_ports = 11,	/* 10 + Z80 */
5157 		.num_internal_phys = 9,
5158 		.num_gpio = 16,
5159 		.max_vid = 8191,
5160 		.port_base_addr = 0x0,
5161 		.phy_base_addr = 0x0,
5162 		.global1_addr = 0x1b,
5163 		.global2_addr = 0x1c,
5164 		.age_time_coeff = 3750,
5165 		.g1_irqs = 9,
5166 		.g2_irqs = 14,
5167 		.atu_move_port_mask = 0x1f,
5168 		.pvt = true,
5169 		.multi_chip = true,
5170 		.tag_protocol = DSA_TAG_PROTO_DSA,
5171 		.ptp_support = true,
5172 		.ops = &mv88e6390x_ops,
5173 	},
5174 };
5175 
mv88e6xxx_lookup_info(unsigned int prod_num)5176 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
5177 {
5178 	int i;
5179 
5180 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
5181 		if (mv88e6xxx_table[i].prod_num == prod_num)
5182 			return &mv88e6xxx_table[i];
5183 
5184 	return NULL;
5185 }
5186 
mv88e6xxx_detect(struct mv88e6xxx_chip * chip)5187 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
5188 {
5189 	const struct mv88e6xxx_info *info;
5190 	unsigned int prod_num, rev;
5191 	u16 id;
5192 	int err;
5193 
5194 	mv88e6xxx_reg_lock(chip);
5195 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
5196 	mv88e6xxx_reg_unlock(chip);
5197 	if (err)
5198 		return err;
5199 
5200 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
5201 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
5202 
5203 	info = mv88e6xxx_lookup_info(prod_num);
5204 	if (!info)
5205 		return -ENODEV;
5206 
5207 	/* Update the compatible info with the probed one */
5208 	chip->info = info;
5209 
5210 	err = mv88e6xxx_g2_require(chip);
5211 	if (err)
5212 		return err;
5213 
5214 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
5215 		 chip->info->prod_num, chip->info->name, rev);
5216 
5217 	return 0;
5218 }
5219 
mv88e6xxx_alloc_chip(struct device * dev)5220 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
5221 {
5222 	struct mv88e6xxx_chip *chip;
5223 
5224 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
5225 	if (!chip)
5226 		return NULL;
5227 
5228 	chip->dev = dev;
5229 
5230 	mutex_init(&chip->reg_lock);
5231 	INIT_LIST_HEAD(&chip->mdios);
5232 	idr_init(&chip->policies);
5233 
5234 	return chip;
5235 }
5236 
mv88e6xxx_get_tag_protocol(struct dsa_switch * ds,int port,enum dsa_tag_protocol m)5237 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
5238 							int port,
5239 							enum dsa_tag_protocol m)
5240 {
5241 	struct mv88e6xxx_chip *chip = ds->priv;
5242 
5243 	return chip->info->tag_protocol;
5244 }
5245 
mv88e6xxx_port_mdb_prepare(struct dsa_switch * ds,int port,const struct switchdev_obj_port_mdb * mdb)5246 static int mv88e6xxx_port_mdb_prepare(struct dsa_switch *ds, int port,
5247 				      const struct switchdev_obj_port_mdb *mdb)
5248 {
5249 	/* We don't need any dynamic resource from the kernel (yet),
5250 	 * so skip the prepare phase.
