xref: /freebsd/sys/dev/etherswitch/mtkswitch/mtkswitch_mt7620.c (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /*-
2  * Copyright (c) 2016 Stanislav Galabov.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 
27 #include <sys/param.h>
28 #include <sys/bus.h>
29 #include <sys/errno.h>
30 #include <sys/kernel.h>
31 #include <sys/lock.h>
32 #include <sys/malloc.h>
33 #include <sys/module.h>
34 #include <sys/mutex.h>
35 #include <sys/rman.h>
36 #include <sys/socket.h>
37 #include <sys/sockio.h>
38 #include <sys/sysctl.h>
39 #include <sys/systm.h>
40 
41 #include <net/if.h>
42 #include <net/if_var.h>
43 #include <net/ethernet.h>
44 #include <net/if_media.h>
45 #include <net/if_types.h>
46 
47 #include <machine/bus.h>
48 #include <dev/mii/mii.h>
49 #include <dev/mii/miivar.h>
50 #include <dev/mdio/mdio.h>
51 
52 #include <dev/etherswitch/etherswitch.h>
53 #include <dev/etherswitch/mtkswitch/mtkswitchvar.h>
54 #include <dev/etherswitch/mtkswitch/mtkswitch_mt7620.h>
55 
56 static int
57 mtkswitch_phy_read_locked(struct mtkswitch_softc *sc, int phy, int reg)
58 {
59 	uint32_t data;
60 
61 	MTKSWITCH_WRITE(sc, MTKSWITCH_PIAC, PIAC_PHY_ACS_ST | PIAC_MDIO_ST |
62 	    (reg << PIAC_MDIO_REG_ADDR_OFF) | (phy << PIAC_MDIO_PHY_ADDR_OFF) |
63 	    PIAC_MDIO_CMD_READ);
64 	while ((data = MTKSWITCH_READ(sc, MTKSWITCH_PIAC)) & PIAC_PHY_ACS_ST);
65 
66 	return ((int)(data & PIAC_MDIO_RW_DATA_MASK));
67 }
68 
69 static int
70 mtkswitch_phy_read(device_t dev, int phy, int reg)
71 {
72 	struct mtkswitch_softc *sc = device_get_softc(dev);
73 	int data;
74 
75 	if ((phy < 0 || phy >= 32) || (reg < 0 || reg >= 32))
76 		return (ENXIO);
77 
78 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
79 	MTKSWITCH_LOCK(sc);
80 	data = mtkswitch_phy_read_locked(sc, phy, reg);
81 	MTKSWITCH_UNLOCK(sc);
82 
83 	return (data);
84 }
85 
86 static int
87 mtkswitch_phy_write_locked(struct mtkswitch_softc *sc, int phy, int reg,
88     int val)
89 {
90 
91 	MTKSWITCH_WRITE(sc, MTKSWITCH_PIAC, PIAC_PHY_ACS_ST | PIAC_MDIO_ST |
92 	    (reg << PIAC_MDIO_REG_ADDR_OFF) | (phy << PIAC_MDIO_PHY_ADDR_OFF) |
93 	    (val & PIAC_MDIO_RW_DATA_MASK) | PIAC_MDIO_CMD_WRITE);
94 	while (MTKSWITCH_READ(sc, MTKSWITCH_PIAC) & PIAC_PHY_ACS_ST);
95 
96 	return (0);
97 }
98 
99 static int
100 mtkswitch_phy_write(device_t dev, int phy, int reg, int val)
101 {
102 	struct mtkswitch_softc *sc = device_get_softc(dev);
103 	int res;
104 
105 	if ((phy < 0 || phy >= 32) || (reg < 0 || reg >= 32))
106 		return (ENXIO);
107 
108 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
109 	MTKSWITCH_LOCK(sc);
