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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/dsa/mv88e6xxx.h>
16 #include <linux/etherdevice.h>
17 #include <linux/ethtool.h>
18 #include <linux/if_bridge.h>
19 #include <linux/interrupt.h>
20 #include <linux/irq.h>
21 #include <linux/irqdomain.h>
22 #include <linux/jiffies.h>
23 #include <linux/list.h>
24 #include <linux/mdio.h>
25 #include <linux/module.h>
26 #include <linux/of_device.h>
27 #include <linux/of_irq.h>
28 #include <linux/of_mdio.h>
29 #include <linux/platform_data/mv88e6xxx.h>
30 #include <linux/netdevice.h>
31 #include <linux/gpio/consumer.h>
32 #include <linux/phylink.h>
33 #include <net/dsa.h>
34 
35 #include "chip.h"
36 #include "devlink.h"
37 #include "global1.h"
38 #include "global2.h"
39 #include "hwtstamp.h"
40 #include "phy.h"
41 #include "port.h"
42 #include "ptp.h"
43 #include "serdes.h"
44 #include "smi.h"
45 
assert_reg_lock(struct mv88e6xxx_chip * chip)46 static void assert_reg_lock(struct mv88e6xxx_chip *chip)
47 {
48 	if (unlikely(!mutex_is_locked(&chip->reg_lock))) {
49 		dev_err(chip->dev, "Switch registers lock not held!\n");
50 		dump_stack();
51 	}
52 }
53 
mv88e6xxx_read(struct mv88e6xxx_chip * chip,int addr,int reg,u16 * val)54 int mv88e6xxx_read(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val)
55 {
56 	int err;
57 
58 	assert_reg_lock(chip);
59 
60 	err = mv88e6xxx_smi_read(chip, addr, reg, val);
61 	if (err)
62 		return err;
63 
64 	dev_dbg(chip->dev, "<- addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
65 		addr, reg, *val);
66 
67 	return 0;
68 }
69 
mv88e6xxx_write(struct mv88e6xxx_chip * chip,int addr,int reg,u16 val)70 int mv88e6xxx_write(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val)
71 {
72 	int err;
73 
74 	assert_reg_lock(chip);
75 
76 	err = mv88e6xxx_smi_write(chip, addr, reg, val);
77 	if (err)
78 		return err;
79 
80 	dev_dbg(chip->dev, "-> addr: 0x%.2x reg: 0x%.2x val: 0x%.4x\n",
81 		addr, reg, val);
82 
83 	return 0;
84 }
85 
mv88e6xxx_wait_mask(struct mv88e6xxx_chip * chip,int addr,int reg,u16 mask,u16 val)86 int mv88e6xxx_wait_mask(struct mv88e6xxx_chip *chip, int addr, int reg,
87 			u16 mask, u16 val)
88 {
89 	const unsigned long timeout = jiffies + msecs_to_jiffies(50);
90 	u16 data;
91 	int err;
92 	int i;
93 
94 	/* There's no bus specific operation to wait for a mask. Even
95 	 * if the initial poll takes longer than 50ms, always do at
96 	 * least one more attempt.
97 	 */
98 	for (i = 0; time_before(jiffies, timeout) || (i < 2); i++) {
99 		err = mv88e6xxx_read(chip, addr, reg, &data);
100 		if (err)
101 			return err;
102 
103 		if ((data & mask) == val)
104 			return 0;
105 
106 		if (i < 2)
107 			cpu_relax();
108 		else
109 			usleep_range(1000, 2000);
110 	}
111 
112 	err = mv88e6xxx_read(chip, addr, reg, &data);
113 	if (err)
114 		return err;
115 
116 	if ((data & mask) == val)
117 		return 0;
118 
119 	dev_err(chip->dev, "Timeout while waiting for switch\n");
120 	return -ETIMEDOUT;
121 }
122 
mv88e6xxx_wait_bit(struct mv88e6xxx_chip * chip,int addr,int reg,int bit,int val)123 int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg,
124 		       int bit, int val)
125 {
126 	return mv88e6xxx_wait_mask(chip, addr, reg, BIT(bit),
127 				   val ? BIT(bit) : 0x0000);
128 }
129 
mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip * chip)130 struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip)
131 {
132 	struct mv88e6xxx_mdio_bus *mdio_bus;
133 
134 	mdio_bus = list_first_entry(&chip->mdios, struct mv88e6xxx_mdio_bus,
135 				    list);
136 	if (!mdio_bus)
137 		return NULL;
138 
139 	return mdio_bus->bus;
140 }
141 
mv88e6xxx_g1_irq_mask(struct irq_data * d)142 static void mv88e6xxx_g1_irq_mask(struct irq_data *d)
143 {
144 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
145 	unsigned int n = d->hwirq;
146 
147 	chip->g1_irq.masked |= (1 << n);
148 }
149 
mv88e6xxx_g1_irq_unmask(struct irq_data * d)150 static void mv88e6xxx_g1_irq_unmask(struct irq_data *d)
151 {
152 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
153 	unsigned int n = d->hwirq;
154 
155 	chip->g1_irq.masked &= ~(1 << n);
156 }
157 
mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip * chip)158 static irqreturn_t mv88e6xxx_g1_irq_thread_work(struct mv88e6xxx_chip *chip)
159 {
160 	unsigned int nhandled = 0;
161 	unsigned int sub_irq;
162 	unsigned int n;
163 	u16 reg;
164 	u16 ctl1;
165 	int err;
166 
167 	mv88e6xxx_reg_lock(chip);
168 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
169 	mv88e6xxx_reg_unlock(chip);
170 
171 	if (err)
172 		goto out;
173 
174 	do {
175 		for (n = 0; n < chip->g1_irq.nirqs; ++n) {
176 			if (reg & (1 << n)) {
177 				sub_irq = irq_find_mapping(chip->g1_irq.domain,
178 							   n);
179 				handle_nested_irq(sub_irq);
180 				++nhandled;
181 			}
182 		}
183 
184 		mv88e6xxx_reg_lock(chip);
185 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &ctl1);
186 		if (err)
187 			goto unlock;
188 		err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
189 unlock:
190 		mv88e6xxx_reg_unlock(chip);
191 		if (err)
192 			goto out;
193 		ctl1 &= GENMASK(chip->g1_irq.nirqs, 0);
194 	} while (reg & ctl1);
195 
196 out:
197 	return (nhandled > 0 ? IRQ_HANDLED : IRQ_NONE);
198 }
199 
mv88e6xxx_g1_irq_thread_fn(int irq,void * dev_id)200 static irqreturn_t mv88e6xxx_g1_irq_thread_fn(int irq, void *dev_id)
201 {
202 	struct mv88e6xxx_chip *chip = dev_id;
203 
204 	return mv88e6xxx_g1_irq_thread_work(chip);
205 }
206 
mv88e6xxx_g1_irq_bus_lock(struct irq_data * d)207 static void mv88e6xxx_g1_irq_bus_lock(struct irq_data *d)
208 {
209 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
210 
211 	mv88e6xxx_reg_lock(chip);
212 }
213 
mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data * d)214 static void mv88e6xxx_g1_irq_bus_sync_unlock(struct irq_data *d)
215 {
216 	struct mv88e6xxx_chip *chip = irq_data_get_irq_chip_data(d);
217 	u16 mask = GENMASK(chip->g1_irq.nirqs, 0);
218 	u16 reg;
219 	int err;
220 
221 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &reg);
222 	if (err)
223 		goto out;
224 
225 	reg &= ~mask;
226 	reg |= (~chip->g1_irq.masked & mask);
227 
228 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, reg);
229 	if (err)
230 		goto out;
231 
232 out:
233 	mv88e6xxx_reg_unlock(chip);
234 }
235 
236 static const struct irq_chip mv88e6xxx_g1_irq_chip = {
237 	.name			= "mv88e6xxx-g1",
238 	.irq_mask		= mv88e6xxx_g1_irq_mask,
239 	.irq_unmask		= mv88e6xxx_g1_irq_unmask,
240 	.irq_bus_lock		= mv88e6xxx_g1_irq_bus_lock,
241 	.irq_bus_sync_unlock	= mv88e6xxx_g1_irq_bus_sync_unlock,
242 };
243 
mv88e6xxx_g1_irq_domain_map(struct irq_domain * d,unsigned int irq,irq_hw_number_t hwirq)244 static int mv88e6xxx_g1_irq_domain_map(struct irq_domain *d,
245 				       unsigned int irq,
246 				       irq_hw_number_t hwirq)
247 {
248 	struct mv88e6xxx_chip *chip = d->host_data;
249 
250 	irq_set_chip_data(irq, d->host_data);
251 	irq_set_chip_and_handler(irq, &chip->g1_irq.chip, handle_level_irq);
252 	irq_set_noprobe(irq);
253 
254 	return 0;
255 }
256 
257 static const struct irq_domain_ops mv88e6xxx_g1_irq_domain_ops = {
258 	.map	= mv88e6xxx_g1_irq_domain_map,
259 	.xlate	= irq_domain_xlate_twocell,
260 };
261 
262 /* To be called with reg_lock held */
mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip * chip)263 static void mv88e6xxx_g1_irq_free_common(struct mv88e6xxx_chip *chip)
264 {
265 	int irq, virq;
266 	u16 mask;
267 
268 	mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
269 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
270 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
271 
272 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++) {
273 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
274 		irq_dispose_mapping(virq);
275 	}
276 
277 	irq_domain_remove(chip->g1_irq.domain);
278 }
279 
mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip * chip)280 static void mv88e6xxx_g1_irq_free(struct mv88e6xxx_chip *chip)
281 {
282 	/*
283 	 * free_irq must be called without reg_lock taken because the irq
284 	 * handler takes this lock, too.
285 	 */
286 	free_irq(chip->irq, chip);
287 
288 	mv88e6xxx_reg_lock(chip);
289 	mv88e6xxx_g1_irq_free_common(chip);
290 	mv88e6xxx_reg_unlock(chip);
291 }
292 
mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip * chip)293 static int mv88e6xxx_g1_irq_setup_common(struct mv88e6xxx_chip *chip)
294 {
295 	int err, irq, virq;
296 	u16 reg, mask;
297 
298 	chip->g1_irq.nirqs = chip->info->g1_irqs;
299 	chip->g1_irq.domain = irq_domain_add_simple(
300 		NULL, chip->g1_irq.nirqs, 0,
301 		&mv88e6xxx_g1_irq_domain_ops, chip);
302 	if (!chip->g1_irq.domain)
303 		return -ENOMEM;
304 
305 	for (irq = 0; irq < chip->g1_irq.nirqs; irq++)
306 		irq_create_mapping(chip->g1_irq.domain, irq);
307 
308 	chip->g1_irq.chip = mv88e6xxx_g1_irq_chip;
309 	chip->g1_irq.masked = ~0;
310 
311 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_CTL1, &mask);
312 	if (err)
313 		goto out_mapping;
314 
315 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
316 
317 	err = mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
318 	if (err)
319 		goto out_disable;
320 
321 	/* Reading the interrupt status clears (most of) them */
322 	err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &reg);
323 	if (err)
324 		goto out_disable;
325 
326 	return 0;
327 
328 out_disable:
329 	mask &= ~GENMASK(chip->g1_irq.nirqs, 0);
330 	mv88e6xxx_g1_write(chip, MV88E6XXX_G1_CTL1, mask);
331 
332 out_mapping:
333 	for (irq = 0; irq < 16; irq++) {
334 		virq = irq_find_mapping(chip->g1_irq.domain, irq);
335 		irq_dispose_mapping(virq);
336 	}
337 
338 	irq_domain_remove(chip->g1_irq.domain);
339 
340 	return err;
341 }
342 
mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip * chip)343 static int mv88e6xxx_g1_irq_setup(struct mv88e6xxx_chip *chip)
344 {
345 	static struct lock_class_key lock_key;
346 	static struct lock_class_key request_key;
347 	int err;
348 
349 	err = mv88e6xxx_g1_irq_setup_common(chip);
350 	if (err)
351 		return err;
352 
353 	/* These lock classes tells lockdep that global 1 irqs are in
354 	 * a different category than their parent GPIO, so it won't
355 	 * report false recursion.
356 	 */
357 	irq_set_lockdep_class(chip->irq, &lock_key, &request_key);
358 
359 	snprintf(chip->irq_name, sizeof(chip->irq_name),
360 		 "mv88e6xxx-%s", dev_name(chip->dev));
361 
362 	mv88e6xxx_reg_unlock(chip);
363 	err = request_threaded_irq(chip->irq, NULL,
364 				   mv88e6xxx_g1_irq_thread_fn,
365 				   IRQF_ONESHOT | IRQF_SHARED,
366 				   chip->irq_name, chip);
367 	mv88e6xxx_reg_lock(chip);
368 	if (err)
369 		mv88e6xxx_g1_irq_free_common(chip);
370 
371 	return err;
372 }
373 
mv88e6xxx_irq_poll(struct kthread_work * work)374 static void mv88e6xxx_irq_poll(struct kthread_work *work)
375 {
376 	struct mv88e6xxx_chip *chip = container_of(work,
377 						   struct mv88e6xxx_chip,
378 						   irq_poll_work.work);
379 	mv88e6xxx_g1_irq_thread_work(chip);
380 
381 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
382 				   msecs_to_jiffies(100));
383 }
384 
mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip * chip)385 static int mv88e6xxx_irq_poll_setup(struct mv88e6xxx_chip *chip)
386 {
387 	int err;
388 
389 	err = mv88e6xxx_g1_irq_setup_common(chip);
390 	if (err)
391 		return err;
392 
393 	kthread_init_delayed_work(&chip->irq_poll_work,
394 				  mv88e6xxx_irq_poll);
395 
396 	chip->kworker = kthread_create_worker(0, "%s", dev_name(chip->dev));
397 	if (IS_ERR(chip->kworker))
398 		return PTR_ERR(chip->kworker);
399 
400 	kthread_queue_delayed_work(chip->kworker, &chip->irq_poll_work,
401 				   msecs_to_jiffies(100));
402 
403 	return 0;
404 }
405 
mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip * chip)406 static void mv88e6xxx_irq_poll_free(struct mv88e6xxx_chip *chip)
407 {
408 	kthread_cancel_delayed_work_sync(&chip->irq_poll_work);
409 	kthread_destroy_worker(chip->kworker);
410 
411 	mv88e6xxx_reg_lock(chip);
412 	mv88e6xxx_g1_irq_free_common(chip);
413 	mv88e6xxx_reg_unlock(chip);
414 }
415 
mv88e6xxx_port_config_interface(struct mv88e6xxx_chip * chip,int port,phy_interface_t interface)416 static int mv88e6xxx_port_config_interface(struct mv88e6xxx_chip *chip,
417 					   int port, phy_interface_t interface)
418 {
419 	int err;
420 
421 	if (chip->info->ops->port_set_rgmii_delay) {
422 		err = chip->info->ops->port_set_rgmii_delay(chip, port,
423 							    interface);
424 		if (err && err != -EOPNOTSUPP)
425 			return err;
426 	}
427 
428 	if (chip->info->ops->port_set_cmode) {
429 		err = chip->info->ops->port_set_cmode(chip, port,
430 						      interface);
431 		if (err && err != -EOPNOTSUPP)
432 			return err;
433 	}
434 
435 	return 0;
436 }
437 
mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip * chip,int port,int link,int speed,int duplex,int pause,phy_interface_t mode)438 static int mv88e6xxx_port_setup_mac(struct mv88e6xxx_chip *chip, int port,
439 				    int link, int speed, int duplex, int pause,
440 				    phy_interface_t mode)
441 {
442 	int err;
443 
444 	if (!chip->info->ops->port_set_link)
445 		return 0;
446 
447 	/* Port's MAC control must not be changed unless the link is down */
448 	err = chip->info->ops->port_set_link(chip, port, LINK_FORCED_DOWN);
449 	if (err)
450 		return err;
451 
452 	if (chip->info->ops->port_set_speed_duplex) {
453 		err = chip->info->ops->port_set_speed_duplex(chip, port,
454 							     speed, duplex);
455 		if (err && err != -EOPNOTSUPP)
456 			goto restore_link;
457 	}
458 
459 	if (chip->info->ops->port_set_pause) {
460 		err = chip->info->ops->port_set_pause(chip, port, pause);
461 		if (err)
462 			goto restore_link;
463 	}
464 
465 	err = mv88e6xxx_port_config_interface(chip, port, mode);
466 restore_link:
467 	if (chip->info->ops->port_set_link(chip, port, link))
468 		dev_err(chip->dev, "p%d: failed to restore MAC's link\n", port);
469 
470 	return err;
471 }
472 
mv88e6xxx_phy_is_internal(struct dsa_switch * ds,int port)473 static int mv88e6xxx_phy_is_internal(struct dsa_switch *ds, int port)
474 {
475 	struct mv88e6xxx_chip *chip = ds->priv;
476 
477 	return port < chip->info->num_internal_phys;
478 }
479 
mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip * chip,int port)480 static int mv88e6xxx_port_ppu_updates(struct mv88e6xxx_chip *chip, int port)
481 {
482 	u16 reg;
483 	int err;
484 
485 	/* The 88e6250 family does not have the PHY detect bit. Instead,
486 	 * report whether the port is internal.
487 	 */
488 	if (chip->info->family == MV88E6XXX_FAMILY_6250)
489 		return port < chip->info->num_internal_phys;
490 
491 	err = mv88e6xxx_port_read(chip, port, MV88E6XXX_PORT_STS, &reg);
492 	if (err) {
493 		dev_err(chip->dev,
494 			"p%d: %s: failed to read port status\n",
495 			port, __func__);
496 		return err;
497 	}
498 
499 	return !!(reg & MV88E6XXX_PORT_STS_PHY_DETECT);
500 }
501 
mv88e6xxx_serdes_pcs_get_state(struct dsa_switch * ds,int port,struct phylink_link_state * state)502 static int mv88e6xxx_serdes_pcs_get_state(struct dsa_switch *ds, int port,
503 					  struct phylink_link_state *state)
504 {
505 	struct mv88e6xxx_chip *chip = ds->priv;
506 	int lane;
507 	int err;
508 
509 	mv88e6xxx_reg_lock(chip);
510 	lane = mv88e6xxx_serdes_get_lane(chip, port);
511 	if (lane >= 0 && chip->info->ops->serdes_pcs_get_state)
512 		err = chip->info->ops->serdes_pcs_get_state(chip, port, lane,
513 							    state);
514 	else
515 		err = -EOPNOTSUPP;
516 	mv88e6xxx_reg_unlock(chip);
517 
518 	return err;
519 }
520 
mv88e6xxx_serdes_pcs_config(struct mv88e6xxx_chip * chip,int port,unsigned int mode,phy_interface_t interface,const unsigned long * advertise)521 static int mv88e6xxx_serdes_pcs_config(struct mv88e6xxx_chip *chip, int port,
522 				       unsigned int mode,
523 				       phy_interface_t interface,
524 				       const unsigned long *advertise)
525 {
526 	const struct mv88e6xxx_ops *ops = chip->info->ops;
527 	int lane;
528 
529 	if (ops->serdes_pcs_config) {
530 		lane = mv88e6xxx_serdes_get_lane(chip, port);
531 		if (lane >= 0)
532 			return ops->serdes_pcs_config(chip, port, lane, mode,
533 						      interface, advertise);
534 	}
535 
536 	return 0;
537 }
538 
mv88e6xxx_serdes_pcs_an_restart(struct dsa_switch * ds,int port)539 static void mv88e6xxx_serdes_pcs_an_restart(struct dsa_switch *ds, int port)
540 {
541 	struct mv88e6xxx_chip *chip = ds->priv;
542 	const struct mv88e6xxx_ops *ops;
543 	int err = 0;
544 	int lane;
545 
546 	ops = chip->info->ops;
547 
548 	if (ops->serdes_pcs_an_restart) {
549 		mv88e6xxx_reg_lock(chip);
550 		lane = mv88e6xxx_serdes_get_lane(chip, port);
551 		if (lane >= 0)
552 			err = ops->serdes_pcs_an_restart(chip, port, lane);
553 		mv88e6xxx_reg_unlock(chip);
554 
555 		if (err)
556 			dev_err(ds->dev, "p%d: failed to restart AN\n", port);
557 	}
558 }
559 
mv88e6xxx_serdes_pcs_link_up(struct mv88e6xxx_chip * chip,int port,unsigned int mode,int speed,int duplex)560 static int mv88e6xxx_serdes_pcs_link_up(struct mv88e6xxx_chip *chip, int port,
561 					unsigned int mode,
562 					int speed, int duplex)
563 {
564 	const struct mv88e6xxx_ops *ops = chip->info->ops;
565 	int lane;
566 
567 	if (!phylink_autoneg_inband(mode) && ops->serdes_pcs_link_up) {
568 		lane = mv88e6xxx_serdes_get_lane(chip, port);
569 		if (lane >= 0)
570 			return ops->serdes_pcs_link_up(chip, port, lane,
571 						       speed, duplex);
572 	}
573 
574 	return 0;
575 }
576 
577 static const u8 mv88e6185_phy_interface_modes[] = {
578 	[MV88E6185_PORT_STS_CMODE_GMII_FD]	 = PHY_INTERFACE_MODE_GMII,
579 	[MV88E6185_PORT_STS_CMODE_MII_100_FD_PS] = PHY_INTERFACE_MODE_MII,
580 	[MV88E6185_PORT_STS_CMODE_MII_100]	 = PHY_INTERFACE_MODE_MII,
581 	[MV88E6185_PORT_STS_CMODE_MII_10]	 = PHY_INTERFACE_MODE_MII,
582 	[MV88E6185_PORT_STS_CMODE_SERDES]	 = PHY_INTERFACE_MODE_1000BASEX,
583 	[MV88E6185_PORT_STS_CMODE_1000BASE_X]	 = PHY_INTERFACE_MODE_1000BASEX,
584 	[MV88E6185_PORT_STS_CMODE_PHY]		 = PHY_INTERFACE_MODE_SGMII,
585 };
586 
mv88e6095_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)587 static void mv88e6095_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
588 				       struct phylink_config *config)
589 {
590 	u8 cmode = chip->ports[port].cmode;
591 
592 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100;
593 
594 	if (mv88e6xxx_phy_is_internal(chip->ds, port)) {
595 		__set_bit(PHY_INTERFACE_MODE_MII, config->supported_interfaces);
596 	} else {
597 		if (cmode < ARRAY_SIZE(mv88e6185_phy_interface_modes) &&
598 		    mv88e6185_phy_interface_modes[cmode])
599 			__set_bit(mv88e6185_phy_interface_modes[cmode],
600 				  config->supported_interfaces);
601 
602 		config->mac_capabilities |= MAC_1000FD;
603 	}
604 }
605 
mv88e6185_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)606 static void mv88e6185_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
607 				       struct phylink_config *config)
608 {
609 	u8 cmode = chip->ports[port].cmode;
610 
611 	if (cmode < ARRAY_SIZE(mv88e6185_phy_interface_modes) &&
612 	    mv88e6185_phy_interface_modes[cmode])
613 		__set_bit(mv88e6185_phy_interface_modes[cmode],
614 			  config->supported_interfaces);
615 
616 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 |
617 				   MAC_1000FD;
618 }
619 
620 static const u8 mv88e6xxx_phy_interface_modes[] = {
621 	[MV88E6XXX_PORT_STS_CMODE_MII_PHY]	= PHY_INTERFACE_MODE_MII,
622 	[MV88E6XXX_PORT_STS_CMODE_MII]		= PHY_INTERFACE_MODE_MII,
623 	[MV88E6XXX_PORT_STS_CMODE_GMII]		= PHY_INTERFACE_MODE_GMII,
624 	[MV88E6XXX_PORT_STS_CMODE_RMII_PHY]	= PHY_INTERFACE_MODE_RMII,
625 	[MV88E6XXX_PORT_STS_CMODE_RMII]		= PHY_INTERFACE_MODE_RMII,
626 	[MV88E6XXX_PORT_STS_CMODE_100BASEX]	= PHY_INTERFACE_MODE_100BASEX,
627 	[MV88E6XXX_PORT_STS_CMODE_1000BASEX]	= PHY_INTERFACE_MODE_1000BASEX,
628 	[MV88E6XXX_PORT_STS_CMODE_SGMII]	= PHY_INTERFACE_MODE_SGMII,
629 	/* higher interface modes are not needed here, since ports supporting
630 	 * them are writable, and so the supported interfaces are filled in the
631 	 * corresponding .phylink_set_interfaces() implementation below
632 	 */
633 };
634 
mv88e6xxx_translate_cmode(u8 cmode,unsigned long * supported)635 static void mv88e6xxx_translate_cmode(u8 cmode, unsigned long *supported)
636 {
637 	if (cmode < ARRAY_SIZE(mv88e6xxx_phy_interface_modes) &&
638 	    mv88e6xxx_phy_interface_modes[cmode])
639 		__set_bit(mv88e6xxx_phy_interface_modes[cmode], supported);
640 	else if (cmode == MV88E6XXX_PORT_STS_CMODE_RGMII)
641 		phy_interface_set_rgmii(supported);
642 }
643 
mv88e6250_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)644 static void mv88e6250_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
645 				       struct phylink_config *config)
646 {
647 	unsigned long *supported = config->supported_interfaces;
648 
649 	/* Translate the default cmode */
650 	mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
651 
652 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100;
653 }
654 
mv88e6352_get_port4_serdes_cmode(struct mv88e6xxx_chip * chip)655 static int mv88e6352_get_port4_serdes_cmode(struct mv88e6xxx_chip *chip)
656 {
657 	u16 reg, val;
658 	int err;
659 
660 	err = mv88e6xxx_port_read(chip, 4, MV88E6XXX_PORT_STS, &reg);
661 	if (err)
662 		return err;
663 
664 	/* If PHY_DETECT is zero, then we are not in auto-media mode */
665 	if (!(reg & MV88E6XXX_PORT_STS_PHY_DETECT))
666 		return 0xf;
667 
668 	val = reg & ~MV88E6XXX_PORT_STS_PHY_DETECT;
669 	err = mv88e6xxx_port_write(chip, 4, MV88E6XXX_PORT_STS, val);
670 	if (err)
671 		return err;
672 
673 	err = mv88e6xxx_port_read(chip, 4, MV88E6XXX_PORT_STS, &val);
674 	if (err)
675 		return err;
676 
677 	/* Restore PHY_DETECT value */
678 	err = mv88e6xxx_port_write(chip, 4, MV88E6XXX_PORT_STS, reg);
679 	if (err)
680 		return err;
681 
682 	return val & MV88E6XXX_PORT_STS_CMODE_MASK;
683 }
684 
mv88e6352_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)685 static void mv88e6352_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
686 				       struct phylink_config *config)
687 {
688 	unsigned long *supported = config->supported_interfaces;
689 	int err, cmode;
690 
691 	/* Translate the default cmode */
692 	mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
693 
694 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 |
695 				   MAC_1000FD;
696 
697 	/* Port 4 supports automedia if the serdes is associated with it. */
698 	if (port == 4) {
699 		err = mv88e6352_g2_scratch_port_has_serdes(chip, port);
700 		if (err < 0)
701 			dev_err(chip->dev, "p%d: failed to read scratch\n",
702 				port);
703 		if (err <= 0)
704 			return;
705 
706 		cmode = mv88e6352_get_port4_serdes_cmode(chip);
707 		if (cmode < 0)
708 			dev_err(chip->dev, "p%d: failed to read serdes cmode\n",
709 				port);
710 		else
711 			mv88e6xxx_translate_cmode(cmode, supported);
712 	}
713 }
714 
mv88e6341_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)715 static void mv88e6341_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
716 				       struct phylink_config *config)
717 {
718 	unsigned long *supported = config->supported_interfaces;
719 
720 	/* Translate the default cmode */
721 	mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
722 
723 	/* No ethtool bits for 200Mbps */
724 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 |
725 				   MAC_1000FD;
726 
727 	/* The C_Mode field is programmable on port 5 */
728 	if (port == 5) {
729 		__set_bit(PHY_INTERFACE_MODE_SGMII, supported);
730 		__set_bit(PHY_INTERFACE_MODE_1000BASEX, supported);
731 		__set_bit(PHY_INTERFACE_MODE_2500BASEX, supported);
732 
733 		config->mac_capabilities |= MAC_2500FD;
734 	}
735 }
736 
mv88e6390_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)737 static void mv88e6390_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
738 				       struct phylink_config *config)
739 {
740 	unsigned long *supported = config->supported_interfaces;
741 
742 	/* Translate the default cmode */
743 	mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
744 
745 	/* No ethtool bits for 200Mbps */
746 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 |
747 				   MAC_1000FD;
748 
749 	/* The C_Mode field is programmable on ports 9 and 10 */
750 	if (port == 9 || port == 10) {
751 		__set_bit(PHY_INTERFACE_MODE_SGMII, supported);
752 		__set_bit(PHY_INTERFACE_MODE_1000BASEX, supported);
753 		__set_bit(PHY_INTERFACE_MODE_2500BASEX, supported);
754 
755 		config->mac_capabilities |= MAC_2500FD;
756 	}
757 }
758 
mv88e6390x_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)759 static void mv88e6390x_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
760 					struct phylink_config *config)
761 {
762 	unsigned long *supported = config->supported_interfaces;
763 
764 	mv88e6390_phylink_get_caps(chip, port, config);
765 
766 	/* For the 6x90X, ports 2-7 can be in automedia mode.
767 	 * (Note that 6x90 doesn't support RXAUI nor XAUI).
768 	 *
769 	 * Port 2 can also support 1000BASE-X in automedia mode if port 9 is
770 	 * configured for 1000BASE-X, SGMII or 2500BASE-X.
771 	 * Port 3-4 can also support 1000BASE-X in automedia mode if port 9 is
772 	 * configured for RXAUI, 1000BASE-X, SGMII or 2500BASE-X.
773 	 *
774 	 * Port 5 can also support 1000BASE-X in automedia mode if port 10 is
775 	 * configured for 1000BASE-X, SGMII or 2500BASE-X.
776 	 * Port 6-7 can also support 1000BASE-X in automedia mode if port 10 is
777 	 * configured for RXAUI, 1000BASE-X, SGMII or 2500BASE-X.
778 	 *
779 	 * For now, be permissive (as the old code was) and allow 1000BASE-X
780 	 * on ports 2..7.
781 	 */
782 	if (port >= 2 && port <= 7)
783 		__set_bit(PHY_INTERFACE_MODE_1000BASEX, supported);
784 
785 	/* The C_Mode field can also be programmed for 10G speeds */
786 	if (port == 9 || port == 10) {
787 		__set_bit(PHY_INTERFACE_MODE_XAUI, supported);
788 		__set_bit(PHY_INTERFACE_MODE_RXAUI, supported);
789 
790 		config->mac_capabilities |= MAC_10000FD;
791 	}
792 }
793 
mv88e6393x_phylink_get_caps(struct mv88e6xxx_chip * chip,int port,struct phylink_config * config)794 static void mv88e6393x_phylink_get_caps(struct mv88e6xxx_chip *chip, int port,
795 					struct phylink_config *config)
796 {
797 	unsigned long *supported = config->supported_interfaces;
798 	bool is_6191x =
799 		chip->info->prod_num == MV88E6XXX_PORT_SWITCH_ID_PROD_6191X;
800 
801 	mv88e6xxx_translate_cmode(chip->ports[port].cmode, supported);
802 
803 	config->mac_capabilities = MAC_SYM_PAUSE | MAC_10 | MAC_100 |
804 				   MAC_1000FD;
805 
806 	/* The C_Mode field can be programmed for ports 0, 9 and 10 */
807 	if (port == 0 || port == 9 || port == 10) {
808 		__set_bit(PHY_INTERFACE_MODE_SGMII, supported);
809 		__set_bit(PHY_INTERFACE_MODE_1000BASEX, supported);
810 
811 		/* 6191X supports >1G modes only on port 10 */
812 		if (!is_6191x || port == 10) {
813 			__set_bit(PHY_INTERFACE_MODE_2500BASEX, supported);
814 			__set_bit(PHY_INTERFACE_MODE_5GBASER, supported);
815 			__set_bit(PHY_INTERFACE_MODE_10GBASER, supported);
816 			/* FIXME: USXGMII is not supported yet */
817 			/* __set_bit(PHY_INTERFACE_MODE_USXGMII, supported); */
818 
819 			config->mac_capabilities |= MAC_2500FD | MAC_5000FD |
820 				MAC_10000FD;
821 		}
822 	}
823 
824 	if (port == 0) {
825 		__set_bit(PHY_INTERFACE_MODE_RMII, supported);
826 		__set_bit(PHY_INTERFACE_MODE_RGMII, supported);
827 		__set_bit(PHY_INTERFACE_MODE_RGMII_ID, supported);
828 		__set_bit(PHY_INTERFACE_MODE_RGMII_RXID, supported);
829 		__set_bit(PHY_INTERFACE_MODE_RGMII_TXID, supported);
830 	}
831 }
832 
mv88e6xxx_get_caps(struct dsa_switch * ds,int port,struct phylink_config * config)833 static void mv88e6xxx_get_caps(struct dsa_switch *ds, int port,
834 			       struct phylink_config *config)
835 {
836 	struct mv88e6xxx_chip *chip = ds->priv;
837 
838 	mv88e6xxx_reg_lock(chip);
839 	chip->info->ops->phylink_get_caps(chip, port, config);
840 	mv88e6xxx_reg_unlock(chip);
841 
842 	if (mv88e6xxx_phy_is_internal(ds, port)) {
843 		__set_bit(PHY_INTERFACE_MODE_INTERNAL,
844 			  config->supported_interfaces);
845 		/* Internal ports with no phy-mode need GMII for PHYLIB */
846 		__set_bit(PHY_INTERFACE_MODE_GMII,
847 			  config->supported_interfaces);
848 	}
849 }
850 
mv88e6xxx_mac_config(struct dsa_switch * ds,int port,unsigned int mode,const struct phylink_link_state * state)851 static void mv88e6xxx_mac_config(struct dsa_switch *ds, int port,
852 				 unsigned int mode,
853 				 const struct phylink_link_state *state)
854 {
855 	struct mv88e6xxx_chip *chip = ds->priv;
856 	struct mv88e6xxx_port *p;
857 	int err = 0;
858 
859 	p = &chip->ports[port];
860 
861 	mv88e6xxx_reg_lock(chip);
862 
863 	if (mode != MLO_AN_PHY || !mv88e6xxx_phy_is_internal(ds, port)) {
864 		/* In inband mode, the link may come up at any time while the
865 		 * link is not forced down. Force the link down while we
866 		 * reconfigure the interface mode.
867 		 */
868 		if (mode == MLO_AN_INBAND &&
869 		    p->interface != state->interface &&
870 		    chip->info->ops->port_set_link)
871 			chip->info->ops->port_set_link(chip, port,
872 						       LINK_FORCED_DOWN);
873 
874 		err = mv88e6xxx_port_config_interface(chip, port,
875 						      state->interface);
876 		if (err && err != -EOPNOTSUPP)
877 			goto err_unlock;
878 
879 		err = mv88e6xxx_serdes_pcs_config(chip, port, mode,
880 						  state->interface,
881 						  state->advertising);
882 		/* FIXME: we should restart negotiation if something changed -
883 		 * which is something we get if we convert to using phylinks
884 		 * PCS operations.
885 		 */
886 		if (err > 0)
887 			err = 0;
888 	}
889 
890 	/* Undo the forced down state above after completing configuration
891 	 * irrespective of its state on entry, which allows the link to come
892 	 * up in the in-band case where there is no separate SERDES. Also
893 	 * ensure that the link can come up if the PPU is in use and we are
894 	 * in PHY mode (we treat the PPU as an effective in-band mechanism.)
895 	 */
896 	if (chip->info->ops->port_set_link &&
897 	    ((mode == MLO_AN_INBAND && p->interface != state->interface) ||
898 	     (mode == MLO_AN_PHY && mv88e6xxx_port_ppu_updates(chip, port))))
899 		chip->info->ops->port_set_link(chip, port, LINK_UNFORCED);
900 
901 	p->interface = state->interface;
902 
903 err_unlock:
904 	mv88e6xxx_reg_unlock(chip);
905 
906 	if (err && err != -EOPNOTSUPP)
907 		dev_err(ds->dev, "p%d: failed to configure MAC/PCS\n", port);
908 }
909 
mv88e6xxx_mac_link_down(struct dsa_switch * ds,int port,unsigned int mode,phy_interface_t interface)910 static void mv88e6xxx_mac_link_down(struct dsa_switch *ds, int port,
911 				    unsigned int mode,
912 				    phy_interface_t interface)
913 {
914 	struct mv88e6xxx_chip *chip = ds->priv;
915 	const struct mv88e6xxx_ops *ops;
916 	int err = 0;
917 
918 	ops = chip->info->ops;
919 
920 	mv88e6xxx_reg_lock(chip);
921 	/* Force the link down if we know the port may not be automatically
922 	 * updated by the switch or if we are using fixed-link mode.