5251 	 */
5252 
5253 	return 0;
5254 }
5255 
mv88e6xxx_port_mdb_add(struct dsa_switch * ds,int port,const struct switchdev_obj_port_mdb * mdb)5256 static void mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
5257 				   const struct switchdev_obj_port_mdb *mdb)
5258 {
5259 	struct mv88e6xxx_chip *chip = ds->priv;
5260 
5261 	mv88e6xxx_reg_lock(chip);
5262 	if (mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
5263 					 MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC))
5264 		dev_err(ds->dev, "p%d: failed to load multicast MAC address\n",
5265 			port);
5266 	mv88e6xxx_reg_unlock(chip);
5267 }
5268 
mv88e6xxx_port_mdb_del(struct dsa_switch * ds,int port,const struct switchdev_obj_port_mdb * mdb)5269 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
5270 				  const struct switchdev_obj_port_mdb *mdb)
5271 {
5272 	struct mv88e6xxx_chip *chip = ds->priv;
5273 	int err;
5274 
5275 	mv88e6xxx_reg_lock(chip);
5276 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid, 0);
5277 	mv88e6xxx_reg_unlock(chip);
5278 
5279 	return err;
5280 }
5281 
mv88e6xxx_port_mirror_add(struct dsa_switch * ds,int port,struct dsa_mall_mirror_tc_entry * mirror,bool ingress)5282 static int mv88e6xxx_port_mirror_add(struct dsa_switch *ds, int port,
5283 				     struct dsa_mall_mirror_tc_entry *mirror,
5284 				     bool ingress)
5285 {
5286 	enum mv88e6xxx_egress_direction direction = ingress ?
5287 						MV88E6XXX_EGRESS_DIR_INGRESS :
5288 						MV88E6XXX_EGRESS_DIR_EGRESS;
5289 	struct mv88e6xxx_chip *chip = ds->priv;
5290 	bool other_mirrors = false;
5291 	int i;
5292 	int err;
5293 
5294 	if (!chip->info->ops->set_egress_port)
5295 		return -EOPNOTSUPP;
5296 
5297 	mutex_lock(&chip->reg_lock);
5298 	if ((ingress ? chip->ingress_dest_port : chip->egress_dest_port) !=
5299 	    mirror->to_local_port) {
5300 		for (i = 0; i < mv88e6xxx_num_ports(chip); i++)
5301 			other_mirrors |= ingress ?
5302 					 chip->ports[i].mirror_ingress :
5303 					 chip->ports[i].mirror_egress;
5304 
5305 		/* Can't change egress port when other mirror is active */
5306 		if (other_mirrors) {
5307 			err = -EBUSY;
5308 			goto out;
5309 		}
5310 
5311 		err = chip->info->ops->set_egress_port(chip,
5312 						       direction,
5313 						       mirror->to_local_port);
5314 		if (err)
5315 			goto out;
5316 	}
5317 
5318 	err = mv88e6xxx_port_set_mirror(chip, port, direction, true);
5319 out:
5320 	mutex_unlock(&chip->reg_lock);
5321 
5322 	return err;
5323 }
5324 
mv88e6xxx_port_mirror_del(struct dsa_switch * ds,int port,struct dsa_mall_mirror_tc_entry * mirror)5325 static void mv88e6xxx_port_mirror_del(struct dsa_switch *ds, int port,
5326 				      struct dsa_mall_mirror_tc_entry *mirror)
5327 {
5328 	enum mv88e6xxx_egress_direction direction = mirror->ingress ?
5329 						MV88E6XXX_EGRESS_DIR_INGRESS :
5330 						MV88E6XXX_EGRESS_DIR_EGRESS;
5331 	struct mv88e6xxx_chip *chip = ds->priv;
5332 	bool other_mirrors = false;
5333 	int i;
5334 
5335 	mutex_lock(&chip->reg_lock);
5336 	if (mv88e6xxx_port_set_mirror(chip, port, direction, false))
5337 		dev_err(ds->dev, "p%d: failed to disable mirroring\n", port);
5338 
5339 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++)
5340 		other_mirrors |= mirror->ingress ?