110 	res = mtkswitch_phy_write_locked(sc, phy, reg, val);
111 	MTKSWITCH_UNLOCK(sc);
112 
113 	return (res);
114 }
115 
116 static uint32_t
117 mtkswitch_reg_read32(struct mtkswitch_softc *sc, int reg)
118 {
119 
120 	return (MTKSWITCH_READ(sc, reg));
121 }
122 
123 static uint32_t
124 mtkswitch_reg_write32(struct mtkswitch_softc *sc, int reg, uint32_t val)
125 {
126 
127 	MTKSWITCH_WRITE(sc, reg, val);
128 	return (0);
129 }
130 
131 static uint32_t
132 mtkswitch_reg_read32_mt7621(struct mtkswitch_softc *sc, int reg)
133 {
134 	uint32_t low, hi;
135 
136 	mtkswitch_phy_write_locked(sc, MTKSWITCH_GLOBAL_PHY,
137 	    MTKSWITCH_GLOBAL_REG, MTKSWITCH_REG_ADDR(reg));
138 	low = mtkswitch_phy_read_locked(sc, MTKSWITCH_GLOBAL_PHY,
139 	    MTKSWITCH_REG_LO(reg));
140 	hi = mtkswitch_phy_read_locked(sc, MTKSWITCH_GLOBAL_PHY,
141 	    MTKSWITCH_REG_HI(reg));
142 	return (low | (hi << 16));
143 }
144 
145 static uint32_t
146 mtkswitch_reg_write32_mt7621(struct mtkswitch_softc *sc, int reg, uint32_t val)
147 {
148 
149 	mtkswitch_phy_write_locked(sc, MTKSWITCH_GLOBAL_PHY,
150 	    MTKSWITCH_GLOBAL_REG, MTKSWITCH_REG_ADDR(reg));
151 	mtkswitch_phy_write_locked(sc, MTKSWITCH_GLOBAL_PHY,
152 	    MTKSWITCH_REG_LO(reg), MTKSWITCH_VAL_LO(val));
153 	mtkswitch_phy_write_locked(sc, MTKSWITCH_GLOBAL_PHY,
154 	    MTKSWITCH_REG_HI(reg), MTKSWITCH_VAL_HI(val));
155 	return (0);
156 }
157 
158 static int
159 mtkswitch_reg_read(device_t dev, int reg)
160 {
161 	struct mtkswitch_softc *sc = device_get_softc(dev);
162 	uint32_t val;
163 
164 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_REG32(reg));
165 	if (MTKSWITCH_IS_HI16(reg))
166 		return (MTKSWITCH_HI16(val));
167 	return (MTKSWITCH_LO16(val));
168 }
169 
170 static int
171 mtkswitch_reg_write(device_t dev, int reg, int val)
172 {
173 	struct mtkswitch_softc *sc = device_get_softc(dev);
174 	uint32_t tmp;
175 
176 	tmp = sc->hal.mtkswitch_read(sc, MTKSWITCH_REG32(reg));
177 	if (MTKSWITCH_IS_HI16(reg)) {
178 		tmp &= MTKSWITCH_LO16_MSK;
179 		tmp |= MTKSWITCH_TO_HI16(val);
180 	} else {
181 		tmp &= MTKSWITCH_HI16_MSK;
182 		tmp |= MTKSWITCH_TO_LO16(val);
183 	}
184 	sc->hal.mtkswitch_write(sc, MTKSWITCH_REG32(reg), tmp);
185 
186 	return (0);
187 }
188 
189 static int
190 mtkswitch_reset(struct mtkswitch_softc *sc)
191 {
192 
193 	/* We don't reset the switch for now */
194 	return (0);
195 }
196 
197 static int
198 mtkswitch_hw_setup(struct mtkswitch_softc *sc)
199 {
200 
201 	/*
202 	 * TODO: parse the device tree and see if we need to configure
203 	 *       ports, etc. differently. For now we fallback to defaults.
