/* This is necessary when dynamically changing SAIP configuration. */
int
sacom_detach(struct device *self, int flags)
{
struct sacom_softc *sc = (struct sacom_softc *)self;
int maj, mn;
/* locate the major number */
maj = cdevsw_lookup_major(&sacom_cdevsw);
/* Nuke the vnodes for any open instances. */
mn = device_unit(self);
vdevgone(maj, mn, mn, VCHR);
mn |= COMDIALOUT_MASK;
vdevgone(maj, mn, mn, VCHR);
/* Free the receive buffer. */
free(sc->sc_rbuf, M_DEVBUF);
/* Detach and free the tty. */
tty_detach(sc->sc_tty);
ttyfree(sc->sc_tty);
/* Unhook the soft interrupt handler. */
softint_disestablish(sc->sc_si);
#if NRND > 0 && defined(RND_COM)
/* Unhook the entropy source. */
rnd_detach_source(&sc->rnd_source);
#endif
return 0;
}
int
uhidev_detach(device_t self, int flags)
{
struct uhidev_softc *sc = device_private(self);
int i, rv;
struct uhidev *csc;
DPRINTF(("uhidev_detach: sc=%p flags=%d\n", sc, flags));
sc->sc_dying = 1;
if (sc->sc_ipipe != NULL)
usbd_abort_pipe(sc->sc_ipipe);
if (sc->sc_repdesc != NULL)
kmem_free(sc->sc_repdesc, sc->sc_repdesc_size);
rv = 0;
for (i = 0; i < sc->sc_nrepid; i++) {
if (sc->sc_subdevs[i] != NULL) {
csc = device_private(sc->sc_subdevs[i]);
rnd_detach_source(&csc->rnd_source);
rv |= config_detach(sc->sc_subdevs[i], flags);
}
}
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, sc->sc_dev);
pmf_device_deregister(self);
mutex_destroy(&sc->sc_lock);
return rv;
}
void
dk_detach(struct dk_softc *dksc)
{
/* Unhook the entropy source. */
rnd_detach_source(&dksc->sc_rnd_source);
dksc->sc_flags &= ~DKF_READYFORDUMP;
mutex_destroy(&dksc->sc_iolock);
}
/* detach */
int
url_detach(device_t self, int flags)
{
struct url_softc *sc = device_private(self);
struct ifnet *ifp = GET_IFP(sc);
int s;
DPRINTF(("%s: %s: enter\n", device_xname(sc->sc_dev), __func__));
/* Detached before attached finished */
if (!sc->sc_attached)
return (0);
callout_stop(&sc->sc_stat_ch);
/* Remove any pending tasks */
usb_rem_task(sc->sc_udev, &sc->sc_tick_task);
usb_rem_task(sc->sc_udev, &sc->sc_stop_task);
s = splusb();
if (--sc->sc_refcnt >= 0) {
/* Wait for processes to go away */
usb_detach_waitold(sc->sc_dev);
}
if (ifp->if_flags & IFF_RUNNING)
url_stop(GET_IFP(sc), 1);
rnd_detach_source(&sc->rnd_source);
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
#ifdef DIAGNOSTIC
if (sc->sc_pipe_tx != NULL)
aprint_debug_dev(self, "detach has active tx endpoint.\n");
if (sc->sc_pipe_rx != NULL)
aprint_debug_dev(self, "detach has active rx endpoint.\n");
if (sc->sc_pipe_intr != NULL)
aprint_debug_dev(self, "detach has active intr endpoint.\n");
#endif
sc->sc_attached = 0;
splx(s);
rw_destroy(&sc->sc_mii_rwlock);
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
sc->sc_dev);
return (0);
}
void
ldenddetach(struct ld_softc *sc)
{
struct buf *bp;
int s, bmaj, cmaj, mn;
if ((sc->sc_flags & LDF_ENABLED) == 0)
return;
/* Wait for commands queued with the hardware to complete. */
if (sc->sc_queuecnt != 0)
if (tsleep(&sc->sc_queuecnt, PRIBIO, "lddtch", 30 * hz))
printf("%s: not drained\n", sc->sc_dv.dv_xname);
/* Locate the major numbers. */
for (bmaj = 0; bmaj <= nblkdev; bmaj++)
if (bdevsw[bmaj].d_open == ldopen)
break;
for (cmaj = 0; cmaj <= nchrdev; cmaj++)
if (cdevsw[cmaj].d_open == ldopen)
break;
/* Kill off any queued buffers. */
s = splbio();
while ((bp = BUFQ_FIRST(&sc->sc_bufq)) != NULL) {
BUFQ_REMOVE(&sc->sc_bufq, bp);
bp->b_error = EIO;
bp->b_flags |= B_ERROR;
bp->b_resid = bp->b_bcount;
biodone(bp);
}
splx(s);
/* Nuke the vnodes for any open instances. */
mn = DISKUNIT(sc->sc_dv.dv_unit);
vdevgone(bmaj, mn, mn + (MAXPARTITIONS - 1), VBLK);
vdevgone(cmaj, mn, mn + (MAXPARTITIONS - 1), VCHR);
/* Detach from the disk list. */
disk_detach(&sc->sc_dk);
#if NRND > 0
/* Unhook the entropy source. */
rnd_detach_source(&sc->sc_rnd_source);
#endif
/* Flush the device's cache. */
if (sc->sc_flush != NULL)
if ((*sc->sc_flush)(sc) != 0)
printf("%s: unable to flush cache\n",
sc->sc_dv.dv_xname);
}
/*
* rtk_detach:
* Detach a rtk interface.