923 	 */
924 	if ((!mv88e6xxx_port_ppu_updates(chip, port) ||
925 	     mode == MLO_AN_FIXED) && ops->port_sync_link)
926 		err = ops->port_sync_link(chip, port, mode, false);
927 
928 	if (!err && ops->port_set_speed_duplex)
929 		err = ops->port_set_speed_duplex(chip, port, SPEED_UNFORCED,
930 						 DUPLEX_UNFORCED);
931 	mv88e6xxx_reg_unlock(chip);
932 
933 	if (err)
934 		dev_err(chip->dev,
935 			"p%d: failed to force MAC link down\n", port);
936 }
937 
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)938 static void mv88e6xxx_mac_link_up(struct dsa_switch *ds, int port,
939 				  unsigned int mode, phy_interface_t interface,
940 				  struct phy_device *phydev,
941 				  int speed, int duplex,
942 				  bool tx_pause, bool rx_pause)
943 {
944 	struct mv88e6xxx_chip *chip = ds->priv;
945 	const struct mv88e6xxx_ops *ops;
946 	int err = 0;
947 
948 	ops = chip->info->ops;
949 
950 	mv88e6xxx_reg_lock(chip);
951 	/* Configure and force the link up if we know that the port may not
952 	 * automatically updated by the switch or if we are using fixed-link
953 	 * mode.
954 	 */
955 	if (!mv88e6xxx_port_ppu_updates(chip, port) ||
956 	    mode == MLO_AN_FIXED) {
957 		/* FIXME: for an automedia port, should we force the link
958 		 * down here - what if the link comes up due to "other" media
959 		 * while we're bringing the port up, how is the exclusivity
960 		 * handled in the Marvell hardware? E.g. port 2 on 88E6390
961 		 * shared between internal PHY and Serdes.
962 		 */
963 		err = mv88e6xxx_serdes_pcs_link_up(chip, port, mode, speed,
964 						   duplex);
965 		if (err)
966 			goto error;
967 
968 		if (ops->port_set_speed_duplex) {
969 			err = ops->port_set_speed_duplex(chip, port,
970 							 speed, duplex);
971 			if (err && err != -EOPNOTSUPP)
972 				goto error;
973 		}
974 
975 		if (ops->port_sync_link)
976 			err = ops->port_sync_link(chip, port, mode, true);
977 	}
978 error:
979 	mv88e6xxx_reg_unlock(chip);
980 
981 	if (err && err != -EOPNOTSUPP)
982 		dev_err(ds->dev,
983 			"p%d: failed to configure MAC link up\n", port);
984 }
985 
mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip * chip,int port)986 static int mv88e6xxx_stats_snapshot(struct mv88e6xxx_chip *chip, int port)
987 {
988 	if (!chip->info->ops->stats_snapshot)
989 		return -EOPNOTSUPP;
990 
991 	return chip->info->ops->stats_snapshot(chip, port);
992 }
993 
994 static struct mv88e6xxx_hw_stat mv88e6xxx_hw_stats[] = {
995 	{ "in_good_octets",		8, 0x00, STATS_TYPE_BANK0, },
996 	{ "in_bad_octets",		4, 0x02, STATS_TYPE_BANK0, },
997 	{ "in_unicast",			4, 0x04, STATS_TYPE_BANK0, },
998 	{ "in_broadcasts",		4, 0x06, STATS_TYPE_BANK0, },
999 	{ "in_multicasts",		4, 0x07, STATS_TYPE_BANK0, },
1000 	{ "in_pause",			4, 0x16, STATS_TYPE_BANK0, },
1001 	{ "in_undersize",		4, 0x18, STATS_TYPE_BANK0, },
1002 	{ "in_fragments",		4, 0x19, STATS_TYPE_BANK0, },
1003 	{ "in_oversize",		4, 0x1a, STATS_TYPE_BANK0, },
1004 	{ "in_jabber",			4, 0x1b, STATS_TYPE_BANK0, },
1005 	{ "in_rx_error",		4, 0x1c, STATS_TYPE_BANK0, },
1006 	{ "in_fcs_error",		4, 0x1d, STATS_TYPE_BANK0, },
1007 	{ "out_octets",			8, 0x0e, STATS_TYPE_BANK0, },
1008 	{ "out_unicast",		4, 0x10, STATS_TYPE_BANK0, },
1009 	{ "out_broadcasts",		4, 0x13, STATS_TYPE_BANK0, },
1010 	{ "out_multicasts",		4, 0x12, STATS_TYPE_BANK0, },
1011 	{ "out_pause",			4, 0x15, STATS_TYPE_BANK0, },
1012 	{ "excessive",			4, 0x11, STATS_TYPE_BANK0, },
1013 	{ "collisions",			4, 0x1e, STATS_TYPE_BANK0, },
1014 	{ "deferred",			4, 0x05, STATS_TYPE_BANK0, },
1015 	{ "single",			4, 0x14, STATS_TYPE_BANK0, },
1016 	{ "multiple",			4, 0x17, STATS_TYPE_BANK0, },
1017 	{ "out_fcs_error",		4, 0x03, STATS_TYPE_BANK0, },
1018 	{ "late",			4, 0x1f, STATS_TYPE_BANK0, },
1019 	{ "hist_64bytes",		4, 0x08, STATS_TYPE_BANK0, },
1020 	{ "hist_65_127bytes",		4, 0x09, STATS_TYPE_BANK0, },
1021 	{ "hist_128_255bytes",		4, 0x0a, STATS_TYPE_BANK0, },
1022 	{ "hist_256_511bytes",		4, 0x0b, STATS_TYPE_BANK0, },
1023 	{ "hist_512_1023bytes",		4, 0x0c, STATS_TYPE_BANK0, },
1024 	{ "hist_1024_max_bytes",	4, 0x0d, STATS_TYPE_BANK0, },
1025 	{ "sw_in_discards",		4, 0x10, STATS_TYPE_PORT, },
1026 	{ "sw_in_filtered",		2, 0x12, STATS_TYPE_PORT, },
1027 	{ "sw_out_filtered",		2, 0x13, STATS_TYPE_PORT, },
1028 	{ "in_discards",		4, 0x00, STATS_TYPE_BANK1, },
1029 	{ "in_filtered",		4, 0x01, STATS_TYPE_BANK1, },
1030 	{ "in_accepted",		4, 0x02, STATS_TYPE_BANK1, },
1031 	{ "in_bad_accepted",		4, 0x03, STATS_TYPE_BANK1, },
1032 	{ "in_good_avb_class_a",	4, 0x04, STATS_TYPE_BANK1, },
1033 	{ "in_good_avb_class_b",	4, 0x05, STATS_TYPE_BANK1, },
1034 	{ "in_bad_avb_class_a",		4, 0x06, STATS_TYPE_BANK1, },
1035 	{ "in_bad_avb_class_b",		4, 0x07, STATS_TYPE_BANK1, },
1036 	{ "tcam_counter_0",		4, 0x08, STATS_TYPE_BANK1, },
1037 	{ "tcam_counter_1",		4, 0x09, STATS_TYPE_BANK1, },
1038 	{ "tcam_counter_2",		4, 0x0a, STATS_TYPE_BANK1, },
1039 	{ "tcam_counter_3",		4, 0x0b, STATS_TYPE_BANK1, },
1040 	{ "in_da_unknown",		4, 0x0e, STATS_TYPE_BANK1, },
1041 	{ "in_management",		4, 0x0f, STATS_TYPE_BANK1, },
1042 	{ "out_queue_0",		4, 0x10, STATS_TYPE_BANK1, },
1043 	{ "out_queue_1",		4, 0x11, STATS_TYPE_BANK1, },
1044 	{ "out_queue_2",		4, 0x12, STATS_TYPE_BANK1, },
1045 	{ "out_queue_3",		4, 0x13, STATS_TYPE_BANK1, },
1046 	{ "out_queue_4",		4, 0x14, STATS_TYPE_BANK1, },
1047 	{ "out_queue_5",		4, 0x15, STATS_TYPE_BANK1, },
1048 	{ "out_queue_6",		4, 0x16, STATS_TYPE_BANK1, },
1049 	{ "out_queue_7",		4, 0x17, STATS_TYPE_BANK1, },
1050 	{ "out_cut_through",		4, 0x18, STATS_TYPE_BANK1, },
1051 	{ "out_octets_a",		4, 0x1a, STATS_TYPE_BANK1, },
1052 	{ "out_octets_b",		4, 0x1b, STATS_TYPE_BANK1, },
1053 	{ "out_management",		4, 0x1f, STATS_TYPE_BANK1, },
1054 };
1055 
_mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip * chip,struct mv88e6xxx_hw_stat * s,int port,u16 bank1_select,u16 histogram)1056 static uint64_t _mv88e6xxx_get_ethtool_stat(struct mv88e6xxx_chip *chip,
1057 					    struct mv88e6xxx_hw_stat *s,
1058 					    int port, u16 bank1_select,
1059 					    u16 histogram)
1060 {
1061 	u32 low;
1062 	u32 high = 0;
1063 	u16 reg = 0;
1064 	int err;
1065 	u64 value;
1066 
1067 	switch (s->type) {
1068 	case STATS_TYPE_PORT:
1069 		err = mv88e6xxx_port_read(chip, port, s->reg, &reg);
1070 		if (err)
1071 			return U64_MAX;
1072 
1073 		low = reg;
1074 		if (s->size == 4) {
1075 			err = mv88e6xxx_port_read(chip, port, s->reg + 1, &reg);
1076 			if (err)
1077 				return U64_MAX;
1078 			low |= ((u32)reg) << 16;
1079 		}
1080 		break;
1081 	case STATS_TYPE_BANK1:
1082 		reg = bank1_select;
1083 		fallthrough;
1084 	case STATS_TYPE_BANK0:
1085 		reg |= s->reg | histogram;
1086 		mv88e6xxx_g1_stats_read(chip, reg, &low);
1087 		if (s->size == 8)
1088 			mv88e6xxx_g1_stats_read(chip, reg + 1, &high);
1089 		break;
1090 	default:
1091 		return U64_MAX;
1092 	}
1093 	value = (((u64)high) << 32) | low;
1094 	return value;
1095 }
1096 
mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data,int types)1097 static int mv88e6xxx_stats_get_strings(struct mv88e6xxx_chip *chip,
1098 				       uint8_t *data, int types)
1099 {
1100 	struct mv88e6xxx_hw_stat *stat;
1101 	int i, j;
1102 
1103 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1104 		stat = &mv88e6xxx_hw_stats[i];
1105 		if (stat->type & types) {
1106 			memcpy(data + j * ETH_GSTRING_LEN, stat->string,
1107 			       ETH_GSTRING_LEN);
1108 			j++;
1109 		}
1110 	}
1111 
1112 	return j;
1113 }
1114 
mv88e6095_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)1115 static int mv88e6095_stats_get_strings(struct mv88e6xxx_chip *chip,
1116 				       uint8_t *data)
1117 {
1118 	return mv88e6xxx_stats_get_strings(chip, data,
1119 					   STATS_TYPE_BANK0 | STATS_TYPE_PORT);
1120 }
1121 
mv88e6250_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)1122 static int mv88e6250_stats_get_strings(struct mv88e6xxx_chip *chip,
1123 				       uint8_t *data)
1124 {
1125 	return mv88e6xxx_stats_get_strings(chip, data, STATS_TYPE_BANK0);
1126 }
1127 
mv88e6320_stats_get_strings(struct mv88e6xxx_chip * chip,uint8_t * data)1128 static int mv88e6320_stats_get_strings(struct mv88e6xxx_chip *chip,
1129 				       uint8_t *data)
1130 {
1131 	return mv88e6xxx_stats_get_strings(chip, data,
1132 					   STATS_TYPE_BANK0 | STATS_TYPE_BANK1);
1133 }
1134 
1135 static const uint8_t *mv88e6xxx_atu_vtu_stats_strings[] = {
1136 	"atu_member_violation",
1137 	"atu_miss_violation",
1138 	"atu_full_violation",
1139 	"vtu_member_violation",
1140 	"vtu_miss_violation",
1141 };
1142 
mv88e6xxx_atu_vtu_get_strings(uint8_t * data)1143 static void mv88e6xxx_atu_vtu_get_strings(uint8_t *data)
1144 {
1145 	unsigned int i;
1146 
1147 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings); i++)
1148 		strscpy(data + i * ETH_GSTRING_LEN,
1149 			mv88e6xxx_atu_vtu_stats_strings[i],
1150 			ETH_GSTRING_LEN);
1151 }
1152 
mv88e6xxx_get_strings(struct dsa_switch * ds,int port,u32 stringset,uint8_t * data)1153 static void mv88e6xxx_get_strings(struct dsa_switch *ds, int port,
1154 				  u32 stringset, uint8_t *data)
1155 {
1156 	struct mv88e6xxx_chip *chip = ds->priv;
1157 	int count = 0;
1158 
1159 	if (stringset != ETH_SS_STATS)
1160 		return;
1161 
1162 	mv88e6xxx_reg_lock(chip);
1163 
1164 	if (chip->info->ops->stats_get_strings)
1165 		count = chip->info->ops->stats_get_strings(chip, data);
1166 
1167 	if (chip->info->ops->serdes_get_strings) {
1168 		data += count * ETH_GSTRING_LEN;
1169 		count = chip->info->ops->serdes_get_strings(chip, port, data);
1170 	}
1171 
1172 	data += count * ETH_GSTRING_LEN;
1173 	mv88e6xxx_atu_vtu_get_strings(data);
1174 
1175 	mv88e6xxx_reg_unlock(chip);
1176 }
1177 
mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip * chip,int types)1178 static int mv88e6xxx_stats_get_sset_count(struct mv88e6xxx_chip *chip,
1179 					  int types)
1180 {
1181 	struct mv88e6xxx_hw_stat *stat;
1182 	int i, j;
1183 
1184 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1185 		stat = &mv88e6xxx_hw_stats[i];
1186 		if (stat->type & types)
1187 			j++;
1188 	}
1189 	return j;
1190 }
1191 
mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip * chip)1192 static int mv88e6095_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1193 {
1194 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1195 					      STATS_TYPE_PORT);
1196 }
1197 
mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip * chip)1198 static int mv88e6250_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1199 {
1200 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0);
1201 }
1202 
mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip * chip)1203 static int mv88e6320_stats_get_sset_count(struct mv88e6xxx_chip *chip)
1204 {
1205 	return mv88e6xxx_stats_get_sset_count(chip, STATS_TYPE_BANK0 |
1206 					      STATS_TYPE_BANK1);
1207 }
1208 
mv88e6xxx_get_sset_count(struct dsa_switch * ds,int port,int sset)1209 static int mv88e6xxx_get_sset_count(struct dsa_switch *ds, int port, int sset)
1210 {
1211 	struct mv88e6xxx_chip *chip = ds->priv;
1212 	int serdes_count = 0;
1213 	int count = 0;
1214 
1215 	if (sset != ETH_SS_STATS)
1216 		return 0;
1217 
1218 	mv88e6xxx_reg_lock(chip);
1219 	if (chip->info->ops->stats_get_sset_count)
1220 		count = chip->info->ops->stats_get_sset_count(chip);
1221 	if (count < 0)
1222 		goto out;
1223 
1224 	if (chip->info->ops->serdes_get_sset_count)
1225 		serdes_count = chip->info->ops->serdes_get_sset_count(chip,
1226 								      port);
1227 	if (serdes_count < 0) {
1228 		count = serdes_count;
1229 		goto out;
1230 	}
1231 	count += serdes_count;
1232 	count += ARRAY_SIZE(mv88e6xxx_atu_vtu_stats_strings);
1233 
1234 out:
1235 	mv88e6xxx_reg_unlock(chip);
1236 
1237 	return count;
1238 }
1239 
mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data,int types,u16 bank1_select,u16 histogram)1240 static int mv88e6xxx_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1241 				     uint64_t *data, int types,
1242 				     u16 bank1_select, u16 histogram)
1243 {
1244 	struct mv88e6xxx_hw_stat *stat;
1245 	int i, j;
1246 
1247 	for (i = 0, j = 0; i < ARRAY_SIZE(mv88e6xxx_hw_stats); i++) {
1248 		stat = &mv88e6xxx_hw_stats[i];
1249 		if (stat->type & types) {
1250 			mv88e6xxx_reg_lock(chip);
1251 			data[j] = _mv88e6xxx_get_ethtool_stat(chip, stat, port,
1252 							      bank1_select,
1253 							      histogram);
1254 			mv88e6xxx_reg_unlock(chip);
1255 
1256 			j++;
1257 		}
1258 	}
1259 	return j;
1260 }
1261 
mv88e6095_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1262 static int mv88e6095_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1263 				     uint64_t *data)
1264 {
1265 	return mv88e6xxx_stats_get_stats(chip, port, data,
1266 					 STATS_TYPE_BANK0 | STATS_TYPE_PORT,
1267 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1268 }
1269 
mv88e6250_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1270 static int mv88e6250_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1271 				     uint64_t *data)
1272 {
1273 	return mv88e6xxx_stats_get_stats(chip, port, data, STATS_TYPE_BANK0,
1274 					 0, MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1275 }
1276 
mv88e6320_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1277 static int mv88e6320_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1278 				     uint64_t *data)
1279 {
1280 	return mv88e6xxx_stats_get_stats(chip, port, data,
1281 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1282 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_9,
1283 					 MV88E6XXX_G1_STATS_OP_HIST_RX_TX);
1284 }
1285 
mv88e6390_stats_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1286 static int mv88e6390_stats_get_stats(struct mv88e6xxx_chip *chip, int port,
1287 				     uint64_t *data)
1288 {
1289 	return mv88e6xxx_stats_get_stats(chip, port, data,
1290 					 STATS_TYPE_BANK0 | STATS_TYPE_BANK1,
1291 					 MV88E6XXX_G1_STATS_OP_BANK_1_BIT_10,
1292 					 0);
1293 }
1294 
mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1295 static void mv88e6xxx_atu_vtu_get_stats(struct mv88e6xxx_chip *chip, int port,
1296 					uint64_t *data)
1297 {
1298 	*data++ = chip->ports[port].atu_member_violation;
1299 	*data++ = chip->ports[port].atu_miss_violation;
1300 	*data++ = chip->ports[port].atu_full_violation;
1301 	*data++ = chip->ports[port].vtu_member_violation;
1302 	*data++ = chip->ports[port].vtu_miss_violation;
1303 }
1304 
mv88e6xxx_get_stats(struct mv88e6xxx_chip * chip,int port,uint64_t * data)1305 static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port,
1306 				uint64_t *data)
1307 {
1308 	int count = 0;
1309 
1310 	if (chip->info->ops->stats_get_stats)
1311 		count = chip->info->ops->stats_get_stats(chip, port, data);
1312 
1313 	mv88e6xxx_reg_lock(chip);
1314 	if (chip->info->ops->serdes_get_stats) {
1315 		data += count;
1316 		count = chip->info->ops->serdes_get_stats(chip, port, data);
1317 	}
1318 	data += count;
1319 	mv88e6xxx_atu_vtu_get_stats(chip, port, data);
1320 	mv88e6xxx_reg_unlock(chip);
1321 }
1322 
mv88e6xxx_get_ethtool_stats(struct dsa_switch * ds,int port,uint64_t * data)1323 static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port,
1324 					uint64_t *data)
1325 {
1326 	struct mv88e6xxx_chip *chip = ds->priv;
1327 	int ret;
1328 
1329 	mv88e6xxx_reg_lock(chip);
1330 
1331 	ret = mv88e6xxx_stats_snapshot(chip, port);
1332 	mv88e6xxx_reg_unlock(chip);
1333 
1334 	if (ret < 0)
1335 		return;
1336 
1337 	mv88e6xxx_get_stats(chip, port, data);
1338 
1339 }
1340 
mv88e6xxx_get_regs_len(struct dsa_switch * ds,int port)1341 static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port)
1342 {
1343 	struct mv88e6xxx_chip *chip = ds->priv;
1344 	int len;
1345 
1346 	len = 32 * sizeof(u16);
1347 	if (chip->info->ops->serdes_get_regs_len)
1348 		len += chip->info->ops->serdes_get_regs_len(chip, port);
1349 
1350 	return len;
1351 }
1352 
mv88e6xxx_get_regs(struct dsa_switch * ds,int port,struct ethtool_regs * regs,void * _p)1353 static void mv88e6xxx_get_regs(struct dsa_switch *ds, int port,
1354 			       struct ethtool_regs *regs, void *_p)
1355 {
1356 	struct mv88e6xxx_chip *chip = ds->priv;
1357 	int err;
1358 	u16 reg;
1359 	u16 *p = _p;
1360 	int i;
1361 
1362 	regs->version = chip->info->prod_num;
1363 
1364 	memset(p, 0xff, 32 * sizeof(u16));
1365 
1366 	mv88e6xxx_reg_lock(chip);
1367 
1368 	for (i = 0; i < 32; i++) {
1369 
1370 		err = mv88e6xxx_port_read(chip, port, i, &reg);
1371 		if (!err)
1372 			p[i] = reg;
1373 	}
1374 
1375 	if (chip->info->ops->serdes_get_regs)
1376 		chip->info->ops->serdes_get_regs(chip, port, &p[i]);
1377 
1378 	mv88e6xxx_reg_unlock(chip);
1379 }
1380 
mv88e6xxx_get_mac_eee(struct dsa_switch * ds,int port,struct ethtool_eee * e)1381 static int mv88e6xxx_get_mac_eee(struct dsa_switch *ds, int port,
1382 				 struct ethtool_eee *e)
1383 {
1384 	/* Nothing to do on the port's MAC */
1385 	return 0;
1386 }
1387 
mv88e6xxx_set_mac_eee(struct dsa_switch * ds,int port,struct ethtool_eee * e)1388 static int mv88e6xxx_set_mac_eee(struct dsa_switch *ds, int port,
1389 				 struct ethtool_eee *e)
1390 {
1391 	/* Nothing to do on the port's MAC */
1392 	return 0;
1393 }
1394 
1395 /* 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)1396 static u16 mv88e6xxx_port_vlan(struct mv88e6xxx_chip *chip, int dev, int port)
1397 {
1398 	struct dsa_switch *ds = chip->ds;
1399 	struct dsa_switch_tree *dst = ds->dst;
1400 	struct dsa_port *dp, *other_dp;
1401 	bool found = false;
1402 	u16 pvlan;
1403 
1404 	/* dev is a physical switch */
1405 	if (dev <= dst->last_switch) {
1406 		list_for_each_entry(dp, &dst->ports, list) {
1407 			if (dp->ds->index == dev && dp->index == port) {
1408 				/* dp might be a DSA link or a user port, so it
1409 				 * might or might not have a bridge.
1410 				 * Use the "found" variable for both cases.
1411 				 */
1412 				found = true;
1413 				break;
1414 			}
1415 		}
1416 	/* dev is a virtual bridge */
1417 	} else {
1418 		list_for_each_entry(dp, &dst->ports, list) {
1419 			unsigned int bridge_num = dsa_port_bridge_num_get(dp);
1420 
1421 			if (!bridge_num)
1422 				continue;
1423 
1424 			if (bridge_num + dst->last_switch != dev)
1425 				continue;
1426 
1427 			found = true;
1428 			break;
1429 		}
1430 	}
1431 
1432 	/* Prevent frames from unknown switch or virtual bridge */
1433 	if (!found)
1434 		return 0;
1435 
1436 	/* Frames from DSA links and CPU ports can egress any local port */
1437 	if (dp->type == DSA_PORT_TYPE_CPU || dp->type == DSA_PORT_TYPE_DSA)
1438 		return mv88e6xxx_port_mask(chip);
1439 
1440 	pvlan = 0;
1441 
1442 	/* Frames from standalone user ports can only egress on the
1443 	 * upstream port.
1444 	 */
1445 	if (!dsa_port_bridge_dev_get(dp))
1446 		return BIT(dsa_switch_upstream_port(ds));
1447 
1448 	/* Frames from bridged user ports can egress any local DSA
1449 	 * links and CPU ports, as well as any local member of their
1450 	 * bridge group.
1451 	 */
1452 	dsa_switch_for_each_port(other_dp, ds)
1453 		if (other_dp->type == DSA_PORT_TYPE_CPU ||
1454 		    other_dp->type == DSA_PORT_TYPE_DSA ||
1455 		    dsa_port_bridge_same(dp, other_dp))
1456 			pvlan |= BIT(other_dp->index);
1457 
1458 	return pvlan;
1459 }
1460 
mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip * chip,int port)1461 static int mv88e6xxx_port_vlan_map(struct mv88e6xxx_chip *chip, int port)
1462 {
1463 	u16 output_ports = mv88e6xxx_port_vlan(chip, chip->ds->index, port);
1464 
1465 	/* prevent frames from going back out of the port they came in on */
1466 	output_ports &= ~BIT(port);
1467 
1468 	return mv88e6xxx_port_set_vlan_map(chip, port, output_ports);
1469 }
1470 
mv88e6xxx_port_stp_state_set(struct dsa_switch * ds,int port,u8 state)1471 static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port,
1472 					 u8 state)
1473 {
1474 	struct mv88e6xxx_chip *chip = ds->priv;
1475 	int err;
1476 
1477 	mv88e6xxx_reg_lock(chip);
1478 	err = mv88e6xxx_port_set_state(chip, port, state);
1479 	mv88e6xxx_reg_unlock(chip);
1480 
1481 	if (err)
1482 		dev_err(ds->dev, "p%d: failed to update state\n", port);
1483 }
1484 
mv88e6xxx_pri_setup(struct mv88e6xxx_chip * chip)1485 static int mv88e6xxx_pri_setup(struct mv88e6xxx_chip *chip)
1486 {
1487 	int err;
1488 
1489 	if (chip->info->ops->ieee_pri_map) {
1490 		err = chip->info->ops->ieee_pri_map(chip);
1491 		if (err)
1492 			return err;
1493 	}
1494 
1495 	if (chip->info->ops->ip_pri_map) {
1496 		err = chip->info->ops->ip_pri_map(chip);
1497 		if (err)
1498 			return err;
1499 	}
1500 
1501 	return 0;
1502 }
1503 
mv88e6xxx_devmap_setup(struct mv88e6xxx_chip * chip)1504 static int mv88e6xxx_devmap_setup(struct mv88e6xxx_chip *chip)
1505 {
1506 	struct dsa_switch *ds = chip->ds;
1507 	int target, port;
1508 	int err;
1509 
1510 	if (!chip->info->global2_addr)
1511 		return 0;
1512 
1513 	/* Initialize the routing port to the 32 possible target devices */
1514 	for (target = 0; target < 32; target++) {
1515 		port = dsa_routing_port(ds, target);
1516 		if (port == ds->num_ports)
1517 			port = 0x1f;
1518 
1519 		err = mv88e6xxx_g2_device_mapping_write(chip, target, port);
1520 		if (err)
1521 			return err;
1522 	}
1523 
1524 	if (chip->info->ops->set_cascade_port) {
1525 		port = MV88E6XXX_CASCADE_PORT_MULTIPLE;
1526 		err = chip->info->ops->set_cascade_port(chip, port);
1527 		if (err)
1528 			return err;
1529 	}
1530 
1531 	err = mv88e6xxx_g1_set_device_number(chip, chip->ds->index);
1532 	if (err)
1533 		return err;
1534 
1535 	return 0;
1536 }
1537 
mv88e6xxx_trunk_setup(struct mv88e6xxx_chip * chip)1538 static int mv88e6xxx_trunk_setup(struct mv88e6xxx_chip *chip)
1539 {
1540 	/* Clear all trunk masks and mapping */
1541 	if (chip->info->global2_addr)
1542 		return mv88e6xxx_g2_trunk_clear(chip);
1543 
1544 	return 0;
1545 }
1546 
mv88e6xxx_rmu_setup(struct mv88e6xxx_chip * chip)1547 static int mv88e6xxx_rmu_setup(struct mv88e6xxx_chip *chip)
1548 {
1549 	if (chip->info->ops->rmu_disable)
1550 		return chip->info->ops->rmu_disable(chip);
1551 
1552 	return 0;
1553 }
1554 
mv88e6xxx_pot_setup(struct mv88e6xxx_chip * chip)1555 static int mv88e6xxx_pot_setup(struct mv88e6xxx_chip *chip)
1556 {
1557 	if (chip->info->ops->pot_clear)
1558 		return chip->info->ops->pot_clear(chip);
1559 
1560 	return 0;
1561 }
1562 
mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip * chip)1563 static int mv88e6xxx_rsvd2cpu_setup(struct mv88e6xxx_chip *chip)
1564 {
1565 	if (chip->info->ops->mgmt_rsvd2cpu)
1566 		return chip->info->ops->mgmt_rsvd2cpu(chip);
1567 
1568 	return 0;
1569 }
1570 
mv88e6xxx_atu_setup(struct mv88e6xxx_chip * chip)1571 static int mv88e6xxx_atu_setup(struct mv88e6xxx_chip *chip)
1572 {
1573 	int err;
1574 
1575 	err = mv88e6xxx_g1_atu_flush(chip, 0, true);
1576 	if (err)
1577 		return err;
1578 
1579 	/* The chips that have a "learn2all" bit in Global1, ATU
1580 	 * Control are precisely those whose port registers have a
1581 	 * Message Port bit in Port Control 1 and hence implement
1582 	 * ->port_setup_message_port.
1583 	 */
1584 	if (chip->info->ops->port_setup_message_port) {
1585 		err = mv88e6xxx_g1_atu_set_learn2all(chip, true);
1586 		if (err)
1587 			return err;
1588 	}
1589 
1590 	return mv88e6xxx_g1_atu_set_age_time(chip, 300000);
1591 }
1592 
mv88e6xxx_irl_setup(struct mv88e6xxx_chip * chip)1593 static int mv88e6xxx_irl_setup(struct mv88e6xxx_chip *chip)
1594 {
1595 	int port;
1596 	int err;
1597 
1598 	if (!chip->info->ops->irl_init_all)
1599 		return 0;
1600 
1601 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
1602 		/* Disable ingress rate limiting by resetting all per port
1603 		 * ingress rate limit resources to their initial state.
1604 		 */
1605 		err = chip->info->ops->irl_init_all(chip, port);
1606 		if (err)
1607 			return err;
1608 	}
1609 
1610 	return 0;
1611 }
1612 
mv88e6xxx_mac_setup(struct mv88e6xxx_chip * chip)1613 static int mv88e6xxx_mac_setup(struct mv88e6xxx_chip *chip)
1614 {
1615 	if (chip->info->ops->set_switch_mac) {
1616 		u8 addr[ETH_ALEN];
1617 
1618 		eth_random_addr(addr);
1619 
1620 		return chip->info->ops->set_switch_mac(chip, addr);
1621 	}
1622 
1623 	return 0;
1624 }
1625 
mv88e6xxx_pvt_map(struct mv88e6xxx_chip * chip,int dev,int port)1626 static int mv88e6xxx_pvt_map(struct mv88e6xxx_chip *chip, int dev, int port)
1627 {
1628 	struct dsa_switch_tree *dst = chip->ds->dst;
1629 	struct dsa_switch *ds;
1630 	struct dsa_port *dp;
1631 	u16 pvlan = 0;
1632 
1633 	if (!mv88e6xxx_has_pvt(chip))
1634 		return 0;
1635 
1636 	/* Skip the local source device, which uses in-chip port VLAN */
1637 	if (dev != chip->ds->index) {
1638 		pvlan = mv88e6xxx_port_vlan(chip, dev, port);
1639 
1640 		ds = dsa_switch_find(dst->index, dev);
1641 		dp = ds ? dsa_to_port(ds, port) : NULL;
1642 		if (dp && dp->lag) {
1643 			/* As the PVT is used to limit flooding of
1644 			 * FORWARD frames, which use the LAG ID as the
1645 			 * source port, we must translate dev/port to
1646 			 * the special "LAG device" in the PVT, using
1647 			 * the LAG ID (one-based) as the port number
1648 			 * (zero-based).
1649 			 */
1650 			dev = MV88E6XXX_G2_PVT_ADDR_DEV_TRUNK;
1651 			port = dsa_port_lag_id_get(dp) - 1;
1652 		}
1653 	}
1654 
1655 	return mv88e6xxx_g2_pvt_write(chip, dev, port, pvlan);
1656 }
1657 
mv88e6xxx_pvt_setup(struct mv88e6xxx_chip * chip)1658 static int mv88e6xxx_pvt_setup(struct mv88e6xxx_chip *chip)
1659 {
1660 	int dev, port;
1661 	int err;
1662 
1663 	if (!mv88e6xxx_has_pvt(chip))
1664 		return 0;
1665 
1666 	/* Clear 5 Bit Port for usage with Marvell Link Street devices:
1667 	 * use 4 bits for the Src_Port/Src_Trunk and 5 bits for the Src_Dev.
1668 	 */
1669 	err = mv88e6xxx_g2_misc_4_bit_port(chip);
1670 	if (err)
1671 		return err;
1672 
1673 	for (dev = 0; dev < MV88E6XXX_MAX_PVT_SWITCHES; ++dev) {
1674 		for (port = 0; port < MV88E6XXX_MAX_PVT_PORTS; ++port) {
1675 			err = mv88e6xxx_pvt_map(chip, dev, port);
1676 			if (err)
1677 				return err;
1678 		}
1679 	}
1680 
1681 	return 0;
1682 }
1683 
mv88e6xxx_port_fast_age_fid(struct mv88e6xxx_chip * chip,int port,u16 fid)1684 static int mv88e6xxx_port_fast_age_fid(struct mv88e6xxx_chip *chip, int port,
1685 				       u16 fid)
1686 {
1687 	if (dsa_to_port(chip->ds, port)->lag)
1688 		/* Hardware is incapable of fast-aging a LAG through a
1689 		 * regular ATU move operation. Until we have something
1690 		 * more fancy in place this is a no-op.
1691 		 */
1692 		return -EOPNOTSUPP;
1693 
1694 	return mv88e6xxx_g1_atu_remove(chip, fid, port, false);
1695 }
1696 
mv88e6xxx_port_fast_age(struct dsa_switch * ds,int port)1697 static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port)
1698 {
1699 	struct mv88e6xxx_chip *chip = ds->priv;
1700 	int err;
1701 
1702 	mv88e6xxx_reg_lock(chip);
1703 	err = mv88e6xxx_port_fast_age_fid(chip, port, 0);
1704 	mv88e6xxx_reg_unlock(chip);
1705 
1706 	if (err)
1707 		dev_err(chip->ds->dev, "p%d: failed to flush ATU: %d\n",
1708 			port, err);
1709 }
1710 
mv88e6xxx_vtu_setup(struct mv88e6xxx_chip * chip)1711 static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip)
1712 {
1713 	if (!mv88e6xxx_max_vid(chip))
1714 		return 0;
1715 
1716 	return mv88e6xxx_g1_vtu_flush(chip);
1717 }
1718 
mv88e6xxx_vtu_get(struct mv88e6xxx_chip * chip,u16 vid,struct mv88e6xxx_vtu_entry * entry)1719 static int mv88e6xxx_vtu_get(struct mv88e6xxx_chip *chip, u16 vid,
1720 			     struct mv88e6xxx_vtu_entry *entry)
1721 {
1722 	int err;
1723 
1724 	if (!chip->info->ops->vtu_getnext)
1725 		return -EOPNOTSUPP;
1726 
1727 	entry->vid = vid ? vid - 1 : mv88e6xxx_max_vid(chip);
1728 	entry->valid = false;
1729 
1730 	err = chip->info->ops->vtu_getnext(chip, entry);
1731 
1732 	if (entry->vid != vid)
1733 		entry->valid = false;
1734 
1735 	return err;
1736 }
1737 
mv88e6xxx_vtu_walk(struct mv88e6xxx_chip * chip,int (* cb)(struct mv88e6xxx_chip * chip,const struct mv88e6xxx_vtu_entry * entry,void * priv),void * priv)1738 static int mv88e6xxx_vtu_walk(struct mv88e6xxx_chip *chip,
1739 			      int (*cb)(struct mv88e6xxx_chip *chip,
1740 					const struct mv88e6xxx_vtu_entry *entry,
1741 					void *priv),
1742 			      void *priv)
1743 {
1744 	struct mv88e6xxx_vtu_entry entry = {
1745 		.vid = mv88e6xxx_max_vid(chip),
1746 		.valid = false,
1747 	};
1748 	int err;
1749 
1750 	if (!chip->info->ops->vtu_getnext)
1751 		return -EOPNOTSUPP;
1752 
1753 	do {
1754 		err = chip->info->ops->vtu_getnext(chip, &entry);
1755 		if (err)
1756 			return err;
1757 
1758 		if (!entry.valid)
1759 			break;
1760 
1761 		err = cb(chip, &entry, priv);
1762 		if (err)
1763 			return err;
1764 	} while (entry.vid < mv88e6xxx_max_vid(chip));
1765 
1766 	return 0;
1767 }
1768 
mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip * chip,struct mv88e6xxx_vtu_entry * entry)1769 static int mv88e6xxx_vtu_loadpurge(struct mv88e6xxx_chip *chip,
1770 				   struct mv88e6xxx_vtu_entry *entry)
1771 {
1772 	if (!chip->info->ops->vtu_loadpurge)
1773 		return -EOPNOTSUPP;
1774 
1775 	return chip->info->ops->vtu_loadpurge(chip, entry);
1776 }
1777 
mv88e6xxx_fid_map_vlan(struct mv88e6xxx_chip * chip,const struct mv88e6xxx_vtu_entry * entry,void * _fid_bitmap)1778 static int mv88e6xxx_fid_map_vlan(struct mv88e6xxx_chip *chip,
1779 				  const struct mv88e6xxx_vtu_entry *entry,
1780 				  void *_fid_bitmap)
1781 {
1782 	unsigned long *fid_bitmap = _fid_bitmap;
1783 
1784 	set_bit(entry->fid, fid_bitmap);
1785 	return 0;
1786 }
1787 
mv88e6xxx_fid_map(struct mv88e6xxx_chip * chip,unsigned long * fid_bitmap)1788 int mv88e6xxx_fid_map(struct mv88e6xxx_chip *chip, unsigned long *fid_bitmap)
1789 {
1790 	bitmap_zero(fid_bitmap, MV88E6XXX_N_FID);
1791 
1792 	/* Every FID has an associated VID, so walking the VTU
1793 	 * will discover the full set of FIDs in use.