204 	 */
205 
206 	/* Called early and hence unlocked */
207 	return (0);
208 }
209 
210 static int
211 mtkswitch_hw_global_setup(struct mtkswitch_softc *sc)
212 {
213 	/* Currently does nothing */
214 
215 	/* Called early and hence unlocked */
216 	return (0);
217 }
218 
219 static void
220 mtkswitch_port_init(struct mtkswitch_softc *sc, int port)
221 {
222 	uint32_t val;
223 
224 	/* Called early and hence unlocked */
225 
226 	/* Set the port to secure mode */
227 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_PCR(port));
228 	val |= PCR_PORT_VLAN_SECURE;
229 	sc->hal.mtkswitch_write(sc, MTKSWITCH_PCR(port), val);
230 
231 	/* Set port's vlan_attr to user port */
232 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_PVC(port));
233 	val &= ~PVC_VLAN_ATTR_MASK;
234 	sc->hal.mtkswitch_write(sc, MTKSWITCH_PVC(port), val);
235 
236 	val = PMCR_CFG_DEFAULT;
237 	if (port == sc->cpuport)
238 		val |= PMCR_FORCE_LINK | PMCR_FORCE_DPX | PMCR_FORCE_SPD_1000 |
239 		    PMCR_FORCE_MODE;
240 	/* Set port's MAC to default settings */
241 	sc->hal.mtkswitch_write(sc, MTKSWITCH_PMCR(port), val);
242 }
243 
244 static uint32_t
245 mtkswitch_get_port_status(struct mtkswitch_softc *sc, int port)
246 {
247 	uint32_t val, res, tmp;
248 
249 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
250 	res = 0;
251 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_PMSR(port));
252 
253 	if (val & PMSR_MAC_LINK_STS)
254 		res |= MTKSWITCH_LINK_UP;
255 	if (val & PMSR_MAC_DPX_STS)
256 		res |= MTKSWITCH_DUPLEX;
257 	tmp = PMSR_MAC_SPD(val);
258 	if (tmp == 0)
259 		res |= MTKSWITCH_SPEED_10;
260 	else if (tmp == 1)
261 		res |= MTKSWITCH_SPEED_100;
262 	else if (tmp == 2)
263 		res |= MTKSWITCH_SPEED_1000;
264 	if (val & PMSR_TX_FC_STS)
265 		res |= MTKSWITCH_TXFLOW;
266 	if (val & PMSR_RX_FC_STS)
267 		res |= MTKSWITCH_RXFLOW;
268 
269 	return (res);
270 }
271 
272 static int
273 mtkswitch_atu_flush(struct mtkswitch_softc *sc)
274 {
275 
276 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
277 
278 	/* Flush all non-static MAC addresses */
279 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_ATC) & ATC_BUSY);
280 	sc->hal.mtkswitch_write(sc, MTKSWITCH_ATC, ATC_BUSY |
281 	    ATC_AC_MAT_NON_STATIC_MACS | ATC_AC_CMD_CLEAN);
282 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_ATC) & ATC_BUSY);
283 
284 	return (0);
285 }
286 
287 static int
288 mtkswitch_port_vlan_setup(struct mtkswitch_softc *sc, etherswitch_port_t *p)
289 {
290 	int err;
291 
292 	/*
293 	 * Port behaviour wrt tag/untag/stack is currently defined per-VLAN.
294 	 * So we say we don't support it here.
295 	 */
296 	if ((p->es_flags & (ETHERSWITCH_PORT_DOUBLE_TAG |
297 	    ETHERSWITCH_PORT_ADDTAG | ETHERSWITCH_PORT_STRIPTAG)) != 0)
298 		return (ENOTSUP);
299 
300 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
301 	MTKSWITCH_LOCK(sc);
302 
303 	/* Set the PVID */
304 	if (p->es_pvid != 0) {
305 		err = sc->hal.mtkswitch_vlan_set_pvid(sc, p->es_port,
306 		    p->es_pvid);
307 		if (err != 0) {
308 			MTKSWITCH_UNLOCK(sc);
309 			return (err);
310 		}
311 	}
312 
313 	MTKSWITCH_UNLOCK(sc);
314 
315 	return (0);
316 }
317 
318 static int
319 mtkswitch_port_vlan_get(struct mtkswitch_softc *sc, etherswitch_port_t *p)
320 {
321 
322 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
323 	MTKSWITCH_LOCK(sc);
324 
325 	/* Retrieve the PVID */
326 	sc->hal.mtkswitch_vlan_get_pvid(sc, p->es_port, &p->es_pvid);
327 
328 	/*
329 	 * Port flags are not supported at the moment.
