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Remove unnecessary controller reinitialization.

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PR:	kern/87506
This commit is contained in:
Pyun YongHyeon 2010-09-21 17:52:32 +00:00
parent e9dfd82ff1
commit fc05868abd
1 changed files with 16 additions and 3 deletions
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19
sys/dev/stge/if_stge.c
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@ -1377,6 +1377,7 @@ stge_watchdog(struct stge_softc *sc)
ifp = sc->sc_ifp;
if_printf(sc->sc_ifp, "device timeout\n");
ifp->if_oerrors++;
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
stge_init_locked(sc);
if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd))
stge_start_locked(ifp);
@ -1405,7 +1406,10 @@ stge_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
else if (ifp->if_mtu != ifr->ifr_mtu) {
ifp->if_mtu = ifr->ifr_mtu;
STGE_LOCK(sc);
stge_init_locked(sc);
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) {
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
stge_init_locked(sc);
}
STGE_UNLOCK(sc);
}
break;
@ -1639,8 +1643,10 @@ stge_intr(void *arg)
}
force_init:
if (reinit != 0)
if (reinit != 0) {
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
stge_init_locked(sc);
}
/* Re-enable interrupts. */
CSR_WRITE_2(sc, STGE_IntEnable, sc->sc_IntEnable);
@ -1936,11 +1942,16 @@ stge_poll(struct ifnet *ifp, enum poll_cmd cmd, int count)
if ((status & IS_HostError) != 0) {
device_printf(sc->sc_dev,
"Host interface error, resetting...\n");
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
stge_init_locked(sc);
break;
}
if ((status & IS_TxComplete) != 0) {
if (stge_tx_error(sc) != 0)
if (stge_tx_error(sc) != 0) {
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
stge_init_locked(sc);
break;
}
}
}
@ -2121,6 +2132,8 @@ stge_init_locked(struct stge_softc *sc)
STGE_LOCK_ASSERT(sc);
ifp = sc->sc_ifp;
if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
return;
mii = device_get_softc(sc->sc_miibus);
/*