1794 	 */
1795 	return mv88e6xxx_vtu_walk(chip, mv88e6xxx_fid_map_vlan, fid_bitmap);
1796 }
1797 
mv88e6xxx_atu_new(struct mv88e6xxx_chip * chip,u16 * fid)1798 static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
1799 {
1800 	DECLARE_BITMAP(fid_bitmap, MV88E6XXX_N_FID);
1801 	int err;
1802 
1803 	err = mv88e6xxx_fid_map(chip, fid_bitmap);
1804 	if (err)
1805 		return err;
1806 
1807 	*fid = find_first_zero_bit(fid_bitmap, MV88E6XXX_N_FID);
1808 	if (unlikely(*fid >= mv88e6xxx_num_databases(chip)))
1809 		return -ENOSPC;
1810 
1811 	/* Clear the database */
1812 	return mv88e6xxx_g1_atu_flush(chip, *fid, true);
1813 }
1814 
mv88e6xxx_stu_loadpurge(struct mv88e6xxx_chip * chip,struct mv88e6xxx_stu_entry * entry)1815 static int mv88e6xxx_stu_loadpurge(struct mv88e6xxx_chip *chip,
1816 				   struct mv88e6xxx_stu_entry *entry)
1817 {
1818 	if (!chip->info->ops->stu_loadpurge)
1819 		return -EOPNOTSUPP;
1820 
1821 	return chip->info->ops->stu_loadpurge(chip, entry);
1822 }
1823 
mv88e6xxx_stu_setup(struct mv88e6xxx_chip * chip)1824 static int mv88e6xxx_stu_setup(struct mv88e6xxx_chip *chip)
1825 {
1826 	struct mv88e6xxx_stu_entry stu = {
1827 		.valid = true,
1828 		.sid = 0
1829 	};
1830 
1831 	if (!mv88e6xxx_has_stu(chip))
1832 		return 0;
1833 
1834 	/* Make sure that SID 0 is always valid. This is used by VTU
1835 	 * entries that do not make use of the STU, e.g. when creating
1836 	 * a VLAN upper on a port that is also part of a VLAN
1837 	 * filtering bridge.
1838 	 */
1839 	return mv88e6xxx_stu_loadpurge(chip, &stu);
1840 }
1841 
mv88e6xxx_sid_get(struct mv88e6xxx_chip * chip,u8 * sid)1842 static int mv88e6xxx_sid_get(struct mv88e6xxx_chip *chip, u8 *sid)
1843 {
1844 	DECLARE_BITMAP(busy, MV88E6XXX_N_SID) = { 0 };
1845 	struct mv88e6xxx_mst *mst;
1846 
1847 	__set_bit(0, busy);
1848 
1849 	list_for_each_entry(mst, &chip->msts, node)
1850 		__set_bit(mst->stu.sid, busy);
1851 
1852 	*sid = find_first_zero_bit(busy, MV88E6XXX_N_SID);
1853 
1854 	return (*sid >= mv88e6xxx_max_sid(chip)) ? -ENOSPC : 0;
1855 }
1856 
mv88e6xxx_mst_put(struct mv88e6xxx_chip * chip,u8 sid)1857 static int mv88e6xxx_mst_put(struct mv88e6xxx_chip *chip, u8 sid)
1858 {
1859 	struct mv88e6xxx_mst *mst, *tmp;
1860 	int err;
1861 
1862 	if (!sid)
1863 		return 0;
1864 
1865 	list_for_each_entry_safe(mst, tmp, &chip->msts, node) {
1866 		if (mst->stu.sid != sid)
1867 			continue;
1868 
1869 		if (!refcount_dec_and_test(&mst->refcnt))
1870 			return 0;
1871 
1872 		mst->stu.valid = false;
1873 		err = mv88e6xxx_stu_loadpurge(chip, &mst->stu);
1874 		if (err) {
1875 			refcount_set(&mst->refcnt, 1);
1876 			return err;
1877 		}
1878 
1879 		list_del(&mst->node);
1880 		kfree(mst);
1881 		return 0;
1882 	}
1883 
1884 	return -ENOENT;
1885 }
1886 
mv88e6xxx_mst_get(struct mv88e6xxx_chip * chip,struct net_device * br,u16 msti,u8 * sid)1887 static int mv88e6xxx_mst_get(struct mv88e6xxx_chip *chip, struct net_device *br,
1888 			     u16 msti, u8 *sid)
1889 {
1890 	struct mv88e6xxx_mst *mst;
1891 	int err, i;
1892 
1893 	if (!mv88e6xxx_has_stu(chip)) {
1894 		err = -EOPNOTSUPP;
1895 		goto err;
1896 	}
1897 
1898 	if (!msti) {
1899 		*sid = 0;
1900 		return 0;
1901 	}
1902 
1903 	list_for_each_entry(mst, &chip->msts, node) {
1904 		if (mst->br == br && mst->msti == msti) {
1905 			refcount_inc(&mst->refcnt);
1906 			*sid = mst->stu.sid;
1907 			return 0;
1908 		}
1909 	}
1910 
1911 	err = mv88e6xxx_sid_get(chip, sid);
1912 	if (err)
1913 		goto err;
1914 
1915 	mst = kzalloc(sizeof(*mst), GFP_KERNEL);
1916 	if (!mst) {
1917 		err = -ENOMEM;
1918 		goto err;
1919 	}
1920 
1921 	INIT_LIST_HEAD(&mst->node);
1922 	refcount_set(&mst->refcnt, 1);
1923 	mst->br = br;
1924 	mst->msti = msti;
1925 	mst->stu.valid = true;
1926 	mst->stu.sid = *sid;
1927 
1928 	/* The bridge starts out all ports in the disabled state. But
1929 	 * a STU state of disabled means to go by the port-global
1930 	 * state. So we set all user port's initial state to blocking,
1931 	 * to match the bridge's behavior.
1932 	 */
1933 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++)
1934 		mst->stu.state[i] = dsa_is_user_port(chip->ds, i) ?
1935 			MV88E6XXX_PORT_CTL0_STATE_BLOCKING :
1936 			MV88E6XXX_PORT_CTL0_STATE_DISABLED;
1937 
1938 	err = mv88e6xxx_stu_loadpurge(chip, &mst->stu);
1939 	if (err)
1940 		goto err_free;
1941 
1942 	list_add_tail(&mst->node, &chip->msts);
1943 	return 0;
1944 
1945 err_free:
1946 	kfree(mst);
1947 err:
1948 	return err;
1949 }
1950 
mv88e6xxx_port_mst_state_set(struct dsa_switch * ds,int port,const struct switchdev_mst_state * st)1951 static int mv88e6xxx_port_mst_state_set(struct dsa_switch *ds, int port,
1952 					const struct switchdev_mst_state *st)
1953 {
1954 	struct dsa_port *dp = dsa_to_port(ds, port);
1955 	struct mv88e6xxx_chip *chip = ds->priv;
1956 	struct mv88e6xxx_mst *mst;
1957 	u8 state;
1958 	int err;
1959 
1960 	if (!mv88e6xxx_has_stu(chip))
1961 		return -EOPNOTSUPP;
1962 
1963 	switch (st->state) {
1964 	case BR_STATE_DISABLED:
1965 	case BR_STATE_BLOCKING:
1966 	case BR_STATE_LISTENING:
1967 		state = MV88E6XXX_PORT_CTL0_STATE_BLOCKING;
1968 		break;
1969 	case BR_STATE_LEARNING:
1970 		state = MV88E6XXX_PORT_CTL0_STATE_LEARNING;
1971 		break;
1972 	case BR_STATE_FORWARDING:
1973 		state = MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
1974 		break;
1975 	default:
1976 		return -EINVAL;
1977 	}
1978 
1979 	list_for_each_entry(mst, &chip->msts, node) {
1980 		if (mst->br == dsa_port_bridge_dev_get(dp) &&
1981 		    mst->msti == st->msti) {
1982 			if (mst->stu.state[port] == state)
1983 				return 0;
1984 
1985 			mst->stu.state[port] = state;
1986 			mv88e6xxx_reg_lock(chip);
1987 			err = mv88e6xxx_stu_loadpurge(chip, &mst->stu);
1988 			mv88e6xxx_reg_unlock(chip);
1989 			return err;
1990 		}
1991 	}
1992 
1993 	return -ENOENT;
1994 }
1995 
mv88e6xxx_port_check_hw_vlan(struct dsa_switch * ds,int port,u16 vid)1996 static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
1997 					u16 vid)
1998 {
1999 	struct dsa_port *dp = dsa_to_port(ds, port), *other_dp;
2000 	struct mv88e6xxx_chip *chip = ds->priv;
2001 	struct mv88e6xxx_vtu_entry vlan;
2002 	int err;
2003 
2004 	/* DSA and CPU ports have to be members of multiple vlans */
2005 	if (dsa_port_is_dsa(dp) || dsa_port_is_cpu(dp))
2006 		return 0;
2007 
2008 	err = mv88e6xxx_vtu_get(chip, vid, &vlan);
2009 	if (err)
2010 		return err;
2011 
2012 	if (!vlan.valid)
2013 		return 0;
2014 
2015 	dsa_switch_for_each_user_port(other_dp, ds) {
2016 		struct net_device *other_br;
2017 
2018 		if (vlan.member[other_dp->index] ==
2019 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
2020 			continue;
2021 
2022 		if (dsa_port_bridge_same(dp, other_dp))
2023 			break; /* same bridge, check next VLAN */
2024 
2025 		other_br = dsa_port_bridge_dev_get(other_dp);
2026 		if (!other_br)
2027 			continue;
2028 
2029 		dev_err(ds->dev, "p%d: hw VLAN %d already used by port %d in %s\n",
2030 			port, vlan.vid, other_dp->index, netdev_name(other_br));
2031 		return -EOPNOTSUPP;
2032 	}
2033 
2034 	return 0;
2035 }
2036 
mv88e6xxx_port_commit_pvid(struct mv88e6xxx_chip * chip,int port)2037 static int mv88e6xxx_port_commit_pvid(struct mv88e6xxx_chip *chip, int port)
2038 {
2039 	struct dsa_port *dp = dsa_to_port(chip->ds, port);
2040 	struct net_device *br = dsa_port_bridge_dev_get(dp);
2041 	struct mv88e6xxx_port *p = &chip->ports[port];
2042 	u16 pvid = MV88E6XXX_VID_STANDALONE;
2043 	bool drop_untagged = false;
2044 	int err;
2045 
2046 	if (br) {
2047 		if (br_vlan_enabled(br)) {
2048 			pvid = p->bridge_pvid.vid;
2049 			drop_untagged = !p->bridge_pvid.valid;
2050 		} else {
2051 			pvid = MV88E6XXX_VID_BRIDGED;
2052 		}
2053 	}
2054 
2055 	err = mv88e6xxx_port_set_pvid(chip, port, pvid);
2056 	if (err)
2057 		return err;
2058 
2059 	return mv88e6xxx_port_drop_untagged(chip, port, drop_untagged);
2060 }
2061 
mv88e6xxx_port_vlan_filtering(struct dsa_switch * ds,int port,bool vlan_filtering,struct netlink_ext_ack * extack)2062 static int mv88e6xxx_port_vlan_filtering(struct dsa_switch *ds, int port,
2063 					 bool vlan_filtering,
2064 					 struct netlink_ext_ack *extack)
2065 {
2066 	struct mv88e6xxx_chip *chip = ds->priv;
2067 	u16 mode = vlan_filtering ? MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE :
2068 		MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED;
2069 	int err;
2070 
2071 	if (!mv88e6xxx_max_vid(chip))
2072 		return -EOPNOTSUPP;
2073 
2074 	mv88e6xxx_reg_lock(chip);
2075 
2076 	err = mv88e6xxx_port_set_8021q_mode(chip, port, mode);
2077 	if (err)
2078 		goto unlock;
2079 
2080 	err = mv88e6xxx_port_commit_pvid(chip, port);
2081 	if (err)
2082 		goto unlock;
2083 
2084 unlock:
2085 	mv88e6xxx_reg_unlock(chip);
2086 
2087 	return err;
2088 }
2089 
2090 static int
mv88e6xxx_port_vlan_prepare(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan)2091 mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
2092 			    const struct switchdev_obj_port_vlan *vlan)
2093 {
2094 	struct mv88e6xxx_chip *chip = ds->priv;
2095 	int err;
2096 
2097 	if (!mv88e6xxx_max_vid(chip))
2098 		return -EOPNOTSUPP;
2099 
2100 	/* If the requested port doesn't belong to the same bridge as the VLAN
2101 	 * members, do not support it (yet) and fallback to software VLAN.
2102 	 */
2103 	mv88e6xxx_reg_lock(chip);
2104 	err = mv88e6xxx_port_check_hw_vlan(ds, port, vlan->vid);
2105 	mv88e6xxx_reg_unlock(chip);
2106 
2107 	return err;
2108 }
2109 
mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip * chip,int port,const unsigned char * addr,u16 vid,u8 state)2110 static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
2111 					const unsigned char *addr, u16 vid,
2112 					u8 state)
2113 {
2114 	struct mv88e6xxx_atu_entry entry;
2115 	struct mv88e6xxx_vtu_entry vlan;
2116 	u16 fid;
2117 	int err;
2118 
2119 	/* Ports have two private address databases: one for when the port is
2120 	 * standalone and one for when the port is under a bridge and the
2121 	 * 802.1Q mode is disabled. When the port is standalone, DSA wants its
2122 	 * address database to remain 100% empty, so we never load an ATU entry
2123 	 * into a standalone port's database. Therefore, translate the null
2124 	 * VLAN ID into the port's database used for VLAN-unaware bridging.
2125 	 */
2126 	if (vid == 0) {
2127 		fid = MV88E6XXX_FID_BRIDGED;
2128 	} else {
2129 		err = mv88e6xxx_vtu_get(chip, vid, &vlan);
2130 		if (err)
2131 			return err;
2132 
2133 		/* switchdev expects -EOPNOTSUPP to honor software VLANs */
2134 		if (!vlan.valid)
2135 			return -EOPNOTSUPP;
2136 
2137 		fid = vlan.fid;
2138 	}
2139 
2140 	entry.state = 0;
2141 	ether_addr_copy(entry.mac, addr);
2142 	eth_addr_dec(entry.mac);
2143 
2144 	err = mv88e6xxx_g1_atu_getnext(chip, fid, &entry);
2145 	if (err)
2146 		return err;
2147 
2148 	/* Initialize a fresh ATU entry if it isn't found */
2149 	if (!entry.state || !ether_addr_equal(entry.mac, addr)) {
2150 		memset(&entry, 0, sizeof(entry));
2151 		ether_addr_copy(entry.mac, addr);
2152 	}
2153 
2154 	/* Purge the ATU entry only if no port is using it anymore */
2155 	if (!state) {
2156 		entry.portvec &= ~BIT(port);
2157 		if (!entry.portvec)
2158 			entry.state = 0;
2159 	} else {
2160 		if (state == MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC)
2161 			entry.portvec = BIT(port);
2162 		else
2163 			entry.portvec |= BIT(port);
2164 
2165 		entry.state = state;
2166 	}
2167 
2168 	return mv88e6xxx_g1_atu_loadpurge(chip, fid, &entry);
2169 }
2170 
mv88e6xxx_policy_apply(struct mv88e6xxx_chip * chip,int port,const struct mv88e6xxx_policy * policy)2171 static int mv88e6xxx_policy_apply(struct mv88e6xxx_chip *chip, int port,
2172 				  const struct mv88e6xxx_policy *policy)
2173 {
2174 	enum mv88e6xxx_policy_mapping mapping = policy->mapping;
2175 	enum mv88e6xxx_policy_action action = policy->action;
2176 	const u8 *addr = policy->addr;
2177 	u16 vid = policy->vid;
2178 	u8 state;
2179 	int err;
2180 	int id;
2181 
2182 	if (!chip->info->ops->port_set_policy)
2183 		return -EOPNOTSUPP;
2184 
2185 	switch (mapping) {
2186 	case MV88E6XXX_POLICY_MAPPING_DA:
2187 	case MV88E6XXX_POLICY_MAPPING_SA:
2188 		if (action == MV88E6XXX_POLICY_ACTION_NORMAL)
2189 			state = 0; /* Dissociate the port and address */
2190 		else if (action == MV88E6XXX_POLICY_ACTION_DISCARD &&
2191 			 is_multicast_ether_addr(addr))
2192 			state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC_POLICY;
2193 		else if (action == MV88E6XXX_POLICY_ACTION_DISCARD &&
2194 			 is_unicast_ether_addr(addr))
2195 			state = MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC_POLICY;
2196 		else
2197 			return -EOPNOTSUPP;
2198 
2199 		err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
2200 						   state);
2201 		if (err)
2202 			return err;
2203 		break;
2204 	default:
2205 		return -EOPNOTSUPP;
2206 	}
2207 
2208 	/* Skip the port's policy clearing if the mapping is still in use */
2209 	if (action == MV88E6XXX_POLICY_ACTION_NORMAL)
2210 		idr_for_each_entry(&chip->policies, policy, id)
2211 			if (policy->port == port &&
2212 			    policy->mapping == mapping &&
2213 			    policy->action != action)
2214 				return 0;
2215 
2216 	return chip->info->ops->port_set_policy(chip, port, mapping, action);
2217 }
2218 
mv88e6xxx_policy_insert(struct mv88e6xxx_chip * chip,int port,struct ethtool_rx_flow_spec * fs)2219 static int mv88e6xxx_policy_insert(struct mv88e6xxx_chip *chip, int port,
2220 				   struct ethtool_rx_flow_spec *fs)
2221 {
2222 	struct ethhdr *mac_entry = &fs->h_u.ether_spec;
2223 	struct ethhdr *mac_mask = &fs->m_u.ether_spec;
2224 	enum mv88e6xxx_policy_mapping mapping;
2225 	enum mv88e6xxx_policy_action action;
2226 	struct mv88e6xxx_policy *policy;
2227 	u16 vid = 0;
2228 	u8 *addr;
2229 	int err;
2230 	int id;
2231 
2232 	if (fs->location != RX_CLS_LOC_ANY)
2233 		return -EINVAL;
2234 
2235 	if (fs->ring_cookie == RX_CLS_FLOW_DISC)
2236 		action = MV88E6XXX_POLICY_ACTION_DISCARD;
2237 	else
2238 		return -EOPNOTSUPP;
2239 
2240 	switch (fs->flow_type & ~FLOW_EXT) {
2241 	case ETHER_FLOW:
2242 		if (!is_zero_ether_addr(mac_mask->h_dest) &&
2243 		    is_zero_ether_addr(mac_mask->h_source)) {
2244 			mapping = MV88E6XXX_POLICY_MAPPING_DA;
2245 			addr = mac_entry->h_dest;
2246 		} else if (is_zero_ether_addr(mac_mask->h_dest) &&
2247 		    !is_zero_ether_addr(mac_mask->h_source)) {
2248 			mapping = MV88E6XXX_POLICY_MAPPING_SA;
2249 			addr = mac_entry->h_source;
2250 		} else {
2251 			/* Cannot support DA and SA mapping in the same rule */
2252 			return -EOPNOTSUPP;
2253 		}
2254 		break;
2255 	default:
2256 		return -EOPNOTSUPP;
2257 	}
2258 
2259 	if ((fs->flow_type & FLOW_EXT) && fs->m_ext.vlan_tci) {
2260 		if (fs->m_ext.vlan_tci != htons(0xffff))
2261 			return -EOPNOTSUPP;
2262 		vid = be16_to_cpu(fs->h_ext.vlan_tci) & VLAN_VID_MASK;
2263 	}
2264 
2265 	idr_for_each_entry(&chip->policies, policy, id) {
2266 		if (policy->port == port && policy->mapping == mapping &&
2267 		    policy->action == action && policy->vid == vid &&
2268 		    ether_addr_equal(policy->addr, addr))
2269 			return -EEXIST;
2270 	}
2271 
2272 	policy = devm_kzalloc(chip->dev, sizeof(*policy), GFP_KERNEL);
2273 	if (!policy)
2274 		return -ENOMEM;
2275 
2276 	fs->location = 0;
2277 	err = idr_alloc_u32(&chip->policies, policy, &fs->location, 0xffffffff,
2278 			    GFP_KERNEL);
2279 	if (err) {
2280 		devm_kfree(chip->dev, policy);
2281 		return err;
2282 	}
2283 
2284 	memcpy(&policy->fs, fs, sizeof(*fs));
2285 	ether_addr_copy(policy->addr, addr);
2286 	policy->mapping = mapping;
2287 	policy->action = action;
2288 	policy->port = port;
2289 	policy->vid = vid;
2290 
2291 	err = mv88e6xxx_policy_apply(chip, port, policy);
2292 	if (err) {
2293 		idr_remove(&chip->policies, fs->location);
2294 		devm_kfree(chip->dev, policy);
2295 		return err;
2296 	}
2297 
2298 	return 0;
2299 }
2300 
mv88e6xxx_get_rxnfc(struct dsa_switch * ds,int port,struct ethtool_rxnfc * rxnfc,u32 * rule_locs)2301 static int mv88e6xxx_get_rxnfc(struct dsa_switch *ds, int port,
2302 			       struct ethtool_rxnfc *rxnfc, u32 *rule_locs)
2303 {
2304 	struct ethtool_rx_flow_spec *fs = &rxnfc->fs;
2305 	struct mv88e6xxx_chip *chip = ds->priv;
2306 	struct mv88e6xxx_policy *policy;
2307 	int err;
2308 	int id;
2309 
2310 	mv88e6xxx_reg_lock(chip);
2311 
2312 	switch (rxnfc->cmd) {
2313 	case ETHTOOL_GRXCLSRLCNT:
2314 		rxnfc->data = 0;
2315 		rxnfc->data |= RX_CLS_LOC_SPECIAL;
2316 		rxnfc->rule_cnt = 0;
2317 		idr_for_each_entry(&chip->policies, policy, id)
2318 			if (policy->port == port)
2319 				rxnfc->rule_cnt++;
2320 		err = 0;
2321 		break;
2322 	case ETHTOOL_GRXCLSRULE:
2323 		err = -ENOENT;
2324 		policy = idr_find(&chip->policies, fs->location);
2325 		if (policy) {
2326 			memcpy(fs, &policy->fs, sizeof(*fs));
2327 			err = 0;
2328 		}
2329 		break;
2330 	case ETHTOOL_GRXCLSRLALL:
2331 		rxnfc->data = 0;
2332 		rxnfc->rule_cnt = 0;
2333 		idr_for_each_entry(&chip->policies, policy, id)
2334 			if (policy->port == port)
2335 				rule_locs[rxnfc->rule_cnt++] = id;
2336 		err = 0;
2337 		break;
2338 	default:
2339 		err = -EOPNOTSUPP;
2340 		break;
2341 	}
2342 
2343 	mv88e6xxx_reg_unlock(chip);
2344 
2345 	return err;
2346 }
2347 
mv88e6xxx_set_rxnfc(struct dsa_switch * ds,int port,struct ethtool_rxnfc * rxnfc)2348 static int mv88e6xxx_set_rxnfc(struct dsa_switch *ds, int port,
2349 			       struct ethtool_rxnfc *rxnfc)
2350 {
2351 	struct ethtool_rx_flow_spec *fs = &rxnfc->fs;
2352 	struct mv88e6xxx_chip *chip = ds->priv;
2353 	struct mv88e6xxx_policy *policy;
2354 	int err;
2355 
2356 	mv88e6xxx_reg_lock(chip);
2357 
2358 	switch (rxnfc->cmd) {
2359 	case ETHTOOL_SRXCLSRLINS:
2360 		err = mv88e6xxx_policy_insert(chip, port, fs);
2361 		break;
2362 	case ETHTOOL_SRXCLSRLDEL:
2363 		err = -ENOENT;
2364 		policy = idr_remove(&chip->policies, fs->location);
2365 		if (policy) {
2366 			policy->action = MV88E6XXX_POLICY_ACTION_NORMAL;
2367 			err = mv88e6xxx_policy_apply(chip, port, policy);
2368 			devm_kfree(chip->dev, policy);
2369 		}
2370 		break;
2371 	default:
2372 		err = -EOPNOTSUPP;
2373 		break;
2374 	}
2375 
2376 	mv88e6xxx_reg_unlock(chip);
2377 
2378 	return err;
2379 }
2380 
mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip * chip,int port,u16 vid)2381 static int mv88e6xxx_port_add_broadcast(struct mv88e6xxx_chip *chip, int port,
2382 					u16 vid)
2383 {
2384 	u8 state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
2385 	u8 broadcast[ETH_ALEN];
2386 
2387 	eth_broadcast_addr(broadcast);
2388 
2389 	return mv88e6xxx_port_db_load_purge(chip, port, broadcast, vid, state);
2390 }
2391 
mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip * chip,u16 vid)2392 static int mv88e6xxx_broadcast_setup(struct mv88e6xxx_chip *chip, u16 vid)
2393 {
2394 	int port;
2395 	int err;
2396 
2397 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
2398 		struct dsa_port *dp = dsa_to_port(chip->ds, port);
2399 		struct net_device *brport;
2400 
2401 		if (dsa_is_unused_port(chip->ds, port))
2402 			continue;
2403 
2404 		brport = dsa_port_to_bridge_port(dp);
2405 		if (brport && !br_port_flag_is_set(brport, BR_BCAST_FLOOD))
2406 			/* Skip bridged user ports where broadcast
2407 			 * flooding is disabled.
2408 			 */
2409 			continue;
2410 
2411 		err = mv88e6xxx_port_add_broadcast(chip, port, vid);
2412 		if (err)
2413 			return err;
2414 	}
2415 
2416 	return 0;
2417 }
2418 
2419 struct mv88e6xxx_port_broadcast_sync_ctx {
2420 	int port;
2421 	bool flood;
2422 };
2423 
2424 static int
mv88e6xxx_port_broadcast_sync_vlan(struct mv88e6xxx_chip * chip,const struct mv88e6xxx_vtu_entry * vlan,void * _ctx)2425 mv88e6xxx_port_broadcast_sync_vlan(struct mv88e6xxx_chip *chip,
2426 				   const struct mv88e6xxx_vtu_entry *vlan,
2427 				   void *_ctx)
2428 {
2429 	struct mv88e6xxx_port_broadcast_sync_ctx *ctx = _ctx;
2430 	u8 broadcast[ETH_ALEN];
2431 	u8 state;
2432 
2433 	if (ctx->flood)
2434 		state = MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC;
2435 	else
2436 		state = MV88E6XXX_G1_ATU_DATA_STATE_MC_UNUSED;
2437 
2438 	eth_broadcast_addr(broadcast);
2439 
2440 	return mv88e6xxx_port_db_load_purge(chip, ctx->port, broadcast,
2441 					    vlan->vid, state);
2442 }
2443 
mv88e6xxx_port_broadcast_sync(struct mv88e6xxx_chip * chip,int port,bool flood)2444 static int mv88e6xxx_port_broadcast_sync(struct mv88e6xxx_chip *chip, int port,
2445 					 bool flood)
2446 {
2447 	struct mv88e6xxx_port_broadcast_sync_ctx ctx = {
2448 		.port = port,
2449 		.flood = flood,
2450 	};
2451 	struct mv88e6xxx_vtu_entry vid0 = {
2452 		.vid = 0,
2453 	};
2454 	int err;
2455 
2456 	/* Update the port's private database... */
2457 	err = mv88e6xxx_port_broadcast_sync_vlan(chip, &vid0, &ctx);
2458 	if (err)
2459 		return err;
2460 
2461 	/* ...and the database for all VLANs. */
2462 	return mv88e6xxx_vtu_walk(chip, mv88e6xxx_port_broadcast_sync_vlan,
2463 				  &ctx);
2464 }
2465 
mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip * chip,int port,u16 vid,u8 member,bool warn)2466 static int mv88e6xxx_port_vlan_join(struct mv88e6xxx_chip *chip, int port,
2467 				    u16 vid, u8 member, bool warn)
2468 {
2469 	const u8 non_member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
2470 	struct mv88e6xxx_vtu_entry vlan;
2471 	int i, err;
2472 
2473 	err = mv88e6xxx_vtu_get(chip, vid, &vlan);
2474 	if (err)
2475 		return err;
2476 
2477 	if (!vlan.valid) {
2478 		memset(&vlan, 0, sizeof(vlan));
2479 
2480 		if (vid == MV88E6XXX_VID_STANDALONE)
2481 			vlan.policy = true;
2482 
2483 		err = mv88e6xxx_atu_new(chip, &vlan.fid);
2484 		if (err)
2485 			return err;
2486 
2487 		for (i = 0; i < mv88e6xxx_num_ports(chip); ++i)
2488 			if (i == port)
2489 				vlan.member[i] = member;
2490 			else
2491 				vlan.member[i] = non_member;
2492 
2493 		vlan.vid = vid;
2494 		vlan.valid = true;
2495 
2496 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
2497 		if (err)
2498 			return err;
2499 
2500 		err = mv88e6xxx_broadcast_setup(chip, vlan.vid);
2501 		if (err)
2502 			return err;
2503 	} else if (vlan.member[port] != member) {
2504 		vlan.member[port] = member;
2505 
2506 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
2507 		if (err)
2508 			return err;
2509 	} else if (warn) {
2510 		dev_info(chip->dev, "p%d: already a member of VLAN %d\n",
2511 			 port, vid);
2512 	}
2513 
2514 	return 0;
2515 }
2516 
mv88e6xxx_port_vlan_add(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan,struct netlink_ext_ack * extack)2517 static int mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port,
2518 				   const struct switchdev_obj_port_vlan *vlan,
2519 				   struct netlink_ext_ack *extack)
2520 {
2521 	struct mv88e6xxx_chip *chip = ds->priv;
2522 	bool untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
2523 	bool pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
2524 	struct mv88e6xxx_port *p = &chip->ports[port];
2525 	bool warn;
2526 	u8 member;
2527 	int err;
2528 
2529 	if (!vlan->vid)
2530 		return 0;
2531 
2532 	err = mv88e6xxx_port_vlan_prepare(ds, port, vlan);
2533 	if (err)
2534 		return err;
2535 
2536 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
2537 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED;
2538 	else if (untagged)
2539 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNTAGGED;
2540 	else
2541 		member = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_TAGGED;
2542 
2543 	/* net/dsa/slave.c will call dsa_port_vlan_add() for the affected port
2544 	 * and then the CPU port. Do not warn for duplicates for the CPU port.
2545 	 */
2546 	warn = !dsa_is_cpu_port(ds, port) && !dsa_is_dsa_port(ds, port);
2547 
2548 	mv88e6xxx_reg_lock(chip);
2549 
2550 	err = mv88e6xxx_port_vlan_join(chip, port, vlan->vid, member, warn);
2551 	if (err) {
2552 		dev_err(ds->dev, "p%d: failed to add VLAN %d%c\n", port,
2553 			vlan->vid, untagged ? 'u' : 't');
2554 		goto out;
2555 	}
2556 
2557 	if (pvid) {
2558 		p->bridge_pvid.vid = vlan->vid;
2559 		p->bridge_pvid.valid = true;
2560 
2561 		err = mv88e6xxx_port_commit_pvid(chip, port);
2562 		if (err)
2563 			goto out;
2564 	} else if (vlan->vid && p->bridge_pvid.vid == vlan->vid) {
2565 		/* The old pvid was reinstalled as a non-pvid VLAN */
2566 		p->bridge_pvid.valid = false;
2567 
2568 		err = mv88e6xxx_port_commit_pvid(chip, port);
2569 		if (err)
2570 			goto out;
2571 	}
2572 
2573 out:
2574 	mv88e6xxx_reg_unlock(chip);
2575 
2576 	return err;
2577 }
2578 
mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip * chip,int port,u16 vid)2579 static int mv88e6xxx_port_vlan_leave(struct mv88e6xxx_chip *chip,
2580 				     int port, u16 vid)
2581 {
2582 	struct mv88e6xxx_vtu_entry vlan;
2583 	int i, err;
2584 
2585 	if (!vid)
2586 		return 0;
2587 
2588 	err = mv88e6xxx_vtu_get(chip, vid, &vlan);
2589 	if (err)
2590 		return err;
2591 
2592 	/* If the VLAN doesn't exist in hardware or the port isn't a member,
2593 	 * tell switchdev that this VLAN is likely handled in software.
2594 	 */
2595 	if (!vlan.valid ||
2596 	    vlan.member[port] == MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER)
2597 		return -EOPNOTSUPP;
2598 
2599 	vlan.member[port] = MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER;
2600 
2601 	/* keep the VLAN unless all ports are excluded */
2602 	vlan.valid = false;
2603 	for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) {
2604 		if (vlan.member[i] !=
2605 		    MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_NON_MEMBER) {
2606 			vlan.valid = true;
2607 			break;
2608 		}
2609 	}
2610 
2611 	err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
2612 	if (err)
2613 		return err;
2614 
2615 	if (!vlan.valid) {
2616 		err = mv88e6xxx_mst_put(chip, vlan.sid);
2617 		if (err)
2618 			return err;
2619 	}
2620 
2621 	return mv88e6xxx_g1_atu_remove(chip, vlan.fid, port, false);
2622 }
2623 
mv88e6xxx_port_vlan_del(struct dsa_switch * ds,int port,const struct switchdev_obj_port_vlan * vlan)2624 static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
2625 				   const struct switchdev_obj_port_vlan *vlan)
2626 {
2627 	struct mv88e6xxx_chip *chip = ds->priv;
2628 	struct mv88e6xxx_port *p = &chip->ports[port];
2629 	int err = 0;
2630 	u16 pvid;
2631 
2632 	if (!mv88e6xxx_max_vid(chip))
2633 		return -EOPNOTSUPP;
2634 
2635 	/* The ATU removal procedure needs the FID to be mapped in the VTU,
2636 	 * but FDB deletion runs concurrently with VLAN deletion. Flush the DSA
2637 	 * switchdev workqueue to ensure that all FDB entries are deleted
2638 	 * before we remove the VLAN.
