1 /*-
3  * Copyright (c) 2011-2012 Stefan Bethke.
51 #include <dev/mdio/mdio.h>
75 	{ "ralink,rt3050-esw",		MTK_SWITCH_RT3050 },
76 	{ "ralink,rt3352-esw",		MTK_SWITCH_RT3352 },
77 	{ "ralink,rt5350-esw",		MTK_SWITCH_RT5350 },
78 	{ "mediatek,mt7620-gsw",	MTK_SWITCH_MT7620 },
79 	{ "mediatek,mt7621-gsw",	MTK_SWITCH_MT7621 },
80 	{ "mediatek,mt7628-esw",	MTK_SWITCH_MT7628 },
95 	switch_type = ofw_bus_search_compatible(dev, compat_data)->ocd_data;  in mtkswitch_probe()
101 	sc->sc_switchtype = switch_type;  in mtkswitch_probe()
115 	snprintf(name, IFNAMSIZ, "%sport", device_get_nameunit(sc->sc_dev));  in mtkswitch_attach_phys()
116 	for (phy = 0; phy < sc->numphys; phy++) {  in mtkswitch_attach_phys()
117 		if ((sc->phymap & (1u << phy)) == 0) {  in mtkswitch_attach_phys()
118 			sc->ifp[phy] = NULL;  in mtkswitch_attach_phys()
119 			sc->ifname[phy] = NULL;  in mtkswitch_attach_phys()
120 			sc->miibus[phy] = NULL;  in mtkswitch_attach_phys()
123 		sc->ifp[phy] = if_alloc(IFT_ETHER);  in mtkswitch_attach_phys()
124 		sc->ifp[phy]->if_softc = sc;  in mtkswitch_attach_phys()
125 		sc->ifp[phy]->if_flags |= IFF_UP | IFF_BROADCAST |  in mtkswitch_attach_phys()
127 		sc->ifname[phy] = malloc(strlen(name) + 1, M_DEVBUF, M_WAITOK);  in mtkswitch_attach_phys()
128 		bcopy(name, sc->ifname[phy], strlen(name) + 1);  in mtkswitch_attach_phys()
129 		if_initname(sc->ifp[phy], sc->ifname[phy],  in mtkswitch_attach_phys()
131 		err = mii_attach(sc->sc_dev, &sc->miibus[phy], sc->ifp[phy],  in mtkswitch_attach_phys()
135 			device_printf(sc->sc_dev,  in mtkswitch_attach_phys()
139 			DPRINTF(sc->sc_dev, "%s attached to pseudo interface "  in mtkswitch_attach_phys()
140 			    "%s\n", device_get_nameunit(sc->miibus[phy]),  in mtkswitch_attach_phys()
141 			    sc->ifp[phy]->if_xname);  in mtkswitch_attach_phys()
152 	if ((mode & sc->info.es_vlan_caps) != mode)  in mtkswitch_set_vlan_mode()
155 	sc->vlan_mode = mode;  in mtkswitch_set_vlan_mode()
158 	sc->hal.mtkswitch_vlan_init_hw(sc);  in mtkswitch_set_vlan_mode()
172 	/* sc->sc_switchtype is already decided in mtkswitch_probe() */  in mtkswitch_attach()
173 	sc->numports = MTKSWITCH_MAX_PORTS;  in mtkswitch_attach()
174 	sc->numphys = MTKSWITCH_MAX_PHYS;  in mtkswitch_attach()
175 	sc->cpuport = MTKSWITCH_CPU_PORT;  in mtkswitch_attach()
176 	sc->sc_dev = dev;  in mtkswitch_attach()
179 	if (sc->sc_switchtype == MTK_SWITCH_NONE) {  in mtkswitch_attach()
184 	if (sc->sc_switchtype == MTK_SWITCH_MT7620 ||  in mtkswitch_attach()
185 	    sc->sc_switchtype == MTK_SWITCH_MT7621)  in mtkswitch_attach()
192 	sc->sc_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,  in mtkswitch_attach()
194 	if (sc->sc_res == NULL) {  in mtkswitch_attach()
