xref: /freebsd/sys/dev/etherswitch/mtkswitch/mtkswitch.c (revision d9a42747950146bf03cda7f6e25d219253f8a57a)
1 /*-
2  * Copyright (c) 2016 Stanislav Galabov.
3  * Copyright (c) 2011-2012 Stefan Bethke.
4  * Copyright (c) 2012 Adrian Chadd.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  */
30 
31 #include <sys/param.h>
32 #include <sys/bus.h>
33 #include <sys/errno.h>
34 #include <sys/kernel.h>
35 #include <sys/lock.h>
36 #include <sys/malloc.h>
37 #include <sys/module.h>
38 #include <sys/mutex.h>
39 #include <sys/socket.h>
40 #include <sys/sockio.h>
41 #include <sys/sysctl.h>
42 #include <sys/systm.h>
43 
44 #include <net/if.h>
45 #include <net/if_var.h>
46 #include <net/ethernet.h>
47 #include <net/if_media.h>
48 #include <net/if_types.h>
49 
50 #include <machine/bus.h>
51 #include <dev/mii/mii.h>
52 #include <dev/mii/miivar.h>
53 #include <dev/mdio/mdio.h>
54 
55 #include <dev/etherswitch/etherswitch.h>
56 #include <dev/etherswitch/mtkswitch/mtkswitchvar.h>
57 
58 #include <dev/ofw/ofw_bus_subr.h>
59 
60 #include "mdio_if.h"
61 #include "miibus_if.h"
62 #include "etherswitch_if.h"
63 
64 #define DEBUG
65 
66 #if defined(DEBUG)
67 static SYSCTL_NODE(_debug, OID_AUTO, mtkswitch, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
68     "mtkswitch");
69 #endif
70 
71 static inline int mtkswitch_portforphy(int phy);
72 static int mtkswitch_ifmedia_upd(if_t ifp);
73 static void mtkswitch_ifmedia_sts(if_t ifp, struct ifmediareq *ifmr);
74 static void mtkswitch_tick(void *arg);
75 
76 static const struct ofw_compat_data compat_data[] = {
77 	{ "ralink,rt3050-esw",		MTK_SWITCH_RT3050 },
78 	{ "ralink,rt3352-esw",		MTK_SWITCH_RT3352 },
79 	{ "ralink,rt5350-esw",		MTK_SWITCH_RT5350 },
80 	{ "mediatek,mt7620-gsw",	MTK_SWITCH_MT7620 },
81 	{ "mediatek,mt7621-gsw",	MTK_SWITCH_MT7621 },
82 	{ "mediatek,mt7628-esw",	MTK_SWITCH_MT7628 },
83 
84 	/* Sentinel */
85 	{ NULL,				MTK_SWITCH_NONE }
86 };
87 
88 static int
89 mtkswitch_probe(device_t dev)
90 {
91 	struct mtkswitch_softc *sc;
92 	mtk_switch_type switch_type;
93 
94 	if (!ofw_bus_status_okay(dev))
95 		return (ENXIO);
96 
97 	switch_type = ofw_bus_search_compatible(dev, compat_data)->ocd_data;
98 	if (switch_type == MTK_SWITCH_NONE)
99 		return (ENXIO);
100 
101 	sc = device_get_softc(dev);
102 	bzero(sc, sizeof(*sc));
103 	sc->sc_switchtype = switch_type;
104 
105 	device_set_desc_copy(dev, "MTK Switch Driver");
106 
107 	return (0);
108 }
109 
110 static int
111 mtkswitch_attach_phys(struct mtkswitch_softc *sc)
112 {
113 	int phy, err = 0;
114 	char name[IFNAMSIZ];
115 
116 	/* PHYs need an interface, so we generate a dummy one */
117 	snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->sc_dev));