2639 	 */
2640 	dsa_flush_workqueue();
2641 
2642 	mv88e6xxx_reg_lock(chip);
2643 
2644 	err = mv88e6xxx_port_get_pvid(chip, port, &pvid);
2645 	if (err)
2646 		goto unlock;
2647 
2648 	err = mv88e6xxx_port_vlan_leave(chip, port, vlan->vid);
2649 	if (err)
2650 		goto unlock;
2651 
2652 	if (vlan->vid == pvid) {
2653 		p->bridge_pvid.valid = false;
2654 
2655 		err = mv88e6xxx_port_commit_pvid(chip, port);
2656 		if (err)
2657 			goto unlock;
2658 	}
2659 
2660 unlock:
2661 	mv88e6xxx_reg_unlock(chip);
2662 
2663 	return err;
2664 }
2665 
mv88e6xxx_port_vlan_fast_age(struct dsa_switch * ds,int port,u16 vid)2666 static int mv88e6xxx_port_vlan_fast_age(struct dsa_switch *ds, int port, u16 vid)
2667 {
2668 	struct mv88e6xxx_chip *chip = ds->priv;
2669 	struct mv88e6xxx_vtu_entry vlan;
2670 	int err;
2671 
2672 	mv88e6xxx_reg_lock(chip);
2673 
2674 	err = mv88e6xxx_vtu_get(chip, vid, &vlan);
2675 	if (err)
2676 		goto unlock;
2677 
2678 	err = mv88e6xxx_port_fast_age_fid(chip, port, vlan.fid);
2679 
2680 unlock:
2681 	mv88e6xxx_reg_unlock(chip);
2682 
2683 	return err;
2684 }
2685 
mv88e6xxx_vlan_msti_set(struct dsa_switch * ds,struct dsa_bridge bridge,const struct switchdev_vlan_msti * msti)2686 static int mv88e6xxx_vlan_msti_set(struct dsa_switch *ds,
2687 				   struct dsa_bridge bridge,
2688 				   const struct switchdev_vlan_msti *msti)
2689 {
2690 	struct mv88e6xxx_chip *chip = ds->priv;
2691 	struct mv88e6xxx_vtu_entry vlan;
2692 	u8 old_sid, new_sid;
2693 	int err;
2694 
2695 	if (!mv88e6xxx_has_stu(chip))
2696 		return -EOPNOTSUPP;
2697 
2698 	mv88e6xxx_reg_lock(chip);
2699 
2700 	err = mv88e6xxx_vtu_get(chip, msti->vid, &vlan);
2701 	if (err)
2702 		goto unlock;
2703 
2704 	if (!vlan.valid) {
2705 		err = -EINVAL;
2706 		goto unlock;
2707 	}
2708 
2709 	old_sid = vlan.sid;
2710 
2711 	err = mv88e6xxx_mst_get(chip, bridge.dev, msti->msti, &new_sid);
2712 	if (err)
2713 		goto unlock;
2714 
2715 	if (new_sid != old_sid) {
2716 		vlan.sid = new_sid;
2717 
2718 		err = mv88e6xxx_vtu_loadpurge(chip, &vlan);
2719 		if (err) {
2720 			mv88e6xxx_mst_put(chip, new_sid);
2721 			goto unlock;
2722 		}
2723 	}
2724 
2725 	err = mv88e6xxx_mst_put(chip, old_sid);
2726 
2727 unlock:
2728 	mv88e6xxx_reg_unlock(chip);
2729 	return err;
2730 }
2731 
mv88e6xxx_port_fdb_add(struct dsa_switch * ds,int port,const unsigned char * addr,u16 vid,struct dsa_db db)2732 static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
2733 				  const unsigned char *addr, u16 vid,
2734 				  struct dsa_db db)
2735 {
2736 	struct mv88e6xxx_chip *chip = ds->priv;
2737 	int err;
2738 
2739 	mv88e6xxx_reg_lock(chip);
2740 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
2741 					   MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
2742 	mv88e6xxx_reg_unlock(chip);
2743 
2744 	return err;
2745 }
2746 
mv88e6xxx_port_fdb_del(struct dsa_switch * ds,int port,const unsigned char * addr,u16 vid,struct dsa_db db)2747 static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
2748 				  const unsigned char *addr, u16 vid,
2749 				  struct dsa_db db)
2750 {
2751 	struct mv88e6xxx_chip *chip = ds->priv;
2752 	int err;
2753 
2754 	mv88e6xxx_reg_lock(chip);
2755 	err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid, 0);
2756 	mv88e6xxx_reg_unlock(chip);
2757 
2758 	return err;
2759 }
2760 
mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip * chip,u16 fid,u16 vid,int port,dsa_fdb_dump_cb_t * cb,void * data)2761 static int mv88e6xxx_port_db_dump_fid(struct mv88e6xxx_chip *chip,
2762 				      u16 fid, u16 vid, int port,
2763 				      dsa_fdb_dump_cb_t *cb, void *data)
2764 {
2765 	struct mv88e6xxx_atu_entry addr;
2766 	bool is_static;
2767 	int err;
2768 
2769 	addr.state = 0;
2770 	eth_broadcast_addr(addr.mac);
2771 
2772 	do {
2773 		err = mv88e6xxx_g1_atu_getnext(chip, fid, &addr);
2774 		if (err)
2775 			return err;
2776 
2777 		if (!addr.state)
2778 			break;
2779 
2780 		if (addr.trunk || (addr.portvec & BIT(port)) == 0)
2781 			continue;
2782 
2783 		if (!is_unicast_ether_addr(addr.mac))
2784 			continue;
2785 
2786 		is_static = (addr.state ==
2787 			     MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC);
2788 		err = cb(addr.mac, vid, is_static, data);
2789 		if (err)
2790 			return err;
2791 	} while (!is_broadcast_ether_addr(addr.mac));
2792 
2793 	return err;
2794 }
2795 
2796 struct mv88e6xxx_port_db_dump_vlan_ctx {
2797 	int port;
2798 	dsa_fdb_dump_cb_t *cb;
2799 	void *data;
2800 };
2801 
mv88e6xxx_port_db_dump_vlan(struct mv88e6xxx_chip * chip,const struct mv88e6xxx_vtu_entry * entry,void * _data)2802 static int mv88e6xxx_port_db_dump_vlan(struct mv88e6xxx_chip *chip,
2803 				       const struct mv88e6xxx_vtu_entry *entry,
2804 				       void *_data)
2805 {
2806 	struct mv88e6xxx_port_db_dump_vlan_ctx *ctx = _data;
2807 
2808 	return mv88e6xxx_port_db_dump_fid(chip, entry->fid, entry->vid,
2809 					  ctx->port, ctx->cb, ctx->data);
2810 }
2811 
mv88e6xxx_port_db_dump(struct mv88e6xxx_chip * chip,int port,dsa_fdb_dump_cb_t * cb,void * data)2812 static int mv88e6xxx_port_db_dump(struct mv88e6xxx_chip *chip, int port,
2813 				  dsa_fdb_dump_cb_t *cb, void *data)
2814 {
2815 	struct mv88e6xxx_port_db_dump_vlan_ctx ctx = {
2816 		.port = port,
2817 		.cb = cb,
2818 		.data = data,
2819 	};
2820 	u16 fid;
2821 	int err;
2822 
2823 	/* Dump port's default Filtering Information Database (VLAN ID 0) */
2824 	err = mv88e6xxx_port_get_fid(chip, port, &fid);
2825 	if (err)
2826 		return err;
2827 
2828 	err = mv88e6xxx_port_db_dump_fid(chip, fid, 0, port, cb, data);
2829 	if (err)
2830 		return err;
2831 
2832 	return mv88e6xxx_vtu_walk(chip, mv88e6xxx_port_db_dump_vlan, &ctx);
2833 }
2834 
mv88e6xxx_port_fdb_dump(struct dsa_switch * ds,int port,dsa_fdb_dump_cb_t * cb,void * data)2835 static int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
2836 				   dsa_fdb_dump_cb_t *cb, void *data)
2837 {
2838 	struct mv88e6xxx_chip *chip = ds->priv;
2839 	int err;
2840 
2841 	mv88e6xxx_reg_lock(chip);
2842 	err = mv88e6xxx_port_db_dump(chip, port, cb, data);
2843 	mv88e6xxx_reg_unlock(chip);
2844 
2845 	return err;
2846 }
2847 
mv88e6xxx_bridge_map(struct mv88e6xxx_chip * chip,struct dsa_bridge bridge)2848 static int mv88e6xxx_bridge_map(struct mv88e6xxx_chip *chip,
2849 				struct dsa_bridge bridge)
2850 {
2851 	struct dsa_switch *ds = chip->ds;
2852 	struct dsa_switch_tree *dst = ds->dst;
2853 	struct dsa_port *dp;
2854 	int err;
2855 
2856 	list_for_each_entry(dp, &dst->ports, list) {
2857 		if (dsa_port_offloads_bridge(dp, &bridge)) {
2858 			if (dp->ds == ds) {
2859 				/* This is a local bridge group member,
2860 				 * remap its Port VLAN Map.
2861 				 */
2862 				err = mv88e6xxx_port_vlan_map(chip, dp->index);
2863 				if (err)
2864 					return err;
2865 			} else {
2866 				/* This is an external bridge group member,
2867 				 * remap its cross-chip Port VLAN Table entry.
2868 				 */
2869 				err = mv88e6xxx_pvt_map(chip, dp->ds->index,
2870 							dp->index);
2871 				if (err)
2872 					return err;
2873 			}
2874 		}
2875 	}
2876 
2877 	return 0;
2878 }
2879 
2880 /* Treat the software bridge as a virtual single-port switch behind the
2881  * CPU and map in the PVT. First dst->last_switch elements are taken by
2882  * physical switches, so start from beyond that range.
2883  */
mv88e6xxx_map_virtual_bridge_to_pvt(struct dsa_switch * ds,unsigned int bridge_num)2884 static int mv88e6xxx_map_virtual_bridge_to_pvt(struct dsa_switch *ds,
2885 					       unsigned int bridge_num)
2886 {
2887 	u8 dev = bridge_num + ds->dst->last_switch;
2888 	struct mv88e6xxx_chip *chip = ds->priv;
2889 
2890 	return mv88e6xxx_pvt_map(chip, dev, 0);
2891 }
2892 
mv88e6xxx_port_bridge_join(struct dsa_switch * ds,int port,struct dsa_bridge bridge,bool * tx_fwd_offload,struct netlink_ext_ack * extack)2893 static int mv88e6xxx_port_bridge_join(struct dsa_switch *ds, int port,
2894 				      struct dsa_bridge bridge,
2895 				      bool *tx_fwd_offload,
2896 				      struct netlink_ext_ack *extack)
2897 {
2898 	struct mv88e6xxx_chip *chip = ds->priv;
2899 	int err;
2900 
2901 	mv88e6xxx_reg_lock(chip);
2902 
2903 	err = mv88e6xxx_bridge_map(chip, bridge);
2904 	if (err)
2905 		goto unlock;
2906 
2907 	err = mv88e6xxx_port_set_map_da(chip, port, true);
2908 	if (err)
2909 		goto unlock;
2910 
2911 	err = mv88e6xxx_port_commit_pvid(chip, port);
2912 	if (err)
2913 		goto unlock;
2914 
2915 	if (mv88e6xxx_has_pvt(chip)) {
2916 		err = mv88e6xxx_map_virtual_bridge_to_pvt(ds, bridge.num);
2917 		if (err)
2918 			goto unlock;
2919 
2920 		*tx_fwd_offload = true;
2921 	}
2922 
2923 unlock:
2924 	mv88e6xxx_reg_unlock(chip);
2925 
2926 	return err;
2927 }
2928 
mv88e6xxx_port_bridge_leave(struct dsa_switch * ds,int port,struct dsa_bridge bridge)2929 static void mv88e6xxx_port_bridge_leave(struct dsa_switch *ds, int port,
2930 					struct dsa_bridge bridge)
2931 {
2932 	struct mv88e6xxx_chip *chip = ds->priv;
2933 	int err;
2934 
2935 	mv88e6xxx_reg_lock(chip);
2936 
2937 	if (bridge.tx_fwd_offload &&
2938 	    mv88e6xxx_map_virtual_bridge_to_pvt(ds, bridge.num))
2939 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2940 
2941 	if (mv88e6xxx_bridge_map(chip, bridge) ||
2942 	    mv88e6xxx_port_vlan_map(chip, port))
2943 		dev_err(ds->dev, "failed to remap in-chip Port VLAN\n");
2944 
2945 	err = mv88e6xxx_port_set_map_da(chip, port, false);
2946 	if (err)
2947 		dev_err(ds->dev,
2948 			"port %d failed to restore map-DA: %pe\n",
2949 			port, ERR_PTR(err));
2950 
2951 	err = mv88e6xxx_port_commit_pvid(chip, port);
2952 	if (err)
2953 		dev_err(ds->dev,
2954 			"port %d failed to restore standalone pvid: %pe\n",
2955 			port, ERR_PTR(err));
2956 
2957 	mv88e6xxx_reg_unlock(chip);
2958 }
2959 
mv88e6xxx_crosschip_bridge_join(struct dsa_switch * ds,int tree_index,int sw_index,int port,struct dsa_bridge bridge,struct netlink_ext_ack * extack)2960 static int mv88e6xxx_crosschip_bridge_join(struct dsa_switch *ds,
2961 					   int tree_index, int sw_index,
2962 					   int port, struct dsa_bridge bridge,
2963 					   struct netlink_ext_ack *extack)
2964 {
2965 	struct mv88e6xxx_chip *chip = ds->priv;
2966 	int err;
2967 
2968 	if (tree_index != ds->dst->index)
2969 		return 0;
2970 
2971 	mv88e6xxx_reg_lock(chip);
2972 	err = mv88e6xxx_pvt_map(chip, sw_index, port);
2973 	err = err ? : mv88e6xxx_map_virtual_bridge_to_pvt(ds, bridge.num);
2974 	mv88e6xxx_reg_unlock(chip);
2975 
2976 	return err;
2977 }
2978 
mv88e6xxx_crosschip_bridge_leave(struct dsa_switch * ds,int tree_index,int sw_index,int port,struct dsa_bridge bridge)2979 static void mv88e6xxx_crosschip_bridge_leave(struct dsa_switch *ds,
2980 					     int tree_index, int sw_index,
2981 					     int port, struct dsa_bridge bridge)
2982 {
2983 	struct mv88e6xxx_chip *chip = ds->priv;
2984 
2985 	if (tree_index != ds->dst->index)
2986 		return;
2987 
2988 	mv88e6xxx_reg_lock(chip);
2989 	if (mv88e6xxx_pvt_map(chip, sw_index, port) ||
2990 	    mv88e6xxx_map_virtual_bridge_to_pvt(ds, bridge.num))
2991 		dev_err(ds->dev, "failed to remap cross-chip Port VLAN\n");
2992 	mv88e6xxx_reg_unlock(chip);
2993 }
2994 
mv88e6xxx_software_reset(struct mv88e6xxx_chip * chip)2995 static int mv88e6xxx_software_reset(struct mv88e6xxx_chip *chip)
2996 {
2997 	if (chip->info->ops->reset)
2998 		return chip->info->ops->reset(chip);
2999 
3000 	return 0;
3001 }
3002 
mv88e6xxx_hardware_reset(struct mv88e6xxx_chip * chip)3003 static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip)
3004 {
3005 	struct gpio_desc *gpiod = chip->reset;
3006 
3007 	/* If there is a GPIO connected to the reset pin, toggle it */
3008 	if (gpiod) {
3009 		/* If the switch has just been reset and not yet completed
3010 		 * loading EEPROM, the reset may interrupt the I2C transaction
3011 		 * mid-byte, causing the first EEPROM read after the reset
3012 		 * from the wrong location resulting in the switch booting
3013 		 * to wrong mode and inoperable.
3014 		 */
3015 		if (chip->info->ops->get_eeprom)
3016 			mv88e6xxx_g2_eeprom_wait(chip);
3017 
3018 		gpiod_set_value_cansleep(gpiod, 1);
3019 		usleep_range(10000, 20000);
3020 		gpiod_set_value_cansleep(gpiod, 0);
3021 		usleep_range(10000, 20000);
3022 
3023 		if (chip->info->ops->get_eeprom)
3024 			mv88e6xxx_g2_eeprom_wait(chip);
3025 	}
3026 }
3027 
mv88e6xxx_disable_ports(struct mv88e6xxx_chip * chip)3028 static int mv88e6xxx_disable_ports(struct mv88e6xxx_chip *chip)
3029 {
3030 	int i, err;
3031 
3032 	/* Set all ports to the Disabled state */
3033 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
3034 		err = mv88e6xxx_port_set_state(chip, i, BR_STATE_DISABLED);
3035 		if (err)
3036 			return err;
3037 	}
3038 
3039 	/* Wait for transmit queues to drain,
3040 	 * i.e. 2ms for a maximum frame to be transmitted at 10 Mbps.
3041 	 */
3042 	usleep_range(2000, 4000);
3043 
3044 	return 0;
3045 }
3046 
mv88e6xxx_switch_reset(struct mv88e6xxx_chip * chip)3047 static int mv88e6xxx_switch_reset(struct mv88e6xxx_chip *chip)
3048 {
3049 	int err;
3050 
3051 	err = mv88e6xxx_disable_ports(chip);
3052 	if (err)
3053 		return err;
3054 
3055 	mv88e6xxx_hardware_reset(chip);
3056 
3057 	return mv88e6xxx_software_reset(chip);
3058 }
3059 
mv88e6xxx_set_port_mode(struct mv88e6xxx_chip * chip,int port,enum mv88e6xxx_frame_mode frame,enum mv88e6xxx_egress_mode egress,u16 etype)3060 static int mv88e6xxx_set_port_mode(struct mv88e6xxx_chip *chip, int port,
3061 				   enum mv88e6xxx_frame_mode frame,
3062 				   enum mv88e6xxx_egress_mode egress, u16 etype)
3063 {
3064 	int err;
3065 
3066 	if (!chip->info->ops->port_set_frame_mode)
3067 		return -EOPNOTSUPP;
3068 
3069 	err = mv88e6xxx_port_set_egress_mode(chip, port, egress);
3070 	if (err)
3071 		return err;
3072 
3073 	err = chip->info->ops->port_set_frame_mode(chip, port, frame);
3074 	if (err)
3075 		return err;
3076 
3077 	if (chip->info->ops->port_set_ether_type)
3078 		return chip->info->ops->port_set_ether_type(chip, port, etype);
3079 
3080 	return 0;
3081 }
3082 
mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip * chip,int port)3083 static int mv88e6xxx_set_port_mode_normal(struct mv88e6xxx_chip *chip, int port)
3084 {
3085 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_NORMAL,
3086 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
3087 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
3088 }
3089 
mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip * chip,int port)3090 static int mv88e6xxx_set_port_mode_dsa(struct mv88e6xxx_chip *chip, int port)
3091 {
3092 	return mv88e6xxx_set_port_mode(chip, port, MV88E6XXX_FRAME_MODE_DSA,
3093 				       MV88E6XXX_EGRESS_MODE_UNMODIFIED,
3094 				       MV88E6XXX_PORT_ETH_TYPE_DEFAULT);
3095 }
3096 
mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip * chip,int port)3097 static int mv88e6xxx_set_port_mode_edsa(struct mv88e6xxx_chip *chip, int port)
3098 {
3099 	return mv88e6xxx_set_port_mode(chip, port,
3100 				       MV88E6XXX_FRAME_MODE_ETHERTYPE,
3101 				       MV88E6XXX_EGRESS_MODE_ETHERTYPE,
3102 				       ETH_P_EDSA);
3103 }
3104 
mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip * chip,int port)3105 static int mv88e6xxx_setup_port_mode(struct mv88e6xxx_chip *chip, int port)
3106 {
3107 	if (dsa_is_dsa_port(chip->ds, port))
3108 		return mv88e6xxx_set_port_mode_dsa(chip, port);
3109 
3110 	if (dsa_is_user_port(chip->ds, port))
3111 		return mv88e6xxx_set_port_mode_normal(chip, port);
3112 
3113 	/* Setup CPU port mode depending on its supported tag format */
3114 	if (chip->tag_protocol == DSA_TAG_PROTO_DSA)
3115 		return mv88e6xxx_set_port_mode_dsa(chip, port);
3116 
3117 	if (chip->tag_protocol == DSA_TAG_PROTO_EDSA)
3118 		return mv88e6xxx_set_port_mode_edsa(chip, port);
3119 
3120 	return -EINVAL;
3121 }
3122 
mv88e6xxx_setup_message_port(struct mv88e6xxx_chip * chip,int port)3123 static int mv88e6xxx_setup_message_port(struct mv88e6xxx_chip *chip, int port)
3124 {
3125 	bool message = dsa_is_dsa_port(chip->ds, port);
3126 
3127 	return mv88e6xxx_port_set_message_port(chip, port, message);
3128 }
3129 
mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip * chip,int port)3130 static int mv88e6xxx_setup_egress_floods(struct mv88e6xxx_chip *chip, int port)
3131 {
3132 	int err;
3133 
3134 	if (chip->info->ops->port_set_ucast_flood) {
3135 		err = chip->info->ops->port_set_ucast_flood(chip, port, true);
3136 		if (err)
3137 			return err;
3138 	}
3139 	if (chip->info->ops->port_set_mcast_flood) {
3140 		err = chip->info->ops->port_set_mcast_flood(chip, port, true);
3141 		if (err)
3142 			return err;
3143 	}
3144 
3145 	return 0;
3146 }
3147 
mv88e6xxx_serdes_irq_thread_fn(int irq,void * dev_id)3148 static irqreturn_t mv88e6xxx_serdes_irq_thread_fn(int irq, void *dev_id)
3149 {
3150 	struct mv88e6xxx_port *mvp = dev_id;
3151 	struct mv88e6xxx_chip *chip = mvp->chip;
3152 	irqreturn_t ret = IRQ_NONE;
3153 	int port = mvp->port;
3154 	int lane;
3155 
3156 	mv88e6xxx_reg_lock(chip);
3157 	lane = mv88e6xxx_serdes_get_lane(chip, port);
3158 	if (lane >= 0)
3159 		ret = mv88e6xxx_serdes_irq_status(chip, port, lane);
3160 	mv88e6xxx_reg_unlock(chip);
3161 
3162 	return ret;
3163 }
3164 
mv88e6xxx_serdes_irq_request(struct mv88e6xxx_chip * chip,int port,int lane)3165 static int mv88e6xxx_serdes_irq_request(struct mv88e6xxx_chip *chip, int port,
3166 					int lane)
3167 {
3168 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
3169 	unsigned int irq;
3170 	int err;
3171 
3172 	/* Nothing to request if this SERDES port has no IRQ */
3173 	irq = mv88e6xxx_serdes_irq_mapping(chip, port);
3174 	if (!irq)
3175 		return 0;
3176 
3177 	snprintf(dev_id->serdes_irq_name, sizeof(dev_id->serdes_irq_name),
3178 		 "mv88e6xxx-%s-serdes-%d", dev_name(chip->dev), port);
3179 
3180 	/* Requesting the IRQ will trigger IRQ callbacks, so release the lock */
3181 	mv88e6xxx_reg_unlock(chip);
3182 	err = request_threaded_irq(irq, NULL, mv88e6xxx_serdes_irq_thread_fn,
3183 				   IRQF_ONESHOT, dev_id->serdes_irq_name,
3184 				   dev_id);
3185 	mv88e6xxx_reg_lock(chip);
3186 	if (err)
3187 		return err;
3188 
3189 	dev_id->serdes_irq = irq;
3190 
3191 	return mv88e6xxx_serdes_irq_enable(chip, port, lane);
3192 }
3193 
mv88e6xxx_serdes_irq_free(struct mv88e6xxx_chip * chip,int port,int lane)3194 static int mv88e6xxx_serdes_irq_free(struct mv88e6xxx_chip *chip, int port,
3195 				     int lane)
3196 {
3197 	struct mv88e6xxx_port *dev_id = &chip->ports[port];
3198 	unsigned int irq = dev_id->serdes_irq;
3199 	int err;
3200 
3201 	/* Nothing to free if no IRQ has been requested */
3202 	if (!irq)
3203 		return 0;
3204 
3205 	err = mv88e6xxx_serdes_irq_disable(chip, port, lane);
3206 
3207 	/* Freeing the IRQ will trigger IRQ callbacks, so release the lock */
3208 	mv88e6xxx_reg_unlock(chip);
3209 	free_irq(irq, dev_id);
3210 	mv88e6xxx_reg_lock(chip);
3211 
3212 	dev_id->serdes_irq = 0;
3213 
3214 	return err;
3215 }
3216 
mv88e6xxx_serdes_power(struct mv88e6xxx_chip * chip,int port,bool on)3217 static int mv88e6xxx_serdes_power(struct mv88e6xxx_chip *chip, int port,
3218 				  bool on)
3219 {
3220 	int lane;
3221 	int err;
3222 
3223 	lane = mv88e6xxx_serdes_get_lane(chip, port);
3224 	if (lane < 0)
3225 		return 0;
3226 
3227 	if (on) {
3228 		err = mv88e6xxx_serdes_power_up(chip, port, lane);
3229 		if (err)
3230 			return err;
3231 
3232 		err = mv88e6xxx_serdes_irq_request(chip, port, lane);
3233 	} else {
3234 		err = mv88e6xxx_serdes_irq_free(chip, port, lane);
3235 		if (err)
3236 			return err;
3237 
3238 		err = mv88e6xxx_serdes_power_down(chip, port, lane);
3239 	}
3240 
3241 	return err;
3242 }
3243 
mv88e6xxx_set_egress_port(struct mv88e6xxx_chip * chip,enum mv88e6xxx_egress_direction direction,int port)3244 static int mv88e6xxx_set_egress_port(struct mv88e6xxx_chip *chip,
3245 				     enum mv88e6xxx_egress_direction direction,
3246 				     int port)
3247 {
3248 	int err;
3249 
3250 	if (!chip->info->ops->set_egress_port)
3251 		return -EOPNOTSUPP;
3252 
3253 	err = chip->info->ops->set_egress_port(chip, direction, port);
3254 	if (err)
3255 		return err;
3256 
3257 	if (direction == MV88E6XXX_EGRESS_DIR_INGRESS)
3258 		chip->ingress_dest_port = port;
3259 	else
3260 		chip->egress_dest_port = port;
3261 
3262 	return 0;
3263 }
3264 
mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip * chip,int port)3265 static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port)
3266 {
3267 	struct dsa_switch *ds = chip->ds;
3268 	int upstream_port;
3269 	int err;
3270 
3271 	upstream_port = dsa_upstream_port(ds, port);
3272 	if (chip->info->ops->port_set_upstream_port) {
3273 		err = chip->info->ops->port_set_upstream_port(chip, port,
3274 							      upstream_port);
3275 		if (err)
3276 			return err;
3277 	}
3278 
3279 	if (port == upstream_port) {
3280 		if (chip->info->ops->set_cpu_port) {
3281 			err = chip->info->ops->set_cpu_port(chip,
3282 							    upstream_port);
3283 			if (err)
3284 				return err;
3285 		}
3286 
3287 		err = mv88e6xxx_set_egress_port(chip,
3288 						MV88E6XXX_EGRESS_DIR_INGRESS,
3289 						upstream_port);
3290 		if (err && err != -EOPNOTSUPP)
3291 			return err;
3292 
3293 		err = mv88e6xxx_set_egress_port(chip,
3294 						MV88E6XXX_EGRESS_DIR_EGRESS,
3295 						upstream_port);
3296 		if (err && err != -EOPNOTSUPP)
3297 			return err;
3298 	}
3299 
3300 	return 0;
3301 }
3302 
mv88e6xxx_setup_port(struct mv88e6xxx_chip * chip,int port)3303 static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port)
3304 {
3305 	struct device_node *phy_handle = NULL;
3306 	struct dsa_switch *ds = chip->ds;
3307 	phy_interface_t mode;
3308 	struct dsa_port *dp;
3309 	int tx_amp, speed;
3310 	int err;
3311 	u16 reg;
3312 
3313 	chip->ports[port].chip = chip;
3314 	chip->ports[port].port = port;
3315 
3316 	dp = dsa_to_port(ds, port);
3317 
3318 	/* MAC Forcing register: don't force link, speed, duplex or flow control
3319 	 * state to any particular values on physical ports, but force the CPU
3320 	 * port and all DSA ports to their maximum bandwidth and full duplex.
3321 	 */
3322 	if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port)) {
3323 		struct phylink_config pl_config = {};
3324 		unsigned long caps;
3325 
3326 		chip->info->ops->phylink_get_caps(chip, port, &pl_config);
3327 
3328 		caps = pl_config.mac_capabilities;
3329 
3330 		if (chip->info->ops->port_max_speed_mode)
3331 			mode = chip->info->ops->port_max_speed_mode(port);
3332 		else
3333 			mode = PHY_INTERFACE_MODE_NA;
3334 
3335 		if (caps & MAC_10000FD)
3336 			speed = SPEED_10000;
3337 		else if (caps & MAC_5000FD)
3338 			speed = SPEED_5000;
3339 		else if (caps & MAC_2500FD)
3340 			speed = SPEED_2500;
3341 		else if (caps & MAC_1000)
3342 			speed = SPEED_1000;
3343 		else if (caps & MAC_100)
3344 			speed = SPEED_100;
3345 		else
3346 			speed = SPEED_10;
3347 
3348 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_FORCED_UP,
3349 					       speed, DUPLEX_FULL,
3350 					       PAUSE_OFF, mode);
3351 	} else {
3352 		err = mv88e6xxx_port_setup_mac(chip, port, LINK_UNFORCED,
3353 					       SPEED_UNFORCED, DUPLEX_UNFORCED,
3354 					       PAUSE_ON,
3355 					       PHY_INTERFACE_MODE_NA);
3356 	}
3357 	if (err)
3358 		return err;
3359 
3360 	/* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock,
3361 	 * disable Header mode, enable IGMP/MLD snooping, disable VLAN
3362 	 * tunneling, determine priority by looking at 802.1p and IP
3363 	 * priority fields (IP prio has precedence), and set STP state
3364 	 * to Forwarding.
3365 	 *
3366 	 * If this is the CPU link, use DSA or EDSA tagging depending
3367 	 * on which tagging mode was configured.
3368 	 *
3369 	 * If this is a link to another switch, use DSA tagging mode.
3370 	 *
3371 	 * If this is the upstream port for this switch, enable
3372 	 * forwarding of unknown unicasts and multicasts.
3373 	 */
3374 	reg = MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP |
3375 		MV88E6XXX_PORT_CTL0_STATE_FORWARDING;
3376 	/* Forward any IPv4 IGMP or IPv6 MLD frames received
3377 	 * by a USER port to the CPU port to allow snooping.
3378 	 */
3379 	if (dsa_is_user_port(ds, port))
3380 		reg |= MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP;
3381 
3382 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg);
3383 	if (err)
3384 		return err;
3385 
3386 	err = mv88e6xxx_setup_port_mode(chip, port);
3387 	if (err)
3388 		return err;
3389 
3390 	err = mv88e6xxx_setup_egress_floods(chip, port);
3391 	if (err)
3392 		return err;
3393 
3394 	/* Port Control 2: don't force a good FCS, set the MTU size to
3395 	 * 10222 bytes, disable 802.1q tags checking, don't discard
3396 	 * tagged or untagged frames on this port, skip destination
3397 	 * address lookup on user ports, disable ARP mirroring and don't
3398 	 * send a copy of all transmitted/received frames on this port
3399 	 * to the CPU.
3400 	 */
3401 	err = mv88e6xxx_port_set_map_da(chip, port, !dsa_is_user_port(ds, port));
3402 	if (err)
3403 		return err;
3404 
3405 	err = mv88e6xxx_setup_upstream_port(chip, port);
3406 	if (err)
3407 		return err;
3408 
3409 	/* On chips that support it, set all downstream DSA ports'
3410 	 * VLAN policy to TRAP. In combination with loading
3411 	 * MV88E6XXX_VID_STANDALONE as a policy entry in the VTU, this
3412 	 * provides a better isolation barrier between standalone
3413 	 * ports, as the ATU is bypassed on any intermediate switches
3414 	 * between the incoming port and the CPU.
3415 	 */
3416 	if (dsa_is_downstream_port(ds, port) &&
3417 	    chip->info->ops->port_set_policy) {
3418 		err = chip->info->ops->port_set_policy(chip, port,
3419 						MV88E6XXX_POLICY_MAPPING_VTU,
3420 						MV88E6XXX_POLICY_ACTION_TRAP);
3421 		if (err)
3422 			return err;
3423 	}
3424 
3425 	/* User ports start out in standalone mode and 802.1Q is
3426 	 * therefore disabled. On DSA ports, all valid VIDs are always
3427 	 * loaded in the VTU - therefore, enable 802.1Q in order to take
3428 	 * advantage of VLAN policy on chips that supports it.
3429 	 */
3430 	err = mv88e6xxx_port_set_8021q_mode(chip, port,
3431 				dsa_is_user_port(ds, port) ?
3432 				MV88E6XXX_PORT_CTL2_8021Q_MODE_DISABLED :
3433 				MV88E6XXX_PORT_CTL2_8021Q_MODE_SECURE);
3434 	if (err)
3435 		return err;
3436 
3437 	/* Bind MV88E6XXX_VID_STANDALONE to MV88E6XXX_FID_STANDALONE by
3438 	 * virtue of the fact that mv88e6xxx_atu_new() will pick it as
3439 	 * the first free FID. This will be used as the private PVID for
3440 	 * unbridged ports. Shared (DSA and CPU) ports must also be
3441 	 * members of this VID, in order to trap all frames assigned to
3442 	 * it to the CPU.
3443 	 */
3444 	err = mv88e6xxx_port_vlan_join(chip, port, MV88E6XXX_VID_STANDALONE,
3445 				       MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED,
3446 				       false);
3447 	if (err)
3448 		return err;
3449 
3450 	/* Associate MV88E6XXX_VID_BRIDGED with MV88E6XXX_FID_BRIDGED in the
3451 	 * ATU by virtue of the fact that mv88e6xxx_atu_new() will pick it as
3452 	 * the first free FID after MV88E6XXX_FID_STANDALONE. This will be used
3453 	 * as the private PVID on ports under a VLAN-unaware bridge.
3454 	 * Shared (DSA and CPU) ports must also be members of it, to translate
3455 	 * the VID from the DSA tag into MV88E6XXX_FID_BRIDGED, instead of
3456 	 * relying on their port default FID.
3457 	 */
3458 	err = mv88e6xxx_port_vlan_join(chip, port, MV88E6XXX_VID_BRIDGED,
3459 				       MV88E6XXX_G1_VTU_DATA_MEMBER_TAG_UNMODIFIED,
3460 				       false);
3461 	if (err)
3462 		return err;
3463 
3464 	if (chip->info->ops->port_set_jumbo_size) {
3465 		err = chip->info->ops->port_set_jumbo_size(chip, port, 10218);
3466 		if (err)
3467 			return err;
3468 	}
3469 
3470 	/* Port Association Vector: disable automatic address learning
3471 	 * on all user ports since they start out in standalone
3472 	 * mode. When joining a bridge, learning will be configured to
3473 	 * match the bridge port settings. Enable learning on all
3474 	 * DSA/CPU ports. NOTE: FROM_CPU frames always bypass the
3475 	 * learning process.
3476 	 *
3477 	 * Disable HoldAt1, IntOnAgeOut, LockedPort, IgnoreWrongData,
3478 	 * and RefreshLocked. I.e. setup standard automatic learning.
3479 	 */
3480 	if (dsa_is_user_port(ds, port))
3481 		reg = 0;
3482 	else
3483 		reg = 1 << port;
3484 
3485 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ASSOC_VECTOR,
3486 				   reg);
3487 	if (err)
3488 		return err;
3489 
3490 	/* Egress rate control 2: disable egress rate control. */
3491 	err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_EGRESS_RATE_CTL2,
3492 				   0x0000);
3493 	if (err)
3494 		return err;
3495 
3496 	if (chip->info->ops->port_pause_limit) {
3497 		err = chip->info->ops->port_pause_limit(chip, port, 0, 0);
3498 		if (err)
3499 			return err;
3500 	}
3501 
3502 	if (chip->info->ops->port_disable_learn_limit) {
3503 		err = chip->info->ops->port_disable_learn_limit(chip, port);
3504 		if (err)
3505 			return err;
3506 	}
3507 
3508 	if (chip->info->ops->port_disable_pri_override) {
3509 		err = chip->info->ops->port_disable_pri_override(chip, port);
3510 		if (err)
3511 			return err;
3512 	}
3513 
3514 	if (chip->info->ops->port_tag_remap) {
3515 		err = chip->info->ops->port_tag_remap(chip, port);
3516 		if (err)
3517 			return err;
3518 	}
3519 
3520 	if (chip->info->ops->port_egress_rate_limiting) {
3521 		err = chip->info->ops->port_egress_rate_limiting(chip, port);
3522 		if (err)
3523 			return err;
3524 	}
3525 
3526 	if (chip->info->ops->port_setup_message_port) {
3527 		err = chip->info->ops->port_setup_message_port(chip, port);
3528 		if (err)
3529 			return err;
3530 	}
3531 
3532 	if (chip->info->ops->serdes_set_tx_amplitude) {
3533 		if (dp)
3534 			phy_handle = of_parse_phandle(dp->dn, "phy-handle", 0);
3535 
3536 		if (phy_handle && !of_property_read_u32(phy_handle,
3537 							"tx-p2p-microvolt",
3538 							&tx_amp))
3539 			err = chip->info->ops->serdes_set_tx_amplitude(chip,
3540 								port, tx_amp);
3541 		if (phy_handle) {
3542 			of_node_put(phy_handle);
3543 			if (err)
3544 				return err;
3545 		}
3546 	}
3547 
3548 	/* Port based VLAN map: give each port the same default address
3549 	 * database, and allow bidirectional communication between the
3550 	 * CPU and DSA port(s), and the other ports.
3551 	 */
3552 	err = mv88e6xxx_port_set_fid(chip, port, MV88E6XXX_FID_STANDALONE);
3553 	if (err)
3554 		return err;
3555 
3556 	err = mv88e6xxx_port_vlan_map(chip, port);
3557 	if (err)
3558 		return err;
3559 
3560 	/* Default VLAN ID and priority: don't set a default VLAN
3561 	 * ID, and set the default packet priority to zero.