199 	mtx_init(&sc->sc_mtx, "mtkswitch", NULL, MTX_DEF);  in mtkswitch_attach()
202 	if (sc->hal.mtkswitch_reset(sc)) {  in mtkswitch_attach()
207 	err = sc->hal.mtkswitch_hw_setup(sc);  in mtkswitch_attach()
212 	err = sc->hal.mtkswitch_hw_global_setup(sc);  in mtkswitch_attach()
218 	for (port = 0; port < sc->numports; port++) {  in mtkswitch_attach()
219 		sc->hal.mtkswitch_port_init(sc, port);  in mtkswitch_attach()
238 	callout_init_mtx(&sc->callout_tick, &sc->sc_mtx, 0);  in mtkswitch_attach()
253 	callout_drain(&sc->callout_tick);  in mtkswitch_detach()
256 		if (sc->miibus[phy] != NULL)  in mtkswitch_detach()
257 			device_delete_child(dev, sc->miibus[phy]);  in mtkswitch_detach()
258 		if (sc->ifp[phy] != NULL)  in mtkswitch_detach()
259 			if_free(sc->ifp[phy]);  in mtkswitch_detach()
260 		free(sc->ifname[phy], M_DEVBUF);  in mtkswitch_detach()
264 	mtx_destroy(&sc->sc_mtx);  in mtkswitch_detach()
269 /* PHY <-> port mapping is currently 1:1 */
289 	if (phy < 0 || phy >= MTKSWITCH_MAX_PHYS || sc->miibus[phy] == NULL)  in mtkswitch_miiforport()
292 	return (device_get_softc(sc->miibus[phy]));  in mtkswitch_miiforport()
303 	return (sc->ifp[phy]);  in mtkswitch_ifpforport()
356 	for (i = 0; i < sc->numphys; i++) {  in mtkswitch_miipollstat()
357 		if (sc->miibus[i] == NULL)  in mtkswitch_miipollstat()
359 		mii = device_get_softc(sc->miibus[i]);  in mtkswitch_miipollstat()
360 		portstatus = sc->hal.mtkswitch_get_port_status(sc,  in mtkswitch_miipollstat()
363 		/* If a port has flapped - mark it so we can flush the ATU */  in mtkswitch_miipollstat()
364 		if (((mii->mii_media_status & IFM_ACTIVE) == 0 &&  in mtkswitch_miipollstat()
366 		    ((mii->mii_media_status & IFM_ACTIVE) != 0 &&  in mtkswitch_miipollstat()
371 		mtkswitch_update_ifmedia(portstatus, &mii->mii_media_status,  in mtkswitch_miipollstat()
372 		    &mii->mii_media_active);  in mtkswitch_miipollstat()
373 		LIST_FOREACH(miisc, &mii->mii_phys, mii_list) {  in mtkswitch_miipollstat()
374 			if (IFM_INST(mii->mii_media.ifm_cur->ifm_media) !=  in mtkswitch_miipollstat()
375 			    miisc->mii_inst)  in mtkswitch_miipollstat()
382 		sc->hal.mtkswitch_atu_flush(sc);  in mtkswitch_miipollstat()
391 	callout_reset(&sc->callout_tick, hz, mtkswitch_tick, sc);  in mtkswitch_tick()
417 	return (&sc->info);  in mtkswitch_getinfo()
424 	return (sc->cpuport == port);  in mtkswitch_is_cpuport()
436 	if (p->es_port < 0 || p->es_port > sc->info.es_nports)  in mtkswitch_getport()
439 	err = sc->hal.mtkswitch_port_vlan_get(sc, p);  in mtkswitch_getport()
443 	mii = mtkswitch_miiforport(sc, p->es_port);  in mtkswitch_getport()
444 	if (mtkswitch_is_cpuport(sc, p->es_port)) {  in mtkswitch_getport()