5341 				 chip->ports[i].mirror_ingress :
5342 				 chip->ports[i].mirror_egress;
5343 
5344 	/* Reset egress port when no other mirror is active */
5345 	if (!other_mirrors) {
5346 		if (chip->info->ops->set_egress_port(chip,
5347 						     direction,
5348 						     dsa_upstream_port(ds,
5349 								       port)))
5350 			dev_err(ds->dev, "failed to set egress port\n");
5351 	}
5352 
5353 	mutex_unlock(&chip->reg_lock);
5354 }
5355 
mv88e6xxx_port_egress_floods(struct dsa_switch * ds,int port,bool unicast,bool multicast)5356 static int mv88e6xxx_port_egress_floods(struct dsa_switch *ds, int port,
5357 					 bool unicast, bool multicast)
5358 {
5359 	struct mv88e6xxx_chip *chip = ds->priv;
5360 	int err = -EOPNOTSUPP;
5361 
5362 	mv88e6xxx_reg_lock(chip);
5363 	if (chip->info->ops->port_set_egress_floods)
5364 		err = chip->info->ops->port_set_egress_floods(chip, port,
5365 							      unicast,
5366 							      multicast);
5367 	mv88e6xxx_reg_unlock(chip);
5368 
5369 	return err;
5370 }
5371 
5372 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
5373 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
5374 	.setup			= mv88e6xxx_setup,
5375 	.teardown		= mv88e6xxx_teardown,
5376 	.phylink_validate	= mv88e6xxx_validate,
5377 	.phylink_mac_link_state	= mv88e6xxx_serdes_pcs_get_state,
5378 	.phylink_mac_config	= mv88e6xxx_mac_config,
5379 	.phylink_mac_an_restart	= mv88e6xxx_serdes_pcs_an_restart,
5380 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
5381 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
5382 	.get_strings		= mv88e6xxx_get_strings,
5383 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
5384 	.get_sset_count		= mv88e6xxx_get_sset_count,
5385 	.port_enable		= mv88e6xxx_port_enable,
5386 	.port_disable		= mv88e6xxx_port_disable,
5387 	.port_max_mtu		= mv88e6xxx_get_max_mtu,
5388 	.port_change_mtu	= mv88e6xxx_change_mtu,
5389 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
5390 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
5391 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
5392 	.get_eeprom		= mv88e6xxx_get_eeprom,
5393 	.set_eeprom		= mv88e6xxx_set_eeprom,
5394 	.get_regs_len		= mv88e6xxx_get_regs_len,
5395 	.get_regs		= mv88e6xxx_get_regs,
5396 	.get_rxnfc		= mv88e6xxx_get_rxnfc,
5397 	.set_rxnfc		= mv88e6xxx_set_rxnfc,
5398 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
5399 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
5400 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
5401 	.port_egress_floods	= mv88e6xxx_port_egress_floods,
5402 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
5403 	.port_fast_age		= mv88e6xxx_port_fast_age,
5404 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
5405 	.port_vlan_prepare	= mv88e6xxx_port_vlan_prepare,
5406 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
5407 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
5408 	.port_fdb_add           = mv88e6xxx_port_fdb_add,
5409 	.port_fdb_del           = mv88e6xxx_port_fdb_del,
5410 	.port_fdb_dump          = mv88e6xxx_port_fdb_dump,
5411 	.port_mdb_prepare       = mv88e6xxx_port_mdb_prepare,
5412 	.port_mdb_add           = mv88e6xxx_port_mdb_add,
5413 	.port_mdb_del           = mv88e6xxx_port_mdb_del,
5414 	.port_mirror_add	= mv88e6xxx_port_mirror_add,
5415 	.port_mirror_del	= mv88e6xxx_port_mirror_del,
5416 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
5417 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
5418 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
5419 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
5420 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
5421 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
5422 	.get_ts_info		= mv88e6xxx_get_ts_info,
5423 	.devlink_param_get	= mv88e6xxx_devlink_param_get,
5424 	.devlink_param_set	= mv88e6xxx_devlink_param_set,
5425 	.devlink_info_get	= mv88e6xxx_devlink_info_get,
5426 };
5427 
mv88e6xxx_register_switch(struct mv88e6xxx_chip * chip)5428 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
5429 {
5430 	struct device *dev = chip->dev;
5431 	struct dsa_switch *ds;
5432 
5433 	ds = devm_kzalloc(dev, sizeof(*ds), GFP_KERNEL);
5434 	if (!ds)
5435 		return -ENOMEM;
5436 
5437 	ds->dev = dev;
5438 	ds->num_ports = mv88e6xxx_num_ports(chip);
5439 	ds->priv = chip;
5440 	ds->dev = dev;
5441 	ds->ops = &mv88e6xxx_switch_ops;
5442 	ds->ageing_time_min = chip->info->age_time_coeff;
5443 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
5444 
5445 	dev_set_drvdata(dev, ds);
5446 
5447 	return dsa_register_switch(ds);
5448 }
5449 
mv88e6xxx_unregister_switch(struct mv88e6xxx_chip * chip)5450 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
5451 {
5452 	dsa_unregister_switch(chip->ds);
5453 }
5454 
pdata_device_get_match_data(struct device * dev)5455 static const void *pdata_device_get_match_data(struct device *dev)
5456 {
5457 	const struct of_device_id *matches = dev->driver->of_match_table;
5458 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
5459 
5460 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
5461 	     matches++) {
5462 		if (!strcmp(pdata->compatible, matches->compatible))
5463 			return matches->data;
5464 	}
5465 	return NULL;
5466 }
5467 
5468 /* There is no suspend to RAM support at DSA level yet, the switch configuration
5469  * would be lost after a power cycle so prevent it to be suspended.
