Static void
url_txeof(usbd_xfer_handle xfer, usbd_private_handle priv,
usbd_status status)
{
struct url_chain *c = priv;
struct url_softc *sc = c->url_sc;
struct ifnet *ifp = GET_IFP(sc);
int s;
if (sc->sc_dying)
return;
s = splnet();
DPRINTF(("%s: %s: enter\n", device_xname(sc->sc_dev), __func__));
ifp->if_timer = 0;
ifp->if_flags &= ~IFF_OACTIVE;
if (status != USBD_NORMAL_COMPLETION) {
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED) {
splx(s);
return;
}
ifp->if_oerrors++;
printf("%s: usb error on tx: %s\n", device_xname(sc->sc_dev),
usbd_errstr(status));
if (status == USBD_STALLED) {
sc->sc_refcnt++;
usbd_clear_endpoint_stall_async(sc->sc_pipe_tx);
if (--sc->sc_refcnt < 0)
usb_detach_wakeupold(sc->sc_dev);
}
splx(s);
return;
}
ifp->if_opackets++;
m_freem(c->url_mbuf);
c->url_mbuf = NULL;
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
url_start(ifp);
splx(s);
}
Static void
url_tick_task(void *xsc)
{
struct url_softc *sc = xsc;
struct ifnet *ifp;
struct mii_data *mii;
int s;
if (sc == NULL)
return;
DPRINTFN(0xff, ("%s: %s: enter\n", USBDEVNAME(sc->sc_dev),
__func__));
if (sc->sc_dying)
return;
ifp = GET_IFP(sc);
mii = GET_MII(sc);
if (mii == NULL)
return;
s = splnet();
mii_tick(mii);
if (!sc->sc_link) {
mii_pollstat(mii);
if (mii->mii_media_status & IFM_ACTIVE &&
IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
DPRINTF(("%s: %s: got link\n",
USBDEVNAME(sc->sc_dev), __func__));
sc->sc_link++;
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
url_start(ifp);
}
}
usb_callout(sc->sc_stat_ch, hz, url_tick, sc);
splx(s);
}
Static void
url_watchdog(struct ifnet *ifp)
{
struct url_softc *sc = ifp->if_softc;
struct url_chain *c;
usbd_status stat;
int s;
DPRINTF(("%s: %s: enter\n", USBDEVNAME(sc->sc_dev), __func__));
ifp->if_oerrors++;
printf("%s: watchdog timeout\n", USBDEVNAME(sc->sc_dev));
s = splusb();
c = &sc->sc_cdata.url_tx_chain[0];
usbd_get_xfer_status(c->url_xfer, NULL, NULL, NULL, &stat);
url_txeof(c->url_xfer, c, stat);
if (IFQ_IS_EMPTY(&ifp->if_snd) == 0)
url_start(ifp);
splx(s);
}
