dev/amdsmb/amdsmb.c

151 	struct amdsmb_softc *amdsmb_sc = device_get_softc(dev);
154 	amdsmb_sc->rid = PCIR_BAR(0);
156 	amdsmb_sc->res = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
157 		&amdsmb_sc->rid, RF_ACTIVE);
159 	if (amdsmb_sc->res == NULL) {
164 	mtx_init(&amdsmb_sc->lock, device_get_nameunit(dev), "amdsmb", MTX_DEF);
167 	amdsmb_sc->smbus = device_add_child(dev, "smbus", -1);
168 	if (!amdsmb_sc->smbus) {
181 	struct amdsmb_softc *amdsmb_sc = device_get_softc(dev);
183 	if (amdsmb_sc->smbus) {
184 		device_delete_child(dev, amdsmb_sc->smbus);
185 		amdsmb_sc->smbus = NULL;
188 	mtx_destroy(&amdsmb_sc->lock);
189 	if (amdsmb_sc->res)
190 		bus_release_resource(dev, SYS_RES_IOPORT, amdsmb_sc->rid,
191 		    amdsmb_sc->res);