5470  */
mv88e6xxx_suspend(struct device * dev)5471 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
5472 {
5473 	return -EOPNOTSUPP;
5474 }
5475 
mv88e6xxx_resume(struct device * dev)5476 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
5477 {
5478 	return 0;
5479 }
5480 
5481 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
5482 
mv88e6xxx_probe(struct mdio_device * mdiodev)5483 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
5484 {
5485 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
5486 	const struct mv88e6xxx_info *compat_info = NULL;
5487 	struct device *dev = &mdiodev->dev;
5488 	struct device_node *np = dev->of_node;
5489 	struct mv88e6xxx_chip *chip;
5490 	int port;
5491 	int err;
5492 
5493 	if (!np && !pdata)
5494 		return -EINVAL;
5495 
5496 	if (np)
5497 		compat_info = of_device_get_match_data(dev);
5498 
5499 	if (pdata) {
5500 		compat_info = pdata_device_get_match_data(dev);
5501 
5502 		if (!pdata->netdev)
5503 			return -EINVAL;
5504 
5505 		for (port = 0; port < DSA_MAX_PORTS; port++) {
5506 			if (!(pdata->enabled_ports & (1 << port)))
5507 				continue;
5508 			if (strcmp(pdata->cd.port_names[port], "cpu"))
5509 				continue;
5510 			pdata->cd.netdev[port] = &pdata->netdev->dev;
5511 			break;
5512 		}
5513 	}
5514 
5515 	if (!compat_info)
5516 		return -EINVAL;
5517 
5518 	chip = mv88e6xxx_alloc_chip(dev);
5519 	if (!chip) {
5520 		err = -ENOMEM;
5521 		goto out;
5522 	}
5523 
5524 	chip->info = compat_info;
5525 
5526 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
5527 	if (err)
5528 		goto out;
5529 
5530 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
5531 	if (IS_ERR(chip->reset)) {
5532 		err = PTR_ERR(chip->reset);
5533 		goto out;
5534 	}
5535 	if (chip->reset)
5536 		usleep_range(1000, 2000);
5537 
5538 	err = mv88e6xxx_detect(chip);
5539 	if (err)
5540 		goto out;
5541 
5542 	mv88e6xxx_phy_init(chip);
5543 
5544 	if (chip->info->ops->get_eeprom) {
5545 		if (np)
5546 			of_property_read_u32(np, "eeprom-length",
5547 					     &chip->eeprom_len);
5548 		else
5549 			chip->eeprom_len = pdata->eeprom_len;
5550 	}
5551 
5552 	mv88e6xxx_reg_lock(chip);
5553 	err = mv88e6xxx_switch_reset(chip);
5554 	mv88e6xxx_reg_unlock(chip);
5555 	if (err)
5556 		goto out;
5557 
5558 	if (np) {
5559 		chip->irq = of_irq_get(np, 0);
5560 		if (chip->irq == -EPROBE_DEFER) {
5561 			err = chip->irq;
5562 			goto out;
5563 		}
5564 	}
5565 
5566 	if (pdata)
5567 		chip->irq = pdata->irq;
5568 
5569 	/* Has to be performed before the MDIO bus is created, because
5570 	 * the PHYs will link their interrupts to these interrupt
5571 	 * controllers
5572 	 */
5573 	mv88e6xxx_reg_lock(chip);
5574 	if (chip->irq > 0)
5575 		err = mv88e6xxx_g1_irq_setup(chip);
5576 	else
5577 		err = mv88e6xxx_irq_poll_setup(chip);
5578 	mv88e6xxx_reg_unlock(chip);
5579 