3562 	 */
3563 	return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_DEFAULT_VLAN, 0);
3564 }
3565 
mv88e6xxx_get_max_mtu(struct dsa_switch * ds,int port)3566 static int mv88e6xxx_get_max_mtu(struct dsa_switch *ds, int port)
3567 {
3568 	struct mv88e6xxx_chip *chip = ds->priv;
3569 
3570 	if (chip->info->ops->port_set_jumbo_size)
3571 		return 10240 - VLAN_ETH_HLEN - EDSA_HLEN - ETH_FCS_LEN;
3572 	else if (chip->info->ops->set_max_frame_size)
3573 		return 1632 - VLAN_ETH_HLEN - EDSA_HLEN - ETH_FCS_LEN;
3574 	return ETH_DATA_LEN;
3575 }
3576 
mv88e6xxx_change_mtu(struct dsa_switch * ds,int port,int new_mtu)3577 static int mv88e6xxx_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
3578 {
3579 	struct mv88e6xxx_chip *chip = ds->priv;
3580 	int ret = 0;
3581 
3582 	/* For families where we don't know how to alter the MTU,
3583 	 * just accept any value up to ETH_DATA_LEN
3584 	 */
3585 	if (!chip->info->ops->port_set_jumbo_size &&
3586 	    !chip->info->ops->set_max_frame_size) {
3587 		if (new_mtu > ETH_DATA_LEN)
3588 			return -EINVAL;
3589 
3590 		return 0;
3591 	}
3592 
3593 	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
3594 		new_mtu += EDSA_HLEN;
3595 
3596 	mv88e6xxx_reg_lock(chip);
3597 	if (chip->info->ops->port_set_jumbo_size)
3598 		ret = chip->info->ops->port_set_jumbo_size(chip, port, new_mtu);
3599 	else if (chip->info->ops->set_max_frame_size)
3600 		ret = chip->info->ops->set_max_frame_size(chip, new_mtu);
3601 	mv88e6xxx_reg_unlock(chip);
3602 
3603 	return ret;
3604 }
3605 
mv88e6xxx_port_enable(struct dsa_switch * ds,int port,struct phy_device * phydev)3606 static int mv88e6xxx_port_enable(struct dsa_switch *ds, int port,
3607 				 struct phy_device *phydev)
3608 {
3609 	struct mv88e6xxx_chip *chip = ds->priv;
3610 	int err;
3611 
3612 	mv88e6xxx_reg_lock(chip);
3613 	err = mv88e6xxx_serdes_power(chip, port, true);
3614 	mv88e6xxx_reg_unlock(chip);
3615 
3616 	return err;
3617 }
3618 
mv88e6xxx_port_disable(struct dsa_switch * ds,int port)3619 static void mv88e6xxx_port_disable(struct dsa_switch *ds, int port)
3620 {
3621 	struct mv88e6xxx_chip *chip = ds->priv;
3622 
3623 	mv88e6xxx_reg_lock(chip);
3624 	if (mv88e6xxx_serdes_power(chip, port, false))
3625 		dev_err(chip->dev, "failed to power off SERDES\n");
3626 	mv88e6xxx_reg_unlock(chip);
3627 }
3628 
mv88e6xxx_set_ageing_time(struct dsa_switch * ds,unsigned int ageing_time)3629 static int mv88e6xxx_set_ageing_time(struct dsa_switch *ds,
3630 				     unsigned int ageing_time)
3631 {
3632 	struct mv88e6xxx_chip *chip = ds->priv;
3633 	int err;
3634 
3635 	mv88e6xxx_reg_lock(chip);
3636 	err = mv88e6xxx_g1_atu_set_age_time(chip, ageing_time);
3637 	mv88e6xxx_reg_unlock(chip);
3638 
3639 	return err;
3640 }
3641 
mv88e6xxx_stats_setup(struct mv88e6xxx_chip * chip)3642 static int mv88e6xxx_stats_setup(struct mv88e6xxx_chip *chip)
3643 {
3644 	int err;
3645 
3646 	/* Initialize the statistics unit */
3647 	if (chip->info->ops->stats_set_histogram) {
3648 		err = chip->info->ops->stats_set_histogram(chip);
3649 		if (err)
3650 			return err;
3651 	}
3652 
3653 	return mv88e6xxx_g1_stats_clear(chip);
3654 }
3655 
3656 /* Check if the errata has already been applied. */
mv88e6390_setup_errata_applied(struct mv88e6xxx_chip * chip)3657 static bool mv88e6390_setup_errata_applied(struct mv88e6xxx_chip *chip)
3658 {
3659 	int port;
3660 	int err;
3661 	u16 val;
3662 
3663 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
3664 		err = mv88e6xxx_port_hidden_read(chip, 0xf, port, 0, &val);
3665 		if (err) {
3666 			dev_err(chip->dev,
3667 				"Error reading hidden register: %d\n", err);
3668 			return false;
3669 		}
3670 		if (val != 0x01c0)
3671 			return false;
3672 	}
3673 
3674 	return true;
3675 }
3676 
3677 /* The 6390 copper ports have an errata which require poking magic
3678  * values into undocumented hidden registers and then performing a
3679  * software reset.
3680  */
mv88e6390_setup_errata(struct mv88e6xxx_chip * chip)3681 static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
3682 {
3683 	int port;
3684 	int err;
3685 
3686 	if (mv88e6390_setup_errata_applied(chip))
3687 		return 0;
3688 
3689 	/* Set the ports into blocking mode */
3690 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
3691 		err = mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED);
3692 		if (err)
3693 			return err;
3694 	}
3695 
3696 	for (port = 0; port < mv88e6xxx_num_ports(chip); port++) {
3697 		err = mv88e6xxx_port_hidden_write(chip, 0xf, port, 0, 0x01c0);
3698 		if (err)
3699 			return err;
3700 	}
3701 
3702 	return mv88e6xxx_software_reset(chip);
3703 }
3704 
mv88e6xxx_teardown(struct dsa_switch * ds)3705 static void mv88e6xxx_teardown(struct dsa_switch *ds)
3706 {
3707 	mv88e6xxx_teardown_devlink_params(ds);
3708 	dsa_devlink_resources_unregister(ds);
3709 	mv88e6xxx_teardown_devlink_regions_global(ds);
3710 }
3711 
mv88e6xxx_setup(struct dsa_switch * ds)3712 static int mv88e6xxx_setup(struct dsa_switch *ds)
3713 {
3714 	struct mv88e6xxx_chip *chip = ds->priv;
3715 	u8 cmode;
3716 	int err;
3717 	int i;
3718 
3719 	chip->ds = ds;
3720 	ds->slave_mii_bus = mv88e6xxx_default_mdio_bus(chip);
3721 
3722 	/* Since virtual bridges are mapped in the PVT, the number we support
3723 	 * depends on the physical switch topology. We need to let DSA figure
3724 	 * that out and therefore we cannot set this at dsa_register_switch()
3725 	 * time.
3726 	 */
3727 	if (mv88e6xxx_has_pvt(chip))
3728 		ds->max_num_bridges = MV88E6XXX_MAX_PVT_SWITCHES -
3729 				      ds->dst->last_switch - 1;
3730 
3731 	mv88e6xxx_reg_lock(chip);
3732 
3733 	if (chip->info->ops->setup_errata) {
3734 		err = chip->info->ops->setup_errata(chip);
3735 		if (err)
3736 			goto unlock;
3737 	}
3738 
3739 	/* Cache the cmode of each port. */
3740 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
3741 		if (chip->info->ops->port_get_cmode) {
3742 			err = chip->info->ops->port_get_cmode(chip, i, &cmode);
3743 			if (err)
3744 				goto unlock;
3745 
3746 			chip->ports[i].cmode = cmode;
3747 		}
3748 	}
3749 
3750 	err = mv88e6xxx_vtu_setup(chip);
3751 	if (err)
3752 		goto unlock;
3753 
3754 	/* Must be called after mv88e6xxx_vtu_setup (which flushes the
3755 	 * VTU, thereby also flushing the STU).
3756 	 */
3757 	err = mv88e6xxx_stu_setup(chip);
3758 	if (err)
3759 		goto unlock;
3760 
3761 	/* Setup Switch Port Registers */
3762 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
3763 		if (dsa_is_unused_port(ds, i))
3764 			continue;
3765 
3766 		/* Prevent the use of an invalid port. */
3767 		if (mv88e6xxx_is_invalid_port(chip, i)) {
3768 			dev_err(chip->dev, "port %d is invalid\n", i);
3769 			err = -EINVAL;
3770 			goto unlock;
3771 		}
3772 
3773 		err = mv88e6xxx_setup_port(chip, i);
3774 		if (err)
3775 			goto unlock;
3776 	}
3777 
3778 	err = mv88e6xxx_irl_setup(chip);
3779 	if (err)
3780 		goto unlock;
3781 
3782 	err = mv88e6xxx_mac_setup(chip);
3783 	if (err)
3784 		goto unlock;
3785 
3786 	err = mv88e6xxx_phy_setup(chip);
3787 	if (err)
3788 		goto unlock;
3789 
3790 	err = mv88e6xxx_pvt_setup(chip);
3791 	if (err)
3792 		goto unlock;
3793 
3794 	err = mv88e6xxx_atu_setup(chip);
3795 	if (err)
3796 		goto unlock;
3797 
3798 	err = mv88e6xxx_broadcast_setup(chip, 0);
3799 	if (err)
3800 		goto unlock;
3801 
3802 	err = mv88e6xxx_pot_setup(chip);
3803 	if (err)
3804 		goto unlock;
3805 
3806 	err = mv88e6xxx_rmu_setup(chip);
3807 	if (err)
3808 		goto unlock;
3809 
3810 	err = mv88e6xxx_rsvd2cpu_setup(chip);
3811 	if (err)
3812 		goto unlock;
3813 
3814 	err = mv88e6xxx_trunk_setup(chip);
3815 	if (err)
3816 		goto unlock;
3817 
3818 	err = mv88e6xxx_devmap_setup(chip);
3819 	if (err)
3820 		goto unlock;
3821 
3822 	err = mv88e6xxx_pri_setup(chip);
3823 	if (err)
3824 		goto unlock;
3825 
3826 	/* Setup PTP Hardware Clock and timestamping */
3827 	if (chip->info->ptp_support) {
3828 		err = mv88e6xxx_ptp_setup(chip);
3829 		if (err)
3830 			goto unlock;
3831 
3832 		err = mv88e6xxx_hwtstamp_setup(chip);
3833 		if (err)
3834 			goto unlock;
3835 	}
3836 
3837 	err = mv88e6xxx_stats_setup(chip);
3838 	if (err)
3839 		goto unlock;
3840 
3841 unlock:
3842 	mv88e6xxx_reg_unlock(chip);
3843 
3844 	if (err)
3845 		return err;
3846 
3847 	/* Have to be called without holding the register lock, since
3848 	 * they take the devlink lock, and we later take the locks in
3849 	 * the reverse order when getting/setting parameters or
3850 	 * resource occupancy.
3851 	 */
3852 	err = mv88e6xxx_setup_devlink_resources(ds);
3853 	if (err)
3854 		return err;
3855 
3856 	err = mv88e6xxx_setup_devlink_params(ds);
3857 	if (err)
3858 		goto out_resources;
3859 
3860 	err = mv88e6xxx_setup_devlink_regions_global(ds);
3861 	if (err)
3862 		goto out_params;
3863 
3864 	return 0;
3865 
3866 out_params:
3867 	mv88e6xxx_teardown_devlink_params(ds);
3868 out_resources:
3869 	dsa_devlink_resources_unregister(ds);
3870 
3871 	return err;
3872 }
3873 
mv88e6xxx_port_setup(struct dsa_switch * ds,int port)3874 static int mv88e6xxx_port_setup(struct dsa_switch *ds, int port)
3875 {
3876 	return mv88e6xxx_setup_devlink_regions_port(ds, port);
3877 }
3878 
mv88e6xxx_port_teardown(struct dsa_switch * ds,int port)3879 static void mv88e6xxx_port_teardown(struct dsa_switch *ds, int port)
3880 {
3881 	mv88e6xxx_teardown_devlink_regions_port(ds, port);
3882 }
3883 
3884 /* prod_id for switch families which do not have a PHY model number */
3885 static const u16 family_prod_id_table[] = {
3886 	[MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
3887 	[MV88E6XXX_FAMILY_6390] = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
3888 	[MV88E6XXX_FAMILY_6393] = MV88E6XXX_PORT_SWITCH_ID_PROD_6393X,
3889 };
3890 
mv88e6xxx_mdio_read(struct mii_bus * bus,int phy,int reg)3891 static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg)
3892 {
3893 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
3894 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
3895 	u16 prod_id;
3896 	u16 val;
3897 	int err;
3898 
3899 	if (!chip->info->ops->phy_read)
3900 		return -EOPNOTSUPP;
3901 
3902 	mv88e6xxx_reg_lock(chip);
3903 	err = chip->info->ops->phy_read(chip, bus, phy, reg, &val);
3904 	mv88e6xxx_reg_unlock(chip);
3905 
3906 	/* Some internal PHYs don't have a model number. */
3907 	if (reg == MII_PHYSID2 && !(val & 0x3f0) &&
3908 	    chip->info->family < ARRAY_SIZE(family_prod_id_table)) {
3909 		prod_id = family_prod_id_table[chip->info->family];
3910 		if (prod_id)
3911 			val |= prod_id >> 4;
3912 	}
3913 
3914 	return err ? err : val;
3915 }
3916 
mv88e6xxx_mdio_write(struct mii_bus * bus,int phy,int reg,u16 val)3917 static int mv88e6xxx_mdio_write(struct mii_bus *bus, int phy, int reg, u16 val)
3918 {
3919 	struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv;
3920 	struct mv88e6xxx_chip *chip = mdio_bus->chip;
3921 	int err;
3922 
3923 	if (!chip->info->ops->phy_write)
3924 		return -EOPNOTSUPP;
3925 
3926 	mv88e6xxx_reg_lock(chip);
3927 	err = chip->info->ops->phy_write(chip, bus, phy, reg, val);
3928 	mv88e6xxx_reg_unlock(chip);
3929 
3930 	return err;
3931 }
3932 
mv88e6xxx_mdio_register(struct mv88e6xxx_chip * chip,struct device_node * np,bool external)3933 static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip,
3934 				   struct device_node *np,
3935 				   bool external)
3936 {
3937 	static int index;
3938 	struct mv88e6xxx_mdio_bus *mdio_bus;
3939 	struct mii_bus *bus;
3940 	int err;
3941 
3942 	if (external) {
3943 		mv88e6xxx_reg_lock(chip);
3944 		err = mv88e6xxx_g2_scratch_gpio_set_smi(chip, true);
3945 		mv88e6xxx_reg_unlock(chip);
3946 
3947 		if (err)
3948 			return err;
3949 	}
3950 
3951 	bus = mdiobus_alloc_size(sizeof(*mdio_bus));
3952 	if (!bus)
3953 		return -ENOMEM;
3954 
3955 	mdio_bus = bus->priv;
3956 	mdio_bus->bus = bus;
3957 	mdio_bus->chip = chip;
3958 	INIT_LIST_HEAD(&mdio_bus->list);
3959 	mdio_bus->external = external;
3960 
3961 	if (np) {
3962 		bus->name = np->full_name;
3963 		snprintf(bus->id, MII_BUS_ID_SIZE, "%pOF", np);
3964 	} else {
3965 		bus->name = "mv88e6xxx SMI";
3966 		snprintf(bus->id, MII_BUS_ID_SIZE, "mv88e6xxx-%d", index++);
3967 	}
3968 
3969 	bus->read = mv88e6xxx_mdio_read;
3970 	bus->write = mv88e6xxx_mdio_write;
3971 	bus->parent = chip->dev;
3972 
3973 	if (!external) {
3974 		err = mv88e6xxx_g2_irq_mdio_setup(chip, bus);
3975 		if (err)
3976 			goto out;
3977 	}
3978 
3979 	err = of_mdiobus_register(bus, np);
3980 	if (err) {
3981 		dev_err(chip->dev, "Cannot register MDIO bus (%d)\n", err);
3982 		mv88e6xxx_g2_irq_mdio_free(chip, bus);
3983 		goto out;
3984 	}
3985 
3986 	if (external)
3987 		list_add_tail(&mdio_bus->list, &chip->mdios);
3988 	else
3989 		list_add(&mdio_bus->list, &chip->mdios);
3990 
3991 	return 0;
3992 
3993 out:
3994 	mdiobus_free(bus);
3995 	return err;
3996 }
3997 
mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip * chip)3998 static void mv88e6xxx_mdios_unregister(struct mv88e6xxx_chip *chip)
3999 
4000 {
4001 	struct mv88e6xxx_mdio_bus *mdio_bus, *p;
4002 	struct mii_bus *bus;
4003 
4004 	list_for_each_entry_safe(mdio_bus, p, &chip->mdios, list) {
4005 		bus = mdio_bus->bus;
4006 
4007 		if (!mdio_bus->external)
4008 			mv88e6xxx_g2_irq_mdio_free(chip, bus);
4009 
4010 		mdiobus_unregister(bus);
4011 		mdiobus_free(bus);
4012 	}
4013 }
4014 
mv88e6xxx_mdios_register(struct mv88e6xxx_chip * chip,struct device_node * np)4015 static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip,
4016 				    struct device_node *np)
4017 {
4018 	struct device_node *child;
4019 	int err;
4020 
4021 	/* Always register one mdio bus for the internal/default mdio
4022 	 * bus. This maybe represented in the device tree, but is
4023 	 * optional.
4024 	 */
4025 	child = of_get_child_by_name(np, "mdio");
4026 	err = mv88e6xxx_mdio_register(chip, child, false);
4027 	of_node_put(child);
4028 	if (err)
4029 		return err;
4030 
4031 	/* Walk the device tree, and see if there are any other nodes
4032 	 * which say they are compatible with the external mdio
4033 	 * bus.
4034 	 */
4035 	for_each_available_child_of_node(np, child) {
4036 		if (of_device_is_compatible(
4037 			    child, "marvell,mv88e6xxx-mdio-external")) {
4038 			err = mv88e6xxx_mdio_register(chip, child, true);
4039 			if (err) {
4040 				mv88e6xxx_mdios_unregister(chip);
4041 				of_node_put(child);
4042 				return err;
4043 			}
4044 		}
4045 	}
4046 
4047 	return 0;
4048 }
4049 
mv88e6xxx_get_eeprom_len(struct dsa_switch * ds)4050 static int mv88e6xxx_get_eeprom_len(struct dsa_switch *ds)
4051 {
4052 	struct mv88e6xxx_chip *chip = ds->priv;
4053 
4054 	return chip->eeprom_len;
4055 }
4056 
mv88e6xxx_get_eeprom(struct dsa_switch * ds,struct ethtool_eeprom * eeprom,u8 * data)4057 static int mv88e6xxx_get_eeprom(struct dsa_switch *ds,
4058 				struct ethtool_eeprom *eeprom, u8 *data)
4059 {
4060 	struct mv88e6xxx_chip *chip = ds->priv;
4061 	int err;
4062 
4063 	if (!chip->info->ops->get_eeprom)
4064 		return -EOPNOTSUPP;
4065 
4066 	mv88e6xxx_reg_lock(chip);
4067 	err = chip->info->ops->get_eeprom(chip, eeprom, data);
4068 	mv88e6xxx_reg_unlock(chip);
4069 
4070 	if (err)
4071 		return err;
4072 
4073 	eeprom->magic = 0xc3ec4951;
4074 
4075 	return 0;
4076 }
4077 
mv88e6xxx_set_eeprom(struct dsa_switch * ds,struct ethtool_eeprom * eeprom,u8 * data)4078 static int mv88e6xxx_set_eeprom(struct dsa_switch *ds,
4079 				struct ethtool_eeprom *eeprom, u8 *data)
4080 {
4081 	struct mv88e6xxx_chip *chip = ds->priv;
4082 	int err;
4083 
4084 	if (!chip->info->ops->set_eeprom)
4085 		return -EOPNOTSUPP;
4086 
4087 	if (eeprom->magic != 0xc3ec4951)
4088 		return -EINVAL;
4089 
4090 	mv88e6xxx_reg_lock(chip);
4091 	err = chip->info->ops->set_eeprom(chip, eeprom, data);
4092 	mv88e6xxx_reg_unlock(chip);
4093 
4094 	return err;
4095 }
4096 
4097 static const struct mv88e6xxx_ops mv88e6085_ops = {
4098 	/* MV88E6XXX_FAMILY_6097 */
4099 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4100 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4101 	.irl_init_all = mv88e6352_g2_irl_init_all,
4102 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
4103 	.phy_read = mv88e6185_phy_ppu_read,
4104 	.phy_write = mv88e6185_phy_ppu_write,
4105 	.port_set_link = mv88e6xxx_port_set_link,
4106 	.port_sync_link = mv88e6xxx_port_sync_link,
4107 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4108 	.port_tag_remap = mv88e6095_port_tag_remap,
4109 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4110 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4111 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4112 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4113 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4114 	.port_pause_limit = mv88e6097_port_pause_limit,
4115 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4116 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4117 	.port_get_cmode = mv88e6185_port_get_cmode,
4118 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4119 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4120 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4121 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4122 	.stats_get_strings = mv88e6095_stats_get_strings,
4123 	.stats_get_stats = mv88e6095_stats_get_stats,
4124 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4125 	.set_egress_port = mv88e6095_g1_set_egress_port,
4126 	.watchdog_ops = &mv88e6097_watchdog_ops,
4127 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4128 	.pot_clear = mv88e6xxx_g2_pot_clear,
4129 	.ppu_enable = mv88e6185_g1_ppu_enable,
4130 	.ppu_disable = mv88e6185_g1_ppu_disable,
4131 	.reset = mv88e6185_g1_reset,
4132 	.rmu_disable = mv88e6085_g1_rmu_disable,
4133 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4134 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4135 	.stu_getnext = mv88e6352_g1_stu_getnext,
4136 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4137 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4138 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4139 };
4140 
4141 static const struct mv88e6xxx_ops mv88e6095_ops = {
4142 	/* MV88E6XXX_FAMILY_6095 */
4143 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4144 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4145 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
4146 	.phy_read = mv88e6185_phy_ppu_read,
4147 	.phy_write = mv88e6185_phy_ppu_write,
4148 	.port_set_link = mv88e6xxx_port_set_link,
4149 	.port_sync_link = mv88e6185_port_sync_link,
4150 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4151 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
4152 	.port_set_ucast_flood = mv88e6185_port_set_forward_unknown,
4153 	.port_set_mcast_flood = mv88e6185_port_set_default_forward,
4154 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
4155 	.port_get_cmode = mv88e6185_port_get_cmode,
4156 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4157 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4158 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4159 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4160 	.stats_get_strings = mv88e6095_stats_get_strings,
4161 	.stats_get_stats = mv88e6095_stats_get_stats,
4162 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
4163 	.serdes_power = mv88e6185_serdes_power,
4164 	.serdes_get_lane = mv88e6185_serdes_get_lane,
4165 	.serdes_pcs_get_state = mv88e6185_serdes_pcs_get_state,
4166 	.ppu_enable = mv88e6185_g1_ppu_enable,
4167 	.ppu_disable = mv88e6185_g1_ppu_disable,
4168 	.reset = mv88e6185_g1_reset,
4169 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4170 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4171 	.phylink_get_caps = mv88e6095_phylink_get_caps,
4172 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4173 };
4174 
4175 static const struct mv88e6xxx_ops mv88e6097_ops = {
4176 	/* MV88E6XXX_FAMILY_6097 */
4177 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4178 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4179 	.irl_init_all = mv88e6352_g2_irl_init_all,
4180 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4181 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4182 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4183 	.port_set_link = mv88e6xxx_port_set_link,
4184 	.port_sync_link = mv88e6185_port_sync_link,
4185 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4186 	.port_tag_remap = mv88e6095_port_tag_remap,
4187 	.port_set_policy = mv88e6352_port_set_policy,
4188 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4189 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4190 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4191 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4192 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
4193 	.port_pause_limit = mv88e6097_port_pause_limit,
4194 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4195 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4196 	.port_get_cmode = mv88e6185_port_get_cmode,
4197 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4198 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4199 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4200 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4201 	.stats_get_strings = mv88e6095_stats_get_strings,
4202 	.stats_get_stats = mv88e6095_stats_get_stats,
4203 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4204 	.set_egress_port = mv88e6095_g1_set_egress_port,
4205 	.watchdog_ops = &mv88e6097_watchdog_ops,
4206 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4207 	.serdes_power = mv88e6185_serdes_power,
4208 	.serdes_get_lane = mv88e6185_serdes_get_lane,
4209 	.serdes_pcs_get_state = mv88e6185_serdes_pcs_get_state,
4210 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4211 	.serdes_irq_enable = mv88e6097_serdes_irq_enable,
4212 	.serdes_irq_status = mv88e6097_serdes_irq_status,
4213 	.pot_clear = mv88e6xxx_g2_pot_clear,
4214 	.reset = mv88e6352_g1_reset,
4215 	.rmu_disable = mv88e6085_g1_rmu_disable,
4216 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4217 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4218 	.phylink_get_caps = mv88e6095_phylink_get_caps,
4219 	.stu_getnext = mv88e6352_g1_stu_getnext,
4220 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4221 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4222 };
4223 
4224 static const struct mv88e6xxx_ops mv88e6123_ops = {
4225 	/* MV88E6XXX_FAMILY_6165 */
4226 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4227 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4228 	.irl_init_all = mv88e6352_g2_irl_init_all,
4229 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4230 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4231 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4232 	.port_set_link = mv88e6xxx_port_set_link,
4233 	.port_sync_link = mv88e6xxx_port_sync_link,
4234 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4235 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
4236 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4237 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4238 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4239 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4240 	.port_get_cmode = mv88e6185_port_get_cmode,
4241 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4242 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4243 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4244 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4245 	.stats_get_strings = mv88e6095_stats_get_strings,
4246 	.stats_get_stats = mv88e6095_stats_get_stats,
4247 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4248 	.set_egress_port = mv88e6095_g1_set_egress_port,
4249 	.watchdog_ops = &mv88e6097_watchdog_ops,
4250 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4251 	.pot_clear = mv88e6xxx_g2_pot_clear,
4252 	.reset = mv88e6352_g1_reset,
4253 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4254 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4255 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4256 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4257 	.stu_getnext = mv88e6352_g1_stu_getnext,
4258 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4259 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4260 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4261 };
4262 
4263 static const struct mv88e6xxx_ops mv88e6131_ops = {
4264 	/* MV88E6XXX_FAMILY_6185 */
4265 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4266 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4267 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
4268 	.phy_read = mv88e6185_phy_ppu_read,
4269 	.phy_write = mv88e6185_phy_ppu_write,
4270 	.port_set_link = mv88e6xxx_port_set_link,
4271 	.port_sync_link = mv88e6xxx_port_sync_link,
4272 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4273 	.port_tag_remap = mv88e6095_port_tag_remap,
4274 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4275 	.port_set_ucast_flood = mv88e6185_port_set_forward_unknown,
4276 	.port_set_mcast_flood = mv88e6185_port_set_default_forward,
4277 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4278 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
4279 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4280 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4281 	.port_pause_limit = mv88e6097_port_pause_limit,
4282 	.port_set_pause = mv88e6185_port_set_pause,
4283 	.port_get_cmode = mv88e6185_port_get_cmode,
4284 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4285 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4286 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4287 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4288 	.stats_get_strings = mv88e6095_stats_get_strings,
4289 	.stats_get_stats = mv88e6095_stats_get_stats,
4290 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4291 	.set_egress_port = mv88e6095_g1_set_egress_port,
4292 	.watchdog_ops = &mv88e6097_watchdog_ops,
4293 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
4294 	.ppu_enable = mv88e6185_g1_ppu_enable,
4295 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
4296 	.ppu_disable = mv88e6185_g1_ppu_disable,
4297 	.reset = mv88e6185_g1_reset,
4298 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4299 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4300 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4301 };
4302 
4303 static const struct mv88e6xxx_ops mv88e6141_ops = {
4304 	/* MV88E6XXX_FAMILY_6341 */
4305 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4306 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4307 	.irl_init_all = mv88e6352_g2_irl_init_all,
4308 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4309 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4310 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4311 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4312 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4313 	.port_set_link = mv88e6xxx_port_set_link,
4314 	.port_sync_link = mv88e6xxx_port_sync_link,
4315 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4316 	.port_set_speed_duplex = mv88e6341_port_set_speed_duplex,
4317 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
4318 	.port_tag_remap = mv88e6095_port_tag_remap,
4319 	.port_set_policy = mv88e6352_port_set_policy,
4320 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4321 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4322 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4323 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4324 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4325 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4326 	.port_pause_limit = mv88e6097_port_pause_limit,
4327 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4328 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4329 	.port_get_cmode = mv88e6352_port_get_cmode,
4330 	.port_set_cmode = mv88e6341_port_set_cmode,
4331 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4332 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4333 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4334 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4335 	.stats_get_strings = mv88e6320_stats_get_strings,
4336 	.stats_get_stats = mv88e6390_stats_get_stats,
4337 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4338 	.set_egress_port = mv88e6390_g1_set_egress_port,
4339 	.watchdog_ops = &mv88e6390_watchdog_ops,
4340 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
4341 	.pot_clear = mv88e6xxx_g2_pot_clear,
4342 	.reset = mv88e6352_g1_reset,
4343 	.rmu_disable = mv88e6390_g1_rmu_disable,
4344 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4345 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4346 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4347 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4348 	.stu_getnext = mv88e6352_g1_stu_getnext,
4349 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4350 	.serdes_power = mv88e6390_serdes_power,
4351 	.serdes_get_lane = mv88e6341_serdes_get_lane,
4352 	/* Check status register pause & lpa register */
4353 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4354 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4355 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4356 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4357 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4358 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4359 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4360 	.gpio_ops = &mv88e6352_gpio_ops,
4361 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
4362 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4363 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4364 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4365 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4366 	.phylink_get_caps = mv88e6341_phylink_get_caps,
4367 };
4368 
4369 static const struct mv88e6xxx_ops mv88e6161_ops = {
4370 	/* MV88E6XXX_FAMILY_6165 */
4371 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4372 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4373 	.irl_init_all = mv88e6352_g2_irl_init_all,
4374 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4375 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4376 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4377 	.port_set_link = mv88e6xxx_port_set_link,
4378 	.port_sync_link = mv88e6xxx_port_sync_link,
4379 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4380 	.port_tag_remap = mv88e6095_port_tag_remap,
4381 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4382 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4383 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4384 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4385 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4386 	.port_pause_limit = mv88e6097_port_pause_limit,
4387 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4388 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4389 	.port_get_cmode = mv88e6185_port_get_cmode,
4390 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4391 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4392 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4393 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4394 	.stats_get_strings = mv88e6095_stats_get_strings,
4395 	.stats_get_stats = mv88e6095_stats_get_stats,
4396 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4397 	.set_egress_port = mv88e6095_g1_set_egress_port,
4398 	.watchdog_ops = &mv88e6097_watchdog_ops,
4399 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4400 	.pot_clear = mv88e6xxx_g2_pot_clear,
4401 	.reset = mv88e6352_g1_reset,
4402 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4403 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4404 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4405 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4406 	.stu_getnext = mv88e6352_g1_stu_getnext,
4407 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4408 	.avb_ops = &mv88e6165_avb_ops,
4409 	.ptp_ops = &mv88e6165_ptp_ops,
4410 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4411 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4412 };
4413 
4414 static const struct mv88e6xxx_ops mv88e6165_ops = {
4415 	/* MV88E6XXX_FAMILY_6165 */
4416 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4417 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4418 	.irl_init_all = mv88e6352_g2_irl_init_all,
4419 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4420 	.phy_read = mv88e6165_phy_read,
4421 	.phy_write = mv88e6165_phy_write,
4422 	.port_set_link = mv88e6xxx_port_set_link,
4423 	.port_sync_link = mv88e6xxx_port_sync_link,
4424 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4425 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4426 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4427 	.port_get_cmode = mv88e6185_port_get_cmode,
4428 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4429 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4430 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4431 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4432 	.stats_get_strings = mv88e6095_stats_get_strings,
4433 	.stats_get_stats = mv88e6095_stats_get_stats,
4434 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4435 	.set_egress_port = mv88e6095_g1_set_egress_port,
4436 	.watchdog_ops = &mv88e6097_watchdog_ops,
4437 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4438 	.pot_clear = mv88e6xxx_g2_pot_clear,
4439 	.reset = mv88e6352_g1_reset,
4440 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4441 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4442 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4443 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4444 	.stu_getnext = mv88e6352_g1_stu_getnext,
4445 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4446 	.avb_ops = &mv88e6165_avb_ops,
4447 	.ptp_ops = &mv88e6165_ptp_ops,
4448 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4449 };
4450 
4451 static const struct mv88e6xxx_ops mv88e6171_ops = {
4452 	/* MV88E6XXX_FAMILY_6351 */
4453 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4454 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4455 	.irl_init_all = mv88e6352_g2_irl_init_all,
4456 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4457 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4458 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4459 	.port_set_link = mv88e6xxx_port_set_link,
4460 	.port_sync_link = mv88e6xxx_port_sync_link,
4461 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4462 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4463 	.port_tag_remap = mv88e6095_port_tag_remap,
4464 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4465 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4466 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4467 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4468 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4469 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4470 	.port_pause_limit = mv88e6097_port_pause_limit,
4471 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4472 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4473 	.port_get_cmode = mv88e6352_port_get_cmode,
4474 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4475 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4476 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4477 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4478 	.stats_get_strings = mv88e6095_stats_get_strings,
4479 	.stats_get_stats = mv88e6095_stats_get_stats,
4480 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4481 	.set_egress_port = mv88e6095_g1_set_egress_port,
4482 	.watchdog_ops = &mv88e6097_watchdog_ops,
4483 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4484 	.pot_clear = mv88e6xxx_g2_pot_clear,
4485 	.reset = mv88e6352_g1_reset,
4486 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4487 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4488 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4489 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4490 	.stu_getnext = mv88e6352_g1_stu_getnext,
4491 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4492 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4493 };
4494 
4495 static const struct mv88e6xxx_ops mv88e6172_ops = {
4496 	/* MV88E6XXX_FAMILY_6352 */
4497 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4498 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4499 	.irl_init_all = mv88e6352_g2_irl_init_all,
4500 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4501 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4502 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4503 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4504 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4505 	.port_set_link = mv88e6xxx_port_set_link,
4506 	.port_sync_link = mv88e6xxx_port_sync_link,
4507 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4508 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
4509 	.port_tag_remap = mv88e6095_port_tag_remap,
4510 	.port_set_policy = mv88e6352_port_set_policy,
4511 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4512 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4513 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4514 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4515 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4516 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4517 	.port_pause_limit = mv88e6097_port_pause_limit,
4518 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4519 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4520 	.port_get_cmode = mv88e6352_port_get_cmode,
4521 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4522 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4523 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4524 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4525 	.stats_get_strings = mv88e6095_stats_get_strings,
4526 	.stats_get_stats = mv88e6095_stats_get_stats,
4527 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4528 	.set_egress_port = mv88e6095_g1_set_egress_port,
4529 	.watchdog_ops = &mv88e6097_watchdog_ops,
4530 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4531 	.pot_clear = mv88e6xxx_g2_pot_clear,
4532 	.reset = mv88e6352_g1_reset,
4533 	.rmu_disable = mv88e6352_g1_rmu_disable,
4534 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4535 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4536 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4537 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4538 	.stu_getnext = mv88e6352_g1_stu_getnext,
4539 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4540 	.serdes_get_lane = mv88e6352_serdes_get_lane,
4541 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
4542 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
4543 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
4544 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
4545 	.serdes_power = mv88e6352_serdes_power,
4546 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
4547 	.serdes_get_regs = mv88e6352_serdes_get_regs,
4548 	.gpio_ops = &mv88e6352_gpio_ops,
4549 	.phylink_get_caps = mv88e6352_phylink_get_caps,
4550 };
4551 
4552 static const struct mv88e6xxx_ops mv88e6175_ops = {
4553 	/* MV88E6XXX_FAMILY_6351 */
4554 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4555 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4556 	.irl_init_all = mv88e6352_g2_irl_init_all,
4557 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4558 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4559 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4560 	.port_set_link = mv88e6xxx_port_set_link,
4561 	.port_sync_link = mv88e6xxx_port_sync_link,
4562 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4563 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4564 	.port_tag_remap = mv88e6095_port_tag_remap,
4565 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4566 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4567 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4568 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4569 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4570 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4571 	.port_pause_limit = mv88e6097_port_pause_limit,
4572 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4573 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4574 	.port_get_cmode = mv88e6352_port_get_cmode,
4575 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4576 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4577 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4578 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4579 	.stats_get_strings = mv88e6095_stats_get_strings,
4580 	.stats_get_stats = mv88e6095_stats_get_stats,
4581 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4582 	.set_egress_port = mv88e6095_g1_set_egress_port,
4583 	.watchdog_ops = &mv88e6097_watchdog_ops,
4584 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4585 	.pot_clear = mv88e6xxx_g2_pot_clear,
4586 	.reset = mv88e6352_g1_reset,
4587 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4588 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4589 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4590 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4591 	.stu_getnext = mv88e6352_g1_stu_getnext,
4592 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4593 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4594 };
4595 
4596 static const struct mv88e6xxx_ops mv88e6176_ops = {
4597 	/* MV88E6XXX_FAMILY_6352 */
4598 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4599 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4600 	.irl_init_all = mv88e6352_g2_irl_init_all,
4601 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4602 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4603 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4604 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4605 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4606 	.port_set_link = mv88e6xxx_port_set_link,
4607 	.port_sync_link = mv88e6xxx_port_sync_link,
4608 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4609 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
4610 	.port_tag_remap = mv88e6095_port_tag_remap,
4611 	.port_set_policy = mv88e6352_port_set_policy,
4612 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4613 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4614 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4615 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4616 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4617 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4618 	.port_pause_limit = mv88e6097_port_pause_limit,
4619 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4620 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4621 	.port_get_cmode = mv88e6352_port_get_cmode,
4622 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4623 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4624 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4625 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4626 	.stats_get_strings = mv88e6095_stats_get_strings,
4627 	.stats_get_stats = mv88e6095_stats_get_stats,
4628 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4629 	.set_egress_port = mv88e6095_g1_set_egress_port,
4630 	.watchdog_ops = &mv88e6097_watchdog_ops,
4631 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4632 	.pot_clear = mv88e6xxx_g2_pot_clear,
4633 	.reset = mv88e6352_g1_reset,
4634 	.rmu_disable = mv88e6352_g1_rmu_disable,
4635 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4636 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4637 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4638 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4639 	.stu_getnext = mv88e6352_g1_stu_getnext,
4640 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4641 	.serdes_get_lane = mv88e6352_serdes_get_lane,
4642 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
4643 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
4644 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
4645 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
4646 	.serdes_power = mv88e6352_serdes_power,
4647 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
4648 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
4649 	.serdes_irq_status = mv88e6352_serdes_irq_status,
4650 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
4651 	.serdes_get_regs = mv88e6352_serdes_get_regs,
4652 	.serdes_set_tx_amplitude = mv88e6352_serdes_set_tx_amplitude,
4653 	.gpio_ops = &mv88e6352_gpio_ops,
4654 	.phylink_get_caps = mv88e6352_phylink_get_caps,
4655 };
4656 
4657 static const struct mv88e6xxx_ops mv88e6185_ops = {
4658 	/* MV88E6XXX_FAMILY_6185 */
4659 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4660 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4661 	.set_switch_mac = mv88e6xxx_g1_set_switch_mac,
4662 	.phy_read = mv88e6185_phy_ppu_read,
4663 	.phy_write = mv88e6185_phy_ppu_write,
4664 	.port_set_link = mv88e6xxx_port_set_link,
4665 	.port_sync_link = mv88e6185_port_sync_link,
4666 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
4667 	.port_set_frame_mode = mv88e6085_port_set_frame_mode,