*/
int
rtk_detach(struct rtk_softc *sc)
{
struct ifnet *ifp = &sc->ethercom.ec_if;
struct rtk_tx_desc *txd;
int i;
/*
* Succeed now if there isn't any work to do.
*/
if ((sc->sc_flags & RTK_ATTACHED) == 0)
return 0;
/* Unhook our tick handler. */
callout_stop(&sc->rtk_tick_ch);
/* Detach all PHYs. */
mii_detach(&sc->mii, MII_PHY_ANY, MII_OFFSET_ANY);
/* Delete all remaining media. */
ifmedia_delete_instance(&sc->mii.mii_media, IFM_INST_ANY);
rnd_detach_source(&sc->rnd_source);
ether_ifdetach(ifp);
if_detach(ifp);
for (i = 0; i < RTK_TX_LIST_CNT; i++) {
txd = &sc->rtk_tx_descs[i];
if (txd->txd_dmamap != NULL)
bus_dmamap_destroy(sc->sc_dmat, txd->txd_dmamap);
}
bus_dmamap_destroy(sc->sc_dmat, sc->recv_dmamap);
bus_dmamem_unmap(sc->sc_dmat, sc->rtk_rx_buf,
RTK_RXBUFLEN + 16);
bus_dmamem_free(sc->sc_dmat, &sc->sc_dmaseg, sc->sc_dmanseg);
/* we don't want to run again */
sc->sc_flags &= ~RTK_ATTACHED;
return 0;
}
static int
fddetach(device_t self, int flags)
{
struct fd_softc *fd = device_private(self);
int bmaj, cmaj, i, mn;
fd_motor_off(fd);
/* locate the major number */
bmaj = bdevsw_lookup_major(&fd_bdevsw);
cmaj = cdevsw_lookup_major(&fd_cdevsw);
/* Nuke the vnodes for any open instances. */
for (i = 0; i < MAXPARTITIONS; i++) {
mn = DISKMINOR(device_unit(self), i);
vdevgone(bmaj, mn, mn, VBLK);
vdevgone(cmaj, mn, mn, VCHR);
}
pmf_device_deregister(self);
#if 0 /* XXX need to undo at detach? */
fd_set_properties(fd);
#endif
#if NRND > 0
rnd_detach_source(&fd->rnd_source);
#endif
disk_detach(&fd->sc_dk);
disk_destroy(&fd->sc_dk);
/* Kill off any queued buffers. */
bufq_drain(fd->sc_q);
bufq_free(fd->sc_q);
callout_destroy(&fd->sc_motoroff_ch);
callout_destroy(&fd->sc_motoron_ch);
return 0;
}
int
kue_detach(device_t self, int flags)
{
struct kue_softc *sc = device_private(self);
struct ifnet *ifp = GET_IFP(sc);
int s;
s = splusb(); /* XXX why? */
if (sc->kue_mcfilters != NULL) {
free(sc->kue_mcfilters, M_USBDEV);
sc->kue_mcfilters = NULL;
}
if (!sc->kue_attached) {
/* Detached before attached finished, so just bail out. */
splx(s);
return (0);
}
if (ifp->if_flags & IFF_RUNNING)
kue_stop(sc);
rnd_detach_source(&sc->rnd_source);
ether_ifdetach(ifp);
if_detach(ifp);
#ifdef DIAGNOSTIC
if (sc->kue_ep[KUE_ENDPT_TX] != NULL ||
sc->kue_ep[KUE_ENDPT_RX] != NULL ||
sc->kue_ep[KUE_ENDPT_INTR] != NULL)
aprint_debug_dev(self, "detach has active endpoints\n");
#endif
sc->kue_attached = false;
splx(s);
return (0);
}
/*
* ae_detach:
*
* Detach a device interface.