118 	for (phy = 0; phy < sc->numphys; phy++) {
119 		if ((sc->phymap & (1u << phy)) == 0) {
120 			sc->ifp[phy] = NULL;
121 			sc->ifname[phy] = NULL;
122 			sc->miibus[phy] = NULL;
123 			continue;
124 		}
125 		sc->ifp[phy] = if_alloc(IFT_ETHER);
126 		if (sc->ifp[phy] == NULL) {
127 			device_printf(sc->sc_dev, "couldn't allocate ifnet structure\n");
128 			err = ENOMEM;
129 			break;
130 		}
131 
132 		sc->ifp[phy]->if_softc = sc;
133 		sc->ifp[phy]->if_flags |= IFF_UP | IFF_BROADCAST |
134 		    IFF_DRV_RUNNING | IFF_SIMPLEX;
135 		sc->ifname[phy] = malloc(strlen(name) + 1, M_DEVBUF, M_WAITOK);
136 		bcopy(name, sc->ifname[phy], strlen(name) + 1);
137 		if_initname(sc->ifp[phy], sc->ifname[phy],
138 		    mtkswitch_portforphy(phy));
139 		err = mii_attach(sc->sc_dev, &sc->miibus[phy], sc->ifp[phy],
140 		    mtkswitch_ifmedia_upd, mtkswitch_ifmedia_sts,
141 		    BMSR_DEFCAPMASK, phy, MII_OFFSET_ANY, 0);
142 		if (err != 0) {
143 			device_printf(sc->sc_dev,
144 			    "attaching PHY %d failed\n",
145 			    phy);
146 		} else {
147 			DPRINTF(sc->sc_dev, "%s attached to pseudo interface "
148 			    "%s\n", device_get_nameunit(sc->miibus[phy]),
149 			    sc->ifp[phy]->if_xname);
150 		}
151 	}
152 	return (err);
153 }
154 
155 static int
156 mtkswitch_set_vlan_mode(struct mtkswitch_softc *sc, uint32_t mode)
157 {
158 
159 	/* Check for invalid modes. */
160 	if ((mode & sc->info.es_vlan_caps) != mode)
161 		return (EINVAL);
162 
163 	sc->vlan_mode = mode;
164 
165 	/* Reset VLANs. */
166 	sc->hal.mtkswitch_vlan_init_hw(sc);
167 
168 	return (0);
169 }
170 
171 static int
172 mtkswitch_attach(device_t dev)
173 {
174 	struct mtkswitch_softc *sc;
175 	int err = 0;
176 	int port, rid;
177 
178 	sc = device_get_softc(dev);
179 
180 	/* sc->sc_switchtype is already decided in mtkswitch_probe() */
181 	sc->numports = MTKSWITCH_MAX_PORTS;
182 	sc->numphys = MTKSWITCH_MAX_PHYS;
183 	sc->cpuport = MTKSWITCH_CPU_PORT;
184 	sc->sc_dev = dev;
185 
186 	/* Attach switch related functions */
187 	if (sc->sc_switchtype == MTK_SWITCH_NONE) {
188 		device_printf(dev, "Unknown switch type\n");
189 		return (ENXIO);
190 	}
191 
192 	if (sc->sc_switchtype == MTK_SWITCH_MT7620 ||
193 	    sc->sc_switchtype == MTK_SWITCH_MT7621)
194 		mtk_attach_switch_mt7620(sc);
195 	else
196 		mtk_attach_switch_rt3050(sc);
197 
198 	/* Allocate resources */
199 	rid = 0;
200 	sc->sc_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
201 	    RF_ACTIVE);
202 	if (sc->sc_res == NULL) {
203 		device_printf(dev, "could not map memory\n");
204 		return (ENXIO);
205 	}
206 
207 	mtx_init(&sc->sc_mtx, "mtkswitch", NULL, MTX_DEF);
208 
209 	/* Reset the switch */
210 	if (sc->hal.mtkswitch_reset(sc)) {