4668 	.port_set_ucast_flood = mv88e6185_port_set_forward_unknown,
4669 	.port_set_mcast_flood = mv88e6185_port_set_default_forward,
4670 	.port_egress_rate_limiting = mv88e6095_port_egress_rate_limiting,
4671 	.port_set_upstream_port = mv88e6095_port_set_upstream_port,
4672 	.port_set_pause = mv88e6185_port_set_pause,
4673 	.port_get_cmode = mv88e6185_port_get_cmode,
4674 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4675 	.stats_snapshot = mv88e6xxx_g1_stats_snapshot,
4676 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4677 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4678 	.stats_get_strings = mv88e6095_stats_get_strings,
4679 	.stats_get_stats = mv88e6095_stats_get_stats,
4680 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4681 	.set_egress_port = mv88e6095_g1_set_egress_port,
4682 	.watchdog_ops = &mv88e6097_watchdog_ops,
4683 	.mgmt_rsvd2cpu = mv88e6185_g2_mgmt_rsvd2cpu,
4684 	.serdes_power = mv88e6185_serdes_power,
4685 	.serdes_get_lane = mv88e6185_serdes_get_lane,
4686 	.serdes_pcs_get_state = mv88e6185_serdes_pcs_get_state,
4687 	.set_cascade_port = mv88e6185_g1_set_cascade_port,
4688 	.ppu_enable = mv88e6185_g1_ppu_enable,
4689 	.ppu_disable = mv88e6185_g1_ppu_disable,
4690 	.reset = mv88e6185_g1_reset,
4691 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4692 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4693 	.phylink_get_caps = mv88e6185_phylink_get_caps,
4694 	.set_max_frame_size = mv88e6185_g1_set_max_frame_size,
4695 };
4696 
4697 static const struct mv88e6xxx_ops mv88e6190_ops = {
4698 	/* MV88E6XXX_FAMILY_6390 */
4699 	.setup_errata = mv88e6390_setup_errata,
4700 	.irl_init_all = mv88e6390_g2_irl_init_all,
4701 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4702 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4703 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4704 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4705 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4706 	.port_set_link = mv88e6xxx_port_set_link,
4707 	.port_sync_link = mv88e6xxx_port_sync_link,
4708 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4709 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
4710 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
4711 	.port_tag_remap = mv88e6390_port_tag_remap,
4712 	.port_set_policy = mv88e6352_port_set_policy,
4713 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4714 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4715 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4716 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4717 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4718 	.port_pause_limit = mv88e6390_port_pause_limit,
4719 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4720 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4721 	.port_get_cmode = mv88e6352_port_get_cmode,
4722 	.port_set_cmode = mv88e6390_port_set_cmode,
4723 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4724 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4725 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4726 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4727 	.stats_get_strings = mv88e6320_stats_get_strings,
4728 	.stats_get_stats = mv88e6390_stats_get_stats,
4729 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4730 	.set_egress_port = mv88e6390_g1_set_egress_port,
4731 	.watchdog_ops = &mv88e6390_watchdog_ops,
4732 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4733 	.pot_clear = mv88e6xxx_g2_pot_clear,
4734 	.reset = mv88e6352_g1_reset,
4735 	.rmu_disable = mv88e6390_g1_rmu_disable,
4736 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4737 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4738 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4739 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4740 	.stu_getnext = mv88e6390_g1_stu_getnext,
4741 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
4742 	.serdes_power = mv88e6390_serdes_power,
4743 	.serdes_get_lane = mv88e6390_serdes_get_lane,
4744 	/* Check status register pause & lpa register */
4745 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4746 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4747 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4748 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4749 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4750 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4751 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4752 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4753 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4754 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4755 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4756 	.gpio_ops = &mv88e6352_gpio_ops,
4757 	.phylink_get_caps = mv88e6390_phylink_get_caps,
4758 };
4759 
4760 static const struct mv88e6xxx_ops mv88e6190x_ops = {
4761 	/* MV88E6XXX_FAMILY_6390 */
4762 	.setup_errata = mv88e6390_setup_errata,
4763 	.irl_init_all = mv88e6390_g2_irl_init_all,
4764 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4765 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4766 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4767 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4768 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4769 	.port_set_link = mv88e6xxx_port_set_link,
4770 	.port_sync_link = mv88e6xxx_port_sync_link,
4771 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4772 	.port_set_speed_duplex = mv88e6390x_port_set_speed_duplex,
4773 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
4774 	.port_tag_remap = mv88e6390_port_tag_remap,
4775 	.port_set_policy = mv88e6352_port_set_policy,
4776 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4777 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4778 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4779 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4780 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4781 	.port_pause_limit = mv88e6390_port_pause_limit,
4782 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4783 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4784 	.port_get_cmode = mv88e6352_port_get_cmode,
4785 	.port_set_cmode = mv88e6390x_port_set_cmode,
4786 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4787 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4788 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4789 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4790 	.stats_get_strings = mv88e6320_stats_get_strings,
4791 	.stats_get_stats = mv88e6390_stats_get_stats,
4792 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4793 	.set_egress_port = mv88e6390_g1_set_egress_port,
4794 	.watchdog_ops = &mv88e6390_watchdog_ops,
4795 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4796 	.pot_clear = mv88e6xxx_g2_pot_clear,
4797 	.reset = mv88e6352_g1_reset,
4798 	.rmu_disable = mv88e6390_g1_rmu_disable,
4799 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4800 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4801 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4802 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4803 	.stu_getnext = mv88e6390_g1_stu_getnext,
4804 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
4805 	.serdes_power = mv88e6390_serdes_power,
4806 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
4807 	/* Check status register pause & lpa register */
4808 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4809 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4810 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4811 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4812 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4813 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4814 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4815 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4816 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4817 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4818 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4819 	.gpio_ops = &mv88e6352_gpio_ops,
4820 	.phylink_get_caps = mv88e6390x_phylink_get_caps,
4821 };
4822 
4823 static const struct mv88e6xxx_ops mv88e6191_ops = {
4824 	/* MV88E6XXX_FAMILY_6390 */
4825 	.setup_errata = mv88e6390_setup_errata,
4826 	.irl_init_all = mv88e6390_g2_irl_init_all,
4827 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4828 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4829 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4830 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4831 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4832 	.port_set_link = mv88e6xxx_port_set_link,
4833 	.port_sync_link = mv88e6xxx_port_sync_link,
4834 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
4835 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
4836 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
4837 	.port_tag_remap = mv88e6390_port_tag_remap,
4838 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4839 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4840 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4841 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4842 	.port_pause_limit = mv88e6390_port_pause_limit,
4843 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4844 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4845 	.port_get_cmode = mv88e6352_port_get_cmode,
4846 	.port_set_cmode = mv88e6390_port_set_cmode,
4847 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4848 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
4849 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
4850 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
4851 	.stats_get_strings = mv88e6320_stats_get_strings,
4852 	.stats_get_stats = mv88e6390_stats_get_stats,
4853 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
4854 	.set_egress_port = mv88e6390_g1_set_egress_port,
4855 	.watchdog_ops = &mv88e6390_watchdog_ops,
4856 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
4857 	.pot_clear = mv88e6xxx_g2_pot_clear,
4858 	.reset = mv88e6352_g1_reset,
4859 	.rmu_disable = mv88e6390_g1_rmu_disable,
4860 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4861 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4862 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
4863 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
4864 	.stu_getnext = mv88e6390_g1_stu_getnext,
4865 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
4866 	.serdes_power = mv88e6390_serdes_power,
4867 	.serdes_get_lane = mv88e6390_serdes_get_lane,
4868 	/* Check status register pause & lpa register */
4869 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
4870 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
4871 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
4872 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
4873 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
4874 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
4875 	.serdes_irq_status = mv88e6390_serdes_irq_status,
4876 	.serdes_get_strings = mv88e6390_serdes_get_strings,
4877 	.serdes_get_stats = mv88e6390_serdes_get_stats,
4878 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
4879 	.serdes_get_regs = mv88e6390_serdes_get_regs,
4880 	.avb_ops = &mv88e6390_avb_ops,
4881 	.ptp_ops = &mv88e6352_ptp_ops,
4882 	.phylink_get_caps = mv88e6390_phylink_get_caps,
4883 };
4884 
4885 static const struct mv88e6xxx_ops mv88e6240_ops = {
4886 	/* MV88E6XXX_FAMILY_6352 */
4887 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
4888 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4889 	.irl_init_all = mv88e6352_g2_irl_init_all,
4890 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4891 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4892 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4893 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4894 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4895 	.port_set_link = mv88e6xxx_port_set_link,
4896 	.port_sync_link = mv88e6xxx_port_sync_link,
4897 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4898 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
4899 	.port_tag_remap = mv88e6095_port_tag_remap,
4900 	.port_set_policy = mv88e6352_port_set_policy,
4901 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4902 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4903 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4904 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4905 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
4906 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4907 	.port_pause_limit = mv88e6097_port_pause_limit,
4908 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
4909 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4910 	.port_get_cmode = mv88e6352_port_get_cmode,
4911 	.port_setup_message_port = mv88e6xxx_setup_message_port,
4912 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4913 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4914 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
4915 	.stats_get_strings = mv88e6095_stats_get_strings,
4916 	.stats_get_stats = mv88e6095_stats_get_stats,
4917 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4918 	.set_egress_port = mv88e6095_g1_set_egress_port,
4919 	.watchdog_ops = &mv88e6097_watchdog_ops,
4920 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4921 	.pot_clear = mv88e6xxx_g2_pot_clear,
4922 	.reset = mv88e6352_g1_reset,
4923 	.rmu_disable = mv88e6352_g1_rmu_disable,
4924 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
4925 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
4926 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
4927 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
4928 	.stu_getnext = mv88e6352_g1_stu_getnext,
4929 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
4930 	.serdes_get_lane = mv88e6352_serdes_get_lane,
4931 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
4932 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
4933 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
4934 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
4935 	.serdes_power = mv88e6352_serdes_power,
4936 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
4937 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
4938 	.serdes_irq_status = mv88e6352_serdes_irq_status,
4939 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
4940 	.serdes_get_regs = mv88e6352_serdes_get_regs,
4941 	.serdes_set_tx_amplitude = mv88e6352_serdes_set_tx_amplitude,
4942 	.gpio_ops = &mv88e6352_gpio_ops,
4943 	.avb_ops = &mv88e6352_avb_ops,
4944 	.ptp_ops = &mv88e6352_ptp_ops,
4945 	.phylink_get_caps = mv88e6352_phylink_get_caps,
4946 };
4947 
4948 static const struct mv88e6xxx_ops mv88e6250_ops = {
4949 	/* MV88E6XXX_FAMILY_6250 */
4950 	.ieee_pri_map = mv88e6250_g1_ieee_pri_map,
4951 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
4952 	.irl_init_all = mv88e6352_g2_irl_init_all,
4953 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
4954 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
4955 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4956 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4957 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4958 	.port_set_link = mv88e6xxx_port_set_link,
4959 	.port_sync_link = mv88e6xxx_port_sync_link,
4960 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
4961 	.port_set_speed_duplex = mv88e6250_port_set_speed_duplex,
4962 	.port_tag_remap = mv88e6095_port_tag_remap,
4963 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
4964 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
4965 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
4966 	.port_set_ether_type = mv88e6351_port_set_ether_type,
4967 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
4968 	.port_pause_limit = mv88e6097_port_pause_limit,
4969 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
4970 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
4971 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
4972 	.stats_get_sset_count = mv88e6250_stats_get_sset_count,
4973 	.stats_get_strings = mv88e6250_stats_get_strings,
4974 	.stats_get_stats = mv88e6250_stats_get_stats,
4975 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
4976 	.set_egress_port = mv88e6095_g1_set_egress_port,
4977 	.watchdog_ops = &mv88e6250_watchdog_ops,
4978 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
4979 	.pot_clear = mv88e6xxx_g2_pot_clear,
4980 	.reset = mv88e6250_g1_reset,
4981 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
4982 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
4983 	.avb_ops = &mv88e6352_avb_ops,
4984 	.ptp_ops = &mv88e6250_ptp_ops,
4985 	.phylink_get_caps = mv88e6250_phylink_get_caps,
4986 };
4987 
4988 static const struct mv88e6xxx_ops mv88e6290_ops = {
4989 	/* MV88E6XXX_FAMILY_6390 */
4990 	.setup_errata = mv88e6390_setup_errata,
4991 	.irl_init_all = mv88e6390_g2_irl_init_all,
4992 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
4993 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
4994 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
4995 	.phy_read = mv88e6xxx_g2_smi_phy_read,
4996 	.phy_write = mv88e6xxx_g2_smi_phy_write,
4997 	.port_set_link = mv88e6xxx_port_set_link,
4998 	.port_sync_link = mv88e6xxx_port_sync_link,
4999 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
5000 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
5001 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
5002 	.port_tag_remap = mv88e6390_port_tag_remap,
5003 	.port_set_policy = mv88e6352_port_set_policy,
5004 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5005 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5006 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5007 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5008 	.port_pause_limit = mv88e6390_port_pause_limit,
5009 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5010 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5011 	.port_get_cmode = mv88e6352_port_get_cmode,
5012 	.port_set_cmode = mv88e6390_port_set_cmode,
5013 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5014 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
5015 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
5016 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5017 	.stats_get_strings = mv88e6320_stats_get_strings,
5018 	.stats_get_stats = mv88e6390_stats_get_stats,
5019 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
5020 	.set_egress_port = mv88e6390_g1_set_egress_port,
5021 	.watchdog_ops = &mv88e6390_watchdog_ops,
5022 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
5023 	.pot_clear = mv88e6xxx_g2_pot_clear,
5024 	.reset = mv88e6352_g1_reset,
5025 	.rmu_disable = mv88e6390_g1_rmu_disable,
5026 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5027 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5028 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
5029 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
5030 	.stu_getnext = mv88e6390_g1_stu_getnext,
5031 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
5032 	.serdes_power = mv88e6390_serdes_power,
5033 	.serdes_get_lane = mv88e6390_serdes_get_lane,
5034 	/* Check status register pause & lpa register */
5035 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
5036 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
5037 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
5038 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
5039 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
5040 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
5041 	.serdes_irq_status = mv88e6390_serdes_irq_status,
5042 	.serdes_get_strings = mv88e6390_serdes_get_strings,
5043 	.serdes_get_stats = mv88e6390_serdes_get_stats,
5044 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
5045 	.serdes_get_regs = mv88e6390_serdes_get_regs,
5046 	.gpio_ops = &mv88e6352_gpio_ops,
5047 	.avb_ops = &mv88e6390_avb_ops,
5048 	.ptp_ops = &mv88e6352_ptp_ops,
5049 	.phylink_get_caps = mv88e6390_phylink_get_caps,
5050 };
5051 
5052 static const struct mv88e6xxx_ops mv88e6320_ops = {
5053 	/* MV88E6XXX_FAMILY_6320 */
5054 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5055 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5056 	.irl_init_all = mv88e6352_g2_irl_init_all,
5057 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
5058 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
5059 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5060 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5061 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5062 	.port_set_link = mv88e6xxx_port_set_link,
5063 	.port_sync_link = mv88e6xxx_port_sync_link,
5064 	.port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay,
5065 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
5066 	.port_tag_remap = mv88e6095_port_tag_remap,
5067 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5068 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5069 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5070 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5071 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5072 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5073 	.port_pause_limit = mv88e6097_port_pause_limit,
5074 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5075 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5076 	.port_get_cmode = mv88e6352_port_get_cmode,
5077 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5078 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
5079 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
5080 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5081 	.stats_get_strings = mv88e6320_stats_get_strings,
5082 	.stats_get_stats = mv88e6320_stats_get_stats,
5083 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
5084 	.set_egress_port = mv88e6095_g1_set_egress_port,
5085 	.watchdog_ops = &mv88e6390_watchdog_ops,
5086 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
5087 	.pot_clear = mv88e6xxx_g2_pot_clear,
5088 	.reset = mv88e6352_g1_reset,
5089 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
5090 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
5091 	.gpio_ops = &mv88e6352_gpio_ops,
5092 	.avb_ops = &mv88e6352_avb_ops,
5093 	.ptp_ops = &mv88e6352_ptp_ops,
5094 	.phylink_get_caps = mv88e6185_phylink_get_caps,
5095 };
5096 
5097 static const struct mv88e6xxx_ops mv88e6321_ops = {
5098 	/* MV88E6XXX_FAMILY_6320 */
5099 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5100 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5101 	.irl_init_all = mv88e6352_g2_irl_init_all,
5102 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
5103 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
5104 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5105 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5106 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5107 	.port_set_link = mv88e6xxx_port_set_link,
5108 	.port_sync_link = mv88e6xxx_port_sync_link,
5109 	.port_set_rgmii_delay = mv88e6320_port_set_rgmii_delay,
5110 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
5111 	.port_tag_remap = mv88e6095_port_tag_remap,
5112 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5113 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5114 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5115 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5116 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5117 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5118 	.port_pause_limit = mv88e6097_port_pause_limit,
5119 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5120 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5121 	.port_get_cmode = mv88e6352_port_get_cmode,
5122 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5123 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
5124 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
5125 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5126 	.stats_get_strings = mv88e6320_stats_get_strings,
5127 	.stats_get_stats = mv88e6320_stats_get_stats,
5128 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
5129 	.set_egress_port = mv88e6095_g1_set_egress_port,
5130 	.watchdog_ops = &mv88e6390_watchdog_ops,
5131 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
5132 	.reset = mv88e6352_g1_reset,
5133 	.vtu_getnext = mv88e6185_g1_vtu_getnext,
5134 	.vtu_loadpurge = mv88e6185_g1_vtu_loadpurge,
5135 	.gpio_ops = &mv88e6352_gpio_ops,
5136 	.avb_ops = &mv88e6352_avb_ops,
5137 	.ptp_ops = &mv88e6352_ptp_ops,
5138 	.phylink_get_caps = mv88e6185_phylink_get_caps,
5139 };
5140 
5141 static const struct mv88e6xxx_ops mv88e6341_ops = {
5142 	/* MV88E6XXX_FAMILY_6341 */
5143 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5144 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5145 	.irl_init_all = mv88e6352_g2_irl_init_all,
5146 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
5147 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
5148 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5149 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5150 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5151 	.port_set_link = mv88e6xxx_port_set_link,
5152 	.port_sync_link = mv88e6xxx_port_sync_link,
5153 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
5154 	.port_set_speed_duplex = mv88e6341_port_set_speed_duplex,
5155 	.port_max_speed_mode = mv88e6341_port_max_speed_mode,
5156 	.port_tag_remap = mv88e6095_port_tag_remap,
5157 	.port_set_policy = mv88e6352_port_set_policy,
5158 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5159 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5160 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5161 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5162 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5163 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5164 	.port_pause_limit = mv88e6097_port_pause_limit,
5165 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5166 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5167 	.port_get_cmode = mv88e6352_port_get_cmode,
5168 	.port_set_cmode = mv88e6341_port_set_cmode,
5169 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5170 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
5171 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
5172 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5173 	.stats_get_strings = mv88e6320_stats_get_strings,
5174 	.stats_get_stats = mv88e6390_stats_get_stats,
5175 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
5176 	.set_egress_port = mv88e6390_g1_set_egress_port,
5177 	.watchdog_ops = &mv88e6390_watchdog_ops,
5178 	.mgmt_rsvd2cpu =  mv88e6390_g1_mgmt_rsvd2cpu,
5179 	.pot_clear = mv88e6xxx_g2_pot_clear,
5180 	.reset = mv88e6352_g1_reset,
5181 	.rmu_disable = mv88e6390_g1_rmu_disable,
5182 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5183 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5184 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
5185 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
5186 	.stu_getnext = mv88e6352_g1_stu_getnext,
5187 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
5188 	.serdes_power = mv88e6390_serdes_power,
5189 	.serdes_get_lane = mv88e6341_serdes_get_lane,
5190 	/* Check status register pause & lpa register */
5191 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
5192 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
5193 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
5194 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
5195 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
5196 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
5197 	.serdes_irq_status = mv88e6390_serdes_irq_status,
5198 	.gpio_ops = &mv88e6352_gpio_ops,
5199 	.avb_ops = &mv88e6390_avb_ops,
5200 	.ptp_ops = &mv88e6352_ptp_ops,
5201 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
5202 	.serdes_get_strings = mv88e6390_serdes_get_strings,
5203 	.serdes_get_stats = mv88e6390_serdes_get_stats,
5204 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
5205 	.serdes_get_regs = mv88e6390_serdes_get_regs,
5206 	.phylink_get_caps = mv88e6341_phylink_get_caps,
5207 };
5208 
5209 static const struct mv88e6xxx_ops mv88e6350_ops = {
5210 	/* MV88E6XXX_FAMILY_6351 */
5211 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5212 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5213 	.irl_init_all = mv88e6352_g2_irl_init_all,
5214 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5215 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5216 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5217 	.port_set_link = mv88e6xxx_port_set_link,
5218 	.port_sync_link = mv88e6xxx_port_sync_link,
5219 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
5220 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
5221 	.port_tag_remap = mv88e6095_port_tag_remap,
5222 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5223 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5224 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5225 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5226 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5227 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5228 	.port_pause_limit = mv88e6097_port_pause_limit,
5229 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5230 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5231 	.port_get_cmode = mv88e6352_port_get_cmode,
5232 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5233 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
5234 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
5235 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
5236 	.stats_get_strings = mv88e6095_stats_get_strings,
5237 	.stats_get_stats = mv88e6095_stats_get_stats,
5238 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
5239 	.set_egress_port = mv88e6095_g1_set_egress_port,
5240 	.watchdog_ops = &mv88e6097_watchdog_ops,
5241 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
5242 	.pot_clear = mv88e6xxx_g2_pot_clear,
5243 	.reset = mv88e6352_g1_reset,
5244 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5245 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5246 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
5247 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
5248 	.stu_getnext = mv88e6352_g1_stu_getnext,
5249 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
5250 	.phylink_get_caps = mv88e6185_phylink_get_caps,
5251 };
5252 
5253 static const struct mv88e6xxx_ops mv88e6351_ops = {
5254 	/* MV88E6XXX_FAMILY_6351 */
5255 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5256 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5257 	.irl_init_all = mv88e6352_g2_irl_init_all,
5258 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5259 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5260 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5261 	.port_set_link = mv88e6xxx_port_set_link,
5262 	.port_sync_link = mv88e6xxx_port_sync_link,
5263 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
5264 	.port_set_speed_duplex = mv88e6185_port_set_speed_duplex,
5265 	.port_tag_remap = mv88e6095_port_tag_remap,
5266 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5267 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5268 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5269 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5270 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5271 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5272 	.port_pause_limit = mv88e6097_port_pause_limit,
5273 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5274 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5275 	.port_get_cmode = mv88e6352_port_get_cmode,
5276 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5277 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
5278 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
5279 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
5280 	.stats_get_strings = mv88e6095_stats_get_strings,
5281 	.stats_get_stats = mv88e6095_stats_get_stats,
5282 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
5283 	.set_egress_port = mv88e6095_g1_set_egress_port,
5284 	.watchdog_ops = &mv88e6097_watchdog_ops,
5285 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
5286 	.pot_clear = mv88e6xxx_g2_pot_clear,
5287 	.reset = mv88e6352_g1_reset,
5288 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5289 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5290 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
5291 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
5292 	.stu_getnext = mv88e6352_g1_stu_getnext,
5293 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
5294 	.avb_ops = &mv88e6352_avb_ops,
5295 	.ptp_ops = &mv88e6352_ptp_ops,
5296 	.phylink_get_caps = mv88e6185_phylink_get_caps,
5297 };
5298 
5299 static const struct mv88e6xxx_ops mv88e6352_ops = {
5300 	/* MV88E6XXX_FAMILY_6352 */
5301 	.ieee_pri_map = mv88e6085_g1_ieee_pri_map,
5302 	.ip_pri_map = mv88e6085_g1_ip_pri_map,
5303 	.irl_init_all = mv88e6352_g2_irl_init_all,
5304 	.get_eeprom = mv88e6xxx_g2_get_eeprom16,
5305 	.set_eeprom = mv88e6xxx_g2_set_eeprom16,
5306 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5307 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5308 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5309 	.port_set_link = mv88e6xxx_port_set_link,
5310 	.port_sync_link = mv88e6xxx_port_sync_link,
5311 	.port_set_rgmii_delay = mv88e6352_port_set_rgmii_delay,
5312 	.port_set_speed_duplex = mv88e6352_port_set_speed_duplex,
5313 	.port_tag_remap = mv88e6095_port_tag_remap,
5314 	.port_set_policy = mv88e6352_port_set_policy,
5315 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5316 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5317 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5318 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5319 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5320 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5321 	.port_pause_limit = mv88e6097_port_pause_limit,
5322 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5323 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5324 	.port_get_cmode = mv88e6352_port_get_cmode,
5325 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5326 	.stats_snapshot = mv88e6320_g1_stats_snapshot,
5327 	.stats_set_histogram = mv88e6095_g1_stats_set_histogram,
5328 	.stats_get_sset_count = mv88e6095_stats_get_sset_count,
5329 	.stats_get_strings = mv88e6095_stats_get_strings,
5330 	.stats_get_stats = mv88e6095_stats_get_stats,
5331 	.set_cpu_port = mv88e6095_g1_set_cpu_port,
5332 	.set_egress_port = mv88e6095_g1_set_egress_port,
5333 	.watchdog_ops = &mv88e6097_watchdog_ops,
5334 	.mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu,
5335 	.pot_clear = mv88e6xxx_g2_pot_clear,
5336 	.reset = mv88e6352_g1_reset,
5337 	.rmu_disable = mv88e6352_g1_rmu_disable,
5338 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5339 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5340 	.vtu_getnext = mv88e6352_g1_vtu_getnext,
5341 	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,
5342 	.stu_getnext = mv88e6352_g1_stu_getnext,
5343 	.stu_loadpurge = mv88e6352_g1_stu_loadpurge,
5344 	.serdes_get_lane = mv88e6352_serdes_get_lane,
5345 	.serdes_pcs_get_state = mv88e6352_serdes_pcs_get_state,
5346 	.serdes_pcs_config = mv88e6352_serdes_pcs_config,
5347 	.serdes_pcs_an_restart = mv88e6352_serdes_pcs_an_restart,
5348 	.serdes_pcs_link_up = mv88e6352_serdes_pcs_link_up,
5349 	.serdes_power = mv88e6352_serdes_power,
5350 	.serdes_irq_mapping = mv88e6352_serdes_irq_mapping,
5351 	.serdes_irq_enable = mv88e6352_serdes_irq_enable,
5352 	.serdes_irq_status = mv88e6352_serdes_irq_status,
5353 	.gpio_ops = &mv88e6352_gpio_ops,
5354 	.avb_ops = &mv88e6352_avb_ops,
5355 	.ptp_ops = &mv88e6352_ptp_ops,
5356 	.serdes_get_sset_count = mv88e6352_serdes_get_sset_count,
5357 	.serdes_get_strings = mv88e6352_serdes_get_strings,
5358 	.serdes_get_stats = mv88e6352_serdes_get_stats,
5359 	.serdes_get_regs_len = mv88e6352_serdes_get_regs_len,
5360 	.serdes_get_regs = mv88e6352_serdes_get_regs,
5361 	.serdes_set_tx_amplitude = mv88e6352_serdes_set_tx_amplitude,
5362 	.phylink_get_caps = mv88e6352_phylink_get_caps,
5363 };
5364 
5365 static const struct mv88e6xxx_ops mv88e6390_ops = {
5366 	/* MV88E6XXX_FAMILY_6390 */
5367 	.setup_errata = mv88e6390_setup_errata,
5368 	.irl_init_all = mv88e6390_g2_irl_init_all,
5369 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
5370 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
5371 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5372 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5373 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5374 	.port_set_link = mv88e6xxx_port_set_link,
5375 	.port_sync_link = mv88e6xxx_port_sync_link,
5376 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
5377 	.port_set_speed_duplex = mv88e6390_port_set_speed_duplex,
5378 	.port_max_speed_mode = mv88e6390_port_max_speed_mode,
5379 	.port_tag_remap = mv88e6390_port_tag_remap,
5380 	.port_set_policy = mv88e6352_port_set_policy,
5381 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5382 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5383 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5384 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5385 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5386 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5387 	.port_pause_limit = mv88e6390_port_pause_limit,
5388 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5389 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5390 	.port_get_cmode = mv88e6352_port_get_cmode,
5391 	.port_set_cmode = mv88e6390_port_set_cmode,
5392 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5393 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
5394 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
5395 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5396 	.stats_get_strings = mv88e6320_stats_get_strings,
5397 	.stats_get_stats = mv88e6390_stats_get_stats,
5398 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
5399 	.set_egress_port = mv88e6390_g1_set_egress_port,
5400 	.watchdog_ops = &mv88e6390_watchdog_ops,
5401 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
5402 	.pot_clear = mv88e6xxx_g2_pot_clear,
5403 	.reset = mv88e6352_g1_reset,
5404 	.rmu_disable = mv88e6390_g1_rmu_disable,
5405 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5406 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5407 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
5408 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
5409 	.stu_getnext = mv88e6390_g1_stu_getnext,
5410 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
5411 	.serdes_power = mv88e6390_serdes_power,
5412 	.serdes_get_lane = mv88e6390_serdes_get_lane,
5413 	/* Check status register pause & lpa register */
5414 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
5415 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
5416 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
5417 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
5418 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
5419 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
5420 	.serdes_irq_status = mv88e6390_serdes_irq_status,
5421 	.gpio_ops = &mv88e6352_gpio_ops,
5422 	.avb_ops = &mv88e6390_avb_ops,
5423 	.ptp_ops = &mv88e6352_ptp_ops,
5424 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
5425 	.serdes_get_strings = mv88e6390_serdes_get_strings,
5426 	.serdes_get_stats = mv88e6390_serdes_get_stats,
5427 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
5428 	.serdes_get_regs = mv88e6390_serdes_get_regs,
5429 	.phylink_get_caps = mv88e6390_phylink_get_caps,
5430 };
5431 
5432 static const struct mv88e6xxx_ops mv88e6390x_ops = {
5433 	/* MV88E6XXX_FAMILY_6390 */
5434 	.setup_errata = mv88e6390_setup_errata,
5435 	.irl_init_all = mv88e6390_g2_irl_init_all,
5436 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
5437 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
5438 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5439 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5440 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5441 	.port_set_link = mv88e6xxx_port_set_link,
5442 	.port_sync_link = mv88e6xxx_port_sync_link,
5443 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
5444 	.port_set_speed_duplex = mv88e6390x_port_set_speed_duplex,
5445 	.port_max_speed_mode = mv88e6390x_port_max_speed_mode,
5446 	.port_tag_remap = mv88e6390_port_tag_remap,
5447 	.port_set_policy = mv88e6352_port_set_policy,
5448 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5449 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5450 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5451 	.port_set_ether_type = mv88e6351_port_set_ether_type,
5452 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5453 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5454 	.port_pause_limit = mv88e6390_port_pause_limit,
5455 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5456 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5457 	.port_get_cmode = mv88e6352_port_get_cmode,
5458 	.port_set_cmode = mv88e6390x_port_set_cmode,
5459 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5460 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
5461 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
5462 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5463 	.stats_get_strings = mv88e6320_stats_get_strings,
5464 	.stats_get_stats = mv88e6390_stats_get_stats,
5465 	.set_cpu_port = mv88e6390_g1_set_cpu_port,
5466 	.set_egress_port = mv88e6390_g1_set_egress_port,
5467 	.watchdog_ops = &mv88e6390_watchdog_ops,
5468 	.mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu,
5469 	.pot_clear = mv88e6xxx_g2_pot_clear,
5470 	.reset = mv88e6352_g1_reset,
5471 	.rmu_disable = mv88e6390_g1_rmu_disable,
5472 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5473 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5474 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
5475 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
5476 	.stu_getnext = mv88e6390_g1_stu_getnext,
5477 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
5478 	.serdes_power = mv88e6390_serdes_power,
5479 	.serdes_get_lane = mv88e6390x_serdes_get_lane,
5480 	.serdes_pcs_get_state = mv88e6390_serdes_pcs_get_state,
5481 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
5482 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
5483 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
5484 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
5485 	.serdes_irq_enable = mv88e6390_serdes_irq_enable,
5486 	.serdes_irq_status = mv88e6390_serdes_irq_status,
5487 	.serdes_get_sset_count = mv88e6390_serdes_get_sset_count,
5488 	.serdes_get_strings = mv88e6390_serdes_get_strings,
5489 	.serdes_get_stats = mv88e6390_serdes_get_stats,
5490 	.serdes_get_regs_len = mv88e6390_serdes_get_regs_len,
5491 	.serdes_get_regs = mv88e6390_serdes_get_regs,
5492 	.gpio_ops = &mv88e6352_gpio_ops,
5493 	.avb_ops = &mv88e6390_avb_ops,
5494 	.ptp_ops = &mv88e6352_ptp_ops,
5495 	.phylink_get_caps = mv88e6390x_phylink_get_caps,
5496 };
5497 
5498 static const struct mv88e6xxx_ops mv88e6393x_ops = {
5499 	/* MV88E6XXX_FAMILY_6393 */
5500 	.setup_errata = mv88e6393x_serdes_setup_errata,
5501 	.irl_init_all = mv88e6390_g2_irl_init_all,
5502 	.get_eeprom = mv88e6xxx_g2_get_eeprom8,
5503 	.set_eeprom = mv88e6xxx_g2_set_eeprom8,
5504 	.set_switch_mac = mv88e6xxx_g2_set_switch_mac,
5505 	.phy_read = mv88e6xxx_g2_smi_phy_read,
5506 	.phy_write = mv88e6xxx_g2_smi_phy_write,
5507 	.port_set_link = mv88e6xxx_port_set_link,
5508 	.port_sync_link = mv88e6xxx_port_sync_link,
5509 	.port_set_rgmii_delay = mv88e6390_port_set_rgmii_delay,
5510 	.port_set_speed_duplex = mv88e6393x_port_set_speed_duplex,
5511 	.port_max_speed_mode = mv88e6393x_port_max_speed_mode,
5512 	.port_tag_remap = mv88e6390_port_tag_remap,
5513 	.port_set_policy = mv88e6393x_port_set_policy,
5514 	.port_set_frame_mode = mv88e6351_port_set_frame_mode,
5515 	.port_set_ucast_flood = mv88e6352_port_set_ucast_flood,
5516 	.port_set_mcast_flood = mv88e6352_port_set_mcast_flood,
5517 	.port_set_ether_type = mv88e6393x_port_set_ether_type,
5518 	.port_set_jumbo_size = mv88e6165_port_set_jumbo_size,
5519 	.port_egress_rate_limiting = mv88e6097_port_egress_rate_limiting,
5520 	.port_pause_limit = mv88e6390_port_pause_limit,
5521 	.port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit,
5522 	.port_disable_pri_override = mv88e6xxx_port_disable_pri_override,
5523 	.port_get_cmode = mv88e6352_port_get_cmode,
5524 	.port_set_cmode = mv88e6393x_port_set_cmode,
5525 	.port_setup_message_port = mv88e6xxx_setup_message_port,
5526 	.port_set_upstream_port = mv88e6393x_port_set_upstream_port,
5527 	.stats_snapshot = mv88e6390_g1_stats_snapshot,
5528 	.stats_set_histogram = mv88e6390_g1_stats_set_histogram,
5529 	.stats_get_sset_count = mv88e6320_stats_get_sset_count,
5530 	.stats_get_strings = mv88e6320_stats_get_strings,
5531 	.stats_get_stats = mv88e6390_stats_get_stats,
5532 	/* .set_cpu_port is missing because this family does not support a global
5533 	 * CPU port, only per port CPU port which is set via
5534 	 * .port_set_upstream_port method.