*/
int
ae_detach(device_t self, int flags)
{
struct ae_softc *sc = device_private(self);
struct ifnet *ifp = &sc->sc_ethercom.ec_if;
struct ae_rxsoft *rxs;
struct ae_txsoft *txs;
int i;
/*
* Succeed now if there isn't any work to do.
*/
if ((sc->sc_flags & AE_ATTACHED) == 0)
return (0);
/* Unhook our tick handler. */
if (sc->sc_tick)
callout_stop(&sc->sc_tick_callout);
/* Detach all PHYs */
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
/* Delete all remaining media. */
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
rnd_detach_source(&sc->sc_rnd_source);
ether_ifdetach(ifp);
if_detach(ifp);
for (i = 0; i < AE_NRXDESC; i++) {
rxs = &sc->sc_rxsoft[i];
if (rxs->rxs_mbuf != NULL) {
bus_dmamap_unload(sc->sc_dmat, rxs->rxs_dmamap);
m_freem(rxs->rxs_mbuf);
rxs->rxs_mbuf = NULL;
}
bus_dmamap_destroy(sc->sc_dmat, rxs->rxs_dmamap);
}
for (i = 0; i < AE_TXQUEUELEN; i++) {
txs = &sc->sc_txsoft[i];
if (txs->txs_mbuf != NULL) {
bus_dmamap_unload(sc->sc_dmat, txs->txs_dmamap);
m_freem(txs->txs_mbuf);
txs->txs_mbuf = NULL;
}
bus_dmamap_destroy(sc->sc_dmat, txs->txs_dmamap);
}
bus_dmamap_unload(sc->sc_dmat, sc->sc_cddmamap);
bus_dmamap_destroy(sc->sc_dmat, sc->sc_cddmamap);
bus_dmamem_unmap(sc->sc_dmat, (void *)sc->sc_control_data,
sizeof(struct ae_control_data));
bus_dmamem_free(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg);
shutdownhook_disestablish(sc->sc_sdhook);
powerhook_disestablish(sc->sc_powerhook);
bus_space_unmap(sc->sc_st, sc->sc_sh, sc->sc_size);
return (0);
}
int
ucom_detach(device_t self, int flags)
{
struct ucom_softc *sc = device_private(self);
struct tty *tp = sc->sc_tty;
int maj, mn;
int s, i;
DPRINTF(("ucom_detach: sc=%p flags=%d tp=%p, pipe=%d,%d\n",
sc, flags, tp, sc->sc_bulkin_no, sc->sc_bulkout_no));
sc->sc_dying = 1;
pmf_device_deregister(self);
if (sc->sc_bulkin_pipe != NULL)
usbd_abort_pipe(sc->sc_bulkin_pipe);
if (sc->sc_bulkout_pipe != NULL)
usbd_abort_pipe(sc->sc_bulkout_pipe);
s = splusb();
if (--sc->sc_refcnt >= 0) {
/* Wake up anyone waiting */
if (tp != NULL) {
mutex_spin_enter(&tty_lock);
CLR(tp->t_state, TS_CARR_ON);
CLR(tp->t_cflag, CLOCAL | MDMBUF);
ttyflush(tp, FREAD|FWRITE);
mutex_spin_exit(&tty_lock);
}
/* Wait for processes to go away. */
usb_detach_waitold(sc->sc_dev);
}
softint_disestablish(sc->sc_si);
splx(s);
/* locate the major number */
maj = cdevsw_lookup_major(&ucom_cdevsw);
/* Nuke the vnodes for any open instances. */
mn = device_unit(self);
DPRINTF(("ucom_detach: maj=%d mn=%d\n", maj, mn));
vdevgone(maj, mn, mn, VCHR);
vdevgone(maj, mn | UCOMDIALOUT_MASK, mn | UCOMDIALOUT_MASK, VCHR);
vdevgone(maj, mn | UCOMCALLUNIT_MASK, mn | UCOMCALLUNIT_MASK, VCHR);
/* Detach and free the tty. */
if (tp != NULL) {
tty_detach(tp);
tty_free(tp);
sc->sc_tty = NULL;
}
for (i = 0; i < UCOM_IN_BUFFS; i++) {
if (sc->sc_ibuff[i].ub_xfer != NULL)
usbd_free_xfer(sc->sc_ibuff[i].ub_xfer);
}
for (i = 0; i < UCOM_OUT_BUFFS; i++) {
if (sc->sc_obuff[i].ub_xfer != NULL)
usbd_free_xfer(sc->sc_obuff[i].ub_xfer);
}
/* Detach the random source */
rnd_detach_source(&sc->sc_rndsource);
return (0);
}