211 		DPRINTF(dev, "%s: mtkswitch_reset: failed\n", __func__);
212 		return (ENXIO);
213 	}
214 
215 	err = sc->hal.mtkswitch_hw_setup(sc);
216 	DPRINTF(dev, "%s: hw_setup: err=%d\n", __func__, err);
217 	if (err != 0)
218 		return (err);
219 
220 	err = sc->hal.mtkswitch_hw_global_setup(sc);
221 	DPRINTF(dev, "%s: hw_global_setup: err=%d\n", __func__, err);
222 	if (err != 0)
223 		return (err);
224 
225 	/* Initialize the switch ports */
226 	for (port = 0; port < sc->numports; port++) {
227 		sc->hal.mtkswitch_port_init(sc, port);
228 	}
229 
230 	/* Attach the PHYs and complete the bus enumeration */
231 	err = mtkswitch_attach_phys(sc);
232 	DPRINTF(dev, "%s: attach_phys: err=%d\n", __func__, err);
233 	if (err != 0)
234 		return (err);
235 
236 	/* Default to ingress filters off. */
237 	err = mtkswitch_set_vlan_mode(sc, ETHERSWITCH_VLAN_DOT1Q);
238 	DPRINTF(dev, "%s: set_vlan_mode: err=%d\n", __func__, err);
239 	if (err != 0)
240 		return (err);
241 
242 	bus_generic_probe(dev);
243 	bus_enumerate_hinted_children(dev);
244 	err = bus_generic_attach(dev);
245 	DPRINTF(dev, "%s: bus_generic_attach: err=%d\n", __func__, err);
246 	if (err != 0)
247 		return (err);
248 
249 	callout_init_mtx(&sc->callout_tick, &sc->sc_mtx, 0);
250 
251 	MTKSWITCH_LOCK(sc);
252 	mtkswitch_tick(sc);
253 	MTKSWITCH_UNLOCK(sc);
254 
255 	return (0);
256 }
257 
258 static int
259 mtkswitch_detach(device_t dev)
260 {
261 	struct mtkswitch_softc *sc = device_get_softc(dev);
262 	int phy;
263 
264 	callout_drain(&sc->callout_tick);
265 
266 	for (phy = 0; phy < MTKSWITCH_MAX_PHYS; phy++) {
267 		if (sc->miibus[phy] != NULL)
268 			device_delete_child(dev, sc->miibus[phy]);
269 		if (sc->ifp[phy] != NULL)
270 			if_free(sc->ifp[phy]);
271 		free(sc->ifname[phy], M_DEVBUF);
272 	}
273 
274 	bus_generic_detach(dev);
275 	mtx_destroy(&sc->sc_mtx);
276 
277 	return (0);
278 }
279 
280 /* PHY <-> port mapping is currently 1:1 */
281 static inline int
282 mtkswitch_portforphy(int phy)
283 {
284 
285 	return (phy);
286 }
287 
288 static inline int
289 mtkswitch_phyforport(int port)
290 {
291 
292 	return (port);
293 }
294 
295 static inline struct mii_data *
296 mtkswitch_miiforport(struct mtkswitch_softc *sc, int port)
297 {
298 	int phy = mtkswitch_phyforport(port);
299 
300 	if (phy < 0 || phy >= MTKSWITCH_MAX_PHYS || sc->miibus[phy] == NULL)
301 		return (NULL);
302 
303 	return (device_get_softc(sc->miibus[phy]));
304 }
305 
306 static inline if_t
307 mtkswitch_ifpforport(struct mtkswitch_softc *sc, int port)
308 {
309 	int phy = mtkswitch_phyforport(port);
310 
311 	if (phy < 0 || phy >= MTKSWITCH_MAX_PHYS)
312 		return (NULL);
313 
314 	return (sc->ifp[phy]);
315 }
316 
317 /*
318  * Convert port status to ifmedia.