330 	 * Port's tag/untag/stack behaviour is defined per-VLAN.
331 	 */
332 	p->es_flags = 0;
333 
334 	MTKSWITCH_UNLOCK(sc);
335 
336 	return (0);
337 }
338 
339 static void
340 mtkswitch_invalidate_vlan(struct mtkswitch_softc *sc, uint32_t vid)
341 {
342 
343 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR) & VTCR_BUSY);
344 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VTCR, VTCR_BUSY |
345 	    VTCR_FUNC_VID_INVALID | (vid & VTCR_VID_MASK));
346 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR) & VTCR_BUSY);
347 }
348 
349 static void
350 mtkswitch_vlan_init_hw(struct mtkswitch_softc *sc)
351 {
352 	uint32_t val, vid, i;
353 
354 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
355 	MTKSWITCH_LOCK(sc);
356 	/* Reset all VLANs to defaults first */
357 	for (i = 0; i < sc->info.es_nvlangroups; i++) {
358 		mtkswitch_invalidate_vlan(sc, i);
359 		if (sc->sc_switchtype == MTK_SWITCH_MT7620) {
360 			val = sc->hal.mtkswitch_read(sc, MTKSWITCH_VTIM(i));
361 			val &= ~(VTIM_MASK << VTIM_OFF(i));
362 			val |= ((i + 1) << VTIM_OFF(i));
363 			sc->hal.mtkswitch_write(sc, MTKSWITCH_VTIM(i), val);
364 		}
365 	}
366 
367 	/* Now, add all ports as untagged members of VLAN 1 */
368 	if (sc->sc_switchtype == MTK_SWITCH_MT7620) {
369 		/* MT7620 uses vid index instead of actual vid */
370 		vid = 0;
371 	} else {
372 		/* MT7621 uses the vid itself */
373 		vid = 1;
374 	}
375 	val = VAWD1_IVL_MAC | VAWD1_VTAG_EN | VAWD1_VALID;
376 	for (i = 0; i < sc->info.es_nports; i++)
377 		val |= VAWD1_PORT_MEMBER(i);
378 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VAWD1, val);
379 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VAWD2, 0);
380 	val = VTCR_BUSY | VTCR_FUNC_VID_WRITE | vid;
381 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VTCR, val);
382 
383 	/* Set all port PVIDs to 1 */
384 	for (i = 0; i < sc->info.es_nports; i++) {
385 		sc->hal.mtkswitch_vlan_set_pvid(sc, i, 1);
386 	}
387 
388 	MTKSWITCH_UNLOCK(sc);
389 }
390 
391 static int
392 mtkswitch_vlan_getvgroup(struct mtkswitch_softc *sc, etherswitch_vlangroup_t *v)
393 {
394 	uint32_t val, i;
395 
396 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
397 
398 	if ((sc->vlan_mode != ETHERSWITCH_VLAN_DOT1Q) ||
399 	    (v->es_vlangroup > sc->info.es_nvlangroups))
400 		return (EINVAL);
401 
402 	/* Reset the member ports. */
403 	v->es_untagged_ports = 0;
404 	v->es_member_ports = 0;
405 
406 	/* Not supported for now */
407 	v->es_fid = 0;
408 
409 	MTKSWITCH_LOCK(sc);
410 	if (sc->sc_switchtype == MTK_SWITCH_MT7620) {
411 		v->es_vid = (sc->hal.mtkswitch_read(sc,