5580 	if (err)
5581 		goto out;
5582 
5583 	if (chip->info->g2_irqs > 0) {
5584 		err = mv88e6xxx_g2_irq_setup(chip);
5585 		if (err)
5586 			goto out_g1_irq;
5587 	}
5588 
5589 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
5590 	if (err)
5591 		goto out_g2_irq;
5592 
5593 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
5594 	if (err)
5595 		goto out_g1_atu_prob_irq;
5596 
5597 	err = mv88e6xxx_mdios_register(chip, np);
5598 	if (err)
5599 		goto out_g1_vtu_prob_irq;
5600 
5601 	err = mv88e6xxx_register_switch(chip);
5602 	if (err)
5603 		goto out_mdio;
5604 
5605 	return 0;
5606 
5607 out_mdio:
5608 	mv88e6xxx_mdios_unregister(chip);
5609 out_g1_vtu_prob_irq:
5610 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
5611 out_g1_atu_prob_irq:
5612 	mv88e6xxx_g1_atu_prob_irq_free(chip);
5613 out_g2_irq:
5614 	if (chip->info->g2_irqs > 0)
5615 		mv88e6xxx_g2_irq_free(chip);
5616 out_g1_irq:
5617 	if (chip->irq > 0)
5618 		mv88e6xxx_g1_irq_free(chip);
5619 	else
5620 		mv88e6xxx_irq_poll_free(chip);
5621 out:
5622 	if (pdata)
5623 		dev_put(pdata->netdev);
5624 
5625 	return err;
5626 }
5627 
mv88e6xxx_remove(struct mdio_device * mdiodev)5628 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
5629 {
5630 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
5631 	struct mv88e6xxx_chip *chip = ds->priv;
5632 
5633 	if (chip->info->ptp_support) {
5634 		mv88e6xxx_hwtstamp_free(chip);
5635 		mv88e6xxx_ptp_free(chip);
5636 	}
5637 
5638 	mv88e6xxx_phy_destroy(chip);
5639 	mv88e6xxx_unregister_switch(chip);
5640 	mv88e6xxx_mdios_unregister(chip);
5641 
5642 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
5643 	mv88e6xxx_g1_atu_prob_irq_free(chip);
5644 
5645 	if (chip->info->g2_irqs > 0)
5646 		mv88e6xxx_g2_irq_free(chip);
5647 
5648 	if (chip->irq > 0)
5649 		mv88e6xxx_g1_irq_free(chip);
5650 	else
5651 		mv88e6xxx_irq_poll_free(chip);
5652 }
5653 
5654 static const struct of_device_id mv88e6xxx_of_match[] = {
5655 	{
5656 		.compatible = "marvell,mv88e6085",
5657 		.data = &mv88e6xxx_table[MV88E6085],
5658 	},
5659 	{
5660 		.compatible = "marvell,mv88e6190",
5661 		.data = &mv88e6xxx_table[MV88E6190],
5662 	},
5663 	{
5664 		.compatible = "marvell,mv88e6250",
5665 		.data = &mv88e6xxx_table[MV88E6250],
5666 	},
5667 	{ /* sentinel */ },
5668 };
5669 
5670 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
5671 
5672 static struct mdio_driver mv88e6xxx_driver = {
5673 	.probe	= mv88e6xxx_probe,
5674 	.remove = mv88e6xxx_remove,
5675 	.mdiodrv.driver = {
5676 		.name = "mv88e6085",
5677 		.of_match_table = mv88e6xxx_of_match,
5678 		.pm = &mv88e6xxx_pm_ops,
5679 	},
5680 };
5681 
5682 mdio_module_driver(mv88e6xxx_driver);
5683 
5684 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
5685 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
5686 MODULE_LICENSE("GPL");
5687