319  */
320 static void
321 mtkswitch_update_ifmedia(uint32_t portstatus, u_int *media_status,
322     u_int *media_active)
323 {
324 	*media_active = IFM_ETHER;
325 	*media_status = IFM_AVALID;
326 
327 	if ((portstatus & MTKSWITCH_LINK_UP) != 0)
328 		*media_status |= IFM_ACTIVE;
329 	else {
330 		*media_active |= IFM_NONE;
331 		return;
332 	}
333 
334 	switch (portstatus & MTKSWITCH_SPEED_MASK) {
335 	case MTKSWITCH_SPEED_10:
336 		*media_active |= IFM_10_T;
337 		break;
338 	case MTKSWITCH_SPEED_100:
339 		*media_active |= IFM_100_TX;
340 		break;
341 	case MTKSWITCH_SPEED_1000:
342 		*media_active |= IFM_1000_T;
343 		break;
344 	}
345 
346 	if ((portstatus & MTKSWITCH_DUPLEX) != 0)
347 		*media_active |= IFM_FDX;
348 	else
349 		*media_active |= IFM_HDX;
350 
351 	if ((portstatus & MTKSWITCH_TXFLOW) != 0)
352 		*media_active |= IFM_ETH_TXPAUSE;
353 	if ((portstatus & MTKSWITCH_RXFLOW) != 0)
354 		*media_active |= IFM_ETH_RXPAUSE;
355 }
356 
357 static void
358 mtkswitch_miipollstat(struct mtkswitch_softc *sc)
359 {
360 	struct mii_data *mii;
361 	struct mii_softc *miisc;
362 	uint32_t portstatus;
363 	int i, port_flap = 0;
364 
365 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
366 
367 	for (i = 0; i < sc->numphys; i++) {
368 		if (sc->miibus[i] == NULL)
369 			continue;
370 		mii = device_get_softc(sc->miibus[i]);
371 		portstatus = sc->hal.mtkswitch_get_port_status(sc,
372 		    mtkswitch_portforphy(i));
373 
374 		/* If a port has flapped - mark it so we can flush the ATU */
375 		if (((mii->mii_media_status & IFM_ACTIVE) == 0 &&
376 		    (portstatus & MTKSWITCH_LINK_UP) != 0) ||
377 		    ((mii->mii_media_status & IFM_ACTIVE) != 0 &&
378 		    (portstatus & MTKSWITCH_LINK_UP) == 0)) {
379 			port_flap = 1;
380 		}
381 
382 		mtkswitch_update_ifmedia(portstatus, &mii->mii_media_status,
383 		    &mii->mii_media_active);
384 		LIST_FOREACH(miisc, &mii->mii_phys, mii_list) {
385 			if (IFM_INST(mii->mii_media.ifm_cur->ifm_media) !=
386 			    miisc->mii_inst)
387 				continue;
388 			mii_phy_update(miisc, MII_POLLSTAT);
389 		}
390 	}
391 
392 	if (port_flap)
393 		sc->hal.mtkswitch_atu_flush(sc);
394 }
395 
396 static void
397 mtkswitch_tick(void *arg)
398 {
399 	struct mtkswitch_softc *sc = arg;
400 
401 	mtkswitch_miipollstat(sc);
402 	callout_reset(&sc->callout_tick, hz, mtkswitch_tick, sc);
403 }
404 
405 static void
406 mtkswitch_lock(device_t dev)
407 {
408         struct mtkswitch_softc *sc = device_get_softc(dev);
409 
410 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
411 	MTKSWITCH_LOCK(sc);
412 }
413 
414 static void
415 mtkswitch_unlock(device_t dev)
416 {
417 	struct mtkswitch_softc *sc = device_get_softc(dev);
418 
419 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
420 	MTKSWITCH_UNLOCK(sc);
421 }
422 
423 static etherswitch_info_t *
424 mtkswitch_getinfo(device_t dev)
425 {
426 	struct mtkswitch_softc *sc = device_get_softc(dev);
427 
428 	return (&sc->info);
429 }
430 
431 static inline int
432 mtkswitch_is_cpuport(struct mtkswitch_softc *sc, int port)
433 {
434 
435 	return (sc->cpuport == port);
436 }
437 
438 static int
439 mtkswitch_getport(device_t dev, etherswitch_port_t *p)
440 {
441 	struct mtkswitch_softc *sc;
442 	struct mii_data *mii;
443 	struct ifmediareq *ifmr;
444 	int err;
445 
446 	sc = device_get_softc(dev);