447 		p->es_flags |= ETHERSWITCH_PORT_CPU;  in mtkswitch_getport()
448 		ifmr = &p->es_ifmr;  in mtkswitch_getport()
449 		ifmr->ifm_count = 0;  in mtkswitch_getport()
450 		ifmr->ifm_current = ifmr->ifm_active =  in mtkswitch_getport()
452 		ifmr->ifm_mask = 0;  in mtkswitch_getport()
453 		ifmr->ifm_status = IFM_ACTIVE | IFM_AVALID;  in mtkswitch_getport()
455 		err = ifmedia_ioctl(mii->mii_ifp, &p->es_ifr,  in mtkswitch_getport()
456 		    &mii->mii_media, SIOCGIFMEDIA);  in mtkswitch_getport()
460 		ifmr = &p->es_ifmr;  in mtkswitch_getport()
461 		ifmr->ifm_count = 0;  in mtkswitch_getport()
462 		ifmr->ifm_current = ifmr->ifm_active = IFM_NONE;  in mtkswitch_getport()
463 		ifmr->ifm_mask = 0;  in mtkswitch_getport()
464 		ifmr->ifm_status = 0;  in mtkswitch_getport()
479 	if (p->es_port < 0 || p->es_port > sc->info.es_nports)  in mtkswitch_setport()
483 	if (sc->vlan_mode == ETHERSWITCH_VLAN_DOT1Q) {  in mtkswitch_setport()
484 		err = sc->hal.mtkswitch_port_vlan_setup(sc, p);  in mtkswitch_setport()
490 	if (mtkswitch_is_cpuport(sc, p->es_port))  in mtkswitch_setport()
493 	mii = mtkswitch_miiforport(sc, p->es_port);  in mtkswitch_setport()
497 	ifp = mtkswitch_ifpforport(sc, p->es_port);  in mtkswitch_setport()
499 	ifm = &mii->mii_media;  in mtkswitch_setport()
500 	return (ifmedia_ioctl(ifp, &p->es_ifr, ifm, SIOCSIFMEDIA));  in mtkswitch_setport()
528 	DPRINTF(sc->sc_dev, "%s\n", __func__);  in mtkswitch_ifmedia_sts()
533 	ifmr->ifm_active = mii->mii_media_active;  in mtkswitch_ifmedia_sts()
534 	ifmr->ifm_status = mii->mii_media_status;  in mtkswitch_ifmedia_sts()
538 mtkswitch_getconf(device_t dev, etherswitch_conf_t *conf)  in mtkswitch_getconf()  argument
545 	conf->cmd = ETHERSWITCH_CONF_VLAN_MODE;  in mtkswitch_getconf()
546 	conf->vlan_mode = sc->vlan_mode;  in mtkswitch_getconf()
552 mtkswitch_setconf(device_t dev, etherswitch_conf_t *conf)  in mtkswitch_setconf()  argument
560 	if (conf->cmd & ETHERSWITCH_CONF_VLAN_MODE) {  in mtkswitch_setconf()
561 		err = mtkswitch_set_vlan_mode(sc, conf->vlan_mode);  in mtkswitch_setconf()
574         return (sc->hal.mtkswitch_vlan_getvgroup(sc, e));  in mtkswitch_getvgroup()
582 	return (sc->hal.mtkswitch_vlan_setvgroup(sc, e));  in mtkswitch_setvgroup()
590 	return (sc->hal.mtkswitch_phy_read(dev, phy, reg));  in mtkswitch_readphy()
598 	return (sc->hal.mtkswitch_phy_write(dev, phy, reg, val));  in mtkswitch_writephy()
606 	return (sc->hal.mtkswitch_reg_read(dev, addr));  in mtkswitch_readreg()
614 	return (sc->hal.mtkswitch_reg_write(dev, addr, value));  in mtkswitch_writereg()
631 	/* MDIO interface */
658 DRIVER_MODULE(mdio, mtkswitch, mdio_driver, 0, 0);