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