447 	if (p->es_port < 0 || p->es_port > sc->info.es_nports)
448 		return (ENXIO);
449 
450 	err = sc->hal.mtkswitch_port_vlan_get(sc, p);
451 	if (err != 0)
452 		return (err);
453 
454 	mii = mtkswitch_miiforport(sc, p->es_port);
455 	if (mtkswitch_is_cpuport(sc, p->es_port)) {
456 		/* fill in fixed values for CPU port */
457 		/* XXX is this valid in all cases? */
458 		p->es_flags |= ETHERSWITCH_PORT_CPU;
459 		ifmr = &p->es_ifmr;
460 		ifmr->ifm_count = 0;
461 		ifmr->ifm_current = ifmr->ifm_active =
462 		    IFM_ETHER | IFM_1000_T | IFM_FDX;
463 		ifmr->ifm_mask = 0;
464 		ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID;
465 	} else if (mii != NULL) {
466 		err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr,
467 		    &mii->mii_media, SIOCGIFMEDIA);
468 		if (err)
469 			return (err);
470 	} else {
471 		ifmr = &p->es_ifmr;
472 		ifmr->ifm_count = 0;
473 		ifmr->ifm_current = ifmr->ifm_active = IFM_NONE;
474 		ifmr->ifm_mask = 0;
475 		ifmr->ifm_status = 0;
476 	}
477 	return (0);
478 }
479 
480 static int
481 mtkswitch_setport(device_t dev, etherswitch_port_t *p)
482 {
483 	int err;
484 	struct mtkswitch_softc *sc;
485 	struct ifmedia *ifm;
486 	struct mii_data *mii;
487 	if_t ifp;
488 
489 	sc = device_get_softc(dev);
490 	if (p->es_port < 0 || p->es_port > sc->info.es_nports)
491 		return (ENXIO);
492 
493 	/* Port flags. */
494 	if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {
495 		err = sc->hal.mtkswitch_port_vlan_setup(sc, p);
496 		if (err)
497 			return (err);
498 	}
499 
500 	/* Do not allow media changes on CPU port. */
501 	if (mtkswitch_is_cpuport(sc, p->es_port))
502 		return (0);
503 
504 	mii = mtkswitch_miiforport(sc, p->es_port);
505 	if (mii == NULL)
506 		return (ENXIO);
507 
508 	ifp = mtkswitch_ifpforport(sc, p->es_port);
509 
510 	ifm = &mii->mii_media;
511 	return (ifmedia_ioctl(ifp, &p->es_ifr, ifm, SIOCSIFMEDIA));
512 }
513 
514 static void
515 mtkswitch_statchg(device_t dev)
516 {
517 
518 	DPRINTF(dev, "%s\n", __func__);
519 }
520 
521 static int
522 mtkswitch_ifmedia_upd(if_t ifp)
523 {
524 	struct mtkswitch_softc *sc = if_getsoftc(ifp);
525 	struct mii_data *mii = mtkswitch_miiforport(sc, if_getdunit(ifp));
526 
527 	if (mii == NULL)
528 		return (ENXIO);
529 	mii_mediachg(mii);
530 	return (0);
531 }
532 
533 static void
534 mtkswitch_ifmedia_sts(if_t ifp, struct ifmediareq *ifmr)
535 {
536 	struct mtkswitch_softc *sc = if_getsoftc(ifp);
537 	struct mii_data *mii = mtkswitch_miiforport(sc, if_getdunit(ifp));
538 
539 	DPRINTF(sc->sc_dev, "%s\n", __func__);
540 
541 	if (mii == NULL)
542 		return;
543 	mii_pollstat(mii);
544 	ifmr->ifm_active = mii->mii_media_active;
545 	ifmr->ifm_status = mii->mii_media_status;
546 }
547 
548 static int
549 mtkswitch_getconf(device_t dev, etherswitch_conf_t *conf)
550 {
551 	struct mtkswitch_softc *sc;
552 
553 	sc = device_get_softc(dev);
554 
555 	/* Return the VLAN mode. */
556 	conf->cmd = ETHERSWITCH_CONF_VLAN_MODE;
557 	conf->vlan_mode = sc->vlan_mode;
558 
559 	return (0);
560 }
561 
562 static int
563 mtkswitch_setconf(device_t dev, etherswitch_conf_t *conf)
564 {
565 	struct mtkswitch_softc *sc;
566 	int err;
567 
568 	sc = device_get_softc(dev);
569 
570 	/* Set the VLAN mode. */
571 	if (conf->cmd & ETHERSWITCH_CONF_VLAN_MODE) {