5535 	 */
5536 	.set_egress_port = mv88e6393x_set_egress_port,
5537 	.watchdog_ops = &mv88e6393x_watchdog_ops,
5538 	.mgmt_rsvd2cpu = mv88e6393x_port_mgmt_rsvd2cpu,
5539 	.pot_clear = mv88e6xxx_g2_pot_clear,
5540 	.reset = mv88e6352_g1_reset,
5541 	.rmu_disable = mv88e6390_g1_rmu_disable,
5542 	.atu_get_hash = mv88e6165_g1_atu_get_hash,
5543 	.atu_set_hash = mv88e6165_g1_atu_set_hash,
5544 	.vtu_getnext = mv88e6390_g1_vtu_getnext,
5545 	.vtu_loadpurge = mv88e6390_g1_vtu_loadpurge,
5546 	.stu_getnext = mv88e6390_g1_stu_getnext,
5547 	.stu_loadpurge = mv88e6390_g1_stu_loadpurge,
5548 	.serdes_power = mv88e6393x_serdes_power,
5549 	.serdes_get_lane = mv88e6393x_serdes_get_lane,
5550 	.serdes_pcs_get_state = mv88e6393x_serdes_pcs_get_state,
5551 	.serdes_pcs_config = mv88e6390_serdes_pcs_config,
5552 	.serdes_pcs_an_restart = mv88e6390_serdes_pcs_an_restart,
5553 	.serdes_pcs_link_up = mv88e6390_serdes_pcs_link_up,
5554 	.serdes_irq_mapping = mv88e6390_serdes_irq_mapping,
5555 	.serdes_irq_enable = mv88e6393x_serdes_irq_enable,
5556 	.serdes_irq_status = mv88e6393x_serdes_irq_status,
5557 	/* TODO: serdes stats */
5558 	.gpio_ops = &mv88e6352_gpio_ops,
5559 	.avb_ops = &mv88e6390_avb_ops,
5560 	.ptp_ops = &mv88e6352_ptp_ops,
5561 	.phylink_get_caps = mv88e6393x_phylink_get_caps,
5562 };
5563 
5564 static const struct mv88e6xxx_info mv88e6xxx_table[] = {
5565 	[MV88E6085] = {
5566 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6085,
5567 		.family = MV88E6XXX_FAMILY_6097,
5568 		.name = "Marvell 88E6085",
5569 		.num_databases = 4096,
5570 		.num_macs = 8192,
5571 		.num_ports = 10,
5572 		.num_internal_phys = 5,
5573 		.max_vid = 4095,
5574 		.max_sid = 63,
5575 		.port_base_addr = 0x10,
5576 		.phy_base_addr = 0x0,
5577 		.global1_addr = 0x1b,
5578 		.global2_addr = 0x1c,
5579 		.age_time_coeff = 15000,
5580 		.g1_irqs = 8,
5581 		.g2_irqs = 10,
5582 		.atu_move_port_mask = 0xf,
5583 		.pvt = true,
5584 		.multi_chip = true,
5585 		.ops = &mv88e6085_ops,
5586 	},
5587 
5588 	[MV88E6095] = {
5589 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6095,
5590 		.family = MV88E6XXX_FAMILY_6095,
5591 		.name = "Marvell 88E6095/88E6095F",
5592 		.num_databases = 256,
5593 		.num_macs = 8192,
5594 		.num_ports = 11,
5595 		.num_internal_phys = 0,
5596 		.max_vid = 4095,
5597 		.port_base_addr = 0x10,
5598 		.phy_base_addr = 0x0,
5599 		.global1_addr = 0x1b,
5600 		.global2_addr = 0x1c,
5601 		.age_time_coeff = 15000,
5602 		.g1_irqs = 8,
5603 		.atu_move_port_mask = 0xf,
5604 		.multi_chip = true,
5605 		.ops = &mv88e6095_ops,
5606 	},
5607 
5608 	[MV88E6097] = {
5609 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6097,
5610 		.family = MV88E6XXX_FAMILY_6097,
5611 		.name = "Marvell 88E6097/88E6097F",
5612 		.num_databases = 4096,
5613 		.num_macs = 8192,
5614 		.num_ports = 11,
5615 		.num_internal_phys = 8,
5616 		.max_vid = 4095,
5617 		.max_sid = 63,
5618 		.port_base_addr = 0x10,
5619 		.phy_base_addr = 0x0,
5620 		.global1_addr = 0x1b,
5621 		.global2_addr = 0x1c,
5622 		.age_time_coeff = 15000,
5623 		.g1_irqs = 8,
5624 		.g2_irqs = 10,
5625 		.atu_move_port_mask = 0xf,
5626 		.pvt = true,
5627 		.multi_chip = true,
5628 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5629 		.ops = &mv88e6097_ops,
5630 	},
5631 
5632 	[MV88E6123] = {
5633 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6123,
5634 		.family = MV88E6XXX_FAMILY_6165,
5635 		.name = "Marvell 88E6123",
5636 		.num_databases = 4096,
5637 		.num_macs = 1024,
5638 		.num_ports = 3,
5639 		.num_internal_phys = 5,
5640 		.max_vid = 4095,
5641 		.max_sid = 63,
5642 		.port_base_addr = 0x10,
5643 		.phy_base_addr = 0x0,
5644 		.global1_addr = 0x1b,
5645 		.global2_addr = 0x1c,
5646 		.age_time_coeff = 15000,
5647 		.g1_irqs = 9,
5648 		.g2_irqs = 10,
5649 		.atu_move_port_mask = 0xf,
5650 		.pvt = true,
5651 		.multi_chip = true,
5652 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5653 		.ops = &mv88e6123_ops,
5654 	},
5655 
5656 	[MV88E6131] = {
5657 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6131,
5658 		.family = MV88E6XXX_FAMILY_6185,
5659 		.name = "Marvell 88E6131",
5660 		.num_databases = 256,
5661 		.num_macs = 8192,
5662 		.num_ports = 8,
5663 		.num_internal_phys = 0,
5664 		.max_vid = 4095,
5665 		.port_base_addr = 0x10,
5666 		.phy_base_addr = 0x0,
5667 		.global1_addr = 0x1b,
5668 		.global2_addr = 0x1c,
5669 		.age_time_coeff = 15000,
5670 		.g1_irqs = 9,
5671 		.atu_move_port_mask = 0xf,
5672 		.multi_chip = true,
5673 		.ops = &mv88e6131_ops,
5674 	},
5675 
5676 	[MV88E6141] = {
5677 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6141,
5678 		.family = MV88E6XXX_FAMILY_6341,
5679 		.name = "Marvell 88E6141",
5680 		.num_databases = 4096,
5681 		.num_macs = 2048,
5682 		.num_ports = 6,
5683 		.num_internal_phys = 5,
5684 		.num_gpio = 11,
5685 		.max_vid = 4095,
5686 		.max_sid = 63,
5687 		.port_base_addr = 0x10,
5688 		.phy_base_addr = 0x10,
5689 		.global1_addr = 0x1b,
5690 		.global2_addr = 0x1c,
5691 		.age_time_coeff = 3750,
5692 		.atu_move_port_mask = 0x1f,
5693 		.g1_irqs = 9,
5694 		.g2_irqs = 10,
5695 		.pvt = true,
5696 		.multi_chip = true,
5697 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5698 		.ops = &mv88e6141_ops,
5699 	},
5700 
5701 	[MV88E6161] = {
5702 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6161,
5703 		.family = MV88E6XXX_FAMILY_6165,
5704 		.name = "Marvell 88E6161",
5705 		.num_databases = 4096,
5706 		.num_macs = 1024,
5707 		.num_ports = 6,
5708 		.num_internal_phys = 5,
5709 		.max_vid = 4095,
5710 		.max_sid = 63,
5711 		.port_base_addr = 0x10,
5712 		.phy_base_addr = 0x0,
5713 		.global1_addr = 0x1b,
5714 		.global2_addr = 0x1c,
5715 		.age_time_coeff = 15000,
5716 		.g1_irqs = 9,
5717 		.g2_irqs = 10,
5718 		.atu_move_port_mask = 0xf,
5719 		.pvt = true,
5720 		.multi_chip = true,
5721 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5722 		.ptp_support = true,
5723 		.ops = &mv88e6161_ops,
5724 	},
5725 
5726 	[MV88E6165] = {
5727 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6165,
5728 		.family = MV88E6XXX_FAMILY_6165,
5729 		.name = "Marvell 88E6165",
5730 		.num_databases = 4096,
5731 		.num_macs = 8192,
5732 		.num_ports = 6,
5733 		.num_internal_phys = 0,
5734 		.max_vid = 4095,
5735 		.max_sid = 63,
5736 		.port_base_addr = 0x10,
5737 		.phy_base_addr = 0x0,
5738 		.global1_addr = 0x1b,
5739 		.global2_addr = 0x1c,
5740 		.age_time_coeff = 15000,
5741 		.g1_irqs = 9,
5742 		.g2_irqs = 10,
5743 		.atu_move_port_mask = 0xf,
5744 		.pvt = true,
5745 		.multi_chip = true,
5746 		.ptp_support = true,
5747 		.ops = &mv88e6165_ops,
5748 	},
5749 
5750 	[MV88E6171] = {
5751 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6171,
5752 		.family = MV88E6XXX_FAMILY_6351,
5753 		.name = "Marvell 88E6171",
5754 		.num_databases = 4096,
5755 		.num_macs = 8192,
5756 		.num_ports = 7,
5757 		.num_internal_phys = 5,
5758 		.max_vid = 4095,
5759 		.max_sid = 63,
5760 		.port_base_addr = 0x10,
5761 		.phy_base_addr = 0x0,
5762 		.global1_addr = 0x1b,
5763 		.global2_addr = 0x1c,
5764 		.age_time_coeff = 15000,
5765 		.g1_irqs = 9,
5766 		.g2_irqs = 10,
5767 		.atu_move_port_mask = 0xf,
5768 		.pvt = true,
5769 		.multi_chip = true,
5770 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5771 		.ops = &mv88e6171_ops,
5772 	},
5773 
5774 	[MV88E6172] = {
5775 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6172,
5776 		.family = MV88E6XXX_FAMILY_6352,
5777 		.name = "Marvell 88E6172",
5778 		.num_databases = 4096,
5779 		.num_macs = 8192,
5780 		.num_ports = 7,
5781 		.num_internal_phys = 5,
5782 		.num_gpio = 15,
5783 		.max_vid = 4095,
5784 		.max_sid = 63,
5785 		.port_base_addr = 0x10,
5786 		.phy_base_addr = 0x0,
5787 		.global1_addr = 0x1b,
5788 		.global2_addr = 0x1c,
5789 		.age_time_coeff = 15000,
5790 		.g1_irqs = 9,
5791 		.g2_irqs = 10,
5792 		.atu_move_port_mask = 0xf,
5793 		.pvt = true,
5794 		.multi_chip = true,
5795 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5796 		.ops = &mv88e6172_ops,
5797 	},
5798 
5799 	[MV88E6175] = {
5800 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6175,
5801 		.family = MV88E6XXX_FAMILY_6351,
5802 		.name = "Marvell 88E6175",
5803 		.num_databases = 4096,
5804 		.num_macs = 8192,
5805 		.num_ports = 7,
5806 		.num_internal_phys = 5,
5807 		.max_vid = 4095,
5808 		.max_sid = 63,
5809 		.port_base_addr = 0x10,
5810 		.phy_base_addr = 0x0,
5811 		.global1_addr = 0x1b,
5812 		.global2_addr = 0x1c,
5813 		.age_time_coeff = 15000,
5814 		.g1_irqs = 9,
5815 		.g2_irqs = 10,
5816 		.atu_move_port_mask = 0xf,
5817 		.pvt = true,
5818 		.multi_chip = true,
5819 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5820 		.ops = &mv88e6175_ops,
5821 	},
5822 
5823 	[MV88E6176] = {
5824 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6176,
5825 		.family = MV88E6XXX_FAMILY_6352,
5826 		.name = "Marvell 88E6176",
5827 		.num_databases = 4096,
5828 		.num_macs = 8192,
5829 		.num_ports = 7,
5830 		.num_internal_phys = 5,
5831 		.num_gpio = 15,
5832 		.max_vid = 4095,
5833 		.max_sid = 63,
5834 		.port_base_addr = 0x10,
5835 		.phy_base_addr = 0x0,
5836 		.global1_addr = 0x1b,
5837 		.global2_addr = 0x1c,
5838 		.age_time_coeff = 15000,
5839 		.g1_irqs = 9,
5840 		.g2_irqs = 10,
5841 		.atu_move_port_mask = 0xf,
5842 		.pvt = true,
5843 		.multi_chip = true,
5844 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5845 		.ops = &mv88e6176_ops,
5846 	},
5847 
5848 	[MV88E6185] = {
5849 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6185,
5850 		.family = MV88E6XXX_FAMILY_6185,
5851 		.name = "Marvell 88E6185",
5852 		.num_databases = 256,
5853 		.num_macs = 8192,
5854 		.num_ports = 10,
5855 		.num_internal_phys = 0,
5856 		.max_vid = 4095,
5857 		.port_base_addr = 0x10,
5858 		.phy_base_addr = 0x0,
5859 		.global1_addr = 0x1b,
5860 		.global2_addr = 0x1c,
5861 		.age_time_coeff = 15000,
5862 		.g1_irqs = 8,
5863 		.atu_move_port_mask = 0xf,
5864 		.multi_chip = true,
5865 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
5866 		.ops = &mv88e6185_ops,
5867 	},
5868 
5869 	[MV88E6190] = {
5870 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190,
5871 		.family = MV88E6XXX_FAMILY_6390,
5872 		.name = "Marvell 88E6190",
5873 		.num_databases = 4096,
5874 		.num_macs = 16384,
5875 		.num_ports = 11,	/* 10 + Z80 */
5876 		.num_internal_phys = 9,
5877 		.num_gpio = 16,
5878 		.max_vid = 8191,
5879 		.max_sid = 63,
5880 		.port_base_addr = 0x0,
5881 		.phy_base_addr = 0x0,
5882 		.global1_addr = 0x1b,
5883 		.global2_addr = 0x1c,
5884 		.age_time_coeff = 3750,
5885 		.g1_irqs = 9,
5886 		.g2_irqs = 14,
5887 		.pvt = true,
5888 		.multi_chip = true,
5889 		.atu_move_port_mask = 0x1f,
5890 		.ops = &mv88e6190_ops,
5891 	},
5892 
5893 	[MV88E6190X] = {
5894 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6190X,
5895 		.family = MV88E6XXX_FAMILY_6390,
5896 		.name = "Marvell 88E6190X",
5897 		.num_databases = 4096,
5898 		.num_macs = 16384,
5899 		.num_ports = 11,	/* 10 + Z80 */
5900 		.num_internal_phys = 9,
5901 		.num_gpio = 16,
5902 		.max_vid = 8191,
5903 		.max_sid = 63,
5904 		.port_base_addr = 0x0,
5905 		.phy_base_addr = 0x0,
5906 		.global1_addr = 0x1b,
5907 		.global2_addr = 0x1c,
5908 		.age_time_coeff = 3750,
5909 		.g1_irqs = 9,
5910 		.g2_irqs = 14,
5911 		.atu_move_port_mask = 0x1f,
5912 		.pvt = true,
5913 		.multi_chip = true,
5914 		.ops = &mv88e6190x_ops,
5915 	},
5916 
5917 	[MV88E6191] = {
5918 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191,
5919 		.family = MV88E6XXX_FAMILY_6390,
5920 		.name = "Marvell 88E6191",
5921 		.num_databases = 4096,
5922 		.num_macs = 16384,
5923 		.num_ports = 11,	/* 10 + Z80 */
5924 		.num_internal_phys = 9,
5925 		.max_vid = 8191,
5926 		.max_sid = 63,
5927 		.port_base_addr = 0x0,
5928 		.phy_base_addr = 0x0,
5929 		.global1_addr = 0x1b,
5930 		.global2_addr = 0x1c,
5931 		.age_time_coeff = 3750,
5932 		.g1_irqs = 9,
5933 		.g2_irqs = 14,
5934 		.atu_move_port_mask = 0x1f,
5935 		.pvt = true,
5936 		.multi_chip = true,
5937 		.ptp_support = true,
5938 		.ops = &mv88e6191_ops,
5939 	},
5940 
5941 	[MV88E6191X] = {
5942 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6191X,
5943 		.family = MV88E6XXX_FAMILY_6393,
5944 		.name = "Marvell 88E6191X",
5945 		.num_databases = 4096,
5946 		.num_ports = 11,	/* 10 + Z80 */
5947 		.num_internal_phys = 9,
5948 		.max_vid = 8191,
5949 		.max_sid = 63,
5950 		.port_base_addr = 0x0,
5951 		.phy_base_addr = 0x0,
5952 		.global1_addr = 0x1b,
5953 		.global2_addr = 0x1c,
5954 		.age_time_coeff = 3750,
5955 		.g1_irqs = 10,
5956 		.g2_irqs = 14,
5957 		.atu_move_port_mask = 0x1f,
5958 		.pvt = true,
5959 		.multi_chip = true,
5960 		.ptp_support = true,
5961 		.ops = &mv88e6393x_ops,
5962 	},
5963 
5964 	[MV88E6193X] = {
5965 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6193X,
5966 		.family = MV88E6XXX_FAMILY_6393,
5967 		.name = "Marvell 88E6193X",
5968 		.num_databases = 4096,
5969 		.num_ports = 11,	/* 10 + Z80 */
5970 		.num_internal_phys = 9,
5971 		.max_vid = 8191,
5972 		.max_sid = 63,
5973 		.port_base_addr = 0x0,
5974 		.phy_base_addr = 0x0,
5975 		.global1_addr = 0x1b,
5976 		.global2_addr = 0x1c,
5977 		.age_time_coeff = 3750,
5978 		.g1_irqs = 10,
5979 		.g2_irqs = 14,
5980 		.atu_move_port_mask = 0x1f,
5981 		.pvt = true,
5982 		.multi_chip = true,
5983 		.ptp_support = true,
5984 		.ops = &mv88e6393x_ops,
5985 	},
5986 
5987 	[MV88E6220] = {
5988 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6220,
5989 		.family = MV88E6XXX_FAMILY_6250,
5990 		.name = "Marvell 88E6220",
5991 		.num_databases = 64,
5992 
5993 		/* Ports 2-4 are not routed to pins
5994 		 * => usable ports 0, 1, 5, 6
5995 		 */
5996 		.num_ports = 7,
5997 		.num_internal_phys = 2,
5998 		.invalid_port_mask = BIT(2) | BIT(3) | BIT(4),
5999 		.max_vid = 4095,
6000 		.port_base_addr = 0x08,
6001 		.phy_base_addr = 0x00,
6002 		.global1_addr = 0x0f,
6003 		.global2_addr = 0x07,
6004 		.age_time_coeff = 15000,
6005 		.g1_irqs = 9,
6006 		.g2_irqs = 10,
6007 		.atu_move_port_mask = 0xf,
6008 		.dual_chip = true,
6009 		.ptp_support = true,
6010 		.ops = &mv88e6250_ops,
6011 	},
6012 
6013 	[MV88E6240] = {
6014 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6240,
6015 		.family = MV88E6XXX_FAMILY_6352,
6016 		.name = "Marvell 88E6240",
6017 		.num_databases = 4096,
6018 		.num_macs = 8192,
6019 		.num_ports = 7,
6020 		.num_internal_phys = 5,
6021 		.num_gpio = 15,
6022 		.max_vid = 4095,
6023 		.max_sid = 63,
6024 		.port_base_addr = 0x10,
6025 		.phy_base_addr = 0x0,
6026 		.global1_addr = 0x1b,
6027 		.global2_addr = 0x1c,
6028 		.age_time_coeff = 15000,
6029 		.g1_irqs = 9,
6030 		.g2_irqs = 10,
6031 		.atu_move_port_mask = 0xf,
6032 		.pvt = true,
6033 		.multi_chip = true,
6034 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6035 		.ptp_support = true,
6036 		.ops = &mv88e6240_ops,
6037 	},
6038 
6039 	[MV88E6250] = {
6040 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6250,
6041 		.family = MV88E6XXX_FAMILY_6250,
6042 		.name = "Marvell 88E6250",
6043 		.num_databases = 64,
6044 		.num_ports = 7,
6045 		.num_internal_phys = 5,
6046 		.max_vid = 4095,
6047 		.port_base_addr = 0x08,
6048 		.phy_base_addr = 0x00,
6049 		.global1_addr = 0x0f,
6050 		.global2_addr = 0x07,
6051 		.age_time_coeff = 15000,
6052 		.g1_irqs = 9,
6053 		.g2_irqs = 10,
6054 		.atu_move_port_mask = 0xf,
6055 		.dual_chip = true,
6056 		.ptp_support = true,
6057 		.ops = &mv88e6250_ops,
6058 	},
6059 
6060 	[MV88E6290] = {
6061 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6290,
6062 		.family = MV88E6XXX_FAMILY_6390,
6063 		.name = "Marvell 88E6290",
6064 		.num_databases = 4096,
6065 		.num_ports = 11,	/* 10 + Z80 */
6066 		.num_internal_phys = 9,
6067 		.num_gpio = 16,
6068 		.max_vid = 8191,
6069 		.max_sid = 63,
6070 		.port_base_addr = 0x0,
6071 		.phy_base_addr = 0x0,
6072 		.global1_addr = 0x1b,
6073 		.global2_addr = 0x1c,
6074 		.age_time_coeff = 3750,
6075 		.g1_irqs = 9,
6076 		.g2_irqs = 14,
6077 		.atu_move_port_mask = 0x1f,
6078 		.pvt = true,
6079 		.multi_chip = true,
6080 		.ptp_support = true,
6081 		.ops = &mv88e6290_ops,
6082 	},
6083 
6084 	[MV88E6320] = {
6085 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6320,
6086 		.family = MV88E6XXX_FAMILY_6320,
6087 		.name = "Marvell 88E6320",
6088 		.num_databases = 4096,
6089 		.num_macs = 8192,
6090 		.num_ports = 7,
6091 		.num_internal_phys = 5,
6092 		.num_gpio = 15,
6093 		.max_vid = 4095,
6094 		.port_base_addr = 0x10,
6095 		.phy_base_addr = 0x0,
6096 		.global1_addr = 0x1b,
6097 		.global2_addr = 0x1c,
6098 		.age_time_coeff = 15000,
6099 		.g1_irqs = 8,
6100 		.g2_irqs = 10,
6101 		.atu_move_port_mask = 0xf,
6102 		.pvt = true,
6103 		.multi_chip = true,
6104 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6105 		.ptp_support = true,
6106 		.ops = &mv88e6320_ops,
6107 	},
6108 
6109 	[MV88E6321] = {
6110 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6321,
6111 		.family = MV88E6XXX_FAMILY_6320,
6112 		.name = "Marvell 88E6321",
6113 		.num_databases = 4096,
6114 		.num_macs = 8192,
6115 		.num_ports = 7,
6116 		.num_internal_phys = 5,
6117 		.num_gpio = 15,
6118 		.max_vid = 4095,
6119 		.port_base_addr = 0x10,
6120 		.phy_base_addr = 0x0,
6121 		.global1_addr = 0x1b,
6122 		.global2_addr = 0x1c,
6123 		.age_time_coeff = 15000,
6124 		.g1_irqs = 8,
6125 		.g2_irqs = 10,
6126 		.atu_move_port_mask = 0xf,
6127 		.multi_chip = true,
6128 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6129 		.ptp_support = true,
6130 		.ops = &mv88e6321_ops,
6131 	},
6132 
6133 	[MV88E6341] = {
6134 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6341,
6135 		.family = MV88E6XXX_FAMILY_6341,
6136 		.name = "Marvell 88E6341",
6137 		.num_databases = 4096,
6138 		.num_macs = 2048,
6139 		.num_internal_phys = 5,
6140 		.num_ports = 6,
6141 		.num_gpio = 11,
6142 		.max_vid = 4095,
6143 		.max_sid = 63,
6144 		.port_base_addr = 0x10,
6145 		.phy_base_addr = 0x10,
6146 		.global1_addr = 0x1b,
6147 		.global2_addr = 0x1c,
6148 		.age_time_coeff = 3750,
6149 		.atu_move_port_mask = 0x1f,
6150 		.g1_irqs = 9,
6151 		.g2_irqs = 10,
6152 		.pvt = true,
6153 		.multi_chip = true,
6154 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6155 		.ptp_support = true,
6156 		.ops = &mv88e6341_ops,
6157 	},
6158 
6159 	[MV88E6350] = {
6160 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6350,
6161 		.family = MV88E6XXX_FAMILY_6351,
6162 		.name = "Marvell 88E6350",
6163 		.num_databases = 4096,
6164 		.num_macs = 8192,
6165 		.num_ports = 7,
6166 		.num_internal_phys = 5,
6167 		.max_vid = 4095,
6168 		.max_sid = 63,
6169 		.port_base_addr = 0x10,
6170 		.phy_base_addr = 0x0,
6171 		.global1_addr = 0x1b,
6172 		.global2_addr = 0x1c,
6173 		.age_time_coeff = 15000,
6174 		.g1_irqs = 9,
6175 		.g2_irqs = 10,
6176 		.atu_move_port_mask = 0xf,
6177 		.pvt = true,
6178 		.multi_chip = true,
6179 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6180 		.ops = &mv88e6350_ops,
6181 	},
6182 
6183 	[MV88E6351] = {
6184 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6351,
6185 		.family = MV88E6XXX_FAMILY_6351,
6186 		.name = "Marvell 88E6351",
6187 		.num_databases = 4096,
6188 		.num_macs = 8192,
6189 		.num_ports = 7,
6190 		.num_internal_phys = 5,
6191 		.max_vid = 4095,
6192 		.max_sid = 63,
6193 		.port_base_addr = 0x10,
6194 		.phy_base_addr = 0x0,
6195 		.global1_addr = 0x1b,
6196 		.global2_addr = 0x1c,
6197 		.age_time_coeff = 15000,
6198 		.g1_irqs = 9,
6199 		.g2_irqs = 10,
6200 		.atu_move_port_mask = 0xf,
6201 		.pvt = true,
6202 		.multi_chip = true,
6203 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6204 		.ops = &mv88e6351_ops,
6205 	},
6206 
6207 	[MV88E6352] = {
6208 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6352,
6209 		.family = MV88E6XXX_FAMILY_6352,
6210 		.name = "Marvell 88E6352",
6211 		.num_databases = 4096,
6212 		.num_macs = 8192,
6213 		.num_ports = 7,
6214 		.num_internal_phys = 5,
6215 		.num_gpio = 15,
6216 		.max_vid = 4095,
6217 		.max_sid = 63,
6218 		.port_base_addr = 0x10,
6219 		.phy_base_addr = 0x0,
6220 		.global1_addr = 0x1b,
6221 		.global2_addr = 0x1c,
6222 		.age_time_coeff = 15000,
6223 		.g1_irqs = 9,
6224 		.g2_irqs = 10,
6225 		.atu_move_port_mask = 0xf,
6226 		.pvt = true,
6227 		.multi_chip = true,
6228 		.edsa_support = MV88E6XXX_EDSA_SUPPORTED,
6229 		.ptp_support = true,
6230 		.ops = &mv88e6352_ops,
6231 	},
6232 	[MV88E6390] = {
6233 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390,
6234 		.family = MV88E6XXX_FAMILY_6390,
6235 		.name = "Marvell 88E6390",
6236 		.num_databases = 4096,
6237 		.num_macs = 16384,
6238 		.num_ports = 11,	/* 10 + Z80 */
6239 		.num_internal_phys = 9,
6240 		.num_gpio = 16,
6241 		.max_vid = 8191,
6242 		.max_sid = 63,
6243 		.port_base_addr = 0x0,
6244 		.phy_base_addr = 0x0,
6245 		.global1_addr = 0x1b,
6246 		.global2_addr = 0x1c,
6247 		.age_time_coeff = 3750,
6248 		.g1_irqs = 9,
6249 		.g2_irqs = 14,
6250 		.atu_move_port_mask = 0x1f,
6251 		.pvt = true,
6252 		.multi_chip = true,
6253 		.edsa_support = MV88E6XXX_EDSA_UNDOCUMENTED,
6254 		.ptp_support = true,
6255 		.ops = &mv88e6390_ops,
6256 	},
6257 	[MV88E6390X] = {
6258 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6390X,
6259 		.family = MV88E6XXX_FAMILY_6390,
6260 		.name = "Marvell 88E6390X",
6261 		.num_databases = 4096,
6262 		.num_macs = 16384,
6263 		.num_ports = 11,	/* 10 + Z80 */
6264 		.num_internal_phys = 9,
6265 		.num_gpio = 16,
6266 		.max_vid = 8191,
6267 		.max_sid = 63,
6268 		.port_base_addr = 0x0,
6269 		.phy_base_addr = 0x0,
6270 		.global1_addr = 0x1b,
6271 		.global2_addr = 0x1c,
6272 		.age_time_coeff = 3750,
6273 		.g1_irqs = 9,
6274 		.g2_irqs = 14,
6275 		.atu_move_port_mask = 0x1f,
6276 		.pvt = true,
6277 		.multi_chip = true,
6278 		.edsa_support = MV88E6XXX_EDSA_UNDOCUMENTED,
6279 		.ptp_support = true,
6280 		.ops = &mv88e6390x_ops,
6281 	},
6282 
6283 	[MV88E6393X] = {
6284 		.prod_num = MV88E6XXX_PORT_SWITCH_ID_PROD_6393X,
6285 		.family = MV88E6XXX_FAMILY_6393,
6286 		.name = "Marvell 88E6393X",
6287 		.num_databases = 4096,
6288 		.num_ports = 11,	/* 10 + Z80 */
6289 		.num_internal_phys = 9,
6290 		.max_vid = 8191,
6291 		.max_sid = 63,
6292 		.port_base_addr = 0x0,
6293 		.phy_base_addr = 0x0,
6294 		.global1_addr = 0x1b,
6295 		.global2_addr = 0x1c,
6296 		.age_time_coeff = 3750,
6297 		.g1_irqs = 10,
6298 		.g2_irqs = 14,
6299 		.atu_move_port_mask = 0x1f,
6300 		.pvt = true,
6301 		.multi_chip = true,
6302 		.ptp_support = true,
6303 		.ops = &mv88e6393x_ops,
6304 	},
6305 };
6306 
mv88e6xxx_lookup_info(unsigned int prod_num)6307 static const struct mv88e6xxx_info *mv88e6xxx_lookup_info(unsigned int prod_num)
6308 {
6309 	int i;
6310 
6311 	for (i = 0; i < ARRAY_SIZE(mv88e6xxx_table); ++i)
6312 		if (mv88e6xxx_table[i].prod_num == prod_num)
6313 			return &mv88e6xxx_table[i];
6314 
6315 	return NULL;
6316 }
6317 
mv88e6xxx_detect(struct mv88e6xxx_chip * chip)6318 static int mv88e6xxx_detect(struct mv88e6xxx_chip *chip)
6319 {
6320 	const struct mv88e6xxx_info *info;
6321 	unsigned int prod_num, rev;
6322 	u16 id;
6323 	int err;
6324 
6325 	mv88e6xxx_reg_lock(chip);
6326 	err = mv88e6xxx_port_read(chip, 0, MV88E6XXX_PORT_SWITCH_ID, &id);
6327 	mv88e6xxx_reg_unlock(chip);
6328 	if (err)
6329 		return err;
6330 
6331 	prod_num = id & MV88E6XXX_PORT_SWITCH_ID_PROD_MASK;
6332 	rev = id & MV88E6XXX_PORT_SWITCH_ID_REV_MASK;
6333 
6334 	info = mv88e6xxx_lookup_info(prod_num);
6335 	if (!info)
6336 		return -ENODEV;
6337 
6338 	/* Update the compatible info with the probed one */
6339 	chip->info = info;
6340 
6341 	dev_info(chip->dev, "switch 0x%x detected: %s, revision %u\n",
6342 		 chip->info->prod_num, chip->info->name, rev);
6343 
6344 	return 0;
6345 }
6346 
mv88e6xxx_single_chip_detect(struct mv88e6xxx_chip * chip,struct mdio_device * mdiodev)6347 static int mv88e6xxx_single_chip_detect(struct mv88e6xxx_chip *chip,
6348 					struct mdio_device *mdiodev)
6349 {
6350 	int err;
6351 
6352 	/* dual_chip takes precedence over single/multi-chip modes */
6353 	if (chip->info->dual_chip)
6354 		return -EINVAL;
6355 
6356 	/* If the mdio addr is 16 indicating the first port address of a switch
6357 	 * (e.g. mv88e6*41) in single chip addressing mode the device may be
6358 	 * configured in single chip addressing mode. Setup the smi access as
6359 	 * single chip addressing mode and attempt to detect the model of the
6360 	 * switch, if this fails the device is not configured in single chip
6361 	 * addressing mode.
6362 	 */
6363 	if (mdiodev->addr != 16)
6364 		return -EINVAL;
6365 
6366 	err = mv88e6xxx_smi_init(chip, mdiodev->bus, 0);
6367 	if (err)
6368 		return err;
6369 
6370 	return mv88e6xxx_detect(chip);
6371 }
6372 
mv88e6xxx_alloc_chip(struct device * dev)6373 static struct mv88e6xxx_chip *mv88e6xxx_alloc_chip(struct device *dev)
6374 {
6375 	struct mv88e6xxx_chip *chip;
6376 
6377 	chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL);
6378 	if (!chip)
6379 		return NULL;
6380 
6381 	chip->dev = dev;
6382 
6383 	mutex_init(&chip->reg_lock);
6384 	INIT_LIST_HEAD(&chip->mdios);
6385 	idr_init(&chip->policies);
6386 	INIT_LIST_HEAD(&chip->msts);
6387 
6388 	return chip;
6389 }
6390 
mv88e6xxx_get_tag_protocol(struct dsa_switch * ds,int port,enum dsa_tag_protocol m)6391 static enum dsa_tag_protocol mv88e6xxx_get_tag_protocol(struct dsa_switch *ds,
6392 							int port,
6393 							enum dsa_tag_protocol m)
6394 {
6395 	struct mv88e6xxx_chip *chip = ds->priv;
6396 
6397 	return chip->tag_protocol;
6398 }
6399 
mv88e6xxx_change_tag_protocol(struct dsa_switch * ds,enum dsa_tag_protocol proto)6400 static int mv88e6xxx_change_tag_protocol(struct dsa_switch *ds,
6401 					 enum dsa_tag_protocol proto)
6402 {
6403 	struct mv88e6xxx_chip *chip = ds->priv;
6404 	enum dsa_tag_protocol old_protocol;
6405 	struct dsa_port *cpu_dp;
6406 	int err;
6407 
6408 	switch (proto) {
6409 	case DSA_TAG_PROTO_EDSA:
6410 		switch (chip->info->edsa_support) {
6411 		case MV88E6XXX_EDSA_UNSUPPORTED:
6412 			return -EPROTONOSUPPORT;
6413 		case MV88E6XXX_EDSA_UNDOCUMENTED:
6414 			dev_warn(chip->dev, "Relying on undocumented EDSA tagging behavior\n");
6415 			fallthrough;
6416 		case MV88E6XXX_EDSA_SUPPORTED:
6417 			break;
6418 		}
6419 		break;
6420 	case DSA_TAG_PROTO_DSA:
6421 		break;
6422 	default:
6423 		return -EPROTONOSUPPORT;
6424 	}
6425 
6426 	old_protocol = chip->tag_protocol;
6427 	chip->tag_protocol = proto;
6428 
6429 	mv88e6xxx_reg_lock(chip);
6430 	dsa_switch_for_each_cpu_port(cpu_dp, ds) {
6431 		err = mv88e6xxx_setup_port_mode(chip, cpu_dp->index);
6432 		if (err) {
6433 			mv88e6xxx_reg_unlock(chip);
6434 			goto unwind;
6435 		}
6436 	}
6437 	mv88e6xxx_reg_unlock(chip);
6438 
6439 	return 0;
6440 
6441 unwind:
6442 	chip->tag_protocol = old_protocol;
6443 
6444 	mv88e6xxx_reg_lock(chip);
6445 	dsa_switch_for_each_cpu_port_continue_reverse(cpu_dp, ds)
6446 		mv88e6xxx_setup_port_mode(chip, cpu_dp->index);
6447 	mv88e6xxx_reg_unlock(chip);
6448 
6449 	return err;
6450 }
6451 
mv88e6xxx_port_mdb_add(struct dsa_switch * ds,int port,const struct switchdev_obj_port_mdb * mdb,struct dsa_db db)6452 static int mv88e6xxx_port_mdb_add(struct dsa_switch *ds, int port,
6453 				  const struct switchdev_obj_port_mdb *mdb,
6454 				  struct dsa_db db)
6455 {
6456 	struct mv88e6xxx_chip *chip = ds->priv;
6457 	int err;
6458 
6459 	mv88e6xxx_reg_lock(chip);
6460 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid,
6461 					   MV88E6XXX_G1_ATU_DATA_STATE_MC_STATIC);
6462 	mv88e6xxx_reg_unlock(chip);
6463 
6464 	return err;
6465 }
6466 
mv88e6xxx_port_mdb_del(struct dsa_switch * ds,int port,const struct switchdev_obj_port_mdb * mdb,struct dsa_db db)6467 static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds, int port,
6468 				  const struct switchdev_obj_port_mdb *mdb,
6469 				  struct dsa_db db)
6470 {
6471 	struct mv88e6xxx_chip *chip = ds->priv;
6472 	int err;
6473 
6474 	mv88e6xxx_reg_lock(chip);
6475 	err = mv88e6xxx_port_db_load_purge(chip, port, mdb->addr, mdb->vid, 0);
6476 	mv88e6xxx_reg_unlock(chip);
6477 
6478 	return err;
6479 }
6480 
mv88e6xxx_port_mirror_add(struct dsa_switch * ds,int port,struct dsa_mall_mirror_tc_entry * mirror,bool ingress,struct netlink_ext_ack * extack)6481 static int mv88e6xxx_port_mirror_add(struct dsa_switch *ds, int port,
6482 				     struct dsa_mall_mirror_tc_entry *mirror,
6483 				     bool ingress,
6484 				     struct netlink_ext_ack *extack)
6485 {
6486 	enum mv88e6xxx_egress_direction direction = ingress ?