412 		    MTKSWITCH_VTIM(v->es_vlangroup)) >>
413 		    VTIM_OFF(v->es_vlangroup)) & VTIM_MASK;
414 	} else {
415 		v->es_vid = v->es_vlangroup;
416 	}
417 
418 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR) & VTCR_BUSY);
419 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VTCR, VTCR_BUSY |
420 	    VTCR_FUNC_VID_READ | (v->es_vlangroup & VTCR_VID_MASK));
421 	while ((val = sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR)) & VTCR_BUSY);
422 	if (val & VTCR_IDX_INVALID) {
423 		MTKSWITCH_UNLOCK(sc);
424 		return (0);
425 	}
426 
427 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_VAWD1);
428 	if (val & VAWD1_VALID)
429 		v->es_vid |= ETHERSWITCH_VID_VALID;
430 	else {
431 		MTKSWITCH_UNLOCK(sc);
432 		return (0);
433 	}
434 	v->es_member_ports = (val >> VAWD1_MEMBER_OFF) & VAWD1_MEMBER_MASK;
435 
436 	val = sc->hal.mtkswitch_read(sc, MTKSWITCH_VAWD2);
437 	for (i = 0; i < sc->info.es_nports; i++) {
438 		if ((val & VAWD2_PORT_MASK(i)) == VAWD2_PORT_UNTAGGED(i))
439 			v->es_untagged_ports |= (1<<i);
440 	}
441 
442 	MTKSWITCH_UNLOCK(sc);
443 	return (0);
444 }
445 
446 static int
447 mtkswitch_vlan_setvgroup(struct mtkswitch_softc *sc, etherswitch_vlangroup_t *v)
448 {
449 	uint32_t val, i, vid;
450 
451 	MTKSWITCH_LOCK_ASSERT(sc, MA_NOTOWNED);
452 
453 	if ((sc->vlan_mode != ETHERSWITCH_VLAN_DOT1Q) ||
454 	    (v->es_vlangroup > sc->info.es_nvlangroups))
455 		return (EINVAL);
456 
457 	/* We currently don't support FID */
458 	if (v->es_fid != 0)
459 		return (EINVAL);
460 
461 	MTKSWITCH_LOCK(sc);
462 	while (sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR) & VTCR_BUSY);
463 	if (sc->sc_switchtype == MTK_SWITCH_MT7620) {
464 		val = sc->hal.mtkswitch_read(sc,
465 		    MTKSWITCH_VTIM(v->es_vlangroup));
466 		val &= ~(VTIM_MASK << VTIM_OFF(v->es_vlangroup));
467 		val |= ((v->es_vid & VTIM_MASK) << VTIM_OFF(v->es_vlangroup));
468 		sc->hal.mtkswitch_write(sc, MTKSWITCH_VTIM(v->es_vlangroup),
469 		    val);
470 		vid = v->es_vlangroup;
471 	} else
472 		vid = v->es_vid;
473 
474 	/* We use FID 0 */
475 	val = VAWD1_IVL_MAC | VAWD1_VTAG_EN | VAWD1_VALID;
476 	val |= ((v->es_member_ports & VAWD1_MEMBER_MASK) << VAWD1_MEMBER_OFF);
477 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VAWD1, val);
478 
479 	/* Set tagged ports */
480 	val = 0;
481 	for (i = 0; i < sc->info.es_nports; i++)
482 		if (((1<<i) & v->es_untagged_ports) == 0)
483 			val |= VAWD2_PORT_TAGGED(i);
484 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VAWD2, val);
485 
486 	/* Write the VLAN entry */
487 	sc->hal.mtkswitch_write(sc, MTKSWITCH_VTCR, VTCR_BUSY |