572 		err = mtkswitch_set_vlan_mode(sc, conf->vlan_mode);
573 		if (err != 0)
574 			return (err);
575 	}
576 
577 	return (0);
578 }
579 
580 static int
581 mtkswitch_getvgroup(device_t dev, etherswitch_vlangroup_t *e)
582 {
583         struct mtkswitch_softc *sc = device_get_softc(dev);
584 
585         return (sc->hal.mtkswitch_vlan_getvgroup(sc, e));
586 }
587 
588 static int
589 mtkswitch_setvgroup(device_t dev, etherswitch_vlangroup_t *e)
590 {
591 	struct mtkswitch_softc *sc = device_get_softc(dev);
592 
593 	return (sc->hal.mtkswitch_vlan_setvgroup(sc, e));
594 }
595 
596 static int
597 mtkswitch_readphy(device_t dev, int phy, int reg)
598 {
599 	struct mtkswitch_softc *sc = device_get_softc(dev);
600 
601 	return (sc->hal.mtkswitch_phy_read(dev, phy, reg));
602 }
603 
604 static int
605 mtkswitch_writephy(device_t dev, int phy, int reg, int val)
606 {
607 	struct mtkswitch_softc *sc = device_get_softc(dev);
608 
609 	return (sc->hal.mtkswitch_phy_write(dev, phy, reg, val));
610 }
611 
612 static int
613 mtkswitch_readreg(device_t dev, int addr)
614 {
615 	struct mtkswitch_softc *sc = device_get_softc(dev);
616 
617 	return (sc->hal.mtkswitch_reg_read(dev, addr));
618 }
619 
620 static int
621 mtkswitch_writereg(device_t dev, int addr, int value)
622 {
623 	struct mtkswitch_softc *sc = device_get_softc(dev);
624 
625 	return (sc->hal.mtkswitch_reg_write(dev, addr, value));
626 }
627 
628 static device_method_t mtkswitch_methods[] = {
629 	/* Device interface */
630 	DEVMETHOD(device_probe,		mtkswitch_probe),
631 	DEVMETHOD(device_attach,	mtkswitch_attach),
632 	DEVMETHOD(device_detach,	mtkswitch_detach),
633 
634 	/* bus interface */
635 	DEVMETHOD(bus_add_child,	device_add_child_ordered),
636 
637 	/* MII interface */
638 	DEVMETHOD(miibus_readreg,	mtkswitch_readphy),
639 	DEVMETHOD(miibus_writereg,	mtkswitch_writephy),
640 	DEVMETHOD(miibus_statchg,	mtkswitch_statchg),
641 
642 	/* MDIO interface */
643 	DEVMETHOD(mdio_readreg,		mtkswitch_readphy),
644 	DEVMETHOD(mdio_writereg,	mtkswitch_writephy),
645 
646 	/* ehterswitch interface */
647 	DEVMETHOD(etherswitch_lock,	mtkswitch_lock),
648 	DEVMETHOD(etherswitch_unlock,	mtkswitch_unlock),
649 	DEVMETHOD(etherswitch_getinfo,	mtkswitch_getinfo),
650 	DEVMETHOD(etherswitch_readreg,	mtkswitch_readreg),
651 	DEVMETHOD(etherswitch_writereg,	mtkswitch_writereg),
652 	DEVMETHOD(etherswitch_readphyreg,	mtkswitch_readphy),
653 	DEVMETHOD(etherswitch_writephyreg,	mtkswitch_writephy),
654 	DEVMETHOD(etherswitch_getport,	mtkswitch_getport),
655 	DEVMETHOD(etherswitch_setport,	mtkswitch_setport),
656 	DEVMETHOD(etherswitch_getvgroup,	mtkswitch_getvgroup),
657 	DEVMETHOD(etherswitch_setvgroup,	mtkswitch_setvgroup),
658 	DEVMETHOD(etherswitch_getconf,	mtkswitch_getconf),
659 	DEVMETHOD(etherswitch_setconf,	mtkswitch_setconf),
660 
661 	DEVMETHOD_END
662 };
663 
664 DEFINE_CLASS_0(mtkswitch, mtkswitch_driver, mtkswitch_methods,
665     sizeof(struct mtkswitch_softc));
666 
667 DRIVER_MODULE(mtkswitch, simplebus, mtkswitch_driver, 0, 0);
668 DRIVER_MODULE(miibus, mtkswitch, miibus_driver, 0, 0);
669 DRIVER_MODULE(mdio, mtkswitch, mdio_driver, 0, 0);
670 DRIVER_MODULE(etherswitch, mtkswitch, etherswitch_driver, 0, 0);
671 MODULE_VERSION(mtkswitch, 1);
672 MODULE_DEPEND(mtkswitch, miibus, 1, 1, 1);
673 MODULE_DEPEND(mtkswitch, etherswitch, 1, 1, 1);
674