6487 						MV88E6XXX_EGRESS_DIR_INGRESS :
6488 						MV88E6XXX_EGRESS_DIR_EGRESS;
6489 	struct mv88e6xxx_chip *chip = ds->priv;
6490 	bool other_mirrors = false;
6491 	int i;
6492 	int err;
6493 
6494 	mutex_lock(&chip->reg_lock);
6495 	if ((ingress ? chip->ingress_dest_port : chip->egress_dest_port) !=
6496 	    mirror->to_local_port) {
6497 		for (i = 0; i < mv88e6xxx_num_ports(chip); i++)
6498 			other_mirrors |= ingress ?
6499 					 chip->ports[i].mirror_ingress :
6500 					 chip->ports[i].mirror_egress;
6501 
6502 		/* Can't change egress port when other mirror is active */
6503 		if (other_mirrors) {
6504 			err = -EBUSY;
6505 			goto out;
6506 		}
6507 
6508 		err = mv88e6xxx_set_egress_port(chip, direction,
6509 						mirror->to_local_port);
6510 		if (err)
6511 			goto out;
6512 	}
6513 
6514 	err = mv88e6xxx_port_set_mirror(chip, port, direction, true);
6515 out:
6516 	mutex_unlock(&chip->reg_lock);
6517 
6518 	return err;
6519 }
6520 
mv88e6xxx_port_mirror_del(struct dsa_switch * ds,int port,struct dsa_mall_mirror_tc_entry * mirror)6521 static void mv88e6xxx_port_mirror_del(struct dsa_switch *ds, int port,
6522 				      struct dsa_mall_mirror_tc_entry *mirror)
6523 {
6524 	enum mv88e6xxx_egress_direction direction = mirror->ingress ?
6525 						MV88E6XXX_EGRESS_DIR_INGRESS :
6526 						MV88E6XXX_EGRESS_DIR_EGRESS;
6527 	struct mv88e6xxx_chip *chip = ds->priv;
6528 	bool other_mirrors = false;
6529 	int i;
6530 
6531 	mutex_lock(&chip->reg_lock);
6532 	if (mv88e6xxx_port_set_mirror(chip, port, direction, false))
6533 		dev_err(ds->dev, "p%d: failed to disable mirroring\n", port);
6534 
6535 	for (i = 0; i < mv88e6xxx_num_ports(chip); i++)
6536 		other_mirrors |= mirror->ingress ?
6537 				 chip->ports[i].mirror_ingress :
6538 				 chip->ports[i].mirror_egress;
6539 
6540 	/* Reset egress port when no other mirror is active */
6541 	if (!other_mirrors) {
6542 		if (mv88e6xxx_set_egress_port(chip, direction,
6543 					      dsa_upstream_port(ds, port)))
6544 			dev_err(ds->dev, "failed to set egress port\n");
6545 	}
6546 
6547 	mutex_unlock(&chip->reg_lock);
6548 }
6549 
mv88e6xxx_port_pre_bridge_flags(struct dsa_switch * ds,int port,struct switchdev_brport_flags flags,struct netlink_ext_ack * extack)6550 static int mv88e6xxx_port_pre_bridge_flags(struct dsa_switch *ds, int port,
6551 					   struct switchdev_brport_flags flags,
6552 					   struct netlink_ext_ack *extack)
6553 {
6554 	struct mv88e6xxx_chip *chip = ds->priv;
6555 	const struct mv88e6xxx_ops *ops;
6556 
6557 	if (flags.mask & ~(BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD |
6558 			   BR_BCAST_FLOOD | BR_PORT_LOCKED))
6559 		return -EINVAL;
6560 
6561 	ops = chip->info->ops;
6562 
6563 	if ((flags.mask & BR_FLOOD) && !ops->port_set_ucast_flood)
6564 		return -EINVAL;
6565 
6566 	if ((flags.mask & BR_MCAST_FLOOD) && !ops->port_set_mcast_flood)
6567 		return -EINVAL;
6568 
6569 	return 0;
6570 }
6571 
mv88e6xxx_port_bridge_flags(struct dsa_switch * ds,int port,struct switchdev_brport_flags flags,struct netlink_ext_ack * extack)6572 static int mv88e6xxx_port_bridge_flags(struct dsa_switch *ds, int port,
6573 				       struct switchdev_brport_flags flags,
6574 				       struct netlink_ext_ack *extack)
6575 {
6576 	struct mv88e6xxx_chip *chip = ds->priv;
6577 	int err = -EOPNOTSUPP;
6578 
6579 	mv88e6xxx_reg_lock(chip);
6580 
6581 	if (flags.mask & BR_LEARNING) {
6582 		bool learning = !!(flags.val & BR_LEARNING);
6583 		u16 pav = learning ? (1 << port) : 0;
6584 
6585 		err = mv88e6xxx_port_set_assoc_vector(chip, port, pav);
6586 		if (err)
6587 			goto out;
6588 	}
6589 
6590 	if (flags.mask & BR_FLOOD) {
6591 		bool unicast = !!(flags.val & BR_FLOOD);
6592 
6593 		err = chip->info->ops->port_set_ucast_flood(chip, port,
6594 							    unicast);
6595 		if (err)
6596 			goto out;
6597 	}
6598 
6599 	if (flags.mask & BR_MCAST_FLOOD) {
6600 		bool multicast = !!(flags.val & BR_MCAST_FLOOD);
6601 
6602 		err = chip->info->ops->port_set_mcast_flood(chip, port,
6603 							    multicast);
6604 		if (err)
6605 			goto out;
6606 	}
6607 
6608 	if (flags.mask & BR_BCAST_FLOOD) {
6609 		bool broadcast = !!(flags.val & BR_BCAST_FLOOD);
6610 
6611 		err = mv88e6xxx_port_broadcast_sync(chip, port, broadcast);
6612 		if (err)
6613 			goto out;
6614 	}
6615 
6616 	if (flags.mask & BR_PORT_LOCKED) {
6617 		bool locked = !!(flags.val & BR_PORT_LOCKED);
6618 
6619 		err = mv88e6xxx_port_set_lock(chip, port, locked);
6620 		if (err)
6621 			goto out;
6622 	}
6623 out:
6624 	mv88e6xxx_reg_unlock(chip);
6625 
6626 	return err;
6627 }
6628 
mv88e6xxx_lag_can_offload(struct dsa_switch * ds,struct dsa_lag lag,struct netdev_lag_upper_info * info,struct netlink_ext_ack * extack)6629 static bool mv88e6xxx_lag_can_offload(struct dsa_switch *ds,
6630 				      struct dsa_lag lag,
6631 				      struct netdev_lag_upper_info *info,
6632 				      struct netlink_ext_ack *extack)
6633 {
6634 	struct mv88e6xxx_chip *chip = ds->priv;
6635 	struct dsa_port *dp;
6636 	int members = 0;
6637 
6638 	if (!mv88e6xxx_has_lag(chip)) {
6639 		NL_SET_ERR_MSG_MOD(extack, "Chip does not support LAG offload");
6640 		return false;
6641 	}
6642 
6643 	if (!lag.id)
6644 		return false;
6645 
6646 	dsa_lag_foreach_port(dp, ds->dst, &lag)
6647 		/* Includes the port joining the LAG */
6648 		members++;
6649 
6650 	if (members > 8) {
6651 		NL_SET_ERR_MSG_MOD(extack,
6652 				   "Cannot offload more than 8 LAG ports");
6653 		return false;
6654 	}
6655 
6656 	/* We could potentially relax this to include active
6657 	 * backup in the future.
6658 	 */
6659 	if (info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {
6660 		NL_SET_ERR_MSG_MOD(extack,
6661 				   "Can only offload LAG using hash TX type");
6662 		return false;
6663 	}
6664 
6665 	/* Ideally we would also validate that the hash type matches
6666 	 * the hardware. Alas, this is always set to unknown on team
6667 	 * interfaces.
6668 	 */
6669 	return true;
6670 }
6671 
mv88e6xxx_lag_sync_map(struct dsa_switch * ds,struct dsa_lag lag)6672 static int mv88e6xxx_lag_sync_map(struct dsa_switch *ds, struct dsa_lag lag)
6673 {
6674 	struct mv88e6xxx_chip *chip = ds->priv;
6675 	struct dsa_port *dp;
6676 	u16 map = 0;
6677 	int id;
6678 
6679 	/* DSA LAG IDs are one-based, hardware is zero-based */
6680 	id = lag.id - 1;
6681 
6682 	/* Build the map of all ports to distribute flows destined for
6683 	 * this LAG. This can be either a local user port, or a DSA
6684 	 * port if the LAG port is on a remote chip.
6685 	 */
6686 	dsa_lag_foreach_port(dp, ds->dst, &lag)
6687 		map |= BIT(dsa_towards_port(ds, dp->ds->index, dp->index));
6688 
6689 	return mv88e6xxx_g2_trunk_mapping_write(chip, id, map);
6690 }
6691 
6692 static const u8 mv88e6xxx_lag_mask_table[8][8] = {
6693 	/* Row number corresponds to the number of active members in a
6694 	 * LAG. Each column states which of the eight hash buckets are
6695 	 * mapped to the column:th port in the LAG.
6696 	 *
6697 	 * Example: In a LAG with three active ports, the second port
6698 	 * ([2][1]) would be selected for traffic mapped to buckets
6699 	 * 3,4,5 (0x38).
6700 	 */
6701 	{ 0xff,    0,    0,    0,    0,    0,    0,    0 },
6702 	{ 0x0f, 0xf0,    0,    0,    0,    0,    0,    0 },
6703 	{ 0x07, 0x38, 0xc0,    0,    0,    0,    0,    0 },
6704 	{ 0x03, 0x0c, 0x30, 0xc0,    0,    0,    0,    0 },
6705 	{ 0x03, 0x0c, 0x30, 0x40, 0x80,    0,    0,    0 },
6706 	{ 0x03, 0x0c, 0x10, 0x20, 0x40, 0x80,    0,    0 },
6707 	{ 0x03, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80,    0 },
6708 	{ 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 },
6709 };
6710 
mv88e6xxx_lag_set_port_mask(u16 * mask,int port,int num_tx,int nth)6711 static void mv88e6xxx_lag_set_port_mask(u16 *mask, int port,
6712 					int num_tx, int nth)
6713 {
6714 	u8 active = 0;
6715 	int i;
6716 
6717 	num_tx = num_tx <= 8 ? num_tx : 8;
6718 	if (nth < num_tx)
6719 		active = mv88e6xxx_lag_mask_table[num_tx - 1][nth];
6720 
6721 	for (i = 0; i < 8; i++) {
6722 		if (BIT(i) & active)
6723 			mask[i] |= BIT(port);
6724 	}
6725 }
6726 
mv88e6xxx_lag_sync_masks(struct dsa_switch * ds)6727 static int mv88e6xxx_lag_sync_masks(struct dsa_switch *ds)
6728 {
6729 	struct mv88e6xxx_chip *chip = ds->priv;
6730 	unsigned int id, num_tx;
6731 	struct dsa_port *dp;
6732 	struct dsa_lag *lag;
6733 	int i, err, nth;
6734 	u16 mask[8];
6735 	u16 ivec;
6736 
6737 	/* Assume no port is a member of any LAG. */
6738 	ivec = BIT(mv88e6xxx_num_ports(chip)) - 1;
6739 
6740 	/* Disable all masks for ports that _are_ members of a LAG. */
6741 	dsa_switch_for_each_port(dp, ds) {
6742 		if (!dp->lag)
6743 			continue;
6744 
6745 		ivec &= ~BIT(dp->index);
6746 	}
6747 
6748 	for (i = 0; i < 8; i++)
6749 		mask[i] = ivec;
6750 
6751 	/* Enable the correct subset of masks for all LAG ports that
6752 	 * are in the Tx set.
6753 	 */
6754 	dsa_lags_foreach_id(id, ds->dst) {
6755 		lag = dsa_lag_by_id(ds->dst, id);
6756 		if (!lag)
6757 			continue;
6758 
6759 		num_tx = 0;
6760 		dsa_lag_foreach_port(dp, ds->dst, lag) {
6761 			if (dp->lag_tx_enabled)
6762 				num_tx++;
6763 		}
6764 
6765 		if (!num_tx)
6766 			continue;
6767 
6768 		nth = 0;
6769 		dsa_lag_foreach_port(dp, ds->dst, lag) {
6770 			if (!dp->lag_tx_enabled)
6771 				continue;
6772 
6773 			if (dp->ds == ds)
6774 				mv88e6xxx_lag_set_port_mask(mask, dp->index,
6775 							    num_tx, nth);
6776 
6777 			nth++;
6778 		}
6779 	}
6780 
6781 	for (i = 0; i < 8; i++) {
6782 		err = mv88e6xxx_g2_trunk_mask_write(chip, i, true, mask[i]);
6783 		if (err)
6784 			return err;
6785 	}
6786 
6787 	return 0;
6788 }
6789 
mv88e6xxx_lag_sync_masks_map(struct dsa_switch * ds,struct dsa_lag lag)6790 static int mv88e6xxx_lag_sync_masks_map(struct dsa_switch *ds,
6791 					struct dsa_lag lag)
6792 {
6793 	int err;
6794 
6795 	err = mv88e6xxx_lag_sync_masks(ds);
6796 
6797 	if (!err)
6798 		err = mv88e6xxx_lag_sync_map(ds, lag);
6799 
6800 	return err;
6801 }
6802 
mv88e6xxx_port_lag_change(struct dsa_switch * ds,int port)6803 static int mv88e6xxx_port_lag_change(struct dsa_switch *ds, int port)
6804 {
6805 	struct mv88e6xxx_chip *chip = ds->priv;
6806 	int err;
6807 
6808 	mv88e6xxx_reg_lock(chip);
6809 	err = mv88e6xxx_lag_sync_masks(ds);
6810 	mv88e6xxx_reg_unlock(chip);
6811 	return err;
6812 }
6813 
mv88e6xxx_port_lag_join(struct dsa_switch * ds,int port,struct dsa_lag lag,struct netdev_lag_upper_info * info,struct netlink_ext_ack * extack)6814 static int mv88e6xxx_port_lag_join(struct dsa_switch *ds, int port,
6815 				   struct dsa_lag lag,
6816 				   struct netdev_lag_upper_info *info,
6817 				   struct netlink_ext_ack *extack)
6818 {
6819 	struct mv88e6xxx_chip *chip = ds->priv;
6820 	int err, id;
6821 
6822 	if (!mv88e6xxx_lag_can_offload(ds, lag, info, extack))
6823 		return -EOPNOTSUPP;
6824 
6825 	/* DSA LAG IDs are one-based */
6826 	id = lag.id - 1;
6827 
6828 	mv88e6xxx_reg_lock(chip);
6829 
6830 	err = mv88e6xxx_port_set_trunk(chip, port, true, id);
6831 	if (err)
6832 		goto err_unlock;
6833 
6834 	err = mv88e6xxx_lag_sync_masks_map(ds, lag);
6835 	if (err)
6836 		goto err_clear_trunk;
6837 
6838 	mv88e6xxx_reg_unlock(chip);
6839 	return 0;
6840 
6841 err_clear_trunk:
6842 	mv88e6xxx_port_set_trunk(chip, port, false, 0);
6843 err_unlock:
6844 	mv88e6xxx_reg_unlock(chip);
6845 	return err;
6846 }
6847 
mv88e6xxx_port_lag_leave(struct dsa_switch * ds,int port,struct dsa_lag lag)6848 static int mv88e6xxx_port_lag_leave(struct dsa_switch *ds, int port,
6849 				    struct dsa_lag lag)
6850 {
6851 	struct mv88e6xxx_chip *chip = ds->priv;
6852 	int err_sync, err_trunk;
6853 
6854 	mv88e6xxx_reg_lock(chip);
6855 	err_sync = mv88e6xxx_lag_sync_masks_map(ds, lag);
6856 	err_trunk = mv88e6xxx_port_set_trunk(chip, port, false, 0);
6857 	mv88e6xxx_reg_unlock(chip);
6858 	return err_sync ? : err_trunk;
6859 }
6860 
mv88e6xxx_crosschip_lag_change(struct dsa_switch * ds,int sw_index,int port)6861 static int mv88e6xxx_crosschip_lag_change(struct dsa_switch *ds, int sw_index,
6862 					  int port)
6863 {
6864 	struct mv88e6xxx_chip *chip = ds->priv;
6865 	int err;
6866 
6867 	mv88e6xxx_reg_lock(chip);
6868 	err = mv88e6xxx_lag_sync_masks(ds);
6869 	mv88e6xxx_reg_unlock(chip);
6870 	return err;
6871 }
6872 
mv88e6xxx_crosschip_lag_join(struct dsa_switch * ds,int sw_index,int port,struct dsa_lag lag,struct netdev_lag_upper_info * info,struct netlink_ext_ack * extack)6873 static int mv88e6xxx_crosschip_lag_join(struct dsa_switch *ds, int sw_index,
6874 					int port, struct dsa_lag lag,
6875 					struct netdev_lag_upper_info *info,
6876 					struct netlink_ext_ack *extack)
6877 {
6878 	struct mv88e6xxx_chip *chip = ds->priv;
6879 	int err;
6880 
6881 	if (!mv88e6xxx_lag_can_offload(ds, lag, info, extack))
6882 		return -EOPNOTSUPP;
6883 
6884 	mv88e6xxx_reg_lock(chip);
6885 
6886 	err = mv88e6xxx_lag_sync_masks_map(ds, lag);
6887 	if (err)
6888 		goto unlock;
6889 
6890 	err = mv88e6xxx_pvt_map(chip, sw_index, port);
6891 
6892 unlock:
6893 	mv88e6xxx_reg_unlock(chip);
6894 	return err;
6895 }
6896 
mv88e6xxx_crosschip_lag_leave(struct dsa_switch * ds,int sw_index,int port,struct dsa_lag lag)6897 static int mv88e6xxx_crosschip_lag_leave(struct dsa_switch *ds, int sw_index,
6898 					 int port, struct dsa_lag lag)
6899 {
6900 	struct mv88e6xxx_chip *chip = ds->priv;
6901 	int err_sync, err_pvt;
6902 
6903 	mv88e6xxx_reg_lock(chip);
6904 	err_sync = mv88e6xxx_lag_sync_masks_map(ds, lag);
6905 	err_pvt = mv88e6xxx_pvt_map(chip, sw_index, port);
6906 	mv88e6xxx_reg_unlock(chip);
6907 	return err_sync ? : err_pvt;
6908 }
6909 
6910 static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
6911 	.get_tag_protocol	= mv88e6xxx_get_tag_protocol,
6912 	.change_tag_protocol	= mv88e6xxx_change_tag_protocol,
6913 	.setup			= mv88e6xxx_setup,
6914 	.teardown		= mv88e6xxx_teardown,
6915 	.port_setup		= mv88e6xxx_port_setup,
6916 	.port_teardown		= mv88e6xxx_port_teardown,
6917 	.phylink_get_caps	= mv88e6xxx_get_caps,
6918 	.phylink_mac_link_state	= mv88e6xxx_serdes_pcs_get_state,
6919 	.phylink_mac_config	= mv88e6xxx_mac_config,
6920 	.phylink_mac_an_restart	= mv88e6xxx_serdes_pcs_an_restart,
6921 	.phylink_mac_link_down	= mv88e6xxx_mac_link_down,
6922 	.phylink_mac_link_up	= mv88e6xxx_mac_link_up,
6923 	.get_strings		= mv88e6xxx_get_strings,
6924 	.get_ethtool_stats	= mv88e6xxx_get_ethtool_stats,
6925 	.get_sset_count		= mv88e6xxx_get_sset_count,
6926 	.port_enable		= mv88e6xxx_port_enable,
6927 	.port_disable		= mv88e6xxx_port_disable,
6928 	.port_max_mtu		= mv88e6xxx_get_max_mtu,
6929 	.port_change_mtu	= mv88e6xxx_change_mtu,
6930 	.get_mac_eee		= mv88e6xxx_get_mac_eee,
6931 	.set_mac_eee		= mv88e6xxx_set_mac_eee,
6932 	.get_eeprom_len		= mv88e6xxx_get_eeprom_len,
6933 	.get_eeprom		= mv88e6xxx_get_eeprom,
6934 	.set_eeprom		= mv88e6xxx_set_eeprom,
6935 	.get_regs_len		= mv88e6xxx_get_regs_len,
6936 	.get_regs		= mv88e6xxx_get_regs,
6937 	.get_rxnfc		= mv88e6xxx_get_rxnfc,
6938 	.set_rxnfc		= mv88e6xxx_set_rxnfc,
6939 	.set_ageing_time	= mv88e6xxx_set_ageing_time,
6940 	.port_bridge_join	= mv88e6xxx_port_bridge_join,
6941 	.port_bridge_leave	= mv88e6xxx_port_bridge_leave,
6942 	.port_pre_bridge_flags	= mv88e6xxx_port_pre_bridge_flags,
6943 	.port_bridge_flags	= mv88e6xxx_port_bridge_flags,
6944 	.port_stp_state_set	= mv88e6xxx_port_stp_state_set,
6945 	.port_mst_state_set	= mv88e6xxx_port_mst_state_set,
6946 	.port_fast_age		= mv88e6xxx_port_fast_age,
6947 	.port_vlan_fast_age	= mv88e6xxx_port_vlan_fast_age,
6948 	.port_vlan_filtering	= mv88e6xxx_port_vlan_filtering,
6949 	.port_vlan_add		= mv88e6xxx_port_vlan_add,
6950 	.port_vlan_del		= mv88e6xxx_port_vlan_del,
6951 	.vlan_msti_set		= mv88e6xxx_vlan_msti_set,
6952 	.port_fdb_add		= mv88e6xxx_port_fdb_add,
6953 	.port_fdb_del		= mv88e6xxx_port_fdb_del,
6954 	.port_fdb_dump		= mv88e6xxx_port_fdb_dump,
6955 	.port_mdb_add		= mv88e6xxx_port_mdb_add,
6956 	.port_mdb_del		= mv88e6xxx_port_mdb_del,
6957 	.port_mirror_add	= mv88e6xxx_port_mirror_add,
6958 	.port_mirror_del	= mv88e6xxx_port_mirror_del,
6959 	.crosschip_bridge_join	= mv88e6xxx_crosschip_bridge_join,
6960 	.crosschip_bridge_leave	= mv88e6xxx_crosschip_bridge_leave,
6961 	.port_hwtstamp_set	= mv88e6xxx_port_hwtstamp_set,
6962 	.port_hwtstamp_get	= mv88e6xxx_port_hwtstamp_get,
6963 	.port_txtstamp		= mv88e6xxx_port_txtstamp,
6964 	.port_rxtstamp		= mv88e6xxx_port_rxtstamp,
6965 	.get_ts_info		= mv88e6xxx_get_ts_info,
6966 	.devlink_param_get	= mv88e6xxx_devlink_param_get,
6967 	.devlink_param_set	= mv88e6xxx_devlink_param_set,
6968 	.devlink_info_get	= mv88e6xxx_devlink_info_get,
6969 	.port_lag_change	= mv88e6xxx_port_lag_change,
6970 	.port_lag_join		= mv88e6xxx_port_lag_join,
6971 	.port_lag_leave		= mv88e6xxx_port_lag_leave,
6972 	.crosschip_lag_change	= mv88e6xxx_crosschip_lag_change,
6973 	.crosschip_lag_join	= mv88e6xxx_crosschip_lag_join,
6974 	.crosschip_lag_leave	= mv88e6xxx_crosschip_lag_leave,
6975 };
6976 
mv88e6xxx_register_switch(struct mv88e6xxx_chip * chip)6977 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
6978 {
6979 	struct device *dev = chip->dev;
6980 	struct dsa_switch *ds;
6981 
6982 	ds = devm_kzalloc(dev, sizeof(*ds), GFP_KERNEL);
6983 	if (!ds)
6984 		return -ENOMEM;
6985 
6986 	ds->dev = dev;
6987 	ds->num_ports = mv88e6xxx_num_ports(chip);
6988 	ds->priv = chip;
6989 	ds->dev = dev;
6990 	ds->ops = &mv88e6xxx_switch_ops;
6991 	ds->ageing_time_min = chip->info->age_time_coeff;
6992 	ds->ageing_time_max = chip->info->age_time_coeff * U8_MAX;
6993 
6994 	/* Some chips support up to 32, but that requires enabling the
6995 	 * 5-bit port mode, which we do not support. 640k^W16 ought to
6996 	 * be enough for anyone.
6997 	 */
6998 	ds->num_lag_ids = mv88e6xxx_has_lag(chip) ? 16 : 0;
6999 
7000 	dev_set_drvdata(dev, ds);
7001 
7002 	return dsa_register_switch(ds);
7003 }
7004 
mv88e6xxx_unregister_switch(struct mv88e6xxx_chip * chip)7005 static void mv88e6xxx_unregister_switch(struct mv88e6xxx_chip *chip)
7006 {
7007 	dsa_unregister_switch(chip->ds);
7008 }
7009 
pdata_device_get_match_data(struct device * dev)7010 static const void *pdata_device_get_match_data(struct device *dev)
7011 {
7012 	const struct of_device_id *matches = dev->driver->of_match_table;
7013 	const struct dsa_mv88e6xxx_pdata *pdata = dev->platform_data;
7014 
7015 	for (; matches->name[0] || matches->type[0] || matches->compatible[0];
7016 	     matches++) {
7017 		if (!strcmp(pdata->compatible, matches->compatible))
7018 			return matches->data;
7019 	}
7020 	return NULL;
7021 }
7022 
7023 /* There is no suspend to RAM support at DSA level yet, the switch configuration
7024  * would be lost after a power cycle so prevent it to be suspended.
7025  */
mv88e6xxx_suspend(struct device * dev)7026 static int __maybe_unused mv88e6xxx_suspend(struct device *dev)
7027 {
7028 	return -EOPNOTSUPP;
7029 }
7030 
mv88e6xxx_resume(struct device * dev)7031 static int __maybe_unused mv88e6xxx_resume(struct device *dev)
7032 {
7033 	return 0;
7034 }
7035 
7036 static SIMPLE_DEV_PM_OPS(mv88e6xxx_pm_ops, mv88e6xxx_suspend, mv88e6xxx_resume);
7037 
mv88e6xxx_probe(struct mdio_device * mdiodev)7038 static int mv88e6xxx_probe(struct mdio_device *mdiodev)
7039 {
7040 	struct dsa_mv88e6xxx_pdata *pdata = mdiodev->dev.platform_data;
7041 	const struct mv88e6xxx_info *compat_info = NULL;
7042 	struct device *dev = &mdiodev->dev;
7043 	struct device_node *np = dev->of_node;
7044 	struct mv88e6xxx_chip *chip;
7045 	int port;
7046 	int err;
7047 
7048 	if (!np && !pdata)
7049 		return -EINVAL;
7050 
7051 	if (np)
7052 		compat_info = of_device_get_match_data(dev);
7053 
7054 	if (pdata) {
7055 		compat_info = pdata_device_get_match_data(dev);
7056 
7057 		if (!pdata->netdev)
7058 			return -EINVAL;
7059 
7060 		for (port = 0; port < DSA_MAX_PORTS; port++) {
7061 			if (!(pdata->enabled_ports & (1 << port)))
7062 				continue;
7063 			if (strcmp(pdata->cd.port_names[port], "cpu"))
7064 				continue;
7065 			pdata->cd.netdev[port] = &pdata->netdev->dev;
7066 			break;
7067 		}
7068 	}
7069 
7070 	if (!compat_info)
7071 		return -EINVAL;
7072 
7073 	chip = mv88e6xxx_alloc_chip(dev);
7074 	if (!chip) {
7075 		err = -ENOMEM;
7076 		goto out;
7077 	}
7078 
7079 	chip->info = compat_info;
7080 
7081 	chip->reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW);
7082 	if (IS_ERR(chip->reset)) {
7083 		err = PTR_ERR(chip->reset);
7084 		goto out;
7085 	}
7086 	if (chip->reset)
7087 		usleep_range(10000, 20000);
7088 
7089 	/* Detect if the device is configured in single chip addressing mode,
7090 	 * otherwise continue with address specific smi init/detection.
7091 	 */
7092 	err = mv88e6xxx_single_chip_detect(chip, mdiodev);
7093 	if (err) {
7094 		err = mv88e6xxx_smi_init(chip, mdiodev->bus, mdiodev->addr);
7095 		if (err)
7096 			goto out;
7097 
7098 		err = mv88e6xxx_detect(chip);
7099 		if (err)
7100 			goto out;
7101 	}
7102 
7103 	if (chip->info->edsa_support == MV88E6XXX_EDSA_SUPPORTED)
7104 		chip->tag_protocol = DSA_TAG_PROTO_EDSA;
7105 	else
7106 		chip->tag_protocol = DSA_TAG_PROTO_DSA;
7107 
7108 	mv88e6xxx_phy_init(chip);
7109 
7110 	if (chip->info->ops->get_eeprom) {
7111 		if (np)
7112 			of_property_read_u32(np, "eeprom-length",
7113 					     &chip->eeprom_len);
7114 		else
7115 			chip->eeprom_len = pdata->eeprom_len;
7116 	}
7117 
7118 	mv88e6xxx_reg_lock(chip);
7119 	err = mv88e6xxx_switch_reset(chip);
7120 	mv88e6xxx_reg_unlock(chip);
7121 	if (err)
7122 		goto out;
7123 
7124 	if (np) {
7125 		chip->irq = of_irq_get(np, 0);
7126 		if (chip->irq == -EPROBE_DEFER) {
7127 			err = chip->irq;
7128 			goto out;
7129 		}
7130 	}
7131 
7132 	if (pdata)
7133 		chip->irq = pdata->irq;
7134 
7135 	/* Has to be performed before the MDIO bus is created, because
7136 	 * the PHYs will link their interrupts to these interrupt
7137 	 * controllers
7138 	 */
7139 	mv88e6xxx_reg_lock(chip);
7140 	if (chip->irq > 0)
7141 		err = mv88e6xxx_g1_irq_setup(chip);
7142 	else
7143 		err = mv88e6xxx_irq_poll_setup(chip);
7144 	mv88e6xxx_reg_unlock(chip);
7145 
7146 	if (err)
7147 		goto out;
7148 
7149 	if (chip->info->g2_irqs > 0) {
7150 		err = mv88e6xxx_g2_irq_setup(chip);
7151 		if (err)
7152 			goto out_g1_irq;
7153 	}
7154 
7155 	err = mv88e6xxx_g1_atu_prob_irq_setup(chip);
7156 	if (err)
7157 		goto out_g2_irq;
7158 
7159 	err = mv88e6xxx_g1_vtu_prob_irq_setup(chip);
7160 	if (err)
7161 		goto out_g1_atu_prob_irq;
7162 
7163 	err = mv88e6xxx_mdios_register(chip, np);
7164 	if (err)
7165 		goto out_g1_vtu_prob_irq;
7166 
7167 	err = mv88e6xxx_register_switch(chip);
7168 	if (err)
7169 		goto out_mdio;
7170 
7171 	return 0;
7172 
7173 out_mdio:
7174 	mv88e6xxx_mdios_unregister(chip);
7175 out_g1_vtu_prob_irq:
7176 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
7177 out_g1_atu_prob_irq:
7178 	mv88e6xxx_g1_atu_prob_irq_free(chip);
7179 out_g2_irq:
7180 	if (chip->info->g2_irqs > 0)
7181 		mv88e6xxx_g2_irq_free(chip);
7182 out_g1_irq:
7183 	if (chip->irq > 0)
7184 		mv88e6xxx_g1_irq_free(chip);
7185 	else
7186 		mv88e6xxx_irq_poll_free(chip);
7187 out:
7188 	if (pdata)
7189 		dev_put(pdata->netdev);
7190 
7191 	return err;
7192 }
7193 
mv88e6xxx_remove(struct mdio_device * mdiodev)7194 static void mv88e6xxx_remove(struct mdio_device *mdiodev)
7195 {
7196 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
7197 	struct mv88e6xxx_chip *chip;
7198 
7199 	if (!ds)
7200 		return;
7201 
7202 	chip = ds->priv;
7203 
7204 	if (chip->info->ptp_support) {
7205 		mv88e6xxx_hwtstamp_free(chip);
7206 		mv88e6xxx_ptp_free(chip);
7207 	}
7208 
7209 	mv88e6xxx_phy_destroy(chip);
7210 	mv88e6xxx_unregister_switch(chip);
7211 	mv88e6xxx_mdios_unregister(chip);
7212 
7213 	mv88e6xxx_g1_vtu_prob_irq_free(chip);
7214 	mv88e6xxx_g1_atu_prob_irq_free(chip);
7215 
7216 	if (chip->info->g2_irqs > 0)
7217 		mv88e6xxx_g2_irq_free(chip);
7218 
7219 	if (chip->irq > 0)
7220 		mv88e6xxx_g1_irq_free(chip);
7221 	else
7222 		mv88e6xxx_irq_poll_free(chip);
7223 }
7224 
mv88e6xxx_shutdown(struct mdio_device * mdiodev)7225 static void mv88e6xxx_shutdown(struct mdio_device *mdiodev)
7226 {
7227 	struct dsa_switch *ds = dev_get_drvdata(&mdiodev->dev);
7228 
7229 	if (!ds)
7230 		return;
7231 
7232 	dsa_switch_shutdown(ds);
7233 
7234 	dev_set_drvdata(&mdiodev->dev, NULL);
7235 }
7236 
7237 static const struct of_device_id mv88e6xxx_of_match[] = {
7238 	{
7239 		.compatible = "marvell,mv88e6085",
7240 		.data = &mv88e6xxx_table[MV88E6085],
7241 	},
7242 	{
7243 		.compatible = "marvell,mv88e6190",
7244 		.data = &mv88e6xxx_table[MV88E6190],
7245 	},
7246 	{
7247 		.compatible = "marvell,mv88e6250",
7248 		.data = &mv88e6xxx_table[MV88E6250],
7249 	},
7250 	{ /* sentinel */ },
7251 };
7252 
7253 MODULE_DEVICE_TABLE(of, mv88e6xxx_of_match);
7254 
7255 static struct mdio_driver mv88e6xxx_driver = {
7256 	.probe	= mv88e6xxx_probe,
7257 	.remove = mv88e6xxx_remove,
7258 	.shutdown = mv88e6xxx_shutdown,
7259 	.mdiodrv.driver = {
7260 		.name = "mv88e6085",
7261 		.of_match_table = mv88e6xxx_of_match,
7262 		.pm = &mv88e6xxx_pm_ops,
7263 	},
7264 };
7265 
7266 mdio_module_driver(mv88e6xxx_driver);
7267 
7268 MODULE_AUTHOR("Lennert Buytenhek <buytenh@wantstofly.org>");
7269 MODULE_DESCRIPTION("Driver for Marvell 88E6XXX ethernet switch chips");
7270 MODULE_LICENSE("GPL");
7271