488 	    VTCR_FUNC_VID_WRITE | (vid & VTCR_VID_MASK));
489 	while ((val = sc->hal.mtkswitch_read(sc, MTKSWITCH_VTCR)) & VTCR_BUSY);
490 
491 	MTKSWITCH_UNLOCK(sc);
492 
493 	if (val & VTCR_IDX_INVALID)
494 		return (EINVAL);
495 
496 	return (0);
497 }
498 
499 static int
500 mtkswitch_vlan_get_pvid(struct mtkswitch_softc *sc, int port, int *pvid)
501 {
502 
503 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
504 
505 	*pvid = sc->hal.mtkswitch_read(sc, MTKSWITCH_PPBV1(port));
506 	*pvid = PPBV_VID_FROM_REG(*pvid);
507 
508 	return (0);
509 }
510 
511 static int
512 mtkswitch_vlan_set_pvid(struct mtkswitch_softc *sc, int port, int pvid)
513 {
514 	uint32_t val;
515 
516 	MTKSWITCH_LOCK_ASSERT(sc, MA_OWNED);
517 	val = PPBV_VID(pvid & PPBV_VID_MASK);
518 	sc->hal.mtkswitch_write(sc, MTKSWITCH_PPBV1(port), val);
519 	sc->hal.mtkswitch_write(sc, MTKSWITCH_PPBV2(port), val);
520 
521 	return (0);
522 }
523 
524 extern void
525 mtk_attach_switch_mt7620(struct mtkswitch_softc *sc)
526 {
527 
528 	sc->portmap = 0x7f;
529 	sc->phymap = 0x1f;
530 
531 	sc->info.es_nports = 7;
532 	sc->info.es_vlan_caps = ETHERSWITCH_VLAN_DOT1Q;
533 	sc->info.es_nvlangroups = 16;
534 	sprintf(sc->info.es_name, "Mediatek GSW");
535 
536 	if (sc->sc_switchtype == MTK_SWITCH_MT7621) {
537 		sc->hal.mtkswitch_read = mtkswitch_reg_read32_mt7621;
538 		sc->hal.mtkswitch_write = mtkswitch_reg_write32_mt7621;
539 		sc->info.es_nvlangroups = 4096;
540 	} else {
541 		sc->hal.mtkswitch_read = mtkswitch_reg_read32;
542 		sc->hal.mtkswitch_write = mtkswitch_reg_write32;
543 	}
544 
545 	sc->hal.mtkswitch_reset = mtkswitch_reset;
546 	sc->hal.mtkswitch_hw_setup = mtkswitch_hw_setup;
547 	sc->hal.mtkswitch_hw_global_setup = mtkswitch_hw_global_setup;
548 	sc->hal.mtkswitch_port_init = mtkswitch_port_init;
549 	sc->hal.mtkswitch_get_port_status = mtkswitch_get_port_status;
550 	sc->hal.mtkswitch_atu_flush = mtkswitch_atu_flush;
551 	sc->hal.mtkswitch_port_vlan_setup = mtkswitch_port_vlan_setup;
552 	sc->hal.mtkswitch_port_vlan_get = mtkswitch_port_vlan_get;
553 	sc->hal.mtkswitch_vlan_init_hw = mtkswitch_vlan_init_hw;
554 	sc->hal.mtkswitch_vlan_getvgroup = mtkswitch_vlan_getvgroup;
555 	sc->hal.mtkswitch_vlan_setvgroup = mtkswitch_vlan_setvgroup;
556 	sc->hal.mtkswitch_vlan_get_pvid = mtkswitch_vlan_get_pvid;
557 	sc->hal.mtkswitch_vlan_set_pvid = mtkswitch_vlan_set_pvid;
558 	sc->hal.mtkswitch_phy_read = mtkswitch_phy_read;
559 	sc->hal.mtkswitch_phy_write = mtkswitch_phy_write;
560 	sc->hal.mtkswitch_reg_read = mtkswitch_reg_read;
561 	sc->hal.mtkswitch_reg_write = mtkswitch_reg_write;
562 }
563